1 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3 * arm.cc: Added support for the ARM relocations:
4 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
6 (Arm_relocate_functions::movw_rel_nc): Renamed (was
8 (Arm_relocate_functions::movw_rel): New method.
9 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
10 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
12 (Arm_relocate_functions::thm_movw_rel): New method.
13 (Arm_relocate_functions::thm_movt_rel): Renamed (was
15 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
17 (Target_arm::Scan::global): Likewise.
18 (Target_arm::Relocate::relocate): Likewise.
19 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
22 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
24 * arm.cc: Added support for ARM group relocations.
25 (Target_arm::reloc_needs_sym_origin): New method.
26 (Arm_relocate_functions::calc_grp_kn): New method.
27 (Arm_relocate_functions::calc_grp_residual): New method.
28 (Arm_relocate_functions::calc_grp_gn): New method.
29 (Arm_relocate_functions::arm_grp_alu): New Method.
30 (Arm_relocate_functions::arm_grp_ldr): New Method.
31 (Arm_relocate_functions::arm_grp_ldrs): New Method.
32 (Arm_relocate_functions::arm_grp_ldc): New Method.
33 (Target_arm::Scan::local): Handle the ARM group relocations.
34 (Target_arm::Scan::global): Likewise.
35 (Target_arm::Relocate::relocate): Likewise.
36 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
39 2010-01-26 Doug Kwan <dougkwan@google.com>
41 * arm.cc (set): Include.
42 (class Arm_exidx_fixup): Change type of last_input_section_ to const
44 (Arm_output_section::Text_section_list): New type.
45 (Arm_output_section::append_text_sections_to_list): New method.
46 (Arm_output_section::fix_exidx_coverage): Ditto.
47 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
48 (Arm_relobj::convert_input_section_to_relaxed_section): Use
49 Relobj::set_section_offset() instead of
50 Sized_relobj::invalidate_section_offset().
51 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
52 parameter for section headers. Ignore relocation sections for
53 unallocated sections and EXIDX sections.
54 (Target_arm::fix_exidx_coverage): New method.
55 (Target_arm::output_section_address_less_than): New type.
56 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
57 linked text section instead of the EXIDX section.
58 (Arm_output_section::create_stub_group): Add an assertion to check
59 that this is not an EXIDX output section.
60 (Arm_output_section::append_text_sections_to_list): New method.
61 (Arm_output_section::fix_exidx_coverage): Ditto.
62 (Arm_relobj::scan_sections_for_stubs): Adjust call to
63 Arm_relobj::section_needs_reloc_stub_scanning.
64 (Target_arm::do_relax): Fix EXIDX output section coverage in the
66 (Target_arm::fix_exidx_coverage): New method.
67 * object.h (Relobj::set_output_section): New method.
68 (Sized_relobj::invalidate_section_offset): Remove method.
69 (Sized_relobj::do_invalidate_section_offset): Remove method.
70 (Sized_relobj::do_set_section_offset): Handle offset value -1.
72 2010-01-25 Doug Kwan <dougkwan@google.com>
74 * arm.cc (Arm_exidx_merged_section::do_output_offset):
75 Fix warning due to signed and unsigned comparison on a 32-bit host.
77 2010-01-22 Doug Kwan <dougkwan@google.com>
79 * arm.cc (Target_arm::do_relax): Record an output section for section
80 offset adjustment it contains any stub table that has changed.
81 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
82 offsets in an output section if necessary.
83 * output.cc (Output_section::Output_section): Initialize
84 section_offsets_need_adjustments_.
85 (Output_section::add_input_section_for_script): Renamed to
86 Output_section::add_simple_input_section.
87 (Output_section::save_states): Add a comment.
88 (Output_section::discard_states): New method defintion.
89 (Output_section::adjust_section_offsets): Same.
90 * output.h (Output_section::add_input_section_for_script): Renamed to
91 Output_section::add_simple_input_section.
92 (Output_section::discard_states): New method declaration.
93 (Output_section::adjust_section_offsets): Same.
94 (Output_section::section_offsets_need_adjustment,
95 Output_section::set_section_offsets_need_adjustment): New method
97 (Output_section::section_offsets_need_adjustment_): New data member.
99 (Output_section_element_input::set_section_address): Adjust code for
100 renaming of Output_section::add_input_section_for_script.
101 (Orphan_output_section::set_section_address): Same.
103 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
105 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
106 Fix_v4bx enum values .
107 * gold/options.h (General_options): New option definitions.
108 (General_options::fix_v4bx): New method.
109 (General_options::Fix_v4bx): New enum.
110 * gold/options.cc (General_options::parse_fix_v4bx): New method.
111 (General_options::parse_fix_v4bx_interworking): New method.
113 2010-01-22 Doug Kwan <dougkwan@google.com>
115 * arm.cc (Arm_exidx_fixup): New class.
117 2010-01-21 Doug Kwan <dougkwan@google.com>
119 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
121 (Arm_exidx_section_offset_map): New type.
123 2010-01-21 Doug Kwan <dougkwan@google.com>
125 * arm.cc (Arm_exidx_input_section): New class.
126 (Arm_relobj::exidx_input_section_by_link,
127 Arm_relobj::exidx_input_section_by_shndx,
128 Arm_relobj::make_exidx_input_section): New methods.
129 (read_arm_attributes_section): Remove.
130 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
131 information about them.
132 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
135 2010-01-20 Doug Kwan <dougkwan@google.com>
137 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
138 Input_section_specifier to Section_id.
139 (Target_arm::new_arm_input_section: Adjust code for change of key
141 (Target_arm::find_arm_input_section): Ditto.
142 * gc.h (object.h): Include for Section_id nand Section_id_hash.
143 (Section_id): Remove.
144 (Garbage_collection::Section_id_hash): Remove.
145 * icf.h (object.h): Include for Section_id nand Section_id_hash.
146 (Section_id): Remove.
147 (Icf::Section_id_hash): Remove.
148 * object.h (Section_id, Const_section_id, Section_id_hash,
149 Const_section_id_hash): New type definitions.
150 * output.cc (Output_section::add_relaxed_input_section): Change to
151 use Const_section_id instead of Input_section_specifier as key type.
152 (Output_section::add_merge_input_section): Ditto.
153 (Output_section::build_relaxation_map): Change to use Section_id
154 instead of Input_section_specifier as key type.
155 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
157 (Output_section::convert_input_sections_to_relaxed_sections): Change
158 to use Const_section_id instead of Input_section_specifier as key type.
159 (Output_section::find_merge_section): Ditto.
160 (Output_section::find_relaxed_input_section): Ditto.
161 * output.h (Input_section_specifier): Remove class.
162 (Output_section::Output_section_data_by_input_section_map): Change
163 key type to Const_section_id.
164 (Output_section::Output_relaxed_input_section_by_input_section_map):
166 (Output_section::Relaxation_map): Change key type to Section_id.
168 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
170 * gold/arm.cc: Added support for R_ARM_V4BX relocation
171 (class Arm_v4bx_stub): New class.
172 (DEF_STUBS): Updated definition to support v4_veneer_bx.
173 (Stub_factory::make_arm_v4bx_stub): New method.
174 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
175 (Stub_table::empty): Handle v4bx stubs.
176 (Stub_table::add_arm_v4bx_stub): New method.
177 (Stub_table::find_arm_v4bx_stub): New method.
178 (Arm_relocate_functions::v4bx): New method.
179 (Target_arm::fix_v4bx): New method.
180 (Target_arm::Target_arm): Handle R_ARM_V4BX.
181 (Stub_table::relocate_stubs): Likewise.
182 (Stub_table::do_write): Likewise.
183 (Stub_table::update_data_size_and_addralign): Likewise.
184 (Stub_table::finalize_stubs): Likewise.
185 (Target_arm::Scan::local): Likewise.
186 (Target_arm::Scan::global): Likewise.
187 (Target_arm::do_finalize_sections): Likewise.
188 (Target_arm::Relocate::relocate): Likewise.
189 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
191 (Target_arm::scan_reloc_for_stub): Likewise.
192 (Target_arm::scan_reloc_section_for_stubs): Likewise.
194 2010-01-19 Ian Lance Taylor <iant@google.com>
196 * output.cc (Output_section_headers::do_sized_write): Write large
197 segment count to sh_info field.
198 (Output_file_header::do_sized_write): For large segment count,
199 write PN_XNUM to e_phnum field.
201 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
203 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
204 (Arm_relocate_functions::thm_jump8): New function.
205 (Arm_relocate_functions::thm_jump11): New function.
206 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
208 (Target_arm::Scan::global): Likewise.
209 (Target_arm::Relocate::relocate): Likewise.
210 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
213 2010-01-14 Doug Kwan <dougkwan@google.com>
215 * arm.cc (map, utility): Include headers.
216 (Target_arm::apply_cortex_a8_workaround): New method.
217 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
218 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
219 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
220 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
221 the --[no-]fix-cortex-a8 command line options.
222 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
223 (Target_arm::relocate_stub): Use addend in instruction template.
224 * options.h (DEFINE_bool): Set the user-set flag.
225 (General_options): Add --[no-]-fix-cortex options.
226 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
227 : Update fast look-up map after conversion.
229 2010-01-14 Sriraman Tallam <tmsriram@google.com>
231 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
232 in the first pass of do_layout.
234 2010-01-13 Doug Kwan <dougkwan@google.com>
236 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
237 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
238 apparent compiler problem of not folding static constant integral
239 data members of elfcpp::Elf_sizes<32>.
241 2010-01-13 Doug Kwan <dougkwan@google.com>
243 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
244 Arm_relobj::section_needs_cortex_a8_stub_scanning,
245 Arm_relobj::scan_section_for_cortex_a8_erratum,
246 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
247 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
248 sections to scan for relocation stubs into a new method
249 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
250 relocation and Cortex-A8 stub scanning.
251 (Target_arm::do_relax): Force stubs to be after stubbed sections
252 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
253 the beginning of a new relaxation pass. Update a comment.
254 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
256 2010-01-12 Ian Lance Taylor <iant@google.com>
258 * target-reloc.h (visibility_error): New inline function.
259 (relocate_section): Call visibility_error.
260 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
261 (MOSTLYCLEANFILES): Likewise.
262 (protected_4_pic.o, protected_3.err): New targets.
263 * testsuite/protected_4.cc: New file.
265 2010-01-12 Doug Kwan <dougkwan@google.com>
267 * arm.cc (Cortex_a8_reloc): New class.
268 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
269 and cortex_a8_relocs_info_.
270 (Target_arm::fix_cortex_a8): New method definition.
271 (Target_arm::Cortex_a8_relocs_info): New type.
272 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
273 New data member declarations.
274 (Target_arm::scan_reloc_for_stub): Record information about
275 relocations for THUMB branches that might be exempted from the
276 Cortex-A8 workaround.
277 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
278 at the beginning of a relaxation pass.
280 2010-01-12 Doug Kwan <dougkwan@google.com>
282 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
283 (Arm_relobj::Mapping_symbol_position,
284 Arm_reloj::Mapping_symbol_position_less,
285 Arm_relobj::Mapping_symbols_info): New types.
286 (Target_arm::is_mapping_symbol_name): New method definition.
287 (Arm_relobj::do_count_local_symbols): Save information about mapping
290 2010-01-11 Doug Kwan <dougkwan@google.com>
292 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
293 Arm_relocate_functions::thumb32_branch_upper,
294 Arm_relocate_functions::thumb32_branch_lower,
295 Arm_relocate_functions::thumb32_cond_branch_offset,
296 Arm_relocate_functions::thumb32_cond_branch_upper,
297 Arm_relocate_functions::thumb32_cond_branch_lower,
298 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
299 branch offset encoding.
300 (Arm_relocate_functions::thumb_branch_common): Use new branch
301 offset encoding methods to avoid code duplication.
302 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
303 (Stub_addend_reader::operator()): Use new branch encoding method
304 to avoid code duplication.
306 2010-01-11 Doug Kwan <dougkwan@google.com>
308 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
309 (Target_arm::do_finalize_sections): Define special EXIDX section
310 symbols only if referenced.
311 * gc.h (Garbage_collection::add_reference): New method.
312 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
315 2010-01-11 Ian Lance Taylor <iant@google.com>
317 * script.cc (Version_script_info::build_expression_list_lookup):
318 Change complaing about duplicate wildcard match from error to
321 * script.cc (class Lazy_demangler): Recreate--revert part of patch
323 (Version_script_info::Version_script_info): Initialize globs_,
324 default_version_, default_is_global_, and exact_. Don't
325 initialize globals_ or locals_.
326 (Version_script_info::build_lookup_tables): Build local symbols
328 (Version_script_info::unquote): New function.
329 (Version_script_info::add_exact_match): New function.
330 (Version_script_info::build_expression_list_lookup): Remove lookup
331 parameter. Add is_global parameter. Change all callers. Handle
332 wildcard pattern specially. Unquote pattern. Call
334 (Version_script_info::get_name_to_match): New function.
335 (Version_script_info::get_symbol_version): New function.
336 (Version_script_info::get_symbol_version_helper): Remove.
337 (Version_script_info::check_unmatched_names): Call unquote.
338 * script.h (class Version_script_info): Change get_symbol_version
339 to be non-inline and add is_global parameter; change all callers.
340 Rewrite symbol_is_local. Update declarations. Define struct
341 Version_tree_match, Exact, Globs. Don't define struct Lookup.
342 Remove globals_ and locals_ members. Add exact_, globs_,
343 default_version_, is_global_.
344 (Version_script_info::Glob): Remove pattern, add expression and
345 is_global. Update constructor. Change all callers.
346 * dynobj.cc (Versions::finalize): Mark the version symbol as the
348 (Versions::symbol_section_contents): If a symbol is undefined, or
349 defined in a dynamic object, set the version index to
351 * symtab.cc (Symbol_table::add_from_relobj): Don't call
353 (Symbol_table::add_from_pluginobj): Likewise.
354 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
356 2010-01-11 Doug Kwan <dougkwan@google.com>
358 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
359 (incremental_dump_LDADD): Add linking option for libintl.
360 * Makefile.in: Regenerate.
362 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
365 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
367 * testsuite/Makefile.in: Regenerated.
369 2010-01-10 Doug Kwan <dougkwan@google.com>
371 * options.h (DEFINE_var): Use parentheses around argument varname__
372 in macro body to avoid any unintended subsequent substitutions.
374 2010-01-10 Ian Lance Taylor <iant@google.com>
376 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
377 candidates before doing symbol resolution.
379 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
380 ODR candidates if only one is weak.
382 2010-01-08 Ian Lance Taylor <iant@google.com>
384 * script.cc (Version_script_info::build_expression_list_lookup):
385 Don't warn about ambiguous version, just record the ambiguity.
386 (Version_script_info::get_symbol_version_helper): Give error if
387 version is ambiguous.
389 2010-01-08 Doug Kwan <dougkwan@google.com>
391 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
392 prev_data_size_ and prev_addralign_. Remove initializer for
393 deleted data member has_been_changed_.
394 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
395 to determine if the table is empty.
396 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
398 (Stub_table::add_reloc_stub): Define method in class definition
399 instead of just declaring it there.
400 (Stub_table::add_cortex_a8_stub): New method definition.
401 (Stub_table::update_data_size_and_addralign): Ditto.
402 (Stub_table::finalize_stubs): Ditto.
403 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
404 (Stub_table::do_addralign_): Return address alignment in the
405 (Stub_table::do_reset_address_and_file_offset): Define method in
406 class definition instead of declaring it there. Set current data
407 size to be the data size of the previous pass.
408 (Stub_table::set_final_data_size): Use current data size as the
410 (Stub_table::relocate_stub): Change parameter type of stub from
411 Reloc_stub pointer to Stub pointer.
412 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
413 (Stub_table::Cortex_a8_stub_list): New typedef.
414 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
415 Stub_table::prev_addralign_): New data member.
416 (Arm_relobj::Arm_relobj): Initialize data member
417 section_has_cortex_a8_workaround_.
418 (Arm_relobj::section_has_cortex_a8_workaround,
419 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
421 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
423 (Target_arm::relocate_stub): Change parameter type of stub from
424 Reloc_stub pointer to Stub pointer.
425 (Insn_template::size, Insn_template::alignment): Handle
426 THUMB16_SPECIAL_TYPE.
427 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
428 Stub_table::update_data_size_and_addralign,
429 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
431 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
432 (Stub_table::do_write): Ditto.
433 (Target_arm::do_relax): Adjust code for changes in Stub_table.
435 2010-01-08 Ian Lance Taylor <iant@google.com>
438 * symtab.h (class Symbol): Remove fields is_target_special_ and
439 has_plt_offset_. Add field is_defined_in_discarded_section_.
440 (Symbol::is_defined_in_discarded_section): New function.
441 (Symbol::set_is_defined_in_discarded_section): New function.
442 (Symbol::has_plt_offset): Rewrite.
443 (Symbol::set_plt_offset): Verify that new offset is not -1U.
444 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
445 Don't initialize is_target_special_ or has_plt_offset_.
446 Initialize is_defined_in_discarded_section_.
447 (Symbol_table::add_from_relobj): If appropriate, set
448 is_defined_in_discarded_section.
449 * resolve.cc (Symbol::override_base_with_special): Don't test
450 is_target_special_. Change has_plt_offset_ to has_plt_offset().
451 * target-reloc.h (relocate_section): Do special handling for
452 symbols defined in discarded sections for global symbols as well
455 2010-01-08 Ian Lance Taylor <iant@google.com>
457 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
460 2010-01-08 Ian Lance Taylor <iant@google.com>
462 * object.cc (Sized_relobj::do_layout): Don't get confused if
463 layout_eh_frame returns NULL.
465 2010-01-08 Ian Lance Taylor <iant@google.com>
468 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
469 dynamic symbol table, use the normal symbol table.
470 (Sized_dynobj::do_read_symbols): Remove assertion about type of
473 2010-01-08 Ian Lance Taylor <iant@google.com>
476 * layout.cc (Layout::include_section): Remove .gnu_debuglink
479 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
481 * version.cc (print_version): Change to "Copyright 2010".
483 2010-01-08 Ian Lance Taylor <iant@google.com>
487 * i386.cc (class Target_i386): Change return type of plt_section
489 (class Output_data_plt_i386): Add tls_desc_rel_ field.
490 (Output_data_plt_i386::Output_data_plt_i386): Initialize
492 (Output_data_plt_i386::rel_tls_desc): New function.
493 (Target_i386::rel_tls_desc_section): New function.
494 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
495 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
496 R_386_TLS_DESC reloc in rel_tls_desc_section.
497 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
498 Define struct Tlsdesc_info.
499 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
500 (Target_x86_64::do_reloc_symbol_index): New function.
501 (Target_x86_64::add_tlsdesc_info): New function.
502 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
503 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
505 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
507 (Output_data_plt_x86_64::rela_tlsdesc): New function.
508 (Target_x86_64::rela_tlsdesc_section): New function.
509 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
511 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
512 (Target_x86_64::do_reloc_addend): New function.
513 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
514 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
515 declarations. Define TARGET_CODE. Add arg field to u1_ union.
516 (Output_reloc::type): New function.
517 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
518 (Output_reloc::is_target_specific): New function.
519 (Output_reloc::target_arg): New function.
520 (class Output_reloc) [SHT_RELA]: Add four new constructors for
521 absolute relocs and target specific relocs.
522 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
524 (class Output_data_reloc) [SHT_RELA]: Likewise.
525 * output.cc (Output_reloc::Output_reloc): Add four new versions
526 for absolute relocs and target specific relocs.
527 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
528 (Output_reloc::get_symbol_index): Likewise.
529 (Output_reloc::local_section_offset): Check that local_sym_index_
530 is not TARGET_CODE or 0.
531 (Output_reloc::symbol_value): Likewise.
532 (Output_reloc::write) [SHT_RELA]: Call target for target specific
534 * target.h (class Target): Add reloc_symbol_index and reloc_addend
535 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
537 * layout.cc (add_target_dynamic_tags): Use output section for
538 DT_PLTRELSZ and DT_JMPREL.
540 2010-01-07 Ian Lance Taylor <iant@google.com>
543 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
545 (class Output_data_reloc_generic): Define.
546 (class Output_data_reloc_base): Change base class to
547 Output_data_reloc_generic. Change add() method to call
548 bump_relative_reloc_count for a relative reloc. Remove
550 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
552 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
553 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
555 * layout.h (class Layout): Update declaration.
557 2010-01-07 Ian Lance Taylor <iant@google.com>
559 * output.h (class Output_data): Add const version of
560 output_section and do_output_section.
561 (class Output_section_data): Add const version of
563 (class Output_section): Likewise.
564 * layout.cc (Layout::add_target_dynamic_tags): New function.
565 * layout.h (class Layout): Update declarations.
566 * arm.cc (Target_arm::do_finalize_sections): Use
567 add_target_dynamic_tags.
568 * i386.cc (Target_i386::do_finalize_sections): Likewise.
569 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
570 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
571 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
573 2010-01-07 Ian Lance Taylor <iant@google.com>
576 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
579 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
580 Ian Lance Taylor <iant@google.com>
583 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
584 Xindex::read_symtab_xindex.
586 2010-01-07 Doug Kwan <dougkwan@google.com>
588 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
589 (Insn_template::thumb16_bcond_insn): New method declaration.
590 (Insn_template): Fix spelling.
591 (Stub::thumb16_special): New method declaration.
592 (Stub::do_write): Define virtual method which was previously pure
594 (Stub::do_thumb16_special): New method declaration.
595 (Stub::do_fixed_endian_write): New template member.
596 (Reloc_stub::do_write): Remove.
597 (Reloc_stub::do_fixed_endian_write): Remove.
598 (Cortex_a8_stub): New class definition.
599 (Stub_factory::make_cortex_a8_stub): New method definition.
600 (Stub_factory::Stub_factory): Add missing static storage class
601 qualifier for elf32_arm_stub_a8_veneer_blx.
603 2010-01-07 Ian Lance Taylor <iant@google.com>
606 * options.h (class General_options): Add --warn-unresolved-symbols
607 and --error-unresolved-symbols.
608 * errors.cc (Errors::undefined_symbol): Implement
609 --warn-unresolved-symbols.
611 * options.h (class General_options): Add -z text and -z textoff.
612 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
614 2010-01-06 Sriraman Tallam <tmsriram@google.com>
616 * gc.h (Garbage_collection::Cident_section_map): New typedef.
617 (Garbage_collection::cident_sections): New function.
618 (Garbage_collection::add_cident_section): New function.
619 (Garbage_collection::cident_sections_): New member.
620 (gc_process_relocs): Add references to sections whose names are C
622 * gold.h (cident_section_start_prefix): New constant.
623 (cident_section_stop_prefix): New constant.
624 (is_cident): New function.
625 * layout.cc (Layout::define_section_symbols): Replace string constants
626 with the newly defined constants.
627 * object.cc (Sized_relobj::do_layout): Track sections whose names are
629 * testsuite/Makefile.am: Add gc_orphan_section_test.
630 * testsuite/Makefile.in: Regenerate.
631 * testsuite/gc_orphan_section_test.cc: New file.
632 * testsuite/gc_orphan_section_test.sh: New file.
634 2010-01-06 Ian Lance Taylor <iant@google.com>
637 * options.h (class General_options): Add --warn-shared-textrel.
638 * layout.cc (Layout::finish_dynamic_section): Implement
639 --warn-shared-textrel.
642 * options.h (class General_options): Add --warn-multiple-gp.
644 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
646 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
647 $(THREADSLIB) and $(LIBDL).
648 * Makefile.in: Rebuild.
650 2010-01-06 Ian Lance Taylor <iant@google.com>
653 * options.cc (General_options::parse_section_start): New function.
654 (General_options::section_start): New function.
655 (General_options::General_options): Initialize all members.
656 * options.h: Include <map>
657 (class General_options): Add --section-start. Add section_starts_
659 * layout.cc (Layout::attach_allocated_section_to_segment): If
660 --section-start was used, set the address of the segment. Remove
662 (Layout::relaxation_loop_body): If the address of the load segment
663 has been set by --section-start, don't use it.
664 * output.h (Output_segment::update_flags_for_output_section): New
666 * output.cc (Output_segment::add_output_section): Call
667 update_flags_for_output_section.
669 2010-01-05 Ian Lance Taylor <iant@google.com>
672 * options.h (class General_options): Add --undefined-version.
673 * script.cc (struct Version_expression): Add was_matched_by_symbol
675 (Version_script_info::matched_symbol): New function.
676 (Version_script_info::get_symbol_version_helper): Call
678 (Version_script_info::check_unmatched_names): New function.
679 * script.h (class Version_script_info): Update declarations.
680 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
682 * options.h (class General_options): Use DEFINE_bool_alias for
683 allow_multiple_definition.
684 * resolve.cc (Symbol_table::should_override): Don't test
685 allow_multiple_definition.
688 * options.h (class General_options): Add --cref.
689 * main.cc (main): Print cref table if --cref. Don't close mapfile
690 until after printing cref table.
691 * cref.cc: Include "symtab.h".
692 (class Cref_inputs): Define Cref_table_compare and Cref_table.
693 (Cref_table_compare::operator()): New function.
694 (Cref_inputs::gather_cref): New function.
695 (filecol): New static const.
696 (Cref_inputs::print_cref): New function.
697 (Cref::print_cref): New function.
698 * cref.h: Include <cstdio>.
699 (class Cref): Update declarations.
700 * mapfile.h (Mapfile::file): New function.
701 * object.h (class Object): Define Symbols. Declare virtual
702 do_get_global_symbols.
703 (Object::get_global_symbols): New function.
704 * object.cc (Input_objects::add_object): Pass object to cref_ if
706 (Input_objects::archive_start): Likewise.
707 (Input_objects::archive_stop): Likewise.
708 (Input_objects::print_cref): New function.
709 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
710 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
712 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
714 * plugin.h (class Sized_pluginobj): Update declarations.
716 2010-01-05 Ian Lance Taylor <iant@google.com>
718 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
719 to is_default_version. Rename insdef to insdefault.
720 (Symbol_table::add_from_relobj): Rename def to is_default_version
721 and local to is_forced_local.
722 (Symbol_table::add_from_pluginobj): Likewise.
723 (Symbol_table::add_from_dynobj): Likewise.
724 (Symbol_table::define_special_symbol): Rename insdef to
727 2010-01-04 Ian Lance Taylor <iant@google.com>
730 * options.h (class General_options): Add
731 --allow-multiple-definition and -z muldefs.
732 * resolve.cc (Symbol_table::should_override): Don't warn about a
733 multiple symbol definition if --allow-multiple-definition or -z
737 * options.h (class General_options): Add --add-needed and
738 --copy-dt-needed-entries. Tweak --as-needed help entry.
739 * object.cc (Input_objects::check_dynamic_dependencies): Give an
740 error if --copy-dt-needed-entries aka --add-needed is used and
741 would cause a change in behaviour.
744 * options.h (class General_options): Add -G as a short version of
745 --shared. Add no-op options -assert, -g, and -i.
747 2010-01-04 Sriraman Tallam <tmsriram@google.com>
749 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
750 check for .text or .gnu.linkonce.t sections.
751 * icf.cc (Icf::find_identical_sections): Ditto.
752 Change the detection for mangled function name within the section
754 * icf.h (is_section_foldable_candidate): New function.
756 2009-12-30 Ian Lance Taylor <iant@google.com>
759 * options.h (class General_options): Permit two dashes with
760 --retain-symbols-file.
762 2009-12-30 Ian Lance Taylor <iant@google.com>
765 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
766 don't put the file header and segment headers in the text
770 * common.cc (Sort_commons::operator()): Stabilize sort when both
772 (Symbol_table::do_allocate_commons_list): When allocating common
773 symbols, skip a symbol which is no longer common.
774 * symtab.h (Symbol::is_common): Test whether the symbol comes from
775 an object before checking its type.
776 * testsuite/common_test_2.c: New file.
777 * testsuite/common_test_3.c: New file.
778 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
779 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
780 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
781 (common_test_2_pic.o, common_test_2.so): New targets.
782 (common_test_3_pic.o, common_test_3.so): New targets.
783 * testsuite/Makefile.in: Rebuild.
786 * script.cc (read_input_script): If we see a new SECTIONS clause,
787 and we have added an input section, give an error.
788 * layout.h (class Layout): Add have_added_input_section function.
789 Add have_added_input_section_ field.
790 * layout.cc (Layout::Layout): Initialize
791 have_added_input_section_.
792 (Layout::layout): Set have_added_input_section_.
793 (Layout::layout_eh_frame): Likewise.
795 2009-12-30 Ian Lance Taylor <iant@google.com>
798 * options.h (class General_options): Add --sort-common option.
799 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
800 * common.cc (Sort_common): Add sort_order parameter to
801 constructor. Add sort_order_ field.
802 (Sort_commons::operator): Check sort_order_.
803 (Symbol_table::allocate_commons): Determine the sort order.
804 (Symbol_table::do_allocate_commons): Add sort_order parameter.
806 (Symbol_table::do_allocate_commons_list): Likewise.
808 2009-12-30 Ian Lance Taylor <iant@google.com>
811 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
812 symbols from this object, don't change the visibility of an
814 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
816 2009-12-30 Ian Lance Taylor <iant@google.com>
819 * script.h (class Version_script_info): Define Language enum.
820 Update declarations. Define Glob, Exact, and Lookup types. Add
821 new fields globals_, locals_, and is_finalized_.
822 * script.cc: Various formatting fixes.
823 (class Parser_closure): Change language_stack_ from a vector of
824 std::string to one of Version_script_info::Language. Adjust all
826 (class Lazy_demangler): Remove.
827 (struct Version_expression): Change language from std::string to
828 Version_script_info::Language.
829 (Version_script_info::Version_script_info): New function.
830 (Version_script_info::~Version_script_info): Don't call clear.
831 (Version_script_info::finalize): New function.
832 (Version_script_info::build_lookup_tables): New function.
833 (Version_script_info::build_expression_list_lookup): New
835 (Version_script_info::get_symbol_version_helper): Rewrite to use
837 (Version_script_info::print_expression_list): Adjust to use
838 Version_script_info::Language.
839 (script_push_lex_into_version_mode): Check that the version script
840 has not been finalized.
841 (version_script_push_lang): Change language string to
842 Version_script_info::Language.
843 * options.cc (Command_line::version_script): New function.
844 * options.h (class General_options): Add finalize_dynamic_list
845 function. Change version_script from declaration to definition.
846 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
847 * testsuite/version_script.map: Remove duplicate def of foo.
848 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
850 * testsuite/Makefile.in: Rebuild.
852 2009-12-30 Ian Lance Taylor <iant@google.com>
855 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
856 if the input symbol index is 0, make the output symbol index 0.
858 2009-12-30 Ian Lance Taylor <iant@google.com>
861 * options.h (class General_options): Add -x/--discard-all.
862 * object.cc (Sized_relobj::do_count_local_symbols): Handle
863 --discard-all. If the local symbol needs a dynamic entry, check
864 that before handling --discard-locals.
866 2009-12-30 Ian Lance Taylor <iant@google.com>
869 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
871 (Output_segment::add_output_section): Don't change the flags if
875 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
876 GNU hash table if they need a dynamic value. Otherwise, don't add
877 them if they are defined in a dynamic object or are forced local.
879 2009-12-29 Ian Lance Taylor <iant@google.com>
882 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
883 .gnu.hash table for a 32-bit target.
886 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
887 regular and a dynamic object only needs a dynamic symbol table
888 entry if it is externally visible.
891 * i386.cc (class Target_i386): Initialize global_offset_table_ in
892 constructor. Add global_offset_table_ field.
893 (Target_i386::got_section): Set global_offset_table_.
894 (Target_i386::do_finalize_sections): Set global_offset_table_
896 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
897 in constructor. Add global_offset_table_ field.
898 (Target_x86_64::got_section): Set global_offset_table_.
899 (Target_x86_64::do_finalize_sections): Set global_offset_table_
902 * layout.cc (Layout::Layout): Initialize increase_relro_.
903 (Layout::get_output_section): Add is_relro, is_last_relro, and
904 is_first_non_relro parameters. Change all callers.
905 (Layout::choose_output_section): Likewise.
906 (Layout::add_output_section_data): Likewise.
907 (Layout::make_output_section): Likewise.
908 (Layout::set_segment_offsets): Clear increase_relro when using a
910 * layout.h (class Layout): Add increase_relro method. Add
911 increase_relro_ field. Update declarations.
912 * output.cc (Output_section::Output_section): Initialize
913 is_last_relro_ and is_first_non_relro_.
914 (Output_segment::add_output_section): Group relro sections is
915 do_sort is true. Handle is_last_relro and is_first_non_relro.
916 (Output_segment::maximum_alignment): Remove relro handling.
917 (Output_segment::set_section_addresses): Add increase_relro
918 parameter. Change all callers. Add initial alignment to align
919 relro sections on separate page. Remove old relro handling.
920 (Output_segment::set_section_list_addresses): Remove in_relro
921 parameter. Change all callers.
922 (Output_segment::set_offset): Add increase parameter. Change all
923 callers. Remove old relro handling.
924 * output.h (class Output_section): Add new methods: is_last_relro,
925 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
926 Add is_last_relro_ and is_first_non_relro_ fields.
927 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
928 Create separate .got.plt section. Call increase_relro.
929 * x86_64.cc (Target_x86_64::got_section): Likewise.
930 * testsuite/relro_script_test.t: Add .got.plt.
933 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
934 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
935 (Layout::finalize): Call set_dynamic_symbol_size.
936 (Layout::set_dynamic_symbol_size): New function.
937 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
938 set_dynamic_symbol_size.
941 * output.h (class Output_section): Add is_entsize_zero_ field.
942 * output.cc (Output_section::Output_section): Initialize
944 (Output_section::set_entsize): If two different entsizes are
945 requested, force it to zero.
946 (Output_section::add_input_section): Set flags for .debug_str
947 before updating section flags. Set entsize.
948 (Output_section::update_flags_for_input_section): Set SHF_MERGE
949 and SHF_STRING if all input sections have those flags.
951 2009-12-29 Rafael Espindola <espindola@google.com>
953 * main.cc (main): Fix the sys time reporting.
954 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
957 2009-12-29 Sriraman Tallam <tmsriram@google.com>
959 * options.cc (General_options::parse_version): Allow -v to exit
960 without an error if there is nothing to link.
962 2009-12-29 Ian Lance Taylor <iant@google.com>
964 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
965 using a version of gcc before 4.1.
966 * configure: Rebuild.
968 2009-12-28 Chris Demetriou <cgd@google.com>
970 * attributes.cc (Output_attributes_section_data::do_write): Use
971 std::vector::front rather than std::vector::data.
973 2009-12-28 Ian Lance Taylor <iant@google.com>
975 * symtab.h (class Symbol_table): Add enum Defined.
976 * resolve.cc (Symbol_table::should_override): Add defined
977 parameter. Change all callers. Test whether object is NULL
978 before calling a method on it.
979 (Symbol_table::report_resolve_problem): Add defined parameter.
981 (Symbol_table::should_override_with_special): Likewise.
982 * symtab.cc (Symbol_table::define_in_output_data): Add defined
983 parameter. Change all callers.
984 (Symbol_table::do_define_in_output_data): Likewise.
985 (Symbol_table::define_in_output_segment): Likewise.
986 (Symbol_table::do_define_in_output_segment): Likewise.
987 (Symbol_table::define_as_constant): Likewise.
988 (Symbol_table::do_define_as_constant): Likewise.
989 * script.h (class Symbol_assignment): Add is_defsym parameter to
990 constructor; change all callers.
991 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
992 parameter. Change all callers. Add is_defsym_ field.
993 (class Parser_closure): Add parsing_defsym parameter to
994 constructor; change all callers. Add parsing_defsym accessor
995 function. Add parsing_defsym_ field.
997 2009-12-28 Ian Lance Taylor <iant@google.com>
999 * gold.cc (queue_middle_tasks): Fix formatting.
1000 * object.cc (Relobj::is_section_name_included): Likewise.
1002 2009-12-23 Ian Lance Taylor <iant@google.com>
1004 * i386.cc (Target_i386::do_calls_non_split): Recognize
1005 -fsplit-stack prologue for a function with a static chain.
1006 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1007 -fsplit-stack prologue when using %r11.
1009 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1011 * options.cc (General_options::parse_version): Make -v continue and do
1012 the link like GNU ld does.
1014 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1016 * Makefile.am (CCFILES): Add timer.cc.
1017 (HFILES): Add timer.h.
1018 * configure.ac: Check for sysconf and times.
1019 * main.cc: include timer.h.
1020 (main): Use Timer instead of get_run_time.
1023 * workqueue.cc: include timer.h.
1024 (Workqueue::find_and_run_task):
1025 Report user, sys and wall time.
1026 * Makefile.in: Regenerate.
1027 * config.in: Regenerate.
1028 * configure: Regenerate.
1030 2009-12-16 Doug Kwan <dougkwan@google.com>
1032 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1034 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1035 relaxed input sections.
1036 * output.cc (Output_section::find_relaxed_input_section): Change
1037 return type to Output_relaxed_input_section pointer. Adjust code
1038 for new type of relaxed_input_section_map_.
1039 * output.h (Output_section::find_relaxed_input_section): Change
1040 return type to Output_relaxed_input_section pointer.
1041 (Output_section::Output_relaxed_input_section_by_input_section_map):
1043 (Output_section::relaxed_input_section_map_): Change type to
1044 Output_section::Output_relaxed_input_section_by_input_section_map.
1045 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1048 2009-12-15 Ian Lance Taylor <iant@google.com>
1050 * layout.cc (Layout::create_shstrtab): Only write out after input
1051 sections if we are compressing debug sections.
1053 2009-12-15 Ian Lance Taylor <iant@google.com>
1055 * archive.cc (Archive::add_symbols): Only look up a symbol without
1056 a version if there is, in fact, a version.
1058 2009-12-14 Ian Lance Taylor <iant@google.com>
1060 Revert -Wshadow changes, all changes from:
1061 2009-12-11 Doug Kwan <dougkwan@google.com>
1062 2009-12-11 Nick Clifton <nickc@redhat.com>
1063 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1065 2009-12-11 Doug Kwan <dougkwan@google.com>
1067 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1069 * attributes.cc (Object_attribute::size): Ditto.
1070 (Attributes_section_data::size): Ditto.
1071 (Attributes_section_data::Attributes_section_data): Ditto.
1072 (Output_attributes_section_data::do_write): Ditto.
1073 * attributes.h (Object_attribute::set_type): Ditto.
1074 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1076 2009-12-11 Nick Clifton <nickc@redhat.com>
1078 * archive.cc: Fix shadowed variable warnings.
1080 * compressed_output.cc: Likewise.
1081 * compressed_output.h: Likewise.
1082 * configure: Likewise.
1083 * dwarf_reader.cc: Likewise.
1084 * dynobj.cc: Likewise.
1085 * dynobj.h: Likewise.
1086 * ehframe.cc: Likewise.
1087 * ehframe.h: Likewise.
1088 * errors.cc: Likewise.
1089 * expression.cc: Likewise.
1090 * fileread.cc: Likewise.
1091 * fileread.h: Likewise.
1092 * freebsd.h: Likewise.
1093 * i386.cc: Likewise.
1095 * incremental.h: Likewise.
1096 * layout.cc: Likewise.
1097 * layout.h: Likewise.
1098 * mapfile.cc: Likewise.
1099 * merge.cc: Likewise.
1100 * merge.h: Likewise.
1101 * object.cc: Likewise.
1102 * object.h: Likewise.
1103 * options.h: Likewise.
1104 * output.cc: Likewise.
1105 * output.h: Likewise.
1106 * parameters.cc: Likewise.
1107 * plugin.cc: Likewise.
1108 * powerpc.cc: Likewise.
1109 * reduced_debug_output.cc: Likewise.
1110 * reduced_debug_output.h: Likewise.
1111 * reloc.cc: Likewise.
1112 * reloc.h: Likewise.
1113 * resolve.cc: Likewise.
1114 * script-sections.cc: Likewise.
1115 * script.cc: Likewise.
1116 * script.h: Likewise.
1117 * sparc.cc: Likewise.
1118 * symtab.cc: Likewise.
1119 * symtab.h: Likewise.
1120 * target-select.cc: Likewise.
1121 * target-select.h: Likewise.
1122 * token.h: Likewise.
1123 * workqueue.cc: Likewise.
1124 * workqueue.h: Likewise.
1125 * x86_64.cc: Likewise.
1127 2009-12-10 Doug Kwan <dougkwan@google.com>
1129 * arm.cc (attributes.h): New include.
1130 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1131 (Arm_relobj::~Arm_relobj): Delete object pointed by
1132 attributes_section_data_.
1133 (Arm_relobj::attributes_section_data): New method definition.
1134 (Arm_relobj::attributes_section_data_): New data member declaration.
1135 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1136 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1137 attributes_section_data_.
1138 (Arm_dynobj::attributes_section_data): New method definition.
1139 (Arm_dynobj::attributes_section_data_): New data member declaration.
1140 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1141 initialization value of may_use_blx_ to false.
1142 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1143 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1144 object attributes to compute results instead of hard-coding.
1145 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1146 Target_arm::get_secondary_compatible_arch,
1147 Target_arm::set_secondary_compatible_arch
1148 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1149 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1150 New method declarations.
1151 (Target_arm::get_aeabi_object_attribute): New method definition.
1152 (Target_arm::attributes_section_data_): New data member declaration.
1153 (read_arm_attributes_section): New template definition.
1154 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1155 (Arm_dynobj::do_read_symbols): Ditto.
1156 (Target_arm::do_finalize_sections): Merge attributes sections from
1157 input. Check for BLX use after attributes section merging.
1158 Fix __exidx_start and __exidx_end visibility. Create an
1159 .ARM.attributes section if necessary.
1160 (Target_arm::get_secondary_compatible_arch,
1161 Target_arm::set_secondary_compatible_arch,
1162 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1163 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1164 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1165 New method definitions.
1167 2009-12-09 Ian Lance Taylor <iant@google.com>
1169 * plugin.cc (Plugin::load): Don't cast from void* to a function
1172 2009-12-09 Ian Lance Taylor <iant@google.com>
1174 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1177 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1179 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1180 Replace two_file_shared_1.so with two_file_shared_2.so.
1181 * testsuite/Makefile.in: Regenerated.
1183 2009-12-08 Doug Kwan <dougkwan@google.com>
1185 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1186 (HFILES): Add attributes.h and int_encoding.h.
1187 * Makefile.in: Regenerate.
1188 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1189 function definitions to int_encoding.cc
1190 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1191 prototypes to int_encoding.h
1192 * reduced_debug_output.cc (int_encoding.h): New include.
1193 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1194 function definitions to int_encoding.cc
1195 (insert_into_vector, read_from_pointer): Move template definitions to
1197 * attributes.cc: New file.
1198 * attributes.h: New file.
1199 * int_encoding.cc: New file.
1200 * int_encoding.h: New file.
1202 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1205 * incremental-dump.cc (dump_incremental_inputs): New.
1206 (main): Use dump_incremental_inputs.
1208 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1211 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1212 checking elfcpp::STT_FUNC.
1213 (Target_i386::Relocate::relocate): Likewise.
1214 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1216 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1217 symbols from shared libraries into normal FUNC symbols.
1219 * symtab.h (Symbol): Add is_func and use it.
1221 2009-12-05 Doug Kwan <dougkwan@google.com>
1223 * arm.cc (Target_arm::arm_info): Initialize new fields
1224 attributes_section and attributes_vendor.
1225 * i386.cc (Target_i386::i386_info): Same.
1226 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1227 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1228 fields attributes_section and attributes_vendor.
1229 * sparc.cc (Target_sparc::sparc_info): Same.
1230 * target.h (Target::attributes_section, Target::attributes_vendor,
1231 Target::is_attributes_section, Target::attribute_arg_type,
1232 Target::attributes_order): New method definitions.
1233 (Target::Target_info::attributes_section,
1234 Target::Target_info::attributes_vendor): New fields.
1235 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1236 virtual method definitions.
1237 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1238 attributes_section and attributes_vendor.
1239 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1241 2009-12-05 Doug Kwan <dougkwan@google.com>
1243 * arm.cc: Update comments about interworking and stub generation.
1244 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1245 considered as non-PIC.
1246 (Arm_relocate_functions::base_abs): Fix formatting.
1247 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1248 of function to use GOT entry address instead of offset.
1249 (Target_arm::Scan::global): Issue an error if a symbol would need a
1250 PLT does not get one because it is untyped. Remove code to create
1251 dynamic symbols for relative branches.
1252 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1253 takes unsigned integer instead of boolean.
1255 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1257 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1258 (two_file_test_LDADD): Likewise.
1259 (common_test_1_LDADD): Likewise.
1260 (exception_test_LDADD) Likewise.
1261 (weak_test_LDADD): Likewise.
1262 (many_sections_test_LDADD): Likewise.
1263 (initpri1_LDADD): Likewise.
1264 (script_test_1_LDADD): Likewise.
1265 (script_test_2_LDADD): Likewise.
1266 (justsyms_LDADD): Likewise.
1267 (binary_test_LDADD): Likewise.
1268 (large_LDADD): Likewise.
1269 * testsuite/Makefile.in: Regenerated.
1271 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1273 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1274 (Symbol_table::override_with_special): Likewise.
1275 (Symbol_table::add_from_object): Likewise.
1277 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1279 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1280 Don't set the data_offset twice.
1282 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1284 * testsuite/Makefile.in: Regenerate.
1286 2009-12-03 Doug Kwan <dougkwan@google.com>
1288 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1289 (Target_arm::do_finalize_sections): Add parameter for symbol table
1290 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1291 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1292 parameter for symbol table pointer.
1293 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1294 an additional parameter for a pointer to symbol table.
1295 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1296 parameter for a symbol table pointer.
1297 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1298 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1300 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1301 parameter for a symbol table pointer.
1303 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1305 * incremental.cc (Incremental_inputs_header)
1306 (Incremental_inputs_header_write, Incremental_inputs_entry)
1307 (Incremental_inputs_entry_write): Move ...
1308 * incremental.h (Incremental_inputs_header)
1309 (Incremental_inputs_header_write, Incremental_inputs_entry)
1310 (Incremental_inputs_entry_write): here.
1312 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1314 * incremental.cc (make_sized_incremental_binary): Set the target.
1315 Error if it is incompatible.
1316 * output.h (Output_file): Add filename method.
1318 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1320 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1321 from the get_* methods.
1323 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1325 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1326 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1327 Write 0 for the data_offset of scripts.
1329 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1331 * testsuite/Makefile.am: Add the incremental_test.sh test.
1332 * testsuite/incremental_test.sh: New.
1333 * testsuite/incremental_test_1.c: New.
1334 * testsuite/incremental_test_2.c: New.
1336 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1338 * incremental-dump.cc (main): Fix typos.
1340 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1343 * incremental-dump.cc (main): Use llu to print 64 bit values.
1345 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1346 H.J. Lu <hongjiu.lu@intel.com>
1348 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1350 (incremental_dump_LDADD): Likewise.
1351 * Makefile.in: Regenerated.
1353 2009-11-25 Doug Kwan <dougkwan@google.com>
1357 2009-11-25 Doug Kwan <dougkwan@google.com>
1359 * arm.cc (Target_arm::Target_arm): Move method definition
1360 outside of class definition. Add code to handle
1361 --target1-rel, --target1-abs and --target2= options.
1362 (Target_arm::get_reloc_reloc_type): Change method to be
1363 non-static and const.
1364 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1365 New data member declaration.
1366 (Target_arm::Scan::local, Target_arm::Scan::global,
1367 Target_arm::Relocate::relocate,
1368 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1369 Adjust call to Target_arm::get_real_reloc_type.
1370 (Target_arm::get_real_reloc_type): Use command line options
1371 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1372 * options.h (--target1-rel, --target1-abs, --target2): New
1375 2009-11-25 Doug Kwan <dougkwan@google.com>
1377 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1378 class definition. Add code to handle --target1-rel, --target1-abs
1379 and --target2= options.
1380 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1382 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1384 (Target_arm::Scan::local, Target_arm::Scan::global,
1385 Target_arm::Relocate::relocate,
1386 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1387 call to Target_arm::get_real_reloc_type.
1388 (Target_arm::get_real_reloc_type): Use command line options to
1389 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1390 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1393 2009-11-25 Doug Kwan <dougkwan@google.com>
1395 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1396 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1397 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1399 (Arm_relocate_functions::thm_call): Replace body with a call to
1400 Arm_relocate_functions::thumb_branch_common.
1401 (Arm_relocate_functions::thm_jump24,
1402 Arm_relocate_functions::thm_xpc22): New method definitions.
1403 (Arm_relocate_functions::thumb_branch_common): New method definition.
1404 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1406 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1407 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1409 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1411 * Makefile.am: Build incremental-dump
1412 * Makefile.in: Regenerate.
1413 * incremental-dump.cc: New.
1414 * incremental.cc (Incremental_inputs_header_data,
1415 Incremental_inputs_entry_data): Move to incremental.h
1416 * incremental.h: (Incremental_inputs_header_data,
1417 Incremental_inputs_entry_data): Move from incremental.cc
1419 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1421 * incremental.cc (Incremental_inputs_header,
1422 Incremental_inputs_header_write, Incremental_inputs_entry,
1423 Incremental_inputs_entry_write): Add a typedef with the data type.
1425 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1427 * incremental.cc (Incremental_inputs_header,
1428 Incremental_inputs_header_write, Incremental_inputs_entry,
1429 Incremental_inputs_entry_write): Update comment about which
1430 type has the filed descriptions.
1432 2009-11-15 Doug Kwan <dougkwan@google.com>
1434 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1435 (Arm_relocate_functions::arm_branch_common): Change method defintion
1436 in class definition to a method declaration and update list of formal
1438 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1439 Arm_relocation_functions::jump24): Adjust call to
1440 Arm_relocate_functions::arm_branch_common. Update list of formal
1442 (Arm_relocate_functions::xpc25): New method definition.
1443 (Arm_relocate_functions::arm_branch_common): Move method defintion
1444 out from class definition. Use stubs for mode-switching and extending
1446 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1447 specially. Change code to enable use of stubs in ARM branches.
1449 2009-11-10 Doug Kwan <dougkwan@google.com>
1451 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1452 in method declaration.
1453 (Target_arm::relocate_stub): New method declaration.
1454 (Target_arm::default_target): Change to return a pointer instead of
1456 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1457 Target_arm::default_target.
1458 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1460 (Target_arm::relocate_section): Adjust view.
1461 (Target_arm::relocate_stub): New method definition.
1463 2009-11-10 Doug Kwan <dougkwan@google.com>
1465 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1467 * incremental.cc (open_incremental_binary): Initialized local
1468 variables to avoid warnings.
1469 * object.cc (make_elf_object): Ditto.
1470 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1473 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1476 * testsuite/plugin_test.c: Include "config.h".
1478 2009-11-09 Doug Kwan <dougkwan@google.com>
1480 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1481 (arm_symbol_value): Remove.
1482 (Arm_relocate_functions::arm_branch_common,
1483 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1484 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1485 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1486 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1487 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1488 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1489 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1490 Arm_relocate_functions::thm_mobw_abs_nc,
1491 Arm_relocate_functions::thm_mov_abs,
1492 Arm_relocate_functions::movw_prel_nc,
1493 Arm_relocate_functions::thm_movt_abs,
1494 Arm_relocate_functions::movt_prel,
1495 Arm_relocate_functions::thm_movw_prel_nc,
1496 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1497 (Target_arm::Relocate::relocate): Only decompose address into two
1498 parts if relocation type uses the thumb-bit and pass the actual
1499 bit instead of a flag indicating that the thumb-bit is used. Adjust
1500 calls to methods in Arm_relocate_functions for this change.
1502 2009-11-08 Ian Lance Taylor <iant@google.com>
1505 * reloc.cc: Instantiate
1506 Sized_relobj::initialize_input_to_output_maps and
1507 Sized_relobj:free_input_to_output_maps.
1509 2009-11-06 Ian Lance Taylor <iant@google.com>
1512 * defstd.cc (in_segment): Set only_if_ref true for "end".
1514 2009-11-06 Doug Kwan <dougkwan@google.com>
1516 * arm.cc (class Reloc_stub): Correct a comment.
1517 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1518 (Target_arm::scan_section_for_stubs): New method declaration.
1519 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1520 Change methods from private to protected.
1521 (Target_arm::do_may_relax): New method definition.
1522 (Target_arm::do_relax, Target_arm::group_sections,
1523 Target_arm::scan_reloc_for_stub,
1524 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1525 (Target_arm::arm_input_section_map_): New data member declaration.
1526 (Target_arm::scan_reloc_for_stub,
1527 Target_arm::scan_reloc_section_for_stubs,
1528 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1529 Target_arm::do_relax): New method definitions.
1531 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1533 * configure.ac: Check for (struct stat)::st_mtim
1534 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1535 * config.in: Regenerate.
1536 * configure: Regenerate.
1538 2009-11-05 Ian Lance Taylor <iant@google.com>
1541 * output.cc (Output_segment::add_output_section): Add missing
1544 2009-11-04 Ian Lance Taylor <iant@google.com>
1547 * object.h (class Object): Add is_needed and set_is_needed
1548 methods. Add is_needed_ field. Make bool fields into bitfields.
1549 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1550 defined in a dynamic object and referenced by a regular object,
1551 set is_needed for the dynamic object.
1552 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1553 if the file is marked with as_needed and it is not needed.
1555 2009-11-04 Ian Lance Taylor <iant@google.com>
1558 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1559 tags if data is discarded by linker script.
1560 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1561 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1562 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1563 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1565 2009-11-04 Ian Lance Taylor <iant@google.com>
1567 * layout.cc (Layout::get_output_section): Add is_interp and
1568 is_dynamic_linker_section parameters. Change all callers.
1569 (Layout::choose_output_section): Likewise.
1570 (Layout::make_output_section): Likewise.
1571 (Layout::add_output_section_data): Add is_dynamic_linker_section
1572 parameter. Change all callers.
1573 * layout.h (class Layout): Update declarations.
1574 * output.h (class Output_section): Add is_interp, set_is_interp,
1575 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1576 Add is_interp_, is_dynamic_linker_section_ fields. Change
1577 generate_code_fills_at_write_ to a bitfield.
1578 * output.cc (Output_section::Output_sections): Initialize new
1580 (Output_segment::add_output_section): Add do_sort parameter.
1583 2009-11-03 Ian Lance Taylor <iant@google.com>
1586 * options.h (class General_options): Add --warn-common.
1587 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1588 merging two common symbols.
1589 (Symbol_table::should_override): Handle --warn-common when merging
1590 a common symbol with a defined symbol. Use report_resolve_problem
1591 for multiple definitions.
1592 (Symbol_table::report_resolve_problem): New function.
1593 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1595 2009-11-03 Doug Kwan <dougkwan@google.com>
1597 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1599 (Target_arm::stub_factory): New method definition.
1600 (Target_arm::new_arm_input_section,
1601 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1602 Target_arm::reloc_uses_thumb_bit): New method declarations.
1603 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1604 New type definitions.
1605 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1606 member declarations.
1607 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1608 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1609 New method definitions.
1611 2009-11-03 Ian Lance Taylor <iant@google.com>
1613 * options.h (class General_options): Add --warn_constructors.
1615 2009-11-03 Ian Lance Taylor <iant@google.com>
1618 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1619 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1621 2009-11-03 Ian Lance Taylor <iant@google.com>
1624 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1625 --msgid-bugs-address.
1626 (install-pdf): New target.
1627 (install-data_yes): Look up one directory to find mkinstalldirs.
1629 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1631 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1634 2009-10-30 Doug Kwan <dougkwan@google.com>
1636 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1638 2009-10-30 Doug Kwan <dougkwan@google.com>
1640 * arm.cc (Stub_addend_reader): New struct template definition
1641 and partial specializations.
1642 (Stub_addend_reader::operator()): New method definition for a
1643 partially specialized template.
1645 2009-10-30 Doug Kwan <dougkwan@google.com>
1647 * arm.cc (Arm_relobj::processor_specific_flags): New method
1649 (Arm_relobj::do_read_symbols): New method declaration.
1650 (Arm_relobj::processor_specific_flags_): New data member declaration.
1651 (Arm_dynobj): New class definition.
1652 (Target_arm::do_finalize_sections): Add input_objects parameter.
1653 (Target_arm::do_adjust_elf_header): New method declaration.
1654 (Target_arm::are_eabi_versions_compatible,
1655 (Target_arm::merge_processor_specific_flags): New method declaration.
1656 (Target_arm::do_make_elf_object): New overloaded method definitions
1658 (Arm_relobj::do_read_symbols): New method definition.
1659 (Arm_dynobj::do_read_symbols): Ditto.
1660 (Target_arm::do_finalize_sections): Add input_objects parameters.
1661 Merge processor-specific flags from all input objects.
1662 (Target_arm::are_eabi_versions_compatible,
1663 Target_arm::merge_processor_specific_flags,
1664 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1665 New method definitions.
1666 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1667 Input_objects pointer type parameter.
1668 * layout.cc (Layout::finalize): Pass input objects to target's.
1669 finalize_sections function.
1670 * output.cc (Output_file_header::do_sized_write): Set ELF file
1671 header's processor-specific flags.
1672 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1673 Input_objects pointer type parameter.
1674 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1675 * target.h (Input_objects): New forward class declaration.
1676 (Target::processor_specific_flags,
1677 Target::are_processor_specific_flags_sect): New method definitions.
1678 (Target::finalize_sections): Add input_objects parameter.
1679 (Target::Target): Initialize processor_specific_flags_ and
1680 are_processor_specific_flags_set_.
1681 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1683 (Target::set_processor_specific_flags): New method definition.
1684 (Target::processor_specific_flags_,
1685 Target::are_processor_specific_flags_set_): New data member
1687 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1688 Input_objects pointer type parameter.
1690 2009-10-30 Doug Kwan <dougkwan@google.com>
1692 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1694 2009-10-28 Ian Lance Taylor <iant@google.com>
1696 * object.h (class Relobj): Drop options parameter from
1697 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1698 do_scan_relocs, do_relocate. Change all callers.
1699 (class Sized_relobj): Drop options parameters from
1700 do_gc_process_relocs, do_scan_relocs, do_relocate,
1701 do_relocate_sections, relocate_sections, emit_relocs_scan,
1702 emit_relocs_scan_reltype. Change all callers.
1703 (struct Relocate_info): Remove options field and all references to
1705 * reloc.h (class Read_relocs): Remove options constructor
1706 parameter and options_ field. Change all callers.
1707 (class Gc_process_relocs, class Scan_relocs): Likewise.
1708 (class Relocate_task): Likewise.
1709 * target-reloc.h (scan_relocs): Remove options parameter. Change
1711 (scan_relocatable_relocs): Likewise.
1712 * target.h (class Sized_target): Remove options parameter from
1713 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1715 * gc.h (gc_process_relocs): Remove options parameter. Change all
1717 * arm.cc: Update functions to remove options parameters.
1718 * i386.cc: Likewise.
1719 * powerpc.cc: Likewise.
1720 * sparc.cc: Likewise.
1721 * x86_64.cc: Likewise.
1722 * testsuite/testfile.cc: Likewise.
1724 2009-10-28 Doug Kwan <dougkwan@google.com>
1726 * arm.cc (Arm_relobj): New class definition.
1727 (Arm_relobj::scan_sections_for_stubs,
1728 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1729 New method definitions.
1731 2009-10-28 Cary Coutant <ccoutant@google.com>
1733 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1734 (Plugin::cleanup_done_): New member.
1735 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1736 (Plugin_manager::cleanup_done_): Remove.
1737 (Plugin_manager::add_input_file): Edit error message.
1738 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1739 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1741 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1743 * fileread.cc: (File_read::View::~View): Use the new
1744 data_ownership_ filed.
1745 (File_read::~File_read): Dispose the new whole_file_view_.
1746 (File_read::open): Mmap the whole file if needed.
1747 (File_read::open): Use whole_file_view_ instead of contents_.
1748 (File_read::find_view): Use whole_file_view_ if applicable.
1749 (File_read::do_read): Use whole_file_view_ instead of contents_.
1750 (File_read::make_view): Use whole_file_view_ instead of contents_,
1751 update File_read::View::View call.
1752 (File_read::find_or_make_view): Update File_read::View::View
1754 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1756 (File_read::View::Data_ownership): New enum.
1757 (File_read::View::View): Replace bool mapped_ with Data_ownership
1759 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1760 (File_read::View::data_ownership_): New field.
1761 (File_read::contents_): Remove (replaced by whole_file_view_).
1762 (File_read::whole_file_view_): New field.
1763 * options.h (class General_options): Add --keep-files-mapped.
1765 2009-10-27 Cary Coutant <ccoutant@google.com>
1767 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1768 * testsuite/Makefile.am (plugin_test_5): New test case.
1769 * testsuite/Makefile.in: Regenerate.
1771 2009-10-25 Doug Kwan <dougkwan@google.com>
1773 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1774 from private to protected to allow access by child class.
1775 (Sized_relobj::do_relocate_sections): New method declaration.
1776 (Sized_relobj::relocate_sections): Virtualize.
1777 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1778 Sized_relobj::relocate_sections. Instantiate template explicitly
1779 for different target sizes and endianity.
1781 2009-10-24 Doug Kwan <dougkwan@google.com>
1783 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1784 (Arm_input_section::as_arm_input_section): New method.
1785 (Arm_output_section): New class definition.
1786 (Arm_output_section::create_stub_group,
1787 Arm_output_section::group_sections): New method definitions.
1789 2009-10-22 Doug Kwan <dougkwan@google.com>
1791 * arm.cc (Arm_input_section): New class definition.
1792 (Arm_input_section::init, Arm_input_section:do_write,
1793 Arm_input_section::set_final_data_size,
1794 Arm_input_section::do_reset_address_and_file_offset): New method
1797 2009-10-21 Doug Kwan <dougkwan@google.com>
1799 * arm.cc (Stub_table, Arm_input_section): New forward class
1801 (Stub_table): New class defintion.
1802 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1803 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1804 New method definition.
1806 2009-10-21 Doug Kwan <dougkwan@google.com>
1808 * arm.cc: Update copyright comments.
1809 (Target_arm): New forward class template declaration.
1810 (Arm_address): New type.
1811 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1812 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1813 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1815 (Insn_template): Same.
1816 (DEF_STUBS): New macro.
1817 (Stub_type): New enum type.
1818 (Stub_template): New class definition.
1821 (Stub_factory): Same.
1822 (Target_arm::Target_arm): Initialize may_use_blx_ and
1823 should_force_pic_veneer_.
1824 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1825 Target_arm::should_force_pic_veneer,
1826 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1827 Target_arm::using_thumb_only, Target_arm:;default_target): New
1829 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1830 New data member declarations.
1831 (Insn_template::size, Insn_template::alignment): New method defintions.
1832 (Stub_template::Stub_template): New method definition.
1833 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1834 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1835 (Stub_factory::Stub_factory): New method definition.
1836 * gold.h (string_hash): New template.
1837 * output.h (Input_section_specifier::hash_value): Use
1839 (Input_section_specifier::string_hash): Remove.
1840 * stringpool.cc (Stringpool_template::string_hash): Use
1843 2009-10-20 Doug Kwan <dougkwan@google.com>
1845 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1846 symbols of relaxed input sections.
1847 * output.h (Output_section::find_relaxed_input_section): Make
1850 2009-10-16 Doug Kwan <dougkwan@google.com>
1852 * dynobj.cc (Versions::Versions): Initialize version_script_.
1853 Only insert base version symbol definition for a shared object
1854 if version script defines any version versions.
1855 (Versions::define_base_version): New method definition.
1856 (Versions::add_def): Check that base version is not needed.
1857 (Versions::add_need): Define base version lazily.
1858 * dynobj.h (Versions::define_base_version): New method declaration.
1859 (Versions::needs_base_version_): New data member declaration.
1860 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1861 (check_DATA): Add no_version_test.stdout.
1862 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1864 * testsuite/Makefile.in: Regenerate.
1865 * testsuite/no_version_test.c: New file.
1866 * testsuite/no_version_test.sh: Ditto.
1868 2009-10-16 Doug Kwan <dougkwan@google.com>
1870 * expression.cc (class Segment_start_expression): New class definition.
1871 (Segment_start_expression::value): New method definition.
1872 (script_exp_function_segment_start): Return a new
1873 Segment_start_expression.
1874 * gold/script-c.h (script_saw_segment_start_expression): New function
1876 * script-sections.cc (Script_sections::Script_sections): Initialize
1877 SAW_SEGMENT_START_EXPRESSION_ to false.
1878 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1879 and -Tbbs options to specify section addresses if given in
1880 command line and no SEGMENT_START expression is seen in a script.
1881 * script-sections.h (Script_sections::saw_segment_start_expression,
1882 Script_sections::set_saw_segment_start_expression): New method
1884 (Script_sections::saw_segment_start_expression_): New data member
1886 * script.cc (script_saw_segment_start_expression): New function.
1887 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1888 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1889 script_test_7.sh and script_test_8.sh.
1890 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1891 script_test_8.stdout.
1892 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1893 (script_test_6, script_test_6.stdout, script_test_7,
1894 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1895 * Makefile.in: Regenerate.
1896 * testsuite/script_test_6.sh: New file.
1897 * testsuite/script_test_6.t: Same.
1898 * testsuite/script_test_7.sh: Same.
1899 * testsuite/script_test_7.t: Same.
1900 * testsuite/script_test_8.sh: Same.
1902 2009-10-16 Doug Kwan <dougkwan@google.com>
1904 * output.cc (Output_segment::set_section_list_address): Cast
1905 expressions to unsigned long long type to avoid format warnings.
1907 2009-10-15 Ian Lance Taylor <iant@google.com>
1909 * script.cc (Script_options::add_symbol_assignment): Always add a
1910 dot assignment to script_sections_.
1911 * script-sections.cc (Script_sections::add_dot_assignment):
1912 Initialize if necessary.
1914 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1915 program headers with no load segment if there is a linker script.
1917 * layout.cc (Layout::set_segment_offsets): Align the file offset
1918 to the segment aligment for -N or -n with no load segment.
1919 * output.cc (Output_segment::add_output_section): Don't crash if
1920 the first section is a TLS section.
1921 (Output_segment::set_section_list_addresses): Print an error
1922 message if the address moves backward in a linker script.
1923 * script-sections.cc
1924 (Output_section_element_input::set_section_addresses): Don't
1925 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1926 (Orphan_output_section::set_section_addresses): Likewise.
1928 2009-10-15 Doug Kwan <dougkwan@google.com>
1930 * layout.cc (Layout::finish_dynamic_section): Generate tags
1931 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1932 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1933 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1935 2009-10-14 Ian Lance Taylor <iant@google.com>
1937 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1939 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1940 data_shdr fields of relinfo.
1941 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1942 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1943 R_386_TLS_LDO_32, adjust based on section flags.
1944 (Target_i386::Relocate::fix_up_ldo): Remove.
1946 2009-10-13 Ian Lance Taylor <iant@google.com>
1948 Add support for -pie.
1949 * options.h (class General_options): Add -pie and
1951 (General_options::output_is_position_independent): Test -pie.
1952 (General_options::output_is_executable): Return true if not shared
1953 and not relocatable.
1954 (General_options::output_is_pie): Remove.
1955 * options.cc (General_options::finalize): Reject incompatible uses
1957 * gold.cc (queue_middle_tasks): A -pie link is not static.
1958 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1959 * symtab.cc (Symbol::final_value_is_known): Return false if
1960 output_is_position_independent.
1961 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1962 output_is_position_independent.
1963 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1964 output_is_position_independent.
1965 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1966 output_is_position_independent.
1967 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1969 (basic_pie_test.o, basic_pie_test): New targets.
1970 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1971 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1972 (two_file_pie_test): New target.
1973 * testsuite/Makefile.in: Rebuild.
1974 * README: Remove note saying that -pie is not supported.
1976 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1978 * options.h (class General_options): Add -init and -fini.
1979 * layout.cc (Layout::finish_dynamic_section): Emit
1980 given init and fini functions.
1982 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1984 * gc.h (gc_process_relocs): Check if icf is enabled using new
1986 * gold.cc (queue_initial_tasks): Likewise.
1987 (queue_middle_tasks): Likewise.
1988 * object.cc (do_layout): Likewise.
1989 * symtab.cc (is_section_folded): Likewise.
1990 * main.cc (main): Likewise.
1991 * reloc.cc (Read_relocs::run): Likewise.
1992 (Sized_relobj::do_scan_relocs): Likewise.
1993 * icf.cc (is_function_ctor_or_dtor): New function.
1994 (Icf::find_identical_sections): Check if function is ctor or dtor when
1996 * options.h (General_options::icf): Change option to be an enum.
1997 (Icf_status): New enum.
1998 (icf_enabled): New method.
1999 (icf_safe_folding): New method.
2000 (set_icf_status): New method.
2001 (icf_status_): New variable.
2002 * (options.cc) (General_options::finalize): Set icf_status_.
2003 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2004 icf_test and icf_keep_unique_test to use the --icf enum flag.
2005 * testsuite/icf_safe_test.sh: New file.
2006 * testsuite/icf_safe_test.cc: New file.
2008 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2010 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2011 includes to gc.h and icf.h.
2012 * arm.cc: Include gc.h.
2013 * gold.cc: Likewise.
2014 * i386.cc: Likewise.
2015 * powerpc.cc: Likewise.
2016 * sparc.cc: Likewise.
2017 * x86_64.cc: Likewise.
2018 * gc.h: Include icf.h.
2020 2009-10-11 Ian Lance Taylor <iant@google.com>
2022 * plugin.cc: Include "gold.h" before other header files.
2024 2009-10-10 Chris Demetriou <cgd@google.com>
2026 * options.h (Input_file_argument::Input_file_type): New enum.
2027 (Input_file_argument::is_lib_): Replace with...
2028 (Input_file_argument::type_): New member.
2029 (Input_file_argument::Input_file_argument): Take Input_file_type
2030 'type' rather than boolean 'is_lib' as second argument.
2031 (Input_file_argument::is_lib): Use type_.
2032 (Input_file_argument::is_searched_file): New function.
2033 (Input_file_argument::may_need_search): Handle is_searched_file.
2034 * options.cc (General_options::parse_library): Support -l:filename.
2035 (General_options::parse_just_symbols): Update for Input_file_argument
2037 (Command_line::process): Likewise.
2038 * archive.cc (Archive::get_file_and_offset): Likewise.
2039 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2040 * script.cc (read_script_file, script_add_file): Likewise.
2041 * fileread.cc (Input_file::Input_file): Likewise.
2042 (Input_file::will_search_for): Handle is_searched_file.
2043 (Input_file::open): Likewise.
2044 * readsyms.cc (Read_symbols::get_name): Likewise.
2045 * testsuite/Makefile.am (searched_file_test): New test.
2046 * testsuite/Makefile.in: Regenerate.
2047 * testsuite/searched_file_test.cc: New file.
2048 * testsuite/searched_file_test_lib.cc: New file.
2050 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2051 Ian Lance Taylor <iant@google.com>
2053 * descriptor.cc: Include <cstdio> and "binary-io.h".
2054 (Descriptors::open): Open the files in binary mode always.
2055 * script.cc (Lex::get_token): Treat \r as whitespace.
2057 2009-10-09 Ian Lance Taylor <iant@google.com>
2059 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2061 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2062 Ian Lance Taylor <iant@google.com>
2064 * configure.ac: Check for readv function also.
2065 * fileread.cc (readv): Define if not HAVE_READV.
2066 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2068 * config.in: Regenerate.
2069 * configure: Regenerate.
2071 2009-10-09 Doug Kwan <dougkwan@google.com>
2073 * layout.cc (Layout::make_output_section): Call target hook to make
2074 ordinary output section.
2075 (Layout::finalize): Adjust parameter list of call the
2076 Target::may_relax().
2077 * layout.h (class Layout::section_list): New method.
2078 * merge.h (Output_merge_base::entsize): Change visibility to public.
2079 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2081 (Output_merge_string::do_is_string): New method.
2082 * object.cc (Sized_relobj::do_setup): renamed from
2083 Sized_relobj::set_up.
2084 * object.h (Sized_relobj::adjust_shndx,
2085 Sized_relobj::initializ_input_to_output_maps,
2086 Sized_relobj::free_input_to_output_maps): Change visibilities to
2088 (Sized_relobj::setup): Virtualize.
2089 (Sized_relobj::do_setup): New method declaration.
2090 (Sized_relobj::invalidate_section_offset,
2091 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2092 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2093 * options.cc (parse_int): New function.
2094 * options.h (parse_int): New declaration.
2095 (DEFINE_int): New macro.
2096 (stub_group_size): New option.
2097 * output.cc (Output_section::Output_section): Initialize memebers
2098 merge_section_map_, merge_section_by_properties_map_,
2099 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2100 (Output_section::add_input_section): Handled deferred code-fill
2101 generation and remove an old comment.
2102 (Output_section::add_relaxed_input_section): New method definition.
2103 (Output_section::add_merge_input_section): Use merge section by
2104 properties map to speed to search. Update merge section maps
2106 (Output_section::build_relaxation_map): New method definition.
2107 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2109 (Output_section::relax_input_section): Renamed to
2110 Output_section::convert_input_sections_to_relaxed_sections and change
2111 interface to take a vector of pointers to relaxed sections.
2112 (Output_section::find_merge_section,
2113 Output_section::find_relaxed_input_section): New method definitions.
2114 (Output_section::is_input_address_mapped,
2115 Output_section::output_offset, Output_section::output_address):
2116 Use output section data maps to speed up searching.
2117 (Output_section::find_starting_output_address): Add comments.
2118 (Output_section::do_write,
2119 Output_section::write_to_postprocessing_buffer): Do code-fill
2120 generation as appropriate.
2121 (Output_section::get_input_sections): Invalidate relaxed input section
2123 (Output_section::restore_states): Adjust type of checkpoint .
2124 Invalidate relaxed input section map.
2125 * output.h (Output_merge_base): New class declaration.
2126 (Input_section_specifier): New class defintion.
2127 (class Output_relaxed_input_section) Change base class to
2128 Output_section_data_build.
2129 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2130 base class initializer.
2131 (Output_section::add_relaxed_input_section): New method declaration.
2132 (Output_section::Input_section): Change visibility to protected.
2133 (Output_section::Input_section::relobj,
2134 Output_section::Input_section::shndx): Handle relaxed input sections.
2135 Output_section::input_sections) Change visibility to protected. Also
2136 define overload to return a non-const pointer.
2137 (Output_section::Merge_section_properties): New class defintion.
2138 (Output_section::Merge_section_by_properties_map,
2139 Output_section::Output_section_data_by_input_section_map,
2140 Output_section::Relaxation_map): New types.
2141 (Output_section::relax_input_section): Rename method to
2142 Output_section::convert_input_sections_to_relaxed_sections and change
2143 interface to take a vector of relaxed section pointers.
2144 (Output_section::find_merge_section,
2145 Output_section::find_relaxed_input_section,
2146 Output_section::build_relaxation_map,
2147 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2148 New method declarations.
2149 (Output_section::merge_section_map_
2150 Output_section::merge_section_by_properties_map_,
2151 Output_section::relaxed_input_section_map_,
2152 Output_section::is_relaxed_input_section_map_valid_,
2153 Output_section::generate_code_fills_at_write_): New data members.
2154 * script-sections.cc
2155 (Output_section_element_input::set_section_addresses): Call
2156 current_data_size and addralign methods of relaxed input sections.
2157 (Orphan_output_section::set_section_addresses): Call current_data_size
2158 and addralign methods of relaxed input sections.
2159 * symtab.cc (Symbol_table::compute_final_value): Extract template
2160 from the body of Symbol_table::sized_finalize_symbol.
2161 (Symbol_table::sized_finalized_symbol): Call
2162 Symbol_table::compute_final_value.
2163 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2164 (Symbol_table::compute_final_value): New templated method declaration.
2165 * target.cc (Target::do_make_output_section): New method defintion.
2166 * target.h (Target::make_output_section): New method declaration.
2167 (Target::relax): Add more parameters for input objects, symbol table
2168 and layout. Adjust call to do_relax.
2169 (Target::do_make_output_section): New method declaration.
2170 (Target::do_relax): Add parameters for input objects, symbol table
2173 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2175 * pread.c: Include stdio.h.
2177 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2179 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2182 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2184 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2185 Change read_shndx type to unsigned int.
2186 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2188 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2189 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2190 Change read_shndx type to unsigned int.
2191 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2193 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2194 * layout.cc (Layout::create_symtab_sections): Cast the result of
2195 local_symcount * symsize to off_t in the gold_assert.
2197 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2199 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2200 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2202 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2203 (Arm_relocate_functions::thm_abs5): New function.
2204 (Arm_relocate_functions::abs12): New function.
2205 (Arm_relocate_functions::abs16): New function.
2206 (Arm_relocate_functions::base_abs): New function.
2207 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2208 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2209 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2211 (Scan::global): Likewise.
2212 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2213 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2214 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2215 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2218 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2220 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2221 (Arm_relocate_functions::movt_prel): New function.
2222 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2223 (Arm_relocate_functions::thm_movt_prel): New function.
2224 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2225 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2226 (Scan::global, Relocate::relocate): Likewise.
2227 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2229 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2231 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2232 Incremental_checker.
2233 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2235 (class Incremental_inputs_header): New class.
2236 (Incremental_inputs_header_writer): Edit comment.
2237 (Incremental_inputs_entry): New class.
2238 (Incremental_inputs_entry_writer): Edit comment.
2239 (Sized_incremental_binary::do_find_incremental_inputs_section):
2240 Add *strtab_shndx parameter, fill it.
2241 (Sized_incremental_binary::do_check_inputs): New method.
2242 (Incremental_checker::can_incrementally_link_output_file): Use
2243 Sized_incremental_binary::check_inputs.
2244 (Incremental_inputs::report_command_line): Save command line in
2247 (Incremental_binary::find_incremental_inputs_section): New
2249 (Incremental_binary::do_find_incremental_inputs_section): Add
2250 strtab_shndx parameter.
2251 (Incremental_binary::do_check_inputs): New pure virtual method.
2252 (Sized_incremental_binary::do_check_inputs): Declare.
2253 (Incremental_checker::Incremental_checker): Add incremental_inputs
2254 parameter, use it to initialize incremental_inputs_.
2255 (Incremental_checker::incremental_inputs_): New field.
2256 (Incremental_checker::command_line): New method.
2257 (Incremental_checker::inputs): New method.
2258 (Incremental_checker::command_line_): New field.
2260 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2262 * incremental.cc: Include <cstdarg> and "target-select.h".
2263 (vexplain_no_incremental): New function.
2264 (explain_no_incremental): New function.
2265 (Incremental_binary::error): New method.
2266 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2268 (make_sized_incremental_binary): New function.
2269 (open_incremental_binary): New function.
2270 (can_incrementally_link_file): Add checks if output is ELF and has
2272 * incremental.h: Include "elfcpp_file.h" and "output.h".
2273 (Incremental_binary): New class.
2274 (Sized_incremental_binary): New class.
2275 (open_incremental_binary): Declare.
2276 * object.cc (is_elf_object): Use
2277 elfcpp::Elf_recognizer::is_elf_file.
2278 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2279 * output.h (Output_file::filesize): New method.
2281 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2283 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2285 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2286 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2288 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2290 (Arm_relocate_functions::movw_abs_nc): New function.
2291 (Arm_relocate_functions::movt_abs): New function.
2292 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2293 (Arm_relocate_functions::thm_movt_abs): New function.
2294 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2295 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2296 (Scan::global): Likewise.
2297 (Relocate::relocate): Likewise.
2298 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2300 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2302 * arm.cc (Arm_relocate_functions::got_prel) New function.
2303 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2304 (Relocate::relocate): Likewise.
2305 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2307 2009-10-06 Ian Lance Taylor <iant@google.com>
2309 * options.h (class General_options): Define
2310 split_stack_adjust_size parameter.
2311 * object.h (class Object): Add uses_split_stack_ and
2312 has_no_split_stack_ fields. Add uses_split_stack and
2313 has_no_split_stack accessor functions. Declare
2314 handle_split_stack_section.
2315 (class Reloc_symbol_changes): Define.
2316 (class Sized_relobj): Define Function_offsets. Declare
2317 split_stack_adjust, split_stack_adjust_reltype, and
2319 * object.cc (Object::handle_split_stack_section): New function.
2320 (Sized_relobj::do_layout): Call handle_split_stack_section.
2321 * dynobj.cc (Sized_dynobj::do_layout): Call
2322 handle_split_stack_section.
2323 * reloc.cc (Sized_relobj::relocate_sections): Call
2324 split_stack_adjust for executable sections in split_stack
2325 objects. Pass reloc_map to relocate_section.
2326 (Sized_relobj::split_stack_adjust): New function.
2327 (Sized_relobj::split_stack_adjust_reltype): New function.
2328 (Sized_relobj::find_functions): New function.
2329 * target-reloc.h: Include "object.h".
2330 (relocate_section): Add reloc_symbol_changes parameter. Change
2332 * target.h (class Target): Add calls_non_split method. Declare
2333 do_calls_non_split virtual method. Declare match_view and
2335 * target.cc: Include "elfcpp.h".
2336 (Target::do_calls_non_split): New function.
2337 (Target::match_view): New function.
2338 (Target::set_view_to_nop): New function.
2339 * gold.cc (queue_middle_tasks): Give an error if mixing
2340 split-stack and non-split-stack objects with -r.
2341 * i386.cc (Target_i386::relocate_section): Add
2342 reloc_symbol_changes parameter.
2343 (Target_i386::do_calls_non_split): New function.
2344 * x86_64.cc (Target_x86_64::relocate_section): Add
2345 reloc_symbol_changes parameter.
2346 (Target_x86_64::do_calls_non_split): New function.
2347 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2349 * powerpc.cc (Target_powerpc::relocate_section): Add
2350 reloc_symbol_changes parameter.
2351 * sparc.cc (Target_sparc::relocate_section): Add
2352 reloc_symbol_changes parameter.
2353 * configure.ac: Call AM_CONDITIONAL for the default target.
2354 * configure: Rebuild.
2355 * testsuite/Makefile.am (TEST_AS): New variable.
2356 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2357 (check_DATA): Add split_i386 and split_x86_64 files.
2358 (SPLIT_DEFSYMS): Define.
2359 (split_i386_[1234n].o): New targets.
2360 (split_i386_[124]): New targets.
2361 (split_i386_[1234r].stdout): New targets.
2362 (split_x86_64_[1234n].o): New targets.
2363 (split_x86_64_[124]): New targets.
2364 (split_x86_64_[1234r].stdout): New targets.
2365 (MOSTLYCLEANFILES): Add new executables.
2366 * testsuite/split_i386.sh: New file.
2367 * testsuite/split_x86_64.sh: New file.
2368 * testsuite/split_i386_1.s: New file.
2369 * testsuite/split_i386_2.s: New file.
2370 * testsuite/split_i386_3.s: New file.
2371 * testsuite/split_i386_4.s: New file.
2372 * testsuite/split_i386_n.s: New file.
2373 * testsuite/split_x86_64_1.s: New file.
2374 * testsuite/split_x86_64_2.s: New file.
2375 * testsuite/split_x86_64_3.s: New file.
2376 * testsuite/split_x86_64_4.s: New file.
2377 * testsuite/split_x86_64_n.s: New file.
2378 * testsuite/testfile.cc (Target_test): Update relocation_section
2380 * testsuite/Makefile.in: Rebuild.
2382 2009-10-06 Ian Lance Taylor <iant@google.com>
2384 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2385 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2386 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2387 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2388 the address on ldo_addrs_.
2389 (Target_i386::Relocate::fix_up_ldo): New function.
2391 2009-10-06 Rafael Espindola <espindola@google.com>
2393 * plugin.cc (add_input_library): New.
2394 (Plugin::load): Add add_input_library to tv.
2395 (Plugin_manager::add_input_file): Add the is_lib argument.
2396 (add_input_file): Update call to Plugin_manager::add_input_file.
2397 (add_input_library): New.
2398 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2400 2009-09-30 Doug Kwan <dougkwan@google.com>
2402 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2403 symbol and call Symbol::may_need_copy_reloc to determine if
2404 a copy reloc is needed.
2405 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2406 nocopyreloc is given in command line.
2407 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2408 given in command line.
2409 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2410 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2411 of the removed Target_i386::may_need_copy_reloc.
2412 * options.h (copyreloc): New option with default value false.
2413 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2414 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2415 instead of the removed Target_powerpc::may_need_copy_reloc.
2416 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2417 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2418 instead of the removed Target_sparc::may_need_copy_reloc.
2419 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2420 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2421 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2422 instead of the removed Target_x86_64::may_need_copy_reloc.
2424 2009-09-30 Ian Lance Taylor <iant@google.com>
2426 * object.h (class Object): Remove target_ field, and target,
2427 sized_target, and set_target methods.
2428 (Object::sized_target): Remove.
2429 (class Sized_relobj): Update declarations. Remove sized_target.
2430 * object.cc (Sized_relobj::setup): Remove target parameter.
2432 (Input_objects::add_object): Don't do anything with the target.
2433 (make_elf_sized_object): Add punconfigured parameter. Change all
2434 callers. Set or test parameter target.
2435 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2437 * parameters.cc (Parameters::set_target): Change parameter type to
2439 (Parameters::default_target): Remove.
2440 (set_parameters_target): Change parameter type to be non-const.
2441 (parameters_force_valid_target): New function.
2442 (parameters_clear_target): New function.
2443 * parameters.h (class Parameters): Update declarations. Remove
2444 default_target method. Add sized_target and clear_target
2445 methods. Change target_ to be non-const.
2446 (set_parameters_target): Update declaration.
2447 (parameters_force_valid_target): Declare.
2448 (parameters_clear_target): Declare.
2449 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2450 as NULL if we aren't searching.
2451 (Add_symbols::run): Don't check for compatible target.
2452 * fileread.cc (Input_file::open_binary): Call
2453 parameters_force_valid_target.
2454 * gold.cc (queue_middle_tasks): Likewise.
2455 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2456 set_target on object.
2457 * dynobj.h (class Sized_dynobj): Update declarations.
2458 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2459 make_elf_object returns NULL.
2460 (Archive::include_member): Don't check whether object target is
2462 * output.cc (Output_section::add_input_section): Get target from
2464 (Output_section::relax_input_section): Likewise.
2465 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2467 (Sized_relobj::do_scan_relocs): Likewise.
2468 (Sized_relobj::relocate_sections): Likewise.
2469 * resolve.cc (Symbol_table::resolve): Likewise.
2470 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2471 parameter. Change all callers.
2472 (Symbol_table::add_from_object): Get target from parameters.
2473 (Symbol_table::add_from_relobj): Don't check object target.
2474 (Symbol_table::add_from_dynobj): Likewise.
2475 (Symbol_table::define_special_symbol): Get target from
2477 * symtab.h (class Symbol_table): Update declaration.
2478 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2479 parameter. Change all callers. Clear parameter target.
2480 (Binary_test): Test target here.
2481 * testsuite/object_unittest.cc (gold_testsuite): Remove
2482 target_test_pointer parameter. Change all callers.
2483 (Object_test): Test target here.
2485 2009-09-26 Ian Lance Taylor <iant@google.com>
2487 * testsuite/initpri1.c: Don't try to use constructor priorities if
2488 compiling with gcc before 4.3.
2490 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2492 * testsuite/retain_symbols_file_test.sh (check_present): Change
2493 output file name to retain_symbols_file_test.stdout.
2494 (check_absent): Likewise.
2496 2009-09-18 Craig Silverstein <csilvers@google.com>
2498 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2499 * options.cc: Include <cerrno> and <fstream>.
2500 (General_options::finalize): Parse -retain-symbols-file tag.
2501 * options.h: New flag.
2502 (General_options): New method should_retain_symbol, new
2503 variable symbols_to_retain.
2504 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2505 should_retain_symbol map.
2506 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2507 * testsuite/Makefile.in: Regenerate.
2508 * testsuite/retain_symbols_file_test.sh: New file.
2510 2009-09-18 Nick Clifton <nickc@redhat.com>
2512 * po/es.po: Updated Spanish translation.
2514 2009-09-17 Doug Kwan <dougkwan@google.com>
2516 * debug.h (DEBUG_RELAXATION): New constant.
2517 (DEBUG_ALL): Add DEBUG_RELAXATION.
2518 (debug_string_to_enum): Add relaxation debug option.
2520 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2521 Layout::Relaxation_debug_check::read_sections,
2522 Layout::Relaxation_debug_check::read_sections): New method definitions.
2523 (Layout::Layout): Initialize data members
2524 record_output_section_data_from_scrips_,
2525 script_output_section_data_list_ and relaxation_debug_check_.
2526 (Layout::save_segments, Layout::restore_segments,
2527 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2528 Layout::relaxation_loop_body): New method definitions.
2529 (Layout::finalize): Support relaxation. Move section layout code to
2530 Layout::relaxation_loop_body.
2531 (Layout::set_asection_address_from_script): Move code for orphan
2532 section placement out.
2533 (Layout::place_orphan_sections_in_script): New method definition.
2534 * layout.h (Output_segment_headers, Output_file_header):
2535 New forward class declarations.
2536 (Layout::~Layout): Define.
2537 (Layout::new_output_section_data_from_script): New method definition.
2538 (Layout::place_orphan_sections_in_script): New method declaration.
2539 (Layout::Segment_states): New type declaration.
2540 (Layout::save_segments, Layout::restore_segments,
2541 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2542 Layout::relaxation_loop_body): New method declarations.
2543 (Layout::Output_section_data_list): New type declaration.
2544 (Layout::Relaxation_debug_check): New class definition.
2545 (Layout::record_output_section_data_from_script_,
2546 Layout::script_output_section_data_list_, Layout::segment_states_,
2547 Layout::relaxation_debug_check_): New data members.
2548 * output.cc: (Output_section_headers::do_size): New method definition.
2549 (Output_section_headers::Output_section_headers): Move size
2550 computation to Output_section_headers::do_size.
2551 (Output_segment_headers::do_size): New method definition.
2552 (Output_file_header::Output_file_header): Move size computation to
2553 Output_file_header::do_size and call it.
2554 (Output_file_header::do_size): New method definition.
2555 (Output_data_group::Output_data_group): Adjust call to
2556 Output_section_data.
2557 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2558 (Output_symtab_xindex::do_write): Add array bound check.
2559 (Output_section::Input_section::print_to_mapfile): Handle
2560 RELAXED_INPUT_SECTION_CODE.
2561 (Output_section::Output_section): Initialize data member checkpoint_.
2562 (Output_section::~Output_section): Delete checkpoint object pointed
2564 (Output_section::add_input_section): Always add an Input_section if
2566 (Output_section::add_merge_input_section): Add assert.
2567 (Output_section::relax_input_section): New method definition.
2568 (Output_section::set_final_data_size): Set load address to zero for
2569 an unallocated section.
2570 (Output_section::do_address_and_file_offset_have_reset_values):
2571 New method definition.
2572 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2573 Handle relaxed input section.
2574 (Output_section::sort_attached_input_sections): Checkpoint input
2575 section list lazily.
2576 (Output_section::get_input_sections): Change type of input_sections to
2577 list of Simple_input_section pointers. Checkpoint input section list
2578 lazily. Also handle relaxed input sections.
2579 (Output_section::add_input_section_for_script): Take a reference to
2580 a Simple_input_section object instead of Relobj pointer and section
2581 index as parameter. Handle relaxed input sections.
2582 (Output_section::save_states, Output_section::restore_states): New
2584 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2585 (Output_data::is_data_size_fixed): New method definition.
2586 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2588 (Output_data::address_and_file_offset_have_reset_values): New method
2590 (Output_data::do_address_and_file_offset_have_reset_values): New method
2592 (Output_data::set_data_size): Check that data size is not fixed.
2593 (Output_data::fix_data_size): New method definition.
2594 (Output_data::is_data_size_fixed_): New data member.
2595 (Output_section_headers::set_final_data_size): New method definition.
2596 (Output_section_headers::do_size): New method declaration.
2597 (Output_segment_headers::set_final_data_size): New method definition.
2598 (Output_segment_headers::do_size): New method declaration.
2599 (Output_file_header::set_final_data_size)::New method definition.
2600 (Output_file_header::do_size)::New method declaration.
2601 (Output_section_data::Output_section_data): Add new parameter
2602 is_data_size_fixed and use it to fix data size.
2603 (Output_data_const::Output_data_const): Adjust call to base class
2604 constructor and fix data size.
2605 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2606 base class constructor and fix data size.
2607 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2608 base class constructor and fix data size.
2609 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2610 class constructor and fix data size.
2611 (Output_data_group::set_final_data_size): New method definition.
2612 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2613 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2614 class constructor and fix data size.
2615 (Output_relaxed_input_section): New class definition.
2616 (Output_section::Simple_input_section): New class definition.
2617 (Output_section::get_input_sections): Adjust parameter list.
2618 (Output_section::add_input_section_for_script): Same.
2619 (Output_section::save_states, Output_section::restore_states,
2620 Output_section::do_address_and_file_offset_have_reset_values,
2621 (Output_section::Input_section::Input_section): Handle
2622 RELAXED_INPUT_SECTION_CODE. Add new overload for
2623 Output_relaxed_input_section.
2624 (Output_section::Input_section::is_input_section,
2625 Output_section::Input_section::set_output_section): Handle relaxed
2627 (Output_section::Input_section::is_relaxed_input_section,
2628 Output_section::Input_section::output_section_data,
2629 Output_section::Input_section::relaxed_input_section): New method
2631 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2633 (Output_section::Input_section::u1_): Update comments.
2634 (Output_section::Input_section::u2_): Add new union member poris.
2635 (Output_section::Checkpoint_output_section): New classs definition.
2636 (Output_section::relax_input_section): New method declaration.
2637 (Output_section::checkpoint_): New data member.
2638 (Output_segment): Update comments.
2639 (Output_segment::Output_segment): Un-privatize copy constructor.
2640 (Output_segment::operator=): Un-privatize.
2641 * script-sections.cc (Output_section_element::Input_section_list):
2642 Change element type to Output_section::Simple_input_section.
2643 (Output_section_element_dot_assignment::set_section_addresses):
2644 Register output section data for relaxation clean up.
2645 (Output_data_exression::Output_data_expression): Adjust call to base
2646 constructor to fix data size.
2647 (Output_section_element_data::set_section_addresses): Register
2648 Output_data_expression object for relaxation clean up.
2649 (struct Input_section_info): Replace Relobj pointer and section index
2650 pair with Output_section::Simple_input_section and Convert struct to a
2652 (Input_section_sorter::operator()): Adjust access to
2653 Input_section_info data member to use accessors.
2654 (Output_section_element_input::set_section_addresses): Use layout
2655 parameter. Adjust code to use Output_section::Simple_input_section
2656 and Input_secction_info classes. Register filler for relaxation
2658 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2659 and section index pair with Output_section::Simple_input_section
2660 class. Adjust code accordingly.
2661 (Phdrs_element::release_segment): New method definition.
2662 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2664 (Script_sections::release_segments): New method definition.
2665 * gold/script-sections.h (Script_sections::release_segments): New
2667 * gold/target.h (Target::may_relax, Target::relax,
2668 Target::do_may_relax, Target::do_relax): New method definitions.
2670 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2672 * arm.cc (has_signed_unsigned_overflow): New function.
2673 (Arm_relocate_functions::abs8): New function.
2674 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2675 (Target_arm::Scan::global): Likewise.
2676 (Target_arm::relocate::relocate): Likewise.
2677 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2680 2009-09-16 Cary Coutant <ccoutant@google.com>
2682 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2683 * testsuite/Makefile.in: Regenerate.
2685 2009-09-11 Nick Clifton <nickc@redhat.com>
2687 * po/gold.pot: Updated by the Translation project.
2689 2009-09-08 Cary Coutant <ccoutant@google.com>
2691 * output.cc (Output_file::open): Add execute permission to empty file.
2692 * testsuite/Makefile.am (permission_test): New test.
2693 * testsuite/Makefile.in: Regenerate.
2695 2009-09-02 Ian Lance Taylor <iant@google.com>
2697 * output.cc (Output_file::resize): Call map_no_anonymous rather
2700 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2702 * gold.cc: Include "incremental.h".
2703 (queue_initial_tasks): Call Incremental_checker methods.
2704 * incremental.cc: Include "output.h".
2705 (Incremental_checker::can_incrementally_link_output_file): New
2707 * incremental.h (Incremental_checker): New class.
2709 * output.cc (Output_file::open_for_modification): New method.
2710 (Output_file::map_anonymous): Changed return type to bool. Record
2712 (Output_file::map_no_anonymous): New method, broken out of map.
2713 (Output_file::map): Use map_no_anonymous and map_anonymous.
2714 * output.h (class Output_file): Update declarations.
2716 2009-08-24 Cary Coutant <ccoutant@google.com>
2718 * options.h (Command_line::Pre_options): New class.
2719 (Command_line::pre_options): New member.
2720 * options.cc (gold::options::ready_to_register): New variable.
2721 (One_option::register_option): Do nothing if not registering options.
2722 Assert if same short option registered twice.
2723 (General_options::General_options): Turn off option registration when
2725 (Command_line::Pre_options::Pre_options): New constructor.
2727 2009-08-24 Cary Coutant <ccoutant@google.com>
2729 * options.h (General_options::no_keep_memory): Remove incorrect
2732 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2734 * Makefile.am (am__skiplex, am__skipyacc): New.
2735 * Makefile.in: Regenerate.
2737 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2739 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2740 (INCLUDES): ... this.
2741 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2742 (AM_CPPFLAGS): Renamed from ...
2743 (INCLUDE): ... this.
2744 * Makefile.in, testsuite/Makefile.in: Regenerate.
2746 * Makefile.in: Regenerate.
2747 * aclocal.m4: Likewise.
2748 * config.in: Likewise.
2749 * configure: Likewise.
2750 * testsuite/Makefile.in: Likewise.
2752 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2753 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2754 * Makefile.in: Regenerate.
2755 * testsuite/Makefile.in: Regenerate.
2757 2009-08-19 Cary Coutant <ccoutant@google.com>
2759 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2760 symbols in shared libraries overridden by hidden or internal symbols
2761 in the main program.
2763 2009-08-19 Chris Demetriou <cgd@google.com>
2765 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2766 checking source file names in error messages.
2768 2009-08-18 Doug Kwan <dougkwan@google.com>
2770 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2771 an elcpp::Ehdr as parameter. Adjust call to set_target.
2772 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2773 an elfcpp::Ehdr as parameter.
2774 * object.cc (Object::set_target): Remove the version that looks up
2775 a target and sets it.
2776 (Sized_relobj::setup): Take a Target object instead of
2777 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2778 (make_elf_sized_object): Find target and ask target to
2780 * object.h: (Object::set_target): Remove the version that looks up
2781 a target and sets it.
2782 (Sized_relobj::setup): Take a Target object instead of
2783 an elfcpp:Ehdr as parameter.
2784 * target.cc: Include dynobj.h.
2785 (Target::do_make_elf_object_implementation): New.
2786 (Target::do_make_elf_object): New.
2787 * target.h (Target::make_elf_object): New template declaration.
2788 (Target::do_make_elf_object): New method declarations.
2789 (Target::do_make_elf_object_implementation): New template declaration.
2791 2009-08-14 Ian Lance Taylor <iant@google.com>
2793 * gold.h (FUNCTION_NAME): Define.
2794 (gold_unreachable): Use FUNCTION_NAME.
2796 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2798 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2799 symbol in the --keep-unique list is not found.
2801 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2803 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2804 been maked as --keep-unique.
2805 (Icf::unfold_section): New function.
2806 * icf.h (Icf::unfold_section): New function.
2807 * options.h (General_options::keep_unique): New option.
2808 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2809 * testsuite/Makefile.in: Regenerate.
2810 * testsuite/icf_keep_unique_test.sh: New file.
2811 * testsuite/icf_keep_unique_test.cc: New file.
2813 2009-08-12 Cary Coutant <ccoutant@google.com>
2816 * resolve.cc (Symbol_table::resolve): Check for references from
2817 dynamic objects to hidden and internal symbols.
2818 * testsuite/Makefile.am (hidden_test.sh): New test.
2819 * testsuite/Makefile.in: Regenerate.
2820 * testsuite/hidden_test.sh: New script.
2821 * testsuite/hidden_test_1.c: New test source.
2822 * testsuite/hidden_test_main.c: New test source.
2824 2009-08-11 Doug Kwan <dougkwan@google.com>
2826 * arm.cc: Update comments.
2827 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2828 segment to locate the .ARM.exidx section if present.
2830 2009-08-09 Doug Kwan <dougkwan@google.com>
2832 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2835 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2836 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2839 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2841 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2842 valid tls_segment only for non-debug-section relocations.
2843 * testsuite/Makefile.am: Add gc_tls_test.
2844 * testsuite/Makefile.in: Regenerate.
2845 * testsuite/gc_tls_test.cc: New file.
2846 * testsuite/gc_tls_test.sh: New file.
2848 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2852 * Makefile.am (CCFILES): Add icf.cc.
2854 * Makefile.in: Regenerate.
2855 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2856 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2857 section, symbol and addend information for the relocs.
2858 * gold.cc (queue_middle_tasks): Call identical code folding.
2859 * gold.h: Add defines for multimap.
2860 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2861 to the call of finalize_local_symbols.
2862 * main.cc (main): Create object of class Icf.
2863 * object.cc (Sized_relobj::do_layout): Allow this function to be
2864 called twice during icf.
2865 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2866 to sections marked as identical by icf.
2867 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2869 (Sized_relobj::do_section_entsize): New function.
2870 * object.h (Object::section_entsize): New function.
2871 (Object::do_section_entsize): New pure virtual function.
2872 (Relobj::finalize_local_symbols): Add new parameter.
2873 (Relobj::do_section_entsize): New function.
2874 * options.h (General_options::icf): New option.
2875 (General_options::icf_iterations): New option.
2876 (General_options::print_icf_sections): New option.
2877 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2878 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2879 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2881 * symtab.cc (Symbol_table::is_section_folded): New function.
2882 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2883 to sections marked as identical by icf.
2884 * symtab.h (Symbol_table::set_icf): New function.
2885 (Symbol_table::icf): New function.
2886 (Symbol_table::is_section_folded): New function.
2887 (Symbol_table::icf_): New data member.
2888 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2889 * testsuite/Makefile.am: Add commands to build icf_test.
2890 * testsuite/Makefile.in: Regenerate.
2891 * testsuite/icf_test.sh: New file.
2892 * testsuite/icf_test.cc: New file.
2894 2009-07-24 Chris Demetriou <cgd@google.com>
2896 * layout.cc (is_compressible_debug_section): Fix incorrect
2897 comment about compressed section names.
2899 2009-07-20 Ian Lance Taylor <ian@airs.com>
2902 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2904 2009-07-16 Ian Lance Taylor <iant@google.com>
2907 * layout.h: #include <map>.
2908 (class Kept_section): Change from struct to class. Add accessors
2909 and setters. Add section size to Comdat_group mapping. Change
2910 Comdat_group to std::map. Add is_comdat_ field. Add
2911 linkonce_size field in union.
2912 (class Layout): Update declaration of find_or_add_kept_section.
2913 Don't declare find_kept_object.
2914 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2915 parameter. Add object, shndx, is_comdat, and is_group_name
2916 parameters. Change all callers. Adjust for new Kept_section.
2917 (Layout::find_kept_object): Remove.
2918 * object.cc (Sized_relobj::include_section_group): Update use of
2919 Kept_section. Rename secnum to shndx. Only record
2920 Kept_comdat_section if sections are the same size.
2921 (Sized_relobj::include_linkonce_section): Update use of
2922 Kept_section. Only record Kept_comdat_section if sections are the
2923 same size. Set size of linkonce section.
2924 (Sized_relobj::map_to_kept_section): Update call to
2925 get_kept_comdat_section.
2926 * object.h (class Sized_relobj): Rename fields in
2927 Kept_comdat_section to drop trailing underscores; change object
2928 field to Relobj*. Change Kept_comdat_section_table to store
2929 struct rather than pointer.
2930 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2931 Add kept_object and kept_shndx parameters. Change all callers.
2932 (Sized_relobj::get_kept_comdat_section): Change return type to
2933 bool. Add kept_object and kept_shndx parameters. Change all
2935 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2936 Layout::find_or_add_kept_section.
2938 2009-07-09 Ian Lance Taylor <iant@google.com>
2940 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2941 Reserve space in the hash table.
2943 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2945 * fileread.cc (File_read::get_mtime): New method.
2946 * fileread.h (Timespec): New structure.
2947 (File_read::get_mtime): New method.
2948 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2949 Renamed from timestamp_nsec.
2950 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2952 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2954 (Incremental_inputs::report_archive): Save mtime; style fix.
2955 (Incremental_inputs::report_obejct): Save mtime; style fix.
2956 (Incremental_inputs::report_script): Save mtime; style fix.
2957 (Incremental_inputs::finalize_inputs): Style fix.
2958 (Incremental_inputs::finalize): Style fix.
2959 (Incremental_inputs::create_input_section_data): Store inputs
2961 * incremental.h (Incremental_inputs::report_script): Add mtime
2963 (Incremental_inputs::Input_info::Input_info): Intialize only one
2965 (Incremental_inputs::Input_info::archive): Move to nameless
2967 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2968 (Incremental_inputs::Input_info::script): Move to nameless union.
2969 (Incremental_inputs::mtime): New field.
2970 * script.cc (read_input_script): Pass file mtime to
2972 * script.h (Script_info::inputs): Style fix.
2974 2009-07-01 Ian Lance Taylor <ian@airs.com>
2976 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2979 2009-06-24 Ian Lance Taylor <iant@google.com>
2982 * layout.cc (Layout::choose_output_section): If we find an
2983 existing section, update the flags.
2984 (Layout::create_notes): New function, broken out of
2986 (Layout::finalize): Don't create note sections.
2987 (Layout::create_note): Don't crash if linker script discards
2989 (Layout::create_gold_note): Likewise.
2990 (Layout::create_build_id): Likewise. Don't set
2991 after_input_sections on the section.
2992 (Layout::create_executable_stack_info): Remove target parameter.
2994 * layout.h (class Layout): Declare create_notes. Update
2995 declaration of create_executable_stack_info.
2996 * gold.cc (queue_middle_tasks): Call create_notes.
2997 * output.cc (Output_section::update_flags_for_input_section): Move
2998 here from output.h. If SHF_ALLOC flag is newly set, mark address
3000 * output.h (Output_data::mark_address_invalid): New function.
3001 (class Output_section): Only declare, not define,
3002 update_flags_for_input_section. Remove set_flags.
3004 2009-06-24 Ian Lance Taylor <iant@google.com>
3006 * script-sections.cc (Output_section_definition::
3007 set_section_addresses): Rename shadowing local load_address to
3010 2009-06-24 Ian Lance Taylor <iant@google.com>
3013 * reloc.cc (relocate_sections): Skip empty relocation sections.
3015 2009-06-23 Ian Lance Taylor <iant@google.com>
3018 * layout.cc (Layout::create_note): Use choose_output_section
3019 rather than make_output_section.
3021 2009-06-23 Ian Lance Taylor <iant@google.com>
3024 * options.cc (General_options::parse_V): Set printed_version_.
3025 (General_options::General_options): Initialize printed_version_.
3026 * options.h (class General_options): Add printed_version_ field.
3027 * gold.cc (queue_initial_tasks): If there are no input files,
3028 don't give a fatal error if we printed the version information.
3029 (queue_middle_tasks): If using -r with a shared object, give a
3030 fatal error rather than an ordinary error.
3032 2009-06-23 Ian Lance Taylor <iant@google.com>
3035 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3036 (Layout::make_output_section): Set have_stabstr_section_ if we see
3037 a .stab*str section.
3038 (Layout::finalize): Call link_stabs_sections.
3039 (Layout::link_stabs_sections): New file.
3040 * layout.h (class Layout): Add have_stabstr_section_ field.
3041 Declare link_stabs_sections.
3043 2009-06-23 Doug Kwan <dougkwan@google.com>
3045 * Makefile.am (libgold_a_LIBADD): New.
3046 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3047 * Makefile.in: Regenerate.
3048 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3049 * configure: Regenerate.
3050 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3051 * fileread.cc: Include sys/state.h
3052 * gold.h: Declare memmem and strndup if found missing.
3053 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3055 2009-06-23 Ian Lance Taylor <iant@google.com>
3057 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3058 * configure: Rebuild.
3060 2009-06-23 Ian Lance Taylor <iant@google.com>
3063 * object.cc (Object::section_contents): Don't try to get a view if
3064 the section has length zero.
3065 (Object::handle_gnu_warning_section): If the section is empty, use
3066 the name of the section as the warning.
3068 2009-06-23 Ian Lance Taylor <iant@google.com>
3071 * stringpool.h (class Stringpool_template): Add optimize_ field.
3072 (Stringpool_template::set_optimize): New function.
3073 * stringpool.cc (Stringpool_template::Stringpool_template):
3074 Initialize optimize_ field.
3075 (Stringpool_template::set_string_offsets): Test local optimize
3076 fild rather than parameter.
3077 * layout.cc (Layout::Layout): Call set_optimize on the section
3080 2009-06-22 Ian Lance Taylor <iant@google.com>
3083 * yyscript.y: Parse TARGET.
3084 * script.cc (script_set_target): New function.
3085 * script-c.h (script_set_target): Declare.
3086 * options.cc (General_options::string_to_object_format): Rename
3087 from string_to_object_format in anonymous namespace. Change
3089 * options.h (class General_options): Declare
3090 string_to_object_format.
3092 2009-06-22 Ian Lance Taylor <iant@google.com>
3094 * script-sections.cc (Script_sections::create_segments): Don't put
3095 program headers in a PT_LOAD segment if -n or -N.
3097 2009-06-22 Ian Lance Taylor <iant@google.com>
3100 * options.h (class General_options): Add -z lazy and -z now. Sort
3101 -z options into alphabetical order.
3102 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3104 2009-06-21 Ian Lance Taylor <iant@google.com>
3106 * layout.cc (Layout::make_output_section): Call
3107 Target::new_output_section.
3108 (Layout::attach_allocated_section_to_segment): Put large section
3109 sections in a separate load segment with the large segment flag
3111 (Layout::segment_precedes): Sort large data segments after other
3113 (align_file_offset): New static function.
3114 (Layout::set_segment_offsets): Use align_file_offset.
3115 * output.h (class Output_section): Add is_small_section_ and
3116 is_large_section_ fields.
3117 (Output_section::is_small_section): New function.
3118 (Output_section::set_is_small_section): New function.
3119 (Output_section::is_large_section): New function.
3120 (Output_section::set_is_large_section): New function.
3121 (Output_section::is_large_data_section): New function.
3122 (class Output_segment): Add is_large_data_segment_ field.
3123 (Output_segment::is_large_data_segment): New function.
3124 (Output_segment::set_is_large_data_segment): New function.
3125 * output.cc (Output_section::Output_section): Initialize new
3127 (Output_segment::Output_segment): Likewise.
3128 (Output_segment::add_output_section): Add assertion that large
3129 data sections always go in large data segments. Force small data
3130 sections to the end of the list of data sections. Force small BSS
3131 sections to the start of the list of BSS sections. For large BSS
3132 sections to the end of the list of BSS sections.
3133 * symtab.h (class Symbol): Declare is_common_shndx.
3134 (Symbol::is_defined): Check Symbol::is_common_shndx.
3135 (Symbol::is_common): Likewise.
3136 (class Symbol_table): Define enum Commons_section_type. Update
3137 declarations. Add small_commons_ and large_commons_ fields.
3138 * symtab.cc (Symbol::is_common_shndx): New function.
3139 (Symbol_table::Symbol_table): Initialize new fields.
3140 (Symbol_table::add_from_object): Put small and large common
3141 symbols in the right list.
3142 (Symbol_table::sized_finalized_symbol): Check
3143 Symbol::is_common_shndx.
3144 (Symbol_table::sized_write_globals): Likewise.
3145 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3146 common symbol lists. Don't call do_allocate_commons_list if the
3148 (Symbol_table::do_allocate_commons_list): Remove is_tls
3149 parameter. Add comons_section_type parameter. Change all
3150 callers. Handle small and large common symbols.
3151 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3152 Symbol::is_common_shndx.
3153 * resolve.cc (symbol_to_bits): Likewise.
3154 * target.h (Target::small_common_shndx): New function.
3155 (Target::small_common_section_flags): New function.
3156 (Target::large_common_shndx): New function.
3157 (Target::large_common_section_flags): New function.
3158 (Target::new_output_section): New function.
3159 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3160 small_common_section_flags, and large_common_section_flags
3162 (Target::do_new_output_section): New virtual function.
3163 * arm.cc (Target_arm::arm_info): Initialize new fields.
3164 * i386.cc (Target_i386::i386_info): Likewise.
3165 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3167 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3168 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3169 (Target_x86_64::do_new_output_section): New function.
3170 * configure.ac: Define conditional MCMODEL_MEDIUM.
3171 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3172 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3173 (large_LDFLAGS): Define.
3174 * testsuite/large.c: New file.
3175 * testsuite/testfile.cc (Target_test::test_target_info):
3176 Initialize new fields.
3177 * configure, testsuite/Makefile.in: Rebuild.
3179 2009-06-05 Doug Kwan <dougkwan@google.com>
3181 * Makefile.am (CCFILES): Add target.cc.
3182 * Makefile.in: Regenerate.
3183 * i386.cc (class Target_i386): Define new virtual method to
3184 override do_is_local_label_name in parent.
3185 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3186 local symbols if --discard-locals or -X is given.
3187 * options.h (class General_options): Declare new options
3188 '--discard-locals' and '-X' for discarding locals.
3189 * target.h (class Target): Define new methods is_local_label_name.
3190 Declare new virtual method do_is_local_label_name.
3191 * target.cc: New file.
3192 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3193 (check_SCRIPTS): Add discard_locals_test.sh.
3194 (check_DATA): Add discard_local_tests.syms.
3195 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3196 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3197 * testsuite/Makefile.in: Regenerate.
3198 * testsuite/discard_locals_test.c: New file.
3199 * testsuite/discard_locals_test.sh: Same.
3201 2009-06-05 Doug Kwan <dougkwan@google.com>
3203 * object.cc (Sized_relobj::Sized_relobj): Initialize
3204 discarded_eh_frame_shndx_ to -1U.
3205 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3207 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3208 a discarded .eh_frame section.
3209 (Sized_relobj::do_finalize_local_symbols): Ditto.
3210 * object.h (class Sized_relobj): Declare new member
3211 discarded_eh_frame_shndx_.
3212 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3213 (local_labels_test.o, local_labels_test): New rules.
3214 * testsuite/Makefile.in: Regenerate.
3216 2009-06-04 Doug Kwan <dougkwan@google.com>
3218 * layout.cc (Layout::section_name_mapping): Add mapping for
3219 special ARM sections.
3221 2009-06-03 Doug Kwan <dougkwan@google.com>
3223 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3224 (utils::has_overflow): Same.
3226 2009-06-03 Ian Lance Taylor <iant@google.com>
3228 * layout.cc (Layout::section_name_mapping): New array, replacing
3229 Layout::linkonce_mapping.
3230 (Layout::section_name_mapping_count): New variable, replacing
3231 Layout::linkonce_mapping_count.
3232 (Layout::linkonce_output_name): Remove.
3233 (Layout::output_section_name): Rewrite.
3234 * layout.h (class Layout): Rename Linkonce_mapping to
3235 Section_name_mapping, linkonce_mapping to section_name_mapping,
3236 linkonce_mapping_count to section_name_mapping_count. Don't
3237 declare linkonce_output_name.
3239 2009-06-03 Doug Kwan <dougkwan@google.com>
3241 * gold/arm.cc (namespace utils): New.
3242 (Target_arm::reloc_is_non_pic): Define new method.
3243 (class Arm_relocate_functions): New.
3244 (Target_arm::Relocate::relocate): Handle relocation types used by
3247 2009-06-03 Ian Lance Taylor <iant@google.com>
3249 * arm.cc (Target_arm::scan::global): Use || instead of |.
3251 2009-06-02 Doug Kwan <dougkwan@google.com>
3253 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3254 issued_non_pic_error_.
3255 (class Target_arm::Scan): Declare new method check_non_pic.
3256 Define new method symbol_needs_plt_entry.
3257 Declare new data member issued_non_pic_error_.
3258 (class Target_arm::Relocate): Declare new method
3259 should_apply_static_reloc.
3260 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3261 (Target_arm::Scan::check_non_pic): Define new method.
3262 (Target_arm::Scan::local): Handle a small subset of reloc types used
3264 (Target_arm::Scan::local): Same.
3265 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3267 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3269 * incremental.cc (Incremental_inputs::report_command_line): Filter
3270 out --incremental-* options.
3272 2009-05-29 Doug Kwan <dougkwan@google.com>
3274 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3276 (class Target_arm): Update comment.
3277 (Target_arm::Target_arm): Initialize new data members GOT_,
3278 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3279 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3280 and Target_arm::rel_dyn_section.
3281 Declare new_enum Target_arm::Got_type.
3282 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3284 Update commments for member do_dynsym_value.
3285 (Target_arm::got_size, Target_arm::plt_section,
3286 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3287 new methods inside class defintion.
3288 (Target_arm::got_section): Define new method.
3289 (Target_arm::rel_dyn_section): Same.
3290 (Output_data_plt_arm): New template class.
3291 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3292 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3293 (Output_data_plt_arm::add_entry): Same.
3294 (Output_data_plt_arm::first_plt_entry): Define new
3295 static data member for PLT instruction template.
3296 (Output_data_plt_arm::plt_entry): Same.
3297 (Output_data_plt_arm::do_write): Define new method.
3298 (Target_arm::make_plt_entry): Same.
3299 (Target_arm::do_finalize_sections): Same.
3300 (Target_arm::do_dynsym_value): Same.
3302 2009-05-28 Doug Kwan <dougkwan@google.com>
3304 * Makefile.am (TARGETSOURCES): Add arm.cc.
3305 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3306 * Makefile.in: Regenerate.
3308 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3310 2009-05-26 Doug Kwan <dougkwan@google.com>
3312 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3313 (General_options::check_excluded_libs): Strip off directories in
3314 archive name before matching like GNU ld does.
3315 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3316 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3317 (exclude_libs_test_LDFLAGS): Add linker option
3318 -Wl,--exclude-libs,libexclude_libs_test_3
3319 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3320 an explicit archive without using -l.
3321 (alt/libexclude_libs_test_3.a): New make rule.
3322 * testsuite/Makefile.in: Regenerate.
3323 * testsuite/exclude_libs_test.c : Declare lib3_default().
3325 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3326 * exclude_libs_test_3.c: New file.
3328 2009-05-26 Nick Clifton <nickc@redhat.com>
3330 * po/id.po: New Indonesian translation.
3331 * po/gold.pot: Updated template file.
3333 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3335 * testsuite/Makefile.am: Add -ffunction-sections to compile
3336 gc_comdat_test files. Add -Wl,--gc-sections to build
3338 * testsuite/Makefile.in: Regenerate.
3339 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3341 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3343 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3344 kept comdat section was garbage collected.
3345 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3346 * testsuite/Makefile.in: Regenerate.
3347 * testsuite/gc_comdat_test.sh: New file.
3348 * testsuite/gc_comdat_test_1.cc: New file.
3349 * testsuite/gc_comdat_test_2.cc: New file.
3351 2009-05-19 Doug Kwan <dougkwan@google.com>
3353 * archive.cc (Archive::Archive): Move constructor from archive.h
3354 to here. Initialize no_export_.
3355 (Archive::get_elf_object_for_member): Set no_export flag of object.
3356 * archive.h (Archive::Archive): Move constructor body to
3358 (Archive::no_export): New method.
3359 (Archive::no_export_): New field.
3360 * object.h (Object::Object): Initialize no_export_ to false.
3361 (Object::no_export, Object::set_no_export): New methods.
3362 (Object::no_export_): New field.
3363 * options.cc (General_options::parse_exclude_libs): New method.
3364 (General_options::check_excluded_libs) Same.
3365 * options.h (exclude_libs): New option.
3366 (General_options::check_excluded_libs): New method declaration.
3367 (General_options::excluded_libs_): New field.
3368 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3369 default or protected visibility if an object has no-export flag set.
3370 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3371 (check_SCRIPTS): Add exclude_libs_test.sh.
3372 (check_DATA): Add exclude_libs_test.syms.
3373 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3374 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3375 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3376 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3377 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3378 libexclude_libs_test_2.a): New rules.
3379 * testsuite/Makefile.in: Regenerate.
3380 * testsuite/exclude_libs_test.c: New file.
3381 * testsuite/exclude_libs_test.sh: Ditto.
3382 * testsuite/exclude_libs_test_1.c: Ditto.
3383 * testsuite/exclude_libs_test_2.c: Ditto.
3385 2009-05-15 Ian Lance Taylor <iant@google.com>
3387 * configure.ac: Check for declarations for cases where libiberty.h
3388 checks HAVE_DECL_xxx.
3389 * configure, config.in: Rebuild.
3391 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3393 * gold.h (Incremental_argument_list): Remove (invalid) forward
3395 * incremental.cc (Incremental_inputs::report_achive): New method.
3396 (Incremental_inputs::report_object): New method.
3397 (Incremental_inputs::report_script): New method.
3398 (Incremental_inputs::finalize_inputs): New method.
3399 (Incremental_inputs::finalize): Call finalize_inputs().
3400 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3401 Create inputs entries.
3402 * incremental.h (Incremental_input_type): New enum.
3403 (Incremental_inputs::Incremental_input): Initialize new fields.
3404 (Incremental_inputs::report_inputs): New method.
3405 (Incremental_inputs::report_achive): New method.
3406 (Incremental_inputs::report_object): New method.
3407 (Incremental_inputs::report_script): New method.
3408 (Incremental_inputs::finalize_inputs): New method.
3409 (Incremental_inputs::Input_info): New struct.
3410 (Incremental_inputs::Input_info_map): New typedef.
3411 (Incremental_inputs::lock_): New field.
3412 (Incremental_inputs::Inputs_): New field.
3413 (Incremental_inputs::Inputs_map): New field.
3414 * main.cc (main): Call Incremental_input::report_inputs.
3415 * options.h (Input_argument_list): Typedef moved from
3417 (Input_file_group::Files): Remove, use ::Input_argument_list.
3418 (Input_file_group::Input_argument_list): Remove, use
3419 ::Input_argument_list.
3420 * plugin.cc (Plugin_manager::add_input_file): Add error in
3422 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3424 * script.cc (read_input_script): Call
3425 Incremental_input::report_script.
3426 * script.h (Script_info): New class.
3428 2009-04-27 Ian Lance Taylor <iant@google.com>
3430 * x86_64.cc (do_adjust_output_section): Set entsize to
3433 2009-04-23 Elliott Hughes <enh@google.com>
3435 * output.cc (Output_file::close): After short writes, continue
3436 writing from the correct offset in the buffer being written.
3438 2009-04-23 Chris Demetriou <cgd@google.com>
3440 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3441 * configure: Regenerate.
3442 * config.in: Regenerate.
3443 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3444 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3446 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3448 * incremental.cc (Incremental_inputs_header_data): Renamed from
3449 Incremental_input_header_data.
3450 (Incremental_inputs_header_data::data_size): New field.
3451 (Incremental_inputs_header_data::put_input_file_count): Renamed
3452 from input_file_count.
3453 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3454 from command_line_offset.
3455 (Incremental_inputs_header_data::put_reserved): Renamed from
3457 (Incremental_inputs_entry_data): Renamed from
3458 Incremental_input_entry_data.
3459 (Incremental_inputs_entry_data::data_size): New field.
3460 (Incremental_inputs::report_command_line): New method.
3461 (Incremental_inputs::finalize): New method.
3462 (Incremental_inputs::create_incremental_inputs_data): New method.
3463 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3464 * incremental.h: New file.
3465 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3466 (Layout::finalize): Create incremental inputs section in
3468 (Layout::create_incremental_info_sections): New method.
3469 * layout.h (Layout::incremental_inputs): New method.
3470 (Layout::create_incremental_info_sections): New method.
3471 (Layout::incremental_inputs_): New field.
3472 * main.cc (main): Notify Incremental_input of the command line.
3474 2009-04-01 Ian Lance Taylor <iant@google.com>
3475 Mikolaj Zalewski <mikolajz@google.com>
3477 * gold.h (reserve_unordered_map): Define, three versions, one for
3478 each version of Unordered_map.
3479 * layout.cc (Layout::Layout): Remove options parameter. Add
3480 number_of_input_files parameter. Don't initialize options_.
3481 Initialize number_of_input_files_ and resized_signatures_. Move
3482 sections_are_attached_.
3483 (Layout::layout_group): Reserve space for group_signatures_.
3484 (Layout::find_or_add_kept_section): Change name parameter to be a
3485 reference. Resize signatures_ map when it gets large enough.
3486 (Layout::layout_eh_frame): Use parameters->options() instead of
3488 (Layout::make_output_section): Likewise.
3489 (Layout::attach_allocated_section_to_segment): Likewise.
3490 (Layout::finalize, Layout::create_executable_stack): Likewise.
3491 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3492 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3493 * layout.h (class Layout): Update declarations. Remove options_
3494 field. Add number_of_input_files_ and resized_signatures_
3495 fields. Move sections_are_attached_ field.
3496 * main.cc (main): Pass number of input files to Layout
3497 constructor. Don't pass options.
3499 2009-03-30 Ian Lance Taylor <iant@google.com>
3501 * ffsll.c (ffsll): Correct implementation.
3503 2009-03-27 Ian Lance Taylor <iant@google.com>
3505 * ffsll.c: New file.
3506 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3507 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3508 * ftruncate.c (ftruncate): Declare before definition.
3509 * mremap.c (mremap): Likewise.
3510 * pread.c (pread): Likewise.
3511 * configure, Makefile.in, config.in: Rebuild.
3513 * mremap.c: New file.
3514 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3515 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3516 (mremap): Declare if HAVE_MREMAP is not defined.
3517 * configure, Makefile.in, config.in: Rebuild.
3519 2009-03-27 Cary Coutant <ccoutant@google.com>
3521 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3522 position independent.
3523 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3524 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3526 2009-03-24 Cary Coutant <ccoutant@google.com>
3528 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3530 (needs_dynamic_reloc): Likewise.
3532 2009-03-24 Ian Lance Taylor <iant@google.com>
3534 * yyscript.y (file_cmd): Recognize EXTERN.
3535 (extern_name_list, extern_name_list_body): New nonterminals.
3536 * script.cc (script_add_extern): Define.
3537 * script-c.h (script_add_extern): Declare.
3539 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3541 * object.cc (is_elf_object): Define.
3542 * object.h (is_elf_object): Declare.
3543 * archive.cc (Archive::get_elf_object_for_member): Call
3545 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3547 2009-03-24 Elliott Hughes <enh@google.com>
3549 * output.cc (Output_file::map_anonymous): Define.
3550 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3551 try an anonymous one. Report the size if the mmap fails.
3552 * output.h (class Output_file): Declare map_anonymous.
3554 2009-03-24 Ian Lance Taylor <iant@google.com>
3556 * target-select.cc (instantiate_target): Don't acquire the lock if
3557 the instantiated_target_ field has already been set.
3559 2009-03-23 Ian Lance Taylor <iant@google.com>
3561 * gold-threads.h (class Initialize_lock): Define.
3562 * gold-threads.cc (class Initialize_lock_once): Define.
3563 (initialize_lock_control): New static variable.
3564 (initialize_lock_pointer): New static variable.
3565 (initialize_lock_once): New static function.
3566 (Initialize_lock::Initialize_lock): Define.
3567 (Initialize_lock::initialize): Define.
3568 * target-select.h: Include "gold-threads.h".
3569 (class Target_selector): Add lock_ and initialize_lock_ fields.
3570 Don't define instantiate_target, just declare it.
3571 * target-select.cc (Target_selector::Target_selector): Initialize
3573 (Target_selector::instantiate_target): Define.
3574 * descriptors.h: Include "gold-threads.h".
3575 (class Descriptors): Add initialize_lock_ field.
3576 * descriptors.cc (Descriptors::Descriptors): Initialize new
3578 (Descriptors::open): Use initialize_lock_ field
3579 * errors.h (class Errors): Add initialize_lock_ field.
3580 * errors.cc (Errors::Errors): Initialize new field.
3581 (Errors::initialize_lock): Use initialize_lock_ field.
3582 * powerpc.cc (class Target_selector_powerpc): Remove
3583 instantiated_target_ field. In do_recognize call
3584 instantiate_target rather than do_instantiate_target. In
3585 do_instantiate_target just allocate a new target.
3586 * sparc.cc (class Target_selector_sparc): Likewise.
3588 * freebsd.h: New file.
3589 * i386.cc: Include "freebsd.h".
3590 (Target_i386): Derive from Target_freebsd rather than
3592 (Target_selector_i386): Derive from Target_selector_freebsd rather
3593 than Target_selector.
3594 * x86_64.cc: Include "freebsd.h".
3595 (Target_x86_64): Derive from Target_freebsd rather than
3597 (Target_selector_x86_64): Derive from Target_selector_freebsd
3598 rather than Target_selector.
3599 * target.h (class Target): Add adjust_elf_header and
3600 do_adjust_elf_header.
3601 * output.cc (Output_file_header:: do_sized_write): Call target
3602 adjust_elf_header routine.
3603 * configure.tgt: Set targ_osabi.
3604 * configure.ac: Define GOLD_DEFAULT_OSABI.
3605 * parameters.cc (Parameters::default_target): Pass
3606 GOLD_DEFAULT_OSABI to select_target.
3607 * target-select.h (class Target_selector): Make instantiate_target
3608 protected rather than private.
3609 * Makefile.am (HFILES): Add freebsd.h.
3610 * configure, Makefile.in, config.in: Rebuild.
3612 * merge.cc (do_add_input_section): Correct pend value. Change
3613 message about last entry not being null terminated from error to
3616 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3618 * incremental.cc: New file.
3619 * Makefile.am (CCFILES): Add incremental.cc.
3620 * Makefile.in: Rebuild.
3622 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3624 * layout.cc (Layout::output_section_name): Preserve names
3625 of '.note.' sections.
3627 2009-03-19 Ian Lance Taylor <iant@google.com>
3629 * descriptors.cc (Descriptors::open): Check that the options are
3630 valid before using them.
3632 2009-03-18 Ian Lance Taylor <iant@google.com>
3634 * script-sections.h: Include <list>.
3635 (class Script_sections): Change Sections_elements from std::vector
3636 to std::list. Typedef public Elements_iterator. Add
3637 orphan_section_placement_, data_segment_align_start_, and
3638 saw_data_segment_align_ fields. Remove data_segment_align_index_
3640 * script-sections.cc (class Orphan_section_placement): New class.
3641 (class Sections_element): Add virtual functions is_relro and
3642 orphan_section_init. Remove virtual function place_orphan_here.
3643 (class Output_section_definition): Add is_relro and
3644 orphan_section_init. Remove place_orphan_here.
3645 (class Orphan_output_section): Likewise.
3646 (Script_sections::Script_sections): Update for field changes.
3647 (Script_sections::data_segment_align): Set saw_data_segment_align_
3648 and data_segment_align_start_, not data_segment_align_index.
3649 (Script_sections::data_segment_relro_end): Check
3650 saw_data_segment_align_. Use data_segment_align_start_ rather
3651 than data_segment_align_index_.
3652 (Script_sections::place_orphan): Rewrite to use
3653 Orphan_section_placement.
3655 2009-03-17 Ian Lance Taylor <iant@google.com>
3657 * archive.cc (Archive::add_symbols): Check for a version attached
3658 to the symbol name in the archive map.
3659 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3660 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3661 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3662 (ver_test_11.a): New target.
3663 * testsuite/Makefile.in: Rebuild.
3665 * configure.ac: Check for chsize and posix_fallocate. Replace
3667 * ftruncate.c: New file, from gnulib.
3668 * output.cc (posix_fallocate): Define dummy version if not
3669 HAVE_POSIX_FALLOCATE.
3670 (Output_file::map): Call posix_fallocate rather than lseek and
3672 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3673 * configure, Makefile.in, config.in: Rebuild.
3675 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3677 * layout.h (Layout::create_note): Add section_name parameter.
3678 * layout.cc (Layout::create_note): Likewise.
3679 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3681 2009-03-17 Ian Lance Taylor <iant@google.com>
3683 * descriptors.cc: Include "options.h".
3684 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3685 (Descriptors::open): Always use O_CLOEXEC when opening a new
3686 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3687 then set FD_CLOEXEC.
3689 * sparc.cc (class Target_sparc): Add has_got_section.
3690 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3691 make sure we have a GOT section.
3693 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3694 (Target_sparc::Scan::local): Likewise.
3695 (Target_sparc::Scan::global): Likewise.
3696 (Target_sparc::Relocate::relocate): Likewise.
3697 (Target_sparc::Relocate::relocate_tls): Likewise.
3699 * symtab.cc (Symbol_table::define_default_version): New function,
3700 broken out of add_from_object.
3701 (Symbol_table::add_from_object): Call define_default_version.
3702 (Symbol_table::define_special_symbol): Add resolve_oldsym
3703 parameter. Change all callers. If the version for a symbol comes
3704 from a version script, resolve it with the symbol with the same
3705 name with no version. Also add the symbol without a version if
3707 (do_define_in_output_data): If resolving with oldsym, don't delete
3709 (do_define_in_output_segment): Likewise.
3710 (do_define_as_constant): Likewise.
3711 * symtab.h (class Symbol_table): Update declarations.
3713 2009-03-13 Ian Lance Taylor <iant@google.com>
3715 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3716 (Read_symbols::requeue): New function.
3717 (Read_symbols::do_read_symbols): If make_elf_object fails because
3718 the target type is not configured, and the file was searched for,
3719 issue a warning and retry with the next directory.
3720 (Add_symbols::run): If the file has an incompatible format, and
3721 it was searched for, requeue the Read_symbols task. On error,
3723 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3724 dirindex parameter to constructor. Change all callers. Declare
3725 incompatible_warning and requeue.
3726 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3727 input_argument_ and input_group_ fields. Add them to
3728 constructor. Change all callers.
3729 (class Read_script): Add dirindex_ field. Add it to constructor.
3731 * archive.cc (Archive::setup): Remove input_objects parameter.
3733 (Archive::get_file_and_offset): Likewise.
3734 (Archive::read_all_symbols): Likewise.
3735 (Archive::read_symbols): Likewise.
3736 (Archive::get_elf_object_for_member): Remove input_objects
3737 parameter. Add punconfigured parameter. Change all callers.
3738 (Archive::add_symbols): Change return type to bool. Check return
3739 value of include_member.
3740 (Archive::include_all_members): Likewise.
3741 (Archive::include_member): Change return type to bool. Return
3742 false if first included object has incompatible target. Set
3743 included_member_ field.
3744 (Add_archive_symbols::run): If add_symbols returns false, requeue
3746 * archive.h (class Archive): Add included_member_ field.
3747 Initialize it in constructor. Add input_file and searched_for
3748 methods. Update declarations.
3749 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3750 input_argument_ fields. Add them to constructor. Change all
3752 * script.cc: Include "target-select.h".
3753 (class Parser_closure): Add skip_on_incompatible_target_ and
3754 found_incompatible_target_ fields. Add
3755 skip_on_incompatible_target parameter to constructor. Change all
3756 callers. Add methods skip_on_incompatible_target,
3757 clear_skip_on_incompatible_target, found_incompatible_target, and
3758 set_found_incompatible_target.
3759 (read_input_script): Add dirindex parameter. Change all callers.
3760 If parser finds an incompatible target, requeue Read_symbols
3762 (script_set_symbol): Clear skip_on_incompatible_target in
3764 (script_add_assertion, script_parse_option): Likewise.
3765 (script_start_sections, script_add_phdr): Likewise.
3766 (script_check_output_format): New function.
3767 * script.h (read_input_script): Update declaration.
3768 * script-c.h (script_check_output_format): Declare.
3769 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3770 (ignore_cmd): Remove OUTPUT_FORMAT.
3771 * fileread.cc (Input_file::Input_file): Add explicit this.
3772 (Input_file::will_search_for): New function.
3773 (Input_file::open): Add pindex parameter. Change all callers.
3774 * fileread.h (class Input_file): Add input_file_argument method.
3775 Declare will_search_for. Update declarations.
3776 * object.cc (make_elf_object): Add punconfigured parameter.
3778 * object.h (class Object): Make input_file public. Add
3779 searched_for method.
3780 (make_elf_object): Update declaration.
3781 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3783 * dirsearch.h (class Dirsearch): Update declaration.
3784 * options.h (class General_options): Add --warn-search-mismatch.
3785 * parameters.cc (Parameters::is_compatible_target): New function.
3786 * parameters.h (class Parameters): Declare is_compatible_target.
3787 * workqueue.cc (Workqueue::add_blocker): New function.
3788 * workqueue.h (class Workqueue): Declare add_blocker.
3790 * fileread.cc (Input_file::open): Remove options parameter.
3792 (Input_file::open_binary): Likewise.
3793 * script.cc (read_input_script): Likewise.
3794 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3795 options parameter from constructor. Change all callers.
3796 (class Read_script): Likewise.
3797 * fileread.h (class Input_file): Update declarations.
3798 * script.h (read_input_script): Update declaration.
3800 2009-03-10 Nick Clifton <nickc@redhat.com>
3802 * po/es.po: New Spanish translation.
3804 2009-03-06 Cary Coutant <ccoutant@google.com>
3806 * options.cc (parse_short_option): Keep dash_z from registering itself.
3808 2009-03-03 Ian Lance Taylor <iant@google.com>
3811 * target-reloc.h (relocate_section): Pass output_section to
3813 * i386.cc (Target_i386::should_apply_static_reloc): Add
3814 output_section parameter. Change all callers.
3815 (Target_i386::Relocate::relocate): Add output_section parameter.
3816 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3817 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3818 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3819 * testsuite/two_file_shared.sh: New script.
3820 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3821 (check_DATA): Add two_file_shared.dbg.
3822 (two_file_shared.dbg): New target.
3823 * testsuite/Makefile.in: Rebuild.
3825 2009-03-01 Ian Lance Taylor <iant@google.com>
3827 * configure.ac: Check for byteswap.h.
3828 * configure: Rebuild.
3829 * config.in: Rebuild.
3831 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3833 * layout.cc (Layout::find_or_add_kept_section): New function.
3834 (Layout::add_comdat): Removed.
3835 * layout.h (struct Kept_section): Move out of class Layout.
3836 Remove trailing underscores from field names. Add group_sections
3837 field. Rename group_ field to is_group. Change all uses.
3838 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3839 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3840 comdat_groups_ field.
3841 (Sized_relobj::include_section_group): Use
3842 find_or_add_kept_section and Kept_section::group_sections.
3843 (Sized_relobj::include_linkonce_section): Likewise.
3844 * object.cc (class Sized_relobj): Don't define Comdat_group or
3845 Comdat_group_table. Remove find_comdat_group and
3846 add_comdat_group. Remove comdat_groups_ field.
3847 * plugin.cc (include_comdat_group): Use
3848 Layout::find_or_add_kept_section.
3850 2009-02-28 Ian Lance Taylor <iant@google.com>
3852 * README: --gc-sections and map files are now supported. Document
3853 some build requirements.
3856 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3857 relocatable link set the value of the section symbol to zero.
3858 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3859 relocatable link don't include the section address in the local
3862 2009-02-27 Ian Lance Taylor <iant@google.com>
3865 * options.h (class Search_directory): Add is_system_directory.
3866 (class General_options): Declare is_in_system_directory.
3867 * options.cc (get_relative_sysroot): Make static.
3868 (get_default_sysroot): Make static.
3869 (General_optoins::is_in_system_directory): New function.
3870 * fileread.cc (Input_file::is_in_system_directory): New function.
3871 * fileread.h (class Input_file): Declare is_in_system_directory.
3872 * object.h (class Object): Add is_in_system_directory.
3873 (class Input_objects): Remove system_library_directory_ field.
3874 * object.cc (Input_objects::add_object): Don't set
3875 system_library_directory_.
3876 (input_objects::found_in_system_library_directory): Remove.
3877 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3878 parameter. Change all callers.
3879 (Symbol_table::sized_write_globals): Likewise.
3880 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3881 Call Object::is_in_system_directory.
3882 * symtab.h (class Symbol_table): Update declarations.
3885 * descriptors.h (Open_descriptor): Add is_on_stack field.
3886 * descriptors.cc (Descriptors::open): If the descriptor is on the
3887 top of the stack, remove it. Initialize is_on_stack field.
3888 (Descriptors::release): Only add pod to stack if it is not on the
3890 (Descriptors::close_some_descriptor): Clear stack_next and
3894 * output.cc (Output_section::find_starting_output_address): Rename
3895 from starting_output_address; add PADDR parameter; change return
3897 * output.h (class Output_section): Declare
3898 find_starting_output_address instead of starting_output_address.
3899 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3900 section symbol for which we can't find a merge section.
3903 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3904 hidden or internal, force the symbol to be local.
3905 * resolve.cc (Symbol::override_visibility): Define.
3906 (Symbol::override_base): Use override_visibility.
3907 (Symbol_table::resolve): Likewise.
3908 (Symbol::override_base_with_special): Likewise.
3909 (Symbol_table::override_with_special): If the visibility is hidden
3910 or internal, force the symbol to be local.
3911 * symtab.h (class Symbol): Add set_visibility and
3912 override_visibility.
3913 * testsuite/ver_test_1.sh: New file.
3914 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3915 (check_DATA): Add ver_test_1.syms.
3916 (ver_test_1.syms): New target.
3917 * testsuite/Makefile.in: Rebuild.
3919 2009-02-25 Cary Coutant <ccoutant@google.com>
3921 * layout.cc (Layout::choose_output_section): Don't rename sections
3922 when using a linker script that has a SECTIONS clause.
3923 * Makefile.in: Regenerate.
3925 * testsuite/Makefile.am (script_test_5.sh): New test case.
3926 * testsuite/Makefile.in: Regenerate.
3927 * testsuite/script_test_5.cc: New file.
3928 * testsuite/script_test_5.sh: New file.
3929 * testsuite/script_test_5.t: New file.
3931 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
3933 * archive.cc (Archive::include_member): Update calls to add_symbols.
3934 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3935 the Layout argument.
3936 * dynobj.h (do_add_symbols): Add the Layout argument.
3937 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3939 * object.h (Object::add_symbols): Add the Layout argument.
3940 (Object::do_add_symbols): Add the Layout argument.
3941 (Sized_relobj::do_add_symbols): Add the Layout argument.
3942 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3943 Unify the two versions.
3944 (Add_plugin_symbols): Remove.
3945 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3946 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3947 (Add_plugin_symbols): Remove.
3948 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3949 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3950 (Add_symbols::run): Make it work with Pulginobj.
3952 2009-02-06 Ian Lance Taylor <iant@google.com>
3954 * object.cc (Sized_relobj::do_layout): Make info message start
3955 with lower case letter.
3957 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3959 * binary.cc: Fix file comment.
3961 * options.h (enum Incremental_disposition): Define.
3962 (class General_options): Add new options: --incremental,
3963 --incremental_changed, --incremental_unchanged,
3964 --incremental_unknown. Add incremental_disposition_ and
3965 implicit_incremental_ fields.
3966 (General_options::incremental_disposition): New function.
3967 (class Position_dependent_options): Add incremental_disposition
3969 (Position_dependent_options::copy_from_options): Set incremental
3971 * options.cc (General_options::parse_incremental_changed): New
3973 (General_options::parse_incremental_unchanged): New function.
3974 (General_options::parse_incremental_unknown): New function.
3975 (General_options::General_options): Initialize new fields
3976 incremental_disposition_ and implicit_incremental_.
3977 (General_options::finalize): Check for uasge of --incremental-*
3978 without --incremental.
3980 2009-02-06 Chris Demetriou <cgd@google.com>
3982 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3983 pointer and to report location as the file name associated with
3985 (gold_undefined_symbol_at_location): New function to replace the
3986 old gold_undefined_symbol functionality.
3987 * target-reloc.h (relocate_section): Update to use
3988 gold_undefined_symbol_at_location.
3989 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3990 Call gold_undefined_symbol function rather than gold_error.
3991 * errors.h (Errors::undefined_symbol): Take location as a
3992 string, rather than calculating it from a relocation.
3993 * errors.cc (Errors::fatal): Print "fatal error:" before the
3995 (Errors::error, Errors::error_at_location): Print "error: "
3996 before the formatted message.
3997 (Errors::undefined_symbol): Take location as a string, rather
3998 than calculating it from a relocation.
3999 (gold_undefined_symbol_at_location): New function akin to
4000 old gold_undefined_symbol, calculates location from relocation.
4001 (gold_undefined_symbol): Change to take only a Symbol pointer
4002 and to report location as the file name associated with the symbol.
4003 * testsuite/debug_msg.sh: Update for changed error messages.
4004 * testsuite/undef_symbol.sh: Likewise.
4006 2009-02-04 Duncan Sands <baldrick@free.fr>
4009 * reduced_debug_output.h
4010 (Output_reduced_debug_abbrev_section::failed): Use format for
4012 (Output_reduced_debug_info_section::faild): Likewise.
4014 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4016 * script.cc (Lazy_demangler): New class.
4017 (Version_script_info::get_symbol_version_helper): Demangle a
4020 2009-01-29 Cary Coutant <ccoutant@google.com>
4022 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4024 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4026 2009-01-28 Ian Lance Taylor <iant@google.com>
4028 * version.cc (version_string): Bump to 1.9.
4030 * gold.h: Include <cstring> and <stdint.h>.
4031 * version.cc: Include <cstdio>.
4032 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4034 * reduced_debug_output.cc (insert_into_vector): Rename from
4035 Insert_into_vector; change all callers. Use Swap_unaligned to
4036 avoid aliasing issue; remove union since it is unnecessary.
4038 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4040 * Makefile.am (CCFILES): Add gc.cc.
4042 * Makefile.in: Regenerate.
4043 * gold.cc (Gc_runner): New class.
4044 (queue_initial_tasks): Call garbage collection related tasks
4045 when corresponding options are invoked.
4046 (queue_middle_gc_tasks): New function.
4047 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4048 processed early before laying out sections during garbage collection.
4049 * gold.h (queue_middle_gc_tasks): New function.
4050 (is_prefix_of): Move from "layout.cc".
4051 * i386.cc (Target_i386::gc_process_relocs): New function.
4052 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4053 * main.cc (main): Create object of class "Garbage_collection".
4054 * object.cc (Relobj::copy_symbols_data): New function.
4055 (Relobj::is_section_name_included): New function.
4056 (Sized_relobj::do_layout): Allow this function to be called twice
4057 during garbage collection and defer layout of section during the
4059 * object.h (Relobj::get_symbols_data): New function.
4060 (Relobj::is_section_name_included): New function.
4061 (Relobj::copy_symbols_data): New function.
4062 (Relobj::set_symbols_data): New function.
4063 (Relobj::get_relocs_data): New function.
4064 (Relobj::set_relocs_data): New function.
4065 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4066 (Relobj::gc_process_relocs): New function.
4067 (Relobj::do_gc_process_relocs): New pure virtual function.
4068 (Relobj::sd_): New data member.
4069 (Sized_relobj::is_output_section_offset_invalid): New function.
4070 (Sized_relobj::do_gc_process_relocs): New function.
4071 * options.h (General_options::gc_sections): Modify to not be a no-op.
4072 (General_options::print_gc_sections): New option.
4073 * plugin.cc (Plugin_finish::run): Remove function call to
4074 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4075 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4076 * reloc.cc (Read_relocs::run): Add task to process relocs and
4077 determine unreferenced sections when doing garbage collection.
4078 (Gc_process_relocs): New class.
4079 (Sized_relobj::do_gc_process_relocs): New function.
4080 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4081 sections that are garbage collected.
4082 * reloc.h (Gc_process_relocs): New class.
4083 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4084 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4085 symbols whose corresponding sections are garbage collected.
4086 (Symbol_table::Symbol_table): Add new parameter for the garbage
4088 (Symbol_table::gc_mark_undef_symbols): New function.
4089 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4090 (Symbol_table::gc_mark_dyn_syms): New function.
4091 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4093 (Symbol_table::add_from_object): Likewise.
4094 (Symbol_table::add_from_relobj): When building shared objects, do not
4095 treat externally visible symbols as garbage.
4096 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4097 table information for static and relocatable links.
4098 * symtab.h (Symbol_table::set_gc): New function.
4099 (Symbol_table::gc): New function.
4100 (Symbol_table::gc_mark_undef_symbols): New function.
4101 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4102 (Symbol_table::gc_mark_dyn_syms): New function.
4103 (Symbol_table::gc_): New data member.
4104 * target.h (Sized_target::gc_process_relocs): New pure virtual
4106 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4107 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4109 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4111 * options.h (General_options::gc_sections): Define as a no-op for now.
4112 (General_options::no_keep_memory): Ditto.
4113 (General_options::Bshareable): Define.
4114 * options.cc (General_options::finalize): Honor -Bshareable.
4116 2009-01-20 Andreas Schwab <schwab@suse.de>
4118 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4119 read the value in the contents, since we don't use it. Use the
4120 template endianness when writing.
4121 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4123 2009-01-19 Andreas Schwab <schwab@suse.de>
4125 * configure.tgt (powerpc64-*): Fix targ_obj.
4127 2009-01-15 Ian Lance Taylor <iant@google.com>
4129 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4130 local symbols when stripping all symbols.
4132 2009-01-14 Cary Coutant <ccoutant@google.com>
4134 * output.cc (Output_reloc): Add explicit instantiations.
4136 2009-01-14 Cary Coutant <ccoutant@google.com>
4138 * archive.cc (Archive::get_elf_object_for_member): Remove call
4139 to File_read::claim_for_plugin.
4140 * descriptors.cc (Descriptors::open): Remove reference to
4142 (Descriptors::claim_for_plugin): Remove.
4143 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4144 (Descriptors::is_claimed): Remove.
4145 (claim_descriptor_for_plugin): Remove.
4146 * fileread.cc (File_read::claim_for_plugin): Remove.
4147 * fileread.h (File_read::claim_for_plugin): Remove.
4148 (File_read::descriptor): Reopen descriptor if necessary.
4149 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4150 (Plugin_manager::all_symbols_read): Add task parameter. Change
4152 (Plugin_manager::get_input_file): New function.
4153 (Plugin_manager::release_input_file): New function.
4154 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4155 corresponding data member.
4156 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4157 and pass to base constructor. Change all callers.
4158 (get_input_file, release_input_file): New functions.
4159 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4160 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4161 (Plugin_manager::all_symbols_read): Add task parameter.
4162 (Plugin_manager::get_input_file): New function.
4163 (Plugin_manager::release_input_file): New function.
4164 (Plugin_manager::task_): New data member.
4165 (Pluginobj::Pluginobj): Add filesize parameter.
4166 (Pluginobj::filename): New function.
4167 (Pluginobj::descriptor): New function.
4168 (Pluginobj::filesize): New function.
4169 (Pluginobj::filesize_): New data member.
4170 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4171 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4172 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4174 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4175 with archive libraries.
4176 * testsuite/Makefile.in: Regenerate.
4177 * testsuite/plugin_test.c (struct sym_info): New type.
4178 (get_input_file, release_input_file): New static variables.
4179 (onload): Capture new transfer vector entries.
4180 (claim_file_hook): Stop reading at end of file according to filesize.
4181 Factor out parsing of readelf output into separate function.
4182 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4183 APIs and get the source file name from the symbol table. Convert
4184 source file name to corresponding object file name. Print info
4185 message when adding new input files.
4186 (parse_readelf_line): New function.
4187 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4188 * testsuite/plugin_test_2.sh: Likewise.
4189 * testsuite/plugin_test_3.sh: Likewise.
4190 * testsuite/plugin_test_4.sh: New test case.
4192 2009-01-07 Ian Lance Taylor <iant@google.com>
4194 * version.cc (version_string): Bump to 1.8.
4196 2008-12-23 Cary Coutant <ccoutant@google.com>
4198 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4199 * plugin.cc (Plugin_manager::finish): Rename as
4200 layout_deferred_objects. Move cleanup to separate function.
4201 (Plugin_manager::cleanup): New function.
4202 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4204 * plugin.h (Plugin_manager::finish): Rename as
4205 layout_deferred_objects.
4206 (Plugin_manager::cleanup): New function.
4207 (Plugin_manager::cleanup_done): New field.
4209 2008-12-23 Cary Coutant <ccoutant@google.com>
4211 * plugin.cc (is_visible_from_outside): New function.
4212 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4213 so we don't return "IR only" status for exported symbols or -r links.
4215 * testsuite/Makefile.am (plugin_test_3): New test case.
4216 * testsuite/Makefile.in: Regenerate.
4217 * testsuite/plugin_test_3.sh: New file.
4219 2008-12-22 Cary Coutant <ccoutant@google.com>
4221 * object.cc (Sized_relobj::layout_section): New function.
4222 (Sized_relobj::do_layout): Defer layout of input sections until after
4223 plugin has provided replacement files.
4224 (Sized_relobj::do_layout_deferred_sections): New function.
4225 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4226 (Relobj::layout_deferred_sections): New function.
4227 (Relobj::do_layout_deferred_sections): New function.
4228 (Sized_relobj::do_layout_deferred_sections): New function.
4229 (Sized_relobj::layout_section): New function.
4230 (Sized_relobj::Deferred_layout): New structure.
4231 (Sized_relobj::deferred_layout_): New field.
4232 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4233 Change all callers. Layout deferred sections.
4234 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4236 (Plugin_hook::run): Move code from do_plugin_hook inline.
4237 (Plugin_hook::do_plugin_hook): Remove.
4238 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4239 (Plugin_manager::finish): Renamed, was cleanup.
4240 (Plugin_manager::should_defer_layout): New function.
4241 (Plugin_manager::add_deferred_layout_object): New function.
4242 (Plugin_manager::Deferred_layout_list): New type.
4243 (Plugin_manager::deferred_layout_objects_): New field.
4244 (Plugin_hook::do_plugin_hook): Remove.
4246 2008-12-17 Ian Lance Taylor <iant@google.com>
4248 * options.h (class General_options): Add --no case for
4251 2008-12-16 Cary Coutant <ccoutant@google.com>
4253 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4255 (Plugin_manager::claim_file): Create plugin object even if
4256 plugin did not call the add_symbols callback.
4257 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4258 asking for more symbols than were added.
4259 * testsuite/Makefile.am (plugin_test_1): Add test case with
4261 (empty.syms): New target.
4262 * testsuite/Makefile.in: Regenerate.
4263 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4264 message. Don't call add_symbols if no globals.
4265 (all_symbols_read_hook): Don't provide replacement for empty
4268 2008-12-12 Ian Lance Taylor <iant@google.com>
4270 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4271 r_type == 0 for a local symbol with r_sym == 0.
4272 (scan_relocatable_relocs): Pass r_sym to
4273 local_non_section_strategy.
4274 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4277 * configure.ac: Update test for TLS descriptors: they are
4278 supported as of glibc 2.9.
4279 * configure: Rebuild.
4281 2008-12-11 Ian Lance Taylor <iant@google.com>
4284 * target-reloc.h (Default_scan_relocatable_relocs): For each
4285 function, map r_type == 0 to RELOC_DISCARD.
4287 2008-12-10 Cary Coutant <ccoutant@google.com>
4289 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4290 object to override a kept COMDAT group from a plugin object.
4292 2008-12-09 Ian Lance Taylor <iant@google.com>
4295 * yyscript.y (file_cmd): Handle INPUT.
4297 * testsuite/initpri1.c: Change all declarations to be full
4298 prototypes by adding void, to avoid compiler warnings.
4300 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4302 * options.cc (General_options::parse_plugin_opt): New.
4303 (General_options::add_plugin): The argument now is just the filename.
4304 (General_options::add_plugin_option): New.
4305 * options.h (plugin_opt): New.
4306 (add_plugin): Change argument name.
4307 (add_plugin_option): New.
4308 * plugin.cc (Plugin::load): Don't parse the plugin option.
4309 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4310 (Plugin::add_option): New.
4311 (Plugin::args_): Change type.
4312 (Plugin::filename_): New.
4313 (Plugin_manager::add_plugin_option): New.
4314 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4315 * testsuite/Makefile.in: Regenerate.
4317 2008-12-05 Cary Coutant <ccoutant@google.com>
4319 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4320 Handle --strip-lto-sections option.
4321 * options.h (strip_lto_sections): New option.
4323 2008-12-01 Cary Coutant <ccoutant@google.com>
4325 * plugin.cc (ld_plugin_message): Change format parameter to const.
4326 Fix mismatch between new[] and delete.
4328 2008-11-14 Cary Coutant <ccoutant@google.com>
4330 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4333 2008-11-05 Craig Silverstein <csilvers@google.com>
4335 * options.cc (General_options::parse_dynamic_list): New function.
4336 * options.h (General_options): New flags dynamic_list,
4337 dynamic_list_data, dynamic_list_cpp_new, and
4338 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4339 (General_options::in_dynamic_list): New function.
4340 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4341 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4342 (Lex::can_continue_name): Likewise.
4344 (read_script_file): New parameter script_options.
4345 (read_dynamic_list): New function.
4346 (Script_options::define_dynamic_list): New function.
4347 (dynamic_list_keyword_parsecodes): New variable.
4348 (dynamic_list_keywords): New variable.
4349 * script.h (Script_options::define_dynamic_list): New function
4351 (read_dynamic_list): New function prototype.
4352 * symtab.cc (strprefix): New macro.
4353 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4354 dynamic_list_data, dynamic_list_cpp_new, and
4355 dynamic_list_cpp_typeinfo.
4356 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4357 (dynamic_list_expr): New rule.
4358 (dynamic_list_nodes): Likewise.
4359 (dynamic_list_node): Likewise.
4360 * testsuite/Makefile.am (dynamic_list): New test.
4361 * testsuite/Makefile.in: Regenerated.
4362 * testsuite/dynamic_list.t: New file.
4363 * testsuite/dynamic_list.sh: New file.
4365 2008-11-05 Craig Silverstein <csilvers@google.com>
4367 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4368 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4369 (t11_last): Likewise.
4370 * testsuite/ver_test_6.c (main): Likewise.
4372 2008-10-07 Cary Coutant <ccoutant@google.com>
4374 * options.c (General_options::finalize): Add check for -static and
4376 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4379 2008-10-02 Cary Coutant <ccoutant@google.com>
4381 * plugin.cc (make_sized_plugin_object): Fix conditional
4382 compilation to work when not all targets are enabled.
4384 2008-09-29 Cary Coutant <ccoutant@google.com>
4386 * archive.cc (Archive::get_file_and_offset): Use filename instead
4387 of name to get library path.
4388 (Archive::include_member): Unlock external member of a thin archive.
4390 * testsuite/Makefile.am (TEST_AR): New variable.
4391 (thin_archive_test_1): New test.
4392 (thin_archive_test_2): New test.
4393 * testsuite/Makefile.in: Regenerate.
4394 * testsuite/thin_archive_main.cc: New file.
4395 * testsuite/thin_archive_test_1.cc: New file.
4396 * testsuite/thin_archive_test_2.cc: New file.
4397 * testsuite/thin_archive_test_3.cc: New file.
4398 * testsuite/thin_archive_test_4.cc: New file.
4400 2008-09-29 Cary Coutant <ccoutant@google.com>
4402 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4403 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4405 (Sized_relobj::do_finalize_local_symbols): Likewise.
4406 (Sized_relobj::map_to_kept_section): Likewise.
4407 * object.h (Sized_relobj::invalid_address): New constant.
4408 (Sized_relobj::do_output_section_offset): Check for invalid_address
4410 * output.cc (Output_reloc::local_section_offset): Use constant
4411 invalid_address instead of -1U.
4412 (Output_reloc::get_address): Likewise.
4413 (Output_section::output_address): Change -1U to -1ULL.
4414 * output.h (Output_reloc::invalid_address): New constant.
4415 * reloc.cc (Sized_relobj::write_sections): Use constant
4416 invalid_address instead of -1U.
4417 (Sized_relobj::relocate_sections): Likewise.
4418 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4419 values for merge sections.
4420 * target-reloc.h (relocate_for_relocatable): Use constant
4421 invalid_address instead of -1U.
4423 2008-09-19 Cary Coutant <ccoutant@google.com>
4425 Add plugin functionality for link-time optimization (LTO).
4426 * configure.ac (plugins): Add --enable-plugins option.
4427 * configure: Regenerate.
4428 * config.in: Regenerate.
4429 * Makefile.am (LIBDL): New variable.
4430 (CCFILES): Add plugin.cc.
4431 (HFILES): Add plugin.h.
4432 (ldadd_var): Add LIBDL.
4433 * Makefile.in: Regenerate.
4435 * archive.cc: Include "plugin.h".
4436 (Archive::setup): Don't preread archive symbols when using a plugin.
4437 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4438 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4440 (Archive::include_member): Add symbols from plugin objects.
4441 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4442 * descriptors.cc (Descriptors::open): Check for file descriptors
4443 abandoned by plugins.
4444 (Descriptors::claim_for_plugin): New function.
4445 * descriptors.h (Descriptors::claim_for_plugin): New function.
4446 (Open_descriptor::is_claimed): New field.
4447 (claim_descriptor_for_plugin): New function.
4448 * fileread.cc (File_read::claim_for_plugin): New function.
4449 * fileread.h (File_read::claim_for_plugin): New function.
4450 (File_read::descriptor): New function.
4451 * gold.cc: Include "plugin.h".
4452 (queue_initial_tasks): Add task to call plugin hooks for generating
4454 * main.cc: Include "plugin.h".
4455 (main): Load plugin libraries.
4456 * object.h (Pluginobj): Declare.
4457 (Object::pluginobj): New function.
4458 (Object::do_pluginobj): New function.
4459 (Object::set_target): New function.
4460 * options.cc: Include "plugin.h".
4461 (General_options::parse_plugin): New function.
4462 (General_options::General_options): Initialize plugins_ field.
4463 (General_options::add_plugin): New function.
4464 * options.h (Plugin_manager): Declare.
4465 (General_options): Add --plugin option.
4466 (General_options::has_plugins): New function.
4467 (General_options::plugins): New function.
4468 (General_options::add_plugin): New function.
4469 (General_options::plugins_): New field.
4470 * plugin.cc: New file.
4471 * plugin.h: New file.
4472 * readsyms.cc: Include "plugin.h".
4473 (Read_symbols::do_read_symbols): Check for archive before checking
4474 for ELF file. Call plugin hooks to claim files.
4475 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4476 from a real object file; force override when processing replacement
4478 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4479 (Symbol::init_base_object): Likewise.
4480 (Symbol::init_base_output_data): Likewise.
4481 (Symbol::init_base_output_segment): Likewise.
4482 (Symbol::init_base_constant): Likewise.
4483 (Symbol::init_base_undefined): Likewise.
4484 (Symbol::output_section): Assert that object is not a plugin.
4485 (Symbol_table::add_from_pluginobj): New function.
4486 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4488 (Symbol_table::sized_write_globals): Likewise.
4489 (Symbol_table::add_from_pluginobj): Instantiate template.
4490 * symtab.h (Sized_pluginobj): Declare.
4491 (Symbol::in_real_elf): New function.
4492 (Symbol::set_in_real_elf): New function.
4493 (Symbol::in_real_elf_): New field.
4494 (Symbol_table::add_from_pluginobj): New function.
4496 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4497 (LIBDL): New variable.
4499 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4500 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4501 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4502 (MOSTLYCLEANFILES): Likewise.
4503 * testsuite/Makefile.in: Regenerate.
4504 * testsuite/plugin_test.c: New file.
4505 * testsuite/plugin_test_1.sh: New file.
4506 * testsuite/plugin_test_2.sh: New file.
4508 2008-09-16 Ian Lance Taylor <iant@google.com>
4510 * target-reloc.h (relocate_section): Check whether a symbol is
4511 defined by the ABI before reporting an undefined symbol error.
4512 * target.h (Target::is_defined_by_abi): Make parameter const.
4513 (Target::do_is_defined_by_abi): Likewise.
4514 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4515 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4516 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4517 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4518 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4519 * testsuite/Makefile.in: Rebuild.
4521 * fileread.cc (make_view): Add casts to avoid warning.
4523 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4525 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4526 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4528 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4530 * options.h (General_options::output_is_executable): New.
4531 (General_options::output_is_pie): New.
4532 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4533 for shared libraries.
4534 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4536 2008-09-11 Chris Demetriou <cgd@google.com>
4538 * options.h (origin): New -z option.
4539 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4540 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4543 2008-09-05 Cary Coutant <ccoutant@google.com>
4545 * fileread.cc (File_read::make_view): Add check for attempt to map
4548 2008-09-05 Cary Coutant <ccoutant@google.com>
4550 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4551 explicit instantiations.
4553 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4556 * options.cc (General_options::finalize): Allow undefined symbols
4557 in shlibs if linking -shared.
4560 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4561 symbols as not needing a dynsym entry.
4563 2008-08-20 Craig Silverstein <csilvers@google.com>
4565 * fileread.cc (File_read::open): Do not lock the file unless it
4566 was successfully opened.
4568 2008-08-14 Cary Coutant <ccoutant@google.com>
4570 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4571 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4572 * testsuite/tls_test.cc (struct int128): 128-bit struct
4573 for testing TLS relocs with non-zero addend.
4574 (v12): New TLS variable.
4576 (t_last): Add check for v12.
4577 * testsuite/tls_test.h (t12): New function.
4578 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4580 2008-08-13 Ian Lance Taylor <iant@google.com>
4582 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4583 set tls_segment_ or relro_segment_.
4584 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4586 * output.h (Output_section::clear_is_relro): New function.
4587 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4588 sections specially even when output_data_ is empty.
4589 (Output_segment::maximum_alignment): When first section is relro,
4590 only force alignment for PT_LOAD segments.
4591 * script.cc (script_data_segment_align): New function.
4592 (script_data_segment_relro_end): New function.
4593 * script-c.h (script_data_segment_align): Declare.
4594 (script_data_segment_relro_end): Declare.
4595 * script-sections.h (class Script_sections): Declare
4596 data_segment_align and data_segment_relro_end. Add fields
4597 segment_align_index_ and saw_relro_end_.
4598 * script-sections.cc (class Sections_element): Add set_is_relro
4599 virtual function. Add new bool* parameter to place_orphan_here.
4600 Add get_output_section virtual function.
4601 (class Output_section_definition): Add set_is_relro. Add new
4602 bool* parameter to place_orphan_here. Add get_output_section.
4603 Add is_relro_ field.
4604 (Output_section_definition::Output_section_definition): Initialize
4605 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4606 and is_relro_ fields.
4607 (Output_section_definition::place_orphan_here): Add is_relro
4609 (Output_section_definition::set_section_addresses): Set relro for
4611 (Output_section_definition::alternate_constraint): Likewise.
4612 (class Orphan_output_section): Add new bool* parameter to
4613 place_orphan_here. Add get_output_section.
4614 (Orphan_output_section::place_orphan_here): Add is_relro
4616 (Script_sections::Script_sections): Initialize
4617 data_segment_align_index_ and saw_relro_end_.
4618 (Script_sections::data_segment_align): New function.
4619 (Script_sections::data_segment_relro_end): New function.
4620 (Script_sections::place_orphan): Set or clear is_relro.
4621 (Script_sections::set_section_addresses): Force alignment of first
4623 * yyscript.y (exp): Call script_data_segment_align and
4624 script_data_segment_relro_end.
4625 * testsuite/relro_script_test.t: New file.
4626 * testsuite/relro_test.cc (using_script): Declare.
4627 (t1, t2): Test using_script.
4628 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4629 (relro_script_test_SOURCES): Define.
4630 (relro_script_test_DEPENDENCIES): Define.
4631 (relro_script_test_LDFLAGS): Define.
4632 (relro_script_test_LDADD): Define.
4633 (relro_script_test.so): New target.
4634 * testsuite/Makefile.in: Rebuild.
4636 2008-08-06 Cary Coutant <ccoutant@google.com>
4638 * archive.cc (Archive::total_archives, Archive::total_members)
4639 (Archive::total_members_loaded): New variables.
4640 (Archive::setup): Add parameter. Add option to preread
4642 (Archive::read_armap): Add counter.
4643 (Archive::get_file_and_offset): New function.
4644 (Archive::get_elf_object_for_member): New function.
4645 (Archive::read_all_symbols): New function.
4646 (Archive::read_symbols): New function.
4647 (Archive::add_symbols): Add counters.
4648 (Archive::include_all_members): Use armap to find members if it's
4650 (Archive::include_member): Skip reading symbols if already read.
4651 Factored code into Archive::get_file_and_offset and
4652 Archive::get_elf_object_for_member. Changed call to
4653 Mapfile::report_include_archive_member.
4654 (Archive::print_stats): New function.
4655 * archive.h: Declare Object and Read_symbols_data classes.
4656 (Archive::Archive): Add initializers for new members.
4657 (Archive::setup): Add parameter.
4658 (Archive::print_stats): New function.
4659 (Archive::total_archives, Archive::total_members)
4660 (Archive::total_members_loaded): New variables.
4661 (Archive::get_file_and_offset): New function.
4662 (Archive::get_elf_object_for_member): New function.
4663 (Archive::read_all_symbols): New function.
4664 (Archive::read_symbols): New function.
4665 (Archive::Archive_member): New class.
4666 (Archive::members_): New member.
4667 (Archive::num_members_): New member.
4668 * main.cc: Include archive.h.
4669 (main): Call Archive::print_stats.
4670 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4671 archive parameter; member_name is now the fully-decorated name.
4672 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4673 * options.h: (General_options): Add --preread-archive-symbols option.
4674 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4677 2008-08-04 Ian Lance Taylor <iant@google.com>
4679 * symtab.h (Symbol::use_plt_offset): New function.
4680 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4681 * powerpc.cc (Relocate::relocate): Likewise.
4682 * sparc.cc (Relocate::relocate): Likewise.
4683 * x86_64.cc (Relocate::relocate): Likewise.
4684 * testsuite/weak_plt.sh: New test.
4685 * testsuite/weak_plt_main.cc: New test.
4686 * testsuite/weak_plt_shared.cc: New test.
4687 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4688 (check_PROGRAMS): Add weak_plt.
4689 (check_DATA): Add weak_plt_shared.so.
4690 (weak_plt_main_pic.o, weak_plt): New targets.
4691 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4692 * testsuite/Makefile.in: Rebuild.
4694 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4696 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4697 * testsuite/Makefile.in: Rebuild.
4699 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4701 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4702 * Makefile.in: Regenerate.
4703 * po/POTFILES.in: Regenerate.
4705 2008-07-29 Ian Lance Taylor <iant@google.com>
4707 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4708 symbols before other symbols.
4709 * testsuite/script_test_2.cc (test_addr): Declare.
4710 (test_addr_alias): Declare.
4711 (main): Check that test_addr and test_addr_alias have the right
4713 * testsuite/script_test_2.t: Define test_addr_alias and
4716 2008-07-24 Ian Lance Taylor <iant@google.com>
4719 * descriptors.cc: New file.
4720 * descriptors.h: New file.
4721 * gold-threads.h (class Hold_optional_lock): New class.
4722 * fileread.cc: Include "descriptors.h".
4723 (File_read::~File_read): Release descriptor rather than closing
4725 (File_read::open) [file]: Call open_descriptor rather than open.
4726 Set is_descriptor_opened_.
4727 (File_read::open) [memory]: Assert that descriptor is not open.
4728 (File_read::reopen_descriptor): New function.
4729 (File_read::release): Release descriptor.
4730 (File_read::do_read): Make non-const. Reopen descriptor.
4731 (File_read::read): Make non-const.
4732 (File_read::make_view): Reopen descriptor.
4733 (File_read::do_readv): Likewise.
4734 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4735 Update declarations.
4736 * layout.cc: Include "descriptors.h".
4737 (Layout::create_build_id): Use open_descriptor rather than open.
4738 * output.cc: Include "descriptors.h".
4739 (Output_file::open): Use open_descriptor rather than open.
4740 * archive.cc (Archive::const_iterator): Change Archive to be
4742 (Archive::begin, Archive::end): Make non-const.
4743 (Archive::count_members): Likewise.
4744 * archive.h (class Archive): Update declarations.
4745 * object.h (Object::read): Make non-const.
4746 * Makefile.am (CCFILES): Add descriptors.cc.
4747 (HFILES): Add descriptors.h.
4748 * Makefile.in: Rebuild.
4751 * gold.h: Always include <clocale>. Add Solaris workarounds
4752 following code in binutils/sysdep.h.
4755 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4756 this->eh_frame_hdr_ is NULL before using it.
4758 * dynobj.cc (Versions::Versions): Update comment.
4760 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4761 the base version name.
4763 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4764 array size plus one.
4765 (Stringpool_template::set_string_offsets): Subtract one from key
4766 before using it as an array index.
4767 (Stringpool_template::get_offset_with_length): Likewise.
4768 (Stringpool_template::write_to_buffer): Likewise.
4769 * stringpool.h (Stringpool_template::get_offset_from_key):
4772 2008-07-23 Ian Lance Taylor <iant@google.com>
4775 * object.h (Merged_symbol_value::value): Do our best to handle a
4779 * script.cc (Version_script_info::get_versions): Don't add empty
4780 version tag to return value.
4781 (Version_script_info::get_symbol_version_helper): Change return
4782 type to bool. Add pversion parameter. Change all callers.
4783 (script_register_vers_node): Don't require a non-NULL tag.
4784 * script.h (class Version_script_info): Update declarations.
4785 (Version_script_info::get_symbol_version): Change return type to
4786 bool. Add version parameter. Change all callers.
4787 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4788 handling. Handle an empty version from a version script.
4789 (Symbol_table::define_special_symbol): Likewise.
4790 * testsuite/ver_test_10.script: New file.
4791 * testsuite/ver_test_10.sh: New file.
4792 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4793 (check_DATA): Add ver_test_10.syms.
4794 (ver_test_10.syms, ver_test_10.so): New target.
4795 * testsuite/Makefile.in: Rebuild.
4797 2008-07-23 Simon Baldwin <simonb@google.com>
4799 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4800 to zero for undefined symbols from dynamic libraries.
4802 2008-07-23 Ian Lance Taylor <iant@google.com>
4804 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4806 * symtab.h (class Symbol_table): Update declaration.
4807 * testsuite/ver_test_9.cc: New file.
4808 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4809 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4810 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4811 (ver_test_9.so, ver_test_9.o): New targets.
4812 * testsuite/Makefile.in: Rebuild.
4814 2008-07-22 Ian Lance Taylor <iant@google.com>
4816 * options.h (class General_options): Define --check-sections.
4817 * layout.cc (Layout::set_segment_offsets): Handle
4820 * options.h (class General_options): Define -n/--nmagic and
4822 * options.cc (General_options::finalize): For -n/--nmagic or
4823 -N/--omagic, set -static.
4824 * layout.cc (Layout::attach_allocated_section_to_segment): If
4825 -N/--omagic, don't put read-only and read-write sections in
4827 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4828 finding a read-only segment.
4829 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4830 don't set the minimum segment alignment to the common page size,
4831 and don't set the file offset to the address modulo the page size.
4832 * script-sections.cc (Script_sections::create_segments): If
4833 -n/--omagic, don't put read-only and read-write sections in
4836 * cref.cc: New file.
4838 * options.h (class General_options): Add --print-symbol-counts.
4839 * main.cc (main): Issue defined symbol report if requested.
4840 * archive.cc (Archive::interpret_header): Make into a const member
4842 (Archive::add_symbols): Call Input_objects::archive_start and
4844 (Archive::const_iterator): Define new class.
4845 (Archive::begin, Archive::end): New functions.
4846 (Archive::include_all_members): Rewrite to use iterator.
4847 (Archive::count_members): New function.
4848 * archive.h (class Archive): Update declarations.
4849 (Archive::filename): New function.
4850 * object.cc: Include "cref.h".
4851 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4852 (Sized_relobj::do_get_global_symbol_counts): New function.
4853 (Input_objects::add_object): Add object to cross-referencer.
4854 (Input_objects::archive_start): New function.
4855 (Input_objects::archive_stop): New function.
4856 (Input_objects::print_symbol_counts): New function.
4857 * object.h: Declare Cref and Archive.
4858 (Object::get_global_symbol_counts): New function.
4859 (Object::do_get_global_symbol_counts): New pure virtual function.
4860 (class Sized_relobj): Add defined_count_ field. Update
4862 (class Input_objects): Add cref_ field. Update constructor.
4863 Update declarations.
4864 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4866 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4868 (Sized_dynobj::do_get_global_symbol_counts): New function.
4869 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4870 defined_count_. Update declarations. Define Symbols typedef.
4871 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4872 parameter. Change all callers.
4873 (Symbol_table::add_from_dynobj): Add sympointers and defined
4874 parameters. Change all callers.
4875 * symtab.h (class Symbol_table): Update declarations.
4876 * Makefile.am (CCFILES): Add cref.cc.
4877 (HFILES): Add cref.h.
4878 * Makefile.in: Rebuild.
4880 2008-07-22 Simon Baldwin <simonb@google.com>
4882 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4883 to zero when writing undefined symbols.
4885 2008-07-22 Ian Lance Taylor <iant@google.com>
4887 * output.cc (Output_section::add_input_section): Don't try to
4888 merge empty merge sections.
4890 2008-07-21 Craig Silverstein <csilvers@google.com>
4892 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4893 Include symbol version in error message.
4895 2008-07-20 Chris Demetriou <cgd@google.com>
4897 * configure.ac (gold_cv_c_random_seed): New configured variable.
4898 (RANDOM_SEED_CFLAGS): New substituted variable.
4899 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4900 * configure: Rebuild.
4901 * Makefile.in: Likewise.
4902 * testsuite/Makefile.in: Likewise.
4904 2008-07-18 Ian Lance Taylor <iant@google.com>
4906 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4907 where we see NAME/NULL and NAME/VERSION as separate symbols.
4908 * testsuite/ver_test_main.cc (main): Call t4.
4909 (t4, t4_2a): Define.
4910 * testsuite/ver_test_2.cc (t4_2): Define.
4911 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4912 * testsuite/ver_test_4.cc (t4_2a): Define.
4913 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4914 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4916 2008-07-17 Ian Lance Taylor <iant@google.com>
4918 * dynobj.cc (Versions::add_def): If we give an error about a
4919 missing version, go ahead and create the version anyhow.
4921 2008-07-10 Ian Lance Taylor <iant@google.com>
4923 Handle output sections with more than 0x7fffffff bytes.
4924 * object.h (class Relobj): Change map_to_output_ to
4925 output_sections_, and just keep a section pointer. Change all
4926 uses. Move comdat group support to Sized_relobj.
4927 (Relobj::is_section_specially_mapped): Remove.
4928 (Relobj::output_section): Remove poff parameter. Change all
4930 (Relobj::output_section_offset): New function.
4931 (Relobj::set_section_offset): Rewrite.
4932 (Relobj::map_to_output): Remove.
4933 (Relobj::output_sections): New function.
4934 (Relobj::do_output_section_offset): New pure virtual function.
4935 (Relobj::do_set_section_offset): Likewise.
4936 (class Sized_relobj): Add section_offsets_ field. Add comdat
4937 group support from Relobj. Update declarations.
4938 (Sized_relobj::get_output_section_offset): New function.
4939 (Sized_relobj::do_output_section_offset): New function.
4940 (Sized_relobj::do_set_section_offset): New function.
4941 * object.cc (Relobj::output_section_address): Remove.
4942 (Sized_relobj::Sized_relobj): Initialize new fields.
4943 (Sized_relobj::include_section_group): Cast find_kept_object to
4945 (Sized_relobj::include_linkonce_section): Likewise.
4946 (Sized_relobj::do_layout): Use separate arrays for output section
4948 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4950 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4951 output_sections and section_offsets.
4952 (Sized_relobj::write_local_symbols): Likewise.
4953 (map_to_kept_section): Compute output address directly.
4954 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4955 output_sections and section_offsets.
4956 (Sized_relobj::write_sections): Likewise.
4957 (Sized_relobj::relocate_sections): Likewise.
4958 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4959 * output.h (class Output_reloc): Update declarations. Change
4960 u2_.relobj to Sized_relobj*.
4961 (class Output_data_reloc): Change add functions to use
4963 * output.cc (Output_reloc::Output_reloc): Change relobj to
4965 (Output_reloc::local_section_offset): Change return type to
4966 Elf_Addr. Use get_output_section_offset.
4967 (Output_reloc::get_address): Likewise.
4968 (Output_section::is_input_address_mapped): Don't call
4969 is_section_specially_mapped.
4970 (Output_section::output_offset): Likewise.
4971 (Output_section::output_address): Likewise.
4972 (Output_section::starting_output_address): Likewise.
4973 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4974 parameter to Sized_relobj*.
4975 (Copy_relocs::need_copy_reloc): Likewise.
4976 (Copy_relocs::save): Likewise.
4977 * copy-relocs.h (class Copy_relocs): Update declarations.
4978 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4979 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4980 * target-reloc.h (relocate_for_relocatable): Change
4981 offset_in_output_section type to Elf_Addr. Change code that uses
4983 * layout.cc (Layout::layout): Always set *off.
4984 * mapfile.cc (Mapfile::print_input_section): Use
4985 output_section_offset.
4986 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4988 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4989 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4990 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4992 2008-07-03 Ian Lance Taylor <iant@google.com>
4994 * layout.cc (Layout::include_section): Do not discard unrecognized
4995 SHT_STRTAB sections.
4997 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4999 * script.cc (Lex::can_continue_name): Make '?' allowable in
5000 version-script names.
5001 * testsuite/version_script.map: Change glob pattern to use '?'
5003 2008-06-30 Manish Singh <yosh@gimp.org>
5006 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5009 2008-06-30 Ian Lance Taylor <iant@google.com>
5013 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5014 versions]: Don't try to read the value in the contents, since we
5015 don't use it. Use the template endianness when writing.
5017 2008-06-25 Cary Coutant <ccoutant@google.com>
5019 * fileread.cc (File_read::make_view): Assert on zero-length view.
5020 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5021 symbol table when there are no symbols to read.
5023 2008-06-23 Craig Silverstein <csilvers@google.com>
5025 * version.cc (version_string): Bump to 1.7
5027 2008-06-18 Craig Silverstein <csilvers@google.com>
5029 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5030 constant 0xFFFF to type Valtype.
5031 (Powerpc_relocate_functions::rel16_ha): Likewise.
5033 2008-06-17 Ian Lance Taylor <iant@google.com>
5035 * output.h (Output_section::Input_section): Initialize p2align_ to
5036 zero for Output_section_data constructors.
5037 (Output_section::Input_section::addralign): If not an input
5038 section, return the alignment of the Output_section_data.
5039 * testsuite/copy_test.cc: New file.
5040 * testsuite/copy_test_1.cc: New file.
5041 * testsuite/copy_test_2.cc: New file.
5042 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5043 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5044 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5045 (copy_test_1_pic.o, copy_test_1.so): New targets.
5046 (copy_test_2_pic.o, copy_test_2.so): New targets.
5047 * testsuite/Makefile.in: Rebuild.
5049 * script-sections.cc (Script_sections::place_orphan): Initialize
5050 local variable exact.
5052 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5054 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5056 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5057 David S. Miller <davem@davemloft.net>
5059 * powerpc.cc: New file.
5060 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5061 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5062 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5063 * Makefile.in: Rebuild.
5065 2008-06-09 Ian Lance Taylor <iant@google.com>
5067 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5069 (throwing, orig_terminate): New static variables.
5070 (terminate_handler): New static function.
5071 (t2): Set terminate handler.
5073 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5076 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5079 2008-05-30 Cary Coutant <ccoutant@google.com>
5081 * archive.cc (Archive::include_all_members) Correct to step
5082 over symbol table and extended name table in thin archives.
5084 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5087 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5090 2008-05-28 Caleb Howe <cshowe@google.com>
5092 * reduced_debug_output.cc: New file.
5093 * reduced_debug_output.h: New file.
5094 * options.h (class General_options): Add --strip-debug-non-line.
5095 * options.cc (General_options::finalize): Add strip_debug_non_line
5096 to the strip heirarchy.
5097 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5099 * layout.cc: Include "reduced_debug_output.h".
5100 (Layout::Layout): Initialize new fields.
5101 (line_only_debug_sections): New static array.
5102 (is_lines_only_debug_sections): New static inline function.
5103 (Layout::include_section): Handle --strip-debug-non-line.
5104 (Layout::make_output_section): If --strip-debug-non-line, build
5105 new output sections for .debug_abbrev and .debug_info.
5106 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5107 gold. Warn about possible overflow.
5108 (read_signed_LEB_128): Likewise.
5109 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5110 (read_signed_LEB_128): Declare.
5111 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5112 (HFILES): Add reduced_debug_output.h.
5113 * Makefile.in: Rebuild.
5115 2008-05-21 Ian Lance Taylor <iant@google.com>
5117 * mapfile.cc: New file.
5118 * mapfile.h: New file.
5119 * options.h (class General_options): Add -M/--print-map and -Map.
5120 * options.cc (General_options::finalize): Make -M equivalent to
5122 * main.cc: Include <cstdio> and "mapfile.h".
5123 (main): Open mapfile if requested.
5124 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5125 constructor. Change caller.
5126 (queue_initial_tasks): Add mapfile parameter. Change caller.
5127 (queue_middle_tasks): Likewise.
5128 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5130 * archive.cc: Include "mapfile.h".
5131 (Archive::add_symbols): Add mapfile parameter. Change all
5132 callers. Pass mapfile, symbol, and reason to include_member.
5133 (Archive::include_all_members): Add mapfile parameter. Change all
5135 (Archive::include_member): Add mapfile, sym, and why parameters.
5136 Change all callers. Report inclusion to map file.
5137 * archive.h: Include "fileread.h".
5138 (class Archive): Update declarations.
5139 (Archive::file): New const method.
5140 (class Add_archive_symbols): Add mapfile_ field. Update
5141 constructor. Change all callers.
5142 * readsyms.h (class Read_symbols): Likewise.
5143 (class Finish_group): Likewise.
5144 (class Read_script): Likewise.
5145 * common.cc: Include "mapfile.h".
5146 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5148 (Symbol_table::do_allocate_commons): Likewise.
5149 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5150 symbol allocation to mapfile.
5151 * common.h (class Allocate_commons_task): Add mapfile_ field.
5152 Update constructor. Change all callers.
5153 * symtab.h (class Symbol_table): Update declarations.
5154 * layout.cc: Include "mapfile.h".
5155 (Layout_task_runner::run): Print information to mapfile.
5156 (Layout::create_gold_note): Change Output_data_fixed_space to
5157 Output_data_zero_fill.
5158 (Layout::create_build_id): Likewise.
5159 (Layout::print_to_mapfile): New function.
5160 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5161 constructor. Change caller.
5162 (class Layout): Declare print_to_mapfile.
5163 * output.cc (Output_section::Input_section::print_to_mapfile): New
5165 (Output_section::add_input_section): If producing a map, always
5166 add to input_sections_ list.
5167 (Output_section::do_print_to_mapfile): New function.
5168 (Output_segment::print_sections_to_mapfile): New function.
5169 (Output_segment::print_section_list_to_mapfile): New function.
5170 * output.h: Include "mapfile.h".
5171 (Output_data::print_to_mapfile): New function.
5172 (Output_data::do_print_to_mapfile): New virtual function.
5173 (Output_segment_headers::do_print_to_mapfile): New function.
5174 (Output_file_header::do_print_to_mapfile): New function.
5175 (Output_data_const::do_print_to_mapfile): New function.
5176 (class Output_data_const_buffer): Add map_name_ field. Update
5177 constructor. Change all callers. Add do_print_to_mapfile
5179 (class Output_data_fixed_space): Likewise.
5180 (class Output_data_space): Likewise.
5181 (class Output_data_zero_fill): New class.
5182 (Output_data_strtab::do_print_to_mapfile): New function.
5183 (Output_data_reloc_base::do_print_to_mapfile): New function.
5184 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5185 (Output_data_group::do_print_to_mapfile): New function.
5186 (Output_data_got::do_print_to_mapfile): New function.
5187 (Output_data_dynamic::do_print_to_mapfile): New function.
5188 (Output_symtab_xindex::do_print_to_mapfile): New function.
5189 (class Output_section): Declare do_print_to_mapflie. Declare
5190 print_to_mapfile in Input_section.
5191 (class Output_segment): Declare new functions.
5192 * object.h (Sized_relobj::symbol_count): New function.
5193 * script-sections.cc
5194 (Output_section_element_dot_assignment::set_section_addresses):
5195 Change Output_data_fixed_space to Output_data_zero_fill.
5196 (Output_data_expression::do_print_to_mapfile): New function.
5197 * script.cc (read_input_script): Add mapfile parameter. Change
5199 * script.h (read_input_script): Update declaration.
5200 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5201 (Eh_frame::do_print_to_mapfile): New function.
5202 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5203 (Output_merge_string::do_print_to_mapfile): New function.
5204 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5206 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5208 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5210 * Makefile.am (CCFILES): Add mapfile.cc.
5211 (HFILES): Add mapfile.h.
5212 * Makefile.in: Rebuild.
5214 2008-05-19 Ian Lance Taylor <iant@google.com>
5216 * options.h (class General_options): Add -z relro.
5217 * layout.cc (Layout::Layout): Initialize relro_segment_.
5218 (Layout::add_output_section_data): Return the output section.
5219 (Layout::make_output_section): Rcognize relro sections and mark
5221 (Layout::attach_allocated_section_to_segment): Put relro sections
5222 in a PT_GNU_RELRO segment.
5223 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5225 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5227 (Layout::linkonce_mapping): Map d.rel.ro.local to
5229 (Layout::output_section_name): Us .data.rel.ro.local for any
5230 section which begins with that.
5231 * layout.h (class Layout): Update add_output_section_data
5232 declaration. Add relro_segment_ field.
5233 * output.cc (Output_section::Output_section): Initialize is_relro_
5234 and is_relro_local_ fields.
5235 (Output_segment::add_output_section): Group relro sections.
5236 (Output_segment::is_first_section_relro): New function.
5237 (Output_segment::maximum_alignment): If there is a relro section,
5238 align the segment to the common page size.
5239 (Output_segment::set_section_addresses): Track whether we are
5240 looking at relro sections. If the last section is a relro
5241 section, align to the common page size.
5242 (Output_segment::set_section_list_addresses): Add in_relro
5243 parameter. Change all callers. Align to the page size when
5244 moving from relro to non-relro section.
5245 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5247 * output.h (class Output_section): Add is_relro_ and
5248 is_relro_local_ fields.
5249 (Output_section::is_relro): New function.
5250 (Output_section::set_is_relro): New function.
5251 (Output_section::is_relro_local): New function.
5252 (Output_section::set_is_relro_local): New function.
5253 (class Output_segment): Update declarations.
5254 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5255 * sparc.cc (Target_sparc::got_section): Likewise.
5256 * x86_64.cc (Target_x86_64::got_section): Likewise.
5257 * testsuite/relro_test_main.cc: New file.
5258 * testsuite/relro_test.cc: New file.
5259 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5260 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5261 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5262 (relro_test.so, relro_test_pic.o): New targets.
5263 * testsuite/Makefile.in: Rebuild.
5265 2008-05-16 Ian Lance Taylor <iant@google.com>
5267 * output.cc (Output_segment::add_output_section): Remove front
5269 * output.h (class Output_segment): Remove
5270 add_initial_output_section and overloaded add_output_section.
5271 Update declaration of remaining add_output_section.
5272 * layout.cc (Layout::create_interp): Call add_output_section
5273 rather than add_initial_output_section.
5274 (Layout::finish_dynamic_section): Likewise.
5276 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5277 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5278 know the dynamic type.
5279 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5280 field. Initialize it in constructor.
5281 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5282 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5283 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5286 * output.cc (Output_reloc::get_address): Change return type to
5288 * output.h (class Output_reloc): Update get_address declaration.
5289 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5290 for section addresses.
5292 2008-05-09 Ian Lance Taylor <iant@google.com>
5295 * gold.cc (gold_nomem): Use return value of write.
5297 2008-05-08 Ian Lance Taylor <iant@google.com>
5299 * symtab.c (Symbol::init_base_output_data): Add version
5300 parameter. Change all callers.
5301 (Symbol::init_base_output_segment): Likewise.
5302 (Symbol::init_base_constant): Likewise.
5303 (Symbol::init_base_undefined): Likewise.
5304 (Sized_symbol::init_output_data): Likewise.
5305 (Sized_symbol::init_output_segment): Likewise.
5306 (Sized_symbol::init_constant): Likewise.
5307 (Sized_symbol::init_undefined): Likewise.
5308 (Symbol_table::do_define_in_output_data): If the new symbol has a
5309 version, mark it as the default.
5310 (Symbol_table::do_define_in_output_segment): Likewise.
5311 (Symbol_table::do_define_as_constant): Likewise.
5312 * symtab.h (class Symbol): Update declarations.
5313 (class Sized_symbol): Likewise.
5314 * resolve.cc (Symbol::override_version): New function.
5315 (Symbol::override_base): Call override_version.
5316 (Symbol::override_base_with_special): Likewise.
5317 * testsuite/ver_script_8.script: New file.
5318 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5319 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5320 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5321 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5323 2008-05-06 Ian Lance Taylor <iant@google.com>
5326 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5328 (class General_options): Remove existing --undefined, and add
5329 --no-undefined instead. Add new --undefined as synonym for -u.
5330 * archive.cc (Archive::add_symbols): Check whether symbol was
5332 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5333 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5334 all uses. Add IS_UNDEFINED. Update declarations to split
5335 different versions of init_base. Declare init_base_undefined.
5336 (Symbol::is_defined): Handle IS_UNDEFINED.
5337 (Symbol::is_undefined): Likewise.
5338 (Symbol::is_weak_undefined): Call is_undefined.
5339 (Symbol::is_absolute): Handle IS_CONSTANT.
5340 (class Sized_symbol): Update declarations to split different
5341 versions of init. Declare init_undefined.
5342 (class Symbol_table): Declare new functions.
5343 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5345 (Symbol::init_base_output_data): Likewise.
5346 (Symbol::init_base_output_segment): Likewise.
5347 (Symbol::init_base_constant): Likewise.
5348 (Symbol::init_base_undefined): New function.
5349 (Sized_symbol::init_object): Rename from init. Change all
5351 (Sized_symbol::init_output_data): Likewise.
5352 (Sized_symbol::init_output_segment): Likewise.
5353 (Sized_symbol::init_constant): Likewise.
5354 (Sized_symbol::init_undefined): New function.
5355 (Symbol_table::add_undefined_symbols_from_command_line): New
5357 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5359 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5360 (Symbol::output_section): Likewise.
5361 (Symbol::set_output_section): Likewise.
5362 (Symbol_table::sized_finalize_symbol): Likewise.
5363 (Symbol_table::sized_write_globals): Likewise.
5364 * resolve.cc (Symbol_table::should_override): Likewise.
5365 (Symbol::override_base_with_special): Likewise.
5367 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5368 symbol, change it to have default visibility.
5369 * testsuite/protected_1.cc: New file.
5370 * testsuite/protected_2.cc: New file.
5371 * testsuite/protected_3.cc: New file.
5372 * testsuite/protected_main_1.cc: New file.
5373 * testsuite/protected_main_2.cc: New file.
5374 * testsuite/protected_main_3.cc: New file.
5375 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5376 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5377 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5378 (protected_1.so): New target.
5379 (protected_1_pic.o, protected_2_pic.o): New targets.
5380 (protected_3_pic.o): New target.
5381 (check_PROGRAMS): Add protected_2.
5382 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5383 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5384 * testsuite/Makefile.in: Rebuild.
5386 * options.h (DEFINE_var): Add set_user_set_##varname__.
5387 (DEFINE_bool_alias): New macro.
5388 (class General_options): Define -Bstatic using DEFINE_bool_alias
5389 rather than DEFINE_special. Add --undefined as an alias for -z
5391 * options.cc (General_options::parse_Bstatic): Remove.
5393 * options.h (class General_options): Add --fatal-warnings.
5394 * main.cc (main): Implement --fatal-warnings.
5395 * errors.h (Errors::warning_count): New function.
5397 * options.h (class General_options): Add -Bsymbolic-functions.
5398 * symtab.h (Symbol::is_preemptible): Check for
5399 -Bsymbolic-functions.
5401 2008-05-05 Ian Lance Taylor <iant@google.com>
5403 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5404 as noVARNAME rather than no-VARNAME.
5405 (class General_options): Add option -z combreloc.
5406 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5408 (Output_reloc::sort_before) [SHT_REL]: New function.
5409 (Output_reloc::sort_before) [SHT_RELA]: New function.
5410 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5411 Sort_relocs_comparison.
5412 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5413 parameter. Change all callers.
5414 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5415 sort_relocs parameter. Change all callers.
5416 * output.cc (Output_reloc::get_address): New function, broken out
5418 (Output_reloc::write_rel): Call it.
5419 (Output_reloc::compare): New function.
5420 (Output_data_reloc_base::do_write): Optionally sort relocs.
5422 * configure.ac: If targ_extra_obj is set, link it in.
5423 * configure.tgt: Initialize all variables.
5424 (x86_64*): Set targ_extra_obj and targ_extra_size.
5425 * configure: Rebuild.
5427 * object.cc (Sized_relobj::include_section_group): Adjust section
5428 indexes read from group data. Build vector to pass to
5430 * layout.cc (Layout::layout_group): Add flags and shndxes
5431 parameters. Remove contents parameter. Change caller. Update
5432 explicit instantiations.
5433 * layout.h (class Layout): Update layout_group declaration.
5434 * output.cc (Output_data_group::Output_data_group): Add flags and
5435 input_shndxes parameters. Remove contents parameter. Change
5437 (Output_data_group::do_write): Change input_sections_ to
5439 * output.h (class Output_data_group): Update constructor
5440 declaration. Rename input_sections_ to input_shndxes_.
5441 * testsuite/many_sections_test.cc: Add template.
5443 2008-04-30 Cary Coutant <ccoutant@google.com>
5445 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5447 * layout.cc (Layout::include_section): Refactored check for debug
5449 (Layout::add_comdat): Add new parameters. Change type
5450 of signature parameter. Add object and shndx to signatures table.
5451 (Layout::find_kept_object): New function.
5452 * layout.h: Include <cstring>.
5453 (Layout::is_debug_info_section): New function.
5454 (Layout::add_comdat): Add new parameters.
5455 (Layout::find_kept_object): New function.
5456 (Layout::Kept_section): New struct.
5457 (Layout::Signatures): Change type of map range.
5458 * object.cc (Relobj::output_section_address): New function.
5459 (Sized_relobj::include_section_group): Add new parameters. Change
5460 calls to Layout::add_comdat. Change to build table of kept comdat
5461 groups and table mapping discarded sections to kept sections.
5462 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5463 (Sized_relobj::do_layout): Change calls to include_section_group and
5464 include_linkonce_section.
5465 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5466 value to zero when section is discarded.
5467 (Sized_relobj::map_to_kept_section): New function.
5468 * object.h (Relobj::output_section_address): New function.
5469 (Relobj::Comdat_group): New type.
5470 (Relobj::find_comdat_group): New function.
5471 (Relobj::Comdat_group_table): New type.
5472 (Relobj::Kept_comdat_section): New type.
5473 (Relobj::Kept_comdat_section_table): New type.
5474 (Relobj::add_comdat_group): New function.
5475 (Relobj::set_kept_comdat_section): New function.
5476 (Relobj::get_kept_comdat_section): New function.
5477 (Relobj::comdat_groups_): New field.
5478 (Relobj::kept_comdat_sections_): New field.
5479 (Symbol_value::input_value): Update comment.
5480 (Sized_relobj::map_to_kept_section) New function.
5481 (Sized_relobj::include_linkonce_section): Add new parameter.
5482 * target-reloc.h (Comdat_behavior): New type.
5483 (get_comdat_behavior): New function.
5484 (relocate_section): Add code to map a discarded section to the
5485 corresponding kept section when applying a relocation.
5487 2008-04-30 Craig Silverstein <csilvers@google.com>
5489 * dwarf_reader.cc (next_generation_count): New static var.
5490 (Addr2line_cache_entry): New struct.
5491 (addr2line_cache): New static var.
5492 (Dwarf_line_info::one_addr2line): Added caching.
5493 (Dwarf_line_info::clear_addr2line_cache): New function.
5494 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5495 cache-size parameter.
5496 (Dwarf_line_info::one_addr2line_cache): New function.
5497 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5498 new cache-size argument to one_addr2line(), and clear cache.
5500 2008-04-28 Cary Coutant <ccoutant@google.com>
5502 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5503 R_386_PC8 relocations.
5505 2008-04-23 Ian Lance Taylor <iant@google.com>
5507 * object.cc (Sized_relobj::include_section_group): Check for
5508 invalid section group.
5510 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5513 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5514 than read for file header.
5515 * archive.cc (Archive::include_member): Likewise.
5517 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5519 * aclocal.m4: Regenerate.
5520 * configure: Regenerate.
5522 2008-04-19 Ian Lance Taylor <iant@google.com>
5524 * version.cc (version_string): Bump to 1.6.
5526 * testsuite/Makefile.am (many_sections_r_test): New target.
5527 (many_sections_r_test_SOURCES): Remove.
5528 (many_sections_r_test_DEPENDENCIES): Remove.
5529 (many_sections_r_test_LDFLAGS): Remove.
5530 (many_sections_r_test_LDADD): Remove.
5532 * object.cc (Sized_relobj::do_add_symbols): Always pass
5533 local_symbol_count_ to add_from_relobj.
5535 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5536 every thousand variables.
5537 * testsuite/Makefile.in: Rebuild.
5539 * object.cc (Xindex::initialize_symtab_xindex): New function.
5540 (Xindex::read_symtab_xindex): New function.
5541 (Xindex::sym_xindex_to_shndx): New function.
5542 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5544 (Sized_relobj::do_initialize_xindex): New function.
5545 (Sized_relobj::do_read_symbols): Adjust section links.
5546 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5547 parameter. Change all callers.
5548 (Sized_relobj::include_section_group): Adjust section links and
5549 symbol section indexes.
5550 (Sized_relobj::do_layout): Adjust section links.
5551 (Sized_relobj::do_count_local_symbols): Adjust section links and
5552 symbol section indexes.
5553 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5554 ordinary and special symbols.
5555 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5556 dynsym_xindex parameters. Change all callers. Adjust section
5557 links. Use SHN_XINDEX when needed.
5558 (Sized_relobj::get_symbol_location_info): Adjust section links.
5559 Don't get fooled by special symbols.
5560 * object.h (class Xindex): Define.
5561 (class Object): Add xindex_ parameter. Declare virtual functoin
5562 do_initialize_xindex.
5563 (Object::adjust_sym_shndx): New function.
5564 (Object::set_xindex): New protected function.
5565 (class Symbol_value): Add is_ordinary_shndx_ field.
5566 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5567 (Symbol_value::value): Assert ordinary section.
5568 (Symbol_value::initialize_input_to_output_map): Likewise.
5569 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5571 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5573 (class Sized_relobj): Update declarations.
5574 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5575 parameter. Change all callers.
5576 (Sized_relobj::adjust_shndx): New function.
5577 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5579 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5580 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5581 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5582 (Sized_dynobj::read_dynsym_section): Adjust section links.
5583 (Sized_dynobj::read_dynamic): Likewise.
5584 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5586 (Sized_dynobj::do_initialize_xindex): New function.
5587 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5588 do_initialize_xindex.
5589 (Sized_dynobj::adjust_shndx): New function.
5590 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5591 dynsym_xindex_ fields.
5592 (Layout::finalize): Add a call to set_section_indexes before
5593 creating the symtab sections.
5594 (Layout::set_section_indexes): Don't do anything if the section
5595 already has a section index.
5596 (Layout::create_symtab_sections): Add shnum parameter. Change
5597 caller. Create .symtab_shndx section if needed.
5598 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5600 (Layout::allocated_output_section_count): New function.
5601 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5603 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5604 fields. Update declarations.
5605 (Layout::symtab_xindex): New function.
5606 (Layout::dynsym_xindex): New function.
5607 (class Write_symbols_task): Add layout_ field.
5608 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5610 * output.cc (Output_section_headers::Output_section_headers): Add
5611 shstrtab_section parameter. Change all callers.
5612 (Output_section_headers::do_sized_write): Store overflow values
5613 for section count and section string table section index in
5614 section header zero.
5615 (Output_file_header::do_sized_write): Check for overflow of
5616 section count and section string table section index.
5617 (Output_symtab_xindex::do_write): New function.
5618 (Output_symtab_xindex::endian_do_write): New function.
5619 * output.h (class Output_section_headers): Add shstrtab_section_.
5620 Update declarations.
5621 (class Output_symtab_xindex): Define.
5622 (Output_section::has_out_shndx): New function.
5623 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5625 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5627 (Sized_symbol::init): Likewise.
5628 (Symbol::output_section): Check for ordinary symbol.
5629 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5630 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5632 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5633 Change all callers. Simplify handling of symbols from sections
5634 not included in the link.
5635 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5637 (Weak_alias_sorter::operator()): Assert that symbols are
5639 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5641 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5642 parameters. Change all callers.
5643 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5644 symbol distinction. Use SHN_XINDEX when needed.
5645 (Symbol_table::write_section_symbol): Add symtab_xindex
5646 parameter. Change all callers.
5647 (Symbol_table::sized_write_section_symbol): Likewise. Use
5648 SHN_XINDEX when needed.
5649 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5651 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5652 (Symbol::is_defined): Check is_ordinary.
5653 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5654 (Symbol::is_absolute, Symbol::is_common): Likewise.
5655 (class Sized_symbol): Update declarations.
5656 (class Symbol_table): Update declarations.
5657 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5658 parameters. Change all callers.
5659 (Sized_symbol::override): Likewise.
5660 (Symbol_table::override): Likewise.
5661 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5662 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5663 is_ordinary, and orig_st_shndx parameters. Change all callers.
5664 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5665 to be in an ordinary section.
5666 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5667 object and is_ordinary parameters. Change all callers.
5668 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5669 Change all callers. Don't add undefined or non-ordinary symbols
5671 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5673 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5675 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5676 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5677 (Sized_relobj::relocate_sections): Likewise.
5678 * target-reloc.h (scan_relocs): Adjust section symbol index.
5679 (scan_relocatable_relocs): Likewise.
5680 * i386.cc (Scan::local): Check for ordinary symbols.
5681 * sparc.cc (Scan::local): Likewise.
5682 * x86_64.cc (Scan::local): Likewise.
5683 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5684 to symbol_section_and_value.
5685 * testsuite/many_sections_test.cc: New file.
5686 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5687 (check_PROGRAMS): Add many_sections_test.
5688 (many_sections_test_SOURCES): Define.
5689 (many_sections_test_DEPENDENCIES): Define.
5690 (many_sections_test_LDFLAGS): Define.
5691 (BUILT_SOURCES): Add many_sections_define.h.
5692 (many_sections_define.h): New target.
5693 (BUILT_SOURCES): Add many_sections_check.h.
5694 (many_sections_check.h): New target.
5695 (check_PROGRAMS): Add many_sections_r_test.
5696 (many_sections_r_test_SOURCES): Define.
5697 (many_sections_r_test_DEPENDENCIES): Define.
5698 (many_sections_r_test_LDFLAGS): Define.
5699 (many_sections_r_test_LDADD): Define.
5700 (many_sections_r_test.o): New target.
5701 * testsuite/Makefile.in: Rebuild.
5703 2008-04-17 Cary Coutant <ccoutant@google.com>
5705 * errors.cc (Errors::info): New function.
5706 (gold_info): New function.
5707 * errors.h (Errors::info): New function.
5708 * gold.h (gold_info): New function.
5709 * object.cc (Input_objects::add_object): Print trace output.
5710 * options.cc (options::parse_set): New function.
5711 (General_options::parse_wrap): Deleted.
5712 (General_options::General_options): Deleted initializer.
5713 * options.h (options::String_set): New typedef.
5714 (options::parse_set): New function.
5715 (DEFINE_set): New macro.
5716 (General_options::wrap): Changed to use DEFINE_set. Changed
5717 callers of any_wrap_symbols and is_wrap_symbol.
5718 (General_options::trace, General_options::trace_symbol):
5720 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5721 (General_options::wrap_symbols_): Deleted.
5722 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5724 2008-04-17 David S. Miller <davem@davemloft.net>
5726 * options.cc (General_options::parse_V): New function.
5727 * options.h: Add entries for -V and -Qy.
5729 2008-04-17 Ian Lance Taylor <iant@google.com>
5731 * common.cc (Symbol_table::allocate_commons): Remove options
5732 parameter. Change caller.
5733 (Symbol_table::do_allocate_commons): Remove options parameter.
5734 Change caller. Just call do_allocate_commons_list twice.
5735 (Symbol_table::do_allocate_commons_list): New function, broken out
5736 of do_allocate_commons.
5737 * common.h (class Allocate_commons_task): Remove options_ field.
5739 * symtab.cc (Symbol_table::Symbol_table): Initialize
5741 (Symbol_table::add_from_object): Put TLS common symbols on
5743 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5744 which are IN_OUTPUT_DATA.
5745 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5746 allocate_commons and do_allocate_commons declarations. Declare
5747 do_allocate_commons_list.
5748 * gold.cc (queue_middle_tasks): Update creation of
5749 Allocate_commons_task to not pass options.
5750 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5751 (TLS_TEST_C_FLAGS): New variable.
5752 (tls_test_c_pic.o): New target.
5753 (tls_test_shared.so): Link in tls_test_c_pic.o.
5754 (tls_test_c_pic_ie.o): New target.
5755 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5756 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5757 (tls_test_c.o): New target.
5758 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5759 (tls_pic_test_LDADD): Likewise.
5760 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5761 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5762 (tls_test_c_gnu2.o): New target.
5763 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5765 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5766 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5767 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5768 * testsuite/tls_test.cc: Include "config.h".
5769 (t_last): Call t11_last.
5770 * testsuite/tls_test.h (t11, t11_last): Declare.
5771 * testsuite/tls_test_c.c: New file.
5772 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5773 * configure.ac: Check for OpenMP support.
5774 * configure, config.in, Makefile.in: Rebuild.
5775 * testsuite/Makefile.in: Rebuild.
5777 2008-04-16 Cary Coutant <ccoutant@google.com>
5779 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5780 (Target_i386::tls_base_symbol_defined_): New field.
5781 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5782 (Target_i386::Scan::global): Likewise.
5783 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5784 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5785 (Target_x86_64::tls_base_symbol_defined_): New field.
5786 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5787 (Target_x86_64::Scan::global): Likewise.
5789 2008-04-16 Cary Coutant <ccoutant@google.com>
5791 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5792 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5793 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5794 building shared libraries.
5795 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5796 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5797 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5798 * testsuite/Makefile.in: Rebuild.
5799 * testsuite/weak_undef.h: New file.
5800 * testsuite/weak_undef_file1.cc: Add extra test cases.
5801 * testsuite/weak_undef_file2.cc: Likewise.
5802 * testsuite/weak_undef_test.cc: Likewise.
5804 2008-04-16 David S. Miller <davem@davemloft.net>
5806 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5807 Add issued_non_pic_error_ field. Declare check_non_pic.
5808 (Target_sparc::Scan::check_non_pic): New function.
5809 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5810 (Target_sparc::Scan::global): Likewise.
5812 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5813 * configure: Rebuild.
5815 * options.h (DEFINE_enable): New macro.
5816 (new_dtags): New enable option.
5817 (initfirst, interpose, loadfltr, nodefaultlib,
5818 nodelete, nodlopen, nodump): New -z options.
5819 * layout.cc (Layout:finish_dynamic_section): If new
5820 dtags enabled, emit DT_RUNPATH. Also, emit a
5821 DT_FLAGS_1 containing any specified -z flags.
5823 2008-04-16 Ian Lance Taylor <iant@google.com>
5825 * copy-relocs.cc: New file.
5826 * copy-relocs.h: New file.
5827 * reloc.cc: Remove Copy_relocs code.
5828 * reloc.h: Likewise.
5829 * reloc-types.h (struct Reloc_types) [both versions]: Add
5830 get_reloc_addend_noerror.
5831 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5832 variants of add_global which take an addend which must be zero.
5833 * i386.cc: Include "copy-relocs.h".
5834 (class Target_i386): Change type of copy_relocs_ to variable,
5836 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5838 (Target_i386::do_finalize_sections): Change handling of
5840 * sparc.cc: Include "copy-relocs.h".
5841 (class Target_sparc): Change type of copy_relocs_ to variable,
5843 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5845 (Target_sparc::do_finalize_sections): Change handling of
5847 * x86_64.cc: Include "copy-relocs.h".
5848 (class Target_x86_64): Change type of copy_relocs_ to variable,
5850 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5851 class. Change all callers.
5852 (Target_x86_64::do_finalize_sections): Change handling of
5854 * Makefile.am (CCFILES): Add copy-relocs.cc.
5855 (HFILES): Add copy-relocs.h.
5857 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5859 * testsuite/script_test_4.sh: Permit leading zeroes.
5861 2008-04-15 Ian Lance Taylor <iant@google.com>
5863 * script-sections.cc (Script_sections::create_segments): Use
5864 header_size_adjustment even when there is enough room for the
5866 * testsuite/script_test_4.sh: New file.
5867 * testsuite/script_test_4.t: New file.
5868 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5869 (check_DATA): Add script_test_4.stdout.
5870 (MOSTLYCLEANFILES): Likewise.
5871 (script_test_4): New target.
5872 (script_test_4.stdout): New target.
5873 * testsuite/Makefile.in: Rebuild.
5875 * sparc.cc: Add definitions for Output_data_plt_sparc class
5878 2008-04-14 David S. Miller <davem@davemloft.net>
5880 * sparc.cc: New file.
5881 * Makefile.am (TARGETSOURCES): Add sparc.cc
5882 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5883 * configure.tgt: Document targ_extra_size and
5884 targ_extra_big_endian. Add entries for sparc-* and
5886 * configure.ac: Handle targ_extra_size and
5887 targ_extra_big_endian.
5888 * Makefile.in: Rebuild.
5889 * configure: Likewise.
5890 * po/POTFILES.in: Likewise.
5891 * po/gold.pot: Likewise.
5893 2008-04-14 Ian Lance Taylor <iant@google.com>
5895 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5896 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5897 in the name/type/flags to section mapping. Don't call
5898 allocate_output_section.
5899 (Layout::choose_output_section): Change parameter from adjust_name
5900 to is_input_section. Don't permit input sections after sections
5901 are attached to segments. Don't call allocate_output_section.
5902 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5903 not write_enable_output_section.
5904 (Layout::make_output_section): Don't push to
5905 unattached_section_list_ nor call attach_to_segment. Call
5906 attach_section_to_segment if sections are attached.
5907 (Layout::attach_sections_to_segments): New function.
5908 (Layout::attach_section_to_segment): New function.
5909 (Layout::attach_allocated_section_to_segment): Rename from
5910 attach_to_segment. Remove flags parameter.
5911 (Layout::allocate_output_section): Remove function.
5912 (Layout::write_enable_output_section): Remove function.
5913 * layout.h (class Layout): Update for above changes. Add new
5914 field sections_are_attached_.
5915 * output.h (Output_section::update_flags_for_input_section): New
5917 * output.cc (Output_section::add_input_section): Call
5918 update_flags_for_input_section.
5919 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5921 2008-04-11 Cary Coutant <ccoutant@google.com>
5923 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5924 thought unnecessary.
5925 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5927 2008-04-11 Ian Lance Taylor <iant@google.com>
5929 * output.h (class Output_section_data): Remove inline definition
5931 * output.cc (Output_section_data::set_addralign): New function.
5933 2008-04-11 Cary Coutant <ccoutant@google.com>
5935 Add support for TLS descriptors for i386 and x86_64.
5936 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5937 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5938 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5940 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5941 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5942 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5944 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5945 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5946 Fix problem with initial-exec relocations.
5947 (Target_i386::Relocate::relocate_tls): Likewise.
5948 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5950 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5951 support for section-plus-offset dynamic table entries.
5952 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5953 (Output_data_dynamic::Dynamic_entry): Add support for
5954 section-plus-offset dynamic table entries.
5955 (Output_data_dynamic::Classification): Likewise.
5956 (Output_data_dynamic::classification_): Renamed offset_.
5957 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5958 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5959 (Target_x86_64::make_plt_section): New function.
5960 (Target_x86_64::reserve_tlsdesc_entries): New function.
5961 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5962 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5963 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5964 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5965 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5966 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5967 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5968 add extra PLT entry for TLS descriptors.
5969 (Output_data_plt_x86_64::got_): New field.
5970 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5971 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5973 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5975 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5976 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5977 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5978 R_386_TLS_DESC_CALL relocations.
5979 (Target_x86_64::Scan::global): Likewise.
5980 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5981 for TLS descriptors.
5982 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5983 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5984 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5985 GD-to-IE relaxation.
5986 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5987 and TLS_DESCRIPTORS.
5988 * Makefile.in: Rebuild.
5989 * configure: Rebuild.
5990 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5991 (tls_test_shared2.so): New target.
5992 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5993 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5994 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5995 (tls_shared_gd_to_ie_test_LDADD): New variable.
5996 (tls_shared_gnu2_gd_to_ie_test): New target.
5997 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5999 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6000 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6001 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6002 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6003 (tls_shared_gnu2_test): New target.
6004 (tls_test_gnu2_shared.so): New target.
6005 (tls_shared_gnu2_test_SOURCES): New variable.
6006 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6007 (tls_shared_gnu2_test_LDFLAGS): New variable.
6008 (tls_shared_gnu2_test_LDADD): New variable.
6009 * testsuite/Makefile.in: Rebuild.
6010 * testsuite/Makefile.
6012 2008-04-11 Ian Lance Taylor <iant@google.com>
6014 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6016 * testsuite/Makefile.in: Rebuild.
6018 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6020 * testsuite/script_test_2.cc (main): Adjust test.
6022 2008-04-11 David S. Miller <davem@davemloft.net>
6023 Ian Lance Taylor <iant@google.com>
6025 * options.h (General_options): Add entries for '-Y' and
6027 * options.cc (General_options:finalize): If -Y was used, add those
6028 entries to the library path instead of the default "/lib" and
6031 2008-04-11 David S. Miller <davem@davemloft.net>
6033 * testsuite/justsyms.t: Start at 0x100.
6034 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6035 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6037 * testsuite/script_test_2.cc: Adjust string and section length
6040 2008-04-09 Ian Lance Taylor <iant@google.com>
6043 * script-sections.cc (Sections_element::allocate_to_segment): Add
6045 (Output_section_definition::allocate_to_segment): Likewise.
6046 (Orphan_output_section::allocate_to_segment): Likewise.
6047 (Script_sections::attach_sections_using_phdrs_clause): Don't
6048 propagate non-PT_LOAD segments to orphan sections.
6049 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6050 readelf rather than objdump.
6051 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6052 .interp section and PT_INTERP segment are the same size.
6053 * testsuite/Makefile.in: Rebuild.
6055 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6056 aliases for symbols defined in the same object.
6057 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6058 (weak_alias_test_SOURCES): New variable.
6059 (weak_alias_test_DEPENDENCIES): New variable.
6060 (weak_alias_test_LDFLAGS): New variable.
6061 (weak_alias_test_LDADD): New variable.
6062 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6063 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6064 (weak_alias_test_3.o): New target.
6065 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6066 * testsuite/weak_alias_test_main.cc: New file.
6067 * testsuite/weak_alias_test_1.cc: New file.
6068 * testsuite/weak_alias_test_2.cc: New file.
6069 * testsuite/weak_alias_test_3.cc: New file.
6071 2008-04-08 Ian Lance Taylor <iant@google.com>
6073 * options.h (class General_options): Add --noinhibit-exec option.
6074 * main.cc (main): Check --noinhibit-exec.
6076 * options.h (class General_options): Define --wrap as a special
6077 option. Add wrap_symbols_ field.
6078 (General_options::any_wrap_symbols): New function.
6079 (General_options::is_wrap_symbol): New function.
6080 * options.cc (General_options::parse_wrap): New function.
6081 (General_options::General_options): Initialize wrap_symbols_.
6082 * symtab.cc (Symbol_table::wrap_symbol): New function.
6083 (Symbol_table::add_from_object): Handle --wrap.
6084 * symtab.h (class Symbol_table): Declare wrap_symbol.
6085 * target.h (Target::wrap_char): New function.
6086 (Target::Target_info): Add wrap_char field.
6087 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6088 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6089 * testsuite/testfile.cc (Target_test::test_target_info):
6092 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6095 * layout.h (class Layout): Add added_eh_frame_data_ field.
6096 * layout.cc (Layout::Layout): Initialize new field.
6097 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6098 output section until we find a section we merged successfully.
6099 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6100 that the size be non-zero.
6102 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6105 2008-04-08 Craig Silverstein <csilvers@google.com>
6107 * configure.ac: Export new conditional variable HAVE_ZLIB.
6108 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6110 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6111 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6113 2008-04-07 Ian Lance Taylor <iant@google.com>
6115 * version.cc (version_string): Set to "1.5".
6117 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6118 Add issued_non_pic_error_ field. Declare check_non_pic.
6119 (Target_x86_64::Scan::check_non_pic): New function.
6120 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6121 (Target_x86_64::Scan::global): Likewise.
6123 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6124 addend parameter. Change caller. Handle merge sections.
6125 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6126 Address to Addend. Don't add in the result of
6127 local_section_offset, pass down the addend and use the returned
6129 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6130 Update declarations of local_section_offset and symbol_value.
6131 * testsuite/two_file_test_1.cc (t18): New function.
6132 * testsuite/two_file_test_2.cc (f18): New function.
6133 * testsuite/two_file_test_main.cc (main): Call t18.
6134 * testsuite/two_file_test.h (t18, f18): Declare.
6136 * configure.ac: Don't test for objdump, c++filt, or readelf.
6137 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6139 (TEST_READELF): New variable.
6140 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6141 (check_PROGRAMS): Add two_file_strip_test.
6142 (two_file_strip_test): New target.
6143 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6144 (two_file_same_shared_strip_test_SOURCES): New variable.
6145 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6146 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6147 (two_file_same_shared_strip_test_LDADD): New variable.
6148 (two_file_shared_strip.so): New target.
6149 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6150 (ver_test_5.syms, ver_test_7.syms): Likewise.
6151 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6152 (strip_test_3.stdout): Use TEST_OBJDUMP.
6153 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6155 2008-04-04 Cary Coutant <ccoutant@google.com>
6157 * symtab.h (Symbol::is_weak_undefined): New function.
6158 (Symbol::is_strong_undefined): New function.
6159 (Symbol::is_absolute): New function.
6160 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6161 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6163 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6164 (weak_undef_test): New target.
6165 * testsuite/Makefile.in: Rebuild.
6166 * testsuite/weak_undef_file1.cc: New file.
6167 * testsuite/weak_undef_file2.cc: New file.
6168 * testsuite/weak_undef_test.cc: New file.
6170 2008-04-03 Craig Silverstein <csilvers@google.com>
6172 * compressed_output.h (class Output_compressed_section): Use
6174 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6176 (zlib_compressed_suffix): Removed.
6177 (Output_compressed_section::set_final_data_size): Use unsigned
6179 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6180 Fix linker invocation.
6181 (flagstest_o_specialfile_and_compress_debug_sections):
6183 * testsuite/Makefile.in: Regenerated.
6185 2008-04-02 David S. Miller <davem@davemloft.net>
6187 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6188 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6190 2008-04-02 Craig Silverstein <csilvers@google.com>
6194 2008-04-02 Ian Lance Taylor <iant@google.com>
6196 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6197 parameters. Update for new key type to views_. Change all
6199 (File_read::read): Adjust for byteshift in returned view.
6200 (File_read::add_view): New function, broken out of
6202 (File_read::make_view): New function, broken out of
6204 (File_read::find_or_make_view): Add offset and aligned
6205 parameters. Rewrite accordingly. Change all callers.
6206 (File_read::get_view): Add offset and aligned parameters. Adjust
6207 for byteshift in return value.
6208 (File_read::get_lasting_view): Likewise.
6209 * fileread.h (class File_read): Update declarations.
6210 (class File_read::View): Add byteshift_ field. Add byteshift to
6211 constructor. Add byteshift method.
6212 * archive.h (Archive::clear_uncached_views): New function.
6213 (Archive::get_view): Add aligned parameter. Change all callers.
6214 * object.h (Object::get_view): Add aligned parameter. Change all
6216 (Object::get_lasting_view): Likewise.
6218 * fileread.cc (File_read::release): Don't call clear_views if
6219 there are multiple objects.
6220 * fileread.h (File_read::clear_uncached_views): New function.
6221 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6224 2008-03-31 Cary Coutant <ccoutant@google.com>
6226 Add thin archive support.
6227 * archive.cc (Archive::armagt): New const.
6228 (Archive::setup): Remove task parameter and calls to unlock.
6229 (Archive::unlock_nested_archives): New function.
6230 (Archive::read_header): Add nested_off parameter. Change
6232 (Archive::interpret_header): Likewise.
6233 (Archive::include_all_members): Change to handle thin
6235 (Archive::include_member): Likewise.
6236 * archive.h (Archive::Archive): Add new parameters and
6238 (Archive::armagt): New const.
6239 (Archive::setup): Remove task parameter.
6240 (Archive::unlock_nested_archives): New function.
6241 (Archive::read_header): Add nested_off parameter.
6242 (Archive::interpret_header): Likewise.
6243 (Archive::Nested_archive_table): New typedef.
6244 (Archive::is_thin_archive_): New field.
6245 (Archive::nested_archives_): New field.
6246 (Archive::options_): New field.
6247 (Archive::dirpath_): New field.
6248 (Archive::task_): New field.
6249 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6250 for thin archives. Pass additional parameters to
6251 Archive::Archive. Unlock the archive file after calling
6254 2008-03-29 Ian Lance Taylor <iant@google.com>
6256 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6257 version symbol to be local.
6258 * testsuite/ver_test_4.sh: New file.
6259 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6260 (check_DATA): Add ver_test_4.syms.
6261 (ver_test_4.syms): New target.
6262 * testsuite/Makefile.in: Rebuild.
6265 (Output_section::Input_section_sort_entry::has_priority): New
6267 (Output_section::Input_section_sort_entry::match_file_name): New
6269 (Output_section::Input_section_sort_entry::match_section_name):
6271 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6273 (Output_section::Input_section_sort_entry::match_section_file):
6275 (Output_section::Input_section_sort_compare::operator()): Rewrite
6276 using new Input_section_sort_entry functions. Sort crtbegin and
6277 crtend first. Sort sections with no priority before sections with
6279 * testsuite/initpri1.c (d3): Check j != 4.
6280 (cd5): New constructor/destructor function.
6281 (main): Check j != 2.
6283 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6284 new symbol when resolving, don't call set_is_default.
6285 * testsuite/ver_test_7.cc: New file.
6286 * testsuite/ver_test_7.sh: New file.
6287 * testsuite/Makefile.am (ver_test_7.so): New target.
6288 (ver_test_7.o): New target.
6289 (check_SCRIPTS): Add ver_test_7.sh.
6290 (check_DATA): Add ver_test_7.syms.
6291 (ver_test_7.syms): New target.
6293 2008-03-28 Ian Lance Taylor <iant@google.com>
6295 * layout.cc (Layout::layout): If we see an input section with a
6296 name that needs sorting, set the must_sort flag for the output
6298 (Layout::make_output_section): If the name of the output section
6299 indicates that it might require sorting, set the may_sort flag.
6300 * output.h (Output_section::may_sort_attached_input_sections): New
6302 (Output_section::set_may_sort_attached_input_sections): New
6304 (Output_section::must_sort_attached_input_sections): New
6306 (Output_section::set_must_sort_attached_input_sections): New
6308 (class Output_section): Declare Input_section_sort_entry. Define
6309 Input_section_sort_compare. Declare
6310 sort_attached_input_sections. Add new fields:
6311 may_sort_attached_input_sections_,
6312 must_sort_attached_input_sections_,
6313 attached_input_sections_are_sorted_.
6314 * output.cc (Output_section::Output_section): Initialize new
6316 (Output_section::add_input_section): Add an entry to
6317 input_sections_ if may_sort or must_sort are true.
6318 (Output_section::set_final_data_size): Call
6319 sort_attached_input_sections if necessary.
6320 (Output_section::Input_section_sort_entry): Define new class.
6321 (Output_section::Input_section_sort_compare::operator()): New
6323 (Output_section::sort_attached_input_sections): New function.
6324 * configure.ac: Check whether the compiler supports constructor
6325 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6326 * testsuite/initpri1.c: New file.
6327 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6328 CONSTRUCTOR_PRIORITY.
6329 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6330 (initpri1_LDFLAGS): New variable.
6331 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6333 2008-03-27 Ian Lance Taylor <iant@google.com>
6335 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6336 * testsuite/common_test_1.c: New file.
6337 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6338 (common_test_1_SOURCES): New variable.
6339 (common_test_1_DEPENDENCIES): New variable.
6340 (common_test_1_LDFLAGS): New variable.
6342 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6343 and commons_ correctly when NAME/VERSION does not override
6345 * testsuite/ver_test_6.c: New file.
6346 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6347 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6348 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6350 2008-03-26 Ian Lance Taylor <iant@google.com>
6352 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6353 of an undefined symbol from a version script.
6354 * testsuite/Makefile.am (ver_test_5.so): New target.
6355 (ver_test_5.o): New target.
6356 (check_SCRIPTS): Add ver_test_5.sh.
6357 (check_DATA): Add ver_test_5.syms.
6358 (ver_test_5.syms): New target.
6359 * testsuite/ver_test_5.cc: New file.
6360 * testsuite/ver_test_5.script: New file.
6361 * testsuite/ver_test_5.sh: New file.
6362 * Makefile.in, testsuite/Makefile.in: Rebuild.
6365 Fix problems building gold with gcc 4.3.0.
6366 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6367 (gold_error_at_location, gold_warning_at_location): Use it.
6368 * configure.ac: Check whether we can compile and use a template
6369 function with a printf attribute.
6370 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6371 when jumping over bytes.
6372 * object.cc: Instantiate Object::read_section_data.
6373 * debug.h: Include <cstring>
6374 * dwarf_reader.cc: Include <algorithm>
6375 * main.cc: Include <cstring>.
6376 * options.cc: Include <cstring>.
6377 * output.cc: Include <cstring>.
6378 * script.cc: Include <cstring>.
6379 * script.h: Include <string>.
6380 * symtab.cc: Include <cstring> and <algorithm>.
6381 * target-select.cc: Include <cstring>.
6382 * version.cc: Include <string>.
6383 * testsuite/testmain.cc: Include <cstdlib>.
6384 * configure, config.in: Rebuild.
6386 2008-03-25 Ian Lance Taylor <iant@google.com>
6388 * options.cc: Include "../bfd/bfdver.h".
6389 (options::help): Print bug reporting address.
6391 * version.cc (print_version): Adjust output for current value of
6396 * options.cc (options::help): Print list of supported targets.
6397 * target-select.h: Include <vector>.
6398 (class Target_selector): Make machine_, size_, and is_big_endian_
6399 fields const. Add bfd_name_ and instantiated_target_ fields.
6400 (Target_selector::Target_selector): Add bfd_name parameter.
6401 (Target_selector::recognize): Make non-virtual, call
6403 (Target_selector::recognize_by_name): Make non-virtual, call
6404 do_recognize_by_name.
6405 (Target_selector::supported_names): New function.
6406 (Target_selector::bfd_name): New function.
6407 (Target_selector::do_instantiate_target): New pure virtual
6409 (Target_selector::do_recognize): New virtual function.
6410 (Target_selector::do_recognize_by_name): New virtual function.
6411 (Target_selector::instantiate_target): New private function.
6412 (supported_target_names): Declare.
6413 * target-select.cc (Target_selector::Target_selector): Update for
6414 new parameter and fields.
6415 (select_target_by_name): Check that the name matches before
6416 calling recognize_by_name.
6417 (supported_target_names): New function.
6418 * i386.cc (class Target_selector_i386): Update Target_selector
6419 constructor call. Remove recognize and recognize_by_name. Add
6420 do_instantiate_target.
6421 * x86_64.cc (class Target_selector_x86_64): Likewise.
6422 * testsuite/testfile.cc (class Target_selector_test): Update for
6423 changes to Target_selector.
6425 * README: Rewrite, with some notes on unsupported features.
6427 2008-03-24 Cary Coutant <ccoutant@google.com>
6429 * i386.cc (Target_i386::Got_type): New enum declaration.
6430 (Target_i386::Scan::local): Updated callers of Output_data_got
6432 (Target_i386::Scan::global): Likewise.
6433 (Target_i386::Relocate::relocate): Likewise.
6434 (Target_i386::Relocate::relocate_tls): Likewise.
6435 * object.h (Got_offset_list): New class.
6436 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6437 (Sized_relobj::local_got_offset): Likewise.
6438 (Sized_relobj::set_local_got_offset): Likewise.
6439 (Sized_relobj::local_has_tls_got_offset): Removed.
6440 (Sized_relobj::local_tls_got_offset): Removed.
6441 (Sized_relobj::set_local_tls_got_offset): Removed.
6442 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6443 * output.cc (Output_data_got::add_global): Added got_type parameter.
6444 (Output_data_got::add_global_with_rel): Likewise.
6445 (Output_data_got::add_global_with_rela): Likewise.
6446 (Output_data_got::add_global_pair_with_rel): New function.
6447 (Output_data_got::add_global_pair_with_rela): New function.
6448 (Output_data_got::add_local): Added got_type parameter.
6449 (Output_data_got::add_local_with_rel): Likewise.
6450 (Output_data_got::add_local_with_rela): Likewise.
6451 (Output_data_got::add_local_pair_with_rel): New function.
6452 (Output_data_got::add_local_pair_with_rela): New function.
6453 (Output_data_got::add_global_tls): Removed.
6454 (Output_data_got::add_global_tls_with_rel): Removed.
6455 (Output_data_got::add_global_tls_with_rela): Removed.
6456 (Output_data_got::add_local_tls): Removed.
6457 (Output_data_got::add_local_tls_with_rel): Removed.
6458 (Output_data_got::add_local_tls_with_rela): Removed.
6459 * output.h (Output_data_got::add_global): Added got_type parameter.
6460 (Output_data_got::add_global_with_rel): Likewise.
6461 (Output_data_got::add_global_with_rela): Likewise.
6462 (Output_data_got::add_global_pair_with_rel): New function.
6463 (Output_data_got::add_global_pair_with_rela): New function.
6464 (Output_data_got::add_local): Added got_type parameter.
6465 (Output_data_got::add_local_with_rel): Likewise.
6466 (Output_data_got::add_local_with_rela): Likewise.
6467 (Output_data_got::add_local_pair_with_rel): New function.
6468 (Output_data_got::add_local_pair_with_rela): New function.
6469 (Output_data_got::add_global_tls): Removed.
6470 (Output_data_got::add_global_tls_with_rel): Removed.
6471 (Output_data_got::add_global_tls_with_rela): Removed.
6472 (Output_data_got::add_local_tls): Removed.
6473 (Output_data_got::add_local_tls_with_rel): Removed.
6474 (Output_data_got::add_local_tls_with_rela): Removed.
6475 * resolve.cc (Symbol::override_base_with_special): Removed
6476 reference to has_got_offset_ field.
6477 * symtab.cc (Symbol::init_fields): Replaced initialization
6478 of got_offset_ with got_offsets_. Removed initialization
6480 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6481 (Symbol::got_offset): Likewise.
6482 (Symbol::set_got_offset): Likewise.
6483 (Symbol::has_tls_got_offset): Removed.
6484 (Symbol::tls_got_offset): Removed.
6485 (Symbol::set_tls_got_offset): Removed.
6486 (Symbol::got_offset_): Removed.
6487 (Symbol::tls_mod_got_offset_): Removed.
6488 (Symbol::tls_pair_got_offset_): Removed.
6489 (Symbol::got_offsets_): New field.
6490 (Symbol::has_got_offset): Removed.
6491 (Symbol::has_tls_mod_got_offset): Removed.
6492 (Symbol::has_tls_pair_got_offset): Removed.
6493 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6494 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6496 (Target_x86_64::Scan::global): Likewise.
6497 (Target_x86_64::Relocate::relocate): Likewise.
6498 (Target_x86_64::Relocate::relocate_tls): Likewise.
6500 2008-03-25 Ben Elliston <bje@au.ibm.com>
6502 * yyscript.y: Fix spelling error in comment.
6504 2008-03-24 Ian Lance Taylor <iant@google.com>
6506 * options.h (class General_options): Define build_id option.
6507 * layout.h (class Layout): Declare write_build_id, create_note,
6508 create_build_id. Add build_id_note_ member.
6509 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6510 "libiberty.h", "md5.h", "sha1.h".
6511 (Layout::Layout): Initialize eh_frame_data_,
6512 eh_frame_hdr_section_, and build_id_note_.
6513 (Layout::finalize): Call create_build_id.
6514 (Layout::create_note): New function, broken out of
6515 Layout::create_gold_note.
6516 (Layout::create_gold_note): Call create_note.
6517 (Layout::create_build_id): New function.
6518 (Layout::write_build_id): New function.
6519 (Close_task_runner::run): Call write_build_id.
6521 * x86_64.cc: Correct license to GPLv3.
6523 2008-03-23 Ian Lance Taylor <iant@google.com>
6525 * options.cc: Include "demangle.h".
6526 (parse_optional_string): New function.
6527 (parse_long_option): Handle takes_optional_argument.
6528 (parse_short_option): Update dash_z initializer. Handle
6529 takes_optional_argument.
6530 (General_options::General_options): Initialize do_demangle_.
6531 (General_options::finalize): Set do_demangle_. Handle demangling
6533 * options.h (parse_optional_string): Declare.
6534 (struct One_option): Add optional_arg field. Update constructor.
6535 Update call constructor calls. Add takes_optional_argument
6537 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6538 (DEFINE_optional_string): Define.
6539 (General_options::demangle): Change from DEFINE_bool to
6540 DEFINE_optional_string.
6541 (General_options::no_demangle): New function.
6542 (General_options::do_demangle): New function.
6543 (General_options::set_do_demangle): New function.
6544 (General_options::execstack_status_): Move definition to end of
6546 (General_options::static_): Likewise.
6547 (General_options::do_demangle_): New field.
6548 * object.cc (big_endian>::get_symbol_location_info): Call
6549 Options::do_demangle, not Options::demangle.
6550 * symtab.cc (demangle): Likewise.
6552 2008-03-22 Ian Lance Taylor <iant@google.com>
6554 * gold.h: Include <cstddef> and <sys/types.h>
6555 * options.h: Include <cstring>.
6557 2008-03-21 Ian Lance Taylor <iant@google.com>
6559 * Added source code to GNU binutils.