1 2010-05-23 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
5 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
6 with a direct branch, not a conditional branch, to a stub.
7 * merge.cc (Output_merge_base::record_input_section): New method
9 (Output_merge_data::do_add_input_section): Record input section if
10 keeps-input-sections flag is set.
11 (Output_merge_string::do_add_input_section): Ditto.
12 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
13 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
15 (Output_merge_base::keeps_input_sections,
16 Output_merge_base::set_keeps_input_sections,
17 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
19 (Output_merge_base::Input_sections): New type declaration.
20 (Output_merge_base::input_sections_begin,
21 Output_merge_base::input_sections_end,
22 Output_merge_base::do_set_keeps_input_sections): New method definitions.
23 (Output_merge_base::bool keeps_input_sections_,
24 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
25 Output_merge_base::input_sections_): New data members.
26 (Output_merge_data::do_set_keeps_input_sections): New method
28 (Output_merge_string::do_set_keeps_input_sections): Ditto.
29 * output.cc (Output_section::Input_section::relobj): Move method
30 defintion from class declaration to here and handle merge sections.
31 (Output_section::Input_section::shndx): Ditto.
32 (Output_section::Output_section): Remove initializations of removed
33 data members and initialize new data member LOOKUP_MAPS_.
34 (Output_section::add_input_section): Set keeps-input-sections flag
35 for a newly created merge output section as appropriate. Adjust code
36 to use Output_section_lookup_maps class.
37 (Output_section::add_relaxed_input_section): Adjst code for lookup
38 maps code refactoring.
39 (Output_section::add_merge_input_section): Add a new parameter
40 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
41 class. If adding input section to a newly created merge output
42 section fails, remove the new merge section.
43 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
44 Adjust code for use of the Output_section_lookup_maps class.
45 (Output_section::find_merge_section): Ditto.
46 (Output_section::build_lookup_maps): New method defintion.
47 (Output_section::find_relaxed_input_section): Adjust code to use
48 Output_section_lookup_maps class.
49 (Output_section::get_input_sections): Export merge sections. Adjust
50 code to use Output_section_lookup_maps class.
51 (Output_section:::add_script_input_section): Adjust code to use
52 Output_section_lookup_maps class. Update lookup maps for merge
54 (Output_section::discard_states): Use Output_section_lookup_maps.
55 (Output_section::restore_states): Same.
56 * output.h (Merge_section_properties): Move class defintion out of
58 (Output_section_lookup_maps): New class.
59 (Output_section::Input_section::is_merge_section): New method
61 (Output_section::Input_section::relobj): Move defintion out of class
62 defintion. Declare method only.
63 (Output_section::Input_section::shndx): Ditto.
64 (Output_section::Input_section::output_merge_base): New method defintion.
65 (Output_section::Input_section::u2_.pomb): New union field.
66 (Output_section::Merge_section_by_properties_map,
67 Output_section::Output_section_data_by_input_section_map,
68 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
70 (Output_section::add_merge_input_section): Add new parameter
72 (Output_section::build_lookup_maps): New method declaration.
73 (Output_section::merge_section_map_,
74 Output_section::merge_section_by_properties_map_,
75 Output_section::relaxed_input_section_map_,
76 Output_section::is_relaxed_input_section_map_valid_): Remove data
78 (Output_section::lookup_maps_): New data member.
80 2010-05-21 Doug Kwan <dougkwan@google.com>
83 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
84 avoid a compilation error.
86 2010-05-19 Rafael Espindola <espindola@google.com>
88 * script-sections.cc (Output_section_definition::allocate_to_segment):
89 Update the phdrs_list even when the output section is NULL.
90 * testsuite/Makefile.am: Add test.
91 * testsuite/Makefile.in: Regenerate.
92 * testsuite/script_test_9.cc: New.
93 * testsuite/script_test_9.sh: New.
94 * testsuite/script_test_9.t: New.
96 2010-05-19 Doug Kwan <dougkwan@google.com>
98 * arm.cc (Arm_input_section::original_size): New method.
99 (Arm_input_section::do_addralign): Add a cast.
100 (Arm_input_section::do_output_offset): Remove static cast.
101 (Arm_input_section::original_addralign,
102 Arm_input_section::original_size_): Change type to uint32_t.
103 (Arm_input_section::init): Add safe casts for section alignment
105 (Arm_input_section::set_final_data_size): Do not set address and
106 offset of stub table.
107 (Arm_output_section::fix_exidx_coverage): Change use of of
108 Output_section::Simple_input_section to that of
109 Output_section::Input_section.
110 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
111 except for the first pass.
112 * output.cc (Output_section::get_input_sections): Change type of
113 input_sections to std::list<Input_section>.
114 (Output_section::add_script_input_section): Rename from
115 Output_section::add_simple_input_section. Change type of SIS
116 parameter from Simple_input_section to Input_section.
117 * output.h (Output_section::Simple_input_section): Remove class.
118 (Output_section::Input_section): Change class visibility to public.
119 (Output_section::Input_section::addralign): Use stored alignments
120 for special input sections if set.
121 (Output_section::Input_section::set_addralign): New method.
122 (Output_section::get_input_sections): Change parameter type from
123 list of Simple_input_section to list of Input_section.
124 (Output_section::add_script_input_section): Rename from
125 Output_section::add_simple_input_section. Change first parameter's
126 type from Simple_input_section to Input_section and remove the
127 second and third parameters.
128 * script-sections.cc (Input_section::Input_section_list): Change
129 type to list of Output_section::Input_section/
130 (Input_section_info::Input_section_info): Change parameter type of
131 INPUT_SECTION to Output_section::Input_section.
132 (Input_section_info::input_section): Change return type.
133 (Input_section_info::input_section_): Change type to
134 Output_section::Input_section.
135 (Output_section_element_input::set_section_addresses): Adjust code
136 to use Output_section::Input_section instead of
137 Output_section::Simple_input_section. Adjust code for renaming
138 of Output_section::add_simple_input_section.
139 (Orphan_output_section::set_section_addresses): Ditto.
141 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
143 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
144 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
146 2010-05-18 Rafael Espindola <espindola@google.com>
148 * options.cc (General_options::finalize): Handle -nostdlib.
149 * options.h (nostdlib): New option.
150 * script.cc (script_add_search_dir): Handle -nostdlib.
152 2010-05-12 Doug Kwan <dougkwan@google.com>
154 * arm.cc (Target_arm::do_finalize_sections): Create an empty
155 attributes section only if there no attributes section after merging.
156 (Target_arm::merge_object_attributes): Move value of
157 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
158 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
159 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
160 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
161 and arm_attr_merge_7.stdout.
162 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
163 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
164 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
165 arm_attr_merge_7b.o): New rules.
166 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
168 * testsuite/Makefile.in: Regenerate.
169 * testsuite/arm_attr_merge.sh: New file.
170 * testsuite/arm_attr_merge_[67][ab].s: Same.
172 2010-05-05 Nick Clifton <nickc@redhat.com>
174 * po/es.po: Updated Spanish translation.
176 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
178 * Makefile.am (install-exec-local): Properly install gold as
179 default cross linker.
180 * Makefile.in: Regenerated.
182 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
183 Nick Clifton <nickc@redhat.com>
185 * configure.ac (install_as_default): Define and set to false
186 unless --enable-gold or --enable-gold=both/gold has been
188 * configure: Regenerate.
190 * Makefile.am (install-exec-local): Install the executable as
191 'ld.gold'. If install_as_default is true then also install it as
193 * Makefile.in: Regenerated.
195 2010-04-24 Ian Lance Taylor <iant@google.com>
197 * layout.cc (Layout::layout_reloc): In relocatable link don't
198 combine reloc sections for grouped sections.
200 2010-04-23 Sriraman Tallam <tmsriram@google.com>
202 * gc.h (gc_process_relocs): Pass information on relocs pointing to
203 sections that are not ordinary to icf.
204 * icf.cc (get_section_contents): Handle relocation pointing to section
205 with no object or shndx information.
206 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
207 * testsuite/Makefile.in: Regenerate.
208 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
209 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
211 2010-04-22 Ian Lance Taylor <iant@google.com>
213 * expression.cc (Expression::Expression_eval_info): Add
214 result_alignment_pointer field.
215 (Expression::eval_with_dot): Add result_alignment_pointer
216 parameter. Change all callers.
217 (Expression::eval_maybe_dot): Likewise.
218 (class Binary_expression): Add alignment_pointer parameter to
219 left_value and right_value. Change all callers.
220 (BINARY_EXPRESSION): Set result alignment.
221 (class Trinary_expression): Add alignment_pointer parameter to
222 arg2_value and arg3_value. Change all callers.
223 (Trinary_cond::value): Set result alignment.
224 (Max_expression::value, Min_expression::value): Likewise.
225 (Align_expression::value): Likewise.
226 * script-sections.cc (class Sections_element): Add dot_alignment
227 parameter to set_section_addresses virtual function. Update
229 (class Output_section_element): Likewise.
230 (Script_sections::create_segments): Add dot_alignment parameter.
232 (Script_sections::create_segments_from_phdrs_clause): Likewise.
233 (Script_sections::set_phdrs_clause_addresses): Likewise.
234 * script-sections.h: Update declarations.
235 * script.h: Update declarations.
236 * output.h (Output_segment::set_minimum_p_align): Don't decrease
238 * testsuite/script_test_3.t: Set large alignment.
239 * testsuite/script_test_3.sh: Make sure that at least one LOAD
240 segment has expected alignment.
242 2010-04-22 Nick Clifton <nickc@redhat.com>
244 * po/gold.pot: Updated by the Translation project.
245 * po/vi.po: Updated Vietnamese translation.
247 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
249 * testsuite/Makefile.am (check_PROGRAMS): Add
250 icf_virtual_function_folding_test.
251 * testsuite/Makefile.in: Regenerated.
253 2010-04-15 Andrew Haley <aph@redhat.com>
255 * options.h (merge_exidx_entries): New option.
256 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
257 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
258 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
259 (Target_arm::merge_exidx_entries): New function.
260 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
261 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
262 to Arm_exidx_fixup constructor.
263 Add new arg, merge_exidx_entries.
264 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
265 Arm_output_section::fix_exidx_coverage.
267 2010-04-18 Sriraman Tallam <tmsriram@google.com>
269 * icf.cc (get_section_contents): Check for preemptible functions.
270 Ignore addend when appropriate.
271 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
273 (add_from_relobj): Check for section folded.
274 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
275 * symtab.h (should_add_dynsym_entry): Add new parameter.
276 * target-reloc.h (scan_relocs): Check for section folded.
277 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
278 Check reloc types for function pointers in shared objects.
279 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
281 (icf_preemptible_functions_test): New test case.
282 (icf_string_merge_test): New test case.
283 * testsuite.Makefile.in: Regenerate.
284 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
285 bar_glob. Refactor code.
286 * testsuite/icf_preemptible_functions_test.cc: New file.
287 * testsuite/icf_preemptible_functions_test.sh: New file.
288 * testsuite/icf_string_merge_test.cc: New file.
289 * testsuite/icf_string_merge_test.sh: New file.
290 * testsuite/icf_virtual_function_folding_test.cc: New file.
291 * testsuite/icf_virtual_function_folding_test.sh: New file.
293 2010-04-14 Doug Kwan <dougkwan@google.com>
295 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
296 for local symbol recounting if we remove a section due to ICF.
297 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
298 there are no regular objects in input.
300 2010-04-13 Doug Kwan <dougkwan@google.com>
302 * arm.cc (Arm_input_section::set_final_data_size): Compute
303 accurate final data size instead of using current data size.
305 2010-04-09 Doug Kwan <dougkwan@google.com>
307 * layout.cc (Layout::choose_output_section): Handle script section
309 (Layout::make_output_section_for_script): Add section type parameter.
310 Handle script section types.
311 * layout.h (Layout::make_output_section_for_script): Add section
313 * output.cc (Output_section::Output_section): Initialize data member
315 (Output_section::do_reset_address_and_file_offset): Do not set address
316 to 0 if section is a NOLOAD section.
317 * output.h (Output_section::is_noload): New method.
318 (Output_section::set_is_noload): Ditto.
319 (Output_section::is_noload_): New data member.
320 * script-c.h (Script_section_type): New enum type.
321 (struct Parser_output_section_header): Add new file section_type.
322 * script-sections.cc (Sections_element::output_section_name): Add
323 parameter for returning script section type.
324 (Output_section_definition::output_section_name): Ditto.
325 (Output_section_definition::section_type)P; New method.
326 (Output_section_definiton::script_section_type_name): Ditto.
327 (Output_section_definition::script_section_type_): New data member.
328 (Output_section_definition::Output_section_definition): Initialize
329 data member Output_section_definition::script_section_type_.
330 (Output_section_definition::create_sections): Pass script section type
331 to Layout::make_output_section_for_script.
332 (Output_section_definition::output_section_name): Return script
333 section type to caller.
334 (Output_section_definition::set_section_address): Do not advance
335 dot value and load address if section type is NOLOAD. Set address
336 of NOLOAD sections regardless of section flags.
337 (Output_section_definition::print): Print section type if it is
338 not SCRIPT_SECTION_TYPE_NONE.
339 (Output_section_definition::section_type): New method.
340 (Output_section_definition::script_section_type_name): Ditto.
341 (Script_sections::output_section_name): Add new parameter
342 PSECTION_TYPE for returning script section type. Pass it to
343 section elements. Handle discard sections.
344 (Sort_output_sections::operator()): Handle NOLOAD sections.
345 * script-sections.h (Script_sections::Section_type): New enum type.
346 (Script_sections::output_section_name): Add a new parameter for
347 returning script section type.
348 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
350 * yyscript.y (union): Add new field SECTION_TYPE.
351 (COPY, DSECT, INFO, NOLOAD): New tokens.
352 (opt_address_and_section_type): Change type to output_section_header.
353 (section_type): New non-terminal
354 (section_header): Handle section type.
355 (opt_address_and_section_type): Return section type value.
357 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
359 * testsuite/plugin_common_test_1.c (foo): Add prototype.
360 * testsuite/plugin_common_test_2.c (foo): Likewise.
362 2010-04-08 Doug Kwan <dougkwan@google.com>
364 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
366 * output.cc (Output_section::add_merge_input_section): Simplify
367 code and return status of Output_merge_base::add_input_section.
368 Update merge section map only if Output_merge_base::add_input_section
371 2010-04-07 Doug Kwan <dougkwan@google.com>
373 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
374 if section is marked as containing instructions but has no mapping
376 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
377 correct section index.
378 (Arm_relobj::find_linked_text_section): Ditto.
380 2010-04-07 Cary Coutant <ccoutant@google.com>
382 * archive.cc (include_member): Destroy Read_symbols_data object before
384 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
385 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
386 (Read_symbols_data::~Read_symbols_data) New destructor.
387 (Section_relocs::Section_relocs) New constructor.
388 (Section_relocs::~Section_relocs) New destructor.
389 (Read_relocs_data::Read_relocs_data) New constructor.
390 (Read_relocs_data::~Read_relocs_data) New destructor.
391 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
392 pointers to NULL after deleting.
394 2010-04-07 Doug Kwan <dougkwan@google.com>
396 * arm.cc: Replace "endianity" with "endianness" in comments.
397 (Arm_exidx_cantunwind): Ditto.
398 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
399 (Arm_relobj::merge_flags_and_attributes): New method.
400 (Arm_relobj::merge_flags_and_attributes_): New data member.
401 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
402 (Arm_relobj::scan_sections_for_stubs): Ditto.
403 (Arm_relobj::do_read_symbols): Check to see if we really want to
404 merge processor-specific flags and attributes. Exit early if
405 an object is empty except for section names and the undefined symbol.
406 (Target_arm::do_finalize_sections): Move check for ELF format to
407 Arm_relobj::do_read_symbols. Merge processor specific flags and
408 attributes from a regular object only when we have determined that
409 it is aapropriate. Do not create an .ARM.attributes section in
410 output if there is no regular input object.
411 (Target_arm::merge_processor_specific_flags): Check
412 --warn-mismatch before printing any error.
413 (Target_arm::merge_object_attributes): Ditto.
414 * gold.cc (queue_middle_tasks): Handle the case in which there is
415 no regular object in input.
416 * options.cc (General_options::parse_EB): New method.
417 (General_options::parse_EL): Same.
418 (General_options::General_options): Initialize endianness_.
419 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
421 (General_options::Endianness): New enum.
422 (General_options::endianness): New method.
423 (General_options::endianness_): New data member.
424 * parameters.cc (Parameters::set_options): Check target endianness.
425 (Parameters::set_target_once): Ditto.
426 (Parameters::check_target_endianness): New method.
427 (parameters_force_valid_target): If either -EL or -EB is specified,
428 use it to define endianness of default target.
429 * parameters.h (Parameters::check_target_endianness): New method
431 * target.h (class Target): Change "endianity" to "endianness"
434 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
436 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
437 * configure: Regenerate.
438 * Makefile.in: Regenerate.
439 * testsuite/Makefile.in: Regenerate.
441 2010-04-06 Cary Coutant <ccoutant@google.com>
444 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
445 prevailing definitions of common symbols.
446 * testsuite/plugin_test_6.sh: New test case.
447 * testsuite/plugin_common_test_1.c: New test case.
448 * testsuite/plugin_common_test_2.c: New test case.
449 * testsuite/Makefile.am (plugin_test_6): New test case.
450 * testsuite/Makefile.in: Regenerate.
452 2010-04-06 Nick Clifton <nickc@redhat.com>
454 * po/vi.po: New Vietnamese translation.
456 2010-03-30 Doug Kwan <dougkwan@google.com>
458 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
460 2010-03-25 Doug Kwan <dougkwan@google.com>
462 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
463 to avoid a conversion warning on a 32-bit host.
465 2010-03-24 Ian Lance Taylor <iant@google.com>
467 * testsuite/script_test_3.t: Add a TLS segment.
468 * testsuite/Makefile.am (check_PROGRAMS): Add
469 tls_phdrs_script_test.
470 (tls_phdrs_script_test_SOURCES): Define.
471 (tls_phdrs_script_test_DEPENDENCIES): Define.
472 (tls_phdrs_script_test_LDFLAGS): Define.
473 (tls_phdrs_script_test_LDADD): Define.
474 * testsuite/Makefile.in: Rebuild.
476 2010-03-23 Cary Coutant <ccoutant@google.com>
478 * fileread.cc (find_or_make_view): Fix comment.
480 2010-03-23 Ian Lance Taylor <iant@google.com>
482 * script-sections.cc (class Orphan_section_placement): Define
483 PLACE_TLS and PLACE_TLS_BSS.
484 (Orphan_section_placement::Orphan_section_placement): Initialize
486 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
487 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
488 (tls_script_test_SOURCES): Define.
489 (tls_script_test_DEPENDENCIES): Define.
490 (tls_script_test_LDFLAGS): Define.
491 (tls_script_test_LDADD): Define.
492 * testsuite/Makefile.in: Rebuild.
494 2010-03-22 Doug Kwan <dougkwan@google.com>
496 * arm.cc (Arm_relocate_functions::abs8,
497 Arm_relocate_functions::abs16): Use correct check for overflow
498 specified in the ARM ELF specs.
499 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
500 target of a BLX instruction specially.
501 (Reloc_stub::stub_type_for_reloc): Ditto.
502 (Relocate::relocate): Use symbolic names instead of numeric relocation
503 codes to report error.
504 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
506 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
507 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
508 thumb2_blx_out_of_range.stdout
509 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
510 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
511 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
512 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
513 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
514 thumb2_blx_in_range, thumb2_blx_in_range.o,
515 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
516 thumb2_blx_out_of_range.o): New rules.
517 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
518 thumb2_blx_in_range and thumb2_blx_out_of_range.
519 * testsuite/Makefile.in: Regenerate.
520 * arm_branch_in_range.sh: Add tests for THUMB BLX.
521 * testsuite/thumb_blx_in_range.s: New file.
522 * testsuite/thumb_blx_out_of_range.s: New file.
524 2010-03-22 Rafael Espindola <espindola@google.com>
526 * archive.cc (Should_include): Move to archive.h.
527 (should_include_member): Make it a member of Archive.
529 (Add_lib_group_symbols): New.
530 * archive.h: Include options.h.
531 (Archive_member): Moved from Archive.
532 (Should_include): Moved from archive.cc.
534 (Add_lib_group_symbols): New.
535 * dynobj.cc (do_should_include_member): New.
536 * dynobj.h (do_should_include_member): New.
537 * gold.cc (queue_initial_tasks): Update call to queue.
538 * main.cc (main): Print lib group stats.
539 * object.cc (do_should_include_member): New.
540 * object.h: Include archive.h.
541 (Object::should_include_member): New.
542 (Object::do_should_include_member): New.
543 (Sized_relobj::do_should_include_member): New.
544 * options.cc (General_options::parse_start_lib): New.
545 (General_options::parse_end_lib): New.
546 (Input_arguments::add_file): Handle lib groups.
547 (Input_arguments::start_group): Check we are not in a lib.
548 (Input_arguments::start_lib): New.
549 (Input_arguments::end_lib): New.
550 * options.h (General_options): Add start_lib and end_lib.
551 (Input_argument::lib_): New.
552 (Input_argument::lib): New.
553 (Input_argument::is_lib): New.
554 (Input_file_lib): New.
555 (Input_arguments::in_lib_): New.
556 (Input_arguments::in_lib): New.
557 (Input_arguments::start_lib): New.
558 (Input_arguments::end_lib_): New.
559 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
560 in unused members as preempted.
561 (Sized_pluginobj::do_should_include_member): New.
562 * plugin.h (Sized_pluginobj::do_should_include_member): New.
563 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
565 (Read_symbols::do_whole_lib_group): New.
566 (Read_symbols::do_lib_group): New.
567 (Read_symbols::do_read_symbols): Handle lib groups.
568 (Read_symbols::get_name): Handle lib groups.
569 * readsyms.h (Read_symbols): Add an archive member pointer.
570 (Read_symbols::do_whole_lib_group): New.
571 (Read_symbols::do_lib_group): New.
572 (Read_symbols::member_): New.
573 * script.cc (read_input_script): Update call to queue_soon.
575 2010-03-19 Doug Kwan <dougkwan@google.com>
577 * arm.cc (Stub_table::Stub_table): Initialize new data members
578 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
579 (Stub_table::add_reloc_stub): Assign stub offset and update
580 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
581 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
583 (Stub_table::update_data_size_and_addralign): Use
584 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
585 instead of going over all reloc stubs.
586 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
587 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
588 Stringpool_template::offset_ to size of Stringpool_char.
589 (Stringpool_template::new_key_offset): Remove code to initialize
590 Stringpool_template::offset_.
591 * stringpool.h (Stringpool_template::set_no_zero_null): Set
592 Stringpool_template::offset_ to zero.
594 2010-03-15 Doug Kwan <dougkwan@google.com>
596 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
598 (Stringpool_template::new_key_offset): New method.
599 (Stringpool_template::add_string): Assign offsets when adding new
601 (Stringpool_template::set_string_offsets): Do not set string offsets
603 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
605 (Chunked_vector::clear): Clear size_.
606 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
607 (Chunked_vector::size): Return size_.
608 (Chunked_vector::push_back): Use size_ to find insert position.
609 (Chunked_vector::size_): New data member.
610 (Stringpool_template::set_no_zero_null): Assert string set is empty.
611 (Stringpool_template::new_key_offset): New method declaration.
612 (Stringpool_template::offset_): New data member.
614 2010-03-15 Rafael Espindola <espindola@google.com>
616 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
617 Add_symbols' constructor.
618 * readsyms.h (Add_symbols): Remove the input_group member.
620 2010-03-10 Ian Lance Taylor <iant@google.com>
622 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
623 target to ask whether a reference to a symbol requires a stack
625 * target.h (Target::is_call_to_non_split): New function.
626 (Target::do_is_call_to_non_split): Declare virtual function.
627 * target.cc: Include "symtab.h".
628 (Target::do_is_call_to_non_split): New function.
629 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
631 2010-03-10 Cary Coutant <ccoutant@google.com>
633 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
634 (File_read::open[1]): Remove initial mapping of whole_file_view_.
635 (File_read::open[2]): Add whole_file_view_ to list of views.
636 (File_read::make_view): Remove test of whole_file_view_.
637 (File_read::find_or_make_view): Create whole_file_view_ if
639 (File_read::clear_views): Replace bool parameter with enum;
640 adjust all callers. Don't delete views with permanent data;
641 do delete cached views and views from archives if
642 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
643 if clearing the corresponding view.
644 * fileread.h (File_read::Clear_views_mode): New enum.
645 (File_read::View::is_permanent_view): New method.
646 (File_read::clear_views): Replace bool parameter
647 with enum; adjust all callers.
648 * options.h (General_options): Change keep_files_mapped option;
650 * readsyms.cc (Add_symbols::run): Delete sd_ object before
652 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
655 2010-03-10 David S. Miller <davem@davemloft.net>
657 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
659 2010-03-09 Sriraman Tallam <tmsriram@google.com>
661 * icf.cc (get_section_contents): Add '@' marker after processing the
664 2010-03-08 Doug Kwan <dougkwan@google.com>
666 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
667 due to a conversion warning.
668 (Arm_relobj::update_output_local_symbol_count): Check for local
669 symbol with unset output index.
671 2010-03-05 Ian Lance Taylor <iant@google.com>
673 * options.h (class General_options): Add --spare-dynamic-tags.
674 * output.cc (Output_data_dynamic::set_final_data_size): Implement
675 --spare-dynamic-tags.
677 2010-03-05 Ian Lance Taylor <iant@google.com>
679 * incremental.cc: Include "libiberty.h".
681 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
683 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
684 function, is_info_ member.
685 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
686 (Versions::Versions): Update caller.
687 (Versions::define_base_version): Likewise.
688 (Versions::add_def): Likewise.
690 2010-03-03 Sriraman Tallam <tmsriram@google.com>
692 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
693 (Scan::possible_function_pointer_reloc): New function.
694 (Scan::local_reloc_may_be_function_pointer): Change to call
695 possible_function_pointer_reloc.
696 (Scan::global_reloc_may_be_function_pointer): Ditto.
697 * icf.h (Icf::check_section_for_function_pointers): Change to reject
698 relocations in ".data.rel.ro._ZTV" section.
699 * testsuite/icf_safe_so_test.sh: Change to pass i386.
700 * testsuite/icf_safe_so_test.cc: Ditto.
701 * testsuite/icf_safe_test.cc: Ditto.
702 * testsuite/icf_safe_test.sh: Ditto.
704 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
705 Ian Lance Taylor <iant@google.com>
707 * target-reloc.h (relocate_section): Check the symbol table index
708 for -1U before setting the local symbol index.
709 (scan_relocatable_relocs): If copying the relocation, record that
710 the local symbol is required.
711 * object.h (Symbol_value::is_output_symtab_index_set): New
713 (Symbol_value::may_be_discarded_from_output_symtab): New
715 (Symbol_value::has_output_symtab_entry): New function.
716 (Symbol_value::needs_output_symtab_entry): Remove.
717 (Symbol_value::output_symtab_index): Make sure the symbol index is
719 (Symbol_value::set_output_symtab_index): Make sure the symbol
720 index is not set. Make sure the new index is valid.
721 (Symbol_value::set_must_have_output_symtab_entry): New function.
722 (Symbol_value::has_output_dynsym_entry): New function.
723 (Symbol_value::set_output_dynsym_index): Make sure the new index
725 (Sized_relobj::set_must_have_output_symtab_entry): New function.
726 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
727 local symbol if permitted.
728 (Sized_relobj::do_finalize_local_symbols): Call
729 is_output_symtab_index_set rather than needs_output_symtab_entry.
730 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
731 rather than needs_output_symtab_entry. Call
732 has_output_dynsym_entry rather than needs_output_dynsym_entry.
733 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
734 is_output_symtab_index_set rather than needs_output_symtab_entry.
735 * testsuite/discard_locals_relocatable_test.c: New file.
736 * testsuite/discard_locals_test.sh: Test -r.
737 * testsuite/Makefile.am (check_DATA): Add
738 discard_locals_relocatable_test1.syms,
739 discard_local_relocatable_test2.syms.
740 (MOSTLYCLEANFILES): Likewise. Also add
741 discard_locals_relocatable_test1.lout and
742 discard_locals_relocatable_test2.out.
743 (discard_locals_relocatable_test1.syms): New target.
744 (discard_locals_relocatable_test.o): New target.
745 (discard_locals_relocatable_test1.out): New target.
746 (discard_locals_relocatable_test2.syms): New target.
747 (discard_locals_relocatable_test2.out): New target.
748 (various): Add missing ../ld-new dependencies.
749 * testsuite/Makefile.in: Rebuild.
751 2010-03-03 Nick Clifton <nickc@redhat.com>
753 * po/fi.po: New Finnish translation.
755 2010-03-01 Doug Kwan <dougkwan@google.com>
757 * layout.cc (Layout::Layout): Force section types of .init_array*,
758 .preinit_array* and .fini_array* sections.
759 * output.cc (Output_section::Input_section_sort_entry::has_priority):
760 Fix check of return value of std::string::find.().
761 (Output_section::Input_section_sort_compare::operator()): Remove
762 comment about .init_array.
763 (Output_section::Input_section_sort_init_fini_compare::operator()):
765 (Output_section::sort_attached_input_sections): Handle .init_array
766 and .fini_array specially.
767 * output.h (Output_section::Inut_section_sort_compare): Update
769 (Output_section::Input_section_sort_init_fini_compare): New struct.
771 2010-02-26 Doug Kwan <dougkwan@google.com>
773 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
774 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
775 * testsuite/debug_msg.sh: Avoid matching source line number for
776 use of global variable undef_int.
778 2010-02-26 Doug Kwan <dougkwan@google.com>
780 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
781 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
782 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
783 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
784 * options.cc (General_options::General_options): Initialize member
786 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
787 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
788 and rm_no_fix_v4bx.stdout
789 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
790 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
791 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
792 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
794 * Makefile.in: Regenerate.
795 * testsuite/arm_fix_v4bx.s: New file.
796 * testsuite/arm_fix_v4bx.sh: Ditto.
798 2010-02-24 Doug Kwan <dougkwan@google.com>
800 * arm.cc (Target_arm::got_section): Make the .got section the first
801 non RELRO section in the data segment.
802 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
803 suffixes of section names.
805 2010-02-24 Doug Kwan <dougkwan@google.com>
807 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
808 flags and attributes merging if an input file is a binary file.
809 * fileread.cc (Input_file::open): Record format of original file.
810 * fileread.h (Input_file::Format): New enum type.
811 (Input_file::Input_file): Initialize data member format_.
812 (Input_file::format): New method definition.
813 (Input_file::format_):: New data member.
815 2010-02-24 Doug Kwan <dougkwan@google.com>
817 * arm.cc (Arm_output_data_got): New class.
818 (ARM_TCB_SIZE): New constant
819 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
820 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
821 If user uses a script with a SECTIONS clause, issue only a warning
822 for a misplaced EXIDX input section. Otherwise, issue an error.
823 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
825 (Target_arm::got_mode_index_entry): Handle static linking.
826 (Target_arm::Scan::local): Ditto.
827 (Target_arm::Scan::global): Ditto.
828 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
829 all incorrectly implemented relocations.
830 (Target_arm::fix_exidx_coverage): Pass layout to
831 Arm_output_section::fix_exidx_coverage.
832 * layout.cc (Layout::section_name_mapping): Remove trailing dots
833 from ".ARM.exidx." and ".ARM.extab.".
835 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
837 * arm.cc (Target_arm::do_finalize_sections): Create attribute
838 section if it does not already exist.
839 * attributes.cc (Attributes_section_data::Attributes_section_data):
840 Don't crash if size is zero.
842 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
843 Ian Lance Taylor <iant@google.com>
845 * gold.cc (queue_middle_tasks): If no input files were opened,
847 * workqueue.h (Task_function::Task_function): Assert that there is
850 2010-02-22 Doug Kwan <dougkwan@google.com>
852 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
853 * icf.cc (get_section_contents): Cast snprintf arguments to long long
854 types to avoid warnings due to different uint64_t implementations
857 2010-02-21 Doug Kwan <dougkwan@google.com>
859 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
860 handling of the maximum backward branch offset.
861 (Arm_relocate_functions::thumb_branch_common): Ditto.
862 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
863 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
864 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
865 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
866 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
867 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
868 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
869 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
870 thumb_bl_out_of_range thumb_bl_out_of_range.o,
871 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
872 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
873 thumb2_bl_out_of_range.o): New rules.
874 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
875 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
876 thumb2_bl_out_of_range
877 * testsuite/Makefile.in: Regenerate.
878 * testsuite/arm_bl_in_range.s: New file.
879 * testsuite/arm_bl_out_of_range.s: Ditto.
880 * testsuite/arm_branch_in_range.sh: Ditto.
881 * testsuite/arm_branch_range.t: Ditto.
882 * testsuite/thumb2_branch_range.t: Ditto.
883 * testsuite/thumb_bl_in_range.s: Ditto.
884 * testsuite/thumb_bl_out_of_range.s: Ditto.
885 * testsuite/thumb_branch_range.t: Ditto.
887 2010-02-20 Sriraman Tallam <tmsriram@google.com>
889 * gc.h (gc_process_relocs): Change vectors to point to the new list.
890 Add reloc offset information.
891 * icf.cc (get_section_contents): Change iterators to point to the new
892 vectors. Add reloc offset information to the contents.
893 * icf.h (Icf::Sections_reachable_info): New typedef.
894 (Icf::Sections_reachable_list): New typedef.
895 (Icf::Offset_info): New typedef.
896 (Icf::Reloc_info): New struct typedef.
897 (Icf::Reloc_info_list): New typedef.
898 (Icf::symbol_reloc_list): Delete method.
899 (Icf::addend_reloc_list): Delete method.
900 (Icf::section_reloc_list): Delete method.
901 (Icf::reloc_info_list): New method.
902 (Icf::reloc_info_list_): New member.
904 2010-02-19 Doug Kwan <dougkwan@google.com>
906 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
907 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
908 * arm.cc (Arm_relocation_functions): New forward declaration.
909 (Target_arm::Target_arm): Initialize new data members
910 got_mod_index_offset_ and tls_base_symbol_defined_.
911 (Target_arm::Relocate::relocate_tls): New method.
912 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
913 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
915 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
916 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
917 (Target_arm::got_mod_index_offset_,
918 Target_arm::tls_base_symbol_defined_): New data members.
919 (Target_arm::Scan::local, Target::Scan::global,
920 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
923 2010-02-18 Doug Kwan <dougkwan@google.com>
925 * arm.cc (Arm_relobj::find_linked_text_section): New method.
926 (Arm_relobj::make_exidx_input_section): Pass section index of linked
927 text section as a parameter becuase some broken tools may not set
928 the link in section header.
929 (Target_arm::has_got_section): New method.
930 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
931 without any mapping symbol as data only. Remove warning.
932 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
933 link in its section header, try to discover the link by inspecting the
934 REL31 relocation at the beginning of the section.
935 (Target_arm::Scan::check_non_pic): Report name of offending relocation
937 (Target_arm::Scan::global): Treat any reference to the symbol
938 _GLOBAL_OFFSET_TABLE_ as a GOT access.
940 2010-02-12 Sriraman Tallam <tmsriram@google.com>
942 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
943 (Scan::global_reloc_may_be_function_pointer): New function.
944 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
945 (Scan::global_reloc_may_be_function_pointer): New function.
946 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
947 (Scan::global_reloc_may_be_function_pointer): New function.
948 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
949 (Scan::global_reloc_may_be_function_pointer): New function.
950 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
951 (Scan::global_reloc_may_be_function_pointer): New function.
952 (Scan::possible_function_pointer_reloc): New function.
953 (Target_x86_64::can_check_for_function_pointers): New function.
954 * gc.h (gc_process_relocs): Scan relocation types to determine if
955 function pointers were taken for targets that support it.
956 * icf.cc (Icf::find_identical_sections): Include functions for
957 folding in safe ICF whose pointer is not taken.
958 * icf.h (Secn_fptr_taken_set): New typedef.
959 (fptr_section_id_): New member.
960 (section_has_function_pointers): New function.
961 (set_section_has_function_pointers): New function.
962 (check_section_for_function_pointers): New function.
963 * options.h: Fix comment for safe ICF option.
964 * target.h (can_check_for_function_pointers): New function.
965 * testsuite/Makefile.am: Add icf_safe_so_test test case.
966 Modify icf_safe_test for X86-64.
967 * testsuite/Makefile.in: Regenerate.
968 * testsuite/icf_safe_so_test.cc: New file.
969 * testsuite/icf_safe_so_test.sh: New file.
970 * testsuite/icf_safe_test.cc (kept_func_3): New function.
971 (main): Change to take pointer to function kept_func_3.
972 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
973 folding is done correctly for X86-64.
975 2010-02-12 David S. Miller <davem@davemloft.net>
977 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
978 is_symbolless parameter.
979 (Output_reloc<SHT_REL>::is_symbolless): New.
980 (Output_reloc<SHT_REL>::is_symbolless_): New.
981 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
982 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
983 (Output_reloc<SHT_RELA>::is_symbolless): New.
984 (Output_data_reloc::add_global): Handle is_symbolless.
985 (Output_data_reloc::add_global_relative): Likewise.
986 (Output_data_reloc::add_local): Likewise.
987 (Output_data_reloc::add_local_relative): Likewise.
988 (Output_data_reloc::add_symbolless_global_addend): New.
989 (Output_data_reloc::add_symbolless_local_addend): New.
990 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
992 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
993 instead of ->is_relative_
994 (Output_reloc::write): Likewise.
995 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
996 (Output_reloc::write_rel): Simplify.
998 * sparc.cc (Target_sparc::Scan::local): Use
999 ->add_symbolless_local_addend as needed.
1000 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1001 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1002 based upon relocation offset.
1004 2010-02-11 Doug Kwan <dougkwan@google.com>
1006 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1007 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1008 beginning of function.
1009 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1010 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1011 parameter is_32bit in calls to should_apply_static_reloc.
1012 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1013 (check_DATA): Add arm_abs_global.stdout.
1014 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1015 arm_abs_global.stdout): New rules.
1016 (MOSTLLYCLEANFILES): Add arm_abs_global
1017 * Makefile.in: Regenerate.
1018 * testsuite/arm_abs_global.s: New file.
1019 * testsuite/arm_abs_global.sh: Ditto.
1020 * testsuite/arm_abs_lib.s: Ditto.
1022 2010-02-11 Ian Lance Taylor <iant@google.com>
1024 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1026 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1027 Allocate_commons_task first.
1028 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1029 task, rather than symtab_lock_.
1030 (Gc_process_relocs::~Gc_process_relocs): New function.
1031 (Gc_process_relocs::is_runnable): Check this_blocker_.
1032 (Gc_process_relocs::locks): Use next_blocker_ rather than
1034 (Scan_relocs::~Scan_relocs): New function.
1035 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1037 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1039 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1040 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1041 constructor accordingly.
1042 (class Gc_process_relocs): Likewise.
1043 (class Scan_relocs): Likewise.
1044 * common.h (class Allocate_commons_task): Remove symtab_lock_
1045 field, and corresponding constructor parameter.
1046 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1048 (Allocate_commons_task::locks): Likewise.
1050 2010-02-11 Ian Lance Taylor <iant@google.com>
1052 * gold-threads.h (class Once): Define.
1053 (class Initialize_lock): Rewrite as child of Once.
1054 * gold-threads.cc (class Once_initialize): Define.
1055 (once_pointer_control): New static variable.
1056 (once_pointer, once_arg): New static variables.
1057 (c_run_once): New static function.
1058 (Once::Once, Once::run_once, Once::internal_run): New functions.
1059 (class Initialize_lock_once): Remove.
1060 (initialize_lock_control): Remove.
1061 (initialize_lock_pointer): Remove.
1062 (initialize_lock_once): Remove.
1063 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1064 (Initialize_lock::initialize): Rewrite.
1065 (Initialize_lock::do_run_once): New function.
1066 * archive.cc (Archive::interpret_header): Only clear name if it is
1068 * fileread.cc: Include "gold-threads.h"
1069 (file_counts_lock): New static variable.
1070 (file_counts_initialize_lock): Likewise.
1071 (File_read::release): Only increment counts when using --stats.
1072 Use a lock around the increment.
1073 * parameters.cc (class Set_parameters_target_once): Define.
1074 (set_parameters_target_once): New static variable.
1075 (Parameters::Parameters): Move here from parameters.h.
1076 (Parameters::set_target): Rewrite.
1077 (Parameters::set_target_once): New function.
1078 (Parameters::clear_target): Move here and rewrite.
1079 * parameters.h (class Parameters): Update declarations. Add
1080 set_parameters_target_once_ field.
1081 (Parameters::Parameters): Move to parameters.cc.
1082 (Parameters::clear_target): Likewise.
1083 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1085 (Start_group::~Start_group): New function.
1086 (Start_group::is_runnable): New function.
1087 (Start_group::locks, Start_group::run): New functions.
1088 (Finish_group::run): Change saw_undefined to size_t.
1089 * readsyms.h (class Start_group): Define.
1090 (class Finish_group): Change saw_undefined_ field to size_t.
1091 (Finish_group::Finish_group): Remove saw_undefined and
1092 this_blocker parameters. Change all callers.
1093 (Finish_group::set_saw_undefined): New function.
1094 (Finish_group::set_blocker): New function.
1095 * symtab.h (class Symbol_table): Change saw_undefined to return
1096 size_t. Change saw_undefined_ field to size_t.
1097 * target-select.cc (Set_target_once::do_run_once): New function.
1098 (Target_selector::Target_selector): Initialize set_target_once_
1099 field. Don't initialize lock_ and initialize_lock_ fields.
1100 (Target_selector::instantiate_target): Rewrite.
1101 (Target_selector::set_target): New function.
1102 * target-select.h (class Set_target_once): Define.
1103 (class Target_selector): Update declarations. Make
1104 Set_target_once a friend. Remove lock_ and initialize_lock_
1105 fields. Add set_target_once_ field.
1107 2010-02-10 Ian Lance Taylor <iant@google.com>
1109 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1111 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1112 (queue_middle_tasks): Add all blockers before queueing any tasks.
1113 (queue_final_tasks): Likewise.
1114 * token.h (Task_token::add_blockers): New function.
1115 * object.h (Input_objects::number_of_relobjs): New function.
1117 2010-02-10 Ian Lance Taylor <iant@google.com>
1119 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1120 shared, not if not position independent.
1121 * x86_64.cc (Relocate::relocate_tls): Likewise.
1122 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1123 (tls_pie_pic_test): New target.
1124 * testsuite/Makefile.in: Rebuild.
1126 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1127 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1128 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1129 * testsuite/Makefile.in: Rebuild.
1131 2010-02-09 David S. Miller <davem@davemloft.net>
1133 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1134 R_SPARC_RELATIVE using ->add_local_relative().
1135 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1137 * output.h (Output_data_dynamic::add_section_size): New method
1138 that takes two Output_data objects.
1139 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1140 entry param. Handle it in initializers.
1141 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1142 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1143 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1145 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1146 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1147 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1148 for dynrel_includes_plt.
1149 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1150 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1151 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1153 (Target_sparc::do_finalize_sections): Update to pass true for
1154 dynrel_includes_plt.
1155 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1156 output before .rela.plt
1157 (Target_powerpc::do_finalize_sections): Update to pass true for
1158 dynrel_includes_plt when 32-bit.
1160 2010-02-08 Doug Kwan <dougkwan@google.com>
1162 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1164 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1165 Arm_relobj::scan_section_for_cortex_a8_stubs,
1166 Arm_relobj::do_relocation_section): Instead of calling
1167 Output_section::output_address, use faster
1168 Arm_relobj::simple_input_section_output_address.
1170 2010-02-08 David S. Miller <davem@davemloft.net>
1172 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1173 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1174 relocation helper function.
1176 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1177 just like R_SPARC_GOT{10,13,22}.
1178 (Target_sparc::Scan::local): Likewise.
1179 (Target_sparc::Relocate:relocate): Likewise.
1181 2010-02-06 Ian Lance Taylor <iant@google.com>
1183 * configure.ac: Rewrite targetobjs duplicate removal code to use
1184 only shell constructs.
1185 * configure: Rebuild.
1187 2010-02-05 Doug Kwan <dougkwan@google.com>
1190 * arm.cc (Arm_relobj::section_is_scannable): New method.
1191 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1192 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1194 2010-02-04 Doug Kwan <dougkwan@google.com>
1197 * arm-reloc-property.cc (cstdio): Include.
1198 * configure.ac (targetobjs): Remove duplicates.
1199 * configure: Regenerate.
1200 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1201 big and little endian version for a given address size.
1203 2010-02-03 Doug Kwan <dougkwan@google.com>
1205 * arm-reloc-property.cc
1206 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1208 * arm-reloc-property.h
1209 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1210 New method definition.
1211 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1213 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1215 (GOT_PREL): Change implemented to Y.
1216 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1217 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1218 (Arm_relocate_functions::movw_abs_nc): Remove method.
1219 (Arm_relocate_functions::movt_abs): Ditto.
1220 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1221 (Arm_relocate_functions::thm_movt_abs): Ditto.
1222 (Arm_relocate_functions::movw_rel_nc): Ditto.
1223 (Arm_relocate_functions::movw_rel): Ditto.
1224 (Arm_relocate_functions::movt_rel): Ditto.
1225 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1226 (Arm_relocate_functions:thm_movw_rel): Ditto.
1227 (Arm_relocate_functions:thm_movt_rel): Ditto.
1228 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1229 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1230 New method definitions.
1231 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1232 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1233 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1234 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1235 (Target_arm::Relocate::relocate): Check for non-static or
1236 unimplemented relocation code and exit early. Change calls to
1237 Target_arm::reloc_uses_thumb_bit and
1238 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1239 instead. Refactor code to handle similar relocations to increase
1240 code sharing. Remove check for unsupported relocation code in switch
1242 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1243 relocation property table to find out size. Change error message to
1244 print out the name of a relocation code instead of the numeric value.
1245 (Target_arm::scan_reloc_for_stub): Use relocation property table
1246 instead of calling Target_arm::reloc_uses_thumb_bit().
1248 2010-02-02 Doug Kwan <dougkwan@google.com>
1250 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1251 types of relaxed input section.
1253 2010-02-02 Doug Kwan <dougkwan@google.com>
1255 * Makefile.am (HFILES): Add arm-reloc-property.h.
1257 (TARGETSOURCES): Add arm-reloc-property.cc
1258 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1259 (libgold_a_SOURCES): $(DEFFILES)
1260 * Makefile.in: Regenerate.
1261 * arm-reloc-property.cc: New file.
1262 * arm-reloc-property.h: New file.
1263 * arm-reloc.def: New file.
1264 * arm.cc: Update comments.
1265 (arm-reloc-property.h): New included header.
1266 (arm_reloc_property_table): New global variable.
1267 (Target_arm::do_select_as_default_target): New method definition.
1268 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1269 arm-reloc-property to targ_extra_obj.
1270 * parameters.cc (set_parameters_target): Call
1271 Target::select_as_default_target().
1272 * target.h (Target::select_as_default_target): New method definition.
1273 (Target::do_select_as_default_target): Same.
1275 2010-02-01 Doug Kwan <dougkwan@google.com>
1277 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1278 first_output_text_section_.
1279 (Arm_exidx_fixup::first_output_text_section): New method definition.
1280 (Arm_exidx_fixup::first_output_text_section_): New data member.
1281 (Arm_exidx_fixup::process_exidx_section): Record the first text
1282 output section seen.
1283 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1284 and entsize in output section header.
1286 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1288 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1289 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1290 (Arm_relocate_functions::thm_alu11): New Method.
1291 (Arm_relocate_functions::thm_pc8): New Method.
1292 (Arm_relocate_functions::thm_pc12): New Method.
1293 (Target_arm::Scan::local): Handle the relocations.
1294 (Target_arm::Scan::global): Likewise.
1295 (Target_arm::Relocate::relocate): Likewise.
1296 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1298 2010-01-29 Doug Kwan <dougkwan@google.com>
1300 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1301 of relocation types as ld.
1303 2010-01-29 Doug Kwan <dougkwan@google.com>
1305 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1307 (Arm_relocate_functions::thumb_branch_common): Ditto.
1308 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1309 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1310 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1311 Arm_relocate_functions::jump24): Remove.
1312 (Target_arm::Relocate::relocate): Adjust code to call
1313 Arm_relocation_functions::arm_branch_common and
1314 Arm_relocation_functions::thumb_branch_common instead of their removed
1315 wrappers. Merge switch-cases together to reduce source code size.
1317 2010-01-29 Doug Kwan <dougkwan@google.com>
1319 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1320 output_local_symbol_count_needs_update_.
1321 (Arm_relobj::output_local_symbol_count_needs_update,
1322 Arm_relobj::set_output_local_symbol_count_needs_update,
1323 Arm_relobj::update_output_local_symbol_count): New methods.
1324 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1326 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1327 of pointed function as in a R_ARM_PREL31 relocation.
1328 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1329 for output local symbol count updating.
1330 (Target_arm::do_relax): Update output local symbol counts in objects
1332 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1334 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1336 * arm.cc: Added support for the ARM relocations:
1337 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1338 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1339 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1341 (Arm_relocate_functions::movw_rel): New method.
1342 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1343 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1345 (Arm_relocate_functions::thm_movw_rel): New method.
1346 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1348 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1350 (Target_arm::Scan::global): Likewise.
1351 (Target_arm::Relocate::relocate): Likewise.
1352 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1355 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1357 * arm.cc: Added support for ARM group relocations.
1358 (Target_arm::reloc_needs_sym_origin): New method.
1359 (Arm_relocate_functions::calc_grp_kn): New method.
1360 (Arm_relocate_functions::calc_grp_residual): New method.
1361 (Arm_relocate_functions::calc_grp_gn): New method.
1362 (Arm_relocate_functions::arm_grp_alu): New Method.
1363 (Arm_relocate_functions::arm_grp_ldr): New Method.
1364 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1365 (Arm_relocate_functions::arm_grp_ldc): New Method.
1366 (Target_arm::Scan::local): Handle the ARM group relocations.
1367 (Target_arm::Scan::global): Likewise.
1368 (Target_arm::Relocate::relocate): Likewise.
1369 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1372 2010-01-26 Doug Kwan <dougkwan@google.com>
1374 * arm.cc (set): Include.
1375 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1377 (Arm_output_section::Text_section_list): New type.
1378 (Arm_output_section::append_text_sections_to_list): New method.
1379 (Arm_output_section::fix_exidx_coverage): Ditto.
1380 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1381 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1382 Relobj::set_section_offset() instead of
1383 Sized_relobj::invalidate_section_offset().
1384 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1385 parameter for section headers. Ignore relocation sections for
1386 unallocated sections and EXIDX sections.
1387 (Target_arm::fix_exidx_coverage): New method.
1388 (Target_arm::output_section_address_less_than): New type.
1389 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1390 linked text section instead of the EXIDX section.
1391 (Arm_output_section::create_stub_group): Add an assertion to check
1392 that this is not an EXIDX output section.
1393 (Arm_output_section::append_text_sections_to_list): New method.
1394 (Arm_output_section::fix_exidx_coverage): Ditto.
1395 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1396 Arm_relobj::section_needs_reloc_stub_scanning.
1397 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1399 (Target_arm::fix_exidx_coverage): New method.
1400 * object.h (Relobj::set_output_section): New method.
1401 (Sized_relobj::invalidate_section_offset): Remove method.
1402 (Sized_relobj::do_invalidate_section_offset): Remove method.
1403 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1405 2010-01-25 Doug Kwan <dougkwan@google.com>
1407 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1408 Fix warning due to signed and unsigned comparison on a 32-bit host.
1410 2010-01-22 Doug Kwan <dougkwan@google.com>
1412 * arm.cc (Target_arm::do_relax): Record an output section for section
1413 offset adjustment it contains any stub table that has changed.
1414 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1415 offsets in an output section if necessary.
1416 * output.cc (Output_section::Output_section): Initialize
1417 section_offsets_need_adjustments_.
1418 (Output_section::add_input_section_for_script): Renamed to
1419 Output_section::add_simple_input_section.
1420 (Output_section::save_states): Add a comment.
1421 (Output_section::discard_states): New method defintion.
1422 (Output_section::adjust_section_offsets): Same.
1423 * output.h (Output_section::add_input_section_for_script): Renamed to
1424 Output_section::add_simple_input_section.
1425 (Output_section::discard_states): New method declaration.
1426 (Output_section::adjust_section_offsets): Same.
1427 (Output_section::section_offsets_need_adjustment,
1428 Output_section::set_section_offsets_need_adjustment): New method
1430 (Output_section::section_offsets_need_adjustment_): New data member.
1431 * script-sections.cc
1432 (Output_section_element_input::set_section_address): Adjust code for
1433 renaming of Output_section::add_input_section_for_script.
1434 (Orphan_output_section::set_section_address): Same.
1436 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1438 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1439 Fix_v4bx enum values .
1440 * gold/options.h (General_options): New option definitions.
1441 (General_options::fix_v4bx): New method.
1442 (General_options::Fix_v4bx): New enum.
1443 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1444 (General_options::parse_fix_v4bx_interworking): New method.
1446 2010-01-22 Doug Kwan <dougkwan@google.com>
1448 * arm.cc (Arm_exidx_fixup): New class.
1450 2010-01-21 Doug Kwan <dougkwan@google.com>
1452 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1454 (Arm_exidx_section_offset_map): New type.
1456 2010-01-21 Doug Kwan <dougkwan@google.com>
1458 * arm.cc (Arm_exidx_input_section): New class.
1459 (Arm_relobj::exidx_input_section_by_link,
1460 Arm_relobj::exidx_input_section_by_shndx,
1461 Arm_relobj::make_exidx_input_section): New methods.
1462 (read_arm_attributes_section): Remove.
1463 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1464 information about them.
1465 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1468 2010-01-20 Doug Kwan <dougkwan@google.com>
1470 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1471 Input_section_specifier to Section_id.
1472 (Target_arm::new_arm_input_section: Adjust code for change of key
1474 (Target_arm::find_arm_input_section): Ditto.
1475 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1476 (Section_id): Remove.
1477 (Garbage_collection::Section_id_hash): Remove.
1478 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1479 (Section_id): Remove.
1480 (Icf::Section_id_hash): Remove.
1481 * object.h (Section_id, Const_section_id, Section_id_hash,
1482 Const_section_id_hash): New type definitions.
1483 * output.cc (Output_section::add_relaxed_input_section): Change to
1484 use Const_section_id instead of Input_section_specifier as key type.
1485 (Output_section::add_merge_input_section): Ditto.
1486 (Output_section::build_relaxation_map): Change to use Section_id
1487 instead of Input_section_specifier as key type.
1488 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1490 (Output_section::convert_input_sections_to_relaxed_sections): Change
1491 to use Const_section_id instead of Input_section_specifier as key type.
1492 (Output_section::find_merge_section): Ditto.
1493 (Output_section::find_relaxed_input_section): Ditto.
1494 * output.h (Input_section_specifier): Remove class.
1495 (Output_section::Output_section_data_by_input_section_map): Change
1496 key type to Const_section_id.
1497 (Output_section::Output_relaxed_input_section_by_input_section_map):
1499 (Output_section::Relaxation_map): Change key type to Section_id.
1501 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1503 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1504 (class Arm_v4bx_stub): New class.
1505 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1506 (Stub_factory::make_arm_v4bx_stub): New method.
1507 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1508 (Stub_table::empty): Handle v4bx stubs.
1509 (Stub_table::add_arm_v4bx_stub): New method.
1510 (Stub_table::find_arm_v4bx_stub): New method.
1511 (Arm_relocate_functions::v4bx): New method.
1512 (Target_arm::fix_v4bx): New method.
1513 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1514 (Stub_table::relocate_stubs): Likewise.
1515 (Stub_table::do_write): Likewise.
1516 (Stub_table::update_data_size_and_addralign): Likewise.
1517 (Stub_table::finalize_stubs): Likewise.
1518 (Target_arm::Scan::local): Likewise.
1519 (Target_arm::Scan::global): Likewise.
1520 (Target_arm::do_finalize_sections): Likewise.
1521 (Target_arm::Relocate::relocate): Likewise.
1522 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1524 (Target_arm::scan_reloc_for_stub): Likewise.
1525 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1527 2010-01-19 Ian Lance Taylor <iant@google.com>
1529 * output.cc (Output_section_headers::do_sized_write): Write large
1530 segment count to sh_info field.
1531 (Output_file_header::do_sized_write): For large segment count,
1532 write PN_XNUM to e_phnum field.
1534 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1536 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1537 (Arm_relocate_functions::thm_jump8): New function.
1538 (Arm_relocate_functions::thm_jump11): New function.
1539 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1541 (Target_arm::Scan::global): Likewise.
1542 (Target_arm::Relocate::relocate): Likewise.
1543 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1546 2010-01-14 Doug Kwan <dougkwan@google.com>
1548 * arm.cc (map, utility): Include headers.
1549 (Target_arm::apply_cortex_a8_workaround): New method.
1550 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1551 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1552 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1553 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1554 the --[no-]fix-cortex-a8 command line options.
1555 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1556 (Target_arm::relocate_stub): Use addend in instruction template.
1557 * options.h (DEFINE_bool): Set the user-set flag.
1558 (General_options): Add --[no-]-fix-cortex options.
1559 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1560 : Update fast look-up map after conversion.
1562 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1564 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1565 in the first pass of do_layout.
1567 2010-01-13 Doug Kwan <dougkwan@google.com>
1569 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1570 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1571 apparent compiler problem of not folding static constant integral
1572 data members of elfcpp::Elf_sizes<32>.
1574 2010-01-13 Doug Kwan <dougkwan@google.com>
1576 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1577 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1578 Arm_relobj::scan_section_for_cortex_a8_erratum,
1579 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1580 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1581 sections to scan for relocation stubs into a new method
1582 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1583 relocation and Cortex-A8 stub scanning.
1584 (Target_arm::do_relax): Force stubs to be after stubbed sections
1585 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1586 the beginning of a new relaxation pass. Update a comment.
1587 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1589 2010-01-12 Ian Lance Taylor <iant@google.com>
1591 * target-reloc.h (visibility_error): New inline function.
1592 (relocate_section): Call visibility_error.
1593 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1594 (MOSTLYCLEANFILES): Likewise.
1595 (protected_4_pic.o, protected_3.err): New targets.
1596 * testsuite/protected_4.cc: New file.
1598 2010-01-12 Doug Kwan <dougkwan@google.com>
1600 * arm.cc (Cortex_a8_reloc): New class.
1601 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1602 and cortex_a8_relocs_info_.
1603 (Target_arm::fix_cortex_a8): New method definition.
1604 (Target_arm::Cortex_a8_relocs_info): New type.
1605 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1606 New data member declarations.
1607 (Target_arm::scan_reloc_for_stub): Record information about
1608 relocations for THUMB branches that might be exempted from the
1609 Cortex-A8 workaround.
1610 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1611 at the beginning of a relaxation pass.
1613 2010-01-12 Doug Kwan <dougkwan@google.com>
1615 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1616 (Arm_relobj::Mapping_symbol_position,
1617 Arm_reloj::Mapping_symbol_position_less,
1618 Arm_relobj::Mapping_symbols_info): New types.
1619 (Target_arm::is_mapping_symbol_name): New method definition.
1620 (Arm_relobj::do_count_local_symbols): Save information about mapping
1623 2010-01-11 Doug Kwan <dougkwan@google.com>
1625 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1626 Arm_relocate_functions::thumb32_branch_upper,
1627 Arm_relocate_functions::thumb32_branch_lower,
1628 Arm_relocate_functions::thumb32_cond_branch_offset,
1629 Arm_relocate_functions::thumb32_cond_branch_upper,
1630 Arm_relocate_functions::thumb32_cond_branch_lower,
1631 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1632 branch offset encoding.
1633 (Arm_relocate_functions::thumb_branch_common): Use new branch
1634 offset encoding methods to avoid code duplication.
1635 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1636 (Stub_addend_reader::operator()): Use new branch encoding method
1637 to avoid code duplication.
1639 2010-01-11 Doug Kwan <dougkwan@google.com>
1641 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1642 (Target_arm::do_finalize_sections): Define special EXIDX section
1643 symbols only if referenced.
1644 * gc.h (Garbage_collection::add_reference): New method.
1645 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1648 2010-01-11 Ian Lance Taylor <iant@google.com>
1650 * script.cc (Version_script_info::build_expression_list_lookup):
1651 Change complaing about duplicate wildcard match from error to
1654 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1656 (Version_script_info::Version_script_info): Initialize globs_,
1657 default_version_, default_is_global_, and exact_. Don't
1658 initialize globals_ or locals_.
1659 (Version_script_info::build_lookup_tables): Build local symbols
1661 (Version_script_info::unquote): New function.
1662 (Version_script_info::add_exact_match): New function.
1663 (Version_script_info::build_expression_list_lookup): Remove lookup
1664 parameter. Add is_global parameter. Change all callers. Handle
1665 wildcard pattern specially. Unquote pattern. Call
1667 (Version_script_info::get_name_to_match): New function.
1668 (Version_script_info::get_symbol_version): New function.
1669 (Version_script_info::get_symbol_version_helper): Remove.
1670 (Version_script_info::check_unmatched_names): Call unquote.
1671 * script.h (class Version_script_info): Change get_symbol_version
1672 to be non-inline and add is_global parameter; change all callers.
1673 Rewrite symbol_is_local. Update declarations. Define struct
1674 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1675 Remove globals_ and locals_ members. Add exact_, globs_,
1676 default_version_, is_global_.
1677 (Version_script_info::Glob): Remove pattern, add expression and
1678 is_global. Update constructor. Change all callers.
1679 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1681 (Versions::symbol_section_contents): If a symbol is undefined, or
1682 defined in a dynamic object, set the version index to
1684 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1686 (Symbol_table::add_from_pluginobj): Likewise.
1687 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1689 2010-01-11 Doug Kwan <dougkwan@google.com>
1691 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1692 (incremental_dump_LDADD): Add linking option for libintl.
1693 * Makefile.in: Regenerate.
1695 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1698 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1700 * testsuite/Makefile.in: Regenerated.
1702 2010-01-10 Doug Kwan <dougkwan@google.com>
1704 * options.h (DEFINE_var): Use parentheses around argument varname__
1705 in macro body to avoid any unintended subsequent substitutions.
1707 2010-01-10 Ian Lance Taylor <iant@google.com>
1709 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1710 candidates before doing symbol resolution.
1712 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1713 ODR candidates if only one is weak.
1715 2010-01-08 Ian Lance Taylor <iant@google.com>
1717 * script.cc (Version_script_info::build_expression_list_lookup):
1718 Don't warn about ambiguous version, just record the ambiguity.
1719 (Version_script_info::get_symbol_version_helper): Give error if
1720 version is ambiguous.
1722 2010-01-08 Doug Kwan <dougkwan@google.com>
1724 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1725 prev_data_size_ and prev_addralign_. Remove initializer for
1726 deleted data member has_been_changed_.
1727 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1728 to determine if the table is empty.
1729 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1731 (Stub_table::add_reloc_stub): Define method in class definition
1732 instead of just declaring it there.
1733 (Stub_table::add_cortex_a8_stub): New method definition.
1734 (Stub_table::update_data_size_and_addralign): Ditto.
1735 (Stub_table::finalize_stubs): Ditto.
1736 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1737 (Stub_table::do_addralign_): Return address alignment in the
1738 (Stub_table::do_reset_address_and_file_offset): Define method in
1739 class definition instead of declaring it there. Set current data
1740 size to be the data size of the previous pass.
1741 (Stub_table::set_final_data_size): Use current data size as the
1743 (Stub_table::relocate_stub): Change parameter type of stub from
1744 Reloc_stub pointer to Stub pointer.
1745 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1746 (Stub_table::Cortex_a8_stub_list): New typedef.
1747 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1748 Stub_table::prev_addralign_): New data member.
1749 (Arm_relobj::Arm_relobj): Initialize data member
1750 section_has_cortex_a8_workaround_.
1751 (Arm_relobj::section_has_cortex_a8_workaround,
1752 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1754 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1756 (Target_arm::relocate_stub): Change parameter type of stub from
1757 Reloc_stub pointer to Stub pointer.
1758 (Insn_template::size, Insn_template::alignment): Handle
1759 THUMB16_SPECIAL_TYPE.
1760 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1761 Stub_table::update_data_size_and_addralign,
1762 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1764 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1765 (Stub_table::do_write): Ditto.
1766 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1768 2010-01-08 Ian Lance Taylor <iant@google.com>
1771 * symtab.h (class Symbol): Remove fields is_target_special_ and
1772 has_plt_offset_. Add field is_defined_in_discarded_section_.
1773 (Symbol::is_defined_in_discarded_section): New function.
1774 (Symbol::set_is_defined_in_discarded_section): New function.
1775 (Symbol::has_plt_offset): Rewrite.
1776 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1777 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1778 Don't initialize is_target_special_ or has_plt_offset_.
1779 Initialize is_defined_in_discarded_section_.
1780 (Symbol_table::add_from_relobj): If appropriate, set
1781 is_defined_in_discarded_section.
1782 * resolve.cc (Symbol::override_base_with_special): Don't test
1783 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1784 * target-reloc.h (relocate_section): Do special handling for
1785 symbols defined in discarded sections for global symbols as well
1788 2010-01-08 Ian Lance Taylor <iant@google.com>
1790 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1791 the SHT_SYMTAB case.
1793 2010-01-08 Ian Lance Taylor <iant@google.com>
1795 * object.cc (Sized_relobj::do_layout): Don't get confused if
1796 layout_eh_frame returns NULL.
1798 2010-01-08 Ian Lance Taylor <iant@google.com>
1801 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1802 dynamic symbol table, use the normal symbol table.
1803 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1806 2010-01-08 Ian Lance Taylor <iant@google.com>
1809 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1812 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1814 * version.cc (print_version): Change to "Copyright 2010".
1816 2010-01-08 Ian Lance Taylor <iant@google.com>
1820 * i386.cc (class Target_i386): Change return type of plt_section
1822 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1823 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1824 tls_desc_rel_ field.
1825 (Output_data_plt_i386::rel_tls_desc): New function.
1826 (Target_i386::rel_tls_desc_section): New function.
1827 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1828 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1829 R_386_TLS_DESC reloc in rel_tls_desc_section.
1830 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1831 Define struct Tlsdesc_info.
1832 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1833 (Target_x86_64::do_reloc_symbol_index): New function.
1834 (Target_x86_64::add_tlsdesc_info): New function.
1835 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1836 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1838 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1840 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1841 (Target_x86_64::rela_tlsdesc_section): New function.
1842 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1844 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1845 (Target_x86_64::do_reloc_addend): New function.
1846 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1847 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1848 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1849 (Output_reloc::type): New function.
1850 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1851 (Output_reloc::is_target_specific): New function.
1852 (Output_reloc::target_arg): New function.
1853 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1854 absolute relocs and target specific relocs.
1855 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1856 add_target_specific.
1857 (class Output_data_reloc) [SHT_RELA]: Likewise.
1858 * output.cc (Output_reloc::Output_reloc): Add four new versions
1859 for absolute relocs and target specific relocs.
1860 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1861 (Output_reloc::get_symbol_index): Likewise.
1862 (Output_reloc::local_section_offset): Check that local_sym_index_
1863 is not TARGET_CODE or 0.
1864 (Output_reloc::symbol_value): Likewise.
1865 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1867 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1868 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1870 * layout.cc (add_target_dynamic_tags): Use output section for
1871 DT_PLTRELSZ and DT_JMPREL.
1873 2010-01-07 Ian Lance Taylor <iant@google.com>
1876 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1878 (class Output_data_reloc_generic): Define.
1879 (class Output_data_reloc_base): Change base class to
1880 Output_data_reloc_generic. Change add() method to call
1881 bump_relative_reloc_count for a relative reloc. Remove
1883 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1885 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1886 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1888 * layout.h (class Layout): Update declaration.
1890 2010-01-07 Ian Lance Taylor <iant@google.com>
1892 * output.h (class Output_data): Add const version of
1893 output_section and do_output_section.
1894 (class Output_section_data): Add const version of
1896 (class Output_section): Likewise.
1897 * layout.cc (Layout::add_target_dynamic_tags): New function.
1898 * layout.h (class Layout): Update declarations.
1899 * arm.cc (Target_arm::do_finalize_sections): Use
1900 add_target_dynamic_tags.
1901 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1902 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1903 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1904 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1906 2010-01-07 Ian Lance Taylor <iant@google.com>
1909 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1912 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1913 Ian Lance Taylor <iant@google.com>
1916 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1917 Xindex::read_symtab_xindex.
1919 2010-01-07 Doug Kwan <dougkwan@google.com>
1921 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1922 (Insn_template::thumb16_bcond_insn): New method declaration.
1923 (Insn_template): Fix spelling.
1924 (Stub::thumb16_special): New method declaration.
1925 (Stub::do_write): Define virtual method which was previously pure
1927 (Stub::do_thumb16_special): New method declaration.
1928 (Stub::do_fixed_endian_write): New template member.
1929 (Reloc_stub::do_write): Remove.
1930 (Reloc_stub::do_fixed_endian_write): Remove.
1931 (Cortex_a8_stub): New class definition.
1932 (Stub_factory::make_cortex_a8_stub): New method definition.
1933 (Stub_factory::Stub_factory): Add missing static storage class
1934 qualifier for elf32_arm_stub_a8_veneer_blx.
1936 2010-01-07 Ian Lance Taylor <iant@google.com>
1939 * options.h (class General_options): Add --warn-unresolved-symbols
1940 and --error-unresolved-symbols.
1941 * errors.cc (Errors::undefined_symbol): Implement
1942 --warn-unresolved-symbols.
1944 * options.h (class General_options): Add -z text and -z textoff.
1945 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1947 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1949 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1950 (Garbage_collection::cident_sections): New function.
1951 (Garbage_collection::add_cident_section): New function.
1952 (Garbage_collection::cident_sections_): New member.
1953 (gc_process_relocs): Add references to sections whose names are C
1955 * gold.h (cident_section_start_prefix): New constant.
1956 (cident_section_stop_prefix): New constant.
1957 (is_cident): New function.
1958 * layout.cc (Layout::define_section_symbols): Replace string constants
1959 with the newly defined constants.
1960 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1962 * testsuite/Makefile.am: Add gc_orphan_section_test.
1963 * testsuite/Makefile.in: Regenerate.
1964 * testsuite/gc_orphan_section_test.cc: New file.
1965 * testsuite/gc_orphan_section_test.sh: New file.
1967 2010-01-06 Ian Lance Taylor <iant@google.com>
1970 * options.h (class General_options): Add --warn-shared-textrel.
1971 * layout.cc (Layout::finish_dynamic_section): Implement
1972 --warn-shared-textrel.
1975 * options.h (class General_options): Add --warn-multiple-gp.
1977 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1979 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1980 $(THREADSLIB) and $(LIBDL).
1981 * Makefile.in: Rebuild.
1983 2010-01-06 Ian Lance Taylor <iant@google.com>
1986 * options.cc (General_options::parse_section_start): New function.
1987 (General_options::section_start): New function.
1988 (General_options::General_options): Initialize all members.
1989 * options.h: Include <map>
1990 (class General_options): Add --section-start. Add section_starts_
1992 * layout.cc (Layout::attach_allocated_section_to_segment): If
1993 --section-start was used, set the address of the segment. Remove
1994 local sort_sections.
1995 (Layout::relaxation_loop_body): If the address of the load segment
1996 has been set by --section-start, don't use it.
1997 * output.h (Output_segment::update_flags_for_output_section): New
1999 * output.cc (Output_segment::add_output_section): Call
2000 update_flags_for_output_section.
2002 2010-01-05 Ian Lance Taylor <iant@google.com>
2005 * options.h (class General_options): Add --undefined-version.
2006 * script.cc (struct Version_expression): Add was_matched_by_symbol
2008 (Version_script_info::matched_symbol): New function.
2009 (Version_script_info::get_symbol_version_helper): Call
2011 (Version_script_info::check_unmatched_names): New function.
2012 * script.h (class Version_script_info): Update declarations.
2013 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2015 * options.h (class General_options): Use DEFINE_bool_alias for
2016 allow_multiple_definition.
2017 * resolve.cc (Symbol_table::should_override): Don't test
2018 allow_multiple_definition.
2021 * options.h (class General_options): Add --cref.
2022 * main.cc (main): Print cref table if --cref. Don't close mapfile
2023 until after printing cref table.
2024 * cref.cc: Include "symtab.h".
2025 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2026 (Cref_table_compare::operator()): New function.
2027 (Cref_inputs::gather_cref): New function.
2028 (filecol): New static const.
2029 (Cref_inputs::print_cref): New function.
2030 (Cref::print_cref): New function.
2031 * cref.h: Include <cstdio>.
2032 (class Cref): Update declarations.
2033 * mapfile.h (Mapfile::file): New function.
2034 * object.h (class Object): Define Symbols. Declare virtual
2035 do_get_global_symbols.
2036 (Object::get_global_symbols): New function.
2037 * object.cc (Input_objects::add_object): Pass object to cref_ if
2039 (Input_objects::archive_start): Likewise.
2040 (Input_objects::archive_stop): Likewise.
2041 (Input_objects::print_cref): New function.
2042 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2043 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2045 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2047 * plugin.h (class Sized_pluginobj): Update declarations.
2049 2010-01-05 Ian Lance Taylor <iant@google.com>
2051 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2052 to is_default_version. Rename insdef to insdefault.
2053 (Symbol_table::add_from_relobj): Rename def to is_default_version
2054 and local to is_forced_local.
2055 (Symbol_table::add_from_pluginobj): Likewise.
2056 (Symbol_table::add_from_dynobj): Likewise.
2057 (Symbol_table::define_special_symbol): Rename insdef to
2060 2010-01-04 Ian Lance Taylor <iant@google.com>
2063 * options.h (class General_options): Add
2064 --allow-multiple-definition and -z muldefs.
2065 * resolve.cc (Symbol_table::should_override): Don't warn about a
2066 multiple symbol definition if --allow-multiple-definition or -z
2070 * options.h (class General_options): Add --add-needed and
2071 --copy-dt-needed-entries. Tweak --as-needed help entry.
2072 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2073 error if --copy-dt-needed-entries aka --add-needed is used and
2074 would cause a change in behaviour.
2077 * options.h (class General_options): Add -G as a short version of
2078 --shared. Add no-op options -assert, -g, and -i.
2080 2010-01-04 Sriraman Tallam <tmsriram@google.com>
2082 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2083 check for .text or .gnu.linkonce.t sections.
2084 * icf.cc (Icf::find_identical_sections): Ditto.
2085 Change the detection for mangled function name within the section
2087 * icf.h (is_section_foldable_candidate): New function.
2089 2009-12-30 Ian Lance Taylor <iant@google.com>
2092 * options.h (class General_options): Permit two dashes with
2093 --retain-symbols-file.
2095 2009-12-30 Ian Lance Taylor <iant@google.com>
2098 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2099 don't put the file header and segment headers in the text
2103 * common.cc (Sort_commons::operator()): Stabilize sort when both
2105 (Symbol_table::do_allocate_commons_list): When allocating common
2106 symbols, skip a symbol which is no longer common.
2107 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2108 an object before checking its type.
2109 * testsuite/common_test_2.c: New file.
2110 * testsuite/common_test_3.c: New file.
2111 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2112 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2113 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2114 (common_test_2_pic.o, common_test_2.so): New targets.
2115 (common_test_3_pic.o, common_test_3.so): New targets.
2116 * testsuite/Makefile.in: Rebuild.
2119 * script.cc (read_input_script): If we see a new SECTIONS clause,
2120 and we have added an input section, give an error.
2121 * layout.h (class Layout): Add have_added_input_section function.
2122 Add have_added_input_section_ field.
2123 * layout.cc (Layout::Layout): Initialize
2124 have_added_input_section_.
2125 (Layout::layout): Set have_added_input_section_.
2126 (Layout::layout_eh_frame): Likewise.
2128 2009-12-30 Ian Lance Taylor <iant@google.com>
2131 * options.h (class General_options): Add --sort-common option.
2132 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2133 * common.cc (Sort_common): Add sort_order parameter to
2134 constructor. Add sort_order_ field.
2135 (Sort_commons::operator): Check sort_order_.
2136 (Symbol_table::allocate_commons): Determine the sort order.
2137 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2139 (Symbol_table::do_allocate_commons_list): Likewise.
2141 2009-12-30 Ian Lance Taylor <iant@google.com>
2144 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2145 symbols from this object, don't change the visibility of an
2147 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2149 2009-12-30 Ian Lance Taylor <iant@google.com>
2152 * script.h (class Version_script_info): Define Language enum.
2153 Update declarations. Define Glob, Exact, and Lookup types. Add
2154 new fields globals_, locals_, and is_finalized_.
2155 * script.cc: Various formatting fixes.
2156 (class Parser_closure): Change language_stack_ from a vector of
2157 std::string to one of Version_script_info::Language. Adjust all
2159 (class Lazy_demangler): Remove.
2160 (struct Version_expression): Change language from std::string to
2161 Version_script_info::Language.
2162 (Version_script_info::Version_script_info): New function.
2163 (Version_script_info::~Version_script_info): Don't call clear.
2164 (Version_script_info::finalize): New function.
2165 (Version_script_info::build_lookup_tables): New function.
2166 (Version_script_info::build_expression_list_lookup): New
2168 (Version_script_info::get_symbol_version_helper): Rewrite to use
2170 (Version_script_info::print_expression_list): Adjust to use
2171 Version_script_info::Language.
2172 (script_push_lex_into_version_mode): Check that the version script
2173 has not been finalized.
2174 (version_script_push_lang): Change language string to
2175 Version_script_info::Language.
2176 * options.cc (Command_line::version_script): New function.
2177 * options.h (class General_options): Add finalize_dynamic_list
2178 function. Change version_script from declaration to definition.
2179 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2180 * testsuite/version_script.map: Remove duplicate def of foo.
2181 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2183 * testsuite/Makefile.in: Rebuild.
2185 2009-12-30 Ian Lance Taylor <iant@google.com>
2188 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2189 if the input symbol index is 0, make the output symbol index 0.
2191 2009-12-30 Ian Lance Taylor <iant@google.com>
2194 * options.h (class General_options): Add -x/--discard-all.
2195 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2196 --discard-all. If the local symbol needs a dynamic entry, check
2197 that before handling --discard-locals.
2199 2009-12-30 Ian Lance Taylor <iant@google.com>
2202 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2204 (Output_segment::add_output_section): Don't change the flags if
2208 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2209 GNU hash table if they need a dynamic value. Otherwise, don't add
2210 them if they are defined in a dynamic object or are forced local.
2212 2009-12-29 Ian Lance Taylor <iant@google.com>
2215 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2216 .gnu.hash table for a 32-bit target.
2219 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2220 regular and a dynamic object only needs a dynamic symbol table
2221 entry if it is externally visible.
2224 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2225 constructor. Add global_offset_table_ field.
2226 (Target_i386::got_section): Set global_offset_table_.
2227 (Target_i386::do_finalize_sections): Set global_offset_table_
2229 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2230 in constructor. Add global_offset_table_ field.
2231 (Target_x86_64::got_section): Set global_offset_table_.
2232 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2235 * layout.cc (Layout::Layout): Initialize increase_relro_.
2236 (Layout::get_output_section): Add is_relro, is_last_relro, and
2237 is_first_non_relro parameters. Change all callers.
2238 (Layout::choose_output_section): Likewise.
2239 (Layout::add_output_section_data): Likewise.
2240 (Layout::make_output_section): Likewise.
2241 (Layout::set_segment_offsets): Clear increase_relro when using a
2243 * layout.h (class Layout): Add increase_relro method. Add
2244 increase_relro_ field. Update declarations.
2245 * output.cc (Output_section::Output_section): Initialize
2246 is_last_relro_ and is_first_non_relro_.
2247 (Output_segment::add_output_section): Group relro sections is
2248 do_sort is true. Handle is_last_relro and is_first_non_relro.
2249 (Output_segment::maximum_alignment): Remove relro handling.
2250 (Output_segment::set_section_addresses): Add increase_relro
2251 parameter. Change all callers. Add initial alignment to align
2252 relro sections on separate page. Remove old relro handling.
2253 (Output_segment::set_section_list_addresses): Remove in_relro
2254 parameter. Change all callers.
2255 (Output_segment::set_offset): Add increase parameter. Change all
2256 callers. Remove old relro handling.
2257 * output.h (class Output_section): Add new methods: is_last_relro,
2258 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2259 Add is_last_relro_ and is_first_non_relro_ fields.
2260 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2261 Create separate .got.plt section. Call increase_relro.
2262 * x86_64.cc (Target_x86_64::got_section): Likewise.
2263 * testsuite/relro_script_test.t: Add .got.plt.
2266 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2267 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2268 (Layout::finalize): Call set_dynamic_symbol_size.
2269 (Layout::set_dynamic_symbol_size): New function.
2270 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2271 set_dynamic_symbol_size.
2274 * output.h (class Output_section): Add is_entsize_zero_ field.
2275 * output.cc (Output_section::Output_section): Initialize
2277 (Output_section::set_entsize): If two different entsizes are
2278 requested, force it to zero.
2279 (Output_section::add_input_section): Set flags for .debug_str
2280 before updating section flags. Set entsize.
2281 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2282 and SHF_STRING if all input sections have those flags.
2284 2009-12-29 Rafael Espindola <espindola@google.com>
2286 * main.cc (main): Fix the sys time reporting.
2287 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2290 2009-12-29 Sriraman Tallam <tmsriram@google.com>
2292 * options.cc (General_options::parse_version): Allow -v to exit
2293 without an error if there is nothing to link.
2295 2009-12-29 Ian Lance Taylor <iant@google.com>
2297 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2298 using a version of gcc before 4.1.
2299 * configure: Rebuild.
2301 2009-12-28 Chris Demetriou <cgd@google.com>
2303 * attributes.cc (Output_attributes_section_data::do_write): Use
2304 std::vector::front rather than std::vector::data.
2306 2009-12-28 Ian Lance Taylor <iant@google.com>
2308 * symtab.h (class Symbol_table): Add enum Defined.
2309 * resolve.cc (Symbol_table::should_override): Add defined
2310 parameter. Change all callers. Test whether object is NULL
2311 before calling a method on it.
2312 (Symbol_table::report_resolve_problem): Add defined parameter.
2314 (Symbol_table::should_override_with_special): Likewise.
2315 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2316 parameter. Change all callers.
2317 (Symbol_table::do_define_in_output_data): Likewise.
2318 (Symbol_table::define_in_output_segment): Likewise.
2319 (Symbol_table::do_define_in_output_segment): Likewise.
2320 (Symbol_table::define_as_constant): Likewise.
2321 (Symbol_table::do_define_as_constant): Likewise.
2322 * script.h (class Symbol_assignment): Add is_defsym parameter to
2323 constructor; change all callers.
2324 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2325 parameter. Change all callers. Add is_defsym_ field.
2326 (class Parser_closure): Add parsing_defsym parameter to
2327 constructor; change all callers. Add parsing_defsym accessor
2328 function. Add parsing_defsym_ field.
2330 2009-12-28 Ian Lance Taylor <iant@google.com>
2332 * gold.cc (queue_middle_tasks): Fix formatting.
2333 * object.cc (Relobj::is_section_name_included): Likewise.
2335 2009-12-23 Ian Lance Taylor <iant@google.com>
2337 * i386.cc (Target_i386::do_calls_non_split): Recognize
2338 -fsplit-stack prologue for a function with a static chain.
2339 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2340 -fsplit-stack prologue when using %r11.
2342 2009-12-21 Sriraman Tallam <tmsriram@google.com>
2344 * options.cc (General_options::parse_version): Make -v continue and do
2345 the link like GNU ld does.
2347 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
2349 * Makefile.am (CCFILES): Add timer.cc.
2350 (HFILES): Add timer.h.
2351 * configure.ac: Check for sysconf and times.
2352 * main.cc: include timer.h.
2353 (main): Use Timer instead of get_run_time.
2356 * workqueue.cc: include timer.h.
2357 (Workqueue::find_and_run_task):
2358 Report user, sys and wall time.
2359 * Makefile.in: Regenerate.
2360 * config.in: Regenerate.
2361 * configure: Regenerate.
2363 2009-12-16 Doug Kwan <dougkwan@google.com>
2365 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2367 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2368 relaxed input sections.
2369 * output.cc (Output_section::find_relaxed_input_section): Change
2370 return type to Output_relaxed_input_section pointer. Adjust code
2371 for new type of relaxed_input_section_map_.
2372 * output.h (Output_section::find_relaxed_input_section): Change
2373 return type to Output_relaxed_input_section pointer.
2374 (Output_section::Output_relaxed_input_section_by_input_section_map):
2376 (Output_section::relaxed_input_section_map_): Change type to
2377 Output_section::Output_relaxed_input_section_by_input_section_map.
2378 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2381 2009-12-15 Ian Lance Taylor <iant@google.com>
2383 * layout.cc (Layout::create_shstrtab): Only write out after input
2384 sections if we are compressing debug sections.
2386 2009-12-15 Ian Lance Taylor <iant@google.com>
2388 * archive.cc (Archive::add_symbols): Only look up a symbol without
2389 a version if there is, in fact, a version.
2391 2009-12-14 Ian Lance Taylor <iant@google.com>
2393 Revert -Wshadow changes, all changes from:
2394 2009-12-11 Doug Kwan <dougkwan@google.com>
2395 2009-12-11 Nick Clifton <nickc@redhat.com>
2396 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2398 2009-12-11 Doug Kwan <dougkwan@google.com>
2400 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2402 * attributes.cc (Object_attribute::size): Ditto.
2403 (Attributes_section_data::size): Ditto.
2404 (Attributes_section_data::Attributes_section_data): Ditto.
2405 (Output_attributes_section_data::do_write): Ditto.
2406 * attributes.h (Object_attribute::set_type): Ditto.
2407 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2409 2009-12-11 Nick Clifton <nickc@redhat.com>
2411 * archive.cc: Fix shadowed variable warnings.
2413 * compressed_output.cc: Likewise.
2414 * compressed_output.h: Likewise.
2415 * configure: Likewise.
2416 * dwarf_reader.cc: Likewise.
2417 * dynobj.cc: Likewise.
2418 * dynobj.h: Likewise.
2419 * ehframe.cc: Likewise.
2420 * ehframe.h: Likewise.
2421 * errors.cc: Likewise.
2422 * expression.cc: Likewise.
2423 * fileread.cc: Likewise.
2424 * fileread.h: Likewise.
2425 * freebsd.h: Likewise.
2426 * i386.cc: Likewise.
2428 * incremental.h: Likewise.
2429 * layout.cc: Likewise.
2430 * layout.h: Likewise.
2431 * mapfile.cc: Likewise.
2432 * merge.cc: Likewise.
2433 * merge.h: Likewise.
2434 * object.cc: Likewise.
2435 * object.h: Likewise.
2436 * options.h: Likewise.
2437 * output.cc: Likewise.
2438 * output.h: Likewise.
2439 * parameters.cc: Likewise.
2440 * plugin.cc: Likewise.
2441 * powerpc.cc: Likewise.
2442 * reduced_debug_output.cc: Likewise.
2443 * reduced_debug_output.h: Likewise.
2444 * reloc.cc: Likewise.
2445 * reloc.h: Likewise.
2446 * resolve.cc: Likewise.
2447 * script-sections.cc: Likewise.
2448 * script.cc: Likewise.
2449 * script.h: Likewise.
2450 * sparc.cc: Likewise.
2451 * symtab.cc: Likewise.
2452 * symtab.h: Likewise.
2453 * target-select.cc: Likewise.
2454 * target-select.h: Likewise.
2455 * token.h: Likewise.
2456 * workqueue.cc: Likewise.
2457 * workqueue.h: Likewise.
2458 * x86_64.cc: Likewise.
2460 2009-12-10 Doug Kwan <dougkwan@google.com>
2462 * arm.cc (attributes.h): New include.
2463 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2464 (Arm_relobj::~Arm_relobj): Delete object pointed by
2465 attributes_section_data_.
2466 (Arm_relobj::attributes_section_data): New method definition.
2467 (Arm_relobj::attributes_section_data_): New data member declaration.
2468 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2469 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2470 attributes_section_data_.
2471 (Arm_dynobj::attributes_section_data): New method definition.
2472 (Arm_dynobj::attributes_section_data_): New data member declaration.
2473 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2474 initialization value of may_use_blx_ to false.
2475 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2476 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2477 object attributes to compute results instead of hard-coding.
2478 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2479 Target_arm::get_secondary_compatible_arch,
2480 Target_arm::set_secondary_compatible_arch
2481 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2482 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2483 New method declarations.
2484 (Target_arm::get_aeabi_object_attribute): New method definition.
2485 (Target_arm::attributes_section_data_): New data member declaration.
2486 (read_arm_attributes_section): New template definition.
2487 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2488 (Arm_dynobj::do_read_symbols): Ditto.
2489 (Target_arm::do_finalize_sections): Merge attributes sections from
2490 input. Check for BLX use after attributes section merging.
2491 Fix __exidx_start and __exidx_end visibility. Create an
2492 .ARM.attributes section if necessary.
2493 (Target_arm::get_secondary_compatible_arch,
2494 Target_arm::set_secondary_compatible_arch,
2495 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2496 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2497 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2498 New method definitions.
2500 2009-12-09 Ian Lance Taylor <iant@google.com>
2502 * plugin.cc (Plugin::load): Don't cast from void* to a function
2505 2009-12-09 Ian Lance Taylor <iant@google.com>
2507 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2510 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2512 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2513 Replace two_file_shared_1.so with two_file_shared_2.so.
2514 * testsuite/Makefile.in: Regenerated.
2516 2009-12-08 Doug Kwan <dougkwan@google.com>
2518 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2519 (HFILES): Add attributes.h and int_encoding.h.
2520 * Makefile.in: Regenerate.
2521 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2522 function definitions to int_encoding.cc
2523 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2524 prototypes to int_encoding.h
2525 * reduced_debug_output.cc (int_encoding.h): New include.
2526 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2527 function definitions to int_encoding.cc
2528 (insert_into_vector, read_from_pointer): Move template definitions to
2530 * attributes.cc: New file.
2531 * attributes.h: New file.
2532 * int_encoding.cc: New file.
2533 * int_encoding.h: New file.
2535 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2538 * incremental-dump.cc (dump_incremental_inputs): New.
2539 (main): Use dump_incremental_inputs.
2541 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2544 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2545 checking elfcpp::STT_FUNC.
2546 (Target_i386::Relocate::relocate): Likewise.
2547 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2549 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2550 symbols from shared libraries into normal FUNC symbols.
2552 * symtab.h (Symbol): Add is_func and use it.
2554 2009-12-05 Doug Kwan <dougkwan@google.com>
2556 * arm.cc (Target_arm::arm_info): Initialize new fields
2557 attributes_section and attributes_vendor.
2558 * i386.cc (Target_i386::i386_info): Same.
2559 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2560 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2561 fields attributes_section and attributes_vendor.
2562 * sparc.cc (Target_sparc::sparc_info): Same.
2563 * target.h (Target::attributes_section, Target::attributes_vendor,
2564 Target::is_attributes_section, Target::attribute_arg_type,
2565 Target::attributes_order): New method definitions.
2566 (Target::Target_info::attributes_section,
2567 Target::Target_info::attributes_vendor): New fields.
2568 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2569 virtual method definitions.
2570 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2571 attributes_section and attributes_vendor.
2572 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2574 2009-12-05 Doug Kwan <dougkwan@google.com>
2576 * arm.cc: Update comments about interworking and stub generation.
2577 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2578 considered as non-PIC.
2579 (Arm_relocate_functions::base_abs): Fix formatting.
2580 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2581 of function to use GOT entry address instead of offset.
2582 (Target_arm::Scan::global): Issue an error if a symbol would need a
2583 PLT does not get one because it is untyped. Remove code to create
2584 dynamic symbols for relative branches.
2585 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2586 takes unsigned integer instead of boolean.
2588 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2590 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2591 (two_file_test_LDADD): Likewise.
2592 (common_test_1_LDADD): Likewise.
2593 (exception_test_LDADD) Likewise.
2594 (weak_test_LDADD): Likewise.
2595 (many_sections_test_LDADD): Likewise.
2596 (initpri1_LDADD): Likewise.
2597 (script_test_1_LDADD): Likewise.
2598 (script_test_2_LDADD): Likewise.
2599 (justsyms_LDADD): Likewise.
2600 (binary_test_LDADD): Likewise.
2601 (large_LDADD): Likewise.
2602 * testsuite/Makefile.in: Regenerated.
2604 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2606 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2607 (Symbol_table::override_with_special): Likewise.
2608 (Symbol_table::add_from_object): Likewise.
2610 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2612 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2613 Don't set the data_offset twice.
2615 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2617 * testsuite/Makefile.in: Regenerate.
2619 2009-12-03 Doug Kwan <dougkwan@google.com>
2621 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2622 (Target_arm::do_finalize_sections): Add parameter for symbol table
2623 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2624 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2625 parameter for symbol table pointer.
2626 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2627 an additional parameter for a pointer to symbol table.
2628 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2629 parameter for a symbol table pointer.
2630 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2631 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2633 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2634 parameter for a symbol table pointer.
2636 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2638 * incremental.cc (Incremental_inputs_header)
2639 (Incremental_inputs_header_write, Incremental_inputs_entry)
2640 (Incremental_inputs_entry_write): Move ...
2641 * incremental.h (Incremental_inputs_header)
2642 (Incremental_inputs_header_write, Incremental_inputs_entry)
2643 (Incremental_inputs_entry_write): here.
2645 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2647 * incremental.cc (make_sized_incremental_binary): Set the target.
2648 Error if it is incompatible.
2649 * output.h (Output_file): Add filename method.
2651 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2653 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2654 from the get_* methods.
2656 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2658 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2659 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2660 Write 0 for the data_offset of scripts.
2662 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2664 * testsuite/Makefile.am: Add the incremental_test.sh test.
2665 * testsuite/incremental_test.sh: New.
2666 * testsuite/incremental_test_1.c: New.
2667 * testsuite/incremental_test_2.c: New.
2669 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2671 * incremental-dump.cc (main): Fix typos.
2673 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2676 * incremental-dump.cc (main): Use llu to print 64 bit values.
2678 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2679 H.J. Lu <hongjiu.lu@intel.com>
2681 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2683 (incremental_dump_LDADD): Likewise.
2684 * Makefile.in: Regenerated.
2686 2009-11-25 Doug Kwan <dougkwan@google.com>
2690 2009-11-25 Doug Kwan <dougkwan@google.com>
2692 * arm.cc (Target_arm::Target_arm): Move method definition
2693 outside of class definition. Add code to handle
2694 --target1-rel, --target1-abs and --target2= options.
2695 (Target_arm::get_reloc_reloc_type): Change method to be
2696 non-static and const.
2697 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2698 New data member declaration.
2699 (Target_arm::Scan::local, Target_arm::Scan::global,
2700 Target_arm::Relocate::relocate,
2701 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2702 Adjust call to Target_arm::get_real_reloc_type.
2703 (Target_arm::get_real_reloc_type): Use command line options
2704 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2705 * options.h (--target1-rel, --target1-abs, --target2): New
2708 2009-11-25 Doug Kwan <dougkwan@google.com>
2710 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2711 class definition. Add code to handle --target1-rel, --target1-abs
2712 and --target2= options.
2713 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2715 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2717 (Target_arm::Scan::local, Target_arm::Scan::global,
2718 Target_arm::Relocate::relocate,
2719 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2720 call to Target_arm::get_real_reloc_type.
2721 (Target_arm::get_real_reloc_type): Use command line options to
2722 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2723 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2726 2009-11-25 Doug Kwan <dougkwan@google.com>
2728 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2729 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2730 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2732 (Arm_relocate_functions::thm_call): Replace body with a call to
2733 Arm_relocate_functions::thumb_branch_common.
2734 (Arm_relocate_functions::thm_jump24,
2735 Arm_relocate_functions::thm_xpc22): New method definitions.
2736 (Arm_relocate_functions::thumb_branch_common): New method definition.
2737 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2739 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2740 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2742 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2744 * Makefile.am: Build incremental-dump
2745 * Makefile.in: Regenerate.
2746 * incremental-dump.cc: New.
2747 * incremental.cc (Incremental_inputs_header_data,
2748 Incremental_inputs_entry_data): Move to incremental.h
2749 * incremental.h: (Incremental_inputs_header_data,
2750 Incremental_inputs_entry_data): Move from incremental.cc
2752 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2754 * incremental.cc (Incremental_inputs_header,
2755 Incremental_inputs_header_write, Incremental_inputs_entry,
2756 Incremental_inputs_entry_write): Add a typedef with the data type.
2758 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2760 * incremental.cc (Incremental_inputs_header,
2761 Incremental_inputs_header_write, Incremental_inputs_entry,
2762 Incremental_inputs_entry_write): Update comment about which
2763 type has the filed descriptions.
2765 2009-11-15 Doug Kwan <dougkwan@google.com>
2767 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2768 (Arm_relocate_functions::arm_branch_common): Change method defintion
2769 in class definition to a method declaration and update list of formal
2771 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2772 Arm_relocation_functions::jump24): Adjust call to
2773 Arm_relocate_functions::arm_branch_common. Update list of formal
2775 (Arm_relocate_functions::xpc25): New method definition.
2776 (Arm_relocate_functions::arm_branch_common): Move method defintion
2777 out from class definition. Use stubs for mode-switching and extending
2779 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2780 specially. Change code to enable use of stubs in ARM branches.
2782 2009-11-10 Doug Kwan <dougkwan@google.com>
2784 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2785 in method declaration.
2786 (Target_arm::relocate_stub): New method declaration.
2787 (Target_arm::default_target): Change to return a pointer instead of
2789 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2790 Target_arm::default_target.
2791 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2793 (Target_arm::relocate_section): Adjust view.
2794 (Target_arm::relocate_stub): New method definition.
2796 2009-11-10 Doug Kwan <dougkwan@google.com>
2798 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2800 * incremental.cc (open_incremental_binary): Initialized local
2801 variables to avoid warnings.
2802 * object.cc (make_elf_object): Ditto.
2803 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2806 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2809 * testsuite/plugin_test.c: Include "config.h".
2811 2009-11-09 Doug Kwan <dougkwan@google.com>
2813 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2814 (arm_symbol_value): Remove.
2815 (Arm_relocate_functions::arm_branch_common,
2816 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2817 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2818 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2819 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2820 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2821 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2822 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2823 Arm_relocate_functions::thm_mobw_abs_nc,
2824 Arm_relocate_functions::thm_mov_abs,
2825 Arm_relocate_functions::movw_prel_nc,
2826 Arm_relocate_functions::thm_movt_abs,
2827 Arm_relocate_functions::movt_prel,
2828 Arm_relocate_functions::thm_movw_prel_nc,
2829 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2830 (Target_arm::Relocate::relocate): Only decompose address into two
2831 parts if relocation type uses the thumb-bit and pass the actual
2832 bit instead of a flag indicating that the thumb-bit is used. Adjust
2833 calls to methods in Arm_relocate_functions for this change.
2835 2009-11-08 Ian Lance Taylor <iant@google.com>
2838 * reloc.cc: Instantiate
2839 Sized_relobj::initialize_input_to_output_maps and
2840 Sized_relobj:free_input_to_output_maps.
2842 2009-11-06 Ian Lance Taylor <iant@google.com>
2845 * defstd.cc (in_segment): Set only_if_ref true for "end".
2847 2009-11-06 Doug Kwan <dougkwan@google.com>
2849 * arm.cc (class Reloc_stub): Correct a comment.
2850 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2851 (Target_arm::scan_section_for_stubs): New method declaration.
2852 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2853 Change methods from private to protected.
2854 (Target_arm::do_may_relax): New method definition.
2855 (Target_arm::do_relax, Target_arm::group_sections,
2856 Target_arm::scan_reloc_for_stub,
2857 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2858 (Target_arm::arm_input_section_map_): New data member declaration.
2859 (Target_arm::scan_reloc_for_stub,
2860 Target_arm::scan_reloc_section_for_stubs,
2861 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2862 Target_arm::do_relax): New method definitions.
2864 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2866 * configure.ac: Check for (struct stat)::st_mtim
2867 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2868 * config.in: Regenerate.
2869 * configure: Regenerate.
2871 2009-11-05 Ian Lance Taylor <iant@google.com>
2874 * output.cc (Output_segment::add_output_section): Add missing
2877 2009-11-04 Ian Lance Taylor <iant@google.com>
2880 * object.h (class Object): Add is_needed and set_is_needed
2881 methods. Add is_needed_ field. Make bool fields into bitfields.
2882 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2883 defined in a dynamic object and referenced by a regular object,
2884 set is_needed for the dynamic object.
2885 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2886 if the file is marked with as_needed and it is not needed.
2888 2009-11-04 Ian Lance Taylor <iant@google.com>
2891 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2892 tags if data is discarded by linker script.
2893 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2894 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2895 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2896 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2898 2009-11-04 Ian Lance Taylor <iant@google.com>
2900 * layout.cc (Layout::get_output_section): Add is_interp and
2901 is_dynamic_linker_section parameters. Change all callers.
2902 (Layout::choose_output_section): Likewise.
2903 (Layout::make_output_section): Likewise.
2904 (Layout::add_output_section_data): Add is_dynamic_linker_section
2905 parameter. Change all callers.
2906 * layout.h (class Layout): Update declarations.
2907 * output.h (class Output_section): Add is_interp, set_is_interp,
2908 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2909 Add is_interp_, is_dynamic_linker_section_ fields. Change
2910 generate_code_fills_at_write_ to a bitfield.
2911 * output.cc (Output_section::Output_sections): Initialize new
2913 (Output_segment::add_output_section): Add do_sort parameter.
2916 2009-11-03 Ian Lance Taylor <iant@google.com>
2919 * options.h (class General_options): Add --warn-common.
2920 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2921 merging two common symbols.
2922 (Symbol_table::should_override): Handle --warn-common when merging
2923 a common symbol with a defined symbol. Use report_resolve_problem
2924 for multiple definitions.
2925 (Symbol_table::report_resolve_problem): New function.
2926 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2928 2009-11-03 Doug Kwan <dougkwan@google.com>
2930 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2932 (Target_arm::stub_factory): New method definition.
2933 (Target_arm::new_arm_input_section,
2934 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2935 Target_arm::reloc_uses_thumb_bit): New method declarations.
2936 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2937 New type definitions.
2938 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2939 member declarations.
2940 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2941 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2942 New method definitions.
2944 2009-11-03 Ian Lance Taylor <iant@google.com>
2946 * options.h (class General_options): Add --warn_constructors.
2948 2009-11-03 Ian Lance Taylor <iant@google.com>
2951 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2952 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2954 2009-11-03 Ian Lance Taylor <iant@google.com>
2957 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2958 --msgid-bugs-address.
2959 (install-pdf): New target.
2960 (install-data_yes): Look up one directory to find mkinstalldirs.
2962 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2964 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2967 2009-10-30 Doug Kwan <dougkwan@google.com>
2969 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2971 2009-10-30 Doug Kwan <dougkwan@google.com>
2973 * arm.cc (Stub_addend_reader): New struct template definition
2974 and partial specializations.
2975 (Stub_addend_reader::operator()): New method definition for a
2976 partially specialized template.
2978 2009-10-30 Doug Kwan <dougkwan@google.com>
2980 * arm.cc (Arm_relobj::processor_specific_flags): New method
2982 (Arm_relobj::do_read_symbols): New method declaration.
2983 (Arm_relobj::processor_specific_flags_): New data member declaration.
2984 (Arm_dynobj): New class definition.
2985 (Target_arm::do_finalize_sections): Add input_objects parameter.
2986 (Target_arm::do_adjust_elf_header): New method declaration.
2987 (Target_arm::are_eabi_versions_compatible,
2988 (Target_arm::merge_processor_specific_flags): New method declaration.
2989 (Target_arm::do_make_elf_object): New overloaded method definitions
2991 (Arm_relobj::do_read_symbols): New method definition.
2992 (Arm_dynobj::do_read_symbols): Ditto.
2993 (Target_arm::do_finalize_sections): Add input_objects parameters.
2994 Merge processor-specific flags from all input objects.
2995 (Target_arm::are_eabi_versions_compatible,
2996 Target_arm::merge_processor_specific_flags,
2997 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2998 New method definitions.
2999 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3000 Input_objects pointer type parameter.
3001 * layout.cc (Layout::finalize): Pass input objects to target's.
3002 finalize_sections function.
3003 * output.cc (Output_file_header::do_sized_write): Set ELF file
3004 header's processor-specific flags.
3005 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3006 Input_objects pointer type parameter.
3007 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3008 * target.h (Input_objects): New forward class declaration.
3009 (Target::processor_specific_flags,
3010 Target::are_processor_specific_flags_sect): New method definitions.
3011 (Target::finalize_sections): Add input_objects parameter.
3012 (Target::Target): Initialize processor_specific_flags_ and
3013 are_processor_specific_flags_set_.
3014 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3016 (Target::set_processor_specific_flags): New method definition.
3017 (Target::processor_specific_flags_,
3018 Target::are_processor_specific_flags_set_): New data member
3020 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3021 Input_objects pointer type parameter.
3023 2009-10-30 Doug Kwan <dougkwan@google.com>
3025 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3027 2009-10-28 Ian Lance Taylor <iant@google.com>
3029 * object.h (class Relobj): Drop options parameter from
3030 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3031 do_scan_relocs, do_relocate. Change all callers.
3032 (class Sized_relobj): Drop options parameters from
3033 do_gc_process_relocs, do_scan_relocs, do_relocate,
3034 do_relocate_sections, relocate_sections, emit_relocs_scan,
3035 emit_relocs_scan_reltype. Change all callers.
3036 (struct Relocate_info): Remove options field and all references to
3038 * reloc.h (class Read_relocs): Remove options constructor
3039 parameter and options_ field. Change all callers.
3040 (class Gc_process_relocs, class Scan_relocs): Likewise.
3041 (class Relocate_task): Likewise.
3042 * target-reloc.h (scan_relocs): Remove options parameter. Change
3044 (scan_relocatable_relocs): Likewise.
3045 * target.h (class Sized_target): Remove options parameter from
3046 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3048 * gc.h (gc_process_relocs): Remove options parameter. Change all
3050 * arm.cc: Update functions to remove options parameters.
3051 * i386.cc: Likewise.
3052 * powerpc.cc: Likewise.
3053 * sparc.cc: Likewise.
3054 * x86_64.cc: Likewise.
3055 * testsuite/testfile.cc: Likewise.
3057 2009-10-28 Doug Kwan <dougkwan@google.com>
3059 * arm.cc (Arm_relobj): New class definition.
3060 (Arm_relobj::scan_sections_for_stubs,
3061 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3062 New method definitions.
3064 2009-10-28 Cary Coutant <ccoutant@google.com>
3066 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3067 (Plugin::cleanup_done_): New member.
3068 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3069 (Plugin_manager::cleanup_done_): Remove.
3070 (Plugin_manager::add_input_file): Edit error message.
3071 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3072 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3074 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3076 * fileread.cc: (File_read::View::~View): Use the new
3077 data_ownership_ filed.
3078 (File_read::~File_read): Dispose the new whole_file_view_.
3079 (File_read::open): Mmap the whole file if needed.
3080 (File_read::open): Use whole_file_view_ instead of contents_.
3081 (File_read::find_view): Use whole_file_view_ if applicable.
3082 (File_read::do_read): Use whole_file_view_ instead of contents_.
3083 (File_read::make_view): Use whole_file_view_ instead of contents_,
3084 update File_read::View::View call.
3085 (File_read::find_or_make_view): Update File_read::View::View
3087 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3089 (File_read::View::Data_ownership): New enum.
3090 (File_read::View::View): Replace bool mapped_ with Data_ownership
3092 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3093 (File_read::View::data_ownership_): New field.
3094 (File_read::contents_): Remove (replaced by whole_file_view_).
3095 (File_read::whole_file_view_): New field.
3096 * options.h (class General_options): Add --keep-files-mapped.
3098 2009-10-27 Cary Coutant <ccoutant@google.com>
3100 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3101 * testsuite/Makefile.am (plugin_test_5): New test case.
3102 * testsuite/Makefile.in: Regenerate.
3104 2009-10-25 Doug Kwan <dougkwan@google.com>
3106 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3107 from private to protected to allow access by child class.
3108 (Sized_relobj::do_relocate_sections): New method declaration.
3109 (Sized_relobj::relocate_sections): Virtualize.
3110 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
3111 Sized_relobj::relocate_sections. Instantiate template explicitly
3112 for different target sizes and endianity.
3114 2009-10-24 Doug Kwan <dougkwan@google.com>
3116 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3117 (Arm_input_section::as_arm_input_section): New method.
3118 (Arm_output_section): New class definition.
3119 (Arm_output_section::create_stub_group,
3120 Arm_output_section::group_sections): New method definitions.
3122 2009-10-22 Doug Kwan <dougkwan@google.com>
3124 * arm.cc (Arm_input_section): New class definition.
3125 (Arm_input_section::init, Arm_input_section:do_write,
3126 Arm_input_section::set_final_data_size,
3127 Arm_input_section::do_reset_address_and_file_offset): New method
3130 2009-10-21 Doug Kwan <dougkwan@google.com>
3132 * arm.cc (Stub_table, Arm_input_section): New forward class
3134 (Stub_table): New class defintion.
3135 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3136 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3137 New method definition.
3139 2009-10-21 Doug Kwan <dougkwan@google.com>
3141 * arm.cc: Update copyright comments.
3142 (Target_arm): New forward class template declaration.
3143 (Arm_address): New type.
3144 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3145 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3146 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3148 (Insn_template): Same.
3149 (DEF_STUBS): New macro.
3150 (Stub_type): New enum type.
3151 (Stub_template): New class definition.
3154 (Stub_factory): Same.
3155 (Target_arm::Target_arm): Initialize may_use_blx_ and
3156 should_force_pic_veneer_.
3157 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3158 Target_arm::should_force_pic_veneer,
3159 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3160 Target_arm::using_thumb_only, Target_arm:;default_target): New
3162 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3163 New data member declarations.
3164 (Insn_template::size, Insn_template::alignment): New method defintions.
3165 (Stub_template::Stub_template): New method definition.
3166 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3167 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3168 (Stub_factory::Stub_factory): New method definition.
3169 * gold.h (string_hash): New template.
3170 * output.h (Input_section_specifier::hash_value): Use
3172 (Input_section_specifier::string_hash): Remove.
3173 * stringpool.cc (Stringpool_template::string_hash): Use
3176 2009-10-20 Doug Kwan <dougkwan@google.com>
3178 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3179 symbols of relaxed input sections.
3180 * output.h (Output_section::find_relaxed_input_section): Make
3183 2009-10-16 Doug Kwan <dougkwan@google.com>
3185 * dynobj.cc (Versions::Versions): Initialize version_script_.
3186 Only insert base version symbol definition for a shared object
3187 if version script defines any version versions.
3188 (Versions::define_base_version): New method definition.
3189 (Versions::add_def): Check that base version is not needed.
3190 (Versions::add_need): Define base version lazily.
3191 * dynobj.h (Versions::define_base_version): New method declaration.
3192 (Versions::needs_base_version_): New data member declaration.
3193 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3194 (check_DATA): Add no_version_test.stdout.
3195 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3197 * testsuite/Makefile.in: Regenerate.
3198 * testsuite/no_version_test.c: New file.
3199 * testsuite/no_version_test.sh: Ditto.
3201 2009-10-16 Doug Kwan <dougkwan@google.com>
3203 * expression.cc (class Segment_start_expression): New class definition.
3204 (Segment_start_expression::value): New method definition.
3205 (script_exp_function_segment_start): Return a new
3206 Segment_start_expression.
3207 * gold/script-c.h (script_saw_segment_start_expression): New function
3209 * script-sections.cc (Script_sections::Script_sections): Initialize
3210 SAW_SEGMENT_START_EXPRESSION_ to false.
3211 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3212 and -Tbbs options to specify section addresses if given in
3213 command line and no SEGMENT_START expression is seen in a script.
3214 * script-sections.h (Script_sections::saw_segment_start_expression,
3215 Script_sections::set_saw_segment_start_expression): New method
3217 (Script_sections::saw_segment_start_expression_): New data member
3219 * script.cc (script_saw_segment_start_expression): New function.
3220 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3221 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3222 script_test_7.sh and script_test_8.sh.
3223 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3224 script_test_8.stdout.
3225 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3226 (script_test_6, script_test_6.stdout, script_test_7,
3227 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3228 * Makefile.in: Regenerate.
3229 * testsuite/script_test_6.sh: New file.
3230 * testsuite/script_test_6.t: Same.
3231 * testsuite/script_test_7.sh: Same.
3232 * testsuite/script_test_7.t: Same.
3233 * testsuite/script_test_8.sh: Same.
3235 2009-10-16 Doug Kwan <dougkwan@google.com>
3237 * output.cc (Output_segment::set_section_list_address): Cast
3238 expressions to unsigned long long type to avoid format warnings.
3240 2009-10-15 Ian Lance Taylor <iant@google.com>
3242 * script.cc (Script_options::add_symbol_assignment): Always add a
3243 dot assignment to script_sections_.
3244 * script-sections.cc (Script_sections::add_dot_assignment):
3245 Initialize if necessary.
3247 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3248 program headers with no load segment if there is a linker script.
3250 * layout.cc (Layout::set_segment_offsets): Align the file offset
3251 to the segment aligment for -N or -n with no load segment.
3252 * output.cc (Output_segment::add_output_section): Don't crash if
3253 the first section is a TLS section.
3254 (Output_segment::set_section_list_addresses): Print an error
3255 message if the address moves backward in a linker script.
3256 * script-sections.cc
3257 (Output_section_element_input::set_section_addresses): Don't
3258 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3259 (Orphan_output_section::set_section_addresses): Likewise.
3261 2009-10-15 Doug Kwan <dougkwan@google.com>
3263 * layout.cc (Layout::finish_dynamic_section): Generate tags
3264 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3265 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3266 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3268 2009-10-14 Ian Lance Taylor <iant@google.com>
3270 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3272 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3273 data_shdr fields of relinfo.
3274 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3275 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3276 R_386_TLS_LDO_32, adjust based on section flags.
3277 (Target_i386::Relocate::fix_up_ldo): Remove.
3279 2009-10-13 Ian Lance Taylor <iant@google.com>
3281 Add support for -pie.
3282 * options.h (class General_options): Add -pie and
3284 (General_options::output_is_position_independent): Test -pie.
3285 (General_options::output_is_executable): Return true if not shared
3286 and not relocatable.
3287 (General_options::output_is_pie): Remove.
3288 * options.cc (General_options::finalize): Reject incompatible uses
3290 * gold.cc (queue_middle_tasks): A -pie link is not static.
3291 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3292 * symtab.cc (Symbol::final_value_is_known): Return false if
3293 output_is_position_independent.
3294 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3295 output_is_position_independent.
3296 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3297 output_is_position_independent.
3298 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3299 output_is_position_independent.
3300 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3302 (basic_pie_test.o, basic_pie_test): New targets.
3303 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3304 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3305 (two_file_pie_test): New target.
3306 * testsuite/Makefile.in: Rebuild.
3307 * README: Remove note saying that -pie is not supported.
3309 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3311 * options.h (class General_options): Add -init and -fini.
3312 * layout.cc (Layout::finish_dynamic_section): Emit
3313 given init and fini functions.
3315 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3317 * gc.h (gc_process_relocs): Check if icf is enabled using new
3319 * gold.cc (queue_initial_tasks): Likewise.
3320 (queue_middle_tasks): Likewise.
3321 * object.cc (do_layout): Likewise.
3322 * symtab.cc (is_section_folded): Likewise.
3323 * main.cc (main): Likewise.
3324 * reloc.cc (Read_relocs::run): Likewise.
3325 (Sized_relobj::do_scan_relocs): Likewise.
3326 * icf.cc (is_function_ctor_or_dtor): New function.
3327 (Icf::find_identical_sections): Check if function is ctor or dtor when
3329 * options.h (General_options::icf): Change option to be an enum.
3330 (Icf_status): New enum.
3331 (icf_enabled): New method.
3332 (icf_safe_folding): New method.
3333 (set_icf_status): New method.
3334 (icf_status_): New variable.
3335 * (options.cc) (General_options::finalize): Set icf_status_.
3336 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3337 icf_test and icf_keep_unique_test to use the --icf enum flag.
3338 * testsuite/icf_safe_test.sh: New file.
3339 * testsuite/icf_safe_test.cc: New file.
3341 2009-10-12 Sriraman Tallam <tmsriram@google.com>
3343 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3344 includes to gc.h and icf.h.
3345 * arm.cc: Include gc.h.
3346 * gold.cc: Likewise.
3347 * i386.cc: Likewise.
3348 * powerpc.cc: Likewise.
3349 * sparc.cc: Likewise.
3350 * x86_64.cc: Likewise.
3351 * gc.h: Include icf.h.
3353 2009-10-11 Ian Lance Taylor <iant@google.com>
3355 * plugin.cc: Include "gold.h" before other header files.
3357 2009-10-10 Chris Demetriou <cgd@google.com>
3359 * options.h (Input_file_argument::Input_file_type): New enum.
3360 (Input_file_argument::is_lib_): Replace with...
3361 (Input_file_argument::type_): New member.
3362 (Input_file_argument::Input_file_argument): Take Input_file_type
3363 'type' rather than boolean 'is_lib' as second argument.
3364 (Input_file_argument::is_lib): Use type_.
3365 (Input_file_argument::is_searched_file): New function.
3366 (Input_file_argument::may_need_search): Handle is_searched_file.
3367 * options.cc (General_options::parse_library): Support -l:filename.
3368 (General_options::parse_just_symbols): Update for Input_file_argument
3370 (Command_line::process): Likewise.
3371 * archive.cc (Archive::get_file_and_offset): Likewise.
3372 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3373 * script.cc (read_script_file, script_add_file): Likewise.
3374 * fileread.cc (Input_file::Input_file): Likewise.
3375 (Input_file::will_search_for): Handle is_searched_file.
3376 (Input_file::open): Likewise.
3377 * readsyms.cc (Read_symbols::get_name): Likewise.
3378 * testsuite/Makefile.am (searched_file_test): New test.
3379 * testsuite/Makefile.in: Regenerate.
3380 * testsuite/searched_file_test.cc: New file.
3381 * testsuite/searched_file_test_lib.cc: New file.
3383 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3384 Ian Lance Taylor <iant@google.com>
3386 * descriptor.cc: Include <cstdio> and "binary-io.h".
3387 (Descriptors::open): Open the files in binary mode always.
3388 * script.cc (Lex::get_token): Treat \r as whitespace.
3390 2009-10-09 Ian Lance Taylor <iant@google.com>
3392 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3394 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3395 Ian Lance Taylor <iant@google.com>
3397 * configure.ac: Check for readv function also.
3398 * fileread.cc (readv): Define if not HAVE_READV.
3399 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3401 * config.in: Regenerate.
3402 * configure: Regenerate.
3404 2009-10-09 Doug Kwan <dougkwan@google.com>
3406 * layout.cc (Layout::make_output_section): Call target hook to make
3407 ordinary output section.
3408 (Layout::finalize): Adjust parameter list of call the
3409 Target::may_relax().
3410 * layout.h (class Layout::section_list): New method.
3411 * merge.h (Output_merge_base::entsize): Change visibility to public.
3412 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3414 (Output_merge_string::do_is_string): New method.
3415 * object.cc (Sized_relobj::do_setup): renamed from
3416 Sized_relobj::set_up.
3417 * object.h (Sized_relobj::adjust_shndx,
3418 Sized_relobj::initializ_input_to_output_maps,
3419 Sized_relobj::free_input_to_output_maps): Change visibilities to
3421 (Sized_relobj::setup): Virtualize.
3422 (Sized_relobj::do_setup): New method declaration.
3423 (Sized_relobj::invalidate_section_offset,
3424 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3425 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3426 * options.cc (parse_int): New function.
3427 * options.h (parse_int): New declaration.
3428 (DEFINE_int): New macro.
3429 (stub_group_size): New option.
3430 * output.cc (Output_section::Output_section): Initialize memebers
3431 merge_section_map_, merge_section_by_properties_map_,
3432 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3433 (Output_section::add_input_section): Handled deferred code-fill
3434 generation and remove an old comment.
3435 (Output_section::add_relaxed_input_section): New method definition.
3436 (Output_section::add_merge_input_section): Use merge section by
3437 properties map to speed to search. Update merge section maps
3439 (Output_section::build_relaxation_map): New method definition.
3440 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3442 (Output_section::relax_input_section): Renamed to
3443 Output_section::convert_input_sections_to_relaxed_sections and change
3444 interface to take a vector of pointers to relaxed sections.
3445 (Output_section::find_merge_section,
3446 Output_section::find_relaxed_input_section): New method definitions.
3447 (Output_section::is_input_address_mapped,
3448 Output_section::output_offset, Output_section::output_address):
3449 Use output section data maps to speed up searching.
3450 (Output_section::find_starting_output_address): Add comments.
3451 (Output_section::do_write,
3452 Output_section::write_to_postprocessing_buffer): Do code-fill
3453 generation as appropriate.
3454 (Output_section::get_input_sections): Invalidate relaxed input section
3456 (Output_section::restore_states): Adjust type of checkpoint .
3457 Invalidate relaxed input section map.
3458 * output.h (Output_merge_base): New class declaration.
3459 (Input_section_specifier): New class defintion.
3460 (class Output_relaxed_input_section) Change base class to
3461 Output_section_data_build.
3462 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3463 base class initializer.
3464 (Output_section::add_relaxed_input_section): New method declaration.
3465 (Output_section::Input_section): Change visibility to protected.
3466 (Output_section::Input_section::relobj,
3467 Output_section::Input_section::shndx): Handle relaxed input sections.
3468 Output_section::input_sections) Change visibility to protected. Also
3469 define overload to return a non-const pointer.
3470 (Output_section::Merge_section_properties): New class defintion.
3471 (Output_section::Merge_section_by_properties_map,
3472 Output_section::Output_section_data_by_input_section_map,
3473 Output_section::Relaxation_map): New types.
3474 (Output_section::relax_input_section): Rename method to
3475 Output_section::convert_input_sections_to_relaxed_sections and change
3476 interface to take a vector of relaxed section pointers.
3477 (Output_section::find_merge_section,
3478 Output_section::find_relaxed_input_section,
3479 Output_section::build_relaxation_map,
3480 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3481 New method declarations.
3482 (Output_section::merge_section_map_
3483 Output_section::merge_section_by_properties_map_,
3484 Output_section::relaxed_input_section_map_,
3485 Output_section::is_relaxed_input_section_map_valid_,
3486 Output_section::generate_code_fills_at_write_): New data members.
3487 * script-sections.cc
3488 (Output_section_element_input::set_section_addresses): Call
3489 current_data_size and addralign methods of relaxed input sections.
3490 (Orphan_output_section::set_section_addresses): Call current_data_size
3491 and addralign methods of relaxed input sections.
3492 * symtab.cc (Symbol_table::compute_final_value): Extract template
3493 from the body of Symbol_table::sized_finalize_symbol.
3494 (Symbol_table::sized_finalized_symbol): Call
3495 Symbol_table::compute_final_value.
3496 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3497 (Symbol_table::compute_final_value): New templated method declaration.
3498 * target.cc (Target::do_make_output_section): New method defintion.
3499 * target.h (Target::make_output_section): New method declaration.
3500 (Target::relax): Add more parameters for input objects, symbol table
3501 and layout. Adjust call to do_relax.
3502 (Target::do_make_output_section): New method declaration.
3503 (Target::do_relax): Add parameters for input objects, symbol table
3506 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3508 * pread.c: Include stdio.h.
3510 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3512 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3515 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3517 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3518 Change read_shndx type to unsigned int.
3519 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3521 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3522 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3523 Change read_shndx type to unsigned int.
3524 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3526 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3527 * layout.cc (Layout::create_symtab_sections): Cast the result of
3528 local_symcount * symsize to off_t in the gold_assert.
3530 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3532 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3533 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3535 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3536 (Arm_relocate_functions::thm_abs5): New function.
3537 (Arm_relocate_functions::abs12): New function.
3538 (Arm_relocate_functions::abs16): New function.
3539 (Arm_relocate_functions::base_abs): New function.
3540 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3541 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3542 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3544 (Scan::global): Likewise.
3545 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3546 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3547 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3548 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3551 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3553 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3554 (Arm_relocate_functions::movt_prel): New function.
3555 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3556 (Arm_relocate_functions::thm_movt_prel): New function.
3557 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3558 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3559 (Scan::global, Relocate::relocate): Likewise.
3560 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3562 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3564 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3565 Incremental_checker.
3566 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3568 (class Incremental_inputs_header): New class.
3569 (Incremental_inputs_header_writer): Edit comment.
3570 (Incremental_inputs_entry): New class.
3571 (Incremental_inputs_entry_writer): Edit comment.
3572 (Sized_incremental_binary::do_find_incremental_inputs_section):
3573 Add *strtab_shndx parameter, fill it.
3574 (Sized_incremental_binary::do_check_inputs): New method.
3575 (Incremental_checker::can_incrementally_link_output_file): Use
3576 Sized_incremental_binary::check_inputs.
3577 (Incremental_inputs::report_command_line): Save command line in
3580 (Incremental_binary::find_incremental_inputs_section): New
3582 (Incremental_binary::do_find_incremental_inputs_section): Add
3583 strtab_shndx parameter.
3584 (Incremental_binary::do_check_inputs): New pure virtual method.
3585 (Sized_incremental_binary::do_check_inputs): Declare.
3586 (Incremental_checker::Incremental_checker): Add incremental_inputs
3587 parameter, use it to initialize incremental_inputs_.
3588 (Incremental_checker::incremental_inputs_): New field.
3589 (Incremental_checker::command_line): New method.
3590 (Incremental_checker::inputs): New method.
3591 (Incremental_checker::command_line_): New field.
3593 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3595 * incremental.cc: Include <cstdarg> and "target-select.h".
3596 (vexplain_no_incremental): New function.
3597 (explain_no_incremental): New function.
3598 (Incremental_binary::error): New method.
3599 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3601 (make_sized_incremental_binary): New function.
3602 (open_incremental_binary): New function.
3603 (can_incrementally_link_file): Add checks if output is ELF and has
3605 * incremental.h: Include "elfcpp_file.h" and "output.h".
3606 (Incremental_binary): New class.
3607 (Sized_incremental_binary): New class.
3608 (open_incremental_binary): Declare.
3609 * object.cc (is_elf_object): Use
3610 elfcpp::Elf_recognizer::is_elf_file.
3611 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3612 * output.h (Output_file::filesize): New method.
3614 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3616 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3618 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3619 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3621 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3623 (Arm_relocate_functions::movw_abs_nc): New function.
3624 (Arm_relocate_functions::movt_abs): New function.
3625 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3626 (Arm_relocate_functions::thm_movt_abs): New function.
3627 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3628 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3629 (Scan::global): Likewise.
3630 (Relocate::relocate): Likewise.
3631 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3633 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3635 * arm.cc (Arm_relocate_functions::got_prel) New function.
3636 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3637 (Relocate::relocate): Likewise.
3638 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3640 2009-10-06 Ian Lance Taylor <iant@google.com>
3642 * options.h (class General_options): Define
3643 split_stack_adjust_size parameter.
3644 * object.h (class Object): Add uses_split_stack_ and
3645 has_no_split_stack_ fields. Add uses_split_stack and
3646 has_no_split_stack accessor functions. Declare
3647 handle_split_stack_section.
3648 (class Reloc_symbol_changes): Define.
3649 (class Sized_relobj): Define Function_offsets. Declare
3650 split_stack_adjust, split_stack_adjust_reltype, and
3652 * object.cc (Object::handle_split_stack_section): New function.
3653 (Sized_relobj::do_layout): Call handle_split_stack_section.
3654 * dynobj.cc (Sized_dynobj::do_layout): Call
3655 handle_split_stack_section.
3656 * reloc.cc (Sized_relobj::relocate_sections): Call
3657 split_stack_adjust for executable sections in split_stack
3658 objects. Pass reloc_map to relocate_section.
3659 (Sized_relobj::split_stack_adjust): New function.
3660 (Sized_relobj::split_stack_adjust_reltype): New function.
3661 (Sized_relobj::find_functions): New function.
3662 * target-reloc.h: Include "object.h".
3663 (relocate_section): Add reloc_symbol_changes parameter. Change
3665 * target.h (class Target): Add calls_non_split method. Declare
3666 do_calls_non_split virtual method. Declare match_view and
3668 * target.cc: Include "elfcpp.h".
3669 (Target::do_calls_non_split): New function.
3670 (Target::match_view): New function.
3671 (Target::set_view_to_nop): New function.
3672 * gold.cc (queue_middle_tasks): Give an error if mixing
3673 split-stack and non-split-stack objects with -r.
3674 * i386.cc (Target_i386::relocate_section): Add
3675 reloc_symbol_changes parameter.
3676 (Target_i386::do_calls_non_split): New function.
3677 * x86_64.cc (Target_x86_64::relocate_section): Add
3678 reloc_symbol_changes parameter.
3679 (Target_x86_64::do_calls_non_split): New function.
3680 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3682 * powerpc.cc (Target_powerpc::relocate_section): Add
3683 reloc_symbol_changes parameter.
3684 * sparc.cc (Target_sparc::relocate_section): Add
3685 reloc_symbol_changes parameter.
3686 * configure.ac: Call AM_CONDITIONAL for the default target.
3687 * configure: Rebuild.
3688 * testsuite/Makefile.am (TEST_AS): New variable.
3689 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3690 (check_DATA): Add split_i386 and split_x86_64 files.
3691 (SPLIT_DEFSYMS): Define.
3692 (split_i386_[1234n].o): New targets.
3693 (split_i386_[124]): New targets.
3694 (split_i386_[1234r].stdout): New targets.
3695 (split_x86_64_[1234n].o): New targets.
3696 (split_x86_64_[124]): New targets.
3697 (split_x86_64_[1234r].stdout): New targets.
3698 (MOSTLYCLEANFILES): Add new executables.
3699 * testsuite/split_i386.sh: New file.
3700 * testsuite/split_x86_64.sh: New file.
3701 * testsuite/split_i386_1.s: New file.
3702 * testsuite/split_i386_2.s: New file.
3703 * testsuite/split_i386_3.s: New file.
3704 * testsuite/split_i386_4.s: New file.
3705 * testsuite/split_i386_n.s: New file.
3706 * testsuite/split_x86_64_1.s: New file.
3707 * testsuite/split_x86_64_2.s: New file.
3708 * testsuite/split_x86_64_3.s: New file.
3709 * testsuite/split_x86_64_4.s: New file.
3710 * testsuite/split_x86_64_n.s: New file.
3711 * testsuite/testfile.cc (Target_test): Update relocation_section
3713 * testsuite/Makefile.in: Rebuild.
3715 2009-10-06 Ian Lance Taylor <iant@google.com>
3717 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3718 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3719 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3720 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3721 the address on ldo_addrs_.
3722 (Target_i386::Relocate::fix_up_ldo): New function.
3724 2009-10-06 Rafael Espindola <espindola@google.com>
3726 * plugin.cc (add_input_library): New.
3727 (Plugin::load): Add add_input_library to tv.
3728 (Plugin_manager::add_input_file): Add the is_lib argument.
3729 (add_input_file): Update call to Plugin_manager::add_input_file.
3730 (add_input_library): New.
3731 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3733 2009-09-30 Doug Kwan <dougkwan@google.com>
3735 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3736 symbol and call Symbol::may_need_copy_reloc to determine if
3737 a copy reloc is needed.
3738 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3739 nocopyreloc is given in command line.
3740 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3741 given in command line.
3742 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3743 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3744 of the removed Target_i386::may_need_copy_reloc.
3745 * options.h (copyreloc): New option with default value false.
3746 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3747 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3748 instead of the removed Target_powerpc::may_need_copy_reloc.
3749 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3750 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3751 instead of the removed Target_sparc::may_need_copy_reloc.
3752 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3753 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3754 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3755 instead of the removed Target_x86_64::may_need_copy_reloc.
3757 2009-09-30 Ian Lance Taylor <iant@google.com>
3759 * object.h (class Object): Remove target_ field, and target,
3760 sized_target, and set_target methods.
3761 (Object::sized_target): Remove.
3762 (class Sized_relobj): Update declarations. Remove sized_target.
3763 * object.cc (Sized_relobj::setup): Remove target parameter.
3765 (Input_objects::add_object): Don't do anything with the target.
3766 (make_elf_sized_object): Add punconfigured parameter. Change all
3767 callers. Set or test parameter target.
3768 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3770 * parameters.cc (Parameters::set_target): Change parameter type to
3772 (Parameters::default_target): Remove.
3773 (set_parameters_target): Change parameter type to be non-const.
3774 (parameters_force_valid_target): New function.
3775 (parameters_clear_target): New function.
3776 * parameters.h (class Parameters): Update declarations. Remove
3777 default_target method. Add sized_target and clear_target
3778 methods. Change target_ to be non-const.
3779 (set_parameters_target): Update declaration.
3780 (parameters_force_valid_target): Declare.
3781 (parameters_clear_target): Declare.
3782 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3783 as NULL if we aren't searching.
3784 (Add_symbols::run): Don't check for compatible target.
3785 * fileread.cc (Input_file::open_binary): Call
3786 parameters_force_valid_target.
3787 * gold.cc (queue_middle_tasks): Likewise.
3788 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3789 set_target on object.
3790 * dynobj.h (class Sized_dynobj): Update declarations.
3791 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3792 make_elf_object returns NULL.
3793 (Archive::include_member): Don't check whether object target is
3795 * output.cc (Output_section::add_input_section): Get target from
3797 (Output_section::relax_input_section): Likewise.
3798 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3800 (Sized_relobj::do_scan_relocs): Likewise.
3801 (Sized_relobj::relocate_sections): Likewise.
3802 * resolve.cc (Symbol_table::resolve): Likewise.
3803 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3804 parameter. Change all callers.
3805 (Symbol_table::add_from_object): Get target from parameters.
3806 (Symbol_table::add_from_relobj): Don't check object target.
3807 (Symbol_table::add_from_dynobj): Likewise.
3808 (Symbol_table::define_special_symbol): Get target from
3810 * symtab.h (class Symbol_table): Update declaration.
3811 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3812 parameter. Change all callers. Clear parameter target.
3813 (Binary_test): Test target here.
3814 * testsuite/object_unittest.cc (gold_testsuite): Remove
3815 target_test_pointer parameter. Change all callers.
3816 (Object_test): Test target here.
3818 2009-09-26 Ian Lance Taylor <iant@google.com>
3820 * testsuite/initpri1.c: Don't try to use constructor priorities if
3821 compiling with gcc before 4.3.
3823 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3825 * testsuite/retain_symbols_file_test.sh (check_present): Change
3826 output file name to retain_symbols_file_test.stdout.
3827 (check_absent): Likewise.
3829 2009-09-18 Craig Silverstein <csilvers@google.com>
3831 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3832 * options.cc: Include <cerrno> and <fstream>.
3833 (General_options::finalize): Parse -retain-symbols-file tag.
3834 * options.h: New flag.
3835 (General_options): New method should_retain_symbol, new
3836 variable symbols_to_retain.
3837 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3838 should_retain_symbol map.
3839 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3840 * testsuite/Makefile.in: Regenerate.
3841 * testsuite/retain_symbols_file_test.sh: New file.
3843 2009-09-18 Nick Clifton <nickc@redhat.com>
3845 * po/es.po: Updated Spanish translation.
3847 2009-09-17 Doug Kwan <dougkwan@google.com>
3849 * debug.h (DEBUG_RELAXATION): New constant.
3850 (DEBUG_ALL): Add DEBUG_RELAXATION.
3851 (debug_string_to_enum): Add relaxation debug option.
3853 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3854 Layout::Relaxation_debug_check::read_sections,
3855 Layout::Relaxation_debug_check::read_sections): New method definitions.
3856 (Layout::Layout): Initialize data members
3857 record_output_section_data_from_scrips_,
3858 script_output_section_data_list_ and relaxation_debug_check_.
3859 (Layout::save_segments, Layout::restore_segments,
3860 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3861 Layout::relaxation_loop_body): New method definitions.
3862 (Layout::finalize): Support relaxation. Move section layout code to
3863 Layout::relaxation_loop_body.
3864 (Layout::set_asection_address_from_script): Move code for orphan
3865 section placement out.
3866 (Layout::place_orphan_sections_in_script): New method definition.
3867 * layout.h (Output_segment_headers, Output_file_header):
3868 New forward class declarations.
3869 (Layout::~Layout): Define.
3870 (Layout::new_output_section_data_from_script): New method definition.
3871 (Layout::place_orphan_sections_in_script): New method declaration.
3872 (Layout::Segment_states): New type declaration.
3873 (Layout::save_segments, Layout::restore_segments,
3874 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3875 Layout::relaxation_loop_body): New method declarations.
3876 (Layout::Output_section_data_list): New type declaration.
3877 (Layout::Relaxation_debug_check): New class definition.
3878 (Layout::record_output_section_data_from_script_,
3879 Layout::script_output_section_data_list_, Layout::segment_states_,
3880 Layout::relaxation_debug_check_): New data members.
3881 * output.cc: (Output_section_headers::do_size): New method definition.
3882 (Output_section_headers::Output_section_headers): Move size
3883 computation to Output_section_headers::do_size.
3884 (Output_segment_headers::do_size): New method definition.
3885 (Output_file_header::Output_file_header): Move size computation to
3886 Output_file_header::do_size and call it.
3887 (Output_file_header::do_size): New method definition.
3888 (Output_data_group::Output_data_group): Adjust call to
3889 Output_section_data.
3890 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3891 (Output_symtab_xindex::do_write): Add array bound check.
3892 (Output_section::Input_section::print_to_mapfile): Handle
3893 RELAXED_INPUT_SECTION_CODE.
3894 (Output_section::Output_section): Initialize data member checkpoint_.
3895 (Output_section::~Output_section): Delete checkpoint object pointed
3897 (Output_section::add_input_section): Always add an Input_section if
3899 (Output_section::add_merge_input_section): Add assert.
3900 (Output_section::relax_input_section): New method definition.
3901 (Output_section::set_final_data_size): Set load address to zero for
3902 an unallocated section.
3903 (Output_section::do_address_and_file_offset_have_reset_values):
3904 New method definition.
3905 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3906 Handle relaxed input section.
3907 (Output_section::sort_attached_input_sections): Checkpoint input
3908 section list lazily.
3909 (Output_section::get_input_sections): Change type of input_sections to
3910 list of Simple_input_section pointers. Checkpoint input section list
3911 lazily. Also handle relaxed input sections.
3912 (Output_section::add_input_section_for_script): Take a reference to
3913 a Simple_input_section object instead of Relobj pointer and section
3914 index as parameter. Handle relaxed input sections.
3915 (Output_section::save_states, Output_section::restore_states): New
3917 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3918 (Output_data::is_data_size_fixed): New method definition.
3919 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3921 (Output_data::address_and_file_offset_have_reset_values): New method
3923 (Output_data::do_address_and_file_offset_have_reset_values): New method
3925 (Output_data::set_data_size): Check that data size is not fixed.
3926 (Output_data::fix_data_size): New method definition.
3927 (Output_data::is_data_size_fixed_): New data member.
3928 (Output_section_headers::set_final_data_size): New method definition.
3929 (Output_section_headers::do_size): New method declaration.
3930 (Output_segment_headers::set_final_data_size): New method definition.
3931 (Output_segment_headers::do_size): New method declaration.
3932 (Output_file_header::set_final_data_size)::New method definition.
3933 (Output_file_header::do_size)::New method declaration.
3934 (Output_section_data::Output_section_data): Add new parameter
3935 is_data_size_fixed and use it to fix data size.
3936 (Output_data_const::Output_data_const): Adjust call to base class
3937 constructor and fix data size.
3938 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3939 base class constructor and fix data size.
3940 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3941 base class constructor and fix data size.
3942 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3943 class constructor and fix data size.
3944 (Output_data_group::set_final_data_size): New method definition.
3945 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3946 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3947 class constructor and fix data size.
3948 (Output_relaxed_input_section): New class definition.
3949 (Output_section::Simple_input_section): New class definition.
3950 (Output_section::get_input_sections): Adjust parameter list.
3951 (Output_section::add_input_section_for_script): Same.
3952 (Output_section::save_states, Output_section::restore_states,
3953 Output_section::do_address_and_file_offset_have_reset_values,
3954 (Output_section::Input_section::Input_section): Handle
3955 RELAXED_INPUT_SECTION_CODE. Add new overload for
3956 Output_relaxed_input_section.
3957 (Output_section::Input_section::is_input_section,
3958 Output_section::Input_section::set_output_section): Handle relaxed
3960 (Output_section::Input_section::is_relaxed_input_section,
3961 Output_section::Input_section::output_section_data,
3962 Output_section::Input_section::relaxed_input_section): New method
3964 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3966 (Output_section::Input_section::u1_): Update comments.
3967 (Output_section::Input_section::u2_): Add new union member poris.
3968 (Output_section::Checkpoint_output_section): New classs definition.
3969 (Output_section::relax_input_section): New method declaration.
3970 (Output_section::checkpoint_): New data member.
3971 (Output_segment): Update comments.
3972 (Output_segment::Output_segment): Un-privatize copy constructor.
3973 (Output_segment::operator=): Un-privatize.
3974 * script-sections.cc (Output_section_element::Input_section_list):
3975 Change element type to Output_section::Simple_input_section.
3976 (Output_section_element_dot_assignment::set_section_addresses):
3977 Register output section data for relaxation clean up.
3978 (Output_data_exression::Output_data_expression): Adjust call to base
3979 constructor to fix data size.
3980 (Output_section_element_data::set_section_addresses): Register
3981 Output_data_expression object for relaxation clean up.
3982 (struct Input_section_info): Replace Relobj pointer and section index
3983 pair with Output_section::Simple_input_section and Convert struct to a
3985 (Input_section_sorter::operator()): Adjust access to
3986 Input_section_info data member to use accessors.
3987 (Output_section_element_input::set_section_addresses): Use layout
3988 parameter. Adjust code to use Output_section::Simple_input_section
3989 and Input_secction_info classes. Register filler for relaxation
3991 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3992 and section index pair with Output_section::Simple_input_section
3993 class. Adjust code accordingly.
3994 (Phdrs_element::release_segment): New method definition.
3995 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3997 (Script_sections::release_segments): New method definition.
3998 * gold/script-sections.h (Script_sections::release_segments): New
4000 * gold/target.h (Target::may_relax, Target::relax,
4001 Target::do_may_relax, Target::do_relax): New method definitions.
4003 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4005 * arm.cc (has_signed_unsigned_overflow): New function.
4006 (Arm_relocate_functions::abs8): New function.
4007 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4008 (Target_arm::Scan::global): Likewise.
4009 (Target_arm::relocate::relocate): Likewise.
4010 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4013 2009-09-16 Cary Coutant <ccoutant@google.com>
4015 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4016 * testsuite/Makefile.in: Regenerate.
4018 2009-09-11 Nick Clifton <nickc@redhat.com>
4020 * po/gold.pot: Updated by the Translation project.
4022 2009-09-08 Cary Coutant <ccoutant@google.com>
4024 * output.cc (Output_file::open): Add execute permission to empty file.
4025 * testsuite/Makefile.am (permission_test): New test.
4026 * testsuite/Makefile.in: Regenerate.
4028 2009-09-02 Ian Lance Taylor <iant@google.com>
4030 * output.cc (Output_file::resize): Call map_no_anonymous rather
4033 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4035 * gold.cc: Include "incremental.h".
4036 (queue_initial_tasks): Call Incremental_checker methods.
4037 * incremental.cc: Include "output.h".
4038 (Incremental_checker::can_incrementally_link_output_file): New
4040 * incremental.h (Incremental_checker): New class.
4042 * output.cc (Output_file::open_for_modification): New method.
4043 (Output_file::map_anonymous): Changed return type to bool. Record
4045 (Output_file::map_no_anonymous): New method, broken out of map.
4046 (Output_file::map): Use map_no_anonymous and map_anonymous.
4047 * output.h (class Output_file): Update declarations.
4049 2009-08-24 Cary Coutant <ccoutant@google.com>
4051 * options.h (Command_line::Pre_options): New class.
4052 (Command_line::pre_options): New member.
4053 * options.cc (gold::options::ready_to_register): New variable.
4054 (One_option::register_option): Do nothing if not registering options.
4055 Assert if same short option registered twice.
4056 (General_options::General_options): Turn off option registration when
4058 (Command_line::Pre_options::Pre_options): New constructor.
4060 2009-08-24 Cary Coutant <ccoutant@google.com>
4062 * options.h (General_options::no_keep_memory): Remove incorrect
4065 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4067 * Makefile.am (am__skiplex, am__skipyacc): New.
4068 * Makefile.in: Regenerate.
4070 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4072 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4073 (INCLUDES): ... this.
4074 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4075 (AM_CPPFLAGS): Renamed from ...
4076 (INCLUDE): ... this.
4077 * Makefile.in, testsuite/Makefile.in: Regenerate.
4079 * Makefile.in: Regenerate.
4080 * aclocal.m4: Likewise.
4081 * config.in: Likewise.
4082 * configure: Likewise.
4083 * testsuite/Makefile.in: Likewise.
4085 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4086 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4087 * Makefile.in: Regenerate.
4088 * testsuite/Makefile.in: Regenerate.
4090 2009-08-19 Cary Coutant <ccoutant@google.com>
4092 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4093 symbols in shared libraries overridden by hidden or internal symbols
4094 in the main program.
4096 2009-08-19 Chris Demetriou <cgd@google.com>
4098 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4099 checking source file names in error messages.
4101 2009-08-18 Doug Kwan <dougkwan@google.com>
4103 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4104 an elcpp::Ehdr as parameter. Adjust call to set_target.
4105 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4106 an elfcpp::Ehdr as parameter.
4107 * object.cc (Object::set_target): Remove the version that looks up
4108 a target and sets it.
4109 (Sized_relobj::setup): Take a Target object instead of
4110 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4111 (make_elf_sized_object): Find target and ask target to
4113 * object.h: (Object::set_target): Remove the version that looks up
4114 a target and sets it.
4115 (Sized_relobj::setup): Take a Target object instead of
4116 an elfcpp:Ehdr as parameter.
4117 * target.cc: Include dynobj.h.
4118 (Target::do_make_elf_object_implementation): New.
4119 (Target::do_make_elf_object): New.
4120 * target.h (Target::make_elf_object): New template declaration.
4121 (Target::do_make_elf_object): New method declarations.
4122 (Target::do_make_elf_object_implementation): New template declaration.
4124 2009-08-14 Ian Lance Taylor <iant@google.com>
4126 * gold.h (FUNCTION_NAME): Define.
4127 (gold_unreachable): Use FUNCTION_NAME.
4129 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4131 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4132 symbol in the --keep-unique list is not found.
4134 2009-08-12 Sriraman Tallam <tmsriram@google.com>
4136 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4137 been maked as --keep-unique.
4138 (Icf::unfold_section): New function.
4139 * icf.h (Icf::unfold_section): New function.
4140 * options.h (General_options::keep_unique): New option.
4141 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4142 * testsuite/Makefile.in: Regenerate.
4143 * testsuite/icf_keep_unique_test.sh: New file.
4144 * testsuite/icf_keep_unique_test.cc: New file.
4146 2009-08-12 Cary Coutant <ccoutant@google.com>
4149 * resolve.cc (Symbol_table::resolve): Check for references from
4150 dynamic objects to hidden and internal symbols.
4151 * testsuite/Makefile.am (hidden_test.sh): New test.
4152 * testsuite/Makefile.in: Regenerate.
4153 * testsuite/hidden_test.sh: New script.
4154 * testsuite/hidden_test_1.c: New test source.
4155 * testsuite/hidden_test_main.c: New test source.
4157 2009-08-11 Doug Kwan <dougkwan@google.com>
4159 * arm.cc: Update comments.
4160 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4161 segment to locate the .ARM.exidx section if present.
4163 2009-08-09 Doug Kwan <dougkwan@google.com>
4165 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4168 2009-08-07 Sriraman Tallam <tmsriram@google.com>
4169 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4172 2009-08-06 Sriraman Tallam <tmsriram@google.com>
4174 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4175 valid tls_segment only for non-debug-section relocations.
4176 * testsuite/Makefile.am: Add gc_tls_test.
4177 * testsuite/Makefile.in: Regenerate.
4178 * testsuite/gc_tls_test.cc: New file.
4179 * testsuite/gc_tls_test.sh: New file.
4181 2009-08-05 Sriraman Tallam <tmsriram@google.com>
4185 * Makefile.am (CCFILES): Add icf.cc.
4187 * Makefile.in: Regenerate.
4188 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4189 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4190 section, symbol and addend information for the relocs.
4191 * gold.cc (queue_middle_tasks): Call identical code folding.
4192 * gold.h: Add defines for multimap.
4193 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4194 to the call of finalize_local_symbols.
4195 * main.cc (main): Create object of class Icf.
4196 * object.cc (Sized_relobj::do_layout): Allow this function to be
4197 called twice during icf.
4198 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4199 to sections marked as identical by icf.
4200 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4202 (Sized_relobj::do_section_entsize): New function.
4203 * object.h (Object::section_entsize): New function.
4204 (Object::do_section_entsize): New pure virtual function.
4205 (Relobj::finalize_local_symbols): Add new parameter.
4206 (Relobj::do_section_entsize): New function.
4207 * options.h (General_options::icf): New option.
4208 (General_options::icf_iterations): New option.
4209 (General_options::print_icf_sections): New option.
4210 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4211 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4212 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4214 * symtab.cc (Symbol_table::is_section_folded): New function.
4215 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4216 to sections marked as identical by icf.
4217 * symtab.h (Symbol_table::set_icf): New function.
4218 (Symbol_table::icf): New function.
4219 (Symbol_table::is_section_folded): New function.
4220 (Symbol_table::icf_): New data member.
4221 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4222 * testsuite/Makefile.am: Add commands to build icf_test.
4223 * testsuite/Makefile.in: Regenerate.
4224 * testsuite/icf_test.sh: New file.
4225 * testsuite/icf_test.cc: New file.
4227 2009-07-24 Chris Demetriou <cgd@google.com>
4229 * layout.cc (is_compressible_debug_section): Fix incorrect
4230 comment about compressed section names.
4232 2009-07-20 Ian Lance Taylor <ian@airs.com>
4235 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4237 2009-07-16 Ian Lance Taylor <iant@google.com>
4240 * layout.h: #include <map>.
4241 (class Kept_section): Change from struct to class. Add accessors
4242 and setters. Add section size to Comdat_group mapping. Change
4243 Comdat_group to std::map. Add is_comdat_ field. Add
4244 linkonce_size field in union.
4245 (class Layout): Update declaration of find_or_add_kept_section.
4246 Don't declare find_kept_object.
4247 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4248 parameter. Add object, shndx, is_comdat, and is_group_name
4249 parameters. Change all callers. Adjust for new Kept_section.
4250 (Layout::find_kept_object): Remove.
4251 * object.cc (Sized_relobj::include_section_group): Update use of
4252 Kept_section. Rename secnum to shndx. Only record
4253 Kept_comdat_section if sections are the same size.
4254 (Sized_relobj::include_linkonce_section): Update use of
4255 Kept_section. Only record Kept_comdat_section if sections are the
4256 same size. Set size of linkonce section.
4257 (Sized_relobj::map_to_kept_section): Update call to
4258 get_kept_comdat_section.
4259 * object.h (class Sized_relobj): Rename fields in
4260 Kept_comdat_section to drop trailing underscores; change object
4261 field to Relobj*. Change Kept_comdat_section_table to store
4262 struct rather than pointer.
4263 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4264 Add kept_object and kept_shndx parameters. Change all callers.
4265 (Sized_relobj::get_kept_comdat_section): Change return type to
4266 bool. Add kept_object and kept_shndx parameters. Change all
4268 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4269 Layout::find_or_add_kept_section.
4271 2009-07-09 Ian Lance Taylor <iant@google.com>
4273 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4274 Reserve space in the hash table.
4276 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4278 * fileread.cc (File_read::get_mtime): New method.
4279 * fileread.h (Timespec): New structure.
4280 (File_read::get_mtime): New method.
4281 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4282 Renamed from timestamp_nsec.
4283 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4285 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
4287 (Incremental_inputs::report_archive): Save mtime; style fix.
4288 (Incremental_inputs::report_obejct): Save mtime; style fix.
4289 (Incremental_inputs::report_script): Save mtime; style fix.
4290 (Incremental_inputs::finalize_inputs): Style fix.
4291 (Incremental_inputs::finalize): Style fix.
4292 (Incremental_inputs::create_input_section_data): Store inputs
4294 * incremental.h (Incremental_inputs::report_script): Add mtime
4296 (Incremental_inputs::Input_info::Input_info): Intialize only one
4298 (Incremental_inputs::Input_info::archive): Move to nameless
4300 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4301 (Incremental_inputs::Input_info::script): Move to nameless union.
4302 (Incremental_inputs::mtime): New field.
4303 * script.cc (read_input_script): Pass file mtime to
4305 * script.h (Script_info::inputs): Style fix.
4307 2009-07-01 Ian Lance Taylor <ian@airs.com>
4309 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4312 2009-06-24 Ian Lance Taylor <iant@google.com>
4315 * layout.cc (Layout::choose_output_section): If we find an
4316 existing section, update the flags.
4317 (Layout::create_notes): New function, broken out of
4319 (Layout::finalize): Don't create note sections.
4320 (Layout::create_note): Don't crash if linker script discards
4322 (Layout::create_gold_note): Likewise.
4323 (Layout::create_build_id): Likewise. Don't set
4324 after_input_sections on the section.
4325 (Layout::create_executable_stack_info): Remove target parameter.
4327 * layout.h (class Layout): Declare create_notes. Update
4328 declaration of create_executable_stack_info.
4329 * gold.cc (queue_middle_tasks): Call create_notes.
4330 * output.cc (Output_section::update_flags_for_input_section): Move
4331 here from output.h. If SHF_ALLOC flag is newly set, mark address
4333 * output.h (Output_data::mark_address_invalid): New function.
4334 (class Output_section): Only declare, not define,
4335 update_flags_for_input_section. Remove set_flags.
4337 2009-06-24 Ian Lance Taylor <iant@google.com>
4339 * script-sections.cc (Output_section_definition::
4340 set_section_addresses): Rename shadowing local load_address to
4343 2009-06-24 Ian Lance Taylor <iant@google.com>
4346 * reloc.cc (relocate_sections): Skip empty relocation sections.
4348 2009-06-23 Ian Lance Taylor <iant@google.com>
4351 * layout.cc (Layout::create_note): Use choose_output_section
4352 rather than make_output_section.
4354 2009-06-23 Ian Lance Taylor <iant@google.com>
4357 * options.cc (General_options::parse_V): Set printed_version_.
4358 (General_options::General_options): Initialize printed_version_.
4359 * options.h (class General_options): Add printed_version_ field.
4360 * gold.cc (queue_initial_tasks): If there are no input files,
4361 don't give a fatal error if we printed the version information.
4362 (queue_middle_tasks): If using -r with a shared object, give a
4363 fatal error rather than an ordinary error.
4365 2009-06-23 Ian Lance Taylor <iant@google.com>
4368 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4369 (Layout::make_output_section): Set have_stabstr_section_ if we see
4370 a .stab*str section.
4371 (Layout::finalize): Call link_stabs_sections.
4372 (Layout::link_stabs_sections): New file.
4373 * layout.h (class Layout): Add have_stabstr_section_ field.
4374 Declare link_stabs_sections.
4376 2009-06-23 Doug Kwan <dougkwan@google.com>
4378 * Makefile.am (libgold_a_LIBADD): New.
4379 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4380 * Makefile.in: Regenerate.
4381 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4382 * configure: Regenerate.
4383 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4384 * fileread.cc: Include sys/state.h
4385 * gold.h: Declare memmem and strndup if found missing.
4386 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4388 2009-06-23 Ian Lance Taylor <iant@google.com>
4390 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4391 * configure: Rebuild.
4393 2009-06-23 Ian Lance Taylor <iant@google.com>
4396 * object.cc (Object::section_contents): Don't try to get a view if
4397 the section has length zero.
4398 (Object::handle_gnu_warning_section): If the section is empty, use
4399 the name of the section as the warning.
4401 2009-06-23 Ian Lance Taylor <iant@google.com>
4404 * stringpool.h (class Stringpool_template): Add optimize_ field.
4405 (Stringpool_template::set_optimize): New function.
4406 * stringpool.cc (Stringpool_template::Stringpool_template):
4407 Initialize optimize_ field.
4408 (Stringpool_template::set_string_offsets): Test local optimize
4409 fild rather than parameter.
4410 * layout.cc (Layout::Layout): Call set_optimize on the section
4413 2009-06-22 Ian Lance Taylor <iant@google.com>
4416 * yyscript.y: Parse TARGET.
4417 * script.cc (script_set_target): New function.
4418 * script-c.h (script_set_target): Declare.
4419 * options.cc (General_options::string_to_object_format): Rename
4420 from string_to_object_format in anonymous namespace. Change
4422 * options.h (class General_options): Declare
4423 string_to_object_format.
4425 2009-06-22 Ian Lance Taylor <iant@google.com>
4427 * script-sections.cc (Script_sections::create_segments): Don't put
4428 program headers in a PT_LOAD segment if -n or -N.
4430 2009-06-22 Ian Lance Taylor <iant@google.com>
4433 * options.h (class General_options): Add -z lazy and -z now. Sort
4434 -z options into alphabetical order.
4435 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4437 2009-06-21 Ian Lance Taylor <iant@google.com>
4439 * layout.cc (Layout::make_output_section): Call
4440 Target::new_output_section.
4441 (Layout::attach_allocated_section_to_segment): Put large section
4442 sections in a separate load segment with the large segment flag
4444 (Layout::segment_precedes): Sort large data segments after other
4446 (align_file_offset): New static function.
4447 (Layout::set_segment_offsets): Use align_file_offset.
4448 * output.h (class Output_section): Add is_small_section_ and
4449 is_large_section_ fields.
4450 (Output_section::is_small_section): New function.
4451 (Output_section::set_is_small_section): New function.
4452 (Output_section::is_large_section): New function.
4453 (Output_section::set_is_large_section): New function.
4454 (Output_section::is_large_data_section): New function.
4455 (class Output_segment): Add is_large_data_segment_ field.
4456 (Output_segment::is_large_data_segment): New function.
4457 (Output_segment::set_is_large_data_segment): New function.
4458 * output.cc (Output_section::Output_section): Initialize new
4460 (Output_segment::Output_segment): Likewise.
4461 (Output_segment::add_output_section): Add assertion that large
4462 data sections always go in large data segments. Force small data
4463 sections to the end of the list of data sections. Force small BSS
4464 sections to the start of the list of BSS sections. For large BSS
4465 sections to the end of the list of BSS sections.
4466 * symtab.h (class Symbol): Declare is_common_shndx.
4467 (Symbol::is_defined): Check Symbol::is_common_shndx.
4468 (Symbol::is_common): Likewise.
4469 (class Symbol_table): Define enum Commons_section_type. Update
4470 declarations. Add small_commons_ and large_commons_ fields.
4471 * symtab.cc (Symbol::is_common_shndx): New function.
4472 (Symbol_table::Symbol_table): Initialize new fields.
4473 (Symbol_table::add_from_object): Put small and large common
4474 symbols in the right list.
4475 (Symbol_table::sized_finalized_symbol): Check
4476 Symbol::is_common_shndx.
4477 (Symbol_table::sized_write_globals): Likewise.
4478 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4479 common symbol lists. Don't call do_allocate_commons_list if the
4481 (Symbol_table::do_allocate_commons_list): Remove is_tls
4482 parameter. Add comons_section_type parameter. Change all
4483 callers. Handle small and large common symbols.
4484 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4485 Symbol::is_common_shndx.
4486 * resolve.cc (symbol_to_bits): Likewise.
4487 * target.h (Target::small_common_shndx): New function.
4488 (Target::small_common_section_flags): New function.
4489 (Target::large_common_shndx): New function.
4490 (Target::large_common_section_flags): New function.
4491 (Target::new_output_section): New function.
4492 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4493 small_common_section_flags, and large_common_section_flags
4495 (Target::do_new_output_section): New virtual function.
4496 * arm.cc (Target_arm::arm_info): Initialize new fields.
4497 * i386.cc (Target_i386::i386_info): Likewise.
4498 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4500 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4501 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4502 (Target_x86_64::do_new_output_section): New function.
4503 * configure.ac: Define conditional MCMODEL_MEDIUM.
4504 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4505 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4506 (large_LDFLAGS): Define.
4507 * testsuite/large.c: New file.
4508 * testsuite/testfile.cc (Target_test::test_target_info):
4509 Initialize new fields.
4510 * configure, testsuite/Makefile.in: Rebuild.
4512 2009-06-05 Doug Kwan <dougkwan@google.com>
4514 * Makefile.am (CCFILES): Add target.cc.
4515 * Makefile.in: Regenerate.
4516 * i386.cc (class Target_i386): Define new virtual method to
4517 override do_is_local_label_name in parent.
4518 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4519 local symbols if --discard-locals or -X is given.
4520 * options.h (class General_options): Declare new options
4521 '--discard-locals' and '-X' for discarding locals.
4522 * target.h (class Target): Define new methods is_local_label_name.
4523 Declare new virtual method do_is_local_label_name.
4524 * target.cc: New file.
4525 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4526 (check_SCRIPTS): Add discard_locals_test.sh.
4527 (check_DATA): Add discard_local_tests.syms.
4528 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4529 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4530 * testsuite/Makefile.in: Regenerate.
4531 * testsuite/discard_locals_test.c: New file.
4532 * testsuite/discard_locals_test.sh: Same.
4534 2009-06-05 Doug Kwan <dougkwan@google.com>
4536 * object.cc (Sized_relobj::Sized_relobj): Initialize
4537 discarded_eh_frame_shndx_ to -1U.
4538 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4540 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4541 a discarded .eh_frame section.
4542 (Sized_relobj::do_finalize_local_symbols): Ditto.
4543 * object.h (class Sized_relobj): Declare new member
4544 discarded_eh_frame_shndx_.
4545 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4546 (local_labels_test.o, local_labels_test): New rules.
4547 * testsuite/Makefile.in: Regenerate.
4549 2009-06-04 Doug Kwan <dougkwan@google.com>
4551 * layout.cc (Layout::section_name_mapping): Add mapping for
4552 special ARM sections.
4554 2009-06-03 Doug Kwan <dougkwan@google.com>
4556 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4557 (utils::has_overflow): Same.
4559 2009-06-03 Ian Lance Taylor <iant@google.com>
4561 * layout.cc (Layout::section_name_mapping): New array, replacing
4562 Layout::linkonce_mapping.
4563 (Layout::section_name_mapping_count): New variable, replacing
4564 Layout::linkonce_mapping_count.
4565 (Layout::linkonce_output_name): Remove.
4566 (Layout::output_section_name): Rewrite.
4567 * layout.h (class Layout): Rename Linkonce_mapping to
4568 Section_name_mapping, linkonce_mapping to section_name_mapping,
4569 linkonce_mapping_count to section_name_mapping_count. Don't
4570 declare linkonce_output_name.
4572 2009-06-03 Doug Kwan <dougkwan@google.com>
4574 * gold/arm.cc (namespace utils): New.
4575 (Target_arm::reloc_is_non_pic): Define new method.
4576 (class Arm_relocate_functions): New.
4577 (Target_arm::Relocate::relocate): Handle relocation types used by
4580 2009-06-03 Ian Lance Taylor <iant@google.com>
4582 * arm.cc (Target_arm::scan::global): Use || instead of |.
4584 2009-06-02 Doug Kwan <dougkwan@google.com>
4586 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4587 issued_non_pic_error_.
4588 (class Target_arm::Scan): Declare new method check_non_pic.
4589 Define new method symbol_needs_plt_entry.
4590 Declare new data member issued_non_pic_error_.
4591 (class Target_arm::Relocate): Declare new method
4592 should_apply_static_reloc.
4593 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4594 (Target_arm::Scan::check_non_pic): Define new method.
4595 (Target_arm::Scan::local): Handle a small subset of reloc types used
4597 (Target_arm::Scan::local): Same.
4598 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4600 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4602 * incremental.cc (Incremental_inputs::report_command_line): Filter
4603 out --incremental-* options.
4605 2009-05-29 Doug Kwan <dougkwan@google.com>
4607 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4609 (class Target_arm): Update comment.
4610 (Target_arm::Target_arm): Initialize new data members GOT_,
4611 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4612 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4613 and Target_arm::rel_dyn_section.
4614 Declare new_enum Target_arm::Got_type.
4615 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4617 Update commments for member do_dynsym_value.
4618 (Target_arm::got_size, Target_arm::plt_section,
4619 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4620 new methods inside class defintion.
4621 (Target_arm::got_section): Define new method.
4622 (Target_arm::rel_dyn_section): Same.
4623 (Output_data_plt_arm): New template class.
4624 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4625 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4626 (Output_data_plt_arm::add_entry): Same.
4627 (Output_data_plt_arm::first_plt_entry): Define new
4628 static data member for PLT instruction template.
4629 (Output_data_plt_arm::plt_entry): Same.
4630 (Output_data_plt_arm::do_write): Define new method.
4631 (Target_arm::make_plt_entry): Same.
4632 (Target_arm::do_finalize_sections): Same.
4633 (Target_arm::do_dynsym_value): Same.
4635 2009-05-28 Doug Kwan <dougkwan@google.com>
4637 * Makefile.am (TARGETSOURCES): Add arm.cc.
4638 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4639 * Makefile.in: Regenerate.
4641 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4643 2009-05-26 Doug Kwan <dougkwan@google.com>
4645 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4646 (General_options::check_excluded_libs): Strip off directories in
4647 archive name before matching like GNU ld does.
4648 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4649 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4650 (exclude_libs_test_LDFLAGS): Add linker option
4651 -Wl,--exclude-libs,libexclude_libs_test_3
4652 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4653 an explicit archive without using -l.
4654 (alt/libexclude_libs_test_3.a): New make rule.
4655 * testsuite/Makefile.in: Regenerate.
4656 * testsuite/exclude_libs_test.c : Declare lib3_default().
4658 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4659 * exclude_libs_test_3.c: New file.
4661 2009-05-26 Nick Clifton <nickc@redhat.com>
4663 * po/id.po: New Indonesian translation.
4664 * po/gold.pot: Updated template file.
4666 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4668 * testsuite/Makefile.am: Add -ffunction-sections to compile
4669 gc_comdat_test files. Add -Wl,--gc-sections to build
4671 * testsuite/Makefile.in: Regenerate.
4672 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4674 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4676 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4677 kept comdat section was garbage collected.
4678 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4679 * testsuite/Makefile.in: Regenerate.
4680 * testsuite/gc_comdat_test.sh: New file.
4681 * testsuite/gc_comdat_test_1.cc: New file.
4682 * testsuite/gc_comdat_test_2.cc: New file.
4684 2009-05-19 Doug Kwan <dougkwan@google.com>
4686 * archive.cc (Archive::Archive): Move constructor from archive.h
4687 to here. Initialize no_export_.
4688 (Archive::get_elf_object_for_member): Set no_export flag of object.
4689 * archive.h (Archive::Archive): Move constructor body to
4691 (Archive::no_export): New method.
4692 (Archive::no_export_): New field.
4693 * object.h (Object::Object): Initialize no_export_ to false.
4694 (Object::no_export, Object::set_no_export): New methods.
4695 (Object::no_export_): New field.
4696 * options.cc (General_options::parse_exclude_libs): New method.
4697 (General_options::check_excluded_libs) Same.
4698 * options.h (exclude_libs): New option.
4699 (General_options::check_excluded_libs): New method declaration.
4700 (General_options::excluded_libs_): New field.
4701 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4702 default or protected visibility if an object has no-export flag set.
4703 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4704 (check_SCRIPTS): Add exclude_libs_test.sh.
4705 (check_DATA): Add exclude_libs_test.syms.
4706 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4707 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4708 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4709 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4710 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4711 libexclude_libs_test_2.a): New rules.
4712 * testsuite/Makefile.in: Regenerate.
4713 * testsuite/exclude_libs_test.c: New file.
4714 * testsuite/exclude_libs_test.sh: Ditto.
4715 * testsuite/exclude_libs_test_1.c: Ditto.
4716 * testsuite/exclude_libs_test_2.c: Ditto.
4718 2009-05-15 Ian Lance Taylor <iant@google.com>
4720 * configure.ac: Check for declarations for cases where libiberty.h
4721 checks HAVE_DECL_xxx.
4722 * configure, config.in: Rebuild.
4724 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4726 * gold.h (Incremental_argument_list): Remove (invalid) forward
4728 * incremental.cc (Incremental_inputs::report_achive): New method.
4729 (Incremental_inputs::report_object): New method.
4730 (Incremental_inputs::report_script): New method.
4731 (Incremental_inputs::finalize_inputs): New method.
4732 (Incremental_inputs::finalize): Call finalize_inputs().
4733 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4734 Create inputs entries.
4735 * incremental.h (Incremental_input_type): New enum.
4736 (Incremental_inputs::Incremental_input): Initialize new fields.
4737 (Incremental_inputs::report_inputs): New method.
4738 (Incremental_inputs::report_achive): New method.
4739 (Incremental_inputs::report_object): New method.
4740 (Incremental_inputs::report_script): New method.
4741 (Incremental_inputs::finalize_inputs): New method.
4742 (Incremental_inputs::Input_info): New struct.
4743 (Incremental_inputs::Input_info_map): New typedef.
4744 (Incremental_inputs::lock_): New field.
4745 (Incremental_inputs::Inputs_): New field.
4746 (Incremental_inputs::Inputs_map): New field.
4747 * main.cc (main): Call Incremental_input::report_inputs.
4748 * options.h (Input_argument_list): Typedef moved from
4750 (Input_file_group::Files): Remove, use ::Input_argument_list.
4751 (Input_file_group::Input_argument_list): Remove, use
4752 ::Input_argument_list.
4753 * plugin.cc (Plugin_manager::add_input_file): Add error in
4755 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4757 * script.cc (read_input_script): Call
4758 Incremental_input::report_script.
4759 * script.h (Script_info): New class.
4761 2009-04-27 Ian Lance Taylor <iant@google.com>
4763 * x86_64.cc (do_adjust_output_section): Set entsize to
4766 2009-04-23 Elliott Hughes <enh@google.com>
4768 * output.cc (Output_file::close): After short writes, continue
4769 writing from the correct offset in the buffer being written.
4771 2009-04-23 Chris Demetriou <cgd@google.com>
4773 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4774 * configure: Regenerate.
4775 * config.in: Regenerate.
4776 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4777 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4779 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4781 * incremental.cc (Incremental_inputs_header_data): Renamed from
4782 Incremental_input_header_data.
4783 (Incremental_inputs_header_data::data_size): New field.
4784 (Incremental_inputs_header_data::put_input_file_count): Renamed
4785 from input_file_count.
4786 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4787 from command_line_offset.
4788 (Incremental_inputs_header_data::put_reserved): Renamed from
4790 (Incremental_inputs_entry_data): Renamed from
4791 Incremental_input_entry_data.
4792 (Incremental_inputs_entry_data::data_size): New field.
4793 (Incremental_inputs::report_command_line): New method.
4794 (Incremental_inputs::finalize): New method.
4795 (Incremental_inputs::create_incremental_inputs_data): New method.
4796 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4797 * incremental.h: New file.
4798 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4799 (Layout::finalize): Create incremental inputs section in
4801 (Layout::create_incremental_info_sections): New method.
4802 * layout.h (Layout::incremental_inputs): New method.
4803 (Layout::create_incremental_info_sections): New method.
4804 (Layout::incremental_inputs_): New field.
4805 * main.cc (main): Notify Incremental_input of the command line.
4807 2009-04-01 Ian Lance Taylor <iant@google.com>
4808 Mikolaj Zalewski <mikolajz@google.com>
4810 * gold.h (reserve_unordered_map): Define, three versions, one for
4811 each version of Unordered_map.
4812 * layout.cc (Layout::Layout): Remove options parameter. Add
4813 number_of_input_files parameter. Don't initialize options_.
4814 Initialize number_of_input_files_ and resized_signatures_. Move
4815 sections_are_attached_.
4816 (Layout::layout_group): Reserve space for group_signatures_.
4817 (Layout::find_or_add_kept_section): Change name parameter to be a
4818 reference. Resize signatures_ map when it gets large enough.
4819 (Layout::layout_eh_frame): Use parameters->options() instead of
4821 (Layout::make_output_section): Likewise.
4822 (Layout::attach_allocated_section_to_segment): Likewise.
4823 (Layout::finalize, Layout::create_executable_stack): Likewise.
4824 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4825 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4826 * layout.h (class Layout): Update declarations. Remove options_
4827 field. Add number_of_input_files_ and resized_signatures_
4828 fields. Move sections_are_attached_ field.
4829 * main.cc (main): Pass number of input files to Layout
4830 constructor. Don't pass options.
4832 2009-03-30 Ian Lance Taylor <iant@google.com>
4834 * ffsll.c (ffsll): Correct implementation.
4836 2009-03-27 Ian Lance Taylor <iant@google.com>
4838 * ffsll.c: New file.
4839 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4840 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4841 * ftruncate.c (ftruncate): Declare before definition.
4842 * mremap.c (mremap): Likewise.
4843 * pread.c (pread): Likewise.
4844 * configure, Makefile.in, config.in: Rebuild.
4846 * mremap.c: New file.
4847 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4848 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4849 (mremap): Declare if HAVE_MREMAP is not defined.
4850 * configure, Makefile.in, config.in: Rebuild.
4852 2009-03-27 Cary Coutant <ccoutant@google.com>
4854 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4855 position independent.
4856 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4857 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4859 2009-03-24 Cary Coutant <ccoutant@google.com>
4861 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4863 (needs_dynamic_reloc): Likewise.
4865 2009-03-24 Ian Lance Taylor <iant@google.com>
4867 * yyscript.y (file_cmd): Recognize EXTERN.
4868 (extern_name_list, extern_name_list_body): New nonterminals.
4869 * script.cc (script_add_extern): Define.
4870 * script-c.h (script_add_extern): Declare.
4872 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4874 * object.cc (is_elf_object): Define.
4875 * object.h (is_elf_object): Declare.
4876 * archive.cc (Archive::get_elf_object_for_member): Call
4878 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4880 2009-03-24 Elliott Hughes <enh@google.com>
4882 * output.cc (Output_file::map_anonymous): Define.
4883 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4884 try an anonymous one. Report the size if the mmap fails.
4885 * output.h (class Output_file): Declare map_anonymous.
4887 2009-03-24 Ian Lance Taylor <iant@google.com>
4889 * target-select.cc (instantiate_target): Don't acquire the lock if
4890 the instantiated_target_ field has already been set.
4892 2009-03-23 Ian Lance Taylor <iant@google.com>
4894 * gold-threads.h (class Initialize_lock): Define.
4895 * gold-threads.cc (class Initialize_lock_once): Define.
4896 (initialize_lock_control): New static variable.
4897 (initialize_lock_pointer): New static variable.
4898 (initialize_lock_once): New static function.
4899 (Initialize_lock::Initialize_lock): Define.
4900 (Initialize_lock::initialize): Define.
4901 * target-select.h: Include "gold-threads.h".
4902 (class Target_selector): Add lock_ and initialize_lock_ fields.
4903 Don't define instantiate_target, just declare it.
4904 * target-select.cc (Target_selector::Target_selector): Initialize
4906 (Target_selector::instantiate_target): Define.
4907 * descriptors.h: Include "gold-threads.h".
4908 (class Descriptors): Add initialize_lock_ field.
4909 * descriptors.cc (Descriptors::Descriptors): Initialize new
4911 (Descriptors::open): Use initialize_lock_ field
4912 * errors.h (class Errors): Add initialize_lock_ field.
4913 * errors.cc (Errors::Errors): Initialize new field.
4914 (Errors::initialize_lock): Use initialize_lock_ field.
4915 * powerpc.cc (class Target_selector_powerpc): Remove
4916 instantiated_target_ field. In do_recognize call
4917 instantiate_target rather than do_instantiate_target. In
4918 do_instantiate_target just allocate a new target.
4919 * sparc.cc (class Target_selector_sparc): Likewise.
4921 * freebsd.h: New file.
4922 * i386.cc: Include "freebsd.h".
4923 (Target_i386): Derive from Target_freebsd rather than
4925 (Target_selector_i386): Derive from Target_selector_freebsd rather
4926 than Target_selector.
4927 * x86_64.cc: Include "freebsd.h".
4928 (Target_x86_64): Derive from Target_freebsd rather than
4930 (Target_selector_x86_64): Derive from Target_selector_freebsd
4931 rather than Target_selector.
4932 * target.h (class Target): Add adjust_elf_header and
4933 do_adjust_elf_header.
4934 * output.cc (Output_file_header:: do_sized_write): Call target
4935 adjust_elf_header routine.
4936 * configure.tgt: Set targ_osabi.
4937 * configure.ac: Define GOLD_DEFAULT_OSABI.
4938 * parameters.cc (Parameters::default_target): Pass
4939 GOLD_DEFAULT_OSABI to select_target.
4940 * target-select.h (class Target_selector): Make instantiate_target
4941 protected rather than private.
4942 * Makefile.am (HFILES): Add freebsd.h.
4943 * configure, Makefile.in, config.in: Rebuild.
4945 * merge.cc (do_add_input_section): Correct pend value. Change
4946 message about last entry not being null terminated from error to
4949 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4951 * incremental.cc: New file.
4952 * Makefile.am (CCFILES): Add incremental.cc.
4953 * Makefile.in: Rebuild.
4955 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4957 * layout.cc (Layout::output_section_name): Preserve names
4958 of '.note.' sections.
4960 2009-03-19 Ian Lance Taylor <iant@google.com>
4962 * descriptors.cc (Descriptors::open): Check that the options are
4963 valid before using them.
4965 2009-03-18 Ian Lance Taylor <iant@google.com>
4967 * script-sections.h: Include <list>.
4968 (class Script_sections): Change Sections_elements from std::vector
4969 to std::list. Typedef public Elements_iterator. Add
4970 orphan_section_placement_, data_segment_align_start_, and
4971 saw_data_segment_align_ fields. Remove data_segment_align_index_
4973 * script-sections.cc (class Orphan_section_placement): New class.
4974 (class Sections_element): Add virtual functions is_relro and
4975 orphan_section_init. Remove virtual function place_orphan_here.
4976 (class Output_section_definition): Add is_relro and
4977 orphan_section_init. Remove place_orphan_here.
4978 (class Orphan_output_section): Likewise.
4979 (Script_sections::Script_sections): Update for field changes.
4980 (Script_sections::data_segment_align): Set saw_data_segment_align_
4981 and data_segment_align_start_, not data_segment_align_index.
4982 (Script_sections::data_segment_relro_end): Check
4983 saw_data_segment_align_. Use data_segment_align_start_ rather
4984 than data_segment_align_index_.
4985 (Script_sections::place_orphan): Rewrite to use
4986 Orphan_section_placement.
4988 2009-03-17 Ian Lance Taylor <iant@google.com>
4990 * archive.cc (Archive::add_symbols): Check for a version attached
4991 to the symbol name in the archive map.
4992 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4993 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4994 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4995 (ver_test_11.a): New target.
4996 * testsuite/Makefile.in: Rebuild.
4998 * configure.ac: Check for chsize and posix_fallocate. Replace
5000 * ftruncate.c: New file, from gnulib.
5001 * output.cc (posix_fallocate): Define dummy version if not
5002 HAVE_POSIX_FALLOCATE.
5003 (Output_file::map): Call posix_fallocate rather than lseek and
5005 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5006 * configure, Makefile.in, config.in: Rebuild.
5008 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
5010 * layout.h (Layout::create_note): Add section_name parameter.
5011 * layout.cc (Layout::create_note): Likewise.
5012 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
5014 2009-03-17 Ian Lance Taylor <iant@google.com>
5016 * descriptors.cc: Include "options.h".
5017 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5018 (Descriptors::open): Always use O_CLOEXEC when opening a new
5019 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5020 then set FD_CLOEXEC.
5022 * sparc.cc (class Target_sparc): Add has_got_section.
5023 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5024 make sure we have a GOT section.
5026 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5027 (Target_sparc::Scan::local): Likewise.
5028 (Target_sparc::Scan::global): Likewise.
5029 (Target_sparc::Relocate::relocate): Likewise.
5030 (Target_sparc::Relocate::relocate_tls): Likewise.
5032 * symtab.cc (Symbol_table::define_default_version): New function,
5033 broken out of add_from_object.
5034 (Symbol_table::add_from_object): Call define_default_version.
5035 (Symbol_table::define_special_symbol): Add resolve_oldsym
5036 parameter. Change all callers. If the version for a symbol comes
5037 from a version script, resolve it with the symbol with the same
5038 name with no version. Also add the symbol without a version if
5040 (do_define_in_output_data): If resolving with oldsym, don't delete
5042 (do_define_in_output_segment): Likewise.
5043 (do_define_as_constant): Likewise.
5044 * symtab.h (class Symbol_table): Update declarations.
5046 2009-03-13 Ian Lance Taylor <iant@google.com>
5048 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5049 (Read_symbols::requeue): New function.
5050 (Read_symbols::do_read_symbols): If make_elf_object fails because
5051 the target type is not configured, and the file was searched for,
5052 issue a warning and retry with the next directory.
5053 (Add_symbols::run): If the file has an incompatible format, and
5054 it was searched for, requeue the Read_symbols task. On error,
5056 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5057 dirindex parameter to constructor. Change all callers. Declare
5058 incompatible_warning and requeue.
5059 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5060 input_argument_ and input_group_ fields. Add them to
5061 constructor. Change all callers.
5062 (class Read_script): Add dirindex_ field. Add it to constructor.
5064 * archive.cc (Archive::setup): Remove input_objects parameter.
5066 (Archive::get_file_and_offset): Likewise.
5067 (Archive::read_all_symbols): Likewise.
5068 (Archive::read_symbols): Likewise.
5069 (Archive::get_elf_object_for_member): Remove input_objects
5070 parameter. Add punconfigured parameter. Change all callers.
5071 (Archive::add_symbols): Change return type to bool. Check return
5072 value of include_member.
5073 (Archive::include_all_members): Likewise.
5074 (Archive::include_member): Change return type to bool. Return
5075 false if first included object has incompatible target. Set
5076 included_member_ field.
5077 (Add_archive_symbols::run): If add_symbols returns false, requeue
5079 * archive.h (class Archive): Add included_member_ field.
5080 Initialize it in constructor. Add input_file and searched_for
5081 methods. Update declarations.
5082 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5083 input_argument_ fields. Add them to constructor. Change all
5085 * script.cc: Include "target-select.h".
5086 (class Parser_closure): Add skip_on_incompatible_target_ and
5087 found_incompatible_target_ fields. Add
5088 skip_on_incompatible_target parameter to constructor. Change all
5089 callers. Add methods skip_on_incompatible_target,
5090 clear_skip_on_incompatible_target, found_incompatible_target, and
5091 set_found_incompatible_target.
5092 (read_input_script): Add dirindex parameter. Change all callers.
5093 If parser finds an incompatible target, requeue Read_symbols
5095 (script_set_symbol): Clear skip_on_incompatible_target in
5097 (script_add_assertion, script_parse_option): Likewise.
5098 (script_start_sections, script_add_phdr): Likewise.
5099 (script_check_output_format): New function.
5100 * script.h (read_input_script): Update declaration.
5101 * script-c.h (script_check_output_format): Declare.
5102 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5103 (ignore_cmd): Remove OUTPUT_FORMAT.
5104 * fileread.cc (Input_file::Input_file): Add explicit this.
5105 (Input_file::will_search_for): New function.
5106 (Input_file::open): Add pindex parameter. Change all callers.
5107 * fileread.h (class Input_file): Add input_file_argument method.
5108 Declare will_search_for. Update declarations.
5109 * object.cc (make_elf_object): Add punconfigured parameter.
5111 * object.h (class Object): Make input_file public. Add
5112 searched_for method.
5113 (make_elf_object): Update declaration.
5114 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5116 * dirsearch.h (class Dirsearch): Update declaration.
5117 * options.h (class General_options): Add --warn-search-mismatch.
5118 * parameters.cc (Parameters::is_compatible_target): New function.
5119 * parameters.h (class Parameters): Declare is_compatible_target.
5120 * workqueue.cc (Workqueue::add_blocker): New function.
5121 * workqueue.h (class Workqueue): Declare add_blocker.
5123 * fileread.cc (Input_file::open): Remove options parameter.
5125 (Input_file::open_binary): Likewise.
5126 * script.cc (read_input_script): Likewise.
5127 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5128 options parameter from constructor. Change all callers.
5129 (class Read_script): Likewise.
5130 * fileread.h (class Input_file): Update declarations.
5131 * script.h (read_input_script): Update declaration.
5133 2009-03-10 Nick Clifton <nickc@redhat.com>
5135 * po/es.po: New Spanish translation.
5137 2009-03-06 Cary Coutant <ccoutant@google.com>
5139 * options.cc (parse_short_option): Keep dash_z from registering itself.
5141 2009-03-03 Ian Lance Taylor <iant@google.com>
5144 * target-reloc.h (relocate_section): Pass output_section to
5146 * i386.cc (Target_i386::should_apply_static_reloc): Add
5147 output_section parameter. Change all callers.
5148 (Target_i386::Relocate::relocate): Add output_section parameter.
5149 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5150 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5151 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5152 * testsuite/two_file_shared.sh: New script.
5153 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5154 (check_DATA): Add two_file_shared.dbg.
5155 (two_file_shared.dbg): New target.
5156 * testsuite/Makefile.in: Rebuild.
5158 2009-03-01 Ian Lance Taylor <iant@google.com>
5160 * configure.ac: Check for byteswap.h.
5161 * configure: Rebuild.
5162 * config.in: Rebuild.
5164 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5166 * layout.cc (Layout::find_or_add_kept_section): New function.
5167 (Layout::add_comdat): Removed.
5168 * layout.h (struct Kept_section): Move out of class Layout.
5169 Remove trailing underscores from field names. Add group_sections
5170 field. Rename group_ field to is_group. Change all uses.
5171 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5172 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5173 comdat_groups_ field.
5174 (Sized_relobj::include_section_group): Use
5175 find_or_add_kept_section and Kept_section::group_sections.
5176 (Sized_relobj::include_linkonce_section): Likewise.
5177 * object.cc (class Sized_relobj): Don't define Comdat_group or
5178 Comdat_group_table. Remove find_comdat_group and
5179 add_comdat_group. Remove comdat_groups_ field.
5180 * plugin.cc (include_comdat_group): Use
5181 Layout::find_or_add_kept_section.
5183 2009-02-28 Ian Lance Taylor <iant@google.com>
5185 * README: --gc-sections and map files are now supported. Document
5186 some build requirements.
5189 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5190 relocatable link set the value of the section symbol to zero.
5191 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5192 relocatable link don't include the section address in the local
5195 2009-02-27 Ian Lance Taylor <iant@google.com>
5198 * options.h (class Search_directory): Add is_system_directory.
5199 (class General_options): Declare is_in_system_directory.
5200 * options.cc (get_relative_sysroot): Make static.
5201 (get_default_sysroot): Make static.
5202 (General_optoins::is_in_system_directory): New function.
5203 * fileread.cc (Input_file::is_in_system_directory): New function.
5204 * fileread.h (class Input_file): Declare is_in_system_directory.
5205 * object.h (class Object): Add is_in_system_directory.
5206 (class Input_objects): Remove system_library_directory_ field.
5207 * object.cc (Input_objects::add_object): Don't set
5208 system_library_directory_.
5209 (input_objects::found_in_system_library_directory): Remove.
5210 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5211 parameter. Change all callers.
5212 (Symbol_table::sized_write_globals): Likewise.
5213 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5214 Call Object::is_in_system_directory.
5215 * symtab.h (class Symbol_table): Update declarations.
5218 * descriptors.h (Open_descriptor): Add is_on_stack field.
5219 * descriptors.cc (Descriptors::open): If the descriptor is on the
5220 top of the stack, remove it. Initialize is_on_stack field.
5221 (Descriptors::release): Only add pod to stack if it is not on the
5223 (Descriptors::close_some_descriptor): Clear stack_next and
5227 * output.cc (Output_section::find_starting_output_address): Rename
5228 from starting_output_address; add PADDR parameter; change return
5230 * output.h (class Output_section): Declare
5231 find_starting_output_address instead of starting_output_address.
5232 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5233 section symbol for which we can't find a merge section.
5236 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5237 hidden or internal, force the symbol to be local.
5238 * resolve.cc (Symbol::override_visibility): Define.
5239 (Symbol::override_base): Use override_visibility.
5240 (Symbol_table::resolve): Likewise.
5241 (Symbol::override_base_with_special): Likewise.
5242 (Symbol_table::override_with_special): If the visibility is hidden
5243 or internal, force the symbol to be local.
5244 * symtab.h (class Symbol): Add set_visibility and
5245 override_visibility.
5246 * testsuite/ver_test_1.sh: New file.
5247 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5248 (check_DATA): Add ver_test_1.syms.
5249 (ver_test_1.syms): New target.
5250 * testsuite/Makefile.in: Rebuild.
5252 2009-02-25 Cary Coutant <ccoutant@google.com>
5254 * layout.cc (Layout::choose_output_section): Don't rename sections
5255 when using a linker script that has a SECTIONS clause.
5256 * Makefile.in: Regenerate.
5258 * testsuite/Makefile.am (script_test_5.sh): New test case.
5259 * testsuite/Makefile.in: Regenerate.
5260 * testsuite/script_test_5.cc: New file.
5261 * testsuite/script_test_5.sh: New file.
5262 * testsuite/script_test_5.t: New file.
5264 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
5266 * archive.cc (Archive::include_member): Update calls to add_symbols.
5267 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5268 the Layout argument.
5269 * dynobj.h (do_add_symbols): Add the Layout argument.
5270 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5272 * object.h (Object::add_symbols): Add the Layout argument.
5273 (Object::do_add_symbols): Add the Layout argument.
5274 (Sized_relobj::do_add_symbols): Add the Layout argument.
5275 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5276 Unify the two versions.
5277 (Add_plugin_symbols): Remove.
5278 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5279 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5280 (Add_plugin_symbols): Remove.
5281 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5282 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5283 (Add_symbols::run): Make it work with Pulginobj.
5285 2009-02-06 Ian Lance Taylor <iant@google.com>
5287 * object.cc (Sized_relobj::do_layout): Make info message start
5288 with lower case letter.
5290 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5292 * binary.cc: Fix file comment.
5294 * options.h (enum Incremental_disposition): Define.
5295 (class General_options): Add new options: --incremental,
5296 --incremental_changed, --incremental_unchanged,
5297 --incremental_unknown. Add incremental_disposition_ and
5298 implicit_incremental_ fields.
5299 (General_options::incremental_disposition): New function.
5300 (class Position_dependent_options): Add incremental_disposition
5302 (Position_dependent_options::copy_from_options): Set incremental
5304 * options.cc (General_options::parse_incremental_changed): New
5306 (General_options::parse_incremental_unchanged): New function.
5307 (General_options::parse_incremental_unknown): New function.
5308 (General_options::General_options): Initialize new fields
5309 incremental_disposition_ and implicit_incremental_.
5310 (General_options::finalize): Check for uasge of --incremental-*
5311 without --incremental.
5313 2009-02-06 Chris Demetriou <cgd@google.com>
5315 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5316 pointer and to report location as the file name associated with
5318 (gold_undefined_symbol_at_location): New function to replace the
5319 old gold_undefined_symbol functionality.
5320 * target-reloc.h (relocate_section): Update to use
5321 gold_undefined_symbol_at_location.
5322 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5323 Call gold_undefined_symbol function rather than gold_error.
5324 * errors.h (Errors::undefined_symbol): Take location as a
5325 string, rather than calculating it from a relocation.
5326 * errors.cc (Errors::fatal): Print "fatal error:" before the
5328 (Errors::error, Errors::error_at_location): Print "error: "
5329 before the formatted message.
5330 (Errors::undefined_symbol): Take location as a string, rather
5331 than calculating it from a relocation.
5332 (gold_undefined_symbol_at_location): New function akin to
5333 old gold_undefined_symbol, calculates location from relocation.
5334 (gold_undefined_symbol): Change to take only a Symbol pointer
5335 and to report location as the file name associated with the symbol.
5336 * testsuite/debug_msg.sh: Update for changed error messages.
5337 * testsuite/undef_symbol.sh: Likewise.
5339 2009-02-04 Duncan Sands <baldrick@free.fr>
5342 * reduced_debug_output.h
5343 (Output_reduced_debug_abbrev_section::failed): Use format for
5345 (Output_reduced_debug_info_section::faild): Likewise.
5347 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5349 * script.cc (Lazy_demangler): New class.
5350 (Version_script_info::get_symbol_version_helper): Demangle a
5353 2009-01-29 Cary Coutant <ccoutant@google.com>
5355 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5357 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5359 2009-01-28 Ian Lance Taylor <iant@google.com>
5361 * version.cc (version_string): Bump to 1.9.
5363 * gold.h: Include <cstring> and <stdint.h>.
5364 * version.cc: Include <cstdio>.
5365 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5367 * reduced_debug_output.cc (insert_into_vector): Rename from
5368 Insert_into_vector; change all callers. Use Swap_unaligned to
5369 avoid aliasing issue; remove union since it is unnecessary.
5371 2009-01-27 Sriraman Tallam <tmsriram@google.com>
5373 * Makefile.am (CCFILES): Add gc.cc.
5375 * Makefile.in: Regenerate.
5376 * gold.cc (Gc_runner): New class.
5377 (queue_initial_tasks): Call garbage collection related tasks
5378 when corresponding options are invoked.
5379 (queue_middle_gc_tasks): New function.
5380 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5381 processed early before laying out sections during garbage collection.
5382 * gold.h (queue_middle_gc_tasks): New function.
5383 (is_prefix_of): Move from "layout.cc".
5384 * i386.cc (Target_i386::gc_process_relocs): New function.
5385 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5386 * main.cc (main): Create object of class "Garbage_collection".
5387 * object.cc (Relobj::copy_symbols_data): New function.
5388 (Relobj::is_section_name_included): New function.
5389 (Sized_relobj::do_layout): Allow this function to be called twice
5390 during garbage collection and defer layout of section during the
5392 * object.h (Relobj::get_symbols_data): New function.
5393 (Relobj::is_section_name_included): New function.
5394 (Relobj::copy_symbols_data): New function.
5395 (Relobj::set_symbols_data): New function.
5396 (Relobj::get_relocs_data): New function.
5397 (Relobj::set_relocs_data): New function.
5398 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5399 (Relobj::gc_process_relocs): New function.
5400 (Relobj::do_gc_process_relocs): New pure virtual function.
5401 (Relobj::sd_): New data member.
5402 (Sized_relobj::is_output_section_offset_invalid): New function.
5403 (Sized_relobj::do_gc_process_relocs): New function.
5404 * options.h (General_options::gc_sections): Modify to not be a no-op.
5405 (General_options::print_gc_sections): New option.
5406 * plugin.cc (Plugin_finish::run): Remove function call to
5407 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5408 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5409 * reloc.cc (Read_relocs::run): Add task to process relocs and
5410 determine unreferenced sections when doing garbage collection.
5411 (Gc_process_relocs): New class.
5412 (Sized_relobj::do_gc_process_relocs): New function.
5413 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5414 sections that are garbage collected.
5415 * reloc.h (Gc_process_relocs): New class.
5416 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5417 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5418 symbols whose corresponding sections are garbage collected.
5419 (Symbol_table::Symbol_table): Add new parameter for the garbage
5421 (Symbol_table::gc_mark_undef_symbols): New function.
5422 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5423 (Symbol_table::gc_mark_dyn_syms): New function.
5424 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5426 (Symbol_table::add_from_object): Likewise.
5427 (Symbol_table::add_from_relobj): When building shared objects, do not
5428 treat externally visible symbols as garbage.
5429 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5430 table information for static and relocatable links.
5431 * symtab.h (Symbol_table::set_gc): New function.
5432 (Symbol_table::gc): New function.
5433 (Symbol_table::gc_mark_undef_symbols): New function.
5434 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5435 (Symbol_table::gc_mark_dyn_syms): New function.
5436 (Symbol_table::gc_): New data member.
5437 * target.h (Sized_target::gc_process_relocs): New pure virtual
5439 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5440 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5442 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5444 * options.h (General_options::gc_sections): Define as a no-op for now.
5445 (General_options::no_keep_memory): Ditto.
5446 (General_options::Bshareable): Define.
5447 * options.cc (General_options::finalize): Honor -Bshareable.
5449 2009-01-20 Andreas Schwab <schwab@suse.de>
5451 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5452 read the value in the contents, since we don't use it. Use the
5453 template endianness when writing.
5454 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5456 2009-01-19 Andreas Schwab <schwab@suse.de>
5458 * configure.tgt (powerpc64-*): Fix targ_obj.
5460 2009-01-15 Ian Lance Taylor <iant@google.com>
5462 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5463 local symbols when stripping all symbols.
5465 2009-01-14 Cary Coutant <ccoutant@google.com>
5467 * output.cc (Output_reloc): Add explicit instantiations.
5469 2009-01-14 Cary Coutant <ccoutant@google.com>
5471 * archive.cc (Archive::get_elf_object_for_member): Remove call
5472 to File_read::claim_for_plugin.
5473 * descriptors.cc (Descriptors::open): Remove reference to
5475 (Descriptors::claim_for_plugin): Remove.
5476 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5477 (Descriptors::is_claimed): Remove.
5478 (claim_descriptor_for_plugin): Remove.
5479 * fileread.cc (File_read::claim_for_plugin): Remove.
5480 * fileread.h (File_read::claim_for_plugin): Remove.
5481 (File_read::descriptor): Reopen descriptor if necessary.
5482 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5483 (Plugin_manager::all_symbols_read): Add task parameter. Change
5485 (Plugin_manager::get_input_file): New function.
5486 (Plugin_manager::release_input_file): New function.
5487 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5488 corresponding data member.
5489 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5490 and pass to base constructor. Change all callers.
5491 (get_input_file, release_input_file): New functions.
5492 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5493 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5494 (Plugin_manager::all_symbols_read): Add task parameter.
5495 (Plugin_manager::get_input_file): New function.
5496 (Plugin_manager::release_input_file): New function.
5497 (Plugin_manager::task_): New data member.
5498 (Pluginobj::Pluginobj): Add filesize parameter.
5499 (Pluginobj::filename): New function.
5500 (Pluginobj::descriptor): New function.
5501 (Pluginobj::filesize): New function.
5502 (Pluginobj::filesize_): New data member.
5503 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5504 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5505 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5507 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5508 with archive libraries.
5509 * testsuite/Makefile.in: Regenerate.
5510 * testsuite/plugin_test.c (struct sym_info): New type.
5511 (get_input_file, release_input_file): New static variables.
5512 (onload): Capture new transfer vector entries.
5513 (claim_file_hook): Stop reading at end of file according to filesize.
5514 Factor out parsing of readelf output into separate function.
5515 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5516 APIs and get the source file name from the symbol table. Convert
5517 source file name to corresponding object file name. Print info
5518 message when adding new input files.
5519 (parse_readelf_line): New function.
5520 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5521 * testsuite/plugin_test_2.sh: Likewise.
5522 * testsuite/plugin_test_3.sh: Likewise.
5523 * testsuite/plugin_test_4.sh: New test case.
5525 2009-01-07 Ian Lance Taylor <iant@google.com>
5527 * version.cc (version_string): Bump to 1.8.
5529 2008-12-23 Cary Coutant <ccoutant@google.com>
5531 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5532 * plugin.cc (Plugin_manager::finish): Rename as
5533 layout_deferred_objects. Move cleanup to separate function.
5534 (Plugin_manager::cleanup): New function.
5535 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5537 * plugin.h (Plugin_manager::finish): Rename as
5538 layout_deferred_objects.
5539 (Plugin_manager::cleanup): New function.
5540 (Plugin_manager::cleanup_done): New field.
5542 2008-12-23 Cary Coutant <ccoutant@google.com>
5544 * plugin.cc (is_visible_from_outside): New function.
5545 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5546 so we don't return "IR only" status for exported symbols or -r links.
5548 * testsuite/Makefile.am (plugin_test_3): New test case.
5549 * testsuite/Makefile.in: Regenerate.
5550 * testsuite/plugin_test_3.sh: New file.
5552 2008-12-22 Cary Coutant <ccoutant@google.com>
5554 * object.cc (Sized_relobj::layout_section): New function.
5555 (Sized_relobj::do_layout): Defer layout of input sections until after
5556 plugin has provided replacement files.
5557 (Sized_relobj::do_layout_deferred_sections): New function.
5558 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5559 (Relobj::layout_deferred_sections): New function.
5560 (Relobj::do_layout_deferred_sections): New function.
5561 (Sized_relobj::do_layout_deferred_sections): New function.
5562 (Sized_relobj::layout_section): New function.
5563 (Sized_relobj::Deferred_layout): New structure.
5564 (Sized_relobj::deferred_layout_): New field.
5565 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5566 Change all callers. Layout deferred sections.
5567 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5569 (Plugin_hook::run): Move code from do_plugin_hook inline.
5570 (Plugin_hook::do_plugin_hook): Remove.
5571 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5572 (Plugin_manager::finish): Renamed, was cleanup.
5573 (Plugin_manager::should_defer_layout): New function.
5574 (Plugin_manager::add_deferred_layout_object): New function.
5575 (Plugin_manager::Deferred_layout_list): New type.
5576 (Plugin_manager::deferred_layout_objects_): New field.
5577 (Plugin_hook::do_plugin_hook): Remove.
5579 2008-12-17 Ian Lance Taylor <iant@google.com>
5581 * options.h (class General_options): Add --no case for
5584 2008-12-16 Cary Coutant <ccoutant@google.com>
5586 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5588 (Plugin_manager::claim_file): Create plugin object even if
5589 plugin did not call the add_symbols callback.
5590 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5591 asking for more symbols than were added.
5592 * testsuite/Makefile.am (plugin_test_1): Add test case with
5594 (empty.syms): New target.
5595 * testsuite/Makefile.in: Regenerate.
5596 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5597 message. Don't call add_symbols if no globals.
5598 (all_symbols_read_hook): Don't provide replacement for empty
5601 2008-12-12 Ian Lance Taylor <iant@google.com>
5603 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5604 r_type == 0 for a local symbol with r_sym == 0.
5605 (scan_relocatable_relocs): Pass r_sym to
5606 local_non_section_strategy.
5607 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5610 * configure.ac: Update test for TLS descriptors: they are
5611 supported as of glibc 2.9.
5612 * configure: Rebuild.
5614 2008-12-11 Ian Lance Taylor <iant@google.com>
5617 * target-reloc.h (Default_scan_relocatable_relocs): For each
5618 function, map r_type == 0 to RELOC_DISCARD.
5620 2008-12-10 Cary Coutant <ccoutant@google.com>
5622 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5623 object to override a kept COMDAT group from a plugin object.
5625 2008-12-09 Ian Lance Taylor <iant@google.com>
5628 * yyscript.y (file_cmd): Handle INPUT.
5630 * testsuite/initpri1.c: Change all declarations to be full
5631 prototypes by adding void, to avoid compiler warnings.
5633 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5635 * options.cc (General_options::parse_plugin_opt): New.
5636 (General_options::add_plugin): The argument now is just the filename.
5637 (General_options::add_plugin_option): New.
5638 * options.h (plugin_opt): New.
5639 (add_plugin): Change argument name.
5640 (add_plugin_option): New.
5641 * plugin.cc (Plugin::load): Don't parse the plugin option.
5642 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5643 (Plugin::add_option): New.
5644 (Plugin::args_): Change type.
5645 (Plugin::filename_): New.
5646 (Plugin_manager::add_plugin_option): New.
5647 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5648 * testsuite/Makefile.in: Regenerate.
5650 2008-12-05 Cary Coutant <ccoutant@google.com>
5652 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5653 Handle --strip-lto-sections option.
5654 * options.h (strip_lto_sections): New option.
5656 2008-12-01 Cary Coutant <ccoutant@google.com>
5658 * plugin.cc (ld_plugin_message): Change format parameter to const.
5659 Fix mismatch between new[] and delete.
5661 2008-11-14 Cary Coutant <ccoutant@google.com>
5663 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5666 2008-11-05 Craig Silverstein <csilvers@google.com>
5668 * options.cc (General_options::parse_dynamic_list): New function.
5669 * options.h (General_options): New flags dynamic_list,
5670 dynamic_list_data, dynamic_list_cpp_new, and
5671 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5672 (General_options::in_dynamic_list): New function.
5673 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5674 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5675 (Lex::can_continue_name): Likewise.
5677 (read_script_file): New parameter script_options.
5678 (read_dynamic_list): New function.
5679 (Script_options::define_dynamic_list): New function.
5680 (dynamic_list_keyword_parsecodes): New variable.
5681 (dynamic_list_keywords): New variable.
5682 * script.h (Script_options::define_dynamic_list): New function
5684 (read_dynamic_list): New function prototype.
5685 * symtab.cc (strprefix): New macro.
5686 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5687 dynamic_list_data, dynamic_list_cpp_new, and
5688 dynamic_list_cpp_typeinfo.
5689 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5690 (dynamic_list_expr): New rule.
5691 (dynamic_list_nodes): Likewise.
5692 (dynamic_list_node): Likewise.
5693 * testsuite/Makefile.am (dynamic_list): New test.
5694 * testsuite/Makefile.in: Regenerated.
5695 * testsuite/dynamic_list.t: New file.
5696 * testsuite/dynamic_list.sh: New file.
5698 2008-11-05 Craig Silverstein <csilvers@google.com>
5700 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5701 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5702 (t11_last): Likewise.
5703 * testsuite/ver_test_6.c (main): Likewise.
5705 2008-10-07 Cary Coutant <ccoutant@google.com>
5707 * options.c (General_options::finalize): Add check for -static and
5709 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5712 2008-10-02 Cary Coutant <ccoutant@google.com>
5714 * plugin.cc (make_sized_plugin_object): Fix conditional
5715 compilation to work when not all targets are enabled.
5717 2008-09-29 Cary Coutant <ccoutant@google.com>
5719 * archive.cc (Archive::get_file_and_offset): Use filename instead
5720 of name to get library path.
5721 (Archive::include_member): Unlock external member of a thin archive.
5723 * testsuite/Makefile.am (TEST_AR): New variable.
5724 (thin_archive_test_1): New test.
5725 (thin_archive_test_2): New test.
5726 * testsuite/Makefile.in: Regenerate.
5727 * testsuite/thin_archive_main.cc: New file.
5728 * testsuite/thin_archive_test_1.cc: New file.
5729 * testsuite/thin_archive_test_2.cc: New file.
5730 * testsuite/thin_archive_test_3.cc: New file.
5731 * testsuite/thin_archive_test_4.cc: New file.
5733 2008-09-29 Cary Coutant <ccoutant@google.com>
5735 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5736 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5738 (Sized_relobj::do_finalize_local_symbols): Likewise.
5739 (Sized_relobj::map_to_kept_section): Likewise.
5740 * object.h (Sized_relobj::invalid_address): New constant.
5741 (Sized_relobj::do_output_section_offset): Check for invalid_address
5743 * output.cc (Output_reloc::local_section_offset): Use constant
5744 invalid_address instead of -1U.
5745 (Output_reloc::get_address): Likewise.
5746 (Output_section::output_address): Change -1U to -1ULL.
5747 * output.h (Output_reloc::invalid_address): New constant.
5748 * reloc.cc (Sized_relobj::write_sections): Use constant
5749 invalid_address instead of -1U.
5750 (Sized_relobj::relocate_sections): Likewise.
5751 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5752 values for merge sections.
5753 * target-reloc.h (relocate_for_relocatable): Use constant
5754 invalid_address instead of -1U.
5756 2008-09-19 Cary Coutant <ccoutant@google.com>
5758 Add plugin functionality for link-time optimization (LTO).
5759 * configure.ac (plugins): Add --enable-plugins option.
5760 * configure: Regenerate.
5761 * config.in: Regenerate.
5762 * Makefile.am (LIBDL): New variable.
5763 (CCFILES): Add plugin.cc.
5764 (HFILES): Add plugin.h.
5765 (ldadd_var): Add LIBDL.
5766 * Makefile.in: Regenerate.
5768 * archive.cc: Include "plugin.h".
5769 (Archive::setup): Don't preread archive symbols when using a plugin.
5770 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5771 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5773 (Archive::include_member): Add symbols from plugin objects.
5774 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5775 * descriptors.cc (Descriptors::open): Check for file descriptors
5776 abandoned by plugins.
5777 (Descriptors::claim_for_plugin): New function.
5778 * descriptors.h (Descriptors::claim_for_plugin): New function.
5779 (Open_descriptor::is_claimed): New field.
5780 (claim_descriptor_for_plugin): New function.
5781 * fileread.cc (File_read::claim_for_plugin): New function.
5782 * fileread.h (File_read::claim_for_plugin): New function.
5783 (File_read::descriptor): New function.
5784 * gold.cc: Include "plugin.h".
5785 (queue_initial_tasks): Add task to call plugin hooks for generating
5787 * main.cc: Include "plugin.h".
5788 (main): Load plugin libraries.
5789 * object.h (Pluginobj): Declare.
5790 (Object::pluginobj): New function.
5791 (Object::do_pluginobj): New function.
5792 (Object::set_target): New function.
5793 * options.cc: Include "plugin.h".
5794 (General_options::parse_plugin): New function.
5795 (General_options::General_options): Initialize plugins_ field.
5796 (General_options::add_plugin): New function.
5797 * options.h (Plugin_manager): Declare.
5798 (General_options): Add --plugin option.
5799 (General_options::has_plugins): New function.
5800 (General_options::plugins): New function.
5801 (General_options::add_plugin): New function.
5802 (General_options::plugins_): New field.
5803 * plugin.cc: New file.
5804 * plugin.h: New file.
5805 * readsyms.cc: Include "plugin.h".
5806 (Read_symbols::do_read_symbols): Check for archive before checking
5807 for ELF file. Call plugin hooks to claim files.
5808 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5809 from a real object file; force override when processing replacement
5811 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5812 (Symbol::init_base_object): Likewise.
5813 (Symbol::init_base_output_data): Likewise.
5814 (Symbol::init_base_output_segment): Likewise.
5815 (Symbol::init_base_constant): Likewise.
5816 (Symbol::init_base_undefined): Likewise.
5817 (Symbol::output_section): Assert that object is not a plugin.
5818 (Symbol_table::add_from_pluginobj): New function.
5819 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5821 (Symbol_table::sized_write_globals): Likewise.
5822 (Symbol_table::add_from_pluginobj): Instantiate template.
5823 * symtab.h (Sized_pluginobj): Declare.
5824 (Symbol::in_real_elf): New function.
5825 (Symbol::set_in_real_elf): New function.
5826 (Symbol::in_real_elf_): New field.
5827 (Symbol_table::add_from_pluginobj): New function.
5829 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5830 (LIBDL): New variable.
5832 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5833 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5834 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5835 (MOSTLYCLEANFILES): Likewise.
5836 * testsuite/Makefile.in: Regenerate.
5837 * testsuite/plugin_test.c: New file.
5838 * testsuite/plugin_test_1.sh: New file.
5839 * testsuite/plugin_test_2.sh: New file.
5841 2008-09-16 Ian Lance Taylor <iant@google.com>
5843 * target-reloc.h (relocate_section): Check whether a symbol is
5844 defined by the ABI before reporting an undefined symbol error.
5845 * target.h (Target::is_defined_by_abi): Make parameter const.
5846 (Target::do_is_defined_by_abi): Likewise.
5847 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5848 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5849 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5850 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5851 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5852 * testsuite/Makefile.in: Rebuild.
5854 * fileread.cc (make_view): Add casts to avoid warning.
5856 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5858 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5859 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5861 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5863 * options.h (General_options::output_is_executable): New.
5864 (General_options::output_is_pie): New.
5865 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5866 for shared libraries.
5867 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5869 2008-09-11 Chris Demetriou <cgd@google.com>
5871 * options.h (origin): New -z option.
5872 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5873 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5876 2008-09-05 Cary Coutant <ccoutant@google.com>
5878 * fileread.cc (File_read::make_view): Add check for attempt to map
5881 2008-09-05 Cary Coutant <ccoutant@google.com>
5883 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5884 explicit instantiations.
5886 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5889 * options.cc (General_options::finalize): Allow undefined symbols
5890 in shlibs if linking -shared.
5893 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5894 symbols as not needing a dynsym entry.
5896 2008-08-20 Craig Silverstein <csilvers@google.com>
5898 * fileread.cc (File_read::open): Do not lock the file unless it
5899 was successfully opened.
5901 2008-08-14 Cary Coutant <ccoutant@google.com>
5903 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5904 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5905 * testsuite/tls_test.cc (struct int128): 128-bit struct
5906 for testing TLS relocs with non-zero addend.
5907 (v12): New TLS variable.
5909 (t_last): Add check for v12.
5910 * testsuite/tls_test.h (t12): New function.
5911 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5913 2008-08-13 Ian Lance Taylor <iant@google.com>
5915 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5916 set tls_segment_ or relro_segment_.
5917 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5919 * output.h (Output_section::clear_is_relro): New function.
5920 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5921 sections specially even when output_data_ is empty.
5922 (Output_segment::maximum_alignment): When first section is relro,
5923 only force alignment for PT_LOAD segments.
5924 * script.cc (script_data_segment_align): New function.
5925 (script_data_segment_relro_end): New function.
5926 * script-c.h (script_data_segment_align): Declare.
5927 (script_data_segment_relro_end): Declare.
5928 * script-sections.h (class Script_sections): Declare
5929 data_segment_align and data_segment_relro_end. Add fields
5930 segment_align_index_ and saw_relro_end_.
5931 * script-sections.cc (class Sections_element): Add set_is_relro
5932 virtual function. Add new bool* parameter to place_orphan_here.
5933 Add get_output_section virtual function.
5934 (class Output_section_definition): Add set_is_relro. Add new
5935 bool* parameter to place_orphan_here. Add get_output_section.
5936 Add is_relro_ field.
5937 (Output_section_definition::Output_section_definition): Initialize
5938 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5939 and is_relro_ fields.
5940 (Output_section_definition::place_orphan_here): Add is_relro
5942 (Output_section_definition::set_section_addresses): Set relro for
5944 (Output_section_definition::alternate_constraint): Likewise.
5945 (class Orphan_output_section): Add new bool* parameter to
5946 place_orphan_here. Add get_output_section.
5947 (Orphan_output_section::place_orphan_here): Add is_relro
5949 (Script_sections::Script_sections): Initialize
5950 data_segment_align_index_ and saw_relro_end_.
5951 (Script_sections::data_segment_align): New function.
5952 (Script_sections::data_segment_relro_end): New function.
5953 (Script_sections::place_orphan): Set or clear is_relro.
5954 (Script_sections::set_section_addresses): Force alignment of first
5956 * yyscript.y (exp): Call script_data_segment_align and
5957 script_data_segment_relro_end.
5958 * testsuite/relro_script_test.t: New file.
5959 * testsuite/relro_test.cc (using_script): Declare.
5960 (t1, t2): Test using_script.
5961 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5962 (relro_script_test_SOURCES): Define.
5963 (relro_script_test_DEPENDENCIES): Define.
5964 (relro_script_test_LDFLAGS): Define.
5965 (relro_script_test_LDADD): Define.
5966 (relro_script_test.so): New target.
5967 * testsuite/Makefile.in: Rebuild.
5969 2008-08-06 Cary Coutant <ccoutant@google.com>
5971 * archive.cc (Archive::total_archives, Archive::total_members)
5972 (Archive::total_members_loaded): New variables.
5973 (Archive::setup): Add parameter. Add option to preread
5975 (Archive::read_armap): Add counter.
5976 (Archive::get_file_and_offset): New function.
5977 (Archive::get_elf_object_for_member): New function.
5978 (Archive::read_all_symbols): New function.
5979 (Archive::read_symbols): New function.
5980 (Archive::add_symbols): Add counters.
5981 (Archive::include_all_members): Use armap to find members if it's
5983 (Archive::include_member): Skip reading symbols if already read.
5984 Factored code into Archive::get_file_and_offset and
5985 Archive::get_elf_object_for_member. Changed call to
5986 Mapfile::report_include_archive_member.
5987 (Archive::print_stats): New function.
5988 * archive.h: Declare Object and Read_symbols_data classes.
5989 (Archive::Archive): Add initializers for new members.
5990 (Archive::setup): Add parameter.
5991 (Archive::print_stats): New function.
5992 (Archive::total_archives, Archive::total_members)
5993 (Archive::total_members_loaded): New variables.
5994 (Archive::get_file_and_offset): New function.
5995 (Archive::get_elf_object_for_member): New function.
5996 (Archive::read_all_symbols): New function.
5997 (Archive::read_symbols): New function.
5998 (Archive::Archive_member): New class.
5999 (Archive::members_): New member.
6000 (Archive::num_members_): New member.
6001 * main.cc: Include archive.h.
6002 (main): Call Archive::print_stats.
6003 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6004 archive parameter; member_name is now the fully-decorated name.
6005 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6006 * options.h: (General_options): Add --preread-archive-symbols option.
6007 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6010 2008-08-04 Ian Lance Taylor <iant@google.com>
6012 * symtab.h (Symbol::use_plt_offset): New function.
6013 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6014 * powerpc.cc (Relocate::relocate): Likewise.
6015 * sparc.cc (Relocate::relocate): Likewise.
6016 * x86_64.cc (Relocate::relocate): Likewise.
6017 * testsuite/weak_plt.sh: New test.
6018 * testsuite/weak_plt_main.cc: New test.
6019 * testsuite/weak_plt_shared.cc: New test.
6020 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6021 (check_PROGRAMS): Add weak_plt.
6022 (check_DATA): Add weak_plt_shared.so.
6023 (weak_plt_main_pic.o, weak_plt): New targets.
6024 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6025 * testsuite/Makefile.in: Rebuild.
6027 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6029 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6030 * testsuite/Makefile.in: Rebuild.
6032 2008-08-04 Alan Modra <amodra@bigpond.net.au>
6034 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6035 * Makefile.in: Regenerate.
6036 * po/POTFILES.in: Regenerate.
6038 2008-07-29 Ian Lance Taylor <iant@google.com>
6040 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6041 symbols before other symbols.
6042 * testsuite/script_test_2.cc (test_addr): Declare.
6043 (test_addr_alias): Declare.
6044 (main): Check that test_addr and test_addr_alias have the right
6046 * testsuite/script_test_2.t: Define test_addr_alias and
6049 2008-07-24 Ian Lance Taylor <iant@google.com>
6052 * descriptors.cc: New file.
6053 * descriptors.h: New file.
6054 * gold-threads.h (class Hold_optional_lock): New class.
6055 * fileread.cc: Include "descriptors.h".
6056 (File_read::~File_read): Release descriptor rather than closing
6058 (File_read::open) [file]: Call open_descriptor rather than open.
6059 Set is_descriptor_opened_.
6060 (File_read::open) [memory]: Assert that descriptor is not open.
6061 (File_read::reopen_descriptor): New function.
6062 (File_read::release): Release descriptor.
6063 (File_read::do_read): Make non-const. Reopen descriptor.
6064 (File_read::read): Make non-const.
6065 (File_read::make_view): Reopen descriptor.
6066 (File_read::do_readv): Likewise.
6067 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6068 Update declarations.
6069 * layout.cc: Include "descriptors.h".
6070 (Layout::create_build_id): Use open_descriptor rather than open.
6071 * output.cc: Include "descriptors.h".
6072 (Output_file::open): Use open_descriptor rather than open.
6073 * archive.cc (Archive::const_iterator): Change Archive to be
6075 (Archive::begin, Archive::end): Make non-const.
6076 (Archive::count_members): Likewise.
6077 * archive.h (class Archive): Update declarations.
6078 * object.h (Object::read): Make non-const.
6079 * Makefile.am (CCFILES): Add descriptors.cc.
6080 (HFILES): Add descriptors.h.
6081 * Makefile.in: Rebuild.
6084 * gold.h: Always include <clocale>. Add Solaris workarounds
6085 following code in binutils/sysdep.h.
6088 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6089 this->eh_frame_hdr_ is NULL before using it.
6091 * dynobj.cc (Versions::Versions): Update comment.
6093 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6094 the base version name.
6096 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6097 array size plus one.
6098 (Stringpool_template::set_string_offsets): Subtract one from key
6099 before using it as an array index.
6100 (Stringpool_template::get_offset_with_length): Likewise.
6101 (Stringpool_template::write_to_buffer): Likewise.
6102 * stringpool.h (Stringpool_template::get_offset_from_key):
6105 2008-07-23 Ian Lance Taylor <iant@google.com>
6108 * object.h (Merged_symbol_value::value): Do our best to handle a
6112 * script.cc (Version_script_info::get_versions): Don't add empty
6113 version tag to return value.
6114 (Version_script_info::get_symbol_version_helper): Change return
6115 type to bool. Add pversion parameter. Change all callers.
6116 (script_register_vers_node): Don't require a non-NULL tag.
6117 * script.h (class Version_script_info): Update declarations.
6118 (Version_script_info::get_symbol_version): Change return type to
6119 bool. Add version parameter. Change all callers.
6120 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6121 handling. Handle an empty version from a version script.
6122 (Symbol_table::define_special_symbol): Likewise.
6123 * testsuite/ver_test_10.script: New file.
6124 * testsuite/ver_test_10.sh: New file.
6125 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6126 (check_DATA): Add ver_test_10.syms.
6127 (ver_test_10.syms, ver_test_10.so): New target.
6128 * testsuite/Makefile.in: Rebuild.
6130 2008-07-23 Simon Baldwin <simonb@google.com>
6132 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6133 to zero for undefined symbols from dynamic libraries.
6135 2008-07-23 Ian Lance Taylor <iant@google.com>
6137 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6139 * symtab.h (class Symbol_table): Update declaration.
6140 * testsuite/ver_test_9.cc: New file.
6141 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6142 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6143 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6144 (ver_test_9.so, ver_test_9.o): New targets.
6145 * testsuite/Makefile.in: Rebuild.
6147 2008-07-22 Ian Lance Taylor <iant@google.com>
6149 * options.h (class General_options): Define --check-sections.
6150 * layout.cc (Layout::set_segment_offsets): Handle
6153 * options.h (class General_options): Define -n/--nmagic and
6155 * options.cc (General_options::finalize): For -n/--nmagic or
6156 -N/--omagic, set -static.
6157 * layout.cc (Layout::attach_allocated_section_to_segment): If
6158 -N/--omagic, don't put read-only and read-write sections in
6160 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6161 finding a read-only segment.
6162 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6163 don't set the minimum segment alignment to the common page size,
6164 and don't set the file offset to the address modulo the page size.
6165 * script-sections.cc (Script_sections::create_segments): If
6166 -n/--omagic, don't put read-only and read-write sections in
6169 * cref.cc: New file.
6171 * options.h (class General_options): Add --print-symbol-counts.
6172 * main.cc (main): Issue defined symbol report if requested.
6173 * archive.cc (Archive::interpret_header): Make into a const member
6175 (Archive::add_symbols): Call Input_objects::archive_start and
6177 (Archive::const_iterator): Define new class.
6178 (Archive::begin, Archive::end): New functions.
6179 (Archive::include_all_members): Rewrite to use iterator.
6180 (Archive::count_members): New function.
6181 * archive.h (class Archive): Update declarations.
6182 (Archive::filename): New function.
6183 * object.cc: Include "cref.h".
6184 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6185 (Sized_relobj::do_get_global_symbol_counts): New function.
6186 (Input_objects::add_object): Add object to cross-referencer.
6187 (Input_objects::archive_start): New function.
6188 (Input_objects::archive_stop): New function.
6189 (Input_objects::print_symbol_counts): New function.
6190 * object.h: Declare Cref and Archive.
6191 (Object::get_global_symbol_counts): New function.
6192 (Object::do_get_global_symbol_counts): New pure virtual function.
6193 (class Sized_relobj): Add defined_count_ field. Update
6195 (class Input_objects): Add cref_ field. Update constructor.
6196 Update declarations.
6197 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6199 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6201 (Sized_dynobj::do_get_global_symbol_counts): New function.
6202 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6203 defined_count_. Update declarations. Define Symbols typedef.
6204 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6205 parameter. Change all callers.
6206 (Symbol_table::add_from_dynobj): Add sympointers and defined
6207 parameters. Change all callers.
6208 * symtab.h (class Symbol_table): Update declarations.
6209 * Makefile.am (CCFILES): Add cref.cc.
6210 (HFILES): Add cref.h.
6211 * Makefile.in: Rebuild.
6213 2008-07-22 Simon Baldwin <simonb@google.com>
6215 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6216 to zero when writing undefined symbols.
6218 2008-07-22 Ian Lance Taylor <iant@google.com>
6220 * output.cc (Output_section::add_input_section): Don't try to
6221 merge empty merge sections.
6223 2008-07-21 Craig Silverstein <csilvers@google.com>
6225 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6226 Include symbol version in error message.
6228 2008-07-20 Chris Demetriou <cgd@google.com>
6230 * configure.ac (gold_cv_c_random_seed): New configured variable.
6231 (RANDOM_SEED_CFLAGS): New substituted variable.
6232 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6233 * configure: Rebuild.
6234 * Makefile.in: Likewise.
6235 * testsuite/Makefile.in: Likewise.
6237 2008-07-18 Ian Lance Taylor <iant@google.com>
6239 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6240 where we see NAME/NULL and NAME/VERSION as separate symbols.
6241 * testsuite/ver_test_main.cc (main): Call t4.
6242 (t4, t4_2a): Define.
6243 * testsuite/ver_test_2.cc (t4_2): Define.
6244 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6245 * testsuite/ver_test_4.cc (t4_2a): Define.
6246 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6247 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6249 2008-07-17 Ian Lance Taylor <iant@google.com>
6251 * dynobj.cc (Versions::add_def): If we give an error about a
6252 missing version, go ahead and create the version anyhow.
6254 2008-07-10 Ian Lance Taylor <iant@google.com>
6256 Handle output sections with more than 0x7fffffff bytes.
6257 * object.h (class Relobj): Change map_to_output_ to
6258 output_sections_, and just keep a section pointer. Change all
6259 uses. Move comdat group support to Sized_relobj.
6260 (Relobj::is_section_specially_mapped): Remove.
6261 (Relobj::output_section): Remove poff parameter. Change all
6263 (Relobj::output_section_offset): New function.
6264 (Relobj::set_section_offset): Rewrite.
6265 (Relobj::map_to_output): Remove.
6266 (Relobj::output_sections): New function.
6267 (Relobj::do_output_section_offset): New pure virtual function.
6268 (Relobj::do_set_section_offset): Likewise.
6269 (class Sized_relobj): Add section_offsets_ field. Add comdat
6270 group support from Relobj. Update declarations.
6271 (Sized_relobj::get_output_section_offset): New function.
6272 (Sized_relobj::do_output_section_offset): New function.
6273 (Sized_relobj::do_set_section_offset): New function.
6274 * object.cc (Relobj::output_section_address): Remove.
6275 (Sized_relobj::Sized_relobj): Initialize new fields.
6276 (Sized_relobj::include_section_group): Cast find_kept_object to
6278 (Sized_relobj::include_linkonce_section): Likewise.
6279 (Sized_relobj::do_layout): Use separate arrays for output section
6281 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6283 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6284 output_sections and section_offsets.
6285 (Sized_relobj::write_local_symbols): Likewise.
6286 (map_to_kept_section): Compute output address directly.
6287 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6288 output_sections and section_offsets.
6289 (Sized_relobj::write_sections): Likewise.
6290 (Sized_relobj::relocate_sections): Likewise.
6291 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6292 * output.h (class Output_reloc): Update declarations. Change
6293 u2_.relobj to Sized_relobj*.
6294 (class Output_data_reloc): Change add functions to use
6296 * output.cc (Output_reloc::Output_reloc): Change relobj to
6298 (Output_reloc::local_section_offset): Change return type to
6299 Elf_Addr. Use get_output_section_offset.
6300 (Output_reloc::get_address): Likewise.
6301 (Output_section::is_input_address_mapped): Don't call
6302 is_section_specially_mapped.
6303 (Output_section::output_offset): Likewise.
6304 (Output_section::output_address): Likewise.
6305 (Output_section::starting_output_address): Likewise.
6306 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6307 parameter to Sized_relobj*.
6308 (Copy_relocs::need_copy_reloc): Likewise.
6309 (Copy_relocs::save): Likewise.
6310 * copy-relocs.h (class Copy_relocs): Update declarations.
6311 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6312 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6313 * target-reloc.h (relocate_for_relocatable): Change
6314 offset_in_output_section type to Elf_Addr. Change code that uses
6316 * layout.cc (Layout::layout): Always set *off.
6317 * mapfile.cc (Mapfile::print_input_section): Use
6318 output_section_offset.
6319 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6321 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6322 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6323 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6325 2008-07-03 Ian Lance Taylor <iant@google.com>
6327 * layout.cc (Layout::include_section): Do not discard unrecognized
6328 SHT_STRTAB sections.
6330 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6332 * script.cc (Lex::can_continue_name): Make '?' allowable in
6333 version-script names.
6334 * testsuite/version_script.map: Change glob pattern to use '?'
6336 2008-06-30 Manish Singh <yosh@gimp.org>
6339 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6342 2008-06-30 Ian Lance Taylor <iant@google.com>
6346 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6347 versions]: Don't try to read the value in the contents, since we
6348 don't use it. Use the template endianness when writing.
6350 2008-06-25 Cary Coutant <ccoutant@google.com>
6352 * fileread.cc (File_read::make_view): Assert on zero-length view.
6353 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6354 symbol table when there are no symbols to read.
6356 2008-06-23 Craig Silverstein <csilvers@google.com>
6358 * version.cc (version_string): Bump to 1.7
6360 2008-06-18 Craig Silverstein <csilvers@google.com>
6362 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6363 constant 0xFFFF to type Valtype.
6364 (Powerpc_relocate_functions::rel16_ha): Likewise.
6366 2008-06-17 Ian Lance Taylor <iant@google.com>
6368 * output.h (Output_section::Input_section): Initialize p2align_ to
6369 zero for Output_section_data constructors.
6370 (Output_section::Input_section::addralign): If not an input
6371 section, return the alignment of the Output_section_data.
6372 * testsuite/copy_test.cc: New file.
6373 * testsuite/copy_test_1.cc: New file.
6374 * testsuite/copy_test_2.cc: New file.
6375 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6376 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6377 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6378 (copy_test_1_pic.o, copy_test_1.so): New targets.
6379 (copy_test_2_pic.o, copy_test_2.so): New targets.
6380 * testsuite/Makefile.in: Rebuild.
6382 * script-sections.cc (Script_sections::place_orphan): Initialize
6383 local variable exact.
6385 2008-06-13 David Edelsohn <edelsohn@gnu.org>
6387 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6389 2008-06-12 David Edelsohn <edelsohn@gnu.org>
6390 David S. Miller <davem@davemloft.net>
6392 * powerpc.cc: New file.
6393 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6394 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6395 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6396 * Makefile.in: Rebuild.
6398 2008-06-09 Ian Lance Taylor <iant@google.com>
6400 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6402 (throwing, orig_terminate): New static variables.
6403 (terminate_handler): New static function.
6404 (t2): Set terminate handler.
6406 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6409 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6412 2008-05-30 Cary Coutant <ccoutant@google.com>
6414 * archive.cc (Archive::include_all_members) Correct to step
6415 over symbol table and extended name table in thin archives.
6417 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6420 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6423 2008-05-28 Caleb Howe <cshowe@google.com>
6425 * reduced_debug_output.cc: New file.
6426 * reduced_debug_output.h: New file.
6427 * options.h (class General_options): Add --strip-debug-non-line.
6428 * options.cc (General_options::finalize): Add strip_debug_non_line
6429 to the strip heirarchy.
6430 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6432 * layout.cc: Include "reduced_debug_output.h".
6433 (Layout::Layout): Initialize new fields.
6434 (line_only_debug_sections): New static array.
6435 (is_lines_only_debug_sections): New static inline function.
6436 (Layout::include_section): Handle --strip-debug-non-line.
6437 (Layout::make_output_section): If --strip-debug-non-line, build
6438 new output sections for .debug_abbrev and .debug_info.
6439 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6440 gold. Warn about possible overflow.
6441 (read_signed_LEB_128): Likewise.
6442 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6443 (read_signed_LEB_128): Declare.
6444 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6445 (HFILES): Add reduced_debug_output.h.
6446 * Makefile.in: Rebuild.
6448 2008-05-21 Ian Lance Taylor <iant@google.com>
6450 * mapfile.cc: New file.
6451 * mapfile.h: New file.
6452 * options.h (class General_options): Add -M/--print-map and -Map.
6453 * options.cc (General_options::finalize): Make -M equivalent to
6455 * main.cc: Include <cstdio> and "mapfile.h".
6456 (main): Open mapfile if requested.
6457 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6458 constructor. Change caller.
6459 (queue_initial_tasks): Add mapfile parameter. Change caller.
6460 (queue_middle_tasks): Likewise.
6461 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6463 * archive.cc: Include "mapfile.h".
6464 (Archive::add_symbols): Add mapfile parameter. Change all
6465 callers. Pass mapfile, symbol, and reason to include_member.
6466 (Archive::include_all_members): Add mapfile parameter. Change all
6468 (Archive::include_member): Add mapfile, sym, and why parameters.
6469 Change all callers. Report inclusion to map file.
6470 * archive.h: Include "fileread.h".
6471 (class Archive): Update declarations.
6472 (Archive::file): New const method.
6473 (class Add_archive_symbols): Add mapfile_ field. Update
6474 constructor. Change all callers.
6475 * readsyms.h (class Read_symbols): Likewise.
6476 (class Finish_group): Likewise.
6477 (class Read_script): Likewise.
6478 * common.cc: Include "mapfile.h".
6479 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6481 (Symbol_table::do_allocate_commons): Likewise.
6482 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6483 symbol allocation to mapfile.
6484 * common.h (class Allocate_commons_task): Add mapfile_ field.
6485 Update constructor. Change all callers.
6486 * symtab.h (class Symbol_table): Update declarations.
6487 * layout.cc: Include "mapfile.h".
6488 (Layout_task_runner::run): Print information to mapfile.
6489 (Layout::create_gold_note): Change Output_data_fixed_space to
6490 Output_data_zero_fill.
6491 (Layout::create_build_id): Likewise.
6492 (Layout::print_to_mapfile): New function.
6493 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6494 constructor. Change caller.
6495 (class Layout): Declare print_to_mapfile.
6496 * output.cc (Output_section::Input_section::print_to_mapfile): New
6498 (Output_section::add_input_section): If producing a map, always
6499 add to input_sections_ list.
6500 (Output_section::do_print_to_mapfile): New function.
6501 (Output_segment::print_sections_to_mapfile): New function.
6502 (Output_segment::print_section_list_to_mapfile): New function.
6503 * output.h: Include "mapfile.h".
6504 (Output_data::print_to_mapfile): New function.
6505 (Output_data::do_print_to_mapfile): New virtual function.
6506 (Output_segment_headers::do_print_to_mapfile): New function.
6507 (Output_file_header::do_print_to_mapfile): New function.
6508 (Output_data_const::do_print_to_mapfile): New function.
6509 (class Output_data_const_buffer): Add map_name_ field. Update
6510 constructor. Change all callers. Add do_print_to_mapfile
6512 (class Output_data_fixed_space): Likewise.
6513 (class Output_data_space): Likewise.
6514 (class Output_data_zero_fill): New class.
6515 (Output_data_strtab::do_print_to_mapfile): New function.
6516 (Output_data_reloc_base::do_print_to_mapfile): New function.
6517 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6518 (Output_data_group::do_print_to_mapfile): New function.
6519 (Output_data_got::do_print_to_mapfile): New function.
6520 (Output_data_dynamic::do_print_to_mapfile): New function.
6521 (Output_symtab_xindex::do_print_to_mapfile): New function.
6522 (class Output_section): Declare do_print_to_mapflie. Declare
6523 print_to_mapfile in Input_section.
6524 (class Output_segment): Declare new functions.
6525 * object.h (Sized_relobj::symbol_count): New function.
6526 * script-sections.cc
6527 (Output_section_element_dot_assignment::set_section_addresses):
6528 Change Output_data_fixed_space to Output_data_zero_fill.
6529 (Output_data_expression::do_print_to_mapfile): New function.
6530 * script.cc (read_input_script): Add mapfile parameter. Change
6532 * script.h (read_input_script): Update declaration.
6533 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6534 (Eh_frame::do_print_to_mapfile): New function.
6535 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6536 (Output_merge_string::do_print_to_mapfile): New function.
6537 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6539 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6541 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6543 * Makefile.am (CCFILES): Add mapfile.cc.
6544 (HFILES): Add mapfile.h.
6545 * Makefile.in: Rebuild.
6547 2008-05-19 Ian Lance Taylor <iant@google.com>
6549 * options.h (class General_options): Add -z relro.
6550 * layout.cc (Layout::Layout): Initialize relro_segment_.
6551 (Layout::add_output_section_data): Return the output section.
6552 (Layout::make_output_section): Rcognize relro sections and mark
6554 (Layout::attach_allocated_section_to_segment): Put relro sections
6555 in a PT_GNU_RELRO segment.
6556 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6558 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6560 (Layout::linkonce_mapping): Map d.rel.ro.local to
6562 (Layout::output_section_name): Us .data.rel.ro.local for any
6563 section which begins with that.
6564 * layout.h (class Layout): Update add_output_section_data
6565 declaration. Add relro_segment_ field.
6566 * output.cc (Output_section::Output_section): Initialize is_relro_
6567 and is_relro_local_ fields.
6568 (Output_segment::add_output_section): Group relro sections.
6569 (Output_segment::is_first_section_relro): New function.
6570 (Output_segment::maximum_alignment): If there is a relro section,
6571 align the segment to the common page size.
6572 (Output_segment::set_section_addresses): Track whether we are
6573 looking at relro sections. If the last section is a relro
6574 section, align to the common page size.
6575 (Output_segment::set_section_list_addresses): Add in_relro
6576 parameter. Change all callers. Align to the page size when
6577 moving from relro to non-relro section.
6578 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6580 * output.h (class Output_section): Add is_relro_ and
6581 is_relro_local_ fields.
6582 (Output_section::is_relro): New function.
6583 (Output_section::set_is_relro): New function.
6584 (Output_section::is_relro_local): New function.
6585 (Output_section::set_is_relro_local): New function.
6586 (class Output_segment): Update declarations.
6587 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6588 * sparc.cc (Target_sparc::got_section): Likewise.
6589 * x86_64.cc (Target_x86_64::got_section): Likewise.
6590 * testsuite/relro_test_main.cc: New file.
6591 * testsuite/relro_test.cc: New file.
6592 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6593 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6594 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6595 (relro_test.so, relro_test_pic.o): New targets.
6596 * testsuite/Makefile.in: Rebuild.
6598 2008-05-16 Ian Lance Taylor <iant@google.com>
6600 * output.cc (Output_segment::add_output_section): Remove front
6602 * output.h (class Output_segment): Remove
6603 add_initial_output_section and overloaded add_output_section.
6604 Update declaration of remaining add_output_section.
6605 * layout.cc (Layout::create_interp): Call add_output_section
6606 rather than add_initial_output_section.
6607 (Layout::finish_dynamic_section): Likewise.
6609 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6610 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6611 know the dynamic type.
6612 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6613 field. Initialize it in constructor.
6614 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6615 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6616 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6619 * output.cc (Output_reloc::get_address): Change return type to
6621 * output.h (class Output_reloc): Update get_address declaration.
6622 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6623 for section addresses.
6625 2008-05-09 Ian Lance Taylor <iant@google.com>
6628 * gold.cc (gold_nomem): Use return value of write.
6630 2008-05-08 Ian Lance Taylor <iant@google.com>
6632 * symtab.c (Symbol::init_base_output_data): Add version
6633 parameter. Change all callers.
6634 (Symbol::init_base_output_segment): Likewise.
6635 (Symbol::init_base_constant): Likewise.
6636 (Symbol::init_base_undefined): Likewise.
6637 (Sized_symbol::init_output_data): Likewise.
6638 (Sized_symbol::init_output_segment): Likewise.
6639 (Sized_symbol::init_constant): Likewise.
6640 (Sized_symbol::init_undefined): Likewise.
6641 (Symbol_table::do_define_in_output_data): If the new symbol has a
6642 version, mark it as the default.
6643 (Symbol_table::do_define_in_output_segment): Likewise.
6644 (Symbol_table::do_define_as_constant): Likewise.
6645 * symtab.h (class Symbol): Update declarations.
6646 (class Sized_symbol): Likewise.
6647 * resolve.cc (Symbol::override_version): New function.
6648 (Symbol::override_base): Call override_version.
6649 (Symbol::override_base_with_special): Likewise.
6650 * testsuite/ver_script_8.script: New file.
6651 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6652 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6653 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6654 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6656 2008-05-06 Ian Lance Taylor <iant@google.com>
6659 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6661 (class General_options): Remove existing --undefined, and add
6662 --no-undefined instead. Add new --undefined as synonym for -u.
6663 * archive.cc (Archive::add_symbols): Check whether symbol was
6665 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6666 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6667 all uses. Add IS_UNDEFINED. Update declarations to split
6668 different versions of init_base. Declare init_base_undefined.
6669 (Symbol::is_defined): Handle IS_UNDEFINED.
6670 (Symbol::is_undefined): Likewise.
6671 (Symbol::is_weak_undefined): Call is_undefined.
6672 (Symbol::is_absolute): Handle IS_CONSTANT.
6673 (class Sized_symbol): Update declarations to split different
6674 versions of init. Declare init_undefined.
6675 (class Symbol_table): Declare new functions.
6676 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6678 (Symbol::init_base_output_data): Likewise.
6679 (Symbol::init_base_output_segment): Likewise.
6680 (Symbol::init_base_constant): Likewise.
6681 (Symbol::init_base_undefined): New function.
6682 (Sized_symbol::init_object): Rename from init. Change all
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): New function.
6688 (Symbol_table::add_undefined_symbols_from_command_line): New
6690 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6692 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6693 (Symbol::output_section): Likewise.
6694 (Symbol::set_output_section): Likewise.
6695 (Symbol_table::sized_finalize_symbol): Likewise.
6696 (Symbol_table::sized_write_globals): Likewise.
6697 * resolve.cc (Symbol_table::should_override): Likewise.
6698 (Symbol::override_base_with_special): Likewise.
6700 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6701 symbol, change it to have default visibility.
6702 * testsuite/protected_1.cc: New file.
6703 * testsuite/protected_2.cc: New file.
6704 * testsuite/protected_3.cc: New file.
6705 * testsuite/protected_main_1.cc: New file.
6706 * testsuite/protected_main_2.cc: New file.
6707 * testsuite/protected_main_3.cc: New file.
6708 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6709 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6710 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6711 (protected_1.so): New target.
6712 (protected_1_pic.o, protected_2_pic.o): New targets.
6713 (protected_3_pic.o): New target.
6714 (check_PROGRAMS): Add protected_2.
6715 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6716 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6717 * testsuite/Makefile.in: Rebuild.
6719 * options.h (DEFINE_var): Add set_user_set_##varname__.
6720 (DEFINE_bool_alias): New macro.
6721 (class General_options): Define -Bstatic using DEFINE_bool_alias
6722 rather than DEFINE_special. Add --undefined as an alias for -z
6724 * options.cc (General_options::parse_Bstatic): Remove.
6726 * options.h (class General_options): Add --fatal-warnings.
6727 * main.cc (main): Implement --fatal-warnings.
6728 * errors.h (Errors::warning_count): New function.
6730 * options.h (class General_options): Add -Bsymbolic-functions.
6731 * symtab.h (Symbol::is_preemptible): Check for
6732 -Bsymbolic-functions.
6734 2008-05-05 Ian Lance Taylor <iant@google.com>
6736 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6737 as noVARNAME rather than no-VARNAME.
6738 (class General_options): Add option -z combreloc.
6739 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6741 (Output_reloc::sort_before) [SHT_REL]: New function.
6742 (Output_reloc::sort_before) [SHT_RELA]: New function.
6743 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6744 Sort_relocs_comparison.
6745 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6746 parameter. Change all callers.
6747 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6748 sort_relocs parameter. Change all callers.
6749 * output.cc (Output_reloc::get_address): New function, broken out
6751 (Output_reloc::write_rel): Call it.
6752 (Output_reloc::compare): New function.
6753 (Output_data_reloc_base::do_write): Optionally sort relocs.
6755 * configure.ac: If targ_extra_obj is set, link it in.
6756 * configure.tgt: Initialize all variables.
6757 (x86_64*): Set targ_extra_obj and targ_extra_size.
6758 * configure: Rebuild.
6760 * object.cc (Sized_relobj::include_section_group): Adjust section
6761 indexes read from group data. Build vector to pass to
6763 * layout.cc (Layout::layout_group): Add flags and shndxes
6764 parameters. Remove contents parameter. Change caller. Update
6765 explicit instantiations.
6766 * layout.h (class Layout): Update layout_group declaration.
6767 * output.cc (Output_data_group::Output_data_group): Add flags and
6768 input_shndxes parameters. Remove contents parameter. Change
6770 (Output_data_group::do_write): Change input_sections_ to
6772 * output.h (class Output_data_group): Update constructor
6773 declaration. Rename input_sections_ to input_shndxes_.
6774 * testsuite/many_sections_test.cc: Add template.
6776 2008-04-30 Cary Coutant <ccoutant@google.com>
6778 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6780 * layout.cc (Layout::include_section): Refactored check for debug
6782 (Layout::add_comdat): Add new parameters. Change type
6783 of signature parameter. Add object and shndx to signatures table.
6784 (Layout::find_kept_object): New function.
6785 * layout.h: Include <cstring>.
6786 (Layout::is_debug_info_section): New function.
6787 (Layout::add_comdat): Add new parameters.
6788 (Layout::find_kept_object): New function.
6789 (Layout::Kept_section): New struct.
6790 (Layout::Signatures): Change type of map range.
6791 * object.cc (Relobj::output_section_address): New function.
6792 (Sized_relobj::include_section_group): Add new parameters. Change
6793 calls to Layout::add_comdat. Change to build table of kept comdat
6794 groups and table mapping discarded sections to kept sections.
6795 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6796 (Sized_relobj::do_layout): Change calls to include_section_group and
6797 include_linkonce_section.
6798 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6799 value to zero when section is discarded.
6800 (Sized_relobj::map_to_kept_section): New function.
6801 * object.h (Relobj::output_section_address): New function.
6802 (Relobj::Comdat_group): New type.
6803 (Relobj::find_comdat_group): New function.
6804 (Relobj::Comdat_group_table): New type.
6805 (Relobj::Kept_comdat_section): New type.
6806 (Relobj::Kept_comdat_section_table): New type.
6807 (Relobj::add_comdat_group): New function.
6808 (Relobj::set_kept_comdat_section): New function.
6809 (Relobj::get_kept_comdat_section): New function.
6810 (Relobj::comdat_groups_): New field.
6811 (Relobj::kept_comdat_sections_): New field.
6812 (Symbol_value::input_value): Update comment.
6813 (Sized_relobj::map_to_kept_section) New function.
6814 (Sized_relobj::include_linkonce_section): Add new parameter.
6815 * target-reloc.h (Comdat_behavior): New type.
6816 (get_comdat_behavior): New function.
6817 (relocate_section): Add code to map a discarded section to the
6818 corresponding kept section when applying a relocation.
6820 2008-04-30 Craig Silverstein <csilvers@google.com>
6822 * dwarf_reader.cc (next_generation_count): New static var.
6823 (Addr2line_cache_entry): New struct.
6824 (addr2line_cache): New static var.
6825 (Dwarf_line_info::one_addr2line): Added caching.
6826 (Dwarf_line_info::clear_addr2line_cache): New function.
6827 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6828 cache-size parameter.
6829 (Dwarf_line_info::one_addr2line_cache): New function.
6830 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6831 new cache-size argument to one_addr2line(), and clear cache.
6833 2008-04-28 Cary Coutant <ccoutant@google.com>
6835 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6836 R_386_PC8 relocations.
6838 2008-04-23 Ian Lance Taylor <iant@google.com>
6840 * object.cc (Sized_relobj::include_section_group): Check for
6841 invalid section group.
6843 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6846 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6847 than read for file header.
6848 * archive.cc (Archive::include_member): Likewise.
6850 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6852 * aclocal.m4: Regenerate.
6853 * configure: Regenerate.
6855 2008-04-19 Ian Lance Taylor <iant@google.com>
6857 * version.cc (version_string): Bump to 1.6.
6859 * testsuite/Makefile.am (many_sections_r_test): New target.
6860 (many_sections_r_test_SOURCES): Remove.
6861 (many_sections_r_test_DEPENDENCIES): Remove.
6862 (many_sections_r_test_LDFLAGS): Remove.
6863 (many_sections_r_test_LDADD): Remove.
6865 * object.cc (Sized_relobj::do_add_symbols): Always pass
6866 local_symbol_count_ to add_from_relobj.
6868 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6869 every thousand variables.
6870 * testsuite/Makefile.in: Rebuild.
6872 * object.cc (Xindex::initialize_symtab_xindex): New function.
6873 (Xindex::read_symtab_xindex): New function.
6874 (Xindex::sym_xindex_to_shndx): New function.
6875 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6877 (Sized_relobj::do_initialize_xindex): New function.
6878 (Sized_relobj::do_read_symbols): Adjust section links.
6879 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6880 parameter. Change all callers.
6881 (Sized_relobj::include_section_group): Adjust section links and
6882 symbol section indexes.
6883 (Sized_relobj::do_layout): Adjust section links.
6884 (Sized_relobj::do_count_local_symbols): Adjust section links and
6885 symbol section indexes.
6886 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6887 ordinary and special symbols.
6888 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6889 dynsym_xindex parameters. Change all callers. Adjust section
6890 links. Use SHN_XINDEX when needed.
6891 (Sized_relobj::get_symbol_location_info): Adjust section links.
6892 Don't get fooled by special symbols.
6893 * object.h (class Xindex): Define.
6894 (class Object): Add xindex_ parameter. Declare virtual functoin
6895 do_initialize_xindex.
6896 (Object::adjust_sym_shndx): New function.
6897 (Object::set_xindex): New protected function.
6898 (class Symbol_value): Add is_ordinary_shndx_ field.
6899 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6900 (Symbol_value::value): Assert ordinary section.
6901 (Symbol_value::initialize_input_to_output_map): Likewise.
6902 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6904 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6906 (class Sized_relobj): Update declarations.
6907 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6908 parameter. Change all callers.
6909 (Sized_relobj::adjust_shndx): New function.
6910 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6912 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6913 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6914 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6915 (Sized_dynobj::read_dynsym_section): Adjust section links.
6916 (Sized_dynobj::read_dynamic): Likewise.
6917 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6919 (Sized_dynobj::do_initialize_xindex): New function.
6920 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6921 do_initialize_xindex.
6922 (Sized_dynobj::adjust_shndx): New function.
6923 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6924 dynsym_xindex_ fields.
6925 (Layout::finalize): Add a call to set_section_indexes before
6926 creating the symtab sections.
6927 (Layout::set_section_indexes): Don't do anything if the section
6928 already has a section index.
6929 (Layout::create_symtab_sections): Add shnum parameter. Change
6930 caller. Create .symtab_shndx section if needed.
6931 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6933 (Layout::allocated_output_section_count): New function.
6934 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6936 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6937 fields. Update declarations.
6938 (Layout::symtab_xindex): New function.
6939 (Layout::dynsym_xindex): New function.
6940 (class Write_symbols_task): Add layout_ field.
6941 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6943 * output.cc (Output_section_headers::Output_section_headers): Add
6944 shstrtab_section parameter. Change all callers.
6945 (Output_section_headers::do_sized_write): Store overflow values
6946 for section count and section string table section index in
6947 section header zero.
6948 (Output_file_header::do_sized_write): Check for overflow of
6949 section count and section string table section index.
6950 (Output_symtab_xindex::do_write): New function.
6951 (Output_symtab_xindex::endian_do_write): New function.
6952 * output.h (class Output_section_headers): Add shstrtab_section_.
6953 Update declarations.
6954 (class Output_symtab_xindex): Define.
6955 (Output_section::has_out_shndx): New function.
6956 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6958 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6960 (Sized_symbol::init): Likewise.
6961 (Symbol::output_section): Check for ordinary symbol.
6962 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6963 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6965 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6966 Change all callers. Simplify handling of symbols from sections
6967 not included in the link.
6968 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6970 (Weak_alias_sorter::operator()): Assert that symbols are
6972 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6974 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6975 parameters. Change all callers.
6976 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6977 symbol distinction. Use SHN_XINDEX when needed.
6978 (Symbol_table::write_section_symbol): Add symtab_xindex
6979 parameter. Change all callers.
6980 (Symbol_table::sized_write_section_symbol): Likewise. Use
6981 SHN_XINDEX when needed.
6982 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6984 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6985 (Symbol::is_defined): Check is_ordinary.
6986 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6987 (Symbol::is_absolute, Symbol::is_common): Likewise.
6988 (class Sized_symbol): Update declarations.
6989 (class Symbol_table): Update declarations.
6990 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6991 parameters. Change all callers.
6992 (Sized_symbol::override): Likewise.
6993 (Symbol_table::override): Likewise.
6994 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6995 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6996 is_ordinary, and orig_st_shndx parameters. Change all callers.
6997 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6998 to be in an ordinary section.
6999 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7000 object and is_ordinary parameters. Change all callers.
7001 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7002 Change all callers. Don't add undefined or non-ordinary symbols
7004 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7006 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7008 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7009 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7010 (Sized_relobj::relocate_sections): Likewise.
7011 * target-reloc.h (scan_relocs): Adjust section symbol index.
7012 (scan_relocatable_relocs): Likewise.
7013 * i386.cc (Scan::local): Check for ordinary symbols.
7014 * sparc.cc (Scan::local): Likewise.
7015 * x86_64.cc (Scan::local): Likewise.
7016 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7017 to symbol_section_and_value.
7018 * testsuite/many_sections_test.cc: New file.
7019 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7020 (check_PROGRAMS): Add many_sections_test.
7021 (many_sections_test_SOURCES): Define.
7022 (many_sections_test_DEPENDENCIES): Define.
7023 (many_sections_test_LDFLAGS): Define.
7024 (BUILT_SOURCES): Add many_sections_define.h.
7025 (many_sections_define.h): New target.
7026 (BUILT_SOURCES): Add many_sections_check.h.
7027 (many_sections_check.h): New target.
7028 (check_PROGRAMS): Add many_sections_r_test.
7029 (many_sections_r_test_SOURCES): Define.
7030 (many_sections_r_test_DEPENDENCIES): Define.
7031 (many_sections_r_test_LDFLAGS): Define.
7032 (many_sections_r_test_LDADD): Define.
7033 (many_sections_r_test.o): New target.
7034 * testsuite/Makefile.in: Rebuild.
7036 2008-04-17 Cary Coutant <ccoutant@google.com>
7038 * errors.cc (Errors::info): New function.
7039 (gold_info): New function.
7040 * errors.h (Errors::info): New function.
7041 * gold.h (gold_info): New function.
7042 * object.cc (Input_objects::add_object): Print trace output.
7043 * options.cc (options::parse_set): New function.
7044 (General_options::parse_wrap): Deleted.
7045 (General_options::General_options): Deleted initializer.
7046 * options.h (options::String_set): New typedef.
7047 (options::parse_set): New function.
7048 (DEFINE_set): New macro.
7049 (General_options::wrap): Changed to use DEFINE_set. Changed
7050 callers of any_wrap_symbols and is_wrap_symbol.
7051 (General_options::trace, General_options::trace_symbol):
7053 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7054 (General_options::wrap_symbols_): Deleted.
7055 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7057 2008-04-17 David S. Miller <davem@davemloft.net>
7059 * options.cc (General_options::parse_V): New function.
7060 * options.h: Add entries for -V and -Qy.
7062 2008-04-17 Ian Lance Taylor <iant@google.com>
7064 * common.cc (Symbol_table::allocate_commons): Remove options
7065 parameter. Change caller.
7066 (Symbol_table::do_allocate_commons): Remove options parameter.
7067 Change caller. Just call do_allocate_commons_list twice.
7068 (Symbol_table::do_allocate_commons_list): New function, broken out
7069 of do_allocate_commons.
7070 * common.h (class Allocate_commons_task): Remove options_ field.
7072 * symtab.cc (Symbol_table::Symbol_table): Initialize
7074 (Symbol_table::add_from_object): Put TLS common symbols on
7076 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7077 which are IN_OUTPUT_DATA.
7078 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7079 allocate_commons and do_allocate_commons declarations. Declare
7080 do_allocate_commons_list.
7081 * gold.cc (queue_middle_tasks): Update creation of
7082 Allocate_commons_task to not pass options.
7083 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7084 (TLS_TEST_C_FLAGS): New variable.
7085 (tls_test_c_pic.o): New target.
7086 (tls_test_shared.so): Link in tls_test_c_pic.o.
7087 (tls_test_c_pic_ie.o): New target.
7088 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7089 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7090 (tls_test_c.o): New target.
7091 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7092 (tls_pic_test_LDADD): Likewise.
7093 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7094 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7095 (tls_test_c_gnu2.o): New target.
7096 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7098 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7099 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7100 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7101 * testsuite/tls_test.cc: Include "config.h".
7102 (t_last): Call t11_last.
7103 * testsuite/tls_test.h (t11, t11_last): Declare.
7104 * testsuite/tls_test_c.c: New file.
7105 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7106 * configure.ac: Check for OpenMP support.
7107 * configure, config.in, Makefile.in: Rebuild.
7108 * testsuite/Makefile.in: Rebuild.
7110 2008-04-16 Cary Coutant <ccoutant@google.com>
7112 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7113 (Target_i386::tls_base_symbol_defined_): New field.
7114 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7115 (Target_i386::Scan::global): Likewise.
7116 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7117 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7118 (Target_x86_64::tls_base_symbol_defined_): New field.
7119 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7120 (Target_x86_64::Scan::global): Likewise.
7122 2008-04-16 Cary Coutant <ccoutant@google.com>
7124 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7125 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7126 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7127 building shared libraries.
7128 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7129 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7130 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7131 * testsuite/Makefile.in: Rebuild.
7132 * testsuite/weak_undef.h: New file.
7133 * testsuite/weak_undef_file1.cc: Add extra test cases.
7134 * testsuite/weak_undef_file2.cc: Likewise.
7135 * testsuite/weak_undef_test.cc: Likewise.
7137 2008-04-16 David S. Miller <davem@davemloft.net>
7139 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7140 Add issued_non_pic_error_ field. Declare check_non_pic.
7141 (Target_sparc::Scan::check_non_pic): New function.
7142 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7143 (Target_sparc::Scan::global): Likewise.
7145 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7146 * configure: Rebuild.
7148 * options.h (DEFINE_enable): New macro.
7149 (new_dtags): New enable option.
7150 (initfirst, interpose, loadfltr, nodefaultlib,
7151 nodelete, nodlopen, nodump): New -z options.
7152 * layout.cc (Layout:finish_dynamic_section): If new
7153 dtags enabled, emit DT_RUNPATH. Also, emit a
7154 DT_FLAGS_1 containing any specified -z flags.
7156 2008-04-16 Ian Lance Taylor <iant@google.com>
7158 * copy-relocs.cc: New file.
7159 * copy-relocs.h: New file.
7160 * reloc.cc: Remove Copy_relocs code.
7161 * reloc.h: Likewise.
7162 * reloc-types.h (struct Reloc_types) [both versions]: Add
7163 get_reloc_addend_noerror.
7164 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7165 variants of add_global which take an addend which must be zero.
7166 * i386.cc: Include "copy-relocs.h".
7167 (class Target_i386): Change type of copy_relocs_ to variable,
7169 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7171 (Target_i386::do_finalize_sections): Change handling of
7173 * sparc.cc: Include "copy-relocs.h".
7174 (class Target_sparc): Change type of copy_relocs_ to variable,
7176 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7178 (Target_sparc::do_finalize_sections): Change handling of
7180 * x86_64.cc: Include "copy-relocs.h".
7181 (class Target_x86_64): Change type of copy_relocs_ to variable,
7183 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7184 class. Change all callers.
7185 (Target_x86_64::do_finalize_sections): Change handling of
7187 * Makefile.am (CCFILES): Add copy-relocs.cc.
7188 (HFILES): Add copy-relocs.h.
7190 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7192 * testsuite/script_test_4.sh: Permit leading zeroes.
7194 2008-04-15 Ian Lance Taylor <iant@google.com>
7196 * script-sections.cc (Script_sections::create_segments): Use
7197 header_size_adjustment even when there is enough room for the
7199 * testsuite/script_test_4.sh: New file.
7200 * testsuite/script_test_4.t: New file.
7201 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7202 (check_DATA): Add script_test_4.stdout.
7203 (MOSTLYCLEANFILES): Likewise.
7204 (script_test_4): New target.
7205 (script_test_4.stdout): New target.
7206 * testsuite/Makefile.in: Rebuild.
7208 * sparc.cc: Add definitions for Output_data_plt_sparc class
7211 2008-04-14 David S. Miller <davem@davemloft.net>
7213 * sparc.cc: New file.
7214 * Makefile.am (TARGETSOURCES): Add sparc.cc
7215 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7216 * configure.tgt: Document targ_extra_size and
7217 targ_extra_big_endian. Add entries for sparc-* and
7219 * configure.ac: Handle targ_extra_size and
7220 targ_extra_big_endian.
7221 * Makefile.in: Rebuild.
7222 * configure: Likewise.
7223 * po/POTFILES.in: Likewise.
7224 * po/gold.pot: Likewise.
7226 2008-04-14 Ian Lance Taylor <iant@google.com>
7228 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7229 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7230 in the name/type/flags to section mapping. Don't call
7231 allocate_output_section.
7232 (Layout::choose_output_section): Change parameter from adjust_name
7233 to is_input_section. Don't permit input sections after sections
7234 are attached to segments. Don't call allocate_output_section.
7235 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7236 not write_enable_output_section.
7237 (Layout::make_output_section): Don't push to
7238 unattached_section_list_ nor call attach_to_segment. Call
7239 attach_section_to_segment if sections are attached.
7240 (Layout::attach_sections_to_segments): New function.
7241 (Layout::attach_section_to_segment): New function.
7242 (Layout::attach_allocated_section_to_segment): Rename from
7243 attach_to_segment. Remove flags parameter.
7244 (Layout::allocate_output_section): Remove function.
7245 (Layout::write_enable_output_section): Remove function.
7246 * layout.h (class Layout): Update for above changes. Add new
7247 field sections_are_attached_.
7248 * output.h (Output_section::update_flags_for_input_section): New
7250 * output.cc (Output_section::add_input_section): Call
7251 update_flags_for_input_section.
7252 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7254 2008-04-11 Cary Coutant <ccoutant@google.com>
7256 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7257 thought unnecessary.
7258 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7260 2008-04-11 Ian Lance Taylor <iant@google.com>
7262 * output.h (class Output_section_data): Remove inline definition
7264 * output.cc (Output_section_data::set_addralign): New function.
7266 2008-04-11 Cary Coutant <ccoutant@google.com>
7268 Add support for TLS descriptors for i386 and x86_64.
7269 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7270 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7271 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7273 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7274 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7275 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7277 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7278 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7279 Fix problem with initial-exec relocations.
7280 (Target_i386::Relocate::relocate_tls): Likewise.
7281 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7283 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7284 support for section-plus-offset dynamic table entries.
7285 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7286 (Output_data_dynamic::Dynamic_entry): Add support for
7287 section-plus-offset dynamic table entries.
7288 (Output_data_dynamic::Classification): Likewise.
7289 (Output_data_dynamic::classification_): Renamed offset_.
7290 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7291 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7292 (Target_x86_64::make_plt_section): New function.
7293 (Target_x86_64::reserve_tlsdesc_entries): New function.
7294 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7295 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7296 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7297 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7298 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7299 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7300 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7301 add extra PLT entry for TLS descriptors.
7302 (Output_data_plt_x86_64::got_): New field.
7303 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7304 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7306 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7308 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7309 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7310 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7311 R_386_TLS_DESC_CALL relocations.
7312 (Target_x86_64::Scan::global): Likewise.
7313 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7314 for TLS descriptors.
7315 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7316 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7317 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7318 GD-to-IE relaxation.
7319 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7320 and TLS_DESCRIPTORS.
7321 * Makefile.in: Rebuild.
7322 * configure: Rebuild.
7323 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7324 (tls_test_shared2.so): New target.
7325 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7326 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7327 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7328 (tls_shared_gd_to_ie_test_LDADD): New variable.
7329 (tls_shared_gnu2_gd_to_ie_test): New target.
7330 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7332 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7333 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7334 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7335 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7336 (tls_shared_gnu2_test): New target.
7337 (tls_test_gnu2_shared.so): New target.
7338 (tls_shared_gnu2_test_SOURCES): New variable.
7339 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7340 (tls_shared_gnu2_test_LDFLAGS): New variable.
7341 (tls_shared_gnu2_test_LDADD): New variable.
7342 * testsuite/Makefile.in: Rebuild.
7343 * testsuite/Makefile.
7345 2008-04-11 Ian Lance Taylor <iant@google.com>
7347 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7349 * testsuite/Makefile.in: Rebuild.
7351 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7353 * testsuite/script_test_2.cc (main): Adjust test.
7355 2008-04-11 David S. Miller <davem@davemloft.net>
7356 Ian Lance Taylor <iant@google.com>
7358 * options.h (General_options): Add entries for '-Y' and
7360 * options.cc (General_options:finalize): If -Y was used, add those
7361 entries to the library path instead of the default "/lib" and
7364 2008-04-11 David S. Miller <davem@davemloft.net>
7366 * testsuite/justsyms.t: Start at 0x100.
7367 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
7368 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7370 * testsuite/script_test_2.cc: Adjust string and section length
7373 2008-04-09 Ian Lance Taylor <iant@google.com>
7376 * script-sections.cc (Sections_element::allocate_to_segment): Add
7378 (Output_section_definition::allocate_to_segment): Likewise.
7379 (Orphan_output_section::allocate_to_segment): Likewise.
7380 (Script_sections::attach_sections_using_phdrs_clause): Don't
7381 propagate non-PT_LOAD segments to orphan sections.
7382 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7383 readelf rather than objdump.
7384 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7385 .interp section and PT_INTERP segment are the same size.
7386 * testsuite/Makefile.in: Rebuild.
7388 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7389 aliases for symbols defined in the same object.
7390 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7391 (weak_alias_test_SOURCES): New variable.
7392 (weak_alias_test_DEPENDENCIES): New variable.
7393 (weak_alias_test_LDFLAGS): New variable.
7394 (weak_alias_test_LDADD): New variable.
7395 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7396 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7397 (weak_alias_test_3.o): New target.
7398 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7399 * testsuite/weak_alias_test_main.cc: New file.
7400 * testsuite/weak_alias_test_1.cc: New file.
7401 * testsuite/weak_alias_test_2.cc: New file.
7402 * testsuite/weak_alias_test_3.cc: New file.
7404 2008-04-08 Ian Lance Taylor <iant@google.com>
7406 * options.h (class General_options): Add --noinhibit-exec option.
7407 * main.cc (main): Check --noinhibit-exec.
7409 * options.h (class General_options): Define --wrap as a special
7410 option. Add wrap_symbols_ field.
7411 (General_options::any_wrap_symbols): New function.
7412 (General_options::is_wrap_symbol): New function.
7413 * options.cc (General_options::parse_wrap): New function.
7414 (General_options::General_options): Initialize wrap_symbols_.
7415 * symtab.cc (Symbol_table::wrap_symbol): New function.
7416 (Symbol_table::add_from_object): Handle --wrap.
7417 * symtab.h (class Symbol_table): Declare wrap_symbol.
7418 * target.h (Target::wrap_char): New function.
7419 (Target::Target_info): Add wrap_char field.
7420 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7421 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7422 * testsuite/testfile.cc (Target_test::test_target_info):
7425 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7428 * layout.h (class Layout): Add added_eh_frame_data_ field.
7429 * layout.cc (Layout::Layout): Initialize new field.
7430 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7431 output section until we find a section we merged successfully.
7432 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7433 that the size be non-zero.
7435 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7438 2008-04-08 Craig Silverstein <csilvers@google.com>
7440 * configure.ac: Export new conditional variable HAVE_ZLIB.
7441 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7443 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7444 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7446 2008-04-07 Ian Lance Taylor <iant@google.com>
7448 * version.cc (version_string): Set to "1.5".
7450 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7451 Add issued_non_pic_error_ field. Declare check_non_pic.
7452 (Target_x86_64::Scan::check_non_pic): New function.
7453 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7454 (Target_x86_64::Scan::global): Likewise.
7456 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7457 addend parameter. Change caller. Handle merge sections.
7458 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7459 Address to Addend. Don't add in the result of
7460 local_section_offset, pass down the addend and use the returned
7462 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7463 Update declarations of local_section_offset and symbol_value.
7464 * testsuite/two_file_test_1.cc (t18): New function.
7465 * testsuite/two_file_test_2.cc (f18): New function.
7466 * testsuite/two_file_test_main.cc (main): Call t18.
7467 * testsuite/two_file_test.h (t18, f18): Declare.
7469 * configure.ac: Don't test for objdump, c++filt, or readelf.
7470 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7472 (TEST_READELF): New variable.
7473 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7474 (check_PROGRAMS): Add two_file_strip_test.
7475 (two_file_strip_test): New target.
7476 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7477 (two_file_same_shared_strip_test_SOURCES): New variable.
7478 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7479 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7480 (two_file_same_shared_strip_test_LDADD): New variable.
7481 (two_file_shared_strip.so): New target.
7482 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7483 (ver_test_5.syms, ver_test_7.syms): Likewise.
7484 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7485 (strip_test_3.stdout): Use TEST_OBJDUMP.
7486 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7488 2008-04-04 Cary Coutant <ccoutant@google.com>
7490 * symtab.h (Symbol::is_weak_undefined): New function.
7491 (Symbol::is_strong_undefined): New function.
7492 (Symbol::is_absolute): New function.
7493 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7494 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7496 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7497 (weak_undef_test): New target.
7498 * testsuite/Makefile.in: Rebuild.
7499 * testsuite/weak_undef_file1.cc: New file.
7500 * testsuite/weak_undef_file2.cc: New file.
7501 * testsuite/weak_undef_test.cc: New file.
7503 2008-04-03 Craig Silverstein <csilvers@google.com>
7505 * compressed_output.h (class Output_compressed_section): Use
7507 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7509 (zlib_compressed_suffix): Removed.
7510 (Output_compressed_section::set_final_data_size): Use unsigned
7512 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7513 Fix linker invocation.
7514 (flagstest_o_specialfile_and_compress_debug_sections):
7516 * testsuite/Makefile.in: Regenerated.
7518 2008-04-02 David S. Miller <davem@davemloft.net>
7520 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7521 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7523 2008-04-02 Craig Silverstein <csilvers@google.com>
7527 2008-04-02 Ian Lance Taylor <iant@google.com>
7529 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7530 parameters. Update for new key type to views_. Change all
7532 (File_read::read): Adjust for byteshift in returned view.
7533 (File_read::add_view): New function, broken out of
7535 (File_read::make_view): New function, broken out of
7537 (File_read::find_or_make_view): Add offset and aligned
7538 parameters. Rewrite accordingly. Change all callers.
7539 (File_read::get_view): Add offset and aligned parameters. Adjust
7540 for byteshift in return value.
7541 (File_read::get_lasting_view): Likewise.
7542 * fileread.h (class File_read): Update declarations.
7543 (class File_read::View): Add byteshift_ field. Add byteshift to
7544 constructor. Add byteshift method.
7545 * archive.h (Archive::clear_uncached_views): New function.
7546 (Archive::get_view): Add aligned parameter. Change all callers.
7547 * object.h (Object::get_view): Add aligned parameter. Change all
7549 (Object::get_lasting_view): Likewise.
7551 * fileread.cc (File_read::release): Don't call clear_views if
7552 there are multiple objects.
7553 * fileread.h (File_read::clear_uncached_views): New function.
7554 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7557 2008-03-31 Cary Coutant <ccoutant@google.com>
7559 Add thin archive support.
7560 * archive.cc (Archive::armagt): New const.
7561 (Archive::setup): Remove task parameter and calls to unlock.
7562 (Archive::unlock_nested_archives): New function.
7563 (Archive::read_header): Add nested_off parameter. Change
7565 (Archive::interpret_header): Likewise.
7566 (Archive::include_all_members): Change to handle thin
7568 (Archive::include_member): Likewise.
7569 * archive.h (Archive::Archive): Add new parameters and
7571 (Archive::armagt): New const.
7572 (Archive::setup): Remove task parameter.
7573 (Archive::unlock_nested_archives): New function.
7574 (Archive::read_header): Add nested_off parameter.
7575 (Archive::interpret_header): Likewise.
7576 (Archive::Nested_archive_table): New typedef.
7577 (Archive::is_thin_archive_): New field.
7578 (Archive::nested_archives_): New field.
7579 (Archive::options_): New field.
7580 (Archive::dirpath_): New field.
7581 (Archive::task_): New field.
7582 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7583 for thin archives. Pass additional parameters to
7584 Archive::Archive. Unlock the archive file after calling
7587 2008-03-29 Ian Lance Taylor <iant@google.com>
7589 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7590 version symbol to be local.
7591 * testsuite/ver_test_4.sh: New file.
7592 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7593 (check_DATA): Add ver_test_4.syms.
7594 (ver_test_4.syms): New target.
7595 * testsuite/Makefile.in: Rebuild.
7598 (Output_section::Input_section_sort_entry::has_priority): New
7600 (Output_section::Input_section_sort_entry::match_file_name): New
7602 (Output_section::Input_section_sort_entry::match_section_name):
7604 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7606 (Output_section::Input_section_sort_entry::match_section_file):
7608 (Output_section::Input_section_sort_compare::operator()): Rewrite
7609 using new Input_section_sort_entry functions. Sort crtbegin and
7610 crtend first. Sort sections with no priority before sections with
7612 * testsuite/initpri1.c (d3): Check j != 4.
7613 (cd5): New constructor/destructor function.
7614 (main): Check j != 2.
7616 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7617 new symbol when resolving, don't call set_is_default.
7618 * testsuite/ver_test_7.cc: New file.
7619 * testsuite/ver_test_7.sh: New file.
7620 * testsuite/Makefile.am (ver_test_7.so): New target.
7621 (ver_test_7.o): New target.
7622 (check_SCRIPTS): Add ver_test_7.sh.
7623 (check_DATA): Add ver_test_7.syms.
7624 (ver_test_7.syms): New target.
7626 2008-03-28 Ian Lance Taylor <iant@google.com>
7628 * layout.cc (Layout::layout): If we see an input section with a
7629 name that needs sorting, set the must_sort flag for the output
7631 (Layout::make_output_section): If the name of the output section
7632 indicates that it might require sorting, set the may_sort flag.
7633 * output.h (Output_section::may_sort_attached_input_sections): New
7635 (Output_section::set_may_sort_attached_input_sections): New
7637 (Output_section::must_sort_attached_input_sections): New
7639 (Output_section::set_must_sort_attached_input_sections): New
7641 (class Output_section): Declare Input_section_sort_entry. Define
7642 Input_section_sort_compare. Declare
7643 sort_attached_input_sections. Add new fields:
7644 may_sort_attached_input_sections_,
7645 must_sort_attached_input_sections_,
7646 attached_input_sections_are_sorted_.
7647 * output.cc (Output_section::Output_section): Initialize new
7649 (Output_section::add_input_section): Add an entry to
7650 input_sections_ if may_sort or must_sort are true.
7651 (Output_section::set_final_data_size): Call
7652 sort_attached_input_sections if necessary.
7653 (Output_section::Input_section_sort_entry): Define new class.
7654 (Output_section::Input_section_sort_compare::operator()): New
7656 (Output_section::sort_attached_input_sections): New function.
7657 * configure.ac: Check whether the compiler supports constructor
7658 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7659 * testsuite/initpri1.c: New file.
7660 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7661 CONSTRUCTOR_PRIORITY.
7662 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7663 (initpri1_LDFLAGS): New variable.
7664 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7666 2008-03-27 Ian Lance Taylor <iant@google.com>
7668 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7669 * testsuite/common_test_1.c: New file.
7670 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7671 (common_test_1_SOURCES): New variable.
7672 (common_test_1_DEPENDENCIES): New variable.
7673 (common_test_1_LDFLAGS): New variable.
7675 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7676 and commons_ correctly when NAME/VERSION does not override
7678 * testsuite/ver_test_6.c: New file.
7679 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7680 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7681 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7683 2008-03-26 Ian Lance Taylor <iant@google.com>
7685 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7686 of an undefined symbol from a version script.
7687 * testsuite/Makefile.am (ver_test_5.so): New target.
7688 (ver_test_5.o): New target.
7689 (check_SCRIPTS): Add ver_test_5.sh.
7690 (check_DATA): Add ver_test_5.syms.
7691 (ver_test_5.syms): New target.
7692 * testsuite/ver_test_5.cc: New file.
7693 * testsuite/ver_test_5.script: New file.
7694 * testsuite/ver_test_5.sh: New file.
7695 * Makefile.in, testsuite/Makefile.in: Rebuild.
7698 Fix problems building gold with gcc 4.3.0.
7699 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7700 (gold_error_at_location, gold_warning_at_location): Use it.
7701 * configure.ac: Check whether we can compile and use a template
7702 function with a printf attribute.
7703 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7704 when jumping over bytes.
7705 * object.cc: Instantiate Object::read_section_data.
7706 * debug.h: Include <cstring>
7707 * dwarf_reader.cc: Include <algorithm>
7708 * main.cc: Include <cstring>.
7709 * options.cc: Include <cstring>.
7710 * output.cc: Include <cstring>.
7711 * script.cc: Include <cstring>.
7712 * script.h: Include <string>.
7713 * symtab.cc: Include <cstring> and <algorithm>.
7714 * target-select.cc: Include <cstring>.
7715 * version.cc: Include <string>.
7716 * testsuite/testmain.cc: Include <cstdlib>.
7717 * configure, config.in: Rebuild.
7719 2008-03-25 Ian Lance Taylor <iant@google.com>
7721 * options.cc: Include "../bfd/bfdver.h".
7722 (options::help): Print bug reporting address.
7724 * version.cc (print_version): Adjust output for current value of
7729 * options.cc (options::help): Print list of supported targets.
7730 * target-select.h: Include <vector>.
7731 (class Target_selector): Make machine_, size_, and is_big_endian_
7732 fields const. Add bfd_name_ and instantiated_target_ fields.
7733 (Target_selector::Target_selector): Add bfd_name parameter.
7734 (Target_selector::recognize): Make non-virtual, call
7736 (Target_selector::recognize_by_name): Make non-virtual, call
7737 do_recognize_by_name.
7738 (Target_selector::supported_names): New function.
7739 (Target_selector::bfd_name): New function.
7740 (Target_selector::do_instantiate_target): New pure virtual
7742 (Target_selector::do_recognize): New virtual function.
7743 (Target_selector::do_recognize_by_name): New virtual function.
7744 (Target_selector::instantiate_target): New private function.
7745 (supported_target_names): Declare.
7746 * target-select.cc (Target_selector::Target_selector): Update for
7747 new parameter and fields.
7748 (select_target_by_name): Check that the name matches before
7749 calling recognize_by_name.
7750 (supported_target_names): New function.
7751 * i386.cc (class Target_selector_i386): Update Target_selector
7752 constructor call. Remove recognize and recognize_by_name. Add
7753 do_instantiate_target.
7754 * x86_64.cc (class Target_selector_x86_64): Likewise.
7755 * testsuite/testfile.cc (class Target_selector_test): Update for
7756 changes to Target_selector.
7758 * README: Rewrite, with some notes on unsupported features.
7760 2008-03-24 Cary Coutant <ccoutant@google.com>
7762 * i386.cc (Target_i386::Got_type): New enum declaration.
7763 (Target_i386::Scan::local): Updated callers of Output_data_got
7765 (Target_i386::Scan::global): Likewise.
7766 (Target_i386::Relocate::relocate): Likewise.
7767 (Target_i386::Relocate::relocate_tls): Likewise.
7768 * object.h (Got_offset_list): New class.
7769 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7770 (Sized_relobj::local_got_offset): Likewise.
7771 (Sized_relobj::set_local_got_offset): Likewise.
7772 (Sized_relobj::local_has_tls_got_offset): Removed.
7773 (Sized_relobj::local_tls_got_offset): Removed.
7774 (Sized_relobj::set_local_tls_got_offset): Removed.
7775 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7776 * output.cc (Output_data_got::add_global): Added got_type parameter.
7777 (Output_data_got::add_global_with_rel): Likewise.
7778 (Output_data_got::add_global_with_rela): Likewise.
7779 (Output_data_got::add_global_pair_with_rel): New function.
7780 (Output_data_got::add_global_pair_with_rela): New function.
7781 (Output_data_got::add_local): Added got_type parameter.
7782 (Output_data_got::add_local_with_rel): Likewise.
7783 (Output_data_got::add_local_with_rela): Likewise.
7784 (Output_data_got::add_local_pair_with_rel): New function.
7785 (Output_data_got::add_local_pair_with_rela): New function.
7786 (Output_data_got::add_global_tls): Removed.
7787 (Output_data_got::add_global_tls_with_rel): Removed.
7788 (Output_data_got::add_global_tls_with_rela): Removed.
7789 (Output_data_got::add_local_tls): Removed.
7790 (Output_data_got::add_local_tls_with_rel): Removed.
7791 (Output_data_got::add_local_tls_with_rela): Removed.
7792 * output.h (Output_data_got::add_global): Added got_type parameter.
7793 (Output_data_got::add_global_with_rel): Likewise.
7794 (Output_data_got::add_global_with_rela): Likewise.
7795 (Output_data_got::add_global_pair_with_rel): New function.
7796 (Output_data_got::add_global_pair_with_rela): New function.
7797 (Output_data_got::add_local): Added got_type parameter.
7798 (Output_data_got::add_local_with_rel): Likewise.
7799 (Output_data_got::add_local_with_rela): Likewise.
7800 (Output_data_got::add_local_pair_with_rel): New function.
7801 (Output_data_got::add_local_pair_with_rela): New function.
7802 (Output_data_got::add_global_tls): Removed.
7803 (Output_data_got::add_global_tls_with_rel): Removed.
7804 (Output_data_got::add_global_tls_with_rela): Removed.
7805 (Output_data_got::add_local_tls): Removed.
7806 (Output_data_got::add_local_tls_with_rel): Removed.
7807 (Output_data_got::add_local_tls_with_rela): Removed.
7808 * resolve.cc (Symbol::override_base_with_special): Removed
7809 reference to has_got_offset_ field.
7810 * symtab.cc (Symbol::init_fields): Replaced initialization
7811 of got_offset_ with got_offsets_. Removed initialization
7813 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7814 (Symbol::got_offset): Likewise.
7815 (Symbol::set_got_offset): Likewise.
7816 (Symbol::has_tls_got_offset): Removed.
7817 (Symbol::tls_got_offset): Removed.
7818 (Symbol::set_tls_got_offset): Removed.
7819 (Symbol::got_offset_): Removed.
7820 (Symbol::tls_mod_got_offset_): Removed.
7821 (Symbol::tls_pair_got_offset_): Removed.
7822 (Symbol::got_offsets_): New field.
7823 (Symbol::has_got_offset): Removed.
7824 (Symbol::has_tls_mod_got_offset): Removed.
7825 (Symbol::has_tls_pair_got_offset): Removed.
7826 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7827 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7829 (Target_x86_64::Scan::global): Likewise.
7830 (Target_x86_64::Relocate::relocate): Likewise.
7831 (Target_x86_64::Relocate::relocate_tls): Likewise.
7833 2008-03-25 Ben Elliston <bje@au.ibm.com>
7835 * yyscript.y: Fix spelling error in comment.
7837 2008-03-24 Ian Lance Taylor <iant@google.com>
7839 * options.h (class General_options): Define build_id option.
7840 * layout.h (class Layout): Declare write_build_id, create_note,
7841 create_build_id. Add build_id_note_ member.
7842 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7843 "libiberty.h", "md5.h", "sha1.h".
7844 (Layout::Layout): Initialize eh_frame_data_,
7845 eh_frame_hdr_section_, and build_id_note_.
7846 (Layout::finalize): Call create_build_id.
7847 (Layout::create_note): New function, broken out of
7848 Layout::create_gold_note.
7849 (Layout::create_gold_note): Call create_note.
7850 (Layout::create_build_id): New function.
7851 (Layout::write_build_id): New function.
7852 (Close_task_runner::run): Call write_build_id.
7854 * x86_64.cc: Correct license to GPLv3.
7856 2008-03-23 Ian Lance Taylor <iant@google.com>
7858 * options.cc: Include "demangle.h".
7859 (parse_optional_string): New function.
7860 (parse_long_option): Handle takes_optional_argument.
7861 (parse_short_option): Update dash_z initializer. Handle
7862 takes_optional_argument.
7863 (General_options::General_options): Initialize do_demangle_.
7864 (General_options::finalize): Set do_demangle_. Handle demangling
7866 * options.h (parse_optional_string): Declare.
7867 (struct One_option): Add optional_arg field. Update constructor.
7868 Update call constructor calls. Add takes_optional_argument
7870 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7871 (DEFINE_optional_string): Define.
7872 (General_options::demangle): Change from DEFINE_bool to
7873 DEFINE_optional_string.
7874 (General_options::no_demangle): New function.
7875 (General_options::do_demangle): New function.
7876 (General_options::set_do_demangle): New function.
7877 (General_options::execstack_status_): Move definition to end of
7879 (General_options::static_): Likewise.
7880 (General_options::do_demangle_): New field.
7881 * object.cc (big_endian>::get_symbol_location_info): Call
7882 Options::do_demangle, not Options::demangle.
7883 * symtab.cc (demangle): Likewise.
7885 2008-03-22 Ian Lance Taylor <iant@google.com>
7887 * gold.h: Include <cstddef> and <sys/types.h>
7888 * options.h: Include <cstring>.
7890 2008-03-21 Ian Lance Taylor <iant@google.com>
7892 * Added source code to GNU binutils.