1 2010-02-08 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
6 Arm_relobj::scan_section_for_cortex_a8_stubs,
7 Arm_relobj::do_relocation_section): Instead of calling
8 Output_section::output_address, use faster
9 Arm_relobj::simple_input_section_output_address.
11 2010-02-08 David S. Miller <davem@davemloft.net>
13 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
14 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
15 relocation helper function.
17 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
18 just like R_SPARC_GOT{10,13,22}.
19 (Target_sparc::Scan::local): Likewise.
20 (Target_sparc::Relocate:relocate): Likewise.
22 2010-02-06 Ian Lance Taylor <iant@google.com>
24 * configure.ac: Rewrite targetobjs duplicate removal code to use
25 only shell constructs.
28 2010-02-05 Doug Kwan <dougkwan@google.com>
31 * arm.cc (Arm_relobj::section_is_scannable): New method.
32 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
33 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
35 2010-02-04 Doug Kwan <dougkwan@google.com>
38 * arm-reloc-property.cc (cstdio): Include.
39 * configure.ac (targetobjs): Remove duplicates.
40 * configure: Regenerate.
41 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
42 big and little endian version for a given address size.
44 2010-02-03 Doug Kwan <dougkwan@google.com>
46 * arm-reloc-property.cc
47 (Arm_reloc_property_table::reloc_name_in_error_message): New method
49 * arm-reloc-property.h
50 (Arm_reloc_property_table::get_implemented_static_reloc_property):
51 New method definition.
52 (Arm_reloc_property_table::reloc_name_in_error_message): New method
54 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
56 (GOT_PREL): Change implemented to Y.
57 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
58 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
59 (Arm_relocate_functions::movw_abs_nc): Remove method.
60 (Arm_relocate_functions::movt_abs): Ditto.
61 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
62 (Arm_relocate_functions::thm_movt_abs): Ditto.
63 (Arm_relocate_functions::movw_rel_nc): Ditto.
64 (Arm_relocate_functions::movw_rel): Ditto.
65 (Arm_relocate_functions::movt_rel): Ditto.
66 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
67 (Arm_relocate_functions:thm_movw_rel): Ditto.
68 (Arm_relocate_functions:thm_movt_rel): Ditto.
69 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
70 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
71 New method definitions.
72 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
73 (Arm_relocation_functions::arm_grp_ldr): Ditto.
74 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
75 (Arm_relocation_functions::arm_grp_ldc): Ditto.
76 (Target_arm::Relocate::relocate): Check for non-static or
77 unimplemented relocation code and exit early. Change calls to
78 Target_arm::reloc_uses_thumb_bit and
79 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
80 instead. Refactor code to handle similar relocations to increase
81 code sharing. Remove check for unsupported relocation code in switch
83 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
84 relocation property table to find out size. Change error message to
85 print out the name of a relocation code instead of the numeric value.
86 (Target_arm::scan_reloc_for_stub): Use relocation property table
87 instead of calling Target_arm::reloc_uses_thumb_bit().
89 2010-02-02 Doug Kwan <dougkwan@google.com>
91 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
92 types of relaxed input section.
94 2010-02-02 Doug Kwan <dougkwan@google.com>
96 * Makefile.am (HFILES): Add arm-reloc-property.h.
98 (TARGETSOURCES): Add arm-reloc-property.cc
99 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
100 (libgold_a_SOURCES): $(DEFFILES)
101 * Makefile.in: Regenerate.
102 * arm-reloc-property.cc: New file.
103 * arm-reloc-property.h: New file.
104 * arm-reloc.def: New file.
105 * arm.cc: Update comments.
106 (arm-reloc-property.h): New included header.
107 (arm_reloc_property_table): New global variable.
108 (Target_arm::do_select_as_default_target): New method definition.
109 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
110 arm-reloc-property to targ_extra_obj.
111 * parameters.cc (set_parameters_target): Call
112 Target::select_as_default_target().
113 * target.h (Target::select_as_default_target): New method definition.
114 (Target::do_select_as_default_target): Same.
116 2010-02-01 Doug Kwan <dougkwan@google.com>
118 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
119 first_output_text_section_.
120 (Arm_exidx_fixup::first_output_text_section): New method definition.
121 (Arm_exidx_fixup::first_output_text_section_): New data member.
122 (Arm_exidx_fixup::process_exidx_section): Record the first text
124 (Arm_output_section::fix_exidx_coverage): Set correct linked section
125 and entsize in output section header.
127 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
129 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
130 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
131 (Arm_relocate_functions::thm_alu11): New Method.
132 (Arm_relocate_functions::thm_pc8): New Method.
133 (Arm_relocate_functions::thm_pc12): New Method.
134 (Target_arm::Scan::local): Handle the relocations.
135 (Target_arm::Scan::global): Likewise.
136 (Target_arm::Relocate::relocate): Likewise.
137 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
139 2010-01-29 Doug Kwan <dougkwan@google.com>
141 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
142 of relocation types as ld.
144 2010-01-29 Doug Kwan <dougkwan@google.com>
146 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
148 (Arm_relocate_functions::thumb_branch_common): Ditto.
149 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
150 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
151 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
152 Arm_relocate_functions::jump24): Remove.
153 (Target_arm::Relocate::relocate): Adjust code to call
154 Arm_relocation_functions::arm_branch_common and
155 Arm_relocation_functions::thumb_branch_common instead of their removed
156 wrappers. Merge switch-cases together to reduce source code size.
158 2010-01-29 Doug Kwan <dougkwan@google.com>
160 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
161 output_local_symbol_count_needs_update_.
162 (Arm_relobj::output_local_symbol_count_needs_update,
163 Arm_relobj::set_output_local_symbol_count_needs_update,
164 Arm_relobj::update_output_local_symbol_count): New methods.
165 (Arm_relobj::output_local_symbol_count_needs_update_): New data
167 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
168 of pointed function as in a R_ARM_PREL31 relocation.
169 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
170 for output local symbol count updating.
171 (Target_arm::do_relax): Update output local symbol counts in objects
173 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
175 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
177 * arm.cc: Added support for the ARM relocations:
178 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
179 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
180 (Arm_relocate_functions::movw_rel_nc): Renamed (was
182 (Arm_relocate_functions::movw_rel): New method.
183 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
184 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
186 (Arm_relocate_functions::thm_movw_rel): New method.
187 (Arm_relocate_functions::thm_movt_rel): Renamed (was
189 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
191 (Target_arm::Scan::global): Likewise.
192 (Target_arm::Relocate::relocate): Likewise.
193 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
196 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
198 * arm.cc: Added support for ARM group relocations.
199 (Target_arm::reloc_needs_sym_origin): New method.
200 (Arm_relocate_functions::calc_grp_kn): New method.
201 (Arm_relocate_functions::calc_grp_residual): New method.
202 (Arm_relocate_functions::calc_grp_gn): New method.
203 (Arm_relocate_functions::arm_grp_alu): New Method.
204 (Arm_relocate_functions::arm_grp_ldr): New Method.
205 (Arm_relocate_functions::arm_grp_ldrs): New Method.
206 (Arm_relocate_functions::arm_grp_ldc): New Method.
207 (Target_arm::Scan::local): Handle the ARM group relocations.
208 (Target_arm::Scan::global): Likewise.
209 (Target_arm::Relocate::relocate): Likewise.
210 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
213 2010-01-26 Doug Kwan <dougkwan@google.com>
215 * arm.cc (set): Include.
216 (class Arm_exidx_fixup): Change type of last_input_section_ to const
218 (Arm_output_section::Text_section_list): New type.
219 (Arm_output_section::append_text_sections_to_list): New method.
220 (Arm_output_section::fix_exidx_coverage): Ditto.
221 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
222 (Arm_relobj::convert_input_section_to_relaxed_section): Use
223 Relobj::set_section_offset() instead of
224 Sized_relobj::invalidate_section_offset().
225 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
226 parameter for section headers. Ignore relocation sections for
227 unallocated sections and EXIDX sections.
228 (Target_arm::fix_exidx_coverage): New method.
229 (Target_arm::output_section_address_less_than): New type.
230 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
231 linked text section instead of the EXIDX section.
232 (Arm_output_section::create_stub_group): Add an assertion to check
233 that this is not an EXIDX output section.
234 (Arm_output_section::append_text_sections_to_list): New method.
235 (Arm_output_section::fix_exidx_coverage): Ditto.
236 (Arm_relobj::scan_sections_for_stubs): Adjust call to
237 Arm_relobj::section_needs_reloc_stub_scanning.
238 (Target_arm::do_relax): Fix EXIDX output section coverage in the
240 (Target_arm::fix_exidx_coverage): New method.
241 * object.h (Relobj::set_output_section): New method.
242 (Sized_relobj::invalidate_section_offset): Remove method.
243 (Sized_relobj::do_invalidate_section_offset): Remove method.
244 (Sized_relobj::do_set_section_offset): Handle offset value -1.
246 2010-01-25 Doug Kwan <dougkwan@google.com>
248 * arm.cc (Arm_exidx_merged_section::do_output_offset):
249 Fix warning due to signed and unsigned comparison on a 32-bit host.
251 2010-01-22 Doug Kwan <dougkwan@google.com>
253 * arm.cc (Target_arm::do_relax): Record an output section for section
254 offset adjustment it contains any stub table that has changed.
255 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
256 offsets in an output section if necessary.
257 * output.cc (Output_section::Output_section): Initialize
258 section_offsets_need_adjustments_.
259 (Output_section::add_input_section_for_script): Renamed to
260 Output_section::add_simple_input_section.
261 (Output_section::save_states): Add a comment.
262 (Output_section::discard_states): New method defintion.
263 (Output_section::adjust_section_offsets): Same.
264 * output.h (Output_section::add_input_section_for_script): Renamed to
265 Output_section::add_simple_input_section.
266 (Output_section::discard_states): New method declaration.
267 (Output_section::adjust_section_offsets): Same.
268 (Output_section::section_offsets_need_adjustment,
269 Output_section::set_section_offsets_need_adjustment): New method
271 (Output_section::section_offsets_need_adjustment_): New data member.
273 (Output_section_element_input::set_section_address): Adjust code for
274 renaming of Output_section::add_input_section_for_script.
275 (Orphan_output_section::set_section_address): Same.
277 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
279 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
280 Fix_v4bx enum values .
281 * gold/options.h (General_options): New option definitions.
282 (General_options::fix_v4bx): New method.
283 (General_options::Fix_v4bx): New enum.
284 * gold/options.cc (General_options::parse_fix_v4bx): New method.
285 (General_options::parse_fix_v4bx_interworking): New method.
287 2010-01-22 Doug Kwan <dougkwan@google.com>
289 * arm.cc (Arm_exidx_fixup): New class.
291 2010-01-21 Doug Kwan <dougkwan@google.com>
293 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
295 (Arm_exidx_section_offset_map): New type.
297 2010-01-21 Doug Kwan <dougkwan@google.com>
299 * arm.cc (Arm_exidx_input_section): New class.
300 (Arm_relobj::exidx_input_section_by_link,
301 Arm_relobj::exidx_input_section_by_shndx,
302 Arm_relobj::make_exidx_input_section): New methods.
303 (read_arm_attributes_section): Remove.
304 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
305 information about them.
306 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
309 2010-01-20 Doug Kwan <dougkwan@google.com>
311 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
312 Input_section_specifier to Section_id.
313 (Target_arm::new_arm_input_section: Adjust code for change of key
315 (Target_arm::find_arm_input_section): Ditto.
316 * gc.h (object.h): Include for Section_id nand Section_id_hash.
317 (Section_id): Remove.
318 (Garbage_collection::Section_id_hash): Remove.
319 * icf.h (object.h): Include for Section_id nand Section_id_hash.
320 (Section_id): Remove.
321 (Icf::Section_id_hash): Remove.
322 * object.h (Section_id, Const_section_id, Section_id_hash,
323 Const_section_id_hash): New type definitions.
324 * output.cc (Output_section::add_relaxed_input_section): Change to
325 use Const_section_id instead of Input_section_specifier as key type.
326 (Output_section::add_merge_input_section): Ditto.
327 (Output_section::build_relaxation_map): Change to use Section_id
328 instead of Input_section_specifier as key type.
329 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
331 (Output_section::convert_input_sections_to_relaxed_sections): Change
332 to use Const_section_id instead of Input_section_specifier as key type.
333 (Output_section::find_merge_section): Ditto.
334 (Output_section::find_relaxed_input_section): Ditto.
335 * output.h (Input_section_specifier): Remove class.
336 (Output_section::Output_section_data_by_input_section_map): Change
337 key type to Const_section_id.
338 (Output_section::Output_relaxed_input_section_by_input_section_map):
340 (Output_section::Relaxation_map): Change key type to Section_id.
342 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
344 * gold/arm.cc: Added support for R_ARM_V4BX relocation
345 (class Arm_v4bx_stub): New class.
346 (DEF_STUBS): Updated definition to support v4_veneer_bx.
347 (Stub_factory::make_arm_v4bx_stub): New method.
348 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
349 (Stub_table::empty): Handle v4bx stubs.
350 (Stub_table::add_arm_v4bx_stub): New method.
351 (Stub_table::find_arm_v4bx_stub): New method.
352 (Arm_relocate_functions::v4bx): New method.
353 (Target_arm::fix_v4bx): New method.
354 (Target_arm::Target_arm): Handle R_ARM_V4BX.
355 (Stub_table::relocate_stubs): Likewise.
356 (Stub_table::do_write): Likewise.
357 (Stub_table::update_data_size_and_addralign): Likewise.
358 (Stub_table::finalize_stubs): Likewise.
359 (Target_arm::Scan::local): Likewise.
360 (Target_arm::Scan::global): Likewise.
361 (Target_arm::do_finalize_sections): Likewise.
362 (Target_arm::Relocate::relocate): Likewise.
363 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
365 (Target_arm::scan_reloc_for_stub): Likewise.
366 (Target_arm::scan_reloc_section_for_stubs): Likewise.
368 2010-01-19 Ian Lance Taylor <iant@google.com>
370 * output.cc (Output_section_headers::do_sized_write): Write large
371 segment count to sh_info field.
372 (Output_file_header::do_sized_write): For large segment count,
373 write PN_XNUM to e_phnum field.
375 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
377 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
378 (Arm_relocate_functions::thm_jump8): New function.
379 (Arm_relocate_functions::thm_jump11): New function.
380 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
382 (Target_arm::Scan::global): Likewise.
383 (Target_arm::Relocate::relocate): Likewise.
384 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
387 2010-01-14 Doug Kwan <dougkwan@google.com>
389 * arm.cc (map, utility): Include headers.
390 (Target_arm::apply_cortex_a8_workaround): New method.
391 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
392 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
393 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
394 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
395 the --[no-]fix-cortex-a8 command line options.
396 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
397 (Target_arm::relocate_stub): Use addend in instruction template.
398 * options.h (DEFINE_bool): Set the user-set flag.
399 (General_options): Add --[no-]-fix-cortex options.
400 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
401 : Update fast look-up map after conversion.
403 2010-01-14 Sriraman Tallam <tmsriram@google.com>
405 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
406 in the first pass of do_layout.
408 2010-01-13 Doug Kwan <dougkwan@google.com>
410 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
411 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
412 apparent compiler problem of not folding static constant integral
413 data members of elfcpp::Elf_sizes<32>.
415 2010-01-13 Doug Kwan <dougkwan@google.com>
417 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
418 Arm_relobj::section_needs_cortex_a8_stub_scanning,
419 Arm_relobj::scan_section_for_cortex_a8_erratum,
420 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
421 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
422 sections to scan for relocation stubs into a new method
423 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
424 relocation and Cortex-A8 stub scanning.
425 (Target_arm::do_relax): Force stubs to be after stubbed sections
426 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
427 the beginning of a new relaxation pass. Update a comment.
428 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
430 2010-01-12 Ian Lance Taylor <iant@google.com>
432 * target-reloc.h (visibility_error): New inline function.
433 (relocate_section): Call visibility_error.
434 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
435 (MOSTLYCLEANFILES): Likewise.
436 (protected_4_pic.o, protected_3.err): New targets.
437 * testsuite/protected_4.cc: New file.
439 2010-01-12 Doug Kwan <dougkwan@google.com>
441 * arm.cc (Cortex_a8_reloc): New class.
442 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
443 and cortex_a8_relocs_info_.
444 (Target_arm::fix_cortex_a8): New method definition.
445 (Target_arm::Cortex_a8_relocs_info): New type.
446 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
447 New data member declarations.
448 (Target_arm::scan_reloc_for_stub): Record information about
449 relocations for THUMB branches that might be exempted from the
450 Cortex-A8 workaround.
451 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
452 at the beginning of a relaxation pass.
454 2010-01-12 Doug Kwan <dougkwan@google.com>
456 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
457 (Arm_relobj::Mapping_symbol_position,
458 Arm_reloj::Mapping_symbol_position_less,
459 Arm_relobj::Mapping_symbols_info): New types.
460 (Target_arm::is_mapping_symbol_name): New method definition.
461 (Arm_relobj::do_count_local_symbols): Save information about mapping
464 2010-01-11 Doug Kwan <dougkwan@google.com>
466 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
467 Arm_relocate_functions::thumb32_branch_upper,
468 Arm_relocate_functions::thumb32_branch_lower,
469 Arm_relocate_functions::thumb32_cond_branch_offset,
470 Arm_relocate_functions::thumb32_cond_branch_upper,
471 Arm_relocate_functions::thumb32_cond_branch_lower,
472 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
473 branch offset encoding.
474 (Arm_relocate_functions::thumb_branch_common): Use new branch
475 offset encoding methods to avoid code duplication.
476 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
477 (Stub_addend_reader::operator()): Use new branch encoding method
478 to avoid code duplication.
480 2010-01-11 Doug Kwan <dougkwan@google.com>
482 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
483 (Target_arm::do_finalize_sections): Define special EXIDX section
484 symbols only if referenced.
485 * gc.h (Garbage_collection::add_reference): New method.
486 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
489 2010-01-11 Ian Lance Taylor <iant@google.com>
491 * script.cc (Version_script_info::build_expression_list_lookup):
492 Change complaing about duplicate wildcard match from error to
495 * script.cc (class Lazy_demangler): Recreate--revert part of patch
497 (Version_script_info::Version_script_info): Initialize globs_,
498 default_version_, default_is_global_, and exact_. Don't
499 initialize globals_ or locals_.
500 (Version_script_info::build_lookup_tables): Build local symbols
502 (Version_script_info::unquote): New function.
503 (Version_script_info::add_exact_match): New function.
504 (Version_script_info::build_expression_list_lookup): Remove lookup
505 parameter. Add is_global parameter. Change all callers. Handle
506 wildcard pattern specially. Unquote pattern. Call
508 (Version_script_info::get_name_to_match): New function.
509 (Version_script_info::get_symbol_version): New function.
510 (Version_script_info::get_symbol_version_helper): Remove.
511 (Version_script_info::check_unmatched_names): Call unquote.
512 * script.h (class Version_script_info): Change get_symbol_version
513 to be non-inline and add is_global parameter; change all callers.
514 Rewrite symbol_is_local. Update declarations. Define struct
515 Version_tree_match, Exact, Globs. Don't define struct Lookup.
516 Remove globals_ and locals_ members. Add exact_, globs_,
517 default_version_, is_global_.
518 (Version_script_info::Glob): Remove pattern, add expression and
519 is_global. Update constructor. Change all callers.
520 * dynobj.cc (Versions::finalize): Mark the version symbol as the
522 (Versions::symbol_section_contents): If a symbol is undefined, or
523 defined in a dynamic object, set the version index to
525 * symtab.cc (Symbol_table::add_from_relobj): Don't call
527 (Symbol_table::add_from_pluginobj): Likewise.
528 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
530 2010-01-11 Doug Kwan <dougkwan@google.com>
532 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
533 (incremental_dump_LDADD): Add linking option for libintl.
534 * Makefile.in: Regenerate.
536 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
539 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
541 * testsuite/Makefile.in: Regenerated.
543 2010-01-10 Doug Kwan <dougkwan@google.com>
545 * options.h (DEFINE_var): Use parentheses around argument varname__
546 in macro body to avoid any unintended subsequent substitutions.
548 2010-01-10 Ian Lance Taylor <iant@google.com>
550 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
551 candidates before doing symbol resolution.
553 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
554 ODR candidates if only one is weak.
556 2010-01-08 Ian Lance Taylor <iant@google.com>
558 * script.cc (Version_script_info::build_expression_list_lookup):
559 Don't warn about ambiguous version, just record the ambiguity.
560 (Version_script_info::get_symbol_version_helper): Give error if
561 version is ambiguous.
563 2010-01-08 Doug Kwan <dougkwan@google.com>
565 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
566 prev_data_size_ and prev_addralign_. Remove initializer for
567 deleted data member has_been_changed_.
568 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
569 to determine if the table is empty.
570 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
572 (Stub_table::add_reloc_stub): Define method in class definition
573 instead of just declaring it there.
574 (Stub_table::add_cortex_a8_stub): New method definition.
575 (Stub_table::update_data_size_and_addralign): Ditto.
576 (Stub_table::finalize_stubs): Ditto.
577 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
578 (Stub_table::do_addralign_): Return address alignment in the
579 (Stub_table::do_reset_address_and_file_offset): Define method in
580 class definition instead of declaring it there. Set current data
581 size to be the data size of the previous pass.
582 (Stub_table::set_final_data_size): Use current data size as the
584 (Stub_table::relocate_stub): Change parameter type of stub from
585 Reloc_stub pointer to Stub pointer.
586 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
587 (Stub_table::Cortex_a8_stub_list): New typedef.
588 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
589 Stub_table::prev_addralign_): New data member.
590 (Arm_relobj::Arm_relobj): Initialize data member
591 section_has_cortex_a8_workaround_.
592 (Arm_relobj::section_has_cortex_a8_workaround,
593 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
595 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
597 (Target_arm::relocate_stub): Change parameter type of stub from
598 Reloc_stub pointer to Stub pointer.
599 (Insn_template::size, Insn_template::alignment): Handle
600 THUMB16_SPECIAL_TYPE.
601 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
602 Stub_table::update_data_size_and_addralign,
603 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
605 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
606 (Stub_table::do_write): Ditto.
607 (Target_arm::do_relax): Adjust code for changes in Stub_table.
609 2010-01-08 Ian Lance Taylor <iant@google.com>
612 * symtab.h (class Symbol): Remove fields is_target_special_ and
613 has_plt_offset_. Add field is_defined_in_discarded_section_.
614 (Symbol::is_defined_in_discarded_section): New function.
615 (Symbol::set_is_defined_in_discarded_section): New function.
616 (Symbol::has_plt_offset): Rewrite.
617 (Symbol::set_plt_offset): Verify that new offset is not -1U.
618 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
619 Don't initialize is_target_special_ or has_plt_offset_.
620 Initialize is_defined_in_discarded_section_.
621 (Symbol_table::add_from_relobj): If appropriate, set
622 is_defined_in_discarded_section.
623 * resolve.cc (Symbol::override_base_with_special): Don't test
624 is_target_special_. Change has_plt_offset_ to has_plt_offset().
625 * target-reloc.h (relocate_section): Do special handling for
626 symbols defined in discarded sections for global symbols as well
629 2010-01-08 Ian Lance Taylor <iant@google.com>
631 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
634 2010-01-08 Ian Lance Taylor <iant@google.com>
636 * object.cc (Sized_relobj::do_layout): Don't get confused if
637 layout_eh_frame returns NULL.
639 2010-01-08 Ian Lance Taylor <iant@google.com>
642 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
643 dynamic symbol table, use the normal symbol table.
644 (Sized_dynobj::do_read_symbols): Remove assertion about type of
647 2010-01-08 Ian Lance Taylor <iant@google.com>
650 * layout.cc (Layout::include_section): Remove .gnu_debuglink
653 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
655 * version.cc (print_version): Change to "Copyright 2010".
657 2010-01-08 Ian Lance Taylor <iant@google.com>
661 * i386.cc (class Target_i386): Change return type of plt_section
663 (class Output_data_plt_i386): Add tls_desc_rel_ field.
664 (Output_data_plt_i386::Output_data_plt_i386): Initialize
666 (Output_data_plt_i386::rel_tls_desc): New function.
667 (Target_i386::rel_tls_desc_section): New function.
668 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
669 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
670 R_386_TLS_DESC reloc in rel_tls_desc_section.
671 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
672 Define struct Tlsdesc_info.
673 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
674 (Target_x86_64::do_reloc_symbol_index): New function.
675 (Target_x86_64::add_tlsdesc_info): New function.
676 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
677 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
679 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
681 (Output_data_plt_x86_64::rela_tlsdesc): New function.
682 (Target_x86_64::rela_tlsdesc_section): New function.
683 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
685 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
686 (Target_x86_64::do_reloc_addend): New function.
687 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
688 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
689 declarations. Define TARGET_CODE. Add arg field to u1_ union.
690 (Output_reloc::type): New function.
691 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
692 (Output_reloc::is_target_specific): New function.
693 (Output_reloc::target_arg): New function.
694 (class Output_reloc) [SHT_RELA]: Add four new constructors for
695 absolute relocs and target specific relocs.
696 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
698 (class Output_data_reloc) [SHT_RELA]: Likewise.
699 * output.cc (Output_reloc::Output_reloc): Add four new versions
700 for absolute relocs and target specific relocs.
701 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
702 (Output_reloc::get_symbol_index): Likewise.
703 (Output_reloc::local_section_offset): Check that local_sym_index_
704 is not TARGET_CODE or 0.
705 (Output_reloc::symbol_value): Likewise.
706 (Output_reloc::write) [SHT_RELA]: Call target for target specific
708 * target.h (class Target): Add reloc_symbol_index and reloc_addend
709 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
711 * layout.cc (add_target_dynamic_tags): Use output section for
712 DT_PLTRELSZ and DT_JMPREL.
714 2010-01-07 Ian Lance Taylor <iant@google.com>
717 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
719 (class Output_data_reloc_generic): Define.
720 (class Output_data_reloc_base): Change base class to
721 Output_data_reloc_generic. Change add() method to call
722 bump_relative_reloc_count for a relative reloc. Remove
724 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
726 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
727 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
729 * layout.h (class Layout): Update declaration.
731 2010-01-07 Ian Lance Taylor <iant@google.com>
733 * output.h (class Output_data): Add const version of
734 output_section and do_output_section.
735 (class Output_section_data): Add const version of
737 (class Output_section): Likewise.
738 * layout.cc (Layout::add_target_dynamic_tags): New function.
739 * layout.h (class Layout): Update declarations.
740 * arm.cc (Target_arm::do_finalize_sections): Use
741 add_target_dynamic_tags.
742 * i386.cc (Target_i386::do_finalize_sections): Likewise.
743 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
744 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
745 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
747 2010-01-07 Ian Lance Taylor <iant@google.com>
750 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
753 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
754 Ian Lance Taylor <iant@google.com>
757 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
758 Xindex::read_symtab_xindex.
760 2010-01-07 Doug Kwan <dougkwan@google.com>
762 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
763 (Insn_template::thumb16_bcond_insn): New method declaration.
764 (Insn_template): Fix spelling.
765 (Stub::thumb16_special): New method declaration.
766 (Stub::do_write): Define virtual method which was previously pure
768 (Stub::do_thumb16_special): New method declaration.
769 (Stub::do_fixed_endian_write): New template member.
770 (Reloc_stub::do_write): Remove.
771 (Reloc_stub::do_fixed_endian_write): Remove.
772 (Cortex_a8_stub): New class definition.
773 (Stub_factory::make_cortex_a8_stub): New method definition.
774 (Stub_factory::Stub_factory): Add missing static storage class
775 qualifier for elf32_arm_stub_a8_veneer_blx.
777 2010-01-07 Ian Lance Taylor <iant@google.com>
780 * options.h (class General_options): Add --warn-unresolved-symbols
781 and --error-unresolved-symbols.
782 * errors.cc (Errors::undefined_symbol): Implement
783 --warn-unresolved-symbols.
785 * options.h (class General_options): Add -z text and -z textoff.
786 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
788 2010-01-06 Sriraman Tallam <tmsriram@google.com>
790 * gc.h (Garbage_collection::Cident_section_map): New typedef.
791 (Garbage_collection::cident_sections): New function.
792 (Garbage_collection::add_cident_section): New function.
793 (Garbage_collection::cident_sections_): New member.
794 (gc_process_relocs): Add references to sections whose names are C
796 * gold.h (cident_section_start_prefix): New constant.
797 (cident_section_stop_prefix): New constant.
798 (is_cident): New function.
799 * layout.cc (Layout::define_section_symbols): Replace string constants
800 with the newly defined constants.
801 * object.cc (Sized_relobj::do_layout): Track sections whose names are
803 * testsuite/Makefile.am: Add gc_orphan_section_test.
804 * testsuite/Makefile.in: Regenerate.
805 * testsuite/gc_orphan_section_test.cc: New file.
806 * testsuite/gc_orphan_section_test.sh: New file.
808 2010-01-06 Ian Lance Taylor <iant@google.com>
811 * options.h (class General_options): Add --warn-shared-textrel.
812 * layout.cc (Layout::finish_dynamic_section): Implement
813 --warn-shared-textrel.
816 * options.h (class General_options): Add --warn-multiple-gp.
818 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
820 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
821 $(THREADSLIB) and $(LIBDL).
822 * Makefile.in: Rebuild.
824 2010-01-06 Ian Lance Taylor <iant@google.com>
827 * options.cc (General_options::parse_section_start): New function.
828 (General_options::section_start): New function.
829 (General_options::General_options): Initialize all members.
830 * options.h: Include <map>
831 (class General_options): Add --section-start. Add section_starts_
833 * layout.cc (Layout::attach_allocated_section_to_segment): If
834 --section-start was used, set the address of the segment. Remove
836 (Layout::relaxation_loop_body): If the address of the load segment
837 has been set by --section-start, don't use it.
838 * output.h (Output_segment::update_flags_for_output_section): New
840 * output.cc (Output_segment::add_output_section): Call
841 update_flags_for_output_section.
843 2010-01-05 Ian Lance Taylor <iant@google.com>
846 * options.h (class General_options): Add --undefined-version.
847 * script.cc (struct Version_expression): Add was_matched_by_symbol
849 (Version_script_info::matched_symbol): New function.
850 (Version_script_info::get_symbol_version_helper): Call
852 (Version_script_info::check_unmatched_names): New function.
853 * script.h (class Version_script_info): Update declarations.
854 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
856 * options.h (class General_options): Use DEFINE_bool_alias for
857 allow_multiple_definition.
858 * resolve.cc (Symbol_table::should_override): Don't test
859 allow_multiple_definition.
862 * options.h (class General_options): Add --cref.
863 * main.cc (main): Print cref table if --cref. Don't close mapfile
864 until after printing cref table.
865 * cref.cc: Include "symtab.h".
866 (class Cref_inputs): Define Cref_table_compare and Cref_table.
867 (Cref_table_compare::operator()): New function.
868 (Cref_inputs::gather_cref): New function.
869 (filecol): New static const.
870 (Cref_inputs::print_cref): New function.
871 (Cref::print_cref): New function.
872 * cref.h: Include <cstdio>.
873 (class Cref): Update declarations.
874 * mapfile.h (Mapfile::file): New function.
875 * object.h (class Object): Define Symbols. Declare virtual
876 do_get_global_symbols.
877 (Object::get_global_symbols): New function.
878 * object.cc (Input_objects::add_object): Pass object to cref_ if
880 (Input_objects::archive_start): Likewise.
881 (Input_objects::archive_stop): Likewise.
882 (Input_objects::print_cref): New function.
883 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
884 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
886 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
888 * plugin.h (class Sized_pluginobj): Update declarations.
890 2010-01-05 Ian Lance Taylor <iant@google.com>
892 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
893 to is_default_version. Rename insdef to insdefault.
894 (Symbol_table::add_from_relobj): Rename def to is_default_version
895 and local to is_forced_local.
896 (Symbol_table::add_from_pluginobj): Likewise.
897 (Symbol_table::add_from_dynobj): Likewise.
898 (Symbol_table::define_special_symbol): Rename insdef to
901 2010-01-04 Ian Lance Taylor <iant@google.com>
904 * options.h (class General_options): Add
905 --allow-multiple-definition and -z muldefs.
906 * resolve.cc (Symbol_table::should_override): Don't warn about a
907 multiple symbol definition if --allow-multiple-definition or -z
911 * options.h (class General_options): Add --add-needed and
912 --copy-dt-needed-entries. Tweak --as-needed help entry.
913 * object.cc (Input_objects::check_dynamic_dependencies): Give an
914 error if --copy-dt-needed-entries aka --add-needed is used and
915 would cause a change in behaviour.
918 * options.h (class General_options): Add -G as a short version of
919 --shared. Add no-op options -assert, -g, and -i.
921 2010-01-04 Sriraman Tallam <tmsriram@google.com>
923 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
924 check for .text or .gnu.linkonce.t sections.
925 * icf.cc (Icf::find_identical_sections): Ditto.
926 Change the detection for mangled function name within the section
928 * icf.h (is_section_foldable_candidate): New function.
930 2009-12-30 Ian Lance Taylor <iant@google.com>
933 * options.h (class General_options): Permit two dashes with
934 --retain-symbols-file.
936 2009-12-30 Ian Lance Taylor <iant@google.com>
939 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
940 don't put the file header and segment headers in the text
944 * common.cc (Sort_commons::operator()): Stabilize sort when both
946 (Symbol_table::do_allocate_commons_list): When allocating common
947 symbols, skip a symbol which is no longer common.
948 * symtab.h (Symbol::is_common): Test whether the symbol comes from
949 an object before checking its type.
950 * testsuite/common_test_2.c: New file.
951 * testsuite/common_test_3.c: New file.
952 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
953 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
954 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
955 (common_test_2_pic.o, common_test_2.so): New targets.
956 (common_test_3_pic.o, common_test_3.so): New targets.
957 * testsuite/Makefile.in: Rebuild.
960 * script.cc (read_input_script): If we see a new SECTIONS clause,
961 and we have added an input section, give an error.
962 * layout.h (class Layout): Add have_added_input_section function.
963 Add have_added_input_section_ field.
964 * layout.cc (Layout::Layout): Initialize
965 have_added_input_section_.
966 (Layout::layout): Set have_added_input_section_.
967 (Layout::layout_eh_frame): Likewise.
969 2009-12-30 Ian Lance Taylor <iant@google.com>
972 * options.h (class General_options): Add --sort-common option.
973 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
974 * common.cc (Sort_common): Add sort_order parameter to
975 constructor. Add sort_order_ field.
976 (Sort_commons::operator): Check sort_order_.
977 (Symbol_table::allocate_commons): Determine the sort order.
978 (Symbol_table::do_allocate_commons): Add sort_order parameter.
980 (Symbol_table::do_allocate_commons_list): Likewise.
982 2009-12-30 Ian Lance Taylor <iant@google.com>
985 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
986 symbols from this object, don't change the visibility of an
988 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
990 2009-12-30 Ian Lance Taylor <iant@google.com>
993 * script.h (class Version_script_info): Define Language enum.
994 Update declarations. Define Glob, Exact, and Lookup types. Add
995 new fields globals_, locals_, and is_finalized_.
996 * script.cc: Various formatting fixes.
997 (class Parser_closure): Change language_stack_ from a vector of
998 std::string to one of Version_script_info::Language. Adjust all
1000 (class Lazy_demangler): Remove.
1001 (struct Version_expression): Change language from std::string to
1002 Version_script_info::Language.
1003 (Version_script_info::Version_script_info): New function.
1004 (Version_script_info::~Version_script_info): Don't call clear.
1005 (Version_script_info::finalize): New function.
1006 (Version_script_info::build_lookup_tables): New function.
1007 (Version_script_info::build_expression_list_lookup): New
1009 (Version_script_info::get_symbol_version_helper): Rewrite to use
1011 (Version_script_info::print_expression_list): Adjust to use
1012 Version_script_info::Language.
1013 (script_push_lex_into_version_mode): Check that the version script
1014 has not been finalized.
1015 (version_script_push_lang): Change language string to
1016 Version_script_info::Language.
1017 * options.cc (Command_line::version_script): New function.
1018 * options.h (class General_options): Add finalize_dynamic_list
1019 function. Change version_script from declaration to definition.
1020 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1021 * testsuite/version_script.map: Remove duplicate def of foo.
1022 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1024 * testsuite/Makefile.in: Rebuild.
1026 2009-12-30 Ian Lance Taylor <iant@google.com>
1029 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1030 if the input symbol index is 0, make the output symbol index 0.
1032 2009-12-30 Ian Lance Taylor <iant@google.com>
1035 * options.h (class General_options): Add -x/--discard-all.
1036 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1037 --discard-all. If the local symbol needs a dynamic entry, check
1038 that before handling --discard-locals.
1040 2009-12-30 Ian Lance Taylor <iant@google.com>
1043 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1045 (Output_segment::add_output_section): Don't change the flags if
1049 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1050 GNU hash table if they need a dynamic value. Otherwise, don't add
1051 them if they are defined in a dynamic object or are forced local.
1053 2009-12-29 Ian Lance Taylor <iant@google.com>
1056 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1057 .gnu.hash table for a 32-bit target.
1060 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1061 regular and a dynamic object only needs a dynamic symbol table
1062 entry if it is externally visible.
1065 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1066 constructor. Add global_offset_table_ field.
1067 (Target_i386::got_section): Set global_offset_table_.
1068 (Target_i386::do_finalize_sections): Set global_offset_table_
1070 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1071 in constructor. Add global_offset_table_ field.
1072 (Target_x86_64::got_section): Set global_offset_table_.
1073 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1076 * layout.cc (Layout::Layout): Initialize increase_relro_.
1077 (Layout::get_output_section): Add is_relro, is_last_relro, and
1078 is_first_non_relro parameters. Change all callers.
1079 (Layout::choose_output_section): Likewise.
1080 (Layout::add_output_section_data): Likewise.
1081 (Layout::make_output_section): Likewise.
1082 (Layout::set_segment_offsets): Clear increase_relro when using a
1084 * layout.h (class Layout): Add increase_relro method. Add
1085 increase_relro_ field. Update declarations.
1086 * output.cc (Output_section::Output_section): Initialize
1087 is_last_relro_ and is_first_non_relro_.
1088 (Output_segment::add_output_section): Group relro sections is
1089 do_sort is true. Handle is_last_relro and is_first_non_relro.
1090 (Output_segment::maximum_alignment): Remove relro handling.
1091 (Output_segment::set_section_addresses): Add increase_relro
1092 parameter. Change all callers. Add initial alignment to align
1093 relro sections on separate page. Remove old relro handling.
1094 (Output_segment::set_section_list_addresses): Remove in_relro
1095 parameter. Change all callers.
1096 (Output_segment::set_offset): Add increase parameter. Change all
1097 callers. Remove old relro handling.
1098 * output.h (class Output_section): Add new methods: is_last_relro,
1099 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1100 Add is_last_relro_ and is_first_non_relro_ fields.
1101 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1102 Create separate .got.plt section. Call increase_relro.
1103 * x86_64.cc (Target_x86_64::got_section): Likewise.
1104 * testsuite/relro_script_test.t: Add .got.plt.
1107 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1108 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1109 (Layout::finalize): Call set_dynamic_symbol_size.
1110 (Layout::set_dynamic_symbol_size): New function.
1111 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1112 set_dynamic_symbol_size.
1115 * output.h (class Output_section): Add is_entsize_zero_ field.
1116 * output.cc (Output_section::Output_section): Initialize
1118 (Output_section::set_entsize): If two different entsizes are
1119 requested, force it to zero.
1120 (Output_section::add_input_section): Set flags for .debug_str
1121 before updating section flags. Set entsize.
1122 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1123 and SHF_STRING if all input sections have those flags.
1125 2009-12-29 Rafael Espindola <espindola@google.com>
1127 * main.cc (main): Fix the sys time reporting.
1128 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1131 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1133 * options.cc (General_options::parse_version): Allow -v to exit
1134 without an error if there is nothing to link.
1136 2009-12-29 Ian Lance Taylor <iant@google.com>
1138 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1139 using a version of gcc before 4.1.
1140 * configure: Rebuild.
1142 2009-12-28 Chris Demetriou <cgd@google.com>
1144 * attributes.cc (Output_attributes_section_data::do_write): Use
1145 std::vector::front rather than std::vector::data.
1147 2009-12-28 Ian Lance Taylor <iant@google.com>
1149 * symtab.h (class Symbol_table): Add enum Defined.
1150 * resolve.cc (Symbol_table::should_override): Add defined
1151 parameter. Change all callers. Test whether object is NULL
1152 before calling a method on it.
1153 (Symbol_table::report_resolve_problem): Add defined parameter.
1155 (Symbol_table::should_override_with_special): Likewise.
1156 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1157 parameter. Change all callers.
1158 (Symbol_table::do_define_in_output_data): Likewise.
1159 (Symbol_table::define_in_output_segment): Likewise.
1160 (Symbol_table::do_define_in_output_segment): Likewise.
1161 (Symbol_table::define_as_constant): Likewise.
1162 (Symbol_table::do_define_as_constant): Likewise.
1163 * script.h (class Symbol_assignment): Add is_defsym parameter to
1164 constructor; change all callers.
1165 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1166 parameter. Change all callers. Add is_defsym_ field.
1167 (class Parser_closure): Add parsing_defsym parameter to
1168 constructor; change all callers. Add parsing_defsym accessor
1169 function. Add parsing_defsym_ field.
1171 2009-12-28 Ian Lance Taylor <iant@google.com>
1173 * gold.cc (queue_middle_tasks): Fix formatting.
1174 * object.cc (Relobj::is_section_name_included): Likewise.
1176 2009-12-23 Ian Lance Taylor <iant@google.com>
1178 * i386.cc (Target_i386::do_calls_non_split): Recognize
1179 -fsplit-stack prologue for a function with a static chain.
1180 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1181 -fsplit-stack prologue when using %r11.
1183 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1185 * options.cc (General_options::parse_version): Make -v continue and do
1186 the link like GNU ld does.
1188 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1190 * Makefile.am (CCFILES): Add timer.cc.
1191 (HFILES): Add timer.h.
1192 * configure.ac: Check for sysconf and times.
1193 * main.cc: include timer.h.
1194 (main): Use Timer instead of get_run_time.
1197 * workqueue.cc: include timer.h.
1198 (Workqueue::find_and_run_task):
1199 Report user, sys and wall time.
1200 * Makefile.in: Regenerate.
1201 * config.in: Regenerate.
1202 * configure: Regenerate.
1204 2009-12-16 Doug Kwan <dougkwan@google.com>
1206 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1208 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1209 relaxed input sections.
1210 * output.cc (Output_section::find_relaxed_input_section): Change
1211 return type to Output_relaxed_input_section pointer. Adjust code
1212 for new type of relaxed_input_section_map_.
1213 * output.h (Output_section::find_relaxed_input_section): Change
1214 return type to Output_relaxed_input_section pointer.
1215 (Output_section::Output_relaxed_input_section_by_input_section_map):
1217 (Output_section::relaxed_input_section_map_): Change type to
1218 Output_section::Output_relaxed_input_section_by_input_section_map.
1219 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1222 2009-12-15 Ian Lance Taylor <iant@google.com>
1224 * layout.cc (Layout::create_shstrtab): Only write out after input
1225 sections if we are compressing debug sections.
1227 2009-12-15 Ian Lance Taylor <iant@google.com>
1229 * archive.cc (Archive::add_symbols): Only look up a symbol without
1230 a version if there is, in fact, a version.
1232 2009-12-14 Ian Lance Taylor <iant@google.com>
1234 Revert -Wshadow changes, all changes from:
1235 2009-12-11 Doug Kwan <dougkwan@google.com>
1236 2009-12-11 Nick Clifton <nickc@redhat.com>
1237 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1239 2009-12-11 Doug Kwan <dougkwan@google.com>
1241 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1243 * attributes.cc (Object_attribute::size): Ditto.
1244 (Attributes_section_data::size): Ditto.
1245 (Attributes_section_data::Attributes_section_data): Ditto.
1246 (Output_attributes_section_data::do_write): Ditto.
1247 * attributes.h (Object_attribute::set_type): Ditto.
1248 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1250 2009-12-11 Nick Clifton <nickc@redhat.com>
1252 * archive.cc: Fix shadowed variable warnings.
1254 * compressed_output.cc: Likewise.
1255 * compressed_output.h: Likewise.
1256 * configure: Likewise.
1257 * dwarf_reader.cc: Likewise.
1258 * dynobj.cc: Likewise.
1259 * dynobj.h: Likewise.
1260 * ehframe.cc: Likewise.
1261 * ehframe.h: Likewise.
1262 * errors.cc: Likewise.
1263 * expression.cc: Likewise.
1264 * fileread.cc: Likewise.
1265 * fileread.h: Likewise.
1266 * freebsd.h: Likewise.
1267 * i386.cc: Likewise.
1269 * incremental.h: Likewise.
1270 * layout.cc: Likewise.
1271 * layout.h: Likewise.
1272 * mapfile.cc: Likewise.
1273 * merge.cc: Likewise.
1274 * merge.h: Likewise.
1275 * object.cc: Likewise.
1276 * object.h: Likewise.
1277 * options.h: Likewise.
1278 * output.cc: Likewise.
1279 * output.h: Likewise.
1280 * parameters.cc: Likewise.
1281 * plugin.cc: Likewise.
1282 * powerpc.cc: Likewise.
1283 * reduced_debug_output.cc: Likewise.
1284 * reduced_debug_output.h: Likewise.
1285 * reloc.cc: Likewise.
1286 * reloc.h: Likewise.
1287 * resolve.cc: Likewise.
1288 * script-sections.cc: Likewise.
1289 * script.cc: Likewise.
1290 * script.h: Likewise.
1291 * sparc.cc: Likewise.
1292 * symtab.cc: Likewise.
1293 * symtab.h: Likewise.
1294 * target-select.cc: Likewise.
1295 * target-select.h: Likewise.
1296 * token.h: Likewise.
1297 * workqueue.cc: Likewise.
1298 * workqueue.h: Likewise.
1299 * x86_64.cc: Likewise.
1301 2009-12-10 Doug Kwan <dougkwan@google.com>
1303 * arm.cc (attributes.h): New include.
1304 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1305 (Arm_relobj::~Arm_relobj): Delete object pointed by
1306 attributes_section_data_.
1307 (Arm_relobj::attributes_section_data): New method definition.
1308 (Arm_relobj::attributes_section_data_): New data member declaration.
1309 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1310 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1311 attributes_section_data_.
1312 (Arm_dynobj::attributes_section_data): New method definition.
1313 (Arm_dynobj::attributes_section_data_): New data member declaration.
1314 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1315 initialization value of may_use_blx_ to false.
1316 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1317 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1318 object attributes to compute results instead of hard-coding.
1319 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1320 Target_arm::get_secondary_compatible_arch,
1321 Target_arm::set_secondary_compatible_arch
1322 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1323 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1324 New method declarations.
1325 (Target_arm::get_aeabi_object_attribute): New method definition.
1326 (Target_arm::attributes_section_data_): New data member declaration.
1327 (read_arm_attributes_section): New template definition.
1328 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1329 (Arm_dynobj::do_read_symbols): Ditto.
1330 (Target_arm::do_finalize_sections): Merge attributes sections from
1331 input. Check for BLX use after attributes section merging.
1332 Fix __exidx_start and __exidx_end visibility. Create an
1333 .ARM.attributes section if necessary.
1334 (Target_arm::get_secondary_compatible_arch,
1335 Target_arm::set_secondary_compatible_arch,
1336 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1337 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1338 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1339 New method definitions.
1341 2009-12-09 Ian Lance Taylor <iant@google.com>
1343 * plugin.cc (Plugin::load): Don't cast from void* to a function
1346 2009-12-09 Ian Lance Taylor <iant@google.com>
1348 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1351 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1353 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1354 Replace two_file_shared_1.so with two_file_shared_2.so.
1355 * testsuite/Makefile.in: Regenerated.
1357 2009-12-08 Doug Kwan <dougkwan@google.com>
1359 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1360 (HFILES): Add attributes.h and int_encoding.h.
1361 * Makefile.in: Regenerate.
1362 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1363 function definitions to int_encoding.cc
1364 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1365 prototypes to int_encoding.h
1366 * reduced_debug_output.cc (int_encoding.h): New include.
1367 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1368 function definitions to int_encoding.cc
1369 (insert_into_vector, read_from_pointer): Move template definitions to
1371 * attributes.cc: New file.
1372 * attributes.h: New file.
1373 * int_encoding.cc: New file.
1374 * int_encoding.h: New file.
1376 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1379 * incremental-dump.cc (dump_incremental_inputs): New.
1380 (main): Use dump_incremental_inputs.
1382 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1385 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1386 checking elfcpp::STT_FUNC.
1387 (Target_i386::Relocate::relocate): Likewise.
1388 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1390 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1391 symbols from shared libraries into normal FUNC symbols.
1393 * symtab.h (Symbol): Add is_func and use it.
1395 2009-12-05 Doug Kwan <dougkwan@google.com>
1397 * arm.cc (Target_arm::arm_info): Initialize new fields
1398 attributes_section and attributes_vendor.
1399 * i386.cc (Target_i386::i386_info): Same.
1400 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1401 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1402 fields attributes_section and attributes_vendor.
1403 * sparc.cc (Target_sparc::sparc_info): Same.
1404 * target.h (Target::attributes_section, Target::attributes_vendor,
1405 Target::is_attributes_section, Target::attribute_arg_type,
1406 Target::attributes_order): New method definitions.
1407 (Target::Target_info::attributes_section,
1408 Target::Target_info::attributes_vendor): New fields.
1409 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1410 virtual method definitions.
1411 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1412 attributes_section and attributes_vendor.
1413 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1415 2009-12-05 Doug Kwan <dougkwan@google.com>
1417 * arm.cc: Update comments about interworking and stub generation.
1418 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1419 considered as non-PIC.
1420 (Arm_relocate_functions::base_abs): Fix formatting.
1421 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1422 of function to use GOT entry address instead of offset.
1423 (Target_arm::Scan::global): Issue an error if a symbol would need a
1424 PLT does not get one because it is untyped. Remove code to create
1425 dynamic symbols for relative branches.
1426 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1427 takes unsigned integer instead of boolean.
1429 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1431 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1432 (two_file_test_LDADD): Likewise.
1433 (common_test_1_LDADD): Likewise.
1434 (exception_test_LDADD) Likewise.
1435 (weak_test_LDADD): Likewise.
1436 (many_sections_test_LDADD): Likewise.
1437 (initpri1_LDADD): Likewise.
1438 (script_test_1_LDADD): Likewise.
1439 (script_test_2_LDADD): Likewise.
1440 (justsyms_LDADD): Likewise.
1441 (binary_test_LDADD): Likewise.
1442 (large_LDADD): Likewise.
1443 * testsuite/Makefile.in: Regenerated.
1445 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1447 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1448 (Symbol_table::override_with_special): Likewise.
1449 (Symbol_table::add_from_object): Likewise.
1451 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1453 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1454 Don't set the data_offset twice.
1456 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1458 * testsuite/Makefile.in: Regenerate.
1460 2009-12-03 Doug Kwan <dougkwan@google.com>
1462 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1463 (Target_arm::do_finalize_sections): Add parameter for symbol table
1464 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1465 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1466 parameter for symbol table pointer.
1467 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1468 an additional parameter for a pointer to symbol table.
1469 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1470 parameter for a symbol table pointer.
1471 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1472 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1474 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1475 parameter for a symbol table pointer.
1477 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1479 * incremental.cc (Incremental_inputs_header)
1480 (Incremental_inputs_header_write, Incremental_inputs_entry)
1481 (Incremental_inputs_entry_write): Move ...
1482 * incremental.h (Incremental_inputs_header)
1483 (Incremental_inputs_header_write, Incremental_inputs_entry)
1484 (Incremental_inputs_entry_write): here.
1486 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1488 * incremental.cc (make_sized_incremental_binary): Set the target.
1489 Error if it is incompatible.
1490 * output.h (Output_file): Add filename method.
1492 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1494 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1495 from the get_* methods.
1497 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1499 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1500 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1501 Write 0 for the data_offset of scripts.
1503 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1505 * testsuite/Makefile.am: Add the incremental_test.sh test.
1506 * testsuite/incremental_test.sh: New.
1507 * testsuite/incremental_test_1.c: New.
1508 * testsuite/incremental_test_2.c: New.
1510 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1512 * incremental-dump.cc (main): Fix typos.
1514 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1517 * incremental-dump.cc (main): Use llu to print 64 bit values.
1519 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1520 H.J. Lu <hongjiu.lu@intel.com>
1522 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1524 (incremental_dump_LDADD): Likewise.
1525 * Makefile.in: Regenerated.
1527 2009-11-25 Doug Kwan <dougkwan@google.com>
1531 2009-11-25 Doug Kwan <dougkwan@google.com>
1533 * arm.cc (Target_arm::Target_arm): Move method definition
1534 outside of class definition. Add code to handle
1535 --target1-rel, --target1-abs and --target2= options.
1536 (Target_arm::get_reloc_reloc_type): Change method to be
1537 non-static and const.
1538 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1539 New data member declaration.
1540 (Target_arm::Scan::local, Target_arm::Scan::global,
1541 Target_arm::Relocate::relocate,
1542 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1543 Adjust call to Target_arm::get_real_reloc_type.
1544 (Target_arm::get_real_reloc_type): Use command line options
1545 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1546 * options.h (--target1-rel, --target1-abs, --target2): New
1549 2009-11-25 Doug Kwan <dougkwan@google.com>
1551 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1552 class definition. Add code to handle --target1-rel, --target1-abs
1553 and --target2= options.
1554 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1556 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1558 (Target_arm::Scan::local, Target_arm::Scan::global,
1559 Target_arm::Relocate::relocate,
1560 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1561 call to Target_arm::get_real_reloc_type.
1562 (Target_arm::get_real_reloc_type): Use command line options to
1563 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1564 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1567 2009-11-25 Doug Kwan <dougkwan@google.com>
1569 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1570 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1571 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1573 (Arm_relocate_functions::thm_call): Replace body with a call to
1574 Arm_relocate_functions::thumb_branch_common.
1575 (Arm_relocate_functions::thm_jump24,
1576 Arm_relocate_functions::thm_xpc22): New method definitions.
1577 (Arm_relocate_functions::thumb_branch_common): New method definition.
1578 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1580 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1581 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1583 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1585 * Makefile.am: Build incremental-dump
1586 * Makefile.in: Regenerate.
1587 * incremental-dump.cc: New.
1588 * incremental.cc (Incremental_inputs_header_data,
1589 Incremental_inputs_entry_data): Move to incremental.h
1590 * incremental.h: (Incremental_inputs_header_data,
1591 Incremental_inputs_entry_data): Move from incremental.cc
1593 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1595 * incremental.cc (Incremental_inputs_header,
1596 Incremental_inputs_header_write, Incremental_inputs_entry,
1597 Incremental_inputs_entry_write): Add a typedef with the data type.
1599 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1601 * incremental.cc (Incremental_inputs_header,
1602 Incremental_inputs_header_write, Incremental_inputs_entry,
1603 Incremental_inputs_entry_write): Update comment about which
1604 type has the filed descriptions.
1606 2009-11-15 Doug Kwan <dougkwan@google.com>
1608 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1609 (Arm_relocate_functions::arm_branch_common): Change method defintion
1610 in class definition to a method declaration and update list of formal
1612 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1613 Arm_relocation_functions::jump24): Adjust call to
1614 Arm_relocate_functions::arm_branch_common. Update list of formal
1616 (Arm_relocate_functions::xpc25): New method definition.
1617 (Arm_relocate_functions::arm_branch_common): Move method defintion
1618 out from class definition. Use stubs for mode-switching and extending
1620 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1621 specially. Change code to enable use of stubs in ARM branches.
1623 2009-11-10 Doug Kwan <dougkwan@google.com>
1625 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1626 in method declaration.
1627 (Target_arm::relocate_stub): New method declaration.
1628 (Target_arm::default_target): Change to return a pointer instead of
1630 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1631 Target_arm::default_target.
1632 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1634 (Target_arm::relocate_section): Adjust view.
1635 (Target_arm::relocate_stub): New method definition.
1637 2009-11-10 Doug Kwan <dougkwan@google.com>
1639 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1641 * incremental.cc (open_incremental_binary): Initialized local
1642 variables to avoid warnings.
1643 * object.cc (make_elf_object): Ditto.
1644 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1647 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1650 * testsuite/plugin_test.c: Include "config.h".
1652 2009-11-09 Doug Kwan <dougkwan@google.com>
1654 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1655 (arm_symbol_value): Remove.
1656 (Arm_relocate_functions::arm_branch_common,
1657 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1658 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1659 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1660 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1661 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1662 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1663 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1664 Arm_relocate_functions::thm_mobw_abs_nc,
1665 Arm_relocate_functions::thm_mov_abs,
1666 Arm_relocate_functions::movw_prel_nc,
1667 Arm_relocate_functions::thm_movt_abs,
1668 Arm_relocate_functions::movt_prel,
1669 Arm_relocate_functions::thm_movw_prel_nc,
1670 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1671 (Target_arm::Relocate::relocate): Only decompose address into two
1672 parts if relocation type uses the thumb-bit and pass the actual
1673 bit instead of a flag indicating that the thumb-bit is used. Adjust
1674 calls to methods in Arm_relocate_functions for this change.
1676 2009-11-08 Ian Lance Taylor <iant@google.com>
1679 * reloc.cc: Instantiate
1680 Sized_relobj::initialize_input_to_output_maps and
1681 Sized_relobj:free_input_to_output_maps.
1683 2009-11-06 Ian Lance Taylor <iant@google.com>
1686 * defstd.cc (in_segment): Set only_if_ref true for "end".
1688 2009-11-06 Doug Kwan <dougkwan@google.com>
1690 * arm.cc (class Reloc_stub): Correct a comment.
1691 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1692 (Target_arm::scan_section_for_stubs): New method declaration.
1693 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1694 Change methods from private to protected.
1695 (Target_arm::do_may_relax): New method definition.
1696 (Target_arm::do_relax, Target_arm::group_sections,
1697 Target_arm::scan_reloc_for_stub,
1698 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1699 (Target_arm::arm_input_section_map_): New data member declaration.
1700 (Target_arm::scan_reloc_for_stub,
1701 Target_arm::scan_reloc_section_for_stubs,
1702 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1703 Target_arm::do_relax): New method definitions.
1705 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1707 * configure.ac: Check for (struct stat)::st_mtim
1708 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1709 * config.in: Regenerate.
1710 * configure: Regenerate.
1712 2009-11-05 Ian Lance Taylor <iant@google.com>
1715 * output.cc (Output_segment::add_output_section): Add missing
1718 2009-11-04 Ian Lance Taylor <iant@google.com>
1721 * object.h (class Object): Add is_needed and set_is_needed
1722 methods. Add is_needed_ field. Make bool fields into bitfields.
1723 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1724 defined in a dynamic object and referenced by a regular object,
1725 set is_needed for the dynamic object.
1726 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1727 if the file is marked with as_needed and it is not needed.
1729 2009-11-04 Ian Lance Taylor <iant@google.com>
1732 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1733 tags if data is discarded by linker script.
1734 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1735 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1736 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1737 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1739 2009-11-04 Ian Lance Taylor <iant@google.com>
1741 * layout.cc (Layout::get_output_section): Add is_interp and
1742 is_dynamic_linker_section parameters. Change all callers.
1743 (Layout::choose_output_section): Likewise.
1744 (Layout::make_output_section): Likewise.
1745 (Layout::add_output_section_data): Add is_dynamic_linker_section
1746 parameter. Change all callers.
1747 * layout.h (class Layout): Update declarations.
1748 * output.h (class Output_section): Add is_interp, set_is_interp,
1749 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1750 Add is_interp_, is_dynamic_linker_section_ fields. Change
1751 generate_code_fills_at_write_ to a bitfield.
1752 * output.cc (Output_section::Output_sections): Initialize new
1754 (Output_segment::add_output_section): Add do_sort parameter.
1757 2009-11-03 Ian Lance Taylor <iant@google.com>
1760 * options.h (class General_options): Add --warn-common.
1761 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1762 merging two common symbols.
1763 (Symbol_table::should_override): Handle --warn-common when merging
1764 a common symbol with a defined symbol. Use report_resolve_problem
1765 for multiple definitions.
1766 (Symbol_table::report_resolve_problem): New function.
1767 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1769 2009-11-03 Doug Kwan <dougkwan@google.com>
1771 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1773 (Target_arm::stub_factory): New method definition.
1774 (Target_arm::new_arm_input_section,
1775 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1776 Target_arm::reloc_uses_thumb_bit): New method declarations.
1777 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1778 New type definitions.
1779 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1780 member declarations.
1781 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1782 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1783 New method definitions.
1785 2009-11-03 Ian Lance Taylor <iant@google.com>
1787 * options.h (class General_options): Add --warn_constructors.
1789 2009-11-03 Ian Lance Taylor <iant@google.com>
1792 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1793 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1795 2009-11-03 Ian Lance Taylor <iant@google.com>
1798 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1799 --msgid-bugs-address.
1800 (install-pdf): New target.
1801 (install-data_yes): Look up one directory to find mkinstalldirs.
1803 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1805 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1808 2009-10-30 Doug Kwan <dougkwan@google.com>
1810 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1812 2009-10-30 Doug Kwan <dougkwan@google.com>
1814 * arm.cc (Stub_addend_reader): New struct template definition
1815 and partial specializations.
1816 (Stub_addend_reader::operator()): New method definition for a
1817 partially specialized template.
1819 2009-10-30 Doug Kwan <dougkwan@google.com>
1821 * arm.cc (Arm_relobj::processor_specific_flags): New method
1823 (Arm_relobj::do_read_symbols): New method declaration.
1824 (Arm_relobj::processor_specific_flags_): New data member declaration.
1825 (Arm_dynobj): New class definition.
1826 (Target_arm::do_finalize_sections): Add input_objects parameter.
1827 (Target_arm::do_adjust_elf_header): New method declaration.
1828 (Target_arm::are_eabi_versions_compatible,
1829 (Target_arm::merge_processor_specific_flags): New method declaration.
1830 (Target_arm::do_make_elf_object): New overloaded method definitions
1832 (Arm_relobj::do_read_symbols): New method definition.
1833 (Arm_dynobj::do_read_symbols): Ditto.
1834 (Target_arm::do_finalize_sections): Add input_objects parameters.
1835 Merge processor-specific flags from all input objects.
1836 (Target_arm::are_eabi_versions_compatible,
1837 Target_arm::merge_processor_specific_flags,
1838 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1839 New method definitions.
1840 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1841 Input_objects pointer type parameter.
1842 * layout.cc (Layout::finalize): Pass input objects to target's.
1843 finalize_sections function.
1844 * output.cc (Output_file_header::do_sized_write): Set ELF file
1845 header's processor-specific flags.
1846 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1847 Input_objects pointer type parameter.
1848 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1849 * target.h (Input_objects): New forward class declaration.
1850 (Target::processor_specific_flags,
1851 Target::are_processor_specific_flags_sect): New method definitions.
1852 (Target::finalize_sections): Add input_objects parameter.
1853 (Target::Target): Initialize processor_specific_flags_ and
1854 are_processor_specific_flags_set_.
1855 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1857 (Target::set_processor_specific_flags): New method definition.
1858 (Target::processor_specific_flags_,
1859 Target::are_processor_specific_flags_set_): New data member
1861 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1862 Input_objects pointer type parameter.
1864 2009-10-30 Doug Kwan <dougkwan@google.com>
1866 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1868 2009-10-28 Ian Lance Taylor <iant@google.com>
1870 * object.h (class Relobj): Drop options parameter from
1871 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1872 do_scan_relocs, do_relocate. Change all callers.
1873 (class Sized_relobj): Drop options parameters from
1874 do_gc_process_relocs, do_scan_relocs, do_relocate,
1875 do_relocate_sections, relocate_sections, emit_relocs_scan,
1876 emit_relocs_scan_reltype. Change all callers.
1877 (struct Relocate_info): Remove options field and all references to
1879 * reloc.h (class Read_relocs): Remove options constructor
1880 parameter and options_ field. Change all callers.
1881 (class Gc_process_relocs, class Scan_relocs): Likewise.
1882 (class Relocate_task): Likewise.
1883 * target-reloc.h (scan_relocs): Remove options parameter. Change
1885 (scan_relocatable_relocs): Likewise.
1886 * target.h (class Sized_target): Remove options parameter from
1887 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1889 * gc.h (gc_process_relocs): Remove options parameter. Change all
1891 * arm.cc: Update functions to remove options parameters.
1892 * i386.cc: Likewise.
1893 * powerpc.cc: Likewise.
1894 * sparc.cc: Likewise.
1895 * x86_64.cc: Likewise.
1896 * testsuite/testfile.cc: Likewise.
1898 2009-10-28 Doug Kwan <dougkwan@google.com>
1900 * arm.cc (Arm_relobj): New class definition.
1901 (Arm_relobj::scan_sections_for_stubs,
1902 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1903 New method definitions.
1905 2009-10-28 Cary Coutant <ccoutant@google.com>
1907 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1908 (Plugin::cleanup_done_): New member.
1909 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1910 (Plugin_manager::cleanup_done_): Remove.
1911 (Plugin_manager::add_input_file): Edit error message.
1912 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1913 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1915 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1917 * fileread.cc: (File_read::View::~View): Use the new
1918 data_ownership_ filed.
1919 (File_read::~File_read): Dispose the new whole_file_view_.
1920 (File_read::open): Mmap the whole file if needed.
1921 (File_read::open): Use whole_file_view_ instead of contents_.
1922 (File_read::find_view): Use whole_file_view_ if applicable.
1923 (File_read::do_read): Use whole_file_view_ instead of contents_.
1924 (File_read::make_view): Use whole_file_view_ instead of contents_,
1925 update File_read::View::View call.
1926 (File_read::find_or_make_view): Update File_read::View::View
1928 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1930 (File_read::View::Data_ownership): New enum.
1931 (File_read::View::View): Replace bool mapped_ with Data_ownership
1933 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1934 (File_read::View::data_ownership_): New field.
1935 (File_read::contents_): Remove (replaced by whole_file_view_).
1936 (File_read::whole_file_view_): New field.
1937 * options.h (class General_options): Add --keep-files-mapped.
1939 2009-10-27 Cary Coutant <ccoutant@google.com>
1941 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1942 * testsuite/Makefile.am (plugin_test_5): New test case.
1943 * testsuite/Makefile.in: Regenerate.
1945 2009-10-25 Doug Kwan <dougkwan@google.com>
1947 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1948 from private to protected to allow access by child class.
1949 (Sized_relobj::do_relocate_sections): New method declaration.
1950 (Sized_relobj::relocate_sections): Virtualize.
1951 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1952 Sized_relobj::relocate_sections. Instantiate template explicitly
1953 for different target sizes and endianity.
1955 2009-10-24 Doug Kwan <dougkwan@google.com>
1957 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1958 (Arm_input_section::as_arm_input_section): New method.
1959 (Arm_output_section): New class definition.
1960 (Arm_output_section::create_stub_group,
1961 Arm_output_section::group_sections): New method definitions.
1963 2009-10-22 Doug Kwan <dougkwan@google.com>
1965 * arm.cc (Arm_input_section): New class definition.
1966 (Arm_input_section::init, Arm_input_section:do_write,
1967 Arm_input_section::set_final_data_size,
1968 Arm_input_section::do_reset_address_and_file_offset): New method
1971 2009-10-21 Doug Kwan <dougkwan@google.com>
1973 * arm.cc (Stub_table, Arm_input_section): New forward class
1975 (Stub_table): New class defintion.
1976 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1977 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1978 New method definition.
1980 2009-10-21 Doug Kwan <dougkwan@google.com>
1982 * arm.cc: Update copyright comments.
1983 (Target_arm): New forward class template declaration.
1984 (Arm_address): New type.
1985 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1986 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1987 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1989 (Insn_template): Same.
1990 (DEF_STUBS): New macro.
1991 (Stub_type): New enum type.
1992 (Stub_template): New class definition.
1995 (Stub_factory): Same.
1996 (Target_arm::Target_arm): Initialize may_use_blx_ and
1997 should_force_pic_veneer_.
1998 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1999 Target_arm::should_force_pic_veneer,
2000 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2001 Target_arm::using_thumb_only, Target_arm:;default_target): New
2003 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2004 New data member declarations.
2005 (Insn_template::size, Insn_template::alignment): New method defintions.
2006 (Stub_template::Stub_template): New method definition.
2007 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2008 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2009 (Stub_factory::Stub_factory): New method definition.
2010 * gold.h (string_hash): New template.
2011 * output.h (Input_section_specifier::hash_value): Use
2013 (Input_section_specifier::string_hash): Remove.
2014 * stringpool.cc (Stringpool_template::string_hash): Use
2017 2009-10-20 Doug Kwan <dougkwan@google.com>
2019 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2020 symbols of relaxed input sections.
2021 * output.h (Output_section::find_relaxed_input_section): Make
2024 2009-10-16 Doug Kwan <dougkwan@google.com>
2026 * dynobj.cc (Versions::Versions): Initialize version_script_.
2027 Only insert base version symbol definition for a shared object
2028 if version script defines any version versions.
2029 (Versions::define_base_version): New method definition.
2030 (Versions::add_def): Check that base version is not needed.
2031 (Versions::add_need): Define base version lazily.
2032 * dynobj.h (Versions::define_base_version): New method declaration.
2033 (Versions::needs_base_version_): New data member declaration.
2034 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2035 (check_DATA): Add no_version_test.stdout.
2036 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2038 * testsuite/Makefile.in: Regenerate.
2039 * testsuite/no_version_test.c: New file.
2040 * testsuite/no_version_test.sh: Ditto.
2042 2009-10-16 Doug Kwan <dougkwan@google.com>
2044 * expression.cc (class Segment_start_expression): New class definition.
2045 (Segment_start_expression::value): New method definition.
2046 (script_exp_function_segment_start): Return a new
2047 Segment_start_expression.
2048 * gold/script-c.h (script_saw_segment_start_expression): New function
2050 * script-sections.cc (Script_sections::Script_sections): Initialize
2051 SAW_SEGMENT_START_EXPRESSION_ to false.
2052 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2053 and -Tbbs options to specify section addresses if given in
2054 command line and no SEGMENT_START expression is seen in a script.
2055 * script-sections.h (Script_sections::saw_segment_start_expression,
2056 Script_sections::set_saw_segment_start_expression): New method
2058 (Script_sections::saw_segment_start_expression_): New data member
2060 * script.cc (script_saw_segment_start_expression): New function.
2061 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2062 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2063 script_test_7.sh and script_test_8.sh.
2064 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2065 script_test_8.stdout.
2066 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2067 (script_test_6, script_test_6.stdout, script_test_7,
2068 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2069 * Makefile.in: Regenerate.
2070 * testsuite/script_test_6.sh: New file.
2071 * testsuite/script_test_6.t: Same.
2072 * testsuite/script_test_7.sh: Same.
2073 * testsuite/script_test_7.t: Same.
2074 * testsuite/script_test_8.sh: Same.
2076 2009-10-16 Doug Kwan <dougkwan@google.com>
2078 * output.cc (Output_segment::set_section_list_address): Cast
2079 expressions to unsigned long long type to avoid format warnings.
2081 2009-10-15 Ian Lance Taylor <iant@google.com>
2083 * script.cc (Script_options::add_symbol_assignment): Always add a
2084 dot assignment to script_sections_.
2085 * script-sections.cc (Script_sections::add_dot_assignment):
2086 Initialize if necessary.
2088 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2089 program headers with no load segment if there is a linker script.
2091 * layout.cc (Layout::set_segment_offsets): Align the file offset
2092 to the segment aligment for -N or -n with no load segment.
2093 * output.cc (Output_segment::add_output_section): Don't crash if
2094 the first section is a TLS section.
2095 (Output_segment::set_section_list_addresses): Print an error
2096 message if the address moves backward in a linker script.
2097 * script-sections.cc
2098 (Output_section_element_input::set_section_addresses): Don't
2099 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2100 (Orphan_output_section::set_section_addresses): Likewise.
2102 2009-10-15 Doug Kwan <dougkwan@google.com>
2104 * layout.cc (Layout::finish_dynamic_section): Generate tags
2105 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2106 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2107 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2109 2009-10-14 Ian Lance Taylor <iant@google.com>
2111 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2113 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2114 data_shdr fields of relinfo.
2115 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2116 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2117 R_386_TLS_LDO_32, adjust based on section flags.
2118 (Target_i386::Relocate::fix_up_ldo): Remove.
2120 2009-10-13 Ian Lance Taylor <iant@google.com>
2122 Add support for -pie.
2123 * options.h (class General_options): Add -pie and
2125 (General_options::output_is_position_independent): Test -pie.
2126 (General_options::output_is_executable): Return true if not shared
2127 and not relocatable.
2128 (General_options::output_is_pie): Remove.
2129 * options.cc (General_options::finalize): Reject incompatible uses
2131 * gold.cc (queue_middle_tasks): A -pie link is not static.
2132 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2133 * symtab.cc (Symbol::final_value_is_known): Return false if
2134 output_is_position_independent.
2135 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2136 output_is_position_independent.
2137 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2138 output_is_position_independent.
2139 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2140 output_is_position_independent.
2141 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2143 (basic_pie_test.o, basic_pie_test): New targets.
2144 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2145 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2146 (two_file_pie_test): New target.
2147 * testsuite/Makefile.in: Rebuild.
2148 * README: Remove note saying that -pie is not supported.
2150 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2152 * options.h (class General_options): Add -init and -fini.
2153 * layout.cc (Layout::finish_dynamic_section): Emit
2154 given init and fini functions.
2156 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2158 * gc.h (gc_process_relocs): Check if icf is enabled using new
2160 * gold.cc (queue_initial_tasks): Likewise.
2161 (queue_middle_tasks): Likewise.
2162 * object.cc (do_layout): Likewise.
2163 * symtab.cc (is_section_folded): Likewise.
2164 * main.cc (main): Likewise.
2165 * reloc.cc (Read_relocs::run): Likewise.
2166 (Sized_relobj::do_scan_relocs): Likewise.
2167 * icf.cc (is_function_ctor_or_dtor): New function.
2168 (Icf::find_identical_sections): Check if function is ctor or dtor when
2170 * options.h (General_options::icf): Change option to be an enum.
2171 (Icf_status): New enum.
2172 (icf_enabled): New method.
2173 (icf_safe_folding): New method.
2174 (set_icf_status): New method.
2175 (icf_status_): New variable.
2176 * (options.cc) (General_options::finalize): Set icf_status_.
2177 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2178 icf_test and icf_keep_unique_test to use the --icf enum flag.
2179 * testsuite/icf_safe_test.sh: New file.
2180 * testsuite/icf_safe_test.cc: New file.
2182 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2184 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2185 includes to gc.h and icf.h.
2186 * arm.cc: Include gc.h.
2187 * gold.cc: Likewise.
2188 * i386.cc: Likewise.
2189 * powerpc.cc: Likewise.
2190 * sparc.cc: Likewise.
2191 * x86_64.cc: Likewise.
2192 * gc.h: Include icf.h.
2194 2009-10-11 Ian Lance Taylor <iant@google.com>
2196 * plugin.cc: Include "gold.h" before other header files.
2198 2009-10-10 Chris Demetriou <cgd@google.com>
2200 * options.h (Input_file_argument::Input_file_type): New enum.
2201 (Input_file_argument::is_lib_): Replace with...
2202 (Input_file_argument::type_): New member.
2203 (Input_file_argument::Input_file_argument): Take Input_file_type
2204 'type' rather than boolean 'is_lib' as second argument.
2205 (Input_file_argument::is_lib): Use type_.
2206 (Input_file_argument::is_searched_file): New function.
2207 (Input_file_argument::may_need_search): Handle is_searched_file.
2208 * options.cc (General_options::parse_library): Support -l:filename.
2209 (General_options::parse_just_symbols): Update for Input_file_argument
2211 (Command_line::process): Likewise.
2212 * archive.cc (Archive::get_file_and_offset): Likewise.
2213 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2214 * script.cc (read_script_file, script_add_file): Likewise.
2215 * fileread.cc (Input_file::Input_file): Likewise.
2216 (Input_file::will_search_for): Handle is_searched_file.
2217 (Input_file::open): Likewise.
2218 * readsyms.cc (Read_symbols::get_name): Likewise.
2219 * testsuite/Makefile.am (searched_file_test): New test.
2220 * testsuite/Makefile.in: Regenerate.
2221 * testsuite/searched_file_test.cc: New file.
2222 * testsuite/searched_file_test_lib.cc: New file.
2224 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2225 Ian Lance Taylor <iant@google.com>
2227 * descriptor.cc: Include <cstdio> and "binary-io.h".
2228 (Descriptors::open): Open the files in binary mode always.
2229 * script.cc (Lex::get_token): Treat \r as whitespace.
2231 2009-10-09 Ian Lance Taylor <iant@google.com>
2233 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2235 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2236 Ian Lance Taylor <iant@google.com>
2238 * configure.ac: Check for readv function also.
2239 * fileread.cc (readv): Define if not HAVE_READV.
2240 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2242 * config.in: Regenerate.
2243 * configure: Regenerate.
2245 2009-10-09 Doug Kwan <dougkwan@google.com>
2247 * layout.cc (Layout::make_output_section): Call target hook to make
2248 ordinary output section.
2249 (Layout::finalize): Adjust parameter list of call the
2250 Target::may_relax().
2251 * layout.h (class Layout::section_list): New method.
2252 * merge.h (Output_merge_base::entsize): Change visibility to public.
2253 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2255 (Output_merge_string::do_is_string): New method.
2256 * object.cc (Sized_relobj::do_setup): renamed from
2257 Sized_relobj::set_up.
2258 * object.h (Sized_relobj::adjust_shndx,
2259 Sized_relobj::initializ_input_to_output_maps,
2260 Sized_relobj::free_input_to_output_maps): Change visibilities to
2262 (Sized_relobj::setup): Virtualize.
2263 (Sized_relobj::do_setup): New method declaration.
2264 (Sized_relobj::invalidate_section_offset,
2265 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2266 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2267 * options.cc (parse_int): New function.
2268 * options.h (parse_int): New declaration.
2269 (DEFINE_int): New macro.
2270 (stub_group_size): New option.
2271 * output.cc (Output_section::Output_section): Initialize memebers
2272 merge_section_map_, merge_section_by_properties_map_,
2273 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2274 (Output_section::add_input_section): Handled deferred code-fill
2275 generation and remove an old comment.
2276 (Output_section::add_relaxed_input_section): New method definition.
2277 (Output_section::add_merge_input_section): Use merge section by
2278 properties map to speed to search. Update merge section maps
2280 (Output_section::build_relaxation_map): New method definition.
2281 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2283 (Output_section::relax_input_section): Renamed to
2284 Output_section::convert_input_sections_to_relaxed_sections and change
2285 interface to take a vector of pointers to relaxed sections.
2286 (Output_section::find_merge_section,
2287 Output_section::find_relaxed_input_section): New method definitions.
2288 (Output_section::is_input_address_mapped,
2289 Output_section::output_offset, Output_section::output_address):
2290 Use output section data maps to speed up searching.
2291 (Output_section::find_starting_output_address): Add comments.
2292 (Output_section::do_write,
2293 Output_section::write_to_postprocessing_buffer): Do code-fill
2294 generation as appropriate.
2295 (Output_section::get_input_sections): Invalidate relaxed input section
2297 (Output_section::restore_states): Adjust type of checkpoint .
2298 Invalidate relaxed input section map.
2299 * output.h (Output_merge_base): New class declaration.
2300 (Input_section_specifier): New class defintion.
2301 (class Output_relaxed_input_section) Change base class to
2302 Output_section_data_build.
2303 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2304 base class initializer.
2305 (Output_section::add_relaxed_input_section): New method declaration.
2306 (Output_section::Input_section): Change visibility to protected.
2307 (Output_section::Input_section::relobj,
2308 Output_section::Input_section::shndx): Handle relaxed input sections.
2309 Output_section::input_sections) Change visibility to protected. Also
2310 define overload to return a non-const pointer.
2311 (Output_section::Merge_section_properties): New class defintion.
2312 (Output_section::Merge_section_by_properties_map,
2313 Output_section::Output_section_data_by_input_section_map,
2314 Output_section::Relaxation_map): New types.
2315 (Output_section::relax_input_section): Rename method to
2316 Output_section::convert_input_sections_to_relaxed_sections and change
2317 interface to take a vector of relaxed section pointers.
2318 (Output_section::find_merge_section,
2319 Output_section::find_relaxed_input_section,
2320 Output_section::build_relaxation_map,
2321 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2322 New method declarations.
2323 (Output_section::merge_section_map_
2324 Output_section::merge_section_by_properties_map_,
2325 Output_section::relaxed_input_section_map_,
2326 Output_section::is_relaxed_input_section_map_valid_,
2327 Output_section::generate_code_fills_at_write_): New data members.
2328 * script-sections.cc
2329 (Output_section_element_input::set_section_addresses): Call
2330 current_data_size and addralign methods of relaxed input sections.
2331 (Orphan_output_section::set_section_addresses): Call current_data_size
2332 and addralign methods of relaxed input sections.
2333 * symtab.cc (Symbol_table::compute_final_value): Extract template
2334 from the body of Symbol_table::sized_finalize_symbol.
2335 (Symbol_table::sized_finalized_symbol): Call
2336 Symbol_table::compute_final_value.
2337 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2338 (Symbol_table::compute_final_value): New templated method declaration.
2339 * target.cc (Target::do_make_output_section): New method defintion.
2340 * target.h (Target::make_output_section): New method declaration.
2341 (Target::relax): Add more parameters for input objects, symbol table
2342 and layout. Adjust call to do_relax.
2343 (Target::do_make_output_section): New method declaration.
2344 (Target::do_relax): Add parameters for input objects, symbol table
2347 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2349 * pread.c: Include stdio.h.
2351 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2353 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2356 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2358 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2359 Change read_shndx type to unsigned int.
2360 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2362 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2363 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2364 Change read_shndx type to unsigned int.
2365 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2367 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2368 * layout.cc (Layout::create_symtab_sections): Cast the result of
2369 local_symcount * symsize to off_t in the gold_assert.
2371 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2373 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2374 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2376 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2377 (Arm_relocate_functions::thm_abs5): New function.
2378 (Arm_relocate_functions::abs12): New function.
2379 (Arm_relocate_functions::abs16): New function.
2380 (Arm_relocate_functions::base_abs): New function.
2381 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2382 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2383 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2385 (Scan::global): Likewise.
2386 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2387 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2388 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2389 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2392 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2394 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2395 (Arm_relocate_functions::movt_prel): New function.
2396 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2397 (Arm_relocate_functions::thm_movt_prel): New function.
2398 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2399 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2400 (Scan::global, Relocate::relocate): Likewise.
2401 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2403 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2405 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2406 Incremental_checker.
2407 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2409 (class Incremental_inputs_header): New class.
2410 (Incremental_inputs_header_writer): Edit comment.
2411 (Incremental_inputs_entry): New class.
2412 (Incremental_inputs_entry_writer): Edit comment.
2413 (Sized_incremental_binary::do_find_incremental_inputs_section):
2414 Add *strtab_shndx parameter, fill it.
2415 (Sized_incremental_binary::do_check_inputs): New method.
2416 (Incremental_checker::can_incrementally_link_output_file): Use
2417 Sized_incremental_binary::check_inputs.
2418 (Incremental_inputs::report_command_line): Save command line in
2421 (Incremental_binary::find_incremental_inputs_section): New
2423 (Incremental_binary::do_find_incremental_inputs_section): Add
2424 strtab_shndx parameter.
2425 (Incremental_binary::do_check_inputs): New pure virtual method.
2426 (Sized_incremental_binary::do_check_inputs): Declare.
2427 (Incremental_checker::Incremental_checker): Add incremental_inputs
2428 parameter, use it to initialize incremental_inputs_.
2429 (Incremental_checker::incremental_inputs_): New field.
2430 (Incremental_checker::command_line): New method.
2431 (Incremental_checker::inputs): New method.
2432 (Incremental_checker::command_line_): New field.
2434 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2436 * incremental.cc: Include <cstdarg> and "target-select.h".
2437 (vexplain_no_incremental): New function.
2438 (explain_no_incremental): New function.
2439 (Incremental_binary::error): New method.
2440 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2442 (make_sized_incremental_binary): New function.
2443 (open_incremental_binary): New function.
2444 (can_incrementally_link_file): Add checks if output is ELF and has
2446 * incremental.h: Include "elfcpp_file.h" and "output.h".
2447 (Incremental_binary): New class.
2448 (Sized_incremental_binary): New class.
2449 (open_incremental_binary): Declare.
2450 * object.cc (is_elf_object): Use
2451 elfcpp::Elf_recognizer::is_elf_file.
2452 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2453 * output.h (Output_file::filesize): New method.
2455 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2457 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2459 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2460 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2462 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2464 (Arm_relocate_functions::movw_abs_nc): New function.
2465 (Arm_relocate_functions::movt_abs): New function.
2466 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2467 (Arm_relocate_functions::thm_movt_abs): New function.
2468 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2469 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2470 (Scan::global): Likewise.
2471 (Relocate::relocate): Likewise.
2472 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2474 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2476 * arm.cc (Arm_relocate_functions::got_prel) New function.
2477 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2478 (Relocate::relocate): Likewise.
2479 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2481 2009-10-06 Ian Lance Taylor <iant@google.com>
2483 * options.h (class General_options): Define
2484 split_stack_adjust_size parameter.
2485 * object.h (class Object): Add uses_split_stack_ and
2486 has_no_split_stack_ fields. Add uses_split_stack and
2487 has_no_split_stack accessor functions. Declare
2488 handle_split_stack_section.
2489 (class Reloc_symbol_changes): Define.
2490 (class Sized_relobj): Define Function_offsets. Declare
2491 split_stack_adjust, split_stack_adjust_reltype, and
2493 * object.cc (Object::handle_split_stack_section): New function.
2494 (Sized_relobj::do_layout): Call handle_split_stack_section.
2495 * dynobj.cc (Sized_dynobj::do_layout): Call
2496 handle_split_stack_section.
2497 * reloc.cc (Sized_relobj::relocate_sections): Call
2498 split_stack_adjust for executable sections in split_stack
2499 objects. Pass reloc_map to relocate_section.
2500 (Sized_relobj::split_stack_adjust): New function.
2501 (Sized_relobj::split_stack_adjust_reltype): New function.
2502 (Sized_relobj::find_functions): New function.
2503 * target-reloc.h: Include "object.h".
2504 (relocate_section): Add reloc_symbol_changes parameter. Change
2506 * target.h (class Target): Add calls_non_split method. Declare
2507 do_calls_non_split virtual method. Declare match_view and
2509 * target.cc: Include "elfcpp.h".
2510 (Target::do_calls_non_split): New function.
2511 (Target::match_view): New function.
2512 (Target::set_view_to_nop): New function.
2513 * gold.cc (queue_middle_tasks): Give an error if mixing
2514 split-stack and non-split-stack objects with -r.
2515 * i386.cc (Target_i386::relocate_section): Add
2516 reloc_symbol_changes parameter.
2517 (Target_i386::do_calls_non_split): New function.
2518 * x86_64.cc (Target_x86_64::relocate_section): Add
2519 reloc_symbol_changes parameter.
2520 (Target_x86_64::do_calls_non_split): New function.
2521 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2523 * powerpc.cc (Target_powerpc::relocate_section): Add
2524 reloc_symbol_changes parameter.
2525 * sparc.cc (Target_sparc::relocate_section): Add
2526 reloc_symbol_changes parameter.
2527 * configure.ac: Call AM_CONDITIONAL for the default target.
2528 * configure: Rebuild.
2529 * testsuite/Makefile.am (TEST_AS): New variable.
2530 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2531 (check_DATA): Add split_i386 and split_x86_64 files.
2532 (SPLIT_DEFSYMS): Define.
2533 (split_i386_[1234n].o): New targets.
2534 (split_i386_[124]): New targets.
2535 (split_i386_[1234r].stdout): New targets.
2536 (split_x86_64_[1234n].o): New targets.
2537 (split_x86_64_[124]): New targets.
2538 (split_x86_64_[1234r].stdout): New targets.
2539 (MOSTLYCLEANFILES): Add new executables.
2540 * testsuite/split_i386.sh: New file.
2541 * testsuite/split_x86_64.sh: New file.
2542 * testsuite/split_i386_1.s: New file.
2543 * testsuite/split_i386_2.s: New file.
2544 * testsuite/split_i386_3.s: New file.
2545 * testsuite/split_i386_4.s: New file.
2546 * testsuite/split_i386_n.s: New file.
2547 * testsuite/split_x86_64_1.s: New file.
2548 * testsuite/split_x86_64_2.s: New file.
2549 * testsuite/split_x86_64_3.s: New file.
2550 * testsuite/split_x86_64_4.s: New file.
2551 * testsuite/split_x86_64_n.s: New file.
2552 * testsuite/testfile.cc (Target_test): Update relocation_section
2554 * testsuite/Makefile.in: Rebuild.
2556 2009-10-06 Ian Lance Taylor <iant@google.com>
2558 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2559 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2560 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2561 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2562 the address on ldo_addrs_.
2563 (Target_i386::Relocate::fix_up_ldo): New function.
2565 2009-10-06 Rafael Espindola <espindola@google.com>
2567 * plugin.cc (add_input_library): New.
2568 (Plugin::load): Add add_input_library to tv.
2569 (Plugin_manager::add_input_file): Add the is_lib argument.
2570 (add_input_file): Update call to Plugin_manager::add_input_file.
2571 (add_input_library): New.
2572 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2574 2009-09-30 Doug Kwan <dougkwan@google.com>
2576 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2577 symbol and call Symbol::may_need_copy_reloc to determine if
2578 a copy reloc is needed.
2579 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2580 nocopyreloc is given in command line.
2581 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2582 given in command line.
2583 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2584 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2585 of the removed Target_i386::may_need_copy_reloc.
2586 * options.h (copyreloc): New option with default value false.
2587 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2588 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2589 instead of the removed Target_powerpc::may_need_copy_reloc.
2590 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2591 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2592 instead of the removed Target_sparc::may_need_copy_reloc.
2593 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2594 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2595 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2596 instead of the removed Target_x86_64::may_need_copy_reloc.
2598 2009-09-30 Ian Lance Taylor <iant@google.com>
2600 * object.h (class Object): Remove target_ field, and target,
2601 sized_target, and set_target methods.
2602 (Object::sized_target): Remove.
2603 (class Sized_relobj): Update declarations. Remove sized_target.
2604 * object.cc (Sized_relobj::setup): Remove target parameter.
2606 (Input_objects::add_object): Don't do anything with the target.
2607 (make_elf_sized_object): Add punconfigured parameter. Change all
2608 callers. Set or test parameter target.
2609 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2611 * parameters.cc (Parameters::set_target): Change parameter type to
2613 (Parameters::default_target): Remove.
2614 (set_parameters_target): Change parameter type to be non-const.
2615 (parameters_force_valid_target): New function.
2616 (parameters_clear_target): New function.
2617 * parameters.h (class Parameters): Update declarations. Remove
2618 default_target method. Add sized_target and clear_target
2619 methods. Change target_ to be non-const.
2620 (set_parameters_target): Update declaration.
2621 (parameters_force_valid_target): Declare.
2622 (parameters_clear_target): Declare.
2623 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2624 as NULL if we aren't searching.
2625 (Add_symbols::run): Don't check for compatible target.
2626 * fileread.cc (Input_file::open_binary): Call
2627 parameters_force_valid_target.
2628 * gold.cc (queue_middle_tasks): Likewise.
2629 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2630 set_target on object.
2631 * dynobj.h (class Sized_dynobj): Update declarations.
2632 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2633 make_elf_object returns NULL.
2634 (Archive::include_member): Don't check whether object target is
2636 * output.cc (Output_section::add_input_section): Get target from
2638 (Output_section::relax_input_section): Likewise.
2639 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2641 (Sized_relobj::do_scan_relocs): Likewise.
2642 (Sized_relobj::relocate_sections): Likewise.
2643 * resolve.cc (Symbol_table::resolve): Likewise.
2644 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2645 parameter. Change all callers.
2646 (Symbol_table::add_from_object): Get target from parameters.
2647 (Symbol_table::add_from_relobj): Don't check object target.
2648 (Symbol_table::add_from_dynobj): Likewise.
2649 (Symbol_table::define_special_symbol): Get target from
2651 * symtab.h (class Symbol_table): Update declaration.
2652 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2653 parameter. Change all callers. Clear parameter target.
2654 (Binary_test): Test target here.
2655 * testsuite/object_unittest.cc (gold_testsuite): Remove
2656 target_test_pointer parameter. Change all callers.
2657 (Object_test): Test target here.
2659 2009-09-26 Ian Lance Taylor <iant@google.com>
2661 * testsuite/initpri1.c: Don't try to use constructor priorities if
2662 compiling with gcc before 4.3.
2664 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2666 * testsuite/retain_symbols_file_test.sh (check_present): Change
2667 output file name to retain_symbols_file_test.stdout.
2668 (check_absent): Likewise.
2670 2009-09-18 Craig Silverstein <csilvers@google.com>
2672 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2673 * options.cc: Include <cerrno> and <fstream>.
2674 (General_options::finalize): Parse -retain-symbols-file tag.
2675 * options.h: New flag.
2676 (General_options): New method should_retain_symbol, new
2677 variable symbols_to_retain.
2678 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2679 should_retain_symbol map.
2680 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2681 * testsuite/Makefile.in: Regenerate.
2682 * testsuite/retain_symbols_file_test.sh: New file.
2684 2009-09-18 Nick Clifton <nickc@redhat.com>
2686 * po/es.po: Updated Spanish translation.
2688 2009-09-17 Doug Kwan <dougkwan@google.com>
2690 * debug.h (DEBUG_RELAXATION): New constant.
2691 (DEBUG_ALL): Add DEBUG_RELAXATION.
2692 (debug_string_to_enum): Add relaxation debug option.
2694 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2695 Layout::Relaxation_debug_check::read_sections,
2696 Layout::Relaxation_debug_check::read_sections): New method definitions.
2697 (Layout::Layout): Initialize data members
2698 record_output_section_data_from_scrips_,
2699 script_output_section_data_list_ and relaxation_debug_check_.
2700 (Layout::save_segments, Layout::restore_segments,
2701 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2702 Layout::relaxation_loop_body): New method definitions.
2703 (Layout::finalize): Support relaxation. Move section layout code to
2704 Layout::relaxation_loop_body.
2705 (Layout::set_asection_address_from_script): Move code for orphan
2706 section placement out.
2707 (Layout::place_orphan_sections_in_script): New method definition.
2708 * layout.h (Output_segment_headers, Output_file_header):
2709 New forward class declarations.
2710 (Layout::~Layout): Define.
2711 (Layout::new_output_section_data_from_script): New method definition.
2712 (Layout::place_orphan_sections_in_script): New method declaration.
2713 (Layout::Segment_states): New type declaration.
2714 (Layout::save_segments, Layout::restore_segments,
2715 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2716 Layout::relaxation_loop_body): New method declarations.
2717 (Layout::Output_section_data_list): New type declaration.
2718 (Layout::Relaxation_debug_check): New class definition.
2719 (Layout::record_output_section_data_from_script_,
2720 Layout::script_output_section_data_list_, Layout::segment_states_,
2721 Layout::relaxation_debug_check_): New data members.
2722 * output.cc: (Output_section_headers::do_size): New method definition.
2723 (Output_section_headers::Output_section_headers): Move size
2724 computation to Output_section_headers::do_size.
2725 (Output_segment_headers::do_size): New method definition.
2726 (Output_file_header::Output_file_header): Move size computation to
2727 Output_file_header::do_size and call it.
2728 (Output_file_header::do_size): New method definition.
2729 (Output_data_group::Output_data_group): Adjust call to
2730 Output_section_data.
2731 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2732 (Output_symtab_xindex::do_write): Add array bound check.
2733 (Output_section::Input_section::print_to_mapfile): Handle
2734 RELAXED_INPUT_SECTION_CODE.
2735 (Output_section::Output_section): Initialize data member checkpoint_.
2736 (Output_section::~Output_section): Delete checkpoint object pointed
2738 (Output_section::add_input_section): Always add an Input_section if
2740 (Output_section::add_merge_input_section): Add assert.
2741 (Output_section::relax_input_section): New method definition.
2742 (Output_section::set_final_data_size): Set load address to zero for
2743 an unallocated section.
2744 (Output_section::do_address_and_file_offset_have_reset_values):
2745 New method definition.
2746 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2747 Handle relaxed input section.
2748 (Output_section::sort_attached_input_sections): Checkpoint input
2749 section list lazily.
2750 (Output_section::get_input_sections): Change type of input_sections to
2751 list of Simple_input_section pointers. Checkpoint input section list
2752 lazily. Also handle relaxed input sections.
2753 (Output_section::add_input_section_for_script): Take a reference to
2754 a Simple_input_section object instead of Relobj pointer and section
2755 index as parameter. Handle relaxed input sections.
2756 (Output_section::save_states, Output_section::restore_states): New
2758 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2759 (Output_data::is_data_size_fixed): New method definition.
2760 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2762 (Output_data::address_and_file_offset_have_reset_values): New method
2764 (Output_data::do_address_and_file_offset_have_reset_values): New method
2766 (Output_data::set_data_size): Check that data size is not fixed.
2767 (Output_data::fix_data_size): New method definition.
2768 (Output_data::is_data_size_fixed_): New data member.
2769 (Output_section_headers::set_final_data_size): New method definition.
2770 (Output_section_headers::do_size): New method declaration.
2771 (Output_segment_headers::set_final_data_size): New method definition.
2772 (Output_segment_headers::do_size): New method declaration.
2773 (Output_file_header::set_final_data_size)::New method definition.
2774 (Output_file_header::do_size)::New method declaration.
2775 (Output_section_data::Output_section_data): Add new parameter
2776 is_data_size_fixed and use it to fix data size.
2777 (Output_data_const::Output_data_const): Adjust call to base class
2778 constructor and fix data size.
2779 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2780 base class constructor and fix data size.
2781 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2782 base class constructor and fix data size.
2783 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2784 class constructor and fix data size.
2785 (Output_data_group::set_final_data_size): New method definition.
2786 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2787 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2788 class constructor and fix data size.
2789 (Output_relaxed_input_section): New class definition.
2790 (Output_section::Simple_input_section): New class definition.
2791 (Output_section::get_input_sections): Adjust parameter list.
2792 (Output_section::add_input_section_for_script): Same.
2793 (Output_section::save_states, Output_section::restore_states,
2794 Output_section::do_address_and_file_offset_have_reset_values,
2795 (Output_section::Input_section::Input_section): Handle
2796 RELAXED_INPUT_SECTION_CODE. Add new overload for
2797 Output_relaxed_input_section.
2798 (Output_section::Input_section::is_input_section,
2799 Output_section::Input_section::set_output_section): Handle relaxed
2801 (Output_section::Input_section::is_relaxed_input_section,
2802 Output_section::Input_section::output_section_data,
2803 Output_section::Input_section::relaxed_input_section): New method
2805 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2807 (Output_section::Input_section::u1_): Update comments.
2808 (Output_section::Input_section::u2_): Add new union member poris.
2809 (Output_section::Checkpoint_output_section): New classs definition.
2810 (Output_section::relax_input_section): New method declaration.
2811 (Output_section::checkpoint_): New data member.
2812 (Output_segment): Update comments.
2813 (Output_segment::Output_segment): Un-privatize copy constructor.
2814 (Output_segment::operator=): Un-privatize.
2815 * script-sections.cc (Output_section_element::Input_section_list):
2816 Change element type to Output_section::Simple_input_section.
2817 (Output_section_element_dot_assignment::set_section_addresses):
2818 Register output section data for relaxation clean up.
2819 (Output_data_exression::Output_data_expression): Adjust call to base
2820 constructor to fix data size.
2821 (Output_section_element_data::set_section_addresses): Register
2822 Output_data_expression object for relaxation clean up.
2823 (struct Input_section_info): Replace Relobj pointer and section index
2824 pair with Output_section::Simple_input_section and Convert struct to a
2826 (Input_section_sorter::operator()): Adjust access to
2827 Input_section_info data member to use accessors.
2828 (Output_section_element_input::set_section_addresses): Use layout
2829 parameter. Adjust code to use Output_section::Simple_input_section
2830 and Input_secction_info classes. Register filler for relaxation
2832 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2833 and section index pair with Output_section::Simple_input_section
2834 class. Adjust code accordingly.
2835 (Phdrs_element::release_segment): New method definition.
2836 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2838 (Script_sections::release_segments): New method definition.
2839 * gold/script-sections.h (Script_sections::release_segments): New
2841 * gold/target.h (Target::may_relax, Target::relax,
2842 Target::do_may_relax, Target::do_relax): New method definitions.
2844 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2846 * arm.cc (has_signed_unsigned_overflow): New function.
2847 (Arm_relocate_functions::abs8): New function.
2848 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2849 (Target_arm::Scan::global): Likewise.
2850 (Target_arm::relocate::relocate): Likewise.
2851 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2854 2009-09-16 Cary Coutant <ccoutant@google.com>
2856 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2857 * testsuite/Makefile.in: Regenerate.
2859 2009-09-11 Nick Clifton <nickc@redhat.com>
2861 * po/gold.pot: Updated by the Translation project.
2863 2009-09-08 Cary Coutant <ccoutant@google.com>
2865 * output.cc (Output_file::open): Add execute permission to empty file.
2866 * testsuite/Makefile.am (permission_test): New test.
2867 * testsuite/Makefile.in: Regenerate.
2869 2009-09-02 Ian Lance Taylor <iant@google.com>
2871 * output.cc (Output_file::resize): Call map_no_anonymous rather
2874 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2876 * gold.cc: Include "incremental.h".
2877 (queue_initial_tasks): Call Incremental_checker methods.
2878 * incremental.cc: Include "output.h".
2879 (Incremental_checker::can_incrementally_link_output_file): New
2881 * incremental.h (Incremental_checker): New class.
2883 * output.cc (Output_file::open_for_modification): New method.
2884 (Output_file::map_anonymous): Changed return type to bool. Record
2886 (Output_file::map_no_anonymous): New method, broken out of map.
2887 (Output_file::map): Use map_no_anonymous and map_anonymous.
2888 * output.h (class Output_file): Update declarations.
2890 2009-08-24 Cary Coutant <ccoutant@google.com>
2892 * options.h (Command_line::Pre_options): New class.
2893 (Command_line::pre_options): New member.
2894 * options.cc (gold::options::ready_to_register): New variable.
2895 (One_option::register_option): Do nothing if not registering options.
2896 Assert if same short option registered twice.
2897 (General_options::General_options): Turn off option registration when
2899 (Command_line::Pre_options::Pre_options): New constructor.
2901 2009-08-24 Cary Coutant <ccoutant@google.com>
2903 * options.h (General_options::no_keep_memory): Remove incorrect
2906 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2908 * Makefile.am (am__skiplex, am__skipyacc): New.
2909 * Makefile.in: Regenerate.
2911 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2913 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2914 (INCLUDES): ... this.
2915 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2916 (AM_CPPFLAGS): Renamed from ...
2917 (INCLUDE): ... this.
2918 * Makefile.in, testsuite/Makefile.in: Regenerate.
2920 * Makefile.in: Regenerate.
2921 * aclocal.m4: Likewise.
2922 * config.in: Likewise.
2923 * configure: Likewise.
2924 * testsuite/Makefile.in: Likewise.
2926 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2927 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2928 * Makefile.in: Regenerate.
2929 * testsuite/Makefile.in: Regenerate.
2931 2009-08-19 Cary Coutant <ccoutant@google.com>
2933 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2934 symbols in shared libraries overridden by hidden or internal symbols
2935 in the main program.
2937 2009-08-19 Chris Demetriou <cgd@google.com>
2939 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2940 checking source file names in error messages.
2942 2009-08-18 Doug Kwan <dougkwan@google.com>
2944 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2945 an elcpp::Ehdr as parameter. Adjust call to set_target.
2946 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2947 an elfcpp::Ehdr as parameter.
2948 * object.cc (Object::set_target): Remove the version that looks up
2949 a target and sets it.
2950 (Sized_relobj::setup): Take a Target object instead of
2951 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2952 (make_elf_sized_object): Find target and ask target to
2954 * object.h: (Object::set_target): Remove the version that looks up
2955 a target and sets it.
2956 (Sized_relobj::setup): Take a Target object instead of
2957 an elfcpp:Ehdr as parameter.
2958 * target.cc: Include dynobj.h.
2959 (Target::do_make_elf_object_implementation): New.
2960 (Target::do_make_elf_object): New.
2961 * target.h (Target::make_elf_object): New template declaration.
2962 (Target::do_make_elf_object): New method declarations.
2963 (Target::do_make_elf_object_implementation): New template declaration.
2965 2009-08-14 Ian Lance Taylor <iant@google.com>
2967 * gold.h (FUNCTION_NAME): Define.
2968 (gold_unreachable): Use FUNCTION_NAME.
2970 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2972 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2973 symbol in the --keep-unique list is not found.
2975 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2977 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2978 been maked as --keep-unique.
2979 (Icf::unfold_section): New function.
2980 * icf.h (Icf::unfold_section): New function.
2981 * options.h (General_options::keep_unique): New option.
2982 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2983 * testsuite/Makefile.in: Regenerate.
2984 * testsuite/icf_keep_unique_test.sh: New file.
2985 * testsuite/icf_keep_unique_test.cc: New file.
2987 2009-08-12 Cary Coutant <ccoutant@google.com>
2990 * resolve.cc (Symbol_table::resolve): Check for references from
2991 dynamic objects to hidden and internal symbols.
2992 * testsuite/Makefile.am (hidden_test.sh): New test.
2993 * testsuite/Makefile.in: Regenerate.
2994 * testsuite/hidden_test.sh: New script.
2995 * testsuite/hidden_test_1.c: New test source.
2996 * testsuite/hidden_test_main.c: New test source.
2998 2009-08-11 Doug Kwan <dougkwan@google.com>
3000 * arm.cc: Update comments.
3001 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3002 segment to locate the .ARM.exidx section if present.
3004 2009-08-09 Doug Kwan <dougkwan@google.com>
3006 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3009 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3010 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3013 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3015 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3016 valid tls_segment only for non-debug-section relocations.
3017 * testsuite/Makefile.am: Add gc_tls_test.
3018 * testsuite/Makefile.in: Regenerate.
3019 * testsuite/gc_tls_test.cc: New file.
3020 * testsuite/gc_tls_test.sh: New file.
3022 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3026 * Makefile.am (CCFILES): Add icf.cc.
3028 * Makefile.in: Regenerate.
3029 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3030 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3031 section, symbol and addend information for the relocs.
3032 * gold.cc (queue_middle_tasks): Call identical code folding.
3033 * gold.h: Add defines for multimap.
3034 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3035 to the call of finalize_local_symbols.
3036 * main.cc (main): Create object of class Icf.
3037 * object.cc (Sized_relobj::do_layout): Allow this function to be
3038 called twice during icf.
3039 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3040 to sections marked as identical by icf.
3041 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3043 (Sized_relobj::do_section_entsize): New function.
3044 * object.h (Object::section_entsize): New function.
3045 (Object::do_section_entsize): New pure virtual function.
3046 (Relobj::finalize_local_symbols): Add new parameter.
3047 (Relobj::do_section_entsize): New function.
3048 * options.h (General_options::icf): New option.
3049 (General_options::icf_iterations): New option.
3050 (General_options::print_icf_sections): New option.
3051 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3052 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3053 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3055 * symtab.cc (Symbol_table::is_section_folded): New function.
3056 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3057 to sections marked as identical by icf.
3058 * symtab.h (Symbol_table::set_icf): New function.
3059 (Symbol_table::icf): New function.
3060 (Symbol_table::is_section_folded): New function.
3061 (Symbol_table::icf_): New data member.
3062 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3063 * testsuite/Makefile.am: Add commands to build icf_test.
3064 * testsuite/Makefile.in: Regenerate.
3065 * testsuite/icf_test.sh: New file.
3066 * testsuite/icf_test.cc: New file.
3068 2009-07-24 Chris Demetriou <cgd@google.com>
3070 * layout.cc (is_compressible_debug_section): Fix incorrect
3071 comment about compressed section names.
3073 2009-07-20 Ian Lance Taylor <ian@airs.com>
3076 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3078 2009-07-16 Ian Lance Taylor <iant@google.com>
3081 * layout.h: #include <map>.
3082 (class Kept_section): Change from struct to class. Add accessors
3083 and setters. Add section size to Comdat_group mapping. Change
3084 Comdat_group to std::map. Add is_comdat_ field. Add
3085 linkonce_size field in union.
3086 (class Layout): Update declaration of find_or_add_kept_section.
3087 Don't declare find_kept_object.
3088 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3089 parameter. Add object, shndx, is_comdat, and is_group_name
3090 parameters. Change all callers. Adjust for new Kept_section.
3091 (Layout::find_kept_object): Remove.
3092 * object.cc (Sized_relobj::include_section_group): Update use of
3093 Kept_section. Rename secnum to shndx. Only record
3094 Kept_comdat_section if sections are the same size.
3095 (Sized_relobj::include_linkonce_section): Update use of
3096 Kept_section. Only record Kept_comdat_section if sections are the
3097 same size. Set size of linkonce section.
3098 (Sized_relobj::map_to_kept_section): Update call to
3099 get_kept_comdat_section.
3100 * object.h (class Sized_relobj): Rename fields in
3101 Kept_comdat_section to drop trailing underscores; change object
3102 field to Relobj*. Change Kept_comdat_section_table to store
3103 struct rather than pointer.
3104 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3105 Add kept_object and kept_shndx parameters. Change all callers.
3106 (Sized_relobj::get_kept_comdat_section): Change return type to
3107 bool. Add kept_object and kept_shndx parameters. Change all
3109 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3110 Layout::find_or_add_kept_section.
3112 2009-07-09 Ian Lance Taylor <iant@google.com>
3114 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3115 Reserve space in the hash table.
3117 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3119 * fileread.cc (File_read::get_mtime): New method.
3120 * fileread.h (Timespec): New structure.
3121 (File_read::get_mtime): New method.
3122 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3123 Renamed from timestamp_nsec.
3124 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3126 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3128 (Incremental_inputs::report_archive): Save mtime; style fix.
3129 (Incremental_inputs::report_obejct): Save mtime; style fix.
3130 (Incremental_inputs::report_script): Save mtime; style fix.
3131 (Incremental_inputs::finalize_inputs): Style fix.
3132 (Incremental_inputs::finalize): Style fix.
3133 (Incremental_inputs::create_input_section_data): Store inputs
3135 * incremental.h (Incremental_inputs::report_script): Add mtime
3137 (Incremental_inputs::Input_info::Input_info): Intialize only one
3139 (Incremental_inputs::Input_info::archive): Move to nameless
3141 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3142 (Incremental_inputs::Input_info::script): Move to nameless union.
3143 (Incremental_inputs::mtime): New field.
3144 * script.cc (read_input_script): Pass file mtime to
3146 * script.h (Script_info::inputs): Style fix.
3148 2009-07-01 Ian Lance Taylor <ian@airs.com>
3150 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3153 2009-06-24 Ian Lance Taylor <iant@google.com>
3156 * layout.cc (Layout::choose_output_section): If we find an
3157 existing section, update the flags.
3158 (Layout::create_notes): New function, broken out of
3160 (Layout::finalize): Don't create note sections.
3161 (Layout::create_note): Don't crash if linker script discards
3163 (Layout::create_gold_note): Likewise.
3164 (Layout::create_build_id): Likewise. Don't set
3165 after_input_sections on the section.
3166 (Layout::create_executable_stack_info): Remove target parameter.
3168 * layout.h (class Layout): Declare create_notes. Update
3169 declaration of create_executable_stack_info.
3170 * gold.cc (queue_middle_tasks): Call create_notes.
3171 * output.cc (Output_section::update_flags_for_input_section): Move
3172 here from output.h. If SHF_ALLOC flag is newly set, mark address
3174 * output.h (Output_data::mark_address_invalid): New function.
3175 (class Output_section): Only declare, not define,
3176 update_flags_for_input_section. Remove set_flags.
3178 2009-06-24 Ian Lance Taylor <iant@google.com>
3180 * script-sections.cc (Output_section_definition::
3181 set_section_addresses): Rename shadowing local load_address to
3184 2009-06-24 Ian Lance Taylor <iant@google.com>
3187 * reloc.cc (relocate_sections): Skip empty relocation sections.
3189 2009-06-23 Ian Lance Taylor <iant@google.com>
3192 * layout.cc (Layout::create_note): Use choose_output_section
3193 rather than make_output_section.
3195 2009-06-23 Ian Lance Taylor <iant@google.com>
3198 * options.cc (General_options::parse_V): Set printed_version_.
3199 (General_options::General_options): Initialize printed_version_.
3200 * options.h (class General_options): Add printed_version_ field.
3201 * gold.cc (queue_initial_tasks): If there are no input files,
3202 don't give a fatal error if we printed the version information.
3203 (queue_middle_tasks): If using -r with a shared object, give a
3204 fatal error rather than an ordinary error.
3206 2009-06-23 Ian Lance Taylor <iant@google.com>
3209 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3210 (Layout::make_output_section): Set have_stabstr_section_ if we see
3211 a .stab*str section.
3212 (Layout::finalize): Call link_stabs_sections.
3213 (Layout::link_stabs_sections): New file.
3214 * layout.h (class Layout): Add have_stabstr_section_ field.
3215 Declare link_stabs_sections.
3217 2009-06-23 Doug Kwan <dougkwan@google.com>
3219 * Makefile.am (libgold_a_LIBADD): New.
3220 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3221 * Makefile.in: Regenerate.
3222 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3223 * configure: Regenerate.
3224 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3225 * fileread.cc: Include sys/state.h
3226 * gold.h: Declare memmem and strndup if found missing.
3227 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3229 2009-06-23 Ian Lance Taylor <iant@google.com>
3231 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3232 * configure: Rebuild.
3234 2009-06-23 Ian Lance Taylor <iant@google.com>
3237 * object.cc (Object::section_contents): Don't try to get a view if
3238 the section has length zero.
3239 (Object::handle_gnu_warning_section): If the section is empty, use
3240 the name of the section as the warning.
3242 2009-06-23 Ian Lance Taylor <iant@google.com>
3245 * stringpool.h (class Stringpool_template): Add optimize_ field.
3246 (Stringpool_template::set_optimize): New function.
3247 * stringpool.cc (Stringpool_template::Stringpool_template):
3248 Initialize optimize_ field.
3249 (Stringpool_template::set_string_offsets): Test local optimize
3250 fild rather than parameter.
3251 * layout.cc (Layout::Layout): Call set_optimize on the section
3254 2009-06-22 Ian Lance Taylor <iant@google.com>
3257 * yyscript.y: Parse TARGET.
3258 * script.cc (script_set_target): New function.
3259 * script-c.h (script_set_target): Declare.
3260 * options.cc (General_options::string_to_object_format): Rename
3261 from string_to_object_format in anonymous namespace. Change
3263 * options.h (class General_options): Declare
3264 string_to_object_format.
3266 2009-06-22 Ian Lance Taylor <iant@google.com>
3268 * script-sections.cc (Script_sections::create_segments): Don't put
3269 program headers in a PT_LOAD segment if -n or -N.
3271 2009-06-22 Ian Lance Taylor <iant@google.com>
3274 * options.h (class General_options): Add -z lazy and -z now. Sort
3275 -z options into alphabetical order.
3276 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3278 2009-06-21 Ian Lance Taylor <iant@google.com>
3280 * layout.cc (Layout::make_output_section): Call
3281 Target::new_output_section.
3282 (Layout::attach_allocated_section_to_segment): Put large section
3283 sections in a separate load segment with the large segment flag
3285 (Layout::segment_precedes): Sort large data segments after other
3287 (align_file_offset): New static function.
3288 (Layout::set_segment_offsets): Use align_file_offset.
3289 * output.h (class Output_section): Add is_small_section_ and
3290 is_large_section_ fields.
3291 (Output_section::is_small_section): New function.
3292 (Output_section::set_is_small_section): New function.
3293 (Output_section::is_large_section): New function.
3294 (Output_section::set_is_large_section): New function.
3295 (Output_section::is_large_data_section): New function.
3296 (class Output_segment): Add is_large_data_segment_ field.
3297 (Output_segment::is_large_data_segment): New function.
3298 (Output_segment::set_is_large_data_segment): New function.
3299 * output.cc (Output_section::Output_section): Initialize new
3301 (Output_segment::Output_segment): Likewise.
3302 (Output_segment::add_output_section): Add assertion that large
3303 data sections always go in large data segments. Force small data
3304 sections to the end of the list of data sections. Force small BSS
3305 sections to the start of the list of BSS sections. For large BSS
3306 sections to the end of the list of BSS sections.
3307 * symtab.h (class Symbol): Declare is_common_shndx.
3308 (Symbol::is_defined): Check Symbol::is_common_shndx.
3309 (Symbol::is_common): Likewise.
3310 (class Symbol_table): Define enum Commons_section_type. Update
3311 declarations. Add small_commons_ and large_commons_ fields.
3312 * symtab.cc (Symbol::is_common_shndx): New function.
3313 (Symbol_table::Symbol_table): Initialize new fields.
3314 (Symbol_table::add_from_object): Put small and large common
3315 symbols in the right list.
3316 (Symbol_table::sized_finalized_symbol): Check
3317 Symbol::is_common_shndx.
3318 (Symbol_table::sized_write_globals): Likewise.
3319 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3320 common symbol lists. Don't call do_allocate_commons_list if the
3322 (Symbol_table::do_allocate_commons_list): Remove is_tls
3323 parameter. Add comons_section_type parameter. Change all
3324 callers. Handle small and large common symbols.
3325 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3326 Symbol::is_common_shndx.
3327 * resolve.cc (symbol_to_bits): Likewise.
3328 * target.h (Target::small_common_shndx): New function.
3329 (Target::small_common_section_flags): New function.
3330 (Target::large_common_shndx): New function.
3331 (Target::large_common_section_flags): New function.
3332 (Target::new_output_section): New function.
3333 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3334 small_common_section_flags, and large_common_section_flags
3336 (Target::do_new_output_section): New virtual function.
3337 * arm.cc (Target_arm::arm_info): Initialize new fields.
3338 * i386.cc (Target_i386::i386_info): Likewise.
3339 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3341 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3342 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3343 (Target_x86_64::do_new_output_section): New function.
3344 * configure.ac: Define conditional MCMODEL_MEDIUM.
3345 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3346 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3347 (large_LDFLAGS): Define.
3348 * testsuite/large.c: New file.
3349 * testsuite/testfile.cc (Target_test::test_target_info):
3350 Initialize new fields.
3351 * configure, testsuite/Makefile.in: Rebuild.
3353 2009-06-05 Doug Kwan <dougkwan@google.com>
3355 * Makefile.am (CCFILES): Add target.cc.
3356 * Makefile.in: Regenerate.
3357 * i386.cc (class Target_i386): Define new virtual method to
3358 override do_is_local_label_name in parent.
3359 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3360 local symbols if --discard-locals or -X is given.
3361 * options.h (class General_options): Declare new options
3362 '--discard-locals' and '-X' for discarding locals.
3363 * target.h (class Target): Define new methods is_local_label_name.
3364 Declare new virtual method do_is_local_label_name.
3365 * target.cc: New file.
3366 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3367 (check_SCRIPTS): Add discard_locals_test.sh.
3368 (check_DATA): Add discard_local_tests.syms.
3369 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3370 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3371 * testsuite/Makefile.in: Regenerate.
3372 * testsuite/discard_locals_test.c: New file.
3373 * testsuite/discard_locals_test.sh: Same.
3375 2009-06-05 Doug Kwan <dougkwan@google.com>
3377 * object.cc (Sized_relobj::Sized_relobj): Initialize
3378 discarded_eh_frame_shndx_ to -1U.
3379 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3381 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3382 a discarded .eh_frame section.
3383 (Sized_relobj::do_finalize_local_symbols): Ditto.
3384 * object.h (class Sized_relobj): Declare new member
3385 discarded_eh_frame_shndx_.
3386 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3387 (local_labels_test.o, local_labels_test): New rules.
3388 * testsuite/Makefile.in: Regenerate.
3390 2009-06-04 Doug Kwan <dougkwan@google.com>
3392 * layout.cc (Layout::section_name_mapping): Add mapping for
3393 special ARM sections.
3395 2009-06-03 Doug Kwan <dougkwan@google.com>
3397 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3398 (utils::has_overflow): Same.
3400 2009-06-03 Ian Lance Taylor <iant@google.com>
3402 * layout.cc (Layout::section_name_mapping): New array, replacing
3403 Layout::linkonce_mapping.
3404 (Layout::section_name_mapping_count): New variable, replacing
3405 Layout::linkonce_mapping_count.
3406 (Layout::linkonce_output_name): Remove.
3407 (Layout::output_section_name): Rewrite.
3408 * layout.h (class Layout): Rename Linkonce_mapping to
3409 Section_name_mapping, linkonce_mapping to section_name_mapping,
3410 linkonce_mapping_count to section_name_mapping_count. Don't
3411 declare linkonce_output_name.
3413 2009-06-03 Doug Kwan <dougkwan@google.com>
3415 * gold/arm.cc (namespace utils): New.
3416 (Target_arm::reloc_is_non_pic): Define new method.
3417 (class Arm_relocate_functions): New.
3418 (Target_arm::Relocate::relocate): Handle relocation types used by
3421 2009-06-03 Ian Lance Taylor <iant@google.com>
3423 * arm.cc (Target_arm::scan::global): Use || instead of |.
3425 2009-06-02 Doug Kwan <dougkwan@google.com>
3427 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3428 issued_non_pic_error_.
3429 (class Target_arm::Scan): Declare new method check_non_pic.
3430 Define new method symbol_needs_plt_entry.
3431 Declare new data member issued_non_pic_error_.
3432 (class Target_arm::Relocate): Declare new method
3433 should_apply_static_reloc.
3434 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3435 (Target_arm::Scan::check_non_pic): Define new method.
3436 (Target_arm::Scan::local): Handle a small subset of reloc types used
3438 (Target_arm::Scan::local): Same.
3439 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3441 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3443 * incremental.cc (Incremental_inputs::report_command_line): Filter
3444 out --incremental-* options.
3446 2009-05-29 Doug Kwan <dougkwan@google.com>
3448 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3450 (class Target_arm): Update comment.
3451 (Target_arm::Target_arm): Initialize new data members GOT_,
3452 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3453 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3454 and Target_arm::rel_dyn_section.
3455 Declare new_enum Target_arm::Got_type.
3456 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3458 Update commments for member do_dynsym_value.
3459 (Target_arm::got_size, Target_arm::plt_section,
3460 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3461 new methods inside class defintion.
3462 (Target_arm::got_section): Define new method.
3463 (Target_arm::rel_dyn_section): Same.
3464 (Output_data_plt_arm): New template class.
3465 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3466 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3467 (Output_data_plt_arm::add_entry): Same.
3468 (Output_data_plt_arm::first_plt_entry): Define new
3469 static data member for PLT instruction template.
3470 (Output_data_plt_arm::plt_entry): Same.
3471 (Output_data_plt_arm::do_write): Define new method.
3472 (Target_arm::make_plt_entry): Same.
3473 (Target_arm::do_finalize_sections): Same.
3474 (Target_arm::do_dynsym_value): Same.
3476 2009-05-28 Doug Kwan <dougkwan@google.com>
3478 * Makefile.am (TARGETSOURCES): Add arm.cc.
3479 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3480 * Makefile.in: Regenerate.
3482 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3484 2009-05-26 Doug Kwan <dougkwan@google.com>
3486 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3487 (General_options::check_excluded_libs): Strip off directories in
3488 archive name before matching like GNU ld does.
3489 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3490 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3491 (exclude_libs_test_LDFLAGS): Add linker option
3492 -Wl,--exclude-libs,libexclude_libs_test_3
3493 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3494 an explicit archive without using -l.
3495 (alt/libexclude_libs_test_3.a): New make rule.
3496 * testsuite/Makefile.in: Regenerate.
3497 * testsuite/exclude_libs_test.c : Declare lib3_default().
3499 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3500 * exclude_libs_test_3.c: New file.
3502 2009-05-26 Nick Clifton <nickc@redhat.com>
3504 * po/id.po: New Indonesian translation.
3505 * po/gold.pot: Updated template file.
3507 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3509 * testsuite/Makefile.am: Add -ffunction-sections to compile
3510 gc_comdat_test files. Add -Wl,--gc-sections to build
3512 * testsuite/Makefile.in: Regenerate.
3513 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3515 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3517 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3518 kept comdat section was garbage collected.
3519 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3520 * testsuite/Makefile.in: Regenerate.
3521 * testsuite/gc_comdat_test.sh: New file.
3522 * testsuite/gc_comdat_test_1.cc: New file.
3523 * testsuite/gc_comdat_test_2.cc: New file.
3525 2009-05-19 Doug Kwan <dougkwan@google.com>
3527 * archive.cc (Archive::Archive): Move constructor from archive.h
3528 to here. Initialize no_export_.
3529 (Archive::get_elf_object_for_member): Set no_export flag of object.
3530 * archive.h (Archive::Archive): Move constructor body to
3532 (Archive::no_export): New method.
3533 (Archive::no_export_): New field.
3534 * object.h (Object::Object): Initialize no_export_ to false.
3535 (Object::no_export, Object::set_no_export): New methods.
3536 (Object::no_export_): New field.
3537 * options.cc (General_options::parse_exclude_libs): New method.
3538 (General_options::check_excluded_libs) Same.
3539 * options.h (exclude_libs): New option.
3540 (General_options::check_excluded_libs): New method declaration.
3541 (General_options::excluded_libs_): New field.
3542 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3543 default or protected visibility if an object has no-export flag set.
3544 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3545 (check_SCRIPTS): Add exclude_libs_test.sh.
3546 (check_DATA): Add exclude_libs_test.syms.
3547 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3548 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3549 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3550 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3551 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3552 libexclude_libs_test_2.a): New rules.
3553 * testsuite/Makefile.in: Regenerate.
3554 * testsuite/exclude_libs_test.c: New file.
3555 * testsuite/exclude_libs_test.sh: Ditto.
3556 * testsuite/exclude_libs_test_1.c: Ditto.
3557 * testsuite/exclude_libs_test_2.c: Ditto.
3559 2009-05-15 Ian Lance Taylor <iant@google.com>
3561 * configure.ac: Check for declarations for cases where libiberty.h
3562 checks HAVE_DECL_xxx.
3563 * configure, config.in: Rebuild.
3565 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3567 * gold.h (Incremental_argument_list): Remove (invalid) forward
3569 * incremental.cc (Incremental_inputs::report_achive): New method.
3570 (Incremental_inputs::report_object): New method.
3571 (Incremental_inputs::report_script): New method.
3572 (Incremental_inputs::finalize_inputs): New method.
3573 (Incremental_inputs::finalize): Call finalize_inputs().
3574 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3575 Create inputs entries.
3576 * incremental.h (Incremental_input_type): New enum.
3577 (Incremental_inputs::Incremental_input): Initialize new fields.
3578 (Incremental_inputs::report_inputs): New method.
3579 (Incremental_inputs::report_achive): New method.
3580 (Incremental_inputs::report_object): New method.
3581 (Incremental_inputs::report_script): New method.
3582 (Incremental_inputs::finalize_inputs): New method.
3583 (Incremental_inputs::Input_info): New struct.
3584 (Incremental_inputs::Input_info_map): New typedef.
3585 (Incremental_inputs::lock_): New field.
3586 (Incremental_inputs::Inputs_): New field.
3587 (Incremental_inputs::Inputs_map): New field.
3588 * main.cc (main): Call Incremental_input::report_inputs.
3589 * options.h (Input_argument_list): Typedef moved from
3591 (Input_file_group::Files): Remove, use ::Input_argument_list.
3592 (Input_file_group::Input_argument_list): Remove, use
3593 ::Input_argument_list.
3594 * plugin.cc (Plugin_manager::add_input_file): Add error in
3596 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3598 * script.cc (read_input_script): Call
3599 Incremental_input::report_script.
3600 * script.h (Script_info): New class.
3602 2009-04-27 Ian Lance Taylor <iant@google.com>
3604 * x86_64.cc (do_adjust_output_section): Set entsize to
3607 2009-04-23 Elliott Hughes <enh@google.com>
3609 * output.cc (Output_file::close): After short writes, continue
3610 writing from the correct offset in the buffer being written.
3612 2009-04-23 Chris Demetriou <cgd@google.com>
3614 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3615 * configure: Regenerate.
3616 * config.in: Regenerate.
3617 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3618 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3620 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3622 * incremental.cc (Incremental_inputs_header_data): Renamed from
3623 Incremental_input_header_data.
3624 (Incremental_inputs_header_data::data_size): New field.
3625 (Incremental_inputs_header_data::put_input_file_count): Renamed
3626 from input_file_count.
3627 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3628 from command_line_offset.
3629 (Incremental_inputs_header_data::put_reserved): Renamed from
3631 (Incremental_inputs_entry_data): Renamed from
3632 Incremental_input_entry_data.
3633 (Incremental_inputs_entry_data::data_size): New field.
3634 (Incremental_inputs::report_command_line): New method.
3635 (Incremental_inputs::finalize): New method.
3636 (Incremental_inputs::create_incremental_inputs_data): New method.
3637 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3638 * incremental.h: New file.
3639 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3640 (Layout::finalize): Create incremental inputs section in
3642 (Layout::create_incremental_info_sections): New method.
3643 * layout.h (Layout::incremental_inputs): New method.
3644 (Layout::create_incremental_info_sections): New method.
3645 (Layout::incremental_inputs_): New field.
3646 * main.cc (main): Notify Incremental_input of the command line.
3648 2009-04-01 Ian Lance Taylor <iant@google.com>
3649 Mikolaj Zalewski <mikolajz@google.com>
3651 * gold.h (reserve_unordered_map): Define, three versions, one for
3652 each version of Unordered_map.
3653 * layout.cc (Layout::Layout): Remove options parameter. Add
3654 number_of_input_files parameter. Don't initialize options_.
3655 Initialize number_of_input_files_ and resized_signatures_. Move
3656 sections_are_attached_.
3657 (Layout::layout_group): Reserve space for group_signatures_.
3658 (Layout::find_or_add_kept_section): Change name parameter to be a
3659 reference. Resize signatures_ map when it gets large enough.
3660 (Layout::layout_eh_frame): Use parameters->options() instead of
3662 (Layout::make_output_section): Likewise.
3663 (Layout::attach_allocated_section_to_segment): Likewise.
3664 (Layout::finalize, Layout::create_executable_stack): Likewise.
3665 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3666 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3667 * layout.h (class Layout): Update declarations. Remove options_
3668 field. Add number_of_input_files_ and resized_signatures_
3669 fields. Move sections_are_attached_ field.
3670 * main.cc (main): Pass number of input files to Layout
3671 constructor. Don't pass options.
3673 2009-03-30 Ian Lance Taylor <iant@google.com>
3675 * ffsll.c (ffsll): Correct implementation.
3677 2009-03-27 Ian Lance Taylor <iant@google.com>
3679 * ffsll.c: New file.
3680 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3681 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3682 * ftruncate.c (ftruncate): Declare before definition.
3683 * mremap.c (mremap): Likewise.
3684 * pread.c (pread): Likewise.
3685 * configure, Makefile.in, config.in: Rebuild.
3687 * mremap.c: New file.
3688 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3689 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3690 (mremap): Declare if HAVE_MREMAP is not defined.
3691 * configure, Makefile.in, config.in: Rebuild.
3693 2009-03-27 Cary Coutant <ccoutant@google.com>
3695 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3696 position independent.
3697 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3698 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3700 2009-03-24 Cary Coutant <ccoutant@google.com>
3702 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3704 (needs_dynamic_reloc): Likewise.
3706 2009-03-24 Ian Lance Taylor <iant@google.com>
3708 * yyscript.y (file_cmd): Recognize EXTERN.
3709 (extern_name_list, extern_name_list_body): New nonterminals.
3710 * script.cc (script_add_extern): Define.
3711 * script-c.h (script_add_extern): Declare.
3713 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3715 * object.cc (is_elf_object): Define.
3716 * object.h (is_elf_object): Declare.
3717 * archive.cc (Archive::get_elf_object_for_member): Call
3719 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3721 2009-03-24 Elliott Hughes <enh@google.com>
3723 * output.cc (Output_file::map_anonymous): Define.
3724 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3725 try an anonymous one. Report the size if the mmap fails.
3726 * output.h (class Output_file): Declare map_anonymous.
3728 2009-03-24 Ian Lance Taylor <iant@google.com>
3730 * target-select.cc (instantiate_target): Don't acquire the lock if
3731 the instantiated_target_ field has already been set.
3733 2009-03-23 Ian Lance Taylor <iant@google.com>
3735 * gold-threads.h (class Initialize_lock): Define.
3736 * gold-threads.cc (class Initialize_lock_once): Define.
3737 (initialize_lock_control): New static variable.
3738 (initialize_lock_pointer): New static variable.
3739 (initialize_lock_once): New static function.
3740 (Initialize_lock::Initialize_lock): Define.
3741 (Initialize_lock::initialize): Define.
3742 * target-select.h: Include "gold-threads.h".
3743 (class Target_selector): Add lock_ and initialize_lock_ fields.
3744 Don't define instantiate_target, just declare it.
3745 * target-select.cc (Target_selector::Target_selector): Initialize
3747 (Target_selector::instantiate_target): Define.
3748 * descriptors.h: Include "gold-threads.h".
3749 (class Descriptors): Add initialize_lock_ field.
3750 * descriptors.cc (Descriptors::Descriptors): Initialize new
3752 (Descriptors::open): Use initialize_lock_ field
3753 * errors.h (class Errors): Add initialize_lock_ field.
3754 * errors.cc (Errors::Errors): Initialize new field.
3755 (Errors::initialize_lock): Use initialize_lock_ field.
3756 * powerpc.cc (class Target_selector_powerpc): Remove
3757 instantiated_target_ field. In do_recognize call
3758 instantiate_target rather than do_instantiate_target. In
3759 do_instantiate_target just allocate a new target.
3760 * sparc.cc (class Target_selector_sparc): Likewise.
3762 * freebsd.h: New file.
3763 * i386.cc: Include "freebsd.h".
3764 (Target_i386): Derive from Target_freebsd rather than
3766 (Target_selector_i386): Derive from Target_selector_freebsd rather
3767 than Target_selector.
3768 * x86_64.cc: Include "freebsd.h".
3769 (Target_x86_64): Derive from Target_freebsd rather than
3771 (Target_selector_x86_64): Derive from Target_selector_freebsd
3772 rather than Target_selector.
3773 * target.h (class Target): Add adjust_elf_header and
3774 do_adjust_elf_header.
3775 * output.cc (Output_file_header:: do_sized_write): Call target
3776 adjust_elf_header routine.
3777 * configure.tgt: Set targ_osabi.
3778 * configure.ac: Define GOLD_DEFAULT_OSABI.
3779 * parameters.cc (Parameters::default_target): Pass
3780 GOLD_DEFAULT_OSABI to select_target.
3781 * target-select.h (class Target_selector): Make instantiate_target
3782 protected rather than private.
3783 * Makefile.am (HFILES): Add freebsd.h.
3784 * configure, Makefile.in, config.in: Rebuild.
3786 * merge.cc (do_add_input_section): Correct pend value. Change
3787 message about last entry not being null terminated from error to
3790 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3792 * incremental.cc: New file.
3793 * Makefile.am (CCFILES): Add incremental.cc.
3794 * Makefile.in: Rebuild.
3796 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3798 * layout.cc (Layout::output_section_name): Preserve names
3799 of '.note.' sections.
3801 2009-03-19 Ian Lance Taylor <iant@google.com>
3803 * descriptors.cc (Descriptors::open): Check that the options are
3804 valid before using them.
3806 2009-03-18 Ian Lance Taylor <iant@google.com>
3808 * script-sections.h: Include <list>.
3809 (class Script_sections): Change Sections_elements from std::vector
3810 to std::list. Typedef public Elements_iterator. Add
3811 orphan_section_placement_, data_segment_align_start_, and
3812 saw_data_segment_align_ fields. Remove data_segment_align_index_
3814 * script-sections.cc (class Orphan_section_placement): New class.
3815 (class Sections_element): Add virtual functions is_relro and
3816 orphan_section_init. Remove virtual function place_orphan_here.
3817 (class Output_section_definition): Add is_relro and
3818 orphan_section_init. Remove place_orphan_here.
3819 (class Orphan_output_section): Likewise.
3820 (Script_sections::Script_sections): Update for field changes.
3821 (Script_sections::data_segment_align): Set saw_data_segment_align_
3822 and data_segment_align_start_, not data_segment_align_index.
3823 (Script_sections::data_segment_relro_end): Check
3824 saw_data_segment_align_. Use data_segment_align_start_ rather
3825 than data_segment_align_index_.
3826 (Script_sections::place_orphan): Rewrite to use
3827 Orphan_section_placement.
3829 2009-03-17 Ian Lance Taylor <iant@google.com>
3831 * archive.cc (Archive::add_symbols): Check for a version attached
3832 to the symbol name in the archive map.
3833 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3834 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3835 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3836 (ver_test_11.a): New target.
3837 * testsuite/Makefile.in: Rebuild.
3839 * configure.ac: Check for chsize and posix_fallocate. Replace
3841 * ftruncate.c: New file, from gnulib.
3842 * output.cc (posix_fallocate): Define dummy version if not
3843 HAVE_POSIX_FALLOCATE.
3844 (Output_file::map): Call posix_fallocate rather than lseek and
3846 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3847 * configure, Makefile.in, config.in: Rebuild.
3849 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3851 * layout.h (Layout::create_note): Add section_name parameter.
3852 * layout.cc (Layout::create_note): Likewise.
3853 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3855 2009-03-17 Ian Lance Taylor <iant@google.com>
3857 * descriptors.cc: Include "options.h".
3858 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3859 (Descriptors::open): Always use O_CLOEXEC when opening a new
3860 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3861 then set FD_CLOEXEC.
3863 * sparc.cc (class Target_sparc): Add has_got_section.
3864 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3865 make sure we have a GOT section.
3867 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3868 (Target_sparc::Scan::local): Likewise.
3869 (Target_sparc::Scan::global): Likewise.
3870 (Target_sparc::Relocate::relocate): Likewise.
3871 (Target_sparc::Relocate::relocate_tls): Likewise.
3873 * symtab.cc (Symbol_table::define_default_version): New function,
3874 broken out of add_from_object.
3875 (Symbol_table::add_from_object): Call define_default_version.
3876 (Symbol_table::define_special_symbol): Add resolve_oldsym
3877 parameter. Change all callers. If the version for a symbol comes
3878 from a version script, resolve it with the symbol with the same
3879 name with no version. Also add the symbol without a version if
3881 (do_define_in_output_data): If resolving with oldsym, don't delete
3883 (do_define_in_output_segment): Likewise.
3884 (do_define_as_constant): Likewise.
3885 * symtab.h (class Symbol_table): Update declarations.
3887 2009-03-13 Ian Lance Taylor <iant@google.com>
3889 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3890 (Read_symbols::requeue): New function.
3891 (Read_symbols::do_read_symbols): If make_elf_object fails because
3892 the target type is not configured, and the file was searched for,
3893 issue a warning and retry with the next directory.
3894 (Add_symbols::run): If the file has an incompatible format, and
3895 it was searched for, requeue the Read_symbols task. On error,
3897 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3898 dirindex parameter to constructor. Change all callers. Declare
3899 incompatible_warning and requeue.
3900 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3901 input_argument_ and input_group_ fields. Add them to
3902 constructor. Change all callers.
3903 (class Read_script): Add dirindex_ field. Add it to constructor.
3905 * archive.cc (Archive::setup): Remove input_objects parameter.
3907 (Archive::get_file_and_offset): Likewise.
3908 (Archive::read_all_symbols): Likewise.
3909 (Archive::read_symbols): Likewise.
3910 (Archive::get_elf_object_for_member): Remove input_objects
3911 parameter. Add punconfigured parameter. Change all callers.
3912 (Archive::add_symbols): Change return type to bool. Check return
3913 value of include_member.
3914 (Archive::include_all_members): Likewise.
3915 (Archive::include_member): Change return type to bool. Return
3916 false if first included object has incompatible target. Set
3917 included_member_ field.
3918 (Add_archive_symbols::run): If add_symbols returns false, requeue
3920 * archive.h (class Archive): Add included_member_ field.
3921 Initialize it in constructor. Add input_file and searched_for
3922 methods. Update declarations.
3923 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3924 input_argument_ fields. Add them to constructor. Change all
3926 * script.cc: Include "target-select.h".
3927 (class Parser_closure): Add skip_on_incompatible_target_ and
3928 found_incompatible_target_ fields. Add
3929 skip_on_incompatible_target parameter to constructor. Change all
3930 callers. Add methods skip_on_incompatible_target,
3931 clear_skip_on_incompatible_target, found_incompatible_target, and
3932 set_found_incompatible_target.
3933 (read_input_script): Add dirindex parameter. Change all callers.
3934 If parser finds an incompatible target, requeue Read_symbols
3936 (script_set_symbol): Clear skip_on_incompatible_target in
3938 (script_add_assertion, script_parse_option): Likewise.
3939 (script_start_sections, script_add_phdr): Likewise.
3940 (script_check_output_format): New function.
3941 * script.h (read_input_script): Update declaration.
3942 * script-c.h (script_check_output_format): Declare.
3943 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3944 (ignore_cmd): Remove OUTPUT_FORMAT.
3945 * fileread.cc (Input_file::Input_file): Add explicit this.
3946 (Input_file::will_search_for): New function.
3947 (Input_file::open): Add pindex parameter. Change all callers.
3948 * fileread.h (class Input_file): Add input_file_argument method.
3949 Declare will_search_for. Update declarations.
3950 * object.cc (make_elf_object): Add punconfigured parameter.
3952 * object.h (class Object): Make input_file public. Add
3953 searched_for method.
3954 (make_elf_object): Update declaration.
3955 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3957 * dirsearch.h (class Dirsearch): Update declaration.
3958 * options.h (class General_options): Add --warn-search-mismatch.
3959 * parameters.cc (Parameters::is_compatible_target): New function.
3960 * parameters.h (class Parameters): Declare is_compatible_target.
3961 * workqueue.cc (Workqueue::add_blocker): New function.
3962 * workqueue.h (class Workqueue): Declare add_blocker.
3964 * fileread.cc (Input_file::open): Remove options parameter.
3966 (Input_file::open_binary): Likewise.
3967 * script.cc (read_input_script): Likewise.
3968 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3969 options parameter from constructor. Change all callers.
3970 (class Read_script): Likewise.
3971 * fileread.h (class Input_file): Update declarations.
3972 * script.h (read_input_script): Update declaration.
3974 2009-03-10 Nick Clifton <nickc@redhat.com>
3976 * po/es.po: New Spanish translation.
3978 2009-03-06 Cary Coutant <ccoutant@google.com>
3980 * options.cc (parse_short_option): Keep dash_z from registering itself.
3982 2009-03-03 Ian Lance Taylor <iant@google.com>
3985 * target-reloc.h (relocate_section): Pass output_section to
3987 * i386.cc (Target_i386::should_apply_static_reloc): Add
3988 output_section parameter. Change all callers.
3989 (Target_i386::Relocate::relocate): Add output_section parameter.
3990 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3991 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3992 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3993 * testsuite/two_file_shared.sh: New script.
3994 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3995 (check_DATA): Add two_file_shared.dbg.
3996 (two_file_shared.dbg): New target.
3997 * testsuite/Makefile.in: Rebuild.
3999 2009-03-01 Ian Lance Taylor <iant@google.com>
4001 * configure.ac: Check for byteswap.h.
4002 * configure: Rebuild.
4003 * config.in: Rebuild.
4005 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4007 * layout.cc (Layout::find_or_add_kept_section): New function.
4008 (Layout::add_comdat): Removed.
4009 * layout.h (struct Kept_section): Move out of class Layout.
4010 Remove trailing underscores from field names. Add group_sections
4011 field. Rename group_ field to is_group. Change all uses.
4012 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4013 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4014 comdat_groups_ field.
4015 (Sized_relobj::include_section_group): Use
4016 find_or_add_kept_section and Kept_section::group_sections.
4017 (Sized_relobj::include_linkonce_section): Likewise.
4018 * object.cc (class Sized_relobj): Don't define Comdat_group or
4019 Comdat_group_table. Remove find_comdat_group and
4020 add_comdat_group. Remove comdat_groups_ field.
4021 * plugin.cc (include_comdat_group): Use
4022 Layout::find_or_add_kept_section.
4024 2009-02-28 Ian Lance Taylor <iant@google.com>
4026 * README: --gc-sections and map files are now supported. Document
4027 some build requirements.
4030 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4031 relocatable link set the value of the section symbol to zero.
4032 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4033 relocatable link don't include the section address in the local
4036 2009-02-27 Ian Lance Taylor <iant@google.com>
4039 * options.h (class Search_directory): Add is_system_directory.
4040 (class General_options): Declare is_in_system_directory.
4041 * options.cc (get_relative_sysroot): Make static.
4042 (get_default_sysroot): Make static.
4043 (General_optoins::is_in_system_directory): New function.
4044 * fileread.cc (Input_file::is_in_system_directory): New function.
4045 * fileread.h (class Input_file): Declare is_in_system_directory.
4046 * object.h (class Object): Add is_in_system_directory.
4047 (class Input_objects): Remove system_library_directory_ field.
4048 * object.cc (Input_objects::add_object): Don't set
4049 system_library_directory_.
4050 (input_objects::found_in_system_library_directory): Remove.
4051 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4052 parameter. Change all callers.
4053 (Symbol_table::sized_write_globals): Likewise.
4054 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4055 Call Object::is_in_system_directory.
4056 * symtab.h (class Symbol_table): Update declarations.
4059 * descriptors.h (Open_descriptor): Add is_on_stack field.
4060 * descriptors.cc (Descriptors::open): If the descriptor is on the
4061 top of the stack, remove it. Initialize is_on_stack field.
4062 (Descriptors::release): Only add pod to stack if it is not on the
4064 (Descriptors::close_some_descriptor): Clear stack_next and
4068 * output.cc (Output_section::find_starting_output_address): Rename
4069 from starting_output_address; add PADDR parameter; change return
4071 * output.h (class Output_section): Declare
4072 find_starting_output_address instead of starting_output_address.
4073 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4074 section symbol for which we can't find a merge section.
4077 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4078 hidden or internal, force the symbol to be local.
4079 * resolve.cc (Symbol::override_visibility): Define.
4080 (Symbol::override_base): Use override_visibility.
4081 (Symbol_table::resolve): Likewise.
4082 (Symbol::override_base_with_special): Likewise.
4083 (Symbol_table::override_with_special): If the visibility is hidden
4084 or internal, force the symbol to be local.
4085 * symtab.h (class Symbol): Add set_visibility and
4086 override_visibility.
4087 * testsuite/ver_test_1.sh: New file.
4088 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4089 (check_DATA): Add ver_test_1.syms.
4090 (ver_test_1.syms): New target.
4091 * testsuite/Makefile.in: Rebuild.
4093 2009-02-25 Cary Coutant <ccoutant@google.com>
4095 * layout.cc (Layout::choose_output_section): Don't rename sections
4096 when using a linker script that has a SECTIONS clause.
4097 * Makefile.in: Regenerate.
4099 * testsuite/Makefile.am (script_test_5.sh): New test case.
4100 * testsuite/Makefile.in: Regenerate.
4101 * testsuite/script_test_5.cc: New file.
4102 * testsuite/script_test_5.sh: New file.
4103 * testsuite/script_test_5.t: New file.
4105 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4107 * archive.cc (Archive::include_member): Update calls to add_symbols.
4108 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4109 the Layout argument.
4110 * dynobj.h (do_add_symbols): Add the Layout argument.
4111 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4113 * object.h (Object::add_symbols): Add the Layout argument.
4114 (Object::do_add_symbols): Add the Layout argument.
4115 (Sized_relobj::do_add_symbols): Add the Layout argument.
4116 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4117 Unify the two versions.
4118 (Add_plugin_symbols): Remove.
4119 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4120 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4121 (Add_plugin_symbols): Remove.
4122 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4123 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4124 (Add_symbols::run): Make it work with Pulginobj.
4126 2009-02-06 Ian Lance Taylor <iant@google.com>
4128 * object.cc (Sized_relobj::do_layout): Make info message start
4129 with lower case letter.
4131 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4133 * binary.cc: Fix file comment.
4135 * options.h (enum Incremental_disposition): Define.
4136 (class General_options): Add new options: --incremental,
4137 --incremental_changed, --incremental_unchanged,
4138 --incremental_unknown. Add incremental_disposition_ and
4139 implicit_incremental_ fields.
4140 (General_options::incremental_disposition): New function.
4141 (class Position_dependent_options): Add incremental_disposition
4143 (Position_dependent_options::copy_from_options): Set incremental
4145 * options.cc (General_options::parse_incremental_changed): New
4147 (General_options::parse_incremental_unchanged): New function.
4148 (General_options::parse_incremental_unknown): New function.
4149 (General_options::General_options): Initialize new fields
4150 incremental_disposition_ and implicit_incremental_.
4151 (General_options::finalize): Check for uasge of --incremental-*
4152 without --incremental.
4154 2009-02-06 Chris Demetriou <cgd@google.com>
4156 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4157 pointer and to report location as the file name associated with
4159 (gold_undefined_symbol_at_location): New function to replace the
4160 old gold_undefined_symbol functionality.
4161 * target-reloc.h (relocate_section): Update to use
4162 gold_undefined_symbol_at_location.
4163 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4164 Call gold_undefined_symbol function rather than gold_error.
4165 * errors.h (Errors::undefined_symbol): Take location as a
4166 string, rather than calculating it from a relocation.
4167 * errors.cc (Errors::fatal): Print "fatal error:" before the
4169 (Errors::error, Errors::error_at_location): Print "error: "
4170 before the formatted message.
4171 (Errors::undefined_symbol): Take location as a string, rather
4172 than calculating it from a relocation.
4173 (gold_undefined_symbol_at_location): New function akin to
4174 old gold_undefined_symbol, calculates location from relocation.
4175 (gold_undefined_symbol): Change to take only a Symbol pointer
4176 and to report location as the file name associated with the symbol.
4177 * testsuite/debug_msg.sh: Update for changed error messages.
4178 * testsuite/undef_symbol.sh: Likewise.
4180 2009-02-04 Duncan Sands <baldrick@free.fr>
4183 * reduced_debug_output.h
4184 (Output_reduced_debug_abbrev_section::failed): Use format for
4186 (Output_reduced_debug_info_section::faild): Likewise.
4188 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4190 * script.cc (Lazy_demangler): New class.
4191 (Version_script_info::get_symbol_version_helper): Demangle a
4194 2009-01-29 Cary Coutant <ccoutant@google.com>
4196 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4198 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4200 2009-01-28 Ian Lance Taylor <iant@google.com>
4202 * version.cc (version_string): Bump to 1.9.
4204 * gold.h: Include <cstring> and <stdint.h>.
4205 * version.cc: Include <cstdio>.
4206 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4208 * reduced_debug_output.cc (insert_into_vector): Rename from
4209 Insert_into_vector; change all callers. Use Swap_unaligned to
4210 avoid aliasing issue; remove union since it is unnecessary.
4212 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4214 * Makefile.am (CCFILES): Add gc.cc.
4216 * Makefile.in: Regenerate.
4217 * gold.cc (Gc_runner): New class.
4218 (queue_initial_tasks): Call garbage collection related tasks
4219 when corresponding options are invoked.
4220 (queue_middle_gc_tasks): New function.
4221 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4222 processed early before laying out sections during garbage collection.
4223 * gold.h (queue_middle_gc_tasks): New function.
4224 (is_prefix_of): Move from "layout.cc".
4225 * i386.cc (Target_i386::gc_process_relocs): New function.
4226 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4227 * main.cc (main): Create object of class "Garbage_collection".
4228 * object.cc (Relobj::copy_symbols_data): New function.
4229 (Relobj::is_section_name_included): New function.
4230 (Sized_relobj::do_layout): Allow this function to be called twice
4231 during garbage collection and defer layout of section during the
4233 * object.h (Relobj::get_symbols_data): New function.
4234 (Relobj::is_section_name_included): New function.
4235 (Relobj::copy_symbols_data): New function.
4236 (Relobj::set_symbols_data): New function.
4237 (Relobj::get_relocs_data): New function.
4238 (Relobj::set_relocs_data): New function.
4239 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4240 (Relobj::gc_process_relocs): New function.
4241 (Relobj::do_gc_process_relocs): New pure virtual function.
4242 (Relobj::sd_): New data member.
4243 (Sized_relobj::is_output_section_offset_invalid): New function.
4244 (Sized_relobj::do_gc_process_relocs): New function.
4245 * options.h (General_options::gc_sections): Modify to not be a no-op.
4246 (General_options::print_gc_sections): New option.
4247 * plugin.cc (Plugin_finish::run): Remove function call to
4248 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4249 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4250 * reloc.cc (Read_relocs::run): Add task to process relocs and
4251 determine unreferenced sections when doing garbage collection.
4252 (Gc_process_relocs): New class.
4253 (Sized_relobj::do_gc_process_relocs): New function.
4254 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4255 sections that are garbage collected.
4256 * reloc.h (Gc_process_relocs): New class.
4257 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4258 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4259 symbols whose corresponding sections are garbage collected.
4260 (Symbol_table::Symbol_table): Add new parameter for the garbage
4262 (Symbol_table::gc_mark_undef_symbols): New function.
4263 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4264 (Symbol_table::gc_mark_dyn_syms): New function.
4265 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4267 (Symbol_table::add_from_object): Likewise.
4268 (Symbol_table::add_from_relobj): When building shared objects, do not
4269 treat externally visible symbols as garbage.
4270 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4271 table information for static and relocatable links.
4272 * symtab.h (Symbol_table::set_gc): New function.
4273 (Symbol_table::gc): New function.
4274 (Symbol_table::gc_mark_undef_symbols): New function.
4275 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4276 (Symbol_table::gc_mark_dyn_syms): New function.
4277 (Symbol_table::gc_): New data member.
4278 * target.h (Sized_target::gc_process_relocs): New pure virtual
4280 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4281 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4283 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4285 * options.h (General_options::gc_sections): Define as a no-op for now.
4286 (General_options::no_keep_memory): Ditto.
4287 (General_options::Bshareable): Define.
4288 * options.cc (General_options::finalize): Honor -Bshareable.
4290 2009-01-20 Andreas Schwab <schwab@suse.de>
4292 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4293 read the value in the contents, since we don't use it. Use the
4294 template endianness when writing.
4295 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4297 2009-01-19 Andreas Schwab <schwab@suse.de>
4299 * configure.tgt (powerpc64-*): Fix targ_obj.
4301 2009-01-15 Ian Lance Taylor <iant@google.com>
4303 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4304 local symbols when stripping all symbols.
4306 2009-01-14 Cary Coutant <ccoutant@google.com>
4308 * output.cc (Output_reloc): Add explicit instantiations.
4310 2009-01-14 Cary Coutant <ccoutant@google.com>
4312 * archive.cc (Archive::get_elf_object_for_member): Remove call
4313 to File_read::claim_for_plugin.
4314 * descriptors.cc (Descriptors::open): Remove reference to
4316 (Descriptors::claim_for_plugin): Remove.
4317 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4318 (Descriptors::is_claimed): Remove.
4319 (claim_descriptor_for_plugin): Remove.
4320 * fileread.cc (File_read::claim_for_plugin): Remove.
4321 * fileread.h (File_read::claim_for_plugin): Remove.
4322 (File_read::descriptor): Reopen descriptor if necessary.
4323 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4324 (Plugin_manager::all_symbols_read): Add task parameter. Change
4326 (Plugin_manager::get_input_file): New function.
4327 (Plugin_manager::release_input_file): New function.
4328 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4329 corresponding data member.
4330 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4331 and pass to base constructor. Change all callers.
4332 (get_input_file, release_input_file): New functions.
4333 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4334 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4335 (Plugin_manager::all_symbols_read): Add task parameter.
4336 (Plugin_manager::get_input_file): New function.
4337 (Plugin_manager::release_input_file): New function.
4338 (Plugin_manager::task_): New data member.
4339 (Pluginobj::Pluginobj): Add filesize parameter.
4340 (Pluginobj::filename): New function.
4341 (Pluginobj::descriptor): New function.
4342 (Pluginobj::filesize): New function.
4343 (Pluginobj::filesize_): New data member.
4344 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4345 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4346 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4348 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4349 with archive libraries.
4350 * testsuite/Makefile.in: Regenerate.
4351 * testsuite/plugin_test.c (struct sym_info): New type.
4352 (get_input_file, release_input_file): New static variables.
4353 (onload): Capture new transfer vector entries.
4354 (claim_file_hook): Stop reading at end of file according to filesize.
4355 Factor out parsing of readelf output into separate function.
4356 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4357 APIs and get the source file name from the symbol table. Convert
4358 source file name to corresponding object file name. Print info
4359 message when adding new input files.
4360 (parse_readelf_line): New function.
4361 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4362 * testsuite/plugin_test_2.sh: Likewise.
4363 * testsuite/plugin_test_3.sh: Likewise.
4364 * testsuite/plugin_test_4.sh: New test case.
4366 2009-01-07 Ian Lance Taylor <iant@google.com>
4368 * version.cc (version_string): Bump to 1.8.
4370 2008-12-23 Cary Coutant <ccoutant@google.com>
4372 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4373 * plugin.cc (Plugin_manager::finish): Rename as
4374 layout_deferred_objects. Move cleanup to separate function.
4375 (Plugin_manager::cleanup): New function.
4376 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4378 * plugin.h (Plugin_manager::finish): Rename as
4379 layout_deferred_objects.
4380 (Plugin_manager::cleanup): New function.
4381 (Plugin_manager::cleanup_done): New field.
4383 2008-12-23 Cary Coutant <ccoutant@google.com>
4385 * plugin.cc (is_visible_from_outside): New function.
4386 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4387 so we don't return "IR only" status for exported symbols or -r links.
4389 * testsuite/Makefile.am (plugin_test_3): New test case.
4390 * testsuite/Makefile.in: Regenerate.
4391 * testsuite/plugin_test_3.sh: New file.
4393 2008-12-22 Cary Coutant <ccoutant@google.com>
4395 * object.cc (Sized_relobj::layout_section): New function.
4396 (Sized_relobj::do_layout): Defer layout of input sections until after
4397 plugin has provided replacement files.
4398 (Sized_relobj::do_layout_deferred_sections): New function.
4399 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4400 (Relobj::layout_deferred_sections): New function.
4401 (Relobj::do_layout_deferred_sections): New function.
4402 (Sized_relobj::do_layout_deferred_sections): New function.
4403 (Sized_relobj::layout_section): New function.
4404 (Sized_relobj::Deferred_layout): New structure.
4405 (Sized_relobj::deferred_layout_): New field.
4406 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4407 Change all callers. Layout deferred sections.
4408 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4410 (Plugin_hook::run): Move code from do_plugin_hook inline.
4411 (Plugin_hook::do_plugin_hook): Remove.
4412 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4413 (Plugin_manager::finish): Renamed, was cleanup.
4414 (Plugin_manager::should_defer_layout): New function.
4415 (Plugin_manager::add_deferred_layout_object): New function.
4416 (Plugin_manager::Deferred_layout_list): New type.
4417 (Plugin_manager::deferred_layout_objects_): New field.
4418 (Plugin_hook::do_plugin_hook): Remove.
4420 2008-12-17 Ian Lance Taylor <iant@google.com>
4422 * options.h (class General_options): Add --no case for
4425 2008-12-16 Cary Coutant <ccoutant@google.com>
4427 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4429 (Plugin_manager::claim_file): Create plugin object even if
4430 plugin did not call the add_symbols callback.
4431 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4432 asking for more symbols than were added.
4433 * testsuite/Makefile.am (plugin_test_1): Add test case with
4435 (empty.syms): New target.
4436 * testsuite/Makefile.in: Regenerate.
4437 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4438 message. Don't call add_symbols if no globals.
4439 (all_symbols_read_hook): Don't provide replacement for empty
4442 2008-12-12 Ian Lance Taylor <iant@google.com>
4444 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4445 r_type == 0 for a local symbol with r_sym == 0.
4446 (scan_relocatable_relocs): Pass r_sym to
4447 local_non_section_strategy.
4448 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4451 * configure.ac: Update test for TLS descriptors: they are
4452 supported as of glibc 2.9.
4453 * configure: Rebuild.
4455 2008-12-11 Ian Lance Taylor <iant@google.com>
4458 * target-reloc.h (Default_scan_relocatable_relocs): For each
4459 function, map r_type == 0 to RELOC_DISCARD.
4461 2008-12-10 Cary Coutant <ccoutant@google.com>
4463 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4464 object to override a kept COMDAT group from a plugin object.
4466 2008-12-09 Ian Lance Taylor <iant@google.com>
4469 * yyscript.y (file_cmd): Handle INPUT.
4471 * testsuite/initpri1.c: Change all declarations to be full
4472 prototypes by adding void, to avoid compiler warnings.
4474 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4476 * options.cc (General_options::parse_plugin_opt): New.
4477 (General_options::add_plugin): The argument now is just the filename.
4478 (General_options::add_plugin_option): New.
4479 * options.h (plugin_opt): New.
4480 (add_plugin): Change argument name.
4481 (add_plugin_option): New.
4482 * plugin.cc (Plugin::load): Don't parse the plugin option.
4483 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4484 (Plugin::add_option): New.
4485 (Plugin::args_): Change type.
4486 (Plugin::filename_): New.
4487 (Plugin_manager::add_plugin_option): New.
4488 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4489 * testsuite/Makefile.in: Regenerate.
4491 2008-12-05 Cary Coutant <ccoutant@google.com>
4493 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4494 Handle --strip-lto-sections option.
4495 * options.h (strip_lto_sections): New option.
4497 2008-12-01 Cary Coutant <ccoutant@google.com>
4499 * plugin.cc (ld_plugin_message): Change format parameter to const.
4500 Fix mismatch between new[] and delete.
4502 2008-11-14 Cary Coutant <ccoutant@google.com>
4504 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4507 2008-11-05 Craig Silverstein <csilvers@google.com>
4509 * options.cc (General_options::parse_dynamic_list): New function.
4510 * options.h (General_options): New flags dynamic_list,
4511 dynamic_list_data, dynamic_list_cpp_new, and
4512 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4513 (General_options::in_dynamic_list): New function.
4514 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4515 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4516 (Lex::can_continue_name): Likewise.
4518 (read_script_file): New parameter script_options.
4519 (read_dynamic_list): New function.
4520 (Script_options::define_dynamic_list): New function.
4521 (dynamic_list_keyword_parsecodes): New variable.
4522 (dynamic_list_keywords): New variable.
4523 * script.h (Script_options::define_dynamic_list): New function
4525 (read_dynamic_list): New function prototype.
4526 * symtab.cc (strprefix): New macro.
4527 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4528 dynamic_list_data, dynamic_list_cpp_new, and
4529 dynamic_list_cpp_typeinfo.
4530 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4531 (dynamic_list_expr): New rule.
4532 (dynamic_list_nodes): Likewise.
4533 (dynamic_list_node): Likewise.
4534 * testsuite/Makefile.am (dynamic_list): New test.
4535 * testsuite/Makefile.in: Regenerated.
4536 * testsuite/dynamic_list.t: New file.
4537 * testsuite/dynamic_list.sh: New file.
4539 2008-11-05 Craig Silverstein <csilvers@google.com>
4541 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4542 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4543 (t11_last): Likewise.
4544 * testsuite/ver_test_6.c (main): Likewise.
4546 2008-10-07 Cary Coutant <ccoutant@google.com>
4548 * options.c (General_options::finalize): Add check for -static and
4550 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4553 2008-10-02 Cary Coutant <ccoutant@google.com>
4555 * plugin.cc (make_sized_plugin_object): Fix conditional
4556 compilation to work when not all targets are enabled.
4558 2008-09-29 Cary Coutant <ccoutant@google.com>
4560 * archive.cc (Archive::get_file_and_offset): Use filename instead
4561 of name to get library path.
4562 (Archive::include_member): Unlock external member of a thin archive.
4564 * testsuite/Makefile.am (TEST_AR): New variable.
4565 (thin_archive_test_1): New test.
4566 (thin_archive_test_2): New test.
4567 * testsuite/Makefile.in: Regenerate.
4568 * testsuite/thin_archive_main.cc: New file.
4569 * testsuite/thin_archive_test_1.cc: New file.
4570 * testsuite/thin_archive_test_2.cc: New file.
4571 * testsuite/thin_archive_test_3.cc: New file.
4572 * testsuite/thin_archive_test_4.cc: New file.
4574 2008-09-29 Cary Coutant <ccoutant@google.com>
4576 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4577 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4579 (Sized_relobj::do_finalize_local_symbols): Likewise.
4580 (Sized_relobj::map_to_kept_section): Likewise.
4581 * object.h (Sized_relobj::invalid_address): New constant.
4582 (Sized_relobj::do_output_section_offset): Check for invalid_address
4584 * output.cc (Output_reloc::local_section_offset): Use constant
4585 invalid_address instead of -1U.
4586 (Output_reloc::get_address): Likewise.
4587 (Output_section::output_address): Change -1U to -1ULL.
4588 * output.h (Output_reloc::invalid_address): New constant.
4589 * reloc.cc (Sized_relobj::write_sections): Use constant
4590 invalid_address instead of -1U.
4591 (Sized_relobj::relocate_sections): Likewise.
4592 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4593 values for merge sections.
4594 * target-reloc.h (relocate_for_relocatable): Use constant
4595 invalid_address instead of -1U.
4597 2008-09-19 Cary Coutant <ccoutant@google.com>
4599 Add plugin functionality for link-time optimization (LTO).
4600 * configure.ac (plugins): Add --enable-plugins option.
4601 * configure: Regenerate.
4602 * config.in: Regenerate.
4603 * Makefile.am (LIBDL): New variable.
4604 (CCFILES): Add plugin.cc.
4605 (HFILES): Add plugin.h.
4606 (ldadd_var): Add LIBDL.
4607 * Makefile.in: Regenerate.
4609 * archive.cc: Include "plugin.h".
4610 (Archive::setup): Don't preread archive symbols when using a plugin.
4611 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4612 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4614 (Archive::include_member): Add symbols from plugin objects.
4615 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4616 * descriptors.cc (Descriptors::open): Check for file descriptors
4617 abandoned by plugins.
4618 (Descriptors::claim_for_plugin): New function.
4619 * descriptors.h (Descriptors::claim_for_plugin): New function.
4620 (Open_descriptor::is_claimed): New field.
4621 (claim_descriptor_for_plugin): New function.
4622 * fileread.cc (File_read::claim_for_plugin): New function.
4623 * fileread.h (File_read::claim_for_plugin): New function.
4624 (File_read::descriptor): New function.
4625 * gold.cc: Include "plugin.h".
4626 (queue_initial_tasks): Add task to call plugin hooks for generating
4628 * main.cc: Include "plugin.h".
4629 (main): Load plugin libraries.
4630 * object.h (Pluginobj): Declare.
4631 (Object::pluginobj): New function.
4632 (Object::do_pluginobj): New function.
4633 (Object::set_target): New function.
4634 * options.cc: Include "plugin.h".
4635 (General_options::parse_plugin): New function.
4636 (General_options::General_options): Initialize plugins_ field.
4637 (General_options::add_plugin): New function.
4638 * options.h (Plugin_manager): Declare.
4639 (General_options): Add --plugin option.
4640 (General_options::has_plugins): New function.
4641 (General_options::plugins): New function.
4642 (General_options::add_plugin): New function.
4643 (General_options::plugins_): New field.
4644 * plugin.cc: New file.
4645 * plugin.h: New file.
4646 * readsyms.cc: Include "plugin.h".
4647 (Read_symbols::do_read_symbols): Check for archive before checking
4648 for ELF file. Call plugin hooks to claim files.
4649 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4650 from a real object file; force override when processing replacement
4652 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4653 (Symbol::init_base_object): Likewise.
4654 (Symbol::init_base_output_data): Likewise.
4655 (Symbol::init_base_output_segment): Likewise.
4656 (Symbol::init_base_constant): Likewise.
4657 (Symbol::init_base_undefined): Likewise.
4658 (Symbol::output_section): Assert that object is not a plugin.
4659 (Symbol_table::add_from_pluginobj): New function.
4660 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4662 (Symbol_table::sized_write_globals): Likewise.
4663 (Symbol_table::add_from_pluginobj): Instantiate template.
4664 * symtab.h (Sized_pluginobj): Declare.
4665 (Symbol::in_real_elf): New function.
4666 (Symbol::set_in_real_elf): New function.
4667 (Symbol::in_real_elf_): New field.
4668 (Symbol_table::add_from_pluginobj): New function.
4670 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4671 (LIBDL): New variable.
4673 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4674 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4675 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4676 (MOSTLYCLEANFILES): Likewise.
4677 * testsuite/Makefile.in: Regenerate.
4678 * testsuite/plugin_test.c: New file.
4679 * testsuite/plugin_test_1.sh: New file.
4680 * testsuite/plugin_test_2.sh: New file.
4682 2008-09-16 Ian Lance Taylor <iant@google.com>
4684 * target-reloc.h (relocate_section): Check whether a symbol is
4685 defined by the ABI before reporting an undefined symbol error.
4686 * target.h (Target::is_defined_by_abi): Make parameter const.
4687 (Target::do_is_defined_by_abi): Likewise.
4688 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4689 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4690 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4691 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4692 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4693 * testsuite/Makefile.in: Rebuild.
4695 * fileread.cc (make_view): Add casts to avoid warning.
4697 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4699 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4700 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4702 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4704 * options.h (General_options::output_is_executable): New.
4705 (General_options::output_is_pie): New.
4706 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4707 for shared libraries.
4708 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4710 2008-09-11 Chris Demetriou <cgd@google.com>
4712 * options.h (origin): New -z option.
4713 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4714 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4717 2008-09-05 Cary Coutant <ccoutant@google.com>
4719 * fileread.cc (File_read::make_view): Add check for attempt to map
4722 2008-09-05 Cary Coutant <ccoutant@google.com>
4724 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4725 explicit instantiations.
4727 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4730 * options.cc (General_options::finalize): Allow undefined symbols
4731 in shlibs if linking -shared.
4734 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4735 symbols as not needing a dynsym entry.
4737 2008-08-20 Craig Silverstein <csilvers@google.com>
4739 * fileread.cc (File_read::open): Do not lock the file unless it
4740 was successfully opened.
4742 2008-08-14 Cary Coutant <ccoutant@google.com>
4744 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4745 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4746 * testsuite/tls_test.cc (struct int128): 128-bit struct
4747 for testing TLS relocs with non-zero addend.
4748 (v12): New TLS variable.
4750 (t_last): Add check for v12.
4751 * testsuite/tls_test.h (t12): New function.
4752 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4754 2008-08-13 Ian Lance Taylor <iant@google.com>
4756 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4757 set tls_segment_ or relro_segment_.
4758 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4760 * output.h (Output_section::clear_is_relro): New function.
4761 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4762 sections specially even when output_data_ is empty.
4763 (Output_segment::maximum_alignment): When first section is relro,
4764 only force alignment for PT_LOAD segments.
4765 * script.cc (script_data_segment_align): New function.
4766 (script_data_segment_relro_end): New function.
4767 * script-c.h (script_data_segment_align): Declare.
4768 (script_data_segment_relro_end): Declare.
4769 * script-sections.h (class Script_sections): Declare
4770 data_segment_align and data_segment_relro_end. Add fields
4771 segment_align_index_ and saw_relro_end_.
4772 * script-sections.cc (class Sections_element): Add set_is_relro
4773 virtual function. Add new bool* parameter to place_orphan_here.
4774 Add get_output_section virtual function.
4775 (class Output_section_definition): Add set_is_relro. Add new
4776 bool* parameter to place_orphan_here. Add get_output_section.
4777 Add is_relro_ field.
4778 (Output_section_definition::Output_section_definition): Initialize
4779 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4780 and is_relro_ fields.
4781 (Output_section_definition::place_orphan_here): Add is_relro
4783 (Output_section_definition::set_section_addresses): Set relro for
4785 (Output_section_definition::alternate_constraint): Likewise.
4786 (class Orphan_output_section): Add new bool* parameter to
4787 place_orphan_here. Add get_output_section.
4788 (Orphan_output_section::place_orphan_here): Add is_relro
4790 (Script_sections::Script_sections): Initialize
4791 data_segment_align_index_ and saw_relro_end_.
4792 (Script_sections::data_segment_align): New function.
4793 (Script_sections::data_segment_relro_end): New function.
4794 (Script_sections::place_orphan): Set or clear is_relro.
4795 (Script_sections::set_section_addresses): Force alignment of first
4797 * yyscript.y (exp): Call script_data_segment_align and
4798 script_data_segment_relro_end.
4799 * testsuite/relro_script_test.t: New file.
4800 * testsuite/relro_test.cc (using_script): Declare.
4801 (t1, t2): Test using_script.
4802 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4803 (relro_script_test_SOURCES): Define.
4804 (relro_script_test_DEPENDENCIES): Define.
4805 (relro_script_test_LDFLAGS): Define.
4806 (relro_script_test_LDADD): Define.
4807 (relro_script_test.so): New target.
4808 * testsuite/Makefile.in: Rebuild.
4810 2008-08-06 Cary Coutant <ccoutant@google.com>
4812 * archive.cc (Archive::total_archives, Archive::total_members)
4813 (Archive::total_members_loaded): New variables.
4814 (Archive::setup): Add parameter. Add option to preread
4816 (Archive::read_armap): Add counter.
4817 (Archive::get_file_and_offset): New function.
4818 (Archive::get_elf_object_for_member): New function.
4819 (Archive::read_all_symbols): New function.
4820 (Archive::read_symbols): New function.
4821 (Archive::add_symbols): Add counters.
4822 (Archive::include_all_members): Use armap to find members if it's
4824 (Archive::include_member): Skip reading symbols if already read.
4825 Factored code into Archive::get_file_and_offset and
4826 Archive::get_elf_object_for_member. Changed call to
4827 Mapfile::report_include_archive_member.
4828 (Archive::print_stats): New function.
4829 * archive.h: Declare Object and Read_symbols_data classes.
4830 (Archive::Archive): Add initializers for new members.
4831 (Archive::setup): Add parameter.
4832 (Archive::print_stats): New function.
4833 (Archive::total_archives, Archive::total_members)
4834 (Archive::total_members_loaded): New variables.
4835 (Archive::get_file_and_offset): New function.
4836 (Archive::get_elf_object_for_member): New function.
4837 (Archive::read_all_symbols): New function.
4838 (Archive::read_symbols): New function.
4839 (Archive::Archive_member): New class.
4840 (Archive::members_): New member.
4841 (Archive::num_members_): New member.
4842 * main.cc: Include archive.h.
4843 (main): Call Archive::print_stats.
4844 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4845 archive parameter; member_name is now the fully-decorated name.
4846 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4847 * options.h: (General_options): Add --preread-archive-symbols option.
4848 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4851 2008-08-04 Ian Lance Taylor <iant@google.com>
4853 * symtab.h (Symbol::use_plt_offset): New function.
4854 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4855 * powerpc.cc (Relocate::relocate): Likewise.
4856 * sparc.cc (Relocate::relocate): Likewise.
4857 * x86_64.cc (Relocate::relocate): Likewise.
4858 * testsuite/weak_plt.sh: New test.
4859 * testsuite/weak_plt_main.cc: New test.
4860 * testsuite/weak_plt_shared.cc: New test.
4861 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4862 (check_PROGRAMS): Add weak_plt.
4863 (check_DATA): Add weak_plt_shared.so.
4864 (weak_plt_main_pic.o, weak_plt): New targets.
4865 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4866 * testsuite/Makefile.in: Rebuild.
4868 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4870 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4871 * testsuite/Makefile.in: Rebuild.
4873 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4875 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4876 * Makefile.in: Regenerate.
4877 * po/POTFILES.in: Regenerate.
4879 2008-07-29 Ian Lance Taylor <iant@google.com>
4881 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4882 symbols before other symbols.
4883 * testsuite/script_test_2.cc (test_addr): Declare.
4884 (test_addr_alias): Declare.
4885 (main): Check that test_addr and test_addr_alias have the right
4887 * testsuite/script_test_2.t: Define test_addr_alias and
4890 2008-07-24 Ian Lance Taylor <iant@google.com>
4893 * descriptors.cc: New file.
4894 * descriptors.h: New file.
4895 * gold-threads.h (class Hold_optional_lock): New class.
4896 * fileread.cc: Include "descriptors.h".
4897 (File_read::~File_read): Release descriptor rather than closing
4899 (File_read::open) [file]: Call open_descriptor rather than open.
4900 Set is_descriptor_opened_.
4901 (File_read::open) [memory]: Assert that descriptor is not open.
4902 (File_read::reopen_descriptor): New function.
4903 (File_read::release): Release descriptor.
4904 (File_read::do_read): Make non-const. Reopen descriptor.
4905 (File_read::read): Make non-const.
4906 (File_read::make_view): Reopen descriptor.
4907 (File_read::do_readv): Likewise.
4908 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4909 Update declarations.
4910 * layout.cc: Include "descriptors.h".
4911 (Layout::create_build_id): Use open_descriptor rather than open.
4912 * output.cc: Include "descriptors.h".
4913 (Output_file::open): Use open_descriptor rather than open.
4914 * archive.cc (Archive::const_iterator): Change Archive to be
4916 (Archive::begin, Archive::end): Make non-const.
4917 (Archive::count_members): Likewise.
4918 * archive.h (class Archive): Update declarations.
4919 * object.h (Object::read): Make non-const.
4920 * Makefile.am (CCFILES): Add descriptors.cc.
4921 (HFILES): Add descriptors.h.
4922 * Makefile.in: Rebuild.
4925 * gold.h: Always include <clocale>. Add Solaris workarounds
4926 following code in binutils/sysdep.h.
4929 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4930 this->eh_frame_hdr_ is NULL before using it.
4932 * dynobj.cc (Versions::Versions): Update comment.
4934 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4935 the base version name.
4937 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4938 array size plus one.
4939 (Stringpool_template::set_string_offsets): Subtract one from key
4940 before using it as an array index.
4941 (Stringpool_template::get_offset_with_length): Likewise.
4942 (Stringpool_template::write_to_buffer): Likewise.
4943 * stringpool.h (Stringpool_template::get_offset_from_key):
4946 2008-07-23 Ian Lance Taylor <iant@google.com>
4949 * object.h (Merged_symbol_value::value): Do our best to handle a
4953 * script.cc (Version_script_info::get_versions): Don't add empty
4954 version tag to return value.
4955 (Version_script_info::get_symbol_version_helper): Change return
4956 type to bool. Add pversion parameter. Change all callers.
4957 (script_register_vers_node): Don't require a non-NULL tag.
4958 * script.h (class Version_script_info): Update declarations.
4959 (Version_script_info::get_symbol_version): Change return type to
4960 bool. Add version parameter. Change all callers.
4961 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4962 handling. Handle an empty version from a version script.
4963 (Symbol_table::define_special_symbol): Likewise.
4964 * testsuite/ver_test_10.script: New file.
4965 * testsuite/ver_test_10.sh: New file.
4966 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4967 (check_DATA): Add ver_test_10.syms.
4968 (ver_test_10.syms, ver_test_10.so): New target.
4969 * testsuite/Makefile.in: Rebuild.
4971 2008-07-23 Simon Baldwin <simonb@google.com>
4973 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4974 to zero for undefined symbols from dynamic libraries.
4976 2008-07-23 Ian Lance Taylor <iant@google.com>
4978 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4980 * symtab.h (class Symbol_table): Update declaration.
4981 * testsuite/ver_test_9.cc: New file.
4982 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4983 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4984 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4985 (ver_test_9.so, ver_test_9.o): New targets.
4986 * testsuite/Makefile.in: Rebuild.
4988 2008-07-22 Ian Lance Taylor <iant@google.com>
4990 * options.h (class General_options): Define --check-sections.
4991 * layout.cc (Layout::set_segment_offsets): Handle
4994 * options.h (class General_options): Define -n/--nmagic and
4996 * options.cc (General_options::finalize): For -n/--nmagic or
4997 -N/--omagic, set -static.
4998 * layout.cc (Layout::attach_allocated_section_to_segment): If
4999 -N/--omagic, don't put read-only and read-write sections in
5001 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5002 finding a read-only segment.
5003 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5004 don't set the minimum segment alignment to the common page size,
5005 and don't set the file offset to the address modulo the page size.
5006 * script-sections.cc (Script_sections::create_segments): If
5007 -n/--omagic, don't put read-only and read-write sections in
5010 * cref.cc: New file.
5012 * options.h (class General_options): Add --print-symbol-counts.
5013 * main.cc (main): Issue defined symbol report if requested.
5014 * archive.cc (Archive::interpret_header): Make into a const member
5016 (Archive::add_symbols): Call Input_objects::archive_start and
5018 (Archive::const_iterator): Define new class.
5019 (Archive::begin, Archive::end): New functions.
5020 (Archive::include_all_members): Rewrite to use iterator.
5021 (Archive::count_members): New function.
5022 * archive.h (class Archive): Update declarations.
5023 (Archive::filename): New function.
5024 * object.cc: Include "cref.h".
5025 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5026 (Sized_relobj::do_get_global_symbol_counts): New function.
5027 (Input_objects::add_object): Add object to cross-referencer.
5028 (Input_objects::archive_start): New function.
5029 (Input_objects::archive_stop): New function.
5030 (Input_objects::print_symbol_counts): New function.
5031 * object.h: Declare Cref and Archive.
5032 (Object::get_global_symbol_counts): New function.
5033 (Object::do_get_global_symbol_counts): New pure virtual function.
5034 (class Sized_relobj): Add defined_count_ field. Update
5036 (class Input_objects): Add cref_ field. Update constructor.
5037 Update declarations.
5038 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5040 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5042 (Sized_dynobj::do_get_global_symbol_counts): New function.
5043 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5044 defined_count_. Update declarations. Define Symbols typedef.
5045 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5046 parameter. Change all callers.
5047 (Symbol_table::add_from_dynobj): Add sympointers and defined
5048 parameters. Change all callers.
5049 * symtab.h (class Symbol_table): Update declarations.
5050 * Makefile.am (CCFILES): Add cref.cc.
5051 (HFILES): Add cref.h.
5052 * Makefile.in: Rebuild.
5054 2008-07-22 Simon Baldwin <simonb@google.com>
5056 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5057 to zero when writing undefined symbols.
5059 2008-07-22 Ian Lance Taylor <iant@google.com>
5061 * output.cc (Output_section::add_input_section): Don't try to
5062 merge empty merge sections.
5064 2008-07-21 Craig Silverstein <csilvers@google.com>
5066 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5067 Include symbol version in error message.
5069 2008-07-20 Chris Demetriou <cgd@google.com>
5071 * configure.ac (gold_cv_c_random_seed): New configured variable.
5072 (RANDOM_SEED_CFLAGS): New substituted variable.
5073 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5074 * configure: Rebuild.
5075 * Makefile.in: Likewise.
5076 * testsuite/Makefile.in: Likewise.
5078 2008-07-18 Ian Lance Taylor <iant@google.com>
5080 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5081 where we see NAME/NULL and NAME/VERSION as separate symbols.
5082 * testsuite/ver_test_main.cc (main): Call t4.
5083 (t4, t4_2a): Define.
5084 * testsuite/ver_test_2.cc (t4_2): Define.
5085 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5086 * testsuite/ver_test_4.cc (t4_2a): Define.
5087 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5088 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5090 2008-07-17 Ian Lance Taylor <iant@google.com>
5092 * dynobj.cc (Versions::add_def): If we give an error about a
5093 missing version, go ahead and create the version anyhow.
5095 2008-07-10 Ian Lance Taylor <iant@google.com>
5097 Handle output sections with more than 0x7fffffff bytes.
5098 * object.h (class Relobj): Change map_to_output_ to
5099 output_sections_, and just keep a section pointer. Change all
5100 uses. Move comdat group support to Sized_relobj.
5101 (Relobj::is_section_specially_mapped): Remove.
5102 (Relobj::output_section): Remove poff parameter. Change all
5104 (Relobj::output_section_offset): New function.
5105 (Relobj::set_section_offset): Rewrite.
5106 (Relobj::map_to_output): Remove.
5107 (Relobj::output_sections): New function.
5108 (Relobj::do_output_section_offset): New pure virtual function.
5109 (Relobj::do_set_section_offset): Likewise.
5110 (class Sized_relobj): Add section_offsets_ field. Add comdat
5111 group support from Relobj. Update declarations.
5112 (Sized_relobj::get_output_section_offset): New function.
5113 (Sized_relobj::do_output_section_offset): New function.
5114 (Sized_relobj::do_set_section_offset): New function.
5115 * object.cc (Relobj::output_section_address): Remove.
5116 (Sized_relobj::Sized_relobj): Initialize new fields.
5117 (Sized_relobj::include_section_group): Cast find_kept_object to
5119 (Sized_relobj::include_linkonce_section): Likewise.
5120 (Sized_relobj::do_layout): Use separate arrays for output section
5122 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5124 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5125 output_sections and section_offsets.
5126 (Sized_relobj::write_local_symbols): Likewise.
5127 (map_to_kept_section): Compute output address directly.
5128 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5129 output_sections and section_offsets.
5130 (Sized_relobj::write_sections): Likewise.
5131 (Sized_relobj::relocate_sections): Likewise.
5132 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5133 * output.h (class Output_reloc): Update declarations. Change
5134 u2_.relobj to Sized_relobj*.
5135 (class Output_data_reloc): Change add functions to use
5137 * output.cc (Output_reloc::Output_reloc): Change relobj to
5139 (Output_reloc::local_section_offset): Change return type to
5140 Elf_Addr. Use get_output_section_offset.
5141 (Output_reloc::get_address): Likewise.
5142 (Output_section::is_input_address_mapped): Don't call
5143 is_section_specially_mapped.
5144 (Output_section::output_offset): Likewise.
5145 (Output_section::output_address): Likewise.
5146 (Output_section::starting_output_address): Likewise.
5147 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5148 parameter to Sized_relobj*.
5149 (Copy_relocs::need_copy_reloc): Likewise.
5150 (Copy_relocs::save): Likewise.
5151 * copy-relocs.h (class Copy_relocs): Update declarations.
5152 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5153 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5154 * target-reloc.h (relocate_for_relocatable): Change
5155 offset_in_output_section type to Elf_Addr. Change code that uses
5157 * layout.cc (Layout::layout): Always set *off.
5158 * mapfile.cc (Mapfile::print_input_section): Use
5159 output_section_offset.
5160 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5162 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5163 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5164 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5166 2008-07-03 Ian Lance Taylor <iant@google.com>
5168 * layout.cc (Layout::include_section): Do not discard unrecognized
5169 SHT_STRTAB sections.
5171 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5173 * script.cc (Lex::can_continue_name): Make '?' allowable in
5174 version-script names.
5175 * testsuite/version_script.map: Change glob pattern to use '?'
5177 2008-06-30 Manish Singh <yosh@gimp.org>
5180 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5183 2008-06-30 Ian Lance Taylor <iant@google.com>
5187 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5188 versions]: Don't try to read the value in the contents, since we
5189 don't use it. Use the template endianness when writing.
5191 2008-06-25 Cary Coutant <ccoutant@google.com>
5193 * fileread.cc (File_read::make_view): Assert on zero-length view.
5194 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5195 symbol table when there are no symbols to read.
5197 2008-06-23 Craig Silverstein <csilvers@google.com>
5199 * version.cc (version_string): Bump to 1.7
5201 2008-06-18 Craig Silverstein <csilvers@google.com>
5203 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5204 constant 0xFFFF to type Valtype.
5205 (Powerpc_relocate_functions::rel16_ha): Likewise.
5207 2008-06-17 Ian Lance Taylor <iant@google.com>
5209 * output.h (Output_section::Input_section): Initialize p2align_ to
5210 zero for Output_section_data constructors.
5211 (Output_section::Input_section::addralign): If not an input
5212 section, return the alignment of the Output_section_data.
5213 * testsuite/copy_test.cc: New file.
5214 * testsuite/copy_test_1.cc: New file.
5215 * testsuite/copy_test_2.cc: New file.
5216 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5217 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5218 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5219 (copy_test_1_pic.o, copy_test_1.so): New targets.
5220 (copy_test_2_pic.o, copy_test_2.so): New targets.
5221 * testsuite/Makefile.in: Rebuild.
5223 * script-sections.cc (Script_sections::place_orphan): Initialize
5224 local variable exact.
5226 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5228 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5230 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5231 David S. Miller <davem@davemloft.net>
5233 * powerpc.cc: New file.
5234 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5235 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5236 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5237 * Makefile.in: Rebuild.
5239 2008-06-09 Ian Lance Taylor <iant@google.com>
5241 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5243 (throwing, orig_terminate): New static variables.
5244 (terminate_handler): New static function.
5245 (t2): Set terminate handler.
5247 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5250 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5253 2008-05-30 Cary Coutant <ccoutant@google.com>
5255 * archive.cc (Archive::include_all_members) Correct to step
5256 over symbol table and extended name table in thin archives.
5258 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5261 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5264 2008-05-28 Caleb Howe <cshowe@google.com>
5266 * reduced_debug_output.cc: New file.
5267 * reduced_debug_output.h: New file.
5268 * options.h (class General_options): Add --strip-debug-non-line.
5269 * options.cc (General_options::finalize): Add strip_debug_non_line
5270 to the strip heirarchy.
5271 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5273 * layout.cc: Include "reduced_debug_output.h".
5274 (Layout::Layout): Initialize new fields.
5275 (line_only_debug_sections): New static array.
5276 (is_lines_only_debug_sections): New static inline function.
5277 (Layout::include_section): Handle --strip-debug-non-line.
5278 (Layout::make_output_section): If --strip-debug-non-line, build
5279 new output sections for .debug_abbrev and .debug_info.
5280 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5281 gold. Warn about possible overflow.
5282 (read_signed_LEB_128): Likewise.
5283 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5284 (read_signed_LEB_128): Declare.
5285 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5286 (HFILES): Add reduced_debug_output.h.
5287 * Makefile.in: Rebuild.
5289 2008-05-21 Ian Lance Taylor <iant@google.com>
5291 * mapfile.cc: New file.
5292 * mapfile.h: New file.
5293 * options.h (class General_options): Add -M/--print-map and -Map.
5294 * options.cc (General_options::finalize): Make -M equivalent to
5296 * main.cc: Include <cstdio> and "mapfile.h".
5297 (main): Open mapfile if requested.
5298 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5299 constructor. Change caller.
5300 (queue_initial_tasks): Add mapfile parameter. Change caller.
5301 (queue_middle_tasks): Likewise.
5302 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5304 * archive.cc: Include "mapfile.h".
5305 (Archive::add_symbols): Add mapfile parameter. Change all
5306 callers. Pass mapfile, symbol, and reason to include_member.
5307 (Archive::include_all_members): Add mapfile parameter. Change all
5309 (Archive::include_member): Add mapfile, sym, and why parameters.
5310 Change all callers. Report inclusion to map file.
5311 * archive.h: Include "fileread.h".
5312 (class Archive): Update declarations.
5313 (Archive::file): New const method.
5314 (class Add_archive_symbols): Add mapfile_ field. Update
5315 constructor. Change all callers.
5316 * readsyms.h (class Read_symbols): Likewise.
5317 (class Finish_group): Likewise.
5318 (class Read_script): Likewise.
5319 * common.cc: Include "mapfile.h".
5320 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5322 (Symbol_table::do_allocate_commons): Likewise.
5323 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5324 symbol allocation to mapfile.
5325 * common.h (class Allocate_commons_task): Add mapfile_ field.
5326 Update constructor. Change all callers.
5327 * symtab.h (class Symbol_table): Update declarations.
5328 * layout.cc: Include "mapfile.h".
5329 (Layout_task_runner::run): Print information to mapfile.
5330 (Layout::create_gold_note): Change Output_data_fixed_space to
5331 Output_data_zero_fill.
5332 (Layout::create_build_id): Likewise.
5333 (Layout::print_to_mapfile): New function.
5334 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5335 constructor. Change caller.
5336 (class Layout): Declare print_to_mapfile.
5337 * output.cc (Output_section::Input_section::print_to_mapfile): New
5339 (Output_section::add_input_section): If producing a map, always
5340 add to input_sections_ list.
5341 (Output_section::do_print_to_mapfile): New function.
5342 (Output_segment::print_sections_to_mapfile): New function.
5343 (Output_segment::print_section_list_to_mapfile): New function.
5344 * output.h: Include "mapfile.h".
5345 (Output_data::print_to_mapfile): New function.
5346 (Output_data::do_print_to_mapfile): New virtual function.
5347 (Output_segment_headers::do_print_to_mapfile): New function.
5348 (Output_file_header::do_print_to_mapfile): New function.
5349 (Output_data_const::do_print_to_mapfile): New function.
5350 (class Output_data_const_buffer): Add map_name_ field. Update
5351 constructor. Change all callers. Add do_print_to_mapfile
5353 (class Output_data_fixed_space): Likewise.
5354 (class Output_data_space): Likewise.
5355 (class Output_data_zero_fill): New class.
5356 (Output_data_strtab::do_print_to_mapfile): New function.
5357 (Output_data_reloc_base::do_print_to_mapfile): New function.
5358 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5359 (Output_data_group::do_print_to_mapfile): New function.
5360 (Output_data_got::do_print_to_mapfile): New function.
5361 (Output_data_dynamic::do_print_to_mapfile): New function.
5362 (Output_symtab_xindex::do_print_to_mapfile): New function.
5363 (class Output_section): Declare do_print_to_mapflie. Declare
5364 print_to_mapfile in Input_section.
5365 (class Output_segment): Declare new functions.
5366 * object.h (Sized_relobj::symbol_count): New function.
5367 * script-sections.cc
5368 (Output_section_element_dot_assignment::set_section_addresses):
5369 Change Output_data_fixed_space to Output_data_zero_fill.
5370 (Output_data_expression::do_print_to_mapfile): New function.
5371 * script.cc (read_input_script): Add mapfile parameter. Change
5373 * script.h (read_input_script): Update declaration.
5374 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5375 (Eh_frame::do_print_to_mapfile): New function.
5376 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5377 (Output_merge_string::do_print_to_mapfile): New function.
5378 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5380 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5382 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5384 * Makefile.am (CCFILES): Add mapfile.cc.
5385 (HFILES): Add mapfile.h.
5386 * Makefile.in: Rebuild.
5388 2008-05-19 Ian Lance Taylor <iant@google.com>
5390 * options.h (class General_options): Add -z relro.
5391 * layout.cc (Layout::Layout): Initialize relro_segment_.
5392 (Layout::add_output_section_data): Return the output section.
5393 (Layout::make_output_section): Rcognize relro sections and mark
5395 (Layout::attach_allocated_section_to_segment): Put relro sections
5396 in a PT_GNU_RELRO segment.
5397 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5399 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5401 (Layout::linkonce_mapping): Map d.rel.ro.local to
5403 (Layout::output_section_name): Us .data.rel.ro.local for any
5404 section which begins with that.
5405 * layout.h (class Layout): Update add_output_section_data
5406 declaration. Add relro_segment_ field.
5407 * output.cc (Output_section::Output_section): Initialize is_relro_
5408 and is_relro_local_ fields.
5409 (Output_segment::add_output_section): Group relro sections.
5410 (Output_segment::is_first_section_relro): New function.
5411 (Output_segment::maximum_alignment): If there is a relro section,
5412 align the segment to the common page size.
5413 (Output_segment::set_section_addresses): Track whether we are
5414 looking at relro sections. If the last section is a relro
5415 section, align to the common page size.
5416 (Output_segment::set_section_list_addresses): Add in_relro
5417 parameter. Change all callers. Align to the page size when
5418 moving from relro to non-relro section.
5419 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5421 * output.h (class Output_section): Add is_relro_ and
5422 is_relro_local_ fields.
5423 (Output_section::is_relro): New function.
5424 (Output_section::set_is_relro): New function.
5425 (Output_section::is_relro_local): New function.
5426 (Output_section::set_is_relro_local): New function.
5427 (class Output_segment): Update declarations.
5428 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5429 * sparc.cc (Target_sparc::got_section): Likewise.
5430 * x86_64.cc (Target_x86_64::got_section): Likewise.
5431 * testsuite/relro_test_main.cc: New file.
5432 * testsuite/relro_test.cc: New file.
5433 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5434 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5435 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5436 (relro_test.so, relro_test_pic.o): New targets.
5437 * testsuite/Makefile.in: Rebuild.
5439 2008-05-16 Ian Lance Taylor <iant@google.com>
5441 * output.cc (Output_segment::add_output_section): Remove front
5443 * output.h (class Output_segment): Remove
5444 add_initial_output_section and overloaded add_output_section.
5445 Update declaration of remaining add_output_section.
5446 * layout.cc (Layout::create_interp): Call add_output_section
5447 rather than add_initial_output_section.
5448 (Layout::finish_dynamic_section): Likewise.
5450 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5451 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5452 know the dynamic type.
5453 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5454 field. Initialize it in constructor.
5455 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5456 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5457 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5460 * output.cc (Output_reloc::get_address): Change return type to
5462 * output.h (class Output_reloc): Update get_address declaration.
5463 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5464 for section addresses.
5466 2008-05-09 Ian Lance Taylor <iant@google.com>
5469 * gold.cc (gold_nomem): Use return value of write.
5471 2008-05-08 Ian Lance Taylor <iant@google.com>
5473 * symtab.c (Symbol::init_base_output_data): Add version
5474 parameter. Change all callers.
5475 (Symbol::init_base_output_segment): Likewise.
5476 (Symbol::init_base_constant): Likewise.
5477 (Symbol::init_base_undefined): Likewise.
5478 (Sized_symbol::init_output_data): Likewise.
5479 (Sized_symbol::init_output_segment): Likewise.
5480 (Sized_symbol::init_constant): Likewise.
5481 (Sized_symbol::init_undefined): Likewise.
5482 (Symbol_table::do_define_in_output_data): If the new symbol has a
5483 version, mark it as the default.
5484 (Symbol_table::do_define_in_output_segment): Likewise.
5485 (Symbol_table::do_define_as_constant): Likewise.
5486 * symtab.h (class Symbol): Update declarations.
5487 (class Sized_symbol): Likewise.
5488 * resolve.cc (Symbol::override_version): New function.
5489 (Symbol::override_base): Call override_version.
5490 (Symbol::override_base_with_special): Likewise.
5491 * testsuite/ver_script_8.script: New file.
5492 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5493 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5494 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5495 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5497 2008-05-06 Ian Lance Taylor <iant@google.com>
5500 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5502 (class General_options): Remove existing --undefined, and add
5503 --no-undefined instead. Add new --undefined as synonym for -u.
5504 * archive.cc (Archive::add_symbols): Check whether symbol was
5506 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5507 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5508 all uses. Add IS_UNDEFINED. Update declarations to split
5509 different versions of init_base. Declare init_base_undefined.
5510 (Symbol::is_defined): Handle IS_UNDEFINED.
5511 (Symbol::is_undefined): Likewise.
5512 (Symbol::is_weak_undefined): Call is_undefined.
5513 (Symbol::is_absolute): Handle IS_CONSTANT.
5514 (class Sized_symbol): Update declarations to split different
5515 versions of init. Declare init_undefined.
5516 (class Symbol_table): Declare new functions.
5517 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5519 (Symbol::init_base_output_data): Likewise.
5520 (Symbol::init_base_output_segment): Likewise.
5521 (Symbol::init_base_constant): Likewise.
5522 (Symbol::init_base_undefined): New function.
5523 (Sized_symbol::init_object): Rename from init. Change all
5525 (Sized_symbol::init_output_data): Likewise.
5526 (Sized_symbol::init_output_segment): Likewise.
5527 (Sized_symbol::init_constant): Likewise.
5528 (Sized_symbol::init_undefined): New function.
5529 (Symbol_table::add_undefined_symbols_from_command_line): New
5531 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5533 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5534 (Symbol::output_section): Likewise.
5535 (Symbol::set_output_section): Likewise.
5536 (Symbol_table::sized_finalize_symbol): Likewise.
5537 (Symbol_table::sized_write_globals): Likewise.
5538 * resolve.cc (Symbol_table::should_override): Likewise.
5539 (Symbol::override_base_with_special): Likewise.
5541 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5542 symbol, change it to have default visibility.
5543 * testsuite/protected_1.cc: New file.
5544 * testsuite/protected_2.cc: New file.
5545 * testsuite/protected_3.cc: New file.
5546 * testsuite/protected_main_1.cc: New file.
5547 * testsuite/protected_main_2.cc: New file.
5548 * testsuite/protected_main_3.cc: New file.
5549 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5550 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5551 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5552 (protected_1.so): New target.
5553 (protected_1_pic.o, protected_2_pic.o): New targets.
5554 (protected_3_pic.o): New target.
5555 (check_PROGRAMS): Add protected_2.
5556 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5557 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5558 * testsuite/Makefile.in: Rebuild.
5560 * options.h (DEFINE_var): Add set_user_set_##varname__.
5561 (DEFINE_bool_alias): New macro.
5562 (class General_options): Define -Bstatic using DEFINE_bool_alias
5563 rather than DEFINE_special. Add --undefined as an alias for -z
5565 * options.cc (General_options::parse_Bstatic): Remove.
5567 * options.h (class General_options): Add --fatal-warnings.
5568 * main.cc (main): Implement --fatal-warnings.
5569 * errors.h (Errors::warning_count): New function.
5571 * options.h (class General_options): Add -Bsymbolic-functions.
5572 * symtab.h (Symbol::is_preemptible): Check for
5573 -Bsymbolic-functions.
5575 2008-05-05 Ian Lance Taylor <iant@google.com>
5577 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5578 as noVARNAME rather than no-VARNAME.
5579 (class General_options): Add option -z combreloc.
5580 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5582 (Output_reloc::sort_before) [SHT_REL]: New function.
5583 (Output_reloc::sort_before) [SHT_RELA]: New function.
5584 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5585 Sort_relocs_comparison.
5586 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5587 parameter. Change all callers.
5588 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5589 sort_relocs parameter. Change all callers.
5590 * output.cc (Output_reloc::get_address): New function, broken out
5592 (Output_reloc::write_rel): Call it.
5593 (Output_reloc::compare): New function.
5594 (Output_data_reloc_base::do_write): Optionally sort relocs.
5596 * configure.ac: If targ_extra_obj is set, link it in.
5597 * configure.tgt: Initialize all variables.
5598 (x86_64*): Set targ_extra_obj and targ_extra_size.
5599 * configure: Rebuild.
5601 * object.cc (Sized_relobj::include_section_group): Adjust section
5602 indexes read from group data. Build vector to pass to
5604 * layout.cc (Layout::layout_group): Add flags and shndxes
5605 parameters. Remove contents parameter. Change caller. Update
5606 explicit instantiations.
5607 * layout.h (class Layout): Update layout_group declaration.
5608 * output.cc (Output_data_group::Output_data_group): Add flags and
5609 input_shndxes parameters. Remove contents parameter. Change
5611 (Output_data_group::do_write): Change input_sections_ to
5613 * output.h (class Output_data_group): Update constructor
5614 declaration. Rename input_sections_ to input_shndxes_.
5615 * testsuite/many_sections_test.cc: Add template.
5617 2008-04-30 Cary Coutant <ccoutant@google.com>
5619 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5621 * layout.cc (Layout::include_section): Refactored check for debug
5623 (Layout::add_comdat): Add new parameters. Change type
5624 of signature parameter. Add object and shndx to signatures table.
5625 (Layout::find_kept_object): New function.
5626 * layout.h: Include <cstring>.
5627 (Layout::is_debug_info_section): New function.
5628 (Layout::add_comdat): Add new parameters.
5629 (Layout::find_kept_object): New function.
5630 (Layout::Kept_section): New struct.
5631 (Layout::Signatures): Change type of map range.
5632 * object.cc (Relobj::output_section_address): New function.
5633 (Sized_relobj::include_section_group): Add new parameters. Change
5634 calls to Layout::add_comdat. Change to build table of kept comdat
5635 groups and table mapping discarded sections to kept sections.
5636 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5637 (Sized_relobj::do_layout): Change calls to include_section_group and
5638 include_linkonce_section.
5639 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5640 value to zero when section is discarded.
5641 (Sized_relobj::map_to_kept_section): New function.
5642 * object.h (Relobj::output_section_address): New function.
5643 (Relobj::Comdat_group): New type.
5644 (Relobj::find_comdat_group): New function.
5645 (Relobj::Comdat_group_table): New type.
5646 (Relobj::Kept_comdat_section): New type.
5647 (Relobj::Kept_comdat_section_table): New type.
5648 (Relobj::add_comdat_group): New function.
5649 (Relobj::set_kept_comdat_section): New function.
5650 (Relobj::get_kept_comdat_section): New function.
5651 (Relobj::comdat_groups_): New field.
5652 (Relobj::kept_comdat_sections_): New field.
5653 (Symbol_value::input_value): Update comment.
5654 (Sized_relobj::map_to_kept_section) New function.
5655 (Sized_relobj::include_linkonce_section): Add new parameter.
5656 * target-reloc.h (Comdat_behavior): New type.
5657 (get_comdat_behavior): New function.
5658 (relocate_section): Add code to map a discarded section to the
5659 corresponding kept section when applying a relocation.
5661 2008-04-30 Craig Silverstein <csilvers@google.com>
5663 * dwarf_reader.cc (next_generation_count): New static var.
5664 (Addr2line_cache_entry): New struct.
5665 (addr2line_cache): New static var.
5666 (Dwarf_line_info::one_addr2line): Added caching.
5667 (Dwarf_line_info::clear_addr2line_cache): New function.
5668 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5669 cache-size parameter.
5670 (Dwarf_line_info::one_addr2line_cache): New function.
5671 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5672 new cache-size argument to one_addr2line(), and clear cache.
5674 2008-04-28 Cary Coutant <ccoutant@google.com>
5676 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5677 R_386_PC8 relocations.
5679 2008-04-23 Ian Lance Taylor <iant@google.com>
5681 * object.cc (Sized_relobj::include_section_group): Check for
5682 invalid section group.
5684 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5687 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5688 than read for file header.
5689 * archive.cc (Archive::include_member): Likewise.
5691 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5693 * aclocal.m4: Regenerate.
5694 * configure: Regenerate.
5696 2008-04-19 Ian Lance Taylor <iant@google.com>
5698 * version.cc (version_string): Bump to 1.6.
5700 * testsuite/Makefile.am (many_sections_r_test): New target.
5701 (many_sections_r_test_SOURCES): Remove.
5702 (many_sections_r_test_DEPENDENCIES): Remove.
5703 (many_sections_r_test_LDFLAGS): Remove.
5704 (many_sections_r_test_LDADD): Remove.
5706 * object.cc (Sized_relobj::do_add_symbols): Always pass
5707 local_symbol_count_ to add_from_relobj.
5709 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5710 every thousand variables.
5711 * testsuite/Makefile.in: Rebuild.
5713 * object.cc (Xindex::initialize_symtab_xindex): New function.
5714 (Xindex::read_symtab_xindex): New function.
5715 (Xindex::sym_xindex_to_shndx): New function.
5716 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5718 (Sized_relobj::do_initialize_xindex): New function.
5719 (Sized_relobj::do_read_symbols): Adjust section links.
5720 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5721 parameter. Change all callers.
5722 (Sized_relobj::include_section_group): Adjust section links and
5723 symbol section indexes.
5724 (Sized_relobj::do_layout): Adjust section links.
5725 (Sized_relobj::do_count_local_symbols): Adjust section links and
5726 symbol section indexes.
5727 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5728 ordinary and special symbols.
5729 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5730 dynsym_xindex parameters. Change all callers. Adjust section
5731 links. Use SHN_XINDEX when needed.
5732 (Sized_relobj::get_symbol_location_info): Adjust section links.
5733 Don't get fooled by special symbols.
5734 * object.h (class Xindex): Define.
5735 (class Object): Add xindex_ parameter. Declare virtual functoin
5736 do_initialize_xindex.
5737 (Object::adjust_sym_shndx): New function.
5738 (Object::set_xindex): New protected function.
5739 (class Symbol_value): Add is_ordinary_shndx_ field.
5740 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5741 (Symbol_value::value): Assert ordinary section.
5742 (Symbol_value::initialize_input_to_output_map): Likewise.
5743 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5745 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5747 (class Sized_relobj): Update declarations.
5748 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5749 parameter. Change all callers.
5750 (Sized_relobj::adjust_shndx): New function.
5751 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5753 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5754 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5755 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5756 (Sized_dynobj::read_dynsym_section): Adjust section links.
5757 (Sized_dynobj::read_dynamic): Likewise.
5758 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5760 (Sized_dynobj::do_initialize_xindex): New function.
5761 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5762 do_initialize_xindex.
5763 (Sized_dynobj::adjust_shndx): New function.
5764 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5765 dynsym_xindex_ fields.
5766 (Layout::finalize): Add a call to set_section_indexes before
5767 creating the symtab sections.
5768 (Layout::set_section_indexes): Don't do anything if the section
5769 already has a section index.
5770 (Layout::create_symtab_sections): Add shnum parameter. Change
5771 caller. Create .symtab_shndx section if needed.
5772 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5774 (Layout::allocated_output_section_count): New function.
5775 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5777 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5778 fields. Update declarations.
5779 (Layout::symtab_xindex): New function.
5780 (Layout::dynsym_xindex): New function.
5781 (class Write_symbols_task): Add layout_ field.
5782 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5784 * output.cc (Output_section_headers::Output_section_headers): Add
5785 shstrtab_section parameter. Change all callers.
5786 (Output_section_headers::do_sized_write): Store overflow values
5787 for section count and section string table section index in
5788 section header zero.
5789 (Output_file_header::do_sized_write): Check for overflow of
5790 section count and section string table section index.
5791 (Output_symtab_xindex::do_write): New function.
5792 (Output_symtab_xindex::endian_do_write): New function.
5793 * output.h (class Output_section_headers): Add shstrtab_section_.
5794 Update declarations.
5795 (class Output_symtab_xindex): Define.
5796 (Output_section::has_out_shndx): New function.
5797 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5799 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5801 (Sized_symbol::init): Likewise.
5802 (Symbol::output_section): Check for ordinary symbol.
5803 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5804 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5806 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5807 Change all callers. Simplify handling of symbols from sections
5808 not included in the link.
5809 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5811 (Weak_alias_sorter::operator()): Assert that symbols are
5813 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5815 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5816 parameters. Change all callers.
5817 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5818 symbol distinction. Use SHN_XINDEX when needed.
5819 (Symbol_table::write_section_symbol): Add symtab_xindex
5820 parameter. Change all callers.
5821 (Symbol_table::sized_write_section_symbol): Likewise. Use
5822 SHN_XINDEX when needed.
5823 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5825 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5826 (Symbol::is_defined): Check is_ordinary.
5827 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5828 (Symbol::is_absolute, Symbol::is_common): Likewise.
5829 (class Sized_symbol): Update declarations.
5830 (class Symbol_table): Update declarations.
5831 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5832 parameters. Change all callers.
5833 (Sized_symbol::override): Likewise.
5834 (Symbol_table::override): Likewise.
5835 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5836 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5837 is_ordinary, and orig_st_shndx parameters. Change all callers.
5838 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5839 to be in an ordinary section.
5840 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5841 object and is_ordinary parameters. Change all callers.
5842 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5843 Change all callers. Don't add undefined or non-ordinary symbols
5845 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5847 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5849 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5850 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5851 (Sized_relobj::relocate_sections): Likewise.
5852 * target-reloc.h (scan_relocs): Adjust section symbol index.
5853 (scan_relocatable_relocs): Likewise.
5854 * i386.cc (Scan::local): Check for ordinary symbols.
5855 * sparc.cc (Scan::local): Likewise.
5856 * x86_64.cc (Scan::local): Likewise.
5857 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5858 to symbol_section_and_value.
5859 * testsuite/many_sections_test.cc: New file.
5860 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5861 (check_PROGRAMS): Add many_sections_test.
5862 (many_sections_test_SOURCES): Define.
5863 (many_sections_test_DEPENDENCIES): Define.
5864 (many_sections_test_LDFLAGS): Define.
5865 (BUILT_SOURCES): Add many_sections_define.h.
5866 (many_sections_define.h): New target.
5867 (BUILT_SOURCES): Add many_sections_check.h.
5868 (many_sections_check.h): New target.
5869 (check_PROGRAMS): Add many_sections_r_test.
5870 (many_sections_r_test_SOURCES): Define.
5871 (many_sections_r_test_DEPENDENCIES): Define.
5872 (many_sections_r_test_LDFLAGS): Define.
5873 (many_sections_r_test_LDADD): Define.
5874 (many_sections_r_test.o): New target.
5875 * testsuite/Makefile.in: Rebuild.
5877 2008-04-17 Cary Coutant <ccoutant@google.com>
5879 * errors.cc (Errors::info): New function.
5880 (gold_info): New function.
5881 * errors.h (Errors::info): New function.
5882 * gold.h (gold_info): New function.
5883 * object.cc (Input_objects::add_object): Print trace output.
5884 * options.cc (options::parse_set): New function.
5885 (General_options::parse_wrap): Deleted.
5886 (General_options::General_options): Deleted initializer.
5887 * options.h (options::String_set): New typedef.
5888 (options::parse_set): New function.
5889 (DEFINE_set): New macro.
5890 (General_options::wrap): Changed to use DEFINE_set. Changed
5891 callers of any_wrap_symbols and is_wrap_symbol.
5892 (General_options::trace, General_options::trace_symbol):
5894 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5895 (General_options::wrap_symbols_): Deleted.
5896 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5898 2008-04-17 David S. Miller <davem@davemloft.net>
5900 * options.cc (General_options::parse_V): New function.
5901 * options.h: Add entries for -V and -Qy.
5903 2008-04-17 Ian Lance Taylor <iant@google.com>
5905 * common.cc (Symbol_table::allocate_commons): Remove options
5906 parameter. Change caller.
5907 (Symbol_table::do_allocate_commons): Remove options parameter.
5908 Change caller. Just call do_allocate_commons_list twice.
5909 (Symbol_table::do_allocate_commons_list): New function, broken out
5910 of do_allocate_commons.
5911 * common.h (class Allocate_commons_task): Remove options_ field.
5913 * symtab.cc (Symbol_table::Symbol_table): Initialize
5915 (Symbol_table::add_from_object): Put TLS common symbols on
5917 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5918 which are IN_OUTPUT_DATA.
5919 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5920 allocate_commons and do_allocate_commons declarations. Declare
5921 do_allocate_commons_list.
5922 * gold.cc (queue_middle_tasks): Update creation of
5923 Allocate_commons_task to not pass options.
5924 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5925 (TLS_TEST_C_FLAGS): New variable.
5926 (tls_test_c_pic.o): New target.
5927 (tls_test_shared.so): Link in tls_test_c_pic.o.
5928 (tls_test_c_pic_ie.o): New target.
5929 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5930 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5931 (tls_test_c.o): New target.
5932 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5933 (tls_pic_test_LDADD): Likewise.
5934 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5935 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5936 (tls_test_c_gnu2.o): New target.
5937 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5939 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5940 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5941 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5942 * testsuite/tls_test.cc: Include "config.h".
5943 (t_last): Call t11_last.
5944 * testsuite/tls_test.h (t11, t11_last): Declare.
5945 * testsuite/tls_test_c.c: New file.
5946 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5947 * configure.ac: Check for OpenMP support.
5948 * configure, config.in, Makefile.in: Rebuild.
5949 * testsuite/Makefile.in: Rebuild.
5951 2008-04-16 Cary Coutant <ccoutant@google.com>
5953 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5954 (Target_i386::tls_base_symbol_defined_): New field.
5955 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5956 (Target_i386::Scan::global): Likewise.
5957 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5958 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5959 (Target_x86_64::tls_base_symbol_defined_): New field.
5960 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5961 (Target_x86_64::Scan::global): Likewise.
5963 2008-04-16 Cary Coutant <ccoutant@google.com>
5965 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5966 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5967 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5968 building shared libraries.
5969 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5970 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5971 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5972 * testsuite/Makefile.in: Rebuild.
5973 * testsuite/weak_undef.h: New file.
5974 * testsuite/weak_undef_file1.cc: Add extra test cases.
5975 * testsuite/weak_undef_file2.cc: Likewise.
5976 * testsuite/weak_undef_test.cc: Likewise.
5978 2008-04-16 David S. Miller <davem@davemloft.net>
5980 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5981 Add issued_non_pic_error_ field. Declare check_non_pic.
5982 (Target_sparc::Scan::check_non_pic): New function.
5983 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5984 (Target_sparc::Scan::global): Likewise.
5986 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5987 * configure: Rebuild.
5989 * options.h (DEFINE_enable): New macro.
5990 (new_dtags): New enable option.
5991 (initfirst, interpose, loadfltr, nodefaultlib,
5992 nodelete, nodlopen, nodump): New -z options.
5993 * layout.cc (Layout:finish_dynamic_section): If new
5994 dtags enabled, emit DT_RUNPATH. Also, emit a
5995 DT_FLAGS_1 containing any specified -z flags.
5997 2008-04-16 Ian Lance Taylor <iant@google.com>
5999 * copy-relocs.cc: New file.
6000 * copy-relocs.h: New file.
6001 * reloc.cc: Remove Copy_relocs code.
6002 * reloc.h: Likewise.
6003 * reloc-types.h (struct Reloc_types) [both versions]: Add
6004 get_reloc_addend_noerror.
6005 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6006 variants of add_global which take an addend which must be zero.
6007 * i386.cc: Include "copy-relocs.h".
6008 (class Target_i386): Change type of copy_relocs_ to variable,
6010 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6012 (Target_i386::do_finalize_sections): Change handling of
6014 * sparc.cc: Include "copy-relocs.h".
6015 (class Target_sparc): Change type of copy_relocs_ to variable,
6017 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6019 (Target_sparc::do_finalize_sections): Change handling of
6021 * x86_64.cc: Include "copy-relocs.h".
6022 (class Target_x86_64): Change type of copy_relocs_ to variable,
6024 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6025 class. Change all callers.
6026 (Target_x86_64::do_finalize_sections): Change handling of
6028 * Makefile.am (CCFILES): Add copy-relocs.cc.
6029 (HFILES): Add copy-relocs.h.
6031 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6033 * testsuite/script_test_4.sh: Permit leading zeroes.
6035 2008-04-15 Ian Lance Taylor <iant@google.com>
6037 * script-sections.cc (Script_sections::create_segments): Use
6038 header_size_adjustment even when there is enough room for the
6040 * testsuite/script_test_4.sh: New file.
6041 * testsuite/script_test_4.t: New file.
6042 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6043 (check_DATA): Add script_test_4.stdout.
6044 (MOSTLYCLEANFILES): Likewise.
6045 (script_test_4): New target.
6046 (script_test_4.stdout): New target.
6047 * testsuite/Makefile.in: Rebuild.
6049 * sparc.cc: Add definitions for Output_data_plt_sparc class
6052 2008-04-14 David S. Miller <davem@davemloft.net>
6054 * sparc.cc: New file.
6055 * Makefile.am (TARGETSOURCES): Add sparc.cc
6056 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6057 * configure.tgt: Document targ_extra_size and
6058 targ_extra_big_endian. Add entries for sparc-* and
6060 * configure.ac: Handle targ_extra_size and
6061 targ_extra_big_endian.
6062 * Makefile.in: Rebuild.
6063 * configure: Likewise.
6064 * po/POTFILES.in: Likewise.
6065 * po/gold.pot: Likewise.
6067 2008-04-14 Ian Lance Taylor <iant@google.com>
6069 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6070 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6071 in the name/type/flags to section mapping. Don't call
6072 allocate_output_section.
6073 (Layout::choose_output_section): Change parameter from adjust_name
6074 to is_input_section. Don't permit input sections after sections
6075 are attached to segments. Don't call allocate_output_section.
6076 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6077 not write_enable_output_section.
6078 (Layout::make_output_section): Don't push to
6079 unattached_section_list_ nor call attach_to_segment. Call
6080 attach_section_to_segment if sections are attached.
6081 (Layout::attach_sections_to_segments): New function.
6082 (Layout::attach_section_to_segment): New function.
6083 (Layout::attach_allocated_section_to_segment): Rename from
6084 attach_to_segment. Remove flags parameter.
6085 (Layout::allocate_output_section): Remove function.
6086 (Layout::write_enable_output_section): Remove function.
6087 * layout.h (class Layout): Update for above changes. Add new
6088 field sections_are_attached_.
6089 * output.h (Output_section::update_flags_for_input_section): New
6091 * output.cc (Output_section::add_input_section): Call
6092 update_flags_for_input_section.
6093 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6095 2008-04-11 Cary Coutant <ccoutant@google.com>
6097 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6098 thought unnecessary.
6099 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6101 2008-04-11 Ian Lance Taylor <iant@google.com>
6103 * output.h (class Output_section_data): Remove inline definition
6105 * output.cc (Output_section_data::set_addralign): New function.
6107 2008-04-11 Cary Coutant <ccoutant@google.com>
6109 Add support for TLS descriptors for i386 and x86_64.
6110 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6111 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6112 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6114 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6115 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6116 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6118 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6119 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6120 Fix problem with initial-exec relocations.
6121 (Target_i386::Relocate::relocate_tls): Likewise.
6122 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6124 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6125 support for section-plus-offset dynamic table entries.
6126 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6127 (Output_data_dynamic::Dynamic_entry): Add support for
6128 section-plus-offset dynamic table entries.
6129 (Output_data_dynamic::Classification): Likewise.
6130 (Output_data_dynamic::classification_): Renamed offset_.
6131 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6132 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6133 (Target_x86_64::make_plt_section): New function.
6134 (Target_x86_64::reserve_tlsdesc_entries): New function.
6135 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6136 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6137 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6138 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6139 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6140 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6141 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6142 add extra PLT entry for TLS descriptors.
6143 (Output_data_plt_x86_64::got_): New field.
6144 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6145 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6147 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6149 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6150 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6151 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6152 R_386_TLS_DESC_CALL relocations.
6153 (Target_x86_64::Scan::global): Likewise.
6154 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6155 for TLS descriptors.
6156 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6157 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6158 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6159 GD-to-IE relaxation.
6160 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6161 and TLS_DESCRIPTORS.
6162 * Makefile.in: Rebuild.
6163 * configure: Rebuild.
6164 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6165 (tls_test_shared2.so): New target.
6166 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6167 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6168 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6169 (tls_shared_gd_to_ie_test_LDADD): New variable.
6170 (tls_shared_gnu2_gd_to_ie_test): New target.
6171 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6173 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6174 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6175 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6176 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6177 (tls_shared_gnu2_test): New target.
6178 (tls_test_gnu2_shared.so): New target.
6179 (tls_shared_gnu2_test_SOURCES): New variable.
6180 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6181 (tls_shared_gnu2_test_LDFLAGS): New variable.
6182 (tls_shared_gnu2_test_LDADD): New variable.
6183 * testsuite/Makefile.in: Rebuild.
6184 * testsuite/Makefile.
6186 2008-04-11 Ian Lance Taylor <iant@google.com>
6188 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6190 * testsuite/Makefile.in: Rebuild.
6192 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6194 * testsuite/script_test_2.cc (main): Adjust test.
6196 2008-04-11 David S. Miller <davem@davemloft.net>
6197 Ian Lance Taylor <iant@google.com>
6199 * options.h (General_options): Add entries for '-Y' and
6201 * options.cc (General_options:finalize): If -Y was used, add those
6202 entries to the library path instead of the default "/lib" and
6205 2008-04-11 David S. Miller <davem@davemloft.net>
6207 * testsuite/justsyms.t: Start at 0x100.
6208 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6209 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6211 * testsuite/script_test_2.cc: Adjust string and section length
6214 2008-04-09 Ian Lance Taylor <iant@google.com>
6217 * script-sections.cc (Sections_element::allocate_to_segment): Add
6219 (Output_section_definition::allocate_to_segment): Likewise.
6220 (Orphan_output_section::allocate_to_segment): Likewise.
6221 (Script_sections::attach_sections_using_phdrs_clause): Don't
6222 propagate non-PT_LOAD segments to orphan sections.
6223 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6224 readelf rather than objdump.
6225 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6226 .interp section and PT_INTERP segment are the same size.
6227 * testsuite/Makefile.in: Rebuild.
6229 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6230 aliases for symbols defined in the same object.
6231 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6232 (weak_alias_test_SOURCES): New variable.
6233 (weak_alias_test_DEPENDENCIES): New variable.
6234 (weak_alias_test_LDFLAGS): New variable.
6235 (weak_alias_test_LDADD): New variable.
6236 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6237 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6238 (weak_alias_test_3.o): New target.
6239 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6240 * testsuite/weak_alias_test_main.cc: New file.
6241 * testsuite/weak_alias_test_1.cc: New file.
6242 * testsuite/weak_alias_test_2.cc: New file.
6243 * testsuite/weak_alias_test_3.cc: New file.
6245 2008-04-08 Ian Lance Taylor <iant@google.com>
6247 * options.h (class General_options): Add --noinhibit-exec option.
6248 * main.cc (main): Check --noinhibit-exec.
6250 * options.h (class General_options): Define --wrap as a special
6251 option. Add wrap_symbols_ field.
6252 (General_options::any_wrap_symbols): New function.
6253 (General_options::is_wrap_symbol): New function.
6254 * options.cc (General_options::parse_wrap): New function.
6255 (General_options::General_options): Initialize wrap_symbols_.
6256 * symtab.cc (Symbol_table::wrap_symbol): New function.
6257 (Symbol_table::add_from_object): Handle --wrap.
6258 * symtab.h (class Symbol_table): Declare wrap_symbol.
6259 * target.h (Target::wrap_char): New function.
6260 (Target::Target_info): Add wrap_char field.
6261 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6262 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6263 * testsuite/testfile.cc (Target_test::test_target_info):
6266 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6269 * layout.h (class Layout): Add added_eh_frame_data_ field.
6270 * layout.cc (Layout::Layout): Initialize new field.
6271 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6272 output section until we find a section we merged successfully.
6273 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6274 that the size be non-zero.
6276 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6279 2008-04-08 Craig Silverstein <csilvers@google.com>
6281 * configure.ac: Export new conditional variable HAVE_ZLIB.
6282 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6284 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6285 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6287 2008-04-07 Ian Lance Taylor <iant@google.com>
6289 * version.cc (version_string): Set to "1.5".
6291 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6292 Add issued_non_pic_error_ field. Declare check_non_pic.
6293 (Target_x86_64::Scan::check_non_pic): New function.
6294 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6295 (Target_x86_64::Scan::global): Likewise.
6297 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6298 addend parameter. Change caller. Handle merge sections.
6299 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6300 Address to Addend. Don't add in the result of
6301 local_section_offset, pass down the addend and use the returned
6303 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6304 Update declarations of local_section_offset and symbol_value.
6305 * testsuite/two_file_test_1.cc (t18): New function.
6306 * testsuite/two_file_test_2.cc (f18): New function.
6307 * testsuite/two_file_test_main.cc (main): Call t18.
6308 * testsuite/two_file_test.h (t18, f18): Declare.
6310 * configure.ac: Don't test for objdump, c++filt, or readelf.
6311 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6313 (TEST_READELF): New variable.
6314 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6315 (check_PROGRAMS): Add two_file_strip_test.
6316 (two_file_strip_test): New target.
6317 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6318 (two_file_same_shared_strip_test_SOURCES): New variable.
6319 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6320 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6321 (two_file_same_shared_strip_test_LDADD): New variable.
6322 (two_file_shared_strip.so): New target.
6323 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6324 (ver_test_5.syms, ver_test_7.syms): Likewise.
6325 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6326 (strip_test_3.stdout): Use TEST_OBJDUMP.
6327 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6329 2008-04-04 Cary Coutant <ccoutant@google.com>
6331 * symtab.h (Symbol::is_weak_undefined): New function.
6332 (Symbol::is_strong_undefined): New function.
6333 (Symbol::is_absolute): New function.
6334 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6335 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6337 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6338 (weak_undef_test): New target.
6339 * testsuite/Makefile.in: Rebuild.
6340 * testsuite/weak_undef_file1.cc: New file.
6341 * testsuite/weak_undef_file2.cc: New file.
6342 * testsuite/weak_undef_test.cc: New file.
6344 2008-04-03 Craig Silverstein <csilvers@google.com>
6346 * compressed_output.h (class Output_compressed_section): Use
6348 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6350 (zlib_compressed_suffix): Removed.
6351 (Output_compressed_section::set_final_data_size): Use unsigned
6353 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6354 Fix linker invocation.
6355 (flagstest_o_specialfile_and_compress_debug_sections):
6357 * testsuite/Makefile.in: Regenerated.
6359 2008-04-02 David S. Miller <davem@davemloft.net>
6361 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6362 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6364 2008-04-02 Craig Silverstein <csilvers@google.com>
6368 2008-04-02 Ian Lance Taylor <iant@google.com>
6370 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6371 parameters. Update for new key type to views_. Change all
6373 (File_read::read): Adjust for byteshift in returned view.
6374 (File_read::add_view): New function, broken out of
6376 (File_read::make_view): New function, broken out of
6378 (File_read::find_or_make_view): Add offset and aligned
6379 parameters. Rewrite accordingly. Change all callers.
6380 (File_read::get_view): Add offset and aligned parameters. Adjust
6381 for byteshift in return value.
6382 (File_read::get_lasting_view): Likewise.
6383 * fileread.h (class File_read): Update declarations.
6384 (class File_read::View): Add byteshift_ field. Add byteshift to
6385 constructor. Add byteshift method.
6386 * archive.h (Archive::clear_uncached_views): New function.
6387 (Archive::get_view): Add aligned parameter. Change all callers.
6388 * object.h (Object::get_view): Add aligned parameter. Change all
6390 (Object::get_lasting_view): Likewise.
6392 * fileread.cc (File_read::release): Don't call clear_views if
6393 there are multiple objects.
6394 * fileread.h (File_read::clear_uncached_views): New function.
6395 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6398 2008-03-31 Cary Coutant <ccoutant@google.com>
6400 Add thin archive support.
6401 * archive.cc (Archive::armagt): New const.
6402 (Archive::setup): Remove task parameter and calls to unlock.
6403 (Archive::unlock_nested_archives): New function.
6404 (Archive::read_header): Add nested_off parameter. Change
6406 (Archive::interpret_header): Likewise.
6407 (Archive::include_all_members): Change to handle thin
6409 (Archive::include_member): Likewise.
6410 * archive.h (Archive::Archive): Add new parameters and
6412 (Archive::armagt): New const.
6413 (Archive::setup): Remove task parameter.
6414 (Archive::unlock_nested_archives): New function.
6415 (Archive::read_header): Add nested_off parameter.
6416 (Archive::interpret_header): Likewise.
6417 (Archive::Nested_archive_table): New typedef.
6418 (Archive::is_thin_archive_): New field.
6419 (Archive::nested_archives_): New field.
6420 (Archive::options_): New field.
6421 (Archive::dirpath_): New field.
6422 (Archive::task_): New field.
6423 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6424 for thin archives. Pass additional parameters to
6425 Archive::Archive. Unlock the archive file after calling
6428 2008-03-29 Ian Lance Taylor <iant@google.com>
6430 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6431 version symbol to be local.
6432 * testsuite/ver_test_4.sh: New file.
6433 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6434 (check_DATA): Add ver_test_4.syms.
6435 (ver_test_4.syms): New target.
6436 * testsuite/Makefile.in: Rebuild.
6439 (Output_section::Input_section_sort_entry::has_priority): New
6441 (Output_section::Input_section_sort_entry::match_file_name): New
6443 (Output_section::Input_section_sort_entry::match_section_name):
6445 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6447 (Output_section::Input_section_sort_entry::match_section_file):
6449 (Output_section::Input_section_sort_compare::operator()): Rewrite
6450 using new Input_section_sort_entry functions. Sort crtbegin and
6451 crtend first. Sort sections with no priority before sections with
6453 * testsuite/initpri1.c (d3): Check j != 4.
6454 (cd5): New constructor/destructor function.
6455 (main): Check j != 2.
6457 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6458 new symbol when resolving, don't call set_is_default.
6459 * testsuite/ver_test_7.cc: New file.
6460 * testsuite/ver_test_7.sh: New file.
6461 * testsuite/Makefile.am (ver_test_7.so): New target.
6462 (ver_test_7.o): New target.
6463 (check_SCRIPTS): Add ver_test_7.sh.
6464 (check_DATA): Add ver_test_7.syms.
6465 (ver_test_7.syms): New target.
6467 2008-03-28 Ian Lance Taylor <iant@google.com>
6469 * layout.cc (Layout::layout): If we see an input section with a
6470 name that needs sorting, set the must_sort flag for the output
6472 (Layout::make_output_section): If the name of the output section
6473 indicates that it might require sorting, set the may_sort flag.
6474 * output.h (Output_section::may_sort_attached_input_sections): New
6476 (Output_section::set_may_sort_attached_input_sections): New
6478 (Output_section::must_sort_attached_input_sections): New
6480 (Output_section::set_must_sort_attached_input_sections): New
6482 (class Output_section): Declare Input_section_sort_entry. Define
6483 Input_section_sort_compare. Declare
6484 sort_attached_input_sections. Add new fields:
6485 may_sort_attached_input_sections_,
6486 must_sort_attached_input_sections_,
6487 attached_input_sections_are_sorted_.
6488 * output.cc (Output_section::Output_section): Initialize new
6490 (Output_section::add_input_section): Add an entry to
6491 input_sections_ if may_sort or must_sort are true.
6492 (Output_section::set_final_data_size): Call
6493 sort_attached_input_sections if necessary.
6494 (Output_section::Input_section_sort_entry): Define new class.
6495 (Output_section::Input_section_sort_compare::operator()): New
6497 (Output_section::sort_attached_input_sections): New function.
6498 * configure.ac: Check whether the compiler supports constructor
6499 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6500 * testsuite/initpri1.c: New file.
6501 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6502 CONSTRUCTOR_PRIORITY.
6503 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6504 (initpri1_LDFLAGS): New variable.
6505 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6507 2008-03-27 Ian Lance Taylor <iant@google.com>
6509 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6510 * testsuite/common_test_1.c: New file.
6511 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6512 (common_test_1_SOURCES): New variable.
6513 (common_test_1_DEPENDENCIES): New variable.
6514 (common_test_1_LDFLAGS): New variable.
6516 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6517 and commons_ correctly when NAME/VERSION does not override
6519 * testsuite/ver_test_6.c: New file.
6520 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6521 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6522 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6524 2008-03-26 Ian Lance Taylor <iant@google.com>
6526 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6527 of an undefined symbol from a version script.
6528 * testsuite/Makefile.am (ver_test_5.so): New target.
6529 (ver_test_5.o): New target.
6530 (check_SCRIPTS): Add ver_test_5.sh.
6531 (check_DATA): Add ver_test_5.syms.
6532 (ver_test_5.syms): New target.
6533 * testsuite/ver_test_5.cc: New file.
6534 * testsuite/ver_test_5.script: New file.
6535 * testsuite/ver_test_5.sh: New file.
6536 * Makefile.in, testsuite/Makefile.in: Rebuild.
6539 Fix problems building gold with gcc 4.3.0.
6540 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6541 (gold_error_at_location, gold_warning_at_location): Use it.
6542 * configure.ac: Check whether we can compile and use a template
6543 function with a printf attribute.
6544 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6545 when jumping over bytes.
6546 * object.cc: Instantiate Object::read_section_data.
6547 * debug.h: Include <cstring>
6548 * dwarf_reader.cc: Include <algorithm>
6549 * main.cc: Include <cstring>.
6550 * options.cc: Include <cstring>.
6551 * output.cc: Include <cstring>.
6552 * script.cc: Include <cstring>.
6553 * script.h: Include <string>.
6554 * symtab.cc: Include <cstring> and <algorithm>.
6555 * target-select.cc: Include <cstring>.
6556 * version.cc: Include <string>.
6557 * testsuite/testmain.cc: Include <cstdlib>.
6558 * configure, config.in: Rebuild.
6560 2008-03-25 Ian Lance Taylor <iant@google.com>
6562 * options.cc: Include "../bfd/bfdver.h".
6563 (options::help): Print bug reporting address.
6565 * version.cc (print_version): Adjust output for current value of
6570 * options.cc (options::help): Print list of supported targets.
6571 * target-select.h: Include <vector>.
6572 (class Target_selector): Make machine_, size_, and is_big_endian_
6573 fields const. Add bfd_name_ and instantiated_target_ fields.
6574 (Target_selector::Target_selector): Add bfd_name parameter.
6575 (Target_selector::recognize): Make non-virtual, call
6577 (Target_selector::recognize_by_name): Make non-virtual, call
6578 do_recognize_by_name.
6579 (Target_selector::supported_names): New function.
6580 (Target_selector::bfd_name): New function.
6581 (Target_selector::do_instantiate_target): New pure virtual
6583 (Target_selector::do_recognize): New virtual function.
6584 (Target_selector::do_recognize_by_name): New virtual function.
6585 (Target_selector::instantiate_target): New private function.
6586 (supported_target_names): Declare.
6587 * target-select.cc (Target_selector::Target_selector): Update for
6588 new parameter and fields.
6589 (select_target_by_name): Check that the name matches before
6590 calling recognize_by_name.
6591 (supported_target_names): New function.
6592 * i386.cc (class Target_selector_i386): Update Target_selector
6593 constructor call. Remove recognize and recognize_by_name. Add
6594 do_instantiate_target.
6595 * x86_64.cc (class Target_selector_x86_64): Likewise.
6596 * testsuite/testfile.cc (class Target_selector_test): Update for
6597 changes to Target_selector.
6599 * README: Rewrite, with some notes on unsupported features.
6601 2008-03-24 Cary Coutant <ccoutant@google.com>
6603 * i386.cc (Target_i386::Got_type): New enum declaration.
6604 (Target_i386::Scan::local): Updated callers of Output_data_got
6606 (Target_i386::Scan::global): Likewise.
6607 (Target_i386::Relocate::relocate): Likewise.
6608 (Target_i386::Relocate::relocate_tls): Likewise.
6609 * object.h (Got_offset_list): New class.
6610 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6611 (Sized_relobj::local_got_offset): Likewise.
6612 (Sized_relobj::set_local_got_offset): Likewise.
6613 (Sized_relobj::local_has_tls_got_offset): Removed.
6614 (Sized_relobj::local_tls_got_offset): Removed.
6615 (Sized_relobj::set_local_tls_got_offset): Removed.
6616 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6617 * output.cc (Output_data_got::add_global): Added got_type parameter.
6618 (Output_data_got::add_global_with_rel): Likewise.
6619 (Output_data_got::add_global_with_rela): Likewise.
6620 (Output_data_got::add_global_pair_with_rel): New function.
6621 (Output_data_got::add_global_pair_with_rela): New function.
6622 (Output_data_got::add_local): Added got_type parameter.
6623 (Output_data_got::add_local_with_rel): Likewise.
6624 (Output_data_got::add_local_with_rela): Likewise.
6625 (Output_data_got::add_local_pair_with_rel): New function.
6626 (Output_data_got::add_local_pair_with_rela): New function.
6627 (Output_data_got::add_global_tls): Removed.
6628 (Output_data_got::add_global_tls_with_rel): Removed.
6629 (Output_data_got::add_global_tls_with_rela): Removed.
6630 (Output_data_got::add_local_tls): Removed.
6631 (Output_data_got::add_local_tls_with_rel): Removed.
6632 (Output_data_got::add_local_tls_with_rela): Removed.
6633 * output.h (Output_data_got::add_global): Added got_type parameter.
6634 (Output_data_got::add_global_with_rel): Likewise.
6635 (Output_data_got::add_global_with_rela): Likewise.
6636 (Output_data_got::add_global_pair_with_rel): New function.
6637 (Output_data_got::add_global_pair_with_rela): New function.
6638 (Output_data_got::add_local): Added got_type parameter.
6639 (Output_data_got::add_local_with_rel): Likewise.
6640 (Output_data_got::add_local_with_rela): Likewise.
6641 (Output_data_got::add_local_pair_with_rel): New function.
6642 (Output_data_got::add_local_pair_with_rela): New function.
6643 (Output_data_got::add_global_tls): Removed.
6644 (Output_data_got::add_global_tls_with_rel): Removed.
6645 (Output_data_got::add_global_tls_with_rela): Removed.
6646 (Output_data_got::add_local_tls): Removed.
6647 (Output_data_got::add_local_tls_with_rel): Removed.
6648 (Output_data_got::add_local_tls_with_rela): Removed.
6649 * resolve.cc (Symbol::override_base_with_special): Removed
6650 reference to has_got_offset_ field.
6651 * symtab.cc (Symbol::init_fields): Replaced initialization
6652 of got_offset_ with got_offsets_. Removed initialization
6654 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6655 (Symbol::got_offset): Likewise.
6656 (Symbol::set_got_offset): Likewise.
6657 (Symbol::has_tls_got_offset): Removed.
6658 (Symbol::tls_got_offset): Removed.
6659 (Symbol::set_tls_got_offset): Removed.
6660 (Symbol::got_offset_): Removed.
6661 (Symbol::tls_mod_got_offset_): Removed.
6662 (Symbol::tls_pair_got_offset_): Removed.
6663 (Symbol::got_offsets_): New field.
6664 (Symbol::has_got_offset): Removed.
6665 (Symbol::has_tls_mod_got_offset): Removed.
6666 (Symbol::has_tls_pair_got_offset): Removed.
6667 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6668 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6670 (Target_x86_64::Scan::global): Likewise.
6671 (Target_x86_64::Relocate::relocate): Likewise.
6672 (Target_x86_64::Relocate::relocate_tls): Likewise.
6674 2008-03-25 Ben Elliston <bje@au.ibm.com>
6676 * yyscript.y: Fix spelling error in comment.
6678 2008-03-24 Ian Lance Taylor <iant@google.com>
6680 * options.h (class General_options): Define build_id option.
6681 * layout.h (class Layout): Declare write_build_id, create_note,
6682 create_build_id. Add build_id_note_ member.
6683 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6684 "libiberty.h", "md5.h", "sha1.h".
6685 (Layout::Layout): Initialize eh_frame_data_,
6686 eh_frame_hdr_section_, and build_id_note_.
6687 (Layout::finalize): Call create_build_id.
6688 (Layout::create_note): New function, broken out of
6689 Layout::create_gold_note.
6690 (Layout::create_gold_note): Call create_note.
6691 (Layout::create_build_id): New function.
6692 (Layout::write_build_id): New function.
6693 (Close_task_runner::run): Call write_build_id.
6695 * x86_64.cc: Correct license to GPLv3.
6697 2008-03-23 Ian Lance Taylor <iant@google.com>
6699 * options.cc: Include "demangle.h".
6700 (parse_optional_string): New function.
6701 (parse_long_option): Handle takes_optional_argument.
6702 (parse_short_option): Update dash_z initializer. Handle
6703 takes_optional_argument.
6704 (General_options::General_options): Initialize do_demangle_.
6705 (General_options::finalize): Set do_demangle_. Handle demangling
6707 * options.h (parse_optional_string): Declare.
6708 (struct One_option): Add optional_arg field. Update constructor.
6709 Update call constructor calls. Add takes_optional_argument
6711 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6712 (DEFINE_optional_string): Define.
6713 (General_options::demangle): Change from DEFINE_bool to
6714 DEFINE_optional_string.
6715 (General_options::no_demangle): New function.
6716 (General_options::do_demangle): New function.
6717 (General_options::set_do_demangle): New function.
6718 (General_options::execstack_status_): Move definition to end of
6720 (General_options::static_): Likewise.
6721 (General_options::do_demangle_): New field.
6722 * object.cc (big_endian>::get_symbol_location_info): Call
6723 Options::do_demangle, not Options::demangle.
6724 * symtab.cc (demangle): Likewise.
6726 2008-03-22 Ian Lance Taylor <iant@google.com>
6728 * gold.h: Include <cstddef> and <sys/types.h>
6729 * options.h: Include <cstring>.
6731 2008-03-21 Ian Lance Taylor <iant@google.com>
6733 * Added source code to GNU binutils.