1 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5 (Arm_relocate_functions::thm_alu11): New Method.
6 (Arm_relocate_functions::thm_pc8): New Method.
7 (Arm_relocate_functions::thm_pc12): New Method.
8 (Target_arm::Scan::local): Handle the relocations.
9 (Target_arm::Scan::global): Likewise.
10 (Target_arm::Relocate::relocate): Likewise.
11 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
13 2010-01-29 Doug Kwan <dougkwan@google.com>
15 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
16 of relocation types as ld.
18 2010-01-29 Doug Kwan <dougkwan@google.com>
20 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
22 (Arm_relocate_functions::thumb_branch_common): Ditto.
23 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
24 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
25 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
26 Arm_relocate_functions::jump24): Remove.
27 (Target_arm::Relocate::relocate): Adjust code to call
28 Arm_relocation_functions::arm_branch_common and
29 Arm_relocation_functions::thumb_branch_common instead of their removed
30 wrappers. Merge switch-cases together to reduce source code size.
32 2010-01-29 Doug Kwan <dougkwan@google.com>
34 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
35 output_local_symbol_count_needs_update_.
36 (Arm_relobj::output_local_symbol_count_needs_update,
37 Arm_relobj::set_output_local_symbol_count_needs_update,
38 Arm_relobj::update_output_local_symbol_count): New methods.
39 (Arm_relobj::output_local_symbol_count_needs_update_): New data
41 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
42 of pointed function as in a R_ARM_PREL31 relocation.
43 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
44 for output local symbol count updating.
45 (Target_arm::do_relax): Update output local symbol counts in objects
47 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
49 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
51 * arm.cc: Added support for the ARM relocations:
52 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
53 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
54 (Arm_relocate_functions::movw_rel_nc): Renamed (was
56 (Arm_relocate_functions::movw_rel): New method.
57 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
58 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
60 (Arm_relocate_functions::thm_movw_rel): New method.
61 (Arm_relocate_functions::thm_movt_rel): Renamed (was
63 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
65 (Target_arm::Scan::global): Likewise.
66 (Target_arm::Relocate::relocate): Likewise.
67 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
70 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
72 * arm.cc: Added support for ARM group relocations.
73 (Target_arm::reloc_needs_sym_origin): New method.
74 (Arm_relocate_functions::calc_grp_kn): New method.
75 (Arm_relocate_functions::calc_grp_residual): New method.
76 (Arm_relocate_functions::calc_grp_gn): New method.
77 (Arm_relocate_functions::arm_grp_alu): New Method.
78 (Arm_relocate_functions::arm_grp_ldr): New Method.
79 (Arm_relocate_functions::arm_grp_ldrs): New Method.
80 (Arm_relocate_functions::arm_grp_ldc): New Method.
81 (Target_arm::Scan::local): Handle the ARM group relocations.
82 (Target_arm::Scan::global): Likewise.
83 (Target_arm::Relocate::relocate): Likewise.
84 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
87 2010-01-26 Doug Kwan <dougkwan@google.com>
89 * arm.cc (set): Include.
90 (class Arm_exidx_fixup): Change type of last_input_section_ to const
92 (Arm_output_section::Text_section_list): New type.
93 (Arm_output_section::append_text_sections_to_list): New method.
94 (Arm_output_section::fix_exidx_coverage): Ditto.
95 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
96 (Arm_relobj::convert_input_section_to_relaxed_section): Use
97 Relobj::set_section_offset() instead of
98 Sized_relobj::invalidate_section_offset().
99 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
100 parameter for section headers. Ignore relocation sections for
101 unallocated sections and EXIDX sections.
102 (Target_arm::fix_exidx_coverage): New method.
103 (Target_arm::output_section_address_less_than): New type.
104 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
105 linked text section instead of the EXIDX section.
106 (Arm_output_section::create_stub_group): Add an assertion to check
107 that this is not an EXIDX output section.
108 (Arm_output_section::append_text_sections_to_list): New method.
109 (Arm_output_section::fix_exidx_coverage): Ditto.
110 (Arm_relobj::scan_sections_for_stubs): Adjust call to
111 Arm_relobj::section_needs_reloc_stub_scanning.
112 (Target_arm::do_relax): Fix EXIDX output section coverage in the
114 (Target_arm::fix_exidx_coverage): New method.
115 * object.h (Relobj::set_output_section): New method.
116 (Sized_relobj::invalidate_section_offset): Remove method.
117 (Sized_relobj::do_invalidate_section_offset): Remove method.
118 (Sized_relobj::do_set_section_offset): Handle offset value -1.
120 2010-01-25 Doug Kwan <dougkwan@google.com>
122 * arm.cc (Arm_exidx_merged_section::do_output_offset):
123 Fix warning due to signed and unsigned comparison on a 32-bit host.
125 2010-01-22 Doug Kwan <dougkwan@google.com>
127 * arm.cc (Target_arm::do_relax): Record an output section for section
128 offset adjustment it contains any stub table that has changed.
129 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
130 offsets in an output section if necessary.
131 * output.cc (Output_section::Output_section): Initialize
132 section_offsets_need_adjustments_.
133 (Output_section::add_input_section_for_script): Renamed to
134 Output_section::add_simple_input_section.
135 (Output_section::save_states): Add a comment.
136 (Output_section::discard_states): New method defintion.
137 (Output_section::adjust_section_offsets): Same.
138 * output.h (Output_section::add_input_section_for_script): Renamed to
139 Output_section::add_simple_input_section.
140 (Output_section::discard_states): New method declaration.
141 (Output_section::adjust_section_offsets): Same.
142 (Output_section::section_offsets_need_adjustment,
143 Output_section::set_section_offsets_need_adjustment): New method
145 (Output_section::section_offsets_need_adjustment_): New data member.
147 (Output_section_element_input::set_section_address): Adjust code for
148 renaming of Output_section::add_input_section_for_script.
149 (Orphan_output_section::set_section_address): Same.
151 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
153 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
154 Fix_v4bx enum values .
155 * gold/options.h (General_options): New option definitions.
156 (General_options::fix_v4bx): New method.
157 (General_options::Fix_v4bx): New enum.
158 * gold/options.cc (General_options::parse_fix_v4bx): New method.
159 (General_options::parse_fix_v4bx_interworking): New method.
161 2010-01-22 Doug Kwan <dougkwan@google.com>
163 * arm.cc (Arm_exidx_fixup): New class.
165 2010-01-21 Doug Kwan <dougkwan@google.com>
167 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
169 (Arm_exidx_section_offset_map): New type.
171 2010-01-21 Doug Kwan <dougkwan@google.com>
173 * arm.cc (Arm_exidx_input_section): New class.
174 (Arm_relobj::exidx_input_section_by_link,
175 Arm_relobj::exidx_input_section_by_shndx,
176 Arm_relobj::make_exidx_input_section): New methods.
177 (read_arm_attributes_section): Remove.
178 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
179 information about them.
180 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
183 2010-01-20 Doug Kwan <dougkwan@google.com>
185 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
186 Input_section_specifier to Section_id.
187 (Target_arm::new_arm_input_section: Adjust code for change of key
189 (Target_arm::find_arm_input_section): Ditto.
190 * gc.h (object.h): Include for Section_id nand Section_id_hash.
191 (Section_id): Remove.
192 (Garbage_collection::Section_id_hash): Remove.
193 * icf.h (object.h): Include for Section_id nand Section_id_hash.
194 (Section_id): Remove.
195 (Icf::Section_id_hash): Remove.
196 * object.h (Section_id, Const_section_id, Section_id_hash,
197 Const_section_id_hash): New type definitions.
198 * output.cc (Output_section::add_relaxed_input_section): Change to
199 use Const_section_id instead of Input_section_specifier as key type.
200 (Output_section::add_merge_input_section): Ditto.
201 (Output_section::build_relaxation_map): Change to use Section_id
202 instead of Input_section_specifier as key type.
203 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
205 (Output_section::convert_input_sections_to_relaxed_sections): Change
206 to use Const_section_id instead of Input_section_specifier as key type.
207 (Output_section::find_merge_section): Ditto.
208 (Output_section::find_relaxed_input_section): Ditto.
209 * output.h (Input_section_specifier): Remove class.
210 (Output_section::Output_section_data_by_input_section_map): Change
211 key type to Const_section_id.
212 (Output_section::Output_relaxed_input_section_by_input_section_map):
214 (Output_section::Relaxation_map): Change key type to Section_id.
216 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
218 * gold/arm.cc: Added support for R_ARM_V4BX relocation
219 (class Arm_v4bx_stub): New class.
220 (DEF_STUBS): Updated definition to support v4_veneer_bx.
221 (Stub_factory::make_arm_v4bx_stub): New method.
222 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
223 (Stub_table::empty): Handle v4bx stubs.
224 (Stub_table::add_arm_v4bx_stub): New method.
225 (Stub_table::find_arm_v4bx_stub): New method.
226 (Arm_relocate_functions::v4bx): New method.
227 (Target_arm::fix_v4bx): New method.
228 (Target_arm::Target_arm): Handle R_ARM_V4BX.
229 (Stub_table::relocate_stubs): Likewise.
230 (Stub_table::do_write): Likewise.
231 (Stub_table::update_data_size_and_addralign): Likewise.
232 (Stub_table::finalize_stubs): Likewise.
233 (Target_arm::Scan::local): Likewise.
234 (Target_arm::Scan::global): Likewise.
235 (Target_arm::do_finalize_sections): Likewise.
236 (Target_arm::Relocate::relocate): Likewise.
237 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
239 (Target_arm::scan_reloc_for_stub): Likewise.
240 (Target_arm::scan_reloc_section_for_stubs): Likewise.
242 2010-01-19 Ian Lance Taylor <iant@google.com>
244 * output.cc (Output_section_headers::do_sized_write): Write large
245 segment count to sh_info field.
246 (Output_file_header::do_sized_write): For large segment count,
247 write PN_XNUM to e_phnum field.
249 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
251 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
252 (Arm_relocate_functions::thm_jump8): New function.
253 (Arm_relocate_functions::thm_jump11): New function.
254 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
256 (Target_arm::Scan::global): Likewise.
257 (Target_arm::Relocate::relocate): Likewise.
258 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
261 2010-01-14 Doug Kwan <dougkwan@google.com>
263 * arm.cc (map, utility): Include headers.
264 (Target_arm::apply_cortex_a8_workaround): New method.
265 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
266 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
267 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
268 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
269 the --[no-]fix-cortex-a8 command line options.
270 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
271 (Target_arm::relocate_stub): Use addend in instruction template.
272 * options.h (DEFINE_bool): Set the user-set flag.
273 (General_options): Add --[no-]-fix-cortex options.
274 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
275 : Update fast look-up map after conversion.
277 2010-01-14 Sriraman Tallam <tmsriram@google.com>
279 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
280 in the first pass of do_layout.
282 2010-01-13 Doug Kwan <dougkwan@google.com>
284 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
285 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
286 apparent compiler problem of not folding static constant integral
287 data members of elfcpp::Elf_sizes<32>.
289 2010-01-13 Doug Kwan <dougkwan@google.com>
291 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
292 Arm_relobj::section_needs_cortex_a8_stub_scanning,
293 Arm_relobj::scan_section_for_cortex_a8_erratum,
294 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
295 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
296 sections to scan for relocation stubs into a new method
297 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
298 relocation and Cortex-A8 stub scanning.
299 (Target_arm::do_relax): Force stubs to be after stubbed sections
300 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
301 the beginning of a new relaxation pass. Update a comment.
302 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
304 2010-01-12 Ian Lance Taylor <iant@google.com>
306 * target-reloc.h (visibility_error): New inline function.
307 (relocate_section): Call visibility_error.
308 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
309 (MOSTLYCLEANFILES): Likewise.
310 (protected_4_pic.o, protected_3.err): New targets.
311 * testsuite/protected_4.cc: New file.
313 2010-01-12 Doug Kwan <dougkwan@google.com>
315 * arm.cc (Cortex_a8_reloc): New class.
316 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
317 and cortex_a8_relocs_info_.
318 (Target_arm::fix_cortex_a8): New method definition.
319 (Target_arm::Cortex_a8_relocs_info): New type.
320 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
321 New data member declarations.
322 (Target_arm::scan_reloc_for_stub): Record information about
323 relocations for THUMB branches that might be exempted from the
324 Cortex-A8 workaround.
325 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
326 at the beginning of a relaxation pass.
328 2010-01-12 Doug Kwan <dougkwan@google.com>
330 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
331 (Arm_relobj::Mapping_symbol_position,
332 Arm_reloj::Mapping_symbol_position_less,
333 Arm_relobj::Mapping_symbols_info): New types.
334 (Target_arm::is_mapping_symbol_name): New method definition.
335 (Arm_relobj::do_count_local_symbols): Save information about mapping
338 2010-01-11 Doug Kwan <dougkwan@google.com>
340 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
341 Arm_relocate_functions::thumb32_branch_upper,
342 Arm_relocate_functions::thumb32_branch_lower,
343 Arm_relocate_functions::thumb32_cond_branch_offset,
344 Arm_relocate_functions::thumb32_cond_branch_upper,
345 Arm_relocate_functions::thumb32_cond_branch_lower,
346 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
347 branch offset encoding.
348 (Arm_relocate_functions::thumb_branch_common): Use new branch
349 offset encoding methods to avoid code duplication.
350 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
351 (Stub_addend_reader::operator()): Use new branch encoding method
352 to avoid code duplication.
354 2010-01-11 Doug Kwan <dougkwan@google.com>
356 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
357 (Target_arm::do_finalize_sections): Define special EXIDX section
358 symbols only if referenced.
359 * gc.h (Garbage_collection::add_reference): New method.
360 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
363 2010-01-11 Ian Lance Taylor <iant@google.com>
365 * script.cc (Version_script_info::build_expression_list_lookup):
366 Change complaing about duplicate wildcard match from error to
369 * script.cc (class Lazy_demangler): Recreate--revert part of patch
371 (Version_script_info::Version_script_info): Initialize globs_,
372 default_version_, default_is_global_, and exact_. Don't
373 initialize globals_ or locals_.
374 (Version_script_info::build_lookup_tables): Build local symbols
376 (Version_script_info::unquote): New function.
377 (Version_script_info::add_exact_match): New function.
378 (Version_script_info::build_expression_list_lookup): Remove lookup
379 parameter. Add is_global parameter. Change all callers. Handle
380 wildcard pattern specially. Unquote pattern. Call
382 (Version_script_info::get_name_to_match): New function.
383 (Version_script_info::get_symbol_version): New function.
384 (Version_script_info::get_symbol_version_helper): Remove.
385 (Version_script_info::check_unmatched_names): Call unquote.
386 * script.h (class Version_script_info): Change get_symbol_version
387 to be non-inline and add is_global parameter; change all callers.
388 Rewrite symbol_is_local. Update declarations. Define struct
389 Version_tree_match, Exact, Globs. Don't define struct Lookup.
390 Remove globals_ and locals_ members. Add exact_, globs_,
391 default_version_, is_global_.
392 (Version_script_info::Glob): Remove pattern, add expression and
393 is_global. Update constructor. Change all callers.
394 * dynobj.cc (Versions::finalize): Mark the version symbol as the
396 (Versions::symbol_section_contents): If a symbol is undefined, or
397 defined in a dynamic object, set the version index to
399 * symtab.cc (Symbol_table::add_from_relobj): Don't call
401 (Symbol_table::add_from_pluginobj): Likewise.
402 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
404 2010-01-11 Doug Kwan <dougkwan@google.com>
406 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
407 (incremental_dump_LDADD): Add linking option for libintl.
408 * Makefile.in: Regenerate.
410 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
413 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
415 * testsuite/Makefile.in: Regenerated.
417 2010-01-10 Doug Kwan <dougkwan@google.com>
419 * options.h (DEFINE_var): Use parentheses around argument varname__
420 in macro body to avoid any unintended subsequent substitutions.
422 2010-01-10 Ian Lance Taylor <iant@google.com>
424 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
425 candidates before doing symbol resolution.
427 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
428 ODR candidates if only one is weak.
430 2010-01-08 Ian Lance Taylor <iant@google.com>
432 * script.cc (Version_script_info::build_expression_list_lookup):
433 Don't warn about ambiguous version, just record the ambiguity.
434 (Version_script_info::get_symbol_version_helper): Give error if
435 version is ambiguous.
437 2010-01-08 Doug Kwan <dougkwan@google.com>
439 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
440 prev_data_size_ and prev_addralign_. Remove initializer for
441 deleted data member has_been_changed_.
442 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
443 to determine if the table is empty.
444 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
446 (Stub_table::add_reloc_stub): Define method in class definition
447 instead of just declaring it there.
448 (Stub_table::add_cortex_a8_stub): New method definition.
449 (Stub_table::update_data_size_and_addralign): Ditto.
450 (Stub_table::finalize_stubs): Ditto.
451 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
452 (Stub_table::do_addralign_): Return address alignment in the
453 (Stub_table::do_reset_address_and_file_offset): Define method in
454 class definition instead of declaring it there. Set current data
455 size to be the data size of the previous pass.
456 (Stub_table::set_final_data_size): Use current data size as the
458 (Stub_table::relocate_stub): Change parameter type of stub from
459 Reloc_stub pointer to Stub pointer.
460 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
461 (Stub_table::Cortex_a8_stub_list): New typedef.
462 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
463 Stub_table::prev_addralign_): New data member.
464 (Arm_relobj::Arm_relobj): Initialize data member
465 section_has_cortex_a8_workaround_.
466 (Arm_relobj::section_has_cortex_a8_workaround,
467 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
469 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
471 (Target_arm::relocate_stub): Change parameter type of stub from
472 Reloc_stub pointer to Stub pointer.
473 (Insn_template::size, Insn_template::alignment): Handle
474 THUMB16_SPECIAL_TYPE.
475 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
476 Stub_table::update_data_size_and_addralign,
477 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
479 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
480 (Stub_table::do_write): Ditto.
481 (Target_arm::do_relax): Adjust code for changes in Stub_table.
483 2010-01-08 Ian Lance Taylor <iant@google.com>
486 * symtab.h (class Symbol): Remove fields is_target_special_ and
487 has_plt_offset_. Add field is_defined_in_discarded_section_.
488 (Symbol::is_defined_in_discarded_section): New function.
489 (Symbol::set_is_defined_in_discarded_section): New function.
490 (Symbol::has_plt_offset): Rewrite.
491 (Symbol::set_plt_offset): Verify that new offset is not -1U.
492 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
493 Don't initialize is_target_special_ or has_plt_offset_.
494 Initialize is_defined_in_discarded_section_.
495 (Symbol_table::add_from_relobj): If appropriate, set
496 is_defined_in_discarded_section.
497 * resolve.cc (Symbol::override_base_with_special): Don't test
498 is_target_special_. Change has_plt_offset_ to has_plt_offset().
499 * target-reloc.h (relocate_section): Do special handling for
500 symbols defined in discarded sections for global symbols as well
503 2010-01-08 Ian Lance Taylor <iant@google.com>
505 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
508 2010-01-08 Ian Lance Taylor <iant@google.com>
510 * object.cc (Sized_relobj::do_layout): Don't get confused if
511 layout_eh_frame returns NULL.
513 2010-01-08 Ian Lance Taylor <iant@google.com>
516 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
517 dynamic symbol table, use the normal symbol table.
518 (Sized_dynobj::do_read_symbols): Remove assertion about type of
521 2010-01-08 Ian Lance Taylor <iant@google.com>
524 * layout.cc (Layout::include_section): Remove .gnu_debuglink
527 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
529 * version.cc (print_version): Change to "Copyright 2010".
531 2010-01-08 Ian Lance Taylor <iant@google.com>
535 * i386.cc (class Target_i386): Change return type of plt_section
537 (class Output_data_plt_i386): Add tls_desc_rel_ field.
538 (Output_data_plt_i386::Output_data_plt_i386): Initialize
540 (Output_data_plt_i386::rel_tls_desc): New function.
541 (Target_i386::rel_tls_desc_section): New function.
542 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
543 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
544 R_386_TLS_DESC reloc in rel_tls_desc_section.
545 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
546 Define struct Tlsdesc_info.
547 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
548 (Target_x86_64::do_reloc_symbol_index): New function.
549 (Target_x86_64::add_tlsdesc_info): New function.
550 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
551 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
553 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
555 (Output_data_plt_x86_64::rela_tlsdesc): New function.
556 (Target_x86_64::rela_tlsdesc_section): New function.
557 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
559 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
560 (Target_x86_64::do_reloc_addend): New function.
561 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
562 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
563 declarations. Define TARGET_CODE. Add arg field to u1_ union.
564 (Output_reloc::type): New function.
565 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
566 (Output_reloc::is_target_specific): New function.
567 (Output_reloc::target_arg): New function.
568 (class Output_reloc) [SHT_RELA]: Add four new constructors for
569 absolute relocs and target specific relocs.
570 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
572 (class Output_data_reloc) [SHT_RELA]: Likewise.
573 * output.cc (Output_reloc::Output_reloc): Add four new versions
574 for absolute relocs and target specific relocs.
575 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
576 (Output_reloc::get_symbol_index): Likewise.
577 (Output_reloc::local_section_offset): Check that local_sym_index_
578 is not TARGET_CODE or 0.
579 (Output_reloc::symbol_value): Likewise.
580 (Output_reloc::write) [SHT_RELA]: Call target for target specific
582 * target.h (class Target): Add reloc_symbol_index and reloc_addend
583 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
585 * layout.cc (add_target_dynamic_tags): Use output section for
586 DT_PLTRELSZ and DT_JMPREL.
588 2010-01-07 Ian Lance Taylor <iant@google.com>
591 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
593 (class Output_data_reloc_generic): Define.
594 (class Output_data_reloc_base): Change base class to
595 Output_data_reloc_generic. Change add() method to call
596 bump_relative_reloc_count for a relative reloc. Remove
598 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
600 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
601 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
603 * layout.h (class Layout): Update declaration.
605 2010-01-07 Ian Lance Taylor <iant@google.com>
607 * output.h (class Output_data): Add const version of
608 output_section and do_output_section.
609 (class Output_section_data): Add const version of
611 (class Output_section): Likewise.
612 * layout.cc (Layout::add_target_dynamic_tags): New function.
613 * layout.h (class Layout): Update declarations.
614 * arm.cc (Target_arm::do_finalize_sections): Use
615 add_target_dynamic_tags.
616 * i386.cc (Target_i386::do_finalize_sections): Likewise.
617 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
618 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
619 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
621 2010-01-07 Ian Lance Taylor <iant@google.com>
624 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
627 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
628 Ian Lance Taylor <iant@google.com>
631 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
632 Xindex::read_symtab_xindex.
634 2010-01-07 Doug Kwan <dougkwan@google.com>
636 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
637 (Insn_template::thumb16_bcond_insn): New method declaration.
638 (Insn_template): Fix spelling.
639 (Stub::thumb16_special): New method declaration.
640 (Stub::do_write): Define virtual method which was previously pure
642 (Stub::do_thumb16_special): New method declaration.
643 (Stub::do_fixed_endian_write): New template member.
644 (Reloc_stub::do_write): Remove.
645 (Reloc_stub::do_fixed_endian_write): Remove.
646 (Cortex_a8_stub): New class definition.
647 (Stub_factory::make_cortex_a8_stub): New method definition.
648 (Stub_factory::Stub_factory): Add missing static storage class
649 qualifier for elf32_arm_stub_a8_veneer_blx.
651 2010-01-07 Ian Lance Taylor <iant@google.com>
654 * options.h (class General_options): Add --warn-unresolved-symbols
655 and --error-unresolved-symbols.
656 * errors.cc (Errors::undefined_symbol): Implement
657 --warn-unresolved-symbols.
659 * options.h (class General_options): Add -z text and -z textoff.
660 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
662 2010-01-06 Sriraman Tallam <tmsriram@google.com>
664 * gc.h (Garbage_collection::Cident_section_map): New typedef.
665 (Garbage_collection::cident_sections): New function.
666 (Garbage_collection::add_cident_section): New function.
667 (Garbage_collection::cident_sections_): New member.
668 (gc_process_relocs): Add references to sections whose names are C
670 * gold.h (cident_section_start_prefix): New constant.
671 (cident_section_stop_prefix): New constant.
672 (is_cident): New function.
673 * layout.cc (Layout::define_section_symbols): Replace string constants
674 with the newly defined constants.
675 * object.cc (Sized_relobj::do_layout): Track sections whose names are
677 * testsuite/Makefile.am: Add gc_orphan_section_test.
678 * testsuite/Makefile.in: Regenerate.
679 * testsuite/gc_orphan_section_test.cc: New file.
680 * testsuite/gc_orphan_section_test.sh: New file.
682 2010-01-06 Ian Lance Taylor <iant@google.com>
685 * options.h (class General_options): Add --warn-shared-textrel.
686 * layout.cc (Layout::finish_dynamic_section): Implement
687 --warn-shared-textrel.
690 * options.h (class General_options): Add --warn-multiple-gp.
692 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
694 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
695 $(THREADSLIB) and $(LIBDL).
696 * Makefile.in: Rebuild.
698 2010-01-06 Ian Lance Taylor <iant@google.com>
701 * options.cc (General_options::parse_section_start): New function.
702 (General_options::section_start): New function.
703 (General_options::General_options): Initialize all members.
704 * options.h: Include <map>
705 (class General_options): Add --section-start. Add section_starts_
707 * layout.cc (Layout::attach_allocated_section_to_segment): If
708 --section-start was used, set the address of the segment. Remove
710 (Layout::relaxation_loop_body): If the address of the load segment
711 has been set by --section-start, don't use it.
712 * output.h (Output_segment::update_flags_for_output_section): New
714 * output.cc (Output_segment::add_output_section): Call
715 update_flags_for_output_section.
717 2010-01-05 Ian Lance Taylor <iant@google.com>
720 * options.h (class General_options): Add --undefined-version.
721 * script.cc (struct Version_expression): Add was_matched_by_symbol
723 (Version_script_info::matched_symbol): New function.
724 (Version_script_info::get_symbol_version_helper): Call
726 (Version_script_info::check_unmatched_names): New function.
727 * script.h (class Version_script_info): Update declarations.
728 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
730 * options.h (class General_options): Use DEFINE_bool_alias for
731 allow_multiple_definition.
732 * resolve.cc (Symbol_table::should_override): Don't test
733 allow_multiple_definition.
736 * options.h (class General_options): Add --cref.
737 * main.cc (main): Print cref table if --cref. Don't close mapfile
738 until after printing cref table.
739 * cref.cc: Include "symtab.h".
740 (class Cref_inputs): Define Cref_table_compare and Cref_table.
741 (Cref_table_compare::operator()): New function.
742 (Cref_inputs::gather_cref): New function.
743 (filecol): New static const.
744 (Cref_inputs::print_cref): New function.
745 (Cref::print_cref): New function.
746 * cref.h: Include <cstdio>.
747 (class Cref): Update declarations.
748 * mapfile.h (Mapfile::file): New function.
749 * object.h (class Object): Define Symbols. Declare virtual
750 do_get_global_symbols.
751 (Object::get_global_symbols): New function.
752 * object.cc (Input_objects::add_object): Pass object to cref_ if
754 (Input_objects::archive_start): Likewise.
755 (Input_objects::archive_stop): Likewise.
756 (Input_objects::print_cref): New function.
757 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
758 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
760 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
762 * plugin.h (class Sized_pluginobj): Update declarations.
764 2010-01-05 Ian Lance Taylor <iant@google.com>
766 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
767 to is_default_version. Rename insdef to insdefault.
768 (Symbol_table::add_from_relobj): Rename def to is_default_version
769 and local to is_forced_local.
770 (Symbol_table::add_from_pluginobj): Likewise.
771 (Symbol_table::add_from_dynobj): Likewise.
772 (Symbol_table::define_special_symbol): Rename insdef to
775 2010-01-04 Ian Lance Taylor <iant@google.com>
778 * options.h (class General_options): Add
779 --allow-multiple-definition and -z muldefs.
780 * resolve.cc (Symbol_table::should_override): Don't warn about a
781 multiple symbol definition if --allow-multiple-definition or -z
785 * options.h (class General_options): Add --add-needed and
786 --copy-dt-needed-entries. Tweak --as-needed help entry.
787 * object.cc (Input_objects::check_dynamic_dependencies): Give an
788 error if --copy-dt-needed-entries aka --add-needed is used and
789 would cause a change in behaviour.
792 * options.h (class General_options): Add -G as a short version of
793 --shared. Add no-op options -assert, -g, and -i.
795 2010-01-04 Sriraman Tallam <tmsriram@google.com>
797 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
798 check for .text or .gnu.linkonce.t sections.
799 * icf.cc (Icf::find_identical_sections): Ditto.
800 Change the detection for mangled function name within the section
802 * icf.h (is_section_foldable_candidate): New function.
804 2009-12-30 Ian Lance Taylor <iant@google.com>
807 * options.h (class General_options): Permit two dashes with
808 --retain-symbols-file.
810 2009-12-30 Ian Lance Taylor <iant@google.com>
813 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
814 don't put the file header and segment headers in the text
818 * common.cc (Sort_commons::operator()): Stabilize sort when both
820 (Symbol_table::do_allocate_commons_list): When allocating common
821 symbols, skip a symbol which is no longer common.
822 * symtab.h (Symbol::is_common): Test whether the symbol comes from
823 an object before checking its type.
824 * testsuite/common_test_2.c: New file.
825 * testsuite/common_test_3.c: New file.
826 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
827 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
828 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
829 (common_test_2_pic.o, common_test_2.so): New targets.
830 (common_test_3_pic.o, common_test_3.so): New targets.
831 * testsuite/Makefile.in: Rebuild.
834 * script.cc (read_input_script): If we see a new SECTIONS clause,
835 and we have added an input section, give an error.
836 * layout.h (class Layout): Add have_added_input_section function.
837 Add have_added_input_section_ field.
838 * layout.cc (Layout::Layout): Initialize
839 have_added_input_section_.
840 (Layout::layout): Set have_added_input_section_.
841 (Layout::layout_eh_frame): Likewise.
843 2009-12-30 Ian Lance Taylor <iant@google.com>
846 * options.h (class General_options): Add --sort-common option.
847 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
848 * common.cc (Sort_common): Add sort_order parameter to
849 constructor. Add sort_order_ field.
850 (Sort_commons::operator): Check sort_order_.
851 (Symbol_table::allocate_commons): Determine the sort order.
852 (Symbol_table::do_allocate_commons): Add sort_order parameter.
854 (Symbol_table::do_allocate_commons_list): Likewise.
856 2009-12-30 Ian Lance Taylor <iant@google.com>
859 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
860 symbols from this object, don't change the visibility of an
862 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
864 2009-12-30 Ian Lance Taylor <iant@google.com>
867 * script.h (class Version_script_info): Define Language enum.
868 Update declarations. Define Glob, Exact, and Lookup types. Add
869 new fields globals_, locals_, and is_finalized_.
870 * script.cc: Various formatting fixes.
871 (class Parser_closure): Change language_stack_ from a vector of
872 std::string to one of Version_script_info::Language. Adjust all
874 (class Lazy_demangler): Remove.
875 (struct Version_expression): Change language from std::string to
876 Version_script_info::Language.
877 (Version_script_info::Version_script_info): New function.
878 (Version_script_info::~Version_script_info): Don't call clear.
879 (Version_script_info::finalize): New function.
880 (Version_script_info::build_lookup_tables): New function.
881 (Version_script_info::build_expression_list_lookup): New
883 (Version_script_info::get_symbol_version_helper): Rewrite to use
885 (Version_script_info::print_expression_list): Adjust to use
886 Version_script_info::Language.
887 (script_push_lex_into_version_mode): Check that the version script
888 has not been finalized.
889 (version_script_push_lang): Change language string to
890 Version_script_info::Language.
891 * options.cc (Command_line::version_script): New function.
892 * options.h (class General_options): Add finalize_dynamic_list
893 function. Change version_script from declaration to definition.
894 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
895 * testsuite/version_script.map: Remove duplicate def of foo.
896 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
898 * testsuite/Makefile.in: Rebuild.
900 2009-12-30 Ian Lance Taylor <iant@google.com>
903 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
904 if the input symbol index is 0, make the output symbol index 0.
906 2009-12-30 Ian Lance Taylor <iant@google.com>
909 * options.h (class General_options): Add -x/--discard-all.
910 * object.cc (Sized_relobj::do_count_local_symbols): Handle
911 --discard-all. If the local symbol needs a dynamic entry, check
912 that before handling --discard-locals.
914 2009-12-30 Ian Lance Taylor <iant@google.com>
917 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
919 (Output_segment::add_output_section): Don't change the flags if
923 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
924 GNU hash table if they need a dynamic value. Otherwise, don't add
925 them if they are defined in a dynamic object or are forced local.
927 2009-12-29 Ian Lance Taylor <iant@google.com>
930 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
931 .gnu.hash table for a 32-bit target.
934 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
935 regular and a dynamic object only needs a dynamic symbol table
936 entry if it is externally visible.
939 * i386.cc (class Target_i386): Initialize global_offset_table_ in
940 constructor. Add global_offset_table_ field.
941 (Target_i386::got_section): Set global_offset_table_.
942 (Target_i386::do_finalize_sections): Set global_offset_table_
944 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
945 in constructor. Add global_offset_table_ field.
946 (Target_x86_64::got_section): Set global_offset_table_.
947 (Target_x86_64::do_finalize_sections): Set global_offset_table_
950 * layout.cc (Layout::Layout): Initialize increase_relro_.
951 (Layout::get_output_section): Add is_relro, is_last_relro, and
952 is_first_non_relro parameters. Change all callers.
953 (Layout::choose_output_section): Likewise.
954 (Layout::add_output_section_data): Likewise.
955 (Layout::make_output_section): Likewise.
956 (Layout::set_segment_offsets): Clear increase_relro when using a
958 * layout.h (class Layout): Add increase_relro method. Add
959 increase_relro_ field. Update declarations.
960 * output.cc (Output_section::Output_section): Initialize
961 is_last_relro_ and is_first_non_relro_.
962 (Output_segment::add_output_section): Group relro sections is
963 do_sort is true. Handle is_last_relro and is_first_non_relro.
964 (Output_segment::maximum_alignment): Remove relro handling.
965 (Output_segment::set_section_addresses): Add increase_relro
966 parameter. Change all callers. Add initial alignment to align
967 relro sections on separate page. Remove old relro handling.
968 (Output_segment::set_section_list_addresses): Remove in_relro
969 parameter. Change all callers.
970 (Output_segment::set_offset): Add increase parameter. Change all
971 callers. Remove old relro handling.
972 * output.h (class Output_section): Add new methods: is_last_relro,
973 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
974 Add is_last_relro_ and is_first_non_relro_ fields.
975 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
976 Create separate .got.plt section. Call increase_relro.
977 * x86_64.cc (Target_x86_64::got_section): Likewise.
978 * testsuite/relro_script_test.t: Add .got.plt.
981 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
982 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
983 (Layout::finalize): Call set_dynamic_symbol_size.
984 (Layout::set_dynamic_symbol_size): New function.
985 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
986 set_dynamic_symbol_size.
989 * output.h (class Output_section): Add is_entsize_zero_ field.
990 * output.cc (Output_section::Output_section): Initialize
992 (Output_section::set_entsize): If two different entsizes are
993 requested, force it to zero.
994 (Output_section::add_input_section): Set flags for .debug_str
995 before updating section flags. Set entsize.
996 (Output_section::update_flags_for_input_section): Set SHF_MERGE
997 and SHF_STRING if all input sections have those flags.
999 2009-12-29 Rafael Espindola <espindola@google.com>
1001 * main.cc (main): Fix the sys time reporting.
1002 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1005 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1007 * options.cc (General_options::parse_version): Allow -v to exit
1008 without an error if there is nothing to link.
1010 2009-12-29 Ian Lance Taylor <iant@google.com>
1012 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1013 using a version of gcc before 4.1.
1014 * configure: Rebuild.
1016 2009-12-28 Chris Demetriou <cgd@google.com>
1018 * attributes.cc (Output_attributes_section_data::do_write): Use
1019 std::vector::front rather than std::vector::data.
1021 2009-12-28 Ian Lance Taylor <iant@google.com>
1023 * symtab.h (class Symbol_table): Add enum Defined.
1024 * resolve.cc (Symbol_table::should_override): Add defined
1025 parameter. Change all callers. Test whether object is NULL
1026 before calling a method on it.
1027 (Symbol_table::report_resolve_problem): Add defined parameter.
1029 (Symbol_table::should_override_with_special): Likewise.
1030 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1031 parameter. Change all callers.
1032 (Symbol_table::do_define_in_output_data): Likewise.
1033 (Symbol_table::define_in_output_segment): Likewise.
1034 (Symbol_table::do_define_in_output_segment): Likewise.
1035 (Symbol_table::define_as_constant): Likewise.
1036 (Symbol_table::do_define_as_constant): Likewise.
1037 * script.h (class Symbol_assignment): Add is_defsym parameter to
1038 constructor; change all callers.
1039 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1040 parameter. Change all callers. Add is_defsym_ field.
1041 (class Parser_closure): Add parsing_defsym parameter to
1042 constructor; change all callers. Add parsing_defsym accessor
1043 function. Add parsing_defsym_ field.
1045 2009-12-28 Ian Lance Taylor <iant@google.com>
1047 * gold.cc (queue_middle_tasks): Fix formatting.
1048 * object.cc (Relobj::is_section_name_included): Likewise.
1050 2009-12-23 Ian Lance Taylor <iant@google.com>
1052 * i386.cc (Target_i386::do_calls_non_split): Recognize
1053 -fsplit-stack prologue for a function with a static chain.
1054 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1055 -fsplit-stack prologue when using %r11.
1057 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1059 * options.cc (General_options::parse_version): Make -v continue and do
1060 the link like GNU ld does.
1062 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1064 * Makefile.am (CCFILES): Add timer.cc.
1065 (HFILES): Add timer.h.
1066 * configure.ac: Check for sysconf and times.
1067 * main.cc: include timer.h.
1068 (main): Use Timer instead of get_run_time.
1071 * workqueue.cc: include timer.h.
1072 (Workqueue::find_and_run_task):
1073 Report user, sys and wall time.
1074 * Makefile.in: Regenerate.
1075 * config.in: Regenerate.
1076 * configure: Regenerate.
1078 2009-12-16 Doug Kwan <dougkwan@google.com>
1080 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1082 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1083 relaxed input sections.
1084 * output.cc (Output_section::find_relaxed_input_section): Change
1085 return type to Output_relaxed_input_section pointer. Adjust code
1086 for new type of relaxed_input_section_map_.
1087 * output.h (Output_section::find_relaxed_input_section): Change
1088 return type to Output_relaxed_input_section pointer.
1089 (Output_section::Output_relaxed_input_section_by_input_section_map):
1091 (Output_section::relaxed_input_section_map_): Change type to
1092 Output_section::Output_relaxed_input_section_by_input_section_map.
1093 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1096 2009-12-15 Ian Lance Taylor <iant@google.com>
1098 * layout.cc (Layout::create_shstrtab): Only write out after input
1099 sections if we are compressing debug sections.
1101 2009-12-15 Ian Lance Taylor <iant@google.com>
1103 * archive.cc (Archive::add_symbols): Only look up a symbol without
1104 a version if there is, in fact, a version.
1106 2009-12-14 Ian Lance Taylor <iant@google.com>
1108 Revert -Wshadow changes, all changes from:
1109 2009-12-11 Doug Kwan <dougkwan@google.com>
1110 2009-12-11 Nick Clifton <nickc@redhat.com>
1111 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1113 2009-12-11 Doug Kwan <dougkwan@google.com>
1115 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1117 * attributes.cc (Object_attribute::size): Ditto.
1118 (Attributes_section_data::size): Ditto.
1119 (Attributes_section_data::Attributes_section_data): Ditto.
1120 (Output_attributes_section_data::do_write): Ditto.
1121 * attributes.h (Object_attribute::set_type): Ditto.
1122 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1124 2009-12-11 Nick Clifton <nickc@redhat.com>
1126 * archive.cc: Fix shadowed variable warnings.
1128 * compressed_output.cc: Likewise.
1129 * compressed_output.h: Likewise.
1130 * configure: Likewise.
1131 * dwarf_reader.cc: Likewise.
1132 * dynobj.cc: Likewise.
1133 * dynobj.h: Likewise.
1134 * ehframe.cc: Likewise.
1135 * ehframe.h: Likewise.
1136 * errors.cc: Likewise.
1137 * expression.cc: Likewise.
1138 * fileread.cc: Likewise.
1139 * fileread.h: Likewise.
1140 * freebsd.h: Likewise.
1141 * i386.cc: Likewise.
1143 * incremental.h: Likewise.
1144 * layout.cc: Likewise.
1145 * layout.h: Likewise.
1146 * mapfile.cc: Likewise.
1147 * merge.cc: Likewise.
1148 * merge.h: Likewise.
1149 * object.cc: Likewise.
1150 * object.h: Likewise.
1151 * options.h: Likewise.
1152 * output.cc: Likewise.
1153 * output.h: Likewise.
1154 * parameters.cc: Likewise.
1155 * plugin.cc: Likewise.
1156 * powerpc.cc: Likewise.
1157 * reduced_debug_output.cc: Likewise.
1158 * reduced_debug_output.h: Likewise.
1159 * reloc.cc: Likewise.
1160 * reloc.h: Likewise.
1161 * resolve.cc: Likewise.
1162 * script-sections.cc: Likewise.
1163 * script.cc: Likewise.
1164 * script.h: Likewise.
1165 * sparc.cc: Likewise.
1166 * symtab.cc: Likewise.
1167 * symtab.h: Likewise.
1168 * target-select.cc: Likewise.
1169 * target-select.h: Likewise.
1170 * token.h: Likewise.
1171 * workqueue.cc: Likewise.
1172 * workqueue.h: Likewise.
1173 * x86_64.cc: Likewise.
1175 2009-12-10 Doug Kwan <dougkwan@google.com>
1177 * arm.cc (attributes.h): New include.
1178 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1179 (Arm_relobj::~Arm_relobj): Delete object pointed by
1180 attributes_section_data_.
1181 (Arm_relobj::attributes_section_data): New method definition.
1182 (Arm_relobj::attributes_section_data_): New data member declaration.
1183 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1184 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1185 attributes_section_data_.
1186 (Arm_dynobj::attributes_section_data): New method definition.
1187 (Arm_dynobj::attributes_section_data_): New data member declaration.
1188 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1189 initialization value of may_use_blx_ to false.
1190 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1191 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1192 object attributes to compute results instead of hard-coding.
1193 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1194 Target_arm::get_secondary_compatible_arch,
1195 Target_arm::set_secondary_compatible_arch
1196 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1197 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1198 New method declarations.
1199 (Target_arm::get_aeabi_object_attribute): New method definition.
1200 (Target_arm::attributes_section_data_): New data member declaration.
1201 (read_arm_attributes_section): New template definition.
1202 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1203 (Arm_dynobj::do_read_symbols): Ditto.
1204 (Target_arm::do_finalize_sections): Merge attributes sections from
1205 input. Check for BLX use after attributes section merging.
1206 Fix __exidx_start and __exidx_end visibility. Create an
1207 .ARM.attributes section if necessary.
1208 (Target_arm::get_secondary_compatible_arch,
1209 Target_arm::set_secondary_compatible_arch,
1210 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1211 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1212 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1213 New method definitions.
1215 2009-12-09 Ian Lance Taylor <iant@google.com>
1217 * plugin.cc (Plugin::load): Don't cast from void* to a function
1220 2009-12-09 Ian Lance Taylor <iant@google.com>
1222 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1225 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1227 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1228 Replace two_file_shared_1.so with two_file_shared_2.so.
1229 * testsuite/Makefile.in: Regenerated.
1231 2009-12-08 Doug Kwan <dougkwan@google.com>
1233 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1234 (HFILES): Add attributes.h and int_encoding.h.
1235 * Makefile.in: Regenerate.
1236 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1237 function definitions to int_encoding.cc
1238 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1239 prototypes to int_encoding.h
1240 * reduced_debug_output.cc (int_encoding.h): New include.
1241 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1242 function definitions to int_encoding.cc
1243 (insert_into_vector, read_from_pointer): Move template definitions to
1245 * attributes.cc: New file.
1246 * attributes.h: New file.
1247 * int_encoding.cc: New file.
1248 * int_encoding.h: New file.
1250 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1253 * incremental-dump.cc (dump_incremental_inputs): New.
1254 (main): Use dump_incremental_inputs.
1256 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1259 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1260 checking elfcpp::STT_FUNC.
1261 (Target_i386::Relocate::relocate): Likewise.
1262 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1264 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1265 symbols from shared libraries into normal FUNC symbols.
1267 * symtab.h (Symbol): Add is_func and use it.
1269 2009-12-05 Doug Kwan <dougkwan@google.com>
1271 * arm.cc (Target_arm::arm_info): Initialize new fields
1272 attributes_section and attributes_vendor.
1273 * i386.cc (Target_i386::i386_info): Same.
1274 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1275 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1276 fields attributes_section and attributes_vendor.
1277 * sparc.cc (Target_sparc::sparc_info): Same.
1278 * target.h (Target::attributes_section, Target::attributes_vendor,
1279 Target::is_attributes_section, Target::attribute_arg_type,
1280 Target::attributes_order): New method definitions.
1281 (Target::Target_info::attributes_section,
1282 Target::Target_info::attributes_vendor): New fields.
1283 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1284 virtual method definitions.
1285 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1286 attributes_section and attributes_vendor.
1287 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1289 2009-12-05 Doug Kwan <dougkwan@google.com>
1291 * arm.cc: Update comments about interworking and stub generation.
1292 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1293 considered as non-PIC.
1294 (Arm_relocate_functions::base_abs): Fix formatting.
1295 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1296 of function to use GOT entry address instead of offset.
1297 (Target_arm::Scan::global): Issue an error if a symbol would need a
1298 PLT does not get one because it is untyped. Remove code to create
1299 dynamic symbols for relative branches.
1300 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1301 takes unsigned integer instead of boolean.
1303 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1305 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1306 (two_file_test_LDADD): Likewise.
1307 (common_test_1_LDADD): Likewise.
1308 (exception_test_LDADD) Likewise.
1309 (weak_test_LDADD): Likewise.
1310 (many_sections_test_LDADD): Likewise.
1311 (initpri1_LDADD): Likewise.
1312 (script_test_1_LDADD): Likewise.
1313 (script_test_2_LDADD): Likewise.
1314 (justsyms_LDADD): Likewise.
1315 (binary_test_LDADD): Likewise.
1316 (large_LDADD): Likewise.
1317 * testsuite/Makefile.in: Regenerated.
1319 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1321 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1322 (Symbol_table::override_with_special): Likewise.
1323 (Symbol_table::add_from_object): Likewise.
1325 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1327 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1328 Don't set the data_offset twice.
1330 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1332 * testsuite/Makefile.in: Regenerate.
1334 2009-12-03 Doug Kwan <dougkwan@google.com>
1336 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1337 (Target_arm::do_finalize_sections): Add parameter for symbol table
1338 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1339 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1340 parameter for symbol table pointer.
1341 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1342 an additional parameter for a pointer to symbol table.
1343 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1344 parameter for a symbol table pointer.
1345 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1346 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1348 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1349 parameter for a symbol table pointer.
1351 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1353 * incremental.cc (Incremental_inputs_header)
1354 (Incremental_inputs_header_write, Incremental_inputs_entry)
1355 (Incremental_inputs_entry_write): Move ...
1356 * incremental.h (Incremental_inputs_header)
1357 (Incremental_inputs_header_write, Incremental_inputs_entry)
1358 (Incremental_inputs_entry_write): here.
1360 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1362 * incremental.cc (make_sized_incremental_binary): Set the target.
1363 Error if it is incompatible.
1364 * output.h (Output_file): Add filename method.
1366 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1368 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1369 from the get_* methods.
1371 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1373 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1374 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1375 Write 0 for the data_offset of scripts.
1377 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1379 * testsuite/Makefile.am: Add the incremental_test.sh test.
1380 * testsuite/incremental_test.sh: New.
1381 * testsuite/incremental_test_1.c: New.
1382 * testsuite/incremental_test_2.c: New.
1384 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1386 * incremental-dump.cc (main): Fix typos.
1388 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1391 * incremental-dump.cc (main): Use llu to print 64 bit values.
1393 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1394 H.J. Lu <hongjiu.lu@intel.com>
1396 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1398 (incremental_dump_LDADD): Likewise.
1399 * Makefile.in: Regenerated.
1401 2009-11-25 Doug Kwan <dougkwan@google.com>
1405 2009-11-25 Doug Kwan <dougkwan@google.com>
1407 * arm.cc (Target_arm::Target_arm): Move method definition
1408 outside of class definition. Add code to handle
1409 --target1-rel, --target1-abs and --target2= options.
1410 (Target_arm::get_reloc_reloc_type): Change method to be
1411 non-static and const.
1412 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1413 New data member declaration.
1414 (Target_arm::Scan::local, Target_arm::Scan::global,
1415 Target_arm::Relocate::relocate,
1416 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1417 Adjust call to Target_arm::get_real_reloc_type.
1418 (Target_arm::get_real_reloc_type): Use command line options
1419 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1420 * options.h (--target1-rel, --target1-abs, --target2): New
1423 2009-11-25 Doug Kwan <dougkwan@google.com>
1425 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1426 class definition. Add code to handle --target1-rel, --target1-abs
1427 and --target2= options.
1428 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1430 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1432 (Target_arm::Scan::local, Target_arm::Scan::global,
1433 Target_arm::Relocate::relocate,
1434 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1435 call to Target_arm::get_real_reloc_type.
1436 (Target_arm::get_real_reloc_type): Use command line options to
1437 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1438 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1441 2009-11-25 Doug Kwan <dougkwan@google.com>
1443 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1444 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1445 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1447 (Arm_relocate_functions::thm_call): Replace body with a call to
1448 Arm_relocate_functions::thumb_branch_common.
1449 (Arm_relocate_functions::thm_jump24,
1450 Arm_relocate_functions::thm_xpc22): New method definitions.
1451 (Arm_relocate_functions::thumb_branch_common): New method definition.
1452 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1454 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1455 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1457 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1459 * Makefile.am: Build incremental-dump
1460 * Makefile.in: Regenerate.
1461 * incremental-dump.cc: New.
1462 * incremental.cc (Incremental_inputs_header_data,
1463 Incremental_inputs_entry_data): Move to incremental.h
1464 * incremental.h: (Incremental_inputs_header_data,
1465 Incremental_inputs_entry_data): Move from incremental.cc
1467 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1469 * incremental.cc (Incremental_inputs_header,
1470 Incremental_inputs_header_write, Incremental_inputs_entry,
1471 Incremental_inputs_entry_write): Add a typedef with the data type.
1473 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1475 * incremental.cc (Incremental_inputs_header,
1476 Incremental_inputs_header_write, Incremental_inputs_entry,
1477 Incremental_inputs_entry_write): Update comment about which
1478 type has the filed descriptions.
1480 2009-11-15 Doug Kwan <dougkwan@google.com>
1482 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1483 (Arm_relocate_functions::arm_branch_common): Change method defintion
1484 in class definition to a method declaration and update list of formal
1486 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1487 Arm_relocation_functions::jump24): Adjust call to
1488 Arm_relocate_functions::arm_branch_common. Update list of formal
1490 (Arm_relocate_functions::xpc25): New method definition.
1491 (Arm_relocate_functions::arm_branch_common): Move method defintion
1492 out from class definition. Use stubs for mode-switching and extending
1494 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1495 specially. Change code to enable use of stubs in ARM branches.
1497 2009-11-10 Doug Kwan <dougkwan@google.com>
1499 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1500 in method declaration.
1501 (Target_arm::relocate_stub): New method declaration.
1502 (Target_arm::default_target): Change to return a pointer instead of
1504 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1505 Target_arm::default_target.
1506 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1508 (Target_arm::relocate_section): Adjust view.
1509 (Target_arm::relocate_stub): New method definition.
1511 2009-11-10 Doug Kwan <dougkwan@google.com>
1513 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1515 * incremental.cc (open_incremental_binary): Initialized local
1516 variables to avoid warnings.
1517 * object.cc (make_elf_object): Ditto.
1518 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1521 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1524 * testsuite/plugin_test.c: Include "config.h".
1526 2009-11-09 Doug Kwan <dougkwan@google.com>
1528 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1529 (arm_symbol_value): Remove.
1530 (Arm_relocate_functions::arm_branch_common,
1531 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1532 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1533 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1534 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1535 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1536 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1537 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1538 Arm_relocate_functions::thm_mobw_abs_nc,
1539 Arm_relocate_functions::thm_mov_abs,
1540 Arm_relocate_functions::movw_prel_nc,
1541 Arm_relocate_functions::thm_movt_abs,
1542 Arm_relocate_functions::movt_prel,
1543 Arm_relocate_functions::thm_movw_prel_nc,
1544 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1545 (Target_arm::Relocate::relocate): Only decompose address into two
1546 parts if relocation type uses the thumb-bit and pass the actual
1547 bit instead of a flag indicating that the thumb-bit is used. Adjust
1548 calls to methods in Arm_relocate_functions for this change.
1550 2009-11-08 Ian Lance Taylor <iant@google.com>
1553 * reloc.cc: Instantiate
1554 Sized_relobj::initialize_input_to_output_maps and
1555 Sized_relobj:free_input_to_output_maps.
1557 2009-11-06 Ian Lance Taylor <iant@google.com>
1560 * defstd.cc (in_segment): Set only_if_ref true for "end".
1562 2009-11-06 Doug Kwan <dougkwan@google.com>
1564 * arm.cc (class Reloc_stub): Correct a comment.
1565 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1566 (Target_arm::scan_section_for_stubs): New method declaration.
1567 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1568 Change methods from private to protected.
1569 (Target_arm::do_may_relax): New method definition.
1570 (Target_arm::do_relax, Target_arm::group_sections,
1571 Target_arm::scan_reloc_for_stub,
1572 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1573 (Target_arm::arm_input_section_map_): New data member declaration.
1574 (Target_arm::scan_reloc_for_stub,
1575 Target_arm::scan_reloc_section_for_stubs,
1576 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1577 Target_arm::do_relax): New method definitions.
1579 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1581 * configure.ac: Check for (struct stat)::st_mtim
1582 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1583 * config.in: Regenerate.
1584 * configure: Regenerate.
1586 2009-11-05 Ian Lance Taylor <iant@google.com>
1589 * output.cc (Output_segment::add_output_section): Add missing
1592 2009-11-04 Ian Lance Taylor <iant@google.com>
1595 * object.h (class Object): Add is_needed and set_is_needed
1596 methods. Add is_needed_ field. Make bool fields into bitfields.
1597 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1598 defined in a dynamic object and referenced by a regular object,
1599 set is_needed for the dynamic object.
1600 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1601 if the file is marked with as_needed and it is not needed.
1603 2009-11-04 Ian Lance Taylor <iant@google.com>
1606 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1607 tags if data is discarded by linker script.
1608 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1609 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1610 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1611 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1613 2009-11-04 Ian Lance Taylor <iant@google.com>
1615 * layout.cc (Layout::get_output_section): Add is_interp and
1616 is_dynamic_linker_section parameters. Change all callers.
1617 (Layout::choose_output_section): Likewise.
1618 (Layout::make_output_section): Likewise.
1619 (Layout::add_output_section_data): Add is_dynamic_linker_section
1620 parameter. Change all callers.
1621 * layout.h (class Layout): Update declarations.
1622 * output.h (class Output_section): Add is_interp, set_is_interp,
1623 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1624 Add is_interp_, is_dynamic_linker_section_ fields. Change
1625 generate_code_fills_at_write_ to a bitfield.
1626 * output.cc (Output_section::Output_sections): Initialize new
1628 (Output_segment::add_output_section): Add do_sort parameter.
1631 2009-11-03 Ian Lance Taylor <iant@google.com>
1634 * options.h (class General_options): Add --warn-common.
1635 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1636 merging two common symbols.
1637 (Symbol_table::should_override): Handle --warn-common when merging
1638 a common symbol with a defined symbol. Use report_resolve_problem
1639 for multiple definitions.
1640 (Symbol_table::report_resolve_problem): New function.
1641 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1643 2009-11-03 Doug Kwan <dougkwan@google.com>
1645 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1647 (Target_arm::stub_factory): New method definition.
1648 (Target_arm::new_arm_input_section,
1649 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1650 Target_arm::reloc_uses_thumb_bit): New method declarations.
1651 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1652 New type definitions.
1653 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1654 member declarations.
1655 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1656 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1657 New method definitions.
1659 2009-11-03 Ian Lance Taylor <iant@google.com>
1661 * options.h (class General_options): Add --warn_constructors.
1663 2009-11-03 Ian Lance Taylor <iant@google.com>
1666 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1667 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1669 2009-11-03 Ian Lance Taylor <iant@google.com>
1672 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1673 --msgid-bugs-address.
1674 (install-pdf): New target.
1675 (install-data_yes): Look up one directory to find mkinstalldirs.
1677 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1679 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1682 2009-10-30 Doug Kwan <dougkwan@google.com>
1684 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1686 2009-10-30 Doug Kwan <dougkwan@google.com>
1688 * arm.cc (Stub_addend_reader): New struct template definition
1689 and partial specializations.
1690 (Stub_addend_reader::operator()): New method definition for a
1691 partially specialized template.
1693 2009-10-30 Doug Kwan <dougkwan@google.com>
1695 * arm.cc (Arm_relobj::processor_specific_flags): New method
1697 (Arm_relobj::do_read_symbols): New method declaration.
1698 (Arm_relobj::processor_specific_flags_): New data member declaration.
1699 (Arm_dynobj): New class definition.
1700 (Target_arm::do_finalize_sections): Add input_objects parameter.
1701 (Target_arm::do_adjust_elf_header): New method declaration.
1702 (Target_arm::are_eabi_versions_compatible,
1703 (Target_arm::merge_processor_specific_flags): New method declaration.
1704 (Target_arm::do_make_elf_object): New overloaded method definitions
1706 (Arm_relobj::do_read_symbols): New method definition.
1707 (Arm_dynobj::do_read_symbols): Ditto.
1708 (Target_arm::do_finalize_sections): Add input_objects parameters.
1709 Merge processor-specific flags from all input objects.
1710 (Target_arm::are_eabi_versions_compatible,
1711 Target_arm::merge_processor_specific_flags,
1712 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1713 New method definitions.
1714 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1715 Input_objects pointer type parameter.
1716 * layout.cc (Layout::finalize): Pass input objects to target's.
1717 finalize_sections function.
1718 * output.cc (Output_file_header::do_sized_write): Set ELF file
1719 header's processor-specific flags.
1720 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1721 Input_objects pointer type parameter.
1722 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1723 * target.h (Input_objects): New forward class declaration.
1724 (Target::processor_specific_flags,
1725 Target::are_processor_specific_flags_sect): New method definitions.
1726 (Target::finalize_sections): Add input_objects parameter.
1727 (Target::Target): Initialize processor_specific_flags_ and
1728 are_processor_specific_flags_set_.
1729 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1731 (Target::set_processor_specific_flags): New method definition.
1732 (Target::processor_specific_flags_,
1733 Target::are_processor_specific_flags_set_): New data member
1735 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1736 Input_objects pointer type parameter.
1738 2009-10-30 Doug Kwan <dougkwan@google.com>
1740 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1742 2009-10-28 Ian Lance Taylor <iant@google.com>
1744 * object.h (class Relobj): Drop options parameter from
1745 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1746 do_scan_relocs, do_relocate. Change all callers.
1747 (class Sized_relobj): Drop options parameters from
1748 do_gc_process_relocs, do_scan_relocs, do_relocate,
1749 do_relocate_sections, relocate_sections, emit_relocs_scan,
1750 emit_relocs_scan_reltype. Change all callers.
1751 (struct Relocate_info): Remove options field and all references to
1753 * reloc.h (class Read_relocs): Remove options constructor
1754 parameter and options_ field. Change all callers.
1755 (class Gc_process_relocs, class Scan_relocs): Likewise.
1756 (class Relocate_task): Likewise.
1757 * target-reloc.h (scan_relocs): Remove options parameter. Change
1759 (scan_relocatable_relocs): Likewise.
1760 * target.h (class Sized_target): Remove options parameter from
1761 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1763 * gc.h (gc_process_relocs): Remove options parameter. Change all
1765 * arm.cc: Update functions to remove options parameters.
1766 * i386.cc: Likewise.
1767 * powerpc.cc: Likewise.
1768 * sparc.cc: Likewise.
1769 * x86_64.cc: Likewise.
1770 * testsuite/testfile.cc: Likewise.
1772 2009-10-28 Doug Kwan <dougkwan@google.com>
1774 * arm.cc (Arm_relobj): New class definition.
1775 (Arm_relobj::scan_sections_for_stubs,
1776 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1777 New method definitions.
1779 2009-10-28 Cary Coutant <ccoutant@google.com>
1781 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1782 (Plugin::cleanup_done_): New member.
1783 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1784 (Plugin_manager::cleanup_done_): Remove.
1785 (Plugin_manager::add_input_file): Edit error message.
1786 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1787 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1789 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1791 * fileread.cc: (File_read::View::~View): Use the new
1792 data_ownership_ filed.
1793 (File_read::~File_read): Dispose the new whole_file_view_.
1794 (File_read::open): Mmap the whole file if needed.
1795 (File_read::open): Use whole_file_view_ instead of contents_.
1796 (File_read::find_view): Use whole_file_view_ if applicable.
1797 (File_read::do_read): Use whole_file_view_ instead of contents_.
1798 (File_read::make_view): Use whole_file_view_ instead of contents_,
1799 update File_read::View::View call.
1800 (File_read::find_or_make_view): Update File_read::View::View
1802 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1804 (File_read::View::Data_ownership): New enum.
1805 (File_read::View::View): Replace bool mapped_ with Data_ownership
1807 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1808 (File_read::View::data_ownership_): New field.
1809 (File_read::contents_): Remove (replaced by whole_file_view_).
1810 (File_read::whole_file_view_): New field.
1811 * options.h (class General_options): Add --keep-files-mapped.
1813 2009-10-27 Cary Coutant <ccoutant@google.com>
1815 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1816 * testsuite/Makefile.am (plugin_test_5): New test case.
1817 * testsuite/Makefile.in: Regenerate.
1819 2009-10-25 Doug Kwan <dougkwan@google.com>
1821 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1822 from private to protected to allow access by child class.
1823 (Sized_relobj::do_relocate_sections): New method declaration.
1824 (Sized_relobj::relocate_sections): Virtualize.
1825 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1826 Sized_relobj::relocate_sections. Instantiate template explicitly
1827 for different target sizes and endianity.
1829 2009-10-24 Doug Kwan <dougkwan@google.com>
1831 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1832 (Arm_input_section::as_arm_input_section): New method.
1833 (Arm_output_section): New class definition.
1834 (Arm_output_section::create_stub_group,
1835 Arm_output_section::group_sections): New method definitions.
1837 2009-10-22 Doug Kwan <dougkwan@google.com>
1839 * arm.cc (Arm_input_section): New class definition.
1840 (Arm_input_section::init, Arm_input_section:do_write,
1841 Arm_input_section::set_final_data_size,
1842 Arm_input_section::do_reset_address_and_file_offset): New method
1845 2009-10-21 Doug Kwan <dougkwan@google.com>
1847 * arm.cc (Stub_table, Arm_input_section): New forward class
1849 (Stub_table): New class defintion.
1850 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1851 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1852 New method definition.
1854 2009-10-21 Doug Kwan <dougkwan@google.com>
1856 * arm.cc: Update copyright comments.
1857 (Target_arm): New forward class template declaration.
1858 (Arm_address): New type.
1859 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1860 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1861 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1863 (Insn_template): Same.
1864 (DEF_STUBS): New macro.
1865 (Stub_type): New enum type.
1866 (Stub_template): New class definition.
1869 (Stub_factory): Same.
1870 (Target_arm::Target_arm): Initialize may_use_blx_ and
1871 should_force_pic_veneer_.
1872 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1873 Target_arm::should_force_pic_veneer,
1874 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1875 Target_arm::using_thumb_only, Target_arm:;default_target): New
1877 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1878 New data member declarations.
1879 (Insn_template::size, Insn_template::alignment): New method defintions.
1880 (Stub_template::Stub_template): New method definition.
1881 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1882 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1883 (Stub_factory::Stub_factory): New method definition.
1884 * gold.h (string_hash): New template.
1885 * output.h (Input_section_specifier::hash_value): Use
1887 (Input_section_specifier::string_hash): Remove.
1888 * stringpool.cc (Stringpool_template::string_hash): Use
1891 2009-10-20 Doug Kwan <dougkwan@google.com>
1893 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1894 symbols of relaxed input sections.
1895 * output.h (Output_section::find_relaxed_input_section): Make
1898 2009-10-16 Doug Kwan <dougkwan@google.com>
1900 * dynobj.cc (Versions::Versions): Initialize version_script_.
1901 Only insert base version symbol definition for a shared object
1902 if version script defines any version versions.
1903 (Versions::define_base_version): New method definition.
1904 (Versions::add_def): Check that base version is not needed.
1905 (Versions::add_need): Define base version lazily.
1906 * dynobj.h (Versions::define_base_version): New method declaration.
1907 (Versions::needs_base_version_): New data member declaration.
1908 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1909 (check_DATA): Add no_version_test.stdout.
1910 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1912 * testsuite/Makefile.in: Regenerate.
1913 * testsuite/no_version_test.c: New file.
1914 * testsuite/no_version_test.sh: Ditto.
1916 2009-10-16 Doug Kwan <dougkwan@google.com>
1918 * expression.cc (class Segment_start_expression): New class definition.
1919 (Segment_start_expression::value): New method definition.
1920 (script_exp_function_segment_start): Return a new
1921 Segment_start_expression.
1922 * gold/script-c.h (script_saw_segment_start_expression): New function
1924 * script-sections.cc (Script_sections::Script_sections): Initialize
1925 SAW_SEGMENT_START_EXPRESSION_ to false.
1926 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1927 and -Tbbs options to specify section addresses if given in
1928 command line and no SEGMENT_START expression is seen in a script.
1929 * script-sections.h (Script_sections::saw_segment_start_expression,
1930 Script_sections::set_saw_segment_start_expression): New method
1932 (Script_sections::saw_segment_start_expression_): New data member
1934 * script.cc (script_saw_segment_start_expression): New function.
1935 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1936 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1937 script_test_7.sh and script_test_8.sh.
1938 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1939 script_test_8.stdout.
1940 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1941 (script_test_6, script_test_6.stdout, script_test_7,
1942 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1943 * Makefile.in: Regenerate.
1944 * testsuite/script_test_6.sh: New file.
1945 * testsuite/script_test_6.t: Same.
1946 * testsuite/script_test_7.sh: Same.
1947 * testsuite/script_test_7.t: Same.
1948 * testsuite/script_test_8.sh: Same.
1950 2009-10-16 Doug Kwan <dougkwan@google.com>
1952 * output.cc (Output_segment::set_section_list_address): Cast
1953 expressions to unsigned long long type to avoid format warnings.
1955 2009-10-15 Ian Lance Taylor <iant@google.com>
1957 * script.cc (Script_options::add_symbol_assignment): Always add a
1958 dot assignment to script_sections_.
1959 * script-sections.cc (Script_sections::add_dot_assignment):
1960 Initialize if necessary.
1962 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1963 program headers with no load segment if there is a linker script.
1965 * layout.cc (Layout::set_segment_offsets): Align the file offset
1966 to the segment aligment for -N or -n with no load segment.
1967 * output.cc (Output_segment::add_output_section): Don't crash if
1968 the first section is a TLS section.
1969 (Output_segment::set_section_list_addresses): Print an error
1970 message if the address moves backward in a linker script.
1971 * script-sections.cc
1972 (Output_section_element_input::set_section_addresses): Don't
1973 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1974 (Orphan_output_section::set_section_addresses): Likewise.
1976 2009-10-15 Doug Kwan <dougkwan@google.com>
1978 * layout.cc (Layout::finish_dynamic_section): Generate tags
1979 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1980 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1981 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1983 2009-10-14 Ian Lance Taylor <iant@google.com>
1985 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1987 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1988 data_shdr fields of relinfo.
1989 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1990 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1991 R_386_TLS_LDO_32, adjust based on section flags.
1992 (Target_i386::Relocate::fix_up_ldo): Remove.
1994 2009-10-13 Ian Lance Taylor <iant@google.com>
1996 Add support for -pie.
1997 * options.h (class General_options): Add -pie and
1999 (General_options::output_is_position_independent): Test -pie.
2000 (General_options::output_is_executable): Return true if not shared
2001 and not relocatable.
2002 (General_options::output_is_pie): Remove.
2003 * options.cc (General_options::finalize): Reject incompatible uses
2005 * gold.cc (queue_middle_tasks): A -pie link is not static.
2006 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2007 * symtab.cc (Symbol::final_value_is_known): Return false if
2008 output_is_position_independent.
2009 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2010 output_is_position_independent.
2011 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2012 output_is_position_independent.
2013 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2014 output_is_position_independent.
2015 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2017 (basic_pie_test.o, basic_pie_test): New targets.
2018 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2019 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2020 (two_file_pie_test): New target.
2021 * testsuite/Makefile.in: Rebuild.
2022 * README: Remove note saying that -pie is not supported.
2024 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2026 * options.h (class General_options): Add -init and -fini.
2027 * layout.cc (Layout::finish_dynamic_section): Emit
2028 given init and fini functions.
2030 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2032 * gc.h (gc_process_relocs): Check if icf is enabled using new
2034 * gold.cc (queue_initial_tasks): Likewise.
2035 (queue_middle_tasks): Likewise.
2036 * object.cc (do_layout): Likewise.
2037 * symtab.cc (is_section_folded): Likewise.
2038 * main.cc (main): Likewise.
2039 * reloc.cc (Read_relocs::run): Likewise.
2040 (Sized_relobj::do_scan_relocs): Likewise.
2041 * icf.cc (is_function_ctor_or_dtor): New function.
2042 (Icf::find_identical_sections): Check if function is ctor or dtor when
2044 * options.h (General_options::icf): Change option to be an enum.
2045 (Icf_status): New enum.
2046 (icf_enabled): New method.
2047 (icf_safe_folding): New method.
2048 (set_icf_status): New method.
2049 (icf_status_): New variable.
2050 * (options.cc) (General_options::finalize): Set icf_status_.
2051 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2052 icf_test and icf_keep_unique_test to use the --icf enum flag.
2053 * testsuite/icf_safe_test.sh: New file.
2054 * testsuite/icf_safe_test.cc: New file.
2056 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2058 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2059 includes to gc.h and icf.h.
2060 * arm.cc: Include gc.h.
2061 * gold.cc: Likewise.
2062 * i386.cc: Likewise.
2063 * powerpc.cc: Likewise.
2064 * sparc.cc: Likewise.
2065 * x86_64.cc: Likewise.
2066 * gc.h: Include icf.h.
2068 2009-10-11 Ian Lance Taylor <iant@google.com>
2070 * plugin.cc: Include "gold.h" before other header files.
2072 2009-10-10 Chris Demetriou <cgd@google.com>
2074 * options.h (Input_file_argument::Input_file_type): New enum.
2075 (Input_file_argument::is_lib_): Replace with...
2076 (Input_file_argument::type_): New member.
2077 (Input_file_argument::Input_file_argument): Take Input_file_type
2078 'type' rather than boolean 'is_lib' as second argument.
2079 (Input_file_argument::is_lib): Use type_.
2080 (Input_file_argument::is_searched_file): New function.
2081 (Input_file_argument::may_need_search): Handle is_searched_file.
2082 * options.cc (General_options::parse_library): Support -l:filename.
2083 (General_options::parse_just_symbols): Update for Input_file_argument
2085 (Command_line::process): Likewise.
2086 * archive.cc (Archive::get_file_and_offset): Likewise.
2087 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2088 * script.cc (read_script_file, script_add_file): Likewise.
2089 * fileread.cc (Input_file::Input_file): Likewise.
2090 (Input_file::will_search_for): Handle is_searched_file.
2091 (Input_file::open): Likewise.
2092 * readsyms.cc (Read_symbols::get_name): Likewise.
2093 * testsuite/Makefile.am (searched_file_test): New test.
2094 * testsuite/Makefile.in: Regenerate.
2095 * testsuite/searched_file_test.cc: New file.
2096 * testsuite/searched_file_test_lib.cc: New file.
2098 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2099 Ian Lance Taylor <iant@google.com>
2101 * descriptor.cc: Include <cstdio> and "binary-io.h".
2102 (Descriptors::open): Open the files in binary mode always.
2103 * script.cc (Lex::get_token): Treat \r as whitespace.
2105 2009-10-09 Ian Lance Taylor <iant@google.com>
2107 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2109 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2110 Ian Lance Taylor <iant@google.com>
2112 * configure.ac: Check for readv function also.
2113 * fileread.cc (readv): Define if not HAVE_READV.
2114 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2116 * config.in: Regenerate.
2117 * configure: Regenerate.
2119 2009-10-09 Doug Kwan <dougkwan@google.com>
2121 * layout.cc (Layout::make_output_section): Call target hook to make
2122 ordinary output section.
2123 (Layout::finalize): Adjust parameter list of call the
2124 Target::may_relax().
2125 * layout.h (class Layout::section_list): New method.
2126 * merge.h (Output_merge_base::entsize): Change visibility to public.
2127 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2129 (Output_merge_string::do_is_string): New method.
2130 * object.cc (Sized_relobj::do_setup): renamed from
2131 Sized_relobj::set_up.
2132 * object.h (Sized_relobj::adjust_shndx,
2133 Sized_relobj::initializ_input_to_output_maps,
2134 Sized_relobj::free_input_to_output_maps): Change visibilities to
2136 (Sized_relobj::setup): Virtualize.
2137 (Sized_relobj::do_setup): New method declaration.
2138 (Sized_relobj::invalidate_section_offset,
2139 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2140 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2141 * options.cc (parse_int): New function.
2142 * options.h (parse_int): New declaration.
2143 (DEFINE_int): New macro.
2144 (stub_group_size): New option.
2145 * output.cc (Output_section::Output_section): Initialize memebers
2146 merge_section_map_, merge_section_by_properties_map_,
2147 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2148 (Output_section::add_input_section): Handled deferred code-fill
2149 generation and remove an old comment.
2150 (Output_section::add_relaxed_input_section): New method definition.
2151 (Output_section::add_merge_input_section): Use merge section by
2152 properties map to speed to search. Update merge section maps
2154 (Output_section::build_relaxation_map): New method definition.
2155 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2157 (Output_section::relax_input_section): Renamed to
2158 Output_section::convert_input_sections_to_relaxed_sections and change
2159 interface to take a vector of pointers to relaxed sections.
2160 (Output_section::find_merge_section,
2161 Output_section::find_relaxed_input_section): New method definitions.
2162 (Output_section::is_input_address_mapped,
2163 Output_section::output_offset, Output_section::output_address):
2164 Use output section data maps to speed up searching.
2165 (Output_section::find_starting_output_address): Add comments.
2166 (Output_section::do_write,
2167 Output_section::write_to_postprocessing_buffer): Do code-fill
2168 generation as appropriate.
2169 (Output_section::get_input_sections): Invalidate relaxed input section
2171 (Output_section::restore_states): Adjust type of checkpoint .
2172 Invalidate relaxed input section map.
2173 * output.h (Output_merge_base): New class declaration.
2174 (Input_section_specifier): New class defintion.
2175 (class Output_relaxed_input_section) Change base class to
2176 Output_section_data_build.
2177 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2178 base class initializer.
2179 (Output_section::add_relaxed_input_section): New method declaration.
2180 (Output_section::Input_section): Change visibility to protected.
2181 (Output_section::Input_section::relobj,
2182 Output_section::Input_section::shndx): Handle relaxed input sections.
2183 Output_section::input_sections) Change visibility to protected. Also
2184 define overload to return a non-const pointer.
2185 (Output_section::Merge_section_properties): New class defintion.
2186 (Output_section::Merge_section_by_properties_map,
2187 Output_section::Output_section_data_by_input_section_map,
2188 Output_section::Relaxation_map): New types.
2189 (Output_section::relax_input_section): Rename method to
2190 Output_section::convert_input_sections_to_relaxed_sections and change
2191 interface to take a vector of relaxed section pointers.
2192 (Output_section::find_merge_section,
2193 Output_section::find_relaxed_input_section,
2194 Output_section::build_relaxation_map,
2195 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2196 New method declarations.
2197 (Output_section::merge_section_map_
2198 Output_section::merge_section_by_properties_map_,
2199 Output_section::relaxed_input_section_map_,
2200 Output_section::is_relaxed_input_section_map_valid_,
2201 Output_section::generate_code_fills_at_write_): New data members.
2202 * script-sections.cc
2203 (Output_section_element_input::set_section_addresses): Call
2204 current_data_size and addralign methods of relaxed input sections.
2205 (Orphan_output_section::set_section_addresses): Call current_data_size
2206 and addralign methods of relaxed input sections.
2207 * symtab.cc (Symbol_table::compute_final_value): Extract template
2208 from the body of Symbol_table::sized_finalize_symbol.
2209 (Symbol_table::sized_finalized_symbol): Call
2210 Symbol_table::compute_final_value.
2211 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2212 (Symbol_table::compute_final_value): New templated method declaration.
2213 * target.cc (Target::do_make_output_section): New method defintion.
2214 * target.h (Target::make_output_section): New method declaration.
2215 (Target::relax): Add more parameters for input objects, symbol table
2216 and layout. Adjust call to do_relax.
2217 (Target::do_make_output_section): New method declaration.
2218 (Target::do_relax): Add parameters for input objects, symbol table
2221 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2223 * pread.c: Include stdio.h.
2225 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2227 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2230 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2232 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2233 Change read_shndx type to unsigned int.
2234 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2236 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2237 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2238 Change read_shndx type to unsigned int.
2239 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2241 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2242 * layout.cc (Layout::create_symtab_sections): Cast the result of
2243 local_symcount * symsize to off_t in the gold_assert.
2245 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2247 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2248 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2250 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2251 (Arm_relocate_functions::thm_abs5): New function.
2252 (Arm_relocate_functions::abs12): New function.
2253 (Arm_relocate_functions::abs16): New function.
2254 (Arm_relocate_functions::base_abs): New function.
2255 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2256 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2257 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2259 (Scan::global): Likewise.
2260 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2261 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2262 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2263 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2266 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2268 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2269 (Arm_relocate_functions::movt_prel): New function.
2270 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2271 (Arm_relocate_functions::thm_movt_prel): New function.
2272 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2273 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2274 (Scan::global, Relocate::relocate): Likewise.
2275 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2277 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2279 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2280 Incremental_checker.
2281 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2283 (class Incremental_inputs_header): New class.
2284 (Incremental_inputs_header_writer): Edit comment.
2285 (Incremental_inputs_entry): New class.
2286 (Incremental_inputs_entry_writer): Edit comment.
2287 (Sized_incremental_binary::do_find_incremental_inputs_section):
2288 Add *strtab_shndx parameter, fill it.
2289 (Sized_incremental_binary::do_check_inputs): New method.
2290 (Incremental_checker::can_incrementally_link_output_file): Use
2291 Sized_incremental_binary::check_inputs.
2292 (Incremental_inputs::report_command_line): Save command line in
2295 (Incremental_binary::find_incremental_inputs_section): New
2297 (Incremental_binary::do_find_incremental_inputs_section): Add
2298 strtab_shndx parameter.
2299 (Incremental_binary::do_check_inputs): New pure virtual method.
2300 (Sized_incremental_binary::do_check_inputs): Declare.
2301 (Incremental_checker::Incremental_checker): Add incremental_inputs
2302 parameter, use it to initialize incremental_inputs_.
2303 (Incremental_checker::incremental_inputs_): New field.
2304 (Incremental_checker::command_line): New method.
2305 (Incremental_checker::inputs): New method.
2306 (Incremental_checker::command_line_): New field.
2308 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2310 * incremental.cc: Include <cstdarg> and "target-select.h".
2311 (vexplain_no_incremental): New function.
2312 (explain_no_incremental): New function.
2313 (Incremental_binary::error): New method.
2314 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2316 (make_sized_incremental_binary): New function.
2317 (open_incremental_binary): New function.
2318 (can_incrementally_link_file): Add checks if output is ELF and has
2320 * incremental.h: Include "elfcpp_file.h" and "output.h".
2321 (Incremental_binary): New class.
2322 (Sized_incremental_binary): New class.
2323 (open_incremental_binary): Declare.
2324 * object.cc (is_elf_object): Use
2325 elfcpp::Elf_recognizer::is_elf_file.
2326 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2327 * output.h (Output_file::filesize): New method.
2329 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2331 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2333 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2334 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2336 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2338 (Arm_relocate_functions::movw_abs_nc): New function.
2339 (Arm_relocate_functions::movt_abs): New function.
2340 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2341 (Arm_relocate_functions::thm_movt_abs): New function.
2342 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2343 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2344 (Scan::global): Likewise.
2345 (Relocate::relocate): Likewise.
2346 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2348 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2350 * arm.cc (Arm_relocate_functions::got_prel) New function.
2351 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2352 (Relocate::relocate): Likewise.
2353 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2355 2009-10-06 Ian Lance Taylor <iant@google.com>
2357 * options.h (class General_options): Define
2358 split_stack_adjust_size parameter.
2359 * object.h (class Object): Add uses_split_stack_ and
2360 has_no_split_stack_ fields. Add uses_split_stack and
2361 has_no_split_stack accessor functions. Declare
2362 handle_split_stack_section.
2363 (class Reloc_symbol_changes): Define.
2364 (class Sized_relobj): Define Function_offsets. Declare
2365 split_stack_adjust, split_stack_adjust_reltype, and
2367 * object.cc (Object::handle_split_stack_section): New function.
2368 (Sized_relobj::do_layout): Call handle_split_stack_section.
2369 * dynobj.cc (Sized_dynobj::do_layout): Call
2370 handle_split_stack_section.
2371 * reloc.cc (Sized_relobj::relocate_sections): Call
2372 split_stack_adjust for executable sections in split_stack
2373 objects. Pass reloc_map to relocate_section.
2374 (Sized_relobj::split_stack_adjust): New function.
2375 (Sized_relobj::split_stack_adjust_reltype): New function.
2376 (Sized_relobj::find_functions): New function.
2377 * target-reloc.h: Include "object.h".
2378 (relocate_section): Add reloc_symbol_changes parameter. Change
2380 * target.h (class Target): Add calls_non_split method. Declare
2381 do_calls_non_split virtual method. Declare match_view and
2383 * target.cc: Include "elfcpp.h".
2384 (Target::do_calls_non_split): New function.
2385 (Target::match_view): New function.
2386 (Target::set_view_to_nop): New function.
2387 * gold.cc (queue_middle_tasks): Give an error if mixing
2388 split-stack and non-split-stack objects with -r.
2389 * i386.cc (Target_i386::relocate_section): Add
2390 reloc_symbol_changes parameter.
2391 (Target_i386::do_calls_non_split): New function.
2392 * x86_64.cc (Target_x86_64::relocate_section): Add
2393 reloc_symbol_changes parameter.
2394 (Target_x86_64::do_calls_non_split): New function.
2395 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2397 * powerpc.cc (Target_powerpc::relocate_section): Add
2398 reloc_symbol_changes parameter.
2399 * sparc.cc (Target_sparc::relocate_section): Add
2400 reloc_symbol_changes parameter.
2401 * configure.ac: Call AM_CONDITIONAL for the default target.
2402 * configure: Rebuild.
2403 * testsuite/Makefile.am (TEST_AS): New variable.
2404 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2405 (check_DATA): Add split_i386 and split_x86_64 files.
2406 (SPLIT_DEFSYMS): Define.
2407 (split_i386_[1234n].o): New targets.
2408 (split_i386_[124]): New targets.
2409 (split_i386_[1234r].stdout): New targets.
2410 (split_x86_64_[1234n].o): New targets.
2411 (split_x86_64_[124]): New targets.
2412 (split_x86_64_[1234r].stdout): New targets.
2413 (MOSTLYCLEANFILES): Add new executables.
2414 * testsuite/split_i386.sh: New file.
2415 * testsuite/split_x86_64.sh: New file.
2416 * testsuite/split_i386_1.s: New file.
2417 * testsuite/split_i386_2.s: New file.
2418 * testsuite/split_i386_3.s: New file.
2419 * testsuite/split_i386_4.s: New file.
2420 * testsuite/split_i386_n.s: New file.
2421 * testsuite/split_x86_64_1.s: New file.
2422 * testsuite/split_x86_64_2.s: New file.
2423 * testsuite/split_x86_64_3.s: New file.
2424 * testsuite/split_x86_64_4.s: New file.
2425 * testsuite/split_x86_64_n.s: New file.
2426 * testsuite/testfile.cc (Target_test): Update relocation_section
2428 * testsuite/Makefile.in: Rebuild.
2430 2009-10-06 Ian Lance Taylor <iant@google.com>
2432 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2433 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2434 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2435 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2436 the address on ldo_addrs_.
2437 (Target_i386::Relocate::fix_up_ldo): New function.
2439 2009-10-06 Rafael Espindola <espindola@google.com>
2441 * plugin.cc (add_input_library): New.
2442 (Plugin::load): Add add_input_library to tv.
2443 (Plugin_manager::add_input_file): Add the is_lib argument.
2444 (add_input_file): Update call to Plugin_manager::add_input_file.
2445 (add_input_library): New.
2446 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2448 2009-09-30 Doug Kwan <dougkwan@google.com>
2450 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2451 symbol and call Symbol::may_need_copy_reloc to determine if
2452 a copy reloc is needed.
2453 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2454 nocopyreloc is given in command line.
2455 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2456 given in command line.
2457 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2458 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2459 of the removed Target_i386::may_need_copy_reloc.
2460 * options.h (copyreloc): New option with default value false.
2461 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2462 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2463 instead of the removed Target_powerpc::may_need_copy_reloc.
2464 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2465 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2466 instead of the removed Target_sparc::may_need_copy_reloc.
2467 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2468 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2469 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2470 instead of the removed Target_x86_64::may_need_copy_reloc.
2472 2009-09-30 Ian Lance Taylor <iant@google.com>
2474 * object.h (class Object): Remove target_ field, and target,
2475 sized_target, and set_target methods.
2476 (Object::sized_target): Remove.
2477 (class Sized_relobj): Update declarations. Remove sized_target.
2478 * object.cc (Sized_relobj::setup): Remove target parameter.
2480 (Input_objects::add_object): Don't do anything with the target.
2481 (make_elf_sized_object): Add punconfigured parameter. Change all
2482 callers. Set or test parameter target.
2483 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2485 * parameters.cc (Parameters::set_target): Change parameter type to
2487 (Parameters::default_target): Remove.
2488 (set_parameters_target): Change parameter type to be non-const.
2489 (parameters_force_valid_target): New function.
2490 (parameters_clear_target): New function.
2491 * parameters.h (class Parameters): Update declarations. Remove
2492 default_target method. Add sized_target and clear_target
2493 methods. Change target_ to be non-const.
2494 (set_parameters_target): Update declaration.
2495 (parameters_force_valid_target): Declare.
2496 (parameters_clear_target): Declare.
2497 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2498 as NULL if we aren't searching.
2499 (Add_symbols::run): Don't check for compatible target.
2500 * fileread.cc (Input_file::open_binary): Call
2501 parameters_force_valid_target.
2502 * gold.cc (queue_middle_tasks): Likewise.
2503 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2504 set_target on object.
2505 * dynobj.h (class Sized_dynobj): Update declarations.
2506 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2507 make_elf_object returns NULL.
2508 (Archive::include_member): Don't check whether object target is
2510 * output.cc (Output_section::add_input_section): Get target from
2512 (Output_section::relax_input_section): Likewise.
2513 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2515 (Sized_relobj::do_scan_relocs): Likewise.
2516 (Sized_relobj::relocate_sections): Likewise.
2517 * resolve.cc (Symbol_table::resolve): Likewise.
2518 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2519 parameter. Change all callers.
2520 (Symbol_table::add_from_object): Get target from parameters.
2521 (Symbol_table::add_from_relobj): Don't check object target.
2522 (Symbol_table::add_from_dynobj): Likewise.
2523 (Symbol_table::define_special_symbol): Get target from
2525 * symtab.h (class Symbol_table): Update declaration.
2526 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2527 parameter. Change all callers. Clear parameter target.
2528 (Binary_test): Test target here.
2529 * testsuite/object_unittest.cc (gold_testsuite): Remove
2530 target_test_pointer parameter. Change all callers.
2531 (Object_test): Test target here.
2533 2009-09-26 Ian Lance Taylor <iant@google.com>
2535 * testsuite/initpri1.c: Don't try to use constructor priorities if
2536 compiling with gcc before 4.3.
2538 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2540 * testsuite/retain_symbols_file_test.sh (check_present): Change
2541 output file name to retain_symbols_file_test.stdout.
2542 (check_absent): Likewise.
2544 2009-09-18 Craig Silverstein <csilvers@google.com>
2546 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2547 * options.cc: Include <cerrno> and <fstream>.
2548 (General_options::finalize): Parse -retain-symbols-file tag.
2549 * options.h: New flag.
2550 (General_options): New method should_retain_symbol, new
2551 variable symbols_to_retain.
2552 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2553 should_retain_symbol map.
2554 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2555 * testsuite/Makefile.in: Regenerate.
2556 * testsuite/retain_symbols_file_test.sh: New file.
2558 2009-09-18 Nick Clifton <nickc@redhat.com>
2560 * po/es.po: Updated Spanish translation.
2562 2009-09-17 Doug Kwan <dougkwan@google.com>
2564 * debug.h (DEBUG_RELAXATION): New constant.
2565 (DEBUG_ALL): Add DEBUG_RELAXATION.
2566 (debug_string_to_enum): Add relaxation debug option.
2568 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2569 Layout::Relaxation_debug_check::read_sections,
2570 Layout::Relaxation_debug_check::read_sections): New method definitions.
2571 (Layout::Layout): Initialize data members
2572 record_output_section_data_from_scrips_,
2573 script_output_section_data_list_ and relaxation_debug_check_.
2574 (Layout::save_segments, Layout::restore_segments,
2575 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2576 Layout::relaxation_loop_body): New method definitions.
2577 (Layout::finalize): Support relaxation. Move section layout code to
2578 Layout::relaxation_loop_body.
2579 (Layout::set_asection_address_from_script): Move code for orphan
2580 section placement out.
2581 (Layout::place_orphan_sections_in_script): New method definition.
2582 * layout.h (Output_segment_headers, Output_file_header):
2583 New forward class declarations.
2584 (Layout::~Layout): Define.
2585 (Layout::new_output_section_data_from_script): New method definition.
2586 (Layout::place_orphan_sections_in_script): New method declaration.
2587 (Layout::Segment_states): New type declaration.
2588 (Layout::save_segments, Layout::restore_segments,
2589 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2590 Layout::relaxation_loop_body): New method declarations.
2591 (Layout::Output_section_data_list): New type declaration.
2592 (Layout::Relaxation_debug_check): New class definition.
2593 (Layout::record_output_section_data_from_script_,
2594 Layout::script_output_section_data_list_, Layout::segment_states_,
2595 Layout::relaxation_debug_check_): New data members.
2596 * output.cc: (Output_section_headers::do_size): New method definition.
2597 (Output_section_headers::Output_section_headers): Move size
2598 computation to Output_section_headers::do_size.
2599 (Output_segment_headers::do_size): New method definition.
2600 (Output_file_header::Output_file_header): Move size computation to
2601 Output_file_header::do_size and call it.
2602 (Output_file_header::do_size): New method definition.
2603 (Output_data_group::Output_data_group): Adjust call to
2604 Output_section_data.
2605 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2606 (Output_symtab_xindex::do_write): Add array bound check.
2607 (Output_section::Input_section::print_to_mapfile): Handle
2608 RELAXED_INPUT_SECTION_CODE.
2609 (Output_section::Output_section): Initialize data member checkpoint_.
2610 (Output_section::~Output_section): Delete checkpoint object pointed
2612 (Output_section::add_input_section): Always add an Input_section if
2614 (Output_section::add_merge_input_section): Add assert.
2615 (Output_section::relax_input_section): New method definition.
2616 (Output_section::set_final_data_size): Set load address to zero for
2617 an unallocated section.
2618 (Output_section::do_address_and_file_offset_have_reset_values):
2619 New method definition.
2620 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2621 Handle relaxed input section.
2622 (Output_section::sort_attached_input_sections): Checkpoint input
2623 section list lazily.
2624 (Output_section::get_input_sections): Change type of input_sections to
2625 list of Simple_input_section pointers. Checkpoint input section list
2626 lazily. Also handle relaxed input sections.
2627 (Output_section::add_input_section_for_script): Take a reference to
2628 a Simple_input_section object instead of Relobj pointer and section
2629 index as parameter. Handle relaxed input sections.
2630 (Output_section::save_states, Output_section::restore_states): New
2632 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2633 (Output_data::is_data_size_fixed): New method definition.
2634 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2636 (Output_data::address_and_file_offset_have_reset_values): New method
2638 (Output_data::do_address_and_file_offset_have_reset_values): New method
2640 (Output_data::set_data_size): Check that data size is not fixed.
2641 (Output_data::fix_data_size): New method definition.
2642 (Output_data::is_data_size_fixed_): New data member.
2643 (Output_section_headers::set_final_data_size): New method definition.
2644 (Output_section_headers::do_size): New method declaration.
2645 (Output_segment_headers::set_final_data_size): New method definition.
2646 (Output_segment_headers::do_size): New method declaration.
2647 (Output_file_header::set_final_data_size)::New method definition.
2648 (Output_file_header::do_size)::New method declaration.
2649 (Output_section_data::Output_section_data): Add new parameter
2650 is_data_size_fixed and use it to fix data size.
2651 (Output_data_const::Output_data_const): Adjust call to base class
2652 constructor and fix data size.
2653 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2654 base class constructor and fix data size.
2655 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2656 base class constructor and fix data size.
2657 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2658 class constructor and fix data size.
2659 (Output_data_group::set_final_data_size): New method definition.
2660 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2661 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2662 class constructor and fix data size.
2663 (Output_relaxed_input_section): New class definition.
2664 (Output_section::Simple_input_section): New class definition.
2665 (Output_section::get_input_sections): Adjust parameter list.
2666 (Output_section::add_input_section_for_script): Same.
2667 (Output_section::save_states, Output_section::restore_states,
2668 Output_section::do_address_and_file_offset_have_reset_values,
2669 (Output_section::Input_section::Input_section): Handle
2670 RELAXED_INPUT_SECTION_CODE. Add new overload for
2671 Output_relaxed_input_section.
2672 (Output_section::Input_section::is_input_section,
2673 Output_section::Input_section::set_output_section): Handle relaxed
2675 (Output_section::Input_section::is_relaxed_input_section,
2676 Output_section::Input_section::output_section_data,
2677 Output_section::Input_section::relaxed_input_section): New method
2679 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2681 (Output_section::Input_section::u1_): Update comments.
2682 (Output_section::Input_section::u2_): Add new union member poris.
2683 (Output_section::Checkpoint_output_section): New classs definition.
2684 (Output_section::relax_input_section): New method declaration.
2685 (Output_section::checkpoint_): New data member.
2686 (Output_segment): Update comments.
2687 (Output_segment::Output_segment): Un-privatize copy constructor.
2688 (Output_segment::operator=): Un-privatize.
2689 * script-sections.cc (Output_section_element::Input_section_list):
2690 Change element type to Output_section::Simple_input_section.
2691 (Output_section_element_dot_assignment::set_section_addresses):
2692 Register output section data for relaxation clean up.
2693 (Output_data_exression::Output_data_expression): Adjust call to base
2694 constructor to fix data size.
2695 (Output_section_element_data::set_section_addresses): Register
2696 Output_data_expression object for relaxation clean up.
2697 (struct Input_section_info): Replace Relobj pointer and section index
2698 pair with Output_section::Simple_input_section and Convert struct to a
2700 (Input_section_sorter::operator()): Adjust access to
2701 Input_section_info data member to use accessors.
2702 (Output_section_element_input::set_section_addresses): Use layout
2703 parameter. Adjust code to use Output_section::Simple_input_section
2704 and Input_secction_info classes. Register filler for relaxation
2706 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2707 and section index pair with Output_section::Simple_input_section
2708 class. Adjust code accordingly.
2709 (Phdrs_element::release_segment): New method definition.
2710 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2712 (Script_sections::release_segments): New method definition.
2713 * gold/script-sections.h (Script_sections::release_segments): New
2715 * gold/target.h (Target::may_relax, Target::relax,
2716 Target::do_may_relax, Target::do_relax): New method definitions.
2718 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2720 * arm.cc (has_signed_unsigned_overflow): New function.
2721 (Arm_relocate_functions::abs8): New function.
2722 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2723 (Target_arm::Scan::global): Likewise.
2724 (Target_arm::relocate::relocate): Likewise.
2725 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2728 2009-09-16 Cary Coutant <ccoutant@google.com>
2730 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2731 * testsuite/Makefile.in: Regenerate.
2733 2009-09-11 Nick Clifton <nickc@redhat.com>
2735 * po/gold.pot: Updated by the Translation project.
2737 2009-09-08 Cary Coutant <ccoutant@google.com>
2739 * output.cc (Output_file::open): Add execute permission to empty file.
2740 * testsuite/Makefile.am (permission_test): New test.
2741 * testsuite/Makefile.in: Regenerate.
2743 2009-09-02 Ian Lance Taylor <iant@google.com>
2745 * output.cc (Output_file::resize): Call map_no_anonymous rather
2748 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2750 * gold.cc: Include "incremental.h".
2751 (queue_initial_tasks): Call Incremental_checker methods.
2752 * incremental.cc: Include "output.h".
2753 (Incremental_checker::can_incrementally_link_output_file): New
2755 * incremental.h (Incremental_checker): New class.
2757 * output.cc (Output_file::open_for_modification): New method.
2758 (Output_file::map_anonymous): Changed return type to bool. Record
2760 (Output_file::map_no_anonymous): New method, broken out of map.
2761 (Output_file::map): Use map_no_anonymous and map_anonymous.
2762 * output.h (class Output_file): Update declarations.
2764 2009-08-24 Cary Coutant <ccoutant@google.com>
2766 * options.h (Command_line::Pre_options): New class.
2767 (Command_line::pre_options): New member.
2768 * options.cc (gold::options::ready_to_register): New variable.
2769 (One_option::register_option): Do nothing if not registering options.
2770 Assert if same short option registered twice.
2771 (General_options::General_options): Turn off option registration when
2773 (Command_line::Pre_options::Pre_options): New constructor.
2775 2009-08-24 Cary Coutant <ccoutant@google.com>
2777 * options.h (General_options::no_keep_memory): Remove incorrect
2780 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2782 * Makefile.am (am__skiplex, am__skipyacc): New.
2783 * Makefile.in: Regenerate.
2785 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2787 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2788 (INCLUDES): ... this.
2789 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2790 (AM_CPPFLAGS): Renamed from ...
2791 (INCLUDE): ... this.
2792 * Makefile.in, testsuite/Makefile.in: Regenerate.
2794 * Makefile.in: Regenerate.
2795 * aclocal.m4: Likewise.
2796 * config.in: Likewise.
2797 * configure: Likewise.
2798 * testsuite/Makefile.in: Likewise.
2800 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2801 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2802 * Makefile.in: Regenerate.
2803 * testsuite/Makefile.in: Regenerate.
2805 2009-08-19 Cary Coutant <ccoutant@google.com>
2807 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2808 symbols in shared libraries overridden by hidden or internal symbols
2809 in the main program.
2811 2009-08-19 Chris Demetriou <cgd@google.com>
2813 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2814 checking source file names in error messages.
2816 2009-08-18 Doug Kwan <dougkwan@google.com>
2818 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2819 an elcpp::Ehdr as parameter. Adjust call to set_target.
2820 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2821 an elfcpp::Ehdr as parameter.
2822 * object.cc (Object::set_target): Remove the version that looks up
2823 a target and sets it.
2824 (Sized_relobj::setup): Take a Target object instead of
2825 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2826 (make_elf_sized_object): Find target and ask target to
2828 * object.h: (Object::set_target): Remove the version that looks up
2829 a target and sets it.
2830 (Sized_relobj::setup): Take a Target object instead of
2831 an elfcpp:Ehdr as parameter.
2832 * target.cc: Include dynobj.h.
2833 (Target::do_make_elf_object_implementation): New.
2834 (Target::do_make_elf_object): New.
2835 * target.h (Target::make_elf_object): New template declaration.
2836 (Target::do_make_elf_object): New method declarations.
2837 (Target::do_make_elf_object_implementation): New template declaration.
2839 2009-08-14 Ian Lance Taylor <iant@google.com>
2841 * gold.h (FUNCTION_NAME): Define.
2842 (gold_unreachable): Use FUNCTION_NAME.
2844 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2846 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2847 symbol in the --keep-unique list is not found.
2849 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2851 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2852 been maked as --keep-unique.
2853 (Icf::unfold_section): New function.
2854 * icf.h (Icf::unfold_section): New function.
2855 * options.h (General_options::keep_unique): New option.
2856 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2857 * testsuite/Makefile.in: Regenerate.
2858 * testsuite/icf_keep_unique_test.sh: New file.
2859 * testsuite/icf_keep_unique_test.cc: New file.
2861 2009-08-12 Cary Coutant <ccoutant@google.com>
2864 * resolve.cc (Symbol_table::resolve): Check for references from
2865 dynamic objects to hidden and internal symbols.
2866 * testsuite/Makefile.am (hidden_test.sh): New test.
2867 * testsuite/Makefile.in: Regenerate.
2868 * testsuite/hidden_test.sh: New script.
2869 * testsuite/hidden_test_1.c: New test source.
2870 * testsuite/hidden_test_main.c: New test source.
2872 2009-08-11 Doug Kwan <dougkwan@google.com>
2874 * arm.cc: Update comments.
2875 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2876 segment to locate the .ARM.exidx section if present.
2878 2009-08-09 Doug Kwan <dougkwan@google.com>
2880 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2883 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2884 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2887 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2889 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2890 valid tls_segment only for non-debug-section relocations.
2891 * testsuite/Makefile.am: Add gc_tls_test.
2892 * testsuite/Makefile.in: Regenerate.
2893 * testsuite/gc_tls_test.cc: New file.
2894 * testsuite/gc_tls_test.sh: New file.
2896 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2900 * Makefile.am (CCFILES): Add icf.cc.
2902 * Makefile.in: Regenerate.
2903 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2904 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2905 section, symbol and addend information for the relocs.
2906 * gold.cc (queue_middle_tasks): Call identical code folding.
2907 * gold.h: Add defines for multimap.
2908 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2909 to the call of finalize_local_symbols.
2910 * main.cc (main): Create object of class Icf.
2911 * object.cc (Sized_relobj::do_layout): Allow this function to be
2912 called twice during icf.
2913 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2914 to sections marked as identical by icf.
2915 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2917 (Sized_relobj::do_section_entsize): New function.
2918 * object.h (Object::section_entsize): New function.
2919 (Object::do_section_entsize): New pure virtual function.
2920 (Relobj::finalize_local_symbols): Add new parameter.
2921 (Relobj::do_section_entsize): New function.
2922 * options.h (General_options::icf): New option.
2923 (General_options::icf_iterations): New option.
2924 (General_options::print_icf_sections): New option.
2925 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2926 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2927 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2929 * symtab.cc (Symbol_table::is_section_folded): New function.
2930 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2931 to sections marked as identical by icf.
2932 * symtab.h (Symbol_table::set_icf): New function.
2933 (Symbol_table::icf): New function.
2934 (Symbol_table::is_section_folded): New function.
2935 (Symbol_table::icf_): New data member.
2936 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2937 * testsuite/Makefile.am: Add commands to build icf_test.
2938 * testsuite/Makefile.in: Regenerate.
2939 * testsuite/icf_test.sh: New file.
2940 * testsuite/icf_test.cc: New file.
2942 2009-07-24 Chris Demetriou <cgd@google.com>
2944 * layout.cc (is_compressible_debug_section): Fix incorrect
2945 comment about compressed section names.
2947 2009-07-20 Ian Lance Taylor <ian@airs.com>
2950 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2952 2009-07-16 Ian Lance Taylor <iant@google.com>
2955 * layout.h: #include <map>.
2956 (class Kept_section): Change from struct to class. Add accessors
2957 and setters. Add section size to Comdat_group mapping. Change
2958 Comdat_group to std::map. Add is_comdat_ field. Add
2959 linkonce_size field in union.
2960 (class Layout): Update declaration of find_or_add_kept_section.
2961 Don't declare find_kept_object.
2962 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2963 parameter. Add object, shndx, is_comdat, and is_group_name
2964 parameters. Change all callers. Adjust for new Kept_section.
2965 (Layout::find_kept_object): Remove.
2966 * object.cc (Sized_relobj::include_section_group): Update use of
2967 Kept_section. Rename secnum to shndx. Only record
2968 Kept_comdat_section if sections are the same size.
2969 (Sized_relobj::include_linkonce_section): Update use of
2970 Kept_section. Only record Kept_comdat_section if sections are the
2971 same size. Set size of linkonce section.
2972 (Sized_relobj::map_to_kept_section): Update call to
2973 get_kept_comdat_section.
2974 * object.h (class Sized_relobj): Rename fields in
2975 Kept_comdat_section to drop trailing underscores; change object
2976 field to Relobj*. Change Kept_comdat_section_table to store
2977 struct rather than pointer.
2978 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2979 Add kept_object and kept_shndx parameters. Change all callers.
2980 (Sized_relobj::get_kept_comdat_section): Change return type to
2981 bool. Add kept_object and kept_shndx parameters. Change all
2983 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2984 Layout::find_or_add_kept_section.
2986 2009-07-09 Ian Lance Taylor <iant@google.com>
2988 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2989 Reserve space in the hash table.
2991 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2993 * fileread.cc (File_read::get_mtime): New method.
2994 * fileread.h (Timespec): New structure.
2995 (File_read::get_mtime): New method.
2996 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2997 Renamed from timestamp_nsec.
2998 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3000 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3002 (Incremental_inputs::report_archive): Save mtime; style fix.
3003 (Incremental_inputs::report_obejct): Save mtime; style fix.
3004 (Incremental_inputs::report_script): Save mtime; style fix.
3005 (Incremental_inputs::finalize_inputs): Style fix.
3006 (Incremental_inputs::finalize): Style fix.
3007 (Incremental_inputs::create_input_section_data): Store inputs
3009 * incremental.h (Incremental_inputs::report_script): Add mtime
3011 (Incremental_inputs::Input_info::Input_info): Intialize only one
3013 (Incremental_inputs::Input_info::archive): Move to nameless
3015 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3016 (Incremental_inputs::Input_info::script): Move to nameless union.
3017 (Incremental_inputs::mtime): New field.
3018 * script.cc (read_input_script): Pass file mtime to
3020 * script.h (Script_info::inputs): Style fix.
3022 2009-07-01 Ian Lance Taylor <ian@airs.com>
3024 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3027 2009-06-24 Ian Lance Taylor <iant@google.com>
3030 * layout.cc (Layout::choose_output_section): If we find an
3031 existing section, update the flags.
3032 (Layout::create_notes): New function, broken out of
3034 (Layout::finalize): Don't create note sections.
3035 (Layout::create_note): Don't crash if linker script discards
3037 (Layout::create_gold_note): Likewise.
3038 (Layout::create_build_id): Likewise. Don't set
3039 after_input_sections on the section.
3040 (Layout::create_executable_stack_info): Remove target parameter.
3042 * layout.h (class Layout): Declare create_notes. Update
3043 declaration of create_executable_stack_info.
3044 * gold.cc (queue_middle_tasks): Call create_notes.
3045 * output.cc (Output_section::update_flags_for_input_section): Move
3046 here from output.h. If SHF_ALLOC flag is newly set, mark address
3048 * output.h (Output_data::mark_address_invalid): New function.
3049 (class Output_section): Only declare, not define,
3050 update_flags_for_input_section. Remove set_flags.
3052 2009-06-24 Ian Lance Taylor <iant@google.com>
3054 * script-sections.cc (Output_section_definition::
3055 set_section_addresses): Rename shadowing local load_address to
3058 2009-06-24 Ian Lance Taylor <iant@google.com>
3061 * reloc.cc (relocate_sections): Skip empty relocation sections.
3063 2009-06-23 Ian Lance Taylor <iant@google.com>
3066 * layout.cc (Layout::create_note): Use choose_output_section
3067 rather than make_output_section.
3069 2009-06-23 Ian Lance Taylor <iant@google.com>
3072 * options.cc (General_options::parse_V): Set printed_version_.
3073 (General_options::General_options): Initialize printed_version_.
3074 * options.h (class General_options): Add printed_version_ field.
3075 * gold.cc (queue_initial_tasks): If there are no input files,
3076 don't give a fatal error if we printed the version information.
3077 (queue_middle_tasks): If using -r with a shared object, give a
3078 fatal error rather than an ordinary error.
3080 2009-06-23 Ian Lance Taylor <iant@google.com>
3083 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3084 (Layout::make_output_section): Set have_stabstr_section_ if we see
3085 a .stab*str section.
3086 (Layout::finalize): Call link_stabs_sections.
3087 (Layout::link_stabs_sections): New file.
3088 * layout.h (class Layout): Add have_stabstr_section_ field.
3089 Declare link_stabs_sections.
3091 2009-06-23 Doug Kwan <dougkwan@google.com>
3093 * Makefile.am (libgold_a_LIBADD): New.
3094 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3095 * Makefile.in: Regenerate.
3096 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3097 * configure: Regenerate.
3098 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3099 * fileread.cc: Include sys/state.h
3100 * gold.h: Declare memmem and strndup if found missing.
3101 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3103 2009-06-23 Ian Lance Taylor <iant@google.com>
3105 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3106 * configure: Rebuild.
3108 2009-06-23 Ian Lance Taylor <iant@google.com>
3111 * object.cc (Object::section_contents): Don't try to get a view if
3112 the section has length zero.
3113 (Object::handle_gnu_warning_section): If the section is empty, use
3114 the name of the section as the warning.
3116 2009-06-23 Ian Lance Taylor <iant@google.com>
3119 * stringpool.h (class Stringpool_template): Add optimize_ field.
3120 (Stringpool_template::set_optimize): New function.
3121 * stringpool.cc (Stringpool_template::Stringpool_template):
3122 Initialize optimize_ field.
3123 (Stringpool_template::set_string_offsets): Test local optimize
3124 fild rather than parameter.
3125 * layout.cc (Layout::Layout): Call set_optimize on the section
3128 2009-06-22 Ian Lance Taylor <iant@google.com>
3131 * yyscript.y: Parse TARGET.
3132 * script.cc (script_set_target): New function.
3133 * script-c.h (script_set_target): Declare.
3134 * options.cc (General_options::string_to_object_format): Rename
3135 from string_to_object_format in anonymous namespace. Change
3137 * options.h (class General_options): Declare
3138 string_to_object_format.
3140 2009-06-22 Ian Lance Taylor <iant@google.com>
3142 * script-sections.cc (Script_sections::create_segments): Don't put
3143 program headers in a PT_LOAD segment if -n or -N.
3145 2009-06-22 Ian Lance Taylor <iant@google.com>
3148 * options.h (class General_options): Add -z lazy and -z now. Sort
3149 -z options into alphabetical order.
3150 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3152 2009-06-21 Ian Lance Taylor <iant@google.com>
3154 * layout.cc (Layout::make_output_section): Call
3155 Target::new_output_section.
3156 (Layout::attach_allocated_section_to_segment): Put large section
3157 sections in a separate load segment with the large segment flag
3159 (Layout::segment_precedes): Sort large data segments after other
3161 (align_file_offset): New static function.
3162 (Layout::set_segment_offsets): Use align_file_offset.
3163 * output.h (class Output_section): Add is_small_section_ and
3164 is_large_section_ fields.
3165 (Output_section::is_small_section): New function.
3166 (Output_section::set_is_small_section): New function.
3167 (Output_section::is_large_section): New function.
3168 (Output_section::set_is_large_section): New function.
3169 (Output_section::is_large_data_section): New function.
3170 (class Output_segment): Add is_large_data_segment_ field.
3171 (Output_segment::is_large_data_segment): New function.
3172 (Output_segment::set_is_large_data_segment): New function.
3173 * output.cc (Output_section::Output_section): Initialize new
3175 (Output_segment::Output_segment): Likewise.
3176 (Output_segment::add_output_section): Add assertion that large
3177 data sections always go in large data segments. Force small data
3178 sections to the end of the list of data sections. Force small BSS
3179 sections to the start of the list of BSS sections. For large BSS
3180 sections to the end of the list of BSS sections.
3181 * symtab.h (class Symbol): Declare is_common_shndx.
3182 (Symbol::is_defined): Check Symbol::is_common_shndx.
3183 (Symbol::is_common): Likewise.
3184 (class Symbol_table): Define enum Commons_section_type. Update
3185 declarations. Add small_commons_ and large_commons_ fields.
3186 * symtab.cc (Symbol::is_common_shndx): New function.
3187 (Symbol_table::Symbol_table): Initialize new fields.
3188 (Symbol_table::add_from_object): Put small and large common
3189 symbols in the right list.
3190 (Symbol_table::sized_finalized_symbol): Check
3191 Symbol::is_common_shndx.
3192 (Symbol_table::sized_write_globals): Likewise.
3193 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3194 common symbol lists. Don't call do_allocate_commons_list if the
3196 (Symbol_table::do_allocate_commons_list): Remove is_tls
3197 parameter. Add comons_section_type parameter. Change all
3198 callers. Handle small and large common symbols.
3199 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3200 Symbol::is_common_shndx.
3201 * resolve.cc (symbol_to_bits): Likewise.
3202 * target.h (Target::small_common_shndx): New function.
3203 (Target::small_common_section_flags): New function.
3204 (Target::large_common_shndx): New function.
3205 (Target::large_common_section_flags): New function.
3206 (Target::new_output_section): New function.
3207 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3208 small_common_section_flags, and large_common_section_flags
3210 (Target::do_new_output_section): New virtual function.
3211 * arm.cc (Target_arm::arm_info): Initialize new fields.
3212 * i386.cc (Target_i386::i386_info): Likewise.
3213 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3215 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3216 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3217 (Target_x86_64::do_new_output_section): New function.
3218 * configure.ac: Define conditional MCMODEL_MEDIUM.
3219 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3220 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3221 (large_LDFLAGS): Define.
3222 * testsuite/large.c: New file.
3223 * testsuite/testfile.cc (Target_test::test_target_info):
3224 Initialize new fields.
3225 * configure, testsuite/Makefile.in: Rebuild.
3227 2009-06-05 Doug Kwan <dougkwan@google.com>
3229 * Makefile.am (CCFILES): Add target.cc.
3230 * Makefile.in: Regenerate.
3231 * i386.cc (class Target_i386): Define new virtual method to
3232 override do_is_local_label_name in parent.
3233 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3234 local symbols if --discard-locals or -X is given.
3235 * options.h (class General_options): Declare new options
3236 '--discard-locals' and '-X' for discarding locals.
3237 * target.h (class Target): Define new methods is_local_label_name.
3238 Declare new virtual method do_is_local_label_name.
3239 * target.cc: New file.
3240 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3241 (check_SCRIPTS): Add discard_locals_test.sh.
3242 (check_DATA): Add discard_local_tests.syms.
3243 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3244 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3245 * testsuite/Makefile.in: Regenerate.
3246 * testsuite/discard_locals_test.c: New file.
3247 * testsuite/discard_locals_test.sh: Same.
3249 2009-06-05 Doug Kwan <dougkwan@google.com>
3251 * object.cc (Sized_relobj::Sized_relobj): Initialize
3252 discarded_eh_frame_shndx_ to -1U.
3253 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3255 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3256 a discarded .eh_frame section.
3257 (Sized_relobj::do_finalize_local_symbols): Ditto.
3258 * object.h (class Sized_relobj): Declare new member
3259 discarded_eh_frame_shndx_.
3260 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3261 (local_labels_test.o, local_labels_test): New rules.
3262 * testsuite/Makefile.in: Regenerate.
3264 2009-06-04 Doug Kwan <dougkwan@google.com>
3266 * layout.cc (Layout::section_name_mapping): Add mapping for
3267 special ARM sections.
3269 2009-06-03 Doug Kwan <dougkwan@google.com>
3271 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3272 (utils::has_overflow): Same.
3274 2009-06-03 Ian Lance Taylor <iant@google.com>
3276 * layout.cc (Layout::section_name_mapping): New array, replacing
3277 Layout::linkonce_mapping.
3278 (Layout::section_name_mapping_count): New variable, replacing
3279 Layout::linkonce_mapping_count.
3280 (Layout::linkonce_output_name): Remove.
3281 (Layout::output_section_name): Rewrite.
3282 * layout.h (class Layout): Rename Linkonce_mapping to
3283 Section_name_mapping, linkonce_mapping to section_name_mapping,
3284 linkonce_mapping_count to section_name_mapping_count. Don't
3285 declare linkonce_output_name.
3287 2009-06-03 Doug Kwan <dougkwan@google.com>
3289 * gold/arm.cc (namespace utils): New.
3290 (Target_arm::reloc_is_non_pic): Define new method.
3291 (class Arm_relocate_functions): New.
3292 (Target_arm::Relocate::relocate): Handle relocation types used by
3295 2009-06-03 Ian Lance Taylor <iant@google.com>
3297 * arm.cc (Target_arm::scan::global): Use || instead of |.
3299 2009-06-02 Doug Kwan <dougkwan@google.com>
3301 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3302 issued_non_pic_error_.
3303 (class Target_arm::Scan): Declare new method check_non_pic.
3304 Define new method symbol_needs_plt_entry.
3305 Declare new data member issued_non_pic_error_.
3306 (class Target_arm::Relocate): Declare new method
3307 should_apply_static_reloc.
3308 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3309 (Target_arm::Scan::check_non_pic): Define new method.
3310 (Target_arm::Scan::local): Handle a small subset of reloc types used
3312 (Target_arm::Scan::local): Same.
3313 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3315 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3317 * incremental.cc (Incremental_inputs::report_command_line): Filter
3318 out --incremental-* options.
3320 2009-05-29 Doug Kwan <dougkwan@google.com>
3322 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3324 (class Target_arm): Update comment.
3325 (Target_arm::Target_arm): Initialize new data members GOT_,
3326 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3327 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3328 and Target_arm::rel_dyn_section.
3329 Declare new_enum Target_arm::Got_type.
3330 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3332 Update commments for member do_dynsym_value.
3333 (Target_arm::got_size, Target_arm::plt_section,
3334 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3335 new methods inside class defintion.
3336 (Target_arm::got_section): Define new method.
3337 (Target_arm::rel_dyn_section): Same.
3338 (Output_data_plt_arm): New template class.
3339 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3340 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3341 (Output_data_plt_arm::add_entry): Same.
3342 (Output_data_plt_arm::first_plt_entry): Define new
3343 static data member for PLT instruction template.
3344 (Output_data_plt_arm::plt_entry): Same.
3345 (Output_data_plt_arm::do_write): Define new method.
3346 (Target_arm::make_plt_entry): Same.
3347 (Target_arm::do_finalize_sections): Same.
3348 (Target_arm::do_dynsym_value): Same.
3350 2009-05-28 Doug Kwan <dougkwan@google.com>
3352 * Makefile.am (TARGETSOURCES): Add arm.cc.
3353 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3354 * Makefile.in: Regenerate.
3356 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3358 2009-05-26 Doug Kwan <dougkwan@google.com>
3360 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3361 (General_options::check_excluded_libs): Strip off directories in
3362 archive name before matching like GNU ld does.
3363 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3364 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3365 (exclude_libs_test_LDFLAGS): Add linker option
3366 -Wl,--exclude-libs,libexclude_libs_test_3
3367 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3368 an explicit archive without using -l.
3369 (alt/libexclude_libs_test_3.a): New make rule.
3370 * testsuite/Makefile.in: Regenerate.
3371 * testsuite/exclude_libs_test.c : Declare lib3_default().
3373 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3374 * exclude_libs_test_3.c: New file.
3376 2009-05-26 Nick Clifton <nickc@redhat.com>
3378 * po/id.po: New Indonesian translation.
3379 * po/gold.pot: Updated template file.
3381 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3383 * testsuite/Makefile.am: Add -ffunction-sections to compile
3384 gc_comdat_test files. Add -Wl,--gc-sections to build
3386 * testsuite/Makefile.in: Regenerate.
3387 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3389 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3391 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3392 kept comdat section was garbage collected.
3393 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3394 * testsuite/Makefile.in: Regenerate.
3395 * testsuite/gc_comdat_test.sh: New file.
3396 * testsuite/gc_comdat_test_1.cc: New file.
3397 * testsuite/gc_comdat_test_2.cc: New file.
3399 2009-05-19 Doug Kwan <dougkwan@google.com>
3401 * archive.cc (Archive::Archive): Move constructor from archive.h
3402 to here. Initialize no_export_.
3403 (Archive::get_elf_object_for_member): Set no_export flag of object.
3404 * archive.h (Archive::Archive): Move constructor body to
3406 (Archive::no_export): New method.
3407 (Archive::no_export_): New field.
3408 * object.h (Object::Object): Initialize no_export_ to false.
3409 (Object::no_export, Object::set_no_export): New methods.
3410 (Object::no_export_): New field.
3411 * options.cc (General_options::parse_exclude_libs): New method.
3412 (General_options::check_excluded_libs) Same.
3413 * options.h (exclude_libs): New option.
3414 (General_options::check_excluded_libs): New method declaration.
3415 (General_options::excluded_libs_): New field.
3416 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3417 default or protected visibility if an object has no-export flag set.
3418 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3419 (check_SCRIPTS): Add exclude_libs_test.sh.
3420 (check_DATA): Add exclude_libs_test.syms.
3421 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3422 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3423 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3424 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3425 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3426 libexclude_libs_test_2.a): New rules.
3427 * testsuite/Makefile.in: Regenerate.
3428 * testsuite/exclude_libs_test.c: New file.
3429 * testsuite/exclude_libs_test.sh: Ditto.
3430 * testsuite/exclude_libs_test_1.c: Ditto.
3431 * testsuite/exclude_libs_test_2.c: Ditto.
3433 2009-05-15 Ian Lance Taylor <iant@google.com>
3435 * configure.ac: Check for declarations for cases where libiberty.h
3436 checks HAVE_DECL_xxx.
3437 * configure, config.in: Rebuild.
3439 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3441 * gold.h (Incremental_argument_list): Remove (invalid) forward
3443 * incremental.cc (Incremental_inputs::report_achive): New method.
3444 (Incremental_inputs::report_object): New method.
3445 (Incremental_inputs::report_script): New method.
3446 (Incremental_inputs::finalize_inputs): New method.
3447 (Incremental_inputs::finalize): Call finalize_inputs().
3448 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3449 Create inputs entries.
3450 * incremental.h (Incremental_input_type): New enum.
3451 (Incremental_inputs::Incremental_input): Initialize new fields.
3452 (Incremental_inputs::report_inputs): New method.
3453 (Incremental_inputs::report_achive): New method.
3454 (Incremental_inputs::report_object): New method.
3455 (Incremental_inputs::report_script): New method.
3456 (Incremental_inputs::finalize_inputs): New method.
3457 (Incremental_inputs::Input_info): New struct.
3458 (Incremental_inputs::Input_info_map): New typedef.
3459 (Incremental_inputs::lock_): New field.
3460 (Incremental_inputs::Inputs_): New field.
3461 (Incremental_inputs::Inputs_map): New field.
3462 * main.cc (main): Call Incremental_input::report_inputs.
3463 * options.h (Input_argument_list): Typedef moved from
3465 (Input_file_group::Files): Remove, use ::Input_argument_list.
3466 (Input_file_group::Input_argument_list): Remove, use
3467 ::Input_argument_list.
3468 * plugin.cc (Plugin_manager::add_input_file): Add error in
3470 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3472 * script.cc (read_input_script): Call
3473 Incremental_input::report_script.
3474 * script.h (Script_info): New class.
3476 2009-04-27 Ian Lance Taylor <iant@google.com>
3478 * x86_64.cc (do_adjust_output_section): Set entsize to
3481 2009-04-23 Elliott Hughes <enh@google.com>
3483 * output.cc (Output_file::close): After short writes, continue
3484 writing from the correct offset in the buffer being written.
3486 2009-04-23 Chris Demetriou <cgd@google.com>
3488 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3489 * configure: Regenerate.
3490 * config.in: Regenerate.
3491 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3492 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3494 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3496 * incremental.cc (Incremental_inputs_header_data): Renamed from
3497 Incremental_input_header_data.
3498 (Incremental_inputs_header_data::data_size): New field.
3499 (Incremental_inputs_header_data::put_input_file_count): Renamed
3500 from input_file_count.
3501 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3502 from command_line_offset.
3503 (Incremental_inputs_header_data::put_reserved): Renamed from
3505 (Incremental_inputs_entry_data): Renamed from
3506 Incremental_input_entry_data.
3507 (Incremental_inputs_entry_data::data_size): New field.
3508 (Incremental_inputs::report_command_line): New method.
3509 (Incremental_inputs::finalize): New method.
3510 (Incremental_inputs::create_incremental_inputs_data): New method.
3511 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3512 * incremental.h: New file.
3513 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3514 (Layout::finalize): Create incremental inputs section in
3516 (Layout::create_incremental_info_sections): New method.
3517 * layout.h (Layout::incremental_inputs): New method.
3518 (Layout::create_incremental_info_sections): New method.
3519 (Layout::incremental_inputs_): New field.
3520 * main.cc (main): Notify Incremental_input of the command line.
3522 2009-04-01 Ian Lance Taylor <iant@google.com>
3523 Mikolaj Zalewski <mikolajz@google.com>
3525 * gold.h (reserve_unordered_map): Define, three versions, one for
3526 each version of Unordered_map.
3527 * layout.cc (Layout::Layout): Remove options parameter. Add
3528 number_of_input_files parameter. Don't initialize options_.
3529 Initialize number_of_input_files_ and resized_signatures_. Move
3530 sections_are_attached_.
3531 (Layout::layout_group): Reserve space for group_signatures_.
3532 (Layout::find_or_add_kept_section): Change name parameter to be a
3533 reference. Resize signatures_ map when it gets large enough.
3534 (Layout::layout_eh_frame): Use parameters->options() instead of
3536 (Layout::make_output_section): Likewise.
3537 (Layout::attach_allocated_section_to_segment): Likewise.
3538 (Layout::finalize, Layout::create_executable_stack): Likewise.
3539 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3540 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3541 * layout.h (class Layout): Update declarations. Remove options_
3542 field. Add number_of_input_files_ and resized_signatures_
3543 fields. Move sections_are_attached_ field.
3544 * main.cc (main): Pass number of input files to Layout
3545 constructor. Don't pass options.
3547 2009-03-30 Ian Lance Taylor <iant@google.com>
3549 * ffsll.c (ffsll): Correct implementation.
3551 2009-03-27 Ian Lance Taylor <iant@google.com>
3553 * ffsll.c: New file.
3554 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3555 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3556 * ftruncate.c (ftruncate): Declare before definition.
3557 * mremap.c (mremap): Likewise.
3558 * pread.c (pread): Likewise.
3559 * configure, Makefile.in, config.in: Rebuild.
3561 * mremap.c: New file.
3562 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3563 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3564 (mremap): Declare if HAVE_MREMAP is not defined.
3565 * configure, Makefile.in, config.in: Rebuild.
3567 2009-03-27 Cary Coutant <ccoutant@google.com>
3569 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3570 position independent.
3571 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3572 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3574 2009-03-24 Cary Coutant <ccoutant@google.com>
3576 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3578 (needs_dynamic_reloc): Likewise.
3580 2009-03-24 Ian Lance Taylor <iant@google.com>
3582 * yyscript.y (file_cmd): Recognize EXTERN.
3583 (extern_name_list, extern_name_list_body): New nonterminals.
3584 * script.cc (script_add_extern): Define.
3585 * script-c.h (script_add_extern): Declare.
3587 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3589 * object.cc (is_elf_object): Define.
3590 * object.h (is_elf_object): Declare.
3591 * archive.cc (Archive::get_elf_object_for_member): Call
3593 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3595 2009-03-24 Elliott Hughes <enh@google.com>
3597 * output.cc (Output_file::map_anonymous): Define.
3598 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3599 try an anonymous one. Report the size if the mmap fails.
3600 * output.h (class Output_file): Declare map_anonymous.
3602 2009-03-24 Ian Lance Taylor <iant@google.com>
3604 * target-select.cc (instantiate_target): Don't acquire the lock if
3605 the instantiated_target_ field has already been set.
3607 2009-03-23 Ian Lance Taylor <iant@google.com>
3609 * gold-threads.h (class Initialize_lock): Define.
3610 * gold-threads.cc (class Initialize_lock_once): Define.
3611 (initialize_lock_control): New static variable.
3612 (initialize_lock_pointer): New static variable.
3613 (initialize_lock_once): New static function.
3614 (Initialize_lock::Initialize_lock): Define.
3615 (Initialize_lock::initialize): Define.
3616 * target-select.h: Include "gold-threads.h".
3617 (class Target_selector): Add lock_ and initialize_lock_ fields.
3618 Don't define instantiate_target, just declare it.
3619 * target-select.cc (Target_selector::Target_selector): Initialize
3621 (Target_selector::instantiate_target): Define.
3622 * descriptors.h: Include "gold-threads.h".
3623 (class Descriptors): Add initialize_lock_ field.
3624 * descriptors.cc (Descriptors::Descriptors): Initialize new
3626 (Descriptors::open): Use initialize_lock_ field
3627 * errors.h (class Errors): Add initialize_lock_ field.
3628 * errors.cc (Errors::Errors): Initialize new field.
3629 (Errors::initialize_lock): Use initialize_lock_ field.
3630 * powerpc.cc (class Target_selector_powerpc): Remove
3631 instantiated_target_ field. In do_recognize call
3632 instantiate_target rather than do_instantiate_target. In
3633 do_instantiate_target just allocate a new target.
3634 * sparc.cc (class Target_selector_sparc): Likewise.
3636 * freebsd.h: New file.
3637 * i386.cc: Include "freebsd.h".
3638 (Target_i386): Derive from Target_freebsd rather than
3640 (Target_selector_i386): Derive from Target_selector_freebsd rather
3641 than Target_selector.
3642 * x86_64.cc: Include "freebsd.h".
3643 (Target_x86_64): Derive from Target_freebsd rather than
3645 (Target_selector_x86_64): Derive from Target_selector_freebsd
3646 rather than Target_selector.
3647 * target.h (class Target): Add adjust_elf_header and
3648 do_adjust_elf_header.
3649 * output.cc (Output_file_header:: do_sized_write): Call target
3650 adjust_elf_header routine.
3651 * configure.tgt: Set targ_osabi.
3652 * configure.ac: Define GOLD_DEFAULT_OSABI.
3653 * parameters.cc (Parameters::default_target): Pass
3654 GOLD_DEFAULT_OSABI to select_target.
3655 * target-select.h (class Target_selector): Make instantiate_target
3656 protected rather than private.
3657 * Makefile.am (HFILES): Add freebsd.h.
3658 * configure, Makefile.in, config.in: Rebuild.
3660 * merge.cc (do_add_input_section): Correct pend value. Change
3661 message about last entry not being null terminated from error to
3664 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3666 * incremental.cc: New file.
3667 * Makefile.am (CCFILES): Add incremental.cc.
3668 * Makefile.in: Rebuild.
3670 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3672 * layout.cc (Layout::output_section_name): Preserve names
3673 of '.note.' sections.
3675 2009-03-19 Ian Lance Taylor <iant@google.com>
3677 * descriptors.cc (Descriptors::open): Check that the options are
3678 valid before using them.
3680 2009-03-18 Ian Lance Taylor <iant@google.com>
3682 * script-sections.h: Include <list>.
3683 (class Script_sections): Change Sections_elements from std::vector
3684 to std::list. Typedef public Elements_iterator. Add
3685 orphan_section_placement_, data_segment_align_start_, and
3686 saw_data_segment_align_ fields. Remove data_segment_align_index_
3688 * script-sections.cc (class Orphan_section_placement): New class.
3689 (class Sections_element): Add virtual functions is_relro and
3690 orphan_section_init. Remove virtual function place_orphan_here.
3691 (class Output_section_definition): Add is_relro and
3692 orphan_section_init. Remove place_orphan_here.
3693 (class Orphan_output_section): Likewise.
3694 (Script_sections::Script_sections): Update for field changes.
3695 (Script_sections::data_segment_align): Set saw_data_segment_align_
3696 and data_segment_align_start_, not data_segment_align_index.
3697 (Script_sections::data_segment_relro_end): Check
3698 saw_data_segment_align_. Use data_segment_align_start_ rather
3699 than data_segment_align_index_.
3700 (Script_sections::place_orphan): Rewrite to use
3701 Orphan_section_placement.
3703 2009-03-17 Ian Lance Taylor <iant@google.com>
3705 * archive.cc (Archive::add_symbols): Check for a version attached
3706 to the symbol name in the archive map.
3707 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3708 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3709 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3710 (ver_test_11.a): New target.
3711 * testsuite/Makefile.in: Rebuild.
3713 * configure.ac: Check for chsize and posix_fallocate. Replace
3715 * ftruncate.c: New file, from gnulib.
3716 * output.cc (posix_fallocate): Define dummy version if not
3717 HAVE_POSIX_FALLOCATE.
3718 (Output_file::map): Call posix_fallocate rather than lseek and
3720 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3721 * configure, Makefile.in, config.in: Rebuild.
3723 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3725 * layout.h (Layout::create_note): Add section_name parameter.
3726 * layout.cc (Layout::create_note): Likewise.
3727 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3729 2009-03-17 Ian Lance Taylor <iant@google.com>
3731 * descriptors.cc: Include "options.h".
3732 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3733 (Descriptors::open): Always use O_CLOEXEC when opening a new
3734 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3735 then set FD_CLOEXEC.
3737 * sparc.cc (class Target_sparc): Add has_got_section.
3738 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3739 make sure we have a GOT section.
3741 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3742 (Target_sparc::Scan::local): Likewise.
3743 (Target_sparc::Scan::global): Likewise.
3744 (Target_sparc::Relocate::relocate): Likewise.
3745 (Target_sparc::Relocate::relocate_tls): Likewise.
3747 * symtab.cc (Symbol_table::define_default_version): New function,
3748 broken out of add_from_object.
3749 (Symbol_table::add_from_object): Call define_default_version.
3750 (Symbol_table::define_special_symbol): Add resolve_oldsym
3751 parameter. Change all callers. If the version for a symbol comes
3752 from a version script, resolve it with the symbol with the same
3753 name with no version. Also add the symbol without a version if
3755 (do_define_in_output_data): If resolving with oldsym, don't delete
3757 (do_define_in_output_segment): Likewise.
3758 (do_define_as_constant): Likewise.
3759 * symtab.h (class Symbol_table): Update declarations.
3761 2009-03-13 Ian Lance Taylor <iant@google.com>
3763 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3764 (Read_symbols::requeue): New function.
3765 (Read_symbols::do_read_symbols): If make_elf_object fails because
3766 the target type is not configured, and the file was searched for,
3767 issue a warning and retry with the next directory.
3768 (Add_symbols::run): If the file has an incompatible format, and
3769 it was searched for, requeue the Read_symbols task. On error,
3771 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3772 dirindex parameter to constructor. Change all callers. Declare
3773 incompatible_warning and requeue.
3774 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3775 input_argument_ and input_group_ fields. Add them to
3776 constructor. Change all callers.
3777 (class Read_script): Add dirindex_ field. Add it to constructor.
3779 * archive.cc (Archive::setup): Remove input_objects parameter.
3781 (Archive::get_file_and_offset): Likewise.
3782 (Archive::read_all_symbols): Likewise.
3783 (Archive::read_symbols): Likewise.
3784 (Archive::get_elf_object_for_member): Remove input_objects
3785 parameter. Add punconfigured parameter. Change all callers.
3786 (Archive::add_symbols): Change return type to bool. Check return
3787 value of include_member.
3788 (Archive::include_all_members): Likewise.
3789 (Archive::include_member): Change return type to bool. Return
3790 false if first included object has incompatible target. Set
3791 included_member_ field.
3792 (Add_archive_symbols::run): If add_symbols returns false, requeue
3794 * archive.h (class Archive): Add included_member_ field.
3795 Initialize it in constructor. Add input_file and searched_for
3796 methods. Update declarations.
3797 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3798 input_argument_ fields. Add them to constructor. Change all
3800 * script.cc: Include "target-select.h".
3801 (class Parser_closure): Add skip_on_incompatible_target_ and
3802 found_incompatible_target_ fields. Add
3803 skip_on_incompatible_target parameter to constructor. Change all
3804 callers. Add methods skip_on_incompatible_target,
3805 clear_skip_on_incompatible_target, found_incompatible_target, and
3806 set_found_incompatible_target.
3807 (read_input_script): Add dirindex parameter. Change all callers.
3808 If parser finds an incompatible target, requeue Read_symbols
3810 (script_set_symbol): Clear skip_on_incompatible_target in
3812 (script_add_assertion, script_parse_option): Likewise.
3813 (script_start_sections, script_add_phdr): Likewise.
3814 (script_check_output_format): New function.
3815 * script.h (read_input_script): Update declaration.
3816 * script-c.h (script_check_output_format): Declare.
3817 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3818 (ignore_cmd): Remove OUTPUT_FORMAT.
3819 * fileread.cc (Input_file::Input_file): Add explicit this.
3820 (Input_file::will_search_for): New function.
3821 (Input_file::open): Add pindex parameter. Change all callers.
3822 * fileread.h (class Input_file): Add input_file_argument method.
3823 Declare will_search_for. Update declarations.
3824 * object.cc (make_elf_object): Add punconfigured parameter.
3826 * object.h (class Object): Make input_file public. Add
3827 searched_for method.
3828 (make_elf_object): Update declaration.
3829 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3831 * dirsearch.h (class Dirsearch): Update declaration.
3832 * options.h (class General_options): Add --warn-search-mismatch.
3833 * parameters.cc (Parameters::is_compatible_target): New function.
3834 * parameters.h (class Parameters): Declare is_compatible_target.
3835 * workqueue.cc (Workqueue::add_blocker): New function.
3836 * workqueue.h (class Workqueue): Declare add_blocker.
3838 * fileread.cc (Input_file::open): Remove options parameter.
3840 (Input_file::open_binary): Likewise.
3841 * script.cc (read_input_script): Likewise.
3842 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3843 options parameter from constructor. Change all callers.
3844 (class Read_script): Likewise.
3845 * fileread.h (class Input_file): Update declarations.
3846 * script.h (read_input_script): Update declaration.
3848 2009-03-10 Nick Clifton <nickc@redhat.com>
3850 * po/es.po: New Spanish translation.
3852 2009-03-06 Cary Coutant <ccoutant@google.com>
3854 * options.cc (parse_short_option): Keep dash_z from registering itself.
3856 2009-03-03 Ian Lance Taylor <iant@google.com>
3859 * target-reloc.h (relocate_section): Pass output_section to
3861 * i386.cc (Target_i386::should_apply_static_reloc): Add
3862 output_section parameter. Change all callers.
3863 (Target_i386::Relocate::relocate): Add output_section parameter.
3864 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3865 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3866 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3867 * testsuite/two_file_shared.sh: New script.
3868 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3869 (check_DATA): Add two_file_shared.dbg.
3870 (two_file_shared.dbg): New target.
3871 * testsuite/Makefile.in: Rebuild.
3873 2009-03-01 Ian Lance Taylor <iant@google.com>
3875 * configure.ac: Check for byteswap.h.
3876 * configure: Rebuild.
3877 * config.in: Rebuild.
3879 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3881 * layout.cc (Layout::find_or_add_kept_section): New function.
3882 (Layout::add_comdat): Removed.
3883 * layout.h (struct Kept_section): Move out of class Layout.
3884 Remove trailing underscores from field names. Add group_sections
3885 field. Rename group_ field to is_group. Change all uses.
3886 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3887 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3888 comdat_groups_ field.
3889 (Sized_relobj::include_section_group): Use
3890 find_or_add_kept_section and Kept_section::group_sections.
3891 (Sized_relobj::include_linkonce_section): Likewise.
3892 * object.cc (class Sized_relobj): Don't define Comdat_group or
3893 Comdat_group_table. Remove find_comdat_group and
3894 add_comdat_group. Remove comdat_groups_ field.
3895 * plugin.cc (include_comdat_group): Use
3896 Layout::find_or_add_kept_section.
3898 2009-02-28 Ian Lance Taylor <iant@google.com>
3900 * README: --gc-sections and map files are now supported. Document
3901 some build requirements.
3904 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3905 relocatable link set the value of the section symbol to zero.
3906 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3907 relocatable link don't include the section address in the local
3910 2009-02-27 Ian Lance Taylor <iant@google.com>
3913 * options.h (class Search_directory): Add is_system_directory.
3914 (class General_options): Declare is_in_system_directory.
3915 * options.cc (get_relative_sysroot): Make static.
3916 (get_default_sysroot): Make static.
3917 (General_optoins::is_in_system_directory): New function.
3918 * fileread.cc (Input_file::is_in_system_directory): New function.
3919 * fileread.h (class Input_file): Declare is_in_system_directory.
3920 * object.h (class Object): Add is_in_system_directory.
3921 (class Input_objects): Remove system_library_directory_ field.
3922 * object.cc (Input_objects::add_object): Don't set
3923 system_library_directory_.
3924 (input_objects::found_in_system_library_directory): Remove.
3925 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3926 parameter. Change all callers.
3927 (Symbol_table::sized_write_globals): Likewise.
3928 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3929 Call Object::is_in_system_directory.
3930 * symtab.h (class Symbol_table): Update declarations.
3933 * descriptors.h (Open_descriptor): Add is_on_stack field.
3934 * descriptors.cc (Descriptors::open): If the descriptor is on the
3935 top of the stack, remove it. Initialize is_on_stack field.
3936 (Descriptors::release): Only add pod to stack if it is not on the
3938 (Descriptors::close_some_descriptor): Clear stack_next and
3942 * output.cc (Output_section::find_starting_output_address): Rename
3943 from starting_output_address; add PADDR parameter; change return
3945 * output.h (class Output_section): Declare
3946 find_starting_output_address instead of starting_output_address.
3947 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3948 section symbol for which we can't find a merge section.
3951 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3952 hidden or internal, force the symbol to be local.
3953 * resolve.cc (Symbol::override_visibility): Define.
3954 (Symbol::override_base): Use override_visibility.
3955 (Symbol_table::resolve): Likewise.
3956 (Symbol::override_base_with_special): Likewise.
3957 (Symbol_table::override_with_special): If the visibility is hidden
3958 or internal, force the symbol to be local.
3959 * symtab.h (class Symbol): Add set_visibility and
3960 override_visibility.
3961 * testsuite/ver_test_1.sh: New file.
3962 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3963 (check_DATA): Add ver_test_1.syms.
3964 (ver_test_1.syms): New target.
3965 * testsuite/Makefile.in: Rebuild.
3967 2009-02-25 Cary Coutant <ccoutant@google.com>
3969 * layout.cc (Layout::choose_output_section): Don't rename sections
3970 when using a linker script that has a SECTIONS clause.
3971 * Makefile.in: Regenerate.
3973 * testsuite/Makefile.am (script_test_5.sh): New test case.
3974 * testsuite/Makefile.in: Regenerate.
3975 * testsuite/script_test_5.cc: New file.
3976 * testsuite/script_test_5.sh: New file.
3977 * testsuite/script_test_5.t: New file.
3979 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
3981 * archive.cc (Archive::include_member): Update calls to add_symbols.
3982 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3983 the Layout argument.
3984 * dynobj.h (do_add_symbols): Add the Layout argument.
3985 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3987 * object.h (Object::add_symbols): Add the Layout argument.
3988 (Object::do_add_symbols): Add the Layout argument.
3989 (Sized_relobj::do_add_symbols): Add the Layout argument.
3990 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3991 Unify the two versions.
3992 (Add_plugin_symbols): Remove.
3993 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3994 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3995 (Add_plugin_symbols): Remove.
3996 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3997 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3998 (Add_symbols::run): Make it work with Pulginobj.
4000 2009-02-06 Ian Lance Taylor <iant@google.com>
4002 * object.cc (Sized_relobj::do_layout): Make info message start
4003 with lower case letter.
4005 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4007 * binary.cc: Fix file comment.
4009 * options.h (enum Incremental_disposition): Define.
4010 (class General_options): Add new options: --incremental,
4011 --incremental_changed, --incremental_unchanged,
4012 --incremental_unknown. Add incremental_disposition_ and
4013 implicit_incremental_ fields.
4014 (General_options::incremental_disposition): New function.
4015 (class Position_dependent_options): Add incremental_disposition
4017 (Position_dependent_options::copy_from_options): Set incremental
4019 * options.cc (General_options::parse_incremental_changed): New
4021 (General_options::parse_incremental_unchanged): New function.
4022 (General_options::parse_incremental_unknown): New function.
4023 (General_options::General_options): Initialize new fields
4024 incremental_disposition_ and implicit_incremental_.
4025 (General_options::finalize): Check for uasge of --incremental-*
4026 without --incremental.
4028 2009-02-06 Chris Demetriou <cgd@google.com>
4030 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4031 pointer and to report location as the file name associated with
4033 (gold_undefined_symbol_at_location): New function to replace the
4034 old gold_undefined_symbol functionality.
4035 * target-reloc.h (relocate_section): Update to use
4036 gold_undefined_symbol_at_location.
4037 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4038 Call gold_undefined_symbol function rather than gold_error.
4039 * errors.h (Errors::undefined_symbol): Take location as a
4040 string, rather than calculating it from a relocation.
4041 * errors.cc (Errors::fatal): Print "fatal error:" before the
4043 (Errors::error, Errors::error_at_location): Print "error: "
4044 before the formatted message.
4045 (Errors::undefined_symbol): Take location as a string, rather
4046 than calculating it from a relocation.
4047 (gold_undefined_symbol_at_location): New function akin to
4048 old gold_undefined_symbol, calculates location from relocation.
4049 (gold_undefined_symbol): Change to take only a Symbol pointer
4050 and to report location as the file name associated with the symbol.
4051 * testsuite/debug_msg.sh: Update for changed error messages.
4052 * testsuite/undef_symbol.sh: Likewise.
4054 2009-02-04 Duncan Sands <baldrick@free.fr>
4057 * reduced_debug_output.h
4058 (Output_reduced_debug_abbrev_section::failed): Use format for
4060 (Output_reduced_debug_info_section::faild): Likewise.
4062 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4064 * script.cc (Lazy_demangler): New class.
4065 (Version_script_info::get_symbol_version_helper): Demangle a
4068 2009-01-29 Cary Coutant <ccoutant@google.com>
4070 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4072 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4074 2009-01-28 Ian Lance Taylor <iant@google.com>
4076 * version.cc (version_string): Bump to 1.9.
4078 * gold.h: Include <cstring> and <stdint.h>.
4079 * version.cc: Include <cstdio>.
4080 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4082 * reduced_debug_output.cc (insert_into_vector): Rename from
4083 Insert_into_vector; change all callers. Use Swap_unaligned to
4084 avoid aliasing issue; remove union since it is unnecessary.
4086 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4088 * Makefile.am (CCFILES): Add gc.cc.
4090 * Makefile.in: Regenerate.
4091 * gold.cc (Gc_runner): New class.
4092 (queue_initial_tasks): Call garbage collection related tasks
4093 when corresponding options are invoked.
4094 (queue_middle_gc_tasks): New function.
4095 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4096 processed early before laying out sections during garbage collection.
4097 * gold.h (queue_middle_gc_tasks): New function.
4098 (is_prefix_of): Move from "layout.cc".
4099 * i386.cc (Target_i386::gc_process_relocs): New function.
4100 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4101 * main.cc (main): Create object of class "Garbage_collection".
4102 * object.cc (Relobj::copy_symbols_data): New function.
4103 (Relobj::is_section_name_included): New function.
4104 (Sized_relobj::do_layout): Allow this function to be called twice
4105 during garbage collection and defer layout of section during the
4107 * object.h (Relobj::get_symbols_data): New function.
4108 (Relobj::is_section_name_included): New function.
4109 (Relobj::copy_symbols_data): New function.
4110 (Relobj::set_symbols_data): New function.
4111 (Relobj::get_relocs_data): New function.
4112 (Relobj::set_relocs_data): New function.
4113 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4114 (Relobj::gc_process_relocs): New function.
4115 (Relobj::do_gc_process_relocs): New pure virtual function.
4116 (Relobj::sd_): New data member.
4117 (Sized_relobj::is_output_section_offset_invalid): New function.
4118 (Sized_relobj::do_gc_process_relocs): New function.
4119 * options.h (General_options::gc_sections): Modify to not be a no-op.
4120 (General_options::print_gc_sections): New option.
4121 * plugin.cc (Plugin_finish::run): Remove function call to
4122 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4123 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4124 * reloc.cc (Read_relocs::run): Add task to process relocs and
4125 determine unreferenced sections when doing garbage collection.
4126 (Gc_process_relocs): New class.
4127 (Sized_relobj::do_gc_process_relocs): New function.
4128 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4129 sections that are garbage collected.
4130 * reloc.h (Gc_process_relocs): New class.
4131 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4132 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4133 symbols whose corresponding sections are garbage collected.
4134 (Symbol_table::Symbol_table): Add new parameter for the garbage
4136 (Symbol_table::gc_mark_undef_symbols): New function.
4137 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4138 (Symbol_table::gc_mark_dyn_syms): New function.
4139 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4141 (Symbol_table::add_from_object): Likewise.
4142 (Symbol_table::add_from_relobj): When building shared objects, do not
4143 treat externally visible symbols as garbage.
4144 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4145 table information for static and relocatable links.
4146 * symtab.h (Symbol_table::set_gc): New function.
4147 (Symbol_table::gc): New function.
4148 (Symbol_table::gc_mark_undef_symbols): New function.
4149 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4150 (Symbol_table::gc_mark_dyn_syms): New function.
4151 (Symbol_table::gc_): New data member.
4152 * target.h (Sized_target::gc_process_relocs): New pure virtual
4154 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4155 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4157 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4159 * options.h (General_options::gc_sections): Define as a no-op for now.
4160 (General_options::no_keep_memory): Ditto.
4161 (General_options::Bshareable): Define.
4162 * options.cc (General_options::finalize): Honor -Bshareable.
4164 2009-01-20 Andreas Schwab <schwab@suse.de>
4166 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4167 read the value in the contents, since we don't use it. Use the
4168 template endianness when writing.
4169 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4171 2009-01-19 Andreas Schwab <schwab@suse.de>
4173 * configure.tgt (powerpc64-*): Fix targ_obj.
4175 2009-01-15 Ian Lance Taylor <iant@google.com>
4177 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4178 local symbols when stripping all symbols.
4180 2009-01-14 Cary Coutant <ccoutant@google.com>
4182 * output.cc (Output_reloc): Add explicit instantiations.
4184 2009-01-14 Cary Coutant <ccoutant@google.com>
4186 * archive.cc (Archive::get_elf_object_for_member): Remove call
4187 to File_read::claim_for_plugin.
4188 * descriptors.cc (Descriptors::open): Remove reference to
4190 (Descriptors::claim_for_plugin): Remove.
4191 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4192 (Descriptors::is_claimed): Remove.
4193 (claim_descriptor_for_plugin): Remove.
4194 * fileread.cc (File_read::claim_for_plugin): Remove.
4195 * fileread.h (File_read::claim_for_plugin): Remove.
4196 (File_read::descriptor): Reopen descriptor if necessary.
4197 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4198 (Plugin_manager::all_symbols_read): Add task parameter. Change
4200 (Plugin_manager::get_input_file): New function.
4201 (Plugin_manager::release_input_file): New function.
4202 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4203 corresponding data member.
4204 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4205 and pass to base constructor. Change all callers.
4206 (get_input_file, release_input_file): New functions.
4207 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4208 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4209 (Plugin_manager::all_symbols_read): Add task parameter.
4210 (Plugin_manager::get_input_file): New function.
4211 (Plugin_manager::release_input_file): New function.
4212 (Plugin_manager::task_): New data member.
4213 (Pluginobj::Pluginobj): Add filesize parameter.
4214 (Pluginobj::filename): New function.
4215 (Pluginobj::descriptor): New function.
4216 (Pluginobj::filesize): New function.
4217 (Pluginobj::filesize_): New data member.
4218 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4219 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4220 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4222 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4223 with archive libraries.
4224 * testsuite/Makefile.in: Regenerate.
4225 * testsuite/plugin_test.c (struct sym_info): New type.
4226 (get_input_file, release_input_file): New static variables.
4227 (onload): Capture new transfer vector entries.
4228 (claim_file_hook): Stop reading at end of file according to filesize.
4229 Factor out parsing of readelf output into separate function.
4230 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4231 APIs and get the source file name from the symbol table. Convert
4232 source file name to corresponding object file name. Print info
4233 message when adding new input files.
4234 (parse_readelf_line): New function.
4235 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4236 * testsuite/plugin_test_2.sh: Likewise.
4237 * testsuite/plugin_test_3.sh: Likewise.
4238 * testsuite/plugin_test_4.sh: New test case.
4240 2009-01-07 Ian Lance Taylor <iant@google.com>
4242 * version.cc (version_string): Bump to 1.8.
4244 2008-12-23 Cary Coutant <ccoutant@google.com>
4246 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4247 * plugin.cc (Plugin_manager::finish): Rename as
4248 layout_deferred_objects. Move cleanup to separate function.
4249 (Plugin_manager::cleanup): New function.
4250 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4252 * plugin.h (Plugin_manager::finish): Rename as
4253 layout_deferred_objects.
4254 (Plugin_manager::cleanup): New function.
4255 (Plugin_manager::cleanup_done): New field.
4257 2008-12-23 Cary Coutant <ccoutant@google.com>
4259 * plugin.cc (is_visible_from_outside): New function.
4260 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4261 so we don't return "IR only" status for exported symbols or -r links.
4263 * testsuite/Makefile.am (plugin_test_3): New test case.
4264 * testsuite/Makefile.in: Regenerate.
4265 * testsuite/plugin_test_3.sh: New file.
4267 2008-12-22 Cary Coutant <ccoutant@google.com>
4269 * object.cc (Sized_relobj::layout_section): New function.
4270 (Sized_relobj::do_layout): Defer layout of input sections until after
4271 plugin has provided replacement files.
4272 (Sized_relobj::do_layout_deferred_sections): New function.
4273 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4274 (Relobj::layout_deferred_sections): New function.
4275 (Relobj::do_layout_deferred_sections): New function.
4276 (Sized_relobj::do_layout_deferred_sections): New function.
4277 (Sized_relobj::layout_section): New function.
4278 (Sized_relobj::Deferred_layout): New structure.
4279 (Sized_relobj::deferred_layout_): New field.
4280 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4281 Change all callers. Layout deferred sections.
4282 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4284 (Plugin_hook::run): Move code from do_plugin_hook inline.
4285 (Plugin_hook::do_plugin_hook): Remove.
4286 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4287 (Plugin_manager::finish): Renamed, was cleanup.
4288 (Plugin_manager::should_defer_layout): New function.
4289 (Plugin_manager::add_deferred_layout_object): New function.
4290 (Plugin_manager::Deferred_layout_list): New type.
4291 (Plugin_manager::deferred_layout_objects_): New field.
4292 (Plugin_hook::do_plugin_hook): Remove.
4294 2008-12-17 Ian Lance Taylor <iant@google.com>
4296 * options.h (class General_options): Add --no case for
4299 2008-12-16 Cary Coutant <ccoutant@google.com>
4301 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4303 (Plugin_manager::claim_file): Create plugin object even if
4304 plugin did not call the add_symbols callback.
4305 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4306 asking for more symbols than were added.
4307 * testsuite/Makefile.am (plugin_test_1): Add test case with
4309 (empty.syms): New target.
4310 * testsuite/Makefile.in: Regenerate.
4311 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4312 message. Don't call add_symbols if no globals.
4313 (all_symbols_read_hook): Don't provide replacement for empty
4316 2008-12-12 Ian Lance Taylor <iant@google.com>
4318 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4319 r_type == 0 for a local symbol with r_sym == 0.
4320 (scan_relocatable_relocs): Pass r_sym to
4321 local_non_section_strategy.
4322 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4325 * configure.ac: Update test for TLS descriptors: they are
4326 supported as of glibc 2.9.
4327 * configure: Rebuild.
4329 2008-12-11 Ian Lance Taylor <iant@google.com>
4332 * target-reloc.h (Default_scan_relocatable_relocs): For each
4333 function, map r_type == 0 to RELOC_DISCARD.
4335 2008-12-10 Cary Coutant <ccoutant@google.com>
4337 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4338 object to override a kept COMDAT group from a plugin object.
4340 2008-12-09 Ian Lance Taylor <iant@google.com>
4343 * yyscript.y (file_cmd): Handle INPUT.
4345 * testsuite/initpri1.c: Change all declarations to be full
4346 prototypes by adding void, to avoid compiler warnings.
4348 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4350 * options.cc (General_options::parse_plugin_opt): New.
4351 (General_options::add_plugin): The argument now is just the filename.
4352 (General_options::add_plugin_option): New.
4353 * options.h (plugin_opt): New.
4354 (add_plugin): Change argument name.
4355 (add_plugin_option): New.
4356 * plugin.cc (Plugin::load): Don't parse the plugin option.
4357 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4358 (Plugin::add_option): New.
4359 (Plugin::args_): Change type.
4360 (Plugin::filename_): New.
4361 (Plugin_manager::add_plugin_option): New.
4362 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4363 * testsuite/Makefile.in: Regenerate.
4365 2008-12-05 Cary Coutant <ccoutant@google.com>
4367 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4368 Handle --strip-lto-sections option.
4369 * options.h (strip_lto_sections): New option.
4371 2008-12-01 Cary Coutant <ccoutant@google.com>
4373 * plugin.cc (ld_plugin_message): Change format parameter to const.
4374 Fix mismatch between new[] and delete.
4376 2008-11-14 Cary Coutant <ccoutant@google.com>
4378 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4381 2008-11-05 Craig Silverstein <csilvers@google.com>
4383 * options.cc (General_options::parse_dynamic_list): New function.
4384 * options.h (General_options): New flags dynamic_list,
4385 dynamic_list_data, dynamic_list_cpp_new, and
4386 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4387 (General_options::in_dynamic_list): New function.
4388 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4389 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4390 (Lex::can_continue_name): Likewise.
4392 (read_script_file): New parameter script_options.
4393 (read_dynamic_list): New function.
4394 (Script_options::define_dynamic_list): New function.
4395 (dynamic_list_keyword_parsecodes): New variable.
4396 (dynamic_list_keywords): New variable.
4397 * script.h (Script_options::define_dynamic_list): New function
4399 (read_dynamic_list): New function prototype.
4400 * symtab.cc (strprefix): New macro.
4401 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4402 dynamic_list_data, dynamic_list_cpp_new, and
4403 dynamic_list_cpp_typeinfo.
4404 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4405 (dynamic_list_expr): New rule.
4406 (dynamic_list_nodes): Likewise.
4407 (dynamic_list_node): Likewise.
4408 * testsuite/Makefile.am (dynamic_list): New test.
4409 * testsuite/Makefile.in: Regenerated.
4410 * testsuite/dynamic_list.t: New file.
4411 * testsuite/dynamic_list.sh: New file.
4413 2008-11-05 Craig Silverstein <csilvers@google.com>
4415 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4416 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4417 (t11_last): Likewise.
4418 * testsuite/ver_test_6.c (main): Likewise.
4420 2008-10-07 Cary Coutant <ccoutant@google.com>
4422 * options.c (General_options::finalize): Add check for -static and
4424 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4427 2008-10-02 Cary Coutant <ccoutant@google.com>
4429 * plugin.cc (make_sized_plugin_object): Fix conditional
4430 compilation to work when not all targets are enabled.
4432 2008-09-29 Cary Coutant <ccoutant@google.com>
4434 * archive.cc (Archive::get_file_and_offset): Use filename instead
4435 of name to get library path.
4436 (Archive::include_member): Unlock external member of a thin archive.
4438 * testsuite/Makefile.am (TEST_AR): New variable.
4439 (thin_archive_test_1): New test.
4440 (thin_archive_test_2): New test.
4441 * testsuite/Makefile.in: Regenerate.
4442 * testsuite/thin_archive_main.cc: New file.
4443 * testsuite/thin_archive_test_1.cc: New file.
4444 * testsuite/thin_archive_test_2.cc: New file.
4445 * testsuite/thin_archive_test_3.cc: New file.
4446 * testsuite/thin_archive_test_4.cc: New file.
4448 2008-09-29 Cary Coutant <ccoutant@google.com>
4450 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4451 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4453 (Sized_relobj::do_finalize_local_symbols): Likewise.
4454 (Sized_relobj::map_to_kept_section): Likewise.
4455 * object.h (Sized_relobj::invalid_address): New constant.
4456 (Sized_relobj::do_output_section_offset): Check for invalid_address
4458 * output.cc (Output_reloc::local_section_offset): Use constant
4459 invalid_address instead of -1U.
4460 (Output_reloc::get_address): Likewise.
4461 (Output_section::output_address): Change -1U to -1ULL.
4462 * output.h (Output_reloc::invalid_address): New constant.
4463 * reloc.cc (Sized_relobj::write_sections): Use constant
4464 invalid_address instead of -1U.
4465 (Sized_relobj::relocate_sections): Likewise.
4466 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4467 values for merge sections.
4468 * target-reloc.h (relocate_for_relocatable): Use constant
4469 invalid_address instead of -1U.
4471 2008-09-19 Cary Coutant <ccoutant@google.com>
4473 Add plugin functionality for link-time optimization (LTO).
4474 * configure.ac (plugins): Add --enable-plugins option.
4475 * configure: Regenerate.
4476 * config.in: Regenerate.
4477 * Makefile.am (LIBDL): New variable.
4478 (CCFILES): Add plugin.cc.
4479 (HFILES): Add plugin.h.
4480 (ldadd_var): Add LIBDL.
4481 * Makefile.in: Regenerate.
4483 * archive.cc: Include "plugin.h".
4484 (Archive::setup): Don't preread archive symbols when using a plugin.
4485 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4486 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4488 (Archive::include_member): Add symbols from plugin objects.
4489 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4490 * descriptors.cc (Descriptors::open): Check for file descriptors
4491 abandoned by plugins.
4492 (Descriptors::claim_for_plugin): New function.
4493 * descriptors.h (Descriptors::claim_for_plugin): New function.
4494 (Open_descriptor::is_claimed): New field.
4495 (claim_descriptor_for_plugin): New function.
4496 * fileread.cc (File_read::claim_for_plugin): New function.
4497 * fileread.h (File_read::claim_for_plugin): New function.
4498 (File_read::descriptor): New function.
4499 * gold.cc: Include "plugin.h".
4500 (queue_initial_tasks): Add task to call plugin hooks for generating
4502 * main.cc: Include "plugin.h".
4503 (main): Load plugin libraries.
4504 * object.h (Pluginobj): Declare.
4505 (Object::pluginobj): New function.
4506 (Object::do_pluginobj): New function.
4507 (Object::set_target): New function.
4508 * options.cc: Include "plugin.h".
4509 (General_options::parse_plugin): New function.
4510 (General_options::General_options): Initialize plugins_ field.
4511 (General_options::add_plugin): New function.
4512 * options.h (Plugin_manager): Declare.
4513 (General_options): Add --plugin option.
4514 (General_options::has_plugins): New function.
4515 (General_options::plugins): New function.
4516 (General_options::add_plugin): New function.
4517 (General_options::plugins_): New field.
4518 * plugin.cc: New file.
4519 * plugin.h: New file.
4520 * readsyms.cc: Include "plugin.h".
4521 (Read_symbols::do_read_symbols): Check for archive before checking
4522 for ELF file. Call plugin hooks to claim files.
4523 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4524 from a real object file; force override when processing replacement
4526 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4527 (Symbol::init_base_object): Likewise.
4528 (Symbol::init_base_output_data): Likewise.
4529 (Symbol::init_base_output_segment): Likewise.
4530 (Symbol::init_base_constant): Likewise.
4531 (Symbol::init_base_undefined): Likewise.
4532 (Symbol::output_section): Assert that object is not a plugin.
4533 (Symbol_table::add_from_pluginobj): New function.
4534 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4536 (Symbol_table::sized_write_globals): Likewise.
4537 (Symbol_table::add_from_pluginobj): Instantiate template.
4538 * symtab.h (Sized_pluginobj): Declare.
4539 (Symbol::in_real_elf): New function.
4540 (Symbol::set_in_real_elf): New function.
4541 (Symbol::in_real_elf_): New field.
4542 (Symbol_table::add_from_pluginobj): New function.
4544 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4545 (LIBDL): New variable.
4547 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4548 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4549 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4550 (MOSTLYCLEANFILES): Likewise.
4551 * testsuite/Makefile.in: Regenerate.
4552 * testsuite/plugin_test.c: New file.
4553 * testsuite/plugin_test_1.sh: New file.
4554 * testsuite/plugin_test_2.sh: New file.
4556 2008-09-16 Ian Lance Taylor <iant@google.com>
4558 * target-reloc.h (relocate_section): Check whether a symbol is
4559 defined by the ABI before reporting an undefined symbol error.
4560 * target.h (Target::is_defined_by_abi): Make parameter const.
4561 (Target::do_is_defined_by_abi): Likewise.
4562 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4563 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4564 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4565 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4566 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4567 * testsuite/Makefile.in: Rebuild.
4569 * fileread.cc (make_view): Add casts to avoid warning.
4571 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4573 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4574 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4576 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4578 * options.h (General_options::output_is_executable): New.
4579 (General_options::output_is_pie): New.
4580 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4581 for shared libraries.
4582 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4584 2008-09-11 Chris Demetriou <cgd@google.com>
4586 * options.h (origin): New -z option.
4587 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4588 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4591 2008-09-05 Cary Coutant <ccoutant@google.com>
4593 * fileread.cc (File_read::make_view): Add check for attempt to map
4596 2008-09-05 Cary Coutant <ccoutant@google.com>
4598 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4599 explicit instantiations.
4601 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4604 * options.cc (General_options::finalize): Allow undefined symbols
4605 in shlibs if linking -shared.
4608 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4609 symbols as not needing a dynsym entry.
4611 2008-08-20 Craig Silverstein <csilvers@google.com>
4613 * fileread.cc (File_read::open): Do not lock the file unless it
4614 was successfully opened.
4616 2008-08-14 Cary Coutant <ccoutant@google.com>
4618 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4619 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4620 * testsuite/tls_test.cc (struct int128): 128-bit struct
4621 for testing TLS relocs with non-zero addend.
4622 (v12): New TLS variable.
4624 (t_last): Add check for v12.
4625 * testsuite/tls_test.h (t12): New function.
4626 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4628 2008-08-13 Ian Lance Taylor <iant@google.com>
4630 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4631 set tls_segment_ or relro_segment_.
4632 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4634 * output.h (Output_section::clear_is_relro): New function.
4635 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4636 sections specially even when output_data_ is empty.
4637 (Output_segment::maximum_alignment): When first section is relro,
4638 only force alignment for PT_LOAD segments.
4639 * script.cc (script_data_segment_align): New function.
4640 (script_data_segment_relro_end): New function.
4641 * script-c.h (script_data_segment_align): Declare.
4642 (script_data_segment_relro_end): Declare.
4643 * script-sections.h (class Script_sections): Declare
4644 data_segment_align and data_segment_relro_end. Add fields
4645 segment_align_index_ and saw_relro_end_.
4646 * script-sections.cc (class Sections_element): Add set_is_relro
4647 virtual function. Add new bool* parameter to place_orphan_here.
4648 Add get_output_section virtual function.
4649 (class Output_section_definition): Add set_is_relro. Add new
4650 bool* parameter to place_orphan_here. Add get_output_section.
4651 Add is_relro_ field.
4652 (Output_section_definition::Output_section_definition): Initialize
4653 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4654 and is_relro_ fields.
4655 (Output_section_definition::place_orphan_here): Add is_relro
4657 (Output_section_definition::set_section_addresses): Set relro for
4659 (Output_section_definition::alternate_constraint): Likewise.
4660 (class Orphan_output_section): Add new bool* parameter to
4661 place_orphan_here. Add get_output_section.
4662 (Orphan_output_section::place_orphan_here): Add is_relro
4664 (Script_sections::Script_sections): Initialize
4665 data_segment_align_index_ and saw_relro_end_.
4666 (Script_sections::data_segment_align): New function.
4667 (Script_sections::data_segment_relro_end): New function.
4668 (Script_sections::place_orphan): Set or clear is_relro.
4669 (Script_sections::set_section_addresses): Force alignment of first
4671 * yyscript.y (exp): Call script_data_segment_align and
4672 script_data_segment_relro_end.
4673 * testsuite/relro_script_test.t: New file.
4674 * testsuite/relro_test.cc (using_script): Declare.
4675 (t1, t2): Test using_script.
4676 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4677 (relro_script_test_SOURCES): Define.
4678 (relro_script_test_DEPENDENCIES): Define.
4679 (relro_script_test_LDFLAGS): Define.
4680 (relro_script_test_LDADD): Define.
4681 (relro_script_test.so): New target.
4682 * testsuite/Makefile.in: Rebuild.
4684 2008-08-06 Cary Coutant <ccoutant@google.com>
4686 * archive.cc (Archive::total_archives, Archive::total_members)
4687 (Archive::total_members_loaded): New variables.
4688 (Archive::setup): Add parameter. Add option to preread
4690 (Archive::read_armap): Add counter.
4691 (Archive::get_file_and_offset): New function.
4692 (Archive::get_elf_object_for_member): New function.
4693 (Archive::read_all_symbols): New function.
4694 (Archive::read_symbols): New function.
4695 (Archive::add_symbols): Add counters.
4696 (Archive::include_all_members): Use armap to find members if it's
4698 (Archive::include_member): Skip reading symbols if already read.
4699 Factored code into Archive::get_file_and_offset and
4700 Archive::get_elf_object_for_member. Changed call to
4701 Mapfile::report_include_archive_member.
4702 (Archive::print_stats): New function.
4703 * archive.h: Declare Object and Read_symbols_data classes.
4704 (Archive::Archive): Add initializers for new members.
4705 (Archive::setup): Add parameter.
4706 (Archive::print_stats): New function.
4707 (Archive::total_archives, Archive::total_members)
4708 (Archive::total_members_loaded): New variables.
4709 (Archive::get_file_and_offset): New function.
4710 (Archive::get_elf_object_for_member): New function.
4711 (Archive::read_all_symbols): New function.
4712 (Archive::read_symbols): New function.
4713 (Archive::Archive_member): New class.
4714 (Archive::members_): New member.
4715 (Archive::num_members_): New member.
4716 * main.cc: Include archive.h.
4717 (main): Call Archive::print_stats.
4718 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4719 archive parameter; member_name is now the fully-decorated name.
4720 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4721 * options.h: (General_options): Add --preread-archive-symbols option.
4722 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4725 2008-08-04 Ian Lance Taylor <iant@google.com>
4727 * symtab.h (Symbol::use_plt_offset): New function.
4728 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4729 * powerpc.cc (Relocate::relocate): Likewise.
4730 * sparc.cc (Relocate::relocate): Likewise.
4731 * x86_64.cc (Relocate::relocate): Likewise.
4732 * testsuite/weak_plt.sh: New test.
4733 * testsuite/weak_plt_main.cc: New test.
4734 * testsuite/weak_plt_shared.cc: New test.
4735 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4736 (check_PROGRAMS): Add weak_plt.
4737 (check_DATA): Add weak_plt_shared.so.
4738 (weak_plt_main_pic.o, weak_plt): New targets.
4739 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4740 * testsuite/Makefile.in: Rebuild.
4742 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4744 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4745 * testsuite/Makefile.in: Rebuild.
4747 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4749 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4750 * Makefile.in: Regenerate.
4751 * po/POTFILES.in: Regenerate.
4753 2008-07-29 Ian Lance Taylor <iant@google.com>
4755 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4756 symbols before other symbols.
4757 * testsuite/script_test_2.cc (test_addr): Declare.
4758 (test_addr_alias): Declare.
4759 (main): Check that test_addr and test_addr_alias have the right
4761 * testsuite/script_test_2.t: Define test_addr_alias and
4764 2008-07-24 Ian Lance Taylor <iant@google.com>
4767 * descriptors.cc: New file.
4768 * descriptors.h: New file.
4769 * gold-threads.h (class Hold_optional_lock): New class.
4770 * fileread.cc: Include "descriptors.h".
4771 (File_read::~File_read): Release descriptor rather than closing
4773 (File_read::open) [file]: Call open_descriptor rather than open.
4774 Set is_descriptor_opened_.
4775 (File_read::open) [memory]: Assert that descriptor is not open.
4776 (File_read::reopen_descriptor): New function.
4777 (File_read::release): Release descriptor.
4778 (File_read::do_read): Make non-const. Reopen descriptor.
4779 (File_read::read): Make non-const.
4780 (File_read::make_view): Reopen descriptor.
4781 (File_read::do_readv): Likewise.
4782 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4783 Update declarations.
4784 * layout.cc: Include "descriptors.h".
4785 (Layout::create_build_id): Use open_descriptor rather than open.
4786 * output.cc: Include "descriptors.h".
4787 (Output_file::open): Use open_descriptor rather than open.
4788 * archive.cc (Archive::const_iterator): Change Archive to be
4790 (Archive::begin, Archive::end): Make non-const.
4791 (Archive::count_members): Likewise.
4792 * archive.h (class Archive): Update declarations.
4793 * object.h (Object::read): Make non-const.
4794 * Makefile.am (CCFILES): Add descriptors.cc.
4795 (HFILES): Add descriptors.h.
4796 * Makefile.in: Rebuild.
4799 * gold.h: Always include <clocale>. Add Solaris workarounds
4800 following code in binutils/sysdep.h.
4803 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4804 this->eh_frame_hdr_ is NULL before using it.
4806 * dynobj.cc (Versions::Versions): Update comment.
4808 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4809 the base version name.
4811 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4812 array size plus one.
4813 (Stringpool_template::set_string_offsets): Subtract one from key
4814 before using it as an array index.
4815 (Stringpool_template::get_offset_with_length): Likewise.
4816 (Stringpool_template::write_to_buffer): Likewise.
4817 * stringpool.h (Stringpool_template::get_offset_from_key):
4820 2008-07-23 Ian Lance Taylor <iant@google.com>
4823 * object.h (Merged_symbol_value::value): Do our best to handle a
4827 * script.cc (Version_script_info::get_versions): Don't add empty
4828 version tag to return value.
4829 (Version_script_info::get_symbol_version_helper): Change return
4830 type to bool. Add pversion parameter. Change all callers.
4831 (script_register_vers_node): Don't require a non-NULL tag.
4832 * script.h (class Version_script_info): Update declarations.
4833 (Version_script_info::get_symbol_version): Change return type to
4834 bool. Add version parameter. Change all callers.
4835 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4836 handling. Handle an empty version from a version script.
4837 (Symbol_table::define_special_symbol): Likewise.
4838 * testsuite/ver_test_10.script: New file.
4839 * testsuite/ver_test_10.sh: New file.
4840 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4841 (check_DATA): Add ver_test_10.syms.
4842 (ver_test_10.syms, ver_test_10.so): New target.
4843 * testsuite/Makefile.in: Rebuild.
4845 2008-07-23 Simon Baldwin <simonb@google.com>
4847 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4848 to zero for undefined symbols from dynamic libraries.
4850 2008-07-23 Ian Lance Taylor <iant@google.com>
4852 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4854 * symtab.h (class Symbol_table): Update declaration.
4855 * testsuite/ver_test_9.cc: New file.
4856 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4857 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4858 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4859 (ver_test_9.so, ver_test_9.o): New targets.
4860 * testsuite/Makefile.in: Rebuild.
4862 2008-07-22 Ian Lance Taylor <iant@google.com>
4864 * options.h (class General_options): Define --check-sections.
4865 * layout.cc (Layout::set_segment_offsets): Handle
4868 * options.h (class General_options): Define -n/--nmagic and
4870 * options.cc (General_options::finalize): For -n/--nmagic or
4871 -N/--omagic, set -static.
4872 * layout.cc (Layout::attach_allocated_section_to_segment): If
4873 -N/--omagic, don't put read-only and read-write sections in
4875 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4876 finding a read-only segment.
4877 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4878 don't set the minimum segment alignment to the common page size,
4879 and don't set the file offset to the address modulo the page size.
4880 * script-sections.cc (Script_sections::create_segments): If
4881 -n/--omagic, don't put read-only and read-write sections in
4884 * cref.cc: New file.
4886 * options.h (class General_options): Add --print-symbol-counts.
4887 * main.cc (main): Issue defined symbol report if requested.
4888 * archive.cc (Archive::interpret_header): Make into a const member
4890 (Archive::add_symbols): Call Input_objects::archive_start and
4892 (Archive::const_iterator): Define new class.
4893 (Archive::begin, Archive::end): New functions.
4894 (Archive::include_all_members): Rewrite to use iterator.
4895 (Archive::count_members): New function.
4896 * archive.h (class Archive): Update declarations.
4897 (Archive::filename): New function.
4898 * object.cc: Include "cref.h".
4899 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4900 (Sized_relobj::do_get_global_symbol_counts): New function.
4901 (Input_objects::add_object): Add object to cross-referencer.
4902 (Input_objects::archive_start): New function.
4903 (Input_objects::archive_stop): New function.
4904 (Input_objects::print_symbol_counts): New function.
4905 * object.h: Declare Cref and Archive.
4906 (Object::get_global_symbol_counts): New function.
4907 (Object::do_get_global_symbol_counts): New pure virtual function.
4908 (class Sized_relobj): Add defined_count_ field. Update
4910 (class Input_objects): Add cref_ field. Update constructor.
4911 Update declarations.
4912 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4914 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4916 (Sized_dynobj::do_get_global_symbol_counts): New function.
4917 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4918 defined_count_. Update declarations. Define Symbols typedef.
4919 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4920 parameter. Change all callers.
4921 (Symbol_table::add_from_dynobj): Add sympointers and defined
4922 parameters. Change all callers.
4923 * symtab.h (class Symbol_table): Update declarations.
4924 * Makefile.am (CCFILES): Add cref.cc.
4925 (HFILES): Add cref.h.
4926 * Makefile.in: Rebuild.
4928 2008-07-22 Simon Baldwin <simonb@google.com>
4930 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4931 to zero when writing undefined symbols.
4933 2008-07-22 Ian Lance Taylor <iant@google.com>
4935 * output.cc (Output_section::add_input_section): Don't try to
4936 merge empty merge sections.
4938 2008-07-21 Craig Silverstein <csilvers@google.com>
4940 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4941 Include symbol version in error message.
4943 2008-07-20 Chris Demetriou <cgd@google.com>
4945 * configure.ac (gold_cv_c_random_seed): New configured variable.
4946 (RANDOM_SEED_CFLAGS): New substituted variable.
4947 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4948 * configure: Rebuild.
4949 * Makefile.in: Likewise.
4950 * testsuite/Makefile.in: Likewise.
4952 2008-07-18 Ian Lance Taylor <iant@google.com>
4954 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4955 where we see NAME/NULL and NAME/VERSION as separate symbols.
4956 * testsuite/ver_test_main.cc (main): Call t4.
4957 (t4, t4_2a): Define.
4958 * testsuite/ver_test_2.cc (t4_2): Define.
4959 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4960 * testsuite/ver_test_4.cc (t4_2a): Define.
4961 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4962 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4964 2008-07-17 Ian Lance Taylor <iant@google.com>
4966 * dynobj.cc (Versions::add_def): If we give an error about a
4967 missing version, go ahead and create the version anyhow.
4969 2008-07-10 Ian Lance Taylor <iant@google.com>
4971 Handle output sections with more than 0x7fffffff bytes.
4972 * object.h (class Relobj): Change map_to_output_ to
4973 output_sections_, and just keep a section pointer. Change all
4974 uses. Move comdat group support to Sized_relobj.
4975 (Relobj::is_section_specially_mapped): Remove.
4976 (Relobj::output_section): Remove poff parameter. Change all
4978 (Relobj::output_section_offset): New function.
4979 (Relobj::set_section_offset): Rewrite.
4980 (Relobj::map_to_output): Remove.
4981 (Relobj::output_sections): New function.
4982 (Relobj::do_output_section_offset): New pure virtual function.
4983 (Relobj::do_set_section_offset): Likewise.
4984 (class Sized_relobj): Add section_offsets_ field. Add comdat
4985 group support from Relobj. Update declarations.
4986 (Sized_relobj::get_output_section_offset): New function.
4987 (Sized_relobj::do_output_section_offset): New function.
4988 (Sized_relobj::do_set_section_offset): New function.
4989 * object.cc (Relobj::output_section_address): Remove.
4990 (Sized_relobj::Sized_relobj): Initialize new fields.
4991 (Sized_relobj::include_section_group): Cast find_kept_object to
4993 (Sized_relobj::include_linkonce_section): Likewise.
4994 (Sized_relobj::do_layout): Use separate arrays for output section
4996 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4998 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4999 output_sections and section_offsets.
5000 (Sized_relobj::write_local_symbols): Likewise.
5001 (map_to_kept_section): Compute output address directly.
5002 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5003 output_sections and section_offsets.
5004 (Sized_relobj::write_sections): Likewise.
5005 (Sized_relobj::relocate_sections): Likewise.
5006 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5007 * output.h (class Output_reloc): Update declarations. Change
5008 u2_.relobj to Sized_relobj*.
5009 (class Output_data_reloc): Change add functions to use
5011 * output.cc (Output_reloc::Output_reloc): Change relobj to
5013 (Output_reloc::local_section_offset): Change return type to
5014 Elf_Addr. Use get_output_section_offset.
5015 (Output_reloc::get_address): Likewise.
5016 (Output_section::is_input_address_mapped): Don't call
5017 is_section_specially_mapped.
5018 (Output_section::output_offset): Likewise.
5019 (Output_section::output_address): Likewise.
5020 (Output_section::starting_output_address): Likewise.
5021 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5022 parameter to Sized_relobj*.
5023 (Copy_relocs::need_copy_reloc): Likewise.
5024 (Copy_relocs::save): Likewise.
5025 * copy-relocs.h (class Copy_relocs): Update declarations.
5026 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5027 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5028 * target-reloc.h (relocate_for_relocatable): Change
5029 offset_in_output_section type to Elf_Addr. Change code that uses
5031 * layout.cc (Layout::layout): Always set *off.
5032 * mapfile.cc (Mapfile::print_input_section): Use
5033 output_section_offset.
5034 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5036 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5037 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5038 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5040 2008-07-03 Ian Lance Taylor <iant@google.com>
5042 * layout.cc (Layout::include_section): Do not discard unrecognized
5043 SHT_STRTAB sections.
5045 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5047 * script.cc (Lex::can_continue_name): Make '?' allowable in
5048 version-script names.
5049 * testsuite/version_script.map: Change glob pattern to use '?'
5051 2008-06-30 Manish Singh <yosh@gimp.org>
5054 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5057 2008-06-30 Ian Lance Taylor <iant@google.com>
5061 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5062 versions]: Don't try to read the value in the contents, since we
5063 don't use it. Use the template endianness when writing.
5065 2008-06-25 Cary Coutant <ccoutant@google.com>
5067 * fileread.cc (File_read::make_view): Assert on zero-length view.
5068 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5069 symbol table when there are no symbols to read.
5071 2008-06-23 Craig Silverstein <csilvers@google.com>
5073 * version.cc (version_string): Bump to 1.7
5075 2008-06-18 Craig Silverstein <csilvers@google.com>
5077 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5078 constant 0xFFFF to type Valtype.
5079 (Powerpc_relocate_functions::rel16_ha): Likewise.
5081 2008-06-17 Ian Lance Taylor <iant@google.com>
5083 * output.h (Output_section::Input_section): Initialize p2align_ to
5084 zero for Output_section_data constructors.
5085 (Output_section::Input_section::addralign): If not an input
5086 section, return the alignment of the Output_section_data.
5087 * testsuite/copy_test.cc: New file.
5088 * testsuite/copy_test_1.cc: New file.
5089 * testsuite/copy_test_2.cc: New file.
5090 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5091 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5092 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5093 (copy_test_1_pic.o, copy_test_1.so): New targets.
5094 (copy_test_2_pic.o, copy_test_2.so): New targets.
5095 * testsuite/Makefile.in: Rebuild.
5097 * script-sections.cc (Script_sections::place_orphan): Initialize
5098 local variable exact.
5100 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5102 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5104 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5105 David S. Miller <davem@davemloft.net>
5107 * powerpc.cc: New file.
5108 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5109 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5110 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5111 * Makefile.in: Rebuild.
5113 2008-06-09 Ian Lance Taylor <iant@google.com>
5115 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5117 (throwing, orig_terminate): New static variables.
5118 (terminate_handler): New static function.
5119 (t2): Set terminate handler.
5121 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5124 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5127 2008-05-30 Cary Coutant <ccoutant@google.com>
5129 * archive.cc (Archive::include_all_members) Correct to step
5130 over symbol table and extended name table in thin archives.
5132 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5135 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5138 2008-05-28 Caleb Howe <cshowe@google.com>
5140 * reduced_debug_output.cc: New file.
5141 * reduced_debug_output.h: New file.
5142 * options.h (class General_options): Add --strip-debug-non-line.
5143 * options.cc (General_options::finalize): Add strip_debug_non_line
5144 to the strip heirarchy.
5145 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5147 * layout.cc: Include "reduced_debug_output.h".
5148 (Layout::Layout): Initialize new fields.
5149 (line_only_debug_sections): New static array.
5150 (is_lines_only_debug_sections): New static inline function.
5151 (Layout::include_section): Handle --strip-debug-non-line.
5152 (Layout::make_output_section): If --strip-debug-non-line, build
5153 new output sections for .debug_abbrev and .debug_info.
5154 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5155 gold. Warn about possible overflow.
5156 (read_signed_LEB_128): Likewise.
5157 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5158 (read_signed_LEB_128): Declare.
5159 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5160 (HFILES): Add reduced_debug_output.h.
5161 * Makefile.in: Rebuild.
5163 2008-05-21 Ian Lance Taylor <iant@google.com>
5165 * mapfile.cc: New file.
5166 * mapfile.h: New file.
5167 * options.h (class General_options): Add -M/--print-map and -Map.
5168 * options.cc (General_options::finalize): Make -M equivalent to
5170 * main.cc: Include <cstdio> and "mapfile.h".
5171 (main): Open mapfile if requested.
5172 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5173 constructor. Change caller.
5174 (queue_initial_tasks): Add mapfile parameter. Change caller.
5175 (queue_middle_tasks): Likewise.
5176 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5178 * archive.cc: Include "mapfile.h".
5179 (Archive::add_symbols): Add mapfile parameter. Change all
5180 callers. Pass mapfile, symbol, and reason to include_member.
5181 (Archive::include_all_members): Add mapfile parameter. Change all
5183 (Archive::include_member): Add mapfile, sym, and why parameters.
5184 Change all callers. Report inclusion to map file.
5185 * archive.h: Include "fileread.h".
5186 (class Archive): Update declarations.
5187 (Archive::file): New const method.
5188 (class Add_archive_symbols): Add mapfile_ field. Update
5189 constructor. Change all callers.
5190 * readsyms.h (class Read_symbols): Likewise.
5191 (class Finish_group): Likewise.
5192 (class Read_script): Likewise.
5193 * common.cc: Include "mapfile.h".
5194 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5196 (Symbol_table::do_allocate_commons): Likewise.
5197 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5198 symbol allocation to mapfile.
5199 * common.h (class Allocate_commons_task): Add mapfile_ field.
5200 Update constructor. Change all callers.
5201 * symtab.h (class Symbol_table): Update declarations.
5202 * layout.cc: Include "mapfile.h".
5203 (Layout_task_runner::run): Print information to mapfile.
5204 (Layout::create_gold_note): Change Output_data_fixed_space to
5205 Output_data_zero_fill.
5206 (Layout::create_build_id): Likewise.
5207 (Layout::print_to_mapfile): New function.
5208 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5209 constructor. Change caller.
5210 (class Layout): Declare print_to_mapfile.
5211 * output.cc (Output_section::Input_section::print_to_mapfile): New
5213 (Output_section::add_input_section): If producing a map, always
5214 add to input_sections_ list.
5215 (Output_section::do_print_to_mapfile): New function.
5216 (Output_segment::print_sections_to_mapfile): New function.
5217 (Output_segment::print_section_list_to_mapfile): New function.
5218 * output.h: Include "mapfile.h".
5219 (Output_data::print_to_mapfile): New function.
5220 (Output_data::do_print_to_mapfile): New virtual function.
5221 (Output_segment_headers::do_print_to_mapfile): New function.
5222 (Output_file_header::do_print_to_mapfile): New function.
5223 (Output_data_const::do_print_to_mapfile): New function.
5224 (class Output_data_const_buffer): Add map_name_ field. Update
5225 constructor. Change all callers. Add do_print_to_mapfile
5227 (class Output_data_fixed_space): Likewise.
5228 (class Output_data_space): Likewise.
5229 (class Output_data_zero_fill): New class.
5230 (Output_data_strtab::do_print_to_mapfile): New function.
5231 (Output_data_reloc_base::do_print_to_mapfile): New function.
5232 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5233 (Output_data_group::do_print_to_mapfile): New function.
5234 (Output_data_got::do_print_to_mapfile): New function.
5235 (Output_data_dynamic::do_print_to_mapfile): New function.
5236 (Output_symtab_xindex::do_print_to_mapfile): New function.
5237 (class Output_section): Declare do_print_to_mapflie. Declare
5238 print_to_mapfile in Input_section.
5239 (class Output_segment): Declare new functions.
5240 * object.h (Sized_relobj::symbol_count): New function.
5241 * script-sections.cc
5242 (Output_section_element_dot_assignment::set_section_addresses):
5243 Change Output_data_fixed_space to Output_data_zero_fill.
5244 (Output_data_expression::do_print_to_mapfile): New function.
5245 * script.cc (read_input_script): Add mapfile parameter. Change
5247 * script.h (read_input_script): Update declaration.
5248 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5249 (Eh_frame::do_print_to_mapfile): New function.
5250 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5251 (Output_merge_string::do_print_to_mapfile): New function.
5252 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5254 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5256 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5258 * Makefile.am (CCFILES): Add mapfile.cc.
5259 (HFILES): Add mapfile.h.
5260 * Makefile.in: Rebuild.
5262 2008-05-19 Ian Lance Taylor <iant@google.com>
5264 * options.h (class General_options): Add -z relro.
5265 * layout.cc (Layout::Layout): Initialize relro_segment_.
5266 (Layout::add_output_section_data): Return the output section.
5267 (Layout::make_output_section): Rcognize relro sections and mark
5269 (Layout::attach_allocated_section_to_segment): Put relro sections
5270 in a PT_GNU_RELRO segment.
5271 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5273 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5275 (Layout::linkonce_mapping): Map d.rel.ro.local to
5277 (Layout::output_section_name): Us .data.rel.ro.local for any
5278 section which begins with that.
5279 * layout.h (class Layout): Update add_output_section_data
5280 declaration. Add relro_segment_ field.
5281 * output.cc (Output_section::Output_section): Initialize is_relro_
5282 and is_relro_local_ fields.
5283 (Output_segment::add_output_section): Group relro sections.
5284 (Output_segment::is_first_section_relro): New function.
5285 (Output_segment::maximum_alignment): If there is a relro section,
5286 align the segment to the common page size.
5287 (Output_segment::set_section_addresses): Track whether we are
5288 looking at relro sections. If the last section is a relro
5289 section, align to the common page size.
5290 (Output_segment::set_section_list_addresses): Add in_relro
5291 parameter. Change all callers. Align to the page size when
5292 moving from relro to non-relro section.
5293 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5295 * output.h (class Output_section): Add is_relro_ and
5296 is_relro_local_ fields.
5297 (Output_section::is_relro): New function.
5298 (Output_section::set_is_relro): New function.
5299 (Output_section::is_relro_local): New function.
5300 (Output_section::set_is_relro_local): New function.
5301 (class Output_segment): Update declarations.
5302 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5303 * sparc.cc (Target_sparc::got_section): Likewise.
5304 * x86_64.cc (Target_x86_64::got_section): Likewise.
5305 * testsuite/relro_test_main.cc: New file.
5306 * testsuite/relro_test.cc: New file.
5307 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5308 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5309 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5310 (relro_test.so, relro_test_pic.o): New targets.
5311 * testsuite/Makefile.in: Rebuild.
5313 2008-05-16 Ian Lance Taylor <iant@google.com>
5315 * output.cc (Output_segment::add_output_section): Remove front
5317 * output.h (class Output_segment): Remove
5318 add_initial_output_section and overloaded add_output_section.
5319 Update declaration of remaining add_output_section.
5320 * layout.cc (Layout::create_interp): Call add_output_section
5321 rather than add_initial_output_section.
5322 (Layout::finish_dynamic_section): Likewise.
5324 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5325 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5326 know the dynamic type.
5327 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5328 field. Initialize it in constructor.
5329 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5330 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5331 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5334 * output.cc (Output_reloc::get_address): Change return type to
5336 * output.h (class Output_reloc): Update get_address declaration.
5337 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5338 for section addresses.
5340 2008-05-09 Ian Lance Taylor <iant@google.com>
5343 * gold.cc (gold_nomem): Use return value of write.
5345 2008-05-08 Ian Lance Taylor <iant@google.com>
5347 * symtab.c (Symbol::init_base_output_data): Add version
5348 parameter. Change all callers.
5349 (Symbol::init_base_output_segment): Likewise.
5350 (Symbol::init_base_constant): Likewise.
5351 (Symbol::init_base_undefined): Likewise.
5352 (Sized_symbol::init_output_data): Likewise.
5353 (Sized_symbol::init_output_segment): Likewise.
5354 (Sized_symbol::init_constant): Likewise.
5355 (Sized_symbol::init_undefined): Likewise.
5356 (Symbol_table::do_define_in_output_data): If the new symbol has a
5357 version, mark it as the default.
5358 (Symbol_table::do_define_in_output_segment): Likewise.
5359 (Symbol_table::do_define_as_constant): Likewise.
5360 * symtab.h (class Symbol): Update declarations.
5361 (class Sized_symbol): Likewise.
5362 * resolve.cc (Symbol::override_version): New function.
5363 (Symbol::override_base): Call override_version.
5364 (Symbol::override_base_with_special): Likewise.
5365 * testsuite/ver_script_8.script: New file.
5366 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5367 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5368 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5369 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5371 2008-05-06 Ian Lance Taylor <iant@google.com>
5374 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5376 (class General_options): Remove existing --undefined, and add
5377 --no-undefined instead. Add new --undefined as synonym for -u.
5378 * archive.cc (Archive::add_symbols): Check whether symbol was
5380 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5381 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5382 all uses. Add IS_UNDEFINED. Update declarations to split
5383 different versions of init_base. Declare init_base_undefined.
5384 (Symbol::is_defined): Handle IS_UNDEFINED.
5385 (Symbol::is_undefined): Likewise.
5386 (Symbol::is_weak_undefined): Call is_undefined.
5387 (Symbol::is_absolute): Handle IS_CONSTANT.
5388 (class Sized_symbol): Update declarations to split different
5389 versions of init. Declare init_undefined.
5390 (class Symbol_table): Declare new functions.
5391 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5393 (Symbol::init_base_output_data): Likewise.
5394 (Symbol::init_base_output_segment): Likewise.
5395 (Symbol::init_base_constant): Likewise.
5396 (Symbol::init_base_undefined): New function.
5397 (Sized_symbol::init_object): Rename from init. Change all
5399 (Sized_symbol::init_output_data): Likewise.
5400 (Sized_symbol::init_output_segment): Likewise.
5401 (Sized_symbol::init_constant): Likewise.
5402 (Sized_symbol::init_undefined): New function.
5403 (Symbol_table::add_undefined_symbols_from_command_line): New
5405 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5407 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5408 (Symbol::output_section): Likewise.
5409 (Symbol::set_output_section): Likewise.
5410 (Symbol_table::sized_finalize_symbol): Likewise.
5411 (Symbol_table::sized_write_globals): Likewise.
5412 * resolve.cc (Symbol_table::should_override): Likewise.
5413 (Symbol::override_base_with_special): Likewise.
5415 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5416 symbol, change it to have default visibility.
5417 * testsuite/protected_1.cc: New file.
5418 * testsuite/protected_2.cc: New file.
5419 * testsuite/protected_3.cc: New file.
5420 * testsuite/protected_main_1.cc: New file.
5421 * testsuite/protected_main_2.cc: New file.
5422 * testsuite/protected_main_3.cc: New file.
5423 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5424 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5425 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5426 (protected_1.so): New target.
5427 (protected_1_pic.o, protected_2_pic.o): New targets.
5428 (protected_3_pic.o): New target.
5429 (check_PROGRAMS): Add protected_2.
5430 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5431 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5432 * testsuite/Makefile.in: Rebuild.
5434 * options.h (DEFINE_var): Add set_user_set_##varname__.
5435 (DEFINE_bool_alias): New macro.
5436 (class General_options): Define -Bstatic using DEFINE_bool_alias
5437 rather than DEFINE_special. Add --undefined as an alias for -z
5439 * options.cc (General_options::parse_Bstatic): Remove.
5441 * options.h (class General_options): Add --fatal-warnings.
5442 * main.cc (main): Implement --fatal-warnings.
5443 * errors.h (Errors::warning_count): New function.
5445 * options.h (class General_options): Add -Bsymbolic-functions.
5446 * symtab.h (Symbol::is_preemptible): Check for
5447 -Bsymbolic-functions.
5449 2008-05-05 Ian Lance Taylor <iant@google.com>
5451 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5452 as noVARNAME rather than no-VARNAME.
5453 (class General_options): Add option -z combreloc.
5454 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5456 (Output_reloc::sort_before) [SHT_REL]: New function.
5457 (Output_reloc::sort_before) [SHT_RELA]: New function.
5458 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5459 Sort_relocs_comparison.
5460 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5461 parameter. Change all callers.
5462 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5463 sort_relocs parameter. Change all callers.
5464 * output.cc (Output_reloc::get_address): New function, broken out
5466 (Output_reloc::write_rel): Call it.
5467 (Output_reloc::compare): New function.
5468 (Output_data_reloc_base::do_write): Optionally sort relocs.
5470 * configure.ac: If targ_extra_obj is set, link it in.
5471 * configure.tgt: Initialize all variables.
5472 (x86_64*): Set targ_extra_obj and targ_extra_size.
5473 * configure: Rebuild.
5475 * object.cc (Sized_relobj::include_section_group): Adjust section
5476 indexes read from group data. Build vector to pass to
5478 * layout.cc (Layout::layout_group): Add flags and shndxes
5479 parameters. Remove contents parameter. Change caller. Update
5480 explicit instantiations.
5481 * layout.h (class Layout): Update layout_group declaration.
5482 * output.cc (Output_data_group::Output_data_group): Add flags and
5483 input_shndxes parameters. Remove contents parameter. Change
5485 (Output_data_group::do_write): Change input_sections_ to
5487 * output.h (class Output_data_group): Update constructor
5488 declaration. Rename input_sections_ to input_shndxes_.
5489 * testsuite/many_sections_test.cc: Add template.
5491 2008-04-30 Cary Coutant <ccoutant@google.com>
5493 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5495 * layout.cc (Layout::include_section): Refactored check for debug
5497 (Layout::add_comdat): Add new parameters. Change type
5498 of signature parameter. Add object and shndx to signatures table.
5499 (Layout::find_kept_object): New function.
5500 * layout.h: Include <cstring>.
5501 (Layout::is_debug_info_section): New function.
5502 (Layout::add_comdat): Add new parameters.
5503 (Layout::find_kept_object): New function.
5504 (Layout::Kept_section): New struct.
5505 (Layout::Signatures): Change type of map range.
5506 * object.cc (Relobj::output_section_address): New function.
5507 (Sized_relobj::include_section_group): Add new parameters. Change
5508 calls to Layout::add_comdat. Change to build table of kept comdat
5509 groups and table mapping discarded sections to kept sections.
5510 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5511 (Sized_relobj::do_layout): Change calls to include_section_group and
5512 include_linkonce_section.
5513 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5514 value to zero when section is discarded.
5515 (Sized_relobj::map_to_kept_section): New function.
5516 * object.h (Relobj::output_section_address): New function.
5517 (Relobj::Comdat_group): New type.
5518 (Relobj::find_comdat_group): New function.
5519 (Relobj::Comdat_group_table): New type.
5520 (Relobj::Kept_comdat_section): New type.
5521 (Relobj::Kept_comdat_section_table): New type.
5522 (Relobj::add_comdat_group): New function.
5523 (Relobj::set_kept_comdat_section): New function.
5524 (Relobj::get_kept_comdat_section): New function.
5525 (Relobj::comdat_groups_): New field.
5526 (Relobj::kept_comdat_sections_): New field.
5527 (Symbol_value::input_value): Update comment.
5528 (Sized_relobj::map_to_kept_section) New function.
5529 (Sized_relobj::include_linkonce_section): Add new parameter.
5530 * target-reloc.h (Comdat_behavior): New type.
5531 (get_comdat_behavior): New function.
5532 (relocate_section): Add code to map a discarded section to the
5533 corresponding kept section when applying a relocation.
5535 2008-04-30 Craig Silverstein <csilvers@google.com>
5537 * dwarf_reader.cc (next_generation_count): New static var.
5538 (Addr2line_cache_entry): New struct.
5539 (addr2line_cache): New static var.
5540 (Dwarf_line_info::one_addr2line): Added caching.
5541 (Dwarf_line_info::clear_addr2line_cache): New function.
5542 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5543 cache-size parameter.
5544 (Dwarf_line_info::one_addr2line_cache): New function.
5545 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5546 new cache-size argument to one_addr2line(), and clear cache.
5548 2008-04-28 Cary Coutant <ccoutant@google.com>
5550 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5551 R_386_PC8 relocations.
5553 2008-04-23 Ian Lance Taylor <iant@google.com>
5555 * object.cc (Sized_relobj::include_section_group): Check for
5556 invalid section group.
5558 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5561 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5562 than read for file header.
5563 * archive.cc (Archive::include_member): Likewise.
5565 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5567 * aclocal.m4: Regenerate.
5568 * configure: Regenerate.
5570 2008-04-19 Ian Lance Taylor <iant@google.com>
5572 * version.cc (version_string): Bump to 1.6.
5574 * testsuite/Makefile.am (many_sections_r_test): New target.
5575 (many_sections_r_test_SOURCES): Remove.
5576 (many_sections_r_test_DEPENDENCIES): Remove.
5577 (many_sections_r_test_LDFLAGS): Remove.
5578 (many_sections_r_test_LDADD): Remove.
5580 * object.cc (Sized_relobj::do_add_symbols): Always pass
5581 local_symbol_count_ to add_from_relobj.
5583 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5584 every thousand variables.
5585 * testsuite/Makefile.in: Rebuild.
5587 * object.cc (Xindex::initialize_symtab_xindex): New function.
5588 (Xindex::read_symtab_xindex): New function.
5589 (Xindex::sym_xindex_to_shndx): New function.
5590 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5592 (Sized_relobj::do_initialize_xindex): New function.
5593 (Sized_relobj::do_read_symbols): Adjust section links.
5594 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5595 parameter. Change all callers.
5596 (Sized_relobj::include_section_group): Adjust section links and
5597 symbol section indexes.
5598 (Sized_relobj::do_layout): Adjust section links.
5599 (Sized_relobj::do_count_local_symbols): Adjust section links and
5600 symbol section indexes.
5601 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5602 ordinary and special symbols.
5603 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5604 dynsym_xindex parameters. Change all callers. Adjust section
5605 links. Use SHN_XINDEX when needed.
5606 (Sized_relobj::get_symbol_location_info): Adjust section links.
5607 Don't get fooled by special symbols.
5608 * object.h (class Xindex): Define.
5609 (class Object): Add xindex_ parameter. Declare virtual functoin
5610 do_initialize_xindex.
5611 (Object::adjust_sym_shndx): New function.
5612 (Object::set_xindex): New protected function.
5613 (class Symbol_value): Add is_ordinary_shndx_ field.
5614 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5615 (Symbol_value::value): Assert ordinary section.
5616 (Symbol_value::initialize_input_to_output_map): Likewise.
5617 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5619 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5621 (class Sized_relobj): Update declarations.
5622 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5623 parameter. Change all callers.
5624 (Sized_relobj::adjust_shndx): New function.
5625 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5627 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5628 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5629 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5630 (Sized_dynobj::read_dynsym_section): Adjust section links.
5631 (Sized_dynobj::read_dynamic): Likewise.
5632 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5634 (Sized_dynobj::do_initialize_xindex): New function.
5635 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5636 do_initialize_xindex.
5637 (Sized_dynobj::adjust_shndx): New function.
5638 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5639 dynsym_xindex_ fields.
5640 (Layout::finalize): Add a call to set_section_indexes before
5641 creating the symtab sections.
5642 (Layout::set_section_indexes): Don't do anything if the section
5643 already has a section index.
5644 (Layout::create_symtab_sections): Add shnum parameter. Change
5645 caller. Create .symtab_shndx section if needed.
5646 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5648 (Layout::allocated_output_section_count): New function.
5649 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5651 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5652 fields. Update declarations.
5653 (Layout::symtab_xindex): New function.
5654 (Layout::dynsym_xindex): New function.
5655 (class Write_symbols_task): Add layout_ field.
5656 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5658 * output.cc (Output_section_headers::Output_section_headers): Add
5659 shstrtab_section parameter. Change all callers.
5660 (Output_section_headers::do_sized_write): Store overflow values
5661 for section count and section string table section index in
5662 section header zero.
5663 (Output_file_header::do_sized_write): Check for overflow of
5664 section count and section string table section index.
5665 (Output_symtab_xindex::do_write): New function.
5666 (Output_symtab_xindex::endian_do_write): New function.
5667 * output.h (class Output_section_headers): Add shstrtab_section_.
5668 Update declarations.
5669 (class Output_symtab_xindex): Define.
5670 (Output_section::has_out_shndx): New function.
5671 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5673 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5675 (Sized_symbol::init): Likewise.
5676 (Symbol::output_section): Check for ordinary symbol.
5677 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5678 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5680 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5681 Change all callers. Simplify handling of symbols from sections
5682 not included in the link.
5683 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5685 (Weak_alias_sorter::operator()): Assert that symbols are
5687 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5689 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5690 parameters. Change all callers.
5691 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5692 symbol distinction. Use SHN_XINDEX when needed.
5693 (Symbol_table::write_section_symbol): Add symtab_xindex
5694 parameter. Change all callers.
5695 (Symbol_table::sized_write_section_symbol): Likewise. Use
5696 SHN_XINDEX when needed.
5697 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5699 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5700 (Symbol::is_defined): Check is_ordinary.
5701 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5702 (Symbol::is_absolute, Symbol::is_common): Likewise.
5703 (class Sized_symbol): Update declarations.
5704 (class Symbol_table): Update declarations.
5705 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5706 parameters. Change all callers.
5707 (Sized_symbol::override): Likewise.
5708 (Symbol_table::override): Likewise.
5709 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5710 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5711 is_ordinary, and orig_st_shndx parameters. Change all callers.
5712 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5713 to be in an ordinary section.
5714 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5715 object and is_ordinary parameters. Change all callers.
5716 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5717 Change all callers. Don't add undefined or non-ordinary symbols
5719 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5721 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5723 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5724 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5725 (Sized_relobj::relocate_sections): Likewise.
5726 * target-reloc.h (scan_relocs): Adjust section symbol index.
5727 (scan_relocatable_relocs): Likewise.
5728 * i386.cc (Scan::local): Check for ordinary symbols.
5729 * sparc.cc (Scan::local): Likewise.
5730 * x86_64.cc (Scan::local): Likewise.
5731 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5732 to symbol_section_and_value.
5733 * testsuite/many_sections_test.cc: New file.
5734 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5735 (check_PROGRAMS): Add many_sections_test.
5736 (many_sections_test_SOURCES): Define.
5737 (many_sections_test_DEPENDENCIES): Define.
5738 (many_sections_test_LDFLAGS): Define.
5739 (BUILT_SOURCES): Add many_sections_define.h.
5740 (many_sections_define.h): New target.
5741 (BUILT_SOURCES): Add many_sections_check.h.
5742 (many_sections_check.h): New target.
5743 (check_PROGRAMS): Add many_sections_r_test.
5744 (many_sections_r_test_SOURCES): Define.
5745 (many_sections_r_test_DEPENDENCIES): Define.
5746 (many_sections_r_test_LDFLAGS): Define.
5747 (many_sections_r_test_LDADD): Define.
5748 (many_sections_r_test.o): New target.
5749 * testsuite/Makefile.in: Rebuild.
5751 2008-04-17 Cary Coutant <ccoutant@google.com>
5753 * errors.cc (Errors::info): New function.
5754 (gold_info): New function.
5755 * errors.h (Errors::info): New function.
5756 * gold.h (gold_info): New function.
5757 * object.cc (Input_objects::add_object): Print trace output.
5758 * options.cc (options::parse_set): New function.
5759 (General_options::parse_wrap): Deleted.
5760 (General_options::General_options): Deleted initializer.
5761 * options.h (options::String_set): New typedef.
5762 (options::parse_set): New function.
5763 (DEFINE_set): New macro.
5764 (General_options::wrap): Changed to use DEFINE_set. Changed
5765 callers of any_wrap_symbols and is_wrap_symbol.
5766 (General_options::trace, General_options::trace_symbol):
5768 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5769 (General_options::wrap_symbols_): Deleted.
5770 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5772 2008-04-17 David S. Miller <davem@davemloft.net>
5774 * options.cc (General_options::parse_V): New function.
5775 * options.h: Add entries for -V and -Qy.
5777 2008-04-17 Ian Lance Taylor <iant@google.com>
5779 * common.cc (Symbol_table::allocate_commons): Remove options
5780 parameter. Change caller.
5781 (Symbol_table::do_allocate_commons): Remove options parameter.
5782 Change caller. Just call do_allocate_commons_list twice.
5783 (Symbol_table::do_allocate_commons_list): New function, broken out
5784 of do_allocate_commons.
5785 * common.h (class Allocate_commons_task): Remove options_ field.
5787 * symtab.cc (Symbol_table::Symbol_table): Initialize
5789 (Symbol_table::add_from_object): Put TLS common symbols on
5791 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5792 which are IN_OUTPUT_DATA.
5793 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5794 allocate_commons and do_allocate_commons declarations. Declare
5795 do_allocate_commons_list.
5796 * gold.cc (queue_middle_tasks): Update creation of
5797 Allocate_commons_task to not pass options.
5798 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5799 (TLS_TEST_C_FLAGS): New variable.
5800 (tls_test_c_pic.o): New target.
5801 (tls_test_shared.so): Link in tls_test_c_pic.o.
5802 (tls_test_c_pic_ie.o): New target.
5803 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5804 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5805 (tls_test_c.o): New target.
5806 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5807 (tls_pic_test_LDADD): Likewise.
5808 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5809 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5810 (tls_test_c_gnu2.o): New target.
5811 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5813 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5814 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5815 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5816 * testsuite/tls_test.cc: Include "config.h".
5817 (t_last): Call t11_last.
5818 * testsuite/tls_test.h (t11, t11_last): Declare.
5819 * testsuite/tls_test_c.c: New file.
5820 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5821 * configure.ac: Check for OpenMP support.
5822 * configure, config.in, Makefile.in: Rebuild.
5823 * testsuite/Makefile.in: Rebuild.
5825 2008-04-16 Cary Coutant <ccoutant@google.com>
5827 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5828 (Target_i386::tls_base_symbol_defined_): New field.
5829 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5830 (Target_i386::Scan::global): Likewise.
5831 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5832 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5833 (Target_x86_64::tls_base_symbol_defined_): New field.
5834 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5835 (Target_x86_64::Scan::global): Likewise.
5837 2008-04-16 Cary Coutant <ccoutant@google.com>
5839 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5840 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5841 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5842 building shared libraries.
5843 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5844 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5845 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5846 * testsuite/Makefile.in: Rebuild.
5847 * testsuite/weak_undef.h: New file.
5848 * testsuite/weak_undef_file1.cc: Add extra test cases.
5849 * testsuite/weak_undef_file2.cc: Likewise.
5850 * testsuite/weak_undef_test.cc: Likewise.
5852 2008-04-16 David S. Miller <davem@davemloft.net>
5854 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5855 Add issued_non_pic_error_ field. Declare check_non_pic.
5856 (Target_sparc::Scan::check_non_pic): New function.
5857 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5858 (Target_sparc::Scan::global): Likewise.
5860 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5861 * configure: Rebuild.
5863 * options.h (DEFINE_enable): New macro.
5864 (new_dtags): New enable option.
5865 (initfirst, interpose, loadfltr, nodefaultlib,
5866 nodelete, nodlopen, nodump): New -z options.
5867 * layout.cc (Layout:finish_dynamic_section): If new
5868 dtags enabled, emit DT_RUNPATH. Also, emit a
5869 DT_FLAGS_1 containing any specified -z flags.
5871 2008-04-16 Ian Lance Taylor <iant@google.com>
5873 * copy-relocs.cc: New file.
5874 * copy-relocs.h: New file.
5875 * reloc.cc: Remove Copy_relocs code.
5876 * reloc.h: Likewise.
5877 * reloc-types.h (struct Reloc_types) [both versions]: Add
5878 get_reloc_addend_noerror.
5879 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5880 variants of add_global which take an addend which must be zero.
5881 * i386.cc: Include "copy-relocs.h".
5882 (class Target_i386): Change type of copy_relocs_ to variable,
5884 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5886 (Target_i386::do_finalize_sections): Change handling of
5888 * sparc.cc: Include "copy-relocs.h".
5889 (class Target_sparc): Change type of copy_relocs_ to variable,
5891 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5893 (Target_sparc::do_finalize_sections): Change handling of
5895 * x86_64.cc: Include "copy-relocs.h".
5896 (class Target_x86_64): Change type of copy_relocs_ to variable,
5898 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5899 class. Change all callers.
5900 (Target_x86_64::do_finalize_sections): Change handling of
5902 * Makefile.am (CCFILES): Add copy-relocs.cc.
5903 (HFILES): Add copy-relocs.h.
5905 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5907 * testsuite/script_test_4.sh: Permit leading zeroes.
5909 2008-04-15 Ian Lance Taylor <iant@google.com>
5911 * script-sections.cc (Script_sections::create_segments): Use
5912 header_size_adjustment even when there is enough room for the
5914 * testsuite/script_test_4.sh: New file.
5915 * testsuite/script_test_4.t: New file.
5916 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5917 (check_DATA): Add script_test_4.stdout.
5918 (MOSTLYCLEANFILES): Likewise.
5919 (script_test_4): New target.
5920 (script_test_4.stdout): New target.
5921 * testsuite/Makefile.in: Rebuild.
5923 * sparc.cc: Add definitions for Output_data_plt_sparc class
5926 2008-04-14 David S. Miller <davem@davemloft.net>
5928 * sparc.cc: New file.
5929 * Makefile.am (TARGETSOURCES): Add sparc.cc
5930 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5931 * configure.tgt: Document targ_extra_size and
5932 targ_extra_big_endian. Add entries for sparc-* and
5934 * configure.ac: Handle targ_extra_size and
5935 targ_extra_big_endian.
5936 * Makefile.in: Rebuild.
5937 * configure: Likewise.
5938 * po/POTFILES.in: Likewise.
5939 * po/gold.pot: Likewise.
5941 2008-04-14 Ian Lance Taylor <iant@google.com>
5943 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5944 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5945 in the name/type/flags to section mapping. Don't call
5946 allocate_output_section.
5947 (Layout::choose_output_section): Change parameter from adjust_name
5948 to is_input_section. Don't permit input sections after sections
5949 are attached to segments. Don't call allocate_output_section.
5950 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5951 not write_enable_output_section.
5952 (Layout::make_output_section): Don't push to
5953 unattached_section_list_ nor call attach_to_segment. Call
5954 attach_section_to_segment if sections are attached.
5955 (Layout::attach_sections_to_segments): New function.
5956 (Layout::attach_section_to_segment): New function.
5957 (Layout::attach_allocated_section_to_segment): Rename from
5958 attach_to_segment. Remove flags parameter.
5959 (Layout::allocate_output_section): Remove function.
5960 (Layout::write_enable_output_section): Remove function.
5961 * layout.h (class Layout): Update for above changes. Add new
5962 field sections_are_attached_.
5963 * output.h (Output_section::update_flags_for_input_section): New
5965 * output.cc (Output_section::add_input_section): Call
5966 update_flags_for_input_section.
5967 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5969 2008-04-11 Cary Coutant <ccoutant@google.com>
5971 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5972 thought unnecessary.
5973 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5975 2008-04-11 Ian Lance Taylor <iant@google.com>
5977 * output.h (class Output_section_data): Remove inline definition
5979 * output.cc (Output_section_data::set_addralign): New function.
5981 2008-04-11 Cary Coutant <ccoutant@google.com>
5983 Add support for TLS descriptors for i386 and x86_64.
5984 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5985 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5986 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5988 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5989 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5990 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5992 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5993 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5994 Fix problem with initial-exec relocations.
5995 (Target_i386::Relocate::relocate_tls): Likewise.
5996 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5998 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5999 support for section-plus-offset dynamic table entries.
6000 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6001 (Output_data_dynamic::Dynamic_entry): Add support for
6002 section-plus-offset dynamic table entries.
6003 (Output_data_dynamic::Classification): Likewise.
6004 (Output_data_dynamic::classification_): Renamed offset_.
6005 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6006 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6007 (Target_x86_64::make_plt_section): New function.
6008 (Target_x86_64::reserve_tlsdesc_entries): New function.
6009 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6010 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6011 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6012 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6013 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6014 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6015 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6016 add extra PLT entry for TLS descriptors.
6017 (Output_data_plt_x86_64::got_): New field.
6018 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6019 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6021 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6023 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6024 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6025 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6026 R_386_TLS_DESC_CALL relocations.
6027 (Target_x86_64::Scan::global): Likewise.
6028 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6029 for TLS descriptors.
6030 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6031 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6032 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6033 GD-to-IE relaxation.
6034 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6035 and TLS_DESCRIPTORS.
6036 * Makefile.in: Rebuild.
6037 * configure: Rebuild.
6038 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6039 (tls_test_shared2.so): New target.
6040 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6041 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6042 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6043 (tls_shared_gd_to_ie_test_LDADD): New variable.
6044 (tls_shared_gnu2_gd_to_ie_test): New target.
6045 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6047 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6048 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6049 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6050 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6051 (tls_shared_gnu2_test): New target.
6052 (tls_test_gnu2_shared.so): New target.
6053 (tls_shared_gnu2_test_SOURCES): New variable.
6054 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6055 (tls_shared_gnu2_test_LDFLAGS): New variable.
6056 (tls_shared_gnu2_test_LDADD): New variable.
6057 * testsuite/Makefile.in: Rebuild.
6058 * testsuite/Makefile.
6060 2008-04-11 Ian Lance Taylor <iant@google.com>
6062 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6064 * testsuite/Makefile.in: Rebuild.
6066 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6068 * testsuite/script_test_2.cc (main): Adjust test.
6070 2008-04-11 David S. Miller <davem@davemloft.net>
6071 Ian Lance Taylor <iant@google.com>
6073 * options.h (General_options): Add entries for '-Y' and
6075 * options.cc (General_options:finalize): If -Y was used, add those
6076 entries to the library path instead of the default "/lib" and
6079 2008-04-11 David S. Miller <davem@davemloft.net>
6081 * testsuite/justsyms.t: Start at 0x100.
6082 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6083 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6085 * testsuite/script_test_2.cc: Adjust string and section length
6088 2008-04-09 Ian Lance Taylor <iant@google.com>
6091 * script-sections.cc (Sections_element::allocate_to_segment): Add
6093 (Output_section_definition::allocate_to_segment): Likewise.
6094 (Orphan_output_section::allocate_to_segment): Likewise.
6095 (Script_sections::attach_sections_using_phdrs_clause): Don't
6096 propagate non-PT_LOAD segments to orphan sections.
6097 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6098 readelf rather than objdump.
6099 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6100 .interp section and PT_INTERP segment are the same size.
6101 * testsuite/Makefile.in: Rebuild.
6103 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6104 aliases for symbols defined in the same object.
6105 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6106 (weak_alias_test_SOURCES): New variable.
6107 (weak_alias_test_DEPENDENCIES): New variable.
6108 (weak_alias_test_LDFLAGS): New variable.
6109 (weak_alias_test_LDADD): New variable.
6110 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6111 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6112 (weak_alias_test_3.o): New target.
6113 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6114 * testsuite/weak_alias_test_main.cc: New file.
6115 * testsuite/weak_alias_test_1.cc: New file.
6116 * testsuite/weak_alias_test_2.cc: New file.
6117 * testsuite/weak_alias_test_3.cc: New file.
6119 2008-04-08 Ian Lance Taylor <iant@google.com>
6121 * options.h (class General_options): Add --noinhibit-exec option.
6122 * main.cc (main): Check --noinhibit-exec.
6124 * options.h (class General_options): Define --wrap as a special
6125 option. Add wrap_symbols_ field.
6126 (General_options::any_wrap_symbols): New function.
6127 (General_options::is_wrap_symbol): New function.
6128 * options.cc (General_options::parse_wrap): New function.
6129 (General_options::General_options): Initialize wrap_symbols_.
6130 * symtab.cc (Symbol_table::wrap_symbol): New function.
6131 (Symbol_table::add_from_object): Handle --wrap.
6132 * symtab.h (class Symbol_table): Declare wrap_symbol.
6133 * target.h (Target::wrap_char): New function.
6134 (Target::Target_info): Add wrap_char field.
6135 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6136 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6137 * testsuite/testfile.cc (Target_test::test_target_info):
6140 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6143 * layout.h (class Layout): Add added_eh_frame_data_ field.
6144 * layout.cc (Layout::Layout): Initialize new field.
6145 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6146 output section until we find a section we merged successfully.
6147 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6148 that the size be non-zero.
6150 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6153 2008-04-08 Craig Silverstein <csilvers@google.com>
6155 * configure.ac: Export new conditional variable HAVE_ZLIB.
6156 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6158 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6159 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6161 2008-04-07 Ian Lance Taylor <iant@google.com>
6163 * version.cc (version_string): Set to "1.5".
6165 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6166 Add issued_non_pic_error_ field. Declare check_non_pic.
6167 (Target_x86_64::Scan::check_non_pic): New function.
6168 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6169 (Target_x86_64::Scan::global): Likewise.
6171 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6172 addend parameter. Change caller. Handle merge sections.
6173 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6174 Address to Addend. Don't add in the result of
6175 local_section_offset, pass down the addend and use the returned
6177 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6178 Update declarations of local_section_offset and symbol_value.
6179 * testsuite/two_file_test_1.cc (t18): New function.
6180 * testsuite/two_file_test_2.cc (f18): New function.
6181 * testsuite/two_file_test_main.cc (main): Call t18.
6182 * testsuite/two_file_test.h (t18, f18): Declare.
6184 * configure.ac: Don't test for objdump, c++filt, or readelf.
6185 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6187 (TEST_READELF): New variable.
6188 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6189 (check_PROGRAMS): Add two_file_strip_test.
6190 (two_file_strip_test): New target.
6191 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6192 (two_file_same_shared_strip_test_SOURCES): New variable.
6193 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6194 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6195 (two_file_same_shared_strip_test_LDADD): New variable.
6196 (two_file_shared_strip.so): New target.
6197 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6198 (ver_test_5.syms, ver_test_7.syms): Likewise.
6199 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6200 (strip_test_3.stdout): Use TEST_OBJDUMP.
6201 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6203 2008-04-04 Cary Coutant <ccoutant@google.com>
6205 * symtab.h (Symbol::is_weak_undefined): New function.
6206 (Symbol::is_strong_undefined): New function.
6207 (Symbol::is_absolute): New function.
6208 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6209 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6211 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6212 (weak_undef_test): New target.
6213 * testsuite/Makefile.in: Rebuild.
6214 * testsuite/weak_undef_file1.cc: New file.
6215 * testsuite/weak_undef_file2.cc: New file.
6216 * testsuite/weak_undef_test.cc: New file.
6218 2008-04-03 Craig Silverstein <csilvers@google.com>
6220 * compressed_output.h (class Output_compressed_section): Use
6222 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6224 (zlib_compressed_suffix): Removed.
6225 (Output_compressed_section::set_final_data_size): Use unsigned
6227 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6228 Fix linker invocation.
6229 (flagstest_o_specialfile_and_compress_debug_sections):
6231 * testsuite/Makefile.in: Regenerated.
6233 2008-04-02 David S. Miller <davem@davemloft.net>
6235 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6236 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6238 2008-04-02 Craig Silverstein <csilvers@google.com>
6242 2008-04-02 Ian Lance Taylor <iant@google.com>
6244 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6245 parameters. Update for new key type to views_. Change all
6247 (File_read::read): Adjust for byteshift in returned view.
6248 (File_read::add_view): New function, broken out of
6250 (File_read::make_view): New function, broken out of
6252 (File_read::find_or_make_view): Add offset and aligned
6253 parameters. Rewrite accordingly. Change all callers.
6254 (File_read::get_view): Add offset and aligned parameters. Adjust
6255 for byteshift in return value.
6256 (File_read::get_lasting_view): Likewise.
6257 * fileread.h (class File_read): Update declarations.
6258 (class File_read::View): Add byteshift_ field. Add byteshift to
6259 constructor. Add byteshift method.
6260 * archive.h (Archive::clear_uncached_views): New function.
6261 (Archive::get_view): Add aligned parameter. Change all callers.
6262 * object.h (Object::get_view): Add aligned parameter. Change all
6264 (Object::get_lasting_view): Likewise.
6266 * fileread.cc (File_read::release): Don't call clear_views if
6267 there are multiple objects.
6268 * fileread.h (File_read::clear_uncached_views): New function.
6269 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6272 2008-03-31 Cary Coutant <ccoutant@google.com>
6274 Add thin archive support.
6275 * archive.cc (Archive::armagt): New const.
6276 (Archive::setup): Remove task parameter and calls to unlock.
6277 (Archive::unlock_nested_archives): New function.
6278 (Archive::read_header): Add nested_off parameter. Change
6280 (Archive::interpret_header): Likewise.
6281 (Archive::include_all_members): Change to handle thin
6283 (Archive::include_member): Likewise.
6284 * archive.h (Archive::Archive): Add new parameters and
6286 (Archive::armagt): New const.
6287 (Archive::setup): Remove task parameter.
6288 (Archive::unlock_nested_archives): New function.
6289 (Archive::read_header): Add nested_off parameter.
6290 (Archive::interpret_header): Likewise.
6291 (Archive::Nested_archive_table): New typedef.
6292 (Archive::is_thin_archive_): New field.
6293 (Archive::nested_archives_): New field.
6294 (Archive::options_): New field.
6295 (Archive::dirpath_): New field.
6296 (Archive::task_): New field.
6297 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6298 for thin archives. Pass additional parameters to
6299 Archive::Archive. Unlock the archive file after calling
6302 2008-03-29 Ian Lance Taylor <iant@google.com>
6304 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6305 version symbol to be local.
6306 * testsuite/ver_test_4.sh: New file.
6307 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6308 (check_DATA): Add ver_test_4.syms.
6309 (ver_test_4.syms): New target.
6310 * testsuite/Makefile.in: Rebuild.
6313 (Output_section::Input_section_sort_entry::has_priority): New
6315 (Output_section::Input_section_sort_entry::match_file_name): New
6317 (Output_section::Input_section_sort_entry::match_section_name):
6319 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6321 (Output_section::Input_section_sort_entry::match_section_file):
6323 (Output_section::Input_section_sort_compare::operator()): Rewrite
6324 using new Input_section_sort_entry functions. Sort crtbegin and
6325 crtend first. Sort sections with no priority before sections with
6327 * testsuite/initpri1.c (d3): Check j != 4.
6328 (cd5): New constructor/destructor function.
6329 (main): Check j != 2.
6331 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6332 new symbol when resolving, don't call set_is_default.
6333 * testsuite/ver_test_7.cc: New file.
6334 * testsuite/ver_test_7.sh: New file.
6335 * testsuite/Makefile.am (ver_test_7.so): New target.
6336 (ver_test_7.o): New target.
6337 (check_SCRIPTS): Add ver_test_7.sh.
6338 (check_DATA): Add ver_test_7.syms.
6339 (ver_test_7.syms): New target.
6341 2008-03-28 Ian Lance Taylor <iant@google.com>
6343 * layout.cc (Layout::layout): If we see an input section with a
6344 name that needs sorting, set the must_sort flag for the output
6346 (Layout::make_output_section): If the name of the output section
6347 indicates that it might require sorting, set the may_sort flag.
6348 * output.h (Output_section::may_sort_attached_input_sections): New
6350 (Output_section::set_may_sort_attached_input_sections): New
6352 (Output_section::must_sort_attached_input_sections): New
6354 (Output_section::set_must_sort_attached_input_sections): New
6356 (class Output_section): Declare Input_section_sort_entry. Define
6357 Input_section_sort_compare. Declare
6358 sort_attached_input_sections. Add new fields:
6359 may_sort_attached_input_sections_,
6360 must_sort_attached_input_sections_,
6361 attached_input_sections_are_sorted_.
6362 * output.cc (Output_section::Output_section): Initialize new
6364 (Output_section::add_input_section): Add an entry to
6365 input_sections_ if may_sort or must_sort are true.
6366 (Output_section::set_final_data_size): Call
6367 sort_attached_input_sections if necessary.
6368 (Output_section::Input_section_sort_entry): Define new class.
6369 (Output_section::Input_section_sort_compare::operator()): New
6371 (Output_section::sort_attached_input_sections): New function.
6372 * configure.ac: Check whether the compiler supports constructor
6373 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6374 * testsuite/initpri1.c: New file.
6375 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6376 CONSTRUCTOR_PRIORITY.
6377 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6378 (initpri1_LDFLAGS): New variable.
6379 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6381 2008-03-27 Ian Lance Taylor <iant@google.com>
6383 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6384 * testsuite/common_test_1.c: New file.
6385 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6386 (common_test_1_SOURCES): New variable.
6387 (common_test_1_DEPENDENCIES): New variable.
6388 (common_test_1_LDFLAGS): New variable.
6390 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6391 and commons_ correctly when NAME/VERSION does not override
6393 * testsuite/ver_test_6.c: New file.
6394 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6395 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6396 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6398 2008-03-26 Ian Lance Taylor <iant@google.com>
6400 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6401 of an undefined symbol from a version script.
6402 * testsuite/Makefile.am (ver_test_5.so): New target.
6403 (ver_test_5.o): New target.
6404 (check_SCRIPTS): Add ver_test_5.sh.
6405 (check_DATA): Add ver_test_5.syms.
6406 (ver_test_5.syms): New target.
6407 * testsuite/ver_test_5.cc: New file.
6408 * testsuite/ver_test_5.script: New file.
6409 * testsuite/ver_test_5.sh: New file.
6410 * Makefile.in, testsuite/Makefile.in: Rebuild.
6413 Fix problems building gold with gcc 4.3.0.
6414 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6415 (gold_error_at_location, gold_warning_at_location): Use it.
6416 * configure.ac: Check whether we can compile and use a template
6417 function with a printf attribute.
6418 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6419 when jumping over bytes.
6420 * object.cc: Instantiate Object::read_section_data.
6421 * debug.h: Include <cstring>
6422 * dwarf_reader.cc: Include <algorithm>
6423 * main.cc: Include <cstring>.
6424 * options.cc: Include <cstring>.
6425 * output.cc: Include <cstring>.
6426 * script.cc: Include <cstring>.
6427 * script.h: Include <string>.
6428 * symtab.cc: Include <cstring> and <algorithm>.
6429 * target-select.cc: Include <cstring>.
6430 * version.cc: Include <string>.
6431 * testsuite/testmain.cc: Include <cstdlib>.
6432 * configure, config.in: Rebuild.
6434 2008-03-25 Ian Lance Taylor <iant@google.com>
6436 * options.cc: Include "../bfd/bfdver.h".
6437 (options::help): Print bug reporting address.
6439 * version.cc (print_version): Adjust output for current value of
6444 * options.cc (options::help): Print list of supported targets.
6445 * target-select.h: Include <vector>.
6446 (class Target_selector): Make machine_, size_, and is_big_endian_
6447 fields const. Add bfd_name_ and instantiated_target_ fields.
6448 (Target_selector::Target_selector): Add bfd_name parameter.
6449 (Target_selector::recognize): Make non-virtual, call
6451 (Target_selector::recognize_by_name): Make non-virtual, call
6452 do_recognize_by_name.
6453 (Target_selector::supported_names): New function.
6454 (Target_selector::bfd_name): New function.
6455 (Target_selector::do_instantiate_target): New pure virtual
6457 (Target_selector::do_recognize): New virtual function.
6458 (Target_selector::do_recognize_by_name): New virtual function.
6459 (Target_selector::instantiate_target): New private function.
6460 (supported_target_names): Declare.
6461 * target-select.cc (Target_selector::Target_selector): Update for
6462 new parameter and fields.
6463 (select_target_by_name): Check that the name matches before
6464 calling recognize_by_name.
6465 (supported_target_names): New function.
6466 * i386.cc (class Target_selector_i386): Update Target_selector
6467 constructor call. Remove recognize and recognize_by_name. Add
6468 do_instantiate_target.
6469 * x86_64.cc (class Target_selector_x86_64): Likewise.
6470 * testsuite/testfile.cc (class Target_selector_test): Update for
6471 changes to Target_selector.
6473 * README: Rewrite, with some notes on unsupported features.
6475 2008-03-24 Cary Coutant <ccoutant@google.com>
6477 * i386.cc (Target_i386::Got_type): New enum declaration.
6478 (Target_i386::Scan::local): Updated callers of Output_data_got
6480 (Target_i386::Scan::global): Likewise.
6481 (Target_i386::Relocate::relocate): Likewise.
6482 (Target_i386::Relocate::relocate_tls): Likewise.
6483 * object.h (Got_offset_list): New class.
6484 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6485 (Sized_relobj::local_got_offset): Likewise.
6486 (Sized_relobj::set_local_got_offset): Likewise.
6487 (Sized_relobj::local_has_tls_got_offset): Removed.
6488 (Sized_relobj::local_tls_got_offset): Removed.
6489 (Sized_relobj::set_local_tls_got_offset): Removed.
6490 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6491 * output.cc (Output_data_got::add_global): Added got_type parameter.
6492 (Output_data_got::add_global_with_rel): Likewise.
6493 (Output_data_got::add_global_with_rela): Likewise.
6494 (Output_data_got::add_global_pair_with_rel): New function.
6495 (Output_data_got::add_global_pair_with_rela): New function.
6496 (Output_data_got::add_local): Added got_type parameter.
6497 (Output_data_got::add_local_with_rel): Likewise.
6498 (Output_data_got::add_local_with_rela): Likewise.
6499 (Output_data_got::add_local_pair_with_rel): New function.
6500 (Output_data_got::add_local_pair_with_rela): New function.
6501 (Output_data_got::add_global_tls): Removed.
6502 (Output_data_got::add_global_tls_with_rel): Removed.
6503 (Output_data_got::add_global_tls_with_rela): Removed.
6504 (Output_data_got::add_local_tls): Removed.
6505 (Output_data_got::add_local_tls_with_rel): Removed.
6506 (Output_data_got::add_local_tls_with_rela): Removed.
6507 * output.h (Output_data_got::add_global): Added got_type parameter.
6508 (Output_data_got::add_global_with_rel): Likewise.
6509 (Output_data_got::add_global_with_rela): Likewise.
6510 (Output_data_got::add_global_pair_with_rel): New function.
6511 (Output_data_got::add_global_pair_with_rela): New function.
6512 (Output_data_got::add_local): Added got_type parameter.
6513 (Output_data_got::add_local_with_rel): Likewise.
6514 (Output_data_got::add_local_with_rela): Likewise.
6515 (Output_data_got::add_local_pair_with_rel): New function.
6516 (Output_data_got::add_local_pair_with_rela): New function.
6517 (Output_data_got::add_global_tls): Removed.
6518 (Output_data_got::add_global_tls_with_rel): Removed.
6519 (Output_data_got::add_global_tls_with_rela): Removed.
6520 (Output_data_got::add_local_tls): Removed.
6521 (Output_data_got::add_local_tls_with_rel): Removed.
6522 (Output_data_got::add_local_tls_with_rela): Removed.
6523 * resolve.cc (Symbol::override_base_with_special): Removed
6524 reference to has_got_offset_ field.
6525 * symtab.cc (Symbol::init_fields): Replaced initialization
6526 of got_offset_ with got_offsets_. Removed initialization
6528 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6529 (Symbol::got_offset): Likewise.
6530 (Symbol::set_got_offset): Likewise.
6531 (Symbol::has_tls_got_offset): Removed.
6532 (Symbol::tls_got_offset): Removed.
6533 (Symbol::set_tls_got_offset): Removed.
6534 (Symbol::got_offset_): Removed.
6535 (Symbol::tls_mod_got_offset_): Removed.
6536 (Symbol::tls_pair_got_offset_): Removed.
6537 (Symbol::got_offsets_): New field.
6538 (Symbol::has_got_offset): Removed.
6539 (Symbol::has_tls_mod_got_offset): Removed.
6540 (Symbol::has_tls_pair_got_offset): Removed.
6541 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6542 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6544 (Target_x86_64::Scan::global): Likewise.
6545 (Target_x86_64::Relocate::relocate): Likewise.
6546 (Target_x86_64::Relocate::relocate_tls): Likewise.
6548 2008-03-25 Ben Elliston <bje@au.ibm.com>
6550 * yyscript.y: Fix spelling error in comment.
6552 2008-03-24 Ian Lance Taylor <iant@google.com>
6554 * options.h (class General_options): Define build_id option.
6555 * layout.h (class Layout): Declare write_build_id, create_note,
6556 create_build_id. Add build_id_note_ member.
6557 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6558 "libiberty.h", "md5.h", "sha1.h".
6559 (Layout::Layout): Initialize eh_frame_data_,
6560 eh_frame_hdr_section_, and build_id_note_.
6561 (Layout::finalize): Call create_build_id.
6562 (Layout::create_note): New function, broken out of
6563 Layout::create_gold_note.
6564 (Layout::create_gold_note): Call create_note.
6565 (Layout::create_build_id): New function.
6566 (Layout::write_build_id): New function.
6567 (Close_task_runner::run): Call write_build_id.
6569 * x86_64.cc: Correct license to GPLv3.
6571 2008-03-23 Ian Lance Taylor <iant@google.com>
6573 * options.cc: Include "demangle.h".
6574 (parse_optional_string): New function.
6575 (parse_long_option): Handle takes_optional_argument.
6576 (parse_short_option): Update dash_z initializer. Handle
6577 takes_optional_argument.
6578 (General_options::General_options): Initialize do_demangle_.
6579 (General_options::finalize): Set do_demangle_. Handle demangling
6581 * options.h (parse_optional_string): Declare.
6582 (struct One_option): Add optional_arg field. Update constructor.
6583 Update call constructor calls. Add takes_optional_argument
6585 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6586 (DEFINE_optional_string): Define.
6587 (General_options::demangle): Change from DEFINE_bool to
6588 DEFINE_optional_string.
6589 (General_options::no_demangle): New function.
6590 (General_options::do_demangle): New function.
6591 (General_options::set_do_demangle): New function.
6592 (General_options::execstack_status_): Move definition to end of
6594 (General_options::static_): Likewise.
6595 (General_options::do_demangle_): New field.
6596 * object.cc (big_endian>::get_symbol_location_info): Call
6597 Options::do_demangle, not Options::demangle.
6598 * symtab.cc (demangle): Likewise.
6600 2008-03-22 Ian Lance Taylor <iant@google.com>
6602 * gold.h: Include <cstddef> and <sys/types.h>
6603 * options.h: Include <cstring>.
6605 2008-03-21 Ian Lance Taylor <iant@google.com>
6607 * Added source code to GNU binutils.