1 2013-10-07 Cary Coutant <ccoutant@google.com>
4 * testsuite/Makefile.am (icf_test): Fix dependencies.
5 (icf_safe_test): Likewise.
6 (icf_safe_so_test): Likewise.
7 (large_symbol_alignment): Add empty _LDADD rule.
8 * testsuite/Makefile.in: Regenerate.
10 2013-09-03 Pavel Chupin <pavel.v.chupin@intel.com>
13 * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
14 relocation for R_X86_64_32 on x32.
16 2013-08-27 Roland McGrath <mcgrathr@google.com>
18 * output.cc (Output_segment::set_section_addresses): Take new
19 Target* argument. If target->isolate_execinstr() and the segment
20 is executable and starts at a target->abi_pagesize() boundary,
21 pad its end out to a target->abi_pagesize() boundary with code fill.
22 * output.h (Output_segment::set_section_addresses): Update decl.
23 * layout.h (Layout::check_output_data_for_reset_values): Take new
24 argument RELAX_OUTPUTS.
25 (Layout): New member relax_output_list_.
26 (Layout::add_relax_output): New method.
27 * layout.cc (Layout::Layout): Update constructor.
28 (Layout::reset_relax_output): New method.
29 (Layout::clean_up_after_relaxation): Call it.
30 (Layout::prepare_for_relaxation): Update caller.
31 (Layout::set_segment_offsets): Update callers of set_section_addresses.
32 Call reset_relax_output before re-processing segments for
33 isolate_execinstr case.
34 (Layout::write_data): Handle relax_output_list_.
35 (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
36 Take new argument RELAX_OUTPUTS. Assert it's an empty collection.
38 2013-08-23 Yuri Chornoivan <yurchor@ukr.net>
41 * object.h: Fix typos.
43 2013-08-16 Roland McGrath <mcgrathr@google.com>
45 * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
46 * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
48 2013-08-07 Cary Coutant <ccoutant@google.com>
50 Revert support for v2 DWP files:
52 2013-03-01 Cary Coutant <ccoutant@google.com>
54 Add dwp support for v2 DWARF package file format.
55 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
56 tu_length parameter. Adjust all callers.
57 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
58 * dwp.cc: Include dwarf.h.
59 (Section_bounds): New struct type.
60 (Unit_set): New struct type.
61 (Dwo_file::Dwo_file): Initialize new data member.
62 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
63 Combine and rename to...
64 (Dwo_file::read_unit_index): ...this.
65 (Dwo_file::sized_read_compunit_index)
66 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
67 (Dwo_file::sized_read_unit_index): ...this.
68 (Dwo_file::copy_section): Remove section_name, is_str_offsets
69 parameters; add section_id parameter.
70 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
71 (Dwo_file::add_unit_set): ...this.
72 (Dwo_file::shndx_map_): Remove.
73 (Dwo_file::sect_offsets_): New data member.
74 (Dwp_output_file::Dwp_output_file): Initialize new data members.
75 (Dwp_output_file::add_section): Rename to...
76 (Dwp_output_file::add_contribution): ...this.
77 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
78 (Dwp_output_file::add_tu_set): Likewise.
79 (Dwp_output_file::Contribution): New type.
80 (Dwp_output_file::Section::contributions): New data member.
81 (Dwp_output_file::Cu_or_tu_set): Remove.
82 (Dwp_output_file::Section::Section): New ctor.
83 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
84 (Dwp_output_file::Dwp_index::Section_table): New type.
85 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
86 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
88 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
89 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
90 (Dwp_output_file::Dwp_index::section_table): New member function.
91 (Dwp_output_file::Dwp_index::section_table_end): New member function.
92 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
93 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
94 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
95 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
96 (Dwp_output_file::Dwp_index::section_table_): New data member.
97 (Dwp_output_file::Dwp_index::section_mask_): New data member.
98 (Dwp_output_file::add_output_section): New member function.
99 (Dwp_output_file::write_new_section): New member function.
100 (Dwp_output_file::write_contributions): New member function.
101 (Dwp_output_file::section_id_map_): New data member.
102 (class Dwo_id_info_reader): Remove.
103 (class Unit_reader): New class.
104 (get_dwarf_section_name): New function.
105 (Dwo_file::read_executable): Adjust initializations of class data.
106 (Dwo_file::read): Add support for v2 package file format.
107 (Dwo_file::read_unit_index): Likewise.
108 (Dwo_file::sized_read_unit_index): Likewise.
109 (Dwo_file::copy_section): Likewise.
110 (Dwo_file::add_unit_set): Likewise.
111 (Dwp_output_file::add_output_section): Likewise.
112 (Dwp_output_file::add_contribution): Likewise.
113 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
115 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
117 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
119 (Dwp_output_file::initialize): Remove unused function.
120 (Dwp_output_file::finalize): Add support for v2 package file format.
121 (Dwp_output_file::write_index): Likewise.
122 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
125 2013-07-31 Cary Coutant <ccoutant@google.com>
127 * object.cc (Sized_relobj::do_output_section_address): New function.
128 (Sized_relobj): Instantiate explicitly.
129 * object.h (Object::output_section_address): New function.
130 (Object::do_output_section_address): New function.
131 (Sized_relobj::do_output_section_address): New function.
132 * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
134 2013-07-30 Cary Coutant <ccoutant@google.com>
135 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
137 * parameters.cc (Parameters::entry): Return target-specific entry
139 * target.h (Target::entry_symbol_name): New function.
140 (Target_info::entry_symbol_name): New data member.
142 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
143 * i386.cc (Target_i386::i386_info): Likewise.
144 (Target_i386_nacl::i386_nacl_info): Likewise.
145 * sparc.cc (Target_sparc::sparc_info): Likewise.
146 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
147 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
148 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
149 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
151 2013-07-22 Sterling Augustine <saugustine@google.com>
153 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
154 Convert parameter shndx to local variable. Add parameters symtab
155 and symtab_size. Scan over section names. Find relocation
156 section corresponding to current section. Create and initialize
157 reloc_mapper_ and reloc_type_.
158 (Dwarf_pubnames_table::read_header): Add assertion. Change
159 unit_length to off_t. Initialize member unit_length_. Fill in field
161 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
162 Initialize new fields unit_length_ and cu_offset_.
163 (Dwarf_pubnames_table::read_section): Update prototype.
164 (Dwarf_pubnames_table::cu_offset): New member function.
165 (Dwarf_pubnames_table::subsection_size): Likewise.
166 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
168 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
169 member functions public.
170 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
171 Update comment. Rework logic. Move repeated parts to...
172 (Gdb_index_info_reader::read_pubtable): ...here. New function.
173 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
174 pubtypes_table_, and stmt_list_offset.
175 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
176 Gdb_index::find_pubtype_offset,
177 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
178 (Gdb_index::pubnames_read): Update prototype and rework logic.
179 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
181 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
182 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
183 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
184 Gdb_index::map_pubtable_to_dies):
186 (Gdb_index::pubnames_read): Update declaration.
187 (Gdb_index::Pubname_offset_map): New type.
188 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
189 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
190 Gdb_index::stmt_list_offset): Declare.
191 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
192 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
193 Gdb_index::pubtypes_offset_): Remove.
195 2013-07-19 Roland McGrath <mcgrathr@google.com>
197 * options.h (General_options): Add -Trodata-segment option.
198 * parameters.cc (Parameters::check_rodata_segment): New function.
199 (Parameters::set_target_once): Call it.
200 * parameters.h (Parameters): Declare it (private member function).
201 * layout.cc (load_seg_unusable_for_headers): New function, broken
202 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
203 then validate rodata segment rather than text segment.
204 (relaxation_loop_body): Call that.
205 (is_text_segment): New function. Don't admit a non-executable
206 segment if TARGET->isolate_execinstr().
207 (set_segment_offsets): Call it. Honor -Trodata-segment option.
209 2013-07-15 Shawn Landden <shawnlandden@gmail.com>
212 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
213 * nacl.h (Sniff_file::View::View): Request aligned view.
215 2013-07-11 Cary Coutant <ccoutant@google.com>
217 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
218 correct BRLT entry size.
220 2013-07-03 Alan Modra <amodra@gmail.com>
222 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
225 2013-07-01 Cary Coutant <ccoutant@google.com>
227 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
229 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
230 (Dwarf_ranges_table::lookup_reloc): New function.
231 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
233 (Dwarf_ranges_table::lookup_reloc): New function.
234 (Dwarf_ranges_table::reloc_type_): New data member.
236 2013-06-27 Jing Yu <jingyu@google.com>
239 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
241 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
242 (Target_powerpc::do_relax): Call the above.
244 2013-06-27 Cary Coutant <ccoutant@google.com>
246 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
247 on garbage collected .opd section.
249 2013-06-27 Alan Modra <amodra@gmail.com>
251 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
253 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
254 (Target_powerpc::do_function_location): Likewise for loc->shndx.
256 2013-06-14 Cary Coutant <ccoutant@google.com>
258 * resolve.cc (Symbol::override_base): Don't override st_type
259 from plugin placeholder symbols.
260 (Symbol_table::resolve): Likewise.
261 (Symbol_table::should_override): Don't complain about TLS mismatch
262 if the TO symbol is a plugin placeholder.
263 * testsuite/Makefile.am (plugin_test_tls): New test.
264 * testsuite/Makefile.in: Regenerate.
265 * testsuite/plugin_test_tls.sh: New test script.
266 * testsuite/two_file_test_2_tls.cc: New test source.
267 * testsuite/two_file_test_tls.cc: New test source.
269 2013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
271 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
272 the maximum segment alignment is larger than the page size.
273 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
274 correctly aligns the symbols with large alignemnt.
275 * testsuite/Makefile.in: Regenerate.
276 * testsuite/large_symbol_alignment.cc: New file.
278 2013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
279 Sriraman Tallam <tmsriram@google.com>
281 * options.h (sort_section): New option.
282 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
283 Rename from Input_section_sort_section_name_special_ordering_compare.
284 (Input_section_sort_section_name_compare): New struct.
285 * output.cc (Output_section::Input_section_sort_section_name_compare::
286 operator()): New function.
287 (Output_section::sort_attached_input_sections): Use new sort function
288 for .text if --sort-section=name is specified.
289 * layout.cc (Layout::make_output_section):
290 Add sorting by name when --sort-section=name is specified.
291 * testsuite/Makefile.am (text_section_grouping): Test option
293 * testsuite/Makefile.in: Regenerate.
294 * testsuite/section_sorting_name.cc: New file.
295 * testsuite/section_sorting_name.sh: New file.
297 2013-05-21 Cary Coutant <ccoutant@google.com>
299 * symtab.h (Symbol::is_cxx_vtable): New function.
300 * target-reloc.h (relocate_section): Check for vtable symbol.
301 * testsuite/Makefile.am (missing_key_func.sh): New test case.
302 * testsuite/Makefile.in: Regenerate.
303 * testsuite/missing_key_func.cc: New test source.
304 * testsuite/missing_key_func.sh: New test script.
306 2013-05-21 Cary Coutant <ccoutant@google.com>
308 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
309 type of enclosing symbol.
310 (Relocate_info::location): Check symbol type when describing symbol.
311 * object.h (Symbol_location_info): Remove unused line_number;
312 add enclosing_symbol_type.
313 * testsuite/debug_msg.sh: Adjust expected output.
315 2013-05-13 Cary Coutant <ccoutant@google.com>
317 * configure.ac: Export DEFAULT_TARGET.
318 * configure: Regenerate.
319 * Makefile.in: Regenerate.
320 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
321 * testsuite/Makefile.in: Regenerate.
322 * testsuite/debug_msg.sh: Delete duplicate tests.
323 Don't check undef_int error message match for powerpc where the
324 source file and line number aren't available.
326 2013-05-10 Roland McGrath <mcgrathr@google.com>
328 * options.h (General_options): Add --rosegment-gap option.
329 * options.cc (finalize): --rosegment-gap implies --rosegment.
330 * layout.cc (set_segment_offsets): Let user option override
331 target->rosegment_gap().
333 2013-05-10 Roland McGrath <mcgrathr@google.com>
335 * options.h (General_options): Remove leading space from help
336 messages for -nostdlib and --rosegment.
338 2013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
341 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
343 2013-05-03 Alan Modra <amodra@gmail.com>
345 * merge.cc (Output_merge_string::do_add_input_section): Correct
346 scan for number of strings. Rename vars to avoid shadowing.
347 Include missing terminator in input_size_.
349 2013-05-01 H.J. Lu <hongjiu.lu@intel.com>
351 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
352 Restore empty string handling.
354 2013-05-01 Cary Coutant <ccoutant@google.com>
356 * stringpool.cc (Stringpool_template::new_key_offset): Fix
357 uninitialized warning.
359 2013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
361 * output.cc (Output_section::add_merge_input_section): Allow
362 to merge sections if the alignment is more than character size.
363 * merge.h (Output_merge_string::Output_merge_string): Remove
365 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
366 only not-null strings. Check the alignment of strings.
368 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
369 alignment as the argument.
370 (Stringpool_template<Stringpool_char>::addralign_): New class member.
371 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
372 Align non-zero length strings according to the addralign_.
373 (Stringpool_template<Stringpool_char>::set_string_offsets):
374 Updating offsets according to the given alignment.
375 * testsuite/Makefile.am (text_section_grouping): Test if string
376 literals are getting merged.
377 * testsuite/Makefile.in: Regenerate.
378 * testsuite/merge_string_literals_1.c: New file.
379 * testsuite/merge_string_literals_2.c: Ditto.
380 * testsuite/merge_string_literals.sh: Ditto.
382 2013-04-26 Ian Lance Taylor <iant@google.com>
384 * target-reloc.h (relocate_section): If the reloc offset is out of
385 range, pass VIEW as NULL to relocate.relocate.
386 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
387 * i386.cc (Target_i386::Relocate::relocate): Likewise.
388 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
389 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
390 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
391 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
393 2013-04-26 Geoff Pike <gpike@chromium.org>
395 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
396 * layout.cc (Hash_task): New class.
397 (Layout::queue_build_id_tasks): New function.
398 (Layout::write_build_id): Handle single-thread portion of build ID
399 computation. (In some cases, all of it is single-threaded.) Replace
400 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
401 functionality in fewer lines of code.
402 * layout.h (Layout::queue_build_id_tasks): New function declaration.
403 * options.h (General_options): make "--build-id" default to tree
404 rather than sha1. Add two new options related to --build-id=tree:
405 --build-id-chunk-size-for-treehash and
406 --build-id-min-file-size-for-treehash.
407 * Makefile.am: add testing of --build-id=tree and related new options
408 (these tests will be invoked by "make check").
409 * Makefile.in: Regenerate.
411 2013-04-25 Alan Modra <amodra@gmail.com>
413 * configure.tgt: Add powerpcle and powerpc64le.
415 2013-04-22 Alan Modra <amodra@gmail.com>
418 * layout.cc (Layout::segment_precedes): Allow more than one
419 segment with the same type and flags.
421 2013-04-15 Cary Coutant <ccoutant@google.com>
423 * layout.cc (Layout::set_relocatable_section_offsets): Don't
424 allocate space in file for BSS sections.
426 2013-04-15 Cary Coutant <ccoutant@google.com>
428 * script-sections.cc (Orphan_output_section): Reset address
429 to zero after each orphaned section for relocatable links.
431 2013-04-15 Cary Coutant <ccoutant@google.com>
433 * symtab.cc (Symbol_table::sized_write_globals): Subtract
434 section starting address for relocatable link.
435 * testsuite/Makefile.am (script_test_11): New test.
436 * testsuite/Makefile.in: Regenerate.
437 * testsuite/script_test_11.c: New source file.
438 * testsuite/script_test_11.t: New linker script.
440 2013-04-13 Alan Modra <amodra@gmail.com>
442 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
443 owner when sections are not adjacent and exceed group size.
444 (Target_powerpc::group_sections): Handle corner case.
445 (Target_powerpc::Branch_info::make_stub): Handle case where
446 stub table doesn't exist due to branches in non-exec sections.
447 (Target_powerpc::Relocate::relocate): Likewise.
449 2013-04-11 Alan Modra <amodra@gmail.com>
452 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
453 .branch_lt to match bfd ld. Adjust comments throughout file.
455 2013-04-04 Ian Lance Taylor <iant@google.com>
458 * object.cc (do_layout_deferred_sections): Handle .eh_frame
459 sections before checking whether they are included in the link.
461 2013-03-29 Sriraman Tallam <tmsriram@google.com>
463 * archive.cc (Archive::get_elf_object_for_member): Create the elf
464 object before calling the plugin claim_file handler. Pass the elf
465 object of the archive to the plugin. Delete the elf object if the
466 plugin claims the file.
468 2013-03-21 Alan Modra <amodra@gmail.com>
470 * layout.cc (Layout::set_segment_offsets): Accept writable .text
473 2013-03-21 Alan Modra <amodra@gmail.com>
475 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
477 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
478 uninitialized" warning.
480 2013-03-20 Alan Modra <amodra@gmail.com>
482 * symtab.h (Symbol::clear_version): New function.
483 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
484 is_needed by weak references. Clear version for symbols defined
485 in as-needed objects that are not needed.
487 2013-03-15 Alan Modra <amodra@gmail.com>
489 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
490 static and public. Add report_err param. Return false for data refs.
491 (Target_powerpc::rela_dyn_section): New overloaded function.
492 (Target_powerpc::plt_, iplt_): Elucidate.
493 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
494 (Output_data_plt_powerpc::do_write): Don't write .iplt.
495 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
496 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
497 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
498 push_branch and make_plt_entry for ifunc syms when
499 reloc_needs_plt_for_ifunc.
500 (Target_powerpc::Relocate::relocate): Don't use plt entry value
501 for ifunc unless reloc_needs_plt_for_ifunc.
503 2013-03-15 Alan Modra <amodra@gmail.com>
505 * gc.h (gc_process_relocs): Don't look through function descriptors.
506 * icf.cc (get_section_contents): Do so here instead.
508 2013-03-13 Alan Modra <amodra@gmail.com>
510 * powerpc.cc (is_branch_reloc): Forward declare.
511 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
512 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
513 false for 64-bit, true for 32-bit non-branch relocs.
514 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
515 * testsuite/Makefile.am (icf_test): Use linker map file instead of
517 (icf_safe_test): Generate linker map file as well as nm output.
518 (icf_safe_so_test): Likewise.
519 * testsuite/Makefile.in: Regenerate.
520 * testsuite/icf_test.sh: Parse linker map file to determine
522 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
523 * testsuite/icf_safe_so_test.sh: Likewise.
524 (X86_32_or_ARM_specific_safe_fold): Merge into..
525 (arch_specific_safe_fold): ..this.
526 (X86_64_specific_safe_fold): Delete unused function.
528 2013-03-12 Alan Modra <amodra@gmail.com>
530 * gc.h (gc_process_relocs): Look through function descriptors
531 to determine shndx, symvalue and addend used by ICF. Tidy
532 variable duplication.
534 2013-03-11 Alan Modra <amodra@gmail.com>
536 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
537 * layout.cc (Layout_task_runner::run): ..to here.
538 * symtab.h (struct Symbol_location): Extract from..
539 (class Symbol_table): ..here.
540 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
541 * target.h (class Target): Add function_location and
542 do_function_location functions.
543 (class Sized_target): Add do_function_location.
544 * object.h (class Sized_relobj_file): Move find_shdr..
545 (class Object): ..to here.
546 * object.cc: Likewise. Update to suit. Instantiate.
547 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
548 * powerpc.cc (class Powerpc_dynobj): New.
549 (Target_powerpc::do_function_location): New function.
550 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
551 (Powerpc_dynobj::do_read_symbols): New function.
552 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
554 2013-03-08 Ian Lance Taylor <iant@google.com>
556 * options.cc (General_options::string_to_object_format): Accept
559 2013-03-08 Alan Modra <amodra@gmail.com>
561 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
563 (struct Post_fde): Move definition to here..
564 * ehframe.cc (struct Post_fde): ..from here.
565 (Cie::write): Don't alloc Post_fde.
566 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
568 2013-03-07 Alan Modra <amodra@gmail.com>
570 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
571 relocation referencing .LC0.
572 * testsuite/discard_locals_test.sh: Remove FIXMEs.
574 2013-03-07 Alan Modra <amodra@gmail.com>
576 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
577 always_inline. Add assembly for powerpc to avoid GOT.
579 2013-03-07 Alan Modra <amodra@gmail.com>
581 * testsuite/script_test_10.sh: Don't test .bss section
584 2013-03-06 Alan Modra <amodra@gmail.com>
586 * powerpc.cc (class Powerpc_relobj): Move some member functions.
587 (Target_powerpc::symval_for_branch): Add symtab param. Update
588 all callers. Handle folded sections.
589 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
591 (Global_symbol_visitor_opd::operator()): Likewise.
593 2013-03-04 Alan Modra <amodra@gmail.com>
595 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
596 * testsuite/Makefile.in: Regenerate.
598 2013-03-01 Cary Coutant <ccoutant@google.com>
600 Add dwp support for v2 DWARF package file format.
601 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
602 tu_length parameter. Adjust all callers.
603 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
604 * dwp.cc: Include dwarf.h.
605 (Section_bounds): New struct type.
606 (Unit_set): New struct type.
607 (Dwo_file::Dwo_file): Initialize new data member.
608 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
609 Combine and rename to...
610 (Dwo_file::read_unit_index): ...this.
611 (Dwo_file::sized_read_compunit_index)
612 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
613 (Dwo_file::sized_read_unit_index): ...this.
614 (Dwo_file::copy_section): Remove section_name, is_str_offsets
615 parameters; add section_id parameter.
616 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
617 (Dwo_file::add_unit_set): ...this.
618 (Dwo_file::shndx_map_): Remove.
619 (Dwo_file::sect_offsets_): New data member.
620 (Dwp_output_file::Dwp_output_file): Initialize new data members.
621 (Dwp_output_file::add_section): Rename to...
622 (Dwp_output_file::add_contribution): ...this.
623 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
624 (Dwp_output_file::add_tu_set): Likewise.
625 (Dwp_output_file::Contribution): New type.
626 (Dwp_output_file::Section::contributions): New data member.
627 (Dwp_output_file::Cu_or_tu_set): Remove.
628 (Dwp_output_file::Section::Section): New ctor.
629 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
630 (Dwp_output_file::Dwp_index::Section_table): New type.
631 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
632 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
634 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
635 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
636 (Dwp_output_file::Dwp_index::section_table): New member function.
637 (Dwp_output_file::Dwp_index::section_table_end): New member function.
638 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
639 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
640 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
641 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
642 (Dwp_output_file::Dwp_index::section_table_): New data member.
643 (Dwp_output_file::Dwp_index::section_mask_): New data member.
644 (Dwp_output_file::add_output_section): New member function.
645 (Dwp_output_file::write_new_section): New member function.
646 (Dwp_output_file::write_contributions): New member function.
647 (Dwp_output_file::section_id_map_): New data member.
648 (class Dwo_id_info_reader): Remove.
649 (class Unit_reader): New class.
650 (get_dwarf_section_name): New function.
651 (Dwo_file::read_executable): Adjust initializations of class data.
652 (Dwo_file::read): Add support for v2 package file format.
653 (Dwo_file::read_unit_index): Likewise.
654 (Dwo_file::sized_read_unit_index): Likewise.
655 (Dwo_file::copy_section): Likewise.
656 (Dwo_file::add_unit_set): Likewise.
657 (Dwp_output_file::add_output_section): Likewise.
658 (Dwp_output_file::add_contribution): Likewise.
659 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
661 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
663 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
665 (Dwp_output_file::initialize): Remove unused function.
666 (Dwp_output_file::finalize): Add support for v2 package file format.
667 (Dwp_output_file::write_index): Likewise.
668 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
671 2013-03-01 Cary Coutant <ccoutant@google.com>
673 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
674 function into class definition in header file.
675 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
676 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
678 (Dwarf_info_reader::check_buffer): Move here from .cc file.
680 2013-02-28 Alan Modra <amodra@gmail.com>
682 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
683 * target.cc (Target::do_plt_fde_location): New function.
684 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
685 accessor function, and constructor param.
686 (struct Post_fde, Post_fdes): Declare.
687 (Cie::write): Add post_fdes param.
688 * ehframe.cc (Fde::write): Use plt_fde_location.
689 (struct Post_fde): Define.
690 (Cie::write): Stash FDEs added post merge mapping.
691 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
692 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
693 (Eh_frame::do_sized_write): Arrange to write post map FDES after
695 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
696 (Target_powerpc::has_glink): New function.
697 (Target_powerpc::do_relax): Add eh_frame info for stubs.
698 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
699 glink_eh_frame_fde_32, default_fde): New data.
700 (Stub_table::eh_frame_added_): New var.
701 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
703 (Stub_table::add_eh_frame): New function.
704 (Output_data_glink::add_eh_frame): New function.
705 (Target_powerpc::make_glink_section): Call add_eh_frame.
707 2013-02-15 Ian Lance Taylor <iant@google.com>
709 * options.h (DEFINE_uint64_alias): Define.
710 (class General_options): Add -Ttext-segment as an alias for
713 2013-02-15 Alan Modra <amodra@gmail.com>
715 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
716 (Stub_table::do_write): ..here, two places.
717 (Stub_table::plt_call_size): Use it here too.
719 2013-02-11 Ian Lance Taylor <iant@google.com>
721 * descriptors.cc (Descriptors::close_all): New function.
722 * descriptors.h (class Descriptors): Declare close_all.
723 (close_all_descriptors): New inline function.
724 * plugin.cc: Include "descriptors.h".
725 (Plugin_manager::cleanup): Call close_all_descriptors.
727 2013-02-06 Alan Modra <amodra@gmail.com>
729 * README: Update coding style link.
731 2013-01-28 Cary Coutant <ccoutant@google.com>
733 * dwp.cc (File_list): New typedef.
734 (Dwo_name_info_reader): New class.
735 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
736 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
737 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
738 (Dwo_file::read_executable): New function.
739 (Dwo_file::read): Move common setup code to ...
740 (Dwo_file::make_object): ... here.
741 (dwp_options): Add --exec/-e.
745 2013-01-24 Sriraman Tallam <tmsriram@google.com>
747 * layout.cc (Layout::layout): Check for option text_reorder.
748 (Layout::make_output_section): Ditto.
749 * options.h (text_reorder): New option.
750 * output.cc (Input_section_sort_compare): Remove special ordering
753 Input_section_sort_section_name_special_ordering_compare::
754 operator()): New function.
755 (Output_section::sort_attached_input_sections): Use new sort function
757 * output.h (Input_section_sort_section_name_special_ordering_compare):
759 * testsuite/Makefile.am (text_section_grouping): Test option
761 * testsuite/Makefile.in: Regenerate.
762 * testsuite/text_section_grouping.sh: Check order of functions without
763 default text reordering.
765 2013-01-18 Mike Frysinger <vapier@gentoo.org>
767 * options.h (General_options): Change default to true for new_dtags.
769 2013-01-18 Mike Frysinger <vapier@gentoo.org>
771 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
772 when enable_new_dtags is false. Only add DT_RUNPATH when
773 enable_new_dtags is true.
775 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
777 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
778 used in declaration and definition consistent.
779 (Target_powerpc::symval_for_branch): Ditto.
781 2013-01-16 Sriraman Tallam <tmsriram@google.com>
783 * testsuite/plugin_final_layout.cc: Fix comment.
785 2013-01-16 Sriraman Tallam <tmsriram@google.com>
787 * layout.cc (Layout::layout): Do not do default sorting for
788 text sections when section ordering is specified.
789 (make_output_section): Ditto.
790 * testsuite/plugin_final_layout.cc: Name the function sections
791 to catch reordering issues.
793 2013-01-15 Alan Modra <amodra@gmail.com>
795 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
798 2013-01-15 Alan Modra <amodra@gmail.com>
800 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
801 * testsuite/Makefile.in: Regenerate.
803 2013-01-14 Alan Modra <amodra@gmail.com>
805 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
806 * testsuite/Makefile.in: Regenerate.
808 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
811 Fix mingw gold build with plugins enabled
812 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
813 * configure.ac: Export DLOPEN_LIBS and add headers check.
814 * plugin.cc: Handle non-dlfcn case.
815 * Makefile.in: Regenerate.
816 * config.in: Regenerate.
817 * configure: Regenerate.
818 * testsuite/Makefile.in: Regenerate.
820 2013-01-09 Sriraman Tallam <tmsriram@google.com>
822 * output.h (sort_attached_input_sections): Change to be public.
824 (Output_section_definition::set_section_addresses): Sort
825 attached input sections according to section order before linker
826 script assigns section addresses.
827 (Orphan_output_section::set_section_addresses): Sort
828 attached input sections according to section order before linker
829 script assigns section addresses.
830 * Makefile.am (final_layout.sh): Use a simple linker script to
831 check if section ordering still works.
832 * Makefile.in: Regenerate.
834 2013-01-09 Ben Cheng <bccheng@google.com>
836 * arm.cc (Target_arm::attributes_accept_div): New function.
837 (Target_arm::attributes_forbid_div): New function.
838 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
839 attribute using the same new functions as what bfd/elf32_arm.c
842 2013-01-07 Cary Coutant <ccoutant@google.com>
845 * output.cc (Output_section::add_input_section): For incremental
846 updates, don't track input sections that are allocated from patch
849 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
850 Ian Lance Taylor <iant@google.com>
853 * configure.ac (--enable-ld): Removed.
854 (install_as_default): Set to yes only for --enable-gold=default
856 * configure: Regenerated.
858 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
860 * options.h (General_options): Add -fuse-ld= for GCC linker
861 option compatibility.
863 2013-01-04 Cary Coutant <ccoutant@google.com>
865 * configure.ac: Fix typo restoring CXXFLAGS.
866 * configure: Regenerate.
868 2013-01-04 Cary Coutant <ccoutant@google.com>
870 * testsuite/Makefile.am (CXXLINK_S): New macro.
871 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
872 * testsuite/Makefile.in: Regenerate.
874 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
876 * version.cc (print_version): Update copyright year to 2013.
878 2012-12-20 Ian Lance Taylor <iant@google.com>
880 * layout.cc (Layout::special_ordering_of_input_section): New
882 (Layout::layout): If input section requires special ordering, must
884 (Layout::make_output_section): May sort .text input sections.
885 (Layout::is_section_name_prefix_grouped): Remove.
886 * layout.h (class Layout): Declare
887 special_ordering_of_input_section. Don't declare
888 is_section_name_prefix_grouped.
889 * output.cc (Output_section::add_input_section): Revert last
891 (Output_section::Input_section_sort::match_file_name): Don't crash
892 if called on output section data.
893 (Output_section::Input_section_sort_compare): Sort based on
895 (Output_section::Input_section_sort_section_order_index_compare):
897 (Output_section::sort_attached_input_sections): Likewise.
899 2012-12-18 Sriraman Tallam <tmsriram@google.com>
901 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
902 * layout.h (Layout::is_section_name_prefix_grouped): New function.
903 * output.cc (Output_section::add_input_section): Check if section
904 name contains special prefix. Keep input sections to sort such
906 (Output_section::Input_section_sort_section_order_index_compare
907 ::operator()): Group sections according to prefixes.
908 (Output_section::sort_attached_input_sections): Add condition to
909 Input_section_entry constructor call.
910 * testsuite/Makefile.am (text_section_grouping): New test.
911 * testsuite/Makefile.in: Regenerate.
912 * testsuite/text_section_grouping.cc: New file.
913 * testsuite/text_section_grouping.sh: New file.
915 2012-12-17 Nick Clifton <nickc@redhat.com>
917 * Makefile.am: Add copyright notice.
920 * configure.ac: Likewise.
921 * ftruncate.c: Likewise.
922 * Makefile.in: Regenerate.
924 2012-12-14 Cary Coutant <ccoutant@google.com>
926 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
928 (exception_separate_shared_12_test): Likewise.
929 (incremental_copy_test): Likewise.
930 * testsuite/Makefile.in: Regenerate.
932 2012-12-14 Cary Coutant <ccoutant@google.com>
934 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
935 (Dwp_output_file::Dwp_index::enter_set): Add assert.
937 2012-12-12 Alan Modra <amodra@gmail.com>
939 * powerpc.cc (class Track_tls): New.
940 (class Relocate, class Scan): Inherit Track_tls.
941 (Target_powerpc::Scan::local, global): Track tls optimization
942 and avoid creating plt entry for __tls_get_addr if all uses
944 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
946 2012-12-12 Alan Modra <amodra@gmail.com>
948 * options.h (General_options): Add --toc-sort/--no-toc-sort.
949 Replace no_toc_optimize with toc_optimize.
950 * output.h (Output_section::input_sections): Provide non-const variant.
951 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
952 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
954 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
955 (class Sort_toc_sections): New.
956 (Target_powerpc::do_finalize_sections): Sort toc sections.
957 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
959 2012-12-10 Roland McGrath <mcgrathr@google.com>
961 * testsuite/binary_unittest.cc (read_all): New function.
962 (Sized_binary_test): Use it instead of ::read.
963 * fileread.cc (do_read): Don't assume pread always reads the whole
964 amount in a single call.
966 2012-12-10 Alan Modra <amodra@gmail.com>
968 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
969 Set EM_PPC64 or EM_PPC here.
970 (Target_selector_powerpc::do_recognize): Delete.
972 2012-12-10 Alan Modra <amodra@gmail.com>
974 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
976 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
978 2012-12-07 Roland McGrath <mcgrathr@google.com>
980 * testsuite/binary_unittest.cc (Sized_binary_test):
981 Use open_descriptor rather than ::open.
983 2012-12-07 Alan Modra <amodra@gmail.com>
985 * powerpc.cc (Stub_table::do_write): Delete redundant Address
986 typedef and invalid_address constant.
987 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
988 instantiate constants.
990 2012-12-06 Roland McGrath <mcgrathr@google.com>
992 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
993 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
994 * aclocal.m4: Regenerate.
995 * configure: Regenerate.
996 * Makefile.in: Regenerate.
997 * testsuite/Makefile.in: Regenerate.
999 2012-12-07 Alan Modra <amodra@gmail.com>
1001 * options.h (General_options): Add no_toc_optimize.
1002 * powerpc.cc (ok_lo_toc_insn): New function.
1003 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
1005 2012-12-06 Alan Modra <amodra@gmail.com>
1007 * options.h (General_options): Add plt_align, plt_static_chain,
1008 plt_thread_safe. Update stub_group_size help text.
1009 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
1010 for new plt_thread_safe_ var.
1011 (use_plt_offset): Correct comments.
1012 (Target_powerpc::do_relax): Look for thread creation symbols to
1013 determine default plt_thread_safe value. Clear plt call stubs
1014 as well as branch stubs each iteration.
1015 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
1017 (l, hi, ha, write_insn): Move earlier.
1018 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
1019 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
1021 (Stub_table::update_size): Adjust.
1022 (Stub_table::prev_size, set_prev_size): Delete.
1023 (Stub_table::stub_align): Let --plt-align affect result.
1024 (Stub_table::plt_call_size): Calculate sizes for various stubs.
1025 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
1026 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
1027 (Stub_table::do_write): Support more stub variants.
1029 2012-12-04 Alan Modra <amodra@gmail.com>
1031 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
1032 (Target_powerpc::do_define_standard_symbols): New function.
1034 2012-12-03 Alan Modra <amodra@gmail.com>
1036 * output.h: Formatting, whitespace.
1038 2012-12-03 Alan Modra <amodra@gmail.com>
1040 * layout.h (Layout::get_executable_sections): Declare.
1041 * layout.cc (Layout::get_executable_sections): New function.
1042 * arm.cc (Target_arm::group_sections): Use it.
1043 (Arm_output_section::group_sections): Delete now redundant test.
1044 * output.cc (Output_reloc::Output_reloc): Add is_relative.
1045 param to handle relative relocs.
1046 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
1047 (Output_data_reloc::add_absolute): Adjust.
1048 (Output_data_reloc::add_relative): New function.
1049 (Output_data::reset_data_size): New function.
1050 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
1051 (Output_section::set_addralign): New function.
1052 (Output_section::checkpoint_set_addralign): New function.
1053 (Output_section::clear_section_offsets_need_adjustment): New function.
1054 (Output_section::input_sections): Make public.
1055 * powerpc.cc (class Output_data_brlt_powerpc): New.
1056 (class Stub_table, class Stub_control): New.
1057 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
1058 stub_table_, set_stub_table, stub_table): New vectors and accessor
1060 (Target_powerpc::do_may_relax, do_relax, push_branch,
1061 new_stub_table, stub_tables, brlt_section, group_sections,
1062 add_branch_lookup_table, find_branch_lookup_table,
1063 write_branch_lookup_table, make_brlt_section): New functions.
1064 (Target_powerpc::struct Sort_sections, class Branch_info): New.
1065 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
1066 branch_info_): New vars.
1067 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
1068 make call stubs here.
1069 (Output_data_glink): Remove all call stub handling from this class.
1070 (Target_powerpc::Scan::local, global): Save interesting branch
1071 relocs and relocs for ifunc. Adjust calls to plt entry functions.
1072 (Target_powerpc::do_finalize_sections): Only make reg save/restore
1073 functions on final link.
1074 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
1075 Handle long branch destinations too.
1076 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
1077 do_plt_address_for_local): Adjust lookup of plt call stubs.
1079 2012-11-30 Alan Modra <amodra@gmail.com>
1081 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
1082 relocs against protected symbols when building 32-bit shared libs.
1084 2012-11-30 Alan Modra <amodra@gmail.com>
1086 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
1087 param. Call got_section() to make .got. Update all callers
1088 and their callers and so on.
1090 2012-11-30 Alan Modra <amodra@gmail.com>
1092 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
1093 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
1094 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
1095 value if it already exists.
1097 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1100 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
1102 2012-11-14 Roland McGrath <mcgrathr@google.com>
1104 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
1105 than bfc instruction for data sandboxing.
1107 2012-11-08 Alan Modra <amodra@gmail.com>
1109 * po/POTFILES.in: Regenerate.
1111 2012-11-05 Alan Modra <amodra@gmail.com>
1113 * configure.ac: Apply 2012-09-10 change to config.in here.
1114 * configure: Regenerate.
1116 2012-11-05 Alan Modra <amodra@gmail.com>
1118 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
1119 (struct Opd_ent): Use "Address" rather than "Offset".
1120 (Output_data_got_powerpc::got_base_offset): Return Valtype.
1121 (Target_powerpc::got_section): Make public.
1122 (Target_powerpc::scan_relocs): Move code setting symbols..
1123 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
1124 Create _SDA_BASE_ only when referenced.
1126 2012-11-02 Roland McGrath <mcgrathr@google.com>
1128 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
1131 2012-11-01 Roland McGrath <mcgrathr@google.com>
1133 * target.h (Sized_target::relocate_relocs): Use Elf_Off
1134 for offset_in_output_section parameter.
1135 (Sized_target::relocate_special_relocatable): Likewise.
1136 * arm.cc (Target_arm::relocate_relocs): Likewise.
1137 (Target_arm::relocate_special_relocatable): Likewise.
1138 * i386.cc (Target_i386::relocate_relocs): Likewise.
1139 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
1140 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
1141 * target-reloc.h (relocate_relocs): Likewise.
1142 * testsuite/testfile.cc (Target_test): Likewise.
1143 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
1144 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
1146 * system.h: Move inclusion of <clocale> to after <libintl.h> in
1147 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
1149 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
1150 parameter, which is unused in the [!F_SETFD] case.
1152 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
1153 SYMNDX to off_t before comparing it to this->data_size().
1154 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
1155 * incremental.cc (Output_section_incremental_inputs::do_write):
1156 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
1158 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
1160 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
1162 * gold.cc (Target_arm::do_adjust_elf_header): Add the
1163 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
1166 2012-10-29 Cary Coutant <ccoutant@google.com>
1168 * dwp.cc (usage): Add file and exit status parameters;
1169 add --help and --version options.
1170 (print_version): New function.
1171 (main): Add --help and --version options.
1173 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1175 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
1176 final_layout_sequence.txt.
1177 * testsuite/Makefile.in: Regenerated.
1179 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1181 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
1182 COMPILE generated by automake.
1184 (CXXCOMPILE1): Likewise.
1185 (CXXLINK1): Likewise.
1186 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
1188 (CXXCOMPILE): Likewise.
1189 (CXXLINK): Likewise.
1190 * testsuite/Makefile.in: Regenerated.
1192 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1194 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
1195 on bad fwrite return.
1197 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1199 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
1202 2012-10-23 Cary Coutant <ccoutant@google.com>
1204 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
1205 * testsuite/Makefile.in: Regenerate.
1206 * testsuite/dwp_test.h: New source file.
1207 * testsuite/dwp_test_1.cc: New source file.
1208 * testsuite/dwp_test_1.s: New source file.
1209 * testsuite/dwp_test_1.sh: New source file.
1210 * testsuite/dwp_test_1b.cc: New source file.
1211 * testsuite/dwp_test_1b.s: New source file.
1212 * testsuite/dwp_test_2.cc: New source file.
1213 * testsuite/dwp_test_2.s: New source file.
1214 * testsuite/dwp_test_2.sh: New source file.
1215 * testsuite/dwp_test_main.cc: New source file.
1216 * testsuite/dwp_test_main.s: New source file.
1218 2012-10-23 Cary Coutant <ccoutant@google.com>
1220 * dwp.h: New header file.
1221 * dwp.cc: New source file.
1222 * gold.h: Move shared declarations to system.h.
1223 * system.h: New header file.
1224 * Makefile.am: Add dwp.
1225 * Makefile.in: Regenerate.
1227 2012-10-23 Cary Coutant <ccoutant@google.com>
1229 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
1230 Dwarf_info_reader::read_from_pointer.
1231 (Dwarf_pubnames_table::read_header): Likewise.
1232 (Dwarf_pubnames_table::next_name): Likewise.
1233 (Dwarf_die::read_attributes): Likewise.
1234 (Dwarf_die::skip_attributes): Likewise.
1235 (Dwarf_info_reader::read_from_pointer): New function template.
1236 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
1237 (Dwarf_pubnames_table): Likewise.
1238 (Dwarf_info_reader::read_from_pointer): New function template.
1239 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
1240 Dwarf_pubnames_table ctor.
1242 2012-10-23 Cary Coutant <ccoutant@google.com>
1244 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
1246 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
1248 (Dwarf_info_reader::set_abbrev_shndx): New method.
1249 (Dwarf_info_reader::abbrev_shndx_): New data member.
1251 2012-10-23 Cary Coutant <ccoutant@google.com>
1253 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
1254 from object, not parameters.
1255 (Dwarf_info_reader::parse): Likewise.
1256 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
1257 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
1258 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
1261 2012-10-23 Cary Coutant <ccoutant@google.com>
1263 * fileread.cc (Input_file::Input_file): New constructor.
1264 * fileread.h (class Input_file): Add new constructor.
1266 2012-10-18 Alan Modra <amodra@gmail.com>
1269 * object.cc (Relobj::is_section_name_included): Also match
1270 .sdata personality section.
1272 2012-10-18 Alan Modra <amodra@gmail.com>
1274 * target-reloc.h (class Default_comdat_behavior): New, package up..
1275 (get_comdat_behaviour): ..this.
1276 (relocate_section): Add Relocate_comdat_behavior template arg,
1277 adjust code to suit.
1278 * arm.cc (Target_arm::relocate_section): Adjust to suit.
1279 (Target_arm::scan_reloc_section): Likewise.
1280 * i386.cc (Target_i386::relocate_section): Likewise.
1281 * sparc.cc (Target_sparc::relocate_section): Likewise.
1282 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
1283 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
1284 * powerpc.cc (class Relocate_comdat_behavior): New.
1285 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
1286 gold::relocate_section with new template arg.
1288 2012-10-18 Alan Modra <amodra@gmail.com>
1290 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
1291 dynamic relocs for GOT_TPREL got entries, without symbol if
1293 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
1294 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
1295 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
1297 2012-10-17 Alan Modra <amodra@gmail.com>
1300 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
1302 2012-10-16 Sriraman Tallam <tmsriram@google.com>
1304 * layout.cc (Layout::include_section): Keep sections marked
1305 SHF_EXCLUDE when doing relocatable links.
1307 2012-10-16 Alan Modra <amodra@gmail.com>
1309 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
1310 (Target_powerpc::do_finalize_sections): Call it.
1311 (Output_data_save_res): New class and supporting functions.
1312 (Target_powerpc::symval_for_branch): Only look up .opd entry for
1313 normal symbols defined in object files.
1315 2012-10-12 Alan Modra <amodra@gmail.com>
1317 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
1318 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
1319 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
1320 section if scan_opd_relocs not yet called.
1321 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
1323 2012-10-12 Alan Modra <amodra@gmail.com>
1325 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1326 add_local_ifunc_entry): Revert last change.
1327 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
1329 2012-10-05 Alan Modra <amodra@gmail.com>
1331 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
1332 do_plt_address_for_global): New functions.
1333 (Output_data_got_powerpc::do_write): Don't segfault when linking
1335 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1336 add_local_ifunc_entry): Return true on adding entry..
1337 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
1338 glink->add_entry call. Remove unused symtab param. Adjust calls.
1339 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
1340 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
1341 set up symbols here.
1342 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
1343 syms here. Do so even when no .iplt. Don't segfault when linking
1345 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
1346 new variants without reloc param.
1347 (Glink_sym_ent::Glink_sym_ent): Likewise.
1348 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
1349 reloc when refs will resolve to plt call stub.
1350 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
1351 R_PPC_PLTREL24 to resolve locally.
1352 (Target_powerpc::Scan::global): Correct ifunc handling.
1353 (Target_powerpc::Relocate::relocate): Correct local sym glink
1354 lookup. Don't destroy "value" when we have a plt call stub,
1355 and when checking plt call validity.
1356 (Target_powerpc::do_dynsym_value): Simplify.
1358 2012-10-05 Alan Modra <amodra@gmail.com>
1360 * i386.cc (Output_data_plt_i386::address_for_global,
1361 address_for_local): Add plt offset to returned value. Adjust uses.
1362 * sparc.cc (Output_data_plt_sparc::address_for_global,
1363 address_for_local): Likewise.
1364 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
1365 address_for_local): Likewise.
1366 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
1367 address_for_local): Likewise.
1368 * target.h (Target::plt_address_for_global, plt_address_for_local):
1370 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
1371 (Output_data_got::Got_entry::write): Nor here.
1372 * output.h: Comment fix.
1374 2012-10-02 Jiong Wang <jiwang@tilera.com>
1376 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
1377 global_offset_table_ value for larget got.
1378 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
1380 2012-09-29 Alan Modra <amodra@gmail.com>
1382 * powerpc.cc (Target_powerpc::iplt_): New output section.
1383 (Target_powerpc::iplt_section, make_iplt_section,
1384 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
1385 (Target_powerpc::make_plt_entry): Handle ifunc syms.
1386 Target_powerpc::plt_entry_count): Count iplt entries too.
1387 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
1388 reloc section in constructor. New params.
1389 (Target_powerpc::make_plt_section): Create reloc section here instead.
1390 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
1392 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
1393 (Output_data_glink::add_entry, find_entry): New functions to
1394 deal with local syms.
1395 (Glink_sym_ent): Add support for local syms.
1396 (Output_data_glink::do_write): Handle ifunc plt entries.
1397 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1398 (Target_powerpc::Scan::local, global): Handle ifunc syms.
1399 (Target_powerpc::Relocate::relocate): Likewise.
1400 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
1402 2012-09-25 Alan Modra <amodra@gmail.com>
1404 * object.h (Sized_relobj_file::adjust_local_symbol,
1405 do_adjust_local_symbol): New functions.
1406 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
1407 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
1408 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
1409 and irregular opd entry spacing.
1410 (Powerpc_relobj::do_read_relocs): Add opd size checks.
1411 (Global_symbol_visitor_opd): New functor.
1412 (Target_powerpc::do_finalize_sections): Omit global symbols defined
1413 on deleted opd entries.
1415 2012-09-15 Jiong Wang <jiwang@tilera.com>
1417 * tilegx.cc: New file.
1418 * Makefile.am (TARGETSOURCES): Add tilegx.cc
1419 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
1420 * configure.tgt: Add entries for tilegx*.
1421 * configure.ac: Likewise.
1422 * Makefile.in: Rebuild.
1423 * configure: Likewise.
1424 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
1427 2012-09-13 Alan Modra <amodra@gmail.com>
1429 * target-reloc.h (scan_relocs): Call scan.local for relocs
1430 against symbols in discarded sections. Pass is_discarded
1432 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
1433 Add is_discarded param.
1434 * powerpc (Target_powerpc::Scan::local): Likewise. Use
1435 is_discarded to flag opd entry as discarded. Don't emit dyn
1436 relocs on such entries.
1437 (Target_powerpc::Scan::global): Similarly detect and handle
1439 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
1440 opd_ent_. Update all uses.
1441 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
1442 (Target_powerpc::relocate_section): Zero out discarded opd
1445 2012-09-12 Ian Lance Taylor <iant@google.com>
1448 * output.cc: Rename Output_data_got template parameter from size
1449 to got_size for all functions. Compile all variants of
1451 (Output_data_got::Got_entry::write): Correct use of size for
1452 symbol value. Use local_is_tls rather than casting to
1454 * object.h (class Object): Add local_is_tls and do_local_is_tls.
1455 (class Sized_relobj_file): Add do_local_is_tls.
1456 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
1458 2012-09-11 Alan Modra <amodra@gmail.com>
1461 * layout.cc (Layout::set_segment_offsets): When using
1462 common-page-size alignment, ensure we are on a new max-page-size
1464 * output.cc (Output_segment::set_section_addresses): Use
1465 abi_pagesize, not common_pagesize for relro boundary.
1466 (Output_segment::set_offset): Likewise.
1468 2012-09-11 Alan Modra <amodra@gmail.com>
1470 * output.h (Output_data_got::add_global_tls, add_local_tls,
1471 add_local_tls_pair): New functions.
1472 (Output_data_got::add_local_pair_with_rel): Remove second
1473 reloc param. Expand comment.
1474 (Output_data_got::Got_entry): Rename use_plt_offset_ to
1475 use_plt_or_tls_offset_, similarly for constructor param.
1476 (Output_data_got::Got_entry::write): Add got_index param.
1477 * output.cc (Output_data_got::add_global_tls, add_local_tls,
1478 add_local_tls_pair): New functions.
1479 (Output_data_got::Got_entry::write): Handle tls symbols
1480 with use_plt_or_tls_offset_ set specially.
1481 (Output_data_got::add_local_pair_with_rel): Only one reloc.
1482 (Output_data_got::do_write): Replace iterator with index, pass
1483 index to entry write function.
1484 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
1485 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
1486 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
1488 * i386.cc (Target_i386::Scan::local): Likewise.
1489 * sparc.cc (Target_sparc::Scan::local): Likewise.
1490 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
1491 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
1492 do_tls_offset_for_global): New functions.
1493 (Target_powerpc::Scan::local): Correct TLS relocations and got
1495 (Target_powerpc::Scan::global): Don't emit unnecessary
1496 dynamic relocations on TLS GOT entries.
1498 2012-09-10 Matthias Klose <doko@ubuntu.com>
1500 * config.in: Disable sanity check for kfreebsd.
1502 2012-09-10 Sterling Augustine <saugustine@google.com>
1504 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
1505 (Gdb_index::pubtypes_read): New parameter.
1506 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
1508 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
1511 2012-09-09 Alan Modra <amodra@gmail.com>
1513 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
1514 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
1515 * gc.h (gc_process_relocs): Call target gc_add_reference.
1516 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
1517 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
1518 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
1520 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
1521 to cater for when we don't need code offset. Update use.
1522 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
1523 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
1524 set_opd_valid): New functions.
1525 (Target_powerpc::do_gc_add_reference): New function.
1526 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
1528 (Target_powerpc::do_gc_mark_symbol): New function.
1530 2012-09-06 Cary Coutant <ccoutant@google.com>
1532 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
1533 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
1534 (Dwarf_die::skip_attributes): Likewise.
1535 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
1536 * testsuite/gdb_index_test.cc (inline_func_1): New function.
1538 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
1540 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
1542 * testsuite/script_test_3.t: Add .got.plt output section
1544 * testsuite/script_test_4.t: Likewise.
1546 2012-09-05 Alan Modra <amodra@gmail.com>
1548 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
1549 update all uses and lose "enum" when using type.
1551 2012-09-05 Alan Modra <amodra@gmail.com>
1553 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
1554 * configure: Regenerate.
1555 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
1556 (plugin_final_layout.stdout): Likewise.
1557 (memory_test): Set page sizes to 0x1000.
1558 * testsuite/Makefile.in: Regenerate.
1559 * testsuite/discard_locals_test.sh: Add FIXME comment.
1560 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
1561 * testsuite/pr14265.t: Add .got output section statement.
1562 * testsuite/script_test_2.t: Likewise.
1563 * testsuite/script_test_3.t: Likewise.
1564 * testsuite/script_test_4.t: Likewise.
1565 * testsuite/script_test_5.t: Likewise.
1566 * testsuite/script_test_6.t: Likewise.
1567 * testsuite/script_test_7.t: Likewise.
1568 * testsuite/script_test_9.t: Likewise.
1570 2012-09-05 Alan Modra <amodra@gmail.com>
1572 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
1573 (Powerpc_relocate_functions::Status): New typedef.
1574 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1575 (Target_powerpc::Scan::local): Handle REL64.
1576 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
1577 for REL32 and REL64.
1578 (Target_powerpc::symval_for_branch): New function, extracted from..
1579 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
1580 checks. Report overflow errors.
1582 2012-09-05 Alan Modra <amodra@gmail.com>
1584 * object.h (Sized_relobj_file::emit_relocs): Delete.
1585 (Sized_relobj_file::emit_relocs_reltype): Delete.
1586 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
1587 relocate_relocs for --emit-relocs.
1588 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
1589 * output.h: Update comment.
1590 (Output_segment::first_section): New function.
1591 (Output_segment::first_section_load_address): Use first_section.
1592 * output.cc (Output_segment::first_section): New function extracted..
1593 (Output_segment::first_section_load_address): ..from here. Delete.
1594 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
1595 * target.h (Sized_target::relocate_for_relocatable): Likewise.
1596 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
1597 adjust call to target.h function.
1598 * i386.cc (Target_i386): Likewise.
1599 * sparc.cc (Target_sparc): Likewise.
1600 * x86_64.cc (Target_x86_64): Likewise.
1601 * powerpc.cc (Target_powerpc): Likewise.
1602 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
1603 first tls section has section symbol for optimised local dynamic
1605 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
1606 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
1608 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
1609 Rename to relocate_relocs. Update error message.
1611 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
1613 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
1616 2012-08-31 Alan Modra <amodra@gmail.com>
1618 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
1619 (Powerpc_relobj::toc_base_offset): New stub function.
1620 (Target_powerpc): Add tp_offset, dtp_offset. Rename
1621 got_mod_index_offset to tlsld_got_offset. Update all refs.
1622 (Target_powerpc::Relocate::enum skip_tls): New.
1623 (Target_powerpc::call_tls_get_addr_): New var.
1624 (Target_powerpc::is_branch_reloc): Move to file scope.
1625 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
1626 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
1628 (Target_powerpc::enum Got_type): Delete old values, add new ones.
1629 (powerpc_info): Correct common_pagesize for ppc64.
1630 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
1631 (Powerpc_relocate_functions): Add overflow check enums and functions.
1632 Add non-shift version of rela, rela_ua. Delete all rel public
1633 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
1634 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
1635 addr16_ha3, addr14 functions.
1636 (Output_data_got_powerpc::add_constant_pair): New function.
1637 (Output_data_got_powerpc::got_base_offset): Likewise.
1638 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
1639 (instruction constants): Sort, add some more.
1640 (Output_data_glink::do_write): Add and use Address typedef. Use
1641 object->toc_base_offset() stub for 64-bit.
1642 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
1643 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1644 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
1645 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
1646 Always treat .opd relocs as against locally defined symbol.
1647 Correct condition for RELATIVE relocs.
1648 (Target_powerpc::do_finalize_sections): Test for NULL sections.
1649 (Target_powerpc::Relocate::relocate): Use plt call stub as value
1650 for 32-bit syms with a plt entry. Correct ppc64 toc base
1651 calculations. Handle TLS relocs, and more. Add overflow
1652 checking and adjust for Powerpc_relocate_functions changes.
1653 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
1654 Reinstate --emit-relocs code with FIXME.
1656 2012-08-30 Alan Modra <amodra@gmail.com>
1658 * layout.cc (Layout::set_segment_offsets): Set p_align to
1659 abi_pagesize, not common_pagesize.
1660 (Layout::relaxation_loop_body): Similarly use abi_pagesize
1661 to determine whether file header can go in segment.
1663 2012-08-30 Alan Modra <amodra@gmail.com>
1665 * output.h (Output_reloc::Output_reloc <output section>): Add
1666 is_relative param. Adjust calls.
1667 (Output_reloc::add_output_section_relative): New functions.
1668 * output.cc (Output_reloc::Output_reloc <output section>): Handle
1670 (Output_reloc::symbol_value): Handle SECTION_CODE.
1672 2012-08-24 Sriraman Tallam <tmsriram@google.com>
1674 * gold.cc (queue_middle_tasks): Call layout again when unique
1675 segments for sections is desired.
1676 * layout.cc (Layout::Layout): Initialize new members.
1677 (Layout::get_output_section_flags): New function.
1678 (Layout::choose_output_section): Call get_output_section_flags.
1679 (Layout::layout): Make output section for mapping to a unique segment.
1680 (Layout::insert_section_segment_map): New function.
1681 (Layout::attach_allocated_section_to_segment): Make unique segment for
1682 output sections marked so.
1683 (Layout::segment_precedes): Check for unique segments when sorting.
1684 * layout.h (Layout::Unique_segment_info): New struct.
1685 (Layout::Section_segment_map): New typedef.
1686 (Layout::insert_section_segment_map): New function.
1687 (Layout::get_output_section_flags): New function.
1688 (Layout::is_unique_segment_for_sections_specified): New function.
1689 (Layout::set_unique_segment_for_sections_specified): New function.
1690 (Layout::unique_segment_for_sections_specified_): New member.
1691 (Layout::section_segment_map_): New member.
1692 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
1693 Rename is_gc_pass_one to is_pass_one.
1694 Rename is_gc_pass_two to is_pass_two.
1695 Rename is_gc_or_icf to is_two_pass.
1696 Check for which pass based on whether symbols data is present.
1697 Make it two pass when unique segments for sections is desired.
1698 * output.cc (Output_section::Output_section): Initialize new
1700 * output.h (Output_section::is_unique_segment): New function.
1701 (Output_section::set_is_unique_segment): New function.
1702 (Output_section::is_unique_segment_): New member.
1703 (Output_section::extra_segment_flags): New function.
1704 (Output_section::set_extra_segment_flags): New function.
1705 (Output_section::extra_segment_flags_): New member.
1706 (Output_section::segment_alignment): New function.
1707 (Output_section::set_segment_alignment): New function.
1708 (Output_section::segment_alignment_): New member.
1709 (Output_segment::Output_segment): Initialize is_unique_segment_.
1710 (Output_segment::is_unique_segment): New function.
1711 (Output_segment::set_is_unique_segment): New function.
1712 (Output_segment::is_unique_segment_): New member.
1713 * plugin.cc (allow_unique_segment_for_sections): New function.
1714 (unique_segment_for_sections): New function.
1715 (Plugin::load): Add new functions to transfer vector.
1716 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
1717 * Makefile.in: Regenerate.
1718 * testsuite/plugin_final_layout.sh: Check if unique segment
1719 functionality works.
1720 * testsuite/plugin_section_order.c (onload): Check if new interfaces
1722 (allow_unique_segment_for_sections): New global.
1723 (unique_segment_for_sections): New global.
1724 (claim_file_hook): Call allow_unique_segment_for_sections.
1725 (all_symbols_read_hook): Call unique_segment_for_sections.
1727 2012-08-22 Cary Coutant <ccoutant@google.com>
1729 * layout.cc (Layout::include_section): Don't assert on GROUP
1730 sections with --emit-relocs.
1732 2012-08-21 Cary Coutant <ccoutant@google.com>
1734 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
1735 if --export-dynamic-symbol names an undef symbol.
1737 2012-08-18 Alan Modra <amodra@gmail.com>
1739 * powerpc.cc: Formatting and white space.
1740 (Powerpc_relobj): Rename got2_section_ to special_.
1741 Add opd_ent_shndx_ and opd_ent_off_ vectors.
1742 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
1743 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
1744 (Target_powerpc): Add Address typedef and invalid_address. Use
1746 (Target_powerpc::is_branch_reloc): New function.
1747 (Powerpc_relocate_functions): Add Address typedef, use throughout.
1748 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
1749 for dst_mask, value and addend.
1750 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
1751 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
1752 (Output_data_glink::do_write): Correct toc base. Don't try to use
1753 uint16_t for 24-bit offset. Use get_output_section_offset and
1755 (Target_powerpc::Scan::local): Handle more relocs.
1756 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
1757 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
1758 Plug in toc restoring insn after plt calls. Translate branches
1759 to function descriptor symbols to corresponding entry point.
1760 (Target_powerpc::relocate_for_relocatable): Check return from
1761 get_output_section_offset.
1762 * symtab.h: Comment typo.
1764 2012-08-14 Ian Lance Taylor <iant@google.com>
1766 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
1767 unsupported_relocal_local to call unsupported_reloc_global.
1769 2012-08-14 Nick Clifton <nickc@redhat.com>
1772 * script-sections.cc (Sections_element::output_section_name): Add
1773 keep return parameter.
1774 (Output_section_element::match_name): Add keep return parameter.
1775 Return the value of the keep_ member.
1776 * script-sections.h (class Output_section): Update
1777 output_section_name prototype.
1778 * layout.cc (Layout::keep_input_section): New public member
1780 (Layout::choose_output_section): Pass keep parameter to
1781 output_section_name.
1782 * layout.h (class Layout): Add keep_input_section.
1783 * object.cc (Sized_relobj_file::do_layout): Check for kept input
1785 * testsuite/Makefile.am: Add a test.
1786 * testsuite/Makefile.in: Regenerate.
1787 * testsuite/pr14265.c: Source file for the test.
1788 * testsuite/pr14265.t: Linker script for the test.
1789 * testsuite/pr14265.sh: Shell script for the test.
1791 2012-08-14 Alan Modra <amodra@gmail.com>
1793 * target.h (Target::output_section_name): New function.
1794 (Target::do_output_section_name): New function.
1795 * layout.cc (Layout::choose_output_section): Call the above.
1796 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
1798 2012-08-14 Alan Modra <amodra@gmail.com>
1800 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
1801 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
1802 for replace_constant call.
1803 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
1804 (Output_data_glink::do_print_to_mapfile): New function.
1805 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
1806 (Target_powerpc::Relocate::relocate): Likewise.
1808 2012-08-14 Alan Modra <amodra@gmail.com>
1810 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
1811 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
1812 (Output_data_glink::add_entry,find_entry): Remove shndx param.
1813 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
1814 all references to shndx_. Handle special case for R_PPC_PLTREL24
1816 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
1817 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
1818 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
1820 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
1821 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
1823 2012-08-12 Alan Modra <amodra@gmail.com>
1825 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
1826 (glink insn constants): Use uint32_t.
1827 (Output_data_glink::add_entry): Use insert, not [] operator.
1829 2012-08-11 Alan Modra <amodra@gmail.com>
1831 * object.h (Sized_relobj_file::find_shdr): New function.
1832 (Sized_relobj_file::find_special_sections): New function.
1833 * object.cc (Sized_relobj_file::find_shdr): New function.
1834 (Sized_relobj_file::find_eh_frame): Use find_shdr.
1835 (Sized_relobj_file::find_special_sections): New function, split out..
1836 (Sized_relobj_file::do_read_symbols): ..from here.
1837 * output.h (Output_data_got::replace_constant): New function.
1838 (Output_data_got::num_entries): New function.
1839 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
1840 (Output_data_got::got_offset): Protected rather than private.
1841 (Output_data_got::replace_got_entry): New function.
1842 * output.cc (Output_data_got::replace_got_entry): New function.
1843 * powerpc.cc (class Powerpc_relobj): New.
1844 (class Powerpc_relocate_functions): Delete all psymval variants or
1845 convert to value,addend type. Delete pcrela, pcrela_unaligned.
1846 Implement _ha functions using corresponding _hi function.
1847 (Powerpc_relobj::find_special_sections): New function.
1848 (Target_powerpc::do_make_elf_object): New function.
1849 (class Output_data_got_powerpc): New.
1850 (class Output_data_glink): New.
1851 (class Powerpc_scan_relocatable_reloc): New.
1852 Many more changes througout file.
1854 2012-08-09 Nick Clifton <nickc@redhat.com>
1856 * po/vi.po: Updated Vietnamese translation.
1858 2012-08-07 Ian Lance Taylor <iant@google.com>
1860 * layout.cc (Layout::add_target_dynamic_tags): If
1861 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
1864 2012-07-30 Nick Clifton <nickc@redhat.com>
1866 * po/gold.pot: Updated template.
1867 * po/es.po: Updated Spanish translation.
1869 2012-07-18 Cary Coutant <ccoutant@google.com>
1872 * configure.ac: Add check for -gpubnames support.
1873 * configure: Regenerate.
1874 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
1875 support; force -gno-pubnames.
1876 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
1878 (gdb_index_test_4): New test.
1879 * testsuite/Makefile.in: Regenerate.
1880 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
1881 * testsuite/gdb_index_test_2.sh: Likewise.
1882 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
1883 * testsuite/gdb_index_test_4.sh: New script.
1884 * testsuite/gdb_index_test_comm.sh: New script with common code;
1885 don't look for space after colon.
1887 2012-07-16 Sriraman Tallam <tmsriram@google.com>
1889 * gold.cc (queue_middle_tasks): Update function order only after
1890 deferred objects due to plugins are processed.
1892 2012-07-11 Ian Lance Taylor <iant@google.com>
1894 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
1895 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
1896 (Target_arm::scan_reloc_for_stub): Likewise.
1897 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
1898 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
1899 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
1900 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
1901 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
1903 2012-07-10 Dodji Seketeli <dodji@redhat.com>
1904 Ian Lance Taylor <iant@google.com>
1907 * configure.ac: Test whether std::tr1::hash<off_t> works.
1908 * gold.h: Add a specialization for std::tr1::hash<off_t> if
1910 * output.h (class Output_fill): Add virtual destructor.
1911 * configure, config.in: Rebuild.
1913 2012-06-22 Roland McGrath <mcgrathr@google.com>
1915 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
1917 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
1919 * plugin.cc (Plugin::load): Handle position independent executables.
1921 2012-06-06 Cary Coutant <ccoutant@google.com>
1923 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
1925 (lines_only_debug_sections): Likewise.
1926 (gdb_fast_lookup_sections): New static array.
1927 (is_gdb_debug_section): Rename formal parameter.
1928 (is_lines_only_debug_section): Likewise.
1929 (is_gdb_fast_lookup_section): New function.
1930 (Layout::include_section): Check for ".zdebug_" prefix; pass
1931 section name suffix to is_gdb_debug_section, et al.; check for
1932 fast-lookup sections when building .gdb_index.
1933 * options.h (--strip-debug-gdb): Update GDB version number.
1935 2012-06-06 Cary Coutant <ccoutant@google.com>
1937 * configure.ac: Add check for fallocate.
1938 * configure: Regenerate.
1939 * config.in: Regenerate.
1941 * options.h (class General_options): Add --mmap-output-file and
1942 --posix-fallocate options.
1943 * output.cc: (posix_fallocate): Remove; replace with...
1944 (gold_fallocate): New function.
1945 (Output_file::map_no_anonymous): Call gold_fallocate.
1946 (Output_file::map): Check --mmap-output-file option.
1948 2012-06-05 Jing Yu <jingyu@google.com>
1950 * gold.h (textdomain): Add do {} to empty while(0).
1951 (bindtextdomain): Likewise.
1953 2012-06-04 Cary Coutant <ccoutant@google.com>
1955 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
1958 2012-05-25 Sriraman Tallam <tmsriram@google.com>
1960 * symtab.cc (Symbol_table::define_special_symbol):
1961 Initialize *poldsym to prevent uninitialized variable errors.
1963 2012-05-23 Cary Coutant <ccoutant@google.com>
1965 * layout.cc (Layout::section_name_mapping): Add rules to handle
1966 exact match on .data.rel.ro.local or .data.rel.ro.
1967 (Layout::output_section_name): Check for exact matches.
1969 2012-05-23 Cary Coutant <ccoutant@google.com>
1971 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
1974 2012-05-22 Cary Coutant <ccoutant@google.com>
1976 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
1977 object before exporting symbol.
1979 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1981 * testsuite/tls_test.cc: Include "config.h" first.
1982 * testsuite/tls_test_c.c: Likewise.
1984 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
1985 Nick Clifton <nickc@redhat.com>
1988 * configure.in: Add check that sysdep.h has been included before
1989 any system header files.
1990 * configure: Regenerate.
1991 * config.in: Regenerate.
1993 2012-05-14 Cary Coutant <ccoutant@google.com>
1995 * layout.cc (Layout::make_output_section): Mark .tdata section
1997 * testsuite/relro_test.cc: Add a TLS variable.
1999 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
2002 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
2003 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
2006 2012-05-08 Cary Coutant <ccoutant@google.com>
2008 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
2009 (lines_only_debug_sections): Likewise.
2011 2012-05-02 Roland McGrath <mcgrathr@google.com>
2013 * nacl.cc: New file.
2015 * Makefile.am (CCFILES, HFILES): Add them.
2016 * Makefile.in: Regenerate.
2017 * i386.cc (Output_data_plt_i386_nacl): New class.
2018 (Output_data_plt_i386_nacl_exec): New class.
2019 (Output_data_plt_i386_nacl_dyn): New class.
2020 (Target_i386_nacl): New class.
2021 (Target_selector_i386_nacl): New class.
2022 (target_selector_i386): Use it instead of Target_selector_i386.
2023 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
2024 (Target_x86_64_nacl): New class.
2025 (Target_selector_x86_64_nacl): New class.
2026 (target_selector_x86_64, target_selector_x32): Use it instead of
2027 Target_selector_x86_64.
2028 * arm.cc (Output_data_plt_arm_nacl): New class.
2029 (Target_arm_nacl): New class.
2030 (Target_selector_arm_nacl): New class.
2031 (target_selector_arm, target_selector_armbe): Use it instead of
2032 Target_selector_arm.
2034 * target-select.cc (select_target): Take new Input_file* and off_t
2035 arguments, pass them on to recognize method of selector.
2036 * object.cc (make_elf_sized_object): Update caller.
2037 * parameters.cc (parameters_force_valid_target): Likewise.
2038 * incremental.cc (make_sized_incremental_binary): Likewise.
2039 * target-select.h: Update decl.
2040 (Target_selector::recognize): Take new Input_file* argument,
2041 pass it on to do_recognize.
2042 (Target_selector::do_recognize): Take new Input_file* argument.
2043 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
2044 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
2045 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
2046 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
2048 * target.h (Target::Target_info): New members isolate_execinstr
2050 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
2051 * arm.cc (Target_arm::arm_info): Update initializer.
2052 * i386.cc (Target_i386::i386_info): Likewise.
2053 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
2054 * sparc.cc (Target_sparc::sparc_info): Likewise.
2055 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2056 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
2057 * layout.cc (Layout::attach_allocated_section_to_segment):
2058 Take new const Target* argument. If target->isolate_execinstr(), act
2060 (Layout::find_first_load_seg): Take new const Target* argument;
2061 if target->isolate_execinstr(), reject PF_X segments.
2062 (Layout::relaxation_loop_body): Update caller.
2063 (Layout::set_segment_offsets): If target->isolate_execinstr(),
2064 reset file offset to zero when we hit LOAD_SEG, and then do a second
2065 loop over the segments before LOAD_SEG to reassign offsets after
2066 addresses have been determined. Handle target->rosegment_gap().
2067 (Layout::attach_section_to_segment): Take new const Target* argument;
2068 pass it to attach_allocated_section_to_segment.
2069 (Layout::make_output_section): Update caller.
2070 (Layout::attach_sections_to_segments): Take new const Target* argument;
2071 pass it to attach_section_to_segment.
2072 * gold.cc (queue_middle_tasks): Update caller.
2073 * layout.h (Layout): Update method decls with new arguments.
2075 * arm.cc (Target_arm::Target_arm): Take optional argument for the
2076 Target_info pointer to use.
2077 (Target_arm::do_make_data_plt): New virtual method.
2078 (Target_arm::make_data_plt): New method that calls it.
2079 (Target_arm::make_plt_entry): Use it.
2080 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
2081 for the section alignment.
2082 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
2084 (Output_data_plt_arm::first_plt_entry_offset): Call it.
2085 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
2087 (Output_data_plt_arm::get_plt_entry_size): Call it.
2088 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
2089 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
2090 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
2092 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
2093 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
2094 method instead of sizeof(plt_entry).
2095 (Output_data_plt_arm::add_entry): Likewise.
2096 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
2097 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
2099 (Target_arm::plt_entry_size): Likewise.
2100 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
2102 (Output_data_plt_arm_standard): ... here, new class.
2103 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
2104 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
2105 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
2107 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2108 Take additional argument for the PLT entry size.
2109 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
2110 Use get_plt_entry_size method rather than plt_entry_size variable.
2111 (Output_data_plt_x86_64::reserve_slot): Likewise.
2112 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
2113 (Output_data_plt_x86_64::add_entry): Likewise.
2114 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
2115 (Output_data_plt_x86_64::address_for_global): Likewise.
2116 (Output_data_plt_x86_64::address_for_local): Likewise.
2117 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2118 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
2119 Make method non-static.
2120 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
2122 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
2123 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
2124 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
2125 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
2127 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
2128 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
2130 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
2131 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
2133 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
2134 (Output_data_plt_x86_64::plt_entry_size)
2135 (Output_data_plt_x86_64::first_plt_entry)
2136 (Output_data_plt_x86_64::plt_entry)
2137 (Output_data_plt_x86_64::tlsdesc_plt_entry)
2138 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
2139 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
2140 (Output_data_plt_x86_64_standard): ... here, new class.
2141 (Target_x86_64::Target_x86_64): Take optional argument for the
2142 Target_info pointer to use.
2143 (Target_x86_64::do_make_data_plt): New virtual method.
2144 (Target_x86_64::make_data_plt): New method to call it.
2145 (Target_x86_64::init_got_plt_for_update): Use that.
2146 Call this->plt_->add_eh_frame method here.
2147 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
2148 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
2149 rather than static method.
2150 (Target_x86_64::plt_entry_size): Likewise.
2151 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
2152 rather than plt_entry_size variable. Move guts of PLT filling to...
2153 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
2154 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
2155 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
2157 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
2158 additional argument for the section alignment.
2159 Don't do add_eh_frame_for_plt here.
2160 (Output_data_plt_i386::first_plt_entry_offset): Make the method
2161 non-static. Use get_plt_entry_size method rather than plt_entry_size
2163 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
2165 (Output_data_plt_i386::get_plt_entry_size): Call it.
2166 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
2167 (Output_data_plt_i386::add_eh_frame): New method to call it.
2168 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
2170 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
2171 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
2173 (Output_data_plt_i386::fill_plt_entry): New method to call it.
2174 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
2175 method instead of plt_entry_size.
2176 (Output_data_plt_i386::plt_entry_size)
2177 (Output_data_plt_i386::plt_eh_frame_fde_size)
2178 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
2179 (Output_data_plt_i386_standard): ... here, new class.
2180 (Output_data_plt_i386_exec): New class.
2181 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
2182 (Output_data_plt_i386_exec::first_plt_entry): ... here.
2183 (Output_data_plt_i386::exec_plt_entry): Move to ...
2184 (Output_data_plt_i386_exec::plt_entry): ... here.
2185 (Output_data_plt_i386_dyn): New class.
2186 (Output_data_plt_i386::first_plt_entry): Move to ...
2187 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
2188 (Output_data_plt_i386::dyn_plt_entry): Move to ...
2189 (Output_data_plt_i386_dyn::plt_entry): ... here.
2190 (Target_i386::Target_i386): Take optional argument for the Target_info
2192 (Target_i386::do_make_data_plt): New virtual method.
2193 (Target_i386::make_data_plt): New method to call it.
2194 (Target_i386::make_plt_section): Use that.
2195 Call this->plt_->add_eh_frame method here.
2196 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
2197 rather than plt_entry_size variable.
2198 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
2199 (Output_data_plt_i386::address_for_local): Likewise.
2200 (Output_data_plt_i386::do_write): Likewise.
2201 Move guts of PLT filling to...
2202 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
2203 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
2204 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
2205 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
2207 2012-05-01 Cary Coutant <ccoutant@google.com>
2209 * dwarf_reader.cc (Dwarf_die::read_attributes)
2210 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
2211 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
2212 * reduced_debug_output.cc
2213 (Output_reduced_debug_info_section::get_die_end): Remove
2214 DW_FORM_GNU_ref_index. Add default case.
2216 2012-04-26 Mark Wielaard <mjw@redhat.com>
2218 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
2219 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
2220 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
2221 DW_AT_high_pc as offset from DW_AT_low_pc.
2223 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
2224 * testsuite/Makefile.in: Regenerate.
2225 * testsuite/gdb_index_test_3.c: New test source file.
2226 * testsuite/gdb_index_test_3.sh: New test source file.
2228 2012-04-25 Ian Lance Taylor <iant@google.com>
2230 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
2232 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
2233 as a class, not a struct.
2234 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
2235 (Target_arm::apply_cortex_a8_workaround): Likewise.
2236 * gc.h: Declare Reloc_types as a struct, not a class.
2237 * object.h: Declare Symbols_data as a struct.
2238 * reloc.h: Declare Read_relocs_data as a struct.
2239 * target.h: Declare Relocate_info as a struct.
2241 2012-04-24 David S. Miller <davem@davemloft.net>
2243 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
2244 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
2247 2012-04-24 Cary Coutant <ccoutant@google.com>
2249 * incremental-dump.cc (find_input_containing_global): Replace
2250 magic number with symbolic constant.
2251 (dump_incremental_inputs): Update version number.
2252 * incremental.cc (Output_section_incremental_inputs): Update version
2253 number; import symbolic constants from Incremental_inputs_reader.
2254 (Incremental_inputs::create_data_sections): Align relocations
2255 section correctly for 64-bit targets.
2256 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
2257 constants; add padding.
2258 (Output_section_incremental_inputs::write_header): Add assert for
2260 (Output_section_incremental_inputs::write_input_files): Add assert
2261 for input_entry_size.
2262 (Output_section_incremental_inputs::write_info_blocks): Add padding;
2263 add assert for object_info_size, input_section_entry_size,
2264 global_sym_entry_size.
2265 * incremental.h (Incremental_inputs_reader): Add symbolic constants
2266 for data structure sizes; use them.
2267 (Incremental_input_entry_reader): Import symbolic constants from
2268 Incremental_inputs_reader; use them.
2270 2012-04-23 David S. Miller <davem@davemloft.net>
2272 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
2274 (Target_sparc::Target_sparc): Initialize new fields.
2275 (Target_sparc::do_make_elf_object): New function.
2276 (Target_sparc::do_adjust_elf_header): New function.
2278 2012-04-23 Cary Coutant <ccoutant@google.com>
2280 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
2281 CU range table of gdb index.
2283 2012-04-20 David S. Miller <davem@davemloft.net>
2285 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
2288 2012-04-16 David S. Miller <davem@davemloft.net>
2290 * sparc.cc (Target_sparc::got_address): New function.
2291 (Sparc_relocate_functions::gdop_hix22): New function.
2292 (Sparc_relocate_functions::gdop_lox10): New function.
2293 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
2295 (Target_sparc::Scan::local): Likewise if the global symbol is not
2296 preemptible and is not IFUNC.
2297 (Target_sparc::Relocate::relocate): Perform GOTDATA code
2298 transformations for local and non-preemptible non-IFUNC global
2301 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
2302 writing out 64-bit part of ranges.
2304 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
2305 -fpic and -fpie respectively.
2306 * Makefile.in: Regenerate.
2308 * sparc.cc (class Target_sparc): Add rela_ifunc_.
2309 (Target_sparc::Target_sparc): Initialize new field.
2310 (Target_sparc::do_plt_section_for_global): New function.
2311 (Target_sparc::do_plt_section_for_local): New function.
2312 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
2313 (Target_sparc::make_plt_section): New function, broken out of
2314 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
2315 (Target_sparc::make_plt_entry): Call make_plt_section.
2316 (Target_sparc::make_local_ifunc_plt_entry): New function.
2317 (Target_sparc::rela_ifunc_section): New function.
2318 (Target_sparc::plt_section): Remove const.
2319 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
2320 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
2321 and ifunc_count_ fields.
2322 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
2323 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
2324 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
2325 (Output_data_plt_sparc::rela_ifunc): New function.
2326 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
2327 (Output_data_plt_sparc::has_ifunc_section): New function.
2328 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
2329 (Output_data_plt_sparc::address_for_global): New function.
2330 (Output_data_plt_sparc::address_for_local): New function.
2331 (Output_data_plt_sparc::plt_index_to_offset): New function.
2332 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
2334 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
2336 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
2337 R_SPARC_JMP_IREL to switch.
2338 (Target_sparc::Scan::check_non_pic): Likewise.
2339 (Target_sparc::Scan::local): Handle IFUNC symbols.
2340 (Target_sparc::Scan::local): Likewise.
2341 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
2342 and plt_address_for_local.
2343 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
2344 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
2346 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
2347 (class Output_data_reloc): Adjust calls to Output_reloc_type.
2348 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
2349 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
2351 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
2352 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
2354 * sparc.cc (Target_sparc::Scan::global): Likewise.
2355 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2357 2012-04-16 Cary Coutant <ccoutant@google.com>
2359 * archive.cc (Library_base::should_include_member): Check for
2360 --export-dynamic-symbol.
2361 * options.h (class General_options): Add --export-dynamic-symbol.
2362 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
2363 --export-dynamic-symbol.
2364 (Symbol_table::gc_mark_undef_symbols): Likewise.
2365 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
2367 2012-04-12 David S. Miller <davem@davemloft.net>
2369 * sparc.cc (Reloc::wdisp10): New relocation method.
2370 (Reloc::h34): Likewise.
2371 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
2372 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
2374 (Target_sparc::Scan::local): Likewise.
2375 (Target_sparc::Scan::global): Likewise.
2376 (Target_sparc::Relocate::relocate): Likewise.
2378 2012-04-09 Cary Coutant <ccoutant@google.com>
2380 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
2383 2012-04-06 Ian Lance Taylor <iant@google.com>
2385 * timer.cc: #include <unistd.h>.
2387 2012-04-06 Roland McGrath <mcgrathr@google.com>
2389 * configure.in (AC_CHECK_HEADERS): Add locale.h.
2390 * config.in: Regenerate.
2391 * configure: Regenerate.
2393 2012-04-05 Nick Clifton <nickc@redhat.com>
2395 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
2396 (AM_LC_MESSAGES): Add.
2397 * aclocal.m4: Regenerate.
2398 * config.in: Regenerate.
2399 * configure: Regenerate.
2401 2012-03-21 Cary Coutant <ccoutant@google.com>
2403 * Makefile.am: Add gdb-index.cc, gdb-index.h.
2404 * Makefile.in: Regenerate.
2405 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
2406 (Sized_elf_reloc_mapper::symbol_section): New function.
2407 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
2408 (make_elf_reloc_mapper): New function.
2409 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
2410 (Dwarf_abbrev_table::do_read_abbrevs): New function.
2411 (Dwarf_abbrev_table::do_get_abbrev): New function.
2412 (Dwarf_ranges_table::read_ranges_table): New function.
2413 (Dwarf_ranges_table::read_range_list): New function.
2414 (Dwarf_pubnames_table::read_section): New function.
2415 (Dwarf_pubnames_table::read_header): New function.
2416 (Dwarf_pubnames_table::next_name): New function.
2417 (Dwarf_die::Dwarf_die): New function.
2418 (Dwarf_die::read_attributes): New function.
2419 (Dwarf_die::skip_attributes): New function.
2420 (Dwarf_die::set_name): New function.
2421 (Dwarf_die::set_linkage_name): New function.
2422 (Dwarf_die::attribute): New function.
2423 (Dwarf_die::string_attribute): New function.
2424 (Dwarf_die::int_attribute): New function.
2425 (Dwarf_die::uint_attribute): New function.
2426 (Dwarf_die::ref_attribute): New function.
2427 (Dwarf_die::child_offset): New function.
2428 (Dwarf_die::sibling_offset): New function.
2429 (Dwarf_info_reader::check_buffer): New function.
2430 (Dwarf_info_reader::parse): New function.
2431 (Dwarf_info_reader::do_parse): New function.
2432 (Dwarf_info_reader::do_read_string_table): New function.
2433 (Dwarf_info_reader::lookup_reloc): New function.
2434 (Dwarf_info_reader::get_string): New function.
2435 (Dwarf_info_reader::visit_compilation_unit): New function.
2436 (Dwarf_info_reader::visit_type_unit): New function.
2437 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
2438 Sized_elf_reloc_mapper.
2439 (Sized_dwarf_line_info::symbol_section): Remove function.
2440 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
2441 (Sized_dwarf_line_info::read_line_mappings): Remove object
2442 parameter, adjust callers.
2443 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
2444 * dwarf_reader.h: Include <sys/types.h>.
2445 (class Track_relocs): Remove forward declaration.
2446 (class Elf_reloc_mapper): New class.
2447 (class Sized_elf_reloc_mapper): New class.
2448 (class Dwarf_abbrev_table): New class.
2449 (class Dwarf_range_list): New class.
2450 (class Dwarf_ranges_table): New class.
2451 (class Dwarf_pubnames_table): New class.
2452 (class Dwarf_die): New class.
2453 (class Dwarf_info_reader): New class.
2454 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
2455 (Sized_dwarf_line_info::symbol_section): Remove member function.
2456 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
2458 * gdb-index.cc: New source file.
2459 * gdb-index.h: New source file.
2460 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
2461 and .debug_types sections, call Layout::add_to_gdb_index.
2462 (Sized_relobj_incr::do_section_name): Implement.
2463 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
2464 return type; Implement.
2465 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
2467 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
2468 parameter list and return type.
2469 (Sized_incr_dynobj::do_section_contents): Likewise.
2470 * layout.cc: Include gdb-index.h.
2471 (Layout::Layout): Initialize gdb_index_data_.
2472 (Layout::init_fixed_output_section): Check for .gdb_index section.
2473 (Layout::add_to_gdb_index): New function. Instantiate.
2474 * layout.h: Add forward declaration for class Gdb_index.
2475 (Layout::add_to_gdb_index): New member function.
2476 (Layout::gdb_index_data_): New data member.
2477 * main.cc: Include gdb-index.h.
2478 (main): Print statistics for gdb index.
2479 * object.cc (Object::section_contents): Move code into
2480 do_section_contents.
2481 (need_decompressed_section): Check for sections needed when building
2483 (build_compressed_section_map): Likewise.
2484 (Sized_relobj_file::do_read_symbols): Need local symbols when building
2486 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
2487 sections; call Layout::add_to_gdb_index.
2488 (Sized_relobj_file::do_decompressed_section_contents): Call
2489 do_section_contents directly.
2490 * object.h (Object::do_section_contents): Adjust parameter list and
2492 (Object::do_decompressed_section_contents): Call do_section_contents
2494 (Sized_relobj_file::do_section_contents): Adjust parameter list and
2496 * options.h (class General_options): Add --gdb-index option.
2497 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
2498 list and return type.
2499 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
2500 * reloc.h (Track_relocs::checkpoint): New function.
2501 (Track_relocs::reset): New function.
2503 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
2505 * testsuite/Makefile.in: Regenerate.
2506 * testsuite/gdb_index_test.cc: New test source file.
2507 * testsuite/gdb_index_test_1.sh: New test source file.
2508 * testsuite/gdb_index_test_2.sh: New test source file.
2510 2012-03-19 Doug Kwan <dougkwan@google.com>
2512 * arm.cc (Target_arm::do_define_standard_symbols): New method.
2513 (Target_arm::do_finalize_sections): Remove code which defines
2514 __exidx_start and __exidx_end. Make symbol table parameter
2515 anonymous as it is not used.
2516 * gold.cc (queue_middle_tasks): Call target hook to define any
2517 target-specific symbols.
2518 * target.h (Target::define_standard_symbols): New method.
2519 (Target::do_define_standard_symbols): Same.
2520 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
2521 * testsuite/Makefile.in: Regenerate.
2522 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
2524 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
2525 relocations are generated for __exidx_start and __exidx_end.
2527 2012-03-16 Doug Kwan <dougkwan@google.com>
2529 * testsuite/Makefile.am: Disable test initpri3b.
2530 * testsuite/Makefile.in: Regenerate.
2532 2012-03-15 Doug Kwan <dougkwan@google.com>
2534 * arm.cc (Target_arm::got_section): Make .got section read-only
2537 2012-03-15 Ian Lance Taylor <iant@google.com>
2540 * layout.cc (Layout::make_output_section): Correctly mark
2541 SHT_INIT_ARRAY, et. al., as relro.
2543 2012-03-14 Doug Kwan <dougkwan@google.com>
2545 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
2546 dynamic relocations for protected symbols in shared objects.
2548 2012-03-13 Ian Lance Taylor <iant@google.com>
2550 * resolve.cc (Symbol_table::resolve): When merging common symbols,
2551 keep the larger alignment.
2553 2012-03-12 Cary Coutant <ccoutant@google.com>
2555 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
2556 handling of DW_LNE_define_file.
2558 2012-03-12 Cary Coutant <ccoutant@google.com>
2560 * reduced_debug_output.cc
2561 (Output_reduced_debug_info_section::get_die_end): Add new FORM
2564 2012-02-29 Cary Coutant <ccoutant@google.com>
2566 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
2568 2012-02-29 Cary Coutant <ccoutant@google.com>
2570 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2571 Call Object::decompressed_section_contents.
2572 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
2574 (Sized_dwarf_line_info::buffer_start_): New data member.
2575 * merge.cc (Output_merge_data::do_add_input_section): Call
2576 Object::decompressed_section_contents.
2577 (Output_merge_string::do_add_input_section): Likewise.
2578 * object.cc (need_decompressed_section): New function.
2579 (build_compressed_section_map): Decompress sections needed later.
2580 (Sized_relobj_file::do_decompressed_section_contents): New function.
2581 (Sized_relobj_file::do_discard_decompressed_sections): New function.
2582 * object.h (Object::decompressed_section_contents): New function.
2583 (Object::discard_decompressed_sections): New function.
2584 (Object::do_decompressed_section_contents): New function.
2585 (Object::do_discard_decompressed_sections): New function.
2586 (Compressed_section_info): New type.
2587 (Compressed_section_map): Include decompressed section contents.
2588 (Sized_relobj_file::do_decompressed_section_contents): New function.
2589 (Sized_relobj_file::do_discard_decompressed_sections): New function.
2591 2012-02-16 Cary Coutant <ccoutant@google.com>
2593 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
2594 * testsuite/Makefile.in: Regenerate.
2596 2012-02-14 Cary Coutant <ccoutant@google.com>
2598 * options.cc (General_options::finalize): Disallow -pie and -static.
2600 2012-02-03 Doug Kwan <dougkwan@google.com>
2602 * arm.cc (Arm_relocate_functions::abs8,
2603 Arm_relocate_functions::abs16): Use
2604 Bits::has_signed_unsigned_overflow32.
2605 (Arm_relocate_functions::thm_abs8): Correct range of
2607 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
2610 2012-02-02 Doug Kwan <dougkwan@google.com>
2612 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
2613 position independent outputs, not just shared objects.
2615 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
2617 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
2618 * configure: Regenerated.
2620 2012-01-27 Ian Lance Taylor <iant@google.com>
2622 * reloc.h (Bits): New class with static functions, copied from
2623 namespace utils in arm.cc.
2624 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
2627 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2629 * incremental.cc (write_info_blocks): Correct relocation offset.
2631 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2633 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
2634 (Relocate::tls_gd_to_le): Likewise.
2636 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2638 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
2640 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2642 * configure.ac: Check if -mcmodel=medium works.
2643 * configure: Regenerated.
2645 2012-01-24 Cary Coutant <ccoutant@google.com>
2647 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
2649 (read_unsigned_LEB_128_x): ... this new function.
2650 (read_signed_LEB_128): Replaced with inline definition and ...
2651 (read_signed_LEB_128_x): ... this new function.
2652 * int_encoding.h (read_unsigned_LEB_128_x): New function.
2653 (read_unsigned_LEB_128): Add inline definition.
2654 (read_signed_LEB_128_x): New function.
2655 (read_signed_LEB_128): Add inline definition.
2656 * testsuite/Makefile.am (leb128_unittest): New unit test.
2657 * testsuite/Makefile.in: Regenerate.
2658 * testsuite/leb128_unittest.cc: New unit test.
2660 2012-01-23 Ian Lance Taylor <iant@google.com>
2663 * i386.cc (Target_i386::do_code_fill): When using a jmp
2664 instruction, pad with nop instructions.
2665 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
2667 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
2669 * x86_64.cc (gc_process_relocs): Add typename on types used in
2671 (scan_relocs): Likewise.
2672 (relocate_section): Likewise.
2673 (apply_relocation): Likewise.
2675 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
2677 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
2678 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
2681 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
2683 * x86_64.cc: Initial support for x32.
2685 2012-01-03 Cary Coutant <ccoutant@google.com>
2687 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
2688 Use abstract base class for GOT.
2689 * gold/output.h (class Output_data_got_base): New abstract base class.
2690 (class Output_data_got): Derive from new base class, adjust ctors.
2691 (Output_data_got::reserve_slot): Make virtual; rename to
2692 do_reserve_slot; Adjust callers.
2693 * gold/target.h (Sized_target::init_got_plt_for_update): Return
2694 pointer to abstract base class.
2695 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
2697 2011-12-18 Ian Lance Taylor <iant@google.com>
2699 * object.h (Relobj::local_symbol_value): New function.
2700 (Relobj::local_plt_offset): New function.
2701 (Relobj::local_has_got_offset): New function.
2702 (Relobj::local_got_offset): New function.
2703 (Relobj::set_local_got_offset): New function.
2704 (Relobj::do_local_symbol_value): New pure virtual function.
2705 (Relobj::do_local_plt_offset): Likewise.
2706 (Relobj::do_local_has_got_offset): Likewise.
2707 (Relobj::do_local_got_offset): Likewise.
2708 (Relobj::do_set_local_got_offset): Likewise.
2709 (Sized_relobj::do_local_has_got_offset): Rename from
2710 local_has_got_offset.
2711 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
2712 (Sized_relobj::do_set_local_got_offset): Rename from
2713 set_local_got_offset.
2714 (Sized_relobj_file::do_local_plt_offset): Rename from
2716 (Sized_relobj_file::do_local_symbol_value): New function.
2717 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
2719 * output.cc (Output_data_got::Got_entry::write): Change object to
2720 Relobj. Use local_symbol_value.
2721 (Output_data_got::add_global_with_rel): Change rel_dyn to
2722 Output_data_reloc_generic*. Use add_global_generic.
2723 (Output_data_got::add_global_with_rela): Remove. Change all
2724 callers to use add_global_with_rel.
2725 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
2726 Output_data_reloc_generic*. Use add_global_generic.
2727 (Output_data_got::add_global_pair_with_rela): Remove. Change all
2728 callers to use add_global_pair_with_rel.
2729 (Output_data_got::add_local): Change object to Relobj*.
2730 (Output_data_got::add_local_plt): Likewise.
2731 (Output_data_got::add_local_with_rel): Change object to Relobj*,
2732 change rel_dyn to Output_data_reloc_generic*. Use
2734 (Output_data_got::add_local_with_rela): Remove. Change all
2735 callers to use all_local_with_rel.
2736 (Output_data_got::add_local_pair_with_rel): Change object to
2737 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
2738 add_output_section_generic.
2739 (Output_data_got::add_local_pair_with_rela): Remove. Change all
2740 callers to use add_local_pair_with_rel.
2741 (Output_data_got::reserve_local): Change object to Relobj*.
2742 * output.h: (class Output_data_reloc_generic): Add pure virtual
2743 declarations for add_global_generic, add_local_generic,
2744 add_output_section_generic.
2745 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
2746 functions for Output_data_reloc_generic. Update declarations for
2747 changes listed in output.cc.
2748 (class Output_data_got): Change template parameter to got_size.
2749 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
2750 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
2752 (Sized_relobj_incr::do_local_plt_offset): New function.
2753 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
2756 2011-12-17 Cary Coutant <ccoutant@google.com>
2758 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
2759 * resolve.cc (Symbol_table::resolve): Likewise.
2760 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
2762 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
2764 2011-12-16 Ian Lance Taylor <iant@google.com>
2766 * output.h (Output_data_reloc_generic::add): Only call
2767 add_dynamic_reloc if this is a dynamic reloc section.
2769 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
2772 * target-reloc.h (apply_relocation): Replace <64, false> with
2775 2011-11-25 Nick Clifton <nickc@redhat.com>
2777 * po/it.po: New Italian translation.
2779 2011-11-17 Sterling Augustine <saugustine@google.com>
2781 * script.cc (script_include_directive): Implement.
2782 (read_script_file): New local variables name and search_path. Update
2783 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
2784 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
2785 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
2787 2011-11-11 Sterling Augustine <saugustine@google.com>
2789 * yyscript.y (section_cmd): Add support for INCLUDE directive.
2790 (file_or_sections_cmd): Likewise.
2792 2011-11-11 Doug Kwan <dougkwan@google.com>
2794 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
2795 if --just-symbols is given.
2797 2011-11-10 Doug Kwan <dougkwan@google.com>
2800 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
2801 when processing data relocs.
2802 * reloc.h (Relocate_functions::rel_unaligned): New method.
2803 (Relocate_functions::pcrel_unaligned): Ditto.
2804 (Relocate_functions::rel32_unaligned): Ditto.
2805 (Relocate_functions::pcrel32_unaligned): Ditto.
2807 2011-11-09 Doug Kwan <dougkwan@google.com>
2810 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
2811 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
2812 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
2813 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
2814 (Relocate_functions::rel_unaligned): New.
2815 (Relocate_functions::rel32_unaligned): New.
2816 * target-reloc.h (relocate_for_relocatable): Add code to handle
2817 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
2818 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
2819 arm_unaligned_reloc_r): New targets.
2820 * testsuite/Makefile.in: Regenerate.
2821 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
2824 2011-11-02 Ian Lance Taylor <iant@google.com>
2826 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
2828 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
2829 * options.cc (General_options::finalize): Use library search path
2830 from configure script if specified. If not native and no sysroot,
2831 only search TOOLLIBDIR.
2832 * options.h (Search_directory::Search_directory): Change name to
2834 (General_options::add_to_library_path_with_sysroot): Change arg to
2836 * configure, Makefile.in, config.in: Rebuild.
2838 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2840 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
2841 we are working around the ARM1176 Erratum.
2842 * options.h (General_options::fix_arm1176): Add option.
2843 * testsuite/Makefile.am: Add testcases, and keep current ones
2845 * testsuite/Makefile.in: Regenerate.
2846 * testsuite/arm_fix_1176.s: New file.
2847 * testsuite/arm_fix_1176.sh: Likewise.
2849 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2851 * arm.cc (Target_arm::Target_arm): Remove initialisation of
2853 (Target_arm::may_use_blx): Remove method.
2854 (Target_arm::set_may_use_blx): Likewise.
2855 (Target_arm::may_use_v4t_interworking): New method.
2856 (Target_arm::may_use_v5t_interworking): Likewise.
2857 (Target_arm::may_use_blx_): Remove member variable.
2858 (Arm_relocate_functions::arm_branch_common): Check for v5T
2860 (Arm_relocate_functions::thumb_branch_common): Likewise.
2861 (Reloc_stub::stub_type_for_reloc): Likewise.
2862 (Target_arm::do_finalize_sections): Correct interworking checks.
2863 * testsuite/Makefile.am: Add new tests.
2864 * testsuite/Makefile.in: Regenerate.
2865 * testsuite/arm_farcall_arm_arm.s: New test.
2866 * testsuite/arm_farcall_arm_arm.sh: Likewise.
2867 * testsuite/arm_farcall_arm_thumb.s: Likewise.
2868 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
2869 * testsuite/arm_farcall_thumb_arm.s: Likewise.
2870 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
2871 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
2872 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
2874 2011-10-31 Cary Coutant <ccoutant@google.com>
2877 * expression.cc (Expression::eval_with_dot): Add
2878 is_section_dot_assignment parameter.
2879 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
2880 absolute and assigning to dot within a section.
2881 * script-sections.cc
2882 (Output_section_element_assignment::set_section_addresses): Pass
2883 dot_section to set_if_absolute.
2884 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
2885 as is_section_dot_assignment flag to eval_with_dot.
2886 (Output_section_element_dot_assignment::set_section_addresses):
2888 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
2889 parameter. Also set value if relative to dot_section; set the
2890 symbol's output_section.
2891 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
2892 parameter. Adjust all callers.
2893 (Expression::eval_maybe_dot): Likewise.
2894 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
2896 * testsuite/script_test_2.t: Test assignment of an absolute value
2897 to dot within an output section element.
2899 2011-10-31 Cary Coutant <ccoutant@google.com>
2901 * options.h (class General_options): Add --[no-]gnu-unique options.
2902 * symtab.cc (Symbol_table::sized_write_globals): Convert
2903 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
2905 2011-10-31 Cary Coutant <ccoutant@google.com>
2908 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
2909 unnecessary assertion.
2910 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
2912 2011-10-31 Sriraman Tallam <tmsriram@google.com>
2914 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
2916 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
2918 Change to just keep the section associated with symbol.
2919 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
2920 they are externally visible and --export-dynamic is turned on.
2921 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
2923 2011-10-19 Ian Lance Taylor <iant@google.com>
2926 * script-sections.cc
2927 (Output_section_element_dot_assignment::needs_output_section): New
2930 2011-10-19 Ian Lance Taylor <iant@google.com>
2933 * layout.cc (Layout::segment_precedes): Don't assert failure if a
2934 --section-start option was seen.
2935 * options.h (General_options::any_section_start): New function.
2937 2011-10-18 David S. Miller <davem@davemloft.net>
2940 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
2941 member to track relocation locations that have moved during TLS
2942 reloc optimizations.
2943 (Target_sparc::Relocate::Relocate): Initialize to NULL.
2944 (Target_sparc::Relocate::relocate): Adjust view down by 4
2945 bytes if it matches reloc_adjust_addr_.
2946 (Target_sparc::Relocate::relocate_tls): Always move the
2947 __tls_get_addr call delay slot instruction forward 4 bytes when
2948 performing relaxation.
2950 2011-10-18 Cary Coutant <ccoutant@google.com>
2952 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
2953 (Output_file::map_no_anonymous): Check for non-zero
2954 return code from posix_fallocate.
2956 2011-10-17 Cary Coutant <ccoutant@google.com>
2959 * plugin.cc (is_visible_from_outside): Check for symbols
2960 referenced from dynamic objects.
2961 * resolve.cc (Symbol_table::resolve): Don't count references
2962 from dynamic objects as references from real ELF files.
2963 * testsuite/plugin_test_2.sh: Adjust expected result.
2965 2011-10-17 Cary Coutant <ccoutant@google.com>
2967 * gold.cc: Include timer.h.
2968 (queue_middle_tasks): Stamp time.
2969 (queue_final_tasks): Likewise.
2970 * main.cc (main): Store timer in parameters. Print timers
2972 * parameters.cc (Parameters::Parameters): Initialize timer_.
2973 (Parameters::set_timer): New function.
2974 (set_parameters_timer): New function.
2975 * parameters.h (Parameters::set_timer): New function.
2976 (Parameters::timer): New function.
2977 (Parameters::timer_): New data member.
2978 (set_parameters_timer): New function.
2979 * timer.cc (Timer::stamp): New function.
2980 (Timer::get_pass_time): New function.
2981 * timer.h (Timer::stamp): New function.
2982 (Timer::get_pass_time): New function.
2983 (Timer::pass_times_): New data member.
2985 2011-10-17 Cary Coutant <ccoutant@google.com>
2987 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
2988 task for members of lib groups.
2990 2011-10-17 Cary Coutant <ccoutant@google.com>
2993 * fileread.cc (File_read::find_view): Add assert.
2994 (File_read::make_view): Move bounds check (replace with assert)...
2995 (File_read::find_or_make_view): ... to here.
2997 2011-10-12 Cary Coutant <ccoutant@google.com>
2999 * output.cc (Output_file::open_base_file): Handle case where
3000 ::read returns less than requested size.
3002 2011-10-10 Cary Coutant <ccoutant@google.com>
3004 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
3005 Initialize defined_count_.
3006 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
3007 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
3008 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
3009 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
3010 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
3011 * incremental.h (Sized_relobj_incr::defined_count_): New data
3013 (Sized_incr_dynobj::defined_count_): New data member.
3014 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
3015 Return zeroes instead of internal error.
3017 2011-10-10 Cary Coutant <ccoutant@google.com>
3020 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
3021 (Output_reloc::symbol_value): Return PLT offset if flag is set.
3022 * output.h (class Output_reloc): Add use_plt_offset flag.
3023 (Output_reloc::type_): Adjust size of bit field.
3024 (Output_reloc::use_plt_offset_): New bit field.
3025 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
3026 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
3027 flag. Adjust all callers.
3028 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
3029 creating RELATIVE relocations.
3031 2011-10-10 Nick Clifton <nickc@redhat.com>
3033 * po/es.po: Updated Spanish translation.
3034 * po/fi.po: Updated Finnish translation.
3036 2011-10-03 Diego Novillo <dnovillo@google.com>
3038 * options.cc (parse_uint): Fix dereference of RETVAL.
3040 2011-09-29 Sriraman Tallam <tmsriram@google.com>
3042 * layout.h (section_order_map_): New member.
3043 (get_section_order_map): New member function.
3044 * output.cc (Output_section::add_input_section): Check for patterns
3045 only when --section-ordering-file is specified.
3046 * gold.cc (queue_middle_tasks): Delay updating order of sections till
3047 output_sections have been formed.
3048 * layout.cc (Layout_Layout): Initialize section_order_map_.
3049 * plugin.cc (update_section_order): Store order in order_map. Do not
3051 * testsuite/Makefile.am: Add test case for plugin_final_layout.
3052 * testsuite/Makefile.in: Regenerate.
3053 * testsuite/plugin_section_order.c: New file.
3054 * testsuite/plugin_final_layout.cc: New file.
3055 * testsuite/plugin_final_layout.sh: New file.
3057 2011-09-29 Cary Coutant <ccoutant@google.com>
3059 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3061 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
3062 symbols during incremental update.
3063 (Symbol_table::add_from_dynobj): Likewise.
3065 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3066 Ian Lance Taylor <iant@google.com>
3068 * symtab.cc (Symbol_table::define_special_symbol): Always
3069 canonicalize version string.
3071 2011-09-26 Cary Coutant <ccoutant@google.com>
3073 * gold.cc (queue_initial_tasks): Move option checks ...
3074 * options.cc (General_options::finalize): ... to here. Disable
3075 some options; make others fatal.
3077 2011-09-26 Cary Coutant <ccoutant@google.com>
3080 * plugin.cc (get_symbols_v2): New function.
3081 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
3082 (is_referenced_from_outside): New function.
3083 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
3084 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
3085 (get_symbols): Pass version parameter.
3086 (get_symbols_v2): New function.
3087 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
3089 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
3090 (onload): Add LDPT_GET_SYMBOLS_V2.
3091 (all_symbols_read_hook): Use get_symbols_v2; check for
3092 LDPR_PREVAILING_DEF_IRONLY_EXP.
3093 * testsuite/plugin_test_3.sh: Update expected results.
3095 2011-09-23 Simon Baldwin <simonb@google.com>
3097 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
3098 configuration options.
3099 * configure: Regenerate.
3100 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
3101 * Makefile.in: Regenerate.
3102 * testsuite/Makefile.in: Regenerate.
3104 2011-09-19 Sriraman Tallam <tmsriram@google.com>
3106 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
3108 2011-09-19 Cary Coutant <ccoutant@google.com>
3110 * incremental.cc (can_incremental_update): Fix typo in comment.
3111 * incremental.h (can_incremental_update): Likewise.
3113 2011-09-18 Cary Coutant <ccoutant@google.com>
3115 * incremental.cc (can_incremental_update): New function.
3116 * incremental.h (can_incremental_update): New function.
3117 * layout.cc (Layout::init_fixed_output_section): Call it.
3118 (Layout::make_output_section): Don't allow patch space in .eh_frame.
3119 * object.cc (Sized_relobj_file::do_layout): Call
3120 can_incremental_update.
3122 2011-09-13 Cary Coutant <ccoutant@google.com>
3124 * configure.ac: Check for glibc support for gnu_indirect_function
3125 support with static linking, setting automake conditional
3127 * Makefile.in: Regenerate.
3128 * configure: Regenerate.
3130 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
3131 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
3133 * testsuite/Makefile.in: Regenerate.
3135 2011-09-13 Cary Coutant <ccoutant@google.com>
3137 * incremental.cc (Sized_relobj_incr::do_layout): Call
3138 report_comdat_group for kept comdat sections.
3139 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
3140 * testsuite/Makefile.in: Regenerate.
3141 * testsuite/incr_comdat_test_1.cc: New source file.
3142 * testsuite/incr_comdat_test_2_v1.cc: New source file.
3143 * testsuite/incr_comdat_test_2_v2.cc: New source file.
3144 * testsuite/incr_comdat_test_2_v3.cc: New source file.
3146 2011-09-13 Ian Lance Taylor <iant@google.com>
3148 * object.cc (Sized_relobj_file::do_layout): Remove unused local
3149 variable external_symbols_offset.
3151 2011-09-12 Ian Lance Taylor <iant@google.com>
3153 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
3154 triggered if object has no symbols.
3156 2011-09-09 David S. Miller <davem@davemloft.net>
3158 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
3159 (Output_fill_debug_line::do_write): Likewise.
3161 2011-08-29 Cary Coutant <ccoutant@google.com>
3163 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
3164 casts to match formatting specs.
3165 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
3167 2011-08-26 Cary Coutant <ccoutant@google.com>
3169 * layout.cc (Free_list::allocate): Provide guarantee of minimum
3170 remaining hole size when allocating.
3171 (Layout::make_output_section): Set fill methods for debug sections.
3172 * layout.h (Free_list::Free_list_node): Move from private to
3174 (Free_list::set_min_hole_size): New function.
3175 (Free_list::begin, Free_list::end): New functions.
3176 (Free_list::min_hole_): New data member.
3177 * output.cc: Include dwarf.h.
3178 (Output_fill_debug_info::do_minimum_hole_size): New function.
3179 (Output_fill_debug_info::do_write): New function.
3180 (Output_fill_debug_line::do_minimum_hole_size): New function.
3181 (Output_fill_debug_line::do_write): New function.
3182 (Output_section::Output_section): Initialize new data member.
3183 (Output_section::set_final_data_size): Ensure patch space is larger
3184 than minimum hole size.
3185 (Output_section::do_write): Fill holes in debug sections.
3186 * output.h (Output_fill): New class.
3187 (Output_fill_debug_info): New class.
3188 (Output_fill_debug_line): New class.
3189 (Output_section::set_free_space_fill): New function.
3190 (Output_section::free_space_fill_): New data member.
3191 * testsuite/Makefile.am (incremental_test_3): Add
3192 --incremental-patch option.
3193 (incremental_test_4): Likewise.
3194 (incremental_test_5): Likewise.
3195 (incremental_test_6): Likewise.
3196 (incremental_copy_test): Likewise.
3197 (incremental_common_test_1): Likewise.
3198 * testsuite/Makefile.in: Regenerate.
3200 2011-08-26 Nick Clifton <nickc@redhat.com>
3202 * po/es.po: Updated Spanish translation.
3204 2011-08-01 Cary Coutant <ccoutant@google.com>
3206 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
3207 * gold/testsuite/Makefile.in: Regenerate.
3208 * gold/testsuite/justsyms_exec.c: New source file.
3209 * gold/testsuite/justsyms_lib.c: New source file.
3211 2011-08-01 Cary Coutant <ccoutant@google.com>
3213 * layout.cc (Layout::set_segment_offsets): Don't realign text
3214 segment if -Ttext was specified.
3215 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
3217 * object.h (Sized_relobj_file::e_type): New function.
3218 (Sized_relobj_file::e_type_): New data member.
3219 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
3220 base address for ET_EXEC files.
3221 * target.cc (Target::do_make_elf_object_implementation): Allow
3222 ET_EXEC files with --just-symbols option.
3224 2011-07-28 Cary Coutant <ccoutant@google.com>
3226 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
3227 Add thread_number parameter.
3228 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
3229 * workqueue-threads.cc
3230 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
3231 current thread if its thread number is greater than desired thread
3233 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
3234 Add thread_number parameter.
3235 (Workqueue::should_cancel_thread): Likewise.
3236 (Workqueue::find_runnable_or_wait): Pass thread_number to
3237 should_cancel_thread.
3238 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
3241 2011-07-22 Sriraman Tallam <tmsriram@google.com>
3243 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
3244 only after checking if it cannot be forced local.
3245 * symtab.h (is_externally_visible): Check if the symbol is not forced
3248 2011-07-15 Ian Lance Taylor <iant@google.com>
3250 * options.h (class General_options): Add --print-output-format.
3251 Move -EL next to -EB, for better --help output.
3252 * target-select.cc: Include <cstdio>, "options.h", and
3254 (Target_selector::do_target_bfd_name): New function.
3255 (print_output_format): New function.
3256 * target-select.h (class Target_selector): Update declarations.
3257 (Target_selector::target_bfd_name): New function.
3258 (print_output_format): Declare.
3259 * main.cc: Include "target-select.h".
3260 (main): Handle --print-output-format.
3261 * gold.cc: Include "target-select.h".
3262 (queue_initial_tasks): Handle --print-output-format when there are
3264 * parameters.cc (parameters_force_valid_target): Give a better
3265 error message if -EB/-EL does not match target.
3266 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
3269 2011-07-15 Ian Lance Taylor <iant@google.com>
3271 * i386.cc (class Output_data_plt_i386): Add layout_ field.
3272 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
3273 (Output_data_plt_i386::do_write): Write address of .dynamic
3274 section to first entry in .got.plt section.
3275 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
3276 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3278 (Output_data_plt_x86_64::do_write): Write address of .dynamic
3279 section to first entry in .got.plt section.
3280 * layout.h (Layout::dynamic_section): New function.
3282 2011-07-13 Sriraman Tallam <tmsriram@google.com>
3284 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
3286 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
3287 input_section_position_, and input_section_glob_.
3288 (read_layout_from_file): Call function section_ordering_specified.
3289 * layout.h (is_section_ordering_specified): New function.
3290 (section_ordering_specified): New function.
3291 (section_ordering_specified_): New boolean member.
3292 * main.cc(main): Call load_plugins after layout object is defined.
3293 * output.cc (Output_section::add_input_section): Use
3294 function section_ordering_specified to check if section ordering is
3296 * output.cc (Output_section::add_relaxed_input_section): Use
3297 function section_ordering_specified to check if section ordering is
3299 (Output_section::update_section_layout): New function.
3300 (Output_section::sort_attached_input_sections): Check if input section
3302 * output.h (Output_section::update_section_layout): New function.
3303 * plugin.cc (get_section_count): New function.
3304 (get_section_type): New function.
3305 (get_section_name): New function.
3306 (get_section_contents): New function.
3307 (update_section_order): New function.
3308 (allow_section_ordering): New function.
3309 (Plugin::load): Add the new interfaces to the transfer vector.
3310 (Plugin_manager::load_plugins): New parameter.
3311 (Plugin_manager::all_symbols_read): New parameter.
3312 (Plugin_manager::claim_file): New parameter. Save the elf object for
3314 (Plugin_manager::get_elf_object): New function.
3315 (Plugin_manager::get_view): Change to directly use the bool to check
3316 if get_view is called from claim_file_hook.
3317 * plugin.h (input_objects): New function
3318 (Plugin__manager::load_plugins): New parameter.
3319 (Plugin_manager::claim_file): New parameter.
3320 (Plugin_manager::get_elf_object): New function.
3321 (Plugin_manager::in_claim_file_handler): New function.
3322 (Plugin_manager::in_claim_file_handler_): New member.
3323 (layout): New function.
3324 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
3325 handler with an extra parameter. Make the elf object before calling
3327 * testsuite/plugin_test.c (get_section_count): New function pointer.
3328 (get_section_type): New function pointer.
3329 (get_section_name): New function pointer.
3330 (get_section_contents): New function pointer.
3331 (update_section_order): New function pointer.
3332 (allow_section_ordering): New function pointer.
3333 (onload): Check if the new interfaces exist.
3335 2011-07-13 Ian Lance Taylor <iant@google.com>
3337 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
3339 * x86_64.cc (Target_x86_64::got_section): Likewise.
3340 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
3341 (relro_now_test_SOURCES): New variable.
3342 (relro_now_test_DEPENDENCIES): New variable.
3343 (relro_now_test_LDFLAGS): New variable.
3344 (relro_now_test_LDADD): New variable.
3345 (relro_now_test.so): New target.
3346 * testsuite/Makefile.in: Rebuild.
3348 2011-07-12 Ian Lance Taylor <iant@google.com>
3351 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
3352 GLOB_DAT relocation rather than a RELATIVE relocation for a
3353 protected symbol when creating a shared library.
3354 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3355 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
3356 * testsuite/protected_main_1.cc (main): Test that protected
3357 function has same address.
3359 2011-07-11 Ian Lance Taylor <iant@google.com>
3362 * options.h (class General_options): Add -Bgroup.
3363 * options.cc (General_options::finalize): If -Bgroup is set,
3364 default to --unresolved-symbols=report-all.
3365 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
3366 * target-reloc.h (issue_undefined_symbol_error): Handle
3367 --unresolved-symbols=report-all.
3369 2011-07-08 Ian Lance Taylor <iant@google.com>
3372 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
3373 if linker script discards key sections.
3374 (Layout::create_dynamic_symtab): Likewise.
3375 (Layout::assign_local_dynsym_offsets): Likewise.
3376 (Layout::sized_create_version_sections): Likewise.
3377 (Layout::create_interp): Likewise.
3378 (Layout::finish_dynamic_section): Likewise.
3379 (Layout::set_dynamic_symbol_size): Likewise.
3381 2011-07-08 Ian Lance Taylor <iant@google.com>
3384 * options.h (class General_options): Add --unresolved-symbols.
3385 * target-reloc.h (issue_undefined_symbol_error): Check
3386 --unresolved-symbols. Add comments.
3388 2011-07-08 Ian Lance Taylor <iant@google.com>
3390 * testsuite/odr_violation2.cc (Ordering::operator()): Make
3391 expression more complex.
3393 2011-07-08 Ian Lance Taylor <iant@google.com>
3396 * target-reloc.h (issue_undefined_symbol_error): New inline
3397 function, broken out of relocate_section.
3398 (relocate_section): Call issue_undefined_symbol_error.
3399 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3400 there is no TLS segment if we are about to issue an undefined
3402 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3404 2011-07-08 Ian Lance Taylor <iant@google.com>
3407 * resolve.cc (Symbol_table::should_override): Add fromtype
3408 parameter. Change all callers. Give error when linking together
3409 TLS and non-TLS symbol.
3410 (Symbol_table::should_override_with_special): Add fromtype
3411 parameter. Change all callers.
3412 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3413 there is no TLS segment if we have reported some errors.
3414 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3416 2011-07-08 Ian Lance Taylor <iant@google.com>
3419 * target.h (Target::plt_address_for_global): New function.
3420 (Target::plt_address_for_local): New function.
3421 (Target::plt_section_for_global): Remove.
3422 (Target::plt_section_for_local): Remove.
3423 (Target::do_plt_address_for_global): New virtual function.
3424 (Target::do_plt_address_for_local): New virtual function.
3425 (Target::do_plt_section_for_global): Remove.
3426 (Target::do_plt_section_for_local): Remove.
3427 (Target::register_global_plt_entry): Add Symbol_table and Layout
3429 * output.cc (Output_data_got::Got_entry::write): Use
3430 plt_address_for_global and plt_address_for_local.
3431 * layout.cc (Layout::add_target_dynamic_tags): Use size and
3432 address of output section.
3433 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
3434 got_irelative_, and irelative_count_ fields. Update
3436 (Output_data_plt_i386::has_irelative_section): New function.
3437 (Output_data_plt_i386::entry_count): Add irelative_count_.
3438 (Output_data_plt_i386::set_final_data_size): Likewise.
3439 (class Target_i386): Add got_irelative_ and rel_irelative_
3440 fields. Update declarations.
3441 (Target_i386::Target_i386): Initialize new fields.
3442 (Target_i386::do_plt_address_for_global): New function replacing
3443 do_plt_section_for_global.
3444 (Target_i386::do_plt_address_for_local): New function replacing
3445 do_plt_section_for_local.
3446 (Target_i386::got_section): Create got_irelative_.
3447 (Target_i386::rel_irelative_section): New function.
3448 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
3449 fields. Don't define __rel_iplt_{start,end}.
3450 (Output_data_plt_i386::add_entry): Add symtab and layout
3451 parameters. Change all callers. Use different PLT and GOT for
3453 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
3454 layout parameters. Change all callers. Use different PLT and
3456 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
3457 (Output_data_plt_i386::rel_irelative): New function.
3458 (Output_data_plt_i386::address_for_global): New function.
3459 (Output_data_plt_i386::address_for_local): New function.
3460 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
3461 IRELATIVE GOT when changing IFUNC GOT entries.
3462 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
3464 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
3465 if we didn't create an IRELATIVE GOT.
3466 (Target_i386::Relocate::relocate): Use plt_address_for_global and
3467 plt_address_for_local.
3468 (Target_i386::do_dynsym_value): Use plt_address_for_global.
3469 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
3470 got_irelative_, and irelative_count_ fields. Update
3472 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3473 Initialize new fields. Remove symtab parameter. Change all
3475 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
3477 (Output_data_plt_x86_64::has_irelative_section): New function.
3478 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
3479 (class Target_x86_64): Add got_irelative_ and rel_irelative_
3480 fields. Update declarations.
3481 (Target_x86_64::Target_x86_64): Initialize new fields.
3482 (Target_x86_64::do_plt_address_for_global): New function replacing
3483 do_plt_section_for_global.
3484 (Target_x86_64::do_plt_address_for_local): New function replacing
3485 do_plt_section_for_local.
3486 (Target_x86_64::got_section): Create got_irelative_.
3487 (Target_x86_64::rela_irelative_section): New function.
3488 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
3489 all callers. Don't create __rel_iplt_{start,end}.
3490 (Output_data_plt_x86_64::add_entry): Add symtab and layout
3491 parameters. Change all callers. Use different PLT and GOT for
3493 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
3494 layout parameters. Change all callers. Use different PLT and
3496 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
3497 parameters. Change all callers. Use different PLT and GOT for
3499 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
3500 (Output_data_plt_x86_64::rela_irelative): New function.
3501 (Output_data_plt_x86_64::address_for_global): New function.
3502 (Output_data_plt_x86_64::address_for_local): New function.
3503 (Output_data_plt_x86_64::set_final_data_size): Likewise.
3504 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
3505 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
3506 (Target_x86_64::register_global_plt_entry): Add symtab and layout
3508 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
3510 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
3511 symbols if we didn't create an IRELATIVE GOT.
3512 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
3513 plt_address_for_local.
3514 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
3515 * testsuite/ifuncvar1.c: New test file.
3516 * testsuite/ifuncvar2.c: New test file.
3517 * testsuite/ifuncvar3.c: New test file.
3518 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
3519 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
3520 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
3521 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
3522 * testsuite/Makefile.in: Rebuild.
3524 2011-07-07 Cary Coutant <ccoutant@google.com>
3526 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
3527 (two_file_test_1_ndebug.o): Likewise.
3528 (two_file_test_1b_ndebug.o): Likewise.
3529 (two_file_test_2_ndebug.o): Likewise.
3530 (two_file_test_main_ndebug.o): Likewise.
3531 (incremental_test_2): Link with no-debug versions.
3533 2011-07-06 Cary Coutant <ccoutant@google.com>
3535 * gold/incremental.cc
3536 (Output_section_incremental_inputs::write_info_blocks): Check for
3537 hidden and internal symbols.
3539 2011-07-06 Cary Coutant <ccoutant@google.com>
3541 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
3542 Check disposition for startup file.
3543 (Incremental_inputs::report_command_line): Ignore
3544 --incremental-startup-unchanged option.
3545 * options.cc (General_options::parse_incremental_startup_unchanged):
3547 (General_options::General_options): Initialize new data member.
3548 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
3549 (General_options): Add --incremental-startup-unchanged option.
3550 (General_options::incremental_startup_disposition): New function.
3551 (General_options::incremental_startup_disposition_): New data member.
3553 2011-07-06 Cary Coutant <ccoutant@google.com>
3555 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
3556 input file index to Script_info ctor.
3557 (Sized_incremental_binary::do_file_has_changed): Find the
3558 command-line argument for files named in scripts.
3559 * incremental.h (Script_info::Script_info): New ctor
3560 with input file index.
3561 (Script_info::input_file_index): New function.
3562 (Script_info::input_file_index_): New data member.
3563 (Incremental_binary::get_library): Add const.
3564 (Incremental_binary::get_script_info): Add const.
3565 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
3566 * testsuite/Makefile.am (incremental_test_5): New test case.
3567 (incremental_test_6): New test case.
3568 * testsuite/Makefile.in: Regenerate.
3570 2011-07-06 Cary Coutant <ccoutant@google.com>
3572 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
3573 debug output when command lines differ.
3575 2011-07-06 Cary Coutant <ccoutant@google.com>
3577 * incremental.cc (Incremental_inputs::report_command_line): Ignore
3578 --incremental-patch option.
3579 * layout.cc (Free_list::allocate): Extend allocation beyond original
3581 (Layout::make_output_section): Mark sections that should get
3583 * options.cc (parse_percent): New function.
3584 * options.h (parse_percent): New function.
3585 (DEFINE_percent): New macro.
3586 (General_options): Add --incremental-patch option.
3587 * output.cc (Output_section::Output_section): Initialize new data
3589 (Output_section::add_input_section): Print section name when out
3591 (Output_section::add_output_section_data): Likewise.
3592 (Output_section::set_final_data_size): Add patch space when
3593 doing --incremental-full.
3594 (Output_section::do_reset_address_and_file_offset): Remove patch
3596 (Output_segment::set_section_list_addresses): Print debug output
3597 only if --incremental-update.
3598 * output.h (Output_section::set_is_patch_space_allowed): New function.
3599 (Output_section::is_patch_space_allowed_): New data member.
3600 (Output_section::patch_space_): New data member.
3601 * parameters.cc (Parameters::incremental_full): New function.
3602 * parameters.h (Parameters::incremental_full): New function
3603 * testsuite/Makefile.am (incremental_test_2): Add test for
3604 --incremental-patch option.
3605 * testsuite/Makefile.in: Regenerate.
3606 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
3607 (t18): Remove function body.
3609 2011-07-05 Doug Kwan <dougkwan@google.com>
3612 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
3613 Arm_Address type for relocation result.
3614 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
3616 (Arm_relocate_functions::abs32): Use unaligned access.
3617 (Arm_relocate_functions::rel32): Ditto.
3618 (Arm_relocate_functions::prel31): Ditto.
3619 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
3620 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
3621 static data relocations.
3622 * testsuite/Makefile.in: Regnerate.
3623 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
3625 2011-07-05 Ian Lance Taylor <iant@google.com>
3628 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
3629 symbols if necessary.
3630 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3632 2011-07-05 Ian Lance Taylor <iant@google.com>
3635 * resolve.cc (Symbol::override_base_with_special): Simply override
3636 version with special symbol version, ignoring previous version.
3638 2011-07-05 Ian Lance Taylor <iant@google.com>
3640 * object.cc (Sized_relobj_file::include_section_group): Add
3641 information to comment about signature location.
3643 2011-07-02 Ian Lance Taylor <iant@google.com>
3646 * options.h (class General_options): Add -f and -F.
3647 * options.cc (General_options::finalize): Fatal error if -f/-F
3648 are used without -shared.
3649 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
3651 2011-07-02 Ian Lance Taylor <iant@google.com>
3653 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
3655 2011-07-01 Ian Lance Taylor <iant@google.com>
3659 * resolve.cc (Symbol::override_base_with_special): Don't override
3660 the version if the overriding symbol has a different name.
3661 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
3662 all callers. If we give an error about an undefined version,
3663 define the base version if necessary.
3664 * dynobj.h (class Versions): Update declaration.
3665 * testsuite/weak_alias_test_5.cc: New file.
3666 * testsuite/weak_alias_test.script: New file.
3667 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
3668 and versioned_alias have the right value, and call t2.
3669 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
3670 weak_alias_test_5.so.
3671 (weak_alias_test_LDADD): Likewise.
3672 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
3673 * testsuite/Makefile.in: Rebuild.
3675 2011-07-01 Ian Lance Taylor <iant@google.com>
3678 * options.h (class General_options): Support -z notext.
3679 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
3681 (two_file_shared_nonpic.so): Likewise.
3682 (two_file_shared_mixed.so): Likewise.
3683 (two_file_shared_mixed_1.so): Likewise.
3684 (weak_undef_lib_nonpic.so): Likewise.
3685 (alt/weak_undef_lib_nonpic.so): Likewise.
3686 (tls_test_shared_nonpic.so): Likewise.
3687 * testsuite/Makefile.in: Rebuild.
3689 2011-07-01 Ian Lance Taylor <iant@google.com>
3692 * configure.ac: Test whether static linking works, setting
3693 the automake conditional HAVE_STATIC.
3694 * testsuite/Makefile.am: Disable tests using -static if
3695 HAVE_STATIC is not true.
3696 * configure, testsuite/Makefile.in: Rebuild.
3698 2011-07-01 Ian Lance Taylor <iant@google.com>
3701 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
3702 Assert if we see DW_EH_PE_indirect.
3703 * target.h (Target::ehframe_datarel_base): New function.
3704 (Target::do_ehframe_datarel_base): New target function.
3705 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
3706 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
3709 2011-07-01 Ian Lance Taylor <iant@google.com>
3712 * options.h (class General_options): Add
3713 --ld-generated-unwind-info.
3714 * ehframe.cc (Fde::write): Add address parameter. Change all
3715 callers. If associated with PLT, fill in address and size.
3716 (Cie::set_output_offset): Only add merge mapping if there is an
3718 (Cie::write): Add address parameter. Change all callers.
3719 (Eh_frame::add_ehframe_for_plt): New function.
3720 * ehframe.h (class Fde): Update declarations. Move shndx_ and
3721 input_offset_ fields into union u_, with new plt field.
3722 (Fde::Fde): Adjust for new union field.
3723 (Fde::Fde) [Output_data version]: New constructor.
3724 (Fde::add_mapping): Only add merge mapping if there is an object.
3725 (class Cie): Update declarations.
3726 (class Eh_frame): Declare add_ehframe_for_plt.
3727 * layout.cc (Layout::layout_eh_frame): Break out code into
3728 make_eh_frame_section, and call it.
3729 (Layout::make_eh_frame_section): New function.
3730 (Layout::add_eh_frame_for_plt): New function.
3731 * layout.h (class Layout): Update declarations.
3732 * merge.cc (Merge_map::add_mapping): Add assertion.
3733 * i386.cc: Include "dwarf.h".
3734 (class Output_data_plt_i386): Make first_plt_entry,
3735 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
3736 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
3737 and plt_eh_frame_fde.
3738 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
3739 boundary. Call add_eh_frame_for_plt if appropriate.
3740 * x86_64.cc: Include "dwarf.h".
3741 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
3742 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
3743 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
3744 and plt_eh_frame_fde.
3745 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
3748 2011-06-29 Ian Lance Taylor <iant@google.com>
3751 * object.cc (Sized_relobj_file::layout_section): Change shdr
3752 parameter to be const.
3753 (Sized_relobj_file::layout_eh_frame_section): New function, broken
3755 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
3756 appropriate. Call layout_eh_frame_section.
3757 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
3759 * object.h (class Sized_relobj_file): Update declarations.
3761 2011-06-29 Ian Lance Taylor <iant@google.com>
3764 * script.cc (Token::integer_value): Accept trailing M/m/K/k
3766 (Lex::gather_token): Accept trailing M/m/K/k for integers.
3768 2011-06-29 Ian Lance Taylor <iant@google.com>
3771 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
3773 * layout.cc (Layout::layout_eh_frame): Likewise.
3775 2011-06-29 Ian Lance Taylor <iant@google.com>
3778 * layout.cc (Layout::symtab_section_shndx): New function.
3779 * layout.h (class Layout): Declare symtab_section_shndx.
3780 * output.cc (Output_section::write_header): Call it.
3782 2011-06-29 Ian Lance Taylor <iant@google.com>
3785 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
3786 symbols which are not used in a relocation.
3788 2011-06-28 Ian Lance Taylor <iant@google.com>
3791 * layout.cc (Layout::segment_precedes): Don't crash if a linker
3792 script create indistinguishable segments.
3793 (Layout::set_segment_offsets): Use stable_sort when sorting
3794 segments. Pass this to Compare_segments constructor.
3795 * layout.h (class Layout): Make segment_precedes non-static.
3796 (class Compare_segments): Change from struct to class. Add
3797 layout_ field. Add constructor.
3798 * script-sections.cc
3799 (Script_sections::attach_sections_using_phdrs_clause): Rename
3800 local orphan to is_orphan. Don't report failure to put empty
3801 section in segment. On attachment failure, report name of
3802 section, and attach to first PT_LOAD segment.
3804 2011-06-28 Ian Lance Taylor <iant@google.com>
3807 * target-select.cc (Target_selector::Target_selector): Add
3808 emulation parameter. Change all callers.
3809 (select_target_by_bfd_name): Rename from select_target_by_name.
3811 (select_target_by_emulation): New function.
3812 (supported_emulation_names): New function.
3813 * target-select.h (class Target_selector): Add emulation_ field.
3814 Update declarations.
3815 (Target_selector::recognize_by_bfd_name): Rename from
3816 recognize_by_name. Change all callers.
3817 (Target_selector::supported_bfd_names): Rename from
3818 supported_names. Change all callers.
3819 (Target_selector::recognize_by_emulation): New function.
3820 (Target_selector::supported_emulations): New function.
3821 (Target_selector::emulation): New function.
3822 (Target_selector::do_recognize_by_bfd_name): Rename from
3823 do_recognize_by_name. Change all callers.
3824 (Target_selector::do_supported_bfd_names): Rename from
3825 do_supported_names. Change all callers.
3826 (Target_selector::do_recognize_by_emulation): New function.
3827 (Target_selector::do_supported_emulations): New function.
3828 (select_target_by_bfd_name): Change name in declaration.
3829 (select_target_by_emulation): Declare.
3830 (supported_emulation_names): Declare.
3831 * parameters.cc (parameters_force_valid_target): Try to find
3832 target based on emulation from -m option.
3833 * options.h (class General_options): Change doc string for -m.
3834 * options.cc (help): Print emulations.
3835 (General_options::parse_V): Likewise.
3836 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
3837 Add emulation parameter. Change all callers.
3839 2011-06-28 Ian Lance Taylor <iant@google.com>
3841 * target.h (class Target): Add osabi_ field.
3842 (Target::osabi): New function.
3843 (Target::set_osabi): New function.
3844 (Target::Target): Initialize osabi_.
3845 (Target::do_adjust_elf_header): Make pure virtual.
3846 (Sized_target::do_adjust_elf_header): Declare.
3847 * target.cc (Sized_target::do_adjust_elf_header): New function.
3848 (class Sized_target): Instantiate all versions.
3849 * freebsd.h (class Target_freebsd): Remove.
3850 (Target_selector_freebsd::do_recognize): Call set_osabi on
3852 (Target_selector_freebsd::do_recognize_by_name): Likewise.
3853 (Target_selector_freebsd::set_osabi): Remove.
3854 * i386.cc (class Target_i386): Inherit from Sized_target rather
3855 than Target_freebsd.
3856 * x86_64.cc (class Target_x86_64): Likewise.
3858 2011-06-28 Ian Lance Taylor <iant@google.com>
3860 * target.h (Target::can_check_for_function_pointers): Rewrite.
3862 (Target::can_icf_inline_merge_sections): Likewise.
3863 (Target::section_may_have_icf_unsafe_poineters): Likewise.
3864 (Target::Target_info): Add can_icf_inline_merge_sections field.
3865 (Target::do_can_check_for_function_pointers): New virtual
3867 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
3868 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
3869 from can_check_for_function_pointers, move in file.
3870 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
3871 section_may_have_icf_unsafe_poineters, move in file.
3872 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
3873 * i386.cc (Target_i386::do_can_check_for_function_pointers):
3874 Rename from can_check_for_function_pointers, move in file.
3875 (Target_i386::can_icf_inline_merge_sections): Remove.
3876 (Target_i386::i386_info): Initialize
3877 can_icf_inline_merge_sections.
3878 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3879 Initialize can_icf_inline_merge_sections.
3880 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
3881 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
3882 Rename from can_check_for_function_pointers, move in file.
3883 (Target_x86_64::can_icf_inline_merge_sections): Remove.
3884 (Target_x86_64::x86_64_info): Initialize
3885 can_icf_inline_merge_sections.
3886 * testsuite/testfile.cc (Target_test::test_target_info):
3888 * icf.cc (get_section_contents): Correct formatting.
3890 2011-06-27 Ian Lance Taylor <iant@google.com>
3892 * symtab.cc (Symbol::versioned_name): New function.
3893 (Symbol_table::add_to_final_symtab): Use versioned_name when
3895 (Symbol_table::sized_write_symbol): Likewise.
3896 * symtab.h (class Symbol): Declare versioned_name.
3897 * stringpool.h (class Stringpool_template): Add variant of add
3898 which takes a std::basic_string.
3899 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
3900 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
3901 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
3902 (ver_test_12.o): New target.
3903 * testsuite/Makefile.in: Rebuild.
3905 2011-06-27 Doug Kwan <dougkwan@google.com>
3907 * arm.cc (Arm_relocate_functions::thm_jump8,
3908 Arm_relocate_functions::thm_jump11): Use a wider signed
3909 type to compute offset.
3910 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
3912 * testsuite/Makefile.in: Regenerate.
3913 * testsuite/arm_branch_in_range.sh: Check test results of
3914 arm_thm_jump11 and arm_thm_jump8.
3915 * testsuite/arm_thm_jump11.s: New test source file.
3916 * testsuite/arm_thm_jump11.t: New linker script.
3917 * testsuite/arm_thm_jump8.s: New test source file.
3918 * testsuite/arm_thm_jump8.t: New linker script.
3920 2011-06-24 Ian Lance Taylor <iant@google.com>
3922 * layout.cc: Include "object.h".
3923 (ctors_sections_in_init_array): New static variable.
3924 (Layout::is_ctors_in_init_array): New function.
3925 (Layout::layout): Add entry to ctors_sections_in_init_array if
3927 * layout.h (class Layout): Declare is_ctors_in_init_array.
3928 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
3929 is_ctors_reverse_view is set.
3930 (Sized_relobj_file::write_sections): Add layout parameter. Change
3931 all callers. Set is_ctors_reverse_view field of View_size.
3932 (Sized_relobj_file::reverse_words): New function.
3933 * object.h (Sized_relobj_file::View_size): Add
3934 is_ctors_reverse_view field.
3935 (class Sized_relobj_file): Update declarations.
3936 * testsuite/initpri3.c: New test.
3937 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
3939 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
3940 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
3941 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
3942 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
3943 * testsuite/Makefile.in: Rebuild.
3945 2011-06-24 Cary Coutant <ccoutant@google.com>
3947 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
3948 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
3949 (debug_msg_cdebug.err): New targets.
3950 * testsuite/Makefile.in: Regenerate.
3951 * testsuite/debug_msg.sh: Check output of link with compressed debug.
3952 Fix checks for link with shared library.
3954 2011-06-24 Doug Kwan <dougkwan@google.com>
3956 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
3957 skip empty text sections.
3958 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
3960 2011-06-22 Ian Lance Taylor <iant@google.com>
3963 * options.h (class General_options): Add --ctors-in-init-array.
3964 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
3965 friends as SHT_PROGBITS for merging sections.
3966 (Layout::layout): Remove special handling of .init_array and
3967 friends. Don't sort if doing relocatable link. Sort for .ctors
3968 and .dtors if ctors_in_init_array.
3969 (Layout::make_output_section): Force correct section types for
3970 .init_array and friends. Don't sort if doing relocatable link,
3971 Don't sort .ctors and .dtors if ctors_in_init_array.
3972 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
3973 (Layout::output_section_name): Add relobj parameter. Change all
3974 callers. Handle .ctors. and .dtors. in code rather than table.
3975 Handle .ctors and .dtors if ctors_in_init_array.
3976 (Layout::match_file_name): New function, moved from output.cc.
3977 * layout.h (class Layout): Update declarations.
3978 * output.cc: Include "layout.h".
3979 (Input_section_sort_entry::get_priority): New function.
3980 (Input_section_sort_entry::match_file_name): Just call
3981 Layout::match_file_name.
3982 (Output_section::Input_section_sort_init_fini_compare::operator()):
3983 Handle .ctors and .dtors. Sort by explicit priority rather than
3985 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
3986 * testsuite/initpri2.c: New test.
3987 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
3988 (check_PROGRAMS): Add initpri2.
3989 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
3990 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
3991 * configure, testsuite/Makefile.in: Rebuild.
3993 2011-06-19 Ian Lance Taylor <iant@google.com>
3996 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
3997 .interp section to a PT_INTERP segment even if we have seen a
3998 --dynamic-linker option. Don't do it if we have seen a PHDRS
3999 clause in a linker script.
4000 (Layout::finalize): Don't create a .interp section if we've
4001 already create a PT_INTERP segment.
4002 (Layout::create_interp): Always call choose_output_section (revert
4003 patch of 2011-06-17). Don't create PT_INTERP segment.
4004 * script-sections.cc
4005 (Script_sections::create_note_and_tls_segments): Add a .interp
4006 section to a PT_INTERP segment even if we have seen a
4007 --dynamic-linker option.
4009 2011-06-18 Ian Lance Taylor <iant@google.com>
4011 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
4012 merely because a non-PT_LOAD segment has a dynamic reloc.
4014 2011-06-18 Ian Lance Taylor <iant@google.com>
4016 * layout.cc (Layout::finish_dynamic_section): Don't create
4017 DT_FLAGS entry if not needed.
4019 2011-06-18 Ian Lance Taylor <iant@google.com>
4022 * layout.cc (Layout::layout_eh_frame): Correct handling of
4023 writable .eh_frame section.
4025 2011-06-17 Ian Lance Taylor <iant@google.com>
4028 * resolve.cc (Symbol_table::resolve): Don't give an error if a
4029 symbol is redefined with the exact same object and value.
4031 2011-06-17 Ian Lance Taylor <iant@google.com>
4034 * layout.h (class Layout): Add interp_segment_ field.
4035 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
4036 (Layout::attach_allocated_section_to_segment): If making shared
4037 library, put .interp section in PT_INTERP segment.
4038 (Layout::finalize): Also call create_interp if -dynamic-linker
4040 (Layout::create_interp): Assert that there is no PT_INTERP
4041 segment. If not using a SECTIONS clause, use make_output_section.
4042 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
4043 * script-sections.cc
4044 (Script_sections::create_note_and_tls_segments): If making shared
4045 library, put .interp section in PT_INTERP segment.
4047 2011-06-17 Ian Lance Taylor <iant@google.com>
4049 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
4050 when making a shared library.
4052 2011-06-17 Ian Lance Taylor <iant@google.com>
4054 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
4055 parameter. Change all callers. Don't issue warning about PC32
4056 against locally defined symbol.
4058 2011-06-16 Ian Lance Taylor <iant@google.com>
4060 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
4061 occurs in same object.
4063 2011-06-14 Alan Modra <amodra@gmail.com>
4065 * po/POTFILES.in: Regenerate.
4067 2011-06-09 Ian Lance Taylor <iant@google.com>
4069 * script-sections.cc
4070 (Orphan_output_section::set_section_addresses): For a relocatable
4071 link set address to 0.
4073 2011-06-09 Cary Coutant <ccoutant@google.com>
4076 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
4077 used with --compress-debug-sections.
4078 * gold/object.cc (Sized_relobj_file::do_layout): Report
4079 uncompressed size of compressed input sections.
4081 2011-06-08 Cary Coutant <ccoutant@google.com>
4084 * testsuite/two_file_test_2_v1.cc: Change initialization of
4085 v2 to keep it in .data.
4087 2011-06-07 Cary Coutant <ccoutant@google.com>
4089 * common.cc (Symbol_table::do_allocate_commons_list): Call
4091 * errors.cc (Errors::fatal): Adjust call to gold_exit.
4092 (Errors::fallback): New function.
4093 (gold_fallback): New function.
4094 * errors.h (Errors::fallback): New function.
4095 * gold.cc (gold_exit): Change status parameter to enum; adjust
4097 (queue_initial_tasks): Call gold_fallback.
4098 * gold.h: Include cstdlib.
4099 (Exit_status): New enum type.
4100 (gold_exit): Change status parameter to enum.
4101 (gold_fallback): New function.
4102 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
4103 (Layout::create_symtab_sections): Likewise.
4104 (Layout::create_shdrs): Likewise.
4105 * main.cc (main): Adjust call to gold_exit.
4106 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
4107 (Output_data_got::add_got_entry_pair): Likewise.
4108 (Output_section::add_input_section): Likewise.
4109 (Output_section::add_output_section_data): Likewise.
4110 (Output_segment::set_section_list_addresses): Likewise.
4111 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
4113 2011-06-07 Cary Coutant <ccoutant@google.com>
4115 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
4116 for incremental links.
4117 * output.cc (Output_segment::set_section_list_addresses): Remove
4118 FIXME and test for TLS or BSS.
4120 2011-06-07 Cary Coutant <ccoutant@google.com>
4122 * testsuite/Makefile.am: Add incremental_copy_test,
4123 incremental_common_test_1.
4124 * testsuite/Makefile.in: Regenerate.
4125 * testsuite/common_test_1_v1.c: New source file.
4126 * testsuite/common_test_1_v2.c: New source file.
4127 * testsuite/copy_test_v1.cc: New source file.
4129 2011-06-07 Cary Coutant <ccoutant@google.com>
4131 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
4132 update, allocate common from bss section's free list.
4133 * incremental-dump.cc (dump_incremental_inputs): Print flag for
4134 linker-defined symbols.
4135 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4136 Skip GOT and PLT entries that are no longer referenced.
4137 (Output_section_incremental_inputs::write_info_blocks): Mark
4138 linker-defined symbols.
4139 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
4140 * output.cc (Output_section::allocate): New function.
4141 * output.h (Output_section::allocate): New function.
4142 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
4143 linker-defined symbols.
4144 (Symbol::override_base_with_special): Copy is_predefined_ flag.
4145 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
4146 (Symbol::init_base_output_data): Likewise.
4147 (Symbol::init_base_output_segment): Likewise.
4148 (Symbol::init_base_constant): Likewise.
4149 (Sized_symbol::init_output_data): Likewise.
4150 (Sized_symbol::init_output_segment): Likewise.
4151 (Sized_symbol::init_constant): Likewise.
4152 (Symbol_table::do_define_in_output_data): Likewise.
4153 (Symbol_table::do_define_in_output_segment): Likewise.
4154 (Symbol_table::do_define_as_constant): Likewise.
4155 * symtab.h (Symbol::is_predefined): New function.
4156 (Symbol::init_base_output_data): Add is_predefined parameter.
4157 (Symbol::init_base_output_segment): Likewise.
4158 (Symbol::init_base_constant): Likewise.
4159 (Symbol::is_predefined_): New data member.
4160 (Sized_symbol::init_output_data): Add is_predefined parameter.
4161 (Sized_symbol::init_output_segment): Likewise.
4162 (Sized_symbol::init_constant): Likewise.
4163 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
4165 2011-06-07 Cary Coutant <ccoutant@google.com>
4167 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
4168 instead of emit_copy_reloc.
4169 (Copy_relocs::emit_copy_reloc): Refactor.
4170 (Copy_relocs::make_copy_reloc): New function.
4171 (Copy_relocs::add_copy_reloc): Remove.
4172 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
4174 (Copy_relocs::make_copy_reloc): New function.
4175 (Copy_relocs::add_copy_reloc): Remove.
4176 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
4177 unchanged input files.
4178 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
4179 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
4180 Reserve BSS space for COPY relocations.
4181 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4182 (Output_section_incremental_inputs::write_info_blocks): Record
4183 whether a symbol is copied from a shared object.
4184 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
4185 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
4186 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
4187 (Incremental_input_entry_reader::get_output_symbol_index): Add
4189 (Incremental_binary::emit_copy_relocs): New function.
4190 (Incremental_binary::do_emit_copy_relocs): New function.
4191 (Sized_incremental_binary::Sized_incremental_binary): Initialize
4193 (Sized_incremental_binary::add_copy_reloc): New function.
4194 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4195 (Sized_incremental_binary::Copy_reloc): New struct.
4196 (Sized_incremental_binary::Copy_relocs): New typedef.
4197 (Sized_incremental_binary::copy_relocs_): New data member.
4198 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
4199 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
4200 * target.h (Sized_target::emit_copy_reloc): New function.
4201 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
4203 2011-06-02 Cary Coutant <ccoutant@google.com>
4206 * gold/archive.cc (Archive::Archive): Initialize new data member.
4207 (Archive::include_all_members): Return if archive has already been
4209 * gold/archive.h (Archive::include_all_members_): New data member.
4211 2011-06-02 Nick Clifton <nickc@redhat.com>
4213 * dynobj.h: Fix spelling mistake in comment.
4214 * output.cc: Likewise.
4216 2011-05-31 Doug Kwan <dougkwan@google.com>
4220 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
4221 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
4222 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
4223 redundant arm_exidx_test.so.
4224 * testsuite/Makefile.in: Regenerate.
4225 (check_SCRIPTS): Add pr12826.sh
4226 (check_DATA): Add pr12826.stdout
4227 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
4228 * testsuite/pr12826.sh: New file.
4229 * testsuite/pr12826_1.s: Ditto.
4230 * testsuite/pr12826_1.s: Ditto.
4232 2011-05-30 Ian Lance Taylor <iant@google.com>
4234 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
4237 2011-05-29 Ian Lance Taylor <iant@google.com>
4240 * testsuite/Makefile.am: Use different file name for two_file_test
4241 temporary file for each incremental test.
4242 * testsuite/Makefile.in: Rebuild.
4244 2011-05-29 Ian Lance Taylor <iant@google.com>
4246 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
4247 binary input file is empty.
4249 2011-05-27 Ian Lance Taylor <iant@google.com>
4251 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
4252 (ver_test_9.so): Likewise.
4253 * testsuite/Makefile.in: Rebuild.
4255 2011-05-26 Cary Coutant <ccoutant@google.com>
4257 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
4258 * incremental.cc (Incremental_inputs::report_input_section): Fix
4259 comment, indentation.
4260 (Incremental_inputs::report_comdat_group): New function.
4261 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4262 of data for incremental input file entry.
4263 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
4264 group count, COMDAT group signatures.
4265 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
4266 an unchanged input file.
4267 * incremental.h (Incremental_object_entry::Incremental_object_entry):
4268 Initialize new data member.
4269 (Incremental_object_entry::add_comdat_group): New function.
4270 (Incremental_object_entry::get_comdat_group_count): New function.
4271 (Incremental_object_entry::get_comdat_signature_key): New function.
4272 (Incremental_object_entry::groups_): New data member.
4273 (Incremental_inputs::report_comdat_group): New function.
4274 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
4275 data for incremental input file entry.
4276 (Incremental_input_entry_reader::get_comdat_group_count): New function.
4277 (Incremental_input_entry_reader::get_input_section): Adjust size of
4278 data for incremental input file entry.
4279 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
4280 (Incremental_input_entry_reader::get_comdat_group_signature): New
4282 * object.cc (Sized_relobj::include_section_group): Report kept
4283 COMDAT groups for incremental links.
4285 2011-05-24 David Meyer <pdox@google.com>
4287 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
4288 with name parameter. Add found_name parameter.
4289 * fileread.cc (Input_file::find_file): Adjust code accordingly.
4290 * dirsearch.h (class Dirsearch): Update declaration.
4292 2011-05-24 Ian Lance Taylor <iant@google.com>
4294 * archive.cc (Library_base::should_include_member): Pull in object
4295 from archive if it defines the entry symbol.
4296 * parameters.cc (Parameters::entry): New function.
4297 * parameters.h (class Parameters): Declare entry.
4298 * output.h (class Output_file_header): Remove entry_ field.
4299 * output.cc (Output_file_header::Output_file_header): Remove entry
4300 parameter. Change all callers.
4301 (Output_file_header::entry): Use parameters->entry.
4302 * gold.cc (queue_middle_tasks): Likewise.
4303 * plugin.cc (Plugin_hook::run): Likewise.
4305 2011-05-24 Cary Coutant <ccoutant@google.com>
4307 * gold.cc (queue_initial_tasks): Pass incremental base filename
4308 to Output_file::open_base_file; don't print error message.
4309 * incremental-dump.cc (main): Adjust call to
4310 Output_file::open_for_modification.
4311 * incremental-dump.cc (main): Likewise.
4312 * incremental.cc (Incremental_inputs::report_command_line):
4313 Ignore --incremental-base option when comparing command lines.
4314 Ignore parameter when given as separate argument.
4315 * options.h (class General_options): Add --incremental-base.
4316 * output.cc (Output_file::Output_file):
4317 (Output_file::open_base_file): Add base_name and writable parameters;
4318 read base file into new file; print error message here.
4319 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4321 * output.h (Output_file::open_for_modification): Rename to...
4322 (Output_file::open_base_file): ...this; add base_name and
4323 writable parameters; adjust all callers.
4324 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4326 * testsuite/Makefile.am (incremental_test_4): Test
4328 * testsuite/Makefile.in: Regenerate.
4330 2011-05-24 Cary Coutant <ccoutant@google.com>
4332 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
4334 * testsuite/Makefile.in: Regenerate.
4335 * testsuite/two_file_test_1_v1.cc: New test source file.
4336 * testsuite/two_file_test_1b_v1.cc: New test source file.
4337 * testsuite/two_file_test_2_v1.cc: New test source file.
4339 2011-05-24 Cary Coutant <ccoutant@google.com>
4341 * dynobj.h (Dynobj::do_dynobj): New function.
4342 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
4343 flag and soname for shared objects.
4344 * incremental.cc (Incremental_inputs::report_object): Make
4345 either Incremental_object_entry or Incremental_dynobj_entry; add
4346 soname to string table.
4347 (Incremental_inputs::report_input_section): Add assertion.
4348 (Output_section_incremental_inputs::set_final_data_size): Adjust
4349 type of input file entry for shared libraries; adjust size of
4350 shared library info entry.
4351 (Output_section_incremental_inputs::write_input_files): Write
4352 as_needed flag for shared libraries.
4353 (Output_section_incremental_inputs::write_info_blocks): Adjust type
4354 of input file entry for shared libraries; write soname.
4355 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
4356 soname from incremental info.
4357 * incremental.h (enum Incremental_input_flags): Add
4358 INCREMENTAL_INPUT_AS_NEEDED.
4359 (Incremental_input_entry::Incremental_input_entry): Initialize new
4361 (Incremental_input_entry::set_as_needed): New function.
4362 (Incremental_input_entry::as_needed): New function.
4363 (Incremental_input_entry::do_dynobj_entry): New function.
4364 (Incremental_input_entry::as_needed_): New data member.
4365 (Incremental_object_entry::Incremental_object_entry): Don't check
4367 (Incremental_object_entry::do_type): Likewise.
4368 (class Incremental_dynobj_entry): New class.
4369 (Incremental_input_entry_reader::as_needed): New function.
4370 (Incremental_input_entry_reader::get_soname): New function.
4371 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
4372 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
4373 size of shared library info entry.
4374 * layout.cc (Layout::finish_dynamic_section): Don't test for
4375 incremental link when adding DT_NEEDED entries.
4376 * object.h (Object::Object): Initialize new data member.
4377 (Object::dynobj): New function.
4378 (Object::set_as_needed): New function.
4379 (Object::as_needed): New function.
4380 (Object::do_dynobj): New function.
4381 (Object::as_needed_): New data member.
4383 2011-05-24 Cary Coutant <ccoutant@google.com>
4385 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
4386 info; adjust display of GOT entries.
4387 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
4388 vector of input objects; remove file_status_.
4389 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
4390 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
4391 got_plt reader; call target hooks to reserve GOT entries.
4392 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4393 of input file info header and GOT info entry.
4394 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
4396 (Got_plt_view_info::got_descriptor): Remove.
4397 (Got_plt_view_info::sym_index): New data member.
4398 (Got_plt_view_info::input_index): New data member.
4399 (Local_got_offset_visitor::visit): Write input file index.
4400 (Global_got_offset_visitor::visit): Write 0 for input file index.
4401 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
4402 with sym_index and input_index.
4403 (Output_section_incremental_inputs::write_got_plt): Adjust size of
4404 incremental info GOT entry; replace got_descriptor with input_index.
4405 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
4406 map from input file index to object.
4407 (Sized_relobj_incr::do_layout): Replace direct data member reference
4408 with accessor function.
4409 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
4410 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
4411 Adjust size of input file info header.
4412 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
4413 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
4414 (Incremental_input_entry_reader::get_input_section): Adjust size of
4415 input file info header.
4416 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
4417 of incremental info GOT entry.
4418 (Incremental_got_plt_reader::get_got_desc): Remove.
4419 (Incremental_got_plt_reader::get_got_symndx): New function.
4420 (Incremental_got_plt_reader::get_got_input_index): New function.
4421 (Sized_incremental_binary::Sized_incremental_binary): Remove
4422 file_status_; add input_objects_.
4423 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
4424 (Sized_incremental_binary::set_file_is_unchanged): Remove.
4425 (Sized_incremental_binary::file_is_unchanged): Remove.
4426 (Sized_incremental_binary::set_input_object): New function.
4427 (Sized_incremental_binary::input_object): New function.
4428 (Sized_incremental_binary::file_status_): Remove.
4429 (Sized_incremental_binary::input_objects_): New data member.
4430 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
4432 (Sized_relobj_incr::invalid_address): Move to base class.
4433 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
4435 (Sized_relobj_incr::do_output_section_offset): Likewise.
4436 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
4437 (Sized_relobj_incr::section_offsets_): Likewise.
4438 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
4440 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
4441 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
4442 with accessor function.
4443 (Sized_relobj_file::do_layout): Likewise.
4444 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
4445 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
4446 (Sized_relobj_file::compute_final_local_value): Replace refs to
4447 section_offsets_ with accessor function.
4448 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
4449 * object.h (Relobj::Relobj): Initialize new data members.
4450 (Relobj::add_dyn_reloc): New function.
4451 (Relobj::first_dyn_reloc): New function.
4452 (Relobj::dyn_reloc_count): New function.
4453 (Relobj::first_dyn_reloc_): New data member.
4454 (Relobj::dyn_reloc_count_): New data member.
4455 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
4457 (Sized_relobj::Address): New typedef.
4458 (Sized_relobj::invalid_address): Move here from child class.
4459 (Sized_relobj::Sized_relobj): Initialize new data members.
4460 (Sized_relobj::sized_relobj): New function.
4461 (Sized_relobj::is_output_section_offset_invalid): Move here from
4463 (Sized_relobj::get_output_section_offset): Likewise.
4464 (Sized_relobj::local_has_got_offset): Likewise.
4465 (Sized_relobj::local_got_offset): Likewise.
4466 (Sized_relobj::set_local_got_offset): Likewise.
4467 (Sized_relobj::do_for_all_local_got_entries): Likewise.
4468 (Sized_relobj::clear_got_offsets): New function.
4469 (Sized_relobj::section_offsets): Move here from child class.
4470 (Sized_relobj::do_output_section_offset): Likewise.
4471 (Sized_relobj::do_set_section_offset): Likewise.
4472 (Sized_relobj::Local_got_offsets): Likewise.
4473 (Sized_relobj::local_got_offsets_): Likewise.
4474 (Sized_relobj::section_offsets_): Likewise.
4475 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
4477 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
4479 (Sized_relobj_file::sized_relobj): New function
4480 (Sized_relobj_file::local_has_got_offset): Move to base class.
4481 (Sized_relobj_file::local_got_offset): Likewise.
4482 (Sized_relobj_file::set_local_got_offset): Likewise.
4483 (Sized_relobj_file::get_output_section_offset): Likewise.
4484 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
4485 (Sized_relobj_file::do_output_section_offset): Likewise.
4486 (Sized_relobj_file::do_set_section_offset): Likewise.
4487 (Sized_relobj_file::Local_got_offsets): Likewise.
4488 (Sized_relobj_file::local_got_offsets_): Likewise.
4489 (Sized_relobj_file::section_offsets_): Likewise.
4490 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
4492 (set_needs_dynsym_index): Convert relobj to derived class pointer.
4493 (Output_reloc::get_symbol_index): Likewise.
4494 (Output_reloc::local_section_offset): Likewise.
4495 (Output_reloc::get_address): Likewise.
4496 (Output_reloc::symbol_value): Likewise.
4497 (Output_data_got::reserve_slot): Move to class definition.
4498 (Output_data_got::reserve_local): New function.
4499 (Output_data_got::reserve_slot_for_global): Remove.
4500 (Output_data_got::reserve_global): New function.
4501 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
4502 (all constructors, two instantiations).
4503 (Output_reloc::get_relobj): New function (two instantiations).
4504 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
4505 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
4506 (Output_data_reloc::add_global): Adjust type of relobj.
4507 (Output_data_reloc::add_global_relative): Likewise.
4508 (Output_data_reloc::add_symbolless_global_addend): Likewise.
4509 (Output_data_reloc::add_local): Likewise.
4510 (Output_data_reloc::add_local_relative): Likewise.
4511 (Output_data_reloc::add_symbolless_local_addend): Likewise.
4512 (Output_data_reloc::add_local_section): Likewise.
4513 (Output_data_reloc::add_output_section): Likewise.
4514 (Output_data_reloc::add_absolute): Likewise.
4515 (Output_data_reloc::add_target_specific): Likewise.
4516 (Output_data_got::reserve_slot): Move definition here.
4517 (Output_data_got::reserve_local): New function.
4518 (Output_data_got::reserve_global): New function.
4519 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
4520 section_offsets_ with accessor function.
4521 (Sized_relobj_file::write_sections): Likewise.
4522 (Sized_relobj_file::do_relocate_sections): Likewise.
4523 * target.h (Sized_target::reserve_local_got_entry): New function.
4524 (Sized_target::reserve_global_got_entry): New function.
4525 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
4526 (Target_x86_64::reserve_global_got_entry): New function.
4527 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
4529 2011-05-23 Cary Coutant <ccoutant@google.com>
4531 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
4532 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
4533 bit when checking got_type.
4534 * incremental.cc (Sized_incremental_binary::setup_readers):
4535 Store symbol table and string table locations; initialize bit vector
4536 of file status flags.
4537 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
4539 (Sized_incremental_binary::do_process_got_plt): New function.
4540 (Sized_incremental_binary::get_symtab_view): Use stored locations.
4541 (Output_section_incremental_inputs::set_final_data_size): Record
4542 file index for each input file.
4543 (Output_section_incremental_inputs::write_got_plt): Store file index
4544 instead of input entry offset for each GOT entry.
4546 (Incremental_input_entry::Incremental_input_entry): Initialize new
4548 (Incremental_input_entry::set_offset): Store file index.
4549 (Incremental_input_entry::get_file_index): New function.
4550 (Incremental_input_entry::file_index_): New data member.
4551 (Incremental_binary::process_got_plt): New function.
4552 (Incremental_binary::do_process_got_plt): New function.
4553 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
4555 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
4556 (Sized_incremental_binary::set_file_is_unchanged): New function.
4557 (Sized_incremental_binary::file_is_unchanged): New function.
4558 (Sized_incremental_binary::do_process_got_plt): New function.
4559 (Sized_incremental_binary::file_status_): New data member.
4560 (Sized_incremental_binary::main_symtab_loc_): New data member.
4561 (Sized_incremental_binary::main_strtab_loc_): New data member.
4562 * output.cc (Output_data_got::Got_entry::write): Add case
4564 (Output_data_got::add_global): Call add_got_entry.
4565 (Output_data_got::add_global_plt): Likewise.
4566 (Output_data_got::add_global_with_rel): Likewise.
4567 (Output_data_got::add_global_with_rela): Likewise.
4568 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
4569 (Output_data_got::add_global_pair_with_rela): Likewise.
4570 (Output_data_got::add_local): Call add_got_entry.
4571 (Output_data_got::add_local_plt): Likewise.
4572 (Output_data_got::add_local_with_rel): Likewise.
4573 (Output_data_got::add_local_with_rela): Likewise.
4574 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
4575 (Output_data_got::add_local_pair_with_rela): Likewise.
4576 (Output_data_got::reserve_slot): New function.
4577 (Output_data_got::reserve_slot_for_global): New function.
4578 (Output_data_got::add_got_entry): New function.
4579 (Output_data_got::add_got_entry_pair): New function.
4580 (Output_section::add_output_section_data): Edit FIXME.
4582 (Output_section_data_build::Output_section_data_build): New
4583 constructor with size parameter.
4584 (Output_data_space::Output_data_space): Likewise.
4585 (Output_data_got::Output_data_got): Initialize new data member; new
4586 constructor with size parameter.
4587 (Output_data_got::add_constant): Call add_got_entry.
4588 (Output_data_got::reserve_slot): New function.
4589 (Output_data_got::reserve_slot_for_global): New function.
4590 (class Output_data_got::Got_entry): Add RESERVED_CODE.
4591 (Output_data_got::add_got_entry): New function.
4592 (Output_data_got::add_got_entry_pair): New function.
4593 (Output_data_got::free_list_): New data member.
4594 * target.h (Sized_target::init_got_plt_for_update): New function.
4595 (Sized_target::register_global_plt_entry): New function.
4596 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
4597 Initialize new data member; call init; add constructor with PLT count.
4598 (Output_data_plt_x86_64::init): New function.
4599 (Output_data_plt_x86_64::add_relocation): New function.
4600 (Output_data_plt_x86_64::reserve_slot): New function.
4601 (Output_data_plt_x86_64::free_list_): New data member.
4602 (Target_x86_64::init_got_plt_for_update): New function.
4603 (Target_x86_64::register_global_plt_entry): New function.
4604 (Output_data_plt_x86_64::add_entry): Allocate from free list for
4605 incremental updates.
4606 (Output_data_plt_x86_64::add_relocation): New function.
4607 * testsuite/object_unittest.cc (Object_test): Set default options.
4609 2011-05-16 Ian Lance Taylor <iant@google.com>
4611 * options.h (class General_options): Make -i a synonym for -r.
4613 2011-05-16 Ian Lance Taylor <iant@google.com>
4615 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
4617 2011-05-10 Cary Coutant <ccoutant@google.com>
4619 * object.cc (Sized_relobj::do_count_local_symbols): Check for
4622 2011-05-06 Ian Lance Taylor <iant@google.com>
4624 * layout.cc (Layout::layout): If the output section flags change,
4625 update the ordering.
4627 2011-04-25 Cary Coutant <ccoutant@google.com>
4629 * incremental-dump.cc (dump_incremental_inputs): Print local
4630 symbol info for each input file.
4632 (Output_section_incremental_inputs::set_final_data_size): Add local
4633 symbol info to input file entries in incremental info.
4634 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4635 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
4636 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
4637 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
4639 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
4640 (Sized_incr_relobj::do_relocate): Write the local symbols.
4641 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
4642 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
4643 Adjust size of input file header.
4644 (Incremental_inputs_reader::get_local_symbol_offset): New function.
4645 (Incremental_inputs_reader::get_local_symbol_count): New function.
4646 (Incremental_inputs_reader::get_input_section): Adjust size of input
4648 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
4649 (Sized_incr_relobj::This): New typedef.
4650 (Sized_incr_relobj::sym_size): New const data member.
4651 (Sized_incr_relobj::Local_symbol): New struct.
4652 (Sized_incr_relobj::do_output_local_symbol_count): New function.
4653 (Sized_incr_relobj::do_local_symbol_offset): New function.
4654 (Sized_incr_relobj::local_symbol_count_): New data member.
4655 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
4656 (Sized_incr_relobj::local_symbol_index_): New data member.
4657 (Sized_incr_relobj::local_symbol_offset_): New data member.
4658 (Sized_incr_relobj::local_dynsym_offset_): New data member.
4659 (Sized_incr_relobj::local_symbols_): New data member.
4660 * object.h (Relobj::output_local_symbol_count): New function.
4661 (Relobj::local_symbol_offset): New function.
4662 (Relobj::do_output_local_symbol_count): New function.
4663 (Relobj::do_local_symbol_offset): New function.
4664 (Sized_relobj::do_output_local_symbol_count): New function.
4665 (Sized_relobj::do_local_symbol_offset): New function.
4667 2011-04-22 Vladimir Simonov <sv@sw.ru>
4669 * descriptors.cc (set_close_on_exec): New function.
4670 (Descriptors::open): Use set_close_on_exec.
4671 * output.cc (S_ISLNK): Define if not defined.
4673 2011-04-22 Cary Coutant <ccoutant@google.com>
4675 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
4677 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
4678 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
4679 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
4681 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
4682 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
4683 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
4685 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
4687 (Incremental_binary::apply_incremental_relocs): New function.
4688 (Incremental_binary::do_apply_incremental_relocs): New function.
4689 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
4691 (Sized_incremental_binary::add_global_symbol): New function.
4692 (Sized_incremental_binary::global_symbol): New function.
4693 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
4694 (Sized_incremental_binary::symbol_map_): New data member.
4695 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
4696 * target.h (Sized_target::apply_relocation): New function.
4697 * target-reloc.h (apply_relocation): New function.
4698 * x86_64.cc (Target_x86_64::apply_relocation): New function.
4700 2011-04-22 Doug Kwan <dougkwan@google.com>
4702 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
4703 flag of a SHT_ARM_EXIDX section.
4704 * testsuite/Makefile.am (arm_exidx_test): New test rules.
4705 * testsuite/Makefile.in: Regenerate.
4706 * testsuite/arm_exidx_test.s: New file.
4707 * testsuite/arm_exidx_test.sh: Same.
4709 2011-04-20 Cary Coutant <ccoutant@google.com>
4712 * archive.h (Incremental_archive_entry::Archive_member):
4713 Initialize arg_serial_ (second constructor).
4715 2011-04-17 Ian Lance Taylor <iant@google.com>
4717 * object.cc (Relocate_info::location): Simplify location string.
4718 * errors.cc (Errors::error_at_location): Don't print program
4720 (Errors::warning_at_location): Likewise.
4721 (Errors::undefined_symbol): Likewise.
4722 * testsuite/debug_msg.sh: Update accordingly.
4724 2011-04-14 Cary Coutant <ccoutant@google.com>
4726 * gold/layout.cc (Layout::symtab_section_offset): New function.
4727 * gold/layout.h (Layout::symtab_section_offset): New function.
4728 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
4730 2011-04-12 Ian Lance Taylor <iant@google.com>
4732 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
4733 with MREMAP_MAYMOVE.
4734 * output.h (class Output_file): Add map_is_allocated_ field.
4735 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
4736 not available, provide stubs. If mremap is not available, #define
4738 (MREMAP_MAYMOVE): Define if not defined.
4739 (Output_file::Output_file): Initialize map_is_allocated_.
4740 (Output_file::resize): Check map_is_allocated_.
4741 (Output_file::map_anonymous): If mmap fails, use malloc.
4742 (Output_file::unmap): Don't do anything for an anonymous map.
4743 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
4744 is not available, provide stubs.
4745 (File_read::View::~View): Use free rather than delete[].
4746 (File_read::make_view): Use malloc rather than new[]. If mmap
4748 (File_read::find_or_make_view): Use malloc rather than new[].
4749 * gold.h: Remove HAVE_REMAP code.
4750 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
4751 exists. Rename mremap to gold_mremap. If mmap is not available
4753 * configure, config.in: Rebuild.
4755 2011-04-11 Ian Lance Taylor <iant@google.com>
4757 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
4758 initialize local variable v.
4760 2011-04-11 Cary Coutant <ccoutant@google.com>
4762 * archive.cc (Archive::include_member): Adjust call to
4764 (Add_archive_symbols::run): Track argument serial numbers.
4765 (Lib_group::include_member): Likewise.
4766 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
4767 * archive.h (Incremental_archive_entry::Archive_member):
4768 Initialize arg_serial_.
4769 (Archive_member::arg_serial_): New data member.
4770 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
4771 (Sized_dynobj::do_add_symbols): Track symbols when doing an
4773 (Sized_dynobj::do_for_all_local_got_entries): New function.
4774 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
4776 * fileread.cc (get_mtime): New function.
4777 * fileread.h (get_mtime): New function.
4778 * gold.cc (queue_initial_tasks): Check for incremental update.
4779 (process_incremental_input): New function.
4780 (queue_middle_tasks): Don't force valid target for incremental
4782 * incremental-dump.cc (find_input_containing_global): Adjust
4783 size of symbol info entry.
4784 (dump_incremental_inputs): Dump argument serial number and
4785 in_system_directory flag; bias shndx by 1; print symbol names
4786 when dumping per-file symbol lists; use new symbol info readers.
4788 (Output_section_incremental_inputs:update_data_size): New function.
4789 (Sized_incremental_binary::setup_readers): Setup input readers
4790 for each input file; build maps for files added from libraries
4792 (Sized_incremental_binary::check_input_args): New function.
4793 (Sized_incremental_binary::do_check_inputs): Build map of argument
4794 serial numbers to input arguments.
4795 (Sized_incremental_binary::do_file_has_changed): Rename
4796 do_file_is_unchanged to this; compare file modification times.
4797 (Sized_incremental_binary::do_init_layout): New function.
4798 (Sized_incremental_binary::do_reserve_layout): New function.
4799 (Sized_incremental_binary::do_get_input_reader): Remove.
4800 (Sized_incremental_binary::get_symtab_view): New function.
4801 (Incremental_checker::can_incrementally_link_output_file): Remove.
4802 (Incremental_inputs::report_command_line): Exclude --debug options.
4803 (Incremental_inputs::report_archive_begin): Add parameter; track
4804 argument serial numbers; don't put input file entry for archive
4805 before archive members.
4806 (Incremental_inputs::report_archive_end): Put input file entry
4807 for archive after archive members.
4808 (Incremental_inputs::report_object): Add parameter; track argument
4809 serial numbers and in_system_directory flag.
4810 (Incremental_inputs::report_script): Add parameter; track argument
4812 (Output_section_incremental_inputs::set_final_data_size): Adjust
4813 size of symbol info entry; check for forwarding symbols.
4814 (Output_section_incremental_inputs::write_input_files): Write
4815 in_system_directory flag and argument serial number.
4816 (Output_section_incremental_inputs::write_info_blocks): Map section
4817 indices between incremental info and original input file; store
4818 input section index for each symbol.
4819 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
4820 change operator() to visit().
4821 (class Global_got_offset_visitor): Likewise.
4822 (class Global_symbol_visitor_got_plt):
4823 (Output_section_incremental_inputs::write_got_plt): Use new visitor
4825 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
4826 (Sized_incr_relobj::do_read_symbols): New function.
4827 (Sized_incr_relobj::do_layout): New function.
4828 (Sized_incr_relobj::do_layout_deferred_sections): New function.
4829 (Sized_incr_relobj::do_add_symbols): New function.
4830 (Sized_incr_relobj::do_should_include_member): New function.
4831 (Sized_incr_relobj::do_for_all_global_symbols): New function.
4832 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
4833 (Sized_incr_relobj::do_section_size): New function.
4834 (Sized_incr_relobj::do_section_name): New function.
4835 (Sized_incr_relobj::do_section_contents): New function.
4836 (Sized_incr_relobj::do_section_flags): New function.
4837 (Sized_incr_relobj::do_section_entsize): New function.
4838 (Sized_incr_relobj::do_section_address): New function.
4839 (Sized_incr_relobj::do_section_type): New function.
4840 (Sized_incr_relobj::do_section_link): New function.
4841 (Sized_incr_relobj::do_section_info): New function.
4842 (Sized_incr_relobj::do_section_addralign): New function.
4843 (Sized_incr_relobj::do_initialize_xindex): New function.
4844 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
4845 (Sized_incr_relobj::do_read_relocs): New function.
4846 (Sized_incr_relobj::do_gc_process_relocs): New function.
4847 (Sized_incr_relobj::do_scan_relocs): New function.
4848 (Sized_incr_relobj::do_count_local_symbols): New function.
4849 (Sized_incr_relobj::do_finalize_local_symbols): New function.
4850 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
4851 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
4852 (Sized_incr_relobj::do_relocate): New function.
4853 (Sized_incr_relobj::do_set_section_offset): New function.
4854 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
4855 (Sized_incr_dynobj::do_read_symbols): New function.
4856 (Sized_incr_dynobj::do_layout): New function.
4857 (Sized_incr_dynobj::do_add_symbols): New function.
4858 (Sized_incr_dynobj::do_should_include_member): New function.
4859 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
4860 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
4861 (Sized_incr_dynobj::do_section_size): New function.
4862 (Sized_incr_dynobj::do_section_name): New function.
4863 (Sized_incr_dynobj::do_section_contents): New function.
4864 (Sized_incr_dynobj::do_section_flags): New function.
4865 (Sized_incr_dynobj::do_section_entsize): New function.
4866 (Sized_incr_dynobj::do_section_address): New function.
4867 (Sized_incr_dynobj::do_section_type): New function.
4868 (Sized_incr_dynobj::do_section_link): New function.
4869 (Sized_incr_dynobj::do_section_info): New function.
4870 (Sized_incr_dynobj::do_section_addralign): New function.
4871 (Sized_incr_dynobj::do_initialize_xindex): New function.
4872 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
4873 (make_sized_incremental_object): New function.
4874 (Incremental_library::copy_unused_symbols): New function.
4875 (Incremental_library::do_for_all_unused_symbols): New function.
4876 * incremental.h (enum Incremental_input_flags): New type.
4877 (class Incremental_checker): Remove.
4878 (Incremental_input_entry::Incremental_input_entry): Add argument
4880 (Incremental_input_entry::arg_serial): New function.
4881 (Incremental_input_entry::set_is_in_system_directory): New function.
4882 (Incremental_input_entry::is_in_system_directory): New function.
4883 (Incremental_input_entry::arg_serial_): New data member.
4884 (Incremental_input_entry::is_in_system_directory_): New data member.
4885 (class Script_info): Move here from script.h.
4886 (Script_info::Script_info): Add filename parameter.
4887 (Script_info::filename): New function.
4888 (Script_info::filename_): New data member.
4889 (Incremental_script_entry::Incremental_script_entry): Add argument
4891 (Incremental_object_entry::Incremental_object_entry): Likewise.
4892 (Incremental_object_entry::add_input_section): Build list of input
4893 sections with map to original shndx.
4894 (Incremental_object_entry::get_input_section_index): New function.
4895 (Incremental_object_entry::shndx_): New data member.
4896 (Incremental_object_entry::name_key_): Rename; adjust all refs.
4897 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
4898 (Incremental_archive_entry::Incremental_archive_entry): Add argument
4900 (Incremental_inputs::report_archive_begin): Likewise.
4901 (Incremental_inputs::report_object): Likewise.
4902 (Incremental_inputs::report_script): Likewise.
4903 (class Incremental_global_symbol_reader): New class.
4904 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
4905 and store flags and input file type.
4906 (Incremental_input_entry_reader::arg_serial): New function.
4907 (Incremental_input_entry_reader::type): Extract type from flags.
4908 (Incremental_input_entry_reader::is_in_system_directory): New function.
4909 (Incremental_input_entry_reader::get_input_section_count): Call
4910 accessor function for type.
4911 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
4912 function for type; adjust size of global symbol entry.
4913 (Incremental_input_entry_reader::get_global_symbol_count): Call
4914 accessor function for type.
4915 (Incremental_input_entry_reader::get_object_count): Likewise.
4916 (Incremental_input_entry_reader::get_object_offset): Likewise.
4917 (Incremental_input_entry_reader::get_member_count): Likewise.
4918 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
4919 (Incremental_input_entry_reader::get_member_offset): Likewise.
4920 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
4921 (Incremental_input_entry_reader::Global_symbol_info): Remove.
4922 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
4923 (Incremental_input_entry_reader::get_global_symbol_reader): New
4925 (Incremental_input_entry_reader::get_output_symbol_index): New
4927 (Incremental_input_entry_reader::type_): Remove.
4928 (Incremental_input_entry_reader::flags_): New data member.
4929 (Incremental_inputs_reader::input_file_offset): New function.
4930 (Incremental_inputs_reader::input_file_index): New function.
4931 (Incremental_inputs_reader::input_file): Call input_file_offset.
4932 (Incremental_inputs_reader::input_file_at_offset): New function.
4933 (Incremental_relocs_reader::get_r_type): Reformat.
4934 (Incremental_relocs_reader::get_r_shndx): Reformat.
4935 (Incremental_relocs_reader::get_r_offset): Reformat.
4936 (Incremental_relocs_reader::data): New function.
4937 (Incremental_binary::Incremental_binary): Initialize new data members.
4938 (Incremental_binary::check_inputs): Add cmdline parameter.
4939 (Incremental_binary::file_is_unchanged): Remove.
4940 (Input_reader::arg_serial): New function.
4941 (Input_reader::get_unused_symbol_count): New function.
4942 (Input_reader::get_unused_symbol): New function.
4943 (Input_reader::do_arg_serial): New function.
4944 (Input_reader::do_get_unused_symbol_count): New function.
4945 (Input_reader::do_get_unused_symbol): New function.
4946 (Incremental_binary::input_file_count): New function.
4947 (Incremental_binary::get_input_reader): Change signature to use
4948 index instead of filename.
4949 (Incremental_binary::file_has_changed): New function.
4950 (Incremental_binary::get_input_argument): New function.
4951 (Incremental_binary::get_library): New function.
4952 (Incremental_binary::get_script_info): New function.
4953 (Incremental_binary::init_layout): New function.
4954 (Incremental_binary::reserve_layout): New function.
4955 (Incremental_binary::output_file): New function.
4956 (Incremental_binary::do_check_inputs): New function.
4957 (Incremental_binary::do_file_is_unchanged): Remove.
4958 (Incremental_binary::do_file_has_changed): New function.
4959 (Incremental_binary::do_init_layout): New function.
4960 (Incremental_binary::do_reserve_layout): New function.
4961 (Incremental_binary::do_input_file_count): New function.
4962 (Incremental_binary::do_get_input_reader): Change signature.
4963 (Incremental_binary::input_args_map_): New data member.
4964 (Incremental_binary::library_map_): New data member.
4965 (Incremental_binary::script_map_): New data member.
4966 (Sized_incremental_binary::Sized_incremental_binary): Initialize
4968 (Sized_incremental_binary::output_section): New function.
4969 (Sized_incremental_binary::inputs_reader): Add const.
4970 (Sized_incremental_binary::symtab_reader): Add const.
4971 (Sized_incremental_binary::relocs_reader): Add const.
4972 (Sized_incremental_binary::got_plt_reader): Add const.
4973 (Sized_incremental_binary::get_symtab_view): New function.
4974 (Sized_incremental_binary::Inputs_reader): New typedef.
4975 (Sized_incremental_binary::Input_entry_reader): New typedef.
4976 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
4977 (Sized_incremental_binary::do_file_is_unchanged): Remove.
4978 (Sized_incremental_binary::do_file_has_changed): New function.
4979 (Sized_incremental_binary::do_init_layout): New function.
4980 (Sized_incremental_binary::do_reserve_layout): New function.
4981 (Sized_input_reader::Inputs_reader): Remove.
4982 (Sized_input_reader::Input_entry_reader): Remove.
4983 (Sized_input_reader::do_arg_serial): New function.
4984 (Sized_input_reader::do_get_unused_symbol_count): New function.
4985 (Sized_input_reader::do_get_unused_symbol): New function.
4986 (Sized_incremental_binary::do_input_file_count): New function.
4987 (Sized_incremental_binary::do_get_input_reader): Change signature;
4988 use index instead of filename.
4989 (Sized_incremental_binary::section_map_): New data member.
4990 (Sized_incremental_binary::input_entry_readers_): New data member.
4991 (class Sized_incr_relobj): New class.
4992 (class Sized_incr_dynobj): New class.
4993 (make_sized_incremental_object): New function.
4994 (class Incremental_library): New class.
4995 * layout.cc (Free_list::num_lists): New static data member.
4996 (Free_list::num_nodes): New static data member.
4997 (Free_list::num_removes): New static data member.
4998 (Free_list::num_remove_visits): New static data member.
4999 (Free_list::num_allocates): New static data member.
5000 (Free_list::num_allocate_visits): New static data member.
5001 (Free_list::init): New function.
5002 (Free_list::remove): New function.
5003 (Free_list::allocate): New function.
5004 (Free_list::dump): New function.
5005 (Free_list::print_stats): New function.
5006 (Layout_task_runner::run): Resize output file for incremental updates.
5007 (Layout::Layout): Initialize new data members.
5008 (Layout::set_incremental_base): New function.
5009 (Layout::init_fixed_output_section): New function.
5010 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
5011 incremental updates.
5012 (Layout::create_gold_note): Do not create gold note section for
5013 incremental updates.
5014 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
5015 for incremental updates.
5016 (Layout::set_section_offsets): For incremental updates, allocate space
5018 (Layout::create_symtab_sections): Layout with offsets relative to
5019 start of section; for incremental updates, allocate space from free
5021 (Layout::create_shdrs): For incremental updates, allocate space from
5023 (Layout::finish_dynamic_section): For incremental updates, do not
5024 check --as-needed (fixed in subsequent patch).
5025 * layout.h (class Free_list): New class.
5026 (Layout::set_incremental_base): New function.
5027 (Layout::incremental_base): New function.
5028 (Layout::init_fixed_output_section): New function.
5029 (Layout::allocate): New function.
5030 (Layout::incremental_base_): New data member.
5031 (Layout::free_list_): New data member.
5032 * main.cc (main): Print Free_list statistics.
5033 * object.cc (Relobj::finalize_incremental_relocs): Add
5034 clear_counts parameter; clear counts only when clear_counts is set.
5035 (Sized_relobj::Sized_relobj): Initialize new base class.
5036 (Sized_relobj::do_layout): Don't report special sections.
5037 (Sized_relobj::do_for_all_local_got_entries): New function.
5038 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
5039 symtab_off to all symbol table offsets.
5040 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
5041 * object.h (class Got_offset_list): Move to top of file.
5042 (Object::Object): Allow case where input_file == NULL.
5043 (Object::~Object): Likewise.
5044 (Object::input_file): Assert that input_file != NULL.
5045 (Object::lock): Allow case where input_file == NULL.
5046 (Object::unlock): Likewise.
5047 (Object::is_locked): Likewise.
5048 (Object::token): Likewise.
5049 (Object::release): Likewise.
5050 (Object::is_incremental): New function.
5051 (Object::get_mtime): New function.
5052 (Object::for_all_local_got_entries): New function.
5053 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
5054 (Object::set_is_in_system_directory): New function.
5055 (Object::is_in_system_directory): New function.
5056 (Object::do_is_incremental): New function.
5057 (Object::do_get_mtime): New function.
5058 (Object::do_for_all_local_got_entries): New function.
5059 (Object::is_in_system_directory_): New data member.
5060 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
5061 (class Sized_relobj_base): New class.
5062 (class Sized_relobj): Derive from Sized_relobj_base.
5063 (class Sized_relobj::Symbols): Redeclare from base class.
5064 (class Sized_relobj::local_got_offset_list): Remove.
5065 (class Sized_relobj::Output_sections): Redeclare from base class.
5066 (class Sized_relobj::do_for_all_local_got_entries): New function.
5067 (class Sized_relobj::write_local_symbols): Add offset parameter.
5068 (class Sized_relobj::local_symbol_offset_): Update comment.
5069 (class Sized_relobj::local_dynsym_offset_): Update comment.
5070 * options.cc (Input_arguments::add_file): Remove const.
5071 * options.h (Input_file_argument::Input_file_argument):
5072 Initialize arg_serial_ (all constructors).
5073 (Input_file_argument::set_arg_serial): New function.
5074 (Input_file_argument::arg_serial): New function.
5075 (Input_file_argument::arg_serial_): New data member.
5076 (Input_arguments::Input_arguments): Initialize file_count_.
5077 (Input_arguments::add_file): Remove const.
5078 (Input_arguments::number_of_input_files): New function.
5079 (Input_arguments::file_count_): New data member.
5080 (Command_line::number_of_input_files): Call
5081 Input_arguments::number_of_input_files.
5082 * output.cc (Output_segment_headers::Output_segment_headers):
5084 (Output_section::Input_section::current_data_size): New function.
5085 (Output_section::Output_section): Initialize new data members.
5086 (Output_section::add_input_section): Don't do merge sections for
5087 an incremental link; allocate space from free list for an
5089 (Output_section::add_output_section_data): Allocate space from
5090 free list for an incremental update.
5091 (Output_section::update_data_size): New function.
5092 (Output_section::set_fixed_layout): New function.
5093 (Output_section::reserve): New function.
5094 (Output_segment::set_section_addresses): Remove const.
5095 (Output_segment::set_section_list_addresses): Remove const; allocate
5096 space from free list for an incremental update.
5097 (Output_segment::set_offset): Adjust size of RELRO segment for an
5099 * output.h (Output_data::current_data_size): Move here from
5101 (Output_data::pre_finalize_data_size): New function.
5102 (Output_data::update_data_size): New function.
5103 (Output_section_headers::update_data_size): new function.
5104 (Output_section_data_build::current_data_size): Move to Output_data.
5105 (Output_data_strtab::update_data_size): New function.
5106 (Output_section::current_data_size): Move to Output_data.
5107 (Output_section::set_fixed_layout): New function.
5108 (Output_section::has_fixed_layout): New function.
5109 (Output_section::reserve): New function.
5110 (Output_section::update_data_size): New function.
5111 (Output_section::has_fixed_layout_): New data member.
5112 (Output_section::free_list_): New data member.
5113 (Output_segment::set_section_addresses): Remove const.
5114 (Output_segment::set_section_list_addresses): Remove const.
5115 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
5117 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
5119 * readsyms.cc (Read_symbols::do_read_symbols): Add library
5120 parameter when calling Add_symbols constructor; store argument
5121 serial number for members of a lib group.
5122 (Add_symbols::locks): Allow case where token == NULL.
5123 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
5124 (Read_member::~Read_member): New function.
5125 (Read_member::is_runnable): New function.
5126 (Read_member::locks): New function.
5127 (Read_member::run): New function.
5128 (Check_script::~Check_script): New function.
5129 (Check_script::is_runnable): New function.
5130 (Check_script::locks): New function.
5131 (Check_script::run): New function.
5132 (Check_library::~Check_library): New function.
5133 (Check_library::is_runnable): New function.
5134 (Check_library::locks): New function.
5135 (Check_library::run): New function.
5136 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
5137 (Add_symbols::library_): New data member.
5138 (class Read_member): New class.
5139 (class Check_script): New class.
5140 (class Check_library): New class.
5141 * reloc.cc (Read_relocs::is_runnable): Allow case where
5143 (Read_relocs::locks): Likewise.
5144 (Scan_relocs::locks): Likewise.
5145 (Relocate_task::locks): Likewise.
5146 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
5148 (Sized_relobj::incremental_relocs_scan): Fix comment.
5149 (Sized_relobj::do_relocate): Pass output file offset to
5150 write_local_symbols.
5151 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
5152 from class declaration.
5153 * script.cc (read_input_script): Allocate Script_info; pass
5154 argument serial number to report_script.
5155 * script.h (class Script_info): Move to incremental.h.
5156 * symtab.cc (Symbol_table::add_from_incrobj): New function.
5157 * symtab.h (Symbol_table::add_from_incrobj): New function.
5158 (Symbol_table::set_file_offset): New function.
5160 2011-04-05 Cary Coutant <ccoutant@google.com>
5162 * incremental-dump.cc (dump_incremental_inputs): Change signature
5163 to take a Sized_incremental_binary; change caller. Use readers
5164 in Sized_incremental_binary.
5166 (Sized_incremental_binary::find_incremental_inputs_sections):
5167 Rename do_find_incremental_inputs_sections to this.
5168 (Sized_incremental_binary::setup_readers): New function.
5169 (Sized_incremental_binary::do_check_inputs): Check
5170 has_incremental_info_ flag; move setup code to setup_readers;
5172 (Sized_incremental_binary::do_file_is_unchanged): New function.
5173 (Sized_incremental_binary::do_get_input_reader): New function.
5174 * incremental.h (class Incremental_binary): Move to end of file.
5175 (Incremental_binary::file_is_unchanged): New function.
5176 (Incremental_binary::do_file_is_unchanged): New function.
5177 (Incremental_binary::Input_reader): New class.
5178 (Incremental_binary::get_input_reader): New function.
5179 (class Sized_incremental_binary): Move to end of file.
5180 (Sized_incremental_binary::Sized_incremental_binary): Setup the
5181 input section reader classes.
5182 (Sized_incremental_binary::has_incremental_info): New function.
5183 (Sized_incremental_binary::inputs_reader): New function.
5184 (Sized_incremental_binary::symtab_reader): New function.
5185 (Sized_incremental_binary::relocs_reader): New function.
5186 (Sized_incremental_binary::got_plt_reader): New function.
5187 (Sized_incremental_binary::do_file_is_unchanged): New function.
5188 (Sized_incremental_binary::Sized_input_reader): New class.
5189 (Sized_incremental_binary::get_input_reader): New function.
5190 (Sized_incremental_binary::find_incremental_inputs_sections):
5191 Rename do_find_incremental_inputs_sections to this.
5192 (Sized_incremental_binary::setup_readers): New function.
5193 (Sized_incremental_binary::has_incremental_info_): New data member.
5194 (Sized_incremental_binary::inputs_reader_): New data member.
5195 (Sized_incremental_binary::symtab_reader_): New data member.
5196 (Sized_incremental_binary::relocs_reader_): New data member.
5197 (Sized_incremental_binary::got_plt_reader_): New data member.
5198 (Sized_incremental_binary::current_input_file_): New data member.
5200 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
5203 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
5206 2011-03-30 Cary Coutant <ccoutant@google.com>
5208 * archive.cc (Archive::include_member): Adjust call to report_object.
5209 (Add_archive_symbols::run): Add script_info to call to
5210 report_archive_begin.
5211 (Lib_group::include_member): Adjust call to report_object.
5212 (Add_lib_group_symbols::run): Adjust call to report_object.
5213 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
5214 blocks. Add object count for script input files.
5215 * incremental.cc (Incremental_inputs::report_archive_begin): Add
5216 script_info parameter; change all callers.
5217 (Incremental_inputs::report_object): Add script_info parameter;
5219 (Incremental_inputs::report_script): Store backpointer to
5220 incremental info entry.
5221 (Output_section_incremental_inputs::set_final_data_size): Record
5222 additional information for scripts.
5223 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5224 * incremental.h (Incremental_script_entry::add_object): New function.
5225 (Incremental_script_entry::get_object_count): New function.
5226 (Incremental_script_entry::get_object): New function.
5227 (Incremental_script_entry::objects_): New data member; adjust
5229 (Incremental_inputs::report_archive_begin): Add script_info parameter.
5230 (Incremental_inputs::report_object): Add script_info parameter.
5231 (Incremental_inputs_reader::get_object_count): New function.
5232 (Incremental_inputs_reader::get_object_offset): New function.
5233 * options.cc (Input_arguments::add_file): Return reference to
5235 * options.h (Input_argument::set_script_info): New function.
5236 (Input_argument::script_info): New function.
5237 (Input_argument::script_info_): New data member; adjust all
5239 (Input_file_group::add_file): Return reference to new input argument.
5240 (Input_file_lib::add_file): Likewise.
5241 (Input_arguments::add_file): Likewise.
5242 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
5243 * script.cc (Parser_closure::Parser_closure): Add script_info
5244 parameter; adjust all callers.
5245 (Parser_closure::script_info): New function.
5246 (Parser_closure::script_info_): New data member.
5247 (read_input_script): Report scripts earlier to incremental info.
5248 (script_add_file): Set script_info in Input_argument.
5249 (script_add_library): Likewise.
5250 * script.h (Script_options::Script_info): Rewrite class.
5252 2011-03-29 Cary Coutant <ccoutant@google.com>
5254 * archive.cc (Library_base::should_include_member): Move
5255 method here from class Archive.
5256 (Archive::Archive): Initialize base class.
5257 (Archive::should_include_member): Move to base class.
5258 (Archive::do_for_all_unused_symbols): New function.
5259 (Add_archive_symbols::run): Remove redundant access to
5261 (Lib_group::Lib_group): Initialize base class.
5262 (Lib_group::do_filename): New function.
5263 (Lib_group::include_member): Pass pointer to Lib_group to
5265 (Lib_group::do_for_all_unused_symbols): New function.
5266 (Add_lib_group_symbols::run): Report archive information for
5268 * archive.h (class Library_base): New base class.
5269 (class Archive): Derive from Library_base.
5270 (Archive::filename): Move to base class.
5271 (Archive::set_incremental_info): Likewise.
5272 (Archive::incremental_info): Likewise.
5273 (Archive::Should_include): Likewise.
5274 (Archive::should_include_member): Likewise.
5275 (Archive::Armap_entry): Remove.
5276 (Archive::Unused_symbol_iterator): Remove.
5277 (Archive::unused_symbols_begin): Remove.
5278 (Archive::unused_symbols_end): Remove.
5279 (Archive::do_filename): New function.
5280 (Archive::do_get_mtime): New function.
5281 (Archive::do_for_all_unused_symbols): New function.
5282 (Archive::task_): Move to base class.
5283 (Archive::incremental_info_): Likewise.
5284 (class Lib_group): Derive from Library_base.
5285 (Lib_group::do_filename): New function.
5286 (Lib_group::do_get_mtime): New function.
5287 (Lib_group::do_for_all_unused_symbols): New function.
5288 (Lib_group::task_): Move to base class.
5289 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
5291 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
5293 * incremental.cc (Incremental_inputs::report_archive_begin):
5294 Use Library_base; call library's get_mtime; add incremental inputs
5295 entry before members.
5296 (class Unused_symbol_visitor): New class.
5297 (Incremental_inputs::report_archive_end): Use Library_base; use
5298 visitor class to record unused symbols; don't add incremental inputs
5299 entry after members.
5300 (Incremental_inputs::report_object): Use Library_base.
5302 (Incremental_archive_entry::Incremental_archive_entry): Remove
5303 unused Archive parameter.
5304 (Incremental_inputs::report_archive_begin): Use Library_base.
5305 (Incremental_inputs::report_archive_end): Likewise.
5306 (Incremental_inputs::report_object): Likewise.
5307 * object.cc (Sized_relobj::do_for_all_global_symbols): New
5309 * object.h (Object::for_all_global_symbols): New function.
5310 (Object::do_for_all_global_symbols): New function.
5311 (Sized_relobj::do_for_all_global_symbols): New function.
5312 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
5314 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
5317 2011-03-27 Ian Lance Taylor <iant@google.com>
5319 * archive.cc (Archive::interpret_header): Return -1 if something
5320 goes wrong. Change callers accordingly.
5322 2011-03-25 Cary Coutant <ccoutant@google.com>
5324 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
5325 * testsuite/Makefile.in: Regenerate.
5327 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
5329 * plugin.cc (get_view): New.
5330 (Plugin::load): Pass get_view to the plugin.
5331 (Plugin_manager::get_view): New.
5333 2011-03-21 Ian Lance Taylor <iant@google.com>
5335 * testsuite/final_layout.sh: Rewrite to not use dc.
5336 * testsuite/relro_test.sh: Fail if dc is not present.
5338 2011-03-21 Sriraman Tallam <tmsriram@google.com>
5340 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
5342 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
5343 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
5345 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
5346 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
5348 2011-03-14 Ian Lance Taylor <iant@google.com>
5350 * script-sections.cc (Sort_output_sections::script_compare):
5351 Rename from is_before, change return type.
5352 (Sort_output_sections::operator()): Adjust accordingly.
5354 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
5357 * testsuite/odr_violation2.cc: Add comment to make all error line
5358 numbers double digits.
5359 * testsuite/debug_msg.sh: Adjust expected errors.
5361 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
5363 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
5364 but mark earlier ones as non-canonical
5365 (offset_to_iterator): Update search target and example
5366 (do_addr2line): Return extra lines in a vector*
5367 (format_file_lineno): Extract from do_addr2line
5368 (one_addr2line): Add vector* out-param
5369 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
5370 when a lineno entry appeared last for its instruction
5371 (Dwarf_line_info): Add vector* out-param
5372 * object.cc (Relocate_info): Pass NULL for the vector* out-param
5373 * symtab.cc (Odr_violation_compare): Include the lineno in the
5375 (linenos_from_loc): New. Combine the canonical line for an
5376 address with its other lines.
5377 (True_if_intersect): New. Helper functor to make
5378 std::set_intersection a query.
5379 (detect_odr_violations): Compare sets of lines instead of just
5380 one line for each function. This became less deterministic, but
5381 has fewer false positives.
5382 * symtab.h: Declarations.
5383 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
5384 mix an optimized and non-optimized object in the same binary
5385 (odr_violation2.so): Same.
5386 * testsuite/Makefile.in: Regenerate from Makefile.am.
5387 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
5388 * testsuite/debug_msg.sh: Update line numbers and add
5390 * testsuite/odr_violation1.cc: Use OdrDerived, in a
5391 non-optimized context.
5392 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
5393 isn't inlined, and use OdrDerived in an optimized context.
5394 * testsuite/odr_header1.h: Defines OdrDerived, where
5395 optimization will change the
5396 first-instruction-in-the-destructor's file and line number.
5397 * testsuite/odr_header2.h: Defines OdrBase.
5399 2011-03-09 Ian Lance Taylor <iant@google.com>
5401 * fileread.cc (File_read::clear_views): Don't delete the whole
5404 2011-03-08 Ian Lance Taylor <iant@google.com>
5407 * fileread.cc: #include <climits>.
5408 (GOLD_IOV_MAX): Define.
5409 (File_read::read_multiple): Limit number of entries by iov_max.
5410 * fileread.h (class File_read): Always set max_readv_entries to
5413 2011-03-07 Ian Lance Taylor <iant@google.com>
5416 * options.h (class General_options): Add -dy and -dn.
5418 2011-03-02 Cary Coutant <ccoutant@google.com>
5420 * testsuite/script_test_9.t: Add TLS segment.
5422 2011-03-02 Simon Baldwin <simonb@google.com>
5424 * configure.ac: Add check for gnu_indirect_function support in
5425 the toolchain building binutils.
5426 * configure: Rebuild.
5428 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
5430 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
5431 plugin only symbols.
5432 (Symbol_table::sized_finalize_symbol) Mark symbol only present
5433 in plugin files as not needed in the symbol table.
5435 2011-02-11 Sriraman Tallam <tmsriram@google.com>
5437 * output.cc (Output_section::add_input_section): Delay fill
5438 generation for section ordering.
5440 2011-02-09 Ian Lance Taylor <iant@google.com>
5443 * object.h (class Sized_relobj): Remove clear_local_symbols.
5444 * reloc.cc (Sized_relobj::do_relocate): Don't call
5445 clear_local_symbols.
5447 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
5449 * plugin.cc (is_visible_from_outside): Return true for symbols
5452 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
5454 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
5457 2011-02-02 Sriraman Tallam <tmsriram@google.com>
5459 * icf.h (is_section_foldable_candidate): Change type of parameter
5461 * icf.cc (Icf::find_identical_sections): Change type of local variable
5462 section_name to be std::string.
5463 (is_function_ctor_or_dtor): Change type of parameter to std::string.
5465 2011-01-25 Ian Lance Taylor <iant@google.com>
5467 * script.cc (script_add_extern): Rewrite to use
5468 add_symbol_reference.
5470 2011-01-25 Doug Kwan <dougkwan@google.com>
5472 * icf.cc (get_section_contents): Always lock section's object.
5474 2011-01-24 Ian Lance Taylor <iant@google.com>
5476 * options.h (class General_options): Accept
5477 --no-detect-odr-violations.
5479 2011-01-24 Ian Lance Taylor <iant@google.com>
5481 * version.cc (version_string): Bump to 1.11.
5483 2011-01-24 Ian Lance Taylor <iant@google.com>
5485 * plugin.cc (class Plugin_rescan): Define new class.
5486 (Plugin_manager::claim_file): Set any_claimed_.
5487 (Plugin_manager::save_archive): New function.
5488 (Plugin_manager::save_input_group): New function.
5489 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
5491 (Plugin_manager::new_undefined_symbol): New function.
5492 (Plugin_manager::rescan): New function.
5493 (Plugin_manager::rescannable_defines): New function.
5494 (Plugin_manager::add_input_file): Set any_added_.
5495 * plugin.h (class Plugin_manager): define new fields rescannable_,
5496 undefined_symbols_, any_claimed_, and any_added_. Declare
5497 Plugin_rescan as friend. Declare new functions.
5498 (Plugin_manager::Rescannable): Define type.
5499 (Plugin_manager::Rescannable_list): Define type.
5500 (Plugin_manager::Undefined_symbol_list): Define type.
5501 (Plugin_manager::Plugin_manager): Initialize new fields.
5502 * archive.cc (Archive::defines_symbol): New function.
5503 (Add_archive_symbols::run): Pass archive to plugins if any.
5504 * archive.h (class Archive): Declare defines_symbol.
5505 * readsyms.cc (Input_group::~Input_group): New function.
5506 (Finish_group::run): Pass input_group to plugins if any.
5507 * readsyms.h (class Input_group): Declare destructor.
5508 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
5511 2011-01-10 Ian Lance Taylor <iant@google.com>
5513 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
5515 (Layout::set_segment_offsets): Reset increase_relro before calling
5516 set_section_addresses a second time.
5518 2011-01-04 Cary Coutant <ccoutant@google.com>
5520 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
5521 sections before NOBITS sections.
5523 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
5525 * version.cc (print_version): Update copyright to 2011.
5527 2010-12-23 Cary Coutant <ccoutant@google.com>
5529 * output.h (Output_data_reloc::add_output_section): Pass OD instead
5530 of OS to this->add. Add OD parameter to second form of the function.
5532 2010-12-20 Ian Lance Taylor <iant@google.com>
5534 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
5535 second of two consecutive entries with same offset.
5537 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5539 * testsuite/Makefile.am (ifuncmain2static_LDADD)
5540 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
5541 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
5542 to avoid unneeded links against $(LDADD).
5543 * testsuite/Makefile.in: Regenerate.
5545 2010-12-15 Ian Lance Taylor <iant@google.com>
5548 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
5549 for R_X86_64_32 and R_X86_64_PC32.
5550 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
5551 ver_matching_def_pic.o.
5552 (ver_matching_def_pic.o): New target.
5554 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5556 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
5557 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
5558 Move definition before File_read::View member definitions.
5559 (File_read::View::~View): Initialize and hold lock before
5560 updating current_mapped_bytes.
5562 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5564 * dwarf_reader.cc: Remove outdated comment.
5565 * gold-threads.cc: Fix typo in error message.
5566 * archive.cc: Fix typos in comments.
5567 * archive.h: Likewise.
5568 * arm-reloc-property.cc: Likewise.
5569 * arm-reloc-property.h: Likewise.
5570 * arm-reloc.def: Likewise.
5572 * attributes.h: Likewise.
5573 * cref.cc: Likewise.
5574 * ehframe.cc: Likewise.
5575 * fileread.h: Likewise.
5577 * i386.cc: Likewise.
5579 * incremental.h: Likewise.
5580 * int_encoding.cc: Likewise.
5581 * layout.h: Likewise.
5582 * main.cc: Likewise.
5583 * merge.h: Likewise.
5584 * object.cc: Likewise.
5585 * object.h: Likewise.
5586 * options.cc: Likewise.
5587 * readsyms.cc: Likewise.
5588 * reduced_debug_output.cc: Likewise.
5589 * reloc.cc: Likewise.
5590 * script-sections.cc: Likewise.
5591 * sparc.cc: Likewise.
5592 * symtab.h: Likewise.
5593 * target-reloc.h: Likewise.
5594 * target.cc: Likewise.
5595 * target.h: Likewise.
5596 * timer.cc: Likewise.
5597 * timer.h: Likewise.
5598 * x86_64.cc: Likewise.
5600 2010-12-09 Cary Coutant <ccoutant@google.com>
5602 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
5604 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
5605 parameter; change all callers.
5606 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
5607 * options.h (warn_execstack): New option.
5609 2010-12-07 Doug Kwan <dougkwan@google.com>
5611 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
5612 like function call relocations.
5614 2010-12-07 Ian Lance Taylor <iant@google.com>
5616 * archive.cc (Archive::get_elf_object_for_member): Permit
5617 punconfigured to be NULL.
5618 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
5619 (Archive::include_member): Pass NULL to get_elf_object_for_member
5620 if we searched for the archive and this is the first included
5623 2010-12-01 Ian Lance Taylor <iant@google.com>
5625 * dwarf_reader.h (class Sized_dwarf_line_info): Add
5626 track_relocs_type_ field.
5627 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5628 Set track_relocs_type_.
5629 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
5630 contents when using RELA relocs.
5631 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
5633 * reloc.cc (Track_relocs::next_addend): New function.
5634 * reloc.h (class Track_relocs): Declare next_addend.
5636 2010-12-01 Ian Lance Taylor <iant@google.com>
5638 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
5641 2010-12-01 Ian Lance Taylor <iant@google.com>
5643 * README: Update compilers known to work and fail.
5645 2010-11-23 Matthias Klose <doko@ubuntu.com>
5647 * configure.in: For --enable-gold, handle value `default' instead of
5648 `both*'. Always install ld as ld.bfd, install as ld if gold is
5650 * configure: Regenerate.
5652 2010-11-18 Doug Kwan <dougkwan@google.com>
5654 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
5655 and right_alignment to be zero. Store result alignment only if it is
5656 greater than existing alignment.
5658 2010-11-16 Cary Coutant <ccoutant@google.com>
5661 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5662 Check for ".zdebug_line".
5664 2010-11-16 Doug Kwan <dougkwan@google.com>
5665 Cary Coutant <ccoutant@google.com>
5667 * output.h (Output_segment::set_section_addresses): Pass increase_relro
5668 by reference; adjust all callers.
5669 * output.cc (Output_segment::set_section_addresses): Adjust references
5670 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
5672 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
5673 end at page boundary.
5675 2010-11-16 Cary Coutant <ccoutant@google.com>
5678 * layout.cc (Layout::choose_output_section): Transform names of
5679 compressed sections even when using a script with a SECTIONS clause.
5680 (Layout::output_section_name): Remove code to transform
5681 compressed debug section names.
5682 * output.cc (Output_section::add_input_section): Use uncompressed
5683 section size when tracking input sections.
5685 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
5687 * symtab.h (Symbol::NON_PIC_REF): Remove.
5688 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
5689 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
5690 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
5691 (Symbol::use_plt_offset): Take a flags argument and pass it
5692 directly to needs_dynamic_reloc. Restrict check for undefined
5693 weak symbols to function calls.
5694 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
5695 (Target_arm::Scan::global): Use it.
5696 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
5697 (Target_arm::Relocate::relocate): Likewise.
5698 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
5699 parameter with an r_type parameter. Use get_reference_flags
5701 (Target_arm::Relocate::relocate): Update accordingly.
5702 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
5703 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
5704 (Target_i386::Scan::global): Likewise.
5705 (Target_i386::Relocate::relocate): Likewise.
5706 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
5707 parameter with an r_type parameter. Use get_reference_flags
5709 (Target_i386::Relocate::relocate): Update accordingly.
5710 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
5711 (Target_powerpc::Scan::global): Use it.
5712 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
5713 (Target_powerpc::Relocate::relocate): Likewise.
5714 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
5715 (Target_sparc::Scan::global): Use it.
5716 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
5717 (Target_sparc::Relocate::relocate): Likewise.
5718 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
5719 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
5720 (Target_x86_64::Scan::global): Likewise.
5721 (Target_x86_64::Relocate::relocate): Likewise.
5723 2010-11-08 Doug Kwan <dougkwan@google.com>
5724 Cary Coutant <ccoutant@google.com>
5726 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
5727 (Arm_exidx_merge_section::section_contents_): New data member.
5728 (Arm_input_section::Arm_input_section): Initialize original_contents_.
5729 (Arm_input_section::~Arm_input_section): De-allocate memory.
5730 (Arm_input_section::original_contents_): New data member.
5731 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
5732 in parameters instead of calling Object::section_contents without
5734 (Arm_output_section::group_section): New parameter TASK. Pass it
5735 to callees that need locking objects.
5736 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
5737 to lock EXIDX input sections. Fix a formatting issue. Call
5738 Arm_exidx_merged_section::build_contents to create merged section
5740 (Arm_output_section::create_stub_group): New parameter TASK. Use it
5741 to lock object of stub table owner.
5742 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
5743 TEXT_SIZE to initialize data member TEXT_SIZE_.
5744 (Arm_exidx_input_section::addralign): Fix typo in comment.
5745 (Arm_exidx_input_section::text_size): New method.
5746 (Target_arm::do_relax): New parameter TASK. Pass it to callees
5747 that require locking objects. Lock objects before scanning for stubs
5748 and updating local symbols.
5749 (Arm_input_section<big_endian>::init): Copy contents of original
5751 (Arm_input_section<big_endian>::do_write): Use saved contents of
5752 original input section instead of calling Object::section_contents
5754 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
5755 size without calling Object::section_size().
5756 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
5757 for size. Allocate a buffer for merged EXIDX entries.
5758 (Arm_exidx_merged_section::build_contents): New method.
5759 (Arm_exidx_merged_section::do_write): Move merge section contents
5760 building code to Arm_exidx_merged_section::build_contetns. Write
5761 out contetns in buffer instead of building it on the fly.
5762 (Arm_relobj::make_exidx_input_section): Also pass text section size
5763 to Arm_exidx_input_section constructor.
5764 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
5765 (Arm_dynobj::do_read_symbols): Fix memory leak.
5766 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
5767 * target.h: (class Task): Add forward declaration.
5768 (Target::relax): Add new parameter TASK and pass it to
5770 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
5772 2010-11-05 Cary Coutant <ccoutant@google.com>
5775 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
5776 object when reading from the file.
5777 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
5779 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
5780 when reading section contents.
5781 (get_section_contents): Likewise.
5782 (icf::find_identical_sections): Likewise.
5783 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
5784 object when reading from the file.
5785 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
5786 the object when doing deferred section layout.
5788 2010-11-03 Nick Clifton <nickc@redhat.com>
5791 * script.h (class Symbol_assignment: name): New member. Returns
5792 the name of the symbol.
5793 * scrfipt.cc (Script_options::is_pending_assignment): New member.
5794 Returns true if the given symbol name is on the list of
5795 assignments wating to be processed.
5796 * archive.cc (should_incldue_member): If the symbol is undefined,
5797 check to see if it is on the list of symbols pending assignment.
5799 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
5801 * script-sections.cc (Script_sections::find_memory_region): Check
5802 for a NULL output section pointer.
5804 2010-10-29 Doug Kwan <dougkwan@google.com>
5806 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
5807 Output_section::add_relaxed_input_section.
5808 * output.cc (Output_section::add_relaxed_input_section): Add new
5809 arguments LAYOUT and NAME. Set section order index.
5810 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5811 Copy section order index.
5812 * output.h (Output_section::add_relaxed_input_section): Add new
5813 arguments LAYOUT and NAME.
5815 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5817 * testsuite/Makefile.am: Move gcctestdir/ld rule to
5818 NATIVE_OR_CROSS_LINKER.
5819 * testsuite/Makefile.in: Regenerate.
5821 2010-10-20 Doug Kwan <dougkwan@google.com>
5823 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
5824 without SHF_LINK_ORDER flags.
5825 * layout.cc (Layout::choose_output_section): Do not filter
5826 SHF_LINK_ORDER flag in a relocatable link.
5828 2010-10-17 Cary Coutant <ccoutant@google.com>
5830 * output.h (Output_segment::set_section_addresses): Change function
5831 signature. Update all callers.
5832 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
5834 (Output_segment::set_section_addresses): Align after last TLS
5835 section. Add padding before last relro section instead of after.
5837 2010-10-17 Doug Kwan <dougkwan@google.com>
5839 * gold/arm.cc (Target_arm::got_section): Use correct order and set
5840 GOT output section to be writable.
5842 2010-10-14 Cary Coutant <ccoutant@google.com>
5844 * debug.h (DEBUG_INCREMENTAL): New flag.
5845 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
5846 * gold.cc (queue_initial_tasks): Check parameters for incremental link
5848 * incremental.cc (report_command_line): Ignore all forms of
5850 * layout.cc (Layout::Layout): Check parameters for incremental link
5852 * options.cc (General_options::parse_incremental): New function.
5853 (General_options::parse_no_incremental): New function.
5854 (General_options::parse_incremental_full): New function.
5855 (General_options::parse_incremental_update): New function.
5856 (General_options::incremental_mode_): New data member.
5857 (General_options::finalize): Check incremental_mode_.
5858 * options.h (General_options): Update help text for --incremental.
5859 Add --no-incremental, --incremental-full, --incremental-update.
5860 (General_options::Incremental_mode): New enum type.
5861 (General_options::incremental_mode): New function.
5862 (General_options::incremental_mode_): New data member.
5863 * parameters.cc (Parameters::incremental_mode_): New data member.
5864 (Parameters::set_options): Set incremental_mode_.
5865 (Parameters::set_incremental_full): New function.
5866 (Parameters::incremental): New function.
5867 (Parameters::incremental_update): New function.
5868 (set_parameters_incremental_full): New function.
5869 * parameters.h (Parameters::set_incremental_full): New function.
5870 (Parameters::incremental): New function.
5871 (Parameters::incremental_update): New function.
5872 (Parameters::incremental_mode_): New data member.
5873 (set_parameters_incremental_full): New function.
5874 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
5875 incremental link mode.
5876 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
5877 (Sized_relobj::do_relocate_sections): Likewise.
5878 * testsuite/Makefile.am (incremental_test): Use --incremental-full
5880 * testsuite/Makefile.in: Regenerate.
5881 * testsuite/incremental_test.sh: Filter all forms of --incremental.
5883 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5885 * script-sections.h (class Script_sections): Make
5886 Sections_elements typedef public.
5887 * script-sections.cc (class Sort_output_sections): Add elements_
5888 field. Add constructor which sets it; change all callers.
5889 (Sort_output_sections::is_before): New function.
5890 (Sort_output_sections::operator()): Call is_before.
5891 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
5893 * testsuite/script_test_10.sh: New test. Test script section
5895 * testsuite/script_test_10.t: Likewise.
5896 * testsuite/script_test_10.s: Likewise.
5897 * testsuite/Makefile.am: Wrap the cross linker tests and the
5898 common tests into NATIVE_OR_CROSS_LINKER.
5899 (check_SCRIPTS): Add script_test_10.sh.
5900 (check_DATA): Add script_test_10.stdout.
5901 (script_test_10.o, script_test_10): New targets.
5902 (script_test_10.stdout): New target.
5903 * configure, testsuite/Makefile.in: Regenerate.
5905 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5907 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
5908 error for the deprecated relocations.
5909 (Target_arm::Scan::global): Likewise.
5910 (Target_arm::Relocate::relocate): Likewise.
5912 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
5914 * fileread.cc (Input_file::find_file): Initialize *found_name
5915 and *namep when using the fallback search for case 4.
5917 2010-10-11 Cary Coutant <ccoutant@google.com>
5919 * options.h (class General_options): Redefine -z lazy as an alias for
5920 the negation of -z now.
5922 2010-10-11 Ian Lance Taylor <iant@google.com>
5924 * resolve.cc (symbol_to_bits): Report the value of the unsupported
5927 2010-10-06 Nick Clifton <nickc@redhat.com>
5929 * script-sections.cc(class Memory_region): Remove
5930 current_lma_offset_ field. Rename current_vma_offset_ to
5931 current_offset_. Add last_section_ field.
5932 (Memory_region::get_current_vma_address): Rename to
5933 get_current_address.
5934 (Memory_region::get_current_lma_address): Delete.
5935 (Memory_region::increment_vma_offset): Rename to
5937 (Memory_region::increment_lma_offset): Delete.
5938 (Memory_region::attributes_compatible): New method. Returns
5939 true if the provided section is compatible with the region.
5940 (Memory_region::get_last_section): New method. Returns the last
5941 section to use the region.
5942 (Memory_region::set_last_section): New method. Stores the last
5943 section to use the region.
5944 (Script_sections::block_in_region): New method. Returns true if
5945 a block of memory is contained within a region.
5946 (Script_sections::find_memory_region): New method. Locates a
5947 memory region to be used to set a VMA or LMA address.
5948 (Output_section_definition::set_section_addresses): Add code to
5949 check for addresses set by memory regions.
5950 (Output_segment::set_section_addresses): Remove memory region
5952 (Script_sections::create_segment): Add a warning if a header
5953 segment is created outside of any region.
5954 * script-sections.h (class Script_sections): Add prototypes for
5955 find_memory_region and block_in_region methods.
5956 * testsuite/memory_test.s: Use .long instead of .word.
5957 * testsuite/memory_test.t: Add some more output sections.
5958 * testsuite/memory_test.sh: Update expected output.
5960 2010-10-02 Doug Kwan <dougkwan@google.com>
5962 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
5963 defintion to symtab.h
5964 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
5965 declaration to defintion.
5967 2010-10-01 Nick Clifton <nickc@redhat.com>
5969 * expression.cc (eval): Replace dummy argument with NULL.
5970 (eval_maybe_dot): Check for a NULL result section pointer.
5971 (Symbol_expression::value): Likewise.
5972 (Dot_expression::value): Likewise.
5973 (BINARY_EXPRESSION): Likewise.
5974 (Max_expression::value): Likewise.
5975 (Min_expression::value): Likewise.
5976 (Absolute_expression::value): Likewise.
5977 (Addr_expression::value_from_output_section): Likewise.
5978 (Loaddddr_expression::value_from_output_section): Likewise.
5979 (Segment_start_expression::value): Likewise.
5980 * script-sections.cc
5981 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
5983 (Sections_elememt_dot_assignment::set_section_addresses):
5985 (Output_data_expression::do_write_to_buffer): Likewise.
5986 (Output_section_definition::finalize_symbols): Likewise.
5987 (Output_section_definition::set_section_addresses): Likewise.
5989 2010-09-30 Doug Kwan <dougkwan@google.com>
5991 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
5993 2010-09-28 Sriraman Tallam <tmsriram@google.com>
5995 * target.h (Target::can_icf_inline_merge_sections): New virtual
5997 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
5999 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
6001 * icf.cc (get_section_contents): Inline merge sections only when
6004 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6006 * configure: Regenerate.
6008 2010-09-17 Ian Lance Taylor <iant@google.com>
6010 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
6011 * testsuite/Makefile.am (memory_test.o): New target.
6012 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
6014 * testsuite/Makefile.in: Rebuild.
6016 2010-09-17 Doug Kwan <dougkwan@google.com>
6018 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
6019 defintion if relocation uses GOT entries of the symbol.
6020 * testsuite/icf_safe_test.sh: Fix test.
6021 * testsuite/icf_safe_so_test.sh: Fix test.
6023 2010-09-16 Cary Coutant <ccoutant@google.com>
6025 * script_sections.cc (class Memory_region): Remove "NULL" from
6026 vector initializations.
6028 2010-09-15 Cary Coutant <ccoutant@google.com>
6030 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
6031 Resolve forwarding symbols.
6033 2010-09-15 Doug Kwan <dougkwan@google.com>
6035 * gold/testsuite/script_test_3.t: Add ARM special sections.
6036 * gold/testsuite/script_test_4.t: Same.
6037 * gold/testsuite/script_test_5.t: Same.
6038 * gold/testsuite/script_test_6.t: Same.
6039 * gold/testsuite/script_test_7.t: Same.
6040 * gold/testsuite/script_test_7.t: Same.
6041 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
6043 2010-09-14 Cary Coutant <ccoutant@google.com>
6045 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
6046 (Target_x86_64::Relocate::relocate_tls): Replace check for
6047 saw_tls_block_reloc_ with test for executable section.
6049 2010-09-12 Cary Coutant <ccoutant@google.com>
6051 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
6052 position-independent executables to shared libraries need dynamic
6054 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
6055 position-independent executables.
6056 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
6057 * testsuite/Makefile.in: Regenerate.
6059 2010-09-10 Nick Clifton <nickc@redhat.com>
6062 * testsuite/memory_test.t: Discard any sections that are not
6065 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
6068 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
6069 "This::" to work around a bug in gcc 4.2.
6071 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
6073 2010-09-09 Rafael Espindola <espindola@google.com>
6075 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
6076 sections with different PF_X flags in the same segment.
6077 (Layout::find_first_load_seg): Search all segments to find the first
6079 * options.h (rosegment): New.
6081 2010-09-08 Rafael Espindola <espindola@google.com>
6083 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
6085 2010-09-08 Doug Kwan <dougkwan@google.com>
6087 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
6088 (Arm_relobj::do_relocate_sections): Add new parameter for output
6089 file to match the parent.
6090 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
6091 of local symbols instead of input values. Update code to track
6092 changes in gold::relocate_section.
6093 * object.cc (Sized_relobj::compute_final_local_value): New methods.
6094 (Sized_relobj::compute_final_local_value_internal): New methods.
6095 (Sized_relobj::do_finalize_local_symbols): Move code from loop
6096 body into private version of Sized_relobj::compute_final_local_value.
6097 Call the inline method.
6098 * object.h (Symbol_value::Symbol_value): Define destructor. Free
6099 merged symbol value if there is one.
6100 (Symbol_value::has_output_value): New method defintiion.
6101 (Sized_relobj::Compute_final_local_value_status): New enum type.
6102 (Sized_relobj::compute_final_local_value): New methods.
6103 (Sized_relobj::compute_final_local_value_internal): New methods.
6104 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
6105 and arm_cortex_a8.sh.
6106 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
6107 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
6109 * Makefile.in: Regenerate.
6110 * testsuite/arm_bl_out_of_range.s: Update test.
6111 * testsuite/thumb_bl_out_of_range.s: Ditto.
6112 * testsuite/thumb_blx_out_of_range.s: Ditto.
6113 * testsuite/arm_branch_out_of_range.sh: New file.
6114 * testsuite/arm_cortex_a8.sh: Ditto.
6115 * testsuite/arm_cortex_a8_b.s: Ditto.
6116 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
6117 * testsuite/arm_cortex_a8_b_local.s: Ditto.
6118 * testsuite/arm_cortex_a8_bl.s: Ditto.
6119 * testsuite/arm_cortex_a8_blx.s: Ditto.
6120 * testsuite/arm_cortex_a8_local.s: Ditto.
6121 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
6122 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
6124 2010-09-08 Rafael Espindola <espindola@google.com>
6126 * Makefile.am (memory_test.stdout): Run readelf with -W.
6127 * Makefile.in: Regenerate.
6128 * testsuite/memory_test.sh: Make the regexps accept both 32 and
6131 2010-09-08 Rafael Espindola <espindola@google.com>
6133 * script-sections.cc (Script_sections::add_memory_region): Convert
6134 field precision to int.
6135 * script.cc (script_set_section_region, script_set_section_region):
6136 Convert field precision to int.
6138 2010-09-08 Rafael Espindola <espindola@google.com>
6140 * arm.cc (do_finalize_sections): Create the __exidx_start and
6141 __exdix_end symbols even when the section is missing.
6143 2010-09-08 Nick Clifton <nickc@redhat.com>
6145 * README: Remove claim that MEMORY is not supported.
6146 * expression.cc (script_exp_function_origin)
6147 (script_exp_function_length): Move from here to ...
6148 * script.cc: ... here.
6149 (script_set_section_region, script_add_memory)
6150 (script_parse_memory_attr, script_include_directive): New
6152 * script-sections.cc
6153 (class Memory_region): New class.
6154 (class Output_section_definition): Add set_memory_region,
6155 set_section_vma, set_section_lma and get_section_name methods.
6156 (class Script_Sections): Add add_memory_region,
6157 find_memory_region, find_memory_region_origin,
6158 find_memory_region_length and set_memory_region methods.
6159 Have set_section_addresses method walk the list of set memory
6161 Extend the print methos to display memory regions.
6162 * script-sections.h: Add prototypes for new methods.
6163 Add enum for MEMORY region attributes.
6164 * yyscript.y: Add support for parsing MEMORY regions.
6165 * script-c.h: Add prototypes for new functions.
6166 * testsuite/Makefile.am: Add test of MEMORY region functionality.
6167 * testsuite/Makefile.in: Regenerate.
6168 * testsuite/memory_test.sh: New script.
6169 * testsuite/memory_test.s: New assembler source file.
6170 * testsuite/memory_test.t: New linker script.
6172 2010-08-27 Doug Kwan <dougkwan@google.com>
6174 * gold/resolve.cc (Symbol_table::should_override): Let a weak
6175 reference override an existing dynamic weak reference.
6176 * testsuite/Makefile.am: Add new test dyn_weak_ref.
6177 * testsuite/Makefile.in: Regenerate.
6178 * testsuite/dyn_weak_ref.sh: New file.
6179 * testsuite/dyn_weak_ref_1.c: Ditto.
6180 * testsuite/dyn_weak_ref_2.c: Ditto.
6182 2010-08-27 Ian Lance Taylor <iant@google.com>
6184 * incremental.h (class Incremental_input_entry): Add virtual
6187 2010-08-27 Ian Lance Taylor <iant@google.com>
6189 * testsuite/start_lib_test_3.c: Mark t3 as used.
6191 2010-08-27 Nick Clifton <nickc@redhat.com>
6193 * options.cc (version_script): Fix small typo in previous
6196 2010-08-25 Nick Clifton <nickc@redhat.com>
6198 * archive.cc: Formatting fixes: Remove whitespace between
6199 typename and following asterisk. Remove whitespace between
6200 function name and opening parenthesis.
6201 * archive.h: Likewise.
6203 * attributes.cc: Likewise.
6204 * attributes.h: Likewise.
6205 * common.cc: Likewise.
6206 * copy-relocs.cc: Likewise.
6207 * dirsearch.h: Likewise.
6208 * dynobj.cc: Likewise.
6209 * ehframe.cc: Likewise.
6210 * ehframe.h: Likewise.
6211 * expression.cc: Likewise.
6212 * fileread.cc: Likewise.
6213 * fileread.h: Likewise.
6215 * gold-threads.cc: Likewise.
6216 * gold.cc: Likewise.
6217 * i386.cc: Likewise.
6219 * incremental-dump.cc: Likewise.
6220 * incremental.cc: Likewise.
6221 * layout.cc: Likewise.
6222 * layout.h: Likewise.
6223 * main.cc: Likewise.
6224 * merge.cc: Likewise.
6225 * merge.h: Likewise.
6226 * object.cc: Likewise.
6227 * object.h: Likewise.
6228 * options.cc: Likewise.
6229 * options.h: Likewise.
6230 * output.cc: Likewise.
6231 * output.h: Likewise.
6232 * plugin.cc: Likewise.
6233 * plugin.h: Likewise.
6234 * powerpc.cc: Likewise.
6235 * reloc.cc: Likewise.
6236 * script-c.h: Likewise.
6237 * script-sections.cc: Likewise.
6238 * script.cc: Likewise.
6239 * stringpool.cc: Likewise.
6240 * symtab.cc: Likewise.
6241 * symtab.h: Likewise.
6242 * target.cc: Likewise.
6243 * timer.cc: Likewise.
6244 * timer.h: Likewise.
6245 * version.cc: Likewise.
6246 * x86_64.cc: Likewise.
6248 2010-08-24 Nick Clifton <nickc@redhat.com>
6251 * layout.cc (segment_precedes): Sort segments by their physical
6252 addresses, if they have been set.
6254 2010-08-23 Cary Coutant <ccoutant@google.com>
6256 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
6258 (Lib_group::include_member): Unlock object after deleting its
6260 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
6263 2010-08-19 Neil Vachharajani <nvachhar@google.com>
6264 Cary Coutant <ccoutant@google.com>
6266 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
6267 constructor, and set_blocker.
6268 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
6270 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
6271 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
6272 * testsuite/Makefile.am (start_lib_test): New test case.
6273 * testsuite/Makefile.in: Regenerate.
6274 * testsuite/start_lib_test_main.c: New file.
6275 * testsuite/start_lib_test_1.c: New file.
6276 * testsuite/start_lib_test_2.c: New file.
6277 * testsuite/start_lib_test_3.c: New file.
6279 2010-08-19 Ian Lance Taylor <iant@google.com>
6281 * Makefile.in: Rebuild with automake 1.11.1.
6282 * aclocal.m4: Likewise.
6283 * testsuite/Makefile.in: Likewise.
6285 2010-08-19 Ian Lance Taylor <iant@google.com>
6288 * i386.cc (class Output_data_plt_i386): Update declarations.
6289 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
6290 local_ifuncs_ fields.
6291 (Target_i386::do_plt_section_for_global): New function.
6292 (Target_i386::do_plt_section_for_local): New function.
6293 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
6294 parameter; change all callers. Initialize global_ifuncs_ and
6295 local_ifuncs_. If doing a static link define __rel_iplt_start and
6297 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
6298 (Output_data_plt_i386::add_local_ifunc_entry): New function.
6299 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
6301 (Target_i386::make_plt_section): New function, broken out of
6302 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
6303 (Target_i386::make_plt_entry): Call make_plt_section.
6304 (Target_i386::make_local_ifunc_plt_entry): New function.
6305 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
6306 (Target_i386::Scan::local): Handle IFUNC symbols. Add
6307 R_386_IRELATIVE to switch.
6308 (Target_i386::Scan::global): Likewise.
6309 (Target_i386::Relocate::relocate): Likewise.
6310 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
6312 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
6313 (Target_x86_64::do_plt_section_for_global): New function.
6314 (Target_x86_64::do_plt_section_for_local): New function.
6315 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
6316 parameter; change all callers. If doing a static link define
6317 __rela_iplt_start and __rela_iplt_end.
6318 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
6319 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
6320 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
6322 (Target_x86_64::make_local_ifunc_plt_entry): New function.
6323 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
6325 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
6326 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
6327 R_X86_64_IRELATIVE to switch.
6328 (Target_x86_64::Scan::global): Likewise.
6329 (Target_x86_64::Relocate::relocate): Likewise.
6330 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
6332 * target.h (class Target): Add plt_section_for_global and
6333 plt_section_for_local functions. Add do_plt_section_for_global
6334 and do_plt_section_for_local virtual functions.
6335 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
6336 clarifying comments.
6337 (Symbol::use_plt_offset): Handle IFUNC symbol.
6338 * object.cc (Sized_relobj::Sized_relobj): Initialize
6340 (Sized_relobj::local_has_plt_offset): New function.
6341 (Sized_relobj::local_plt_offset): New function.
6342 (Sized_relobj::set_local_plt_offset): New function.
6343 (Sized_relobj::do_count): Handle IFUNC symbol.
6344 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
6345 a bit away from input_shndx_ field. Add set_is_func_symbol and
6346 is_ifunc_symbol functions.
6347 (class Sized_relobj): Update declarations. Remove Tls_got_entry
6348 and Local_tls_got_offsets. Define Local_plt_offsets. Add
6349 local_plt_offsets_ field.
6350 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
6351 * output.h (class Output_section_data): Add non-const
6352 output_section function.
6353 (class Output_data_got): Update declarations.
6354 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
6355 Add use_plt_offset parameter to global and local constructors.
6356 Change all callers. Change local_sym_index_ field to 31 bits.
6357 Change GSYM_CODE and CONSTANT_CODE accordingly.
6358 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
6359 doing a static link don't set sh_link field.
6360 (Output_data_got::Got_entry::write): Use PLT offset if
6362 (Output_data_got::add_global_plt): New function.
6363 (Output_data_got::add_local_plt): New function.
6364 * target-reloc.h (relocate_section): Handle IFUNC symbol.
6365 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
6366 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
6367 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
6368 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
6370 * testsuite/ifunc-sel.h: New file.
6371 * testsuite/ifuncmain1.c: New file.
6372 * testsuite/ifuncmain1vis.c: New file.
6373 * testsuite/ifuncmod1.c: New file.
6374 * testsuite/ifuncdep2.c: New file.
6375 * testsuite/ifuncmain2.c: New file.
6376 * testsuite/ifuncmain3.c: New file.
6377 * testsuite/ifuncmod3.c: New file.
6378 * testsuite/ifuncmain4.c: New file.
6379 * testsuite/ifuncmain5.c: New file.
6380 * testsuite/ifuncmod5.c: New file.
6381 * testsuite/ifuncmain6pie.c: New file.
6382 * testsuite/ifuncmod6.c: New file.
6383 * testsuite/ifuncmain7.c: New file.
6384 * configure, testsuite/Makefile.in: Rebuild.
6386 2010-08-18 Ian Lance Taylor <iant@google.com>
6389 (Output_section_incremental_inputs::write_input_files): Add cast
6390 to avoid signed/unsigned comparison warning.
6391 (Output_section_incremental_inputs::write_info_blocks): Likewise.
6393 2010-08-12 Cary Coutant <ccoutant@google.com>
6395 * common.cc (Sort_commons::operator()): Remove unnecessary code.
6397 2010-08-13 Ian Lance Taylor <iant@google.com>
6399 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
6401 2010-08-12 Cary Coutant <ccoutant@google.com>
6402 Doug Kwan <dougkwan@google.com>
6404 * resolve.cc (Symbol_table::should_override): When a weak dynamic
6405 defintion overrides non-weak undef, remember that the original undef
6407 * symtab.cc (Symbol_table::sized_write_global): For undef without
6408 an original weak binding, set binding to global in output.
6409 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
6410 * testsuite/Makefile.in: Regenerate.
6411 * testsuite/strong_ref_weak_def.sh: New file.
6412 * testsuite/strong_ref_weak_def_1.c: Ditto.
6413 * testsuite/strong_ref_weak_def_2.c: Ditto.
6415 2010-08-12 Cary Coutant <ccoutant@google.com>
6417 * testsuite/incremental_test.sh: Rewrite.
6418 * testsuite/incremental_test_1.c: Rewrite.
6419 * testsuite/incremental_test_2.c: Rewrite.
6421 2010-08-12 Cary Coutant <ccoutant@google.com>
6423 * arm.cc (Target_arm::got_size): Add const.
6424 (Target_arm::got_entry_count): New function.
6425 (Target_arm::plt_entry_count): New function.
6426 (Target_arm::first_plt_entry_offset): New function.
6427 (Target_arm::plt_entry_size): New function.
6428 (Output_data_plt_arm::entry_count): New function.
6429 (Output_data_plt_arm::first_plt_entry_offset): New function.
6430 (Output_data_plt_arm::get_plt_entry_size): New function.
6431 * i386.cc (Target_i386::got_size): Add const.
6432 (Target_i386::got_entry_count): New function.
6433 (Target_i386::plt_entry_count): New function.
6434 (Target_i386::first_plt_entry_offset): New function.
6435 (Target_i386::plt_entry_size): New function.
6436 (Output_data_plt_i386::entry_count): New function.
6437 (Output_data_plt_i386::first_plt_entry_offset): New function.
6438 (Output_data_plt_i386::get_plt_entry_size): New function.
6439 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
6440 find_incremental_inputs_sections. Dump incremental_got_plt section.
6441 * incremental.cc: Include target.h.
6442 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
6443 parameter. Adjust all callers. Find incremental_got_plt section.
6444 (Incremental_inputs::create_data_sections): Create incremental_got_plt
6446 (Output_section_incremental_inputs::set_final_data_size): Calculate
6447 size of incremental_got_plt section.
6448 (Output_section_incremental_inputs::do_write): Write the
6449 incremental_got_plt section.
6450 (Got_plt_view_info): New struct.
6451 (Local_got_offset_visitor): New class.
6452 (Global_got_offset_visitor): New class.
6453 (Global_symbol_visitor_got_plt): New class.
6454 (Output_section_incremental_inputs::write_got_plt): New function.
6455 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
6456 Add parameter. Adjust all callers.
6457 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6458 (Incremental_inputs::got_plt_section): New function.
6459 (Incremental_inputs::got_plt_section_): New data member.
6460 (Incremental_got_plt_reader): New class.
6461 * layout.cc (Layout::create_incremental_info_sections): Add the
6462 incremental_got_plt section.
6463 * object.h (Got_offset_list::get_list): New function.
6464 (Got offset_list::for_all_got_offsets): New function.
6465 (Sized_relobj::local_got_offset_list): New function.
6466 * powerpc.cc (Target_powerpc::got_size): Add const.
6467 (Target_powerpc::got_entry_count): New function.
6468 (Target_powerpc::plt_entry_count): New function.
6469 (Target_powerpc::first_plt_entry_offset): New function.
6470 (Target_powerpc::plt_entry_size): New function.
6471 (Output_data_plt_powerpc::entry_count): New function.
6472 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
6473 (Output_data_plt_powerpc::get_plt_entry_size): New function.
6474 * sparc.cc (Target_sparc::got_size): Add const.
6475 (Target_sparc::got_entry_count): New function.
6476 (Target_sparc::plt_entry_count): New function.
6477 (Target_sparc::first_plt_entry_offset): New function.
6478 (Target_sparc::plt_entry_size): New function.
6479 (Output_data_plt_sparc::entry_count): New function.
6480 (Output_data_plt_sparc::first_plt_entry_offset): New function.
6481 (Output_data_plt_sparc::get_plt_entry_size): New function.
6482 * symtab.h (Symbol::got_offset_list): New function.
6483 (Symbol_table::for_all_symbols): New function.
6484 * target.h (Sized_target::got_entry_count): New function.
6485 (Sized_target::plt_entry_count): New function.
6486 (Sized_target::plt_entry_size): New function.
6487 * x86_64.cc (Target_x86_64::got_size): Add const.
6488 (Target_x86_64::got_entry_count): New function.
6489 (Target_x86_64::plt_entry_count): New function.
6490 (Target_x86_64::first_plt_entry_offset): New function.
6491 (Target_x86_64::plt_entry_size): New function.
6492 (Output_data_plt_x86_64::entry_count): New function.
6493 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
6494 (Output_data_plt_x86_64::get_plt_entry_size): New function.
6496 2010-08-12 Cary Coutant <ccoutant@google.com>
6498 * archive.cc: Include incremental.h.
6499 (Archive::Archive): Initialize incremental_info_.
6500 (Archive::include_member): Record archive members in incremental info.
6501 (Add_archive_symbols::run): Record begin and end of an archive in
6503 (Lib_group::include_member): Record objects in incremental info.
6504 * archive.h (Incremental_archive_entry): Forward declaration.
6505 (Archive::set_incremental_info): New member function.
6506 (Archive::incremental_info): New member function.
6507 (Archive::Unused_symbol_iterator): New class.
6508 (Archive::unused_symbols_begin): New member function.
6509 (Archive::unused_symbols_end): New member function.
6510 (Archive::incremental_info_): New data member.
6511 * incremental-dump.cc (find_input_containing_global): New function.
6512 (dump_incremental_inputs): Dump new incremental info sections.
6513 * incremental.cc: Include symtab.h.
6514 (Output_section_incremental_inputs): New class.
6515 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
6516 new incremental info sections.
6517 (Sized_incremental_binary::do_check_inputs): Likewise.
6518 (Incremental_inputs::report_archive): Remove.
6519 (Incremental_inputs::report_archive_begin): New function.
6520 (Incremental_inputs::report_archive_end): New function.
6521 (Incremental_inputs::report_object): New function.
6522 (Incremental_inputs::finalize_inputs): Remove.
6523 (Incremental_inputs::report_input_section): New function.
6524 (Incremental_inputs::report_script): Rewrite.
6525 (Incremental_inputs::finalize): Do nothing but finalize string table.
6526 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
6527 (Incremental_inputs::sized_create_inputs_section_data): Remove.
6528 (Incremental_inputs::create_data_sections): New function.
6529 (Incremental_inputs::relocs_entsize): New function.
6530 (Output_section_incremental_inputs::set_final_data_size): New function.
6531 (Output_section_incremental_inputs::do_write): New function.
6532 (Output_section_incremental_inputs::write_header): New function.
6533 (Output_section_incremental_inputs::write_input_files): New function.
6534 (Output_section_incremental_inputs::write_info_blocks): New function.
6535 (Output_section_incremental_inputs::write_symtab): New function.
6536 * incremental.h (Incremental_script_entry): Forward declaration.
6537 (Incremental_object_entry): Forward declaration.
6538 (Incremental_archive_entry): Forward declaration.
6539 (Incremental_inputs): Forward declaration.
6540 (Incremental_inputs_header_data): Remove.
6541 (Incremental_inputs_header): Remove.
6542 (Incremental_inputs_header_write): Remove.
6543 (Incremental_inputs_entry_data): Remove.
6544 (Incremental_inputs_entry): Remove.
6545 (Incremental_inputs_entry_write): Remove.
6546 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
6547 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
6548 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6549 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
6551 (Incremental_input_entry): New class.
6552 (Incremental_script_entry): New class.
6553 (Incremental_object_entry): New class.
6554 (Incremental_archive_entry): New class.
6555 (Incremental_inputs::Incremental_inputs): Initialize new data members.
6556 (Incremental_inputs::report_inputs): Remove.
6557 (Incremental_inputs::report_archive): Remove.
6558 (Incremental_inputs::report_archive_begin): New function.
6559 (Incremental_inputs::report_archive_end): New function.
6560 (Incremental_inputs::report_object): Change prototype.
6561 (Incremental_inputs::report_input_section): New function.
6562 (Incremental_inputs::report_script): Change prototype.
6563 (Incremental_inputs::get_reloc_count): New function.
6564 (Incremental_inputs::set_reloc_count): New function.
6565 (Incremental_inputs::create_data_sections): New function.
6566 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
6567 (Incremental_inputs::inputs_section): New function.
6568 (Incremental_inputs::symtab_section): New function.
6569 (Incremental_inputs::relocs_section): New function.
6570 (Incremental_inputs::get_stringpool): Add const.
6571 (Incremental_inputs::command_line): Add const.
6572 (Incremental_inputs::inputs): Remove.
6573 (Incremental_inputs::command_line_key): New function.
6574 (Incremental_inputs::input_file_count): New function.
6575 (Incremental_inputs::input_files): New function.
6576 (Incremental_inputs::relocs_entsize): New function.
6577 (Incremental_inputs::sized_create_inputs_section_data): Remove.
6578 (Incremental_inputs::finalize_inputs): Remove.
6579 (Incremental_inputs::Input_info): Remove.
6580 (Incremental_inputs::lock_): Remove.
6581 (Incremental_inputs::inputs_): Change type.
6582 (Incremental_inputs::inputs_map_): Remove.
6583 (Incremental_inputs::current_object_entry_): New data member.
6584 (Incremental_inputs::inputs_section_): New data member.
6585 (Incremental_inputs::symtab_section_): New data member.
6586 (Incremental_inputs::relocs_section_): New data member.
6587 (Incremental_inputs::reloc_count_): New data member.
6588 (Incremental_inputs_reader): New class.
6589 (Incremental_symtab_reader): New class.
6590 (Incremental_relocs_reader): New class.
6591 * layout.cc (Layout::finalize): Move finalization of incremental info
6592 and creation of incremental info sections to follow finalization of
6593 symbol table. Set offsets for postprocessing sections.
6594 (Layout::create_incremental_info_sections): Call
6595 Incremental_inputs::create_data_sections. Add incremental symtab
6596 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
6597 sections to layout after input sections.
6598 * layout.h (struct Timespec): Forward declaration.
6599 (Layout::incremental_inputs): Add const.
6600 (Layout::create_incremental_info_sections): Add parameter.
6601 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
6602 * object.cc: Include incremental.h.
6603 (Relobj::finalize_incremental_relocs): New function.
6604 (Sized_relobj::do_layout): Record input sections in incremental info.
6605 * object.h (Object::output_section): New function.
6606 (Object::output_section_offset): Moved from Relobj.
6607 (Object::get_incremental_reloc_base): New function.
6608 (Object::get_incremental_reloc_count): New function.
6609 (Object::do_output_section): New function.
6610 (Object::do_output_section_offset): Moved from Relobj.
6611 (Object::do_get_incremental_reloc_base): New function.
6612 (Object::do_get_incremental_reloc_count): New function.
6613 (Object::Object): Initialize new data members.
6614 (Relobj::output_section): Renamed do_output_section and moved to
6616 (Relobj::output_section_offset): Moved to Object.
6617 (Relobj::do_get_incremental_reloc_base): New function.
6618 (Relobj::do_get_incremental_reloc_count): New function.
6619 (Relobj::allocate_incremental_reloc_counts): New function.
6620 (Relobj::count_incremental_reloc): New function.
6621 (Relobj::finalize_incremental_relocs): New function.
6622 (Relobj::next_incremental_reloc_index): New function.
6623 (Relobj::reloc_counts_): New data member.
6624 (Relobj::reloc_bases_): New data member.
6625 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
6626 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
6627 (Sized_relobj::incremental_relocs_scan): New function.
6628 (Sized_relobj::incremental_relocs_scan_reltype): New function.
6629 (Sized_relobj::incremental_relocs_write): New function.
6630 (Sized_relobj::incremental_relocs_write_reltype): New function.
6631 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
6633 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
6634 archives and object files elsewhere.
6635 (Add_symbols::run): Report object files here.
6636 (Finish_group::run): Report end of archive at end of group.
6637 * reloc.cc: Include layout.h, incremental.h.
6638 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
6639 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
6640 (Sized_relobj::incremental_relocs_scan): New function.
6641 (Sized_relobj::incremental_relocs_scan_reltype): New function.
6642 (Sized_relobj::do_relocate_sections): Write incremental relocations.
6643 (Sized_relobj::incremental_relocs_write): New function.
6644 (Sized_relobj::incremental_relocs_write_reltype): New function.
6645 * script.cc (read_input_script): Rewrite test for incremental link.
6646 Change call to Incremental_inputs::report_script.
6647 * symtab.h (Symbol_table::first_global_index): New function.
6648 (Symbol_table::output_count): New function.
6650 2010-08-12 Doug Kwan <dougkwan@google.com>
6652 * arm.cc (Target_arm::merge_object_attributes): Check command line
6653 options --no-wchar-size-warning and --no-enum-size-warning.
6654 * options.h (General_options): Add ld-compatible options
6655 --no-enum-size-warning and --no-wchar-size-warning.
6657 2010-08-04 Ian Lance Taylor <iant@google.com>
6659 * x86_64.cc (Target_x86_64::Scan::local): Use
6660 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
6661 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
6662 (Target_x86_64::Scan::global): Likewise.
6663 (Target_x86_64::Relocate::relocate): Likewise.
6664 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
6667 2010-08-03 Cary Coutant <ccoutant@google.com>
6669 * merge.cc (Output_merge_string::do_add_input_section): Count strings
6670 to reserve space in merged_strings vector. Keep total input size
6672 (Output_merge_string::do_print_merge_stats): Print total input size.
6673 * merge.h (Output_merge_string): Add input_size_ field.
6674 * stringpool.cc (Stringpool_template::string_length): Move
6675 implementations out of Stringpool_template class and place in
6677 * stringpool.h (string_length): Move out of Stringpool_template.
6679 2010-08-03 Ian Lance Taylor <iant@google.com>
6682 * layout.cc (relaxation_loop_body): If address of load segment is
6683 set, adjust address to include headers if possible.
6685 2010-08-03 Ian Lance Taylor <iant@google.com>
6687 * version.cc (version_string): Bump to 1.10.
6689 2010-08-03 Ian Lance Taylor <iant@google.com>
6692 * layout.h (enum Output_section_order): Define.
6693 (class Layout): Update declarations.
6694 * layout.cc (Layout::get_output_section): Add order parameter.
6695 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
6696 is_first_non_relro parameters. Change all callers.
6697 (Layout::choose_output_section): Likewise.
6698 (Layout::add_output_section_data): Likewise.
6699 (Layout::make_output_section): Likewise. Set order.
6700 (Layout::default_section_order): New function.
6701 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
6702 * output.cc (Output_section::Output_section): Initialize order_.
6703 Don't initialize deleted fields.
6704 (Output_segment::Output_segment): Don't initialize deleted
6706 (Output_segment::add_output_section_to_load): New function
6707 replacing add_output_section. Change all callers to call this or
6708 add_output_section_to_nonload.
6709 (Output_segment::add_output_section_to_nonload): New function.
6710 (Output_segment::remove_output_section): Rewrite.
6711 (Output_segment::add_initial_output_data): Likewise.
6712 (Output_segment::has_any_data_sections): Likewise.
6713 (Output_segment::is_first_section_relro): Likewise.
6714 (Output_segment::maximum_alignment): Likewise.
6715 (Output_segment::has_dynamic_reloc): New function replacing
6716 dynamic_reloc_count. Change all callers.
6717 (Output_segment::has_dynamic_reloc_list): New function replacing
6718 dynamic_reloc_count_list. Change all callers.
6719 (Output_segment::set_section_addresses): Rewrite.
6720 (Output_segment::set_offset): Rewrite.
6721 (Output_segment::find_first_and_last_list): Remove.
6722 (Output_segment::set_tls_offsets): Rewrite.
6723 (Output_segment::first_section_load_address): Likewise.
6724 (Output_segment::output_section_count): Likewise.
6725 (Output_segment::section_with_lowest_load_address): Likewise.
6726 (Output_segment::write_section_headers): Likewise.
6727 (Output_segment::print_sections_to_map): Likewise.
6728 * output.h (class Output_data): Remove dynamic_reloc_count_
6729 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
6730 (Output_data::add_dynamic_reloc): Rewrite.
6731 (Output_data::has_dynamic_reloc): New function.
6732 (Output_data::dynamic_reloc_count): Remove.
6733 (class Output_section): Add order_ field. Remvoe is_relro_local_,
6734 is_last_relro_, is_first_non_relro_, is_interp_,
6735 is_dynamic_linker_section_ fields. Add order and set_order
6736 functions. Remove is_relro_local, set_is_relro_local,
6737 is_last_relro, set_is_last_relro, is_first_non_relro,
6738 set_is_first_non_relro functions, is_interp, set_is_interp,
6739 is_dynamic_linker_section, and set_is_dynamic_linker_section
6741 (class Output_segment): Change Output_data_list from std::list to
6742 std:;vector. Add output_lists_ field. Remove output_data_ and
6743 output_bss_ fields. Update declarations.
6745 2010-08-02 Ian Lance Taylor <iant@google.com>
6747 * arm.cc (Target_arm::gc_process_relocs): Use typename.
6748 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
6749 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
6751 2010-08-02 Ian Lance Taylor <iant@google.com>
6754 * script.cc (Script_options::Script_options): Initialize
6755 symbol_definitions_ and symbol_references_.
6756 (Script_options::add_symbol_assignment): Update
6757 symbol_definitions_ and symbol_references_.
6758 (Script_options::add_symbol_reference): New function.
6759 (script_symbol): New function.
6760 * script.h (class Script_options): Add symbol_definitions_ and
6761 symbol_references_ fields.
6762 (Script_options::referenced_const_iterator): New type.
6763 (Script_options::referenced_begin): New function.
6764 (Script_options::referenced_end): New function.
6765 (Script_options::is_referenced): New function.
6766 (Script_options::any_unreferenced): New function.
6767 * script-c.h (script_symbol): Declare.
6768 * yyscript.y (exp): Call script_symbol.
6769 * symtab.cc: Include "script.h".
6770 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
6771 Change all callers. Check symbols referenced by scripts.
6772 (Symbol_table::add_undefined_symbols_from_command_line): Add
6773 layout parameter. Change all callers.
6774 (Symbol_table::do_add_undefined_symbols_from_command_line):
6775 Likewise. Break out loop body. Check symbols referenced by
6777 (Symbol_table::add_undefined_symbol_from_command_line): New
6778 function broken out of
6779 do_add_undefined_symbols_from_command_line.
6780 * symtab.h (class Symbol_table): Update declarations.
6781 * archive.cc: Include "layout.h".
6782 (Archive::should_include_member): Add layout parameter. Change
6783 all callers. Check for symbol mentioned in expression.
6784 * archive.h (class Archive): Update declaration.
6785 * object.cc (Sized_relobj::do_should_include_member): Add layout
6787 * object.h (Object::should_include_member): Add layout parameter.
6789 (Object::do_should_include_member): Add layout parameter.
6790 (class Sized_relobj): Update declaration.
6791 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
6793 * dynobj.h (class Sized_dynobj): Update declaration.
6794 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
6796 * plugin.h (class Sized_pluginobj): Update declaration.
6798 2010-08-02 Ian Lance Taylor <iant@google.com>
6801 * output.cc (Output_segment::set_offset): Search for the first and
6802 last sections rather than assuming that the list is in order.
6803 (Output_segment::find_first_and_last_list): New function.
6804 * output.h (class Output_segment): Update declarations.
6805 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
6806 (relro_strip_test_SOURCES): New variable.
6807 (relro_strip_test_DEPENDENCIES): New variable.
6808 (relro_strip_test_LDFLAGS): New variable.
6809 (relro_strip_test_LDADD): New variable.
6810 (relro_strip_test.so): New target.
6812 2010-08-02 Ian Lance Taylor <iant@google.com>
6814 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
6815 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
6816 (Target_i386::got_tlsdesc_section): New function.
6817 (Target_i386::got_section): Create space for GOT entries for
6818 TLSDESC relocations.
6819 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
6821 (Target_i386::Scan::global): Likewise.
6822 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
6824 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
6825 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
6826 (Target_x86_64::got_tlsdesc_section): New function.
6827 (Target_x86_64::got_section): Create space for GOT entries for
6828 TLSDESC relocations.
6829 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
6831 (Target_x86_64::Scan::global): Likewise.
6832 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
6835 2010-08-02 Ian Lance Taylor <iant@google.com>
6837 * testsuite/final_layout.sh: Use dc to convert from hex to
6840 2010-07-29 Sriraman Tallam <tmsriram@google.com>
6842 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
6843 paramter to the call to gold::gc_process_relocs.
6844 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
6845 paramter to the call to gold::gc_process_relocs.
6846 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
6847 parameter to the call to gold::gc_process_relocs.
6848 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
6849 template parameter to the call to gold::gc_process_relocs.
6850 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
6851 paramter to the call to gold::gc_process_relocs.
6852 * gc.h (get_embedded_addend_size): New function.
6853 (gc_process_relocs): Save the size of the reloc for use by ICF.
6854 * icf.cc (get_section_contents): Get the addend from the text section
6855 for SHT_REL relocation sections.
6856 * icf.h (Icf::Reloc_addend_size_info): New typedef.
6857 (Icf::Reloc_info): Add new member reloc_addend_size_info.
6858 * int_encoding.h (read_from_pointer): New overloaded function.
6859 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
6860 * testsuite/icf_sht_rel_addend_test.sh: New file.
6861 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
6862 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
6864 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6866 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
6867 * Makefile.in: Regenerate.
6868 * testsuite/Makefile.in: Regenerate.
6870 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
6872 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
6873 * gold/testsuite/debug_msg.cc: Likewise.
6874 * gold/testsuite/odr_violation1.cc
6875 * gold/testsuite/odr_violation2.cc
6877 2010-07-21 Cary Coutant <ccoutant@google.com>
6879 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
6880 string, and length fields.
6881 (Output_merge_string::Merged_strings_list): New type.
6882 (Output_merge_string::Merged_strings_lists): New typedef.
6883 (Output_merge_string): Replace merged_strings_ with
6884 merged_strings_lists_.
6885 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
6886 Merged_strings_list per input object and section. Don't store pointer
6887 to the string. Don't store length with each merged string entry.
6888 (Output_merge_string::finalize_merged_data): Loop over list of merged
6889 strings lists. Recompute length of each merged string.
6891 2010-07-15 Cary Coutant <ccoutant@google.com>
6893 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
6896 2010-07-14 Ian Lance Taylor <iant@google.com>
6898 * descriptors.cc (Descriptors::open): Report correct name in error
6901 2010-07-13 Doug Kwan <dougkwan@google.com>
6903 * arm.cc (Arm_input_section::Arm_input_section): For a
6904 SHT_ARM_EXIDX section, always keeps the input sections.
6905 (Arm_input_section::set_exidx_section_link): New method.
6906 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
6907 has_errors_ to false.
6908 (Arm_exidx_input_section::has_errors,
6909 Arm_exidx_input_section::set_has_errors): New methods.
6910 (Arm_exidx_input_section::has_errors_): New data member.
6911 (Arm_relobj::get_exidx_shndx_list): New method.
6912 (Arm_output_section::append_text_sections_to_list): Do not skip
6913 section without SHF_EXECINSTR.
6914 (Arm_output_section::fix_exidx_coverage): Skip input sections with
6916 (Arm_relobj::make_exidx_input_section): Add new parameter for text
6917 section header. Make error messages more verbose. Check for
6918 a non-executable section linked to an EXIDX section.
6919 (Arm_relobj::do_read_symbols): Remove error checking, which has been
6920 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
6921 check that there is no deferred EXIDX section if we exit early.
6922 Instead of not making an EXIDX section in case of an error, make one
6923 and set the has_errors flag of it.
6924 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
6925 in a relocatable link.
6926 (Target_arm::do_relax): Look for the EXIDX output section instead of
6927 assuming that it is called .ARM.exidx.
6928 (Target_arm::fix_exidx_coverage): Add a new parameter for input
6929 section list. Do not check for SHF_EXECINSTR section flags but
6930 skip any input section with errors.
6931 * output.cc (Output_section::Output_section): Initialize
6932 always_keeps_input_sections_ to false.
6933 (Output_section::add_input_section): Check for
6934 always_keeps_input_sections_.
6935 * output.h (Output_section::always_keeps_input_sections,
6936 Output_section::set_always_keeps_input_sections): New methods.
6937 (Output_section::always_keeps_input_sections): New data member.
6939 2010-07-13 Rafael Espindola <espindola@google.com>
6941 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
6942 * fileread.h (Input_file): Add try_extra_search_path and find_file.
6944 2010-07-13 Philip Herron <herron.philip@googlemail.com>
6945 Ian Lance Taylor <iant@google.com>
6947 * output.h (Output_section_lookup_maps::add_merge_section):
6948 Correct check of whether value was inserted.
6949 (Output_section_lookup_maps::add_merge_input_section): Likewise.
6950 (Output_section_lookup_maps::add_relaxed_input_section):
6952 * arm.cc (Target_arm::got_section): Remove used local os.
6953 * i386.cc (Target_i386::got_section): Likewise.
6954 * x86_64.cc (Target_x86_64::got_section): Likewise.
6955 * sparc.cc (Target_sparc::got_section): Likewise.
6956 (Target_sparc::relocate): Remove unused local have_got_offset.
6957 * powerpc.cc (Target_powerpc::relocate): Likewise.
6959 2010-07-13 Ian Lance Taylor <iant@google.com>
6961 * compressed_output.cc (zlib_decompress): Fix signature in
6964 * archive.cc (Archive::include_member): Unlock an external member
6965 of a thin archive. Don't bother to delete an object we know is
6968 2010-07-12 Cary Coutant <ccoutant@google.com>
6970 * compressed_output.cc (zlib_decompress): New function.
6971 (get_uncompressed_size): New function.
6972 (decompress_input_section): New function.
6973 * compressed_output.h (get_uncompressed_size): New function.
6974 (decompress_input_section): New function.
6975 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
6976 Handle compressed debug sections.
6977 * layout.cc (is_compressed_debug_section): New function.
6978 (Layout::output_section_name): Map compressed section names to
6980 * layout.h (is_compressed_debug_section): New function.
6981 (is_debug_info_section): Recognize compressed debug sections.
6982 * merge.cc: Include compressed_output.h.
6983 (Output_merge_data::do_add_input_section): Handle compressed
6985 (Output_merge_string::do_add_input_section): Handle compressed
6987 * object.cc: Include compressed_output.h.
6988 (Sized_relobj::Sized_relobj): Initialize new data members.
6989 (build_compressed_section_map): New function.
6990 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
6991 * object.h (Object::section_is_compressed): New method.
6992 (Object::do_section_is_compressed): New method.
6993 (Sized_relobj::Compressed_section_map): New type.
6994 (Sized_relobj::do_section_is_compressed): New method.
6995 (Sized_relobj::compressed_sections_): New data member.
6996 * output.cc (Output_section::add_input_section): Handle compressed
6998 * reloc.cc: Include compressed_output.h.
6999 (Sized_relobj::write_sections): Handle compressed debug sections.
7001 2010-07-08 Cary Coutant <ccoutant@google.com>
7003 * resolve.cc (Symbol_table::resolve): Remember whether undef was
7004 weak when resolving to a dynamic def.
7005 (Symbol_table::should_override): Add adjust_dyndef flag; set it
7006 for weak undef/dynamic def cases. Adjust callers.
7007 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
7008 undef_binding_weak_.
7009 (Symbol_table::sized_write_globals): Adjust symbol binding.
7010 (Symbol_table::sized_write_symbol): Add binding parameter.
7011 * symtab.h (Symbol::set_undef_binding): New method.
7012 (Symbol::is_undef_binding_weak): New method.
7013 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
7014 (Symbol_table::should_override): Add new parameter.
7015 (Symbol_table::sized_write_symbol): Add new parameter.
7017 * testsuite/weak_undef_file1.cc: Add new test case.
7018 * testsuite/weak_undef_file2.cc: Fix header comment.
7019 * testsuite/weak_undef_test.cc: Add new test case.
7021 2010-06-29 Doug Kwan <dougkwan@google.com>
7023 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
7024 Initialize USE_SYMBOL_.
7025 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
7027 (Arm_reloc_property::uses_symbol_): New data member declaration.
7028 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
7029 uses symbol value and symbol is undefined but not weakly undefined.
7031 2010-06-28 Rafael Espindola <espindola@google.com>
7033 * plugin.cc (Plugin::load): Use dlerror.
7035 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
7037 * symtab.cc (detect_odr_violations): When reporting an ODR
7038 violation, report an object where the symbol is defined.
7040 2010-06-25 Doug Kwan <dougkwan@google.com>
7042 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
7043 (Target_arm::section_may_have_icf_unsafe_pointers): New method
7045 (Target_arm::Scan::local_reloc_may_be_function_pointer,
7046 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
7047 target hook to detect function points.
7048 (Target_arm::Scan::possible_function_pointer_reloc): New method.
7049 * icf.h (Icf::check_section_for_function_pointers): Change type of
7050 parameter SECTION_NAME to const reference to std::string. Use
7051 target hook to determine if section may have unsafe pointers.
7052 * target.h (Target::section_may_have_icf_unsafe_pointers): New
7055 2010-06-21 Rafael Espindola <espindola@google.com>
7057 * fileread.cc (Input_file::find_fie): New
7058 (Input_file::open): Use Input_file::find_fie.
7059 * fileread.h (Input_file::find_fie): New
7060 * plugin.cc (set_extra_library_path): New.
7061 (Plugin::load): Add set_extra_library_path to the transfer vector.
7062 (Plugin_manager::set_extra_library_path): New.
7063 (Plugin_manager::add_input_file): Use the extra search path if set.
7064 (set_extra_library_path(): New.
7065 * plugin.h (Plugin_manager): Add set_extra_library_path and
7068 2010-06-19 Cary Coutant <ccoutant@google.com>
7070 * layout.cc (gdb_sections): Add .debug_types.
7071 (lines_only_debug_sections): Likewise.
7073 2010-06-18 Rafael Espindola <espindola@google.com>
7075 * plugin.cc (add_input_file,add_input_library)
7076 (Plugin_manager::add_input_file): Make filename arguments const.
7077 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
7080 2010-06-16 Doug Kwan <dougkwan@google.com>
7082 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
7083 .ARM.attributes section if we have not merged any input
7084 attributes sections.
7086 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7088 * arm.cc: Allow combining objects with no EABI version
7091 2010-06-15 Rafael Espindola <espindola@google.com>
7093 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
7095 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7097 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
7098 (struct iovec): Correct !HAVE_READV definition.
7100 2010-06-10 Cary Coutant <ccoutant@google.com>
7102 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
7103 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
7105 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
7108 * symtab.h (Symbol::is_placeholder): New member function.
7109 * target-reloc.h (relocate_section): Check for placeholder symbols.
7111 * testsuite/Makefile.am (plugin_test_8): New test.
7112 (plugin_test_9): New test.
7113 * testsuite/Makefile.in: Regenerate.
7115 2010-06-09 Nick Clifton <nickc@redhat.com>
7117 * yyscript.y (input_list_element): Allow strings prefixed with
7118 the '-' character. Treat these as libraries.
7119 * script.cc (script_add_library): New function. Adds a library
7120 specified by "-l<name>" found in an input script.
7121 * script-c.h: Add prototype for script_add_library.
7123 2010-06-07 Doug Kwan <dougkwan@google.com>
7125 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
7126 Restrict stub-group size to be within long conditional branch
7127 range when working around cortex-A8 erratum.
7129 2010-06-07 Damien Diederen <dd@crosstwine.com>
7131 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
7134 2010-06-03 Sriraman Tallam <tmsriram@google.com>
7138 (Output_section::Input_section_sort_entry::compare_section_ordering):
7139 Change to return non-zero correctly.
7140 (Output_section::Input_section_sort_section_order_index_compare
7141 ::operator()): Change to fix ambiguity in comparisons.
7143 2010-06-01 Sriraman Tallam <tmsriram@google.com>
7145 * gold.h (is_wildcard_string): New function.
7146 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
7147 (Layout::layout_eh_frame): Ditto.
7148 (Layout::find_section_order_index): New method.
7149 (Layout::read_layout_from_file): New method.
7150 * layout.h (Layout::find_section_order_index): New method.
7151 (Layout::read_layout_from_file): New method.
7152 (Layout::input_section_position_): New private member.
7153 (Layout::input_section_glob_): New private member.
7154 * main.cc (main): Call read_layout_from_file here.
7155 * options.h (--section-ordering-file): New option.
7156 * output.cc (Output_section::input_section_order_specified_): New
7158 (Output_section::Output_section): Initialize new member.
7159 (Output_section::add_input_section): Add new parameter.
7160 Keep input sections when --section-ordering-file is used.
7161 (Output_section::set_final_data_size): Sort input sections when
7162 section ordering file is specified.
7163 (Output_section::Input_section_sort_entry): Add new parameter.
7165 (Output_section::Input_section_sort_entry::compare_section_ordering):
7167 (Output_section::Input_section_sort_compare::operator()): Change to
7168 consider section_order_index.
7169 (Output_section::Input_section_sort_init_fini_compare::operator()):
7170 Change to consider section_order_index.
7171 (Output_section::Input_section_sort_section_order_index_compare
7172 ::operator()): New method.
7173 (Output_section::sort_attached_input_sections): Change to sort
7174 according to section order when specified.
7175 (Output_section::add_input_section<32, true>): Add new parameter.
7176 (Output_section::add_input_section<64, true>): Add new parameter.
7177 (Output_section::add_input_section<32, false>): Add new parameter.
7178 (Output_section::add_input_section<64, false>): Add new parameter.
7179 * output.h (Output_section::add_input_section): Add new parameter.
7180 (Output_section::input_section_order_specified): New
7182 (Output_section::set_input_section_order_specified): New method.
7183 (Input_section::Input_section): Initialize section_order_index_.
7184 (Input_section::section_order_index): New method.
7185 (Input_section::set_section_order_index): New method.
7186 (Input_section::section_order_index_): New member.
7187 (Input_section::Input_section_sort_section_order_index_compare): New
7189 (Output_section::input_section_order_specified_): New member.
7190 * script-sections.cc (is_wildcard_string): Delete and move modified
7192 (Output_section_element_input::Output_section_element_input): Modify
7193 call to is_wildcard_string.
7194 (Output_section_element_input::Input_section_pattern
7195 ::Input_section_pattern): Ditto.
7196 (Output_section_element_input::Output_section_element_input): Ditto.
7197 * testsuite/Makefile.am (final_layout): New test case.
7198 * testsuite/Makefile.in: Regenerate.
7199 * testsuite/final_layout.cc: New file.
7200 * testsuite/final_layout.sh: New file.
7202 2010-06-01 Rafael Espindola <espindola@google.com>
7204 * plugin.cc (Plugin::load): Pass the output name to the plugin.
7206 2010-06-01 Rafael Espindola <espindola@google.com>
7208 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
7209 visibility of symbols.
7211 2010-05-27 Doug Kwan <dougkwan@google.com>
7213 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
7214 from start of output section instead of address for a local symbol
7215 in a merged or relaxed section when doing a relocatable link.
7217 2010-05-26 Rafael Espindola <espindola@google.com>
7220 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
7221 adding sections the garbage collector removed.
7222 * gold/testsuite/Makefile.am: Add test.
7223 * gold/testsuite/Makefile.in: Regenerate.
7224 * gold/testsuite/plugin_test_7.sh: New.
7225 * gold/testsuite/plugin_test_7_1.c: New.
7226 * gold/testsuite/plugin_test_7_2.c: New.
7228 2010-05-26 Rafael Espindola <espindola@google.com>
7230 * script-sections.cc (Output_section_definition::set_section_addresses):
7231 Check for --section-start.
7233 2010-05-26 Doug Kwan <dougkwan@google.com>
7235 * arm.cc (Arm_scan_relocatable_relocs): New class.
7236 (Target_arm::relocate_special_relocatable): New method.
7237 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
7238 (Arm_relocate_functions::thumb_branch_common): Same.
7239 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
7240 instead of Default_scan_relocatable_relocs.
7241 * target-reloc.h (relocate_for_relocatable): Let target handle
7242 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
7243 * target.h (Sized_target::relocate_special_relocatable): New method.
7245 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7247 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
7249 2010-05-23 Doug Kwan <dougkwan@google.com>
7251 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
7253 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
7254 with a direct branch, not a conditional branch, to a stub.
7255 * merge.cc (Output_merge_base::record_input_section): New method
7257 (Output_merge_data::do_add_input_section): Record input section if
7258 keeps-input-sections flag is set.
7259 (Output_merge_string::do_add_input_section): Ditto.
7260 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
7261 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
7263 (Output_merge_base::keeps_input_sections,
7264 Output_merge_base::set_keeps_input_sections,
7265 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
7267 (Output_merge_base::Input_sections): New type declaration.
7268 (Output_merge_base::input_sections_begin,
7269 Output_merge_base::input_sections_end,
7270 Output_merge_base::do_set_keeps_input_sections): New method definitions.
7271 (Output_merge_base::bool keeps_input_sections_,
7272 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
7273 Output_merge_base::input_sections_): New data members.
7274 (Output_merge_data::do_set_keeps_input_sections): New method
7276 (Output_merge_string::do_set_keeps_input_sections): Ditto.
7277 * output.cc (Output_section::Input_section::relobj): Move method
7278 defintion from class declaration to here and handle merge sections.
7279 (Output_section::Input_section::shndx): Ditto.
7280 (Output_section::Output_section): Remove initializations of removed
7281 data members and initialize new data member LOOKUP_MAPS_.
7282 (Output_section::add_input_section): Set keeps-input-sections flag
7283 for a newly created merge output section as appropriate. Adjust code
7284 to use Output_section_lookup_maps class.
7285 (Output_section::add_relaxed_input_section): Adjst code for lookup
7286 maps code refactoring.
7287 (Output_section::add_merge_input_section): Add a new parameter
7288 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
7289 class. If adding input section to a newly created merge output
7290 section fails, remove the new merge section.
7291 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
7292 Adjust code for use of the Output_section_lookup_maps class.
7293 (Output_section::find_merge_section): Ditto.
7294 (Output_section::build_lookup_maps): New method defintion.
7295 (Output_section::find_relaxed_input_section): Adjust code to use
7296 Output_section_lookup_maps class.
7297 (Output_section::get_input_sections): Export merge sections. Adjust
7298 code to use Output_section_lookup_maps class.
7299 (Output_section:::add_script_input_section): Adjust code to use
7300 Output_section_lookup_maps class. Update lookup maps for merge
7302 (Output_section::discard_states): Use Output_section_lookup_maps.
7303 (Output_section::restore_states): Same.
7304 * output.h (Merge_section_properties): Move class defintion out of
7306 (Output_section_lookup_maps): New class.
7307 (Output_section::Input_section::is_merge_section): New method
7309 (Output_section::Input_section::relobj): Move defintion out of class
7310 defintion. Declare method only.
7311 (Output_section::Input_section::shndx): Ditto.
7312 (Output_section::Input_section::output_merge_base): New method defintion.
7313 (Output_section::Input_section::u2_.pomb): New union field.
7314 (Output_section::Merge_section_by_properties_map,
7315 Output_section::Output_section_data_by_input_section_map,
7316 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
7318 (Output_section::add_merge_input_section): Add new parameter
7319 KEEPS_INPUT_SECTIONS.
7320 (Output_section::build_lookup_maps): New method declaration.
7321 (Output_section::merge_section_map_,
7322 Output_section::merge_section_by_properties_map_,
7323 Output_section::relaxed_input_section_map_,
7324 Output_section::is_relaxed_input_section_map_valid_): Remove data
7326 (Output_section::lookup_maps_): New data member.
7328 2010-05-21 Doug Kwan <dougkwan@google.com>
7331 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
7332 avoid a compilation error.
7334 2010-05-19 Rafael Espindola <espindola@google.com>
7336 * script-sections.cc (Output_section_definition::allocate_to_segment):
7337 Update the phdrs_list even when the output section is NULL.
7338 * testsuite/Makefile.am: Add test.
7339 * testsuite/Makefile.in: Regenerate.
7340 * testsuite/script_test_9.cc: New.
7341 * testsuite/script_test_9.sh: New.
7342 * testsuite/script_test_9.t: New.
7344 2010-05-19 Doug Kwan <dougkwan@google.com>
7346 * arm.cc (Arm_input_section::original_size): New method.
7347 (Arm_input_section::do_addralign): Add a cast.
7348 (Arm_input_section::do_output_offset): Remove static cast.
7349 (Arm_input_section::original_addralign,
7350 Arm_input_section::original_size_): Change type to uint32_t.
7351 (Arm_input_section::init): Add safe casts for section alignment
7353 (Arm_input_section::set_final_data_size): Do not set address and
7354 offset of stub table.
7355 (Arm_output_section::fix_exidx_coverage): Change use of of
7356 Output_section::Simple_input_section to that of
7357 Output_section::Input_section.
7358 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
7359 except for the first pass.
7360 * output.cc (Output_section::get_input_sections): Change type of
7361 input_sections to std::list<Input_section>.
7362 (Output_section::add_script_input_section): Rename from
7363 Output_section::add_simple_input_section. Change type of SIS
7364 parameter from Simple_input_section to Input_section.
7365 * output.h (Output_section::Simple_input_section): Remove class.
7366 (Output_section::Input_section): Change class visibility to public.
7367 (Output_section::Input_section::addralign): Use stored alignments
7368 for special input sections if set.
7369 (Output_section::Input_section::set_addralign): New method.
7370 (Output_section::get_input_sections): Change parameter type from
7371 list of Simple_input_section to list of Input_section.
7372 (Output_section::add_script_input_section): Rename from
7373 Output_section::add_simple_input_section. Change first parameter's
7374 type from Simple_input_section to Input_section and remove the
7375 second and third parameters.
7376 * script-sections.cc (Input_section::Input_section_list): Change
7377 type to list of Output_section::Input_section/
7378 (Input_section_info::Input_section_info): Change parameter type of
7379 INPUT_SECTION to Output_section::Input_section.
7380 (Input_section_info::input_section): Change return type.
7381 (Input_section_info::input_section_): Change type to
7382 Output_section::Input_section.
7383 (Output_section_element_input::set_section_addresses): Adjust code
7384 to use Output_section::Input_section instead of
7385 Output_section::Simple_input_section. Adjust code for renaming
7386 of Output_section::add_simple_input_section.
7387 (Orphan_output_section::set_section_addresses): Ditto.
7389 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7391 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
7392 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
7394 2010-05-18 Rafael Espindola <espindola@google.com>
7396 * options.cc (General_options::finalize): Handle -nostdlib.
7397 * options.h (nostdlib): New option.
7398 * script.cc (script_add_search_dir): Handle -nostdlib.
7400 2010-05-12 Doug Kwan <dougkwan@google.com>
7402 * arm.cc (Target_arm::do_finalize_sections): Create an empty
7403 attributes section only if there no attributes section after merging.
7404 (Target_arm::merge_object_attributes): Move value of
7405 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
7406 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
7407 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
7408 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
7409 and arm_attr_merge_7.stdout.
7410 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
7411 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
7412 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
7413 arm_attr_merge_7b.o): New rules.
7414 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
7416 * testsuite/Makefile.in: Regenerate.
7417 * testsuite/arm_attr_merge.sh: New file.
7418 * testsuite/arm_attr_merge_[67][ab].s: Same.
7420 2010-05-05 Nick Clifton <nickc@redhat.com>
7422 * po/es.po: Updated Spanish translation.
7424 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7426 * Makefile.am (install-exec-local): Properly install gold as
7427 default cross linker.
7428 * Makefile.in: Regenerated.
7430 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7431 Nick Clifton <nickc@redhat.com>
7433 * configure.ac (install_as_default): Define and set to false
7434 unless --enable-gold or --enable-gold=both/gold has been
7436 * configure: Regenerate.
7438 * Makefile.am (install-exec-local): Install the executable as
7439 'ld.gold'. If install_as_default is true then also install it as
7441 * Makefile.in: Regenerated.
7443 2010-04-24 Ian Lance Taylor <iant@google.com>
7445 * layout.cc (Layout::layout_reloc): In relocatable link don't
7446 combine reloc sections for grouped sections.
7448 2010-04-23 Sriraman Tallam <tmsriram@google.com>
7450 * gc.h (gc_process_relocs): Pass information on relocs pointing to
7451 sections that are not ordinary to icf.
7452 * icf.cc (get_section_contents): Handle relocation pointing to section
7453 with no object or shndx information.
7454 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
7455 * testsuite/Makefile.in: Regenerate.
7456 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
7457 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
7459 2010-04-22 Ian Lance Taylor <iant@google.com>
7461 * expression.cc (Expression::Expression_eval_info): Add
7462 result_alignment_pointer field.
7463 (Expression::eval_with_dot): Add result_alignment_pointer
7464 parameter. Change all callers.
7465 (Expression::eval_maybe_dot): Likewise.
7466 (class Binary_expression): Add alignment_pointer parameter to
7467 left_value and right_value. Change all callers.
7468 (BINARY_EXPRESSION): Set result alignment.
7469 (class Trinary_expression): Add alignment_pointer parameter to
7470 arg2_value and arg3_value. Change all callers.
7471 (Trinary_cond::value): Set result alignment.
7472 (Max_expression::value, Min_expression::value): Likewise.
7473 (Align_expression::value): Likewise.
7474 * script-sections.cc (class Sections_element): Add dot_alignment
7475 parameter to set_section_addresses virtual function. Update
7477 (class Output_section_element): Likewise.
7478 (Script_sections::create_segments): Add dot_alignment parameter.
7480 (Script_sections::create_segments_from_phdrs_clause): Likewise.
7481 (Script_sections::set_phdrs_clause_addresses): Likewise.
7482 * script-sections.h: Update declarations.
7483 * script.h: Update declarations.
7484 * output.h (Output_segment::set_minimum_p_align): Don't decrease
7486 * testsuite/script_test_3.t: Set large alignment.
7487 * testsuite/script_test_3.sh: Make sure that at least one LOAD
7488 segment has expected alignment.
7490 2010-04-22 Nick Clifton <nickc@redhat.com>
7492 * po/gold.pot: Updated by the Translation project.
7493 * po/vi.po: Updated Vietnamese translation.
7495 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
7497 * testsuite/Makefile.am (check_PROGRAMS): Add
7498 icf_virtual_function_folding_test.
7499 * testsuite/Makefile.in: Regenerated.
7501 2010-04-15 Andrew Haley <aph@redhat.com>
7503 * options.h (merge_exidx_entries): New option.
7504 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
7505 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
7506 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
7507 (Target_arm::merge_exidx_entries): New function.
7508 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
7509 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
7510 to Arm_exidx_fixup constructor.
7511 Add new arg, merge_exidx_entries.
7512 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
7513 Arm_output_section::fix_exidx_coverage.
7515 2010-04-18 Sriraman Tallam <tmsriram@google.com>
7517 * icf.cc (get_section_contents): Check for preemptible functions.
7518 Ignore addend when appropriate.
7519 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
7521 (add_from_relobj): Check for section folded.
7522 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
7523 * symtab.h (should_add_dynsym_entry): Add new parameter.
7524 * target-reloc.h (scan_relocs): Check for section folded.
7525 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
7526 Check reloc types for function pointers in shared objects.
7527 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
7529 (icf_preemptible_functions_test): New test case.
7530 (icf_string_merge_test): New test case.
7531 * testsuite.Makefile.in: Regenerate.
7532 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
7533 bar_glob. Refactor code.
7534 * testsuite/icf_preemptible_functions_test.cc: New file.
7535 * testsuite/icf_preemptible_functions_test.sh: New file.
7536 * testsuite/icf_string_merge_test.cc: New file.
7537 * testsuite/icf_string_merge_test.sh: New file.
7538 * testsuite/icf_virtual_function_folding_test.cc: New file.
7539 * testsuite/icf_virtual_function_folding_test.sh: New file.
7541 2010-04-14 Doug Kwan <dougkwan@google.com>
7543 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
7544 for local symbol recounting if we remove a section due to ICF.
7545 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
7546 there are no regular objects in input.
7548 2010-04-13 Doug Kwan <dougkwan@google.com>
7550 * arm.cc (Arm_input_section::set_final_data_size): Compute
7551 accurate final data size instead of using current data size.
7553 2010-04-09 Doug Kwan <dougkwan@google.com>
7555 * layout.cc (Layout::choose_output_section): Handle script section
7557 (Layout::make_output_section_for_script): Add section type parameter.
7558 Handle script section types.
7559 * layout.h (Layout::make_output_section_for_script): Add section
7561 * output.cc (Output_section::Output_section): Initialize data member
7563 (Output_section::do_reset_address_and_file_offset): Do not set address
7564 to 0 if section is a NOLOAD section.
7565 * output.h (Output_section::is_noload): New method.
7566 (Output_section::set_is_noload): Ditto.
7567 (Output_section::is_noload_): New data member.
7568 * script-c.h (Script_section_type): New enum type.
7569 (struct Parser_output_section_header): Add new file section_type.
7570 * script-sections.cc (Sections_element::output_section_name): Add
7571 parameter for returning script section type.
7572 (Output_section_definition::output_section_name): Ditto.
7573 (Output_section_definition::section_type)P; New method.
7574 (Output_section_definiton::script_section_type_name): Ditto.
7575 (Output_section_definition::script_section_type_): New data member.
7576 (Output_section_definition::Output_section_definition): Initialize
7577 data member Output_section_definition::script_section_type_.
7578 (Output_section_definition::create_sections): Pass script section type
7579 to Layout::make_output_section_for_script.
7580 (Output_section_definition::output_section_name): Return script
7581 section type to caller.
7582 (Output_section_definition::set_section_address): Do not advance
7583 dot value and load address if section type is NOLOAD. Set address
7584 of NOLOAD sections regardless of section flags.
7585 (Output_section_definition::print): Print section type if it is
7586 not SCRIPT_SECTION_TYPE_NONE.
7587 (Output_section_definition::section_type): New method.
7588 (Output_section_definition::script_section_type_name): Ditto.
7589 (Script_sections::output_section_name): Add new parameter
7590 PSECTION_TYPE for returning script section type. Pass it to
7591 section elements. Handle discard sections.
7592 (Sort_output_sections::operator()): Handle NOLOAD sections.
7593 * script-sections.h (Script_sections::Section_type): New enum type.
7594 (Script_sections::output_section_name): Add a new parameter for
7595 returning script section type.
7596 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
7598 * yyscript.y (union): Add new field SECTION_TYPE.
7599 (COPY, DSECT, INFO, NOLOAD): New tokens.
7600 (opt_address_and_section_type): Change type to output_section_header.
7601 (section_type): New non-terminal
7602 (section_header): Handle section type.
7603 (opt_address_and_section_type): Return section type value.
7605 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
7607 * testsuite/plugin_common_test_1.c (foo): Add prototype.
7608 * testsuite/plugin_common_test_2.c (foo): Likewise.
7610 2010-04-08 Doug Kwan <dougkwan@google.com>
7612 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
7614 * output.cc (Output_section::add_merge_input_section): Simplify
7615 code and return status of Output_merge_base::add_input_section.
7616 Update merge section map only if Output_merge_base::add_input_section
7619 2010-04-07 Doug Kwan <dougkwan@google.com>
7621 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
7622 if section is marked as containing instructions but has no mapping
7624 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
7625 correct section index.
7626 (Arm_relobj::find_linked_text_section): Ditto.
7628 2010-04-07 Cary Coutant <ccoutant@google.com>
7630 * archive.cc (include_member): Destroy Read_symbols_data object before
7632 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
7633 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
7634 (Read_symbols_data::~Read_symbols_data) New destructor.
7635 (Section_relocs::Section_relocs) New constructor.
7636 (Section_relocs::~Section_relocs) New destructor.
7637 (Read_relocs_data::Read_relocs_data) New constructor.
7638 (Read_relocs_data::~Read_relocs_data) New destructor.
7639 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
7640 pointers to NULL after deleting.
7642 2010-04-07 Doug Kwan <dougkwan@google.com>
7644 * arm.cc: Replace "endianity" with "endianness" in comments.
7645 (Arm_exidx_cantunwind): Ditto.
7646 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
7647 (Arm_relobj::merge_flags_and_attributes): New method.
7648 (Arm_relobj::merge_flags_and_attributes_): New data member.
7649 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
7650 (Arm_relobj::scan_sections_for_stubs): Ditto.
7651 (Arm_relobj::do_read_symbols): Check to see if we really want to
7652 merge processor-specific flags and attributes. Exit early if
7653 an object is empty except for section names and the undefined symbol.
7654 (Target_arm::do_finalize_sections): Move check for ELF format to
7655 Arm_relobj::do_read_symbols. Merge processor specific flags and
7656 attributes from a regular object only when we have determined that
7657 it is aapropriate. Do not create an .ARM.attributes section in
7658 output if there is no regular input object.
7659 (Target_arm::merge_processor_specific_flags): Check
7660 --warn-mismatch before printing any error.
7661 (Target_arm::merge_object_attributes): Ditto.
7662 * gold.cc (queue_middle_tasks): Handle the case in which there is
7663 no regular object in input.
7664 * options.cc (General_options::parse_EB): New method.
7665 (General_options::parse_EL): Same.
7666 (General_options::General_options): Initialize endianness_.
7667 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
7669 (General_options::Endianness): New enum.
7670 (General_options::endianness): New method.
7671 (General_options::endianness_): New data member.
7672 * parameters.cc (Parameters::set_options): Check target endianness.
7673 (Parameters::set_target_once): Ditto.
7674 (Parameters::check_target_endianness): New method.
7675 (parameters_force_valid_target): If either -EL or -EB is specified,
7676 use it to define endianness of default target.
7677 * parameters.h (Parameters::check_target_endianness): New method
7679 * target.h (class Target): Change "endianity" to "endianness"
7682 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7684 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
7685 * configure: Regenerate.
7686 * Makefile.in: Regenerate.
7687 * testsuite/Makefile.in: Regenerate.
7689 2010-04-06 Cary Coutant <ccoutant@google.com>
7692 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
7693 prevailing definitions of common symbols.
7694 * testsuite/plugin_test_6.sh: New test case.
7695 * testsuite/plugin_common_test_1.c: New test case.
7696 * testsuite/plugin_common_test_2.c: New test case.
7697 * testsuite/Makefile.am (plugin_test_6): New test case.
7698 * testsuite/Makefile.in: Regenerate.
7700 2010-04-06 Nick Clifton <nickc@redhat.com>
7702 * po/vi.po: New Vietnamese translation.
7704 2010-03-30 Doug Kwan <dougkwan@google.com>
7706 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
7708 2010-03-25 Doug Kwan <dougkwan@google.com>
7710 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
7711 to avoid a conversion warning on a 32-bit host.
7713 2010-03-24 Ian Lance Taylor <iant@google.com>
7715 * testsuite/script_test_3.t: Add a TLS segment.
7716 * testsuite/Makefile.am (check_PROGRAMS): Add
7717 tls_phdrs_script_test.
7718 (tls_phdrs_script_test_SOURCES): Define.
7719 (tls_phdrs_script_test_DEPENDENCIES): Define.
7720 (tls_phdrs_script_test_LDFLAGS): Define.
7721 (tls_phdrs_script_test_LDADD): Define.
7722 * testsuite/Makefile.in: Rebuild.
7724 2010-03-23 Cary Coutant <ccoutant@google.com>
7726 * fileread.cc (find_or_make_view): Fix comment.
7728 2010-03-23 Ian Lance Taylor <iant@google.com>
7730 * script-sections.cc (class Orphan_section_placement): Define
7731 PLACE_TLS and PLACE_TLS_BSS.
7732 (Orphan_section_placement::Orphan_section_placement): Initialize
7734 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
7735 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
7736 (tls_script_test_SOURCES): Define.
7737 (tls_script_test_DEPENDENCIES): Define.
7738 (tls_script_test_LDFLAGS): Define.
7739 (tls_script_test_LDADD): Define.
7740 * testsuite/Makefile.in: Rebuild.
7742 2010-03-22 Doug Kwan <dougkwan@google.com>
7744 * arm.cc (Arm_relocate_functions::abs8,
7745 Arm_relocate_functions::abs16): Use correct check for overflow
7746 specified in the ARM ELF specs.
7747 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
7748 target of a BLX instruction specially.
7749 (Reloc_stub::stub_type_for_reloc): Ditto.
7750 (Relocate::relocate): Use symbolic names instead of numeric relocation
7751 codes to report error.
7752 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
7754 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
7755 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
7756 thumb2_blx_out_of_range.stdout
7757 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
7758 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
7759 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
7760 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
7761 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
7762 thumb2_blx_in_range, thumb2_blx_in_range.o,
7763 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
7764 thumb2_blx_out_of_range.o): New rules.
7765 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
7766 thumb2_blx_in_range and thumb2_blx_out_of_range.
7767 * testsuite/Makefile.in: Regenerate.
7768 * arm_branch_in_range.sh: Add tests for THUMB BLX.
7769 * testsuite/thumb_blx_in_range.s: New file.
7770 * testsuite/thumb_blx_out_of_range.s: New file.
7772 2010-03-22 Rafael Espindola <espindola@google.com>
7774 * archive.cc (Should_include): Move to archive.h.
7775 (should_include_member): Make it a member of Archive.
7777 (Add_lib_group_symbols): New.
7778 * archive.h: Include options.h.
7779 (Archive_member): Moved from Archive.
7780 (Should_include): Moved from archive.cc.
7782 (Add_lib_group_symbols): New.
7783 * dynobj.cc (do_should_include_member): New.
7784 * dynobj.h (do_should_include_member): New.
7785 * gold.cc (queue_initial_tasks): Update call to queue.
7786 * main.cc (main): Print lib group stats.
7787 * object.cc (do_should_include_member): New.
7788 * object.h: Include archive.h.
7789 (Object::should_include_member): New.
7790 (Object::do_should_include_member): New.
7791 (Sized_relobj::do_should_include_member): New.
7792 * options.cc (General_options::parse_start_lib): New.
7793 (General_options::parse_end_lib): New.
7794 (Input_arguments::add_file): Handle lib groups.
7795 (Input_arguments::start_group): Check we are not in a lib.
7796 (Input_arguments::start_lib): New.
7797 (Input_arguments::end_lib): New.
7798 * options.h (General_options): Add start_lib and end_lib.
7799 (Input_argument::lib_): New.
7800 (Input_argument::lib): New.
7801 (Input_argument::is_lib): New.
7802 (Input_file_lib): New.
7803 (Input_arguments::in_lib_): New.
7804 (Input_arguments::in_lib): New.
7805 (Input_arguments::start_lib): New.
7806 (Input_arguments::end_lib_): New.
7807 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
7808 in unused members as preempted.
7809 (Sized_pluginobj::do_should_include_member): New.
7810 * plugin.h (Sized_pluginobj::do_should_include_member): New.
7811 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
7813 (Read_symbols::do_whole_lib_group): New.
7814 (Read_symbols::do_lib_group): New.
7815 (Read_symbols::do_read_symbols): Handle lib groups.
7816 (Read_symbols::get_name): Handle lib groups.
7817 * readsyms.h (Read_symbols): Add an archive member pointer.
7818 (Read_symbols::do_whole_lib_group): New.
7819 (Read_symbols::do_lib_group): New.
7820 (Read_symbols::member_): New.
7821 * script.cc (read_input_script): Update call to queue_soon.
7823 2010-03-19 Doug Kwan <dougkwan@google.com>
7825 * arm.cc (Stub_table::Stub_table): Initialize new data members
7826 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
7827 (Stub_table::add_reloc_stub): Assign stub offset and update
7828 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
7829 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
7831 (Stub_table::update_data_size_and_addralign): Use
7832 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
7833 instead of going over all reloc stubs.
7834 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
7835 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
7836 Stringpool_template::offset_ to size of Stringpool_char.
7837 (Stringpool_template::new_key_offset): Remove code to initialize
7838 Stringpool_template::offset_.
7839 * stringpool.h (Stringpool_template::set_no_zero_null): Set
7840 Stringpool_template::offset_ to zero.
7842 2010-03-15 Doug Kwan <dougkwan@google.com>
7844 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
7846 (Stringpool_template::new_key_offset): New method.
7847 (Stringpool_template::add_string): Assign offsets when adding new
7849 (Stringpool_template::set_string_offsets): Do not set string offsets
7850 when not optimizing.
7851 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
7853 (Chunked_vector::clear): Clear size_.
7854 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
7855 (Chunked_vector::size): Return size_.
7856 (Chunked_vector::push_back): Use size_ to find insert position.
7857 (Chunked_vector::size_): New data member.
7858 (Stringpool_template::set_no_zero_null): Assert string set is empty.
7859 (Stringpool_template::new_key_offset): New method declaration.
7860 (Stringpool_template::offset_): New data member.
7862 2010-03-15 Rafael Espindola <espindola@google.com>
7864 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
7865 Add_symbols' constructor.
7866 * readsyms.h (Add_symbols): Remove the input_group member.
7868 2010-03-10 Ian Lance Taylor <iant@google.com>
7870 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
7871 target to ask whether a reference to a symbol requires a stack
7873 * target.h (Target::is_call_to_non_split): New function.
7874 (Target::do_is_call_to_non_split): Declare virtual function.
7875 * target.cc: Include "symtab.h".
7876 (Target::do_is_call_to_non_split): New function.
7877 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
7879 2010-03-10 Cary Coutant <ccoutant@google.com>
7881 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
7882 (File_read::open[1]): Remove initial mapping of whole_file_view_.
7883 (File_read::open[2]): Add whole_file_view_ to list of views.
7884 (File_read::make_view): Remove test of whole_file_view_.
7885 (File_read::find_or_make_view): Create whole_file_view_ if
7887 (File_read::clear_views): Replace bool parameter with enum;
7888 adjust all callers. Don't delete views with permanent data;
7889 do delete cached views and views from archives if
7890 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
7891 if clearing the corresponding view.
7892 * fileread.h (File_read::Clear_views_mode): New enum.
7893 (File_read::View::is_permanent_view): New method.
7894 (File_read::clear_views): Replace bool parameter
7895 with enum; adjust all callers.
7896 * options.h (General_options): Change keep_files_mapped option;
7897 add map_whole_files.
7898 * readsyms.cc (Add_symbols::run): Delete sd_ object before
7900 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
7903 2010-03-10 David S. Miller <davem@davemloft.net>
7905 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
7907 2010-03-09 Sriraman Tallam <tmsriram@google.com>
7909 * icf.cc (get_section_contents): Add '@' marker after processing the
7912 2010-03-08 Doug Kwan <dougkwan@google.com>
7914 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
7915 due to a conversion warning.
7916 (Arm_relobj::update_output_local_symbol_count): Check for local
7917 symbol with unset output index.
7919 2010-03-05 Ian Lance Taylor <iant@google.com>
7921 * options.h (class General_options): Add --spare-dynamic-tags.
7922 * output.cc (Output_data_dynamic::set_final_data_size): Implement
7923 --spare-dynamic-tags.
7925 2010-03-05 Ian Lance Taylor <iant@google.com>
7927 * incremental.cc: Include "libiberty.h".
7929 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7931 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
7932 function, is_info_ member.
7933 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
7934 (Versions::Versions): Update caller.
7935 (Versions::define_base_version): Likewise.
7936 (Versions::add_def): Likewise.
7938 2010-03-03 Sriraman Tallam <tmsriram@google.com>
7940 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
7941 (Scan::possible_function_pointer_reloc): New function.
7942 (Scan::local_reloc_may_be_function_pointer): Change to call
7943 possible_function_pointer_reloc.
7944 (Scan::global_reloc_may_be_function_pointer): Ditto.
7945 * icf.h (Icf::check_section_for_function_pointers): Change to reject
7946 relocations in ".data.rel.ro._ZTV" section.
7947 * testsuite/icf_safe_so_test.sh: Change to pass i386.
7948 * testsuite/icf_safe_so_test.cc: Ditto.
7949 * testsuite/icf_safe_test.cc: Ditto.
7950 * testsuite/icf_safe_test.sh: Ditto.
7952 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7953 Ian Lance Taylor <iant@google.com>
7955 * target-reloc.h (relocate_section): Check the symbol table index
7956 for -1U before setting the local symbol index.
7957 (scan_relocatable_relocs): If copying the relocation, record that
7958 the local symbol is required.
7959 * object.h (Symbol_value::is_output_symtab_index_set): New
7961 (Symbol_value::may_be_discarded_from_output_symtab): New
7963 (Symbol_value::has_output_symtab_entry): New function.
7964 (Symbol_value::needs_output_symtab_entry): Remove.
7965 (Symbol_value::output_symtab_index): Make sure the symbol index is
7967 (Symbol_value::set_output_symtab_index): Make sure the symbol
7968 index is not set. Make sure the new index is valid.
7969 (Symbol_value::set_must_have_output_symtab_entry): New function.
7970 (Symbol_value::has_output_dynsym_entry): New function.
7971 (Symbol_value::set_output_dynsym_index): Make sure the new index
7973 (Sized_relobj::set_must_have_output_symtab_entry): New function.
7974 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
7975 local symbol if permitted.
7976 (Sized_relobj::do_finalize_local_symbols): Call
7977 is_output_symtab_index_set rather than needs_output_symtab_entry.
7978 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
7979 rather than needs_output_symtab_entry. Call
7980 has_output_dynsym_entry rather than needs_output_dynsym_entry.
7981 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
7982 is_output_symtab_index_set rather than needs_output_symtab_entry.
7983 * testsuite/discard_locals_relocatable_test.c: New file.
7984 * testsuite/discard_locals_test.sh: Test -r.
7985 * testsuite/Makefile.am (check_DATA): Add
7986 discard_locals_relocatable_test1.syms,
7987 discard_local_relocatable_test2.syms.
7988 (MOSTLYCLEANFILES): Likewise. Also add
7989 discard_locals_relocatable_test1.lout and
7990 discard_locals_relocatable_test2.out.
7991 (discard_locals_relocatable_test1.syms): New target.
7992 (discard_locals_relocatable_test.o): New target.
7993 (discard_locals_relocatable_test1.out): New target.
7994 (discard_locals_relocatable_test2.syms): New target.
7995 (discard_locals_relocatable_test2.out): New target.
7996 (various): Add missing ../ld-new dependencies.
7997 * testsuite/Makefile.in: Rebuild.
7999 2010-03-03 Nick Clifton <nickc@redhat.com>
8001 * po/fi.po: New Finnish translation.
8003 2010-03-01 Doug Kwan <dougkwan@google.com>
8005 * layout.cc (Layout::Layout): Force section types of .init_array*,
8006 .preinit_array* and .fini_array* sections.
8007 * output.cc (Output_section::Input_section_sort_entry::has_priority):
8008 Fix check of return value of std::string::find.().
8009 (Output_section::Input_section_sort_compare::operator()): Remove
8010 comment about .init_array.
8011 (Output_section::Input_section_sort_init_fini_compare::operator()):
8013 (Output_section::sort_attached_input_sections): Handle .init_array
8014 and .fini_array specially.
8015 * output.h (Output_section::Inut_section_sort_compare): Update
8017 (Output_section::Input_section_sort_init_fini_compare): New struct.
8019 2010-02-26 Doug Kwan <dougkwan@google.com>
8021 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
8022 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
8023 * testsuite/debug_msg.sh: Avoid matching source line number for
8024 use of global variable undef_int.
8026 2010-02-26 Doug Kwan <dougkwan@google.com>
8028 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
8029 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
8030 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
8031 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
8032 * options.cc (General_options::General_options): Initialize member
8034 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
8035 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
8036 and rm_no_fix_v4bx.stdout
8037 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
8038 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
8039 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
8040 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
8041 and arm_no_fix_v4bx.
8042 * Makefile.in: Regenerate.
8043 * testsuite/arm_fix_v4bx.s: New file.
8044 * testsuite/arm_fix_v4bx.sh: Ditto.
8046 2010-02-24 Doug Kwan <dougkwan@google.com>
8048 * arm.cc (Target_arm::got_section): Make the .got section the first
8049 non RELRO section in the data segment.
8050 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
8051 suffixes of section names.
8053 2010-02-24 Doug Kwan <dougkwan@google.com>
8055 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
8056 flags and attributes merging if an input file is a binary file.
8057 * fileread.cc (Input_file::open): Record format of original file.
8058 * fileread.h (Input_file::Format): New enum type.
8059 (Input_file::Input_file): Initialize data member format_.
8060 (Input_file::format): New method definition.
8061 (Input_file::format_):: New data member.
8063 2010-02-24 Doug Kwan <dougkwan@google.com>
8065 * arm.cc (Arm_output_data_got): New class.
8066 (ARM_TCB_SIZE): New constant
8067 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
8068 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
8069 If user uses a script with a SECTIONS clause, issue only a warning
8070 for a misplaced EXIDX input section. Otherwise, issue an error.
8071 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
8073 (Target_arm::got_mode_index_entry): Handle static linking.
8074 (Target_arm::Scan::local): Ditto.
8075 (Target_arm::Scan::global): Ditto.
8076 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
8077 all incorrectly implemented relocations.
8078 (Target_arm::fix_exidx_coverage): Pass layout to
8079 Arm_output_section::fix_exidx_coverage.
8080 * layout.cc (Layout::section_name_mapping): Remove trailing dots
8081 from ".ARM.exidx." and ".ARM.extab.".
8083 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8085 * arm.cc (Target_arm::do_finalize_sections): Create attribute
8086 section if it does not already exist.
8087 * attributes.cc (Attributes_section_data::Attributes_section_data):
8088 Don't crash if size is zero.
8090 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8091 Ian Lance Taylor <iant@google.com>
8093 * gold.cc (queue_middle_tasks): If no input files were opened,
8095 * workqueue.h (Task_function::Task_function): Assert that there is
8098 2010-02-22 Doug Kwan <dougkwan@google.com>
8100 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
8101 * icf.cc (get_section_contents): Cast snprintf arguments to long long
8102 types to avoid warnings due to different uint64_t implementations
8105 2010-02-21 Doug Kwan <dougkwan@google.com>
8107 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
8108 handling of the maximum backward branch offset.
8109 (Arm_relocate_functions::thumb_branch_common): Ditto.
8110 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
8111 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
8112 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
8113 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
8114 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
8115 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
8116 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
8117 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
8118 thumb_bl_out_of_range thumb_bl_out_of_range.o,
8119 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
8120 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
8121 thumb2_bl_out_of_range.o): New rules.
8122 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
8123 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
8124 thumb2_bl_out_of_range
8125 * testsuite/Makefile.in: Regenerate.
8126 * testsuite/arm_bl_in_range.s: New file.
8127 * testsuite/arm_bl_out_of_range.s: Ditto.
8128 * testsuite/arm_branch_in_range.sh: Ditto.
8129 * testsuite/arm_branch_range.t: Ditto.
8130 * testsuite/thumb2_branch_range.t: Ditto.
8131 * testsuite/thumb_bl_in_range.s: Ditto.
8132 * testsuite/thumb_bl_out_of_range.s: Ditto.
8133 * testsuite/thumb_branch_range.t: Ditto.
8135 2010-02-20 Sriraman Tallam <tmsriram@google.com>
8137 * gc.h (gc_process_relocs): Change vectors to point to the new list.
8138 Add reloc offset information.
8139 * icf.cc (get_section_contents): Change iterators to point to the new
8140 vectors. Add reloc offset information to the contents.
8141 * icf.h (Icf::Sections_reachable_info): New typedef.
8142 (Icf::Sections_reachable_list): New typedef.
8143 (Icf::Offset_info): New typedef.
8144 (Icf::Reloc_info): New struct typedef.
8145 (Icf::Reloc_info_list): New typedef.
8146 (Icf::symbol_reloc_list): Delete method.
8147 (Icf::addend_reloc_list): Delete method.
8148 (Icf::section_reloc_list): Delete method.
8149 (Icf::reloc_info_list): New method.
8150 (Icf::reloc_info_list_): New member.
8152 2010-02-19 Doug Kwan <dougkwan@google.com>
8154 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
8155 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
8156 * arm.cc (Arm_relocation_functions): New forward declaration.
8157 (Target_arm::Target_arm): Initialize new data members
8158 got_mod_index_offset_ and tls_base_symbol_defined_.
8159 (Target_arm::Relocate::relocate_tls): New method.
8160 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
8161 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
8163 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
8164 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
8165 (Target_arm::got_mod_index_offset_,
8166 Target_arm::tls_base_symbol_defined_): New data members.
8167 (Target_arm::Scan::local, Target::Scan::global,
8168 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
8171 2010-02-18 Doug Kwan <dougkwan@google.com>
8173 * arm.cc (Arm_relobj::find_linked_text_section): New method.
8174 (Arm_relobj::make_exidx_input_section): Pass section index of linked
8175 text section as a parameter becuase some broken tools may not set
8176 the link in section header.
8177 (Target_arm::has_got_section): New method.
8178 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
8179 without any mapping symbol as data only. Remove warning.
8180 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
8181 link in its section header, try to discover the link by inspecting the
8182 REL31 relocation at the beginning of the section.
8183 (Target_arm::Scan::check_non_pic): Report name of offending relocation
8185 (Target_arm::Scan::global): Treat any reference to the symbol
8186 _GLOBAL_OFFSET_TABLE_ as a GOT access.
8188 2010-02-12 Sriraman Tallam <tmsriram@google.com>
8190 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
8191 (Scan::global_reloc_may_be_function_pointer): New function.
8192 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8193 (Scan::global_reloc_may_be_function_pointer): New function.
8194 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8195 (Scan::global_reloc_may_be_function_pointer): New function.
8196 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
8197 (Scan::global_reloc_may_be_function_pointer): New function.
8198 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
8199 (Scan::global_reloc_may_be_function_pointer): New function.
8200 (Scan::possible_function_pointer_reloc): New function.
8201 (Target_x86_64::can_check_for_function_pointers): New function.
8202 * gc.h (gc_process_relocs): Scan relocation types to determine if
8203 function pointers were taken for targets that support it.
8204 * icf.cc (Icf::find_identical_sections): Include functions for
8205 folding in safe ICF whose pointer is not taken.
8206 * icf.h (Secn_fptr_taken_set): New typedef.
8207 (fptr_section_id_): New member.
8208 (section_has_function_pointers): New function.
8209 (set_section_has_function_pointers): New function.
8210 (check_section_for_function_pointers): New function.
8211 * options.h: Fix comment for safe ICF option.
8212 * target.h (can_check_for_function_pointers): New function.
8213 * testsuite/Makefile.am: Add icf_safe_so_test test case.
8214 Modify icf_safe_test for X86-64.
8215 * testsuite/Makefile.in: Regenerate.
8216 * testsuite/icf_safe_so_test.cc: New file.
8217 * testsuite/icf_safe_so_test.sh: New file.
8218 * testsuite/icf_safe_test.cc (kept_func_3): New function.
8219 (main): Change to take pointer to function kept_func_3.
8220 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
8221 folding is done correctly for X86-64.
8223 2010-02-12 David S. Miller <davem@davemloft.net>
8225 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
8226 is_symbolless parameter.
8227 (Output_reloc<SHT_REL>::is_symbolless): New.
8228 (Output_reloc<SHT_REL>::is_symbolless_): New.
8229 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
8230 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
8231 (Output_reloc<SHT_RELA>::is_symbolless): New.
8232 (Output_data_reloc::add_global): Handle is_symbolless.
8233 (Output_data_reloc::add_global_relative): Likewise.
8234 (Output_data_reloc::add_local): Likewise.
8235 (Output_data_reloc::add_local_relative): Likewise.
8236 (Output_data_reloc::add_symbolless_global_addend): New.
8237 (Output_data_reloc::add_symbolless_local_addend): New.
8238 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
8240 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
8241 instead of ->is_relative_
8242 (Output_reloc::write): Likewise.
8243 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
8244 (Output_reloc::write_rel): Simplify.
8246 * sparc.cc (Target_sparc::Scan::local): Use
8247 ->add_symbolless_local_addend as needed.
8248 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
8249 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
8250 based upon relocation offset.
8252 2010-02-11 Doug Kwan <dougkwan@google.com>
8254 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
8255 (Target_arm::Scan::global): Ditto. Also remove a comment before the
8256 beginning of function.
8257 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
8258 and MOVT_ABS relocations. Those are non issued in scanning. Fix
8259 parameter is_32bit in calls to should_apply_static_reloc.
8260 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
8261 (check_DATA): Add arm_abs_global.stdout.
8262 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
8263 arm_abs_global.stdout): New rules.
8264 (MOSTLLYCLEANFILES): Add arm_abs_global
8265 * Makefile.in: Regenerate.
8266 * testsuite/arm_abs_global.s: New file.
8267 * testsuite/arm_abs_global.sh: Ditto.
8268 * testsuite/arm_abs_lib.s: Ditto.
8270 2010-02-11 Ian Lance Taylor <iant@google.com>
8272 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
8274 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
8275 Allocate_commons_task first.
8276 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
8277 task, rather than symtab_lock_.
8278 (Gc_process_relocs::~Gc_process_relocs): New function.
8279 (Gc_process_relocs::is_runnable): Check this_blocker_.
8280 (Gc_process_relocs::locks): Use next_blocker_ rather than
8282 (Scan_relocs::~Scan_relocs): New function.
8283 (Scan_relocs::is_runnable): Check this_blocker_ rather than
8285 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
8287 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
8288 fields. Add this_blocker_ and next_blocker_ fields. Adjust
8289 constructor accordingly.
8290 (class Gc_process_relocs): Likewise.
8291 (class Scan_relocs): Likewise.
8292 * common.h (class Allocate_commons_task): Remove symtab_lock_
8293 field, and corresponding constructor parameter.
8294 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
8296 (Allocate_commons_task::locks): Likewise.
8298 2010-02-11 Ian Lance Taylor <iant@google.com>
8300 * gold-threads.h (class Once): Define.
8301 (class Initialize_lock): Rewrite as child of Once.
8302 * gold-threads.cc (class Once_initialize): Define.
8303 (once_pointer_control): New static variable.
8304 (once_pointer, once_arg): New static variables.
8305 (c_run_once): New static function.
8306 (Once::Once, Once::run_once, Once::internal_run): New functions.
8307 (class Initialize_lock_once): Remove.
8308 (initialize_lock_control): Remove.
8309 (initialize_lock_pointer): Remove.
8310 (initialize_lock_once): Remove.
8311 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
8312 (Initialize_lock::initialize): Rewrite.
8313 (Initialize_lock::do_run_once): New function.
8314 * archive.cc (Archive::interpret_header): Only clear name if it is
8316 * fileread.cc: Include "gold-threads.h"
8317 (file_counts_lock): New static variable.
8318 (file_counts_initialize_lock): Likewise.
8319 (File_read::release): Only increment counts when using --stats.
8320 Use a lock around the increment.
8321 * parameters.cc (class Set_parameters_target_once): Define.
8322 (set_parameters_target_once): New static variable.
8323 (Parameters::Parameters): Move here from parameters.h.
8324 (Parameters::set_target): Rewrite.
8325 (Parameters::set_target_once): New function.
8326 (Parameters::clear_target): Move here and rewrite.
8327 * parameters.h (class Parameters): Update declarations. Add
8328 set_parameters_target_once_ field.
8329 (Parameters::Parameters): Move to parameters.cc.
8330 (Parameters::clear_target): Likewise.
8331 * readsyms.cc (Read_symbols::do_group): Create a Start_group
8333 (Start_group::~Start_group): New function.
8334 (Start_group::is_runnable): New function.
8335 (Start_group::locks, Start_group::run): New functions.
8336 (Finish_group::run): Change saw_undefined to size_t.
8337 * readsyms.h (class Start_group): Define.
8338 (class Finish_group): Change saw_undefined_ field to size_t.
8339 (Finish_group::Finish_group): Remove saw_undefined and
8340 this_blocker parameters. Change all callers.
8341 (Finish_group::set_saw_undefined): New function.
8342 (Finish_group::set_blocker): New function.
8343 * symtab.h (class Symbol_table): Change saw_undefined to return
8344 size_t. Change saw_undefined_ field to size_t.
8345 * target-select.cc (Set_target_once::do_run_once): New function.
8346 (Target_selector::Target_selector): Initialize set_target_once_
8347 field. Don't initialize lock_ and initialize_lock_ fields.
8348 (Target_selector::instantiate_target): Rewrite.
8349 (Target_selector::set_target): New function.
8350 * target-select.h (class Set_target_once): Define.
8351 (class Target_selector): Update declarations. Make
8352 Set_target_once a friend. Remove lock_ and initialize_lock_
8353 fields. Add set_target_once_ field.
8355 2010-02-10 Ian Lance Taylor <iant@google.com>
8357 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
8359 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
8360 (queue_middle_tasks): Add all blockers before queueing any tasks.
8361 (queue_final_tasks): Likewise.
8362 * token.h (Task_token::add_blockers): New function.
8363 * object.h (Input_objects::number_of_relobjs): New function.
8365 2010-02-10 Ian Lance Taylor <iant@google.com>
8367 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
8368 shared, not if not position independent.
8369 * x86_64.cc (Relocate::relocate_tls): Likewise.
8370 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
8371 (tls_pie_pic_test): New target.
8372 * testsuite/Makefile.in: Rebuild.
8374 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
8375 (tls_test_main_pie.o, tls_test_pie.o): New targets.
8376 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
8377 * testsuite/Makefile.in: Rebuild.
8379 2010-02-09 David S. Miller <davem@davemloft.net>
8381 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
8382 R_SPARC_RELATIVE using ->add_local_relative().
8383 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
8385 * output.h (Output_data_dynamic::add_section_size): New method
8386 that takes two Output_data objects.
8387 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
8388 entry param. Handle it in initializers.
8389 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
8390 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
8391 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
8393 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
8394 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
8395 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
8396 for dynrel_includes_plt.
8397 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8398 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8399 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
8401 (Target_sparc::do_finalize_sections): Update to pass true for
8402 dynrel_includes_plt.
8403 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
8404 output before .rela.plt
8405 (Target_powerpc::do_finalize_sections): Update to pass true for
8406 dynrel_includes_plt when 32-bit.
8408 2010-02-08 Doug Kwan <dougkwan@google.com>
8410 * arm.cc (Arm_relobj::simple_input_section_output_address): New
8412 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
8413 Arm_relobj::scan_section_for_cortex_a8_stubs,
8414 Arm_relobj::do_relocation_section): Instead of calling
8415 Output_section::output_address, use faster
8416 Arm_relobj::simple_input_section_output_address.
8418 2010-02-08 David S. Miller <davem@davemloft.net>
8420 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
8421 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
8422 relocation helper function.
8424 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
8425 just like R_SPARC_GOT{10,13,22}.
8426 (Target_sparc::Scan::local): Likewise.
8427 (Target_sparc::Relocate:relocate): Likewise.
8429 2010-02-06 Ian Lance Taylor <iant@google.com>
8431 * configure.ac: Rewrite targetobjs duplicate removal code to use
8432 only shell constructs.
8433 * configure: Rebuild.
8435 2010-02-05 Doug Kwan <dougkwan@google.com>
8438 * arm.cc (Arm_relobj::section_is_scannable): New method.
8439 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
8440 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
8442 2010-02-04 Doug Kwan <dougkwan@google.com>
8445 * arm-reloc-property.cc (cstdio): Include.
8446 * configure.ac (targetobjs): Remove duplicates.
8447 * configure: Regenerate.
8448 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
8449 big and little endian version for a given address size.
8451 2010-02-03 Doug Kwan <dougkwan@google.com>
8453 * arm-reloc-property.cc
8454 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8456 * arm-reloc-property.h
8457 (Arm_reloc_property_table::get_implemented_static_reloc_property):
8458 New method definition.
8459 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8461 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
8463 (GOT_PREL): Change implemented to Y.
8464 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
8465 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
8466 (Arm_relocate_functions::movw_abs_nc): Remove method.
8467 (Arm_relocate_functions::movt_abs): Ditto.
8468 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
8469 (Arm_relocate_functions::thm_movt_abs): Ditto.
8470 (Arm_relocate_functions::movw_rel_nc): Ditto.
8471 (Arm_relocate_functions::movw_rel): Ditto.
8472 (Arm_relocate_functions::movt_rel): Ditto.
8473 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
8474 (Arm_relocate_functions:thm_movw_rel): Ditto.
8475 (Arm_relocate_functions:thm_movt_rel): Ditto.
8476 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
8477 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
8478 New method definitions.
8479 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
8480 (Arm_relocation_functions::arm_grp_ldr): Ditto.
8481 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
8482 (Arm_relocation_functions::arm_grp_ldc): Ditto.
8483 (Target_arm::Relocate::relocate): Check for non-static or
8484 unimplemented relocation code and exit early. Change calls to
8485 Target_arm::reloc_uses_thumb_bit and
8486 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
8487 instead. Refactor code to handle similar relocations to increase
8488 code sharing. Remove check for unsupported relocation code in switch
8490 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
8491 relocation property table to find out size. Change error message to
8492 print out the name of a relocation code instead of the numeric value.
8493 (Target_arm::scan_reloc_for_stub): Use relocation property table
8494 instead of calling Target_arm::reloc_uses_thumb_bit().
8496 2010-02-02 Doug Kwan <dougkwan@google.com>
8498 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
8499 types of relaxed input section.
8501 2010-02-02 Doug Kwan <dougkwan@google.com>
8503 * Makefile.am (HFILES): Add arm-reloc-property.h.
8505 (TARGETSOURCES): Add arm-reloc-property.cc
8506 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
8507 (libgold_a_SOURCES): $(DEFFILES)
8508 * Makefile.in: Regenerate.
8509 * arm-reloc-property.cc: New file.
8510 * arm-reloc-property.h: New file.
8511 * arm-reloc.def: New file.
8512 * arm.cc: Update comments.
8513 (arm-reloc-property.h): New included header.
8514 (arm_reloc_property_table): New global variable.
8515 (Target_arm::do_select_as_default_target): New method definition.
8516 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
8517 arm-reloc-property to targ_extra_obj.
8518 * parameters.cc (set_parameters_target): Call
8519 Target::select_as_default_target().
8520 * target.h (Target::select_as_default_target): New method definition.
8521 (Target::do_select_as_default_target): Same.
8523 2010-02-01 Doug Kwan <dougkwan@google.com>
8525 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
8526 first_output_text_section_.
8527 (Arm_exidx_fixup::first_output_text_section): New method definition.
8528 (Arm_exidx_fixup::first_output_text_section_): New data member.
8529 (Arm_exidx_fixup::process_exidx_section): Record the first text
8530 output section seen.
8531 (Arm_output_section::fix_exidx_coverage): Set correct linked section
8532 and entsize in output section header.
8534 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8536 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
8537 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
8538 (Arm_relocate_functions::thm_alu11): New Method.
8539 (Arm_relocate_functions::thm_pc8): New Method.
8540 (Arm_relocate_functions::thm_pc12): New Method.
8541 (Target_arm::Scan::local): Handle the relocations.
8542 (Target_arm::Scan::global): Likewise.
8543 (Target_arm::Relocate::relocate): Likewise.
8544 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8546 2010-01-29 Doug Kwan <dougkwan@google.com>
8548 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
8549 of relocation types as ld.
8551 2010-01-29 Doug Kwan <dougkwan@google.com>
8553 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
8555 (Arm_relocate_functions::thumb_branch_common): Ditto.
8556 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
8557 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
8558 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
8559 Arm_relocate_functions::jump24): Remove.
8560 (Target_arm::Relocate::relocate): Adjust code to call
8561 Arm_relocation_functions::arm_branch_common and
8562 Arm_relocation_functions::thumb_branch_common instead of their removed
8563 wrappers. Merge switch-cases together to reduce source code size.
8565 2010-01-29 Doug Kwan <dougkwan@google.com>
8567 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
8568 output_local_symbol_count_needs_update_.
8569 (Arm_relobj::output_local_symbol_count_needs_update,
8570 Arm_relobj::set_output_local_symbol_count_needs_update,
8571 Arm_relobj::update_output_local_symbol_count): New methods.
8572 (Arm_relobj::output_local_symbol_count_needs_update_): New data
8574 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
8575 of pointed function as in a R_ARM_PREL31 relocation.
8576 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
8577 for output local symbol count updating.
8578 (Target_arm::do_relax): Update output local symbol counts in objects
8580 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
8582 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8584 * arm.cc: Added support for the ARM relocations:
8585 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
8586 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
8587 (Arm_relocate_functions::movw_rel_nc): Renamed (was
8589 (Arm_relocate_functions::movw_rel): New method.
8590 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
8591 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
8593 (Arm_relocate_functions::thm_movw_rel): New method.
8594 (Arm_relocate_functions::thm_movt_rel): Renamed (was
8596 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
8598 (Target_arm::Scan::global): Likewise.
8599 (Target_arm::Relocate::relocate): Likewise.
8600 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8603 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8605 * arm.cc: Added support for ARM group relocations.
8606 (Target_arm::reloc_needs_sym_origin): New method.
8607 (Arm_relocate_functions::calc_grp_kn): New method.
8608 (Arm_relocate_functions::calc_grp_residual): New method.
8609 (Arm_relocate_functions::calc_grp_gn): New method.
8610 (Arm_relocate_functions::arm_grp_alu): New Method.
8611 (Arm_relocate_functions::arm_grp_ldr): New Method.
8612 (Arm_relocate_functions::arm_grp_ldrs): New Method.
8613 (Arm_relocate_functions::arm_grp_ldc): New Method.
8614 (Target_arm::Scan::local): Handle the ARM group relocations.
8615 (Target_arm::Scan::global): Likewise.
8616 (Target_arm::Relocate::relocate): Likewise.
8617 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8620 2010-01-26 Doug Kwan <dougkwan@google.com>
8622 * arm.cc (set): Include.
8623 (class Arm_exidx_fixup): Change type of last_input_section_ to const
8625 (Arm_output_section::Text_section_list): New type.
8626 (Arm_output_section::append_text_sections_to_list): New method.
8627 (Arm_output_section::fix_exidx_coverage): Ditto.
8628 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
8629 (Arm_relobj::convert_input_section_to_relaxed_section): Use
8630 Relobj::set_section_offset() instead of
8631 Sized_relobj::invalidate_section_offset().
8632 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
8633 parameter for section headers. Ignore relocation sections for
8634 unallocated sections and EXIDX sections.
8635 (Target_arm::fix_exidx_coverage): New method.
8636 (Target_arm::output_section_address_less_than): New type.
8637 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
8638 linked text section instead of the EXIDX section.
8639 (Arm_output_section::create_stub_group): Add an assertion to check
8640 that this is not an EXIDX output section.
8641 (Arm_output_section::append_text_sections_to_list): New method.
8642 (Arm_output_section::fix_exidx_coverage): Ditto.
8643 (Arm_relobj::scan_sections_for_stubs): Adjust call to
8644 Arm_relobj::section_needs_reloc_stub_scanning.
8645 (Target_arm::do_relax): Fix EXIDX output section coverage in the
8647 (Target_arm::fix_exidx_coverage): New method.
8648 * object.h (Relobj::set_output_section): New method.
8649 (Sized_relobj::invalidate_section_offset): Remove method.
8650 (Sized_relobj::do_invalidate_section_offset): Remove method.
8651 (Sized_relobj::do_set_section_offset): Handle offset value -1.
8653 2010-01-25 Doug Kwan <dougkwan@google.com>
8655 * arm.cc (Arm_exidx_merged_section::do_output_offset):
8656 Fix warning due to signed and unsigned comparison on a 32-bit host.
8658 2010-01-22 Doug Kwan <dougkwan@google.com>
8660 * arm.cc (Target_arm::do_relax): Record an output section for section
8661 offset adjustment it contains any stub table that has changed.
8662 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
8663 offsets in an output section if necessary.
8664 * output.cc (Output_section::Output_section): Initialize
8665 section_offsets_need_adjustments_.
8666 (Output_section::add_input_section_for_script): Renamed to
8667 Output_section::add_simple_input_section.
8668 (Output_section::save_states): Add a comment.
8669 (Output_section::discard_states): New method defintion.
8670 (Output_section::adjust_section_offsets): Same.
8671 * output.h (Output_section::add_input_section_for_script): Renamed to
8672 Output_section::add_simple_input_section.
8673 (Output_section::discard_states): New method declaration.
8674 (Output_section::adjust_section_offsets): Same.
8675 (Output_section::section_offsets_need_adjustment,
8676 Output_section::set_section_offsets_need_adjustment): New method
8678 (Output_section::section_offsets_need_adjustment_): New data member.
8679 * script-sections.cc
8680 (Output_section_element_input::set_section_address): Adjust code for
8681 renaming of Output_section::add_input_section_for_script.
8682 (Orphan_output_section::set_section_address): Same.
8684 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8686 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
8687 Fix_v4bx enum values .
8688 * gold/options.h (General_options): New option definitions.
8689 (General_options::fix_v4bx): New method.
8690 (General_options::Fix_v4bx): New enum.
8691 * gold/options.cc (General_options::parse_fix_v4bx): New method.
8692 (General_options::parse_fix_v4bx_interworking): New method.
8694 2010-01-22 Doug Kwan <dougkwan@google.com>
8696 * arm.cc (Arm_exidx_fixup): New class.
8698 2010-01-21 Doug Kwan <dougkwan@google.com>
8700 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
8702 (Arm_exidx_section_offset_map): New type.
8704 2010-01-21 Doug Kwan <dougkwan@google.com>
8706 * arm.cc (Arm_exidx_input_section): New class.
8707 (Arm_relobj::exidx_input_section_by_link,
8708 Arm_relobj::exidx_input_section_by_shndx,
8709 Arm_relobj::make_exidx_input_section): New methods.
8710 (read_arm_attributes_section): Remove.
8711 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
8712 information about them.
8713 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
8716 2010-01-20 Doug Kwan <dougkwan@google.com>
8718 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
8719 Input_section_specifier to Section_id.
8720 (Target_arm::new_arm_input_section: Adjust code for change of key
8722 (Target_arm::find_arm_input_section): Ditto.
8723 * gc.h (object.h): Include for Section_id nand Section_id_hash.
8724 (Section_id): Remove.
8725 (Garbage_collection::Section_id_hash): Remove.
8726 * icf.h (object.h): Include for Section_id nand Section_id_hash.
8727 (Section_id): Remove.
8728 (Icf::Section_id_hash): Remove.
8729 * object.h (Section_id, Const_section_id, Section_id_hash,
8730 Const_section_id_hash): New type definitions.
8731 * output.cc (Output_section::add_relaxed_input_section): Change to
8732 use Const_section_id instead of Input_section_specifier as key type.
8733 (Output_section::add_merge_input_section): Ditto.
8734 (Output_section::build_relaxation_map): Change to use Section_id
8735 instead of Input_section_specifier as key type.
8736 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8738 (Output_section::convert_input_sections_to_relaxed_sections): Change
8739 to use Const_section_id instead of Input_section_specifier as key type.
8740 (Output_section::find_merge_section): Ditto.
8741 (Output_section::find_relaxed_input_section): Ditto.
8742 * output.h (Input_section_specifier): Remove class.
8743 (Output_section::Output_section_data_by_input_section_map): Change
8744 key type to Const_section_id.
8745 (Output_section::Output_relaxed_input_section_by_input_section_map):
8747 (Output_section::Relaxation_map): Change key type to Section_id.
8749 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8751 * gold/arm.cc: Added support for R_ARM_V4BX relocation
8752 (class Arm_v4bx_stub): New class.
8753 (DEF_STUBS): Updated definition to support v4_veneer_bx.
8754 (Stub_factory::make_arm_v4bx_stub): New method.
8755 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
8756 (Stub_table::empty): Handle v4bx stubs.
8757 (Stub_table::add_arm_v4bx_stub): New method.
8758 (Stub_table::find_arm_v4bx_stub): New method.
8759 (Arm_relocate_functions::v4bx): New method.
8760 (Target_arm::fix_v4bx): New method.
8761 (Target_arm::Target_arm): Handle R_ARM_V4BX.
8762 (Stub_table::relocate_stubs): Likewise.
8763 (Stub_table::do_write): Likewise.
8764 (Stub_table::update_data_size_and_addralign): Likewise.
8765 (Stub_table::finalize_stubs): Likewise.
8766 (Target_arm::Scan::local): Likewise.
8767 (Target_arm::Scan::global): Likewise.
8768 (Target_arm::do_finalize_sections): Likewise.
8769 (Target_arm::Relocate::relocate): Likewise.
8770 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8772 (Target_arm::scan_reloc_for_stub): Likewise.
8773 (Target_arm::scan_reloc_section_for_stubs): Likewise.
8775 2010-01-19 Ian Lance Taylor <iant@google.com>
8777 * output.cc (Output_section_headers::do_sized_write): Write large
8778 segment count to sh_info field.
8779 (Output_file_header::do_sized_write): For large segment count,
8780 write PN_XNUM to e_phnum field.
8782 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8784 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
8785 (Arm_relocate_functions::thm_jump8): New function.
8786 (Arm_relocate_functions::thm_jump11): New function.
8787 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
8789 (Target_arm::Scan::global): Likewise.
8790 (Target_arm::Relocate::relocate): Likewise.
8791 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8794 2010-01-14 Doug Kwan <dougkwan@google.com>
8796 * arm.cc (map, utility): Include headers.
8797 (Target_arm::apply_cortex_a8_workaround): New method.
8798 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
8799 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
8800 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
8801 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
8802 the --[no-]fix-cortex-a8 command line options.
8803 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
8804 (Target_arm::relocate_stub): Use addend in instruction template.
8805 * options.h (DEFINE_bool): Set the user-set flag.
8806 (General_options): Add --[no-]-fix-cortex options.
8807 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
8808 : Update fast look-up map after conversion.
8810 2010-01-14 Sriraman Tallam <tmsriram@google.com>
8812 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
8813 in the first pass of do_layout.
8815 2010-01-13 Doug Kwan <dougkwan@google.com>
8817 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
8818 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
8819 apparent compiler problem of not folding static constant integral
8820 data members of elfcpp::Elf_sizes<32>.
8822 2010-01-13 Doug Kwan <dougkwan@google.com>
8824 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
8825 Arm_relobj::section_needs_cortex_a8_stub_scanning,
8826 Arm_relobj::scan_section_for_cortex_a8_erratum,
8827 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
8828 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
8829 sections to scan for relocation stubs into a new method
8830 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
8831 relocation and Cortex-A8 stub scanning.
8832 (Target_arm::do_relax): Force stubs to be after stubbed sections
8833 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
8834 the beginning of a new relaxation pass. Update a comment.
8835 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
8837 2010-01-12 Ian Lance Taylor <iant@google.com>
8839 * target-reloc.h (visibility_error): New inline function.
8840 (relocate_section): Call visibility_error.
8841 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
8842 (MOSTLYCLEANFILES): Likewise.
8843 (protected_4_pic.o, protected_3.err): New targets.
8844 * testsuite/protected_4.cc: New file.
8846 2010-01-12 Doug Kwan <dougkwan@google.com>
8848 * arm.cc (Cortex_a8_reloc): New class.
8849 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
8850 and cortex_a8_relocs_info_.
8851 (Target_arm::fix_cortex_a8): New method definition.
8852 (Target_arm::Cortex_a8_relocs_info): New type.
8853 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
8854 New data member declarations.
8855 (Target_arm::scan_reloc_for_stub): Record information about
8856 relocations for THUMB branches that might be exempted from the
8857 Cortex-A8 workaround.
8858 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
8859 at the beginning of a relaxation pass.
8861 2010-01-12 Doug Kwan <dougkwan@google.com>
8863 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
8864 (Arm_relobj::Mapping_symbol_position,
8865 Arm_reloj::Mapping_symbol_position_less,
8866 Arm_relobj::Mapping_symbols_info): New types.
8867 (Target_arm::is_mapping_symbol_name): New method definition.
8868 (Arm_relobj::do_count_local_symbols): Save information about mapping
8871 2010-01-11 Doug Kwan <dougkwan@google.com>
8873 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
8874 Arm_relocate_functions::thumb32_branch_upper,
8875 Arm_relocate_functions::thumb32_branch_lower,
8876 Arm_relocate_functions::thumb32_cond_branch_offset,
8877 Arm_relocate_functions::thumb32_cond_branch_upper,
8878 Arm_relocate_functions::thumb32_cond_branch_lower,
8879 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
8880 branch offset encoding.
8881 (Arm_relocate_functions::thumb_branch_common): Use new branch
8882 offset encoding methods to avoid code duplication.
8883 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
8884 (Stub_addend_reader::operator()): Use new branch encoding method
8885 to avoid code duplication.
8887 2010-01-11 Doug Kwan <dougkwan@google.com>
8889 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
8890 (Target_arm::do_finalize_sections): Define special EXIDX section
8891 symbols only if referenced.
8892 * gc.h (Garbage_collection::add_reference): New method.
8893 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
8896 2010-01-11 Ian Lance Taylor <iant@google.com>
8898 * script.cc (Version_script_info::build_expression_list_lookup):
8899 Change complaing about duplicate wildcard match from error to
8902 * script.cc (class Lazy_demangler): Recreate--revert part of patch
8904 (Version_script_info::Version_script_info): Initialize globs_,
8905 default_version_, default_is_global_, and exact_. Don't
8906 initialize globals_ or locals_.
8907 (Version_script_info::build_lookup_tables): Build local symbols
8909 (Version_script_info::unquote): New function.
8910 (Version_script_info::add_exact_match): New function.
8911 (Version_script_info::build_expression_list_lookup): Remove lookup
8912 parameter. Add is_global parameter. Change all callers. Handle
8913 wildcard pattern specially. Unquote pattern. Call
8915 (Version_script_info::get_name_to_match): New function.
8916 (Version_script_info::get_symbol_version): New function.
8917 (Version_script_info::get_symbol_version_helper): Remove.
8918 (Version_script_info::check_unmatched_names): Call unquote.
8919 * script.h (class Version_script_info): Change get_symbol_version
8920 to be non-inline and add is_global parameter; change all callers.
8921 Rewrite symbol_is_local. Update declarations. Define struct
8922 Version_tree_match, Exact, Globs. Don't define struct Lookup.
8923 Remove globals_ and locals_ members. Add exact_, globs_,
8924 default_version_, is_global_.
8925 (Version_script_info::Glob): Remove pattern, add expression and
8926 is_global. Update constructor. Change all callers.
8927 * dynobj.cc (Versions::finalize): Mark the version symbol as the
8929 (Versions::symbol_section_contents): If a symbol is undefined, or
8930 defined in a dynamic object, set the version index to
8932 * symtab.cc (Symbol_table::add_from_relobj): Don't call
8934 (Symbol_table::add_from_pluginobj): Likewise.
8935 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
8937 2010-01-11 Doug Kwan <dougkwan@google.com>
8939 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
8940 (incremental_dump_LDADD): Add linking option for libintl.
8941 * Makefile.in: Regenerate.
8943 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
8946 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
8948 * testsuite/Makefile.in: Regenerated.
8950 2010-01-10 Doug Kwan <dougkwan@google.com>
8952 * options.h (DEFINE_var): Use parentheses around argument varname__
8953 in macro body to avoid any unintended subsequent substitutions.
8955 2010-01-10 Ian Lance Taylor <iant@google.com>
8957 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
8958 candidates before doing symbol resolution.
8960 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
8961 ODR candidates if only one is weak.
8963 2010-01-08 Ian Lance Taylor <iant@google.com>
8965 * script.cc (Version_script_info::build_expression_list_lookup):
8966 Don't warn about ambiguous version, just record the ambiguity.
8967 (Version_script_info::get_symbol_version_helper): Give error if
8968 version is ambiguous.
8970 2010-01-08 Doug Kwan <dougkwan@google.com>
8972 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
8973 prev_data_size_ and prev_addralign_. Remove initializer for
8974 deleted data member has_been_changed_.
8975 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
8976 to determine if the table is empty.
8977 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
8979 (Stub_table::add_reloc_stub): Define method in class definition
8980 instead of just declaring it there.
8981 (Stub_table::add_cortex_a8_stub): New method definition.
8982 (Stub_table::update_data_size_and_addralign): Ditto.
8983 (Stub_table::finalize_stubs): Ditto.
8984 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
8985 (Stub_table::do_addralign_): Return address alignment in the
8986 (Stub_table::do_reset_address_and_file_offset): Define method in
8987 class definition instead of declaring it there. Set current data
8988 size to be the data size of the previous pass.
8989 (Stub_table::set_final_data_size): Use current data size as the
8991 (Stub_table::relocate_stub): Change parameter type of stub from
8992 Reloc_stub pointer to Stub pointer.
8993 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
8994 (Stub_table::Cortex_a8_stub_list): New typedef.
8995 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
8996 Stub_table::prev_addralign_): New data member.
8997 (Arm_relobj::Arm_relobj): Initialize data member
8998 section_has_cortex_a8_workaround_.
8999 (Arm_relobj::section_has_cortex_a8_workaround,
9000 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
9002 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
9004 (Target_arm::relocate_stub): Change parameter type of stub from
9005 Reloc_stub pointer to Stub pointer.
9006 (Insn_template::size, Insn_template::alignment): Handle
9007 THUMB16_SPECIAL_TYPE.
9008 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
9009 Stub_table::update_data_size_and_addralign,
9010 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
9012 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
9013 (Stub_table::do_write): Ditto.
9014 (Target_arm::do_relax): Adjust code for changes in Stub_table.
9016 2010-01-08 Ian Lance Taylor <iant@google.com>
9019 * symtab.h (class Symbol): Remove fields is_target_special_ and
9020 has_plt_offset_. Add field is_defined_in_discarded_section_.
9021 (Symbol::is_defined_in_discarded_section): New function.
9022 (Symbol::set_is_defined_in_discarded_section): New function.
9023 (Symbol::has_plt_offset): Rewrite.
9024 (Symbol::set_plt_offset): Verify that new offset is not -1U.
9025 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
9026 Don't initialize is_target_special_ or has_plt_offset_.
9027 Initialize is_defined_in_discarded_section_.
9028 (Symbol_table::add_from_relobj): If appropriate, set
9029 is_defined_in_discarded_section.
9030 * resolve.cc (Symbol::override_base_with_special): Don't test
9031 is_target_special_. Change has_plt_offset_ to has_plt_offset().
9032 * target-reloc.h (relocate_section): Do special handling for
9033 symbols defined in discarded sections for global symbols as well
9036 2010-01-08 Ian Lance Taylor <iant@google.com>
9038 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
9039 the SHT_SYMTAB case.
9041 2010-01-08 Ian Lance Taylor <iant@google.com>
9043 * object.cc (Sized_relobj::do_layout): Don't get confused if
9044 layout_eh_frame returns NULL.
9046 2010-01-08 Ian Lance Taylor <iant@google.com>
9049 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
9050 dynamic symbol table, use the normal symbol table.
9051 (Sized_dynobj::do_read_symbols): Remove assertion about type of
9054 2010-01-08 Ian Lance Taylor <iant@google.com>
9057 * layout.cc (Layout::include_section): Remove .gnu_debuglink
9060 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
9062 * version.cc (print_version): Change to "Copyright 2010".
9064 2010-01-08 Ian Lance Taylor <iant@google.com>
9068 * i386.cc (class Target_i386): Change return type of plt_section
9070 (class Output_data_plt_i386): Add tls_desc_rel_ field.
9071 (Output_data_plt_i386::Output_data_plt_i386): Initialize
9072 tls_desc_rel_ field.
9073 (Output_data_plt_i386::rel_tls_desc): New function.
9074 (Target_i386::rel_tls_desc_section): New function.
9075 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
9076 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
9077 R_386_TLS_DESC reloc in rel_tls_desc_section.
9078 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
9079 Define struct Tlsdesc_info.
9080 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
9081 (Target_x86_64::do_reloc_symbol_index): New function.
9082 (Target_x86_64::add_tlsdesc_info): New function.
9083 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
9084 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
9086 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
9088 (Output_data_plt_x86_64::rela_tlsdesc): New function.
9089 (Target_x86_64::rela_tlsdesc_section): New function.
9090 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
9092 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
9093 (Target_x86_64::do_reloc_addend): New function.
9094 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
9095 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
9096 declarations. Define TARGET_CODE. Add arg field to u1_ union.
9097 (Output_reloc::type): New function.
9098 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
9099 (Output_reloc::is_target_specific): New function.
9100 (Output_reloc::target_arg): New function.
9101 (class Output_reloc) [SHT_RELA]: Add four new constructors for
9102 absolute relocs and target specific relocs.
9103 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
9104 add_target_specific.
9105 (class Output_data_reloc) [SHT_RELA]: Likewise.
9106 * output.cc (Output_reloc::Output_reloc): Add four new versions
9107 for absolute relocs and target specific relocs.
9108 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
9109 (Output_reloc::get_symbol_index): Likewise.
9110 (Output_reloc::local_section_offset): Check that local_sym_index_
9111 is not TARGET_CODE or 0.
9112 (Output_reloc::symbol_value): Likewise.
9113 (Output_reloc::write) [SHT_RELA]: Call target for target specific
9115 * target.h (class Target): Add reloc_symbol_index and reloc_addend
9116 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
9118 * layout.cc (add_target_dynamic_tags): Use output section for
9119 DT_PLTRELSZ and DT_JMPREL.
9121 2010-01-07 Ian Lance Taylor <iant@google.com>
9124 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
9126 (class Output_data_reloc_generic): Define.
9127 (class Output_data_reloc_base): Change base class to
9128 Output_data_reloc_generic. Change add() method to call
9129 bump_relative_reloc_count for a relative reloc. Remove
9131 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
9133 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
9134 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
9136 * layout.h (class Layout): Update declaration.
9138 2010-01-07 Ian Lance Taylor <iant@google.com>
9140 * output.h (class Output_data): Add const version of
9141 output_section and do_output_section.
9142 (class Output_section_data): Add const version of
9144 (class Output_section): Likewise.
9145 * layout.cc (Layout::add_target_dynamic_tags): New function.
9146 * layout.h (class Layout): Update declarations.
9147 * arm.cc (Target_arm::do_finalize_sections): Use
9148 add_target_dynamic_tags.
9149 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9150 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9151 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9152 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9154 2010-01-07 Ian Lance Taylor <iant@google.com>
9157 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
9160 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9161 Ian Lance Taylor <iant@google.com>
9164 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
9165 Xindex::read_symtab_xindex.
9167 2010-01-07 Doug Kwan <dougkwan@google.com>
9169 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
9170 (Insn_template::thumb16_bcond_insn): New method declaration.
9171 (Insn_template): Fix spelling.
9172 (Stub::thumb16_special): New method declaration.
9173 (Stub::do_write): Define virtual method which was previously pure
9175 (Stub::do_thumb16_special): New method declaration.
9176 (Stub::do_fixed_endian_write): New template member.
9177 (Reloc_stub::do_write): Remove.
9178 (Reloc_stub::do_fixed_endian_write): Remove.
9179 (Cortex_a8_stub): New class definition.
9180 (Stub_factory::make_cortex_a8_stub): New method definition.
9181 (Stub_factory::Stub_factory): Add missing static storage class
9182 qualifier for elf32_arm_stub_a8_veneer_blx.
9184 2010-01-07 Ian Lance Taylor <iant@google.com>
9187 * options.h (class General_options): Add --warn-unresolved-symbols
9188 and --error-unresolved-symbols.
9189 * errors.cc (Errors::undefined_symbol): Implement
9190 --warn-unresolved-symbols.
9192 * options.h (class General_options): Add -z text and -z textoff.
9193 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
9195 2010-01-06 Sriraman Tallam <tmsriram@google.com>
9197 * gc.h (Garbage_collection::Cident_section_map): New typedef.
9198 (Garbage_collection::cident_sections): New function.
9199 (Garbage_collection::add_cident_section): New function.
9200 (Garbage_collection::cident_sections_): New member.
9201 (gc_process_relocs): Add references to sections whose names are C
9203 * gold.h (cident_section_start_prefix): New constant.
9204 (cident_section_stop_prefix): New constant.
9205 (is_cident): New function.
9206 * layout.cc (Layout::define_section_symbols): Replace string constants
9207 with the newly defined constants.
9208 * object.cc (Sized_relobj::do_layout): Track sections whose names are
9210 * testsuite/Makefile.am: Add gc_orphan_section_test.
9211 * testsuite/Makefile.in: Regenerate.
9212 * testsuite/gc_orphan_section_test.cc: New file.
9213 * testsuite/gc_orphan_section_test.sh: New file.
9215 2010-01-06 Ian Lance Taylor <iant@google.com>
9218 * options.h (class General_options): Add --warn-shared-textrel.
9219 * layout.cc (Layout::finish_dynamic_section): Implement
9220 --warn-shared-textrel.
9223 * options.h (class General_options): Add --warn-multiple-gp.
9225 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9227 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
9228 $(THREADSLIB) and $(LIBDL).
9229 * Makefile.in: Rebuild.
9231 2010-01-06 Ian Lance Taylor <iant@google.com>
9234 * options.cc (General_options::parse_section_start): New function.
9235 (General_options::section_start): New function.
9236 (General_options::General_options): Initialize all members.
9237 * options.h: Include <map>
9238 (class General_options): Add --section-start. Add section_starts_
9240 * layout.cc (Layout::attach_allocated_section_to_segment): If
9241 --section-start was used, set the address of the segment. Remove
9242 local sort_sections.
9243 (Layout::relaxation_loop_body): If the address of the load segment
9244 has been set by --section-start, don't use it.
9245 * output.h (Output_segment::update_flags_for_output_section): New
9247 * output.cc (Output_segment::add_output_section): Call
9248 update_flags_for_output_section.
9250 2010-01-05 Ian Lance Taylor <iant@google.com>
9253 * options.h (class General_options): Add --undefined-version.
9254 * script.cc (struct Version_expression): Add was_matched_by_symbol
9256 (Version_script_info::matched_symbol): New function.
9257 (Version_script_info::get_symbol_version_helper): Call
9259 (Version_script_info::check_unmatched_names): New function.
9260 * script.h (class Version_script_info): Update declarations.
9261 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
9263 * options.h (class General_options): Use DEFINE_bool_alias for
9264 allow_multiple_definition.
9265 * resolve.cc (Symbol_table::should_override): Don't test
9266 allow_multiple_definition.
9269 * options.h (class General_options): Add --cref.
9270 * main.cc (main): Print cref table if --cref. Don't close mapfile
9271 until after printing cref table.
9272 * cref.cc: Include "symtab.h".
9273 (class Cref_inputs): Define Cref_table_compare and Cref_table.
9274 (Cref_table_compare::operator()): New function.
9275 (Cref_inputs::gather_cref): New function.
9276 (filecol): New static const.
9277 (Cref_inputs::print_cref): New function.
9278 (Cref::print_cref): New function.
9279 * cref.h: Include <cstdio>.
9280 (class Cref): Update declarations.
9281 * mapfile.h (Mapfile::file): New function.
9282 * object.h (class Object): Define Symbols. Declare virtual
9283 do_get_global_symbols.
9284 (Object::get_global_symbols): New function.
9285 * object.cc (Input_objects::add_object): Pass object to cref_ if
9287 (Input_objects::archive_start): Likewise.
9288 (Input_objects::archive_stop): Likewise.
9289 (Input_objects::print_cref): New function.
9290 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
9291 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
9293 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
9295 * plugin.h (class Sized_pluginobj): Update declarations.
9297 2010-01-05 Ian Lance Taylor <iant@google.com>
9299 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
9300 to is_default_version. Rename insdef to insdefault.
9301 (Symbol_table::add_from_relobj): Rename def to is_default_version
9302 and local to is_forced_local.
9303 (Symbol_table::add_from_pluginobj): Likewise.
9304 (Symbol_table::add_from_dynobj): Likewise.
9305 (Symbol_table::define_special_symbol): Rename insdef to
9308 2010-01-04 Ian Lance Taylor <iant@google.com>
9311 * options.h (class General_options): Add
9312 --allow-multiple-definition and -z muldefs.
9313 * resolve.cc (Symbol_table::should_override): Don't warn about a
9314 multiple symbol definition if --allow-multiple-definition or -z
9318 * options.h (class General_options): Add --add-needed and
9319 --copy-dt-needed-entries. Tweak --as-needed help entry.
9320 * object.cc (Input_objects::check_dynamic_dependencies): Give an
9321 error if --copy-dt-needed-entries aka --add-needed is used and
9322 would cause a change in behaviour.
9325 * options.h (class General_options): Add -G as a short version of
9326 --shared. Add no-op options -assert, -g, and -i.
9328 2010-01-04 Sriraman Tallam <tmsriram@google.com>
9330 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
9331 check for .text or .gnu.linkonce.t sections.
9332 * icf.cc (Icf::find_identical_sections): Ditto.
9333 Change the detection for mangled function name within the section
9335 * icf.h (is_section_foldable_candidate): New function.
9337 2009-12-30 Ian Lance Taylor <iant@google.com>
9340 * options.h (class General_options): Permit two dashes with
9341 --retain-symbols-file.
9343 2009-12-30 Ian Lance Taylor <iant@google.com>
9346 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
9347 don't put the file header and segment headers in the text
9351 * common.cc (Sort_commons::operator()): Stabilize sort when both
9353 (Symbol_table::do_allocate_commons_list): When allocating common
9354 symbols, skip a symbol which is no longer common.
9355 * symtab.h (Symbol::is_common): Test whether the symbol comes from
9356 an object before checking its type.
9357 * testsuite/common_test_2.c: New file.
9358 * testsuite/common_test_3.c: New file.
9359 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
9360 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
9361 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
9362 (common_test_2_pic.o, common_test_2.so): New targets.
9363 (common_test_3_pic.o, common_test_3.so): New targets.
9364 * testsuite/Makefile.in: Rebuild.
9367 * script.cc (read_input_script): If we see a new SECTIONS clause,
9368 and we have added an input section, give an error.
9369 * layout.h (class Layout): Add have_added_input_section function.
9370 Add have_added_input_section_ field.
9371 * layout.cc (Layout::Layout): Initialize
9372 have_added_input_section_.
9373 (Layout::layout): Set have_added_input_section_.
9374 (Layout::layout_eh_frame): Likewise.
9376 2009-12-30 Ian Lance Taylor <iant@google.com>
9379 * options.h (class General_options): Add --sort-common option.
9380 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
9381 * common.cc (Sort_common): Add sort_order parameter to
9382 constructor. Add sort_order_ field.
9383 (Sort_commons::operator): Check sort_order_.
9384 (Symbol_table::allocate_commons): Determine the sort order.
9385 (Symbol_table::do_allocate_commons): Add sort_order parameter.
9387 (Symbol_table::do_allocate_commons_list): Likewise.
9389 2009-12-30 Ian Lance Taylor <iant@google.com>
9392 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
9393 symbols from this object, don't change the visibility of an
9395 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
9397 2009-12-30 Ian Lance Taylor <iant@google.com>
9400 * script.h (class Version_script_info): Define Language enum.
9401 Update declarations. Define Glob, Exact, and Lookup types. Add
9402 new fields globals_, locals_, and is_finalized_.
9403 * script.cc: Various formatting fixes.
9404 (class Parser_closure): Change language_stack_ from a vector of
9405 std::string to one of Version_script_info::Language. Adjust all
9407 (class Lazy_demangler): Remove.
9408 (struct Version_expression): Change language from std::string to
9409 Version_script_info::Language.
9410 (Version_script_info::Version_script_info): New function.
9411 (Version_script_info::~Version_script_info): Don't call clear.
9412 (Version_script_info::finalize): New function.
9413 (Version_script_info::build_lookup_tables): New function.
9414 (Version_script_info::build_expression_list_lookup): New
9416 (Version_script_info::get_symbol_version_helper): Rewrite to use
9418 (Version_script_info::print_expression_list): Adjust to use
9419 Version_script_info::Language.
9420 (script_push_lex_into_version_mode): Check that the version script
9421 has not been finalized.
9422 (version_script_push_lang): Change language string to
9423 Version_script_info::Language.
9424 * options.cc (Command_line::version_script): New function.
9425 * options.h (class General_options): Add finalize_dynamic_list
9426 function. Change version_script from declaration to definition.
9427 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
9428 * testsuite/version_script.map: Remove duplicate def of foo.
9429 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
9431 * testsuite/Makefile.in: Rebuild.
9433 2009-12-30 Ian Lance Taylor <iant@google.com>
9436 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
9437 if the input symbol index is 0, make the output symbol index 0.
9439 2009-12-30 Ian Lance Taylor <iant@google.com>
9442 * options.h (class General_options): Add -x/--discard-all.
9443 * object.cc (Sized_relobj::do_count_local_symbols): Handle
9444 --discard-all. If the local symbol needs a dynamic entry, check
9445 that before handling --discard-locals.
9447 2009-12-30 Ian Lance Taylor <iant@google.com>
9450 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
9452 (Output_segment::add_output_section): Don't change the flags if
9456 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
9457 GNU hash table if they need a dynamic value. Otherwise, don't add
9458 them if they are defined in a dynamic object or are forced local.
9460 2009-12-29 Ian Lance Taylor <iant@google.com>
9463 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
9464 .gnu.hash table for a 32-bit target.
9467 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
9468 regular and a dynamic object only needs a dynamic symbol table
9469 entry if it is externally visible.
9472 * i386.cc (class Target_i386): Initialize global_offset_table_ in
9473 constructor. Add global_offset_table_ field.
9474 (Target_i386::got_section): Set global_offset_table_.
9475 (Target_i386::do_finalize_sections): Set global_offset_table_
9477 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
9478 in constructor. Add global_offset_table_ field.
9479 (Target_x86_64::got_section): Set global_offset_table_.
9480 (Target_x86_64::do_finalize_sections): Set global_offset_table_
9483 * layout.cc (Layout::Layout): Initialize increase_relro_.
9484 (Layout::get_output_section): Add is_relro, is_last_relro, and
9485 is_first_non_relro parameters. Change all callers.
9486 (Layout::choose_output_section): Likewise.
9487 (Layout::add_output_section_data): Likewise.
9488 (Layout::make_output_section): Likewise.
9489 (Layout::set_segment_offsets): Clear increase_relro when using a
9491 * layout.h (class Layout): Add increase_relro method. Add
9492 increase_relro_ field. Update declarations.
9493 * output.cc (Output_section::Output_section): Initialize
9494 is_last_relro_ and is_first_non_relro_.
9495 (Output_segment::add_output_section): Group relro sections is
9496 do_sort is true. Handle is_last_relro and is_first_non_relro.
9497 (Output_segment::maximum_alignment): Remove relro handling.
9498 (Output_segment::set_section_addresses): Add increase_relro
9499 parameter. Change all callers. Add initial alignment to align
9500 relro sections on separate page. Remove old relro handling.
9501 (Output_segment::set_section_list_addresses): Remove in_relro
9502 parameter. Change all callers.
9503 (Output_segment::set_offset): Add increase parameter. Change all
9504 callers. Remove old relro handling.
9505 * output.h (class Output_section): Add new methods: is_last_relro,
9506 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
9507 Add is_last_relro_ and is_first_non_relro_ fields.
9508 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
9509 Create separate .got.plt section. Call increase_relro.
9510 * x86_64.cc (Target_x86_64::got_section): Likewise.
9511 * testsuite/relro_script_test.t: Add .got.plt.
9514 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
9515 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
9516 (Layout::finalize): Call set_dynamic_symbol_size.
9517 (Layout::set_dynamic_symbol_size): New function.
9518 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
9519 set_dynamic_symbol_size.
9522 * output.h (class Output_section): Add is_entsize_zero_ field.
9523 * output.cc (Output_section::Output_section): Initialize
9525 (Output_section::set_entsize): If two different entsizes are
9526 requested, force it to zero.
9527 (Output_section::add_input_section): Set flags for .debug_str
9528 before updating section flags. Set entsize.
9529 (Output_section::update_flags_for_input_section): Set SHF_MERGE
9530 and SHF_STRING if all input sections have those flags.
9532 2009-12-29 Rafael Espindola <espindola@google.com>
9534 * main.cc (main): Fix the sys time reporting.
9535 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
9538 2009-12-29 Sriraman Tallam <tmsriram@google.com>
9540 * options.cc (General_options::parse_version): Allow -v to exit
9541 without an error if there is nothing to link.
9543 2009-12-29 Ian Lance Taylor <iant@google.com>
9545 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
9546 using a version of gcc before 4.1.
9547 * configure: Rebuild.
9549 2009-12-28 Chris Demetriou <cgd@google.com>
9551 * attributes.cc (Output_attributes_section_data::do_write): Use
9552 std::vector::front rather than std::vector::data.
9554 2009-12-28 Ian Lance Taylor <iant@google.com>
9556 * symtab.h (class Symbol_table): Add enum Defined.
9557 * resolve.cc (Symbol_table::should_override): Add defined
9558 parameter. Change all callers. Test whether object is NULL
9559 before calling a method on it.
9560 (Symbol_table::report_resolve_problem): Add defined parameter.
9562 (Symbol_table::should_override_with_special): Likewise.
9563 * symtab.cc (Symbol_table::define_in_output_data): Add defined
9564 parameter. Change all callers.
9565 (Symbol_table::do_define_in_output_data): Likewise.
9566 (Symbol_table::define_in_output_segment): Likewise.
9567 (Symbol_table::do_define_in_output_segment): Likewise.
9568 (Symbol_table::define_as_constant): Likewise.
9569 (Symbol_table::do_define_as_constant): Likewise.
9570 * script.h (class Symbol_assignment): Add is_defsym parameter to
9571 constructor; change all callers.
9572 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
9573 parameter. Change all callers. Add is_defsym_ field.
9574 (class Parser_closure): Add parsing_defsym parameter to
9575 constructor; change all callers. Add parsing_defsym accessor
9576 function. Add parsing_defsym_ field.
9578 2009-12-28 Ian Lance Taylor <iant@google.com>
9580 * gold.cc (queue_middle_tasks): Fix formatting.
9581 * object.cc (Relobj::is_section_name_included): Likewise.
9583 2009-12-23 Ian Lance Taylor <iant@google.com>
9585 * i386.cc (Target_i386::do_calls_non_split): Recognize
9586 -fsplit-stack prologue for a function with a static chain.
9587 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
9588 -fsplit-stack prologue when using %r11.
9590 2009-12-21 Sriraman Tallam <tmsriram@google.com>
9592 * options.cc (General_options::parse_version): Make -v continue and do
9593 the link like GNU ld does.
9595 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
9597 * Makefile.am (CCFILES): Add timer.cc.
9598 (HFILES): Add timer.h.
9599 * configure.ac: Check for sysconf and times.
9600 * main.cc: include timer.h.
9601 (main): Use Timer instead of get_run_time.
9604 * workqueue.cc: include timer.h.
9605 (Workqueue::find_and_run_task):
9606 Report user, sys and wall time.
9607 * Makefile.in: Regenerate.
9608 * config.in: Regenerate.
9609 * configure: Regenerate.
9611 2009-12-16 Doug Kwan <dougkwan@google.com>
9613 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
9615 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
9616 relaxed input sections.
9617 * output.cc (Output_section::find_relaxed_input_section): Change
9618 return type to Output_relaxed_input_section pointer. Adjust code
9619 for new type of relaxed_input_section_map_.
9620 * output.h (Output_section::find_relaxed_input_section): Change
9621 return type to Output_relaxed_input_section pointer.
9622 (Output_section::Output_relaxed_input_section_by_input_section_map):
9624 (Output_section::relaxed_input_section_map_): Change type to
9625 Output_section::Output_relaxed_input_section_by_input_section_map.
9626 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
9629 2009-12-15 Ian Lance Taylor <iant@google.com>
9631 * layout.cc (Layout::create_shstrtab): Only write out after input
9632 sections if we are compressing debug sections.
9634 2009-12-15 Ian Lance Taylor <iant@google.com>
9636 * archive.cc (Archive::add_symbols): Only look up a symbol without
9637 a version if there is, in fact, a version.
9639 2009-12-14 Ian Lance Taylor <iant@google.com>
9641 Revert -Wshadow changes, all changes from:
9642 2009-12-11 Doug Kwan <dougkwan@google.com>
9643 2009-12-11 Nick Clifton <nickc@redhat.com>
9644 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
9646 2009-12-11 Doug Kwan <dougkwan@google.com>
9648 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
9650 * attributes.cc (Object_attribute::size): Ditto.
9651 (Attributes_section_data::size): Ditto.
9652 (Attributes_section_data::Attributes_section_data): Ditto.
9653 (Output_attributes_section_data::do_write): Ditto.
9654 * attributes.h (Object_attribute::set_type): Ditto.
9655 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
9657 2009-12-11 Nick Clifton <nickc@redhat.com>
9659 * archive.cc: Fix shadowed variable warnings.
9661 * compressed_output.cc: Likewise.
9662 * compressed_output.h: Likewise.
9663 * configure: Likewise.
9664 * dwarf_reader.cc: Likewise.
9665 * dynobj.cc: Likewise.
9666 * dynobj.h: Likewise.
9667 * ehframe.cc: Likewise.
9668 * ehframe.h: Likewise.
9669 * errors.cc: Likewise.
9670 * expression.cc: Likewise.
9671 * fileread.cc: Likewise.
9672 * fileread.h: Likewise.
9673 * freebsd.h: Likewise.
9674 * i386.cc: Likewise.
9676 * incremental.h: Likewise.
9677 * layout.cc: Likewise.
9678 * layout.h: Likewise.
9679 * mapfile.cc: Likewise.
9680 * merge.cc: Likewise.
9681 * merge.h: Likewise.
9682 * object.cc: Likewise.
9683 * object.h: Likewise.
9684 * options.h: Likewise.
9685 * output.cc: Likewise.
9686 * output.h: Likewise.
9687 * parameters.cc: Likewise.
9688 * plugin.cc: Likewise.
9689 * powerpc.cc: Likewise.
9690 * reduced_debug_output.cc: Likewise.
9691 * reduced_debug_output.h: Likewise.
9692 * reloc.cc: Likewise.
9693 * reloc.h: Likewise.
9694 * resolve.cc: Likewise.
9695 * script-sections.cc: Likewise.
9696 * script.cc: Likewise.
9697 * script.h: Likewise.
9698 * sparc.cc: Likewise.
9699 * symtab.cc: Likewise.
9700 * symtab.h: Likewise.
9701 * target-select.cc: Likewise.
9702 * target-select.h: Likewise.
9703 * token.h: Likewise.
9704 * workqueue.cc: Likewise.
9705 * workqueue.h: Likewise.
9706 * x86_64.cc: Likewise.
9708 2009-12-10 Doug Kwan <dougkwan@google.com>
9710 * arm.cc (attributes.h): New include.
9711 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
9712 (Arm_relobj::~Arm_relobj): Delete object pointed by
9713 attributes_section_data_.
9714 (Arm_relobj::attributes_section_data): New method definition.
9715 (Arm_relobj::attributes_section_data_): New data member declaration.
9716 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
9717 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
9718 attributes_section_data_.
9719 (Arm_dynobj::attributes_section_data): New method definition.
9720 (Arm_dynobj::attributes_section_data_): New data member declaration.
9721 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
9722 initialization value of may_use_blx_ to false.
9723 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
9724 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
9725 object attributes to compute results instead of hard-coding.
9726 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
9727 Target_arm::get_secondary_compatible_arch,
9728 Target_arm::set_secondary_compatible_arch
9729 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
9730 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
9731 New method declarations.
9732 (Target_arm::get_aeabi_object_attribute): New method definition.
9733 (Target_arm::attributes_section_data_): New data member declaration.
9734 (read_arm_attributes_section): New template definition.
9735 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
9736 (Arm_dynobj::do_read_symbols): Ditto.
9737 (Target_arm::do_finalize_sections): Merge attributes sections from
9738 input. Check for BLX use after attributes section merging.
9739 Fix __exidx_start and __exidx_end visibility. Create an
9740 .ARM.attributes section if necessary.
9741 (Target_arm::get_secondary_compatible_arch,
9742 Target_arm::set_secondary_compatible_arch,
9743 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
9744 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
9745 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
9746 New method definitions.
9748 2009-12-09 Ian Lance Taylor <iant@google.com>
9750 * plugin.cc (Plugin::load): Don't cast from void* to a function
9753 2009-12-09 Ian Lance Taylor <iant@google.com>
9755 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
9758 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
9760 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
9761 Replace two_file_shared_1.so with two_file_shared_2.so.
9762 * testsuite/Makefile.in: Regenerated.
9764 2009-12-08 Doug Kwan <dougkwan@google.com>
9766 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
9767 (HFILES): Add attributes.h and int_encoding.h.
9768 * Makefile.in: Regenerate.
9769 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
9770 function definitions to int_encoding.cc
9771 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
9772 prototypes to int_encoding.h
9773 * reduced_debug_output.cc (int_encoding.h): New include.
9774 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
9775 function definitions to int_encoding.cc
9776 (insert_into_vector, read_from_pointer): Move template definitions to
9778 * attributes.cc: New file.
9779 * attributes.h: New file.
9780 * int_encoding.cc: New file.
9781 * int_encoding.h: New file.
9783 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
9786 * incremental-dump.cc (dump_incremental_inputs): New.
9787 (main): Use dump_incremental_inputs.
9789 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
9792 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
9793 checking elfcpp::STT_FUNC.
9794 (Target_i386::Relocate::relocate): Likewise.
9795 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
9797 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
9798 symbols from shared libraries into normal FUNC symbols.
9800 * symtab.h (Symbol): Add is_func and use it.
9802 2009-12-05 Doug Kwan <dougkwan@google.com>
9804 * arm.cc (Target_arm::arm_info): Initialize new fields
9805 attributes_section and attributes_vendor.
9806 * i386.cc (Target_i386::i386_info): Same.
9807 * object.cc (Sized_relobj::do_layout): Skip attribute section.
9808 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
9809 fields attributes_section and attributes_vendor.
9810 * sparc.cc (Target_sparc::sparc_info): Same.
9811 * target.h (Target::attributes_section, Target::attributes_vendor,
9812 Target::is_attributes_section, Target::attribute_arg_type,
9813 Target::attributes_order): New method definitions.
9814 (Target::Target_info::attributes_section,
9815 Target::Target_info::attributes_vendor): New fields.
9816 (Target::do_attribute_arg_type, Target::do_attributes_order): New
9817 virtual method definitions.
9818 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
9819 attributes_section and attributes_vendor.
9820 * testsuite/testfile.cc (Target_test::test_target_info): Same.
9822 2009-12-05 Doug Kwan <dougkwan@google.com>
9824 * arm.cc: Update comments about interworking and stub generation.
9825 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
9826 considered as non-PIC.
9827 (Arm_relocate_functions::base_abs): Fix formatting.
9828 (Arm_relocate_functions::got_prel): Fix comment. Change interface
9829 of function to use GOT entry address instead of offset.
9830 (Target_arm::Scan::global): Issue an error if a symbol would need a
9831 PLT does not get one because it is untyped. Remove code to create
9832 dynamic symbols for relative branches.
9833 (Target_arm::Relocate::relocate: Use 0 instead of false since function
9834 takes unsigned integer instead of boolean.
9836 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
9838 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
9839 (two_file_test_LDADD): Likewise.
9840 (common_test_1_LDADD): Likewise.
9841 (exception_test_LDADD) Likewise.
9842 (weak_test_LDADD): Likewise.
9843 (many_sections_test_LDADD): Likewise.
9844 (initpri1_LDADD): Likewise.
9845 (script_test_1_LDADD): Likewise.
9846 (script_test_2_LDADD): Likewise.
9847 (justsyms_LDADD): Likewise.
9848 (binary_test_LDADD): Likewise.
9849 (large_LDADD): Likewise.
9850 * testsuite/Makefile.in: Regenerated.
9852 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
9854 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
9855 (Symbol_table::override_with_special): Likewise.
9856 (Symbol_table::add_from_object): Likewise.
9858 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
9860 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
9861 Don't set the data_offset twice.
9863 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
9865 * testsuite/Makefile.in: Regenerate.
9867 2009-12-03 Doug Kwan <dougkwan@google.com>
9869 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
9870 (Target_arm::do_finalize_sections): Add parameter for symbol table
9871 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
9872 * i386.cc (Target_i386::do_finalize_sections): Add an additional
9873 parameter for symbol table pointer.
9874 * layout.cc (Layout::finalize): Call Target::finalize_sections with
9875 an additional parameter for a pointer to symbol table.
9876 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
9877 parameter for a symbol table pointer.
9878 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
9879 * target.h (Target::finalize_sections, Target::do_finalize_sections):
9881 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
9882 parameter for a symbol table pointer.
9884 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
9886 * incremental.cc (Incremental_inputs_header)
9887 (Incremental_inputs_header_write, Incremental_inputs_entry)
9888 (Incremental_inputs_entry_write): Move ...
9889 * incremental.h (Incremental_inputs_header)
9890 (Incremental_inputs_header_write, Incremental_inputs_entry)
9891 (Incremental_inputs_entry_write): here.
9893 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9895 * incremental.cc (make_sized_incremental_binary): Set the target.
9896 Error if it is incompatible.
9897 * output.h (Output_file): Add filename method.
9899 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9901 * incremental.cc (Incremental_inputs_entry): Remove unused argument
9902 from the get_* methods.
9904 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9906 * incremental-dump.cc (main): Check that the offeset of a script is 0.
9907 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
9908 Write 0 for the data_offset of scripts.
9910 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9912 * testsuite/Makefile.am: Add the incremental_test.sh test.
9913 * testsuite/incremental_test.sh: New.
9914 * testsuite/incremental_test_1.c: New.
9915 * testsuite/incremental_test_2.c: New.
9917 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
9919 * incremental-dump.cc (main): Fix typos.
9921 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
9924 * incremental-dump.cc (main): Use llu to print 64 bit values.
9926 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
9927 H.J. Lu <hongjiu.lu@intel.com>
9929 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
9931 (incremental_dump_LDADD): Likewise.
9932 * Makefile.in: Regenerated.
9934 2009-11-25 Doug Kwan <dougkwan@google.com>
9938 2009-11-25 Doug Kwan <dougkwan@google.com>
9940 * arm.cc (Target_arm::Target_arm): Move method definition
9941 outside of class definition. Add code to handle
9942 --target1-rel, --target1-abs and --target2= options.
9943 (Target_arm::get_reloc_reloc_type): Change method to be
9944 non-static and const.
9945 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
9946 New data member declaration.
9947 (Target_arm::Scan::local, Target_arm::Scan::global,
9948 Target_arm::Relocate::relocate,
9949 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9950 Adjust call to Target_arm::get_real_reloc_type.
9951 (Target_arm::get_real_reloc_type): Use command line options
9952 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
9953 * options.h (--target1-rel, --target1-abs, --target2): New
9956 2009-11-25 Doug Kwan <dougkwan@google.com>
9958 * arm.cc (Target_arm::Target_arm): Move method definition outside of
9959 class definition. Add code to handle --target1-rel, --target1-abs
9960 and --target2= options.
9961 (Target_arm::get_reloc_reloc_type): Change method to be non-static
9963 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
9965 (Target_arm::Scan::local, Target_arm::Scan::global,
9966 Target_arm::Relocate::relocate,
9967 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
9968 call to Target_arm::get_real_reloc_type.
9969 (Target_arm::get_real_reloc_type): Use command line options to
9970 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
9971 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
9974 2009-11-25 Doug Kwan <dougkwan@google.com>
9976 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
9977 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
9978 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
9980 (Arm_relocate_functions::thm_call): Replace body with a call to
9981 Arm_relocate_functions::thumb_branch_common.
9982 (Arm_relocate_functions::thm_jump24,
9983 Arm_relocate_functions::thm_xpc22): New method definitions.
9984 (Arm_relocate_functions::thumb_branch_common): New method definition.
9985 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
9987 (Target_arm::Relocate::relocate): Adjust call to thm_call.
9988 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
9990 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
9992 * Makefile.am: Build incremental-dump
9993 * Makefile.in: Regenerate.
9994 * incremental-dump.cc: New.
9995 * incremental.cc (Incremental_inputs_header_data,
9996 Incremental_inputs_entry_data): Move to incremental.h
9997 * incremental.h: (Incremental_inputs_header_data,
9998 Incremental_inputs_entry_data): Move from incremental.cc
10000 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10002 * incremental.cc (Incremental_inputs_header,
10003 Incremental_inputs_header_write, Incremental_inputs_entry,
10004 Incremental_inputs_entry_write): Add a typedef with the data type.
10006 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10008 * incremental.cc (Incremental_inputs_header,
10009 Incremental_inputs_header_write, Incremental_inputs_entry,
10010 Incremental_inputs_entry_write): Update comment about which
10011 type has the filed descriptions.
10013 2009-11-15 Doug Kwan <dougkwan@google.com>
10015 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
10016 (Arm_relocate_functions::arm_branch_common): Change method defintion
10017 in class definition to a method declaration and update list of formal
10019 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
10020 Arm_relocation_functions::jump24): Adjust call to
10021 Arm_relocate_functions::arm_branch_common. Update list of formal
10023 (Arm_relocate_functions::xpc25): New method definition.
10024 (Arm_relocate_functions::arm_branch_common): Move method defintion
10025 out from class definition. Use stubs for mode-switching and extending
10027 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
10028 specially. Change code to enable use of stubs in ARM branches.
10030 2009-11-10 Doug Kwan <dougkwan@google.com>
10032 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
10033 in method declaration.
10034 (Target_arm::relocate_stub): New method declaration.
10035 (Target_arm::default_target): Change to return a pointer instead of
10037 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
10038 Target_arm::default_target.
10039 (Arm_Relobj::do_relocate_sections): Remove options paramater in
10041 (Target_arm::relocate_section): Adjust view.
10042 (Target_arm::relocate_stub): New method definition.
10044 2009-11-10 Doug Kwan <dougkwan@google.com>
10046 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
10048 * incremental.cc (open_incremental_binary): Initialized local
10049 variables to avoid warnings.
10050 * object.cc (make_elf_object): Ditto.
10051 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
10054 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
10057 * testsuite/plugin_test.c: Include "config.h".
10059 2009-11-09 Doug Kwan <dougkwan@google.com>
10061 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
10062 (arm_symbol_value): Remove.
10063 (Arm_relocate_functions::arm_branch_common,
10064 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
10065 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
10066 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
10067 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
10068 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
10069 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
10070 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
10071 Arm_relocate_functions::thm_mobw_abs_nc,
10072 Arm_relocate_functions::thm_mov_abs,
10073 Arm_relocate_functions::movw_prel_nc,
10074 Arm_relocate_functions::thm_movt_abs,
10075 Arm_relocate_functions::movt_prel,
10076 Arm_relocate_functions::thm_movw_prel_nc,
10077 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
10078 (Target_arm::Relocate::relocate): Only decompose address into two
10079 parts if relocation type uses the thumb-bit and pass the actual
10080 bit instead of a flag indicating that the thumb-bit is used. Adjust
10081 calls to methods in Arm_relocate_functions for this change.
10083 2009-11-08 Ian Lance Taylor <iant@google.com>
10086 * reloc.cc: Instantiate
10087 Sized_relobj::initialize_input_to_output_maps and
10088 Sized_relobj:free_input_to_output_maps.
10090 2009-11-06 Ian Lance Taylor <iant@google.com>
10093 * defstd.cc (in_segment): Set only_if_ref true for "end".
10095 2009-11-06 Doug Kwan <dougkwan@google.com>
10097 * arm.cc (class Reloc_stub): Correct a comment.
10098 (Target_arm::Target_arm): Initialize arm_input_section_map_.
10099 (Target_arm::scan_section_for_stubs): New method declaration.
10100 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
10101 Change methods from private to protected.
10102 (Target_arm::do_may_relax): New method definition.
10103 (Target_arm::do_relax, Target_arm::group_sections,
10104 Target_arm::scan_reloc_for_stub,
10105 Target_arm::scan_reloc_section_for_stubs): New method declarations.
10106 (Target_arm::arm_input_section_map_): New data member declaration.
10107 (Target_arm::scan_reloc_for_stub,
10108 Target_arm::scan_reloc_section_for_stubs,
10109 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
10110 Target_arm::do_relax): New method definitions.
10112 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
10114 * configure.ac: Check for (struct stat)::st_mtim
10115 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
10116 * config.in: Regenerate.
10117 * configure: Regenerate.
10119 2009-11-05 Ian Lance Taylor <iant@google.com>
10122 * output.cc (Output_segment::add_output_section): Add missing
10125 2009-11-04 Ian Lance Taylor <iant@google.com>
10128 * object.h (class Object): Add is_needed and set_is_needed
10129 methods. Add is_needed_ field. Make bool fields into bitfields.
10130 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
10131 defined in a dynamic object and referenced by a regular object,
10132 set is_needed for the dynamic object.
10133 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
10134 if the file is marked with as_needed and it is not needed.
10136 2009-11-04 Ian Lance Taylor <iant@google.com>
10139 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
10140 tags if data is discarded by linker script.
10141 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10142 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10143 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10144 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10146 2009-11-04 Ian Lance Taylor <iant@google.com>
10148 * layout.cc (Layout::get_output_section): Add is_interp and
10149 is_dynamic_linker_section parameters. Change all callers.
10150 (Layout::choose_output_section): Likewise.
10151 (Layout::make_output_section): Likewise.
10152 (Layout::add_output_section_data): Add is_dynamic_linker_section
10153 parameter. Change all callers.
10154 * layout.h (class Layout): Update declarations.
10155 * output.h (class Output_section): Add is_interp, set_is_interp,
10156 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
10157 Add is_interp_, is_dynamic_linker_section_ fields. Change
10158 generate_code_fills_at_write_ to a bitfield.
10159 * output.cc (Output_section::Output_sections): Initialize new
10161 (Output_segment::add_output_section): Add do_sort parameter.
10162 Change all callers.
10164 2009-11-03 Ian Lance Taylor <iant@google.com>
10167 * options.h (class General_options): Add --warn-common.
10168 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
10169 merging two common symbols.
10170 (Symbol_table::should_override): Handle --warn-common when merging
10171 a common symbol with a defined symbol. Use report_resolve_problem
10172 for multiple definitions.
10173 (Symbol_table::report_resolve_problem): New function.
10174 * symtab.h (class Symbol_table): Declare report_resolve_problem.
10176 2009-11-03 Doug Kwan <dougkwan@google.com>
10178 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
10180 (Target_arm::stub_factory): New method definition.
10181 (Target_arm::new_arm_input_section,
10182 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
10183 Target_arm::reloc_uses_thumb_bit): New method declarations.
10184 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
10185 New type definitions.
10186 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
10187 member declarations.
10188 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
10189 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
10190 New method definitions.
10192 2009-11-03 Ian Lance Taylor <iant@google.com>
10194 * options.h (class General_options): Add --warn_constructors.
10196 2009-11-03 Ian Lance Taylor <iant@google.com>
10199 * defstd.cc (in_section): Add entries for __rel_iplt_start,
10200 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
10202 2009-11-03 Ian Lance Taylor <iant@google.com>
10205 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
10206 --msgid-bugs-address.
10207 (install-pdf): New target.
10208 (install-data_yes): Look up one directory to find mkinstalldirs.
10210 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
10212 * po/Make-in (.po.gmo): Don't generate .gmo files in source
10215 2009-10-30 Doug Kwan <dougkwan@google.com>
10217 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
10219 2009-10-30 Doug Kwan <dougkwan@google.com>
10221 * arm.cc (Stub_addend_reader): New struct template definition
10222 and partial specializations.
10223 (Stub_addend_reader::operator()): New method definition for a
10224 partially specialized template.
10226 2009-10-30 Doug Kwan <dougkwan@google.com>
10228 * arm.cc (Arm_relobj::processor_specific_flags): New method
10230 (Arm_relobj::do_read_symbols): New method declaration.
10231 (Arm_relobj::processor_specific_flags_): New data member declaration.
10232 (Arm_dynobj): New class definition.
10233 (Target_arm::do_finalize_sections): Add input_objects parameter.
10234 (Target_arm::do_adjust_elf_header): New method declaration.
10235 (Target_arm::are_eabi_versions_compatible,
10236 (Target_arm::merge_processor_specific_flags): New method declaration.
10237 (Target_arm::do_make_elf_object): New overloaded method definitions
10239 (Arm_relobj::do_read_symbols): New method definition.
10240 (Arm_dynobj::do_read_symbols): Ditto.
10241 (Target_arm::do_finalize_sections): Add input_objects parameters.
10242 Merge processor-specific flags from all input objects.
10243 (Target_arm::are_eabi_versions_compatible,
10244 Target_arm::merge_processor_specific_flags,
10245 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
10246 New method definitions.
10247 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
10248 Input_objects pointer type parameter.
10249 * layout.cc (Layout::finalize): Pass input objects to target's.
10250 finalize_sections function.
10251 * output.cc (Output_file_header::do_sized_write): Set ELF file
10252 header's processor-specific flags.
10253 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
10254 Input_objects pointer type parameter.
10255 * sparc.cc (Target_sparc::do_finalize_sections): Same.
10256 * target.h (Input_objects): New forward class declaration.
10257 (Target::processor_specific_flags,
10258 Target::are_processor_specific_flags_sect): New method definitions.
10259 (Target::finalize_sections): Add input_objects parameter.
10260 (Target::Target): Initialize processor_specific_flags_ and
10261 are_processor_specific_flags_set_.
10262 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
10264 (Target::set_processor_specific_flags): New method definition.
10265 (Target::processor_specific_flags_,
10266 Target::are_processor_specific_flags_set_): New data member
10268 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
10269 Input_objects pointer type parameter.
10271 2009-10-30 Doug Kwan <dougkwan@google.com>
10273 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
10275 2009-10-28 Ian Lance Taylor <iant@google.com>
10277 * object.h (class Relobj): Drop options parameter from
10278 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
10279 do_scan_relocs, do_relocate. Change all callers.
10280 (class Sized_relobj): Drop options parameters from
10281 do_gc_process_relocs, do_scan_relocs, do_relocate,
10282 do_relocate_sections, relocate_sections, emit_relocs_scan,
10283 emit_relocs_scan_reltype. Change all callers.
10284 (struct Relocate_info): Remove options field and all references to
10286 * reloc.h (class Read_relocs): Remove options constructor
10287 parameter and options_ field. Change all callers.
10288 (class Gc_process_relocs, class Scan_relocs): Likewise.
10289 (class Relocate_task): Likewise.
10290 * target-reloc.h (scan_relocs): Remove options parameter. Change
10292 (scan_relocatable_relocs): Likewise.
10293 * target.h (class Sized_target): Remove options parameter from
10294 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
10296 * gc.h (gc_process_relocs): Remove options parameter. Change all
10298 * arm.cc: Update functions to remove options parameters.
10299 * i386.cc: Likewise.
10300 * powerpc.cc: Likewise.
10301 * sparc.cc: Likewise.
10302 * x86_64.cc: Likewise.
10303 * testsuite/testfile.cc: Likewise.
10305 2009-10-28 Doug Kwan <dougkwan@google.com>
10307 * arm.cc (Arm_relobj): New class definition.
10308 (Arm_relobj::scan_sections_for_stubs,
10309 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
10310 New method definitions.
10312 2009-10-28 Cary Coutant <ccoutant@google.com>
10314 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
10315 (Plugin::cleanup_done_): New member.
10316 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
10317 (Plugin_manager::cleanup_done_): Remove.
10318 (Plugin_manager::add_input_file): Edit error message.
10319 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
10320 (Plugin_manager::cleanup): Remove use of cleanup_done_.
10322 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
10324 * fileread.cc: (File_read::View::~View): Use the new
10325 data_ownership_ filed.
10326 (File_read::~File_read): Dispose the new whole_file_view_.
10327 (File_read::open): Mmap the whole file if needed.
10328 (File_read::open): Use whole_file_view_ instead of contents_.
10329 (File_read::find_view): Use whole_file_view_ if applicable.
10330 (File_read::do_read): Use whole_file_view_ instead of contents_.
10331 (File_read::make_view): Use whole_file_view_ instead of contents_,
10332 update File_read::View::View call.
10333 (File_read::find_or_make_view): Update File_read::View::View
10335 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
10337 (File_read::View::Data_ownership): New enum.
10338 (File_read::View::View): Replace bool mapped_ with Data_ownership
10340 (File_read::View::mapped_): Remove (replaced by data_ownership_).
10341 (File_read::View::data_ownership_): New field.
10342 (File_read::contents_): Remove (replaced by whole_file_view_).
10343 (File_read::whole_file_view_): New field.
10344 * options.h (class General_options): Add --keep-files-mapped.
10346 2009-10-27 Cary Coutant <ccoutant@google.com>
10348 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
10349 * testsuite/Makefile.am (plugin_test_5): New test case.
10350 * testsuite/Makefile.in: Regenerate.
10352 2009-10-25 Doug Kwan <dougkwan@google.com>
10354 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
10355 from private to protected to allow access by child class.
10356 (Sized_relobj::do_relocate_sections): New method declaration.
10357 (Sized_relobj::relocate_sections): Virtualize.
10358 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
10359 Sized_relobj::relocate_sections. Instantiate template explicitly
10360 for different target sizes and endianity.
10362 2009-10-24 Doug Kwan <dougkwan@google.com>
10364 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
10365 (Arm_input_section::as_arm_input_section): New method.
10366 (Arm_output_section): New class definition.
10367 (Arm_output_section::create_stub_group,
10368 Arm_output_section::group_sections): New method definitions.
10370 2009-10-22 Doug Kwan <dougkwan@google.com>
10372 * arm.cc (Arm_input_section): New class definition.
10373 (Arm_input_section::init, Arm_input_section:do_write,
10374 Arm_input_section::set_final_data_size,
10375 Arm_input_section::do_reset_address_and_file_offset): New method
10378 2009-10-21 Doug Kwan <dougkwan@google.com>
10380 * arm.cc (Stub_table, Arm_input_section): New forward class
10382 (Stub_table): New class defintion.
10383 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
10384 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
10385 New method definition.
10387 2009-10-21 Doug Kwan <dougkwan@google.com>
10389 * arm.cc: Update copyright comments.
10390 (Target_arm): New forward class template declaration.
10391 (Arm_address): New type.
10392 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
10393 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
10394 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
10396 (Insn_template): Same.
10397 (DEF_STUBS): New macro.
10398 (Stub_type): New enum type.
10399 (Stub_template): New class definition.
10401 (Reloc_stub): Same.
10402 (Stub_factory): Same.
10403 (Target_arm::Target_arm): Initialize may_use_blx_ and
10404 should_force_pic_veneer_.
10405 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
10406 Target_arm::should_force_pic_veneer,
10407 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
10408 Target_arm::using_thumb_only, Target_arm:;default_target): New
10410 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
10411 New data member declarations.
10412 (Insn_template::size, Insn_template::alignment): New method defintions.
10413 (Stub_template::Stub_template): New method definition.
10414 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
10415 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
10416 (Stub_factory::Stub_factory): New method definition.
10417 * gold.h (string_hash): New template.
10418 * output.h (Input_section_specifier::hash_value): Use
10420 (Input_section_specifier::string_hash): Remove.
10421 * stringpool.cc (Stringpool_template::string_hash): Use
10424 2009-10-20 Doug Kwan <dougkwan@google.com>
10426 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
10427 symbols of relaxed input sections.
10428 * output.h (Output_section::find_relaxed_input_section): Make
10431 2009-10-16 Doug Kwan <dougkwan@google.com>
10433 * dynobj.cc (Versions::Versions): Initialize version_script_.
10434 Only insert base version symbol definition for a shared object
10435 if version script defines any version versions.
10436 (Versions::define_base_version): New method definition.
10437 (Versions::add_def): Check that base version is not needed.
10438 (Versions::add_need): Define base version lazily.
10439 * dynobj.h (Versions::define_base_version): New method declaration.
10440 (Versions::needs_base_version_): New data member declaration.
10441 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
10442 (check_DATA): Add no_version_test.stdout.
10443 (libno_version_test.so, no_version_test.o no_version_test.stdout):
10445 * testsuite/Makefile.in: Regenerate.
10446 * testsuite/no_version_test.c: New file.
10447 * testsuite/no_version_test.sh: Ditto.
10449 2009-10-16 Doug Kwan <dougkwan@google.com>
10451 * expression.cc (class Segment_start_expression): New class definition.
10452 (Segment_start_expression::value): New method definition.
10453 (script_exp_function_segment_start): Return a new
10454 Segment_start_expression.
10455 * gold/script-c.h (script_saw_segment_start_expression): New function
10457 * script-sections.cc (Script_sections::Script_sections): Initialize
10458 SAW_SEGMENT_START_EXPRESSION_ to false.
10459 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
10460 and -Tbbs options to specify section addresses if given in
10461 command line and no SEGMENT_START expression is seen in a script.
10462 * script-sections.h (Script_sections::saw_segment_start_expression,
10463 Script_sections::set_saw_segment_start_expression): New method
10465 (Script_sections::saw_segment_start_expression_): New data member
10467 * script.cc (script_saw_segment_start_expression): New function.
10468 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
10469 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
10470 script_test_7.sh and script_test_8.sh.
10471 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
10472 script_test_8.stdout.
10473 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
10474 (script_test_6, script_test_6.stdout, script_test_7,
10475 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
10476 * Makefile.in: Regenerate.
10477 * testsuite/script_test_6.sh: New file.
10478 * testsuite/script_test_6.t: Same.
10479 * testsuite/script_test_7.sh: Same.
10480 * testsuite/script_test_7.t: Same.
10481 * testsuite/script_test_8.sh: Same.
10483 2009-10-16 Doug Kwan <dougkwan@google.com>
10485 * output.cc (Output_segment::set_section_list_address): Cast
10486 expressions to unsigned long long type to avoid format warnings.
10488 2009-10-15 Ian Lance Taylor <iant@google.com>
10490 * script.cc (Script_options::add_symbol_assignment): Always add a
10491 dot assignment to script_sections_.
10492 * script-sections.cc (Script_sections::add_dot_assignment):
10493 Initialize if necessary.
10495 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
10496 program headers with no load segment if there is a linker script.
10498 * layout.cc (Layout::set_segment_offsets): Align the file offset
10499 to the segment aligment for -N or -n with no load segment.
10500 * output.cc (Output_segment::add_output_section): Don't crash if
10501 the first section is a TLS section.
10502 (Output_segment::set_section_list_addresses): Print an error
10503 message if the address moves backward in a linker script.
10504 * script-sections.cc
10505 (Output_section_element_input::set_section_addresses): Don't
10506 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
10507 (Orphan_output_section::set_section_addresses): Likewise.
10509 2009-10-15 Doug Kwan <dougkwan@google.com>
10511 * layout.cc (Layout::finish_dynamic_section): Generate tags
10512 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
10513 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
10514 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
10516 2009-10-14 Ian Lance Taylor <iant@google.com>
10518 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
10520 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
10521 data_shdr fields of relinfo.
10522 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
10523 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
10524 R_386_TLS_LDO_32, adjust based on section flags.
10525 (Target_i386::Relocate::fix_up_ldo): Remove.
10527 2009-10-13 Ian Lance Taylor <iant@google.com>
10529 Add support for -pie.
10530 * options.h (class General_options): Add -pie and
10532 (General_options::output_is_position_independent): Test -pie.
10533 (General_options::output_is_executable): Return true if not shared
10534 and not relocatable.
10535 (General_options::output_is_pie): Remove.
10536 * options.cc (General_options::finalize): Reject incompatible uses
10538 * gold.cc (queue_middle_tasks): A -pie link is not static.
10539 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
10540 * symtab.cc (Symbol::final_value_is_known): Return false if
10541 output_is_position_independent.
10542 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
10543 output_is_position_independent.
10544 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
10545 output_is_position_independent.
10546 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
10547 output_is_position_independent.
10548 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
10550 (basic_pie_test.o, basic_pie_test): New targets.
10551 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
10552 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
10553 (two_file_pie_test): New target.
10554 * testsuite/Makefile.in: Rebuild.
10555 * README: Remove note saying that -pie is not supported.
10557 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10559 * options.h (class General_options): Add -init and -fini.
10560 * layout.cc (Layout::finish_dynamic_section): Emit
10561 given init and fini functions.
10563 2009-10-13 Sriraman Tallam <tmsriram@google.com>
10565 * gc.h (gc_process_relocs): Check if icf is enabled using new
10567 * gold.cc (queue_initial_tasks): Likewise.
10568 (queue_middle_tasks): Likewise.
10569 * object.cc (do_layout): Likewise.
10570 * symtab.cc (is_section_folded): Likewise.
10571 * main.cc (main): Likewise.
10572 * reloc.cc (Read_relocs::run): Likewise.
10573 (Sized_relobj::do_scan_relocs): Likewise.
10574 * icf.cc (is_function_ctor_or_dtor): New function.
10575 (Icf::find_identical_sections): Check if function is ctor or dtor when
10576 safe icf is chosen.
10577 * options.h (General_options::icf): Change option to be an enum.
10578 (Icf_status): New enum.
10579 (icf_enabled): New method.
10580 (icf_safe_folding): New method.
10581 (set_icf_status): New method.
10582 (icf_status_): New variable.
10583 * (options.cc) (General_options::finalize): Set icf_status_.
10584 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
10585 icf_test and icf_keep_unique_test to use the --icf enum flag.
10586 * testsuite/icf_safe_test.sh: New file.
10587 * testsuite/icf_safe_test.cc: New file.
10589 2009-10-12 Sriraman Tallam <tmsriram@google.com>
10591 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
10592 includes to gc.h and icf.h.
10593 * arm.cc: Include gc.h.
10594 * gold.cc: Likewise.
10595 * i386.cc: Likewise.
10596 * powerpc.cc: Likewise.
10597 * sparc.cc: Likewise.
10598 * x86_64.cc: Likewise.
10599 * gc.h: Include icf.h.
10601 2009-10-11 Ian Lance Taylor <iant@google.com>
10603 * plugin.cc: Include "gold.h" before other header files.
10605 2009-10-10 Chris Demetriou <cgd@google.com>
10607 * options.h (Input_file_argument::Input_file_type): New enum.
10608 (Input_file_argument::is_lib_): Replace with...
10609 (Input_file_argument::type_): New member.
10610 (Input_file_argument::Input_file_argument): Take Input_file_type
10611 'type' rather than boolean 'is_lib' as second argument.
10612 (Input_file_argument::is_lib): Use type_.
10613 (Input_file_argument::is_searched_file): New function.
10614 (Input_file_argument::may_need_search): Handle is_searched_file.
10615 * options.cc (General_options::parse_library): Support -l:filename.
10616 (General_options::parse_just_symbols): Update for Input_file_argument
10618 (Command_line::process): Likewise.
10619 * archive.cc (Archive::get_file_and_offset): Likewise.
10620 * plugin.cc (Plugin_manager::release_input_file): Likewise.
10621 * script.cc (read_script_file, script_add_file): Likewise.
10622 * fileread.cc (Input_file::Input_file): Likewise.
10623 (Input_file::will_search_for): Handle is_searched_file.
10624 (Input_file::open): Likewise.
10625 * readsyms.cc (Read_symbols::get_name): Likewise.
10626 * testsuite/Makefile.am (searched_file_test): New test.
10627 * testsuite/Makefile.in: Regenerate.
10628 * testsuite/searched_file_test.cc: New file.
10629 * testsuite/searched_file_test_lib.cc: New file.
10631 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10632 Ian Lance Taylor <iant@google.com>
10634 * descriptor.cc: Include <cstdio> and "binary-io.h".
10635 (Descriptors::open): Open the files in binary mode always.
10636 * script.cc (Lex::get_token): Treat \r as whitespace.
10638 2009-10-09 Ian Lance Taylor <iant@google.com>
10640 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
10642 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10643 Ian Lance Taylor <iant@google.com>
10645 * configure.ac: Check for readv function also.
10646 * fileread.cc (readv): Define if not HAVE_READV.
10647 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
10649 * config.in: Regenerate.
10650 * configure: Regenerate.
10652 2009-10-09 Doug Kwan <dougkwan@google.com>
10654 * layout.cc (Layout::make_output_section): Call target hook to make
10655 ordinary output section.
10656 (Layout::finalize): Adjust parameter list of call the
10657 Target::may_relax().
10658 * layout.h (class Layout::section_list): New method.
10659 * merge.h (Output_merge_base::entsize): Change visibility to public.
10660 (Output_merge_base::is_string, Output_merge_base::do_is_string):
10662 (Output_merge_string::do_is_string): New method.
10663 * object.cc (Sized_relobj::do_setup): renamed from
10664 Sized_relobj::set_up.
10665 * object.h (Sized_relobj::adjust_shndx,
10666 Sized_relobj::initializ_input_to_output_maps,
10667 Sized_relobj::free_input_to_output_maps): Change visibilities to
10669 (Sized_relobj::setup): Virtualize.
10670 (Sized_relobj::do_setup): New method declaration.
10671 (Sized_relobj::invalidate_section_offset,
10672 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
10673 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
10674 * options.cc (parse_int): New function.
10675 * options.h (parse_int): New declaration.
10676 (DEFINE_int): New macro.
10677 (stub_group_size): New option.
10678 * output.cc (Output_section::Output_section): Initialize memebers
10679 merge_section_map_, merge_section_by_properties_map_,
10680 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
10681 (Output_section::add_input_section): Handled deferred code-fill
10682 generation and remove an old comment.
10683 (Output_section::add_relaxed_input_section): New method definition.
10684 (Output_section::add_merge_input_section): Use merge section by
10685 properties map to speed to search. Update merge section maps
10687 (Output_section::build_relaxation_map): New method definition.
10688 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
10690 (Output_section::relax_input_section): Renamed to
10691 Output_section::convert_input_sections_to_relaxed_sections and change
10692 interface to take a vector of pointers to relaxed sections.
10693 (Output_section::find_merge_section,
10694 Output_section::find_relaxed_input_section): New method definitions.
10695 (Output_section::is_input_address_mapped,
10696 Output_section::output_offset, Output_section::output_address):
10697 Use output section data maps to speed up searching.
10698 (Output_section::find_starting_output_address): Add comments.
10699 (Output_section::do_write,
10700 Output_section::write_to_postprocessing_buffer): Do code-fill
10701 generation as appropriate.
10702 (Output_section::get_input_sections): Invalidate relaxed input section
10704 (Output_section::restore_states): Adjust type of checkpoint .
10705 Invalidate relaxed input section map.
10706 * output.h (Output_merge_base): New class declaration.
10707 (Input_section_specifier): New class defintion.
10708 (class Output_relaxed_input_section) Change base class to
10709 Output_section_data_build.
10710 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
10711 base class initializer.
10712 (Output_section::add_relaxed_input_section): New method declaration.
10713 (Output_section::Input_section): Change visibility to protected.
10714 (Output_section::Input_section::relobj,
10715 Output_section::Input_section::shndx): Handle relaxed input sections.
10716 Output_section::input_sections) Change visibility to protected. Also
10717 define overload to return a non-const pointer.
10718 (Output_section::Merge_section_properties): New class defintion.
10719 (Output_section::Merge_section_by_properties_map,
10720 Output_section::Output_section_data_by_input_section_map,
10721 Output_section::Relaxation_map): New types.
10722 (Output_section::relax_input_section): Rename method to
10723 Output_section::convert_input_sections_to_relaxed_sections and change
10724 interface to take a vector of relaxed section pointers.
10725 (Output_section::find_merge_section,
10726 Output_section::find_relaxed_input_section,
10727 Output_section::build_relaxation_map,
10728 Output_section::convert_input_sections_in_list_to_relaxed_sections):
10729 New method declarations.
10730 (Output_section::merge_section_map_
10731 Output_section::merge_section_by_properties_map_,
10732 Output_section::relaxed_input_section_map_,
10733 Output_section::is_relaxed_input_section_map_valid_,
10734 Output_section::generate_code_fills_at_write_): New data members.
10735 * script-sections.cc
10736 (Output_section_element_input::set_section_addresses): Call
10737 current_data_size and addralign methods of relaxed input sections.
10738 (Orphan_output_section::set_section_addresses): Call current_data_size
10739 and addralign methods of relaxed input sections.
10740 * symtab.cc (Symbol_table::compute_final_value): Extract template
10741 from the body of Symbol_table::sized_finalize_symbol.
10742 (Symbol_table::sized_finalized_symbol): Call
10743 Symbol_table::compute_final_value.
10744 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
10745 (Symbol_table::compute_final_value): New templated method declaration.
10746 * target.cc (Target::do_make_output_section): New method defintion.
10747 * target.h (Target::make_output_section): New method declaration.
10748 (Target::relax): Add more parameters for input objects, symbol table
10749 and layout. Adjust call to do_relax.
10750 (Target::do_make_output_section): New method declaration.
10751 (Target::do_relax): Add parameters for input objects, symbol table
10754 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10756 * pread.c: Include stdio.h.
10758 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10760 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
10763 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10765 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
10766 Change read_shndx type to unsigned int.
10767 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
10769 (Sized_dwarf_line_info::read_line_mappings): Likewise.
10770 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
10771 Change read_shndx type to unsigned int.
10772 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
10774 (Sized_dwarf_line_info::read_line_mappings): Likewise.
10775 * layout.cc (Layout::create_symtab_sections): Cast the result of
10776 local_symcount * symsize to off_t in the gold_assert.
10778 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10780 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
10781 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
10783 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
10784 (Arm_relocate_functions::thm_abs5): New function.
10785 (Arm_relocate_functions::abs12): New function.
10786 (Arm_relocate_functions::abs16): New function.
10787 (Arm_relocate_functions::base_abs): New function.
10788 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
10789 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
10790 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
10792 (Scan::global): Likewise.
10793 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
10794 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
10795 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
10796 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
10799 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10801 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
10802 (Arm_relocate_functions::movt_prel): New function.
10803 (Arm_relocate_functions::thm_movw_prel_nc): New function.
10804 (Arm_relocate_functions::thm_movt_prel): New function.
10805 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
10806 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
10807 (Scan::global, Relocate::relocate): Likewise.
10808 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10810 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
10812 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
10813 Incremental_checker.
10814 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
10816 (class Incremental_inputs_header): New class.
10817 (Incremental_inputs_header_writer): Edit comment.
10818 (Incremental_inputs_entry): New class.
10819 (Incremental_inputs_entry_writer): Edit comment.
10820 (Sized_incremental_binary::do_find_incremental_inputs_section):
10821 Add *strtab_shndx parameter, fill it.
10822 (Sized_incremental_binary::do_check_inputs): New method.
10823 (Incremental_checker::can_incrementally_link_output_file): Use
10824 Sized_incremental_binary::check_inputs.
10825 (Incremental_inputs::report_command_line): Save command line in
10828 (Incremental_binary::find_incremental_inputs_section): New
10830 (Incremental_binary::do_find_incremental_inputs_section): Add
10831 strtab_shndx parameter.
10832 (Incremental_binary::do_check_inputs): New pure virtual method.
10833 (Sized_incremental_binary::do_check_inputs): Declare.
10834 (Incremental_checker::Incremental_checker): Add incremental_inputs
10835 parameter, use it to initialize incremental_inputs_.
10836 (Incremental_checker::incremental_inputs_): New field.
10837 (Incremental_checker::command_line): New method.
10838 (Incremental_checker::inputs): New method.
10839 (Incremental_checker::command_line_): New field.
10841 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
10843 * incremental.cc: Include <cstdarg> and "target-select.h".
10844 (vexplain_no_incremental): New function.
10845 (explain_no_incremental): New function.
10846 (Incremental_binary::error): New method.
10847 (Sized_incremental_binary::do_find_incremental_inputs_section): New
10849 (make_sized_incremental_binary): New function.
10850 (open_incremental_binary): New function.
10851 (can_incrementally_link_file): Add checks if output is ELF and has
10853 * incremental.h: Include "elfcpp_file.h" and "output.h".
10854 (Incremental_binary): New class.
10855 (Sized_incremental_binary): New class.
10856 (open_incremental_binary): Declare.
10857 * object.cc (is_elf_object): Use
10858 elfcpp::Elf_recognizer::is_elf_file.
10859 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
10860 * output.h (Output_file::filesize): New method.
10862 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10864 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
10866 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
10867 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
10869 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
10871 (Arm_relocate_functions::movw_abs_nc): New function.
10872 (Arm_relocate_functions::movt_abs): New function.
10873 (Arm_relocate_functions::thm_movw_abs_nc): New function.
10874 (Arm_relocate_functions::thm_movt_abs): New function.
10875 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
10876 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
10877 (Scan::global): Likewise.
10878 (Relocate::relocate): Likewise.
10879 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10881 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10883 * arm.cc (Arm_relocate_functions::got_prel) New function.
10884 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
10885 (Relocate::relocate): Likewise.
10886 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10888 2009-10-06 Ian Lance Taylor <iant@google.com>
10890 * options.h (class General_options): Define
10891 split_stack_adjust_size parameter.
10892 * object.h (class Object): Add uses_split_stack_ and
10893 has_no_split_stack_ fields. Add uses_split_stack and
10894 has_no_split_stack accessor functions. Declare
10895 handle_split_stack_section.
10896 (class Reloc_symbol_changes): Define.
10897 (class Sized_relobj): Define Function_offsets. Declare
10898 split_stack_adjust, split_stack_adjust_reltype, and
10900 * object.cc (Object::handle_split_stack_section): New function.
10901 (Sized_relobj::do_layout): Call handle_split_stack_section.
10902 * dynobj.cc (Sized_dynobj::do_layout): Call
10903 handle_split_stack_section.
10904 * reloc.cc (Sized_relobj::relocate_sections): Call
10905 split_stack_adjust for executable sections in split_stack
10906 objects. Pass reloc_map to relocate_section.
10907 (Sized_relobj::split_stack_adjust): New function.
10908 (Sized_relobj::split_stack_adjust_reltype): New function.
10909 (Sized_relobj::find_functions): New function.
10910 * target-reloc.h: Include "object.h".
10911 (relocate_section): Add reloc_symbol_changes parameter. Change
10913 * target.h (class Target): Add calls_non_split method. Declare
10914 do_calls_non_split virtual method. Declare match_view and
10916 * target.cc: Include "elfcpp.h".
10917 (Target::do_calls_non_split): New function.
10918 (Target::match_view): New function.
10919 (Target::set_view_to_nop): New function.
10920 * gold.cc (queue_middle_tasks): Give an error if mixing
10921 split-stack and non-split-stack objects with -r.
10922 * i386.cc (Target_i386::relocate_section): Add
10923 reloc_symbol_changes parameter.
10924 (Target_i386::do_calls_non_split): New function.
10925 * x86_64.cc (Target_x86_64::relocate_section): Add
10926 reloc_symbol_changes parameter.
10927 (Target_x86_64::do_calls_non_split): New function.
10928 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
10930 * powerpc.cc (Target_powerpc::relocate_section): Add
10931 reloc_symbol_changes parameter.
10932 * sparc.cc (Target_sparc::relocate_section): Add
10933 reloc_symbol_changes parameter.
10934 * configure.ac: Call AM_CONDITIONAL for the default target.
10935 * configure: Rebuild.
10936 * testsuite/Makefile.am (TEST_AS): New variable.
10937 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
10938 (check_DATA): Add split_i386 and split_x86_64 files.
10939 (SPLIT_DEFSYMS): Define.
10940 (split_i386_[1234n].o): New targets.
10941 (split_i386_[124]): New targets.
10942 (split_i386_[1234r].stdout): New targets.
10943 (split_x86_64_[1234n].o): New targets.
10944 (split_x86_64_[124]): New targets.
10945 (split_x86_64_[1234r].stdout): New targets.
10946 (MOSTLYCLEANFILES): Add new executables.
10947 * testsuite/split_i386.sh: New file.
10948 * testsuite/split_x86_64.sh: New file.
10949 * testsuite/split_i386_1.s: New file.
10950 * testsuite/split_i386_2.s: New file.
10951 * testsuite/split_i386_3.s: New file.
10952 * testsuite/split_i386_4.s: New file.
10953 * testsuite/split_i386_n.s: New file.
10954 * testsuite/split_x86_64_1.s: New file.
10955 * testsuite/split_x86_64_2.s: New file.
10956 * testsuite/split_x86_64_3.s: New file.
10957 * testsuite/split_x86_64_4.s: New file.
10958 * testsuite/split_x86_64_n.s: New file.
10959 * testsuite/testfile.cc (Target_test): Update relocation_section
10961 * testsuite/Makefile.in: Rebuild.
10963 2009-10-06 Ian Lance Taylor <iant@google.com>
10965 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
10966 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
10967 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
10968 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
10969 the address on ldo_addrs_.
10970 (Target_i386::Relocate::fix_up_ldo): New function.
10972 2009-10-06 Rafael Espindola <espindola@google.com>
10974 * plugin.cc (add_input_library): New.
10975 (Plugin::load): Add add_input_library to tv.
10976 (Plugin_manager::add_input_file): Add the is_lib argument.
10977 (add_input_file): Update call to Plugin_manager::add_input_file.
10978 (add_input_library): New.
10979 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
10981 2009-09-30 Doug Kwan <dougkwan@google.com>
10983 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
10984 symbol and call Symbol::may_need_copy_reloc to determine if
10985 a copy reloc is needed.
10986 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
10987 nocopyreloc is given in command line.
10988 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
10989 given in command line.
10990 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
10991 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
10992 of the removed Target_i386::may_need_copy_reloc.
10993 * options.h (copyreloc): New option with default value false.
10994 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
10995 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
10996 instead of the removed Target_powerpc::may_need_copy_reloc.
10997 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
10998 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
10999 instead of the removed Target_sparc::may_need_copy_reloc.
11000 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
11001 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
11002 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
11003 instead of the removed Target_x86_64::may_need_copy_reloc.
11005 2009-09-30 Ian Lance Taylor <iant@google.com>
11007 * object.h (class Object): Remove target_ field, and target,
11008 sized_target, and set_target methods.
11009 (Object::sized_target): Remove.
11010 (class Sized_relobj): Update declarations. Remove sized_target.
11011 * object.cc (Sized_relobj::setup): Remove target parameter.
11012 Change all callers.
11013 (Input_objects::add_object): Don't do anything with the target.
11014 (make_elf_sized_object): Add punconfigured parameter. Change all
11015 callers. Set or test parameter target.
11016 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
11017 Change all callers.
11018 * parameters.cc (Parameters::set_target): Change parameter type to
11020 (Parameters::default_target): Remove.
11021 (set_parameters_target): Change parameter type to be non-const.
11022 (parameters_force_valid_target): New function.
11023 (parameters_clear_target): New function.
11024 * parameters.h (class Parameters): Update declarations. Remove
11025 default_target method. Add sized_target and clear_target
11026 methods. Change target_ to be non-const.
11027 (set_parameters_target): Update declaration.
11028 (parameters_force_valid_target): Declare.
11029 (parameters_clear_target): Declare.
11030 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
11031 as NULL if we aren't searching.
11032 (Add_symbols::run): Don't check for compatible target.
11033 * fileread.cc (Input_file::open_binary): Call
11034 parameters_force_valid_target.
11035 * gold.cc (queue_middle_tasks): Likewise.
11036 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
11037 set_target on object.
11038 * dynobj.h (class Sized_dynobj): Update declarations.
11039 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
11040 make_elf_object returns NULL.
11041 (Archive::include_member): Don't check whether object target is
11043 * output.cc (Output_section::add_input_section): Get target from
11045 (Output_section::relax_input_section): Likewise.
11046 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
11048 (Sized_relobj::do_scan_relocs): Likewise.
11049 (Sized_relobj::relocate_sections): Likewise.
11050 * resolve.cc (Symbol_table::resolve): Likewise.
11051 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
11052 parameter. Change all callers.
11053 (Symbol_table::add_from_object): Get target from parameters.
11054 (Symbol_table::add_from_relobj): Don't check object target.
11055 (Symbol_table::add_from_dynobj): Likewise.
11056 (Symbol_table::define_special_symbol): Get target from
11058 * symtab.h (class Symbol_table): Update declaration.
11059 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
11060 parameter. Change all callers. Clear parameter target.
11061 (Binary_test): Test target here.
11062 * testsuite/object_unittest.cc (gold_testsuite): Remove
11063 target_test_pointer parameter. Change all callers.
11064 (Object_test): Test target here.
11066 2009-09-26 Ian Lance Taylor <iant@google.com>
11068 * testsuite/initpri1.c: Don't try to use constructor priorities if
11069 compiling with gcc before 4.3.
11071 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
11073 * testsuite/retain_symbols_file_test.sh (check_present): Change
11074 output file name to retain_symbols_file_test.stdout.
11075 (check_absent): Likewise.
11077 2009-09-18 Craig Silverstein <csilvers@google.com>
11079 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
11080 * options.cc: Include <cerrno> and <fstream>.
11081 (General_options::finalize): Parse -retain-symbols-file tag.
11082 * options.h: New flag.
11083 (General_options): New method should_retain_symbol, new
11084 variable symbols_to_retain.
11085 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
11086 should_retain_symbol map.
11087 * testsuite/Makefile.am (retain_symbols_file_test): New test.
11088 * testsuite/Makefile.in: Regenerate.
11089 * testsuite/retain_symbols_file_test.sh: New file.
11091 2009-09-18 Nick Clifton <nickc@redhat.com>
11093 * po/es.po: Updated Spanish translation.
11095 2009-09-17 Doug Kwan <dougkwan@google.com>
11097 * debug.h (DEBUG_RELAXATION): New constant.
11098 (DEBUG_ALL): Add DEBUG_RELAXATION.
11099 (debug_string_to_enum): Add relaxation debug option.
11101 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
11102 Layout::Relaxation_debug_check::read_sections,
11103 Layout::Relaxation_debug_check::read_sections): New method definitions.
11104 (Layout::Layout): Initialize data members
11105 record_output_section_data_from_scrips_,
11106 script_output_section_data_list_ and relaxation_debug_check_.
11107 (Layout::save_segments, Layout::restore_segments,
11108 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11109 Layout::relaxation_loop_body): New method definitions.
11110 (Layout::finalize): Support relaxation. Move section layout code to
11111 Layout::relaxation_loop_body.
11112 (Layout::set_asection_address_from_script): Move code for orphan
11113 section placement out.
11114 (Layout::place_orphan_sections_in_script): New method definition.
11115 * layout.h (Output_segment_headers, Output_file_header):
11116 New forward class declarations.
11117 (Layout::~Layout): Define.
11118 (Layout::new_output_section_data_from_script): New method definition.
11119 (Layout::place_orphan_sections_in_script): New method declaration.
11120 (Layout::Segment_states): New type declaration.
11121 (Layout::save_segments, Layout::restore_segments,
11122 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11123 Layout::relaxation_loop_body): New method declarations.
11124 (Layout::Output_section_data_list): New type declaration.
11125 (Layout::Relaxation_debug_check): New class definition.
11126 (Layout::record_output_section_data_from_script_,
11127 Layout::script_output_section_data_list_, Layout::segment_states_,
11128 Layout::relaxation_debug_check_): New data members.
11129 * output.cc: (Output_section_headers::do_size): New method definition.
11130 (Output_section_headers::Output_section_headers): Move size
11131 computation to Output_section_headers::do_size.
11132 (Output_segment_headers::do_size): New method definition.
11133 (Output_file_header::Output_file_header): Move size computation to
11134 Output_file_header::do_size and call it.
11135 (Output_file_header::do_size): New method definition.
11136 (Output_data_group::Output_data_group): Adjust call to
11137 Output_section_data.
11138 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
11139 (Output_symtab_xindex::do_write): Add array bound check.
11140 (Output_section::Input_section::print_to_mapfile): Handle
11141 RELAXED_INPUT_SECTION_CODE.
11142 (Output_section::Output_section): Initialize data member checkpoint_.
11143 (Output_section::~Output_section): Delete checkpoint object pointed
11145 (Output_section::add_input_section): Always add an Input_section if
11147 (Output_section::add_merge_input_section): Add assert.
11148 (Output_section::relax_input_section): New method definition.
11149 (Output_section::set_final_data_size): Set load address to zero for
11150 an unallocated section.
11151 (Output_section::do_address_and_file_offset_have_reset_values):
11152 New method definition.
11153 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
11154 Handle relaxed input section.
11155 (Output_section::sort_attached_input_sections): Checkpoint input
11156 section list lazily.
11157 (Output_section::get_input_sections): Change type of input_sections to
11158 list of Simple_input_section pointers. Checkpoint input section list
11159 lazily. Also handle relaxed input sections.
11160 (Output_section::add_input_section_for_script): Take a reference to
11161 a Simple_input_section object instead of Relobj pointer and section
11162 index as parameter. Handle relaxed input sections.
11163 (Output_section::save_states, Output_section::restore_states): New
11164 method definitions.
11165 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
11166 (Output_data::is_data_size_fixed): New method definition.
11167 (Output_data::reset_addresss_and_file_offset): Do not reset data size
11169 (Output_data::address_and_file_offset_have_reset_values): New method
11171 (Output_data::do_address_and_file_offset_have_reset_values): New method
11173 (Output_data::set_data_size): Check that data size is not fixed.
11174 (Output_data::fix_data_size): New method definition.
11175 (Output_data::is_data_size_fixed_): New data member.
11176 (Output_section_headers::set_final_data_size): New method definition.
11177 (Output_section_headers::do_size): New method declaration.
11178 (Output_segment_headers::set_final_data_size): New method definition.
11179 (Output_segment_headers::do_size): New method declaration.
11180 (Output_file_header::set_final_data_size)::New method definition.
11181 (Output_file_header::do_size)::New method declaration.
11182 (Output_section_data::Output_section_data): Add new parameter
11183 is_data_size_fixed and use it to fix data size.
11184 (Output_data_const::Output_data_const): Adjust call to base class
11185 constructor and fix data size.
11186 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
11187 base class constructor and fix data size.
11188 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
11189 base class constructor and fix data size.
11190 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
11191 class constructor and fix data size.
11192 (Output_data_group::set_final_data_size): New method definition.
11193 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
11194 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
11195 class constructor and fix data size.
11196 (Output_relaxed_input_section): New class definition.
11197 (Output_section::Simple_input_section): New class definition.
11198 (Output_section::get_input_sections): Adjust parameter list.
11199 (Output_section::add_input_section_for_script): Same.
11200 (Output_section::save_states, Output_section::restore_states,
11201 Output_section::do_address_and_file_offset_have_reset_values,
11202 (Output_section::Input_section::Input_section): Handle
11203 RELAXED_INPUT_SECTION_CODE. Add new overload for
11204 Output_relaxed_input_section.
11205 (Output_section::Input_section::is_input_section,
11206 Output_section::Input_section::set_output_section): Handle relaxed
11208 (Output_section::Input_section::is_relaxed_input_section,
11209 Output_section::Input_section::output_section_data,
11210 Output_section::Input_section::relaxed_input_section): New method
11212 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
11214 (Output_section::Input_section::u1_): Update comments.
11215 (Output_section::Input_section::u2_): Add new union member poris.
11216 (Output_section::Checkpoint_output_section): New classs definition.
11217 (Output_section::relax_input_section): New method declaration.
11218 (Output_section::checkpoint_): New data member.
11219 (Output_segment): Update comments.
11220 (Output_segment::Output_segment): Un-privatize copy constructor.
11221 (Output_segment::operator=): Un-privatize.
11222 * script-sections.cc (Output_section_element::Input_section_list):
11223 Change element type to Output_section::Simple_input_section.
11224 (Output_section_element_dot_assignment::set_section_addresses):
11225 Register output section data for relaxation clean up.
11226 (Output_data_exression::Output_data_expression): Adjust call to base
11227 constructor to fix data size.
11228 (Output_section_element_data::set_section_addresses): Register
11229 Output_data_expression object for relaxation clean up.
11230 (struct Input_section_info): Replace Relobj pointer and section index
11231 pair with Output_section::Simple_input_section and Convert struct to a
11233 (Input_section_sorter::operator()): Adjust access to
11234 Input_section_info data member to use accessors.
11235 (Output_section_element_input::set_section_addresses): Use layout
11236 parameter. Adjust code to use Output_section::Simple_input_section
11237 and Input_secction_info classes. Register filler for relaxation
11239 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
11240 and section index pair with Output_section::Simple_input_section
11241 class. Adjust code accordingly.
11242 (Phdrs_element::release_segment): New method definition.
11243 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
11245 (Script_sections::release_segments): New method definition.
11246 * gold/script-sections.h (Script_sections::release_segments): New
11247 method declaration.
11248 * gold/target.h (Target::may_relax, Target::relax,
11249 Target::do_may_relax, Target::do_relax): New method definitions.
11251 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11253 * arm.cc (has_signed_unsigned_overflow): New function.
11254 (Arm_relocate_functions::abs8): New function.
11255 (Target_arm::Scan::local): Handle R_ARM_ABS8.
11256 (Target_arm::Scan::global): Likewise.
11257 (Target_arm::relocate::relocate): Likewise.
11258 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11261 2009-09-16 Cary Coutant <ccoutant@google.com>
11263 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
11264 * testsuite/Makefile.in: Regenerate.
11266 2009-09-11 Nick Clifton <nickc@redhat.com>
11268 * po/gold.pot: Updated by the Translation project.
11270 2009-09-08 Cary Coutant <ccoutant@google.com>
11272 * output.cc (Output_file::open): Add execute permission to empty file.
11273 * testsuite/Makefile.am (permission_test): New test.
11274 * testsuite/Makefile.in: Regenerate.
11276 2009-09-02 Ian Lance Taylor <iant@google.com>
11278 * output.cc (Output_file::resize): Call map_no_anonymous rather
11281 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
11283 * gold.cc: Include "incremental.h".
11284 (queue_initial_tasks): Call Incremental_checker methods.
11285 * incremental.cc: Include "output.h".
11286 (Incremental_checker::can_incrementally_link_output_file): New
11288 * incremental.h (Incremental_checker): New class.
11290 * output.cc (Output_file::open_for_modification): New method.
11291 (Output_file::map_anonymous): Changed return type to bool. Record
11292 map in base_ field.
11293 (Output_file::map_no_anonymous): New method, broken out of map.
11294 (Output_file::map): Use map_no_anonymous and map_anonymous.
11295 * output.h (class Output_file): Update declarations.
11297 2009-08-24 Cary Coutant <ccoutant@google.com>
11299 * options.h (Command_line::Pre_options): New class.
11300 (Command_line::pre_options): New member.
11301 * options.cc (gold::options::ready_to_register): New variable.
11302 (One_option::register_option): Do nothing if not registering options.
11303 Assert if same short option registered twice.
11304 (General_options::General_options): Turn off option registration when
11306 (Command_line::Pre_options::Pre_options): New constructor.
11308 2009-08-24 Cary Coutant <ccoutant@google.com>
11310 * options.h (General_options::no_keep_memory): Remove incorrect
11313 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11315 * Makefile.am (am__skiplex, am__skipyacc): New.
11316 * Makefile.in: Regenerate.
11318 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11320 * Makefile.am (AM_CPPFLAGS): Renamed from ...
11321 (INCLUDES): ... this.
11322 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
11323 (AM_CPPFLAGS): Renamed from ...
11324 (INCLUDE): ... this.
11325 * Makefile.in, testsuite/Makefile.in: Regenerate.
11327 * Makefile.in: Regenerate.
11328 * aclocal.m4: Likewise.
11329 * config.in: Likewise.
11330 * configure: Likewise.
11331 * testsuite/Makefile.in: Likewise.
11333 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11334 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11335 * Makefile.in: Regenerate.
11336 * testsuite/Makefile.in: Regenerate.
11338 2009-08-19 Cary Coutant <ccoutant@google.com>
11340 * resolve.cc (Symbol_table::resolve): Don't complain about defined
11341 symbols in shared libraries overridden by hidden or internal symbols
11342 in the main program.
11344 2009-08-19 Chris Demetriou <cgd@google.com>
11346 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
11347 checking source file names in error messages.
11349 2009-08-18 Doug Kwan <dougkwan@google.com>
11351 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
11352 an elcpp::Ehdr as parameter. Adjust call to set_target.
11353 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
11354 an elfcpp::Ehdr as parameter.
11355 * object.cc (Object::set_target): Remove the version that looks up
11356 a target and sets it.
11357 (Sized_relobj::setup): Take a Target object instead of
11358 an elfcpp::Ehdr as parameter. Adjust call to set_target.
11359 (make_elf_sized_object): Find target and ask target to
11360 make an ELF object.
11361 * object.h: (Object::set_target): Remove the version that looks up
11362 a target and sets it.
11363 (Sized_relobj::setup): Take a Target object instead of
11364 an elfcpp:Ehdr as parameter.
11365 * target.cc: Include dynobj.h.
11366 (Target::do_make_elf_object_implementation): New.
11367 (Target::do_make_elf_object): New.
11368 * target.h (Target::make_elf_object): New template declaration.
11369 (Target::do_make_elf_object): New method declarations.
11370 (Target::do_make_elf_object_implementation): New template declaration.
11372 2009-08-14 Ian Lance Taylor <iant@google.com>
11374 * gold.h (FUNCTION_NAME): Define.
11375 (gold_unreachable): Use FUNCTION_NAME.
11377 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11379 * icf.cc (Icf::find_identical_sections): Issue a warning when a
11380 symbol in the --keep-unique list is not found.
11382 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11384 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
11385 been maked as --keep-unique.
11386 (Icf::unfold_section): New function.
11387 * icf.h (Icf::unfold_section): New function.
11388 * options.h (General_options::keep_unique): New option.
11389 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
11390 * testsuite/Makefile.in: Regenerate.
11391 * testsuite/icf_keep_unique_test.sh: New file.
11392 * testsuite/icf_keep_unique_test.cc: New file.
11394 2009-08-12 Cary Coutant <ccoutant@google.com>
11397 * resolve.cc (Symbol_table::resolve): Check for references from
11398 dynamic objects to hidden and internal symbols.
11399 * testsuite/Makefile.am (hidden_test.sh): New test.
11400 * testsuite/Makefile.in: Regenerate.
11401 * testsuite/hidden_test.sh: New script.
11402 * testsuite/hidden_test_1.c: New test source.
11403 * testsuite/hidden_test_main.c: New test source.
11405 2009-08-11 Doug Kwan <dougkwan@google.com>
11407 * arm.cc: Update comments.
11408 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
11409 segment to locate the .ARM.exidx section if present.
11411 2009-08-09 Doug Kwan <dougkwan@google.com>
11413 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
11416 2009-08-07 Sriraman Tallam <tmsriram@google.com>
11417 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
11420 2009-08-06 Sriraman Tallam <tmsriram@google.com>
11422 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
11423 valid tls_segment only for non-debug-section relocations.
11424 * testsuite/Makefile.am: Add gc_tls_test.
11425 * testsuite/Makefile.in: Regenerate.
11426 * testsuite/gc_tls_test.cc: New file.
11427 * testsuite/gc_tls_test.sh: New file.
11429 2009-08-05 Sriraman Tallam <tmsriram@google.com>
11431 * icf.cc: New file.
11433 * Makefile.am (CCFILES): Add icf.cc.
11434 (HFILES): Add icf.h
11435 * Makefile.in: Regenerate.
11436 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
11437 * gc.h (gc_process_relocs): Populate lists used by icf to contain
11438 section, symbol and addend information for the relocs.
11439 * gold.cc (queue_middle_tasks): Call identical code folding.
11440 * gold.h: Add defines for multimap.
11441 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
11442 to the call of finalize_local_symbols.
11443 * main.cc (main): Create object of class Icf.
11444 * object.cc (Sized_relobj::do_layout): Allow this function to be
11445 called twice during icf.
11446 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
11447 to sections marked as identical by icf.
11448 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
11450 (Sized_relobj::do_section_entsize): New function.
11451 * object.h (Object::section_entsize): New function.
11452 (Object::do_section_entsize): New pure virtual function.
11453 (Relobj::finalize_local_symbols): Add new parameter.
11454 (Relobj::do_section_entsize): New function.
11455 * options.h (General_options::icf): New option.
11456 (General_options::icf_iterations): New option.
11457 (General_options::print_icf_sections): New option.
11458 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
11459 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
11460 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
11462 * symtab.cc (Symbol_table::is_section_folded): New function.
11463 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
11464 to sections marked as identical by icf.
11465 * symtab.h (Symbol_table::set_icf): New function.
11466 (Symbol_table::icf): New function.
11467 (Symbol_table::is_section_folded): New function.
11468 (Symbol_table::icf_): New data member.
11469 * target-reloc.h (relocate_section): Ignore sections folded by icf.
11470 * testsuite/Makefile.am: Add commands to build icf_test.
11471 * testsuite/Makefile.in: Regenerate.
11472 * testsuite/icf_test.sh: New file.
11473 * testsuite/icf_test.cc: New file.
11475 2009-07-24 Chris Demetriou <cgd@google.com>
11477 * layout.cc (is_compressible_debug_section): Fix incorrect
11478 comment about compressed section names.
11480 2009-07-20 Ian Lance Taylor <ian@airs.com>
11483 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
11485 2009-07-16 Ian Lance Taylor <iant@google.com>
11488 * layout.h: #include <map>.
11489 (class Kept_section): Change from struct to class. Add accessors
11490 and setters. Add section size to Comdat_group mapping. Change
11491 Comdat_group to std::map. Add is_comdat_ field. Add
11492 linkonce_size field in union.
11493 (class Layout): Update declaration of find_or_add_kept_section.
11494 Don't declare find_kept_object.
11495 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
11496 parameter. Add object, shndx, is_comdat, and is_group_name
11497 parameters. Change all callers. Adjust for new Kept_section.
11498 (Layout::find_kept_object): Remove.
11499 * object.cc (Sized_relobj::include_section_group): Update use of
11500 Kept_section. Rename secnum to shndx. Only record
11501 Kept_comdat_section if sections are the same size.
11502 (Sized_relobj::include_linkonce_section): Update use of
11503 Kept_section. Only record Kept_comdat_section if sections are the
11504 same size. Set size of linkonce section.
11505 (Sized_relobj::map_to_kept_section): Update call to
11506 get_kept_comdat_section.
11507 * object.h (class Sized_relobj): Rename fields in
11508 Kept_comdat_section to drop trailing underscores; change object
11509 field to Relobj*. Change Kept_comdat_section_table to store
11510 struct rather than pointer.
11511 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
11512 Add kept_object and kept_shndx parameters. Change all callers.
11513 (Sized_relobj::get_kept_comdat_section): Change return type to
11514 bool. Add kept_object and kept_shndx parameters. Change all
11516 * plugin.cc (Pluginobj::include_comdat_group): Update call to
11517 Layout::find_or_add_kept_section.
11519 2009-07-09 Ian Lance Taylor <iant@google.com>
11521 * merge.cc (Object_merge_map::initialize_input_to_output_map):
11522 Reserve space in the hash table.
11524 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
11526 * fileread.cc (File_read::get_mtime): New method.
11527 * fileread.h (Timespec): New structure.
11528 (File_read::get_mtime): New method.
11529 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
11530 Renamed from timestamp_nsec.
11531 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
11533 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
11535 (Incremental_inputs::report_archive): Save mtime; style fix.
11536 (Incremental_inputs::report_obejct): Save mtime; style fix.
11537 (Incremental_inputs::report_script): Save mtime; style fix.
11538 (Incremental_inputs::finalize_inputs): Style fix.
11539 (Incremental_inputs::finalize): Style fix.
11540 (Incremental_inputs::create_input_section_data): Store inputs
11542 * incremental.h (Incremental_inputs::report_script): Add mtime
11544 (Incremental_inputs::Input_info::Input_info): Intialize only one
11546 (Incremental_inputs::Input_info::archive): Move to nameless
11548 (Incremental_inputs::Input_info::obejct): Move to nameless union.
11549 (Incremental_inputs::Input_info::script): Move to nameless union.
11550 (Incremental_inputs::mtime): New field.
11551 * script.cc (read_input_script): Pass file mtime to
11553 * script.h (Script_info::inputs): Style fix.
11555 2009-07-01 Ian Lance Taylor <ian@airs.com>
11557 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
11560 2009-06-24 Ian Lance Taylor <iant@google.com>
11563 * layout.cc (Layout::choose_output_section): If we find an
11564 existing section, update the flags.
11565 (Layout::create_notes): New function, broken out of
11567 (Layout::finalize): Don't create note sections.
11568 (Layout::create_note): Don't crash if linker script discards
11570 (Layout::create_gold_note): Likewise.
11571 (Layout::create_build_id): Likewise. Don't set
11572 after_input_sections on the section.
11573 (Layout::create_executable_stack_info): Remove target parameter.
11575 * layout.h (class Layout): Declare create_notes. Update
11576 declaration of create_executable_stack_info.
11577 * gold.cc (queue_middle_tasks): Call create_notes.
11578 * output.cc (Output_section::update_flags_for_input_section): Move
11579 here from output.h. If SHF_ALLOC flag is newly set, mark address
11581 * output.h (Output_data::mark_address_invalid): New function.
11582 (class Output_section): Only declare, not define,
11583 update_flags_for_input_section. Remove set_flags.
11585 2009-06-24 Ian Lance Taylor <iant@google.com>
11587 * script-sections.cc (Output_section_definition::
11588 set_section_addresses): Rename shadowing local load_address to
11591 2009-06-24 Ian Lance Taylor <iant@google.com>
11594 * reloc.cc (relocate_sections): Skip empty relocation sections.
11596 2009-06-23 Ian Lance Taylor <iant@google.com>
11599 * layout.cc (Layout::create_note): Use choose_output_section
11600 rather than make_output_section.
11602 2009-06-23 Ian Lance Taylor <iant@google.com>
11605 * options.cc (General_options::parse_V): Set printed_version_.
11606 (General_options::General_options): Initialize printed_version_.
11607 * options.h (class General_options): Add printed_version_ field.
11608 * gold.cc (queue_initial_tasks): If there are no input files,
11609 don't give a fatal error if we printed the version information.
11610 (queue_middle_tasks): If using -r with a shared object, give a
11611 fatal error rather than an ordinary error.
11613 2009-06-23 Ian Lance Taylor <iant@google.com>
11616 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
11617 (Layout::make_output_section): Set have_stabstr_section_ if we see
11618 a .stab*str section.
11619 (Layout::finalize): Call link_stabs_sections.
11620 (Layout::link_stabs_sections): New file.
11621 * layout.h (class Layout): Add have_stabstr_section_ field.
11622 Declare link_stabs_sections.
11624 2009-06-23 Doug Kwan <dougkwan@google.com>
11626 * Makefile.am (libgold_a_LIBADD): New.
11627 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
11628 * Makefile.in: Regenerate.
11629 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
11630 * configure: Regenerate.
11631 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
11632 * fileread.cc: Include sys/state.h
11633 * gold.h: Declare memmem and strndup if found missing.
11634 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
11636 2009-06-23 Ian Lance Taylor <iant@google.com>
11638 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
11639 * configure: Rebuild.
11641 2009-06-23 Ian Lance Taylor <iant@google.com>
11644 * object.cc (Object::section_contents): Don't try to get a view if
11645 the section has length zero.
11646 (Object::handle_gnu_warning_section): If the section is empty, use
11647 the name of the section as the warning.
11649 2009-06-23 Ian Lance Taylor <iant@google.com>
11652 * stringpool.h (class Stringpool_template): Add optimize_ field.
11653 (Stringpool_template::set_optimize): New function.
11654 * stringpool.cc (Stringpool_template::Stringpool_template):
11655 Initialize optimize_ field.
11656 (Stringpool_template::set_string_offsets): Test local optimize
11657 fild rather than parameter.
11658 * layout.cc (Layout::Layout): Call set_optimize on the section
11661 2009-06-22 Ian Lance Taylor <iant@google.com>
11664 * yyscript.y: Parse TARGET.
11665 * script.cc (script_set_target): New function.
11666 * script-c.h (script_set_target): Declare.
11667 * options.cc (General_options::string_to_object_format): Rename
11668 from string_to_object_format in anonymous namespace. Change
11670 * options.h (class General_options): Declare
11671 string_to_object_format.
11673 2009-06-22 Ian Lance Taylor <iant@google.com>
11675 * script-sections.cc (Script_sections::create_segments): Don't put
11676 program headers in a PT_LOAD segment if -n or -N.
11678 2009-06-22 Ian Lance Taylor <iant@google.com>
11681 * options.h (class General_options): Add -z lazy and -z now. Sort
11682 -z options into alphabetical order.
11683 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
11685 2009-06-21 Ian Lance Taylor <iant@google.com>
11687 * layout.cc (Layout::make_output_section): Call
11688 Target::new_output_section.
11689 (Layout::attach_allocated_section_to_segment): Put large section
11690 sections in a separate load segment with the large segment flag
11692 (Layout::segment_precedes): Sort large data segments after other
11694 (align_file_offset): New static function.
11695 (Layout::set_segment_offsets): Use align_file_offset.
11696 * output.h (class Output_section): Add is_small_section_ and
11697 is_large_section_ fields.
11698 (Output_section::is_small_section): New function.
11699 (Output_section::set_is_small_section): New function.
11700 (Output_section::is_large_section): New function.
11701 (Output_section::set_is_large_section): New function.
11702 (Output_section::is_large_data_section): New function.
11703 (class Output_segment): Add is_large_data_segment_ field.
11704 (Output_segment::is_large_data_segment): New function.
11705 (Output_segment::set_is_large_data_segment): New function.
11706 * output.cc (Output_section::Output_section): Initialize new
11708 (Output_segment::Output_segment): Likewise.
11709 (Output_segment::add_output_section): Add assertion that large
11710 data sections always go in large data segments. Force small data
11711 sections to the end of the list of data sections. Force small BSS
11712 sections to the start of the list of BSS sections. For large BSS
11713 sections to the end of the list of BSS sections.
11714 * symtab.h (class Symbol): Declare is_common_shndx.
11715 (Symbol::is_defined): Check Symbol::is_common_shndx.
11716 (Symbol::is_common): Likewise.
11717 (class Symbol_table): Define enum Commons_section_type. Update
11718 declarations. Add small_commons_ and large_commons_ fields.
11719 * symtab.cc (Symbol::is_common_shndx): New function.
11720 (Symbol_table::Symbol_table): Initialize new fields.
11721 (Symbol_table::add_from_object): Put small and large common
11722 symbols in the right list.
11723 (Symbol_table::sized_finalized_symbol): Check
11724 Symbol::is_common_shndx.
11725 (Symbol_table::sized_write_globals): Likewise.
11726 * common.cc (Symbol_table::do_allocate_commons): Allocate new
11727 common symbol lists. Don't call do_allocate_commons_list if the
11729 (Symbol_table::do_allocate_commons_list): Remove is_tls
11730 parameter. Add comons_section_type parameter. Change all
11731 callers. Handle small and large common symbols.
11732 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
11733 Symbol::is_common_shndx.
11734 * resolve.cc (symbol_to_bits): Likewise.
11735 * target.h (Target::small_common_shndx): New function.
11736 (Target::small_common_section_flags): New function.
11737 (Target::large_common_shndx): New function.
11738 (Target::large_common_section_flags): New function.
11739 (Target::new_output_section): New function.
11740 (Target::Target_info): Add small_common_shndx, large_common_shndx,
11741 small_common_section_flags, and large_common_section_flags
11743 (Target::do_new_output_section): New virtual function.
11744 * arm.cc (Target_arm::arm_info): Initialize new fields.
11745 * i386.cc (Target_i386::i386_info): Likewise.
11746 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
11748 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
11749 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11750 (Target_x86_64::do_new_output_section): New function.
11751 * configure.ac: Define conditional MCMODEL_MEDIUM.
11752 * testsuite/Makefile.am (check_PROGRAMS): Add large.
11753 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
11754 (large_LDFLAGS): Define.
11755 * testsuite/large.c: New file.
11756 * testsuite/testfile.cc (Target_test::test_target_info):
11757 Initialize new fields.
11758 * configure, testsuite/Makefile.in: Rebuild.
11760 2009-06-05 Doug Kwan <dougkwan@google.com>
11762 * Makefile.am (CCFILES): Add target.cc.
11763 * Makefile.in: Regenerate.
11764 * i386.cc (class Target_i386): Define new virtual method to
11765 override do_is_local_label_name in parent.
11766 * object.cc (Sized_relobj::do_count_local_symbols): Discard
11767 local symbols if --discard-locals or -X is given.
11768 * options.h (class General_options): Declare new options
11769 '--discard-locals' and '-X' for discarding locals.
11770 * target.h (class Target): Define new methods is_local_label_name.
11771 Declare new virtual method do_is_local_label_name.
11772 * target.cc: New file.
11773 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
11774 (check_SCRIPTS): Add discard_locals_test.sh.
11775 (check_DATA): Add discard_local_tests.syms.
11776 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
11777 (discard_local_tests.syms, discard_locals_test.o): New make rules.
11778 * testsuite/Makefile.in: Regenerate.
11779 * testsuite/discard_locals_test.c: New file.
11780 * testsuite/discard_locals_test.sh: Same.
11782 2009-06-05 Doug Kwan <dougkwan@google.com>
11784 * object.cc (Sized_relobj::Sized_relobj): Initialize
11785 discarded_eh_frame_shndx_ to -1U.
11786 (Sized_relobj::do_layout): Record index of a discard .eh_frame
11788 (Sized_relobj::do_count_local_symbols): Skip local symbols in
11789 a discarded .eh_frame section.
11790 (Sized_relobj::do_finalize_local_symbols): Ditto.
11791 * object.h (class Sized_relobj): Declare new member
11792 discarded_eh_frame_shndx_.
11793 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
11794 (local_labels_test.o, local_labels_test): New rules.
11795 * testsuite/Makefile.in: Regenerate.
11797 2009-06-04 Doug Kwan <dougkwan@google.com>
11799 * layout.cc (Layout::section_name_mapping): Add mapping for
11800 special ARM sections.
11802 2009-06-03 Doug Kwan <dougkwan@google.com>
11804 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
11805 (utils::has_overflow): Same.
11807 2009-06-03 Ian Lance Taylor <iant@google.com>
11809 * layout.cc (Layout::section_name_mapping): New array, replacing
11810 Layout::linkonce_mapping.
11811 (Layout::section_name_mapping_count): New variable, replacing
11812 Layout::linkonce_mapping_count.
11813 (Layout::linkonce_output_name): Remove.
11814 (Layout::output_section_name): Rewrite.
11815 * layout.h (class Layout): Rename Linkonce_mapping to
11816 Section_name_mapping, linkonce_mapping to section_name_mapping,
11817 linkonce_mapping_count to section_name_mapping_count. Don't
11818 declare linkonce_output_name.
11820 2009-06-03 Doug Kwan <dougkwan@google.com>
11822 * gold/arm.cc (namespace utils): New.
11823 (Target_arm::reloc_is_non_pic): Define new method.
11824 (class Arm_relocate_functions): New.
11825 (Target_arm::Relocate::relocate): Handle relocation types used by
11828 2009-06-03 Ian Lance Taylor <iant@google.com>
11830 * arm.cc (Target_arm::scan::global): Use || instead of |.
11832 2009-06-02 Doug Kwan <dougkwan@google.com>
11834 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
11835 issued_non_pic_error_.
11836 (class Target_arm::Scan): Declare new method check_non_pic.
11837 Define new method symbol_needs_plt_entry.
11838 Declare new data member issued_non_pic_error_.
11839 (class Target_arm::Relocate): Declare new method
11840 should_apply_static_reloc.
11841 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
11842 (Target_arm::Scan::check_non_pic): Define new method.
11843 (Target_arm::Scan::local): Handle a small subset of reloc types used
11845 (Target_arm::Scan::local): Same.
11846 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
11848 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
11850 * incremental.cc (Incremental_inputs::report_command_line): Filter
11851 out --incremental-* options.
11853 2009-05-29 Doug Kwan <dougkwan@google.com>
11855 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
11857 (class Target_arm): Update comment.
11858 (Target_arm::Target_arm): Initialize new data members GOT_,
11859 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
11860 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
11861 and Target_arm::rel_dyn_section.
11862 Declare new_enum Target_arm::Got_type.
11863 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
11865 Update commments for member do_dynsym_value.
11866 (Target_arm::got_size, Target_arm::plt_section,
11867 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
11868 new methods inside class defintion.
11869 (Target_arm::got_section): Define new method.
11870 (Target_arm::rel_dyn_section): Same.
11871 (Output_data_plt_arm): New template class.
11872 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
11873 (Output_data_plt_arm:do_adjust_output_section): Define new method.
11874 (Output_data_plt_arm::add_entry): Same.
11875 (Output_data_plt_arm::first_plt_entry): Define new
11876 static data member for PLT instruction template.
11877 (Output_data_plt_arm::plt_entry): Same.
11878 (Output_data_plt_arm::do_write): Define new method.
11879 (Target_arm::make_plt_entry): Same.
11880 (Target_arm::do_finalize_sections): Same.
11881 (Target_arm::do_dynsym_value): Same.
11883 2009-05-28 Doug Kwan <dougkwan@google.com>
11885 * Makefile.am (TARGETSOURCES): Add arm.cc.
11886 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
11887 * Makefile.in: Regenerate.
11888 * arm.cc: New file.
11889 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
11891 2009-05-26 Doug Kwan <dougkwan@google.com>
11893 * options.cc (General_options::parse_exclude_libs). Fix a comment.
11894 (General_options::check_excluded_libs): Strip off directories in
11895 archive name before matching like GNU ld does.
11896 * testsuite/Makefile.am (MOSTLYCLEANFILES,
11897 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
11898 (exclude_libs_test_LDFLAGS): Add linker option
11899 -Wl,--exclude-libs,libexclude_libs_test_3
11900 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
11901 an explicit archive without using -l.
11902 (alt/libexclude_libs_test_3.a): New make rule.
11903 * testsuite/Makefile.in: Regenerate.
11904 * testsuite/exclude_libs_test.c : Declare lib3_default().
11906 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
11907 * exclude_libs_test_3.c: New file.
11909 2009-05-26 Nick Clifton <nickc@redhat.com>
11911 * po/id.po: New Indonesian translation.
11912 * po/gold.pot: Updated template file.
11914 2009-05-22 Sriraman Tallam <tmsriram@google.com>
11916 * testsuite/Makefile.am: Add -ffunction-sections to compile
11917 gc_comdat_test files. Add -Wl,--gc-sections to build
11919 * testsuite/Makefile.in: Regenerate.
11920 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
11922 2009-05-21 Sriraman Tallam <tmsriram@google.com>
11924 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
11925 kept comdat section was garbage collected.
11926 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
11927 * testsuite/Makefile.in: Regenerate.
11928 * testsuite/gc_comdat_test.sh: New file.
11929 * testsuite/gc_comdat_test_1.cc: New file.
11930 * testsuite/gc_comdat_test_2.cc: New file.
11932 2009-05-19 Doug Kwan <dougkwan@google.com>
11934 * archive.cc (Archive::Archive): Move constructor from archive.h
11935 to here. Initialize no_export_.
11936 (Archive::get_elf_object_for_member): Set no_export flag of object.
11937 * archive.h (Archive::Archive): Move constructor body to
11939 (Archive::no_export): New method.
11940 (Archive::no_export_): New field.
11941 * object.h (Object::Object): Initialize no_export_ to false.
11942 (Object::no_export, Object::set_no_export): New methods.
11943 (Object::no_export_): New field.
11944 * options.cc (General_options::parse_exclude_libs): New method.
11945 (General_options::check_excluded_libs) Same.
11946 * options.h (exclude_libs): New option.
11947 (General_options::check_excluded_libs): New method declaration.
11948 (General_options::excluded_libs_): New field.
11949 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
11950 default or protected visibility if an object has no-export flag set.
11951 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
11952 (check_SCRIPTS): Add exclude_libs_test.sh.
11953 (check_DATA): Add exclude_libs_test.syms.
11954 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
11955 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
11956 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
11957 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
11958 (exclude_libs_test.syms, libexclude_libs_test_1.a,
11959 libexclude_libs_test_2.a): New rules.
11960 * testsuite/Makefile.in: Regenerate.
11961 * testsuite/exclude_libs_test.c: New file.
11962 * testsuite/exclude_libs_test.sh: Ditto.
11963 * testsuite/exclude_libs_test_1.c: Ditto.
11964 * testsuite/exclude_libs_test_2.c: Ditto.
11966 2009-05-15 Ian Lance Taylor <iant@google.com>
11968 * configure.ac: Check for declarations for cases where libiberty.h
11969 checks HAVE_DECL_xxx.
11970 * configure, config.in: Rebuild.
11972 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
11974 * gold.h (Incremental_argument_list): Remove (invalid) forward
11976 * incremental.cc (Incremental_inputs::report_achive): New method.
11977 (Incremental_inputs::report_object): New method.
11978 (Incremental_inputs::report_script): New method.
11979 (Incremental_inputs::finalize_inputs): New method.
11980 (Incremental_inputs::finalize): Call finalize_inputs().
11981 (Incremental_inputs::sized_create_incremental_inputs_section_data):
11982 Create inputs entries.
11983 * incremental.h (Incremental_input_type): New enum.
11984 (Incremental_inputs::Incremental_input): Initialize new fields.
11985 (Incremental_inputs::report_inputs): New method.
11986 (Incremental_inputs::report_achive): New method.
11987 (Incremental_inputs::report_object): New method.
11988 (Incremental_inputs::report_script): New method.
11989 (Incremental_inputs::finalize_inputs): New method.
11990 (Incremental_inputs::Input_info): New struct.
11991 (Incremental_inputs::Input_info_map): New typedef.
11992 (Incremental_inputs::lock_): New field.
11993 (Incremental_inputs::Inputs_): New field.
11994 (Incremental_inputs::Inputs_map): New field.
11995 * main.cc (main): Call Incremental_input::report_inputs.
11996 * options.h (Input_argument_list): Typedef moved from
11998 (Input_file_group::Files): Remove, use ::Input_argument_list.
11999 (Input_file_group::Input_argument_list): Remove, use
12000 ::Input_argument_list.
12001 * plugin.cc (Plugin_manager::add_input_file): Add error in
12003 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
12005 * script.cc (read_input_script): Call
12006 Incremental_input::report_script.
12007 * script.h (Script_info): New class.
12009 2009-04-27 Ian Lance Taylor <iant@google.com>
12011 * x86_64.cc (do_adjust_output_section): Set entsize to
12014 2009-04-23 Elliott Hughes <enh@google.com>
12016 * output.cc (Output_file::close): After short writes, continue
12017 writing from the correct offset in the buffer being written.
12019 2009-04-23 Chris Demetriou <cgd@google.com>
12021 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
12022 * configure: Regenerate.
12023 * config.in: Regenerate.
12024 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
12025 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
12027 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
12029 * incremental.cc (Incremental_inputs_header_data): Renamed from
12030 Incremental_input_header_data.
12031 (Incremental_inputs_header_data::data_size): New field.
12032 (Incremental_inputs_header_data::put_input_file_count): Renamed
12033 from input_file_count.
12034 (Incremental_inputs_header_data::put_command_line_offset): Renamed
12035 from command_line_offset.
12036 (Incremental_inputs_header_data::put_reserved): Renamed from
12038 (Incremental_inputs_entry_data): Renamed from
12039 Incremental_input_entry_data.
12040 (Incremental_inputs_entry_data::data_size): New field.
12041 (Incremental_inputs::report_command_line): New method.
12042 (Incremental_inputs::finalize): New method.
12043 (Incremental_inputs::create_incremental_inputs_data): New method.
12044 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
12045 * incremental.h: New file.
12046 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
12047 (Layout::finalize): Create incremental inputs section in
12048 incremental builds.
12049 (Layout::create_incremental_info_sections): New method.
12050 * layout.h (Layout::incremental_inputs): New method.
12051 (Layout::create_incremental_info_sections): New method.
12052 (Layout::incremental_inputs_): New field.
12053 * main.cc (main): Notify Incremental_input of the command line.
12055 2009-04-01 Ian Lance Taylor <iant@google.com>
12056 Mikolaj Zalewski <mikolajz@google.com>
12058 * gold.h (reserve_unordered_map): Define, three versions, one for
12059 each version of Unordered_map.
12060 * layout.cc (Layout::Layout): Remove options parameter. Add
12061 number_of_input_files parameter. Don't initialize options_.
12062 Initialize number_of_input_files_ and resized_signatures_. Move
12063 sections_are_attached_.
12064 (Layout::layout_group): Reserve space for group_signatures_.
12065 (Layout::find_or_add_kept_section): Change name parameter to be a
12066 reference. Resize signatures_ map when it gets large enough.
12067 (Layout::layout_eh_frame): Use parameters->options() instead of
12069 (Layout::make_output_section): Likewise.
12070 (Layout::attach_allocated_section_to_segment): Likewise.
12071 (Layout::finalize, Layout::create_executable_stack): Likewise.
12072 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
12073 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
12074 * layout.h (class Layout): Update declarations. Remove options_
12075 field. Add number_of_input_files_ and resized_signatures_
12076 fields. Move sections_are_attached_ field.
12077 * main.cc (main): Pass number of input files to Layout
12078 constructor. Don't pass options.
12080 2009-03-30 Ian Lance Taylor <iant@google.com>
12082 * ffsll.c (ffsll): Correct implementation.
12084 2009-03-27 Ian Lance Taylor <iant@google.com>
12086 * ffsll.c: New file.
12087 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
12088 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
12089 * ftruncate.c (ftruncate): Declare before definition.
12090 * mremap.c (mremap): Likewise.
12091 * pread.c (pread): Likewise.
12092 * configure, Makefile.in, config.in: Rebuild.
12094 * mremap.c: New file.
12095 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
12096 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
12097 (mremap): Declare if HAVE_MREMAP is not defined.
12098 * configure, Makefile.in, config.in: Rebuild.
12100 2009-03-27 Cary Coutant <ccoutant@google.com>
12102 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
12103 position independent.
12104 * sparc.cc (Target_sparc::check_non_pic): Likewise.
12105 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
12107 2009-03-24 Cary Coutant <ccoutant@google.com>
12109 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
12111 (needs_dynamic_reloc): Likewise.
12113 2009-03-24 Ian Lance Taylor <iant@google.com>
12115 * yyscript.y (file_cmd): Recognize EXTERN.
12116 (extern_name_list, extern_name_list_body): New nonterminals.
12117 * script.cc (script_add_extern): Define.
12118 * script-c.h (script_add_extern): Declare.
12120 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
12122 * object.cc (is_elf_object): Define.
12123 * object.h (is_elf_object): Declare.
12124 * archive.cc (Archive::get_elf_object_for_member): Call
12126 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
12128 2009-03-24 Elliott Hughes <enh@google.com>
12130 * output.cc (Output_file::map_anonymous): Define.
12131 (Output_file::map): Use map_anonymous. If the regular mmap fails,
12132 try an anonymous one. Report the size if the mmap fails.
12133 * output.h (class Output_file): Declare map_anonymous.
12135 2009-03-24 Ian Lance Taylor <iant@google.com>
12137 * target-select.cc (instantiate_target): Don't acquire the lock if
12138 the instantiated_target_ field has already been set.
12140 2009-03-23 Ian Lance Taylor <iant@google.com>
12142 * gold-threads.h (class Initialize_lock): Define.
12143 * gold-threads.cc (class Initialize_lock_once): Define.
12144 (initialize_lock_control): New static variable.
12145 (initialize_lock_pointer): New static variable.
12146 (initialize_lock_once): New static function.
12147 (Initialize_lock::Initialize_lock): Define.
12148 (Initialize_lock::initialize): Define.
12149 * target-select.h: Include "gold-threads.h".
12150 (class Target_selector): Add lock_ and initialize_lock_ fields.
12151 Don't define instantiate_target, just declare it.
12152 * target-select.cc (Target_selector::Target_selector): Initialize
12154 (Target_selector::instantiate_target): Define.
12155 * descriptors.h: Include "gold-threads.h".
12156 (class Descriptors): Add initialize_lock_ field.
12157 * descriptors.cc (Descriptors::Descriptors): Initialize new
12159 (Descriptors::open): Use initialize_lock_ field
12160 * errors.h (class Errors): Add initialize_lock_ field.
12161 * errors.cc (Errors::Errors): Initialize new field.
12162 (Errors::initialize_lock): Use initialize_lock_ field.
12163 * powerpc.cc (class Target_selector_powerpc): Remove
12164 instantiated_target_ field. In do_recognize call
12165 instantiate_target rather than do_instantiate_target. In
12166 do_instantiate_target just allocate a new target.
12167 * sparc.cc (class Target_selector_sparc): Likewise.
12169 * freebsd.h: New file.
12170 * i386.cc: Include "freebsd.h".
12171 (Target_i386): Derive from Target_freebsd rather than
12173 (Target_selector_i386): Derive from Target_selector_freebsd rather
12174 than Target_selector.
12175 * x86_64.cc: Include "freebsd.h".
12176 (Target_x86_64): Derive from Target_freebsd rather than
12178 (Target_selector_x86_64): Derive from Target_selector_freebsd
12179 rather than Target_selector.
12180 * target.h (class Target): Add adjust_elf_header and
12181 do_adjust_elf_header.
12182 * output.cc (Output_file_header:: do_sized_write): Call target
12183 adjust_elf_header routine.
12184 * configure.tgt: Set targ_osabi.
12185 * configure.ac: Define GOLD_DEFAULT_OSABI.
12186 * parameters.cc (Parameters::default_target): Pass
12187 GOLD_DEFAULT_OSABI to select_target.
12188 * target-select.h (class Target_selector): Make instantiate_target
12189 protected rather than private.
12190 * Makefile.am (HFILES): Add freebsd.h.
12191 * configure, Makefile.in, config.in: Rebuild.
12193 * merge.cc (do_add_input_section): Correct pend value. Change
12194 message about last entry not being null terminated from error to
12197 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
12199 * incremental.cc: New file.
12200 * Makefile.am (CCFILES): Add incremental.cc.
12201 * Makefile.in: Rebuild.
12203 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
12205 * layout.cc (Layout::output_section_name): Preserve names
12206 of '.note.' sections.
12208 2009-03-19 Ian Lance Taylor <iant@google.com>
12210 * descriptors.cc (Descriptors::open): Check that the options are
12211 valid before using them.
12213 2009-03-18 Ian Lance Taylor <iant@google.com>
12215 * script-sections.h: Include <list>.
12216 (class Script_sections): Change Sections_elements from std::vector
12217 to std::list. Typedef public Elements_iterator. Add
12218 orphan_section_placement_, data_segment_align_start_, and
12219 saw_data_segment_align_ fields. Remove data_segment_align_index_
12221 * script-sections.cc (class Orphan_section_placement): New class.
12222 (class Sections_element): Add virtual functions is_relro and
12223 orphan_section_init. Remove virtual function place_orphan_here.
12224 (class Output_section_definition): Add is_relro and
12225 orphan_section_init. Remove place_orphan_here.
12226 (class Orphan_output_section): Likewise.
12227 (Script_sections::Script_sections): Update for field changes.
12228 (Script_sections::data_segment_align): Set saw_data_segment_align_
12229 and data_segment_align_start_, not data_segment_align_index.
12230 (Script_sections::data_segment_relro_end): Check
12231 saw_data_segment_align_. Use data_segment_align_start_ rather
12232 than data_segment_align_index_.
12233 (Script_sections::place_orphan): Rewrite to use
12234 Orphan_section_placement.
12236 2009-03-17 Ian Lance Taylor <iant@google.com>
12238 * archive.cc (Archive::add_symbols): Check for a version attached
12239 to the symbol name in the archive map.
12240 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
12241 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
12242 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
12243 (ver_test_11.a): New target.
12244 * testsuite/Makefile.in: Rebuild.
12246 * configure.ac: Check for chsize and posix_fallocate. Replace
12248 * ftruncate.c: New file, from gnulib.
12249 * output.cc (posix_fallocate): Define dummy version if not
12250 HAVE_POSIX_FALLOCATE.
12251 (Output_file::map): Call posix_fallocate rather than lseek and
12253 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
12254 * configure, Makefile.in, config.in: Rebuild.
12256 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
12258 * layout.h (Layout::create_note): Add section_name parameter.
12259 * layout.cc (Layout::create_note): Likewise.
12260 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
12262 2009-03-17 Ian Lance Taylor <iant@google.com>
12264 * descriptors.cc: Include "options.h".
12265 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
12266 (Descriptors::open): Always use O_CLOEXEC when opening a new
12267 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
12268 then set FD_CLOEXEC.
12270 * sparc.cc (class Target_sparc): Add has_got_section.
12271 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
12272 make sure we have a GOT section.
12274 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
12275 (Target_sparc::Scan::local): Likewise.
12276 (Target_sparc::Scan::global): Likewise.
12277 (Target_sparc::Relocate::relocate): Likewise.
12278 (Target_sparc::Relocate::relocate_tls): Likewise.
12280 * symtab.cc (Symbol_table::define_default_version): New function,
12281 broken out of add_from_object.
12282 (Symbol_table::add_from_object): Call define_default_version.
12283 (Symbol_table::define_special_symbol): Add resolve_oldsym
12284 parameter. Change all callers. If the version for a symbol comes
12285 from a version script, resolve it with the symbol with the same
12286 name with no version. Also add the symbol without a version if
12288 (do_define_in_output_data): If resolving with oldsym, don't delete
12290 (do_define_in_output_segment): Likewise.
12291 (do_define_as_constant): Likewise.
12292 * symtab.h (class Symbol_table): Update declarations.
12294 2009-03-13 Ian Lance Taylor <iant@google.com>
12296 * readsyms.cc (Read_symbols::incompatible_warning): New function.
12297 (Read_symbols::requeue): New function.
12298 (Read_symbols::do_read_symbols): If make_elf_object fails because
12299 the target type is not configured, and the file was searched for,
12300 issue a warning and retry with the next directory.
12301 (Add_symbols::run): If the file has an incompatible format, and
12302 it was searched for, requeue the Read_symbols task. On error,
12303 release the object.
12304 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
12305 dirindex parameter to constructor. Change all callers. Declare
12306 incompatible_warning and requeue.
12307 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
12308 input_argument_ and input_group_ fields. Add them to
12309 constructor. Change all callers.
12310 (class Read_script): Add dirindex_ field. Add it to constructor.
12311 Change all callers.
12312 * archive.cc (Archive::setup): Remove input_objects parameter.
12313 Change all callers.
12314 (Archive::get_file_and_offset): Likewise.
12315 (Archive::read_all_symbols): Likewise.
12316 (Archive::read_symbols): Likewise.
12317 (Archive::get_elf_object_for_member): Remove input_objects
12318 parameter. Add punconfigured parameter. Change all callers.
12319 (Archive::add_symbols): Change return type to bool. Check return
12320 value of include_member.
12321 (Archive::include_all_members): Likewise.
12322 (Archive::include_member): Change return type to bool. Return
12323 false if first included object has incompatible target. Set
12324 included_member_ field.
12325 (Add_archive_symbols::run): If add_symbols returns false, requeue
12327 * archive.h (class Archive): Add included_member_ field.
12328 Initialize it in constructor. Add input_file and searched_for
12329 methods. Update declarations.
12330 (class Add_archive_symbols): Add dirpath_, dirindex_, and
12331 input_argument_ fields. Add them to constructor. Change all
12333 * script.cc: Include "target-select.h".
12334 (class Parser_closure): Add skip_on_incompatible_target_ and
12335 found_incompatible_target_ fields. Add
12336 skip_on_incompatible_target parameter to constructor. Change all
12337 callers. Add methods skip_on_incompatible_target,
12338 clear_skip_on_incompatible_target, found_incompatible_target, and
12339 set_found_incompatible_target.
12340 (read_input_script): Add dirindex parameter. Change all callers.
12341 If parser finds an incompatible target, requeue Read_symbols
12343 (script_set_symbol): Clear skip_on_incompatible_target in
12345 (script_add_assertion, script_parse_option): Likewise.
12346 (script_start_sections, script_add_phdr): Likewise.
12347 (script_check_output_format): New function.
12348 * script.h (read_input_script): Update declaration.
12349 * script-c.h (script_check_output_format): Declare.
12350 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
12351 (ignore_cmd): Remove OUTPUT_FORMAT.
12352 * fileread.cc (Input_file::Input_file): Add explicit this.
12353 (Input_file::will_search_for): New function.
12354 (Input_file::open): Add pindex parameter. Change all callers.
12355 * fileread.h (class Input_file): Add input_file_argument method.
12356 Declare will_search_for. Update declarations.
12357 * object.cc (make_elf_object): Add punconfigured parameter.
12358 Change all callers.
12359 * object.h (class Object): Make input_file public. Add
12360 searched_for method.
12361 (make_elf_object): Update declaration.
12362 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
12364 * dirsearch.h (class Dirsearch): Update declaration.
12365 * options.h (class General_options): Add --warn-search-mismatch.
12366 * parameters.cc (Parameters::is_compatible_target): New function.
12367 * parameters.h (class Parameters): Declare is_compatible_target.
12368 * workqueue.cc (Workqueue::add_blocker): New function.
12369 * workqueue.h (class Workqueue): Declare add_blocker.
12371 * fileread.cc (Input_file::open): Remove options parameter.
12372 Change all callers.
12373 (Input_file::open_binary): Likewise.
12374 * script.cc (read_input_script): Likewise.
12375 * readsyms.h (class Read_symbols): Remove options_ field. Remove
12376 options parameter from constructor. Change all callers.
12377 (class Read_script): Likewise.
12378 * fileread.h (class Input_file): Update declarations.
12379 * script.h (read_input_script): Update declaration.
12381 2009-03-10 Nick Clifton <nickc@redhat.com>
12383 * po/es.po: New Spanish translation.
12385 2009-03-06 Cary Coutant <ccoutant@google.com>
12387 * options.cc (parse_short_option): Keep dash_z from registering itself.
12389 2009-03-03 Ian Lance Taylor <iant@google.com>
12392 * target-reloc.h (relocate_section): Pass output_section to
12394 * i386.cc (Target_i386::should_apply_static_reloc): Add
12395 output_section parameter. Change all callers.
12396 (Target_i386::Relocate::relocate): Add output_section parameter.
12397 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12398 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
12399 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
12400 * testsuite/two_file_shared.sh: New script.
12401 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
12402 (check_DATA): Add two_file_shared.dbg.
12403 (two_file_shared.dbg): New target.
12404 * testsuite/Makefile.in: Rebuild.
12406 2009-03-01 Ian Lance Taylor <iant@google.com>
12408 * configure.ac: Check for byteswap.h.
12409 * configure: Rebuild.
12410 * config.in: Rebuild.
12412 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
12414 * layout.cc (Layout::find_or_add_kept_section): New function.
12415 (Layout::add_comdat): Removed.
12416 * layout.h (struct Kept_section): Move out of class Layout.
12417 Remove trailing underscores from field names. Add group_sections
12418 field. Rename group_ field to is_group. Change all uses.
12419 (class Layout): Declare find_or_add_kept_section, not add_comdat.
12420 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
12421 comdat_groups_ field.
12422 (Sized_relobj::include_section_group): Use
12423 find_or_add_kept_section and Kept_section::group_sections.
12424 (Sized_relobj::include_linkonce_section): Likewise.
12425 * object.cc (class Sized_relobj): Don't define Comdat_group or
12426 Comdat_group_table. Remove find_comdat_group and
12427 add_comdat_group. Remove comdat_groups_ field.
12428 * plugin.cc (include_comdat_group): Use
12429 Layout::find_or_add_kept_section.
12431 2009-02-28 Ian Lance Taylor <iant@google.com>
12433 * README: --gc-sections and map files are now supported. Document
12434 some build requirements.
12437 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
12438 relocatable link set the value of the section symbol to zero.
12439 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
12440 relocatable link don't include the section address in the local
12443 2009-02-27 Ian Lance Taylor <iant@google.com>
12446 * options.h (class Search_directory): Add is_system_directory.
12447 (class General_options): Declare is_in_system_directory.
12448 * options.cc (get_relative_sysroot): Make static.
12449 (get_default_sysroot): Make static.
12450 (General_optoins::is_in_system_directory): New function.
12451 * fileread.cc (Input_file::is_in_system_directory): New function.
12452 * fileread.h (class Input_file): Declare is_in_system_directory.
12453 * object.h (class Object): Add is_in_system_directory.
12454 (class Input_objects): Remove system_library_directory_ field.
12455 * object.cc (Input_objects::add_object): Don't set
12456 system_library_directory_.
12457 (input_objects::found_in_system_library_directory): Remove.
12458 * symtab.cc (Symbol_table::write_globals): Remove input_objects
12459 parameter. Change all callers.
12460 (Symbol_table::sized_write_globals): Likewise.
12461 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
12462 Call Object::is_in_system_directory.
12463 * symtab.h (class Symbol_table): Update declarations.
12466 * descriptors.h (Open_descriptor): Add is_on_stack field.
12467 * descriptors.cc (Descriptors::open): If the descriptor is on the
12468 top of the stack, remove it. Initialize is_on_stack field.
12469 (Descriptors::release): Only add pod to stack if it is not on the
12471 (Descriptors::close_some_descriptor): Clear stack_next and
12472 is_on_stack fields.
12475 * output.cc (Output_section::find_starting_output_address): Rename
12476 from starting_output_address; add PADDR parameter; change return
12478 * output.h (class Output_section): Declare
12479 find_starting_output_address instead of starting_output_address.
12480 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
12481 section symbol for which we can't find a merge section.
12484 * symtab.cc (Symbol_table::add_from_object): If the visibility is
12485 hidden or internal, force the symbol to be local.
12486 * resolve.cc (Symbol::override_visibility): Define.
12487 (Symbol::override_base): Use override_visibility.
12488 (Symbol_table::resolve): Likewise.
12489 (Symbol::override_base_with_special): Likewise.
12490 (Symbol_table::override_with_special): If the visibility is hidden
12491 or internal, force the symbol to be local.
12492 * symtab.h (class Symbol): Add set_visibility and
12493 override_visibility.
12494 * testsuite/ver_test_1.sh: New file.
12495 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
12496 (check_DATA): Add ver_test_1.syms.
12497 (ver_test_1.syms): New target.
12498 * testsuite/Makefile.in: Rebuild.
12500 2009-02-25 Cary Coutant <ccoutant@google.com>
12502 * layout.cc (Layout::choose_output_section): Don't rename sections
12503 when using a linker script that has a SECTIONS clause.
12504 * Makefile.in: Regenerate.
12506 * testsuite/Makefile.am (script_test_5.sh): New test case.
12507 * testsuite/Makefile.in: Regenerate.
12508 * testsuite/script_test_5.cc: New file.
12509 * testsuite/script_test_5.sh: New file.
12510 * testsuite/script_test_5.t: New file.
12512 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
12514 * archive.cc (Archive::include_member): Update calls to add_symbols.
12515 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
12516 the Layout argument.
12517 * dynobj.h (do_add_symbols): Add the Layout argument.
12518 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
12520 * object.h (Object::add_symbols): Add the Layout argument.
12521 (Object::do_add_symbols): Add the Layout argument.
12522 (Sized_relobj::do_add_symbols): Add the Layout argument.
12523 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
12524 Unify the two versions.
12525 (Add_plugin_symbols): Remove.
12526 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
12527 (Sized_pluginobj::do_add_symbols): Unify the two versions.
12528 (Add_plugin_symbols): Remove.
12529 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
12530 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
12531 (Add_symbols::run): Make it work with Pulginobj.
12533 2009-02-06 Ian Lance Taylor <iant@google.com>
12535 * object.cc (Sized_relobj::do_layout): Make info message start
12536 with lower case letter.
12538 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
12540 * binary.cc: Fix file comment.
12542 * options.h (enum Incremental_disposition): Define.
12543 (class General_options): Add new options: --incremental,
12544 --incremental_changed, --incremental_unchanged,
12545 --incremental_unknown. Add incremental_disposition_ and
12546 implicit_incremental_ fields.
12547 (General_options::incremental_disposition): New function.
12548 (class Position_dependent_options): Add incremental_disposition
12550 (Position_dependent_options::copy_from_options): Set incremental
12552 * options.cc (General_options::parse_incremental_changed): New
12554 (General_options::parse_incremental_unchanged): New function.
12555 (General_options::parse_incremental_unknown): New function.
12556 (General_options::General_options): Initialize new fields
12557 incremental_disposition_ and implicit_incremental_.
12558 (General_options::finalize): Check for uasge of --incremental-*
12559 without --incremental.
12561 2009-02-06 Chris Demetriou <cgd@google.com>
12563 * gold.h (gold_undefined_symbol): Change to take only a Symbol
12564 pointer and to report location as the file name associated with
12566 (gold_undefined_symbol_at_location): New function to replace the
12567 old gold_undefined_symbol functionality.
12568 * target-reloc.h (relocate_section): Update to use
12569 gold_undefined_symbol_at_location.
12570 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12571 Call gold_undefined_symbol function rather than gold_error.
12572 * errors.h (Errors::undefined_symbol): Take location as a
12573 string, rather than calculating it from a relocation.
12574 * errors.cc (Errors::fatal): Print "fatal error:" before the
12576 (Errors::error, Errors::error_at_location): Print "error: "
12577 before the formatted message.
12578 (Errors::undefined_symbol): Take location as a string, rather
12579 than calculating it from a relocation.
12580 (gold_undefined_symbol_at_location): New function akin to
12581 old gold_undefined_symbol, calculates location from relocation.
12582 (gold_undefined_symbol): Change to take only a Symbol pointer
12583 and to report location as the file name associated with the symbol.
12584 * testsuite/debug_msg.sh: Update for changed error messages.
12585 * testsuite/undef_symbol.sh: Likewise.
12587 2009-02-04 Duncan Sands <baldrick@free.fr>
12590 * reduced_debug_output.h
12591 (Output_reduced_debug_abbrev_section::failed): Use format for
12593 (Output_reduced_debug_info_section::faild): Likewise.
12595 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
12597 * script.cc (Lazy_demangler): New class.
12598 (Version_script_info::get_symbol_version_helper): Demangle a
12601 2009-01-29 Cary Coutant <ccoutant@google.com>
12603 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
12605 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12607 2009-01-28 Ian Lance Taylor <iant@google.com>
12609 * version.cc (version_string): Bump to 1.9.
12611 * gold.h: Include <cstring> and <stdint.h>.
12612 * version.cc: Include <cstdio>.
12613 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
12615 * reduced_debug_output.cc (insert_into_vector): Rename from
12616 Insert_into_vector; change all callers. Use Swap_unaligned to
12617 avoid aliasing issue; remove union since it is unnecessary.
12619 2009-01-27 Sriraman Tallam <tmsriram@google.com>
12621 * Makefile.am (CCFILES): Add gc.cc.
12622 (HFILES): Add gc.h.
12623 * Makefile.in: Regenerate.
12624 * gold.cc (Gc_runner): New class.
12625 (queue_initial_tasks): Call garbage collection related tasks
12626 when corresponding options are invoked.
12627 (queue_middle_gc_tasks): New function.
12628 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
12629 processed early before laying out sections during garbage collection.
12630 * gold.h (queue_middle_gc_tasks): New function.
12631 (is_prefix_of): Move from "layout.cc".
12632 * i386.cc (Target_i386::gc_process_relocs): New function.
12633 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
12634 * main.cc (main): Create object of class "Garbage_collection".
12635 * object.cc (Relobj::copy_symbols_data): New function.
12636 (Relobj::is_section_name_included): New function.
12637 (Sized_relobj::do_layout): Allow this function to be called twice
12638 during garbage collection and defer layout of section during the
12640 * object.h (Relobj::get_symbols_data): New function.
12641 (Relobj::is_section_name_included): New function.
12642 (Relobj::copy_symbols_data): New function.
12643 (Relobj::set_symbols_data): New function.
12644 (Relobj::get_relocs_data): New function.
12645 (Relobj::set_relocs_data): New function.
12646 (Relobj::is_output_section_offset_invalid): New pure virtual function.
12647 (Relobj::gc_process_relocs): New function.
12648 (Relobj::do_gc_process_relocs): New pure virtual function.
12649 (Relobj::sd_): New data member.
12650 (Sized_relobj::is_output_section_offset_invalid): New function.
12651 (Sized_relobj::do_gc_process_relocs): New function.
12652 * options.h (General_options::gc_sections): Modify to not be a no-op.
12653 (General_options::print_gc_sections): New option.
12654 * plugin.cc (Plugin_finish::run): Remove function call to
12655 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
12656 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
12657 * reloc.cc (Read_relocs::run): Add task to process relocs and
12658 determine unreferenced sections when doing garbage collection.
12659 (Gc_process_relocs): New class.
12660 (Sized_relobj::do_gc_process_relocs): New function.
12661 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
12662 sections that are garbage collected.
12663 * reloc.h (Gc_process_relocs): New class.
12664 * sparc.cc (Target_sparc::gc_process_relocs): New function.
12665 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
12666 symbols whose corresponding sections are garbage collected.
12667 (Symbol_table::Symbol_table): Add new parameter for the garbage
12669 (Symbol_table::gc_mark_undef_symbols): New function.
12670 (Symbol_table::gc_mark_symbol_for_shlib): New function.
12671 (Symbol_table::gc_mark_dyn_syms): New function.
12672 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
12674 (Symbol_table::add_from_object): Likewise.
12675 (Symbol_table::add_from_relobj): When building shared objects, do not
12676 treat externally visible symbols as garbage.
12677 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
12678 table information for static and relocatable links.
12679 * symtab.h (Symbol_table::set_gc): New function.
12680 (Symbol_table::gc): New function.
12681 (Symbol_table::gc_mark_undef_symbols): New function.
12682 (Symbol_table::gc_mark_symbol_for_shlib): New function.
12683 (Symbol_table::gc_mark_dyn_syms): New function.
12684 (Symbol_table::gc_): New data member.
12685 * target.h (Sized_target::gc_process_relocs): New pure virtual
12687 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
12688 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
12690 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
12692 * options.h (General_options::gc_sections): Define as a no-op for now.
12693 (General_options::no_keep_memory): Ditto.
12694 (General_options::Bshareable): Define.
12695 * options.cc (General_options::finalize): Honor -Bshareable.
12697 2009-01-20 Andreas Schwab <schwab@suse.de>
12699 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
12700 read the value in the contents, since we don't use it. Use the
12701 template endianness when writing.
12702 (Relocate::relocate): Use it for R_PPC_REL16_HA.
12704 2009-01-19 Andreas Schwab <schwab@suse.de>
12706 * configure.tgt (powerpc64-*): Fix targ_obj.
12708 2009-01-15 Ian Lance Taylor <iant@google.com>
12710 * object.cc (Sized_relobj::write_local_symbols): Don't write out
12711 local symbols when stripping all symbols.
12713 2009-01-14 Cary Coutant <ccoutant@google.com>
12715 * output.cc (Output_reloc): Add explicit instantiations.
12717 2009-01-14 Cary Coutant <ccoutant@google.com>
12719 * archive.cc (Archive::get_elf_object_for_member): Remove call
12720 to File_read::claim_for_plugin.
12721 * descriptors.cc (Descriptors::open): Remove reference to
12723 (Descriptors::claim_for_plugin): Remove.
12724 * descriptors.h (Descriptors::claim_for_plugin): Remove.
12725 (Descriptors::is_claimed): Remove.
12726 (claim_descriptor_for_plugin): Remove.
12727 * fileread.cc (File_read::claim_for_plugin): Remove.
12728 * fileread.h (File_read::claim_for_plugin): Remove.
12729 (File_read::descriptor): Reopen descriptor if necessary.
12730 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
12731 (Plugin_manager::all_symbols_read): Add task parameter. Change
12733 (Plugin_manager::get_input_file): New function.
12734 (Plugin_manager::release_input_file): New function.
12735 (Pluginobj::Pluginobj): Add filesize parameter and initialize
12736 corresponding data member.
12737 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
12738 and pass to base constructor. Change all callers.
12739 (get_input_file, release_input_file): New functions.
12740 (make_sized_plugin_object): Add filesize parameter. Change all callers.
12741 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
12742 (Plugin_manager::all_symbols_read): Add task parameter.
12743 (Plugin_manager::get_input_file): New function.
12744 (Plugin_manager::release_input_file): New function.
12745 (Plugin_manager::task_): New data member.
12746 (Pluginobj::Pluginobj): Add filesize parameter.
12747 (Pluginobj::filename): New function.
12748 (Pluginobj::descriptor): New function.
12749 (Pluginobj::filesize): New function.
12750 (Pluginobj::filesize_): New data member.
12751 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
12752 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
12753 File_read::claim_for_plugin; use Object::unlock to unlock the file.
12755 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
12756 with archive libraries.
12757 * testsuite/Makefile.in: Regenerate.
12758 * testsuite/plugin_test.c (struct sym_info): New type.
12759 (get_input_file, release_input_file): New static variables.
12760 (onload): Capture new transfer vector entries.
12761 (claim_file_hook): Stop reading at end of file according to filesize.
12762 Factor out parsing of readelf output into separate function.
12763 (all_symbols_read_hook): Exercise get_input_file and release_input_file
12764 APIs and get the source file name from the symbol table. Convert
12765 source file name to corresponding object file name. Print info
12766 message when adding new input files.
12767 (parse_readelf_line): New function.
12768 * testsuite/plugin_test_1.sh: Add checks for new info messages.
12769 * testsuite/plugin_test_2.sh: Likewise.
12770 * testsuite/plugin_test_3.sh: Likewise.
12771 * testsuite/plugin_test_4.sh: New test case.
12773 2009-01-07 Ian Lance Taylor <iant@google.com>
12775 * version.cc (version_string): Bump to 1.8.
12777 2008-12-23 Cary Coutant <ccoutant@google.com>
12779 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
12780 * plugin.cc (Plugin_manager::finish): Rename as
12781 layout_deferred_objects. Move cleanup to separate function.
12782 (Plugin_manager::cleanup): New function.
12783 (Plugin_finish::run): Call layout_deferred_objects and cleanup
12785 * plugin.h (Plugin_manager::finish): Rename as
12786 layout_deferred_objects.
12787 (Plugin_manager::cleanup): New function.
12788 (Plugin_manager::cleanup_done): New field.
12790 2008-12-23 Cary Coutant <ccoutant@google.com>
12792 * plugin.cc (is_visible_from_outside): New function.
12793 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
12794 so we don't return "IR only" status for exported symbols or -r links.
12796 * testsuite/Makefile.am (plugin_test_3): New test case.
12797 * testsuite/Makefile.in: Regenerate.
12798 * testsuite/plugin_test_3.sh: New file.
12800 2008-12-22 Cary Coutant <ccoutant@google.com>
12802 * object.cc (Sized_relobj::layout_section): New function.
12803 (Sized_relobj::do_layout): Defer layout of input sections until after
12804 plugin has provided replacement files.
12805 (Sized_relobj::do_layout_deferred_sections): New function.
12806 * object.h (Relobj::set_section_offset): Remove virtual keyword.
12807 (Relobj::layout_deferred_sections): New function.
12808 (Relobj::do_layout_deferred_sections): New function.
12809 (Sized_relobj::do_layout_deferred_sections): New function.
12810 (Sized_relobj::layout_section): New function.
12811 (Sized_relobj::Deferred_layout): New structure.
12812 (Sized_relobj::deferred_layout_): New field.
12813 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
12814 Change all callers. Layout deferred sections.
12815 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
12817 (Plugin_hook::run): Move code from do_plugin_hook inline.
12818 (Plugin_hook::do_plugin_hook): Remove.
12819 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
12820 (Plugin_manager::finish): Renamed, was cleanup.
12821 (Plugin_manager::should_defer_layout): New function.
12822 (Plugin_manager::add_deferred_layout_object): New function.
12823 (Plugin_manager::Deferred_layout_list): New type.
12824 (Plugin_manager::deferred_layout_objects_): New field.
12825 (Plugin_hook::do_plugin_hook): Remove.
12827 2008-12-17 Ian Lance Taylor <iant@google.com>
12829 * options.h (class General_options): Add --no case for
12832 2008-12-16 Cary Coutant <ccoutant@google.com>
12834 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
12836 (Plugin_manager::claim_file): Create plugin object even if
12837 plugin did not call the add_symbols callback.
12838 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
12839 asking for more symbols than were added.
12840 * testsuite/Makefile.am (plugin_test_1): Add test case with
12842 (empty.syms): New target.
12843 * testsuite/Makefile.in: Regenerate.
12844 * testsuite/plugin_test.c (claim_file_hook): Add new debug
12845 message. Don't call add_symbols if no globals.
12846 (all_symbols_read_hook): Don't provide replacement for empty
12849 2008-12-12 Ian Lance Taylor <iant@google.com>
12851 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
12852 r_type == 0 for a local symbol with r_sym == 0.
12853 (scan_relocatable_relocs): Pass r_sym to
12854 local_non_section_strategy.
12855 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
12858 * configure.ac: Update test for TLS descriptors: they are
12859 supported as of glibc 2.9.
12860 * configure: Rebuild.
12862 2008-12-11 Ian Lance Taylor <iant@google.com>
12865 * target-reloc.h (Default_scan_relocatable_relocs): For each
12866 function, map r_type == 0 to RELOC_DISCARD.
12868 2008-12-10 Cary Coutant <ccoutant@google.com>
12870 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
12871 object to override a kept COMDAT group from a plugin object.
12873 2008-12-09 Ian Lance Taylor <iant@google.com>
12876 * yyscript.y (file_cmd): Handle INPUT.
12878 * testsuite/initpri1.c: Change all declarations to be full
12879 prototypes by adding void, to avoid compiler warnings.
12881 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
12883 * options.cc (General_options::parse_plugin_opt): New.
12884 (General_options::add_plugin): The argument now is just the filename.
12885 (General_options::add_plugin_option): New.
12886 * options.h (plugin_opt): New.
12887 (add_plugin): Change argument name.
12888 (add_plugin_option): New.
12889 * plugin.cc (Plugin::load): Don't parse the plugin option.
12890 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
12891 (Plugin::add_option): New.
12892 (Plugin::args_): Change type.
12893 (Plugin::filename_): New.
12894 (Plugin_manager::add_plugin_option): New.
12895 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
12896 * testsuite/Makefile.in: Regenerate.
12898 2008-12-05 Cary Coutant <ccoutant@google.com>
12900 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
12901 Handle --strip-lto-sections option.
12902 * options.h (strip_lto_sections): New option.
12904 2008-12-01 Cary Coutant <ccoutant@google.com>
12906 * plugin.cc (ld_plugin_message): Change format parameter to const.
12907 Fix mismatch between new[] and delete.
12909 2008-11-14 Cary Coutant <ccoutant@google.com>
12911 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
12914 2008-11-05 Craig Silverstein <csilvers@google.com>
12916 * options.cc (General_options::parse_dynamic_list): New function.
12917 * options.h (General_options): New flags dynamic_list,
12918 dynamic_list_data, dynamic_list_cpp_new, and
12919 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
12920 (General_options::in_dynamic_list): New function.
12921 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
12922 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
12923 (Lex::can_continue_name): Likewise.
12925 (read_script_file): New parameter script_options.
12926 (read_dynamic_list): New function.
12927 (Script_options::define_dynamic_list): New function.
12928 (dynamic_list_keyword_parsecodes): New variable.
12929 (dynamic_list_keywords): New variable.
12930 * script.h (Script_options::define_dynamic_list): New function
12932 (read_dynamic_list): New function prototype.
12933 * symtab.cc (strprefix): New macro.
12934 (Symbol::should_add_dynsym_entry): Support dynamic_list,
12935 dynamic_list_data, dynamic_list_cpp_new, and
12936 dynamic_list_cpp_typeinfo.
12937 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
12938 (dynamic_list_expr): New rule.
12939 (dynamic_list_nodes): Likewise.
12940 (dynamic_list_node): Likewise.
12941 * testsuite/Makefile.am (dynamic_list): New test.
12942 * testsuite/Makefile.in: Regenerated.
12943 * testsuite/dynamic_list.t: New file.
12944 * testsuite/dynamic_list.sh: New file.
12946 2008-11-05 Craig Silverstein <csilvers@google.com>
12948 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
12949 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
12950 (t11_last): Likewise.
12951 * testsuite/ver_test_6.c (main): Likewise.
12953 2008-10-07 Cary Coutant <ccoutant@google.com>
12955 * options.c (General_options::finalize): Add check for -static and
12957 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
12960 2008-10-02 Cary Coutant <ccoutant@google.com>
12962 * plugin.cc (make_sized_plugin_object): Fix conditional
12963 compilation to work when not all targets are enabled.
12965 2008-09-29 Cary Coutant <ccoutant@google.com>
12967 * archive.cc (Archive::get_file_and_offset): Use filename instead
12968 of name to get library path.
12969 (Archive::include_member): Unlock external member of a thin archive.
12971 * testsuite/Makefile.am (TEST_AR): New variable.
12972 (thin_archive_test_1): New test.
12973 (thin_archive_test_2): New test.
12974 * testsuite/Makefile.in: Regenerate.
12975 * testsuite/thin_archive_main.cc: New file.
12976 * testsuite/thin_archive_test_1.cc: New file.
12977 * testsuite/thin_archive_test_2.cc: New file.
12978 * testsuite/thin_archive_test_3.cc: New file.
12979 * testsuite/thin_archive_test_4.cc: New file.
12981 2008-09-29 Cary Coutant <ccoutant@google.com>
12983 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
12984 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
12986 (Sized_relobj::do_finalize_local_symbols): Likewise.
12987 (Sized_relobj::map_to_kept_section): Likewise.
12988 * object.h (Sized_relobj::invalid_address): New constant.
12989 (Sized_relobj::do_output_section_offset): Check for invalid_address
12991 * output.cc (Output_reloc::local_section_offset): Use constant
12992 invalid_address instead of -1U.
12993 (Output_reloc::get_address): Likewise.
12994 (Output_section::output_address): Change -1U to -1ULL.
12995 * output.h (Output_reloc::invalid_address): New constant.
12996 * reloc.cc (Sized_relobj::write_sections): Use constant
12997 invalid_address instead of -1U.
12998 (Sized_relobj::relocate_sections): Likewise.
12999 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
13000 values for merge sections.
13001 * target-reloc.h (relocate_for_relocatable): Use constant
13002 invalid_address instead of -1U.
13004 2008-09-19 Cary Coutant <ccoutant@google.com>
13006 Add plugin functionality for link-time optimization (LTO).
13007 * configure.ac (plugins): Add --enable-plugins option.
13008 * configure: Regenerate.
13009 * config.in: Regenerate.
13010 * Makefile.am (LIBDL): New variable.
13011 (CCFILES): Add plugin.cc.
13012 (HFILES): Add plugin.h.
13013 (ldadd_var): Add LIBDL.
13014 * Makefile.in: Regenerate.
13016 * archive.cc: Include "plugin.h".
13017 (Archive::setup): Don't preread archive symbols when using a plugin.
13018 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
13019 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
13021 (Archive::include_member): Add symbols from plugin objects.
13022 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
13023 * descriptors.cc (Descriptors::open): Check for file descriptors
13024 abandoned by plugins.
13025 (Descriptors::claim_for_plugin): New function.
13026 * descriptors.h (Descriptors::claim_for_plugin): New function.
13027 (Open_descriptor::is_claimed): New field.
13028 (claim_descriptor_for_plugin): New function.
13029 * fileread.cc (File_read::claim_for_plugin): New function.
13030 * fileread.h (File_read::claim_for_plugin): New function.
13031 (File_read::descriptor): New function.
13032 * gold.cc: Include "plugin.h".
13033 (queue_initial_tasks): Add task to call plugin hooks for generating
13035 * main.cc: Include "plugin.h".
13036 (main): Load plugin libraries.
13037 * object.h (Pluginobj): Declare.
13038 (Object::pluginobj): New function.
13039 (Object::do_pluginobj): New function.
13040 (Object::set_target): New function.
13041 * options.cc: Include "plugin.h".
13042 (General_options::parse_plugin): New function.
13043 (General_options::General_options): Initialize plugins_ field.
13044 (General_options::add_plugin): New function.
13045 * options.h (Plugin_manager): Declare.
13046 (General_options): Add --plugin option.
13047 (General_options::has_plugins): New function.
13048 (General_options::plugins): New function.
13049 (General_options::add_plugin): New function.
13050 (General_options::plugins_): New field.
13051 * plugin.cc: New file.
13052 * plugin.h: New file.
13053 * readsyms.cc: Include "plugin.h".
13054 (Read_symbols::do_read_symbols): Check for archive before checking
13055 for ELF file. Call plugin hooks to claim files.
13056 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
13057 from a real object file; force override when processing replacement
13059 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
13060 (Symbol::init_base_object): Likewise.
13061 (Symbol::init_base_output_data): Likewise.
13062 (Symbol::init_base_output_segment): Likewise.
13063 (Symbol::init_base_constant): Likewise.
13064 (Symbol::init_base_undefined): Likewise.
13065 (Symbol::output_section): Assert that object is not a plugin.
13066 (Symbol_table::add_from_pluginobj): New function.
13067 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
13069 (Symbol_table::sized_write_globals): Likewise.
13070 (Symbol_table::add_from_pluginobj): Instantiate template.
13071 * symtab.h (Sized_pluginobj): Declare.
13072 (Symbol::in_real_elf): New function.
13073 (Symbol::set_in_real_elf): New function.
13074 (Symbol::in_real_elf_): New field.
13075 (Symbol_table::add_from_pluginobj): New function.
13077 * testsuite/Makefile.am (AM_CFLAGS): New variable.
13078 (LIBDL): New variable.
13079 (LDADD): Add LIBDL.
13080 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
13081 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
13082 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
13083 (MOSTLYCLEANFILES): Likewise.
13084 * testsuite/Makefile.in: Regenerate.
13085 * testsuite/plugin_test.c: New file.
13086 * testsuite/plugin_test_1.sh: New file.
13087 * testsuite/plugin_test_2.sh: New file.
13089 2008-09-16 Ian Lance Taylor <iant@google.com>
13091 * target-reloc.h (relocate_section): Check whether a symbol is
13092 defined by the ABI before reporting an undefined symbol error.
13093 * target.h (Target::is_defined_by_abi): Make parameter const.
13094 (Target::do_is_defined_by_abi): Likewise.
13095 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
13096 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
13097 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
13098 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
13099 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
13100 * testsuite/Makefile.in: Rebuild.
13102 * fileread.cc (make_view): Add casts to avoid warning.
13104 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
13106 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
13107 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13109 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
13111 * options.h (General_options::output_is_executable): New.
13112 (General_options::output_is_pie): New.
13113 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
13114 for shared libraries.
13115 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13117 2008-09-11 Chris Demetriou <cgd@google.com>
13119 * options.h (origin): New -z option.
13120 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
13121 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
13124 2008-09-05 Cary Coutant <ccoutant@google.com>
13126 * fileread.cc (File_read::make_view): Add check for attempt to map
13127 beyond end of file.
13129 2008-09-05 Cary Coutant <ccoutant@google.com>
13131 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
13132 explicit instantiations.
13134 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
13137 * options.cc (General_options::finalize): Allow undefined symbols
13138 in shlibs if linking -shared.
13141 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
13142 symbols as not needing a dynsym entry.
13144 2008-08-20 Craig Silverstein <csilvers@google.com>
13146 * fileread.cc (File_read::open): Do not lock the file unless it
13147 was successfully opened.
13149 2008-08-14 Cary Coutant <ccoutant@google.com>
13151 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
13152 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
13153 * testsuite/tls_test.cc (struct int128): 128-bit struct
13154 for testing TLS relocs with non-zero addend.
13155 (v12): New TLS variable.
13157 (t_last): Add check for v12.
13158 * testsuite/tls_test.h (t12): New function.
13159 * testsuite/tls_test_main.cc (thread_routine): Call new test.
13161 2008-08-13 Ian Lance Taylor <iant@google.com>
13163 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
13164 set tls_segment_ or relro_segment_.
13165 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
13167 * output.h (Output_section::clear_is_relro): New function.
13168 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
13169 sections specially even when output_data_ is empty.
13170 (Output_segment::maximum_alignment): When first section is relro,
13171 only force alignment for PT_LOAD segments.
13172 * script.cc (script_data_segment_align): New function.
13173 (script_data_segment_relro_end): New function.
13174 * script-c.h (script_data_segment_align): Declare.
13175 (script_data_segment_relro_end): Declare.
13176 * script-sections.h (class Script_sections): Declare
13177 data_segment_align and data_segment_relro_end. Add fields
13178 segment_align_index_ and saw_relro_end_.
13179 * script-sections.cc (class Sections_element): Add set_is_relro
13180 virtual function. Add new bool* parameter to place_orphan_here.
13181 Add get_output_section virtual function.
13182 (class Output_section_definition): Add set_is_relro. Add new
13183 bool* parameter to place_orphan_here. Add get_output_section.
13184 Add is_relro_ field.
13185 (Output_section_definition::Output_section_definition): Initialize
13186 evaluated_address_, evaluated_load_address, evaluated_addralign_,
13187 and is_relro_ fields.
13188 (Output_section_definition::place_orphan_here): Add is_relro
13190 (Output_section_definition::set_section_addresses): Set relro for
13192 (Output_section_definition::alternate_constraint): Likewise.
13193 (class Orphan_output_section): Add new bool* parameter to
13194 place_orphan_here. Add get_output_section.
13195 (Orphan_output_section::place_orphan_here): Add is_relro
13197 (Script_sections::Script_sections): Initialize
13198 data_segment_align_index_ and saw_relro_end_.
13199 (Script_sections::data_segment_align): New function.
13200 (Script_sections::data_segment_relro_end): New function.
13201 (Script_sections::place_orphan): Set or clear is_relro.
13202 (Script_sections::set_section_addresses): Force alignment of first
13204 * yyscript.y (exp): Call script_data_segment_align and
13205 script_data_segment_relro_end.
13206 * testsuite/relro_script_test.t: New file.
13207 * testsuite/relro_test.cc (using_script): Declare.
13208 (t1, t2): Test using_script.
13209 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
13210 (relro_script_test_SOURCES): Define.
13211 (relro_script_test_DEPENDENCIES): Define.
13212 (relro_script_test_LDFLAGS): Define.
13213 (relro_script_test_LDADD): Define.
13214 (relro_script_test.so): New target.
13215 * testsuite/Makefile.in: Rebuild.
13217 2008-08-06 Cary Coutant <ccoutant@google.com>
13219 * archive.cc (Archive::total_archives, Archive::total_members)
13220 (Archive::total_members_loaded): New variables.
13221 (Archive::setup): Add parameter. Add option to preread
13223 (Archive::read_armap): Add counter.
13224 (Archive::get_file_and_offset): New function.
13225 (Archive::get_elf_object_for_member): New function.
13226 (Archive::read_all_symbols): New function.
13227 (Archive::read_symbols): New function.
13228 (Archive::add_symbols): Add counters.
13229 (Archive::include_all_members): Use armap to find members if it's
13231 (Archive::include_member): Skip reading symbols if already read.
13232 Factored code into Archive::get_file_and_offset and
13233 Archive::get_elf_object_for_member. Changed call to
13234 Mapfile::report_include_archive_member.
13235 (Archive::print_stats): New function.
13236 * archive.h: Declare Object and Read_symbols_data classes.
13237 (Archive::Archive): Add initializers for new members.
13238 (Archive::setup): Add parameter.
13239 (Archive::print_stats): New function.
13240 (Archive::total_archives, Archive::total_members)
13241 (Archive::total_members_loaded): New variables.
13242 (Archive::get_file_and_offset): New function.
13243 (Archive::get_elf_object_for_member): New function.
13244 (Archive::read_all_symbols): New function.
13245 (Archive::read_symbols): New function.
13246 (Archive::Archive_member): New class.
13247 (Archive::members_): New member.
13248 (Archive::num_members_): New member.
13249 * main.cc: Include archive.h.
13250 (main): Call Archive::print_stats.
13251 * mapfile.cc (Mapfile::report_include_archive_member): Delete
13252 archive parameter; member_name is now the fully-decorated name.
13253 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
13254 * options.h: (General_options): Add --preread-archive-symbols option.
13255 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
13258 2008-08-04 Ian Lance Taylor <iant@google.com>
13260 * symtab.h (Symbol::use_plt_offset): New function.
13261 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
13262 * powerpc.cc (Relocate::relocate): Likewise.
13263 * sparc.cc (Relocate::relocate): Likewise.
13264 * x86_64.cc (Relocate::relocate): Likewise.
13265 * testsuite/weak_plt.sh: New test.
13266 * testsuite/weak_plt_main.cc: New test.
13267 * testsuite/weak_plt_shared.cc: New test.
13268 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
13269 (check_PROGRAMS): Add weak_plt.
13270 (check_DATA): Add weak_plt_shared.so.
13271 (weak_plt_main_pic.o, weak_plt): New targets.
13272 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
13273 * testsuite/Makefile.in: Rebuild.
13275 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
13277 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
13278 * testsuite/Makefile.in: Rebuild.
13280 2008-08-04 Alan Modra <amodra@bigpond.net.au>
13282 * Makefile.am (POTFILES.in): Set LC_ALL=C.
13283 * Makefile.in: Regenerate.
13284 * po/POTFILES.in: Regenerate.
13286 2008-07-29 Ian Lance Taylor <iant@google.com>
13288 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
13289 symbols before other symbols.
13290 * testsuite/script_test_2.cc (test_addr): Declare.
13291 (test_addr_alias): Declare.
13292 (main): Check that test_addr and test_addr_alias have the right
13294 * testsuite/script_test_2.t: Define test_addr_alias and
13297 2008-07-24 Ian Lance Taylor <iant@google.com>
13300 * descriptors.cc: New file.
13301 * descriptors.h: New file.
13302 * gold-threads.h (class Hold_optional_lock): New class.
13303 * fileread.cc: Include "descriptors.h".
13304 (File_read::~File_read): Release descriptor rather than closing
13306 (File_read::open) [file]: Call open_descriptor rather than open.
13307 Set is_descriptor_opened_.
13308 (File_read::open) [memory]: Assert that descriptor is not open.
13309 (File_read::reopen_descriptor): New function.
13310 (File_read::release): Release descriptor.
13311 (File_read::do_read): Make non-const. Reopen descriptor.
13312 (File_read::read): Make non-const.
13313 (File_read::make_view): Reopen descriptor.
13314 (File_read::do_readv): Likewise.
13315 * fileread.h (class File_read): Add is_descriptor_opened_ field.
13316 Update declarations.
13317 * layout.cc: Include "descriptors.h".
13318 (Layout::create_build_id): Use open_descriptor rather than open.
13319 * output.cc: Include "descriptors.h".
13320 (Output_file::open): Use open_descriptor rather than open.
13321 * archive.cc (Archive::const_iterator): Change Archive to be
13323 (Archive::begin, Archive::end): Make non-const.
13324 (Archive::count_members): Likewise.
13325 * archive.h (class Archive): Update declarations.
13326 * object.h (Object::read): Make non-const.
13327 * Makefile.am (CCFILES): Add descriptors.cc.
13328 (HFILES): Add descriptors.h.
13329 * Makefile.in: Rebuild.
13332 * gold.h: Always include <clocale>. Add Solaris workarounds
13333 following code in binutils/sysdep.h.
13336 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
13337 this->eh_frame_hdr_ is NULL before using it.
13339 * dynobj.cc (Versions::Versions): Update comment.
13341 * dynobj.cc (Versions::Versions): If there is an soname, use it as
13342 the base version name.
13344 * stringpool.cc (Stringpool_template::add_with_length): Set key to
13345 array size plus one.
13346 (Stringpool_template::set_string_offsets): Subtract one from key
13347 before using it as an array index.
13348 (Stringpool_template::get_offset_with_length): Likewise.
13349 (Stringpool_template::write_to_buffer): Likewise.
13350 * stringpool.h (Stringpool_template::get_offset_from_key):
13353 2008-07-23 Ian Lance Taylor <iant@google.com>
13356 * object.h (Merged_symbol_value::value): Do our best to handle a
13360 * script.cc (Version_script_info::get_versions): Don't add empty
13361 version tag to return value.
13362 (Version_script_info::get_symbol_version_helper): Change return
13363 type to bool. Add pversion parameter. Change all callers.
13364 (script_register_vers_node): Don't require a non-NULL tag.
13365 * script.h (class Version_script_info): Update declarations.
13366 (Version_script_info::get_symbol_version): Change return type to
13367 bool. Add version parameter. Change all callers.
13368 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
13369 handling. Handle an empty version from a version script.
13370 (Symbol_table::define_special_symbol): Likewise.
13371 * testsuite/ver_test_10.script: New file.
13372 * testsuite/ver_test_10.sh: New file.
13373 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
13374 (check_DATA): Add ver_test_10.syms.
13375 (ver_test_10.syms, ver_test_10.so): New target.
13376 * testsuite/Makefile.in: Rebuild.
13378 2008-07-23 Simon Baldwin <simonb@google.com>
13380 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
13381 to zero for undefined symbols from dynamic libraries.
13383 2008-07-23 Ian Lance Taylor <iant@google.com>
13385 * symtab.cc (Symbol_table::resolve): Remove version parameter.
13386 Change all callers.
13387 * symtab.h (class Symbol_table): Update declaration.
13388 * testsuite/ver_test_9.cc: New file.
13389 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
13390 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
13391 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
13392 (ver_test_9.so, ver_test_9.o): New targets.
13393 * testsuite/Makefile.in: Rebuild.
13395 2008-07-22 Ian Lance Taylor <iant@google.com>
13397 * options.h (class General_options): Define --check-sections.
13398 * layout.cc (Layout::set_segment_offsets): Handle
13401 * options.h (class General_options): Define -n/--nmagic and
13403 * options.cc (General_options::finalize): For -n/--nmagic or
13404 -N/--omagic, set -static.
13405 * layout.cc (Layout::attach_allocated_section_to_segment): If
13406 -N/--omagic, don't put read-only and read-write sections in
13407 different segments.
13408 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
13409 finding a read-only segment.
13410 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
13411 don't set the minimum segment alignment to the common page size,
13412 and don't set the file offset to the address modulo the page size.
13413 * script-sections.cc (Script_sections::create_segments): If
13414 -n/--omagic, don't put read-only and read-write sections in
13415 different segments.
13417 * cref.cc: New file.
13418 * cref.h: New file.
13419 * options.h (class General_options): Add --print-symbol-counts.
13420 * main.cc (main): Issue defined symbol report if requested.
13421 * archive.cc (Archive::interpret_header): Make into a const member
13423 (Archive::add_symbols): Call Input_objects::archive_start and
13425 (Archive::const_iterator): Define new class.
13426 (Archive::begin, Archive::end): New functions.
13427 (Archive::include_all_members): Rewrite to use iterator.
13428 (Archive::count_members): New function.
13429 * archive.h (class Archive): Update declarations.
13430 (Archive::filename): New function.
13431 * object.cc: Include "cref.h".
13432 (Sized_relobj::Sized_relobj): Initialize defined_count_.
13433 (Sized_relobj::do_get_global_symbol_counts): New function.
13434 (Input_objects::add_object): Add object to cross-referencer.
13435 (Input_objects::archive_start): New function.
13436 (Input_objects::archive_stop): New function.
13437 (Input_objects::print_symbol_counts): New function.
13438 * object.h: Declare Cref and Archive.
13439 (Object::get_global_symbol_counts): New function.
13440 (Object::do_get_global_symbol_counts): New pure virtual function.
13441 (class Sized_relobj): Add defined_count_ field. Update
13443 (class Input_objects): Add cref_ field. Update constructor.
13444 Update declarations.
13445 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
13447 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
13449 (Sized_dynobj::do_get_global_symbol_counts): New function.
13450 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
13451 defined_count_. Update declarations. Define Symbols typedef.
13452 * symtab.cc (Symbol_table::add_from_relobj): Add defined
13453 parameter. Change all callers.
13454 (Symbol_table::add_from_dynobj): Add sympointers and defined
13455 parameters. Change all callers.
13456 * symtab.h (class Symbol_table): Update declarations.
13457 * Makefile.am (CCFILES): Add cref.cc.
13458 (HFILES): Add cref.h.
13459 * Makefile.in: Rebuild.
13461 2008-07-22 Simon Baldwin <simonb@google.com>
13463 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
13464 to zero when writing undefined symbols.
13466 2008-07-22 Ian Lance Taylor <iant@google.com>
13468 * output.cc (Output_section::add_input_section): Don't try to
13469 merge empty merge sections.
13471 2008-07-21 Craig Silverstein <csilvers@google.com>
13473 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13474 Include symbol version in error message.
13476 2008-07-20 Chris Demetriou <cgd@google.com>
13478 * configure.ac (gold_cv_c_random_seed): New configured variable.
13479 (RANDOM_SEED_CFLAGS): New substituted variable.
13480 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
13481 * configure: Rebuild.
13482 * Makefile.in: Likewise.
13483 * testsuite/Makefile.in: Likewise.
13485 2008-07-18 Ian Lance Taylor <iant@google.com>
13487 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
13488 where we see NAME/NULL and NAME/VERSION as separate symbols.
13489 * testsuite/ver_test_main.cc (main): Call t4.
13490 (t4, t4_2a): Define.
13491 * testsuite/ver_test_2.cc (t4_2): Define.
13492 * testsuite/ver_test_2.script: Put t4_2a in VER2.
13493 * testsuite/ver_test_4.cc (t4_2a): Define.
13494 * testsuite/ver_test_4.script: Put t4_2a in VER2.
13495 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
13497 2008-07-17 Ian Lance Taylor <iant@google.com>
13499 * dynobj.cc (Versions::add_def): If we give an error about a
13500 missing version, go ahead and create the version anyhow.
13502 2008-07-10 Ian Lance Taylor <iant@google.com>
13504 Handle output sections with more than 0x7fffffff bytes.
13505 * object.h (class Relobj): Change map_to_output_ to
13506 output_sections_, and just keep a section pointer. Change all
13507 uses. Move comdat group support to Sized_relobj.
13508 (Relobj::is_section_specially_mapped): Remove.
13509 (Relobj::output_section): Remove poff parameter. Change all
13511 (Relobj::output_section_offset): New function.
13512 (Relobj::set_section_offset): Rewrite.
13513 (Relobj::map_to_output): Remove.
13514 (Relobj::output_sections): New function.
13515 (Relobj::do_output_section_offset): New pure virtual function.
13516 (Relobj::do_set_section_offset): Likewise.
13517 (class Sized_relobj): Add section_offsets_ field. Add comdat
13518 group support from Relobj. Update declarations.
13519 (Sized_relobj::get_output_section_offset): New function.
13520 (Sized_relobj::do_output_section_offset): New function.
13521 (Sized_relobj::do_set_section_offset): New function.
13522 * object.cc (Relobj::output_section_address): Remove.
13523 (Sized_relobj::Sized_relobj): Initialize new fields.
13524 (Sized_relobj::include_section_group): Cast find_kept_object to
13526 (Sized_relobj::include_linkonce_section): Likewise.
13527 (Sized_relobj::do_layout): Use separate arrays for output section
13529 (Sized_relobj::do_count_local_symbols): Change map_to_output to
13531 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
13532 output_sections and section_offsets.
13533 (Sized_relobj::write_local_symbols): Likewise.
13534 (map_to_kept_section): Compute output address directly.
13535 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
13536 output_sections and section_offsets.
13537 (Sized_relobj::write_sections): Likewise.
13538 (Sized_relobj::relocate_sections): Likewise.
13539 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
13540 * output.h (class Output_reloc): Update declarations. Change
13541 u2_.relobj to Sized_relobj*.
13542 (class Output_data_reloc): Change add functions to use
13544 * output.cc (Output_reloc::Output_reloc): Change relobj to
13546 (Output_reloc::local_section_offset): Change return type to
13547 Elf_Addr. Use get_output_section_offset.
13548 (Output_reloc::get_address): Likewise.
13549 (Output_section::is_input_address_mapped): Don't call
13550 is_section_specially_mapped.
13551 (Output_section::output_offset): Likewise.
13552 (Output_section::output_address): Likewise.
13553 (Output_section::starting_output_address): Likewise.
13554 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
13555 parameter to Sized_relobj*.
13556 (Copy_relocs::need_copy_reloc): Likewise.
13557 (Copy_relocs::save): Likewise.
13558 * copy-relocs.h (class Copy_relocs): Update declarations.
13559 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
13560 Sized_relobj*. Change relobj_ field to Sized_relobj*.
13561 * target-reloc.h (relocate_for_relocatable): Change
13562 offset_in_output_section type to Elf_Addr. Change code that uses
13564 * layout.cc (Layout::layout): Always set *off.
13565 * mapfile.cc (Mapfile::print_input_section): Use
13566 output_section_offset.
13567 * i386.cc (Target_i386::copy_reloc): Change object parameter to
13569 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
13570 * sparc.cc (Target_sparc::copy_reloc): Likewise.
13571 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
13573 2008-07-03 Ian Lance Taylor <iant@google.com>
13575 * layout.cc (Layout::include_section): Do not discard unrecognized
13576 SHT_STRTAB sections.
13578 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
13580 * script.cc (Lex::can_continue_name): Make '?' allowable in
13581 version-script names.
13582 * testsuite/version_script.map: Change glob pattern to use '?'
13584 2008-06-30 Manish Singh <yosh@gimp.org>
13587 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
13590 2008-06-30 Ian Lance Taylor <iant@google.com>
13594 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
13595 versions]: Don't try to read the value in the contents, since we
13596 don't use it. Use the template endianness when writing.
13598 2008-06-25 Cary Coutant <ccoutant@google.com>
13600 * fileread.cc (File_read::make_view): Assert on zero-length view.
13601 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
13602 symbol table when there are no symbols to read.
13604 2008-06-23 Craig Silverstein <csilvers@google.com>
13606 * version.cc (version_string): Bump to 1.7
13608 2008-06-18 Craig Silverstein <csilvers@google.com>
13610 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
13611 constant 0xFFFF to type Valtype.
13612 (Powerpc_relocate_functions::rel16_ha): Likewise.
13614 2008-06-17 Ian Lance Taylor <iant@google.com>
13616 * output.h (Output_section::Input_section): Initialize p2align_ to
13617 zero for Output_section_data constructors.
13618 (Output_section::Input_section::addralign): If not an input
13619 section, return the alignment of the Output_section_data.
13620 * testsuite/copy_test.cc: New file.
13621 * testsuite/copy_test_1.cc: New file.
13622 * testsuite/copy_test_2.cc: New file.
13623 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
13624 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
13625 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
13626 (copy_test_1_pic.o, copy_test_1.so): New targets.
13627 (copy_test_2_pic.o, copy_test_2.so): New targets.
13628 * testsuite/Makefile.in: Rebuild.
13630 * script-sections.cc (Script_sections::place_orphan): Initialize
13631 local variable exact.
13633 2008-06-13 David Edelsohn <edelsohn@gnu.org>
13635 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
13637 2008-06-12 David Edelsohn <edelsohn@gnu.org>
13638 David S. Miller <davem@davemloft.net>
13640 * powerpc.cc: New file.
13641 * Makefile.am (TARGETSOURCES): Add powerpc.cc
13642 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
13643 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
13644 * Makefile.in: Rebuild.
13646 2008-06-09 Ian Lance Taylor <iant@google.com>
13648 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
13650 (throwing, orig_terminate): New static variables.
13651 (terminate_handler): New static function.
13652 (t2): Set terminate handler.
13654 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
13657 * binary.cc (Binary_to_elf::sized_convert): Fix .data
13660 2008-05-30 Cary Coutant <ccoutant@google.com>
13662 * archive.cc (Archive::include_all_members) Correct to step
13663 over symbol table and extended name table in thin archives.
13665 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
13668 * target-reloc.h (relocate_for_relocatable): Fix new_offset
13671 2008-05-28 Caleb Howe <cshowe@google.com>
13673 * reduced_debug_output.cc: New file.
13674 * reduced_debug_output.h: New file.
13675 * options.h (class General_options): Add --strip-debug-non-line.
13676 * options.cc (General_options::finalize): Add strip_debug_non_line
13677 to the strip heirarchy.
13678 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
13680 * layout.cc: Include "reduced_debug_output.h".
13681 (Layout::Layout): Initialize new fields.
13682 (line_only_debug_sections): New static array.
13683 (is_lines_only_debug_sections): New static inline function.
13684 (Layout::include_section): Handle --strip-debug-non-line.
13685 (Layout::make_output_section): If --strip-debug-non-line, build
13686 new output sections for .debug_abbrev and .debug_info.
13687 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
13688 gold. Warn about possible overflow.
13689 (read_signed_LEB_128): Likewise.
13690 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
13691 (read_signed_LEB_128): Declare.
13692 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
13693 (HFILES): Add reduced_debug_output.h.
13694 * Makefile.in: Rebuild.
13696 2008-05-21 Ian Lance Taylor <iant@google.com>
13698 * mapfile.cc: New file.
13699 * mapfile.h: New file.
13700 * options.h (class General_options): Add -M/--print-map and -Map.
13701 * options.cc (General_options::finalize): Make -M equivalent to
13703 * main.cc: Include <cstdio> and "mapfile.h".
13704 (main): Open mapfile if requested.
13705 * gold.cc (class Middle_runner): Add mapfile_ field. Update
13706 constructor. Change caller.
13707 (queue_initial_tasks): Add mapfile parameter. Change caller.
13708 (queue_middle_tasks): Likewise.
13709 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
13711 * archive.cc: Include "mapfile.h".
13712 (Archive::add_symbols): Add mapfile parameter. Change all
13713 callers. Pass mapfile, symbol, and reason to include_member.
13714 (Archive::include_all_members): Add mapfile parameter. Change all
13716 (Archive::include_member): Add mapfile, sym, and why parameters.
13717 Change all callers. Report inclusion to map file.
13718 * archive.h: Include "fileread.h".
13719 (class Archive): Update declarations.
13720 (Archive::file): New const method.
13721 (class Add_archive_symbols): Add mapfile_ field. Update
13722 constructor. Change all callers.
13723 * readsyms.h (class Read_symbols): Likewise.
13724 (class Finish_group): Likewise.
13725 (class Read_script): Likewise.
13726 * common.cc: Include "mapfile.h".
13727 (Symbol_table::allocate_commons): Add mapfile parameter. Change
13729 (Symbol_table::do_allocate_commons): Likewise.
13730 (Symbol_table::do_allocate_commons_list): Likewise. Report common
13731 symbol allocation to mapfile.
13732 * common.h (class Allocate_commons_task): Add mapfile_ field.
13733 Update constructor. Change all callers.
13734 * symtab.h (class Symbol_table): Update declarations.
13735 * layout.cc: Include "mapfile.h".
13736 (Layout_task_runner::run): Print information to mapfile.
13737 (Layout::create_gold_note): Change Output_data_fixed_space to
13738 Output_data_zero_fill.
13739 (Layout::create_build_id): Likewise.
13740 (Layout::print_to_mapfile): New function.
13741 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
13742 constructor. Change caller.
13743 (class Layout): Declare print_to_mapfile.
13744 * output.cc (Output_section::Input_section::print_to_mapfile): New
13746 (Output_section::add_input_section): If producing a map, always
13747 add to input_sections_ list.
13748 (Output_section::do_print_to_mapfile): New function.
13749 (Output_segment::print_sections_to_mapfile): New function.
13750 (Output_segment::print_section_list_to_mapfile): New function.
13751 * output.h: Include "mapfile.h".
13752 (Output_data::print_to_mapfile): New function.
13753 (Output_data::do_print_to_mapfile): New virtual function.
13754 (Output_segment_headers::do_print_to_mapfile): New function.
13755 (Output_file_header::do_print_to_mapfile): New function.
13756 (Output_data_const::do_print_to_mapfile): New function.
13757 (class Output_data_const_buffer): Add map_name_ field. Update
13758 constructor. Change all callers. Add do_print_to_mapfile
13760 (class Output_data_fixed_space): Likewise.
13761 (class Output_data_space): Likewise.
13762 (class Output_data_zero_fill): New class.
13763 (Output_data_strtab::do_print_to_mapfile): New function.
13764 (Output_data_reloc_base::do_print_to_mapfile): New function.
13765 (Output_relocatable_relocs::do_print_to_mapfile): New function.
13766 (Output_data_group::do_print_to_mapfile): New function.
13767 (Output_data_got::do_print_to_mapfile): New function.
13768 (Output_data_dynamic::do_print_to_mapfile): New function.
13769 (Output_symtab_xindex::do_print_to_mapfile): New function.
13770 (class Output_section): Declare do_print_to_mapflie. Declare
13771 print_to_mapfile in Input_section.
13772 (class Output_segment): Declare new functions.
13773 * object.h (Sized_relobj::symbol_count): New function.
13774 * script-sections.cc
13775 (Output_section_element_dot_assignment::set_section_addresses):
13776 Change Output_data_fixed_space to Output_data_zero_fill.
13777 (Output_data_expression::do_print_to_mapfile): New function.
13778 * script.cc (read_input_script): Add mapfile parameter. Change
13780 * script.h (read_input_script): Update declaration.
13781 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
13782 (Eh_frame::do_print_to_mapfile): New function.
13783 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
13784 (Output_merge_string::do_print_to_mapfile): New function.
13785 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
13787 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
13789 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
13791 * Makefile.am (CCFILES): Add mapfile.cc.
13792 (HFILES): Add mapfile.h.
13793 * Makefile.in: Rebuild.
13795 2008-05-19 Ian Lance Taylor <iant@google.com>
13797 * options.h (class General_options): Add -z relro.
13798 * layout.cc (Layout::Layout): Initialize relro_segment_.
13799 (Layout::add_output_section_data): Return the output section.
13800 (Layout::make_output_section): Rcognize relro sections and mark
13801 them appropriately.
13802 (Layout::attach_allocated_section_to_segment): Put relro sections
13803 in a PT_GNU_RELRO segment.
13804 (Layout::create_initial_dynamic_sections): Mark the .dynamic
13806 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
13808 (Layout::linkonce_mapping): Map d.rel.ro.local to
13809 .data.rel.ro.local.
13810 (Layout::output_section_name): Us .data.rel.ro.local for any
13811 section which begins with that.
13812 * layout.h (class Layout): Update add_output_section_data
13813 declaration. Add relro_segment_ field.
13814 * output.cc (Output_section::Output_section): Initialize is_relro_
13815 and is_relro_local_ fields.
13816 (Output_segment::add_output_section): Group relro sections.
13817 (Output_segment::is_first_section_relro): New function.
13818 (Output_segment::maximum_alignment): If there is a relro section,
13819 align the segment to the common page size.
13820 (Output_segment::set_section_addresses): Track whether we are
13821 looking at relro sections. If the last section is a relro
13822 section, align to the common page size.
13823 (Output_segment::set_section_list_addresses): Add in_relro
13824 parameter. Change all callers. Align to the page size when
13825 moving from relro to non-relro section.
13826 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
13828 * output.h (class Output_section): Add is_relro_ and
13829 is_relro_local_ fields.
13830 (Output_section::is_relro): New function.
13831 (Output_section::set_is_relro): New function.
13832 (Output_section::is_relro_local): New function.
13833 (Output_section::set_is_relro_local): New function.
13834 (class Output_segment): Update declarations.
13835 * i386.cc (Target_i386::got_section): Mark .got section as relro.
13836 * sparc.cc (Target_sparc::got_section): Likewise.
13837 * x86_64.cc (Target_x86_64::got_section): Likewise.
13838 * testsuite/relro_test_main.cc: New file.
13839 * testsuite/relro_test.cc: New file.
13840 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
13841 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
13842 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
13843 (relro_test.so, relro_test_pic.o): New targets.
13844 * testsuite/Makefile.in: Rebuild.
13846 2008-05-16 Ian Lance Taylor <iant@google.com>
13848 * output.cc (Output_segment::add_output_section): Remove front
13850 * output.h (class Output_segment): Remove
13851 add_initial_output_section and overloaded add_output_section.
13852 Update declaration of remaining add_output_section.
13853 * layout.cc (Layout::create_interp): Call add_output_section
13854 rather than add_initial_output_section.
13855 (Layout::finish_dynamic_section): Likewise.
13857 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
13858 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
13859 know the dynamic type.
13860 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
13861 field. Initialize it in constructor.
13862 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
13863 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
13864 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
13867 * output.cc (Output_reloc::get_address): Change return type to
13869 * output.h (class Output_reloc): Update get_address declaration.
13870 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
13871 for section addresses.
13873 2008-05-09 Ian Lance Taylor <iant@google.com>
13876 * gold.cc (gold_nomem): Use return value of write.
13878 2008-05-08 Ian Lance Taylor <iant@google.com>
13880 * symtab.c (Symbol::init_base_output_data): Add version
13881 parameter. Change all callers.
13882 (Symbol::init_base_output_segment): Likewise.
13883 (Symbol::init_base_constant): Likewise.
13884 (Symbol::init_base_undefined): Likewise.
13885 (Sized_symbol::init_output_data): Likewise.
13886 (Sized_symbol::init_output_segment): Likewise.
13887 (Sized_symbol::init_constant): Likewise.
13888 (Sized_symbol::init_undefined): Likewise.
13889 (Symbol_table::do_define_in_output_data): If the new symbol has a
13890 version, mark it as the default.
13891 (Symbol_table::do_define_in_output_segment): Likewise.
13892 (Symbol_table::do_define_as_constant): Likewise.
13893 * symtab.h (class Symbol): Update declarations.
13894 (class Sized_symbol): Likewise.
13895 * resolve.cc (Symbol::override_version): New function.
13896 (Symbol::override_base): Call override_version.
13897 (Symbol::override_base_with_special): Likewise.
13898 * testsuite/ver_script_8.script: New file.
13899 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
13900 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
13901 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
13902 (ver_test_8_1.so, ver_test_8_2.so): New targets.
13904 2008-05-06 Ian Lance Taylor <iant@google.com>
13907 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
13909 (class General_options): Remove existing --undefined, and add
13910 --no-undefined instead. Add new --undefined as synonym for -u.
13911 * archive.cc (Archive::add_symbols): Check whether symbol was
13913 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
13914 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
13915 all uses. Add IS_UNDEFINED. Update declarations to split
13916 different versions of init_base. Declare init_base_undefined.
13917 (Symbol::is_defined): Handle IS_UNDEFINED.
13918 (Symbol::is_undefined): Likewise.
13919 (Symbol::is_weak_undefined): Call is_undefined.
13920 (Symbol::is_absolute): Handle IS_CONSTANT.
13921 (class Sized_symbol): Update declarations to split different
13922 versions of init. Declare init_undefined.
13923 (class Symbol_table): Declare new functions.
13924 * symtab.cc (Symbol::init_base_object): Rename from init_base.
13925 Change all callers.
13926 (Symbol::init_base_output_data): Likewise.
13927 (Symbol::init_base_output_segment): Likewise.
13928 (Symbol::init_base_constant): Likewise.
13929 (Symbol::init_base_undefined): New function.
13930 (Sized_symbol::init_object): Rename from init. Change all
13932 (Sized_symbol::init_output_data): Likewise.
13933 (Sized_symbol::init_output_segment): Likewise.
13934 (Sized_symbol::init_constant): Likewise.
13935 (Sized_symbol::init_undefined): New function.
13936 (Symbol_table::add_undefined_symbols_from_command_line): New
13938 (Symbol_table::do_add_undefined_symbols_from_command_line): New
13940 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
13941 (Symbol::output_section): Likewise.
13942 (Symbol::set_output_section): Likewise.
13943 (Symbol_table::sized_finalize_symbol): Likewise.
13944 (Symbol_table::sized_write_globals): Likewise.
13945 * resolve.cc (Symbol_table::should_override): Likewise.
13946 (Symbol::override_base_with_special): Likewise.
13948 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
13949 symbol, change it to have default visibility.
13950 * testsuite/protected_1.cc: New file.
13951 * testsuite/protected_2.cc: New file.
13952 * testsuite/protected_3.cc: New file.
13953 * testsuite/protected_main_1.cc: New file.
13954 * testsuite/protected_main_2.cc: New file.
13955 * testsuite/protected_main_3.cc: New file.
13956 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
13957 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
13958 (protected_1_LDFLAGS, protected_1_LDADD): Define.
13959 (protected_1.so): New target.
13960 (protected_1_pic.o, protected_2_pic.o): New targets.
13961 (protected_3_pic.o): New target.
13962 (check_PROGRAMS): Add protected_2.
13963 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
13964 (protected_2_LDFLAGS, protected_2_LDADD): Define.
13965 * testsuite/Makefile.in: Rebuild.
13967 * options.h (DEFINE_var): Add set_user_set_##varname__.
13968 (DEFINE_bool_alias): New macro.
13969 (class General_options): Define -Bstatic using DEFINE_bool_alias
13970 rather than DEFINE_special. Add --undefined as an alias for -z
13972 * options.cc (General_options::parse_Bstatic): Remove.
13974 * options.h (class General_options): Add --fatal-warnings.
13975 * main.cc (main): Implement --fatal-warnings.
13976 * errors.h (Errors::warning_count): New function.
13978 * options.h (class General_options): Add -Bsymbolic-functions.
13979 * symtab.h (Symbol::is_preemptible): Check for
13980 -Bsymbolic-functions.
13982 2008-05-05 Ian Lance Taylor <iant@google.com>
13984 * options.h (DEFINE_bool): For DASH_Z, create the negative option
13985 as noVARNAME rather than no-VARNAME.
13986 (class General_options): Add option -z combreloc.
13987 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
13989 (Output_reloc::sort_before) [SHT_REL]: New function.
13990 (Output_reloc::sort_before) [SHT_RELA]: New function.
13991 (class Output_data_reloc_base): Add sort_relocs_ field. Define
13992 Sort_relocs_comparison.
13993 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
13994 parameter. Change all callers.
13995 (Output_data_reloc::Output_data_reloc) [both versions]: Add
13996 sort_relocs parameter. Change all callers.
13997 * output.cc (Output_reloc::get_address): New function, broken out
13999 (Output_reloc::write_rel): Call it.
14000 (Output_reloc::compare): New function.
14001 (Output_data_reloc_base::do_write): Optionally sort relocs.
14003 * configure.ac: If targ_extra_obj is set, link it in.
14004 * configure.tgt: Initialize all variables.
14005 (x86_64*): Set targ_extra_obj and targ_extra_size.
14006 * configure: Rebuild.
14008 * object.cc (Sized_relobj::include_section_group): Adjust section
14009 indexes read from group data. Build vector to pass to
14011 * layout.cc (Layout::layout_group): Add flags and shndxes
14012 parameters. Remove contents parameter. Change caller. Update
14013 explicit instantiations.
14014 * layout.h (class Layout): Update layout_group declaration.
14015 * output.cc (Output_data_group::Output_data_group): Add flags and
14016 input_shndxes parameters. Remove contents parameter. Change
14018 (Output_data_group::do_write): Change input_sections_ to
14020 * output.h (class Output_data_group): Update constructor
14021 declaration. Rename input_sections_ to input_shndxes_.
14022 * testsuite/many_sections_test.cc: Add template.
14024 2008-04-30 Cary Coutant <ccoutant@google.com>
14026 * target-reloc.h (relocate_section): Fix dead-pointer bug.
14028 * layout.cc (Layout::include_section): Refactored check for debug
14030 (Layout::add_comdat): Add new parameters. Change type
14031 of signature parameter. Add object and shndx to signatures table.
14032 (Layout::find_kept_object): New function.
14033 * layout.h: Include <cstring>.
14034 (Layout::is_debug_info_section): New function.
14035 (Layout::add_comdat): Add new parameters.
14036 (Layout::find_kept_object): New function.
14037 (Layout::Kept_section): New struct.
14038 (Layout::Signatures): Change type of map range.
14039 * object.cc (Relobj::output_section_address): New function.
14040 (Sized_relobj::include_section_group): Add new parameters. Change
14041 calls to Layout::add_comdat. Change to build table of kept comdat
14042 groups and table mapping discarded sections to kept sections.
14043 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
14044 (Sized_relobj::do_layout): Change calls to include_section_group and
14045 include_linkonce_section.
14046 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
14047 value to zero when section is discarded.
14048 (Sized_relobj::map_to_kept_section): New function.
14049 * object.h (Relobj::output_section_address): New function.
14050 (Relobj::Comdat_group): New type.
14051 (Relobj::find_comdat_group): New function.
14052 (Relobj::Comdat_group_table): New type.
14053 (Relobj::Kept_comdat_section): New type.
14054 (Relobj::Kept_comdat_section_table): New type.
14055 (Relobj::add_comdat_group): New function.
14056 (Relobj::set_kept_comdat_section): New function.
14057 (Relobj::get_kept_comdat_section): New function.
14058 (Relobj::comdat_groups_): New field.
14059 (Relobj::kept_comdat_sections_): New field.
14060 (Symbol_value::input_value): Update comment.
14061 (Sized_relobj::map_to_kept_section) New function.
14062 (Sized_relobj::include_linkonce_section): Add new parameter.
14063 * target-reloc.h (Comdat_behavior): New type.
14064 (get_comdat_behavior): New function.
14065 (relocate_section): Add code to map a discarded section to the
14066 corresponding kept section when applying a relocation.
14068 2008-04-30 Craig Silverstein <csilvers@google.com>
14070 * dwarf_reader.cc (next_generation_count): New static var.
14071 (Addr2line_cache_entry): New struct.
14072 (addr2line_cache): New static var.
14073 (Dwarf_line_info::one_addr2line): Added caching.
14074 (Dwarf_line_info::clear_addr2line_cache): New function.
14075 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
14076 cache-size parameter.
14077 (Dwarf_line_info::one_addr2line_cache): New function.
14078 * symtab.cc (Symbol_table::detect_odr_violations): Pass
14079 new cache-size argument to one_addr2line(), and clear cache.
14081 2008-04-28 Cary Coutant <ccoutant@google.com>
14083 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
14084 R_386_PC8 relocations.
14086 2008-04-23 Ian Lance Taylor <iant@google.com>
14088 * object.cc (Sized_relobj::include_section_group): Check for
14089 invalid section group.
14091 * object.cc (make_elf_object): Correct test for 64-bit ELF file
14094 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
14095 than read for file header.
14096 * archive.cc (Archive::include_member): Likewise.
14098 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14100 * aclocal.m4: Regenerate.
14101 * configure: Regenerate.
14103 2008-04-19 Ian Lance Taylor <iant@google.com>
14105 * version.cc (version_string): Bump to 1.6.
14107 * testsuite/Makefile.am (many_sections_r_test): New target.
14108 (many_sections_r_test_SOURCES): Remove.
14109 (many_sections_r_test_DEPENDENCIES): Remove.
14110 (many_sections_r_test_LDFLAGS): Remove.
14111 (many_sections_r_test_LDADD): Remove.
14113 * object.cc (Sized_relobj::do_add_symbols): Always pass
14114 local_symbol_count_ to add_from_relobj.
14116 * testsuite/Makefile.am (many_sections_check.h): Only check one in
14117 every thousand variables.
14118 * testsuite/Makefile.in: Rebuild.
14120 * object.cc (Xindex::initialize_symtab_xindex): New function.
14121 (Xindex::read_symtab_xindex): New function.
14122 (Xindex::sym_xindex_to_shndx): New function.
14123 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
14125 (Sized_relobj::do_initialize_xindex): New function.
14126 (Sized_relobj::do_read_symbols): Adjust section links.
14127 (Sized_relobj::symbol_section_and_value): Add is_ordinary
14128 parameter. Change all callers.
14129 (Sized_relobj::include_section_group): Adjust section links and
14130 symbol section indexes.
14131 (Sized_relobj::do_layout): Adjust section links.
14132 (Sized_relobj::do_count_local_symbols): Adjust section links and
14133 symbol section indexes.
14134 (Sized_relobj::do_finalize_local_symbols): Distinguish between
14135 ordinary and special symbols.
14136 (Sized_relobj::write_local_symbols): Add symtab_xindex and
14137 dynsym_xindex parameters. Change all callers. Adjust section
14138 links. Use SHN_XINDEX when needed.
14139 (Sized_relobj::get_symbol_location_info): Adjust section links.
14140 Don't get fooled by special symbols.
14141 * object.h (class Xindex): Define.
14142 (class Object): Add xindex_ parameter. Declare virtual functoin
14143 do_initialize_xindex.
14144 (Object::adjust_sym_shndx): New function.
14145 (Object::set_xindex): New protected function.
14146 (class Symbol_value): Add is_ordinary_shndx_ field.
14147 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
14148 (Symbol_value::value): Assert ordinary section.
14149 (Symbol_value::initialize_input_to_output_map): Likewise.
14150 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
14151 Change all callers.
14152 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
14154 (class Sized_relobj): Update declarations.
14155 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
14156 parameter. Change all callers.
14157 (Sized_relobj::adjust_shndx): New function.
14158 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
14160 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
14161 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
14162 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
14163 (Sized_dynobj::read_dynsym_section): Adjust section links.
14164 (Sized_dynobj::read_dynamic): Likewise.
14165 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
14167 (Sized_dynobj::do_initialize_xindex): New function.
14168 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
14169 do_initialize_xindex.
14170 (Sized_dynobj::adjust_shndx): New function.
14171 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
14172 dynsym_xindex_ fields.
14173 (Layout::finalize): Add a call to set_section_indexes before
14174 creating the symtab sections.
14175 (Layout::set_section_indexes): Don't do anything if the section
14176 already has a section index.
14177 (Layout::create_symtab_sections): Add shnum parameter. Change
14178 caller. Create .symtab_shndx section if needed.
14179 (Layout::create_shdrs): Add shstrtab_section parameter. Change
14181 (Layout::allocated_output_section_count): New function.
14182 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
14184 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
14185 fields. Update declarations.
14186 (Layout::symtab_xindex): New function.
14187 (Layout::dynsym_xindex): New function.
14188 (class Write_symbols_task): Add layout_ field.
14189 (Write_symbols_task::Write_symbols_task): Add layout parameter.
14191 * output.cc (Output_section_headers::Output_section_headers): Add
14192 shstrtab_section parameter. Change all callers.
14193 (Output_section_headers::do_sized_write): Store overflow values
14194 for section count and section string table section index in
14195 section header zero.
14196 (Output_file_header::do_sized_write): Check for overflow of
14197 section count and section string table section index.
14198 (Output_symtab_xindex::do_write): New function.
14199 (Output_symtab_xindex::endian_do_write): New function.
14200 * output.h (class Output_section_headers): Add shstrtab_section_.
14201 Update declarations.
14202 (class Output_symtab_xindex): Define.
14203 (Output_section::has_out_shndx): New function.
14204 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
14206 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
14207 Change all callers.
14208 (Sized_symbol::init): Likewise.
14209 (Symbol::output_section): Check for ordinary symbol.
14210 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
14211 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
14213 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
14214 Change all callers. Simplify handling of symbols from sections
14215 not included in the link.
14216 (Symbol_table::add_from_dynobj): Handle ordinary symbol
14218 (Weak_alias_sorter::operator()): Assert that symbols are
14220 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
14222 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
14223 parameters. Change all callers.
14224 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
14225 symbol distinction. Use SHN_XINDEX when needed.
14226 (Symbol_table::write_section_symbol): Add symtab_xindex
14227 parameter. Change all callers.
14228 (Symbol_table::sized_write_section_symbol): Likewise. Use
14229 SHN_XINDEX when needed.
14230 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
14232 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
14233 (Symbol::is_defined): Check is_ordinary.
14234 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
14235 (Symbol::is_absolute, Symbol::is_common): Likewise.
14236 (class Sized_symbol): Update declarations.
14237 (class Symbol_table): Update declarations.
14238 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
14239 parameters. Change all callers.
14240 (Sized_symbol::override): Likewise.
14241 (Symbol_table::override): Likewise.
14242 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
14243 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
14244 is_ordinary, and orig_st_shndx parameters. Change all callers.
14245 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
14246 to be in an ordinary section.
14247 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
14248 object and is_ordinary parameters. Change all callers.
14249 (Sized_dwarf_line_info::read_relocs): Add object parameter.
14250 Change all callers. Don't add undefined or non-ordinary symbols
14252 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
14253 Change all callers.
14254 * dwarf_reader.h (class Sized_dwarf_line_info): Update
14256 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
14257 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
14258 (Sized_relobj::relocate_sections): Likewise.
14259 * target-reloc.h (scan_relocs): Adjust section symbol index.
14260 (scan_relocatable_relocs): Likewise.
14261 * i386.cc (Scan::local): Check for ordinary symbols.
14262 * sparc.cc (Scan::local): Likewise.
14263 * x86_64.cc (Scan::local): Likewise.
14264 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
14265 to symbol_section_and_value.
14266 * testsuite/many_sections_test.cc: New file.
14267 * testsuite/Makefile.am (BUILT_SOURCES): Define.
14268 (check_PROGRAMS): Add many_sections_test.
14269 (many_sections_test_SOURCES): Define.
14270 (many_sections_test_DEPENDENCIES): Define.
14271 (many_sections_test_LDFLAGS): Define.
14272 (BUILT_SOURCES): Add many_sections_define.h.
14273 (many_sections_define.h): New target.
14274 (BUILT_SOURCES): Add many_sections_check.h.
14275 (many_sections_check.h): New target.
14276 (check_PROGRAMS): Add many_sections_r_test.
14277 (many_sections_r_test_SOURCES): Define.
14278 (many_sections_r_test_DEPENDENCIES): Define.
14279 (many_sections_r_test_LDFLAGS): Define.
14280 (many_sections_r_test_LDADD): Define.
14281 (many_sections_r_test.o): New target.
14282 * testsuite/Makefile.in: Rebuild.
14284 2008-04-17 Cary Coutant <ccoutant@google.com>
14286 * errors.cc (Errors::info): New function.
14287 (gold_info): New function.
14288 * errors.h (Errors::info): New function.
14289 * gold.h (gold_info): New function.
14290 * object.cc (Input_objects::add_object): Print trace output.
14291 * options.cc (options::parse_set): New function.
14292 (General_options::parse_wrap): Deleted.
14293 (General_options::General_options): Deleted initializer.
14294 * options.h (options::String_set): New typedef.
14295 (options::parse_set): New function.
14296 (DEFINE_set): New macro.
14297 (General_options::wrap): Changed to use DEFINE_set. Changed
14298 callers of any_wrap_symbols and is_wrap_symbol.
14299 (General_options::trace, General_options::trace_symbol):
14301 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
14302 (General_options::wrap_symbols_): Deleted.
14303 * symtab.cc (Symbol_table::add_from_object): Print trace output.
14305 2008-04-17 David S. Miller <davem@davemloft.net>
14307 * options.cc (General_options::parse_V): New function.
14308 * options.h: Add entries for -V and -Qy.
14310 2008-04-17 Ian Lance Taylor <iant@google.com>
14312 * common.cc (Symbol_table::allocate_commons): Remove options
14313 parameter. Change caller.
14314 (Symbol_table::do_allocate_commons): Remove options parameter.
14315 Change caller. Just call do_allocate_commons_list twice.
14316 (Symbol_table::do_allocate_commons_list): New function, broken out
14317 of do_allocate_commons.
14318 * common.h (class Allocate_commons_task): Remove options_ field.
14319 Update constructor.
14320 * symtab.cc (Symbol_table::Symbol_table): Initialize
14322 (Symbol_table::add_from_object): Put TLS common symbols on
14324 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
14325 which are IN_OUTPUT_DATA.
14326 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
14327 allocate_commons and do_allocate_commons declarations. Declare
14328 do_allocate_commons_list.
14329 * gold.cc (queue_middle_tasks): Update creation of
14330 Allocate_commons_task to not pass options.
14331 * testsuite/Makefile.am (INCLUDES): Add -I.. .
14332 (TLS_TEST_C_FLAGS): New variable.
14333 (tls_test_c_pic.o): New target.
14334 (tls_test_shared.so): Link in tls_test_c_pic.o.
14335 (tls_test_c_pic_ie.o): New target.
14336 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
14337 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
14338 (tls_test_c.o): New target.
14339 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
14340 (tls_pic_test_LDADD): Likewise.
14341 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
14342 (tls_shared_gd_to_ie_test_LDADD): Likewise.
14343 (tls_test_c_gnu2.o): New target.
14344 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
14346 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
14347 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
14348 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
14349 * testsuite/tls_test.cc: Include "config.h".
14350 (t_last): Call t11_last.
14351 * testsuite/tls_test.h (t11, t11_last): Declare.
14352 * testsuite/tls_test_c.c: New file.
14353 * testsuite/tls_test_main.cc (thread_routine): Call t11.
14354 * configure.ac: Check for OpenMP support.
14355 * configure, config.in, Makefile.in: Rebuild.
14356 * testsuite/Makefile.in: Rebuild.
14358 2008-04-16 Cary Coutant <ccoutant@google.com>
14360 * i386.cc (Target_i386::define_tls_base_symbol): New function.
14361 (Target_i386::tls_base_symbol_defined_): New field.
14362 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14363 (Target_i386::Scan::global): Likewise.
14364 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
14365 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
14366 (Target_x86_64::tls_base_symbol_defined_): New field.
14367 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14368 (Target_x86_64::Scan::global): Likewise.
14370 2008-04-16 Cary Coutant <ccoutant@google.com>
14372 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
14373 (Symbol::needs_plt_entry): Allow weak undefined symbols.
14374 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
14375 building shared libraries.
14376 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
14377 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
14378 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
14379 * testsuite/Makefile.in: Rebuild.
14380 * testsuite/weak_undef.h: New file.
14381 * testsuite/weak_undef_file1.cc: Add extra test cases.
14382 * testsuite/weak_undef_file2.cc: Likewise.
14383 * testsuite/weak_undef_test.cc: Likewise.
14385 2008-04-16 David S. Miller <davem@davemloft.net>
14387 * sparc.cc (Target_sparc::Scan): Change from struct to class.
14388 Add issued_non_pic_error_ field. Declare check_non_pic.
14389 (Target_sparc::Scan::check_non_pic): New function.
14390 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
14391 (Target_sparc::Scan::global): Likewise.
14393 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
14394 * configure: Rebuild.
14396 * options.h (DEFINE_enable): New macro.
14397 (new_dtags): New enable option.
14398 (initfirst, interpose, loadfltr, nodefaultlib,
14399 nodelete, nodlopen, nodump): New -z options.
14400 * layout.cc (Layout:finish_dynamic_section): If new
14401 dtags enabled, emit DT_RUNPATH. Also, emit a
14402 DT_FLAGS_1 containing any specified -z flags.
14404 2008-04-16 Ian Lance Taylor <iant@google.com>
14406 * copy-relocs.cc: New file.
14407 * copy-relocs.h: New file.
14408 * reloc.cc: Remove Copy_relocs code.
14409 * reloc.h: Likewise.
14410 * reloc-types.h (struct Reloc_types) [both versions]: Add
14411 get_reloc_addend_noerror.
14412 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
14413 variants of add_global which take an addend which must be zero.
14414 * i386.cc: Include "copy-relocs.h".
14415 (class Target_i386): Change type of copy_relocs_ to variable,
14416 update initializer.
14417 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
14418 Change all callers.
14419 (Target_i386::do_finalize_sections): Change handling of
14421 * sparc.cc: Include "copy-relocs.h".
14422 (class Target_sparc): Change type of copy_relocs_ to variable,
14423 update initializer.
14424 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
14425 Change all callers.
14426 (Target_sparc::do_finalize_sections): Change handling of
14428 * x86_64.cc: Include "copy-relocs.h".
14429 (class Target_x86_64): Change type of copy_relocs_ to variable,
14430 update initializer.
14431 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
14432 class. Change all callers.
14433 (Target_x86_64::do_finalize_sections): Change handling of
14435 * Makefile.am (CCFILES): Add copy-relocs.cc.
14436 (HFILES): Add copy-relocs.h.
14438 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
14440 * testsuite/script_test_4.sh: Permit leading zeroes.
14442 2008-04-15 Ian Lance Taylor <iant@google.com>
14444 * script-sections.cc (Script_sections::create_segments): Use
14445 header_size_adjustment even when there is enough room for the
14447 * testsuite/script_test_4.sh: New file.
14448 * testsuite/script_test_4.t: New file.
14449 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
14450 (check_DATA): Add script_test_4.stdout.
14451 (MOSTLYCLEANFILES): Likewise.
14452 (script_test_4): New target.
14453 (script_test_4.stdout): New target.
14454 * testsuite/Makefile.in: Rebuild.
14456 * sparc.cc: Add definitions for Output_data_plt_sparc class
14459 2008-04-14 David S. Miller <davem@davemloft.net>
14461 * sparc.cc: New file.
14462 * Makefile.am (TARGETSOURCES): Add sparc.cc
14463 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
14464 * configure.tgt: Document targ_extra_size and
14465 targ_extra_big_endian. Add entries for sparc-* and
14467 * configure.ac: Handle targ_extra_size and
14468 targ_extra_big_endian.
14469 * Makefile.in: Rebuild.
14470 * configure: Likewise.
14471 * po/POTFILES.in: Likewise.
14472 * po/gold.pot: Likewise.
14474 2008-04-14 Ian Lance Taylor <iant@google.com>
14476 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
14477 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
14478 in the name/type/flags to section mapping. Don't call
14479 allocate_output_section.
14480 (Layout::choose_output_section): Change parameter from adjust_name
14481 to is_input_section. Don't permit input sections after sections
14482 are attached to segments. Don't call allocate_output_section.
14483 (Layout::layout_eh_frame): Call update_flags_for_input_section,
14484 not write_enable_output_section.
14485 (Layout::make_output_section): Don't push to
14486 unattached_section_list_ nor call attach_to_segment. Call
14487 attach_section_to_segment if sections are attached.
14488 (Layout::attach_sections_to_segments): New function.
14489 (Layout::attach_section_to_segment): New function.
14490 (Layout::attach_allocated_section_to_segment): Rename from
14491 attach_to_segment. Remove flags parameter.
14492 (Layout::allocate_output_section): Remove function.
14493 (Layout::write_enable_output_section): Remove function.
14494 * layout.h (class Layout): Update for above changes. Add new
14495 field sections_are_attached_.
14496 * output.h (Output_section::update_flags_for_input_section): New
14498 * output.cc (Output_section::add_input_section): Call
14499 update_flags_for_input_section.
14500 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
14502 2008-04-11 Cary Coutant <ccoutant@google.com>
14504 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
14505 thought unnecessary.
14506 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
14508 2008-04-11 Ian Lance Taylor <iant@google.com>
14510 * output.h (class Output_section_data): Remove inline definition
14512 * output.cc (Output_section_data::set_addralign): New function.
14514 2008-04-11 Cary Coutant <ccoutant@google.com>
14516 Add support for TLS descriptors for i386 and x86_64.
14517 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
14518 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
14519 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
14521 (Target_i386::got_mod_index_entry): Remove unnecessary code.
14522 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
14523 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
14525 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
14526 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
14527 Fix problem with initial-exec relocations.
14528 (Target_i386::Relocate::relocate_tls): Likewise.
14529 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
14531 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
14532 support for section-plus-offset dynamic table entries.
14533 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
14534 (Output_data_dynamic::Dynamic_entry): Add support for
14535 section-plus-offset dynamic table entries.
14536 (Output_data_dynamic::Classification): Likewise.
14537 (Output_data_dynamic::classification_): Renamed offset_.
14538 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
14539 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
14540 (Target_x86_64::make_plt_section): New function.
14541 (Target_x86_64::reserve_tlsdesc_entries): New function.
14542 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
14543 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
14544 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
14545 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
14546 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
14547 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
14548 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
14549 add extra PLT entry for TLS descriptors.
14550 (Output_data_plt_x86_64::got_): New field.
14551 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
14552 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
14554 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
14556 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
14557 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
14558 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
14559 R_386_TLS_DESC_CALL relocations.
14560 (Target_x86_64::Scan::global): Likewise.
14561 (Target_x86_64::do_finalize_sections): Add dynamic table entries
14562 for TLS descriptors.
14563 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
14564 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
14565 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
14566 GD-to-IE relaxation.
14567 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
14568 and TLS_DESCRIPTORS.
14569 * Makefile.in: Rebuild.
14570 * configure: Rebuild.
14571 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
14572 (tls_test_shared2.so): New target.
14573 (tls_shared_gd_to_ie_test_SOURCES): New variable.
14574 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
14575 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
14576 (tls_shared_gd_to_ie_test_LDADD): New variable.
14577 (tls_shared_gnu2_gd_to_ie_test): New target.
14578 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
14580 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
14581 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
14582 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
14583 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
14584 (tls_shared_gnu2_test): New target.
14585 (tls_test_gnu2_shared.so): New target.
14586 (tls_shared_gnu2_test_SOURCES): New variable.
14587 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
14588 (tls_shared_gnu2_test_LDFLAGS): New variable.
14589 (tls_shared_gnu2_test_LDADD): New variable.
14590 * testsuite/Makefile.in: Rebuild.
14591 * testsuite/Makefile.
14593 2008-04-11 Ian Lance Taylor <iant@google.com>
14595 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
14597 * testsuite/Makefile.in: Rebuild.
14599 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
14601 * testsuite/script_test_2.cc (main): Adjust test.
14603 2008-04-11 David S. Miller <davem@davemloft.net>
14604 Ian Lance Taylor <iant@google.com>
14606 * options.h (General_options): Add entries for '-Y' and
14608 * options.cc (General_options:finalize): If -Y was used, add those
14609 entries to the library path instead of the default "/lib" and
14612 2008-04-11 David S. Miller <davem@davemloft.net>
14614 * testsuite/justsyms.t: Start at 0x100.
14615 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
14616 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
14618 * testsuite/script_test_2.cc: Adjust string and section length
14621 2008-04-09 Ian Lance Taylor <iant@google.com>
14624 * script-sections.cc (Sections_element::allocate_to_segment): Add
14626 (Output_section_definition::allocate_to_segment): Likewise.
14627 (Orphan_output_section::allocate_to_segment): Likewise.
14628 (Script_sections::attach_sections_using_phdrs_clause): Don't
14629 propagate non-PT_LOAD segments to orphan sections.
14630 * testsuite/Makefile.am (script_test_3.stdout): Generate using
14631 readelf rather than objdump.
14632 * testsuite/script_test_3.sh: Adjust accordingly. Test that
14633 .interp section and PT_INTERP segment are the same size.
14634 * testsuite/Makefile.in: Rebuild.
14636 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
14637 aliases for symbols defined in the same object.
14638 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
14639 (weak_alias_test_SOURCES): New variable.
14640 (weak_alias_test_DEPENDENCIES): New variable.
14641 (weak_alias_test_LDFLAGS): New variable.
14642 (weak_alias_test_LDADD): New variable.
14643 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
14644 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
14645 (weak_alias_test_3.o): New target.
14646 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
14647 * testsuite/weak_alias_test_main.cc: New file.
14648 * testsuite/weak_alias_test_1.cc: New file.
14649 * testsuite/weak_alias_test_2.cc: New file.
14650 * testsuite/weak_alias_test_3.cc: New file.
14652 2008-04-08 Ian Lance Taylor <iant@google.com>
14654 * options.h (class General_options): Add --noinhibit-exec option.
14655 * main.cc (main): Check --noinhibit-exec.
14657 * options.h (class General_options): Define --wrap as a special
14658 option. Add wrap_symbols_ field.
14659 (General_options::any_wrap_symbols): New function.
14660 (General_options::is_wrap_symbol): New function.
14661 * options.cc (General_options::parse_wrap): New function.
14662 (General_options::General_options): Initialize wrap_symbols_.
14663 * symtab.cc (Symbol_table::wrap_symbol): New function.
14664 (Symbol_table::add_from_object): Handle --wrap.
14665 * symtab.h (class Symbol_table): Declare wrap_symbol.
14666 * target.h (Target::wrap_char): New function.
14667 (Target::Target_info): Add wrap_char field.
14668 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
14669 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
14670 * testsuite/testfile.cc (Target_test::test_target_info):
14673 * errors.cc (Errors::undefined_symbol): Mention symbol version if
14676 * layout.h (class Layout): Add added_eh_frame_data_ field.
14677 * layout.cc (Layout::Layout): Initialize new field.
14678 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
14679 output section until we find a section we merged successfully.
14680 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
14681 that the size be non-zero.
14683 * merge.cc (Object_merge_map::get_output_offset): Remove inline
14686 2008-04-08 Craig Silverstein <csilvers@google.com>
14688 * configure.ac: Export new conditional variable HAVE_ZLIB.
14689 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
14691 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
14692 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14694 2008-04-07 Ian Lance Taylor <iant@google.com>
14696 * version.cc (version_string): Set to "1.5".
14698 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
14699 Add issued_non_pic_error_ field. Declare check_non_pic.
14700 (Target_x86_64::Scan::check_non_pic): New function.
14701 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
14702 (Target_x86_64::Scan::global): Likewise.
14704 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
14705 addend parameter. Change caller. Handle merge sections.
14706 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
14707 Address to Addend. Don't add in the result of
14708 local_section_offset, pass down the addend and use the returned
14710 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
14711 Update declarations of local_section_offset and symbol_value.
14712 * testsuite/two_file_test_1.cc (t18): New function.
14713 * testsuite/two_file_test_2.cc (f18): New function.
14714 * testsuite/two_file_test_main.cc (main): Call t18.
14715 * testsuite/two_file_test.h (t18, f18): Declare.
14717 * configure.ac: Don't test for objdump, c++filt, or readelf.
14718 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
14720 (TEST_READELF): New variable.
14721 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
14722 (check_PROGRAMS): Add two_file_strip_test.
14723 (two_file_strip_test): New target.
14724 (check_PROGRAMS): Add two_file_same_shared_strip_test.
14725 (two_file_same_shared_strip_test_SOURCES): New variable.
14726 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
14727 (two_file_same_shared_strip_test_LDFLAGS): New variable.
14728 (two_file_same_shared_strip_test_LDADD): New variable.
14729 (two_file_shared_strip.so): New target.
14730 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
14731 (ver_test_5.syms, ver_test_7.syms): Likewise.
14732 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
14733 (strip_test_3.stdout): Use TEST_OBJDUMP.
14734 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14736 2008-04-04 Cary Coutant <ccoutant@google.com>
14738 * symtab.h (Symbol::is_weak_undefined): New function.
14739 (Symbol::is_strong_undefined): New function.
14740 (Symbol::is_absolute): New function.
14741 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
14742 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
14744 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
14745 (weak_undef_test): New target.
14746 * testsuite/Makefile.in: Rebuild.
14747 * testsuite/weak_undef_file1.cc: New file.
14748 * testsuite/weak_undef_file2.cc: New file.
14749 * testsuite/weak_undef_test.cc: New file.
14751 2008-04-03 Craig Silverstein <csilvers@google.com>
14753 * compressed_output.h (class Output_compressed_section): Use
14755 * compressed_output.cc (zlib_compress): Use unsigned buffers,
14757 (zlib_compressed_suffix): Removed.
14758 (Output_compressed_section::set_final_data_size): Use unsigned
14760 * testsuite/Makefile.am (flagstest_compress_debug_sections):
14761 Fix linker invocation.
14762 (flagstest_o_specialfile_and_compress_debug_sections):
14764 * testsuite/Makefile.in: Regenerated.
14766 2008-04-02 David S. Miller <davem@davemloft.net>
14768 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
14769 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
14771 2008-04-02 Craig Silverstein <csilvers@google.com>
14775 2008-04-02 Ian Lance Taylor <iant@google.com>
14777 * fileread.cc (File_read::find_view): Add byteshift and vshifted
14778 parameters. Update for new key type to views_. Change all
14780 (File_read::read): Adjust for byteshift in returned view.
14781 (File_read::add_view): New function, broken out of
14782 find_and_make_view.
14783 (File_read::make_view): New function, broken out of
14784 find_and_make_view.
14785 (File_read::find_or_make_view): Add offset and aligned
14786 parameters. Rewrite accordingly. Change all callers.
14787 (File_read::get_view): Add offset and aligned parameters. Adjust
14788 for byteshift in return value.
14789 (File_read::get_lasting_view): Likewise.
14790 * fileread.h (class File_read): Update declarations.
14791 (class File_read::View): Add byteshift_ field. Add byteshift to
14792 constructor. Add byteshift method.
14793 * archive.h (Archive::clear_uncached_views): New function.
14794 (Archive::get_view): Add aligned parameter. Change all callers.
14795 * object.h (Object::get_view): Add aligned parameter. Change all
14797 (Object::get_lasting_view): Likewise.
14799 * fileread.cc (File_read::release): Don't call clear_views if
14800 there are multiple objects.
14801 * fileread.h (File_read::clear_uncached_views): New function.
14802 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
14805 2008-03-31 Cary Coutant <ccoutant@google.com>
14807 Add thin archive support.
14808 * archive.cc (Archive::armagt): New const.
14809 (Archive::setup): Remove task parameter and calls to unlock.
14810 (Archive::unlock_nested_archives): New function.
14811 (Archive::read_header): Add nested_off parameter. Change
14813 (Archive::interpret_header): Likewise.
14814 (Archive::include_all_members): Change to handle thin
14816 (Archive::include_member): Likewise.
14817 * archive.h (Archive::Archive): Add new parameters and
14819 (Archive::armagt): New const.
14820 (Archive::setup): Remove task parameter.
14821 (Archive::unlock_nested_archives): New function.
14822 (Archive::read_header): Add nested_off parameter.
14823 (Archive::interpret_header): Likewise.
14824 (Archive::Nested_archive_table): New typedef.
14825 (Archive::is_thin_archive_): New field.
14826 (Archive::nested_archives_): New field.
14827 (Archive::options_): New field.
14828 (Archive::dirpath_): New field.
14829 (Archive::task_): New field.
14830 * readsyms.cc (Read_symbols::do_read_symbols): Add check
14831 for thin archives. Pass additional parameters to
14832 Archive::Archive. Unlock the archive file after calling
14835 2008-03-29 Ian Lance Taylor <iant@google.com>
14837 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
14838 version symbol to be local.
14839 * testsuite/ver_test_4.sh: New file.
14840 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
14841 (check_DATA): Add ver_test_4.syms.
14842 (ver_test_4.syms): New target.
14843 * testsuite/Makefile.in: Rebuild.
14846 (Output_section::Input_section_sort_entry::has_priority): New
14848 (Output_section::Input_section_sort_entry::match_file_name): New
14850 (Output_section::Input_section_sort_entry::match_section_name):
14852 (Output_section::Input_section_sort_entry::match_section_name_prefix):
14854 (Output_section::Input_section_sort_entry::match_section_file):
14856 (Output_section::Input_section_sort_compare::operator()): Rewrite
14857 using new Input_section_sort_entry functions. Sort crtbegin and
14858 crtend first. Sort sections with no priority before sections with
14860 * testsuite/initpri1.c (d3): Check j != 4.
14861 (cd5): New constructor/destructor function.
14862 (main): Check j != 2.
14864 * symtab.cc (Symbol_table::add_from_object): If we don't use the
14865 new symbol when resolving, don't call set_is_default.
14866 * testsuite/ver_test_7.cc: New file.
14867 * testsuite/ver_test_7.sh: New file.
14868 * testsuite/Makefile.am (ver_test_7.so): New target.
14869 (ver_test_7.o): New target.
14870 (check_SCRIPTS): Add ver_test_7.sh.
14871 (check_DATA): Add ver_test_7.syms.
14872 (ver_test_7.syms): New target.
14874 2008-03-28 Ian Lance Taylor <iant@google.com>
14876 * layout.cc (Layout::layout): If we see an input section with a
14877 name that needs sorting, set the must_sort flag for the output
14879 (Layout::make_output_section): If the name of the output section
14880 indicates that it might require sorting, set the may_sort flag.
14881 * output.h (Output_section::may_sort_attached_input_sections): New
14883 (Output_section::set_may_sort_attached_input_sections): New
14885 (Output_section::must_sort_attached_input_sections): New
14887 (Output_section::set_must_sort_attached_input_sections): New
14889 (class Output_section): Declare Input_section_sort_entry. Define
14890 Input_section_sort_compare. Declare
14891 sort_attached_input_sections. Add new fields:
14892 may_sort_attached_input_sections_,
14893 must_sort_attached_input_sections_,
14894 attached_input_sections_are_sorted_.
14895 * output.cc (Output_section::Output_section): Initialize new
14897 (Output_section::add_input_section): Add an entry to
14898 input_sections_ if may_sort or must_sort are true.
14899 (Output_section::set_final_data_size): Call
14900 sort_attached_input_sections if necessary.
14901 (Output_section::Input_section_sort_entry): Define new class.
14902 (Output_section::Input_section_sort_compare::operator()): New
14904 (Output_section::sort_attached_input_sections): New function.
14905 * configure.ac: Check whether the compiler supports constructor
14906 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
14907 * testsuite/initpri1.c: New file.
14908 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
14909 CONSTRUCTOR_PRIORITY.
14910 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
14911 (initpri1_LDFLAGS): New variable.
14912 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14914 2008-03-27 Ian Lance Taylor <iant@google.com>
14916 * common.cc (Sort_commons::operator): Correct sorting algorithm.
14917 * testsuite/common_test_1.c: New file.
14918 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
14919 (common_test_1_SOURCES): New variable.
14920 (common_test_1_DEPENDENCIES): New variable.
14921 (common_test_1_LDFLAGS): New variable.
14923 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
14924 and commons_ correctly when NAME/VERSION does not override
14926 * testsuite/ver_test_6.c: New file.
14927 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
14928 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
14929 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
14931 2008-03-26 Ian Lance Taylor <iant@google.com>
14933 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
14934 of an undefined symbol from a version script.
14935 * testsuite/Makefile.am (ver_test_5.so): New target.
14936 (ver_test_5.o): New target.
14937 (check_SCRIPTS): Add ver_test_5.sh.
14938 (check_DATA): Add ver_test_5.syms.
14939 (ver_test_5.syms): New target.
14940 * testsuite/ver_test_5.cc: New file.
14941 * testsuite/ver_test_5.script: New file.
14942 * testsuite/ver_test_5.sh: New file.
14943 * Makefile.in, testsuite/Makefile.in: Rebuild.
14946 Fix problems building gold with gcc 4.3.0.
14947 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
14948 (gold_error_at_location, gold_warning_at_location): Use it.
14949 * configure.ac: Check whether we can compile and use a template
14950 function with a printf attribute.
14951 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
14952 when jumping over bytes.
14953 * object.cc: Instantiate Object::read_section_data.
14954 * debug.h: Include <cstring>
14955 * dwarf_reader.cc: Include <algorithm>
14956 * main.cc: Include <cstring>.
14957 * options.cc: Include <cstring>.
14958 * output.cc: Include <cstring>.
14959 * script.cc: Include <cstring>.
14960 * script.h: Include <string>.
14961 * symtab.cc: Include <cstring> and <algorithm>.
14962 * target-select.cc: Include <cstring>.
14963 * version.cc: Include <string>.
14964 * testsuite/testmain.cc: Include <cstdlib>.
14965 * configure, config.in: Rebuild.
14967 2008-03-25 Ian Lance Taylor <iant@google.com>
14969 * options.cc: Include "../bfd/bfdver.h".
14970 (options::help): Print bug reporting address.
14972 * version.cc (print_version): Adjust output for current value of
14973 BFD_VERSION_STRING.
14977 * options.cc (options::help): Print list of supported targets.
14978 * target-select.h: Include <vector>.
14979 (class Target_selector): Make machine_, size_, and is_big_endian_
14980 fields const. Add bfd_name_ and instantiated_target_ fields.
14981 (Target_selector::Target_selector): Add bfd_name parameter.
14982 (Target_selector::recognize): Make non-virtual, call
14984 (Target_selector::recognize_by_name): Make non-virtual, call
14985 do_recognize_by_name.
14986 (Target_selector::supported_names): New function.
14987 (Target_selector::bfd_name): New function.
14988 (Target_selector::do_instantiate_target): New pure virtual
14990 (Target_selector::do_recognize): New virtual function.
14991 (Target_selector::do_recognize_by_name): New virtual function.
14992 (Target_selector::instantiate_target): New private function.
14993 (supported_target_names): Declare.
14994 * target-select.cc (Target_selector::Target_selector): Update for
14995 new parameter and fields.
14996 (select_target_by_name): Check that the name matches before
14997 calling recognize_by_name.
14998 (supported_target_names): New function.
14999 * i386.cc (class Target_selector_i386): Update Target_selector
15000 constructor call. Remove recognize and recognize_by_name. Add
15001 do_instantiate_target.
15002 * x86_64.cc (class Target_selector_x86_64): Likewise.
15003 * testsuite/testfile.cc (class Target_selector_test): Update for
15004 changes to Target_selector.
15006 * README: Rewrite, with some notes on unsupported features.
15008 2008-03-24 Cary Coutant <ccoutant@google.com>
15010 * i386.cc (Target_i386::Got_type): New enum declaration.
15011 (Target_i386::Scan::local): Updated callers of Output_data_got
15013 (Target_i386::Scan::global): Likewise.
15014 (Target_i386::Relocate::relocate): Likewise.
15015 (Target_i386::Relocate::relocate_tls): Likewise.
15016 * object.h (Got_offset_list): New class.
15017 (Sized_relobj::local_has_got_offset): Added got_type parameter.
15018 (Sized_relobj::local_got_offset): Likewise.
15019 (Sized_relobj::set_local_got_offset): Likewise.
15020 (Sized_relobj::local_has_tls_got_offset): Removed.
15021 (Sized_relobj::local_tls_got_offset): Removed.
15022 (Sized_relobj::set_local_tls_got_offset): Removed.
15023 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
15024 * output.cc (Output_data_got::add_global): Added got_type parameter.
15025 (Output_data_got::add_global_with_rel): Likewise.
15026 (Output_data_got::add_global_with_rela): Likewise.
15027 (Output_data_got::add_global_pair_with_rel): New function.
15028 (Output_data_got::add_global_pair_with_rela): New function.
15029 (Output_data_got::add_local): Added got_type parameter.
15030 (Output_data_got::add_local_with_rel): Likewise.
15031 (Output_data_got::add_local_with_rela): Likewise.
15032 (Output_data_got::add_local_pair_with_rel): New function.
15033 (Output_data_got::add_local_pair_with_rela): New function.
15034 (Output_data_got::add_global_tls): Removed.
15035 (Output_data_got::add_global_tls_with_rel): Removed.
15036 (Output_data_got::add_global_tls_with_rela): Removed.
15037 (Output_data_got::add_local_tls): Removed.
15038 (Output_data_got::add_local_tls_with_rel): Removed.
15039 (Output_data_got::add_local_tls_with_rela): Removed.
15040 * output.h (Output_data_got::add_global): Added got_type parameter.
15041 (Output_data_got::add_global_with_rel): Likewise.
15042 (Output_data_got::add_global_with_rela): Likewise.
15043 (Output_data_got::add_global_pair_with_rel): New function.
15044 (Output_data_got::add_global_pair_with_rela): New function.
15045 (Output_data_got::add_local): Added got_type parameter.
15046 (Output_data_got::add_local_with_rel): Likewise.
15047 (Output_data_got::add_local_with_rela): Likewise.
15048 (Output_data_got::add_local_pair_with_rel): New function.
15049 (Output_data_got::add_local_pair_with_rela): New function.
15050 (Output_data_got::add_global_tls): Removed.
15051 (Output_data_got::add_global_tls_with_rel): Removed.
15052 (Output_data_got::add_global_tls_with_rela): Removed.
15053 (Output_data_got::add_local_tls): Removed.
15054 (Output_data_got::add_local_tls_with_rel): Removed.
15055 (Output_data_got::add_local_tls_with_rela): Removed.
15056 * resolve.cc (Symbol::override_base_with_special): Removed
15057 reference to has_got_offset_ field.
15058 * symtab.cc (Symbol::init_fields): Replaced initialization
15059 of got_offset_ with got_offsets_. Removed initialization
15061 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
15062 (Symbol::got_offset): Likewise.
15063 (Symbol::set_got_offset): Likewise.
15064 (Symbol::has_tls_got_offset): Removed.
15065 (Symbol::tls_got_offset): Removed.
15066 (Symbol::set_tls_got_offset): Removed.
15067 (Symbol::got_offset_): Removed.
15068 (Symbol::tls_mod_got_offset_): Removed.
15069 (Symbol::tls_pair_got_offset_): Removed.
15070 (Symbol::got_offsets_): New field.
15071 (Symbol::has_got_offset): Removed.
15072 (Symbol::has_tls_mod_got_offset): Removed.
15073 (Symbol::has_tls_pair_got_offset): Removed.
15074 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
15075 (Target_x86_64::Scan::local): Updated callers of Output_data_got
15077 (Target_x86_64::Scan::global): Likewise.
15078 (Target_x86_64::Relocate::relocate): Likewise.
15079 (Target_x86_64::Relocate::relocate_tls): Likewise.
15081 2008-03-25 Ben Elliston <bje@au.ibm.com>
15083 * yyscript.y: Fix spelling error in comment.
15085 2008-03-24 Ian Lance Taylor <iant@google.com>
15087 * options.h (class General_options): Define build_id option.
15088 * layout.h (class Layout): Declare write_build_id, create_note,
15089 create_build_id. Add build_id_note_ member.
15090 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
15091 "libiberty.h", "md5.h", "sha1.h".
15092 (Layout::Layout): Initialize eh_frame_data_,
15093 eh_frame_hdr_section_, and build_id_note_.
15094 (Layout::finalize): Call create_build_id.
15095 (Layout::create_note): New function, broken out of
15096 Layout::create_gold_note.
15097 (Layout::create_gold_note): Call create_note.
15098 (Layout::create_build_id): New function.
15099 (Layout::write_build_id): New function.
15100 (Close_task_runner::run): Call write_build_id.
15102 * x86_64.cc: Correct license to GPLv3.
15104 2008-03-23 Ian Lance Taylor <iant@google.com>
15106 * options.cc: Include "demangle.h".
15107 (parse_optional_string): New function.
15108 (parse_long_option): Handle takes_optional_argument.
15109 (parse_short_option): Update dash_z initializer. Handle
15110 takes_optional_argument.
15111 (General_options::General_options): Initialize do_demangle_.
15112 (General_options::finalize): Set do_demangle_. Handle demangling
15114 * options.h (parse_optional_string): Declare.
15115 (struct One_option): Add optional_arg field. Update constructor.
15116 Update call constructor calls. Add takes_optional_argument
15118 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
15119 (DEFINE_optional_string): Define.
15120 (General_options::demangle): Change from DEFINE_bool to
15121 DEFINE_optional_string.
15122 (General_options::no_demangle): New function.
15123 (General_options::do_demangle): New function.
15124 (General_options::set_do_demangle): New function.
15125 (General_options::execstack_status_): Move definition to end of
15127 (General_options::static_): Likewise.
15128 (General_options::do_demangle_): New field.
15129 * object.cc (big_endian>::get_symbol_location_info): Call
15130 Options::do_demangle, not Options::demangle.
15131 * symtab.cc (demangle): Likewise.
15133 2008-03-22 Ian Lance Taylor <iant@google.com>
15135 * gold.h: Include <cstddef> and <sys/types.h>
15136 * options.h: Include <cstring>.
15138 2008-03-21 Ian Lance Taylor <iant@google.com>
15140 * Added source code to GNU binutils.
15142 Copyright (C) 2008-2013 Free Software Foundation, Inc.
15144 Copying and distribution of this file, with or without modification,
15145 are permitted in any medium without royalty provided the copyright
15146 notice and this notice are preserved.
15152 version-control: never