1 2010-01-29 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5 (Arm_relocate_functions::thumb_branch_common): Ditto.
6 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
7 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
8 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
9 Arm_relocate_functions::jump24): Remove.
10 (Target_arm::Relocate::relocate): Adjust code to call
11 Arm_relocation_functions::arm_branch_common and
12 Arm_relocation_functions::thumb_branch_common instead of their removed
13 wrappers. Merge switch-cases together to reduce source code size.
15 2010-01-29 Doug Kwan <dougkwan@google.com>
17 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
18 output_local_symbol_count_needs_update_.
19 (Arm_relobj::output_local_symbol_count_needs_update,
20 Arm_relobj::set_output_local_symbol_count_needs_update,
21 Arm_relobj::update_output_local_symbol_count): New methods.
22 (Arm_relobj::output_local_symbol_count_needs_update_): New data
24 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
25 of pointed function as in a R_ARM_PREL31 relocation.
26 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
27 for output local symbol count updating.
28 (Target_arm::do_relax): Update output local symbol counts in objects
30 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
32 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
34 * arm.cc: Added support for the ARM relocations:
35 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
36 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
37 (Arm_relocate_functions::movw_rel_nc): Renamed (was
39 (Arm_relocate_functions::movw_rel): New method.
40 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
41 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
43 (Arm_relocate_functions::thm_movw_rel): New method.
44 (Arm_relocate_functions::thm_movt_rel): Renamed (was
46 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
48 (Target_arm::Scan::global): Likewise.
49 (Target_arm::Relocate::relocate): Likewise.
50 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
53 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
55 * arm.cc: Added support for ARM group relocations.
56 (Target_arm::reloc_needs_sym_origin): New method.
57 (Arm_relocate_functions::calc_grp_kn): New method.
58 (Arm_relocate_functions::calc_grp_residual): New method.
59 (Arm_relocate_functions::calc_grp_gn): New method.
60 (Arm_relocate_functions::arm_grp_alu): New Method.
61 (Arm_relocate_functions::arm_grp_ldr): New Method.
62 (Arm_relocate_functions::arm_grp_ldrs): New Method.
63 (Arm_relocate_functions::arm_grp_ldc): New Method.
64 (Target_arm::Scan::local): Handle the ARM group relocations.
65 (Target_arm::Scan::global): Likewise.
66 (Target_arm::Relocate::relocate): Likewise.
67 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
70 2010-01-26 Doug Kwan <dougkwan@google.com>
72 * arm.cc (set): Include.
73 (class Arm_exidx_fixup): Change type of last_input_section_ to const
75 (Arm_output_section::Text_section_list): New type.
76 (Arm_output_section::append_text_sections_to_list): New method.
77 (Arm_output_section::fix_exidx_coverage): Ditto.
78 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
79 (Arm_relobj::convert_input_section_to_relaxed_section): Use
80 Relobj::set_section_offset() instead of
81 Sized_relobj::invalidate_section_offset().
82 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
83 parameter for section headers. Ignore relocation sections for
84 unallocated sections and EXIDX sections.
85 (Target_arm::fix_exidx_coverage): New method.
86 (Target_arm::output_section_address_less_than): New type.
87 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
88 linked text section instead of the EXIDX section.
89 (Arm_output_section::create_stub_group): Add an assertion to check
90 that this is not an EXIDX output section.
91 (Arm_output_section::append_text_sections_to_list): New method.
92 (Arm_output_section::fix_exidx_coverage): Ditto.
93 (Arm_relobj::scan_sections_for_stubs): Adjust call to
94 Arm_relobj::section_needs_reloc_stub_scanning.
95 (Target_arm::do_relax): Fix EXIDX output section coverage in the
97 (Target_arm::fix_exidx_coverage): New method.
98 * object.h (Relobj::set_output_section): New method.
99 (Sized_relobj::invalidate_section_offset): Remove method.
100 (Sized_relobj::do_invalidate_section_offset): Remove method.
101 (Sized_relobj::do_set_section_offset): Handle offset value -1.
103 2010-01-25 Doug Kwan <dougkwan@google.com>
105 * arm.cc (Arm_exidx_merged_section::do_output_offset):
106 Fix warning due to signed and unsigned comparison on a 32-bit host.
108 2010-01-22 Doug Kwan <dougkwan@google.com>
110 * arm.cc (Target_arm::do_relax): Record an output section for section
111 offset adjustment it contains any stub table that has changed.
112 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
113 offsets in an output section if necessary.
114 * output.cc (Output_section::Output_section): Initialize
115 section_offsets_need_adjustments_.
116 (Output_section::add_input_section_for_script): Renamed to
117 Output_section::add_simple_input_section.
118 (Output_section::save_states): Add a comment.
119 (Output_section::discard_states): New method defintion.
120 (Output_section::adjust_section_offsets): Same.
121 * output.h (Output_section::add_input_section_for_script): Renamed to
122 Output_section::add_simple_input_section.
123 (Output_section::discard_states): New method declaration.
124 (Output_section::adjust_section_offsets): Same.
125 (Output_section::section_offsets_need_adjustment,
126 Output_section::set_section_offsets_need_adjustment): New method
128 (Output_section::section_offsets_need_adjustment_): New data member.
130 (Output_section_element_input::set_section_address): Adjust code for
131 renaming of Output_section::add_input_section_for_script.
132 (Orphan_output_section::set_section_address): Same.
134 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
136 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
137 Fix_v4bx enum values .
138 * gold/options.h (General_options): New option definitions.
139 (General_options::fix_v4bx): New method.
140 (General_options::Fix_v4bx): New enum.
141 * gold/options.cc (General_options::parse_fix_v4bx): New method.
142 (General_options::parse_fix_v4bx_interworking): New method.
144 2010-01-22 Doug Kwan <dougkwan@google.com>
146 * arm.cc (Arm_exidx_fixup): New class.
148 2010-01-21 Doug Kwan <dougkwan@google.com>
150 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
152 (Arm_exidx_section_offset_map): New type.
154 2010-01-21 Doug Kwan <dougkwan@google.com>
156 * arm.cc (Arm_exidx_input_section): New class.
157 (Arm_relobj::exidx_input_section_by_link,
158 Arm_relobj::exidx_input_section_by_shndx,
159 Arm_relobj::make_exidx_input_section): New methods.
160 (read_arm_attributes_section): Remove.
161 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
162 information about them.
163 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
166 2010-01-20 Doug Kwan <dougkwan@google.com>
168 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
169 Input_section_specifier to Section_id.
170 (Target_arm::new_arm_input_section: Adjust code for change of key
172 (Target_arm::find_arm_input_section): Ditto.
173 * gc.h (object.h): Include for Section_id nand Section_id_hash.
174 (Section_id): Remove.
175 (Garbage_collection::Section_id_hash): Remove.
176 * icf.h (object.h): Include for Section_id nand Section_id_hash.
177 (Section_id): Remove.
178 (Icf::Section_id_hash): Remove.
179 * object.h (Section_id, Const_section_id, Section_id_hash,
180 Const_section_id_hash): New type definitions.
181 * output.cc (Output_section::add_relaxed_input_section): Change to
182 use Const_section_id instead of Input_section_specifier as key type.
183 (Output_section::add_merge_input_section): Ditto.
184 (Output_section::build_relaxation_map): Change to use Section_id
185 instead of Input_section_specifier as key type.
186 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
188 (Output_section::convert_input_sections_to_relaxed_sections): Change
189 to use Const_section_id instead of Input_section_specifier as key type.
190 (Output_section::find_merge_section): Ditto.
191 (Output_section::find_relaxed_input_section): Ditto.
192 * output.h (Input_section_specifier): Remove class.
193 (Output_section::Output_section_data_by_input_section_map): Change
194 key type to Const_section_id.
195 (Output_section::Output_relaxed_input_section_by_input_section_map):
197 (Output_section::Relaxation_map): Change key type to Section_id.
199 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
201 * gold/arm.cc: Added support for R_ARM_V4BX relocation
202 (class Arm_v4bx_stub): New class.
203 (DEF_STUBS): Updated definition to support v4_veneer_bx.
204 (Stub_factory::make_arm_v4bx_stub): New method.
205 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
206 (Stub_table::empty): Handle v4bx stubs.
207 (Stub_table::add_arm_v4bx_stub): New method.
208 (Stub_table::find_arm_v4bx_stub): New method.
209 (Arm_relocate_functions::v4bx): New method.
210 (Target_arm::fix_v4bx): New method.
211 (Target_arm::Target_arm): Handle R_ARM_V4BX.
212 (Stub_table::relocate_stubs): Likewise.
213 (Stub_table::do_write): Likewise.
214 (Stub_table::update_data_size_and_addralign): Likewise.
215 (Stub_table::finalize_stubs): Likewise.
216 (Target_arm::Scan::local): Likewise.
217 (Target_arm::Scan::global): Likewise.
218 (Target_arm::do_finalize_sections): Likewise.
219 (Target_arm::Relocate::relocate): Likewise.
220 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
222 (Target_arm::scan_reloc_for_stub): Likewise.
223 (Target_arm::scan_reloc_section_for_stubs): Likewise.
225 2010-01-19 Ian Lance Taylor <iant@google.com>
227 * output.cc (Output_section_headers::do_sized_write): Write large
228 segment count to sh_info field.
229 (Output_file_header::do_sized_write): For large segment count,
230 write PN_XNUM to e_phnum field.
232 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
234 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
235 (Arm_relocate_functions::thm_jump8): New function.
236 (Arm_relocate_functions::thm_jump11): New function.
237 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
239 (Target_arm::Scan::global): Likewise.
240 (Target_arm::Relocate::relocate): Likewise.
241 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
244 2010-01-14 Doug Kwan <dougkwan@google.com>
246 * arm.cc (map, utility): Include headers.
247 (Target_arm::apply_cortex_a8_workaround): New method.
248 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
249 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
250 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
251 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
252 the --[no-]fix-cortex-a8 command line options.
253 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
254 (Target_arm::relocate_stub): Use addend in instruction template.
255 * options.h (DEFINE_bool): Set the user-set flag.
256 (General_options): Add --[no-]-fix-cortex options.
257 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
258 : Update fast look-up map after conversion.
260 2010-01-14 Sriraman Tallam <tmsriram@google.com>
262 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
263 in the first pass of do_layout.
265 2010-01-13 Doug Kwan <dougkwan@google.com>
267 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
268 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
269 apparent compiler problem of not folding static constant integral
270 data members of elfcpp::Elf_sizes<32>.
272 2010-01-13 Doug Kwan <dougkwan@google.com>
274 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
275 Arm_relobj::section_needs_cortex_a8_stub_scanning,
276 Arm_relobj::scan_section_for_cortex_a8_erratum,
277 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
278 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
279 sections to scan for relocation stubs into a new method
280 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
281 relocation and Cortex-A8 stub scanning.
282 (Target_arm::do_relax): Force stubs to be after stubbed sections
283 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
284 the beginning of a new relaxation pass. Update a comment.
285 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
287 2010-01-12 Ian Lance Taylor <iant@google.com>
289 * target-reloc.h (visibility_error): New inline function.
290 (relocate_section): Call visibility_error.
291 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
292 (MOSTLYCLEANFILES): Likewise.
293 (protected_4_pic.o, protected_3.err): New targets.
294 * testsuite/protected_4.cc: New file.
296 2010-01-12 Doug Kwan <dougkwan@google.com>
298 * arm.cc (Cortex_a8_reloc): New class.
299 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
300 and cortex_a8_relocs_info_.
301 (Target_arm::fix_cortex_a8): New method definition.
302 (Target_arm::Cortex_a8_relocs_info): New type.
303 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
304 New data member declarations.
305 (Target_arm::scan_reloc_for_stub): Record information about
306 relocations for THUMB branches that might be exempted from the
307 Cortex-A8 workaround.
308 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
309 at the beginning of a relaxation pass.
311 2010-01-12 Doug Kwan <dougkwan@google.com>
313 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
314 (Arm_relobj::Mapping_symbol_position,
315 Arm_reloj::Mapping_symbol_position_less,
316 Arm_relobj::Mapping_symbols_info): New types.
317 (Target_arm::is_mapping_symbol_name): New method definition.
318 (Arm_relobj::do_count_local_symbols): Save information about mapping
321 2010-01-11 Doug Kwan <dougkwan@google.com>
323 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
324 Arm_relocate_functions::thumb32_branch_upper,
325 Arm_relocate_functions::thumb32_branch_lower,
326 Arm_relocate_functions::thumb32_cond_branch_offset,
327 Arm_relocate_functions::thumb32_cond_branch_upper,
328 Arm_relocate_functions::thumb32_cond_branch_lower,
329 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
330 branch offset encoding.
331 (Arm_relocate_functions::thumb_branch_common): Use new branch
332 offset encoding methods to avoid code duplication.
333 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
334 (Stub_addend_reader::operator()): Use new branch encoding method
335 to avoid code duplication.
337 2010-01-11 Doug Kwan <dougkwan@google.com>
339 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
340 (Target_arm::do_finalize_sections): Define special EXIDX section
341 symbols only if referenced.
342 * gc.h (Garbage_collection::add_reference): New method.
343 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
346 2010-01-11 Ian Lance Taylor <iant@google.com>
348 * script.cc (Version_script_info::build_expression_list_lookup):
349 Change complaing about duplicate wildcard match from error to
352 * script.cc (class Lazy_demangler): Recreate--revert part of patch
354 (Version_script_info::Version_script_info): Initialize globs_,
355 default_version_, default_is_global_, and exact_. Don't
356 initialize globals_ or locals_.
357 (Version_script_info::build_lookup_tables): Build local symbols
359 (Version_script_info::unquote): New function.
360 (Version_script_info::add_exact_match): New function.
361 (Version_script_info::build_expression_list_lookup): Remove lookup
362 parameter. Add is_global parameter. Change all callers. Handle
363 wildcard pattern specially. Unquote pattern. Call
365 (Version_script_info::get_name_to_match): New function.
366 (Version_script_info::get_symbol_version): New function.
367 (Version_script_info::get_symbol_version_helper): Remove.
368 (Version_script_info::check_unmatched_names): Call unquote.
369 * script.h (class Version_script_info): Change get_symbol_version
370 to be non-inline and add is_global parameter; change all callers.
371 Rewrite symbol_is_local. Update declarations. Define struct
372 Version_tree_match, Exact, Globs. Don't define struct Lookup.
373 Remove globals_ and locals_ members. Add exact_, globs_,
374 default_version_, is_global_.
375 (Version_script_info::Glob): Remove pattern, add expression and
376 is_global. Update constructor. Change all callers.
377 * dynobj.cc (Versions::finalize): Mark the version symbol as the
379 (Versions::symbol_section_contents): If a symbol is undefined, or
380 defined in a dynamic object, set the version index to
382 * symtab.cc (Symbol_table::add_from_relobj): Don't call
384 (Symbol_table::add_from_pluginobj): Likewise.
385 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
387 2010-01-11 Doug Kwan <dougkwan@google.com>
389 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
390 (incremental_dump_LDADD): Add linking option for libintl.
391 * Makefile.in: Regenerate.
393 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
396 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
398 * testsuite/Makefile.in: Regenerated.
400 2010-01-10 Doug Kwan <dougkwan@google.com>
402 * options.h (DEFINE_var): Use parentheses around argument varname__
403 in macro body to avoid any unintended subsequent substitutions.
405 2010-01-10 Ian Lance Taylor <iant@google.com>
407 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
408 candidates before doing symbol resolution.
410 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
411 ODR candidates if only one is weak.
413 2010-01-08 Ian Lance Taylor <iant@google.com>
415 * script.cc (Version_script_info::build_expression_list_lookup):
416 Don't warn about ambiguous version, just record the ambiguity.
417 (Version_script_info::get_symbol_version_helper): Give error if
418 version is ambiguous.
420 2010-01-08 Doug Kwan <dougkwan@google.com>
422 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
423 prev_data_size_ and prev_addralign_. Remove initializer for
424 deleted data member has_been_changed_.
425 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
426 to determine if the table is empty.
427 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
429 (Stub_table::add_reloc_stub): Define method in class definition
430 instead of just declaring it there.
431 (Stub_table::add_cortex_a8_stub): New method definition.
432 (Stub_table::update_data_size_and_addralign): Ditto.
433 (Stub_table::finalize_stubs): Ditto.
434 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
435 (Stub_table::do_addralign_): Return address alignment in the
436 (Stub_table::do_reset_address_and_file_offset): Define method in
437 class definition instead of declaring it there. Set current data
438 size to be the data size of the previous pass.
439 (Stub_table::set_final_data_size): Use current data size as the
441 (Stub_table::relocate_stub): Change parameter type of stub from
442 Reloc_stub pointer to Stub pointer.
443 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
444 (Stub_table::Cortex_a8_stub_list): New typedef.
445 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
446 Stub_table::prev_addralign_): New data member.
447 (Arm_relobj::Arm_relobj): Initialize data member
448 section_has_cortex_a8_workaround_.
449 (Arm_relobj::section_has_cortex_a8_workaround,
450 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
452 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
454 (Target_arm::relocate_stub): Change parameter type of stub from
455 Reloc_stub pointer to Stub pointer.
456 (Insn_template::size, Insn_template::alignment): Handle
457 THUMB16_SPECIAL_TYPE.
458 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
459 Stub_table::update_data_size_and_addralign,
460 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
462 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
463 (Stub_table::do_write): Ditto.
464 (Target_arm::do_relax): Adjust code for changes in Stub_table.
466 2010-01-08 Ian Lance Taylor <iant@google.com>
469 * symtab.h (class Symbol): Remove fields is_target_special_ and
470 has_plt_offset_. Add field is_defined_in_discarded_section_.
471 (Symbol::is_defined_in_discarded_section): New function.
472 (Symbol::set_is_defined_in_discarded_section): New function.
473 (Symbol::has_plt_offset): Rewrite.
474 (Symbol::set_plt_offset): Verify that new offset is not -1U.
475 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
476 Don't initialize is_target_special_ or has_plt_offset_.
477 Initialize is_defined_in_discarded_section_.
478 (Symbol_table::add_from_relobj): If appropriate, set
479 is_defined_in_discarded_section.
480 * resolve.cc (Symbol::override_base_with_special): Don't test
481 is_target_special_. Change has_plt_offset_ to has_plt_offset().
482 * target-reloc.h (relocate_section): Do special handling for
483 symbols defined in discarded sections for global symbols as well
486 2010-01-08 Ian Lance Taylor <iant@google.com>
488 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
491 2010-01-08 Ian Lance Taylor <iant@google.com>
493 * object.cc (Sized_relobj::do_layout): Don't get confused if
494 layout_eh_frame returns NULL.
496 2010-01-08 Ian Lance Taylor <iant@google.com>
499 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
500 dynamic symbol table, use the normal symbol table.
501 (Sized_dynobj::do_read_symbols): Remove assertion about type of
504 2010-01-08 Ian Lance Taylor <iant@google.com>
507 * layout.cc (Layout::include_section): Remove .gnu_debuglink
510 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
512 * version.cc (print_version): Change to "Copyright 2010".
514 2010-01-08 Ian Lance Taylor <iant@google.com>
518 * i386.cc (class Target_i386): Change return type of plt_section
520 (class Output_data_plt_i386): Add tls_desc_rel_ field.
521 (Output_data_plt_i386::Output_data_plt_i386): Initialize
523 (Output_data_plt_i386::rel_tls_desc): New function.
524 (Target_i386::rel_tls_desc_section): New function.
525 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
526 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
527 R_386_TLS_DESC reloc in rel_tls_desc_section.
528 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
529 Define struct Tlsdesc_info.
530 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
531 (Target_x86_64::do_reloc_symbol_index): New function.
532 (Target_x86_64::add_tlsdesc_info): New function.
533 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
534 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
536 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
538 (Output_data_plt_x86_64::rela_tlsdesc): New function.
539 (Target_x86_64::rela_tlsdesc_section): New function.
540 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
542 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
543 (Target_x86_64::do_reloc_addend): New function.
544 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
545 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
546 declarations. Define TARGET_CODE. Add arg field to u1_ union.
547 (Output_reloc::type): New function.
548 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
549 (Output_reloc::is_target_specific): New function.
550 (Output_reloc::target_arg): New function.
551 (class Output_reloc) [SHT_RELA]: Add four new constructors for
552 absolute relocs and target specific relocs.
553 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
555 (class Output_data_reloc) [SHT_RELA]: Likewise.
556 * output.cc (Output_reloc::Output_reloc): Add four new versions
557 for absolute relocs and target specific relocs.
558 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
559 (Output_reloc::get_symbol_index): Likewise.
560 (Output_reloc::local_section_offset): Check that local_sym_index_
561 is not TARGET_CODE or 0.
562 (Output_reloc::symbol_value): Likewise.
563 (Output_reloc::write) [SHT_RELA]: Call target for target specific
565 * target.h (class Target): Add reloc_symbol_index and reloc_addend
566 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
568 * layout.cc (add_target_dynamic_tags): Use output section for
569 DT_PLTRELSZ and DT_JMPREL.
571 2010-01-07 Ian Lance Taylor <iant@google.com>
574 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
576 (class Output_data_reloc_generic): Define.
577 (class Output_data_reloc_base): Change base class to
578 Output_data_reloc_generic. Change add() method to call
579 bump_relative_reloc_count for a relative reloc. Remove
581 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
583 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
584 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
586 * layout.h (class Layout): Update declaration.
588 2010-01-07 Ian Lance Taylor <iant@google.com>
590 * output.h (class Output_data): Add const version of
591 output_section and do_output_section.
592 (class Output_section_data): Add const version of
594 (class Output_section): Likewise.
595 * layout.cc (Layout::add_target_dynamic_tags): New function.
596 * layout.h (class Layout): Update declarations.
597 * arm.cc (Target_arm::do_finalize_sections): Use
598 add_target_dynamic_tags.
599 * i386.cc (Target_i386::do_finalize_sections): Likewise.
600 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
601 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
602 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
604 2010-01-07 Ian Lance Taylor <iant@google.com>
607 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
610 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
611 Ian Lance Taylor <iant@google.com>
614 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
615 Xindex::read_symtab_xindex.
617 2010-01-07 Doug Kwan <dougkwan@google.com>
619 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
620 (Insn_template::thumb16_bcond_insn): New method declaration.
621 (Insn_template): Fix spelling.
622 (Stub::thumb16_special): New method declaration.
623 (Stub::do_write): Define virtual method which was previously pure
625 (Stub::do_thumb16_special): New method declaration.
626 (Stub::do_fixed_endian_write): New template member.
627 (Reloc_stub::do_write): Remove.
628 (Reloc_stub::do_fixed_endian_write): Remove.
629 (Cortex_a8_stub): New class definition.
630 (Stub_factory::make_cortex_a8_stub): New method definition.
631 (Stub_factory::Stub_factory): Add missing static storage class
632 qualifier for elf32_arm_stub_a8_veneer_blx.
634 2010-01-07 Ian Lance Taylor <iant@google.com>
637 * options.h (class General_options): Add --warn-unresolved-symbols
638 and --error-unresolved-symbols.
639 * errors.cc (Errors::undefined_symbol): Implement
640 --warn-unresolved-symbols.
642 * options.h (class General_options): Add -z text and -z textoff.
643 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
645 2010-01-06 Sriraman Tallam <tmsriram@google.com>
647 * gc.h (Garbage_collection::Cident_section_map): New typedef.
648 (Garbage_collection::cident_sections): New function.
649 (Garbage_collection::add_cident_section): New function.
650 (Garbage_collection::cident_sections_): New member.
651 (gc_process_relocs): Add references to sections whose names are C
653 * gold.h (cident_section_start_prefix): New constant.
654 (cident_section_stop_prefix): New constant.
655 (is_cident): New function.
656 * layout.cc (Layout::define_section_symbols): Replace string constants
657 with the newly defined constants.
658 * object.cc (Sized_relobj::do_layout): Track sections whose names are
660 * testsuite/Makefile.am: Add gc_orphan_section_test.
661 * testsuite/Makefile.in: Regenerate.
662 * testsuite/gc_orphan_section_test.cc: New file.
663 * testsuite/gc_orphan_section_test.sh: New file.
665 2010-01-06 Ian Lance Taylor <iant@google.com>
668 * options.h (class General_options): Add --warn-shared-textrel.
669 * layout.cc (Layout::finish_dynamic_section): Implement
670 --warn-shared-textrel.
673 * options.h (class General_options): Add --warn-multiple-gp.
675 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
677 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
678 $(THREADSLIB) and $(LIBDL).
679 * Makefile.in: Rebuild.
681 2010-01-06 Ian Lance Taylor <iant@google.com>
684 * options.cc (General_options::parse_section_start): New function.
685 (General_options::section_start): New function.
686 (General_options::General_options): Initialize all members.
687 * options.h: Include <map>
688 (class General_options): Add --section-start. Add section_starts_
690 * layout.cc (Layout::attach_allocated_section_to_segment): If
691 --section-start was used, set the address of the segment. Remove
693 (Layout::relaxation_loop_body): If the address of the load segment
694 has been set by --section-start, don't use it.
695 * output.h (Output_segment::update_flags_for_output_section): New
697 * output.cc (Output_segment::add_output_section): Call
698 update_flags_for_output_section.
700 2010-01-05 Ian Lance Taylor <iant@google.com>
703 * options.h (class General_options): Add --undefined-version.
704 * script.cc (struct Version_expression): Add was_matched_by_symbol
706 (Version_script_info::matched_symbol): New function.
707 (Version_script_info::get_symbol_version_helper): Call
709 (Version_script_info::check_unmatched_names): New function.
710 * script.h (class Version_script_info): Update declarations.
711 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
713 * options.h (class General_options): Use DEFINE_bool_alias for
714 allow_multiple_definition.
715 * resolve.cc (Symbol_table::should_override): Don't test
716 allow_multiple_definition.
719 * options.h (class General_options): Add --cref.
720 * main.cc (main): Print cref table if --cref. Don't close mapfile
721 until after printing cref table.
722 * cref.cc: Include "symtab.h".
723 (class Cref_inputs): Define Cref_table_compare and Cref_table.
724 (Cref_table_compare::operator()): New function.
725 (Cref_inputs::gather_cref): New function.
726 (filecol): New static const.
727 (Cref_inputs::print_cref): New function.
728 (Cref::print_cref): New function.
729 * cref.h: Include <cstdio>.
730 (class Cref): Update declarations.
731 * mapfile.h (Mapfile::file): New function.
732 * object.h (class Object): Define Symbols. Declare virtual
733 do_get_global_symbols.
734 (Object::get_global_symbols): New function.
735 * object.cc (Input_objects::add_object): Pass object to cref_ if
737 (Input_objects::archive_start): Likewise.
738 (Input_objects::archive_stop): Likewise.
739 (Input_objects::print_cref): New function.
740 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
741 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
743 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
745 * plugin.h (class Sized_pluginobj): Update declarations.
747 2010-01-05 Ian Lance Taylor <iant@google.com>
749 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
750 to is_default_version. Rename insdef to insdefault.
751 (Symbol_table::add_from_relobj): Rename def to is_default_version
752 and local to is_forced_local.
753 (Symbol_table::add_from_pluginobj): Likewise.
754 (Symbol_table::add_from_dynobj): Likewise.
755 (Symbol_table::define_special_symbol): Rename insdef to
758 2010-01-04 Ian Lance Taylor <iant@google.com>
761 * options.h (class General_options): Add
762 --allow-multiple-definition and -z muldefs.
763 * resolve.cc (Symbol_table::should_override): Don't warn about a
764 multiple symbol definition if --allow-multiple-definition or -z
768 * options.h (class General_options): Add --add-needed and
769 --copy-dt-needed-entries. Tweak --as-needed help entry.
770 * object.cc (Input_objects::check_dynamic_dependencies): Give an
771 error if --copy-dt-needed-entries aka --add-needed is used and
772 would cause a change in behaviour.
775 * options.h (class General_options): Add -G as a short version of
776 --shared. Add no-op options -assert, -g, and -i.
778 2010-01-04 Sriraman Tallam <tmsriram@google.com>
780 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
781 check for .text or .gnu.linkonce.t sections.
782 * icf.cc (Icf::find_identical_sections): Ditto.
783 Change the detection for mangled function name within the section
785 * icf.h (is_section_foldable_candidate): New function.
787 2009-12-30 Ian Lance Taylor <iant@google.com>
790 * options.h (class General_options): Permit two dashes with
791 --retain-symbols-file.
793 2009-12-30 Ian Lance Taylor <iant@google.com>
796 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
797 don't put the file header and segment headers in the text
801 * common.cc (Sort_commons::operator()): Stabilize sort when both
803 (Symbol_table::do_allocate_commons_list): When allocating common
804 symbols, skip a symbol which is no longer common.
805 * symtab.h (Symbol::is_common): Test whether the symbol comes from
806 an object before checking its type.
807 * testsuite/common_test_2.c: New file.
808 * testsuite/common_test_3.c: New file.
809 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
810 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
811 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
812 (common_test_2_pic.o, common_test_2.so): New targets.
813 (common_test_3_pic.o, common_test_3.so): New targets.
814 * testsuite/Makefile.in: Rebuild.
817 * script.cc (read_input_script): If we see a new SECTIONS clause,
818 and we have added an input section, give an error.
819 * layout.h (class Layout): Add have_added_input_section function.
820 Add have_added_input_section_ field.
821 * layout.cc (Layout::Layout): Initialize
822 have_added_input_section_.
823 (Layout::layout): Set have_added_input_section_.
824 (Layout::layout_eh_frame): Likewise.
826 2009-12-30 Ian Lance Taylor <iant@google.com>
829 * options.h (class General_options): Add --sort-common option.
830 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
831 * common.cc (Sort_common): Add sort_order parameter to
832 constructor. Add sort_order_ field.
833 (Sort_commons::operator): Check sort_order_.
834 (Symbol_table::allocate_commons): Determine the sort order.
835 (Symbol_table::do_allocate_commons): Add sort_order parameter.
837 (Symbol_table::do_allocate_commons_list): Likewise.
839 2009-12-30 Ian Lance Taylor <iant@google.com>
842 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
843 symbols from this object, don't change the visibility of an
845 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
847 2009-12-30 Ian Lance Taylor <iant@google.com>
850 * script.h (class Version_script_info): Define Language enum.
851 Update declarations. Define Glob, Exact, and Lookup types. Add
852 new fields globals_, locals_, and is_finalized_.
853 * script.cc: Various formatting fixes.
854 (class Parser_closure): Change language_stack_ from a vector of
855 std::string to one of Version_script_info::Language. Adjust all
857 (class Lazy_demangler): Remove.
858 (struct Version_expression): Change language from std::string to
859 Version_script_info::Language.
860 (Version_script_info::Version_script_info): New function.
861 (Version_script_info::~Version_script_info): Don't call clear.
862 (Version_script_info::finalize): New function.
863 (Version_script_info::build_lookup_tables): New function.
864 (Version_script_info::build_expression_list_lookup): New
866 (Version_script_info::get_symbol_version_helper): Rewrite to use
868 (Version_script_info::print_expression_list): Adjust to use
869 Version_script_info::Language.
870 (script_push_lex_into_version_mode): Check that the version script
871 has not been finalized.
872 (version_script_push_lang): Change language string to
873 Version_script_info::Language.
874 * options.cc (Command_line::version_script): New function.
875 * options.h (class General_options): Add finalize_dynamic_list
876 function. Change version_script from declaration to definition.
877 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
878 * testsuite/version_script.map: Remove duplicate def of foo.
879 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
881 * testsuite/Makefile.in: Rebuild.
883 2009-12-30 Ian Lance Taylor <iant@google.com>
886 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
887 if the input symbol index is 0, make the output symbol index 0.
889 2009-12-30 Ian Lance Taylor <iant@google.com>
892 * options.h (class General_options): Add -x/--discard-all.
893 * object.cc (Sized_relobj::do_count_local_symbols): Handle
894 --discard-all. If the local symbol needs a dynamic entry, check
895 that before handling --discard-locals.
897 2009-12-30 Ian Lance Taylor <iant@google.com>
900 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
902 (Output_segment::add_output_section): Don't change the flags if
906 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
907 GNU hash table if they need a dynamic value. Otherwise, don't add
908 them if they are defined in a dynamic object or are forced local.
910 2009-12-29 Ian Lance Taylor <iant@google.com>
913 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
914 .gnu.hash table for a 32-bit target.
917 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
918 regular and a dynamic object only needs a dynamic symbol table
919 entry if it is externally visible.
922 * i386.cc (class Target_i386): Initialize global_offset_table_ in
923 constructor. Add global_offset_table_ field.
924 (Target_i386::got_section): Set global_offset_table_.
925 (Target_i386::do_finalize_sections): Set global_offset_table_
927 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
928 in constructor. Add global_offset_table_ field.
929 (Target_x86_64::got_section): Set global_offset_table_.
930 (Target_x86_64::do_finalize_sections): Set global_offset_table_
933 * layout.cc (Layout::Layout): Initialize increase_relro_.
934 (Layout::get_output_section): Add is_relro, is_last_relro, and
935 is_first_non_relro parameters. Change all callers.
936 (Layout::choose_output_section): Likewise.
937 (Layout::add_output_section_data): Likewise.
938 (Layout::make_output_section): Likewise.
939 (Layout::set_segment_offsets): Clear increase_relro when using a
941 * layout.h (class Layout): Add increase_relro method. Add
942 increase_relro_ field. Update declarations.
943 * output.cc (Output_section::Output_section): Initialize
944 is_last_relro_ and is_first_non_relro_.
945 (Output_segment::add_output_section): Group relro sections is
946 do_sort is true. Handle is_last_relro and is_first_non_relro.
947 (Output_segment::maximum_alignment): Remove relro handling.
948 (Output_segment::set_section_addresses): Add increase_relro
949 parameter. Change all callers. Add initial alignment to align
950 relro sections on separate page. Remove old relro handling.
951 (Output_segment::set_section_list_addresses): Remove in_relro
952 parameter. Change all callers.
953 (Output_segment::set_offset): Add increase parameter. Change all
954 callers. Remove old relro handling.
955 * output.h (class Output_section): Add new methods: is_last_relro,
956 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
957 Add is_last_relro_ and is_first_non_relro_ fields.
958 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
959 Create separate .got.plt section. Call increase_relro.
960 * x86_64.cc (Target_x86_64::got_section): Likewise.
961 * testsuite/relro_script_test.t: Add .got.plt.
964 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
965 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
966 (Layout::finalize): Call set_dynamic_symbol_size.
967 (Layout::set_dynamic_symbol_size): New function.
968 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
969 set_dynamic_symbol_size.
972 * output.h (class Output_section): Add is_entsize_zero_ field.
973 * output.cc (Output_section::Output_section): Initialize
975 (Output_section::set_entsize): If two different entsizes are
976 requested, force it to zero.
977 (Output_section::add_input_section): Set flags for .debug_str
978 before updating section flags. Set entsize.
979 (Output_section::update_flags_for_input_section): Set SHF_MERGE
980 and SHF_STRING if all input sections have those flags.
982 2009-12-29 Rafael Espindola <espindola@google.com>
984 * main.cc (main): Fix the sys time reporting.
985 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
988 2009-12-29 Sriraman Tallam <tmsriram@google.com>
990 * options.cc (General_options::parse_version): Allow -v to exit
991 without an error if there is nothing to link.
993 2009-12-29 Ian Lance Taylor <iant@google.com>
995 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
996 using a version of gcc before 4.1.
997 * configure: Rebuild.
999 2009-12-28 Chris Demetriou <cgd@google.com>
1001 * attributes.cc (Output_attributes_section_data::do_write): Use
1002 std::vector::front rather than std::vector::data.
1004 2009-12-28 Ian Lance Taylor <iant@google.com>
1006 * symtab.h (class Symbol_table): Add enum Defined.
1007 * resolve.cc (Symbol_table::should_override): Add defined
1008 parameter. Change all callers. Test whether object is NULL
1009 before calling a method on it.
1010 (Symbol_table::report_resolve_problem): Add defined parameter.
1012 (Symbol_table::should_override_with_special): Likewise.
1013 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1014 parameter. Change all callers.
1015 (Symbol_table::do_define_in_output_data): Likewise.
1016 (Symbol_table::define_in_output_segment): Likewise.
1017 (Symbol_table::do_define_in_output_segment): Likewise.
1018 (Symbol_table::define_as_constant): Likewise.
1019 (Symbol_table::do_define_as_constant): Likewise.
1020 * script.h (class Symbol_assignment): Add is_defsym parameter to
1021 constructor; change all callers.
1022 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1023 parameter. Change all callers. Add is_defsym_ field.
1024 (class Parser_closure): Add parsing_defsym parameter to
1025 constructor; change all callers. Add parsing_defsym accessor
1026 function. Add parsing_defsym_ field.
1028 2009-12-28 Ian Lance Taylor <iant@google.com>
1030 * gold.cc (queue_middle_tasks): Fix formatting.
1031 * object.cc (Relobj::is_section_name_included): Likewise.
1033 2009-12-23 Ian Lance Taylor <iant@google.com>
1035 * i386.cc (Target_i386::do_calls_non_split): Recognize
1036 -fsplit-stack prologue for a function with a static chain.
1037 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1038 -fsplit-stack prologue when using %r11.
1040 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1042 * options.cc (General_options::parse_version): Make -v continue and do
1043 the link like GNU ld does.
1045 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1047 * Makefile.am (CCFILES): Add timer.cc.
1048 (HFILES): Add timer.h.
1049 * configure.ac: Check for sysconf and times.
1050 * main.cc: include timer.h.
1051 (main): Use Timer instead of get_run_time.
1054 * workqueue.cc: include timer.h.
1055 (Workqueue::find_and_run_task):
1056 Report user, sys and wall time.
1057 * Makefile.in: Regenerate.
1058 * config.in: Regenerate.
1059 * configure: Regenerate.
1061 2009-12-16 Doug Kwan <dougkwan@google.com>
1063 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1065 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1066 relaxed input sections.
1067 * output.cc (Output_section::find_relaxed_input_section): Change
1068 return type to Output_relaxed_input_section pointer. Adjust code
1069 for new type of relaxed_input_section_map_.
1070 * output.h (Output_section::find_relaxed_input_section): Change
1071 return type to Output_relaxed_input_section pointer.
1072 (Output_section::Output_relaxed_input_section_by_input_section_map):
1074 (Output_section::relaxed_input_section_map_): Change type to
1075 Output_section::Output_relaxed_input_section_by_input_section_map.
1076 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1079 2009-12-15 Ian Lance Taylor <iant@google.com>
1081 * layout.cc (Layout::create_shstrtab): Only write out after input
1082 sections if we are compressing debug sections.
1084 2009-12-15 Ian Lance Taylor <iant@google.com>
1086 * archive.cc (Archive::add_symbols): Only look up a symbol without
1087 a version if there is, in fact, a version.
1089 2009-12-14 Ian Lance Taylor <iant@google.com>
1091 Revert -Wshadow changes, all changes from:
1092 2009-12-11 Doug Kwan <dougkwan@google.com>
1093 2009-12-11 Nick Clifton <nickc@redhat.com>
1094 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1096 2009-12-11 Doug Kwan <dougkwan@google.com>
1098 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1100 * attributes.cc (Object_attribute::size): Ditto.
1101 (Attributes_section_data::size): Ditto.
1102 (Attributes_section_data::Attributes_section_data): Ditto.
1103 (Output_attributes_section_data::do_write): Ditto.
1104 * attributes.h (Object_attribute::set_type): Ditto.
1105 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1107 2009-12-11 Nick Clifton <nickc@redhat.com>
1109 * archive.cc: Fix shadowed variable warnings.
1111 * compressed_output.cc: Likewise.
1112 * compressed_output.h: Likewise.
1113 * configure: Likewise.
1114 * dwarf_reader.cc: Likewise.
1115 * dynobj.cc: Likewise.
1116 * dynobj.h: Likewise.
1117 * ehframe.cc: Likewise.
1118 * ehframe.h: Likewise.
1119 * errors.cc: Likewise.
1120 * expression.cc: Likewise.
1121 * fileread.cc: Likewise.
1122 * fileread.h: Likewise.
1123 * freebsd.h: Likewise.
1124 * i386.cc: Likewise.
1126 * incremental.h: Likewise.
1127 * layout.cc: Likewise.
1128 * layout.h: Likewise.
1129 * mapfile.cc: Likewise.
1130 * merge.cc: Likewise.
1131 * merge.h: Likewise.
1132 * object.cc: Likewise.
1133 * object.h: Likewise.
1134 * options.h: Likewise.
1135 * output.cc: Likewise.
1136 * output.h: Likewise.
1137 * parameters.cc: Likewise.
1138 * plugin.cc: Likewise.
1139 * powerpc.cc: Likewise.
1140 * reduced_debug_output.cc: Likewise.
1141 * reduced_debug_output.h: Likewise.
1142 * reloc.cc: Likewise.
1143 * reloc.h: Likewise.
1144 * resolve.cc: Likewise.
1145 * script-sections.cc: Likewise.
1146 * script.cc: Likewise.
1147 * script.h: Likewise.
1148 * sparc.cc: Likewise.
1149 * symtab.cc: Likewise.
1150 * symtab.h: Likewise.
1151 * target-select.cc: Likewise.
1152 * target-select.h: Likewise.
1153 * token.h: Likewise.
1154 * workqueue.cc: Likewise.
1155 * workqueue.h: Likewise.
1156 * x86_64.cc: Likewise.
1158 2009-12-10 Doug Kwan <dougkwan@google.com>
1160 * arm.cc (attributes.h): New include.
1161 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1162 (Arm_relobj::~Arm_relobj): Delete object pointed by
1163 attributes_section_data_.
1164 (Arm_relobj::attributes_section_data): New method definition.
1165 (Arm_relobj::attributes_section_data_): New data member declaration.
1166 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1167 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1168 attributes_section_data_.
1169 (Arm_dynobj::attributes_section_data): New method definition.
1170 (Arm_dynobj::attributes_section_data_): New data member declaration.
1171 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1172 initialization value of may_use_blx_ to false.
1173 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1174 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1175 object attributes to compute results instead of hard-coding.
1176 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1177 Target_arm::get_secondary_compatible_arch,
1178 Target_arm::set_secondary_compatible_arch
1179 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1180 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1181 New method declarations.
1182 (Target_arm::get_aeabi_object_attribute): New method definition.
1183 (Target_arm::attributes_section_data_): New data member declaration.
1184 (read_arm_attributes_section): New template definition.
1185 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1186 (Arm_dynobj::do_read_symbols): Ditto.
1187 (Target_arm::do_finalize_sections): Merge attributes sections from
1188 input. Check for BLX use after attributes section merging.
1189 Fix __exidx_start and __exidx_end visibility. Create an
1190 .ARM.attributes section if necessary.
1191 (Target_arm::get_secondary_compatible_arch,
1192 Target_arm::set_secondary_compatible_arch,
1193 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1194 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1195 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1196 New method definitions.
1198 2009-12-09 Ian Lance Taylor <iant@google.com>
1200 * plugin.cc (Plugin::load): Don't cast from void* to a function
1203 2009-12-09 Ian Lance Taylor <iant@google.com>
1205 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1208 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1210 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1211 Replace two_file_shared_1.so with two_file_shared_2.so.
1212 * testsuite/Makefile.in: Regenerated.
1214 2009-12-08 Doug Kwan <dougkwan@google.com>
1216 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1217 (HFILES): Add attributes.h and int_encoding.h.
1218 * Makefile.in: Regenerate.
1219 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1220 function definitions to int_encoding.cc
1221 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1222 prototypes to int_encoding.h
1223 * reduced_debug_output.cc (int_encoding.h): New include.
1224 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1225 function definitions to int_encoding.cc
1226 (insert_into_vector, read_from_pointer): Move template definitions to
1228 * attributes.cc: New file.
1229 * attributes.h: New file.
1230 * int_encoding.cc: New file.
1231 * int_encoding.h: New file.
1233 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1236 * incremental-dump.cc (dump_incremental_inputs): New.
1237 (main): Use dump_incremental_inputs.
1239 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1242 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1243 checking elfcpp::STT_FUNC.
1244 (Target_i386::Relocate::relocate): Likewise.
1245 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1247 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1248 symbols from shared libraries into normal FUNC symbols.
1250 * symtab.h (Symbol): Add is_func and use it.
1252 2009-12-05 Doug Kwan <dougkwan@google.com>
1254 * arm.cc (Target_arm::arm_info): Initialize new fields
1255 attributes_section and attributes_vendor.
1256 * i386.cc (Target_i386::i386_info): Same.
1257 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1258 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1259 fields attributes_section and attributes_vendor.
1260 * sparc.cc (Target_sparc::sparc_info): Same.
1261 * target.h (Target::attributes_section, Target::attributes_vendor,
1262 Target::is_attributes_section, Target::attribute_arg_type,
1263 Target::attributes_order): New method definitions.
1264 (Target::Target_info::attributes_section,
1265 Target::Target_info::attributes_vendor): New fields.
1266 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1267 virtual method definitions.
1268 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1269 attributes_section and attributes_vendor.
1270 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1272 2009-12-05 Doug Kwan <dougkwan@google.com>
1274 * arm.cc: Update comments about interworking and stub generation.
1275 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1276 considered as non-PIC.
1277 (Arm_relocate_functions::base_abs): Fix formatting.
1278 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1279 of function to use GOT entry address instead of offset.
1280 (Target_arm::Scan::global): Issue an error if a symbol would need a
1281 PLT does not get one because it is untyped. Remove code to create
1282 dynamic symbols for relative branches.
1283 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1284 takes unsigned integer instead of boolean.
1286 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1288 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1289 (two_file_test_LDADD): Likewise.
1290 (common_test_1_LDADD): Likewise.
1291 (exception_test_LDADD) Likewise.
1292 (weak_test_LDADD): Likewise.
1293 (many_sections_test_LDADD): Likewise.
1294 (initpri1_LDADD): Likewise.
1295 (script_test_1_LDADD): Likewise.
1296 (script_test_2_LDADD): Likewise.
1297 (justsyms_LDADD): Likewise.
1298 (binary_test_LDADD): Likewise.
1299 (large_LDADD): Likewise.
1300 * testsuite/Makefile.in: Regenerated.
1302 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1304 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1305 (Symbol_table::override_with_special): Likewise.
1306 (Symbol_table::add_from_object): Likewise.
1308 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1310 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1311 Don't set the data_offset twice.
1313 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1315 * testsuite/Makefile.in: Regenerate.
1317 2009-12-03 Doug Kwan <dougkwan@google.com>
1319 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1320 (Target_arm::do_finalize_sections): Add parameter for symbol table
1321 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1322 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1323 parameter for symbol table pointer.
1324 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1325 an additional parameter for a pointer to symbol table.
1326 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1327 parameter for a symbol table pointer.
1328 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1329 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1331 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1332 parameter for a symbol table pointer.
1334 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1336 * incremental.cc (Incremental_inputs_header)
1337 (Incremental_inputs_header_write, Incremental_inputs_entry)
1338 (Incremental_inputs_entry_write): Move ...
1339 * incremental.h (Incremental_inputs_header)
1340 (Incremental_inputs_header_write, Incremental_inputs_entry)
1341 (Incremental_inputs_entry_write): here.
1343 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1345 * incremental.cc (make_sized_incremental_binary): Set the target.
1346 Error if it is incompatible.
1347 * output.h (Output_file): Add filename method.
1349 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1351 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1352 from the get_* methods.
1354 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1356 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1357 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1358 Write 0 for the data_offset of scripts.
1360 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1362 * testsuite/Makefile.am: Add the incremental_test.sh test.
1363 * testsuite/incremental_test.sh: New.
1364 * testsuite/incremental_test_1.c: New.
1365 * testsuite/incremental_test_2.c: New.
1367 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1369 * incremental-dump.cc (main): Fix typos.
1371 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1374 * incremental-dump.cc (main): Use llu to print 64 bit values.
1376 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1377 H.J. Lu <hongjiu.lu@intel.com>
1379 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1381 (incremental_dump_LDADD): Likewise.
1382 * Makefile.in: Regenerated.
1384 2009-11-25 Doug Kwan <dougkwan@google.com>
1388 2009-11-25 Doug Kwan <dougkwan@google.com>
1390 * arm.cc (Target_arm::Target_arm): Move method definition
1391 outside of class definition. Add code to handle
1392 --target1-rel, --target1-abs and --target2= options.
1393 (Target_arm::get_reloc_reloc_type): Change method to be
1394 non-static and const.
1395 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1396 New data member declaration.
1397 (Target_arm::Scan::local, Target_arm::Scan::global,
1398 Target_arm::Relocate::relocate,
1399 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1400 Adjust call to Target_arm::get_real_reloc_type.
1401 (Target_arm::get_real_reloc_type): Use command line options
1402 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1403 * options.h (--target1-rel, --target1-abs, --target2): New
1406 2009-11-25 Doug Kwan <dougkwan@google.com>
1408 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1409 class definition. Add code to handle --target1-rel, --target1-abs
1410 and --target2= options.
1411 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1413 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1415 (Target_arm::Scan::local, Target_arm::Scan::global,
1416 Target_arm::Relocate::relocate,
1417 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1418 call to Target_arm::get_real_reloc_type.
1419 (Target_arm::get_real_reloc_type): Use command line options to
1420 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1421 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1424 2009-11-25 Doug Kwan <dougkwan@google.com>
1426 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1427 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1428 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1430 (Arm_relocate_functions::thm_call): Replace body with a call to
1431 Arm_relocate_functions::thumb_branch_common.
1432 (Arm_relocate_functions::thm_jump24,
1433 Arm_relocate_functions::thm_xpc22): New method definitions.
1434 (Arm_relocate_functions::thumb_branch_common): New method definition.
1435 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1437 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1438 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1440 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1442 * Makefile.am: Build incremental-dump
1443 * Makefile.in: Regenerate.
1444 * incremental-dump.cc: New.
1445 * incremental.cc (Incremental_inputs_header_data,
1446 Incremental_inputs_entry_data): Move to incremental.h
1447 * incremental.h: (Incremental_inputs_header_data,
1448 Incremental_inputs_entry_data): Move from incremental.cc
1450 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1452 * incremental.cc (Incremental_inputs_header,
1453 Incremental_inputs_header_write, Incremental_inputs_entry,
1454 Incremental_inputs_entry_write): Add a typedef with the data type.
1456 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1458 * incremental.cc (Incremental_inputs_header,
1459 Incremental_inputs_header_write, Incremental_inputs_entry,
1460 Incremental_inputs_entry_write): Update comment about which
1461 type has the filed descriptions.
1463 2009-11-15 Doug Kwan <dougkwan@google.com>
1465 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1466 (Arm_relocate_functions::arm_branch_common): Change method defintion
1467 in class definition to a method declaration and update list of formal
1469 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1470 Arm_relocation_functions::jump24): Adjust call to
1471 Arm_relocate_functions::arm_branch_common. Update list of formal
1473 (Arm_relocate_functions::xpc25): New method definition.
1474 (Arm_relocate_functions::arm_branch_common): Move method defintion
1475 out from class definition. Use stubs for mode-switching and extending
1477 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1478 specially. Change code to enable use of stubs in ARM branches.
1480 2009-11-10 Doug Kwan <dougkwan@google.com>
1482 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1483 in method declaration.
1484 (Target_arm::relocate_stub): New method declaration.
1485 (Target_arm::default_target): Change to return a pointer instead of
1487 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1488 Target_arm::default_target.
1489 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1491 (Target_arm::relocate_section): Adjust view.
1492 (Target_arm::relocate_stub): New method definition.
1494 2009-11-10 Doug Kwan <dougkwan@google.com>
1496 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1498 * incremental.cc (open_incremental_binary): Initialized local
1499 variables to avoid warnings.
1500 * object.cc (make_elf_object): Ditto.
1501 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1504 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1507 * testsuite/plugin_test.c: Include "config.h".
1509 2009-11-09 Doug Kwan <dougkwan@google.com>
1511 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1512 (arm_symbol_value): Remove.
1513 (Arm_relocate_functions::arm_branch_common,
1514 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1515 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1516 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1517 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1518 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1519 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1520 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1521 Arm_relocate_functions::thm_mobw_abs_nc,
1522 Arm_relocate_functions::thm_mov_abs,
1523 Arm_relocate_functions::movw_prel_nc,
1524 Arm_relocate_functions::thm_movt_abs,
1525 Arm_relocate_functions::movt_prel,
1526 Arm_relocate_functions::thm_movw_prel_nc,
1527 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1528 (Target_arm::Relocate::relocate): Only decompose address into two
1529 parts if relocation type uses the thumb-bit and pass the actual
1530 bit instead of a flag indicating that the thumb-bit is used. Adjust
1531 calls to methods in Arm_relocate_functions for this change.
1533 2009-11-08 Ian Lance Taylor <iant@google.com>
1536 * reloc.cc: Instantiate
1537 Sized_relobj::initialize_input_to_output_maps and
1538 Sized_relobj:free_input_to_output_maps.
1540 2009-11-06 Ian Lance Taylor <iant@google.com>
1543 * defstd.cc (in_segment): Set only_if_ref true for "end".
1545 2009-11-06 Doug Kwan <dougkwan@google.com>
1547 * arm.cc (class Reloc_stub): Correct a comment.
1548 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1549 (Target_arm::scan_section_for_stubs): New method declaration.
1550 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1551 Change methods from private to protected.
1552 (Target_arm::do_may_relax): New method definition.
1553 (Target_arm::do_relax, Target_arm::group_sections,
1554 Target_arm::scan_reloc_for_stub,
1555 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1556 (Target_arm::arm_input_section_map_): New data member declaration.
1557 (Target_arm::scan_reloc_for_stub,
1558 Target_arm::scan_reloc_section_for_stubs,
1559 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1560 Target_arm::do_relax): New method definitions.
1562 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1564 * configure.ac: Check for (struct stat)::st_mtim
1565 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1566 * config.in: Regenerate.
1567 * configure: Regenerate.
1569 2009-11-05 Ian Lance Taylor <iant@google.com>
1572 * output.cc (Output_segment::add_output_section): Add missing
1575 2009-11-04 Ian Lance Taylor <iant@google.com>
1578 * object.h (class Object): Add is_needed and set_is_needed
1579 methods. Add is_needed_ field. Make bool fields into bitfields.
1580 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1581 defined in a dynamic object and referenced by a regular object,
1582 set is_needed for the dynamic object.
1583 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1584 if the file is marked with as_needed and it is not needed.
1586 2009-11-04 Ian Lance Taylor <iant@google.com>
1589 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1590 tags if data is discarded by linker script.
1591 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1592 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1593 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1594 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1596 2009-11-04 Ian Lance Taylor <iant@google.com>
1598 * layout.cc (Layout::get_output_section): Add is_interp and
1599 is_dynamic_linker_section parameters. Change all callers.
1600 (Layout::choose_output_section): Likewise.
1601 (Layout::make_output_section): Likewise.
1602 (Layout::add_output_section_data): Add is_dynamic_linker_section
1603 parameter. Change all callers.
1604 * layout.h (class Layout): Update declarations.
1605 * output.h (class Output_section): Add is_interp, set_is_interp,
1606 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1607 Add is_interp_, is_dynamic_linker_section_ fields. Change
1608 generate_code_fills_at_write_ to a bitfield.
1609 * output.cc (Output_section::Output_sections): Initialize new
1611 (Output_segment::add_output_section): Add do_sort parameter.
1614 2009-11-03 Ian Lance Taylor <iant@google.com>
1617 * options.h (class General_options): Add --warn-common.
1618 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1619 merging two common symbols.
1620 (Symbol_table::should_override): Handle --warn-common when merging
1621 a common symbol with a defined symbol. Use report_resolve_problem
1622 for multiple definitions.
1623 (Symbol_table::report_resolve_problem): New function.
1624 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1626 2009-11-03 Doug Kwan <dougkwan@google.com>
1628 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1630 (Target_arm::stub_factory): New method definition.
1631 (Target_arm::new_arm_input_section,
1632 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1633 Target_arm::reloc_uses_thumb_bit): New method declarations.
1634 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1635 New type definitions.
1636 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1637 member declarations.
1638 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1639 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1640 New method definitions.
1642 2009-11-03 Ian Lance Taylor <iant@google.com>
1644 * options.h (class General_options): Add --warn_constructors.
1646 2009-11-03 Ian Lance Taylor <iant@google.com>
1649 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1650 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1652 2009-11-03 Ian Lance Taylor <iant@google.com>
1655 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1656 --msgid-bugs-address.
1657 (install-pdf): New target.
1658 (install-data_yes): Look up one directory to find mkinstalldirs.
1660 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1662 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1665 2009-10-30 Doug Kwan <dougkwan@google.com>
1667 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1669 2009-10-30 Doug Kwan <dougkwan@google.com>
1671 * arm.cc (Stub_addend_reader): New struct template definition
1672 and partial specializations.
1673 (Stub_addend_reader::operator()): New method definition for a
1674 partially specialized template.
1676 2009-10-30 Doug Kwan <dougkwan@google.com>
1678 * arm.cc (Arm_relobj::processor_specific_flags): New method
1680 (Arm_relobj::do_read_symbols): New method declaration.
1681 (Arm_relobj::processor_specific_flags_): New data member declaration.
1682 (Arm_dynobj): New class definition.
1683 (Target_arm::do_finalize_sections): Add input_objects parameter.
1684 (Target_arm::do_adjust_elf_header): New method declaration.
1685 (Target_arm::are_eabi_versions_compatible,
1686 (Target_arm::merge_processor_specific_flags): New method declaration.
1687 (Target_arm::do_make_elf_object): New overloaded method definitions
1689 (Arm_relobj::do_read_symbols): New method definition.
1690 (Arm_dynobj::do_read_symbols): Ditto.
1691 (Target_arm::do_finalize_sections): Add input_objects parameters.
1692 Merge processor-specific flags from all input objects.
1693 (Target_arm::are_eabi_versions_compatible,
1694 Target_arm::merge_processor_specific_flags,
1695 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1696 New method definitions.
1697 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1698 Input_objects pointer type parameter.
1699 * layout.cc (Layout::finalize): Pass input objects to target's.
1700 finalize_sections function.
1701 * output.cc (Output_file_header::do_sized_write): Set ELF file
1702 header's processor-specific flags.
1703 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1704 Input_objects pointer type parameter.
1705 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1706 * target.h (Input_objects): New forward class declaration.
1707 (Target::processor_specific_flags,
1708 Target::are_processor_specific_flags_sect): New method definitions.
1709 (Target::finalize_sections): Add input_objects parameter.
1710 (Target::Target): Initialize processor_specific_flags_ and
1711 are_processor_specific_flags_set_.
1712 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1714 (Target::set_processor_specific_flags): New method definition.
1715 (Target::processor_specific_flags_,
1716 Target::are_processor_specific_flags_set_): New data member
1718 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1719 Input_objects pointer type parameter.
1721 2009-10-30 Doug Kwan <dougkwan@google.com>
1723 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1725 2009-10-28 Ian Lance Taylor <iant@google.com>
1727 * object.h (class Relobj): Drop options parameter from
1728 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1729 do_scan_relocs, do_relocate. Change all callers.
1730 (class Sized_relobj): Drop options parameters from
1731 do_gc_process_relocs, do_scan_relocs, do_relocate,
1732 do_relocate_sections, relocate_sections, emit_relocs_scan,
1733 emit_relocs_scan_reltype. Change all callers.
1734 (struct Relocate_info): Remove options field and all references to
1736 * reloc.h (class Read_relocs): Remove options constructor
1737 parameter and options_ field. Change all callers.
1738 (class Gc_process_relocs, class Scan_relocs): Likewise.
1739 (class Relocate_task): Likewise.
1740 * target-reloc.h (scan_relocs): Remove options parameter. Change
1742 (scan_relocatable_relocs): Likewise.
1743 * target.h (class Sized_target): Remove options parameter from
1744 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1746 * gc.h (gc_process_relocs): Remove options parameter. Change all
1748 * arm.cc: Update functions to remove options parameters.
1749 * i386.cc: Likewise.
1750 * powerpc.cc: Likewise.
1751 * sparc.cc: Likewise.
1752 * x86_64.cc: Likewise.
1753 * testsuite/testfile.cc: Likewise.
1755 2009-10-28 Doug Kwan <dougkwan@google.com>
1757 * arm.cc (Arm_relobj): New class definition.
1758 (Arm_relobj::scan_sections_for_stubs,
1759 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1760 New method definitions.
1762 2009-10-28 Cary Coutant <ccoutant@google.com>
1764 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1765 (Plugin::cleanup_done_): New member.
1766 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1767 (Plugin_manager::cleanup_done_): Remove.
1768 (Plugin_manager::add_input_file): Edit error message.
1769 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1770 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1772 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1774 * fileread.cc: (File_read::View::~View): Use the new
1775 data_ownership_ filed.
1776 (File_read::~File_read): Dispose the new whole_file_view_.
1777 (File_read::open): Mmap the whole file if needed.
1778 (File_read::open): Use whole_file_view_ instead of contents_.
1779 (File_read::find_view): Use whole_file_view_ if applicable.
1780 (File_read::do_read): Use whole_file_view_ instead of contents_.
1781 (File_read::make_view): Use whole_file_view_ instead of contents_,
1782 update File_read::View::View call.
1783 (File_read::find_or_make_view): Update File_read::View::View
1785 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1787 (File_read::View::Data_ownership): New enum.
1788 (File_read::View::View): Replace bool mapped_ with Data_ownership
1790 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1791 (File_read::View::data_ownership_): New field.
1792 (File_read::contents_): Remove (replaced by whole_file_view_).
1793 (File_read::whole_file_view_): New field.
1794 * options.h (class General_options): Add --keep-files-mapped.
1796 2009-10-27 Cary Coutant <ccoutant@google.com>
1798 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1799 * testsuite/Makefile.am (plugin_test_5): New test case.
1800 * testsuite/Makefile.in: Regenerate.
1802 2009-10-25 Doug Kwan <dougkwan@google.com>
1804 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1805 from private to protected to allow access by child class.
1806 (Sized_relobj::do_relocate_sections): New method declaration.
1807 (Sized_relobj::relocate_sections): Virtualize.
1808 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1809 Sized_relobj::relocate_sections. Instantiate template explicitly
1810 for different target sizes and endianity.
1812 2009-10-24 Doug Kwan <dougkwan@google.com>
1814 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1815 (Arm_input_section::as_arm_input_section): New method.
1816 (Arm_output_section): New class definition.
1817 (Arm_output_section::create_stub_group,
1818 Arm_output_section::group_sections): New method definitions.
1820 2009-10-22 Doug Kwan <dougkwan@google.com>
1822 * arm.cc (Arm_input_section): New class definition.
1823 (Arm_input_section::init, Arm_input_section:do_write,
1824 Arm_input_section::set_final_data_size,
1825 Arm_input_section::do_reset_address_and_file_offset): New method
1828 2009-10-21 Doug Kwan <dougkwan@google.com>
1830 * arm.cc (Stub_table, Arm_input_section): New forward class
1832 (Stub_table): New class defintion.
1833 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1834 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1835 New method definition.
1837 2009-10-21 Doug Kwan <dougkwan@google.com>
1839 * arm.cc: Update copyright comments.
1840 (Target_arm): New forward class template declaration.
1841 (Arm_address): New type.
1842 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1843 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1844 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1846 (Insn_template): Same.
1847 (DEF_STUBS): New macro.
1848 (Stub_type): New enum type.
1849 (Stub_template): New class definition.
1852 (Stub_factory): Same.
1853 (Target_arm::Target_arm): Initialize may_use_blx_ and
1854 should_force_pic_veneer_.
1855 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1856 Target_arm::should_force_pic_veneer,
1857 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1858 Target_arm::using_thumb_only, Target_arm:;default_target): New
1860 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1861 New data member declarations.
1862 (Insn_template::size, Insn_template::alignment): New method defintions.
1863 (Stub_template::Stub_template): New method definition.
1864 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1865 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1866 (Stub_factory::Stub_factory): New method definition.
1867 * gold.h (string_hash): New template.
1868 * output.h (Input_section_specifier::hash_value): Use
1870 (Input_section_specifier::string_hash): Remove.
1871 * stringpool.cc (Stringpool_template::string_hash): Use
1874 2009-10-20 Doug Kwan <dougkwan@google.com>
1876 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1877 symbols of relaxed input sections.
1878 * output.h (Output_section::find_relaxed_input_section): Make
1881 2009-10-16 Doug Kwan <dougkwan@google.com>
1883 * dynobj.cc (Versions::Versions): Initialize version_script_.
1884 Only insert base version symbol definition for a shared object
1885 if version script defines any version versions.
1886 (Versions::define_base_version): New method definition.
1887 (Versions::add_def): Check that base version is not needed.
1888 (Versions::add_need): Define base version lazily.
1889 * dynobj.h (Versions::define_base_version): New method declaration.
1890 (Versions::needs_base_version_): New data member declaration.
1891 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1892 (check_DATA): Add no_version_test.stdout.
1893 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1895 * testsuite/Makefile.in: Regenerate.
1896 * testsuite/no_version_test.c: New file.
1897 * testsuite/no_version_test.sh: Ditto.
1899 2009-10-16 Doug Kwan <dougkwan@google.com>
1901 * expression.cc (class Segment_start_expression): New class definition.
1902 (Segment_start_expression::value): New method definition.
1903 (script_exp_function_segment_start): Return a new
1904 Segment_start_expression.
1905 * gold/script-c.h (script_saw_segment_start_expression): New function
1907 * script-sections.cc (Script_sections::Script_sections): Initialize
1908 SAW_SEGMENT_START_EXPRESSION_ to false.
1909 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1910 and -Tbbs options to specify section addresses if given in
1911 command line and no SEGMENT_START expression is seen in a script.
1912 * script-sections.h (Script_sections::saw_segment_start_expression,
1913 Script_sections::set_saw_segment_start_expression): New method
1915 (Script_sections::saw_segment_start_expression_): New data member
1917 * script.cc (script_saw_segment_start_expression): New function.
1918 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1919 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1920 script_test_7.sh and script_test_8.sh.
1921 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1922 script_test_8.stdout.
1923 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1924 (script_test_6, script_test_6.stdout, script_test_7,
1925 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1926 * Makefile.in: Regenerate.
1927 * testsuite/script_test_6.sh: New file.
1928 * testsuite/script_test_6.t: Same.
1929 * testsuite/script_test_7.sh: Same.
1930 * testsuite/script_test_7.t: Same.
1931 * testsuite/script_test_8.sh: Same.
1933 2009-10-16 Doug Kwan <dougkwan@google.com>
1935 * output.cc (Output_segment::set_section_list_address): Cast
1936 expressions to unsigned long long type to avoid format warnings.
1938 2009-10-15 Ian Lance Taylor <iant@google.com>
1940 * script.cc (Script_options::add_symbol_assignment): Always add a
1941 dot assignment to script_sections_.
1942 * script-sections.cc (Script_sections::add_dot_assignment):
1943 Initialize if necessary.
1945 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1946 program headers with no load segment if there is a linker script.
1948 * layout.cc (Layout::set_segment_offsets): Align the file offset
1949 to the segment aligment for -N or -n with no load segment.
1950 * output.cc (Output_segment::add_output_section): Don't crash if
1951 the first section is a TLS section.
1952 (Output_segment::set_section_list_addresses): Print an error
1953 message if the address moves backward in a linker script.
1954 * script-sections.cc
1955 (Output_section_element_input::set_section_addresses): Don't
1956 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1957 (Orphan_output_section::set_section_addresses): Likewise.
1959 2009-10-15 Doug Kwan <dougkwan@google.com>
1961 * layout.cc (Layout::finish_dynamic_section): Generate tags
1962 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1963 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1964 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1966 2009-10-14 Ian Lance Taylor <iant@google.com>
1968 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1970 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1971 data_shdr fields of relinfo.
1972 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1973 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1974 R_386_TLS_LDO_32, adjust based on section flags.
1975 (Target_i386::Relocate::fix_up_ldo): Remove.
1977 2009-10-13 Ian Lance Taylor <iant@google.com>
1979 Add support for -pie.
1980 * options.h (class General_options): Add -pie and
1982 (General_options::output_is_position_independent): Test -pie.
1983 (General_options::output_is_executable): Return true if not shared
1984 and not relocatable.
1985 (General_options::output_is_pie): Remove.
1986 * options.cc (General_options::finalize): Reject incompatible uses
1988 * gold.cc (queue_middle_tasks): A -pie link is not static.
1989 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1990 * symtab.cc (Symbol::final_value_is_known): Return false if
1991 output_is_position_independent.
1992 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1993 output_is_position_independent.
1994 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1995 output_is_position_independent.
1996 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1997 output_is_position_independent.
1998 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2000 (basic_pie_test.o, basic_pie_test): New targets.
2001 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2002 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2003 (two_file_pie_test): New target.
2004 * testsuite/Makefile.in: Rebuild.
2005 * README: Remove note saying that -pie is not supported.
2007 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2009 * options.h (class General_options): Add -init and -fini.
2010 * layout.cc (Layout::finish_dynamic_section): Emit
2011 given init and fini functions.
2013 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2015 * gc.h (gc_process_relocs): Check if icf is enabled using new
2017 * gold.cc (queue_initial_tasks): Likewise.
2018 (queue_middle_tasks): Likewise.
2019 * object.cc (do_layout): Likewise.
2020 * symtab.cc (is_section_folded): Likewise.
2021 * main.cc (main): Likewise.
2022 * reloc.cc (Read_relocs::run): Likewise.
2023 (Sized_relobj::do_scan_relocs): Likewise.
2024 * icf.cc (is_function_ctor_or_dtor): New function.
2025 (Icf::find_identical_sections): Check if function is ctor or dtor when
2027 * options.h (General_options::icf): Change option to be an enum.
2028 (Icf_status): New enum.
2029 (icf_enabled): New method.
2030 (icf_safe_folding): New method.
2031 (set_icf_status): New method.
2032 (icf_status_): New variable.
2033 * (options.cc) (General_options::finalize): Set icf_status_.
2034 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2035 icf_test and icf_keep_unique_test to use the --icf enum flag.
2036 * testsuite/icf_safe_test.sh: New file.
2037 * testsuite/icf_safe_test.cc: New file.
2039 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2041 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2042 includes to gc.h and icf.h.
2043 * arm.cc: Include gc.h.
2044 * gold.cc: Likewise.
2045 * i386.cc: Likewise.
2046 * powerpc.cc: Likewise.
2047 * sparc.cc: Likewise.
2048 * x86_64.cc: Likewise.
2049 * gc.h: Include icf.h.
2051 2009-10-11 Ian Lance Taylor <iant@google.com>
2053 * plugin.cc: Include "gold.h" before other header files.
2055 2009-10-10 Chris Demetriou <cgd@google.com>
2057 * options.h (Input_file_argument::Input_file_type): New enum.
2058 (Input_file_argument::is_lib_): Replace with...
2059 (Input_file_argument::type_): New member.
2060 (Input_file_argument::Input_file_argument): Take Input_file_type
2061 'type' rather than boolean 'is_lib' as second argument.
2062 (Input_file_argument::is_lib): Use type_.
2063 (Input_file_argument::is_searched_file): New function.
2064 (Input_file_argument::may_need_search): Handle is_searched_file.
2065 * options.cc (General_options::parse_library): Support -l:filename.
2066 (General_options::parse_just_symbols): Update for Input_file_argument
2068 (Command_line::process): Likewise.
2069 * archive.cc (Archive::get_file_and_offset): Likewise.
2070 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2071 * script.cc (read_script_file, script_add_file): Likewise.
2072 * fileread.cc (Input_file::Input_file): Likewise.
2073 (Input_file::will_search_for): Handle is_searched_file.
2074 (Input_file::open): Likewise.
2075 * readsyms.cc (Read_symbols::get_name): Likewise.
2076 * testsuite/Makefile.am (searched_file_test): New test.
2077 * testsuite/Makefile.in: Regenerate.
2078 * testsuite/searched_file_test.cc: New file.
2079 * testsuite/searched_file_test_lib.cc: New file.
2081 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2082 Ian Lance Taylor <iant@google.com>
2084 * descriptor.cc: Include <cstdio> and "binary-io.h".
2085 (Descriptors::open): Open the files in binary mode always.
2086 * script.cc (Lex::get_token): Treat \r as whitespace.
2088 2009-10-09 Ian Lance Taylor <iant@google.com>
2090 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2092 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2093 Ian Lance Taylor <iant@google.com>
2095 * configure.ac: Check for readv function also.
2096 * fileread.cc (readv): Define if not HAVE_READV.
2097 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2099 * config.in: Regenerate.
2100 * configure: Regenerate.
2102 2009-10-09 Doug Kwan <dougkwan@google.com>
2104 * layout.cc (Layout::make_output_section): Call target hook to make
2105 ordinary output section.
2106 (Layout::finalize): Adjust parameter list of call the
2107 Target::may_relax().
2108 * layout.h (class Layout::section_list): New method.
2109 * merge.h (Output_merge_base::entsize): Change visibility to public.
2110 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2112 (Output_merge_string::do_is_string): New method.
2113 * object.cc (Sized_relobj::do_setup): renamed from
2114 Sized_relobj::set_up.
2115 * object.h (Sized_relobj::adjust_shndx,
2116 Sized_relobj::initializ_input_to_output_maps,
2117 Sized_relobj::free_input_to_output_maps): Change visibilities to
2119 (Sized_relobj::setup): Virtualize.
2120 (Sized_relobj::do_setup): New method declaration.
2121 (Sized_relobj::invalidate_section_offset,
2122 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2123 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2124 * options.cc (parse_int): New function.
2125 * options.h (parse_int): New declaration.
2126 (DEFINE_int): New macro.
2127 (stub_group_size): New option.
2128 * output.cc (Output_section::Output_section): Initialize memebers
2129 merge_section_map_, merge_section_by_properties_map_,
2130 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2131 (Output_section::add_input_section): Handled deferred code-fill
2132 generation and remove an old comment.
2133 (Output_section::add_relaxed_input_section): New method definition.
2134 (Output_section::add_merge_input_section): Use merge section by
2135 properties map to speed to search. Update merge section maps
2137 (Output_section::build_relaxation_map): New method definition.
2138 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2140 (Output_section::relax_input_section): Renamed to
2141 Output_section::convert_input_sections_to_relaxed_sections and change
2142 interface to take a vector of pointers to relaxed sections.
2143 (Output_section::find_merge_section,
2144 Output_section::find_relaxed_input_section): New method definitions.
2145 (Output_section::is_input_address_mapped,
2146 Output_section::output_offset, Output_section::output_address):
2147 Use output section data maps to speed up searching.
2148 (Output_section::find_starting_output_address): Add comments.
2149 (Output_section::do_write,
2150 Output_section::write_to_postprocessing_buffer): Do code-fill
2151 generation as appropriate.
2152 (Output_section::get_input_sections): Invalidate relaxed input section
2154 (Output_section::restore_states): Adjust type of checkpoint .
2155 Invalidate relaxed input section map.
2156 * output.h (Output_merge_base): New class declaration.
2157 (Input_section_specifier): New class defintion.
2158 (class Output_relaxed_input_section) Change base class to
2159 Output_section_data_build.
2160 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2161 base class initializer.
2162 (Output_section::add_relaxed_input_section): New method declaration.
2163 (Output_section::Input_section): Change visibility to protected.
2164 (Output_section::Input_section::relobj,
2165 Output_section::Input_section::shndx): Handle relaxed input sections.
2166 Output_section::input_sections) Change visibility to protected. Also
2167 define overload to return a non-const pointer.
2168 (Output_section::Merge_section_properties): New class defintion.
2169 (Output_section::Merge_section_by_properties_map,
2170 Output_section::Output_section_data_by_input_section_map,
2171 Output_section::Relaxation_map): New types.
2172 (Output_section::relax_input_section): Rename method to
2173 Output_section::convert_input_sections_to_relaxed_sections and change
2174 interface to take a vector of relaxed section pointers.
2175 (Output_section::find_merge_section,
2176 Output_section::find_relaxed_input_section,
2177 Output_section::build_relaxation_map,
2178 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2179 New method declarations.
2180 (Output_section::merge_section_map_
2181 Output_section::merge_section_by_properties_map_,
2182 Output_section::relaxed_input_section_map_,
2183 Output_section::is_relaxed_input_section_map_valid_,
2184 Output_section::generate_code_fills_at_write_): New data members.
2185 * script-sections.cc
2186 (Output_section_element_input::set_section_addresses): Call
2187 current_data_size and addralign methods of relaxed input sections.
2188 (Orphan_output_section::set_section_addresses): Call current_data_size
2189 and addralign methods of relaxed input sections.
2190 * symtab.cc (Symbol_table::compute_final_value): Extract template
2191 from the body of Symbol_table::sized_finalize_symbol.
2192 (Symbol_table::sized_finalized_symbol): Call
2193 Symbol_table::compute_final_value.
2194 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2195 (Symbol_table::compute_final_value): New templated method declaration.
2196 * target.cc (Target::do_make_output_section): New method defintion.
2197 * target.h (Target::make_output_section): New method declaration.
2198 (Target::relax): Add more parameters for input objects, symbol table
2199 and layout. Adjust call to do_relax.
2200 (Target::do_make_output_section): New method declaration.
2201 (Target::do_relax): Add parameters for input objects, symbol table
2204 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2206 * pread.c: Include stdio.h.
2208 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2210 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2213 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2215 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2216 Change read_shndx type to unsigned int.
2217 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2219 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2220 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2221 Change read_shndx type to unsigned int.
2222 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2224 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2225 * layout.cc (Layout::create_symtab_sections): Cast the result of
2226 local_symcount * symsize to off_t in the gold_assert.
2228 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2230 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2231 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2233 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2234 (Arm_relocate_functions::thm_abs5): New function.
2235 (Arm_relocate_functions::abs12): New function.
2236 (Arm_relocate_functions::abs16): New function.
2237 (Arm_relocate_functions::base_abs): New function.
2238 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2239 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2240 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2242 (Scan::global): Likewise.
2243 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2244 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2245 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2246 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2249 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2251 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2252 (Arm_relocate_functions::movt_prel): New function.
2253 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2254 (Arm_relocate_functions::thm_movt_prel): New function.
2255 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2256 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2257 (Scan::global, Relocate::relocate): Likewise.
2258 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2260 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2262 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2263 Incremental_checker.
2264 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2266 (class Incremental_inputs_header): New class.
2267 (Incremental_inputs_header_writer): Edit comment.
2268 (Incremental_inputs_entry): New class.
2269 (Incremental_inputs_entry_writer): Edit comment.
2270 (Sized_incremental_binary::do_find_incremental_inputs_section):
2271 Add *strtab_shndx parameter, fill it.
2272 (Sized_incremental_binary::do_check_inputs): New method.
2273 (Incremental_checker::can_incrementally_link_output_file): Use
2274 Sized_incremental_binary::check_inputs.
2275 (Incremental_inputs::report_command_line): Save command line in
2278 (Incremental_binary::find_incremental_inputs_section): New
2280 (Incremental_binary::do_find_incremental_inputs_section): Add
2281 strtab_shndx parameter.
2282 (Incremental_binary::do_check_inputs): New pure virtual method.
2283 (Sized_incremental_binary::do_check_inputs): Declare.
2284 (Incremental_checker::Incremental_checker): Add incremental_inputs
2285 parameter, use it to initialize incremental_inputs_.
2286 (Incremental_checker::incremental_inputs_): New field.
2287 (Incremental_checker::command_line): New method.
2288 (Incremental_checker::inputs): New method.
2289 (Incremental_checker::command_line_): New field.
2291 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2293 * incremental.cc: Include <cstdarg> and "target-select.h".
2294 (vexplain_no_incremental): New function.
2295 (explain_no_incremental): New function.
2296 (Incremental_binary::error): New method.
2297 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2299 (make_sized_incremental_binary): New function.
2300 (open_incremental_binary): New function.
2301 (can_incrementally_link_file): Add checks if output is ELF and has
2303 * incremental.h: Include "elfcpp_file.h" and "output.h".
2304 (Incremental_binary): New class.
2305 (Sized_incremental_binary): New class.
2306 (open_incremental_binary): Declare.
2307 * object.cc (is_elf_object): Use
2308 elfcpp::Elf_recognizer::is_elf_file.
2309 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2310 * output.h (Output_file::filesize): New method.
2312 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2314 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2316 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2317 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2319 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2321 (Arm_relocate_functions::movw_abs_nc): New function.
2322 (Arm_relocate_functions::movt_abs): New function.
2323 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2324 (Arm_relocate_functions::thm_movt_abs): New function.
2325 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2326 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2327 (Scan::global): Likewise.
2328 (Relocate::relocate): Likewise.
2329 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2331 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2333 * arm.cc (Arm_relocate_functions::got_prel) New function.
2334 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2335 (Relocate::relocate): Likewise.
2336 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2338 2009-10-06 Ian Lance Taylor <iant@google.com>
2340 * options.h (class General_options): Define
2341 split_stack_adjust_size parameter.
2342 * object.h (class Object): Add uses_split_stack_ and
2343 has_no_split_stack_ fields. Add uses_split_stack and
2344 has_no_split_stack accessor functions. Declare
2345 handle_split_stack_section.
2346 (class Reloc_symbol_changes): Define.
2347 (class Sized_relobj): Define Function_offsets. Declare
2348 split_stack_adjust, split_stack_adjust_reltype, and
2350 * object.cc (Object::handle_split_stack_section): New function.
2351 (Sized_relobj::do_layout): Call handle_split_stack_section.
2352 * dynobj.cc (Sized_dynobj::do_layout): Call
2353 handle_split_stack_section.
2354 * reloc.cc (Sized_relobj::relocate_sections): Call
2355 split_stack_adjust for executable sections in split_stack
2356 objects. Pass reloc_map to relocate_section.
2357 (Sized_relobj::split_stack_adjust): New function.
2358 (Sized_relobj::split_stack_adjust_reltype): New function.
2359 (Sized_relobj::find_functions): New function.
2360 * target-reloc.h: Include "object.h".
2361 (relocate_section): Add reloc_symbol_changes parameter. Change
2363 * target.h (class Target): Add calls_non_split method. Declare
2364 do_calls_non_split virtual method. Declare match_view and
2366 * target.cc: Include "elfcpp.h".
2367 (Target::do_calls_non_split): New function.
2368 (Target::match_view): New function.
2369 (Target::set_view_to_nop): New function.
2370 * gold.cc (queue_middle_tasks): Give an error if mixing
2371 split-stack and non-split-stack objects with -r.
2372 * i386.cc (Target_i386::relocate_section): Add
2373 reloc_symbol_changes parameter.
2374 (Target_i386::do_calls_non_split): New function.
2375 * x86_64.cc (Target_x86_64::relocate_section): Add
2376 reloc_symbol_changes parameter.
2377 (Target_x86_64::do_calls_non_split): New function.
2378 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2380 * powerpc.cc (Target_powerpc::relocate_section): Add
2381 reloc_symbol_changes parameter.
2382 * sparc.cc (Target_sparc::relocate_section): Add
2383 reloc_symbol_changes parameter.
2384 * configure.ac: Call AM_CONDITIONAL for the default target.
2385 * configure: Rebuild.
2386 * testsuite/Makefile.am (TEST_AS): New variable.
2387 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2388 (check_DATA): Add split_i386 and split_x86_64 files.
2389 (SPLIT_DEFSYMS): Define.
2390 (split_i386_[1234n].o): New targets.
2391 (split_i386_[124]): New targets.
2392 (split_i386_[1234r].stdout): New targets.
2393 (split_x86_64_[1234n].o): New targets.
2394 (split_x86_64_[124]): New targets.
2395 (split_x86_64_[1234r].stdout): New targets.
2396 (MOSTLYCLEANFILES): Add new executables.
2397 * testsuite/split_i386.sh: New file.
2398 * testsuite/split_x86_64.sh: New file.
2399 * testsuite/split_i386_1.s: New file.
2400 * testsuite/split_i386_2.s: New file.
2401 * testsuite/split_i386_3.s: New file.
2402 * testsuite/split_i386_4.s: New file.
2403 * testsuite/split_i386_n.s: New file.
2404 * testsuite/split_x86_64_1.s: New file.
2405 * testsuite/split_x86_64_2.s: New file.
2406 * testsuite/split_x86_64_3.s: New file.
2407 * testsuite/split_x86_64_4.s: New file.
2408 * testsuite/split_x86_64_n.s: New file.
2409 * testsuite/testfile.cc (Target_test): Update relocation_section
2411 * testsuite/Makefile.in: Rebuild.
2413 2009-10-06 Ian Lance Taylor <iant@google.com>
2415 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2416 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2417 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2418 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2419 the address on ldo_addrs_.
2420 (Target_i386::Relocate::fix_up_ldo): New function.
2422 2009-10-06 Rafael Espindola <espindola@google.com>
2424 * plugin.cc (add_input_library): New.
2425 (Plugin::load): Add add_input_library to tv.
2426 (Plugin_manager::add_input_file): Add the is_lib argument.
2427 (add_input_file): Update call to Plugin_manager::add_input_file.
2428 (add_input_library): New.
2429 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2431 2009-09-30 Doug Kwan <dougkwan@google.com>
2433 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2434 symbol and call Symbol::may_need_copy_reloc to determine if
2435 a copy reloc is needed.
2436 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2437 nocopyreloc is given in command line.
2438 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2439 given in command line.
2440 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2441 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2442 of the removed Target_i386::may_need_copy_reloc.
2443 * options.h (copyreloc): New option with default value false.
2444 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2445 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2446 instead of the removed Target_powerpc::may_need_copy_reloc.
2447 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2448 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2449 instead of the removed Target_sparc::may_need_copy_reloc.
2450 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2451 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2452 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2453 instead of the removed Target_x86_64::may_need_copy_reloc.
2455 2009-09-30 Ian Lance Taylor <iant@google.com>
2457 * object.h (class Object): Remove target_ field, and target,
2458 sized_target, and set_target methods.
2459 (Object::sized_target): Remove.
2460 (class Sized_relobj): Update declarations. Remove sized_target.
2461 * object.cc (Sized_relobj::setup): Remove target parameter.
2463 (Input_objects::add_object): Don't do anything with the target.
2464 (make_elf_sized_object): Add punconfigured parameter. Change all
2465 callers. Set or test parameter target.
2466 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2468 * parameters.cc (Parameters::set_target): Change parameter type to
2470 (Parameters::default_target): Remove.
2471 (set_parameters_target): Change parameter type to be non-const.
2472 (parameters_force_valid_target): New function.
2473 (parameters_clear_target): New function.
2474 * parameters.h (class Parameters): Update declarations. Remove
2475 default_target method. Add sized_target and clear_target
2476 methods. Change target_ to be non-const.
2477 (set_parameters_target): Update declaration.
2478 (parameters_force_valid_target): Declare.
2479 (parameters_clear_target): Declare.
2480 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2481 as NULL if we aren't searching.
2482 (Add_symbols::run): Don't check for compatible target.
2483 * fileread.cc (Input_file::open_binary): Call
2484 parameters_force_valid_target.
2485 * gold.cc (queue_middle_tasks): Likewise.
2486 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2487 set_target on object.
2488 * dynobj.h (class Sized_dynobj): Update declarations.
2489 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2490 make_elf_object returns NULL.
2491 (Archive::include_member): Don't check whether object target is
2493 * output.cc (Output_section::add_input_section): Get target from
2495 (Output_section::relax_input_section): Likewise.
2496 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2498 (Sized_relobj::do_scan_relocs): Likewise.
2499 (Sized_relobj::relocate_sections): Likewise.
2500 * resolve.cc (Symbol_table::resolve): Likewise.
2501 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2502 parameter. Change all callers.
2503 (Symbol_table::add_from_object): Get target from parameters.
2504 (Symbol_table::add_from_relobj): Don't check object target.
2505 (Symbol_table::add_from_dynobj): Likewise.
2506 (Symbol_table::define_special_symbol): Get target from
2508 * symtab.h (class Symbol_table): Update declaration.
2509 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2510 parameter. Change all callers. Clear parameter target.
2511 (Binary_test): Test target here.
2512 * testsuite/object_unittest.cc (gold_testsuite): Remove
2513 target_test_pointer parameter. Change all callers.
2514 (Object_test): Test target here.
2516 2009-09-26 Ian Lance Taylor <iant@google.com>
2518 * testsuite/initpri1.c: Don't try to use constructor priorities if
2519 compiling with gcc before 4.3.
2521 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2523 * testsuite/retain_symbols_file_test.sh (check_present): Change
2524 output file name to retain_symbols_file_test.stdout.
2525 (check_absent): Likewise.
2527 2009-09-18 Craig Silverstein <csilvers@google.com>
2529 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2530 * options.cc: Include <cerrno> and <fstream>.
2531 (General_options::finalize): Parse -retain-symbols-file tag.
2532 * options.h: New flag.
2533 (General_options): New method should_retain_symbol, new
2534 variable symbols_to_retain.
2535 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2536 should_retain_symbol map.
2537 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2538 * testsuite/Makefile.in: Regenerate.
2539 * testsuite/retain_symbols_file_test.sh: New file.
2541 2009-09-18 Nick Clifton <nickc@redhat.com>
2543 * po/es.po: Updated Spanish translation.
2545 2009-09-17 Doug Kwan <dougkwan@google.com>
2547 * debug.h (DEBUG_RELAXATION): New constant.
2548 (DEBUG_ALL): Add DEBUG_RELAXATION.
2549 (debug_string_to_enum): Add relaxation debug option.
2551 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2552 Layout::Relaxation_debug_check::read_sections,
2553 Layout::Relaxation_debug_check::read_sections): New method definitions.
2554 (Layout::Layout): Initialize data members
2555 record_output_section_data_from_scrips_,
2556 script_output_section_data_list_ and relaxation_debug_check_.
2557 (Layout::save_segments, Layout::restore_segments,
2558 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2559 Layout::relaxation_loop_body): New method definitions.
2560 (Layout::finalize): Support relaxation. Move section layout code to
2561 Layout::relaxation_loop_body.
2562 (Layout::set_asection_address_from_script): Move code for orphan
2563 section placement out.
2564 (Layout::place_orphan_sections_in_script): New method definition.
2565 * layout.h (Output_segment_headers, Output_file_header):
2566 New forward class declarations.
2567 (Layout::~Layout): Define.
2568 (Layout::new_output_section_data_from_script): New method definition.
2569 (Layout::place_orphan_sections_in_script): New method declaration.
2570 (Layout::Segment_states): New type declaration.
2571 (Layout::save_segments, Layout::restore_segments,
2572 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2573 Layout::relaxation_loop_body): New method declarations.
2574 (Layout::Output_section_data_list): New type declaration.
2575 (Layout::Relaxation_debug_check): New class definition.
2576 (Layout::record_output_section_data_from_script_,
2577 Layout::script_output_section_data_list_, Layout::segment_states_,
2578 Layout::relaxation_debug_check_): New data members.
2579 * output.cc: (Output_section_headers::do_size): New method definition.
2580 (Output_section_headers::Output_section_headers): Move size
2581 computation to Output_section_headers::do_size.
2582 (Output_segment_headers::do_size): New method definition.
2583 (Output_file_header::Output_file_header): Move size computation to
2584 Output_file_header::do_size and call it.
2585 (Output_file_header::do_size): New method definition.
2586 (Output_data_group::Output_data_group): Adjust call to
2587 Output_section_data.
2588 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2589 (Output_symtab_xindex::do_write): Add array bound check.
2590 (Output_section::Input_section::print_to_mapfile): Handle
2591 RELAXED_INPUT_SECTION_CODE.
2592 (Output_section::Output_section): Initialize data member checkpoint_.
2593 (Output_section::~Output_section): Delete checkpoint object pointed
2595 (Output_section::add_input_section): Always add an Input_section if
2597 (Output_section::add_merge_input_section): Add assert.
2598 (Output_section::relax_input_section): New method definition.
2599 (Output_section::set_final_data_size): Set load address to zero for
2600 an unallocated section.
2601 (Output_section::do_address_and_file_offset_have_reset_values):
2602 New method definition.
2603 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2604 Handle relaxed input section.
2605 (Output_section::sort_attached_input_sections): Checkpoint input
2606 section list lazily.
2607 (Output_section::get_input_sections): Change type of input_sections to
2608 list of Simple_input_section pointers. Checkpoint input section list
2609 lazily. Also handle relaxed input sections.
2610 (Output_section::add_input_section_for_script): Take a reference to
2611 a Simple_input_section object instead of Relobj pointer and section
2612 index as parameter. Handle relaxed input sections.
2613 (Output_section::save_states, Output_section::restore_states): New
2615 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2616 (Output_data::is_data_size_fixed): New method definition.
2617 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2619 (Output_data::address_and_file_offset_have_reset_values): New method
2621 (Output_data::do_address_and_file_offset_have_reset_values): New method
2623 (Output_data::set_data_size): Check that data size is not fixed.
2624 (Output_data::fix_data_size): New method definition.
2625 (Output_data::is_data_size_fixed_): New data member.
2626 (Output_section_headers::set_final_data_size): New method definition.
2627 (Output_section_headers::do_size): New method declaration.
2628 (Output_segment_headers::set_final_data_size): New method definition.
2629 (Output_segment_headers::do_size): New method declaration.
2630 (Output_file_header::set_final_data_size)::New method definition.
2631 (Output_file_header::do_size)::New method declaration.
2632 (Output_section_data::Output_section_data): Add new parameter
2633 is_data_size_fixed and use it to fix data size.
2634 (Output_data_const::Output_data_const): Adjust call to base class
2635 constructor and fix data size.
2636 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2637 base class constructor and fix data size.
2638 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2639 base class constructor and fix data size.
2640 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2641 class constructor and fix data size.
2642 (Output_data_group::set_final_data_size): New method definition.
2643 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2644 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2645 class constructor and fix data size.
2646 (Output_relaxed_input_section): New class definition.
2647 (Output_section::Simple_input_section): New class definition.
2648 (Output_section::get_input_sections): Adjust parameter list.
2649 (Output_section::add_input_section_for_script): Same.
2650 (Output_section::save_states, Output_section::restore_states,
2651 Output_section::do_address_and_file_offset_have_reset_values,
2652 (Output_section::Input_section::Input_section): Handle
2653 RELAXED_INPUT_SECTION_CODE. Add new overload for
2654 Output_relaxed_input_section.
2655 (Output_section::Input_section::is_input_section,
2656 Output_section::Input_section::set_output_section): Handle relaxed
2658 (Output_section::Input_section::is_relaxed_input_section,
2659 Output_section::Input_section::output_section_data,
2660 Output_section::Input_section::relaxed_input_section): New method
2662 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2664 (Output_section::Input_section::u1_): Update comments.
2665 (Output_section::Input_section::u2_): Add new union member poris.
2666 (Output_section::Checkpoint_output_section): New classs definition.
2667 (Output_section::relax_input_section): New method declaration.
2668 (Output_section::checkpoint_): New data member.
2669 (Output_segment): Update comments.
2670 (Output_segment::Output_segment): Un-privatize copy constructor.
2671 (Output_segment::operator=): Un-privatize.
2672 * script-sections.cc (Output_section_element::Input_section_list):
2673 Change element type to Output_section::Simple_input_section.
2674 (Output_section_element_dot_assignment::set_section_addresses):
2675 Register output section data for relaxation clean up.
2676 (Output_data_exression::Output_data_expression): Adjust call to base
2677 constructor to fix data size.
2678 (Output_section_element_data::set_section_addresses): Register
2679 Output_data_expression object for relaxation clean up.
2680 (struct Input_section_info): Replace Relobj pointer and section index
2681 pair with Output_section::Simple_input_section and Convert struct to a
2683 (Input_section_sorter::operator()): Adjust access to
2684 Input_section_info data member to use accessors.
2685 (Output_section_element_input::set_section_addresses): Use layout
2686 parameter. Adjust code to use Output_section::Simple_input_section
2687 and Input_secction_info classes. Register filler for relaxation
2689 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2690 and section index pair with Output_section::Simple_input_section
2691 class. Adjust code accordingly.
2692 (Phdrs_element::release_segment): New method definition.
2693 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2695 (Script_sections::release_segments): New method definition.
2696 * gold/script-sections.h (Script_sections::release_segments): New
2698 * gold/target.h (Target::may_relax, Target::relax,
2699 Target::do_may_relax, Target::do_relax): New method definitions.
2701 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2703 * arm.cc (has_signed_unsigned_overflow): New function.
2704 (Arm_relocate_functions::abs8): New function.
2705 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2706 (Target_arm::Scan::global): Likewise.
2707 (Target_arm::relocate::relocate): Likewise.
2708 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2711 2009-09-16 Cary Coutant <ccoutant@google.com>
2713 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2714 * testsuite/Makefile.in: Regenerate.
2716 2009-09-11 Nick Clifton <nickc@redhat.com>
2718 * po/gold.pot: Updated by the Translation project.
2720 2009-09-08 Cary Coutant <ccoutant@google.com>
2722 * output.cc (Output_file::open): Add execute permission to empty file.
2723 * testsuite/Makefile.am (permission_test): New test.
2724 * testsuite/Makefile.in: Regenerate.
2726 2009-09-02 Ian Lance Taylor <iant@google.com>
2728 * output.cc (Output_file::resize): Call map_no_anonymous rather
2731 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2733 * gold.cc: Include "incremental.h".
2734 (queue_initial_tasks): Call Incremental_checker methods.
2735 * incremental.cc: Include "output.h".
2736 (Incremental_checker::can_incrementally_link_output_file): New
2738 * incremental.h (Incremental_checker): New class.
2740 * output.cc (Output_file::open_for_modification): New method.
2741 (Output_file::map_anonymous): Changed return type to bool. Record
2743 (Output_file::map_no_anonymous): New method, broken out of map.
2744 (Output_file::map): Use map_no_anonymous and map_anonymous.
2745 * output.h (class Output_file): Update declarations.
2747 2009-08-24 Cary Coutant <ccoutant@google.com>
2749 * options.h (Command_line::Pre_options): New class.
2750 (Command_line::pre_options): New member.
2751 * options.cc (gold::options::ready_to_register): New variable.
2752 (One_option::register_option): Do nothing if not registering options.
2753 Assert if same short option registered twice.
2754 (General_options::General_options): Turn off option registration when
2756 (Command_line::Pre_options::Pre_options): New constructor.
2758 2009-08-24 Cary Coutant <ccoutant@google.com>
2760 * options.h (General_options::no_keep_memory): Remove incorrect
2763 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2765 * Makefile.am (am__skiplex, am__skipyacc): New.
2766 * Makefile.in: Regenerate.
2768 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2770 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2771 (INCLUDES): ... this.
2772 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2773 (AM_CPPFLAGS): Renamed from ...
2774 (INCLUDE): ... this.
2775 * Makefile.in, testsuite/Makefile.in: Regenerate.
2777 * Makefile.in: Regenerate.
2778 * aclocal.m4: Likewise.
2779 * config.in: Likewise.
2780 * configure: Likewise.
2781 * testsuite/Makefile.in: Likewise.
2783 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2784 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2785 * Makefile.in: Regenerate.
2786 * testsuite/Makefile.in: Regenerate.
2788 2009-08-19 Cary Coutant <ccoutant@google.com>
2790 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2791 symbols in shared libraries overridden by hidden or internal symbols
2792 in the main program.
2794 2009-08-19 Chris Demetriou <cgd@google.com>
2796 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2797 checking source file names in error messages.
2799 2009-08-18 Doug Kwan <dougkwan@google.com>
2801 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2802 an elcpp::Ehdr as parameter. Adjust call to set_target.
2803 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2804 an elfcpp::Ehdr as parameter.
2805 * object.cc (Object::set_target): Remove the version that looks up
2806 a target and sets it.
2807 (Sized_relobj::setup): Take a Target object instead of
2808 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2809 (make_elf_sized_object): Find target and ask target to
2811 * object.h: (Object::set_target): Remove the version that looks up
2812 a target and sets it.
2813 (Sized_relobj::setup): Take a Target object instead of
2814 an elfcpp:Ehdr as parameter.
2815 * target.cc: Include dynobj.h.
2816 (Target::do_make_elf_object_implementation): New.
2817 (Target::do_make_elf_object): New.
2818 * target.h (Target::make_elf_object): New template declaration.
2819 (Target::do_make_elf_object): New method declarations.
2820 (Target::do_make_elf_object_implementation): New template declaration.
2822 2009-08-14 Ian Lance Taylor <iant@google.com>
2824 * gold.h (FUNCTION_NAME): Define.
2825 (gold_unreachable): Use FUNCTION_NAME.
2827 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2829 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2830 symbol in the --keep-unique list is not found.
2832 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2834 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2835 been maked as --keep-unique.
2836 (Icf::unfold_section): New function.
2837 * icf.h (Icf::unfold_section): New function.
2838 * options.h (General_options::keep_unique): New option.
2839 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2840 * testsuite/Makefile.in: Regenerate.
2841 * testsuite/icf_keep_unique_test.sh: New file.
2842 * testsuite/icf_keep_unique_test.cc: New file.
2844 2009-08-12 Cary Coutant <ccoutant@google.com>
2847 * resolve.cc (Symbol_table::resolve): Check for references from
2848 dynamic objects to hidden and internal symbols.
2849 * testsuite/Makefile.am (hidden_test.sh): New test.
2850 * testsuite/Makefile.in: Regenerate.
2851 * testsuite/hidden_test.sh: New script.
2852 * testsuite/hidden_test_1.c: New test source.
2853 * testsuite/hidden_test_main.c: New test source.
2855 2009-08-11 Doug Kwan <dougkwan@google.com>
2857 * arm.cc: Update comments.
2858 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2859 segment to locate the .ARM.exidx section if present.
2861 2009-08-09 Doug Kwan <dougkwan@google.com>
2863 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2866 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2867 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2870 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2872 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2873 valid tls_segment only for non-debug-section relocations.
2874 * testsuite/Makefile.am: Add gc_tls_test.
2875 * testsuite/Makefile.in: Regenerate.
2876 * testsuite/gc_tls_test.cc: New file.
2877 * testsuite/gc_tls_test.sh: New file.
2879 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2883 * Makefile.am (CCFILES): Add icf.cc.
2885 * Makefile.in: Regenerate.
2886 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2887 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2888 section, symbol and addend information for the relocs.
2889 * gold.cc (queue_middle_tasks): Call identical code folding.
2890 * gold.h: Add defines for multimap.
2891 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2892 to the call of finalize_local_symbols.
2893 * main.cc (main): Create object of class Icf.
2894 * object.cc (Sized_relobj::do_layout): Allow this function to be
2895 called twice during icf.
2896 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2897 to sections marked as identical by icf.
2898 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2900 (Sized_relobj::do_section_entsize): New function.
2901 * object.h (Object::section_entsize): New function.
2902 (Object::do_section_entsize): New pure virtual function.
2903 (Relobj::finalize_local_symbols): Add new parameter.
2904 (Relobj::do_section_entsize): New function.
2905 * options.h (General_options::icf): New option.
2906 (General_options::icf_iterations): New option.
2907 (General_options::print_icf_sections): New option.
2908 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2909 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2910 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2912 * symtab.cc (Symbol_table::is_section_folded): New function.
2913 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2914 to sections marked as identical by icf.
2915 * symtab.h (Symbol_table::set_icf): New function.
2916 (Symbol_table::icf): New function.
2917 (Symbol_table::is_section_folded): New function.
2918 (Symbol_table::icf_): New data member.
2919 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2920 * testsuite/Makefile.am: Add commands to build icf_test.
2921 * testsuite/Makefile.in: Regenerate.
2922 * testsuite/icf_test.sh: New file.
2923 * testsuite/icf_test.cc: New file.
2925 2009-07-24 Chris Demetriou <cgd@google.com>
2927 * layout.cc (is_compressible_debug_section): Fix incorrect
2928 comment about compressed section names.
2930 2009-07-20 Ian Lance Taylor <ian@airs.com>
2933 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2935 2009-07-16 Ian Lance Taylor <iant@google.com>
2938 * layout.h: #include <map>.
2939 (class Kept_section): Change from struct to class. Add accessors
2940 and setters. Add section size to Comdat_group mapping. Change
2941 Comdat_group to std::map. Add is_comdat_ field. Add
2942 linkonce_size field in union.
2943 (class Layout): Update declaration of find_or_add_kept_section.
2944 Don't declare find_kept_object.
2945 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2946 parameter. Add object, shndx, is_comdat, and is_group_name
2947 parameters. Change all callers. Adjust for new Kept_section.
2948 (Layout::find_kept_object): Remove.
2949 * object.cc (Sized_relobj::include_section_group): Update use of
2950 Kept_section. Rename secnum to shndx. Only record
2951 Kept_comdat_section if sections are the same size.
2952 (Sized_relobj::include_linkonce_section): Update use of
2953 Kept_section. Only record Kept_comdat_section if sections are the
2954 same size. Set size of linkonce section.
2955 (Sized_relobj::map_to_kept_section): Update call to
2956 get_kept_comdat_section.
2957 * object.h (class Sized_relobj): Rename fields in
2958 Kept_comdat_section to drop trailing underscores; change object
2959 field to Relobj*. Change Kept_comdat_section_table to store
2960 struct rather than pointer.
2961 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2962 Add kept_object and kept_shndx parameters. Change all callers.
2963 (Sized_relobj::get_kept_comdat_section): Change return type to
2964 bool. Add kept_object and kept_shndx parameters. Change all
2966 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2967 Layout::find_or_add_kept_section.
2969 2009-07-09 Ian Lance Taylor <iant@google.com>
2971 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2972 Reserve space in the hash table.
2974 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2976 * fileread.cc (File_read::get_mtime): New method.
2977 * fileread.h (Timespec): New structure.
2978 (File_read::get_mtime): New method.
2979 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2980 Renamed from timestamp_nsec.
2981 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2983 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2985 (Incremental_inputs::report_archive): Save mtime; style fix.
2986 (Incremental_inputs::report_obejct): Save mtime; style fix.
2987 (Incremental_inputs::report_script): Save mtime; style fix.
2988 (Incremental_inputs::finalize_inputs): Style fix.
2989 (Incremental_inputs::finalize): Style fix.
2990 (Incremental_inputs::create_input_section_data): Store inputs
2992 * incremental.h (Incremental_inputs::report_script): Add mtime
2994 (Incremental_inputs::Input_info::Input_info): Intialize only one
2996 (Incremental_inputs::Input_info::archive): Move to nameless
2998 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2999 (Incremental_inputs::Input_info::script): Move to nameless union.
3000 (Incremental_inputs::mtime): New field.
3001 * script.cc (read_input_script): Pass file mtime to
3003 * script.h (Script_info::inputs): Style fix.
3005 2009-07-01 Ian Lance Taylor <ian@airs.com>
3007 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3010 2009-06-24 Ian Lance Taylor <iant@google.com>
3013 * layout.cc (Layout::choose_output_section): If we find an
3014 existing section, update the flags.
3015 (Layout::create_notes): New function, broken out of
3017 (Layout::finalize): Don't create note sections.
3018 (Layout::create_note): Don't crash if linker script discards
3020 (Layout::create_gold_note): Likewise.
3021 (Layout::create_build_id): Likewise. Don't set
3022 after_input_sections on the section.
3023 (Layout::create_executable_stack_info): Remove target parameter.
3025 * layout.h (class Layout): Declare create_notes. Update
3026 declaration of create_executable_stack_info.
3027 * gold.cc (queue_middle_tasks): Call create_notes.
3028 * output.cc (Output_section::update_flags_for_input_section): Move
3029 here from output.h. If SHF_ALLOC flag is newly set, mark address
3031 * output.h (Output_data::mark_address_invalid): New function.
3032 (class Output_section): Only declare, not define,
3033 update_flags_for_input_section. Remove set_flags.
3035 2009-06-24 Ian Lance Taylor <iant@google.com>
3037 * script-sections.cc (Output_section_definition::
3038 set_section_addresses): Rename shadowing local load_address to
3041 2009-06-24 Ian Lance Taylor <iant@google.com>
3044 * reloc.cc (relocate_sections): Skip empty relocation sections.
3046 2009-06-23 Ian Lance Taylor <iant@google.com>
3049 * layout.cc (Layout::create_note): Use choose_output_section
3050 rather than make_output_section.
3052 2009-06-23 Ian Lance Taylor <iant@google.com>
3055 * options.cc (General_options::parse_V): Set printed_version_.
3056 (General_options::General_options): Initialize printed_version_.
3057 * options.h (class General_options): Add printed_version_ field.
3058 * gold.cc (queue_initial_tasks): If there are no input files,
3059 don't give a fatal error if we printed the version information.
3060 (queue_middle_tasks): If using -r with a shared object, give a
3061 fatal error rather than an ordinary error.
3063 2009-06-23 Ian Lance Taylor <iant@google.com>
3066 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3067 (Layout::make_output_section): Set have_stabstr_section_ if we see
3068 a .stab*str section.
3069 (Layout::finalize): Call link_stabs_sections.
3070 (Layout::link_stabs_sections): New file.
3071 * layout.h (class Layout): Add have_stabstr_section_ field.
3072 Declare link_stabs_sections.
3074 2009-06-23 Doug Kwan <dougkwan@google.com>
3076 * Makefile.am (libgold_a_LIBADD): New.
3077 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3078 * Makefile.in: Regenerate.
3079 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3080 * configure: Regenerate.
3081 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3082 * fileread.cc: Include sys/state.h
3083 * gold.h: Declare memmem and strndup if found missing.
3084 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3086 2009-06-23 Ian Lance Taylor <iant@google.com>
3088 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3089 * configure: Rebuild.
3091 2009-06-23 Ian Lance Taylor <iant@google.com>
3094 * object.cc (Object::section_contents): Don't try to get a view if
3095 the section has length zero.
3096 (Object::handle_gnu_warning_section): If the section is empty, use
3097 the name of the section as the warning.
3099 2009-06-23 Ian Lance Taylor <iant@google.com>
3102 * stringpool.h (class Stringpool_template): Add optimize_ field.
3103 (Stringpool_template::set_optimize): New function.
3104 * stringpool.cc (Stringpool_template::Stringpool_template):
3105 Initialize optimize_ field.
3106 (Stringpool_template::set_string_offsets): Test local optimize
3107 fild rather than parameter.
3108 * layout.cc (Layout::Layout): Call set_optimize on the section
3111 2009-06-22 Ian Lance Taylor <iant@google.com>
3114 * yyscript.y: Parse TARGET.
3115 * script.cc (script_set_target): New function.
3116 * script-c.h (script_set_target): Declare.
3117 * options.cc (General_options::string_to_object_format): Rename
3118 from string_to_object_format in anonymous namespace. Change
3120 * options.h (class General_options): Declare
3121 string_to_object_format.
3123 2009-06-22 Ian Lance Taylor <iant@google.com>
3125 * script-sections.cc (Script_sections::create_segments): Don't put
3126 program headers in a PT_LOAD segment if -n or -N.
3128 2009-06-22 Ian Lance Taylor <iant@google.com>
3131 * options.h (class General_options): Add -z lazy and -z now. Sort
3132 -z options into alphabetical order.
3133 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3135 2009-06-21 Ian Lance Taylor <iant@google.com>
3137 * layout.cc (Layout::make_output_section): Call
3138 Target::new_output_section.
3139 (Layout::attach_allocated_section_to_segment): Put large section
3140 sections in a separate load segment with the large segment flag
3142 (Layout::segment_precedes): Sort large data segments after other
3144 (align_file_offset): New static function.
3145 (Layout::set_segment_offsets): Use align_file_offset.
3146 * output.h (class Output_section): Add is_small_section_ and
3147 is_large_section_ fields.
3148 (Output_section::is_small_section): New function.
3149 (Output_section::set_is_small_section): New function.
3150 (Output_section::is_large_section): New function.
3151 (Output_section::set_is_large_section): New function.
3152 (Output_section::is_large_data_section): New function.
3153 (class Output_segment): Add is_large_data_segment_ field.
3154 (Output_segment::is_large_data_segment): New function.
3155 (Output_segment::set_is_large_data_segment): New function.
3156 * output.cc (Output_section::Output_section): Initialize new
3158 (Output_segment::Output_segment): Likewise.
3159 (Output_segment::add_output_section): Add assertion that large
3160 data sections always go in large data segments. Force small data
3161 sections to the end of the list of data sections. Force small BSS
3162 sections to the start of the list of BSS sections. For large BSS
3163 sections to the end of the list of BSS sections.
3164 * symtab.h (class Symbol): Declare is_common_shndx.
3165 (Symbol::is_defined): Check Symbol::is_common_shndx.
3166 (Symbol::is_common): Likewise.
3167 (class Symbol_table): Define enum Commons_section_type. Update
3168 declarations. Add small_commons_ and large_commons_ fields.
3169 * symtab.cc (Symbol::is_common_shndx): New function.
3170 (Symbol_table::Symbol_table): Initialize new fields.
3171 (Symbol_table::add_from_object): Put small and large common
3172 symbols in the right list.
3173 (Symbol_table::sized_finalized_symbol): Check
3174 Symbol::is_common_shndx.
3175 (Symbol_table::sized_write_globals): Likewise.
3176 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3177 common symbol lists. Don't call do_allocate_commons_list if the
3179 (Symbol_table::do_allocate_commons_list): Remove is_tls
3180 parameter. Add comons_section_type parameter. Change all
3181 callers. Handle small and large common symbols.
3182 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3183 Symbol::is_common_shndx.
3184 * resolve.cc (symbol_to_bits): Likewise.
3185 * target.h (Target::small_common_shndx): New function.
3186 (Target::small_common_section_flags): New function.
3187 (Target::large_common_shndx): New function.
3188 (Target::large_common_section_flags): New function.
3189 (Target::new_output_section): New function.
3190 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3191 small_common_section_flags, and large_common_section_flags
3193 (Target::do_new_output_section): New virtual function.
3194 * arm.cc (Target_arm::arm_info): Initialize new fields.
3195 * i386.cc (Target_i386::i386_info): Likewise.
3196 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3198 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3199 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3200 (Target_x86_64::do_new_output_section): New function.
3201 * configure.ac: Define conditional MCMODEL_MEDIUM.
3202 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3203 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3204 (large_LDFLAGS): Define.
3205 * testsuite/large.c: New file.
3206 * testsuite/testfile.cc (Target_test::test_target_info):
3207 Initialize new fields.
3208 * configure, testsuite/Makefile.in: Rebuild.
3210 2009-06-05 Doug Kwan <dougkwan@google.com>
3212 * Makefile.am (CCFILES): Add target.cc.
3213 * Makefile.in: Regenerate.
3214 * i386.cc (class Target_i386): Define new virtual method to
3215 override do_is_local_label_name in parent.
3216 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3217 local symbols if --discard-locals or -X is given.
3218 * options.h (class General_options): Declare new options
3219 '--discard-locals' and '-X' for discarding locals.
3220 * target.h (class Target): Define new methods is_local_label_name.
3221 Declare new virtual method do_is_local_label_name.
3222 * target.cc: New file.
3223 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3224 (check_SCRIPTS): Add discard_locals_test.sh.
3225 (check_DATA): Add discard_local_tests.syms.
3226 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3227 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3228 * testsuite/Makefile.in: Regenerate.
3229 * testsuite/discard_locals_test.c: New file.
3230 * testsuite/discard_locals_test.sh: Same.
3232 2009-06-05 Doug Kwan <dougkwan@google.com>
3234 * object.cc (Sized_relobj::Sized_relobj): Initialize
3235 discarded_eh_frame_shndx_ to -1U.
3236 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3238 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3239 a discarded .eh_frame section.
3240 (Sized_relobj::do_finalize_local_symbols): Ditto.
3241 * object.h (class Sized_relobj): Declare new member
3242 discarded_eh_frame_shndx_.
3243 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3244 (local_labels_test.o, local_labels_test): New rules.
3245 * testsuite/Makefile.in: Regenerate.
3247 2009-06-04 Doug Kwan <dougkwan@google.com>
3249 * layout.cc (Layout::section_name_mapping): Add mapping for
3250 special ARM sections.
3252 2009-06-03 Doug Kwan <dougkwan@google.com>
3254 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3255 (utils::has_overflow): Same.
3257 2009-06-03 Ian Lance Taylor <iant@google.com>
3259 * layout.cc (Layout::section_name_mapping): New array, replacing
3260 Layout::linkonce_mapping.
3261 (Layout::section_name_mapping_count): New variable, replacing
3262 Layout::linkonce_mapping_count.
3263 (Layout::linkonce_output_name): Remove.
3264 (Layout::output_section_name): Rewrite.
3265 * layout.h (class Layout): Rename Linkonce_mapping to
3266 Section_name_mapping, linkonce_mapping to section_name_mapping,
3267 linkonce_mapping_count to section_name_mapping_count. Don't
3268 declare linkonce_output_name.
3270 2009-06-03 Doug Kwan <dougkwan@google.com>
3272 * gold/arm.cc (namespace utils): New.
3273 (Target_arm::reloc_is_non_pic): Define new method.
3274 (class Arm_relocate_functions): New.
3275 (Target_arm::Relocate::relocate): Handle relocation types used by
3278 2009-06-03 Ian Lance Taylor <iant@google.com>
3280 * arm.cc (Target_arm::scan::global): Use || instead of |.
3282 2009-06-02 Doug Kwan <dougkwan@google.com>
3284 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3285 issued_non_pic_error_.
3286 (class Target_arm::Scan): Declare new method check_non_pic.
3287 Define new method symbol_needs_plt_entry.
3288 Declare new data member issued_non_pic_error_.
3289 (class Target_arm::Relocate): Declare new method
3290 should_apply_static_reloc.
3291 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3292 (Target_arm::Scan::check_non_pic): Define new method.
3293 (Target_arm::Scan::local): Handle a small subset of reloc types used
3295 (Target_arm::Scan::local): Same.
3296 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3298 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3300 * incremental.cc (Incremental_inputs::report_command_line): Filter
3301 out --incremental-* options.
3303 2009-05-29 Doug Kwan <dougkwan@google.com>
3305 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3307 (class Target_arm): Update comment.
3308 (Target_arm::Target_arm): Initialize new data members GOT_,
3309 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3310 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3311 and Target_arm::rel_dyn_section.
3312 Declare new_enum Target_arm::Got_type.
3313 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3315 Update commments for member do_dynsym_value.
3316 (Target_arm::got_size, Target_arm::plt_section,
3317 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3318 new methods inside class defintion.
3319 (Target_arm::got_section): Define new method.
3320 (Target_arm::rel_dyn_section): Same.
3321 (Output_data_plt_arm): New template class.
3322 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3323 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3324 (Output_data_plt_arm::add_entry): Same.
3325 (Output_data_plt_arm::first_plt_entry): Define new
3326 static data member for PLT instruction template.
3327 (Output_data_plt_arm::plt_entry): Same.
3328 (Output_data_plt_arm::do_write): Define new method.
3329 (Target_arm::make_plt_entry): Same.
3330 (Target_arm::do_finalize_sections): Same.
3331 (Target_arm::do_dynsym_value): Same.
3333 2009-05-28 Doug Kwan <dougkwan@google.com>
3335 * Makefile.am (TARGETSOURCES): Add arm.cc.
3336 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3337 * Makefile.in: Regenerate.
3339 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3341 2009-05-26 Doug Kwan <dougkwan@google.com>
3343 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3344 (General_options::check_excluded_libs): Strip off directories in
3345 archive name before matching like GNU ld does.
3346 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3347 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3348 (exclude_libs_test_LDFLAGS): Add linker option
3349 -Wl,--exclude-libs,libexclude_libs_test_3
3350 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3351 an explicit archive without using -l.
3352 (alt/libexclude_libs_test_3.a): New make rule.
3353 * testsuite/Makefile.in: Regenerate.
3354 * testsuite/exclude_libs_test.c : Declare lib3_default().
3356 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3357 * exclude_libs_test_3.c: New file.
3359 2009-05-26 Nick Clifton <nickc@redhat.com>
3361 * po/id.po: New Indonesian translation.
3362 * po/gold.pot: Updated template file.
3364 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3366 * testsuite/Makefile.am: Add -ffunction-sections to compile
3367 gc_comdat_test files. Add -Wl,--gc-sections to build
3369 * testsuite/Makefile.in: Regenerate.
3370 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3372 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3374 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3375 kept comdat section was garbage collected.
3376 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3377 * testsuite/Makefile.in: Regenerate.
3378 * testsuite/gc_comdat_test.sh: New file.
3379 * testsuite/gc_comdat_test_1.cc: New file.
3380 * testsuite/gc_comdat_test_2.cc: New file.
3382 2009-05-19 Doug Kwan <dougkwan@google.com>
3384 * archive.cc (Archive::Archive): Move constructor from archive.h
3385 to here. Initialize no_export_.
3386 (Archive::get_elf_object_for_member): Set no_export flag of object.
3387 * archive.h (Archive::Archive): Move constructor body to
3389 (Archive::no_export): New method.
3390 (Archive::no_export_): New field.
3391 * object.h (Object::Object): Initialize no_export_ to false.
3392 (Object::no_export, Object::set_no_export): New methods.
3393 (Object::no_export_): New field.
3394 * options.cc (General_options::parse_exclude_libs): New method.
3395 (General_options::check_excluded_libs) Same.
3396 * options.h (exclude_libs): New option.
3397 (General_options::check_excluded_libs): New method declaration.
3398 (General_options::excluded_libs_): New field.
3399 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3400 default or protected visibility if an object has no-export flag set.
3401 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3402 (check_SCRIPTS): Add exclude_libs_test.sh.
3403 (check_DATA): Add exclude_libs_test.syms.
3404 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3405 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3406 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3407 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3408 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3409 libexclude_libs_test_2.a): New rules.
3410 * testsuite/Makefile.in: Regenerate.
3411 * testsuite/exclude_libs_test.c: New file.
3412 * testsuite/exclude_libs_test.sh: Ditto.
3413 * testsuite/exclude_libs_test_1.c: Ditto.
3414 * testsuite/exclude_libs_test_2.c: Ditto.
3416 2009-05-15 Ian Lance Taylor <iant@google.com>
3418 * configure.ac: Check for declarations for cases where libiberty.h
3419 checks HAVE_DECL_xxx.
3420 * configure, config.in: Rebuild.
3422 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3424 * gold.h (Incremental_argument_list): Remove (invalid) forward
3426 * incremental.cc (Incremental_inputs::report_achive): New method.
3427 (Incremental_inputs::report_object): New method.
3428 (Incremental_inputs::report_script): New method.
3429 (Incremental_inputs::finalize_inputs): New method.
3430 (Incremental_inputs::finalize): Call finalize_inputs().
3431 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3432 Create inputs entries.
3433 * incremental.h (Incremental_input_type): New enum.
3434 (Incremental_inputs::Incremental_input): Initialize new fields.
3435 (Incremental_inputs::report_inputs): New method.
3436 (Incremental_inputs::report_achive): New method.
3437 (Incremental_inputs::report_object): New method.
3438 (Incremental_inputs::report_script): New method.
3439 (Incremental_inputs::finalize_inputs): New method.
3440 (Incremental_inputs::Input_info): New struct.
3441 (Incremental_inputs::Input_info_map): New typedef.
3442 (Incremental_inputs::lock_): New field.
3443 (Incremental_inputs::Inputs_): New field.
3444 (Incremental_inputs::Inputs_map): New field.
3445 * main.cc (main): Call Incremental_input::report_inputs.
3446 * options.h (Input_argument_list): Typedef moved from
3448 (Input_file_group::Files): Remove, use ::Input_argument_list.
3449 (Input_file_group::Input_argument_list): Remove, use
3450 ::Input_argument_list.
3451 * plugin.cc (Plugin_manager::add_input_file): Add error in
3453 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3455 * script.cc (read_input_script): Call
3456 Incremental_input::report_script.
3457 * script.h (Script_info): New class.
3459 2009-04-27 Ian Lance Taylor <iant@google.com>
3461 * x86_64.cc (do_adjust_output_section): Set entsize to
3464 2009-04-23 Elliott Hughes <enh@google.com>
3466 * output.cc (Output_file::close): After short writes, continue
3467 writing from the correct offset in the buffer being written.
3469 2009-04-23 Chris Demetriou <cgd@google.com>
3471 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3472 * configure: Regenerate.
3473 * config.in: Regenerate.
3474 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3475 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3477 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3479 * incremental.cc (Incremental_inputs_header_data): Renamed from
3480 Incremental_input_header_data.
3481 (Incremental_inputs_header_data::data_size): New field.
3482 (Incremental_inputs_header_data::put_input_file_count): Renamed
3483 from input_file_count.
3484 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3485 from command_line_offset.
3486 (Incremental_inputs_header_data::put_reserved): Renamed from
3488 (Incremental_inputs_entry_data): Renamed from
3489 Incremental_input_entry_data.
3490 (Incremental_inputs_entry_data::data_size): New field.
3491 (Incremental_inputs::report_command_line): New method.
3492 (Incremental_inputs::finalize): New method.
3493 (Incremental_inputs::create_incremental_inputs_data): New method.
3494 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3495 * incremental.h: New file.
3496 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3497 (Layout::finalize): Create incremental inputs section in
3499 (Layout::create_incremental_info_sections): New method.
3500 * layout.h (Layout::incremental_inputs): New method.
3501 (Layout::create_incremental_info_sections): New method.
3502 (Layout::incremental_inputs_): New field.
3503 * main.cc (main): Notify Incremental_input of the command line.
3505 2009-04-01 Ian Lance Taylor <iant@google.com>
3506 Mikolaj Zalewski <mikolajz@google.com>
3508 * gold.h (reserve_unordered_map): Define, three versions, one for
3509 each version of Unordered_map.
3510 * layout.cc (Layout::Layout): Remove options parameter. Add
3511 number_of_input_files parameter. Don't initialize options_.
3512 Initialize number_of_input_files_ and resized_signatures_. Move
3513 sections_are_attached_.
3514 (Layout::layout_group): Reserve space for group_signatures_.
3515 (Layout::find_or_add_kept_section): Change name parameter to be a
3516 reference. Resize signatures_ map when it gets large enough.
3517 (Layout::layout_eh_frame): Use parameters->options() instead of
3519 (Layout::make_output_section): Likewise.
3520 (Layout::attach_allocated_section_to_segment): Likewise.
3521 (Layout::finalize, Layout::create_executable_stack): Likewise.
3522 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3523 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3524 * layout.h (class Layout): Update declarations. Remove options_
3525 field. Add number_of_input_files_ and resized_signatures_
3526 fields. Move sections_are_attached_ field.
3527 * main.cc (main): Pass number of input files to Layout
3528 constructor. Don't pass options.
3530 2009-03-30 Ian Lance Taylor <iant@google.com>
3532 * ffsll.c (ffsll): Correct implementation.
3534 2009-03-27 Ian Lance Taylor <iant@google.com>
3536 * ffsll.c: New file.
3537 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3538 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3539 * ftruncate.c (ftruncate): Declare before definition.
3540 * mremap.c (mremap): Likewise.
3541 * pread.c (pread): Likewise.
3542 * configure, Makefile.in, config.in: Rebuild.
3544 * mremap.c: New file.
3545 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3546 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3547 (mremap): Declare if HAVE_MREMAP is not defined.
3548 * configure, Makefile.in, config.in: Rebuild.
3550 2009-03-27 Cary Coutant <ccoutant@google.com>
3552 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3553 position independent.
3554 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3555 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3557 2009-03-24 Cary Coutant <ccoutant@google.com>
3559 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3561 (needs_dynamic_reloc): Likewise.
3563 2009-03-24 Ian Lance Taylor <iant@google.com>
3565 * yyscript.y (file_cmd): Recognize EXTERN.
3566 (extern_name_list, extern_name_list_body): New nonterminals.
3567 * script.cc (script_add_extern): Define.
3568 * script-c.h (script_add_extern): Declare.
3570 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3572 * object.cc (is_elf_object): Define.
3573 * object.h (is_elf_object): Declare.
3574 * archive.cc (Archive::get_elf_object_for_member): Call
3576 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3578 2009-03-24 Elliott Hughes <enh@google.com>
3580 * output.cc (Output_file::map_anonymous): Define.
3581 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3582 try an anonymous one. Report the size if the mmap fails.
3583 * output.h (class Output_file): Declare map_anonymous.
3585 2009-03-24 Ian Lance Taylor <iant@google.com>
3587 * target-select.cc (instantiate_target): Don't acquire the lock if
3588 the instantiated_target_ field has already been set.
3590 2009-03-23 Ian Lance Taylor <iant@google.com>
3592 * gold-threads.h (class Initialize_lock): Define.
3593 * gold-threads.cc (class Initialize_lock_once): Define.
3594 (initialize_lock_control): New static variable.
3595 (initialize_lock_pointer): New static variable.
3596 (initialize_lock_once): New static function.
3597 (Initialize_lock::Initialize_lock): Define.
3598 (Initialize_lock::initialize): Define.
3599 * target-select.h: Include "gold-threads.h".
3600 (class Target_selector): Add lock_ and initialize_lock_ fields.
3601 Don't define instantiate_target, just declare it.
3602 * target-select.cc (Target_selector::Target_selector): Initialize
3604 (Target_selector::instantiate_target): Define.
3605 * descriptors.h: Include "gold-threads.h".
3606 (class Descriptors): Add initialize_lock_ field.
3607 * descriptors.cc (Descriptors::Descriptors): Initialize new
3609 (Descriptors::open): Use initialize_lock_ field
3610 * errors.h (class Errors): Add initialize_lock_ field.
3611 * errors.cc (Errors::Errors): Initialize new field.
3612 (Errors::initialize_lock): Use initialize_lock_ field.
3613 * powerpc.cc (class Target_selector_powerpc): Remove
3614 instantiated_target_ field. In do_recognize call
3615 instantiate_target rather than do_instantiate_target. In
3616 do_instantiate_target just allocate a new target.
3617 * sparc.cc (class Target_selector_sparc): Likewise.
3619 * freebsd.h: New file.
3620 * i386.cc: Include "freebsd.h".
3621 (Target_i386): Derive from Target_freebsd rather than
3623 (Target_selector_i386): Derive from Target_selector_freebsd rather
3624 than Target_selector.
3625 * x86_64.cc: Include "freebsd.h".
3626 (Target_x86_64): Derive from Target_freebsd rather than
3628 (Target_selector_x86_64): Derive from Target_selector_freebsd
3629 rather than Target_selector.
3630 * target.h (class Target): Add adjust_elf_header and
3631 do_adjust_elf_header.
3632 * output.cc (Output_file_header:: do_sized_write): Call target
3633 adjust_elf_header routine.
3634 * configure.tgt: Set targ_osabi.
3635 * configure.ac: Define GOLD_DEFAULT_OSABI.
3636 * parameters.cc (Parameters::default_target): Pass
3637 GOLD_DEFAULT_OSABI to select_target.
3638 * target-select.h (class Target_selector): Make instantiate_target
3639 protected rather than private.
3640 * Makefile.am (HFILES): Add freebsd.h.
3641 * configure, Makefile.in, config.in: Rebuild.
3643 * merge.cc (do_add_input_section): Correct pend value. Change
3644 message about last entry not being null terminated from error to
3647 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3649 * incremental.cc: New file.
3650 * Makefile.am (CCFILES): Add incremental.cc.
3651 * Makefile.in: Rebuild.
3653 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3655 * layout.cc (Layout::output_section_name): Preserve names
3656 of '.note.' sections.
3658 2009-03-19 Ian Lance Taylor <iant@google.com>
3660 * descriptors.cc (Descriptors::open): Check that the options are
3661 valid before using them.
3663 2009-03-18 Ian Lance Taylor <iant@google.com>
3665 * script-sections.h: Include <list>.
3666 (class Script_sections): Change Sections_elements from std::vector
3667 to std::list. Typedef public Elements_iterator. Add
3668 orphan_section_placement_, data_segment_align_start_, and
3669 saw_data_segment_align_ fields. Remove data_segment_align_index_
3671 * script-sections.cc (class Orphan_section_placement): New class.
3672 (class Sections_element): Add virtual functions is_relro and
3673 orphan_section_init. Remove virtual function place_orphan_here.
3674 (class Output_section_definition): Add is_relro and
3675 orphan_section_init. Remove place_orphan_here.
3676 (class Orphan_output_section): Likewise.
3677 (Script_sections::Script_sections): Update for field changes.
3678 (Script_sections::data_segment_align): Set saw_data_segment_align_
3679 and data_segment_align_start_, not data_segment_align_index.
3680 (Script_sections::data_segment_relro_end): Check
3681 saw_data_segment_align_. Use data_segment_align_start_ rather
3682 than data_segment_align_index_.
3683 (Script_sections::place_orphan): Rewrite to use
3684 Orphan_section_placement.
3686 2009-03-17 Ian Lance Taylor <iant@google.com>
3688 * archive.cc (Archive::add_symbols): Check for a version attached
3689 to the symbol name in the archive map.
3690 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3691 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3692 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3693 (ver_test_11.a): New target.
3694 * testsuite/Makefile.in: Rebuild.
3696 * configure.ac: Check for chsize and posix_fallocate. Replace
3698 * ftruncate.c: New file, from gnulib.
3699 * output.cc (posix_fallocate): Define dummy version if not
3700 HAVE_POSIX_FALLOCATE.
3701 (Output_file::map): Call posix_fallocate rather than lseek and
3703 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3704 * configure, Makefile.in, config.in: Rebuild.
3706 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3708 * layout.h (Layout::create_note): Add section_name parameter.
3709 * layout.cc (Layout::create_note): Likewise.
3710 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3712 2009-03-17 Ian Lance Taylor <iant@google.com>
3714 * descriptors.cc: Include "options.h".
3715 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3716 (Descriptors::open): Always use O_CLOEXEC when opening a new
3717 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3718 then set FD_CLOEXEC.
3720 * sparc.cc (class Target_sparc): Add has_got_section.
3721 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3722 make sure we have a GOT section.
3724 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3725 (Target_sparc::Scan::local): Likewise.
3726 (Target_sparc::Scan::global): Likewise.
3727 (Target_sparc::Relocate::relocate): Likewise.
3728 (Target_sparc::Relocate::relocate_tls): Likewise.
3730 * symtab.cc (Symbol_table::define_default_version): New function,
3731 broken out of add_from_object.
3732 (Symbol_table::add_from_object): Call define_default_version.
3733 (Symbol_table::define_special_symbol): Add resolve_oldsym
3734 parameter. Change all callers. If the version for a symbol comes
3735 from a version script, resolve it with the symbol with the same
3736 name with no version. Also add the symbol without a version if
3738 (do_define_in_output_data): If resolving with oldsym, don't delete
3740 (do_define_in_output_segment): Likewise.
3741 (do_define_as_constant): Likewise.
3742 * symtab.h (class Symbol_table): Update declarations.
3744 2009-03-13 Ian Lance Taylor <iant@google.com>
3746 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3747 (Read_symbols::requeue): New function.
3748 (Read_symbols::do_read_symbols): If make_elf_object fails because
3749 the target type is not configured, and the file was searched for,
3750 issue a warning and retry with the next directory.
3751 (Add_symbols::run): If the file has an incompatible format, and
3752 it was searched for, requeue the Read_symbols task. On error,
3754 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3755 dirindex parameter to constructor. Change all callers. Declare
3756 incompatible_warning and requeue.
3757 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3758 input_argument_ and input_group_ fields. Add them to
3759 constructor. Change all callers.
3760 (class Read_script): Add dirindex_ field. Add it to constructor.
3762 * archive.cc (Archive::setup): Remove input_objects parameter.
3764 (Archive::get_file_and_offset): Likewise.
3765 (Archive::read_all_symbols): Likewise.
3766 (Archive::read_symbols): Likewise.
3767 (Archive::get_elf_object_for_member): Remove input_objects
3768 parameter. Add punconfigured parameter. Change all callers.
3769 (Archive::add_symbols): Change return type to bool. Check return
3770 value of include_member.
3771 (Archive::include_all_members): Likewise.
3772 (Archive::include_member): Change return type to bool. Return
3773 false if first included object has incompatible target. Set
3774 included_member_ field.
3775 (Add_archive_symbols::run): If add_symbols returns false, requeue
3777 * archive.h (class Archive): Add included_member_ field.
3778 Initialize it in constructor. Add input_file and searched_for
3779 methods. Update declarations.
3780 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3781 input_argument_ fields. Add them to constructor. Change all
3783 * script.cc: Include "target-select.h".
3784 (class Parser_closure): Add skip_on_incompatible_target_ and
3785 found_incompatible_target_ fields. Add
3786 skip_on_incompatible_target parameter to constructor. Change all
3787 callers. Add methods skip_on_incompatible_target,
3788 clear_skip_on_incompatible_target, found_incompatible_target, and
3789 set_found_incompatible_target.
3790 (read_input_script): Add dirindex parameter. Change all callers.
3791 If parser finds an incompatible target, requeue Read_symbols
3793 (script_set_symbol): Clear skip_on_incompatible_target in
3795 (script_add_assertion, script_parse_option): Likewise.
3796 (script_start_sections, script_add_phdr): Likewise.
3797 (script_check_output_format): New function.
3798 * script.h (read_input_script): Update declaration.
3799 * script-c.h (script_check_output_format): Declare.
3800 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3801 (ignore_cmd): Remove OUTPUT_FORMAT.
3802 * fileread.cc (Input_file::Input_file): Add explicit this.
3803 (Input_file::will_search_for): New function.
3804 (Input_file::open): Add pindex parameter. Change all callers.
3805 * fileread.h (class Input_file): Add input_file_argument method.
3806 Declare will_search_for. Update declarations.
3807 * object.cc (make_elf_object): Add punconfigured parameter.
3809 * object.h (class Object): Make input_file public. Add
3810 searched_for method.
3811 (make_elf_object): Update declaration.
3812 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3814 * dirsearch.h (class Dirsearch): Update declaration.
3815 * options.h (class General_options): Add --warn-search-mismatch.
3816 * parameters.cc (Parameters::is_compatible_target): New function.
3817 * parameters.h (class Parameters): Declare is_compatible_target.
3818 * workqueue.cc (Workqueue::add_blocker): New function.
3819 * workqueue.h (class Workqueue): Declare add_blocker.
3821 * fileread.cc (Input_file::open): Remove options parameter.
3823 (Input_file::open_binary): Likewise.
3824 * script.cc (read_input_script): Likewise.
3825 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3826 options parameter from constructor. Change all callers.
3827 (class Read_script): Likewise.
3828 * fileread.h (class Input_file): Update declarations.
3829 * script.h (read_input_script): Update declaration.
3831 2009-03-10 Nick Clifton <nickc@redhat.com>
3833 * po/es.po: New Spanish translation.
3835 2009-03-06 Cary Coutant <ccoutant@google.com>
3837 * options.cc (parse_short_option): Keep dash_z from registering itself.
3839 2009-03-03 Ian Lance Taylor <iant@google.com>
3842 * target-reloc.h (relocate_section): Pass output_section to
3844 * i386.cc (Target_i386::should_apply_static_reloc): Add
3845 output_section parameter. Change all callers.
3846 (Target_i386::Relocate::relocate): Add output_section parameter.
3847 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3848 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3849 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3850 * testsuite/two_file_shared.sh: New script.
3851 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3852 (check_DATA): Add two_file_shared.dbg.
3853 (two_file_shared.dbg): New target.
3854 * testsuite/Makefile.in: Rebuild.
3856 2009-03-01 Ian Lance Taylor <iant@google.com>
3858 * configure.ac: Check for byteswap.h.
3859 * configure: Rebuild.
3860 * config.in: Rebuild.
3862 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3864 * layout.cc (Layout::find_or_add_kept_section): New function.
3865 (Layout::add_comdat): Removed.
3866 * layout.h (struct Kept_section): Move out of class Layout.
3867 Remove trailing underscores from field names. Add group_sections
3868 field. Rename group_ field to is_group. Change all uses.
3869 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3870 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3871 comdat_groups_ field.
3872 (Sized_relobj::include_section_group): Use
3873 find_or_add_kept_section and Kept_section::group_sections.
3874 (Sized_relobj::include_linkonce_section): Likewise.
3875 * object.cc (class Sized_relobj): Don't define Comdat_group or
3876 Comdat_group_table. Remove find_comdat_group and
3877 add_comdat_group. Remove comdat_groups_ field.
3878 * plugin.cc (include_comdat_group): Use
3879 Layout::find_or_add_kept_section.
3881 2009-02-28 Ian Lance Taylor <iant@google.com>
3883 * README: --gc-sections and map files are now supported. Document
3884 some build requirements.
3887 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3888 relocatable link set the value of the section symbol to zero.
3889 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3890 relocatable link don't include the section address in the local
3893 2009-02-27 Ian Lance Taylor <iant@google.com>
3896 * options.h (class Search_directory): Add is_system_directory.
3897 (class General_options): Declare is_in_system_directory.
3898 * options.cc (get_relative_sysroot): Make static.
3899 (get_default_sysroot): Make static.
3900 (General_optoins::is_in_system_directory): New function.
3901 * fileread.cc (Input_file::is_in_system_directory): New function.
3902 * fileread.h (class Input_file): Declare is_in_system_directory.
3903 * object.h (class Object): Add is_in_system_directory.
3904 (class Input_objects): Remove system_library_directory_ field.
3905 * object.cc (Input_objects::add_object): Don't set
3906 system_library_directory_.
3907 (input_objects::found_in_system_library_directory): Remove.
3908 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3909 parameter. Change all callers.
3910 (Symbol_table::sized_write_globals): Likewise.
3911 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3912 Call Object::is_in_system_directory.
3913 * symtab.h (class Symbol_table): Update declarations.
3916 * descriptors.h (Open_descriptor): Add is_on_stack field.
3917 * descriptors.cc (Descriptors::open): If the descriptor is on the
3918 top of the stack, remove it. Initialize is_on_stack field.
3919 (Descriptors::release): Only add pod to stack if it is not on the
3921 (Descriptors::close_some_descriptor): Clear stack_next and
3925 * output.cc (Output_section::find_starting_output_address): Rename
3926 from starting_output_address; add PADDR parameter; change return
3928 * output.h (class Output_section): Declare
3929 find_starting_output_address instead of starting_output_address.
3930 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3931 section symbol for which we can't find a merge section.
3934 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3935 hidden or internal, force the symbol to be local.
3936 * resolve.cc (Symbol::override_visibility): Define.
3937 (Symbol::override_base): Use override_visibility.
3938 (Symbol_table::resolve): Likewise.
3939 (Symbol::override_base_with_special): Likewise.
3940 (Symbol_table::override_with_special): If the visibility is hidden
3941 or internal, force the symbol to be local.
3942 * symtab.h (class Symbol): Add set_visibility and
3943 override_visibility.
3944 * testsuite/ver_test_1.sh: New file.
3945 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3946 (check_DATA): Add ver_test_1.syms.
3947 (ver_test_1.syms): New target.
3948 * testsuite/Makefile.in: Rebuild.
3950 2009-02-25 Cary Coutant <ccoutant@google.com>
3952 * layout.cc (Layout::choose_output_section): Don't rename sections
3953 when using a linker script that has a SECTIONS clause.
3954 * Makefile.in: Regenerate.
3956 * testsuite/Makefile.am (script_test_5.sh): New test case.
3957 * testsuite/Makefile.in: Regenerate.
3958 * testsuite/script_test_5.cc: New file.
3959 * testsuite/script_test_5.sh: New file.
3960 * testsuite/script_test_5.t: New file.
3962 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
3964 * archive.cc (Archive::include_member): Update calls to add_symbols.
3965 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3966 the Layout argument.
3967 * dynobj.h (do_add_symbols): Add the Layout argument.
3968 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3970 * object.h (Object::add_symbols): Add the Layout argument.
3971 (Object::do_add_symbols): Add the Layout argument.
3972 (Sized_relobj::do_add_symbols): Add the Layout argument.
3973 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3974 Unify the two versions.
3975 (Add_plugin_symbols): Remove.
3976 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3977 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3978 (Add_plugin_symbols): Remove.
3979 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3980 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3981 (Add_symbols::run): Make it work with Pulginobj.
3983 2009-02-06 Ian Lance Taylor <iant@google.com>
3985 * object.cc (Sized_relobj::do_layout): Make info message start
3986 with lower case letter.
3988 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3990 * binary.cc: Fix file comment.
3992 * options.h (enum Incremental_disposition): Define.
3993 (class General_options): Add new options: --incremental,
3994 --incremental_changed, --incremental_unchanged,
3995 --incremental_unknown. Add incremental_disposition_ and
3996 implicit_incremental_ fields.
3997 (General_options::incremental_disposition): New function.
3998 (class Position_dependent_options): Add incremental_disposition
4000 (Position_dependent_options::copy_from_options): Set incremental
4002 * options.cc (General_options::parse_incremental_changed): New
4004 (General_options::parse_incremental_unchanged): New function.
4005 (General_options::parse_incremental_unknown): New function.
4006 (General_options::General_options): Initialize new fields
4007 incremental_disposition_ and implicit_incremental_.
4008 (General_options::finalize): Check for uasge of --incremental-*
4009 without --incremental.
4011 2009-02-06 Chris Demetriou <cgd@google.com>
4013 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4014 pointer and to report location as the file name associated with
4016 (gold_undefined_symbol_at_location): New function to replace the
4017 old gold_undefined_symbol functionality.
4018 * target-reloc.h (relocate_section): Update to use
4019 gold_undefined_symbol_at_location.
4020 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4021 Call gold_undefined_symbol function rather than gold_error.
4022 * errors.h (Errors::undefined_symbol): Take location as a
4023 string, rather than calculating it from a relocation.
4024 * errors.cc (Errors::fatal): Print "fatal error:" before the
4026 (Errors::error, Errors::error_at_location): Print "error: "
4027 before the formatted message.
4028 (Errors::undefined_symbol): Take location as a string, rather
4029 than calculating it from a relocation.
4030 (gold_undefined_symbol_at_location): New function akin to
4031 old gold_undefined_symbol, calculates location from relocation.
4032 (gold_undefined_symbol): Change to take only a Symbol pointer
4033 and to report location as the file name associated with the symbol.
4034 * testsuite/debug_msg.sh: Update for changed error messages.
4035 * testsuite/undef_symbol.sh: Likewise.
4037 2009-02-04 Duncan Sands <baldrick@free.fr>
4040 * reduced_debug_output.h
4041 (Output_reduced_debug_abbrev_section::failed): Use format for
4043 (Output_reduced_debug_info_section::faild): Likewise.
4045 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4047 * script.cc (Lazy_demangler): New class.
4048 (Version_script_info::get_symbol_version_helper): Demangle a
4051 2009-01-29 Cary Coutant <ccoutant@google.com>
4053 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4055 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4057 2009-01-28 Ian Lance Taylor <iant@google.com>
4059 * version.cc (version_string): Bump to 1.9.
4061 * gold.h: Include <cstring> and <stdint.h>.
4062 * version.cc: Include <cstdio>.
4063 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4065 * reduced_debug_output.cc (insert_into_vector): Rename from
4066 Insert_into_vector; change all callers. Use Swap_unaligned to
4067 avoid aliasing issue; remove union since it is unnecessary.
4069 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4071 * Makefile.am (CCFILES): Add gc.cc.
4073 * Makefile.in: Regenerate.
4074 * gold.cc (Gc_runner): New class.
4075 (queue_initial_tasks): Call garbage collection related tasks
4076 when corresponding options are invoked.
4077 (queue_middle_gc_tasks): New function.
4078 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4079 processed early before laying out sections during garbage collection.
4080 * gold.h (queue_middle_gc_tasks): New function.
4081 (is_prefix_of): Move from "layout.cc".
4082 * i386.cc (Target_i386::gc_process_relocs): New function.
4083 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4084 * main.cc (main): Create object of class "Garbage_collection".
4085 * object.cc (Relobj::copy_symbols_data): New function.
4086 (Relobj::is_section_name_included): New function.
4087 (Sized_relobj::do_layout): Allow this function to be called twice
4088 during garbage collection and defer layout of section during the
4090 * object.h (Relobj::get_symbols_data): New function.
4091 (Relobj::is_section_name_included): New function.
4092 (Relobj::copy_symbols_data): New function.
4093 (Relobj::set_symbols_data): New function.
4094 (Relobj::get_relocs_data): New function.
4095 (Relobj::set_relocs_data): New function.
4096 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4097 (Relobj::gc_process_relocs): New function.
4098 (Relobj::do_gc_process_relocs): New pure virtual function.
4099 (Relobj::sd_): New data member.
4100 (Sized_relobj::is_output_section_offset_invalid): New function.
4101 (Sized_relobj::do_gc_process_relocs): New function.
4102 * options.h (General_options::gc_sections): Modify to not be a no-op.
4103 (General_options::print_gc_sections): New option.
4104 * plugin.cc (Plugin_finish::run): Remove function call to
4105 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4106 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4107 * reloc.cc (Read_relocs::run): Add task to process relocs and
4108 determine unreferenced sections when doing garbage collection.
4109 (Gc_process_relocs): New class.
4110 (Sized_relobj::do_gc_process_relocs): New function.
4111 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4112 sections that are garbage collected.
4113 * reloc.h (Gc_process_relocs): New class.
4114 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4115 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4116 symbols whose corresponding sections are garbage collected.
4117 (Symbol_table::Symbol_table): Add new parameter for the garbage
4119 (Symbol_table::gc_mark_undef_symbols): New function.
4120 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4121 (Symbol_table::gc_mark_dyn_syms): New function.
4122 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4124 (Symbol_table::add_from_object): Likewise.
4125 (Symbol_table::add_from_relobj): When building shared objects, do not
4126 treat externally visible symbols as garbage.
4127 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4128 table information for static and relocatable links.
4129 * symtab.h (Symbol_table::set_gc): New function.
4130 (Symbol_table::gc): New function.
4131 (Symbol_table::gc_mark_undef_symbols): New function.
4132 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4133 (Symbol_table::gc_mark_dyn_syms): New function.
4134 (Symbol_table::gc_): New data member.
4135 * target.h (Sized_target::gc_process_relocs): New pure virtual
4137 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4138 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4140 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4142 * options.h (General_options::gc_sections): Define as a no-op for now.
4143 (General_options::no_keep_memory): Ditto.
4144 (General_options::Bshareable): Define.
4145 * options.cc (General_options::finalize): Honor -Bshareable.
4147 2009-01-20 Andreas Schwab <schwab@suse.de>
4149 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4150 read the value in the contents, since we don't use it. Use the
4151 template endianness when writing.
4152 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4154 2009-01-19 Andreas Schwab <schwab@suse.de>
4156 * configure.tgt (powerpc64-*): Fix targ_obj.
4158 2009-01-15 Ian Lance Taylor <iant@google.com>
4160 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4161 local symbols when stripping all symbols.
4163 2009-01-14 Cary Coutant <ccoutant@google.com>
4165 * output.cc (Output_reloc): Add explicit instantiations.
4167 2009-01-14 Cary Coutant <ccoutant@google.com>
4169 * archive.cc (Archive::get_elf_object_for_member): Remove call
4170 to File_read::claim_for_plugin.
4171 * descriptors.cc (Descriptors::open): Remove reference to
4173 (Descriptors::claim_for_plugin): Remove.
4174 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4175 (Descriptors::is_claimed): Remove.
4176 (claim_descriptor_for_plugin): Remove.
4177 * fileread.cc (File_read::claim_for_plugin): Remove.
4178 * fileread.h (File_read::claim_for_plugin): Remove.
4179 (File_read::descriptor): Reopen descriptor if necessary.
4180 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4181 (Plugin_manager::all_symbols_read): Add task parameter. Change
4183 (Plugin_manager::get_input_file): New function.
4184 (Plugin_manager::release_input_file): New function.
4185 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4186 corresponding data member.
4187 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4188 and pass to base constructor. Change all callers.
4189 (get_input_file, release_input_file): New functions.
4190 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4191 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4192 (Plugin_manager::all_symbols_read): Add task parameter.
4193 (Plugin_manager::get_input_file): New function.
4194 (Plugin_manager::release_input_file): New function.
4195 (Plugin_manager::task_): New data member.
4196 (Pluginobj::Pluginobj): Add filesize parameter.
4197 (Pluginobj::filename): New function.
4198 (Pluginobj::descriptor): New function.
4199 (Pluginobj::filesize): New function.
4200 (Pluginobj::filesize_): New data member.
4201 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4202 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4203 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4205 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4206 with archive libraries.
4207 * testsuite/Makefile.in: Regenerate.
4208 * testsuite/plugin_test.c (struct sym_info): New type.
4209 (get_input_file, release_input_file): New static variables.
4210 (onload): Capture new transfer vector entries.
4211 (claim_file_hook): Stop reading at end of file according to filesize.
4212 Factor out parsing of readelf output into separate function.
4213 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4214 APIs and get the source file name from the symbol table. Convert
4215 source file name to corresponding object file name. Print info
4216 message when adding new input files.
4217 (parse_readelf_line): New function.
4218 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4219 * testsuite/plugin_test_2.sh: Likewise.
4220 * testsuite/plugin_test_3.sh: Likewise.
4221 * testsuite/plugin_test_4.sh: New test case.
4223 2009-01-07 Ian Lance Taylor <iant@google.com>
4225 * version.cc (version_string): Bump to 1.8.
4227 2008-12-23 Cary Coutant <ccoutant@google.com>
4229 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4230 * plugin.cc (Plugin_manager::finish): Rename as
4231 layout_deferred_objects. Move cleanup to separate function.
4232 (Plugin_manager::cleanup): New function.
4233 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4235 * plugin.h (Plugin_manager::finish): Rename as
4236 layout_deferred_objects.
4237 (Plugin_manager::cleanup): New function.
4238 (Plugin_manager::cleanup_done): New field.
4240 2008-12-23 Cary Coutant <ccoutant@google.com>
4242 * plugin.cc (is_visible_from_outside): New function.
4243 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4244 so we don't return "IR only" status for exported symbols or -r links.
4246 * testsuite/Makefile.am (plugin_test_3): New test case.
4247 * testsuite/Makefile.in: Regenerate.
4248 * testsuite/plugin_test_3.sh: New file.
4250 2008-12-22 Cary Coutant <ccoutant@google.com>
4252 * object.cc (Sized_relobj::layout_section): New function.
4253 (Sized_relobj::do_layout): Defer layout of input sections until after
4254 plugin has provided replacement files.
4255 (Sized_relobj::do_layout_deferred_sections): New function.
4256 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4257 (Relobj::layout_deferred_sections): New function.
4258 (Relobj::do_layout_deferred_sections): New function.
4259 (Sized_relobj::do_layout_deferred_sections): New function.
4260 (Sized_relobj::layout_section): New function.
4261 (Sized_relobj::Deferred_layout): New structure.
4262 (Sized_relobj::deferred_layout_): New field.
4263 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4264 Change all callers. Layout deferred sections.
4265 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4267 (Plugin_hook::run): Move code from do_plugin_hook inline.
4268 (Plugin_hook::do_plugin_hook): Remove.
4269 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4270 (Plugin_manager::finish): Renamed, was cleanup.
4271 (Plugin_manager::should_defer_layout): New function.
4272 (Plugin_manager::add_deferred_layout_object): New function.
4273 (Plugin_manager::Deferred_layout_list): New type.
4274 (Plugin_manager::deferred_layout_objects_): New field.
4275 (Plugin_hook::do_plugin_hook): Remove.
4277 2008-12-17 Ian Lance Taylor <iant@google.com>
4279 * options.h (class General_options): Add --no case for
4282 2008-12-16 Cary Coutant <ccoutant@google.com>
4284 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4286 (Plugin_manager::claim_file): Create plugin object even if
4287 plugin did not call the add_symbols callback.
4288 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4289 asking for more symbols than were added.
4290 * testsuite/Makefile.am (plugin_test_1): Add test case with
4292 (empty.syms): New target.
4293 * testsuite/Makefile.in: Regenerate.
4294 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4295 message. Don't call add_symbols if no globals.
4296 (all_symbols_read_hook): Don't provide replacement for empty
4299 2008-12-12 Ian Lance Taylor <iant@google.com>
4301 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4302 r_type == 0 for a local symbol with r_sym == 0.
4303 (scan_relocatable_relocs): Pass r_sym to
4304 local_non_section_strategy.
4305 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4308 * configure.ac: Update test for TLS descriptors: they are
4309 supported as of glibc 2.9.
4310 * configure: Rebuild.
4312 2008-12-11 Ian Lance Taylor <iant@google.com>
4315 * target-reloc.h (Default_scan_relocatable_relocs): For each
4316 function, map r_type == 0 to RELOC_DISCARD.
4318 2008-12-10 Cary Coutant <ccoutant@google.com>
4320 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4321 object to override a kept COMDAT group from a plugin object.
4323 2008-12-09 Ian Lance Taylor <iant@google.com>
4326 * yyscript.y (file_cmd): Handle INPUT.
4328 * testsuite/initpri1.c: Change all declarations to be full
4329 prototypes by adding void, to avoid compiler warnings.
4331 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4333 * options.cc (General_options::parse_plugin_opt): New.
4334 (General_options::add_plugin): The argument now is just the filename.
4335 (General_options::add_plugin_option): New.
4336 * options.h (plugin_opt): New.
4337 (add_plugin): Change argument name.
4338 (add_plugin_option): New.
4339 * plugin.cc (Plugin::load): Don't parse the plugin option.
4340 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4341 (Plugin::add_option): New.
4342 (Plugin::args_): Change type.
4343 (Plugin::filename_): New.
4344 (Plugin_manager::add_plugin_option): New.
4345 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4346 * testsuite/Makefile.in: Regenerate.
4348 2008-12-05 Cary Coutant <ccoutant@google.com>
4350 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4351 Handle --strip-lto-sections option.
4352 * options.h (strip_lto_sections): New option.
4354 2008-12-01 Cary Coutant <ccoutant@google.com>
4356 * plugin.cc (ld_plugin_message): Change format parameter to const.
4357 Fix mismatch between new[] and delete.
4359 2008-11-14 Cary Coutant <ccoutant@google.com>
4361 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4364 2008-11-05 Craig Silverstein <csilvers@google.com>
4366 * options.cc (General_options::parse_dynamic_list): New function.
4367 * options.h (General_options): New flags dynamic_list,
4368 dynamic_list_data, dynamic_list_cpp_new, and
4369 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4370 (General_options::in_dynamic_list): New function.
4371 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4372 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4373 (Lex::can_continue_name): Likewise.
4375 (read_script_file): New parameter script_options.
4376 (read_dynamic_list): New function.
4377 (Script_options::define_dynamic_list): New function.
4378 (dynamic_list_keyword_parsecodes): New variable.
4379 (dynamic_list_keywords): New variable.
4380 * script.h (Script_options::define_dynamic_list): New function
4382 (read_dynamic_list): New function prototype.
4383 * symtab.cc (strprefix): New macro.
4384 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4385 dynamic_list_data, dynamic_list_cpp_new, and
4386 dynamic_list_cpp_typeinfo.
4387 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4388 (dynamic_list_expr): New rule.
4389 (dynamic_list_nodes): Likewise.
4390 (dynamic_list_node): Likewise.
4391 * testsuite/Makefile.am (dynamic_list): New test.
4392 * testsuite/Makefile.in: Regenerated.
4393 * testsuite/dynamic_list.t: New file.
4394 * testsuite/dynamic_list.sh: New file.
4396 2008-11-05 Craig Silverstein <csilvers@google.com>
4398 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4399 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4400 (t11_last): Likewise.
4401 * testsuite/ver_test_6.c (main): Likewise.
4403 2008-10-07 Cary Coutant <ccoutant@google.com>
4405 * options.c (General_options::finalize): Add check for -static and
4407 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4410 2008-10-02 Cary Coutant <ccoutant@google.com>
4412 * plugin.cc (make_sized_plugin_object): Fix conditional
4413 compilation to work when not all targets are enabled.
4415 2008-09-29 Cary Coutant <ccoutant@google.com>
4417 * archive.cc (Archive::get_file_and_offset): Use filename instead
4418 of name to get library path.
4419 (Archive::include_member): Unlock external member of a thin archive.
4421 * testsuite/Makefile.am (TEST_AR): New variable.
4422 (thin_archive_test_1): New test.
4423 (thin_archive_test_2): New test.
4424 * testsuite/Makefile.in: Regenerate.
4425 * testsuite/thin_archive_main.cc: New file.
4426 * testsuite/thin_archive_test_1.cc: New file.
4427 * testsuite/thin_archive_test_2.cc: New file.
4428 * testsuite/thin_archive_test_3.cc: New file.
4429 * testsuite/thin_archive_test_4.cc: New file.
4431 2008-09-29 Cary Coutant <ccoutant@google.com>
4433 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4434 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4436 (Sized_relobj::do_finalize_local_symbols): Likewise.
4437 (Sized_relobj::map_to_kept_section): Likewise.
4438 * object.h (Sized_relobj::invalid_address): New constant.
4439 (Sized_relobj::do_output_section_offset): Check for invalid_address
4441 * output.cc (Output_reloc::local_section_offset): Use constant
4442 invalid_address instead of -1U.
4443 (Output_reloc::get_address): Likewise.
4444 (Output_section::output_address): Change -1U to -1ULL.
4445 * output.h (Output_reloc::invalid_address): New constant.
4446 * reloc.cc (Sized_relobj::write_sections): Use constant
4447 invalid_address instead of -1U.
4448 (Sized_relobj::relocate_sections): Likewise.
4449 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4450 values for merge sections.
4451 * target-reloc.h (relocate_for_relocatable): Use constant
4452 invalid_address instead of -1U.
4454 2008-09-19 Cary Coutant <ccoutant@google.com>
4456 Add plugin functionality for link-time optimization (LTO).
4457 * configure.ac (plugins): Add --enable-plugins option.
4458 * configure: Regenerate.
4459 * config.in: Regenerate.
4460 * Makefile.am (LIBDL): New variable.
4461 (CCFILES): Add plugin.cc.
4462 (HFILES): Add plugin.h.
4463 (ldadd_var): Add LIBDL.
4464 * Makefile.in: Regenerate.
4466 * archive.cc: Include "plugin.h".
4467 (Archive::setup): Don't preread archive symbols when using a plugin.
4468 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4469 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4471 (Archive::include_member): Add symbols from plugin objects.
4472 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4473 * descriptors.cc (Descriptors::open): Check for file descriptors
4474 abandoned by plugins.
4475 (Descriptors::claim_for_plugin): New function.
4476 * descriptors.h (Descriptors::claim_for_plugin): New function.
4477 (Open_descriptor::is_claimed): New field.
4478 (claim_descriptor_for_plugin): New function.
4479 * fileread.cc (File_read::claim_for_plugin): New function.
4480 * fileread.h (File_read::claim_for_plugin): New function.
4481 (File_read::descriptor): New function.
4482 * gold.cc: Include "plugin.h".
4483 (queue_initial_tasks): Add task to call plugin hooks for generating
4485 * main.cc: Include "plugin.h".
4486 (main): Load plugin libraries.
4487 * object.h (Pluginobj): Declare.
4488 (Object::pluginobj): New function.
4489 (Object::do_pluginobj): New function.
4490 (Object::set_target): New function.
4491 * options.cc: Include "plugin.h".
4492 (General_options::parse_plugin): New function.
4493 (General_options::General_options): Initialize plugins_ field.
4494 (General_options::add_plugin): New function.
4495 * options.h (Plugin_manager): Declare.
4496 (General_options): Add --plugin option.
4497 (General_options::has_plugins): New function.
4498 (General_options::plugins): New function.
4499 (General_options::add_plugin): New function.
4500 (General_options::plugins_): New field.
4501 * plugin.cc: New file.
4502 * plugin.h: New file.
4503 * readsyms.cc: Include "plugin.h".
4504 (Read_symbols::do_read_symbols): Check for archive before checking
4505 for ELF file. Call plugin hooks to claim files.
4506 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4507 from a real object file; force override when processing replacement
4509 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4510 (Symbol::init_base_object): Likewise.
4511 (Symbol::init_base_output_data): Likewise.
4512 (Symbol::init_base_output_segment): Likewise.
4513 (Symbol::init_base_constant): Likewise.
4514 (Symbol::init_base_undefined): Likewise.
4515 (Symbol::output_section): Assert that object is not a plugin.
4516 (Symbol_table::add_from_pluginobj): New function.
4517 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4519 (Symbol_table::sized_write_globals): Likewise.
4520 (Symbol_table::add_from_pluginobj): Instantiate template.
4521 * symtab.h (Sized_pluginobj): Declare.
4522 (Symbol::in_real_elf): New function.
4523 (Symbol::set_in_real_elf): New function.
4524 (Symbol::in_real_elf_): New field.
4525 (Symbol_table::add_from_pluginobj): New function.
4527 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4528 (LIBDL): New variable.
4530 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4531 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4532 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4533 (MOSTLYCLEANFILES): Likewise.
4534 * testsuite/Makefile.in: Regenerate.
4535 * testsuite/plugin_test.c: New file.
4536 * testsuite/plugin_test_1.sh: New file.
4537 * testsuite/plugin_test_2.sh: New file.
4539 2008-09-16 Ian Lance Taylor <iant@google.com>
4541 * target-reloc.h (relocate_section): Check whether a symbol is
4542 defined by the ABI before reporting an undefined symbol error.
4543 * target.h (Target::is_defined_by_abi): Make parameter const.
4544 (Target::do_is_defined_by_abi): Likewise.
4545 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4546 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4547 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4548 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4549 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4550 * testsuite/Makefile.in: Rebuild.
4552 * fileread.cc (make_view): Add casts to avoid warning.
4554 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4556 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4557 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4559 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4561 * options.h (General_options::output_is_executable): New.
4562 (General_options::output_is_pie): New.
4563 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4564 for shared libraries.
4565 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4567 2008-09-11 Chris Demetriou <cgd@google.com>
4569 * options.h (origin): New -z option.
4570 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4571 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4574 2008-09-05 Cary Coutant <ccoutant@google.com>
4576 * fileread.cc (File_read::make_view): Add check for attempt to map
4579 2008-09-05 Cary Coutant <ccoutant@google.com>
4581 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4582 explicit instantiations.
4584 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4587 * options.cc (General_options::finalize): Allow undefined symbols
4588 in shlibs if linking -shared.
4591 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4592 symbols as not needing a dynsym entry.
4594 2008-08-20 Craig Silverstein <csilvers@google.com>
4596 * fileread.cc (File_read::open): Do not lock the file unless it
4597 was successfully opened.
4599 2008-08-14 Cary Coutant <ccoutant@google.com>
4601 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4602 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4603 * testsuite/tls_test.cc (struct int128): 128-bit struct
4604 for testing TLS relocs with non-zero addend.
4605 (v12): New TLS variable.
4607 (t_last): Add check for v12.
4608 * testsuite/tls_test.h (t12): New function.
4609 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4611 2008-08-13 Ian Lance Taylor <iant@google.com>
4613 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4614 set tls_segment_ or relro_segment_.
4615 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4617 * output.h (Output_section::clear_is_relro): New function.
4618 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4619 sections specially even when output_data_ is empty.
4620 (Output_segment::maximum_alignment): When first section is relro,
4621 only force alignment for PT_LOAD segments.
4622 * script.cc (script_data_segment_align): New function.
4623 (script_data_segment_relro_end): New function.
4624 * script-c.h (script_data_segment_align): Declare.
4625 (script_data_segment_relro_end): Declare.
4626 * script-sections.h (class Script_sections): Declare
4627 data_segment_align and data_segment_relro_end. Add fields
4628 segment_align_index_ and saw_relro_end_.
4629 * script-sections.cc (class Sections_element): Add set_is_relro
4630 virtual function. Add new bool* parameter to place_orphan_here.
4631 Add get_output_section virtual function.
4632 (class Output_section_definition): Add set_is_relro. Add new
4633 bool* parameter to place_orphan_here. Add get_output_section.
4634 Add is_relro_ field.
4635 (Output_section_definition::Output_section_definition): Initialize
4636 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4637 and is_relro_ fields.
4638 (Output_section_definition::place_orphan_here): Add is_relro
4640 (Output_section_definition::set_section_addresses): Set relro for
4642 (Output_section_definition::alternate_constraint): Likewise.
4643 (class Orphan_output_section): Add new bool* parameter to
4644 place_orphan_here. Add get_output_section.
4645 (Orphan_output_section::place_orphan_here): Add is_relro
4647 (Script_sections::Script_sections): Initialize
4648 data_segment_align_index_ and saw_relro_end_.
4649 (Script_sections::data_segment_align): New function.
4650 (Script_sections::data_segment_relro_end): New function.
4651 (Script_sections::place_orphan): Set or clear is_relro.
4652 (Script_sections::set_section_addresses): Force alignment of first
4654 * yyscript.y (exp): Call script_data_segment_align and
4655 script_data_segment_relro_end.
4656 * testsuite/relro_script_test.t: New file.
4657 * testsuite/relro_test.cc (using_script): Declare.
4658 (t1, t2): Test using_script.
4659 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4660 (relro_script_test_SOURCES): Define.
4661 (relro_script_test_DEPENDENCIES): Define.
4662 (relro_script_test_LDFLAGS): Define.
4663 (relro_script_test_LDADD): Define.
4664 (relro_script_test.so): New target.
4665 * testsuite/Makefile.in: Rebuild.
4667 2008-08-06 Cary Coutant <ccoutant@google.com>
4669 * archive.cc (Archive::total_archives, Archive::total_members)
4670 (Archive::total_members_loaded): New variables.
4671 (Archive::setup): Add parameter. Add option to preread
4673 (Archive::read_armap): Add counter.
4674 (Archive::get_file_and_offset): New function.
4675 (Archive::get_elf_object_for_member): New function.
4676 (Archive::read_all_symbols): New function.
4677 (Archive::read_symbols): New function.
4678 (Archive::add_symbols): Add counters.
4679 (Archive::include_all_members): Use armap to find members if it's
4681 (Archive::include_member): Skip reading symbols if already read.
4682 Factored code into Archive::get_file_and_offset and
4683 Archive::get_elf_object_for_member. Changed call to
4684 Mapfile::report_include_archive_member.
4685 (Archive::print_stats): New function.
4686 * archive.h: Declare Object and Read_symbols_data classes.
4687 (Archive::Archive): Add initializers for new members.
4688 (Archive::setup): Add parameter.
4689 (Archive::print_stats): New function.
4690 (Archive::total_archives, Archive::total_members)
4691 (Archive::total_members_loaded): New variables.
4692 (Archive::get_file_and_offset): New function.
4693 (Archive::get_elf_object_for_member): New function.
4694 (Archive::read_all_symbols): New function.
4695 (Archive::read_symbols): New function.
4696 (Archive::Archive_member): New class.
4697 (Archive::members_): New member.
4698 (Archive::num_members_): New member.
4699 * main.cc: Include archive.h.
4700 (main): Call Archive::print_stats.
4701 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4702 archive parameter; member_name is now the fully-decorated name.
4703 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4704 * options.h: (General_options): Add --preread-archive-symbols option.
4705 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4708 2008-08-04 Ian Lance Taylor <iant@google.com>
4710 * symtab.h (Symbol::use_plt_offset): New function.
4711 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4712 * powerpc.cc (Relocate::relocate): Likewise.
4713 * sparc.cc (Relocate::relocate): Likewise.
4714 * x86_64.cc (Relocate::relocate): Likewise.
4715 * testsuite/weak_plt.sh: New test.
4716 * testsuite/weak_plt_main.cc: New test.
4717 * testsuite/weak_plt_shared.cc: New test.
4718 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4719 (check_PROGRAMS): Add weak_plt.
4720 (check_DATA): Add weak_plt_shared.so.
4721 (weak_plt_main_pic.o, weak_plt): New targets.
4722 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4723 * testsuite/Makefile.in: Rebuild.
4725 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4727 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4728 * testsuite/Makefile.in: Rebuild.
4730 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4732 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4733 * Makefile.in: Regenerate.
4734 * po/POTFILES.in: Regenerate.
4736 2008-07-29 Ian Lance Taylor <iant@google.com>
4738 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4739 symbols before other symbols.
4740 * testsuite/script_test_2.cc (test_addr): Declare.
4741 (test_addr_alias): Declare.
4742 (main): Check that test_addr and test_addr_alias have the right
4744 * testsuite/script_test_2.t: Define test_addr_alias and
4747 2008-07-24 Ian Lance Taylor <iant@google.com>
4750 * descriptors.cc: New file.
4751 * descriptors.h: New file.
4752 * gold-threads.h (class Hold_optional_lock): New class.
4753 * fileread.cc: Include "descriptors.h".
4754 (File_read::~File_read): Release descriptor rather than closing
4756 (File_read::open) [file]: Call open_descriptor rather than open.
4757 Set is_descriptor_opened_.
4758 (File_read::open) [memory]: Assert that descriptor is not open.
4759 (File_read::reopen_descriptor): New function.
4760 (File_read::release): Release descriptor.
4761 (File_read::do_read): Make non-const. Reopen descriptor.
4762 (File_read::read): Make non-const.
4763 (File_read::make_view): Reopen descriptor.
4764 (File_read::do_readv): Likewise.
4765 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4766 Update declarations.
4767 * layout.cc: Include "descriptors.h".
4768 (Layout::create_build_id): Use open_descriptor rather than open.
4769 * output.cc: Include "descriptors.h".
4770 (Output_file::open): Use open_descriptor rather than open.
4771 * archive.cc (Archive::const_iterator): Change Archive to be
4773 (Archive::begin, Archive::end): Make non-const.
4774 (Archive::count_members): Likewise.
4775 * archive.h (class Archive): Update declarations.
4776 * object.h (Object::read): Make non-const.
4777 * Makefile.am (CCFILES): Add descriptors.cc.
4778 (HFILES): Add descriptors.h.
4779 * Makefile.in: Rebuild.
4782 * gold.h: Always include <clocale>. Add Solaris workarounds
4783 following code in binutils/sysdep.h.
4786 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4787 this->eh_frame_hdr_ is NULL before using it.
4789 * dynobj.cc (Versions::Versions): Update comment.
4791 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4792 the base version name.
4794 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4795 array size plus one.
4796 (Stringpool_template::set_string_offsets): Subtract one from key
4797 before using it as an array index.
4798 (Stringpool_template::get_offset_with_length): Likewise.
4799 (Stringpool_template::write_to_buffer): Likewise.
4800 * stringpool.h (Stringpool_template::get_offset_from_key):
4803 2008-07-23 Ian Lance Taylor <iant@google.com>
4806 * object.h (Merged_symbol_value::value): Do our best to handle a
4810 * script.cc (Version_script_info::get_versions): Don't add empty
4811 version tag to return value.
4812 (Version_script_info::get_symbol_version_helper): Change return
4813 type to bool. Add pversion parameter. Change all callers.
4814 (script_register_vers_node): Don't require a non-NULL tag.
4815 * script.h (class Version_script_info): Update declarations.
4816 (Version_script_info::get_symbol_version): Change return type to
4817 bool. Add version parameter. Change all callers.
4818 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4819 handling. Handle an empty version from a version script.
4820 (Symbol_table::define_special_symbol): Likewise.
4821 * testsuite/ver_test_10.script: New file.
4822 * testsuite/ver_test_10.sh: New file.
4823 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4824 (check_DATA): Add ver_test_10.syms.
4825 (ver_test_10.syms, ver_test_10.so): New target.
4826 * testsuite/Makefile.in: Rebuild.
4828 2008-07-23 Simon Baldwin <simonb@google.com>
4830 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4831 to zero for undefined symbols from dynamic libraries.
4833 2008-07-23 Ian Lance Taylor <iant@google.com>
4835 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4837 * symtab.h (class Symbol_table): Update declaration.
4838 * testsuite/ver_test_9.cc: New file.
4839 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4840 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4841 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4842 (ver_test_9.so, ver_test_9.o): New targets.
4843 * testsuite/Makefile.in: Rebuild.
4845 2008-07-22 Ian Lance Taylor <iant@google.com>
4847 * options.h (class General_options): Define --check-sections.
4848 * layout.cc (Layout::set_segment_offsets): Handle
4851 * options.h (class General_options): Define -n/--nmagic and
4853 * options.cc (General_options::finalize): For -n/--nmagic or
4854 -N/--omagic, set -static.
4855 * layout.cc (Layout::attach_allocated_section_to_segment): If
4856 -N/--omagic, don't put read-only and read-write sections in
4858 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4859 finding a read-only segment.
4860 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4861 don't set the minimum segment alignment to the common page size,
4862 and don't set the file offset to the address modulo the page size.
4863 * script-sections.cc (Script_sections::create_segments): If
4864 -n/--omagic, don't put read-only and read-write sections in
4867 * cref.cc: New file.
4869 * options.h (class General_options): Add --print-symbol-counts.
4870 * main.cc (main): Issue defined symbol report if requested.
4871 * archive.cc (Archive::interpret_header): Make into a const member
4873 (Archive::add_symbols): Call Input_objects::archive_start and
4875 (Archive::const_iterator): Define new class.
4876 (Archive::begin, Archive::end): New functions.
4877 (Archive::include_all_members): Rewrite to use iterator.
4878 (Archive::count_members): New function.
4879 * archive.h (class Archive): Update declarations.
4880 (Archive::filename): New function.
4881 * object.cc: Include "cref.h".
4882 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4883 (Sized_relobj::do_get_global_symbol_counts): New function.
4884 (Input_objects::add_object): Add object to cross-referencer.
4885 (Input_objects::archive_start): New function.
4886 (Input_objects::archive_stop): New function.
4887 (Input_objects::print_symbol_counts): New function.
4888 * object.h: Declare Cref and Archive.
4889 (Object::get_global_symbol_counts): New function.
4890 (Object::do_get_global_symbol_counts): New pure virtual function.
4891 (class Sized_relobj): Add defined_count_ field. Update
4893 (class Input_objects): Add cref_ field. Update constructor.
4894 Update declarations.
4895 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4897 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4899 (Sized_dynobj::do_get_global_symbol_counts): New function.
4900 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4901 defined_count_. Update declarations. Define Symbols typedef.
4902 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4903 parameter. Change all callers.
4904 (Symbol_table::add_from_dynobj): Add sympointers and defined
4905 parameters. Change all callers.
4906 * symtab.h (class Symbol_table): Update declarations.
4907 * Makefile.am (CCFILES): Add cref.cc.
4908 (HFILES): Add cref.h.
4909 * Makefile.in: Rebuild.
4911 2008-07-22 Simon Baldwin <simonb@google.com>
4913 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4914 to zero when writing undefined symbols.
4916 2008-07-22 Ian Lance Taylor <iant@google.com>
4918 * output.cc (Output_section::add_input_section): Don't try to
4919 merge empty merge sections.
4921 2008-07-21 Craig Silverstein <csilvers@google.com>
4923 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4924 Include symbol version in error message.
4926 2008-07-20 Chris Demetriou <cgd@google.com>
4928 * configure.ac (gold_cv_c_random_seed): New configured variable.
4929 (RANDOM_SEED_CFLAGS): New substituted variable.
4930 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4931 * configure: Rebuild.
4932 * Makefile.in: Likewise.
4933 * testsuite/Makefile.in: Likewise.
4935 2008-07-18 Ian Lance Taylor <iant@google.com>
4937 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4938 where we see NAME/NULL and NAME/VERSION as separate symbols.
4939 * testsuite/ver_test_main.cc (main): Call t4.
4940 (t4, t4_2a): Define.
4941 * testsuite/ver_test_2.cc (t4_2): Define.
4942 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4943 * testsuite/ver_test_4.cc (t4_2a): Define.
4944 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4945 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4947 2008-07-17 Ian Lance Taylor <iant@google.com>
4949 * dynobj.cc (Versions::add_def): If we give an error about a
4950 missing version, go ahead and create the version anyhow.
4952 2008-07-10 Ian Lance Taylor <iant@google.com>
4954 Handle output sections with more than 0x7fffffff bytes.
4955 * object.h (class Relobj): Change map_to_output_ to
4956 output_sections_, and just keep a section pointer. Change all
4957 uses. Move comdat group support to Sized_relobj.
4958 (Relobj::is_section_specially_mapped): Remove.
4959 (Relobj::output_section): Remove poff parameter. Change all
4961 (Relobj::output_section_offset): New function.
4962 (Relobj::set_section_offset): Rewrite.
4963 (Relobj::map_to_output): Remove.
4964 (Relobj::output_sections): New function.
4965 (Relobj::do_output_section_offset): New pure virtual function.
4966 (Relobj::do_set_section_offset): Likewise.
4967 (class Sized_relobj): Add section_offsets_ field. Add comdat
4968 group support from Relobj. Update declarations.
4969 (Sized_relobj::get_output_section_offset): New function.
4970 (Sized_relobj::do_output_section_offset): New function.
4971 (Sized_relobj::do_set_section_offset): New function.
4972 * object.cc (Relobj::output_section_address): Remove.
4973 (Sized_relobj::Sized_relobj): Initialize new fields.
4974 (Sized_relobj::include_section_group): Cast find_kept_object to
4976 (Sized_relobj::include_linkonce_section): Likewise.
4977 (Sized_relobj::do_layout): Use separate arrays for output section
4979 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4981 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4982 output_sections and section_offsets.
4983 (Sized_relobj::write_local_symbols): Likewise.
4984 (map_to_kept_section): Compute output address directly.
4985 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4986 output_sections and section_offsets.
4987 (Sized_relobj::write_sections): Likewise.
4988 (Sized_relobj::relocate_sections): Likewise.
4989 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4990 * output.h (class Output_reloc): Update declarations. Change
4991 u2_.relobj to Sized_relobj*.
4992 (class Output_data_reloc): Change add functions to use
4994 * output.cc (Output_reloc::Output_reloc): Change relobj to
4996 (Output_reloc::local_section_offset): Change return type to
4997 Elf_Addr. Use get_output_section_offset.
4998 (Output_reloc::get_address): Likewise.
4999 (Output_section::is_input_address_mapped): Don't call
5000 is_section_specially_mapped.
5001 (Output_section::output_offset): Likewise.
5002 (Output_section::output_address): Likewise.
5003 (Output_section::starting_output_address): Likewise.
5004 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5005 parameter to Sized_relobj*.
5006 (Copy_relocs::need_copy_reloc): Likewise.
5007 (Copy_relocs::save): Likewise.
5008 * copy-relocs.h (class Copy_relocs): Update declarations.
5009 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5010 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5011 * target-reloc.h (relocate_for_relocatable): Change
5012 offset_in_output_section type to Elf_Addr. Change code that uses
5014 * layout.cc (Layout::layout): Always set *off.
5015 * mapfile.cc (Mapfile::print_input_section): Use
5016 output_section_offset.
5017 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5019 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5020 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5021 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5023 2008-07-03 Ian Lance Taylor <iant@google.com>
5025 * layout.cc (Layout::include_section): Do not discard unrecognized
5026 SHT_STRTAB sections.
5028 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5030 * script.cc (Lex::can_continue_name): Make '?' allowable in
5031 version-script names.
5032 * testsuite/version_script.map: Change glob pattern to use '?'
5034 2008-06-30 Manish Singh <yosh@gimp.org>
5037 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5040 2008-06-30 Ian Lance Taylor <iant@google.com>
5044 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5045 versions]: Don't try to read the value in the contents, since we
5046 don't use it. Use the template endianness when writing.
5048 2008-06-25 Cary Coutant <ccoutant@google.com>
5050 * fileread.cc (File_read::make_view): Assert on zero-length view.
5051 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5052 symbol table when there are no symbols to read.
5054 2008-06-23 Craig Silverstein <csilvers@google.com>
5056 * version.cc (version_string): Bump to 1.7
5058 2008-06-18 Craig Silverstein <csilvers@google.com>
5060 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5061 constant 0xFFFF to type Valtype.
5062 (Powerpc_relocate_functions::rel16_ha): Likewise.
5064 2008-06-17 Ian Lance Taylor <iant@google.com>
5066 * output.h (Output_section::Input_section): Initialize p2align_ to
5067 zero for Output_section_data constructors.
5068 (Output_section::Input_section::addralign): If not an input
5069 section, return the alignment of the Output_section_data.
5070 * testsuite/copy_test.cc: New file.
5071 * testsuite/copy_test_1.cc: New file.
5072 * testsuite/copy_test_2.cc: New file.
5073 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5074 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5075 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5076 (copy_test_1_pic.o, copy_test_1.so): New targets.
5077 (copy_test_2_pic.o, copy_test_2.so): New targets.
5078 * testsuite/Makefile.in: Rebuild.
5080 * script-sections.cc (Script_sections::place_orphan): Initialize
5081 local variable exact.
5083 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5085 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5087 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5088 David S. Miller <davem@davemloft.net>
5090 * powerpc.cc: New file.
5091 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5092 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5093 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5094 * Makefile.in: Rebuild.
5096 2008-06-09 Ian Lance Taylor <iant@google.com>
5098 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5100 (throwing, orig_terminate): New static variables.
5101 (terminate_handler): New static function.
5102 (t2): Set terminate handler.
5104 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5107 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5110 2008-05-30 Cary Coutant <ccoutant@google.com>
5112 * archive.cc (Archive::include_all_members) Correct to step
5113 over symbol table and extended name table in thin archives.
5115 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5118 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5121 2008-05-28 Caleb Howe <cshowe@google.com>
5123 * reduced_debug_output.cc: New file.
5124 * reduced_debug_output.h: New file.
5125 * options.h (class General_options): Add --strip-debug-non-line.
5126 * options.cc (General_options::finalize): Add strip_debug_non_line
5127 to the strip heirarchy.
5128 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5130 * layout.cc: Include "reduced_debug_output.h".
5131 (Layout::Layout): Initialize new fields.
5132 (line_only_debug_sections): New static array.
5133 (is_lines_only_debug_sections): New static inline function.
5134 (Layout::include_section): Handle --strip-debug-non-line.
5135 (Layout::make_output_section): If --strip-debug-non-line, build
5136 new output sections for .debug_abbrev and .debug_info.
5137 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5138 gold. Warn about possible overflow.
5139 (read_signed_LEB_128): Likewise.
5140 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5141 (read_signed_LEB_128): Declare.
5142 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5143 (HFILES): Add reduced_debug_output.h.
5144 * Makefile.in: Rebuild.
5146 2008-05-21 Ian Lance Taylor <iant@google.com>
5148 * mapfile.cc: New file.
5149 * mapfile.h: New file.
5150 * options.h (class General_options): Add -M/--print-map and -Map.
5151 * options.cc (General_options::finalize): Make -M equivalent to
5153 * main.cc: Include <cstdio> and "mapfile.h".
5154 (main): Open mapfile if requested.
5155 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5156 constructor. Change caller.
5157 (queue_initial_tasks): Add mapfile parameter. Change caller.
5158 (queue_middle_tasks): Likewise.
5159 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5161 * archive.cc: Include "mapfile.h".
5162 (Archive::add_symbols): Add mapfile parameter. Change all
5163 callers. Pass mapfile, symbol, and reason to include_member.
5164 (Archive::include_all_members): Add mapfile parameter. Change all
5166 (Archive::include_member): Add mapfile, sym, and why parameters.
5167 Change all callers. Report inclusion to map file.
5168 * archive.h: Include "fileread.h".
5169 (class Archive): Update declarations.
5170 (Archive::file): New const method.
5171 (class Add_archive_symbols): Add mapfile_ field. Update
5172 constructor. Change all callers.
5173 * readsyms.h (class Read_symbols): Likewise.
5174 (class Finish_group): Likewise.
5175 (class Read_script): Likewise.
5176 * common.cc: Include "mapfile.h".
5177 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5179 (Symbol_table::do_allocate_commons): Likewise.
5180 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5181 symbol allocation to mapfile.
5182 * common.h (class Allocate_commons_task): Add mapfile_ field.
5183 Update constructor. Change all callers.
5184 * symtab.h (class Symbol_table): Update declarations.
5185 * layout.cc: Include "mapfile.h".
5186 (Layout_task_runner::run): Print information to mapfile.
5187 (Layout::create_gold_note): Change Output_data_fixed_space to
5188 Output_data_zero_fill.
5189 (Layout::create_build_id): Likewise.
5190 (Layout::print_to_mapfile): New function.
5191 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5192 constructor. Change caller.
5193 (class Layout): Declare print_to_mapfile.
5194 * output.cc (Output_section::Input_section::print_to_mapfile): New
5196 (Output_section::add_input_section): If producing a map, always
5197 add to input_sections_ list.
5198 (Output_section::do_print_to_mapfile): New function.
5199 (Output_segment::print_sections_to_mapfile): New function.
5200 (Output_segment::print_section_list_to_mapfile): New function.
5201 * output.h: Include "mapfile.h".
5202 (Output_data::print_to_mapfile): New function.
5203 (Output_data::do_print_to_mapfile): New virtual function.
5204 (Output_segment_headers::do_print_to_mapfile): New function.
5205 (Output_file_header::do_print_to_mapfile): New function.
5206 (Output_data_const::do_print_to_mapfile): New function.
5207 (class Output_data_const_buffer): Add map_name_ field. Update
5208 constructor. Change all callers. Add do_print_to_mapfile
5210 (class Output_data_fixed_space): Likewise.
5211 (class Output_data_space): Likewise.
5212 (class Output_data_zero_fill): New class.
5213 (Output_data_strtab::do_print_to_mapfile): New function.
5214 (Output_data_reloc_base::do_print_to_mapfile): New function.
5215 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5216 (Output_data_group::do_print_to_mapfile): New function.
5217 (Output_data_got::do_print_to_mapfile): New function.
5218 (Output_data_dynamic::do_print_to_mapfile): New function.
5219 (Output_symtab_xindex::do_print_to_mapfile): New function.
5220 (class Output_section): Declare do_print_to_mapflie. Declare
5221 print_to_mapfile in Input_section.
5222 (class Output_segment): Declare new functions.
5223 * object.h (Sized_relobj::symbol_count): New function.
5224 * script-sections.cc
5225 (Output_section_element_dot_assignment::set_section_addresses):
5226 Change Output_data_fixed_space to Output_data_zero_fill.
5227 (Output_data_expression::do_print_to_mapfile): New function.
5228 * script.cc (read_input_script): Add mapfile parameter. Change
5230 * script.h (read_input_script): Update declaration.
5231 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5232 (Eh_frame::do_print_to_mapfile): New function.
5233 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5234 (Output_merge_string::do_print_to_mapfile): New function.
5235 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5237 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5239 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5241 * Makefile.am (CCFILES): Add mapfile.cc.
5242 (HFILES): Add mapfile.h.
5243 * Makefile.in: Rebuild.
5245 2008-05-19 Ian Lance Taylor <iant@google.com>
5247 * options.h (class General_options): Add -z relro.
5248 * layout.cc (Layout::Layout): Initialize relro_segment_.
5249 (Layout::add_output_section_data): Return the output section.
5250 (Layout::make_output_section): Rcognize relro sections and mark
5252 (Layout::attach_allocated_section_to_segment): Put relro sections
5253 in a PT_GNU_RELRO segment.
5254 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5256 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5258 (Layout::linkonce_mapping): Map d.rel.ro.local to
5260 (Layout::output_section_name): Us .data.rel.ro.local for any
5261 section which begins with that.
5262 * layout.h (class Layout): Update add_output_section_data
5263 declaration. Add relro_segment_ field.
5264 * output.cc (Output_section::Output_section): Initialize is_relro_
5265 and is_relro_local_ fields.
5266 (Output_segment::add_output_section): Group relro sections.
5267 (Output_segment::is_first_section_relro): New function.
5268 (Output_segment::maximum_alignment): If there is a relro section,
5269 align the segment to the common page size.
5270 (Output_segment::set_section_addresses): Track whether we are
5271 looking at relro sections. If the last section is a relro
5272 section, align to the common page size.
5273 (Output_segment::set_section_list_addresses): Add in_relro
5274 parameter. Change all callers. Align to the page size when
5275 moving from relro to non-relro section.
5276 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5278 * output.h (class Output_section): Add is_relro_ and
5279 is_relro_local_ fields.
5280 (Output_section::is_relro): New function.
5281 (Output_section::set_is_relro): New function.
5282 (Output_section::is_relro_local): New function.
5283 (Output_section::set_is_relro_local): New function.
5284 (class Output_segment): Update declarations.
5285 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5286 * sparc.cc (Target_sparc::got_section): Likewise.
5287 * x86_64.cc (Target_x86_64::got_section): Likewise.
5288 * testsuite/relro_test_main.cc: New file.
5289 * testsuite/relro_test.cc: New file.
5290 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5291 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5292 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5293 (relro_test.so, relro_test_pic.o): New targets.
5294 * testsuite/Makefile.in: Rebuild.
5296 2008-05-16 Ian Lance Taylor <iant@google.com>
5298 * output.cc (Output_segment::add_output_section): Remove front
5300 * output.h (class Output_segment): Remove
5301 add_initial_output_section and overloaded add_output_section.
5302 Update declaration of remaining add_output_section.
5303 * layout.cc (Layout::create_interp): Call add_output_section
5304 rather than add_initial_output_section.
5305 (Layout::finish_dynamic_section): Likewise.
5307 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5308 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5309 know the dynamic type.
5310 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5311 field. Initialize it in constructor.
5312 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5313 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5314 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5317 * output.cc (Output_reloc::get_address): Change return type to
5319 * output.h (class Output_reloc): Update get_address declaration.
5320 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5321 for section addresses.
5323 2008-05-09 Ian Lance Taylor <iant@google.com>
5326 * gold.cc (gold_nomem): Use return value of write.
5328 2008-05-08 Ian Lance Taylor <iant@google.com>
5330 * symtab.c (Symbol::init_base_output_data): Add version
5331 parameter. Change all callers.
5332 (Symbol::init_base_output_segment): Likewise.
5333 (Symbol::init_base_constant): Likewise.
5334 (Symbol::init_base_undefined): Likewise.
5335 (Sized_symbol::init_output_data): Likewise.
5336 (Sized_symbol::init_output_segment): Likewise.
5337 (Sized_symbol::init_constant): Likewise.
5338 (Sized_symbol::init_undefined): Likewise.
5339 (Symbol_table::do_define_in_output_data): If the new symbol has a
5340 version, mark it as the default.
5341 (Symbol_table::do_define_in_output_segment): Likewise.
5342 (Symbol_table::do_define_as_constant): Likewise.
5343 * symtab.h (class Symbol): Update declarations.
5344 (class Sized_symbol): Likewise.
5345 * resolve.cc (Symbol::override_version): New function.
5346 (Symbol::override_base): Call override_version.
5347 (Symbol::override_base_with_special): Likewise.
5348 * testsuite/ver_script_8.script: New file.
5349 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5350 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5351 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5352 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5354 2008-05-06 Ian Lance Taylor <iant@google.com>
5357 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5359 (class General_options): Remove existing --undefined, and add
5360 --no-undefined instead. Add new --undefined as synonym for -u.
5361 * archive.cc (Archive::add_symbols): Check whether symbol was
5363 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5364 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5365 all uses. Add IS_UNDEFINED. Update declarations to split
5366 different versions of init_base. Declare init_base_undefined.
5367 (Symbol::is_defined): Handle IS_UNDEFINED.
5368 (Symbol::is_undefined): Likewise.
5369 (Symbol::is_weak_undefined): Call is_undefined.
5370 (Symbol::is_absolute): Handle IS_CONSTANT.
5371 (class Sized_symbol): Update declarations to split different
5372 versions of init. Declare init_undefined.
5373 (class Symbol_table): Declare new functions.
5374 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5376 (Symbol::init_base_output_data): Likewise.
5377 (Symbol::init_base_output_segment): Likewise.
5378 (Symbol::init_base_constant): Likewise.
5379 (Symbol::init_base_undefined): New function.
5380 (Sized_symbol::init_object): Rename from init. Change all
5382 (Sized_symbol::init_output_data): Likewise.
5383 (Sized_symbol::init_output_segment): Likewise.
5384 (Sized_symbol::init_constant): Likewise.
5385 (Sized_symbol::init_undefined): New function.
5386 (Symbol_table::add_undefined_symbols_from_command_line): New
5388 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5390 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5391 (Symbol::output_section): Likewise.
5392 (Symbol::set_output_section): Likewise.
5393 (Symbol_table::sized_finalize_symbol): Likewise.
5394 (Symbol_table::sized_write_globals): Likewise.
5395 * resolve.cc (Symbol_table::should_override): Likewise.
5396 (Symbol::override_base_with_special): Likewise.
5398 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5399 symbol, change it to have default visibility.
5400 * testsuite/protected_1.cc: New file.
5401 * testsuite/protected_2.cc: New file.
5402 * testsuite/protected_3.cc: New file.
5403 * testsuite/protected_main_1.cc: New file.
5404 * testsuite/protected_main_2.cc: New file.
5405 * testsuite/protected_main_3.cc: New file.
5406 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5407 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5408 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5409 (protected_1.so): New target.
5410 (protected_1_pic.o, protected_2_pic.o): New targets.
5411 (protected_3_pic.o): New target.
5412 (check_PROGRAMS): Add protected_2.
5413 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5414 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5415 * testsuite/Makefile.in: Rebuild.
5417 * options.h (DEFINE_var): Add set_user_set_##varname__.
5418 (DEFINE_bool_alias): New macro.
5419 (class General_options): Define -Bstatic using DEFINE_bool_alias
5420 rather than DEFINE_special. Add --undefined as an alias for -z
5422 * options.cc (General_options::parse_Bstatic): Remove.
5424 * options.h (class General_options): Add --fatal-warnings.
5425 * main.cc (main): Implement --fatal-warnings.
5426 * errors.h (Errors::warning_count): New function.
5428 * options.h (class General_options): Add -Bsymbolic-functions.
5429 * symtab.h (Symbol::is_preemptible): Check for
5430 -Bsymbolic-functions.
5432 2008-05-05 Ian Lance Taylor <iant@google.com>
5434 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5435 as noVARNAME rather than no-VARNAME.
5436 (class General_options): Add option -z combreloc.
5437 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5439 (Output_reloc::sort_before) [SHT_REL]: New function.
5440 (Output_reloc::sort_before) [SHT_RELA]: New function.
5441 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5442 Sort_relocs_comparison.
5443 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5444 parameter. Change all callers.
5445 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5446 sort_relocs parameter. Change all callers.
5447 * output.cc (Output_reloc::get_address): New function, broken out
5449 (Output_reloc::write_rel): Call it.
5450 (Output_reloc::compare): New function.
5451 (Output_data_reloc_base::do_write): Optionally sort relocs.
5453 * configure.ac: If targ_extra_obj is set, link it in.
5454 * configure.tgt: Initialize all variables.
5455 (x86_64*): Set targ_extra_obj and targ_extra_size.
5456 * configure: Rebuild.
5458 * object.cc (Sized_relobj::include_section_group): Adjust section
5459 indexes read from group data. Build vector to pass to
5461 * layout.cc (Layout::layout_group): Add flags and shndxes
5462 parameters. Remove contents parameter. Change caller. Update
5463 explicit instantiations.
5464 * layout.h (class Layout): Update layout_group declaration.
5465 * output.cc (Output_data_group::Output_data_group): Add flags and
5466 input_shndxes parameters. Remove contents parameter. Change
5468 (Output_data_group::do_write): Change input_sections_ to
5470 * output.h (class Output_data_group): Update constructor
5471 declaration. Rename input_sections_ to input_shndxes_.
5472 * testsuite/many_sections_test.cc: Add template.
5474 2008-04-30 Cary Coutant <ccoutant@google.com>
5476 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5478 * layout.cc (Layout::include_section): Refactored check for debug
5480 (Layout::add_comdat): Add new parameters. Change type
5481 of signature parameter. Add object and shndx to signatures table.
5482 (Layout::find_kept_object): New function.
5483 * layout.h: Include <cstring>.
5484 (Layout::is_debug_info_section): New function.
5485 (Layout::add_comdat): Add new parameters.
5486 (Layout::find_kept_object): New function.
5487 (Layout::Kept_section): New struct.
5488 (Layout::Signatures): Change type of map range.
5489 * object.cc (Relobj::output_section_address): New function.
5490 (Sized_relobj::include_section_group): Add new parameters. Change
5491 calls to Layout::add_comdat. Change to build table of kept comdat
5492 groups and table mapping discarded sections to kept sections.
5493 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5494 (Sized_relobj::do_layout): Change calls to include_section_group and
5495 include_linkonce_section.
5496 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5497 value to zero when section is discarded.
5498 (Sized_relobj::map_to_kept_section): New function.
5499 * object.h (Relobj::output_section_address): New function.
5500 (Relobj::Comdat_group): New type.
5501 (Relobj::find_comdat_group): New function.
5502 (Relobj::Comdat_group_table): New type.
5503 (Relobj::Kept_comdat_section): New type.
5504 (Relobj::Kept_comdat_section_table): New type.
5505 (Relobj::add_comdat_group): New function.
5506 (Relobj::set_kept_comdat_section): New function.
5507 (Relobj::get_kept_comdat_section): New function.
5508 (Relobj::comdat_groups_): New field.
5509 (Relobj::kept_comdat_sections_): New field.
5510 (Symbol_value::input_value): Update comment.
5511 (Sized_relobj::map_to_kept_section) New function.
5512 (Sized_relobj::include_linkonce_section): Add new parameter.
5513 * target-reloc.h (Comdat_behavior): New type.
5514 (get_comdat_behavior): New function.
5515 (relocate_section): Add code to map a discarded section to the
5516 corresponding kept section when applying a relocation.
5518 2008-04-30 Craig Silverstein <csilvers@google.com>
5520 * dwarf_reader.cc (next_generation_count): New static var.
5521 (Addr2line_cache_entry): New struct.
5522 (addr2line_cache): New static var.
5523 (Dwarf_line_info::one_addr2line): Added caching.
5524 (Dwarf_line_info::clear_addr2line_cache): New function.
5525 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5526 cache-size parameter.
5527 (Dwarf_line_info::one_addr2line_cache): New function.
5528 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5529 new cache-size argument to one_addr2line(), and clear cache.
5531 2008-04-28 Cary Coutant <ccoutant@google.com>
5533 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5534 R_386_PC8 relocations.
5536 2008-04-23 Ian Lance Taylor <iant@google.com>
5538 * object.cc (Sized_relobj::include_section_group): Check for
5539 invalid section group.
5541 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5544 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5545 than read for file header.
5546 * archive.cc (Archive::include_member): Likewise.
5548 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5550 * aclocal.m4: Regenerate.
5551 * configure: Regenerate.
5553 2008-04-19 Ian Lance Taylor <iant@google.com>
5555 * version.cc (version_string): Bump to 1.6.
5557 * testsuite/Makefile.am (many_sections_r_test): New target.
5558 (many_sections_r_test_SOURCES): Remove.
5559 (many_sections_r_test_DEPENDENCIES): Remove.
5560 (many_sections_r_test_LDFLAGS): Remove.
5561 (many_sections_r_test_LDADD): Remove.
5563 * object.cc (Sized_relobj::do_add_symbols): Always pass
5564 local_symbol_count_ to add_from_relobj.
5566 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5567 every thousand variables.
5568 * testsuite/Makefile.in: Rebuild.
5570 * object.cc (Xindex::initialize_symtab_xindex): New function.
5571 (Xindex::read_symtab_xindex): New function.
5572 (Xindex::sym_xindex_to_shndx): New function.
5573 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5575 (Sized_relobj::do_initialize_xindex): New function.
5576 (Sized_relobj::do_read_symbols): Adjust section links.
5577 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5578 parameter. Change all callers.
5579 (Sized_relobj::include_section_group): Adjust section links and
5580 symbol section indexes.
5581 (Sized_relobj::do_layout): Adjust section links.
5582 (Sized_relobj::do_count_local_symbols): Adjust section links and
5583 symbol section indexes.
5584 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5585 ordinary and special symbols.
5586 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5587 dynsym_xindex parameters. Change all callers. Adjust section
5588 links. Use SHN_XINDEX when needed.
5589 (Sized_relobj::get_symbol_location_info): Adjust section links.
5590 Don't get fooled by special symbols.
5591 * object.h (class Xindex): Define.
5592 (class Object): Add xindex_ parameter. Declare virtual functoin
5593 do_initialize_xindex.
5594 (Object::adjust_sym_shndx): New function.
5595 (Object::set_xindex): New protected function.
5596 (class Symbol_value): Add is_ordinary_shndx_ field.
5597 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5598 (Symbol_value::value): Assert ordinary section.
5599 (Symbol_value::initialize_input_to_output_map): Likewise.
5600 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5602 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5604 (class Sized_relobj): Update declarations.
5605 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5606 parameter. Change all callers.
5607 (Sized_relobj::adjust_shndx): New function.
5608 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5610 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5611 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5612 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5613 (Sized_dynobj::read_dynsym_section): Adjust section links.
5614 (Sized_dynobj::read_dynamic): Likewise.
5615 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5617 (Sized_dynobj::do_initialize_xindex): New function.
5618 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5619 do_initialize_xindex.
5620 (Sized_dynobj::adjust_shndx): New function.
5621 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5622 dynsym_xindex_ fields.
5623 (Layout::finalize): Add a call to set_section_indexes before
5624 creating the symtab sections.
5625 (Layout::set_section_indexes): Don't do anything if the section
5626 already has a section index.
5627 (Layout::create_symtab_sections): Add shnum parameter. Change
5628 caller. Create .symtab_shndx section if needed.
5629 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5631 (Layout::allocated_output_section_count): New function.
5632 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5634 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5635 fields. Update declarations.
5636 (Layout::symtab_xindex): New function.
5637 (Layout::dynsym_xindex): New function.
5638 (class Write_symbols_task): Add layout_ field.
5639 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5641 * output.cc (Output_section_headers::Output_section_headers): Add
5642 shstrtab_section parameter. Change all callers.
5643 (Output_section_headers::do_sized_write): Store overflow values
5644 for section count and section string table section index in
5645 section header zero.
5646 (Output_file_header::do_sized_write): Check for overflow of
5647 section count and section string table section index.
5648 (Output_symtab_xindex::do_write): New function.
5649 (Output_symtab_xindex::endian_do_write): New function.
5650 * output.h (class Output_section_headers): Add shstrtab_section_.
5651 Update declarations.
5652 (class Output_symtab_xindex): Define.
5653 (Output_section::has_out_shndx): New function.
5654 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5656 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5658 (Sized_symbol::init): Likewise.
5659 (Symbol::output_section): Check for ordinary symbol.
5660 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5661 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5663 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5664 Change all callers. Simplify handling of symbols from sections
5665 not included in the link.
5666 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5668 (Weak_alias_sorter::operator()): Assert that symbols are
5670 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5672 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5673 parameters. Change all callers.
5674 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5675 symbol distinction. Use SHN_XINDEX when needed.
5676 (Symbol_table::write_section_symbol): Add symtab_xindex
5677 parameter. Change all callers.
5678 (Symbol_table::sized_write_section_symbol): Likewise. Use
5679 SHN_XINDEX when needed.
5680 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5682 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5683 (Symbol::is_defined): Check is_ordinary.
5684 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5685 (Symbol::is_absolute, Symbol::is_common): Likewise.
5686 (class Sized_symbol): Update declarations.
5687 (class Symbol_table): Update declarations.
5688 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5689 parameters. Change all callers.
5690 (Sized_symbol::override): Likewise.
5691 (Symbol_table::override): Likewise.
5692 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5693 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5694 is_ordinary, and orig_st_shndx parameters. Change all callers.
5695 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5696 to be in an ordinary section.
5697 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5698 object and is_ordinary parameters. Change all callers.
5699 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5700 Change all callers. Don't add undefined or non-ordinary symbols
5702 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5704 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5706 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5707 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5708 (Sized_relobj::relocate_sections): Likewise.
5709 * target-reloc.h (scan_relocs): Adjust section symbol index.
5710 (scan_relocatable_relocs): Likewise.
5711 * i386.cc (Scan::local): Check for ordinary symbols.
5712 * sparc.cc (Scan::local): Likewise.
5713 * x86_64.cc (Scan::local): Likewise.
5714 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5715 to symbol_section_and_value.
5716 * testsuite/many_sections_test.cc: New file.
5717 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5718 (check_PROGRAMS): Add many_sections_test.
5719 (many_sections_test_SOURCES): Define.
5720 (many_sections_test_DEPENDENCIES): Define.
5721 (many_sections_test_LDFLAGS): Define.
5722 (BUILT_SOURCES): Add many_sections_define.h.
5723 (many_sections_define.h): New target.
5724 (BUILT_SOURCES): Add many_sections_check.h.
5725 (many_sections_check.h): New target.
5726 (check_PROGRAMS): Add many_sections_r_test.
5727 (many_sections_r_test_SOURCES): Define.
5728 (many_sections_r_test_DEPENDENCIES): Define.
5729 (many_sections_r_test_LDFLAGS): Define.
5730 (many_sections_r_test_LDADD): Define.
5731 (many_sections_r_test.o): New target.
5732 * testsuite/Makefile.in: Rebuild.
5734 2008-04-17 Cary Coutant <ccoutant@google.com>
5736 * errors.cc (Errors::info): New function.
5737 (gold_info): New function.
5738 * errors.h (Errors::info): New function.
5739 * gold.h (gold_info): New function.
5740 * object.cc (Input_objects::add_object): Print trace output.
5741 * options.cc (options::parse_set): New function.
5742 (General_options::parse_wrap): Deleted.
5743 (General_options::General_options): Deleted initializer.
5744 * options.h (options::String_set): New typedef.
5745 (options::parse_set): New function.
5746 (DEFINE_set): New macro.
5747 (General_options::wrap): Changed to use DEFINE_set. Changed
5748 callers of any_wrap_symbols and is_wrap_symbol.
5749 (General_options::trace, General_options::trace_symbol):
5751 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5752 (General_options::wrap_symbols_): Deleted.
5753 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5755 2008-04-17 David S. Miller <davem@davemloft.net>
5757 * options.cc (General_options::parse_V): New function.
5758 * options.h: Add entries for -V and -Qy.
5760 2008-04-17 Ian Lance Taylor <iant@google.com>
5762 * common.cc (Symbol_table::allocate_commons): Remove options
5763 parameter. Change caller.
5764 (Symbol_table::do_allocate_commons): Remove options parameter.
5765 Change caller. Just call do_allocate_commons_list twice.
5766 (Symbol_table::do_allocate_commons_list): New function, broken out
5767 of do_allocate_commons.
5768 * common.h (class Allocate_commons_task): Remove options_ field.
5770 * symtab.cc (Symbol_table::Symbol_table): Initialize
5772 (Symbol_table::add_from_object): Put TLS common symbols on
5774 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5775 which are IN_OUTPUT_DATA.
5776 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5777 allocate_commons and do_allocate_commons declarations. Declare
5778 do_allocate_commons_list.
5779 * gold.cc (queue_middle_tasks): Update creation of
5780 Allocate_commons_task to not pass options.
5781 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5782 (TLS_TEST_C_FLAGS): New variable.
5783 (tls_test_c_pic.o): New target.
5784 (tls_test_shared.so): Link in tls_test_c_pic.o.
5785 (tls_test_c_pic_ie.o): New target.
5786 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5787 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5788 (tls_test_c.o): New target.
5789 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5790 (tls_pic_test_LDADD): Likewise.
5791 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5792 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5793 (tls_test_c_gnu2.o): New target.
5794 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5796 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5797 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5798 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5799 * testsuite/tls_test.cc: Include "config.h".
5800 (t_last): Call t11_last.
5801 * testsuite/tls_test.h (t11, t11_last): Declare.
5802 * testsuite/tls_test_c.c: New file.
5803 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5804 * configure.ac: Check for OpenMP support.
5805 * configure, config.in, Makefile.in: Rebuild.
5806 * testsuite/Makefile.in: Rebuild.
5808 2008-04-16 Cary Coutant <ccoutant@google.com>
5810 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5811 (Target_i386::tls_base_symbol_defined_): New field.
5812 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5813 (Target_i386::Scan::global): Likewise.
5814 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5815 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5816 (Target_x86_64::tls_base_symbol_defined_): New field.
5817 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5818 (Target_x86_64::Scan::global): Likewise.
5820 2008-04-16 Cary Coutant <ccoutant@google.com>
5822 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5823 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5824 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5825 building shared libraries.
5826 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5827 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5828 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5829 * testsuite/Makefile.in: Rebuild.
5830 * testsuite/weak_undef.h: New file.
5831 * testsuite/weak_undef_file1.cc: Add extra test cases.
5832 * testsuite/weak_undef_file2.cc: Likewise.
5833 * testsuite/weak_undef_test.cc: Likewise.
5835 2008-04-16 David S. Miller <davem@davemloft.net>
5837 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5838 Add issued_non_pic_error_ field. Declare check_non_pic.
5839 (Target_sparc::Scan::check_non_pic): New function.
5840 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5841 (Target_sparc::Scan::global): Likewise.
5843 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5844 * configure: Rebuild.
5846 * options.h (DEFINE_enable): New macro.
5847 (new_dtags): New enable option.
5848 (initfirst, interpose, loadfltr, nodefaultlib,
5849 nodelete, nodlopen, nodump): New -z options.
5850 * layout.cc (Layout:finish_dynamic_section): If new
5851 dtags enabled, emit DT_RUNPATH. Also, emit a
5852 DT_FLAGS_1 containing any specified -z flags.
5854 2008-04-16 Ian Lance Taylor <iant@google.com>
5856 * copy-relocs.cc: New file.
5857 * copy-relocs.h: New file.
5858 * reloc.cc: Remove Copy_relocs code.
5859 * reloc.h: Likewise.
5860 * reloc-types.h (struct Reloc_types) [both versions]: Add
5861 get_reloc_addend_noerror.
5862 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5863 variants of add_global which take an addend which must be zero.
5864 * i386.cc: Include "copy-relocs.h".
5865 (class Target_i386): Change type of copy_relocs_ to variable,
5867 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5869 (Target_i386::do_finalize_sections): Change handling of
5871 * sparc.cc: Include "copy-relocs.h".
5872 (class Target_sparc): Change type of copy_relocs_ to variable,
5874 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5876 (Target_sparc::do_finalize_sections): Change handling of
5878 * x86_64.cc: Include "copy-relocs.h".
5879 (class Target_x86_64): Change type of copy_relocs_ to variable,
5881 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5882 class. Change all callers.
5883 (Target_x86_64::do_finalize_sections): Change handling of
5885 * Makefile.am (CCFILES): Add copy-relocs.cc.
5886 (HFILES): Add copy-relocs.h.
5888 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5890 * testsuite/script_test_4.sh: Permit leading zeroes.
5892 2008-04-15 Ian Lance Taylor <iant@google.com>
5894 * script-sections.cc (Script_sections::create_segments): Use
5895 header_size_adjustment even when there is enough room for the
5897 * testsuite/script_test_4.sh: New file.
5898 * testsuite/script_test_4.t: New file.
5899 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5900 (check_DATA): Add script_test_4.stdout.
5901 (MOSTLYCLEANFILES): Likewise.
5902 (script_test_4): New target.
5903 (script_test_4.stdout): New target.
5904 * testsuite/Makefile.in: Rebuild.
5906 * sparc.cc: Add definitions for Output_data_plt_sparc class
5909 2008-04-14 David S. Miller <davem@davemloft.net>
5911 * sparc.cc: New file.
5912 * Makefile.am (TARGETSOURCES): Add sparc.cc
5913 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5914 * configure.tgt: Document targ_extra_size and
5915 targ_extra_big_endian. Add entries for sparc-* and
5917 * configure.ac: Handle targ_extra_size and
5918 targ_extra_big_endian.
5919 * Makefile.in: Rebuild.
5920 * configure: Likewise.
5921 * po/POTFILES.in: Likewise.
5922 * po/gold.pot: Likewise.
5924 2008-04-14 Ian Lance Taylor <iant@google.com>
5926 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5927 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5928 in the name/type/flags to section mapping. Don't call
5929 allocate_output_section.
5930 (Layout::choose_output_section): Change parameter from adjust_name
5931 to is_input_section. Don't permit input sections after sections
5932 are attached to segments. Don't call allocate_output_section.
5933 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5934 not write_enable_output_section.
5935 (Layout::make_output_section): Don't push to
5936 unattached_section_list_ nor call attach_to_segment. Call
5937 attach_section_to_segment if sections are attached.
5938 (Layout::attach_sections_to_segments): New function.
5939 (Layout::attach_section_to_segment): New function.
5940 (Layout::attach_allocated_section_to_segment): Rename from
5941 attach_to_segment. Remove flags parameter.
5942 (Layout::allocate_output_section): Remove function.
5943 (Layout::write_enable_output_section): Remove function.
5944 * layout.h (class Layout): Update for above changes. Add new
5945 field sections_are_attached_.
5946 * output.h (Output_section::update_flags_for_input_section): New
5948 * output.cc (Output_section::add_input_section): Call
5949 update_flags_for_input_section.
5950 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5952 2008-04-11 Cary Coutant <ccoutant@google.com>
5954 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5955 thought unnecessary.
5956 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5958 2008-04-11 Ian Lance Taylor <iant@google.com>
5960 * output.h (class Output_section_data): Remove inline definition
5962 * output.cc (Output_section_data::set_addralign): New function.
5964 2008-04-11 Cary Coutant <ccoutant@google.com>
5966 Add support for TLS descriptors for i386 and x86_64.
5967 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5968 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5969 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5971 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5972 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5973 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5975 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5976 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5977 Fix problem with initial-exec relocations.
5978 (Target_i386::Relocate::relocate_tls): Likewise.
5979 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5981 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5982 support for section-plus-offset dynamic table entries.
5983 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5984 (Output_data_dynamic::Dynamic_entry): Add support for
5985 section-plus-offset dynamic table entries.
5986 (Output_data_dynamic::Classification): Likewise.
5987 (Output_data_dynamic::classification_): Renamed offset_.
5988 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5989 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5990 (Target_x86_64::make_plt_section): New function.
5991 (Target_x86_64::reserve_tlsdesc_entries): New function.
5992 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5993 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5994 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5995 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5996 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5997 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5998 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5999 add extra PLT entry for TLS descriptors.
6000 (Output_data_plt_x86_64::got_): New field.
6001 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6002 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6004 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6006 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6007 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6008 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6009 R_386_TLS_DESC_CALL relocations.
6010 (Target_x86_64::Scan::global): Likewise.
6011 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6012 for TLS descriptors.
6013 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6014 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6015 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6016 GD-to-IE relaxation.
6017 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6018 and TLS_DESCRIPTORS.
6019 * Makefile.in: Rebuild.
6020 * configure: Rebuild.
6021 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6022 (tls_test_shared2.so): New target.
6023 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6024 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6025 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6026 (tls_shared_gd_to_ie_test_LDADD): New variable.
6027 (tls_shared_gnu2_gd_to_ie_test): New target.
6028 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6030 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6031 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6032 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6033 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6034 (tls_shared_gnu2_test): New target.
6035 (tls_test_gnu2_shared.so): New target.
6036 (tls_shared_gnu2_test_SOURCES): New variable.
6037 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6038 (tls_shared_gnu2_test_LDFLAGS): New variable.
6039 (tls_shared_gnu2_test_LDADD): New variable.
6040 * testsuite/Makefile.in: Rebuild.
6041 * testsuite/Makefile.
6043 2008-04-11 Ian Lance Taylor <iant@google.com>
6045 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6047 * testsuite/Makefile.in: Rebuild.
6049 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6051 * testsuite/script_test_2.cc (main): Adjust test.
6053 2008-04-11 David S. Miller <davem@davemloft.net>
6054 Ian Lance Taylor <iant@google.com>
6056 * options.h (General_options): Add entries for '-Y' and
6058 * options.cc (General_options:finalize): If -Y was used, add those
6059 entries to the library path instead of the default "/lib" and
6062 2008-04-11 David S. Miller <davem@davemloft.net>
6064 * testsuite/justsyms.t: Start at 0x100.
6065 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6066 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6068 * testsuite/script_test_2.cc: Adjust string and section length
6071 2008-04-09 Ian Lance Taylor <iant@google.com>
6074 * script-sections.cc (Sections_element::allocate_to_segment): Add
6076 (Output_section_definition::allocate_to_segment): Likewise.
6077 (Orphan_output_section::allocate_to_segment): Likewise.
6078 (Script_sections::attach_sections_using_phdrs_clause): Don't
6079 propagate non-PT_LOAD segments to orphan sections.
6080 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6081 readelf rather than objdump.
6082 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6083 .interp section and PT_INTERP segment are the same size.
6084 * testsuite/Makefile.in: Rebuild.
6086 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6087 aliases for symbols defined in the same object.
6088 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6089 (weak_alias_test_SOURCES): New variable.
6090 (weak_alias_test_DEPENDENCIES): New variable.
6091 (weak_alias_test_LDFLAGS): New variable.
6092 (weak_alias_test_LDADD): New variable.
6093 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6094 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6095 (weak_alias_test_3.o): New target.
6096 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6097 * testsuite/weak_alias_test_main.cc: New file.
6098 * testsuite/weak_alias_test_1.cc: New file.
6099 * testsuite/weak_alias_test_2.cc: New file.
6100 * testsuite/weak_alias_test_3.cc: New file.
6102 2008-04-08 Ian Lance Taylor <iant@google.com>
6104 * options.h (class General_options): Add --noinhibit-exec option.
6105 * main.cc (main): Check --noinhibit-exec.
6107 * options.h (class General_options): Define --wrap as a special
6108 option. Add wrap_symbols_ field.
6109 (General_options::any_wrap_symbols): New function.
6110 (General_options::is_wrap_symbol): New function.
6111 * options.cc (General_options::parse_wrap): New function.
6112 (General_options::General_options): Initialize wrap_symbols_.
6113 * symtab.cc (Symbol_table::wrap_symbol): New function.
6114 (Symbol_table::add_from_object): Handle --wrap.
6115 * symtab.h (class Symbol_table): Declare wrap_symbol.
6116 * target.h (Target::wrap_char): New function.
6117 (Target::Target_info): Add wrap_char field.
6118 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6119 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6120 * testsuite/testfile.cc (Target_test::test_target_info):
6123 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6126 * layout.h (class Layout): Add added_eh_frame_data_ field.
6127 * layout.cc (Layout::Layout): Initialize new field.
6128 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6129 output section until we find a section we merged successfully.
6130 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6131 that the size be non-zero.
6133 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6136 2008-04-08 Craig Silverstein <csilvers@google.com>
6138 * configure.ac: Export new conditional variable HAVE_ZLIB.
6139 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6141 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6142 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6144 2008-04-07 Ian Lance Taylor <iant@google.com>
6146 * version.cc (version_string): Set to "1.5".
6148 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6149 Add issued_non_pic_error_ field. Declare check_non_pic.
6150 (Target_x86_64::Scan::check_non_pic): New function.
6151 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6152 (Target_x86_64::Scan::global): Likewise.
6154 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6155 addend parameter. Change caller. Handle merge sections.
6156 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6157 Address to Addend. Don't add in the result of
6158 local_section_offset, pass down the addend and use the returned
6160 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6161 Update declarations of local_section_offset and symbol_value.
6162 * testsuite/two_file_test_1.cc (t18): New function.
6163 * testsuite/two_file_test_2.cc (f18): New function.
6164 * testsuite/two_file_test_main.cc (main): Call t18.
6165 * testsuite/two_file_test.h (t18, f18): Declare.
6167 * configure.ac: Don't test for objdump, c++filt, or readelf.
6168 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6170 (TEST_READELF): New variable.
6171 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6172 (check_PROGRAMS): Add two_file_strip_test.
6173 (two_file_strip_test): New target.
6174 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6175 (two_file_same_shared_strip_test_SOURCES): New variable.
6176 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6177 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6178 (two_file_same_shared_strip_test_LDADD): New variable.
6179 (two_file_shared_strip.so): New target.
6180 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6181 (ver_test_5.syms, ver_test_7.syms): Likewise.
6182 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6183 (strip_test_3.stdout): Use TEST_OBJDUMP.
6184 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6186 2008-04-04 Cary Coutant <ccoutant@google.com>
6188 * symtab.h (Symbol::is_weak_undefined): New function.
6189 (Symbol::is_strong_undefined): New function.
6190 (Symbol::is_absolute): New function.
6191 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6192 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6194 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6195 (weak_undef_test): New target.
6196 * testsuite/Makefile.in: Rebuild.
6197 * testsuite/weak_undef_file1.cc: New file.
6198 * testsuite/weak_undef_file2.cc: New file.
6199 * testsuite/weak_undef_test.cc: New file.
6201 2008-04-03 Craig Silverstein <csilvers@google.com>
6203 * compressed_output.h (class Output_compressed_section): Use
6205 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6207 (zlib_compressed_suffix): Removed.
6208 (Output_compressed_section::set_final_data_size): Use unsigned
6210 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6211 Fix linker invocation.
6212 (flagstest_o_specialfile_and_compress_debug_sections):
6214 * testsuite/Makefile.in: Regenerated.
6216 2008-04-02 David S. Miller <davem@davemloft.net>
6218 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6219 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6221 2008-04-02 Craig Silverstein <csilvers@google.com>
6225 2008-04-02 Ian Lance Taylor <iant@google.com>
6227 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6228 parameters. Update for new key type to views_. Change all
6230 (File_read::read): Adjust for byteshift in returned view.
6231 (File_read::add_view): New function, broken out of
6233 (File_read::make_view): New function, broken out of
6235 (File_read::find_or_make_view): Add offset and aligned
6236 parameters. Rewrite accordingly. Change all callers.
6237 (File_read::get_view): Add offset and aligned parameters. Adjust
6238 for byteshift in return value.
6239 (File_read::get_lasting_view): Likewise.
6240 * fileread.h (class File_read): Update declarations.
6241 (class File_read::View): Add byteshift_ field. Add byteshift to
6242 constructor. Add byteshift method.
6243 * archive.h (Archive::clear_uncached_views): New function.
6244 (Archive::get_view): Add aligned parameter. Change all callers.
6245 * object.h (Object::get_view): Add aligned parameter. Change all
6247 (Object::get_lasting_view): Likewise.
6249 * fileread.cc (File_read::release): Don't call clear_views if
6250 there are multiple objects.
6251 * fileread.h (File_read::clear_uncached_views): New function.
6252 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6255 2008-03-31 Cary Coutant <ccoutant@google.com>
6257 Add thin archive support.
6258 * archive.cc (Archive::armagt): New const.
6259 (Archive::setup): Remove task parameter and calls to unlock.
6260 (Archive::unlock_nested_archives): New function.
6261 (Archive::read_header): Add nested_off parameter. Change
6263 (Archive::interpret_header): Likewise.
6264 (Archive::include_all_members): Change to handle thin
6266 (Archive::include_member): Likewise.
6267 * archive.h (Archive::Archive): Add new parameters and
6269 (Archive::armagt): New const.
6270 (Archive::setup): Remove task parameter.
6271 (Archive::unlock_nested_archives): New function.
6272 (Archive::read_header): Add nested_off parameter.
6273 (Archive::interpret_header): Likewise.
6274 (Archive::Nested_archive_table): New typedef.
6275 (Archive::is_thin_archive_): New field.
6276 (Archive::nested_archives_): New field.
6277 (Archive::options_): New field.
6278 (Archive::dirpath_): New field.
6279 (Archive::task_): New field.
6280 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6281 for thin archives. Pass additional parameters to
6282 Archive::Archive. Unlock the archive file after calling
6285 2008-03-29 Ian Lance Taylor <iant@google.com>
6287 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6288 version symbol to be local.
6289 * testsuite/ver_test_4.sh: New file.
6290 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6291 (check_DATA): Add ver_test_4.syms.
6292 (ver_test_4.syms): New target.
6293 * testsuite/Makefile.in: Rebuild.
6296 (Output_section::Input_section_sort_entry::has_priority): New
6298 (Output_section::Input_section_sort_entry::match_file_name): New
6300 (Output_section::Input_section_sort_entry::match_section_name):
6302 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6304 (Output_section::Input_section_sort_entry::match_section_file):
6306 (Output_section::Input_section_sort_compare::operator()): Rewrite
6307 using new Input_section_sort_entry functions. Sort crtbegin and
6308 crtend first. Sort sections with no priority before sections with
6310 * testsuite/initpri1.c (d3): Check j != 4.
6311 (cd5): New constructor/destructor function.
6312 (main): Check j != 2.
6314 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6315 new symbol when resolving, don't call set_is_default.
6316 * testsuite/ver_test_7.cc: New file.
6317 * testsuite/ver_test_7.sh: New file.
6318 * testsuite/Makefile.am (ver_test_7.so): New target.
6319 (ver_test_7.o): New target.
6320 (check_SCRIPTS): Add ver_test_7.sh.
6321 (check_DATA): Add ver_test_7.syms.
6322 (ver_test_7.syms): New target.
6324 2008-03-28 Ian Lance Taylor <iant@google.com>
6326 * layout.cc (Layout::layout): If we see an input section with a
6327 name that needs sorting, set the must_sort flag for the output
6329 (Layout::make_output_section): If the name of the output section
6330 indicates that it might require sorting, set the may_sort flag.
6331 * output.h (Output_section::may_sort_attached_input_sections): New
6333 (Output_section::set_may_sort_attached_input_sections): New
6335 (Output_section::must_sort_attached_input_sections): New
6337 (Output_section::set_must_sort_attached_input_sections): New
6339 (class Output_section): Declare Input_section_sort_entry. Define
6340 Input_section_sort_compare. Declare
6341 sort_attached_input_sections. Add new fields:
6342 may_sort_attached_input_sections_,
6343 must_sort_attached_input_sections_,
6344 attached_input_sections_are_sorted_.
6345 * output.cc (Output_section::Output_section): Initialize new
6347 (Output_section::add_input_section): Add an entry to
6348 input_sections_ if may_sort or must_sort are true.
6349 (Output_section::set_final_data_size): Call
6350 sort_attached_input_sections if necessary.
6351 (Output_section::Input_section_sort_entry): Define new class.
6352 (Output_section::Input_section_sort_compare::operator()): New
6354 (Output_section::sort_attached_input_sections): New function.
6355 * configure.ac: Check whether the compiler supports constructor
6356 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6357 * testsuite/initpri1.c: New file.
6358 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6359 CONSTRUCTOR_PRIORITY.
6360 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6361 (initpri1_LDFLAGS): New variable.
6362 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6364 2008-03-27 Ian Lance Taylor <iant@google.com>
6366 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6367 * testsuite/common_test_1.c: New file.
6368 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6369 (common_test_1_SOURCES): New variable.
6370 (common_test_1_DEPENDENCIES): New variable.
6371 (common_test_1_LDFLAGS): New variable.
6373 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6374 and commons_ correctly when NAME/VERSION does not override
6376 * testsuite/ver_test_6.c: New file.
6377 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6378 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6379 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6381 2008-03-26 Ian Lance Taylor <iant@google.com>
6383 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6384 of an undefined symbol from a version script.
6385 * testsuite/Makefile.am (ver_test_5.so): New target.
6386 (ver_test_5.o): New target.
6387 (check_SCRIPTS): Add ver_test_5.sh.
6388 (check_DATA): Add ver_test_5.syms.
6389 (ver_test_5.syms): New target.
6390 * testsuite/ver_test_5.cc: New file.
6391 * testsuite/ver_test_5.script: New file.
6392 * testsuite/ver_test_5.sh: New file.
6393 * Makefile.in, testsuite/Makefile.in: Rebuild.
6396 Fix problems building gold with gcc 4.3.0.
6397 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6398 (gold_error_at_location, gold_warning_at_location): Use it.
6399 * configure.ac: Check whether we can compile and use a template
6400 function with a printf attribute.
6401 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6402 when jumping over bytes.
6403 * object.cc: Instantiate Object::read_section_data.
6404 * debug.h: Include <cstring>
6405 * dwarf_reader.cc: Include <algorithm>
6406 * main.cc: Include <cstring>.
6407 * options.cc: Include <cstring>.
6408 * output.cc: Include <cstring>.
6409 * script.cc: Include <cstring>.
6410 * script.h: Include <string>.
6411 * symtab.cc: Include <cstring> and <algorithm>.
6412 * target-select.cc: Include <cstring>.
6413 * version.cc: Include <string>.
6414 * testsuite/testmain.cc: Include <cstdlib>.
6415 * configure, config.in: Rebuild.
6417 2008-03-25 Ian Lance Taylor <iant@google.com>
6419 * options.cc: Include "../bfd/bfdver.h".
6420 (options::help): Print bug reporting address.
6422 * version.cc (print_version): Adjust output for current value of
6427 * options.cc (options::help): Print list of supported targets.
6428 * target-select.h: Include <vector>.
6429 (class Target_selector): Make machine_, size_, and is_big_endian_
6430 fields const. Add bfd_name_ and instantiated_target_ fields.
6431 (Target_selector::Target_selector): Add bfd_name parameter.
6432 (Target_selector::recognize): Make non-virtual, call
6434 (Target_selector::recognize_by_name): Make non-virtual, call
6435 do_recognize_by_name.
6436 (Target_selector::supported_names): New function.
6437 (Target_selector::bfd_name): New function.
6438 (Target_selector::do_instantiate_target): New pure virtual
6440 (Target_selector::do_recognize): New virtual function.
6441 (Target_selector::do_recognize_by_name): New virtual function.
6442 (Target_selector::instantiate_target): New private function.
6443 (supported_target_names): Declare.
6444 * target-select.cc (Target_selector::Target_selector): Update for
6445 new parameter and fields.
6446 (select_target_by_name): Check that the name matches before
6447 calling recognize_by_name.
6448 (supported_target_names): New function.
6449 * i386.cc (class Target_selector_i386): Update Target_selector
6450 constructor call. Remove recognize and recognize_by_name. Add
6451 do_instantiate_target.
6452 * x86_64.cc (class Target_selector_x86_64): Likewise.
6453 * testsuite/testfile.cc (class Target_selector_test): Update for
6454 changes to Target_selector.
6456 * README: Rewrite, with some notes on unsupported features.
6458 2008-03-24 Cary Coutant <ccoutant@google.com>
6460 * i386.cc (Target_i386::Got_type): New enum declaration.
6461 (Target_i386::Scan::local): Updated callers of Output_data_got
6463 (Target_i386::Scan::global): Likewise.
6464 (Target_i386::Relocate::relocate): Likewise.
6465 (Target_i386::Relocate::relocate_tls): Likewise.
6466 * object.h (Got_offset_list): New class.
6467 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6468 (Sized_relobj::local_got_offset): Likewise.
6469 (Sized_relobj::set_local_got_offset): Likewise.
6470 (Sized_relobj::local_has_tls_got_offset): Removed.
6471 (Sized_relobj::local_tls_got_offset): Removed.
6472 (Sized_relobj::set_local_tls_got_offset): Removed.
6473 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6474 * output.cc (Output_data_got::add_global): Added got_type parameter.
6475 (Output_data_got::add_global_with_rel): Likewise.
6476 (Output_data_got::add_global_with_rela): Likewise.
6477 (Output_data_got::add_global_pair_with_rel): New function.
6478 (Output_data_got::add_global_pair_with_rela): New function.
6479 (Output_data_got::add_local): Added got_type parameter.
6480 (Output_data_got::add_local_with_rel): Likewise.
6481 (Output_data_got::add_local_with_rela): Likewise.
6482 (Output_data_got::add_local_pair_with_rel): New function.
6483 (Output_data_got::add_local_pair_with_rela): New function.
6484 (Output_data_got::add_global_tls): Removed.
6485 (Output_data_got::add_global_tls_with_rel): Removed.
6486 (Output_data_got::add_global_tls_with_rela): Removed.
6487 (Output_data_got::add_local_tls): Removed.
6488 (Output_data_got::add_local_tls_with_rel): Removed.
6489 (Output_data_got::add_local_tls_with_rela): Removed.
6490 * output.h (Output_data_got::add_global): Added got_type parameter.
6491 (Output_data_got::add_global_with_rel): Likewise.
6492 (Output_data_got::add_global_with_rela): Likewise.
6493 (Output_data_got::add_global_pair_with_rel): New function.
6494 (Output_data_got::add_global_pair_with_rela): New function.
6495 (Output_data_got::add_local): Added got_type parameter.
6496 (Output_data_got::add_local_with_rel): Likewise.
6497 (Output_data_got::add_local_with_rela): Likewise.
6498 (Output_data_got::add_local_pair_with_rel): New function.
6499 (Output_data_got::add_local_pair_with_rela): New function.
6500 (Output_data_got::add_global_tls): Removed.
6501 (Output_data_got::add_global_tls_with_rel): Removed.
6502 (Output_data_got::add_global_tls_with_rela): Removed.
6503 (Output_data_got::add_local_tls): Removed.
6504 (Output_data_got::add_local_tls_with_rel): Removed.
6505 (Output_data_got::add_local_tls_with_rela): Removed.
6506 * resolve.cc (Symbol::override_base_with_special): Removed
6507 reference to has_got_offset_ field.
6508 * symtab.cc (Symbol::init_fields): Replaced initialization
6509 of got_offset_ with got_offsets_. Removed initialization
6511 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6512 (Symbol::got_offset): Likewise.
6513 (Symbol::set_got_offset): Likewise.
6514 (Symbol::has_tls_got_offset): Removed.
6515 (Symbol::tls_got_offset): Removed.
6516 (Symbol::set_tls_got_offset): Removed.
6517 (Symbol::got_offset_): Removed.
6518 (Symbol::tls_mod_got_offset_): Removed.
6519 (Symbol::tls_pair_got_offset_): Removed.
6520 (Symbol::got_offsets_): New field.
6521 (Symbol::has_got_offset): Removed.
6522 (Symbol::has_tls_mod_got_offset): Removed.
6523 (Symbol::has_tls_pair_got_offset): Removed.
6524 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6525 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6527 (Target_x86_64::Scan::global): Likewise.
6528 (Target_x86_64::Relocate::relocate): Likewise.
6529 (Target_x86_64::Relocate::relocate_tls): Likewise.
6531 2008-03-25 Ben Elliston <bje@au.ibm.com>
6533 * yyscript.y: Fix spelling error in comment.
6535 2008-03-24 Ian Lance Taylor <iant@google.com>
6537 * options.h (class General_options): Define build_id option.
6538 * layout.h (class Layout): Declare write_build_id, create_note,
6539 create_build_id. Add build_id_note_ member.
6540 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6541 "libiberty.h", "md5.h", "sha1.h".
6542 (Layout::Layout): Initialize eh_frame_data_,
6543 eh_frame_hdr_section_, and build_id_note_.
6544 (Layout::finalize): Call create_build_id.
6545 (Layout::create_note): New function, broken out of
6546 Layout::create_gold_note.
6547 (Layout::create_gold_note): Call create_note.
6548 (Layout::create_build_id): New function.
6549 (Layout::write_build_id): New function.
6550 (Close_task_runner::run): Call write_build_id.
6552 * x86_64.cc: Correct license to GPLv3.
6554 2008-03-23 Ian Lance Taylor <iant@google.com>
6556 * options.cc: Include "demangle.h".
6557 (parse_optional_string): New function.
6558 (parse_long_option): Handle takes_optional_argument.
6559 (parse_short_option): Update dash_z initializer. Handle
6560 takes_optional_argument.
6561 (General_options::General_options): Initialize do_demangle_.
6562 (General_options::finalize): Set do_demangle_. Handle demangling
6564 * options.h (parse_optional_string): Declare.
6565 (struct One_option): Add optional_arg field. Update constructor.
6566 Update call constructor calls. Add takes_optional_argument
6568 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6569 (DEFINE_optional_string): Define.
6570 (General_options::demangle): Change from DEFINE_bool to
6571 DEFINE_optional_string.
6572 (General_options::no_demangle): New function.
6573 (General_options::do_demangle): New function.
6574 (General_options::set_do_demangle): New function.
6575 (General_options::execstack_status_): Move definition to end of
6577 (General_options::static_): Likewise.
6578 (General_options::do_demangle_): New field.
6579 * object.cc (big_endian>::get_symbol_location_info): Call
6580 Options::do_demangle, not Options::demangle.
6581 * symtab.cc (demangle): Likewise.
6583 2008-03-22 Ian Lance Taylor <iant@google.com>
6585 * gold.h: Include <cstddef> and <sys/types.h>
6586 * options.h: Include <cstring>.
6588 2008-03-21 Ian Lance Taylor <iant@google.com>
6590 * Added source code to GNU binutils.