1 2010-02-06 Ian Lance Taylor <iant@google.com>
3 * configure.ac: Rewrite targetobjs duplicate removal code to use
7 2010-02-05 Doug Kwan <dougkwan@google.com>
10 * arm.cc (Arm_relobj::section_is_scannable): New method.
11 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
12 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
14 2010-02-04 Doug Kwan <dougkwan@google.com>
17 * arm-reloc-property.cc (cstdio): Include.
18 * configure.ac (targetobjs): Remove duplicates.
19 * configure: Regenerate.
20 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
21 big and little endian version for a given address size.
23 2010-02-03 Doug Kwan <dougkwan@google.com>
25 * arm-reloc-property.cc
26 (Arm_reloc_property_table::reloc_name_in_error_message): New method
28 * arm-reloc-property.h
29 (Arm_reloc_property_table::get_implemented_static_reloc_property):
30 New method definition.
31 (Arm_reloc_property_table::reloc_name_in_error_message): New method
33 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
35 (GOT_PREL): Change implemented to Y.
36 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
37 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
38 (Arm_relocate_functions::movw_abs_nc): Remove method.
39 (Arm_relocate_functions::movt_abs): Ditto.
40 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
41 (Arm_relocate_functions::thm_movt_abs): Ditto.
42 (Arm_relocate_functions::movw_rel_nc): Ditto.
43 (Arm_relocate_functions::movw_rel): Ditto.
44 (Arm_relocate_functions::movt_rel): Ditto.
45 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
46 (Arm_relocate_functions:thm_movw_rel): Ditto.
47 (Arm_relocate_functions:thm_movt_rel): Ditto.
48 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
49 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
50 New method definitions.
51 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
52 (Arm_relocation_functions::arm_grp_ldr): Ditto.
53 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
54 (Arm_relocation_functions::arm_grp_ldc): Ditto.
55 (Target_arm::Relocate::relocate): Check for non-static or
56 unimplemented relocation code and exit early. Change calls to
57 Target_arm::reloc_uses_thumb_bit and
58 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
59 instead. Refactor code to handle similar relocations to increase
60 code sharing. Remove check for unsupported relocation code in switch
62 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
63 relocation property table to find out size. Change error message to
64 print out the name of a relocation code instead of the numeric value.
65 (Target_arm::scan_reloc_for_stub): Use relocation property table
66 instead of calling Target_arm::reloc_uses_thumb_bit().
68 2010-02-02 Doug Kwan <dougkwan@google.com>
70 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
71 types of relaxed input section.
73 2010-02-02 Doug Kwan <dougkwan@google.com>
75 * Makefile.am (HFILES): Add arm-reloc-property.h.
77 (TARGETSOURCES): Add arm-reloc-property.cc
78 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
79 (libgold_a_SOURCES): $(DEFFILES)
80 * Makefile.in: Regenerate.
81 * arm-reloc-property.cc: New file.
82 * arm-reloc-property.h: New file.
83 * arm-reloc.def: New file.
84 * arm.cc: Update comments.
85 (arm-reloc-property.h): New included header.
86 (arm_reloc_property_table): New global variable.
87 (Target_arm::do_select_as_default_target): New method definition.
88 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
89 arm-reloc-property to targ_extra_obj.
90 * parameters.cc (set_parameters_target): Call
91 Target::select_as_default_target().
92 * target.h (Target::select_as_default_target): New method definition.
93 (Target::do_select_as_default_target): Same.
95 2010-02-01 Doug Kwan <dougkwan@google.com>
97 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
98 first_output_text_section_.
99 (Arm_exidx_fixup::first_output_text_section): New method definition.
100 (Arm_exidx_fixup::first_output_text_section_): New data member.
101 (Arm_exidx_fixup::process_exidx_section): Record the first text
103 (Arm_output_section::fix_exidx_coverage): Set correct linked section
104 and entsize in output section header.
106 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
108 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
109 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
110 (Arm_relocate_functions::thm_alu11): New Method.
111 (Arm_relocate_functions::thm_pc8): New Method.
112 (Arm_relocate_functions::thm_pc12): New Method.
113 (Target_arm::Scan::local): Handle the relocations.
114 (Target_arm::Scan::global): Likewise.
115 (Target_arm::Relocate::relocate): Likewise.
116 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
118 2010-01-29 Doug Kwan <dougkwan@google.com>
120 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
121 of relocation types as ld.
123 2010-01-29 Doug Kwan <dougkwan@google.com>
125 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
127 (Arm_relocate_functions::thumb_branch_common): Ditto.
128 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
129 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
130 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
131 Arm_relocate_functions::jump24): Remove.
132 (Target_arm::Relocate::relocate): Adjust code to call
133 Arm_relocation_functions::arm_branch_common and
134 Arm_relocation_functions::thumb_branch_common instead of their removed
135 wrappers. Merge switch-cases together to reduce source code size.
137 2010-01-29 Doug Kwan <dougkwan@google.com>
139 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
140 output_local_symbol_count_needs_update_.
141 (Arm_relobj::output_local_symbol_count_needs_update,
142 Arm_relobj::set_output_local_symbol_count_needs_update,
143 Arm_relobj::update_output_local_symbol_count): New methods.
144 (Arm_relobj::output_local_symbol_count_needs_update_): New data
146 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
147 of pointed function as in a R_ARM_PREL31 relocation.
148 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
149 for output local symbol count updating.
150 (Target_arm::do_relax): Update output local symbol counts in objects
152 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
154 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
156 * arm.cc: Added support for the ARM relocations:
157 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
158 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
159 (Arm_relocate_functions::movw_rel_nc): Renamed (was
161 (Arm_relocate_functions::movw_rel): New method.
162 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
163 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
165 (Arm_relocate_functions::thm_movw_rel): New method.
166 (Arm_relocate_functions::thm_movt_rel): Renamed (was
168 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
170 (Target_arm::Scan::global): Likewise.
171 (Target_arm::Relocate::relocate): Likewise.
172 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
175 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
177 * arm.cc: Added support for ARM group relocations.
178 (Target_arm::reloc_needs_sym_origin): New method.
179 (Arm_relocate_functions::calc_grp_kn): New method.
180 (Arm_relocate_functions::calc_grp_residual): New method.
181 (Arm_relocate_functions::calc_grp_gn): New method.
182 (Arm_relocate_functions::arm_grp_alu): New Method.
183 (Arm_relocate_functions::arm_grp_ldr): New Method.
184 (Arm_relocate_functions::arm_grp_ldrs): New Method.
185 (Arm_relocate_functions::arm_grp_ldc): New Method.
186 (Target_arm::Scan::local): Handle the ARM group relocations.
187 (Target_arm::Scan::global): Likewise.
188 (Target_arm::Relocate::relocate): Likewise.
189 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
192 2010-01-26 Doug Kwan <dougkwan@google.com>
194 * arm.cc (set): Include.
195 (class Arm_exidx_fixup): Change type of last_input_section_ to const
197 (Arm_output_section::Text_section_list): New type.
198 (Arm_output_section::append_text_sections_to_list): New method.
199 (Arm_output_section::fix_exidx_coverage): Ditto.
200 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
201 (Arm_relobj::convert_input_section_to_relaxed_section): Use
202 Relobj::set_section_offset() instead of
203 Sized_relobj::invalidate_section_offset().
204 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
205 parameter for section headers. Ignore relocation sections for
206 unallocated sections and EXIDX sections.
207 (Target_arm::fix_exidx_coverage): New method.
208 (Target_arm::output_section_address_less_than): New type.
209 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
210 linked text section instead of the EXIDX section.
211 (Arm_output_section::create_stub_group): Add an assertion to check
212 that this is not an EXIDX output section.
213 (Arm_output_section::append_text_sections_to_list): New method.
214 (Arm_output_section::fix_exidx_coverage): Ditto.
215 (Arm_relobj::scan_sections_for_stubs): Adjust call to
216 Arm_relobj::section_needs_reloc_stub_scanning.
217 (Target_arm::do_relax): Fix EXIDX output section coverage in the
219 (Target_arm::fix_exidx_coverage): New method.
220 * object.h (Relobj::set_output_section): New method.
221 (Sized_relobj::invalidate_section_offset): Remove method.
222 (Sized_relobj::do_invalidate_section_offset): Remove method.
223 (Sized_relobj::do_set_section_offset): Handle offset value -1.
225 2010-01-25 Doug Kwan <dougkwan@google.com>
227 * arm.cc (Arm_exidx_merged_section::do_output_offset):
228 Fix warning due to signed and unsigned comparison on a 32-bit host.
230 2010-01-22 Doug Kwan <dougkwan@google.com>
232 * arm.cc (Target_arm::do_relax): Record an output section for section
233 offset adjustment it contains any stub table that has changed.
234 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
235 offsets in an output section if necessary.
236 * output.cc (Output_section::Output_section): Initialize
237 section_offsets_need_adjustments_.
238 (Output_section::add_input_section_for_script): Renamed to
239 Output_section::add_simple_input_section.
240 (Output_section::save_states): Add a comment.
241 (Output_section::discard_states): New method defintion.
242 (Output_section::adjust_section_offsets): Same.
243 * output.h (Output_section::add_input_section_for_script): Renamed to
244 Output_section::add_simple_input_section.
245 (Output_section::discard_states): New method declaration.
246 (Output_section::adjust_section_offsets): Same.
247 (Output_section::section_offsets_need_adjustment,
248 Output_section::set_section_offsets_need_adjustment): New method
250 (Output_section::section_offsets_need_adjustment_): New data member.
252 (Output_section_element_input::set_section_address): Adjust code for
253 renaming of Output_section::add_input_section_for_script.
254 (Orphan_output_section::set_section_address): Same.
256 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
258 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
259 Fix_v4bx enum values .
260 * gold/options.h (General_options): New option definitions.
261 (General_options::fix_v4bx): New method.
262 (General_options::Fix_v4bx): New enum.
263 * gold/options.cc (General_options::parse_fix_v4bx): New method.
264 (General_options::parse_fix_v4bx_interworking): New method.
266 2010-01-22 Doug Kwan <dougkwan@google.com>
268 * arm.cc (Arm_exidx_fixup): New class.
270 2010-01-21 Doug Kwan <dougkwan@google.com>
272 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
274 (Arm_exidx_section_offset_map): New type.
276 2010-01-21 Doug Kwan <dougkwan@google.com>
278 * arm.cc (Arm_exidx_input_section): New class.
279 (Arm_relobj::exidx_input_section_by_link,
280 Arm_relobj::exidx_input_section_by_shndx,
281 Arm_relobj::make_exidx_input_section): New methods.
282 (read_arm_attributes_section): Remove.
283 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
284 information about them.
285 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
288 2010-01-20 Doug Kwan <dougkwan@google.com>
290 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
291 Input_section_specifier to Section_id.
292 (Target_arm::new_arm_input_section: Adjust code for change of key
294 (Target_arm::find_arm_input_section): Ditto.
295 * gc.h (object.h): Include for Section_id nand Section_id_hash.
296 (Section_id): Remove.
297 (Garbage_collection::Section_id_hash): Remove.
298 * icf.h (object.h): Include for Section_id nand Section_id_hash.
299 (Section_id): Remove.
300 (Icf::Section_id_hash): Remove.
301 * object.h (Section_id, Const_section_id, Section_id_hash,
302 Const_section_id_hash): New type definitions.
303 * output.cc (Output_section::add_relaxed_input_section): Change to
304 use Const_section_id instead of Input_section_specifier as key type.
305 (Output_section::add_merge_input_section): Ditto.
306 (Output_section::build_relaxation_map): Change to use Section_id
307 instead of Input_section_specifier as key type.
308 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
310 (Output_section::convert_input_sections_to_relaxed_sections): Change
311 to use Const_section_id instead of Input_section_specifier as key type.
312 (Output_section::find_merge_section): Ditto.
313 (Output_section::find_relaxed_input_section): Ditto.
314 * output.h (Input_section_specifier): Remove class.
315 (Output_section::Output_section_data_by_input_section_map): Change
316 key type to Const_section_id.
317 (Output_section::Output_relaxed_input_section_by_input_section_map):
319 (Output_section::Relaxation_map): Change key type to Section_id.
321 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
323 * gold/arm.cc: Added support for R_ARM_V4BX relocation
324 (class Arm_v4bx_stub): New class.
325 (DEF_STUBS): Updated definition to support v4_veneer_bx.
326 (Stub_factory::make_arm_v4bx_stub): New method.
327 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
328 (Stub_table::empty): Handle v4bx stubs.
329 (Stub_table::add_arm_v4bx_stub): New method.
330 (Stub_table::find_arm_v4bx_stub): New method.
331 (Arm_relocate_functions::v4bx): New method.
332 (Target_arm::fix_v4bx): New method.
333 (Target_arm::Target_arm): Handle R_ARM_V4BX.
334 (Stub_table::relocate_stubs): Likewise.
335 (Stub_table::do_write): Likewise.
336 (Stub_table::update_data_size_and_addralign): Likewise.
337 (Stub_table::finalize_stubs): Likewise.
338 (Target_arm::Scan::local): Likewise.
339 (Target_arm::Scan::global): Likewise.
340 (Target_arm::do_finalize_sections): Likewise.
341 (Target_arm::Relocate::relocate): Likewise.
342 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
344 (Target_arm::scan_reloc_for_stub): Likewise.
345 (Target_arm::scan_reloc_section_for_stubs): Likewise.
347 2010-01-19 Ian Lance Taylor <iant@google.com>
349 * output.cc (Output_section_headers::do_sized_write): Write large
350 segment count to sh_info field.
351 (Output_file_header::do_sized_write): For large segment count,
352 write PN_XNUM to e_phnum field.
354 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
356 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
357 (Arm_relocate_functions::thm_jump8): New function.
358 (Arm_relocate_functions::thm_jump11): New function.
359 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
361 (Target_arm::Scan::global): Likewise.
362 (Target_arm::Relocate::relocate): Likewise.
363 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
366 2010-01-14 Doug Kwan <dougkwan@google.com>
368 * arm.cc (map, utility): Include headers.
369 (Target_arm::apply_cortex_a8_workaround): New method.
370 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
371 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
372 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
373 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
374 the --[no-]fix-cortex-a8 command line options.
375 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
376 (Target_arm::relocate_stub): Use addend in instruction template.
377 * options.h (DEFINE_bool): Set the user-set flag.
378 (General_options): Add --[no-]-fix-cortex options.
379 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
380 : Update fast look-up map after conversion.
382 2010-01-14 Sriraman Tallam <tmsriram@google.com>
384 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
385 in the first pass of do_layout.
387 2010-01-13 Doug Kwan <dougkwan@google.com>
389 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
390 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
391 apparent compiler problem of not folding static constant integral
392 data members of elfcpp::Elf_sizes<32>.
394 2010-01-13 Doug Kwan <dougkwan@google.com>
396 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
397 Arm_relobj::section_needs_cortex_a8_stub_scanning,
398 Arm_relobj::scan_section_for_cortex_a8_erratum,
399 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
400 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
401 sections to scan for relocation stubs into a new method
402 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
403 relocation and Cortex-A8 stub scanning.
404 (Target_arm::do_relax): Force stubs to be after stubbed sections
405 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
406 the beginning of a new relaxation pass. Update a comment.
407 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
409 2010-01-12 Ian Lance Taylor <iant@google.com>
411 * target-reloc.h (visibility_error): New inline function.
412 (relocate_section): Call visibility_error.
413 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
414 (MOSTLYCLEANFILES): Likewise.
415 (protected_4_pic.o, protected_3.err): New targets.
416 * testsuite/protected_4.cc: New file.
418 2010-01-12 Doug Kwan <dougkwan@google.com>
420 * arm.cc (Cortex_a8_reloc): New class.
421 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
422 and cortex_a8_relocs_info_.
423 (Target_arm::fix_cortex_a8): New method definition.
424 (Target_arm::Cortex_a8_relocs_info): New type.
425 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
426 New data member declarations.
427 (Target_arm::scan_reloc_for_stub): Record information about
428 relocations for THUMB branches that might be exempted from the
429 Cortex-A8 workaround.
430 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
431 at the beginning of a relaxation pass.
433 2010-01-12 Doug Kwan <dougkwan@google.com>
435 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
436 (Arm_relobj::Mapping_symbol_position,
437 Arm_reloj::Mapping_symbol_position_less,
438 Arm_relobj::Mapping_symbols_info): New types.
439 (Target_arm::is_mapping_symbol_name): New method definition.
440 (Arm_relobj::do_count_local_symbols): Save information about mapping
443 2010-01-11 Doug Kwan <dougkwan@google.com>
445 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
446 Arm_relocate_functions::thumb32_branch_upper,
447 Arm_relocate_functions::thumb32_branch_lower,
448 Arm_relocate_functions::thumb32_cond_branch_offset,
449 Arm_relocate_functions::thumb32_cond_branch_upper,
450 Arm_relocate_functions::thumb32_cond_branch_lower,
451 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
452 branch offset encoding.
453 (Arm_relocate_functions::thumb_branch_common): Use new branch
454 offset encoding methods to avoid code duplication.
455 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
456 (Stub_addend_reader::operator()): Use new branch encoding method
457 to avoid code duplication.
459 2010-01-11 Doug Kwan <dougkwan@google.com>
461 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
462 (Target_arm::do_finalize_sections): Define special EXIDX section
463 symbols only if referenced.
464 * gc.h (Garbage_collection::add_reference): New method.
465 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
468 2010-01-11 Ian Lance Taylor <iant@google.com>
470 * script.cc (Version_script_info::build_expression_list_lookup):
471 Change complaing about duplicate wildcard match from error to
474 * script.cc (class Lazy_demangler): Recreate--revert part of patch
476 (Version_script_info::Version_script_info): Initialize globs_,
477 default_version_, default_is_global_, and exact_. Don't
478 initialize globals_ or locals_.
479 (Version_script_info::build_lookup_tables): Build local symbols
481 (Version_script_info::unquote): New function.
482 (Version_script_info::add_exact_match): New function.
483 (Version_script_info::build_expression_list_lookup): Remove lookup
484 parameter. Add is_global parameter. Change all callers. Handle
485 wildcard pattern specially. Unquote pattern. Call
487 (Version_script_info::get_name_to_match): New function.
488 (Version_script_info::get_symbol_version): New function.
489 (Version_script_info::get_symbol_version_helper): Remove.
490 (Version_script_info::check_unmatched_names): Call unquote.
491 * script.h (class Version_script_info): Change get_symbol_version
492 to be non-inline and add is_global parameter; change all callers.
493 Rewrite symbol_is_local. Update declarations. Define struct
494 Version_tree_match, Exact, Globs. Don't define struct Lookup.
495 Remove globals_ and locals_ members. Add exact_, globs_,
496 default_version_, is_global_.
497 (Version_script_info::Glob): Remove pattern, add expression and
498 is_global. Update constructor. Change all callers.
499 * dynobj.cc (Versions::finalize): Mark the version symbol as the
501 (Versions::symbol_section_contents): If a symbol is undefined, or
502 defined in a dynamic object, set the version index to
504 * symtab.cc (Symbol_table::add_from_relobj): Don't call
506 (Symbol_table::add_from_pluginobj): Likewise.
507 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
509 2010-01-11 Doug Kwan <dougkwan@google.com>
511 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
512 (incremental_dump_LDADD): Add linking option for libintl.
513 * Makefile.in: Regenerate.
515 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
518 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
520 * testsuite/Makefile.in: Regenerated.
522 2010-01-10 Doug Kwan <dougkwan@google.com>
524 * options.h (DEFINE_var): Use parentheses around argument varname__
525 in macro body to avoid any unintended subsequent substitutions.
527 2010-01-10 Ian Lance Taylor <iant@google.com>
529 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
530 candidates before doing symbol resolution.
532 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
533 ODR candidates if only one is weak.
535 2010-01-08 Ian Lance Taylor <iant@google.com>
537 * script.cc (Version_script_info::build_expression_list_lookup):
538 Don't warn about ambiguous version, just record the ambiguity.
539 (Version_script_info::get_symbol_version_helper): Give error if
540 version is ambiguous.
542 2010-01-08 Doug Kwan <dougkwan@google.com>
544 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
545 prev_data_size_ and prev_addralign_. Remove initializer for
546 deleted data member has_been_changed_.
547 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
548 to determine if the table is empty.
549 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
551 (Stub_table::add_reloc_stub): Define method in class definition
552 instead of just declaring it there.
553 (Stub_table::add_cortex_a8_stub): New method definition.
554 (Stub_table::update_data_size_and_addralign): Ditto.
555 (Stub_table::finalize_stubs): Ditto.
556 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
557 (Stub_table::do_addralign_): Return address alignment in the
558 (Stub_table::do_reset_address_and_file_offset): Define method in
559 class definition instead of declaring it there. Set current data
560 size to be the data size of the previous pass.
561 (Stub_table::set_final_data_size): Use current data size as the
563 (Stub_table::relocate_stub): Change parameter type of stub from
564 Reloc_stub pointer to Stub pointer.
565 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
566 (Stub_table::Cortex_a8_stub_list): New typedef.
567 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
568 Stub_table::prev_addralign_): New data member.
569 (Arm_relobj::Arm_relobj): Initialize data member
570 section_has_cortex_a8_workaround_.
571 (Arm_relobj::section_has_cortex_a8_workaround,
572 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
574 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
576 (Target_arm::relocate_stub): Change parameter type of stub from
577 Reloc_stub pointer to Stub pointer.
578 (Insn_template::size, Insn_template::alignment): Handle
579 THUMB16_SPECIAL_TYPE.
580 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
581 Stub_table::update_data_size_and_addralign,
582 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
584 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
585 (Stub_table::do_write): Ditto.
586 (Target_arm::do_relax): Adjust code for changes in Stub_table.
588 2010-01-08 Ian Lance Taylor <iant@google.com>
591 * symtab.h (class Symbol): Remove fields is_target_special_ and
592 has_plt_offset_. Add field is_defined_in_discarded_section_.
593 (Symbol::is_defined_in_discarded_section): New function.
594 (Symbol::set_is_defined_in_discarded_section): New function.
595 (Symbol::has_plt_offset): Rewrite.
596 (Symbol::set_plt_offset): Verify that new offset is not -1U.
597 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
598 Don't initialize is_target_special_ or has_plt_offset_.
599 Initialize is_defined_in_discarded_section_.
600 (Symbol_table::add_from_relobj): If appropriate, set
601 is_defined_in_discarded_section.
602 * resolve.cc (Symbol::override_base_with_special): Don't test
603 is_target_special_. Change has_plt_offset_ to has_plt_offset().
604 * target-reloc.h (relocate_section): Do special handling for
605 symbols defined in discarded sections for global symbols as well
608 2010-01-08 Ian Lance Taylor <iant@google.com>
610 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
613 2010-01-08 Ian Lance Taylor <iant@google.com>
615 * object.cc (Sized_relobj::do_layout): Don't get confused if
616 layout_eh_frame returns NULL.
618 2010-01-08 Ian Lance Taylor <iant@google.com>
621 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
622 dynamic symbol table, use the normal symbol table.
623 (Sized_dynobj::do_read_symbols): Remove assertion about type of
626 2010-01-08 Ian Lance Taylor <iant@google.com>
629 * layout.cc (Layout::include_section): Remove .gnu_debuglink
632 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
634 * version.cc (print_version): Change to "Copyright 2010".
636 2010-01-08 Ian Lance Taylor <iant@google.com>
640 * i386.cc (class Target_i386): Change return type of plt_section
642 (class Output_data_plt_i386): Add tls_desc_rel_ field.
643 (Output_data_plt_i386::Output_data_plt_i386): Initialize
645 (Output_data_plt_i386::rel_tls_desc): New function.
646 (Target_i386::rel_tls_desc_section): New function.
647 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
648 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
649 R_386_TLS_DESC reloc in rel_tls_desc_section.
650 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
651 Define struct Tlsdesc_info.
652 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
653 (Target_x86_64::do_reloc_symbol_index): New function.
654 (Target_x86_64::add_tlsdesc_info): New function.
655 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
656 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
658 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
660 (Output_data_plt_x86_64::rela_tlsdesc): New function.
661 (Target_x86_64::rela_tlsdesc_section): New function.
662 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
664 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
665 (Target_x86_64::do_reloc_addend): New function.
666 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
667 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
668 declarations. Define TARGET_CODE. Add arg field to u1_ union.
669 (Output_reloc::type): New function.
670 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
671 (Output_reloc::is_target_specific): New function.
672 (Output_reloc::target_arg): New function.
673 (class Output_reloc) [SHT_RELA]: Add four new constructors for
674 absolute relocs and target specific relocs.
675 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
677 (class Output_data_reloc) [SHT_RELA]: Likewise.
678 * output.cc (Output_reloc::Output_reloc): Add four new versions
679 for absolute relocs and target specific relocs.
680 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
681 (Output_reloc::get_symbol_index): Likewise.
682 (Output_reloc::local_section_offset): Check that local_sym_index_
683 is not TARGET_CODE or 0.
684 (Output_reloc::symbol_value): Likewise.
685 (Output_reloc::write) [SHT_RELA]: Call target for target specific
687 * target.h (class Target): Add reloc_symbol_index and reloc_addend
688 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
690 * layout.cc (add_target_dynamic_tags): Use output section for
691 DT_PLTRELSZ and DT_JMPREL.
693 2010-01-07 Ian Lance Taylor <iant@google.com>
696 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
698 (class Output_data_reloc_generic): Define.
699 (class Output_data_reloc_base): Change base class to
700 Output_data_reloc_generic. Change add() method to call
701 bump_relative_reloc_count for a relative reloc. Remove
703 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
705 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
706 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
708 * layout.h (class Layout): Update declaration.
710 2010-01-07 Ian Lance Taylor <iant@google.com>
712 * output.h (class Output_data): Add const version of
713 output_section and do_output_section.
714 (class Output_section_data): Add const version of
716 (class Output_section): Likewise.
717 * layout.cc (Layout::add_target_dynamic_tags): New function.
718 * layout.h (class Layout): Update declarations.
719 * arm.cc (Target_arm::do_finalize_sections): Use
720 add_target_dynamic_tags.
721 * i386.cc (Target_i386::do_finalize_sections): Likewise.
722 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
723 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
724 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
726 2010-01-07 Ian Lance Taylor <iant@google.com>
729 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
732 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
733 Ian Lance Taylor <iant@google.com>
736 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
737 Xindex::read_symtab_xindex.
739 2010-01-07 Doug Kwan <dougkwan@google.com>
741 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
742 (Insn_template::thumb16_bcond_insn): New method declaration.
743 (Insn_template): Fix spelling.
744 (Stub::thumb16_special): New method declaration.
745 (Stub::do_write): Define virtual method which was previously pure
747 (Stub::do_thumb16_special): New method declaration.
748 (Stub::do_fixed_endian_write): New template member.
749 (Reloc_stub::do_write): Remove.
750 (Reloc_stub::do_fixed_endian_write): Remove.
751 (Cortex_a8_stub): New class definition.
752 (Stub_factory::make_cortex_a8_stub): New method definition.
753 (Stub_factory::Stub_factory): Add missing static storage class
754 qualifier for elf32_arm_stub_a8_veneer_blx.
756 2010-01-07 Ian Lance Taylor <iant@google.com>
759 * options.h (class General_options): Add --warn-unresolved-symbols
760 and --error-unresolved-symbols.
761 * errors.cc (Errors::undefined_symbol): Implement
762 --warn-unresolved-symbols.
764 * options.h (class General_options): Add -z text and -z textoff.
765 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
767 2010-01-06 Sriraman Tallam <tmsriram@google.com>
769 * gc.h (Garbage_collection::Cident_section_map): New typedef.
770 (Garbage_collection::cident_sections): New function.
771 (Garbage_collection::add_cident_section): New function.
772 (Garbage_collection::cident_sections_): New member.
773 (gc_process_relocs): Add references to sections whose names are C
775 * gold.h (cident_section_start_prefix): New constant.
776 (cident_section_stop_prefix): New constant.
777 (is_cident): New function.
778 * layout.cc (Layout::define_section_symbols): Replace string constants
779 with the newly defined constants.
780 * object.cc (Sized_relobj::do_layout): Track sections whose names are
782 * testsuite/Makefile.am: Add gc_orphan_section_test.
783 * testsuite/Makefile.in: Regenerate.
784 * testsuite/gc_orphan_section_test.cc: New file.
785 * testsuite/gc_orphan_section_test.sh: New file.
787 2010-01-06 Ian Lance Taylor <iant@google.com>
790 * options.h (class General_options): Add --warn-shared-textrel.
791 * layout.cc (Layout::finish_dynamic_section): Implement
792 --warn-shared-textrel.
795 * options.h (class General_options): Add --warn-multiple-gp.
797 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
799 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
800 $(THREADSLIB) and $(LIBDL).
801 * Makefile.in: Rebuild.
803 2010-01-06 Ian Lance Taylor <iant@google.com>
806 * options.cc (General_options::parse_section_start): New function.
807 (General_options::section_start): New function.
808 (General_options::General_options): Initialize all members.
809 * options.h: Include <map>
810 (class General_options): Add --section-start. Add section_starts_
812 * layout.cc (Layout::attach_allocated_section_to_segment): If
813 --section-start was used, set the address of the segment. Remove
815 (Layout::relaxation_loop_body): If the address of the load segment
816 has been set by --section-start, don't use it.
817 * output.h (Output_segment::update_flags_for_output_section): New
819 * output.cc (Output_segment::add_output_section): Call
820 update_flags_for_output_section.
822 2010-01-05 Ian Lance Taylor <iant@google.com>
825 * options.h (class General_options): Add --undefined-version.
826 * script.cc (struct Version_expression): Add was_matched_by_symbol
828 (Version_script_info::matched_symbol): New function.
829 (Version_script_info::get_symbol_version_helper): Call
831 (Version_script_info::check_unmatched_names): New function.
832 * script.h (class Version_script_info): Update declarations.
833 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
835 * options.h (class General_options): Use DEFINE_bool_alias for
836 allow_multiple_definition.
837 * resolve.cc (Symbol_table::should_override): Don't test
838 allow_multiple_definition.
841 * options.h (class General_options): Add --cref.
842 * main.cc (main): Print cref table if --cref. Don't close mapfile
843 until after printing cref table.
844 * cref.cc: Include "symtab.h".
845 (class Cref_inputs): Define Cref_table_compare and Cref_table.
846 (Cref_table_compare::operator()): New function.
847 (Cref_inputs::gather_cref): New function.
848 (filecol): New static const.
849 (Cref_inputs::print_cref): New function.
850 (Cref::print_cref): New function.
851 * cref.h: Include <cstdio>.
852 (class Cref): Update declarations.
853 * mapfile.h (Mapfile::file): New function.
854 * object.h (class Object): Define Symbols. Declare virtual
855 do_get_global_symbols.
856 (Object::get_global_symbols): New function.
857 * object.cc (Input_objects::add_object): Pass object to cref_ if
859 (Input_objects::archive_start): Likewise.
860 (Input_objects::archive_stop): Likewise.
861 (Input_objects::print_cref): New function.
862 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
863 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
865 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
867 * plugin.h (class Sized_pluginobj): Update declarations.
869 2010-01-05 Ian Lance Taylor <iant@google.com>
871 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
872 to is_default_version. Rename insdef to insdefault.
873 (Symbol_table::add_from_relobj): Rename def to is_default_version
874 and local to is_forced_local.
875 (Symbol_table::add_from_pluginobj): Likewise.
876 (Symbol_table::add_from_dynobj): Likewise.
877 (Symbol_table::define_special_symbol): Rename insdef to
880 2010-01-04 Ian Lance Taylor <iant@google.com>
883 * options.h (class General_options): Add
884 --allow-multiple-definition and -z muldefs.
885 * resolve.cc (Symbol_table::should_override): Don't warn about a
886 multiple symbol definition if --allow-multiple-definition or -z
890 * options.h (class General_options): Add --add-needed and
891 --copy-dt-needed-entries. Tweak --as-needed help entry.
892 * object.cc (Input_objects::check_dynamic_dependencies): Give an
893 error if --copy-dt-needed-entries aka --add-needed is used and
894 would cause a change in behaviour.
897 * options.h (class General_options): Add -G as a short version of
898 --shared. Add no-op options -assert, -g, and -i.
900 2010-01-04 Sriraman Tallam <tmsriram@google.com>
902 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
903 check for .text or .gnu.linkonce.t sections.
904 * icf.cc (Icf::find_identical_sections): Ditto.
905 Change the detection for mangled function name within the section
907 * icf.h (is_section_foldable_candidate): New function.
909 2009-12-30 Ian Lance Taylor <iant@google.com>
912 * options.h (class General_options): Permit two dashes with
913 --retain-symbols-file.
915 2009-12-30 Ian Lance Taylor <iant@google.com>
918 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
919 don't put the file header and segment headers in the text
923 * common.cc (Sort_commons::operator()): Stabilize sort when both
925 (Symbol_table::do_allocate_commons_list): When allocating common
926 symbols, skip a symbol which is no longer common.
927 * symtab.h (Symbol::is_common): Test whether the symbol comes from
928 an object before checking its type.
929 * testsuite/common_test_2.c: New file.
930 * testsuite/common_test_3.c: New file.
931 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
932 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
933 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
934 (common_test_2_pic.o, common_test_2.so): New targets.
935 (common_test_3_pic.o, common_test_3.so): New targets.
936 * testsuite/Makefile.in: Rebuild.
939 * script.cc (read_input_script): If we see a new SECTIONS clause,
940 and we have added an input section, give an error.
941 * layout.h (class Layout): Add have_added_input_section function.
942 Add have_added_input_section_ field.
943 * layout.cc (Layout::Layout): Initialize
944 have_added_input_section_.
945 (Layout::layout): Set have_added_input_section_.
946 (Layout::layout_eh_frame): Likewise.
948 2009-12-30 Ian Lance Taylor <iant@google.com>
951 * options.h (class General_options): Add --sort-common option.
952 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
953 * common.cc (Sort_common): Add sort_order parameter to
954 constructor. Add sort_order_ field.
955 (Sort_commons::operator): Check sort_order_.
956 (Symbol_table::allocate_commons): Determine the sort order.
957 (Symbol_table::do_allocate_commons): Add sort_order parameter.
959 (Symbol_table::do_allocate_commons_list): Likewise.
961 2009-12-30 Ian Lance Taylor <iant@google.com>
964 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
965 symbols from this object, don't change the visibility of an
967 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
969 2009-12-30 Ian Lance Taylor <iant@google.com>
972 * script.h (class Version_script_info): Define Language enum.
973 Update declarations. Define Glob, Exact, and Lookup types. Add
974 new fields globals_, locals_, and is_finalized_.
975 * script.cc: Various formatting fixes.
976 (class Parser_closure): Change language_stack_ from a vector of
977 std::string to one of Version_script_info::Language. Adjust all
979 (class Lazy_demangler): Remove.
980 (struct Version_expression): Change language from std::string to
981 Version_script_info::Language.
982 (Version_script_info::Version_script_info): New function.
983 (Version_script_info::~Version_script_info): Don't call clear.
984 (Version_script_info::finalize): New function.
985 (Version_script_info::build_lookup_tables): New function.
986 (Version_script_info::build_expression_list_lookup): New
988 (Version_script_info::get_symbol_version_helper): Rewrite to use
990 (Version_script_info::print_expression_list): Adjust to use
991 Version_script_info::Language.
992 (script_push_lex_into_version_mode): Check that the version script
993 has not been finalized.
994 (version_script_push_lang): Change language string to
995 Version_script_info::Language.
996 * options.cc (Command_line::version_script): New function.
997 * options.h (class General_options): Add finalize_dynamic_list
998 function. Change version_script from declaration to definition.
999 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1000 * testsuite/version_script.map: Remove duplicate def of foo.
1001 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1003 * testsuite/Makefile.in: Rebuild.
1005 2009-12-30 Ian Lance Taylor <iant@google.com>
1008 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1009 if the input symbol index is 0, make the output symbol index 0.
1011 2009-12-30 Ian Lance Taylor <iant@google.com>
1014 * options.h (class General_options): Add -x/--discard-all.
1015 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1016 --discard-all. If the local symbol needs a dynamic entry, check
1017 that before handling --discard-locals.
1019 2009-12-30 Ian Lance Taylor <iant@google.com>
1022 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1024 (Output_segment::add_output_section): Don't change the flags if
1028 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1029 GNU hash table if they need a dynamic value. Otherwise, don't add
1030 them if they are defined in a dynamic object or are forced local.
1032 2009-12-29 Ian Lance Taylor <iant@google.com>
1035 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1036 .gnu.hash table for a 32-bit target.
1039 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1040 regular and a dynamic object only needs a dynamic symbol table
1041 entry if it is externally visible.
1044 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1045 constructor. Add global_offset_table_ field.
1046 (Target_i386::got_section): Set global_offset_table_.
1047 (Target_i386::do_finalize_sections): Set global_offset_table_
1049 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1050 in constructor. Add global_offset_table_ field.
1051 (Target_x86_64::got_section): Set global_offset_table_.
1052 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1055 * layout.cc (Layout::Layout): Initialize increase_relro_.
1056 (Layout::get_output_section): Add is_relro, is_last_relro, and
1057 is_first_non_relro parameters. Change all callers.
1058 (Layout::choose_output_section): Likewise.
1059 (Layout::add_output_section_data): Likewise.
1060 (Layout::make_output_section): Likewise.
1061 (Layout::set_segment_offsets): Clear increase_relro when using a
1063 * layout.h (class Layout): Add increase_relro method. Add
1064 increase_relro_ field. Update declarations.
1065 * output.cc (Output_section::Output_section): Initialize
1066 is_last_relro_ and is_first_non_relro_.
1067 (Output_segment::add_output_section): Group relro sections is
1068 do_sort is true. Handle is_last_relro and is_first_non_relro.
1069 (Output_segment::maximum_alignment): Remove relro handling.
1070 (Output_segment::set_section_addresses): Add increase_relro
1071 parameter. Change all callers. Add initial alignment to align
1072 relro sections on separate page. Remove old relro handling.
1073 (Output_segment::set_section_list_addresses): Remove in_relro
1074 parameter. Change all callers.
1075 (Output_segment::set_offset): Add increase parameter. Change all
1076 callers. Remove old relro handling.
1077 * output.h (class Output_section): Add new methods: is_last_relro,
1078 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1079 Add is_last_relro_ and is_first_non_relro_ fields.
1080 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1081 Create separate .got.plt section. Call increase_relro.
1082 * x86_64.cc (Target_x86_64::got_section): Likewise.
1083 * testsuite/relro_script_test.t: Add .got.plt.
1086 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1087 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1088 (Layout::finalize): Call set_dynamic_symbol_size.
1089 (Layout::set_dynamic_symbol_size): New function.
1090 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1091 set_dynamic_symbol_size.
1094 * output.h (class Output_section): Add is_entsize_zero_ field.
1095 * output.cc (Output_section::Output_section): Initialize
1097 (Output_section::set_entsize): If two different entsizes are
1098 requested, force it to zero.
1099 (Output_section::add_input_section): Set flags for .debug_str
1100 before updating section flags. Set entsize.
1101 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1102 and SHF_STRING if all input sections have those flags.
1104 2009-12-29 Rafael Espindola <espindola@google.com>
1106 * main.cc (main): Fix the sys time reporting.
1107 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1110 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1112 * options.cc (General_options::parse_version): Allow -v to exit
1113 without an error if there is nothing to link.
1115 2009-12-29 Ian Lance Taylor <iant@google.com>
1117 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1118 using a version of gcc before 4.1.
1119 * configure: Rebuild.
1121 2009-12-28 Chris Demetriou <cgd@google.com>
1123 * attributes.cc (Output_attributes_section_data::do_write): Use
1124 std::vector::front rather than std::vector::data.
1126 2009-12-28 Ian Lance Taylor <iant@google.com>
1128 * symtab.h (class Symbol_table): Add enum Defined.
1129 * resolve.cc (Symbol_table::should_override): Add defined
1130 parameter. Change all callers. Test whether object is NULL
1131 before calling a method on it.
1132 (Symbol_table::report_resolve_problem): Add defined parameter.
1134 (Symbol_table::should_override_with_special): Likewise.
1135 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1136 parameter. Change all callers.
1137 (Symbol_table::do_define_in_output_data): Likewise.
1138 (Symbol_table::define_in_output_segment): Likewise.
1139 (Symbol_table::do_define_in_output_segment): Likewise.
1140 (Symbol_table::define_as_constant): Likewise.
1141 (Symbol_table::do_define_as_constant): Likewise.
1142 * script.h (class Symbol_assignment): Add is_defsym parameter to
1143 constructor; change all callers.
1144 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1145 parameter. Change all callers. Add is_defsym_ field.
1146 (class Parser_closure): Add parsing_defsym parameter to
1147 constructor; change all callers. Add parsing_defsym accessor
1148 function. Add parsing_defsym_ field.
1150 2009-12-28 Ian Lance Taylor <iant@google.com>
1152 * gold.cc (queue_middle_tasks): Fix formatting.
1153 * object.cc (Relobj::is_section_name_included): Likewise.
1155 2009-12-23 Ian Lance Taylor <iant@google.com>
1157 * i386.cc (Target_i386::do_calls_non_split): Recognize
1158 -fsplit-stack prologue for a function with a static chain.
1159 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1160 -fsplit-stack prologue when using %r11.
1162 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1164 * options.cc (General_options::parse_version): Make -v continue and do
1165 the link like GNU ld does.
1167 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1169 * Makefile.am (CCFILES): Add timer.cc.
1170 (HFILES): Add timer.h.
1171 * configure.ac: Check for sysconf and times.
1172 * main.cc: include timer.h.
1173 (main): Use Timer instead of get_run_time.
1176 * workqueue.cc: include timer.h.
1177 (Workqueue::find_and_run_task):
1178 Report user, sys and wall time.
1179 * Makefile.in: Regenerate.
1180 * config.in: Regenerate.
1181 * configure: Regenerate.
1183 2009-12-16 Doug Kwan <dougkwan@google.com>
1185 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1187 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1188 relaxed input sections.
1189 * output.cc (Output_section::find_relaxed_input_section): Change
1190 return type to Output_relaxed_input_section pointer. Adjust code
1191 for new type of relaxed_input_section_map_.
1192 * output.h (Output_section::find_relaxed_input_section): Change
1193 return type to Output_relaxed_input_section pointer.
1194 (Output_section::Output_relaxed_input_section_by_input_section_map):
1196 (Output_section::relaxed_input_section_map_): Change type to
1197 Output_section::Output_relaxed_input_section_by_input_section_map.
1198 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1201 2009-12-15 Ian Lance Taylor <iant@google.com>
1203 * layout.cc (Layout::create_shstrtab): Only write out after input
1204 sections if we are compressing debug sections.
1206 2009-12-15 Ian Lance Taylor <iant@google.com>
1208 * archive.cc (Archive::add_symbols): Only look up a symbol without
1209 a version if there is, in fact, a version.
1211 2009-12-14 Ian Lance Taylor <iant@google.com>
1213 Revert -Wshadow changes, all changes from:
1214 2009-12-11 Doug Kwan <dougkwan@google.com>
1215 2009-12-11 Nick Clifton <nickc@redhat.com>
1216 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1218 2009-12-11 Doug Kwan <dougkwan@google.com>
1220 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1222 * attributes.cc (Object_attribute::size): Ditto.
1223 (Attributes_section_data::size): Ditto.
1224 (Attributes_section_data::Attributes_section_data): Ditto.
1225 (Output_attributes_section_data::do_write): Ditto.
1226 * attributes.h (Object_attribute::set_type): Ditto.
1227 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1229 2009-12-11 Nick Clifton <nickc@redhat.com>
1231 * archive.cc: Fix shadowed variable warnings.
1233 * compressed_output.cc: Likewise.
1234 * compressed_output.h: Likewise.
1235 * configure: Likewise.
1236 * dwarf_reader.cc: Likewise.
1237 * dynobj.cc: Likewise.
1238 * dynobj.h: Likewise.
1239 * ehframe.cc: Likewise.
1240 * ehframe.h: Likewise.
1241 * errors.cc: Likewise.
1242 * expression.cc: Likewise.
1243 * fileread.cc: Likewise.
1244 * fileread.h: Likewise.
1245 * freebsd.h: Likewise.
1246 * i386.cc: Likewise.
1248 * incremental.h: Likewise.
1249 * layout.cc: Likewise.
1250 * layout.h: Likewise.
1251 * mapfile.cc: Likewise.
1252 * merge.cc: Likewise.
1253 * merge.h: Likewise.
1254 * object.cc: Likewise.
1255 * object.h: Likewise.
1256 * options.h: Likewise.
1257 * output.cc: Likewise.
1258 * output.h: Likewise.
1259 * parameters.cc: Likewise.
1260 * plugin.cc: Likewise.
1261 * powerpc.cc: Likewise.
1262 * reduced_debug_output.cc: Likewise.
1263 * reduced_debug_output.h: Likewise.
1264 * reloc.cc: Likewise.
1265 * reloc.h: Likewise.
1266 * resolve.cc: Likewise.
1267 * script-sections.cc: Likewise.
1268 * script.cc: Likewise.
1269 * script.h: Likewise.
1270 * sparc.cc: Likewise.
1271 * symtab.cc: Likewise.
1272 * symtab.h: Likewise.
1273 * target-select.cc: Likewise.
1274 * target-select.h: Likewise.
1275 * token.h: Likewise.
1276 * workqueue.cc: Likewise.
1277 * workqueue.h: Likewise.
1278 * x86_64.cc: Likewise.
1280 2009-12-10 Doug Kwan <dougkwan@google.com>
1282 * arm.cc (attributes.h): New include.
1283 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1284 (Arm_relobj::~Arm_relobj): Delete object pointed by
1285 attributes_section_data_.
1286 (Arm_relobj::attributes_section_data): New method definition.
1287 (Arm_relobj::attributes_section_data_): New data member declaration.
1288 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1289 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1290 attributes_section_data_.
1291 (Arm_dynobj::attributes_section_data): New method definition.
1292 (Arm_dynobj::attributes_section_data_): New data member declaration.
1293 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1294 initialization value of may_use_blx_ to false.
1295 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1296 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1297 object attributes to compute results instead of hard-coding.
1298 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1299 Target_arm::get_secondary_compatible_arch,
1300 Target_arm::set_secondary_compatible_arch
1301 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1302 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1303 New method declarations.
1304 (Target_arm::get_aeabi_object_attribute): New method definition.
1305 (Target_arm::attributes_section_data_): New data member declaration.
1306 (read_arm_attributes_section): New template definition.
1307 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1308 (Arm_dynobj::do_read_symbols): Ditto.
1309 (Target_arm::do_finalize_sections): Merge attributes sections from
1310 input. Check for BLX use after attributes section merging.
1311 Fix __exidx_start and __exidx_end visibility. Create an
1312 .ARM.attributes section if necessary.
1313 (Target_arm::get_secondary_compatible_arch,
1314 Target_arm::set_secondary_compatible_arch,
1315 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1316 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1317 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1318 New method definitions.
1320 2009-12-09 Ian Lance Taylor <iant@google.com>
1322 * plugin.cc (Plugin::load): Don't cast from void* to a function
1325 2009-12-09 Ian Lance Taylor <iant@google.com>
1327 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1330 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1332 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1333 Replace two_file_shared_1.so with two_file_shared_2.so.
1334 * testsuite/Makefile.in: Regenerated.
1336 2009-12-08 Doug Kwan <dougkwan@google.com>
1338 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1339 (HFILES): Add attributes.h and int_encoding.h.
1340 * Makefile.in: Regenerate.
1341 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1342 function definitions to int_encoding.cc
1343 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1344 prototypes to int_encoding.h
1345 * reduced_debug_output.cc (int_encoding.h): New include.
1346 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1347 function definitions to int_encoding.cc
1348 (insert_into_vector, read_from_pointer): Move template definitions to
1350 * attributes.cc: New file.
1351 * attributes.h: New file.
1352 * int_encoding.cc: New file.
1353 * int_encoding.h: New file.
1355 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1358 * incremental-dump.cc (dump_incremental_inputs): New.
1359 (main): Use dump_incremental_inputs.
1361 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1364 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1365 checking elfcpp::STT_FUNC.
1366 (Target_i386::Relocate::relocate): Likewise.
1367 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1369 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1370 symbols from shared libraries into normal FUNC symbols.
1372 * symtab.h (Symbol): Add is_func and use it.
1374 2009-12-05 Doug Kwan <dougkwan@google.com>
1376 * arm.cc (Target_arm::arm_info): Initialize new fields
1377 attributes_section and attributes_vendor.
1378 * i386.cc (Target_i386::i386_info): Same.
1379 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1380 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1381 fields attributes_section and attributes_vendor.
1382 * sparc.cc (Target_sparc::sparc_info): Same.
1383 * target.h (Target::attributes_section, Target::attributes_vendor,
1384 Target::is_attributes_section, Target::attribute_arg_type,
1385 Target::attributes_order): New method definitions.
1386 (Target::Target_info::attributes_section,
1387 Target::Target_info::attributes_vendor): New fields.
1388 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1389 virtual method definitions.
1390 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1391 attributes_section and attributes_vendor.
1392 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1394 2009-12-05 Doug Kwan <dougkwan@google.com>
1396 * arm.cc: Update comments about interworking and stub generation.
1397 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1398 considered as non-PIC.
1399 (Arm_relocate_functions::base_abs): Fix formatting.
1400 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1401 of function to use GOT entry address instead of offset.
1402 (Target_arm::Scan::global): Issue an error if a symbol would need a
1403 PLT does not get one because it is untyped. Remove code to create
1404 dynamic symbols for relative branches.
1405 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1406 takes unsigned integer instead of boolean.
1408 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1410 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1411 (two_file_test_LDADD): Likewise.
1412 (common_test_1_LDADD): Likewise.
1413 (exception_test_LDADD) Likewise.
1414 (weak_test_LDADD): Likewise.
1415 (many_sections_test_LDADD): Likewise.
1416 (initpri1_LDADD): Likewise.
1417 (script_test_1_LDADD): Likewise.
1418 (script_test_2_LDADD): Likewise.
1419 (justsyms_LDADD): Likewise.
1420 (binary_test_LDADD): Likewise.
1421 (large_LDADD): Likewise.
1422 * testsuite/Makefile.in: Regenerated.
1424 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1426 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1427 (Symbol_table::override_with_special): Likewise.
1428 (Symbol_table::add_from_object): Likewise.
1430 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1432 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1433 Don't set the data_offset twice.
1435 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1437 * testsuite/Makefile.in: Regenerate.
1439 2009-12-03 Doug Kwan <dougkwan@google.com>
1441 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1442 (Target_arm::do_finalize_sections): Add parameter for symbol table
1443 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1444 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1445 parameter for symbol table pointer.
1446 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1447 an additional parameter for a pointer to symbol table.
1448 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1449 parameter for a symbol table pointer.
1450 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1451 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1453 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1454 parameter for a symbol table pointer.
1456 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1458 * incremental.cc (Incremental_inputs_header)
1459 (Incremental_inputs_header_write, Incremental_inputs_entry)
1460 (Incremental_inputs_entry_write): Move ...
1461 * incremental.h (Incremental_inputs_header)
1462 (Incremental_inputs_header_write, Incremental_inputs_entry)
1463 (Incremental_inputs_entry_write): here.
1465 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1467 * incremental.cc (make_sized_incremental_binary): Set the target.
1468 Error if it is incompatible.
1469 * output.h (Output_file): Add filename method.
1471 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1473 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1474 from the get_* methods.
1476 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1478 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1479 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1480 Write 0 for the data_offset of scripts.
1482 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1484 * testsuite/Makefile.am: Add the incremental_test.sh test.
1485 * testsuite/incremental_test.sh: New.
1486 * testsuite/incremental_test_1.c: New.
1487 * testsuite/incremental_test_2.c: New.
1489 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1491 * incremental-dump.cc (main): Fix typos.
1493 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1496 * incremental-dump.cc (main): Use llu to print 64 bit values.
1498 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1499 H.J. Lu <hongjiu.lu@intel.com>
1501 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1503 (incremental_dump_LDADD): Likewise.
1504 * Makefile.in: Regenerated.
1506 2009-11-25 Doug Kwan <dougkwan@google.com>
1510 2009-11-25 Doug Kwan <dougkwan@google.com>
1512 * arm.cc (Target_arm::Target_arm): Move method definition
1513 outside of class definition. Add code to handle
1514 --target1-rel, --target1-abs and --target2= options.
1515 (Target_arm::get_reloc_reloc_type): Change method to be
1516 non-static and const.
1517 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1518 New data member declaration.
1519 (Target_arm::Scan::local, Target_arm::Scan::global,
1520 Target_arm::Relocate::relocate,
1521 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1522 Adjust call to Target_arm::get_real_reloc_type.
1523 (Target_arm::get_real_reloc_type): Use command line options
1524 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1525 * options.h (--target1-rel, --target1-abs, --target2): New
1528 2009-11-25 Doug Kwan <dougkwan@google.com>
1530 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1531 class definition. Add code to handle --target1-rel, --target1-abs
1532 and --target2= options.
1533 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1535 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1537 (Target_arm::Scan::local, Target_arm::Scan::global,
1538 Target_arm::Relocate::relocate,
1539 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1540 call to Target_arm::get_real_reloc_type.
1541 (Target_arm::get_real_reloc_type): Use command line options to
1542 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1543 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1546 2009-11-25 Doug Kwan <dougkwan@google.com>
1548 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1549 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1550 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1552 (Arm_relocate_functions::thm_call): Replace body with a call to
1553 Arm_relocate_functions::thumb_branch_common.
1554 (Arm_relocate_functions::thm_jump24,
1555 Arm_relocate_functions::thm_xpc22): New method definitions.
1556 (Arm_relocate_functions::thumb_branch_common): New method definition.
1557 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1559 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1560 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1562 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1564 * Makefile.am: Build incremental-dump
1565 * Makefile.in: Regenerate.
1566 * incremental-dump.cc: New.
1567 * incremental.cc (Incremental_inputs_header_data,
1568 Incremental_inputs_entry_data): Move to incremental.h
1569 * incremental.h: (Incremental_inputs_header_data,
1570 Incremental_inputs_entry_data): Move from incremental.cc
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): Add a typedef with the data type.
1578 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1580 * incremental.cc (Incremental_inputs_header,
1581 Incremental_inputs_header_write, Incremental_inputs_entry,
1582 Incremental_inputs_entry_write): Update comment about which
1583 type has the filed descriptions.
1585 2009-11-15 Doug Kwan <dougkwan@google.com>
1587 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1588 (Arm_relocate_functions::arm_branch_common): Change method defintion
1589 in class definition to a method declaration and update list of formal
1591 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1592 Arm_relocation_functions::jump24): Adjust call to
1593 Arm_relocate_functions::arm_branch_common. Update list of formal
1595 (Arm_relocate_functions::xpc25): New method definition.
1596 (Arm_relocate_functions::arm_branch_common): Move method defintion
1597 out from class definition. Use stubs for mode-switching and extending
1599 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1600 specially. Change code to enable use of stubs in ARM branches.
1602 2009-11-10 Doug Kwan <dougkwan@google.com>
1604 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1605 in method declaration.
1606 (Target_arm::relocate_stub): New method declaration.
1607 (Target_arm::default_target): Change to return a pointer instead of
1609 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1610 Target_arm::default_target.
1611 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1613 (Target_arm::relocate_section): Adjust view.
1614 (Target_arm::relocate_stub): New method definition.
1616 2009-11-10 Doug Kwan <dougkwan@google.com>
1618 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1620 * incremental.cc (open_incremental_binary): Initialized local
1621 variables to avoid warnings.
1622 * object.cc (make_elf_object): Ditto.
1623 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1626 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1629 * testsuite/plugin_test.c: Include "config.h".
1631 2009-11-09 Doug Kwan <dougkwan@google.com>
1633 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1634 (arm_symbol_value): Remove.
1635 (Arm_relocate_functions::arm_branch_common,
1636 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1637 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1638 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1639 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1640 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1641 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1642 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1643 Arm_relocate_functions::thm_mobw_abs_nc,
1644 Arm_relocate_functions::thm_mov_abs,
1645 Arm_relocate_functions::movw_prel_nc,
1646 Arm_relocate_functions::thm_movt_abs,
1647 Arm_relocate_functions::movt_prel,
1648 Arm_relocate_functions::thm_movw_prel_nc,
1649 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1650 (Target_arm::Relocate::relocate): Only decompose address into two
1651 parts if relocation type uses the thumb-bit and pass the actual
1652 bit instead of a flag indicating that the thumb-bit is used. Adjust
1653 calls to methods in Arm_relocate_functions for this change.
1655 2009-11-08 Ian Lance Taylor <iant@google.com>
1658 * reloc.cc: Instantiate
1659 Sized_relobj::initialize_input_to_output_maps and
1660 Sized_relobj:free_input_to_output_maps.
1662 2009-11-06 Ian Lance Taylor <iant@google.com>
1665 * defstd.cc (in_segment): Set only_if_ref true for "end".
1667 2009-11-06 Doug Kwan <dougkwan@google.com>
1669 * arm.cc (class Reloc_stub): Correct a comment.
1670 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1671 (Target_arm::scan_section_for_stubs): New method declaration.
1672 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1673 Change methods from private to protected.
1674 (Target_arm::do_may_relax): New method definition.
1675 (Target_arm::do_relax, Target_arm::group_sections,
1676 Target_arm::scan_reloc_for_stub,
1677 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1678 (Target_arm::arm_input_section_map_): New data member declaration.
1679 (Target_arm::scan_reloc_for_stub,
1680 Target_arm::scan_reloc_section_for_stubs,
1681 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1682 Target_arm::do_relax): New method definitions.
1684 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1686 * configure.ac: Check for (struct stat)::st_mtim
1687 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1688 * config.in: Regenerate.
1689 * configure: Regenerate.
1691 2009-11-05 Ian Lance Taylor <iant@google.com>
1694 * output.cc (Output_segment::add_output_section): Add missing
1697 2009-11-04 Ian Lance Taylor <iant@google.com>
1700 * object.h (class Object): Add is_needed and set_is_needed
1701 methods. Add is_needed_ field. Make bool fields into bitfields.
1702 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1703 defined in a dynamic object and referenced by a regular object,
1704 set is_needed for the dynamic object.
1705 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1706 if the file is marked with as_needed and it is not needed.
1708 2009-11-04 Ian Lance Taylor <iant@google.com>
1711 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1712 tags if data is discarded by linker script.
1713 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1714 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1715 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1716 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1718 2009-11-04 Ian Lance Taylor <iant@google.com>
1720 * layout.cc (Layout::get_output_section): Add is_interp and
1721 is_dynamic_linker_section parameters. Change all callers.
1722 (Layout::choose_output_section): Likewise.
1723 (Layout::make_output_section): Likewise.
1724 (Layout::add_output_section_data): Add is_dynamic_linker_section
1725 parameter. Change all callers.
1726 * layout.h (class Layout): Update declarations.
1727 * output.h (class Output_section): Add is_interp, set_is_interp,
1728 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1729 Add is_interp_, is_dynamic_linker_section_ fields. Change
1730 generate_code_fills_at_write_ to a bitfield.
1731 * output.cc (Output_section::Output_sections): Initialize new
1733 (Output_segment::add_output_section): Add do_sort parameter.
1736 2009-11-03 Ian Lance Taylor <iant@google.com>
1739 * options.h (class General_options): Add --warn-common.
1740 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1741 merging two common symbols.
1742 (Symbol_table::should_override): Handle --warn-common when merging
1743 a common symbol with a defined symbol. Use report_resolve_problem
1744 for multiple definitions.
1745 (Symbol_table::report_resolve_problem): New function.
1746 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1748 2009-11-03 Doug Kwan <dougkwan@google.com>
1750 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1752 (Target_arm::stub_factory): New method definition.
1753 (Target_arm::new_arm_input_section,
1754 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1755 Target_arm::reloc_uses_thumb_bit): New method declarations.
1756 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1757 New type definitions.
1758 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1759 member declarations.
1760 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1761 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1762 New method definitions.
1764 2009-11-03 Ian Lance Taylor <iant@google.com>
1766 * options.h (class General_options): Add --warn_constructors.
1768 2009-11-03 Ian Lance Taylor <iant@google.com>
1771 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1772 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1774 2009-11-03 Ian Lance Taylor <iant@google.com>
1777 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1778 --msgid-bugs-address.
1779 (install-pdf): New target.
1780 (install-data_yes): Look up one directory to find mkinstalldirs.
1782 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1784 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1787 2009-10-30 Doug Kwan <dougkwan@google.com>
1789 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1791 2009-10-30 Doug Kwan <dougkwan@google.com>
1793 * arm.cc (Stub_addend_reader): New struct template definition
1794 and partial specializations.
1795 (Stub_addend_reader::operator()): New method definition for a
1796 partially specialized template.
1798 2009-10-30 Doug Kwan <dougkwan@google.com>
1800 * arm.cc (Arm_relobj::processor_specific_flags): New method
1802 (Arm_relobj::do_read_symbols): New method declaration.
1803 (Arm_relobj::processor_specific_flags_): New data member declaration.
1804 (Arm_dynobj): New class definition.
1805 (Target_arm::do_finalize_sections): Add input_objects parameter.
1806 (Target_arm::do_adjust_elf_header): New method declaration.
1807 (Target_arm::are_eabi_versions_compatible,
1808 (Target_arm::merge_processor_specific_flags): New method declaration.
1809 (Target_arm::do_make_elf_object): New overloaded method definitions
1811 (Arm_relobj::do_read_symbols): New method definition.
1812 (Arm_dynobj::do_read_symbols): Ditto.
1813 (Target_arm::do_finalize_sections): Add input_objects parameters.
1814 Merge processor-specific flags from all input objects.
1815 (Target_arm::are_eabi_versions_compatible,
1816 Target_arm::merge_processor_specific_flags,
1817 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1818 New method definitions.
1819 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1820 Input_objects pointer type parameter.
1821 * layout.cc (Layout::finalize): Pass input objects to target's.
1822 finalize_sections function.
1823 * output.cc (Output_file_header::do_sized_write): Set ELF file
1824 header's processor-specific flags.
1825 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1826 Input_objects pointer type parameter.
1827 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1828 * target.h (Input_objects): New forward class declaration.
1829 (Target::processor_specific_flags,
1830 Target::are_processor_specific_flags_sect): New method definitions.
1831 (Target::finalize_sections): Add input_objects parameter.
1832 (Target::Target): Initialize processor_specific_flags_ and
1833 are_processor_specific_flags_set_.
1834 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1836 (Target::set_processor_specific_flags): New method definition.
1837 (Target::processor_specific_flags_,
1838 Target::are_processor_specific_flags_set_): New data member
1840 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1841 Input_objects pointer type parameter.
1843 2009-10-30 Doug Kwan <dougkwan@google.com>
1845 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1847 2009-10-28 Ian Lance Taylor <iant@google.com>
1849 * object.h (class Relobj): Drop options parameter from
1850 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1851 do_scan_relocs, do_relocate. Change all callers.
1852 (class Sized_relobj): Drop options parameters from
1853 do_gc_process_relocs, do_scan_relocs, do_relocate,
1854 do_relocate_sections, relocate_sections, emit_relocs_scan,
1855 emit_relocs_scan_reltype. Change all callers.
1856 (struct Relocate_info): Remove options field and all references to
1858 * reloc.h (class Read_relocs): Remove options constructor
1859 parameter and options_ field. Change all callers.
1860 (class Gc_process_relocs, class Scan_relocs): Likewise.
1861 (class Relocate_task): Likewise.
1862 * target-reloc.h (scan_relocs): Remove options parameter. Change
1864 (scan_relocatable_relocs): Likewise.
1865 * target.h (class Sized_target): Remove options parameter from
1866 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1868 * gc.h (gc_process_relocs): Remove options parameter. Change all
1870 * arm.cc: Update functions to remove options parameters.
1871 * i386.cc: Likewise.
1872 * powerpc.cc: Likewise.
1873 * sparc.cc: Likewise.
1874 * x86_64.cc: Likewise.
1875 * testsuite/testfile.cc: Likewise.
1877 2009-10-28 Doug Kwan <dougkwan@google.com>
1879 * arm.cc (Arm_relobj): New class definition.
1880 (Arm_relobj::scan_sections_for_stubs,
1881 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1882 New method definitions.
1884 2009-10-28 Cary Coutant <ccoutant@google.com>
1886 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1887 (Plugin::cleanup_done_): New member.
1888 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1889 (Plugin_manager::cleanup_done_): Remove.
1890 (Plugin_manager::add_input_file): Edit error message.
1891 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1892 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1894 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1896 * fileread.cc: (File_read::View::~View): Use the new
1897 data_ownership_ filed.
1898 (File_read::~File_read): Dispose the new whole_file_view_.
1899 (File_read::open): Mmap the whole file if needed.
1900 (File_read::open): Use whole_file_view_ instead of contents_.
1901 (File_read::find_view): Use whole_file_view_ if applicable.
1902 (File_read::do_read): Use whole_file_view_ instead of contents_.
1903 (File_read::make_view): Use whole_file_view_ instead of contents_,
1904 update File_read::View::View call.
1905 (File_read::find_or_make_view): Update File_read::View::View
1907 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1909 (File_read::View::Data_ownership): New enum.
1910 (File_read::View::View): Replace bool mapped_ with Data_ownership
1912 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1913 (File_read::View::data_ownership_): New field.
1914 (File_read::contents_): Remove (replaced by whole_file_view_).
1915 (File_read::whole_file_view_): New field.
1916 * options.h (class General_options): Add --keep-files-mapped.
1918 2009-10-27 Cary Coutant <ccoutant@google.com>
1920 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1921 * testsuite/Makefile.am (plugin_test_5): New test case.
1922 * testsuite/Makefile.in: Regenerate.
1924 2009-10-25 Doug Kwan <dougkwan@google.com>
1926 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1927 from private to protected to allow access by child class.
1928 (Sized_relobj::do_relocate_sections): New method declaration.
1929 (Sized_relobj::relocate_sections): Virtualize.
1930 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1931 Sized_relobj::relocate_sections. Instantiate template explicitly
1932 for different target sizes and endianity.
1934 2009-10-24 Doug Kwan <dougkwan@google.com>
1936 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1937 (Arm_input_section::as_arm_input_section): New method.
1938 (Arm_output_section): New class definition.
1939 (Arm_output_section::create_stub_group,
1940 Arm_output_section::group_sections): New method definitions.
1942 2009-10-22 Doug Kwan <dougkwan@google.com>
1944 * arm.cc (Arm_input_section): New class definition.
1945 (Arm_input_section::init, Arm_input_section:do_write,
1946 Arm_input_section::set_final_data_size,
1947 Arm_input_section::do_reset_address_and_file_offset): New method
1950 2009-10-21 Doug Kwan <dougkwan@google.com>
1952 * arm.cc (Stub_table, Arm_input_section): New forward class
1954 (Stub_table): New class defintion.
1955 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1956 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1957 New method definition.
1959 2009-10-21 Doug Kwan <dougkwan@google.com>
1961 * arm.cc: Update copyright comments.
1962 (Target_arm): New forward class template declaration.
1963 (Arm_address): New type.
1964 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1965 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1966 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1968 (Insn_template): Same.
1969 (DEF_STUBS): New macro.
1970 (Stub_type): New enum type.
1971 (Stub_template): New class definition.
1974 (Stub_factory): Same.
1975 (Target_arm::Target_arm): Initialize may_use_blx_ and
1976 should_force_pic_veneer_.
1977 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1978 Target_arm::should_force_pic_veneer,
1979 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1980 Target_arm::using_thumb_only, Target_arm:;default_target): New
1982 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1983 New data member declarations.
1984 (Insn_template::size, Insn_template::alignment): New method defintions.
1985 (Stub_template::Stub_template): New method definition.
1986 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1987 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1988 (Stub_factory::Stub_factory): New method definition.
1989 * gold.h (string_hash): New template.
1990 * output.h (Input_section_specifier::hash_value): Use
1992 (Input_section_specifier::string_hash): Remove.
1993 * stringpool.cc (Stringpool_template::string_hash): Use
1996 2009-10-20 Doug Kwan <dougkwan@google.com>
1998 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1999 symbols of relaxed input sections.
2000 * output.h (Output_section::find_relaxed_input_section): Make
2003 2009-10-16 Doug Kwan <dougkwan@google.com>
2005 * dynobj.cc (Versions::Versions): Initialize version_script_.
2006 Only insert base version symbol definition for a shared object
2007 if version script defines any version versions.
2008 (Versions::define_base_version): New method definition.
2009 (Versions::add_def): Check that base version is not needed.
2010 (Versions::add_need): Define base version lazily.
2011 * dynobj.h (Versions::define_base_version): New method declaration.
2012 (Versions::needs_base_version_): New data member declaration.
2013 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2014 (check_DATA): Add no_version_test.stdout.
2015 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2017 * testsuite/Makefile.in: Regenerate.
2018 * testsuite/no_version_test.c: New file.
2019 * testsuite/no_version_test.sh: Ditto.
2021 2009-10-16 Doug Kwan <dougkwan@google.com>
2023 * expression.cc (class Segment_start_expression): New class definition.
2024 (Segment_start_expression::value): New method definition.
2025 (script_exp_function_segment_start): Return a new
2026 Segment_start_expression.
2027 * gold/script-c.h (script_saw_segment_start_expression): New function
2029 * script-sections.cc (Script_sections::Script_sections): Initialize
2030 SAW_SEGMENT_START_EXPRESSION_ to false.
2031 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2032 and -Tbbs options to specify section addresses if given in
2033 command line and no SEGMENT_START expression is seen in a script.
2034 * script-sections.h (Script_sections::saw_segment_start_expression,
2035 Script_sections::set_saw_segment_start_expression): New method
2037 (Script_sections::saw_segment_start_expression_): New data member
2039 * script.cc (script_saw_segment_start_expression): New function.
2040 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2041 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2042 script_test_7.sh and script_test_8.sh.
2043 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2044 script_test_8.stdout.
2045 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2046 (script_test_6, script_test_6.stdout, script_test_7,
2047 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2048 * Makefile.in: Regenerate.
2049 * testsuite/script_test_6.sh: New file.
2050 * testsuite/script_test_6.t: Same.
2051 * testsuite/script_test_7.sh: Same.
2052 * testsuite/script_test_7.t: Same.
2053 * testsuite/script_test_8.sh: Same.
2055 2009-10-16 Doug Kwan <dougkwan@google.com>
2057 * output.cc (Output_segment::set_section_list_address): Cast
2058 expressions to unsigned long long type to avoid format warnings.
2060 2009-10-15 Ian Lance Taylor <iant@google.com>
2062 * script.cc (Script_options::add_symbol_assignment): Always add a
2063 dot assignment to script_sections_.
2064 * script-sections.cc (Script_sections::add_dot_assignment):
2065 Initialize if necessary.
2067 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2068 program headers with no load segment if there is a linker script.
2070 * layout.cc (Layout::set_segment_offsets): Align the file offset
2071 to the segment aligment for -N or -n with no load segment.
2072 * output.cc (Output_segment::add_output_section): Don't crash if
2073 the first section is a TLS section.
2074 (Output_segment::set_section_list_addresses): Print an error
2075 message if the address moves backward in a linker script.
2076 * script-sections.cc
2077 (Output_section_element_input::set_section_addresses): Don't
2078 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2079 (Orphan_output_section::set_section_addresses): Likewise.
2081 2009-10-15 Doug Kwan <dougkwan@google.com>
2083 * layout.cc (Layout::finish_dynamic_section): Generate tags
2084 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2085 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2086 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2088 2009-10-14 Ian Lance Taylor <iant@google.com>
2090 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2092 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2093 data_shdr fields of relinfo.
2094 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2095 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2096 R_386_TLS_LDO_32, adjust based on section flags.
2097 (Target_i386::Relocate::fix_up_ldo): Remove.
2099 2009-10-13 Ian Lance Taylor <iant@google.com>
2101 Add support for -pie.
2102 * options.h (class General_options): Add -pie and
2104 (General_options::output_is_position_independent): Test -pie.
2105 (General_options::output_is_executable): Return true if not shared
2106 and not relocatable.
2107 (General_options::output_is_pie): Remove.
2108 * options.cc (General_options::finalize): Reject incompatible uses
2110 * gold.cc (queue_middle_tasks): A -pie link is not static.
2111 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2112 * symtab.cc (Symbol::final_value_is_known): Return false if
2113 output_is_position_independent.
2114 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2115 output_is_position_independent.
2116 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2117 output_is_position_independent.
2118 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2119 output_is_position_independent.
2120 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2122 (basic_pie_test.o, basic_pie_test): New targets.
2123 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2124 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2125 (two_file_pie_test): New target.
2126 * testsuite/Makefile.in: Rebuild.
2127 * README: Remove note saying that -pie is not supported.
2129 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2131 * options.h (class General_options): Add -init and -fini.
2132 * layout.cc (Layout::finish_dynamic_section): Emit
2133 given init and fini functions.
2135 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2137 * gc.h (gc_process_relocs): Check if icf is enabled using new
2139 * gold.cc (queue_initial_tasks): Likewise.
2140 (queue_middle_tasks): Likewise.
2141 * object.cc (do_layout): Likewise.
2142 * symtab.cc (is_section_folded): Likewise.
2143 * main.cc (main): Likewise.
2144 * reloc.cc (Read_relocs::run): Likewise.
2145 (Sized_relobj::do_scan_relocs): Likewise.
2146 * icf.cc (is_function_ctor_or_dtor): New function.
2147 (Icf::find_identical_sections): Check if function is ctor or dtor when
2149 * options.h (General_options::icf): Change option to be an enum.
2150 (Icf_status): New enum.
2151 (icf_enabled): New method.
2152 (icf_safe_folding): New method.
2153 (set_icf_status): New method.
2154 (icf_status_): New variable.
2155 * (options.cc) (General_options::finalize): Set icf_status_.
2156 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2157 icf_test and icf_keep_unique_test to use the --icf enum flag.
2158 * testsuite/icf_safe_test.sh: New file.
2159 * testsuite/icf_safe_test.cc: New file.
2161 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2163 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2164 includes to gc.h and icf.h.
2165 * arm.cc: Include gc.h.
2166 * gold.cc: Likewise.
2167 * i386.cc: Likewise.
2168 * powerpc.cc: Likewise.
2169 * sparc.cc: Likewise.
2170 * x86_64.cc: Likewise.
2171 * gc.h: Include icf.h.
2173 2009-10-11 Ian Lance Taylor <iant@google.com>
2175 * plugin.cc: Include "gold.h" before other header files.
2177 2009-10-10 Chris Demetriou <cgd@google.com>
2179 * options.h (Input_file_argument::Input_file_type): New enum.
2180 (Input_file_argument::is_lib_): Replace with...
2181 (Input_file_argument::type_): New member.
2182 (Input_file_argument::Input_file_argument): Take Input_file_type
2183 'type' rather than boolean 'is_lib' as second argument.
2184 (Input_file_argument::is_lib): Use type_.
2185 (Input_file_argument::is_searched_file): New function.
2186 (Input_file_argument::may_need_search): Handle is_searched_file.
2187 * options.cc (General_options::parse_library): Support -l:filename.
2188 (General_options::parse_just_symbols): Update for Input_file_argument
2190 (Command_line::process): Likewise.
2191 * archive.cc (Archive::get_file_and_offset): Likewise.
2192 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2193 * script.cc (read_script_file, script_add_file): Likewise.
2194 * fileread.cc (Input_file::Input_file): Likewise.
2195 (Input_file::will_search_for): Handle is_searched_file.
2196 (Input_file::open): Likewise.
2197 * readsyms.cc (Read_symbols::get_name): Likewise.
2198 * testsuite/Makefile.am (searched_file_test): New test.
2199 * testsuite/Makefile.in: Regenerate.
2200 * testsuite/searched_file_test.cc: New file.
2201 * testsuite/searched_file_test_lib.cc: New file.
2203 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2204 Ian Lance Taylor <iant@google.com>
2206 * descriptor.cc: Include <cstdio> and "binary-io.h".
2207 (Descriptors::open): Open the files in binary mode always.
2208 * script.cc (Lex::get_token): Treat \r as whitespace.
2210 2009-10-09 Ian Lance Taylor <iant@google.com>
2212 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2214 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2215 Ian Lance Taylor <iant@google.com>
2217 * configure.ac: Check for readv function also.
2218 * fileread.cc (readv): Define if not HAVE_READV.
2219 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2221 * config.in: Regenerate.
2222 * configure: Regenerate.
2224 2009-10-09 Doug Kwan <dougkwan@google.com>
2226 * layout.cc (Layout::make_output_section): Call target hook to make
2227 ordinary output section.
2228 (Layout::finalize): Adjust parameter list of call the
2229 Target::may_relax().
2230 * layout.h (class Layout::section_list): New method.
2231 * merge.h (Output_merge_base::entsize): Change visibility to public.
2232 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2234 (Output_merge_string::do_is_string): New method.
2235 * object.cc (Sized_relobj::do_setup): renamed from
2236 Sized_relobj::set_up.
2237 * object.h (Sized_relobj::adjust_shndx,
2238 Sized_relobj::initializ_input_to_output_maps,
2239 Sized_relobj::free_input_to_output_maps): Change visibilities to
2241 (Sized_relobj::setup): Virtualize.
2242 (Sized_relobj::do_setup): New method declaration.
2243 (Sized_relobj::invalidate_section_offset,
2244 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2245 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2246 * options.cc (parse_int): New function.
2247 * options.h (parse_int): New declaration.
2248 (DEFINE_int): New macro.
2249 (stub_group_size): New option.
2250 * output.cc (Output_section::Output_section): Initialize memebers
2251 merge_section_map_, merge_section_by_properties_map_,
2252 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2253 (Output_section::add_input_section): Handled deferred code-fill
2254 generation and remove an old comment.
2255 (Output_section::add_relaxed_input_section): New method definition.
2256 (Output_section::add_merge_input_section): Use merge section by
2257 properties map to speed to search. Update merge section maps
2259 (Output_section::build_relaxation_map): New method definition.
2260 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2262 (Output_section::relax_input_section): Renamed to
2263 Output_section::convert_input_sections_to_relaxed_sections and change
2264 interface to take a vector of pointers to relaxed sections.
2265 (Output_section::find_merge_section,
2266 Output_section::find_relaxed_input_section): New method definitions.
2267 (Output_section::is_input_address_mapped,
2268 Output_section::output_offset, Output_section::output_address):
2269 Use output section data maps to speed up searching.
2270 (Output_section::find_starting_output_address): Add comments.
2271 (Output_section::do_write,
2272 Output_section::write_to_postprocessing_buffer): Do code-fill
2273 generation as appropriate.
2274 (Output_section::get_input_sections): Invalidate relaxed input section
2276 (Output_section::restore_states): Adjust type of checkpoint .
2277 Invalidate relaxed input section map.
2278 * output.h (Output_merge_base): New class declaration.
2279 (Input_section_specifier): New class defintion.
2280 (class Output_relaxed_input_section) Change base class to
2281 Output_section_data_build.
2282 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2283 base class initializer.
2284 (Output_section::add_relaxed_input_section): New method declaration.
2285 (Output_section::Input_section): Change visibility to protected.
2286 (Output_section::Input_section::relobj,
2287 Output_section::Input_section::shndx): Handle relaxed input sections.
2288 Output_section::input_sections) Change visibility to protected. Also
2289 define overload to return a non-const pointer.
2290 (Output_section::Merge_section_properties): New class defintion.
2291 (Output_section::Merge_section_by_properties_map,
2292 Output_section::Output_section_data_by_input_section_map,
2293 Output_section::Relaxation_map): New types.
2294 (Output_section::relax_input_section): Rename method to
2295 Output_section::convert_input_sections_to_relaxed_sections and change
2296 interface to take a vector of relaxed section pointers.
2297 (Output_section::find_merge_section,
2298 Output_section::find_relaxed_input_section,
2299 Output_section::build_relaxation_map,
2300 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2301 New method declarations.
2302 (Output_section::merge_section_map_
2303 Output_section::merge_section_by_properties_map_,
2304 Output_section::relaxed_input_section_map_,
2305 Output_section::is_relaxed_input_section_map_valid_,
2306 Output_section::generate_code_fills_at_write_): New data members.
2307 * script-sections.cc
2308 (Output_section_element_input::set_section_addresses): Call
2309 current_data_size and addralign methods of relaxed input sections.
2310 (Orphan_output_section::set_section_addresses): Call current_data_size
2311 and addralign methods of relaxed input sections.
2312 * symtab.cc (Symbol_table::compute_final_value): Extract template
2313 from the body of Symbol_table::sized_finalize_symbol.
2314 (Symbol_table::sized_finalized_symbol): Call
2315 Symbol_table::compute_final_value.
2316 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2317 (Symbol_table::compute_final_value): New templated method declaration.
2318 * target.cc (Target::do_make_output_section): New method defintion.
2319 * target.h (Target::make_output_section): New method declaration.
2320 (Target::relax): Add more parameters for input objects, symbol table
2321 and layout. Adjust call to do_relax.
2322 (Target::do_make_output_section): New method declaration.
2323 (Target::do_relax): Add parameters for input objects, symbol table
2326 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2328 * pread.c: Include stdio.h.
2330 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2332 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2335 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2337 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2338 Change read_shndx type to unsigned int.
2339 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2341 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2342 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2343 Change read_shndx type to unsigned int.
2344 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2346 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2347 * layout.cc (Layout::create_symtab_sections): Cast the result of
2348 local_symcount * symsize to off_t in the gold_assert.
2350 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2352 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2353 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2355 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2356 (Arm_relocate_functions::thm_abs5): New function.
2357 (Arm_relocate_functions::abs12): New function.
2358 (Arm_relocate_functions::abs16): New function.
2359 (Arm_relocate_functions::base_abs): New function.
2360 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2361 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2362 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2364 (Scan::global): Likewise.
2365 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2366 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2367 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2368 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2371 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2373 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2374 (Arm_relocate_functions::movt_prel): New function.
2375 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2376 (Arm_relocate_functions::thm_movt_prel): New function.
2377 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2378 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2379 (Scan::global, Relocate::relocate): Likewise.
2380 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2382 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2384 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2385 Incremental_checker.
2386 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2388 (class Incremental_inputs_header): New class.
2389 (Incremental_inputs_header_writer): Edit comment.
2390 (Incremental_inputs_entry): New class.
2391 (Incremental_inputs_entry_writer): Edit comment.
2392 (Sized_incremental_binary::do_find_incremental_inputs_section):
2393 Add *strtab_shndx parameter, fill it.
2394 (Sized_incremental_binary::do_check_inputs): New method.
2395 (Incremental_checker::can_incrementally_link_output_file): Use
2396 Sized_incremental_binary::check_inputs.
2397 (Incremental_inputs::report_command_line): Save command line in
2400 (Incremental_binary::find_incremental_inputs_section): New
2402 (Incremental_binary::do_find_incremental_inputs_section): Add
2403 strtab_shndx parameter.
2404 (Incremental_binary::do_check_inputs): New pure virtual method.
2405 (Sized_incremental_binary::do_check_inputs): Declare.
2406 (Incremental_checker::Incremental_checker): Add incremental_inputs
2407 parameter, use it to initialize incremental_inputs_.
2408 (Incremental_checker::incremental_inputs_): New field.
2409 (Incremental_checker::command_line): New method.
2410 (Incremental_checker::inputs): New method.
2411 (Incremental_checker::command_line_): New field.
2413 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2415 * incremental.cc: Include <cstdarg> and "target-select.h".
2416 (vexplain_no_incremental): New function.
2417 (explain_no_incremental): New function.
2418 (Incremental_binary::error): New method.
2419 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2421 (make_sized_incremental_binary): New function.
2422 (open_incremental_binary): New function.
2423 (can_incrementally_link_file): Add checks if output is ELF and has
2425 * incremental.h: Include "elfcpp_file.h" and "output.h".
2426 (Incremental_binary): New class.
2427 (Sized_incremental_binary): New class.
2428 (open_incremental_binary): Declare.
2429 * object.cc (is_elf_object): Use
2430 elfcpp::Elf_recognizer::is_elf_file.
2431 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2432 * output.h (Output_file::filesize): New method.
2434 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2436 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2438 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2439 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2441 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2443 (Arm_relocate_functions::movw_abs_nc): New function.
2444 (Arm_relocate_functions::movt_abs): New function.
2445 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2446 (Arm_relocate_functions::thm_movt_abs): New function.
2447 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2448 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2449 (Scan::global): Likewise.
2450 (Relocate::relocate): Likewise.
2451 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2453 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2455 * arm.cc (Arm_relocate_functions::got_prel) New function.
2456 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2457 (Relocate::relocate): Likewise.
2458 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2460 2009-10-06 Ian Lance Taylor <iant@google.com>
2462 * options.h (class General_options): Define
2463 split_stack_adjust_size parameter.
2464 * object.h (class Object): Add uses_split_stack_ and
2465 has_no_split_stack_ fields. Add uses_split_stack and
2466 has_no_split_stack accessor functions. Declare
2467 handle_split_stack_section.
2468 (class Reloc_symbol_changes): Define.
2469 (class Sized_relobj): Define Function_offsets. Declare
2470 split_stack_adjust, split_stack_adjust_reltype, and
2472 * object.cc (Object::handle_split_stack_section): New function.
2473 (Sized_relobj::do_layout): Call handle_split_stack_section.
2474 * dynobj.cc (Sized_dynobj::do_layout): Call
2475 handle_split_stack_section.
2476 * reloc.cc (Sized_relobj::relocate_sections): Call
2477 split_stack_adjust for executable sections in split_stack
2478 objects. Pass reloc_map to relocate_section.
2479 (Sized_relobj::split_stack_adjust): New function.
2480 (Sized_relobj::split_stack_adjust_reltype): New function.
2481 (Sized_relobj::find_functions): New function.
2482 * target-reloc.h: Include "object.h".
2483 (relocate_section): Add reloc_symbol_changes parameter. Change
2485 * target.h (class Target): Add calls_non_split method. Declare
2486 do_calls_non_split virtual method. Declare match_view and
2488 * target.cc: Include "elfcpp.h".
2489 (Target::do_calls_non_split): New function.
2490 (Target::match_view): New function.
2491 (Target::set_view_to_nop): New function.
2492 * gold.cc (queue_middle_tasks): Give an error if mixing
2493 split-stack and non-split-stack objects with -r.
2494 * i386.cc (Target_i386::relocate_section): Add
2495 reloc_symbol_changes parameter.
2496 (Target_i386::do_calls_non_split): New function.
2497 * x86_64.cc (Target_x86_64::relocate_section): Add
2498 reloc_symbol_changes parameter.
2499 (Target_x86_64::do_calls_non_split): New function.
2500 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2502 * powerpc.cc (Target_powerpc::relocate_section): Add
2503 reloc_symbol_changes parameter.
2504 * sparc.cc (Target_sparc::relocate_section): Add
2505 reloc_symbol_changes parameter.
2506 * configure.ac: Call AM_CONDITIONAL for the default target.
2507 * configure: Rebuild.
2508 * testsuite/Makefile.am (TEST_AS): New variable.
2509 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2510 (check_DATA): Add split_i386 and split_x86_64 files.
2511 (SPLIT_DEFSYMS): Define.
2512 (split_i386_[1234n].o): New targets.
2513 (split_i386_[124]): New targets.
2514 (split_i386_[1234r].stdout): New targets.
2515 (split_x86_64_[1234n].o): New targets.
2516 (split_x86_64_[124]): New targets.
2517 (split_x86_64_[1234r].stdout): New targets.
2518 (MOSTLYCLEANFILES): Add new executables.
2519 * testsuite/split_i386.sh: New file.
2520 * testsuite/split_x86_64.sh: New file.
2521 * testsuite/split_i386_1.s: New file.
2522 * testsuite/split_i386_2.s: New file.
2523 * testsuite/split_i386_3.s: New file.
2524 * testsuite/split_i386_4.s: New file.
2525 * testsuite/split_i386_n.s: New file.
2526 * testsuite/split_x86_64_1.s: New file.
2527 * testsuite/split_x86_64_2.s: New file.
2528 * testsuite/split_x86_64_3.s: New file.
2529 * testsuite/split_x86_64_4.s: New file.
2530 * testsuite/split_x86_64_n.s: New file.
2531 * testsuite/testfile.cc (Target_test): Update relocation_section
2533 * testsuite/Makefile.in: Rebuild.
2535 2009-10-06 Ian Lance Taylor <iant@google.com>
2537 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2538 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2539 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2540 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2541 the address on ldo_addrs_.
2542 (Target_i386::Relocate::fix_up_ldo): New function.
2544 2009-10-06 Rafael Espindola <espindola@google.com>
2546 * plugin.cc (add_input_library): New.
2547 (Plugin::load): Add add_input_library to tv.
2548 (Plugin_manager::add_input_file): Add the is_lib argument.
2549 (add_input_file): Update call to Plugin_manager::add_input_file.
2550 (add_input_library): New.
2551 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2553 2009-09-30 Doug Kwan <dougkwan@google.com>
2555 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2556 symbol and call Symbol::may_need_copy_reloc to determine if
2557 a copy reloc is needed.
2558 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2559 nocopyreloc is given in command line.
2560 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2561 given in command line.
2562 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2563 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2564 of the removed Target_i386::may_need_copy_reloc.
2565 * options.h (copyreloc): New option with default value false.
2566 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2567 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2568 instead of the removed Target_powerpc::may_need_copy_reloc.
2569 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2570 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2571 instead of the removed Target_sparc::may_need_copy_reloc.
2572 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2573 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2574 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2575 instead of the removed Target_x86_64::may_need_copy_reloc.
2577 2009-09-30 Ian Lance Taylor <iant@google.com>
2579 * object.h (class Object): Remove target_ field, and target,
2580 sized_target, and set_target methods.
2581 (Object::sized_target): Remove.
2582 (class Sized_relobj): Update declarations. Remove sized_target.
2583 * object.cc (Sized_relobj::setup): Remove target parameter.
2585 (Input_objects::add_object): Don't do anything with the target.
2586 (make_elf_sized_object): Add punconfigured parameter. Change all
2587 callers. Set or test parameter target.
2588 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2590 * parameters.cc (Parameters::set_target): Change parameter type to
2592 (Parameters::default_target): Remove.
2593 (set_parameters_target): Change parameter type to be non-const.
2594 (parameters_force_valid_target): New function.
2595 (parameters_clear_target): New function.
2596 * parameters.h (class Parameters): Update declarations. Remove
2597 default_target method. Add sized_target and clear_target
2598 methods. Change target_ to be non-const.
2599 (set_parameters_target): Update declaration.
2600 (parameters_force_valid_target): Declare.
2601 (parameters_clear_target): Declare.
2602 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2603 as NULL if we aren't searching.
2604 (Add_symbols::run): Don't check for compatible target.
2605 * fileread.cc (Input_file::open_binary): Call
2606 parameters_force_valid_target.
2607 * gold.cc (queue_middle_tasks): Likewise.
2608 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2609 set_target on object.
2610 * dynobj.h (class Sized_dynobj): Update declarations.
2611 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2612 make_elf_object returns NULL.
2613 (Archive::include_member): Don't check whether object target is
2615 * output.cc (Output_section::add_input_section): Get target from
2617 (Output_section::relax_input_section): Likewise.
2618 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2620 (Sized_relobj::do_scan_relocs): Likewise.
2621 (Sized_relobj::relocate_sections): Likewise.
2622 * resolve.cc (Symbol_table::resolve): Likewise.
2623 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2624 parameter. Change all callers.
2625 (Symbol_table::add_from_object): Get target from parameters.
2626 (Symbol_table::add_from_relobj): Don't check object target.
2627 (Symbol_table::add_from_dynobj): Likewise.
2628 (Symbol_table::define_special_symbol): Get target from
2630 * symtab.h (class Symbol_table): Update declaration.
2631 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2632 parameter. Change all callers. Clear parameter target.
2633 (Binary_test): Test target here.
2634 * testsuite/object_unittest.cc (gold_testsuite): Remove
2635 target_test_pointer parameter. Change all callers.
2636 (Object_test): Test target here.
2638 2009-09-26 Ian Lance Taylor <iant@google.com>
2640 * testsuite/initpri1.c: Don't try to use constructor priorities if
2641 compiling with gcc before 4.3.
2643 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2645 * testsuite/retain_symbols_file_test.sh (check_present): Change
2646 output file name to retain_symbols_file_test.stdout.
2647 (check_absent): Likewise.
2649 2009-09-18 Craig Silverstein <csilvers@google.com>
2651 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2652 * options.cc: Include <cerrno> and <fstream>.
2653 (General_options::finalize): Parse -retain-symbols-file tag.
2654 * options.h: New flag.
2655 (General_options): New method should_retain_symbol, new
2656 variable symbols_to_retain.
2657 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2658 should_retain_symbol map.
2659 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2660 * testsuite/Makefile.in: Regenerate.
2661 * testsuite/retain_symbols_file_test.sh: New file.
2663 2009-09-18 Nick Clifton <nickc@redhat.com>
2665 * po/es.po: Updated Spanish translation.
2667 2009-09-17 Doug Kwan <dougkwan@google.com>
2669 * debug.h (DEBUG_RELAXATION): New constant.
2670 (DEBUG_ALL): Add DEBUG_RELAXATION.
2671 (debug_string_to_enum): Add relaxation debug option.
2673 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2674 Layout::Relaxation_debug_check::read_sections,
2675 Layout::Relaxation_debug_check::read_sections): New method definitions.
2676 (Layout::Layout): Initialize data members
2677 record_output_section_data_from_scrips_,
2678 script_output_section_data_list_ and relaxation_debug_check_.
2679 (Layout::save_segments, Layout::restore_segments,
2680 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2681 Layout::relaxation_loop_body): New method definitions.
2682 (Layout::finalize): Support relaxation. Move section layout code to
2683 Layout::relaxation_loop_body.
2684 (Layout::set_asection_address_from_script): Move code for orphan
2685 section placement out.
2686 (Layout::place_orphan_sections_in_script): New method definition.
2687 * layout.h (Output_segment_headers, Output_file_header):
2688 New forward class declarations.
2689 (Layout::~Layout): Define.
2690 (Layout::new_output_section_data_from_script): New method definition.
2691 (Layout::place_orphan_sections_in_script): New method declaration.
2692 (Layout::Segment_states): New type declaration.
2693 (Layout::save_segments, Layout::restore_segments,
2694 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2695 Layout::relaxation_loop_body): New method declarations.
2696 (Layout::Output_section_data_list): New type declaration.
2697 (Layout::Relaxation_debug_check): New class definition.
2698 (Layout::record_output_section_data_from_script_,
2699 Layout::script_output_section_data_list_, Layout::segment_states_,
2700 Layout::relaxation_debug_check_): New data members.
2701 * output.cc: (Output_section_headers::do_size): New method definition.
2702 (Output_section_headers::Output_section_headers): Move size
2703 computation to Output_section_headers::do_size.
2704 (Output_segment_headers::do_size): New method definition.
2705 (Output_file_header::Output_file_header): Move size computation to
2706 Output_file_header::do_size and call it.
2707 (Output_file_header::do_size): New method definition.
2708 (Output_data_group::Output_data_group): Adjust call to
2709 Output_section_data.
2710 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2711 (Output_symtab_xindex::do_write): Add array bound check.
2712 (Output_section::Input_section::print_to_mapfile): Handle
2713 RELAXED_INPUT_SECTION_CODE.
2714 (Output_section::Output_section): Initialize data member checkpoint_.
2715 (Output_section::~Output_section): Delete checkpoint object pointed
2717 (Output_section::add_input_section): Always add an Input_section if
2719 (Output_section::add_merge_input_section): Add assert.
2720 (Output_section::relax_input_section): New method definition.
2721 (Output_section::set_final_data_size): Set load address to zero for
2722 an unallocated section.
2723 (Output_section::do_address_and_file_offset_have_reset_values):
2724 New method definition.
2725 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2726 Handle relaxed input section.
2727 (Output_section::sort_attached_input_sections): Checkpoint input
2728 section list lazily.
2729 (Output_section::get_input_sections): Change type of input_sections to
2730 list of Simple_input_section pointers. Checkpoint input section list
2731 lazily. Also handle relaxed input sections.
2732 (Output_section::add_input_section_for_script): Take a reference to
2733 a Simple_input_section object instead of Relobj pointer and section
2734 index as parameter. Handle relaxed input sections.
2735 (Output_section::save_states, Output_section::restore_states): New
2737 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2738 (Output_data::is_data_size_fixed): New method definition.
2739 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2741 (Output_data::address_and_file_offset_have_reset_values): New method
2743 (Output_data::do_address_and_file_offset_have_reset_values): New method
2745 (Output_data::set_data_size): Check that data size is not fixed.
2746 (Output_data::fix_data_size): New method definition.
2747 (Output_data::is_data_size_fixed_): New data member.
2748 (Output_section_headers::set_final_data_size): New method definition.
2749 (Output_section_headers::do_size): New method declaration.
2750 (Output_segment_headers::set_final_data_size): New method definition.
2751 (Output_segment_headers::do_size): New method declaration.
2752 (Output_file_header::set_final_data_size)::New method definition.
2753 (Output_file_header::do_size)::New method declaration.
2754 (Output_section_data::Output_section_data): Add new parameter
2755 is_data_size_fixed and use it to fix data size.
2756 (Output_data_const::Output_data_const): Adjust call to base class
2757 constructor and fix data size.
2758 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2759 base class constructor and fix data size.
2760 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2761 base class constructor and fix data size.
2762 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2763 class constructor and fix data size.
2764 (Output_data_group::set_final_data_size): New method definition.
2765 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2766 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2767 class constructor and fix data size.
2768 (Output_relaxed_input_section): New class definition.
2769 (Output_section::Simple_input_section): New class definition.
2770 (Output_section::get_input_sections): Adjust parameter list.
2771 (Output_section::add_input_section_for_script): Same.
2772 (Output_section::save_states, Output_section::restore_states,
2773 Output_section::do_address_and_file_offset_have_reset_values,
2774 (Output_section::Input_section::Input_section): Handle
2775 RELAXED_INPUT_SECTION_CODE. Add new overload for
2776 Output_relaxed_input_section.
2777 (Output_section::Input_section::is_input_section,
2778 Output_section::Input_section::set_output_section): Handle relaxed
2780 (Output_section::Input_section::is_relaxed_input_section,
2781 Output_section::Input_section::output_section_data,
2782 Output_section::Input_section::relaxed_input_section): New method
2784 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2786 (Output_section::Input_section::u1_): Update comments.
2787 (Output_section::Input_section::u2_): Add new union member poris.
2788 (Output_section::Checkpoint_output_section): New classs definition.
2789 (Output_section::relax_input_section): New method declaration.
2790 (Output_section::checkpoint_): New data member.
2791 (Output_segment): Update comments.
2792 (Output_segment::Output_segment): Un-privatize copy constructor.
2793 (Output_segment::operator=): Un-privatize.
2794 * script-sections.cc (Output_section_element::Input_section_list):
2795 Change element type to Output_section::Simple_input_section.
2796 (Output_section_element_dot_assignment::set_section_addresses):
2797 Register output section data for relaxation clean up.
2798 (Output_data_exression::Output_data_expression): Adjust call to base
2799 constructor to fix data size.
2800 (Output_section_element_data::set_section_addresses): Register
2801 Output_data_expression object for relaxation clean up.
2802 (struct Input_section_info): Replace Relobj pointer and section index
2803 pair with Output_section::Simple_input_section and Convert struct to a
2805 (Input_section_sorter::operator()): Adjust access to
2806 Input_section_info data member to use accessors.
2807 (Output_section_element_input::set_section_addresses): Use layout
2808 parameter. Adjust code to use Output_section::Simple_input_section
2809 and Input_secction_info classes. Register filler for relaxation
2811 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2812 and section index pair with Output_section::Simple_input_section
2813 class. Adjust code accordingly.
2814 (Phdrs_element::release_segment): New method definition.
2815 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2817 (Script_sections::release_segments): New method definition.
2818 * gold/script-sections.h (Script_sections::release_segments): New
2820 * gold/target.h (Target::may_relax, Target::relax,
2821 Target::do_may_relax, Target::do_relax): New method definitions.
2823 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2825 * arm.cc (has_signed_unsigned_overflow): New function.
2826 (Arm_relocate_functions::abs8): New function.
2827 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2828 (Target_arm::Scan::global): Likewise.
2829 (Target_arm::relocate::relocate): Likewise.
2830 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2833 2009-09-16 Cary Coutant <ccoutant@google.com>
2835 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2836 * testsuite/Makefile.in: Regenerate.
2838 2009-09-11 Nick Clifton <nickc@redhat.com>
2840 * po/gold.pot: Updated by the Translation project.
2842 2009-09-08 Cary Coutant <ccoutant@google.com>
2844 * output.cc (Output_file::open): Add execute permission to empty file.
2845 * testsuite/Makefile.am (permission_test): New test.
2846 * testsuite/Makefile.in: Regenerate.
2848 2009-09-02 Ian Lance Taylor <iant@google.com>
2850 * output.cc (Output_file::resize): Call map_no_anonymous rather
2853 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2855 * gold.cc: Include "incremental.h".
2856 (queue_initial_tasks): Call Incremental_checker methods.
2857 * incremental.cc: Include "output.h".
2858 (Incremental_checker::can_incrementally_link_output_file): New
2860 * incremental.h (Incremental_checker): New class.
2862 * output.cc (Output_file::open_for_modification): New method.
2863 (Output_file::map_anonymous): Changed return type to bool. Record
2865 (Output_file::map_no_anonymous): New method, broken out of map.
2866 (Output_file::map): Use map_no_anonymous and map_anonymous.
2867 * output.h (class Output_file): Update declarations.
2869 2009-08-24 Cary Coutant <ccoutant@google.com>
2871 * options.h (Command_line::Pre_options): New class.
2872 (Command_line::pre_options): New member.
2873 * options.cc (gold::options::ready_to_register): New variable.
2874 (One_option::register_option): Do nothing if not registering options.
2875 Assert if same short option registered twice.
2876 (General_options::General_options): Turn off option registration when
2878 (Command_line::Pre_options::Pre_options): New constructor.
2880 2009-08-24 Cary Coutant <ccoutant@google.com>
2882 * options.h (General_options::no_keep_memory): Remove incorrect
2885 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2887 * Makefile.am (am__skiplex, am__skipyacc): New.
2888 * Makefile.in: Regenerate.
2890 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2892 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2893 (INCLUDES): ... this.
2894 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2895 (AM_CPPFLAGS): Renamed from ...
2896 (INCLUDE): ... this.
2897 * Makefile.in, testsuite/Makefile.in: Regenerate.
2899 * Makefile.in: Regenerate.
2900 * aclocal.m4: Likewise.
2901 * config.in: Likewise.
2902 * configure: Likewise.
2903 * testsuite/Makefile.in: Likewise.
2905 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2906 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2907 * Makefile.in: Regenerate.
2908 * testsuite/Makefile.in: Regenerate.
2910 2009-08-19 Cary Coutant <ccoutant@google.com>
2912 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2913 symbols in shared libraries overridden by hidden or internal symbols
2914 in the main program.
2916 2009-08-19 Chris Demetriou <cgd@google.com>
2918 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2919 checking source file names in error messages.
2921 2009-08-18 Doug Kwan <dougkwan@google.com>
2923 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2924 an elcpp::Ehdr as parameter. Adjust call to set_target.
2925 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2926 an elfcpp::Ehdr as parameter.
2927 * object.cc (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. Adjust call to set_target.
2931 (make_elf_sized_object): Find target and ask target to
2933 * object.h: (Object::set_target): Remove the version that looks up
2934 a target and sets it.
2935 (Sized_relobj::setup): Take a Target object instead of
2936 an elfcpp:Ehdr as parameter.
2937 * target.cc: Include dynobj.h.
2938 (Target::do_make_elf_object_implementation): New.
2939 (Target::do_make_elf_object): New.
2940 * target.h (Target::make_elf_object): New template declaration.
2941 (Target::do_make_elf_object): New method declarations.
2942 (Target::do_make_elf_object_implementation): New template declaration.
2944 2009-08-14 Ian Lance Taylor <iant@google.com>
2946 * gold.h (FUNCTION_NAME): Define.
2947 (gold_unreachable): Use FUNCTION_NAME.
2949 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2951 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2952 symbol in the --keep-unique list is not found.
2954 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2956 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2957 been maked as --keep-unique.
2958 (Icf::unfold_section): New function.
2959 * icf.h (Icf::unfold_section): New function.
2960 * options.h (General_options::keep_unique): New option.
2961 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2962 * testsuite/Makefile.in: Regenerate.
2963 * testsuite/icf_keep_unique_test.sh: New file.
2964 * testsuite/icf_keep_unique_test.cc: New file.
2966 2009-08-12 Cary Coutant <ccoutant@google.com>
2969 * resolve.cc (Symbol_table::resolve): Check for references from
2970 dynamic objects to hidden and internal symbols.
2971 * testsuite/Makefile.am (hidden_test.sh): New test.
2972 * testsuite/Makefile.in: Regenerate.
2973 * testsuite/hidden_test.sh: New script.
2974 * testsuite/hidden_test_1.c: New test source.
2975 * testsuite/hidden_test_main.c: New test source.
2977 2009-08-11 Doug Kwan <dougkwan@google.com>
2979 * arm.cc: Update comments.
2980 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2981 segment to locate the .ARM.exidx section if present.
2983 2009-08-09 Doug Kwan <dougkwan@google.com>
2985 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2988 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2989 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2992 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2994 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2995 valid tls_segment only for non-debug-section relocations.
2996 * testsuite/Makefile.am: Add gc_tls_test.
2997 * testsuite/Makefile.in: Regenerate.
2998 * testsuite/gc_tls_test.cc: New file.
2999 * testsuite/gc_tls_test.sh: New file.
3001 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3005 * Makefile.am (CCFILES): Add icf.cc.
3007 * Makefile.in: Regenerate.
3008 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3009 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3010 section, symbol and addend information for the relocs.
3011 * gold.cc (queue_middle_tasks): Call identical code folding.
3012 * gold.h: Add defines for multimap.
3013 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3014 to the call of finalize_local_symbols.
3015 * main.cc (main): Create object of class Icf.
3016 * object.cc (Sized_relobj::do_layout): Allow this function to be
3017 called twice during icf.
3018 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3019 to sections marked as identical by icf.
3020 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3022 (Sized_relobj::do_section_entsize): New function.
3023 * object.h (Object::section_entsize): New function.
3024 (Object::do_section_entsize): New pure virtual function.
3025 (Relobj::finalize_local_symbols): Add new parameter.
3026 (Relobj::do_section_entsize): New function.
3027 * options.h (General_options::icf): New option.
3028 (General_options::icf_iterations): New option.
3029 (General_options::print_icf_sections): New option.
3030 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3031 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3032 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3034 * symtab.cc (Symbol_table::is_section_folded): New function.
3035 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3036 to sections marked as identical by icf.
3037 * symtab.h (Symbol_table::set_icf): New function.
3038 (Symbol_table::icf): New function.
3039 (Symbol_table::is_section_folded): New function.
3040 (Symbol_table::icf_): New data member.
3041 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3042 * testsuite/Makefile.am: Add commands to build icf_test.
3043 * testsuite/Makefile.in: Regenerate.
3044 * testsuite/icf_test.sh: New file.
3045 * testsuite/icf_test.cc: New file.
3047 2009-07-24 Chris Demetriou <cgd@google.com>
3049 * layout.cc (is_compressible_debug_section): Fix incorrect
3050 comment about compressed section names.
3052 2009-07-20 Ian Lance Taylor <ian@airs.com>
3055 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3057 2009-07-16 Ian Lance Taylor <iant@google.com>
3060 * layout.h: #include <map>.
3061 (class Kept_section): Change from struct to class. Add accessors
3062 and setters. Add section size to Comdat_group mapping. Change
3063 Comdat_group to std::map. Add is_comdat_ field. Add
3064 linkonce_size field in union.
3065 (class Layout): Update declaration of find_or_add_kept_section.
3066 Don't declare find_kept_object.
3067 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3068 parameter. Add object, shndx, is_comdat, and is_group_name
3069 parameters. Change all callers. Adjust for new Kept_section.
3070 (Layout::find_kept_object): Remove.
3071 * object.cc (Sized_relobj::include_section_group): Update use of
3072 Kept_section. Rename secnum to shndx. Only record
3073 Kept_comdat_section if sections are the same size.
3074 (Sized_relobj::include_linkonce_section): Update use of
3075 Kept_section. Only record Kept_comdat_section if sections are the
3076 same size. Set size of linkonce section.
3077 (Sized_relobj::map_to_kept_section): Update call to
3078 get_kept_comdat_section.
3079 * object.h (class Sized_relobj): Rename fields in
3080 Kept_comdat_section to drop trailing underscores; change object
3081 field to Relobj*. Change Kept_comdat_section_table to store
3082 struct rather than pointer.
3083 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3084 Add kept_object and kept_shndx parameters. Change all callers.
3085 (Sized_relobj::get_kept_comdat_section): Change return type to
3086 bool. Add kept_object and kept_shndx parameters. Change all
3088 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3089 Layout::find_or_add_kept_section.
3091 2009-07-09 Ian Lance Taylor <iant@google.com>
3093 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3094 Reserve space in the hash table.
3096 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3098 * fileread.cc (File_read::get_mtime): New method.
3099 * fileread.h (Timespec): New structure.
3100 (File_read::get_mtime): New method.
3101 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3102 Renamed from timestamp_nsec.
3103 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3105 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3107 (Incremental_inputs::report_archive): Save mtime; style fix.
3108 (Incremental_inputs::report_obejct): Save mtime; style fix.
3109 (Incremental_inputs::report_script): Save mtime; style fix.
3110 (Incremental_inputs::finalize_inputs): Style fix.
3111 (Incremental_inputs::finalize): Style fix.
3112 (Incremental_inputs::create_input_section_data): Store inputs
3114 * incremental.h (Incremental_inputs::report_script): Add mtime
3116 (Incremental_inputs::Input_info::Input_info): Intialize only one
3118 (Incremental_inputs::Input_info::archive): Move to nameless
3120 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3121 (Incremental_inputs::Input_info::script): Move to nameless union.
3122 (Incremental_inputs::mtime): New field.
3123 * script.cc (read_input_script): Pass file mtime to
3125 * script.h (Script_info::inputs): Style fix.
3127 2009-07-01 Ian Lance Taylor <ian@airs.com>
3129 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3132 2009-06-24 Ian Lance Taylor <iant@google.com>
3135 * layout.cc (Layout::choose_output_section): If we find an
3136 existing section, update the flags.
3137 (Layout::create_notes): New function, broken out of
3139 (Layout::finalize): Don't create note sections.
3140 (Layout::create_note): Don't crash if linker script discards
3142 (Layout::create_gold_note): Likewise.
3143 (Layout::create_build_id): Likewise. Don't set
3144 after_input_sections on the section.
3145 (Layout::create_executable_stack_info): Remove target parameter.
3147 * layout.h (class Layout): Declare create_notes. Update
3148 declaration of create_executable_stack_info.
3149 * gold.cc (queue_middle_tasks): Call create_notes.
3150 * output.cc (Output_section::update_flags_for_input_section): Move
3151 here from output.h. If SHF_ALLOC flag is newly set, mark address
3153 * output.h (Output_data::mark_address_invalid): New function.
3154 (class Output_section): Only declare, not define,
3155 update_flags_for_input_section. Remove set_flags.
3157 2009-06-24 Ian Lance Taylor <iant@google.com>
3159 * script-sections.cc (Output_section_definition::
3160 set_section_addresses): Rename shadowing local load_address to
3163 2009-06-24 Ian Lance Taylor <iant@google.com>
3166 * reloc.cc (relocate_sections): Skip empty relocation sections.
3168 2009-06-23 Ian Lance Taylor <iant@google.com>
3171 * layout.cc (Layout::create_note): Use choose_output_section
3172 rather than make_output_section.
3174 2009-06-23 Ian Lance Taylor <iant@google.com>
3177 * options.cc (General_options::parse_V): Set printed_version_.
3178 (General_options::General_options): Initialize printed_version_.
3179 * options.h (class General_options): Add printed_version_ field.
3180 * gold.cc (queue_initial_tasks): If there are no input files,
3181 don't give a fatal error if we printed the version information.
3182 (queue_middle_tasks): If using -r with a shared object, give a
3183 fatal error rather than an ordinary error.
3185 2009-06-23 Ian Lance Taylor <iant@google.com>
3188 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3189 (Layout::make_output_section): Set have_stabstr_section_ if we see
3190 a .stab*str section.
3191 (Layout::finalize): Call link_stabs_sections.
3192 (Layout::link_stabs_sections): New file.
3193 * layout.h (class Layout): Add have_stabstr_section_ field.
3194 Declare link_stabs_sections.
3196 2009-06-23 Doug Kwan <dougkwan@google.com>
3198 * Makefile.am (libgold_a_LIBADD): New.
3199 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3200 * Makefile.in: Regenerate.
3201 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3202 * configure: Regenerate.
3203 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3204 * fileread.cc: Include sys/state.h
3205 * gold.h: Declare memmem and strndup if found missing.
3206 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3208 2009-06-23 Ian Lance Taylor <iant@google.com>
3210 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3211 * configure: Rebuild.
3213 2009-06-23 Ian Lance Taylor <iant@google.com>
3216 * object.cc (Object::section_contents): Don't try to get a view if
3217 the section has length zero.
3218 (Object::handle_gnu_warning_section): If the section is empty, use
3219 the name of the section as the warning.
3221 2009-06-23 Ian Lance Taylor <iant@google.com>
3224 * stringpool.h (class Stringpool_template): Add optimize_ field.
3225 (Stringpool_template::set_optimize): New function.
3226 * stringpool.cc (Stringpool_template::Stringpool_template):
3227 Initialize optimize_ field.
3228 (Stringpool_template::set_string_offsets): Test local optimize
3229 fild rather than parameter.
3230 * layout.cc (Layout::Layout): Call set_optimize on the section
3233 2009-06-22 Ian Lance Taylor <iant@google.com>
3236 * yyscript.y: Parse TARGET.
3237 * script.cc (script_set_target): New function.
3238 * script-c.h (script_set_target): Declare.
3239 * options.cc (General_options::string_to_object_format): Rename
3240 from string_to_object_format in anonymous namespace. Change
3242 * options.h (class General_options): Declare
3243 string_to_object_format.
3245 2009-06-22 Ian Lance Taylor <iant@google.com>
3247 * script-sections.cc (Script_sections::create_segments): Don't put
3248 program headers in a PT_LOAD segment if -n or -N.
3250 2009-06-22 Ian Lance Taylor <iant@google.com>
3253 * options.h (class General_options): Add -z lazy and -z now. Sort
3254 -z options into alphabetical order.
3255 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3257 2009-06-21 Ian Lance Taylor <iant@google.com>
3259 * layout.cc (Layout::make_output_section): Call
3260 Target::new_output_section.
3261 (Layout::attach_allocated_section_to_segment): Put large section
3262 sections in a separate load segment with the large segment flag
3264 (Layout::segment_precedes): Sort large data segments after other
3266 (align_file_offset): New static function.
3267 (Layout::set_segment_offsets): Use align_file_offset.
3268 * output.h (class Output_section): Add is_small_section_ and
3269 is_large_section_ fields.
3270 (Output_section::is_small_section): New function.
3271 (Output_section::set_is_small_section): New function.
3272 (Output_section::is_large_section): New function.
3273 (Output_section::set_is_large_section): New function.
3274 (Output_section::is_large_data_section): New function.
3275 (class Output_segment): Add is_large_data_segment_ field.
3276 (Output_segment::is_large_data_segment): New function.
3277 (Output_segment::set_is_large_data_segment): New function.
3278 * output.cc (Output_section::Output_section): Initialize new
3280 (Output_segment::Output_segment): Likewise.
3281 (Output_segment::add_output_section): Add assertion that large
3282 data sections always go in large data segments. Force small data
3283 sections to the end of the list of data sections. Force small BSS
3284 sections to the start of the list of BSS sections. For large BSS
3285 sections to the end of the list of BSS sections.
3286 * symtab.h (class Symbol): Declare is_common_shndx.
3287 (Symbol::is_defined): Check Symbol::is_common_shndx.
3288 (Symbol::is_common): Likewise.
3289 (class Symbol_table): Define enum Commons_section_type. Update
3290 declarations. Add small_commons_ and large_commons_ fields.
3291 * symtab.cc (Symbol::is_common_shndx): New function.
3292 (Symbol_table::Symbol_table): Initialize new fields.
3293 (Symbol_table::add_from_object): Put small and large common
3294 symbols in the right list.
3295 (Symbol_table::sized_finalized_symbol): Check
3296 Symbol::is_common_shndx.
3297 (Symbol_table::sized_write_globals): Likewise.
3298 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3299 common symbol lists. Don't call do_allocate_commons_list if the
3301 (Symbol_table::do_allocate_commons_list): Remove is_tls
3302 parameter. Add comons_section_type parameter. Change all
3303 callers. Handle small and large common symbols.
3304 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3305 Symbol::is_common_shndx.
3306 * resolve.cc (symbol_to_bits): Likewise.
3307 * target.h (Target::small_common_shndx): New function.
3308 (Target::small_common_section_flags): New function.
3309 (Target::large_common_shndx): New function.
3310 (Target::large_common_section_flags): New function.
3311 (Target::new_output_section): New function.
3312 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3313 small_common_section_flags, and large_common_section_flags
3315 (Target::do_new_output_section): New virtual function.
3316 * arm.cc (Target_arm::arm_info): Initialize new fields.
3317 * i386.cc (Target_i386::i386_info): Likewise.
3318 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3320 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3321 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3322 (Target_x86_64::do_new_output_section): New function.
3323 * configure.ac: Define conditional MCMODEL_MEDIUM.
3324 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3325 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3326 (large_LDFLAGS): Define.
3327 * testsuite/large.c: New file.
3328 * testsuite/testfile.cc (Target_test::test_target_info):
3329 Initialize new fields.
3330 * configure, testsuite/Makefile.in: Rebuild.
3332 2009-06-05 Doug Kwan <dougkwan@google.com>
3334 * Makefile.am (CCFILES): Add target.cc.
3335 * Makefile.in: Regenerate.
3336 * i386.cc (class Target_i386): Define new virtual method to
3337 override do_is_local_label_name in parent.
3338 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3339 local symbols if --discard-locals or -X is given.
3340 * options.h (class General_options): Declare new options
3341 '--discard-locals' and '-X' for discarding locals.
3342 * target.h (class Target): Define new methods is_local_label_name.
3343 Declare new virtual method do_is_local_label_name.
3344 * target.cc: New file.
3345 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3346 (check_SCRIPTS): Add discard_locals_test.sh.
3347 (check_DATA): Add discard_local_tests.syms.
3348 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3349 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3350 * testsuite/Makefile.in: Regenerate.
3351 * testsuite/discard_locals_test.c: New file.
3352 * testsuite/discard_locals_test.sh: Same.
3354 2009-06-05 Doug Kwan <dougkwan@google.com>
3356 * object.cc (Sized_relobj::Sized_relobj): Initialize
3357 discarded_eh_frame_shndx_ to -1U.
3358 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3360 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3361 a discarded .eh_frame section.
3362 (Sized_relobj::do_finalize_local_symbols): Ditto.
3363 * object.h (class Sized_relobj): Declare new member
3364 discarded_eh_frame_shndx_.
3365 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3366 (local_labels_test.o, local_labels_test): New rules.
3367 * testsuite/Makefile.in: Regenerate.
3369 2009-06-04 Doug Kwan <dougkwan@google.com>
3371 * layout.cc (Layout::section_name_mapping): Add mapping for
3372 special ARM sections.
3374 2009-06-03 Doug Kwan <dougkwan@google.com>
3376 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3377 (utils::has_overflow): Same.
3379 2009-06-03 Ian Lance Taylor <iant@google.com>
3381 * layout.cc (Layout::section_name_mapping): New array, replacing
3382 Layout::linkonce_mapping.
3383 (Layout::section_name_mapping_count): New variable, replacing
3384 Layout::linkonce_mapping_count.
3385 (Layout::linkonce_output_name): Remove.
3386 (Layout::output_section_name): Rewrite.
3387 * layout.h (class Layout): Rename Linkonce_mapping to
3388 Section_name_mapping, linkonce_mapping to section_name_mapping,
3389 linkonce_mapping_count to section_name_mapping_count. Don't
3390 declare linkonce_output_name.
3392 2009-06-03 Doug Kwan <dougkwan@google.com>
3394 * gold/arm.cc (namespace utils): New.
3395 (Target_arm::reloc_is_non_pic): Define new method.
3396 (class Arm_relocate_functions): New.
3397 (Target_arm::Relocate::relocate): Handle relocation types used by
3400 2009-06-03 Ian Lance Taylor <iant@google.com>
3402 * arm.cc (Target_arm::scan::global): Use || instead of |.
3404 2009-06-02 Doug Kwan <dougkwan@google.com>
3406 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3407 issued_non_pic_error_.
3408 (class Target_arm::Scan): Declare new method check_non_pic.
3409 Define new method symbol_needs_plt_entry.
3410 Declare new data member issued_non_pic_error_.
3411 (class Target_arm::Relocate): Declare new method
3412 should_apply_static_reloc.
3413 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3414 (Target_arm::Scan::check_non_pic): Define new method.
3415 (Target_arm::Scan::local): Handle a small subset of reloc types used
3417 (Target_arm::Scan::local): Same.
3418 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3420 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3422 * incremental.cc (Incremental_inputs::report_command_line): Filter
3423 out --incremental-* options.
3425 2009-05-29 Doug Kwan <dougkwan@google.com>
3427 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3429 (class Target_arm): Update comment.
3430 (Target_arm::Target_arm): Initialize new data members GOT_,
3431 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3432 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3433 and Target_arm::rel_dyn_section.
3434 Declare new_enum Target_arm::Got_type.
3435 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3437 Update commments for member do_dynsym_value.
3438 (Target_arm::got_size, Target_arm::plt_section,
3439 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3440 new methods inside class defintion.
3441 (Target_arm::got_section): Define new method.
3442 (Target_arm::rel_dyn_section): Same.
3443 (Output_data_plt_arm): New template class.
3444 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3445 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3446 (Output_data_plt_arm::add_entry): Same.
3447 (Output_data_plt_arm::first_plt_entry): Define new
3448 static data member for PLT instruction template.
3449 (Output_data_plt_arm::plt_entry): Same.
3450 (Output_data_plt_arm::do_write): Define new method.
3451 (Target_arm::make_plt_entry): Same.
3452 (Target_arm::do_finalize_sections): Same.
3453 (Target_arm::do_dynsym_value): Same.
3455 2009-05-28 Doug Kwan <dougkwan@google.com>
3457 * Makefile.am (TARGETSOURCES): Add arm.cc.
3458 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3459 * Makefile.in: Regenerate.
3461 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3463 2009-05-26 Doug Kwan <dougkwan@google.com>
3465 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3466 (General_options::check_excluded_libs): Strip off directories in
3467 archive name before matching like GNU ld does.
3468 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3469 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3470 (exclude_libs_test_LDFLAGS): Add linker option
3471 -Wl,--exclude-libs,libexclude_libs_test_3
3472 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3473 an explicit archive without using -l.
3474 (alt/libexclude_libs_test_3.a): New make rule.
3475 * testsuite/Makefile.in: Regenerate.
3476 * testsuite/exclude_libs_test.c : Declare lib3_default().
3478 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3479 * exclude_libs_test_3.c: New file.
3481 2009-05-26 Nick Clifton <nickc@redhat.com>
3483 * po/id.po: New Indonesian translation.
3484 * po/gold.pot: Updated template file.
3486 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3488 * testsuite/Makefile.am: Add -ffunction-sections to compile
3489 gc_comdat_test files. Add -Wl,--gc-sections to build
3491 * testsuite/Makefile.in: Regenerate.
3492 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3494 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3496 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3497 kept comdat section was garbage collected.
3498 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3499 * testsuite/Makefile.in: Regenerate.
3500 * testsuite/gc_comdat_test.sh: New file.
3501 * testsuite/gc_comdat_test_1.cc: New file.
3502 * testsuite/gc_comdat_test_2.cc: New file.
3504 2009-05-19 Doug Kwan <dougkwan@google.com>
3506 * archive.cc (Archive::Archive): Move constructor from archive.h
3507 to here. Initialize no_export_.
3508 (Archive::get_elf_object_for_member): Set no_export flag of object.
3509 * archive.h (Archive::Archive): Move constructor body to
3511 (Archive::no_export): New method.
3512 (Archive::no_export_): New field.
3513 * object.h (Object::Object): Initialize no_export_ to false.
3514 (Object::no_export, Object::set_no_export): New methods.
3515 (Object::no_export_): New field.
3516 * options.cc (General_options::parse_exclude_libs): New method.
3517 (General_options::check_excluded_libs) Same.
3518 * options.h (exclude_libs): New option.
3519 (General_options::check_excluded_libs): New method declaration.
3520 (General_options::excluded_libs_): New field.
3521 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3522 default or protected visibility if an object has no-export flag set.
3523 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3524 (check_SCRIPTS): Add exclude_libs_test.sh.
3525 (check_DATA): Add exclude_libs_test.syms.
3526 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3527 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3528 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3529 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3530 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3531 libexclude_libs_test_2.a): New rules.
3532 * testsuite/Makefile.in: Regenerate.
3533 * testsuite/exclude_libs_test.c: New file.
3534 * testsuite/exclude_libs_test.sh: Ditto.
3535 * testsuite/exclude_libs_test_1.c: Ditto.
3536 * testsuite/exclude_libs_test_2.c: Ditto.
3538 2009-05-15 Ian Lance Taylor <iant@google.com>
3540 * configure.ac: Check for declarations for cases where libiberty.h
3541 checks HAVE_DECL_xxx.
3542 * configure, config.in: Rebuild.
3544 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3546 * gold.h (Incremental_argument_list): Remove (invalid) forward
3548 * incremental.cc (Incremental_inputs::report_achive): New method.
3549 (Incremental_inputs::report_object): New method.
3550 (Incremental_inputs::report_script): New method.
3551 (Incremental_inputs::finalize_inputs): New method.
3552 (Incremental_inputs::finalize): Call finalize_inputs().
3553 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3554 Create inputs entries.
3555 * incremental.h (Incremental_input_type): New enum.
3556 (Incremental_inputs::Incremental_input): Initialize new fields.
3557 (Incremental_inputs::report_inputs): New method.
3558 (Incremental_inputs::report_achive): New method.
3559 (Incremental_inputs::report_object): New method.
3560 (Incremental_inputs::report_script): New method.
3561 (Incremental_inputs::finalize_inputs): New method.
3562 (Incremental_inputs::Input_info): New struct.
3563 (Incremental_inputs::Input_info_map): New typedef.
3564 (Incremental_inputs::lock_): New field.
3565 (Incremental_inputs::Inputs_): New field.
3566 (Incremental_inputs::Inputs_map): New field.
3567 * main.cc (main): Call Incremental_input::report_inputs.
3568 * options.h (Input_argument_list): Typedef moved from
3570 (Input_file_group::Files): Remove, use ::Input_argument_list.
3571 (Input_file_group::Input_argument_list): Remove, use
3572 ::Input_argument_list.
3573 * plugin.cc (Plugin_manager::add_input_file): Add error in
3575 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3577 * script.cc (read_input_script): Call
3578 Incremental_input::report_script.
3579 * script.h (Script_info): New class.
3581 2009-04-27 Ian Lance Taylor <iant@google.com>
3583 * x86_64.cc (do_adjust_output_section): Set entsize to
3586 2009-04-23 Elliott Hughes <enh@google.com>
3588 * output.cc (Output_file::close): After short writes, continue
3589 writing from the correct offset in the buffer being written.
3591 2009-04-23 Chris Demetriou <cgd@google.com>
3593 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3594 * configure: Regenerate.
3595 * config.in: Regenerate.
3596 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3597 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3599 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3601 * incremental.cc (Incremental_inputs_header_data): Renamed from
3602 Incremental_input_header_data.
3603 (Incremental_inputs_header_data::data_size): New field.
3604 (Incremental_inputs_header_data::put_input_file_count): Renamed
3605 from input_file_count.
3606 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3607 from command_line_offset.
3608 (Incremental_inputs_header_data::put_reserved): Renamed from
3610 (Incremental_inputs_entry_data): Renamed from
3611 Incremental_input_entry_data.
3612 (Incremental_inputs_entry_data::data_size): New field.
3613 (Incremental_inputs::report_command_line): New method.
3614 (Incremental_inputs::finalize): New method.
3615 (Incremental_inputs::create_incremental_inputs_data): New method.
3616 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3617 * incremental.h: New file.
3618 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3619 (Layout::finalize): Create incremental inputs section in
3621 (Layout::create_incremental_info_sections): New method.
3622 * layout.h (Layout::incremental_inputs): New method.
3623 (Layout::create_incremental_info_sections): New method.
3624 (Layout::incremental_inputs_): New field.
3625 * main.cc (main): Notify Incremental_input of the command line.
3627 2009-04-01 Ian Lance Taylor <iant@google.com>
3628 Mikolaj Zalewski <mikolajz@google.com>
3630 * gold.h (reserve_unordered_map): Define, three versions, one for
3631 each version of Unordered_map.
3632 * layout.cc (Layout::Layout): Remove options parameter. Add
3633 number_of_input_files parameter. Don't initialize options_.
3634 Initialize number_of_input_files_ and resized_signatures_. Move
3635 sections_are_attached_.
3636 (Layout::layout_group): Reserve space for group_signatures_.
3637 (Layout::find_or_add_kept_section): Change name parameter to be a
3638 reference. Resize signatures_ map when it gets large enough.
3639 (Layout::layout_eh_frame): Use parameters->options() instead of
3641 (Layout::make_output_section): Likewise.
3642 (Layout::attach_allocated_section_to_segment): Likewise.
3643 (Layout::finalize, Layout::create_executable_stack): Likewise.
3644 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3645 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3646 * layout.h (class Layout): Update declarations. Remove options_
3647 field. Add number_of_input_files_ and resized_signatures_
3648 fields. Move sections_are_attached_ field.
3649 * main.cc (main): Pass number of input files to Layout
3650 constructor. Don't pass options.
3652 2009-03-30 Ian Lance Taylor <iant@google.com>
3654 * ffsll.c (ffsll): Correct implementation.
3656 2009-03-27 Ian Lance Taylor <iant@google.com>
3658 * ffsll.c: New file.
3659 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3660 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3661 * ftruncate.c (ftruncate): Declare before definition.
3662 * mremap.c (mremap): Likewise.
3663 * pread.c (pread): Likewise.
3664 * configure, Makefile.in, config.in: Rebuild.
3666 * mremap.c: New file.
3667 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3668 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3669 (mremap): Declare if HAVE_MREMAP is not defined.
3670 * configure, Makefile.in, config.in: Rebuild.
3672 2009-03-27 Cary Coutant <ccoutant@google.com>
3674 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3675 position independent.
3676 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3677 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3679 2009-03-24 Cary Coutant <ccoutant@google.com>
3681 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3683 (needs_dynamic_reloc): Likewise.
3685 2009-03-24 Ian Lance Taylor <iant@google.com>
3687 * yyscript.y (file_cmd): Recognize EXTERN.
3688 (extern_name_list, extern_name_list_body): New nonterminals.
3689 * script.cc (script_add_extern): Define.
3690 * script-c.h (script_add_extern): Declare.
3692 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3694 * object.cc (is_elf_object): Define.
3695 * object.h (is_elf_object): Declare.
3696 * archive.cc (Archive::get_elf_object_for_member): Call
3698 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3700 2009-03-24 Elliott Hughes <enh@google.com>
3702 * output.cc (Output_file::map_anonymous): Define.
3703 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3704 try an anonymous one. Report the size if the mmap fails.
3705 * output.h (class Output_file): Declare map_anonymous.
3707 2009-03-24 Ian Lance Taylor <iant@google.com>
3709 * target-select.cc (instantiate_target): Don't acquire the lock if
3710 the instantiated_target_ field has already been set.
3712 2009-03-23 Ian Lance Taylor <iant@google.com>
3714 * gold-threads.h (class Initialize_lock): Define.
3715 * gold-threads.cc (class Initialize_lock_once): Define.
3716 (initialize_lock_control): New static variable.
3717 (initialize_lock_pointer): New static variable.
3718 (initialize_lock_once): New static function.
3719 (Initialize_lock::Initialize_lock): Define.
3720 (Initialize_lock::initialize): Define.
3721 * target-select.h: Include "gold-threads.h".
3722 (class Target_selector): Add lock_ and initialize_lock_ fields.
3723 Don't define instantiate_target, just declare it.
3724 * target-select.cc (Target_selector::Target_selector): Initialize
3726 (Target_selector::instantiate_target): Define.
3727 * descriptors.h: Include "gold-threads.h".
3728 (class Descriptors): Add initialize_lock_ field.
3729 * descriptors.cc (Descriptors::Descriptors): Initialize new
3731 (Descriptors::open): Use initialize_lock_ field
3732 * errors.h (class Errors): Add initialize_lock_ field.
3733 * errors.cc (Errors::Errors): Initialize new field.
3734 (Errors::initialize_lock): Use initialize_lock_ field.
3735 * powerpc.cc (class Target_selector_powerpc): Remove
3736 instantiated_target_ field. In do_recognize call
3737 instantiate_target rather than do_instantiate_target. In
3738 do_instantiate_target just allocate a new target.
3739 * sparc.cc (class Target_selector_sparc): Likewise.
3741 * freebsd.h: New file.
3742 * i386.cc: Include "freebsd.h".
3743 (Target_i386): Derive from Target_freebsd rather than
3745 (Target_selector_i386): Derive from Target_selector_freebsd rather
3746 than Target_selector.
3747 * x86_64.cc: Include "freebsd.h".
3748 (Target_x86_64): Derive from Target_freebsd rather than
3750 (Target_selector_x86_64): Derive from Target_selector_freebsd
3751 rather than Target_selector.
3752 * target.h (class Target): Add adjust_elf_header and
3753 do_adjust_elf_header.
3754 * output.cc (Output_file_header:: do_sized_write): Call target
3755 adjust_elf_header routine.
3756 * configure.tgt: Set targ_osabi.
3757 * configure.ac: Define GOLD_DEFAULT_OSABI.
3758 * parameters.cc (Parameters::default_target): Pass
3759 GOLD_DEFAULT_OSABI to select_target.
3760 * target-select.h (class Target_selector): Make instantiate_target
3761 protected rather than private.
3762 * Makefile.am (HFILES): Add freebsd.h.
3763 * configure, Makefile.in, config.in: Rebuild.
3765 * merge.cc (do_add_input_section): Correct pend value. Change
3766 message about last entry not being null terminated from error to
3769 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3771 * incremental.cc: New file.
3772 * Makefile.am (CCFILES): Add incremental.cc.
3773 * Makefile.in: Rebuild.
3775 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3777 * layout.cc (Layout::output_section_name): Preserve names
3778 of '.note.' sections.
3780 2009-03-19 Ian Lance Taylor <iant@google.com>
3782 * descriptors.cc (Descriptors::open): Check that the options are
3783 valid before using them.
3785 2009-03-18 Ian Lance Taylor <iant@google.com>
3787 * script-sections.h: Include <list>.
3788 (class Script_sections): Change Sections_elements from std::vector
3789 to std::list. Typedef public Elements_iterator. Add
3790 orphan_section_placement_, data_segment_align_start_, and
3791 saw_data_segment_align_ fields. Remove data_segment_align_index_
3793 * script-sections.cc (class Orphan_section_placement): New class.
3794 (class Sections_element): Add virtual functions is_relro and
3795 orphan_section_init. Remove virtual function place_orphan_here.
3796 (class Output_section_definition): Add is_relro and
3797 orphan_section_init. Remove place_orphan_here.
3798 (class Orphan_output_section): Likewise.
3799 (Script_sections::Script_sections): Update for field changes.
3800 (Script_sections::data_segment_align): Set saw_data_segment_align_
3801 and data_segment_align_start_, not data_segment_align_index.
3802 (Script_sections::data_segment_relro_end): Check
3803 saw_data_segment_align_. Use data_segment_align_start_ rather
3804 than data_segment_align_index_.
3805 (Script_sections::place_orphan): Rewrite to use
3806 Orphan_section_placement.
3808 2009-03-17 Ian Lance Taylor <iant@google.com>
3810 * archive.cc (Archive::add_symbols): Check for a version attached
3811 to the symbol name in the archive map.
3812 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3813 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3814 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3815 (ver_test_11.a): New target.
3816 * testsuite/Makefile.in: Rebuild.
3818 * configure.ac: Check for chsize and posix_fallocate. Replace
3820 * ftruncate.c: New file, from gnulib.
3821 * output.cc (posix_fallocate): Define dummy version if not
3822 HAVE_POSIX_FALLOCATE.
3823 (Output_file::map): Call posix_fallocate rather than lseek and
3825 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3826 * configure, Makefile.in, config.in: Rebuild.
3828 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3830 * layout.h (Layout::create_note): Add section_name parameter.
3831 * layout.cc (Layout::create_note): Likewise.
3832 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3834 2009-03-17 Ian Lance Taylor <iant@google.com>
3836 * descriptors.cc: Include "options.h".
3837 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3838 (Descriptors::open): Always use O_CLOEXEC when opening a new
3839 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3840 then set FD_CLOEXEC.
3842 * sparc.cc (class Target_sparc): Add has_got_section.
3843 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3844 make sure we have a GOT section.
3846 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3847 (Target_sparc::Scan::local): Likewise.
3848 (Target_sparc::Scan::global): Likewise.
3849 (Target_sparc::Relocate::relocate): Likewise.
3850 (Target_sparc::Relocate::relocate_tls): Likewise.
3852 * symtab.cc (Symbol_table::define_default_version): New function,
3853 broken out of add_from_object.
3854 (Symbol_table::add_from_object): Call define_default_version.
3855 (Symbol_table::define_special_symbol): Add resolve_oldsym
3856 parameter. Change all callers. If the version for a symbol comes
3857 from a version script, resolve it with the symbol with the same
3858 name with no version. Also add the symbol without a version if
3860 (do_define_in_output_data): If resolving with oldsym, don't delete
3862 (do_define_in_output_segment): Likewise.
3863 (do_define_as_constant): Likewise.
3864 * symtab.h (class Symbol_table): Update declarations.
3866 2009-03-13 Ian Lance Taylor <iant@google.com>
3868 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3869 (Read_symbols::requeue): New function.
3870 (Read_symbols::do_read_symbols): If make_elf_object fails because
3871 the target type is not configured, and the file was searched for,
3872 issue a warning and retry with the next directory.
3873 (Add_symbols::run): If the file has an incompatible format, and
3874 it was searched for, requeue the Read_symbols task. On error,
3876 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3877 dirindex parameter to constructor. Change all callers. Declare
3878 incompatible_warning and requeue.
3879 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3880 input_argument_ and input_group_ fields. Add them to
3881 constructor. Change all callers.
3882 (class Read_script): Add dirindex_ field. Add it to constructor.
3884 * archive.cc (Archive::setup): Remove input_objects parameter.
3886 (Archive::get_file_and_offset): Likewise.
3887 (Archive::read_all_symbols): Likewise.
3888 (Archive::read_symbols): Likewise.
3889 (Archive::get_elf_object_for_member): Remove input_objects
3890 parameter. Add punconfigured parameter. Change all callers.
3891 (Archive::add_symbols): Change return type to bool. Check return
3892 value of include_member.
3893 (Archive::include_all_members): Likewise.
3894 (Archive::include_member): Change return type to bool. Return
3895 false if first included object has incompatible target. Set
3896 included_member_ field.
3897 (Add_archive_symbols::run): If add_symbols returns false, requeue
3899 * archive.h (class Archive): Add included_member_ field.
3900 Initialize it in constructor. Add input_file and searched_for
3901 methods. Update declarations.
3902 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3903 input_argument_ fields. Add them to constructor. Change all
3905 * script.cc: Include "target-select.h".
3906 (class Parser_closure): Add skip_on_incompatible_target_ and
3907 found_incompatible_target_ fields. Add
3908 skip_on_incompatible_target parameter to constructor. Change all
3909 callers. Add methods skip_on_incompatible_target,
3910 clear_skip_on_incompatible_target, found_incompatible_target, and
3911 set_found_incompatible_target.
3912 (read_input_script): Add dirindex parameter. Change all callers.
3913 If parser finds an incompatible target, requeue Read_symbols
3915 (script_set_symbol): Clear skip_on_incompatible_target in
3917 (script_add_assertion, script_parse_option): Likewise.
3918 (script_start_sections, script_add_phdr): Likewise.
3919 (script_check_output_format): New function.
3920 * script.h (read_input_script): Update declaration.
3921 * script-c.h (script_check_output_format): Declare.
3922 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3923 (ignore_cmd): Remove OUTPUT_FORMAT.
3924 * fileread.cc (Input_file::Input_file): Add explicit this.
3925 (Input_file::will_search_for): New function.
3926 (Input_file::open): Add pindex parameter. Change all callers.
3927 * fileread.h (class Input_file): Add input_file_argument method.
3928 Declare will_search_for. Update declarations.
3929 * object.cc (make_elf_object): Add punconfigured parameter.
3931 * object.h (class Object): Make input_file public. Add
3932 searched_for method.
3933 (make_elf_object): Update declaration.
3934 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3936 * dirsearch.h (class Dirsearch): Update declaration.
3937 * options.h (class General_options): Add --warn-search-mismatch.
3938 * parameters.cc (Parameters::is_compatible_target): New function.
3939 * parameters.h (class Parameters): Declare is_compatible_target.
3940 * workqueue.cc (Workqueue::add_blocker): New function.
3941 * workqueue.h (class Workqueue): Declare add_blocker.
3943 * fileread.cc (Input_file::open): Remove options parameter.
3945 (Input_file::open_binary): Likewise.
3946 * script.cc (read_input_script): Likewise.
3947 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3948 options parameter from constructor. Change all callers.
3949 (class Read_script): Likewise.
3950 * fileread.h (class Input_file): Update declarations.
3951 * script.h (read_input_script): Update declaration.
3953 2009-03-10 Nick Clifton <nickc@redhat.com>
3955 * po/es.po: New Spanish translation.
3957 2009-03-06 Cary Coutant <ccoutant@google.com>
3959 * options.cc (parse_short_option): Keep dash_z from registering itself.
3961 2009-03-03 Ian Lance Taylor <iant@google.com>
3964 * target-reloc.h (relocate_section): Pass output_section to
3966 * i386.cc (Target_i386::should_apply_static_reloc): Add
3967 output_section parameter. Change all callers.
3968 (Target_i386::Relocate::relocate): Add output_section parameter.
3969 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3970 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3971 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3972 * testsuite/two_file_shared.sh: New script.
3973 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3974 (check_DATA): Add two_file_shared.dbg.
3975 (two_file_shared.dbg): New target.
3976 * testsuite/Makefile.in: Rebuild.
3978 2009-03-01 Ian Lance Taylor <iant@google.com>
3980 * configure.ac: Check for byteswap.h.
3981 * configure: Rebuild.
3982 * config.in: Rebuild.
3984 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3986 * layout.cc (Layout::find_or_add_kept_section): New function.
3987 (Layout::add_comdat): Removed.
3988 * layout.h (struct Kept_section): Move out of class Layout.
3989 Remove trailing underscores from field names. Add group_sections
3990 field. Rename group_ field to is_group. Change all uses.
3991 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3992 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3993 comdat_groups_ field.
3994 (Sized_relobj::include_section_group): Use
3995 find_or_add_kept_section and Kept_section::group_sections.
3996 (Sized_relobj::include_linkonce_section): Likewise.
3997 * object.cc (class Sized_relobj): Don't define Comdat_group or
3998 Comdat_group_table. Remove find_comdat_group and
3999 add_comdat_group. Remove comdat_groups_ field.
4000 * plugin.cc (include_comdat_group): Use
4001 Layout::find_or_add_kept_section.
4003 2009-02-28 Ian Lance Taylor <iant@google.com>
4005 * README: --gc-sections and map files are now supported. Document
4006 some build requirements.
4009 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4010 relocatable link set the value of the section symbol to zero.
4011 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4012 relocatable link don't include the section address in the local
4015 2009-02-27 Ian Lance Taylor <iant@google.com>
4018 * options.h (class Search_directory): Add is_system_directory.
4019 (class General_options): Declare is_in_system_directory.
4020 * options.cc (get_relative_sysroot): Make static.
4021 (get_default_sysroot): Make static.
4022 (General_optoins::is_in_system_directory): New function.
4023 * fileread.cc (Input_file::is_in_system_directory): New function.
4024 * fileread.h (class Input_file): Declare is_in_system_directory.
4025 * object.h (class Object): Add is_in_system_directory.
4026 (class Input_objects): Remove system_library_directory_ field.
4027 * object.cc (Input_objects::add_object): Don't set
4028 system_library_directory_.
4029 (input_objects::found_in_system_library_directory): Remove.
4030 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4031 parameter. Change all callers.
4032 (Symbol_table::sized_write_globals): Likewise.
4033 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4034 Call Object::is_in_system_directory.
4035 * symtab.h (class Symbol_table): Update declarations.
4038 * descriptors.h (Open_descriptor): Add is_on_stack field.
4039 * descriptors.cc (Descriptors::open): If the descriptor is on the
4040 top of the stack, remove it. Initialize is_on_stack field.
4041 (Descriptors::release): Only add pod to stack if it is not on the
4043 (Descriptors::close_some_descriptor): Clear stack_next and
4047 * output.cc (Output_section::find_starting_output_address): Rename
4048 from starting_output_address; add PADDR parameter; change return
4050 * output.h (class Output_section): Declare
4051 find_starting_output_address instead of starting_output_address.
4052 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4053 section symbol for which we can't find a merge section.
4056 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4057 hidden or internal, force the symbol to be local.
4058 * resolve.cc (Symbol::override_visibility): Define.
4059 (Symbol::override_base): Use override_visibility.
4060 (Symbol_table::resolve): Likewise.
4061 (Symbol::override_base_with_special): Likewise.
4062 (Symbol_table::override_with_special): If the visibility is hidden
4063 or internal, force the symbol to be local.
4064 * symtab.h (class Symbol): Add set_visibility and
4065 override_visibility.
4066 * testsuite/ver_test_1.sh: New file.
4067 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4068 (check_DATA): Add ver_test_1.syms.
4069 (ver_test_1.syms): New target.
4070 * testsuite/Makefile.in: Rebuild.
4072 2009-02-25 Cary Coutant <ccoutant@google.com>
4074 * layout.cc (Layout::choose_output_section): Don't rename sections
4075 when using a linker script that has a SECTIONS clause.
4076 * Makefile.in: Regenerate.
4078 * testsuite/Makefile.am (script_test_5.sh): New test case.
4079 * testsuite/Makefile.in: Regenerate.
4080 * testsuite/script_test_5.cc: New file.
4081 * testsuite/script_test_5.sh: New file.
4082 * testsuite/script_test_5.t: New file.
4084 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4086 * archive.cc (Archive::include_member): Update calls to add_symbols.
4087 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4088 the Layout argument.
4089 * dynobj.h (do_add_symbols): Add the Layout argument.
4090 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4092 * object.h (Object::add_symbols): Add the Layout argument.
4093 (Object::do_add_symbols): Add the Layout argument.
4094 (Sized_relobj::do_add_symbols): Add the Layout argument.
4095 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4096 Unify the two versions.
4097 (Add_plugin_symbols): Remove.
4098 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4099 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4100 (Add_plugin_symbols): Remove.
4101 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4102 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4103 (Add_symbols::run): Make it work with Pulginobj.
4105 2009-02-06 Ian Lance Taylor <iant@google.com>
4107 * object.cc (Sized_relobj::do_layout): Make info message start
4108 with lower case letter.
4110 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4112 * binary.cc: Fix file comment.
4114 * options.h (enum Incremental_disposition): Define.
4115 (class General_options): Add new options: --incremental,
4116 --incremental_changed, --incremental_unchanged,
4117 --incremental_unknown. Add incremental_disposition_ and
4118 implicit_incremental_ fields.
4119 (General_options::incremental_disposition): New function.
4120 (class Position_dependent_options): Add incremental_disposition
4122 (Position_dependent_options::copy_from_options): Set incremental
4124 * options.cc (General_options::parse_incremental_changed): New
4126 (General_options::parse_incremental_unchanged): New function.
4127 (General_options::parse_incremental_unknown): New function.
4128 (General_options::General_options): Initialize new fields
4129 incremental_disposition_ and implicit_incremental_.
4130 (General_options::finalize): Check for uasge of --incremental-*
4131 without --incremental.
4133 2009-02-06 Chris Demetriou <cgd@google.com>
4135 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4136 pointer and to report location as the file name associated with
4138 (gold_undefined_symbol_at_location): New function to replace the
4139 old gold_undefined_symbol functionality.
4140 * target-reloc.h (relocate_section): Update to use
4141 gold_undefined_symbol_at_location.
4142 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4143 Call gold_undefined_symbol function rather than gold_error.
4144 * errors.h (Errors::undefined_symbol): Take location as a
4145 string, rather than calculating it from a relocation.
4146 * errors.cc (Errors::fatal): Print "fatal error:" before the
4148 (Errors::error, Errors::error_at_location): Print "error: "
4149 before the formatted message.
4150 (Errors::undefined_symbol): Take location as a string, rather
4151 than calculating it from a relocation.
4152 (gold_undefined_symbol_at_location): New function akin to
4153 old gold_undefined_symbol, calculates location from relocation.
4154 (gold_undefined_symbol): Change to take only a Symbol pointer
4155 and to report location as the file name associated with the symbol.
4156 * testsuite/debug_msg.sh: Update for changed error messages.
4157 * testsuite/undef_symbol.sh: Likewise.
4159 2009-02-04 Duncan Sands <baldrick@free.fr>
4162 * reduced_debug_output.h
4163 (Output_reduced_debug_abbrev_section::failed): Use format for
4165 (Output_reduced_debug_info_section::faild): Likewise.
4167 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4169 * script.cc (Lazy_demangler): New class.
4170 (Version_script_info::get_symbol_version_helper): Demangle a
4173 2009-01-29 Cary Coutant <ccoutant@google.com>
4175 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4177 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4179 2009-01-28 Ian Lance Taylor <iant@google.com>
4181 * version.cc (version_string): Bump to 1.9.
4183 * gold.h: Include <cstring> and <stdint.h>.
4184 * version.cc: Include <cstdio>.
4185 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4187 * reduced_debug_output.cc (insert_into_vector): Rename from
4188 Insert_into_vector; change all callers. Use Swap_unaligned to
4189 avoid aliasing issue; remove union since it is unnecessary.
4191 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4193 * Makefile.am (CCFILES): Add gc.cc.
4195 * Makefile.in: Regenerate.
4196 * gold.cc (Gc_runner): New class.
4197 (queue_initial_tasks): Call garbage collection related tasks
4198 when corresponding options are invoked.
4199 (queue_middle_gc_tasks): New function.
4200 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4201 processed early before laying out sections during garbage collection.
4202 * gold.h (queue_middle_gc_tasks): New function.
4203 (is_prefix_of): Move from "layout.cc".
4204 * i386.cc (Target_i386::gc_process_relocs): New function.
4205 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4206 * main.cc (main): Create object of class "Garbage_collection".
4207 * object.cc (Relobj::copy_symbols_data): New function.
4208 (Relobj::is_section_name_included): New function.
4209 (Sized_relobj::do_layout): Allow this function to be called twice
4210 during garbage collection and defer layout of section during the
4212 * object.h (Relobj::get_symbols_data): New function.
4213 (Relobj::is_section_name_included): New function.
4214 (Relobj::copy_symbols_data): New function.
4215 (Relobj::set_symbols_data): New function.
4216 (Relobj::get_relocs_data): New function.
4217 (Relobj::set_relocs_data): New function.
4218 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4219 (Relobj::gc_process_relocs): New function.
4220 (Relobj::do_gc_process_relocs): New pure virtual function.
4221 (Relobj::sd_): New data member.
4222 (Sized_relobj::is_output_section_offset_invalid): New function.
4223 (Sized_relobj::do_gc_process_relocs): New function.
4224 * options.h (General_options::gc_sections): Modify to not be a no-op.
4225 (General_options::print_gc_sections): New option.
4226 * plugin.cc (Plugin_finish::run): Remove function call to
4227 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4228 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4229 * reloc.cc (Read_relocs::run): Add task to process relocs and
4230 determine unreferenced sections when doing garbage collection.
4231 (Gc_process_relocs): New class.
4232 (Sized_relobj::do_gc_process_relocs): New function.
4233 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4234 sections that are garbage collected.
4235 * reloc.h (Gc_process_relocs): New class.
4236 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4237 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4238 symbols whose corresponding sections are garbage collected.
4239 (Symbol_table::Symbol_table): Add new parameter for the garbage
4241 (Symbol_table::gc_mark_undef_symbols): New function.
4242 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4243 (Symbol_table::gc_mark_dyn_syms): New function.
4244 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4246 (Symbol_table::add_from_object): Likewise.
4247 (Symbol_table::add_from_relobj): When building shared objects, do not
4248 treat externally visible symbols as garbage.
4249 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4250 table information for static and relocatable links.
4251 * symtab.h (Symbol_table::set_gc): New function.
4252 (Symbol_table::gc): New function.
4253 (Symbol_table::gc_mark_undef_symbols): New function.
4254 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4255 (Symbol_table::gc_mark_dyn_syms): New function.
4256 (Symbol_table::gc_): New data member.
4257 * target.h (Sized_target::gc_process_relocs): New pure virtual
4259 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4260 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4262 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4264 * options.h (General_options::gc_sections): Define as a no-op for now.
4265 (General_options::no_keep_memory): Ditto.
4266 (General_options::Bshareable): Define.
4267 * options.cc (General_options::finalize): Honor -Bshareable.
4269 2009-01-20 Andreas Schwab <schwab@suse.de>
4271 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4272 read the value in the contents, since we don't use it. Use the
4273 template endianness when writing.
4274 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4276 2009-01-19 Andreas Schwab <schwab@suse.de>
4278 * configure.tgt (powerpc64-*): Fix targ_obj.
4280 2009-01-15 Ian Lance Taylor <iant@google.com>
4282 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4283 local symbols when stripping all symbols.
4285 2009-01-14 Cary Coutant <ccoutant@google.com>
4287 * output.cc (Output_reloc): Add explicit instantiations.
4289 2009-01-14 Cary Coutant <ccoutant@google.com>
4291 * archive.cc (Archive::get_elf_object_for_member): Remove call
4292 to File_read::claim_for_plugin.
4293 * descriptors.cc (Descriptors::open): Remove reference to
4295 (Descriptors::claim_for_plugin): Remove.
4296 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4297 (Descriptors::is_claimed): Remove.
4298 (claim_descriptor_for_plugin): Remove.
4299 * fileread.cc (File_read::claim_for_plugin): Remove.
4300 * fileread.h (File_read::claim_for_plugin): Remove.
4301 (File_read::descriptor): Reopen descriptor if necessary.
4302 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4303 (Plugin_manager::all_symbols_read): Add task parameter. Change
4305 (Plugin_manager::get_input_file): New function.
4306 (Plugin_manager::release_input_file): New function.
4307 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4308 corresponding data member.
4309 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4310 and pass to base constructor. Change all callers.
4311 (get_input_file, release_input_file): New functions.
4312 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4313 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4314 (Plugin_manager::all_symbols_read): Add task parameter.
4315 (Plugin_manager::get_input_file): New function.
4316 (Plugin_manager::release_input_file): New function.
4317 (Plugin_manager::task_): New data member.
4318 (Pluginobj::Pluginobj): Add filesize parameter.
4319 (Pluginobj::filename): New function.
4320 (Pluginobj::descriptor): New function.
4321 (Pluginobj::filesize): New function.
4322 (Pluginobj::filesize_): New data member.
4323 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4324 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4325 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4327 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4328 with archive libraries.
4329 * testsuite/Makefile.in: Regenerate.
4330 * testsuite/plugin_test.c (struct sym_info): New type.
4331 (get_input_file, release_input_file): New static variables.
4332 (onload): Capture new transfer vector entries.
4333 (claim_file_hook): Stop reading at end of file according to filesize.
4334 Factor out parsing of readelf output into separate function.
4335 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4336 APIs and get the source file name from the symbol table. Convert
4337 source file name to corresponding object file name. Print info
4338 message when adding new input files.
4339 (parse_readelf_line): New function.
4340 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4341 * testsuite/plugin_test_2.sh: Likewise.
4342 * testsuite/plugin_test_3.sh: Likewise.
4343 * testsuite/plugin_test_4.sh: New test case.
4345 2009-01-07 Ian Lance Taylor <iant@google.com>
4347 * version.cc (version_string): Bump to 1.8.
4349 2008-12-23 Cary Coutant <ccoutant@google.com>
4351 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4352 * plugin.cc (Plugin_manager::finish): Rename as
4353 layout_deferred_objects. Move cleanup to separate function.
4354 (Plugin_manager::cleanup): New function.
4355 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4357 * plugin.h (Plugin_manager::finish): Rename as
4358 layout_deferred_objects.
4359 (Plugin_manager::cleanup): New function.
4360 (Plugin_manager::cleanup_done): New field.
4362 2008-12-23 Cary Coutant <ccoutant@google.com>
4364 * plugin.cc (is_visible_from_outside): New function.
4365 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4366 so we don't return "IR only" status for exported symbols or -r links.
4368 * testsuite/Makefile.am (plugin_test_3): New test case.
4369 * testsuite/Makefile.in: Regenerate.
4370 * testsuite/plugin_test_3.sh: New file.
4372 2008-12-22 Cary Coutant <ccoutant@google.com>
4374 * object.cc (Sized_relobj::layout_section): New function.
4375 (Sized_relobj::do_layout): Defer layout of input sections until after
4376 plugin has provided replacement files.
4377 (Sized_relobj::do_layout_deferred_sections): New function.
4378 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4379 (Relobj::layout_deferred_sections): New function.
4380 (Relobj::do_layout_deferred_sections): New function.
4381 (Sized_relobj::do_layout_deferred_sections): New function.
4382 (Sized_relobj::layout_section): New function.
4383 (Sized_relobj::Deferred_layout): New structure.
4384 (Sized_relobj::deferred_layout_): New field.
4385 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4386 Change all callers. Layout deferred sections.
4387 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4389 (Plugin_hook::run): Move code from do_plugin_hook inline.
4390 (Plugin_hook::do_plugin_hook): Remove.
4391 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4392 (Plugin_manager::finish): Renamed, was cleanup.
4393 (Plugin_manager::should_defer_layout): New function.
4394 (Plugin_manager::add_deferred_layout_object): New function.
4395 (Plugin_manager::Deferred_layout_list): New type.
4396 (Plugin_manager::deferred_layout_objects_): New field.
4397 (Plugin_hook::do_plugin_hook): Remove.
4399 2008-12-17 Ian Lance Taylor <iant@google.com>
4401 * options.h (class General_options): Add --no case for
4404 2008-12-16 Cary Coutant <ccoutant@google.com>
4406 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4408 (Plugin_manager::claim_file): Create plugin object even if
4409 plugin did not call the add_symbols callback.
4410 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4411 asking for more symbols than were added.
4412 * testsuite/Makefile.am (plugin_test_1): Add test case with
4414 (empty.syms): New target.
4415 * testsuite/Makefile.in: Regenerate.
4416 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4417 message. Don't call add_symbols if no globals.
4418 (all_symbols_read_hook): Don't provide replacement for empty
4421 2008-12-12 Ian Lance Taylor <iant@google.com>
4423 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4424 r_type == 0 for a local symbol with r_sym == 0.
4425 (scan_relocatable_relocs): Pass r_sym to
4426 local_non_section_strategy.
4427 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4430 * configure.ac: Update test for TLS descriptors: they are
4431 supported as of glibc 2.9.
4432 * configure: Rebuild.
4434 2008-12-11 Ian Lance Taylor <iant@google.com>
4437 * target-reloc.h (Default_scan_relocatable_relocs): For each
4438 function, map r_type == 0 to RELOC_DISCARD.
4440 2008-12-10 Cary Coutant <ccoutant@google.com>
4442 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4443 object to override a kept COMDAT group from a plugin object.
4445 2008-12-09 Ian Lance Taylor <iant@google.com>
4448 * yyscript.y (file_cmd): Handle INPUT.
4450 * testsuite/initpri1.c: Change all declarations to be full
4451 prototypes by adding void, to avoid compiler warnings.
4453 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4455 * options.cc (General_options::parse_plugin_opt): New.
4456 (General_options::add_plugin): The argument now is just the filename.
4457 (General_options::add_plugin_option): New.
4458 * options.h (plugin_opt): New.
4459 (add_plugin): Change argument name.
4460 (add_plugin_option): New.
4461 * plugin.cc (Plugin::load): Don't parse the plugin option.
4462 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4463 (Plugin::add_option): New.
4464 (Plugin::args_): Change type.
4465 (Plugin::filename_): New.
4466 (Plugin_manager::add_plugin_option): New.
4467 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4468 * testsuite/Makefile.in: Regenerate.
4470 2008-12-05 Cary Coutant <ccoutant@google.com>
4472 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4473 Handle --strip-lto-sections option.
4474 * options.h (strip_lto_sections): New option.
4476 2008-12-01 Cary Coutant <ccoutant@google.com>
4478 * plugin.cc (ld_plugin_message): Change format parameter to const.
4479 Fix mismatch between new[] and delete.
4481 2008-11-14 Cary Coutant <ccoutant@google.com>
4483 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4486 2008-11-05 Craig Silverstein <csilvers@google.com>
4488 * options.cc (General_options::parse_dynamic_list): New function.
4489 * options.h (General_options): New flags dynamic_list,
4490 dynamic_list_data, dynamic_list_cpp_new, and
4491 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4492 (General_options::in_dynamic_list): New function.
4493 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4494 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4495 (Lex::can_continue_name): Likewise.
4497 (read_script_file): New parameter script_options.
4498 (read_dynamic_list): New function.
4499 (Script_options::define_dynamic_list): New function.
4500 (dynamic_list_keyword_parsecodes): New variable.
4501 (dynamic_list_keywords): New variable.
4502 * script.h (Script_options::define_dynamic_list): New function
4504 (read_dynamic_list): New function prototype.
4505 * symtab.cc (strprefix): New macro.
4506 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4507 dynamic_list_data, dynamic_list_cpp_new, and
4508 dynamic_list_cpp_typeinfo.
4509 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4510 (dynamic_list_expr): New rule.
4511 (dynamic_list_nodes): Likewise.
4512 (dynamic_list_node): Likewise.
4513 * testsuite/Makefile.am (dynamic_list): New test.
4514 * testsuite/Makefile.in: Regenerated.
4515 * testsuite/dynamic_list.t: New file.
4516 * testsuite/dynamic_list.sh: New file.
4518 2008-11-05 Craig Silverstein <csilvers@google.com>
4520 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4521 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4522 (t11_last): Likewise.
4523 * testsuite/ver_test_6.c (main): Likewise.
4525 2008-10-07 Cary Coutant <ccoutant@google.com>
4527 * options.c (General_options::finalize): Add check for -static and
4529 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4532 2008-10-02 Cary Coutant <ccoutant@google.com>
4534 * plugin.cc (make_sized_plugin_object): Fix conditional
4535 compilation to work when not all targets are enabled.
4537 2008-09-29 Cary Coutant <ccoutant@google.com>
4539 * archive.cc (Archive::get_file_and_offset): Use filename instead
4540 of name to get library path.
4541 (Archive::include_member): Unlock external member of a thin archive.
4543 * testsuite/Makefile.am (TEST_AR): New variable.
4544 (thin_archive_test_1): New test.
4545 (thin_archive_test_2): New test.
4546 * testsuite/Makefile.in: Regenerate.
4547 * testsuite/thin_archive_main.cc: New file.
4548 * testsuite/thin_archive_test_1.cc: New file.
4549 * testsuite/thin_archive_test_2.cc: New file.
4550 * testsuite/thin_archive_test_3.cc: New file.
4551 * testsuite/thin_archive_test_4.cc: New file.
4553 2008-09-29 Cary Coutant <ccoutant@google.com>
4555 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4556 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4558 (Sized_relobj::do_finalize_local_symbols): Likewise.
4559 (Sized_relobj::map_to_kept_section): Likewise.
4560 * object.h (Sized_relobj::invalid_address): New constant.
4561 (Sized_relobj::do_output_section_offset): Check for invalid_address
4563 * output.cc (Output_reloc::local_section_offset): Use constant
4564 invalid_address instead of -1U.
4565 (Output_reloc::get_address): Likewise.
4566 (Output_section::output_address): Change -1U to -1ULL.
4567 * output.h (Output_reloc::invalid_address): New constant.
4568 * reloc.cc (Sized_relobj::write_sections): Use constant
4569 invalid_address instead of -1U.
4570 (Sized_relobj::relocate_sections): Likewise.
4571 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4572 values for merge sections.
4573 * target-reloc.h (relocate_for_relocatable): Use constant
4574 invalid_address instead of -1U.
4576 2008-09-19 Cary Coutant <ccoutant@google.com>
4578 Add plugin functionality for link-time optimization (LTO).
4579 * configure.ac (plugins): Add --enable-plugins option.
4580 * configure: Regenerate.
4581 * config.in: Regenerate.
4582 * Makefile.am (LIBDL): New variable.
4583 (CCFILES): Add plugin.cc.
4584 (HFILES): Add plugin.h.
4585 (ldadd_var): Add LIBDL.
4586 * Makefile.in: Regenerate.
4588 * archive.cc: Include "plugin.h".
4589 (Archive::setup): Don't preread archive symbols when using a plugin.
4590 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4591 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4593 (Archive::include_member): Add symbols from plugin objects.
4594 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4595 * descriptors.cc (Descriptors::open): Check for file descriptors
4596 abandoned by plugins.
4597 (Descriptors::claim_for_plugin): New function.
4598 * descriptors.h (Descriptors::claim_for_plugin): New function.
4599 (Open_descriptor::is_claimed): New field.
4600 (claim_descriptor_for_plugin): New function.
4601 * fileread.cc (File_read::claim_for_plugin): New function.
4602 * fileread.h (File_read::claim_for_plugin): New function.
4603 (File_read::descriptor): New function.
4604 * gold.cc: Include "plugin.h".
4605 (queue_initial_tasks): Add task to call plugin hooks for generating
4607 * main.cc: Include "plugin.h".
4608 (main): Load plugin libraries.
4609 * object.h (Pluginobj): Declare.
4610 (Object::pluginobj): New function.
4611 (Object::do_pluginobj): New function.
4612 (Object::set_target): New function.
4613 * options.cc: Include "plugin.h".
4614 (General_options::parse_plugin): New function.
4615 (General_options::General_options): Initialize plugins_ field.
4616 (General_options::add_plugin): New function.
4617 * options.h (Plugin_manager): Declare.
4618 (General_options): Add --plugin option.
4619 (General_options::has_plugins): New function.
4620 (General_options::plugins): New function.
4621 (General_options::add_plugin): New function.
4622 (General_options::plugins_): New field.
4623 * plugin.cc: New file.
4624 * plugin.h: New file.
4625 * readsyms.cc: Include "plugin.h".
4626 (Read_symbols::do_read_symbols): Check for archive before checking
4627 for ELF file. Call plugin hooks to claim files.
4628 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4629 from a real object file; force override when processing replacement
4631 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4632 (Symbol::init_base_object): Likewise.
4633 (Symbol::init_base_output_data): Likewise.
4634 (Symbol::init_base_output_segment): Likewise.
4635 (Symbol::init_base_constant): Likewise.
4636 (Symbol::init_base_undefined): Likewise.
4637 (Symbol::output_section): Assert that object is not a plugin.
4638 (Symbol_table::add_from_pluginobj): New function.
4639 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4641 (Symbol_table::sized_write_globals): Likewise.
4642 (Symbol_table::add_from_pluginobj): Instantiate template.
4643 * symtab.h (Sized_pluginobj): Declare.
4644 (Symbol::in_real_elf): New function.
4645 (Symbol::set_in_real_elf): New function.
4646 (Symbol::in_real_elf_): New field.
4647 (Symbol_table::add_from_pluginobj): New function.
4649 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4650 (LIBDL): New variable.
4652 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4653 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4654 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4655 (MOSTLYCLEANFILES): Likewise.
4656 * testsuite/Makefile.in: Regenerate.
4657 * testsuite/plugin_test.c: New file.
4658 * testsuite/plugin_test_1.sh: New file.
4659 * testsuite/plugin_test_2.sh: New file.
4661 2008-09-16 Ian Lance Taylor <iant@google.com>
4663 * target-reloc.h (relocate_section): Check whether a symbol is
4664 defined by the ABI before reporting an undefined symbol error.
4665 * target.h (Target::is_defined_by_abi): Make parameter const.
4666 (Target::do_is_defined_by_abi): Likewise.
4667 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4668 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4669 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4670 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4671 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4672 * testsuite/Makefile.in: Rebuild.
4674 * fileread.cc (make_view): Add casts to avoid warning.
4676 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4678 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4679 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4681 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4683 * options.h (General_options::output_is_executable): New.
4684 (General_options::output_is_pie): New.
4685 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4686 for shared libraries.
4687 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4689 2008-09-11 Chris Demetriou <cgd@google.com>
4691 * options.h (origin): New -z option.
4692 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4693 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4696 2008-09-05 Cary Coutant <ccoutant@google.com>
4698 * fileread.cc (File_read::make_view): Add check for attempt to map
4701 2008-09-05 Cary Coutant <ccoutant@google.com>
4703 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4704 explicit instantiations.
4706 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4709 * options.cc (General_options::finalize): Allow undefined symbols
4710 in shlibs if linking -shared.
4713 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4714 symbols as not needing a dynsym entry.
4716 2008-08-20 Craig Silverstein <csilvers@google.com>
4718 * fileread.cc (File_read::open): Do not lock the file unless it
4719 was successfully opened.
4721 2008-08-14 Cary Coutant <ccoutant@google.com>
4723 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4724 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4725 * testsuite/tls_test.cc (struct int128): 128-bit struct
4726 for testing TLS relocs with non-zero addend.
4727 (v12): New TLS variable.
4729 (t_last): Add check for v12.
4730 * testsuite/tls_test.h (t12): New function.
4731 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4733 2008-08-13 Ian Lance Taylor <iant@google.com>
4735 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4736 set tls_segment_ or relro_segment_.
4737 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4739 * output.h (Output_section::clear_is_relro): New function.
4740 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4741 sections specially even when output_data_ is empty.
4742 (Output_segment::maximum_alignment): When first section is relro,
4743 only force alignment for PT_LOAD segments.
4744 * script.cc (script_data_segment_align): New function.
4745 (script_data_segment_relro_end): New function.
4746 * script-c.h (script_data_segment_align): Declare.
4747 (script_data_segment_relro_end): Declare.
4748 * script-sections.h (class Script_sections): Declare
4749 data_segment_align and data_segment_relro_end. Add fields
4750 segment_align_index_ and saw_relro_end_.
4751 * script-sections.cc (class Sections_element): Add set_is_relro
4752 virtual function. Add new bool* parameter to place_orphan_here.
4753 Add get_output_section virtual function.
4754 (class Output_section_definition): Add set_is_relro. Add new
4755 bool* parameter to place_orphan_here. Add get_output_section.
4756 Add is_relro_ field.
4757 (Output_section_definition::Output_section_definition): Initialize
4758 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4759 and is_relro_ fields.
4760 (Output_section_definition::place_orphan_here): Add is_relro
4762 (Output_section_definition::set_section_addresses): Set relro for
4764 (Output_section_definition::alternate_constraint): Likewise.
4765 (class Orphan_output_section): Add new bool* parameter to
4766 place_orphan_here. Add get_output_section.
4767 (Orphan_output_section::place_orphan_here): Add is_relro
4769 (Script_sections::Script_sections): Initialize
4770 data_segment_align_index_ and saw_relro_end_.
4771 (Script_sections::data_segment_align): New function.
4772 (Script_sections::data_segment_relro_end): New function.
4773 (Script_sections::place_orphan): Set or clear is_relro.
4774 (Script_sections::set_section_addresses): Force alignment of first
4776 * yyscript.y (exp): Call script_data_segment_align and
4777 script_data_segment_relro_end.
4778 * testsuite/relro_script_test.t: New file.
4779 * testsuite/relro_test.cc (using_script): Declare.
4780 (t1, t2): Test using_script.
4781 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4782 (relro_script_test_SOURCES): Define.
4783 (relro_script_test_DEPENDENCIES): Define.
4784 (relro_script_test_LDFLAGS): Define.
4785 (relro_script_test_LDADD): Define.
4786 (relro_script_test.so): New target.
4787 * testsuite/Makefile.in: Rebuild.
4789 2008-08-06 Cary Coutant <ccoutant@google.com>
4791 * archive.cc (Archive::total_archives, Archive::total_members)
4792 (Archive::total_members_loaded): New variables.
4793 (Archive::setup): Add parameter. Add option to preread
4795 (Archive::read_armap): Add counter.
4796 (Archive::get_file_and_offset): New function.
4797 (Archive::get_elf_object_for_member): New function.
4798 (Archive::read_all_symbols): New function.
4799 (Archive::read_symbols): New function.
4800 (Archive::add_symbols): Add counters.
4801 (Archive::include_all_members): Use armap to find members if it's
4803 (Archive::include_member): Skip reading symbols if already read.
4804 Factored code into Archive::get_file_and_offset and
4805 Archive::get_elf_object_for_member. Changed call to
4806 Mapfile::report_include_archive_member.
4807 (Archive::print_stats): New function.
4808 * archive.h: Declare Object and Read_symbols_data classes.
4809 (Archive::Archive): Add initializers for new members.
4810 (Archive::setup): Add parameter.
4811 (Archive::print_stats): New function.
4812 (Archive::total_archives, Archive::total_members)
4813 (Archive::total_members_loaded): New variables.
4814 (Archive::get_file_and_offset): New function.
4815 (Archive::get_elf_object_for_member): New function.
4816 (Archive::read_all_symbols): New function.
4817 (Archive::read_symbols): New function.
4818 (Archive::Archive_member): New class.
4819 (Archive::members_): New member.
4820 (Archive::num_members_): New member.
4821 * main.cc: Include archive.h.
4822 (main): Call Archive::print_stats.
4823 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4824 archive parameter; member_name is now the fully-decorated name.
4825 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4826 * options.h: (General_options): Add --preread-archive-symbols option.
4827 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4830 2008-08-04 Ian Lance Taylor <iant@google.com>
4832 * symtab.h (Symbol::use_plt_offset): New function.
4833 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4834 * powerpc.cc (Relocate::relocate): Likewise.
4835 * sparc.cc (Relocate::relocate): Likewise.
4836 * x86_64.cc (Relocate::relocate): Likewise.
4837 * testsuite/weak_plt.sh: New test.
4838 * testsuite/weak_plt_main.cc: New test.
4839 * testsuite/weak_plt_shared.cc: New test.
4840 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4841 (check_PROGRAMS): Add weak_plt.
4842 (check_DATA): Add weak_plt_shared.so.
4843 (weak_plt_main_pic.o, weak_plt): New targets.
4844 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4845 * testsuite/Makefile.in: Rebuild.
4847 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4849 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4850 * testsuite/Makefile.in: Rebuild.
4852 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4854 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4855 * Makefile.in: Regenerate.
4856 * po/POTFILES.in: Regenerate.
4858 2008-07-29 Ian Lance Taylor <iant@google.com>
4860 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4861 symbols before other symbols.
4862 * testsuite/script_test_2.cc (test_addr): Declare.
4863 (test_addr_alias): Declare.
4864 (main): Check that test_addr and test_addr_alias have the right
4866 * testsuite/script_test_2.t: Define test_addr_alias and
4869 2008-07-24 Ian Lance Taylor <iant@google.com>
4872 * descriptors.cc: New file.
4873 * descriptors.h: New file.
4874 * gold-threads.h (class Hold_optional_lock): New class.
4875 * fileread.cc: Include "descriptors.h".
4876 (File_read::~File_read): Release descriptor rather than closing
4878 (File_read::open) [file]: Call open_descriptor rather than open.
4879 Set is_descriptor_opened_.
4880 (File_read::open) [memory]: Assert that descriptor is not open.
4881 (File_read::reopen_descriptor): New function.
4882 (File_read::release): Release descriptor.
4883 (File_read::do_read): Make non-const. Reopen descriptor.
4884 (File_read::read): Make non-const.
4885 (File_read::make_view): Reopen descriptor.
4886 (File_read::do_readv): Likewise.
4887 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4888 Update declarations.
4889 * layout.cc: Include "descriptors.h".
4890 (Layout::create_build_id): Use open_descriptor rather than open.
4891 * output.cc: Include "descriptors.h".
4892 (Output_file::open): Use open_descriptor rather than open.
4893 * archive.cc (Archive::const_iterator): Change Archive to be
4895 (Archive::begin, Archive::end): Make non-const.
4896 (Archive::count_members): Likewise.
4897 * archive.h (class Archive): Update declarations.
4898 * object.h (Object::read): Make non-const.
4899 * Makefile.am (CCFILES): Add descriptors.cc.
4900 (HFILES): Add descriptors.h.
4901 * Makefile.in: Rebuild.
4904 * gold.h: Always include <clocale>. Add Solaris workarounds
4905 following code in binutils/sysdep.h.
4908 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4909 this->eh_frame_hdr_ is NULL before using it.
4911 * dynobj.cc (Versions::Versions): Update comment.
4913 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4914 the base version name.
4916 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4917 array size plus one.
4918 (Stringpool_template::set_string_offsets): Subtract one from key
4919 before using it as an array index.
4920 (Stringpool_template::get_offset_with_length): Likewise.
4921 (Stringpool_template::write_to_buffer): Likewise.
4922 * stringpool.h (Stringpool_template::get_offset_from_key):
4925 2008-07-23 Ian Lance Taylor <iant@google.com>
4928 * object.h (Merged_symbol_value::value): Do our best to handle a
4932 * script.cc (Version_script_info::get_versions): Don't add empty
4933 version tag to return value.
4934 (Version_script_info::get_symbol_version_helper): Change return
4935 type to bool. Add pversion parameter. Change all callers.
4936 (script_register_vers_node): Don't require a non-NULL tag.
4937 * script.h (class Version_script_info): Update declarations.
4938 (Version_script_info::get_symbol_version): Change return type to
4939 bool. Add version parameter. Change all callers.
4940 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4941 handling. Handle an empty version from a version script.
4942 (Symbol_table::define_special_symbol): Likewise.
4943 * testsuite/ver_test_10.script: New file.
4944 * testsuite/ver_test_10.sh: New file.
4945 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4946 (check_DATA): Add ver_test_10.syms.
4947 (ver_test_10.syms, ver_test_10.so): New target.
4948 * testsuite/Makefile.in: Rebuild.
4950 2008-07-23 Simon Baldwin <simonb@google.com>
4952 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4953 to zero for undefined symbols from dynamic libraries.
4955 2008-07-23 Ian Lance Taylor <iant@google.com>
4957 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4959 * symtab.h (class Symbol_table): Update declaration.
4960 * testsuite/ver_test_9.cc: New file.
4961 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4962 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4963 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4964 (ver_test_9.so, ver_test_9.o): New targets.
4965 * testsuite/Makefile.in: Rebuild.
4967 2008-07-22 Ian Lance Taylor <iant@google.com>
4969 * options.h (class General_options): Define --check-sections.
4970 * layout.cc (Layout::set_segment_offsets): Handle
4973 * options.h (class General_options): Define -n/--nmagic and
4975 * options.cc (General_options::finalize): For -n/--nmagic or
4976 -N/--omagic, set -static.
4977 * layout.cc (Layout::attach_allocated_section_to_segment): If
4978 -N/--omagic, don't put read-only and read-write sections in
4980 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4981 finding a read-only segment.
4982 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4983 don't set the minimum segment alignment to the common page size,
4984 and don't set the file offset to the address modulo the page size.
4985 * script-sections.cc (Script_sections::create_segments): If
4986 -n/--omagic, don't put read-only and read-write sections in
4989 * cref.cc: New file.
4991 * options.h (class General_options): Add --print-symbol-counts.
4992 * main.cc (main): Issue defined symbol report if requested.
4993 * archive.cc (Archive::interpret_header): Make into a const member
4995 (Archive::add_symbols): Call Input_objects::archive_start and
4997 (Archive::const_iterator): Define new class.
4998 (Archive::begin, Archive::end): New functions.
4999 (Archive::include_all_members): Rewrite to use iterator.
5000 (Archive::count_members): New function.
5001 * archive.h (class Archive): Update declarations.
5002 (Archive::filename): New function.
5003 * object.cc: Include "cref.h".
5004 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5005 (Sized_relobj::do_get_global_symbol_counts): New function.
5006 (Input_objects::add_object): Add object to cross-referencer.
5007 (Input_objects::archive_start): New function.
5008 (Input_objects::archive_stop): New function.
5009 (Input_objects::print_symbol_counts): New function.
5010 * object.h: Declare Cref and Archive.
5011 (Object::get_global_symbol_counts): New function.
5012 (Object::do_get_global_symbol_counts): New pure virtual function.
5013 (class Sized_relobj): Add defined_count_ field. Update
5015 (class Input_objects): Add cref_ field. Update constructor.
5016 Update declarations.
5017 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5019 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5021 (Sized_dynobj::do_get_global_symbol_counts): New function.
5022 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5023 defined_count_. Update declarations. Define Symbols typedef.
5024 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5025 parameter. Change all callers.
5026 (Symbol_table::add_from_dynobj): Add sympointers and defined
5027 parameters. Change all callers.
5028 * symtab.h (class Symbol_table): Update declarations.
5029 * Makefile.am (CCFILES): Add cref.cc.
5030 (HFILES): Add cref.h.
5031 * Makefile.in: Rebuild.
5033 2008-07-22 Simon Baldwin <simonb@google.com>
5035 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5036 to zero when writing undefined symbols.
5038 2008-07-22 Ian Lance Taylor <iant@google.com>
5040 * output.cc (Output_section::add_input_section): Don't try to
5041 merge empty merge sections.
5043 2008-07-21 Craig Silverstein <csilvers@google.com>
5045 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5046 Include symbol version in error message.
5048 2008-07-20 Chris Demetriou <cgd@google.com>
5050 * configure.ac (gold_cv_c_random_seed): New configured variable.
5051 (RANDOM_SEED_CFLAGS): New substituted variable.
5052 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5053 * configure: Rebuild.
5054 * Makefile.in: Likewise.
5055 * testsuite/Makefile.in: Likewise.
5057 2008-07-18 Ian Lance Taylor <iant@google.com>
5059 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5060 where we see NAME/NULL and NAME/VERSION as separate symbols.
5061 * testsuite/ver_test_main.cc (main): Call t4.
5062 (t4, t4_2a): Define.
5063 * testsuite/ver_test_2.cc (t4_2): Define.
5064 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5065 * testsuite/ver_test_4.cc (t4_2a): Define.
5066 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5067 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5069 2008-07-17 Ian Lance Taylor <iant@google.com>
5071 * dynobj.cc (Versions::add_def): If we give an error about a
5072 missing version, go ahead and create the version anyhow.
5074 2008-07-10 Ian Lance Taylor <iant@google.com>
5076 Handle output sections with more than 0x7fffffff bytes.
5077 * object.h (class Relobj): Change map_to_output_ to
5078 output_sections_, and just keep a section pointer. Change all
5079 uses. Move comdat group support to Sized_relobj.
5080 (Relobj::is_section_specially_mapped): Remove.
5081 (Relobj::output_section): Remove poff parameter. Change all
5083 (Relobj::output_section_offset): New function.
5084 (Relobj::set_section_offset): Rewrite.
5085 (Relobj::map_to_output): Remove.
5086 (Relobj::output_sections): New function.
5087 (Relobj::do_output_section_offset): New pure virtual function.
5088 (Relobj::do_set_section_offset): Likewise.
5089 (class Sized_relobj): Add section_offsets_ field. Add comdat
5090 group support from Relobj. Update declarations.
5091 (Sized_relobj::get_output_section_offset): New function.
5092 (Sized_relobj::do_output_section_offset): New function.
5093 (Sized_relobj::do_set_section_offset): New function.
5094 * object.cc (Relobj::output_section_address): Remove.
5095 (Sized_relobj::Sized_relobj): Initialize new fields.
5096 (Sized_relobj::include_section_group): Cast find_kept_object to
5098 (Sized_relobj::include_linkonce_section): Likewise.
5099 (Sized_relobj::do_layout): Use separate arrays for output section
5101 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5103 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5104 output_sections and section_offsets.
5105 (Sized_relobj::write_local_symbols): Likewise.
5106 (map_to_kept_section): Compute output address directly.
5107 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5108 output_sections and section_offsets.
5109 (Sized_relobj::write_sections): Likewise.
5110 (Sized_relobj::relocate_sections): Likewise.
5111 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5112 * output.h (class Output_reloc): Update declarations. Change
5113 u2_.relobj to Sized_relobj*.
5114 (class Output_data_reloc): Change add functions to use
5116 * output.cc (Output_reloc::Output_reloc): Change relobj to
5118 (Output_reloc::local_section_offset): Change return type to
5119 Elf_Addr. Use get_output_section_offset.
5120 (Output_reloc::get_address): Likewise.
5121 (Output_section::is_input_address_mapped): Don't call
5122 is_section_specially_mapped.
5123 (Output_section::output_offset): Likewise.
5124 (Output_section::output_address): Likewise.
5125 (Output_section::starting_output_address): Likewise.
5126 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5127 parameter to Sized_relobj*.
5128 (Copy_relocs::need_copy_reloc): Likewise.
5129 (Copy_relocs::save): Likewise.
5130 * copy-relocs.h (class Copy_relocs): Update declarations.
5131 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5132 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5133 * target-reloc.h (relocate_for_relocatable): Change
5134 offset_in_output_section type to Elf_Addr. Change code that uses
5136 * layout.cc (Layout::layout): Always set *off.
5137 * mapfile.cc (Mapfile::print_input_section): Use
5138 output_section_offset.
5139 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5141 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5142 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5143 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5145 2008-07-03 Ian Lance Taylor <iant@google.com>
5147 * layout.cc (Layout::include_section): Do not discard unrecognized
5148 SHT_STRTAB sections.
5150 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5152 * script.cc (Lex::can_continue_name): Make '?' allowable in
5153 version-script names.
5154 * testsuite/version_script.map: Change glob pattern to use '?'
5156 2008-06-30 Manish Singh <yosh@gimp.org>
5159 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5162 2008-06-30 Ian Lance Taylor <iant@google.com>
5166 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5167 versions]: Don't try to read the value in the contents, since we
5168 don't use it. Use the template endianness when writing.
5170 2008-06-25 Cary Coutant <ccoutant@google.com>
5172 * fileread.cc (File_read::make_view): Assert on zero-length view.
5173 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5174 symbol table when there are no symbols to read.
5176 2008-06-23 Craig Silverstein <csilvers@google.com>
5178 * version.cc (version_string): Bump to 1.7
5180 2008-06-18 Craig Silverstein <csilvers@google.com>
5182 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5183 constant 0xFFFF to type Valtype.
5184 (Powerpc_relocate_functions::rel16_ha): Likewise.
5186 2008-06-17 Ian Lance Taylor <iant@google.com>
5188 * output.h (Output_section::Input_section): Initialize p2align_ to
5189 zero for Output_section_data constructors.
5190 (Output_section::Input_section::addralign): If not an input
5191 section, return the alignment of the Output_section_data.
5192 * testsuite/copy_test.cc: New file.
5193 * testsuite/copy_test_1.cc: New file.
5194 * testsuite/copy_test_2.cc: New file.
5195 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5196 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5197 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5198 (copy_test_1_pic.o, copy_test_1.so): New targets.
5199 (copy_test_2_pic.o, copy_test_2.so): New targets.
5200 * testsuite/Makefile.in: Rebuild.
5202 * script-sections.cc (Script_sections::place_orphan): Initialize
5203 local variable exact.
5205 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5207 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5209 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5210 David S. Miller <davem@davemloft.net>
5212 * powerpc.cc: New file.
5213 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5214 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5215 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5216 * Makefile.in: Rebuild.
5218 2008-06-09 Ian Lance Taylor <iant@google.com>
5220 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5222 (throwing, orig_terminate): New static variables.
5223 (terminate_handler): New static function.
5224 (t2): Set terminate handler.
5226 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5229 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5232 2008-05-30 Cary Coutant <ccoutant@google.com>
5234 * archive.cc (Archive::include_all_members) Correct to step
5235 over symbol table and extended name table in thin archives.
5237 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5240 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5243 2008-05-28 Caleb Howe <cshowe@google.com>
5245 * reduced_debug_output.cc: New file.
5246 * reduced_debug_output.h: New file.
5247 * options.h (class General_options): Add --strip-debug-non-line.
5248 * options.cc (General_options::finalize): Add strip_debug_non_line
5249 to the strip heirarchy.
5250 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5252 * layout.cc: Include "reduced_debug_output.h".
5253 (Layout::Layout): Initialize new fields.
5254 (line_only_debug_sections): New static array.
5255 (is_lines_only_debug_sections): New static inline function.
5256 (Layout::include_section): Handle --strip-debug-non-line.
5257 (Layout::make_output_section): If --strip-debug-non-line, build
5258 new output sections for .debug_abbrev and .debug_info.
5259 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5260 gold. Warn about possible overflow.
5261 (read_signed_LEB_128): Likewise.
5262 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5263 (read_signed_LEB_128): Declare.
5264 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5265 (HFILES): Add reduced_debug_output.h.
5266 * Makefile.in: Rebuild.
5268 2008-05-21 Ian Lance Taylor <iant@google.com>
5270 * mapfile.cc: New file.
5271 * mapfile.h: New file.
5272 * options.h (class General_options): Add -M/--print-map and -Map.
5273 * options.cc (General_options::finalize): Make -M equivalent to
5275 * main.cc: Include <cstdio> and "mapfile.h".
5276 (main): Open mapfile if requested.
5277 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5278 constructor. Change caller.
5279 (queue_initial_tasks): Add mapfile parameter. Change caller.
5280 (queue_middle_tasks): Likewise.
5281 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5283 * archive.cc: Include "mapfile.h".
5284 (Archive::add_symbols): Add mapfile parameter. Change all
5285 callers. Pass mapfile, symbol, and reason to include_member.
5286 (Archive::include_all_members): Add mapfile parameter. Change all
5288 (Archive::include_member): Add mapfile, sym, and why parameters.
5289 Change all callers. Report inclusion to map file.
5290 * archive.h: Include "fileread.h".
5291 (class Archive): Update declarations.
5292 (Archive::file): New const method.
5293 (class Add_archive_symbols): Add mapfile_ field. Update
5294 constructor. Change all callers.
5295 * readsyms.h (class Read_symbols): Likewise.
5296 (class Finish_group): Likewise.
5297 (class Read_script): Likewise.
5298 * common.cc: Include "mapfile.h".
5299 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5301 (Symbol_table::do_allocate_commons): Likewise.
5302 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5303 symbol allocation to mapfile.
5304 * common.h (class Allocate_commons_task): Add mapfile_ field.
5305 Update constructor. Change all callers.
5306 * symtab.h (class Symbol_table): Update declarations.
5307 * layout.cc: Include "mapfile.h".
5308 (Layout_task_runner::run): Print information to mapfile.
5309 (Layout::create_gold_note): Change Output_data_fixed_space to
5310 Output_data_zero_fill.
5311 (Layout::create_build_id): Likewise.
5312 (Layout::print_to_mapfile): New function.
5313 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5314 constructor. Change caller.
5315 (class Layout): Declare print_to_mapfile.
5316 * output.cc (Output_section::Input_section::print_to_mapfile): New
5318 (Output_section::add_input_section): If producing a map, always
5319 add to input_sections_ list.
5320 (Output_section::do_print_to_mapfile): New function.
5321 (Output_segment::print_sections_to_mapfile): New function.
5322 (Output_segment::print_section_list_to_mapfile): New function.
5323 * output.h: Include "mapfile.h".
5324 (Output_data::print_to_mapfile): New function.
5325 (Output_data::do_print_to_mapfile): New virtual function.
5326 (Output_segment_headers::do_print_to_mapfile): New function.
5327 (Output_file_header::do_print_to_mapfile): New function.
5328 (Output_data_const::do_print_to_mapfile): New function.
5329 (class Output_data_const_buffer): Add map_name_ field. Update
5330 constructor. Change all callers. Add do_print_to_mapfile
5332 (class Output_data_fixed_space): Likewise.
5333 (class Output_data_space): Likewise.
5334 (class Output_data_zero_fill): New class.
5335 (Output_data_strtab::do_print_to_mapfile): New function.
5336 (Output_data_reloc_base::do_print_to_mapfile): New function.
5337 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5338 (Output_data_group::do_print_to_mapfile): New function.
5339 (Output_data_got::do_print_to_mapfile): New function.
5340 (Output_data_dynamic::do_print_to_mapfile): New function.
5341 (Output_symtab_xindex::do_print_to_mapfile): New function.
5342 (class Output_section): Declare do_print_to_mapflie. Declare
5343 print_to_mapfile in Input_section.
5344 (class Output_segment): Declare new functions.
5345 * object.h (Sized_relobj::symbol_count): New function.
5346 * script-sections.cc
5347 (Output_section_element_dot_assignment::set_section_addresses):
5348 Change Output_data_fixed_space to Output_data_zero_fill.
5349 (Output_data_expression::do_print_to_mapfile): New function.
5350 * script.cc (read_input_script): Add mapfile parameter. Change
5352 * script.h (read_input_script): Update declaration.
5353 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5354 (Eh_frame::do_print_to_mapfile): New function.
5355 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5356 (Output_merge_string::do_print_to_mapfile): New function.
5357 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5359 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5361 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5363 * Makefile.am (CCFILES): Add mapfile.cc.
5364 (HFILES): Add mapfile.h.
5365 * Makefile.in: Rebuild.
5367 2008-05-19 Ian Lance Taylor <iant@google.com>
5369 * options.h (class General_options): Add -z relro.
5370 * layout.cc (Layout::Layout): Initialize relro_segment_.
5371 (Layout::add_output_section_data): Return the output section.
5372 (Layout::make_output_section): Rcognize relro sections and mark
5374 (Layout::attach_allocated_section_to_segment): Put relro sections
5375 in a PT_GNU_RELRO segment.
5376 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5378 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5380 (Layout::linkonce_mapping): Map d.rel.ro.local to
5382 (Layout::output_section_name): Us .data.rel.ro.local for any
5383 section which begins with that.
5384 * layout.h (class Layout): Update add_output_section_data
5385 declaration. Add relro_segment_ field.
5386 * output.cc (Output_section::Output_section): Initialize is_relro_
5387 and is_relro_local_ fields.
5388 (Output_segment::add_output_section): Group relro sections.
5389 (Output_segment::is_first_section_relro): New function.
5390 (Output_segment::maximum_alignment): If there is a relro section,
5391 align the segment to the common page size.
5392 (Output_segment::set_section_addresses): Track whether we are
5393 looking at relro sections. If the last section is a relro
5394 section, align to the common page size.
5395 (Output_segment::set_section_list_addresses): Add in_relro
5396 parameter. Change all callers. Align to the page size when
5397 moving from relro to non-relro section.
5398 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5400 * output.h (class Output_section): Add is_relro_ and
5401 is_relro_local_ fields.
5402 (Output_section::is_relro): New function.
5403 (Output_section::set_is_relro): New function.
5404 (Output_section::is_relro_local): New function.
5405 (Output_section::set_is_relro_local): New function.
5406 (class Output_segment): Update declarations.
5407 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5408 * sparc.cc (Target_sparc::got_section): Likewise.
5409 * x86_64.cc (Target_x86_64::got_section): Likewise.
5410 * testsuite/relro_test_main.cc: New file.
5411 * testsuite/relro_test.cc: New file.
5412 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5413 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5414 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5415 (relro_test.so, relro_test_pic.o): New targets.
5416 * testsuite/Makefile.in: Rebuild.
5418 2008-05-16 Ian Lance Taylor <iant@google.com>
5420 * output.cc (Output_segment::add_output_section): Remove front
5422 * output.h (class Output_segment): Remove
5423 add_initial_output_section and overloaded add_output_section.
5424 Update declaration of remaining add_output_section.
5425 * layout.cc (Layout::create_interp): Call add_output_section
5426 rather than add_initial_output_section.
5427 (Layout::finish_dynamic_section): Likewise.
5429 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5430 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5431 know the dynamic type.
5432 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5433 field. Initialize it in constructor.
5434 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5435 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5436 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5439 * output.cc (Output_reloc::get_address): Change return type to
5441 * output.h (class Output_reloc): Update get_address declaration.
5442 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5443 for section addresses.
5445 2008-05-09 Ian Lance Taylor <iant@google.com>
5448 * gold.cc (gold_nomem): Use return value of write.
5450 2008-05-08 Ian Lance Taylor <iant@google.com>
5452 * symtab.c (Symbol::init_base_output_data): Add version
5453 parameter. Change all callers.
5454 (Symbol::init_base_output_segment): Likewise.
5455 (Symbol::init_base_constant): Likewise.
5456 (Symbol::init_base_undefined): Likewise.
5457 (Sized_symbol::init_output_data): Likewise.
5458 (Sized_symbol::init_output_segment): Likewise.
5459 (Sized_symbol::init_constant): Likewise.
5460 (Sized_symbol::init_undefined): Likewise.
5461 (Symbol_table::do_define_in_output_data): If the new symbol has a
5462 version, mark it as the default.
5463 (Symbol_table::do_define_in_output_segment): Likewise.
5464 (Symbol_table::do_define_as_constant): Likewise.
5465 * symtab.h (class Symbol): Update declarations.
5466 (class Sized_symbol): Likewise.
5467 * resolve.cc (Symbol::override_version): New function.
5468 (Symbol::override_base): Call override_version.
5469 (Symbol::override_base_with_special): Likewise.
5470 * testsuite/ver_script_8.script: New file.
5471 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5472 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5473 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5474 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5476 2008-05-06 Ian Lance Taylor <iant@google.com>
5479 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5481 (class General_options): Remove existing --undefined, and add
5482 --no-undefined instead. Add new --undefined as synonym for -u.
5483 * archive.cc (Archive::add_symbols): Check whether symbol was
5485 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5486 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5487 all uses. Add IS_UNDEFINED. Update declarations to split
5488 different versions of init_base. Declare init_base_undefined.
5489 (Symbol::is_defined): Handle IS_UNDEFINED.
5490 (Symbol::is_undefined): Likewise.
5491 (Symbol::is_weak_undefined): Call is_undefined.
5492 (Symbol::is_absolute): Handle IS_CONSTANT.
5493 (class Sized_symbol): Update declarations to split different
5494 versions of init. Declare init_undefined.
5495 (class Symbol_table): Declare new functions.
5496 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5498 (Symbol::init_base_output_data): Likewise.
5499 (Symbol::init_base_output_segment): Likewise.
5500 (Symbol::init_base_constant): Likewise.
5501 (Symbol::init_base_undefined): New function.
5502 (Sized_symbol::init_object): Rename from init. Change all
5504 (Sized_symbol::init_output_data): Likewise.
5505 (Sized_symbol::init_output_segment): Likewise.
5506 (Sized_symbol::init_constant): Likewise.
5507 (Sized_symbol::init_undefined): New function.
5508 (Symbol_table::add_undefined_symbols_from_command_line): New
5510 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5512 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5513 (Symbol::output_section): Likewise.
5514 (Symbol::set_output_section): Likewise.
5515 (Symbol_table::sized_finalize_symbol): Likewise.
5516 (Symbol_table::sized_write_globals): Likewise.
5517 * resolve.cc (Symbol_table::should_override): Likewise.
5518 (Symbol::override_base_with_special): Likewise.
5520 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5521 symbol, change it to have default visibility.
5522 * testsuite/protected_1.cc: New file.
5523 * testsuite/protected_2.cc: New file.
5524 * testsuite/protected_3.cc: New file.
5525 * testsuite/protected_main_1.cc: New file.
5526 * testsuite/protected_main_2.cc: New file.
5527 * testsuite/protected_main_3.cc: New file.
5528 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5529 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5530 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5531 (protected_1.so): New target.
5532 (protected_1_pic.o, protected_2_pic.o): New targets.
5533 (protected_3_pic.o): New target.
5534 (check_PROGRAMS): Add protected_2.
5535 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5536 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5537 * testsuite/Makefile.in: Rebuild.
5539 * options.h (DEFINE_var): Add set_user_set_##varname__.
5540 (DEFINE_bool_alias): New macro.
5541 (class General_options): Define -Bstatic using DEFINE_bool_alias
5542 rather than DEFINE_special. Add --undefined as an alias for -z
5544 * options.cc (General_options::parse_Bstatic): Remove.
5546 * options.h (class General_options): Add --fatal-warnings.
5547 * main.cc (main): Implement --fatal-warnings.
5548 * errors.h (Errors::warning_count): New function.
5550 * options.h (class General_options): Add -Bsymbolic-functions.
5551 * symtab.h (Symbol::is_preemptible): Check for
5552 -Bsymbolic-functions.
5554 2008-05-05 Ian Lance Taylor <iant@google.com>
5556 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5557 as noVARNAME rather than no-VARNAME.
5558 (class General_options): Add option -z combreloc.
5559 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5561 (Output_reloc::sort_before) [SHT_REL]: New function.
5562 (Output_reloc::sort_before) [SHT_RELA]: New function.
5563 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5564 Sort_relocs_comparison.
5565 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5566 parameter. Change all callers.
5567 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5568 sort_relocs parameter. Change all callers.
5569 * output.cc (Output_reloc::get_address): New function, broken out
5571 (Output_reloc::write_rel): Call it.
5572 (Output_reloc::compare): New function.
5573 (Output_data_reloc_base::do_write): Optionally sort relocs.
5575 * configure.ac: If targ_extra_obj is set, link it in.
5576 * configure.tgt: Initialize all variables.
5577 (x86_64*): Set targ_extra_obj and targ_extra_size.
5578 * configure: Rebuild.
5580 * object.cc (Sized_relobj::include_section_group): Adjust section
5581 indexes read from group data. Build vector to pass to
5583 * layout.cc (Layout::layout_group): Add flags and shndxes
5584 parameters. Remove contents parameter. Change caller. Update
5585 explicit instantiations.
5586 * layout.h (class Layout): Update layout_group declaration.
5587 * output.cc (Output_data_group::Output_data_group): Add flags and
5588 input_shndxes parameters. Remove contents parameter. Change
5590 (Output_data_group::do_write): Change input_sections_ to
5592 * output.h (class Output_data_group): Update constructor
5593 declaration. Rename input_sections_ to input_shndxes_.
5594 * testsuite/many_sections_test.cc: Add template.
5596 2008-04-30 Cary Coutant <ccoutant@google.com>
5598 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5600 * layout.cc (Layout::include_section): Refactored check for debug
5602 (Layout::add_comdat): Add new parameters. Change type
5603 of signature parameter. Add object and shndx to signatures table.
5604 (Layout::find_kept_object): New function.
5605 * layout.h: Include <cstring>.
5606 (Layout::is_debug_info_section): New function.
5607 (Layout::add_comdat): Add new parameters.
5608 (Layout::find_kept_object): New function.
5609 (Layout::Kept_section): New struct.
5610 (Layout::Signatures): Change type of map range.
5611 * object.cc (Relobj::output_section_address): New function.
5612 (Sized_relobj::include_section_group): Add new parameters. Change
5613 calls to Layout::add_comdat. Change to build table of kept comdat
5614 groups and table mapping discarded sections to kept sections.
5615 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5616 (Sized_relobj::do_layout): Change calls to include_section_group and
5617 include_linkonce_section.
5618 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5619 value to zero when section is discarded.
5620 (Sized_relobj::map_to_kept_section): New function.
5621 * object.h (Relobj::output_section_address): New function.
5622 (Relobj::Comdat_group): New type.
5623 (Relobj::find_comdat_group): New function.
5624 (Relobj::Comdat_group_table): New type.
5625 (Relobj::Kept_comdat_section): New type.
5626 (Relobj::Kept_comdat_section_table): New type.
5627 (Relobj::add_comdat_group): New function.
5628 (Relobj::set_kept_comdat_section): New function.
5629 (Relobj::get_kept_comdat_section): New function.
5630 (Relobj::comdat_groups_): New field.
5631 (Relobj::kept_comdat_sections_): New field.
5632 (Symbol_value::input_value): Update comment.
5633 (Sized_relobj::map_to_kept_section) New function.
5634 (Sized_relobj::include_linkonce_section): Add new parameter.
5635 * target-reloc.h (Comdat_behavior): New type.
5636 (get_comdat_behavior): New function.
5637 (relocate_section): Add code to map a discarded section to the
5638 corresponding kept section when applying a relocation.
5640 2008-04-30 Craig Silverstein <csilvers@google.com>
5642 * dwarf_reader.cc (next_generation_count): New static var.
5643 (Addr2line_cache_entry): New struct.
5644 (addr2line_cache): New static var.
5645 (Dwarf_line_info::one_addr2line): Added caching.
5646 (Dwarf_line_info::clear_addr2line_cache): New function.
5647 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5648 cache-size parameter.
5649 (Dwarf_line_info::one_addr2line_cache): New function.
5650 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5651 new cache-size argument to one_addr2line(), and clear cache.
5653 2008-04-28 Cary Coutant <ccoutant@google.com>
5655 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5656 R_386_PC8 relocations.
5658 2008-04-23 Ian Lance Taylor <iant@google.com>
5660 * object.cc (Sized_relobj::include_section_group): Check for
5661 invalid section group.
5663 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5666 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5667 than read for file header.
5668 * archive.cc (Archive::include_member): Likewise.
5670 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5672 * aclocal.m4: Regenerate.
5673 * configure: Regenerate.
5675 2008-04-19 Ian Lance Taylor <iant@google.com>
5677 * version.cc (version_string): Bump to 1.6.
5679 * testsuite/Makefile.am (many_sections_r_test): New target.
5680 (many_sections_r_test_SOURCES): Remove.
5681 (many_sections_r_test_DEPENDENCIES): Remove.
5682 (many_sections_r_test_LDFLAGS): Remove.
5683 (many_sections_r_test_LDADD): Remove.
5685 * object.cc (Sized_relobj::do_add_symbols): Always pass
5686 local_symbol_count_ to add_from_relobj.
5688 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5689 every thousand variables.
5690 * testsuite/Makefile.in: Rebuild.
5692 * object.cc (Xindex::initialize_symtab_xindex): New function.
5693 (Xindex::read_symtab_xindex): New function.
5694 (Xindex::sym_xindex_to_shndx): New function.
5695 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5697 (Sized_relobj::do_initialize_xindex): New function.
5698 (Sized_relobj::do_read_symbols): Adjust section links.
5699 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5700 parameter. Change all callers.
5701 (Sized_relobj::include_section_group): Adjust section links and
5702 symbol section indexes.
5703 (Sized_relobj::do_layout): Adjust section links.
5704 (Sized_relobj::do_count_local_symbols): Adjust section links and
5705 symbol section indexes.
5706 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5707 ordinary and special symbols.
5708 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5709 dynsym_xindex parameters. Change all callers. Adjust section
5710 links. Use SHN_XINDEX when needed.
5711 (Sized_relobj::get_symbol_location_info): Adjust section links.
5712 Don't get fooled by special symbols.
5713 * object.h (class Xindex): Define.
5714 (class Object): Add xindex_ parameter. Declare virtual functoin
5715 do_initialize_xindex.
5716 (Object::adjust_sym_shndx): New function.
5717 (Object::set_xindex): New protected function.
5718 (class Symbol_value): Add is_ordinary_shndx_ field.
5719 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5720 (Symbol_value::value): Assert ordinary section.
5721 (Symbol_value::initialize_input_to_output_map): Likewise.
5722 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5724 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5726 (class Sized_relobj): Update declarations.
5727 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5728 parameter. Change all callers.
5729 (Sized_relobj::adjust_shndx): New function.
5730 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5732 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5733 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5734 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5735 (Sized_dynobj::read_dynsym_section): Adjust section links.
5736 (Sized_dynobj::read_dynamic): Likewise.
5737 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5739 (Sized_dynobj::do_initialize_xindex): New function.
5740 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5741 do_initialize_xindex.
5742 (Sized_dynobj::adjust_shndx): New function.
5743 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5744 dynsym_xindex_ fields.
5745 (Layout::finalize): Add a call to set_section_indexes before
5746 creating the symtab sections.
5747 (Layout::set_section_indexes): Don't do anything if the section
5748 already has a section index.
5749 (Layout::create_symtab_sections): Add shnum parameter. Change
5750 caller. Create .symtab_shndx section if needed.
5751 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5753 (Layout::allocated_output_section_count): New function.
5754 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5756 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5757 fields. Update declarations.
5758 (Layout::symtab_xindex): New function.
5759 (Layout::dynsym_xindex): New function.
5760 (class Write_symbols_task): Add layout_ field.
5761 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5763 * output.cc (Output_section_headers::Output_section_headers): Add
5764 shstrtab_section parameter. Change all callers.
5765 (Output_section_headers::do_sized_write): Store overflow values
5766 for section count and section string table section index in
5767 section header zero.
5768 (Output_file_header::do_sized_write): Check for overflow of
5769 section count and section string table section index.
5770 (Output_symtab_xindex::do_write): New function.
5771 (Output_symtab_xindex::endian_do_write): New function.
5772 * output.h (class Output_section_headers): Add shstrtab_section_.
5773 Update declarations.
5774 (class Output_symtab_xindex): Define.
5775 (Output_section::has_out_shndx): New function.
5776 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5778 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5780 (Sized_symbol::init): Likewise.
5781 (Symbol::output_section): Check for ordinary symbol.
5782 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5783 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5785 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5786 Change all callers. Simplify handling of symbols from sections
5787 not included in the link.
5788 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5790 (Weak_alias_sorter::operator()): Assert that symbols are
5792 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5794 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5795 parameters. Change all callers.
5796 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5797 symbol distinction. Use SHN_XINDEX when needed.
5798 (Symbol_table::write_section_symbol): Add symtab_xindex
5799 parameter. Change all callers.
5800 (Symbol_table::sized_write_section_symbol): Likewise. Use
5801 SHN_XINDEX when needed.
5802 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5804 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5805 (Symbol::is_defined): Check is_ordinary.
5806 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5807 (Symbol::is_absolute, Symbol::is_common): Likewise.
5808 (class Sized_symbol): Update declarations.
5809 (class Symbol_table): Update declarations.
5810 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5811 parameters. Change all callers.
5812 (Sized_symbol::override): Likewise.
5813 (Symbol_table::override): Likewise.
5814 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5815 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5816 is_ordinary, and orig_st_shndx parameters. Change all callers.
5817 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5818 to be in an ordinary section.
5819 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5820 object and is_ordinary parameters. Change all callers.
5821 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5822 Change all callers. Don't add undefined or non-ordinary symbols
5824 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5826 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5828 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5829 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5830 (Sized_relobj::relocate_sections): Likewise.
5831 * target-reloc.h (scan_relocs): Adjust section symbol index.
5832 (scan_relocatable_relocs): Likewise.
5833 * i386.cc (Scan::local): Check for ordinary symbols.
5834 * sparc.cc (Scan::local): Likewise.
5835 * x86_64.cc (Scan::local): Likewise.
5836 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5837 to symbol_section_and_value.
5838 * testsuite/many_sections_test.cc: New file.
5839 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5840 (check_PROGRAMS): Add many_sections_test.
5841 (many_sections_test_SOURCES): Define.
5842 (many_sections_test_DEPENDENCIES): Define.
5843 (many_sections_test_LDFLAGS): Define.
5844 (BUILT_SOURCES): Add many_sections_define.h.
5845 (many_sections_define.h): New target.
5846 (BUILT_SOURCES): Add many_sections_check.h.
5847 (many_sections_check.h): New target.
5848 (check_PROGRAMS): Add many_sections_r_test.
5849 (many_sections_r_test_SOURCES): Define.
5850 (many_sections_r_test_DEPENDENCIES): Define.
5851 (many_sections_r_test_LDFLAGS): Define.
5852 (many_sections_r_test_LDADD): Define.
5853 (many_sections_r_test.o): New target.
5854 * testsuite/Makefile.in: Rebuild.
5856 2008-04-17 Cary Coutant <ccoutant@google.com>
5858 * errors.cc (Errors::info): New function.
5859 (gold_info): New function.
5860 * errors.h (Errors::info): New function.
5861 * gold.h (gold_info): New function.
5862 * object.cc (Input_objects::add_object): Print trace output.
5863 * options.cc (options::parse_set): New function.
5864 (General_options::parse_wrap): Deleted.
5865 (General_options::General_options): Deleted initializer.
5866 * options.h (options::String_set): New typedef.
5867 (options::parse_set): New function.
5868 (DEFINE_set): New macro.
5869 (General_options::wrap): Changed to use DEFINE_set. Changed
5870 callers of any_wrap_symbols and is_wrap_symbol.
5871 (General_options::trace, General_options::trace_symbol):
5873 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5874 (General_options::wrap_symbols_): Deleted.
5875 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5877 2008-04-17 David S. Miller <davem@davemloft.net>
5879 * options.cc (General_options::parse_V): New function.
5880 * options.h: Add entries for -V and -Qy.
5882 2008-04-17 Ian Lance Taylor <iant@google.com>
5884 * common.cc (Symbol_table::allocate_commons): Remove options
5885 parameter. Change caller.
5886 (Symbol_table::do_allocate_commons): Remove options parameter.
5887 Change caller. Just call do_allocate_commons_list twice.
5888 (Symbol_table::do_allocate_commons_list): New function, broken out
5889 of do_allocate_commons.
5890 * common.h (class Allocate_commons_task): Remove options_ field.
5892 * symtab.cc (Symbol_table::Symbol_table): Initialize
5894 (Symbol_table::add_from_object): Put TLS common symbols on
5896 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5897 which are IN_OUTPUT_DATA.
5898 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5899 allocate_commons and do_allocate_commons declarations. Declare
5900 do_allocate_commons_list.
5901 * gold.cc (queue_middle_tasks): Update creation of
5902 Allocate_commons_task to not pass options.
5903 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5904 (TLS_TEST_C_FLAGS): New variable.
5905 (tls_test_c_pic.o): New target.
5906 (tls_test_shared.so): Link in tls_test_c_pic.o.
5907 (tls_test_c_pic_ie.o): New target.
5908 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5909 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5910 (tls_test_c.o): New target.
5911 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5912 (tls_pic_test_LDADD): Likewise.
5913 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5914 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5915 (tls_test_c_gnu2.o): New target.
5916 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5918 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5919 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5920 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5921 * testsuite/tls_test.cc: Include "config.h".
5922 (t_last): Call t11_last.
5923 * testsuite/tls_test.h (t11, t11_last): Declare.
5924 * testsuite/tls_test_c.c: New file.
5925 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5926 * configure.ac: Check for OpenMP support.
5927 * configure, config.in, Makefile.in: Rebuild.
5928 * testsuite/Makefile.in: Rebuild.
5930 2008-04-16 Cary Coutant <ccoutant@google.com>
5932 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5933 (Target_i386::tls_base_symbol_defined_): New field.
5934 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5935 (Target_i386::Scan::global): Likewise.
5936 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5937 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5938 (Target_x86_64::tls_base_symbol_defined_): New field.
5939 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5940 (Target_x86_64::Scan::global): Likewise.
5942 2008-04-16 Cary Coutant <ccoutant@google.com>
5944 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5945 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5946 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5947 building shared libraries.
5948 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5949 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5950 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5951 * testsuite/Makefile.in: Rebuild.
5952 * testsuite/weak_undef.h: New file.
5953 * testsuite/weak_undef_file1.cc: Add extra test cases.
5954 * testsuite/weak_undef_file2.cc: Likewise.
5955 * testsuite/weak_undef_test.cc: Likewise.
5957 2008-04-16 David S. Miller <davem@davemloft.net>
5959 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5960 Add issued_non_pic_error_ field. Declare check_non_pic.
5961 (Target_sparc::Scan::check_non_pic): New function.
5962 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5963 (Target_sparc::Scan::global): Likewise.
5965 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5966 * configure: Rebuild.
5968 * options.h (DEFINE_enable): New macro.
5969 (new_dtags): New enable option.
5970 (initfirst, interpose, loadfltr, nodefaultlib,
5971 nodelete, nodlopen, nodump): New -z options.
5972 * layout.cc (Layout:finish_dynamic_section): If new
5973 dtags enabled, emit DT_RUNPATH. Also, emit a
5974 DT_FLAGS_1 containing any specified -z flags.
5976 2008-04-16 Ian Lance Taylor <iant@google.com>
5978 * copy-relocs.cc: New file.
5979 * copy-relocs.h: New file.
5980 * reloc.cc: Remove Copy_relocs code.
5981 * reloc.h: Likewise.
5982 * reloc-types.h (struct Reloc_types) [both versions]: Add
5983 get_reloc_addend_noerror.
5984 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5985 variants of add_global which take an addend which must be zero.
5986 * i386.cc: Include "copy-relocs.h".
5987 (class Target_i386): Change type of copy_relocs_ to variable,
5989 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5991 (Target_i386::do_finalize_sections): Change handling of
5993 * sparc.cc: Include "copy-relocs.h".
5994 (class Target_sparc): Change type of copy_relocs_ to variable,
5996 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5998 (Target_sparc::do_finalize_sections): Change handling of
6000 * x86_64.cc: Include "copy-relocs.h".
6001 (class Target_x86_64): Change type of copy_relocs_ to variable,
6003 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6004 class. Change all callers.
6005 (Target_x86_64::do_finalize_sections): Change handling of
6007 * Makefile.am (CCFILES): Add copy-relocs.cc.
6008 (HFILES): Add copy-relocs.h.
6010 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6012 * testsuite/script_test_4.sh: Permit leading zeroes.
6014 2008-04-15 Ian Lance Taylor <iant@google.com>
6016 * script-sections.cc (Script_sections::create_segments): Use
6017 header_size_adjustment even when there is enough room for the
6019 * testsuite/script_test_4.sh: New file.
6020 * testsuite/script_test_4.t: New file.
6021 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6022 (check_DATA): Add script_test_4.stdout.
6023 (MOSTLYCLEANFILES): Likewise.
6024 (script_test_4): New target.
6025 (script_test_4.stdout): New target.
6026 * testsuite/Makefile.in: Rebuild.
6028 * sparc.cc: Add definitions for Output_data_plt_sparc class
6031 2008-04-14 David S. Miller <davem@davemloft.net>
6033 * sparc.cc: New file.
6034 * Makefile.am (TARGETSOURCES): Add sparc.cc
6035 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6036 * configure.tgt: Document targ_extra_size and
6037 targ_extra_big_endian. Add entries for sparc-* and
6039 * configure.ac: Handle targ_extra_size and
6040 targ_extra_big_endian.
6041 * Makefile.in: Rebuild.
6042 * configure: Likewise.
6043 * po/POTFILES.in: Likewise.
6044 * po/gold.pot: Likewise.
6046 2008-04-14 Ian Lance Taylor <iant@google.com>
6048 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6049 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6050 in the name/type/flags to section mapping. Don't call
6051 allocate_output_section.
6052 (Layout::choose_output_section): Change parameter from adjust_name
6053 to is_input_section. Don't permit input sections after sections
6054 are attached to segments. Don't call allocate_output_section.
6055 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6056 not write_enable_output_section.
6057 (Layout::make_output_section): Don't push to
6058 unattached_section_list_ nor call attach_to_segment. Call
6059 attach_section_to_segment if sections are attached.
6060 (Layout::attach_sections_to_segments): New function.
6061 (Layout::attach_section_to_segment): New function.
6062 (Layout::attach_allocated_section_to_segment): Rename from
6063 attach_to_segment. Remove flags parameter.
6064 (Layout::allocate_output_section): Remove function.
6065 (Layout::write_enable_output_section): Remove function.
6066 * layout.h (class Layout): Update for above changes. Add new
6067 field sections_are_attached_.
6068 * output.h (Output_section::update_flags_for_input_section): New
6070 * output.cc (Output_section::add_input_section): Call
6071 update_flags_for_input_section.
6072 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6074 2008-04-11 Cary Coutant <ccoutant@google.com>
6076 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6077 thought unnecessary.
6078 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6080 2008-04-11 Ian Lance Taylor <iant@google.com>
6082 * output.h (class Output_section_data): Remove inline definition
6084 * output.cc (Output_section_data::set_addralign): New function.
6086 2008-04-11 Cary Coutant <ccoutant@google.com>
6088 Add support for TLS descriptors for i386 and x86_64.
6089 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6090 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6091 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6093 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6094 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6095 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6097 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6098 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6099 Fix problem with initial-exec relocations.
6100 (Target_i386::Relocate::relocate_tls): Likewise.
6101 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6103 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6104 support for section-plus-offset dynamic table entries.
6105 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6106 (Output_data_dynamic::Dynamic_entry): Add support for
6107 section-plus-offset dynamic table entries.
6108 (Output_data_dynamic::Classification): Likewise.
6109 (Output_data_dynamic::classification_): Renamed offset_.
6110 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6111 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6112 (Target_x86_64::make_plt_section): New function.
6113 (Target_x86_64::reserve_tlsdesc_entries): New function.
6114 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6115 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6116 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6117 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6118 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6119 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6120 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6121 add extra PLT entry for TLS descriptors.
6122 (Output_data_plt_x86_64::got_): New field.
6123 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6124 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6126 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6128 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6129 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6130 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6131 R_386_TLS_DESC_CALL relocations.
6132 (Target_x86_64::Scan::global): Likewise.
6133 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6134 for TLS descriptors.
6135 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6136 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6137 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6138 GD-to-IE relaxation.
6139 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6140 and TLS_DESCRIPTORS.
6141 * Makefile.in: Rebuild.
6142 * configure: Rebuild.
6143 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6144 (tls_test_shared2.so): New target.
6145 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6146 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6147 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6148 (tls_shared_gd_to_ie_test_LDADD): New variable.
6149 (tls_shared_gnu2_gd_to_ie_test): New target.
6150 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6152 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6153 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6154 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6155 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6156 (tls_shared_gnu2_test): New target.
6157 (tls_test_gnu2_shared.so): New target.
6158 (tls_shared_gnu2_test_SOURCES): New variable.
6159 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6160 (tls_shared_gnu2_test_LDFLAGS): New variable.
6161 (tls_shared_gnu2_test_LDADD): New variable.
6162 * testsuite/Makefile.in: Rebuild.
6163 * testsuite/Makefile.
6165 2008-04-11 Ian Lance Taylor <iant@google.com>
6167 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6169 * testsuite/Makefile.in: Rebuild.
6171 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6173 * testsuite/script_test_2.cc (main): Adjust test.
6175 2008-04-11 David S. Miller <davem@davemloft.net>
6176 Ian Lance Taylor <iant@google.com>
6178 * options.h (General_options): Add entries for '-Y' and
6180 * options.cc (General_options:finalize): If -Y was used, add those
6181 entries to the library path instead of the default "/lib" and
6184 2008-04-11 David S. Miller <davem@davemloft.net>
6186 * testsuite/justsyms.t: Start at 0x100.
6187 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6188 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6190 * testsuite/script_test_2.cc: Adjust string and section length
6193 2008-04-09 Ian Lance Taylor <iant@google.com>
6196 * script-sections.cc (Sections_element::allocate_to_segment): Add
6198 (Output_section_definition::allocate_to_segment): Likewise.
6199 (Orphan_output_section::allocate_to_segment): Likewise.
6200 (Script_sections::attach_sections_using_phdrs_clause): Don't
6201 propagate non-PT_LOAD segments to orphan sections.
6202 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6203 readelf rather than objdump.
6204 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6205 .interp section and PT_INTERP segment are the same size.
6206 * testsuite/Makefile.in: Rebuild.
6208 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6209 aliases for symbols defined in the same object.
6210 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6211 (weak_alias_test_SOURCES): New variable.
6212 (weak_alias_test_DEPENDENCIES): New variable.
6213 (weak_alias_test_LDFLAGS): New variable.
6214 (weak_alias_test_LDADD): New variable.
6215 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6216 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6217 (weak_alias_test_3.o): New target.
6218 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6219 * testsuite/weak_alias_test_main.cc: New file.
6220 * testsuite/weak_alias_test_1.cc: New file.
6221 * testsuite/weak_alias_test_2.cc: New file.
6222 * testsuite/weak_alias_test_3.cc: New file.
6224 2008-04-08 Ian Lance Taylor <iant@google.com>
6226 * options.h (class General_options): Add --noinhibit-exec option.
6227 * main.cc (main): Check --noinhibit-exec.
6229 * options.h (class General_options): Define --wrap as a special
6230 option. Add wrap_symbols_ field.
6231 (General_options::any_wrap_symbols): New function.
6232 (General_options::is_wrap_symbol): New function.
6233 * options.cc (General_options::parse_wrap): New function.
6234 (General_options::General_options): Initialize wrap_symbols_.
6235 * symtab.cc (Symbol_table::wrap_symbol): New function.
6236 (Symbol_table::add_from_object): Handle --wrap.
6237 * symtab.h (class Symbol_table): Declare wrap_symbol.
6238 * target.h (Target::wrap_char): New function.
6239 (Target::Target_info): Add wrap_char field.
6240 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6241 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6242 * testsuite/testfile.cc (Target_test::test_target_info):
6245 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6248 * layout.h (class Layout): Add added_eh_frame_data_ field.
6249 * layout.cc (Layout::Layout): Initialize new field.
6250 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6251 output section until we find a section we merged successfully.
6252 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6253 that the size be non-zero.
6255 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6258 2008-04-08 Craig Silverstein <csilvers@google.com>
6260 * configure.ac: Export new conditional variable HAVE_ZLIB.
6261 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6263 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6264 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6266 2008-04-07 Ian Lance Taylor <iant@google.com>
6268 * version.cc (version_string): Set to "1.5".
6270 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6271 Add issued_non_pic_error_ field. Declare check_non_pic.
6272 (Target_x86_64::Scan::check_non_pic): New function.
6273 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6274 (Target_x86_64::Scan::global): Likewise.
6276 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6277 addend parameter. Change caller. Handle merge sections.
6278 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6279 Address to Addend. Don't add in the result of
6280 local_section_offset, pass down the addend and use the returned
6282 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6283 Update declarations of local_section_offset and symbol_value.
6284 * testsuite/two_file_test_1.cc (t18): New function.
6285 * testsuite/two_file_test_2.cc (f18): New function.
6286 * testsuite/two_file_test_main.cc (main): Call t18.
6287 * testsuite/two_file_test.h (t18, f18): Declare.
6289 * configure.ac: Don't test for objdump, c++filt, or readelf.
6290 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6292 (TEST_READELF): New variable.
6293 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6294 (check_PROGRAMS): Add two_file_strip_test.
6295 (two_file_strip_test): New target.
6296 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6297 (two_file_same_shared_strip_test_SOURCES): New variable.
6298 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6299 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6300 (two_file_same_shared_strip_test_LDADD): New variable.
6301 (two_file_shared_strip.so): New target.
6302 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6303 (ver_test_5.syms, ver_test_7.syms): Likewise.
6304 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6305 (strip_test_3.stdout): Use TEST_OBJDUMP.
6306 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6308 2008-04-04 Cary Coutant <ccoutant@google.com>
6310 * symtab.h (Symbol::is_weak_undefined): New function.
6311 (Symbol::is_strong_undefined): New function.
6312 (Symbol::is_absolute): New function.
6313 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6314 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6316 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6317 (weak_undef_test): New target.
6318 * testsuite/Makefile.in: Rebuild.
6319 * testsuite/weak_undef_file1.cc: New file.
6320 * testsuite/weak_undef_file2.cc: New file.
6321 * testsuite/weak_undef_test.cc: New file.
6323 2008-04-03 Craig Silverstein <csilvers@google.com>
6325 * compressed_output.h (class Output_compressed_section): Use
6327 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6329 (zlib_compressed_suffix): Removed.
6330 (Output_compressed_section::set_final_data_size): Use unsigned
6332 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6333 Fix linker invocation.
6334 (flagstest_o_specialfile_and_compress_debug_sections):
6336 * testsuite/Makefile.in: Regenerated.
6338 2008-04-02 David S. Miller <davem@davemloft.net>
6340 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6341 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6343 2008-04-02 Craig Silverstein <csilvers@google.com>
6347 2008-04-02 Ian Lance Taylor <iant@google.com>
6349 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6350 parameters. Update for new key type to views_. Change all
6352 (File_read::read): Adjust for byteshift in returned view.
6353 (File_read::add_view): New function, broken out of
6355 (File_read::make_view): New function, broken out of
6357 (File_read::find_or_make_view): Add offset and aligned
6358 parameters. Rewrite accordingly. Change all callers.
6359 (File_read::get_view): Add offset and aligned parameters. Adjust
6360 for byteshift in return value.
6361 (File_read::get_lasting_view): Likewise.
6362 * fileread.h (class File_read): Update declarations.
6363 (class File_read::View): Add byteshift_ field. Add byteshift to
6364 constructor. Add byteshift method.
6365 * archive.h (Archive::clear_uncached_views): New function.
6366 (Archive::get_view): Add aligned parameter. Change all callers.
6367 * object.h (Object::get_view): Add aligned parameter. Change all
6369 (Object::get_lasting_view): Likewise.
6371 * fileread.cc (File_read::release): Don't call clear_views if
6372 there are multiple objects.
6373 * fileread.h (File_read::clear_uncached_views): New function.
6374 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6377 2008-03-31 Cary Coutant <ccoutant@google.com>
6379 Add thin archive support.
6380 * archive.cc (Archive::armagt): New const.
6381 (Archive::setup): Remove task parameter and calls to unlock.
6382 (Archive::unlock_nested_archives): New function.
6383 (Archive::read_header): Add nested_off parameter. Change
6385 (Archive::interpret_header): Likewise.
6386 (Archive::include_all_members): Change to handle thin
6388 (Archive::include_member): Likewise.
6389 * archive.h (Archive::Archive): Add new parameters and
6391 (Archive::armagt): New const.
6392 (Archive::setup): Remove task parameter.
6393 (Archive::unlock_nested_archives): New function.
6394 (Archive::read_header): Add nested_off parameter.
6395 (Archive::interpret_header): Likewise.
6396 (Archive::Nested_archive_table): New typedef.
6397 (Archive::is_thin_archive_): New field.
6398 (Archive::nested_archives_): New field.
6399 (Archive::options_): New field.
6400 (Archive::dirpath_): New field.
6401 (Archive::task_): New field.
6402 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6403 for thin archives. Pass additional parameters to
6404 Archive::Archive. Unlock the archive file after calling
6407 2008-03-29 Ian Lance Taylor <iant@google.com>
6409 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6410 version symbol to be local.
6411 * testsuite/ver_test_4.sh: New file.
6412 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6413 (check_DATA): Add ver_test_4.syms.
6414 (ver_test_4.syms): New target.
6415 * testsuite/Makefile.in: Rebuild.
6418 (Output_section::Input_section_sort_entry::has_priority): New
6420 (Output_section::Input_section_sort_entry::match_file_name): New
6422 (Output_section::Input_section_sort_entry::match_section_name):
6424 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6426 (Output_section::Input_section_sort_entry::match_section_file):
6428 (Output_section::Input_section_sort_compare::operator()): Rewrite
6429 using new Input_section_sort_entry functions. Sort crtbegin and
6430 crtend first. Sort sections with no priority before sections with
6432 * testsuite/initpri1.c (d3): Check j != 4.
6433 (cd5): New constructor/destructor function.
6434 (main): Check j != 2.
6436 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6437 new symbol when resolving, don't call set_is_default.
6438 * testsuite/ver_test_7.cc: New file.
6439 * testsuite/ver_test_7.sh: New file.
6440 * testsuite/Makefile.am (ver_test_7.so): New target.
6441 (ver_test_7.o): New target.
6442 (check_SCRIPTS): Add ver_test_7.sh.
6443 (check_DATA): Add ver_test_7.syms.
6444 (ver_test_7.syms): New target.
6446 2008-03-28 Ian Lance Taylor <iant@google.com>
6448 * layout.cc (Layout::layout): If we see an input section with a
6449 name that needs sorting, set the must_sort flag for the output
6451 (Layout::make_output_section): If the name of the output section
6452 indicates that it might require sorting, set the may_sort flag.
6453 * output.h (Output_section::may_sort_attached_input_sections): New
6455 (Output_section::set_may_sort_attached_input_sections): New
6457 (Output_section::must_sort_attached_input_sections): New
6459 (Output_section::set_must_sort_attached_input_sections): New
6461 (class Output_section): Declare Input_section_sort_entry. Define
6462 Input_section_sort_compare. Declare
6463 sort_attached_input_sections. Add new fields:
6464 may_sort_attached_input_sections_,
6465 must_sort_attached_input_sections_,
6466 attached_input_sections_are_sorted_.
6467 * output.cc (Output_section::Output_section): Initialize new
6469 (Output_section::add_input_section): Add an entry to
6470 input_sections_ if may_sort or must_sort are true.
6471 (Output_section::set_final_data_size): Call
6472 sort_attached_input_sections if necessary.
6473 (Output_section::Input_section_sort_entry): Define new class.
6474 (Output_section::Input_section_sort_compare::operator()): New
6476 (Output_section::sort_attached_input_sections): New function.
6477 * configure.ac: Check whether the compiler supports constructor
6478 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6479 * testsuite/initpri1.c: New file.
6480 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6481 CONSTRUCTOR_PRIORITY.
6482 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6483 (initpri1_LDFLAGS): New variable.
6484 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6486 2008-03-27 Ian Lance Taylor <iant@google.com>
6488 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6489 * testsuite/common_test_1.c: New file.
6490 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6491 (common_test_1_SOURCES): New variable.
6492 (common_test_1_DEPENDENCIES): New variable.
6493 (common_test_1_LDFLAGS): New variable.
6495 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6496 and commons_ correctly when NAME/VERSION does not override
6498 * testsuite/ver_test_6.c: New file.
6499 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6500 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6501 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6503 2008-03-26 Ian Lance Taylor <iant@google.com>
6505 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6506 of an undefined symbol from a version script.
6507 * testsuite/Makefile.am (ver_test_5.so): New target.
6508 (ver_test_5.o): New target.
6509 (check_SCRIPTS): Add ver_test_5.sh.
6510 (check_DATA): Add ver_test_5.syms.
6511 (ver_test_5.syms): New target.
6512 * testsuite/ver_test_5.cc: New file.
6513 * testsuite/ver_test_5.script: New file.
6514 * testsuite/ver_test_5.sh: New file.
6515 * Makefile.in, testsuite/Makefile.in: Rebuild.
6518 Fix problems building gold with gcc 4.3.0.
6519 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6520 (gold_error_at_location, gold_warning_at_location): Use it.
6521 * configure.ac: Check whether we can compile and use a template
6522 function with a printf attribute.
6523 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6524 when jumping over bytes.
6525 * object.cc: Instantiate Object::read_section_data.
6526 * debug.h: Include <cstring>
6527 * dwarf_reader.cc: Include <algorithm>
6528 * main.cc: Include <cstring>.
6529 * options.cc: Include <cstring>.
6530 * output.cc: Include <cstring>.
6531 * script.cc: Include <cstring>.
6532 * script.h: Include <string>.
6533 * symtab.cc: Include <cstring> and <algorithm>.
6534 * target-select.cc: Include <cstring>.
6535 * version.cc: Include <string>.
6536 * testsuite/testmain.cc: Include <cstdlib>.
6537 * configure, config.in: Rebuild.
6539 2008-03-25 Ian Lance Taylor <iant@google.com>
6541 * options.cc: Include "../bfd/bfdver.h".
6542 (options::help): Print bug reporting address.
6544 * version.cc (print_version): Adjust output for current value of
6549 * options.cc (options::help): Print list of supported targets.
6550 * target-select.h: Include <vector>.
6551 (class Target_selector): Make machine_, size_, and is_big_endian_
6552 fields const. Add bfd_name_ and instantiated_target_ fields.
6553 (Target_selector::Target_selector): Add bfd_name parameter.
6554 (Target_selector::recognize): Make non-virtual, call
6556 (Target_selector::recognize_by_name): Make non-virtual, call
6557 do_recognize_by_name.
6558 (Target_selector::supported_names): New function.
6559 (Target_selector::bfd_name): New function.
6560 (Target_selector::do_instantiate_target): New pure virtual
6562 (Target_selector::do_recognize): New virtual function.
6563 (Target_selector::do_recognize_by_name): New virtual function.
6564 (Target_selector::instantiate_target): New private function.
6565 (supported_target_names): Declare.
6566 * target-select.cc (Target_selector::Target_selector): Update for
6567 new parameter and fields.
6568 (select_target_by_name): Check that the name matches before
6569 calling recognize_by_name.
6570 (supported_target_names): New function.
6571 * i386.cc (class Target_selector_i386): Update Target_selector
6572 constructor call. Remove recognize and recognize_by_name. Add
6573 do_instantiate_target.
6574 * x86_64.cc (class Target_selector_x86_64): Likewise.
6575 * testsuite/testfile.cc (class Target_selector_test): Update for
6576 changes to Target_selector.
6578 * README: Rewrite, with some notes on unsupported features.
6580 2008-03-24 Cary Coutant <ccoutant@google.com>
6582 * i386.cc (Target_i386::Got_type): New enum declaration.
6583 (Target_i386::Scan::local): Updated callers of Output_data_got
6585 (Target_i386::Scan::global): Likewise.
6586 (Target_i386::Relocate::relocate): Likewise.
6587 (Target_i386::Relocate::relocate_tls): Likewise.
6588 * object.h (Got_offset_list): New class.
6589 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6590 (Sized_relobj::local_got_offset): Likewise.
6591 (Sized_relobj::set_local_got_offset): Likewise.
6592 (Sized_relobj::local_has_tls_got_offset): Removed.
6593 (Sized_relobj::local_tls_got_offset): Removed.
6594 (Sized_relobj::set_local_tls_got_offset): Removed.
6595 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6596 * output.cc (Output_data_got::add_global): Added got_type parameter.
6597 (Output_data_got::add_global_with_rel): Likewise.
6598 (Output_data_got::add_global_with_rela): Likewise.
6599 (Output_data_got::add_global_pair_with_rel): New function.
6600 (Output_data_got::add_global_pair_with_rela): New function.
6601 (Output_data_got::add_local): Added got_type parameter.
6602 (Output_data_got::add_local_with_rel): Likewise.
6603 (Output_data_got::add_local_with_rela): Likewise.
6604 (Output_data_got::add_local_pair_with_rel): New function.
6605 (Output_data_got::add_local_pair_with_rela): New function.
6606 (Output_data_got::add_global_tls): Removed.
6607 (Output_data_got::add_global_tls_with_rel): Removed.
6608 (Output_data_got::add_global_tls_with_rela): Removed.
6609 (Output_data_got::add_local_tls): Removed.
6610 (Output_data_got::add_local_tls_with_rel): Removed.
6611 (Output_data_got::add_local_tls_with_rela): Removed.
6612 * output.h (Output_data_got::add_global): Added got_type parameter.
6613 (Output_data_got::add_global_with_rel): Likewise.
6614 (Output_data_got::add_global_with_rela): Likewise.
6615 (Output_data_got::add_global_pair_with_rel): New function.
6616 (Output_data_got::add_global_pair_with_rela): New function.
6617 (Output_data_got::add_local): Added got_type parameter.
6618 (Output_data_got::add_local_with_rel): Likewise.
6619 (Output_data_got::add_local_with_rela): Likewise.
6620 (Output_data_got::add_local_pair_with_rel): New function.
6621 (Output_data_got::add_local_pair_with_rela): New function.
6622 (Output_data_got::add_global_tls): Removed.
6623 (Output_data_got::add_global_tls_with_rel): Removed.
6624 (Output_data_got::add_global_tls_with_rela): Removed.
6625 (Output_data_got::add_local_tls): Removed.
6626 (Output_data_got::add_local_tls_with_rel): Removed.
6627 (Output_data_got::add_local_tls_with_rela): Removed.
6628 * resolve.cc (Symbol::override_base_with_special): Removed
6629 reference to has_got_offset_ field.
6630 * symtab.cc (Symbol::init_fields): Replaced initialization
6631 of got_offset_ with got_offsets_. Removed initialization
6633 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6634 (Symbol::got_offset): Likewise.
6635 (Symbol::set_got_offset): Likewise.
6636 (Symbol::has_tls_got_offset): Removed.
6637 (Symbol::tls_got_offset): Removed.
6638 (Symbol::set_tls_got_offset): Removed.
6639 (Symbol::got_offset_): Removed.
6640 (Symbol::tls_mod_got_offset_): Removed.
6641 (Symbol::tls_pair_got_offset_): Removed.
6642 (Symbol::got_offsets_): New field.
6643 (Symbol::has_got_offset): Removed.
6644 (Symbol::has_tls_mod_got_offset): Removed.
6645 (Symbol::has_tls_pair_got_offset): Removed.
6646 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6647 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6649 (Target_x86_64::Scan::global): Likewise.
6650 (Target_x86_64::Relocate::relocate): Likewise.
6651 (Target_x86_64::Relocate::relocate_tls): Likewise.
6653 2008-03-25 Ben Elliston <bje@au.ibm.com>
6655 * yyscript.y: Fix spelling error in comment.
6657 2008-03-24 Ian Lance Taylor <iant@google.com>
6659 * options.h (class General_options): Define build_id option.
6660 * layout.h (class Layout): Declare write_build_id, create_note,
6661 create_build_id. Add build_id_note_ member.
6662 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6663 "libiberty.h", "md5.h", "sha1.h".
6664 (Layout::Layout): Initialize eh_frame_data_,
6665 eh_frame_hdr_section_, and build_id_note_.
6666 (Layout::finalize): Call create_build_id.
6667 (Layout::create_note): New function, broken out of
6668 Layout::create_gold_note.
6669 (Layout::create_gold_note): Call create_note.
6670 (Layout::create_build_id): New function.
6671 (Layout::write_build_id): New function.
6672 (Close_task_runner::run): Call write_build_id.
6674 * x86_64.cc: Correct license to GPLv3.
6676 2008-03-23 Ian Lance Taylor <iant@google.com>
6678 * options.cc: Include "demangle.h".
6679 (parse_optional_string): New function.
6680 (parse_long_option): Handle takes_optional_argument.
6681 (parse_short_option): Update dash_z initializer. Handle
6682 takes_optional_argument.
6683 (General_options::General_options): Initialize do_demangle_.
6684 (General_options::finalize): Set do_demangle_. Handle demangling
6686 * options.h (parse_optional_string): Declare.
6687 (struct One_option): Add optional_arg field. Update constructor.
6688 Update call constructor calls. Add takes_optional_argument
6690 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6691 (DEFINE_optional_string): Define.
6692 (General_options::demangle): Change from DEFINE_bool to
6693 DEFINE_optional_string.
6694 (General_options::no_demangle): New function.
6695 (General_options::do_demangle): New function.
6696 (General_options::set_do_demangle): New function.
6697 (General_options::execstack_status_): Move definition to end of
6699 (General_options::static_): Likewise.
6700 (General_options::do_demangle_): New field.
6701 * object.cc (big_endian>::get_symbol_location_info): Call
6702 Options::do_demangle, not Options::demangle.
6703 * symtab.cc (demangle): Likewise.
6705 2008-03-22 Ian Lance Taylor <iant@google.com>
6707 * gold.h: Include <cstddef> and <sys/types.h>
6708 * options.h: Include <cstring>.
6710 2008-03-21 Ian Lance Taylor <iant@google.com>
6712 * Added source code to GNU binutils.