1 2010-02-05 Doug Kwan <dougkwan@google.com>
4 * arm.cc (Arm_relobj::section_is_scannable): New method.
5 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
6 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
8 2010-02-04 Doug Kwan <dougkwan@google.com>
11 * arm-reloc-property.cc (cstdio): Include.
12 * configure.ac (targetobjs): Remove duplicates.
13 * configure: Regenerate.
14 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
15 big and little endian version for a given address size.
17 2010-02-03 Doug Kwan <dougkwan@google.com>
19 * arm-reloc-property.cc
20 (Arm_reloc_property_table::reloc_name_in_error_message): New method
22 * arm-reloc-property.h
23 (Arm_reloc_property_table::get_implemented_static_reloc_property):
24 New method definition.
25 (Arm_reloc_property_table::reloc_name_in_error_message): New method
27 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
29 (GOT_PREL): Change implemented to Y.
30 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
31 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
32 (Arm_relocate_functions::movw_abs_nc): Remove method.
33 (Arm_relocate_functions::movt_abs): Ditto.
34 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
35 (Arm_relocate_functions::thm_movt_abs): Ditto.
36 (Arm_relocate_functions::movw_rel_nc): Ditto.
37 (Arm_relocate_functions::movw_rel): Ditto.
38 (Arm_relocate_functions::movt_rel): Ditto.
39 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
40 (Arm_relocate_functions:thm_movw_rel): Ditto.
41 (Arm_relocate_functions:thm_movt_rel): Ditto.
42 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
43 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
44 New method definitions.
45 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
46 (Arm_relocation_functions::arm_grp_ldr): Ditto.
47 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
48 (Arm_relocation_functions::arm_grp_ldc): Ditto.
49 (Target_arm::Relocate::relocate): Check for non-static or
50 unimplemented relocation code and exit early. Change calls to
51 Target_arm::reloc_uses_thumb_bit and
52 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
53 instead. Refactor code to handle similar relocations to increase
54 code sharing. Remove check for unsupported relocation code in switch
56 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
57 relocation property table to find out size. Change error message to
58 print out the name of a relocation code instead of the numeric value.
59 (Target_arm::scan_reloc_for_stub): Use relocation property table
60 instead of calling Target_arm::reloc_uses_thumb_bit().
62 2010-02-02 Doug Kwan <dougkwan@google.com>
64 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
65 types of relaxed input section.
67 2010-02-02 Doug Kwan <dougkwan@google.com>
69 * Makefile.am (HFILES): Add arm-reloc-property.h.
71 (TARGETSOURCES): Add arm-reloc-property.cc
72 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
73 (libgold_a_SOURCES): $(DEFFILES)
74 * Makefile.in: Regenerate.
75 * arm-reloc-property.cc: New file.
76 * arm-reloc-property.h: New file.
77 * arm-reloc.def: New file.
78 * arm.cc: Update comments.
79 (arm-reloc-property.h): New included header.
80 (arm_reloc_property_table): New global variable.
81 (Target_arm::do_select_as_default_target): New method definition.
82 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
83 arm-reloc-property to targ_extra_obj.
84 * parameters.cc (set_parameters_target): Call
85 Target::select_as_default_target().
86 * target.h (Target::select_as_default_target): New method definition.
87 (Target::do_select_as_default_target): Same.
89 2010-02-01 Doug Kwan <dougkwan@google.com>
91 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
92 first_output_text_section_.
93 (Arm_exidx_fixup::first_output_text_section): New method definition.
94 (Arm_exidx_fixup::first_output_text_section_): New data member.
95 (Arm_exidx_fixup::process_exidx_section): Record the first text
97 (Arm_output_section::fix_exidx_coverage): Set correct linked section
98 and entsize in output section header.
100 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
102 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
103 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
104 (Arm_relocate_functions::thm_alu11): New Method.
105 (Arm_relocate_functions::thm_pc8): New Method.
106 (Arm_relocate_functions::thm_pc12): New Method.
107 (Target_arm::Scan::local): Handle the relocations.
108 (Target_arm::Scan::global): Likewise.
109 (Target_arm::Relocate::relocate): Likewise.
110 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
112 2010-01-29 Doug Kwan <dougkwan@google.com>
114 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
115 of relocation types as ld.
117 2010-01-29 Doug Kwan <dougkwan@google.com>
119 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
121 (Arm_relocate_functions::thumb_branch_common): Ditto.
122 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
123 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
124 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
125 Arm_relocate_functions::jump24): Remove.
126 (Target_arm::Relocate::relocate): Adjust code to call
127 Arm_relocation_functions::arm_branch_common and
128 Arm_relocation_functions::thumb_branch_common instead of their removed
129 wrappers. Merge switch-cases together to reduce source code size.
131 2010-01-29 Doug Kwan <dougkwan@google.com>
133 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
134 output_local_symbol_count_needs_update_.
135 (Arm_relobj::output_local_symbol_count_needs_update,
136 Arm_relobj::set_output_local_symbol_count_needs_update,
137 Arm_relobj::update_output_local_symbol_count): New methods.
138 (Arm_relobj::output_local_symbol_count_needs_update_): New data
140 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
141 of pointed function as in a R_ARM_PREL31 relocation.
142 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
143 for output local symbol count updating.
144 (Target_arm::do_relax): Update output local symbol counts in objects
146 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
148 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
150 * arm.cc: Added support for the ARM relocations:
151 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
152 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
153 (Arm_relocate_functions::movw_rel_nc): Renamed (was
155 (Arm_relocate_functions::movw_rel): New method.
156 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
157 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
159 (Arm_relocate_functions::thm_movw_rel): New method.
160 (Arm_relocate_functions::thm_movt_rel): Renamed (was
162 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
164 (Target_arm::Scan::global): Likewise.
165 (Target_arm::Relocate::relocate): Likewise.
166 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
169 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
171 * arm.cc: Added support for ARM group relocations.
172 (Target_arm::reloc_needs_sym_origin): New method.
173 (Arm_relocate_functions::calc_grp_kn): New method.
174 (Arm_relocate_functions::calc_grp_residual): New method.
175 (Arm_relocate_functions::calc_grp_gn): New method.
176 (Arm_relocate_functions::arm_grp_alu): New Method.
177 (Arm_relocate_functions::arm_grp_ldr): New Method.
178 (Arm_relocate_functions::arm_grp_ldrs): New Method.
179 (Arm_relocate_functions::arm_grp_ldc): New Method.
180 (Target_arm::Scan::local): Handle the ARM group relocations.
181 (Target_arm::Scan::global): Likewise.
182 (Target_arm::Relocate::relocate): Likewise.
183 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
186 2010-01-26 Doug Kwan <dougkwan@google.com>
188 * arm.cc (set): Include.
189 (class Arm_exidx_fixup): Change type of last_input_section_ to const
191 (Arm_output_section::Text_section_list): New type.
192 (Arm_output_section::append_text_sections_to_list): New method.
193 (Arm_output_section::fix_exidx_coverage): Ditto.
194 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
195 (Arm_relobj::convert_input_section_to_relaxed_section): Use
196 Relobj::set_section_offset() instead of
197 Sized_relobj::invalidate_section_offset().
198 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
199 parameter for section headers. Ignore relocation sections for
200 unallocated sections and EXIDX sections.
201 (Target_arm::fix_exidx_coverage): New method.
202 (Target_arm::output_section_address_less_than): New type.
203 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
204 linked text section instead of the EXIDX section.
205 (Arm_output_section::create_stub_group): Add an assertion to check
206 that this is not an EXIDX output section.
207 (Arm_output_section::append_text_sections_to_list): New method.
208 (Arm_output_section::fix_exidx_coverage): Ditto.
209 (Arm_relobj::scan_sections_for_stubs): Adjust call to
210 Arm_relobj::section_needs_reloc_stub_scanning.
211 (Target_arm::do_relax): Fix EXIDX output section coverage in the
213 (Target_arm::fix_exidx_coverage): New method.
214 * object.h (Relobj::set_output_section): New method.
215 (Sized_relobj::invalidate_section_offset): Remove method.
216 (Sized_relobj::do_invalidate_section_offset): Remove method.
217 (Sized_relobj::do_set_section_offset): Handle offset value -1.
219 2010-01-25 Doug Kwan <dougkwan@google.com>
221 * arm.cc (Arm_exidx_merged_section::do_output_offset):
222 Fix warning due to signed and unsigned comparison on a 32-bit host.
224 2010-01-22 Doug Kwan <dougkwan@google.com>
226 * arm.cc (Target_arm::do_relax): Record an output section for section
227 offset adjustment it contains any stub table that has changed.
228 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
229 offsets in an output section if necessary.
230 * output.cc (Output_section::Output_section): Initialize
231 section_offsets_need_adjustments_.
232 (Output_section::add_input_section_for_script): Renamed to
233 Output_section::add_simple_input_section.
234 (Output_section::save_states): Add a comment.
235 (Output_section::discard_states): New method defintion.
236 (Output_section::adjust_section_offsets): Same.
237 * output.h (Output_section::add_input_section_for_script): Renamed to
238 Output_section::add_simple_input_section.
239 (Output_section::discard_states): New method declaration.
240 (Output_section::adjust_section_offsets): Same.
241 (Output_section::section_offsets_need_adjustment,
242 Output_section::set_section_offsets_need_adjustment): New method
244 (Output_section::section_offsets_need_adjustment_): New data member.
246 (Output_section_element_input::set_section_address): Adjust code for
247 renaming of Output_section::add_input_section_for_script.
248 (Orphan_output_section::set_section_address): Same.
250 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
252 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
253 Fix_v4bx enum values .
254 * gold/options.h (General_options): New option definitions.
255 (General_options::fix_v4bx): New method.
256 (General_options::Fix_v4bx): New enum.
257 * gold/options.cc (General_options::parse_fix_v4bx): New method.
258 (General_options::parse_fix_v4bx_interworking): New method.
260 2010-01-22 Doug Kwan <dougkwan@google.com>
262 * arm.cc (Arm_exidx_fixup): New class.
264 2010-01-21 Doug Kwan <dougkwan@google.com>
266 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
268 (Arm_exidx_section_offset_map): New type.
270 2010-01-21 Doug Kwan <dougkwan@google.com>
272 * arm.cc (Arm_exidx_input_section): New class.
273 (Arm_relobj::exidx_input_section_by_link,
274 Arm_relobj::exidx_input_section_by_shndx,
275 Arm_relobj::make_exidx_input_section): New methods.
276 (read_arm_attributes_section): Remove.
277 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
278 information about them.
279 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
282 2010-01-20 Doug Kwan <dougkwan@google.com>
284 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
285 Input_section_specifier to Section_id.
286 (Target_arm::new_arm_input_section: Adjust code for change of key
288 (Target_arm::find_arm_input_section): Ditto.
289 * gc.h (object.h): Include for Section_id nand Section_id_hash.
290 (Section_id): Remove.
291 (Garbage_collection::Section_id_hash): Remove.
292 * icf.h (object.h): Include for Section_id nand Section_id_hash.
293 (Section_id): Remove.
294 (Icf::Section_id_hash): Remove.
295 * object.h (Section_id, Const_section_id, Section_id_hash,
296 Const_section_id_hash): New type definitions.
297 * output.cc (Output_section::add_relaxed_input_section): Change to
298 use Const_section_id instead of Input_section_specifier as key type.
299 (Output_section::add_merge_input_section): Ditto.
300 (Output_section::build_relaxation_map): Change to use Section_id
301 instead of Input_section_specifier as key type.
302 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
304 (Output_section::convert_input_sections_to_relaxed_sections): Change
305 to use Const_section_id instead of Input_section_specifier as key type.
306 (Output_section::find_merge_section): Ditto.
307 (Output_section::find_relaxed_input_section): Ditto.
308 * output.h (Input_section_specifier): Remove class.
309 (Output_section::Output_section_data_by_input_section_map): Change
310 key type to Const_section_id.
311 (Output_section::Output_relaxed_input_section_by_input_section_map):
313 (Output_section::Relaxation_map): Change key type to Section_id.
315 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
317 * gold/arm.cc: Added support for R_ARM_V4BX relocation
318 (class Arm_v4bx_stub): New class.
319 (DEF_STUBS): Updated definition to support v4_veneer_bx.
320 (Stub_factory::make_arm_v4bx_stub): New method.
321 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
322 (Stub_table::empty): Handle v4bx stubs.
323 (Stub_table::add_arm_v4bx_stub): New method.
324 (Stub_table::find_arm_v4bx_stub): New method.
325 (Arm_relocate_functions::v4bx): New method.
326 (Target_arm::fix_v4bx): New method.
327 (Target_arm::Target_arm): Handle R_ARM_V4BX.
328 (Stub_table::relocate_stubs): Likewise.
329 (Stub_table::do_write): Likewise.
330 (Stub_table::update_data_size_and_addralign): Likewise.
331 (Stub_table::finalize_stubs): Likewise.
332 (Target_arm::Scan::local): Likewise.
333 (Target_arm::Scan::global): Likewise.
334 (Target_arm::do_finalize_sections): Likewise.
335 (Target_arm::Relocate::relocate): Likewise.
336 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
338 (Target_arm::scan_reloc_for_stub): Likewise.
339 (Target_arm::scan_reloc_section_for_stubs): Likewise.
341 2010-01-19 Ian Lance Taylor <iant@google.com>
343 * output.cc (Output_section_headers::do_sized_write): Write large
344 segment count to sh_info field.
345 (Output_file_header::do_sized_write): For large segment count,
346 write PN_XNUM to e_phnum field.
348 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
350 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
351 (Arm_relocate_functions::thm_jump8): New function.
352 (Arm_relocate_functions::thm_jump11): New function.
353 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
355 (Target_arm::Scan::global): Likewise.
356 (Target_arm::Relocate::relocate): Likewise.
357 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
360 2010-01-14 Doug Kwan <dougkwan@google.com>
362 * arm.cc (map, utility): Include headers.
363 (Target_arm::apply_cortex_a8_workaround): New method.
364 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
365 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
366 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
367 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
368 the --[no-]fix-cortex-a8 command line options.
369 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
370 (Target_arm::relocate_stub): Use addend in instruction template.
371 * options.h (DEFINE_bool): Set the user-set flag.
372 (General_options): Add --[no-]-fix-cortex options.
373 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
374 : Update fast look-up map after conversion.
376 2010-01-14 Sriraman Tallam <tmsriram@google.com>
378 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
379 in the first pass of do_layout.
381 2010-01-13 Doug Kwan <dougkwan@google.com>
383 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
384 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
385 apparent compiler problem of not folding static constant integral
386 data members of elfcpp::Elf_sizes<32>.
388 2010-01-13 Doug Kwan <dougkwan@google.com>
390 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
391 Arm_relobj::section_needs_cortex_a8_stub_scanning,
392 Arm_relobj::scan_section_for_cortex_a8_erratum,
393 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
394 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
395 sections to scan for relocation stubs into a new method
396 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
397 relocation and Cortex-A8 stub scanning.
398 (Target_arm::do_relax): Force stubs to be after stubbed sections
399 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
400 the beginning of a new relaxation pass. Update a comment.
401 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
403 2010-01-12 Ian Lance Taylor <iant@google.com>
405 * target-reloc.h (visibility_error): New inline function.
406 (relocate_section): Call visibility_error.
407 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
408 (MOSTLYCLEANFILES): Likewise.
409 (protected_4_pic.o, protected_3.err): New targets.
410 * testsuite/protected_4.cc: New file.
412 2010-01-12 Doug Kwan <dougkwan@google.com>
414 * arm.cc (Cortex_a8_reloc): New class.
415 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
416 and cortex_a8_relocs_info_.
417 (Target_arm::fix_cortex_a8): New method definition.
418 (Target_arm::Cortex_a8_relocs_info): New type.
419 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
420 New data member declarations.
421 (Target_arm::scan_reloc_for_stub): Record information about
422 relocations for THUMB branches that might be exempted from the
423 Cortex-A8 workaround.
424 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
425 at the beginning of a relaxation pass.
427 2010-01-12 Doug Kwan <dougkwan@google.com>
429 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
430 (Arm_relobj::Mapping_symbol_position,
431 Arm_reloj::Mapping_symbol_position_less,
432 Arm_relobj::Mapping_symbols_info): New types.
433 (Target_arm::is_mapping_symbol_name): New method definition.
434 (Arm_relobj::do_count_local_symbols): Save information about mapping
437 2010-01-11 Doug Kwan <dougkwan@google.com>
439 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
440 Arm_relocate_functions::thumb32_branch_upper,
441 Arm_relocate_functions::thumb32_branch_lower,
442 Arm_relocate_functions::thumb32_cond_branch_offset,
443 Arm_relocate_functions::thumb32_cond_branch_upper,
444 Arm_relocate_functions::thumb32_cond_branch_lower,
445 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
446 branch offset encoding.
447 (Arm_relocate_functions::thumb_branch_common): Use new branch
448 offset encoding methods to avoid code duplication.
449 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
450 (Stub_addend_reader::operator()): Use new branch encoding method
451 to avoid code duplication.
453 2010-01-11 Doug Kwan <dougkwan@google.com>
455 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
456 (Target_arm::do_finalize_sections): Define special EXIDX section
457 symbols only if referenced.
458 * gc.h (Garbage_collection::add_reference): New method.
459 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
462 2010-01-11 Ian Lance Taylor <iant@google.com>
464 * script.cc (Version_script_info::build_expression_list_lookup):
465 Change complaing about duplicate wildcard match from error to
468 * script.cc (class Lazy_demangler): Recreate--revert part of patch
470 (Version_script_info::Version_script_info): Initialize globs_,
471 default_version_, default_is_global_, and exact_. Don't
472 initialize globals_ or locals_.
473 (Version_script_info::build_lookup_tables): Build local symbols
475 (Version_script_info::unquote): New function.
476 (Version_script_info::add_exact_match): New function.
477 (Version_script_info::build_expression_list_lookup): Remove lookup
478 parameter. Add is_global parameter. Change all callers. Handle
479 wildcard pattern specially. Unquote pattern. Call
481 (Version_script_info::get_name_to_match): New function.
482 (Version_script_info::get_symbol_version): New function.
483 (Version_script_info::get_symbol_version_helper): Remove.
484 (Version_script_info::check_unmatched_names): Call unquote.
485 * script.h (class Version_script_info): Change get_symbol_version
486 to be non-inline and add is_global parameter; change all callers.
487 Rewrite symbol_is_local. Update declarations. Define struct
488 Version_tree_match, Exact, Globs. Don't define struct Lookup.
489 Remove globals_ and locals_ members. Add exact_, globs_,
490 default_version_, is_global_.
491 (Version_script_info::Glob): Remove pattern, add expression and
492 is_global. Update constructor. Change all callers.
493 * dynobj.cc (Versions::finalize): Mark the version symbol as the
495 (Versions::symbol_section_contents): If a symbol is undefined, or
496 defined in a dynamic object, set the version index to
498 * symtab.cc (Symbol_table::add_from_relobj): Don't call
500 (Symbol_table::add_from_pluginobj): Likewise.
501 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
503 2010-01-11 Doug Kwan <dougkwan@google.com>
505 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
506 (incremental_dump_LDADD): Add linking option for libintl.
507 * Makefile.in: Regenerate.
509 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
512 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
514 * testsuite/Makefile.in: Regenerated.
516 2010-01-10 Doug Kwan <dougkwan@google.com>
518 * options.h (DEFINE_var): Use parentheses around argument varname__
519 in macro body to avoid any unintended subsequent substitutions.
521 2010-01-10 Ian Lance Taylor <iant@google.com>
523 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
524 candidates before doing symbol resolution.
526 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
527 ODR candidates if only one is weak.
529 2010-01-08 Ian Lance Taylor <iant@google.com>
531 * script.cc (Version_script_info::build_expression_list_lookup):
532 Don't warn about ambiguous version, just record the ambiguity.
533 (Version_script_info::get_symbol_version_helper): Give error if
534 version is ambiguous.
536 2010-01-08 Doug Kwan <dougkwan@google.com>
538 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
539 prev_data_size_ and prev_addralign_. Remove initializer for
540 deleted data member has_been_changed_.
541 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
542 to determine if the table is empty.
543 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
545 (Stub_table::add_reloc_stub): Define method in class definition
546 instead of just declaring it there.
547 (Stub_table::add_cortex_a8_stub): New method definition.
548 (Stub_table::update_data_size_and_addralign): Ditto.
549 (Stub_table::finalize_stubs): Ditto.
550 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
551 (Stub_table::do_addralign_): Return address alignment in the
552 (Stub_table::do_reset_address_and_file_offset): Define method in
553 class definition instead of declaring it there. Set current data
554 size to be the data size of the previous pass.
555 (Stub_table::set_final_data_size): Use current data size as the
557 (Stub_table::relocate_stub): Change parameter type of stub from
558 Reloc_stub pointer to Stub pointer.
559 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
560 (Stub_table::Cortex_a8_stub_list): New typedef.
561 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
562 Stub_table::prev_addralign_): New data member.
563 (Arm_relobj::Arm_relobj): Initialize data member
564 section_has_cortex_a8_workaround_.
565 (Arm_relobj::section_has_cortex_a8_workaround,
566 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
568 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
570 (Target_arm::relocate_stub): Change parameter type of stub from
571 Reloc_stub pointer to Stub pointer.
572 (Insn_template::size, Insn_template::alignment): Handle
573 THUMB16_SPECIAL_TYPE.
574 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
575 Stub_table::update_data_size_and_addralign,
576 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
578 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
579 (Stub_table::do_write): Ditto.
580 (Target_arm::do_relax): Adjust code for changes in Stub_table.
582 2010-01-08 Ian Lance Taylor <iant@google.com>
585 * symtab.h (class Symbol): Remove fields is_target_special_ and
586 has_plt_offset_. Add field is_defined_in_discarded_section_.
587 (Symbol::is_defined_in_discarded_section): New function.
588 (Symbol::set_is_defined_in_discarded_section): New function.
589 (Symbol::has_plt_offset): Rewrite.
590 (Symbol::set_plt_offset): Verify that new offset is not -1U.
591 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
592 Don't initialize is_target_special_ or has_plt_offset_.
593 Initialize is_defined_in_discarded_section_.
594 (Symbol_table::add_from_relobj): If appropriate, set
595 is_defined_in_discarded_section.
596 * resolve.cc (Symbol::override_base_with_special): Don't test
597 is_target_special_. Change has_plt_offset_ to has_plt_offset().
598 * target-reloc.h (relocate_section): Do special handling for
599 symbols defined in discarded sections for global symbols as well
602 2010-01-08 Ian Lance Taylor <iant@google.com>
604 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
607 2010-01-08 Ian Lance Taylor <iant@google.com>
609 * object.cc (Sized_relobj::do_layout): Don't get confused if
610 layout_eh_frame returns NULL.
612 2010-01-08 Ian Lance Taylor <iant@google.com>
615 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
616 dynamic symbol table, use the normal symbol table.
617 (Sized_dynobj::do_read_symbols): Remove assertion about type of
620 2010-01-08 Ian Lance Taylor <iant@google.com>
623 * layout.cc (Layout::include_section): Remove .gnu_debuglink
626 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
628 * version.cc (print_version): Change to "Copyright 2010".
630 2010-01-08 Ian Lance Taylor <iant@google.com>
634 * i386.cc (class Target_i386): Change return type of plt_section
636 (class Output_data_plt_i386): Add tls_desc_rel_ field.
637 (Output_data_plt_i386::Output_data_plt_i386): Initialize
639 (Output_data_plt_i386::rel_tls_desc): New function.
640 (Target_i386::rel_tls_desc_section): New function.
641 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
642 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
643 R_386_TLS_DESC reloc in rel_tls_desc_section.
644 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
645 Define struct Tlsdesc_info.
646 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
647 (Target_x86_64::do_reloc_symbol_index): New function.
648 (Target_x86_64::add_tlsdesc_info): New function.
649 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
650 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
652 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
654 (Output_data_plt_x86_64::rela_tlsdesc): New function.
655 (Target_x86_64::rela_tlsdesc_section): New function.
656 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
658 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
659 (Target_x86_64::do_reloc_addend): New function.
660 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
661 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
662 declarations. Define TARGET_CODE. Add arg field to u1_ union.
663 (Output_reloc::type): New function.
664 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
665 (Output_reloc::is_target_specific): New function.
666 (Output_reloc::target_arg): New function.
667 (class Output_reloc) [SHT_RELA]: Add four new constructors for
668 absolute relocs and target specific relocs.
669 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
671 (class Output_data_reloc) [SHT_RELA]: Likewise.
672 * output.cc (Output_reloc::Output_reloc): Add four new versions
673 for absolute relocs and target specific relocs.
674 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
675 (Output_reloc::get_symbol_index): Likewise.
676 (Output_reloc::local_section_offset): Check that local_sym_index_
677 is not TARGET_CODE or 0.
678 (Output_reloc::symbol_value): Likewise.
679 (Output_reloc::write) [SHT_RELA]: Call target for target specific
681 * target.h (class Target): Add reloc_symbol_index and reloc_addend
682 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
684 * layout.cc (add_target_dynamic_tags): Use output section for
685 DT_PLTRELSZ and DT_JMPREL.
687 2010-01-07 Ian Lance Taylor <iant@google.com>
690 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
692 (class Output_data_reloc_generic): Define.
693 (class Output_data_reloc_base): Change base class to
694 Output_data_reloc_generic. Change add() method to call
695 bump_relative_reloc_count for a relative reloc. Remove
697 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
699 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
700 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
702 * layout.h (class Layout): Update declaration.
704 2010-01-07 Ian Lance Taylor <iant@google.com>
706 * output.h (class Output_data): Add const version of
707 output_section and do_output_section.
708 (class Output_section_data): Add const version of
710 (class Output_section): Likewise.
711 * layout.cc (Layout::add_target_dynamic_tags): New function.
712 * layout.h (class Layout): Update declarations.
713 * arm.cc (Target_arm::do_finalize_sections): Use
714 add_target_dynamic_tags.
715 * i386.cc (Target_i386::do_finalize_sections): Likewise.
716 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
717 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
718 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
720 2010-01-07 Ian Lance Taylor <iant@google.com>
723 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
726 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
727 Ian Lance Taylor <iant@google.com>
730 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
731 Xindex::read_symtab_xindex.
733 2010-01-07 Doug Kwan <dougkwan@google.com>
735 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
736 (Insn_template::thumb16_bcond_insn): New method declaration.
737 (Insn_template): Fix spelling.
738 (Stub::thumb16_special): New method declaration.
739 (Stub::do_write): Define virtual method which was previously pure
741 (Stub::do_thumb16_special): New method declaration.
742 (Stub::do_fixed_endian_write): New template member.
743 (Reloc_stub::do_write): Remove.
744 (Reloc_stub::do_fixed_endian_write): Remove.
745 (Cortex_a8_stub): New class definition.
746 (Stub_factory::make_cortex_a8_stub): New method definition.
747 (Stub_factory::Stub_factory): Add missing static storage class
748 qualifier for elf32_arm_stub_a8_veneer_blx.
750 2010-01-07 Ian Lance Taylor <iant@google.com>
753 * options.h (class General_options): Add --warn-unresolved-symbols
754 and --error-unresolved-symbols.
755 * errors.cc (Errors::undefined_symbol): Implement
756 --warn-unresolved-symbols.
758 * options.h (class General_options): Add -z text and -z textoff.
759 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
761 2010-01-06 Sriraman Tallam <tmsriram@google.com>
763 * gc.h (Garbage_collection::Cident_section_map): New typedef.
764 (Garbage_collection::cident_sections): New function.
765 (Garbage_collection::add_cident_section): New function.
766 (Garbage_collection::cident_sections_): New member.
767 (gc_process_relocs): Add references to sections whose names are C
769 * gold.h (cident_section_start_prefix): New constant.
770 (cident_section_stop_prefix): New constant.
771 (is_cident): New function.
772 * layout.cc (Layout::define_section_symbols): Replace string constants
773 with the newly defined constants.
774 * object.cc (Sized_relobj::do_layout): Track sections whose names are
776 * testsuite/Makefile.am: Add gc_orphan_section_test.
777 * testsuite/Makefile.in: Regenerate.
778 * testsuite/gc_orphan_section_test.cc: New file.
779 * testsuite/gc_orphan_section_test.sh: New file.
781 2010-01-06 Ian Lance Taylor <iant@google.com>
784 * options.h (class General_options): Add --warn-shared-textrel.
785 * layout.cc (Layout::finish_dynamic_section): Implement
786 --warn-shared-textrel.
789 * options.h (class General_options): Add --warn-multiple-gp.
791 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
793 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
794 $(THREADSLIB) and $(LIBDL).
795 * Makefile.in: Rebuild.
797 2010-01-06 Ian Lance Taylor <iant@google.com>
800 * options.cc (General_options::parse_section_start): New function.
801 (General_options::section_start): New function.
802 (General_options::General_options): Initialize all members.
803 * options.h: Include <map>
804 (class General_options): Add --section-start. Add section_starts_
806 * layout.cc (Layout::attach_allocated_section_to_segment): If
807 --section-start was used, set the address of the segment. Remove
809 (Layout::relaxation_loop_body): If the address of the load segment
810 has been set by --section-start, don't use it.
811 * output.h (Output_segment::update_flags_for_output_section): New
813 * output.cc (Output_segment::add_output_section): Call
814 update_flags_for_output_section.
816 2010-01-05 Ian Lance Taylor <iant@google.com>
819 * options.h (class General_options): Add --undefined-version.
820 * script.cc (struct Version_expression): Add was_matched_by_symbol
822 (Version_script_info::matched_symbol): New function.
823 (Version_script_info::get_symbol_version_helper): Call
825 (Version_script_info::check_unmatched_names): New function.
826 * script.h (class Version_script_info): Update declarations.
827 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
829 * options.h (class General_options): Use DEFINE_bool_alias for
830 allow_multiple_definition.
831 * resolve.cc (Symbol_table::should_override): Don't test
832 allow_multiple_definition.
835 * options.h (class General_options): Add --cref.
836 * main.cc (main): Print cref table if --cref. Don't close mapfile
837 until after printing cref table.
838 * cref.cc: Include "symtab.h".
839 (class Cref_inputs): Define Cref_table_compare and Cref_table.
840 (Cref_table_compare::operator()): New function.
841 (Cref_inputs::gather_cref): New function.
842 (filecol): New static const.
843 (Cref_inputs::print_cref): New function.
844 (Cref::print_cref): New function.
845 * cref.h: Include <cstdio>.
846 (class Cref): Update declarations.
847 * mapfile.h (Mapfile::file): New function.
848 * object.h (class Object): Define Symbols. Declare virtual
849 do_get_global_symbols.
850 (Object::get_global_symbols): New function.
851 * object.cc (Input_objects::add_object): Pass object to cref_ if
853 (Input_objects::archive_start): Likewise.
854 (Input_objects::archive_stop): Likewise.
855 (Input_objects::print_cref): New function.
856 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
857 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
859 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
861 * plugin.h (class Sized_pluginobj): Update declarations.
863 2010-01-05 Ian Lance Taylor <iant@google.com>
865 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
866 to is_default_version. Rename insdef to insdefault.
867 (Symbol_table::add_from_relobj): Rename def to is_default_version
868 and local to is_forced_local.
869 (Symbol_table::add_from_pluginobj): Likewise.
870 (Symbol_table::add_from_dynobj): Likewise.
871 (Symbol_table::define_special_symbol): Rename insdef to
874 2010-01-04 Ian Lance Taylor <iant@google.com>
877 * options.h (class General_options): Add
878 --allow-multiple-definition and -z muldefs.
879 * resolve.cc (Symbol_table::should_override): Don't warn about a
880 multiple symbol definition if --allow-multiple-definition or -z
884 * options.h (class General_options): Add --add-needed and
885 --copy-dt-needed-entries. Tweak --as-needed help entry.
886 * object.cc (Input_objects::check_dynamic_dependencies): Give an
887 error if --copy-dt-needed-entries aka --add-needed is used and
888 would cause a change in behaviour.
891 * options.h (class General_options): Add -G as a short version of
892 --shared. Add no-op options -assert, -g, and -i.
894 2010-01-04 Sriraman Tallam <tmsriram@google.com>
896 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
897 check for .text or .gnu.linkonce.t sections.
898 * icf.cc (Icf::find_identical_sections): Ditto.
899 Change the detection for mangled function name within the section
901 * icf.h (is_section_foldable_candidate): New function.
903 2009-12-30 Ian Lance Taylor <iant@google.com>
906 * options.h (class General_options): Permit two dashes with
907 --retain-symbols-file.
909 2009-12-30 Ian Lance Taylor <iant@google.com>
912 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
913 don't put the file header and segment headers in the text
917 * common.cc (Sort_commons::operator()): Stabilize sort when both
919 (Symbol_table::do_allocate_commons_list): When allocating common
920 symbols, skip a symbol which is no longer common.
921 * symtab.h (Symbol::is_common): Test whether the symbol comes from
922 an object before checking its type.
923 * testsuite/common_test_2.c: New file.
924 * testsuite/common_test_3.c: New file.
925 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
926 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
927 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
928 (common_test_2_pic.o, common_test_2.so): New targets.
929 (common_test_3_pic.o, common_test_3.so): New targets.
930 * testsuite/Makefile.in: Rebuild.
933 * script.cc (read_input_script): If we see a new SECTIONS clause,
934 and we have added an input section, give an error.
935 * layout.h (class Layout): Add have_added_input_section function.
936 Add have_added_input_section_ field.
937 * layout.cc (Layout::Layout): Initialize
938 have_added_input_section_.
939 (Layout::layout): Set have_added_input_section_.
940 (Layout::layout_eh_frame): Likewise.
942 2009-12-30 Ian Lance Taylor <iant@google.com>
945 * options.h (class General_options): Add --sort-common option.
946 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
947 * common.cc (Sort_common): Add sort_order parameter to
948 constructor. Add sort_order_ field.
949 (Sort_commons::operator): Check sort_order_.
950 (Symbol_table::allocate_commons): Determine the sort order.
951 (Symbol_table::do_allocate_commons): Add sort_order parameter.
953 (Symbol_table::do_allocate_commons_list): Likewise.
955 2009-12-30 Ian Lance Taylor <iant@google.com>
958 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
959 symbols from this object, don't change the visibility of an
961 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
963 2009-12-30 Ian Lance Taylor <iant@google.com>
966 * script.h (class Version_script_info): Define Language enum.
967 Update declarations. Define Glob, Exact, and Lookup types. Add
968 new fields globals_, locals_, and is_finalized_.
969 * script.cc: Various formatting fixes.
970 (class Parser_closure): Change language_stack_ from a vector of
971 std::string to one of Version_script_info::Language. Adjust all
973 (class Lazy_demangler): Remove.
974 (struct Version_expression): Change language from std::string to
975 Version_script_info::Language.
976 (Version_script_info::Version_script_info): New function.
977 (Version_script_info::~Version_script_info): Don't call clear.
978 (Version_script_info::finalize): New function.
979 (Version_script_info::build_lookup_tables): New function.
980 (Version_script_info::build_expression_list_lookup): New
982 (Version_script_info::get_symbol_version_helper): Rewrite to use
984 (Version_script_info::print_expression_list): Adjust to use
985 Version_script_info::Language.
986 (script_push_lex_into_version_mode): Check that the version script
987 has not been finalized.
988 (version_script_push_lang): Change language string to
989 Version_script_info::Language.
990 * options.cc (Command_line::version_script): New function.
991 * options.h (class General_options): Add finalize_dynamic_list
992 function. Change version_script from declaration to definition.
993 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
994 * testsuite/version_script.map: Remove duplicate def of foo.
995 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
997 * testsuite/Makefile.in: Rebuild.
999 2009-12-30 Ian Lance Taylor <iant@google.com>
1002 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1003 if the input symbol index is 0, make the output symbol index 0.
1005 2009-12-30 Ian Lance Taylor <iant@google.com>
1008 * options.h (class General_options): Add -x/--discard-all.
1009 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1010 --discard-all. If the local symbol needs a dynamic entry, check
1011 that before handling --discard-locals.
1013 2009-12-30 Ian Lance Taylor <iant@google.com>
1016 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1018 (Output_segment::add_output_section): Don't change the flags if
1022 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1023 GNU hash table if they need a dynamic value. Otherwise, don't add
1024 them if they are defined in a dynamic object or are forced local.
1026 2009-12-29 Ian Lance Taylor <iant@google.com>
1029 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1030 .gnu.hash table for a 32-bit target.
1033 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1034 regular and a dynamic object only needs a dynamic symbol table
1035 entry if it is externally visible.
1038 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1039 constructor. Add global_offset_table_ field.
1040 (Target_i386::got_section): Set global_offset_table_.
1041 (Target_i386::do_finalize_sections): Set global_offset_table_
1043 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1044 in constructor. Add global_offset_table_ field.
1045 (Target_x86_64::got_section): Set global_offset_table_.
1046 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1049 * layout.cc (Layout::Layout): Initialize increase_relro_.
1050 (Layout::get_output_section): Add is_relro, is_last_relro, and
1051 is_first_non_relro parameters. Change all callers.
1052 (Layout::choose_output_section): Likewise.
1053 (Layout::add_output_section_data): Likewise.
1054 (Layout::make_output_section): Likewise.
1055 (Layout::set_segment_offsets): Clear increase_relro when using a
1057 * layout.h (class Layout): Add increase_relro method. Add
1058 increase_relro_ field. Update declarations.
1059 * output.cc (Output_section::Output_section): Initialize
1060 is_last_relro_ and is_first_non_relro_.
1061 (Output_segment::add_output_section): Group relro sections is
1062 do_sort is true. Handle is_last_relro and is_first_non_relro.
1063 (Output_segment::maximum_alignment): Remove relro handling.
1064 (Output_segment::set_section_addresses): Add increase_relro
1065 parameter. Change all callers. Add initial alignment to align
1066 relro sections on separate page. Remove old relro handling.
1067 (Output_segment::set_section_list_addresses): Remove in_relro
1068 parameter. Change all callers.
1069 (Output_segment::set_offset): Add increase parameter. Change all
1070 callers. Remove old relro handling.
1071 * output.h (class Output_section): Add new methods: is_last_relro,
1072 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1073 Add is_last_relro_ and is_first_non_relro_ fields.
1074 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1075 Create separate .got.plt section. Call increase_relro.
1076 * x86_64.cc (Target_x86_64::got_section): Likewise.
1077 * testsuite/relro_script_test.t: Add .got.plt.
1080 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1081 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1082 (Layout::finalize): Call set_dynamic_symbol_size.
1083 (Layout::set_dynamic_symbol_size): New function.
1084 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1085 set_dynamic_symbol_size.
1088 * output.h (class Output_section): Add is_entsize_zero_ field.
1089 * output.cc (Output_section::Output_section): Initialize
1091 (Output_section::set_entsize): If two different entsizes are
1092 requested, force it to zero.
1093 (Output_section::add_input_section): Set flags for .debug_str
1094 before updating section flags. Set entsize.
1095 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1096 and SHF_STRING if all input sections have those flags.
1098 2009-12-29 Rafael Espindola <espindola@google.com>
1100 * main.cc (main): Fix the sys time reporting.
1101 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1104 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1106 * options.cc (General_options::parse_version): Allow -v to exit
1107 without an error if there is nothing to link.
1109 2009-12-29 Ian Lance Taylor <iant@google.com>
1111 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1112 using a version of gcc before 4.1.
1113 * configure: Rebuild.
1115 2009-12-28 Chris Demetriou <cgd@google.com>
1117 * attributes.cc (Output_attributes_section_data::do_write): Use
1118 std::vector::front rather than std::vector::data.
1120 2009-12-28 Ian Lance Taylor <iant@google.com>
1122 * symtab.h (class Symbol_table): Add enum Defined.
1123 * resolve.cc (Symbol_table::should_override): Add defined
1124 parameter. Change all callers. Test whether object is NULL
1125 before calling a method on it.
1126 (Symbol_table::report_resolve_problem): Add defined parameter.
1128 (Symbol_table::should_override_with_special): Likewise.
1129 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1130 parameter. Change all callers.
1131 (Symbol_table::do_define_in_output_data): Likewise.
1132 (Symbol_table::define_in_output_segment): Likewise.
1133 (Symbol_table::do_define_in_output_segment): Likewise.
1134 (Symbol_table::define_as_constant): Likewise.
1135 (Symbol_table::do_define_as_constant): Likewise.
1136 * script.h (class Symbol_assignment): Add is_defsym parameter to
1137 constructor; change all callers.
1138 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1139 parameter. Change all callers. Add is_defsym_ field.
1140 (class Parser_closure): Add parsing_defsym parameter to
1141 constructor; change all callers. Add parsing_defsym accessor
1142 function. Add parsing_defsym_ field.
1144 2009-12-28 Ian Lance Taylor <iant@google.com>
1146 * gold.cc (queue_middle_tasks): Fix formatting.
1147 * object.cc (Relobj::is_section_name_included): Likewise.
1149 2009-12-23 Ian Lance Taylor <iant@google.com>
1151 * i386.cc (Target_i386::do_calls_non_split): Recognize
1152 -fsplit-stack prologue for a function with a static chain.
1153 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1154 -fsplit-stack prologue when using %r11.
1156 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1158 * options.cc (General_options::parse_version): Make -v continue and do
1159 the link like GNU ld does.
1161 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1163 * Makefile.am (CCFILES): Add timer.cc.
1164 (HFILES): Add timer.h.
1165 * configure.ac: Check for sysconf and times.
1166 * main.cc: include timer.h.
1167 (main): Use Timer instead of get_run_time.
1170 * workqueue.cc: include timer.h.
1171 (Workqueue::find_and_run_task):
1172 Report user, sys and wall time.
1173 * Makefile.in: Regenerate.
1174 * config.in: Regenerate.
1175 * configure: Regenerate.
1177 2009-12-16 Doug Kwan <dougkwan@google.com>
1179 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1181 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1182 relaxed input sections.
1183 * output.cc (Output_section::find_relaxed_input_section): Change
1184 return type to Output_relaxed_input_section pointer. Adjust code
1185 for new type of relaxed_input_section_map_.
1186 * output.h (Output_section::find_relaxed_input_section): Change
1187 return type to Output_relaxed_input_section pointer.
1188 (Output_section::Output_relaxed_input_section_by_input_section_map):
1190 (Output_section::relaxed_input_section_map_): Change type to
1191 Output_section::Output_relaxed_input_section_by_input_section_map.
1192 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1195 2009-12-15 Ian Lance Taylor <iant@google.com>
1197 * layout.cc (Layout::create_shstrtab): Only write out after input
1198 sections if we are compressing debug sections.
1200 2009-12-15 Ian Lance Taylor <iant@google.com>
1202 * archive.cc (Archive::add_symbols): Only look up a symbol without
1203 a version if there is, in fact, a version.
1205 2009-12-14 Ian Lance Taylor <iant@google.com>
1207 Revert -Wshadow changes, all changes from:
1208 2009-12-11 Doug Kwan <dougkwan@google.com>
1209 2009-12-11 Nick Clifton <nickc@redhat.com>
1210 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1212 2009-12-11 Doug Kwan <dougkwan@google.com>
1214 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1216 * attributes.cc (Object_attribute::size): Ditto.
1217 (Attributes_section_data::size): Ditto.
1218 (Attributes_section_data::Attributes_section_data): Ditto.
1219 (Output_attributes_section_data::do_write): Ditto.
1220 * attributes.h (Object_attribute::set_type): Ditto.
1221 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1223 2009-12-11 Nick Clifton <nickc@redhat.com>
1225 * archive.cc: Fix shadowed variable warnings.
1227 * compressed_output.cc: Likewise.
1228 * compressed_output.h: Likewise.
1229 * configure: Likewise.
1230 * dwarf_reader.cc: Likewise.
1231 * dynobj.cc: Likewise.
1232 * dynobj.h: Likewise.
1233 * ehframe.cc: Likewise.
1234 * ehframe.h: Likewise.
1235 * errors.cc: Likewise.
1236 * expression.cc: Likewise.
1237 * fileread.cc: Likewise.
1238 * fileread.h: Likewise.
1239 * freebsd.h: Likewise.
1240 * i386.cc: Likewise.
1242 * incremental.h: Likewise.
1243 * layout.cc: Likewise.
1244 * layout.h: Likewise.
1245 * mapfile.cc: Likewise.
1246 * merge.cc: Likewise.
1247 * merge.h: Likewise.
1248 * object.cc: Likewise.
1249 * object.h: Likewise.
1250 * options.h: Likewise.
1251 * output.cc: Likewise.
1252 * output.h: Likewise.
1253 * parameters.cc: Likewise.
1254 * plugin.cc: Likewise.
1255 * powerpc.cc: Likewise.
1256 * reduced_debug_output.cc: Likewise.
1257 * reduced_debug_output.h: Likewise.
1258 * reloc.cc: Likewise.
1259 * reloc.h: Likewise.
1260 * resolve.cc: Likewise.
1261 * script-sections.cc: Likewise.
1262 * script.cc: Likewise.
1263 * script.h: Likewise.
1264 * sparc.cc: Likewise.
1265 * symtab.cc: Likewise.
1266 * symtab.h: Likewise.
1267 * target-select.cc: Likewise.
1268 * target-select.h: Likewise.
1269 * token.h: Likewise.
1270 * workqueue.cc: Likewise.
1271 * workqueue.h: Likewise.
1272 * x86_64.cc: Likewise.
1274 2009-12-10 Doug Kwan <dougkwan@google.com>
1276 * arm.cc (attributes.h): New include.
1277 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1278 (Arm_relobj::~Arm_relobj): Delete object pointed by
1279 attributes_section_data_.
1280 (Arm_relobj::attributes_section_data): New method definition.
1281 (Arm_relobj::attributes_section_data_): New data member declaration.
1282 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1283 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1284 attributes_section_data_.
1285 (Arm_dynobj::attributes_section_data): New method definition.
1286 (Arm_dynobj::attributes_section_data_): New data member declaration.
1287 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1288 initialization value of may_use_blx_ to false.
1289 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1290 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1291 object attributes to compute results instead of hard-coding.
1292 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1293 Target_arm::get_secondary_compatible_arch,
1294 Target_arm::set_secondary_compatible_arch
1295 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1296 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1297 New method declarations.
1298 (Target_arm::get_aeabi_object_attribute): New method definition.
1299 (Target_arm::attributes_section_data_): New data member declaration.
1300 (read_arm_attributes_section): New template definition.
1301 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1302 (Arm_dynobj::do_read_symbols): Ditto.
1303 (Target_arm::do_finalize_sections): Merge attributes sections from
1304 input. Check for BLX use after attributes section merging.
1305 Fix __exidx_start and __exidx_end visibility. Create an
1306 .ARM.attributes section if necessary.
1307 (Target_arm::get_secondary_compatible_arch,
1308 Target_arm::set_secondary_compatible_arch,
1309 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1310 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1311 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1312 New method definitions.
1314 2009-12-09 Ian Lance Taylor <iant@google.com>
1316 * plugin.cc (Plugin::load): Don't cast from void* to a function
1319 2009-12-09 Ian Lance Taylor <iant@google.com>
1321 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1324 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1326 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1327 Replace two_file_shared_1.so with two_file_shared_2.so.
1328 * testsuite/Makefile.in: Regenerated.
1330 2009-12-08 Doug Kwan <dougkwan@google.com>
1332 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1333 (HFILES): Add attributes.h and int_encoding.h.
1334 * Makefile.in: Regenerate.
1335 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1336 function definitions to int_encoding.cc
1337 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1338 prototypes to int_encoding.h
1339 * reduced_debug_output.cc (int_encoding.h): New include.
1340 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1341 function definitions to int_encoding.cc
1342 (insert_into_vector, read_from_pointer): Move template definitions to
1344 * attributes.cc: New file.
1345 * attributes.h: New file.
1346 * int_encoding.cc: New file.
1347 * int_encoding.h: New file.
1349 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1352 * incremental-dump.cc (dump_incremental_inputs): New.
1353 (main): Use dump_incremental_inputs.
1355 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1358 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1359 checking elfcpp::STT_FUNC.
1360 (Target_i386::Relocate::relocate): Likewise.
1361 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1363 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1364 symbols from shared libraries into normal FUNC symbols.
1366 * symtab.h (Symbol): Add is_func and use it.
1368 2009-12-05 Doug Kwan <dougkwan@google.com>
1370 * arm.cc (Target_arm::arm_info): Initialize new fields
1371 attributes_section and attributes_vendor.
1372 * i386.cc (Target_i386::i386_info): Same.
1373 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1374 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1375 fields attributes_section and attributes_vendor.
1376 * sparc.cc (Target_sparc::sparc_info): Same.
1377 * target.h (Target::attributes_section, Target::attributes_vendor,
1378 Target::is_attributes_section, Target::attribute_arg_type,
1379 Target::attributes_order): New method definitions.
1380 (Target::Target_info::attributes_section,
1381 Target::Target_info::attributes_vendor): New fields.
1382 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1383 virtual method definitions.
1384 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1385 attributes_section and attributes_vendor.
1386 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1388 2009-12-05 Doug Kwan <dougkwan@google.com>
1390 * arm.cc: Update comments about interworking and stub generation.
1391 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1392 considered as non-PIC.
1393 (Arm_relocate_functions::base_abs): Fix formatting.
1394 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1395 of function to use GOT entry address instead of offset.
1396 (Target_arm::Scan::global): Issue an error if a symbol would need a
1397 PLT does not get one because it is untyped. Remove code to create
1398 dynamic symbols for relative branches.
1399 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1400 takes unsigned integer instead of boolean.
1402 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1404 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1405 (two_file_test_LDADD): Likewise.
1406 (common_test_1_LDADD): Likewise.
1407 (exception_test_LDADD) Likewise.
1408 (weak_test_LDADD): Likewise.
1409 (many_sections_test_LDADD): Likewise.
1410 (initpri1_LDADD): Likewise.
1411 (script_test_1_LDADD): Likewise.
1412 (script_test_2_LDADD): Likewise.
1413 (justsyms_LDADD): Likewise.
1414 (binary_test_LDADD): Likewise.
1415 (large_LDADD): Likewise.
1416 * testsuite/Makefile.in: Regenerated.
1418 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1420 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1421 (Symbol_table::override_with_special): Likewise.
1422 (Symbol_table::add_from_object): Likewise.
1424 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1426 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1427 Don't set the data_offset twice.
1429 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1431 * testsuite/Makefile.in: Regenerate.
1433 2009-12-03 Doug Kwan <dougkwan@google.com>
1435 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1436 (Target_arm::do_finalize_sections): Add parameter for symbol table
1437 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1438 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1439 parameter for symbol table pointer.
1440 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1441 an additional parameter for a pointer to symbol table.
1442 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1443 parameter for a symbol table pointer.
1444 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1445 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1447 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1448 parameter for a symbol table pointer.
1450 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1452 * incremental.cc (Incremental_inputs_header)
1453 (Incremental_inputs_header_write, Incremental_inputs_entry)
1454 (Incremental_inputs_entry_write): Move ...
1455 * incremental.h (Incremental_inputs_header)
1456 (Incremental_inputs_header_write, Incremental_inputs_entry)
1457 (Incremental_inputs_entry_write): here.
1459 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1461 * incremental.cc (make_sized_incremental_binary): Set the target.
1462 Error if it is incompatible.
1463 * output.h (Output_file): Add filename method.
1465 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1467 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1468 from the get_* methods.
1470 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1472 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1473 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1474 Write 0 for the data_offset of scripts.
1476 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1478 * testsuite/Makefile.am: Add the incremental_test.sh test.
1479 * testsuite/incremental_test.sh: New.
1480 * testsuite/incremental_test_1.c: New.
1481 * testsuite/incremental_test_2.c: New.
1483 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1485 * incremental-dump.cc (main): Fix typos.
1487 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1490 * incremental-dump.cc (main): Use llu to print 64 bit values.
1492 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1493 H.J. Lu <hongjiu.lu@intel.com>
1495 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1497 (incremental_dump_LDADD): Likewise.
1498 * Makefile.in: Regenerated.
1500 2009-11-25 Doug Kwan <dougkwan@google.com>
1504 2009-11-25 Doug Kwan <dougkwan@google.com>
1506 * arm.cc (Target_arm::Target_arm): Move method definition
1507 outside of class definition. Add code to handle
1508 --target1-rel, --target1-abs and --target2= options.
1509 (Target_arm::get_reloc_reloc_type): Change method to be
1510 non-static and const.
1511 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1512 New data member declaration.
1513 (Target_arm::Scan::local, Target_arm::Scan::global,
1514 Target_arm::Relocate::relocate,
1515 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1516 Adjust call to Target_arm::get_real_reloc_type.
1517 (Target_arm::get_real_reloc_type): Use command line options
1518 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1519 * options.h (--target1-rel, --target1-abs, --target2): New
1522 2009-11-25 Doug Kwan <dougkwan@google.com>
1524 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1525 class definition. Add code to handle --target1-rel, --target1-abs
1526 and --target2= options.
1527 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1529 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1531 (Target_arm::Scan::local, Target_arm::Scan::global,
1532 Target_arm::Relocate::relocate,
1533 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1534 call to Target_arm::get_real_reloc_type.
1535 (Target_arm::get_real_reloc_type): Use command line options to
1536 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1537 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1540 2009-11-25 Doug Kwan <dougkwan@google.com>
1542 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1543 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1544 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1546 (Arm_relocate_functions::thm_call): Replace body with a call to
1547 Arm_relocate_functions::thumb_branch_common.
1548 (Arm_relocate_functions::thm_jump24,
1549 Arm_relocate_functions::thm_xpc22): New method definitions.
1550 (Arm_relocate_functions::thumb_branch_common): New method definition.
1551 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1553 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1554 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1556 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1558 * Makefile.am: Build incremental-dump
1559 * Makefile.in: Regenerate.
1560 * incremental-dump.cc: New.
1561 * incremental.cc (Incremental_inputs_header_data,
1562 Incremental_inputs_entry_data): Move to incremental.h
1563 * incremental.h: (Incremental_inputs_header_data,
1564 Incremental_inputs_entry_data): Move from incremental.cc
1566 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1568 * incremental.cc (Incremental_inputs_header,
1569 Incremental_inputs_header_write, Incremental_inputs_entry,
1570 Incremental_inputs_entry_write): Add a typedef with the data type.
1572 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1574 * incremental.cc (Incremental_inputs_header,
1575 Incremental_inputs_header_write, Incremental_inputs_entry,
1576 Incremental_inputs_entry_write): Update comment about which
1577 type has the filed descriptions.
1579 2009-11-15 Doug Kwan <dougkwan@google.com>
1581 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1582 (Arm_relocate_functions::arm_branch_common): Change method defintion
1583 in class definition to a method declaration and update list of formal
1585 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1586 Arm_relocation_functions::jump24): Adjust call to
1587 Arm_relocate_functions::arm_branch_common. Update list of formal
1589 (Arm_relocate_functions::xpc25): New method definition.
1590 (Arm_relocate_functions::arm_branch_common): Move method defintion
1591 out from class definition. Use stubs for mode-switching and extending
1593 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1594 specially. Change code to enable use of stubs in ARM branches.
1596 2009-11-10 Doug Kwan <dougkwan@google.com>
1598 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1599 in method declaration.
1600 (Target_arm::relocate_stub): New method declaration.
1601 (Target_arm::default_target): Change to return a pointer instead of
1603 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1604 Target_arm::default_target.
1605 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1607 (Target_arm::relocate_section): Adjust view.
1608 (Target_arm::relocate_stub): New method definition.
1610 2009-11-10 Doug Kwan <dougkwan@google.com>
1612 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1614 * incremental.cc (open_incremental_binary): Initialized local
1615 variables to avoid warnings.
1616 * object.cc (make_elf_object): Ditto.
1617 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1620 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1623 * testsuite/plugin_test.c: Include "config.h".
1625 2009-11-09 Doug Kwan <dougkwan@google.com>
1627 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1628 (arm_symbol_value): Remove.
1629 (Arm_relocate_functions::arm_branch_common,
1630 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1631 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1632 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1633 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1634 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1635 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1636 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1637 Arm_relocate_functions::thm_mobw_abs_nc,
1638 Arm_relocate_functions::thm_mov_abs,
1639 Arm_relocate_functions::movw_prel_nc,
1640 Arm_relocate_functions::thm_movt_abs,
1641 Arm_relocate_functions::movt_prel,
1642 Arm_relocate_functions::thm_movw_prel_nc,
1643 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1644 (Target_arm::Relocate::relocate): Only decompose address into two
1645 parts if relocation type uses the thumb-bit and pass the actual
1646 bit instead of a flag indicating that the thumb-bit is used. Adjust
1647 calls to methods in Arm_relocate_functions for this change.
1649 2009-11-08 Ian Lance Taylor <iant@google.com>
1652 * reloc.cc: Instantiate
1653 Sized_relobj::initialize_input_to_output_maps and
1654 Sized_relobj:free_input_to_output_maps.
1656 2009-11-06 Ian Lance Taylor <iant@google.com>
1659 * defstd.cc (in_segment): Set only_if_ref true for "end".
1661 2009-11-06 Doug Kwan <dougkwan@google.com>
1663 * arm.cc (class Reloc_stub): Correct a comment.
1664 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1665 (Target_arm::scan_section_for_stubs): New method declaration.
1666 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1667 Change methods from private to protected.
1668 (Target_arm::do_may_relax): New method definition.
1669 (Target_arm::do_relax, Target_arm::group_sections,
1670 Target_arm::scan_reloc_for_stub,
1671 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1672 (Target_arm::arm_input_section_map_): New data member declaration.
1673 (Target_arm::scan_reloc_for_stub,
1674 Target_arm::scan_reloc_section_for_stubs,
1675 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1676 Target_arm::do_relax): New method definitions.
1678 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1680 * configure.ac: Check for (struct stat)::st_mtim
1681 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1682 * config.in: Regenerate.
1683 * configure: Regenerate.
1685 2009-11-05 Ian Lance Taylor <iant@google.com>
1688 * output.cc (Output_segment::add_output_section): Add missing
1691 2009-11-04 Ian Lance Taylor <iant@google.com>
1694 * object.h (class Object): Add is_needed and set_is_needed
1695 methods. Add is_needed_ field. Make bool fields into bitfields.
1696 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1697 defined in a dynamic object and referenced by a regular object,
1698 set is_needed for the dynamic object.
1699 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1700 if the file is marked with as_needed and it is not needed.
1702 2009-11-04 Ian Lance Taylor <iant@google.com>
1705 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1706 tags if data is discarded by linker script.
1707 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1708 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1709 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1710 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1712 2009-11-04 Ian Lance Taylor <iant@google.com>
1714 * layout.cc (Layout::get_output_section): Add is_interp and
1715 is_dynamic_linker_section parameters. Change all callers.
1716 (Layout::choose_output_section): Likewise.
1717 (Layout::make_output_section): Likewise.
1718 (Layout::add_output_section_data): Add is_dynamic_linker_section
1719 parameter. Change all callers.
1720 * layout.h (class Layout): Update declarations.
1721 * output.h (class Output_section): Add is_interp, set_is_interp,
1722 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1723 Add is_interp_, is_dynamic_linker_section_ fields. Change
1724 generate_code_fills_at_write_ to a bitfield.
1725 * output.cc (Output_section::Output_sections): Initialize new
1727 (Output_segment::add_output_section): Add do_sort parameter.
1730 2009-11-03 Ian Lance Taylor <iant@google.com>
1733 * options.h (class General_options): Add --warn-common.
1734 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1735 merging two common symbols.
1736 (Symbol_table::should_override): Handle --warn-common when merging
1737 a common symbol with a defined symbol. Use report_resolve_problem
1738 for multiple definitions.
1739 (Symbol_table::report_resolve_problem): New function.
1740 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1742 2009-11-03 Doug Kwan <dougkwan@google.com>
1744 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1746 (Target_arm::stub_factory): New method definition.
1747 (Target_arm::new_arm_input_section,
1748 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1749 Target_arm::reloc_uses_thumb_bit): New method declarations.
1750 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1751 New type definitions.
1752 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1753 member declarations.
1754 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1755 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1756 New method definitions.
1758 2009-11-03 Ian Lance Taylor <iant@google.com>
1760 * options.h (class General_options): Add --warn_constructors.
1762 2009-11-03 Ian Lance Taylor <iant@google.com>
1765 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1766 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1768 2009-11-03 Ian Lance Taylor <iant@google.com>
1771 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1772 --msgid-bugs-address.
1773 (install-pdf): New target.
1774 (install-data_yes): Look up one directory to find mkinstalldirs.
1776 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1778 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1781 2009-10-30 Doug Kwan <dougkwan@google.com>
1783 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1785 2009-10-30 Doug Kwan <dougkwan@google.com>
1787 * arm.cc (Stub_addend_reader): New struct template definition
1788 and partial specializations.
1789 (Stub_addend_reader::operator()): New method definition for a
1790 partially specialized template.
1792 2009-10-30 Doug Kwan <dougkwan@google.com>
1794 * arm.cc (Arm_relobj::processor_specific_flags): New method
1796 (Arm_relobj::do_read_symbols): New method declaration.
1797 (Arm_relobj::processor_specific_flags_): New data member declaration.
1798 (Arm_dynobj): New class definition.
1799 (Target_arm::do_finalize_sections): Add input_objects parameter.
1800 (Target_arm::do_adjust_elf_header): New method declaration.
1801 (Target_arm::are_eabi_versions_compatible,
1802 (Target_arm::merge_processor_specific_flags): New method declaration.
1803 (Target_arm::do_make_elf_object): New overloaded method definitions
1805 (Arm_relobj::do_read_symbols): New method definition.
1806 (Arm_dynobj::do_read_symbols): Ditto.
1807 (Target_arm::do_finalize_sections): Add input_objects parameters.
1808 Merge processor-specific flags from all input objects.
1809 (Target_arm::are_eabi_versions_compatible,
1810 Target_arm::merge_processor_specific_flags,
1811 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1812 New method definitions.
1813 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1814 Input_objects pointer type parameter.
1815 * layout.cc (Layout::finalize): Pass input objects to target's.
1816 finalize_sections function.
1817 * output.cc (Output_file_header::do_sized_write): Set ELF file
1818 header's processor-specific flags.
1819 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1820 Input_objects pointer type parameter.
1821 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1822 * target.h (Input_objects): New forward class declaration.
1823 (Target::processor_specific_flags,
1824 Target::are_processor_specific_flags_sect): New method definitions.
1825 (Target::finalize_sections): Add input_objects parameter.
1826 (Target::Target): Initialize processor_specific_flags_ and
1827 are_processor_specific_flags_set_.
1828 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1830 (Target::set_processor_specific_flags): New method definition.
1831 (Target::processor_specific_flags_,
1832 Target::are_processor_specific_flags_set_): New data member
1834 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1835 Input_objects pointer type parameter.
1837 2009-10-30 Doug Kwan <dougkwan@google.com>
1839 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1841 2009-10-28 Ian Lance Taylor <iant@google.com>
1843 * object.h (class Relobj): Drop options parameter from
1844 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1845 do_scan_relocs, do_relocate. Change all callers.
1846 (class Sized_relobj): Drop options parameters from
1847 do_gc_process_relocs, do_scan_relocs, do_relocate,
1848 do_relocate_sections, relocate_sections, emit_relocs_scan,
1849 emit_relocs_scan_reltype. Change all callers.
1850 (struct Relocate_info): Remove options field and all references to
1852 * reloc.h (class Read_relocs): Remove options constructor
1853 parameter and options_ field. Change all callers.
1854 (class Gc_process_relocs, class Scan_relocs): Likewise.
1855 (class Relocate_task): Likewise.
1856 * target-reloc.h (scan_relocs): Remove options parameter. Change
1858 (scan_relocatable_relocs): Likewise.
1859 * target.h (class Sized_target): Remove options parameter from
1860 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1862 * gc.h (gc_process_relocs): Remove options parameter. Change all
1864 * arm.cc: Update functions to remove options parameters.
1865 * i386.cc: Likewise.
1866 * powerpc.cc: Likewise.
1867 * sparc.cc: Likewise.
1868 * x86_64.cc: Likewise.
1869 * testsuite/testfile.cc: Likewise.
1871 2009-10-28 Doug Kwan <dougkwan@google.com>
1873 * arm.cc (Arm_relobj): New class definition.
1874 (Arm_relobj::scan_sections_for_stubs,
1875 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1876 New method definitions.
1878 2009-10-28 Cary Coutant <ccoutant@google.com>
1880 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1881 (Plugin::cleanup_done_): New member.
1882 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1883 (Plugin_manager::cleanup_done_): Remove.
1884 (Plugin_manager::add_input_file): Edit error message.
1885 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1886 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1888 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1890 * fileread.cc: (File_read::View::~View): Use the new
1891 data_ownership_ filed.
1892 (File_read::~File_read): Dispose the new whole_file_view_.
1893 (File_read::open): Mmap the whole file if needed.
1894 (File_read::open): Use whole_file_view_ instead of contents_.
1895 (File_read::find_view): Use whole_file_view_ if applicable.
1896 (File_read::do_read): Use whole_file_view_ instead of contents_.
1897 (File_read::make_view): Use whole_file_view_ instead of contents_,
1898 update File_read::View::View call.
1899 (File_read::find_or_make_view): Update File_read::View::View
1901 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1903 (File_read::View::Data_ownership): New enum.
1904 (File_read::View::View): Replace bool mapped_ with Data_ownership
1906 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1907 (File_read::View::data_ownership_): New field.
1908 (File_read::contents_): Remove (replaced by whole_file_view_).
1909 (File_read::whole_file_view_): New field.
1910 * options.h (class General_options): Add --keep-files-mapped.
1912 2009-10-27 Cary Coutant <ccoutant@google.com>
1914 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1915 * testsuite/Makefile.am (plugin_test_5): New test case.
1916 * testsuite/Makefile.in: Regenerate.
1918 2009-10-25 Doug Kwan <dougkwan@google.com>
1920 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1921 from private to protected to allow access by child class.
1922 (Sized_relobj::do_relocate_sections): New method declaration.
1923 (Sized_relobj::relocate_sections): Virtualize.
1924 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1925 Sized_relobj::relocate_sections. Instantiate template explicitly
1926 for different target sizes and endianity.
1928 2009-10-24 Doug Kwan <dougkwan@google.com>
1930 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1931 (Arm_input_section::as_arm_input_section): New method.
1932 (Arm_output_section): New class definition.
1933 (Arm_output_section::create_stub_group,
1934 Arm_output_section::group_sections): New method definitions.
1936 2009-10-22 Doug Kwan <dougkwan@google.com>
1938 * arm.cc (Arm_input_section): New class definition.
1939 (Arm_input_section::init, Arm_input_section:do_write,
1940 Arm_input_section::set_final_data_size,
1941 Arm_input_section::do_reset_address_and_file_offset): New method
1944 2009-10-21 Doug Kwan <dougkwan@google.com>
1946 * arm.cc (Stub_table, Arm_input_section): New forward class
1948 (Stub_table): New class defintion.
1949 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1950 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1951 New method definition.
1953 2009-10-21 Doug Kwan <dougkwan@google.com>
1955 * arm.cc: Update copyright comments.
1956 (Target_arm): New forward class template declaration.
1957 (Arm_address): New type.
1958 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1959 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1960 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1962 (Insn_template): Same.
1963 (DEF_STUBS): New macro.
1964 (Stub_type): New enum type.
1965 (Stub_template): New class definition.
1968 (Stub_factory): Same.
1969 (Target_arm::Target_arm): Initialize may_use_blx_ and
1970 should_force_pic_veneer_.
1971 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1972 Target_arm::should_force_pic_veneer,
1973 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1974 Target_arm::using_thumb_only, Target_arm:;default_target): New
1976 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1977 New data member declarations.
1978 (Insn_template::size, Insn_template::alignment): New method defintions.
1979 (Stub_template::Stub_template): New method definition.
1980 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1981 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1982 (Stub_factory::Stub_factory): New method definition.
1983 * gold.h (string_hash): New template.
1984 * output.h (Input_section_specifier::hash_value): Use
1986 (Input_section_specifier::string_hash): Remove.
1987 * stringpool.cc (Stringpool_template::string_hash): Use
1990 2009-10-20 Doug Kwan <dougkwan@google.com>
1992 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1993 symbols of relaxed input sections.
1994 * output.h (Output_section::find_relaxed_input_section): Make
1997 2009-10-16 Doug Kwan <dougkwan@google.com>
1999 * dynobj.cc (Versions::Versions): Initialize version_script_.
2000 Only insert base version symbol definition for a shared object
2001 if version script defines any version versions.
2002 (Versions::define_base_version): New method definition.
2003 (Versions::add_def): Check that base version is not needed.
2004 (Versions::add_need): Define base version lazily.
2005 * dynobj.h (Versions::define_base_version): New method declaration.
2006 (Versions::needs_base_version_): New data member declaration.
2007 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2008 (check_DATA): Add no_version_test.stdout.
2009 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2011 * testsuite/Makefile.in: Regenerate.
2012 * testsuite/no_version_test.c: New file.
2013 * testsuite/no_version_test.sh: Ditto.
2015 2009-10-16 Doug Kwan <dougkwan@google.com>
2017 * expression.cc (class Segment_start_expression): New class definition.
2018 (Segment_start_expression::value): New method definition.
2019 (script_exp_function_segment_start): Return a new
2020 Segment_start_expression.
2021 * gold/script-c.h (script_saw_segment_start_expression): New function
2023 * script-sections.cc (Script_sections::Script_sections): Initialize
2024 SAW_SEGMENT_START_EXPRESSION_ to false.
2025 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2026 and -Tbbs options to specify section addresses if given in
2027 command line and no SEGMENT_START expression is seen in a script.
2028 * script-sections.h (Script_sections::saw_segment_start_expression,
2029 Script_sections::set_saw_segment_start_expression): New method
2031 (Script_sections::saw_segment_start_expression_): New data member
2033 * script.cc (script_saw_segment_start_expression): New function.
2034 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2035 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2036 script_test_7.sh and script_test_8.sh.
2037 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2038 script_test_8.stdout.
2039 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2040 (script_test_6, script_test_6.stdout, script_test_7,
2041 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2042 * Makefile.in: Regenerate.
2043 * testsuite/script_test_6.sh: New file.
2044 * testsuite/script_test_6.t: Same.
2045 * testsuite/script_test_7.sh: Same.
2046 * testsuite/script_test_7.t: Same.
2047 * testsuite/script_test_8.sh: Same.
2049 2009-10-16 Doug Kwan <dougkwan@google.com>
2051 * output.cc (Output_segment::set_section_list_address): Cast
2052 expressions to unsigned long long type to avoid format warnings.
2054 2009-10-15 Ian Lance Taylor <iant@google.com>
2056 * script.cc (Script_options::add_symbol_assignment): Always add a
2057 dot assignment to script_sections_.
2058 * script-sections.cc (Script_sections::add_dot_assignment):
2059 Initialize if necessary.
2061 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2062 program headers with no load segment if there is a linker script.
2064 * layout.cc (Layout::set_segment_offsets): Align the file offset
2065 to the segment aligment for -N or -n with no load segment.
2066 * output.cc (Output_segment::add_output_section): Don't crash if
2067 the first section is a TLS section.
2068 (Output_segment::set_section_list_addresses): Print an error
2069 message if the address moves backward in a linker script.
2070 * script-sections.cc
2071 (Output_section_element_input::set_section_addresses): Don't
2072 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2073 (Orphan_output_section::set_section_addresses): Likewise.
2075 2009-10-15 Doug Kwan <dougkwan@google.com>
2077 * layout.cc (Layout::finish_dynamic_section): Generate tags
2078 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2079 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2080 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2082 2009-10-14 Ian Lance Taylor <iant@google.com>
2084 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2086 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2087 data_shdr fields of relinfo.
2088 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2089 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2090 R_386_TLS_LDO_32, adjust based on section flags.
2091 (Target_i386::Relocate::fix_up_ldo): Remove.
2093 2009-10-13 Ian Lance Taylor <iant@google.com>
2095 Add support for -pie.
2096 * options.h (class General_options): Add -pie and
2098 (General_options::output_is_position_independent): Test -pie.
2099 (General_options::output_is_executable): Return true if not shared
2100 and not relocatable.
2101 (General_options::output_is_pie): Remove.
2102 * options.cc (General_options::finalize): Reject incompatible uses
2104 * gold.cc (queue_middle_tasks): A -pie link is not static.
2105 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2106 * symtab.cc (Symbol::final_value_is_known): Return false if
2107 output_is_position_independent.
2108 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2109 output_is_position_independent.
2110 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2111 output_is_position_independent.
2112 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2113 output_is_position_independent.
2114 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2116 (basic_pie_test.o, basic_pie_test): New targets.
2117 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2118 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2119 (two_file_pie_test): New target.
2120 * testsuite/Makefile.in: Rebuild.
2121 * README: Remove note saying that -pie is not supported.
2123 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2125 * options.h (class General_options): Add -init and -fini.
2126 * layout.cc (Layout::finish_dynamic_section): Emit
2127 given init and fini functions.
2129 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2131 * gc.h (gc_process_relocs): Check if icf is enabled using new
2133 * gold.cc (queue_initial_tasks): Likewise.
2134 (queue_middle_tasks): Likewise.
2135 * object.cc (do_layout): Likewise.
2136 * symtab.cc (is_section_folded): Likewise.
2137 * main.cc (main): Likewise.
2138 * reloc.cc (Read_relocs::run): Likewise.
2139 (Sized_relobj::do_scan_relocs): Likewise.
2140 * icf.cc (is_function_ctor_or_dtor): New function.
2141 (Icf::find_identical_sections): Check if function is ctor or dtor when
2143 * options.h (General_options::icf): Change option to be an enum.
2144 (Icf_status): New enum.
2145 (icf_enabled): New method.
2146 (icf_safe_folding): New method.
2147 (set_icf_status): New method.
2148 (icf_status_): New variable.
2149 * (options.cc) (General_options::finalize): Set icf_status_.
2150 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2151 icf_test and icf_keep_unique_test to use the --icf enum flag.
2152 * testsuite/icf_safe_test.sh: New file.
2153 * testsuite/icf_safe_test.cc: New file.
2155 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2157 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2158 includes to gc.h and icf.h.
2159 * arm.cc: Include gc.h.
2160 * gold.cc: Likewise.
2161 * i386.cc: Likewise.
2162 * powerpc.cc: Likewise.
2163 * sparc.cc: Likewise.
2164 * x86_64.cc: Likewise.
2165 * gc.h: Include icf.h.
2167 2009-10-11 Ian Lance Taylor <iant@google.com>
2169 * plugin.cc: Include "gold.h" before other header files.
2171 2009-10-10 Chris Demetriou <cgd@google.com>
2173 * options.h (Input_file_argument::Input_file_type): New enum.
2174 (Input_file_argument::is_lib_): Replace with...
2175 (Input_file_argument::type_): New member.
2176 (Input_file_argument::Input_file_argument): Take Input_file_type
2177 'type' rather than boolean 'is_lib' as second argument.
2178 (Input_file_argument::is_lib): Use type_.
2179 (Input_file_argument::is_searched_file): New function.
2180 (Input_file_argument::may_need_search): Handle is_searched_file.
2181 * options.cc (General_options::parse_library): Support -l:filename.
2182 (General_options::parse_just_symbols): Update for Input_file_argument
2184 (Command_line::process): Likewise.
2185 * archive.cc (Archive::get_file_and_offset): Likewise.
2186 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2187 * script.cc (read_script_file, script_add_file): Likewise.
2188 * fileread.cc (Input_file::Input_file): Likewise.
2189 (Input_file::will_search_for): Handle is_searched_file.
2190 (Input_file::open): Likewise.
2191 * readsyms.cc (Read_symbols::get_name): Likewise.
2192 * testsuite/Makefile.am (searched_file_test): New test.
2193 * testsuite/Makefile.in: Regenerate.
2194 * testsuite/searched_file_test.cc: New file.
2195 * testsuite/searched_file_test_lib.cc: New file.
2197 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2198 Ian Lance Taylor <iant@google.com>
2200 * descriptor.cc: Include <cstdio> and "binary-io.h".
2201 (Descriptors::open): Open the files in binary mode always.
2202 * script.cc (Lex::get_token): Treat \r as whitespace.
2204 2009-10-09 Ian Lance Taylor <iant@google.com>
2206 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2208 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2209 Ian Lance Taylor <iant@google.com>
2211 * configure.ac: Check for readv function also.
2212 * fileread.cc (readv): Define if not HAVE_READV.
2213 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2215 * config.in: Regenerate.
2216 * configure: Regenerate.
2218 2009-10-09 Doug Kwan <dougkwan@google.com>
2220 * layout.cc (Layout::make_output_section): Call target hook to make
2221 ordinary output section.
2222 (Layout::finalize): Adjust parameter list of call the
2223 Target::may_relax().
2224 * layout.h (class Layout::section_list): New method.
2225 * merge.h (Output_merge_base::entsize): Change visibility to public.
2226 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2228 (Output_merge_string::do_is_string): New method.
2229 * object.cc (Sized_relobj::do_setup): renamed from
2230 Sized_relobj::set_up.
2231 * object.h (Sized_relobj::adjust_shndx,
2232 Sized_relobj::initializ_input_to_output_maps,
2233 Sized_relobj::free_input_to_output_maps): Change visibilities to
2235 (Sized_relobj::setup): Virtualize.
2236 (Sized_relobj::do_setup): New method declaration.
2237 (Sized_relobj::invalidate_section_offset,
2238 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2239 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2240 * options.cc (parse_int): New function.
2241 * options.h (parse_int): New declaration.
2242 (DEFINE_int): New macro.
2243 (stub_group_size): New option.
2244 * output.cc (Output_section::Output_section): Initialize memebers
2245 merge_section_map_, merge_section_by_properties_map_,
2246 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2247 (Output_section::add_input_section): Handled deferred code-fill
2248 generation and remove an old comment.
2249 (Output_section::add_relaxed_input_section): New method definition.
2250 (Output_section::add_merge_input_section): Use merge section by
2251 properties map to speed to search. Update merge section maps
2253 (Output_section::build_relaxation_map): New method definition.
2254 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2256 (Output_section::relax_input_section): Renamed to
2257 Output_section::convert_input_sections_to_relaxed_sections and change
2258 interface to take a vector of pointers to relaxed sections.
2259 (Output_section::find_merge_section,
2260 Output_section::find_relaxed_input_section): New method definitions.
2261 (Output_section::is_input_address_mapped,
2262 Output_section::output_offset, Output_section::output_address):
2263 Use output section data maps to speed up searching.
2264 (Output_section::find_starting_output_address): Add comments.
2265 (Output_section::do_write,
2266 Output_section::write_to_postprocessing_buffer): Do code-fill
2267 generation as appropriate.
2268 (Output_section::get_input_sections): Invalidate relaxed input section
2270 (Output_section::restore_states): Adjust type of checkpoint .
2271 Invalidate relaxed input section map.
2272 * output.h (Output_merge_base): New class declaration.
2273 (Input_section_specifier): New class defintion.
2274 (class Output_relaxed_input_section) Change base class to
2275 Output_section_data_build.
2276 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2277 base class initializer.
2278 (Output_section::add_relaxed_input_section): New method declaration.
2279 (Output_section::Input_section): Change visibility to protected.
2280 (Output_section::Input_section::relobj,
2281 Output_section::Input_section::shndx): Handle relaxed input sections.
2282 Output_section::input_sections) Change visibility to protected. Also
2283 define overload to return a non-const pointer.
2284 (Output_section::Merge_section_properties): New class defintion.
2285 (Output_section::Merge_section_by_properties_map,
2286 Output_section::Output_section_data_by_input_section_map,
2287 Output_section::Relaxation_map): New types.
2288 (Output_section::relax_input_section): Rename method to
2289 Output_section::convert_input_sections_to_relaxed_sections and change
2290 interface to take a vector of relaxed section pointers.
2291 (Output_section::find_merge_section,
2292 Output_section::find_relaxed_input_section,
2293 Output_section::build_relaxation_map,
2294 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2295 New method declarations.
2296 (Output_section::merge_section_map_
2297 Output_section::merge_section_by_properties_map_,
2298 Output_section::relaxed_input_section_map_,
2299 Output_section::is_relaxed_input_section_map_valid_,
2300 Output_section::generate_code_fills_at_write_): New data members.
2301 * script-sections.cc
2302 (Output_section_element_input::set_section_addresses): Call
2303 current_data_size and addralign methods of relaxed input sections.
2304 (Orphan_output_section::set_section_addresses): Call current_data_size
2305 and addralign methods of relaxed input sections.
2306 * symtab.cc (Symbol_table::compute_final_value): Extract template
2307 from the body of Symbol_table::sized_finalize_symbol.
2308 (Symbol_table::sized_finalized_symbol): Call
2309 Symbol_table::compute_final_value.
2310 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2311 (Symbol_table::compute_final_value): New templated method declaration.
2312 * target.cc (Target::do_make_output_section): New method defintion.
2313 * target.h (Target::make_output_section): New method declaration.
2314 (Target::relax): Add more parameters for input objects, symbol table
2315 and layout. Adjust call to do_relax.
2316 (Target::do_make_output_section): New method declaration.
2317 (Target::do_relax): Add parameters for input objects, symbol table
2320 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2322 * pread.c: Include stdio.h.
2324 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2326 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2329 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2331 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2332 Change read_shndx type to unsigned int.
2333 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2335 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2336 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2337 Change read_shndx type to unsigned int.
2338 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2340 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2341 * layout.cc (Layout::create_symtab_sections): Cast the result of
2342 local_symcount * symsize to off_t in the gold_assert.
2344 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2346 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2347 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2349 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2350 (Arm_relocate_functions::thm_abs5): New function.
2351 (Arm_relocate_functions::abs12): New function.
2352 (Arm_relocate_functions::abs16): New function.
2353 (Arm_relocate_functions::base_abs): New function.
2354 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2355 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2356 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2358 (Scan::global): Likewise.
2359 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2360 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2361 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2362 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2365 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2367 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2368 (Arm_relocate_functions::movt_prel): New function.
2369 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2370 (Arm_relocate_functions::thm_movt_prel): New function.
2371 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2372 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2373 (Scan::global, Relocate::relocate): Likewise.
2374 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2376 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2378 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2379 Incremental_checker.
2380 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2382 (class Incremental_inputs_header): New class.
2383 (Incremental_inputs_header_writer): Edit comment.
2384 (Incremental_inputs_entry): New class.
2385 (Incremental_inputs_entry_writer): Edit comment.
2386 (Sized_incremental_binary::do_find_incremental_inputs_section):
2387 Add *strtab_shndx parameter, fill it.
2388 (Sized_incremental_binary::do_check_inputs): New method.
2389 (Incremental_checker::can_incrementally_link_output_file): Use
2390 Sized_incremental_binary::check_inputs.
2391 (Incremental_inputs::report_command_line): Save command line in
2394 (Incremental_binary::find_incremental_inputs_section): New
2396 (Incremental_binary::do_find_incremental_inputs_section): Add
2397 strtab_shndx parameter.
2398 (Incremental_binary::do_check_inputs): New pure virtual method.
2399 (Sized_incremental_binary::do_check_inputs): Declare.
2400 (Incremental_checker::Incremental_checker): Add incremental_inputs
2401 parameter, use it to initialize incremental_inputs_.
2402 (Incremental_checker::incremental_inputs_): New field.
2403 (Incremental_checker::command_line): New method.
2404 (Incremental_checker::inputs): New method.
2405 (Incremental_checker::command_line_): New field.
2407 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2409 * incremental.cc: Include <cstdarg> and "target-select.h".
2410 (vexplain_no_incremental): New function.
2411 (explain_no_incremental): New function.
2412 (Incremental_binary::error): New method.
2413 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2415 (make_sized_incremental_binary): New function.
2416 (open_incremental_binary): New function.
2417 (can_incrementally_link_file): Add checks if output is ELF and has
2419 * incremental.h: Include "elfcpp_file.h" and "output.h".
2420 (Incremental_binary): New class.
2421 (Sized_incremental_binary): New class.
2422 (open_incremental_binary): Declare.
2423 * object.cc (is_elf_object): Use
2424 elfcpp::Elf_recognizer::is_elf_file.
2425 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2426 * output.h (Output_file::filesize): New method.
2428 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2430 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2432 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2433 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2435 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2437 (Arm_relocate_functions::movw_abs_nc): New function.
2438 (Arm_relocate_functions::movt_abs): New function.
2439 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2440 (Arm_relocate_functions::thm_movt_abs): New function.
2441 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2442 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2443 (Scan::global): Likewise.
2444 (Relocate::relocate): Likewise.
2445 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2447 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2449 * arm.cc (Arm_relocate_functions::got_prel) New function.
2450 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2451 (Relocate::relocate): Likewise.
2452 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2454 2009-10-06 Ian Lance Taylor <iant@google.com>
2456 * options.h (class General_options): Define
2457 split_stack_adjust_size parameter.
2458 * object.h (class Object): Add uses_split_stack_ and
2459 has_no_split_stack_ fields. Add uses_split_stack and
2460 has_no_split_stack accessor functions. Declare
2461 handle_split_stack_section.
2462 (class Reloc_symbol_changes): Define.
2463 (class Sized_relobj): Define Function_offsets. Declare
2464 split_stack_adjust, split_stack_adjust_reltype, and
2466 * object.cc (Object::handle_split_stack_section): New function.
2467 (Sized_relobj::do_layout): Call handle_split_stack_section.
2468 * dynobj.cc (Sized_dynobj::do_layout): Call
2469 handle_split_stack_section.
2470 * reloc.cc (Sized_relobj::relocate_sections): Call
2471 split_stack_adjust for executable sections in split_stack
2472 objects. Pass reloc_map to relocate_section.
2473 (Sized_relobj::split_stack_adjust): New function.
2474 (Sized_relobj::split_stack_adjust_reltype): New function.
2475 (Sized_relobj::find_functions): New function.
2476 * target-reloc.h: Include "object.h".
2477 (relocate_section): Add reloc_symbol_changes parameter. Change
2479 * target.h (class Target): Add calls_non_split method. Declare
2480 do_calls_non_split virtual method. Declare match_view and
2482 * target.cc: Include "elfcpp.h".
2483 (Target::do_calls_non_split): New function.
2484 (Target::match_view): New function.
2485 (Target::set_view_to_nop): New function.
2486 * gold.cc (queue_middle_tasks): Give an error if mixing
2487 split-stack and non-split-stack objects with -r.
2488 * i386.cc (Target_i386::relocate_section): Add
2489 reloc_symbol_changes parameter.
2490 (Target_i386::do_calls_non_split): New function.
2491 * x86_64.cc (Target_x86_64::relocate_section): Add
2492 reloc_symbol_changes parameter.
2493 (Target_x86_64::do_calls_non_split): New function.
2494 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2496 * powerpc.cc (Target_powerpc::relocate_section): Add
2497 reloc_symbol_changes parameter.
2498 * sparc.cc (Target_sparc::relocate_section): Add
2499 reloc_symbol_changes parameter.
2500 * configure.ac: Call AM_CONDITIONAL for the default target.
2501 * configure: Rebuild.
2502 * testsuite/Makefile.am (TEST_AS): New variable.
2503 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2504 (check_DATA): Add split_i386 and split_x86_64 files.
2505 (SPLIT_DEFSYMS): Define.
2506 (split_i386_[1234n].o): New targets.
2507 (split_i386_[124]): New targets.
2508 (split_i386_[1234r].stdout): New targets.
2509 (split_x86_64_[1234n].o): New targets.
2510 (split_x86_64_[124]): New targets.
2511 (split_x86_64_[1234r].stdout): New targets.
2512 (MOSTLYCLEANFILES): Add new executables.
2513 * testsuite/split_i386.sh: New file.
2514 * testsuite/split_x86_64.sh: New file.
2515 * testsuite/split_i386_1.s: New file.
2516 * testsuite/split_i386_2.s: New file.
2517 * testsuite/split_i386_3.s: New file.
2518 * testsuite/split_i386_4.s: New file.
2519 * testsuite/split_i386_n.s: New file.
2520 * testsuite/split_x86_64_1.s: New file.
2521 * testsuite/split_x86_64_2.s: New file.
2522 * testsuite/split_x86_64_3.s: New file.
2523 * testsuite/split_x86_64_4.s: New file.
2524 * testsuite/split_x86_64_n.s: New file.
2525 * testsuite/testfile.cc (Target_test): Update relocation_section
2527 * testsuite/Makefile.in: Rebuild.
2529 2009-10-06 Ian Lance Taylor <iant@google.com>
2531 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2532 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2533 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2534 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2535 the address on ldo_addrs_.
2536 (Target_i386::Relocate::fix_up_ldo): New function.
2538 2009-10-06 Rafael Espindola <espindola@google.com>
2540 * plugin.cc (add_input_library): New.
2541 (Plugin::load): Add add_input_library to tv.
2542 (Plugin_manager::add_input_file): Add the is_lib argument.
2543 (add_input_file): Update call to Plugin_manager::add_input_file.
2544 (add_input_library): New.
2545 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2547 2009-09-30 Doug Kwan <dougkwan@google.com>
2549 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2550 symbol and call Symbol::may_need_copy_reloc to determine if
2551 a copy reloc is needed.
2552 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2553 nocopyreloc is given in command line.
2554 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2555 given in command line.
2556 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2557 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2558 of the removed Target_i386::may_need_copy_reloc.
2559 * options.h (copyreloc): New option with default value false.
2560 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2561 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2562 instead of the removed Target_powerpc::may_need_copy_reloc.
2563 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2564 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2565 instead of the removed Target_sparc::may_need_copy_reloc.
2566 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2567 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2568 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2569 instead of the removed Target_x86_64::may_need_copy_reloc.
2571 2009-09-30 Ian Lance Taylor <iant@google.com>
2573 * object.h (class Object): Remove target_ field, and target,
2574 sized_target, and set_target methods.
2575 (Object::sized_target): Remove.
2576 (class Sized_relobj): Update declarations. Remove sized_target.
2577 * object.cc (Sized_relobj::setup): Remove target parameter.
2579 (Input_objects::add_object): Don't do anything with the target.
2580 (make_elf_sized_object): Add punconfigured parameter. Change all
2581 callers. Set or test parameter target.
2582 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2584 * parameters.cc (Parameters::set_target): Change parameter type to
2586 (Parameters::default_target): Remove.
2587 (set_parameters_target): Change parameter type to be non-const.
2588 (parameters_force_valid_target): New function.
2589 (parameters_clear_target): New function.
2590 * parameters.h (class Parameters): Update declarations. Remove
2591 default_target method. Add sized_target and clear_target
2592 methods. Change target_ to be non-const.
2593 (set_parameters_target): Update declaration.
2594 (parameters_force_valid_target): Declare.
2595 (parameters_clear_target): Declare.
2596 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2597 as NULL if we aren't searching.
2598 (Add_symbols::run): Don't check for compatible target.
2599 * fileread.cc (Input_file::open_binary): Call
2600 parameters_force_valid_target.
2601 * gold.cc (queue_middle_tasks): Likewise.
2602 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2603 set_target on object.
2604 * dynobj.h (class Sized_dynobj): Update declarations.
2605 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2606 make_elf_object returns NULL.
2607 (Archive::include_member): Don't check whether object target is
2609 * output.cc (Output_section::add_input_section): Get target from
2611 (Output_section::relax_input_section): Likewise.
2612 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2614 (Sized_relobj::do_scan_relocs): Likewise.
2615 (Sized_relobj::relocate_sections): Likewise.
2616 * resolve.cc (Symbol_table::resolve): Likewise.
2617 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2618 parameter. Change all callers.
2619 (Symbol_table::add_from_object): Get target from parameters.
2620 (Symbol_table::add_from_relobj): Don't check object target.
2621 (Symbol_table::add_from_dynobj): Likewise.
2622 (Symbol_table::define_special_symbol): Get target from
2624 * symtab.h (class Symbol_table): Update declaration.
2625 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2626 parameter. Change all callers. Clear parameter target.
2627 (Binary_test): Test target here.
2628 * testsuite/object_unittest.cc (gold_testsuite): Remove
2629 target_test_pointer parameter. Change all callers.
2630 (Object_test): Test target here.
2632 2009-09-26 Ian Lance Taylor <iant@google.com>
2634 * testsuite/initpri1.c: Don't try to use constructor priorities if
2635 compiling with gcc before 4.3.
2637 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2639 * testsuite/retain_symbols_file_test.sh (check_present): Change
2640 output file name to retain_symbols_file_test.stdout.
2641 (check_absent): Likewise.
2643 2009-09-18 Craig Silverstein <csilvers@google.com>
2645 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2646 * options.cc: Include <cerrno> and <fstream>.
2647 (General_options::finalize): Parse -retain-symbols-file tag.
2648 * options.h: New flag.
2649 (General_options): New method should_retain_symbol, new
2650 variable symbols_to_retain.
2651 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2652 should_retain_symbol map.
2653 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2654 * testsuite/Makefile.in: Regenerate.
2655 * testsuite/retain_symbols_file_test.sh: New file.
2657 2009-09-18 Nick Clifton <nickc@redhat.com>
2659 * po/es.po: Updated Spanish translation.
2661 2009-09-17 Doug Kwan <dougkwan@google.com>
2663 * debug.h (DEBUG_RELAXATION): New constant.
2664 (DEBUG_ALL): Add DEBUG_RELAXATION.
2665 (debug_string_to_enum): Add relaxation debug option.
2667 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2668 Layout::Relaxation_debug_check::read_sections,
2669 Layout::Relaxation_debug_check::read_sections): New method definitions.
2670 (Layout::Layout): Initialize data members
2671 record_output_section_data_from_scrips_,
2672 script_output_section_data_list_ and relaxation_debug_check_.
2673 (Layout::save_segments, Layout::restore_segments,
2674 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2675 Layout::relaxation_loop_body): New method definitions.
2676 (Layout::finalize): Support relaxation. Move section layout code to
2677 Layout::relaxation_loop_body.
2678 (Layout::set_asection_address_from_script): Move code for orphan
2679 section placement out.
2680 (Layout::place_orphan_sections_in_script): New method definition.
2681 * layout.h (Output_segment_headers, Output_file_header):
2682 New forward class declarations.
2683 (Layout::~Layout): Define.
2684 (Layout::new_output_section_data_from_script): New method definition.
2685 (Layout::place_orphan_sections_in_script): New method declaration.
2686 (Layout::Segment_states): New type declaration.
2687 (Layout::save_segments, Layout::restore_segments,
2688 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2689 Layout::relaxation_loop_body): New method declarations.
2690 (Layout::Output_section_data_list): New type declaration.
2691 (Layout::Relaxation_debug_check): New class definition.
2692 (Layout::record_output_section_data_from_script_,
2693 Layout::script_output_section_data_list_, Layout::segment_states_,
2694 Layout::relaxation_debug_check_): New data members.
2695 * output.cc: (Output_section_headers::do_size): New method definition.
2696 (Output_section_headers::Output_section_headers): Move size
2697 computation to Output_section_headers::do_size.
2698 (Output_segment_headers::do_size): New method definition.
2699 (Output_file_header::Output_file_header): Move size computation to
2700 Output_file_header::do_size and call it.
2701 (Output_file_header::do_size): New method definition.
2702 (Output_data_group::Output_data_group): Adjust call to
2703 Output_section_data.
2704 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2705 (Output_symtab_xindex::do_write): Add array bound check.
2706 (Output_section::Input_section::print_to_mapfile): Handle
2707 RELAXED_INPUT_SECTION_CODE.
2708 (Output_section::Output_section): Initialize data member checkpoint_.
2709 (Output_section::~Output_section): Delete checkpoint object pointed
2711 (Output_section::add_input_section): Always add an Input_section if
2713 (Output_section::add_merge_input_section): Add assert.
2714 (Output_section::relax_input_section): New method definition.
2715 (Output_section::set_final_data_size): Set load address to zero for
2716 an unallocated section.
2717 (Output_section::do_address_and_file_offset_have_reset_values):
2718 New method definition.
2719 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2720 Handle relaxed input section.
2721 (Output_section::sort_attached_input_sections): Checkpoint input
2722 section list lazily.
2723 (Output_section::get_input_sections): Change type of input_sections to
2724 list of Simple_input_section pointers. Checkpoint input section list
2725 lazily. Also handle relaxed input sections.
2726 (Output_section::add_input_section_for_script): Take a reference to
2727 a Simple_input_section object instead of Relobj pointer and section
2728 index as parameter. Handle relaxed input sections.
2729 (Output_section::save_states, Output_section::restore_states): New
2731 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2732 (Output_data::is_data_size_fixed): New method definition.
2733 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2735 (Output_data::address_and_file_offset_have_reset_values): New method
2737 (Output_data::do_address_and_file_offset_have_reset_values): New method
2739 (Output_data::set_data_size): Check that data size is not fixed.
2740 (Output_data::fix_data_size): New method definition.
2741 (Output_data::is_data_size_fixed_): New data member.
2742 (Output_section_headers::set_final_data_size): New method definition.
2743 (Output_section_headers::do_size): New method declaration.
2744 (Output_segment_headers::set_final_data_size): New method definition.
2745 (Output_segment_headers::do_size): New method declaration.
2746 (Output_file_header::set_final_data_size)::New method definition.
2747 (Output_file_header::do_size)::New method declaration.
2748 (Output_section_data::Output_section_data): Add new parameter
2749 is_data_size_fixed and use it to fix data size.
2750 (Output_data_const::Output_data_const): Adjust call to base class
2751 constructor and fix data size.
2752 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2753 base class constructor and fix data size.
2754 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2755 base class constructor and fix data size.
2756 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2757 class constructor and fix data size.
2758 (Output_data_group::set_final_data_size): New method definition.
2759 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2760 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2761 class constructor and fix data size.
2762 (Output_relaxed_input_section): New class definition.
2763 (Output_section::Simple_input_section): New class definition.
2764 (Output_section::get_input_sections): Adjust parameter list.
2765 (Output_section::add_input_section_for_script): Same.
2766 (Output_section::save_states, Output_section::restore_states,
2767 Output_section::do_address_and_file_offset_have_reset_values,
2768 (Output_section::Input_section::Input_section): Handle
2769 RELAXED_INPUT_SECTION_CODE. Add new overload for
2770 Output_relaxed_input_section.
2771 (Output_section::Input_section::is_input_section,
2772 Output_section::Input_section::set_output_section): Handle relaxed
2774 (Output_section::Input_section::is_relaxed_input_section,
2775 Output_section::Input_section::output_section_data,
2776 Output_section::Input_section::relaxed_input_section): New method
2778 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2780 (Output_section::Input_section::u1_): Update comments.
2781 (Output_section::Input_section::u2_): Add new union member poris.
2782 (Output_section::Checkpoint_output_section): New classs definition.
2783 (Output_section::relax_input_section): New method declaration.
2784 (Output_section::checkpoint_): New data member.
2785 (Output_segment): Update comments.
2786 (Output_segment::Output_segment): Un-privatize copy constructor.
2787 (Output_segment::operator=): Un-privatize.
2788 * script-sections.cc (Output_section_element::Input_section_list):
2789 Change element type to Output_section::Simple_input_section.
2790 (Output_section_element_dot_assignment::set_section_addresses):
2791 Register output section data for relaxation clean up.
2792 (Output_data_exression::Output_data_expression): Adjust call to base
2793 constructor to fix data size.
2794 (Output_section_element_data::set_section_addresses): Register
2795 Output_data_expression object for relaxation clean up.
2796 (struct Input_section_info): Replace Relobj pointer and section index
2797 pair with Output_section::Simple_input_section and Convert struct to a
2799 (Input_section_sorter::operator()): Adjust access to
2800 Input_section_info data member to use accessors.
2801 (Output_section_element_input::set_section_addresses): Use layout
2802 parameter. Adjust code to use Output_section::Simple_input_section
2803 and Input_secction_info classes. Register filler for relaxation
2805 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2806 and section index pair with Output_section::Simple_input_section
2807 class. Adjust code accordingly.
2808 (Phdrs_element::release_segment): New method definition.
2809 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2811 (Script_sections::release_segments): New method definition.
2812 * gold/script-sections.h (Script_sections::release_segments): New
2814 * gold/target.h (Target::may_relax, Target::relax,
2815 Target::do_may_relax, Target::do_relax): New method definitions.
2817 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2819 * arm.cc (has_signed_unsigned_overflow): New function.
2820 (Arm_relocate_functions::abs8): New function.
2821 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2822 (Target_arm::Scan::global): Likewise.
2823 (Target_arm::relocate::relocate): Likewise.
2824 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2827 2009-09-16 Cary Coutant <ccoutant@google.com>
2829 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2830 * testsuite/Makefile.in: Regenerate.
2832 2009-09-11 Nick Clifton <nickc@redhat.com>
2834 * po/gold.pot: Updated by the Translation project.
2836 2009-09-08 Cary Coutant <ccoutant@google.com>
2838 * output.cc (Output_file::open): Add execute permission to empty file.
2839 * testsuite/Makefile.am (permission_test): New test.
2840 * testsuite/Makefile.in: Regenerate.
2842 2009-09-02 Ian Lance Taylor <iant@google.com>
2844 * output.cc (Output_file::resize): Call map_no_anonymous rather
2847 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2849 * gold.cc: Include "incremental.h".
2850 (queue_initial_tasks): Call Incremental_checker methods.
2851 * incremental.cc: Include "output.h".
2852 (Incremental_checker::can_incrementally_link_output_file): New
2854 * incremental.h (Incremental_checker): New class.
2856 * output.cc (Output_file::open_for_modification): New method.
2857 (Output_file::map_anonymous): Changed return type to bool. Record
2859 (Output_file::map_no_anonymous): New method, broken out of map.
2860 (Output_file::map): Use map_no_anonymous and map_anonymous.
2861 * output.h (class Output_file): Update declarations.
2863 2009-08-24 Cary Coutant <ccoutant@google.com>
2865 * options.h (Command_line::Pre_options): New class.
2866 (Command_line::pre_options): New member.
2867 * options.cc (gold::options::ready_to_register): New variable.
2868 (One_option::register_option): Do nothing if not registering options.
2869 Assert if same short option registered twice.
2870 (General_options::General_options): Turn off option registration when
2872 (Command_line::Pre_options::Pre_options): New constructor.
2874 2009-08-24 Cary Coutant <ccoutant@google.com>
2876 * options.h (General_options::no_keep_memory): Remove incorrect
2879 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2881 * Makefile.am (am__skiplex, am__skipyacc): New.
2882 * Makefile.in: Regenerate.
2884 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2886 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2887 (INCLUDES): ... this.
2888 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2889 (AM_CPPFLAGS): Renamed from ...
2890 (INCLUDE): ... this.
2891 * Makefile.in, testsuite/Makefile.in: Regenerate.
2893 * Makefile.in: Regenerate.
2894 * aclocal.m4: Likewise.
2895 * config.in: Likewise.
2896 * configure: Likewise.
2897 * testsuite/Makefile.in: Likewise.
2899 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2900 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2901 * Makefile.in: Regenerate.
2902 * testsuite/Makefile.in: Regenerate.
2904 2009-08-19 Cary Coutant <ccoutant@google.com>
2906 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2907 symbols in shared libraries overridden by hidden or internal symbols
2908 in the main program.
2910 2009-08-19 Chris Demetriou <cgd@google.com>
2912 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2913 checking source file names in error messages.
2915 2009-08-18 Doug Kwan <dougkwan@google.com>
2917 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2918 an elcpp::Ehdr as parameter. Adjust call to set_target.
2919 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2920 an elfcpp::Ehdr as parameter.
2921 * object.cc (Object::set_target): Remove the version that looks up
2922 a target and sets it.
2923 (Sized_relobj::setup): Take a Target object instead of
2924 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2925 (make_elf_sized_object): Find target and ask target to
2927 * object.h: (Object::set_target): Remove the version that looks up
2928 a target and sets it.
2929 (Sized_relobj::setup): Take a Target object instead of
2930 an elfcpp:Ehdr as parameter.
2931 * target.cc: Include dynobj.h.
2932 (Target::do_make_elf_object_implementation): New.
2933 (Target::do_make_elf_object): New.
2934 * target.h (Target::make_elf_object): New template declaration.
2935 (Target::do_make_elf_object): New method declarations.
2936 (Target::do_make_elf_object_implementation): New template declaration.
2938 2009-08-14 Ian Lance Taylor <iant@google.com>
2940 * gold.h (FUNCTION_NAME): Define.
2941 (gold_unreachable): Use FUNCTION_NAME.
2943 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2945 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2946 symbol in the --keep-unique list is not found.
2948 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2950 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2951 been maked as --keep-unique.
2952 (Icf::unfold_section): New function.
2953 * icf.h (Icf::unfold_section): New function.
2954 * options.h (General_options::keep_unique): New option.
2955 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2956 * testsuite/Makefile.in: Regenerate.
2957 * testsuite/icf_keep_unique_test.sh: New file.
2958 * testsuite/icf_keep_unique_test.cc: New file.
2960 2009-08-12 Cary Coutant <ccoutant@google.com>
2963 * resolve.cc (Symbol_table::resolve): Check for references from
2964 dynamic objects to hidden and internal symbols.
2965 * testsuite/Makefile.am (hidden_test.sh): New test.
2966 * testsuite/Makefile.in: Regenerate.
2967 * testsuite/hidden_test.sh: New script.
2968 * testsuite/hidden_test_1.c: New test source.
2969 * testsuite/hidden_test_main.c: New test source.
2971 2009-08-11 Doug Kwan <dougkwan@google.com>
2973 * arm.cc: Update comments.
2974 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2975 segment to locate the .ARM.exidx section if present.
2977 2009-08-09 Doug Kwan <dougkwan@google.com>
2979 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2982 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2983 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2986 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2988 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2989 valid tls_segment only for non-debug-section relocations.
2990 * testsuite/Makefile.am: Add gc_tls_test.
2991 * testsuite/Makefile.in: Regenerate.
2992 * testsuite/gc_tls_test.cc: New file.
2993 * testsuite/gc_tls_test.sh: New file.
2995 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2999 * Makefile.am (CCFILES): Add icf.cc.
3001 * Makefile.in: Regenerate.
3002 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3003 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3004 section, symbol and addend information for the relocs.
3005 * gold.cc (queue_middle_tasks): Call identical code folding.
3006 * gold.h: Add defines for multimap.
3007 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3008 to the call of finalize_local_symbols.
3009 * main.cc (main): Create object of class Icf.
3010 * object.cc (Sized_relobj::do_layout): Allow this function to be
3011 called twice during icf.
3012 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3013 to sections marked as identical by icf.
3014 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3016 (Sized_relobj::do_section_entsize): New function.
3017 * object.h (Object::section_entsize): New function.
3018 (Object::do_section_entsize): New pure virtual function.
3019 (Relobj::finalize_local_symbols): Add new parameter.
3020 (Relobj::do_section_entsize): New function.
3021 * options.h (General_options::icf): New option.
3022 (General_options::icf_iterations): New option.
3023 (General_options::print_icf_sections): New option.
3024 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3025 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3026 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3028 * symtab.cc (Symbol_table::is_section_folded): New function.
3029 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3030 to sections marked as identical by icf.
3031 * symtab.h (Symbol_table::set_icf): New function.
3032 (Symbol_table::icf): New function.
3033 (Symbol_table::is_section_folded): New function.
3034 (Symbol_table::icf_): New data member.
3035 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3036 * testsuite/Makefile.am: Add commands to build icf_test.
3037 * testsuite/Makefile.in: Regenerate.
3038 * testsuite/icf_test.sh: New file.
3039 * testsuite/icf_test.cc: New file.
3041 2009-07-24 Chris Demetriou <cgd@google.com>
3043 * layout.cc (is_compressible_debug_section): Fix incorrect
3044 comment about compressed section names.
3046 2009-07-20 Ian Lance Taylor <ian@airs.com>
3049 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3051 2009-07-16 Ian Lance Taylor <iant@google.com>
3054 * layout.h: #include <map>.
3055 (class Kept_section): Change from struct to class. Add accessors
3056 and setters. Add section size to Comdat_group mapping. Change
3057 Comdat_group to std::map. Add is_comdat_ field. Add
3058 linkonce_size field in union.
3059 (class Layout): Update declaration of find_or_add_kept_section.
3060 Don't declare find_kept_object.
3061 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3062 parameter. Add object, shndx, is_comdat, and is_group_name
3063 parameters. Change all callers. Adjust for new Kept_section.
3064 (Layout::find_kept_object): Remove.
3065 * object.cc (Sized_relobj::include_section_group): Update use of
3066 Kept_section. Rename secnum to shndx. Only record
3067 Kept_comdat_section if sections are the same size.
3068 (Sized_relobj::include_linkonce_section): Update use of
3069 Kept_section. Only record Kept_comdat_section if sections are the
3070 same size. Set size of linkonce section.
3071 (Sized_relobj::map_to_kept_section): Update call to
3072 get_kept_comdat_section.
3073 * object.h (class Sized_relobj): Rename fields in
3074 Kept_comdat_section to drop trailing underscores; change object
3075 field to Relobj*. Change Kept_comdat_section_table to store
3076 struct rather than pointer.
3077 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3078 Add kept_object and kept_shndx parameters. Change all callers.
3079 (Sized_relobj::get_kept_comdat_section): Change return type to
3080 bool. Add kept_object and kept_shndx parameters. Change all
3082 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3083 Layout::find_or_add_kept_section.
3085 2009-07-09 Ian Lance Taylor <iant@google.com>
3087 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3088 Reserve space in the hash table.
3090 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3092 * fileread.cc (File_read::get_mtime): New method.
3093 * fileread.h (Timespec): New structure.
3094 (File_read::get_mtime): New method.
3095 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3096 Renamed from timestamp_nsec.
3097 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3099 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3101 (Incremental_inputs::report_archive): Save mtime; style fix.
3102 (Incremental_inputs::report_obejct): Save mtime; style fix.
3103 (Incremental_inputs::report_script): Save mtime; style fix.
3104 (Incremental_inputs::finalize_inputs): Style fix.
3105 (Incremental_inputs::finalize): Style fix.
3106 (Incremental_inputs::create_input_section_data): Store inputs
3108 * incremental.h (Incremental_inputs::report_script): Add mtime
3110 (Incremental_inputs::Input_info::Input_info): Intialize only one
3112 (Incremental_inputs::Input_info::archive): Move to nameless
3114 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3115 (Incremental_inputs::Input_info::script): Move to nameless union.
3116 (Incremental_inputs::mtime): New field.
3117 * script.cc (read_input_script): Pass file mtime to
3119 * script.h (Script_info::inputs): Style fix.
3121 2009-07-01 Ian Lance Taylor <ian@airs.com>
3123 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3126 2009-06-24 Ian Lance Taylor <iant@google.com>
3129 * layout.cc (Layout::choose_output_section): If we find an
3130 existing section, update the flags.
3131 (Layout::create_notes): New function, broken out of
3133 (Layout::finalize): Don't create note sections.
3134 (Layout::create_note): Don't crash if linker script discards
3136 (Layout::create_gold_note): Likewise.
3137 (Layout::create_build_id): Likewise. Don't set
3138 after_input_sections on the section.
3139 (Layout::create_executable_stack_info): Remove target parameter.
3141 * layout.h (class Layout): Declare create_notes. Update
3142 declaration of create_executable_stack_info.
3143 * gold.cc (queue_middle_tasks): Call create_notes.
3144 * output.cc (Output_section::update_flags_for_input_section): Move
3145 here from output.h. If SHF_ALLOC flag is newly set, mark address
3147 * output.h (Output_data::mark_address_invalid): New function.
3148 (class Output_section): Only declare, not define,
3149 update_flags_for_input_section. Remove set_flags.
3151 2009-06-24 Ian Lance Taylor <iant@google.com>
3153 * script-sections.cc (Output_section_definition::
3154 set_section_addresses): Rename shadowing local load_address to
3157 2009-06-24 Ian Lance Taylor <iant@google.com>
3160 * reloc.cc (relocate_sections): Skip empty relocation sections.
3162 2009-06-23 Ian Lance Taylor <iant@google.com>
3165 * layout.cc (Layout::create_note): Use choose_output_section
3166 rather than make_output_section.
3168 2009-06-23 Ian Lance Taylor <iant@google.com>
3171 * options.cc (General_options::parse_V): Set printed_version_.
3172 (General_options::General_options): Initialize printed_version_.
3173 * options.h (class General_options): Add printed_version_ field.
3174 * gold.cc (queue_initial_tasks): If there are no input files,
3175 don't give a fatal error if we printed the version information.
3176 (queue_middle_tasks): If using -r with a shared object, give a
3177 fatal error rather than an ordinary error.
3179 2009-06-23 Ian Lance Taylor <iant@google.com>
3182 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3183 (Layout::make_output_section): Set have_stabstr_section_ if we see
3184 a .stab*str section.
3185 (Layout::finalize): Call link_stabs_sections.
3186 (Layout::link_stabs_sections): New file.
3187 * layout.h (class Layout): Add have_stabstr_section_ field.
3188 Declare link_stabs_sections.
3190 2009-06-23 Doug Kwan <dougkwan@google.com>
3192 * Makefile.am (libgold_a_LIBADD): New.
3193 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3194 * Makefile.in: Regenerate.
3195 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3196 * configure: Regenerate.
3197 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3198 * fileread.cc: Include sys/state.h
3199 * gold.h: Declare memmem and strndup if found missing.
3200 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3202 2009-06-23 Ian Lance Taylor <iant@google.com>
3204 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3205 * configure: Rebuild.
3207 2009-06-23 Ian Lance Taylor <iant@google.com>
3210 * object.cc (Object::section_contents): Don't try to get a view if
3211 the section has length zero.
3212 (Object::handle_gnu_warning_section): If the section is empty, use
3213 the name of the section as the warning.
3215 2009-06-23 Ian Lance Taylor <iant@google.com>
3218 * stringpool.h (class Stringpool_template): Add optimize_ field.
3219 (Stringpool_template::set_optimize): New function.
3220 * stringpool.cc (Stringpool_template::Stringpool_template):
3221 Initialize optimize_ field.
3222 (Stringpool_template::set_string_offsets): Test local optimize
3223 fild rather than parameter.
3224 * layout.cc (Layout::Layout): Call set_optimize on the section
3227 2009-06-22 Ian Lance Taylor <iant@google.com>
3230 * yyscript.y: Parse TARGET.
3231 * script.cc (script_set_target): New function.
3232 * script-c.h (script_set_target): Declare.
3233 * options.cc (General_options::string_to_object_format): Rename
3234 from string_to_object_format in anonymous namespace. Change
3236 * options.h (class General_options): Declare
3237 string_to_object_format.
3239 2009-06-22 Ian Lance Taylor <iant@google.com>
3241 * script-sections.cc (Script_sections::create_segments): Don't put
3242 program headers in a PT_LOAD segment if -n or -N.
3244 2009-06-22 Ian Lance Taylor <iant@google.com>
3247 * options.h (class General_options): Add -z lazy and -z now. Sort
3248 -z options into alphabetical order.
3249 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3251 2009-06-21 Ian Lance Taylor <iant@google.com>
3253 * layout.cc (Layout::make_output_section): Call
3254 Target::new_output_section.
3255 (Layout::attach_allocated_section_to_segment): Put large section
3256 sections in a separate load segment with the large segment flag
3258 (Layout::segment_precedes): Sort large data segments after other
3260 (align_file_offset): New static function.
3261 (Layout::set_segment_offsets): Use align_file_offset.
3262 * output.h (class Output_section): Add is_small_section_ and
3263 is_large_section_ fields.
3264 (Output_section::is_small_section): New function.
3265 (Output_section::set_is_small_section): New function.
3266 (Output_section::is_large_section): New function.
3267 (Output_section::set_is_large_section): New function.
3268 (Output_section::is_large_data_section): New function.
3269 (class Output_segment): Add is_large_data_segment_ field.
3270 (Output_segment::is_large_data_segment): New function.
3271 (Output_segment::set_is_large_data_segment): New function.
3272 * output.cc (Output_section::Output_section): Initialize new
3274 (Output_segment::Output_segment): Likewise.
3275 (Output_segment::add_output_section): Add assertion that large
3276 data sections always go in large data segments. Force small data
3277 sections to the end of the list of data sections. Force small BSS
3278 sections to the start of the list of BSS sections. For large BSS
3279 sections to the end of the list of BSS sections.
3280 * symtab.h (class Symbol): Declare is_common_shndx.
3281 (Symbol::is_defined): Check Symbol::is_common_shndx.
3282 (Symbol::is_common): Likewise.
3283 (class Symbol_table): Define enum Commons_section_type. Update
3284 declarations. Add small_commons_ and large_commons_ fields.
3285 * symtab.cc (Symbol::is_common_shndx): New function.
3286 (Symbol_table::Symbol_table): Initialize new fields.
3287 (Symbol_table::add_from_object): Put small and large common
3288 symbols in the right list.
3289 (Symbol_table::sized_finalized_symbol): Check
3290 Symbol::is_common_shndx.
3291 (Symbol_table::sized_write_globals): Likewise.
3292 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3293 common symbol lists. Don't call do_allocate_commons_list if the
3295 (Symbol_table::do_allocate_commons_list): Remove is_tls
3296 parameter. Add comons_section_type parameter. Change all
3297 callers. Handle small and large common symbols.
3298 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3299 Symbol::is_common_shndx.
3300 * resolve.cc (symbol_to_bits): Likewise.
3301 * target.h (Target::small_common_shndx): New function.
3302 (Target::small_common_section_flags): New function.
3303 (Target::large_common_shndx): New function.
3304 (Target::large_common_section_flags): New function.
3305 (Target::new_output_section): New function.
3306 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3307 small_common_section_flags, and large_common_section_flags
3309 (Target::do_new_output_section): New virtual function.
3310 * arm.cc (Target_arm::arm_info): Initialize new fields.
3311 * i386.cc (Target_i386::i386_info): Likewise.
3312 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3314 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3315 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3316 (Target_x86_64::do_new_output_section): New function.
3317 * configure.ac: Define conditional MCMODEL_MEDIUM.
3318 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3319 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3320 (large_LDFLAGS): Define.
3321 * testsuite/large.c: New file.
3322 * testsuite/testfile.cc (Target_test::test_target_info):
3323 Initialize new fields.
3324 * configure, testsuite/Makefile.in: Rebuild.
3326 2009-06-05 Doug Kwan <dougkwan@google.com>
3328 * Makefile.am (CCFILES): Add target.cc.
3329 * Makefile.in: Regenerate.
3330 * i386.cc (class Target_i386): Define new virtual method to
3331 override do_is_local_label_name in parent.
3332 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3333 local symbols if --discard-locals or -X is given.
3334 * options.h (class General_options): Declare new options
3335 '--discard-locals' and '-X' for discarding locals.
3336 * target.h (class Target): Define new methods is_local_label_name.
3337 Declare new virtual method do_is_local_label_name.
3338 * target.cc: New file.
3339 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3340 (check_SCRIPTS): Add discard_locals_test.sh.
3341 (check_DATA): Add discard_local_tests.syms.
3342 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3343 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3344 * testsuite/Makefile.in: Regenerate.
3345 * testsuite/discard_locals_test.c: New file.
3346 * testsuite/discard_locals_test.sh: Same.
3348 2009-06-05 Doug Kwan <dougkwan@google.com>
3350 * object.cc (Sized_relobj::Sized_relobj): Initialize
3351 discarded_eh_frame_shndx_ to -1U.
3352 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3354 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3355 a discarded .eh_frame section.
3356 (Sized_relobj::do_finalize_local_symbols): Ditto.
3357 * object.h (class Sized_relobj): Declare new member
3358 discarded_eh_frame_shndx_.
3359 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3360 (local_labels_test.o, local_labels_test): New rules.
3361 * testsuite/Makefile.in: Regenerate.
3363 2009-06-04 Doug Kwan <dougkwan@google.com>
3365 * layout.cc (Layout::section_name_mapping): Add mapping for
3366 special ARM sections.
3368 2009-06-03 Doug Kwan <dougkwan@google.com>
3370 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3371 (utils::has_overflow): Same.
3373 2009-06-03 Ian Lance Taylor <iant@google.com>
3375 * layout.cc (Layout::section_name_mapping): New array, replacing
3376 Layout::linkonce_mapping.
3377 (Layout::section_name_mapping_count): New variable, replacing
3378 Layout::linkonce_mapping_count.
3379 (Layout::linkonce_output_name): Remove.
3380 (Layout::output_section_name): Rewrite.
3381 * layout.h (class Layout): Rename Linkonce_mapping to
3382 Section_name_mapping, linkonce_mapping to section_name_mapping,
3383 linkonce_mapping_count to section_name_mapping_count. Don't
3384 declare linkonce_output_name.
3386 2009-06-03 Doug Kwan <dougkwan@google.com>
3388 * gold/arm.cc (namespace utils): New.
3389 (Target_arm::reloc_is_non_pic): Define new method.
3390 (class Arm_relocate_functions): New.
3391 (Target_arm::Relocate::relocate): Handle relocation types used by
3394 2009-06-03 Ian Lance Taylor <iant@google.com>
3396 * arm.cc (Target_arm::scan::global): Use || instead of |.
3398 2009-06-02 Doug Kwan <dougkwan@google.com>
3400 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3401 issued_non_pic_error_.
3402 (class Target_arm::Scan): Declare new method check_non_pic.
3403 Define new method symbol_needs_plt_entry.
3404 Declare new data member issued_non_pic_error_.
3405 (class Target_arm::Relocate): Declare new method
3406 should_apply_static_reloc.
3407 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3408 (Target_arm::Scan::check_non_pic): Define new method.
3409 (Target_arm::Scan::local): Handle a small subset of reloc types used
3411 (Target_arm::Scan::local): Same.
3412 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3414 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3416 * incremental.cc (Incremental_inputs::report_command_line): Filter
3417 out --incremental-* options.
3419 2009-05-29 Doug Kwan <dougkwan@google.com>
3421 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3423 (class Target_arm): Update comment.
3424 (Target_arm::Target_arm): Initialize new data members GOT_,
3425 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3426 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3427 and Target_arm::rel_dyn_section.
3428 Declare new_enum Target_arm::Got_type.
3429 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3431 Update commments for member do_dynsym_value.
3432 (Target_arm::got_size, Target_arm::plt_section,
3433 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3434 new methods inside class defintion.
3435 (Target_arm::got_section): Define new method.
3436 (Target_arm::rel_dyn_section): Same.
3437 (Output_data_plt_arm): New template class.
3438 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3439 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3440 (Output_data_plt_arm::add_entry): Same.
3441 (Output_data_plt_arm::first_plt_entry): Define new
3442 static data member for PLT instruction template.
3443 (Output_data_plt_arm::plt_entry): Same.
3444 (Output_data_plt_arm::do_write): Define new method.
3445 (Target_arm::make_plt_entry): Same.
3446 (Target_arm::do_finalize_sections): Same.
3447 (Target_arm::do_dynsym_value): Same.
3449 2009-05-28 Doug Kwan <dougkwan@google.com>
3451 * Makefile.am (TARGETSOURCES): Add arm.cc.
3452 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3453 * Makefile.in: Regenerate.
3455 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3457 2009-05-26 Doug Kwan <dougkwan@google.com>
3459 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3460 (General_options::check_excluded_libs): Strip off directories in
3461 archive name before matching like GNU ld does.
3462 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3463 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3464 (exclude_libs_test_LDFLAGS): Add linker option
3465 -Wl,--exclude-libs,libexclude_libs_test_3
3466 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3467 an explicit archive without using -l.
3468 (alt/libexclude_libs_test_3.a): New make rule.
3469 * testsuite/Makefile.in: Regenerate.
3470 * testsuite/exclude_libs_test.c : Declare lib3_default().
3472 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3473 * exclude_libs_test_3.c: New file.
3475 2009-05-26 Nick Clifton <nickc@redhat.com>
3477 * po/id.po: New Indonesian translation.
3478 * po/gold.pot: Updated template file.
3480 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3482 * testsuite/Makefile.am: Add -ffunction-sections to compile
3483 gc_comdat_test files. Add -Wl,--gc-sections to build
3485 * testsuite/Makefile.in: Regenerate.
3486 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3488 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3490 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3491 kept comdat section was garbage collected.
3492 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3493 * testsuite/Makefile.in: Regenerate.
3494 * testsuite/gc_comdat_test.sh: New file.
3495 * testsuite/gc_comdat_test_1.cc: New file.
3496 * testsuite/gc_comdat_test_2.cc: New file.
3498 2009-05-19 Doug Kwan <dougkwan@google.com>
3500 * archive.cc (Archive::Archive): Move constructor from archive.h
3501 to here. Initialize no_export_.
3502 (Archive::get_elf_object_for_member): Set no_export flag of object.
3503 * archive.h (Archive::Archive): Move constructor body to
3505 (Archive::no_export): New method.
3506 (Archive::no_export_): New field.
3507 * object.h (Object::Object): Initialize no_export_ to false.
3508 (Object::no_export, Object::set_no_export): New methods.
3509 (Object::no_export_): New field.
3510 * options.cc (General_options::parse_exclude_libs): New method.
3511 (General_options::check_excluded_libs) Same.
3512 * options.h (exclude_libs): New option.
3513 (General_options::check_excluded_libs): New method declaration.
3514 (General_options::excluded_libs_): New field.
3515 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3516 default or protected visibility if an object has no-export flag set.
3517 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3518 (check_SCRIPTS): Add exclude_libs_test.sh.
3519 (check_DATA): Add exclude_libs_test.syms.
3520 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3521 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3522 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3523 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3524 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3525 libexclude_libs_test_2.a): New rules.
3526 * testsuite/Makefile.in: Regenerate.
3527 * testsuite/exclude_libs_test.c: New file.
3528 * testsuite/exclude_libs_test.sh: Ditto.
3529 * testsuite/exclude_libs_test_1.c: Ditto.
3530 * testsuite/exclude_libs_test_2.c: Ditto.
3532 2009-05-15 Ian Lance Taylor <iant@google.com>
3534 * configure.ac: Check for declarations for cases where libiberty.h
3535 checks HAVE_DECL_xxx.
3536 * configure, config.in: Rebuild.
3538 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3540 * gold.h (Incremental_argument_list): Remove (invalid) forward
3542 * incremental.cc (Incremental_inputs::report_achive): New method.
3543 (Incremental_inputs::report_object): New method.
3544 (Incremental_inputs::report_script): New method.
3545 (Incremental_inputs::finalize_inputs): New method.
3546 (Incremental_inputs::finalize): Call finalize_inputs().
3547 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3548 Create inputs entries.
3549 * incremental.h (Incremental_input_type): New enum.
3550 (Incremental_inputs::Incremental_input): Initialize new fields.
3551 (Incremental_inputs::report_inputs): New method.
3552 (Incremental_inputs::report_achive): New method.
3553 (Incremental_inputs::report_object): New method.
3554 (Incremental_inputs::report_script): New method.
3555 (Incremental_inputs::finalize_inputs): New method.
3556 (Incremental_inputs::Input_info): New struct.
3557 (Incremental_inputs::Input_info_map): New typedef.
3558 (Incremental_inputs::lock_): New field.
3559 (Incremental_inputs::Inputs_): New field.
3560 (Incremental_inputs::Inputs_map): New field.
3561 * main.cc (main): Call Incremental_input::report_inputs.
3562 * options.h (Input_argument_list): Typedef moved from
3564 (Input_file_group::Files): Remove, use ::Input_argument_list.
3565 (Input_file_group::Input_argument_list): Remove, use
3566 ::Input_argument_list.
3567 * plugin.cc (Plugin_manager::add_input_file): Add error in
3569 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3571 * script.cc (read_input_script): Call
3572 Incremental_input::report_script.
3573 * script.h (Script_info): New class.
3575 2009-04-27 Ian Lance Taylor <iant@google.com>
3577 * x86_64.cc (do_adjust_output_section): Set entsize to
3580 2009-04-23 Elliott Hughes <enh@google.com>
3582 * output.cc (Output_file::close): After short writes, continue
3583 writing from the correct offset in the buffer being written.
3585 2009-04-23 Chris Demetriou <cgd@google.com>
3587 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3588 * configure: Regenerate.
3589 * config.in: Regenerate.
3590 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3591 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3593 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3595 * incremental.cc (Incremental_inputs_header_data): Renamed from
3596 Incremental_input_header_data.
3597 (Incremental_inputs_header_data::data_size): New field.
3598 (Incremental_inputs_header_data::put_input_file_count): Renamed
3599 from input_file_count.
3600 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3601 from command_line_offset.
3602 (Incremental_inputs_header_data::put_reserved): Renamed from
3604 (Incremental_inputs_entry_data): Renamed from
3605 Incremental_input_entry_data.
3606 (Incremental_inputs_entry_data::data_size): New field.
3607 (Incremental_inputs::report_command_line): New method.
3608 (Incremental_inputs::finalize): New method.
3609 (Incremental_inputs::create_incremental_inputs_data): New method.
3610 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3611 * incremental.h: New file.
3612 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3613 (Layout::finalize): Create incremental inputs section in
3615 (Layout::create_incremental_info_sections): New method.
3616 * layout.h (Layout::incremental_inputs): New method.
3617 (Layout::create_incremental_info_sections): New method.
3618 (Layout::incremental_inputs_): New field.
3619 * main.cc (main): Notify Incremental_input of the command line.
3621 2009-04-01 Ian Lance Taylor <iant@google.com>
3622 Mikolaj Zalewski <mikolajz@google.com>
3624 * gold.h (reserve_unordered_map): Define, three versions, one for
3625 each version of Unordered_map.
3626 * layout.cc (Layout::Layout): Remove options parameter. Add
3627 number_of_input_files parameter. Don't initialize options_.
3628 Initialize number_of_input_files_ and resized_signatures_. Move
3629 sections_are_attached_.
3630 (Layout::layout_group): Reserve space for group_signatures_.
3631 (Layout::find_or_add_kept_section): Change name parameter to be a
3632 reference. Resize signatures_ map when it gets large enough.
3633 (Layout::layout_eh_frame): Use parameters->options() instead of
3635 (Layout::make_output_section): Likewise.
3636 (Layout::attach_allocated_section_to_segment): Likewise.
3637 (Layout::finalize, Layout::create_executable_stack): Likewise.
3638 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3639 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3640 * layout.h (class Layout): Update declarations. Remove options_
3641 field. Add number_of_input_files_ and resized_signatures_
3642 fields. Move sections_are_attached_ field.
3643 * main.cc (main): Pass number of input files to Layout
3644 constructor. Don't pass options.
3646 2009-03-30 Ian Lance Taylor <iant@google.com>
3648 * ffsll.c (ffsll): Correct implementation.
3650 2009-03-27 Ian Lance Taylor <iant@google.com>
3652 * ffsll.c: New file.
3653 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3654 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3655 * ftruncate.c (ftruncate): Declare before definition.
3656 * mremap.c (mremap): Likewise.
3657 * pread.c (pread): Likewise.
3658 * configure, Makefile.in, config.in: Rebuild.
3660 * mremap.c: New file.
3661 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3662 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3663 (mremap): Declare if HAVE_MREMAP is not defined.
3664 * configure, Makefile.in, config.in: Rebuild.
3666 2009-03-27 Cary Coutant <ccoutant@google.com>
3668 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3669 position independent.
3670 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3671 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3673 2009-03-24 Cary Coutant <ccoutant@google.com>
3675 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3677 (needs_dynamic_reloc): Likewise.
3679 2009-03-24 Ian Lance Taylor <iant@google.com>
3681 * yyscript.y (file_cmd): Recognize EXTERN.
3682 (extern_name_list, extern_name_list_body): New nonterminals.
3683 * script.cc (script_add_extern): Define.
3684 * script-c.h (script_add_extern): Declare.
3686 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3688 * object.cc (is_elf_object): Define.
3689 * object.h (is_elf_object): Declare.
3690 * archive.cc (Archive::get_elf_object_for_member): Call
3692 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3694 2009-03-24 Elliott Hughes <enh@google.com>
3696 * output.cc (Output_file::map_anonymous): Define.
3697 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3698 try an anonymous one. Report the size if the mmap fails.
3699 * output.h (class Output_file): Declare map_anonymous.
3701 2009-03-24 Ian Lance Taylor <iant@google.com>
3703 * target-select.cc (instantiate_target): Don't acquire the lock if
3704 the instantiated_target_ field has already been set.
3706 2009-03-23 Ian Lance Taylor <iant@google.com>
3708 * gold-threads.h (class Initialize_lock): Define.
3709 * gold-threads.cc (class Initialize_lock_once): Define.
3710 (initialize_lock_control): New static variable.
3711 (initialize_lock_pointer): New static variable.
3712 (initialize_lock_once): New static function.
3713 (Initialize_lock::Initialize_lock): Define.
3714 (Initialize_lock::initialize): Define.
3715 * target-select.h: Include "gold-threads.h".
3716 (class Target_selector): Add lock_ and initialize_lock_ fields.
3717 Don't define instantiate_target, just declare it.
3718 * target-select.cc (Target_selector::Target_selector): Initialize
3720 (Target_selector::instantiate_target): Define.
3721 * descriptors.h: Include "gold-threads.h".
3722 (class Descriptors): Add initialize_lock_ field.
3723 * descriptors.cc (Descriptors::Descriptors): Initialize new
3725 (Descriptors::open): Use initialize_lock_ field
3726 * errors.h (class Errors): Add initialize_lock_ field.
3727 * errors.cc (Errors::Errors): Initialize new field.
3728 (Errors::initialize_lock): Use initialize_lock_ field.
3729 * powerpc.cc (class Target_selector_powerpc): Remove
3730 instantiated_target_ field. In do_recognize call
3731 instantiate_target rather than do_instantiate_target. In
3732 do_instantiate_target just allocate a new target.
3733 * sparc.cc (class Target_selector_sparc): Likewise.
3735 * freebsd.h: New file.
3736 * i386.cc: Include "freebsd.h".
3737 (Target_i386): Derive from Target_freebsd rather than
3739 (Target_selector_i386): Derive from Target_selector_freebsd rather
3740 than Target_selector.
3741 * x86_64.cc: Include "freebsd.h".
3742 (Target_x86_64): Derive from Target_freebsd rather than
3744 (Target_selector_x86_64): Derive from Target_selector_freebsd
3745 rather than Target_selector.
3746 * target.h (class Target): Add adjust_elf_header and
3747 do_adjust_elf_header.
3748 * output.cc (Output_file_header:: do_sized_write): Call target
3749 adjust_elf_header routine.
3750 * configure.tgt: Set targ_osabi.
3751 * configure.ac: Define GOLD_DEFAULT_OSABI.
3752 * parameters.cc (Parameters::default_target): Pass
3753 GOLD_DEFAULT_OSABI to select_target.
3754 * target-select.h (class Target_selector): Make instantiate_target
3755 protected rather than private.
3756 * Makefile.am (HFILES): Add freebsd.h.
3757 * configure, Makefile.in, config.in: Rebuild.
3759 * merge.cc (do_add_input_section): Correct pend value. Change
3760 message about last entry not being null terminated from error to
3763 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3765 * incremental.cc: New file.
3766 * Makefile.am (CCFILES): Add incremental.cc.
3767 * Makefile.in: Rebuild.
3769 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3771 * layout.cc (Layout::output_section_name): Preserve names
3772 of '.note.' sections.
3774 2009-03-19 Ian Lance Taylor <iant@google.com>
3776 * descriptors.cc (Descriptors::open): Check that the options are
3777 valid before using them.
3779 2009-03-18 Ian Lance Taylor <iant@google.com>
3781 * script-sections.h: Include <list>.
3782 (class Script_sections): Change Sections_elements from std::vector
3783 to std::list. Typedef public Elements_iterator. Add
3784 orphan_section_placement_, data_segment_align_start_, and
3785 saw_data_segment_align_ fields. Remove data_segment_align_index_
3787 * script-sections.cc (class Orphan_section_placement): New class.
3788 (class Sections_element): Add virtual functions is_relro and
3789 orphan_section_init. Remove virtual function place_orphan_here.
3790 (class Output_section_definition): Add is_relro and
3791 orphan_section_init. Remove place_orphan_here.
3792 (class Orphan_output_section): Likewise.
3793 (Script_sections::Script_sections): Update for field changes.
3794 (Script_sections::data_segment_align): Set saw_data_segment_align_
3795 and data_segment_align_start_, not data_segment_align_index.
3796 (Script_sections::data_segment_relro_end): Check
3797 saw_data_segment_align_. Use data_segment_align_start_ rather
3798 than data_segment_align_index_.
3799 (Script_sections::place_orphan): Rewrite to use
3800 Orphan_section_placement.
3802 2009-03-17 Ian Lance Taylor <iant@google.com>
3804 * archive.cc (Archive::add_symbols): Check for a version attached
3805 to the symbol name in the archive map.
3806 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3807 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3808 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3809 (ver_test_11.a): New target.
3810 * testsuite/Makefile.in: Rebuild.
3812 * configure.ac: Check for chsize and posix_fallocate. Replace
3814 * ftruncate.c: New file, from gnulib.
3815 * output.cc (posix_fallocate): Define dummy version if not
3816 HAVE_POSIX_FALLOCATE.
3817 (Output_file::map): Call posix_fallocate rather than lseek and
3819 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3820 * configure, Makefile.in, config.in: Rebuild.
3822 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3824 * layout.h (Layout::create_note): Add section_name parameter.
3825 * layout.cc (Layout::create_note): Likewise.
3826 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3828 2009-03-17 Ian Lance Taylor <iant@google.com>
3830 * descriptors.cc: Include "options.h".
3831 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3832 (Descriptors::open): Always use O_CLOEXEC when opening a new
3833 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3834 then set FD_CLOEXEC.
3836 * sparc.cc (class Target_sparc): Add has_got_section.
3837 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3838 make sure we have a GOT section.
3840 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3841 (Target_sparc::Scan::local): Likewise.
3842 (Target_sparc::Scan::global): Likewise.
3843 (Target_sparc::Relocate::relocate): Likewise.
3844 (Target_sparc::Relocate::relocate_tls): Likewise.
3846 * symtab.cc (Symbol_table::define_default_version): New function,
3847 broken out of add_from_object.
3848 (Symbol_table::add_from_object): Call define_default_version.
3849 (Symbol_table::define_special_symbol): Add resolve_oldsym
3850 parameter. Change all callers. If the version for a symbol comes
3851 from a version script, resolve it with the symbol with the same
3852 name with no version. Also add the symbol without a version if
3854 (do_define_in_output_data): If resolving with oldsym, don't delete
3856 (do_define_in_output_segment): Likewise.
3857 (do_define_as_constant): Likewise.
3858 * symtab.h (class Symbol_table): Update declarations.
3860 2009-03-13 Ian Lance Taylor <iant@google.com>
3862 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3863 (Read_symbols::requeue): New function.
3864 (Read_symbols::do_read_symbols): If make_elf_object fails because
3865 the target type is not configured, and the file was searched for,
3866 issue a warning and retry with the next directory.
3867 (Add_symbols::run): If the file has an incompatible format, and
3868 it was searched for, requeue the Read_symbols task. On error,
3870 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3871 dirindex parameter to constructor. Change all callers. Declare
3872 incompatible_warning and requeue.
3873 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3874 input_argument_ and input_group_ fields. Add them to
3875 constructor. Change all callers.
3876 (class Read_script): Add dirindex_ field. Add it to constructor.
3878 * archive.cc (Archive::setup): Remove input_objects parameter.
3880 (Archive::get_file_and_offset): Likewise.
3881 (Archive::read_all_symbols): Likewise.
3882 (Archive::read_symbols): Likewise.
3883 (Archive::get_elf_object_for_member): Remove input_objects
3884 parameter. Add punconfigured parameter. Change all callers.
3885 (Archive::add_symbols): Change return type to bool. Check return
3886 value of include_member.
3887 (Archive::include_all_members): Likewise.
3888 (Archive::include_member): Change return type to bool. Return
3889 false if first included object has incompatible target. Set
3890 included_member_ field.
3891 (Add_archive_symbols::run): If add_symbols returns false, requeue
3893 * archive.h (class Archive): Add included_member_ field.
3894 Initialize it in constructor. Add input_file and searched_for
3895 methods. Update declarations.
3896 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3897 input_argument_ fields. Add them to constructor. Change all
3899 * script.cc: Include "target-select.h".
3900 (class Parser_closure): Add skip_on_incompatible_target_ and
3901 found_incompatible_target_ fields. Add
3902 skip_on_incompatible_target parameter to constructor. Change all
3903 callers. Add methods skip_on_incompatible_target,
3904 clear_skip_on_incompatible_target, found_incompatible_target, and
3905 set_found_incompatible_target.
3906 (read_input_script): Add dirindex parameter. Change all callers.
3907 If parser finds an incompatible target, requeue Read_symbols
3909 (script_set_symbol): Clear skip_on_incompatible_target in
3911 (script_add_assertion, script_parse_option): Likewise.
3912 (script_start_sections, script_add_phdr): Likewise.
3913 (script_check_output_format): New function.
3914 * script.h (read_input_script): Update declaration.
3915 * script-c.h (script_check_output_format): Declare.
3916 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3917 (ignore_cmd): Remove OUTPUT_FORMAT.
3918 * fileread.cc (Input_file::Input_file): Add explicit this.
3919 (Input_file::will_search_for): New function.
3920 (Input_file::open): Add pindex parameter. Change all callers.
3921 * fileread.h (class Input_file): Add input_file_argument method.
3922 Declare will_search_for. Update declarations.
3923 * object.cc (make_elf_object): Add punconfigured parameter.
3925 * object.h (class Object): Make input_file public. Add
3926 searched_for method.
3927 (make_elf_object): Update declaration.
3928 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3930 * dirsearch.h (class Dirsearch): Update declaration.
3931 * options.h (class General_options): Add --warn-search-mismatch.
3932 * parameters.cc (Parameters::is_compatible_target): New function.
3933 * parameters.h (class Parameters): Declare is_compatible_target.
3934 * workqueue.cc (Workqueue::add_blocker): New function.
3935 * workqueue.h (class Workqueue): Declare add_blocker.
3937 * fileread.cc (Input_file::open): Remove options parameter.
3939 (Input_file::open_binary): Likewise.
3940 * script.cc (read_input_script): Likewise.
3941 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3942 options parameter from constructor. Change all callers.
3943 (class Read_script): Likewise.
3944 * fileread.h (class Input_file): Update declarations.
3945 * script.h (read_input_script): Update declaration.
3947 2009-03-10 Nick Clifton <nickc@redhat.com>
3949 * po/es.po: New Spanish translation.
3951 2009-03-06 Cary Coutant <ccoutant@google.com>
3953 * options.cc (parse_short_option): Keep dash_z from registering itself.
3955 2009-03-03 Ian Lance Taylor <iant@google.com>
3958 * target-reloc.h (relocate_section): Pass output_section to
3960 * i386.cc (Target_i386::should_apply_static_reloc): Add
3961 output_section parameter. Change all callers.
3962 (Target_i386::Relocate::relocate): Add output_section parameter.
3963 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3964 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3965 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3966 * testsuite/two_file_shared.sh: New script.
3967 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3968 (check_DATA): Add two_file_shared.dbg.
3969 (two_file_shared.dbg): New target.
3970 * testsuite/Makefile.in: Rebuild.
3972 2009-03-01 Ian Lance Taylor <iant@google.com>
3974 * configure.ac: Check for byteswap.h.
3975 * configure: Rebuild.
3976 * config.in: Rebuild.
3978 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3980 * layout.cc (Layout::find_or_add_kept_section): New function.
3981 (Layout::add_comdat): Removed.
3982 * layout.h (struct Kept_section): Move out of class Layout.
3983 Remove trailing underscores from field names. Add group_sections
3984 field. Rename group_ field to is_group. Change all uses.
3985 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3986 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3987 comdat_groups_ field.
3988 (Sized_relobj::include_section_group): Use
3989 find_or_add_kept_section and Kept_section::group_sections.
3990 (Sized_relobj::include_linkonce_section): Likewise.
3991 * object.cc (class Sized_relobj): Don't define Comdat_group or
3992 Comdat_group_table. Remove find_comdat_group and
3993 add_comdat_group. Remove comdat_groups_ field.
3994 * plugin.cc (include_comdat_group): Use
3995 Layout::find_or_add_kept_section.
3997 2009-02-28 Ian Lance Taylor <iant@google.com>
3999 * README: --gc-sections and map files are now supported. Document
4000 some build requirements.
4003 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4004 relocatable link set the value of the section symbol to zero.
4005 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4006 relocatable link don't include the section address in the local
4009 2009-02-27 Ian Lance Taylor <iant@google.com>
4012 * options.h (class Search_directory): Add is_system_directory.
4013 (class General_options): Declare is_in_system_directory.
4014 * options.cc (get_relative_sysroot): Make static.
4015 (get_default_sysroot): Make static.
4016 (General_optoins::is_in_system_directory): New function.
4017 * fileread.cc (Input_file::is_in_system_directory): New function.
4018 * fileread.h (class Input_file): Declare is_in_system_directory.
4019 * object.h (class Object): Add is_in_system_directory.
4020 (class Input_objects): Remove system_library_directory_ field.
4021 * object.cc (Input_objects::add_object): Don't set
4022 system_library_directory_.
4023 (input_objects::found_in_system_library_directory): Remove.
4024 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4025 parameter. Change all callers.
4026 (Symbol_table::sized_write_globals): Likewise.
4027 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4028 Call Object::is_in_system_directory.
4029 * symtab.h (class Symbol_table): Update declarations.
4032 * descriptors.h (Open_descriptor): Add is_on_stack field.
4033 * descriptors.cc (Descriptors::open): If the descriptor is on the
4034 top of the stack, remove it. Initialize is_on_stack field.
4035 (Descriptors::release): Only add pod to stack if it is not on the
4037 (Descriptors::close_some_descriptor): Clear stack_next and
4041 * output.cc (Output_section::find_starting_output_address): Rename
4042 from starting_output_address; add PADDR parameter; change return
4044 * output.h (class Output_section): Declare
4045 find_starting_output_address instead of starting_output_address.
4046 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4047 section symbol for which we can't find a merge section.
4050 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4051 hidden or internal, force the symbol to be local.
4052 * resolve.cc (Symbol::override_visibility): Define.
4053 (Symbol::override_base): Use override_visibility.
4054 (Symbol_table::resolve): Likewise.
4055 (Symbol::override_base_with_special): Likewise.
4056 (Symbol_table::override_with_special): If the visibility is hidden
4057 or internal, force the symbol to be local.
4058 * symtab.h (class Symbol): Add set_visibility and
4059 override_visibility.
4060 * testsuite/ver_test_1.sh: New file.
4061 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4062 (check_DATA): Add ver_test_1.syms.
4063 (ver_test_1.syms): New target.
4064 * testsuite/Makefile.in: Rebuild.
4066 2009-02-25 Cary Coutant <ccoutant@google.com>
4068 * layout.cc (Layout::choose_output_section): Don't rename sections
4069 when using a linker script that has a SECTIONS clause.
4070 * Makefile.in: Regenerate.
4072 * testsuite/Makefile.am (script_test_5.sh): New test case.
4073 * testsuite/Makefile.in: Regenerate.
4074 * testsuite/script_test_5.cc: New file.
4075 * testsuite/script_test_5.sh: New file.
4076 * testsuite/script_test_5.t: New file.
4078 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4080 * archive.cc (Archive::include_member): Update calls to add_symbols.
4081 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4082 the Layout argument.
4083 * dynobj.h (do_add_symbols): Add the Layout argument.
4084 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4086 * object.h (Object::add_symbols): Add the Layout argument.
4087 (Object::do_add_symbols): Add the Layout argument.
4088 (Sized_relobj::do_add_symbols): Add the Layout argument.
4089 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4090 Unify the two versions.
4091 (Add_plugin_symbols): Remove.
4092 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4093 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4094 (Add_plugin_symbols): Remove.
4095 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4096 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4097 (Add_symbols::run): Make it work with Pulginobj.
4099 2009-02-06 Ian Lance Taylor <iant@google.com>
4101 * object.cc (Sized_relobj::do_layout): Make info message start
4102 with lower case letter.
4104 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4106 * binary.cc: Fix file comment.
4108 * options.h (enum Incremental_disposition): Define.
4109 (class General_options): Add new options: --incremental,
4110 --incremental_changed, --incremental_unchanged,
4111 --incremental_unknown. Add incremental_disposition_ and
4112 implicit_incremental_ fields.
4113 (General_options::incremental_disposition): New function.
4114 (class Position_dependent_options): Add incremental_disposition
4116 (Position_dependent_options::copy_from_options): Set incremental
4118 * options.cc (General_options::parse_incremental_changed): New
4120 (General_options::parse_incremental_unchanged): New function.
4121 (General_options::parse_incremental_unknown): New function.
4122 (General_options::General_options): Initialize new fields
4123 incremental_disposition_ and implicit_incremental_.
4124 (General_options::finalize): Check for uasge of --incremental-*
4125 without --incremental.
4127 2009-02-06 Chris Demetriou <cgd@google.com>
4129 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4130 pointer and to report location as the file name associated with
4132 (gold_undefined_symbol_at_location): New function to replace the
4133 old gold_undefined_symbol functionality.
4134 * target-reloc.h (relocate_section): Update to use
4135 gold_undefined_symbol_at_location.
4136 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4137 Call gold_undefined_symbol function rather than gold_error.
4138 * errors.h (Errors::undefined_symbol): Take location as a
4139 string, rather than calculating it from a relocation.
4140 * errors.cc (Errors::fatal): Print "fatal error:" before the
4142 (Errors::error, Errors::error_at_location): Print "error: "
4143 before the formatted message.
4144 (Errors::undefined_symbol): Take location as a string, rather
4145 than calculating it from a relocation.
4146 (gold_undefined_symbol_at_location): New function akin to
4147 old gold_undefined_symbol, calculates location from relocation.
4148 (gold_undefined_symbol): Change to take only a Symbol pointer
4149 and to report location as the file name associated with the symbol.
4150 * testsuite/debug_msg.sh: Update for changed error messages.
4151 * testsuite/undef_symbol.sh: Likewise.
4153 2009-02-04 Duncan Sands <baldrick@free.fr>
4156 * reduced_debug_output.h
4157 (Output_reduced_debug_abbrev_section::failed): Use format for
4159 (Output_reduced_debug_info_section::faild): Likewise.
4161 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4163 * script.cc (Lazy_demangler): New class.
4164 (Version_script_info::get_symbol_version_helper): Demangle a
4167 2009-01-29 Cary Coutant <ccoutant@google.com>
4169 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4171 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4173 2009-01-28 Ian Lance Taylor <iant@google.com>
4175 * version.cc (version_string): Bump to 1.9.
4177 * gold.h: Include <cstring> and <stdint.h>.
4178 * version.cc: Include <cstdio>.
4179 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4181 * reduced_debug_output.cc (insert_into_vector): Rename from
4182 Insert_into_vector; change all callers. Use Swap_unaligned to
4183 avoid aliasing issue; remove union since it is unnecessary.
4185 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4187 * Makefile.am (CCFILES): Add gc.cc.
4189 * Makefile.in: Regenerate.
4190 * gold.cc (Gc_runner): New class.
4191 (queue_initial_tasks): Call garbage collection related tasks
4192 when corresponding options are invoked.
4193 (queue_middle_gc_tasks): New function.
4194 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4195 processed early before laying out sections during garbage collection.
4196 * gold.h (queue_middle_gc_tasks): New function.
4197 (is_prefix_of): Move from "layout.cc".
4198 * i386.cc (Target_i386::gc_process_relocs): New function.
4199 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4200 * main.cc (main): Create object of class "Garbage_collection".
4201 * object.cc (Relobj::copy_symbols_data): New function.
4202 (Relobj::is_section_name_included): New function.
4203 (Sized_relobj::do_layout): Allow this function to be called twice
4204 during garbage collection and defer layout of section during the
4206 * object.h (Relobj::get_symbols_data): New function.
4207 (Relobj::is_section_name_included): New function.
4208 (Relobj::copy_symbols_data): New function.
4209 (Relobj::set_symbols_data): New function.
4210 (Relobj::get_relocs_data): New function.
4211 (Relobj::set_relocs_data): New function.
4212 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4213 (Relobj::gc_process_relocs): New function.
4214 (Relobj::do_gc_process_relocs): New pure virtual function.
4215 (Relobj::sd_): New data member.
4216 (Sized_relobj::is_output_section_offset_invalid): New function.
4217 (Sized_relobj::do_gc_process_relocs): New function.
4218 * options.h (General_options::gc_sections): Modify to not be a no-op.
4219 (General_options::print_gc_sections): New option.
4220 * plugin.cc (Plugin_finish::run): Remove function call to
4221 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4222 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4223 * reloc.cc (Read_relocs::run): Add task to process relocs and
4224 determine unreferenced sections when doing garbage collection.
4225 (Gc_process_relocs): New class.
4226 (Sized_relobj::do_gc_process_relocs): New function.
4227 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4228 sections that are garbage collected.
4229 * reloc.h (Gc_process_relocs): New class.
4230 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4231 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4232 symbols whose corresponding sections are garbage collected.
4233 (Symbol_table::Symbol_table): Add new parameter for the garbage
4235 (Symbol_table::gc_mark_undef_symbols): New function.
4236 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4237 (Symbol_table::gc_mark_dyn_syms): New function.
4238 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4240 (Symbol_table::add_from_object): Likewise.
4241 (Symbol_table::add_from_relobj): When building shared objects, do not
4242 treat externally visible symbols as garbage.
4243 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4244 table information for static and relocatable links.
4245 * symtab.h (Symbol_table::set_gc): New function.
4246 (Symbol_table::gc): New function.
4247 (Symbol_table::gc_mark_undef_symbols): New function.
4248 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4249 (Symbol_table::gc_mark_dyn_syms): New function.
4250 (Symbol_table::gc_): New data member.
4251 * target.h (Sized_target::gc_process_relocs): New pure virtual
4253 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4254 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4256 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4258 * options.h (General_options::gc_sections): Define as a no-op for now.
4259 (General_options::no_keep_memory): Ditto.
4260 (General_options::Bshareable): Define.
4261 * options.cc (General_options::finalize): Honor -Bshareable.
4263 2009-01-20 Andreas Schwab <schwab@suse.de>
4265 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4266 read the value in the contents, since we don't use it. Use the
4267 template endianness when writing.
4268 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4270 2009-01-19 Andreas Schwab <schwab@suse.de>
4272 * configure.tgt (powerpc64-*): Fix targ_obj.
4274 2009-01-15 Ian Lance Taylor <iant@google.com>
4276 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4277 local symbols when stripping all symbols.
4279 2009-01-14 Cary Coutant <ccoutant@google.com>
4281 * output.cc (Output_reloc): Add explicit instantiations.
4283 2009-01-14 Cary Coutant <ccoutant@google.com>
4285 * archive.cc (Archive::get_elf_object_for_member): Remove call
4286 to File_read::claim_for_plugin.
4287 * descriptors.cc (Descriptors::open): Remove reference to
4289 (Descriptors::claim_for_plugin): Remove.
4290 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4291 (Descriptors::is_claimed): Remove.
4292 (claim_descriptor_for_plugin): Remove.
4293 * fileread.cc (File_read::claim_for_plugin): Remove.
4294 * fileread.h (File_read::claim_for_plugin): Remove.
4295 (File_read::descriptor): Reopen descriptor if necessary.
4296 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4297 (Plugin_manager::all_symbols_read): Add task parameter. Change
4299 (Plugin_manager::get_input_file): New function.
4300 (Plugin_manager::release_input_file): New function.
4301 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4302 corresponding data member.
4303 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4304 and pass to base constructor. Change all callers.
4305 (get_input_file, release_input_file): New functions.
4306 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4307 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4308 (Plugin_manager::all_symbols_read): Add task parameter.
4309 (Plugin_manager::get_input_file): New function.
4310 (Plugin_manager::release_input_file): New function.
4311 (Plugin_manager::task_): New data member.
4312 (Pluginobj::Pluginobj): Add filesize parameter.
4313 (Pluginobj::filename): New function.
4314 (Pluginobj::descriptor): New function.
4315 (Pluginobj::filesize): New function.
4316 (Pluginobj::filesize_): New data member.
4317 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4318 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4319 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4321 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4322 with archive libraries.
4323 * testsuite/Makefile.in: Regenerate.
4324 * testsuite/plugin_test.c (struct sym_info): New type.
4325 (get_input_file, release_input_file): New static variables.
4326 (onload): Capture new transfer vector entries.
4327 (claim_file_hook): Stop reading at end of file according to filesize.
4328 Factor out parsing of readelf output into separate function.
4329 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4330 APIs and get the source file name from the symbol table. Convert
4331 source file name to corresponding object file name. Print info
4332 message when adding new input files.
4333 (parse_readelf_line): New function.
4334 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4335 * testsuite/plugin_test_2.sh: Likewise.
4336 * testsuite/plugin_test_3.sh: Likewise.
4337 * testsuite/plugin_test_4.sh: New test case.
4339 2009-01-07 Ian Lance Taylor <iant@google.com>
4341 * version.cc (version_string): Bump to 1.8.
4343 2008-12-23 Cary Coutant <ccoutant@google.com>
4345 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4346 * plugin.cc (Plugin_manager::finish): Rename as
4347 layout_deferred_objects. Move cleanup to separate function.
4348 (Plugin_manager::cleanup): New function.
4349 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4351 * plugin.h (Plugin_manager::finish): Rename as
4352 layout_deferred_objects.
4353 (Plugin_manager::cleanup): New function.
4354 (Plugin_manager::cleanup_done): New field.
4356 2008-12-23 Cary Coutant <ccoutant@google.com>
4358 * plugin.cc (is_visible_from_outside): New function.
4359 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4360 so we don't return "IR only" status for exported symbols or -r links.
4362 * testsuite/Makefile.am (plugin_test_3): New test case.
4363 * testsuite/Makefile.in: Regenerate.
4364 * testsuite/plugin_test_3.sh: New file.
4366 2008-12-22 Cary Coutant <ccoutant@google.com>
4368 * object.cc (Sized_relobj::layout_section): New function.
4369 (Sized_relobj::do_layout): Defer layout of input sections until after
4370 plugin has provided replacement files.
4371 (Sized_relobj::do_layout_deferred_sections): New function.
4372 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4373 (Relobj::layout_deferred_sections): New function.
4374 (Relobj::do_layout_deferred_sections): New function.
4375 (Sized_relobj::do_layout_deferred_sections): New function.
4376 (Sized_relobj::layout_section): New function.
4377 (Sized_relobj::Deferred_layout): New structure.
4378 (Sized_relobj::deferred_layout_): New field.
4379 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4380 Change all callers. Layout deferred sections.
4381 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4383 (Plugin_hook::run): Move code from do_plugin_hook inline.
4384 (Plugin_hook::do_plugin_hook): Remove.
4385 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4386 (Plugin_manager::finish): Renamed, was cleanup.
4387 (Plugin_manager::should_defer_layout): New function.
4388 (Plugin_manager::add_deferred_layout_object): New function.
4389 (Plugin_manager::Deferred_layout_list): New type.
4390 (Plugin_manager::deferred_layout_objects_): New field.
4391 (Plugin_hook::do_plugin_hook): Remove.
4393 2008-12-17 Ian Lance Taylor <iant@google.com>
4395 * options.h (class General_options): Add --no case for
4398 2008-12-16 Cary Coutant <ccoutant@google.com>
4400 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4402 (Plugin_manager::claim_file): Create plugin object even if
4403 plugin did not call the add_symbols callback.
4404 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4405 asking for more symbols than were added.
4406 * testsuite/Makefile.am (plugin_test_1): Add test case with
4408 (empty.syms): New target.
4409 * testsuite/Makefile.in: Regenerate.
4410 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4411 message. Don't call add_symbols if no globals.
4412 (all_symbols_read_hook): Don't provide replacement for empty
4415 2008-12-12 Ian Lance Taylor <iant@google.com>
4417 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4418 r_type == 0 for a local symbol with r_sym == 0.
4419 (scan_relocatable_relocs): Pass r_sym to
4420 local_non_section_strategy.
4421 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4424 * configure.ac: Update test for TLS descriptors: they are
4425 supported as of glibc 2.9.
4426 * configure: Rebuild.
4428 2008-12-11 Ian Lance Taylor <iant@google.com>
4431 * target-reloc.h (Default_scan_relocatable_relocs): For each
4432 function, map r_type == 0 to RELOC_DISCARD.
4434 2008-12-10 Cary Coutant <ccoutant@google.com>
4436 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4437 object to override a kept COMDAT group from a plugin object.
4439 2008-12-09 Ian Lance Taylor <iant@google.com>
4442 * yyscript.y (file_cmd): Handle INPUT.
4444 * testsuite/initpri1.c: Change all declarations to be full
4445 prototypes by adding void, to avoid compiler warnings.
4447 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4449 * options.cc (General_options::parse_plugin_opt): New.
4450 (General_options::add_plugin): The argument now is just the filename.
4451 (General_options::add_plugin_option): New.
4452 * options.h (plugin_opt): New.
4453 (add_plugin): Change argument name.
4454 (add_plugin_option): New.
4455 * plugin.cc (Plugin::load): Don't parse the plugin option.
4456 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4457 (Plugin::add_option): New.
4458 (Plugin::args_): Change type.
4459 (Plugin::filename_): New.
4460 (Plugin_manager::add_plugin_option): New.
4461 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4462 * testsuite/Makefile.in: Regenerate.
4464 2008-12-05 Cary Coutant <ccoutant@google.com>
4466 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4467 Handle --strip-lto-sections option.
4468 * options.h (strip_lto_sections): New option.
4470 2008-12-01 Cary Coutant <ccoutant@google.com>
4472 * plugin.cc (ld_plugin_message): Change format parameter to const.
4473 Fix mismatch between new[] and delete.
4475 2008-11-14 Cary Coutant <ccoutant@google.com>
4477 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4480 2008-11-05 Craig Silverstein <csilvers@google.com>
4482 * options.cc (General_options::parse_dynamic_list): New function.
4483 * options.h (General_options): New flags dynamic_list,
4484 dynamic_list_data, dynamic_list_cpp_new, and
4485 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4486 (General_options::in_dynamic_list): New function.
4487 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4488 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4489 (Lex::can_continue_name): Likewise.
4491 (read_script_file): New parameter script_options.
4492 (read_dynamic_list): New function.
4493 (Script_options::define_dynamic_list): New function.
4494 (dynamic_list_keyword_parsecodes): New variable.
4495 (dynamic_list_keywords): New variable.
4496 * script.h (Script_options::define_dynamic_list): New function
4498 (read_dynamic_list): New function prototype.
4499 * symtab.cc (strprefix): New macro.
4500 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4501 dynamic_list_data, dynamic_list_cpp_new, and
4502 dynamic_list_cpp_typeinfo.
4503 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4504 (dynamic_list_expr): New rule.
4505 (dynamic_list_nodes): Likewise.
4506 (dynamic_list_node): Likewise.
4507 * testsuite/Makefile.am (dynamic_list): New test.
4508 * testsuite/Makefile.in: Regenerated.
4509 * testsuite/dynamic_list.t: New file.
4510 * testsuite/dynamic_list.sh: New file.
4512 2008-11-05 Craig Silverstein <csilvers@google.com>
4514 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4515 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4516 (t11_last): Likewise.
4517 * testsuite/ver_test_6.c (main): Likewise.
4519 2008-10-07 Cary Coutant <ccoutant@google.com>
4521 * options.c (General_options::finalize): Add check for -static and
4523 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4526 2008-10-02 Cary Coutant <ccoutant@google.com>
4528 * plugin.cc (make_sized_plugin_object): Fix conditional
4529 compilation to work when not all targets are enabled.
4531 2008-09-29 Cary Coutant <ccoutant@google.com>
4533 * archive.cc (Archive::get_file_and_offset): Use filename instead
4534 of name to get library path.
4535 (Archive::include_member): Unlock external member of a thin archive.
4537 * testsuite/Makefile.am (TEST_AR): New variable.
4538 (thin_archive_test_1): New test.
4539 (thin_archive_test_2): New test.
4540 * testsuite/Makefile.in: Regenerate.
4541 * testsuite/thin_archive_main.cc: New file.
4542 * testsuite/thin_archive_test_1.cc: New file.
4543 * testsuite/thin_archive_test_2.cc: New file.
4544 * testsuite/thin_archive_test_3.cc: New file.
4545 * testsuite/thin_archive_test_4.cc: New file.
4547 2008-09-29 Cary Coutant <ccoutant@google.com>
4549 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4550 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4552 (Sized_relobj::do_finalize_local_symbols): Likewise.
4553 (Sized_relobj::map_to_kept_section): Likewise.
4554 * object.h (Sized_relobj::invalid_address): New constant.
4555 (Sized_relobj::do_output_section_offset): Check for invalid_address
4557 * output.cc (Output_reloc::local_section_offset): Use constant
4558 invalid_address instead of -1U.
4559 (Output_reloc::get_address): Likewise.
4560 (Output_section::output_address): Change -1U to -1ULL.
4561 * output.h (Output_reloc::invalid_address): New constant.
4562 * reloc.cc (Sized_relobj::write_sections): Use constant
4563 invalid_address instead of -1U.
4564 (Sized_relobj::relocate_sections): Likewise.
4565 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4566 values for merge sections.
4567 * target-reloc.h (relocate_for_relocatable): Use constant
4568 invalid_address instead of -1U.
4570 2008-09-19 Cary Coutant <ccoutant@google.com>
4572 Add plugin functionality for link-time optimization (LTO).
4573 * configure.ac (plugins): Add --enable-plugins option.
4574 * configure: Regenerate.
4575 * config.in: Regenerate.
4576 * Makefile.am (LIBDL): New variable.
4577 (CCFILES): Add plugin.cc.
4578 (HFILES): Add plugin.h.
4579 (ldadd_var): Add LIBDL.
4580 * Makefile.in: Regenerate.
4582 * archive.cc: Include "plugin.h".
4583 (Archive::setup): Don't preread archive symbols when using a plugin.
4584 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4585 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4587 (Archive::include_member): Add symbols from plugin objects.
4588 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4589 * descriptors.cc (Descriptors::open): Check for file descriptors
4590 abandoned by plugins.
4591 (Descriptors::claim_for_plugin): New function.
4592 * descriptors.h (Descriptors::claim_for_plugin): New function.
4593 (Open_descriptor::is_claimed): New field.
4594 (claim_descriptor_for_plugin): New function.
4595 * fileread.cc (File_read::claim_for_plugin): New function.
4596 * fileread.h (File_read::claim_for_plugin): New function.
4597 (File_read::descriptor): New function.
4598 * gold.cc: Include "plugin.h".
4599 (queue_initial_tasks): Add task to call plugin hooks for generating
4601 * main.cc: Include "plugin.h".
4602 (main): Load plugin libraries.
4603 * object.h (Pluginobj): Declare.
4604 (Object::pluginobj): New function.
4605 (Object::do_pluginobj): New function.
4606 (Object::set_target): New function.
4607 * options.cc: Include "plugin.h".
4608 (General_options::parse_plugin): New function.
4609 (General_options::General_options): Initialize plugins_ field.
4610 (General_options::add_plugin): New function.
4611 * options.h (Plugin_manager): Declare.
4612 (General_options): Add --plugin option.
4613 (General_options::has_plugins): New function.
4614 (General_options::plugins): New function.
4615 (General_options::add_plugin): New function.
4616 (General_options::plugins_): New field.
4617 * plugin.cc: New file.
4618 * plugin.h: New file.
4619 * readsyms.cc: Include "plugin.h".
4620 (Read_symbols::do_read_symbols): Check for archive before checking
4621 for ELF file. Call plugin hooks to claim files.
4622 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4623 from a real object file; force override when processing replacement
4625 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4626 (Symbol::init_base_object): Likewise.
4627 (Symbol::init_base_output_data): Likewise.
4628 (Symbol::init_base_output_segment): Likewise.
4629 (Symbol::init_base_constant): Likewise.
4630 (Symbol::init_base_undefined): Likewise.
4631 (Symbol::output_section): Assert that object is not a plugin.
4632 (Symbol_table::add_from_pluginobj): New function.
4633 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4635 (Symbol_table::sized_write_globals): Likewise.
4636 (Symbol_table::add_from_pluginobj): Instantiate template.
4637 * symtab.h (Sized_pluginobj): Declare.
4638 (Symbol::in_real_elf): New function.
4639 (Symbol::set_in_real_elf): New function.
4640 (Symbol::in_real_elf_): New field.
4641 (Symbol_table::add_from_pluginobj): New function.
4643 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4644 (LIBDL): New variable.
4646 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4647 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4648 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4649 (MOSTLYCLEANFILES): Likewise.
4650 * testsuite/Makefile.in: Regenerate.
4651 * testsuite/plugin_test.c: New file.
4652 * testsuite/plugin_test_1.sh: New file.
4653 * testsuite/plugin_test_2.sh: New file.
4655 2008-09-16 Ian Lance Taylor <iant@google.com>
4657 * target-reloc.h (relocate_section): Check whether a symbol is
4658 defined by the ABI before reporting an undefined symbol error.
4659 * target.h (Target::is_defined_by_abi): Make parameter const.
4660 (Target::do_is_defined_by_abi): Likewise.
4661 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4662 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4663 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4664 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4665 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4666 * testsuite/Makefile.in: Rebuild.
4668 * fileread.cc (make_view): Add casts to avoid warning.
4670 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4672 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4673 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4675 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4677 * options.h (General_options::output_is_executable): New.
4678 (General_options::output_is_pie): New.
4679 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4680 for shared libraries.
4681 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4683 2008-09-11 Chris Demetriou <cgd@google.com>
4685 * options.h (origin): New -z option.
4686 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4687 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4690 2008-09-05 Cary Coutant <ccoutant@google.com>
4692 * fileread.cc (File_read::make_view): Add check for attempt to map
4695 2008-09-05 Cary Coutant <ccoutant@google.com>
4697 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4698 explicit instantiations.
4700 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4703 * options.cc (General_options::finalize): Allow undefined symbols
4704 in shlibs if linking -shared.
4707 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4708 symbols as not needing a dynsym entry.
4710 2008-08-20 Craig Silverstein <csilvers@google.com>
4712 * fileread.cc (File_read::open): Do not lock the file unless it
4713 was successfully opened.
4715 2008-08-14 Cary Coutant <ccoutant@google.com>
4717 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4718 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4719 * testsuite/tls_test.cc (struct int128): 128-bit struct
4720 for testing TLS relocs with non-zero addend.
4721 (v12): New TLS variable.
4723 (t_last): Add check for v12.
4724 * testsuite/tls_test.h (t12): New function.
4725 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4727 2008-08-13 Ian Lance Taylor <iant@google.com>
4729 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4730 set tls_segment_ or relro_segment_.
4731 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4733 * output.h (Output_section::clear_is_relro): New function.
4734 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4735 sections specially even when output_data_ is empty.
4736 (Output_segment::maximum_alignment): When first section is relro,
4737 only force alignment for PT_LOAD segments.
4738 * script.cc (script_data_segment_align): New function.
4739 (script_data_segment_relro_end): New function.
4740 * script-c.h (script_data_segment_align): Declare.
4741 (script_data_segment_relro_end): Declare.
4742 * script-sections.h (class Script_sections): Declare
4743 data_segment_align and data_segment_relro_end. Add fields
4744 segment_align_index_ and saw_relro_end_.
4745 * script-sections.cc (class Sections_element): Add set_is_relro
4746 virtual function. Add new bool* parameter to place_orphan_here.
4747 Add get_output_section virtual function.
4748 (class Output_section_definition): Add set_is_relro. Add new
4749 bool* parameter to place_orphan_here. Add get_output_section.
4750 Add is_relro_ field.
4751 (Output_section_definition::Output_section_definition): Initialize
4752 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4753 and is_relro_ fields.
4754 (Output_section_definition::place_orphan_here): Add is_relro
4756 (Output_section_definition::set_section_addresses): Set relro for
4758 (Output_section_definition::alternate_constraint): Likewise.
4759 (class Orphan_output_section): Add new bool* parameter to
4760 place_orphan_here. Add get_output_section.
4761 (Orphan_output_section::place_orphan_here): Add is_relro
4763 (Script_sections::Script_sections): Initialize
4764 data_segment_align_index_ and saw_relro_end_.
4765 (Script_sections::data_segment_align): New function.
4766 (Script_sections::data_segment_relro_end): New function.
4767 (Script_sections::place_orphan): Set or clear is_relro.
4768 (Script_sections::set_section_addresses): Force alignment of first
4770 * yyscript.y (exp): Call script_data_segment_align and
4771 script_data_segment_relro_end.
4772 * testsuite/relro_script_test.t: New file.
4773 * testsuite/relro_test.cc (using_script): Declare.
4774 (t1, t2): Test using_script.
4775 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4776 (relro_script_test_SOURCES): Define.
4777 (relro_script_test_DEPENDENCIES): Define.
4778 (relro_script_test_LDFLAGS): Define.
4779 (relro_script_test_LDADD): Define.
4780 (relro_script_test.so): New target.
4781 * testsuite/Makefile.in: Rebuild.
4783 2008-08-06 Cary Coutant <ccoutant@google.com>
4785 * archive.cc (Archive::total_archives, Archive::total_members)
4786 (Archive::total_members_loaded): New variables.
4787 (Archive::setup): Add parameter. Add option to preread
4789 (Archive::read_armap): Add counter.
4790 (Archive::get_file_and_offset): New function.
4791 (Archive::get_elf_object_for_member): New function.
4792 (Archive::read_all_symbols): New function.
4793 (Archive::read_symbols): New function.
4794 (Archive::add_symbols): Add counters.
4795 (Archive::include_all_members): Use armap to find members if it's
4797 (Archive::include_member): Skip reading symbols if already read.
4798 Factored code into Archive::get_file_and_offset and
4799 Archive::get_elf_object_for_member. Changed call to
4800 Mapfile::report_include_archive_member.
4801 (Archive::print_stats): New function.
4802 * archive.h: Declare Object and Read_symbols_data classes.
4803 (Archive::Archive): Add initializers for new members.
4804 (Archive::setup): Add parameter.
4805 (Archive::print_stats): New function.
4806 (Archive::total_archives, Archive::total_members)
4807 (Archive::total_members_loaded): New variables.
4808 (Archive::get_file_and_offset): New function.
4809 (Archive::get_elf_object_for_member): New function.
4810 (Archive::read_all_symbols): New function.
4811 (Archive::read_symbols): New function.
4812 (Archive::Archive_member): New class.
4813 (Archive::members_): New member.
4814 (Archive::num_members_): New member.
4815 * main.cc: Include archive.h.
4816 (main): Call Archive::print_stats.
4817 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4818 archive parameter; member_name is now the fully-decorated name.
4819 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4820 * options.h: (General_options): Add --preread-archive-symbols option.
4821 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4824 2008-08-04 Ian Lance Taylor <iant@google.com>
4826 * symtab.h (Symbol::use_plt_offset): New function.
4827 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4828 * powerpc.cc (Relocate::relocate): Likewise.
4829 * sparc.cc (Relocate::relocate): Likewise.
4830 * x86_64.cc (Relocate::relocate): Likewise.
4831 * testsuite/weak_plt.sh: New test.
4832 * testsuite/weak_plt_main.cc: New test.
4833 * testsuite/weak_plt_shared.cc: New test.
4834 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4835 (check_PROGRAMS): Add weak_plt.
4836 (check_DATA): Add weak_plt_shared.so.
4837 (weak_plt_main_pic.o, weak_plt): New targets.
4838 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4839 * testsuite/Makefile.in: Rebuild.
4841 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4843 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4844 * testsuite/Makefile.in: Rebuild.
4846 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4848 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4849 * Makefile.in: Regenerate.
4850 * po/POTFILES.in: Regenerate.
4852 2008-07-29 Ian Lance Taylor <iant@google.com>
4854 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4855 symbols before other symbols.
4856 * testsuite/script_test_2.cc (test_addr): Declare.
4857 (test_addr_alias): Declare.
4858 (main): Check that test_addr and test_addr_alias have the right
4860 * testsuite/script_test_2.t: Define test_addr_alias and
4863 2008-07-24 Ian Lance Taylor <iant@google.com>
4866 * descriptors.cc: New file.
4867 * descriptors.h: New file.
4868 * gold-threads.h (class Hold_optional_lock): New class.
4869 * fileread.cc: Include "descriptors.h".
4870 (File_read::~File_read): Release descriptor rather than closing
4872 (File_read::open) [file]: Call open_descriptor rather than open.
4873 Set is_descriptor_opened_.
4874 (File_read::open) [memory]: Assert that descriptor is not open.
4875 (File_read::reopen_descriptor): New function.
4876 (File_read::release): Release descriptor.
4877 (File_read::do_read): Make non-const. Reopen descriptor.
4878 (File_read::read): Make non-const.
4879 (File_read::make_view): Reopen descriptor.
4880 (File_read::do_readv): Likewise.
4881 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4882 Update declarations.
4883 * layout.cc: Include "descriptors.h".
4884 (Layout::create_build_id): Use open_descriptor rather than open.
4885 * output.cc: Include "descriptors.h".
4886 (Output_file::open): Use open_descriptor rather than open.
4887 * archive.cc (Archive::const_iterator): Change Archive to be
4889 (Archive::begin, Archive::end): Make non-const.
4890 (Archive::count_members): Likewise.
4891 * archive.h (class Archive): Update declarations.
4892 * object.h (Object::read): Make non-const.
4893 * Makefile.am (CCFILES): Add descriptors.cc.
4894 (HFILES): Add descriptors.h.
4895 * Makefile.in: Rebuild.
4898 * gold.h: Always include <clocale>. Add Solaris workarounds
4899 following code in binutils/sysdep.h.
4902 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4903 this->eh_frame_hdr_ is NULL before using it.
4905 * dynobj.cc (Versions::Versions): Update comment.
4907 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4908 the base version name.
4910 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4911 array size plus one.
4912 (Stringpool_template::set_string_offsets): Subtract one from key
4913 before using it as an array index.
4914 (Stringpool_template::get_offset_with_length): Likewise.
4915 (Stringpool_template::write_to_buffer): Likewise.
4916 * stringpool.h (Stringpool_template::get_offset_from_key):
4919 2008-07-23 Ian Lance Taylor <iant@google.com>
4922 * object.h (Merged_symbol_value::value): Do our best to handle a
4926 * script.cc (Version_script_info::get_versions): Don't add empty
4927 version tag to return value.
4928 (Version_script_info::get_symbol_version_helper): Change return
4929 type to bool. Add pversion parameter. Change all callers.
4930 (script_register_vers_node): Don't require a non-NULL tag.
4931 * script.h (class Version_script_info): Update declarations.
4932 (Version_script_info::get_symbol_version): Change return type to
4933 bool. Add version parameter. Change all callers.
4934 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4935 handling. Handle an empty version from a version script.
4936 (Symbol_table::define_special_symbol): Likewise.
4937 * testsuite/ver_test_10.script: New file.
4938 * testsuite/ver_test_10.sh: New file.
4939 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4940 (check_DATA): Add ver_test_10.syms.
4941 (ver_test_10.syms, ver_test_10.so): New target.
4942 * testsuite/Makefile.in: Rebuild.
4944 2008-07-23 Simon Baldwin <simonb@google.com>
4946 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4947 to zero for undefined symbols from dynamic libraries.
4949 2008-07-23 Ian Lance Taylor <iant@google.com>
4951 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4953 * symtab.h (class Symbol_table): Update declaration.
4954 * testsuite/ver_test_9.cc: New file.
4955 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4956 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4957 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4958 (ver_test_9.so, ver_test_9.o): New targets.
4959 * testsuite/Makefile.in: Rebuild.
4961 2008-07-22 Ian Lance Taylor <iant@google.com>
4963 * options.h (class General_options): Define --check-sections.
4964 * layout.cc (Layout::set_segment_offsets): Handle
4967 * options.h (class General_options): Define -n/--nmagic and
4969 * options.cc (General_options::finalize): For -n/--nmagic or
4970 -N/--omagic, set -static.
4971 * layout.cc (Layout::attach_allocated_section_to_segment): If
4972 -N/--omagic, don't put read-only and read-write sections in
4974 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4975 finding a read-only segment.
4976 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4977 don't set the minimum segment alignment to the common page size,
4978 and don't set the file offset to the address modulo the page size.
4979 * script-sections.cc (Script_sections::create_segments): If
4980 -n/--omagic, don't put read-only and read-write sections in
4983 * cref.cc: New file.
4985 * options.h (class General_options): Add --print-symbol-counts.
4986 * main.cc (main): Issue defined symbol report if requested.
4987 * archive.cc (Archive::interpret_header): Make into a const member
4989 (Archive::add_symbols): Call Input_objects::archive_start and
4991 (Archive::const_iterator): Define new class.
4992 (Archive::begin, Archive::end): New functions.
4993 (Archive::include_all_members): Rewrite to use iterator.
4994 (Archive::count_members): New function.
4995 * archive.h (class Archive): Update declarations.
4996 (Archive::filename): New function.
4997 * object.cc: Include "cref.h".
4998 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4999 (Sized_relobj::do_get_global_symbol_counts): New function.
5000 (Input_objects::add_object): Add object to cross-referencer.
5001 (Input_objects::archive_start): New function.
5002 (Input_objects::archive_stop): New function.
5003 (Input_objects::print_symbol_counts): New function.
5004 * object.h: Declare Cref and Archive.
5005 (Object::get_global_symbol_counts): New function.
5006 (Object::do_get_global_symbol_counts): New pure virtual function.
5007 (class Sized_relobj): Add defined_count_ field. Update
5009 (class Input_objects): Add cref_ field. Update constructor.
5010 Update declarations.
5011 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5013 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5015 (Sized_dynobj::do_get_global_symbol_counts): New function.
5016 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5017 defined_count_. Update declarations. Define Symbols typedef.
5018 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5019 parameter. Change all callers.
5020 (Symbol_table::add_from_dynobj): Add sympointers and defined
5021 parameters. Change all callers.
5022 * symtab.h (class Symbol_table): Update declarations.
5023 * Makefile.am (CCFILES): Add cref.cc.
5024 (HFILES): Add cref.h.
5025 * Makefile.in: Rebuild.
5027 2008-07-22 Simon Baldwin <simonb@google.com>
5029 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5030 to zero when writing undefined symbols.
5032 2008-07-22 Ian Lance Taylor <iant@google.com>
5034 * output.cc (Output_section::add_input_section): Don't try to
5035 merge empty merge sections.
5037 2008-07-21 Craig Silverstein <csilvers@google.com>
5039 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5040 Include symbol version in error message.
5042 2008-07-20 Chris Demetriou <cgd@google.com>
5044 * configure.ac (gold_cv_c_random_seed): New configured variable.
5045 (RANDOM_SEED_CFLAGS): New substituted variable.
5046 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5047 * configure: Rebuild.
5048 * Makefile.in: Likewise.
5049 * testsuite/Makefile.in: Likewise.
5051 2008-07-18 Ian Lance Taylor <iant@google.com>
5053 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5054 where we see NAME/NULL and NAME/VERSION as separate symbols.
5055 * testsuite/ver_test_main.cc (main): Call t4.
5056 (t4, t4_2a): Define.
5057 * testsuite/ver_test_2.cc (t4_2): Define.
5058 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5059 * testsuite/ver_test_4.cc (t4_2a): Define.
5060 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5061 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5063 2008-07-17 Ian Lance Taylor <iant@google.com>
5065 * dynobj.cc (Versions::add_def): If we give an error about a
5066 missing version, go ahead and create the version anyhow.
5068 2008-07-10 Ian Lance Taylor <iant@google.com>
5070 Handle output sections with more than 0x7fffffff bytes.
5071 * object.h (class Relobj): Change map_to_output_ to
5072 output_sections_, and just keep a section pointer. Change all
5073 uses. Move comdat group support to Sized_relobj.
5074 (Relobj::is_section_specially_mapped): Remove.
5075 (Relobj::output_section): Remove poff parameter. Change all
5077 (Relobj::output_section_offset): New function.
5078 (Relobj::set_section_offset): Rewrite.
5079 (Relobj::map_to_output): Remove.
5080 (Relobj::output_sections): New function.
5081 (Relobj::do_output_section_offset): New pure virtual function.
5082 (Relobj::do_set_section_offset): Likewise.
5083 (class Sized_relobj): Add section_offsets_ field. Add comdat
5084 group support from Relobj. Update declarations.
5085 (Sized_relobj::get_output_section_offset): New function.
5086 (Sized_relobj::do_output_section_offset): New function.
5087 (Sized_relobj::do_set_section_offset): New function.
5088 * object.cc (Relobj::output_section_address): Remove.
5089 (Sized_relobj::Sized_relobj): Initialize new fields.
5090 (Sized_relobj::include_section_group): Cast find_kept_object to
5092 (Sized_relobj::include_linkonce_section): Likewise.
5093 (Sized_relobj::do_layout): Use separate arrays for output section
5095 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5097 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5098 output_sections and section_offsets.
5099 (Sized_relobj::write_local_symbols): Likewise.
5100 (map_to_kept_section): Compute output address directly.
5101 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5102 output_sections and section_offsets.
5103 (Sized_relobj::write_sections): Likewise.
5104 (Sized_relobj::relocate_sections): Likewise.
5105 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5106 * output.h (class Output_reloc): Update declarations. Change
5107 u2_.relobj to Sized_relobj*.
5108 (class Output_data_reloc): Change add functions to use
5110 * output.cc (Output_reloc::Output_reloc): Change relobj to
5112 (Output_reloc::local_section_offset): Change return type to
5113 Elf_Addr. Use get_output_section_offset.
5114 (Output_reloc::get_address): Likewise.
5115 (Output_section::is_input_address_mapped): Don't call
5116 is_section_specially_mapped.
5117 (Output_section::output_offset): Likewise.
5118 (Output_section::output_address): Likewise.
5119 (Output_section::starting_output_address): Likewise.
5120 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5121 parameter to Sized_relobj*.
5122 (Copy_relocs::need_copy_reloc): Likewise.
5123 (Copy_relocs::save): Likewise.
5124 * copy-relocs.h (class Copy_relocs): Update declarations.
5125 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5126 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5127 * target-reloc.h (relocate_for_relocatable): Change
5128 offset_in_output_section type to Elf_Addr. Change code that uses
5130 * layout.cc (Layout::layout): Always set *off.
5131 * mapfile.cc (Mapfile::print_input_section): Use
5132 output_section_offset.
5133 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5135 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5136 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5137 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5139 2008-07-03 Ian Lance Taylor <iant@google.com>
5141 * layout.cc (Layout::include_section): Do not discard unrecognized
5142 SHT_STRTAB sections.
5144 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5146 * script.cc (Lex::can_continue_name): Make '?' allowable in
5147 version-script names.
5148 * testsuite/version_script.map: Change glob pattern to use '?'
5150 2008-06-30 Manish Singh <yosh@gimp.org>
5153 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5156 2008-06-30 Ian Lance Taylor <iant@google.com>
5160 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5161 versions]: Don't try to read the value in the contents, since we
5162 don't use it. Use the template endianness when writing.
5164 2008-06-25 Cary Coutant <ccoutant@google.com>
5166 * fileread.cc (File_read::make_view): Assert on zero-length view.
5167 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5168 symbol table when there are no symbols to read.
5170 2008-06-23 Craig Silverstein <csilvers@google.com>
5172 * version.cc (version_string): Bump to 1.7
5174 2008-06-18 Craig Silverstein <csilvers@google.com>
5176 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5177 constant 0xFFFF to type Valtype.
5178 (Powerpc_relocate_functions::rel16_ha): Likewise.
5180 2008-06-17 Ian Lance Taylor <iant@google.com>
5182 * output.h (Output_section::Input_section): Initialize p2align_ to
5183 zero for Output_section_data constructors.
5184 (Output_section::Input_section::addralign): If not an input
5185 section, return the alignment of the Output_section_data.
5186 * testsuite/copy_test.cc: New file.
5187 * testsuite/copy_test_1.cc: New file.
5188 * testsuite/copy_test_2.cc: New file.
5189 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5190 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5191 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5192 (copy_test_1_pic.o, copy_test_1.so): New targets.
5193 (copy_test_2_pic.o, copy_test_2.so): New targets.
5194 * testsuite/Makefile.in: Rebuild.
5196 * script-sections.cc (Script_sections::place_orphan): Initialize
5197 local variable exact.
5199 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5201 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5203 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5204 David S. Miller <davem@davemloft.net>
5206 * powerpc.cc: New file.
5207 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5208 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5209 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5210 * Makefile.in: Rebuild.
5212 2008-06-09 Ian Lance Taylor <iant@google.com>
5214 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5216 (throwing, orig_terminate): New static variables.
5217 (terminate_handler): New static function.
5218 (t2): Set terminate handler.
5220 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5223 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5226 2008-05-30 Cary Coutant <ccoutant@google.com>
5228 * archive.cc (Archive::include_all_members) Correct to step
5229 over symbol table and extended name table in thin archives.
5231 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5234 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5237 2008-05-28 Caleb Howe <cshowe@google.com>
5239 * reduced_debug_output.cc: New file.
5240 * reduced_debug_output.h: New file.
5241 * options.h (class General_options): Add --strip-debug-non-line.
5242 * options.cc (General_options::finalize): Add strip_debug_non_line
5243 to the strip heirarchy.
5244 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5246 * layout.cc: Include "reduced_debug_output.h".
5247 (Layout::Layout): Initialize new fields.
5248 (line_only_debug_sections): New static array.
5249 (is_lines_only_debug_sections): New static inline function.
5250 (Layout::include_section): Handle --strip-debug-non-line.
5251 (Layout::make_output_section): If --strip-debug-non-line, build
5252 new output sections for .debug_abbrev and .debug_info.
5253 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5254 gold. Warn about possible overflow.
5255 (read_signed_LEB_128): Likewise.
5256 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5257 (read_signed_LEB_128): Declare.
5258 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5259 (HFILES): Add reduced_debug_output.h.
5260 * Makefile.in: Rebuild.
5262 2008-05-21 Ian Lance Taylor <iant@google.com>
5264 * mapfile.cc: New file.
5265 * mapfile.h: New file.
5266 * options.h (class General_options): Add -M/--print-map and -Map.
5267 * options.cc (General_options::finalize): Make -M equivalent to
5269 * main.cc: Include <cstdio> and "mapfile.h".
5270 (main): Open mapfile if requested.
5271 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5272 constructor. Change caller.
5273 (queue_initial_tasks): Add mapfile parameter. Change caller.
5274 (queue_middle_tasks): Likewise.
5275 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5277 * archive.cc: Include "mapfile.h".
5278 (Archive::add_symbols): Add mapfile parameter. Change all
5279 callers. Pass mapfile, symbol, and reason to include_member.
5280 (Archive::include_all_members): Add mapfile parameter. Change all
5282 (Archive::include_member): Add mapfile, sym, and why parameters.
5283 Change all callers. Report inclusion to map file.
5284 * archive.h: Include "fileread.h".
5285 (class Archive): Update declarations.
5286 (Archive::file): New const method.
5287 (class Add_archive_symbols): Add mapfile_ field. Update
5288 constructor. Change all callers.
5289 * readsyms.h (class Read_symbols): Likewise.
5290 (class Finish_group): Likewise.
5291 (class Read_script): Likewise.
5292 * common.cc: Include "mapfile.h".
5293 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5295 (Symbol_table::do_allocate_commons): Likewise.
5296 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5297 symbol allocation to mapfile.
5298 * common.h (class Allocate_commons_task): Add mapfile_ field.
5299 Update constructor. Change all callers.
5300 * symtab.h (class Symbol_table): Update declarations.
5301 * layout.cc: Include "mapfile.h".
5302 (Layout_task_runner::run): Print information to mapfile.
5303 (Layout::create_gold_note): Change Output_data_fixed_space to
5304 Output_data_zero_fill.
5305 (Layout::create_build_id): Likewise.
5306 (Layout::print_to_mapfile): New function.
5307 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5308 constructor. Change caller.
5309 (class Layout): Declare print_to_mapfile.
5310 * output.cc (Output_section::Input_section::print_to_mapfile): New
5312 (Output_section::add_input_section): If producing a map, always
5313 add to input_sections_ list.
5314 (Output_section::do_print_to_mapfile): New function.
5315 (Output_segment::print_sections_to_mapfile): New function.
5316 (Output_segment::print_section_list_to_mapfile): New function.
5317 * output.h: Include "mapfile.h".
5318 (Output_data::print_to_mapfile): New function.
5319 (Output_data::do_print_to_mapfile): New virtual function.
5320 (Output_segment_headers::do_print_to_mapfile): New function.
5321 (Output_file_header::do_print_to_mapfile): New function.
5322 (Output_data_const::do_print_to_mapfile): New function.
5323 (class Output_data_const_buffer): Add map_name_ field. Update
5324 constructor. Change all callers. Add do_print_to_mapfile
5326 (class Output_data_fixed_space): Likewise.
5327 (class Output_data_space): Likewise.
5328 (class Output_data_zero_fill): New class.
5329 (Output_data_strtab::do_print_to_mapfile): New function.
5330 (Output_data_reloc_base::do_print_to_mapfile): New function.
5331 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5332 (Output_data_group::do_print_to_mapfile): New function.
5333 (Output_data_got::do_print_to_mapfile): New function.
5334 (Output_data_dynamic::do_print_to_mapfile): New function.
5335 (Output_symtab_xindex::do_print_to_mapfile): New function.
5336 (class Output_section): Declare do_print_to_mapflie. Declare
5337 print_to_mapfile in Input_section.
5338 (class Output_segment): Declare new functions.
5339 * object.h (Sized_relobj::symbol_count): New function.
5340 * script-sections.cc
5341 (Output_section_element_dot_assignment::set_section_addresses):
5342 Change Output_data_fixed_space to Output_data_zero_fill.
5343 (Output_data_expression::do_print_to_mapfile): New function.
5344 * script.cc (read_input_script): Add mapfile parameter. Change
5346 * script.h (read_input_script): Update declaration.
5347 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5348 (Eh_frame::do_print_to_mapfile): New function.
5349 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5350 (Output_merge_string::do_print_to_mapfile): New function.
5351 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5353 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5355 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5357 * Makefile.am (CCFILES): Add mapfile.cc.
5358 (HFILES): Add mapfile.h.
5359 * Makefile.in: Rebuild.
5361 2008-05-19 Ian Lance Taylor <iant@google.com>
5363 * options.h (class General_options): Add -z relro.
5364 * layout.cc (Layout::Layout): Initialize relro_segment_.
5365 (Layout::add_output_section_data): Return the output section.
5366 (Layout::make_output_section): Rcognize relro sections and mark
5368 (Layout::attach_allocated_section_to_segment): Put relro sections
5369 in a PT_GNU_RELRO segment.
5370 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5372 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5374 (Layout::linkonce_mapping): Map d.rel.ro.local to
5376 (Layout::output_section_name): Us .data.rel.ro.local for any
5377 section which begins with that.
5378 * layout.h (class Layout): Update add_output_section_data
5379 declaration. Add relro_segment_ field.
5380 * output.cc (Output_section::Output_section): Initialize is_relro_
5381 and is_relro_local_ fields.
5382 (Output_segment::add_output_section): Group relro sections.
5383 (Output_segment::is_first_section_relro): New function.
5384 (Output_segment::maximum_alignment): If there is a relro section,
5385 align the segment to the common page size.
5386 (Output_segment::set_section_addresses): Track whether we are
5387 looking at relro sections. If the last section is a relro
5388 section, align to the common page size.
5389 (Output_segment::set_section_list_addresses): Add in_relro
5390 parameter. Change all callers. Align to the page size when
5391 moving from relro to non-relro section.
5392 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5394 * output.h (class Output_section): Add is_relro_ and
5395 is_relro_local_ fields.
5396 (Output_section::is_relro): New function.
5397 (Output_section::set_is_relro): New function.
5398 (Output_section::is_relro_local): New function.
5399 (Output_section::set_is_relro_local): New function.
5400 (class Output_segment): Update declarations.
5401 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5402 * sparc.cc (Target_sparc::got_section): Likewise.
5403 * x86_64.cc (Target_x86_64::got_section): Likewise.
5404 * testsuite/relro_test_main.cc: New file.
5405 * testsuite/relro_test.cc: New file.
5406 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5407 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5408 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5409 (relro_test.so, relro_test_pic.o): New targets.
5410 * testsuite/Makefile.in: Rebuild.
5412 2008-05-16 Ian Lance Taylor <iant@google.com>
5414 * output.cc (Output_segment::add_output_section): Remove front
5416 * output.h (class Output_segment): Remove
5417 add_initial_output_section and overloaded add_output_section.
5418 Update declaration of remaining add_output_section.
5419 * layout.cc (Layout::create_interp): Call add_output_section
5420 rather than add_initial_output_section.
5421 (Layout::finish_dynamic_section): Likewise.
5423 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5424 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5425 know the dynamic type.
5426 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5427 field. Initialize it in constructor.
5428 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5429 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5430 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5433 * output.cc (Output_reloc::get_address): Change return type to
5435 * output.h (class Output_reloc): Update get_address declaration.
5436 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5437 for section addresses.
5439 2008-05-09 Ian Lance Taylor <iant@google.com>
5442 * gold.cc (gold_nomem): Use return value of write.
5444 2008-05-08 Ian Lance Taylor <iant@google.com>
5446 * symtab.c (Symbol::init_base_output_data): Add version
5447 parameter. Change all callers.
5448 (Symbol::init_base_output_segment): Likewise.
5449 (Symbol::init_base_constant): Likewise.
5450 (Symbol::init_base_undefined): Likewise.
5451 (Sized_symbol::init_output_data): Likewise.
5452 (Sized_symbol::init_output_segment): Likewise.
5453 (Sized_symbol::init_constant): Likewise.
5454 (Sized_symbol::init_undefined): Likewise.
5455 (Symbol_table::do_define_in_output_data): If the new symbol has a
5456 version, mark it as the default.
5457 (Symbol_table::do_define_in_output_segment): Likewise.
5458 (Symbol_table::do_define_as_constant): Likewise.
5459 * symtab.h (class Symbol): Update declarations.
5460 (class Sized_symbol): Likewise.
5461 * resolve.cc (Symbol::override_version): New function.
5462 (Symbol::override_base): Call override_version.
5463 (Symbol::override_base_with_special): Likewise.
5464 * testsuite/ver_script_8.script: New file.
5465 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5466 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5467 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5468 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5470 2008-05-06 Ian Lance Taylor <iant@google.com>
5473 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5475 (class General_options): Remove existing --undefined, and add
5476 --no-undefined instead. Add new --undefined as synonym for -u.
5477 * archive.cc (Archive::add_symbols): Check whether symbol was
5479 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5480 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5481 all uses. Add IS_UNDEFINED. Update declarations to split
5482 different versions of init_base. Declare init_base_undefined.
5483 (Symbol::is_defined): Handle IS_UNDEFINED.
5484 (Symbol::is_undefined): Likewise.
5485 (Symbol::is_weak_undefined): Call is_undefined.
5486 (Symbol::is_absolute): Handle IS_CONSTANT.
5487 (class Sized_symbol): Update declarations to split different
5488 versions of init. Declare init_undefined.
5489 (class Symbol_table): Declare new functions.
5490 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5492 (Symbol::init_base_output_data): Likewise.
5493 (Symbol::init_base_output_segment): Likewise.
5494 (Symbol::init_base_constant): Likewise.
5495 (Symbol::init_base_undefined): New function.
5496 (Sized_symbol::init_object): Rename from init. Change all
5498 (Sized_symbol::init_output_data): Likewise.
5499 (Sized_symbol::init_output_segment): Likewise.
5500 (Sized_symbol::init_constant): Likewise.
5501 (Sized_symbol::init_undefined): New function.
5502 (Symbol_table::add_undefined_symbols_from_command_line): New
5504 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5506 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5507 (Symbol::output_section): Likewise.
5508 (Symbol::set_output_section): Likewise.
5509 (Symbol_table::sized_finalize_symbol): Likewise.
5510 (Symbol_table::sized_write_globals): Likewise.
5511 * resolve.cc (Symbol_table::should_override): Likewise.
5512 (Symbol::override_base_with_special): Likewise.
5514 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5515 symbol, change it to have default visibility.
5516 * testsuite/protected_1.cc: New file.
5517 * testsuite/protected_2.cc: New file.
5518 * testsuite/protected_3.cc: New file.
5519 * testsuite/protected_main_1.cc: New file.
5520 * testsuite/protected_main_2.cc: New file.
5521 * testsuite/protected_main_3.cc: New file.
5522 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5523 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5524 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5525 (protected_1.so): New target.
5526 (protected_1_pic.o, protected_2_pic.o): New targets.
5527 (protected_3_pic.o): New target.
5528 (check_PROGRAMS): Add protected_2.
5529 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5530 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5531 * testsuite/Makefile.in: Rebuild.
5533 * options.h (DEFINE_var): Add set_user_set_##varname__.
5534 (DEFINE_bool_alias): New macro.
5535 (class General_options): Define -Bstatic using DEFINE_bool_alias
5536 rather than DEFINE_special. Add --undefined as an alias for -z
5538 * options.cc (General_options::parse_Bstatic): Remove.
5540 * options.h (class General_options): Add --fatal-warnings.
5541 * main.cc (main): Implement --fatal-warnings.
5542 * errors.h (Errors::warning_count): New function.
5544 * options.h (class General_options): Add -Bsymbolic-functions.
5545 * symtab.h (Symbol::is_preemptible): Check for
5546 -Bsymbolic-functions.
5548 2008-05-05 Ian Lance Taylor <iant@google.com>
5550 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5551 as noVARNAME rather than no-VARNAME.
5552 (class General_options): Add option -z combreloc.
5553 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5555 (Output_reloc::sort_before) [SHT_REL]: New function.
5556 (Output_reloc::sort_before) [SHT_RELA]: New function.
5557 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5558 Sort_relocs_comparison.
5559 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5560 parameter. Change all callers.
5561 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5562 sort_relocs parameter. Change all callers.
5563 * output.cc (Output_reloc::get_address): New function, broken out
5565 (Output_reloc::write_rel): Call it.
5566 (Output_reloc::compare): New function.
5567 (Output_data_reloc_base::do_write): Optionally sort relocs.
5569 * configure.ac: If targ_extra_obj is set, link it in.
5570 * configure.tgt: Initialize all variables.
5571 (x86_64*): Set targ_extra_obj and targ_extra_size.
5572 * configure: Rebuild.
5574 * object.cc (Sized_relobj::include_section_group): Adjust section
5575 indexes read from group data. Build vector to pass to
5577 * layout.cc (Layout::layout_group): Add flags and shndxes
5578 parameters. Remove contents parameter. Change caller. Update
5579 explicit instantiations.
5580 * layout.h (class Layout): Update layout_group declaration.
5581 * output.cc (Output_data_group::Output_data_group): Add flags and
5582 input_shndxes parameters. Remove contents parameter. Change
5584 (Output_data_group::do_write): Change input_sections_ to
5586 * output.h (class Output_data_group): Update constructor
5587 declaration. Rename input_sections_ to input_shndxes_.
5588 * testsuite/many_sections_test.cc: Add template.
5590 2008-04-30 Cary Coutant <ccoutant@google.com>
5592 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5594 * layout.cc (Layout::include_section): Refactored check for debug
5596 (Layout::add_comdat): Add new parameters. Change type
5597 of signature parameter. Add object and shndx to signatures table.
5598 (Layout::find_kept_object): New function.
5599 * layout.h: Include <cstring>.
5600 (Layout::is_debug_info_section): New function.
5601 (Layout::add_comdat): Add new parameters.
5602 (Layout::find_kept_object): New function.
5603 (Layout::Kept_section): New struct.
5604 (Layout::Signatures): Change type of map range.
5605 * object.cc (Relobj::output_section_address): New function.
5606 (Sized_relobj::include_section_group): Add new parameters. Change
5607 calls to Layout::add_comdat. Change to build table of kept comdat
5608 groups and table mapping discarded sections to kept sections.
5609 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5610 (Sized_relobj::do_layout): Change calls to include_section_group and
5611 include_linkonce_section.
5612 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5613 value to zero when section is discarded.
5614 (Sized_relobj::map_to_kept_section): New function.
5615 * object.h (Relobj::output_section_address): New function.
5616 (Relobj::Comdat_group): New type.
5617 (Relobj::find_comdat_group): New function.
5618 (Relobj::Comdat_group_table): New type.
5619 (Relobj::Kept_comdat_section): New type.
5620 (Relobj::Kept_comdat_section_table): New type.
5621 (Relobj::add_comdat_group): New function.
5622 (Relobj::set_kept_comdat_section): New function.
5623 (Relobj::get_kept_comdat_section): New function.
5624 (Relobj::comdat_groups_): New field.
5625 (Relobj::kept_comdat_sections_): New field.
5626 (Symbol_value::input_value): Update comment.
5627 (Sized_relobj::map_to_kept_section) New function.
5628 (Sized_relobj::include_linkonce_section): Add new parameter.
5629 * target-reloc.h (Comdat_behavior): New type.
5630 (get_comdat_behavior): New function.
5631 (relocate_section): Add code to map a discarded section to the
5632 corresponding kept section when applying a relocation.
5634 2008-04-30 Craig Silverstein <csilvers@google.com>
5636 * dwarf_reader.cc (next_generation_count): New static var.
5637 (Addr2line_cache_entry): New struct.
5638 (addr2line_cache): New static var.
5639 (Dwarf_line_info::one_addr2line): Added caching.
5640 (Dwarf_line_info::clear_addr2line_cache): New function.
5641 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5642 cache-size parameter.
5643 (Dwarf_line_info::one_addr2line_cache): New function.
5644 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5645 new cache-size argument to one_addr2line(), and clear cache.
5647 2008-04-28 Cary Coutant <ccoutant@google.com>
5649 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5650 R_386_PC8 relocations.
5652 2008-04-23 Ian Lance Taylor <iant@google.com>
5654 * object.cc (Sized_relobj::include_section_group): Check for
5655 invalid section group.
5657 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5660 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5661 than read for file header.
5662 * archive.cc (Archive::include_member): Likewise.
5664 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5666 * aclocal.m4: Regenerate.
5667 * configure: Regenerate.
5669 2008-04-19 Ian Lance Taylor <iant@google.com>
5671 * version.cc (version_string): Bump to 1.6.
5673 * testsuite/Makefile.am (many_sections_r_test): New target.
5674 (many_sections_r_test_SOURCES): Remove.
5675 (many_sections_r_test_DEPENDENCIES): Remove.
5676 (many_sections_r_test_LDFLAGS): Remove.
5677 (many_sections_r_test_LDADD): Remove.
5679 * object.cc (Sized_relobj::do_add_symbols): Always pass
5680 local_symbol_count_ to add_from_relobj.
5682 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5683 every thousand variables.
5684 * testsuite/Makefile.in: Rebuild.
5686 * object.cc (Xindex::initialize_symtab_xindex): New function.
5687 (Xindex::read_symtab_xindex): New function.
5688 (Xindex::sym_xindex_to_shndx): New function.
5689 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5691 (Sized_relobj::do_initialize_xindex): New function.
5692 (Sized_relobj::do_read_symbols): Adjust section links.
5693 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5694 parameter. Change all callers.
5695 (Sized_relobj::include_section_group): Adjust section links and
5696 symbol section indexes.
5697 (Sized_relobj::do_layout): Adjust section links.
5698 (Sized_relobj::do_count_local_symbols): Adjust section links and
5699 symbol section indexes.
5700 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5701 ordinary and special symbols.
5702 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5703 dynsym_xindex parameters. Change all callers. Adjust section
5704 links. Use SHN_XINDEX when needed.
5705 (Sized_relobj::get_symbol_location_info): Adjust section links.
5706 Don't get fooled by special symbols.
5707 * object.h (class Xindex): Define.
5708 (class Object): Add xindex_ parameter. Declare virtual functoin
5709 do_initialize_xindex.
5710 (Object::adjust_sym_shndx): New function.
5711 (Object::set_xindex): New protected function.
5712 (class Symbol_value): Add is_ordinary_shndx_ field.
5713 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5714 (Symbol_value::value): Assert ordinary section.
5715 (Symbol_value::initialize_input_to_output_map): Likewise.
5716 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5718 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5720 (class Sized_relobj): Update declarations.
5721 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5722 parameter. Change all callers.
5723 (Sized_relobj::adjust_shndx): New function.
5724 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5726 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5727 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5728 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5729 (Sized_dynobj::read_dynsym_section): Adjust section links.
5730 (Sized_dynobj::read_dynamic): Likewise.
5731 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5733 (Sized_dynobj::do_initialize_xindex): New function.
5734 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5735 do_initialize_xindex.
5736 (Sized_dynobj::adjust_shndx): New function.
5737 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5738 dynsym_xindex_ fields.
5739 (Layout::finalize): Add a call to set_section_indexes before
5740 creating the symtab sections.
5741 (Layout::set_section_indexes): Don't do anything if the section
5742 already has a section index.
5743 (Layout::create_symtab_sections): Add shnum parameter. Change
5744 caller. Create .symtab_shndx section if needed.
5745 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5747 (Layout::allocated_output_section_count): New function.
5748 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5750 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5751 fields. Update declarations.
5752 (Layout::symtab_xindex): New function.
5753 (Layout::dynsym_xindex): New function.
5754 (class Write_symbols_task): Add layout_ field.
5755 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5757 * output.cc (Output_section_headers::Output_section_headers): Add
5758 shstrtab_section parameter. Change all callers.
5759 (Output_section_headers::do_sized_write): Store overflow values
5760 for section count and section string table section index in
5761 section header zero.
5762 (Output_file_header::do_sized_write): Check for overflow of
5763 section count and section string table section index.
5764 (Output_symtab_xindex::do_write): New function.
5765 (Output_symtab_xindex::endian_do_write): New function.
5766 * output.h (class Output_section_headers): Add shstrtab_section_.
5767 Update declarations.
5768 (class Output_symtab_xindex): Define.
5769 (Output_section::has_out_shndx): New function.
5770 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5772 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5774 (Sized_symbol::init): Likewise.
5775 (Symbol::output_section): Check for ordinary symbol.
5776 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5777 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5779 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5780 Change all callers. Simplify handling of symbols from sections
5781 not included in the link.
5782 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5784 (Weak_alias_sorter::operator()): Assert that symbols are
5786 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5788 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5789 parameters. Change all callers.
5790 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5791 symbol distinction. Use SHN_XINDEX when needed.
5792 (Symbol_table::write_section_symbol): Add symtab_xindex
5793 parameter. Change all callers.
5794 (Symbol_table::sized_write_section_symbol): Likewise. Use
5795 SHN_XINDEX when needed.
5796 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5798 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5799 (Symbol::is_defined): Check is_ordinary.
5800 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5801 (Symbol::is_absolute, Symbol::is_common): Likewise.
5802 (class Sized_symbol): Update declarations.
5803 (class Symbol_table): Update declarations.
5804 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5805 parameters. Change all callers.
5806 (Sized_symbol::override): Likewise.
5807 (Symbol_table::override): Likewise.
5808 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5809 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5810 is_ordinary, and orig_st_shndx parameters. Change all callers.
5811 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5812 to be in an ordinary section.
5813 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5814 object and is_ordinary parameters. Change all callers.
5815 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5816 Change all callers. Don't add undefined or non-ordinary symbols
5818 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5820 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5822 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5823 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5824 (Sized_relobj::relocate_sections): Likewise.
5825 * target-reloc.h (scan_relocs): Adjust section symbol index.
5826 (scan_relocatable_relocs): Likewise.
5827 * i386.cc (Scan::local): Check for ordinary symbols.
5828 * sparc.cc (Scan::local): Likewise.
5829 * x86_64.cc (Scan::local): Likewise.
5830 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5831 to symbol_section_and_value.
5832 * testsuite/many_sections_test.cc: New file.
5833 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5834 (check_PROGRAMS): Add many_sections_test.
5835 (many_sections_test_SOURCES): Define.
5836 (many_sections_test_DEPENDENCIES): Define.
5837 (many_sections_test_LDFLAGS): Define.
5838 (BUILT_SOURCES): Add many_sections_define.h.
5839 (many_sections_define.h): New target.
5840 (BUILT_SOURCES): Add many_sections_check.h.
5841 (many_sections_check.h): New target.
5842 (check_PROGRAMS): Add many_sections_r_test.
5843 (many_sections_r_test_SOURCES): Define.
5844 (many_sections_r_test_DEPENDENCIES): Define.
5845 (many_sections_r_test_LDFLAGS): Define.
5846 (many_sections_r_test_LDADD): Define.
5847 (many_sections_r_test.o): New target.
5848 * testsuite/Makefile.in: Rebuild.
5850 2008-04-17 Cary Coutant <ccoutant@google.com>
5852 * errors.cc (Errors::info): New function.
5853 (gold_info): New function.
5854 * errors.h (Errors::info): New function.
5855 * gold.h (gold_info): New function.
5856 * object.cc (Input_objects::add_object): Print trace output.
5857 * options.cc (options::parse_set): New function.
5858 (General_options::parse_wrap): Deleted.
5859 (General_options::General_options): Deleted initializer.
5860 * options.h (options::String_set): New typedef.
5861 (options::parse_set): New function.
5862 (DEFINE_set): New macro.
5863 (General_options::wrap): Changed to use DEFINE_set. Changed
5864 callers of any_wrap_symbols and is_wrap_symbol.
5865 (General_options::trace, General_options::trace_symbol):
5867 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5868 (General_options::wrap_symbols_): Deleted.
5869 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5871 2008-04-17 David S. Miller <davem@davemloft.net>
5873 * options.cc (General_options::parse_V): New function.
5874 * options.h: Add entries for -V and -Qy.
5876 2008-04-17 Ian Lance Taylor <iant@google.com>
5878 * common.cc (Symbol_table::allocate_commons): Remove options
5879 parameter. Change caller.
5880 (Symbol_table::do_allocate_commons): Remove options parameter.
5881 Change caller. Just call do_allocate_commons_list twice.
5882 (Symbol_table::do_allocate_commons_list): New function, broken out
5883 of do_allocate_commons.
5884 * common.h (class Allocate_commons_task): Remove options_ field.
5886 * symtab.cc (Symbol_table::Symbol_table): Initialize
5888 (Symbol_table::add_from_object): Put TLS common symbols on
5890 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5891 which are IN_OUTPUT_DATA.
5892 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5893 allocate_commons and do_allocate_commons declarations. Declare
5894 do_allocate_commons_list.
5895 * gold.cc (queue_middle_tasks): Update creation of
5896 Allocate_commons_task to not pass options.
5897 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5898 (TLS_TEST_C_FLAGS): New variable.
5899 (tls_test_c_pic.o): New target.
5900 (tls_test_shared.so): Link in tls_test_c_pic.o.
5901 (tls_test_c_pic_ie.o): New target.
5902 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5903 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5904 (tls_test_c.o): New target.
5905 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5906 (tls_pic_test_LDADD): Likewise.
5907 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5908 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5909 (tls_test_c_gnu2.o): New target.
5910 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5912 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5913 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5914 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5915 * testsuite/tls_test.cc: Include "config.h".
5916 (t_last): Call t11_last.
5917 * testsuite/tls_test.h (t11, t11_last): Declare.
5918 * testsuite/tls_test_c.c: New file.
5919 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5920 * configure.ac: Check for OpenMP support.
5921 * configure, config.in, Makefile.in: Rebuild.
5922 * testsuite/Makefile.in: Rebuild.
5924 2008-04-16 Cary Coutant <ccoutant@google.com>
5926 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5927 (Target_i386::tls_base_symbol_defined_): New field.
5928 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5929 (Target_i386::Scan::global): Likewise.
5930 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5931 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5932 (Target_x86_64::tls_base_symbol_defined_): New field.
5933 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5934 (Target_x86_64::Scan::global): Likewise.
5936 2008-04-16 Cary Coutant <ccoutant@google.com>
5938 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5939 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5940 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5941 building shared libraries.
5942 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5943 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5944 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5945 * testsuite/Makefile.in: Rebuild.
5946 * testsuite/weak_undef.h: New file.
5947 * testsuite/weak_undef_file1.cc: Add extra test cases.
5948 * testsuite/weak_undef_file2.cc: Likewise.
5949 * testsuite/weak_undef_test.cc: Likewise.
5951 2008-04-16 David S. Miller <davem@davemloft.net>
5953 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5954 Add issued_non_pic_error_ field. Declare check_non_pic.
5955 (Target_sparc::Scan::check_non_pic): New function.
5956 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5957 (Target_sparc::Scan::global): Likewise.
5959 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5960 * configure: Rebuild.
5962 * options.h (DEFINE_enable): New macro.
5963 (new_dtags): New enable option.
5964 (initfirst, interpose, loadfltr, nodefaultlib,
5965 nodelete, nodlopen, nodump): New -z options.
5966 * layout.cc (Layout:finish_dynamic_section): If new
5967 dtags enabled, emit DT_RUNPATH. Also, emit a
5968 DT_FLAGS_1 containing any specified -z flags.
5970 2008-04-16 Ian Lance Taylor <iant@google.com>
5972 * copy-relocs.cc: New file.
5973 * copy-relocs.h: New file.
5974 * reloc.cc: Remove Copy_relocs code.
5975 * reloc.h: Likewise.
5976 * reloc-types.h (struct Reloc_types) [both versions]: Add
5977 get_reloc_addend_noerror.
5978 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5979 variants of add_global which take an addend which must be zero.
5980 * i386.cc: Include "copy-relocs.h".
5981 (class Target_i386): Change type of copy_relocs_ to variable,
5983 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5985 (Target_i386::do_finalize_sections): Change handling of
5987 * sparc.cc: Include "copy-relocs.h".
5988 (class Target_sparc): Change type of copy_relocs_ to variable,
5990 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5992 (Target_sparc::do_finalize_sections): Change handling of
5994 * x86_64.cc: Include "copy-relocs.h".
5995 (class Target_x86_64): Change type of copy_relocs_ to variable,
5997 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5998 class. Change all callers.
5999 (Target_x86_64::do_finalize_sections): Change handling of
6001 * Makefile.am (CCFILES): Add copy-relocs.cc.
6002 (HFILES): Add copy-relocs.h.
6004 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6006 * testsuite/script_test_4.sh: Permit leading zeroes.
6008 2008-04-15 Ian Lance Taylor <iant@google.com>
6010 * script-sections.cc (Script_sections::create_segments): Use
6011 header_size_adjustment even when there is enough room for the
6013 * testsuite/script_test_4.sh: New file.
6014 * testsuite/script_test_4.t: New file.
6015 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6016 (check_DATA): Add script_test_4.stdout.
6017 (MOSTLYCLEANFILES): Likewise.
6018 (script_test_4): New target.
6019 (script_test_4.stdout): New target.
6020 * testsuite/Makefile.in: Rebuild.
6022 * sparc.cc: Add definitions for Output_data_plt_sparc class
6025 2008-04-14 David S. Miller <davem@davemloft.net>
6027 * sparc.cc: New file.
6028 * Makefile.am (TARGETSOURCES): Add sparc.cc
6029 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6030 * configure.tgt: Document targ_extra_size and
6031 targ_extra_big_endian. Add entries for sparc-* and
6033 * configure.ac: Handle targ_extra_size and
6034 targ_extra_big_endian.
6035 * Makefile.in: Rebuild.
6036 * configure: Likewise.
6037 * po/POTFILES.in: Likewise.
6038 * po/gold.pot: Likewise.
6040 2008-04-14 Ian Lance Taylor <iant@google.com>
6042 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6043 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6044 in the name/type/flags to section mapping. Don't call
6045 allocate_output_section.
6046 (Layout::choose_output_section): Change parameter from adjust_name
6047 to is_input_section. Don't permit input sections after sections
6048 are attached to segments. Don't call allocate_output_section.
6049 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6050 not write_enable_output_section.
6051 (Layout::make_output_section): Don't push to
6052 unattached_section_list_ nor call attach_to_segment. Call
6053 attach_section_to_segment if sections are attached.
6054 (Layout::attach_sections_to_segments): New function.
6055 (Layout::attach_section_to_segment): New function.
6056 (Layout::attach_allocated_section_to_segment): Rename from
6057 attach_to_segment. Remove flags parameter.
6058 (Layout::allocate_output_section): Remove function.
6059 (Layout::write_enable_output_section): Remove function.
6060 * layout.h (class Layout): Update for above changes. Add new
6061 field sections_are_attached_.
6062 * output.h (Output_section::update_flags_for_input_section): New
6064 * output.cc (Output_section::add_input_section): Call
6065 update_flags_for_input_section.
6066 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6068 2008-04-11 Cary Coutant <ccoutant@google.com>
6070 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6071 thought unnecessary.
6072 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6074 2008-04-11 Ian Lance Taylor <iant@google.com>
6076 * output.h (class Output_section_data): Remove inline definition
6078 * output.cc (Output_section_data::set_addralign): New function.
6080 2008-04-11 Cary Coutant <ccoutant@google.com>
6082 Add support for TLS descriptors for i386 and x86_64.
6083 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6084 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6085 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6087 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6088 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6089 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6091 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6092 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6093 Fix problem with initial-exec relocations.
6094 (Target_i386::Relocate::relocate_tls): Likewise.
6095 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6097 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6098 support for section-plus-offset dynamic table entries.
6099 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6100 (Output_data_dynamic::Dynamic_entry): Add support for
6101 section-plus-offset dynamic table entries.
6102 (Output_data_dynamic::Classification): Likewise.
6103 (Output_data_dynamic::classification_): Renamed offset_.
6104 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6105 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6106 (Target_x86_64::make_plt_section): New function.
6107 (Target_x86_64::reserve_tlsdesc_entries): New function.
6108 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6109 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6110 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6111 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6112 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6113 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6114 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6115 add extra PLT entry for TLS descriptors.
6116 (Output_data_plt_x86_64::got_): New field.
6117 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6118 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6120 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6122 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6123 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6124 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6125 R_386_TLS_DESC_CALL relocations.
6126 (Target_x86_64::Scan::global): Likewise.
6127 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6128 for TLS descriptors.
6129 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6130 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6131 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6132 GD-to-IE relaxation.
6133 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6134 and TLS_DESCRIPTORS.
6135 * Makefile.in: Rebuild.
6136 * configure: Rebuild.
6137 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6138 (tls_test_shared2.so): New target.
6139 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6140 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6141 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6142 (tls_shared_gd_to_ie_test_LDADD): New variable.
6143 (tls_shared_gnu2_gd_to_ie_test): New target.
6144 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6146 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6147 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6148 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6149 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6150 (tls_shared_gnu2_test): New target.
6151 (tls_test_gnu2_shared.so): New target.
6152 (tls_shared_gnu2_test_SOURCES): New variable.
6153 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6154 (tls_shared_gnu2_test_LDFLAGS): New variable.
6155 (tls_shared_gnu2_test_LDADD): New variable.
6156 * testsuite/Makefile.in: Rebuild.
6157 * testsuite/Makefile.
6159 2008-04-11 Ian Lance Taylor <iant@google.com>
6161 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6163 * testsuite/Makefile.in: Rebuild.
6165 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6167 * testsuite/script_test_2.cc (main): Adjust test.
6169 2008-04-11 David S. Miller <davem@davemloft.net>
6170 Ian Lance Taylor <iant@google.com>
6172 * options.h (General_options): Add entries for '-Y' and
6174 * options.cc (General_options:finalize): If -Y was used, add those
6175 entries to the library path instead of the default "/lib" and
6178 2008-04-11 David S. Miller <davem@davemloft.net>
6180 * testsuite/justsyms.t: Start at 0x100.
6181 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6182 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6184 * testsuite/script_test_2.cc: Adjust string and section length
6187 2008-04-09 Ian Lance Taylor <iant@google.com>
6190 * script-sections.cc (Sections_element::allocate_to_segment): Add
6192 (Output_section_definition::allocate_to_segment): Likewise.
6193 (Orphan_output_section::allocate_to_segment): Likewise.
6194 (Script_sections::attach_sections_using_phdrs_clause): Don't
6195 propagate non-PT_LOAD segments to orphan sections.
6196 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6197 readelf rather than objdump.
6198 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6199 .interp section and PT_INTERP segment are the same size.
6200 * testsuite/Makefile.in: Rebuild.
6202 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6203 aliases for symbols defined in the same object.
6204 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6205 (weak_alias_test_SOURCES): New variable.
6206 (weak_alias_test_DEPENDENCIES): New variable.
6207 (weak_alias_test_LDFLAGS): New variable.
6208 (weak_alias_test_LDADD): New variable.
6209 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6210 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6211 (weak_alias_test_3.o): New target.
6212 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6213 * testsuite/weak_alias_test_main.cc: New file.
6214 * testsuite/weak_alias_test_1.cc: New file.
6215 * testsuite/weak_alias_test_2.cc: New file.
6216 * testsuite/weak_alias_test_3.cc: New file.
6218 2008-04-08 Ian Lance Taylor <iant@google.com>
6220 * options.h (class General_options): Add --noinhibit-exec option.
6221 * main.cc (main): Check --noinhibit-exec.
6223 * options.h (class General_options): Define --wrap as a special
6224 option. Add wrap_symbols_ field.
6225 (General_options::any_wrap_symbols): New function.
6226 (General_options::is_wrap_symbol): New function.
6227 * options.cc (General_options::parse_wrap): New function.
6228 (General_options::General_options): Initialize wrap_symbols_.
6229 * symtab.cc (Symbol_table::wrap_symbol): New function.
6230 (Symbol_table::add_from_object): Handle --wrap.
6231 * symtab.h (class Symbol_table): Declare wrap_symbol.
6232 * target.h (Target::wrap_char): New function.
6233 (Target::Target_info): Add wrap_char field.
6234 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6235 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6236 * testsuite/testfile.cc (Target_test::test_target_info):
6239 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6242 * layout.h (class Layout): Add added_eh_frame_data_ field.
6243 * layout.cc (Layout::Layout): Initialize new field.
6244 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6245 output section until we find a section we merged successfully.
6246 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6247 that the size be non-zero.
6249 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6252 2008-04-08 Craig Silverstein <csilvers@google.com>
6254 * configure.ac: Export new conditional variable HAVE_ZLIB.
6255 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6257 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6258 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6260 2008-04-07 Ian Lance Taylor <iant@google.com>
6262 * version.cc (version_string): Set to "1.5".
6264 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6265 Add issued_non_pic_error_ field. Declare check_non_pic.
6266 (Target_x86_64::Scan::check_non_pic): New function.
6267 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6268 (Target_x86_64::Scan::global): Likewise.
6270 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6271 addend parameter. Change caller. Handle merge sections.
6272 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6273 Address to Addend. Don't add in the result of
6274 local_section_offset, pass down the addend and use the returned
6276 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6277 Update declarations of local_section_offset and symbol_value.
6278 * testsuite/two_file_test_1.cc (t18): New function.
6279 * testsuite/two_file_test_2.cc (f18): New function.
6280 * testsuite/two_file_test_main.cc (main): Call t18.
6281 * testsuite/two_file_test.h (t18, f18): Declare.
6283 * configure.ac: Don't test for objdump, c++filt, or readelf.
6284 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6286 (TEST_READELF): New variable.
6287 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6288 (check_PROGRAMS): Add two_file_strip_test.
6289 (two_file_strip_test): New target.
6290 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6291 (two_file_same_shared_strip_test_SOURCES): New variable.
6292 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6293 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6294 (two_file_same_shared_strip_test_LDADD): New variable.
6295 (two_file_shared_strip.so): New target.
6296 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6297 (ver_test_5.syms, ver_test_7.syms): Likewise.
6298 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6299 (strip_test_3.stdout): Use TEST_OBJDUMP.
6300 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6302 2008-04-04 Cary Coutant <ccoutant@google.com>
6304 * symtab.h (Symbol::is_weak_undefined): New function.
6305 (Symbol::is_strong_undefined): New function.
6306 (Symbol::is_absolute): New function.
6307 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6308 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6310 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6311 (weak_undef_test): New target.
6312 * testsuite/Makefile.in: Rebuild.
6313 * testsuite/weak_undef_file1.cc: New file.
6314 * testsuite/weak_undef_file2.cc: New file.
6315 * testsuite/weak_undef_test.cc: New file.
6317 2008-04-03 Craig Silverstein <csilvers@google.com>
6319 * compressed_output.h (class Output_compressed_section): Use
6321 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6323 (zlib_compressed_suffix): Removed.
6324 (Output_compressed_section::set_final_data_size): Use unsigned
6326 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6327 Fix linker invocation.
6328 (flagstest_o_specialfile_and_compress_debug_sections):
6330 * testsuite/Makefile.in: Regenerated.
6332 2008-04-02 David S. Miller <davem@davemloft.net>
6334 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6335 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6337 2008-04-02 Craig Silverstein <csilvers@google.com>
6341 2008-04-02 Ian Lance Taylor <iant@google.com>
6343 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6344 parameters. Update for new key type to views_. Change all
6346 (File_read::read): Adjust for byteshift in returned view.
6347 (File_read::add_view): New function, broken out of
6349 (File_read::make_view): New function, broken out of
6351 (File_read::find_or_make_view): Add offset and aligned
6352 parameters. Rewrite accordingly. Change all callers.
6353 (File_read::get_view): Add offset and aligned parameters. Adjust
6354 for byteshift in return value.
6355 (File_read::get_lasting_view): Likewise.
6356 * fileread.h (class File_read): Update declarations.
6357 (class File_read::View): Add byteshift_ field. Add byteshift to
6358 constructor. Add byteshift method.
6359 * archive.h (Archive::clear_uncached_views): New function.
6360 (Archive::get_view): Add aligned parameter. Change all callers.
6361 * object.h (Object::get_view): Add aligned parameter. Change all
6363 (Object::get_lasting_view): Likewise.
6365 * fileread.cc (File_read::release): Don't call clear_views if
6366 there are multiple objects.
6367 * fileread.h (File_read::clear_uncached_views): New function.
6368 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6371 2008-03-31 Cary Coutant <ccoutant@google.com>
6373 Add thin archive support.
6374 * archive.cc (Archive::armagt): New const.
6375 (Archive::setup): Remove task parameter and calls to unlock.
6376 (Archive::unlock_nested_archives): New function.
6377 (Archive::read_header): Add nested_off parameter. Change
6379 (Archive::interpret_header): Likewise.
6380 (Archive::include_all_members): Change to handle thin
6382 (Archive::include_member): Likewise.
6383 * archive.h (Archive::Archive): Add new parameters and
6385 (Archive::armagt): New const.
6386 (Archive::setup): Remove task parameter.
6387 (Archive::unlock_nested_archives): New function.
6388 (Archive::read_header): Add nested_off parameter.
6389 (Archive::interpret_header): Likewise.
6390 (Archive::Nested_archive_table): New typedef.
6391 (Archive::is_thin_archive_): New field.
6392 (Archive::nested_archives_): New field.
6393 (Archive::options_): New field.
6394 (Archive::dirpath_): New field.
6395 (Archive::task_): New field.
6396 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6397 for thin archives. Pass additional parameters to
6398 Archive::Archive. Unlock the archive file after calling
6401 2008-03-29 Ian Lance Taylor <iant@google.com>
6403 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6404 version symbol to be local.
6405 * testsuite/ver_test_4.sh: New file.
6406 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6407 (check_DATA): Add ver_test_4.syms.
6408 (ver_test_4.syms): New target.
6409 * testsuite/Makefile.in: Rebuild.
6412 (Output_section::Input_section_sort_entry::has_priority): New
6414 (Output_section::Input_section_sort_entry::match_file_name): New
6416 (Output_section::Input_section_sort_entry::match_section_name):
6418 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6420 (Output_section::Input_section_sort_entry::match_section_file):
6422 (Output_section::Input_section_sort_compare::operator()): Rewrite
6423 using new Input_section_sort_entry functions. Sort crtbegin and
6424 crtend first. Sort sections with no priority before sections with
6426 * testsuite/initpri1.c (d3): Check j != 4.
6427 (cd5): New constructor/destructor function.
6428 (main): Check j != 2.
6430 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6431 new symbol when resolving, don't call set_is_default.
6432 * testsuite/ver_test_7.cc: New file.
6433 * testsuite/ver_test_7.sh: New file.
6434 * testsuite/Makefile.am (ver_test_7.so): New target.
6435 (ver_test_7.o): New target.
6436 (check_SCRIPTS): Add ver_test_7.sh.
6437 (check_DATA): Add ver_test_7.syms.
6438 (ver_test_7.syms): New target.
6440 2008-03-28 Ian Lance Taylor <iant@google.com>
6442 * layout.cc (Layout::layout): If we see an input section with a
6443 name that needs sorting, set the must_sort flag for the output
6445 (Layout::make_output_section): If the name of the output section
6446 indicates that it might require sorting, set the may_sort flag.
6447 * output.h (Output_section::may_sort_attached_input_sections): New
6449 (Output_section::set_may_sort_attached_input_sections): New
6451 (Output_section::must_sort_attached_input_sections): New
6453 (Output_section::set_must_sort_attached_input_sections): New
6455 (class Output_section): Declare Input_section_sort_entry. Define
6456 Input_section_sort_compare. Declare
6457 sort_attached_input_sections. Add new fields:
6458 may_sort_attached_input_sections_,
6459 must_sort_attached_input_sections_,
6460 attached_input_sections_are_sorted_.
6461 * output.cc (Output_section::Output_section): Initialize new
6463 (Output_section::add_input_section): Add an entry to
6464 input_sections_ if may_sort or must_sort are true.
6465 (Output_section::set_final_data_size): Call
6466 sort_attached_input_sections if necessary.
6467 (Output_section::Input_section_sort_entry): Define new class.
6468 (Output_section::Input_section_sort_compare::operator()): New
6470 (Output_section::sort_attached_input_sections): New function.
6471 * configure.ac: Check whether the compiler supports constructor
6472 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6473 * testsuite/initpri1.c: New file.
6474 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6475 CONSTRUCTOR_PRIORITY.
6476 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6477 (initpri1_LDFLAGS): New variable.
6478 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6480 2008-03-27 Ian Lance Taylor <iant@google.com>
6482 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6483 * testsuite/common_test_1.c: New file.
6484 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6485 (common_test_1_SOURCES): New variable.
6486 (common_test_1_DEPENDENCIES): New variable.
6487 (common_test_1_LDFLAGS): New variable.
6489 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6490 and commons_ correctly when NAME/VERSION does not override
6492 * testsuite/ver_test_6.c: New file.
6493 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6494 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6495 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6497 2008-03-26 Ian Lance Taylor <iant@google.com>
6499 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6500 of an undefined symbol from a version script.
6501 * testsuite/Makefile.am (ver_test_5.so): New target.
6502 (ver_test_5.o): New target.
6503 (check_SCRIPTS): Add ver_test_5.sh.
6504 (check_DATA): Add ver_test_5.syms.
6505 (ver_test_5.syms): New target.
6506 * testsuite/ver_test_5.cc: New file.
6507 * testsuite/ver_test_5.script: New file.
6508 * testsuite/ver_test_5.sh: New file.
6509 * Makefile.in, testsuite/Makefile.in: Rebuild.
6512 Fix problems building gold with gcc 4.3.0.
6513 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6514 (gold_error_at_location, gold_warning_at_location): Use it.
6515 * configure.ac: Check whether we can compile and use a template
6516 function with a printf attribute.
6517 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6518 when jumping over bytes.
6519 * object.cc: Instantiate Object::read_section_data.
6520 * debug.h: Include <cstring>
6521 * dwarf_reader.cc: Include <algorithm>
6522 * main.cc: Include <cstring>.
6523 * options.cc: Include <cstring>.
6524 * output.cc: Include <cstring>.
6525 * script.cc: Include <cstring>.
6526 * script.h: Include <string>.
6527 * symtab.cc: Include <cstring> and <algorithm>.
6528 * target-select.cc: Include <cstring>.
6529 * version.cc: Include <string>.
6530 * testsuite/testmain.cc: Include <cstdlib>.
6531 * configure, config.in: Rebuild.
6533 2008-03-25 Ian Lance Taylor <iant@google.com>
6535 * options.cc: Include "../bfd/bfdver.h".
6536 (options::help): Print bug reporting address.
6538 * version.cc (print_version): Adjust output for current value of
6543 * options.cc (options::help): Print list of supported targets.
6544 * target-select.h: Include <vector>.
6545 (class Target_selector): Make machine_, size_, and is_big_endian_
6546 fields const. Add bfd_name_ and instantiated_target_ fields.
6547 (Target_selector::Target_selector): Add bfd_name parameter.
6548 (Target_selector::recognize): Make non-virtual, call
6550 (Target_selector::recognize_by_name): Make non-virtual, call
6551 do_recognize_by_name.
6552 (Target_selector::supported_names): New function.
6553 (Target_selector::bfd_name): New function.
6554 (Target_selector::do_instantiate_target): New pure virtual
6556 (Target_selector::do_recognize): New virtual function.
6557 (Target_selector::do_recognize_by_name): New virtual function.
6558 (Target_selector::instantiate_target): New private function.
6559 (supported_target_names): Declare.
6560 * target-select.cc (Target_selector::Target_selector): Update for
6561 new parameter and fields.
6562 (select_target_by_name): Check that the name matches before
6563 calling recognize_by_name.
6564 (supported_target_names): New function.
6565 * i386.cc (class Target_selector_i386): Update Target_selector
6566 constructor call. Remove recognize and recognize_by_name. Add
6567 do_instantiate_target.
6568 * x86_64.cc (class Target_selector_x86_64): Likewise.
6569 * testsuite/testfile.cc (class Target_selector_test): Update for
6570 changes to Target_selector.
6572 * README: Rewrite, with some notes on unsupported features.
6574 2008-03-24 Cary Coutant <ccoutant@google.com>
6576 * i386.cc (Target_i386::Got_type): New enum declaration.
6577 (Target_i386::Scan::local): Updated callers of Output_data_got
6579 (Target_i386::Scan::global): Likewise.
6580 (Target_i386::Relocate::relocate): Likewise.
6581 (Target_i386::Relocate::relocate_tls): Likewise.
6582 * object.h (Got_offset_list): New class.
6583 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6584 (Sized_relobj::local_got_offset): Likewise.
6585 (Sized_relobj::set_local_got_offset): Likewise.
6586 (Sized_relobj::local_has_tls_got_offset): Removed.
6587 (Sized_relobj::local_tls_got_offset): Removed.
6588 (Sized_relobj::set_local_tls_got_offset): Removed.
6589 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6590 * output.cc (Output_data_got::add_global): Added got_type parameter.
6591 (Output_data_got::add_global_with_rel): Likewise.
6592 (Output_data_got::add_global_with_rela): Likewise.
6593 (Output_data_got::add_global_pair_with_rel): New function.
6594 (Output_data_got::add_global_pair_with_rela): New function.
6595 (Output_data_got::add_local): Added got_type parameter.
6596 (Output_data_got::add_local_with_rel): Likewise.
6597 (Output_data_got::add_local_with_rela): Likewise.
6598 (Output_data_got::add_local_pair_with_rel): New function.
6599 (Output_data_got::add_local_pair_with_rela): New function.
6600 (Output_data_got::add_global_tls): Removed.
6601 (Output_data_got::add_global_tls_with_rel): Removed.
6602 (Output_data_got::add_global_tls_with_rela): Removed.
6603 (Output_data_got::add_local_tls): Removed.
6604 (Output_data_got::add_local_tls_with_rel): Removed.
6605 (Output_data_got::add_local_tls_with_rela): Removed.
6606 * output.h (Output_data_got::add_global): Added got_type parameter.
6607 (Output_data_got::add_global_with_rel): Likewise.
6608 (Output_data_got::add_global_with_rela): Likewise.
6609 (Output_data_got::add_global_pair_with_rel): New function.
6610 (Output_data_got::add_global_pair_with_rela): New function.
6611 (Output_data_got::add_local): Added got_type parameter.
6612 (Output_data_got::add_local_with_rel): Likewise.
6613 (Output_data_got::add_local_with_rela): Likewise.
6614 (Output_data_got::add_local_pair_with_rel): New function.
6615 (Output_data_got::add_local_pair_with_rela): New function.
6616 (Output_data_got::add_global_tls): Removed.
6617 (Output_data_got::add_global_tls_with_rel): Removed.
6618 (Output_data_got::add_global_tls_with_rela): Removed.
6619 (Output_data_got::add_local_tls): Removed.
6620 (Output_data_got::add_local_tls_with_rel): Removed.
6621 (Output_data_got::add_local_tls_with_rela): Removed.
6622 * resolve.cc (Symbol::override_base_with_special): Removed
6623 reference to has_got_offset_ field.
6624 * symtab.cc (Symbol::init_fields): Replaced initialization
6625 of got_offset_ with got_offsets_. Removed initialization
6627 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6628 (Symbol::got_offset): Likewise.
6629 (Symbol::set_got_offset): Likewise.
6630 (Symbol::has_tls_got_offset): Removed.
6631 (Symbol::tls_got_offset): Removed.
6632 (Symbol::set_tls_got_offset): Removed.
6633 (Symbol::got_offset_): Removed.
6634 (Symbol::tls_mod_got_offset_): Removed.
6635 (Symbol::tls_pair_got_offset_): Removed.
6636 (Symbol::got_offsets_): New field.
6637 (Symbol::has_got_offset): Removed.
6638 (Symbol::has_tls_mod_got_offset): Removed.
6639 (Symbol::has_tls_pair_got_offset): Removed.
6640 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6641 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6643 (Target_x86_64::Scan::global): Likewise.
6644 (Target_x86_64::Relocate::relocate): Likewise.
6645 (Target_x86_64::Relocate::relocate_tls): Likewise.
6647 2008-03-25 Ben Elliston <bje@au.ibm.com>
6649 * yyscript.y: Fix spelling error in comment.
6651 2008-03-24 Ian Lance Taylor <iant@google.com>
6653 * options.h (class General_options): Define build_id option.
6654 * layout.h (class Layout): Declare write_build_id, create_note,
6655 create_build_id. Add build_id_note_ member.
6656 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6657 "libiberty.h", "md5.h", "sha1.h".
6658 (Layout::Layout): Initialize eh_frame_data_,
6659 eh_frame_hdr_section_, and build_id_note_.
6660 (Layout::finalize): Call create_build_id.
6661 (Layout::create_note): New function, broken out of
6662 Layout::create_gold_note.
6663 (Layout::create_gold_note): Call create_note.
6664 (Layout::create_build_id): New function.
6665 (Layout::write_build_id): New function.
6666 (Close_task_runner::run): Call write_build_id.
6668 * x86_64.cc: Correct license to GPLv3.
6670 2008-03-23 Ian Lance Taylor <iant@google.com>
6672 * options.cc: Include "demangle.h".
6673 (parse_optional_string): New function.
6674 (parse_long_option): Handle takes_optional_argument.
6675 (parse_short_option): Update dash_z initializer. Handle
6676 takes_optional_argument.
6677 (General_options::General_options): Initialize do_demangle_.
6678 (General_options::finalize): Set do_demangle_. Handle demangling
6680 * options.h (parse_optional_string): Declare.
6681 (struct One_option): Add optional_arg field. Update constructor.
6682 Update call constructor calls. Add takes_optional_argument
6684 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6685 (DEFINE_optional_string): Define.
6686 (General_options::demangle): Change from DEFINE_bool to
6687 DEFINE_optional_string.
6688 (General_options::no_demangle): New function.
6689 (General_options::do_demangle): New function.
6690 (General_options::set_do_demangle): New function.
6691 (General_options::execstack_status_): Move definition to end of
6693 (General_options::static_): Likewise.
6694 (General_options::do_demangle_): New field.
6695 * object.cc (big_endian>::get_symbol_location_info): Call
6696 Options::do_demangle, not Options::demangle.
6697 * symtab.cc (demangle): Likewise.
6699 2008-03-22 Ian Lance Taylor <iant@google.com>
6701 * gold.h: Include <cstddef> and <sys/types.h>
6702 * options.h: Include <cstring>.
6704 2008-03-21 Ian Lance Taylor <iant@google.com>
6706 * Added source code to GNU binutils.