1 2010-02-02 Doug Kwan <dougkwan@google.com>
3 * Makefile.am (HFILES): Add arm-reloc-property.h.
5 (TARGETSOURCES): Add arm-reloc-property.cc
6 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
7 (libgold_a_SOURCES): $(DEFFILES)
8 * Makefile.in: Regenerate.
9 * arm-reloc-property.cc: New file.
10 * arm-reloc-property.h: New file.
11 * arm-reloc.def: New file.
12 * arm.cc: Update comments.
13 (arm-reloc-property.h): New included header.
14 (arm_reloc_property_table): New global variable.
15 (Target_arm::do_select_as_default_target): New method definition.
16 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
17 arm-reloc-property to targ_extra_obj.
18 * parameters.cc (set_parameters_target): Call
19 Target::select_as_default_target().
20 * target.h (Target::select_as_default_target): New method definition.
21 (Target::do_select_as_default_target): Same.
23 2010-02-01 Doug Kwan <dougkwan@google.com>
25 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
26 first_output_text_section_.
27 (Arm_exidx_fixup::first_output_text_section): New method definition.
28 (Arm_exidx_fixup::first_output_text_section_): New data member.
29 (Arm_exidx_fixup::process_exidx_section): Record the first text
31 (Arm_output_section::fix_exidx_coverage): Set correct linked section
32 and entsize in output section header.
34 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
36 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
37 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
38 (Arm_relocate_functions::thm_alu11): New Method.
39 (Arm_relocate_functions::thm_pc8): New Method.
40 (Arm_relocate_functions::thm_pc12): New Method.
41 (Target_arm::Scan::local): Handle the relocations.
42 (Target_arm::Scan::global): Likewise.
43 (Target_arm::Relocate::relocate): Likewise.
44 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
46 2010-01-29 Doug Kwan <dougkwan@google.com>
48 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
49 of relocation types as ld.
51 2010-01-29 Doug Kwan <dougkwan@google.com>
53 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
55 (Arm_relocate_functions::thumb_branch_common): Ditto.
56 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
57 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
58 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
59 Arm_relocate_functions::jump24): Remove.
60 (Target_arm::Relocate::relocate): Adjust code to call
61 Arm_relocation_functions::arm_branch_common and
62 Arm_relocation_functions::thumb_branch_common instead of their removed
63 wrappers. Merge switch-cases together to reduce source code size.
65 2010-01-29 Doug Kwan <dougkwan@google.com>
67 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
68 output_local_symbol_count_needs_update_.
69 (Arm_relobj::output_local_symbol_count_needs_update,
70 Arm_relobj::set_output_local_symbol_count_needs_update,
71 Arm_relobj::update_output_local_symbol_count): New methods.
72 (Arm_relobj::output_local_symbol_count_needs_update_): New data
74 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
75 of pointed function as in a R_ARM_PREL31 relocation.
76 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
77 for output local symbol count updating.
78 (Target_arm::do_relax): Update output local symbol counts in objects
80 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
82 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
84 * arm.cc: Added support for the ARM relocations:
85 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
86 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
87 (Arm_relocate_functions::movw_rel_nc): Renamed (was
89 (Arm_relocate_functions::movw_rel): New method.
90 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
91 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
93 (Arm_relocate_functions::thm_movw_rel): New method.
94 (Arm_relocate_functions::thm_movt_rel): Renamed (was
96 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
98 (Target_arm::Scan::global): Likewise.
99 (Target_arm::Relocate::relocate): Likewise.
100 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
103 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
105 * arm.cc: Added support for ARM group relocations.
106 (Target_arm::reloc_needs_sym_origin): New method.
107 (Arm_relocate_functions::calc_grp_kn): New method.
108 (Arm_relocate_functions::calc_grp_residual): New method.
109 (Arm_relocate_functions::calc_grp_gn): New method.
110 (Arm_relocate_functions::arm_grp_alu): New Method.
111 (Arm_relocate_functions::arm_grp_ldr): New Method.
112 (Arm_relocate_functions::arm_grp_ldrs): New Method.
113 (Arm_relocate_functions::arm_grp_ldc): New Method.
114 (Target_arm::Scan::local): Handle the ARM group relocations.
115 (Target_arm::Scan::global): Likewise.
116 (Target_arm::Relocate::relocate): Likewise.
117 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
120 2010-01-26 Doug Kwan <dougkwan@google.com>
122 * arm.cc (set): Include.
123 (class Arm_exidx_fixup): Change type of last_input_section_ to const
125 (Arm_output_section::Text_section_list): New type.
126 (Arm_output_section::append_text_sections_to_list): New method.
127 (Arm_output_section::fix_exidx_coverage): Ditto.
128 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
129 (Arm_relobj::convert_input_section_to_relaxed_section): Use
130 Relobj::set_section_offset() instead of
131 Sized_relobj::invalidate_section_offset().
132 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
133 parameter for section headers. Ignore relocation sections for
134 unallocated sections and EXIDX sections.
135 (Target_arm::fix_exidx_coverage): New method.
136 (Target_arm::output_section_address_less_than): New type.
137 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
138 linked text section instead of the EXIDX section.
139 (Arm_output_section::create_stub_group): Add an assertion to check
140 that this is not an EXIDX output section.
141 (Arm_output_section::append_text_sections_to_list): New method.
142 (Arm_output_section::fix_exidx_coverage): Ditto.
143 (Arm_relobj::scan_sections_for_stubs): Adjust call to
144 Arm_relobj::section_needs_reloc_stub_scanning.
145 (Target_arm::do_relax): Fix EXIDX output section coverage in the
147 (Target_arm::fix_exidx_coverage): New method.
148 * object.h (Relobj::set_output_section): New method.
149 (Sized_relobj::invalidate_section_offset): Remove method.
150 (Sized_relobj::do_invalidate_section_offset): Remove method.
151 (Sized_relobj::do_set_section_offset): Handle offset value -1.
153 2010-01-25 Doug Kwan <dougkwan@google.com>
155 * arm.cc (Arm_exidx_merged_section::do_output_offset):
156 Fix warning due to signed and unsigned comparison on a 32-bit host.
158 2010-01-22 Doug Kwan <dougkwan@google.com>
160 * arm.cc (Target_arm::do_relax): Record an output section for section
161 offset adjustment it contains any stub table that has changed.
162 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
163 offsets in an output section if necessary.
164 * output.cc (Output_section::Output_section): Initialize
165 section_offsets_need_adjustments_.
166 (Output_section::add_input_section_for_script): Renamed to
167 Output_section::add_simple_input_section.
168 (Output_section::save_states): Add a comment.
169 (Output_section::discard_states): New method defintion.
170 (Output_section::adjust_section_offsets): Same.
171 * output.h (Output_section::add_input_section_for_script): Renamed to
172 Output_section::add_simple_input_section.
173 (Output_section::discard_states): New method declaration.
174 (Output_section::adjust_section_offsets): Same.
175 (Output_section::section_offsets_need_adjustment,
176 Output_section::set_section_offsets_need_adjustment): New method
178 (Output_section::section_offsets_need_adjustment_): New data member.
180 (Output_section_element_input::set_section_address): Adjust code for
181 renaming of Output_section::add_input_section_for_script.
182 (Orphan_output_section::set_section_address): Same.
184 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
186 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
187 Fix_v4bx enum values .
188 * gold/options.h (General_options): New option definitions.
189 (General_options::fix_v4bx): New method.
190 (General_options::Fix_v4bx): New enum.
191 * gold/options.cc (General_options::parse_fix_v4bx): New method.
192 (General_options::parse_fix_v4bx_interworking): New method.
194 2010-01-22 Doug Kwan <dougkwan@google.com>
196 * arm.cc (Arm_exidx_fixup): New class.
198 2010-01-21 Doug Kwan <dougkwan@google.com>
200 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
202 (Arm_exidx_section_offset_map): New type.
204 2010-01-21 Doug Kwan <dougkwan@google.com>
206 * arm.cc (Arm_exidx_input_section): New class.
207 (Arm_relobj::exidx_input_section_by_link,
208 Arm_relobj::exidx_input_section_by_shndx,
209 Arm_relobj::make_exidx_input_section): New methods.
210 (read_arm_attributes_section): Remove.
211 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
212 information about them.
213 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
216 2010-01-20 Doug Kwan <dougkwan@google.com>
218 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
219 Input_section_specifier to Section_id.
220 (Target_arm::new_arm_input_section: Adjust code for change of key
222 (Target_arm::find_arm_input_section): Ditto.
223 * gc.h (object.h): Include for Section_id nand Section_id_hash.
224 (Section_id): Remove.
225 (Garbage_collection::Section_id_hash): Remove.
226 * icf.h (object.h): Include for Section_id nand Section_id_hash.
227 (Section_id): Remove.
228 (Icf::Section_id_hash): Remove.
229 * object.h (Section_id, Const_section_id, Section_id_hash,
230 Const_section_id_hash): New type definitions.
231 * output.cc (Output_section::add_relaxed_input_section): Change to
232 use Const_section_id instead of Input_section_specifier as key type.
233 (Output_section::add_merge_input_section): Ditto.
234 (Output_section::build_relaxation_map): Change to use Section_id
235 instead of Input_section_specifier as key type.
236 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
238 (Output_section::convert_input_sections_to_relaxed_sections): Change
239 to use Const_section_id instead of Input_section_specifier as key type.
240 (Output_section::find_merge_section): Ditto.
241 (Output_section::find_relaxed_input_section): Ditto.
242 * output.h (Input_section_specifier): Remove class.
243 (Output_section::Output_section_data_by_input_section_map): Change
244 key type to Const_section_id.
245 (Output_section::Output_relaxed_input_section_by_input_section_map):
247 (Output_section::Relaxation_map): Change key type to Section_id.
249 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
251 * gold/arm.cc: Added support for R_ARM_V4BX relocation
252 (class Arm_v4bx_stub): New class.
253 (DEF_STUBS): Updated definition to support v4_veneer_bx.
254 (Stub_factory::make_arm_v4bx_stub): New method.
255 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
256 (Stub_table::empty): Handle v4bx stubs.
257 (Stub_table::add_arm_v4bx_stub): New method.
258 (Stub_table::find_arm_v4bx_stub): New method.
259 (Arm_relocate_functions::v4bx): New method.
260 (Target_arm::fix_v4bx): New method.
261 (Target_arm::Target_arm): Handle R_ARM_V4BX.
262 (Stub_table::relocate_stubs): Likewise.
263 (Stub_table::do_write): Likewise.
264 (Stub_table::update_data_size_and_addralign): Likewise.
265 (Stub_table::finalize_stubs): Likewise.
266 (Target_arm::Scan::local): Likewise.
267 (Target_arm::Scan::global): Likewise.
268 (Target_arm::do_finalize_sections): Likewise.
269 (Target_arm::Relocate::relocate): Likewise.
270 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
272 (Target_arm::scan_reloc_for_stub): Likewise.
273 (Target_arm::scan_reloc_section_for_stubs): Likewise.
275 2010-01-19 Ian Lance Taylor <iant@google.com>
277 * output.cc (Output_section_headers::do_sized_write): Write large
278 segment count to sh_info field.
279 (Output_file_header::do_sized_write): For large segment count,
280 write PN_XNUM to e_phnum field.
282 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
284 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
285 (Arm_relocate_functions::thm_jump8): New function.
286 (Arm_relocate_functions::thm_jump11): New function.
287 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
289 (Target_arm::Scan::global): Likewise.
290 (Target_arm::Relocate::relocate): Likewise.
291 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
294 2010-01-14 Doug Kwan <dougkwan@google.com>
296 * arm.cc (map, utility): Include headers.
297 (Target_arm::apply_cortex_a8_workaround): New method.
298 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
299 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
300 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
301 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
302 the --[no-]fix-cortex-a8 command line options.
303 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
304 (Target_arm::relocate_stub): Use addend in instruction template.
305 * options.h (DEFINE_bool): Set the user-set flag.
306 (General_options): Add --[no-]-fix-cortex options.
307 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
308 : Update fast look-up map after conversion.
310 2010-01-14 Sriraman Tallam <tmsriram@google.com>
312 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
313 in the first pass of do_layout.
315 2010-01-13 Doug Kwan <dougkwan@google.com>
317 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
318 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
319 apparent compiler problem of not folding static constant integral
320 data members of elfcpp::Elf_sizes<32>.
322 2010-01-13 Doug Kwan <dougkwan@google.com>
324 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
325 Arm_relobj::section_needs_cortex_a8_stub_scanning,
326 Arm_relobj::scan_section_for_cortex_a8_erratum,
327 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
328 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
329 sections to scan for relocation stubs into a new method
330 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
331 relocation and Cortex-A8 stub scanning.
332 (Target_arm::do_relax): Force stubs to be after stubbed sections
333 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
334 the beginning of a new relaxation pass. Update a comment.
335 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
337 2010-01-12 Ian Lance Taylor <iant@google.com>
339 * target-reloc.h (visibility_error): New inline function.
340 (relocate_section): Call visibility_error.
341 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
342 (MOSTLYCLEANFILES): Likewise.
343 (protected_4_pic.o, protected_3.err): New targets.
344 * testsuite/protected_4.cc: New file.
346 2010-01-12 Doug Kwan <dougkwan@google.com>
348 * arm.cc (Cortex_a8_reloc): New class.
349 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
350 and cortex_a8_relocs_info_.
351 (Target_arm::fix_cortex_a8): New method definition.
352 (Target_arm::Cortex_a8_relocs_info): New type.
353 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
354 New data member declarations.
355 (Target_arm::scan_reloc_for_stub): Record information about
356 relocations for THUMB branches that might be exempted from the
357 Cortex-A8 workaround.
358 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
359 at the beginning of a relaxation pass.
361 2010-01-12 Doug Kwan <dougkwan@google.com>
363 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
364 (Arm_relobj::Mapping_symbol_position,
365 Arm_reloj::Mapping_symbol_position_less,
366 Arm_relobj::Mapping_symbols_info): New types.
367 (Target_arm::is_mapping_symbol_name): New method definition.
368 (Arm_relobj::do_count_local_symbols): Save information about mapping
371 2010-01-11 Doug Kwan <dougkwan@google.com>
373 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
374 Arm_relocate_functions::thumb32_branch_upper,
375 Arm_relocate_functions::thumb32_branch_lower,
376 Arm_relocate_functions::thumb32_cond_branch_offset,
377 Arm_relocate_functions::thumb32_cond_branch_upper,
378 Arm_relocate_functions::thumb32_cond_branch_lower,
379 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
380 branch offset encoding.
381 (Arm_relocate_functions::thumb_branch_common): Use new branch
382 offset encoding methods to avoid code duplication.
383 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
384 (Stub_addend_reader::operator()): Use new branch encoding method
385 to avoid code duplication.
387 2010-01-11 Doug Kwan <dougkwan@google.com>
389 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
390 (Target_arm::do_finalize_sections): Define special EXIDX section
391 symbols only if referenced.
392 * gc.h (Garbage_collection::add_reference): New method.
393 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
396 2010-01-11 Ian Lance Taylor <iant@google.com>
398 * script.cc (Version_script_info::build_expression_list_lookup):
399 Change complaing about duplicate wildcard match from error to
402 * script.cc (class Lazy_demangler): Recreate--revert part of patch
404 (Version_script_info::Version_script_info): Initialize globs_,
405 default_version_, default_is_global_, and exact_. Don't
406 initialize globals_ or locals_.
407 (Version_script_info::build_lookup_tables): Build local symbols
409 (Version_script_info::unquote): New function.
410 (Version_script_info::add_exact_match): New function.
411 (Version_script_info::build_expression_list_lookup): Remove lookup
412 parameter. Add is_global parameter. Change all callers. Handle
413 wildcard pattern specially. Unquote pattern. Call
415 (Version_script_info::get_name_to_match): New function.
416 (Version_script_info::get_symbol_version): New function.
417 (Version_script_info::get_symbol_version_helper): Remove.
418 (Version_script_info::check_unmatched_names): Call unquote.
419 * script.h (class Version_script_info): Change get_symbol_version
420 to be non-inline and add is_global parameter; change all callers.
421 Rewrite symbol_is_local. Update declarations. Define struct
422 Version_tree_match, Exact, Globs. Don't define struct Lookup.
423 Remove globals_ and locals_ members. Add exact_, globs_,
424 default_version_, is_global_.
425 (Version_script_info::Glob): Remove pattern, add expression and
426 is_global. Update constructor. Change all callers.
427 * dynobj.cc (Versions::finalize): Mark the version symbol as the
429 (Versions::symbol_section_contents): If a symbol is undefined, or
430 defined in a dynamic object, set the version index to
432 * symtab.cc (Symbol_table::add_from_relobj): Don't call
434 (Symbol_table::add_from_pluginobj): Likewise.
435 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
437 2010-01-11 Doug Kwan <dougkwan@google.com>
439 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
440 (incremental_dump_LDADD): Add linking option for libintl.
441 * Makefile.in: Regenerate.
443 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
446 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
448 * testsuite/Makefile.in: Regenerated.
450 2010-01-10 Doug Kwan <dougkwan@google.com>
452 * options.h (DEFINE_var): Use parentheses around argument varname__
453 in macro body to avoid any unintended subsequent substitutions.
455 2010-01-10 Ian Lance Taylor <iant@google.com>
457 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
458 candidates before doing symbol resolution.
460 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
461 ODR candidates if only one is weak.
463 2010-01-08 Ian Lance Taylor <iant@google.com>
465 * script.cc (Version_script_info::build_expression_list_lookup):
466 Don't warn about ambiguous version, just record the ambiguity.
467 (Version_script_info::get_symbol_version_helper): Give error if
468 version is ambiguous.
470 2010-01-08 Doug Kwan <dougkwan@google.com>
472 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
473 prev_data_size_ and prev_addralign_. Remove initializer for
474 deleted data member has_been_changed_.
475 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
476 to determine if the table is empty.
477 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
479 (Stub_table::add_reloc_stub): Define method in class definition
480 instead of just declaring it there.
481 (Stub_table::add_cortex_a8_stub): New method definition.
482 (Stub_table::update_data_size_and_addralign): Ditto.
483 (Stub_table::finalize_stubs): Ditto.
484 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
485 (Stub_table::do_addralign_): Return address alignment in the
486 (Stub_table::do_reset_address_and_file_offset): Define method in
487 class definition instead of declaring it there. Set current data
488 size to be the data size of the previous pass.
489 (Stub_table::set_final_data_size): Use current data size as the
491 (Stub_table::relocate_stub): Change parameter type of stub from
492 Reloc_stub pointer to Stub pointer.
493 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
494 (Stub_table::Cortex_a8_stub_list): New typedef.
495 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
496 Stub_table::prev_addralign_): New data member.
497 (Arm_relobj::Arm_relobj): Initialize data member
498 section_has_cortex_a8_workaround_.
499 (Arm_relobj::section_has_cortex_a8_workaround,
500 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
502 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
504 (Target_arm::relocate_stub): Change parameter type of stub from
505 Reloc_stub pointer to Stub pointer.
506 (Insn_template::size, Insn_template::alignment): Handle
507 THUMB16_SPECIAL_TYPE.
508 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
509 Stub_table::update_data_size_and_addralign,
510 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
512 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
513 (Stub_table::do_write): Ditto.
514 (Target_arm::do_relax): Adjust code for changes in Stub_table.
516 2010-01-08 Ian Lance Taylor <iant@google.com>
519 * symtab.h (class Symbol): Remove fields is_target_special_ and
520 has_plt_offset_. Add field is_defined_in_discarded_section_.
521 (Symbol::is_defined_in_discarded_section): New function.
522 (Symbol::set_is_defined_in_discarded_section): New function.
523 (Symbol::has_plt_offset): Rewrite.
524 (Symbol::set_plt_offset): Verify that new offset is not -1U.
525 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
526 Don't initialize is_target_special_ or has_plt_offset_.
527 Initialize is_defined_in_discarded_section_.
528 (Symbol_table::add_from_relobj): If appropriate, set
529 is_defined_in_discarded_section.
530 * resolve.cc (Symbol::override_base_with_special): Don't test
531 is_target_special_. Change has_plt_offset_ to has_plt_offset().
532 * target-reloc.h (relocate_section): Do special handling for
533 symbols defined in discarded sections for global symbols as well
536 2010-01-08 Ian Lance Taylor <iant@google.com>
538 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
541 2010-01-08 Ian Lance Taylor <iant@google.com>
543 * object.cc (Sized_relobj::do_layout): Don't get confused if
544 layout_eh_frame returns NULL.
546 2010-01-08 Ian Lance Taylor <iant@google.com>
549 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
550 dynamic symbol table, use the normal symbol table.
551 (Sized_dynobj::do_read_symbols): Remove assertion about type of
554 2010-01-08 Ian Lance Taylor <iant@google.com>
557 * layout.cc (Layout::include_section): Remove .gnu_debuglink
560 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
562 * version.cc (print_version): Change to "Copyright 2010".
564 2010-01-08 Ian Lance Taylor <iant@google.com>
568 * i386.cc (class Target_i386): Change return type of plt_section
570 (class Output_data_plt_i386): Add tls_desc_rel_ field.
571 (Output_data_plt_i386::Output_data_plt_i386): Initialize
573 (Output_data_plt_i386::rel_tls_desc): New function.
574 (Target_i386::rel_tls_desc_section): New function.
575 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
576 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
577 R_386_TLS_DESC reloc in rel_tls_desc_section.
578 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
579 Define struct Tlsdesc_info.
580 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
581 (Target_x86_64::do_reloc_symbol_index): New function.
582 (Target_x86_64::add_tlsdesc_info): New function.
583 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
584 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
586 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
588 (Output_data_plt_x86_64::rela_tlsdesc): New function.
589 (Target_x86_64::rela_tlsdesc_section): New function.
590 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
592 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
593 (Target_x86_64::do_reloc_addend): New function.
594 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
595 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
596 declarations. Define TARGET_CODE. Add arg field to u1_ union.
597 (Output_reloc::type): New function.
598 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
599 (Output_reloc::is_target_specific): New function.
600 (Output_reloc::target_arg): New function.
601 (class Output_reloc) [SHT_RELA]: Add four new constructors for
602 absolute relocs and target specific relocs.
603 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
605 (class Output_data_reloc) [SHT_RELA]: Likewise.
606 * output.cc (Output_reloc::Output_reloc): Add four new versions
607 for absolute relocs and target specific relocs.
608 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
609 (Output_reloc::get_symbol_index): Likewise.
610 (Output_reloc::local_section_offset): Check that local_sym_index_
611 is not TARGET_CODE or 0.
612 (Output_reloc::symbol_value): Likewise.
613 (Output_reloc::write) [SHT_RELA]: Call target for target specific
615 * target.h (class Target): Add reloc_symbol_index and reloc_addend
616 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
618 * layout.cc (add_target_dynamic_tags): Use output section for
619 DT_PLTRELSZ and DT_JMPREL.
621 2010-01-07 Ian Lance Taylor <iant@google.com>
624 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
626 (class Output_data_reloc_generic): Define.
627 (class Output_data_reloc_base): Change base class to
628 Output_data_reloc_generic. Change add() method to call
629 bump_relative_reloc_count for a relative reloc. Remove
631 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
633 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
634 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
636 * layout.h (class Layout): Update declaration.
638 2010-01-07 Ian Lance Taylor <iant@google.com>
640 * output.h (class Output_data): Add const version of
641 output_section and do_output_section.
642 (class Output_section_data): Add const version of
644 (class Output_section): Likewise.
645 * layout.cc (Layout::add_target_dynamic_tags): New function.
646 * layout.h (class Layout): Update declarations.
647 * arm.cc (Target_arm::do_finalize_sections): Use
648 add_target_dynamic_tags.
649 * i386.cc (Target_i386::do_finalize_sections): Likewise.
650 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
651 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
652 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
654 2010-01-07 Ian Lance Taylor <iant@google.com>
657 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
660 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
661 Ian Lance Taylor <iant@google.com>
664 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
665 Xindex::read_symtab_xindex.
667 2010-01-07 Doug Kwan <dougkwan@google.com>
669 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
670 (Insn_template::thumb16_bcond_insn): New method declaration.
671 (Insn_template): Fix spelling.
672 (Stub::thumb16_special): New method declaration.
673 (Stub::do_write): Define virtual method which was previously pure
675 (Stub::do_thumb16_special): New method declaration.
676 (Stub::do_fixed_endian_write): New template member.
677 (Reloc_stub::do_write): Remove.
678 (Reloc_stub::do_fixed_endian_write): Remove.
679 (Cortex_a8_stub): New class definition.
680 (Stub_factory::make_cortex_a8_stub): New method definition.
681 (Stub_factory::Stub_factory): Add missing static storage class
682 qualifier for elf32_arm_stub_a8_veneer_blx.
684 2010-01-07 Ian Lance Taylor <iant@google.com>
687 * options.h (class General_options): Add --warn-unresolved-symbols
688 and --error-unresolved-symbols.
689 * errors.cc (Errors::undefined_symbol): Implement
690 --warn-unresolved-symbols.
692 * options.h (class General_options): Add -z text and -z textoff.
693 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
695 2010-01-06 Sriraman Tallam <tmsriram@google.com>
697 * gc.h (Garbage_collection::Cident_section_map): New typedef.
698 (Garbage_collection::cident_sections): New function.
699 (Garbage_collection::add_cident_section): New function.
700 (Garbage_collection::cident_sections_): New member.
701 (gc_process_relocs): Add references to sections whose names are C
703 * gold.h (cident_section_start_prefix): New constant.
704 (cident_section_stop_prefix): New constant.
705 (is_cident): New function.
706 * layout.cc (Layout::define_section_symbols): Replace string constants
707 with the newly defined constants.
708 * object.cc (Sized_relobj::do_layout): Track sections whose names are
710 * testsuite/Makefile.am: Add gc_orphan_section_test.
711 * testsuite/Makefile.in: Regenerate.
712 * testsuite/gc_orphan_section_test.cc: New file.
713 * testsuite/gc_orphan_section_test.sh: New file.
715 2010-01-06 Ian Lance Taylor <iant@google.com>
718 * options.h (class General_options): Add --warn-shared-textrel.
719 * layout.cc (Layout::finish_dynamic_section): Implement
720 --warn-shared-textrel.
723 * options.h (class General_options): Add --warn-multiple-gp.
725 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
727 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
728 $(THREADSLIB) and $(LIBDL).
729 * Makefile.in: Rebuild.
731 2010-01-06 Ian Lance Taylor <iant@google.com>
734 * options.cc (General_options::parse_section_start): New function.
735 (General_options::section_start): New function.
736 (General_options::General_options): Initialize all members.
737 * options.h: Include <map>
738 (class General_options): Add --section-start. Add section_starts_
740 * layout.cc (Layout::attach_allocated_section_to_segment): If
741 --section-start was used, set the address of the segment. Remove
743 (Layout::relaxation_loop_body): If the address of the load segment
744 has been set by --section-start, don't use it.
745 * output.h (Output_segment::update_flags_for_output_section): New
747 * output.cc (Output_segment::add_output_section): Call
748 update_flags_for_output_section.
750 2010-01-05 Ian Lance Taylor <iant@google.com>
753 * options.h (class General_options): Add --undefined-version.
754 * script.cc (struct Version_expression): Add was_matched_by_symbol
756 (Version_script_info::matched_symbol): New function.
757 (Version_script_info::get_symbol_version_helper): Call
759 (Version_script_info::check_unmatched_names): New function.
760 * script.h (class Version_script_info): Update declarations.
761 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
763 * options.h (class General_options): Use DEFINE_bool_alias for
764 allow_multiple_definition.
765 * resolve.cc (Symbol_table::should_override): Don't test
766 allow_multiple_definition.
769 * options.h (class General_options): Add --cref.
770 * main.cc (main): Print cref table if --cref. Don't close mapfile
771 until after printing cref table.
772 * cref.cc: Include "symtab.h".
773 (class Cref_inputs): Define Cref_table_compare and Cref_table.
774 (Cref_table_compare::operator()): New function.
775 (Cref_inputs::gather_cref): New function.
776 (filecol): New static const.
777 (Cref_inputs::print_cref): New function.
778 (Cref::print_cref): New function.
779 * cref.h: Include <cstdio>.
780 (class Cref): Update declarations.
781 * mapfile.h (Mapfile::file): New function.
782 * object.h (class Object): Define Symbols. Declare virtual
783 do_get_global_symbols.
784 (Object::get_global_symbols): New function.
785 * object.cc (Input_objects::add_object): Pass object to cref_ if
787 (Input_objects::archive_start): Likewise.
788 (Input_objects::archive_stop): Likewise.
789 (Input_objects::print_cref): New function.
790 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
791 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
793 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
795 * plugin.h (class Sized_pluginobj): Update declarations.
797 2010-01-05 Ian Lance Taylor <iant@google.com>
799 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
800 to is_default_version. Rename insdef to insdefault.
801 (Symbol_table::add_from_relobj): Rename def to is_default_version
802 and local to is_forced_local.
803 (Symbol_table::add_from_pluginobj): Likewise.
804 (Symbol_table::add_from_dynobj): Likewise.
805 (Symbol_table::define_special_symbol): Rename insdef to
808 2010-01-04 Ian Lance Taylor <iant@google.com>
811 * options.h (class General_options): Add
812 --allow-multiple-definition and -z muldefs.
813 * resolve.cc (Symbol_table::should_override): Don't warn about a
814 multiple symbol definition if --allow-multiple-definition or -z
818 * options.h (class General_options): Add --add-needed and
819 --copy-dt-needed-entries. Tweak --as-needed help entry.
820 * object.cc (Input_objects::check_dynamic_dependencies): Give an
821 error if --copy-dt-needed-entries aka --add-needed is used and
822 would cause a change in behaviour.
825 * options.h (class General_options): Add -G as a short version of
826 --shared. Add no-op options -assert, -g, and -i.
828 2010-01-04 Sriraman Tallam <tmsriram@google.com>
830 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
831 check for .text or .gnu.linkonce.t sections.
832 * icf.cc (Icf::find_identical_sections): Ditto.
833 Change the detection for mangled function name within the section
835 * icf.h (is_section_foldable_candidate): New function.
837 2009-12-30 Ian Lance Taylor <iant@google.com>
840 * options.h (class General_options): Permit two dashes with
841 --retain-symbols-file.
843 2009-12-30 Ian Lance Taylor <iant@google.com>
846 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
847 don't put the file header and segment headers in the text
851 * common.cc (Sort_commons::operator()): Stabilize sort when both
853 (Symbol_table::do_allocate_commons_list): When allocating common
854 symbols, skip a symbol which is no longer common.
855 * symtab.h (Symbol::is_common): Test whether the symbol comes from
856 an object before checking its type.
857 * testsuite/common_test_2.c: New file.
858 * testsuite/common_test_3.c: New file.
859 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
860 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
861 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
862 (common_test_2_pic.o, common_test_2.so): New targets.
863 (common_test_3_pic.o, common_test_3.so): New targets.
864 * testsuite/Makefile.in: Rebuild.
867 * script.cc (read_input_script): If we see a new SECTIONS clause,
868 and we have added an input section, give an error.
869 * layout.h (class Layout): Add have_added_input_section function.
870 Add have_added_input_section_ field.
871 * layout.cc (Layout::Layout): Initialize
872 have_added_input_section_.
873 (Layout::layout): Set have_added_input_section_.
874 (Layout::layout_eh_frame): Likewise.
876 2009-12-30 Ian Lance Taylor <iant@google.com>
879 * options.h (class General_options): Add --sort-common option.
880 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
881 * common.cc (Sort_common): Add sort_order parameter to
882 constructor. Add sort_order_ field.
883 (Sort_commons::operator): Check sort_order_.
884 (Symbol_table::allocate_commons): Determine the sort order.
885 (Symbol_table::do_allocate_commons): Add sort_order parameter.
887 (Symbol_table::do_allocate_commons_list): Likewise.
889 2009-12-30 Ian Lance Taylor <iant@google.com>
892 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
893 symbols from this object, don't change the visibility of an
895 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
897 2009-12-30 Ian Lance Taylor <iant@google.com>
900 * script.h (class Version_script_info): Define Language enum.
901 Update declarations. Define Glob, Exact, and Lookup types. Add
902 new fields globals_, locals_, and is_finalized_.
903 * script.cc: Various formatting fixes.
904 (class Parser_closure): Change language_stack_ from a vector of
905 std::string to one of Version_script_info::Language. Adjust all
907 (class Lazy_demangler): Remove.
908 (struct Version_expression): Change language from std::string to
909 Version_script_info::Language.
910 (Version_script_info::Version_script_info): New function.
911 (Version_script_info::~Version_script_info): Don't call clear.
912 (Version_script_info::finalize): New function.
913 (Version_script_info::build_lookup_tables): New function.
914 (Version_script_info::build_expression_list_lookup): New
916 (Version_script_info::get_symbol_version_helper): Rewrite to use
918 (Version_script_info::print_expression_list): Adjust to use
919 Version_script_info::Language.
920 (script_push_lex_into_version_mode): Check that the version script
921 has not been finalized.
922 (version_script_push_lang): Change language string to
923 Version_script_info::Language.
924 * options.cc (Command_line::version_script): New function.
925 * options.h (class General_options): Add finalize_dynamic_list
926 function. Change version_script from declaration to definition.
927 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
928 * testsuite/version_script.map: Remove duplicate def of foo.
929 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
931 * testsuite/Makefile.in: Rebuild.
933 2009-12-30 Ian Lance Taylor <iant@google.com>
936 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
937 if the input symbol index is 0, make the output symbol index 0.
939 2009-12-30 Ian Lance Taylor <iant@google.com>
942 * options.h (class General_options): Add -x/--discard-all.
943 * object.cc (Sized_relobj::do_count_local_symbols): Handle
944 --discard-all. If the local symbol needs a dynamic entry, check
945 that before handling --discard-locals.
947 2009-12-30 Ian Lance Taylor <iant@google.com>
950 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
952 (Output_segment::add_output_section): Don't change the flags if
956 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
957 GNU hash table if they need a dynamic value. Otherwise, don't add
958 them if they are defined in a dynamic object or are forced local.
960 2009-12-29 Ian Lance Taylor <iant@google.com>
963 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
964 .gnu.hash table for a 32-bit target.
967 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
968 regular and a dynamic object only needs a dynamic symbol table
969 entry if it is externally visible.
972 * i386.cc (class Target_i386): Initialize global_offset_table_ in
973 constructor. Add global_offset_table_ field.
974 (Target_i386::got_section): Set global_offset_table_.
975 (Target_i386::do_finalize_sections): Set global_offset_table_
977 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
978 in constructor. Add global_offset_table_ field.
979 (Target_x86_64::got_section): Set global_offset_table_.
980 (Target_x86_64::do_finalize_sections): Set global_offset_table_
983 * layout.cc (Layout::Layout): Initialize increase_relro_.
984 (Layout::get_output_section): Add is_relro, is_last_relro, and
985 is_first_non_relro parameters. Change all callers.
986 (Layout::choose_output_section): Likewise.
987 (Layout::add_output_section_data): Likewise.
988 (Layout::make_output_section): Likewise.
989 (Layout::set_segment_offsets): Clear increase_relro when using a
991 * layout.h (class Layout): Add increase_relro method. Add
992 increase_relro_ field. Update declarations.
993 * output.cc (Output_section::Output_section): Initialize
994 is_last_relro_ and is_first_non_relro_.
995 (Output_segment::add_output_section): Group relro sections is
996 do_sort is true. Handle is_last_relro and is_first_non_relro.
997 (Output_segment::maximum_alignment): Remove relro handling.
998 (Output_segment::set_section_addresses): Add increase_relro
999 parameter. Change all callers. Add initial alignment to align
1000 relro sections on separate page. Remove old relro handling.
1001 (Output_segment::set_section_list_addresses): Remove in_relro
1002 parameter. Change all callers.
1003 (Output_segment::set_offset): Add increase parameter. Change all
1004 callers. Remove old relro handling.
1005 * output.h (class Output_section): Add new methods: is_last_relro,
1006 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1007 Add is_last_relro_ and is_first_non_relro_ fields.
1008 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1009 Create separate .got.plt section. Call increase_relro.
1010 * x86_64.cc (Target_x86_64::got_section): Likewise.
1011 * testsuite/relro_script_test.t: Add .got.plt.
1014 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1015 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1016 (Layout::finalize): Call set_dynamic_symbol_size.
1017 (Layout::set_dynamic_symbol_size): New function.
1018 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1019 set_dynamic_symbol_size.
1022 * output.h (class Output_section): Add is_entsize_zero_ field.
1023 * output.cc (Output_section::Output_section): Initialize
1025 (Output_section::set_entsize): If two different entsizes are
1026 requested, force it to zero.
1027 (Output_section::add_input_section): Set flags for .debug_str
1028 before updating section flags. Set entsize.
1029 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1030 and SHF_STRING if all input sections have those flags.
1032 2009-12-29 Rafael Espindola <espindola@google.com>
1034 * main.cc (main): Fix the sys time reporting.
1035 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1038 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1040 * options.cc (General_options::parse_version): Allow -v to exit
1041 without an error if there is nothing to link.
1043 2009-12-29 Ian Lance Taylor <iant@google.com>
1045 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1046 using a version of gcc before 4.1.
1047 * configure: Rebuild.
1049 2009-12-28 Chris Demetriou <cgd@google.com>
1051 * attributes.cc (Output_attributes_section_data::do_write): Use
1052 std::vector::front rather than std::vector::data.
1054 2009-12-28 Ian Lance Taylor <iant@google.com>
1056 * symtab.h (class Symbol_table): Add enum Defined.
1057 * resolve.cc (Symbol_table::should_override): Add defined
1058 parameter. Change all callers. Test whether object is NULL
1059 before calling a method on it.
1060 (Symbol_table::report_resolve_problem): Add defined parameter.
1062 (Symbol_table::should_override_with_special): Likewise.
1063 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1064 parameter. Change all callers.
1065 (Symbol_table::do_define_in_output_data): Likewise.
1066 (Symbol_table::define_in_output_segment): Likewise.
1067 (Symbol_table::do_define_in_output_segment): Likewise.
1068 (Symbol_table::define_as_constant): Likewise.
1069 (Symbol_table::do_define_as_constant): Likewise.
1070 * script.h (class Symbol_assignment): Add is_defsym parameter to
1071 constructor; change all callers.
1072 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1073 parameter. Change all callers. Add is_defsym_ field.
1074 (class Parser_closure): Add parsing_defsym parameter to
1075 constructor; change all callers. Add parsing_defsym accessor
1076 function. Add parsing_defsym_ field.
1078 2009-12-28 Ian Lance Taylor <iant@google.com>
1080 * gold.cc (queue_middle_tasks): Fix formatting.
1081 * object.cc (Relobj::is_section_name_included): Likewise.
1083 2009-12-23 Ian Lance Taylor <iant@google.com>
1085 * i386.cc (Target_i386::do_calls_non_split): Recognize
1086 -fsplit-stack prologue for a function with a static chain.
1087 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1088 -fsplit-stack prologue when using %r11.
1090 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1092 * options.cc (General_options::parse_version): Make -v continue and do
1093 the link like GNU ld does.
1095 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1097 * Makefile.am (CCFILES): Add timer.cc.
1098 (HFILES): Add timer.h.
1099 * configure.ac: Check for sysconf and times.
1100 * main.cc: include timer.h.
1101 (main): Use Timer instead of get_run_time.
1104 * workqueue.cc: include timer.h.
1105 (Workqueue::find_and_run_task):
1106 Report user, sys and wall time.
1107 * Makefile.in: Regenerate.
1108 * config.in: Regenerate.
1109 * configure: Regenerate.
1111 2009-12-16 Doug Kwan <dougkwan@google.com>
1113 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1115 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1116 relaxed input sections.
1117 * output.cc (Output_section::find_relaxed_input_section): Change
1118 return type to Output_relaxed_input_section pointer. Adjust code
1119 for new type of relaxed_input_section_map_.
1120 * output.h (Output_section::find_relaxed_input_section): Change
1121 return type to Output_relaxed_input_section pointer.
1122 (Output_section::Output_relaxed_input_section_by_input_section_map):
1124 (Output_section::relaxed_input_section_map_): Change type to
1125 Output_section::Output_relaxed_input_section_by_input_section_map.
1126 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1129 2009-12-15 Ian Lance Taylor <iant@google.com>
1131 * layout.cc (Layout::create_shstrtab): Only write out after input
1132 sections if we are compressing debug sections.
1134 2009-12-15 Ian Lance Taylor <iant@google.com>
1136 * archive.cc (Archive::add_symbols): Only look up a symbol without
1137 a version if there is, in fact, a version.
1139 2009-12-14 Ian Lance Taylor <iant@google.com>
1141 Revert -Wshadow changes, all changes from:
1142 2009-12-11 Doug Kwan <dougkwan@google.com>
1143 2009-12-11 Nick Clifton <nickc@redhat.com>
1144 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1146 2009-12-11 Doug Kwan <dougkwan@google.com>
1148 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1150 * attributes.cc (Object_attribute::size): Ditto.
1151 (Attributes_section_data::size): Ditto.
1152 (Attributes_section_data::Attributes_section_data): Ditto.
1153 (Output_attributes_section_data::do_write): Ditto.
1154 * attributes.h (Object_attribute::set_type): Ditto.
1155 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1157 2009-12-11 Nick Clifton <nickc@redhat.com>
1159 * archive.cc: Fix shadowed variable warnings.
1161 * compressed_output.cc: Likewise.
1162 * compressed_output.h: Likewise.
1163 * configure: Likewise.
1164 * dwarf_reader.cc: Likewise.
1165 * dynobj.cc: Likewise.
1166 * dynobj.h: Likewise.
1167 * ehframe.cc: Likewise.
1168 * ehframe.h: Likewise.
1169 * errors.cc: Likewise.
1170 * expression.cc: Likewise.
1171 * fileread.cc: Likewise.
1172 * fileread.h: Likewise.
1173 * freebsd.h: Likewise.
1174 * i386.cc: Likewise.
1176 * incremental.h: Likewise.
1177 * layout.cc: Likewise.
1178 * layout.h: Likewise.
1179 * mapfile.cc: Likewise.
1180 * merge.cc: Likewise.
1181 * merge.h: Likewise.
1182 * object.cc: Likewise.
1183 * object.h: Likewise.
1184 * options.h: Likewise.
1185 * output.cc: Likewise.
1186 * output.h: Likewise.
1187 * parameters.cc: Likewise.
1188 * plugin.cc: Likewise.
1189 * powerpc.cc: Likewise.
1190 * reduced_debug_output.cc: Likewise.
1191 * reduced_debug_output.h: Likewise.
1192 * reloc.cc: Likewise.
1193 * reloc.h: Likewise.
1194 * resolve.cc: Likewise.
1195 * script-sections.cc: Likewise.
1196 * script.cc: Likewise.
1197 * script.h: Likewise.
1198 * sparc.cc: Likewise.
1199 * symtab.cc: Likewise.
1200 * symtab.h: Likewise.
1201 * target-select.cc: Likewise.
1202 * target-select.h: Likewise.
1203 * token.h: Likewise.
1204 * workqueue.cc: Likewise.
1205 * workqueue.h: Likewise.
1206 * x86_64.cc: Likewise.
1208 2009-12-10 Doug Kwan <dougkwan@google.com>
1210 * arm.cc (attributes.h): New include.
1211 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1212 (Arm_relobj::~Arm_relobj): Delete object pointed by
1213 attributes_section_data_.
1214 (Arm_relobj::attributes_section_data): New method definition.
1215 (Arm_relobj::attributes_section_data_): New data member declaration.
1216 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1217 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1218 attributes_section_data_.
1219 (Arm_dynobj::attributes_section_data): New method definition.
1220 (Arm_dynobj::attributes_section_data_): New data member declaration.
1221 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1222 initialization value of may_use_blx_ to false.
1223 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1224 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1225 object attributes to compute results instead of hard-coding.
1226 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1227 Target_arm::get_secondary_compatible_arch,
1228 Target_arm::set_secondary_compatible_arch
1229 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1230 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1231 New method declarations.
1232 (Target_arm::get_aeabi_object_attribute): New method definition.
1233 (Target_arm::attributes_section_data_): New data member declaration.
1234 (read_arm_attributes_section): New template definition.
1235 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1236 (Arm_dynobj::do_read_symbols): Ditto.
1237 (Target_arm::do_finalize_sections): Merge attributes sections from
1238 input. Check for BLX use after attributes section merging.
1239 Fix __exidx_start and __exidx_end visibility. Create an
1240 .ARM.attributes section if necessary.
1241 (Target_arm::get_secondary_compatible_arch,
1242 Target_arm::set_secondary_compatible_arch,
1243 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1244 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1245 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1246 New method definitions.
1248 2009-12-09 Ian Lance Taylor <iant@google.com>
1250 * plugin.cc (Plugin::load): Don't cast from void* to a function
1253 2009-12-09 Ian Lance Taylor <iant@google.com>
1255 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1258 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1260 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1261 Replace two_file_shared_1.so with two_file_shared_2.so.
1262 * testsuite/Makefile.in: Regenerated.
1264 2009-12-08 Doug Kwan <dougkwan@google.com>
1266 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1267 (HFILES): Add attributes.h and int_encoding.h.
1268 * Makefile.in: Regenerate.
1269 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1270 function definitions to int_encoding.cc
1271 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1272 prototypes to int_encoding.h
1273 * reduced_debug_output.cc (int_encoding.h): New include.
1274 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1275 function definitions to int_encoding.cc
1276 (insert_into_vector, read_from_pointer): Move template definitions to
1278 * attributes.cc: New file.
1279 * attributes.h: New file.
1280 * int_encoding.cc: New file.
1281 * int_encoding.h: New file.
1283 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1286 * incremental-dump.cc (dump_incremental_inputs): New.
1287 (main): Use dump_incremental_inputs.
1289 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1292 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1293 checking elfcpp::STT_FUNC.
1294 (Target_i386::Relocate::relocate): Likewise.
1295 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1297 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1298 symbols from shared libraries into normal FUNC symbols.
1300 * symtab.h (Symbol): Add is_func and use it.
1302 2009-12-05 Doug Kwan <dougkwan@google.com>
1304 * arm.cc (Target_arm::arm_info): Initialize new fields
1305 attributes_section and attributes_vendor.
1306 * i386.cc (Target_i386::i386_info): Same.
1307 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1308 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1309 fields attributes_section and attributes_vendor.
1310 * sparc.cc (Target_sparc::sparc_info): Same.
1311 * target.h (Target::attributes_section, Target::attributes_vendor,
1312 Target::is_attributes_section, Target::attribute_arg_type,
1313 Target::attributes_order): New method definitions.
1314 (Target::Target_info::attributes_section,
1315 Target::Target_info::attributes_vendor): New fields.
1316 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1317 virtual method definitions.
1318 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1319 attributes_section and attributes_vendor.
1320 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1322 2009-12-05 Doug Kwan <dougkwan@google.com>
1324 * arm.cc: Update comments about interworking and stub generation.
1325 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1326 considered as non-PIC.
1327 (Arm_relocate_functions::base_abs): Fix formatting.
1328 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1329 of function to use GOT entry address instead of offset.
1330 (Target_arm::Scan::global): Issue an error if a symbol would need a
1331 PLT does not get one because it is untyped. Remove code to create
1332 dynamic symbols for relative branches.
1333 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1334 takes unsigned integer instead of boolean.
1336 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1338 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1339 (two_file_test_LDADD): Likewise.
1340 (common_test_1_LDADD): Likewise.
1341 (exception_test_LDADD) Likewise.
1342 (weak_test_LDADD): Likewise.
1343 (many_sections_test_LDADD): Likewise.
1344 (initpri1_LDADD): Likewise.
1345 (script_test_1_LDADD): Likewise.
1346 (script_test_2_LDADD): Likewise.
1347 (justsyms_LDADD): Likewise.
1348 (binary_test_LDADD): Likewise.
1349 (large_LDADD): Likewise.
1350 * testsuite/Makefile.in: Regenerated.
1352 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1354 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1355 (Symbol_table::override_with_special): Likewise.
1356 (Symbol_table::add_from_object): Likewise.
1358 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1360 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1361 Don't set the data_offset twice.
1363 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1365 * testsuite/Makefile.in: Regenerate.
1367 2009-12-03 Doug Kwan <dougkwan@google.com>
1369 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1370 (Target_arm::do_finalize_sections): Add parameter for symbol table
1371 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1372 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1373 parameter for symbol table pointer.
1374 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1375 an additional parameter for a pointer to symbol table.
1376 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1377 parameter for a symbol table pointer.
1378 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1379 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1381 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1382 parameter for a symbol table pointer.
1384 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1386 * incremental.cc (Incremental_inputs_header)
1387 (Incremental_inputs_header_write, Incremental_inputs_entry)
1388 (Incremental_inputs_entry_write): Move ...
1389 * incremental.h (Incremental_inputs_header)
1390 (Incremental_inputs_header_write, Incremental_inputs_entry)
1391 (Incremental_inputs_entry_write): here.
1393 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1395 * incremental.cc (make_sized_incremental_binary): Set the target.
1396 Error if it is incompatible.
1397 * output.h (Output_file): Add filename method.
1399 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1401 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1402 from the get_* methods.
1404 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1406 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1407 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1408 Write 0 for the data_offset of scripts.
1410 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1412 * testsuite/Makefile.am: Add the incremental_test.sh test.
1413 * testsuite/incremental_test.sh: New.
1414 * testsuite/incremental_test_1.c: New.
1415 * testsuite/incremental_test_2.c: New.
1417 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1419 * incremental-dump.cc (main): Fix typos.
1421 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1424 * incremental-dump.cc (main): Use llu to print 64 bit values.
1426 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1427 H.J. Lu <hongjiu.lu@intel.com>
1429 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1431 (incremental_dump_LDADD): Likewise.
1432 * Makefile.in: Regenerated.
1434 2009-11-25 Doug Kwan <dougkwan@google.com>
1438 2009-11-25 Doug Kwan <dougkwan@google.com>
1440 * arm.cc (Target_arm::Target_arm): Move method definition
1441 outside of class definition. Add code to handle
1442 --target1-rel, --target1-abs and --target2= options.
1443 (Target_arm::get_reloc_reloc_type): Change method to be
1444 non-static and const.
1445 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1446 New data member declaration.
1447 (Target_arm::Scan::local, Target_arm::Scan::global,
1448 Target_arm::Relocate::relocate,
1449 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1450 Adjust call to Target_arm::get_real_reloc_type.
1451 (Target_arm::get_real_reloc_type): Use command line options
1452 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1453 * options.h (--target1-rel, --target1-abs, --target2): New
1456 2009-11-25 Doug Kwan <dougkwan@google.com>
1458 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1459 class definition. Add code to handle --target1-rel, --target1-abs
1460 and --target2= options.
1461 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1463 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1465 (Target_arm::Scan::local, Target_arm::Scan::global,
1466 Target_arm::Relocate::relocate,
1467 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1468 call to Target_arm::get_real_reloc_type.
1469 (Target_arm::get_real_reloc_type): Use command line options to
1470 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1471 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1474 2009-11-25 Doug Kwan <dougkwan@google.com>
1476 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1477 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1478 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1480 (Arm_relocate_functions::thm_call): Replace body with a call to
1481 Arm_relocate_functions::thumb_branch_common.
1482 (Arm_relocate_functions::thm_jump24,
1483 Arm_relocate_functions::thm_xpc22): New method definitions.
1484 (Arm_relocate_functions::thumb_branch_common): New method definition.
1485 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1487 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1488 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1490 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1492 * Makefile.am: Build incremental-dump
1493 * Makefile.in: Regenerate.
1494 * incremental-dump.cc: New.
1495 * incremental.cc (Incremental_inputs_header_data,
1496 Incremental_inputs_entry_data): Move to incremental.h
1497 * incremental.h: (Incremental_inputs_header_data,
1498 Incremental_inputs_entry_data): Move from incremental.cc
1500 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1502 * incremental.cc (Incremental_inputs_header,
1503 Incremental_inputs_header_write, Incremental_inputs_entry,
1504 Incremental_inputs_entry_write): Add a typedef with the data type.
1506 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1508 * incremental.cc (Incremental_inputs_header,
1509 Incremental_inputs_header_write, Incremental_inputs_entry,
1510 Incremental_inputs_entry_write): Update comment about which
1511 type has the filed descriptions.
1513 2009-11-15 Doug Kwan <dougkwan@google.com>
1515 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1516 (Arm_relocate_functions::arm_branch_common): Change method defintion
1517 in class definition to a method declaration and update list of formal
1519 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1520 Arm_relocation_functions::jump24): Adjust call to
1521 Arm_relocate_functions::arm_branch_common. Update list of formal
1523 (Arm_relocate_functions::xpc25): New method definition.
1524 (Arm_relocate_functions::arm_branch_common): Move method defintion
1525 out from class definition. Use stubs for mode-switching and extending
1527 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1528 specially. Change code to enable use of stubs in ARM branches.
1530 2009-11-10 Doug Kwan <dougkwan@google.com>
1532 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1533 in method declaration.
1534 (Target_arm::relocate_stub): New method declaration.
1535 (Target_arm::default_target): Change to return a pointer instead of
1537 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1538 Target_arm::default_target.
1539 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1541 (Target_arm::relocate_section): Adjust view.
1542 (Target_arm::relocate_stub): New method definition.
1544 2009-11-10 Doug Kwan <dougkwan@google.com>
1546 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1548 * incremental.cc (open_incremental_binary): Initialized local
1549 variables to avoid warnings.
1550 * object.cc (make_elf_object): Ditto.
1551 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1554 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1557 * testsuite/plugin_test.c: Include "config.h".
1559 2009-11-09 Doug Kwan <dougkwan@google.com>
1561 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1562 (arm_symbol_value): Remove.
1563 (Arm_relocate_functions::arm_branch_common,
1564 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1565 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1566 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1567 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1568 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1569 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1570 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1571 Arm_relocate_functions::thm_mobw_abs_nc,
1572 Arm_relocate_functions::thm_mov_abs,
1573 Arm_relocate_functions::movw_prel_nc,
1574 Arm_relocate_functions::thm_movt_abs,
1575 Arm_relocate_functions::movt_prel,
1576 Arm_relocate_functions::thm_movw_prel_nc,
1577 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1578 (Target_arm::Relocate::relocate): Only decompose address into two
1579 parts if relocation type uses the thumb-bit and pass the actual
1580 bit instead of a flag indicating that the thumb-bit is used. Adjust
1581 calls to methods in Arm_relocate_functions for this change.
1583 2009-11-08 Ian Lance Taylor <iant@google.com>
1586 * reloc.cc: Instantiate
1587 Sized_relobj::initialize_input_to_output_maps and
1588 Sized_relobj:free_input_to_output_maps.
1590 2009-11-06 Ian Lance Taylor <iant@google.com>
1593 * defstd.cc (in_segment): Set only_if_ref true for "end".
1595 2009-11-06 Doug Kwan <dougkwan@google.com>
1597 * arm.cc (class Reloc_stub): Correct a comment.
1598 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1599 (Target_arm::scan_section_for_stubs): New method declaration.
1600 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1601 Change methods from private to protected.
1602 (Target_arm::do_may_relax): New method definition.
1603 (Target_arm::do_relax, Target_arm::group_sections,
1604 Target_arm::scan_reloc_for_stub,
1605 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1606 (Target_arm::arm_input_section_map_): New data member declaration.
1607 (Target_arm::scan_reloc_for_stub,
1608 Target_arm::scan_reloc_section_for_stubs,
1609 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1610 Target_arm::do_relax): New method definitions.
1612 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1614 * configure.ac: Check for (struct stat)::st_mtim
1615 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1616 * config.in: Regenerate.
1617 * configure: Regenerate.
1619 2009-11-05 Ian Lance Taylor <iant@google.com>
1622 * output.cc (Output_segment::add_output_section): Add missing
1625 2009-11-04 Ian Lance Taylor <iant@google.com>
1628 * object.h (class Object): Add is_needed and set_is_needed
1629 methods. Add is_needed_ field. Make bool fields into bitfields.
1630 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1631 defined in a dynamic object and referenced by a regular object,
1632 set is_needed for the dynamic object.
1633 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1634 if the file is marked with as_needed and it is not needed.
1636 2009-11-04 Ian Lance Taylor <iant@google.com>
1639 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1640 tags if data is discarded by linker script.
1641 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1642 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1643 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1644 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1646 2009-11-04 Ian Lance Taylor <iant@google.com>
1648 * layout.cc (Layout::get_output_section): Add is_interp and
1649 is_dynamic_linker_section parameters. Change all callers.
1650 (Layout::choose_output_section): Likewise.
1651 (Layout::make_output_section): Likewise.
1652 (Layout::add_output_section_data): Add is_dynamic_linker_section
1653 parameter. Change all callers.
1654 * layout.h (class Layout): Update declarations.
1655 * output.h (class Output_section): Add is_interp, set_is_interp,
1656 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1657 Add is_interp_, is_dynamic_linker_section_ fields. Change
1658 generate_code_fills_at_write_ to a bitfield.
1659 * output.cc (Output_section::Output_sections): Initialize new
1661 (Output_segment::add_output_section): Add do_sort parameter.
1664 2009-11-03 Ian Lance Taylor <iant@google.com>
1667 * options.h (class General_options): Add --warn-common.
1668 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1669 merging two common symbols.
1670 (Symbol_table::should_override): Handle --warn-common when merging
1671 a common symbol with a defined symbol. Use report_resolve_problem
1672 for multiple definitions.
1673 (Symbol_table::report_resolve_problem): New function.
1674 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1676 2009-11-03 Doug Kwan <dougkwan@google.com>
1678 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1680 (Target_arm::stub_factory): New method definition.
1681 (Target_arm::new_arm_input_section,
1682 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1683 Target_arm::reloc_uses_thumb_bit): New method declarations.
1684 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1685 New type definitions.
1686 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1687 member declarations.
1688 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1689 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1690 New method definitions.
1692 2009-11-03 Ian Lance Taylor <iant@google.com>
1694 * options.h (class General_options): Add --warn_constructors.
1696 2009-11-03 Ian Lance Taylor <iant@google.com>
1699 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1700 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1702 2009-11-03 Ian Lance Taylor <iant@google.com>
1705 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1706 --msgid-bugs-address.
1707 (install-pdf): New target.
1708 (install-data_yes): Look up one directory to find mkinstalldirs.
1710 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1712 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1715 2009-10-30 Doug Kwan <dougkwan@google.com>
1717 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1719 2009-10-30 Doug Kwan <dougkwan@google.com>
1721 * arm.cc (Stub_addend_reader): New struct template definition
1722 and partial specializations.
1723 (Stub_addend_reader::operator()): New method definition for a
1724 partially specialized template.
1726 2009-10-30 Doug Kwan <dougkwan@google.com>
1728 * arm.cc (Arm_relobj::processor_specific_flags): New method
1730 (Arm_relobj::do_read_symbols): New method declaration.
1731 (Arm_relobj::processor_specific_flags_): New data member declaration.
1732 (Arm_dynobj): New class definition.
1733 (Target_arm::do_finalize_sections): Add input_objects parameter.
1734 (Target_arm::do_adjust_elf_header): New method declaration.
1735 (Target_arm::are_eabi_versions_compatible,
1736 (Target_arm::merge_processor_specific_flags): New method declaration.
1737 (Target_arm::do_make_elf_object): New overloaded method definitions
1739 (Arm_relobj::do_read_symbols): New method definition.
1740 (Arm_dynobj::do_read_symbols): Ditto.
1741 (Target_arm::do_finalize_sections): Add input_objects parameters.
1742 Merge processor-specific flags from all input objects.
1743 (Target_arm::are_eabi_versions_compatible,
1744 Target_arm::merge_processor_specific_flags,
1745 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1746 New method definitions.
1747 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1748 Input_objects pointer type parameter.
1749 * layout.cc (Layout::finalize): Pass input objects to target's.
1750 finalize_sections function.
1751 * output.cc (Output_file_header::do_sized_write): Set ELF file
1752 header's processor-specific flags.
1753 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1754 Input_objects pointer type parameter.
1755 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1756 * target.h (Input_objects): New forward class declaration.
1757 (Target::processor_specific_flags,
1758 Target::are_processor_specific_flags_sect): New method definitions.
1759 (Target::finalize_sections): Add input_objects parameter.
1760 (Target::Target): Initialize processor_specific_flags_ and
1761 are_processor_specific_flags_set_.
1762 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1764 (Target::set_processor_specific_flags): New method definition.
1765 (Target::processor_specific_flags_,
1766 Target::are_processor_specific_flags_set_): New data member
1768 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1769 Input_objects pointer type parameter.
1771 2009-10-30 Doug Kwan <dougkwan@google.com>
1773 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1775 2009-10-28 Ian Lance Taylor <iant@google.com>
1777 * object.h (class Relobj): Drop options parameter from
1778 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1779 do_scan_relocs, do_relocate. Change all callers.
1780 (class Sized_relobj): Drop options parameters from
1781 do_gc_process_relocs, do_scan_relocs, do_relocate,
1782 do_relocate_sections, relocate_sections, emit_relocs_scan,
1783 emit_relocs_scan_reltype. Change all callers.
1784 (struct Relocate_info): Remove options field and all references to
1786 * reloc.h (class Read_relocs): Remove options constructor
1787 parameter and options_ field. Change all callers.
1788 (class Gc_process_relocs, class Scan_relocs): Likewise.
1789 (class Relocate_task): Likewise.
1790 * target-reloc.h (scan_relocs): Remove options parameter. Change
1792 (scan_relocatable_relocs): Likewise.
1793 * target.h (class Sized_target): Remove options parameter from
1794 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1796 * gc.h (gc_process_relocs): Remove options parameter. Change all
1798 * arm.cc: Update functions to remove options parameters.
1799 * i386.cc: Likewise.
1800 * powerpc.cc: Likewise.
1801 * sparc.cc: Likewise.
1802 * x86_64.cc: Likewise.
1803 * testsuite/testfile.cc: Likewise.
1805 2009-10-28 Doug Kwan <dougkwan@google.com>
1807 * arm.cc (Arm_relobj): New class definition.
1808 (Arm_relobj::scan_sections_for_stubs,
1809 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1810 New method definitions.
1812 2009-10-28 Cary Coutant <ccoutant@google.com>
1814 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1815 (Plugin::cleanup_done_): New member.
1816 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1817 (Plugin_manager::cleanup_done_): Remove.
1818 (Plugin_manager::add_input_file): Edit error message.
1819 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1820 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1822 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1824 * fileread.cc: (File_read::View::~View): Use the new
1825 data_ownership_ filed.
1826 (File_read::~File_read): Dispose the new whole_file_view_.
1827 (File_read::open): Mmap the whole file if needed.
1828 (File_read::open): Use whole_file_view_ instead of contents_.
1829 (File_read::find_view): Use whole_file_view_ if applicable.
1830 (File_read::do_read): Use whole_file_view_ instead of contents_.
1831 (File_read::make_view): Use whole_file_view_ instead of contents_,
1832 update File_read::View::View call.
1833 (File_read::find_or_make_view): Update File_read::View::View
1835 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1837 (File_read::View::Data_ownership): New enum.
1838 (File_read::View::View): Replace bool mapped_ with Data_ownership
1840 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1841 (File_read::View::data_ownership_): New field.
1842 (File_read::contents_): Remove (replaced by whole_file_view_).
1843 (File_read::whole_file_view_): New field.
1844 * options.h (class General_options): Add --keep-files-mapped.
1846 2009-10-27 Cary Coutant <ccoutant@google.com>
1848 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1849 * testsuite/Makefile.am (plugin_test_5): New test case.
1850 * testsuite/Makefile.in: Regenerate.
1852 2009-10-25 Doug Kwan <dougkwan@google.com>
1854 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1855 from private to protected to allow access by child class.
1856 (Sized_relobj::do_relocate_sections): New method declaration.
1857 (Sized_relobj::relocate_sections): Virtualize.
1858 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1859 Sized_relobj::relocate_sections. Instantiate template explicitly
1860 for different target sizes and endianity.
1862 2009-10-24 Doug Kwan <dougkwan@google.com>
1864 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1865 (Arm_input_section::as_arm_input_section): New method.
1866 (Arm_output_section): New class definition.
1867 (Arm_output_section::create_stub_group,
1868 Arm_output_section::group_sections): New method definitions.
1870 2009-10-22 Doug Kwan <dougkwan@google.com>
1872 * arm.cc (Arm_input_section): New class definition.
1873 (Arm_input_section::init, Arm_input_section:do_write,
1874 Arm_input_section::set_final_data_size,
1875 Arm_input_section::do_reset_address_and_file_offset): New method
1878 2009-10-21 Doug Kwan <dougkwan@google.com>
1880 * arm.cc (Stub_table, Arm_input_section): New forward class
1882 (Stub_table): New class defintion.
1883 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1884 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1885 New method definition.
1887 2009-10-21 Doug Kwan <dougkwan@google.com>
1889 * arm.cc: Update copyright comments.
1890 (Target_arm): New forward class template declaration.
1891 (Arm_address): New type.
1892 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1893 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1894 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1896 (Insn_template): Same.
1897 (DEF_STUBS): New macro.
1898 (Stub_type): New enum type.
1899 (Stub_template): New class definition.
1902 (Stub_factory): Same.
1903 (Target_arm::Target_arm): Initialize may_use_blx_ and
1904 should_force_pic_veneer_.
1905 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1906 Target_arm::should_force_pic_veneer,
1907 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1908 Target_arm::using_thumb_only, Target_arm:;default_target): New
1910 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1911 New data member declarations.
1912 (Insn_template::size, Insn_template::alignment): New method defintions.
1913 (Stub_template::Stub_template): New method definition.
1914 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1915 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1916 (Stub_factory::Stub_factory): New method definition.
1917 * gold.h (string_hash): New template.
1918 * output.h (Input_section_specifier::hash_value): Use
1920 (Input_section_specifier::string_hash): Remove.
1921 * stringpool.cc (Stringpool_template::string_hash): Use
1924 2009-10-20 Doug Kwan <dougkwan@google.com>
1926 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1927 symbols of relaxed input sections.
1928 * output.h (Output_section::find_relaxed_input_section): Make
1931 2009-10-16 Doug Kwan <dougkwan@google.com>
1933 * dynobj.cc (Versions::Versions): Initialize version_script_.
1934 Only insert base version symbol definition for a shared object
1935 if version script defines any version versions.
1936 (Versions::define_base_version): New method definition.
1937 (Versions::add_def): Check that base version is not needed.
1938 (Versions::add_need): Define base version lazily.
1939 * dynobj.h (Versions::define_base_version): New method declaration.
1940 (Versions::needs_base_version_): New data member declaration.
1941 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1942 (check_DATA): Add no_version_test.stdout.
1943 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1945 * testsuite/Makefile.in: Regenerate.
1946 * testsuite/no_version_test.c: New file.
1947 * testsuite/no_version_test.sh: Ditto.
1949 2009-10-16 Doug Kwan <dougkwan@google.com>
1951 * expression.cc (class Segment_start_expression): New class definition.
1952 (Segment_start_expression::value): New method definition.
1953 (script_exp_function_segment_start): Return a new
1954 Segment_start_expression.
1955 * gold/script-c.h (script_saw_segment_start_expression): New function
1957 * script-sections.cc (Script_sections::Script_sections): Initialize
1958 SAW_SEGMENT_START_EXPRESSION_ to false.
1959 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1960 and -Tbbs options to specify section addresses if given in
1961 command line and no SEGMENT_START expression is seen in a script.
1962 * script-sections.h (Script_sections::saw_segment_start_expression,
1963 Script_sections::set_saw_segment_start_expression): New method
1965 (Script_sections::saw_segment_start_expression_): New data member
1967 * script.cc (script_saw_segment_start_expression): New function.
1968 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1969 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1970 script_test_7.sh and script_test_8.sh.
1971 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1972 script_test_8.stdout.
1973 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1974 (script_test_6, script_test_6.stdout, script_test_7,
1975 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1976 * Makefile.in: Regenerate.
1977 * testsuite/script_test_6.sh: New file.
1978 * testsuite/script_test_6.t: Same.
1979 * testsuite/script_test_7.sh: Same.
1980 * testsuite/script_test_7.t: Same.
1981 * testsuite/script_test_8.sh: Same.
1983 2009-10-16 Doug Kwan <dougkwan@google.com>
1985 * output.cc (Output_segment::set_section_list_address): Cast
1986 expressions to unsigned long long type to avoid format warnings.
1988 2009-10-15 Ian Lance Taylor <iant@google.com>
1990 * script.cc (Script_options::add_symbol_assignment): Always add a
1991 dot assignment to script_sections_.
1992 * script-sections.cc (Script_sections::add_dot_assignment):
1993 Initialize if necessary.
1995 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1996 program headers with no load segment if there is a linker script.
1998 * layout.cc (Layout::set_segment_offsets): Align the file offset
1999 to the segment aligment for -N or -n with no load segment.
2000 * output.cc (Output_segment::add_output_section): Don't crash if
2001 the first section is a TLS section.
2002 (Output_segment::set_section_list_addresses): Print an error
2003 message if the address moves backward in a linker script.
2004 * script-sections.cc
2005 (Output_section_element_input::set_section_addresses): Don't
2006 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2007 (Orphan_output_section::set_section_addresses): Likewise.
2009 2009-10-15 Doug Kwan <dougkwan@google.com>
2011 * layout.cc (Layout::finish_dynamic_section): Generate tags
2012 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2013 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2014 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2016 2009-10-14 Ian Lance Taylor <iant@google.com>
2018 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2020 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2021 data_shdr fields of relinfo.
2022 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2023 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2024 R_386_TLS_LDO_32, adjust based on section flags.
2025 (Target_i386::Relocate::fix_up_ldo): Remove.
2027 2009-10-13 Ian Lance Taylor <iant@google.com>
2029 Add support for -pie.
2030 * options.h (class General_options): Add -pie and
2032 (General_options::output_is_position_independent): Test -pie.
2033 (General_options::output_is_executable): Return true if not shared
2034 and not relocatable.
2035 (General_options::output_is_pie): Remove.
2036 * options.cc (General_options::finalize): Reject incompatible uses
2038 * gold.cc (queue_middle_tasks): A -pie link is not static.
2039 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2040 * symtab.cc (Symbol::final_value_is_known): Return false if
2041 output_is_position_independent.
2042 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2043 output_is_position_independent.
2044 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2045 output_is_position_independent.
2046 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2047 output_is_position_independent.
2048 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2050 (basic_pie_test.o, basic_pie_test): New targets.
2051 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2052 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2053 (two_file_pie_test): New target.
2054 * testsuite/Makefile.in: Rebuild.
2055 * README: Remove note saying that -pie is not supported.
2057 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2059 * options.h (class General_options): Add -init and -fini.
2060 * layout.cc (Layout::finish_dynamic_section): Emit
2061 given init and fini functions.
2063 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2065 * gc.h (gc_process_relocs): Check if icf is enabled using new
2067 * gold.cc (queue_initial_tasks): Likewise.
2068 (queue_middle_tasks): Likewise.
2069 * object.cc (do_layout): Likewise.
2070 * symtab.cc (is_section_folded): Likewise.
2071 * main.cc (main): Likewise.
2072 * reloc.cc (Read_relocs::run): Likewise.
2073 (Sized_relobj::do_scan_relocs): Likewise.
2074 * icf.cc (is_function_ctor_or_dtor): New function.
2075 (Icf::find_identical_sections): Check if function is ctor or dtor when
2077 * options.h (General_options::icf): Change option to be an enum.
2078 (Icf_status): New enum.
2079 (icf_enabled): New method.
2080 (icf_safe_folding): New method.
2081 (set_icf_status): New method.
2082 (icf_status_): New variable.
2083 * (options.cc) (General_options::finalize): Set icf_status_.
2084 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2085 icf_test and icf_keep_unique_test to use the --icf enum flag.
2086 * testsuite/icf_safe_test.sh: New file.
2087 * testsuite/icf_safe_test.cc: New file.
2089 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2091 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2092 includes to gc.h and icf.h.
2093 * arm.cc: Include gc.h.
2094 * gold.cc: Likewise.
2095 * i386.cc: Likewise.
2096 * powerpc.cc: Likewise.
2097 * sparc.cc: Likewise.
2098 * x86_64.cc: Likewise.
2099 * gc.h: Include icf.h.
2101 2009-10-11 Ian Lance Taylor <iant@google.com>
2103 * plugin.cc: Include "gold.h" before other header files.
2105 2009-10-10 Chris Demetriou <cgd@google.com>
2107 * options.h (Input_file_argument::Input_file_type): New enum.
2108 (Input_file_argument::is_lib_): Replace with...
2109 (Input_file_argument::type_): New member.
2110 (Input_file_argument::Input_file_argument): Take Input_file_type
2111 'type' rather than boolean 'is_lib' as second argument.
2112 (Input_file_argument::is_lib): Use type_.
2113 (Input_file_argument::is_searched_file): New function.
2114 (Input_file_argument::may_need_search): Handle is_searched_file.
2115 * options.cc (General_options::parse_library): Support -l:filename.
2116 (General_options::parse_just_symbols): Update for Input_file_argument
2118 (Command_line::process): Likewise.
2119 * archive.cc (Archive::get_file_and_offset): Likewise.
2120 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2121 * script.cc (read_script_file, script_add_file): Likewise.
2122 * fileread.cc (Input_file::Input_file): Likewise.
2123 (Input_file::will_search_for): Handle is_searched_file.
2124 (Input_file::open): Likewise.
2125 * readsyms.cc (Read_symbols::get_name): Likewise.
2126 * testsuite/Makefile.am (searched_file_test): New test.
2127 * testsuite/Makefile.in: Regenerate.
2128 * testsuite/searched_file_test.cc: New file.
2129 * testsuite/searched_file_test_lib.cc: New file.
2131 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2132 Ian Lance Taylor <iant@google.com>
2134 * descriptor.cc: Include <cstdio> and "binary-io.h".
2135 (Descriptors::open): Open the files in binary mode always.
2136 * script.cc (Lex::get_token): Treat \r as whitespace.
2138 2009-10-09 Ian Lance Taylor <iant@google.com>
2140 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2142 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2143 Ian Lance Taylor <iant@google.com>
2145 * configure.ac: Check for readv function also.
2146 * fileread.cc (readv): Define if not HAVE_READV.
2147 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2149 * config.in: Regenerate.
2150 * configure: Regenerate.
2152 2009-10-09 Doug Kwan <dougkwan@google.com>
2154 * layout.cc (Layout::make_output_section): Call target hook to make
2155 ordinary output section.
2156 (Layout::finalize): Adjust parameter list of call the
2157 Target::may_relax().
2158 * layout.h (class Layout::section_list): New method.
2159 * merge.h (Output_merge_base::entsize): Change visibility to public.
2160 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2162 (Output_merge_string::do_is_string): New method.
2163 * object.cc (Sized_relobj::do_setup): renamed from
2164 Sized_relobj::set_up.
2165 * object.h (Sized_relobj::adjust_shndx,
2166 Sized_relobj::initializ_input_to_output_maps,
2167 Sized_relobj::free_input_to_output_maps): Change visibilities to
2169 (Sized_relobj::setup): Virtualize.
2170 (Sized_relobj::do_setup): New method declaration.
2171 (Sized_relobj::invalidate_section_offset,
2172 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2173 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2174 * options.cc (parse_int): New function.
2175 * options.h (parse_int): New declaration.
2176 (DEFINE_int): New macro.
2177 (stub_group_size): New option.
2178 * output.cc (Output_section::Output_section): Initialize memebers
2179 merge_section_map_, merge_section_by_properties_map_,
2180 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2181 (Output_section::add_input_section): Handled deferred code-fill
2182 generation and remove an old comment.
2183 (Output_section::add_relaxed_input_section): New method definition.
2184 (Output_section::add_merge_input_section): Use merge section by
2185 properties map to speed to search. Update merge section maps
2187 (Output_section::build_relaxation_map): New method definition.
2188 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2190 (Output_section::relax_input_section): Renamed to
2191 Output_section::convert_input_sections_to_relaxed_sections and change
2192 interface to take a vector of pointers to relaxed sections.
2193 (Output_section::find_merge_section,
2194 Output_section::find_relaxed_input_section): New method definitions.
2195 (Output_section::is_input_address_mapped,
2196 Output_section::output_offset, Output_section::output_address):
2197 Use output section data maps to speed up searching.
2198 (Output_section::find_starting_output_address): Add comments.
2199 (Output_section::do_write,
2200 Output_section::write_to_postprocessing_buffer): Do code-fill
2201 generation as appropriate.
2202 (Output_section::get_input_sections): Invalidate relaxed input section
2204 (Output_section::restore_states): Adjust type of checkpoint .
2205 Invalidate relaxed input section map.
2206 * output.h (Output_merge_base): New class declaration.
2207 (Input_section_specifier): New class defintion.
2208 (class Output_relaxed_input_section) Change base class to
2209 Output_section_data_build.
2210 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2211 base class initializer.
2212 (Output_section::add_relaxed_input_section): New method declaration.
2213 (Output_section::Input_section): Change visibility to protected.
2214 (Output_section::Input_section::relobj,
2215 Output_section::Input_section::shndx): Handle relaxed input sections.
2216 Output_section::input_sections) Change visibility to protected. Also
2217 define overload to return a non-const pointer.
2218 (Output_section::Merge_section_properties): New class defintion.
2219 (Output_section::Merge_section_by_properties_map,
2220 Output_section::Output_section_data_by_input_section_map,
2221 Output_section::Relaxation_map): New types.
2222 (Output_section::relax_input_section): Rename method to
2223 Output_section::convert_input_sections_to_relaxed_sections and change
2224 interface to take a vector of relaxed section pointers.
2225 (Output_section::find_merge_section,
2226 Output_section::find_relaxed_input_section,
2227 Output_section::build_relaxation_map,
2228 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2229 New method declarations.
2230 (Output_section::merge_section_map_
2231 Output_section::merge_section_by_properties_map_,
2232 Output_section::relaxed_input_section_map_,
2233 Output_section::is_relaxed_input_section_map_valid_,
2234 Output_section::generate_code_fills_at_write_): New data members.
2235 * script-sections.cc
2236 (Output_section_element_input::set_section_addresses): Call
2237 current_data_size and addralign methods of relaxed input sections.
2238 (Orphan_output_section::set_section_addresses): Call current_data_size
2239 and addralign methods of relaxed input sections.
2240 * symtab.cc (Symbol_table::compute_final_value): Extract template
2241 from the body of Symbol_table::sized_finalize_symbol.
2242 (Symbol_table::sized_finalized_symbol): Call
2243 Symbol_table::compute_final_value.
2244 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2245 (Symbol_table::compute_final_value): New templated method declaration.
2246 * target.cc (Target::do_make_output_section): New method defintion.
2247 * target.h (Target::make_output_section): New method declaration.
2248 (Target::relax): Add more parameters for input objects, symbol table
2249 and layout. Adjust call to do_relax.
2250 (Target::do_make_output_section): New method declaration.
2251 (Target::do_relax): Add parameters for input objects, symbol table
2254 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2256 * pread.c: Include stdio.h.
2258 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2260 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2263 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2265 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2266 Change read_shndx type to unsigned int.
2267 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2269 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2270 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2271 Change read_shndx type to unsigned int.
2272 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2274 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2275 * layout.cc (Layout::create_symtab_sections): Cast the result of
2276 local_symcount * symsize to off_t in the gold_assert.
2278 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2280 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2281 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2283 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2284 (Arm_relocate_functions::thm_abs5): New function.
2285 (Arm_relocate_functions::abs12): New function.
2286 (Arm_relocate_functions::abs16): New function.
2287 (Arm_relocate_functions::base_abs): New function.
2288 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2289 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2290 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2292 (Scan::global): Likewise.
2293 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2294 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2295 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2296 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2299 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2301 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2302 (Arm_relocate_functions::movt_prel): New function.
2303 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2304 (Arm_relocate_functions::thm_movt_prel): New function.
2305 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2306 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2307 (Scan::global, Relocate::relocate): Likewise.
2308 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2310 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2312 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2313 Incremental_checker.
2314 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2316 (class Incremental_inputs_header): New class.
2317 (Incremental_inputs_header_writer): Edit comment.
2318 (Incremental_inputs_entry): New class.
2319 (Incremental_inputs_entry_writer): Edit comment.
2320 (Sized_incremental_binary::do_find_incremental_inputs_section):
2321 Add *strtab_shndx parameter, fill it.
2322 (Sized_incremental_binary::do_check_inputs): New method.
2323 (Incremental_checker::can_incrementally_link_output_file): Use
2324 Sized_incremental_binary::check_inputs.
2325 (Incremental_inputs::report_command_line): Save command line in
2328 (Incremental_binary::find_incremental_inputs_section): New
2330 (Incremental_binary::do_find_incremental_inputs_section): Add
2331 strtab_shndx parameter.
2332 (Incremental_binary::do_check_inputs): New pure virtual method.
2333 (Sized_incremental_binary::do_check_inputs): Declare.
2334 (Incremental_checker::Incremental_checker): Add incremental_inputs
2335 parameter, use it to initialize incremental_inputs_.
2336 (Incremental_checker::incremental_inputs_): New field.
2337 (Incremental_checker::command_line): New method.
2338 (Incremental_checker::inputs): New method.
2339 (Incremental_checker::command_line_): New field.
2341 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2343 * incremental.cc: Include <cstdarg> and "target-select.h".
2344 (vexplain_no_incremental): New function.
2345 (explain_no_incremental): New function.
2346 (Incremental_binary::error): New method.
2347 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2349 (make_sized_incremental_binary): New function.
2350 (open_incremental_binary): New function.
2351 (can_incrementally_link_file): Add checks if output is ELF and has
2353 * incremental.h: Include "elfcpp_file.h" and "output.h".
2354 (Incremental_binary): New class.
2355 (Sized_incremental_binary): New class.
2356 (open_incremental_binary): Declare.
2357 * object.cc (is_elf_object): Use
2358 elfcpp::Elf_recognizer::is_elf_file.
2359 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2360 * output.h (Output_file::filesize): New method.
2362 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2364 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2366 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2367 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2369 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2371 (Arm_relocate_functions::movw_abs_nc): New function.
2372 (Arm_relocate_functions::movt_abs): New function.
2373 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2374 (Arm_relocate_functions::thm_movt_abs): New function.
2375 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2376 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2377 (Scan::global): Likewise.
2378 (Relocate::relocate): Likewise.
2379 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2381 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2383 * arm.cc (Arm_relocate_functions::got_prel) New function.
2384 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2385 (Relocate::relocate): Likewise.
2386 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2388 2009-10-06 Ian Lance Taylor <iant@google.com>
2390 * options.h (class General_options): Define
2391 split_stack_adjust_size parameter.
2392 * object.h (class Object): Add uses_split_stack_ and
2393 has_no_split_stack_ fields. Add uses_split_stack and
2394 has_no_split_stack accessor functions. Declare
2395 handle_split_stack_section.
2396 (class Reloc_symbol_changes): Define.
2397 (class Sized_relobj): Define Function_offsets. Declare
2398 split_stack_adjust, split_stack_adjust_reltype, and
2400 * object.cc (Object::handle_split_stack_section): New function.
2401 (Sized_relobj::do_layout): Call handle_split_stack_section.
2402 * dynobj.cc (Sized_dynobj::do_layout): Call
2403 handle_split_stack_section.
2404 * reloc.cc (Sized_relobj::relocate_sections): Call
2405 split_stack_adjust for executable sections in split_stack
2406 objects. Pass reloc_map to relocate_section.
2407 (Sized_relobj::split_stack_adjust): New function.
2408 (Sized_relobj::split_stack_adjust_reltype): New function.
2409 (Sized_relobj::find_functions): New function.
2410 * target-reloc.h: Include "object.h".
2411 (relocate_section): Add reloc_symbol_changes parameter. Change
2413 * target.h (class Target): Add calls_non_split method. Declare
2414 do_calls_non_split virtual method. Declare match_view and
2416 * target.cc: Include "elfcpp.h".
2417 (Target::do_calls_non_split): New function.
2418 (Target::match_view): New function.
2419 (Target::set_view_to_nop): New function.
2420 * gold.cc (queue_middle_tasks): Give an error if mixing
2421 split-stack and non-split-stack objects with -r.
2422 * i386.cc (Target_i386::relocate_section): Add
2423 reloc_symbol_changes parameter.
2424 (Target_i386::do_calls_non_split): New function.
2425 * x86_64.cc (Target_x86_64::relocate_section): Add
2426 reloc_symbol_changes parameter.
2427 (Target_x86_64::do_calls_non_split): New function.
2428 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2430 * powerpc.cc (Target_powerpc::relocate_section): Add
2431 reloc_symbol_changes parameter.
2432 * sparc.cc (Target_sparc::relocate_section): Add
2433 reloc_symbol_changes parameter.
2434 * configure.ac: Call AM_CONDITIONAL for the default target.
2435 * configure: Rebuild.
2436 * testsuite/Makefile.am (TEST_AS): New variable.
2437 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2438 (check_DATA): Add split_i386 and split_x86_64 files.
2439 (SPLIT_DEFSYMS): Define.
2440 (split_i386_[1234n].o): New targets.
2441 (split_i386_[124]): New targets.
2442 (split_i386_[1234r].stdout): New targets.
2443 (split_x86_64_[1234n].o): New targets.
2444 (split_x86_64_[124]): New targets.
2445 (split_x86_64_[1234r].stdout): New targets.
2446 (MOSTLYCLEANFILES): Add new executables.
2447 * testsuite/split_i386.sh: New file.
2448 * testsuite/split_x86_64.sh: New file.
2449 * testsuite/split_i386_1.s: New file.
2450 * testsuite/split_i386_2.s: New file.
2451 * testsuite/split_i386_3.s: New file.
2452 * testsuite/split_i386_4.s: New file.
2453 * testsuite/split_i386_n.s: New file.
2454 * testsuite/split_x86_64_1.s: New file.
2455 * testsuite/split_x86_64_2.s: New file.
2456 * testsuite/split_x86_64_3.s: New file.
2457 * testsuite/split_x86_64_4.s: New file.
2458 * testsuite/split_x86_64_n.s: New file.
2459 * testsuite/testfile.cc (Target_test): Update relocation_section
2461 * testsuite/Makefile.in: Rebuild.
2463 2009-10-06 Ian Lance Taylor <iant@google.com>
2465 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2466 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2467 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2468 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2469 the address on ldo_addrs_.
2470 (Target_i386::Relocate::fix_up_ldo): New function.
2472 2009-10-06 Rafael Espindola <espindola@google.com>
2474 * plugin.cc (add_input_library): New.
2475 (Plugin::load): Add add_input_library to tv.
2476 (Plugin_manager::add_input_file): Add the is_lib argument.
2477 (add_input_file): Update call to Plugin_manager::add_input_file.
2478 (add_input_library): New.
2479 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2481 2009-09-30 Doug Kwan <dougkwan@google.com>
2483 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2484 symbol and call Symbol::may_need_copy_reloc to determine if
2485 a copy reloc is needed.
2486 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2487 nocopyreloc is given in command line.
2488 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2489 given in command line.
2490 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2491 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2492 of the removed Target_i386::may_need_copy_reloc.
2493 * options.h (copyreloc): New option with default value false.
2494 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2495 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2496 instead of the removed Target_powerpc::may_need_copy_reloc.
2497 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2498 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2499 instead of the removed Target_sparc::may_need_copy_reloc.
2500 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2501 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2502 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2503 instead of the removed Target_x86_64::may_need_copy_reloc.
2505 2009-09-30 Ian Lance Taylor <iant@google.com>
2507 * object.h (class Object): Remove target_ field, and target,
2508 sized_target, and set_target methods.
2509 (Object::sized_target): Remove.
2510 (class Sized_relobj): Update declarations. Remove sized_target.
2511 * object.cc (Sized_relobj::setup): Remove target parameter.
2513 (Input_objects::add_object): Don't do anything with the target.
2514 (make_elf_sized_object): Add punconfigured parameter. Change all
2515 callers. Set or test parameter target.
2516 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2518 * parameters.cc (Parameters::set_target): Change parameter type to
2520 (Parameters::default_target): Remove.
2521 (set_parameters_target): Change parameter type to be non-const.
2522 (parameters_force_valid_target): New function.
2523 (parameters_clear_target): New function.
2524 * parameters.h (class Parameters): Update declarations. Remove
2525 default_target method. Add sized_target and clear_target
2526 methods. Change target_ to be non-const.
2527 (set_parameters_target): Update declaration.
2528 (parameters_force_valid_target): Declare.
2529 (parameters_clear_target): Declare.
2530 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2531 as NULL if we aren't searching.
2532 (Add_symbols::run): Don't check for compatible target.
2533 * fileread.cc (Input_file::open_binary): Call
2534 parameters_force_valid_target.
2535 * gold.cc (queue_middle_tasks): Likewise.
2536 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2537 set_target on object.
2538 * dynobj.h (class Sized_dynobj): Update declarations.
2539 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2540 make_elf_object returns NULL.
2541 (Archive::include_member): Don't check whether object target is
2543 * output.cc (Output_section::add_input_section): Get target from
2545 (Output_section::relax_input_section): Likewise.
2546 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2548 (Sized_relobj::do_scan_relocs): Likewise.
2549 (Sized_relobj::relocate_sections): Likewise.
2550 * resolve.cc (Symbol_table::resolve): Likewise.
2551 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2552 parameter. Change all callers.
2553 (Symbol_table::add_from_object): Get target from parameters.
2554 (Symbol_table::add_from_relobj): Don't check object target.
2555 (Symbol_table::add_from_dynobj): Likewise.
2556 (Symbol_table::define_special_symbol): Get target from
2558 * symtab.h (class Symbol_table): Update declaration.
2559 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2560 parameter. Change all callers. Clear parameter target.
2561 (Binary_test): Test target here.
2562 * testsuite/object_unittest.cc (gold_testsuite): Remove
2563 target_test_pointer parameter. Change all callers.
2564 (Object_test): Test target here.
2566 2009-09-26 Ian Lance Taylor <iant@google.com>
2568 * testsuite/initpri1.c: Don't try to use constructor priorities if
2569 compiling with gcc before 4.3.
2571 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2573 * testsuite/retain_symbols_file_test.sh (check_present): Change
2574 output file name to retain_symbols_file_test.stdout.
2575 (check_absent): Likewise.
2577 2009-09-18 Craig Silverstein <csilvers@google.com>
2579 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2580 * options.cc: Include <cerrno> and <fstream>.
2581 (General_options::finalize): Parse -retain-symbols-file tag.
2582 * options.h: New flag.
2583 (General_options): New method should_retain_symbol, new
2584 variable symbols_to_retain.
2585 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2586 should_retain_symbol map.
2587 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2588 * testsuite/Makefile.in: Regenerate.
2589 * testsuite/retain_symbols_file_test.sh: New file.
2591 2009-09-18 Nick Clifton <nickc@redhat.com>
2593 * po/es.po: Updated Spanish translation.
2595 2009-09-17 Doug Kwan <dougkwan@google.com>
2597 * debug.h (DEBUG_RELAXATION): New constant.
2598 (DEBUG_ALL): Add DEBUG_RELAXATION.
2599 (debug_string_to_enum): Add relaxation debug option.
2601 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2602 Layout::Relaxation_debug_check::read_sections,
2603 Layout::Relaxation_debug_check::read_sections): New method definitions.
2604 (Layout::Layout): Initialize data members
2605 record_output_section_data_from_scrips_,
2606 script_output_section_data_list_ and relaxation_debug_check_.
2607 (Layout::save_segments, Layout::restore_segments,
2608 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2609 Layout::relaxation_loop_body): New method definitions.
2610 (Layout::finalize): Support relaxation. Move section layout code to
2611 Layout::relaxation_loop_body.
2612 (Layout::set_asection_address_from_script): Move code for orphan
2613 section placement out.
2614 (Layout::place_orphan_sections_in_script): New method definition.
2615 * layout.h (Output_segment_headers, Output_file_header):
2616 New forward class declarations.
2617 (Layout::~Layout): Define.
2618 (Layout::new_output_section_data_from_script): New method definition.
2619 (Layout::place_orphan_sections_in_script): New method declaration.
2620 (Layout::Segment_states): New type declaration.
2621 (Layout::save_segments, Layout::restore_segments,
2622 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2623 Layout::relaxation_loop_body): New method declarations.
2624 (Layout::Output_section_data_list): New type declaration.
2625 (Layout::Relaxation_debug_check): New class definition.
2626 (Layout::record_output_section_data_from_script_,
2627 Layout::script_output_section_data_list_, Layout::segment_states_,
2628 Layout::relaxation_debug_check_): New data members.
2629 * output.cc: (Output_section_headers::do_size): New method definition.
2630 (Output_section_headers::Output_section_headers): Move size
2631 computation to Output_section_headers::do_size.
2632 (Output_segment_headers::do_size): New method definition.
2633 (Output_file_header::Output_file_header): Move size computation to
2634 Output_file_header::do_size and call it.
2635 (Output_file_header::do_size): New method definition.
2636 (Output_data_group::Output_data_group): Adjust call to
2637 Output_section_data.
2638 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2639 (Output_symtab_xindex::do_write): Add array bound check.
2640 (Output_section::Input_section::print_to_mapfile): Handle
2641 RELAXED_INPUT_SECTION_CODE.
2642 (Output_section::Output_section): Initialize data member checkpoint_.
2643 (Output_section::~Output_section): Delete checkpoint object pointed
2645 (Output_section::add_input_section): Always add an Input_section if
2647 (Output_section::add_merge_input_section): Add assert.
2648 (Output_section::relax_input_section): New method definition.
2649 (Output_section::set_final_data_size): Set load address to zero for
2650 an unallocated section.
2651 (Output_section::do_address_and_file_offset_have_reset_values):
2652 New method definition.
2653 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2654 Handle relaxed input section.
2655 (Output_section::sort_attached_input_sections): Checkpoint input
2656 section list lazily.
2657 (Output_section::get_input_sections): Change type of input_sections to
2658 list of Simple_input_section pointers. Checkpoint input section list
2659 lazily. Also handle relaxed input sections.
2660 (Output_section::add_input_section_for_script): Take a reference to
2661 a Simple_input_section object instead of Relobj pointer and section
2662 index as parameter. Handle relaxed input sections.
2663 (Output_section::save_states, Output_section::restore_states): New
2665 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2666 (Output_data::is_data_size_fixed): New method definition.
2667 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2669 (Output_data::address_and_file_offset_have_reset_values): New method
2671 (Output_data::do_address_and_file_offset_have_reset_values): New method
2673 (Output_data::set_data_size): Check that data size is not fixed.
2674 (Output_data::fix_data_size): New method definition.
2675 (Output_data::is_data_size_fixed_): New data member.
2676 (Output_section_headers::set_final_data_size): New method definition.
2677 (Output_section_headers::do_size): New method declaration.
2678 (Output_segment_headers::set_final_data_size): New method definition.
2679 (Output_segment_headers::do_size): New method declaration.
2680 (Output_file_header::set_final_data_size)::New method definition.
2681 (Output_file_header::do_size)::New method declaration.
2682 (Output_section_data::Output_section_data): Add new parameter
2683 is_data_size_fixed and use it to fix data size.
2684 (Output_data_const::Output_data_const): Adjust call to base class
2685 constructor and fix data size.
2686 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2687 base class constructor and fix data size.
2688 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2689 base class constructor and fix data size.
2690 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2691 class constructor and fix data size.
2692 (Output_data_group::set_final_data_size): New method definition.
2693 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2694 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2695 class constructor and fix data size.
2696 (Output_relaxed_input_section): New class definition.
2697 (Output_section::Simple_input_section): New class definition.
2698 (Output_section::get_input_sections): Adjust parameter list.
2699 (Output_section::add_input_section_for_script): Same.
2700 (Output_section::save_states, Output_section::restore_states,
2701 Output_section::do_address_and_file_offset_have_reset_values,
2702 (Output_section::Input_section::Input_section): Handle
2703 RELAXED_INPUT_SECTION_CODE. Add new overload for
2704 Output_relaxed_input_section.
2705 (Output_section::Input_section::is_input_section,
2706 Output_section::Input_section::set_output_section): Handle relaxed
2708 (Output_section::Input_section::is_relaxed_input_section,
2709 Output_section::Input_section::output_section_data,
2710 Output_section::Input_section::relaxed_input_section): New method
2712 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2714 (Output_section::Input_section::u1_): Update comments.
2715 (Output_section::Input_section::u2_): Add new union member poris.
2716 (Output_section::Checkpoint_output_section): New classs definition.
2717 (Output_section::relax_input_section): New method declaration.
2718 (Output_section::checkpoint_): New data member.
2719 (Output_segment): Update comments.
2720 (Output_segment::Output_segment): Un-privatize copy constructor.
2721 (Output_segment::operator=): Un-privatize.
2722 * script-sections.cc (Output_section_element::Input_section_list):
2723 Change element type to Output_section::Simple_input_section.
2724 (Output_section_element_dot_assignment::set_section_addresses):
2725 Register output section data for relaxation clean up.
2726 (Output_data_exression::Output_data_expression): Adjust call to base
2727 constructor to fix data size.
2728 (Output_section_element_data::set_section_addresses): Register
2729 Output_data_expression object for relaxation clean up.
2730 (struct Input_section_info): Replace Relobj pointer and section index
2731 pair with Output_section::Simple_input_section and Convert struct to a
2733 (Input_section_sorter::operator()): Adjust access to
2734 Input_section_info data member to use accessors.
2735 (Output_section_element_input::set_section_addresses): Use layout
2736 parameter. Adjust code to use Output_section::Simple_input_section
2737 and Input_secction_info classes. Register filler for relaxation
2739 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2740 and section index pair with Output_section::Simple_input_section
2741 class. Adjust code accordingly.
2742 (Phdrs_element::release_segment): New method definition.
2743 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2745 (Script_sections::release_segments): New method definition.
2746 * gold/script-sections.h (Script_sections::release_segments): New
2748 * gold/target.h (Target::may_relax, Target::relax,
2749 Target::do_may_relax, Target::do_relax): New method definitions.
2751 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2753 * arm.cc (has_signed_unsigned_overflow): New function.
2754 (Arm_relocate_functions::abs8): New function.
2755 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2756 (Target_arm::Scan::global): Likewise.
2757 (Target_arm::relocate::relocate): Likewise.
2758 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2761 2009-09-16 Cary Coutant <ccoutant@google.com>
2763 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2764 * testsuite/Makefile.in: Regenerate.
2766 2009-09-11 Nick Clifton <nickc@redhat.com>
2768 * po/gold.pot: Updated by the Translation project.
2770 2009-09-08 Cary Coutant <ccoutant@google.com>
2772 * output.cc (Output_file::open): Add execute permission to empty file.
2773 * testsuite/Makefile.am (permission_test): New test.
2774 * testsuite/Makefile.in: Regenerate.
2776 2009-09-02 Ian Lance Taylor <iant@google.com>
2778 * output.cc (Output_file::resize): Call map_no_anonymous rather
2781 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2783 * gold.cc: Include "incremental.h".
2784 (queue_initial_tasks): Call Incremental_checker methods.
2785 * incremental.cc: Include "output.h".
2786 (Incremental_checker::can_incrementally_link_output_file): New
2788 * incremental.h (Incremental_checker): New class.
2790 * output.cc (Output_file::open_for_modification): New method.
2791 (Output_file::map_anonymous): Changed return type to bool. Record
2793 (Output_file::map_no_anonymous): New method, broken out of map.
2794 (Output_file::map): Use map_no_anonymous and map_anonymous.
2795 * output.h (class Output_file): Update declarations.
2797 2009-08-24 Cary Coutant <ccoutant@google.com>
2799 * options.h (Command_line::Pre_options): New class.
2800 (Command_line::pre_options): New member.
2801 * options.cc (gold::options::ready_to_register): New variable.
2802 (One_option::register_option): Do nothing if not registering options.
2803 Assert if same short option registered twice.
2804 (General_options::General_options): Turn off option registration when
2806 (Command_line::Pre_options::Pre_options): New constructor.
2808 2009-08-24 Cary Coutant <ccoutant@google.com>
2810 * options.h (General_options::no_keep_memory): Remove incorrect
2813 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2815 * Makefile.am (am__skiplex, am__skipyacc): New.
2816 * Makefile.in: Regenerate.
2818 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2820 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2821 (INCLUDES): ... this.
2822 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2823 (AM_CPPFLAGS): Renamed from ...
2824 (INCLUDE): ... this.
2825 * Makefile.in, testsuite/Makefile.in: Regenerate.
2827 * Makefile.in: Regenerate.
2828 * aclocal.m4: Likewise.
2829 * config.in: Likewise.
2830 * configure: Likewise.
2831 * testsuite/Makefile.in: Likewise.
2833 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2834 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2835 * Makefile.in: Regenerate.
2836 * testsuite/Makefile.in: Regenerate.
2838 2009-08-19 Cary Coutant <ccoutant@google.com>
2840 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2841 symbols in shared libraries overridden by hidden or internal symbols
2842 in the main program.
2844 2009-08-19 Chris Demetriou <cgd@google.com>
2846 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2847 checking source file names in error messages.
2849 2009-08-18 Doug Kwan <dougkwan@google.com>
2851 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2852 an elcpp::Ehdr as parameter. Adjust call to set_target.
2853 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2854 an elfcpp::Ehdr as parameter.
2855 * object.cc (Object::set_target): Remove the version that looks up
2856 a target and sets it.
2857 (Sized_relobj::setup): Take a Target object instead of
2858 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2859 (make_elf_sized_object): Find target and ask target to
2861 * object.h: (Object::set_target): Remove the version that looks up
2862 a target and sets it.
2863 (Sized_relobj::setup): Take a Target object instead of
2864 an elfcpp:Ehdr as parameter.
2865 * target.cc: Include dynobj.h.
2866 (Target::do_make_elf_object_implementation): New.
2867 (Target::do_make_elf_object): New.
2868 * target.h (Target::make_elf_object): New template declaration.
2869 (Target::do_make_elf_object): New method declarations.
2870 (Target::do_make_elf_object_implementation): New template declaration.
2872 2009-08-14 Ian Lance Taylor <iant@google.com>
2874 * gold.h (FUNCTION_NAME): Define.
2875 (gold_unreachable): Use FUNCTION_NAME.
2877 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2879 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2880 symbol in the --keep-unique list is not found.
2882 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2884 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2885 been maked as --keep-unique.
2886 (Icf::unfold_section): New function.
2887 * icf.h (Icf::unfold_section): New function.
2888 * options.h (General_options::keep_unique): New option.
2889 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2890 * testsuite/Makefile.in: Regenerate.
2891 * testsuite/icf_keep_unique_test.sh: New file.
2892 * testsuite/icf_keep_unique_test.cc: New file.
2894 2009-08-12 Cary Coutant <ccoutant@google.com>
2897 * resolve.cc (Symbol_table::resolve): Check for references from
2898 dynamic objects to hidden and internal symbols.
2899 * testsuite/Makefile.am (hidden_test.sh): New test.
2900 * testsuite/Makefile.in: Regenerate.
2901 * testsuite/hidden_test.sh: New script.
2902 * testsuite/hidden_test_1.c: New test source.
2903 * testsuite/hidden_test_main.c: New test source.
2905 2009-08-11 Doug Kwan <dougkwan@google.com>
2907 * arm.cc: Update comments.
2908 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2909 segment to locate the .ARM.exidx section if present.
2911 2009-08-09 Doug Kwan <dougkwan@google.com>
2913 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2916 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2917 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2920 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2922 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2923 valid tls_segment only for non-debug-section relocations.
2924 * testsuite/Makefile.am: Add gc_tls_test.
2925 * testsuite/Makefile.in: Regenerate.
2926 * testsuite/gc_tls_test.cc: New file.
2927 * testsuite/gc_tls_test.sh: New file.
2929 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2933 * Makefile.am (CCFILES): Add icf.cc.
2935 * Makefile.in: Regenerate.
2936 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2937 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2938 section, symbol and addend information for the relocs.
2939 * gold.cc (queue_middle_tasks): Call identical code folding.
2940 * gold.h: Add defines for multimap.
2941 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2942 to the call of finalize_local_symbols.
2943 * main.cc (main): Create object of class Icf.
2944 * object.cc (Sized_relobj::do_layout): Allow this function to be
2945 called twice during icf.
2946 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2947 to sections marked as identical by icf.
2948 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2950 (Sized_relobj::do_section_entsize): New function.
2951 * object.h (Object::section_entsize): New function.
2952 (Object::do_section_entsize): New pure virtual function.
2953 (Relobj::finalize_local_symbols): Add new parameter.
2954 (Relobj::do_section_entsize): New function.
2955 * options.h (General_options::icf): New option.
2956 (General_options::icf_iterations): New option.
2957 (General_options::print_icf_sections): New option.
2958 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2959 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2960 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2962 * symtab.cc (Symbol_table::is_section_folded): New function.
2963 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2964 to sections marked as identical by icf.
2965 * symtab.h (Symbol_table::set_icf): New function.
2966 (Symbol_table::icf): New function.
2967 (Symbol_table::is_section_folded): New function.
2968 (Symbol_table::icf_): New data member.
2969 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2970 * testsuite/Makefile.am: Add commands to build icf_test.
2971 * testsuite/Makefile.in: Regenerate.
2972 * testsuite/icf_test.sh: New file.
2973 * testsuite/icf_test.cc: New file.
2975 2009-07-24 Chris Demetriou <cgd@google.com>
2977 * layout.cc (is_compressible_debug_section): Fix incorrect
2978 comment about compressed section names.
2980 2009-07-20 Ian Lance Taylor <ian@airs.com>
2983 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2985 2009-07-16 Ian Lance Taylor <iant@google.com>
2988 * layout.h: #include <map>.
2989 (class Kept_section): Change from struct to class. Add accessors
2990 and setters. Add section size to Comdat_group mapping. Change
2991 Comdat_group to std::map. Add is_comdat_ field. Add
2992 linkonce_size field in union.
2993 (class Layout): Update declaration of find_or_add_kept_section.
2994 Don't declare find_kept_object.
2995 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2996 parameter. Add object, shndx, is_comdat, and is_group_name
2997 parameters. Change all callers. Adjust for new Kept_section.
2998 (Layout::find_kept_object): Remove.
2999 * object.cc (Sized_relobj::include_section_group): Update use of
3000 Kept_section. Rename secnum to shndx. Only record
3001 Kept_comdat_section if sections are the same size.
3002 (Sized_relobj::include_linkonce_section): Update use of
3003 Kept_section. Only record Kept_comdat_section if sections are the
3004 same size. Set size of linkonce section.
3005 (Sized_relobj::map_to_kept_section): Update call to
3006 get_kept_comdat_section.
3007 * object.h (class Sized_relobj): Rename fields in
3008 Kept_comdat_section to drop trailing underscores; change object
3009 field to Relobj*. Change Kept_comdat_section_table to store
3010 struct rather than pointer.
3011 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3012 Add kept_object and kept_shndx parameters. Change all callers.
3013 (Sized_relobj::get_kept_comdat_section): Change return type to
3014 bool. Add kept_object and kept_shndx parameters. Change all
3016 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3017 Layout::find_or_add_kept_section.
3019 2009-07-09 Ian Lance Taylor <iant@google.com>
3021 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3022 Reserve space in the hash table.
3024 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3026 * fileread.cc (File_read::get_mtime): New method.
3027 * fileread.h (Timespec): New structure.
3028 (File_read::get_mtime): New method.
3029 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3030 Renamed from timestamp_nsec.
3031 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3033 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3035 (Incremental_inputs::report_archive): Save mtime; style fix.
3036 (Incremental_inputs::report_obejct): Save mtime; style fix.
3037 (Incremental_inputs::report_script): Save mtime; style fix.
3038 (Incremental_inputs::finalize_inputs): Style fix.
3039 (Incremental_inputs::finalize): Style fix.
3040 (Incremental_inputs::create_input_section_data): Store inputs
3042 * incremental.h (Incremental_inputs::report_script): Add mtime
3044 (Incremental_inputs::Input_info::Input_info): Intialize only one
3046 (Incremental_inputs::Input_info::archive): Move to nameless
3048 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3049 (Incremental_inputs::Input_info::script): Move to nameless union.
3050 (Incremental_inputs::mtime): New field.
3051 * script.cc (read_input_script): Pass file mtime to
3053 * script.h (Script_info::inputs): Style fix.
3055 2009-07-01 Ian Lance Taylor <ian@airs.com>
3057 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3060 2009-06-24 Ian Lance Taylor <iant@google.com>
3063 * layout.cc (Layout::choose_output_section): If we find an
3064 existing section, update the flags.
3065 (Layout::create_notes): New function, broken out of
3067 (Layout::finalize): Don't create note sections.
3068 (Layout::create_note): Don't crash if linker script discards
3070 (Layout::create_gold_note): Likewise.
3071 (Layout::create_build_id): Likewise. Don't set
3072 after_input_sections on the section.
3073 (Layout::create_executable_stack_info): Remove target parameter.
3075 * layout.h (class Layout): Declare create_notes. Update
3076 declaration of create_executable_stack_info.
3077 * gold.cc (queue_middle_tasks): Call create_notes.
3078 * output.cc (Output_section::update_flags_for_input_section): Move
3079 here from output.h. If SHF_ALLOC flag is newly set, mark address
3081 * output.h (Output_data::mark_address_invalid): New function.
3082 (class Output_section): Only declare, not define,
3083 update_flags_for_input_section. Remove set_flags.
3085 2009-06-24 Ian Lance Taylor <iant@google.com>
3087 * script-sections.cc (Output_section_definition::
3088 set_section_addresses): Rename shadowing local load_address to
3091 2009-06-24 Ian Lance Taylor <iant@google.com>
3094 * reloc.cc (relocate_sections): Skip empty relocation sections.
3096 2009-06-23 Ian Lance Taylor <iant@google.com>
3099 * layout.cc (Layout::create_note): Use choose_output_section
3100 rather than make_output_section.
3102 2009-06-23 Ian Lance Taylor <iant@google.com>
3105 * options.cc (General_options::parse_V): Set printed_version_.
3106 (General_options::General_options): Initialize printed_version_.
3107 * options.h (class General_options): Add printed_version_ field.
3108 * gold.cc (queue_initial_tasks): If there are no input files,
3109 don't give a fatal error if we printed the version information.
3110 (queue_middle_tasks): If using -r with a shared object, give a
3111 fatal error rather than an ordinary error.
3113 2009-06-23 Ian Lance Taylor <iant@google.com>
3116 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3117 (Layout::make_output_section): Set have_stabstr_section_ if we see
3118 a .stab*str section.
3119 (Layout::finalize): Call link_stabs_sections.
3120 (Layout::link_stabs_sections): New file.
3121 * layout.h (class Layout): Add have_stabstr_section_ field.
3122 Declare link_stabs_sections.
3124 2009-06-23 Doug Kwan <dougkwan@google.com>
3126 * Makefile.am (libgold_a_LIBADD): New.
3127 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3128 * Makefile.in: Regenerate.
3129 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3130 * configure: Regenerate.
3131 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3132 * fileread.cc: Include sys/state.h
3133 * gold.h: Declare memmem and strndup if found missing.
3134 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3136 2009-06-23 Ian Lance Taylor <iant@google.com>
3138 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3139 * configure: Rebuild.
3141 2009-06-23 Ian Lance Taylor <iant@google.com>
3144 * object.cc (Object::section_contents): Don't try to get a view if
3145 the section has length zero.
3146 (Object::handle_gnu_warning_section): If the section is empty, use
3147 the name of the section as the warning.
3149 2009-06-23 Ian Lance Taylor <iant@google.com>
3152 * stringpool.h (class Stringpool_template): Add optimize_ field.
3153 (Stringpool_template::set_optimize): New function.
3154 * stringpool.cc (Stringpool_template::Stringpool_template):
3155 Initialize optimize_ field.
3156 (Stringpool_template::set_string_offsets): Test local optimize
3157 fild rather than parameter.
3158 * layout.cc (Layout::Layout): Call set_optimize on the section
3161 2009-06-22 Ian Lance Taylor <iant@google.com>
3164 * yyscript.y: Parse TARGET.
3165 * script.cc (script_set_target): New function.
3166 * script-c.h (script_set_target): Declare.
3167 * options.cc (General_options::string_to_object_format): Rename
3168 from string_to_object_format in anonymous namespace. Change
3170 * options.h (class General_options): Declare
3171 string_to_object_format.
3173 2009-06-22 Ian Lance Taylor <iant@google.com>
3175 * script-sections.cc (Script_sections::create_segments): Don't put
3176 program headers in a PT_LOAD segment if -n or -N.
3178 2009-06-22 Ian Lance Taylor <iant@google.com>
3181 * options.h (class General_options): Add -z lazy and -z now. Sort
3182 -z options into alphabetical order.
3183 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3185 2009-06-21 Ian Lance Taylor <iant@google.com>
3187 * layout.cc (Layout::make_output_section): Call
3188 Target::new_output_section.
3189 (Layout::attach_allocated_section_to_segment): Put large section
3190 sections in a separate load segment with the large segment flag
3192 (Layout::segment_precedes): Sort large data segments after other
3194 (align_file_offset): New static function.
3195 (Layout::set_segment_offsets): Use align_file_offset.
3196 * output.h (class Output_section): Add is_small_section_ and
3197 is_large_section_ fields.
3198 (Output_section::is_small_section): New function.
3199 (Output_section::set_is_small_section): New function.
3200 (Output_section::is_large_section): New function.
3201 (Output_section::set_is_large_section): New function.
3202 (Output_section::is_large_data_section): New function.
3203 (class Output_segment): Add is_large_data_segment_ field.
3204 (Output_segment::is_large_data_segment): New function.
3205 (Output_segment::set_is_large_data_segment): New function.
3206 * output.cc (Output_section::Output_section): Initialize new
3208 (Output_segment::Output_segment): Likewise.
3209 (Output_segment::add_output_section): Add assertion that large
3210 data sections always go in large data segments. Force small data
3211 sections to the end of the list of data sections. Force small BSS
3212 sections to the start of the list of BSS sections. For large BSS
3213 sections to the end of the list of BSS sections.
3214 * symtab.h (class Symbol): Declare is_common_shndx.
3215 (Symbol::is_defined): Check Symbol::is_common_shndx.
3216 (Symbol::is_common): Likewise.
3217 (class Symbol_table): Define enum Commons_section_type. Update
3218 declarations. Add small_commons_ and large_commons_ fields.
3219 * symtab.cc (Symbol::is_common_shndx): New function.
3220 (Symbol_table::Symbol_table): Initialize new fields.
3221 (Symbol_table::add_from_object): Put small and large common
3222 symbols in the right list.
3223 (Symbol_table::sized_finalized_symbol): Check
3224 Symbol::is_common_shndx.
3225 (Symbol_table::sized_write_globals): Likewise.
3226 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3227 common symbol lists. Don't call do_allocate_commons_list if the
3229 (Symbol_table::do_allocate_commons_list): Remove is_tls
3230 parameter. Add comons_section_type parameter. Change all
3231 callers. Handle small and large common symbols.
3232 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3233 Symbol::is_common_shndx.
3234 * resolve.cc (symbol_to_bits): Likewise.
3235 * target.h (Target::small_common_shndx): New function.
3236 (Target::small_common_section_flags): New function.
3237 (Target::large_common_shndx): New function.
3238 (Target::large_common_section_flags): New function.
3239 (Target::new_output_section): New function.
3240 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3241 small_common_section_flags, and large_common_section_flags
3243 (Target::do_new_output_section): New virtual function.
3244 * arm.cc (Target_arm::arm_info): Initialize new fields.
3245 * i386.cc (Target_i386::i386_info): Likewise.
3246 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3248 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3249 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3250 (Target_x86_64::do_new_output_section): New function.
3251 * configure.ac: Define conditional MCMODEL_MEDIUM.
3252 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3253 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3254 (large_LDFLAGS): Define.
3255 * testsuite/large.c: New file.
3256 * testsuite/testfile.cc (Target_test::test_target_info):
3257 Initialize new fields.
3258 * configure, testsuite/Makefile.in: Rebuild.
3260 2009-06-05 Doug Kwan <dougkwan@google.com>
3262 * Makefile.am (CCFILES): Add target.cc.
3263 * Makefile.in: Regenerate.
3264 * i386.cc (class Target_i386): Define new virtual method to
3265 override do_is_local_label_name in parent.
3266 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3267 local symbols if --discard-locals or -X is given.
3268 * options.h (class General_options): Declare new options
3269 '--discard-locals' and '-X' for discarding locals.
3270 * target.h (class Target): Define new methods is_local_label_name.
3271 Declare new virtual method do_is_local_label_name.
3272 * target.cc: New file.
3273 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3274 (check_SCRIPTS): Add discard_locals_test.sh.
3275 (check_DATA): Add discard_local_tests.syms.
3276 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3277 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3278 * testsuite/Makefile.in: Regenerate.
3279 * testsuite/discard_locals_test.c: New file.
3280 * testsuite/discard_locals_test.sh: Same.
3282 2009-06-05 Doug Kwan <dougkwan@google.com>
3284 * object.cc (Sized_relobj::Sized_relobj): Initialize
3285 discarded_eh_frame_shndx_ to -1U.
3286 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3288 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3289 a discarded .eh_frame section.
3290 (Sized_relobj::do_finalize_local_symbols): Ditto.
3291 * object.h (class Sized_relobj): Declare new member
3292 discarded_eh_frame_shndx_.
3293 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3294 (local_labels_test.o, local_labels_test): New rules.
3295 * testsuite/Makefile.in: Regenerate.
3297 2009-06-04 Doug Kwan <dougkwan@google.com>
3299 * layout.cc (Layout::section_name_mapping): Add mapping for
3300 special ARM sections.
3302 2009-06-03 Doug Kwan <dougkwan@google.com>
3304 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3305 (utils::has_overflow): Same.
3307 2009-06-03 Ian Lance Taylor <iant@google.com>
3309 * layout.cc (Layout::section_name_mapping): New array, replacing
3310 Layout::linkonce_mapping.
3311 (Layout::section_name_mapping_count): New variable, replacing
3312 Layout::linkonce_mapping_count.
3313 (Layout::linkonce_output_name): Remove.
3314 (Layout::output_section_name): Rewrite.
3315 * layout.h (class Layout): Rename Linkonce_mapping to
3316 Section_name_mapping, linkonce_mapping to section_name_mapping,
3317 linkonce_mapping_count to section_name_mapping_count. Don't
3318 declare linkonce_output_name.
3320 2009-06-03 Doug Kwan <dougkwan@google.com>
3322 * gold/arm.cc (namespace utils): New.
3323 (Target_arm::reloc_is_non_pic): Define new method.
3324 (class Arm_relocate_functions): New.
3325 (Target_arm::Relocate::relocate): Handle relocation types used by
3328 2009-06-03 Ian Lance Taylor <iant@google.com>
3330 * arm.cc (Target_arm::scan::global): Use || instead of |.
3332 2009-06-02 Doug Kwan <dougkwan@google.com>
3334 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3335 issued_non_pic_error_.
3336 (class Target_arm::Scan): Declare new method check_non_pic.
3337 Define new method symbol_needs_plt_entry.
3338 Declare new data member issued_non_pic_error_.
3339 (class Target_arm::Relocate): Declare new method
3340 should_apply_static_reloc.
3341 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3342 (Target_arm::Scan::check_non_pic): Define new method.
3343 (Target_arm::Scan::local): Handle a small subset of reloc types used
3345 (Target_arm::Scan::local): Same.
3346 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3348 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3350 * incremental.cc (Incremental_inputs::report_command_line): Filter
3351 out --incremental-* options.
3353 2009-05-29 Doug Kwan <dougkwan@google.com>
3355 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3357 (class Target_arm): Update comment.
3358 (Target_arm::Target_arm): Initialize new data members GOT_,
3359 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3360 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3361 and Target_arm::rel_dyn_section.
3362 Declare new_enum Target_arm::Got_type.
3363 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3365 Update commments for member do_dynsym_value.
3366 (Target_arm::got_size, Target_arm::plt_section,
3367 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3368 new methods inside class defintion.
3369 (Target_arm::got_section): Define new method.
3370 (Target_arm::rel_dyn_section): Same.
3371 (Output_data_plt_arm): New template class.
3372 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3373 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3374 (Output_data_plt_arm::add_entry): Same.
3375 (Output_data_plt_arm::first_plt_entry): Define new
3376 static data member for PLT instruction template.
3377 (Output_data_plt_arm::plt_entry): Same.
3378 (Output_data_plt_arm::do_write): Define new method.
3379 (Target_arm::make_plt_entry): Same.
3380 (Target_arm::do_finalize_sections): Same.
3381 (Target_arm::do_dynsym_value): Same.
3383 2009-05-28 Doug Kwan <dougkwan@google.com>
3385 * Makefile.am (TARGETSOURCES): Add arm.cc.
3386 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3387 * Makefile.in: Regenerate.
3389 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3391 2009-05-26 Doug Kwan <dougkwan@google.com>
3393 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3394 (General_options::check_excluded_libs): Strip off directories in
3395 archive name before matching like GNU ld does.
3396 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3397 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3398 (exclude_libs_test_LDFLAGS): Add linker option
3399 -Wl,--exclude-libs,libexclude_libs_test_3
3400 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3401 an explicit archive without using -l.
3402 (alt/libexclude_libs_test_3.a): New make rule.
3403 * testsuite/Makefile.in: Regenerate.
3404 * testsuite/exclude_libs_test.c : Declare lib3_default().
3406 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3407 * exclude_libs_test_3.c: New file.
3409 2009-05-26 Nick Clifton <nickc@redhat.com>
3411 * po/id.po: New Indonesian translation.
3412 * po/gold.pot: Updated template file.
3414 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3416 * testsuite/Makefile.am: Add -ffunction-sections to compile
3417 gc_comdat_test files. Add -Wl,--gc-sections to build
3419 * testsuite/Makefile.in: Regenerate.
3420 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3422 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3424 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3425 kept comdat section was garbage collected.
3426 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3427 * testsuite/Makefile.in: Regenerate.
3428 * testsuite/gc_comdat_test.sh: New file.
3429 * testsuite/gc_comdat_test_1.cc: New file.
3430 * testsuite/gc_comdat_test_2.cc: New file.
3432 2009-05-19 Doug Kwan <dougkwan@google.com>
3434 * archive.cc (Archive::Archive): Move constructor from archive.h
3435 to here. Initialize no_export_.
3436 (Archive::get_elf_object_for_member): Set no_export flag of object.
3437 * archive.h (Archive::Archive): Move constructor body to
3439 (Archive::no_export): New method.
3440 (Archive::no_export_): New field.
3441 * object.h (Object::Object): Initialize no_export_ to false.
3442 (Object::no_export, Object::set_no_export): New methods.
3443 (Object::no_export_): New field.
3444 * options.cc (General_options::parse_exclude_libs): New method.
3445 (General_options::check_excluded_libs) Same.
3446 * options.h (exclude_libs): New option.
3447 (General_options::check_excluded_libs): New method declaration.
3448 (General_options::excluded_libs_): New field.
3449 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3450 default or protected visibility if an object has no-export flag set.
3451 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3452 (check_SCRIPTS): Add exclude_libs_test.sh.
3453 (check_DATA): Add exclude_libs_test.syms.
3454 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3455 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3456 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3457 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3458 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3459 libexclude_libs_test_2.a): New rules.
3460 * testsuite/Makefile.in: Regenerate.
3461 * testsuite/exclude_libs_test.c: New file.
3462 * testsuite/exclude_libs_test.sh: Ditto.
3463 * testsuite/exclude_libs_test_1.c: Ditto.
3464 * testsuite/exclude_libs_test_2.c: Ditto.
3466 2009-05-15 Ian Lance Taylor <iant@google.com>
3468 * configure.ac: Check for declarations for cases where libiberty.h
3469 checks HAVE_DECL_xxx.
3470 * configure, config.in: Rebuild.
3472 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3474 * gold.h (Incremental_argument_list): Remove (invalid) forward
3476 * incremental.cc (Incremental_inputs::report_achive): New method.
3477 (Incremental_inputs::report_object): New method.
3478 (Incremental_inputs::report_script): New method.
3479 (Incremental_inputs::finalize_inputs): New method.
3480 (Incremental_inputs::finalize): Call finalize_inputs().
3481 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3482 Create inputs entries.
3483 * incremental.h (Incremental_input_type): New enum.
3484 (Incremental_inputs::Incremental_input): Initialize new fields.
3485 (Incremental_inputs::report_inputs): New method.
3486 (Incremental_inputs::report_achive): New method.
3487 (Incremental_inputs::report_object): New method.
3488 (Incremental_inputs::report_script): New method.
3489 (Incremental_inputs::finalize_inputs): New method.
3490 (Incremental_inputs::Input_info): New struct.
3491 (Incremental_inputs::Input_info_map): New typedef.
3492 (Incremental_inputs::lock_): New field.
3493 (Incremental_inputs::Inputs_): New field.
3494 (Incremental_inputs::Inputs_map): New field.
3495 * main.cc (main): Call Incremental_input::report_inputs.
3496 * options.h (Input_argument_list): Typedef moved from
3498 (Input_file_group::Files): Remove, use ::Input_argument_list.
3499 (Input_file_group::Input_argument_list): Remove, use
3500 ::Input_argument_list.
3501 * plugin.cc (Plugin_manager::add_input_file): Add error in
3503 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3505 * script.cc (read_input_script): Call
3506 Incremental_input::report_script.
3507 * script.h (Script_info): New class.
3509 2009-04-27 Ian Lance Taylor <iant@google.com>
3511 * x86_64.cc (do_adjust_output_section): Set entsize to
3514 2009-04-23 Elliott Hughes <enh@google.com>
3516 * output.cc (Output_file::close): After short writes, continue
3517 writing from the correct offset in the buffer being written.
3519 2009-04-23 Chris Demetriou <cgd@google.com>
3521 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3522 * configure: Regenerate.
3523 * config.in: Regenerate.
3524 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3525 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3527 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3529 * incremental.cc (Incremental_inputs_header_data): Renamed from
3530 Incremental_input_header_data.
3531 (Incremental_inputs_header_data::data_size): New field.
3532 (Incremental_inputs_header_data::put_input_file_count): Renamed
3533 from input_file_count.
3534 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3535 from command_line_offset.
3536 (Incremental_inputs_header_data::put_reserved): Renamed from
3538 (Incremental_inputs_entry_data): Renamed from
3539 Incremental_input_entry_data.
3540 (Incremental_inputs_entry_data::data_size): New field.
3541 (Incremental_inputs::report_command_line): New method.
3542 (Incremental_inputs::finalize): New method.
3543 (Incremental_inputs::create_incremental_inputs_data): New method.
3544 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3545 * incremental.h: New file.
3546 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3547 (Layout::finalize): Create incremental inputs section in
3549 (Layout::create_incremental_info_sections): New method.
3550 * layout.h (Layout::incremental_inputs): New method.
3551 (Layout::create_incremental_info_sections): New method.
3552 (Layout::incremental_inputs_): New field.
3553 * main.cc (main): Notify Incremental_input of the command line.
3555 2009-04-01 Ian Lance Taylor <iant@google.com>
3556 Mikolaj Zalewski <mikolajz@google.com>
3558 * gold.h (reserve_unordered_map): Define, three versions, one for
3559 each version of Unordered_map.
3560 * layout.cc (Layout::Layout): Remove options parameter. Add
3561 number_of_input_files parameter. Don't initialize options_.
3562 Initialize number_of_input_files_ and resized_signatures_. Move
3563 sections_are_attached_.
3564 (Layout::layout_group): Reserve space for group_signatures_.
3565 (Layout::find_or_add_kept_section): Change name parameter to be a
3566 reference. Resize signatures_ map when it gets large enough.
3567 (Layout::layout_eh_frame): Use parameters->options() instead of
3569 (Layout::make_output_section): Likewise.
3570 (Layout::attach_allocated_section_to_segment): Likewise.
3571 (Layout::finalize, Layout::create_executable_stack): Likewise.
3572 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3573 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3574 * layout.h (class Layout): Update declarations. Remove options_
3575 field. Add number_of_input_files_ and resized_signatures_
3576 fields. Move sections_are_attached_ field.
3577 * main.cc (main): Pass number of input files to Layout
3578 constructor. Don't pass options.
3580 2009-03-30 Ian Lance Taylor <iant@google.com>
3582 * ffsll.c (ffsll): Correct implementation.
3584 2009-03-27 Ian Lance Taylor <iant@google.com>
3586 * ffsll.c: New file.
3587 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3588 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3589 * ftruncate.c (ftruncate): Declare before definition.
3590 * mremap.c (mremap): Likewise.
3591 * pread.c (pread): Likewise.
3592 * configure, Makefile.in, config.in: Rebuild.
3594 * mremap.c: New file.
3595 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3596 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3597 (mremap): Declare if HAVE_MREMAP is not defined.
3598 * configure, Makefile.in, config.in: Rebuild.
3600 2009-03-27 Cary Coutant <ccoutant@google.com>
3602 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3603 position independent.
3604 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3605 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3607 2009-03-24 Cary Coutant <ccoutant@google.com>
3609 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3611 (needs_dynamic_reloc): Likewise.
3613 2009-03-24 Ian Lance Taylor <iant@google.com>
3615 * yyscript.y (file_cmd): Recognize EXTERN.
3616 (extern_name_list, extern_name_list_body): New nonterminals.
3617 * script.cc (script_add_extern): Define.
3618 * script-c.h (script_add_extern): Declare.
3620 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3622 * object.cc (is_elf_object): Define.
3623 * object.h (is_elf_object): Declare.
3624 * archive.cc (Archive::get_elf_object_for_member): Call
3626 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3628 2009-03-24 Elliott Hughes <enh@google.com>
3630 * output.cc (Output_file::map_anonymous): Define.
3631 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3632 try an anonymous one. Report the size if the mmap fails.
3633 * output.h (class Output_file): Declare map_anonymous.
3635 2009-03-24 Ian Lance Taylor <iant@google.com>
3637 * target-select.cc (instantiate_target): Don't acquire the lock if
3638 the instantiated_target_ field has already been set.
3640 2009-03-23 Ian Lance Taylor <iant@google.com>
3642 * gold-threads.h (class Initialize_lock): Define.
3643 * gold-threads.cc (class Initialize_lock_once): Define.
3644 (initialize_lock_control): New static variable.
3645 (initialize_lock_pointer): New static variable.
3646 (initialize_lock_once): New static function.
3647 (Initialize_lock::Initialize_lock): Define.
3648 (Initialize_lock::initialize): Define.
3649 * target-select.h: Include "gold-threads.h".
3650 (class Target_selector): Add lock_ and initialize_lock_ fields.
3651 Don't define instantiate_target, just declare it.
3652 * target-select.cc (Target_selector::Target_selector): Initialize
3654 (Target_selector::instantiate_target): Define.
3655 * descriptors.h: Include "gold-threads.h".
3656 (class Descriptors): Add initialize_lock_ field.
3657 * descriptors.cc (Descriptors::Descriptors): Initialize new
3659 (Descriptors::open): Use initialize_lock_ field
3660 * errors.h (class Errors): Add initialize_lock_ field.
3661 * errors.cc (Errors::Errors): Initialize new field.
3662 (Errors::initialize_lock): Use initialize_lock_ field.
3663 * powerpc.cc (class Target_selector_powerpc): Remove
3664 instantiated_target_ field. In do_recognize call
3665 instantiate_target rather than do_instantiate_target. In
3666 do_instantiate_target just allocate a new target.
3667 * sparc.cc (class Target_selector_sparc): Likewise.
3669 * freebsd.h: New file.
3670 * i386.cc: Include "freebsd.h".
3671 (Target_i386): Derive from Target_freebsd rather than
3673 (Target_selector_i386): Derive from Target_selector_freebsd rather
3674 than Target_selector.
3675 * x86_64.cc: Include "freebsd.h".
3676 (Target_x86_64): Derive from Target_freebsd rather than
3678 (Target_selector_x86_64): Derive from Target_selector_freebsd
3679 rather than Target_selector.
3680 * target.h (class Target): Add adjust_elf_header and
3681 do_adjust_elf_header.
3682 * output.cc (Output_file_header:: do_sized_write): Call target
3683 adjust_elf_header routine.
3684 * configure.tgt: Set targ_osabi.
3685 * configure.ac: Define GOLD_DEFAULT_OSABI.
3686 * parameters.cc (Parameters::default_target): Pass
3687 GOLD_DEFAULT_OSABI to select_target.
3688 * target-select.h (class Target_selector): Make instantiate_target
3689 protected rather than private.
3690 * Makefile.am (HFILES): Add freebsd.h.
3691 * configure, Makefile.in, config.in: Rebuild.
3693 * merge.cc (do_add_input_section): Correct pend value. Change
3694 message about last entry not being null terminated from error to
3697 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3699 * incremental.cc: New file.
3700 * Makefile.am (CCFILES): Add incremental.cc.
3701 * Makefile.in: Rebuild.
3703 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3705 * layout.cc (Layout::output_section_name): Preserve names
3706 of '.note.' sections.
3708 2009-03-19 Ian Lance Taylor <iant@google.com>
3710 * descriptors.cc (Descriptors::open): Check that the options are
3711 valid before using them.
3713 2009-03-18 Ian Lance Taylor <iant@google.com>
3715 * script-sections.h: Include <list>.
3716 (class Script_sections): Change Sections_elements from std::vector
3717 to std::list. Typedef public Elements_iterator. Add
3718 orphan_section_placement_, data_segment_align_start_, and
3719 saw_data_segment_align_ fields. Remove data_segment_align_index_
3721 * script-sections.cc (class Orphan_section_placement): New class.
3722 (class Sections_element): Add virtual functions is_relro and
3723 orphan_section_init. Remove virtual function place_orphan_here.
3724 (class Output_section_definition): Add is_relro and
3725 orphan_section_init. Remove place_orphan_here.
3726 (class Orphan_output_section): Likewise.
3727 (Script_sections::Script_sections): Update for field changes.
3728 (Script_sections::data_segment_align): Set saw_data_segment_align_
3729 and data_segment_align_start_, not data_segment_align_index.
3730 (Script_sections::data_segment_relro_end): Check
3731 saw_data_segment_align_. Use data_segment_align_start_ rather
3732 than data_segment_align_index_.
3733 (Script_sections::place_orphan): Rewrite to use
3734 Orphan_section_placement.
3736 2009-03-17 Ian Lance Taylor <iant@google.com>
3738 * archive.cc (Archive::add_symbols): Check for a version attached
3739 to the symbol name in the archive map.
3740 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3741 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3742 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3743 (ver_test_11.a): New target.
3744 * testsuite/Makefile.in: Rebuild.
3746 * configure.ac: Check for chsize and posix_fallocate. Replace
3748 * ftruncate.c: New file, from gnulib.
3749 * output.cc (posix_fallocate): Define dummy version if not
3750 HAVE_POSIX_FALLOCATE.
3751 (Output_file::map): Call posix_fallocate rather than lseek and
3753 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3754 * configure, Makefile.in, config.in: Rebuild.
3756 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3758 * layout.h (Layout::create_note): Add section_name parameter.
3759 * layout.cc (Layout::create_note): Likewise.
3760 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3762 2009-03-17 Ian Lance Taylor <iant@google.com>
3764 * descriptors.cc: Include "options.h".
3765 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3766 (Descriptors::open): Always use O_CLOEXEC when opening a new
3767 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3768 then set FD_CLOEXEC.
3770 * sparc.cc (class Target_sparc): Add has_got_section.
3771 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3772 make sure we have a GOT section.
3774 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3775 (Target_sparc::Scan::local): Likewise.
3776 (Target_sparc::Scan::global): Likewise.
3777 (Target_sparc::Relocate::relocate): Likewise.
3778 (Target_sparc::Relocate::relocate_tls): Likewise.
3780 * symtab.cc (Symbol_table::define_default_version): New function,
3781 broken out of add_from_object.
3782 (Symbol_table::add_from_object): Call define_default_version.
3783 (Symbol_table::define_special_symbol): Add resolve_oldsym
3784 parameter. Change all callers. If the version for a symbol comes
3785 from a version script, resolve it with the symbol with the same
3786 name with no version. Also add the symbol without a version if
3788 (do_define_in_output_data): If resolving with oldsym, don't delete
3790 (do_define_in_output_segment): Likewise.
3791 (do_define_as_constant): Likewise.
3792 * symtab.h (class Symbol_table): Update declarations.
3794 2009-03-13 Ian Lance Taylor <iant@google.com>
3796 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3797 (Read_symbols::requeue): New function.
3798 (Read_symbols::do_read_symbols): If make_elf_object fails because
3799 the target type is not configured, and the file was searched for,
3800 issue a warning and retry with the next directory.
3801 (Add_symbols::run): If the file has an incompatible format, and
3802 it was searched for, requeue the Read_symbols task. On error,
3804 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3805 dirindex parameter to constructor. Change all callers. Declare
3806 incompatible_warning and requeue.
3807 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3808 input_argument_ and input_group_ fields. Add them to
3809 constructor. Change all callers.
3810 (class Read_script): Add dirindex_ field. Add it to constructor.
3812 * archive.cc (Archive::setup): Remove input_objects parameter.
3814 (Archive::get_file_and_offset): Likewise.
3815 (Archive::read_all_symbols): Likewise.
3816 (Archive::read_symbols): Likewise.
3817 (Archive::get_elf_object_for_member): Remove input_objects
3818 parameter. Add punconfigured parameter. Change all callers.
3819 (Archive::add_symbols): Change return type to bool. Check return
3820 value of include_member.
3821 (Archive::include_all_members): Likewise.
3822 (Archive::include_member): Change return type to bool. Return
3823 false if first included object has incompatible target. Set
3824 included_member_ field.
3825 (Add_archive_symbols::run): If add_symbols returns false, requeue
3827 * archive.h (class Archive): Add included_member_ field.
3828 Initialize it in constructor. Add input_file and searched_for
3829 methods. Update declarations.
3830 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3831 input_argument_ fields. Add them to constructor. Change all
3833 * script.cc: Include "target-select.h".
3834 (class Parser_closure): Add skip_on_incompatible_target_ and
3835 found_incompatible_target_ fields. Add
3836 skip_on_incompatible_target parameter to constructor. Change all
3837 callers. Add methods skip_on_incompatible_target,
3838 clear_skip_on_incompatible_target, found_incompatible_target, and
3839 set_found_incompatible_target.
3840 (read_input_script): Add dirindex parameter. Change all callers.
3841 If parser finds an incompatible target, requeue Read_symbols
3843 (script_set_symbol): Clear skip_on_incompatible_target in
3845 (script_add_assertion, script_parse_option): Likewise.
3846 (script_start_sections, script_add_phdr): Likewise.
3847 (script_check_output_format): New function.
3848 * script.h (read_input_script): Update declaration.
3849 * script-c.h (script_check_output_format): Declare.
3850 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3851 (ignore_cmd): Remove OUTPUT_FORMAT.
3852 * fileread.cc (Input_file::Input_file): Add explicit this.
3853 (Input_file::will_search_for): New function.
3854 (Input_file::open): Add pindex parameter. Change all callers.
3855 * fileread.h (class Input_file): Add input_file_argument method.
3856 Declare will_search_for. Update declarations.
3857 * object.cc (make_elf_object): Add punconfigured parameter.
3859 * object.h (class Object): Make input_file public. Add
3860 searched_for method.
3861 (make_elf_object): Update declaration.
3862 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3864 * dirsearch.h (class Dirsearch): Update declaration.
3865 * options.h (class General_options): Add --warn-search-mismatch.
3866 * parameters.cc (Parameters::is_compatible_target): New function.
3867 * parameters.h (class Parameters): Declare is_compatible_target.
3868 * workqueue.cc (Workqueue::add_blocker): New function.
3869 * workqueue.h (class Workqueue): Declare add_blocker.
3871 * fileread.cc (Input_file::open): Remove options parameter.
3873 (Input_file::open_binary): Likewise.
3874 * script.cc (read_input_script): Likewise.
3875 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3876 options parameter from constructor. Change all callers.
3877 (class Read_script): Likewise.
3878 * fileread.h (class Input_file): Update declarations.
3879 * script.h (read_input_script): Update declaration.
3881 2009-03-10 Nick Clifton <nickc@redhat.com>
3883 * po/es.po: New Spanish translation.
3885 2009-03-06 Cary Coutant <ccoutant@google.com>
3887 * options.cc (parse_short_option): Keep dash_z from registering itself.
3889 2009-03-03 Ian Lance Taylor <iant@google.com>
3892 * target-reloc.h (relocate_section): Pass output_section to
3894 * i386.cc (Target_i386::should_apply_static_reloc): Add
3895 output_section parameter. Change all callers.
3896 (Target_i386::Relocate::relocate): Add output_section parameter.
3897 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3898 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3899 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3900 * testsuite/two_file_shared.sh: New script.
3901 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3902 (check_DATA): Add two_file_shared.dbg.
3903 (two_file_shared.dbg): New target.
3904 * testsuite/Makefile.in: Rebuild.
3906 2009-03-01 Ian Lance Taylor <iant@google.com>
3908 * configure.ac: Check for byteswap.h.
3909 * configure: Rebuild.
3910 * config.in: Rebuild.
3912 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3914 * layout.cc (Layout::find_or_add_kept_section): New function.
3915 (Layout::add_comdat): Removed.
3916 * layout.h (struct Kept_section): Move out of class Layout.
3917 Remove trailing underscores from field names. Add group_sections
3918 field. Rename group_ field to is_group. Change all uses.
3919 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3920 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3921 comdat_groups_ field.
3922 (Sized_relobj::include_section_group): Use
3923 find_or_add_kept_section and Kept_section::group_sections.
3924 (Sized_relobj::include_linkonce_section): Likewise.
3925 * object.cc (class Sized_relobj): Don't define Comdat_group or
3926 Comdat_group_table. Remove find_comdat_group and
3927 add_comdat_group. Remove comdat_groups_ field.
3928 * plugin.cc (include_comdat_group): Use
3929 Layout::find_or_add_kept_section.
3931 2009-02-28 Ian Lance Taylor <iant@google.com>
3933 * README: --gc-sections and map files are now supported. Document
3934 some build requirements.
3937 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3938 relocatable link set the value of the section symbol to zero.
3939 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3940 relocatable link don't include the section address in the local
3943 2009-02-27 Ian Lance Taylor <iant@google.com>
3946 * options.h (class Search_directory): Add is_system_directory.
3947 (class General_options): Declare is_in_system_directory.
3948 * options.cc (get_relative_sysroot): Make static.
3949 (get_default_sysroot): Make static.
3950 (General_optoins::is_in_system_directory): New function.
3951 * fileread.cc (Input_file::is_in_system_directory): New function.
3952 * fileread.h (class Input_file): Declare is_in_system_directory.
3953 * object.h (class Object): Add is_in_system_directory.
3954 (class Input_objects): Remove system_library_directory_ field.
3955 * object.cc (Input_objects::add_object): Don't set
3956 system_library_directory_.
3957 (input_objects::found_in_system_library_directory): Remove.
3958 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3959 parameter. Change all callers.
3960 (Symbol_table::sized_write_globals): Likewise.
3961 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3962 Call Object::is_in_system_directory.
3963 * symtab.h (class Symbol_table): Update declarations.
3966 * descriptors.h (Open_descriptor): Add is_on_stack field.
3967 * descriptors.cc (Descriptors::open): If the descriptor is on the
3968 top of the stack, remove it. Initialize is_on_stack field.
3969 (Descriptors::release): Only add pod to stack if it is not on the
3971 (Descriptors::close_some_descriptor): Clear stack_next and
3975 * output.cc (Output_section::find_starting_output_address): Rename
3976 from starting_output_address; add PADDR parameter; change return
3978 * output.h (class Output_section): Declare
3979 find_starting_output_address instead of starting_output_address.
3980 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3981 section symbol for which we can't find a merge section.
3984 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3985 hidden or internal, force the symbol to be local.
3986 * resolve.cc (Symbol::override_visibility): Define.
3987 (Symbol::override_base): Use override_visibility.
3988 (Symbol_table::resolve): Likewise.
3989 (Symbol::override_base_with_special): Likewise.
3990 (Symbol_table::override_with_special): If the visibility is hidden
3991 or internal, force the symbol to be local.
3992 * symtab.h (class Symbol): Add set_visibility and
3993 override_visibility.
3994 * testsuite/ver_test_1.sh: New file.
3995 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3996 (check_DATA): Add ver_test_1.syms.
3997 (ver_test_1.syms): New target.
3998 * testsuite/Makefile.in: Rebuild.
4000 2009-02-25 Cary Coutant <ccoutant@google.com>
4002 * layout.cc (Layout::choose_output_section): Don't rename sections
4003 when using a linker script that has a SECTIONS clause.
4004 * Makefile.in: Regenerate.
4006 * testsuite/Makefile.am (script_test_5.sh): New test case.
4007 * testsuite/Makefile.in: Regenerate.
4008 * testsuite/script_test_5.cc: New file.
4009 * testsuite/script_test_5.sh: New file.
4010 * testsuite/script_test_5.t: New file.
4012 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4014 * archive.cc (Archive::include_member): Update calls to add_symbols.
4015 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4016 the Layout argument.
4017 * dynobj.h (do_add_symbols): Add the Layout argument.
4018 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4020 * object.h (Object::add_symbols): Add the Layout argument.
4021 (Object::do_add_symbols): Add the Layout argument.
4022 (Sized_relobj::do_add_symbols): Add the Layout argument.
4023 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4024 Unify the two versions.
4025 (Add_plugin_symbols): Remove.
4026 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4027 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4028 (Add_plugin_symbols): Remove.
4029 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4030 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4031 (Add_symbols::run): Make it work with Pulginobj.
4033 2009-02-06 Ian Lance Taylor <iant@google.com>
4035 * object.cc (Sized_relobj::do_layout): Make info message start
4036 with lower case letter.
4038 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4040 * binary.cc: Fix file comment.
4042 * options.h (enum Incremental_disposition): Define.
4043 (class General_options): Add new options: --incremental,
4044 --incremental_changed, --incremental_unchanged,
4045 --incremental_unknown. Add incremental_disposition_ and
4046 implicit_incremental_ fields.
4047 (General_options::incremental_disposition): New function.
4048 (class Position_dependent_options): Add incremental_disposition
4050 (Position_dependent_options::copy_from_options): Set incremental
4052 * options.cc (General_options::parse_incremental_changed): New
4054 (General_options::parse_incremental_unchanged): New function.
4055 (General_options::parse_incremental_unknown): New function.
4056 (General_options::General_options): Initialize new fields
4057 incremental_disposition_ and implicit_incremental_.
4058 (General_options::finalize): Check for uasge of --incremental-*
4059 without --incremental.
4061 2009-02-06 Chris Demetriou <cgd@google.com>
4063 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4064 pointer and to report location as the file name associated with
4066 (gold_undefined_symbol_at_location): New function to replace the
4067 old gold_undefined_symbol functionality.
4068 * target-reloc.h (relocate_section): Update to use
4069 gold_undefined_symbol_at_location.
4070 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4071 Call gold_undefined_symbol function rather than gold_error.
4072 * errors.h (Errors::undefined_symbol): Take location as a
4073 string, rather than calculating it from a relocation.
4074 * errors.cc (Errors::fatal): Print "fatal error:" before the
4076 (Errors::error, Errors::error_at_location): Print "error: "
4077 before the formatted message.
4078 (Errors::undefined_symbol): Take location as a string, rather
4079 than calculating it from a relocation.
4080 (gold_undefined_symbol_at_location): New function akin to
4081 old gold_undefined_symbol, calculates location from relocation.
4082 (gold_undefined_symbol): Change to take only a Symbol pointer
4083 and to report location as the file name associated with the symbol.
4084 * testsuite/debug_msg.sh: Update for changed error messages.
4085 * testsuite/undef_symbol.sh: Likewise.
4087 2009-02-04 Duncan Sands <baldrick@free.fr>
4090 * reduced_debug_output.h
4091 (Output_reduced_debug_abbrev_section::failed): Use format for
4093 (Output_reduced_debug_info_section::faild): Likewise.
4095 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4097 * script.cc (Lazy_demangler): New class.
4098 (Version_script_info::get_symbol_version_helper): Demangle a
4101 2009-01-29 Cary Coutant <ccoutant@google.com>
4103 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4105 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4107 2009-01-28 Ian Lance Taylor <iant@google.com>
4109 * version.cc (version_string): Bump to 1.9.
4111 * gold.h: Include <cstring> and <stdint.h>.
4112 * version.cc: Include <cstdio>.
4113 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4115 * reduced_debug_output.cc (insert_into_vector): Rename from
4116 Insert_into_vector; change all callers. Use Swap_unaligned to
4117 avoid aliasing issue; remove union since it is unnecessary.
4119 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4121 * Makefile.am (CCFILES): Add gc.cc.
4123 * Makefile.in: Regenerate.
4124 * gold.cc (Gc_runner): New class.
4125 (queue_initial_tasks): Call garbage collection related tasks
4126 when corresponding options are invoked.
4127 (queue_middle_gc_tasks): New function.
4128 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4129 processed early before laying out sections during garbage collection.
4130 * gold.h (queue_middle_gc_tasks): New function.
4131 (is_prefix_of): Move from "layout.cc".
4132 * i386.cc (Target_i386::gc_process_relocs): New function.
4133 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4134 * main.cc (main): Create object of class "Garbage_collection".
4135 * object.cc (Relobj::copy_symbols_data): New function.
4136 (Relobj::is_section_name_included): New function.
4137 (Sized_relobj::do_layout): Allow this function to be called twice
4138 during garbage collection and defer layout of section during the
4140 * object.h (Relobj::get_symbols_data): New function.
4141 (Relobj::is_section_name_included): New function.
4142 (Relobj::copy_symbols_data): New function.
4143 (Relobj::set_symbols_data): New function.
4144 (Relobj::get_relocs_data): New function.
4145 (Relobj::set_relocs_data): New function.
4146 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4147 (Relobj::gc_process_relocs): New function.
4148 (Relobj::do_gc_process_relocs): New pure virtual function.
4149 (Relobj::sd_): New data member.
4150 (Sized_relobj::is_output_section_offset_invalid): New function.
4151 (Sized_relobj::do_gc_process_relocs): New function.
4152 * options.h (General_options::gc_sections): Modify to not be a no-op.
4153 (General_options::print_gc_sections): New option.
4154 * plugin.cc (Plugin_finish::run): Remove function call to
4155 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4156 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4157 * reloc.cc (Read_relocs::run): Add task to process relocs and
4158 determine unreferenced sections when doing garbage collection.
4159 (Gc_process_relocs): New class.
4160 (Sized_relobj::do_gc_process_relocs): New function.
4161 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4162 sections that are garbage collected.
4163 * reloc.h (Gc_process_relocs): New class.
4164 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4165 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4166 symbols whose corresponding sections are garbage collected.
4167 (Symbol_table::Symbol_table): Add new parameter for the garbage
4169 (Symbol_table::gc_mark_undef_symbols): New function.
4170 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4171 (Symbol_table::gc_mark_dyn_syms): New function.
4172 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4174 (Symbol_table::add_from_object): Likewise.
4175 (Symbol_table::add_from_relobj): When building shared objects, do not
4176 treat externally visible symbols as garbage.
4177 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4178 table information for static and relocatable links.
4179 * symtab.h (Symbol_table::set_gc): New function.
4180 (Symbol_table::gc): New function.
4181 (Symbol_table::gc_mark_undef_symbols): New function.
4182 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4183 (Symbol_table::gc_mark_dyn_syms): New function.
4184 (Symbol_table::gc_): New data member.
4185 * target.h (Sized_target::gc_process_relocs): New pure virtual
4187 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4188 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4190 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4192 * options.h (General_options::gc_sections): Define as a no-op for now.
4193 (General_options::no_keep_memory): Ditto.
4194 (General_options::Bshareable): Define.
4195 * options.cc (General_options::finalize): Honor -Bshareable.
4197 2009-01-20 Andreas Schwab <schwab@suse.de>
4199 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4200 read the value in the contents, since we don't use it. Use the
4201 template endianness when writing.
4202 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4204 2009-01-19 Andreas Schwab <schwab@suse.de>
4206 * configure.tgt (powerpc64-*): Fix targ_obj.
4208 2009-01-15 Ian Lance Taylor <iant@google.com>
4210 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4211 local symbols when stripping all symbols.
4213 2009-01-14 Cary Coutant <ccoutant@google.com>
4215 * output.cc (Output_reloc): Add explicit instantiations.
4217 2009-01-14 Cary Coutant <ccoutant@google.com>
4219 * archive.cc (Archive::get_elf_object_for_member): Remove call
4220 to File_read::claim_for_plugin.
4221 * descriptors.cc (Descriptors::open): Remove reference to
4223 (Descriptors::claim_for_plugin): Remove.
4224 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4225 (Descriptors::is_claimed): Remove.
4226 (claim_descriptor_for_plugin): Remove.
4227 * fileread.cc (File_read::claim_for_plugin): Remove.
4228 * fileread.h (File_read::claim_for_plugin): Remove.
4229 (File_read::descriptor): Reopen descriptor if necessary.
4230 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4231 (Plugin_manager::all_symbols_read): Add task parameter. Change
4233 (Plugin_manager::get_input_file): New function.
4234 (Plugin_manager::release_input_file): New function.
4235 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4236 corresponding data member.
4237 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4238 and pass to base constructor. Change all callers.
4239 (get_input_file, release_input_file): New functions.
4240 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4241 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4242 (Plugin_manager::all_symbols_read): Add task parameter.
4243 (Plugin_manager::get_input_file): New function.
4244 (Plugin_manager::release_input_file): New function.
4245 (Plugin_manager::task_): New data member.
4246 (Pluginobj::Pluginobj): Add filesize parameter.
4247 (Pluginobj::filename): New function.
4248 (Pluginobj::descriptor): New function.
4249 (Pluginobj::filesize): New function.
4250 (Pluginobj::filesize_): New data member.
4251 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4252 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4253 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4255 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4256 with archive libraries.
4257 * testsuite/Makefile.in: Regenerate.
4258 * testsuite/plugin_test.c (struct sym_info): New type.
4259 (get_input_file, release_input_file): New static variables.
4260 (onload): Capture new transfer vector entries.
4261 (claim_file_hook): Stop reading at end of file according to filesize.
4262 Factor out parsing of readelf output into separate function.
4263 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4264 APIs and get the source file name from the symbol table. Convert
4265 source file name to corresponding object file name. Print info
4266 message when adding new input files.
4267 (parse_readelf_line): New function.
4268 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4269 * testsuite/plugin_test_2.sh: Likewise.
4270 * testsuite/plugin_test_3.sh: Likewise.
4271 * testsuite/plugin_test_4.sh: New test case.
4273 2009-01-07 Ian Lance Taylor <iant@google.com>
4275 * version.cc (version_string): Bump to 1.8.
4277 2008-12-23 Cary Coutant <ccoutant@google.com>
4279 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4280 * plugin.cc (Plugin_manager::finish): Rename as
4281 layout_deferred_objects. Move cleanup to separate function.
4282 (Plugin_manager::cleanup): New function.
4283 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4285 * plugin.h (Plugin_manager::finish): Rename as
4286 layout_deferred_objects.
4287 (Plugin_manager::cleanup): New function.
4288 (Plugin_manager::cleanup_done): New field.
4290 2008-12-23 Cary Coutant <ccoutant@google.com>
4292 * plugin.cc (is_visible_from_outside): New function.
4293 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4294 so we don't return "IR only" status for exported symbols or -r links.
4296 * testsuite/Makefile.am (plugin_test_3): New test case.
4297 * testsuite/Makefile.in: Regenerate.
4298 * testsuite/plugin_test_3.sh: New file.
4300 2008-12-22 Cary Coutant <ccoutant@google.com>
4302 * object.cc (Sized_relobj::layout_section): New function.
4303 (Sized_relobj::do_layout): Defer layout of input sections until after
4304 plugin has provided replacement files.
4305 (Sized_relobj::do_layout_deferred_sections): New function.
4306 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4307 (Relobj::layout_deferred_sections): New function.
4308 (Relobj::do_layout_deferred_sections): New function.
4309 (Sized_relobj::do_layout_deferred_sections): New function.
4310 (Sized_relobj::layout_section): New function.
4311 (Sized_relobj::Deferred_layout): New structure.
4312 (Sized_relobj::deferred_layout_): New field.
4313 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4314 Change all callers. Layout deferred sections.
4315 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4317 (Plugin_hook::run): Move code from do_plugin_hook inline.
4318 (Plugin_hook::do_plugin_hook): Remove.
4319 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4320 (Plugin_manager::finish): Renamed, was cleanup.
4321 (Plugin_manager::should_defer_layout): New function.
4322 (Plugin_manager::add_deferred_layout_object): New function.
4323 (Plugin_manager::Deferred_layout_list): New type.
4324 (Plugin_manager::deferred_layout_objects_): New field.
4325 (Plugin_hook::do_plugin_hook): Remove.
4327 2008-12-17 Ian Lance Taylor <iant@google.com>
4329 * options.h (class General_options): Add --no case for
4332 2008-12-16 Cary Coutant <ccoutant@google.com>
4334 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4336 (Plugin_manager::claim_file): Create plugin object even if
4337 plugin did not call the add_symbols callback.
4338 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4339 asking for more symbols than were added.
4340 * testsuite/Makefile.am (plugin_test_1): Add test case with
4342 (empty.syms): New target.
4343 * testsuite/Makefile.in: Regenerate.
4344 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4345 message. Don't call add_symbols if no globals.
4346 (all_symbols_read_hook): Don't provide replacement for empty
4349 2008-12-12 Ian Lance Taylor <iant@google.com>
4351 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4352 r_type == 0 for a local symbol with r_sym == 0.
4353 (scan_relocatable_relocs): Pass r_sym to
4354 local_non_section_strategy.
4355 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4358 * configure.ac: Update test for TLS descriptors: they are
4359 supported as of glibc 2.9.
4360 * configure: Rebuild.
4362 2008-12-11 Ian Lance Taylor <iant@google.com>
4365 * target-reloc.h (Default_scan_relocatable_relocs): For each
4366 function, map r_type == 0 to RELOC_DISCARD.
4368 2008-12-10 Cary Coutant <ccoutant@google.com>
4370 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4371 object to override a kept COMDAT group from a plugin object.
4373 2008-12-09 Ian Lance Taylor <iant@google.com>
4376 * yyscript.y (file_cmd): Handle INPUT.
4378 * testsuite/initpri1.c: Change all declarations to be full
4379 prototypes by adding void, to avoid compiler warnings.
4381 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4383 * options.cc (General_options::parse_plugin_opt): New.
4384 (General_options::add_plugin): The argument now is just the filename.
4385 (General_options::add_plugin_option): New.
4386 * options.h (plugin_opt): New.
4387 (add_plugin): Change argument name.
4388 (add_plugin_option): New.
4389 * plugin.cc (Plugin::load): Don't parse the plugin option.
4390 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4391 (Plugin::add_option): New.
4392 (Plugin::args_): Change type.
4393 (Plugin::filename_): New.
4394 (Plugin_manager::add_plugin_option): New.
4395 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4396 * testsuite/Makefile.in: Regenerate.
4398 2008-12-05 Cary Coutant <ccoutant@google.com>
4400 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4401 Handle --strip-lto-sections option.
4402 * options.h (strip_lto_sections): New option.
4404 2008-12-01 Cary Coutant <ccoutant@google.com>
4406 * plugin.cc (ld_plugin_message): Change format parameter to const.
4407 Fix mismatch between new[] and delete.
4409 2008-11-14 Cary Coutant <ccoutant@google.com>
4411 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4414 2008-11-05 Craig Silverstein <csilvers@google.com>
4416 * options.cc (General_options::parse_dynamic_list): New function.
4417 * options.h (General_options): New flags dynamic_list,
4418 dynamic_list_data, dynamic_list_cpp_new, and
4419 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4420 (General_options::in_dynamic_list): New function.
4421 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4422 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4423 (Lex::can_continue_name): Likewise.
4425 (read_script_file): New parameter script_options.
4426 (read_dynamic_list): New function.
4427 (Script_options::define_dynamic_list): New function.
4428 (dynamic_list_keyword_parsecodes): New variable.
4429 (dynamic_list_keywords): New variable.
4430 * script.h (Script_options::define_dynamic_list): New function
4432 (read_dynamic_list): New function prototype.
4433 * symtab.cc (strprefix): New macro.
4434 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4435 dynamic_list_data, dynamic_list_cpp_new, and
4436 dynamic_list_cpp_typeinfo.
4437 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4438 (dynamic_list_expr): New rule.
4439 (dynamic_list_nodes): Likewise.
4440 (dynamic_list_node): Likewise.
4441 * testsuite/Makefile.am (dynamic_list): New test.
4442 * testsuite/Makefile.in: Regenerated.
4443 * testsuite/dynamic_list.t: New file.
4444 * testsuite/dynamic_list.sh: New file.
4446 2008-11-05 Craig Silverstein <csilvers@google.com>
4448 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4449 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4450 (t11_last): Likewise.
4451 * testsuite/ver_test_6.c (main): Likewise.
4453 2008-10-07 Cary Coutant <ccoutant@google.com>
4455 * options.c (General_options::finalize): Add check for -static and
4457 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4460 2008-10-02 Cary Coutant <ccoutant@google.com>
4462 * plugin.cc (make_sized_plugin_object): Fix conditional
4463 compilation to work when not all targets are enabled.
4465 2008-09-29 Cary Coutant <ccoutant@google.com>
4467 * archive.cc (Archive::get_file_and_offset): Use filename instead
4468 of name to get library path.
4469 (Archive::include_member): Unlock external member of a thin archive.
4471 * testsuite/Makefile.am (TEST_AR): New variable.
4472 (thin_archive_test_1): New test.
4473 (thin_archive_test_2): New test.
4474 * testsuite/Makefile.in: Regenerate.
4475 * testsuite/thin_archive_main.cc: New file.
4476 * testsuite/thin_archive_test_1.cc: New file.
4477 * testsuite/thin_archive_test_2.cc: New file.
4478 * testsuite/thin_archive_test_3.cc: New file.
4479 * testsuite/thin_archive_test_4.cc: New file.
4481 2008-09-29 Cary Coutant <ccoutant@google.com>
4483 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4484 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4486 (Sized_relobj::do_finalize_local_symbols): Likewise.
4487 (Sized_relobj::map_to_kept_section): Likewise.
4488 * object.h (Sized_relobj::invalid_address): New constant.
4489 (Sized_relobj::do_output_section_offset): Check for invalid_address
4491 * output.cc (Output_reloc::local_section_offset): Use constant
4492 invalid_address instead of -1U.
4493 (Output_reloc::get_address): Likewise.
4494 (Output_section::output_address): Change -1U to -1ULL.
4495 * output.h (Output_reloc::invalid_address): New constant.
4496 * reloc.cc (Sized_relobj::write_sections): Use constant
4497 invalid_address instead of -1U.
4498 (Sized_relobj::relocate_sections): Likewise.
4499 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4500 values for merge sections.
4501 * target-reloc.h (relocate_for_relocatable): Use constant
4502 invalid_address instead of -1U.
4504 2008-09-19 Cary Coutant <ccoutant@google.com>
4506 Add plugin functionality for link-time optimization (LTO).
4507 * configure.ac (plugins): Add --enable-plugins option.
4508 * configure: Regenerate.
4509 * config.in: Regenerate.
4510 * Makefile.am (LIBDL): New variable.
4511 (CCFILES): Add plugin.cc.
4512 (HFILES): Add plugin.h.
4513 (ldadd_var): Add LIBDL.
4514 * Makefile.in: Regenerate.
4516 * archive.cc: Include "plugin.h".
4517 (Archive::setup): Don't preread archive symbols when using a plugin.
4518 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4519 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4521 (Archive::include_member): Add symbols from plugin objects.
4522 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4523 * descriptors.cc (Descriptors::open): Check for file descriptors
4524 abandoned by plugins.
4525 (Descriptors::claim_for_plugin): New function.
4526 * descriptors.h (Descriptors::claim_for_plugin): New function.
4527 (Open_descriptor::is_claimed): New field.
4528 (claim_descriptor_for_plugin): New function.
4529 * fileread.cc (File_read::claim_for_plugin): New function.
4530 * fileread.h (File_read::claim_for_plugin): New function.
4531 (File_read::descriptor): New function.
4532 * gold.cc: Include "plugin.h".
4533 (queue_initial_tasks): Add task to call plugin hooks for generating
4535 * main.cc: Include "plugin.h".
4536 (main): Load plugin libraries.
4537 * object.h (Pluginobj): Declare.
4538 (Object::pluginobj): New function.
4539 (Object::do_pluginobj): New function.
4540 (Object::set_target): New function.
4541 * options.cc: Include "plugin.h".
4542 (General_options::parse_plugin): New function.
4543 (General_options::General_options): Initialize plugins_ field.
4544 (General_options::add_plugin): New function.
4545 * options.h (Plugin_manager): Declare.
4546 (General_options): Add --plugin option.
4547 (General_options::has_plugins): New function.
4548 (General_options::plugins): New function.
4549 (General_options::add_plugin): New function.
4550 (General_options::plugins_): New field.
4551 * plugin.cc: New file.
4552 * plugin.h: New file.
4553 * readsyms.cc: Include "plugin.h".
4554 (Read_symbols::do_read_symbols): Check for archive before checking
4555 for ELF file. Call plugin hooks to claim files.
4556 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4557 from a real object file; force override when processing replacement
4559 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4560 (Symbol::init_base_object): Likewise.
4561 (Symbol::init_base_output_data): Likewise.
4562 (Symbol::init_base_output_segment): Likewise.
4563 (Symbol::init_base_constant): Likewise.
4564 (Symbol::init_base_undefined): Likewise.
4565 (Symbol::output_section): Assert that object is not a plugin.
4566 (Symbol_table::add_from_pluginobj): New function.
4567 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4569 (Symbol_table::sized_write_globals): Likewise.
4570 (Symbol_table::add_from_pluginobj): Instantiate template.
4571 * symtab.h (Sized_pluginobj): Declare.
4572 (Symbol::in_real_elf): New function.
4573 (Symbol::set_in_real_elf): New function.
4574 (Symbol::in_real_elf_): New field.
4575 (Symbol_table::add_from_pluginobj): New function.
4577 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4578 (LIBDL): New variable.
4580 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4581 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4582 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4583 (MOSTLYCLEANFILES): Likewise.
4584 * testsuite/Makefile.in: Regenerate.
4585 * testsuite/plugin_test.c: New file.
4586 * testsuite/plugin_test_1.sh: New file.
4587 * testsuite/plugin_test_2.sh: New file.
4589 2008-09-16 Ian Lance Taylor <iant@google.com>
4591 * target-reloc.h (relocate_section): Check whether a symbol is
4592 defined by the ABI before reporting an undefined symbol error.
4593 * target.h (Target::is_defined_by_abi): Make parameter const.
4594 (Target::do_is_defined_by_abi): Likewise.
4595 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4596 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4597 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4598 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4599 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4600 * testsuite/Makefile.in: Rebuild.
4602 * fileread.cc (make_view): Add casts to avoid warning.
4604 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4606 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4607 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4609 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4611 * options.h (General_options::output_is_executable): New.
4612 (General_options::output_is_pie): New.
4613 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4614 for shared libraries.
4615 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4617 2008-09-11 Chris Demetriou <cgd@google.com>
4619 * options.h (origin): New -z option.
4620 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4621 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4624 2008-09-05 Cary Coutant <ccoutant@google.com>
4626 * fileread.cc (File_read::make_view): Add check for attempt to map
4629 2008-09-05 Cary Coutant <ccoutant@google.com>
4631 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4632 explicit instantiations.
4634 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4637 * options.cc (General_options::finalize): Allow undefined symbols
4638 in shlibs if linking -shared.
4641 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4642 symbols as not needing a dynsym entry.
4644 2008-08-20 Craig Silverstein <csilvers@google.com>
4646 * fileread.cc (File_read::open): Do not lock the file unless it
4647 was successfully opened.
4649 2008-08-14 Cary Coutant <ccoutant@google.com>
4651 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4652 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4653 * testsuite/tls_test.cc (struct int128): 128-bit struct
4654 for testing TLS relocs with non-zero addend.
4655 (v12): New TLS variable.
4657 (t_last): Add check for v12.
4658 * testsuite/tls_test.h (t12): New function.
4659 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4661 2008-08-13 Ian Lance Taylor <iant@google.com>
4663 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4664 set tls_segment_ or relro_segment_.
4665 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4667 * output.h (Output_section::clear_is_relro): New function.
4668 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4669 sections specially even when output_data_ is empty.
4670 (Output_segment::maximum_alignment): When first section is relro,
4671 only force alignment for PT_LOAD segments.
4672 * script.cc (script_data_segment_align): New function.
4673 (script_data_segment_relro_end): New function.
4674 * script-c.h (script_data_segment_align): Declare.
4675 (script_data_segment_relro_end): Declare.
4676 * script-sections.h (class Script_sections): Declare
4677 data_segment_align and data_segment_relro_end. Add fields
4678 segment_align_index_ and saw_relro_end_.
4679 * script-sections.cc (class Sections_element): Add set_is_relro
4680 virtual function. Add new bool* parameter to place_orphan_here.
4681 Add get_output_section virtual function.
4682 (class Output_section_definition): Add set_is_relro. Add new
4683 bool* parameter to place_orphan_here. Add get_output_section.
4684 Add is_relro_ field.
4685 (Output_section_definition::Output_section_definition): Initialize
4686 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4687 and is_relro_ fields.
4688 (Output_section_definition::place_orphan_here): Add is_relro
4690 (Output_section_definition::set_section_addresses): Set relro for
4692 (Output_section_definition::alternate_constraint): Likewise.
4693 (class Orphan_output_section): Add new bool* parameter to
4694 place_orphan_here. Add get_output_section.
4695 (Orphan_output_section::place_orphan_here): Add is_relro
4697 (Script_sections::Script_sections): Initialize
4698 data_segment_align_index_ and saw_relro_end_.
4699 (Script_sections::data_segment_align): New function.
4700 (Script_sections::data_segment_relro_end): New function.
4701 (Script_sections::place_orphan): Set or clear is_relro.
4702 (Script_sections::set_section_addresses): Force alignment of first
4704 * yyscript.y (exp): Call script_data_segment_align and
4705 script_data_segment_relro_end.
4706 * testsuite/relro_script_test.t: New file.
4707 * testsuite/relro_test.cc (using_script): Declare.
4708 (t1, t2): Test using_script.
4709 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4710 (relro_script_test_SOURCES): Define.
4711 (relro_script_test_DEPENDENCIES): Define.
4712 (relro_script_test_LDFLAGS): Define.
4713 (relro_script_test_LDADD): Define.
4714 (relro_script_test.so): New target.
4715 * testsuite/Makefile.in: Rebuild.
4717 2008-08-06 Cary Coutant <ccoutant@google.com>
4719 * archive.cc (Archive::total_archives, Archive::total_members)
4720 (Archive::total_members_loaded): New variables.
4721 (Archive::setup): Add parameter. Add option to preread
4723 (Archive::read_armap): Add counter.
4724 (Archive::get_file_and_offset): New function.
4725 (Archive::get_elf_object_for_member): New function.
4726 (Archive::read_all_symbols): New function.
4727 (Archive::read_symbols): New function.
4728 (Archive::add_symbols): Add counters.
4729 (Archive::include_all_members): Use armap to find members if it's
4731 (Archive::include_member): Skip reading symbols if already read.
4732 Factored code into Archive::get_file_and_offset and
4733 Archive::get_elf_object_for_member. Changed call to
4734 Mapfile::report_include_archive_member.
4735 (Archive::print_stats): New function.
4736 * archive.h: Declare Object and Read_symbols_data classes.
4737 (Archive::Archive): Add initializers for new members.
4738 (Archive::setup): Add parameter.
4739 (Archive::print_stats): New function.
4740 (Archive::total_archives, Archive::total_members)
4741 (Archive::total_members_loaded): New variables.
4742 (Archive::get_file_and_offset): New function.
4743 (Archive::get_elf_object_for_member): New function.
4744 (Archive::read_all_symbols): New function.
4745 (Archive::read_symbols): New function.
4746 (Archive::Archive_member): New class.
4747 (Archive::members_): New member.
4748 (Archive::num_members_): New member.
4749 * main.cc: Include archive.h.
4750 (main): Call Archive::print_stats.
4751 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4752 archive parameter; member_name is now the fully-decorated name.
4753 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4754 * options.h: (General_options): Add --preread-archive-symbols option.
4755 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4758 2008-08-04 Ian Lance Taylor <iant@google.com>
4760 * symtab.h (Symbol::use_plt_offset): New function.
4761 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4762 * powerpc.cc (Relocate::relocate): Likewise.
4763 * sparc.cc (Relocate::relocate): Likewise.
4764 * x86_64.cc (Relocate::relocate): Likewise.
4765 * testsuite/weak_plt.sh: New test.
4766 * testsuite/weak_plt_main.cc: New test.
4767 * testsuite/weak_plt_shared.cc: New test.
4768 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4769 (check_PROGRAMS): Add weak_plt.
4770 (check_DATA): Add weak_plt_shared.so.
4771 (weak_plt_main_pic.o, weak_plt): New targets.
4772 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4773 * testsuite/Makefile.in: Rebuild.
4775 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4777 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4778 * testsuite/Makefile.in: Rebuild.
4780 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4782 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4783 * Makefile.in: Regenerate.
4784 * po/POTFILES.in: Regenerate.
4786 2008-07-29 Ian Lance Taylor <iant@google.com>
4788 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4789 symbols before other symbols.
4790 * testsuite/script_test_2.cc (test_addr): Declare.
4791 (test_addr_alias): Declare.
4792 (main): Check that test_addr and test_addr_alias have the right
4794 * testsuite/script_test_2.t: Define test_addr_alias and
4797 2008-07-24 Ian Lance Taylor <iant@google.com>
4800 * descriptors.cc: New file.
4801 * descriptors.h: New file.
4802 * gold-threads.h (class Hold_optional_lock): New class.
4803 * fileread.cc: Include "descriptors.h".
4804 (File_read::~File_read): Release descriptor rather than closing
4806 (File_read::open) [file]: Call open_descriptor rather than open.
4807 Set is_descriptor_opened_.
4808 (File_read::open) [memory]: Assert that descriptor is not open.
4809 (File_read::reopen_descriptor): New function.
4810 (File_read::release): Release descriptor.
4811 (File_read::do_read): Make non-const. Reopen descriptor.
4812 (File_read::read): Make non-const.
4813 (File_read::make_view): Reopen descriptor.
4814 (File_read::do_readv): Likewise.
4815 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4816 Update declarations.
4817 * layout.cc: Include "descriptors.h".
4818 (Layout::create_build_id): Use open_descriptor rather than open.
4819 * output.cc: Include "descriptors.h".
4820 (Output_file::open): Use open_descriptor rather than open.
4821 * archive.cc (Archive::const_iterator): Change Archive to be
4823 (Archive::begin, Archive::end): Make non-const.
4824 (Archive::count_members): Likewise.
4825 * archive.h (class Archive): Update declarations.
4826 * object.h (Object::read): Make non-const.
4827 * Makefile.am (CCFILES): Add descriptors.cc.
4828 (HFILES): Add descriptors.h.
4829 * Makefile.in: Rebuild.
4832 * gold.h: Always include <clocale>. Add Solaris workarounds
4833 following code in binutils/sysdep.h.
4836 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4837 this->eh_frame_hdr_ is NULL before using it.
4839 * dynobj.cc (Versions::Versions): Update comment.
4841 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4842 the base version name.
4844 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4845 array size plus one.
4846 (Stringpool_template::set_string_offsets): Subtract one from key
4847 before using it as an array index.
4848 (Stringpool_template::get_offset_with_length): Likewise.
4849 (Stringpool_template::write_to_buffer): Likewise.
4850 * stringpool.h (Stringpool_template::get_offset_from_key):
4853 2008-07-23 Ian Lance Taylor <iant@google.com>
4856 * object.h (Merged_symbol_value::value): Do our best to handle a
4860 * script.cc (Version_script_info::get_versions): Don't add empty
4861 version tag to return value.
4862 (Version_script_info::get_symbol_version_helper): Change return
4863 type to bool. Add pversion parameter. Change all callers.
4864 (script_register_vers_node): Don't require a non-NULL tag.
4865 * script.h (class Version_script_info): Update declarations.
4866 (Version_script_info::get_symbol_version): Change return type to
4867 bool. Add version parameter. Change all callers.
4868 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4869 handling. Handle an empty version from a version script.
4870 (Symbol_table::define_special_symbol): Likewise.
4871 * testsuite/ver_test_10.script: New file.
4872 * testsuite/ver_test_10.sh: New file.
4873 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4874 (check_DATA): Add ver_test_10.syms.
4875 (ver_test_10.syms, ver_test_10.so): New target.
4876 * testsuite/Makefile.in: Rebuild.
4878 2008-07-23 Simon Baldwin <simonb@google.com>
4880 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4881 to zero for undefined symbols from dynamic libraries.
4883 2008-07-23 Ian Lance Taylor <iant@google.com>
4885 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4887 * symtab.h (class Symbol_table): Update declaration.
4888 * testsuite/ver_test_9.cc: New file.
4889 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4890 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4891 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4892 (ver_test_9.so, ver_test_9.o): New targets.
4893 * testsuite/Makefile.in: Rebuild.
4895 2008-07-22 Ian Lance Taylor <iant@google.com>
4897 * options.h (class General_options): Define --check-sections.
4898 * layout.cc (Layout::set_segment_offsets): Handle
4901 * options.h (class General_options): Define -n/--nmagic and
4903 * options.cc (General_options::finalize): For -n/--nmagic or
4904 -N/--omagic, set -static.
4905 * layout.cc (Layout::attach_allocated_section_to_segment): If
4906 -N/--omagic, don't put read-only and read-write sections in
4908 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4909 finding a read-only segment.
4910 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4911 don't set the minimum segment alignment to the common page size,
4912 and don't set the file offset to the address modulo the page size.
4913 * script-sections.cc (Script_sections::create_segments): If
4914 -n/--omagic, don't put read-only and read-write sections in
4917 * cref.cc: New file.
4919 * options.h (class General_options): Add --print-symbol-counts.
4920 * main.cc (main): Issue defined symbol report if requested.
4921 * archive.cc (Archive::interpret_header): Make into a const member
4923 (Archive::add_symbols): Call Input_objects::archive_start and
4925 (Archive::const_iterator): Define new class.
4926 (Archive::begin, Archive::end): New functions.
4927 (Archive::include_all_members): Rewrite to use iterator.
4928 (Archive::count_members): New function.
4929 * archive.h (class Archive): Update declarations.
4930 (Archive::filename): New function.
4931 * object.cc: Include "cref.h".
4932 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4933 (Sized_relobj::do_get_global_symbol_counts): New function.
4934 (Input_objects::add_object): Add object to cross-referencer.
4935 (Input_objects::archive_start): New function.
4936 (Input_objects::archive_stop): New function.
4937 (Input_objects::print_symbol_counts): New function.
4938 * object.h: Declare Cref and Archive.
4939 (Object::get_global_symbol_counts): New function.
4940 (Object::do_get_global_symbol_counts): New pure virtual function.
4941 (class Sized_relobj): Add defined_count_ field. Update
4943 (class Input_objects): Add cref_ field. Update constructor.
4944 Update declarations.
4945 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4947 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4949 (Sized_dynobj::do_get_global_symbol_counts): New function.
4950 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4951 defined_count_. Update declarations. Define Symbols typedef.
4952 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4953 parameter. Change all callers.
4954 (Symbol_table::add_from_dynobj): Add sympointers and defined
4955 parameters. Change all callers.
4956 * symtab.h (class Symbol_table): Update declarations.
4957 * Makefile.am (CCFILES): Add cref.cc.
4958 (HFILES): Add cref.h.
4959 * Makefile.in: Rebuild.
4961 2008-07-22 Simon Baldwin <simonb@google.com>
4963 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4964 to zero when writing undefined symbols.
4966 2008-07-22 Ian Lance Taylor <iant@google.com>
4968 * output.cc (Output_section::add_input_section): Don't try to
4969 merge empty merge sections.
4971 2008-07-21 Craig Silverstein <csilvers@google.com>
4973 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4974 Include symbol version in error message.
4976 2008-07-20 Chris Demetriou <cgd@google.com>
4978 * configure.ac (gold_cv_c_random_seed): New configured variable.
4979 (RANDOM_SEED_CFLAGS): New substituted variable.
4980 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4981 * configure: Rebuild.
4982 * Makefile.in: Likewise.
4983 * testsuite/Makefile.in: Likewise.
4985 2008-07-18 Ian Lance Taylor <iant@google.com>
4987 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4988 where we see NAME/NULL and NAME/VERSION as separate symbols.
4989 * testsuite/ver_test_main.cc (main): Call t4.
4990 (t4, t4_2a): Define.
4991 * testsuite/ver_test_2.cc (t4_2): Define.
4992 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4993 * testsuite/ver_test_4.cc (t4_2a): Define.
4994 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4995 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4997 2008-07-17 Ian Lance Taylor <iant@google.com>
4999 * dynobj.cc (Versions::add_def): If we give an error about a
5000 missing version, go ahead and create the version anyhow.
5002 2008-07-10 Ian Lance Taylor <iant@google.com>
5004 Handle output sections with more than 0x7fffffff bytes.
5005 * object.h (class Relobj): Change map_to_output_ to
5006 output_sections_, and just keep a section pointer. Change all
5007 uses. Move comdat group support to Sized_relobj.
5008 (Relobj::is_section_specially_mapped): Remove.
5009 (Relobj::output_section): Remove poff parameter. Change all
5011 (Relobj::output_section_offset): New function.
5012 (Relobj::set_section_offset): Rewrite.
5013 (Relobj::map_to_output): Remove.
5014 (Relobj::output_sections): New function.
5015 (Relobj::do_output_section_offset): New pure virtual function.
5016 (Relobj::do_set_section_offset): Likewise.
5017 (class Sized_relobj): Add section_offsets_ field. Add comdat
5018 group support from Relobj. Update declarations.
5019 (Sized_relobj::get_output_section_offset): New function.
5020 (Sized_relobj::do_output_section_offset): New function.
5021 (Sized_relobj::do_set_section_offset): New function.
5022 * object.cc (Relobj::output_section_address): Remove.
5023 (Sized_relobj::Sized_relobj): Initialize new fields.
5024 (Sized_relobj::include_section_group): Cast find_kept_object to
5026 (Sized_relobj::include_linkonce_section): Likewise.
5027 (Sized_relobj::do_layout): Use separate arrays for output section
5029 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5031 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5032 output_sections and section_offsets.
5033 (Sized_relobj::write_local_symbols): Likewise.
5034 (map_to_kept_section): Compute output address directly.
5035 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5036 output_sections and section_offsets.
5037 (Sized_relobj::write_sections): Likewise.
5038 (Sized_relobj::relocate_sections): Likewise.
5039 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5040 * output.h (class Output_reloc): Update declarations. Change
5041 u2_.relobj to Sized_relobj*.
5042 (class Output_data_reloc): Change add functions to use
5044 * output.cc (Output_reloc::Output_reloc): Change relobj to
5046 (Output_reloc::local_section_offset): Change return type to
5047 Elf_Addr. Use get_output_section_offset.
5048 (Output_reloc::get_address): Likewise.
5049 (Output_section::is_input_address_mapped): Don't call
5050 is_section_specially_mapped.
5051 (Output_section::output_offset): Likewise.
5052 (Output_section::output_address): Likewise.
5053 (Output_section::starting_output_address): Likewise.
5054 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5055 parameter to Sized_relobj*.
5056 (Copy_relocs::need_copy_reloc): Likewise.
5057 (Copy_relocs::save): Likewise.
5058 * copy-relocs.h (class Copy_relocs): Update declarations.
5059 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5060 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5061 * target-reloc.h (relocate_for_relocatable): Change
5062 offset_in_output_section type to Elf_Addr. Change code that uses
5064 * layout.cc (Layout::layout): Always set *off.
5065 * mapfile.cc (Mapfile::print_input_section): Use
5066 output_section_offset.
5067 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5069 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5070 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5071 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5073 2008-07-03 Ian Lance Taylor <iant@google.com>
5075 * layout.cc (Layout::include_section): Do not discard unrecognized
5076 SHT_STRTAB sections.
5078 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5080 * script.cc (Lex::can_continue_name): Make '?' allowable in
5081 version-script names.
5082 * testsuite/version_script.map: Change glob pattern to use '?'
5084 2008-06-30 Manish Singh <yosh@gimp.org>
5087 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5090 2008-06-30 Ian Lance Taylor <iant@google.com>
5094 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5095 versions]: Don't try to read the value in the contents, since we
5096 don't use it. Use the template endianness when writing.
5098 2008-06-25 Cary Coutant <ccoutant@google.com>
5100 * fileread.cc (File_read::make_view): Assert on zero-length view.
5101 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5102 symbol table when there are no symbols to read.
5104 2008-06-23 Craig Silverstein <csilvers@google.com>
5106 * version.cc (version_string): Bump to 1.7
5108 2008-06-18 Craig Silverstein <csilvers@google.com>
5110 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5111 constant 0xFFFF to type Valtype.
5112 (Powerpc_relocate_functions::rel16_ha): Likewise.
5114 2008-06-17 Ian Lance Taylor <iant@google.com>
5116 * output.h (Output_section::Input_section): Initialize p2align_ to
5117 zero for Output_section_data constructors.
5118 (Output_section::Input_section::addralign): If not an input
5119 section, return the alignment of the Output_section_data.
5120 * testsuite/copy_test.cc: New file.
5121 * testsuite/copy_test_1.cc: New file.
5122 * testsuite/copy_test_2.cc: New file.
5123 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5124 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5125 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5126 (copy_test_1_pic.o, copy_test_1.so): New targets.
5127 (copy_test_2_pic.o, copy_test_2.so): New targets.
5128 * testsuite/Makefile.in: Rebuild.
5130 * script-sections.cc (Script_sections::place_orphan): Initialize
5131 local variable exact.
5133 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5135 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5137 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5138 David S. Miller <davem@davemloft.net>
5140 * powerpc.cc: New file.
5141 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5142 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5143 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5144 * Makefile.in: Rebuild.
5146 2008-06-09 Ian Lance Taylor <iant@google.com>
5148 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5150 (throwing, orig_terminate): New static variables.
5151 (terminate_handler): New static function.
5152 (t2): Set terminate handler.
5154 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5157 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5160 2008-05-30 Cary Coutant <ccoutant@google.com>
5162 * archive.cc (Archive::include_all_members) Correct to step
5163 over symbol table and extended name table in thin archives.
5165 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5168 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5171 2008-05-28 Caleb Howe <cshowe@google.com>
5173 * reduced_debug_output.cc: New file.
5174 * reduced_debug_output.h: New file.
5175 * options.h (class General_options): Add --strip-debug-non-line.
5176 * options.cc (General_options::finalize): Add strip_debug_non_line
5177 to the strip heirarchy.
5178 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5180 * layout.cc: Include "reduced_debug_output.h".
5181 (Layout::Layout): Initialize new fields.
5182 (line_only_debug_sections): New static array.
5183 (is_lines_only_debug_sections): New static inline function.
5184 (Layout::include_section): Handle --strip-debug-non-line.
5185 (Layout::make_output_section): If --strip-debug-non-line, build
5186 new output sections for .debug_abbrev and .debug_info.
5187 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5188 gold. Warn about possible overflow.
5189 (read_signed_LEB_128): Likewise.
5190 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5191 (read_signed_LEB_128): Declare.
5192 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5193 (HFILES): Add reduced_debug_output.h.
5194 * Makefile.in: Rebuild.
5196 2008-05-21 Ian Lance Taylor <iant@google.com>
5198 * mapfile.cc: New file.
5199 * mapfile.h: New file.
5200 * options.h (class General_options): Add -M/--print-map and -Map.
5201 * options.cc (General_options::finalize): Make -M equivalent to
5203 * main.cc: Include <cstdio> and "mapfile.h".
5204 (main): Open mapfile if requested.
5205 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5206 constructor. Change caller.
5207 (queue_initial_tasks): Add mapfile parameter. Change caller.
5208 (queue_middle_tasks): Likewise.
5209 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5211 * archive.cc: Include "mapfile.h".
5212 (Archive::add_symbols): Add mapfile parameter. Change all
5213 callers. Pass mapfile, symbol, and reason to include_member.
5214 (Archive::include_all_members): Add mapfile parameter. Change all
5216 (Archive::include_member): Add mapfile, sym, and why parameters.
5217 Change all callers. Report inclusion to map file.
5218 * archive.h: Include "fileread.h".
5219 (class Archive): Update declarations.
5220 (Archive::file): New const method.
5221 (class Add_archive_symbols): Add mapfile_ field. Update
5222 constructor. Change all callers.
5223 * readsyms.h (class Read_symbols): Likewise.
5224 (class Finish_group): Likewise.
5225 (class Read_script): Likewise.
5226 * common.cc: Include "mapfile.h".
5227 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5229 (Symbol_table::do_allocate_commons): Likewise.
5230 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5231 symbol allocation to mapfile.
5232 * common.h (class Allocate_commons_task): Add mapfile_ field.
5233 Update constructor. Change all callers.
5234 * symtab.h (class Symbol_table): Update declarations.
5235 * layout.cc: Include "mapfile.h".
5236 (Layout_task_runner::run): Print information to mapfile.
5237 (Layout::create_gold_note): Change Output_data_fixed_space to
5238 Output_data_zero_fill.
5239 (Layout::create_build_id): Likewise.
5240 (Layout::print_to_mapfile): New function.
5241 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5242 constructor. Change caller.
5243 (class Layout): Declare print_to_mapfile.
5244 * output.cc (Output_section::Input_section::print_to_mapfile): New
5246 (Output_section::add_input_section): If producing a map, always
5247 add to input_sections_ list.
5248 (Output_section::do_print_to_mapfile): New function.
5249 (Output_segment::print_sections_to_mapfile): New function.
5250 (Output_segment::print_section_list_to_mapfile): New function.
5251 * output.h: Include "mapfile.h".
5252 (Output_data::print_to_mapfile): New function.
5253 (Output_data::do_print_to_mapfile): New virtual function.
5254 (Output_segment_headers::do_print_to_mapfile): New function.
5255 (Output_file_header::do_print_to_mapfile): New function.
5256 (Output_data_const::do_print_to_mapfile): New function.
5257 (class Output_data_const_buffer): Add map_name_ field. Update
5258 constructor. Change all callers. Add do_print_to_mapfile
5260 (class Output_data_fixed_space): Likewise.
5261 (class Output_data_space): Likewise.
5262 (class Output_data_zero_fill): New class.
5263 (Output_data_strtab::do_print_to_mapfile): New function.
5264 (Output_data_reloc_base::do_print_to_mapfile): New function.
5265 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5266 (Output_data_group::do_print_to_mapfile): New function.
5267 (Output_data_got::do_print_to_mapfile): New function.
5268 (Output_data_dynamic::do_print_to_mapfile): New function.
5269 (Output_symtab_xindex::do_print_to_mapfile): New function.
5270 (class Output_section): Declare do_print_to_mapflie. Declare
5271 print_to_mapfile in Input_section.
5272 (class Output_segment): Declare new functions.
5273 * object.h (Sized_relobj::symbol_count): New function.
5274 * script-sections.cc
5275 (Output_section_element_dot_assignment::set_section_addresses):
5276 Change Output_data_fixed_space to Output_data_zero_fill.
5277 (Output_data_expression::do_print_to_mapfile): New function.
5278 * script.cc (read_input_script): Add mapfile parameter. Change
5280 * script.h (read_input_script): Update declaration.
5281 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5282 (Eh_frame::do_print_to_mapfile): New function.
5283 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5284 (Output_merge_string::do_print_to_mapfile): New function.
5285 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5287 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5289 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5291 * Makefile.am (CCFILES): Add mapfile.cc.
5292 (HFILES): Add mapfile.h.
5293 * Makefile.in: Rebuild.
5295 2008-05-19 Ian Lance Taylor <iant@google.com>
5297 * options.h (class General_options): Add -z relro.
5298 * layout.cc (Layout::Layout): Initialize relro_segment_.
5299 (Layout::add_output_section_data): Return the output section.
5300 (Layout::make_output_section): Rcognize relro sections and mark
5302 (Layout::attach_allocated_section_to_segment): Put relro sections
5303 in a PT_GNU_RELRO segment.
5304 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5306 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5308 (Layout::linkonce_mapping): Map d.rel.ro.local to
5310 (Layout::output_section_name): Us .data.rel.ro.local for any
5311 section which begins with that.
5312 * layout.h (class Layout): Update add_output_section_data
5313 declaration. Add relro_segment_ field.
5314 * output.cc (Output_section::Output_section): Initialize is_relro_
5315 and is_relro_local_ fields.
5316 (Output_segment::add_output_section): Group relro sections.
5317 (Output_segment::is_first_section_relro): New function.
5318 (Output_segment::maximum_alignment): If there is a relro section,
5319 align the segment to the common page size.
5320 (Output_segment::set_section_addresses): Track whether we are
5321 looking at relro sections. If the last section is a relro
5322 section, align to the common page size.
5323 (Output_segment::set_section_list_addresses): Add in_relro
5324 parameter. Change all callers. Align to the page size when
5325 moving from relro to non-relro section.
5326 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5328 * output.h (class Output_section): Add is_relro_ and
5329 is_relro_local_ fields.
5330 (Output_section::is_relro): New function.
5331 (Output_section::set_is_relro): New function.
5332 (Output_section::is_relro_local): New function.
5333 (Output_section::set_is_relro_local): New function.
5334 (class Output_segment): Update declarations.
5335 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5336 * sparc.cc (Target_sparc::got_section): Likewise.
5337 * x86_64.cc (Target_x86_64::got_section): Likewise.
5338 * testsuite/relro_test_main.cc: New file.
5339 * testsuite/relro_test.cc: New file.
5340 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5341 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5342 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5343 (relro_test.so, relro_test_pic.o): New targets.
5344 * testsuite/Makefile.in: Rebuild.
5346 2008-05-16 Ian Lance Taylor <iant@google.com>
5348 * output.cc (Output_segment::add_output_section): Remove front
5350 * output.h (class Output_segment): Remove
5351 add_initial_output_section and overloaded add_output_section.
5352 Update declaration of remaining add_output_section.
5353 * layout.cc (Layout::create_interp): Call add_output_section
5354 rather than add_initial_output_section.
5355 (Layout::finish_dynamic_section): Likewise.
5357 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5358 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5359 know the dynamic type.
5360 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5361 field. Initialize it in constructor.
5362 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5363 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5364 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5367 * output.cc (Output_reloc::get_address): Change return type to
5369 * output.h (class Output_reloc): Update get_address declaration.
5370 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5371 for section addresses.
5373 2008-05-09 Ian Lance Taylor <iant@google.com>
5376 * gold.cc (gold_nomem): Use return value of write.
5378 2008-05-08 Ian Lance Taylor <iant@google.com>
5380 * symtab.c (Symbol::init_base_output_data): Add version
5381 parameter. Change all callers.
5382 (Symbol::init_base_output_segment): Likewise.
5383 (Symbol::init_base_constant): Likewise.
5384 (Symbol::init_base_undefined): Likewise.
5385 (Sized_symbol::init_output_data): Likewise.
5386 (Sized_symbol::init_output_segment): Likewise.
5387 (Sized_symbol::init_constant): Likewise.
5388 (Sized_symbol::init_undefined): Likewise.
5389 (Symbol_table::do_define_in_output_data): If the new symbol has a
5390 version, mark it as the default.
5391 (Symbol_table::do_define_in_output_segment): Likewise.
5392 (Symbol_table::do_define_as_constant): Likewise.
5393 * symtab.h (class Symbol): Update declarations.
5394 (class Sized_symbol): Likewise.
5395 * resolve.cc (Symbol::override_version): New function.
5396 (Symbol::override_base): Call override_version.
5397 (Symbol::override_base_with_special): Likewise.
5398 * testsuite/ver_script_8.script: New file.
5399 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5400 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5401 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5402 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5404 2008-05-06 Ian Lance Taylor <iant@google.com>
5407 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5409 (class General_options): Remove existing --undefined, and add
5410 --no-undefined instead. Add new --undefined as synonym for -u.
5411 * archive.cc (Archive::add_symbols): Check whether symbol was
5413 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5414 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5415 all uses. Add IS_UNDEFINED. Update declarations to split
5416 different versions of init_base. Declare init_base_undefined.
5417 (Symbol::is_defined): Handle IS_UNDEFINED.
5418 (Symbol::is_undefined): Likewise.
5419 (Symbol::is_weak_undefined): Call is_undefined.
5420 (Symbol::is_absolute): Handle IS_CONSTANT.
5421 (class Sized_symbol): Update declarations to split different
5422 versions of init. Declare init_undefined.
5423 (class Symbol_table): Declare new functions.
5424 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5426 (Symbol::init_base_output_data): Likewise.
5427 (Symbol::init_base_output_segment): Likewise.
5428 (Symbol::init_base_constant): Likewise.
5429 (Symbol::init_base_undefined): New function.
5430 (Sized_symbol::init_object): Rename from init. Change all
5432 (Sized_symbol::init_output_data): Likewise.
5433 (Sized_symbol::init_output_segment): Likewise.
5434 (Sized_symbol::init_constant): Likewise.
5435 (Sized_symbol::init_undefined): New function.
5436 (Symbol_table::add_undefined_symbols_from_command_line): New
5438 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5440 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5441 (Symbol::output_section): Likewise.
5442 (Symbol::set_output_section): Likewise.
5443 (Symbol_table::sized_finalize_symbol): Likewise.
5444 (Symbol_table::sized_write_globals): Likewise.
5445 * resolve.cc (Symbol_table::should_override): Likewise.
5446 (Symbol::override_base_with_special): Likewise.
5448 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5449 symbol, change it to have default visibility.
5450 * testsuite/protected_1.cc: New file.
5451 * testsuite/protected_2.cc: New file.
5452 * testsuite/protected_3.cc: New file.
5453 * testsuite/protected_main_1.cc: New file.
5454 * testsuite/protected_main_2.cc: New file.
5455 * testsuite/protected_main_3.cc: New file.
5456 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5457 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5458 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5459 (protected_1.so): New target.
5460 (protected_1_pic.o, protected_2_pic.o): New targets.
5461 (protected_3_pic.o): New target.
5462 (check_PROGRAMS): Add protected_2.
5463 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5464 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5465 * testsuite/Makefile.in: Rebuild.
5467 * options.h (DEFINE_var): Add set_user_set_##varname__.
5468 (DEFINE_bool_alias): New macro.
5469 (class General_options): Define -Bstatic using DEFINE_bool_alias
5470 rather than DEFINE_special. Add --undefined as an alias for -z
5472 * options.cc (General_options::parse_Bstatic): Remove.
5474 * options.h (class General_options): Add --fatal-warnings.
5475 * main.cc (main): Implement --fatal-warnings.
5476 * errors.h (Errors::warning_count): New function.
5478 * options.h (class General_options): Add -Bsymbolic-functions.
5479 * symtab.h (Symbol::is_preemptible): Check for
5480 -Bsymbolic-functions.
5482 2008-05-05 Ian Lance Taylor <iant@google.com>
5484 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5485 as noVARNAME rather than no-VARNAME.
5486 (class General_options): Add option -z combreloc.
5487 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5489 (Output_reloc::sort_before) [SHT_REL]: New function.
5490 (Output_reloc::sort_before) [SHT_RELA]: New function.
5491 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5492 Sort_relocs_comparison.
5493 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5494 parameter. Change all callers.
5495 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5496 sort_relocs parameter. Change all callers.
5497 * output.cc (Output_reloc::get_address): New function, broken out
5499 (Output_reloc::write_rel): Call it.
5500 (Output_reloc::compare): New function.
5501 (Output_data_reloc_base::do_write): Optionally sort relocs.
5503 * configure.ac: If targ_extra_obj is set, link it in.
5504 * configure.tgt: Initialize all variables.
5505 (x86_64*): Set targ_extra_obj and targ_extra_size.
5506 * configure: Rebuild.
5508 * object.cc (Sized_relobj::include_section_group): Adjust section
5509 indexes read from group data. Build vector to pass to
5511 * layout.cc (Layout::layout_group): Add flags and shndxes
5512 parameters. Remove contents parameter. Change caller. Update
5513 explicit instantiations.
5514 * layout.h (class Layout): Update layout_group declaration.
5515 * output.cc (Output_data_group::Output_data_group): Add flags and
5516 input_shndxes parameters. Remove contents parameter. Change
5518 (Output_data_group::do_write): Change input_sections_ to
5520 * output.h (class Output_data_group): Update constructor
5521 declaration. Rename input_sections_ to input_shndxes_.
5522 * testsuite/many_sections_test.cc: Add template.
5524 2008-04-30 Cary Coutant <ccoutant@google.com>
5526 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5528 * layout.cc (Layout::include_section): Refactored check for debug
5530 (Layout::add_comdat): Add new parameters. Change type
5531 of signature parameter. Add object and shndx to signatures table.
5532 (Layout::find_kept_object): New function.
5533 * layout.h: Include <cstring>.
5534 (Layout::is_debug_info_section): New function.
5535 (Layout::add_comdat): Add new parameters.
5536 (Layout::find_kept_object): New function.
5537 (Layout::Kept_section): New struct.
5538 (Layout::Signatures): Change type of map range.
5539 * object.cc (Relobj::output_section_address): New function.
5540 (Sized_relobj::include_section_group): Add new parameters. Change
5541 calls to Layout::add_comdat. Change to build table of kept comdat
5542 groups and table mapping discarded sections to kept sections.
5543 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5544 (Sized_relobj::do_layout): Change calls to include_section_group and
5545 include_linkonce_section.
5546 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5547 value to zero when section is discarded.
5548 (Sized_relobj::map_to_kept_section): New function.
5549 * object.h (Relobj::output_section_address): New function.
5550 (Relobj::Comdat_group): New type.
5551 (Relobj::find_comdat_group): New function.
5552 (Relobj::Comdat_group_table): New type.
5553 (Relobj::Kept_comdat_section): New type.
5554 (Relobj::Kept_comdat_section_table): New type.
5555 (Relobj::add_comdat_group): New function.
5556 (Relobj::set_kept_comdat_section): New function.
5557 (Relobj::get_kept_comdat_section): New function.
5558 (Relobj::comdat_groups_): New field.
5559 (Relobj::kept_comdat_sections_): New field.
5560 (Symbol_value::input_value): Update comment.
5561 (Sized_relobj::map_to_kept_section) New function.
5562 (Sized_relobj::include_linkonce_section): Add new parameter.
5563 * target-reloc.h (Comdat_behavior): New type.
5564 (get_comdat_behavior): New function.
5565 (relocate_section): Add code to map a discarded section to the
5566 corresponding kept section when applying a relocation.
5568 2008-04-30 Craig Silverstein <csilvers@google.com>
5570 * dwarf_reader.cc (next_generation_count): New static var.
5571 (Addr2line_cache_entry): New struct.
5572 (addr2line_cache): New static var.
5573 (Dwarf_line_info::one_addr2line): Added caching.
5574 (Dwarf_line_info::clear_addr2line_cache): New function.
5575 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5576 cache-size parameter.
5577 (Dwarf_line_info::one_addr2line_cache): New function.
5578 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5579 new cache-size argument to one_addr2line(), and clear cache.
5581 2008-04-28 Cary Coutant <ccoutant@google.com>
5583 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5584 R_386_PC8 relocations.
5586 2008-04-23 Ian Lance Taylor <iant@google.com>
5588 * object.cc (Sized_relobj::include_section_group): Check for
5589 invalid section group.
5591 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5594 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5595 than read for file header.
5596 * archive.cc (Archive::include_member): Likewise.
5598 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5600 * aclocal.m4: Regenerate.
5601 * configure: Regenerate.
5603 2008-04-19 Ian Lance Taylor <iant@google.com>
5605 * version.cc (version_string): Bump to 1.6.
5607 * testsuite/Makefile.am (many_sections_r_test): New target.
5608 (many_sections_r_test_SOURCES): Remove.
5609 (many_sections_r_test_DEPENDENCIES): Remove.
5610 (many_sections_r_test_LDFLAGS): Remove.
5611 (many_sections_r_test_LDADD): Remove.
5613 * object.cc (Sized_relobj::do_add_symbols): Always pass
5614 local_symbol_count_ to add_from_relobj.
5616 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5617 every thousand variables.
5618 * testsuite/Makefile.in: Rebuild.
5620 * object.cc (Xindex::initialize_symtab_xindex): New function.
5621 (Xindex::read_symtab_xindex): New function.
5622 (Xindex::sym_xindex_to_shndx): New function.
5623 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5625 (Sized_relobj::do_initialize_xindex): New function.
5626 (Sized_relobj::do_read_symbols): Adjust section links.
5627 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5628 parameter. Change all callers.
5629 (Sized_relobj::include_section_group): Adjust section links and
5630 symbol section indexes.
5631 (Sized_relobj::do_layout): Adjust section links.
5632 (Sized_relobj::do_count_local_symbols): Adjust section links and
5633 symbol section indexes.
5634 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5635 ordinary and special symbols.
5636 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5637 dynsym_xindex parameters. Change all callers. Adjust section
5638 links. Use SHN_XINDEX when needed.
5639 (Sized_relobj::get_symbol_location_info): Adjust section links.
5640 Don't get fooled by special symbols.
5641 * object.h (class Xindex): Define.
5642 (class Object): Add xindex_ parameter. Declare virtual functoin
5643 do_initialize_xindex.
5644 (Object::adjust_sym_shndx): New function.
5645 (Object::set_xindex): New protected function.
5646 (class Symbol_value): Add is_ordinary_shndx_ field.
5647 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5648 (Symbol_value::value): Assert ordinary section.
5649 (Symbol_value::initialize_input_to_output_map): Likewise.
5650 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5652 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5654 (class Sized_relobj): Update declarations.
5655 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5656 parameter. Change all callers.
5657 (Sized_relobj::adjust_shndx): New function.
5658 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5660 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5661 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5662 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5663 (Sized_dynobj::read_dynsym_section): Adjust section links.
5664 (Sized_dynobj::read_dynamic): Likewise.
5665 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5667 (Sized_dynobj::do_initialize_xindex): New function.
5668 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5669 do_initialize_xindex.
5670 (Sized_dynobj::adjust_shndx): New function.
5671 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5672 dynsym_xindex_ fields.
5673 (Layout::finalize): Add a call to set_section_indexes before
5674 creating the symtab sections.
5675 (Layout::set_section_indexes): Don't do anything if the section
5676 already has a section index.
5677 (Layout::create_symtab_sections): Add shnum parameter. Change
5678 caller. Create .symtab_shndx section if needed.
5679 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5681 (Layout::allocated_output_section_count): New function.
5682 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5684 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5685 fields. Update declarations.
5686 (Layout::symtab_xindex): New function.
5687 (Layout::dynsym_xindex): New function.
5688 (class Write_symbols_task): Add layout_ field.
5689 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5691 * output.cc (Output_section_headers::Output_section_headers): Add
5692 shstrtab_section parameter. Change all callers.
5693 (Output_section_headers::do_sized_write): Store overflow values
5694 for section count and section string table section index in
5695 section header zero.
5696 (Output_file_header::do_sized_write): Check for overflow of
5697 section count and section string table section index.
5698 (Output_symtab_xindex::do_write): New function.
5699 (Output_symtab_xindex::endian_do_write): New function.
5700 * output.h (class Output_section_headers): Add shstrtab_section_.
5701 Update declarations.
5702 (class Output_symtab_xindex): Define.
5703 (Output_section::has_out_shndx): New function.
5704 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5706 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5708 (Sized_symbol::init): Likewise.
5709 (Symbol::output_section): Check for ordinary symbol.
5710 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5711 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5713 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5714 Change all callers. Simplify handling of symbols from sections
5715 not included in the link.
5716 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5718 (Weak_alias_sorter::operator()): Assert that symbols are
5720 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5722 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5723 parameters. Change all callers.
5724 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5725 symbol distinction. Use SHN_XINDEX when needed.
5726 (Symbol_table::write_section_symbol): Add symtab_xindex
5727 parameter. Change all callers.
5728 (Symbol_table::sized_write_section_symbol): Likewise. Use
5729 SHN_XINDEX when needed.
5730 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5732 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5733 (Symbol::is_defined): Check is_ordinary.
5734 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5735 (Symbol::is_absolute, Symbol::is_common): Likewise.
5736 (class Sized_symbol): Update declarations.
5737 (class Symbol_table): Update declarations.
5738 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5739 parameters. Change all callers.
5740 (Sized_symbol::override): Likewise.
5741 (Symbol_table::override): Likewise.
5742 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5743 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5744 is_ordinary, and orig_st_shndx parameters. Change all callers.
5745 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5746 to be in an ordinary section.
5747 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5748 object and is_ordinary parameters. Change all callers.
5749 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5750 Change all callers. Don't add undefined or non-ordinary symbols
5752 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5754 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5756 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5757 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5758 (Sized_relobj::relocate_sections): Likewise.
5759 * target-reloc.h (scan_relocs): Adjust section symbol index.
5760 (scan_relocatable_relocs): Likewise.
5761 * i386.cc (Scan::local): Check for ordinary symbols.
5762 * sparc.cc (Scan::local): Likewise.
5763 * x86_64.cc (Scan::local): Likewise.
5764 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5765 to symbol_section_and_value.
5766 * testsuite/many_sections_test.cc: New file.
5767 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5768 (check_PROGRAMS): Add many_sections_test.
5769 (many_sections_test_SOURCES): Define.
5770 (many_sections_test_DEPENDENCIES): Define.
5771 (many_sections_test_LDFLAGS): Define.
5772 (BUILT_SOURCES): Add many_sections_define.h.
5773 (many_sections_define.h): New target.
5774 (BUILT_SOURCES): Add many_sections_check.h.
5775 (many_sections_check.h): New target.
5776 (check_PROGRAMS): Add many_sections_r_test.
5777 (many_sections_r_test_SOURCES): Define.
5778 (many_sections_r_test_DEPENDENCIES): Define.
5779 (many_sections_r_test_LDFLAGS): Define.
5780 (many_sections_r_test_LDADD): Define.
5781 (many_sections_r_test.o): New target.
5782 * testsuite/Makefile.in: Rebuild.
5784 2008-04-17 Cary Coutant <ccoutant@google.com>
5786 * errors.cc (Errors::info): New function.
5787 (gold_info): New function.
5788 * errors.h (Errors::info): New function.
5789 * gold.h (gold_info): New function.
5790 * object.cc (Input_objects::add_object): Print trace output.
5791 * options.cc (options::parse_set): New function.
5792 (General_options::parse_wrap): Deleted.
5793 (General_options::General_options): Deleted initializer.
5794 * options.h (options::String_set): New typedef.
5795 (options::parse_set): New function.
5796 (DEFINE_set): New macro.
5797 (General_options::wrap): Changed to use DEFINE_set. Changed
5798 callers of any_wrap_symbols and is_wrap_symbol.
5799 (General_options::trace, General_options::trace_symbol):
5801 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5802 (General_options::wrap_symbols_): Deleted.
5803 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5805 2008-04-17 David S. Miller <davem@davemloft.net>
5807 * options.cc (General_options::parse_V): New function.
5808 * options.h: Add entries for -V and -Qy.
5810 2008-04-17 Ian Lance Taylor <iant@google.com>
5812 * common.cc (Symbol_table::allocate_commons): Remove options
5813 parameter. Change caller.
5814 (Symbol_table::do_allocate_commons): Remove options parameter.
5815 Change caller. Just call do_allocate_commons_list twice.
5816 (Symbol_table::do_allocate_commons_list): New function, broken out
5817 of do_allocate_commons.
5818 * common.h (class Allocate_commons_task): Remove options_ field.
5820 * symtab.cc (Symbol_table::Symbol_table): Initialize
5822 (Symbol_table::add_from_object): Put TLS common symbols on
5824 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5825 which are IN_OUTPUT_DATA.
5826 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5827 allocate_commons and do_allocate_commons declarations. Declare
5828 do_allocate_commons_list.
5829 * gold.cc (queue_middle_tasks): Update creation of
5830 Allocate_commons_task to not pass options.
5831 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5832 (TLS_TEST_C_FLAGS): New variable.
5833 (tls_test_c_pic.o): New target.
5834 (tls_test_shared.so): Link in tls_test_c_pic.o.
5835 (tls_test_c_pic_ie.o): New target.
5836 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5837 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5838 (tls_test_c.o): New target.
5839 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5840 (tls_pic_test_LDADD): Likewise.
5841 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5842 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5843 (tls_test_c_gnu2.o): New target.
5844 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5846 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5847 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5848 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5849 * testsuite/tls_test.cc: Include "config.h".
5850 (t_last): Call t11_last.
5851 * testsuite/tls_test.h (t11, t11_last): Declare.
5852 * testsuite/tls_test_c.c: New file.
5853 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5854 * configure.ac: Check for OpenMP support.
5855 * configure, config.in, Makefile.in: Rebuild.
5856 * testsuite/Makefile.in: Rebuild.
5858 2008-04-16 Cary Coutant <ccoutant@google.com>
5860 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5861 (Target_i386::tls_base_symbol_defined_): New field.
5862 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5863 (Target_i386::Scan::global): Likewise.
5864 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5865 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5866 (Target_x86_64::tls_base_symbol_defined_): New field.
5867 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5868 (Target_x86_64::Scan::global): Likewise.
5870 2008-04-16 Cary Coutant <ccoutant@google.com>
5872 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5873 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5874 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5875 building shared libraries.
5876 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5877 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5878 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5879 * testsuite/Makefile.in: Rebuild.
5880 * testsuite/weak_undef.h: New file.
5881 * testsuite/weak_undef_file1.cc: Add extra test cases.
5882 * testsuite/weak_undef_file2.cc: Likewise.
5883 * testsuite/weak_undef_test.cc: Likewise.
5885 2008-04-16 David S. Miller <davem@davemloft.net>
5887 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5888 Add issued_non_pic_error_ field. Declare check_non_pic.
5889 (Target_sparc::Scan::check_non_pic): New function.
5890 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5891 (Target_sparc::Scan::global): Likewise.
5893 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5894 * configure: Rebuild.
5896 * options.h (DEFINE_enable): New macro.
5897 (new_dtags): New enable option.
5898 (initfirst, interpose, loadfltr, nodefaultlib,
5899 nodelete, nodlopen, nodump): New -z options.
5900 * layout.cc (Layout:finish_dynamic_section): If new
5901 dtags enabled, emit DT_RUNPATH. Also, emit a
5902 DT_FLAGS_1 containing any specified -z flags.
5904 2008-04-16 Ian Lance Taylor <iant@google.com>
5906 * copy-relocs.cc: New file.
5907 * copy-relocs.h: New file.
5908 * reloc.cc: Remove Copy_relocs code.
5909 * reloc.h: Likewise.
5910 * reloc-types.h (struct Reloc_types) [both versions]: Add
5911 get_reloc_addend_noerror.
5912 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5913 variants of add_global which take an addend which must be zero.
5914 * i386.cc: Include "copy-relocs.h".
5915 (class Target_i386): Change type of copy_relocs_ to variable,
5917 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5919 (Target_i386::do_finalize_sections): Change handling of
5921 * sparc.cc: Include "copy-relocs.h".
5922 (class Target_sparc): Change type of copy_relocs_ to variable,
5924 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5926 (Target_sparc::do_finalize_sections): Change handling of
5928 * x86_64.cc: Include "copy-relocs.h".
5929 (class Target_x86_64): Change type of copy_relocs_ to variable,
5931 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5932 class. Change all callers.
5933 (Target_x86_64::do_finalize_sections): Change handling of
5935 * Makefile.am (CCFILES): Add copy-relocs.cc.
5936 (HFILES): Add copy-relocs.h.
5938 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5940 * testsuite/script_test_4.sh: Permit leading zeroes.
5942 2008-04-15 Ian Lance Taylor <iant@google.com>
5944 * script-sections.cc (Script_sections::create_segments): Use
5945 header_size_adjustment even when there is enough room for the
5947 * testsuite/script_test_4.sh: New file.
5948 * testsuite/script_test_4.t: New file.
5949 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5950 (check_DATA): Add script_test_4.stdout.
5951 (MOSTLYCLEANFILES): Likewise.
5952 (script_test_4): New target.
5953 (script_test_4.stdout): New target.
5954 * testsuite/Makefile.in: Rebuild.
5956 * sparc.cc: Add definitions for Output_data_plt_sparc class
5959 2008-04-14 David S. Miller <davem@davemloft.net>
5961 * sparc.cc: New file.
5962 * Makefile.am (TARGETSOURCES): Add sparc.cc
5963 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5964 * configure.tgt: Document targ_extra_size and
5965 targ_extra_big_endian. Add entries for sparc-* and
5967 * configure.ac: Handle targ_extra_size and
5968 targ_extra_big_endian.
5969 * Makefile.in: Rebuild.
5970 * configure: Likewise.
5971 * po/POTFILES.in: Likewise.
5972 * po/gold.pot: Likewise.
5974 2008-04-14 Ian Lance Taylor <iant@google.com>
5976 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5977 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5978 in the name/type/flags to section mapping. Don't call
5979 allocate_output_section.
5980 (Layout::choose_output_section): Change parameter from adjust_name
5981 to is_input_section. Don't permit input sections after sections
5982 are attached to segments. Don't call allocate_output_section.
5983 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5984 not write_enable_output_section.
5985 (Layout::make_output_section): Don't push to
5986 unattached_section_list_ nor call attach_to_segment. Call
5987 attach_section_to_segment if sections are attached.
5988 (Layout::attach_sections_to_segments): New function.
5989 (Layout::attach_section_to_segment): New function.
5990 (Layout::attach_allocated_section_to_segment): Rename from
5991 attach_to_segment. Remove flags parameter.
5992 (Layout::allocate_output_section): Remove function.
5993 (Layout::write_enable_output_section): Remove function.
5994 * layout.h (class Layout): Update for above changes. Add new
5995 field sections_are_attached_.
5996 * output.h (Output_section::update_flags_for_input_section): New
5998 * output.cc (Output_section::add_input_section): Call
5999 update_flags_for_input_section.
6000 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6002 2008-04-11 Cary Coutant <ccoutant@google.com>
6004 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6005 thought unnecessary.
6006 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6008 2008-04-11 Ian Lance Taylor <iant@google.com>
6010 * output.h (class Output_section_data): Remove inline definition
6012 * output.cc (Output_section_data::set_addralign): New function.
6014 2008-04-11 Cary Coutant <ccoutant@google.com>
6016 Add support for TLS descriptors for i386 and x86_64.
6017 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6018 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6019 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6021 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6022 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6023 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6025 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6026 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6027 Fix problem with initial-exec relocations.
6028 (Target_i386::Relocate::relocate_tls): Likewise.
6029 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6031 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6032 support for section-plus-offset dynamic table entries.
6033 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6034 (Output_data_dynamic::Dynamic_entry): Add support for
6035 section-plus-offset dynamic table entries.
6036 (Output_data_dynamic::Classification): Likewise.
6037 (Output_data_dynamic::classification_): Renamed offset_.
6038 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6039 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6040 (Target_x86_64::make_plt_section): New function.
6041 (Target_x86_64::reserve_tlsdesc_entries): New function.
6042 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6043 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6044 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6045 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6046 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6047 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6048 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6049 add extra PLT entry for TLS descriptors.
6050 (Output_data_plt_x86_64::got_): New field.
6051 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6052 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6054 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6056 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6057 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6058 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6059 R_386_TLS_DESC_CALL relocations.
6060 (Target_x86_64::Scan::global): Likewise.
6061 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6062 for TLS descriptors.
6063 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6064 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6065 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6066 GD-to-IE relaxation.
6067 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6068 and TLS_DESCRIPTORS.
6069 * Makefile.in: Rebuild.
6070 * configure: Rebuild.
6071 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6072 (tls_test_shared2.so): New target.
6073 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6074 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6075 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6076 (tls_shared_gd_to_ie_test_LDADD): New variable.
6077 (tls_shared_gnu2_gd_to_ie_test): New target.
6078 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6080 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6081 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6082 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6083 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6084 (tls_shared_gnu2_test): New target.
6085 (tls_test_gnu2_shared.so): New target.
6086 (tls_shared_gnu2_test_SOURCES): New variable.
6087 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6088 (tls_shared_gnu2_test_LDFLAGS): New variable.
6089 (tls_shared_gnu2_test_LDADD): New variable.
6090 * testsuite/Makefile.in: Rebuild.
6091 * testsuite/Makefile.
6093 2008-04-11 Ian Lance Taylor <iant@google.com>
6095 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6097 * testsuite/Makefile.in: Rebuild.
6099 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6101 * testsuite/script_test_2.cc (main): Adjust test.
6103 2008-04-11 David S. Miller <davem@davemloft.net>
6104 Ian Lance Taylor <iant@google.com>
6106 * options.h (General_options): Add entries for '-Y' and
6108 * options.cc (General_options:finalize): If -Y was used, add those
6109 entries to the library path instead of the default "/lib" and
6112 2008-04-11 David S. Miller <davem@davemloft.net>
6114 * testsuite/justsyms.t: Start at 0x100.
6115 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6116 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6118 * testsuite/script_test_2.cc: Adjust string and section length
6121 2008-04-09 Ian Lance Taylor <iant@google.com>
6124 * script-sections.cc (Sections_element::allocate_to_segment): Add
6126 (Output_section_definition::allocate_to_segment): Likewise.
6127 (Orphan_output_section::allocate_to_segment): Likewise.
6128 (Script_sections::attach_sections_using_phdrs_clause): Don't
6129 propagate non-PT_LOAD segments to orphan sections.
6130 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6131 readelf rather than objdump.
6132 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6133 .interp section and PT_INTERP segment are the same size.
6134 * testsuite/Makefile.in: Rebuild.
6136 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6137 aliases for symbols defined in the same object.
6138 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6139 (weak_alias_test_SOURCES): New variable.
6140 (weak_alias_test_DEPENDENCIES): New variable.
6141 (weak_alias_test_LDFLAGS): New variable.
6142 (weak_alias_test_LDADD): New variable.
6143 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6144 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6145 (weak_alias_test_3.o): New target.
6146 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6147 * testsuite/weak_alias_test_main.cc: New file.
6148 * testsuite/weak_alias_test_1.cc: New file.
6149 * testsuite/weak_alias_test_2.cc: New file.
6150 * testsuite/weak_alias_test_3.cc: New file.
6152 2008-04-08 Ian Lance Taylor <iant@google.com>
6154 * options.h (class General_options): Add --noinhibit-exec option.
6155 * main.cc (main): Check --noinhibit-exec.
6157 * options.h (class General_options): Define --wrap as a special
6158 option. Add wrap_symbols_ field.
6159 (General_options::any_wrap_symbols): New function.
6160 (General_options::is_wrap_symbol): New function.
6161 * options.cc (General_options::parse_wrap): New function.
6162 (General_options::General_options): Initialize wrap_symbols_.
6163 * symtab.cc (Symbol_table::wrap_symbol): New function.
6164 (Symbol_table::add_from_object): Handle --wrap.
6165 * symtab.h (class Symbol_table): Declare wrap_symbol.
6166 * target.h (Target::wrap_char): New function.
6167 (Target::Target_info): Add wrap_char field.
6168 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6169 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6170 * testsuite/testfile.cc (Target_test::test_target_info):
6173 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6176 * layout.h (class Layout): Add added_eh_frame_data_ field.
6177 * layout.cc (Layout::Layout): Initialize new field.
6178 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6179 output section until we find a section we merged successfully.
6180 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6181 that the size be non-zero.
6183 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6186 2008-04-08 Craig Silverstein <csilvers@google.com>
6188 * configure.ac: Export new conditional variable HAVE_ZLIB.
6189 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6191 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6192 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6194 2008-04-07 Ian Lance Taylor <iant@google.com>
6196 * version.cc (version_string): Set to "1.5".
6198 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6199 Add issued_non_pic_error_ field. Declare check_non_pic.
6200 (Target_x86_64::Scan::check_non_pic): New function.
6201 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6202 (Target_x86_64::Scan::global): Likewise.
6204 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6205 addend parameter. Change caller. Handle merge sections.
6206 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6207 Address to Addend. Don't add in the result of
6208 local_section_offset, pass down the addend and use the returned
6210 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6211 Update declarations of local_section_offset and symbol_value.
6212 * testsuite/two_file_test_1.cc (t18): New function.
6213 * testsuite/two_file_test_2.cc (f18): New function.
6214 * testsuite/two_file_test_main.cc (main): Call t18.
6215 * testsuite/two_file_test.h (t18, f18): Declare.
6217 * configure.ac: Don't test for objdump, c++filt, or readelf.
6218 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6220 (TEST_READELF): New variable.
6221 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6222 (check_PROGRAMS): Add two_file_strip_test.
6223 (two_file_strip_test): New target.
6224 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6225 (two_file_same_shared_strip_test_SOURCES): New variable.
6226 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6227 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6228 (two_file_same_shared_strip_test_LDADD): New variable.
6229 (two_file_shared_strip.so): New target.
6230 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6231 (ver_test_5.syms, ver_test_7.syms): Likewise.
6232 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6233 (strip_test_3.stdout): Use TEST_OBJDUMP.
6234 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6236 2008-04-04 Cary Coutant <ccoutant@google.com>
6238 * symtab.h (Symbol::is_weak_undefined): New function.
6239 (Symbol::is_strong_undefined): New function.
6240 (Symbol::is_absolute): New function.
6241 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6242 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6244 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6245 (weak_undef_test): New target.
6246 * testsuite/Makefile.in: Rebuild.
6247 * testsuite/weak_undef_file1.cc: New file.
6248 * testsuite/weak_undef_file2.cc: New file.
6249 * testsuite/weak_undef_test.cc: New file.
6251 2008-04-03 Craig Silverstein <csilvers@google.com>
6253 * compressed_output.h (class Output_compressed_section): Use
6255 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6257 (zlib_compressed_suffix): Removed.
6258 (Output_compressed_section::set_final_data_size): Use unsigned
6260 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6261 Fix linker invocation.
6262 (flagstest_o_specialfile_and_compress_debug_sections):
6264 * testsuite/Makefile.in: Regenerated.
6266 2008-04-02 David S. Miller <davem@davemloft.net>
6268 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6269 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6271 2008-04-02 Craig Silverstein <csilvers@google.com>
6275 2008-04-02 Ian Lance Taylor <iant@google.com>
6277 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6278 parameters. Update for new key type to views_. Change all
6280 (File_read::read): Adjust for byteshift in returned view.
6281 (File_read::add_view): New function, broken out of
6283 (File_read::make_view): New function, broken out of
6285 (File_read::find_or_make_view): Add offset and aligned
6286 parameters. Rewrite accordingly. Change all callers.
6287 (File_read::get_view): Add offset and aligned parameters. Adjust
6288 for byteshift in return value.
6289 (File_read::get_lasting_view): Likewise.
6290 * fileread.h (class File_read): Update declarations.
6291 (class File_read::View): Add byteshift_ field. Add byteshift to
6292 constructor. Add byteshift method.
6293 * archive.h (Archive::clear_uncached_views): New function.
6294 (Archive::get_view): Add aligned parameter. Change all callers.
6295 * object.h (Object::get_view): Add aligned parameter. Change all
6297 (Object::get_lasting_view): Likewise.
6299 * fileread.cc (File_read::release): Don't call clear_views if
6300 there are multiple objects.
6301 * fileread.h (File_read::clear_uncached_views): New function.
6302 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6305 2008-03-31 Cary Coutant <ccoutant@google.com>
6307 Add thin archive support.
6308 * archive.cc (Archive::armagt): New const.
6309 (Archive::setup): Remove task parameter and calls to unlock.
6310 (Archive::unlock_nested_archives): New function.
6311 (Archive::read_header): Add nested_off parameter. Change
6313 (Archive::interpret_header): Likewise.
6314 (Archive::include_all_members): Change to handle thin
6316 (Archive::include_member): Likewise.
6317 * archive.h (Archive::Archive): Add new parameters and
6319 (Archive::armagt): New const.
6320 (Archive::setup): Remove task parameter.
6321 (Archive::unlock_nested_archives): New function.
6322 (Archive::read_header): Add nested_off parameter.
6323 (Archive::interpret_header): Likewise.
6324 (Archive::Nested_archive_table): New typedef.
6325 (Archive::is_thin_archive_): New field.
6326 (Archive::nested_archives_): New field.
6327 (Archive::options_): New field.
6328 (Archive::dirpath_): New field.
6329 (Archive::task_): New field.
6330 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6331 for thin archives. Pass additional parameters to
6332 Archive::Archive. Unlock the archive file after calling
6335 2008-03-29 Ian Lance Taylor <iant@google.com>
6337 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6338 version symbol to be local.
6339 * testsuite/ver_test_4.sh: New file.
6340 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6341 (check_DATA): Add ver_test_4.syms.
6342 (ver_test_4.syms): New target.
6343 * testsuite/Makefile.in: Rebuild.
6346 (Output_section::Input_section_sort_entry::has_priority): New
6348 (Output_section::Input_section_sort_entry::match_file_name): New
6350 (Output_section::Input_section_sort_entry::match_section_name):
6352 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6354 (Output_section::Input_section_sort_entry::match_section_file):
6356 (Output_section::Input_section_sort_compare::operator()): Rewrite
6357 using new Input_section_sort_entry functions. Sort crtbegin and
6358 crtend first. Sort sections with no priority before sections with
6360 * testsuite/initpri1.c (d3): Check j != 4.
6361 (cd5): New constructor/destructor function.
6362 (main): Check j != 2.
6364 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6365 new symbol when resolving, don't call set_is_default.
6366 * testsuite/ver_test_7.cc: New file.
6367 * testsuite/ver_test_7.sh: New file.
6368 * testsuite/Makefile.am (ver_test_7.so): New target.
6369 (ver_test_7.o): New target.
6370 (check_SCRIPTS): Add ver_test_7.sh.
6371 (check_DATA): Add ver_test_7.syms.
6372 (ver_test_7.syms): New target.
6374 2008-03-28 Ian Lance Taylor <iant@google.com>
6376 * layout.cc (Layout::layout): If we see an input section with a
6377 name that needs sorting, set the must_sort flag for the output
6379 (Layout::make_output_section): If the name of the output section
6380 indicates that it might require sorting, set the may_sort flag.
6381 * output.h (Output_section::may_sort_attached_input_sections): New
6383 (Output_section::set_may_sort_attached_input_sections): New
6385 (Output_section::must_sort_attached_input_sections): New
6387 (Output_section::set_must_sort_attached_input_sections): New
6389 (class Output_section): Declare Input_section_sort_entry. Define
6390 Input_section_sort_compare. Declare
6391 sort_attached_input_sections. Add new fields:
6392 may_sort_attached_input_sections_,
6393 must_sort_attached_input_sections_,
6394 attached_input_sections_are_sorted_.
6395 * output.cc (Output_section::Output_section): Initialize new
6397 (Output_section::add_input_section): Add an entry to
6398 input_sections_ if may_sort or must_sort are true.
6399 (Output_section::set_final_data_size): Call
6400 sort_attached_input_sections if necessary.
6401 (Output_section::Input_section_sort_entry): Define new class.
6402 (Output_section::Input_section_sort_compare::operator()): New
6404 (Output_section::sort_attached_input_sections): New function.
6405 * configure.ac: Check whether the compiler supports constructor
6406 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6407 * testsuite/initpri1.c: New file.
6408 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6409 CONSTRUCTOR_PRIORITY.
6410 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6411 (initpri1_LDFLAGS): New variable.
6412 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6414 2008-03-27 Ian Lance Taylor <iant@google.com>
6416 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6417 * testsuite/common_test_1.c: New file.
6418 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6419 (common_test_1_SOURCES): New variable.
6420 (common_test_1_DEPENDENCIES): New variable.
6421 (common_test_1_LDFLAGS): New variable.
6423 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6424 and commons_ correctly when NAME/VERSION does not override
6426 * testsuite/ver_test_6.c: New file.
6427 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6428 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6429 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6431 2008-03-26 Ian Lance Taylor <iant@google.com>
6433 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6434 of an undefined symbol from a version script.
6435 * testsuite/Makefile.am (ver_test_5.so): New target.
6436 (ver_test_5.o): New target.
6437 (check_SCRIPTS): Add ver_test_5.sh.
6438 (check_DATA): Add ver_test_5.syms.
6439 (ver_test_5.syms): New target.
6440 * testsuite/ver_test_5.cc: New file.
6441 * testsuite/ver_test_5.script: New file.
6442 * testsuite/ver_test_5.sh: New file.
6443 * Makefile.in, testsuite/Makefile.in: Rebuild.
6446 Fix problems building gold with gcc 4.3.0.
6447 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6448 (gold_error_at_location, gold_warning_at_location): Use it.
6449 * configure.ac: Check whether we can compile and use a template
6450 function with a printf attribute.
6451 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6452 when jumping over bytes.
6453 * object.cc: Instantiate Object::read_section_data.
6454 * debug.h: Include <cstring>
6455 * dwarf_reader.cc: Include <algorithm>
6456 * main.cc: Include <cstring>.
6457 * options.cc: Include <cstring>.
6458 * output.cc: Include <cstring>.
6459 * script.cc: Include <cstring>.
6460 * script.h: Include <string>.
6461 * symtab.cc: Include <cstring> and <algorithm>.
6462 * target-select.cc: Include <cstring>.
6463 * version.cc: Include <string>.
6464 * testsuite/testmain.cc: Include <cstdlib>.
6465 * configure, config.in: Rebuild.
6467 2008-03-25 Ian Lance Taylor <iant@google.com>
6469 * options.cc: Include "../bfd/bfdver.h".
6470 (options::help): Print bug reporting address.
6472 * version.cc (print_version): Adjust output for current value of
6477 * options.cc (options::help): Print list of supported targets.
6478 * target-select.h: Include <vector>.
6479 (class Target_selector): Make machine_, size_, and is_big_endian_
6480 fields const. Add bfd_name_ and instantiated_target_ fields.
6481 (Target_selector::Target_selector): Add bfd_name parameter.
6482 (Target_selector::recognize): Make non-virtual, call
6484 (Target_selector::recognize_by_name): Make non-virtual, call
6485 do_recognize_by_name.
6486 (Target_selector::supported_names): New function.
6487 (Target_selector::bfd_name): New function.
6488 (Target_selector::do_instantiate_target): New pure virtual
6490 (Target_selector::do_recognize): New virtual function.
6491 (Target_selector::do_recognize_by_name): New virtual function.
6492 (Target_selector::instantiate_target): New private function.
6493 (supported_target_names): Declare.
6494 * target-select.cc (Target_selector::Target_selector): Update for
6495 new parameter and fields.
6496 (select_target_by_name): Check that the name matches before
6497 calling recognize_by_name.
6498 (supported_target_names): New function.
6499 * i386.cc (class Target_selector_i386): Update Target_selector
6500 constructor call. Remove recognize and recognize_by_name. Add
6501 do_instantiate_target.
6502 * x86_64.cc (class Target_selector_x86_64): Likewise.
6503 * testsuite/testfile.cc (class Target_selector_test): Update for
6504 changes to Target_selector.
6506 * README: Rewrite, with some notes on unsupported features.
6508 2008-03-24 Cary Coutant <ccoutant@google.com>
6510 * i386.cc (Target_i386::Got_type): New enum declaration.
6511 (Target_i386::Scan::local): Updated callers of Output_data_got
6513 (Target_i386::Scan::global): Likewise.
6514 (Target_i386::Relocate::relocate): Likewise.
6515 (Target_i386::Relocate::relocate_tls): Likewise.
6516 * object.h (Got_offset_list): New class.
6517 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6518 (Sized_relobj::local_got_offset): Likewise.
6519 (Sized_relobj::set_local_got_offset): Likewise.
6520 (Sized_relobj::local_has_tls_got_offset): Removed.
6521 (Sized_relobj::local_tls_got_offset): Removed.
6522 (Sized_relobj::set_local_tls_got_offset): Removed.
6523 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6524 * output.cc (Output_data_got::add_global): Added got_type parameter.
6525 (Output_data_got::add_global_with_rel): Likewise.
6526 (Output_data_got::add_global_with_rela): Likewise.
6527 (Output_data_got::add_global_pair_with_rel): New function.
6528 (Output_data_got::add_global_pair_with_rela): New function.
6529 (Output_data_got::add_local): Added got_type parameter.
6530 (Output_data_got::add_local_with_rel): Likewise.
6531 (Output_data_got::add_local_with_rela): Likewise.
6532 (Output_data_got::add_local_pair_with_rel): New function.
6533 (Output_data_got::add_local_pair_with_rela): New function.
6534 (Output_data_got::add_global_tls): Removed.
6535 (Output_data_got::add_global_tls_with_rel): Removed.
6536 (Output_data_got::add_global_tls_with_rela): Removed.
6537 (Output_data_got::add_local_tls): Removed.
6538 (Output_data_got::add_local_tls_with_rel): Removed.
6539 (Output_data_got::add_local_tls_with_rela): Removed.
6540 * output.h (Output_data_got::add_global): Added got_type parameter.
6541 (Output_data_got::add_global_with_rel): Likewise.
6542 (Output_data_got::add_global_with_rela): Likewise.
6543 (Output_data_got::add_global_pair_with_rel): New function.
6544 (Output_data_got::add_global_pair_with_rela): New function.
6545 (Output_data_got::add_local): Added got_type parameter.
6546 (Output_data_got::add_local_with_rel): Likewise.
6547 (Output_data_got::add_local_with_rela): Likewise.
6548 (Output_data_got::add_local_pair_with_rel): New function.
6549 (Output_data_got::add_local_pair_with_rela): New function.
6550 (Output_data_got::add_global_tls): Removed.
6551 (Output_data_got::add_global_tls_with_rel): Removed.
6552 (Output_data_got::add_global_tls_with_rela): Removed.
6553 (Output_data_got::add_local_tls): Removed.
6554 (Output_data_got::add_local_tls_with_rel): Removed.
6555 (Output_data_got::add_local_tls_with_rela): Removed.
6556 * resolve.cc (Symbol::override_base_with_special): Removed
6557 reference to has_got_offset_ field.
6558 * symtab.cc (Symbol::init_fields): Replaced initialization
6559 of got_offset_ with got_offsets_. Removed initialization
6561 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6562 (Symbol::got_offset): Likewise.
6563 (Symbol::set_got_offset): Likewise.
6564 (Symbol::has_tls_got_offset): Removed.
6565 (Symbol::tls_got_offset): Removed.
6566 (Symbol::set_tls_got_offset): Removed.
6567 (Symbol::got_offset_): Removed.
6568 (Symbol::tls_mod_got_offset_): Removed.
6569 (Symbol::tls_pair_got_offset_): Removed.
6570 (Symbol::got_offsets_): New field.
6571 (Symbol::has_got_offset): Removed.
6572 (Symbol::has_tls_mod_got_offset): Removed.
6573 (Symbol::has_tls_pair_got_offset): Removed.
6574 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6575 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6577 (Target_x86_64::Scan::global): Likewise.
6578 (Target_x86_64::Relocate::relocate): Likewise.
6579 (Target_x86_64::Relocate::relocate_tls): Likewise.
6581 2008-03-25 Ben Elliston <bje@au.ibm.com>
6583 * yyscript.y: Fix spelling error in comment.
6585 2008-03-24 Ian Lance Taylor <iant@google.com>
6587 * options.h (class General_options): Define build_id option.
6588 * layout.h (class Layout): Declare write_build_id, create_note,
6589 create_build_id. Add build_id_note_ member.
6590 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6591 "libiberty.h", "md5.h", "sha1.h".
6592 (Layout::Layout): Initialize eh_frame_data_,
6593 eh_frame_hdr_section_, and build_id_note_.
6594 (Layout::finalize): Call create_build_id.
6595 (Layout::create_note): New function, broken out of
6596 Layout::create_gold_note.
6597 (Layout::create_gold_note): Call create_note.
6598 (Layout::create_build_id): New function.
6599 (Layout::write_build_id): New function.
6600 (Close_task_runner::run): Call write_build_id.
6602 * x86_64.cc: Correct license to GPLv3.
6604 2008-03-23 Ian Lance Taylor <iant@google.com>
6606 * options.cc: Include "demangle.h".
6607 (parse_optional_string): New function.
6608 (parse_long_option): Handle takes_optional_argument.
6609 (parse_short_option): Update dash_z initializer. Handle
6610 takes_optional_argument.
6611 (General_options::General_options): Initialize do_demangle_.
6612 (General_options::finalize): Set do_demangle_. Handle demangling
6614 * options.h (parse_optional_string): Declare.
6615 (struct One_option): Add optional_arg field. Update constructor.
6616 Update call constructor calls. Add takes_optional_argument
6618 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6619 (DEFINE_optional_string): Define.
6620 (General_options::demangle): Change from DEFINE_bool to
6621 DEFINE_optional_string.
6622 (General_options::no_demangle): New function.
6623 (General_options::do_demangle): New function.
6624 (General_options::set_do_demangle): New function.
6625 (General_options::execstack_status_): Move definition to end of
6627 (General_options::static_): Likewise.
6628 (General_options::do_demangle_): New field.
6629 * object.cc (big_endian>::get_symbol_location_info): Call
6630 Options::do_demangle, not Options::demangle.
6631 * symtab.cc (demangle): Likewise.
6633 2008-03-22 Ian Lance Taylor <iant@google.com>
6635 * gold.h: Include <cstddef> and <sys/types.h>
6636 * options.h: Include <cstring>.
6638 2008-03-21 Ian Lance Taylor <iant@google.com>
6640 * Added source code to GNU binutils.