1 2010-02-04 Doug Kwan <dougkwan@google.com>
4 * arm-reloc-property.cc (cstdio): Include.
5 * configure.ac (targetobjs): Remove duplicates.
6 * configure: Regenerate.
7 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
8 big and little endian version for a given address size.
10 2010-02-03 Doug Kwan <dougkwan@google.com>
12 * arm-reloc-property.cc
13 (Arm_reloc_property_table::reloc_name_in_error_message): New method
15 * arm-reloc-property.h
16 (Arm_reloc_property_table::get_implemented_static_reloc_property):
17 New method definition.
18 (Arm_reloc_property_table::reloc_name_in_error_message): New method
20 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
22 (GOT_PREL): Change implemented to Y.
23 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
24 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
25 (Arm_relocate_functions::movw_abs_nc): Remove method.
26 (Arm_relocate_functions::movt_abs): Ditto.
27 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
28 (Arm_relocate_functions::thm_movt_abs): Ditto.
29 (Arm_relocate_functions::movw_rel_nc): Ditto.
30 (Arm_relocate_functions::movw_rel): Ditto.
31 (Arm_relocate_functions::movt_rel): Ditto.
32 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
33 (Arm_relocate_functions:thm_movw_rel): Ditto.
34 (Arm_relocate_functions:thm_movt_rel): Ditto.
35 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
36 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
37 New method definitions.
38 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
39 (Arm_relocation_functions::arm_grp_ldr): Ditto.
40 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
41 (Arm_relocation_functions::arm_grp_ldc): Ditto.
42 (Target_arm::Relocate::relocate): Check for non-static or
43 unimplemented relocation code and exit early. Change calls to
44 Target_arm::reloc_uses_thumb_bit and
45 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
46 instead. Refactor code to handle similar relocations to increase
47 code sharing. Remove check for unsupported relocation code in switch
49 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
50 relocation property table to find out size. Change error message to
51 print out the name of a relocation code instead of the numeric value.
52 (Target_arm::scan_reloc_for_stub): Use relocation property table
53 instead of calling Target_arm::reloc_uses_thumb_bit().
55 2010-02-02 Doug Kwan <dougkwan@google.com>
57 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
58 types of relaxed input section.
60 2010-02-02 Doug Kwan <dougkwan@google.com>
62 * Makefile.am (HFILES): Add arm-reloc-property.h.
64 (TARGETSOURCES): Add arm-reloc-property.cc
65 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
66 (libgold_a_SOURCES): $(DEFFILES)
67 * Makefile.in: Regenerate.
68 * arm-reloc-property.cc: New file.
69 * arm-reloc-property.h: New file.
70 * arm-reloc.def: New file.
71 * arm.cc: Update comments.
72 (arm-reloc-property.h): New included header.
73 (arm_reloc_property_table): New global variable.
74 (Target_arm::do_select_as_default_target): New method definition.
75 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
76 arm-reloc-property to targ_extra_obj.
77 * parameters.cc (set_parameters_target): Call
78 Target::select_as_default_target().
79 * target.h (Target::select_as_default_target): New method definition.
80 (Target::do_select_as_default_target): Same.
82 2010-02-01 Doug Kwan <dougkwan@google.com>
84 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
85 first_output_text_section_.
86 (Arm_exidx_fixup::first_output_text_section): New method definition.
87 (Arm_exidx_fixup::first_output_text_section_): New data member.
88 (Arm_exidx_fixup::process_exidx_section): Record the first text
90 (Arm_output_section::fix_exidx_coverage): Set correct linked section
91 and entsize in output section header.
93 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
95 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
96 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
97 (Arm_relocate_functions::thm_alu11): New Method.
98 (Arm_relocate_functions::thm_pc8): New Method.
99 (Arm_relocate_functions::thm_pc12): New Method.
100 (Target_arm::Scan::local): Handle the relocations.
101 (Target_arm::Scan::global): Likewise.
102 (Target_arm::Relocate::relocate): Likewise.
103 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
105 2010-01-29 Doug Kwan <dougkwan@google.com>
107 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
108 of relocation types as ld.
110 2010-01-29 Doug Kwan <dougkwan@google.com>
112 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
114 (Arm_relocate_functions::thumb_branch_common): Ditto.
115 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
116 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
117 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
118 Arm_relocate_functions::jump24): Remove.
119 (Target_arm::Relocate::relocate): Adjust code to call
120 Arm_relocation_functions::arm_branch_common and
121 Arm_relocation_functions::thumb_branch_common instead of their removed
122 wrappers. Merge switch-cases together to reduce source code size.
124 2010-01-29 Doug Kwan <dougkwan@google.com>
126 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
127 output_local_symbol_count_needs_update_.
128 (Arm_relobj::output_local_symbol_count_needs_update,
129 Arm_relobj::set_output_local_symbol_count_needs_update,
130 Arm_relobj::update_output_local_symbol_count): New methods.
131 (Arm_relobj::output_local_symbol_count_needs_update_): New data
133 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
134 of pointed function as in a R_ARM_PREL31 relocation.
135 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
136 for output local symbol count updating.
137 (Target_arm::do_relax): Update output local symbol counts in objects
139 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
141 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
143 * arm.cc: Added support for the ARM relocations:
144 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
145 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
146 (Arm_relocate_functions::movw_rel_nc): Renamed (was
148 (Arm_relocate_functions::movw_rel): New method.
149 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
150 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
152 (Arm_relocate_functions::thm_movw_rel): New method.
153 (Arm_relocate_functions::thm_movt_rel): Renamed (was
155 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
157 (Target_arm::Scan::global): Likewise.
158 (Target_arm::Relocate::relocate): Likewise.
159 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
162 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
164 * arm.cc: Added support for ARM group relocations.
165 (Target_arm::reloc_needs_sym_origin): New method.
166 (Arm_relocate_functions::calc_grp_kn): New method.
167 (Arm_relocate_functions::calc_grp_residual): New method.
168 (Arm_relocate_functions::calc_grp_gn): New method.
169 (Arm_relocate_functions::arm_grp_alu): New Method.
170 (Arm_relocate_functions::arm_grp_ldr): New Method.
171 (Arm_relocate_functions::arm_grp_ldrs): New Method.
172 (Arm_relocate_functions::arm_grp_ldc): New Method.
173 (Target_arm::Scan::local): Handle the ARM group relocations.
174 (Target_arm::Scan::global): Likewise.
175 (Target_arm::Relocate::relocate): Likewise.
176 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
179 2010-01-26 Doug Kwan <dougkwan@google.com>
181 * arm.cc (set): Include.
182 (class Arm_exidx_fixup): Change type of last_input_section_ to const
184 (Arm_output_section::Text_section_list): New type.
185 (Arm_output_section::append_text_sections_to_list): New method.
186 (Arm_output_section::fix_exidx_coverage): Ditto.
187 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
188 (Arm_relobj::convert_input_section_to_relaxed_section): Use
189 Relobj::set_section_offset() instead of
190 Sized_relobj::invalidate_section_offset().
191 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
192 parameter for section headers. Ignore relocation sections for
193 unallocated sections and EXIDX sections.
194 (Target_arm::fix_exidx_coverage): New method.
195 (Target_arm::output_section_address_less_than): New type.
196 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
197 linked text section instead of the EXIDX section.
198 (Arm_output_section::create_stub_group): Add an assertion to check
199 that this is not an EXIDX output section.
200 (Arm_output_section::append_text_sections_to_list): New method.
201 (Arm_output_section::fix_exidx_coverage): Ditto.
202 (Arm_relobj::scan_sections_for_stubs): Adjust call to
203 Arm_relobj::section_needs_reloc_stub_scanning.
204 (Target_arm::do_relax): Fix EXIDX output section coverage in the
206 (Target_arm::fix_exidx_coverage): New method.
207 * object.h (Relobj::set_output_section): New method.
208 (Sized_relobj::invalidate_section_offset): Remove method.
209 (Sized_relobj::do_invalidate_section_offset): Remove method.
210 (Sized_relobj::do_set_section_offset): Handle offset value -1.
212 2010-01-25 Doug Kwan <dougkwan@google.com>
214 * arm.cc (Arm_exidx_merged_section::do_output_offset):
215 Fix warning due to signed and unsigned comparison on a 32-bit host.
217 2010-01-22 Doug Kwan <dougkwan@google.com>
219 * arm.cc (Target_arm::do_relax): Record an output section for section
220 offset adjustment it contains any stub table that has changed.
221 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
222 offsets in an output section if necessary.
223 * output.cc (Output_section::Output_section): Initialize
224 section_offsets_need_adjustments_.
225 (Output_section::add_input_section_for_script): Renamed to
226 Output_section::add_simple_input_section.
227 (Output_section::save_states): Add a comment.
228 (Output_section::discard_states): New method defintion.
229 (Output_section::adjust_section_offsets): Same.
230 * output.h (Output_section::add_input_section_for_script): Renamed to
231 Output_section::add_simple_input_section.
232 (Output_section::discard_states): New method declaration.
233 (Output_section::adjust_section_offsets): Same.
234 (Output_section::section_offsets_need_adjustment,
235 Output_section::set_section_offsets_need_adjustment): New method
237 (Output_section::section_offsets_need_adjustment_): New data member.
239 (Output_section_element_input::set_section_address): Adjust code for
240 renaming of Output_section::add_input_section_for_script.
241 (Orphan_output_section::set_section_address): Same.
243 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
245 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
246 Fix_v4bx enum values .
247 * gold/options.h (General_options): New option definitions.
248 (General_options::fix_v4bx): New method.
249 (General_options::Fix_v4bx): New enum.
250 * gold/options.cc (General_options::parse_fix_v4bx): New method.
251 (General_options::parse_fix_v4bx_interworking): New method.
253 2010-01-22 Doug Kwan <dougkwan@google.com>
255 * arm.cc (Arm_exidx_fixup): New class.
257 2010-01-21 Doug Kwan <dougkwan@google.com>
259 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
261 (Arm_exidx_section_offset_map): New type.
263 2010-01-21 Doug Kwan <dougkwan@google.com>
265 * arm.cc (Arm_exidx_input_section): New class.
266 (Arm_relobj::exidx_input_section_by_link,
267 Arm_relobj::exidx_input_section_by_shndx,
268 Arm_relobj::make_exidx_input_section): New methods.
269 (read_arm_attributes_section): Remove.
270 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
271 information about them.
272 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
275 2010-01-20 Doug Kwan <dougkwan@google.com>
277 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
278 Input_section_specifier to Section_id.
279 (Target_arm::new_arm_input_section: Adjust code for change of key
281 (Target_arm::find_arm_input_section): Ditto.
282 * gc.h (object.h): Include for Section_id nand Section_id_hash.
283 (Section_id): Remove.
284 (Garbage_collection::Section_id_hash): Remove.
285 * icf.h (object.h): Include for Section_id nand Section_id_hash.
286 (Section_id): Remove.
287 (Icf::Section_id_hash): Remove.
288 * object.h (Section_id, Const_section_id, Section_id_hash,
289 Const_section_id_hash): New type definitions.
290 * output.cc (Output_section::add_relaxed_input_section): Change to
291 use Const_section_id instead of Input_section_specifier as key type.
292 (Output_section::add_merge_input_section): Ditto.
293 (Output_section::build_relaxation_map): Change to use Section_id
294 instead of Input_section_specifier as key type.
295 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
297 (Output_section::convert_input_sections_to_relaxed_sections): Change
298 to use Const_section_id instead of Input_section_specifier as key type.
299 (Output_section::find_merge_section): Ditto.
300 (Output_section::find_relaxed_input_section): Ditto.
301 * output.h (Input_section_specifier): Remove class.
302 (Output_section::Output_section_data_by_input_section_map): Change
303 key type to Const_section_id.
304 (Output_section::Output_relaxed_input_section_by_input_section_map):
306 (Output_section::Relaxation_map): Change key type to Section_id.
308 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
310 * gold/arm.cc: Added support for R_ARM_V4BX relocation
311 (class Arm_v4bx_stub): New class.
312 (DEF_STUBS): Updated definition to support v4_veneer_bx.
313 (Stub_factory::make_arm_v4bx_stub): New method.
314 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
315 (Stub_table::empty): Handle v4bx stubs.
316 (Stub_table::add_arm_v4bx_stub): New method.
317 (Stub_table::find_arm_v4bx_stub): New method.
318 (Arm_relocate_functions::v4bx): New method.
319 (Target_arm::fix_v4bx): New method.
320 (Target_arm::Target_arm): Handle R_ARM_V4BX.
321 (Stub_table::relocate_stubs): Likewise.
322 (Stub_table::do_write): Likewise.
323 (Stub_table::update_data_size_and_addralign): Likewise.
324 (Stub_table::finalize_stubs): Likewise.
325 (Target_arm::Scan::local): Likewise.
326 (Target_arm::Scan::global): Likewise.
327 (Target_arm::do_finalize_sections): Likewise.
328 (Target_arm::Relocate::relocate): Likewise.
329 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
331 (Target_arm::scan_reloc_for_stub): Likewise.
332 (Target_arm::scan_reloc_section_for_stubs): Likewise.
334 2010-01-19 Ian Lance Taylor <iant@google.com>
336 * output.cc (Output_section_headers::do_sized_write): Write large
337 segment count to sh_info field.
338 (Output_file_header::do_sized_write): For large segment count,
339 write PN_XNUM to e_phnum field.
341 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
343 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
344 (Arm_relocate_functions::thm_jump8): New function.
345 (Arm_relocate_functions::thm_jump11): New function.
346 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
348 (Target_arm::Scan::global): Likewise.
349 (Target_arm::Relocate::relocate): Likewise.
350 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
353 2010-01-14 Doug Kwan <dougkwan@google.com>
355 * arm.cc (map, utility): Include headers.
356 (Target_arm::apply_cortex_a8_workaround): New method.
357 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
358 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
359 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
360 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
361 the --[no-]fix-cortex-a8 command line options.
362 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
363 (Target_arm::relocate_stub): Use addend in instruction template.
364 * options.h (DEFINE_bool): Set the user-set flag.
365 (General_options): Add --[no-]-fix-cortex options.
366 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
367 : Update fast look-up map after conversion.
369 2010-01-14 Sriraman Tallam <tmsriram@google.com>
371 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
372 in the first pass of do_layout.
374 2010-01-13 Doug Kwan <dougkwan@google.com>
376 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
377 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
378 apparent compiler problem of not folding static constant integral
379 data members of elfcpp::Elf_sizes<32>.
381 2010-01-13 Doug Kwan <dougkwan@google.com>
383 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
384 Arm_relobj::section_needs_cortex_a8_stub_scanning,
385 Arm_relobj::scan_section_for_cortex_a8_erratum,
386 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
387 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
388 sections to scan for relocation stubs into a new method
389 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
390 relocation and Cortex-A8 stub scanning.
391 (Target_arm::do_relax): Force stubs to be after stubbed sections
392 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
393 the beginning of a new relaxation pass. Update a comment.
394 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
396 2010-01-12 Ian Lance Taylor <iant@google.com>
398 * target-reloc.h (visibility_error): New inline function.
399 (relocate_section): Call visibility_error.
400 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
401 (MOSTLYCLEANFILES): Likewise.
402 (protected_4_pic.o, protected_3.err): New targets.
403 * testsuite/protected_4.cc: New file.
405 2010-01-12 Doug Kwan <dougkwan@google.com>
407 * arm.cc (Cortex_a8_reloc): New class.
408 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
409 and cortex_a8_relocs_info_.
410 (Target_arm::fix_cortex_a8): New method definition.
411 (Target_arm::Cortex_a8_relocs_info): New type.
412 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
413 New data member declarations.
414 (Target_arm::scan_reloc_for_stub): Record information about
415 relocations for THUMB branches that might be exempted from the
416 Cortex-A8 workaround.
417 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
418 at the beginning of a relaxation pass.
420 2010-01-12 Doug Kwan <dougkwan@google.com>
422 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
423 (Arm_relobj::Mapping_symbol_position,
424 Arm_reloj::Mapping_symbol_position_less,
425 Arm_relobj::Mapping_symbols_info): New types.
426 (Target_arm::is_mapping_symbol_name): New method definition.
427 (Arm_relobj::do_count_local_symbols): Save information about mapping
430 2010-01-11 Doug Kwan <dougkwan@google.com>
432 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
433 Arm_relocate_functions::thumb32_branch_upper,
434 Arm_relocate_functions::thumb32_branch_lower,
435 Arm_relocate_functions::thumb32_cond_branch_offset,
436 Arm_relocate_functions::thumb32_cond_branch_upper,
437 Arm_relocate_functions::thumb32_cond_branch_lower,
438 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
439 branch offset encoding.
440 (Arm_relocate_functions::thumb_branch_common): Use new branch
441 offset encoding methods to avoid code duplication.
442 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
443 (Stub_addend_reader::operator()): Use new branch encoding method
444 to avoid code duplication.
446 2010-01-11 Doug Kwan <dougkwan@google.com>
448 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
449 (Target_arm::do_finalize_sections): Define special EXIDX section
450 symbols only if referenced.
451 * gc.h (Garbage_collection::add_reference): New method.
452 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
455 2010-01-11 Ian Lance Taylor <iant@google.com>
457 * script.cc (Version_script_info::build_expression_list_lookup):
458 Change complaing about duplicate wildcard match from error to
461 * script.cc (class Lazy_demangler): Recreate--revert part of patch
463 (Version_script_info::Version_script_info): Initialize globs_,
464 default_version_, default_is_global_, and exact_. Don't
465 initialize globals_ or locals_.
466 (Version_script_info::build_lookup_tables): Build local symbols
468 (Version_script_info::unquote): New function.
469 (Version_script_info::add_exact_match): New function.
470 (Version_script_info::build_expression_list_lookup): Remove lookup
471 parameter. Add is_global parameter. Change all callers. Handle
472 wildcard pattern specially. Unquote pattern. Call
474 (Version_script_info::get_name_to_match): New function.
475 (Version_script_info::get_symbol_version): New function.
476 (Version_script_info::get_symbol_version_helper): Remove.
477 (Version_script_info::check_unmatched_names): Call unquote.
478 * script.h (class Version_script_info): Change get_symbol_version
479 to be non-inline and add is_global parameter; change all callers.
480 Rewrite symbol_is_local. Update declarations. Define struct
481 Version_tree_match, Exact, Globs. Don't define struct Lookup.
482 Remove globals_ and locals_ members. Add exact_, globs_,
483 default_version_, is_global_.
484 (Version_script_info::Glob): Remove pattern, add expression and
485 is_global. Update constructor. Change all callers.
486 * dynobj.cc (Versions::finalize): Mark the version symbol as the
488 (Versions::symbol_section_contents): If a symbol is undefined, or
489 defined in a dynamic object, set the version index to
491 * symtab.cc (Symbol_table::add_from_relobj): Don't call
493 (Symbol_table::add_from_pluginobj): Likewise.
494 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
496 2010-01-11 Doug Kwan <dougkwan@google.com>
498 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
499 (incremental_dump_LDADD): Add linking option for libintl.
500 * Makefile.in: Regenerate.
502 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
505 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
507 * testsuite/Makefile.in: Regenerated.
509 2010-01-10 Doug Kwan <dougkwan@google.com>
511 * options.h (DEFINE_var): Use parentheses around argument varname__
512 in macro body to avoid any unintended subsequent substitutions.
514 2010-01-10 Ian Lance Taylor <iant@google.com>
516 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
517 candidates before doing symbol resolution.
519 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
520 ODR candidates if only one is weak.
522 2010-01-08 Ian Lance Taylor <iant@google.com>
524 * script.cc (Version_script_info::build_expression_list_lookup):
525 Don't warn about ambiguous version, just record the ambiguity.
526 (Version_script_info::get_symbol_version_helper): Give error if
527 version is ambiguous.
529 2010-01-08 Doug Kwan <dougkwan@google.com>
531 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
532 prev_data_size_ and prev_addralign_. Remove initializer for
533 deleted data member has_been_changed_.
534 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
535 to determine if the table is empty.
536 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
538 (Stub_table::add_reloc_stub): Define method in class definition
539 instead of just declaring it there.
540 (Stub_table::add_cortex_a8_stub): New method definition.
541 (Stub_table::update_data_size_and_addralign): Ditto.
542 (Stub_table::finalize_stubs): Ditto.
543 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
544 (Stub_table::do_addralign_): Return address alignment in the
545 (Stub_table::do_reset_address_and_file_offset): Define method in
546 class definition instead of declaring it there. Set current data
547 size to be the data size of the previous pass.
548 (Stub_table::set_final_data_size): Use current data size as the
550 (Stub_table::relocate_stub): Change parameter type of stub from
551 Reloc_stub pointer to Stub pointer.
552 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
553 (Stub_table::Cortex_a8_stub_list): New typedef.
554 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
555 Stub_table::prev_addralign_): New data member.
556 (Arm_relobj::Arm_relobj): Initialize data member
557 section_has_cortex_a8_workaround_.
558 (Arm_relobj::section_has_cortex_a8_workaround,
559 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
561 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
563 (Target_arm::relocate_stub): Change parameter type of stub from
564 Reloc_stub pointer to Stub pointer.
565 (Insn_template::size, Insn_template::alignment): Handle
566 THUMB16_SPECIAL_TYPE.
567 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
568 Stub_table::update_data_size_and_addralign,
569 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
571 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
572 (Stub_table::do_write): Ditto.
573 (Target_arm::do_relax): Adjust code for changes in Stub_table.
575 2010-01-08 Ian Lance Taylor <iant@google.com>
578 * symtab.h (class Symbol): Remove fields is_target_special_ and
579 has_plt_offset_. Add field is_defined_in_discarded_section_.
580 (Symbol::is_defined_in_discarded_section): New function.
581 (Symbol::set_is_defined_in_discarded_section): New function.
582 (Symbol::has_plt_offset): Rewrite.
583 (Symbol::set_plt_offset): Verify that new offset is not -1U.
584 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
585 Don't initialize is_target_special_ or has_plt_offset_.
586 Initialize is_defined_in_discarded_section_.
587 (Symbol_table::add_from_relobj): If appropriate, set
588 is_defined_in_discarded_section.
589 * resolve.cc (Symbol::override_base_with_special): Don't test
590 is_target_special_. Change has_plt_offset_ to has_plt_offset().
591 * target-reloc.h (relocate_section): Do special handling for
592 symbols defined in discarded sections for global symbols as well
595 2010-01-08 Ian Lance Taylor <iant@google.com>
597 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
600 2010-01-08 Ian Lance Taylor <iant@google.com>
602 * object.cc (Sized_relobj::do_layout): Don't get confused if
603 layout_eh_frame returns NULL.
605 2010-01-08 Ian Lance Taylor <iant@google.com>
608 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
609 dynamic symbol table, use the normal symbol table.
610 (Sized_dynobj::do_read_symbols): Remove assertion about type of
613 2010-01-08 Ian Lance Taylor <iant@google.com>
616 * layout.cc (Layout::include_section): Remove .gnu_debuglink
619 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
621 * version.cc (print_version): Change to "Copyright 2010".
623 2010-01-08 Ian Lance Taylor <iant@google.com>
627 * i386.cc (class Target_i386): Change return type of plt_section
629 (class Output_data_plt_i386): Add tls_desc_rel_ field.
630 (Output_data_plt_i386::Output_data_plt_i386): Initialize
632 (Output_data_plt_i386::rel_tls_desc): New function.
633 (Target_i386::rel_tls_desc_section): New function.
634 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
635 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
636 R_386_TLS_DESC reloc in rel_tls_desc_section.
637 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
638 Define struct Tlsdesc_info.
639 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
640 (Target_x86_64::do_reloc_symbol_index): New function.
641 (Target_x86_64::add_tlsdesc_info): New function.
642 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
643 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
645 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
647 (Output_data_plt_x86_64::rela_tlsdesc): New function.
648 (Target_x86_64::rela_tlsdesc_section): New function.
649 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
651 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
652 (Target_x86_64::do_reloc_addend): New function.
653 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
654 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
655 declarations. Define TARGET_CODE. Add arg field to u1_ union.
656 (Output_reloc::type): New function.
657 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
658 (Output_reloc::is_target_specific): New function.
659 (Output_reloc::target_arg): New function.
660 (class Output_reloc) [SHT_RELA]: Add four new constructors for
661 absolute relocs and target specific relocs.
662 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
664 (class Output_data_reloc) [SHT_RELA]: Likewise.
665 * output.cc (Output_reloc::Output_reloc): Add four new versions
666 for absolute relocs and target specific relocs.
667 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
668 (Output_reloc::get_symbol_index): Likewise.
669 (Output_reloc::local_section_offset): Check that local_sym_index_
670 is not TARGET_CODE or 0.
671 (Output_reloc::symbol_value): Likewise.
672 (Output_reloc::write) [SHT_RELA]: Call target for target specific
674 * target.h (class Target): Add reloc_symbol_index and reloc_addend
675 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
677 * layout.cc (add_target_dynamic_tags): Use output section for
678 DT_PLTRELSZ and DT_JMPREL.
680 2010-01-07 Ian Lance Taylor <iant@google.com>
683 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
685 (class Output_data_reloc_generic): Define.
686 (class Output_data_reloc_base): Change base class to
687 Output_data_reloc_generic. Change add() method to call
688 bump_relative_reloc_count for a relative reloc. Remove
690 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
692 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
693 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
695 * layout.h (class Layout): Update declaration.
697 2010-01-07 Ian Lance Taylor <iant@google.com>
699 * output.h (class Output_data): Add const version of
700 output_section and do_output_section.
701 (class Output_section_data): Add const version of
703 (class Output_section): Likewise.
704 * layout.cc (Layout::add_target_dynamic_tags): New function.
705 * layout.h (class Layout): Update declarations.
706 * arm.cc (Target_arm::do_finalize_sections): Use
707 add_target_dynamic_tags.
708 * i386.cc (Target_i386::do_finalize_sections): Likewise.
709 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
710 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
711 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
713 2010-01-07 Ian Lance Taylor <iant@google.com>
716 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
719 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
720 Ian Lance Taylor <iant@google.com>
723 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
724 Xindex::read_symtab_xindex.
726 2010-01-07 Doug Kwan <dougkwan@google.com>
728 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
729 (Insn_template::thumb16_bcond_insn): New method declaration.
730 (Insn_template): Fix spelling.
731 (Stub::thumb16_special): New method declaration.
732 (Stub::do_write): Define virtual method which was previously pure
734 (Stub::do_thumb16_special): New method declaration.
735 (Stub::do_fixed_endian_write): New template member.
736 (Reloc_stub::do_write): Remove.
737 (Reloc_stub::do_fixed_endian_write): Remove.
738 (Cortex_a8_stub): New class definition.
739 (Stub_factory::make_cortex_a8_stub): New method definition.
740 (Stub_factory::Stub_factory): Add missing static storage class
741 qualifier for elf32_arm_stub_a8_veneer_blx.
743 2010-01-07 Ian Lance Taylor <iant@google.com>
746 * options.h (class General_options): Add --warn-unresolved-symbols
747 and --error-unresolved-symbols.
748 * errors.cc (Errors::undefined_symbol): Implement
749 --warn-unresolved-symbols.
751 * options.h (class General_options): Add -z text and -z textoff.
752 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
754 2010-01-06 Sriraman Tallam <tmsriram@google.com>
756 * gc.h (Garbage_collection::Cident_section_map): New typedef.
757 (Garbage_collection::cident_sections): New function.
758 (Garbage_collection::add_cident_section): New function.
759 (Garbage_collection::cident_sections_): New member.
760 (gc_process_relocs): Add references to sections whose names are C
762 * gold.h (cident_section_start_prefix): New constant.
763 (cident_section_stop_prefix): New constant.
764 (is_cident): New function.
765 * layout.cc (Layout::define_section_symbols): Replace string constants
766 with the newly defined constants.
767 * object.cc (Sized_relobj::do_layout): Track sections whose names are
769 * testsuite/Makefile.am: Add gc_orphan_section_test.
770 * testsuite/Makefile.in: Regenerate.
771 * testsuite/gc_orphan_section_test.cc: New file.
772 * testsuite/gc_orphan_section_test.sh: New file.
774 2010-01-06 Ian Lance Taylor <iant@google.com>
777 * options.h (class General_options): Add --warn-shared-textrel.
778 * layout.cc (Layout::finish_dynamic_section): Implement
779 --warn-shared-textrel.
782 * options.h (class General_options): Add --warn-multiple-gp.
784 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
786 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
787 $(THREADSLIB) and $(LIBDL).
788 * Makefile.in: Rebuild.
790 2010-01-06 Ian Lance Taylor <iant@google.com>
793 * options.cc (General_options::parse_section_start): New function.
794 (General_options::section_start): New function.
795 (General_options::General_options): Initialize all members.
796 * options.h: Include <map>
797 (class General_options): Add --section-start. Add section_starts_
799 * layout.cc (Layout::attach_allocated_section_to_segment): If
800 --section-start was used, set the address of the segment. Remove
802 (Layout::relaxation_loop_body): If the address of the load segment
803 has been set by --section-start, don't use it.
804 * output.h (Output_segment::update_flags_for_output_section): New
806 * output.cc (Output_segment::add_output_section): Call
807 update_flags_for_output_section.
809 2010-01-05 Ian Lance Taylor <iant@google.com>
812 * options.h (class General_options): Add --undefined-version.
813 * script.cc (struct Version_expression): Add was_matched_by_symbol
815 (Version_script_info::matched_symbol): New function.
816 (Version_script_info::get_symbol_version_helper): Call
818 (Version_script_info::check_unmatched_names): New function.
819 * script.h (class Version_script_info): Update declarations.
820 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
822 * options.h (class General_options): Use DEFINE_bool_alias for
823 allow_multiple_definition.
824 * resolve.cc (Symbol_table::should_override): Don't test
825 allow_multiple_definition.
828 * options.h (class General_options): Add --cref.
829 * main.cc (main): Print cref table if --cref. Don't close mapfile
830 until after printing cref table.
831 * cref.cc: Include "symtab.h".
832 (class Cref_inputs): Define Cref_table_compare and Cref_table.
833 (Cref_table_compare::operator()): New function.
834 (Cref_inputs::gather_cref): New function.
835 (filecol): New static const.
836 (Cref_inputs::print_cref): New function.
837 (Cref::print_cref): New function.
838 * cref.h: Include <cstdio>.
839 (class Cref): Update declarations.
840 * mapfile.h (Mapfile::file): New function.
841 * object.h (class Object): Define Symbols. Declare virtual
842 do_get_global_symbols.
843 (Object::get_global_symbols): New function.
844 * object.cc (Input_objects::add_object): Pass object to cref_ if
846 (Input_objects::archive_start): Likewise.
847 (Input_objects::archive_stop): Likewise.
848 (Input_objects::print_cref): New function.
849 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
850 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
852 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
854 * plugin.h (class Sized_pluginobj): Update declarations.
856 2010-01-05 Ian Lance Taylor <iant@google.com>
858 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
859 to is_default_version. Rename insdef to insdefault.
860 (Symbol_table::add_from_relobj): Rename def to is_default_version
861 and local to is_forced_local.
862 (Symbol_table::add_from_pluginobj): Likewise.
863 (Symbol_table::add_from_dynobj): Likewise.
864 (Symbol_table::define_special_symbol): Rename insdef to
867 2010-01-04 Ian Lance Taylor <iant@google.com>
870 * options.h (class General_options): Add
871 --allow-multiple-definition and -z muldefs.
872 * resolve.cc (Symbol_table::should_override): Don't warn about a
873 multiple symbol definition if --allow-multiple-definition or -z
877 * options.h (class General_options): Add --add-needed and
878 --copy-dt-needed-entries. Tweak --as-needed help entry.
879 * object.cc (Input_objects::check_dynamic_dependencies): Give an
880 error if --copy-dt-needed-entries aka --add-needed is used and
881 would cause a change in behaviour.
884 * options.h (class General_options): Add -G as a short version of
885 --shared. Add no-op options -assert, -g, and -i.
887 2010-01-04 Sriraman Tallam <tmsriram@google.com>
889 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
890 check for .text or .gnu.linkonce.t sections.
891 * icf.cc (Icf::find_identical_sections): Ditto.
892 Change the detection for mangled function name within the section
894 * icf.h (is_section_foldable_candidate): New function.
896 2009-12-30 Ian Lance Taylor <iant@google.com>
899 * options.h (class General_options): Permit two dashes with
900 --retain-symbols-file.
902 2009-12-30 Ian Lance Taylor <iant@google.com>
905 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
906 don't put the file header and segment headers in the text
910 * common.cc (Sort_commons::operator()): Stabilize sort when both
912 (Symbol_table::do_allocate_commons_list): When allocating common
913 symbols, skip a symbol which is no longer common.
914 * symtab.h (Symbol::is_common): Test whether the symbol comes from
915 an object before checking its type.
916 * testsuite/common_test_2.c: New file.
917 * testsuite/common_test_3.c: New file.
918 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
919 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
920 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
921 (common_test_2_pic.o, common_test_2.so): New targets.
922 (common_test_3_pic.o, common_test_3.so): New targets.
923 * testsuite/Makefile.in: Rebuild.
926 * script.cc (read_input_script): If we see a new SECTIONS clause,
927 and we have added an input section, give an error.
928 * layout.h (class Layout): Add have_added_input_section function.
929 Add have_added_input_section_ field.
930 * layout.cc (Layout::Layout): Initialize
931 have_added_input_section_.
932 (Layout::layout): Set have_added_input_section_.
933 (Layout::layout_eh_frame): Likewise.
935 2009-12-30 Ian Lance Taylor <iant@google.com>
938 * options.h (class General_options): Add --sort-common option.
939 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
940 * common.cc (Sort_common): Add sort_order parameter to
941 constructor. Add sort_order_ field.
942 (Sort_commons::operator): Check sort_order_.
943 (Symbol_table::allocate_commons): Determine the sort order.
944 (Symbol_table::do_allocate_commons): Add sort_order parameter.
946 (Symbol_table::do_allocate_commons_list): Likewise.
948 2009-12-30 Ian Lance Taylor <iant@google.com>
951 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
952 symbols from this object, don't change the visibility of an
954 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
956 2009-12-30 Ian Lance Taylor <iant@google.com>
959 * script.h (class Version_script_info): Define Language enum.
960 Update declarations. Define Glob, Exact, and Lookup types. Add
961 new fields globals_, locals_, and is_finalized_.
962 * script.cc: Various formatting fixes.
963 (class Parser_closure): Change language_stack_ from a vector of
964 std::string to one of Version_script_info::Language. Adjust all
966 (class Lazy_demangler): Remove.
967 (struct Version_expression): Change language from std::string to
968 Version_script_info::Language.
969 (Version_script_info::Version_script_info): New function.
970 (Version_script_info::~Version_script_info): Don't call clear.
971 (Version_script_info::finalize): New function.
972 (Version_script_info::build_lookup_tables): New function.
973 (Version_script_info::build_expression_list_lookup): New
975 (Version_script_info::get_symbol_version_helper): Rewrite to use
977 (Version_script_info::print_expression_list): Adjust to use
978 Version_script_info::Language.
979 (script_push_lex_into_version_mode): Check that the version script
980 has not been finalized.
981 (version_script_push_lang): Change language string to
982 Version_script_info::Language.
983 * options.cc (Command_line::version_script): New function.
984 * options.h (class General_options): Add finalize_dynamic_list
985 function. Change version_script from declaration to definition.
986 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
987 * testsuite/version_script.map: Remove duplicate def of foo.
988 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
990 * testsuite/Makefile.in: Rebuild.
992 2009-12-30 Ian Lance Taylor <iant@google.com>
995 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
996 if the input symbol index is 0, make the output symbol index 0.
998 2009-12-30 Ian Lance Taylor <iant@google.com>
1001 * options.h (class General_options): Add -x/--discard-all.
1002 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1003 --discard-all. If the local symbol needs a dynamic entry, check
1004 that before handling --discard-locals.
1006 2009-12-30 Ian Lance Taylor <iant@google.com>
1009 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1011 (Output_segment::add_output_section): Don't change the flags if
1015 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1016 GNU hash table if they need a dynamic value. Otherwise, don't add
1017 them if they are defined in a dynamic object or are forced local.
1019 2009-12-29 Ian Lance Taylor <iant@google.com>
1022 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1023 .gnu.hash table for a 32-bit target.
1026 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1027 regular and a dynamic object only needs a dynamic symbol table
1028 entry if it is externally visible.
1031 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1032 constructor. Add global_offset_table_ field.
1033 (Target_i386::got_section): Set global_offset_table_.
1034 (Target_i386::do_finalize_sections): Set global_offset_table_
1036 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1037 in constructor. Add global_offset_table_ field.
1038 (Target_x86_64::got_section): Set global_offset_table_.
1039 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1042 * layout.cc (Layout::Layout): Initialize increase_relro_.
1043 (Layout::get_output_section): Add is_relro, is_last_relro, and
1044 is_first_non_relro parameters. Change all callers.
1045 (Layout::choose_output_section): Likewise.
1046 (Layout::add_output_section_data): Likewise.
1047 (Layout::make_output_section): Likewise.
1048 (Layout::set_segment_offsets): Clear increase_relro when using a
1050 * layout.h (class Layout): Add increase_relro method. Add
1051 increase_relro_ field. Update declarations.
1052 * output.cc (Output_section::Output_section): Initialize
1053 is_last_relro_ and is_first_non_relro_.
1054 (Output_segment::add_output_section): Group relro sections is
1055 do_sort is true. Handle is_last_relro and is_first_non_relro.
1056 (Output_segment::maximum_alignment): Remove relro handling.
1057 (Output_segment::set_section_addresses): Add increase_relro
1058 parameter. Change all callers. Add initial alignment to align
1059 relro sections on separate page. Remove old relro handling.
1060 (Output_segment::set_section_list_addresses): Remove in_relro
1061 parameter. Change all callers.
1062 (Output_segment::set_offset): Add increase parameter. Change all
1063 callers. Remove old relro handling.
1064 * output.h (class Output_section): Add new methods: is_last_relro,
1065 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1066 Add is_last_relro_ and is_first_non_relro_ fields.
1067 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1068 Create separate .got.plt section. Call increase_relro.
1069 * x86_64.cc (Target_x86_64::got_section): Likewise.
1070 * testsuite/relro_script_test.t: Add .got.plt.
1073 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1074 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1075 (Layout::finalize): Call set_dynamic_symbol_size.
1076 (Layout::set_dynamic_symbol_size): New function.
1077 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1078 set_dynamic_symbol_size.
1081 * output.h (class Output_section): Add is_entsize_zero_ field.
1082 * output.cc (Output_section::Output_section): Initialize
1084 (Output_section::set_entsize): If two different entsizes are
1085 requested, force it to zero.
1086 (Output_section::add_input_section): Set flags for .debug_str
1087 before updating section flags. Set entsize.
1088 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1089 and SHF_STRING if all input sections have those flags.
1091 2009-12-29 Rafael Espindola <espindola@google.com>
1093 * main.cc (main): Fix the sys time reporting.
1094 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1097 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1099 * options.cc (General_options::parse_version): Allow -v to exit
1100 without an error if there is nothing to link.
1102 2009-12-29 Ian Lance Taylor <iant@google.com>
1104 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1105 using a version of gcc before 4.1.
1106 * configure: Rebuild.
1108 2009-12-28 Chris Demetriou <cgd@google.com>
1110 * attributes.cc (Output_attributes_section_data::do_write): Use
1111 std::vector::front rather than std::vector::data.
1113 2009-12-28 Ian Lance Taylor <iant@google.com>
1115 * symtab.h (class Symbol_table): Add enum Defined.
1116 * resolve.cc (Symbol_table::should_override): Add defined
1117 parameter. Change all callers. Test whether object is NULL
1118 before calling a method on it.
1119 (Symbol_table::report_resolve_problem): Add defined parameter.
1121 (Symbol_table::should_override_with_special): Likewise.
1122 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1123 parameter. Change all callers.
1124 (Symbol_table::do_define_in_output_data): Likewise.
1125 (Symbol_table::define_in_output_segment): Likewise.
1126 (Symbol_table::do_define_in_output_segment): Likewise.
1127 (Symbol_table::define_as_constant): Likewise.
1128 (Symbol_table::do_define_as_constant): Likewise.
1129 * script.h (class Symbol_assignment): Add is_defsym parameter to
1130 constructor; change all callers.
1131 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1132 parameter. Change all callers. Add is_defsym_ field.
1133 (class Parser_closure): Add parsing_defsym parameter to
1134 constructor; change all callers. Add parsing_defsym accessor
1135 function. Add parsing_defsym_ field.
1137 2009-12-28 Ian Lance Taylor <iant@google.com>
1139 * gold.cc (queue_middle_tasks): Fix formatting.
1140 * object.cc (Relobj::is_section_name_included): Likewise.
1142 2009-12-23 Ian Lance Taylor <iant@google.com>
1144 * i386.cc (Target_i386::do_calls_non_split): Recognize
1145 -fsplit-stack prologue for a function with a static chain.
1146 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1147 -fsplit-stack prologue when using %r11.
1149 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1151 * options.cc (General_options::parse_version): Make -v continue and do
1152 the link like GNU ld does.
1154 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1156 * Makefile.am (CCFILES): Add timer.cc.
1157 (HFILES): Add timer.h.
1158 * configure.ac: Check for sysconf and times.
1159 * main.cc: include timer.h.
1160 (main): Use Timer instead of get_run_time.
1163 * workqueue.cc: include timer.h.
1164 (Workqueue::find_and_run_task):
1165 Report user, sys and wall time.
1166 * Makefile.in: Regenerate.
1167 * config.in: Regenerate.
1168 * configure: Regenerate.
1170 2009-12-16 Doug Kwan <dougkwan@google.com>
1172 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1174 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1175 relaxed input sections.
1176 * output.cc (Output_section::find_relaxed_input_section): Change
1177 return type to Output_relaxed_input_section pointer. Adjust code
1178 for new type of relaxed_input_section_map_.
1179 * output.h (Output_section::find_relaxed_input_section): Change
1180 return type to Output_relaxed_input_section pointer.
1181 (Output_section::Output_relaxed_input_section_by_input_section_map):
1183 (Output_section::relaxed_input_section_map_): Change type to
1184 Output_section::Output_relaxed_input_section_by_input_section_map.
1185 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1188 2009-12-15 Ian Lance Taylor <iant@google.com>
1190 * layout.cc (Layout::create_shstrtab): Only write out after input
1191 sections if we are compressing debug sections.
1193 2009-12-15 Ian Lance Taylor <iant@google.com>
1195 * archive.cc (Archive::add_symbols): Only look up a symbol without
1196 a version if there is, in fact, a version.
1198 2009-12-14 Ian Lance Taylor <iant@google.com>
1200 Revert -Wshadow changes, all changes from:
1201 2009-12-11 Doug Kwan <dougkwan@google.com>
1202 2009-12-11 Nick Clifton <nickc@redhat.com>
1203 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1205 2009-12-11 Doug Kwan <dougkwan@google.com>
1207 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1209 * attributes.cc (Object_attribute::size): Ditto.
1210 (Attributes_section_data::size): Ditto.
1211 (Attributes_section_data::Attributes_section_data): Ditto.
1212 (Output_attributes_section_data::do_write): Ditto.
1213 * attributes.h (Object_attribute::set_type): Ditto.
1214 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1216 2009-12-11 Nick Clifton <nickc@redhat.com>
1218 * archive.cc: Fix shadowed variable warnings.
1220 * compressed_output.cc: Likewise.
1221 * compressed_output.h: Likewise.
1222 * configure: Likewise.
1223 * dwarf_reader.cc: Likewise.
1224 * dynobj.cc: Likewise.
1225 * dynobj.h: Likewise.
1226 * ehframe.cc: Likewise.
1227 * ehframe.h: Likewise.
1228 * errors.cc: Likewise.
1229 * expression.cc: Likewise.
1230 * fileread.cc: Likewise.
1231 * fileread.h: Likewise.
1232 * freebsd.h: Likewise.
1233 * i386.cc: Likewise.
1235 * incremental.h: Likewise.
1236 * layout.cc: Likewise.
1237 * layout.h: Likewise.
1238 * mapfile.cc: Likewise.
1239 * merge.cc: Likewise.
1240 * merge.h: Likewise.
1241 * object.cc: Likewise.
1242 * object.h: Likewise.
1243 * options.h: Likewise.
1244 * output.cc: Likewise.
1245 * output.h: Likewise.
1246 * parameters.cc: Likewise.
1247 * plugin.cc: Likewise.
1248 * powerpc.cc: Likewise.
1249 * reduced_debug_output.cc: Likewise.
1250 * reduced_debug_output.h: Likewise.
1251 * reloc.cc: Likewise.
1252 * reloc.h: Likewise.
1253 * resolve.cc: Likewise.
1254 * script-sections.cc: Likewise.
1255 * script.cc: Likewise.
1256 * script.h: Likewise.
1257 * sparc.cc: Likewise.
1258 * symtab.cc: Likewise.
1259 * symtab.h: Likewise.
1260 * target-select.cc: Likewise.
1261 * target-select.h: Likewise.
1262 * token.h: Likewise.
1263 * workqueue.cc: Likewise.
1264 * workqueue.h: Likewise.
1265 * x86_64.cc: Likewise.
1267 2009-12-10 Doug Kwan <dougkwan@google.com>
1269 * arm.cc (attributes.h): New include.
1270 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1271 (Arm_relobj::~Arm_relobj): Delete object pointed by
1272 attributes_section_data_.
1273 (Arm_relobj::attributes_section_data): New method definition.
1274 (Arm_relobj::attributes_section_data_): New data member declaration.
1275 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1276 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1277 attributes_section_data_.
1278 (Arm_dynobj::attributes_section_data): New method definition.
1279 (Arm_dynobj::attributes_section_data_): New data member declaration.
1280 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1281 initialization value of may_use_blx_ to false.
1282 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1283 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1284 object attributes to compute results instead of hard-coding.
1285 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1286 Target_arm::get_secondary_compatible_arch,
1287 Target_arm::set_secondary_compatible_arch
1288 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1289 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1290 New method declarations.
1291 (Target_arm::get_aeabi_object_attribute): New method definition.
1292 (Target_arm::attributes_section_data_): New data member declaration.
1293 (read_arm_attributes_section): New template definition.
1294 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1295 (Arm_dynobj::do_read_symbols): Ditto.
1296 (Target_arm::do_finalize_sections): Merge attributes sections from
1297 input. Check for BLX use after attributes section merging.
1298 Fix __exidx_start and __exidx_end visibility. Create an
1299 .ARM.attributes section if necessary.
1300 (Target_arm::get_secondary_compatible_arch,
1301 Target_arm::set_secondary_compatible_arch,
1302 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1303 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1304 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1305 New method definitions.
1307 2009-12-09 Ian Lance Taylor <iant@google.com>
1309 * plugin.cc (Plugin::load): Don't cast from void* to a function
1312 2009-12-09 Ian Lance Taylor <iant@google.com>
1314 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1317 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1319 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1320 Replace two_file_shared_1.so with two_file_shared_2.so.
1321 * testsuite/Makefile.in: Regenerated.
1323 2009-12-08 Doug Kwan <dougkwan@google.com>
1325 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1326 (HFILES): Add attributes.h and int_encoding.h.
1327 * Makefile.in: Regenerate.
1328 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1329 function definitions to int_encoding.cc
1330 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1331 prototypes to int_encoding.h
1332 * reduced_debug_output.cc (int_encoding.h): New include.
1333 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1334 function definitions to int_encoding.cc
1335 (insert_into_vector, read_from_pointer): Move template definitions to
1337 * attributes.cc: New file.
1338 * attributes.h: New file.
1339 * int_encoding.cc: New file.
1340 * int_encoding.h: New file.
1342 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1345 * incremental-dump.cc (dump_incremental_inputs): New.
1346 (main): Use dump_incremental_inputs.
1348 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1351 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1352 checking elfcpp::STT_FUNC.
1353 (Target_i386::Relocate::relocate): Likewise.
1354 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1356 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1357 symbols from shared libraries into normal FUNC symbols.
1359 * symtab.h (Symbol): Add is_func and use it.
1361 2009-12-05 Doug Kwan <dougkwan@google.com>
1363 * arm.cc (Target_arm::arm_info): Initialize new fields
1364 attributes_section and attributes_vendor.
1365 * i386.cc (Target_i386::i386_info): Same.
1366 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1367 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1368 fields attributes_section and attributes_vendor.
1369 * sparc.cc (Target_sparc::sparc_info): Same.
1370 * target.h (Target::attributes_section, Target::attributes_vendor,
1371 Target::is_attributes_section, Target::attribute_arg_type,
1372 Target::attributes_order): New method definitions.
1373 (Target::Target_info::attributes_section,
1374 Target::Target_info::attributes_vendor): New fields.
1375 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1376 virtual method definitions.
1377 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1378 attributes_section and attributes_vendor.
1379 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1381 2009-12-05 Doug Kwan <dougkwan@google.com>
1383 * arm.cc: Update comments about interworking and stub generation.
1384 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1385 considered as non-PIC.
1386 (Arm_relocate_functions::base_abs): Fix formatting.
1387 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1388 of function to use GOT entry address instead of offset.
1389 (Target_arm::Scan::global): Issue an error if a symbol would need a
1390 PLT does not get one because it is untyped. Remove code to create
1391 dynamic symbols for relative branches.
1392 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1393 takes unsigned integer instead of boolean.
1395 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1397 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1398 (two_file_test_LDADD): Likewise.
1399 (common_test_1_LDADD): Likewise.
1400 (exception_test_LDADD) Likewise.
1401 (weak_test_LDADD): Likewise.
1402 (many_sections_test_LDADD): Likewise.
1403 (initpri1_LDADD): Likewise.
1404 (script_test_1_LDADD): Likewise.
1405 (script_test_2_LDADD): Likewise.
1406 (justsyms_LDADD): Likewise.
1407 (binary_test_LDADD): Likewise.
1408 (large_LDADD): Likewise.
1409 * testsuite/Makefile.in: Regenerated.
1411 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1413 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1414 (Symbol_table::override_with_special): Likewise.
1415 (Symbol_table::add_from_object): Likewise.
1417 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1419 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1420 Don't set the data_offset twice.
1422 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1424 * testsuite/Makefile.in: Regenerate.
1426 2009-12-03 Doug Kwan <dougkwan@google.com>
1428 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1429 (Target_arm::do_finalize_sections): Add parameter for symbol table
1430 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1431 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1432 parameter for symbol table pointer.
1433 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1434 an additional parameter for a pointer to symbol table.
1435 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1436 parameter for a symbol table pointer.
1437 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1438 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1440 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1441 parameter for a symbol table pointer.
1443 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1445 * incremental.cc (Incremental_inputs_header)
1446 (Incremental_inputs_header_write, Incremental_inputs_entry)
1447 (Incremental_inputs_entry_write): Move ...
1448 * incremental.h (Incremental_inputs_header)
1449 (Incremental_inputs_header_write, Incremental_inputs_entry)
1450 (Incremental_inputs_entry_write): here.
1452 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1454 * incremental.cc (make_sized_incremental_binary): Set the target.
1455 Error if it is incompatible.
1456 * output.h (Output_file): Add filename method.
1458 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1460 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1461 from the get_* methods.
1463 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1465 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1466 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1467 Write 0 for the data_offset of scripts.
1469 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1471 * testsuite/Makefile.am: Add the incremental_test.sh test.
1472 * testsuite/incremental_test.sh: New.
1473 * testsuite/incremental_test_1.c: New.
1474 * testsuite/incremental_test_2.c: New.
1476 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1478 * incremental-dump.cc (main): Fix typos.
1480 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1483 * incremental-dump.cc (main): Use llu to print 64 bit values.
1485 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1486 H.J. Lu <hongjiu.lu@intel.com>
1488 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1490 (incremental_dump_LDADD): Likewise.
1491 * Makefile.in: Regenerated.
1493 2009-11-25 Doug Kwan <dougkwan@google.com>
1497 2009-11-25 Doug Kwan <dougkwan@google.com>
1499 * arm.cc (Target_arm::Target_arm): Move method definition
1500 outside of class definition. Add code to handle
1501 --target1-rel, --target1-abs and --target2= options.
1502 (Target_arm::get_reloc_reloc_type): Change method to be
1503 non-static and const.
1504 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1505 New data member declaration.
1506 (Target_arm::Scan::local, Target_arm::Scan::global,
1507 Target_arm::Relocate::relocate,
1508 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1509 Adjust call to Target_arm::get_real_reloc_type.
1510 (Target_arm::get_real_reloc_type): Use command line options
1511 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1512 * options.h (--target1-rel, --target1-abs, --target2): New
1515 2009-11-25 Doug Kwan <dougkwan@google.com>
1517 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1518 class definition. Add code to handle --target1-rel, --target1-abs
1519 and --target2= options.
1520 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1522 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1524 (Target_arm::Scan::local, Target_arm::Scan::global,
1525 Target_arm::Relocate::relocate,
1526 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1527 call to Target_arm::get_real_reloc_type.
1528 (Target_arm::get_real_reloc_type): Use command line options to
1529 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1530 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1533 2009-11-25 Doug Kwan <dougkwan@google.com>
1535 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1536 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1537 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1539 (Arm_relocate_functions::thm_call): Replace body with a call to
1540 Arm_relocate_functions::thumb_branch_common.
1541 (Arm_relocate_functions::thm_jump24,
1542 Arm_relocate_functions::thm_xpc22): New method definitions.
1543 (Arm_relocate_functions::thumb_branch_common): New method definition.
1544 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1546 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1547 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1549 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1551 * Makefile.am: Build incremental-dump
1552 * Makefile.in: Regenerate.
1553 * incremental-dump.cc: New.
1554 * incremental.cc (Incremental_inputs_header_data,
1555 Incremental_inputs_entry_data): Move to incremental.h
1556 * incremental.h: (Incremental_inputs_header_data,
1557 Incremental_inputs_entry_data): Move from incremental.cc
1559 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1561 * incremental.cc (Incremental_inputs_header,
1562 Incremental_inputs_header_write, Incremental_inputs_entry,
1563 Incremental_inputs_entry_write): Add a typedef with the data type.
1565 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1567 * incremental.cc (Incremental_inputs_header,
1568 Incremental_inputs_header_write, Incremental_inputs_entry,
1569 Incremental_inputs_entry_write): Update comment about which
1570 type has the filed descriptions.
1572 2009-11-15 Doug Kwan <dougkwan@google.com>
1574 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1575 (Arm_relocate_functions::arm_branch_common): Change method defintion
1576 in class definition to a method declaration and update list of formal
1578 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1579 Arm_relocation_functions::jump24): Adjust call to
1580 Arm_relocate_functions::arm_branch_common. Update list of formal
1582 (Arm_relocate_functions::xpc25): New method definition.
1583 (Arm_relocate_functions::arm_branch_common): Move method defintion
1584 out from class definition. Use stubs for mode-switching and extending
1586 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1587 specially. Change code to enable use of stubs in ARM branches.
1589 2009-11-10 Doug Kwan <dougkwan@google.com>
1591 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1592 in method declaration.
1593 (Target_arm::relocate_stub): New method declaration.
1594 (Target_arm::default_target): Change to return a pointer instead of
1596 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1597 Target_arm::default_target.
1598 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1600 (Target_arm::relocate_section): Adjust view.
1601 (Target_arm::relocate_stub): New method definition.
1603 2009-11-10 Doug Kwan <dougkwan@google.com>
1605 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1607 * incremental.cc (open_incremental_binary): Initialized local
1608 variables to avoid warnings.
1609 * object.cc (make_elf_object): Ditto.
1610 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1613 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1616 * testsuite/plugin_test.c: Include "config.h".
1618 2009-11-09 Doug Kwan <dougkwan@google.com>
1620 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1621 (arm_symbol_value): Remove.
1622 (Arm_relocate_functions::arm_branch_common,
1623 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1624 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1625 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1626 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1627 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1628 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1629 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1630 Arm_relocate_functions::thm_mobw_abs_nc,
1631 Arm_relocate_functions::thm_mov_abs,
1632 Arm_relocate_functions::movw_prel_nc,
1633 Arm_relocate_functions::thm_movt_abs,
1634 Arm_relocate_functions::movt_prel,
1635 Arm_relocate_functions::thm_movw_prel_nc,
1636 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1637 (Target_arm::Relocate::relocate): Only decompose address into two
1638 parts if relocation type uses the thumb-bit and pass the actual
1639 bit instead of a flag indicating that the thumb-bit is used. Adjust
1640 calls to methods in Arm_relocate_functions for this change.
1642 2009-11-08 Ian Lance Taylor <iant@google.com>
1645 * reloc.cc: Instantiate
1646 Sized_relobj::initialize_input_to_output_maps and
1647 Sized_relobj:free_input_to_output_maps.
1649 2009-11-06 Ian Lance Taylor <iant@google.com>
1652 * defstd.cc (in_segment): Set only_if_ref true for "end".
1654 2009-11-06 Doug Kwan <dougkwan@google.com>
1656 * arm.cc (class Reloc_stub): Correct a comment.
1657 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1658 (Target_arm::scan_section_for_stubs): New method declaration.
1659 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1660 Change methods from private to protected.
1661 (Target_arm::do_may_relax): New method definition.
1662 (Target_arm::do_relax, Target_arm::group_sections,
1663 Target_arm::scan_reloc_for_stub,
1664 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1665 (Target_arm::arm_input_section_map_): New data member declaration.
1666 (Target_arm::scan_reloc_for_stub,
1667 Target_arm::scan_reloc_section_for_stubs,
1668 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1669 Target_arm::do_relax): New method definitions.
1671 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1673 * configure.ac: Check for (struct stat)::st_mtim
1674 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1675 * config.in: Regenerate.
1676 * configure: Regenerate.
1678 2009-11-05 Ian Lance Taylor <iant@google.com>
1681 * output.cc (Output_segment::add_output_section): Add missing
1684 2009-11-04 Ian Lance Taylor <iant@google.com>
1687 * object.h (class Object): Add is_needed and set_is_needed
1688 methods. Add is_needed_ field. Make bool fields into bitfields.
1689 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1690 defined in a dynamic object and referenced by a regular object,
1691 set is_needed for the dynamic object.
1692 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1693 if the file is marked with as_needed and it is not needed.
1695 2009-11-04 Ian Lance Taylor <iant@google.com>
1698 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1699 tags if data is discarded by linker script.
1700 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1701 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1702 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1703 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1705 2009-11-04 Ian Lance Taylor <iant@google.com>
1707 * layout.cc (Layout::get_output_section): Add is_interp and
1708 is_dynamic_linker_section parameters. Change all callers.
1709 (Layout::choose_output_section): Likewise.
1710 (Layout::make_output_section): Likewise.
1711 (Layout::add_output_section_data): Add is_dynamic_linker_section
1712 parameter. Change all callers.
1713 * layout.h (class Layout): Update declarations.
1714 * output.h (class Output_section): Add is_interp, set_is_interp,
1715 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1716 Add is_interp_, is_dynamic_linker_section_ fields. Change
1717 generate_code_fills_at_write_ to a bitfield.
1718 * output.cc (Output_section::Output_sections): Initialize new
1720 (Output_segment::add_output_section): Add do_sort parameter.
1723 2009-11-03 Ian Lance Taylor <iant@google.com>
1726 * options.h (class General_options): Add --warn-common.
1727 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1728 merging two common symbols.
1729 (Symbol_table::should_override): Handle --warn-common when merging
1730 a common symbol with a defined symbol. Use report_resolve_problem
1731 for multiple definitions.
1732 (Symbol_table::report_resolve_problem): New function.
1733 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1735 2009-11-03 Doug Kwan <dougkwan@google.com>
1737 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1739 (Target_arm::stub_factory): New method definition.
1740 (Target_arm::new_arm_input_section,
1741 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1742 Target_arm::reloc_uses_thumb_bit): New method declarations.
1743 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1744 New type definitions.
1745 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1746 member declarations.
1747 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1748 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1749 New method definitions.
1751 2009-11-03 Ian Lance Taylor <iant@google.com>
1753 * options.h (class General_options): Add --warn_constructors.
1755 2009-11-03 Ian Lance Taylor <iant@google.com>
1758 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1759 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1761 2009-11-03 Ian Lance Taylor <iant@google.com>
1764 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1765 --msgid-bugs-address.
1766 (install-pdf): New target.
1767 (install-data_yes): Look up one directory to find mkinstalldirs.
1769 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1771 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1774 2009-10-30 Doug Kwan <dougkwan@google.com>
1776 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1778 2009-10-30 Doug Kwan <dougkwan@google.com>
1780 * arm.cc (Stub_addend_reader): New struct template definition
1781 and partial specializations.
1782 (Stub_addend_reader::operator()): New method definition for a
1783 partially specialized template.
1785 2009-10-30 Doug Kwan <dougkwan@google.com>
1787 * arm.cc (Arm_relobj::processor_specific_flags): New method
1789 (Arm_relobj::do_read_symbols): New method declaration.
1790 (Arm_relobj::processor_specific_flags_): New data member declaration.
1791 (Arm_dynobj): New class definition.
1792 (Target_arm::do_finalize_sections): Add input_objects parameter.
1793 (Target_arm::do_adjust_elf_header): New method declaration.
1794 (Target_arm::are_eabi_versions_compatible,
1795 (Target_arm::merge_processor_specific_flags): New method declaration.
1796 (Target_arm::do_make_elf_object): New overloaded method definitions
1798 (Arm_relobj::do_read_symbols): New method definition.
1799 (Arm_dynobj::do_read_symbols): Ditto.
1800 (Target_arm::do_finalize_sections): Add input_objects parameters.
1801 Merge processor-specific flags from all input objects.
1802 (Target_arm::are_eabi_versions_compatible,
1803 Target_arm::merge_processor_specific_flags,
1804 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1805 New method definitions.
1806 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1807 Input_objects pointer type parameter.
1808 * layout.cc (Layout::finalize): Pass input objects to target's.
1809 finalize_sections function.
1810 * output.cc (Output_file_header::do_sized_write): Set ELF file
1811 header's processor-specific flags.
1812 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1813 Input_objects pointer type parameter.
1814 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1815 * target.h (Input_objects): New forward class declaration.
1816 (Target::processor_specific_flags,
1817 Target::are_processor_specific_flags_sect): New method definitions.
1818 (Target::finalize_sections): Add input_objects parameter.
1819 (Target::Target): Initialize processor_specific_flags_ and
1820 are_processor_specific_flags_set_.
1821 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1823 (Target::set_processor_specific_flags): New method definition.
1824 (Target::processor_specific_flags_,
1825 Target::are_processor_specific_flags_set_): New data member
1827 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1828 Input_objects pointer type parameter.
1830 2009-10-30 Doug Kwan <dougkwan@google.com>
1832 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1834 2009-10-28 Ian Lance Taylor <iant@google.com>
1836 * object.h (class Relobj): Drop options parameter from
1837 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1838 do_scan_relocs, do_relocate. Change all callers.
1839 (class Sized_relobj): Drop options parameters from
1840 do_gc_process_relocs, do_scan_relocs, do_relocate,
1841 do_relocate_sections, relocate_sections, emit_relocs_scan,
1842 emit_relocs_scan_reltype. Change all callers.
1843 (struct Relocate_info): Remove options field and all references to
1845 * reloc.h (class Read_relocs): Remove options constructor
1846 parameter and options_ field. Change all callers.
1847 (class Gc_process_relocs, class Scan_relocs): Likewise.
1848 (class Relocate_task): Likewise.
1849 * target-reloc.h (scan_relocs): Remove options parameter. Change
1851 (scan_relocatable_relocs): Likewise.
1852 * target.h (class Sized_target): Remove options parameter from
1853 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1855 * gc.h (gc_process_relocs): Remove options parameter. Change all
1857 * arm.cc: Update functions to remove options parameters.
1858 * i386.cc: Likewise.
1859 * powerpc.cc: Likewise.
1860 * sparc.cc: Likewise.
1861 * x86_64.cc: Likewise.
1862 * testsuite/testfile.cc: Likewise.
1864 2009-10-28 Doug Kwan <dougkwan@google.com>
1866 * arm.cc (Arm_relobj): New class definition.
1867 (Arm_relobj::scan_sections_for_stubs,
1868 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1869 New method definitions.
1871 2009-10-28 Cary Coutant <ccoutant@google.com>
1873 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1874 (Plugin::cleanup_done_): New member.
1875 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1876 (Plugin_manager::cleanup_done_): Remove.
1877 (Plugin_manager::add_input_file): Edit error message.
1878 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1879 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1881 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1883 * fileread.cc: (File_read::View::~View): Use the new
1884 data_ownership_ filed.
1885 (File_read::~File_read): Dispose the new whole_file_view_.
1886 (File_read::open): Mmap the whole file if needed.
1887 (File_read::open): Use whole_file_view_ instead of contents_.
1888 (File_read::find_view): Use whole_file_view_ if applicable.
1889 (File_read::do_read): Use whole_file_view_ instead of contents_.
1890 (File_read::make_view): Use whole_file_view_ instead of contents_,
1891 update File_read::View::View call.
1892 (File_read::find_or_make_view): Update File_read::View::View
1894 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1896 (File_read::View::Data_ownership): New enum.
1897 (File_read::View::View): Replace bool mapped_ with Data_ownership
1899 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1900 (File_read::View::data_ownership_): New field.
1901 (File_read::contents_): Remove (replaced by whole_file_view_).
1902 (File_read::whole_file_view_): New field.
1903 * options.h (class General_options): Add --keep-files-mapped.
1905 2009-10-27 Cary Coutant <ccoutant@google.com>
1907 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1908 * testsuite/Makefile.am (plugin_test_5): New test case.
1909 * testsuite/Makefile.in: Regenerate.
1911 2009-10-25 Doug Kwan <dougkwan@google.com>
1913 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1914 from private to protected to allow access by child class.
1915 (Sized_relobj::do_relocate_sections): New method declaration.
1916 (Sized_relobj::relocate_sections): Virtualize.
1917 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1918 Sized_relobj::relocate_sections. Instantiate template explicitly
1919 for different target sizes and endianity.
1921 2009-10-24 Doug Kwan <dougkwan@google.com>
1923 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1924 (Arm_input_section::as_arm_input_section): New method.
1925 (Arm_output_section): New class definition.
1926 (Arm_output_section::create_stub_group,
1927 Arm_output_section::group_sections): New method definitions.
1929 2009-10-22 Doug Kwan <dougkwan@google.com>
1931 * arm.cc (Arm_input_section): New class definition.
1932 (Arm_input_section::init, Arm_input_section:do_write,
1933 Arm_input_section::set_final_data_size,
1934 Arm_input_section::do_reset_address_and_file_offset): New method
1937 2009-10-21 Doug Kwan <dougkwan@google.com>
1939 * arm.cc (Stub_table, Arm_input_section): New forward class
1941 (Stub_table): New class defintion.
1942 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1943 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1944 New method definition.
1946 2009-10-21 Doug Kwan <dougkwan@google.com>
1948 * arm.cc: Update copyright comments.
1949 (Target_arm): New forward class template declaration.
1950 (Arm_address): New type.
1951 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1952 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1953 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1955 (Insn_template): Same.
1956 (DEF_STUBS): New macro.
1957 (Stub_type): New enum type.
1958 (Stub_template): New class definition.
1961 (Stub_factory): Same.
1962 (Target_arm::Target_arm): Initialize may_use_blx_ and
1963 should_force_pic_veneer_.
1964 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1965 Target_arm::should_force_pic_veneer,
1966 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1967 Target_arm::using_thumb_only, Target_arm:;default_target): New
1969 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1970 New data member declarations.
1971 (Insn_template::size, Insn_template::alignment): New method defintions.
1972 (Stub_template::Stub_template): New method definition.
1973 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1974 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1975 (Stub_factory::Stub_factory): New method definition.
1976 * gold.h (string_hash): New template.
1977 * output.h (Input_section_specifier::hash_value): Use
1979 (Input_section_specifier::string_hash): Remove.
1980 * stringpool.cc (Stringpool_template::string_hash): Use
1983 2009-10-20 Doug Kwan <dougkwan@google.com>
1985 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1986 symbols of relaxed input sections.
1987 * output.h (Output_section::find_relaxed_input_section): Make
1990 2009-10-16 Doug Kwan <dougkwan@google.com>
1992 * dynobj.cc (Versions::Versions): Initialize version_script_.
1993 Only insert base version symbol definition for a shared object
1994 if version script defines any version versions.
1995 (Versions::define_base_version): New method definition.
1996 (Versions::add_def): Check that base version is not needed.
1997 (Versions::add_need): Define base version lazily.
1998 * dynobj.h (Versions::define_base_version): New method declaration.
1999 (Versions::needs_base_version_): New data member declaration.
2000 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2001 (check_DATA): Add no_version_test.stdout.
2002 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2004 * testsuite/Makefile.in: Regenerate.
2005 * testsuite/no_version_test.c: New file.
2006 * testsuite/no_version_test.sh: Ditto.
2008 2009-10-16 Doug Kwan <dougkwan@google.com>
2010 * expression.cc (class Segment_start_expression): New class definition.
2011 (Segment_start_expression::value): New method definition.
2012 (script_exp_function_segment_start): Return a new
2013 Segment_start_expression.
2014 * gold/script-c.h (script_saw_segment_start_expression): New function
2016 * script-sections.cc (Script_sections::Script_sections): Initialize
2017 SAW_SEGMENT_START_EXPRESSION_ to false.
2018 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2019 and -Tbbs options to specify section addresses if given in
2020 command line and no SEGMENT_START expression is seen in a script.
2021 * script-sections.h (Script_sections::saw_segment_start_expression,
2022 Script_sections::set_saw_segment_start_expression): New method
2024 (Script_sections::saw_segment_start_expression_): New data member
2026 * script.cc (script_saw_segment_start_expression): New function.
2027 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2028 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2029 script_test_7.sh and script_test_8.sh.
2030 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2031 script_test_8.stdout.
2032 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2033 (script_test_6, script_test_6.stdout, script_test_7,
2034 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2035 * Makefile.in: Regenerate.
2036 * testsuite/script_test_6.sh: New file.
2037 * testsuite/script_test_6.t: Same.
2038 * testsuite/script_test_7.sh: Same.
2039 * testsuite/script_test_7.t: Same.
2040 * testsuite/script_test_8.sh: Same.
2042 2009-10-16 Doug Kwan <dougkwan@google.com>
2044 * output.cc (Output_segment::set_section_list_address): Cast
2045 expressions to unsigned long long type to avoid format warnings.
2047 2009-10-15 Ian Lance Taylor <iant@google.com>
2049 * script.cc (Script_options::add_symbol_assignment): Always add a
2050 dot assignment to script_sections_.
2051 * script-sections.cc (Script_sections::add_dot_assignment):
2052 Initialize if necessary.
2054 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2055 program headers with no load segment if there is a linker script.
2057 * layout.cc (Layout::set_segment_offsets): Align the file offset
2058 to the segment aligment for -N or -n with no load segment.
2059 * output.cc (Output_segment::add_output_section): Don't crash if
2060 the first section is a TLS section.
2061 (Output_segment::set_section_list_addresses): Print an error
2062 message if the address moves backward in a linker script.
2063 * script-sections.cc
2064 (Output_section_element_input::set_section_addresses): Don't
2065 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2066 (Orphan_output_section::set_section_addresses): Likewise.
2068 2009-10-15 Doug Kwan <dougkwan@google.com>
2070 * layout.cc (Layout::finish_dynamic_section): Generate tags
2071 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2072 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2073 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2075 2009-10-14 Ian Lance Taylor <iant@google.com>
2077 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2079 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2080 data_shdr fields of relinfo.
2081 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2082 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2083 R_386_TLS_LDO_32, adjust based on section flags.
2084 (Target_i386::Relocate::fix_up_ldo): Remove.
2086 2009-10-13 Ian Lance Taylor <iant@google.com>
2088 Add support for -pie.
2089 * options.h (class General_options): Add -pie and
2091 (General_options::output_is_position_independent): Test -pie.
2092 (General_options::output_is_executable): Return true if not shared
2093 and not relocatable.
2094 (General_options::output_is_pie): Remove.
2095 * options.cc (General_options::finalize): Reject incompatible uses
2097 * gold.cc (queue_middle_tasks): A -pie link is not static.
2098 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2099 * symtab.cc (Symbol::final_value_is_known): Return false if
2100 output_is_position_independent.
2101 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2102 output_is_position_independent.
2103 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2104 output_is_position_independent.
2105 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2106 output_is_position_independent.
2107 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2109 (basic_pie_test.o, basic_pie_test): New targets.
2110 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2111 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2112 (two_file_pie_test): New target.
2113 * testsuite/Makefile.in: Rebuild.
2114 * README: Remove note saying that -pie is not supported.
2116 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2118 * options.h (class General_options): Add -init and -fini.
2119 * layout.cc (Layout::finish_dynamic_section): Emit
2120 given init and fini functions.
2122 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2124 * gc.h (gc_process_relocs): Check if icf is enabled using new
2126 * gold.cc (queue_initial_tasks): Likewise.
2127 (queue_middle_tasks): Likewise.
2128 * object.cc (do_layout): Likewise.
2129 * symtab.cc (is_section_folded): Likewise.
2130 * main.cc (main): Likewise.
2131 * reloc.cc (Read_relocs::run): Likewise.
2132 (Sized_relobj::do_scan_relocs): Likewise.
2133 * icf.cc (is_function_ctor_or_dtor): New function.
2134 (Icf::find_identical_sections): Check if function is ctor or dtor when
2136 * options.h (General_options::icf): Change option to be an enum.
2137 (Icf_status): New enum.
2138 (icf_enabled): New method.
2139 (icf_safe_folding): New method.
2140 (set_icf_status): New method.
2141 (icf_status_): New variable.
2142 * (options.cc) (General_options::finalize): Set icf_status_.
2143 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2144 icf_test and icf_keep_unique_test to use the --icf enum flag.
2145 * testsuite/icf_safe_test.sh: New file.
2146 * testsuite/icf_safe_test.cc: New file.
2148 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2150 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2151 includes to gc.h and icf.h.
2152 * arm.cc: Include gc.h.
2153 * gold.cc: Likewise.
2154 * i386.cc: Likewise.
2155 * powerpc.cc: Likewise.
2156 * sparc.cc: Likewise.
2157 * x86_64.cc: Likewise.
2158 * gc.h: Include icf.h.
2160 2009-10-11 Ian Lance Taylor <iant@google.com>
2162 * plugin.cc: Include "gold.h" before other header files.
2164 2009-10-10 Chris Demetriou <cgd@google.com>
2166 * options.h (Input_file_argument::Input_file_type): New enum.
2167 (Input_file_argument::is_lib_): Replace with...
2168 (Input_file_argument::type_): New member.
2169 (Input_file_argument::Input_file_argument): Take Input_file_type
2170 'type' rather than boolean 'is_lib' as second argument.
2171 (Input_file_argument::is_lib): Use type_.
2172 (Input_file_argument::is_searched_file): New function.
2173 (Input_file_argument::may_need_search): Handle is_searched_file.
2174 * options.cc (General_options::parse_library): Support -l:filename.
2175 (General_options::parse_just_symbols): Update for Input_file_argument
2177 (Command_line::process): Likewise.
2178 * archive.cc (Archive::get_file_and_offset): Likewise.
2179 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2180 * script.cc (read_script_file, script_add_file): Likewise.
2181 * fileread.cc (Input_file::Input_file): Likewise.
2182 (Input_file::will_search_for): Handle is_searched_file.
2183 (Input_file::open): Likewise.
2184 * readsyms.cc (Read_symbols::get_name): Likewise.
2185 * testsuite/Makefile.am (searched_file_test): New test.
2186 * testsuite/Makefile.in: Regenerate.
2187 * testsuite/searched_file_test.cc: New file.
2188 * testsuite/searched_file_test_lib.cc: New file.
2190 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2191 Ian Lance Taylor <iant@google.com>
2193 * descriptor.cc: Include <cstdio> and "binary-io.h".
2194 (Descriptors::open): Open the files in binary mode always.
2195 * script.cc (Lex::get_token): Treat \r as whitespace.
2197 2009-10-09 Ian Lance Taylor <iant@google.com>
2199 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2201 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2202 Ian Lance Taylor <iant@google.com>
2204 * configure.ac: Check for readv function also.
2205 * fileread.cc (readv): Define if not HAVE_READV.
2206 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2208 * config.in: Regenerate.
2209 * configure: Regenerate.
2211 2009-10-09 Doug Kwan <dougkwan@google.com>
2213 * layout.cc (Layout::make_output_section): Call target hook to make
2214 ordinary output section.
2215 (Layout::finalize): Adjust parameter list of call the
2216 Target::may_relax().
2217 * layout.h (class Layout::section_list): New method.
2218 * merge.h (Output_merge_base::entsize): Change visibility to public.
2219 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2221 (Output_merge_string::do_is_string): New method.
2222 * object.cc (Sized_relobj::do_setup): renamed from
2223 Sized_relobj::set_up.
2224 * object.h (Sized_relobj::adjust_shndx,
2225 Sized_relobj::initializ_input_to_output_maps,
2226 Sized_relobj::free_input_to_output_maps): Change visibilities to
2228 (Sized_relobj::setup): Virtualize.
2229 (Sized_relobj::do_setup): New method declaration.
2230 (Sized_relobj::invalidate_section_offset,
2231 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2232 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2233 * options.cc (parse_int): New function.
2234 * options.h (parse_int): New declaration.
2235 (DEFINE_int): New macro.
2236 (stub_group_size): New option.
2237 * output.cc (Output_section::Output_section): Initialize memebers
2238 merge_section_map_, merge_section_by_properties_map_,
2239 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2240 (Output_section::add_input_section): Handled deferred code-fill
2241 generation and remove an old comment.
2242 (Output_section::add_relaxed_input_section): New method definition.
2243 (Output_section::add_merge_input_section): Use merge section by
2244 properties map to speed to search. Update merge section maps
2246 (Output_section::build_relaxation_map): New method definition.
2247 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2249 (Output_section::relax_input_section): Renamed to
2250 Output_section::convert_input_sections_to_relaxed_sections and change
2251 interface to take a vector of pointers to relaxed sections.
2252 (Output_section::find_merge_section,
2253 Output_section::find_relaxed_input_section): New method definitions.
2254 (Output_section::is_input_address_mapped,
2255 Output_section::output_offset, Output_section::output_address):
2256 Use output section data maps to speed up searching.
2257 (Output_section::find_starting_output_address): Add comments.
2258 (Output_section::do_write,
2259 Output_section::write_to_postprocessing_buffer): Do code-fill
2260 generation as appropriate.
2261 (Output_section::get_input_sections): Invalidate relaxed input section
2263 (Output_section::restore_states): Adjust type of checkpoint .
2264 Invalidate relaxed input section map.
2265 * output.h (Output_merge_base): New class declaration.
2266 (Input_section_specifier): New class defintion.
2267 (class Output_relaxed_input_section) Change base class to
2268 Output_section_data_build.
2269 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2270 base class initializer.
2271 (Output_section::add_relaxed_input_section): New method declaration.
2272 (Output_section::Input_section): Change visibility to protected.
2273 (Output_section::Input_section::relobj,
2274 Output_section::Input_section::shndx): Handle relaxed input sections.
2275 Output_section::input_sections) Change visibility to protected. Also
2276 define overload to return a non-const pointer.
2277 (Output_section::Merge_section_properties): New class defintion.
2278 (Output_section::Merge_section_by_properties_map,
2279 Output_section::Output_section_data_by_input_section_map,
2280 Output_section::Relaxation_map): New types.
2281 (Output_section::relax_input_section): Rename method to
2282 Output_section::convert_input_sections_to_relaxed_sections and change
2283 interface to take a vector of relaxed section pointers.
2284 (Output_section::find_merge_section,
2285 Output_section::find_relaxed_input_section,
2286 Output_section::build_relaxation_map,
2287 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2288 New method declarations.
2289 (Output_section::merge_section_map_
2290 Output_section::merge_section_by_properties_map_,
2291 Output_section::relaxed_input_section_map_,
2292 Output_section::is_relaxed_input_section_map_valid_,
2293 Output_section::generate_code_fills_at_write_): New data members.
2294 * script-sections.cc
2295 (Output_section_element_input::set_section_addresses): Call
2296 current_data_size and addralign methods of relaxed input sections.
2297 (Orphan_output_section::set_section_addresses): Call current_data_size
2298 and addralign methods of relaxed input sections.
2299 * symtab.cc (Symbol_table::compute_final_value): Extract template
2300 from the body of Symbol_table::sized_finalize_symbol.
2301 (Symbol_table::sized_finalized_symbol): Call
2302 Symbol_table::compute_final_value.
2303 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2304 (Symbol_table::compute_final_value): New templated method declaration.
2305 * target.cc (Target::do_make_output_section): New method defintion.
2306 * target.h (Target::make_output_section): New method declaration.
2307 (Target::relax): Add more parameters for input objects, symbol table
2308 and layout. Adjust call to do_relax.
2309 (Target::do_make_output_section): New method declaration.
2310 (Target::do_relax): Add parameters for input objects, symbol table
2313 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2315 * pread.c: Include stdio.h.
2317 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2319 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2322 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2324 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2325 Change read_shndx type to unsigned int.
2326 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2328 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2329 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2330 Change read_shndx type to unsigned int.
2331 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2333 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2334 * layout.cc (Layout::create_symtab_sections): Cast the result of
2335 local_symcount * symsize to off_t in the gold_assert.
2337 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2339 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2340 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2342 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2343 (Arm_relocate_functions::thm_abs5): New function.
2344 (Arm_relocate_functions::abs12): New function.
2345 (Arm_relocate_functions::abs16): New function.
2346 (Arm_relocate_functions::base_abs): New function.
2347 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2348 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2349 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2351 (Scan::global): Likewise.
2352 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2353 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2354 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2355 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2358 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2360 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2361 (Arm_relocate_functions::movt_prel): New function.
2362 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2363 (Arm_relocate_functions::thm_movt_prel): New function.
2364 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2365 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2366 (Scan::global, Relocate::relocate): Likewise.
2367 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2369 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2371 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2372 Incremental_checker.
2373 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2375 (class Incremental_inputs_header): New class.
2376 (Incremental_inputs_header_writer): Edit comment.
2377 (Incremental_inputs_entry): New class.
2378 (Incremental_inputs_entry_writer): Edit comment.
2379 (Sized_incremental_binary::do_find_incremental_inputs_section):
2380 Add *strtab_shndx parameter, fill it.
2381 (Sized_incremental_binary::do_check_inputs): New method.
2382 (Incremental_checker::can_incrementally_link_output_file): Use
2383 Sized_incremental_binary::check_inputs.
2384 (Incremental_inputs::report_command_line): Save command line in
2387 (Incremental_binary::find_incremental_inputs_section): New
2389 (Incremental_binary::do_find_incremental_inputs_section): Add
2390 strtab_shndx parameter.
2391 (Incremental_binary::do_check_inputs): New pure virtual method.
2392 (Sized_incremental_binary::do_check_inputs): Declare.
2393 (Incremental_checker::Incremental_checker): Add incremental_inputs
2394 parameter, use it to initialize incremental_inputs_.
2395 (Incremental_checker::incremental_inputs_): New field.
2396 (Incremental_checker::command_line): New method.
2397 (Incremental_checker::inputs): New method.
2398 (Incremental_checker::command_line_): New field.
2400 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2402 * incremental.cc: Include <cstdarg> and "target-select.h".
2403 (vexplain_no_incremental): New function.
2404 (explain_no_incremental): New function.
2405 (Incremental_binary::error): New method.
2406 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2408 (make_sized_incremental_binary): New function.
2409 (open_incremental_binary): New function.
2410 (can_incrementally_link_file): Add checks if output is ELF and has
2412 * incremental.h: Include "elfcpp_file.h" and "output.h".
2413 (Incremental_binary): New class.
2414 (Sized_incremental_binary): New class.
2415 (open_incremental_binary): Declare.
2416 * object.cc (is_elf_object): Use
2417 elfcpp::Elf_recognizer::is_elf_file.
2418 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2419 * output.h (Output_file::filesize): New method.
2421 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2423 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2425 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2426 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2428 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2430 (Arm_relocate_functions::movw_abs_nc): New function.
2431 (Arm_relocate_functions::movt_abs): New function.
2432 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2433 (Arm_relocate_functions::thm_movt_abs): New function.
2434 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2435 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2436 (Scan::global): Likewise.
2437 (Relocate::relocate): Likewise.
2438 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2440 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2442 * arm.cc (Arm_relocate_functions::got_prel) New function.
2443 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2444 (Relocate::relocate): Likewise.
2445 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2447 2009-10-06 Ian Lance Taylor <iant@google.com>
2449 * options.h (class General_options): Define
2450 split_stack_adjust_size parameter.
2451 * object.h (class Object): Add uses_split_stack_ and
2452 has_no_split_stack_ fields. Add uses_split_stack and
2453 has_no_split_stack accessor functions. Declare
2454 handle_split_stack_section.
2455 (class Reloc_symbol_changes): Define.
2456 (class Sized_relobj): Define Function_offsets. Declare
2457 split_stack_adjust, split_stack_adjust_reltype, and
2459 * object.cc (Object::handle_split_stack_section): New function.
2460 (Sized_relobj::do_layout): Call handle_split_stack_section.
2461 * dynobj.cc (Sized_dynobj::do_layout): Call
2462 handle_split_stack_section.
2463 * reloc.cc (Sized_relobj::relocate_sections): Call
2464 split_stack_adjust for executable sections in split_stack
2465 objects. Pass reloc_map to relocate_section.
2466 (Sized_relobj::split_stack_adjust): New function.
2467 (Sized_relobj::split_stack_adjust_reltype): New function.
2468 (Sized_relobj::find_functions): New function.
2469 * target-reloc.h: Include "object.h".
2470 (relocate_section): Add reloc_symbol_changes parameter. Change
2472 * target.h (class Target): Add calls_non_split method. Declare
2473 do_calls_non_split virtual method. Declare match_view and
2475 * target.cc: Include "elfcpp.h".
2476 (Target::do_calls_non_split): New function.
2477 (Target::match_view): New function.
2478 (Target::set_view_to_nop): New function.
2479 * gold.cc (queue_middle_tasks): Give an error if mixing
2480 split-stack and non-split-stack objects with -r.
2481 * i386.cc (Target_i386::relocate_section): Add
2482 reloc_symbol_changes parameter.
2483 (Target_i386::do_calls_non_split): New function.
2484 * x86_64.cc (Target_x86_64::relocate_section): Add
2485 reloc_symbol_changes parameter.
2486 (Target_x86_64::do_calls_non_split): New function.
2487 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2489 * powerpc.cc (Target_powerpc::relocate_section): Add
2490 reloc_symbol_changes parameter.
2491 * sparc.cc (Target_sparc::relocate_section): Add
2492 reloc_symbol_changes parameter.
2493 * configure.ac: Call AM_CONDITIONAL for the default target.
2494 * configure: Rebuild.
2495 * testsuite/Makefile.am (TEST_AS): New variable.
2496 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2497 (check_DATA): Add split_i386 and split_x86_64 files.
2498 (SPLIT_DEFSYMS): Define.
2499 (split_i386_[1234n].o): New targets.
2500 (split_i386_[124]): New targets.
2501 (split_i386_[1234r].stdout): New targets.
2502 (split_x86_64_[1234n].o): New targets.
2503 (split_x86_64_[124]): New targets.
2504 (split_x86_64_[1234r].stdout): New targets.
2505 (MOSTLYCLEANFILES): Add new executables.
2506 * testsuite/split_i386.sh: New file.
2507 * testsuite/split_x86_64.sh: New file.
2508 * testsuite/split_i386_1.s: New file.
2509 * testsuite/split_i386_2.s: New file.
2510 * testsuite/split_i386_3.s: New file.
2511 * testsuite/split_i386_4.s: New file.
2512 * testsuite/split_i386_n.s: New file.
2513 * testsuite/split_x86_64_1.s: New file.
2514 * testsuite/split_x86_64_2.s: New file.
2515 * testsuite/split_x86_64_3.s: New file.
2516 * testsuite/split_x86_64_4.s: New file.
2517 * testsuite/split_x86_64_n.s: New file.
2518 * testsuite/testfile.cc (Target_test): Update relocation_section
2520 * testsuite/Makefile.in: Rebuild.
2522 2009-10-06 Ian Lance Taylor <iant@google.com>
2524 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2525 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2526 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2527 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2528 the address on ldo_addrs_.
2529 (Target_i386::Relocate::fix_up_ldo): New function.
2531 2009-10-06 Rafael Espindola <espindola@google.com>
2533 * plugin.cc (add_input_library): New.
2534 (Plugin::load): Add add_input_library to tv.
2535 (Plugin_manager::add_input_file): Add the is_lib argument.
2536 (add_input_file): Update call to Plugin_manager::add_input_file.
2537 (add_input_library): New.
2538 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2540 2009-09-30 Doug Kwan <dougkwan@google.com>
2542 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2543 symbol and call Symbol::may_need_copy_reloc to determine if
2544 a copy reloc is needed.
2545 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2546 nocopyreloc is given in command line.
2547 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2548 given in command line.
2549 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2550 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2551 of the removed Target_i386::may_need_copy_reloc.
2552 * options.h (copyreloc): New option with default value false.
2553 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2554 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2555 instead of the removed Target_powerpc::may_need_copy_reloc.
2556 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2557 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2558 instead of the removed Target_sparc::may_need_copy_reloc.
2559 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2560 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2561 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2562 instead of the removed Target_x86_64::may_need_copy_reloc.
2564 2009-09-30 Ian Lance Taylor <iant@google.com>
2566 * object.h (class Object): Remove target_ field, and target,
2567 sized_target, and set_target methods.
2568 (Object::sized_target): Remove.
2569 (class Sized_relobj): Update declarations. Remove sized_target.
2570 * object.cc (Sized_relobj::setup): Remove target parameter.
2572 (Input_objects::add_object): Don't do anything with the target.
2573 (make_elf_sized_object): Add punconfigured parameter. Change all
2574 callers. Set or test parameter target.
2575 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2577 * parameters.cc (Parameters::set_target): Change parameter type to
2579 (Parameters::default_target): Remove.
2580 (set_parameters_target): Change parameter type to be non-const.
2581 (parameters_force_valid_target): New function.
2582 (parameters_clear_target): New function.
2583 * parameters.h (class Parameters): Update declarations. Remove
2584 default_target method. Add sized_target and clear_target
2585 methods. Change target_ to be non-const.
2586 (set_parameters_target): Update declaration.
2587 (parameters_force_valid_target): Declare.
2588 (parameters_clear_target): Declare.
2589 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2590 as NULL if we aren't searching.
2591 (Add_symbols::run): Don't check for compatible target.
2592 * fileread.cc (Input_file::open_binary): Call
2593 parameters_force_valid_target.
2594 * gold.cc (queue_middle_tasks): Likewise.
2595 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2596 set_target on object.
2597 * dynobj.h (class Sized_dynobj): Update declarations.
2598 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2599 make_elf_object returns NULL.
2600 (Archive::include_member): Don't check whether object target is
2602 * output.cc (Output_section::add_input_section): Get target from
2604 (Output_section::relax_input_section): Likewise.
2605 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2607 (Sized_relobj::do_scan_relocs): Likewise.
2608 (Sized_relobj::relocate_sections): Likewise.
2609 * resolve.cc (Symbol_table::resolve): Likewise.
2610 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2611 parameter. Change all callers.
2612 (Symbol_table::add_from_object): Get target from parameters.
2613 (Symbol_table::add_from_relobj): Don't check object target.
2614 (Symbol_table::add_from_dynobj): Likewise.
2615 (Symbol_table::define_special_symbol): Get target from
2617 * symtab.h (class Symbol_table): Update declaration.
2618 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2619 parameter. Change all callers. Clear parameter target.
2620 (Binary_test): Test target here.
2621 * testsuite/object_unittest.cc (gold_testsuite): Remove
2622 target_test_pointer parameter. Change all callers.
2623 (Object_test): Test target here.
2625 2009-09-26 Ian Lance Taylor <iant@google.com>
2627 * testsuite/initpri1.c: Don't try to use constructor priorities if
2628 compiling with gcc before 4.3.
2630 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2632 * testsuite/retain_symbols_file_test.sh (check_present): Change
2633 output file name to retain_symbols_file_test.stdout.
2634 (check_absent): Likewise.
2636 2009-09-18 Craig Silverstein <csilvers@google.com>
2638 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2639 * options.cc: Include <cerrno> and <fstream>.
2640 (General_options::finalize): Parse -retain-symbols-file tag.
2641 * options.h: New flag.
2642 (General_options): New method should_retain_symbol, new
2643 variable symbols_to_retain.
2644 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2645 should_retain_symbol map.
2646 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2647 * testsuite/Makefile.in: Regenerate.
2648 * testsuite/retain_symbols_file_test.sh: New file.
2650 2009-09-18 Nick Clifton <nickc@redhat.com>
2652 * po/es.po: Updated Spanish translation.
2654 2009-09-17 Doug Kwan <dougkwan@google.com>
2656 * debug.h (DEBUG_RELAXATION): New constant.
2657 (DEBUG_ALL): Add DEBUG_RELAXATION.
2658 (debug_string_to_enum): Add relaxation debug option.
2660 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2661 Layout::Relaxation_debug_check::read_sections,
2662 Layout::Relaxation_debug_check::read_sections): New method definitions.
2663 (Layout::Layout): Initialize data members
2664 record_output_section_data_from_scrips_,
2665 script_output_section_data_list_ and relaxation_debug_check_.
2666 (Layout::save_segments, Layout::restore_segments,
2667 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2668 Layout::relaxation_loop_body): New method definitions.
2669 (Layout::finalize): Support relaxation. Move section layout code to
2670 Layout::relaxation_loop_body.
2671 (Layout::set_asection_address_from_script): Move code for orphan
2672 section placement out.
2673 (Layout::place_orphan_sections_in_script): New method definition.
2674 * layout.h (Output_segment_headers, Output_file_header):
2675 New forward class declarations.
2676 (Layout::~Layout): Define.
2677 (Layout::new_output_section_data_from_script): New method definition.
2678 (Layout::place_orphan_sections_in_script): New method declaration.
2679 (Layout::Segment_states): New type declaration.
2680 (Layout::save_segments, Layout::restore_segments,
2681 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2682 Layout::relaxation_loop_body): New method declarations.
2683 (Layout::Output_section_data_list): New type declaration.
2684 (Layout::Relaxation_debug_check): New class definition.
2685 (Layout::record_output_section_data_from_script_,
2686 Layout::script_output_section_data_list_, Layout::segment_states_,
2687 Layout::relaxation_debug_check_): New data members.
2688 * output.cc: (Output_section_headers::do_size): New method definition.
2689 (Output_section_headers::Output_section_headers): Move size
2690 computation to Output_section_headers::do_size.
2691 (Output_segment_headers::do_size): New method definition.
2692 (Output_file_header::Output_file_header): Move size computation to
2693 Output_file_header::do_size and call it.
2694 (Output_file_header::do_size): New method definition.
2695 (Output_data_group::Output_data_group): Adjust call to
2696 Output_section_data.
2697 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2698 (Output_symtab_xindex::do_write): Add array bound check.
2699 (Output_section::Input_section::print_to_mapfile): Handle
2700 RELAXED_INPUT_SECTION_CODE.
2701 (Output_section::Output_section): Initialize data member checkpoint_.
2702 (Output_section::~Output_section): Delete checkpoint object pointed
2704 (Output_section::add_input_section): Always add an Input_section if
2706 (Output_section::add_merge_input_section): Add assert.
2707 (Output_section::relax_input_section): New method definition.
2708 (Output_section::set_final_data_size): Set load address to zero for
2709 an unallocated section.
2710 (Output_section::do_address_and_file_offset_have_reset_values):
2711 New method definition.
2712 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2713 Handle relaxed input section.
2714 (Output_section::sort_attached_input_sections): Checkpoint input
2715 section list lazily.
2716 (Output_section::get_input_sections): Change type of input_sections to
2717 list of Simple_input_section pointers. Checkpoint input section list
2718 lazily. Also handle relaxed input sections.
2719 (Output_section::add_input_section_for_script): Take a reference to
2720 a Simple_input_section object instead of Relobj pointer and section
2721 index as parameter. Handle relaxed input sections.
2722 (Output_section::save_states, Output_section::restore_states): New
2724 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2725 (Output_data::is_data_size_fixed): New method definition.
2726 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2728 (Output_data::address_and_file_offset_have_reset_values): New method
2730 (Output_data::do_address_and_file_offset_have_reset_values): New method
2732 (Output_data::set_data_size): Check that data size is not fixed.
2733 (Output_data::fix_data_size): New method definition.
2734 (Output_data::is_data_size_fixed_): New data member.
2735 (Output_section_headers::set_final_data_size): New method definition.
2736 (Output_section_headers::do_size): New method declaration.
2737 (Output_segment_headers::set_final_data_size): New method definition.
2738 (Output_segment_headers::do_size): New method declaration.
2739 (Output_file_header::set_final_data_size)::New method definition.
2740 (Output_file_header::do_size)::New method declaration.
2741 (Output_section_data::Output_section_data): Add new parameter
2742 is_data_size_fixed and use it to fix data size.
2743 (Output_data_const::Output_data_const): Adjust call to base class
2744 constructor and fix data size.
2745 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2746 base class constructor and fix data size.
2747 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2748 base class constructor and fix data size.
2749 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2750 class constructor and fix data size.
2751 (Output_data_group::set_final_data_size): New method definition.
2752 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2753 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2754 class constructor and fix data size.
2755 (Output_relaxed_input_section): New class definition.
2756 (Output_section::Simple_input_section): New class definition.
2757 (Output_section::get_input_sections): Adjust parameter list.
2758 (Output_section::add_input_section_for_script): Same.
2759 (Output_section::save_states, Output_section::restore_states,
2760 Output_section::do_address_and_file_offset_have_reset_values,
2761 (Output_section::Input_section::Input_section): Handle
2762 RELAXED_INPUT_SECTION_CODE. Add new overload for
2763 Output_relaxed_input_section.
2764 (Output_section::Input_section::is_input_section,
2765 Output_section::Input_section::set_output_section): Handle relaxed
2767 (Output_section::Input_section::is_relaxed_input_section,
2768 Output_section::Input_section::output_section_data,
2769 Output_section::Input_section::relaxed_input_section): New method
2771 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2773 (Output_section::Input_section::u1_): Update comments.
2774 (Output_section::Input_section::u2_): Add new union member poris.
2775 (Output_section::Checkpoint_output_section): New classs definition.
2776 (Output_section::relax_input_section): New method declaration.
2777 (Output_section::checkpoint_): New data member.
2778 (Output_segment): Update comments.
2779 (Output_segment::Output_segment): Un-privatize copy constructor.
2780 (Output_segment::operator=): Un-privatize.
2781 * script-sections.cc (Output_section_element::Input_section_list):
2782 Change element type to Output_section::Simple_input_section.
2783 (Output_section_element_dot_assignment::set_section_addresses):
2784 Register output section data for relaxation clean up.
2785 (Output_data_exression::Output_data_expression): Adjust call to base
2786 constructor to fix data size.
2787 (Output_section_element_data::set_section_addresses): Register
2788 Output_data_expression object for relaxation clean up.
2789 (struct Input_section_info): Replace Relobj pointer and section index
2790 pair with Output_section::Simple_input_section and Convert struct to a
2792 (Input_section_sorter::operator()): Adjust access to
2793 Input_section_info data member to use accessors.
2794 (Output_section_element_input::set_section_addresses): Use layout
2795 parameter. Adjust code to use Output_section::Simple_input_section
2796 and Input_secction_info classes. Register filler for relaxation
2798 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2799 and section index pair with Output_section::Simple_input_section
2800 class. Adjust code accordingly.
2801 (Phdrs_element::release_segment): New method definition.
2802 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2804 (Script_sections::release_segments): New method definition.
2805 * gold/script-sections.h (Script_sections::release_segments): New
2807 * gold/target.h (Target::may_relax, Target::relax,
2808 Target::do_may_relax, Target::do_relax): New method definitions.
2810 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2812 * arm.cc (has_signed_unsigned_overflow): New function.
2813 (Arm_relocate_functions::abs8): New function.
2814 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2815 (Target_arm::Scan::global): Likewise.
2816 (Target_arm::relocate::relocate): Likewise.
2817 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2820 2009-09-16 Cary Coutant <ccoutant@google.com>
2822 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2823 * testsuite/Makefile.in: Regenerate.
2825 2009-09-11 Nick Clifton <nickc@redhat.com>
2827 * po/gold.pot: Updated by the Translation project.
2829 2009-09-08 Cary Coutant <ccoutant@google.com>
2831 * output.cc (Output_file::open): Add execute permission to empty file.
2832 * testsuite/Makefile.am (permission_test): New test.
2833 * testsuite/Makefile.in: Regenerate.
2835 2009-09-02 Ian Lance Taylor <iant@google.com>
2837 * output.cc (Output_file::resize): Call map_no_anonymous rather
2840 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2842 * gold.cc: Include "incremental.h".
2843 (queue_initial_tasks): Call Incremental_checker methods.
2844 * incremental.cc: Include "output.h".
2845 (Incremental_checker::can_incrementally_link_output_file): New
2847 * incremental.h (Incremental_checker): New class.
2849 * output.cc (Output_file::open_for_modification): New method.
2850 (Output_file::map_anonymous): Changed return type to bool. Record
2852 (Output_file::map_no_anonymous): New method, broken out of map.
2853 (Output_file::map): Use map_no_anonymous and map_anonymous.
2854 * output.h (class Output_file): Update declarations.
2856 2009-08-24 Cary Coutant <ccoutant@google.com>
2858 * options.h (Command_line::Pre_options): New class.
2859 (Command_line::pre_options): New member.
2860 * options.cc (gold::options::ready_to_register): New variable.
2861 (One_option::register_option): Do nothing if not registering options.
2862 Assert if same short option registered twice.
2863 (General_options::General_options): Turn off option registration when
2865 (Command_line::Pre_options::Pre_options): New constructor.
2867 2009-08-24 Cary Coutant <ccoutant@google.com>
2869 * options.h (General_options::no_keep_memory): Remove incorrect
2872 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2874 * Makefile.am (am__skiplex, am__skipyacc): New.
2875 * Makefile.in: Regenerate.
2877 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2879 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2880 (INCLUDES): ... this.
2881 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2882 (AM_CPPFLAGS): Renamed from ...
2883 (INCLUDE): ... this.
2884 * Makefile.in, testsuite/Makefile.in: Regenerate.
2886 * Makefile.in: Regenerate.
2887 * aclocal.m4: Likewise.
2888 * config.in: Likewise.
2889 * configure: Likewise.
2890 * testsuite/Makefile.in: Likewise.
2892 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2893 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2894 * Makefile.in: Regenerate.
2895 * testsuite/Makefile.in: Regenerate.
2897 2009-08-19 Cary Coutant <ccoutant@google.com>
2899 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2900 symbols in shared libraries overridden by hidden or internal symbols
2901 in the main program.
2903 2009-08-19 Chris Demetriou <cgd@google.com>
2905 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2906 checking source file names in error messages.
2908 2009-08-18 Doug Kwan <dougkwan@google.com>
2910 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2911 an elcpp::Ehdr as parameter. Adjust call to set_target.
2912 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2913 an elfcpp::Ehdr as parameter.
2914 * object.cc (Object::set_target): Remove the version that looks up
2915 a target and sets it.
2916 (Sized_relobj::setup): Take a Target object instead of
2917 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2918 (make_elf_sized_object): Find target and ask target to
2920 * object.h: (Object::set_target): Remove the version that looks up
2921 a target and sets it.
2922 (Sized_relobj::setup): Take a Target object instead of
2923 an elfcpp:Ehdr as parameter.
2924 * target.cc: Include dynobj.h.
2925 (Target::do_make_elf_object_implementation): New.
2926 (Target::do_make_elf_object): New.
2927 * target.h (Target::make_elf_object): New template declaration.
2928 (Target::do_make_elf_object): New method declarations.
2929 (Target::do_make_elf_object_implementation): New template declaration.
2931 2009-08-14 Ian Lance Taylor <iant@google.com>
2933 * gold.h (FUNCTION_NAME): Define.
2934 (gold_unreachable): Use FUNCTION_NAME.
2936 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2938 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2939 symbol in the --keep-unique list is not found.
2941 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2943 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2944 been maked as --keep-unique.
2945 (Icf::unfold_section): New function.
2946 * icf.h (Icf::unfold_section): New function.
2947 * options.h (General_options::keep_unique): New option.
2948 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2949 * testsuite/Makefile.in: Regenerate.
2950 * testsuite/icf_keep_unique_test.sh: New file.
2951 * testsuite/icf_keep_unique_test.cc: New file.
2953 2009-08-12 Cary Coutant <ccoutant@google.com>
2956 * resolve.cc (Symbol_table::resolve): Check for references from
2957 dynamic objects to hidden and internal symbols.
2958 * testsuite/Makefile.am (hidden_test.sh): New test.
2959 * testsuite/Makefile.in: Regenerate.
2960 * testsuite/hidden_test.sh: New script.
2961 * testsuite/hidden_test_1.c: New test source.
2962 * testsuite/hidden_test_main.c: New test source.
2964 2009-08-11 Doug Kwan <dougkwan@google.com>
2966 * arm.cc: Update comments.
2967 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2968 segment to locate the .ARM.exidx section if present.
2970 2009-08-09 Doug Kwan <dougkwan@google.com>
2972 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2975 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2976 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2979 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2981 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2982 valid tls_segment only for non-debug-section relocations.
2983 * testsuite/Makefile.am: Add gc_tls_test.
2984 * testsuite/Makefile.in: Regenerate.
2985 * testsuite/gc_tls_test.cc: New file.
2986 * testsuite/gc_tls_test.sh: New file.
2988 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2992 * Makefile.am (CCFILES): Add icf.cc.
2994 * Makefile.in: Regenerate.
2995 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2996 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2997 section, symbol and addend information for the relocs.
2998 * gold.cc (queue_middle_tasks): Call identical code folding.
2999 * gold.h: Add defines for multimap.
3000 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3001 to the call of finalize_local_symbols.
3002 * main.cc (main): Create object of class Icf.
3003 * object.cc (Sized_relobj::do_layout): Allow this function to be
3004 called twice during icf.
3005 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3006 to sections marked as identical by icf.
3007 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3009 (Sized_relobj::do_section_entsize): New function.
3010 * object.h (Object::section_entsize): New function.
3011 (Object::do_section_entsize): New pure virtual function.
3012 (Relobj::finalize_local_symbols): Add new parameter.
3013 (Relobj::do_section_entsize): New function.
3014 * options.h (General_options::icf): New option.
3015 (General_options::icf_iterations): New option.
3016 (General_options::print_icf_sections): New option.
3017 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3018 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3019 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3021 * symtab.cc (Symbol_table::is_section_folded): New function.
3022 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3023 to sections marked as identical by icf.
3024 * symtab.h (Symbol_table::set_icf): New function.
3025 (Symbol_table::icf): New function.
3026 (Symbol_table::is_section_folded): New function.
3027 (Symbol_table::icf_): New data member.
3028 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3029 * testsuite/Makefile.am: Add commands to build icf_test.
3030 * testsuite/Makefile.in: Regenerate.
3031 * testsuite/icf_test.sh: New file.
3032 * testsuite/icf_test.cc: New file.
3034 2009-07-24 Chris Demetriou <cgd@google.com>
3036 * layout.cc (is_compressible_debug_section): Fix incorrect
3037 comment about compressed section names.
3039 2009-07-20 Ian Lance Taylor <ian@airs.com>
3042 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3044 2009-07-16 Ian Lance Taylor <iant@google.com>
3047 * layout.h: #include <map>.
3048 (class Kept_section): Change from struct to class. Add accessors
3049 and setters. Add section size to Comdat_group mapping. Change
3050 Comdat_group to std::map. Add is_comdat_ field. Add
3051 linkonce_size field in union.
3052 (class Layout): Update declaration of find_or_add_kept_section.
3053 Don't declare find_kept_object.
3054 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3055 parameter. Add object, shndx, is_comdat, and is_group_name
3056 parameters. Change all callers. Adjust for new Kept_section.
3057 (Layout::find_kept_object): Remove.
3058 * object.cc (Sized_relobj::include_section_group): Update use of
3059 Kept_section. Rename secnum to shndx. Only record
3060 Kept_comdat_section if sections are the same size.
3061 (Sized_relobj::include_linkonce_section): Update use of
3062 Kept_section. Only record Kept_comdat_section if sections are the
3063 same size. Set size of linkonce section.
3064 (Sized_relobj::map_to_kept_section): Update call to
3065 get_kept_comdat_section.
3066 * object.h (class Sized_relobj): Rename fields in
3067 Kept_comdat_section to drop trailing underscores; change object
3068 field to Relobj*. Change Kept_comdat_section_table to store
3069 struct rather than pointer.
3070 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3071 Add kept_object and kept_shndx parameters. Change all callers.
3072 (Sized_relobj::get_kept_comdat_section): Change return type to
3073 bool. Add kept_object and kept_shndx parameters. Change all
3075 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3076 Layout::find_or_add_kept_section.
3078 2009-07-09 Ian Lance Taylor <iant@google.com>
3080 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3081 Reserve space in the hash table.
3083 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3085 * fileread.cc (File_read::get_mtime): New method.
3086 * fileread.h (Timespec): New structure.
3087 (File_read::get_mtime): New method.
3088 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3089 Renamed from timestamp_nsec.
3090 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3092 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3094 (Incremental_inputs::report_archive): Save mtime; style fix.
3095 (Incremental_inputs::report_obejct): Save mtime; style fix.
3096 (Incremental_inputs::report_script): Save mtime; style fix.
3097 (Incremental_inputs::finalize_inputs): Style fix.
3098 (Incremental_inputs::finalize): Style fix.
3099 (Incremental_inputs::create_input_section_data): Store inputs
3101 * incremental.h (Incremental_inputs::report_script): Add mtime
3103 (Incremental_inputs::Input_info::Input_info): Intialize only one
3105 (Incremental_inputs::Input_info::archive): Move to nameless
3107 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3108 (Incremental_inputs::Input_info::script): Move to nameless union.
3109 (Incremental_inputs::mtime): New field.
3110 * script.cc (read_input_script): Pass file mtime to
3112 * script.h (Script_info::inputs): Style fix.
3114 2009-07-01 Ian Lance Taylor <ian@airs.com>
3116 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3119 2009-06-24 Ian Lance Taylor <iant@google.com>
3122 * layout.cc (Layout::choose_output_section): If we find an
3123 existing section, update the flags.
3124 (Layout::create_notes): New function, broken out of
3126 (Layout::finalize): Don't create note sections.
3127 (Layout::create_note): Don't crash if linker script discards
3129 (Layout::create_gold_note): Likewise.
3130 (Layout::create_build_id): Likewise. Don't set
3131 after_input_sections on the section.
3132 (Layout::create_executable_stack_info): Remove target parameter.
3134 * layout.h (class Layout): Declare create_notes. Update
3135 declaration of create_executable_stack_info.
3136 * gold.cc (queue_middle_tasks): Call create_notes.
3137 * output.cc (Output_section::update_flags_for_input_section): Move
3138 here from output.h. If SHF_ALLOC flag is newly set, mark address
3140 * output.h (Output_data::mark_address_invalid): New function.
3141 (class Output_section): Only declare, not define,
3142 update_flags_for_input_section. Remove set_flags.
3144 2009-06-24 Ian Lance Taylor <iant@google.com>
3146 * script-sections.cc (Output_section_definition::
3147 set_section_addresses): Rename shadowing local load_address to
3150 2009-06-24 Ian Lance Taylor <iant@google.com>
3153 * reloc.cc (relocate_sections): Skip empty relocation sections.
3155 2009-06-23 Ian Lance Taylor <iant@google.com>
3158 * layout.cc (Layout::create_note): Use choose_output_section
3159 rather than make_output_section.
3161 2009-06-23 Ian Lance Taylor <iant@google.com>
3164 * options.cc (General_options::parse_V): Set printed_version_.
3165 (General_options::General_options): Initialize printed_version_.
3166 * options.h (class General_options): Add printed_version_ field.
3167 * gold.cc (queue_initial_tasks): If there are no input files,
3168 don't give a fatal error if we printed the version information.
3169 (queue_middle_tasks): If using -r with a shared object, give a
3170 fatal error rather than an ordinary error.
3172 2009-06-23 Ian Lance Taylor <iant@google.com>
3175 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3176 (Layout::make_output_section): Set have_stabstr_section_ if we see
3177 a .stab*str section.
3178 (Layout::finalize): Call link_stabs_sections.
3179 (Layout::link_stabs_sections): New file.
3180 * layout.h (class Layout): Add have_stabstr_section_ field.
3181 Declare link_stabs_sections.
3183 2009-06-23 Doug Kwan <dougkwan@google.com>
3185 * Makefile.am (libgold_a_LIBADD): New.
3186 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3187 * Makefile.in: Regenerate.
3188 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3189 * configure: Regenerate.
3190 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3191 * fileread.cc: Include sys/state.h
3192 * gold.h: Declare memmem and strndup if found missing.
3193 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3195 2009-06-23 Ian Lance Taylor <iant@google.com>
3197 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3198 * configure: Rebuild.
3200 2009-06-23 Ian Lance Taylor <iant@google.com>
3203 * object.cc (Object::section_contents): Don't try to get a view if
3204 the section has length zero.
3205 (Object::handle_gnu_warning_section): If the section is empty, use
3206 the name of the section as the warning.
3208 2009-06-23 Ian Lance Taylor <iant@google.com>
3211 * stringpool.h (class Stringpool_template): Add optimize_ field.
3212 (Stringpool_template::set_optimize): New function.
3213 * stringpool.cc (Stringpool_template::Stringpool_template):
3214 Initialize optimize_ field.
3215 (Stringpool_template::set_string_offsets): Test local optimize
3216 fild rather than parameter.
3217 * layout.cc (Layout::Layout): Call set_optimize on the section
3220 2009-06-22 Ian Lance Taylor <iant@google.com>
3223 * yyscript.y: Parse TARGET.
3224 * script.cc (script_set_target): New function.
3225 * script-c.h (script_set_target): Declare.
3226 * options.cc (General_options::string_to_object_format): Rename
3227 from string_to_object_format in anonymous namespace. Change
3229 * options.h (class General_options): Declare
3230 string_to_object_format.
3232 2009-06-22 Ian Lance Taylor <iant@google.com>
3234 * script-sections.cc (Script_sections::create_segments): Don't put
3235 program headers in a PT_LOAD segment if -n or -N.
3237 2009-06-22 Ian Lance Taylor <iant@google.com>
3240 * options.h (class General_options): Add -z lazy and -z now. Sort
3241 -z options into alphabetical order.
3242 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3244 2009-06-21 Ian Lance Taylor <iant@google.com>
3246 * layout.cc (Layout::make_output_section): Call
3247 Target::new_output_section.
3248 (Layout::attach_allocated_section_to_segment): Put large section
3249 sections in a separate load segment with the large segment flag
3251 (Layout::segment_precedes): Sort large data segments after other
3253 (align_file_offset): New static function.
3254 (Layout::set_segment_offsets): Use align_file_offset.
3255 * output.h (class Output_section): Add is_small_section_ and
3256 is_large_section_ fields.
3257 (Output_section::is_small_section): New function.
3258 (Output_section::set_is_small_section): New function.
3259 (Output_section::is_large_section): New function.
3260 (Output_section::set_is_large_section): New function.
3261 (Output_section::is_large_data_section): New function.
3262 (class Output_segment): Add is_large_data_segment_ field.
3263 (Output_segment::is_large_data_segment): New function.
3264 (Output_segment::set_is_large_data_segment): New function.
3265 * output.cc (Output_section::Output_section): Initialize new
3267 (Output_segment::Output_segment): Likewise.
3268 (Output_segment::add_output_section): Add assertion that large
3269 data sections always go in large data segments. Force small data
3270 sections to the end of the list of data sections. Force small BSS
3271 sections to the start of the list of BSS sections. For large BSS
3272 sections to the end of the list of BSS sections.
3273 * symtab.h (class Symbol): Declare is_common_shndx.
3274 (Symbol::is_defined): Check Symbol::is_common_shndx.
3275 (Symbol::is_common): Likewise.
3276 (class Symbol_table): Define enum Commons_section_type. Update
3277 declarations. Add small_commons_ and large_commons_ fields.
3278 * symtab.cc (Symbol::is_common_shndx): New function.
3279 (Symbol_table::Symbol_table): Initialize new fields.
3280 (Symbol_table::add_from_object): Put small and large common
3281 symbols in the right list.
3282 (Symbol_table::sized_finalized_symbol): Check
3283 Symbol::is_common_shndx.
3284 (Symbol_table::sized_write_globals): Likewise.
3285 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3286 common symbol lists. Don't call do_allocate_commons_list if the
3288 (Symbol_table::do_allocate_commons_list): Remove is_tls
3289 parameter. Add comons_section_type parameter. Change all
3290 callers. Handle small and large common symbols.
3291 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3292 Symbol::is_common_shndx.
3293 * resolve.cc (symbol_to_bits): Likewise.
3294 * target.h (Target::small_common_shndx): New function.
3295 (Target::small_common_section_flags): New function.
3296 (Target::large_common_shndx): New function.
3297 (Target::large_common_section_flags): New function.
3298 (Target::new_output_section): New function.
3299 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3300 small_common_section_flags, and large_common_section_flags
3302 (Target::do_new_output_section): New virtual function.
3303 * arm.cc (Target_arm::arm_info): Initialize new fields.
3304 * i386.cc (Target_i386::i386_info): Likewise.
3305 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3307 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3308 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3309 (Target_x86_64::do_new_output_section): New function.
3310 * configure.ac: Define conditional MCMODEL_MEDIUM.
3311 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3312 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3313 (large_LDFLAGS): Define.
3314 * testsuite/large.c: New file.
3315 * testsuite/testfile.cc (Target_test::test_target_info):
3316 Initialize new fields.
3317 * configure, testsuite/Makefile.in: Rebuild.
3319 2009-06-05 Doug Kwan <dougkwan@google.com>
3321 * Makefile.am (CCFILES): Add target.cc.
3322 * Makefile.in: Regenerate.
3323 * i386.cc (class Target_i386): Define new virtual method to
3324 override do_is_local_label_name in parent.
3325 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3326 local symbols if --discard-locals or -X is given.
3327 * options.h (class General_options): Declare new options
3328 '--discard-locals' and '-X' for discarding locals.
3329 * target.h (class Target): Define new methods is_local_label_name.
3330 Declare new virtual method do_is_local_label_name.
3331 * target.cc: New file.
3332 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3333 (check_SCRIPTS): Add discard_locals_test.sh.
3334 (check_DATA): Add discard_local_tests.syms.
3335 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3336 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3337 * testsuite/Makefile.in: Regenerate.
3338 * testsuite/discard_locals_test.c: New file.
3339 * testsuite/discard_locals_test.sh: Same.
3341 2009-06-05 Doug Kwan <dougkwan@google.com>
3343 * object.cc (Sized_relobj::Sized_relobj): Initialize
3344 discarded_eh_frame_shndx_ to -1U.
3345 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3347 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3348 a discarded .eh_frame section.
3349 (Sized_relobj::do_finalize_local_symbols): Ditto.
3350 * object.h (class Sized_relobj): Declare new member
3351 discarded_eh_frame_shndx_.
3352 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3353 (local_labels_test.o, local_labels_test): New rules.
3354 * testsuite/Makefile.in: Regenerate.
3356 2009-06-04 Doug Kwan <dougkwan@google.com>
3358 * layout.cc (Layout::section_name_mapping): Add mapping for
3359 special ARM sections.
3361 2009-06-03 Doug Kwan <dougkwan@google.com>
3363 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3364 (utils::has_overflow): Same.
3366 2009-06-03 Ian Lance Taylor <iant@google.com>
3368 * layout.cc (Layout::section_name_mapping): New array, replacing
3369 Layout::linkonce_mapping.
3370 (Layout::section_name_mapping_count): New variable, replacing
3371 Layout::linkonce_mapping_count.
3372 (Layout::linkonce_output_name): Remove.
3373 (Layout::output_section_name): Rewrite.
3374 * layout.h (class Layout): Rename Linkonce_mapping to
3375 Section_name_mapping, linkonce_mapping to section_name_mapping,
3376 linkonce_mapping_count to section_name_mapping_count. Don't
3377 declare linkonce_output_name.
3379 2009-06-03 Doug Kwan <dougkwan@google.com>
3381 * gold/arm.cc (namespace utils): New.
3382 (Target_arm::reloc_is_non_pic): Define new method.
3383 (class Arm_relocate_functions): New.
3384 (Target_arm::Relocate::relocate): Handle relocation types used by
3387 2009-06-03 Ian Lance Taylor <iant@google.com>
3389 * arm.cc (Target_arm::scan::global): Use || instead of |.
3391 2009-06-02 Doug Kwan <dougkwan@google.com>
3393 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3394 issued_non_pic_error_.
3395 (class Target_arm::Scan): Declare new method check_non_pic.
3396 Define new method symbol_needs_plt_entry.
3397 Declare new data member issued_non_pic_error_.
3398 (class Target_arm::Relocate): Declare new method
3399 should_apply_static_reloc.
3400 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3401 (Target_arm::Scan::check_non_pic): Define new method.
3402 (Target_arm::Scan::local): Handle a small subset of reloc types used
3404 (Target_arm::Scan::local): Same.
3405 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3407 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3409 * incremental.cc (Incremental_inputs::report_command_line): Filter
3410 out --incremental-* options.
3412 2009-05-29 Doug Kwan <dougkwan@google.com>
3414 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3416 (class Target_arm): Update comment.
3417 (Target_arm::Target_arm): Initialize new data members GOT_,
3418 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3419 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3420 and Target_arm::rel_dyn_section.
3421 Declare new_enum Target_arm::Got_type.
3422 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3424 Update commments for member do_dynsym_value.
3425 (Target_arm::got_size, Target_arm::plt_section,
3426 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3427 new methods inside class defintion.
3428 (Target_arm::got_section): Define new method.
3429 (Target_arm::rel_dyn_section): Same.
3430 (Output_data_plt_arm): New template class.
3431 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3432 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3433 (Output_data_plt_arm::add_entry): Same.
3434 (Output_data_plt_arm::first_plt_entry): Define new
3435 static data member for PLT instruction template.
3436 (Output_data_plt_arm::plt_entry): Same.
3437 (Output_data_plt_arm::do_write): Define new method.
3438 (Target_arm::make_plt_entry): Same.
3439 (Target_arm::do_finalize_sections): Same.
3440 (Target_arm::do_dynsym_value): Same.
3442 2009-05-28 Doug Kwan <dougkwan@google.com>
3444 * Makefile.am (TARGETSOURCES): Add arm.cc.
3445 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3446 * Makefile.in: Regenerate.
3448 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3450 2009-05-26 Doug Kwan <dougkwan@google.com>
3452 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3453 (General_options::check_excluded_libs): Strip off directories in
3454 archive name before matching like GNU ld does.
3455 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3456 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3457 (exclude_libs_test_LDFLAGS): Add linker option
3458 -Wl,--exclude-libs,libexclude_libs_test_3
3459 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3460 an explicit archive without using -l.
3461 (alt/libexclude_libs_test_3.a): New make rule.
3462 * testsuite/Makefile.in: Regenerate.
3463 * testsuite/exclude_libs_test.c : Declare lib3_default().
3465 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3466 * exclude_libs_test_3.c: New file.
3468 2009-05-26 Nick Clifton <nickc@redhat.com>
3470 * po/id.po: New Indonesian translation.
3471 * po/gold.pot: Updated template file.
3473 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3475 * testsuite/Makefile.am: Add -ffunction-sections to compile
3476 gc_comdat_test files. Add -Wl,--gc-sections to build
3478 * testsuite/Makefile.in: Regenerate.
3479 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3481 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3483 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3484 kept comdat section was garbage collected.
3485 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3486 * testsuite/Makefile.in: Regenerate.
3487 * testsuite/gc_comdat_test.sh: New file.
3488 * testsuite/gc_comdat_test_1.cc: New file.
3489 * testsuite/gc_comdat_test_2.cc: New file.
3491 2009-05-19 Doug Kwan <dougkwan@google.com>
3493 * archive.cc (Archive::Archive): Move constructor from archive.h
3494 to here. Initialize no_export_.
3495 (Archive::get_elf_object_for_member): Set no_export flag of object.
3496 * archive.h (Archive::Archive): Move constructor body to
3498 (Archive::no_export): New method.
3499 (Archive::no_export_): New field.
3500 * object.h (Object::Object): Initialize no_export_ to false.
3501 (Object::no_export, Object::set_no_export): New methods.
3502 (Object::no_export_): New field.
3503 * options.cc (General_options::parse_exclude_libs): New method.
3504 (General_options::check_excluded_libs) Same.
3505 * options.h (exclude_libs): New option.
3506 (General_options::check_excluded_libs): New method declaration.
3507 (General_options::excluded_libs_): New field.
3508 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3509 default or protected visibility if an object has no-export flag set.
3510 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3511 (check_SCRIPTS): Add exclude_libs_test.sh.
3512 (check_DATA): Add exclude_libs_test.syms.
3513 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3514 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3515 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3516 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3517 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3518 libexclude_libs_test_2.a): New rules.
3519 * testsuite/Makefile.in: Regenerate.
3520 * testsuite/exclude_libs_test.c: New file.
3521 * testsuite/exclude_libs_test.sh: Ditto.
3522 * testsuite/exclude_libs_test_1.c: Ditto.
3523 * testsuite/exclude_libs_test_2.c: Ditto.
3525 2009-05-15 Ian Lance Taylor <iant@google.com>
3527 * configure.ac: Check for declarations for cases where libiberty.h
3528 checks HAVE_DECL_xxx.
3529 * configure, config.in: Rebuild.
3531 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3533 * gold.h (Incremental_argument_list): Remove (invalid) forward
3535 * incremental.cc (Incremental_inputs::report_achive): New method.
3536 (Incremental_inputs::report_object): New method.
3537 (Incremental_inputs::report_script): New method.
3538 (Incremental_inputs::finalize_inputs): New method.
3539 (Incremental_inputs::finalize): Call finalize_inputs().
3540 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3541 Create inputs entries.
3542 * incremental.h (Incremental_input_type): New enum.
3543 (Incremental_inputs::Incremental_input): Initialize new fields.
3544 (Incremental_inputs::report_inputs): New method.
3545 (Incremental_inputs::report_achive): New method.
3546 (Incremental_inputs::report_object): New method.
3547 (Incremental_inputs::report_script): New method.
3548 (Incremental_inputs::finalize_inputs): New method.
3549 (Incremental_inputs::Input_info): New struct.
3550 (Incremental_inputs::Input_info_map): New typedef.
3551 (Incremental_inputs::lock_): New field.
3552 (Incremental_inputs::Inputs_): New field.
3553 (Incremental_inputs::Inputs_map): New field.
3554 * main.cc (main): Call Incremental_input::report_inputs.
3555 * options.h (Input_argument_list): Typedef moved from
3557 (Input_file_group::Files): Remove, use ::Input_argument_list.
3558 (Input_file_group::Input_argument_list): Remove, use
3559 ::Input_argument_list.
3560 * plugin.cc (Plugin_manager::add_input_file): Add error in
3562 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3564 * script.cc (read_input_script): Call
3565 Incremental_input::report_script.
3566 * script.h (Script_info): New class.
3568 2009-04-27 Ian Lance Taylor <iant@google.com>
3570 * x86_64.cc (do_adjust_output_section): Set entsize to
3573 2009-04-23 Elliott Hughes <enh@google.com>
3575 * output.cc (Output_file::close): After short writes, continue
3576 writing from the correct offset in the buffer being written.
3578 2009-04-23 Chris Demetriou <cgd@google.com>
3580 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3581 * configure: Regenerate.
3582 * config.in: Regenerate.
3583 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3584 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3586 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3588 * incremental.cc (Incremental_inputs_header_data): Renamed from
3589 Incremental_input_header_data.
3590 (Incremental_inputs_header_data::data_size): New field.
3591 (Incremental_inputs_header_data::put_input_file_count): Renamed
3592 from input_file_count.
3593 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3594 from command_line_offset.
3595 (Incremental_inputs_header_data::put_reserved): Renamed from
3597 (Incremental_inputs_entry_data): Renamed from
3598 Incremental_input_entry_data.
3599 (Incremental_inputs_entry_data::data_size): New field.
3600 (Incremental_inputs::report_command_line): New method.
3601 (Incremental_inputs::finalize): New method.
3602 (Incremental_inputs::create_incremental_inputs_data): New method.
3603 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3604 * incremental.h: New file.
3605 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3606 (Layout::finalize): Create incremental inputs section in
3608 (Layout::create_incremental_info_sections): New method.
3609 * layout.h (Layout::incremental_inputs): New method.
3610 (Layout::create_incremental_info_sections): New method.
3611 (Layout::incremental_inputs_): New field.
3612 * main.cc (main): Notify Incremental_input of the command line.
3614 2009-04-01 Ian Lance Taylor <iant@google.com>
3615 Mikolaj Zalewski <mikolajz@google.com>
3617 * gold.h (reserve_unordered_map): Define, three versions, one for
3618 each version of Unordered_map.
3619 * layout.cc (Layout::Layout): Remove options parameter. Add
3620 number_of_input_files parameter. Don't initialize options_.
3621 Initialize number_of_input_files_ and resized_signatures_. Move
3622 sections_are_attached_.
3623 (Layout::layout_group): Reserve space for group_signatures_.
3624 (Layout::find_or_add_kept_section): Change name parameter to be a
3625 reference. Resize signatures_ map when it gets large enough.
3626 (Layout::layout_eh_frame): Use parameters->options() instead of
3628 (Layout::make_output_section): Likewise.
3629 (Layout::attach_allocated_section_to_segment): Likewise.
3630 (Layout::finalize, Layout::create_executable_stack): Likewise.
3631 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3632 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3633 * layout.h (class Layout): Update declarations. Remove options_
3634 field. Add number_of_input_files_ and resized_signatures_
3635 fields. Move sections_are_attached_ field.
3636 * main.cc (main): Pass number of input files to Layout
3637 constructor. Don't pass options.
3639 2009-03-30 Ian Lance Taylor <iant@google.com>
3641 * ffsll.c (ffsll): Correct implementation.
3643 2009-03-27 Ian Lance Taylor <iant@google.com>
3645 * ffsll.c: New file.
3646 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3647 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3648 * ftruncate.c (ftruncate): Declare before definition.
3649 * mremap.c (mremap): Likewise.
3650 * pread.c (pread): Likewise.
3651 * configure, Makefile.in, config.in: Rebuild.
3653 * mremap.c: New file.
3654 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3655 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3656 (mremap): Declare if HAVE_MREMAP is not defined.
3657 * configure, Makefile.in, config.in: Rebuild.
3659 2009-03-27 Cary Coutant <ccoutant@google.com>
3661 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3662 position independent.
3663 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3664 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3666 2009-03-24 Cary Coutant <ccoutant@google.com>
3668 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3670 (needs_dynamic_reloc): Likewise.
3672 2009-03-24 Ian Lance Taylor <iant@google.com>
3674 * yyscript.y (file_cmd): Recognize EXTERN.
3675 (extern_name_list, extern_name_list_body): New nonterminals.
3676 * script.cc (script_add_extern): Define.
3677 * script-c.h (script_add_extern): Declare.
3679 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3681 * object.cc (is_elf_object): Define.
3682 * object.h (is_elf_object): Declare.
3683 * archive.cc (Archive::get_elf_object_for_member): Call
3685 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3687 2009-03-24 Elliott Hughes <enh@google.com>
3689 * output.cc (Output_file::map_anonymous): Define.
3690 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3691 try an anonymous one. Report the size if the mmap fails.
3692 * output.h (class Output_file): Declare map_anonymous.
3694 2009-03-24 Ian Lance Taylor <iant@google.com>
3696 * target-select.cc (instantiate_target): Don't acquire the lock if
3697 the instantiated_target_ field has already been set.
3699 2009-03-23 Ian Lance Taylor <iant@google.com>
3701 * gold-threads.h (class Initialize_lock): Define.
3702 * gold-threads.cc (class Initialize_lock_once): Define.
3703 (initialize_lock_control): New static variable.
3704 (initialize_lock_pointer): New static variable.
3705 (initialize_lock_once): New static function.
3706 (Initialize_lock::Initialize_lock): Define.
3707 (Initialize_lock::initialize): Define.
3708 * target-select.h: Include "gold-threads.h".
3709 (class Target_selector): Add lock_ and initialize_lock_ fields.
3710 Don't define instantiate_target, just declare it.
3711 * target-select.cc (Target_selector::Target_selector): Initialize
3713 (Target_selector::instantiate_target): Define.
3714 * descriptors.h: Include "gold-threads.h".
3715 (class Descriptors): Add initialize_lock_ field.
3716 * descriptors.cc (Descriptors::Descriptors): Initialize new
3718 (Descriptors::open): Use initialize_lock_ field
3719 * errors.h (class Errors): Add initialize_lock_ field.
3720 * errors.cc (Errors::Errors): Initialize new field.
3721 (Errors::initialize_lock): Use initialize_lock_ field.
3722 * powerpc.cc (class Target_selector_powerpc): Remove
3723 instantiated_target_ field. In do_recognize call
3724 instantiate_target rather than do_instantiate_target. In
3725 do_instantiate_target just allocate a new target.
3726 * sparc.cc (class Target_selector_sparc): Likewise.
3728 * freebsd.h: New file.
3729 * i386.cc: Include "freebsd.h".
3730 (Target_i386): Derive from Target_freebsd rather than
3732 (Target_selector_i386): Derive from Target_selector_freebsd rather
3733 than Target_selector.
3734 * x86_64.cc: Include "freebsd.h".
3735 (Target_x86_64): Derive from Target_freebsd rather than
3737 (Target_selector_x86_64): Derive from Target_selector_freebsd
3738 rather than Target_selector.
3739 * target.h (class Target): Add adjust_elf_header and
3740 do_adjust_elf_header.
3741 * output.cc (Output_file_header:: do_sized_write): Call target
3742 adjust_elf_header routine.
3743 * configure.tgt: Set targ_osabi.
3744 * configure.ac: Define GOLD_DEFAULT_OSABI.
3745 * parameters.cc (Parameters::default_target): Pass
3746 GOLD_DEFAULT_OSABI to select_target.
3747 * target-select.h (class Target_selector): Make instantiate_target
3748 protected rather than private.
3749 * Makefile.am (HFILES): Add freebsd.h.
3750 * configure, Makefile.in, config.in: Rebuild.
3752 * merge.cc (do_add_input_section): Correct pend value. Change
3753 message about last entry not being null terminated from error to
3756 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3758 * incremental.cc: New file.
3759 * Makefile.am (CCFILES): Add incremental.cc.
3760 * Makefile.in: Rebuild.
3762 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3764 * layout.cc (Layout::output_section_name): Preserve names
3765 of '.note.' sections.
3767 2009-03-19 Ian Lance Taylor <iant@google.com>
3769 * descriptors.cc (Descriptors::open): Check that the options are
3770 valid before using them.
3772 2009-03-18 Ian Lance Taylor <iant@google.com>
3774 * script-sections.h: Include <list>.
3775 (class Script_sections): Change Sections_elements from std::vector
3776 to std::list. Typedef public Elements_iterator. Add
3777 orphan_section_placement_, data_segment_align_start_, and
3778 saw_data_segment_align_ fields. Remove data_segment_align_index_
3780 * script-sections.cc (class Orphan_section_placement): New class.
3781 (class Sections_element): Add virtual functions is_relro and
3782 orphan_section_init. Remove virtual function place_orphan_here.
3783 (class Output_section_definition): Add is_relro and
3784 orphan_section_init. Remove place_orphan_here.
3785 (class Orphan_output_section): Likewise.
3786 (Script_sections::Script_sections): Update for field changes.
3787 (Script_sections::data_segment_align): Set saw_data_segment_align_
3788 and data_segment_align_start_, not data_segment_align_index.
3789 (Script_sections::data_segment_relro_end): Check
3790 saw_data_segment_align_. Use data_segment_align_start_ rather
3791 than data_segment_align_index_.
3792 (Script_sections::place_orphan): Rewrite to use
3793 Orphan_section_placement.
3795 2009-03-17 Ian Lance Taylor <iant@google.com>
3797 * archive.cc (Archive::add_symbols): Check for a version attached
3798 to the symbol name in the archive map.
3799 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3800 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3801 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3802 (ver_test_11.a): New target.
3803 * testsuite/Makefile.in: Rebuild.
3805 * configure.ac: Check for chsize and posix_fallocate. Replace
3807 * ftruncate.c: New file, from gnulib.
3808 * output.cc (posix_fallocate): Define dummy version if not
3809 HAVE_POSIX_FALLOCATE.
3810 (Output_file::map): Call posix_fallocate rather than lseek and
3812 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3813 * configure, Makefile.in, config.in: Rebuild.
3815 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3817 * layout.h (Layout::create_note): Add section_name parameter.
3818 * layout.cc (Layout::create_note): Likewise.
3819 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3821 2009-03-17 Ian Lance Taylor <iant@google.com>
3823 * descriptors.cc: Include "options.h".
3824 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3825 (Descriptors::open): Always use O_CLOEXEC when opening a new
3826 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3827 then set FD_CLOEXEC.
3829 * sparc.cc (class Target_sparc): Add has_got_section.
3830 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3831 make sure we have a GOT section.
3833 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3834 (Target_sparc::Scan::local): Likewise.
3835 (Target_sparc::Scan::global): Likewise.
3836 (Target_sparc::Relocate::relocate): Likewise.
3837 (Target_sparc::Relocate::relocate_tls): Likewise.
3839 * symtab.cc (Symbol_table::define_default_version): New function,
3840 broken out of add_from_object.
3841 (Symbol_table::add_from_object): Call define_default_version.
3842 (Symbol_table::define_special_symbol): Add resolve_oldsym
3843 parameter. Change all callers. If the version for a symbol comes
3844 from a version script, resolve it with the symbol with the same
3845 name with no version. Also add the symbol without a version if
3847 (do_define_in_output_data): If resolving with oldsym, don't delete
3849 (do_define_in_output_segment): Likewise.
3850 (do_define_as_constant): Likewise.
3851 * symtab.h (class Symbol_table): Update declarations.
3853 2009-03-13 Ian Lance Taylor <iant@google.com>
3855 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3856 (Read_symbols::requeue): New function.
3857 (Read_symbols::do_read_symbols): If make_elf_object fails because
3858 the target type is not configured, and the file was searched for,
3859 issue a warning and retry with the next directory.
3860 (Add_symbols::run): If the file has an incompatible format, and
3861 it was searched for, requeue the Read_symbols task. On error,
3863 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3864 dirindex parameter to constructor. Change all callers. Declare
3865 incompatible_warning and requeue.
3866 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3867 input_argument_ and input_group_ fields. Add them to
3868 constructor. Change all callers.
3869 (class Read_script): Add dirindex_ field. Add it to constructor.
3871 * archive.cc (Archive::setup): Remove input_objects parameter.
3873 (Archive::get_file_and_offset): Likewise.
3874 (Archive::read_all_symbols): Likewise.
3875 (Archive::read_symbols): Likewise.
3876 (Archive::get_elf_object_for_member): Remove input_objects
3877 parameter. Add punconfigured parameter. Change all callers.
3878 (Archive::add_symbols): Change return type to bool. Check return
3879 value of include_member.
3880 (Archive::include_all_members): Likewise.
3881 (Archive::include_member): Change return type to bool. Return
3882 false if first included object has incompatible target. Set
3883 included_member_ field.
3884 (Add_archive_symbols::run): If add_symbols returns false, requeue
3886 * archive.h (class Archive): Add included_member_ field.
3887 Initialize it in constructor. Add input_file and searched_for
3888 methods. Update declarations.
3889 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3890 input_argument_ fields. Add them to constructor. Change all
3892 * script.cc: Include "target-select.h".
3893 (class Parser_closure): Add skip_on_incompatible_target_ and
3894 found_incompatible_target_ fields. Add
3895 skip_on_incompatible_target parameter to constructor. Change all
3896 callers. Add methods skip_on_incompatible_target,
3897 clear_skip_on_incompatible_target, found_incompatible_target, and
3898 set_found_incompatible_target.
3899 (read_input_script): Add dirindex parameter. Change all callers.
3900 If parser finds an incompatible target, requeue Read_symbols
3902 (script_set_symbol): Clear skip_on_incompatible_target in
3904 (script_add_assertion, script_parse_option): Likewise.
3905 (script_start_sections, script_add_phdr): Likewise.
3906 (script_check_output_format): New function.
3907 * script.h (read_input_script): Update declaration.
3908 * script-c.h (script_check_output_format): Declare.
3909 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3910 (ignore_cmd): Remove OUTPUT_FORMAT.
3911 * fileread.cc (Input_file::Input_file): Add explicit this.
3912 (Input_file::will_search_for): New function.
3913 (Input_file::open): Add pindex parameter. Change all callers.
3914 * fileread.h (class Input_file): Add input_file_argument method.
3915 Declare will_search_for. Update declarations.
3916 * object.cc (make_elf_object): Add punconfigured parameter.
3918 * object.h (class Object): Make input_file public. Add
3919 searched_for method.
3920 (make_elf_object): Update declaration.
3921 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3923 * dirsearch.h (class Dirsearch): Update declaration.
3924 * options.h (class General_options): Add --warn-search-mismatch.
3925 * parameters.cc (Parameters::is_compatible_target): New function.
3926 * parameters.h (class Parameters): Declare is_compatible_target.
3927 * workqueue.cc (Workqueue::add_blocker): New function.
3928 * workqueue.h (class Workqueue): Declare add_blocker.
3930 * fileread.cc (Input_file::open): Remove options parameter.
3932 (Input_file::open_binary): Likewise.
3933 * script.cc (read_input_script): Likewise.
3934 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3935 options parameter from constructor. Change all callers.
3936 (class Read_script): Likewise.
3937 * fileread.h (class Input_file): Update declarations.
3938 * script.h (read_input_script): Update declaration.
3940 2009-03-10 Nick Clifton <nickc@redhat.com>
3942 * po/es.po: New Spanish translation.
3944 2009-03-06 Cary Coutant <ccoutant@google.com>
3946 * options.cc (parse_short_option): Keep dash_z from registering itself.
3948 2009-03-03 Ian Lance Taylor <iant@google.com>
3951 * target-reloc.h (relocate_section): Pass output_section to
3953 * i386.cc (Target_i386::should_apply_static_reloc): Add
3954 output_section parameter. Change all callers.
3955 (Target_i386::Relocate::relocate): Add output_section parameter.
3956 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3957 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3958 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3959 * testsuite/two_file_shared.sh: New script.
3960 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3961 (check_DATA): Add two_file_shared.dbg.
3962 (two_file_shared.dbg): New target.
3963 * testsuite/Makefile.in: Rebuild.
3965 2009-03-01 Ian Lance Taylor <iant@google.com>
3967 * configure.ac: Check for byteswap.h.
3968 * configure: Rebuild.
3969 * config.in: Rebuild.
3971 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3973 * layout.cc (Layout::find_or_add_kept_section): New function.
3974 (Layout::add_comdat): Removed.
3975 * layout.h (struct Kept_section): Move out of class Layout.
3976 Remove trailing underscores from field names. Add group_sections
3977 field. Rename group_ field to is_group. Change all uses.
3978 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3979 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3980 comdat_groups_ field.
3981 (Sized_relobj::include_section_group): Use
3982 find_or_add_kept_section and Kept_section::group_sections.
3983 (Sized_relobj::include_linkonce_section): Likewise.
3984 * object.cc (class Sized_relobj): Don't define Comdat_group or
3985 Comdat_group_table. Remove find_comdat_group and
3986 add_comdat_group. Remove comdat_groups_ field.
3987 * plugin.cc (include_comdat_group): Use
3988 Layout::find_or_add_kept_section.
3990 2009-02-28 Ian Lance Taylor <iant@google.com>
3992 * README: --gc-sections and map files are now supported. Document
3993 some build requirements.
3996 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3997 relocatable link set the value of the section symbol to zero.
3998 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3999 relocatable link don't include the section address in the local
4002 2009-02-27 Ian Lance Taylor <iant@google.com>
4005 * options.h (class Search_directory): Add is_system_directory.
4006 (class General_options): Declare is_in_system_directory.
4007 * options.cc (get_relative_sysroot): Make static.
4008 (get_default_sysroot): Make static.
4009 (General_optoins::is_in_system_directory): New function.
4010 * fileread.cc (Input_file::is_in_system_directory): New function.
4011 * fileread.h (class Input_file): Declare is_in_system_directory.
4012 * object.h (class Object): Add is_in_system_directory.
4013 (class Input_objects): Remove system_library_directory_ field.
4014 * object.cc (Input_objects::add_object): Don't set
4015 system_library_directory_.
4016 (input_objects::found_in_system_library_directory): Remove.
4017 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4018 parameter. Change all callers.
4019 (Symbol_table::sized_write_globals): Likewise.
4020 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4021 Call Object::is_in_system_directory.
4022 * symtab.h (class Symbol_table): Update declarations.
4025 * descriptors.h (Open_descriptor): Add is_on_stack field.
4026 * descriptors.cc (Descriptors::open): If the descriptor is on the
4027 top of the stack, remove it. Initialize is_on_stack field.
4028 (Descriptors::release): Only add pod to stack if it is not on the
4030 (Descriptors::close_some_descriptor): Clear stack_next and
4034 * output.cc (Output_section::find_starting_output_address): Rename
4035 from starting_output_address; add PADDR parameter; change return
4037 * output.h (class Output_section): Declare
4038 find_starting_output_address instead of starting_output_address.
4039 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4040 section symbol for which we can't find a merge section.
4043 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4044 hidden or internal, force the symbol to be local.
4045 * resolve.cc (Symbol::override_visibility): Define.
4046 (Symbol::override_base): Use override_visibility.
4047 (Symbol_table::resolve): Likewise.
4048 (Symbol::override_base_with_special): Likewise.
4049 (Symbol_table::override_with_special): If the visibility is hidden
4050 or internal, force the symbol to be local.
4051 * symtab.h (class Symbol): Add set_visibility and
4052 override_visibility.
4053 * testsuite/ver_test_1.sh: New file.
4054 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4055 (check_DATA): Add ver_test_1.syms.
4056 (ver_test_1.syms): New target.
4057 * testsuite/Makefile.in: Rebuild.
4059 2009-02-25 Cary Coutant <ccoutant@google.com>
4061 * layout.cc (Layout::choose_output_section): Don't rename sections
4062 when using a linker script that has a SECTIONS clause.
4063 * Makefile.in: Regenerate.
4065 * testsuite/Makefile.am (script_test_5.sh): New test case.
4066 * testsuite/Makefile.in: Regenerate.
4067 * testsuite/script_test_5.cc: New file.
4068 * testsuite/script_test_5.sh: New file.
4069 * testsuite/script_test_5.t: New file.
4071 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4073 * archive.cc (Archive::include_member): Update calls to add_symbols.
4074 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4075 the Layout argument.
4076 * dynobj.h (do_add_symbols): Add the Layout argument.
4077 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4079 * object.h (Object::add_symbols): Add the Layout argument.
4080 (Object::do_add_symbols): Add the Layout argument.
4081 (Sized_relobj::do_add_symbols): Add the Layout argument.
4082 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4083 Unify the two versions.
4084 (Add_plugin_symbols): Remove.
4085 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4086 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4087 (Add_plugin_symbols): Remove.
4088 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4089 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4090 (Add_symbols::run): Make it work with Pulginobj.
4092 2009-02-06 Ian Lance Taylor <iant@google.com>
4094 * object.cc (Sized_relobj::do_layout): Make info message start
4095 with lower case letter.
4097 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4099 * binary.cc: Fix file comment.
4101 * options.h (enum Incremental_disposition): Define.
4102 (class General_options): Add new options: --incremental,
4103 --incremental_changed, --incremental_unchanged,
4104 --incremental_unknown. Add incremental_disposition_ and
4105 implicit_incremental_ fields.
4106 (General_options::incremental_disposition): New function.
4107 (class Position_dependent_options): Add incremental_disposition
4109 (Position_dependent_options::copy_from_options): Set incremental
4111 * options.cc (General_options::parse_incremental_changed): New
4113 (General_options::parse_incremental_unchanged): New function.
4114 (General_options::parse_incremental_unknown): New function.
4115 (General_options::General_options): Initialize new fields
4116 incremental_disposition_ and implicit_incremental_.
4117 (General_options::finalize): Check for uasge of --incremental-*
4118 without --incremental.
4120 2009-02-06 Chris Demetriou <cgd@google.com>
4122 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4123 pointer and to report location as the file name associated with
4125 (gold_undefined_symbol_at_location): New function to replace the
4126 old gold_undefined_symbol functionality.
4127 * target-reloc.h (relocate_section): Update to use
4128 gold_undefined_symbol_at_location.
4129 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4130 Call gold_undefined_symbol function rather than gold_error.
4131 * errors.h (Errors::undefined_symbol): Take location as a
4132 string, rather than calculating it from a relocation.
4133 * errors.cc (Errors::fatal): Print "fatal error:" before the
4135 (Errors::error, Errors::error_at_location): Print "error: "
4136 before the formatted message.
4137 (Errors::undefined_symbol): Take location as a string, rather
4138 than calculating it from a relocation.
4139 (gold_undefined_symbol_at_location): New function akin to
4140 old gold_undefined_symbol, calculates location from relocation.
4141 (gold_undefined_symbol): Change to take only a Symbol pointer
4142 and to report location as the file name associated with the symbol.
4143 * testsuite/debug_msg.sh: Update for changed error messages.
4144 * testsuite/undef_symbol.sh: Likewise.
4146 2009-02-04 Duncan Sands <baldrick@free.fr>
4149 * reduced_debug_output.h
4150 (Output_reduced_debug_abbrev_section::failed): Use format for
4152 (Output_reduced_debug_info_section::faild): Likewise.
4154 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4156 * script.cc (Lazy_demangler): New class.
4157 (Version_script_info::get_symbol_version_helper): Demangle a
4160 2009-01-29 Cary Coutant <ccoutant@google.com>
4162 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4164 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4166 2009-01-28 Ian Lance Taylor <iant@google.com>
4168 * version.cc (version_string): Bump to 1.9.
4170 * gold.h: Include <cstring> and <stdint.h>.
4171 * version.cc: Include <cstdio>.
4172 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4174 * reduced_debug_output.cc (insert_into_vector): Rename from
4175 Insert_into_vector; change all callers. Use Swap_unaligned to
4176 avoid aliasing issue; remove union since it is unnecessary.
4178 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4180 * Makefile.am (CCFILES): Add gc.cc.
4182 * Makefile.in: Regenerate.
4183 * gold.cc (Gc_runner): New class.
4184 (queue_initial_tasks): Call garbage collection related tasks
4185 when corresponding options are invoked.
4186 (queue_middle_gc_tasks): New function.
4187 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4188 processed early before laying out sections during garbage collection.
4189 * gold.h (queue_middle_gc_tasks): New function.
4190 (is_prefix_of): Move from "layout.cc".
4191 * i386.cc (Target_i386::gc_process_relocs): New function.
4192 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4193 * main.cc (main): Create object of class "Garbage_collection".
4194 * object.cc (Relobj::copy_symbols_data): New function.
4195 (Relobj::is_section_name_included): New function.
4196 (Sized_relobj::do_layout): Allow this function to be called twice
4197 during garbage collection and defer layout of section during the
4199 * object.h (Relobj::get_symbols_data): New function.
4200 (Relobj::is_section_name_included): New function.
4201 (Relobj::copy_symbols_data): New function.
4202 (Relobj::set_symbols_data): New function.
4203 (Relobj::get_relocs_data): New function.
4204 (Relobj::set_relocs_data): New function.
4205 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4206 (Relobj::gc_process_relocs): New function.
4207 (Relobj::do_gc_process_relocs): New pure virtual function.
4208 (Relobj::sd_): New data member.
4209 (Sized_relobj::is_output_section_offset_invalid): New function.
4210 (Sized_relobj::do_gc_process_relocs): New function.
4211 * options.h (General_options::gc_sections): Modify to not be a no-op.
4212 (General_options::print_gc_sections): New option.
4213 * plugin.cc (Plugin_finish::run): Remove function call to
4214 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4215 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4216 * reloc.cc (Read_relocs::run): Add task to process relocs and
4217 determine unreferenced sections when doing garbage collection.
4218 (Gc_process_relocs): New class.
4219 (Sized_relobj::do_gc_process_relocs): New function.
4220 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4221 sections that are garbage collected.
4222 * reloc.h (Gc_process_relocs): New class.
4223 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4224 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4225 symbols whose corresponding sections are garbage collected.
4226 (Symbol_table::Symbol_table): Add new parameter for the garbage
4228 (Symbol_table::gc_mark_undef_symbols): New function.
4229 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4230 (Symbol_table::gc_mark_dyn_syms): New function.
4231 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4233 (Symbol_table::add_from_object): Likewise.
4234 (Symbol_table::add_from_relobj): When building shared objects, do not
4235 treat externally visible symbols as garbage.
4236 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4237 table information for static and relocatable links.
4238 * symtab.h (Symbol_table::set_gc): New function.
4239 (Symbol_table::gc): New function.
4240 (Symbol_table::gc_mark_undef_symbols): New function.
4241 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4242 (Symbol_table::gc_mark_dyn_syms): New function.
4243 (Symbol_table::gc_): New data member.
4244 * target.h (Sized_target::gc_process_relocs): New pure virtual
4246 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4247 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4249 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4251 * options.h (General_options::gc_sections): Define as a no-op for now.
4252 (General_options::no_keep_memory): Ditto.
4253 (General_options::Bshareable): Define.
4254 * options.cc (General_options::finalize): Honor -Bshareable.
4256 2009-01-20 Andreas Schwab <schwab@suse.de>
4258 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4259 read the value in the contents, since we don't use it. Use the
4260 template endianness when writing.
4261 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4263 2009-01-19 Andreas Schwab <schwab@suse.de>
4265 * configure.tgt (powerpc64-*): Fix targ_obj.
4267 2009-01-15 Ian Lance Taylor <iant@google.com>
4269 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4270 local symbols when stripping all symbols.
4272 2009-01-14 Cary Coutant <ccoutant@google.com>
4274 * output.cc (Output_reloc): Add explicit instantiations.
4276 2009-01-14 Cary Coutant <ccoutant@google.com>
4278 * archive.cc (Archive::get_elf_object_for_member): Remove call
4279 to File_read::claim_for_plugin.
4280 * descriptors.cc (Descriptors::open): Remove reference to
4282 (Descriptors::claim_for_plugin): Remove.
4283 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4284 (Descriptors::is_claimed): Remove.
4285 (claim_descriptor_for_plugin): Remove.
4286 * fileread.cc (File_read::claim_for_plugin): Remove.
4287 * fileread.h (File_read::claim_for_plugin): Remove.
4288 (File_read::descriptor): Reopen descriptor if necessary.
4289 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4290 (Plugin_manager::all_symbols_read): Add task parameter. Change
4292 (Plugin_manager::get_input_file): New function.
4293 (Plugin_manager::release_input_file): New function.
4294 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4295 corresponding data member.
4296 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4297 and pass to base constructor. Change all callers.
4298 (get_input_file, release_input_file): New functions.
4299 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4300 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4301 (Plugin_manager::all_symbols_read): Add task parameter.
4302 (Plugin_manager::get_input_file): New function.
4303 (Plugin_manager::release_input_file): New function.
4304 (Plugin_manager::task_): New data member.
4305 (Pluginobj::Pluginobj): Add filesize parameter.
4306 (Pluginobj::filename): New function.
4307 (Pluginobj::descriptor): New function.
4308 (Pluginobj::filesize): New function.
4309 (Pluginobj::filesize_): New data member.
4310 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4311 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4312 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4314 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4315 with archive libraries.
4316 * testsuite/Makefile.in: Regenerate.
4317 * testsuite/plugin_test.c (struct sym_info): New type.
4318 (get_input_file, release_input_file): New static variables.
4319 (onload): Capture new transfer vector entries.
4320 (claim_file_hook): Stop reading at end of file according to filesize.
4321 Factor out parsing of readelf output into separate function.
4322 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4323 APIs and get the source file name from the symbol table. Convert
4324 source file name to corresponding object file name. Print info
4325 message when adding new input files.
4326 (parse_readelf_line): New function.
4327 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4328 * testsuite/plugin_test_2.sh: Likewise.
4329 * testsuite/plugin_test_3.sh: Likewise.
4330 * testsuite/plugin_test_4.sh: New test case.
4332 2009-01-07 Ian Lance Taylor <iant@google.com>
4334 * version.cc (version_string): Bump to 1.8.
4336 2008-12-23 Cary Coutant <ccoutant@google.com>
4338 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4339 * plugin.cc (Plugin_manager::finish): Rename as
4340 layout_deferred_objects. Move cleanup to separate function.
4341 (Plugin_manager::cleanup): New function.
4342 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4344 * plugin.h (Plugin_manager::finish): Rename as
4345 layout_deferred_objects.
4346 (Plugin_manager::cleanup): New function.
4347 (Plugin_manager::cleanup_done): New field.
4349 2008-12-23 Cary Coutant <ccoutant@google.com>
4351 * plugin.cc (is_visible_from_outside): New function.
4352 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4353 so we don't return "IR only" status for exported symbols or -r links.
4355 * testsuite/Makefile.am (plugin_test_3): New test case.
4356 * testsuite/Makefile.in: Regenerate.
4357 * testsuite/plugin_test_3.sh: New file.
4359 2008-12-22 Cary Coutant <ccoutant@google.com>
4361 * object.cc (Sized_relobj::layout_section): New function.
4362 (Sized_relobj::do_layout): Defer layout of input sections until after
4363 plugin has provided replacement files.
4364 (Sized_relobj::do_layout_deferred_sections): New function.
4365 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4366 (Relobj::layout_deferred_sections): New function.
4367 (Relobj::do_layout_deferred_sections): New function.
4368 (Sized_relobj::do_layout_deferred_sections): New function.
4369 (Sized_relobj::layout_section): New function.
4370 (Sized_relobj::Deferred_layout): New structure.
4371 (Sized_relobj::deferred_layout_): New field.
4372 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4373 Change all callers. Layout deferred sections.
4374 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4376 (Plugin_hook::run): Move code from do_plugin_hook inline.
4377 (Plugin_hook::do_plugin_hook): Remove.
4378 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4379 (Plugin_manager::finish): Renamed, was cleanup.
4380 (Plugin_manager::should_defer_layout): New function.
4381 (Plugin_manager::add_deferred_layout_object): New function.
4382 (Plugin_manager::Deferred_layout_list): New type.
4383 (Plugin_manager::deferred_layout_objects_): New field.
4384 (Plugin_hook::do_plugin_hook): Remove.
4386 2008-12-17 Ian Lance Taylor <iant@google.com>
4388 * options.h (class General_options): Add --no case for
4391 2008-12-16 Cary Coutant <ccoutant@google.com>
4393 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4395 (Plugin_manager::claim_file): Create plugin object even if
4396 plugin did not call the add_symbols callback.
4397 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4398 asking for more symbols than were added.
4399 * testsuite/Makefile.am (plugin_test_1): Add test case with
4401 (empty.syms): New target.
4402 * testsuite/Makefile.in: Regenerate.
4403 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4404 message. Don't call add_symbols if no globals.
4405 (all_symbols_read_hook): Don't provide replacement for empty
4408 2008-12-12 Ian Lance Taylor <iant@google.com>
4410 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4411 r_type == 0 for a local symbol with r_sym == 0.
4412 (scan_relocatable_relocs): Pass r_sym to
4413 local_non_section_strategy.
4414 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4417 * configure.ac: Update test for TLS descriptors: they are
4418 supported as of glibc 2.9.
4419 * configure: Rebuild.
4421 2008-12-11 Ian Lance Taylor <iant@google.com>
4424 * target-reloc.h (Default_scan_relocatable_relocs): For each
4425 function, map r_type == 0 to RELOC_DISCARD.
4427 2008-12-10 Cary Coutant <ccoutant@google.com>
4429 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4430 object to override a kept COMDAT group from a plugin object.
4432 2008-12-09 Ian Lance Taylor <iant@google.com>
4435 * yyscript.y (file_cmd): Handle INPUT.
4437 * testsuite/initpri1.c: Change all declarations to be full
4438 prototypes by adding void, to avoid compiler warnings.
4440 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4442 * options.cc (General_options::parse_plugin_opt): New.
4443 (General_options::add_plugin): The argument now is just the filename.
4444 (General_options::add_plugin_option): New.
4445 * options.h (plugin_opt): New.
4446 (add_plugin): Change argument name.
4447 (add_plugin_option): New.
4448 * plugin.cc (Plugin::load): Don't parse the plugin option.
4449 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4450 (Plugin::add_option): New.
4451 (Plugin::args_): Change type.
4452 (Plugin::filename_): New.
4453 (Plugin_manager::add_plugin_option): New.
4454 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4455 * testsuite/Makefile.in: Regenerate.
4457 2008-12-05 Cary Coutant <ccoutant@google.com>
4459 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4460 Handle --strip-lto-sections option.
4461 * options.h (strip_lto_sections): New option.
4463 2008-12-01 Cary Coutant <ccoutant@google.com>
4465 * plugin.cc (ld_plugin_message): Change format parameter to const.
4466 Fix mismatch between new[] and delete.
4468 2008-11-14 Cary Coutant <ccoutant@google.com>
4470 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4473 2008-11-05 Craig Silverstein <csilvers@google.com>
4475 * options.cc (General_options::parse_dynamic_list): New function.
4476 * options.h (General_options): New flags dynamic_list,
4477 dynamic_list_data, dynamic_list_cpp_new, and
4478 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4479 (General_options::in_dynamic_list): New function.
4480 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4481 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4482 (Lex::can_continue_name): Likewise.
4484 (read_script_file): New parameter script_options.
4485 (read_dynamic_list): New function.
4486 (Script_options::define_dynamic_list): New function.
4487 (dynamic_list_keyword_parsecodes): New variable.
4488 (dynamic_list_keywords): New variable.
4489 * script.h (Script_options::define_dynamic_list): New function
4491 (read_dynamic_list): New function prototype.
4492 * symtab.cc (strprefix): New macro.
4493 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4494 dynamic_list_data, dynamic_list_cpp_new, and
4495 dynamic_list_cpp_typeinfo.
4496 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4497 (dynamic_list_expr): New rule.
4498 (dynamic_list_nodes): Likewise.
4499 (dynamic_list_node): Likewise.
4500 * testsuite/Makefile.am (dynamic_list): New test.
4501 * testsuite/Makefile.in: Regenerated.
4502 * testsuite/dynamic_list.t: New file.
4503 * testsuite/dynamic_list.sh: New file.
4505 2008-11-05 Craig Silverstein <csilvers@google.com>
4507 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4508 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4509 (t11_last): Likewise.
4510 * testsuite/ver_test_6.c (main): Likewise.
4512 2008-10-07 Cary Coutant <ccoutant@google.com>
4514 * options.c (General_options::finalize): Add check for -static and
4516 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4519 2008-10-02 Cary Coutant <ccoutant@google.com>
4521 * plugin.cc (make_sized_plugin_object): Fix conditional
4522 compilation to work when not all targets are enabled.
4524 2008-09-29 Cary Coutant <ccoutant@google.com>
4526 * archive.cc (Archive::get_file_and_offset): Use filename instead
4527 of name to get library path.
4528 (Archive::include_member): Unlock external member of a thin archive.
4530 * testsuite/Makefile.am (TEST_AR): New variable.
4531 (thin_archive_test_1): New test.
4532 (thin_archive_test_2): New test.
4533 * testsuite/Makefile.in: Regenerate.
4534 * testsuite/thin_archive_main.cc: New file.
4535 * testsuite/thin_archive_test_1.cc: New file.
4536 * testsuite/thin_archive_test_2.cc: New file.
4537 * testsuite/thin_archive_test_3.cc: New file.
4538 * testsuite/thin_archive_test_4.cc: New file.
4540 2008-09-29 Cary Coutant <ccoutant@google.com>
4542 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4543 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4545 (Sized_relobj::do_finalize_local_symbols): Likewise.
4546 (Sized_relobj::map_to_kept_section): Likewise.
4547 * object.h (Sized_relobj::invalid_address): New constant.
4548 (Sized_relobj::do_output_section_offset): Check for invalid_address
4550 * output.cc (Output_reloc::local_section_offset): Use constant
4551 invalid_address instead of -1U.
4552 (Output_reloc::get_address): Likewise.
4553 (Output_section::output_address): Change -1U to -1ULL.
4554 * output.h (Output_reloc::invalid_address): New constant.
4555 * reloc.cc (Sized_relobj::write_sections): Use constant
4556 invalid_address instead of -1U.
4557 (Sized_relobj::relocate_sections): Likewise.
4558 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4559 values for merge sections.
4560 * target-reloc.h (relocate_for_relocatable): Use constant
4561 invalid_address instead of -1U.
4563 2008-09-19 Cary Coutant <ccoutant@google.com>
4565 Add plugin functionality for link-time optimization (LTO).
4566 * configure.ac (plugins): Add --enable-plugins option.
4567 * configure: Regenerate.
4568 * config.in: Regenerate.
4569 * Makefile.am (LIBDL): New variable.
4570 (CCFILES): Add plugin.cc.
4571 (HFILES): Add plugin.h.
4572 (ldadd_var): Add LIBDL.
4573 * Makefile.in: Regenerate.
4575 * archive.cc: Include "plugin.h".
4576 (Archive::setup): Don't preread archive symbols when using a plugin.
4577 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4578 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4580 (Archive::include_member): Add symbols from plugin objects.
4581 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4582 * descriptors.cc (Descriptors::open): Check for file descriptors
4583 abandoned by plugins.
4584 (Descriptors::claim_for_plugin): New function.
4585 * descriptors.h (Descriptors::claim_for_plugin): New function.
4586 (Open_descriptor::is_claimed): New field.
4587 (claim_descriptor_for_plugin): New function.
4588 * fileread.cc (File_read::claim_for_plugin): New function.
4589 * fileread.h (File_read::claim_for_plugin): New function.
4590 (File_read::descriptor): New function.
4591 * gold.cc: Include "plugin.h".
4592 (queue_initial_tasks): Add task to call plugin hooks for generating
4594 * main.cc: Include "plugin.h".
4595 (main): Load plugin libraries.
4596 * object.h (Pluginobj): Declare.
4597 (Object::pluginobj): New function.
4598 (Object::do_pluginobj): New function.
4599 (Object::set_target): New function.
4600 * options.cc: Include "plugin.h".
4601 (General_options::parse_plugin): New function.
4602 (General_options::General_options): Initialize plugins_ field.
4603 (General_options::add_plugin): New function.
4604 * options.h (Plugin_manager): Declare.
4605 (General_options): Add --plugin option.
4606 (General_options::has_plugins): New function.
4607 (General_options::plugins): New function.
4608 (General_options::add_plugin): New function.
4609 (General_options::plugins_): New field.
4610 * plugin.cc: New file.
4611 * plugin.h: New file.
4612 * readsyms.cc: Include "plugin.h".
4613 (Read_symbols::do_read_symbols): Check for archive before checking
4614 for ELF file. Call plugin hooks to claim files.
4615 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4616 from a real object file; force override when processing replacement
4618 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4619 (Symbol::init_base_object): Likewise.
4620 (Symbol::init_base_output_data): Likewise.
4621 (Symbol::init_base_output_segment): Likewise.
4622 (Symbol::init_base_constant): Likewise.
4623 (Symbol::init_base_undefined): Likewise.
4624 (Symbol::output_section): Assert that object is not a plugin.
4625 (Symbol_table::add_from_pluginobj): New function.
4626 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4628 (Symbol_table::sized_write_globals): Likewise.
4629 (Symbol_table::add_from_pluginobj): Instantiate template.
4630 * symtab.h (Sized_pluginobj): Declare.
4631 (Symbol::in_real_elf): New function.
4632 (Symbol::set_in_real_elf): New function.
4633 (Symbol::in_real_elf_): New field.
4634 (Symbol_table::add_from_pluginobj): New function.
4636 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4637 (LIBDL): New variable.
4639 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4640 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4641 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4642 (MOSTLYCLEANFILES): Likewise.
4643 * testsuite/Makefile.in: Regenerate.
4644 * testsuite/plugin_test.c: New file.
4645 * testsuite/plugin_test_1.sh: New file.
4646 * testsuite/plugin_test_2.sh: New file.
4648 2008-09-16 Ian Lance Taylor <iant@google.com>
4650 * target-reloc.h (relocate_section): Check whether a symbol is
4651 defined by the ABI before reporting an undefined symbol error.
4652 * target.h (Target::is_defined_by_abi): Make parameter const.
4653 (Target::do_is_defined_by_abi): Likewise.
4654 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4655 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4656 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4657 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4658 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4659 * testsuite/Makefile.in: Rebuild.
4661 * fileread.cc (make_view): Add casts to avoid warning.
4663 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4665 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4666 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4668 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4670 * options.h (General_options::output_is_executable): New.
4671 (General_options::output_is_pie): New.
4672 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4673 for shared libraries.
4674 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4676 2008-09-11 Chris Demetriou <cgd@google.com>
4678 * options.h (origin): New -z option.
4679 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4680 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4683 2008-09-05 Cary Coutant <ccoutant@google.com>
4685 * fileread.cc (File_read::make_view): Add check for attempt to map
4688 2008-09-05 Cary Coutant <ccoutant@google.com>
4690 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4691 explicit instantiations.
4693 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4696 * options.cc (General_options::finalize): Allow undefined symbols
4697 in shlibs if linking -shared.
4700 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4701 symbols as not needing a dynsym entry.
4703 2008-08-20 Craig Silverstein <csilvers@google.com>
4705 * fileread.cc (File_read::open): Do not lock the file unless it
4706 was successfully opened.
4708 2008-08-14 Cary Coutant <ccoutant@google.com>
4710 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4711 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4712 * testsuite/tls_test.cc (struct int128): 128-bit struct
4713 for testing TLS relocs with non-zero addend.
4714 (v12): New TLS variable.
4716 (t_last): Add check for v12.
4717 * testsuite/tls_test.h (t12): New function.
4718 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4720 2008-08-13 Ian Lance Taylor <iant@google.com>
4722 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4723 set tls_segment_ or relro_segment_.
4724 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4726 * output.h (Output_section::clear_is_relro): New function.
4727 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4728 sections specially even when output_data_ is empty.
4729 (Output_segment::maximum_alignment): When first section is relro,
4730 only force alignment for PT_LOAD segments.
4731 * script.cc (script_data_segment_align): New function.
4732 (script_data_segment_relro_end): New function.
4733 * script-c.h (script_data_segment_align): Declare.
4734 (script_data_segment_relro_end): Declare.
4735 * script-sections.h (class Script_sections): Declare
4736 data_segment_align and data_segment_relro_end. Add fields
4737 segment_align_index_ and saw_relro_end_.
4738 * script-sections.cc (class Sections_element): Add set_is_relro
4739 virtual function. Add new bool* parameter to place_orphan_here.
4740 Add get_output_section virtual function.
4741 (class Output_section_definition): Add set_is_relro. Add new
4742 bool* parameter to place_orphan_here. Add get_output_section.
4743 Add is_relro_ field.
4744 (Output_section_definition::Output_section_definition): Initialize
4745 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4746 and is_relro_ fields.
4747 (Output_section_definition::place_orphan_here): Add is_relro
4749 (Output_section_definition::set_section_addresses): Set relro for
4751 (Output_section_definition::alternate_constraint): Likewise.
4752 (class Orphan_output_section): Add new bool* parameter to
4753 place_orphan_here. Add get_output_section.
4754 (Orphan_output_section::place_orphan_here): Add is_relro
4756 (Script_sections::Script_sections): Initialize
4757 data_segment_align_index_ and saw_relro_end_.
4758 (Script_sections::data_segment_align): New function.
4759 (Script_sections::data_segment_relro_end): New function.
4760 (Script_sections::place_orphan): Set or clear is_relro.
4761 (Script_sections::set_section_addresses): Force alignment of first
4763 * yyscript.y (exp): Call script_data_segment_align and
4764 script_data_segment_relro_end.
4765 * testsuite/relro_script_test.t: New file.
4766 * testsuite/relro_test.cc (using_script): Declare.
4767 (t1, t2): Test using_script.
4768 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4769 (relro_script_test_SOURCES): Define.
4770 (relro_script_test_DEPENDENCIES): Define.
4771 (relro_script_test_LDFLAGS): Define.
4772 (relro_script_test_LDADD): Define.
4773 (relro_script_test.so): New target.
4774 * testsuite/Makefile.in: Rebuild.
4776 2008-08-06 Cary Coutant <ccoutant@google.com>
4778 * archive.cc (Archive::total_archives, Archive::total_members)
4779 (Archive::total_members_loaded): New variables.
4780 (Archive::setup): Add parameter. Add option to preread
4782 (Archive::read_armap): Add counter.
4783 (Archive::get_file_and_offset): New function.
4784 (Archive::get_elf_object_for_member): New function.
4785 (Archive::read_all_symbols): New function.
4786 (Archive::read_symbols): New function.
4787 (Archive::add_symbols): Add counters.
4788 (Archive::include_all_members): Use armap to find members if it's
4790 (Archive::include_member): Skip reading symbols if already read.
4791 Factored code into Archive::get_file_and_offset and
4792 Archive::get_elf_object_for_member. Changed call to
4793 Mapfile::report_include_archive_member.
4794 (Archive::print_stats): New function.
4795 * archive.h: Declare Object and Read_symbols_data classes.
4796 (Archive::Archive): Add initializers for new members.
4797 (Archive::setup): Add parameter.
4798 (Archive::print_stats): New function.
4799 (Archive::total_archives, Archive::total_members)
4800 (Archive::total_members_loaded): New variables.
4801 (Archive::get_file_and_offset): New function.
4802 (Archive::get_elf_object_for_member): New function.
4803 (Archive::read_all_symbols): New function.
4804 (Archive::read_symbols): New function.
4805 (Archive::Archive_member): New class.
4806 (Archive::members_): New member.
4807 (Archive::num_members_): New member.
4808 * main.cc: Include archive.h.
4809 (main): Call Archive::print_stats.
4810 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4811 archive parameter; member_name is now the fully-decorated name.
4812 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4813 * options.h: (General_options): Add --preread-archive-symbols option.
4814 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4817 2008-08-04 Ian Lance Taylor <iant@google.com>
4819 * symtab.h (Symbol::use_plt_offset): New function.
4820 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4821 * powerpc.cc (Relocate::relocate): Likewise.
4822 * sparc.cc (Relocate::relocate): Likewise.
4823 * x86_64.cc (Relocate::relocate): Likewise.
4824 * testsuite/weak_plt.sh: New test.
4825 * testsuite/weak_plt_main.cc: New test.
4826 * testsuite/weak_plt_shared.cc: New test.
4827 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4828 (check_PROGRAMS): Add weak_plt.
4829 (check_DATA): Add weak_plt_shared.so.
4830 (weak_plt_main_pic.o, weak_plt): New targets.
4831 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4832 * testsuite/Makefile.in: Rebuild.
4834 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4836 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4837 * testsuite/Makefile.in: Rebuild.
4839 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4841 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4842 * Makefile.in: Regenerate.
4843 * po/POTFILES.in: Regenerate.
4845 2008-07-29 Ian Lance Taylor <iant@google.com>
4847 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4848 symbols before other symbols.
4849 * testsuite/script_test_2.cc (test_addr): Declare.
4850 (test_addr_alias): Declare.
4851 (main): Check that test_addr and test_addr_alias have the right
4853 * testsuite/script_test_2.t: Define test_addr_alias and
4856 2008-07-24 Ian Lance Taylor <iant@google.com>
4859 * descriptors.cc: New file.
4860 * descriptors.h: New file.
4861 * gold-threads.h (class Hold_optional_lock): New class.
4862 * fileread.cc: Include "descriptors.h".
4863 (File_read::~File_read): Release descriptor rather than closing
4865 (File_read::open) [file]: Call open_descriptor rather than open.
4866 Set is_descriptor_opened_.
4867 (File_read::open) [memory]: Assert that descriptor is not open.
4868 (File_read::reopen_descriptor): New function.
4869 (File_read::release): Release descriptor.
4870 (File_read::do_read): Make non-const. Reopen descriptor.
4871 (File_read::read): Make non-const.
4872 (File_read::make_view): Reopen descriptor.
4873 (File_read::do_readv): Likewise.
4874 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4875 Update declarations.
4876 * layout.cc: Include "descriptors.h".
4877 (Layout::create_build_id): Use open_descriptor rather than open.
4878 * output.cc: Include "descriptors.h".
4879 (Output_file::open): Use open_descriptor rather than open.
4880 * archive.cc (Archive::const_iterator): Change Archive to be
4882 (Archive::begin, Archive::end): Make non-const.
4883 (Archive::count_members): Likewise.
4884 * archive.h (class Archive): Update declarations.
4885 * object.h (Object::read): Make non-const.
4886 * Makefile.am (CCFILES): Add descriptors.cc.
4887 (HFILES): Add descriptors.h.
4888 * Makefile.in: Rebuild.
4891 * gold.h: Always include <clocale>. Add Solaris workarounds
4892 following code in binutils/sysdep.h.
4895 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4896 this->eh_frame_hdr_ is NULL before using it.
4898 * dynobj.cc (Versions::Versions): Update comment.
4900 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4901 the base version name.
4903 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4904 array size plus one.
4905 (Stringpool_template::set_string_offsets): Subtract one from key
4906 before using it as an array index.
4907 (Stringpool_template::get_offset_with_length): Likewise.
4908 (Stringpool_template::write_to_buffer): Likewise.
4909 * stringpool.h (Stringpool_template::get_offset_from_key):
4912 2008-07-23 Ian Lance Taylor <iant@google.com>
4915 * object.h (Merged_symbol_value::value): Do our best to handle a
4919 * script.cc (Version_script_info::get_versions): Don't add empty
4920 version tag to return value.
4921 (Version_script_info::get_symbol_version_helper): Change return
4922 type to bool. Add pversion parameter. Change all callers.
4923 (script_register_vers_node): Don't require a non-NULL tag.
4924 * script.h (class Version_script_info): Update declarations.
4925 (Version_script_info::get_symbol_version): Change return type to
4926 bool. Add version parameter. Change all callers.
4927 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4928 handling. Handle an empty version from a version script.
4929 (Symbol_table::define_special_symbol): Likewise.
4930 * testsuite/ver_test_10.script: New file.
4931 * testsuite/ver_test_10.sh: New file.
4932 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4933 (check_DATA): Add ver_test_10.syms.
4934 (ver_test_10.syms, ver_test_10.so): New target.
4935 * testsuite/Makefile.in: Rebuild.
4937 2008-07-23 Simon Baldwin <simonb@google.com>
4939 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4940 to zero for undefined symbols from dynamic libraries.
4942 2008-07-23 Ian Lance Taylor <iant@google.com>
4944 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4946 * symtab.h (class Symbol_table): Update declaration.
4947 * testsuite/ver_test_9.cc: New file.
4948 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4949 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4950 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4951 (ver_test_9.so, ver_test_9.o): New targets.
4952 * testsuite/Makefile.in: Rebuild.
4954 2008-07-22 Ian Lance Taylor <iant@google.com>
4956 * options.h (class General_options): Define --check-sections.
4957 * layout.cc (Layout::set_segment_offsets): Handle
4960 * options.h (class General_options): Define -n/--nmagic and
4962 * options.cc (General_options::finalize): For -n/--nmagic or
4963 -N/--omagic, set -static.
4964 * layout.cc (Layout::attach_allocated_section_to_segment): If
4965 -N/--omagic, don't put read-only and read-write sections in
4967 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4968 finding a read-only segment.
4969 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4970 don't set the minimum segment alignment to the common page size,
4971 and don't set the file offset to the address modulo the page size.
4972 * script-sections.cc (Script_sections::create_segments): If
4973 -n/--omagic, don't put read-only and read-write sections in
4976 * cref.cc: New file.
4978 * options.h (class General_options): Add --print-symbol-counts.
4979 * main.cc (main): Issue defined symbol report if requested.
4980 * archive.cc (Archive::interpret_header): Make into a const member
4982 (Archive::add_symbols): Call Input_objects::archive_start and
4984 (Archive::const_iterator): Define new class.
4985 (Archive::begin, Archive::end): New functions.
4986 (Archive::include_all_members): Rewrite to use iterator.
4987 (Archive::count_members): New function.
4988 * archive.h (class Archive): Update declarations.
4989 (Archive::filename): New function.
4990 * object.cc: Include "cref.h".
4991 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4992 (Sized_relobj::do_get_global_symbol_counts): New function.
4993 (Input_objects::add_object): Add object to cross-referencer.
4994 (Input_objects::archive_start): New function.
4995 (Input_objects::archive_stop): New function.
4996 (Input_objects::print_symbol_counts): New function.
4997 * object.h: Declare Cref and Archive.
4998 (Object::get_global_symbol_counts): New function.
4999 (Object::do_get_global_symbol_counts): New pure virtual function.
5000 (class Sized_relobj): Add defined_count_ field. Update
5002 (class Input_objects): Add cref_ field. Update constructor.
5003 Update declarations.
5004 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5006 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5008 (Sized_dynobj::do_get_global_symbol_counts): New function.
5009 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5010 defined_count_. Update declarations. Define Symbols typedef.
5011 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5012 parameter. Change all callers.
5013 (Symbol_table::add_from_dynobj): Add sympointers and defined
5014 parameters. Change all callers.
5015 * symtab.h (class Symbol_table): Update declarations.
5016 * Makefile.am (CCFILES): Add cref.cc.
5017 (HFILES): Add cref.h.
5018 * Makefile.in: Rebuild.
5020 2008-07-22 Simon Baldwin <simonb@google.com>
5022 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5023 to zero when writing undefined symbols.
5025 2008-07-22 Ian Lance Taylor <iant@google.com>
5027 * output.cc (Output_section::add_input_section): Don't try to
5028 merge empty merge sections.
5030 2008-07-21 Craig Silverstein <csilvers@google.com>
5032 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5033 Include symbol version in error message.
5035 2008-07-20 Chris Demetriou <cgd@google.com>
5037 * configure.ac (gold_cv_c_random_seed): New configured variable.
5038 (RANDOM_SEED_CFLAGS): New substituted variable.
5039 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5040 * configure: Rebuild.
5041 * Makefile.in: Likewise.
5042 * testsuite/Makefile.in: Likewise.
5044 2008-07-18 Ian Lance Taylor <iant@google.com>
5046 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5047 where we see NAME/NULL and NAME/VERSION as separate symbols.
5048 * testsuite/ver_test_main.cc (main): Call t4.
5049 (t4, t4_2a): Define.
5050 * testsuite/ver_test_2.cc (t4_2): Define.
5051 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5052 * testsuite/ver_test_4.cc (t4_2a): Define.
5053 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5054 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5056 2008-07-17 Ian Lance Taylor <iant@google.com>
5058 * dynobj.cc (Versions::add_def): If we give an error about a
5059 missing version, go ahead and create the version anyhow.
5061 2008-07-10 Ian Lance Taylor <iant@google.com>
5063 Handle output sections with more than 0x7fffffff bytes.
5064 * object.h (class Relobj): Change map_to_output_ to
5065 output_sections_, and just keep a section pointer. Change all
5066 uses. Move comdat group support to Sized_relobj.
5067 (Relobj::is_section_specially_mapped): Remove.
5068 (Relobj::output_section): Remove poff parameter. Change all
5070 (Relobj::output_section_offset): New function.
5071 (Relobj::set_section_offset): Rewrite.
5072 (Relobj::map_to_output): Remove.
5073 (Relobj::output_sections): New function.
5074 (Relobj::do_output_section_offset): New pure virtual function.
5075 (Relobj::do_set_section_offset): Likewise.
5076 (class Sized_relobj): Add section_offsets_ field. Add comdat
5077 group support from Relobj. Update declarations.
5078 (Sized_relobj::get_output_section_offset): New function.
5079 (Sized_relobj::do_output_section_offset): New function.
5080 (Sized_relobj::do_set_section_offset): New function.
5081 * object.cc (Relobj::output_section_address): Remove.
5082 (Sized_relobj::Sized_relobj): Initialize new fields.
5083 (Sized_relobj::include_section_group): Cast find_kept_object to
5085 (Sized_relobj::include_linkonce_section): Likewise.
5086 (Sized_relobj::do_layout): Use separate arrays for output section
5088 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5090 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5091 output_sections and section_offsets.
5092 (Sized_relobj::write_local_symbols): Likewise.
5093 (map_to_kept_section): Compute output address directly.
5094 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5095 output_sections and section_offsets.
5096 (Sized_relobj::write_sections): Likewise.
5097 (Sized_relobj::relocate_sections): Likewise.
5098 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5099 * output.h (class Output_reloc): Update declarations. Change
5100 u2_.relobj to Sized_relobj*.
5101 (class Output_data_reloc): Change add functions to use
5103 * output.cc (Output_reloc::Output_reloc): Change relobj to
5105 (Output_reloc::local_section_offset): Change return type to
5106 Elf_Addr. Use get_output_section_offset.
5107 (Output_reloc::get_address): Likewise.
5108 (Output_section::is_input_address_mapped): Don't call
5109 is_section_specially_mapped.
5110 (Output_section::output_offset): Likewise.
5111 (Output_section::output_address): Likewise.
5112 (Output_section::starting_output_address): Likewise.
5113 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5114 parameter to Sized_relobj*.
5115 (Copy_relocs::need_copy_reloc): Likewise.
5116 (Copy_relocs::save): Likewise.
5117 * copy-relocs.h (class Copy_relocs): Update declarations.
5118 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5119 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5120 * target-reloc.h (relocate_for_relocatable): Change
5121 offset_in_output_section type to Elf_Addr. Change code that uses
5123 * layout.cc (Layout::layout): Always set *off.
5124 * mapfile.cc (Mapfile::print_input_section): Use
5125 output_section_offset.
5126 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5128 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5129 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5130 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5132 2008-07-03 Ian Lance Taylor <iant@google.com>
5134 * layout.cc (Layout::include_section): Do not discard unrecognized
5135 SHT_STRTAB sections.
5137 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5139 * script.cc (Lex::can_continue_name): Make '?' allowable in
5140 version-script names.
5141 * testsuite/version_script.map: Change glob pattern to use '?'
5143 2008-06-30 Manish Singh <yosh@gimp.org>
5146 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5149 2008-06-30 Ian Lance Taylor <iant@google.com>
5153 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5154 versions]: Don't try to read the value in the contents, since we
5155 don't use it. Use the template endianness when writing.
5157 2008-06-25 Cary Coutant <ccoutant@google.com>
5159 * fileread.cc (File_read::make_view): Assert on zero-length view.
5160 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5161 symbol table when there are no symbols to read.
5163 2008-06-23 Craig Silverstein <csilvers@google.com>
5165 * version.cc (version_string): Bump to 1.7
5167 2008-06-18 Craig Silverstein <csilvers@google.com>
5169 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5170 constant 0xFFFF to type Valtype.
5171 (Powerpc_relocate_functions::rel16_ha): Likewise.
5173 2008-06-17 Ian Lance Taylor <iant@google.com>
5175 * output.h (Output_section::Input_section): Initialize p2align_ to
5176 zero for Output_section_data constructors.
5177 (Output_section::Input_section::addralign): If not an input
5178 section, return the alignment of the Output_section_data.
5179 * testsuite/copy_test.cc: New file.
5180 * testsuite/copy_test_1.cc: New file.
5181 * testsuite/copy_test_2.cc: New file.
5182 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5183 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5184 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5185 (copy_test_1_pic.o, copy_test_1.so): New targets.
5186 (copy_test_2_pic.o, copy_test_2.so): New targets.
5187 * testsuite/Makefile.in: Rebuild.
5189 * script-sections.cc (Script_sections::place_orphan): Initialize
5190 local variable exact.
5192 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5194 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5196 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5197 David S. Miller <davem@davemloft.net>
5199 * powerpc.cc: New file.
5200 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5201 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5202 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5203 * Makefile.in: Rebuild.
5205 2008-06-09 Ian Lance Taylor <iant@google.com>
5207 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5209 (throwing, orig_terminate): New static variables.
5210 (terminate_handler): New static function.
5211 (t2): Set terminate handler.
5213 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5216 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5219 2008-05-30 Cary Coutant <ccoutant@google.com>
5221 * archive.cc (Archive::include_all_members) Correct to step
5222 over symbol table and extended name table in thin archives.
5224 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5227 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5230 2008-05-28 Caleb Howe <cshowe@google.com>
5232 * reduced_debug_output.cc: New file.
5233 * reduced_debug_output.h: New file.
5234 * options.h (class General_options): Add --strip-debug-non-line.
5235 * options.cc (General_options::finalize): Add strip_debug_non_line
5236 to the strip heirarchy.
5237 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5239 * layout.cc: Include "reduced_debug_output.h".
5240 (Layout::Layout): Initialize new fields.
5241 (line_only_debug_sections): New static array.
5242 (is_lines_only_debug_sections): New static inline function.
5243 (Layout::include_section): Handle --strip-debug-non-line.
5244 (Layout::make_output_section): If --strip-debug-non-line, build
5245 new output sections for .debug_abbrev and .debug_info.
5246 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5247 gold. Warn about possible overflow.
5248 (read_signed_LEB_128): Likewise.
5249 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5250 (read_signed_LEB_128): Declare.
5251 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5252 (HFILES): Add reduced_debug_output.h.
5253 * Makefile.in: Rebuild.
5255 2008-05-21 Ian Lance Taylor <iant@google.com>
5257 * mapfile.cc: New file.
5258 * mapfile.h: New file.
5259 * options.h (class General_options): Add -M/--print-map and -Map.
5260 * options.cc (General_options::finalize): Make -M equivalent to
5262 * main.cc: Include <cstdio> and "mapfile.h".
5263 (main): Open mapfile if requested.
5264 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5265 constructor. Change caller.
5266 (queue_initial_tasks): Add mapfile parameter. Change caller.
5267 (queue_middle_tasks): Likewise.
5268 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5270 * archive.cc: Include "mapfile.h".
5271 (Archive::add_symbols): Add mapfile parameter. Change all
5272 callers. Pass mapfile, symbol, and reason to include_member.
5273 (Archive::include_all_members): Add mapfile parameter. Change all
5275 (Archive::include_member): Add mapfile, sym, and why parameters.
5276 Change all callers. Report inclusion to map file.
5277 * archive.h: Include "fileread.h".
5278 (class Archive): Update declarations.
5279 (Archive::file): New const method.
5280 (class Add_archive_symbols): Add mapfile_ field. Update
5281 constructor. Change all callers.
5282 * readsyms.h (class Read_symbols): Likewise.
5283 (class Finish_group): Likewise.
5284 (class Read_script): Likewise.
5285 * common.cc: Include "mapfile.h".
5286 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5288 (Symbol_table::do_allocate_commons): Likewise.
5289 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5290 symbol allocation to mapfile.
5291 * common.h (class Allocate_commons_task): Add mapfile_ field.
5292 Update constructor. Change all callers.
5293 * symtab.h (class Symbol_table): Update declarations.
5294 * layout.cc: Include "mapfile.h".
5295 (Layout_task_runner::run): Print information to mapfile.
5296 (Layout::create_gold_note): Change Output_data_fixed_space to
5297 Output_data_zero_fill.
5298 (Layout::create_build_id): Likewise.
5299 (Layout::print_to_mapfile): New function.
5300 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5301 constructor. Change caller.
5302 (class Layout): Declare print_to_mapfile.
5303 * output.cc (Output_section::Input_section::print_to_mapfile): New
5305 (Output_section::add_input_section): If producing a map, always
5306 add to input_sections_ list.
5307 (Output_section::do_print_to_mapfile): New function.
5308 (Output_segment::print_sections_to_mapfile): New function.
5309 (Output_segment::print_section_list_to_mapfile): New function.
5310 * output.h: Include "mapfile.h".
5311 (Output_data::print_to_mapfile): New function.
5312 (Output_data::do_print_to_mapfile): New virtual function.
5313 (Output_segment_headers::do_print_to_mapfile): New function.
5314 (Output_file_header::do_print_to_mapfile): New function.
5315 (Output_data_const::do_print_to_mapfile): New function.
5316 (class Output_data_const_buffer): Add map_name_ field. Update
5317 constructor. Change all callers. Add do_print_to_mapfile
5319 (class Output_data_fixed_space): Likewise.
5320 (class Output_data_space): Likewise.
5321 (class Output_data_zero_fill): New class.
5322 (Output_data_strtab::do_print_to_mapfile): New function.
5323 (Output_data_reloc_base::do_print_to_mapfile): New function.
5324 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5325 (Output_data_group::do_print_to_mapfile): New function.
5326 (Output_data_got::do_print_to_mapfile): New function.
5327 (Output_data_dynamic::do_print_to_mapfile): New function.
5328 (Output_symtab_xindex::do_print_to_mapfile): New function.
5329 (class Output_section): Declare do_print_to_mapflie. Declare
5330 print_to_mapfile in Input_section.
5331 (class Output_segment): Declare new functions.
5332 * object.h (Sized_relobj::symbol_count): New function.
5333 * script-sections.cc
5334 (Output_section_element_dot_assignment::set_section_addresses):
5335 Change Output_data_fixed_space to Output_data_zero_fill.
5336 (Output_data_expression::do_print_to_mapfile): New function.
5337 * script.cc (read_input_script): Add mapfile parameter. Change
5339 * script.h (read_input_script): Update declaration.
5340 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5341 (Eh_frame::do_print_to_mapfile): New function.
5342 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5343 (Output_merge_string::do_print_to_mapfile): New function.
5344 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5346 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5348 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5350 * Makefile.am (CCFILES): Add mapfile.cc.
5351 (HFILES): Add mapfile.h.
5352 * Makefile.in: Rebuild.
5354 2008-05-19 Ian Lance Taylor <iant@google.com>
5356 * options.h (class General_options): Add -z relro.
5357 * layout.cc (Layout::Layout): Initialize relro_segment_.
5358 (Layout::add_output_section_data): Return the output section.
5359 (Layout::make_output_section): Rcognize relro sections and mark
5361 (Layout::attach_allocated_section_to_segment): Put relro sections
5362 in a PT_GNU_RELRO segment.
5363 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5365 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5367 (Layout::linkonce_mapping): Map d.rel.ro.local to
5369 (Layout::output_section_name): Us .data.rel.ro.local for any
5370 section which begins with that.
5371 * layout.h (class Layout): Update add_output_section_data
5372 declaration. Add relro_segment_ field.
5373 * output.cc (Output_section::Output_section): Initialize is_relro_
5374 and is_relro_local_ fields.
5375 (Output_segment::add_output_section): Group relro sections.
5376 (Output_segment::is_first_section_relro): New function.
5377 (Output_segment::maximum_alignment): If there is a relro section,
5378 align the segment to the common page size.
5379 (Output_segment::set_section_addresses): Track whether we are
5380 looking at relro sections. If the last section is a relro
5381 section, align to the common page size.
5382 (Output_segment::set_section_list_addresses): Add in_relro
5383 parameter. Change all callers. Align to the page size when
5384 moving from relro to non-relro section.
5385 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5387 * output.h (class Output_section): Add is_relro_ and
5388 is_relro_local_ fields.
5389 (Output_section::is_relro): New function.
5390 (Output_section::set_is_relro): New function.
5391 (Output_section::is_relro_local): New function.
5392 (Output_section::set_is_relro_local): New function.
5393 (class Output_segment): Update declarations.
5394 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5395 * sparc.cc (Target_sparc::got_section): Likewise.
5396 * x86_64.cc (Target_x86_64::got_section): Likewise.
5397 * testsuite/relro_test_main.cc: New file.
5398 * testsuite/relro_test.cc: New file.
5399 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5400 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5401 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5402 (relro_test.so, relro_test_pic.o): New targets.
5403 * testsuite/Makefile.in: Rebuild.
5405 2008-05-16 Ian Lance Taylor <iant@google.com>
5407 * output.cc (Output_segment::add_output_section): Remove front
5409 * output.h (class Output_segment): Remove
5410 add_initial_output_section and overloaded add_output_section.
5411 Update declaration of remaining add_output_section.
5412 * layout.cc (Layout::create_interp): Call add_output_section
5413 rather than add_initial_output_section.
5414 (Layout::finish_dynamic_section): Likewise.
5416 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5417 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5418 know the dynamic type.
5419 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5420 field. Initialize it in constructor.
5421 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5422 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5423 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5426 * output.cc (Output_reloc::get_address): Change return type to
5428 * output.h (class Output_reloc): Update get_address declaration.
5429 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5430 for section addresses.
5432 2008-05-09 Ian Lance Taylor <iant@google.com>
5435 * gold.cc (gold_nomem): Use return value of write.
5437 2008-05-08 Ian Lance Taylor <iant@google.com>
5439 * symtab.c (Symbol::init_base_output_data): Add version
5440 parameter. Change all callers.
5441 (Symbol::init_base_output_segment): Likewise.
5442 (Symbol::init_base_constant): Likewise.
5443 (Symbol::init_base_undefined): Likewise.
5444 (Sized_symbol::init_output_data): Likewise.
5445 (Sized_symbol::init_output_segment): Likewise.
5446 (Sized_symbol::init_constant): Likewise.
5447 (Sized_symbol::init_undefined): Likewise.
5448 (Symbol_table::do_define_in_output_data): If the new symbol has a
5449 version, mark it as the default.
5450 (Symbol_table::do_define_in_output_segment): Likewise.
5451 (Symbol_table::do_define_as_constant): Likewise.
5452 * symtab.h (class Symbol): Update declarations.
5453 (class Sized_symbol): Likewise.
5454 * resolve.cc (Symbol::override_version): New function.
5455 (Symbol::override_base): Call override_version.
5456 (Symbol::override_base_with_special): Likewise.
5457 * testsuite/ver_script_8.script: New file.
5458 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5459 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5460 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5461 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5463 2008-05-06 Ian Lance Taylor <iant@google.com>
5466 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5468 (class General_options): Remove existing --undefined, and add
5469 --no-undefined instead. Add new --undefined as synonym for -u.
5470 * archive.cc (Archive::add_symbols): Check whether symbol was
5472 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5473 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5474 all uses. Add IS_UNDEFINED. Update declarations to split
5475 different versions of init_base. Declare init_base_undefined.
5476 (Symbol::is_defined): Handle IS_UNDEFINED.
5477 (Symbol::is_undefined): Likewise.
5478 (Symbol::is_weak_undefined): Call is_undefined.
5479 (Symbol::is_absolute): Handle IS_CONSTANT.
5480 (class Sized_symbol): Update declarations to split different
5481 versions of init. Declare init_undefined.
5482 (class Symbol_table): Declare new functions.
5483 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5485 (Symbol::init_base_output_data): Likewise.
5486 (Symbol::init_base_output_segment): Likewise.
5487 (Symbol::init_base_constant): Likewise.
5488 (Symbol::init_base_undefined): New function.
5489 (Sized_symbol::init_object): Rename from init. Change all
5491 (Sized_symbol::init_output_data): Likewise.
5492 (Sized_symbol::init_output_segment): Likewise.
5493 (Sized_symbol::init_constant): Likewise.
5494 (Sized_symbol::init_undefined): New function.
5495 (Symbol_table::add_undefined_symbols_from_command_line): New
5497 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5499 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5500 (Symbol::output_section): Likewise.
5501 (Symbol::set_output_section): Likewise.
5502 (Symbol_table::sized_finalize_symbol): Likewise.
5503 (Symbol_table::sized_write_globals): Likewise.
5504 * resolve.cc (Symbol_table::should_override): Likewise.
5505 (Symbol::override_base_with_special): Likewise.
5507 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5508 symbol, change it to have default visibility.
5509 * testsuite/protected_1.cc: New file.
5510 * testsuite/protected_2.cc: New file.
5511 * testsuite/protected_3.cc: New file.
5512 * testsuite/protected_main_1.cc: New file.
5513 * testsuite/protected_main_2.cc: New file.
5514 * testsuite/protected_main_3.cc: New file.
5515 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5516 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5517 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5518 (protected_1.so): New target.
5519 (protected_1_pic.o, protected_2_pic.o): New targets.
5520 (protected_3_pic.o): New target.
5521 (check_PROGRAMS): Add protected_2.
5522 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5523 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5524 * testsuite/Makefile.in: Rebuild.
5526 * options.h (DEFINE_var): Add set_user_set_##varname__.
5527 (DEFINE_bool_alias): New macro.
5528 (class General_options): Define -Bstatic using DEFINE_bool_alias
5529 rather than DEFINE_special. Add --undefined as an alias for -z
5531 * options.cc (General_options::parse_Bstatic): Remove.
5533 * options.h (class General_options): Add --fatal-warnings.
5534 * main.cc (main): Implement --fatal-warnings.
5535 * errors.h (Errors::warning_count): New function.
5537 * options.h (class General_options): Add -Bsymbolic-functions.
5538 * symtab.h (Symbol::is_preemptible): Check for
5539 -Bsymbolic-functions.
5541 2008-05-05 Ian Lance Taylor <iant@google.com>
5543 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5544 as noVARNAME rather than no-VARNAME.
5545 (class General_options): Add option -z combreloc.
5546 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5548 (Output_reloc::sort_before) [SHT_REL]: New function.
5549 (Output_reloc::sort_before) [SHT_RELA]: New function.
5550 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5551 Sort_relocs_comparison.
5552 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5553 parameter. Change all callers.
5554 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5555 sort_relocs parameter. Change all callers.
5556 * output.cc (Output_reloc::get_address): New function, broken out
5558 (Output_reloc::write_rel): Call it.
5559 (Output_reloc::compare): New function.
5560 (Output_data_reloc_base::do_write): Optionally sort relocs.
5562 * configure.ac: If targ_extra_obj is set, link it in.
5563 * configure.tgt: Initialize all variables.
5564 (x86_64*): Set targ_extra_obj and targ_extra_size.
5565 * configure: Rebuild.
5567 * object.cc (Sized_relobj::include_section_group): Adjust section
5568 indexes read from group data. Build vector to pass to
5570 * layout.cc (Layout::layout_group): Add flags and shndxes
5571 parameters. Remove contents parameter. Change caller. Update
5572 explicit instantiations.
5573 * layout.h (class Layout): Update layout_group declaration.
5574 * output.cc (Output_data_group::Output_data_group): Add flags and
5575 input_shndxes parameters. Remove contents parameter. Change
5577 (Output_data_group::do_write): Change input_sections_ to
5579 * output.h (class Output_data_group): Update constructor
5580 declaration. Rename input_sections_ to input_shndxes_.
5581 * testsuite/many_sections_test.cc: Add template.
5583 2008-04-30 Cary Coutant <ccoutant@google.com>
5585 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5587 * layout.cc (Layout::include_section): Refactored check for debug
5589 (Layout::add_comdat): Add new parameters. Change type
5590 of signature parameter. Add object and shndx to signatures table.
5591 (Layout::find_kept_object): New function.
5592 * layout.h: Include <cstring>.
5593 (Layout::is_debug_info_section): New function.
5594 (Layout::add_comdat): Add new parameters.
5595 (Layout::find_kept_object): New function.
5596 (Layout::Kept_section): New struct.
5597 (Layout::Signatures): Change type of map range.
5598 * object.cc (Relobj::output_section_address): New function.
5599 (Sized_relobj::include_section_group): Add new parameters. Change
5600 calls to Layout::add_comdat. Change to build table of kept comdat
5601 groups and table mapping discarded sections to kept sections.
5602 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5603 (Sized_relobj::do_layout): Change calls to include_section_group and
5604 include_linkonce_section.
5605 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5606 value to zero when section is discarded.
5607 (Sized_relobj::map_to_kept_section): New function.
5608 * object.h (Relobj::output_section_address): New function.
5609 (Relobj::Comdat_group): New type.
5610 (Relobj::find_comdat_group): New function.
5611 (Relobj::Comdat_group_table): New type.
5612 (Relobj::Kept_comdat_section): New type.
5613 (Relobj::Kept_comdat_section_table): New type.
5614 (Relobj::add_comdat_group): New function.
5615 (Relobj::set_kept_comdat_section): New function.
5616 (Relobj::get_kept_comdat_section): New function.
5617 (Relobj::comdat_groups_): New field.
5618 (Relobj::kept_comdat_sections_): New field.
5619 (Symbol_value::input_value): Update comment.
5620 (Sized_relobj::map_to_kept_section) New function.
5621 (Sized_relobj::include_linkonce_section): Add new parameter.
5622 * target-reloc.h (Comdat_behavior): New type.
5623 (get_comdat_behavior): New function.
5624 (relocate_section): Add code to map a discarded section to the
5625 corresponding kept section when applying a relocation.
5627 2008-04-30 Craig Silverstein <csilvers@google.com>
5629 * dwarf_reader.cc (next_generation_count): New static var.
5630 (Addr2line_cache_entry): New struct.
5631 (addr2line_cache): New static var.
5632 (Dwarf_line_info::one_addr2line): Added caching.
5633 (Dwarf_line_info::clear_addr2line_cache): New function.
5634 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5635 cache-size parameter.
5636 (Dwarf_line_info::one_addr2line_cache): New function.
5637 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5638 new cache-size argument to one_addr2line(), and clear cache.
5640 2008-04-28 Cary Coutant <ccoutant@google.com>
5642 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5643 R_386_PC8 relocations.
5645 2008-04-23 Ian Lance Taylor <iant@google.com>
5647 * object.cc (Sized_relobj::include_section_group): Check for
5648 invalid section group.
5650 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5653 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5654 than read for file header.
5655 * archive.cc (Archive::include_member): Likewise.
5657 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5659 * aclocal.m4: Regenerate.
5660 * configure: Regenerate.
5662 2008-04-19 Ian Lance Taylor <iant@google.com>
5664 * version.cc (version_string): Bump to 1.6.
5666 * testsuite/Makefile.am (many_sections_r_test): New target.
5667 (many_sections_r_test_SOURCES): Remove.
5668 (many_sections_r_test_DEPENDENCIES): Remove.
5669 (many_sections_r_test_LDFLAGS): Remove.
5670 (many_sections_r_test_LDADD): Remove.
5672 * object.cc (Sized_relobj::do_add_symbols): Always pass
5673 local_symbol_count_ to add_from_relobj.
5675 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5676 every thousand variables.
5677 * testsuite/Makefile.in: Rebuild.
5679 * object.cc (Xindex::initialize_symtab_xindex): New function.
5680 (Xindex::read_symtab_xindex): New function.
5681 (Xindex::sym_xindex_to_shndx): New function.
5682 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5684 (Sized_relobj::do_initialize_xindex): New function.
5685 (Sized_relobj::do_read_symbols): Adjust section links.
5686 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5687 parameter. Change all callers.
5688 (Sized_relobj::include_section_group): Adjust section links and
5689 symbol section indexes.
5690 (Sized_relobj::do_layout): Adjust section links.
5691 (Sized_relobj::do_count_local_symbols): Adjust section links and
5692 symbol section indexes.
5693 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5694 ordinary and special symbols.
5695 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5696 dynsym_xindex parameters. Change all callers. Adjust section
5697 links. Use SHN_XINDEX when needed.
5698 (Sized_relobj::get_symbol_location_info): Adjust section links.
5699 Don't get fooled by special symbols.
5700 * object.h (class Xindex): Define.
5701 (class Object): Add xindex_ parameter. Declare virtual functoin
5702 do_initialize_xindex.
5703 (Object::adjust_sym_shndx): New function.
5704 (Object::set_xindex): New protected function.
5705 (class Symbol_value): Add is_ordinary_shndx_ field.
5706 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5707 (Symbol_value::value): Assert ordinary section.
5708 (Symbol_value::initialize_input_to_output_map): Likewise.
5709 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5711 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5713 (class Sized_relobj): Update declarations.
5714 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5715 parameter. Change all callers.
5716 (Sized_relobj::adjust_shndx): New function.
5717 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5719 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5720 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5721 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5722 (Sized_dynobj::read_dynsym_section): Adjust section links.
5723 (Sized_dynobj::read_dynamic): Likewise.
5724 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5726 (Sized_dynobj::do_initialize_xindex): New function.
5727 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5728 do_initialize_xindex.
5729 (Sized_dynobj::adjust_shndx): New function.
5730 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5731 dynsym_xindex_ fields.
5732 (Layout::finalize): Add a call to set_section_indexes before
5733 creating the symtab sections.
5734 (Layout::set_section_indexes): Don't do anything if the section
5735 already has a section index.
5736 (Layout::create_symtab_sections): Add shnum parameter. Change
5737 caller. Create .symtab_shndx section if needed.
5738 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5740 (Layout::allocated_output_section_count): New function.
5741 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5743 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5744 fields. Update declarations.
5745 (Layout::symtab_xindex): New function.
5746 (Layout::dynsym_xindex): New function.
5747 (class Write_symbols_task): Add layout_ field.
5748 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5750 * output.cc (Output_section_headers::Output_section_headers): Add
5751 shstrtab_section parameter. Change all callers.
5752 (Output_section_headers::do_sized_write): Store overflow values
5753 for section count and section string table section index in
5754 section header zero.
5755 (Output_file_header::do_sized_write): Check for overflow of
5756 section count and section string table section index.
5757 (Output_symtab_xindex::do_write): New function.
5758 (Output_symtab_xindex::endian_do_write): New function.
5759 * output.h (class Output_section_headers): Add shstrtab_section_.
5760 Update declarations.
5761 (class Output_symtab_xindex): Define.
5762 (Output_section::has_out_shndx): New function.
5763 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5765 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5767 (Sized_symbol::init): Likewise.
5768 (Symbol::output_section): Check for ordinary symbol.
5769 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5770 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5772 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5773 Change all callers. Simplify handling of symbols from sections
5774 not included in the link.
5775 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5777 (Weak_alias_sorter::operator()): Assert that symbols are
5779 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5781 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5782 parameters. Change all callers.
5783 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5784 symbol distinction. Use SHN_XINDEX when needed.
5785 (Symbol_table::write_section_symbol): Add symtab_xindex
5786 parameter. Change all callers.
5787 (Symbol_table::sized_write_section_symbol): Likewise. Use
5788 SHN_XINDEX when needed.
5789 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5791 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5792 (Symbol::is_defined): Check is_ordinary.
5793 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5794 (Symbol::is_absolute, Symbol::is_common): Likewise.
5795 (class Sized_symbol): Update declarations.
5796 (class Symbol_table): Update declarations.
5797 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5798 parameters. Change all callers.
5799 (Sized_symbol::override): Likewise.
5800 (Symbol_table::override): Likewise.
5801 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5802 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5803 is_ordinary, and orig_st_shndx parameters. Change all callers.
5804 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5805 to be in an ordinary section.
5806 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5807 object and is_ordinary parameters. Change all callers.
5808 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5809 Change all callers. Don't add undefined or non-ordinary symbols
5811 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5813 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5815 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5816 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5817 (Sized_relobj::relocate_sections): Likewise.
5818 * target-reloc.h (scan_relocs): Adjust section symbol index.
5819 (scan_relocatable_relocs): Likewise.
5820 * i386.cc (Scan::local): Check for ordinary symbols.
5821 * sparc.cc (Scan::local): Likewise.
5822 * x86_64.cc (Scan::local): Likewise.
5823 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5824 to symbol_section_and_value.
5825 * testsuite/many_sections_test.cc: New file.
5826 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5827 (check_PROGRAMS): Add many_sections_test.
5828 (many_sections_test_SOURCES): Define.
5829 (many_sections_test_DEPENDENCIES): Define.
5830 (many_sections_test_LDFLAGS): Define.
5831 (BUILT_SOURCES): Add many_sections_define.h.
5832 (many_sections_define.h): New target.
5833 (BUILT_SOURCES): Add many_sections_check.h.
5834 (many_sections_check.h): New target.
5835 (check_PROGRAMS): Add many_sections_r_test.
5836 (many_sections_r_test_SOURCES): Define.
5837 (many_sections_r_test_DEPENDENCIES): Define.
5838 (many_sections_r_test_LDFLAGS): Define.
5839 (many_sections_r_test_LDADD): Define.
5840 (many_sections_r_test.o): New target.
5841 * testsuite/Makefile.in: Rebuild.
5843 2008-04-17 Cary Coutant <ccoutant@google.com>
5845 * errors.cc (Errors::info): New function.
5846 (gold_info): New function.
5847 * errors.h (Errors::info): New function.
5848 * gold.h (gold_info): New function.
5849 * object.cc (Input_objects::add_object): Print trace output.
5850 * options.cc (options::parse_set): New function.
5851 (General_options::parse_wrap): Deleted.
5852 (General_options::General_options): Deleted initializer.
5853 * options.h (options::String_set): New typedef.
5854 (options::parse_set): New function.
5855 (DEFINE_set): New macro.
5856 (General_options::wrap): Changed to use DEFINE_set. Changed
5857 callers of any_wrap_symbols and is_wrap_symbol.
5858 (General_options::trace, General_options::trace_symbol):
5860 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5861 (General_options::wrap_symbols_): Deleted.
5862 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5864 2008-04-17 David S. Miller <davem@davemloft.net>
5866 * options.cc (General_options::parse_V): New function.
5867 * options.h: Add entries for -V and -Qy.
5869 2008-04-17 Ian Lance Taylor <iant@google.com>
5871 * common.cc (Symbol_table::allocate_commons): Remove options
5872 parameter. Change caller.
5873 (Symbol_table::do_allocate_commons): Remove options parameter.
5874 Change caller. Just call do_allocate_commons_list twice.
5875 (Symbol_table::do_allocate_commons_list): New function, broken out
5876 of do_allocate_commons.
5877 * common.h (class Allocate_commons_task): Remove options_ field.
5879 * symtab.cc (Symbol_table::Symbol_table): Initialize
5881 (Symbol_table::add_from_object): Put TLS common symbols on
5883 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5884 which are IN_OUTPUT_DATA.
5885 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5886 allocate_commons and do_allocate_commons declarations. Declare
5887 do_allocate_commons_list.
5888 * gold.cc (queue_middle_tasks): Update creation of
5889 Allocate_commons_task to not pass options.
5890 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5891 (TLS_TEST_C_FLAGS): New variable.
5892 (tls_test_c_pic.o): New target.
5893 (tls_test_shared.so): Link in tls_test_c_pic.o.
5894 (tls_test_c_pic_ie.o): New target.
5895 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5896 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5897 (tls_test_c.o): New target.
5898 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5899 (tls_pic_test_LDADD): Likewise.
5900 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5901 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5902 (tls_test_c_gnu2.o): New target.
5903 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5905 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5906 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5907 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5908 * testsuite/tls_test.cc: Include "config.h".
5909 (t_last): Call t11_last.
5910 * testsuite/tls_test.h (t11, t11_last): Declare.
5911 * testsuite/tls_test_c.c: New file.
5912 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5913 * configure.ac: Check for OpenMP support.
5914 * configure, config.in, Makefile.in: Rebuild.
5915 * testsuite/Makefile.in: Rebuild.
5917 2008-04-16 Cary Coutant <ccoutant@google.com>
5919 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5920 (Target_i386::tls_base_symbol_defined_): New field.
5921 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5922 (Target_i386::Scan::global): Likewise.
5923 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5924 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5925 (Target_x86_64::tls_base_symbol_defined_): New field.
5926 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5927 (Target_x86_64::Scan::global): Likewise.
5929 2008-04-16 Cary Coutant <ccoutant@google.com>
5931 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5932 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5933 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5934 building shared libraries.
5935 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5936 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5937 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5938 * testsuite/Makefile.in: Rebuild.
5939 * testsuite/weak_undef.h: New file.
5940 * testsuite/weak_undef_file1.cc: Add extra test cases.
5941 * testsuite/weak_undef_file2.cc: Likewise.
5942 * testsuite/weak_undef_test.cc: Likewise.
5944 2008-04-16 David S. Miller <davem@davemloft.net>
5946 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5947 Add issued_non_pic_error_ field. Declare check_non_pic.
5948 (Target_sparc::Scan::check_non_pic): New function.
5949 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5950 (Target_sparc::Scan::global): Likewise.
5952 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5953 * configure: Rebuild.
5955 * options.h (DEFINE_enable): New macro.
5956 (new_dtags): New enable option.
5957 (initfirst, interpose, loadfltr, nodefaultlib,
5958 nodelete, nodlopen, nodump): New -z options.
5959 * layout.cc (Layout:finish_dynamic_section): If new
5960 dtags enabled, emit DT_RUNPATH. Also, emit a
5961 DT_FLAGS_1 containing any specified -z flags.
5963 2008-04-16 Ian Lance Taylor <iant@google.com>
5965 * copy-relocs.cc: New file.
5966 * copy-relocs.h: New file.
5967 * reloc.cc: Remove Copy_relocs code.
5968 * reloc.h: Likewise.
5969 * reloc-types.h (struct Reloc_types) [both versions]: Add
5970 get_reloc_addend_noerror.
5971 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5972 variants of add_global which take an addend which must be zero.
5973 * i386.cc: Include "copy-relocs.h".
5974 (class Target_i386): Change type of copy_relocs_ to variable,
5976 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5978 (Target_i386::do_finalize_sections): Change handling of
5980 * sparc.cc: Include "copy-relocs.h".
5981 (class Target_sparc): Change type of copy_relocs_ to variable,
5983 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5985 (Target_sparc::do_finalize_sections): Change handling of
5987 * x86_64.cc: Include "copy-relocs.h".
5988 (class Target_x86_64): Change type of copy_relocs_ to variable,
5990 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5991 class. Change all callers.
5992 (Target_x86_64::do_finalize_sections): Change handling of
5994 * Makefile.am (CCFILES): Add copy-relocs.cc.
5995 (HFILES): Add copy-relocs.h.
5997 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5999 * testsuite/script_test_4.sh: Permit leading zeroes.
6001 2008-04-15 Ian Lance Taylor <iant@google.com>
6003 * script-sections.cc (Script_sections::create_segments): Use
6004 header_size_adjustment even when there is enough room for the
6006 * testsuite/script_test_4.sh: New file.
6007 * testsuite/script_test_4.t: New file.
6008 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6009 (check_DATA): Add script_test_4.stdout.
6010 (MOSTLYCLEANFILES): Likewise.
6011 (script_test_4): New target.
6012 (script_test_4.stdout): New target.
6013 * testsuite/Makefile.in: Rebuild.
6015 * sparc.cc: Add definitions for Output_data_plt_sparc class
6018 2008-04-14 David S. Miller <davem@davemloft.net>
6020 * sparc.cc: New file.
6021 * Makefile.am (TARGETSOURCES): Add sparc.cc
6022 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6023 * configure.tgt: Document targ_extra_size and
6024 targ_extra_big_endian. Add entries for sparc-* and
6026 * configure.ac: Handle targ_extra_size and
6027 targ_extra_big_endian.
6028 * Makefile.in: Rebuild.
6029 * configure: Likewise.
6030 * po/POTFILES.in: Likewise.
6031 * po/gold.pot: Likewise.
6033 2008-04-14 Ian Lance Taylor <iant@google.com>
6035 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6036 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6037 in the name/type/flags to section mapping. Don't call
6038 allocate_output_section.
6039 (Layout::choose_output_section): Change parameter from adjust_name
6040 to is_input_section. Don't permit input sections after sections
6041 are attached to segments. Don't call allocate_output_section.
6042 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6043 not write_enable_output_section.
6044 (Layout::make_output_section): Don't push to
6045 unattached_section_list_ nor call attach_to_segment. Call
6046 attach_section_to_segment if sections are attached.
6047 (Layout::attach_sections_to_segments): New function.
6048 (Layout::attach_section_to_segment): New function.
6049 (Layout::attach_allocated_section_to_segment): Rename from
6050 attach_to_segment. Remove flags parameter.
6051 (Layout::allocate_output_section): Remove function.
6052 (Layout::write_enable_output_section): Remove function.
6053 * layout.h (class Layout): Update for above changes. Add new
6054 field sections_are_attached_.
6055 * output.h (Output_section::update_flags_for_input_section): New
6057 * output.cc (Output_section::add_input_section): Call
6058 update_flags_for_input_section.
6059 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6061 2008-04-11 Cary Coutant <ccoutant@google.com>
6063 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6064 thought unnecessary.
6065 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6067 2008-04-11 Ian Lance Taylor <iant@google.com>
6069 * output.h (class Output_section_data): Remove inline definition
6071 * output.cc (Output_section_data::set_addralign): New function.
6073 2008-04-11 Cary Coutant <ccoutant@google.com>
6075 Add support for TLS descriptors for i386 and x86_64.
6076 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6077 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6078 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6080 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6081 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6082 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6084 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6085 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6086 Fix problem with initial-exec relocations.
6087 (Target_i386::Relocate::relocate_tls): Likewise.
6088 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6090 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6091 support for section-plus-offset dynamic table entries.
6092 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6093 (Output_data_dynamic::Dynamic_entry): Add support for
6094 section-plus-offset dynamic table entries.
6095 (Output_data_dynamic::Classification): Likewise.
6096 (Output_data_dynamic::classification_): Renamed offset_.
6097 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6098 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6099 (Target_x86_64::make_plt_section): New function.
6100 (Target_x86_64::reserve_tlsdesc_entries): New function.
6101 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6102 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6103 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6104 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6105 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6106 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6107 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6108 add extra PLT entry for TLS descriptors.
6109 (Output_data_plt_x86_64::got_): New field.
6110 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6111 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6113 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6115 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6116 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6117 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6118 R_386_TLS_DESC_CALL relocations.
6119 (Target_x86_64::Scan::global): Likewise.
6120 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6121 for TLS descriptors.
6122 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6123 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6124 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6125 GD-to-IE relaxation.
6126 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6127 and TLS_DESCRIPTORS.
6128 * Makefile.in: Rebuild.
6129 * configure: Rebuild.
6130 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6131 (tls_test_shared2.so): New target.
6132 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6133 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6134 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6135 (tls_shared_gd_to_ie_test_LDADD): New variable.
6136 (tls_shared_gnu2_gd_to_ie_test): New target.
6137 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6139 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6140 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6141 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6142 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6143 (tls_shared_gnu2_test): New target.
6144 (tls_test_gnu2_shared.so): New target.
6145 (tls_shared_gnu2_test_SOURCES): New variable.
6146 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6147 (tls_shared_gnu2_test_LDFLAGS): New variable.
6148 (tls_shared_gnu2_test_LDADD): New variable.
6149 * testsuite/Makefile.in: Rebuild.
6150 * testsuite/Makefile.
6152 2008-04-11 Ian Lance Taylor <iant@google.com>
6154 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6156 * testsuite/Makefile.in: Rebuild.
6158 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6160 * testsuite/script_test_2.cc (main): Adjust test.
6162 2008-04-11 David S. Miller <davem@davemloft.net>
6163 Ian Lance Taylor <iant@google.com>
6165 * options.h (General_options): Add entries for '-Y' and
6167 * options.cc (General_options:finalize): If -Y was used, add those
6168 entries to the library path instead of the default "/lib" and
6171 2008-04-11 David S. Miller <davem@davemloft.net>
6173 * testsuite/justsyms.t: Start at 0x100.
6174 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6175 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6177 * testsuite/script_test_2.cc: Adjust string and section length
6180 2008-04-09 Ian Lance Taylor <iant@google.com>
6183 * script-sections.cc (Sections_element::allocate_to_segment): Add
6185 (Output_section_definition::allocate_to_segment): Likewise.
6186 (Orphan_output_section::allocate_to_segment): Likewise.
6187 (Script_sections::attach_sections_using_phdrs_clause): Don't
6188 propagate non-PT_LOAD segments to orphan sections.
6189 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6190 readelf rather than objdump.
6191 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6192 .interp section and PT_INTERP segment are the same size.
6193 * testsuite/Makefile.in: Rebuild.
6195 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6196 aliases for symbols defined in the same object.
6197 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6198 (weak_alias_test_SOURCES): New variable.
6199 (weak_alias_test_DEPENDENCIES): New variable.
6200 (weak_alias_test_LDFLAGS): New variable.
6201 (weak_alias_test_LDADD): New variable.
6202 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6203 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6204 (weak_alias_test_3.o): New target.
6205 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6206 * testsuite/weak_alias_test_main.cc: New file.
6207 * testsuite/weak_alias_test_1.cc: New file.
6208 * testsuite/weak_alias_test_2.cc: New file.
6209 * testsuite/weak_alias_test_3.cc: New file.
6211 2008-04-08 Ian Lance Taylor <iant@google.com>
6213 * options.h (class General_options): Add --noinhibit-exec option.
6214 * main.cc (main): Check --noinhibit-exec.
6216 * options.h (class General_options): Define --wrap as a special
6217 option. Add wrap_symbols_ field.
6218 (General_options::any_wrap_symbols): New function.
6219 (General_options::is_wrap_symbol): New function.
6220 * options.cc (General_options::parse_wrap): New function.
6221 (General_options::General_options): Initialize wrap_symbols_.
6222 * symtab.cc (Symbol_table::wrap_symbol): New function.
6223 (Symbol_table::add_from_object): Handle --wrap.
6224 * symtab.h (class Symbol_table): Declare wrap_symbol.
6225 * target.h (Target::wrap_char): New function.
6226 (Target::Target_info): Add wrap_char field.
6227 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6228 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6229 * testsuite/testfile.cc (Target_test::test_target_info):
6232 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6235 * layout.h (class Layout): Add added_eh_frame_data_ field.
6236 * layout.cc (Layout::Layout): Initialize new field.
6237 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6238 output section until we find a section we merged successfully.
6239 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6240 that the size be non-zero.
6242 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6245 2008-04-08 Craig Silverstein <csilvers@google.com>
6247 * configure.ac: Export new conditional variable HAVE_ZLIB.
6248 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6250 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6251 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6253 2008-04-07 Ian Lance Taylor <iant@google.com>
6255 * version.cc (version_string): Set to "1.5".
6257 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6258 Add issued_non_pic_error_ field. Declare check_non_pic.
6259 (Target_x86_64::Scan::check_non_pic): New function.
6260 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6261 (Target_x86_64::Scan::global): Likewise.
6263 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6264 addend parameter. Change caller. Handle merge sections.
6265 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6266 Address to Addend. Don't add in the result of
6267 local_section_offset, pass down the addend and use the returned
6269 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6270 Update declarations of local_section_offset and symbol_value.
6271 * testsuite/two_file_test_1.cc (t18): New function.
6272 * testsuite/two_file_test_2.cc (f18): New function.
6273 * testsuite/two_file_test_main.cc (main): Call t18.
6274 * testsuite/two_file_test.h (t18, f18): Declare.
6276 * configure.ac: Don't test for objdump, c++filt, or readelf.
6277 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6279 (TEST_READELF): New variable.
6280 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6281 (check_PROGRAMS): Add two_file_strip_test.
6282 (two_file_strip_test): New target.
6283 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6284 (two_file_same_shared_strip_test_SOURCES): New variable.
6285 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6286 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6287 (two_file_same_shared_strip_test_LDADD): New variable.
6288 (two_file_shared_strip.so): New target.
6289 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6290 (ver_test_5.syms, ver_test_7.syms): Likewise.
6291 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6292 (strip_test_3.stdout): Use TEST_OBJDUMP.
6293 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6295 2008-04-04 Cary Coutant <ccoutant@google.com>
6297 * symtab.h (Symbol::is_weak_undefined): New function.
6298 (Symbol::is_strong_undefined): New function.
6299 (Symbol::is_absolute): New function.
6300 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6301 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6303 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6304 (weak_undef_test): New target.
6305 * testsuite/Makefile.in: Rebuild.
6306 * testsuite/weak_undef_file1.cc: New file.
6307 * testsuite/weak_undef_file2.cc: New file.
6308 * testsuite/weak_undef_test.cc: New file.
6310 2008-04-03 Craig Silverstein <csilvers@google.com>
6312 * compressed_output.h (class Output_compressed_section): Use
6314 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6316 (zlib_compressed_suffix): Removed.
6317 (Output_compressed_section::set_final_data_size): Use unsigned
6319 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6320 Fix linker invocation.
6321 (flagstest_o_specialfile_and_compress_debug_sections):
6323 * testsuite/Makefile.in: Regenerated.
6325 2008-04-02 David S. Miller <davem@davemloft.net>
6327 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6328 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6330 2008-04-02 Craig Silverstein <csilvers@google.com>
6334 2008-04-02 Ian Lance Taylor <iant@google.com>
6336 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6337 parameters. Update for new key type to views_. Change all
6339 (File_read::read): Adjust for byteshift in returned view.
6340 (File_read::add_view): New function, broken out of
6342 (File_read::make_view): New function, broken out of
6344 (File_read::find_or_make_view): Add offset and aligned
6345 parameters. Rewrite accordingly. Change all callers.
6346 (File_read::get_view): Add offset and aligned parameters. Adjust
6347 for byteshift in return value.
6348 (File_read::get_lasting_view): Likewise.
6349 * fileread.h (class File_read): Update declarations.
6350 (class File_read::View): Add byteshift_ field. Add byteshift to
6351 constructor. Add byteshift method.
6352 * archive.h (Archive::clear_uncached_views): New function.
6353 (Archive::get_view): Add aligned parameter. Change all callers.
6354 * object.h (Object::get_view): Add aligned parameter. Change all
6356 (Object::get_lasting_view): Likewise.
6358 * fileread.cc (File_read::release): Don't call clear_views if
6359 there are multiple objects.
6360 * fileread.h (File_read::clear_uncached_views): New function.
6361 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6364 2008-03-31 Cary Coutant <ccoutant@google.com>
6366 Add thin archive support.
6367 * archive.cc (Archive::armagt): New const.
6368 (Archive::setup): Remove task parameter and calls to unlock.
6369 (Archive::unlock_nested_archives): New function.
6370 (Archive::read_header): Add nested_off parameter. Change
6372 (Archive::interpret_header): Likewise.
6373 (Archive::include_all_members): Change to handle thin
6375 (Archive::include_member): Likewise.
6376 * archive.h (Archive::Archive): Add new parameters and
6378 (Archive::armagt): New const.
6379 (Archive::setup): Remove task parameter.
6380 (Archive::unlock_nested_archives): New function.
6381 (Archive::read_header): Add nested_off parameter.
6382 (Archive::interpret_header): Likewise.
6383 (Archive::Nested_archive_table): New typedef.
6384 (Archive::is_thin_archive_): New field.
6385 (Archive::nested_archives_): New field.
6386 (Archive::options_): New field.
6387 (Archive::dirpath_): New field.
6388 (Archive::task_): New field.
6389 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6390 for thin archives. Pass additional parameters to
6391 Archive::Archive. Unlock the archive file after calling
6394 2008-03-29 Ian Lance Taylor <iant@google.com>
6396 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6397 version symbol to be local.
6398 * testsuite/ver_test_4.sh: New file.
6399 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6400 (check_DATA): Add ver_test_4.syms.
6401 (ver_test_4.syms): New target.
6402 * testsuite/Makefile.in: Rebuild.
6405 (Output_section::Input_section_sort_entry::has_priority): New
6407 (Output_section::Input_section_sort_entry::match_file_name): New
6409 (Output_section::Input_section_sort_entry::match_section_name):
6411 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6413 (Output_section::Input_section_sort_entry::match_section_file):
6415 (Output_section::Input_section_sort_compare::operator()): Rewrite
6416 using new Input_section_sort_entry functions. Sort crtbegin and
6417 crtend first. Sort sections with no priority before sections with
6419 * testsuite/initpri1.c (d3): Check j != 4.
6420 (cd5): New constructor/destructor function.
6421 (main): Check j != 2.
6423 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6424 new symbol when resolving, don't call set_is_default.
6425 * testsuite/ver_test_7.cc: New file.
6426 * testsuite/ver_test_7.sh: New file.
6427 * testsuite/Makefile.am (ver_test_7.so): New target.
6428 (ver_test_7.o): New target.
6429 (check_SCRIPTS): Add ver_test_7.sh.
6430 (check_DATA): Add ver_test_7.syms.
6431 (ver_test_7.syms): New target.
6433 2008-03-28 Ian Lance Taylor <iant@google.com>
6435 * layout.cc (Layout::layout): If we see an input section with a
6436 name that needs sorting, set the must_sort flag for the output
6438 (Layout::make_output_section): If the name of the output section
6439 indicates that it might require sorting, set the may_sort flag.
6440 * output.h (Output_section::may_sort_attached_input_sections): New
6442 (Output_section::set_may_sort_attached_input_sections): New
6444 (Output_section::must_sort_attached_input_sections): New
6446 (Output_section::set_must_sort_attached_input_sections): New
6448 (class Output_section): Declare Input_section_sort_entry. Define
6449 Input_section_sort_compare. Declare
6450 sort_attached_input_sections. Add new fields:
6451 may_sort_attached_input_sections_,
6452 must_sort_attached_input_sections_,
6453 attached_input_sections_are_sorted_.
6454 * output.cc (Output_section::Output_section): Initialize new
6456 (Output_section::add_input_section): Add an entry to
6457 input_sections_ if may_sort or must_sort are true.
6458 (Output_section::set_final_data_size): Call
6459 sort_attached_input_sections if necessary.
6460 (Output_section::Input_section_sort_entry): Define new class.
6461 (Output_section::Input_section_sort_compare::operator()): New
6463 (Output_section::sort_attached_input_sections): New function.
6464 * configure.ac: Check whether the compiler supports constructor
6465 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6466 * testsuite/initpri1.c: New file.
6467 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6468 CONSTRUCTOR_PRIORITY.
6469 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6470 (initpri1_LDFLAGS): New variable.
6471 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6473 2008-03-27 Ian Lance Taylor <iant@google.com>
6475 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6476 * testsuite/common_test_1.c: New file.
6477 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6478 (common_test_1_SOURCES): New variable.
6479 (common_test_1_DEPENDENCIES): New variable.
6480 (common_test_1_LDFLAGS): New variable.
6482 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6483 and commons_ correctly when NAME/VERSION does not override
6485 * testsuite/ver_test_6.c: New file.
6486 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6487 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6488 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6490 2008-03-26 Ian Lance Taylor <iant@google.com>
6492 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6493 of an undefined symbol from a version script.
6494 * testsuite/Makefile.am (ver_test_5.so): New target.
6495 (ver_test_5.o): New target.
6496 (check_SCRIPTS): Add ver_test_5.sh.
6497 (check_DATA): Add ver_test_5.syms.
6498 (ver_test_5.syms): New target.
6499 * testsuite/ver_test_5.cc: New file.
6500 * testsuite/ver_test_5.script: New file.
6501 * testsuite/ver_test_5.sh: New file.
6502 * Makefile.in, testsuite/Makefile.in: Rebuild.
6505 Fix problems building gold with gcc 4.3.0.
6506 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6507 (gold_error_at_location, gold_warning_at_location): Use it.
6508 * configure.ac: Check whether we can compile and use a template
6509 function with a printf attribute.
6510 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6511 when jumping over bytes.
6512 * object.cc: Instantiate Object::read_section_data.
6513 * debug.h: Include <cstring>
6514 * dwarf_reader.cc: Include <algorithm>
6515 * main.cc: Include <cstring>.
6516 * options.cc: Include <cstring>.
6517 * output.cc: Include <cstring>.
6518 * script.cc: Include <cstring>.
6519 * script.h: Include <string>.
6520 * symtab.cc: Include <cstring> and <algorithm>.
6521 * target-select.cc: Include <cstring>.
6522 * version.cc: Include <string>.
6523 * testsuite/testmain.cc: Include <cstdlib>.
6524 * configure, config.in: Rebuild.
6526 2008-03-25 Ian Lance Taylor <iant@google.com>
6528 * options.cc: Include "../bfd/bfdver.h".
6529 (options::help): Print bug reporting address.
6531 * version.cc (print_version): Adjust output for current value of
6536 * options.cc (options::help): Print list of supported targets.
6537 * target-select.h: Include <vector>.
6538 (class Target_selector): Make machine_, size_, and is_big_endian_
6539 fields const. Add bfd_name_ and instantiated_target_ fields.
6540 (Target_selector::Target_selector): Add bfd_name parameter.
6541 (Target_selector::recognize): Make non-virtual, call
6543 (Target_selector::recognize_by_name): Make non-virtual, call
6544 do_recognize_by_name.
6545 (Target_selector::supported_names): New function.
6546 (Target_selector::bfd_name): New function.
6547 (Target_selector::do_instantiate_target): New pure virtual
6549 (Target_selector::do_recognize): New virtual function.
6550 (Target_selector::do_recognize_by_name): New virtual function.
6551 (Target_selector::instantiate_target): New private function.
6552 (supported_target_names): Declare.
6553 * target-select.cc (Target_selector::Target_selector): Update for
6554 new parameter and fields.
6555 (select_target_by_name): Check that the name matches before
6556 calling recognize_by_name.
6557 (supported_target_names): New function.
6558 * i386.cc (class Target_selector_i386): Update Target_selector
6559 constructor call. Remove recognize and recognize_by_name. Add
6560 do_instantiate_target.
6561 * x86_64.cc (class Target_selector_x86_64): Likewise.
6562 * testsuite/testfile.cc (class Target_selector_test): Update for
6563 changes to Target_selector.
6565 * README: Rewrite, with some notes on unsupported features.
6567 2008-03-24 Cary Coutant <ccoutant@google.com>
6569 * i386.cc (Target_i386::Got_type): New enum declaration.
6570 (Target_i386::Scan::local): Updated callers of Output_data_got
6572 (Target_i386::Scan::global): Likewise.
6573 (Target_i386::Relocate::relocate): Likewise.
6574 (Target_i386::Relocate::relocate_tls): Likewise.
6575 * object.h (Got_offset_list): New class.
6576 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6577 (Sized_relobj::local_got_offset): Likewise.
6578 (Sized_relobj::set_local_got_offset): Likewise.
6579 (Sized_relobj::local_has_tls_got_offset): Removed.
6580 (Sized_relobj::local_tls_got_offset): Removed.
6581 (Sized_relobj::set_local_tls_got_offset): Removed.
6582 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6583 * output.cc (Output_data_got::add_global): Added got_type parameter.
6584 (Output_data_got::add_global_with_rel): Likewise.
6585 (Output_data_got::add_global_with_rela): Likewise.
6586 (Output_data_got::add_global_pair_with_rel): New function.
6587 (Output_data_got::add_global_pair_with_rela): New function.
6588 (Output_data_got::add_local): Added got_type parameter.
6589 (Output_data_got::add_local_with_rel): Likewise.
6590 (Output_data_got::add_local_with_rela): Likewise.
6591 (Output_data_got::add_local_pair_with_rel): New function.
6592 (Output_data_got::add_local_pair_with_rela): New function.
6593 (Output_data_got::add_global_tls): Removed.
6594 (Output_data_got::add_global_tls_with_rel): Removed.
6595 (Output_data_got::add_global_tls_with_rela): Removed.
6596 (Output_data_got::add_local_tls): Removed.
6597 (Output_data_got::add_local_tls_with_rel): Removed.
6598 (Output_data_got::add_local_tls_with_rela): Removed.
6599 * output.h (Output_data_got::add_global): Added got_type parameter.
6600 (Output_data_got::add_global_with_rel): Likewise.
6601 (Output_data_got::add_global_with_rela): Likewise.
6602 (Output_data_got::add_global_pair_with_rel): New function.
6603 (Output_data_got::add_global_pair_with_rela): New function.
6604 (Output_data_got::add_local): Added got_type parameter.
6605 (Output_data_got::add_local_with_rel): Likewise.
6606 (Output_data_got::add_local_with_rela): Likewise.
6607 (Output_data_got::add_local_pair_with_rel): New function.
6608 (Output_data_got::add_local_pair_with_rela): New function.
6609 (Output_data_got::add_global_tls): Removed.
6610 (Output_data_got::add_global_tls_with_rel): Removed.
6611 (Output_data_got::add_global_tls_with_rela): Removed.
6612 (Output_data_got::add_local_tls): Removed.
6613 (Output_data_got::add_local_tls_with_rel): Removed.
6614 (Output_data_got::add_local_tls_with_rela): Removed.
6615 * resolve.cc (Symbol::override_base_with_special): Removed
6616 reference to has_got_offset_ field.
6617 * symtab.cc (Symbol::init_fields): Replaced initialization
6618 of got_offset_ with got_offsets_. Removed initialization
6620 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6621 (Symbol::got_offset): Likewise.
6622 (Symbol::set_got_offset): Likewise.
6623 (Symbol::has_tls_got_offset): Removed.
6624 (Symbol::tls_got_offset): Removed.
6625 (Symbol::set_tls_got_offset): Removed.
6626 (Symbol::got_offset_): Removed.
6627 (Symbol::tls_mod_got_offset_): Removed.
6628 (Symbol::tls_pair_got_offset_): Removed.
6629 (Symbol::got_offsets_): New field.
6630 (Symbol::has_got_offset): Removed.
6631 (Symbol::has_tls_mod_got_offset): Removed.
6632 (Symbol::has_tls_pair_got_offset): Removed.
6633 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6634 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6636 (Target_x86_64::Scan::global): Likewise.
6637 (Target_x86_64::Relocate::relocate): Likewise.
6638 (Target_x86_64::Relocate::relocate_tls): Likewise.
6640 2008-03-25 Ben Elliston <bje@au.ibm.com>
6642 * yyscript.y: Fix spelling error in comment.
6644 2008-03-24 Ian Lance Taylor <iant@google.com>
6646 * options.h (class General_options): Define build_id option.
6647 * layout.h (class Layout): Declare write_build_id, create_note,
6648 create_build_id. Add build_id_note_ member.
6649 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6650 "libiberty.h", "md5.h", "sha1.h".
6651 (Layout::Layout): Initialize eh_frame_data_,
6652 eh_frame_hdr_section_, and build_id_note_.
6653 (Layout::finalize): Call create_build_id.
6654 (Layout::create_note): New function, broken out of
6655 Layout::create_gold_note.
6656 (Layout::create_gold_note): Call create_note.
6657 (Layout::create_build_id): New function.
6658 (Layout::write_build_id): New function.
6659 (Close_task_runner::run): Call write_build_id.
6661 * x86_64.cc: Correct license to GPLv3.
6663 2008-03-23 Ian Lance Taylor <iant@google.com>
6665 * options.cc: Include "demangle.h".
6666 (parse_optional_string): New function.
6667 (parse_long_option): Handle takes_optional_argument.
6668 (parse_short_option): Update dash_z initializer. Handle
6669 takes_optional_argument.
6670 (General_options::General_options): Initialize do_demangle_.
6671 (General_options::finalize): Set do_demangle_. Handle demangling
6673 * options.h (parse_optional_string): Declare.
6674 (struct One_option): Add optional_arg field. Update constructor.
6675 Update call constructor calls. Add takes_optional_argument
6677 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6678 (DEFINE_optional_string): Define.
6679 (General_options::demangle): Change from DEFINE_bool to
6680 DEFINE_optional_string.
6681 (General_options::no_demangle): New function.
6682 (General_options::do_demangle): New function.
6683 (General_options::set_do_demangle): New function.
6684 (General_options::execstack_status_): Move definition to end of
6686 (General_options::static_): Likewise.
6687 (General_options::do_demangle_): New field.
6688 * object.cc (big_endian>::get_symbol_location_info): Call
6689 Options::do_demangle, not Options::demangle.
6690 * symtab.cc (demangle): Likewise.
6692 2008-03-22 Ian Lance Taylor <iant@google.com>
6694 * gold.h: Include <cstddef> and <sys/types.h>
6695 * options.h: Include <cstring>.
6697 2008-03-21 Ian Lance Taylor <iant@google.com>
6699 * Added source code to GNU binutils.