1 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3 * arm.cc: Added support for ARM group relocations.
4 (Target_arm::reloc_needs_sym_origin): New method.
5 (Arm_relocate_functions::calc_grp_kn): New method.
6 (Arm_relocate_functions::calc_grp_residual): New method.
7 (Arm_relocate_functions::calc_grp_gn): New method.
8 (Arm_relocate_functions::arm_grp_alu): New Method.
9 (Arm_relocate_functions::arm_grp_ldr): New Method.
10 (Arm_relocate_functions::arm_grp_ldrs): New Method.
11 (Arm_relocate_functions::arm_grp_ldc): New Method.
12 (Target_arm::Scan::local): Handle the ARM group relocations.
13 (Target_arm::Scan::global): Likewise.
14 (Target_arm::Relocate::relocate): Likewise.
15 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
18 2010-01-26 Doug Kwan <dougkwan@google.com>
20 * arm.cc (set): Include.
21 (class Arm_exidx_fixup): Change type of last_input_section_ to const
23 (Arm_output_section::Text_section_list): New type.
24 (Arm_output_section::append_text_sections_to_list): New method.
25 (Arm_output_section::fix_exidx_coverage): Ditto.
26 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
27 (Arm_relobj::convert_input_section_to_relaxed_section): Use
28 Relobj::set_section_offset() instead of
29 Sized_relobj::invalidate_section_offset().
30 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
31 parameter for section headers. Ignore relocation sections for
32 unallocated sections and EXIDX sections.
33 (Target_arm::fix_exidx_coverage): New method.
34 (Target_arm::output_section_address_less_than): New type.
35 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
36 linked text section instead of the EXIDX section.
37 (Arm_output_section::create_stub_group): Add an assertion to check
38 that this is not an EXIDX output section.
39 (Arm_output_section::append_text_sections_to_list): New method.
40 (Arm_output_section::fix_exidx_coverage): Ditto.
41 (Arm_relobj::scan_sections_for_stubs): Adjust call to
42 Arm_relobj::section_needs_reloc_stub_scanning.
43 (Target_arm::do_relax): Fix EXIDX output section coverage in the
45 (Target_arm::fix_exidx_coverage): New method.
46 * object.h (Relobj::set_output_section): New method.
47 (Sized_relobj::invalidate_section_offset): Remove method.
48 (Sized_relobj::do_invalidate_section_offset): Remove method.
49 (Sized_relobj::do_set_section_offset): Handle offset value -1.
51 2010-01-25 Doug Kwan <dougkwan@google.com>
53 * arm.cc (Arm_exidx_merged_section::do_output_offset):
54 Fix warning due to signed and unsigned comparison on a 32-bit host.
56 2010-01-22 Doug Kwan <dougkwan@google.com>
58 * arm.cc (Target_arm::do_relax): Record an output section for section
59 offset adjustment it contains any stub table that has changed.
60 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
61 offsets in an output section if necessary.
62 * output.cc (Output_section::Output_section): Initialize
63 section_offsets_need_adjustments_.
64 (Output_section::add_input_section_for_script): Renamed to
65 Output_section::add_simple_input_section.
66 (Output_section::save_states): Add a comment.
67 (Output_section::discard_states): New method defintion.
68 (Output_section::adjust_section_offsets): Same.
69 * output.h (Output_section::add_input_section_for_script): Renamed to
70 Output_section::add_simple_input_section.
71 (Output_section::discard_states): New method declaration.
72 (Output_section::adjust_section_offsets): Same.
73 (Output_section::section_offsets_need_adjustment,
74 Output_section::set_section_offsets_need_adjustment): New method
76 (Output_section::section_offsets_need_adjustment_): New data member.
78 (Output_section_element_input::set_section_address): Adjust code for
79 renaming of Output_section::add_input_section_for_script.
80 (Orphan_output_section::set_section_address): Same.
82 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
84 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
85 Fix_v4bx enum values .
86 * gold/options.h (General_options): New option definitions.
87 (General_options::fix_v4bx): New method.
88 (General_options::Fix_v4bx): New enum.
89 * gold/options.cc (General_options::parse_fix_v4bx): New method.
90 (General_options::parse_fix_v4bx_interworking): New method.
92 2010-01-22 Doug Kwan <dougkwan@google.com>
94 * arm.cc (Arm_exidx_fixup): New class.
96 2010-01-21 Doug Kwan <dougkwan@google.com>
98 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
100 (Arm_exidx_section_offset_map): New type.
102 2010-01-21 Doug Kwan <dougkwan@google.com>
104 * arm.cc (Arm_exidx_input_section): New class.
105 (Arm_relobj::exidx_input_section_by_link,
106 Arm_relobj::exidx_input_section_by_shndx,
107 Arm_relobj::make_exidx_input_section): New methods.
108 (read_arm_attributes_section): Remove.
109 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
110 information about them.
111 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
114 2010-01-20 Doug Kwan <dougkwan@google.com>
116 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
117 Input_section_specifier to Section_id.
118 (Target_arm::new_arm_input_section: Adjust code for change of key
120 (Target_arm::find_arm_input_section): Ditto.
121 * gc.h (object.h): Include for Section_id nand Section_id_hash.
122 (Section_id): Remove.
123 (Garbage_collection::Section_id_hash): Remove.
124 * icf.h (object.h): Include for Section_id nand Section_id_hash.
125 (Section_id): Remove.
126 (Icf::Section_id_hash): Remove.
127 * object.h (Section_id, Const_section_id, Section_id_hash,
128 Const_section_id_hash): New type definitions.
129 * output.cc (Output_section::add_relaxed_input_section): Change to
130 use Const_section_id instead of Input_section_specifier as key type.
131 (Output_section::add_merge_input_section): Ditto.
132 (Output_section::build_relaxation_map): Change to use Section_id
133 instead of Input_section_specifier as key type.
134 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
136 (Output_section::convert_input_sections_to_relaxed_sections): Change
137 to use Const_section_id instead of Input_section_specifier as key type.
138 (Output_section::find_merge_section): Ditto.
139 (Output_section::find_relaxed_input_section): Ditto.
140 * output.h (Input_section_specifier): Remove class.
141 (Output_section::Output_section_data_by_input_section_map): Change
142 key type to Const_section_id.
143 (Output_section::Output_relaxed_input_section_by_input_section_map):
145 (Output_section::Relaxation_map): Change key type to Section_id.
147 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
149 * gold/arm.cc: Added support for R_ARM_V4BX relocation
150 (class Arm_v4bx_stub): New class.
151 (DEF_STUBS): Updated definition to support v4_veneer_bx.
152 (Stub_factory::make_arm_v4bx_stub): New method.
153 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
154 (Stub_table::empty): Handle v4bx stubs.
155 (Stub_table::add_arm_v4bx_stub): New method.
156 (Stub_table::find_arm_v4bx_stub): New method.
157 (Arm_relocate_functions::v4bx): New method.
158 (Target_arm::fix_v4bx): New method.
159 (Target_arm::Target_arm): Handle R_ARM_V4BX.
160 (Stub_table::relocate_stubs): Likewise.
161 (Stub_table::do_write): Likewise.
162 (Stub_table::update_data_size_and_addralign): Likewise.
163 (Stub_table::finalize_stubs): Likewise.
164 (Target_arm::Scan::local): Likewise.
165 (Target_arm::Scan::global): Likewise.
166 (Target_arm::do_finalize_sections): Likewise.
167 (Target_arm::Relocate::relocate): Likewise.
168 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
170 (Target_arm::scan_reloc_for_stub): Likewise.
171 (Target_arm::scan_reloc_section_for_stubs): Likewise.
173 2010-01-19 Ian Lance Taylor <iant@google.com>
175 * output.cc (Output_section_headers::do_sized_write): Write large
176 segment count to sh_info field.
177 (Output_file_header::do_sized_write): For large segment count,
178 write PN_XNUM to e_phnum field.
180 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
182 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
183 (Arm_relocate_functions::thm_jump8): New function.
184 (Arm_relocate_functions::thm_jump11): New function.
185 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
187 (Target_arm::Scan::global): Likewise.
188 (Target_arm::Relocate::relocate): Likewise.
189 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
192 2010-01-14 Doug Kwan <dougkwan@google.com>
194 * arm.cc (map, utility): Include headers.
195 (Target_arm::apply_cortex_a8_workaround): New method.
196 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
197 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
198 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
199 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
200 the --[no-]fix-cortex-a8 command line options.
201 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
202 (Target_arm::relocate_stub): Use addend in instruction template.
203 * options.h (DEFINE_bool): Set the user-set flag.
204 (General_options): Add --[no-]-fix-cortex options.
205 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
206 : Update fast look-up map after conversion.
208 2010-01-14 Sriraman Tallam <tmsriram@google.com>
210 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
211 in the first pass of do_layout.
213 2010-01-13 Doug Kwan <dougkwan@google.com>
215 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
216 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
217 apparent compiler problem of not folding static constant integral
218 data members of elfcpp::Elf_sizes<32>.
220 2010-01-13 Doug Kwan <dougkwan@google.com>
222 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
223 Arm_relobj::section_needs_cortex_a8_stub_scanning,
224 Arm_relobj::scan_section_for_cortex_a8_erratum,
225 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
226 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
227 sections to scan for relocation stubs into a new method
228 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
229 relocation and Cortex-A8 stub scanning.
230 (Target_arm::do_relax): Force stubs to be after stubbed sections
231 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
232 the beginning of a new relaxation pass. Update a comment.
233 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
235 2010-01-12 Ian Lance Taylor <iant@google.com>
237 * target-reloc.h (visibility_error): New inline function.
238 (relocate_section): Call visibility_error.
239 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
240 (MOSTLYCLEANFILES): Likewise.
241 (protected_4_pic.o, protected_3.err): New targets.
242 * testsuite/protected_4.cc: New file.
244 2010-01-12 Doug Kwan <dougkwan@google.com>
246 * arm.cc (Cortex_a8_reloc): New class.
247 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
248 and cortex_a8_relocs_info_.
249 (Target_arm::fix_cortex_a8): New method definition.
250 (Target_arm::Cortex_a8_relocs_info): New type.
251 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
252 New data member declarations.
253 (Target_arm::scan_reloc_for_stub): Record information about
254 relocations for THUMB branches that might be exempted from the
255 Cortex-A8 workaround.
256 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
257 at the beginning of a relaxation pass.
259 2010-01-12 Doug Kwan <dougkwan@google.com>
261 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
262 (Arm_relobj::Mapping_symbol_position,
263 Arm_reloj::Mapping_symbol_position_less,
264 Arm_relobj::Mapping_symbols_info): New types.
265 (Target_arm::is_mapping_symbol_name): New method definition.
266 (Arm_relobj::do_count_local_symbols): Save information about mapping
269 2010-01-11 Doug Kwan <dougkwan@google.com>
271 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
272 Arm_relocate_functions::thumb32_branch_upper,
273 Arm_relocate_functions::thumb32_branch_lower,
274 Arm_relocate_functions::thumb32_cond_branch_offset,
275 Arm_relocate_functions::thumb32_cond_branch_upper,
276 Arm_relocate_functions::thumb32_cond_branch_lower,
277 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
278 branch offset encoding.
279 (Arm_relocate_functions::thumb_branch_common): Use new branch
280 offset encoding methods to avoid code duplication.
281 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
282 (Stub_addend_reader::operator()): Use new branch encoding method
283 to avoid code duplication.
285 2010-01-11 Doug Kwan <dougkwan@google.com>
287 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
288 (Target_arm::do_finalize_sections): Define special EXIDX section
289 symbols only if referenced.
290 * gc.h (Garbage_collection::add_reference): New method.
291 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
294 2010-01-11 Ian Lance Taylor <iant@google.com>
296 * script.cc (Version_script_info::build_expression_list_lookup):
297 Change complaing about duplicate wildcard match from error to
300 * script.cc (class Lazy_demangler): Recreate--revert part of patch
302 (Version_script_info::Version_script_info): Initialize globs_,
303 default_version_, default_is_global_, and exact_. Don't
304 initialize globals_ or locals_.
305 (Version_script_info::build_lookup_tables): Build local symbols
307 (Version_script_info::unquote): New function.
308 (Version_script_info::add_exact_match): New function.
309 (Version_script_info::build_expression_list_lookup): Remove lookup
310 parameter. Add is_global parameter. Change all callers. Handle
311 wildcard pattern specially. Unquote pattern. Call
313 (Version_script_info::get_name_to_match): New function.
314 (Version_script_info::get_symbol_version): New function.
315 (Version_script_info::get_symbol_version_helper): Remove.
316 (Version_script_info::check_unmatched_names): Call unquote.
317 * script.h (class Version_script_info): Change get_symbol_version
318 to be non-inline and add is_global parameter; change all callers.
319 Rewrite symbol_is_local. Update declarations. Define struct
320 Version_tree_match, Exact, Globs. Don't define struct Lookup.
321 Remove globals_ and locals_ members. Add exact_, globs_,
322 default_version_, is_global_.
323 (Version_script_info::Glob): Remove pattern, add expression and
324 is_global. Update constructor. Change all callers.
325 * dynobj.cc (Versions::finalize): Mark the version symbol as the
327 (Versions::symbol_section_contents): If a symbol is undefined, or
328 defined in a dynamic object, set the version index to
330 * symtab.cc (Symbol_table::add_from_relobj): Don't call
332 (Symbol_table::add_from_pluginobj): Likewise.
333 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
335 2010-01-11 Doug Kwan <dougkwan@google.com>
337 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
338 (incremental_dump_LDADD): Add linking option for libintl.
339 * Makefile.in: Regenerate.
341 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
344 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
346 * testsuite/Makefile.in: Regenerated.
348 2010-01-10 Doug Kwan <dougkwan@google.com>
350 * options.h (DEFINE_var): Use parentheses around argument varname__
351 in macro body to avoid any unintended subsequent substitutions.
353 2010-01-10 Ian Lance Taylor <iant@google.com>
355 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
356 candidates before doing symbol resolution.
358 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
359 ODR candidates if only one is weak.
361 2010-01-08 Ian Lance Taylor <iant@google.com>
363 * script.cc (Version_script_info::build_expression_list_lookup):
364 Don't warn about ambiguous version, just record the ambiguity.
365 (Version_script_info::get_symbol_version_helper): Give error if
366 version is ambiguous.
368 2010-01-08 Doug Kwan <dougkwan@google.com>
370 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
371 prev_data_size_ and prev_addralign_. Remove initializer for
372 deleted data member has_been_changed_.
373 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
374 to determine if the table is empty.
375 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
377 (Stub_table::add_reloc_stub): Define method in class definition
378 instead of just declaring it there.
379 (Stub_table::add_cortex_a8_stub): New method definition.
380 (Stub_table::update_data_size_and_addralign): Ditto.
381 (Stub_table::finalize_stubs): Ditto.
382 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
383 (Stub_table::do_addralign_): Return address alignment in the
384 (Stub_table::do_reset_address_and_file_offset): Define method in
385 class definition instead of declaring it there. Set current data
386 size to be the data size of the previous pass.
387 (Stub_table::set_final_data_size): Use current data size as the
389 (Stub_table::relocate_stub): Change parameter type of stub from
390 Reloc_stub pointer to Stub pointer.
391 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
392 (Stub_table::Cortex_a8_stub_list): New typedef.
393 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
394 Stub_table::prev_addralign_): New data member.
395 (Arm_relobj::Arm_relobj): Initialize data member
396 section_has_cortex_a8_workaround_.
397 (Arm_relobj::section_has_cortex_a8_workaround,
398 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
400 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
402 (Target_arm::relocate_stub): Change parameter type of stub from
403 Reloc_stub pointer to Stub pointer.
404 (Insn_template::size, Insn_template::alignment): Handle
405 THUMB16_SPECIAL_TYPE.
406 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
407 Stub_table::update_data_size_and_addralign,
408 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
410 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
411 (Stub_table::do_write): Ditto.
412 (Target_arm::do_relax): Adjust code for changes in Stub_table.
414 2010-01-08 Ian Lance Taylor <iant@google.com>
417 * symtab.h (class Symbol): Remove fields is_target_special_ and
418 has_plt_offset_. Add field is_defined_in_discarded_section_.
419 (Symbol::is_defined_in_discarded_section): New function.
420 (Symbol::set_is_defined_in_discarded_section): New function.
421 (Symbol::has_plt_offset): Rewrite.
422 (Symbol::set_plt_offset): Verify that new offset is not -1U.
423 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
424 Don't initialize is_target_special_ or has_plt_offset_.
425 Initialize is_defined_in_discarded_section_.
426 (Symbol_table::add_from_relobj): If appropriate, set
427 is_defined_in_discarded_section.
428 * resolve.cc (Symbol::override_base_with_special): Don't test
429 is_target_special_. Change has_plt_offset_ to has_plt_offset().
430 * target-reloc.h (relocate_section): Do special handling for
431 symbols defined in discarded sections for global symbols as well
434 2010-01-08 Ian Lance Taylor <iant@google.com>
436 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
439 2010-01-08 Ian Lance Taylor <iant@google.com>
441 * object.cc (Sized_relobj::do_layout): Don't get confused if
442 layout_eh_frame returns NULL.
444 2010-01-08 Ian Lance Taylor <iant@google.com>
447 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
448 dynamic symbol table, use the normal symbol table.
449 (Sized_dynobj::do_read_symbols): Remove assertion about type of
452 2010-01-08 Ian Lance Taylor <iant@google.com>
455 * layout.cc (Layout::include_section): Remove .gnu_debuglink
458 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
460 * version.cc (print_version): Change to "Copyright 2010".
462 2010-01-08 Ian Lance Taylor <iant@google.com>
466 * i386.cc (class Target_i386): Change return type of plt_section
468 (class Output_data_plt_i386): Add tls_desc_rel_ field.
469 (Output_data_plt_i386::Output_data_plt_i386): Initialize
471 (Output_data_plt_i386::rel_tls_desc): New function.
472 (Target_i386::rel_tls_desc_section): New function.
473 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
474 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
475 R_386_TLS_DESC reloc in rel_tls_desc_section.
476 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
477 Define struct Tlsdesc_info.
478 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
479 (Target_x86_64::do_reloc_symbol_index): New function.
480 (Target_x86_64::add_tlsdesc_info): New function.
481 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
482 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
484 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
486 (Output_data_plt_x86_64::rela_tlsdesc): New function.
487 (Target_x86_64::rela_tlsdesc_section): New function.
488 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
490 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
491 (Target_x86_64::do_reloc_addend): New function.
492 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
493 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
494 declarations. Define TARGET_CODE. Add arg field to u1_ union.
495 (Output_reloc::type): New function.
496 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
497 (Output_reloc::is_target_specific): New function.
498 (Output_reloc::target_arg): New function.
499 (class Output_reloc) [SHT_RELA]: Add four new constructors for
500 absolute relocs and target specific relocs.
501 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
503 (class Output_data_reloc) [SHT_RELA]: Likewise.
504 * output.cc (Output_reloc::Output_reloc): Add four new versions
505 for absolute relocs and target specific relocs.
506 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
507 (Output_reloc::get_symbol_index): Likewise.
508 (Output_reloc::local_section_offset): Check that local_sym_index_
509 is not TARGET_CODE or 0.
510 (Output_reloc::symbol_value): Likewise.
511 (Output_reloc::write) [SHT_RELA]: Call target for target specific
513 * target.h (class Target): Add reloc_symbol_index and reloc_addend
514 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
516 * layout.cc (add_target_dynamic_tags): Use output section for
517 DT_PLTRELSZ and DT_JMPREL.
519 2010-01-07 Ian Lance Taylor <iant@google.com>
522 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
524 (class Output_data_reloc_generic): Define.
525 (class Output_data_reloc_base): Change base class to
526 Output_data_reloc_generic. Change add() method to call
527 bump_relative_reloc_count for a relative reloc. Remove
529 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
531 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
532 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
534 * layout.h (class Layout): Update declaration.
536 2010-01-07 Ian Lance Taylor <iant@google.com>
538 * output.h (class Output_data): Add const version of
539 output_section and do_output_section.
540 (class Output_section_data): Add const version of
542 (class Output_section): Likewise.
543 * layout.cc (Layout::add_target_dynamic_tags): New function.
544 * layout.h (class Layout): Update declarations.
545 * arm.cc (Target_arm::do_finalize_sections): Use
546 add_target_dynamic_tags.
547 * i386.cc (Target_i386::do_finalize_sections): Likewise.
548 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
549 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
550 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
552 2010-01-07 Ian Lance Taylor <iant@google.com>
555 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
558 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
559 Ian Lance Taylor <iant@google.com>
562 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
563 Xindex::read_symtab_xindex.
565 2010-01-07 Doug Kwan <dougkwan@google.com>
567 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
568 (Insn_template::thumb16_bcond_insn): New method declaration.
569 (Insn_template): Fix spelling.
570 (Stub::thumb16_special): New method declaration.
571 (Stub::do_write): Define virtual method which was previously pure
573 (Stub::do_thumb16_special): New method declaration.
574 (Stub::do_fixed_endian_write): New template member.
575 (Reloc_stub::do_write): Remove.
576 (Reloc_stub::do_fixed_endian_write): Remove.
577 (Cortex_a8_stub): New class definition.
578 (Stub_factory::make_cortex_a8_stub): New method definition.
579 (Stub_factory::Stub_factory): Add missing static storage class
580 qualifier for elf32_arm_stub_a8_veneer_blx.
582 2010-01-07 Ian Lance Taylor <iant@google.com>
585 * options.h (class General_options): Add --warn-unresolved-symbols
586 and --error-unresolved-symbols.
587 * errors.cc (Errors::undefined_symbol): Implement
588 --warn-unresolved-symbols.
590 * options.h (class General_options): Add -z text and -z textoff.
591 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
593 2010-01-06 Sriraman Tallam <tmsriram@google.com>
595 * gc.h (Garbage_collection::Cident_section_map): New typedef.
596 (Garbage_collection::cident_sections): New function.
597 (Garbage_collection::add_cident_section): New function.
598 (Garbage_collection::cident_sections_): New member.
599 (gc_process_relocs): Add references to sections whose names are C
601 * gold.h (cident_section_start_prefix): New constant.
602 (cident_section_stop_prefix): New constant.
603 (is_cident): New function.
604 * layout.cc (Layout::define_section_symbols): Replace string constants
605 with the newly defined constants.
606 * object.cc (Sized_relobj::do_layout): Track sections whose names are
608 * testsuite/Makefile.am: Add gc_orphan_section_test.
609 * testsuite/Makefile.in: Regenerate.
610 * testsuite/gc_orphan_section_test.cc: New file.
611 * testsuite/gc_orphan_section_test.sh: New file.
613 2010-01-06 Ian Lance Taylor <iant@google.com>
616 * options.h (class General_options): Add --warn-shared-textrel.
617 * layout.cc (Layout::finish_dynamic_section): Implement
618 --warn-shared-textrel.
621 * options.h (class General_options): Add --warn-multiple-gp.
623 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
625 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
626 $(THREADSLIB) and $(LIBDL).
627 * Makefile.in: Rebuild.
629 2010-01-06 Ian Lance Taylor <iant@google.com>
632 * options.cc (General_options::parse_section_start): New function.
633 (General_options::section_start): New function.
634 (General_options::General_options): Initialize all members.
635 * options.h: Include <map>
636 (class General_options): Add --section-start. Add section_starts_
638 * layout.cc (Layout::attach_allocated_section_to_segment): If
639 --section-start was used, set the address of the segment. Remove
641 (Layout::relaxation_loop_body): If the address of the load segment
642 has been set by --section-start, don't use it.
643 * output.h (Output_segment::update_flags_for_output_section): New
645 * output.cc (Output_segment::add_output_section): Call
646 update_flags_for_output_section.
648 2010-01-05 Ian Lance Taylor <iant@google.com>
651 * options.h (class General_options): Add --undefined-version.
652 * script.cc (struct Version_expression): Add was_matched_by_symbol
654 (Version_script_info::matched_symbol): New function.
655 (Version_script_info::get_symbol_version_helper): Call
657 (Version_script_info::check_unmatched_names): New function.
658 * script.h (class Version_script_info): Update declarations.
659 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
661 * options.h (class General_options): Use DEFINE_bool_alias for
662 allow_multiple_definition.
663 * resolve.cc (Symbol_table::should_override): Don't test
664 allow_multiple_definition.
667 * options.h (class General_options): Add --cref.
668 * main.cc (main): Print cref table if --cref. Don't close mapfile
669 until after printing cref table.
670 * cref.cc: Include "symtab.h".
671 (class Cref_inputs): Define Cref_table_compare and Cref_table.
672 (Cref_table_compare::operator()): New function.
673 (Cref_inputs::gather_cref): New function.
674 (filecol): New static const.
675 (Cref_inputs::print_cref): New function.
676 (Cref::print_cref): New function.
677 * cref.h: Include <cstdio>.
678 (class Cref): Update declarations.
679 * mapfile.h (Mapfile::file): New function.
680 * object.h (class Object): Define Symbols. Declare virtual
681 do_get_global_symbols.
682 (Object::get_global_symbols): New function.
683 * object.cc (Input_objects::add_object): Pass object to cref_ if
685 (Input_objects::archive_start): Likewise.
686 (Input_objects::archive_stop): Likewise.
687 (Input_objects::print_cref): New function.
688 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
689 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
691 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
693 * plugin.h (class Sized_pluginobj): Update declarations.
695 2010-01-05 Ian Lance Taylor <iant@google.com>
697 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
698 to is_default_version. Rename insdef to insdefault.
699 (Symbol_table::add_from_relobj): Rename def to is_default_version
700 and local to is_forced_local.
701 (Symbol_table::add_from_pluginobj): Likewise.
702 (Symbol_table::add_from_dynobj): Likewise.
703 (Symbol_table::define_special_symbol): Rename insdef to
706 2010-01-04 Ian Lance Taylor <iant@google.com>
709 * options.h (class General_options): Add
710 --allow-multiple-definition and -z muldefs.
711 * resolve.cc (Symbol_table::should_override): Don't warn about a
712 multiple symbol definition if --allow-multiple-definition or -z
716 * options.h (class General_options): Add --add-needed and
717 --copy-dt-needed-entries. Tweak --as-needed help entry.
718 * object.cc (Input_objects::check_dynamic_dependencies): Give an
719 error if --copy-dt-needed-entries aka --add-needed is used and
720 would cause a change in behaviour.
723 * options.h (class General_options): Add -G as a short version of
724 --shared. Add no-op options -assert, -g, and -i.
726 2010-01-04 Sriraman Tallam <tmsriram@google.com>
728 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
729 check for .text or .gnu.linkonce.t sections.
730 * icf.cc (Icf::find_identical_sections): Ditto.
731 Change the detection for mangled function name within the section
733 * icf.h (is_section_foldable_candidate): New function.
735 2009-12-30 Ian Lance Taylor <iant@google.com>
738 * options.h (class General_options): Permit two dashes with
739 --retain-symbols-file.
741 2009-12-30 Ian Lance Taylor <iant@google.com>
744 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
745 don't put the file header and segment headers in the text
749 * common.cc (Sort_commons::operator()): Stabilize sort when both
751 (Symbol_table::do_allocate_commons_list): When allocating common
752 symbols, skip a symbol which is no longer common.
753 * symtab.h (Symbol::is_common): Test whether the symbol comes from
754 an object before checking its type.
755 * testsuite/common_test_2.c: New file.
756 * testsuite/common_test_3.c: New file.
757 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
758 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
759 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
760 (common_test_2_pic.o, common_test_2.so): New targets.
761 (common_test_3_pic.o, common_test_3.so): New targets.
762 * testsuite/Makefile.in: Rebuild.
765 * script.cc (read_input_script): If we see a new SECTIONS clause,
766 and we have added an input section, give an error.
767 * layout.h (class Layout): Add have_added_input_section function.
768 Add have_added_input_section_ field.
769 * layout.cc (Layout::Layout): Initialize
770 have_added_input_section_.
771 (Layout::layout): Set have_added_input_section_.
772 (Layout::layout_eh_frame): Likewise.
774 2009-12-30 Ian Lance Taylor <iant@google.com>
777 * options.h (class General_options): Add --sort-common option.
778 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
779 * common.cc (Sort_common): Add sort_order parameter to
780 constructor. Add sort_order_ field.
781 (Sort_commons::operator): Check sort_order_.
782 (Symbol_table::allocate_commons): Determine the sort order.
783 (Symbol_table::do_allocate_commons): Add sort_order parameter.
785 (Symbol_table::do_allocate_commons_list): Likewise.
787 2009-12-30 Ian Lance Taylor <iant@google.com>
790 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
791 symbols from this object, don't change the visibility of an
793 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
795 2009-12-30 Ian Lance Taylor <iant@google.com>
798 * script.h (class Version_script_info): Define Language enum.
799 Update declarations. Define Glob, Exact, and Lookup types. Add
800 new fields globals_, locals_, and is_finalized_.
801 * script.cc: Various formatting fixes.
802 (class Parser_closure): Change language_stack_ from a vector of
803 std::string to one of Version_script_info::Language. Adjust all
805 (class Lazy_demangler): Remove.
806 (struct Version_expression): Change language from std::string to
807 Version_script_info::Language.
808 (Version_script_info::Version_script_info): New function.
809 (Version_script_info::~Version_script_info): Don't call clear.
810 (Version_script_info::finalize): New function.
811 (Version_script_info::build_lookup_tables): New function.
812 (Version_script_info::build_expression_list_lookup): New
814 (Version_script_info::get_symbol_version_helper): Rewrite to use
816 (Version_script_info::print_expression_list): Adjust to use
817 Version_script_info::Language.
818 (script_push_lex_into_version_mode): Check that the version script
819 has not been finalized.
820 (version_script_push_lang): Change language string to
821 Version_script_info::Language.
822 * options.cc (Command_line::version_script): New function.
823 * options.h (class General_options): Add finalize_dynamic_list
824 function. Change version_script from declaration to definition.
825 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
826 * testsuite/version_script.map: Remove duplicate def of foo.
827 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
829 * testsuite/Makefile.in: Rebuild.
831 2009-12-30 Ian Lance Taylor <iant@google.com>
834 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
835 if the input symbol index is 0, make the output symbol index 0.
837 2009-12-30 Ian Lance Taylor <iant@google.com>
840 * options.h (class General_options): Add -x/--discard-all.
841 * object.cc (Sized_relobj::do_count_local_symbols): Handle
842 --discard-all. If the local symbol needs a dynamic entry, check
843 that before handling --discard-locals.
845 2009-12-30 Ian Lance Taylor <iant@google.com>
848 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
850 (Output_segment::add_output_section): Don't change the flags if
854 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
855 GNU hash table if they need a dynamic value. Otherwise, don't add
856 them if they are defined in a dynamic object or are forced local.
858 2009-12-29 Ian Lance Taylor <iant@google.com>
861 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
862 .gnu.hash table for a 32-bit target.
865 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
866 regular and a dynamic object only needs a dynamic symbol table
867 entry if it is externally visible.
870 * i386.cc (class Target_i386): Initialize global_offset_table_ in
871 constructor. Add global_offset_table_ field.
872 (Target_i386::got_section): Set global_offset_table_.
873 (Target_i386::do_finalize_sections): Set global_offset_table_
875 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
876 in constructor. Add global_offset_table_ field.
877 (Target_x86_64::got_section): Set global_offset_table_.
878 (Target_x86_64::do_finalize_sections): Set global_offset_table_
881 * layout.cc (Layout::Layout): Initialize increase_relro_.
882 (Layout::get_output_section): Add is_relro, is_last_relro, and
883 is_first_non_relro parameters. Change all callers.
884 (Layout::choose_output_section): Likewise.
885 (Layout::add_output_section_data): Likewise.
886 (Layout::make_output_section): Likewise.
887 (Layout::set_segment_offsets): Clear increase_relro when using a
889 * layout.h (class Layout): Add increase_relro method. Add
890 increase_relro_ field. Update declarations.
891 * output.cc (Output_section::Output_section): Initialize
892 is_last_relro_ and is_first_non_relro_.
893 (Output_segment::add_output_section): Group relro sections is
894 do_sort is true. Handle is_last_relro and is_first_non_relro.
895 (Output_segment::maximum_alignment): Remove relro handling.
896 (Output_segment::set_section_addresses): Add increase_relro
897 parameter. Change all callers. Add initial alignment to align
898 relro sections on separate page. Remove old relro handling.
899 (Output_segment::set_section_list_addresses): Remove in_relro
900 parameter. Change all callers.
901 (Output_segment::set_offset): Add increase parameter. Change all
902 callers. Remove old relro handling.
903 * output.h (class Output_section): Add new methods: is_last_relro,
904 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
905 Add is_last_relro_ and is_first_non_relro_ fields.
906 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
907 Create separate .got.plt section. Call increase_relro.
908 * x86_64.cc (Target_x86_64::got_section): Likewise.
909 * testsuite/relro_script_test.t: Add .got.plt.
912 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
913 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
914 (Layout::finalize): Call set_dynamic_symbol_size.
915 (Layout::set_dynamic_symbol_size): New function.
916 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
917 set_dynamic_symbol_size.
920 * output.h (class Output_section): Add is_entsize_zero_ field.
921 * output.cc (Output_section::Output_section): Initialize
923 (Output_section::set_entsize): If two different entsizes are
924 requested, force it to zero.
925 (Output_section::add_input_section): Set flags for .debug_str
926 before updating section flags. Set entsize.
927 (Output_section::update_flags_for_input_section): Set SHF_MERGE
928 and SHF_STRING if all input sections have those flags.
930 2009-12-29 Rafael Espindola <espindola@google.com>
932 * main.cc (main): Fix the sys time reporting.
933 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
936 2009-12-29 Sriraman Tallam <tmsriram@google.com>
938 * options.cc (General_options::parse_version): Allow -v to exit
939 without an error if there is nothing to link.
941 2009-12-29 Ian Lance Taylor <iant@google.com>
943 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
944 using a version of gcc before 4.1.
945 * configure: Rebuild.
947 2009-12-28 Chris Demetriou <cgd@google.com>
949 * attributes.cc (Output_attributes_section_data::do_write): Use
950 std::vector::front rather than std::vector::data.
952 2009-12-28 Ian Lance Taylor <iant@google.com>
954 * symtab.h (class Symbol_table): Add enum Defined.
955 * resolve.cc (Symbol_table::should_override): Add defined
956 parameter. Change all callers. Test whether object is NULL
957 before calling a method on it.
958 (Symbol_table::report_resolve_problem): Add defined parameter.
960 (Symbol_table::should_override_with_special): Likewise.
961 * symtab.cc (Symbol_table::define_in_output_data): Add defined
962 parameter. Change all callers.
963 (Symbol_table::do_define_in_output_data): Likewise.
964 (Symbol_table::define_in_output_segment): Likewise.
965 (Symbol_table::do_define_in_output_segment): Likewise.
966 (Symbol_table::define_as_constant): Likewise.
967 (Symbol_table::do_define_as_constant): Likewise.
968 * script.h (class Symbol_assignment): Add is_defsym parameter to
969 constructor; change all callers.
970 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
971 parameter. Change all callers. Add is_defsym_ field.
972 (class Parser_closure): Add parsing_defsym parameter to
973 constructor; change all callers. Add parsing_defsym accessor
974 function. Add parsing_defsym_ field.
976 2009-12-28 Ian Lance Taylor <iant@google.com>
978 * gold.cc (queue_middle_tasks): Fix formatting.
979 * object.cc (Relobj::is_section_name_included): Likewise.
981 2009-12-23 Ian Lance Taylor <iant@google.com>
983 * i386.cc (Target_i386::do_calls_non_split): Recognize
984 -fsplit-stack prologue for a function with a static chain.
985 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
986 -fsplit-stack prologue when using %r11.
988 2009-12-21 Sriraman Tallam <tmsriram@google.com>
990 * options.cc (General_options::parse_version): Make -v continue and do
991 the link like GNU ld does.
993 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
995 * Makefile.am (CCFILES): Add timer.cc.
996 (HFILES): Add timer.h.
997 * configure.ac: Check for sysconf and times.
998 * main.cc: include timer.h.
999 (main): Use Timer instead of get_run_time.
1002 * workqueue.cc: include timer.h.
1003 (Workqueue::find_and_run_task):
1004 Report user, sys and wall time.
1005 * Makefile.in: Regenerate.
1006 * config.in: Regenerate.
1007 * configure: Regenerate.
1009 2009-12-16 Doug Kwan <dougkwan@google.com>
1011 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1013 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1014 relaxed input sections.
1015 * output.cc (Output_section::find_relaxed_input_section): Change
1016 return type to Output_relaxed_input_section pointer. Adjust code
1017 for new type of relaxed_input_section_map_.
1018 * output.h (Output_section::find_relaxed_input_section): Change
1019 return type to Output_relaxed_input_section pointer.
1020 (Output_section::Output_relaxed_input_section_by_input_section_map):
1022 (Output_section::relaxed_input_section_map_): Change type to
1023 Output_section::Output_relaxed_input_section_by_input_section_map.
1024 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1027 2009-12-15 Ian Lance Taylor <iant@google.com>
1029 * layout.cc (Layout::create_shstrtab): Only write out after input
1030 sections if we are compressing debug sections.
1032 2009-12-15 Ian Lance Taylor <iant@google.com>
1034 * archive.cc (Archive::add_symbols): Only look up a symbol without
1035 a version if there is, in fact, a version.
1037 2009-12-14 Ian Lance Taylor <iant@google.com>
1039 Revert -Wshadow changes, all changes from:
1040 2009-12-11 Doug Kwan <dougkwan@google.com>
1041 2009-12-11 Nick Clifton <nickc@redhat.com>
1042 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1044 2009-12-11 Doug Kwan <dougkwan@google.com>
1046 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1048 * attributes.cc (Object_attribute::size): Ditto.
1049 (Attributes_section_data::size): Ditto.
1050 (Attributes_section_data::Attributes_section_data): Ditto.
1051 (Output_attributes_section_data::do_write): Ditto.
1052 * attributes.h (Object_attribute::set_type): Ditto.
1053 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1055 2009-12-11 Nick Clifton <nickc@redhat.com>
1057 * archive.cc: Fix shadowed variable warnings.
1059 * compressed_output.cc: Likewise.
1060 * compressed_output.h: Likewise.
1061 * configure: Likewise.
1062 * dwarf_reader.cc: Likewise.
1063 * dynobj.cc: Likewise.
1064 * dynobj.h: Likewise.
1065 * ehframe.cc: Likewise.
1066 * ehframe.h: Likewise.
1067 * errors.cc: Likewise.
1068 * expression.cc: Likewise.
1069 * fileread.cc: Likewise.
1070 * fileread.h: Likewise.
1071 * freebsd.h: Likewise.
1072 * i386.cc: Likewise.
1074 * incremental.h: Likewise.
1075 * layout.cc: Likewise.
1076 * layout.h: Likewise.
1077 * mapfile.cc: Likewise.
1078 * merge.cc: Likewise.
1079 * merge.h: Likewise.
1080 * object.cc: Likewise.
1081 * object.h: Likewise.
1082 * options.h: Likewise.
1083 * output.cc: Likewise.
1084 * output.h: Likewise.
1085 * parameters.cc: Likewise.
1086 * plugin.cc: Likewise.
1087 * powerpc.cc: Likewise.
1088 * reduced_debug_output.cc: Likewise.
1089 * reduced_debug_output.h: Likewise.
1090 * reloc.cc: Likewise.
1091 * reloc.h: Likewise.
1092 * resolve.cc: Likewise.
1093 * script-sections.cc: Likewise.
1094 * script.cc: Likewise.
1095 * script.h: Likewise.
1096 * sparc.cc: Likewise.
1097 * symtab.cc: Likewise.
1098 * symtab.h: Likewise.
1099 * target-select.cc: Likewise.
1100 * target-select.h: Likewise.
1101 * token.h: Likewise.
1102 * workqueue.cc: Likewise.
1103 * workqueue.h: Likewise.
1104 * x86_64.cc: Likewise.
1106 2009-12-10 Doug Kwan <dougkwan@google.com>
1108 * arm.cc (attributes.h): New include.
1109 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1110 (Arm_relobj::~Arm_relobj): Delete object pointed by
1111 attributes_section_data_.
1112 (Arm_relobj::attributes_section_data): New method definition.
1113 (Arm_relobj::attributes_section_data_): New data member declaration.
1114 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1115 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1116 attributes_section_data_.
1117 (Arm_dynobj::attributes_section_data): New method definition.
1118 (Arm_dynobj::attributes_section_data_): New data member declaration.
1119 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1120 initialization value of may_use_blx_ to false.
1121 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1122 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1123 object attributes to compute results instead of hard-coding.
1124 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1125 Target_arm::get_secondary_compatible_arch,
1126 Target_arm::set_secondary_compatible_arch
1127 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1128 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1129 New method declarations.
1130 (Target_arm::get_aeabi_object_attribute): New method definition.
1131 (Target_arm::attributes_section_data_): New data member declaration.
1132 (read_arm_attributes_section): New template definition.
1133 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1134 (Arm_dynobj::do_read_symbols): Ditto.
1135 (Target_arm::do_finalize_sections): Merge attributes sections from
1136 input. Check for BLX use after attributes section merging.
1137 Fix __exidx_start and __exidx_end visibility. Create an
1138 .ARM.attributes section if necessary.
1139 (Target_arm::get_secondary_compatible_arch,
1140 Target_arm::set_secondary_compatible_arch,
1141 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1142 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1143 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1144 New method definitions.
1146 2009-12-09 Ian Lance Taylor <iant@google.com>
1148 * plugin.cc (Plugin::load): Don't cast from void* to a function
1151 2009-12-09 Ian Lance Taylor <iant@google.com>
1153 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1156 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1158 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1159 Replace two_file_shared_1.so with two_file_shared_2.so.
1160 * testsuite/Makefile.in: Regenerated.
1162 2009-12-08 Doug Kwan <dougkwan@google.com>
1164 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1165 (HFILES): Add attributes.h and int_encoding.h.
1166 * Makefile.in: Regenerate.
1167 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1168 function definitions to int_encoding.cc
1169 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1170 prototypes to int_encoding.h
1171 * reduced_debug_output.cc (int_encoding.h): New include.
1172 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1173 function definitions to int_encoding.cc
1174 (insert_into_vector, read_from_pointer): Move template definitions to
1176 * attributes.cc: New file.
1177 * attributes.h: New file.
1178 * int_encoding.cc: New file.
1179 * int_encoding.h: New file.
1181 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1184 * incremental-dump.cc (dump_incremental_inputs): New.
1185 (main): Use dump_incremental_inputs.
1187 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1190 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1191 checking elfcpp::STT_FUNC.
1192 (Target_i386::Relocate::relocate): Likewise.
1193 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1195 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1196 symbols from shared libraries into normal FUNC symbols.
1198 * symtab.h (Symbol): Add is_func and use it.
1200 2009-12-05 Doug Kwan <dougkwan@google.com>
1202 * arm.cc (Target_arm::arm_info): Initialize new fields
1203 attributes_section and attributes_vendor.
1204 * i386.cc (Target_i386::i386_info): Same.
1205 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1206 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1207 fields attributes_section and attributes_vendor.
1208 * sparc.cc (Target_sparc::sparc_info): Same.
1209 * target.h (Target::attributes_section, Target::attributes_vendor,
1210 Target::is_attributes_section, Target::attribute_arg_type,
1211 Target::attributes_order): New method definitions.
1212 (Target::Target_info::attributes_section,
1213 Target::Target_info::attributes_vendor): New fields.
1214 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1215 virtual method definitions.
1216 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1217 attributes_section and attributes_vendor.
1218 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1220 2009-12-05 Doug Kwan <dougkwan@google.com>
1222 * arm.cc: Update comments about interworking and stub generation.
1223 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1224 considered as non-PIC.
1225 (Arm_relocate_functions::base_abs): Fix formatting.
1226 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1227 of function to use GOT entry address instead of offset.
1228 (Target_arm::Scan::global): Issue an error if a symbol would need a
1229 PLT does not get one because it is untyped. Remove code to create
1230 dynamic symbols for relative branches.
1231 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1232 takes unsigned integer instead of boolean.
1234 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1236 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1237 (two_file_test_LDADD): Likewise.
1238 (common_test_1_LDADD): Likewise.
1239 (exception_test_LDADD) Likewise.
1240 (weak_test_LDADD): Likewise.
1241 (many_sections_test_LDADD): Likewise.
1242 (initpri1_LDADD): Likewise.
1243 (script_test_1_LDADD): Likewise.
1244 (script_test_2_LDADD): Likewise.
1245 (justsyms_LDADD): Likewise.
1246 (binary_test_LDADD): Likewise.
1247 (large_LDADD): Likewise.
1248 * testsuite/Makefile.in: Regenerated.
1250 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1252 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1253 (Symbol_table::override_with_special): Likewise.
1254 (Symbol_table::add_from_object): Likewise.
1256 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1258 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1259 Don't set the data_offset twice.
1261 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1263 * testsuite/Makefile.in: Regenerate.
1265 2009-12-03 Doug Kwan <dougkwan@google.com>
1267 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1268 (Target_arm::do_finalize_sections): Add parameter for symbol table
1269 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1270 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1271 parameter for symbol table pointer.
1272 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1273 an additional parameter for a pointer to symbol table.
1274 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1275 parameter for a symbol table pointer.
1276 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1277 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1279 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1280 parameter for a symbol table pointer.
1282 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1284 * incremental.cc (Incremental_inputs_header)
1285 (Incremental_inputs_header_write, Incremental_inputs_entry)
1286 (Incremental_inputs_entry_write): Move ...
1287 * incremental.h (Incremental_inputs_header)
1288 (Incremental_inputs_header_write, Incremental_inputs_entry)
1289 (Incremental_inputs_entry_write): here.
1291 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1293 * incremental.cc (make_sized_incremental_binary): Set the target.
1294 Error if it is incompatible.
1295 * output.h (Output_file): Add filename method.
1297 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1299 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1300 from the get_* methods.
1302 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1304 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1305 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1306 Write 0 for the data_offset of scripts.
1308 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1310 * testsuite/Makefile.am: Add the incremental_test.sh test.
1311 * testsuite/incremental_test.sh: New.
1312 * testsuite/incremental_test_1.c: New.
1313 * testsuite/incremental_test_2.c: New.
1315 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1317 * incremental-dump.cc (main): Fix typos.
1319 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1322 * incremental-dump.cc (main): Use llu to print 64 bit values.
1324 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1325 H.J. Lu <hongjiu.lu@intel.com>
1327 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1329 (incremental_dump_LDADD): Likewise.
1330 * Makefile.in: Regenerated.
1332 2009-11-25 Doug Kwan <dougkwan@google.com>
1336 2009-11-25 Doug Kwan <dougkwan@google.com>
1338 * arm.cc (Target_arm::Target_arm): Move method definition
1339 outside of class definition. Add code to handle
1340 --target1-rel, --target1-abs and --target2= options.
1341 (Target_arm::get_reloc_reloc_type): Change method to be
1342 non-static and const.
1343 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1344 New data member declaration.
1345 (Target_arm::Scan::local, Target_arm::Scan::global,
1346 Target_arm::Relocate::relocate,
1347 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1348 Adjust call to Target_arm::get_real_reloc_type.
1349 (Target_arm::get_real_reloc_type): Use command line options
1350 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1351 * options.h (--target1-rel, --target1-abs, --target2): New
1354 2009-11-25 Doug Kwan <dougkwan@google.com>
1356 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1357 class definition. Add code to handle --target1-rel, --target1-abs
1358 and --target2= options.
1359 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1361 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1363 (Target_arm::Scan::local, Target_arm::Scan::global,
1364 Target_arm::Relocate::relocate,
1365 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1366 call to Target_arm::get_real_reloc_type.
1367 (Target_arm::get_real_reloc_type): Use command line options to
1368 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1369 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1372 2009-11-25 Doug Kwan <dougkwan@google.com>
1374 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1375 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1376 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1378 (Arm_relocate_functions::thm_call): Replace body with a call to
1379 Arm_relocate_functions::thumb_branch_common.
1380 (Arm_relocate_functions::thm_jump24,
1381 Arm_relocate_functions::thm_xpc22): New method definitions.
1382 (Arm_relocate_functions::thumb_branch_common): New method definition.
1383 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1385 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1386 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1388 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1390 * Makefile.am: Build incremental-dump
1391 * Makefile.in: Regenerate.
1392 * incremental-dump.cc: New.
1393 * incremental.cc (Incremental_inputs_header_data,
1394 Incremental_inputs_entry_data): Move to incremental.h
1395 * incremental.h: (Incremental_inputs_header_data,
1396 Incremental_inputs_entry_data): Move from incremental.cc
1398 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1400 * incremental.cc (Incremental_inputs_header,
1401 Incremental_inputs_header_write, Incremental_inputs_entry,
1402 Incremental_inputs_entry_write): Add a typedef with the data type.
1404 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1406 * incremental.cc (Incremental_inputs_header,
1407 Incremental_inputs_header_write, Incremental_inputs_entry,
1408 Incremental_inputs_entry_write): Update comment about which
1409 type has the filed descriptions.
1411 2009-11-15 Doug Kwan <dougkwan@google.com>
1413 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1414 (Arm_relocate_functions::arm_branch_common): Change method defintion
1415 in class definition to a method declaration and update list of formal
1417 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1418 Arm_relocation_functions::jump24): Adjust call to
1419 Arm_relocate_functions::arm_branch_common. Update list of formal
1421 (Arm_relocate_functions::xpc25): New method definition.
1422 (Arm_relocate_functions::arm_branch_common): Move method defintion
1423 out from class definition. Use stubs for mode-switching and extending
1425 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1426 specially. Change code to enable use of stubs in ARM branches.
1428 2009-11-10 Doug Kwan <dougkwan@google.com>
1430 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1431 in method declaration.
1432 (Target_arm::relocate_stub): New method declaration.
1433 (Target_arm::default_target): Change to return a pointer instead of
1435 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1436 Target_arm::default_target.
1437 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1439 (Target_arm::relocate_section): Adjust view.
1440 (Target_arm::relocate_stub): New method definition.
1442 2009-11-10 Doug Kwan <dougkwan@google.com>
1444 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1446 * incremental.cc (open_incremental_binary): Initialized local
1447 variables to avoid warnings.
1448 * object.cc (make_elf_object): Ditto.
1449 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1452 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1455 * testsuite/plugin_test.c: Include "config.h".
1457 2009-11-09 Doug Kwan <dougkwan@google.com>
1459 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1460 (arm_symbol_value): Remove.
1461 (Arm_relocate_functions::arm_branch_common,
1462 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1463 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1464 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1465 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1466 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1467 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1468 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1469 Arm_relocate_functions::thm_mobw_abs_nc,
1470 Arm_relocate_functions::thm_mov_abs,
1471 Arm_relocate_functions::movw_prel_nc,
1472 Arm_relocate_functions::thm_movt_abs,
1473 Arm_relocate_functions::movt_prel,
1474 Arm_relocate_functions::thm_movw_prel_nc,
1475 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1476 (Target_arm::Relocate::relocate): Only decompose address into two
1477 parts if relocation type uses the thumb-bit and pass the actual
1478 bit instead of a flag indicating that the thumb-bit is used. Adjust
1479 calls to methods in Arm_relocate_functions for this change.
1481 2009-11-08 Ian Lance Taylor <iant@google.com>
1484 * reloc.cc: Instantiate
1485 Sized_relobj::initialize_input_to_output_maps and
1486 Sized_relobj:free_input_to_output_maps.
1488 2009-11-06 Ian Lance Taylor <iant@google.com>
1491 * defstd.cc (in_segment): Set only_if_ref true for "end".
1493 2009-11-06 Doug Kwan <dougkwan@google.com>
1495 * arm.cc (class Reloc_stub): Correct a comment.
1496 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1497 (Target_arm::scan_section_for_stubs): New method declaration.
1498 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1499 Change methods from private to protected.
1500 (Target_arm::do_may_relax): New method definition.
1501 (Target_arm::do_relax, Target_arm::group_sections,
1502 Target_arm::scan_reloc_for_stub,
1503 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1504 (Target_arm::arm_input_section_map_): New data member declaration.
1505 (Target_arm::scan_reloc_for_stub,
1506 Target_arm::scan_reloc_section_for_stubs,
1507 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1508 Target_arm::do_relax): New method definitions.
1510 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1512 * configure.ac: Check for (struct stat)::st_mtim
1513 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1514 * config.in: Regenerate.
1515 * configure: Regenerate.
1517 2009-11-05 Ian Lance Taylor <iant@google.com>
1520 * output.cc (Output_segment::add_output_section): Add missing
1523 2009-11-04 Ian Lance Taylor <iant@google.com>
1526 * object.h (class Object): Add is_needed and set_is_needed
1527 methods. Add is_needed_ field. Make bool fields into bitfields.
1528 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1529 defined in a dynamic object and referenced by a regular object,
1530 set is_needed for the dynamic object.
1531 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1532 if the file is marked with as_needed and it is not needed.
1534 2009-11-04 Ian Lance Taylor <iant@google.com>
1537 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1538 tags if data is discarded by linker script.
1539 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1540 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1541 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1542 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1544 2009-11-04 Ian Lance Taylor <iant@google.com>
1546 * layout.cc (Layout::get_output_section): Add is_interp and
1547 is_dynamic_linker_section parameters. Change all callers.
1548 (Layout::choose_output_section): Likewise.
1549 (Layout::make_output_section): Likewise.
1550 (Layout::add_output_section_data): Add is_dynamic_linker_section
1551 parameter. Change all callers.
1552 * layout.h (class Layout): Update declarations.
1553 * output.h (class Output_section): Add is_interp, set_is_interp,
1554 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1555 Add is_interp_, is_dynamic_linker_section_ fields. Change
1556 generate_code_fills_at_write_ to a bitfield.
1557 * output.cc (Output_section::Output_sections): Initialize new
1559 (Output_segment::add_output_section): Add do_sort parameter.
1562 2009-11-03 Ian Lance Taylor <iant@google.com>
1565 * options.h (class General_options): Add --warn-common.
1566 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1567 merging two common symbols.
1568 (Symbol_table::should_override): Handle --warn-common when merging
1569 a common symbol with a defined symbol. Use report_resolve_problem
1570 for multiple definitions.
1571 (Symbol_table::report_resolve_problem): New function.
1572 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1574 2009-11-03 Doug Kwan <dougkwan@google.com>
1576 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1578 (Target_arm::stub_factory): New method definition.
1579 (Target_arm::new_arm_input_section,
1580 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1581 Target_arm::reloc_uses_thumb_bit): New method declarations.
1582 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1583 New type definitions.
1584 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1585 member declarations.
1586 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1587 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1588 New method definitions.
1590 2009-11-03 Ian Lance Taylor <iant@google.com>
1592 * options.h (class General_options): Add --warn_constructors.
1594 2009-11-03 Ian Lance Taylor <iant@google.com>
1597 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1598 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1600 2009-11-03 Ian Lance Taylor <iant@google.com>
1603 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1604 --msgid-bugs-address.
1605 (install-pdf): New target.
1606 (install-data_yes): Look up one directory to find mkinstalldirs.
1608 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1610 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1613 2009-10-30 Doug Kwan <dougkwan@google.com>
1615 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1617 2009-10-30 Doug Kwan <dougkwan@google.com>
1619 * arm.cc (Stub_addend_reader): New struct template definition
1620 and partial specializations.
1621 (Stub_addend_reader::operator()): New method definition for a
1622 partially specialized template.
1624 2009-10-30 Doug Kwan <dougkwan@google.com>
1626 * arm.cc (Arm_relobj::processor_specific_flags): New method
1628 (Arm_relobj::do_read_symbols): New method declaration.
1629 (Arm_relobj::processor_specific_flags_): New data member declaration.
1630 (Arm_dynobj): New class definition.
1631 (Target_arm::do_finalize_sections): Add input_objects parameter.
1632 (Target_arm::do_adjust_elf_header): New method declaration.
1633 (Target_arm::are_eabi_versions_compatible,
1634 (Target_arm::merge_processor_specific_flags): New method declaration.
1635 (Target_arm::do_make_elf_object): New overloaded method definitions
1637 (Arm_relobj::do_read_symbols): New method definition.
1638 (Arm_dynobj::do_read_symbols): Ditto.
1639 (Target_arm::do_finalize_sections): Add input_objects parameters.
1640 Merge processor-specific flags from all input objects.
1641 (Target_arm::are_eabi_versions_compatible,
1642 Target_arm::merge_processor_specific_flags,
1643 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1644 New method definitions.
1645 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1646 Input_objects pointer type parameter.
1647 * layout.cc (Layout::finalize): Pass input objects to target's.
1648 finalize_sections function.
1649 * output.cc (Output_file_header::do_sized_write): Set ELF file
1650 header's processor-specific flags.
1651 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1652 Input_objects pointer type parameter.
1653 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1654 * target.h (Input_objects): New forward class declaration.
1655 (Target::processor_specific_flags,
1656 Target::are_processor_specific_flags_sect): New method definitions.
1657 (Target::finalize_sections): Add input_objects parameter.
1658 (Target::Target): Initialize processor_specific_flags_ and
1659 are_processor_specific_flags_set_.
1660 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1662 (Target::set_processor_specific_flags): New method definition.
1663 (Target::processor_specific_flags_,
1664 Target::are_processor_specific_flags_set_): New data member
1666 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1667 Input_objects pointer type parameter.
1669 2009-10-30 Doug Kwan <dougkwan@google.com>
1671 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1673 2009-10-28 Ian Lance Taylor <iant@google.com>
1675 * object.h (class Relobj): Drop options parameter from
1676 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1677 do_scan_relocs, do_relocate. Change all callers.
1678 (class Sized_relobj): Drop options parameters from
1679 do_gc_process_relocs, do_scan_relocs, do_relocate,
1680 do_relocate_sections, relocate_sections, emit_relocs_scan,
1681 emit_relocs_scan_reltype. Change all callers.
1682 (struct Relocate_info): Remove options field and all references to
1684 * reloc.h (class Read_relocs): Remove options constructor
1685 parameter and options_ field. Change all callers.
1686 (class Gc_process_relocs, class Scan_relocs): Likewise.
1687 (class Relocate_task): Likewise.
1688 * target-reloc.h (scan_relocs): Remove options parameter. Change
1690 (scan_relocatable_relocs): Likewise.
1691 * target.h (class Sized_target): Remove options parameter from
1692 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1694 * gc.h (gc_process_relocs): Remove options parameter. Change all
1696 * arm.cc: Update functions to remove options parameters.
1697 * i386.cc: Likewise.
1698 * powerpc.cc: Likewise.
1699 * sparc.cc: Likewise.
1700 * x86_64.cc: Likewise.
1701 * testsuite/testfile.cc: Likewise.
1703 2009-10-28 Doug Kwan <dougkwan@google.com>
1705 * arm.cc (Arm_relobj): New class definition.
1706 (Arm_relobj::scan_sections_for_stubs,
1707 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1708 New method definitions.
1710 2009-10-28 Cary Coutant <ccoutant@google.com>
1712 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1713 (Plugin::cleanup_done_): New member.
1714 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1715 (Plugin_manager::cleanup_done_): Remove.
1716 (Plugin_manager::add_input_file): Edit error message.
1717 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1718 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1720 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1722 * fileread.cc: (File_read::View::~View): Use the new
1723 data_ownership_ filed.
1724 (File_read::~File_read): Dispose the new whole_file_view_.
1725 (File_read::open): Mmap the whole file if needed.
1726 (File_read::open): Use whole_file_view_ instead of contents_.
1727 (File_read::find_view): Use whole_file_view_ if applicable.
1728 (File_read::do_read): Use whole_file_view_ instead of contents_.
1729 (File_read::make_view): Use whole_file_view_ instead of contents_,
1730 update File_read::View::View call.
1731 (File_read::find_or_make_view): Update File_read::View::View
1733 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1735 (File_read::View::Data_ownership): New enum.
1736 (File_read::View::View): Replace bool mapped_ with Data_ownership
1738 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1739 (File_read::View::data_ownership_): New field.
1740 (File_read::contents_): Remove (replaced by whole_file_view_).
1741 (File_read::whole_file_view_): New field.
1742 * options.h (class General_options): Add --keep-files-mapped.
1744 2009-10-27 Cary Coutant <ccoutant@google.com>
1746 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1747 * testsuite/Makefile.am (plugin_test_5): New test case.
1748 * testsuite/Makefile.in: Regenerate.
1750 2009-10-25 Doug Kwan <dougkwan@google.com>
1752 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1753 from private to protected to allow access by child class.
1754 (Sized_relobj::do_relocate_sections): New method declaration.
1755 (Sized_relobj::relocate_sections): Virtualize.
1756 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1757 Sized_relobj::relocate_sections. Instantiate template explicitly
1758 for different target sizes and endianity.
1760 2009-10-24 Doug Kwan <dougkwan@google.com>
1762 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1763 (Arm_input_section::as_arm_input_section): New method.
1764 (Arm_output_section): New class definition.
1765 (Arm_output_section::create_stub_group,
1766 Arm_output_section::group_sections): New method definitions.
1768 2009-10-22 Doug Kwan <dougkwan@google.com>
1770 * arm.cc (Arm_input_section): New class definition.
1771 (Arm_input_section::init, Arm_input_section:do_write,
1772 Arm_input_section::set_final_data_size,
1773 Arm_input_section::do_reset_address_and_file_offset): New method
1776 2009-10-21 Doug Kwan <dougkwan@google.com>
1778 * arm.cc (Stub_table, Arm_input_section): New forward class
1780 (Stub_table): New class defintion.
1781 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1782 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1783 New method definition.
1785 2009-10-21 Doug Kwan <dougkwan@google.com>
1787 * arm.cc: Update copyright comments.
1788 (Target_arm): New forward class template declaration.
1789 (Arm_address): New type.
1790 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1791 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1792 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1794 (Insn_template): Same.
1795 (DEF_STUBS): New macro.
1796 (Stub_type): New enum type.
1797 (Stub_template): New class definition.
1800 (Stub_factory): Same.
1801 (Target_arm::Target_arm): Initialize may_use_blx_ and
1802 should_force_pic_veneer_.
1803 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1804 Target_arm::should_force_pic_veneer,
1805 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1806 Target_arm::using_thumb_only, Target_arm:;default_target): New
1808 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1809 New data member declarations.
1810 (Insn_template::size, Insn_template::alignment): New method defintions.
1811 (Stub_template::Stub_template): New method definition.
1812 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1813 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1814 (Stub_factory::Stub_factory): New method definition.
1815 * gold.h (string_hash): New template.
1816 * output.h (Input_section_specifier::hash_value): Use
1818 (Input_section_specifier::string_hash): Remove.
1819 * stringpool.cc (Stringpool_template::string_hash): Use
1822 2009-10-20 Doug Kwan <dougkwan@google.com>
1824 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1825 symbols of relaxed input sections.
1826 * output.h (Output_section::find_relaxed_input_section): Make
1829 2009-10-16 Doug Kwan <dougkwan@google.com>
1831 * dynobj.cc (Versions::Versions): Initialize version_script_.
1832 Only insert base version symbol definition for a shared object
1833 if version script defines any version versions.
1834 (Versions::define_base_version): New method definition.
1835 (Versions::add_def): Check that base version is not needed.
1836 (Versions::add_need): Define base version lazily.
1837 * dynobj.h (Versions::define_base_version): New method declaration.
1838 (Versions::needs_base_version_): New data member declaration.
1839 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1840 (check_DATA): Add no_version_test.stdout.
1841 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1843 * testsuite/Makefile.in: Regenerate.
1844 * testsuite/no_version_test.c: New file.
1845 * testsuite/no_version_test.sh: Ditto.
1847 2009-10-16 Doug Kwan <dougkwan@google.com>
1849 * expression.cc (class Segment_start_expression): New class definition.
1850 (Segment_start_expression::value): New method definition.
1851 (script_exp_function_segment_start): Return a new
1852 Segment_start_expression.
1853 * gold/script-c.h (script_saw_segment_start_expression): New function
1855 * script-sections.cc (Script_sections::Script_sections): Initialize
1856 SAW_SEGMENT_START_EXPRESSION_ to false.
1857 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1858 and -Tbbs options to specify section addresses if given in
1859 command line and no SEGMENT_START expression is seen in a script.
1860 * script-sections.h (Script_sections::saw_segment_start_expression,
1861 Script_sections::set_saw_segment_start_expression): New method
1863 (Script_sections::saw_segment_start_expression_): New data member
1865 * script.cc (script_saw_segment_start_expression): New function.
1866 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1867 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1868 script_test_7.sh and script_test_8.sh.
1869 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1870 script_test_8.stdout.
1871 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1872 (script_test_6, script_test_6.stdout, script_test_7,
1873 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1874 * Makefile.in: Regenerate.
1875 * testsuite/script_test_6.sh: New file.
1876 * testsuite/script_test_6.t: Same.
1877 * testsuite/script_test_7.sh: Same.
1878 * testsuite/script_test_7.t: Same.
1879 * testsuite/script_test_8.sh: Same.
1881 2009-10-16 Doug Kwan <dougkwan@google.com>
1883 * output.cc (Output_segment::set_section_list_address): Cast
1884 expressions to unsigned long long type to avoid format warnings.
1886 2009-10-15 Ian Lance Taylor <iant@google.com>
1888 * script.cc (Script_options::add_symbol_assignment): Always add a
1889 dot assignment to script_sections_.
1890 * script-sections.cc (Script_sections::add_dot_assignment):
1891 Initialize if necessary.
1893 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1894 program headers with no load segment if there is a linker script.
1896 * layout.cc (Layout::set_segment_offsets): Align the file offset
1897 to the segment aligment for -N or -n with no load segment.
1898 * output.cc (Output_segment::add_output_section): Don't crash if
1899 the first section is a TLS section.
1900 (Output_segment::set_section_list_addresses): Print an error
1901 message if the address moves backward in a linker script.
1902 * script-sections.cc
1903 (Output_section_element_input::set_section_addresses): Don't
1904 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1905 (Orphan_output_section::set_section_addresses): Likewise.
1907 2009-10-15 Doug Kwan <dougkwan@google.com>
1909 * layout.cc (Layout::finish_dynamic_section): Generate tags
1910 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1911 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1912 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1914 2009-10-14 Ian Lance Taylor <iant@google.com>
1916 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1918 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1919 data_shdr fields of relinfo.
1920 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1921 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1922 R_386_TLS_LDO_32, adjust based on section flags.
1923 (Target_i386::Relocate::fix_up_ldo): Remove.
1925 2009-10-13 Ian Lance Taylor <iant@google.com>
1927 Add support for -pie.
1928 * options.h (class General_options): Add -pie and
1930 (General_options::output_is_position_independent): Test -pie.
1931 (General_options::output_is_executable): Return true if not shared
1932 and not relocatable.
1933 (General_options::output_is_pie): Remove.
1934 * options.cc (General_options::finalize): Reject incompatible uses
1936 * gold.cc (queue_middle_tasks): A -pie link is not static.
1937 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1938 * symtab.cc (Symbol::final_value_is_known): Return false if
1939 output_is_position_independent.
1940 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1941 output_is_position_independent.
1942 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1943 output_is_position_independent.
1944 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1945 output_is_position_independent.
1946 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1948 (basic_pie_test.o, basic_pie_test): New targets.
1949 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1950 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1951 (two_file_pie_test): New target.
1952 * testsuite/Makefile.in: Rebuild.
1953 * README: Remove note saying that -pie is not supported.
1955 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1957 * options.h (class General_options): Add -init and -fini.
1958 * layout.cc (Layout::finish_dynamic_section): Emit
1959 given init and fini functions.
1961 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1963 * gc.h (gc_process_relocs): Check if icf is enabled using new
1965 * gold.cc (queue_initial_tasks): Likewise.
1966 (queue_middle_tasks): Likewise.
1967 * object.cc (do_layout): Likewise.
1968 * symtab.cc (is_section_folded): Likewise.
1969 * main.cc (main): Likewise.
1970 * reloc.cc (Read_relocs::run): Likewise.
1971 (Sized_relobj::do_scan_relocs): Likewise.
1972 * icf.cc (is_function_ctor_or_dtor): New function.
1973 (Icf::find_identical_sections): Check if function is ctor or dtor when
1975 * options.h (General_options::icf): Change option to be an enum.
1976 (Icf_status): New enum.
1977 (icf_enabled): New method.
1978 (icf_safe_folding): New method.
1979 (set_icf_status): New method.
1980 (icf_status_): New variable.
1981 * (options.cc) (General_options::finalize): Set icf_status_.
1982 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1983 icf_test and icf_keep_unique_test to use the --icf enum flag.
1984 * testsuite/icf_safe_test.sh: New file.
1985 * testsuite/icf_safe_test.cc: New file.
1987 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1989 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1990 includes to gc.h and icf.h.
1991 * arm.cc: Include gc.h.
1992 * gold.cc: Likewise.
1993 * i386.cc: Likewise.
1994 * powerpc.cc: Likewise.
1995 * sparc.cc: Likewise.
1996 * x86_64.cc: Likewise.
1997 * gc.h: Include icf.h.
1999 2009-10-11 Ian Lance Taylor <iant@google.com>
2001 * plugin.cc: Include "gold.h" before other header files.
2003 2009-10-10 Chris Demetriou <cgd@google.com>
2005 * options.h (Input_file_argument::Input_file_type): New enum.
2006 (Input_file_argument::is_lib_): Replace with...
2007 (Input_file_argument::type_): New member.
2008 (Input_file_argument::Input_file_argument): Take Input_file_type
2009 'type' rather than boolean 'is_lib' as second argument.
2010 (Input_file_argument::is_lib): Use type_.
2011 (Input_file_argument::is_searched_file): New function.
2012 (Input_file_argument::may_need_search): Handle is_searched_file.
2013 * options.cc (General_options::parse_library): Support -l:filename.
2014 (General_options::parse_just_symbols): Update for Input_file_argument
2016 (Command_line::process): Likewise.
2017 * archive.cc (Archive::get_file_and_offset): Likewise.
2018 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2019 * script.cc (read_script_file, script_add_file): Likewise.
2020 * fileread.cc (Input_file::Input_file): Likewise.
2021 (Input_file::will_search_for): Handle is_searched_file.
2022 (Input_file::open): Likewise.
2023 * readsyms.cc (Read_symbols::get_name): Likewise.
2024 * testsuite/Makefile.am (searched_file_test): New test.
2025 * testsuite/Makefile.in: Regenerate.
2026 * testsuite/searched_file_test.cc: New file.
2027 * testsuite/searched_file_test_lib.cc: New file.
2029 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2030 Ian Lance Taylor <iant@google.com>
2032 * descriptor.cc: Include <cstdio> and "binary-io.h".
2033 (Descriptors::open): Open the files in binary mode always.
2034 * script.cc (Lex::get_token): Treat \r as whitespace.
2036 2009-10-09 Ian Lance Taylor <iant@google.com>
2038 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2040 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2041 Ian Lance Taylor <iant@google.com>
2043 * configure.ac: Check for readv function also.
2044 * fileread.cc (readv): Define if not HAVE_READV.
2045 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2047 * config.in: Regenerate.
2048 * configure: Regenerate.
2050 2009-10-09 Doug Kwan <dougkwan@google.com>
2052 * layout.cc (Layout::make_output_section): Call target hook to make
2053 ordinary output section.
2054 (Layout::finalize): Adjust parameter list of call the
2055 Target::may_relax().
2056 * layout.h (class Layout::section_list): New method.
2057 * merge.h (Output_merge_base::entsize): Change visibility to public.
2058 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2060 (Output_merge_string::do_is_string): New method.
2061 * object.cc (Sized_relobj::do_setup): renamed from
2062 Sized_relobj::set_up.
2063 * object.h (Sized_relobj::adjust_shndx,
2064 Sized_relobj::initializ_input_to_output_maps,
2065 Sized_relobj::free_input_to_output_maps): Change visibilities to
2067 (Sized_relobj::setup): Virtualize.
2068 (Sized_relobj::do_setup): New method declaration.
2069 (Sized_relobj::invalidate_section_offset,
2070 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2071 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2072 * options.cc (parse_int): New function.
2073 * options.h (parse_int): New declaration.
2074 (DEFINE_int): New macro.
2075 (stub_group_size): New option.
2076 * output.cc (Output_section::Output_section): Initialize memebers
2077 merge_section_map_, merge_section_by_properties_map_,
2078 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2079 (Output_section::add_input_section): Handled deferred code-fill
2080 generation and remove an old comment.
2081 (Output_section::add_relaxed_input_section): New method definition.
2082 (Output_section::add_merge_input_section): Use merge section by
2083 properties map to speed to search. Update merge section maps
2085 (Output_section::build_relaxation_map): New method definition.
2086 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2088 (Output_section::relax_input_section): Renamed to
2089 Output_section::convert_input_sections_to_relaxed_sections and change
2090 interface to take a vector of pointers to relaxed sections.
2091 (Output_section::find_merge_section,
2092 Output_section::find_relaxed_input_section): New method definitions.
2093 (Output_section::is_input_address_mapped,
2094 Output_section::output_offset, Output_section::output_address):
2095 Use output section data maps to speed up searching.
2096 (Output_section::find_starting_output_address): Add comments.
2097 (Output_section::do_write,
2098 Output_section::write_to_postprocessing_buffer): Do code-fill
2099 generation as appropriate.
2100 (Output_section::get_input_sections): Invalidate relaxed input section
2102 (Output_section::restore_states): Adjust type of checkpoint .
2103 Invalidate relaxed input section map.
2104 * output.h (Output_merge_base): New class declaration.
2105 (Input_section_specifier): New class defintion.
2106 (class Output_relaxed_input_section) Change base class to
2107 Output_section_data_build.
2108 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2109 base class initializer.
2110 (Output_section::add_relaxed_input_section): New method declaration.
2111 (Output_section::Input_section): Change visibility to protected.
2112 (Output_section::Input_section::relobj,
2113 Output_section::Input_section::shndx): Handle relaxed input sections.
2114 Output_section::input_sections) Change visibility to protected. Also
2115 define overload to return a non-const pointer.
2116 (Output_section::Merge_section_properties): New class defintion.
2117 (Output_section::Merge_section_by_properties_map,
2118 Output_section::Output_section_data_by_input_section_map,
2119 Output_section::Relaxation_map): New types.
2120 (Output_section::relax_input_section): Rename method to
2121 Output_section::convert_input_sections_to_relaxed_sections and change
2122 interface to take a vector of relaxed section pointers.
2123 (Output_section::find_merge_section,
2124 Output_section::find_relaxed_input_section,
2125 Output_section::build_relaxation_map,
2126 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2127 New method declarations.
2128 (Output_section::merge_section_map_
2129 Output_section::merge_section_by_properties_map_,
2130 Output_section::relaxed_input_section_map_,
2131 Output_section::is_relaxed_input_section_map_valid_,
2132 Output_section::generate_code_fills_at_write_): New data members.
2133 * script-sections.cc
2134 (Output_section_element_input::set_section_addresses): Call
2135 current_data_size and addralign methods of relaxed input sections.
2136 (Orphan_output_section::set_section_addresses): Call current_data_size
2137 and addralign methods of relaxed input sections.
2138 * symtab.cc (Symbol_table::compute_final_value): Extract template
2139 from the body of Symbol_table::sized_finalize_symbol.
2140 (Symbol_table::sized_finalized_symbol): Call
2141 Symbol_table::compute_final_value.
2142 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2143 (Symbol_table::compute_final_value): New templated method declaration.
2144 * target.cc (Target::do_make_output_section): New method defintion.
2145 * target.h (Target::make_output_section): New method declaration.
2146 (Target::relax): Add more parameters for input objects, symbol table
2147 and layout. Adjust call to do_relax.
2148 (Target::do_make_output_section): New method declaration.
2149 (Target::do_relax): Add parameters for input objects, symbol table
2152 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2154 * pread.c: Include stdio.h.
2156 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2158 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2161 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2163 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2164 Change read_shndx type to unsigned int.
2165 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2167 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2168 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2169 Change read_shndx type to unsigned int.
2170 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2172 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2173 * layout.cc (Layout::create_symtab_sections): Cast the result of
2174 local_symcount * symsize to off_t in the gold_assert.
2176 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2178 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2179 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2181 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2182 (Arm_relocate_functions::thm_abs5): New function.
2183 (Arm_relocate_functions::abs12): New function.
2184 (Arm_relocate_functions::abs16): New function.
2185 (Arm_relocate_functions::base_abs): New function.
2186 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2187 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2188 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2190 (Scan::global): Likewise.
2191 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2192 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2193 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2194 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2197 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2199 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2200 (Arm_relocate_functions::movt_prel): New function.
2201 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2202 (Arm_relocate_functions::thm_movt_prel): New function.
2203 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2204 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2205 (Scan::global, Relocate::relocate): Likewise.
2206 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2208 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2210 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2211 Incremental_checker.
2212 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2214 (class Incremental_inputs_header): New class.
2215 (Incremental_inputs_header_writer): Edit comment.
2216 (Incremental_inputs_entry): New class.
2217 (Incremental_inputs_entry_writer): Edit comment.
2218 (Sized_incremental_binary::do_find_incremental_inputs_section):
2219 Add *strtab_shndx parameter, fill it.
2220 (Sized_incremental_binary::do_check_inputs): New method.
2221 (Incremental_checker::can_incrementally_link_output_file): Use
2222 Sized_incremental_binary::check_inputs.
2223 (Incremental_inputs::report_command_line): Save command line in
2226 (Incremental_binary::find_incremental_inputs_section): New
2228 (Incremental_binary::do_find_incremental_inputs_section): Add
2229 strtab_shndx parameter.
2230 (Incremental_binary::do_check_inputs): New pure virtual method.
2231 (Sized_incremental_binary::do_check_inputs): Declare.
2232 (Incremental_checker::Incremental_checker): Add incremental_inputs
2233 parameter, use it to initialize incremental_inputs_.
2234 (Incremental_checker::incremental_inputs_): New field.
2235 (Incremental_checker::command_line): New method.
2236 (Incremental_checker::inputs): New method.
2237 (Incremental_checker::command_line_): New field.
2239 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2241 * incremental.cc: Include <cstdarg> and "target-select.h".
2242 (vexplain_no_incremental): New function.
2243 (explain_no_incremental): New function.
2244 (Incremental_binary::error): New method.
2245 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2247 (make_sized_incremental_binary): New function.
2248 (open_incremental_binary): New function.
2249 (can_incrementally_link_file): Add checks if output is ELF and has
2251 * incremental.h: Include "elfcpp_file.h" and "output.h".
2252 (Incremental_binary): New class.
2253 (Sized_incremental_binary): New class.
2254 (open_incremental_binary): Declare.
2255 * object.cc (is_elf_object): Use
2256 elfcpp::Elf_recognizer::is_elf_file.
2257 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2258 * output.h (Output_file::filesize): New method.
2260 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2262 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2264 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2265 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2267 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2269 (Arm_relocate_functions::movw_abs_nc): New function.
2270 (Arm_relocate_functions::movt_abs): New function.
2271 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2272 (Arm_relocate_functions::thm_movt_abs): New function.
2273 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2274 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2275 (Scan::global): Likewise.
2276 (Relocate::relocate): Likewise.
2277 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2279 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2281 * arm.cc (Arm_relocate_functions::got_prel) New function.
2282 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2283 (Relocate::relocate): Likewise.
2284 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2286 2009-10-06 Ian Lance Taylor <iant@google.com>
2288 * options.h (class General_options): Define
2289 split_stack_adjust_size parameter.
2290 * object.h (class Object): Add uses_split_stack_ and
2291 has_no_split_stack_ fields. Add uses_split_stack and
2292 has_no_split_stack accessor functions. Declare
2293 handle_split_stack_section.
2294 (class Reloc_symbol_changes): Define.
2295 (class Sized_relobj): Define Function_offsets. Declare
2296 split_stack_adjust, split_stack_adjust_reltype, and
2298 * object.cc (Object::handle_split_stack_section): New function.
2299 (Sized_relobj::do_layout): Call handle_split_stack_section.
2300 * dynobj.cc (Sized_dynobj::do_layout): Call
2301 handle_split_stack_section.
2302 * reloc.cc (Sized_relobj::relocate_sections): Call
2303 split_stack_adjust for executable sections in split_stack
2304 objects. Pass reloc_map to relocate_section.
2305 (Sized_relobj::split_stack_adjust): New function.
2306 (Sized_relobj::split_stack_adjust_reltype): New function.
2307 (Sized_relobj::find_functions): New function.
2308 * target-reloc.h: Include "object.h".
2309 (relocate_section): Add reloc_symbol_changes parameter. Change
2311 * target.h (class Target): Add calls_non_split method. Declare
2312 do_calls_non_split virtual method. Declare match_view and
2314 * target.cc: Include "elfcpp.h".
2315 (Target::do_calls_non_split): New function.
2316 (Target::match_view): New function.
2317 (Target::set_view_to_nop): New function.
2318 * gold.cc (queue_middle_tasks): Give an error if mixing
2319 split-stack and non-split-stack objects with -r.
2320 * i386.cc (Target_i386::relocate_section): Add
2321 reloc_symbol_changes parameter.
2322 (Target_i386::do_calls_non_split): New function.
2323 * x86_64.cc (Target_x86_64::relocate_section): Add
2324 reloc_symbol_changes parameter.
2325 (Target_x86_64::do_calls_non_split): New function.
2326 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2328 * powerpc.cc (Target_powerpc::relocate_section): Add
2329 reloc_symbol_changes parameter.
2330 * sparc.cc (Target_sparc::relocate_section): Add
2331 reloc_symbol_changes parameter.
2332 * configure.ac: Call AM_CONDITIONAL for the default target.
2333 * configure: Rebuild.
2334 * testsuite/Makefile.am (TEST_AS): New variable.
2335 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2336 (check_DATA): Add split_i386 and split_x86_64 files.
2337 (SPLIT_DEFSYMS): Define.
2338 (split_i386_[1234n].o): New targets.
2339 (split_i386_[124]): New targets.
2340 (split_i386_[1234r].stdout): New targets.
2341 (split_x86_64_[1234n].o): New targets.
2342 (split_x86_64_[124]): New targets.
2343 (split_x86_64_[1234r].stdout): New targets.
2344 (MOSTLYCLEANFILES): Add new executables.
2345 * testsuite/split_i386.sh: New file.
2346 * testsuite/split_x86_64.sh: New file.
2347 * testsuite/split_i386_1.s: New file.
2348 * testsuite/split_i386_2.s: New file.
2349 * testsuite/split_i386_3.s: New file.
2350 * testsuite/split_i386_4.s: New file.
2351 * testsuite/split_i386_n.s: New file.
2352 * testsuite/split_x86_64_1.s: New file.
2353 * testsuite/split_x86_64_2.s: New file.
2354 * testsuite/split_x86_64_3.s: New file.
2355 * testsuite/split_x86_64_4.s: New file.
2356 * testsuite/split_x86_64_n.s: New file.
2357 * testsuite/testfile.cc (Target_test): Update relocation_section
2359 * testsuite/Makefile.in: Rebuild.
2361 2009-10-06 Ian Lance Taylor <iant@google.com>
2363 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2364 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2365 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2366 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2367 the address on ldo_addrs_.
2368 (Target_i386::Relocate::fix_up_ldo): New function.
2370 2009-10-06 Rafael Espindola <espindola@google.com>
2372 * plugin.cc (add_input_library): New.
2373 (Plugin::load): Add add_input_library to tv.
2374 (Plugin_manager::add_input_file): Add the is_lib argument.
2375 (add_input_file): Update call to Plugin_manager::add_input_file.
2376 (add_input_library): New.
2377 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2379 2009-09-30 Doug Kwan <dougkwan@google.com>
2381 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2382 symbol and call Symbol::may_need_copy_reloc to determine if
2383 a copy reloc is needed.
2384 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2385 nocopyreloc is given in command line.
2386 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2387 given in command line.
2388 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2389 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2390 of the removed Target_i386::may_need_copy_reloc.
2391 * options.h (copyreloc): New option with default value false.
2392 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2393 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2394 instead of the removed Target_powerpc::may_need_copy_reloc.
2395 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2396 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2397 instead of the removed Target_sparc::may_need_copy_reloc.
2398 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2399 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2400 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2401 instead of the removed Target_x86_64::may_need_copy_reloc.
2403 2009-09-30 Ian Lance Taylor <iant@google.com>
2405 * object.h (class Object): Remove target_ field, and target,
2406 sized_target, and set_target methods.
2407 (Object::sized_target): Remove.
2408 (class Sized_relobj): Update declarations. Remove sized_target.
2409 * object.cc (Sized_relobj::setup): Remove target parameter.
2411 (Input_objects::add_object): Don't do anything with the target.
2412 (make_elf_sized_object): Add punconfigured parameter. Change all
2413 callers. Set or test parameter target.
2414 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2416 * parameters.cc (Parameters::set_target): Change parameter type to
2418 (Parameters::default_target): Remove.
2419 (set_parameters_target): Change parameter type to be non-const.
2420 (parameters_force_valid_target): New function.
2421 (parameters_clear_target): New function.
2422 * parameters.h (class Parameters): Update declarations. Remove
2423 default_target method. Add sized_target and clear_target
2424 methods. Change target_ to be non-const.
2425 (set_parameters_target): Update declaration.
2426 (parameters_force_valid_target): Declare.
2427 (parameters_clear_target): Declare.
2428 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2429 as NULL if we aren't searching.
2430 (Add_symbols::run): Don't check for compatible target.
2431 * fileread.cc (Input_file::open_binary): Call
2432 parameters_force_valid_target.
2433 * gold.cc (queue_middle_tasks): Likewise.
2434 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2435 set_target on object.
2436 * dynobj.h (class Sized_dynobj): Update declarations.
2437 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2438 make_elf_object returns NULL.
2439 (Archive::include_member): Don't check whether object target is
2441 * output.cc (Output_section::add_input_section): Get target from
2443 (Output_section::relax_input_section): Likewise.
2444 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2446 (Sized_relobj::do_scan_relocs): Likewise.
2447 (Sized_relobj::relocate_sections): Likewise.
2448 * resolve.cc (Symbol_table::resolve): Likewise.
2449 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2450 parameter. Change all callers.
2451 (Symbol_table::add_from_object): Get target from parameters.
2452 (Symbol_table::add_from_relobj): Don't check object target.
2453 (Symbol_table::add_from_dynobj): Likewise.
2454 (Symbol_table::define_special_symbol): Get target from
2456 * symtab.h (class Symbol_table): Update declaration.
2457 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2458 parameter. Change all callers. Clear parameter target.
2459 (Binary_test): Test target here.
2460 * testsuite/object_unittest.cc (gold_testsuite): Remove
2461 target_test_pointer parameter. Change all callers.
2462 (Object_test): Test target here.
2464 2009-09-26 Ian Lance Taylor <iant@google.com>
2466 * testsuite/initpri1.c: Don't try to use constructor priorities if
2467 compiling with gcc before 4.3.
2469 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2471 * testsuite/retain_symbols_file_test.sh (check_present): Change
2472 output file name to retain_symbols_file_test.stdout.
2473 (check_absent): Likewise.
2475 2009-09-18 Craig Silverstein <csilvers@google.com>
2477 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2478 * options.cc: Include <cerrno> and <fstream>.
2479 (General_options::finalize): Parse -retain-symbols-file tag.
2480 * options.h: New flag.
2481 (General_options): New method should_retain_symbol, new
2482 variable symbols_to_retain.
2483 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2484 should_retain_symbol map.
2485 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2486 * testsuite/Makefile.in: Regenerate.
2487 * testsuite/retain_symbols_file_test.sh: New file.
2489 2009-09-18 Nick Clifton <nickc@redhat.com>
2491 * po/es.po: Updated Spanish translation.
2493 2009-09-17 Doug Kwan <dougkwan@google.com>
2495 * debug.h (DEBUG_RELAXATION): New constant.
2496 (DEBUG_ALL): Add DEBUG_RELAXATION.
2497 (debug_string_to_enum): Add relaxation debug option.
2499 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2500 Layout::Relaxation_debug_check::read_sections,
2501 Layout::Relaxation_debug_check::read_sections): New method definitions.
2502 (Layout::Layout): Initialize data members
2503 record_output_section_data_from_scrips_,
2504 script_output_section_data_list_ and relaxation_debug_check_.
2505 (Layout::save_segments, Layout::restore_segments,
2506 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2507 Layout::relaxation_loop_body): New method definitions.
2508 (Layout::finalize): Support relaxation. Move section layout code to
2509 Layout::relaxation_loop_body.
2510 (Layout::set_asection_address_from_script): Move code for orphan
2511 section placement out.
2512 (Layout::place_orphan_sections_in_script): New method definition.
2513 * layout.h (Output_segment_headers, Output_file_header):
2514 New forward class declarations.
2515 (Layout::~Layout): Define.
2516 (Layout::new_output_section_data_from_script): New method definition.
2517 (Layout::place_orphan_sections_in_script): New method declaration.
2518 (Layout::Segment_states): New type declaration.
2519 (Layout::save_segments, Layout::restore_segments,
2520 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2521 Layout::relaxation_loop_body): New method declarations.
2522 (Layout::Output_section_data_list): New type declaration.
2523 (Layout::Relaxation_debug_check): New class definition.
2524 (Layout::record_output_section_data_from_script_,
2525 Layout::script_output_section_data_list_, Layout::segment_states_,
2526 Layout::relaxation_debug_check_): New data members.
2527 * output.cc: (Output_section_headers::do_size): New method definition.
2528 (Output_section_headers::Output_section_headers): Move size
2529 computation to Output_section_headers::do_size.
2530 (Output_segment_headers::do_size): New method definition.
2531 (Output_file_header::Output_file_header): Move size computation to
2532 Output_file_header::do_size and call it.
2533 (Output_file_header::do_size): New method definition.
2534 (Output_data_group::Output_data_group): Adjust call to
2535 Output_section_data.
2536 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2537 (Output_symtab_xindex::do_write): Add array bound check.
2538 (Output_section::Input_section::print_to_mapfile): Handle
2539 RELAXED_INPUT_SECTION_CODE.
2540 (Output_section::Output_section): Initialize data member checkpoint_.
2541 (Output_section::~Output_section): Delete checkpoint object pointed
2543 (Output_section::add_input_section): Always add an Input_section if
2545 (Output_section::add_merge_input_section): Add assert.
2546 (Output_section::relax_input_section): New method definition.
2547 (Output_section::set_final_data_size): Set load address to zero for
2548 an unallocated section.
2549 (Output_section::do_address_and_file_offset_have_reset_values):
2550 New method definition.
2551 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2552 Handle relaxed input section.
2553 (Output_section::sort_attached_input_sections): Checkpoint input
2554 section list lazily.
2555 (Output_section::get_input_sections): Change type of input_sections to
2556 list of Simple_input_section pointers. Checkpoint input section list
2557 lazily. Also handle relaxed input sections.
2558 (Output_section::add_input_section_for_script): Take a reference to
2559 a Simple_input_section object instead of Relobj pointer and section
2560 index as parameter. Handle relaxed input sections.
2561 (Output_section::save_states, Output_section::restore_states): New
2563 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2564 (Output_data::is_data_size_fixed): New method definition.
2565 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2567 (Output_data::address_and_file_offset_have_reset_values): New method
2569 (Output_data::do_address_and_file_offset_have_reset_values): New method
2571 (Output_data::set_data_size): Check that data size is not fixed.
2572 (Output_data::fix_data_size): New method definition.
2573 (Output_data::is_data_size_fixed_): New data member.
2574 (Output_section_headers::set_final_data_size): New method definition.
2575 (Output_section_headers::do_size): New method declaration.
2576 (Output_segment_headers::set_final_data_size): New method definition.
2577 (Output_segment_headers::do_size): New method declaration.
2578 (Output_file_header::set_final_data_size)::New method definition.
2579 (Output_file_header::do_size)::New method declaration.
2580 (Output_section_data::Output_section_data): Add new parameter
2581 is_data_size_fixed and use it to fix data size.
2582 (Output_data_const::Output_data_const): Adjust call to base class
2583 constructor and fix data size.
2584 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2585 base class constructor and fix data size.
2586 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2587 base class constructor and fix data size.
2588 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2589 class constructor and fix data size.
2590 (Output_data_group::set_final_data_size): New method definition.
2591 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2592 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2593 class constructor and fix data size.
2594 (Output_relaxed_input_section): New class definition.
2595 (Output_section::Simple_input_section): New class definition.
2596 (Output_section::get_input_sections): Adjust parameter list.
2597 (Output_section::add_input_section_for_script): Same.
2598 (Output_section::save_states, Output_section::restore_states,
2599 Output_section::do_address_and_file_offset_have_reset_values,
2600 (Output_section::Input_section::Input_section): Handle
2601 RELAXED_INPUT_SECTION_CODE. Add new overload for
2602 Output_relaxed_input_section.
2603 (Output_section::Input_section::is_input_section,
2604 Output_section::Input_section::set_output_section): Handle relaxed
2606 (Output_section::Input_section::is_relaxed_input_section,
2607 Output_section::Input_section::output_section_data,
2608 Output_section::Input_section::relaxed_input_section): New method
2610 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2612 (Output_section::Input_section::u1_): Update comments.
2613 (Output_section::Input_section::u2_): Add new union member poris.
2614 (Output_section::Checkpoint_output_section): New classs definition.
2615 (Output_section::relax_input_section): New method declaration.
2616 (Output_section::checkpoint_): New data member.
2617 (Output_segment): Update comments.
2618 (Output_segment::Output_segment): Un-privatize copy constructor.
2619 (Output_segment::operator=): Un-privatize.
2620 * script-sections.cc (Output_section_element::Input_section_list):
2621 Change element type to Output_section::Simple_input_section.
2622 (Output_section_element_dot_assignment::set_section_addresses):
2623 Register output section data for relaxation clean up.
2624 (Output_data_exression::Output_data_expression): Adjust call to base
2625 constructor to fix data size.
2626 (Output_section_element_data::set_section_addresses): Register
2627 Output_data_expression object for relaxation clean up.
2628 (struct Input_section_info): Replace Relobj pointer and section index
2629 pair with Output_section::Simple_input_section and Convert struct to a
2631 (Input_section_sorter::operator()): Adjust access to
2632 Input_section_info data member to use accessors.
2633 (Output_section_element_input::set_section_addresses): Use layout
2634 parameter. Adjust code to use Output_section::Simple_input_section
2635 and Input_secction_info classes. Register filler for relaxation
2637 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2638 and section index pair with Output_section::Simple_input_section
2639 class. Adjust code accordingly.
2640 (Phdrs_element::release_segment): New method definition.
2641 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2643 (Script_sections::release_segments): New method definition.
2644 * gold/script-sections.h (Script_sections::release_segments): New
2646 * gold/target.h (Target::may_relax, Target::relax,
2647 Target::do_may_relax, Target::do_relax): New method definitions.
2649 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2651 * arm.cc (has_signed_unsigned_overflow): New function.
2652 (Arm_relocate_functions::abs8): New function.
2653 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2654 (Target_arm::Scan::global): Likewise.
2655 (Target_arm::relocate::relocate): Likewise.
2656 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2659 2009-09-16 Cary Coutant <ccoutant@google.com>
2661 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2662 * testsuite/Makefile.in: Regenerate.
2664 2009-09-11 Nick Clifton <nickc@redhat.com>
2666 * po/gold.pot: Updated by the Translation project.
2668 2009-09-08 Cary Coutant <ccoutant@google.com>
2670 * output.cc (Output_file::open): Add execute permission to empty file.
2671 * testsuite/Makefile.am (permission_test): New test.
2672 * testsuite/Makefile.in: Regenerate.
2674 2009-09-02 Ian Lance Taylor <iant@google.com>
2676 * output.cc (Output_file::resize): Call map_no_anonymous rather
2679 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2681 * gold.cc: Include "incremental.h".
2682 (queue_initial_tasks): Call Incremental_checker methods.
2683 * incremental.cc: Include "output.h".
2684 (Incremental_checker::can_incrementally_link_output_file): New
2686 * incremental.h (Incremental_checker): New class.
2688 * output.cc (Output_file::open_for_modification): New method.
2689 (Output_file::map_anonymous): Changed return type to bool. Record
2691 (Output_file::map_no_anonymous): New method, broken out of map.
2692 (Output_file::map): Use map_no_anonymous and map_anonymous.
2693 * output.h (class Output_file): Update declarations.
2695 2009-08-24 Cary Coutant <ccoutant@google.com>
2697 * options.h (Command_line::Pre_options): New class.
2698 (Command_line::pre_options): New member.
2699 * options.cc (gold::options::ready_to_register): New variable.
2700 (One_option::register_option): Do nothing if not registering options.
2701 Assert if same short option registered twice.
2702 (General_options::General_options): Turn off option registration when
2704 (Command_line::Pre_options::Pre_options): New constructor.
2706 2009-08-24 Cary Coutant <ccoutant@google.com>
2708 * options.h (General_options::no_keep_memory): Remove incorrect
2711 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2713 * Makefile.am (am__skiplex, am__skipyacc): New.
2714 * Makefile.in: Regenerate.
2716 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2718 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2719 (INCLUDES): ... this.
2720 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2721 (AM_CPPFLAGS): Renamed from ...
2722 (INCLUDE): ... this.
2723 * Makefile.in, testsuite/Makefile.in: Regenerate.
2725 * Makefile.in: Regenerate.
2726 * aclocal.m4: Likewise.
2727 * config.in: Likewise.
2728 * configure: Likewise.
2729 * testsuite/Makefile.in: Likewise.
2731 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2732 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2733 * Makefile.in: Regenerate.
2734 * testsuite/Makefile.in: Regenerate.
2736 2009-08-19 Cary Coutant <ccoutant@google.com>
2738 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2739 symbols in shared libraries overridden by hidden or internal symbols
2740 in the main program.
2742 2009-08-19 Chris Demetriou <cgd@google.com>
2744 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2745 checking source file names in error messages.
2747 2009-08-18 Doug Kwan <dougkwan@google.com>
2749 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2750 an elcpp::Ehdr as parameter. Adjust call to set_target.
2751 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2752 an elfcpp::Ehdr as parameter.
2753 * object.cc (Object::set_target): Remove the version that looks up
2754 a target and sets it.
2755 (Sized_relobj::setup): Take a Target object instead of
2756 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2757 (make_elf_sized_object): Find target and ask target to
2759 * object.h: (Object::set_target): Remove the version that looks up
2760 a target and sets it.
2761 (Sized_relobj::setup): Take a Target object instead of
2762 an elfcpp:Ehdr as parameter.
2763 * target.cc: Include dynobj.h.
2764 (Target::do_make_elf_object_implementation): New.
2765 (Target::do_make_elf_object): New.
2766 * target.h (Target::make_elf_object): New template declaration.
2767 (Target::do_make_elf_object): New method declarations.
2768 (Target::do_make_elf_object_implementation): New template declaration.
2770 2009-08-14 Ian Lance Taylor <iant@google.com>
2772 * gold.h (FUNCTION_NAME): Define.
2773 (gold_unreachable): Use FUNCTION_NAME.
2775 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2777 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2778 symbol in the --keep-unique list is not found.
2780 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2782 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2783 been maked as --keep-unique.
2784 (Icf::unfold_section): New function.
2785 * icf.h (Icf::unfold_section): New function.
2786 * options.h (General_options::keep_unique): New option.
2787 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2788 * testsuite/Makefile.in: Regenerate.
2789 * testsuite/icf_keep_unique_test.sh: New file.
2790 * testsuite/icf_keep_unique_test.cc: New file.
2792 2009-08-12 Cary Coutant <ccoutant@google.com>
2795 * resolve.cc (Symbol_table::resolve): Check for references from
2796 dynamic objects to hidden and internal symbols.
2797 * testsuite/Makefile.am (hidden_test.sh): New test.
2798 * testsuite/Makefile.in: Regenerate.
2799 * testsuite/hidden_test.sh: New script.
2800 * testsuite/hidden_test_1.c: New test source.
2801 * testsuite/hidden_test_main.c: New test source.
2803 2009-08-11 Doug Kwan <dougkwan@google.com>
2805 * arm.cc: Update comments.
2806 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2807 segment to locate the .ARM.exidx section if present.
2809 2009-08-09 Doug Kwan <dougkwan@google.com>
2811 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2814 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2815 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2818 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2820 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2821 valid tls_segment only for non-debug-section relocations.
2822 * testsuite/Makefile.am: Add gc_tls_test.
2823 * testsuite/Makefile.in: Regenerate.
2824 * testsuite/gc_tls_test.cc: New file.
2825 * testsuite/gc_tls_test.sh: New file.
2827 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2831 * Makefile.am (CCFILES): Add icf.cc.
2833 * Makefile.in: Regenerate.
2834 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2835 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2836 section, symbol and addend information for the relocs.
2837 * gold.cc (queue_middle_tasks): Call identical code folding.
2838 * gold.h: Add defines for multimap.
2839 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2840 to the call of finalize_local_symbols.
2841 * main.cc (main): Create object of class Icf.
2842 * object.cc (Sized_relobj::do_layout): Allow this function to be
2843 called twice during icf.
2844 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2845 to sections marked as identical by icf.
2846 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2848 (Sized_relobj::do_section_entsize): New function.
2849 * object.h (Object::section_entsize): New function.
2850 (Object::do_section_entsize): New pure virtual function.
2851 (Relobj::finalize_local_symbols): Add new parameter.
2852 (Relobj::do_section_entsize): New function.
2853 * options.h (General_options::icf): New option.
2854 (General_options::icf_iterations): New option.
2855 (General_options::print_icf_sections): New option.
2856 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2857 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2858 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2860 * symtab.cc (Symbol_table::is_section_folded): New function.
2861 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2862 to sections marked as identical by icf.
2863 * symtab.h (Symbol_table::set_icf): New function.
2864 (Symbol_table::icf): New function.
2865 (Symbol_table::is_section_folded): New function.
2866 (Symbol_table::icf_): New data member.
2867 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2868 * testsuite/Makefile.am: Add commands to build icf_test.
2869 * testsuite/Makefile.in: Regenerate.
2870 * testsuite/icf_test.sh: New file.
2871 * testsuite/icf_test.cc: New file.
2873 2009-07-24 Chris Demetriou <cgd@google.com>
2875 * layout.cc (is_compressible_debug_section): Fix incorrect
2876 comment about compressed section names.
2878 2009-07-20 Ian Lance Taylor <ian@airs.com>
2881 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2883 2009-07-16 Ian Lance Taylor <iant@google.com>
2886 * layout.h: #include <map>.
2887 (class Kept_section): Change from struct to class. Add accessors
2888 and setters. Add section size to Comdat_group mapping. Change
2889 Comdat_group to std::map. Add is_comdat_ field. Add
2890 linkonce_size field in union.
2891 (class Layout): Update declaration of find_or_add_kept_section.
2892 Don't declare find_kept_object.
2893 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2894 parameter. Add object, shndx, is_comdat, and is_group_name
2895 parameters. Change all callers. Adjust for new Kept_section.
2896 (Layout::find_kept_object): Remove.
2897 * object.cc (Sized_relobj::include_section_group): Update use of
2898 Kept_section. Rename secnum to shndx. Only record
2899 Kept_comdat_section if sections are the same size.
2900 (Sized_relobj::include_linkonce_section): Update use of
2901 Kept_section. Only record Kept_comdat_section if sections are the
2902 same size. Set size of linkonce section.
2903 (Sized_relobj::map_to_kept_section): Update call to
2904 get_kept_comdat_section.
2905 * object.h (class Sized_relobj): Rename fields in
2906 Kept_comdat_section to drop trailing underscores; change object
2907 field to Relobj*. Change Kept_comdat_section_table to store
2908 struct rather than pointer.
2909 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2910 Add kept_object and kept_shndx parameters. Change all callers.
2911 (Sized_relobj::get_kept_comdat_section): Change return type to
2912 bool. Add kept_object and kept_shndx parameters. Change all
2914 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2915 Layout::find_or_add_kept_section.
2917 2009-07-09 Ian Lance Taylor <iant@google.com>
2919 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2920 Reserve space in the hash table.
2922 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2924 * fileread.cc (File_read::get_mtime): New method.
2925 * fileread.h (Timespec): New structure.
2926 (File_read::get_mtime): New method.
2927 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2928 Renamed from timestamp_nsec.
2929 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2931 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2933 (Incremental_inputs::report_archive): Save mtime; style fix.
2934 (Incremental_inputs::report_obejct): Save mtime; style fix.
2935 (Incremental_inputs::report_script): Save mtime; style fix.
2936 (Incremental_inputs::finalize_inputs): Style fix.
2937 (Incremental_inputs::finalize): Style fix.
2938 (Incremental_inputs::create_input_section_data): Store inputs
2940 * incremental.h (Incremental_inputs::report_script): Add mtime
2942 (Incremental_inputs::Input_info::Input_info): Intialize only one
2944 (Incremental_inputs::Input_info::archive): Move to nameless
2946 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2947 (Incremental_inputs::Input_info::script): Move to nameless union.
2948 (Incremental_inputs::mtime): New field.
2949 * script.cc (read_input_script): Pass file mtime to
2951 * script.h (Script_info::inputs): Style fix.
2953 2009-07-01 Ian Lance Taylor <ian@airs.com>
2955 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2958 2009-06-24 Ian Lance Taylor <iant@google.com>
2961 * layout.cc (Layout::choose_output_section): If we find an
2962 existing section, update the flags.
2963 (Layout::create_notes): New function, broken out of
2965 (Layout::finalize): Don't create note sections.
2966 (Layout::create_note): Don't crash if linker script discards
2968 (Layout::create_gold_note): Likewise.
2969 (Layout::create_build_id): Likewise. Don't set
2970 after_input_sections on the section.
2971 (Layout::create_executable_stack_info): Remove target parameter.
2973 * layout.h (class Layout): Declare create_notes. Update
2974 declaration of create_executable_stack_info.
2975 * gold.cc (queue_middle_tasks): Call create_notes.
2976 * output.cc (Output_section::update_flags_for_input_section): Move
2977 here from output.h. If SHF_ALLOC flag is newly set, mark address
2979 * output.h (Output_data::mark_address_invalid): New function.
2980 (class Output_section): Only declare, not define,
2981 update_flags_for_input_section. Remove set_flags.
2983 2009-06-24 Ian Lance Taylor <iant@google.com>
2985 * script-sections.cc (Output_section_definition::
2986 set_section_addresses): Rename shadowing local load_address to
2989 2009-06-24 Ian Lance Taylor <iant@google.com>
2992 * reloc.cc (relocate_sections): Skip empty relocation sections.
2994 2009-06-23 Ian Lance Taylor <iant@google.com>
2997 * layout.cc (Layout::create_note): Use choose_output_section
2998 rather than make_output_section.
3000 2009-06-23 Ian Lance Taylor <iant@google.com>
3003 * options.cc (General_options::parse_V): Set printed_version_.
3004 (General_options::General_options): Initialize printed_version_.
3005 * options.h (class General_options): Add printed_version_ field.
3006 * gold.cc (queue_initial_tasks): If there are no input files,
3007 don't give a fatal error if we printed the version information.
3008 (queue_middle_tasks): If using -r with a shared object, give a
3009 fatal error rather than an ordinary error.
3011 2009-06-23 Ian Lance Taylor <iant@google.com>
3014 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3015 (Layout::make_output_section): Set have_stabstr_section_ if we see
3016 a .stab*str section.
3017 (Layout::finalize): Call link_stabs_sections.
3018 (Layout::link_stabs_sections): New file.
3019 * layout.h (class Layout): Add have_stabstr_section_ field.
3020 Declare link_stabs_sections.
3022 2009-06-23 Doug Kwan <dougkwan@google.com>
3024 * Makefile.am (libgold_a_LIBADD): New.
3025 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3026 * Makefile.in: Regenerate.
3027 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3028 * configure: Regenerate.
3029 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3030 * fileread.cc: Include sys/state.h
3031 * gold.h: Declare memmem and strndup if found missing.
3032 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3034 2009-06-23 Ian Lance Taylor <iant@google.com>
3036 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3037 * configure: Rebuild.
3039 2009-06-23 Ian Lance Taylor <iant@google.com>
3042 * object.cc (Object::section_contents): Don't try to get a view if
3043 the section has length zero.
3044 (Object::handle_gnu_warning_section): If the section is empty, use
3045 the name of the section as the warning.
3047 2009-06-23 Ian Lance Taylor <iant@google.com>
3050 * stringpool.h (class Stringpool_template): Add optimize_ field.
3051 (Stringpool_template::set_optimize): New function.
3052 * stringpool.cc (Stringpool_template::Stringpool_template):
3053 Initialize optimize_ field.
3054 (Stringpool_template::set_string_offsets): Test local optimize
3055 fild rather than parameter.
3056 * layout.cc (Layout::Layout): Call set_optimize on the section
3059 2009-06-22 Ian Lance Taylor <iant@google.com>
3062 * yyscript.y: Parse TARGET.
3063 * script.cc (script_set_target): New function.
3064 * script-c.h (script_set_target): Declare.
3065 * options.cc (General_options::string_to_object_format): Rename
3066 from string_to_object_format in anonymous namespace. Change
3068 * options.h (class General_options): Declare
3069 string_to_object_format.
3071 2009-06-22 Ian Lance Taylor <iant@google.com>
3073 * script-sections.cc (Script_sections::create_segments): Don't put
3074 program headers in a PT_LOAD segment if -n or -N.
3076 2009-06-22 Ian Lance Taylor <iant@google.com>
3079 * options.h (class General_options): Add -z lazy and -z now. Sort
3080 -z options into alphabetical order.
3081 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3083 2009-06-21 Ian Lance Taylor <iant@google.com>
3085 * layout.cc (Layout::make_output_section): Call
3086 Target::new_output_section.
3087 (Layout::attach_allocated_section_to_segment): Put large section
3088 sections in a separate load segment with the large segment flag
3090 (Layout::segment_precedes): Sort large data segments after other
3092 (align_file_offset): New static function.
3093 (Layout::set_segment_offsets): Use align_file_offset.
3094 * output.h (class Output_section): Add is_small_section_ and
3095 is_large_section_ fields.
3096 (Output_section::is_small_section): New function.
3097 (Output_section::set_is_small_section): New function.
3098 (Output_section::is_large_section): New function.
3099 (Output_section::set_is_large_section): New function.
3100 (Output_section::is_large_data_section): New function.
3101 (class Output_segment): Add is_large_data_segment_ field.
3102 (Output_segment::is_large_data_segment): New function.
3103 (Output_segment::set_is_large_data_segment): New function.
3104 * output.cc (Output_section::Output_section): Initialize new
3106 (Output_segment::Output_segment): Likewise.
3107 (Output_segment::add_output_section): Add assertion that large
3108 data sections always go in large data segments. Force small data
3109 sections to the end of the list of data sections. Force small BSS
3110 sections to the start of the list of BSS sections. For large BSS
3111 sections to the end of the list of BSS sections.
3112 * symtab.h (class Symbol): Declare is_common_shndx.
3113 (Symbol::is_defined): Check Symbol::is_common_shndx.
3114 (Symbol::is_common): Likewise.
3115 (class Symbol_table): Define enum Commons_section_type. Update
3116 declarations. Add small_commons_ and large_commons_ fields.
3117 * symtab.cc (Symbol::is_common_shndx): New function.
3118 (Symbol_table::Symbol_table): Initialize new fields.
3119 (Symbol_table::add_from_object): Put small and large common
3120 symbols in the right list.
3121 (Symbol_table::sized_finalized_symbol): Check
3122 Symbol::is_common_shndx.
3123 (Symbol_table::sized_write_globals): Likewise.
3124 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3125 common symbol lists. Don't call do_allocate_commons_list if the
3127 (Symbol_table::do_allocate_commons_list): Remove is_tls
3128 parameter. Add comons_section_type parameter. Change all
3129 callers. Handle small and large common symbols.
3130 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3131 Symbol::is_common_shndx.
3132 * resolve.cc (symbol_to_bits): Likewise.
3133 * target.h (Target::small_common_shndx): New function.
3134 (Target::small_common_section_flags): New function.
3135 (Target::large_common_shndx): New function.
3136 (Target::large_common_section_flags): New function.
3137 (Target::new_output_section): New function.
3138 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3139 small_common_section_flags, and large_common_section_flags
3141 (Target::do_new_output_section): New virtual function.
3142 * arm.cc (Target_arm::arm_info): Initialize new fields.
3143 * i386.cc (Target_i386::i386_info): Likewise.
3144 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3146 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3147 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3148 (Target_x86_64::do_new_output_section): New function.
3149 * configure.ac: Define conditional MCMODEL_MEDIUM.
3150 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3151 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3152 (large_LDFLAGS): Define.
3153 * testsuite/large.c: New file.
3154 * testsuite/testfile.cc (Target_test::test_target_info):
3155 Initialize new fields.
3156 * configure, testsuite/Makefile.in: Rebuild.
3158 2009-06-05 Doug Kwan <dougkwan@google.com>
3160 * Makefile.am (CCFILES): Add target.cc.
3161 * Makefile.in: Regenerate.
3162 * i386.cc (class Target_i386): Define new virtual method to
3163 override do_is_local_label_name in parent.
3164 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3165 local symbols if --discard-locals or -X is given.
3166 * options.h (class General_options): Declare new options
3167 '--discard-locals' and '-X' for discarding locals.
3168 * target.h (class Target): Define new methods is_local_label_name.
3169 Declare new virtual method do_is_local_label_name.
3170 * target.cc: New file.
3171 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3172 (check_SCRIPTS): Add discard_locals_test.sh.
3173 (check_DATA): Add discard_local_tests.syms.
3174 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3175 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3176 * testsuite/Makefile.in: Regenerate.
3177 * testsuite/discard_locals_test.c: New file.
3178 * testsuite/discard_locals_test.sh: Same.
3180 2009-06-05 Doug Kwan <dougkwan@google.com>
3182 * object.cc (Sized_relobj::Sized_relobj): Initialize
3183 discarded_eh_frame_shndx_ to -1U.
3184 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3186 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3187 a discarded .eh_frame section.
3188 (Sized_relobj::do_finalize_local_symbols): Ditto.
3189 * object.h (class Sized_relobj): Declare new member
3190 discarded_eh_frame_shndx_.
3191 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3192 (local_labels_test.o, local_labels_test): New rules.
3193 * testsuite/Makefile.in: Regenerate.
3195 2009-06-04 Doug Kwan <dougkwan@google.com>
3197 * layout.cc (Layout::section_name_mapping): Add mapping for
3198 special ARM sections.
3200 2009-06-03 Doug Kwan <dougkwan@google.com>
3202 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3203 (utils::has_overflow): Same.
3205 2009-06-03 Ian Lance Taylor <iant@google.com>
3207 * layout.cc (Layout::section_name_mapping): New array, replacing
3208 Layout::linkonce_mapping.
3209 (Layout::section_name_mapping_count): New variable, replacing
3210 Layout::linkonce_mapping_count.
3211 (Layout::linkonce_output_name): Remove.
3212 (Layout::output_section_name): Rewrite.
3213 * layout.h (class Layout): Rename Linkonce_mapping to
3214 Section_name_mapping, linkonce_mapping to section_name_mapping,
3215 linkonce_mapping_count to section_name_mapping_count. Don't
3216 declare linkonce_output_name.
3218 2009-06-03 Doug Kwan <dougkwan@google.com>
3220 * gold/arm.cc (namespace utils): New.
3221 (Target_arm::reloc_is_non_pic): Define new method.
3222 (class Arm_relocate_functions): New.
3223 (Target_arm::Relocate::relocate): Handle relocation types used by
3226 2009-06-03 Ian Lance Taylor <iant@google.com>
3228 * arm.cc (Target_arm::scan::global): Use || instead of |.
3230 2009-06-02 Doug Kwan <dougkwan@google.com>
3232 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3233 issued_non_pic_error_.
3234 (class Target_arm::Scan): Declare new method check_non_pic.
3235 Define new method symbol_needs_plt_entry.
3236 Declare new data member issued_non_pic_error_.
3237 (class Target_arm::Relocate): Declare new method
3238 should_apply_static_reloc.
3239 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3240 (Target_arm::Scan::check_non_pic): Define new method.
3241 (Target_arm::Scan::local): Handle a small subset of reloc types used
3243 (Target_arm::Scan::local): Same.
3244 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3246 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3248 * incremental.cc (Incremental_inputs::report_command_line): Filter
3249 out --incremental-* options.
3251 2009-05-29 Doug Kwan <dougkwan@google.com>
3253 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3255 (class Target_arm): Update comment.
3256 (Target_arm::Target_arm): Initialize new data members GOT_,
3257 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3258 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3259 and Target_arm::rel_dyn_section.
3260 Declare new_enum Target_arm::Got_type.
3261 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3263 Update commments for member do_dynsym_value.
3264 (Target_arm::got_size, Target_arm::plt_section,
3265 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3266 new methods inside class defintion.
3267 (Target_arm::got_section): Define new method.
3268 (Target_arm::rel_dyn_section): Same.
3269 (Output_data_plt_arm): New template class.
3270 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3271 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3272 (Output_data_plt_arm::add_entry): Same.
3273 (Output_data_plt_arm::first_plt_entry): Define new
3274 static data member for PLT instruction template.
3275 (Output_data_plt_arm::plt_entry): Same.
3276 (Output_data_plt_arm::do_write): Define new method.
3277 (Target_arm::make_plt_entry): Same.
3278 (Target_arm::do_finalize_sections): Same.
3279 (Target_arm::do_dynsym_value): Same.
3281 2009-05-28 Doug Kwan <dougkwan@google.com>
3283 * Makefile.am (TARGETSOURCES): Add arm.cc.
3284 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3285 * Makefile.in: Regenerate.
3287 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3289 2009-05-26 Doug Kwan <dougkwan@google.com>
3291 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3292 (General_options::check_excluded_libs): Strip off directories in
3293 archive name before matching like GNU ld does.
3294 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3295 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3296 (exclude_libs_test_LDFLAGS): Add linker option
3297 -Wl,--exclude-libs,libexclude_libs_test_3
3298 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3299 an explicit archive without using -l.
3300 (alt/libexclude_libs_test_3.a): New make rule.
3301 * testsuite/Makefile.in: Regenerate.
3302 * testsuite/exclude_libs_test.c : Declare lib3_default().
3304 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3305 * exclude_libs_test_3.c: New file.
3307 2009-05-26 Nick Clifton <nickc@redhat.com>
3309 * po/id.po: New Indonesian translation.
3310 * po/gold.pot: Updated template file.
3312 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3314 * testsuite/Makefile.am: Add -ffunction-sections to compile
3315 gc_comdat_test files. Add -Wl,--gc-sections to build
3317 * testsuite/Makefile.in: Regenerate.
3318 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3320 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3322 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3323 kept comdat section was garbage collected.
3324 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3325 * testsuite/Makefile.in: Regenerate.
3326 * testsuite/gc_comdat_test.sh: New file.
3327 * testsuite/gc_comdat_test_1.cc: New file.
3328 * testsuite/gc_comdat_test_2.cc: New file.
3330 2009-05-19 Doug Kwan <dougkwan@google.com>
3332 * archive.cc (Archive::Archive): Move constructor from archive.h
3333 to here. Initialize no_export_.
3334 (Archive::get_elf_object_for_member): Set no_export flag of object.
3335 * archive.h (Archive::Archive): Move constructor body to
3337 (Archive::no_export): New method.
3338 (Archive::no_export_): New field.
3339 * object.h (Object::Object): Initialize no_export_ to false.
3340 (Object::no_export, Object::set_no_export): New methods.
3341 (Object::no_export_): New field.
3342 * options.cc (General_options::parse_exclude_libs): New method.
3343 (General_options::check_excluded_libs) Same.
3344 * options.h (exclude_libs): New option.
3345 (General_options::check_excluded_libs): New method declaration.
3346 (General_options::excluded_libs_): New field.
3347 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3348 default or protected visibility if an object has no-export flag set.
3349 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3350 (check_SCRIPTS): Add exclude_libs_test.sh.
3351 (check_DATA): Add exclude_libs_test.syms.
3352 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3353 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3354 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3355 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3356 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3357 libexclude_libs_test_2.a): New rules.
3358 * testsuite/Makefile.in: Regenerate.
3359 * testsuite/exclude_libs_test.c: New file.
3360 * testsuite/exclude_libs_test.sh: Ditto.
3361 * testsuite/exclude_libs_test_1.c: Ditto.
3362 * testsuite/exclude_libs_test_2.c: Ditto.
3364 2009-05-15 Ian Lance Taylor <iant@google.com>
3366 * configure.ac: Check for declarations for cases where libiberty.h
3367 checks HAVE_DECL_xxx.
3368 * configure, config.in: Rebuild.
3370 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3372 * gold.h (Incremental_argument_list): Remove (invalid) forward
3374 * incremental.cc (Incremental_inputs::report_achive): New method.
3375 (Incremental_inputs::report_object): New method.
3376 (Incremental_inputs::report_script): New method.
3377 (Incremental_inputs::finalize_inputs): New method.
3378 (Incremental_inputs::finalize): Call finalize_inputs().
3379 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3380 Create inputs entries.
3381 * incremental.h (Incremental_input_type): New enum.
3382 (Incremental_inputs::Incremental_input): Initialize new fields.
3383 (Incremental_inputs::report_inputs): New method.
3384 (Incremental_inputs::report_achive): New method.
3385 (Incremental_inputs::report_object): New method.
3386 (Incremental_inputs::report_script): New method.
3387 (Incremental_inputs::finalize_inputs): New method.
3388 (Incremental_inputs::Input_info): New struct.
3389 (Incremental_inputs::Input_info_map): New typedef.
3390 (Incremental_inputs::lock_): New field.
3391 (Incremental_inputs::Inputs_): New field.
3392 (Incremental_inputs::Inputs_map): New field.
3393 * main.cc (main): Call Incremental_input::report_inputs.
3394 * options.h (Input_argument_list): Typedef moved from
3396 (Input_file_group::Files): Remove, use ::Input_argument_list.
3397 (Input_file_group::Input_argument_list): Remove, use
3398 ::Input_argument_list.
3399 * plugin.cc (Plugin_manager::add_input_file): Add error in
3401 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3403 * script.cc (read_input_script): Call
3404 Incremental_input::report_script.
3405 * script.h (Script_info): New class.
3407 2009-04-27 Ian Lance Taylor <iant@google.com>
3409 * x86_64.cc (do_adjust_output_section): Set entsize to
3412 2009-04-23 Elliott Hughes <enh@google.com>
3414 * output.cc (Output_file::close): After short writes, continue
3415 writing from the correct offset in the buffer being written.
3417 2009-04-23 Chris Demetriou <cgd@google.com>
3419 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3420 * configure: Regenerate.
3421 * config.in: Regenerate.
3422 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3423 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3425 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3427 * incremental.cc (Incremental_inputs_header_data): Renamed from
3428 Incremental_input_header_data.
3429 (Incremental_inputs_header_data::data_size): New field.
3430 (Incremental_inputs_header_data::put_input_file_count): Renamed
3431 from input_file_count.
3432 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3433 from command_line_offset.
3434 (Incremental_inputs_header_data::put_reserved): Renamed from
3436 (Incremental_inputs_entry_data): Renamed from
3437 Incremental_input_entry_data.
3438 (Incremental_inputs_entry_data::data_size): New field.
3439 (Incremental_inputs::report_command_line): New method.
3440 (Incremental_inputs::finalize): New method.
3441 (Incremental_inputs::create_incremental_inputs_data): New method.
3442 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3443 * incremental.h: New file.
3444 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3445 (Layout::finalize): Create incremental inputs section in
3447 (Layout::create_incremental_info_sections): New method.
3448 * layout.h (Layout::incremental_inputs): New method.
3449 (Layout::create_incremental_info_sections): New method.
3450 (Layout::incremental_inputs_): New field.
3451 * main.cc (main): Notify Incremental_input of the command line.
3453 2009-04-01 Ian Lance Taylor <iant@google.com>
3454 Mikolaj Zalewski <mikolajz@google.com>
3456 * gold.h (reserve_unordered_map): Define, three versions, one for
3457 each version of Unordered_map.
3458 * layout.cc (Layout::Layout): Remove options parameter. Add
3459 number_of_input_files parameter. Don't initialize options_.
3460 Initialize number_of_input_files_ and resized_signatures_. Move
3461 sections_are_attached_.
3462 (Layout::layout_group): Reserve space for group_signatures_.
3463 (Layout::find_or_add_kept_section): Change name parameter to be a
3464 reference. Resize signatures_ map when it gets large enough.
3465 (Layout::layout_eh_frame): Use parameters->options() instead of
3467 (Layout::make_output_section): Likewise.
3468 (Layout::attach_allocated_section_to_segment): Likewise.
3469 (Layout::finalize, Layout::create_executable_stack): Likewise.
3470 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3471 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3472 * layout.h (class Layout): Update declarations. Remove options_
3473 field. Add number_of_input_files_ and resized_signatures_
3474 fields. Move sections_are_attached_ field.
3475 * main.cc (main): Pass number of input files to Layout
3476 constructor. Don't pass options.
3478 2009-03-30 Ian Lance Taylor <iant@google.com>
3480 * ffsll.c (ffsll): Correct implementation.
3482 2009-03-27 Ian Lance Taylor <iant@google.com>
3484 * ffsll.c: New file.
3485 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3486 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3487 * ftruncate.c (ftruncate): Declare before definition.
3488 * mremap.c (mremap): Likewise.
3489 * pread.c (pread): Likewise.
3490 * configure, Makefile.in, config.in: Rebuild.
3492 * mremap.c: New file.
3493 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3494 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3495 (mremap): Declare if HAVE_MREMAP is not defined.
3496 * configure, Makefile.in, config.in: Rebuild.
3498 2009-03-27 Cary Coutant <ccoutant@google.com>
3500 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3501 position independent.
3502 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3503 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3505 2009-03-24 Cary Coutant <ccoutant@google.com>
3507 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3509 (needs_dynamic_reloc): Likewise.
3511 2009-03-24 Ian Lance Taylor <iant@google.com>
3513 * yyscript.y (file_cmd): Recognize EXTERN.
3514 (extern_name_list, extern_name_list_body): New nonterminals.
3515 * script.cc (script_add_extern): Define.
3516 * script-c.h (script_add_extern): Declare.
3518 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3520 * object.cc (is_elf_object): Define.
3521 * object.h (is_elf_object): Declare.
3522 * archive.cc (Archive::get_elf_object_for_member): Call
3524 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3526 2009-03-24 Elliott Hughes <enh@google.com>
3528 * output.cc (Output_file::map_anonymous): Define.
3529 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3530 try an anonymous one. Report the size if the mmap fails.
3531 * output.h (class Output_file): Declare map_anonymous.
3533 2009-03-24 Ian Lance Taylor <iant@google.com>
3535 * target-select.cc (instantiate_target): Don't acquire the lock if
3536 the instantiated_target_ field has already been set.
3538 2009-03-23 Ian Lance Taylor <iant@google.com>
3540 * gold-threads.h (class Initialize_lock): Define.
3541 * gold-threads.cc (class Initialize_lock_once): Define.
3542 (initialize_lock_control): New static variable.
3543 (initialize_lock_pointer): New static variable.
3544 (initialize_lock_once): New static function.
3545 (Initialize_lock::Initialize_lock): Define.
3546 (Initialize_lock::initialize): Define.
3547 * target-select.h: Include "gold-threads.h".
3548 (class Target_selector): Add lock_ and initialize_lock_ fields.
3549 Don't define instantiate_target, just declare it.
3550 * target-select.cc (Target_selector::Target_selector): Initialize
3552 (Target_selector::instantiate_target): Define.
3553 * descriptors.h: Include "gold-threads.h".
3554 (class Descriptors): Add initialize_lock_ field.
3555 * descriptors.cc (Descriptors::Descriptors): Initialize new
3557 (Descriptors::open): Use initialize_lock_ field
3558 * errors.h (class Errors): Add initialize_lock_ field.
3559 * errors.cc (Errors::Errors): Initialize new field.
3560 (Errors::initialize_lock): Use initialize_lock_ field.
3561 * powerpc.cc (class Target_selector_powerpc): Remove
3562 instantiated_target_ field. In do_recognize call
3563 instantiate_target rather than do_instantiate_target. In
3564 do_instantiate_target just allocate a new target.
3565 * sparc.cc (class Target_selector_sparc): Likewise.
3567 * freebsd.h: New file.
3568 * i386.cc: Include "freebsd.h".
3569 (Target_i386): Derive from Target_freebsd rather than
3571 (Target_selector_i386): Derive from Target_selector_freebsd rather
3572 than Target_selector.
3573 * x86_64.cc: Include "freebsd.h".
3574 (Target_x86_64): Derive from Target_freebsd rather than
3576 (Target_selector_x86_64): Derive from Target_selector_freebsd
3577 rather than Target_selector.
3578 * target.h (class Target): Add adjust_elf_header and
3579 do_adjust_elf_header.
3580 * output.cc (Output_file_header:: do_sized_write): Call target
3581 adjust_elf_header routine.
3582 * configure.tgt: Set targ_osabi.
3583 * configure.ac: Define GOLD_DEFAULT_OSABI.
3584 * parameters.cc (Parameters::default_target): Pass
3585 GOLD_DEFAULT_OSABI to select_target.
3586 * target-select.h (class Target_selector): Make instantiate_target
3587 protected rather than private.
3588 * Makefile.am (HFILES): Add freebsd.h.
3589 * configure, Makefile.in, config.in: Rebuild.
3591 * merge.cc (do_add_input_section): Correct pend value. Change
3592 message about last entry not being null terminated from error to
3595 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3597 * incremental.cc: New file.
3598 * Makefile.am (CCFILES): Add incremental.cc.
3599 * Makefile.in: Rebuild.
3601 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3603 * layout.cc (Layout::output_section_name): Preserve names
3604 of '.note.' sections.
3606 2009-03-19 Ian Lance Taylor <iant@google.com>
3608 * descriptors.cc (Descriptors::open): Check that the options are
3609 valid before using them.
3611 2009-03-18 Ian Lance Taylor <iant@google.com>
3613 * script-sections.h: Include <list>.
3614 (class Script_sections): Change Sections_elements from std::vector
3615 to std::list. Typedef public Elements_iterator. Add
3616 orphan_section_placement_, data_segment_align_start_, and
3617 saw_data_segment_align_ fields. Remove data_segment_align_index_
3619 * script-sections.cc (class Orphan_section_placement): New class.
3620 (class Sections_element): Add virtual functions is_relro and
3621 orphan_section_init. Remove virtual function place_orphan_here.
3622 (class Output_section_definition): Add is_relro and
3623 orphan_section_init. Remove place_orphan_here.
3624 (class Orphan_output_section): Likewise.
3625 (Script_sections::Script_sections): Update for field changes.
3626 (Script_sections::data_segment_align): Set saw_data_segment_align_
3627 and data_segment_align_start_, not data_segment_align_index.
3628 (Script_sections::data_segment_relro_end): Check
3629 saw_data_segment_align_. Use data_segment_align_start_ rather
3630 than data_segment_align_index_.
3631 (Script_sections::place_orphan): Rewrite to use
3632 Orphan_section_placement.
3634 2009-03-17 Ian Lance Taylor <iant@google.com>
3636 * archive.cc (Archive::add_symbols): Check for a version attached
3637 to the symbol name in the archive map.
3638 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3639 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3640 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3641 (ver_test_11.a): New target.
3642 * testsuite/Makefile.in: Rebuild.
3644 * configure.ac: Check for chsize and posix_fallocate. Replace
3646 * ftruncate.c: New file, from gnulib.
3647 * output.cc (posix_fallocate): Define dummy version if not
3648 HAVE_POSIX_FALLOCATE.
3649 (Output_file::map): Call posix_fallocate rather than lseek and
3651 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3652 * configure, Makefile.in, config.in: Rebuild.
3654 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3656 * layout.h (Layout::create_note): Add section_name parameter.
3657 * layout.cc (Layout::create_note): Likewise.
3658 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3660 2009-03-17 Ian Lance Taylor <iant@google.com>
3662 * descriptors.cc: Include "options.h".
3663 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3664 (Descriptors::open): Always use O_CLOEXEC when opening a new
3665 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3666 then set FD_CLOEXEC.
3668 * sparc.cc (class Target_sparc): Add has_got_section.
3669 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3670 make sure we have a GOT section.
3672 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3673 (Target_sparc::Scan::local): Likewise.
3674 (Target_sparc::Scan::global): Likewise.
3675 (Target_sparc::Relocate::relocate): Likewise.
3676 (Target_sparc::Relocate::relocate_tls): Likewise.
3678 * symtab.cc (Symbol_table::define_default_version): New function,
3679 broken out of add_from_object.
3680 (Symbol_table::add_from_object): Call define_default_version.
3681 (Symbol_table::define_special_symbol): Add resolve_oldsym
3682 parameter. Change all callers. If the version for a symbol comes
3683 from a version script, resolve it with the symbol with the same
3684 name with no version. Also add the symbol without a version if
3686 (do_define_in_output_data): If resolving with oldsym, don't delete
3688 (do_define_in_output_segment): Likewise.
3689 (do_define_as_constant): Likewise.
3690 * symtab.h (class Symbol_table): Update declarations.
3692 2009-03-13 Ian Lance Taylor <iant@google.com>
3694 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3695 (Read_symbols::requeue): New function.
3696 (Read_symbols::do_read_symbols): If make_elf_object fails because
3697 the target type is not configured, and the file was searched for,
3698 issue a warning and retry with the next directory.
3699 (Add_symbols::run): If the file has an incompatible format, and
3700 it was searched for, requeue the Read_symbols task. On error,
3702 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3703 dirindex parameter to constructor. Change all callers. Declare
3704 incompatible_warning and requeue.
3705 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3706 input_argument_ and input_group_ fields. Add them to
3707 constructor. Change all callers.
3708 (class Read_script): Add dirindex_ field. Add it to constructor.
3710 * archive.cc (Archive::setup): Remove input_objects parameter.
3712 (Archive::get_file_and_offset): Likewise.
3713 (Archive::read_all_symbols): Likewise.
3714 (Archive::read_symbols): Likewise.
3715 (Archive::get_elf_object_for_member): Remove input_objects
3716 parameter. Add punconfigured parameter. Change all callers.
3717 (Archive::add_symbols): Change return type to bool. Check return
3718 value of include_member.
3719 (Archive::include_all_members): Likewise.
3720 (Archive::include_member): Change return type to bool. Return
3721 false if first included object has incompatible target. Set
3722 included_member_ field.
3723 (Add_archive_symbols::run): If add_symbols returns false, requeue
3725 * archive.h (class Archive): Add included_member_ field.
3726 Initialize it in constructor. Add input_file and searched_for
3727 methods. Update declarations.
3728 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3729 input_argument_ fields. Add them to constructor. Change all
3731 * script.cc: Include "target-select.h".
3732 (class Parser_closure): Add skip_on_incompatible_target_ and
3733 found_incompatible_target_ fields. Add
3734 skip_on_incompatible_target parameter to constructor. Change all
3735 callers. Add methods skip_on_incompatible_target,
3736 clear_skip_on_incompatible_target, found_incompatible_target, and
3737 set_found_incompatible_target.
3738 (read_input_script): Add dirindex parameter. Change all callers.
3739 If parser finds an incompatible target, requeue Read_symbols
3741 (script_set_symbol): Clear skip_on_incompatible_target in
3743 (script_add_assertion, script_parse_option): Likewise.
3744 (script_start_sections, script_add_phdr): Likewise.
3745 (script_check_output_format): New function.
3746 * script.h (read_input_script): Update declaration.
3747 * script-c.h (script_check_output_format): Declare.
3748 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3749 (ignore_cmd): Remove OUTPUT_FORMAT.
3750 * fileread.cc (Input_file::Input_file): Add explicit this.
3751 (Input_file::will_search_for): New function.
3752 (Input_file::open): Add pindex parameter. Change all callers.
3753 * fileread.h (class Input_file): Add input_file_argument method.
3754 Declare will_search_for. Update declarations.
3755 * object.cc (make_elf_object): Add punconfigured parameter.
3757 * object.h (class Object): Make input_file public. Add
3758 searched_for method.
3759 (make_elf_object): Update declaration.
3760 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3762 * dirsearch.h (class Dirsearch): Update declaration.
3763 * options.h (class General_options): Add --warn-search-mismatch.
3764 * parameters.cc (Parameters::is_compatible_target): New function.
3765 * parameters.h (class Parameters): Declare is_compatible_target.
3766 * workqueue.cc (Workqueue::add_blocker): New function.
3767 * workqueue.h (class Workqueue): Declare add_blocker.
3769 * fileread.cc (Input_file::open): Remove options parameter.
3771 (Input_file::open_binary): Likewise.
3772 * script.cc (read_input_script): Likewise.
3773 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3774 options parameter from constructor. Change all callers.
3775 (class Read_script): Likewise.
3776 * fileread.h (class Input_file): Update declarations.
3777 * script.h (read_input_script): Update declaration.
3779 2009-03-10 Nick Clifton <nickc@redhat.com>
3781 * po/es.po: New Spanish translation.
3783 2009-03-06 Cary Coutant <ccoutant@google.com>
3785 * options.cc (parse_short_option): Keep dash_z from registering itself.
3787 2009-03-03 Ian Lance Taylor <iant@google.com>
3790 * target-reloc.h (relocate_section): Pass output_section to
3792 * i386.cc (Target_i386::should_apply_static_reloc): Add
3793 output_section parameter. Change all callers.
3794 (Target_i386::Relocate::relocate): Add output_section parameter.
3795 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3796 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3797 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3798 * testsuite/two_file_shared.sh: New script.
3799 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3800 (check_DATA): Add two_file_shared.dbg.
3801 (two_file_shared.dbg): New target.
3802 * testsuite/Makefile.in: Rebuild.
3804 2009-03-01 Ian Lance Taylor <iant@google.com>
3806 * configure.ac: Check for byteswap.h.
3807 * configure: Rebuild.
3808 * config.in: Rebuild.
3810 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3812 * layout.cc (Layout::find_or_add_kept_section): New function.
3813 (Layout::add_comdat): Removed.
3814 * layout.h (struct Kept_section): Move out of class Layout.
3815 Remove trailing underscores from field names. Add group_sections
3816 field. Rename group_ field to is_group. Change all uses.
3817 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3818 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3819 comdat_groups_ field.
3820 (Sized_relobj::include_section_group): Use
3821 find_or_add_kept_section and Kept_section::group_sections.
3822 (Sized_relobj::include_linkonce_section): Likewise.
3823 * object.cc (class Sized_relobj): Don't define Comdat_group or
3824 Comdat_group_table. Remove find_comdat_group and
3825 add_comdat_group. Remove comdat_groups_ field.
3826 * plugin.cc (include_comdat_group): Use
3827 Layout::find_or_add_kept_section.
3829 2009-02-28 Ian Lance Taylor <iant@google.com>
3831 * README: --gc-sections and map files are now supported. Document
3832 some build requirements.
3835 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3836 relocatable link set the value of the section symbol to zero.
3837 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3838 relocatable link don't include the section address in the local
3841 2009-02-27 Ian Lance Taylor <iant@google.com>
3844 * options.h (class Search_directory): Add is_system_directory.
3845 (class General_options): Declare is_in_system_directory.
3846 * options.cc (get_relative_sysroot): Make static.
3847 (get_default_sysroot): Make static.
3848 (General_optoins::is_in_system_directory): New function.
3849 * fileread.cc (Input_file::is_in_system_directory): New function.
3850 * fileread.h (class Input_file): Declare is_in_system_directory.
3851 * object.h (class Object): Add is_in_system_directory.
3852 (class Input_objects): Remove system_library_directory_ field.
3853 * object.cc (Input_objects::add_object): Don't set
3854 system_library_directory_.
3855 (input_objects::found_in_system_library_directory): Remove.
3856 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3857 parameter. Change all callers.
3858 (Symbol_table::sized_write_globals): Likewise.
3859 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3860 Call Object::is_in_system_directory.
3861 * symtab.h (class Symbol_table): Update declarations.
3864 * descriptors.h (Open_descriptor): Add is_on_stack field.
3865 * descriptors.cc (Descriptors::open): If the descriptor is on the
3866 top of the stack, remove it. Initialize is_on_stack field.
3867 (Descriptors::release): Only add pod to stack if it is not on the
3869 (Descriptors::close_some_descriptor): Clear stack_next and
3873 * output.cc (Output_section::find_starting_output_address): Rename
3874 from starting_output_address; add PADDR parameter; change return
3876 * output.h (class Output_section): Declare
3877 find_starting_output_address instead of starting_output_address.
3878 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3879 section symbol for which we can't find a merge section.
3882 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3883 hidden or internal, force the symbol to be local.
3884 * resolve.cc (Symbol::override_visibility): Define.
3885 (Symbol::override_base): Use override_visibility.
3886 (Symbol_table::resolve): Likewise.
3887 (Symbol::override_base_with_special): Likewise.
3888 (Symbol_table::override_with_special): If the visibility is hidden
3889 or internal, force the symbol to be local.
3890 * symtab.h (class Symbol): Add set_visibility and
3891 override_visibility.
3892 * testsuite/ver_test_1.sh: New file.
3893 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3894 (check_DATA): Add ver_test_1.syms.
3895 (ver_test_1.syms): New target.
3896 * testsuite/Makefile.in: Rebuild.
3898 2009-02-25 Cary Coutant <ccoutant@google.com>
3900 * layout.cc (Layout::choose_output_section): Don't rename sections
3901 when using a linker script that has a SECTIONS clause.
3902 * Makefile.in: Regenerate.
3904 * testsuite/Makefile.am (script_test_5.sh): New test case.
3905 * testsuite/Makefile.in: Regenerate.
3906 * testsuite/script_test_5.cc: New file.
3907 * testsuite/script_test_5.sh: New file.
3908 * testsuite/script_test_5.t: New file.
3910 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
3912 * archive.cc (Archive::include_member): Update calls to add_symbols.
3913 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3914 the Layout argument.
3915 * dynobj.h (do_add_symbols): Add the Layout argument.
3916 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3918 * object.h (Object::add_symbols): Add the Layout argument.
3919 (Object::do_add_symbols): Add the Layout argument.
3920 (Sized_relobj::do_add_symbols): Add the Layout argument.
3921 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3922 Unify the two versions.
3923 (Add_plugin_symbols): Remove.
3924 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3925 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3926 (Add_plugin_symbols): Remove.
3927 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3928 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3929 (Add_symbols::run): Make it work with Pulginobj.
3931 2009-02-06 Ian Lance Taylor <iant@google.com>
3933 * object.cc (Sized_relobj::do_layout): Make info message start
3934 with lower case letter.
3936 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3938 * binary.cc: Fix file comment.
3940 * options.h (enum Incremental_disposition): Define.
3941 (class General_options): Add new options: --incremental,
3942 --incremental_changed, --incremental_unchanged,
3943 --incremental_unknown. Add incremental_disposition_ and
3944 implicit_incremental_ fields.
3945 (General_options::incremental_disposition): New function.
3946 (class Position_dependent_options): Add incremental_disposition
3948 (Position_dependent_options::copy_from_options): Set incremental
3950 * options.cc (General_options::parse_incremental_changed): New
3952 (General_options::parse_incremental_unchanged): New function.
3953 (General_options::parse_incremental_unknown): New function.
3954 (General_options::General_options): Initialize new fields
3955 incremental_disposition_ and implicit_incremental_.
3956 (General_options::finalize): Check for uasge of --incremental-*
3957 without --incremental.
3959 2009-02-06 Chris Demetriou <cgd@google.com>
3961 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3962 pointer and to report location as the file name associated with
3964 (gold_undefined_symbol_at_location): New function to replace the
3965 old gold_undefined_symbol functionality.
3966 * target-reloc.h (relocate_section): Update to use
3967 gold_undefined_symbol_at_location.
3968 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3969 Call gold_undefined_symbol function rather than gold_error.
3970 * errors.h (Errors::undefined_symbol): Take location as a
3971 string, rather than calculating it from a relocation.
3972 * errors.cc (Errors::fatal): Print "fatal error:" before the
3974 (Errors::error, Errors::error_at_location): Print "error: "
3975 before the formatted message.
3976 (Errors::undefined_symbol): Take location as a string, rather
3977 than calculating it from a relocation.
3978 (gold_undefined_symbol_at_location): New function akin to
3979 old gold_undefined_symbol, calculates location from relocation.
3980 (gold_undefined_symbol): Change to take only a Symbol pointer
3981 and to report location as the file name associated with the symbol.
3982 * testsuite/debug_msg.sh: Update for changed error messages.
3983 * testsuite/undef_symbol.sh: Likewise.
3985 2009-02-04 Duncan Sands <baldrick@free.fr>
3988 * reduced_debug_output.h
3989 (Output_reduced_debug_abbrev_section::failed): Use format for
3991 (Output_reduced_debug_info_section::faild): Likewise.
3993 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3995 * script.cc (Lazy_demangler): New class.
3996 (Version_script_info::get_symbol_version_helper): Demangle a
3999 2009-01-29 Cary Coutant <ccoutant@google.com>
4001 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4003 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4005 2009-01-28 Ian Lance Taylor <iant@google.com>
4007 * version.cc (version_string): Bump to 1.9.
4009 * gold.h: Include <cstring> and <stdint.h>.
4010 * version.cc: Include <cstdio>.
4011 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4013 * reduced_debug_output.cc (insert_into_vector): Rename from
4014 Insert_into_vector; change all callers. Use Swap_unaligned to
4015 avoid aliasing issue; remove union since it is unnecessary.
4017 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4019 * Makefile.am (CCFILES): Add gc.cc.
4021 * Makefile.in: Regenerate.
4022 * gold.cc (Gc_runner): New class.
4023 (queue_initial_tasks): Call garbage collection related tasks
4024 when corresponding options are invoked.
4025 (queue_middle_gc_tasks): New function.
4026 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4027 processed early before laying out sections during garbage collection.
4028 * gold.h (queue_middle_gc_tasks): New function.
4029 (is_prefix_of): Move from "layout.cc".
4030 * i386.cc (Target_i386::gc_process_relocs): New function.
4031 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4032 * main.cc (main): Create object of class "Garbage_collection".
4033 * object.cc (Relobj::copy_symbols_data): New function.
4034 (Relobj::is_section_name_included): New function.
4035 (Sized_relobj::do_layout): Allow this function to be called twice
4036 during garbage collection and defer layout of section during the
4038 * object.h (Relobj::get_symbols_data): New function.
4039 (Relobj::is_section_name_included): New function.
4040 (Relobj::copy_symbols_data): New function.
4041 (Relobj::set_symbols_data): New function.
4042 (Relobj::get_relocs_data): New function.
4043 (Relobj::set_relocs_data): New function.
4044 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4045 (Relobj::gc_process_relocs): New function.
4046 (Relobj::do_gc_process_relocs): New pure virtual function.
4047 (Relobj::sd_): New data member.
4048 (Sized_relobj::is_output_section_offset_invalid): New function.
4049 (Sized_relobj::do_gc_process_relocs): New function.
4050 * options.h (General_options::gc_sections): Modify to not be a no-op.
4051 (General_options::print_gc_sections): New option.
4052 * plugin.cc (Plugin_finish::run): Remove function call to
4053 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4054 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4055 * reloc.cc (Read_relocs::run): Add task to process relocs and
4056 determine unreferenced sections when doing garbage collection.
4057 (Gc_process_relocs): New class.
4058 (Sized_relobj::do_gc_process_relocs): New function.
4059 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4060 sections that are garbage collected.
4061 * reloc.h (Gc_process_relocs): New class.
4062 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4063 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4064 symbols whose corresponding sections are garbage collected.
4065 (Symbol_table::Symbol_table): Add new parameter for the garbage
4067 (Symbol_table::gc_mark_undef_symbols): New function.
4068 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4069 (Symbol_table::gc_mark_dyn_syms): New function.
4070 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4072 (Symbol_table::add_from_object): Likewise.
4073 (Symbol_table::add_from_relobj): When building shared objects, do not
4074 treat externally visible symbols as garbage.
4075 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4076 table information for static and relocatable links.
4077 * symtab.h (Symbol_table::set_gc): New function.
4078 (Symbol_table::gc): New function.
4079 (Symbol_table::gc_mark_undef_symbols): New function.
4080 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4081 (Symbol_table::gc_mark_dyn_syms): New function.
4082 (Symbol_table::gc_): New data member.
4083 * target.h (Sized_target::gc_process_relocs): New pure virtual
4085 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4086 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4088 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4090 * options.h (General_options::gc_sections): Define as a no-op for now.
4091 (General_options::no_keep_memory): Ditto.
4092 (General_options::Bshareable): Define.
4093 * options.cc (General_options::finalize): Honor -Bshareable.
4095 2009-01-20 Andreas Schwab <schwab@suse.de>
4097 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4098 read the value in the contents, since we don't use it. Use the
4099 template endianness when writing.
4100 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4102 2009-01-19 Andreas Schwab <schwab@suse.de>
4104 * configure.tgt (powerpc64-*): Fix targ_obj.
4106 2009-01-15 Ian Lance Taylor <iant@google.com>
4108 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4109 local symbols when stripping all symbols.
4111 2009-01-14 Cary Coutant <ccoutant@google.com>
4113 * output.cc (Output_reloc): Add explicit instantiations.
4115 2009-01-14 Cary Coutant <ccoutant@google.com>
4117 * archive.cc (Archive::get_elf_object_for_member): Remove call
4118 to File_read::claim_for_plugin.
4119 * descriptors.cc (Descriptors::open): Remove reference to
4121 (Descriptors::claim_for_plugin): Remove.
4122 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4123 (Descriptors::is_claimed): Remove.
4124 (claim_descriptor_for_plugin): Remove.
4125 * fileread.cc (File_read::claim_for_plugin): Remove.
4126 * fileread.h (File_read::claim_for_plugin): Remove.
4127 (File_read::descriptor): Reopen descriptor if necessary.
4128 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4129 (Plugin_manager::all_symbols_read): Add task parameter. Change
4131 (Plugin_manager::get_input_file): New function.
4132 (Plugin_manager::release_input_file): New function.
4133 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4134 corresponding data member.
4135 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4136 and pass to base constructor. Change all callers.
4137 (get_input_file, release_input_file): New functions.
4138 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4139 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4140 (Plugin_manager::all_symbols_read): Add task parameter.
4141 (Plugin_manager::get_input_file): New function.
4142 (Plugin_manager::release_input_file): New function.
4143 (Plugin_manager::task_): New data member.
4144 (Pluginobj::Pluginobj): Add filesize parameter.
4145 (Pluginobj::filename): New function.
4146 (Pluginobj::descriptor): New function.
4147 (Pluginobj::filesize): New function.
4148 (Pluginobj::filesize_): New data member.
4149 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4150 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4151 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4153 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4154 with archive libraries.
4155 * testsuite/Makefile.in: Regenerate.
4156 * testsuite/plugin_test.c (struct sym_info): New type.
4157 (get_input_file, release_input_file): New static variables.
4158 (onload): Capture new transfer vector entries.
4159 (claim_file_hook): Stop reading at end of file according to filesize.
4160 Factor out parsing of readelf output into separate function.
4161 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4162 APIs and get the source file name from the symbol table. Convert
4163 source file name to corresponding object file name. Print info
4164 message when adding new input files.
4165 (parse_readelf_line): New function.
4166 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4167 * testsuite/plugin_test_2.sh: Likewise.
4168 * testsuite/plugin_test_3.sh: Likewise.
4169 * testsuite/plugin_test_4.sh: New test case.
4171 2009-01-07 Ian Lance Taylor <iant@google.com>
4173 * version.cc (version_string): Bump to 1.8.
4175 2008-12-23 Cary Coutant <ccoutant@google.com>
4177 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4178 * plugin.cc (Plugin_manager::finish): Rename as
4179 layout_deferred_objects. Move cleanup to separate function.
4180 (Plugin_manager::cleanup): New function.
4181 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4183 * plugin.h (Plugin_manager::finish): Rename as
4184 layout_deferred_objects.
4185 (Plugin_manager::cleanup): New function.
4186 (Plugin_manager::cleanup_done): New field.
4188 2008-12-23 Cary Coutant <ccoutant@google.com>
4190 * plugin.cc (is_visible_from_outside): New function.
4191 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4192 so we don't return "IR only" status for exported symbols or -r links.
4194 * testsuite/Makefile.am (plugin_test_3): New test case.
4195 * testsuite/Makefile.in: Regenerate.
4196 * testsuite/plugin_test_3.sh: New file.
4198 2008-12-22 Cary Coutant <ccoutant@google.com>
4200 * object.cc (Sized_relobj::layout_section): New function.
4201 (Sized_relobj::do_layout): Defer layout of input sections until after
4202 plugin has provided replacement files.
4203 (Sized_relobj::do_layout_deferred_sections): New function.
4204 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4205 (Relobj::layout_deferred_sections): New function.
4206 (Relobj::do_layout_deferred_sections): New function.
4207 (Sized_relobj::do_layout_deferred_sections): New function.
4208 (Sized_relobj::layout_section): New function.
4209 (Sized_relobj::Deferred_layout): New structure.
4210 (Sized_relobj::deferred_layout_): New field.
4211 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4212 Change all callers. Layout deferred sections.
4213 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4215 (Plugin_hook::run): Move code from do_plugin_hook inline.
4216 (Plugin_hook::do_plugin_hook): Remove.
4217 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4218 (Plugin_manager::finish): Renamed, was cleanup.
4219 (Plugin_manager::should_defer_layout): New function.
4220 (Plugin_manager::add_deferred_layout_object): New function.
4221 (Plugin_manager::Deferred_layout_list): New type.
4222 (Plugin_manager::deferred_layout_objects_): New field.
4223 (Plugin_hook::do_plugin_hook): Remove.
4225 2008-12-17 Ian Lance Taylor <iant@google.com>
4227 * options.h (class General_options): Add --no case for
4230 2008-12-16 Cary Coutant <ccoutant@google.com>
4232 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4234 (Plugin_manager::claim_file): Create plugin object even if
4235 plugin did not call the add_symbols callback.
4236 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4237 asking for more symbols than were added.
4238 * testsuite/Makefile.am (plugin_test_1): Add test case with
4240 (empty.syms): New target.
4241 * testsuite/Makefile.in: Regenerate.
4242 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4243 message. Don't call add_symbols if no globals.
4244 (all_symbols_read_hook): Don't provide replacement for empty
4247 2008-12-12 Ian Lance Taylor <iant@google.com>
4249 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4250 r_type == 0 for a local symbol with r_sym == 0.
4251 (scan_relocatable_relocs): Pass r_sym to
4252 local_non_section_strategy.
4253 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4256 * configure.ac: Update test for TLS descriptors: they are
4257 supported as of glibc 2.9.
4258 * configure: Rebuild.
4260 2008-12-11 Ian Lance Taylor <iant@google.com>
4263 * target-reloc.h (Default_scan_relocatable_relocs): For each
4264 function, map r_type == 0 to RELOC_DISCARD.
4266 2008-12-10 Cary Coutant <ccoutant@google.com>
4268 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4269 object to override a kept COMDAT group from a plugin object.
4271 2008-12-09 Ian Lance Taylor <iant@google.com>
4274 * yyscript.y (file_cmd): Handle INPUT.
4276 * testsuite/initpri1.c: Change all declarations to be full
4277 prototypes by adding void, to avoid compiler warnings.
4279 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4281 * options.cc (General_options::parse_plugin_opt): New.
4282 (General_options::add_plugin): The argument now is just the filename.
4283 (General_options::add_plugin_option): New.
4284 * options.h (plugin_opt): New.
4285 (add_plugin): Change argument name.
4286 (add_plugin_option): New.
4287 * plugin.cc (Plugin::load): Don't parse the plugin option.
4288 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4289 (Plugin::add_option): New.
4290 (Plugin::args_): Change type.
4291 (Plugin::filename_): New.
4292 (Plugin_manager::add_plugin_option): New.
4293 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4294 * testsuite/Makefile.in: Regenerate.
4296 2008-12-05 Cary Coutant <ccoutant@google.com>
4298 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4299 Handle --strip-lto-sections option.
4300 * options.h (strip_lto_sections): New option.
4302 2008-12-01 Cary Coutant <ccoutant@google.com>
4304 * plugin.cc (ld_plugin_message): Change format parameter to const.
4305 Fix mismatch between new[] and delete.
4307 2008-11-14 Cary Coutant <ccoutant@google.com>
4309 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4312 2008-11-05 Craig Silverstein <csilvers@google.com>
4314 * options.cc (General_options::parse_dynamic_list): New function.
4315 * options.h (General_options): New flags dynamic_list,
4316 dynamic_list_data, dynamic_list_cpp_new, and
4317 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4318 (General_options::in_dynamic_list): New function.
4319 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4320 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4321 (Lex::can_continue_name): Likewise.
4323 (read_script_file): New parameter script_options.
4324 (read_dynamic_list): New function.
4325 (Script_options::define_dynamic_list): New function.
4326 (dynamic_list_keyword_parsecodes): New variable.
4327 (dynamic_list_keywords): New variable.
4328 * script.h (Script_options::define_dynamic_list): New function
4330 (read_dynamic_list): New function prototype.
4331 * symtab.cc (strprefix): New macro.
4332 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4333 dynamic_list_data, dynamic_list_cpp_new, and
4334 dynamic_list_cpp_typeinfo.
4335 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4336 (dynamic_list_expr): New rule.
4337 (dynamic_list_nodes): Likewise.
4338 (dynamic_list_node): Likewise.
4339 * testsuite/Makefile.am (dynamic_list): New test.
4340 * testsuite/Makefile.in: Regenerated.
4341 * testsuite/dynamic_list.t: New file.
4342 * testsuite/dynamic_list.sh: New file.
4344 2008-11-05 Craig Silverstein <csilvers@google.com>
4346 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4347 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4348 (t11_last): Likewise.
4349 * testsuite/ver_test_6.c (main): Likewise.
4351 2008-10-07 Cary Coutant <ccoutant@google.com>
4353 * options.c (General_options::finalize): Add check for -static and
4355 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4358 2008-10-02 Cary Coutant <ccoutant@google.com>
4360 * plugin.cc (make_sized_plugin_object): Fix conditional
4361 compilation to work when not all targets are enabled.
4363 2008-09-29 Cary Coutant <ccoutant@google.com>
4365 * archive.cc (Archive::get_file_and_offset): Use filename instead
4366 of name to get library path.
4367 (Archive::include_member): Unlock external member of a thin archive.
4369 * testsuite/Makefile.am (TEST_AR): New variable.
4370 (thin_archive_test_1): New test.
4371 (thin_archive_test_2): New test.
4372 * testsuite/Makefile.in: Regenerate.
4373 * testsuite/thin_archive_main.cc: New file.
4374 * testsuite/thin_archive_test_1.cc: New file.
4375 * testsuite/thin_archive_test_2.cc: New file.
4376 * testsuite/thin_archive_test_3.cc: New file.
4377 * testsuite/thin_archive_test_4.cc: New file.
4379 2008-09-29 Cary Coutant <ccoutant@google.com>
4381 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4382 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4384 (Sized_relobj::do_finalize_local_symbols): Likewise.
4385 (Sized_relobj::map_to_kept_section): Likewise.
4386 * object.h (Sized_relobj::invalid_address): New constant.
4387 (Sized_relobj::do_output_section_offset): Check for invalid_address
4389 * output.cc (Output_reloc::local_section_offset): Use constant
4390 invalid_address instead of -1U.
4391 (Output_reloc::get_address): Likewise.
4392 (Output_section::output_address): Change -1U to -1ULL.
4393 * output.h (Output_reloc::invalid_address): New constant.
4394 * reloc.cc (Sized_relobj::write_sections): Use constant
4395 invalid_address instead of -1U.
4396 (Sized_relobj::relocate_sections): Likewise.
4397 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4398 values for merge sections.
4399 * target-reloc.h (relocate_for_relocatable): Use constant
4400 invalid_address instead of -1U.
4402 2008-09-19 Cary Coutant <ccoutant@google.com>
4404 Add plugin functionality for link-time optimization (LTO).
4405 * configure.ac (plugins): Add --enable-plugins option.
4406 * configure: Regenerate.
4407 * config.in: Regenerate.
4408 * Makefile.am (LIBDL): New variable.
4409 (CCFILES): Add plugin.cc.
4410 (HFILES): Add plugin.h.
4411 (ldadd_var): Add LIBDL.
4412 * Makefile.in: Regenerate.
4414 * archive.cc: Include "plugin.h".
4415 (Archive::setup): Don't preread archive symbols when using a plugin.
4416 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4417 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4419 (Archive::include_member): Add symbols from plugin objects.
4420 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4421 * descriptors.cc (Descriptors::open): Check for file descriptors
4422 abandoned by plugins.
4423 (Descriptors::claim_for_plugin): New function.
4424 * descriptors.h (Descriptors::claim_for_plugin): New function.
4425 (Open_descriptor::is_claimed): New field.
4426 (claim_descriptor_for_plugin): New function.
4427 * fileread.cc (File_read::claim_for_plugin): New function.
4428 * fileread.h (File_read::claim_for_plugin): New function.
4429 (File_read::descriptor): New function.
4430 * gold.cc: Include "plugin.h".
4431 (queue_initial_tasks): Add task to call plugin hooks for generating
4433 * main.cc: Include "plugin.h".
4434 (main): Load plugin libraries.
4435 * object.h (Pluginobj): Declare.
4436 (Object::pluginobj): New function.
4437 (Object::do_pluginobj): New function.
4438 (Object::set_target): New function.
4439 * options.cc: Include "plugin.h".
4440 (General_options::parse_plugin): New function.
4441 (General_options::General_options): Initialize plugins_ field.
4442 (General_options::add_plugin): New function.
4443 * options.h (Plugin_manager): Declare.
4444 (General_options): Add --plugin option.
4445 (General_options::has_plugins): New function.
4446 (General_options::plugins): New function.
4447 (General_options::add_plugin): New function.
4448 (General_options::plugins_): New field.
4449 * plugin.cc: New file.
4450 * plugin.h: New file.
4451 * readsyms.cc: Include "plugin.h".
4452 (Read_symbols::do_read_symbols): Check for archive before checking
4453 for ELF file. Call plugin hooks to claim files.
4454 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4455 from a real object file; force override when processing replacement
4457 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4458 (Symbol::init_base_object): Likewise.
4459 (Symbol::init_base_output_data): Likewise.
4460 (Symbol::init_base_output_segment): Likewise.
4461 (Symbol::init_base_constant): Likewise.
4462 (Symbol::init_base_undefined): Likewise.
4463 (Symbol::output_section): Assert that object is not a plugin.
4464 (Symbol_table::add_from_pluginobj): New function.
4465 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4467 (Symbol_table::sized_write_globals): Likewise.
4468 (Symbol_table::add_from_pluginobj): Instantiate template.
4469 * symtab.h (Sized_pluginobj): Declare.
4470 (Symbol::in_real_elf): New function.
4471 (Symbol::set_in_real_elf): New function.
4472 (Symbol::in_real_elf_): New field.
4473 (Symbol_table::add_from_pluginobj): New function.
4475 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4476 (LIBDL): New variable.
4478 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4479 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4480 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4481 (MOSTLYCLEANFILES): Likewise.
4482 * testsuite/Makefile.in: Regenerate.
4483 * testsuite/plugin_test.c: New file.
4484 * testsuite/plugin_test_1.sh: New file.
4485 * testsuite/plugin_test_2.sh: New file.
4487 2008-09-16 Ian Lance Taylor <iant@google.com>
4489 * target-reloc.h (relocate_section): Check whether a symbol is
4490 defined by the ABI before reporting an undefined symbol error.
4491 * target.h (Target::is_defined_by_abi): Make parameter const.
4492 (Target::do_is_defined_by_abi): Likewise.
4493 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4494 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4495 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4496 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4497 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4498 * testsuite/Makefile.in: Rebuild.
4500 * fileread.cc (make_view): Add casts to avoid warning.
4502 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4504 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4505 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4507 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4509 * options.h (General_options::output_is_executable): New.
4510 (General_options::output_is_pie): New.
4511 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4512 for shared libraries.
4513 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4515 2008-09-11 Chris Demetriou <cgd@google.com>
4517 * options.h (origin): New -z option.
4518 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4519 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4522 2008-09-05 Cary Coutant <ccoutant@google.com>
4524 * fileread.cc (File_read::make_view): Add check for attempt to map
4527 2008-09-05 Cary Coutant <ccoutant@google.com>
4529 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4530 explicit instantiations.
4532 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4535 * options.cc (General_options::finalize): Allow undefined symbols
4536 in shlibs if linking -shared.
4539 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4540 symbols as not needing a dynsym entry.
4542 2008-08-20 Craig Silverstein <csilvers@google.com>
4544 * fileread.cc (File_read::open): Do not lock the file unless it
4545 was successfully opened.
4547 2008-08-14 Cary Coutant <ccoutant@google.com>
4549 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4550 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4551 * testsuite/tls_test.cc (struct int128): 128-bit struct
4552 for testing TLS relocs with non-zero addend.
4553 (v12): New TLS variable.
4555 (t_last): Add check for v12.
4556 * testsuite/tls_test.h (t12): New function.
4557 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4559 2008-08-13 Ian Lance Taylor <iant@google.com>
4561 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4562 set tls_segment_ or relro_segment_.
4563 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4565 * output.h (Output_section::clear_is_relro): New function.
4566 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4567 sections specially even when output_data_ is empty.
4568 (Output_segment::maximum_alignment): When first section is relro,
4569 only force alignment for PT_LOAD segments.
4570 * script.cc (script_data_segment_align): New function.
4571 (script_data_segment_relro_end): New function.
4572 * script-c.h (script_data_segment_align): Declare.
4573 (script_data_segment_relro_end): Declare.
4574 * script-sections.h (class Script_sections): Declare
4575 data_segment_align and data_segment_relro_end. Add fields
4576 segment_align_index_ and saw_relro_end_.
4577 * script-sections.cc (class Sections_element): Add set_is_relro
4578 virtual function. Add new bool* parameter to place_orphan_here.
4579 Add get_output_section virtual function.
4580 (class Output_section_definition): Add set_is_relro. Add new
4581 bool* parameter to place_orphan_here. Add get_output_section.
4582 Add is_relro_ field.
4583 (Output_section_definition::Output_section_definition): Initialize
4584 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4585 and is_relro_ fields.
4586 (Output_section_definition::place_orphan_here): Add is_relro
4588 (Output_section_definition::set_section_addresses): Set relro for
4590 (Output_section_definition::alternate_constraint): Likewise.
4591 (class Orphan_output_section): Add new bool* parameter to
4592 place_orphan_here. Add get_output_section.
4593 (Orphan_output_section::place_orphan_here): Add is_relro
4595 (Script_sections::Script_sections): Initialize
4596 data_segment_align_index_ and saw_relro_end_.
4597 (Script_sections::data_segment_align): New function.
4598 (Script_sections::data_segment_relro_end): New function.
4599 (Script_sections::place_orphan): Set or clear is_relro.
4600 (Script_sections::set_section_addresses): Force alignment of first
4602 * yyscript.y (exp): Call script_data_segment_align and
4603 script_data_segment_relro_end.
4604 * testsuite/relro_script_test.t: New file.
4605 * testsuite/relro_test.cc (using_script): Declare.
4606 (t1, t2): Test using_script.
4607 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4608 (relro_script_test_SOURCES): Define.
4609 (relro_script_test_DEPENDENCIES): Define.
4610 (relro_script_test_LDFLAGS): Define.
4611 (relro_script_test_LDADD): Define.
4612 (relro_script_test.so): New target.
4613 * testsuite/Makefile.in: Rebuild.
4615 2008-08-06 Cary Coutant <ccoutant@google.com>
4617 * archive.cc (Archive::total_archives, Archive::total_members)
4618 (Archive::total_members_loaded): New variables.
4619 (Archive::setup): Add parameter. Add option to preread
4621 (Archive::read_armap): Add counter.
4622 (Archive::get_file_and_offset): New function.
4623 (Archive::get_elf_object_for_member): New function.
4624 (Archive::read_all_symbols): New function.
4625 (Archive::read_symbols): New function.
4626 (Archive::add_symbols): Add counters.
4627 (Archive::include_all_members): Use armap to find members if it's
4629 (Archive::include_member): Skip reading symbols if already read.
4630 Factored code into Archive::get_file_and_offset and
4631 Archive::get_elf_object_for_member. Changed call to
4632 Mapfile::report_include_archive_member.
4633 (Archive::print_stats): New function.
4634 * archive.h: Declare Object and Read_symbols_data classes.
4635 (Archive::Archive): Add initializers for new members.
4636 (Archive::setup): Add parameter.
4637 (Archive::print_stats): New function.
4638 (Archive::total_archives, Archive::total_members)
4639 (Archive::total_members_loaded): New variables.
4640 (Archive::get_file_and_offset): New function.
4641 (Archive::get_elf_object_for_member): New function.
4642 (Archive::read_all_symbols): New function.
4643 (Archive::read_symbols): New function.
4644 (Archive::Archive_member): New class.
4645 (Archive::members_): New member.
4646 (Archive::num_members_): New member.
4647 * main.cc: Include archive.h.
4648 (main): Call Archive::print_stats.
4649 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4650 archive parameter; member_name is now the fully-decorated name.
4651 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4652 * options.h: (General_options): Add --preread-archive-symbols option.
4653 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4656 2008-08-04 Ian Lance Taylor <iant@google.com>
4658 * symtab.h (Symbol::use_plt_offset): New function.
4659 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4660 * powerpc.cc (Relocate::relocate): Likewise.
4661 * sparc.cc (Relocate::relocate): Likewise.
4662 * x86_64.cc (Relocate::relocate): Likewise.
4663 * testsuite/weak_plt.sh: New test.
4664 * testsuite/weak_plt_main.cc: New test.
4665 * testsuite/weak_plt_shared.cc: New test.
4666 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4667 (check_PROGRAMS): Add weak_plt.
4668 (check_DATA): Add weak_plt_shared.so.
4669 (weak_plt_main_pic.o, weak_plt): New targets.
4670 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4671 * testsuite/Makefile.in: Rebuild.
4673 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4675 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4676 * testsuite/Makefile.in: Rebuild.
4678 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4680 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4681 * Makefile.in: Regenerate.
4682 * po/POTFILES.in: Regenerate.
4684 2008-07-29 Ian Lance Taylor <iant@google.com>
4686 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4687 symbols before other symbols.
4688 * testsuite/script_test_2.cc (test_addr): Declare.
4689 (test_addr_alias): Declare.
4690 (main): Check that test_addr and test_addr_alias have the right
4692 * testsuite/script_test_2.t: Define test_addr_alias and
4695 2008-07-24 Ian Lance Taylor <iant@google.com>
4698 * descriptors.cc: New file.
4699 * descriptors.h: New file.
4700 * gold-threads.h (class Hold_optional_lock): New class.
4701 * fileread.cc: Include "descriptors.h".
4702 (File_read::~File_read): Release descriptor rather than closing
4704 (File_read::open) [file]: Call open_descriptor rather than open.
4705 Set is_descriptor_opened_.
4706 (File_read::open) [memory]: Assert that descriptor is not open.
4707 (File_read::reopen_descriptor): New function.
4708 (File_read::release): Release descriptor.
4709 (File_read::do_read): Make non-const. Reopen descriptor.
4710 (File_read::read): Make non-const.
4711 (File_read::make_view): Reopen descriptor.
4712 (File_read::do_readv): Likewise.
4713 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4714 Update declarations.
4715 * layout.cc: Include "descriptors.h".
4716 (Layout::create_build_id): Use open_descriptor rather than open.
4717 * output.cc: Include "descriptors.h".
4718 (Output_file::open): Use open_descriptor rather than open.
4719 * archive.cc (Archive::const_iterator): Change Archive to be
4721 (Archive::begin, Archive::end): Make non-const.
4722 (Archive::count_members): Likewise.
4723 * archive.h (class Archive): Update declarations.
4724 * object.h (Object::read): Make non-const.
4725 * Makefile.am (CCFILES): Add descriptors.cc.
4726 (HFILES): Add descriptors.h.
4727 * Makefile.in: Rebuild.
4730 * gold.h: Always include <clocale>. Add Solaris workarounds
4731 following code in binutils/sysdep.h.
4734 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4735 this->eh_frame_hdr_ is NULL before using it.
4737 * dynobj.cc (Versions::Versions): Update comment.
4739 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4740 the base version name.
4742 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4743 array size plus one.
4744 (Stringpool_template::set_string_offsets): Subtract one from key
4745 before using it as an array index.
4746 (Stringpool_template::get_offset_with_length): Likewise.
4747 (Stringpool_template::write_to_buffer): Likewise.
4748 * stringpool.h (Stringpool_template::get_offset_from_key):
4751 2008-07-23 Ian Lance Taylor <iant@google.com>
4754 * object.h (Merged_symbol_value::value): Do our best to handle a
4758 * script.cc (Version_script_info::get_versions): Don't add empty
4759 version tag to return value.
4760 (Version_script_info::get_symbol_version_helper): Change return
4761 type to bool. Add pversion parameter. Change all callers.
4762 (script_register_vers_node): Don't require a non-NULL tag.
4763 * script.h (class Version_script_info): Update declarations.
4764 (Version_script_info::get_symbol_version): Change return type to
4765 bool. Add version parameter. Change all callers.
4766 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4767 handling. Handle an empty version from a version script.
4768 (Symbol_table::define_special_symbol): Likewise.
4769 * testsuite/ver_test_10.script: New file.
4770 * testsuite/ver_test_10.sh: New file.
4771 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4772 (check_DATA): Add ver_test_10.syms.
4773 (ver_test_10.syms, ver_test_10.so): New target.
4774 * testsuite/Makefile.in: Rebuild.
4776 2008-07-23 Simon Baldwin <simonb@google.com>
4778 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4779 to zero for undefined symbols from dynamic libraries.
4781 2008-07-23 Ian Lance Taylor <iant@google.com>
4783 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4785 * symtab.h (class Symbol_table): Update declaration.
4786 * testsuite/ver_test_9.cc: New file.
4787 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4788 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4789 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4790 (ver_test_9.so, ver_test_9.o): New targets.
4791 * testsuite/Makefile.in: Rebuild.
4793 2008-07-22 Ian Lance Taylor <iant@google.com>
4795 * options.h (class General_options): Define --check-sections.
4796 * layout.cc (Layout::set_segment_offsets): Handle
4799 * options.h (class General_options): Define -n/--nmagic and
4801 * options.cc (General_options::finalize): For -n/--nmagic or
4802 -N/--omagic, set -static.
4803 * layout.cc (Layout::attach_allocated_section_to_segment): If
4804 -N/--omagic, don't put read-only and read-write sections in
4806 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4807 finding a read-only segment.
4808 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4809 don't set the minimum segment alignment to the common page size,
4810 and don't set the file offset to the address modulo the page size.
4811 * script-sections.cc (Script_sections::create_segments): If
4812 -n/--omagic, don't put read-only and read-write sections in
4815 * cref.cc: New file.
4817 * options.h (class General_options): Add --print-symbol-counts.
4818 * main.cc (main): Issue defined symbol report if requested.
4819 * archive.cc (Archive::interpret_header): Make into a const member
4821 (Archive::add_symbols): Call Input_objects::archive_start and
4823 (Archive::const_iterator): Define new class.
4824 (Archive::begin, Archive::end): New functions.
4825 (Archive::include_all_members): Rewrite to use iterator.
4826 (Archive::count_members): New function.
4827 * archive.h (class Archive): Update declarations.
4828 (Archive::filename): New function.
4829 * object.cc: Include "cref.h".
4830 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4831 (Sized_relobj::do_get_global_symbol_counts): New function.
4832 (Input_objects::add_object): Add object to cross-referencer.
4833 (Input_objects::archive_start): New function.
4834 (Input_objects::archive_stop): New function.
4835 (Input_objects::print_symbol_counts): New function.
4836 * object.h: Declare Cref and Archive.
4837 (Object::get_global_symbol_counts): New function.
4838 (Object::do_get_global_symbol_counts): New pure virtual function.
4839 (class Sized_relobj): Add defined_count_ field. Update
4841 (class Input_objects): Add cref_ field. Update constructor.
4842 Update declarations.
4843 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4845 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4847 (Sized_dynobj::do_get_global_symbol_counts): New function.
4848 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4849 defined_count_. Update declarations. Define Symbols typedef.
4850 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4851 parameter. Change all callers.
4852 (Symbol_table::add_from_dynobj): Add sympointers and defined
4853 parameters. Change all callers.
4854 * symtab.h (class Symbol_table): Update declarations.
4855 * Makefile.am (CCFILES): Add cref.cc.
4856 (HFILES): Add cref.h.
4857 * Makefile.in: Rebuild.
4859 2008-07-22 Simon Baldwin <simonb@google.com>
4861 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4862 to zero when writing undefined symbols.
4864 2008-07-22 Ian Lance Taylor <iant@google.com>
4866 * output.cc (Output_section::add_input_section): Don't try to
4867 merge empty merge sections.
4869 2008-07-21 Craig Silverstein <csilvers@google.com>
4871 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4872 Include symbol version in error message.
4874 2008-07-20 Chris Demetriou <cgd@google.com>
4876 * configure.ac (gold_cv_c_random_seed): New configured variable.
4877 (RANDOM_SEED_CFLAGS): New substituted variable.
4878 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4879 * configure: Rebuild.
4880 * Makefile.in: Likewise.
4881 * testsuite/Makefile.in: Likewise.
4883 2008-07-18 Ian Lance Taylor <iant@google.com>
4885 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4886 where we see NAME/NULL and NAME/VERSION as separate symbols.
4887 * testsuite/ver_test_main.cc (main): Call t4.
4888 (t4, t4_2a): Define.
4889 * testsuite/ver_test_2.cc (t4_2): Define.
4890 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4891 * testsuite/ver_test_4.cc (t4_2a): Define.
4892 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4893 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4895 2008-07-17 Ian Lance Taylor <iant@google.com>
4897 * dynobj.cc (Versions::add_def): If we give an error about a
4898 missing version, go ahead and create the version anyhow.
4900 2008-07-10 Ian Lance Taylor <iant@google.com>
4902 Handle output sections with more than 0x7fffffff bytes.
4903 * object.h (class Relobj): Change map_to_output_ to
4904 output_sections_, and just keep a section pointer. Change all
4905 uses. Move comdat group support to Sized_relobj.
4906 (Relobj::is_section_specially_mapped): Remove.
4907 (Relobj::output_section): Remove poff parameter. Change all
4909 (Relobj::output_section_offset): New function.
4910 (Relobj::set_section_offset): Rewrite.
4911 (Relobj::map_to_output): Remove.
4912 (Relobj::output_sections): New function.
4913 (Relobj::do_output_section_offset): New pure virtual function.
4914 (Relobj::do_set_section_offset): Likewise.
4915 (class Sized_relobj): Add section_offsets_ field. Add comdat
4916 group support from Relobj. Update declarations.
4917 (Sized_relobj::get_output_section_offset): New function.
4918 (Sized_relobj::do_output_section_offset): New function.
4919 (Sized_relobj::do_set_section_offset): New function.
4920 * object.cc (Relobj::output_section_address): Remove.
4921 (Sized_relobj::Sized_relobj): Initialize new fields.
4922 (Sized_relobj::include_section_group): Cast find_kept_object to
4924 (Sized_relobj::include_linkonce_section): Likewise.
4925 (Sized_relobj::do_layout): Use separate arrays for output section
4927 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4929 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4930 output_sections and section_offsets.
4931 (Sized_relobj::write_local_symbols): Likewise.
4932 (map_to_kept_section): Compute output address directly.
4933 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4934 output_sections and section_offsets.
4935 (Sized_relobj::write_sections): Likewise.
4936 (Sized_relobj::relocate_sections): Likewise.
4937 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4938 * output.h (class Output_reloc): Update declarations. Change
4939 u2_.relobj to Sized_relobj*.
4940 (class Output_data_reloc): Change add functions to use
4942 * output.cc (Output_reloc::Output_reloc): Change relobj to
4944 (Output_reloc::local_section_offset): Change return type to
4945 Elf_Addr. Use get_output_section_offset.
4946 (Output_reloc::get_address): Likewise.
4947 (Output_section::is_input_address_mapped): Don't call
4948 is_section_specially_mapped.
4949 (Output_section::output_offset): Likewise.
4950 (Output_section::output_address): Likewise.
4951 (Output_section::starting_output_address): Likewise.
4952 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4953 parameter to Sized_relobj*.
4954 (Copy_relocs::need_copy_reloc): Likewise.
4955 (Copy_relocs::save): Likewise.
4956 * copy-relocs.h (class Copy_relocs): Update declarations.
4957 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4958 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4959 * target-reloc.h (relocate_for_relocatable): Change
4960 offset_in_output_section type to Elf_Addr. Change code that uses
4962 * layout.cc (Layout::layout): Always set *off.
4963 * mapfile.cc (Mapfile::print_input_section): Use
4964 output_section_offset.
4965 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4967 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4968 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4969 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4971 2008-07-03 Ian Lance Taylor <iant@google.com>
4973 * layout.cc (Layout::include_section): Do not discard unrecognized
4974 SHT_STRTAB sections.
4976 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4978 * script.cc (Lex::can_continue_name): Make '?' allowable in
4979 version-script names.
4980 * testsuite/version_script.map: Change glob pattern to use '?'
4982 2008-06-30 Manish Singh <yosh@gimp.org>
4985 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4988 2008-06-30 Ian Lance Taylor <iant@google.com>
4992 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4993 versions]: Don't try to read the value in the contents, since we
4994 don't use it. Use the template endianness when writing.
4996 2008-06-25 Cary Coutant <ccoutant@google.com>
4998 * fileread.cc (File_read::make_view): Assert on zero-length view.
4999 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5000 symbol table when there are no symbols to read.
5002 2008-06-23 Craig Silverstein <csilvers@google.com>
5004 * version.cc (version_string): Bump to 1.7
5006 2008-06-18 Craig Silverstein <csilvers@google.com>
5008 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5009 constant 0xFFFF to type Valtype.
5010 (Powerpc_relocate_functions::rel16_ha): Likewise.
5012 2008-06-17 Ian Lance Taylor <iant@google.com>
5014 * output.h (Output_section::Input_section): Initialize p2align_ to
5015 zero for Output_section_data constructors.
5016 (Output_section::Input_section::addralign): If not an input
5017 section, return the alignment of the Output_section_data.
5018 * testsuite/copy_test.cc: New file.
5019 * testsuite/copy_test_1.cc: New file.
5020 * testsuite/copy_test_2.cc: New file.
5021 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5022 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5023 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5024 (copy_test_1_pic.o, copy_test_1.so): New targets.
5025 (copy_test_2_pic.o, copy_test_2.so): New targets.
5026 * testsuite/Makefile.in: Rebuild.
5028 * script-sections.cc (Script_sections::place_orphan): Initialize
5029 local variable exact.
5031 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5033 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5035 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5036 David S. Miller <davem@davemloft.net>
5038 * powerpc.cc: New file.
5039 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5040 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5041 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5042 * Makefile.in: Rebuild.
5044 2008-06-09 Ian Lance Taylor <iant@google.com>
5046 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5048 (throwing, orig_terminate): New static variables.
5049 (terminate_handler): New static function.
5050 (t2): Set terminate handler.
5052 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5055 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5058 2008-05-30 Cary Coutant <ccoutant@google.com>
5060 * archive.cc (Archive::include_all_members) Correct to step
5061 over symbol table and extended name table in thin archives.
5063 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5066 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5069 2008-05-28 Caleb Howe <cshowe@google.com>
5071 * reduced_debug_output.cc: New file.
5072 * reduced_debug_output.h: New file.
5073 * options.h (class General_options): Add --strip-debug-non-line.
5074 * options.cc (General_options::finalize): Add strip_debug_non_line
5075 to the strip heirarchy.
5076 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5078 * layout.cc: Include "reduced_debug_output.h".
5079 (Layout::Layout): Initialize new fields.
5080 (line_only_debug_sections): New static array.
5081 (is_lines_only_debug_sections): New static inline function.
5082 (Layout::include_section): Handle --strip-debug-non-line.
5083 (Layout::make_output_section): If --strip-debug-non-line, build
5084 new output sections for .debug_abbrev and .debug_info.
5085 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5086 gold. Warn about possible overflow.
5087 (read_signed_LEB_128): Likewise.
5088 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5089 (read_signed_LEB_128): Declare.
5090 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5091 (HFILES): Add reduced_debug_output.h.
5092 * Makefile.in: Rebuild.
5094 2008-05-21 Ian Lance Taylor <iant@google.com>
5096 * mapfile.cc: New file.
5097 * mapfile.h: New file.
5098 * options.h (class General_options): Add -M/--print-map and -Map.
5099 * options.cc (General_options::finalize): Make -M equivalent to
5101 * main.cc: Include <cstdio> and "mapfile.h".
5102 (main): Open mapfile if requested.
5103 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5104 constructor. Change caller.
5105 (queue_initial_tasks): Add mapfile parameter. Change caller.
5106 (queue_middle_tasks): Likewise.
5107 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5109 * archive.cc: Include "mapfile.h".
5110 (Archive::add_symbols): Add mapfile parameter. Change all
5111 callers. Pass mapfile, symbol, and reason to include_member.
5112 (Archive::include_all_members): Add mapfile parameter. Change all
5114 (Archive::include_member): Add mapfile, sym, and why parameters.
5115 Change all callers. Report inclusion to map file.
5116 * archive.h: Include "fileread.h".
5117 (class Archive): Update declarations.
5118 (Archive::file): New const method.
5119 (class Add_archive_symbols): Add mapfile_ field. Update
5120 constructor. Change all callers.
5121 * readsyms.h (class Read_symbols): Likewise.
5122 (class Finish_group): Likewise.
5123 (class Read_script): Likewise.
5124 * common.cc: Include "mapfile.h".
5125 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5127 (Symbol_table::do_allocate_commons): Likewise.
5128 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5129 symbol allocation to mapfile.
5130 * common.h (class Allocate_commons_task): Add mapfile_ field.
5131 Update constructor. Change all callers.
5132 * symtab.h (class Symbol_table): Update declarations.
5133 * layout.cc: Include "mapfile.h".
5134 (Layout_task_runner::run): Print information to mapfile.
5135 (Layout::create_gold_note): Change Output_data_fixed_space to
5136 Output_data_zero_fill.
5137 (Layout::create_build_id): Likewise.
5138 (Layout::print_to_mapfile): New function.
5139 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5140 constructor. Change caller.
5141 (class Layout): Declare print_to_mapfile.
5142 * output.cc (Output_section::Input_section::print_to_mapfile): New
5144 (Output_section::add_input_section): If producing a map, always
5145 add to input_sections_ list.
5146 (Output_section::do_print_to_mapfile): New function.
5147 (Output_segment::print_sections_to_mapfile): New function.
5148 (Output_segment::print_section_list_to_mapfile): New function.
5149 * output.h: Include "mapfile.h".
5150 (Output_data::print_to_mapfile): New function.
5151 (Output_data::do_print_to_mapfile): New virtual function.
5152 (Output_segment_headers::do_print_to_mapfile): New function.
5153 (Output_file_header::do_print_to_mapfile): New function.
5154 (Output_data_const::do_print_to_mapfile): New function.
5155 (class Output_data_const_buffer): Add map_name_ field. Update
5156 constructor. Change all callers. Add do_print_to_mapfile
5158 (class Output_data_fixed_space): Likewise.
5159 (class Output_data_space): Likewise.
5160 (class Output_data_zero_fill): New class.
5161 (Output_data_strtab::do_print_to_mapfile): New function.
5162 (Output_data_reloc_base::do_print_to_mapfile): New function.
5163 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5164 (Output_data_group::do_print_to_mapfile): New function.
5165 (Output_data_got::do_print_to_mapfile): New function.
5166 (Output_data_dynamic::do_print_to_mapfile): New function.
5167 (Output_symtab_xindex::do_print_to_mapfile): New function.
5168 (class Output_section): Declare do_print_to_mapflie. Declare
5169 print_to_mapfile in Input_section.
5170 (class Output_segment): Declare new functions.
5171 * object.h (Sized_relobj::symbol_count): New function.
5172 * script-sections.cc
5173 (Output_section_element_dot_assignment::set_section_addresses):
5174 Change Output_data_fixed_space to Output_data_zero_fill.
5175 (Output_data_expression::do_print_to_mapfile): New function.
5176 * script.cc (read_input_script): Add mapfile parameter. Change
5178 * script.h (read_input_script): Update declaration.
5179 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5180 (Eh_frame::do_print_to_mapfile): New function.
5181 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5182 (Output_merge_string::do_print_to_mapfile): New function.
5183 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5185 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5187 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5189 * Makefile.am (CCFILES): Add mapfile.cc.
5190 (HFILES): Add mapfile.h.
5191 * Makefile.in: Rebuild.
5193 2008-05-19 Ian Lance Taylor <iant@google.com>
5195 * options.h (class General_options): Add -z relro.
5196 * layout.cc (Layout::Layout): Initialize relro_segment_.
5197 (Layout::add_output_section_data): Return the output section.
5198 (Layout::make_output_section): Rcognize relro sections and mark
5200 (Layout::attach_allocated_section_to_segment): Put relro sections
5201 in a PT_GNU_RELRO segment.
5202 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5204 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5206 (Layout::linkonce_mapping): Map d.rel.ro.local to
5208 (Layout::output_section_name): Us .data.rel.ro.local for any
5209 section which begins with that.
5210 * layout.h (class Layout): Update add_output_section_data
5211 declaration. Add relro_segment_ field.
5212 * output.cc (Output_section::Output_section): Initialize is_relro_
5213 and is_relro_local_ fields.
5214 (Output_segment::add_output_section): Group relro sections.
5215 (Output_segment::is_first_section_relro): New function.
5216 (Output_segment::maximum_alignment): If there is a relro section,
5217 align the segment to the common page size.
5218 (Output_segment::set_section_addresses): Track whether we are
5219 looking at relro sections. If the last section is a relro
5220 section, align to the common page size.
5221 (Output_segment::set_section_list_addresses): Add in_relro
5222 parameter. Change all callers. Align to the page size when
5223 moving from relro to non-relro section.
5224 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5226 * output.h (class Output_section): Add is_relro_ and
5227 is_relro_local_ fields.
5228 (Output_section::is_relro): New function.
5229 (Output_section::set_is_relro): New function.
5230 (Output_section::is_relro_local): New function.
5231 (Output_section::set_is_relro_local): New function.
5232 (class Output_segment): Update declarations.
5233 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5234 * sparc.cc (Target_sparc::got_section): Likewise.
5235 * x86_64.cc (Target_x86_64::got_section): Likewise.
5236 * testsuite/relro_test_main.cc: New file.
5237 * testsuite/relro_test.cc: New file.
5238 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5239 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5240 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5241 (relro_test.so, relro_test_pic.o): New targets.
5242 * testsuite/Makefile.in: Rebuild.
5244 2008-05-16 Ian Lance Taylor <iant@google.com>
5246 * output.cc (Output_segment::add_output_section): Remove front
5248 * output.h (class Output_segment): Remove
5249 add_initial_output_section and overloaded add_output_section.
5250 Update declaration of remaining add_output_section.
5251 * layout.cc (Layout::create_interp): Call add_output_section
5252 rather than add_initial_output_section.
5253 (Layout::finish_dynamic_section): Likewise.
5255 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5256 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5257 know the dynamic type.
5258 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5259 field. Initialize it in constructor.
5260 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5261 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5262 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5265 * output.cc (Output_reloc::get_address): Change return type to
5267 * output.h (class Output_reloc): Update get_address declaration.
5268 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5269 for section addresses.
5271 2008-05-09 Ian Lance Taylor <iant@google.com>
5274 * gold.cc (gold_nomem): Use return value of write.
5276 2008-05-08 Ian Lance Taylor <iant@google.com>
5278 * symtab.c (Symbol::init_base_output_data): Add version
5279 parameter. Change all callers.
5280 (Symbol::init_base_output_segment): Likewise.
5281 (Symbol::init_base_constant): Likewise.
5282 (Symbol::init_base_undefined): Likewise.
5283 (Sized_symbol::init_output_data): Likewise.
5284 (Sized_symbol::init_output_segment): Likewise.
5285 (Sized_symbol::init_constant): Likewise.
5286 (Sized_symbol::init_undefined): Likewise.
5287 (Symbol_table::do_define_in_output_data): If the new symbol has a
5288 version, mark it as the default.
5289 (Symbol_table::do_define_in_output_segment): Likewise.
5290 (Symbol_table::do_define_as_constant): Likewise.
5291 * symtab.h (class Symbol): Update declarations.
5292 (class Sized_symbol): Likewise.
5293 * resolve.cc (Symbol::override_version): New function.
5294 (Symbol::override_base): Call override_version.
5295 (Symbol::override_base_with_special): Likewise.
5296 * testsuite/ver_script_8.script: New file.
5297 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5298 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5299 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5300 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5302 2008-05-06 Ian Lance Taylor <iant@google.com>
5305 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5307 (class General_options): Remove existing --undefined, and add
5308 --no-undefined instead. Add new --undefined as synonym for -u.
5309 * archive.cc (Archive::add_symbols): Check whether symbol was
5311 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5312 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5313 all uses. Add IS_UNDEFINED. Update declarations to split
5314 different versions of init_base. Declare init_base_undefined.
5315 (Symbol::is_defined): Handle IS_UNDEFINED.
5316 (Symbol::is_undefined): Likewise.
5317 (Symbol::is_weak_undefined): Call is_undefined.
5318 (Symbol::is_absolute): Handle IS_CONSTANT.
5319 (class Sized_symbol): Update declarations to split different
5320 versions of init. Declare init_undefined.
5321 (class Symbol_table): Declare new functions.
5322 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5324 (Symbol::init_base_output_data): Likewise.
5325 (Symbol::init_base_output_segment): Likewise.
5326 (Symbol::init_base_constant): Likewise.
5327 (Symbol::init_base_undefined): New function.
5328 (Sized_symbol::init_object): Rename from init. Change all
5330 (Sized_symbol::init_output_data): Likewise.
5331 (Sized_symbol::init_output_segment): Likewise.
5332 (Sized_symbol::init_constant): Likewise.
5333 (Sized_symbol::init_undefined): New function.
5334 (Symbol_table::add_undefined_symbols_from_command_line): New
5336 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5338 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5339 (Symbol::output_section): Likewise.
5340 (Symbol::set_output_section): Likewise.
5341 (Symbol_table::sized_finalize_symbol): Likewise.
5342 (Symbol_table::sized_write_globals): Likewise.
5343 * resolve.cc (Symbol_table::should_override): Likewise.
5344 (Symbol::override_base_with_special): Likewise.
5346 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5347 symbol, change it to have default visibility.
5348 * testsuite/protected_1.cc: New file.
5349 * testsuite/protected_2.cc: New file.
5350 * testsuite/protected_3.cc: New file.
5351 * testsuite/protected_main_1.cc: New file.
5352 * testsuite/protected_main_2.cc: New file.
5353 * testsuite/protected_main_3.cc: New file.
5354 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5355 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5356 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5357 (protected_1.so): New target.
5358 (protected_1_pic.o, protected_2_pic.o): New targets.
5359 (protected_3_pic.o): New target.
5360 (check_PROGRAMS): Add protected_2.
5361 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5362 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5363 * testsuite/Makefile.in: Rebuild.
5365 * options.h (DEFINE_var): Add set_user_set_##varname__.
5366 (DEFINE_bool_alias): New macro.
5367 (class General_options): Define -Bstatic using DEFINE_bool_alias
5368 rather than DEFINE_special. Add --undefined as an alias for -z
5370 * options.cc (General_options::parse_Bstatic): Remove.
5372 * options.h (class General_options): Add --fatal-warnings.
5373 * main.cc (main): Implement --fatal-warnings.
5374 * errors.h (Errors::warning_count): New function.
5376 * options.h (class General_options): Add -Bsymbolic-functions.
5377 * symtab.h (Symbol::is_preemptible): Check for
5378 -Bsymbolic-functions.
5380 2008-05-05 Ian Lance Taylor <iant@google.com>
5382 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5383 as noVARNAME rather than no-VARNAME.
5384 (class General_options): Add option -z combreloc.
5385 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5387 (Output_reloc::sort_before) [SHT_REL]: New function.
5388 (Output_reloc::sort_before) [SHT_RELA]: New function.
5389 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5390 Sort_relocs_comparison.
5391 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5392 parameter. Change all callers.
5393 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5394 sort_relocs parameter. Change all callers.
5395 * output.cc (Output_reloc::get_address): New function, broken out
5397 (Output_reloc::write_rel): Call it.
5398 (Output_reloc::compare): New function.
5399 (Output_data_reloc_base::do_write): Optionally sort relocs.
5401 * configure.ac: If targ_extra_obj is set, link it in.
5402 * configure.tgt: Initialize all variables.
5403 (x86_64*): Set targ_extra_obj and targ_extra_size.
5404 * configure: Rebuild.
5406 * object.cc (Sized_relobj::include_section_group): Adjust section
5407 indexes read from group data. Build vector to pass to
5409 * layout.cc (Layout::layout_group): Add flags and shndxes
5410 parameters. Remove contents parameter. Change caller. Update
5411 explicit instantiations.
5412 * layout.h (class Layout): Update layout_group declaration.
5413 * output.cc (Output_data_group::Output_data_group): Add flags and
5414 input_shndxes parameters. Remove contents parameter. Change
5416 (Output_data_group::do_write): Change input_sections_ to
5418 * output.h (class Output_data_group): Update constructor
5419 declaration. Rename input_sections_ to input_shndxes_.
5420 * testsuite/many_sections_test.cc: Add template.
5422 2008-04-30 Cary Coutant <ccoutant@google.com>
5424 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5426 * layout.cc (Layout::include_section): Refactored check for debug
5428 (Layout::add_comdat): Add new parameters. Change type
5429 of signature parameter. Add object and shndx to signatures table.
5430 (Layout::find_kept_object): New function.
5431 * layout.h: Include <cstring>.
5432 (Layout::is_debug_info_section): New function.
5433 (Layout::add_comdat): Add new parameters.
5434 (Layout::find_kept_object): New function.
5435 (Layout::Kept_section): New struct.
5436 (Layout::Signatures): Change type of map range.
5437 * object.cc (Relobj::output_section_address): New function.
5438 (Sized_relobj::include_section_group): Add new parameters. Change
5439 calls to Layout::add_comdat. Change to build table of kept comdat
5440 groups and table mapping discarded sections to kept sections.
5441 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5442 (Sized_relobj::do_layout): Change calls to include_section_group and
5443 include_linkonce_section.
5444 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5445 value to zero when section is discarded.
5446 (Sized_relobj::map_to_kept_section): New function.
5447 * object.h (Relobj::output_section_address): New function.
5448 (Relobj::Comdat_group): New type.
5449 (Relobj::find_comdat_group): New function.
5450 (Relobj::Comdat_group_table): New type.
5451 (Relobj::Kept_comdat_section): New type.
5452 (Relobj::Kept_comdat_section_table): New type.
5453 (Relobj::add_comdat_group): New function.
5454 (Relobj::set_kept_comdat_section): New function.
5455 (Relobj::get_kept_comdat_section): New function.
5456 (Relobj::comdat_groups_): New field.
5457 (Relobj::kept_comdat_sections_): New field.
5458 (Symbol_value::input_value): Update comment.
5459 (Sized_relobj::map_to_kept_section) New function.
5460 (Sized_relobj::include_linkonce_section): Add new parameter.
5461 * target-reloc.h (Comdat_behavior): New type.
5462 (get_comdat_behavior): New function.
5463 (relocate_section): Add code to map a discarded section to the
5464 corresponding kept section when applying a relocation.
5466 2008-04-30 Craig Silverstein <csilvers@google.com>
5468 * dwarf_reader.cc (next_generation_count): New static var.
5469 (Addr2line_cache_entry): New struct.
5470 (addr2line_cache): New static var.
5471 (Dwarf_line_info::one_addr2line): Added caching.
5472 (Dwarf_line_info::clear_addr2line_cache): New function.
5473 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5474 cache-size parameter.
5475 (Dwarf_line_info::one_addr2line_cache): New function.
5476 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5477 new cache-size argument to one_addr2line(), and clear cache.
5479 2008-04-28 Cary Coutant <ccoutant@google.com>
5481 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5482 R_386_PC8 relocations.
5484 2008-04-23 Ian Lance Taylor <iant@google.com>
5486 * object.cc (Sized_relobj::include_section_group): Check for
5487 invalid section group.
5489 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5492 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5493 than read for file header.
5494 * archive.cc (Archive::include_member): Likewise.
5496 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5498 * aclocal.m4: Regenerate.
5499 * configure: Regenerate.
5501 2008-04-19 Ian Lance Taylor <iant@google.com>
5503 * version.cc (version_string): Bump to 1.6.
5505 * testsuite/Makefile.am (many_sections_r_test): New target.
5506 (many_sections_r_test_SOURCES): Remove.
5507 (many_sections_r_test_DEPENDENCIES): Remove.
5508 (many_sections_r_test_LDFLAGS): Remove.
5509 (many_sections_r_test_LDADD): Remove.
5511 * object.cc (Sized_relobj::do_add_symbols): Always pass
5512 local_symbol_count_ to add_from_relobj.
5514 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5515 every thousand variables.
5516 * testsuite/Makefile.in: Rebuild.
5518 * object.cc (Xindex::initialize_symtab_xindex): New function.
5519 (Xindex::read_symtab_xindex): New function.
5520 (Xindex::sym_xindex_to_shndx): New function.
5521 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5523 (Sized_relobj::do_initialize_xindex): New function.
5524 (Sized_relobj::do_read_symbols): Adjust section links.
5525 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5526 parameter. Change all callers.
5527 (Sized_relobj::include_section_group): Adjust section links and
5528 symbol section indexes.
5529 (Sized_relobj::do_layout): Adjust section links.
5530 (Sized_relobj::do_count_local_symbols): Adjust section links and
5531 symbol section indexes.
5532 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5533 ordinary and special symbols.
5534 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5535 dynsym_xindex parameters. Change all callers. Adjust section
5536 links. Use SHN_XINDEX when needed.
5537 (Sized_relobj::get_symbol_location_info): Adjust section links.
5538 Don't get fooled by special symbols.
5539 * object.h (class Xindex): Define.
5540 (class Object): Add xindex_ parameter. Declare virtual functoin
5541 do_initialize_xindex.
5542 (Object::adjust_sym_shndx): New function.
5543 (Object::set_xindex): New protected function.
5544 (class Symbol_value): Add is_ordinary_shndx_ field.
5545 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5546 (Symbol_value::value): Assert ordinary section.
5547 (Symbol_value::initialize_input_to_output_map): Likewise.
5548 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5550 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5552 (class Sized_relobj): Update declarations.
5553 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5554 parameter. Change all callers.
5555 (Sized_relobj::adjust_shndx): New function.
5556 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5558 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5559 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5560 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5561 (Sized_dynobj::read_dynsym_section): Adjust section links.
5562 (Sized_dynobj::read_dynamic): Likewise.
5563 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5565 (Sized_dynobj::do_initialize_xindex): New function.
5566 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5567 do_initialize_xindex.
5568 (Sized_dynobj::adjust_shndx): New function.
5569 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5570 dynsym_xindex_ fields.
5571 (Layout::finalize): Add a call to set_section_indexes before
5572 creating the symtab sections.
5573 (Layout::set_section_indexes): Don't do anything if the section
5574 already has a section index.
5575 (Layout::create_symtab_sections): Add shnum parameter. Change
5576 caller. Create .symtab_shndx section if needed.
5577 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5579 (Layout::allocated_output_section_count): New function.
5580 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5582 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5583 fields. Update declarations.
5584 (Layout::symtab_xindex): New function.
5585 (Layout::dynsym_xindex): New function.
5586 (class Write_symbols_task): Add layout_ field.
5587 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5589 * output.cc (Output_section_headers::Output_section_headers): Add
5590 shstrtab_section parameter. Change all callers.
5591 (Output_section_headers::do_sized_write): Store overflow values
5592 for section count and section string table section index in
5593 section header zero.
5594 (Output_file_header::do_sized_write): Check for overflow of
5595 section count and section string table section index.
5596 (Output_symtab_xindex::do_write): New function.
5597 (Output_symtab_xindex::endian_do_write): New function.
5598 * output.h (class Output_section_headers): Add shstrtab_section_.
5599 Update declarations.
5600 (class Output_symtab_xindex): Define.
5601 (Output_section::has_out_shndx): New function.
5602 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5604 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5606 (Sized_symbol::init): Likewise.
5607 (Symbol::output_section): Check for ordinary symbol.
5608 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5609 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5611 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5612 Change all callers. Simplify handling of symbols from sections
5613 not included in the link.
5614 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5616 (Weak_alias_sorter::operator()): Assert that symbols are
5618 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5620 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5621 parameters. Change all callers.
5622 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5623 symbol distinction. Use SHN_XINDEX when needed.
5624 (Symbol_table::write_section_symbol): Add symtab_xindex
5625 parameter. Change all callers.
5626 (Symbol_table::sized_write_section_symbol): Likewise. Use
5627 SHN_XINDEX when needed.
5628 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5630 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5631 (Symbol::is_defined): Check is_ordinary.
5632 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5633 (Symbol::is_absolute, Symbol::is_common): Likewise.
5634 (class Sized_symbol): Update declarations.
5635 (class Symbol_table): Update declarations.
5636 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5637 parameters. Change all callers.
5638 (Sized_symbol::override): Likewise.
5639 (Symbol_table::override): Likewise.
5640 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5641 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5642 is_ordinary, and orig_st_shndx parameters. Change all callers.
5643 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5644 to be in an ordinary section.
5645 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5646 object and is_ordinary parameters. Change all callers.
5647 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5648 Change all callers. Don't add undefined or non-ordinary symbols
5650 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5652 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5654 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5655 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5656 (Sized_relobj::relocate_sections): Likewise.
5657 * target-reloc.h (scan_relocs): Adjust section symbol index.
5658 (scan_relocatable_relocs): Likewise.
5659 * i386.cc (Scan::local): Check for ordinary symbols.
5660 * sparc.cc (Scan::local): Likewise.
5661 * x86_64.cc (Scan::local): Likewise.
5662 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5663 to symbol_section_and_value.
5664 * testsuite/many_sections_test.cc: New file.
5665 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5666 (check_PROGRAMS): Add many_sections_test.
5667 (many_sections_test_SOURCES): Define.
5668 (many_sections_test_DEPENDENCIES): Define.
5669 (many_sections_test_LDFLAGS): Define.
5670 (BUILT_SOURCES): Add many_sections_define.h.
5671 (many_sections_define.h): New target.
5672 (BUILT_SOURCES): Add many_sections_check.h.
5673 (many_sections_check.h): New target.
5674 (check_PROGRAMS): Add many_sections_r_test.
5675 (many_sections_r_test_SOURCES): Define.
5676 (many_sections_r_test_DEPENDENCIES): Define.
5677 (many_sections_r_test_LDFLAGS): Define.
5678 (many_sections_r_test_LDADD): Define.
5679 (many_sections_r_test.o): New target.
5680 * testsuite/Makefile.in: Rebuild.
5682 2008-04-17 Cary Coutant <ccoutant@google.com>
5684 * errors.cc (Errors::info): New function.
5685 (gold_info): New function.
5686 * errors.h (Errors::info): New function.
5687 * gold.h (gold_info): New function.
5688 * object.cc (Input_objects::add_object): Print trace output.
5689 * options.cc (options::parse_set): New function.
5690 (General_options::parse_wrap): Deleted.
5691 (General_options::General_options): Deleted initializer.
5692 * options.h (options::String_set): New typedef.
5693 (options::parse_set): New function.
5694 (DEFINE_set): New macro.
5695 (General_options::wrap): Changed to use DEFINE_set. Changed
5696 callers of any_wrap_symbols and is_wrap_symbol.
5697 (General_options::trace, General_options::trace_symbol):
5699 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5700 (General_options::wrap_symbols_): Deleted.
5701 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5703 2008-04-17 David S. Miller <davem@davemloft.net>
5705 * options.cc (General_options::parse_V): New function.
5706 * options.h: Add entries for -V and -Qy.
5708 2008-04-17 Ian Lance Taylor <iant@google.com>
5710 * common.cc (Symbol_table::allocate_commons): Remove options
5711 parameter. Change caller.
5712 (Symbol_table::do_allocate_commons): Remove options parameter.
5713 Change caller. Just call do_allocate_commons_list twice.
5714 (Symbol_table::do_allocate_commons_list): New function, broken out
5715 of do_allocate_commons.
5716 * common.h (class Allocate_commons_task): Remove options_ field.
5718 * symtab.cc (Symbol_table::Symbol_table): Initialize
5720 (Symbol_table::add_from_object): Put TLS common symbols on
5722 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5723 which are IN_OUTPUT_DATA.
5724 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5725 allocate_commons and do_allocate_commons declarations. Declare
5726 do_allocate_commons_list.
5727 * gold.cc (queue_middle_tasks): Update creation of
5728 Allocate_commons_task to not pass options.
5729 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5730 (TLS_TEST_C_FLAGS): New variable.
5731 (tls_test_c_pic.o): New target.
5732 (tls_test_shared.so): Link in tls_test_c_pic.o.
5733 (tls_test_c_pic_ie.o): New target.
5734 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5735 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5736 (tls_test_c.o): New target.
5737 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5738 (tls_pic_test_LDADD): Likewise.
5739 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5740 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5741 (tls_test_c_gnu2.o): New target.
5742 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5744 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5745 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5746 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5747 * testsuite/tls_test.cc: Include "config.h".
5748 (t_last): Call t11_last.
5749 * testsuite/tls_test.h (t11, t11_last): Declare.
5750 * testsuite/tls_test_c.c: New file.
5751 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5752 * configure.ac: Check for OpenMP support.
5753 * configure, config.in, Makefile.in: Rebuild.
5754 * testsuite/Makefile.in: Rebuild.
5756 2008-04-16 Cary Coutant <ccoutant@google.com>
5758 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5759 (Target_i386::tls_base_symbol_defined_): New field.
5760 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5761 (Target_i386::Scan::global): Likewise.
5762 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5763 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5764 (Target_x86_64::tls_base_symbol_defined_): New field.
5765 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5766 (Target_x86_64::Scan::global): Likewise.
5768 2008-04-16 Cary Coutant <ccoutant@google.com>
5770 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5771 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5772 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5773 building shared libraries.
5774 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5775 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5776 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5777 * testsuite/Makefile.in: Rebuild.
5778 * testsuite/weak_undef.h: New file.
5779 * testsuite/weak_undef_file1.cc: Add extra test cases.
5780 * testsuite/weak_undef_file2.cc: Likewise.
5781 * testsuite/weak_undef_test.cc: Likewise.
5783 2008-04-16 David S. Miller <davem@davemloft.net>
5785 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5786 Add issued_non_pic_error_ field. Declare check_non_pic.
5787 (Target_sparc::Scan::check_non_pic): New function.
5788 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5789 (Target_sparc::Scan::global): Likewise.
5791 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5792 * configure: Rebuild.
5794 * options.h (DEFINE_enable): New macro.
5795 (new_dtags): New enable option.
5796 (initfirst, interpose, loadfltr, nodefaultlib,
5797 nodelete, nodlopen, nodump): New -z options.
5798 * layout.cc (Layout:finish_dynamic_section): If new
5799 dtags enabled, emit DT_RUNPATH. Also, emit a
5800 DT_FLAGS_1 containing any specified -z flags.
5802 2008-04-16 Ian Lance Taylor <iant@google.com>
5804 * copy-relocs.cc: New file.
5805 * copy-relocs.h: New file.
5806 * reloc.cc: Remove Copy_relocs code.
5807 * reloc.h: Likewise.
5808 * reloc-types.h (struct Reloc_types) [both versions]: Add
5809 get_reloc_addend_noerror.
5810 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5811 variants of add_global which take an addend which must be zero.
5812 * i386.cc: Include "copy-relocs.h".
5813 (class Target_i386): Change type of copy_relocs_ to variable,
5815 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5817 (Target_i386::do_finalize_sections): Change handling of
5819 * sparc.cc: Include "copy-relocs.h".
5820 (class Target_sparc): Change type of copy_relocs_ to variable,
5822 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5824 (Target_sparc::do_finalize_sections): Change handling of
5826 * x86_64.cc: Include "copy-relocs.h".
5827 (class Target_x86_64): Change type of copy_relocs_ to variable,
5829 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5830 class. Change all callers.
5831 (Target_x86_64::do_finalize_sections): Change handling of
5833 * Makefile.am (CCFILES): Add copy-relocs.cc.
5834 (HFILES): Add copy-relocs.h.
5836 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5838 * testsuite/script_test_4.sh: Permit leading zeroes.
5840 2008-04-15 Ian Lance Taylor <iant@google.com>
5842 * script-sections.cc (Script_sections::create_segments): Use
5843 header_size_adjustment even when there is enough room for the
5845 * testsuite/script_test_4.sh: New file.
5846 * testsuite/script_test_4.t: New file.
5847 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5848 (check_DATA): Add script_test_4.stdout.
5849 (MOSTLYCLEANFILES): Likewise.
5850 (script_test_4): New target.
5851 (script_test_4.stdout): New target.
5852 * testsuite/Makefile.in: Rebuild.
5854 * sparc.cc: Add definitions for Output_data_plt_sparc class
5857 2008-04-14 David S. Miller <davem@davemloft.net>
5859 * sparc.cc: New file.
5860 * Makefile.am (TARGETSOURCES): Add sparc.cc
5861 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5862 * configure.tgt: Document targ_extra_size and
5863 targ_extra_big_endian. Add entries for sparc-* and
5865 * configure.ac: Handle targ_extra_size and
5866 targ_extra_big_endian.
5867 * Makefile.in: Rebuild.
5868 * configure: Likewise.
5869 * po/POTFILES.in: Likewise.
5870 * po/gold.pot: Likewise.
5872 2008-04-14 Ian Lance Taylor <iant@google.com>
5874 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5875 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5876 in the name/type/flags to section mapping. Don't call
5877 allocate_output_section.
5878 (Layout::choose_output_section): Change parameter from adjust_name
5879 to is_input_section. Don't permit input sections after sections
5880 are attached to segments. Don't call allocate_output_section.
5881 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5882 not write_enable_output_section.
5883 (Layout::make_output_section): Don't push to
5884 unattached_section_list_ nor call attach_to_segment. Call
5885 attach_section_to_segment if sections are attached.
5886 (Layout::attach_sections_to_segments): New function.
5887 (Layout::attach_section_to_segment): New function.
5888 (Layout::attach_allocated_section_to_segment): Rename from
5889 attach_to_segment. Remove flags parameter.
5890 (Layout::allocate_output_section): Remove function.
5891 (Layout::write_enable_output_section): Remove function.
5892 * layout.h (class Layout): Update for above changes. Add new
5893 field sections_are_attached_.
5894 * output.h (Output_section::update_flags_for_input_section): New
5896 * output.cc (Output_section::add_input_section): Call
5897 update_flags_for_input_section.
5898 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5900 2008-04-11 Cary Coutant <ccoutant@google.com>
5902 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5903 thought unnecessary.
5904 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5906 2008-04-11 Ian Lance Taylor <iant@google.com>
5908 * output.h (class Output_section_data): Remove inline definition
5910 * output.cc (Output_section_data::set_addralign): New function.
5912 2008-04-11 Cary Coutant <ccoutant@google.com>
5914 Add support for TLS descriptors for i386 and x86_64.
5915 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5916 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5917 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5919 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5920 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5921 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5923 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5924 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5925 Fix problem with initial-exec relocations.
5926 (Target_i386::Relocate::relocate_tls): Likewise.
5927 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5929 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5930 support for section-plus-offset dynamic table entries.
5931 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5932 (Output_data_dynamic::Dynamic_entry): Add support for
5933 section-plus-offset dynamic table entries.
5934 (Output_data_dynamic::Classification): Likewise.
5935 (Output_data_dynamic::classification_): Renamed offset_.
5936 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5937 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5938 (Target_x86_64::make_plt_section): New function.
5939 (Target_x86_64::reserve_tlsdesc_entries): New function.
5940 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5941 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5942 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5943 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5944 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5945 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5946 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5947 add extra PLT entry for TLS descriptors.
5948 (Output_data_plt_x86_64::got_): New field.
5949 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5950 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5952 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5954 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5955 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5956 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5957 R_386_TLS_DESC_CALL relocations.
5958 (Target_x86_64::Scan::global): Likewise.
5959 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5960 for TLS descriptors.
5961 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5962 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5963 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5964 GD-to-IE relaxation.
5965 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5966 and TLS_DESCRIPTORS.
5967 * Makefile.in: Rebuild.
5968 * configure: Rebuild.
5969 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5970 (tls_test_shared2.so): New target.
5971 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5972 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5973 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5974 (tls_shared_gd_to_ie_test_LDADD): New variable.
5975 (tls_shared_gnu2_gd_to_ie_test): New target.
5976 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5978 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5979 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5980 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5981 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5982 (tls_shared_gnu2_test): New target.
5983 (tls_test_gnu2_shared.so): New target.
5984 (tls_shared_gnu2_test_SOURCES): New variable.
5985 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5986 (tls_shared_gnu2_test_LDFLAGS): New variable.
5987 (tls_shared_gnu2_test_LDADD): New variable.
5988 * testsuite/Makefile.in: Rebuild.
5989 * testsuite/Makefile.
5991 2008-04-11 Ian Lance Taylor <iant@google.com>
5993 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5995 * testsuite/Makefile.in: Rebuild.
5997 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5999 * testsuite/script_test_2.cc (main): Adjust test.
6001 2008-04-11 David S. Miller <davem@davemloft.net>
6002 Ian Lance Taylor <iant@google.com>
6004 * options.h (General_options): Add entries for '-Y' and
6006 * options.cc (General_options:finalize): If -Y was used, add those
6007 entries to the library path instead of the default "/lib" and
6010 2008-04-11 David S. Miller <davem@davemloft.net>
6012 * testsuite/justsyms.t: Start at 0x100.
6013 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6014 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6016 * testsuite/script_test_2.cc: Adjust string and section length
6019 2008-04-09 Ian Lance Taylor <iant@google.com>
6022 * script-sections.cc (Sections_element::allocate_to_segment): Add
6024 (Output_section_definition::allocate_to_segment): Likewise.
6025 (Orphan_output_section::allocate_to_segment): Likewise.
6026 (Script_sections::attach_sections_using_phdrs_clause): Don't
6027 propagate non-PT_LOAD segments to orphan sections.
6028 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6029 readelf rather than objdump.
6030 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6031 .interp section and PT_INTERP segment are the same size.
6032 * testsuite/Makefile.in: Rebuild.
6034 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6035 aliases for symbols defined in the same object.
6036 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6037 (weak_alias_test_SOURCES): New variable.
6038 (weak_alias_test_DEPENDENCIES): New variable.
6039 (weak_alias_test_LDFLAGS): New variable.
6040 (weak_alias_test_LDADD): New variable.
6041 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6042 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6043 (weak_alias_test_3.o): New target.
6044 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6045 * testsuite/weak_alias_test_main.cc: New file.
6046 * testsuite/weak_alias_test_1.cc: New file.
6047 * testsuite/weak_alias_test_2.cc: New file.
6048 * testsuite/weak_alias_test_3.cc: New file.
6050 2008-04-08 Ian Lance Taylor <iant@google.com>
6052 * options.h (class General_options): Add --noinhibit-exec option.
6053 * main.cc (main): Check --noinhibit-exec.
6055 * options.h (class General_options): Define --wrap as a special
6056 option. Add wrap_symbols_ field.
6057 (General_options::any_wrap_symbols): New function.
6058 (General_options::is_wrap_symbol): New function.
6059 * options.cc (General_options::parse_wrap): New function.
6060 (General_options::General_options): Initialize wrap_symbols_.
6061 * symtab.cc (Symbol_table::wrap_symbol): New function.
6062 (Symbol_table::add_from_object): Handle --wrap.
6063 * symtab.h (class Symbol_table): Declare wrap_symbol.
6064 * target.h (Target::wrap_char): New function.
6065 (Target::Target_info): Add wrap_char field.
6066 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6067 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6068 * testsuite/testfile.cc (Target_test::test_target_info):
6071 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6074 * layout.h (class Layout): Add added_eh_frame_data_ field.
6075 * layout.cc (Layout::Layout): Initialize new field.
6076 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6077 output section until we find a section we merged successfully.
6078 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6079 that the size be non-zero.
6081 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6084 2008-04-08 Craig Silverstein <csilvers@google.com>
6086 * configure.ac: Export new conditional variable HAVE_ZLIB.
6087 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6089 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6090 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6092 2008-04-07 Ian Lance Taylor <iant@google.com>
6094 * version.cc (version_string): Set to "1.5".
6096 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6097 Add issued_non_pic_error_ field. Declare check_non_pic.
6098 (Target_x86_64::Scan::check_non_pic): New function.
6099 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6100 (Target_x86_64::Scan::global): Likewise.
6102 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6103 addend parameter. Change caller. Handle merge sections.
6104 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6105 Address to Addend. Don't add in the result of
6106 local_section_offset, pass down the addend and use the returned
6108 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6109 Update declarations of local_section_offset and symbol_value.
6110 * testsuite/two_file_test_1.cc (t18): New function.
6111 * testsuite/two_file_test_2.cc (f18): New function.
6112 * testsuite/two_file_test_main.cc (main): Call t18.
6113 * testsuite/two_file_test.h (t18, f18): Declare.
6115 * configure.ac: Don't test for objdump, c++filt, or readelf.
6116 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6118 (TEST_READELF): New variable.
6119 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6120 (check_PROGRAMS): Add two_file_strip_test.
6121 (two_file_strip_test): New target.
6122 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6123 (two_file_same_shared_strip_test_SOURCES): New variable.
6124 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6125 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6126 (two_file_same_shared_strip_test_LDADD): New variable.
6127 (two_file_shared_strip.so): New target.
6128 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6129 (ver_test_5.syms, ver_test_7.syms): Likewise.
6130 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6131 (strip_test_3.stdout): Use TEST_OBJDUMP.
6132 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6134 2008-04-04 Cary Coutant <ccoutant@google.com>
6136 * symtab.h (Symbol::is_weak_undefined): New function.
6137 (Symbol::is_strong_undefined): New function.
6138 (Symbol::is_absolute): New function.
6139 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6140 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6142 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6143 (weak_undef_test): New target.
6144 * testsuite/Makefile.in: Rebuild.
6145 * testsuite/weak_undef_file1.cc: New file.
6146 * testsuite/weak_undef_file2.cc: New file.
6147 * testsuite/weak_undef_test.cc: New file.
6149 2008-04-03 Craig Silverstein <csilvers@google.com>
6151 * compressed_output.h (class Output_compressed_section): Use
6153 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6155 (zlib_compressed_suffix): Removed.
6156 (Output_compressed_section::set_final_data_size): Use unsigned
6158 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6159 Fix linker invocation.
6160 (flagstest_o_specialfile_and_compress_debug_sections):
6162 * testsuite/Makefile.in: Regenerated.
6164 2008-04-02 David S. Miller <davem@davemloft.net>
6166 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6167 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6169 2008-04-02 Craig Silverstein <csilvers@google.com>
6173 2008-04-02 Ian Lance Taylor <iant@google.com>
6175 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6176 parameters. Update for new key type to views_. Change all
6178 (File_read::read): Adjust for byteshift in returned view.
6179 (File_read::add_view): New function, broken out of
6181 (File_read::make_view): New function, broken out of
6183 (File_read::find_or_make_view): Add offset and aligned
6184 parameters. Rewrite accordingly. Change all callers.
6185 (File_read::get_view): Add offset and aligned parameters. Adjust
6186 for byteshift in return value.
6187 (File_read::get_lasting_view): Likewise.
6188 * fileread.h (class File_read): Update declarations.
6189 (class File_read::View): Add byteshift_ field. Add byteshift to
6190 constructor. Add byteshift method.
6191 * archive.h (Archive::clear_uncached_views): New function.
6192 (Archive::get_view): Add aligned parameter. Change all callers.
6193 * object.h (Object::get_view): Add aligned parameter. Change all
6195 (Object::get_lasting_view): Likewise.
6197 * fileread.cc (File_read::release): Don't call clear_views if
6198 there are multiple objects.
6199 * fileread.h (File_read::clear_uncached_views): New function.
6200 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6203 2008-03-31 Cary Coutant <ccoutant@google.com>
6205 Add thin archive support.
6206 * archive.cc (Archive::armagt): New const.
6207 (Archive::setup): Remove task parameter and calls to unlock.
6208 (Archive::unlock_nested_archives): New function.
6209 (Archive::read_header): Add nested_off parameter. Change
6211 (Archive::interpret_header): Likewise.
6212 (Archive::include_all_members): Change to handle thin
6214 (Archive::include_member): Likewise.
6215 * archive.h (Archive::Archive): Add new parameters and
6217 (Archive::armagt): New const.
6218 (Archive::setup): Remove task parameter.
6219 (Archive::unlock_nested_archives): New function.
6220 (Archive::read_header): Add nested_off parameter.
6221 (Archive::interpret_header): Likewise.
6222 (Archive::Nested_archive_table): New typedef.
6223 (Archive::is_thin_archive_): New field.
6224 (Archive::nested_archives_): New field.
6225 (Archive::options_): New field.
6226 (Archive::dirpath_): New field.
6227 (Archive::task_): New field.
6228 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6229 for thin archives. Pass additional parameters to
6230 Archive::Archive. Unlock the archive file after calling
6233 2008-03-29 Ian Lance Taylor <iant@google.com>
6235 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6236 version symbol to be local.
6237 * testsuite/ver_test_4.sh: New file.
6238 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6239 (check_DATA): Add ver_test_4.syms.
6240 (ver_test_4.syms): New target.
6241 * testsuite/Makefile.in: Rebuild.
6244 (Output_section::Input_section_sort_entry::has_priority): New
6246 (Output_section::Input_section_sort_entry::match_file_name): New
6248 (Output_section::Input_section_sort_entry::match_section_name):
6250 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6252 (Output_section::Input_section_sort_entry::match_section_file):
6254 (Output_section::Input_section_sort_compare::operator()): Rewrite
6255 using new Input_section_sort_entry functions. Sort crtbegin and
6256 crtend first. Sort sections with no priority before sections with
6258 * testsuite/initpri1.c (d3): Check j != 4.
6259 (cd5): New constructor/destructor function.
6260 (main): Check j != 2.
6262 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6263 new symbol when resolving, don't call set_is_default.
6264 * testsuite/ver_test_7.cc: New file.
6265 * testsuite/ver_test_7.sh: New file.
6266 * testsuite/Makefile.am (ver_test_7.so): New target.
6267 (ver_test_7.o): New target.
6268 (check_SCRIPTS): Add ver_test_7.sh.
6269 (check_DATA): Add ver_test_7.syms.
6270 (ver_test_7.syms): New target.
6272 2008-03-28 Ian Lance Taylor <iant@google.com>
6274 * layout.cc (Layout::layout): If we see an input section with a
6275 name that needs sorting, set the must_sort flag for the output
6277 (Layout::make_output_section): If the name of the output section
6278 indicates that it might require sorting, set the may_sort flag.
6279 * output.h (Output_section::may_sort_attached_input_sections): New
6281 (Output_section::set_may_sort_attached_input_sections): New
6283 (Output_section::must_sort_attached_input_sections): New
6285 (Output_section::set_must_sort_attached_input_sections): New
6287 (class Output_section): Declare Input_section_sort_entry. Define
6288 Input_section_sort_compare. Declare
6289 sort_attached_input_sections. Add new fields:
6290 may_sort_attached_input_sections_,
6291 must_sort_attached_input_sections_,
6292 attached_input_sections_are_sorted_.
6293 * output.cc (Output_section::Output_section): Initialize new
6295 (Output_section::add_input_section): Add an entry to
6296 input_sections_ if may_sort or must_sort are true.
6297 (Output_section::set_final_data_size): Call
6298 sort_attached_input_sections if necessary.
6299 (Output_section::Input_section_sort_entry): Define new class.
6300 (Output_section::Input_section_sort_compare::operator()): New
6302 (Output_section::sort_attached_input_sections): New function.
6303 * configure.ac: Check whether the compiler supports constructor
6304 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6305 * testsuite/initpri1.c: New file.
6306 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6307 CONSTRUCTOR_PRIORITY.
6308 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6309 (initpri1_LDFLAGS): New variable.
6310 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6312 2008-03-27 Ian Lance Taylor <iant@google.com>
6314 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6315 * testsuite/common_test_1.c: New file.
6316 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6317 (common_test_1_SOURCES): New variable.
6318 (common_test_1_DEPENDENCIES): New variable.
6319 (common_test_1_LDFLAGS): New variable.
6321 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6322 and commons_ correctly when NAME/VERSION does not override
6324 * testsuite/ver_test_6.c: New file.
6325 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6326 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6327 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6329 2008-03-26 Ian Lance Taylor <iant@google.com>
6331 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6332 of an undefined symbol from a version script.
6333 * testsuite/Makefile.am (ver_test_5.so): New target.
6334 (ver_test_5.o): New target.
6335 (check_SCRIPTS): Add ver_test_5.sh.
6336 (check_DATA): Add ver_test_5.syms.
6337 (ver_test_5.syms): New target.
6338 * testsuite/ver_test_5.cc: New file.
6339 * testsuite/ver_test_5.script: New file.
6340 * testsuite/ver_test_5.sh: New file.
6341 * Makefile.in, testsuite/Makefile.in: Rebuild.
6344 Fix problems building gold with gcc 4.3.0.
6345 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6346 (gold_error_at_location, gold_warning_at_location): Use it.
6347 * configure.ac: Check whether we can compile and use a template
6348 function with a printf attribute.
6349 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6350 when jumping over bytes.
6351 * object.cc: Instantiate Object::read_section_data.
6352 * debug.h: Include <cstring>
6353 * dwarf_reader.cc: Include <algorithm>
6354 * main.cc: Include <cstring>.
6355 * options.cc: Include <cstring>.
6356 * output.cc: Include <cstring>.
6357 * script.cc: Include <cstring>.
6358 * script.h: Include <string>.
6359 * symtab.cc: Include <cstring> and <algorithm>.
6360 * target-select.cc: Include <cstring>.
6361 * version.cc: Include <string>.
6362 * testsuite/testmain.cc: Include <cstdlib>.
6363 * configure, config.in: Rebuild.
6365 2008-03-25 Ian Lance Taylor <iant@google.com>
6367 * options.cc: Include "../bfd/bfdver.h".
6368 (options::help): Print bug reporting address.
6370 * version.cc (print_version): Adjust output for current value of
6375 * options.cc (options::help): Print list of supported targets.
6376 * target-select.h: Include <vector>.
6377 (class Target_selector): Make machine_, size_, and is_big_endian_
6378 fields const. Add bfd_name_ and instantiated_target_ fields.
6379 (Target_selector::Target_selector): Add bfd_name parameter.
6380 (Target_selector::recognize): Make non-virtual, call
6382 (Target_selector::recognize_by_name): Make non-virtual, call
6383 do_recognize_by_name.
6384 (Target_selector::supported_names): New function.
6385 (Target_selector::bfd_name): New function.
6386 (Target_selector::do_instantiate_target): New pure virtual
6388 (Target_selector::do_recognize): New virtual function.
6389 (Target_selector::do_recognize_by_name): New virtual function.
6390 (Target_selector::instantiate_target): New private function.
6391 (supported_target_names): Declare.
6392 * target-select.cc (Target_selector::Target_selector): Update for
6393 new parameter and fields.
6394 (select_target_by_name): Check that the name matches before
6395 calling recognize_by_name.
6396 (supported_target_names): New function.
6397 * i386.cc (class Target_selector_i386): Update Target_selector
6398 constructor call. Remove recognize and recognize_by_name. Add
6399 do_instantiate_target.
6400 * x86_64.cc (class Target_selector_x86_64): Likewise.
6401 * testsuite/testfile.cc (class Target_selector_test): Update for
6402 changes to Target_selector.
6404 * README: Rewrite, with some notes on unsupported features.
6406 2008-03-24 Cary Coutant <ccoutant@google.com>
6408 * i386.cc (Target_i386::Got_type): New enum declaration.
6409 (Target_i386::Scan::local): Updated callers of Output_data_got
6411 (Target_i386::Scan::global): Likewise.
6412 (Target_i386::Relocate::relocate): Likewise.
6413 (Target_i386::Relocate::relocate_tls): Likewise.
6414 * object.h (Got_offset_list): New class.
6415 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6416 (Sized_relobj::local_got_offset): Likewise.
6417 (Sized_relobj::set_local_got_offset): Likewise.
6418 (Sized_relobj::local_has_tls_got_offset): Removed.
6419 (Sized_relobj::local_tls_got_offset): Removed.
6420 (Sized_relobj::set_local_tls_got_offset): Removed.
6421 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6422 * output.cc (Output_data_got::add_global): Added got_type parameter.
6423 (Output_data_got::add_global_with_rel): Likewise.
6424 (Output_data_got::add_global_with_rela): Likewise.
6425 (Output_data_got::add_global_pair_with_rel): New function.
6426 (Output_data_got::add_global_pair_with_rela): New function.
6427 (Output_data_got::add_local): Added got_type parameter.
6428 (Output_data_got::add_local_with_rel): Likewise.
6429 (Output_data_got::add_local_with_rela): Likewise.
6430 (Output_data_got::add_local_pair_with_rel): New function.
6431 (Output_data_got::add_local_pair_with_rela): New function.
6432 (Output_data_got::add_global_tls): Removed.
6433 (Output_data_got::add_global_tls_with_rel): Removed.
6434 (Output_data_got::add_global_tls_with_rela): Removed.
6435 (Output_data_got::add_local_tls): Removed.
6436 (Output_data_got::add_local_tls_with_rel): Removed.
6437 (Output_data_got::add_local_tls_with_rela): Removed.
6438 * output.h (Output_data_got::add_global): Added got_type parameter.
6439 (Output_data_got::add_global_with_rel): Likewise.
6440 (Output_data_got::add_global_with_rela): Likewise.
6441 (Output_data_got::add_global_pair_with_rel): New function.
6442 (Output_data_got::add_global_pair_with_rela): New function.
6443 (Output_data_got::add_local): Added got_type parameter.
6444 (Output_data_got::add_local_with_rel): Likewise.
6445 (Output_data_got::add_local_with_rela): Likewise.
6446 (Output_data_got::add_local_pair_with_rel): New function.
6447 (Output_data_got::add_local_pair_with_rela): New function.
6448 (Output_data_got::add_global_tls): Removed.
6449 (Output_data_got::add_global_tls_with_rel): Removed.
6450 (Output_data_got::add_global_tls_with_rela): Removed.
6451 (Output_data_got::add_local_tls): Removed.
6452 (Output_data_got::add_local_tls_with_rel): Removed.
6453 (Output_data_got::add_local_tls_with_rela): Removed.
6454 * resolve.cc (Symbol::override_base_with_special): Removed
6455 reference to has_got_offset_ field.
6456 * symtab.cc (Symbol::init_fields): Replaced initialization
6457 of got_offset_ with got_offsets_. Removed initialization
6459 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6460 (Symbol::got_offset): Likewise.
6461 (Symbol::set_got_offset): Likewise.
6462 (Symbol::has_tls_got_offset): Removed.
6463 (Symbol::tls_got_offset): Removed.
6464 (Symbol::set_tls_got_offset): Removed.
6465 (Symbol::got_offset_): Removed.
6466 (Symbol::tls_mod_got_offset_): Removed.
6467 (Symbol::tls_pair_got_offset_): Removed.
6468 (Symbol::got_offsets_): New field.
6469 (Symbol::has_got_offset): Removed.
6470 (Symbol::has_tls_mod_got_offset): Removed.
6471 (Symbol::has_tls_pair_got_offset): Removed.
6472 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6473 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6475 (Target_x86_64::Scan::global): Likewise.
6476 (Target_x86_64::Relocate::relocate): Likewise.
6477 (Target_x86_64::Relocate::relocate_tls): Likewise.
6479 2008-03-25 Ben Elliston <bje@au.ibm.com>
6481 * yyscript.y: Fix spelling error in comment.
6483 2008-03-24 Ian Lance Taylor <iant@google.com>
6485 * options.h (class General_options): Define build_id option.
6486 * layout.h (class Layout): Declare write_build_id, create_note,
6487 create_build_id. Add build_id_note_ member.
6488 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6489 "libiberty.h", "md5.h", "sha1.h".
6490 (Layout::Layout): Initialize eh_frame_data_,
6491 eh_frame_hdr_section_, and build_id_note_.
6492 (Layout::finalize): Call create_build_id.
6493 (Layout::create_note): New function, broken out of
6494 Layout::create_gold_note.
6495 (Layout::create_gold_note): Call create_note.
6496 (Layout::create_build_id): New function.
6497 (Layout::write_build_id): New function.
6498 (Close_task_runner::run): Call write_build_id.
6500 * x86_64.cc: Correct license to GPLv3.
6502 2008-03-23 Ian Lance Taylor <iant@google.com>
6504 * options.cc: Include "demangle.h".
6505 (parse_optional_string): New function.
6506 (parse_long_option): Handle takes_optional_argument.
6507 (parse_short_option): Update dash_z initializer. Handle
6508 takes_optional_argument.
6509 (General_options::General_options): Initialize do_demangle_.
6510 (General_options::finalize): Set do_demangle_. Handle demangling
6512 * options.h (parse_optional_string): Declare.
6513 (struct One_option): Add optional_arg field. Update constructor.
6514 Update call constructor calls. Add takes_optional_argument
6516 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6517 (DEFINE_optional_string): Define.
6518 (General_options::demangle): Change from DEFINE_bool to
6519 DEFINE_optional_string.
6520 (General_options::no_demangle): New function.
6521 (General_options::do_demangle): New function.
6522 (General_options::set_do_demangle): New function.
6523 (General_options::execstack_status_): Move definition to end of
6525 (General_options::static_): Likewise.
6526 (General_options::do_demangle_): New field.
6527 * object.cc (big_endian>::get_symbol_location_info): Call
6528 Options::do_demangle, not Options::demangle.
6529 * symtab.cc (demangle): Likewise.
6531 2008-03-22 Ian Lance Taylor <iant@google.com>
6533 * gold.h: Include <cstddef> and <sys/types.h>
6534 * options.h: Include <cstring>.
6536 2008-03-21 Ian Lance Taylor <iant@google.com>
6538 * Added source code to GNU binutils.