1 2013-07-23 Cary Coutant <ccoutant@google.com>
2 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
4 * parameters.cc (Parameters::entry): Return target-specific entry
6 * target.h (Target::entry_symbol_name): New function.
7 (Target_info::entry_symbol_name): New data member.
9 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
10 * i386.cc (Target_i386::i386_info): Likewise.
11 (Target_i386_nacl::i386_nacl_info): Likewise.
12 * sparc.cc (Target_sparc::sparc_info): Likewise.
13 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
14 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
15 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
16 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
18 2013-07-22 Sterling Augustine <saugustine@google.com>
20 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
21 Convert parameter shndx to local variable. Add parameters symtab
22 and symtab_size. Scan over section names. Find relocation
23 section corresponding to current section. Create and initialize
24 reloc_mapper_ and reloc_type_.
25 (Dwarf_pubnames_table::read_header): Add assertion. Change
26 unit_length to off_t. Initialize member unit_length_. Fill in field
28 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
29 Initialize new fields unit_length_ and cu_offset_.
30 (Dwarf_pubnames_table::read_section): Update prototype.
31 (Dwarf_pubnames_table::cu_offset): New member function.
32 (Dwarf_pubnames_table::subsection_size): Likewise.
33 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
35 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
36 member functions public.
37 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
38 Update comment. Rework logic. Move repeated parts to...
39 (Gdb_index_info_reader::read_pubtable): ...here. New function.
40 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
41 pubtypes_table_, and stmt_list_offset.
42 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
43 Gdb_index::find_pubtype_offset,
44 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
45 (Gdb_index::pubnames_read): Update prototype and rework logic.
46 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
48 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
49 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
50 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
51 Gdb_index::map_pubtable_to_dies):
53 (Gdb_index::pubnames_read): Update declaration.
54 (Gdb_index::Pubname_offset_map): New type.
55 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
56 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
57 Gdb_index::stmt_list_offset): Declare.
58 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
59 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
60 Gdb_index::pubtypes_offset_): Remove.
62 2013-07-19 Roland McGrath <mcgrathr@google.com>
64 * options.h (General_options): Add -Trodata-segment option.
65 * parameters.cc (Parameters::check_rodata_segment): New function.
66 (Parameters::set_target_once): Call it.
67 * parameters.h (Parameters): Declare it (private member function).
68 * layout.cc (load_seg_unusable_for_headers): New function, broken
69 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
70 then validate rodata segment rather than text segment.
71 (relaxation_loop_body): Call that.
72 (is_text_segment): New function. Don't admit a non-executable
73 segment if TARGET->isolate_execinstr().
74 (set_segment_offsets): Call it. Honor -Trodata-segment option.
76 2013-07-15 Shawn Landden <shawnlandden@gmail.com>
79 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
80 * nacl.h (Sniff_file::View::View): Request aligned view.
82 2013-07-11 Cary Coutant <ccoutant@google.com>
84 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
85 correct BRLT entry size.
87 2013-07-03 Alan Modra <amodra@gmail.com>
89 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
92 2013-07-01 Cary Coutant <ccoutant@google.com>
94 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
96 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
97 (Dwarf_ranges_table::lookup_reloc): New function.
98 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
100 (Dwarf_ranges_table::lookup_reloc): New function.
101 (Dwarf_ranges_table::reloc_type_): New data member.
103 2013-06-27 Jing Yu <jingyu@google.com>
106 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
108 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
109 (Target_powerpc::do_relax): Call the above.
111 2013-06-27 Cary Coutant <ccoutant@google.com>
113 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
114 on garbage collected .opd section.
116 2013-06-27 Alan Modra <amodra@gmail.com>
118 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
120 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
121 (Target_powerpc::do_function_location): Likewise for loc->shndx.
123 2013-06-14 Cary Coutant <ccoutant@google.com>
125 * resolve.cc (Symbol::override_base): Don't override st_type
126 from plugin placeholder symbols.
127 (Symbol_table::resolve): Likewise.
128 (Symbol_table::should_override): Don't complain about TLS mismatch
129 if the TO symbol is a plugin placeholder.
130 * testsuite/Makefile.am (plugin_test_tls): New test.
131 * testsuite/Makefile.in: Regenerate.
132 * testsuite/plugin_test_tls.sh: New test script.
133 * testsuite/two_file_test_2_tls.cc: New test source.
134 * testsuite/two_file_test_tls.cc: New test source.
136 2013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
138 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
139 the maximum segment alignment is larger than the page size.
140 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
141 correctly aligns the symbols with large alignemnt.
142 * testsuite/Makefile.in: Regenerate.
143 * testsuite/large_symbol_alignment.cc: New file.
145 2013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
146 Sriraman Tallam <tmsriram@google.com>
148 * options.h (sort_section): New option.
149 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
150 Rename from Input_section_sort_section_name_special_ordering_compare.
151 (Input_section_sort_section_name_compare): New struct.
152 * output.cc (Output_section::Input_section_sort_section_name_compare::
153 operator()): New function.
154 (Output_section::sort_attached_input_sections): Use new sort function
155 for .text if --sort-section=name is specified.
156 * layout.cc (Layout::make_output_section):
157 Add sorting by name when --sort-section=name is specified.
158 * testsuite/Makefile.am (text_section_grouping): Test option
160 * testsuite/Makefile.in: Regenerate.
161 * testsuite/section_sorting_name.cc: New file.
162 * testsuite/section_sorting_name.sh: New file.
164 2013-05-21 Cary Coutant <ccoutant@google.com>
166 * symtab.h (Symbol::is_cxx_vtable): New function.
167 * target-reloc.h (relocate_section): Check for vtable symbol.
168 * testsuite/Makefile.am (missing_key_func.sh): New test case.
169 * testsuite/Makefile.in: Regenerate.
170 * testsuite/missing_key_func.cc: New test source.
171 * testsuite/missing_key_func.sh: New test script.
173 2013-05-21 Cary Coutant <ccoutant@google.com>
175 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
176 type of enclosing symbol.
177 (Relocate_info::location): Check symbol type when describing symbol.
178 * object.h (Symbol_location_info): Remove unused line_number;
179 add enclosing_symbol_type.
180 * testsuite/debug_msg.sh: Adjust expected output.
182 2013-05-13 Cary Coutant <ccoutant@google.com>
184 * configure.ac: Export DEFAULT_TARGET.
185 * configure: Regenerate.
186 * Makefile.in: Regenerate.
187 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
188 * testsuite/Makefile.in: Regenerate.
189 * testsuite/debug_msg.sh: Delete duplicate tests.
190 Don't check undef_int error message match for powerpc where the
191 source file and line number aren't available.
193 2013-05-10 Roland McGrath <mcgrathr@google.com>
195 * options.h (General_options): Add --rosegment-gap option.
196 * options.cc (finalize): --rosegment-gap implies --rosegment.
197 * layout.cc (set_segment_offsets): Let user option override
198 target->rosegment_gap().
200 2013-05-10 Roland McGrath <mcgrathr@google.com>
202 * options.h (General_options): Remove leading space from help
203 messages for -nostdlib and --rosegment.
205 2013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
208 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
210 2013-05-03 Alan Modra <amodra@gmail.com>
212 * merge.cc (Output_merge_string::do_add_input_section): Correct
213 scan for number of strings. Rename vars to avoid shadowing.
214 Include missing terminator in input_size_.
216 2013-05-01 H.J. Lu <hongjiu.lu@intel.com>
218 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
219 Restore empty string handling.
221 2013-05-01 Cary Coutant <ccoutant@google.com>
223 * stringpool.cc (Stringpool_template::new_key_offset): Fix
224 uninitialized warning.
226 2013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
228 * output.cc (Output_section::add_merge_input_section): Allow
229 to merge sections if the alignment is more than character size.
230 * merge.h (Output_merge_string::Output_merge_string): Remove
232 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
233 only not-null strings. Check the alignment of strings.
235 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
236 alignment as the argument.
237 (Stringpool_template<Stringpool_char>::addralign_): New class member.
238 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
239 Align non-zero length strings according to the addralign_.
240 (Stringpool_template<Stringpool_char>::set_string_offsets):
241 Updating offsets according to the given alignment.
242 * testsuite/Makefile.am (text_section_grouping): Test if string
243 literals are getting merged.
244 * testsuite/Makefile.in: Regenerate.
245 * testsuite/merge_string_literals_1.c: New file.
246 * testsuite/merge_string_literals_2.c: Ditto.
247 * testsuite/merge_string_literals.sh: Ditto.
249 2013-04-26 Ian Lance Taylor <iant@google.com>
251 * target-reloc.h (relocate_section): If the reloc offset is out of
252 range, pass VIEW as NULL to relocate.relocate.
253 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
254 * i386.cc (Target_i386::Relocate::relocate): Likewise.
255 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
256 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
257 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
258 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
260 2013-04-26 Geoff Pike <gpike@chromium.org>
262 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
263 * layout.cc (Hash_task): New class.
264 (Layout::queue_build_id_tasks): New function.
265 (Layout::write_build_id): Handle single-thread portion of build ID
266 computation. (In some cases, all of it is single-threaded.) Replace
267 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
268 functionality in fewer lines of code.
269 * layout.h (Layout::queue_build_id_tasks): New function declaration.
270 * options.h (General_options): make "--build-id" default to tree
271 rather than sha1. Add two new options related to --build-id=tree:
272 --build-id-chunk-size-for-treehash and
273 --build-id-min-file-size-for-treehash.
274 * Makefile.am: add testing of --build-id=tree and related new options
275 (these tests will be invoked by "make check").
276 * Makefile.in: Regenerate.
278 2013-04-25 Alan Modra <amodra@gmail.com>
280 * configure.tgt: Add powerpcle and powerpc64le.
282 2013-04-22 Alan Modra <amodra@gmail.com>
285 * layout.cc (Layout::segment_precedes): Allow more than one
286 segment with the same type and flags.
288 2013-04-15 Cary Coutant <ccoutant@google.com>
290 * layout.cc (Layout::set_relocatable_section_offsets): Don't
291 allocate space in file for BSS sections.
293 2013-04-15 Cary Coutant <ccoutant@google.com>
295 * script-sections.cc (Orphan_output_section): Reset address
296 to zero after each orphaned section for relocatable links.
298 2013-04-15 Cary Coutant <ccoutant@google.com>
300 * symtab.cc (Symbol_table::sized_write_globals): Subtract
301 section starting address for relocatable link.
302 * testsuite/Makefile.am (script_test_11): New test.
303 * testsuite/Makefile.in: Regenerate.
304 * testsuite/script_test_11.c: New source file.
305 * testsuite/script_test_11.t: New linker script.
307 2013-04-13 Alan Modra <amodra@gmail.com>
309 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
310 owner when sections are not adjacent and exceed group size.
311 (Target_powerpc::group_sections): Handle corner case.
312 (Target_powerpc::Branch_info::make_stub): Handle case where
313 stub table doesn't exist due to branches in non-exec sections.
314 (Target_powerpc::Relocate::relocate): Likewise.
316 2013-04-11 Alan Modra <amodra@gmail.com>
319 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
320 .branch_lt to match bfd ld. Adjust comments throughout file.
322 2013-04-04 Ian Lance Taylor <iant@google.com>
325 * object.cc (do_layout_deferred_sections): Handle .eh_frame
326 sections before checking whether they are included in the link.
328 2013-03-29 Sriraman Tallam <tmsriram@google.com>
330 * archive.cc (Archive::get_elf_object_for_member): Create the elf
331 object before calling the plugin claim_file handler. Pass the elf
332 object of the archive to the plugin. Delete the elf object if the
333 plugin claims the file.
335 2013-03-21 Alan Modra <amodra@gmail.com>
337 * layout.cc (Layout::set_segment_offsets): Accept writable .text
340 2013-03-21 Alan Modra <amodra@gmail.com>
342 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
344 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
345 uninitialized" warning.
347 2013-03-20 Alan Modra <amodra@gmail.com>
349 * symtab.h (Symbol::clear_version): New function.
350 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
351 is_needed by weak references. Clear version for symbols defined
352 in as-needed objects that are not needed.
354 2013-03-15 Alan Modra <amodra@gmail.com>
356 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
357 static and public. Add report_err param. Return false for data refs.
358 (Target_powerpc::rela_dyn_section): New overloaded function.
359 (Target_powerpc::plt_, iplt_): Elucidate.
360 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
361 (Output_data_plt_powerpc::do_write): Don't write .iplt.
362 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
363 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
364 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
365 push_branch and make_plt_entry for ifunc syms when
366 reloc_needs_plt_for_ifunc.
367 (Target_powerpc::Relocate::relocate): Don't use plt entry value
368 for ifunc unless reloc_needs_plt_for_ifunc.
370 2013-03-15 Alan Modra <amodra@gmail.com>
372 * gc.h (gc_process_relocs): Don't look through function descriptors.
373 * icf.cc (get_section_contents): Do so here instead.
375 2013-03-13 Alan Modra <amodra@gmail.com>
377 * powerpc.cc (is_branch_reloc): Forward declare.
378 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
379 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
380 false for 64-bit, true for 32-bit non-branch relocs.
381 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
382 * testsuite/Makefile.am (icf_test): Use linker map file instead of
384 (icf_safe_test): Generate linker map file as well as nm output.
385 (icf_safe_so_test): Likewise.
386 * testsuite/Makefile.in: Regenerate.
387 * testsuite/icf_test.sh: Parse linker map file to determine
389 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
390 * testsuite/icf_safe_so_test.sh: Likewise.
391 (X86_32_or_ARM_specific_safe_fold): Merge into..
392 (arch_specific_safe_fold): ..this.
393 (X86_64_specific_safe_fold): Delete unused function.
395 2013-03-12 Alan Modra <amodra@gmail.com>
397 * gc.h (gc_process_relocs): Look through function descriptors
398 to determine shndx, symvalue and addend used by ICF. Tidy
399 variable duplication.
401 2013-03-11 Alan Modra <amodra@gmail.com>
403 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
404 * layout.cc (Layout_task_runner::run): ..to here.
405 * symtab.h (struct Symbol_location): Extract from..
406 (class Symbol_table): ..here.
407 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
408 * target.h (class Target): Add function_location and
409 do_function_location functions.
410 (class Sized_target): Add do_function_location.
411 * object.h (class Sized_relobj_file): Move find_shdr..
412 (class Object): ..to here.
413 * object.cc: Likewise. Update to suit. Instantiate.
414 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
415 * powerpc.cc (class Powerpc_dynobj): New.
416 (Target_powerpc::do_function_location): New function.
417 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
418 (Powerpc_dynobj::do_read_symbols): New function.
419 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
421 2013-03-08 Ian Lance Taylor <iant@google.com>
423 * options.cc (General_options::string_to_object_format): Accept
426 2013-03-08 Alan Modra <amodra@gmail.com>
428 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
430 (struct Post_fde): Move definition to here..
431 * ehframe.cc (struct Post_fde): ..from here.
432 (Cie::write): Don't alloc Post_fde.
433 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
435 2013-03-07 Alan Modra <amodra@gmail.com>
437 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
438 relocation referencing .LC0.
439 * testsuite/discard_locals_test.sh: Remove FIXMEs.
441 2013-03-07 Alan Modra <amodra@gmail.com>
443 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
444 always_inline. Add assembly for powerpc to avoid GOT.
446 2013-03-07 Alan Modra <amodra@gmail.com>
448 * testsuite/script_test_10.sh: Don't test .bss section
451 2013-03-06 Alan Modra <amodra@gmail.com>
453 * powerpc.cc (class Powerpc_relobj): Move some member functions.
454 (Target_powerpc::symval_for_branch): Add symtab param. Update
455 all callers. Handle folded sections.
456 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
458 (Global_symbol_visitor_opd::operator()): Likewise.
460 2013-03-04 Alan Modra <amodra@gmail.com>
462 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
463 * testsuite/Makefile.in: Regenerate.
465 2013-03-01 Cary Coutant <ccoutant@google.com>
467 Add dwp support for v2 DWARF package file format.
468 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
469 tu_length parameter. Adjust all callers.
470 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
471 * dwp.cc: Include dwarf.h.
472 (Section_bounds): New struct type.
473 (Unit_set): New struct type.
474 (Dwo_file::Dwo_file): Initialize new data member.
475 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
476 Combine and rename to...
477 (Dwo_file::read_unit_index): ...this.
478 (Dwo_file::sized_read_compunit_index)
479 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
480 (Dwo_file::sized_read_unit_index): ...this.
481 (Dwo_file::copy_section): Remove section_name, is_str_offsets
482 parameters; add section_id parameter.
483 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
484 (Dwo_file::add_unit_set): ...this.
485 (Dwo_file::shndx_map_): Remove.
486 (Dwo_file::sect_offsets_): New data member.
487 (Dwp_output_file::Dwp_output_file): Initialize new data members.
488 (Dwp_output_file::add_section): Rename to...
489 (Dwp_output_file::add_contribution): ...this.
490 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
491 (Dwp_output_file::add_tu_set): Likewise.
492 (Dwp_output_file::Contribution): New type.
493 (Dwp_output_file::Section::contributions): New data member.
494 (Dwp_output_file::Cu_or_tu_set): Remove.
495 (Dwp_output_file::Section::Section): New ctor.
496 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
497 (Dwp_output_file::Dwp_index::Section_table): New type.
498 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
499 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
501 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
502 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
503 (Dwp_output_file::Dwp_index::section_table): New member function.
504 (Dwp_output_file::Dwp_index::section_table_end): New member function.
505 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
506 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
507 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
508 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
509 (Dwp_output_file::Dwp_index::section_table_): New data member.
510 (Dwp_output_file::Dwp_index::section_mask_): New data member.
511 (Dwp_output_file::add_output_section): New member function.
512 (Dwp_output_file::write_new_section): New member function.
513 (Dwp_output_file::write_contributions): New member function.
514 (Dwp_output_file::section_id_map_): New data member.
515 (class Dwo_id_info_reader): Remove.
516 (class Unit_reader): New class.
517 (get_dwarf_section_name): New function.
518 (Dwo_file::read_executable): Adjust initializations of class data.
519 (Dwo_file::read): Add support for v2 package file format.
520 (Dwo_file::read_unit_index): Likewise.
521 (Dwo_file::sized_read_unit_index): Likewise.
522 (Dwo_file::copy_section): Likewise.
523 (Dwo_file::add_unit_set): Likewise.
524 (Dwp_output_file::add_output_section): Likewise.
525 (Dwp_output_file::add_contribution): Likewise.
526 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
528 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
530 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
532 (Dwp_output_file::initialize): Remove unused function.
533 (Dwp_output_file::finalize): Add support for v2 package file format.
534 (Dwp_output_file::write_index): Likewise.
535 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
538 2013-03-01 Cary Coutant <ccoutant@google.com>
540 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
541 function into class definition in header file.
542 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
543 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
545 (Dwarf_info_reader::check_buffer): Move here from .cc file.
547 2013-02-28 Alan Modra <amodra@gmail.com>
549 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
550 * target.cc (Target::do_plt_fde_location): New function.
551 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
552 accessor function, and constructor param.
553 (struct Post_fde, Post_fdes): Declare.
554 (Cie::write): Add post_fdes param.
555 * ehframe.cc (Fde::write): Use plt_fde_location.
556 (struct Post_fde): Define.
557 (Cie::write): Stash FDEs added post merge mapping.
558 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
559 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
560 (Eh_frame::do_sized_write): Arrange to write post map FDES after
562 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
563 (Target_powerpc::has_glink): New function.
564 (Target_powerpc::do_relax): Add eh_frame info for stubs.
565 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
566 glink_eh_frame_fde_32, default_fde): New data.
567 (Stub_table::eh_frame_added_): New var.
568 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
570 (Stub_table::add_eh_frame): New function.
571 (Output_data_glink::add_eh_frame): New function.
572 (Target_powerpc::make_glink_section): Call add_eh_frame.
574 2013-02-15 Ian Lance Taylor <iant@google.com>
576 * options.h (DEFINE_uint64_alias): Define.
577 (class General_options): Add -Ttext-segment as an alias for
580 2013-02-15 Alan Modra <amodra@gmail.com>
582 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
583 (Stub_table::do_write): ..here, two places.
584 (Stub_table::plt_call_size): Use it here too.
586 2013-02-11 Ian Lance Taylor <iant@google.com>
588 * descriptors.cc (Descriptors::close_all): New function.
589 * descriptors.h (class Descriptors): Declare close_all.
590 (close_all_descriptors): New inline function.
591 * plugin.cc: Include "descriptors.h".
592 (Plugin_manager::cleanup): Call close_all_descriptors.
594 2013-02-06 Alan Modra <amodra@gmail.com>
596 * README: Update coding style link.
598 2013-01-28 Cary Coutant <ccoutant@google.com>
600 * dwp.cc (File_list): New typedef.
601 (Dwo_name_info_reader): New class.
602 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
603 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
604 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
605 (Dwo_file::read_executable): New function.
606 (Dwo_file::read): Move common setup code to ...
607 (Dwo_file::make_object): ... here.
608 (dwp_options): Add --exec/-e.
612 2013-01-24 Sriraman Tallam <tmsriram@google.com>
614 * layout.cc (Layout::layout): Check for option text_reorder.
615 (Layout::make_output_section): Ditto.
616 * options.h (text_reorder): New option.
617 * output.cc (Input_section_sort_compare): Remove special ordering
620 Input_section_sort_section_name_special_ordering_compare::
621 operator()): New function.
622 (Output_section::sort_attached_input_sections): Use new sort function
624 * output.h (Input_section_sort_section_name_special_ordering_compare):
626 * testsuite/Makefile.am (text_section_grouping): Test option
628 * testsuite/Makefile.in: Regenerate.
629 * testsuite/text_section_grouping.sh: Check order of functions without
630 default text reordering.
632 2013-01-18 Mike Frysinger <vapier@gentoo.org>
634 * options.h (General_options): Change default to true for new_dtags.
636 2013-01-18 Mike Frysinger <vapier@gentoo.org>
638 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
639 when enable_new_dtags is false. Only add DT_RUNPATH when
640 enable_new_dtags is true.
642 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
644 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
645 used in declaration and definition consistent.
646 (Target_powerpc::symval_for_branch): Ditto.
648 2013-01-16 Sriraman Tallam <tmsriram@google.com>
650 * testsuite/plugin_final_layout.cc: Fix comment.
652 2013-01-16 Sriraman Tallam <tmsriram@google.com>
654 * layout.cc (Layout::layout): Do not do default sorting for
655 text sections when section ordering is specified.
656 (make_output_section): Ditto.
657 * testsuite/plugin_final_layout.cc: Name the function sections
658 to catch reordering issues.
660 2013-01-15 Alan Modra <amodra@gmail.com>
662 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
665 2013-01-15 Alan Modra <amodra@gmail.com>
667 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
668 * testsuite/Makefile.in: Regenerate.
670 2013-01-14 Alan Modra <amodra@gmail.com>
672 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
673 * testsuite/Makefile.in: Regenerate.
675 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
678 Fix mingw gold build with plugins enabled
679 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
680 * configure.ac: Export DLOPEN_LIBS and add headers check.
681 * plugin.cc: Handle non-dlfcn case.
682 * Makefile.in: Regenerate.
683 * config.in: Regenerate.
684 * configure: Regenerate.
685 * testsuite/Makefile.in: Regenerate.
687 2013-01-09 Sriraman Tallam <tmsriram@google.com>
689 * output.h (sort_attached_input_sections): Change to be public.
691 (Output_section_definition::set_section_addresses): Sort
692 attached input sections according to section order before linker
693 script assigns section addresses.
694 (Orphan_output_section::set_section_addresses): Sort
695 attached input sections according to section order before linker
696 script assigns section addresses.
697 * Makefile.am (final_layout.sh): Use a simple linker script to
698 check if section ordering still works.
699 * Makefile.in: Regenerate.
701 2013-01-09 Ben Cheng <bccheng@google.com>
703 * arm.cc (Target_arm::attributes_accept_div): New function.
704 (Target_arm::attributes_forbid_div): New function.
705 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
706 attribute using the same new functions as what bfd/elf32_arm.c
709 2013-01-07 Cary Coutant <ccoutant@google.com>
712 * output.cc (Output_section::add_input_section): For incremental
713 updates, don't track input sections that are allocated from patch
716 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
717 Ian Lance Taylor <iant@google.com>
720 * configure.ac (--enable-ld): Removed.
721 (install_as_default): Set to yes only for --enable-gold=default
723 * configure: Regenerated.
725 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
727 * options.h (General_options): Add -fuse-ld= for GCC linker
728 option compatibility.
730 2013-01-04 Cary Coutant <ccoutant@google.com>
732 * configure.ac: Fix typo restoring CXXFLAGS.
733 * configure: Regenerate.
735 2013-01-04 Cary Coutant <ccoutant@google.com>
737 * testsuite/Makefile.am (CXXLINK_S): New macro.
738 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
739 * testsuite/Makefile.in: Regenerate.
741 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
743 * version.cc (print_version): Update copyright year to 2013.
745 2012-12-20 Ian Lance Taylor <iant@google.com>
747 * layout.cc (Layout::special_ordering_of_input_section): New
749 (Layout::layout): If input section requires special ordering, must
751 (Layout::make_output_section): May sort .text input sections.
752 (Layout::is_section_name_prefix_grouped): Remove.
753 * layout.h (class Layout): Declare
754 special_ordering_of_input_section. Don't declare
755 is_section_name_prefix_grouped.
756 * output.cc (Output_section::add_input_section): Revert last
758 (Output_section::Input_section_sort::match_file_name): Don't crash
759 if called on output section data.
760 (Output_section::Input_section_sort_compare): Sort based on
762 (Output_section::Input_section_sort_section_order_index_compare):
764 (Output_section::sort_attached_input_sections): Likewise.
766 2012-12-18 Sriraman Tallam <tmsriram@google.com>
768 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
769 * layout.h (Layout::is_section_name_prefix_grouped): New function.
770 * output.cc (Output_section::add_input_section): Check if section
771 name contains special prefix. Keep input sections to sort such
773 (Output_section::Input_section_sort_section_order_index_compare
774 ::operator()): Group sections according to prefixes.
775 (Output_section::sort_attached_input_sections): Add condition to
776 Input_section_entry constructor call.
777 * testsuite/Makefile.am (text_section_grouping): New test.
778 * testsuite/Makefile.in: Regenerate.
779 * testsuite/text_section_grouping.cc: New file.
780 * testsuite/text_section_grouping.sh: New file.
782 2012-12-17 Nick Clifton <nickc@redhat.com>
784 * Makefile.am: Add copyright notice.
787 * configure.ac: Likewise.
788 * ftruncate.c: Likewise.
789 * Makefile.in: Regenerate.
791 2012-12-14 Cary Coutant <ccoutant@google.com>
793 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
795 (exception_separate_shared_12_test): Likewise.
796 (incremental_copy_test): Likewise.
797 * testsuite/Makefile.in: Regenerate.
799 2012-12-14 Cary Coutant <ccoutant@google.com>
801 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
802 (Dwp_output_file::Dwp_index::enter_set): Add assert.
804 2012-12-12 Alan Modra <amodra@gmail.com>
806 * powerpc.cc (class Track_tls): New.
807 (class Relocate, class Scan): Inherit Track_tls.
808 (Target_powerpc::Scan::local, global): Track tls optimization
809 and avoid creating plt entry for __tls_get_addr if all uses
811 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
813 2012-12-12 Alan Modra <amodra@gmail.com>
815 * options.h (General_options): Add --toc-sort/--no-toc-sort.
816 Replace no_toc_optimize with toc_optimize.
817 * output.h (Output_section::input_sections): Provide non-const variant.
818 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
819 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
821 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
822 (class Sort_toc_sections): New.
823 (Target_powerpc::do_finalize_sections): Sort toc sections.
824 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
826 2012-12-10 Roland McGrath <mcgrathr@google.com>
828 * testsuite/binary_unittest.cc (read_all): New function.
829 (Sized_binary_test): Use it instead of ::read.
830 * fileread.cc (do_read): Don't assume pread always reads the whole
831 amount in a single call.
833 2012-12-10 Alan Modra <amodra@gmail.com>
835 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
836 Set EM_PPC64 or EM_PPC here.
837 (Target_selector_powerpc::do_recognize): Delete.
839 2012-12-10 Alan Modra <amodra@gmail.com>
841 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
843 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
845 2012-12-07 Roland McGrath <mcgrathr@google.com>
847 * testsuite/binary_unittest.cc (Sized_binary_test):
848 Use open_descriptor rather than ::open.
850 2012-12-07 Alan Modra <amodra@gmail.com>
852 * powerpc.cc (Stub_table::do_write): Delete redundant Address
853 typedef and invalid_address constant.
854 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
855 instantiate constants.
857 2012-12-06 Roland McGrath <mcgrathr@google.com>
859 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
860 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
861 * aclocal.m4: Regenerate.
862 * configure: Regenerate.
863 * Makefile.in: Regenerate.
864 * testsuite/Makefile.in: Regenerate.
866 2012-12-07 Alan Modra <amodra@gmail.com>
868 * options.h (General_options): Add no_toc_optimize.
869 * powerpc.cc (ok_lo_toc_insn): New function.
870 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
872 2012-12-06 Alan Modra <amodra@gmail.com>
874 * options.h (General_options): Add plt_align, plt_static_chain,
875 plt_thread_safe. Update stub_group_size help text.
876 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
877 for new plt_thread_safe_ var.
878 (use_plt_offset): Correct comments.
879 (Target_powerpc::do_relax): Look for thread creation symbols to
880 determine default plt_thread_safe value. Clear plt call stubs
881 as well as branch stubs each iteration.
882 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
884 (l, hi, ha, write_insn): Move earlier.
885 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
886 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
888 (Stub_table::update_size): Adjust.
889 (Stub_table::prev_size, set_prev_size): Delete.
890 (Stub_table::stub_align): Let --plt-align affect result.
891 (Stub_table::plt_call_size): Calculate sizes for various stubs.
892 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
893 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
894 (Stub_table::do_write): Support more stub variants.
896 2012-12-04 Alan Modra <amodra@gmail.com>
898 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
899 (Target_powerpc::do_define_standard_symbols): New function.
901 2012-12-03 Alan Modra <amodra@gmail.com>
903 * output.h: Formatting, whitespace.
905 2012-12-03 Alan Modra <amodra@gmail.com>
907 * layout.h (Layout::get_executable_sections): Declare.
908 * layout.cc (Layout::get_executable_sections): New function.
909 * arm.cc (Target_arm::group_sections): Use it.
910 (Arm_output_section::group_sections): Delete now redundant test.
911 * output.cc (Output_reloc::Output_reloc): Add is_relative.
912 param to handle relative relocs.
913 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
914 (Output_data_reloc::add_absolute): Adjust.
915 (Output_data_reloc::add_relative): New function.
916 (Output_data::reset_data_size): New function.
917 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
918 (Output_section::set_addralign): New function.
919 (Output_section::checkpoint_set_addralign): New function.
920 (Output_section::clear_section_offsets_need_adjustment): New function.
921 (Output_section::input_sections): Make public.
922 * powerpc.cc (class Output_data_brlt_powerpc): New.
923 (class Stub_table, class Stub_control): New.
924 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
925 stub_table_, set_stub_table, stub_table): New vectors and accessor
927 (Target_powerpc::do_may_relax, do_relax, push_branch,
928 new_stub_table, stub_tables, brlt_section, group_sections,
929 add_branch_lookup_table, find_branch_lookup_table,
930 write_branch_lookup_table, make_brlt_section): New functions.
931 (Target_powerpc::struct Sort_sections, class Branch_info): New.
932 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
933 branch_info_): New vars.
934 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
935 make call stubs here.
936 (Output_data_glink): Remove all call stub handling from this class.
937 (Target_powerpc::Scan::local, global): Save interesting branch
938 relocs and relocs for ifunc. Adjust calls to plt entry functions.
939 (Target_powerpc::do_finalize_sections): Only make reg save/restore
940 functions on final link.
941 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
942 Handle long branch destinations too.
943 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
944 do_plt_address_for_local): Adjust lookup of plt call stubs.
946 2012-11-30 Alan Modra <amodra@gmail.com>
948 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
949 relocs against protected symbols when building 32-bit shared libs.
951 2012-11-30 Alan Modra <amodra@gmail.com>
953 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
954 param. Call got_section() to make .got. Update all callers
955 and their callers and so on.
957 2012-11-30 Alan Modra <amodra@gmail.com>
959 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
960 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
961 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
962 value if it already exists.
964 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
967 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
969 2012-11-14 Roland McGrath <mcgrathr@google.com>
971 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
972 than bfc instruction for data sandboxing.
974 2012-11-08 Alan Modra <amodra@gmail.com>
976 * po/POTFILES.in: Regenerate.
978 2012-11-05 Alan Modra <amodra@gmail.com>
980 * configure.ac: Apply 2012-09-10 change to config.in here.
981 * configure: Regenerate.
983 2012-11-05 Alan Modra <amodra@gmail.com>
985 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
986 (struct Opd_ent): Use "Address" rather than "Offset".
987 (Output_data_got_powerpc::got_base_offset): Return Valtype.
988 (Target_powerpc::got_section): Make public.
989 (Target_powerpc::scan_relocs): Move code setting symbols..
990 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
991 Create _SDA_BASE_ only when referenced.
993 2012-11-02 Roland McGrath <mcgrathr@google.com>
995 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
998 2012-11-01 Roland McGrath <mcgrathr@google.com>
1000 * target.h (Sized_target::relocate_relocs): Use Elf_Off
1001 for offset_in_output_section parameter.
1002 (Sized_target::relocate_special_relocatable): Likewise.
1003 * arm.cc (Target_arm::relocate_relocs): Likewise.
1004 (Target_arm::relocate_special_relocatable): Likewise.
1005 * i386.cc (Target_i386::relocate_relocs): Likewise.
1006 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
1007 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
1008 * target-reloc.h (relocate_relocs): Likewise.
1009 * testsuite/testfile.cc (Target_test): Likewise.
1010 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
1011 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
1013 * system.h: Move inclusion of <clocale> to after <libintl.h> in
1014 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
1016 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
1017 parameter, which is unused in the [!F_SETFD] case.
1019 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
1020 SYMNDX to off_t before comparing it to this->data_size().
1021 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
1022 * incremental.cc (Output_section_incremental_inputs::do_write):
1023 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
1025 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
1027 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
1029 * gold.cc (Target_arm::do_adjust_elf_header): Add the
1030 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
1033 2012-10-29 Cary Coutant <ccoutant@google.com>
1035 * dwp.cc (usage): Add file and exit status parameters;
1036 add --help and --version options.
1037 (print_version): New function.
1038 (main): Add --help and --version options.
1040 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1042 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
1043 final_layout_sequence.txt.
1044 * testsuite/Makefile.in: Regenerated.
1046 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1048 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
1049 COMPILE generated by automake.
1051 (CXXCOMPILE1): Likewise.
1052 (CXXLINK1): Likewise.
1053 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
1055 (CXXCOMPILE): Likewise.
1056 (CXXLINK): Likewise.
1057 * testsuite/Makefile.in: Regenerated.
1059 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1061 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
1062 on bad fwrite return.
1064 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1066 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
1069 2012-10-23 Cary Coutant <ccoutant@google.com>
1071 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
1072 * testsuite/Makefile.in: Regenerate.
1073 * testsuite/dwp_test.h: New source file.
1074 * testsuite/dwp_test_1.cc: New source file.
1075 * testsuite/dwp_test_1.s: New source file.
1076 * testsuite/dwp_test_1.sh: New source file.
1077 * testsuite/dwp_test_1b.cc: New source file.
1078 * testsuite/dwp_test_1b.s: New source file.
1079 * testsuite/dwp_test_2.cc: New source file.
1080 * testsuite/dwp_test_2.s: New source file.
1081 * testsuite/dwp_test_2.sh: New source file.
1082 * testsuite/dwp_test_main.cc: New source file.
1083 * testsuite/dwp_test_main.s: New source file.
1085 2012-10-23 Cary Coutant <ccoutant@google.com>
1087 * dwp.h: New header file.
1088 * dwp.cc: New source file.
1089 * gold.h: Move shared declarations to system.h.
1090 * system.h: New header file.
1091 * Makefile.am: Add dwp.
1092 * Makefile.in: Regenerate.
1094 2012-10-23 Cary Coutant <ccoutant@google.com>
1096 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
1097 Dwarf_info_reader::read_from_pointer.
1098 (Dwarf_pubnames_table::read_header): Likewise.
1099 (Dwarf_pubnames_table::next_name): Likewise.
1100 (Dwarf_die::read_attributes): Likewise.
1101 (Dwarf_die::skip_attributes): Likewise.
1102 (Dwarf_info_reader::read_from_pointer): New function template.
1103 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
1104 (Dwarf_pubnames_table): Likewise.
1105 (Dwarf_info_reader::read_from_pointer): New function template.
1106 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
1107 Dwarf_pubnames_table ctor.
1109 2012-10-23 Cary Coutant <ccoutant@google.com>
1111 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
1113 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
1115 (Dwarf_info_reader::set_abbrev_shndx): New method.
1116 (Dwarf_info_reader::abbrev_shndx_): New data member.
1118 2012-10-23 Cary Coutant <ccoutant@google.com>
1120 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
1121 from object, not parameters.
1122 (Dwarf_info_reader::parse): Likewise.
1123 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
1124 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
1125 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
1128 2012-10-23 Cary Coutant <ccoutant@google.com>
1130 * fileread.cc (Input_file::Input_file): New constructor.
1131 * fileread.h (class Input_file): Add new constructor.
1133 2012-10-18 Alan Modra <amodra@gmail.com>
1136 * object.cc (Relobj::is_section_name_included): Also match
1137 .sdata personality section.
1139 2012-10-18 Alan Modra <amodra@gmail.com>
1141 * target-reloc.h (class Default_comdat_behavior): New, package up..
1142 (get_comdat_behaviour): ..this.
1143 (relocate_section): Add Relocate_comdat_behavior template arg,
1144 adjust code to suit.
1145 * arm.cc (Target_arm::relocate_section): Adjust to suit.
1146 (Target_arm::scan_reloc_section): Likewise.
1147 * i386.cc (Target_i386::relocate_section): Likewise.
1148 * sparc.cc (Target_sparc::relocate_section): Likewise.
1149 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
1150 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
1151 * powerpc.cc (class Relocate_comdat_behavior): New.
1152 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
1153 gold::relocate_section with new template arg.
1155 2012-10-18 Alan Modra <amodra@gmail.com>
1157 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
1158 dynamic relocs for GOT_TPREL got entries, without symbol if
1160 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
1161 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
1162 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
1164 2012-10-17 Alan Modra <amodra@gmail.com>
1167 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
1169 2012-10-16 Sriraman Tallam <tmsriram@google.com>
1171 * layout.cc (Layout::include_section): Keep sections marked
1172 SHF_EXCLUDE when doing relocatable links.
1174 2012-10-16 Alan Modra <amodra@gmail.com>
1176 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
1177 (Target_powerpc::do_finalize_sections): Call it.
1178 (Output_data_save_res): New class and supporting functions.
1179 (Target_powerpc::symval_for_branch): Only look up .opd entry for
1180 normal symbols defined in object files.
1182 2012-10-12 Alan Modra <amodra@gmail.com>
1184 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
1185 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
1186 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
1187 section if scan_opd_relocs not yet called.
1188 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
1190 2012-10-12 Alan Modra <amodra@gmail.com>
1192 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1193 add_local_ifunc_entry): Revert last change.
1194 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
1196 2012-10-05 Alan Modra <amodra@gmail.com>
1198 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
1199 do_plt_address_for_global): New functions.
1200 (Output_data_got_powerpc::do_write): Don't segfault when linking
1202 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1203 add_local_ifunc_entry): Return true on adding entry..
1204 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
1205 glink->add_entry call. Remove unused symtab param. Adjust calls.
1206 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
1207 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
1208 set up symbols here.
1209 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
1210 syms here. Do so even when no .iplt. Don't segfault when linking
1212 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
1213 new variants without reloc param.
1214 (Glink_sym_ent::Glink_sym_ent): Likewise.
1215 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
1216 reloc when refs will resolve to plt call stub.
1217 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
1218 R_PPC_PLTREL24 to resolve locally.
1219 (Target_powerpc::Scan::global): Correct ifunc handling.
1220 (Target_powerpc::Relocate::relocate): Correct local sym glink
1221 lookup. Don't destroy "value" when we have a plt call stub,
1222 and when checking plt call validity.
1223 (Target_powerpc::do_dynsym_value): Simplify.
1225 2012-10-05 Alan Modra <amodra@gmail.com>
1227 * i386.cc (Output_data_plt_i386::address_for_global,
1228 address_for_local): Add plt offset to returned value. Adjust uses.
1229 * sparc.cc (Output_data_plt_sparc::address_for_global,
1230 address_for_local): Likewise.
1231 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
1232 address_for_local): Likewise.
1233 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
1234 address_for_local): Likewise.
1235 * target.h (Target::plt_address_for_global, plt_address_for_local):
1237 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
1238 (Output_data_got::Got_entry::write): Nor here.
1239 * output.h: Comment fix.
1241 2012-10-02 Jiong Wang <jiwang@tilera.com>
1243 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
1244 global_offset_table_ value for larget got.
1245 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
1247 2012-09-29 Alan Modra <amodra@gmail.com>
1249 * powerpc.cc (Target_powerpc::iplt_): New output section.
1250 (Target_powerpc::iplt_section, make_iplt_section,
1251 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
1252 (Target_powerpc::make_plt_entry): Handle ifunc syms.
1253 Target_powerpc::plt_entry_count): Count iplt entries too.
1254 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
1255 reloc section in constructor. New params.
1256 (Target_powerpc::make_plt_section): Create reloc section here instead.
1257 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
1259 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
1260 (Output_data_glink::add_entry, find_entry): New functions to
1261 deal with local syms.
1262 (Glink_sym_ent): Add support for local syms.
1263 (Output_data_glink::do_write): Handle ifunc plt entries.
1264 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1265 (Target_powerpc::Scan::local, global): Handle ifunc syms.
1266 (Target_powerpc::Relocate::relocate): Likewise.
1267 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
1269 2012-09-25 Alan Modra <amodra@gmail.com>
1271 * object.h (Sized_relobj_file::adjust_local_symbol,
1272 do_adjust_local_symbol): New functions.
1273 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
1274 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
1275 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
1276 and irregular opd entry spacing.
1277 (Powerpc_relobj::do_read_relocs): Add opd size checks.
1278 (Global_symbol_visitor_opd): New functor.
1279 (Target_powerpc::do_finalize_sections): Omit global symbols defined
1280 on deleted opd entries.
1282 2012-09-15 Jiong Wang <jiwang@tilera.com>
1284 * tilegx.cc: New file.
1285 * Makefile.am (TARGETSOURCES): Add tilegx.cc
1286 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
1287 * configure.tgt: Add entries for tilegx*.
1288 * configure.ac: Likewise.
1289 * Makefile.in: Rebuild.
1290 * configure: Likewise.
1291 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
1294 2012-09-13 Alan Modra <amodra@gmail.com>
1296 * target-reloc.h (scan_relocs): Call scan.local for relocs
1297 against symbols in discarded sections. Pass is_discarded
1299 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
1300 Add is_discarded param.
1301 * powerpc (Target_powerpc::Scan::local): Likewise. Use
1302 is_discarded to flag opd entry as discarded. Don't emit dyn
1303 relocs on such entries.
1304 (Target_powerpc::Scan::global): Similarly detect and handle
1306 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
1307 opd_ent_. Update all uses.
1308 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
1309 (Target_powerpc::relocate_section): Zero out discarded opd
1312 2012-09-12 Ian Lance Taylor <iant@google.com>
1315 * output.cc: Rename Output_data_got template parameter from size
1316 to got_size for all functions. Compile all variants of
1318 (Output_data_got::Got_entry::write): Correct use of size for
1319 symbol value. Use local_is_tls rather than casting to
1321 * object.h (class Object): Add local_is_tls and do_local_is_tls.
1322 (class Sized_relobj_file): Add do_local_is_tls.
1323 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
1325 2012-09-11 Alan Modra <amodra@gmail.com>
1328 * layout.cc (Layout::set_segment_offsets): When using
1329 common-page-size alignment, ensure we are on a new max-page-size
1331 * output.cc (Output_segment::set_section_addresses): Use
1332 abi_pagesize, not common_pagesize for relro boundary.
1333 (Output_segment::set_offset): Likewise.
1335 2012-09-11 Alan Modra <amodra@gmail.com>
1337 * output.h (Output_data_got::add_global_tls, add_local_tls,
1338 add_local_tls_pair): New functions.
1339 (Output_data_got::add_local_pair_with_rel): Remove second
1340 reloc param. Expand comment.
1341 (Output_data_got::Got_entry): Rename use_plt_offset_ to
1342 use_plt_or_tls_offset_, similarly for constructor param.
1343 (Output_data_got::Got_entry::write): Add got_index param.
1344 * output.cc (Output_data_got::add_global_tls, add_local_tls,
1345 add_local_tls_pair): New functions.
1346 (Output_data_got::Got_entry::write): Handle tls symbols
1347 with use_plt_or_tls_offset_ set specially.
1348 (Output_data_got::add_local_pair_with_rel): Only one reloc.
1349 (Output_data_got::do_write): Replace iterator with index, pass
1350 index to entry write function.
1351 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
1352 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
1353 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
1355 * i386.cc (Target_i386::Scan::local): Likewise.
1356 * sparc.cc (Target_sparc::Scan::local): Likewise.
1357 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
1358 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
1359 do_tls_offset_for_global): New functions.
1360 (Target_powerpc::Scan::local): Correct TLS relocations and got
1362 (Target_powerpc::Scan::global): Don't emit unnecessary
1363 dynamic relocations on TLS GOT entries.
1365 2012-09-10 Matthias Klose <doko@ubuntu.com>
1367 * config.in: Disable sanity check for kfreebsd.
1369 2012-09-10 Sterling Augustine <saugustine@google.com>
1371 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
1372 (Gdb_index::pubtypes_read): New parameter.
1373 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
1375 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
1378 2012-09-09 Alan Modra <amodra@gmail.com>
1380 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
1381 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
1382 * gc.h (gc_process_relocs): Call target gc_add_reference.
1383 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
1384 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
1385 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
1387 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
1388 to cater for when we don't need code offset. Update use.
1389 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
1390 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
1391 set_opd_valid): New functions.
1392 (Target_powerpc::do_gc_add_reference): New function.
1393 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
1395 (Target_powerpc::do_gc_mark_symbol): New function.
1397 2012-09-06 Cary Coutant <ccoutant@google.com>
1399 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
1400 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
1401 (Dwarf_die::skip_attributes): Likewise.
1402 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
1403 * testsuite/gdb_index_test.cc (inline_func_1): New function.
1405 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
1407 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
1409 * testsuite/script_test_3.t: Add .got.plt output section
1411 * testsuite/script_test_4.t: Likewise.
1413 2012-09-05 Alan Modra <amodra@gmail.com>
1415 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
1416 update all uses and lose "enum" when using type.
1418 2012-09-05 Alan Modra <amodra@gmail.com>
1420 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
1421 * configure: Regenerate.
1422 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
1423 (plugin_final_layout.stdout): Likewise.
1424 (memory_test): Set page sizes to 0x1000.
1425 * testsuite/Makefile.in: Regenerate.
1426 * testsuite/discard_locals_test.sh: Add FIXME comment.
1427 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
1428 * testsuite/pr14265.t: Add .got output section statement.
1429 * testsuite/script_test_2.t: Likewise.
1430 * testsuite/script_test_3.t: Likewise.
1431 * testsuite/script_test_4.t: Likewise.
1432 * testsuite/script_test_5.t: Likewise.
1433 * testsuite/script_test_6.t: Likewise.
1434 * testsuite/script_test_7.t: Likewise.
1435 * testsuite/script_test_9.t: Likewise.
1437 2012-09-05 Alan Modra <amodra@gmail.com>
1439 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
1440 (Powerpc_relocate_functions::Status): New typedef.
1441 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1442 (Target_powerpc::Scan::local): Handle REL64.
1443 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
1444 for REL32 and REL64.
1445 (Target_powerpc::symval_for_branch): New function, extracted from..
1446 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
1447 checks. Report overflow errors.
1449 2012-09-05 Alan Modra <amodra@gmail.com>
1451 * object.h (Sized_relobj_file::emit_relocs): Delete.
1452 (Sized_relobj_file::emit_relocs_reltype): Delete.
1453 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
1454 relocate_relocs for --emit-relocs.
1455 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
1456 * output.h: Update comment.
1457 (Output_segment::first_section): New function.
1458 (Output_segment::first_section_load_address): Use first_section.
1459 * output.cc (Output_segment::first_section): New function extracted..
1460 (Output_segment::first_section_load_address): ..from here. Delete.
1461 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
1462 * target.h (Sized_target::relocate_for_relocatable): Likewise.
1463 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
1464 adjust call to target.h function.
1465 * i386.cc (Target_i386): Likewise.
1466 * sparc.cc (Target_sparc): Likewise.
1467 * x86_64.cc (Target_x86_64): Likewise.
1468 * powerpc.cc (Target_powerpc): Likewise.
1469 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
1470 first tls section has section symbol for optimised local dynamic
1472 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
1473 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
1475 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
1476 Rename to relocate_relocs. Update error message.
1478 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
1480 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
1483 2012-08-31 Alan Modra <amodra@gmail.com>
1485 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
1486 (Powerpc_relobj::toc_base_offset): New stub function.
1487 (Target_powerpc): Add tp_offset, dtp_offset. Rename
1488 got_mod_index_offset to tlsld_got_offset. Update all refs.
1489 (Target_powerpc::Relocate::enum skip_tls): New.
1490 (Target_powerpc::call_tls_get_addr_): New var.
1491 (Target_powerpc::is_branch_reloc): Move to file scope.
1492 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
1493 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
1495 (Target_powerpc::enum Got_type): Delete old values, add new ones.
1496 (powerpc_info): Correct common_pagesize for ppc64.
1497 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
1498 (Powerpc_relocate_functions): Add overflow check enums and functions.
1499 Add non-shift version of rela, rela_ua. Delete all rel public
1500 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
1501 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
1502 addr16_ha3, addr14 functions.
1503 (Output_data_got_powerpc::add_constant_pair): New function.
1504 (Output_data_got_powerpc::got_base_offset): Likewise.
1505 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
1506 (instruction constants): Sort, add some more.
1507 (Output_data_glink::do_write): Add and use Address typedef. Use
1508 object->toc_base_offset() stub for 64-bit.
1509 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
1510 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1511 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
1512 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
1513 Always treat .opd relocs as against locally defined symbol.
1514 Correct condition for RELATIVE relocs.
1515 (Target_powerpc::do_finalize_sections): Test for NULL sections.
1516 (Target_powerpc::Relocate::relocate): Use plt call stub as value
1517 for 32-bit syms with a plt entry. Correct ppc64 toc base
1518 calculations. Handle TLS relocs, and more. Add overflow
1519 checking and adjust for Powerpc_relocate_functions changes.
1520 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
1521 Reinstate --emit-relocs code with FIXME.
1523 2012-08-30 Alan Modra <amodra@gmail.com>
1525 * layout.cc (Layout::set_segment_offsets): Set p_align to
1526 abi_pagesize, not common_pagesize.
1527 (Layout::relaxation_loop_body): Similarly use abi_pagesize
1528 to determine whether file header can go in segment.
1530 2012-08-30 Alan Modra <amodra@gmail.com>
1532 * output.h (Output_reloc::Output_reloc <output section>): Add
1533 is_relative param. Adjust calls.
1534 (Output_reloc::add_output_section_relative): New functions.
1535 * output.cc (Output_reloc::Output_reloc <output section>): Handle
1537 (Output_reloc::symbol_value): Handle SECTION_CODE.
1539 2012-08-24 Sriraman Tallam <tmsriram@google.com>
1541 * gold.cc (queue_middle_tasks): Call layout again when unique
1542 segments for sections is desired.
1543 * layout.cc (Layout::Layout): Initialize new members.
1544 (Layout::get_output_section_flags): New function.
1545 (Layout::choose_output_section): Call get_output_section_flags.
1546 (Layout::layout): Make output section for mapping to a unique segment.
1547 (Layout::insert_section_segment_map): New function.
1548 (Layout::attach_allocated_section_to_segment): Make unique segment for
1549 output sections marked so.
1550 (Layout::segment_precedes): Check for unique segments when sorting.
1551 * layout.h (Layout::Unique_segment_info): New struct.
1552 (Layout::Section_segment_map): New typedef.
1553 (Layout::insert_section_segment_map): New function.
1554 (Layout::get_output_section_flags): New function.
1555 (Layout::is_unique_segment_for_sections_specified): New function.
1556 (Layout::set_unique_segment_for_sections_specified): New function.
1557 (Layout::unique_segment_for_sections_specified_): New member.
1558 (Layout::section_segment_map_): New member.
1559 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
1560 Rename is_gc_pass_one to is_pass_one.
1561 Rename is_gc_pass_two to is_pass_two.
1562 Rename is_gc_or_icf to is_two_pass.
1563 Check for which pass based on whether symbols data is present.
1564 Make it two pass when unique segments for sections is desired.
1565 * output.cc (Output_section::Output_section): Initialize new
1567 * output.h (Output_section::is_unique_segment): New function.
1568 (Output_section::set_is_unique_segment): New function.
1569 (Output_section::is_unique_segment_): New member.
1570 (Output_section::extra_segment_flags): New function.
1571 (Output_section::set_extra_segment_flags): New function.
1572 (Output_section::extra_segment_flags_): New member.
1573 (Output_section::segment_alignment): New function.
1574 (Output_section::set_segment_alignment): New function.
1575 (Output_section::segment_alignment_): New member.
1576 (Output_segment::Output_segment): Initialize is_unique_segment_.
1577 (Output_segment::is_unique_segment): New function.
1578 (Output_segment::set_is_unique_segment): New function.
1579 (Output_segment::is_unique_segment_): New member.
1580 * plugin.cc (allow_unique_segment_for_sections): New function.
1581 (unique_segment_for_sections): New function.
1582 (Plugin::load): Add new functions to transfer vector.
1583 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
1584 * Makefile.in: Regenerate.
1585 * testsuite/plugin_final_layout.sh: Check if unique segment
1586 functionality works.
1587 * testsuite/plugin_section_order.c (onload): Check if new interfaces
1589 (allow_unique_segment_for_sections): New global.
1590 (unique_segment_for_sections): New global.
1591 (claim_file_hook): Call allow_unique_segment_for_sections.
1592 (all_symbols_read_hook): Call unique_segment_for_sections.
1594 2012-08-22 Cary Coutant <ccoutant@google.com>
1596 * layout.cc (Layout::include_section): Don't assert on GROUP
1597 sections with --emit-relocs.
1599 2012-08-21 Cary Coutant <ccoutant@google.com>
1601 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
1602 if --export-dynamic-symbol names an undef symbol.
1604 2012-08-18 Alan Modra <amodra@gmail.com>
1606 * powerpc.cc: Formatting and white space.
1607 (Powerpc_relobj): Rename got2_section_ to special_.
1608 Add opd_ent_shndx_ and opd_ent_off_ vectors.
1609 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
1610 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
1611 (Target_powerpc): Add Address typedef and invalid_address. Use
1613 (Target_powerpc::is_branch_reloc): New function.
1614 (Powerpc_relocate_functions): Add Address typedef, use throughout.
1615 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
1616 for dst_mask, value and addend.
1617 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
1618 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
1619 (Output_data_glink::do_write): Correct toc base. Don't try to use
1620 uint16_t for 24-bit offset. Use get_output_section_offset and
1622 (Target_powerpc::Scan::local): Handle more relocs.
1623 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
1624 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
1625 Plug in toc restoring insn after plt calls. Translate branches
1626 to function descriptor symbols to corresponding entry point.
1627 (Target_powerpc::relocate_for_relocatable): Check return from
1628 get_output_section_offset.
1629 * symtab.h: Comment typo.
1631 2012-08-14 Ian Lance Taylor <iant@google.com>
1633 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
1634 unsupported_relocal_local to call unsupported_reloc_global.
1636 2012-08-14 Nick Clifton <nickc@redhat.com>
1639 * script-sections.cc (Sections_element::output_section_name): Add
1640 keep return parameter.
1641 (Output_section_element::match_name): Add keep return parameter.
1642 Return the value of the keep_ member.
1643 * script-sections.h (class Output_section): Update
1644 output_section_name prototype.
1645 * layout.cc (Layout::keep_input_section): New public member
1647 (Layout::choose_output_section): Pass keep parameter to
1648 output_section_name.
1649 * layout.h (class Layout): Add keep_input_section.
1650 * object.cc (Sized_relobj_file::do_layout): Check for kept input
1652 * testsuite/Makefile.am: Add a test.
1653 * testsuite/Makefile.in: Regenerate.
1654 * testsuite/pr14265.c: Source file for the test.
1655 * testsuite/pr14265.t: Linker script for the test.
1656 * testsuite/pr14265.sh: Shell script for the test.
1658 2012-08-14 Alan Modra <amodra@gmail.com>
1660 * target.h (Target::output_section_name): New function.
1661 (Target::do_output_section_name): New function.
1662 * layout.cc (Layout::choose_output_section): Call the above.
1663 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
1665 2012-08-14 Alan Modra <amodra@gmail.com>
1667 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
1668 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
1669 for replace_constant call.
1670 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
1671 (Output_data_glink::do_print_to_mapfile): New function.
1672 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
1673 (Target_powerpc::Relocate::relocate): Likewise.
1675 2012-08-14 Alan Modra <amodra@gmail.com>
1677 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
1678 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
1679 (Output_data_glink::add_entry,find_entry): Remove shndx param.
1680 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
1681 all references to shndx_. Handle special case for R_PPC_PLTREL24
1683 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
1684 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
1685 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
1687 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
1688 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
1690 2012-08-12 Alan Modra <amodra@gmail.com>
1692 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
1693 (glink insn constants): Use uint32_t.
1694 (Output_data_glink::add_entry): Use insert, not [] operator.
1696 2012-08-11 Alan Modra <amodra@gmail.com>
1698 * object.h (Sized_relobj_file::find_shdr): New function.
1699 (Sized_relobj_file::find_special_sections): New function.
1700 * object.cc (Sized_relobj_file::find_shdr): New function.
1701 (Sized_relobj_file::find_eh_frame): Use find_shdr.
1702 (Sized_relobj_file::find_special_sections): New function, split out..
1703 (Sized_relobj_file::do_read_symbols): ..from here.
1704 * output.h (Output_data_got::replace_constant): New function.
1705 (Output_data_got::num_entries): New function.
1706 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
1707 (Output_data_got::got_offset): Protected rather than private.
1708 (Output_data_got::replace_got_entry): New function.
1709 * output.cc (Output_data_got::replace_got_entry): New function.
1710 * powerpc.cc (class Powerpc_relobj): New.
1711 (class Powerpc_relocate_functions): Delete all psymval variants or
1712 convert to value,addend type. Delete pcrela, pcrela_unaligned.
1713 Implement _ha functions using corresponding _hi function.
1714 (Powerpc_relobj::find_special_sections): New function.
1715 (Target_powerpc::do_make_elf_object): New function.
1716 (class Output_data_got_powerpc): New.
1717 (class Output_data_glink): New.
1718 (class Powerpc_scan_relocatable_reloc): New.
1719 Many more changes througout file.
1721 2012-08-09 Nick Clifton <nickc@redhat.com>
1723 * po/vi.po: Updated Vietnamese translation.
1725 2012-08-07 Ian Lance Taylor <iant@google.com>
1727 * layout.cc (Layout::add_target_dynamic_tags): If
1728 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
1731 2012-07-30 Nick Clifton <nickc@redhat.com>
1733 * po/gold.pot: Updated template.
1734 * po/es.po: Updated Spanish translation.
1736 2012-07-18 Cary Coutant <ccoutant@google.com>
1739 * configure.ac: Add check for -gpubnames support.
1740 * configure: Regenerate.
1741 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
1742 support; force -gno-pubnames.
1743 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
1745 (gdb_index_test_4): New test.
1746 * testsuite/Makefile.in: Regenerate.
1747 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
1748 * testsuite/gdb_index_test_2.sh: Likewise.
1749 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
1750 * testsuite/gdb_index_test_4.sh: New script.
1751 * testsuite/gdb_index_test_comm.sh: New script with common code;
1752 don't look for space after colon.
1754 2012-07-16 Sriraman Tallam <tmsriram@google.com>
1756 * gold.cc (queue_middle_tasks): Update function order only after
1757 deferred objects due to plugins are processed.
1759 2012-07-11 Ian Lance Taylor <iant@google.com>
1761 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
1762 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
1763 (Target_arm::scan_reloc_for_stub): Likewise.
1764 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
1765 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
1766 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
1767 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
1768 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
1770 2012-07-10 Dodji Seketeli <dodji@redhat.com>
1771 Ian Lance Taylor <iant@google.com>
1774 * configure.ac: Test whether std::tr1::hash<off_t> works.
1775 * gold.h: Add a specialization for std::tr1::hash<off_t> if
1777 * output.h (class Output_fill): Add virtual destructor.
1778 * configure, config.in: Rebuild.
1780 2012-06-22 Roland McGrath <mcgrathr@google.com>
1782 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
1784 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
1786 * plugin.cc (Plugin::load): Handle position independent executables.
1788 2012-06-06 Cary Coutant <ccoutant@google.com>
1790 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
1792 (lines_only_debug_sections): Likewise.
1793 (gdb_fast_lookup_sections): New static array.
1794 (is_gdb_debug_section): Rename formal parameter.
1795 (is_lines_only_debug_section): Likewise.
1796 (is_gdb_fast_lookup_section): New function.
1797 (Layout::include_section): Check for ".zdebug_" prefix; pass
1798 section name suffix to is_gdb_debug_section, et al.; check for
1799 fast-lookup sections when building .gdb_index.
1800 * options.h (--strip-debug-gdb): Update GDB version number.
1802 2012-06-06 Cary Coutant <ccoutant@google.com>
1804 * configure.ac: Add check for fallocate.
1805 * configure: Regenerate.
1806 * config.in: Regenerate.
1808 * options.h (class General_options): Add --mmap-output-file and
1809 --posix-fallocate options.
1810 * output.cc: (posix_fallocate): Remove; replace with...
1811 (gold_fallocate): New function.
1812 (Output_file::map_no_anonymous): Call gold_fallocate.
1813 (Output_file::map): Check --mmap-output-file option.
1815 2012-06-05 Jing Yu <jingyu@google.com>
1817 * gold.h (textdomain): Add do {} to empty while(0).
1818 (bindtextdomain): Likewise.
1820 2012-06-04 Cary Coutant <ccoutant@google.com>
1822 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
1825 2012-05-25 Sriraman Tallam <tmsriram@google.com>
1827 * symtab.cc (Symbol_table::define_special_symbol):
1828 Initialize *poldsym to prevent uninitialized variable errors.
1830 2012-05-23 Cary Coutant <ccoutant@google.com>
1832 * layout.cc (Layout::section_name_mapping): Add rules to handle
1833 exact match on .data.rel.ro.local or .data.rel.ro.
1834 (Layout::output_section_name): Check for exact matches.
1836 2012-05-23 Cary Coutant <ccoutant@google.com>
1838 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
1841 2012-05-22 Cary Coutant <ccoutant@google.com>
1843 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
1844 object before exporting symbol.
1846 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1848 * testsuite/tls_test.cc: Include "config.h" first.
1849 * testsuite/tls_test_c.c: Likewise.
1851 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
1852 Nick Clifton <nickc@redhat.com>
1855 * configure.in: Add check that sysdep.h has been included before
1856 any system header files.
1857 * configure: Regenerate.
1858 * config.in: Regenerate.
1860 2012-05-14 Cary Coutant <ccoutant@google.com>
1862 * layout.cc (Layout::make_output_section): Mark .tdata section
1864 * testsuite/relro_test.cc: Add a TLS variable.
1866 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
1869 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
1870 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
1873 2012-05-08 Cary Coutant <ccoutant@google.com>
1875 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
1876 (lines_only_debug_sections): Likewise.
1878 2012-05-02 Roland McGrath <mcgrathr@google.com>
1880 * nacl.cc: New file.
1882 * Makefile.am (CCFILES, HFILES): Add them.
1883 * Makefile.in: Regenerate.
1884 * i386.cc (Output_data_plt_i386_nacl): New class.
1885 (Output_data_plt_i386_nacl_exec): New class.
1886 (Output_data_plt_i386_nacl_dyn): New class.
1887 (Target_i386_nacl): New class.
1888 (Target_selector_i386_nacl): New class.
1889 (target_selector_i386): Use it instead of Target_selector_i386.
1890 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
1891 (Target_x86_64_nacl): New class.
1892 (Target_selector_x86_64_nacl): New class.
1893 (target_selector_x86_64, target_selector_x32): Use it instead of
1894 Target_selector_x86_64.
1895 * arm.cc (Output_data_plt_arm_nacl): New class.
1896 (Target_arm_nacl): New class.
1897 (Target_selector_arm_nacl): New class.
1898 (target_selector_arm, target_selector_armbe): Use it instead of
1899 Target_selector_arm.
1901 * target-select.cc (select_target): Take new Input_file* and off_t
1902 arguments, pass them on to recognize method of selector.
1903 * object.cc (make_elf_sized_object): Update caller.
1904 * parameters.cc (parameters_force_valid_target): Likewise.
1905 * incremental.cc (make_sized_incremental_binary): Likewise.
1906 * target-select.h: Update decl.
1907 (Target_selector::recognize): Take new Input_file* argument,
1908 pass it on to do_recognize.
1909 (Target_selector::do_recognize): Take new Input_file* argument.
1910 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
1911 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
1912 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
1913 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
1915 * target.h (Target::Target_info): New members isolate_execinstr
1917 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
1918 * arm.cc (Target_arm::arm_info): Update initializer.
1919 * i386.cc (Target_i386::i386_info): Likewise.
1920 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
1921 * sparc.cc (Target_sparc::sparc_info): Likewise.
1922 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1923 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
1924 * layout.cc (Layout::attach_allocated_section_to_segment):
1925 Take new const Target* argument. If target->isolate_execinstr(), act
1927 (Layout::find_first_load_seg): Take new const Target* argument;
1928 if target->isolate_execinstr(), reject PF_X segments.
1929 (Layout::relaxation_loop_body): Update caller.
1930 (Layout::set_segment_offsets): If target->isolate_execinstr(),
1931 reset file offset to zero when we hit LOAD_SEG, and then do a second
1932 loop over the segments before LOAD_SEG to reassign offsets after
1933 addresses have been determined. Handle target->rosegment_gap().
1934 (Layout::attach_section_to_segment): Take new const Target* argument;
1935 pass it to attach_allocated_section_to_segment.
1936 (Layout::make_output_section): Update caller.
1937 (Layout::attach_sections_to_segments): Take new const Target* argument;
1938 pass it to attach_section_to_segment.
1939 * gold.cc (queue_middle_tasks): Update caller.
1940 * layout.h (Layout): Update method decls with new arguments.
1942 * arm.cc (Target_arm::Target_arm): Take optional argument for the
1943 Target_info pointer to use.
1944 (Target_arm::do_make_data_plt): New virtual method.
1945 (Target_arm::make_data_plt): New method that calls it.
1946 (Target_arm::make_plt_entry): Use it.
1947 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
1948 for the section alignment.
1949 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
1951 (Output_data_plt_arm::first_plt_entry_offset): Call it.
1952 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
1954 (Output_data_plt_arm::get_plt_entry_size): Call it.
1955 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
1956 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
1957 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
1959 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
1960 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
1961 method instead of sizeof(plt_entry).
1962 (Output_data_plt_arm::add_entry): Likewise.
1963 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
1964 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
1966 (Target_arm::plt_entry_size): Likewise.
1967 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
1969 (Output_data_plt_arm_standard): ... here, new class.
1970 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
1971 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
1972 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
1974 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1975 Take additional argument for the PLT entry size.
1976 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
1977 Use get_plt_entry_size method rather than plt_entry_size variable.
1978 (Output_data_plt_x86_64::reserve_slot): Likewise.
1979 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
1980 (Output_data_plt_x86_64::add_entry): Likewise.
1981 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
1982 (Output_data_plt_x86_64::address_for_global): Likewise.
1983 (Output_data_plt_x86_64::address_for_local): Likewise.
1984 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1985 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
1986 Make method non-static.
1987 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
1989 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
1990 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
1991 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
1992 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
1994 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
1995 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
1997 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
1998 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
2000 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
2001 (Output_data_plt_x86_64::plt_entry_size)
2002 (Output_data_plt_x86_64::first_plt_entry)
2003 (Output_data_plt_x86_64::plt_entry)
2004 (Output_data_plt_x86_64::tlsdesc_plt_entry)
2005 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
2006 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
2007 (Output_data_plt_x86_64_standard): ... here, new class.
2008 (Target_x86_64::Target_x86_64): Take optional argument for the
2009 Target_info pointer to use.
2010 (Target_x86_64::do_make_data_plt): New virtual method.
2011 (Target_x86_64::make_data_plt): New method to call it.
2012 (Target_x86_64::init_got_plt_for_update): Use that.
2013 Call this->plt_->add_eh_frame method here.
2014 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
2015 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
2016 rather than static method.
2017 (Target_x86_64::plt_entry_size): Likewise.
2018 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
2019 rather than plt_entry_size variable. Move guts of PLT filling to...
2020 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
2021 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
2022 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
2024 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
2025 additional argument for the section alignment.
2026 Don't do add_eh_frame_for_plt here.
2027 (Output_data_plt_i386::first_plt_entry_offset): Make the method
2028 non-static. Use get_plt_entry_size method rather than plt_entry_size
2030 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
2032 (Output_data_plt_i386::get_plt_entry_size): Call it.
2033 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
2034 (Output_data_plt_i386::add_eh_frame): New method to call it.
2035 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
2037 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
2038 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
2040 (Output_data_plt_i386::fill_plt_entry): New method to call it.
2041 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
2042 method instead of plt_entry_size.
2043 (Output_data_plt_i386::plt_entry_size)
2044 (Output_data_plt_i386::plt_eh_frame_fde_size)
2045 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
2046 (Output_data_plt_i386_standard): ... here, new class.
2047 (Output_data_plt_i386_exec): New class.
2048 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
2049 (Output_data_plt_i386_exec::first_plt_entry): ... here.
2050 (Output_data_plt_i386::exec_plt_entry): Move to ...
2051 (Output_data_plt_i386_exec::plt_entry): ... here.
2052 (Output_data_plt_i386_dyn): New class.
2053 (Output_data_plt_i386::first_plt_entry): Move to ...
2054 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
2055 (Output_data_plt_i386::dyn_plt_entry): Move to ...
2056 (Output_data_plt_i386_dyn::plt_entry): ... here.
2057 (Target_i386::Target_i386): Take optional argument for the Target_info
2059 (Target_i386::do_make_data_plt): New virtual method.
2060 (Target_i386::make_data_plt): New method to call it.
2061 (Target_i386::make_plt_section): Use that.
2062 Call this->plt_->add_eh_frame method here.
2063 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
2064 rather than plt_entry_size variable.
2065 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
2066 (Output_data_plt_i386::address_for_local): Likewise.
2067 (Output_data_plt_i386::do_write): Likewise.
2068 Move guts of PLT filling to...
2069 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
2070 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
2071 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
2072 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
2074 2012-05-01 Cary Coutant <ccoutant@google.com>
2076 * dwarf_reader.cc (Dwarf_die::read_attributes)
2077 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
2078 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
2079 * reduced_debug_output.cc
2080 (Output_reduced_debug_info_section::get_die_end): Remove
2081 DW_FORM_GNU_ref_index. Add default case.
2083 2012-04-26 Mark Wielaard <mjw@redhat.com>
2085 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
2086 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
2087 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
2088 DW_AT_high_pc as offset from DW_AT_low_pc.
2090 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
2091 * testsuite/Makefile.in: Regenerate.
2092 * testsuite/gdb_index_test_3.c: New test source file.
2093 * testsuite/gdb_index_test_3.sh: New test source file.
2095 2012-04-25 Ian Lance Taylor <iant@google.com>
2097 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
2099 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
2100 as a class, not a struct.
2101 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
2102 (Target_arm::apply_cortex_a8_workaround): Likewise.
2103 * gc.h: Declare Reloc_types as a struct, not a class.
2104 * object.h: Declare Symbols_data as a struct.
2105 * reloc.h: Declare Read_relocs_data as a struct.
2106 * target.h: Declare Relocate_info as a struct.
2108 2012-04-24 David S. Miller <davem@davemloft.net>
2110 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
2111 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
2114 2012-04-24 Cary Coutant <ccoutant@google.com>
2116 * incremental-dump.cc (find_input_containing_global): Replace
2117 magic number with symbolic constant.
2118 (dump_incremental_inputs): Update version number.
2119 * incremental.cc (Output_section_incremental_inputs): Update version
2120 number; import symbolic constants from Incremental_inputs_reader.
2121 (Incremental_inputs::create_data_sections): Align relocations
2122 section correctly for 64-bit targets.
2123 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
2124 constants; add padding.
2125 (Output_section_incremental_inputs::write_header): Add assert for
2127 (Output_section_incremental_inputs::write_input_files): Add assert
2128 for input_entry_size.
2129 (Output_section_incremental_inputs::write_info_blocks): Add padding;
2130 add assert for object_info_size, input_section_entry_size,
2131 global_sym_entry_size.
2132 * incremental.h (Incremental_inputs_reader): Add symbolic constants
2133 for data structure sizes; use them.
2134 (Incremental_input_entry_reader): Import symbolic constants from
2135 Incremental_inputs_reader; use them.
2137 2012-04-23 David S. Miller <davem@davemloft.net>
2139 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
2141 (Target_sparc::Target_sparc): Initialize new fields.
2142 (Target_sparc::do_make_elf_object): New function.
2143 (Target_sparc::do_adjust_elf_header): New function.
2145 2012-04-23 Cary Coutant <ccoutant@google.com>
2147 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
2148 CU range table of gdb index.
2150 2012-04-20 David S. Miller <davem@davemloft.net>
2152 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
2155 2012-04-16 David S. Miller <davem@davemloft.net>
2157 * sparc.cc (Target_sparc::got_address): New function.
2158 (Sparc_relocate_functions::gdop_hix22): New function.
2159 (Sparc_relocate_functions::gdop_lox10): New function.
2160 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
2162 (Target_sparc::Scan::local): Likewise if the global symbol is not
2163 preemptible and is not IFUNC.
2164 (Target_sparc::Relocate::relocate): Perform GOTDATA code
2165 transformations for local and non-preemptible non-IFUNC global
2168 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
2169 writing out 64-bit part of ranges.
2171 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
2172 -fpic and -fpie respectively.
2173 * Makefile.in: Regenerate.
2175 * sparc.cc (class Target_sparc): Add rela_ifunc_.
2176 (Target_sparc::Target_sparc): Initialize new field.
2177 (Target_sparc::do_plt_section_for_global): New function.
2178 (Target_sparc::do_plt_section_for_local): New function.
2179 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
2180 (Target_sparc::make_plt_section): New function, broken out of
2181 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
2182 (Target_sparc::make_plt_entry): Call make_plt_section.
2183 (Target_sparc::make_local_ifunc_plt_entry): New function.
2184 (Target_sparc::rela_ifunc_section): New function.
2185 (Target_sparc::plt_section): Remove const.
2186 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
2187 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
2188 and ifunc_count_ fields.
2189 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
2190 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
2191 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
2192 (Output_data_plt_sparc::rela_ifunc): New function.
2193 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
2194 (Output_data_plt_sparc::has_ifunc_section): New function.
2195 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
2196 (Output_data_plt_sparc::address_for_global): New function.
2197 (Output_data_plt_sparc::address_for_local): New function.
2198 (Output_data_plt_sparc::plt_index_to_offset): New function.
2199 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
2201 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
2203 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
2204 R_SPARC_JMP_IREL to switch.
2205 (Target_sparc::Scan::check_non_pic): Likewise.
2206 (Target_sparc::Scan::local): Handle IFUNC symbols.
2207 (Target_sparc::Scan::local): Likewise.
2208 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
2209 and plt_address_for_local.
2210 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
2211 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
2213 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
2214 (class Output_data_reloc): Adjust calls to Output_reloc_type.
2215 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
2216 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
2218 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
2219 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
2221 * sparc.cc (Target_sparc::Scan::global): Likewise.
2222 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2224 2012-04-16 Cary Coutant <ccoutant@google.com>
2226 * archive.cc (Library_base::should_include_member): Check for
2227 --export-dynamic-symbol.
2228 * options.h (class General_options): Add --export-dynamic-symbol.
2229 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
2230 --export-dynamic-symbol.
2231 (Symbol_table::gc_mark_undef_symbols): Likewise.
2232 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
2234 2012-04-12 David S. Miller <davem@davemloft.net>
2236 * sparc.cc (Reloc::wdisp10): New relocation method.
2237 (Reloc::h34): Likewise.
2238 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
2239 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
2241 (Target_sparc::Scan::local): Likewise.
2242 (Target_sparc::Scan::global): Likewise.
2243 (Target_sparc::Relocate::relocate): Likewise.
2245 2012-04-09 Cary Coutant <ccoutant@google.com>
2247 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
2250 2012-04-06 Ian Lance Taylor <iant@google.com>
2252 * timer.cc: #include <unistd.h>.
2254 2012-04-06 Roland McGrath <mcgrathr@google.com>
2256 * configure.in (AC_CHECK_HEADERS): Add locale.h.
2257 * config.in: Regenerate.
2258 * configure: Regenerate.
2260 2012-04-05 Nick Clifton <nickc@redhat.com>
2262 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
2263 (AM_LC_MESSAGES): Add.
2264 * aclocal.m4: Regenerate.
2265 * config.in: Regenerate.
2266 * configure: Regenerate.
2268 2012-03-21 Cary Coutant <ccoutant@google.com>
2270 * Makefile.am: Add gdb-index.cc, gdb-index.h.
2271 * Makefile.in: Regenerate.
2272 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
2273 (Sized_elf_reloc_mapper::symbol_section): New function.
2274 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
2275 (make_elf_reloc_mapper): New function.
2276 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
2277 (Dwarf_abbrev_table::do_read_abbrevs): New function.
2278 (Dwarf_abbrev_table::do_get_abbrev): New function.
2279 (Dwarf_ranges_table::read_ranges_table): New function.
2280 (Dwarf_ranges_table::read_range_list): New function.
2281 (Dwarf_pubnames_table::read_section): New function.
2282 (Dwarf_pubnames_table::read_header): New function.
2283 (Dwarf_pubnames_table::next_name): New function.
2284 (Dwarf_die::Dwarf_die): New function.
2285 (Dwarf_die::read_attributes): New function.
2286 (Dwarf_die::skip_attributes): New function.
2287 (Dwarf_die::set_name): New function.
2288 (Dwarf_die::set_linkage_name): New function.
2289 (Dwarf_die::attribute): New function.
2290 (Dwarf_die::string_attribute): New function.
2291 (Dwarf_die::int_attribute): New function.
2292 (Dwarf_die::uint_attribute): New function.
2293 (Dwarf_die::ref_attribute): New function.
2294 (Dwarf_die::child_offset): New function.
2295 (Dwarf_die::sibling_offset): New function.
2296 (Dwarf_info_reader::check_buffer): New function.
2297 (Dwarf_info_reader::parse): New function.
2298 (Dwarf_info_reader::do_parse): New function.
2299 (Dwarf_info_reader::do_read_string_table): New function.
2300 (Dwarf_info_reader::lookup_reloc): New function.
2301 (Dwarf_info_reader::get_string): New function.
2302 (Dwarf_info_reader::visit_compilation_unit): New function.
2303 (Dwarf_info_reader::visit_type_unit): New function.
2304 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
2305 Sized_elf_reloc_mapper.
2306 (Sized_dwarf_line_info::symbol_section): Remove function.
2307 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
2308 (Sized_dwarf_line_info::read_line_mappings): Remove object
2309 parameter, adjust callers.
2310 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
2311 * dwarf_reader.h: Include <sys/types.h>.
2312 (class Track_relocs): Remove forward declaration.
2313 (class Elf_reloc_mapper): New class.
2314 (class Sized_elf_reloc_mapper): New class.
2315 (class Dwarf_abbrev_table): New class.
2316 (class Dwarf_range_list): New class.
2317 (class Dwarf_ranges_table): New class.
2318 (class Dwarf_pubnames_table): New class.
2319 (class Dwarf_die): New class.
2320 (class Dwarf_info_reader): New class.
2321 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
2322 (Sized_dwarf_line_info::symbol_section): Remove member function.
2323 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
2325 * gdb-index.cc: New source file.
2326 * gdb-index.h: New source file.
2327 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
2328 and .debug_types sections, call Layout::add_to_gdb_index.
2329 (Sized_relobj_incr::do_section_name): Implement.
2330 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
2331 return type; Implement.
2332 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
2334 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
2335 parameter list and return type.
2336 (Sized_incr_dynobj::do_section_contents): Likewise.
2337 * layout.cc: Include gdb-index.h.
2338 (Layout::Layout): Initialize gdb_index_data_.
2339 (Layout::init_fixed_output_section): Check for .gdb_index section.
2340 (Layout::add_to_gdb_index): New function. Instantiate.
2341 * layout.h: Add forward declaration for class Gdb_index.
2342 (Layout::add_to_gdb_index): New member function.
2343 (Layout::gdb_index_data_): New data member.
2344 * main.cc: Include gdb-index.h.
2345 (main): Print statistics for gdb index.
2346 * object.cc (Object::section_contents): Move code into
2347 do_section_contents.
2348 (need_decompressed_section): Check for sections needed when building
2350 (build_compressed_section_map): Likewise.
2351 (Sized_relobj_file::do_read_symbols): Need local symbols when building
2353 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
2354 sections; call Layout::add_to_gdb_index.
2355 (Sized_relobj_file::do_decompressed_section_contents): Call
2356 do_section_contents directly.
2357 * object.h (Object::do_section_contents): Adjust parameter list and
2359 (Object::do_decompressed_section_contents): Call do_section_contents
2361 (Sized_relobj_file::do_section_contents): Adjust parameter list and
2363 * options.h (class General_options): Add --gdb-index option.
2364 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
2365 list and return type.
2366 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
2367 * reloc.h (Track_relocs::checkpoint): New function.
2368 (Track_relocs::reset): New function.
2370 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
2372 * testsuite/Makefile.in: Regenerate.
2373 * testsuite/gdb_index_test.cc: New test source file.
2374 * testsuite/gdb_index_test_1.sh: New test source file.
2375 * testsuite/gdb_index_test_2.sh: New test source file.
2377 2012-03-19 Doug Kwan <dougkwan@google.com>
2379 * arm.cc (Target_arm::do_define_standard_symbols): New method.
2380 (Target_arm::do_finalize_sections): Remove code which defines
2381 __exidx_start and __exidx_end. Make symbol table parameter
2382 anonymous as it is not used.
2383 * gold.cc (queue_middle_tasks): Call target hook to define any
2384 target-specific symbols.
2385 * target.h (Target::define_standard_symbols): New method.
2386 (Target::do_define_standard_symbols): Same.
2387 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
2388 * testsuite/Makefile.in: Regenerate.
2389 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
2391 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
2392 relocations are generated for __exidx_start and __exidx_end.
2394 2012-03-16 Doug Kwan <dougkwan@google.com>
2396 * testsuite/Makefile.am: Disable test initpri3b.
2397 * testsuite/Makefile.in: Regenerate.
2399 2012-03-15 Doug Kwan <dougkwan@google.com>
2401 * arm.cc (Target_arm::got_section): Make .got section read-only
2404 2012-03-15 Ian Lance Taylor <iant@google.com>
2407 * layout.cc (Layout::make_output_section): Correctly mark
2408 SHT_INIT_ARRAY, et. al., as relro.
2410 2012-03-14 Doug Kwan <dougkwan@google.com>
2412 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
2413 dynamic relocations for protected symbols in shared objects.
2415 2012-03-13 Ian Lance Taylor <iant@google.com>
2417 * resolve.cc (Symbol_table::resolve): When merging common symbols,
2418 keep the larger alignment.
2420 2012-03-12 Cary Coutant <ccoutant@google.com>
2422 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
2423 handling of DW_LNE_define_file.
2425 2012-03-12 Cary Coutant <ccoutant@google.com>
2427 * reduced_debug_output.cc
2428 (Output_reduced_debug_info_section::get_die_end): Add new FORM
2431 2012-02-29 Cary Coutant <ccoutant@google.com>
2433 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
2435 2012-02-29 Cary Coutant <ccoutant@google.com>
2437 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2438 Call Object::decompressed_section_contents.
2439 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
2441 (Sized_dwarf_line_info::buffer_start_): New data member.
2442 * merge.cc (Output_merge_data::do_add_input_section): Call
2443 Object::decompressed_section_contents.
2444 (Output_merge_string::do_add_input_section): Likewise.
2445 * object.cc (need_decompressed_section): New function.
2446 (build_compressed_section_map): Decompress sections needed later.
2447 (Sized_relobj_file::do_decompressed_section_contents): New function.
2448 (Sized_relobj_file::do_discard_decompressed_sections): New function.
2449 * object.h (Object::decompressed_section_contents): New function.
2450 (Object::discard_decompressed_sections): New function.
2451 (Object::do_decompressed_section_contents): New function.
2452 (Object::do_discard_decompressed_sections): New function.
2453 (Compressed_section_info): New type.
2454 (Compressed_section_map): Include decompressed section contents.
2455 (Sized_relobj_file::do_decompressed_section_contents): New function.
2456 (Sized_relobj_file::do_discard_decompressed_sections): New function.
2458 2012-02-16 Cary Coutant <ccoutant@google.com>
2460 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
2461 * testsuite/Makefile.in: Regenerate.
2463 2012-02-14 Cary Coutant <ccoutant@google.com>
2465 * options.cc (General_options::finalize): Disallow -pie and -static.
2467 2012-02-03 Doug Kwan <dougkwan@google.com>
2469 * arm.cc (Arm_relocate_functions::abs8,
2470 Arm_relocate_functions::abs16): Use
2471 Bits::has_signed_unsigned_overflow32.
2472 (Arm_relocate_functions::thm_abs8): Correct range of
2474 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
2477 2012-02-02 Doug Kwan <dougkwan@google.com>
2479 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
2480 position independent outputs, not just shared objects.
2482 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
2484 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
2485 * configure: Regenerated.
2487 2012-01-27 Ian Lance Taylor <iant@google.com>
2489 * reloc.h (Bits): New class with static functions, copied from
2490 namespace utils in arm.cc.
2491 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
2494 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2496 * incremental.cc (write_info_blocks): Correct relocation offset.
2498 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2500 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
2501 (Relocate::tls_gd_to_le): Likewise.
2503 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2505 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
2507 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2509 * configure.ac: Check if -mcmodel=medium works.
2510 * configure: Regenerated.
2512 2012-01-24 Cary Coutant <ccoutant@google.com>
2514 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
2516 (read_unsigned_LEB_128_x): ... this new function.
2517 (read_signed_LEB_128): Replaced with inline definition and ...
2518 (read_signed_LEB_128_x): ... this new function.
2519 * int_encoding.h (read_unsigned_LEB_128_x): New function.
2520 (read_unsigned_LEB_128): Add inline definition.
2521 (read_signed_LEB_128_x): New function.
2522 (read_signed_LEB_128): Add inline definition.
2523 * testsuite/Makefile.am (leb128_unittest): New unit test.
2524 * testsuite/Makefile.in: Regenerate.
2525 * testsuite/leb128_unittest.cc: New unit test.
2527 2012-01-23 Ian Lance Taylor <iant@google.com>
2530 * i386.cc (Target_i386::do_code_fill): When using a jmp
2531 instruction, pad with nop instructions.
2532 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
2534 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
2536 * x86_64.cc (gc_process_relocs): Add typename on types used in
2538 (scan_relocs): Likewise.
2539 (relocate_section): Likewise.
2540 (apply_relocation): Likewise.
2542 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
2544 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
2545 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
2548 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
2550 * x86_64.cc: Initial support for x32.
2552 2012-01-03 Cary Coutant <ccoutant@google.com>
2554 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
2555 Use abstract base class for GOT.
2556 * gold/output.h (class Output_data_got_base): New abstract base class.
2557 (class Output_data_got): Derive from new base class, adjust ctors.
2558 (Output_data_got::reserve_slot): Make virtual; rename to
2559 do_reserve_slot; Adjust callers.
2560 * gold/target.h (Sized_target::init_got_plt_for_update): Return
2561 pointer to abstract base class.
2562 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
2564 2011-12-18 Ian Lance Taylor <iant@google.com>
2566 * object.h (Relobj::local_symbol_value): New function.
2567 (Relobj::local_plt_offset): New function.
2568 (Relobj::local_has_got_offset): New function.
2569 (Relobj::local_got_offset): New function.
2570 (Relobj::set_local_got_offset): New function.
2571 (Relobj::do_local_symbol_value): New pure virtual function.
2572 (Relobj::do_local_plt_offset): Likewise.
2573 (Relobj::do_local_has_got_offset): Likewise.
2574 (Relobj::do_local_got_offset): Likewise.
2575 (Relobj::do_set_local_got_offset): Likewise.
2576 (Sized_relobj::do_local_has_got_offset): Rename from
2577 local_has_got_offset.
2578 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
2579 (Sized_relobj::do_set_local_got_offset): Rename from
2580 set_local_got_offset.
2581 (Sized_relobj_file::do_local_plt_offset): Rename from
2583 (Sized_relobj_file::do_local_symbol_value): New function.
2584 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
2586 * output.cc (Output_data_got::Got_entry::write): Change object to
2587 Relobj. Use local_symbol_value.
2588 (Output_data_got::add_global_with_rel): Change rel_dyn to
2589 Output_data_reloc_generic*. Use add_global_generic.
2590 (Output_data_got::add_global_with_rela): Remove. Change all
2591 callers to use add_global_with_rel.
2592 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
2593 Output_data_reloc_generic*. Use add_global_generic.
2594 (Output_data_got::add_global_pair_with_rela): Remove. Change all
2595 callers to use add_global_pair_with_rel.
2596 (Output_data_got::add_local): Change object to Relobj*.
2597 (Output_data_got::add_local_plt): Likewise.
2598 (Output_data_got::add_local_with_rel): Change object to Relobj*,
2599 change rel_dyn to Output_data_reloc_generic*. Use
2601 (Output_data_got::add_local_with_rela): Remove. Change all
2602 callers to use all_local_with_rel.
2603 (Output_data_got::add_local_pair_with_rel): Change object to
2604 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
2605 add_output_section_generic.
2606 (Output_data_got::add_local_pair_with_rela): Remove. Change all
2607 callers to use add_local_pair_with_rel.
2608 (Output_data_got::reserve_local): Change object to Relobj*.
2609 * output.h: (class Output_data_reloc_generic): Add pure virtual
2610 declarations for add_global_generic, add_local_generic,
2611 add_output_section_generic.
2612 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
2613 functions for Output_data_reloc_generic. Update declarations for
2614 changes listed in output.cc.
2615 (class Output_data_got): Change template parameter to got_size.
2616 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
2617 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
2619 (Sized_relobj_incr::do_local_plt_offset): New function.
2620 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
2623 2011-12-17 Cary Coutant <ccoutant@google.com>
2625 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
2626 * resolve.cc (Symbol_table::resolve): Likewise.
2627 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
2629 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
2631 2011-12-16 Ian Lance Taylor <iant@google.com>
2633 * output.h (Output_data_reloc_generic::add): Only call
2634 add_dynamic_reloc if this is a dynamic reloc section.
2636 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
2639 * target-reloc.h (apply_relocation): Replace <64, false> with
2642 2011-11-25 Nick Clifton <nickc@redhat.com>
2644 * po/it.po: New Italian translation.
2646 2011-11-17 Sterling Augustine <saugustine@google.com>
2648 * script.cc (script_include_directive): Implement.
2649 (read_script_file): New local variables name and search_path. Update
2650 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
2651 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
2652 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
2654 2011-11-11 Sterling Augustine <saugustine@google.com>
2656 * yyscript.y (section_cmd): Add support for INCLUDE directive.
2657 (file_or_sections_cmd): Likewise.
2659 2011-11-11 Doug Kwan <dougkwan@google.com>
2661 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
2662 if --just-symbols is given.
2664 2011-11-10 Doug Kwan <dougkwan@google.com>
2667 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
2668 when processing data relocs.
2669 * reloc.h (Relocate_functions::rel_unaligned): New method.
2670 (Relocate_functions::pcrel_unaligned): Ditto.
2671 (Relocate_functions::rel32_unaligned): Ditto.
2672 (Relocate_functions::pcrel32_unaligned): Ditto.
2674 2011-11-09 Doug Kwan <dougkwan@google.com>
2677 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
2678 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
2679 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
2680 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
2681 (Relocate_functions::rel_unaligned): New.
2682 (Relocate_functions::rel32_unaligned): New.
2683 * target-reloc.h (relocate_for_relocatable): Add code to handle
2684 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
2685 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
2686 arm_unaligned_reloc_r): New targets.
2687 * testsuite/Makefile.in: Regenerate.
2688 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
2691 2011-11-02 Ian Lance Taylor <iant@google.com>
2693 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
2695 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
2696 * options.cc (General_options::finalize): Use library search path
2697 from configure script if specified. If not native and no sysroot,
2698 only search TOOLLIBDIR.
2699 * options.h (Search_directory::Search_directory): Change name to
2701 (General_options::add_to_library_path_with_sysroot): Change arg to
2703 * configure, Makefile.in, config.in: Rebuild.
2705 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2707 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
2708 we are working around the ARM1176 Erratum.
2709 * options.h (General_options::fix_arm1176): Add option.
2710 * testsuite/Makefile.am: Add testcases, and keep current ones
2712 * testsuite/Makefile.in: Regenerate.
2713 * testsuite/arm_fix_1176.s: New file.
2714 * testsuite/arm_fix_1176.sh: Likewise.
2716 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2718 * arm.cc (Target_arm::Target_arm): Remove initialisation of
2720 (Target_arm::may_use_blx): Remove method.
2721 (Target_arm::set_may_use_blx): Likewise.
2722 (Target_arm::may_use_v4t_interworking): New method.
2723 (Target_arm::may_use_v5t_interworking): Likewise.
2724 (Target_arm::may_use_blx_): Remove member variable.
2725 (Arm_relocate_functions::arm_branch_common): Check for v5T
2727 (Arm_relocate_functions::thumb_branch_common): Likewise.
2728 (Reloc_stub::stub_type_for_reloc): Likewise.
2729 (Target_arm::do_finalize_sections): Correct interworking checks.
2730 * testsuite/Makefile.am: Add new tests.
2731 * testsuite/Makefile.in: Regenerate.
2732 * testsuite/arm_farcall_arm_arm.s: New test.
2733 * testsuite/arm_farcall_arm_arm.sh: Likewise.
2734 * testsuite/arm_farcall_arm_thumb.s: Likewise.
2735 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
2736 * testsuite/arm_farcall_thumb_arm.s: Likewise.
2737 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
2738 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
2739 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
2741 2011-10-31 Cary Coutant <ccoutant@google.com>
2744 * expression.cc (Expression::eval_with_dot): Add
2745 is_section_dot_assignment parameter.
2746 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
2747 absolute and assigning to dot within a section.
2748 * script-sections.cc
2749 (Output_section_element_assignment::set_section_addresses): Pass
2750 dot_section to set_if_absolute.
2751 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
2752 as is_section_dot_assignment flag to eval_with_dot.
2753 (Output_section_element_dot_assignment::set_section_addresses):
2755 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
2756 parameter. Also set value if relative to dot_section; set the
2757 symbol's output_section.
2758 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
2759 parameter. Adjust all callers.
2760 (Expression::eval_maybe_dot): Likewise.
2761 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
2763 * testsuite/script_test_2.t: Test assignment of an absolute value
2764 to dot within an output section element.
2766 2011-10-31 Cary Coutant <ccoutant@google.com>
2768 * options.h (class General_options): Add --[no-]gnu-unique options.
2769 * symtab.cc (Symbol_table::sized_write_globals): Convert
2770 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
2772 2011-10-31 Cary Coutant <ccoutant@google.com>
2775 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
2776 unnecessary assertion.
2777 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
2779 2011-10-31 Sriraman Tallam <tmsriram@google.com>
2781 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
2783 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
2785 Change to just keep the section associated with symbol.
2786 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
2787 they are externally visible and --export-dynamic is turned on.
2788 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
2790 2011-10-19 Ian Lance Taylor <iant@google.com>
2793 * script-sections.cc
2794 (Output_section_element_dot_assignment::needs_output_section): New
2797 2011-10-19 Ian Lance Taylor <iant@google.com>
2800 * layout.cc (Layout::segment_precedes): Don't assert failure if a
2801 --section-start option was seen.
2802 * options.h (General_options::any_section_start): New function.
2804 2011-10-18 David S. Miller <davem@davemloft.net>
2807 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
2808 member to track relocation locations that have moved during TLS
2809 reloc optimizations.
2810 (Target_sparc::Relocate::Relocate): Initialize to NULL.
2811 (Target_sparc::Relocate::relocate): Adjust view down by 4
2812 bytes if it matches reloc_adjust_addr_.
2813 (Target_sparc::Relocate::relocate_tls): Always move the
2814 __tls_get_addr call delay slot instruction forward 4 bytes when
2815 performing relaxation.
2817 2011-10-18 Cary Coutant <ccoutant@google.com>
2819 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
2820 (Output_file::map_no_anonymous): Check for non-zero
2821 return code from posix_fallocate.
2823 2011-10-17 Cary Coutant <ccoutant@google.com>
2826 * plugin.cc (is_visible_from_outside): Check for symbols
2827 referenced from dynamic objects.
2828 * resolve.cc (Symbol_table::resolve): Don't count references
2829 from dynamic objects as references from real ELF files.
2830 * testsuite/plugin_test_2.sh: Adjust expected result.
2832 2011-10-17 Cary Coutant <ccoutant@google.com>
2834 * gold.cc: Include timer.h.
2835 (queue_middle_tasks): Stamp time.
2836 (queue_final_tasks): Likewise.
2837 * main.cc (main): Store timer in parameters. Print timers
2839 * parameters.cc (Parameters::Parameters): Initialize timer_.
2840 (Parameters::set_timer): New function.
2841 (set_parameters_timer): New function.
2842 * parameters.h (Parameters::set_timer): New function.
2843 (Parameters::timer): New function.
2844 (Parameters::timer_): New data member.
2845 (set_parameters_timer): New function.
2846 * timer.cc (Timer::stamp): New function.
2847 (Timer::get_pass_time): New function.
2848 * timer.h (Timer::stamp): New function.
2849 (Timer::get_pass_time): New function.
2850 (Timer::pass_times_): New data member.
2852 2011-10-17 Cary Coutant <ccoutant@google.com>
2854 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
2855 task for members of lib groups.
2857 2011-10-17 Cary Coutant <ccoutant@google.com>
2860 * fileread.cc (File_read::find_view): Add assert.
2861 (File_read::make_view): Move bounds check (replace with assert)...
2862 (File_read::find_or_make_view): ... to here.
2864 2011-10-12 Cary Coutant <ccoutant@google.com>
2866 * output.cc (Output_file::open_base_file): Handle case where
2867 ::read returns less than requested size.
2869 2011-10-10 Cary Coutant <ccoutant@google.com>
2871 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
2872 Initialize defined_count_.
2873 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
2874 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
2875 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
2876 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
2877 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
2878 * incremental.h (Sized_relobj_incr::defined_count_): New data
2880 (Sized_incr_dynobj::defined_count_): New data member.
2881 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
2882 Return zeroes instead of internal error.
2884 2011-10-10 Cary Coutant <ccoutant@google.com>
2887 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
2888 (Output_reloc::symbol_value): Return PLT offset if flag is set.
2889 * output.h (class Output_reloc): Add use_plt_offset flag.
2890 (Output_reloc::type_): Adjust size of bit field.
2891 (Output_reloc::use_plt_offset_): New bit field.
2892 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
2893 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
2894 flag. Adjust all callers.
2895 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
2896 creating RELATIVE relocations.
2898 2011-10-10 Nick Clifton <nickc@redhat.com>
2900 * po/es.po: Updated Spanish translation.
2901 * po/fi.po: Updated Finnish translation.
2903 2011-10-03 Diego Novillo <dnovillo@google.com>
2905 * options.cc (parse_uint): Fix dereference of RETVAL.
2907 2011-09-29 Sriraman Tallam <tmsriram@google.com>
2909 * layout.h (section_order_map_): New member.
2910 (get_section_order_map): New member function.
2911 * output.cc (Output_section::add_input_section): Check for patterns
2912 only when --section-ordering-file is specified.
2913 * gold.cc (queue_middle_tasks): Delay updating order of sections till
2914 output_sections have been formed.
2915 * layout.cc (Layout_Layout): Initialize section_order_map_.
2916 * plugin.cc (update_section_order): Store order in order_map. Do not
2918 * testsuite/Makefile.am: Add test case for plugin_final_layout.
2919 * testsuite/Makefile.in: Regenerate.
2920 * testsuite/plugin_section_order.c: New file.
2921 * testsuite/plugin_final_layout.cc: New file.
2922 * testsuite/plugin_final_layout.sh: New file.
2924 2011-09-29 Cary Coutant <ccoutant@google.com>
2926 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2928 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
2929 symbols during incremental update.
2930 (Symbol_table::add_from_dynobj): Likewise.
2932 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2933 Ian Lance Taylor <iant@google.com>
2935 * symtab.cc (Symbol_table::define_special_symbol): Always
2936 canonicalize version string.
2938 2011-09-26 Cary Coutant <ccoutant@google.com>
2940 * gold.cc (queue_initial_tasks): Move option checks ...
2941 * options.cc (General_options::finalize): ... to here. Disable
2942 some options; make others fatal.
2944 2011-09-26 Cary Coutant <ccoutant@google.com>
2947 * plugin.cc (get_symbols_v2): New function.
2948 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
2949 (is_referenced_from_outside): New function.
2950 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
2951 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
2952 (get_symbols): Pass version parameter.
2953 (get_symbols_v2): New function.
2954 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
2956 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
2957 (onload): Add LDPT_GET_SYMBOLS_V2.
2958 (all_symbols_read_hook): Use get_symbols_v2; check for
2959 LDPR_PREVAILING_DEF_IRONLY_EXP.
2960 * testsuite/plugin_test_3.sh: Update expected results.
2962 2011-09-23 Simon Baldwin <simonb@google.com>
2964 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
2965 configuration options.
2966 * configure: Regenerate.
2967 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
2968 * Makefile.in: Regenerate.
2969 * testsuite/Makefile.in: Regenerate.
2971 2011-09-19 Sriraman Tallam <tmsriram@google.com>
2973 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
2975 2011-09-19 Cary Coutant <ccoutant@google.com>
2977 * incremental.cc (can_incremental_update): Fix typo in comment.
2978 * incremental.h (can_incremental_update): Likewise.
2980 2011-09-18 Cary Coutant <ccoutant@google.com>
2982 * incremental.cc (can_incremental_update): New function.
2983 * incremental.h (can_incremental_update): New function.
2984 * layout.cc (Layout::init_fixed_output_section): Call it.
2985 (Layout::make_output_section): Don't allow patch space in .eh_frame.
2986 * object.cc (Sized_relobj_file::do_layout): Call
2987 can_incremental_update.
2989 2011-09-13 Cary Coutant <ccoutant@google.com>
2991 * configure.ac: Check for glibc support for gnu_indirect_function
2992 support with static linking, setting automake conditional
2994 * Makefile.in: Regenerate.
2995 * configure: Regenerate.
2997 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
2998 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
3000 * testsuite/Makefile.in: Regenerate.
3002 2011-09-13 Cary Coutant <ccoutant@google.com>
3004 * incremental.cc (Sized_relobj_incr::do_layout): Call
3005 report_comdat_group for kept comdat sections.
3006 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
3007 * testsuite/Makefile.in: Regenerate.
3008 * testsuite/incr_comdat_test_1.cc: New source file.
3009 * testsuite/incr_comdat_test_2_v1.cc: New source file.
3010 * testsuite/incr_comdat_test_2_v2.cc: New source file.
3011 * testsuite/incr_comdat_test_2_v3.cc: New source file.
3013 2011-09-13 Ian Lance Taylor <iant@google.com>
3015 * object.cc (Sized_relobj_file::do_layout): Remove unused local
3016 variable external_symbols_offset.
3018 2011-09-12 Ian Lance Taylor <iant@google.com>
3020 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
3021 triggered if object has no symbols.
3023 2011-09-09 David S. Miller <davem@davemloft.net>
3025 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
3026 (Output_fill_debug_line::do_write): Likewise.
3028 2011-08-29 Cary Coutant <ccoutant@google.com>
3030 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
3031 casts to match formatting specs.
3032 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
3034 2011-08-26 Cary Coutant <ccoutant@google.com>
3036 * layout.cc (Free_list::allocate): Provide guarantee of minimum
3037 remaining hole size when allocating.
3038 (Layout::make_output_section): Set fill methods for debug sections.
3039 * layout.h (Free_list::Free_list_node): Move from private to
3041 (Free_list::set_min_hole_size): New function.
3042 (Free_list::begin, Free_list::end): New functions.
3043 (Free_list::min_hole_): New data member.
3044 * output.cc: Include dwarf.h.
3045 (Output_fill_debug_info::do_minimum_hole_size): New function.
3046 (Output_fill_debug_info::do_write): New function.
3047 (Output_fill_debug_line::do_minimum_hole_size): New function.
3048 (Output_fill_debug_line::do_write): New function.
3049 (Output_section::Output_section): Initialize new data member.
3050 (Output_section::set_final_data_size): Ensure patch space is larger
3051 than minimum hole size.
3052 (Output_section::do_write): Fill holes in debug sections.
3053 * output.h (Output_fill): New class.
3054 (Output_fill_debug_info): New class.
3055 (Output_fill_debug_line): New class.
3056 (Output_section::set_free_space_fill): New function.
3057 (Output_section::free_space_fill_): New data member.
3058 * testsuite/Makefile.am (incremental_test_3): Add
3059 --incremental-patch option.
3060 (incremental_test_4): Likewise.
3061 (incremental_test_5): Likewise.
3062 (incremental_test_6): Likewise.
3063 (incremental_copy_test): Likewise.
3064 (incremental_common_test_1): Likewise.
3065 * testsuite/Makefile.in: Regenerate.
3067 2011-08-26 Nick Clifton <nickc@redhat.com>
3069 * po/es.po: Updated Spanish translation.
3071 2011-08-01 Cary Coutant <ccoutant@google.com>
3073 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
3074 * gold/testsuite/Makefile.in: Regenerate.
3075 * gold/testsuite/justsyms_exec.c: New source file.
3076 * gold/testsuite/justsyms_lib.c: New source file.
3078 2011-08-01 Cary Coutant <ccoutant@google.com>
3080 * layout.cc (Layout::set_segment_offsets): Don't realign text
3081 segment if -Ttext was specified.
3082 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
3084 * object.h (Sized_relobj_file::e_type): New function.
3085 (Sized_relobj_file::e_type_): New data member.
3086 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
3087 base address for ET_EXEC files.
3088 * target.cc (Target::do_make_elf_object_implementation): Allow
3089 ET_EXEC files with --just-symbols option.
3091 2011-07-28 Cary Coutant <ccoutant@google.com>
3093 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
3094 Add thread_number parameter.
3095 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
3096 * workqueue-threads.cc
3097 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
3098 current thread if its thread number is greater than desired thread
3100 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
3101 Add thread_number parameter.
3102 (Workqueue::should_cancel_thread): Likewise.
3103 (Workqueue::find_runnable_or_wait): Pass thread_number to
3104 should_cancel_thread.
3105 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
3108 2011-07-22 Sriraman Tallam <tmsriram@google.com>
3110 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
3111 only after checking if it cannot be forced local.
3112 * symtab.h (is_externally_visible): Check if the symbol is not forced
3115 2011-07-15 Ian Lance Taylor <iant@google.com>
3117 * options.h (class General_options): Add --print-output-format.
3118 Move -EL next to -EB, for better --help output.
3119 * target-select.cc: Include <cstdio>, "options.h", and
3121 (Target_selector::do_target_bfd_name): New function.
3122 (print_output_format): New function.
3123 * target-select.h (class Target_selector): Update declarations.
3124 (Target_selector::target_bfd_name): New function.
3125 (print_output_format): Declare.
3126 * main.cc: Include "target-select.h".
3127 (main): Handle --print-output-format.
3128 * gold.cc: Include "target-select.h".
3129 (queue_initial_tasks): Handle --print-output-format when there are
3131 * parameters.cc (parameters_force_valid_target): Give a better
3132 error message if -EB/-EL does not match target.
3133 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
3136 2011-07-15 Ian Lance Taylor <iant@google.com>
3138 * i386.cc (class Output_data_plt_i386): Add layout_ field.
3139 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
3140 (Output_data_plt_i386::do_write): Write address of .dynamic
3141 section to first entry in .got.plt section.
3142 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
3143 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3145 (Output_data_plt_x86_64::do_write): Write address of .dynamic
3146 section to first entry in .got.plt section.
3147 * layout.h (Layout::dynamic_section): New function.
3149 2011-07-13 Sriraman Tallam <tmsriram@google.com>
3151 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
3153 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
3154 input_section_position_, and input_section_glob_.
3155 (read_layout_from_file): Call function section_ordering_specified.
3156 * layout.h (is_section_ordering_specified): New function.
3157 (section_ordering_specified): New function.
3158 (section_ordering_specified_): New boolean member.
3159 * main.cc(main): Call load_plugins after layout object is defined.
3160 * output.cc (Output_section::add_input_section): Use
3161 function section_ordering_specified to check if section ordering is
3163 * output.cc (Output_section::add_relaxed_input_section): Use
3164 function section_ordering_specified to check if section ordering is
3166 (Output_section::update_section_layout): New function.
3167 (Output_section::sort_attached_input_sections): Check if input section
3169 * output.h (Output_section::update_section_layout): New function.
3170 * plugin.cc (get_section_count): New function.
3171 (get_section_type): New function.
3172 (get_section_name): New function.
3173 (get_section_contents): New function.
3174 (update_section_order): New function.
3175 (allow_section_ordering): New function.
3176 (Plugin::load): Add the new interfaces to the transfer vector.
3177 (Plugin_manager::load_plugins): New parameter.
3178 (Plugin_manager::all_symbols_read): New parameter.
3179 (Plugin_manager::claim_file): New parameter. Save the elf object for
3181 (Plugin_manager::get_elf_object): New function.
3182 (Plugin_manager::get_view): Change to directly use the bool to check
3183 if get_view is called from claim_file_hook.
3184 * plugin.h (input_objects): New function
3185 (Plugin__manager::load_plugins): New parameter.
3186 (Plugin_manager::claim_file): New parameter.
3187 (Plugin_manager::get_elf_object): New function.
3188 (Plugin_manager::in_claim_file_handler): New function.
3189 (Plugin_manager::in_claim_file_handler_): New member.
3190 (layout): New function.
3191 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
3192 handler with an extra parameter. Make the elf object before calling
3194 * testsuite/plugin_test.c (get_section_count): New function pointer.
3195 (get_section_type): New function pointer.
3196 (get_section_name): New function pointer.
3197 (get_section_contents): New function pointer.
3198 (update_section_order): New function pointer.
3199 (allow_section_ordering): New function pointer.
3200 (onload): Check if the new interfaces exist.
3202 2011-07-13 Ian Lance Taylor <iant@google.com>
3204 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
3206 * x86_64.cc (Target_x86_64::got_section): Likewise.
3207 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
3208 (relro_now_test_SOURCES): New variable.
3209 (relro_now_test_DEPENDENCIES): New variable.
3210 (relro_now_test_LDFLAGS): New variable.
3211 (relro_now_test_LDADD): New variable.
3212 (relro_now_test.so): New target.
3213 * testsuite/Makefile.in: Rebuild.
3215 2011-07-12 Ian Lance Taylor <iant@google.com>
3218 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
3219 GLOB_DAT relocation rather than a RELATIVE relocation for a
3220 protected symbol when creating a shared library.
3221 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3222 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
3223 * testsuite/protected_main_1.cc (main): Test that protected
3224 function has same address.
3226 2011-07-11 Ian Lance Taylor <iant@google.com>
3229 * options.h (class General_options): Add -Bgroup.
3230 * options.cc (General_options::finalize): If -Bgroup is set,
3231 default to --unresolved-symbols=report-all.
3232 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
3233 * target-reloc.h (issue_undefined_symbol_error): Handle
3234 --unresolved-symbols=report-all.
3236 2011-07-08 Ian Lance Taylor <iant@google.com>
3239 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
3240 if linker script discards key sections.
3241 (Layout::create_dynamic_symtab): Likewise.
3242 (Layout::assign_local_dynsym_offsets): Likewise.
3243 (Layout::sized_create_version_sections): Likewise.
3244 (Layout::create_interp): Likewise.
3245 (Layout::finish_dynamic_section): Likewise.
3246 (Layout::set_dynamic_symbol_size): Likewise.
3248 2011-07-08 Ian Lance Taylor <iant@google.com>
3251 * options.h (class General_options): Add --unresolved-symbols.
3252 * target-reloc.h (issue_undefined_symbol_error): Check
3253 --unresolved-symbols. Add comments.
3255 2011-07-08 Ian Lance Taylor <iant@google.com>
3257 * testsuite/odr_violation2.cc (Ordering::operator()): Make
3258 expression more complex.
3260 2011-07-08 Ian Lance Taylor <iant@google.com>
3263 * target-reloc.h (issue_undefined_symbol_error): New inline
3264 function, broken out of relocate_section.
3265 (relocate_section): Call issue_undefined_symbol_error.
3266 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3267 there is no TLS segment if we are about to issue an undefined
3269 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3271 2011-07-08 Ian Lance Taylor <iant@google.com>
3274 * resolve.cc (Symbol_table::should_override): Add fromtype
3275 parameter. Change all callers. Give error when linking together
3276 TLS and non-TLS symbol.
3277 (Symbol_table::should_override_with_special): Add fromtype
3278 parameter. Change all callers.
3279 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3280 there is no TLS segment if we have reported some errors.
3281 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3283 2011-07-08 Ian Lance Taylor <iant@google.com>
3286 * target.h (Target::plt_address_for_global): New function.
3287 (Target::plt_address_for_local): New function.
3288 (Target::plt_section_for_global): Remove.
3289 (Target::plt_section_for_local): Remove.
3290 (Target::do_plt_address_for_global): New virtual function.
3291 (Target::do_plt_address_for_local): New virtual function.
3292 (Target::do_plt_section_for_global): Remove.
3293 (Target::do_plt_section_for_local): Remove.
3294 (Target::register_global_plt_entry): Add Symbol_table and Layout
3296 * output.cc (Output_data_got::Got_entry::write): Use
3297 plt_address_for_global and plt_address_for_local.
3298 * layout.cc (Layout::add_target_dynamic_tags): Use size and
3299 address of output section.
3300 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
3301 got_irelative_, and irelative_count_ fields. Update
3303 (Output_data_plt_i386::has_irelative_section): New function.
3304 (Output_data_plt_i386::entry_count): Add irelative_count_.
3305 (Output_data_plt_i386::set_final_data_size): Likewise.
3306 (class Target_i386): Add got_irelative_ and rel_irelative_
3307 fields. Update declarations.
3308 (Target_i386::Target_i386): Initialize new fields.
3309 (Target_i386::do_plt_address_for_global): New function replacing
3310 do_plt_section_for_global.
3311 (Target_i386::do_plt_address_for_local): New function replacing
3312 do_plt_section_for_local.
3313 (Target_i386::got_section): Create got_irelative_.
3314 (Target_i386::rel_irelative_section): New function.
3315 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
3316 fields. Don't define __rel_iplt_{start,end}.
3317 (Output_data_plt_i386::add_entry): Add symtab and layout
3318 parameters. Change all callers. Use different PLT and GOT for
3320 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
3321 layout parameters. Change all callers. Use different PLT and
3323 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
3324 (Output_data_plt_i386::rel_irelative): New function.
3325 (Output_data_plt_i386::address_for_global): New function.
3326 (Output_data_plt_i386::address_for_local): New function.
3327 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
3328 IRELATIVE GOT when changing IFUNC GOT entries.
3329 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
3331 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
3332 if we didn't create an IRELATIVE GOT.
3333 (Target_i386::Relocate::relocate): Use plt_address_for_global and
3334 plt_address_for_local.
3335 (Target_i386::do_dynsym_value): Use plt_address_for_global.
3336 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
3337 got_irelative_, and irelative_count_ fields. Update
3339 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3340 Initialize new fields. Remove symtab parameter. Change all
3342 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
3344 (Output_data_plt_x86_64::has_irelative_section): New function.
3345 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
3346 (class Target_x86_64): Add got_irelative_ and rel_irelative_
3347 fields. Update declarations.
3348 (Target_x86_64::Target_x86_64): Initialize new fields.
3349 (Target_x86_64::do_plt_address_for_global): New function replacing
3350 do_plt_section_for_global.
3351 (Target_x86_64::do_plt_address_for_local): New function replacing
3352 do_plt_section_for_local.
3353 (Target_x86_64::got_section): Create got_irelative_.
3354 (Target_x86_64::rela_irelative_section): New function.
3355 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
3356 all callers. Don't create __rel_iplt_{start,end}.
3357 (Output_data_plt_x86_64::add_entry): Add symtab and layout
3358 parameters. Change all callers. Use different PLT and GOT for
3360 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
3361 layout parameters. Change all callers. Use different PLT and
3363 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
3364 parameters. Change all callers. Use different PLT and GOT for
3366 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
3367 (Output_data_plt_x86_64::rela_irelative): New function.
3368 (Output_data_plt_x86_64::address_for_global): New function.
3369 (Output_data_plt_x86_64::address_for_local): New function.
3370 (Output_data_plt_x86_64::set_final_data_size): Likewise.
3371 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
3372 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
3373 (Target_x86_64::register_global_plt_entry): Add symtab and layout
3375 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
3377 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
3378 symbols if we didn't create an IRELATIVE GOT.
3379 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
3380 plt_address_for_local.
3381 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
3382 * testsuite/ifuncvar1.c: New test file.
3383 * testsuite/ifuncvar2.c: New test file.
3384 * testsuite/ifuncvar3.c: New test file.
3385 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
3386 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
3387 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
3388 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
3389 * testsuite/Makefile.in: Rebuild.
3391 2011-07-07 Cary Coutant <ccoutant@google.com>
3393 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
3394 (two_file_test_1_ndebug.o): Likewise.
3395 (two_file_test_1b_ndebug.o): Likewise.
3396 (two_file_test_2_ndebug.o): Likewise.
3397 (two_file_test_main_ndebug.o): Likewise.
3398 (incremental_test_2): Link with no-debug versions.
3400 2011-07-06 Cary Coutant <ccoutant@google.com>
3402 * gold/incremental.cc
3403 (Output_section_incremental_inputs::write_info_blocks): Check for
3404 hidden and internal symbols.
3406 2011-07-06 Cary Coutant <ccoutant@google.com>
3408 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
3409 Check disposition for startup file.
3410 (Incremental_inputs::report_command_line): Ignore
3411 --incremental-startup-unchanged option.
3412 * options.cc (General_options::parse_incremental_startup_unchanged):
3414 (General_options::General_options): Initialize new data member.
3415 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
3416 (General_options): Add --incremental-startup-unchanged option.
3417 (General_options::incremental_startup_disposition): New function.
3418 (General_options::incremental_startup_disposition_): New data member.
3420 2011-07-06 Cary Coutant <ccoutant@google.com>
3422 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
3423 input file index to Script_info ctor.
3424 (Sized_incremental_binary::do_file_has_changed): Find the
3425 command-line argument for files named in scripts.
3426 * incremental.h (Script_info::Script_info): New ctor
3427 with input file index.
3428 (Script_info::input_file_index): New function.
3429 (Script_info::input_file_index_): New data member.
3430 (Incremental_binary::get_library): Add const.
3431 (Incremental_binary::get_script_info): Add const.
3432 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
3433 * testsuite/Makefile.am (incremental_test_5): New test case.
3434 (incremental_test_6): New test case.
3435 * testsuite/Makefile.in: Regenerate.
3437 2011-07-06 Cary Coutant <ccoutant@google.com>
3439 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
3440 debug output when command lines differ.
3442 2011-07-06 Cary Coutant <ccoutant@google.com>
3444 * incremental.cc (Incremental_inputs::report_command_line): Ignore
3445 --incremental-patch option.
3446 * layout.cc (Free_list::allocate): Extend allocation beyond original
3448 (Layout::make_output_section): Mark sections that should get
3450 * options.cc (parse_percent): New function.
3451 * options.h (parse_percent): New function.
3452 (DEFINE_percent): New macro.
3453 (General_options): Add --incremental-patch option.
3454 * output.cc (Output_section::Output_section): Initialize new data
3456 (Output_section::add_input_section): Print section name when out
3458 (Output_section::add_output_section_data): Likewise.
3459 (Output_section::set_final_data_size): Add patch space when
3460 doing --incremental-full.
3461 (Output_section::do_reset_address_and_file_offset): Remove patch
3463 (Output_segment::set_section_list_addresses): Print debug output
3464 only if --incremental-update.
3465 * output.h (Output_section::set_is_patch_space_allowed): New function.
3466 (Output_section::is_patch_space_allowed_): New data member.
3467 (Output_section::patch_space_): New data member.
3468 * parameters.cc (Parameters::incremental_full): New function.
3469 * parameters.h (Parameters::incremental_full): New function
3470 * testsuite/Makefile.am (incremental_test_2): Add test for
3471 --incremental-patch option.
3472 * testsuite/Makefile.in: Regenerate.
3473 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
3474 (t18): Remove function body.
3476 2011-07-05 Doug Kwan <dougkwan@google.com>
3479 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
3480 Arm_Address type for relocation result.
3481 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
3483 (Arm_relocate_functions::abs32): Use unaligned access.
3484 (Arm_relocate_functions::rel32): Ditto.
3485 (Arm_relocate_functions::prel31): Ditto.
3486 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
3487 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
3488 static data relocations.
3489 * testsuite/Makefile.in: Regnerate.
3490 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
3492 2011-07-05 Ian Lance Taylor <iant@google.com>
3495 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
3496 symbols if necessary.
3497 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3499 2011-07-05 Ian Lance Taylor <iant@google.com>
3502 * resolve.cc (Symbol::override_base_with_special): Simply override
3503 version with special symbol version, ignoring previous version.
3505 2011-07-05 Ian Lance Taylor <iant@google.com>
3507 * object.cc (Sized_relobj_file::include_section_group): Add
3508 information to comment about signature location.
3510 2011-07-02 Ian Lance Taylor <iant@google.com>
3513 * options.h (class General_options): Add -f and -F.
3514 * options.cc (General_options::finalize): Fatal error if -f/-F
3515 are used without -shared.
3516 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
3518 2011-07-02 Ian Lance Taylor <iant@google.com>
3520 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
3522 2011-07-01 Ian Lance Taylor <iant@google.com>
3526 * resolve.cc (Symbol::override_base_with_special): Don't override
3527 the version if the overriding symbol has a different name.
3528 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
3529 all callers. If we give an error about an undefined version,
3530 define the base version if necessary.
3531 * dynobj.h (class Versions): Update declaration.
3532 * testsuite/weak_alias_test_5.cc: New file.
3533 * testsuite/weak_alias_test.script: New file.
3534 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
3535 and versioned_alias have the right value, and call t2.
3536 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
3537 weak_alias_test_5.so.
3538 (weak_alias_test_LDADD): Likewise.
3539 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
3540 * testsuite/Makefile.in: Rebuild.
3542 2011-07-01 Ian Lance Taylor <iant@google.com>
3545 * options.h (class General_options): Support -z notext.
3546 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
3548 (two_file_shared_nonpic.so): Likewise.
3549 (two_file_shared_mixed.so): Likewise.
3550 (two_file_shared_mixed_1.so): Likewise.
3551 (weak_undef_lib_nonpic.so): Likewise.
3552 (alt/weak_undef_lib_nonpic.so): Likewise.
3553 (tls_test_shared_nonpic.so): Likewise.
3554 * testsuite/Makefile.in: Rebuild.
3556 2011-07-01 Ian Lance Taylor <iant@google.com>
3559 * configure.ac: Test whether static linking works, setting
3560 the automake conditional HAVE_STATIC.
3561 * testsuite/Makefile.am: Disable tests using -static if
3562 HAVE_STATIC is not true.
3563 * configure, testsuite/Makefile.in: Rebuild.
3565 2011-07-01 Ian Lance Taylor <iant@google.com>
3568 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
3569 Assert if we see DW_EH_PE_indirect.
3570 * target.h (Target::ehframe_datarel_base): New function.
3571 (Target::do_ehframe_datarel_base): New target function.
3572 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
3573 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
3576 2011-07-01 Ian Lance Taylor <iant@google.com>
3579 * options.h (class General_options): Add
3580 --ld-generated-unwind-info.
3581 * ehframe.cc (Fde::write): Add address parameter. Change all
3582 callers. If associated with PLT, fill in address and size.
3583 (Cie::set_output_offset): Only add merge mapping if there is an
3585 (Cie::write): Add address parameter. Change all callers.
3586 (Eh_frame::add_ehframe_for_plt): New function.
3587 * ehframe.h (class Fde): Update declarations. Move shndx_ and
3588 input_offset_ fields into union u_, with new plt field.
3589 (Fde::Fde): Adjust for new union field.
3590 (Fde::Fde) [Output_data version]: New constructor.
3591 (Fde::add_mapping): Only add merge mapping if there is an object.
3592 (class Cie): Update declarations.
3593 (class Eh_frame): Declare add_ehframe_for_plt.
3594 * layout.cc (Layout::layout_eh_frame): Break out code into
3595 make_eh_frame_section, and call it.
3596 (Layout::make_eh_frame_section): New function.
3597 (Layout::add_eh_frame_for_plt): New function.
3598 * layout.h (class Layout): Update declarations.
3599 * merge.cc (Merge_map::add_mapping): Add assertion.
3600 * i386.cc: Include "dwarf.h".
3601 (class Output_data_plt_i386): Make first_plt_entry,
3602 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
3603 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
3604 and plt_eh_frame_fde.
3605 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
3606 boundary. Call add_eh_frame_for_plt if appropriate.
3607 * x86_64.cc: Include "dwarf.h".
3608 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
3609 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
3610 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
3611 and plt_eh_frame_fde.
3612 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
3615 2011-06-29 Ian Lance Taylor <iant@google.com>
3618 * object.cc (Sized_relobj_file::layout_section): Change shdr
3619 parameter to be const.
3620 (Sized_relobj_file::layout_eh_frame_section): New function, broken
3622 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
3623 appropriate. Call layout_eh_frame_section.
3624 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
3626 * object.h (class Sized_relobj_file): Update declarations.
3628 2011-06-29 Ian Lance Taylor <iant@google.com>
3631 * script.cc (Token::integer_value): Accept trailing M/m/K/k
3633 (Lex::gather_token): Accept trailing M/m/K/k for integers.
3635 2011-06-29 Ian Lance Taylor <iant@google.com>
3638 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
3640 * layout.cc (Layout::layout_eh_frame): Likewise.
3642 2011-06-29 Ian Lance Taylor <iant@google.com>
3645 * layout.cc (Layout::symtab_section_shndx): New function.
3646 * layout.h (class Layout): Declare symtab_section_shndx.
3647 * output.cc (Output_section::write_header): Call it.
3649 2011-06-29 Ian Lance Taylor <iant@google.com>
3652 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
3653 symbols which are not used in a relocation.
3655 2011-06-28 Ian Lance Taylor <iant@google.com>
3658 * layout.cc (Layout::segment_precedes): Don't crash if a linker
3659 script create indistinguishable segments.
3660 (Layout::set_segment_offsets): Use stable_sort when sorting
3661 segments. Pass this to Compare_segments constructor.
3662 * layout.h (class Layout): Make segment_precedes non-static.
3663 (class Compare_segments): Change from struct to class. Add
3664 layout_ field. Add constructor.
3665 * script-sections.cc
3666 (Script_sections::attach_sections_using_phdrs_clause): Rename
3667 local orphan to is_orphan. Don't report failure to put empty
3668 section in segment. On attachment failure, report name of
3669 section, and attach to first PT_LOAD segment.
3671 2011-06-28 Ian Lance Taylor <iant@google.com>
3674 * target-select.cc (Target_selector::Target_selector): Add
3675 emulation parameter. Change all callers.
3676 (select_target_by_bfd_name): Rename from select_target_by_name.
3678 (select_target_by_emulation): New function.
3679 (supported_emulation_names): New function.
3680 * target-select.h (class Target_selector): Add emulation_ field.
3681 Update declarations.
3682 (Target_selector::recognize_by_bfd_name): Rename from
3683 recognize_by_name. Change all callers.
3684 (Target_selector::supported_bfd_names): Rename from
3685 supported_names. Change all callers.
3686 (Target_selector::recognize_by_emulation): New function.
3687 (Target_selector::supported_emulations): New function.
3688 (Target_selector::emulation): New function.
3689 (Target_selector::do_recognize_by_bfd_name): Rename from
3690 do_recognize_by_name. Change all callers.
3691 (Target_selector::do_supported_bfd_names): Rename from
3692 do_supported_names. Change all callers.
3693 (Target_selector::do_recognize_by_emulation): New function.
3694 (Target_selector::do_supported_emulations): New function.
3695 (select_target_by_bfd_name): Change name in declaration.
3696 (select_target_by_emulation): Declare.
3697 (supported_emulation_names): Declare.
3698 * parameters.cc (parameters_force_valid_target): Try to find
3699 target based on emulation from -m option.
3700 * options.h (class General_options): Change doc string for -m.
3701 * options.cc (help): Print emulations.
3702 (General_options::parse_V): Likewise.
3703 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
3704 Add emulation parameter. Change all callers.
3706 2011-06-28 Ian Lance Taylor <iant@google.com>
3708 * target.h (class Target): Add osabi_ field.
3709 (Target::osabi): New function.
3710 (Target::set_osabi): New function.
3711 (Target::Target): Initialize osabi_.
3712 (Target::do_adjust_elf_header): Make pure virtual.
3713 (Sized_target::do_adjust_elf_header): Declare.
3714 * target.cc (Sized_target::do_adjust_elf_header): New function.
3715 (class Sized_target): Instantiate all versions.
3716 * freebsd.h (class Target_freebsd): Remove.
3717 (Target_selector_freebsd::do_recognize): Call set_osabi on
3719 (Target_selector_freebsd::do_recognize_by_name): Likewise.
3720 (Target_selector_freebsd::set_osabi): Remove.
3721 * i386.cc (class Target_i386): Inherit from Sized_target rather
3722 than Target_freebsd.
3723 * x86_64.cc (class Target_x86_64): Likewise.
3725 2011-06-28 Ian Lance Taylor <iant@google.com>
3727 * target.h (Target::can_check_for_function_pointers): Rewrite.
3729 (Target::can_icf_inline_merge_sections): Likewise.
3730 (Target::section_may_have_icf_unsafe_poineters): Likewise.
3731 (Target::Target_info): Add can_icf_inline_merge_sections field.
3732 (Target::do_can_check_for_function_pointers): New virtual
3734 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
3735 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
3736 from can_check_for_function_pointers, move in file.
3737 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
3738 section_may_have_icf_unsafe_poineters, move in file.
3739 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
3740 * i386.cc (Target_i386::do_can_check_for_function_pointers):
3741 Rename from can_check_for_function_pointers, move in file.
3742 (Target_i386::can_icf_inline_merge_sections): Remove.
3743 (Target_i386::i386_info): Initialize
3744 can_icf_inline_merge_sections.
3745 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3746 Initialize can_icf_inline_merge_sections.
3747 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
3748 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
3749 Rename from can_check_for_function_pointers, move in file.
3750 (Target_x86_64::can_icf_inline_merge_sections): Remove.
3751 (Target_x86_64::x86_64_info): Initialize
3752 can_icf_inline_merge_sections.
3753 * testsuite/testfile.cc (Target_test::test_target_info):
3755 * icf.cc (get_section_contents): Correct formatting.
3757 2011-06-27 Ian Lance Taylor <iant@google.com>
3759 * symtab.cc (Symbol::versioned_name): New function.
3760 (Symbol_table::add_to_final_symtab): Use versioned_name when
3762 (Symbol_table::sized_write_symbol): Likewise.
3763 * symtab.h (class Symbol): Declare versioned_name.
3764 * stringpool.h (class Stringpool_template): Add variant of add
3765 which takes a std::basic_string.
3766 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
3767 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
3768 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
3769 (ver_test_12.o): New target.
3770 * testsuite/Makefile.in: Rebuild.
3772 2011-06-27 Doug Kwan <dougkwan@google.com>
3774 * arm.cc (Arm_relocate_functions::thm_jump8,
3775 Arm_relocate_functions::thm_jump11): Use a wider signed
3776 type to compute offset.
3777 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
3779 * testsuite/Makefile.in: Regenerate.
3780 * testsuite/arm_branch_in_range.sh: Check test results of
3781 arm_thm_jump11 and arm_thm_jump8.
3782 * testsuite/arm_thm_jump11.s: New test source file.
3783 * testsuite/arm_thm_jump11.t: New linker script.
3784 * testsuite/arm_thm_jump8.s: New test source file.
3785 * testsuite/arm_thm_jump8.t: New linker script.
3787 2011-06-24 Ian Lance Taylor <iant@google.com>
3789 * layout.cc: Include "object.h".
3790 (ctors_sections_in_init_array): New static variable.
3791 (Layout::is_ctors_in_init_array): New function.
3792 (Layout::layout): Add entry to ctors_sections_in_init_array if
3794 * layout.h (class Layout): Declare is_ctors_in_init_array.
3795 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
3796 is_ctors_reverse_view is set.
3797 (Sized_relobj_file::write_sections): Add layout parameter. Change
3798 all callers. Set is_ctors_reverse_view field of View_size.
3799 (Sized_relobj_file::reverse_words): New function.
3800 * object.h (Sized_relobj_file::View_size): Add
3801 is_ctors_reverse_view field.
3802 (class Sized_relobj_file): Update declarations.
3803 * testsuite/initpri3.c: New test.
3804 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
3806 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
3807 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
3808 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
3809 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
3810 * testsuite/Makefile.in: Rebuild.
3812 2011-06-24 Cary Coutant <ccoutant@google.com>
3814 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
3815 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
3816 (debug_msg_cdebug.err): New targets.
3817 * testsuite/Makefile.in: Regenerate.
3818 * testsuite/debug_msg.sh: Check output of link with compressed debug.
3819 Fix checks for link with shared library.
3821 2011-06-24 Doug Kwan <dougkwan@google.com>
3823 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
3824 skip empty text sections.
3825 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
3827 2011-06-22 Ian Lance Taylor <iant@google.com>
3830 * options.h (class General_options): Add --ctors-in-init-array.
3831 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
3832 friends as SHT_PROGBITS for merging sections.
3833 (Layout::layout): Remove special handling of .init_array and
3834 friends. Don't sort if doing relocatable link. Sort for .ctors
3835 and .dtors if ctors_in_init_array.
3836 (Layout::make_output_section): Force correct section types for
3837 .init_array and friends. Don't sort if doing relocatable link,
3838 Don't sort .ctors and .dtors if ctors_in_init_array.
3839 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
3840 (Layout::output_section_name): Add relobj parameter. Change all
3841 callers. Handle .ctors. and .dtors. in code rather than table.
3842 Handle .ctors and .dtors if ctors_in_init_array.
3843 (Layout::match_file_name): New function, moved from output.cc.
3844 * layout.h (class Layout): Update declarations.
3845 * output.cc: Include "layout.h".
3846 (Input_section_sort_entry::get_priority): New function.
3847 (Input_section_sort_entry::match_file_name): Just call
3848 Layout::match_file_name.
3849 (Output_section::Input_section_sort_init_fini_compare::operator()):
3850 Handle .ctors and .dtors. Sort by explicit priority rather than
3852 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
3853 * testsuite/initpri2.c: New test.
3854 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
3855 (check_PROGRAMS): Add initpri2.
3856 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
3857 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
3858 * configure, testsuite/Makefile.in: Rebuild.
3860 2011-06-19 Ian Lance Taylor <iant@google.com>
3863 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
3864 .interp section to a PT_INTERP segment even if we have seen a
3865 --dynamic-linker option. Don't do it if we have seen a PHDRS
3866 clause in a linker script.
3867 (Layout::finalize): Don't create a .interp section if we've
3868 already create a PT_INTERP segment.
3869 (Layout::create_interp): Always call choose_output_section (revert
3870 patch of 2011-06-17). Don't create PT_INTERP segment.
3871 * script-sections.cc
3872 (Script_sections::create_note_and_tls_segments): Add a .interp
3873 section to a PT_INTERP segment even if we have seen a
3874 --dynamic-linker option.
3876 2011-06-18 Ian Lance Taylor <iant@google.com>
3878 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
3879 merely because a non-PT_LOAD segment has a dynamic reloc.
3881 2011-06-18 Ian Lance Taylor <iant@google.com>
3883 * layout.cc (Layout::finish_dynamic_section): Don't create
3884 DT_FLAGS entry if not needed.
3886 2011-06-18 Ian Lance Taylor <iant@google.com>
3889 * layout.cc (Layout::layout_eh_frame): Correct handling of
3890 writable .eh_frame section.
3892 2011-06-17 Ian Lance Taylor <iant@google.com>
3895 * resolve.cc (Symbol_table::resolve): Don't give an error if a
3896 symbol is redefined with the exact same object and value.
3898 2011-06-17 Ian Lance Taylor <iant@google.com>
3901 * layout.h (class Layout): Add interp_segment_ field.
3902 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
3903 (Layout::attach_allocated_section_to_segment): If making shared
3904 library, put .interp section in PT_INTERP segment.
3905 (Layout::finalize): Also call create_interp if -dynamic-linker
3907 (Layout::create_interp): Assert that there is no PT_INTERP
3908 segment. If not using a SECTIONS clause, use make_output_section.
3909 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
3910 * script-sections.cc
3911 (Script_sections::create_note_and_tls_segments): If making shared
3912 library, put .interp section in PT_INTERP segment.
3914 2011-06-17 Ian Lance Taylor <iant@google.com>
3916 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
3917 when making a shared library.
3919 2011-06-17 Ian Lance Taylor <iant@google.com>
3921 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
3922 parameter. Change all callers. Don't issue warning about PC32
3923 against locally defined symbol.
3925 2011-06-16 Ian Lance Taylor <iant@google.com>
3927 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
3928 occurs in same object.
3930 2011-06-14 Alan Modra <amodra@gmail.com>
3932 * po/POTFILES.in: Regenerate.
3934 2011-06-09 Ian Lance Taylor <iant@google.com>
3936 * script-sections.cc
3937 (Orphan_output_section::set_section_addresses): For a relocatable
3938 link set address to 0.
3940 2011-06-09 Cary Coutant <ccoutant@google.com>
3943 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
3944 used with --compress-debug-sections.
3945 * gold/object.cc (Sized_relobj_file::do_layout): Report
3946 uncompressed size of compressed input sections.
3948 2011-06-08 Cary Coutant <ccoutant@google.com>
3951 * testsuite/two_file_test_2_v1.cc: Change initialization of
3952 v2 to keep it in .data.
3954 2011-06-07 Cary Coutant <ccoutant@google.com>
3956 * common.cc (Symbol_table::do_allocate_commons_list): Call
3958 * errors.cc (Errors::fatal): Adjust call to gold_exit.
3959 (Errors::fallback): New function.
3960 (gold_fallback): New function.
3961 * errors.h (Errors::fallback): New function.
3962 * gold.cc (gold_exit): Change status parameter to enum; adjust
3964 (queue_initial_tasks): Call gold_fallback.
3965 * gold.h: Include cstdlib.
3966 (Exit_status): New enum type.
3967 (gold_exit): Change status parameter to enum.
3968 (gold_fallback): New function.
3969 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
3970 (Layout::create_symtab_sections): Likewise.
3971 (Layout::create_shdrs): Likewise.
3972 * main.cc (main): Adjust call to gold_exit.
3973 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
3974 (Output_data_got::add_got_entry_pair): Likewise.
3975 (Output_section::add_input_section): Likewise.
3976 (Output_section::add_output_section_data): Likewise.
3977 (Output_segment::set_section_list_addresses): Likewise.
3978 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
3980 2011-06-07 Cary Coutant <ccoutant@google.com>
3982 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
3983 for incremental links.
3984 * output.cc (Output_segment::set_section_list_addresses): Remove
3985 FIXME and test for TLS or BSS.
3987 2011-06-07 Cary Coutant <ccoutant@google.com>
3989 * testsuite/Makefile.am: Add incremental_copy_test,
3990 incremental_common_test_1.
3991 * testsuite/Makefile.in: Regenerate.
3992 * testsuite/common_test_1_v1.c: New source file.
3993 * testsuite/common_test_1_v2.c: New source file.
3994 * testsuite/copy_test_v1.cc: New source file.
3996 2011-06-07 Cary Coutant <ccoutant@google.com>
3998 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
3999 update, allocate common from bss section's free list.
4000 * incremental-dump.cc (dump_incremental_inputs): Print flag for
4001 linker-defined symbols.
4002 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4003 Skip GOT and PLT entries that are no longer referenced.
4004 (Output_section_incremental_inputs::write_info_blocks): Mark
4005 linker-defined symbols.
4006 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
4007 * output.cc (Output_section::allocate): New function.
4008 * output.h (Output_section::allocate): New function.
4009 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
4010 linker-defined symbols.
4011 (Symbol::override_base_with_special): Copy is_predefined_ flag.
4012 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
4013 (Symbol::init_base_output_data): Likewise.
4014 (Symbol::init_base_output_segment): Likewise.
4015 (Symbol::init_base_constant): Likewise.
4016 (Sized_symbol::init_output_data): Likewise.
4017 (Sized_symbol::init_output_segment): Likewise.
4018 (Sized_symbol::init_constant): Likewise.
4019 (Symbol_table::do_define_in_output_data): Likewise.
4020 (Symbol_table::do_define_in_output_segment): Likewise.
4021 (Symbol_table::do_define_as_constant): Likewise.
4022 * symtab.h (Symbol::is_predefined): New function.
4023 (Symbol::init_base_output_data): Add is_predefined parameter.
4024 (Symbol::init_base_output_segment): Likewise.
4025 (Symbol::init_base_constant): Likewise.
4026 (Symbol::is_predefined_): New data member.
4027 (Sized_symbol::init_output_data): Add is_predefined parameter.
4028 (Sized_symbol::init_output_segment): Likewise.
4029 (Sized_symbol::init_constant): Likewise.
4030 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
4032 2011-06-07 Cary Coutant <ccoutant@google.com>
4034 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
4035 instead of emit_copy_reloc.
4036 (Copy_relocs::emit_copy_reloc): Refactor.
4037 (Copy_relocs::make_copy_reloc): New function.
4038 (Copy_relocs::add_copy_reloc): Remove.
4039 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
4041 (Copy_relocs::make_copy_reloc): New function.
4042 (Copy_relocs::add_copy_reloc): Remove.
4043 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
4044 unchanged input files.
4045 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
4046 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
4047 Reserve BSS space for COPY relocations.
4048 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4049 (Output_section_incremental_inputs::write_info_blocks): Record
4050 whether a symbol is copied from a shared object.
4051 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
4052 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
4053 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
4054 (Incremental_input_entry_reader::get_output_symbol_index): Add
4056 (Incremental_binary::emit_copy_relocs): New function.
4057 (Incremental_binary::do_emit_copy_relocs): New function.
4058 (Sized_incremental_binary::Sized_incremental_binary): Initialize
4060 (Sized_incremental_binary::add_copy_reloc): New function.
4061 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4062 (Sized_incremental_binary::Copy_reloc): New struct.
4063 (Sized_incremental_binary::Copy_relocs): New typedef.
4064 (Sized_incremental_binary::copy_relocs_): New data member.
4065 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
4066 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
4067 * target.h (Sized_target::emit_copy_reloc): New function.
4068 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
4070 2011-06-02 Cary Coutant <ccoutant@google.com>
4073 * gold/archive.cc (Archive::Archive): Initialize new data member.
4074 (Archive::include_all_members): Return if archive has already been
4076 * gold/archive.h (Archive::include_all_members_): New data member.
4078 2011-06-02 Nick Clifton <nickc@redhat.com>
4080 * dynobj.h: Fix spelling mistake in comment.
4081 * output.cc: Likewise.
4083 2011-05-31 Doug Kwan <dougkwan@google.com>
4087 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
4088 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
4089 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
4090 redundant arm_exidx_test.so.
4091 * testsuite/Makefile.in: Regenerate.
4092 (check_SCRIPTS): Add pr12826.sh
4093 (check_DATA): Add pr12826.stdout
4094 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
4095 * testsuite/pr12826.sh: New file.
4096 * testsuite/pr12826_1.s: Ditto.
4097 * testsuite/pr12826_1.s: Ditto.
4099 2011-05-30 Ian Lance Taylor <iant@google.com>
4101 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
4104 2011-05-29 Ian Lance Taylor <iant@google.com>
4107 * testsuite/Makefile.am: Use different file name for two_file_test
4108 temporary file for each incremental test.
4109 * testsuite/Makefile.in: Rebuild.
4111 2011-05-29 Ian Lance Taylor <iant@google.com>
4113 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
4114 binary input file is empty.
4116 2011-05-27 Ian Lance Taylor <iant@google.com>
4118 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
4119 (ver_test_9.so): Likewise.
4120 * testsuite/Makefile.in: Rebuild.
4122 2011-05-26 Cary Coutant <ccoutant@google.com>
4124 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
4125 * incremental.cc (Incremental_inputs::report_input_section): Fix
4126 comment, indentation.
4127 (Incremental_inputs::report_comdat_group): New function.
4128 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4129 of data for incremental input file entry.
4130 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
4131 group count, COMDAT group signatures.
4132 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
4133 an unchanged input file.
4134 * incremental.h (Incremental_object_entry::Incremental_object_entry):
4135 Initialize new data member.
4136 (Incremental_object_entry::add_comdat_group): New function.
4137 (Incremental_object_entry::get_comdat_group_count): New function.
4138 (Incremental_object_entry::get_comdat_signature_key): New function.
4139 (Incremental_object_entry::groups_): New data member.
4140 (Incremental_inputs::report_comdat_group): New function.
4141 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
4142 data for incremental input file entry.
4143 (Incremental_input_entry_reader::get_comdat_group_count): New function.
4144 (Incremental_input_entry_reader::get_input_section): Adjust size of
4145 data for incremental input file entry.
4146 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
4147 (Incremental_input_entry_reader::get_comdat_group_signature): New
4149 * object.cc (Sized_relobj::include_section_group): Report kept
4150 COMDAT groups for incremental links.
4152 2011-05-24 David Meyer <pdox@google.com>
4154 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
4155 with name parameter. Add found_name parameter.
4156 * fileread.cc (Input_file::find_file): Adjust code accordingly.
4157 * dirsearch.h (class Dirsearch): Update declaration.
4159 2011-05-24 Ian Lance Taylor <iant@google.com>
4161 * archive.cc (Library_base::should_include_member): Pull in object
4162 from archive if it defines the entry symbol.
4163 * parameters.cc (Parameters::entry): New function.
4164 * parameters.h (class Parameters): Declare entry.
4165 * output.h (class Output_file_header): Remove entry_ field.
4166 * output.cc (Output_file_header::Output_file_header): Remove entry
4167 parameter. Change all callers.
4168 (Output_file_header::entry): Use parameters->entry.
4169 * gold.cc (queue_middle_tasks): Likewise.
4170 * plugin.cc (Plugin_hook::run): Likewise.
4172 2011-05-24 Cary Coutant <ccoutant@google.com>
4174 * gold.cc (queue_initial_tasks): Pass incremental base filename
4175 to Output_file::open_base_file; don't print error message.
4176 * incremental-dump.cc (main): Adjust call to
4177 Output_file::open_for_modification.
4178 * incremental-dump.cc (main): Likewise.
4179 * incremental.cc (Incremental_inputs::report_command_line):
4180 Ignore --incremental-base option when comparing command lines.
4181 Ignore parameter when given as separate argument.
4182 * options.h (class General_options): Add --incremental-base.
4183 * output.cc (Output_file::Output_file):
4184 (Output_file::open_base_file): Add base_name and writable parameters;
4185 read base file into new file; print error message here.
4186 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4188 * output.h (Output_file::open_for_modification): Rename to...
4189 (Output_file::open_base_file): ...this; add base_name and
4190 writable parameters; adjust all callers.
4191 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4193 * testsuite/Makefile.am (incremental_test_4): Test
4195 * testsuite/Makefile.in: Regenerate.
4197 2011-05-24 Cary Coutant <ccoutant@google.com>
4199 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
4201 * testsuite/Makefile.in: Regenerate.
4202 * testsuite/two_file_test_1_v1.cc: New test source file.
4203 * testsuite/two_file_test_1b_v1.cc: New test source file.
4204 * testsuite/two_file_test_2_v1.cc: New test source file.
4206 2011-05-24 Cary Coutant <ccoutant@google.com>
4208 * dynobj.h (Dynobj::do_dynobj): New function.
4209 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
4210 flag and soname for shared objects.
4211 * incremental.cc (Incremental_inputs::report_object): Make
4212 either Incremental_object_entry or Incremental_dynobj_entry; add
4213 soname to string table.
4214 (Incremental_inputs::report_input_section): Add assertion.
4215 (Output_section_incremental_inputs::set_final_data_size): Adjust
4216 type of input file entry for shared libraries; adjust size of
4217 shared library info entry.
4218 (Output_section_incremental_inputs::write_input_files): Write
4219 as_needed flag for shared libraries.
4220 (Output_section_incremental_inputs::write_info_blocks): Adjust type
4221 of input file entry for shared libraries; write soname.
4222 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
4223 soname from incremental info.
4224 * incremental.h (enum Incremental_input_flags): Add
4225 INCREMENTAL_INPUT_AS_NEEDED.
4226 (Incremental_input_entry::Incremental_input_entry): Initialize new
4228 (Incremental_input_entry::set_as_needed): New function.
4229 (Incremental_input_entry::as_needed): New function.
4230 (Incremental_input_entry::do_dynobj_entry): New function.
4231 (Incremental_input_entry::as_needed_): New data member.
4232 (Incremental_object_entry::Incremental_object_entry): Don't check
4234 (Incremental_object_entry::do_type): Likewise.
4235 (class Incremental_dynobj_entry): New class.
4236 (Incremental_input_entry_reader::as_needed): New function.
4237 (Incremental_input_entry_reader::get_soname): New function.
4238 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
4239 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
4240 size of shared library info entry.
4241 * layout.cc (Layout::finish_dynamic_section): Don't test for
4242 incremental link when adding DT_NEEDED entries.
4243 * object.h (Object::Object): Initialize new data member.
4244 (Object::dynobj): New function.
4245 (Object::set_as_needed): New function.
4246 (Object::as_needed): New function.
4247 (Object::do_dynobj): New function.
4248 (Object::as_needed_): New data member.
4250 2011-05-24 Cary Coutant <ccoutant@google.com>
4252 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
4253 info; adjust display of GOT entries.
4254 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
4255 vector of input objects; remove file_status_.
4256 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
4257 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
4258 got_plt reader; call target hooks to reserve GOT entries.
4259 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4260 of input file info header and GOT info entry.
4261 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
4263 (Got_plt_view_info::got_descriptor): Remove.
4264 (Got_plt_view_info::sym_index): New data member.
4265 (Got_plt_view_info::input_index): New data member.
4266 (Local_got_offset_visitor::visit): Write input file index.
4267 (Global_got_offset_visitor::visit): Write 0 for input file index.
4268 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
4269 with sym_index and input_index.
4270 (Output_section_incremental_inputs::write_got_plt): Adjust size of
4271 incremental info GOT entry; replace got_descriptor with input_index.
4272 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
4273 map from input file index to object.
4274 (Sized_relobj_incr::do_layout): Replace direct data member reference
4275 with accessor function.
4276 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
4277 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
4278 Adjust size of input file info header.
4279 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
4280 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
4281 (Incremental_input_entry_reader::get_input_section): Adjust size of
4282 input file info header.
4283 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
4284 of incremental info GOT entry.
4285 (Incremental_got_plt_reader::get_got_desc): Remove.
4286 (Incremental_got_plt_reader::get_got_symndx): New function.
4287 (Incremental_got_plt_reader::get_got_input_index): New function.
4288 (Sized_incremental_binary::Sized_incremental_binary): Remove
4289 file_status_; add input_objects_.
4290 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
4291 (Sized_incremental_binary::set_file_is_unchanged): Remove.
4292 (Sized_incremental_binary::file_is_unchanged): Remove.
4293 (Sized_incremental_binary::set_input_object): New function.
4294 (Sized_incremental_binary::input_object): New function.
4295 (Sized_incremental_binary::file_status_): Remove.
4296 (Sized_incremental_binary::input_objects_): New data member.
4297 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
4299 (Sized_relobj_incr::invalid_address): Move to base class.
4300 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
4302 (Sized_relobj_incr::do_output_section_offset): Likewise.
4303 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
4304 (Sized_relobj_incr::section_offsets_): Likewise.
4305 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
4307 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
4308 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
4309 with accessor function.
4310 (Sized_relobj_file::do_layout): Likewise.
4311 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
4312 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
4313 (Sized_relobj_file::compute_final_local_value): Replace refs to
4314 section_offsets_ with accessor function.
4315 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
4316 * object.h (Relobj::Relobj): Initialize new data members.
4317 (Relobj::add_dyn_reloc): New function.
4318 (Relobj::first_dyn_reloc): New function.
4319 (Relobj::dyn_reloc_count): New function.
4320 (Relobj::first_dyn_reloc_): New data member.
4321 (Relobj::dyn_reloc_count_): New data member.
4322 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
4324 (Sized_relobj::Address): New typedef.
4325 (Sized_relobj::invalid_address): Move here from child class.
4326 (Sized_relobj::Sized_relobj): Initialize new data members.
4327 (Sized_relobj::sized_relobj): New function.
4328 (Sized_relobj::is_output_section_offset_invalid): Move here from
4330 (Sized_relobj::get_output_section_offset): Likewise.
4331 (Sized_relobj::local_has_got_offset): Likewise.
4332 (Sized_relobj::local_got_offset): Likewise.
4333 (Sized_relobj::set_local_got_offset): Likewise.
4334 (Sized_relobj::do_for_all_local_got_entries): Likewise.
4335 (Sized_relobj::clear_got_offsets): New function.
4336 (Sized_relobj::section_offsets): Move here from child class.
4337 (Sized_relobj::do_output_section_offset): Likewise.
4338 (Sized_relobj::do_set_section_offset): Likewise.
4339 (Sized_relobj::Local_got_offsets): Likewise.
4340 (Sized_relobj::local_got_offsets_): Likewise.
4341 (Sized_relobj::section_offsets_): Likewise.
4342 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
4344 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
4346 (Sized_relobj_file::sized_relobj): New function
4347 (Sized_relobj_file::local_has_got_offset): Move to base class.
4348 (Sized_relobj_file::local_got_offset): Likewise.
4349 (Sized_relobj_file::set_local_got_offset): Likewise.
4350 (Sized_relobj_file::get_output_section_offset): Likewise.
4351 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
4352 (Sized_relobj_file::do_output_section_offset): Likewise.
4353 (Sized_relobj_file::do_set_section_offset): Likewise.
4354 (Sized_relobj_file::Local_got_offsets): Likewise.
4355 (Sized_relobj_file::local_got_offsets_): Likewise.
4356 (Sized_relobj_file::section_offsets_): Likewise.
4357 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
4359 (set_needs_dynsym_index): Convert relobj to derived class pointer.
4360 (Output_reloc::get_symbol_index): Likewise.
4361 (Output_reloc::local_section_offset): Likewise.
4362 (Output_reloc::get_address): Likewise.
4363 (Output_reloc::symbol_value): Likewise.
4364 (Output_data_got::reserve_slot): Move to class definition.
4365 (Output_data_got::reserve_local): New function.
4366 (Output_data_got::reserve_slot_for_global): Remove.
4367 (Output_data_got::reserve_global): New function.
4368 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
4369 (all constructors, two instantiations).
4370 (Output_reloc::get_relobj): New function (two instantiations).
4371 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
4372 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
4373 (Output_data_reloc::add_global): Adjust type of relobj.
4374 (Output_data_reloc::add_global_relative): Likewise.
4375 (Output_data_reloc::add_symbolless_global_addend): Likewise.
4376 (Output_data_reloc::add_local): Likewise.
4377 (Output_data_reloc::add_local_relative): Likewise.
4378 (Output_data_reloc::add_symbolless_local_addend): Likewise.
4379 (Output_data_reloc::add_local_section): Likewise.
4380 (Output_data_reloc::add_output_section): Likewise.
4381 (Output_data_reloc::add_absolute): Likewise.
4382 (Output_data_reloc::add_target_specific): Likewise.
4383 (Output_data_got::reserve_slot): Move definition here.
4384 (Output_data_got::reserve_local): New function.
4385 (Output_data_got::reserve_global): New function.
4386 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
4387 section_offsets_ with accessor function.
4388 (Sized_relobj_file::write_sections): Likewise.
4389 (Sized_relobj_file::do_relocate_sections): Likewise.
4390 * target.h (Sized_target::reserve_local_got_entry): New function.
4391 (Sized_target::reserve_global_got_entry): New function.
4392 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
4393 (Target_x86_64::reserve_global_got_entry): New function.
4394 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
4396 2011-05-23 Cary Coutant <ccoutant@google.com>
4398 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
4399 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
4400 bit when checking got_type.
4401 * incremental.cc (Sized_incremental_binary::setup_readers):
4402 Store symbol table and string table locations; initialize bit vector
4403 of file status flags.
4404 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
4406 (Sized_incremental_binary::do_process_got_plt): New function.
4407 (Sized_incremental_binary::get_symtab_view): Use stored locations.
4408 (Output_section_incremental_inputs::set_final_data_size): Record
4409 file index for each input file.
4410 (Output_section_incremental_inputs::write_got_plt): Store file index
4411 instead of input entry offset for each GOT entry.
4413 (Incremental_input_entry::Incremental_input_entry): Initialize new
4415 (Incremental_input_entry::set_offset): Store file index.
4416 (Incremental_input_entry::get_file_index): New function.
4417 (Incremental_input_entry::file_index_): New data member.
4418 (Incremental_binary::process_got_plt): New function.
4419 (Incremental_binary::do_process_got_plt): New function.
4420 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
4422 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
4423 (Sized_incremental_binary::set_file_is_unchanged): New function.
4424 (Sized_incremental_binary::file_is_unchanged): New function.
4425 (Sized_incremental_binary::do_process_got_plt): New function.
4426 (Sized_incremental_binary::file_status_): New data member.
4427 (Sized_incremental_binary::main_symtab_loc_): New data member.
4428 (Sized_incremental_binary::main_strtab_loc_): New data member.
4429 * output.cc (Output_data_got::Got_entry::write): Add case
4431 (Output_data_got::add_global): Call add_got_entry.
4432 (Output_data_got::add_global_plt): Likewise.
4433 (Output_data_got::add_global_with_rel): Likewise.
4434 (Output_data_got::add_global_with_rela): Likewise.
4435 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
4436 (Output_data_got::add_global_pair_with_rela): Likewise.
4437 (Output_data_got::add_local): Call add_got_entry.
4438 (Output_data_got::add_local_plt): Likewise.
4439 (Output_data_got::add_local_with_rel): Likewise.
4440 (Output_data_got::add_local_with_rela): Likewise.
4441 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
4442 (Output_data_got::add_local_pair_with_rela): Likewise.
4443 (Output_data_got::reserve_slot): New function.
4444 (Output_data_got::reserve_slot_for_global): New function.
4445 (Output_data_got::add_got_entry): New function.
4446 (Output_data_got::add_got_entry_pair): New function.
4447 (Output_section::add_output_section_data): Edit FIXME.
4449 (Output_section_data_build::Output_section_data_build): New
4450 constructor with size parameter.
4451 (Output_data_space::Output_data_space): Likewise.
4452 (Output_data_got::Output_data_got): Initialize new data member; new
4453 constructor with size parameter.
4454 (Output_data_got::add_constant): Call add_got_entry.
4455 (Output_data_got::reserve_slot): New function.
4456 (Output_data_got::reserve_slot_for_global): New function.
4457 (class Output_data_got::Got_entry): Add RESERVED_CODE.
4458 (Output_data_got::add_got_entry): New function.
4459 (Output_data_got::add_got_entry_pair): New function.
4460 (Output_data_got::free_list_): New data member.
4461 * target.h (Sized_target::init_got_plt_for_update): New function.
4462 (Sized_target::register_global_plt_entry): New function.
4463 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
4464 Initialize new data member; call init; add constructor with PLT count.
4465 (Output_data_plt_x86_64::init): New function.
4466 (Output_data_plt_x86_64::add_relocation): New function.
4467 (Output_data_plt_x86_64::reserve_slot): New function.
4468 (Output_data_plt_x86_64::free_list_): New data member.
4469 (Target_x86_64::init_got_plt_for_update): New function.
4470 (Target_x86_64::register_global_plt_entry): New function.
4471 (Output_data_plt_x86_64::add_entry): Allocate from free list for
4472 incremental updates.
4473 (Output_data_plt_x86_64::add_relocation): New function.
4474 * testsuite/object_unittest.cc (Object_test): Set default options.
4476 2011-05-16 Ian Lance Taylor <iant@google.com>
4478 * options.h (class General_options): Make -i a synonym for -r.
4480 2011-05-16 Ian Lance Taylor <iant@google.com>
4482 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
4484 2011-05-10 Cary Coutant <ccoutant@google.com>
4486 * object.cc (Sized_relobj::do_count_local_symbols): Check for
4489 2011-05-06 Ian Lance Taylor <iant@google.com>
4491 * layout.cc (Layout::layout): If the output section flags change,
4492 update the ordering.
4494 2011-04-25 Cary Coutant <ccoutant@google.com>
4496 * incremental-dump.cc (dump_incremental_inputs): Print local
4497 symbol info for each input file.
4499 (Output_section_incremental_inputs::set_final_data_size): Add local
4500 symbol info to input file entries in incremental info.
4501 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4502 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
4503 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
4504 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
4506 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
4507 (Sized_incr_relobj::do_relocate): Write the local symbols.
4508 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
4509 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
4510 Adjust size of input file header.
4511 (Incremental_inputs_reader::get_local_symbol_offset): New function.
4512 (Incremental_inputs_reader::get_local_symbol_count): New function.
4513 (Incremental_inputs_reader::get_input_section): Adjust size of input
4515 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
4516 (Sized_incr_relobj::This): New typedef.
4517 (Sized_incr_relobj::sym_size): New const data member.
4518 (Sized_incr_relobj::Local_symbol): New struct.
4519 (Sized_incr_relobj::do_output_local_symbol_count): New function.
4520 (Sized_incr_relobj::do_local_symbol_offset): New function.
4521 (Sized_incr_relobj::local_symbol_count_): New data member.
4522 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
4523 (Sized_incr_relobj::local_symbol_index_): New data member.
4524 (Sized_incr_relobj::local_symbol_offset_): New data member.
4525 (Sized_incr_relobj::local_dynsym_offset_): New data member.
4526 (Sized_incr_relobj::local_symbols_): New data member.
4527 * object.h (Relobj::output_local_symbol_count): New function.
4528 (Relobj::local_symbol_offset): New function.
4529 (Relobj::do_output_local_symbol_count): New function.
4530 (Relobj::do_local_symbol_offset): New function.
4531 (Sized_relobj::do_output_local_symbol_count): New function.
4532 (Sized_relobj::do_local_symbol_offset): New function.
4534 2011-04-22 Vladimir Simonov <sv@sw.ru>
4536 * descriptors.cc (set_close_on_exec): New function.
4537 (Descriptors::open): Use set_close_on_exec.
4538 * output.cc (S_ISLNK): Define if not defined.
4540 2011-04-22 Cary Coutant <ccoutant@google.com>
4542 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
4544 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
4545 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
4546 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
4548 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
4549 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
4550 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
4552 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
4554 (Incremental_binary::apply_incremental_relocs): New function.
4555 (Incremental_binary::do_apply_incremental_relocs): New function.
4556 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
4558 (Sized_incremental_binary::add_global_symbol): New function.
4559 (Sized_incremental_binary::global_symbol): New function.
4560 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
4561 (Sized_incremental_binary::symbol_map_): New data member.
4562 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
4563 * target.h (Sized_target::apply_relocation): New function.
4564 * target-reloc.h (apply_relocation): New function.
4565 * x86_64.cc (Target_x86_64::apply_relocation): New function.
4567 2011-04-22 Doug Kwan <dougkwan@google.com>
4569 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
4570 flag of a SHT_ARM_EXIDX section.
4571 * testsuite/Makefile.am (arm_exidx_test): New test rules.
4572 * testsuite/Makefile.in: Regenerate.
4573 * testsuite/arm_exidx_test.s: New file.
4574 * testsuite/arm_exidx_test.sh: Same.
4576 2011-04-20 Cary Coutant <ccoutant@google.com>
4579 * archive.h (Incremental_archive_entry::Archive_member):
4580 Initialize arg_serial_ (second constructor).
4582 2011-04-17 Ian Lance Taylor <iant@google.com>
4584 * object.cc (Relocate_info::location): Simplify location string.
4585 * errors.cc (Errors::error_at_location): Don't print program
4587 (Errors::warning_at_location): Likewise.
4588 (Errors::undefined_symbol): Likewise.
4589 * testsuite/debug_msg.sh: Update accordingly.
4591 2011-04-14 Cary Coutant <ccoutant@google.com>
4593 * gold/layout.cc (Layout::symtab_section_offset): New function.
4594 * gold/layout.h (Layout::symtab_section_offset): New function.
4595 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
4597 2011-04-12 Ian Lance Taylor <iant@google.com>
4599 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
4600 with MREMAP_MAYMOVE.
4601 * output.h (class Output_file): Add map_is_allocated_ field.
4602 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
4603 not available, provide stubs. If mremap is not available, #define
4605 (MREMAP_MAYMOVE): Define if not defined.
4606 (Output_file::Output_file): Initialize map_is_allocated_.
4607 (Output_file::resize): Check map_is_allocated_.
4608 (Output_file::map_anonymous): If mmap fails, use malloc.
4609 (Output_file::unmap): Don't do anything for an anonymous map.
4610 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
4611 is not available, provide stubs.
4612 (File_read::View::~View): Use free rather than delete[].
4613 (File_read::make_view): Use malloc rather than new[]. If mmap
4615 (File_read::find_or_make_view): Use malloc rather than new[].
4616 * gold.h: Remove HAVE_REMAP code.
4617 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
4618 exists. Rename mremap to gold_mremap. If mmap is not available
4620 * configure, config.in: Rebuild.
4622 2011-04-11 Ian Lance Taylor <iant@google.com>
4624 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
4625 initialize local variable v.
4627 2011-04-11 Cary Coutant <ccoutant@google.com>
4629 * archive.cc (Archive::include_member): Adjust call to
4631 (Add_archive_symbols::run): Track argument serial numbers.
4632 (Lib_group::include_member): Likewise.
4633 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
4634 * archive.h (Incremental_archive_entry::Archive_member):
4635 Initialize arg_serial_.
4636 (Archive_member::arg_serial_): New data member.
4637 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
4638 (Sized_dynobj::do_add_symbols): Track symbols when doing an
4640 (Sized_dynobj::do_for_all_local_got_entries): New function.
4641 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
4643 * fileread.cc (get_mtime): New function.
4644 * fileread.h (get_mtime): New function.
4645 * gold.cc (queue_initial_tasks): Check for incremental update.
4646 (process_incremental_input): New function.
4647 (queue_middle_tasks): Don't force valid target for incremental
4649 * incremental-dump.cc (find_input_containing_global): Adjust
4650 size of symbol info entry.
4651 (dump_incremental_inputs): Dump argument serial number and
4652 in_system_directory flag; bias shndx by 1; print symbol names
4653 when dumping per-file symbol lists; use new symbol info readers.
4655 (Output_section_incremental_inputs:update_data_size): New function.
4656 (Sized_incremental_binary::setup_readers): Setup input readers
4657 for each input file; build maps for files added from libraries
4659 (Sized_incremental_binary::check_input_args): New function.
4660 (Sized_incremental_binary::do_check_inputs): Build map of argument
4661 serial numbers to input arguments.
4662 (Sized_incremental_binary::do_file_has_changed): Rename
4663 do_file_is_unchanged to this; compare file modification times.
4664 (Sized_incremental_binary::do_init_layout): New function.
4665 (Sized_incremental_binary::do_reserve_layout): New function.
4666 (Sized_incremental_binary::do_get_input_reader): Remove.
4667 (Sized_incremental_binary::get_symtab_view): New function.
4668 (Incremental_checker::can_incrementally_link_output_file): Remove.
4669 (Incremental_inputs::report_command_line): Exclude --debug options.
4670 (Incremental_inputs::report_archive_begin): Add parameter; track
4671 argument serial numbers; don't put input file entry for archive
4672 before archive members.
4673 (Incremental_inputs::report_archive_end): Put input file entry
4674 for archive after archive members.
4675 (Incremental_inputs::report_object): Add parameter; track argument
4676 serial numbers and in_system_directory flag.
4677 (Incremental_inputs::report_script): Add parameter; track argument
4679 (Output_section_incremental_inputs::set_final_data_size): Adjust
4680 size of symbol info entry; check for forwarding symbols.
4681 (Output_section_incremental_inputs::write_input_files): Write
4682 in_system_directory flag and argument serial number.
4683 (Output_section_incremental_inputs::write_info_blocks): Map section
4684 indices between incremental info and original input file; store
4685 input section index for each symbol.
4686 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
4687 change operator() to visit().
4688 (class Global_got_offset_visitor): Likewise.
4689 (class Global_symbol_visitor_got_plt):
4690 (Output_section_incremental_inputs::write_got_plt): Use new visitor
4692 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
4693 (Sized_incr_relobj::do_read_symbols): New function.
4694 (Sized_incr_relobj::do_layout): New function.
4695 (Sized_incr_relobj::do_layout_deferred_sections): New function.
4696 (Sized_incr_relobj::do_add_symbols): New function.
4697 (Sized_incr_relobj::do_should_include_member): New function.
4698 (Sized_incr_relobj::do_for_all_global_symbols): New function.
4699 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
4700 (Sized_incr_relobj::do_section_size): New function.
4701 (Sized_incr_relobj::do_section_name): New function.
4702 (Sized_incr_relobj::do_section_contents): New function.
4703 (Sized_incr_relobj::do_section_flags): New function.
4704 (Sized_incr_relobj::do_section_entsize): New function.
4705 (Sized_incr_relobj::do_section_address): New function.
4706 (Sized_incr_relobj::do_section_type): New function.
4707 (Sized_incr_relobj::do_section_link): New function.
4708 (Sized_incr_relobj::do_section_info): New function.
4709 (Sized_incr_relobj::do_section_addralign): New function.
4710 (Sized_incr_relobj::do_initialize_xindex): New function.
4711 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
4712 (Sized_incr_relobj::do_read_relocs): New function.
4713 (Sized_incr_relobj::do_gc_process_relocs): New function.
4714 (Sized_incr_relobj::do_scan_relocs): New function.
4715 (Sized_incr_relobj::do_count_local_symbols): New function.
4716 (Sized_incr_relobj::do_finalize_local_symbols): New function.
4717 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
4718 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
4719 (Sized_incr_relobj::do_relocate): New function.
4720 (Sized_incr_relobj::do_set_section_offset): New function.
4721 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
4722 (Sized_incr_dynobj::do_read_symbols): New function.
4723 (Sized_incr_dynobj::do_layout): New function.
4724 (Sized_incr_dynobj::do_add_symbols): New function.
4725 (Sized_incr_dynobj::do_should_include_member): New function.
4726 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
4727 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
4728 (Sized_incr_dynobj::do_section_size): New function.
4729 (Sized_incr_dynobj::do_section_name): New function.
4730 (Sized_incr_dynobj::do_section_contents): New function.
4731 (Sized_incr_dynobj::do_section_flags): New function.
4732 (Sized_incr_dynobj::do_section_entsize): New function.
4733 (Sized_incr_dynobj::do_section_address): New function.
4734 (Sized_incr_dynobj::do_section_type): New function.
4735 (Sized_incr_dynobj::do_section_link): New function.
4736 (Sized_incr_dynobj::do_section_info): New function.
4737 (Sized_incr_dynobj::do_section_addralign): New function.
4738 (Sized_incr_dynobj::do_initialize_xindex): New function.
4739 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
4740 (make_sized_incremental_object): New function.
4741 (Incremental_library::copy_unused_symbols): New function.
4742 (Incremental_library::do_for_all_unused_symbols): New function.
4743 * incremental.h (enum Incremental_input_flags): New type.
4744 (class Incremental_checker): Remove.
4745 (Incremental_input_entry::Incremental_input_entry): Add argument
4747 (Incremental_input_entry::arg_serial): New function.
4748 (Incremental_input_entry::set_is_in_system_directory): New function.
4749 (Incremental_input_entry::is_in_system_directory): New function.
4750 (Incremental_input_entry::arg_serial_): New data member.
4751 (Incremental_input_entry::is_in_system_directory_): New data member.
4752 (class Script_info): Move here from script.h.
4753 (Script_info::Script_info): Add filename parameter.
4754 (Script_info::filename): New function.
4755 (Script_info::filename_): New data member.
4756 (Incremental_script_entry::Incremental_script_entry): Add argument
4758 (Incremental_object_entry::Incremental_object_entry): Likewise.
4759 (Incremental_object_entry::add_input_section): Build list of input
4760 sections with map to original shndx.
4761 (Incremental_object_entry::get_input_section_index): New function.
4762 (Incremental_object_entry::shndx_): New data member.
4763 (Incremental_object_entry::name_key_): Rename; adjust all refs.
4764 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
4765 (Incremental_archive_entry::Incremental_archive_entry): Add argument
4767 (Incremental_inputs::report_archive_begin): Likewise.
4768 (Incremental_inputs::report_object): Likewise.
4769 (Incremental_inputs::report_script): Likewise.
4770 (class Incremental_global_symbol_reader): New class.
4771 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
4772 and store flags and input file type.
4773 (Incremental_input_entry_reader::arg_serial): New function.
4774 (Incremental_input_entry_reader::type): Extract type from flags.
4775 (Incremental_input_entry_reader::is_in_system_directory): New function.
4776 (Incremental_input_entry_reader::get_input_section_count): Call
4777 accessor function for type.
4778 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
4779 function for type; adjust size of global symbol entry.
4780 (Incremental_input_entry_reader::get_global_symbol_count): Call
4781 accessor function for type.
4782 (Incremental_input_entry_reader::get_object_count): Likewise.
4783 (Incremental_input_entry_reader::get_object_offset): Likewise.
4784 (Incremental_input_entry_reader::get_member_count): Likewise.
4785 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
4786 (Incremental_input_entry_reader::get_member_offset): Likewise.
4787 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
4788 (Incremental_input_entry_reader::Global_symbol_info): Remove.
4789 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
4790 (Incremental_input_entry_reader::get_global_symbol_reader): New
4792 (Incremental_input_entry_reader::get_output_symbol_index): New
4794 (Incremental_input_entry_reader::type_): Remove.
4795 (Incremental_input_entry_reader::flags_): New data member.
4796 (Incremental_inputs_reader::input_file_offset): New function.
4797 (Incremental_inputs_reader::input_file_index): New function.
4798 (Incremental_inputs_reader::input_file): Call input_file_offset.
4799 (Incremental_inputs_reader::input_file_at_offset): New function.
4800 (Incremental_relocs_reader::get_r_type): Reformat.
4801 (Incremental_relocs_reader::get_r_shndx): Reformat.
4802 (Incremental_relocs_reader::get_r_offset): Reformat.
4803 (Incremental_relocs_reader::data): New function.
4804 (Incremental_binary::Incremental_binary): Initialize new data members.
4805 (Incremental_binary::check_inputs): Add cmdline parameter.
4806 (Incremental_binary::file_is_unchanged): Remove.
4807 (Input_reader::arg_serial): New function.
4808 (Input_reader::get_unused_symbol_count): New function.
4809 (Input_reader::get_unused_symbol): New function.
4810 (Input_reader::do_arg_serial): New function.
4811 (Input_reader::do_get_unused_symbol_count): New function.
4812 (Input_reader::do_get_unused_symbol): New function.
4813 (Incremental_binary::input_file_count): New function.
4814 (Incremental_binary::get_input_reader): Change signature to use
4815 index instead of filename.
4816 (Incremental_binary::file_has_changed): New function.
4817 (Incremental_binary::get_input_argument): New function.
4818 (Incremental_binary::get_library): New function.
4819 (Incremental_binary::get_script_info): New function.
4820 (Incremental_binary::init_layout): New function.
4821 (Incremental_binary::reserve_layout): New function.
4822 (Incremental_binary::output_file): New function.
4823 (Incremental_binary::do_check_inputs): New function.
4824 (Incremental_binary::do_file_is_unchanged): Remove.
4825 (Incremental_binary::do_file_has_changed): New function.
4826 (Incremental_binary::do_init_layout): New function.
4827 (Incremental_binary::do_reserve_layout): New function.
4828 (Incremental_binary::do_input_file_count): New function.
4829 (Incremental_binary::do_get_input_reader): Change signature.
4830 (Incremental_binary::input_args_map_): New data member.
4831 (Incremental_binary::library_map_): New data member.
4832 (Incremental_binary::script_map_): New data member.
4833 (Sized_incremental_binary::Sized_incremental_binary): Initialize
4835 (Sized_incremental_binary::output_section): New function.
4836 (Sized_incremental_binary::inputs_reader): Add const.
4837 (Sized_incremental_binary::symtab_reader): Add const.
4838 (Sized_incremental_binary::relocs_reader): Add const.
4839 (Sized_incremental_binary::got_plt_reader): Add const.
4840 (Sized_incremental_binary::get_symtab_view): New function.
4841 (Sized_incremental_binary::Inputs_reader): New typedef.
4842 (Sized_incremental_binary::Input_entry_reader): New typedef.
4843 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
4844 (Sized_incremental_binary::do_file_is_unchanged): Remove.
4845 (Sized_incremental_binary::do_file_has_changed): New function.
4846 (Sized_incremental_binary::do_init_layout): New function.
4847 (Sized_incremental_binary::do_reserve_layout): New function.
4848 (Sized_input_reader::Inputs_reader): Remove.
4849 (Sized_input_reader::Input_entry_reader): Remove.
4850 (Sized_input_reader::do_arg_serial): New function.
4851 (Sized_input_reader::do_get_unused_symbol_count): New function.
4852 (Sized_input_reader::do_get_unused_symbol): New function.
4853 (Sized_incremental_binary::do_input_file_count): New function.
4854 (Sized_incremental_binary::do_get_input_reader): Change signature;
4855 use index instead of filename.
4856 (Sized_incremental_binary::section_map_): New data member.
4857 (Sized_incremental_binary::input_entry_readers_): New data member.
4858 (class Sized_incr_relobj): New class.
4859 (class Sized_incr_dynobj): New class.
4860 (make_sized_incremental_object): New function.
4861 (class Incremental_library): New class.
4862 * layout.cc (Free_list::num_lists): New static data member.
4863 (Free_list::num_nodes): New static data member.
4864 (Free_list::num_removes): New static data member.
4865 (Free_list::num_remove_visits): New static data member.
4866 (Free_list::num_allocates): New static data member.
4867 (Free_list::num_allocate_visits): New static data member.
4868 (Free_list::init): New function.
4869 (Free_list::remove): New function.
4870 (Free_list::allocate): New function.
4871 (Free_list::dump): New function.
4872 (Free_list::print_stats): New function.
4873 (Layout_task_runner::run): Resize output file for incremental updates.
4874 (Layout::Layout): Initialize new data members.
4875 (Layout::set_incremental_base): New function.
4876 (Layout::init_fixed_output_section): New function.
4877 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
4878 incremental updates.
4879 (Layout::create_gold_note): Do not create gold note section for
4880 incremental updates.
4881 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
4882 for incremental updates.
4883 (Layout::set_section_offsets): For incremental updates, allocate space
4885 (Layout::create_symtab_sections): Layout with offsets relative to
4886 start of section; for incremental updates, allocate space from free
4888 (Layout::create_shdrs): For incremental updates, allocate space from
4890 (Layout::finish_dynamic_section): For incremental updates, do not
4891 check --as-needed (fixed in subsequent patch).
4892 * layout.h (class Free_list): New class.
4893 (Layout::set_incremental_base): New function.
4894 (Layout::incremental_base): New function.
4895 (Layout::init_fixed_output_section): New function.
4896 (Layout::allocate): New function.
4897 (Layout::incremental_base_): New data member.
4898 (Layout::free_list_): New data member.
4899 * main.cc (main): Print Free_list statistics.
4900 * object.cc (Relobj::finalize_incremental_relocs): Add
4901 clear_counts parameter; clear counts only when clear_counts is set.
4902 (Sized_relobj::Sized_relobj): Initialize new base class.
4903 (Sized_relobj::do_layout): Don't report special sections.
4904 (Sized_relobj::do_for_all_local_got_entries): New function.
4905 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
4906 symtab_off to all symbol table offsets.
4907 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
4908 * object.h (class Got_offset_list): Move to top of file.
4909 (Object::Object): Allow case where input_file == NULL.
4910 (Object::~Object): Likewise.
4911 (Object::input_file): Assert that input_file != NULL.
4912 (Object::lock): Allow case where input_file == NULL.
4913 (Object::unlock): Likewise.
4914 (Object::is_locked): Likewise.
4915 (Object::token): Likewise.
4916 (Object::release): Likewise.
4917 (Object::is_incremental): New function.
4918 (Object::get_mtime): New function.
4919 (Object::for_all_local_got_entries): New function.
4920 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
4921 (Object::set_is_in_system_directory): New function.
4922 (Object::is_in_system_directory): New function.
4923 (Object::do_is_incremental): New function.
4924 (Object::do_get_mtime): New function.
4925 (Object::do_for_all_local_got_entries): New function.
4926 (Object::is_in_system_directory_): New data member.
4927 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
4928 (class Sized_relobj_base): New class.
4929 (class Sized_relobj): Derive from Sized_relobj_base.
4930 (class Sized_relobj::Symbols): Redeclare from base class.
4931 (class Sized_relobj::local_got_offset_list): Remove.
4932 (class Sized_relobj::Output_sections): Redeclare from base class.
4933 (class Sized_relobj::do_for_all_local_got_entries): New function.
4934 (class Sized_relobj::write_local_symbols): Add offset parameter.
4935 (class Sized_relobj::local_symbol_offset_): Update comment.
4936 (class Sized_relobj::local_dynsym_offset_): Update comment.
4937 * options.cc (Input_arguments::add_file): Remove const.
4938 * options.h (Input_file_argument::Input_file_argument):
4939 Initialize arg_serial_ (all constructors).
4940 (Input_file_argument::set_arg_serial): New function.
4941 (Input_file_argument::arg_serial): New function.
4942 (Input_file_argument::arg_serial_): New data member.
4943 (Input_arguments::Input_arguments): Initialize file_count_.
4944 (Input_arguments::add_file): Remove const.
4945 (Input_arguments::number_of_input_files): New function.
4946 (Input_arguments::file_count_): New data member.
4947 (Command_line::number_of_input_files): Call
4948 Input_arguments::number_of_input_files.
4949 * output.cc (Output_segment_headers::Output_segment_headers):
4951 (Output_section::Input_section::current_data_size): New function.
4952 (Output_section::Output_section): Initialize new data members.
4953 (Output_section::add_input_section): Don't do merge sections for
4954 an incremental link; allocate space from free list for an
4956 (Output_section::add_output_section_data): Allocate space from
4957 free list for an incremental update.
4958 (Output_section::update_data_size): New function.
4959 (Output_section::set_fixed_layout): New function.
4960 (Output_section::reserve): New function.
4961 (Output_segment::set_section_addresses): Remove const.
4962 (Output_segment::set_section_list_addresses): Remove const; allocate
4963 space from free list for an incremental update.
4964 (Output_segment::set_offset): Adjust size of RELRO segment for an
4966 * output.h (Output_data::current_data_size): Move here from
4968 (Output_data::pre_finalize_data_size): New function.
4969 (Output_data::update_data_size): New function.
4970 (Output_section_headers::update_data_size): new function.
4971 (Output_section_data_build::current_data_size): Move to Output_data.
4972 (Output_data_strtab::update_data_size): New function.
4973 (Output_section::current_data_size): Move to Output_data.
4974 (Output_section::set_fixed_layout): New function.
4975 (Output_section::has_fixed_layout): New function.
4976 (Output_section::reserve): New function.
4977 (Output_section::update_data_size): New function.
4978 (Output_section::has_fixed_layout_): New data member.
4979 (Output_section::free_list_): New data member.
4980 (Output_segment::set_section_addresses): Remove const.
4981 (Output_segment::set_section_list_addresses): Remove const.
4982 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
4984 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
4986 * readsyms.cc (Read_symbols::do_read_symbols): Add library
4987 parameter when calling Add_symbols constructor; store argument
4988 serial number for members of a lib group.
4989 (Add_symbols::locks): Allow case where token == NULL.
4990 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
4991 (Read_member::~Read_member): New function.
4992 (Read_member::is_runnable): New function.
4993 (Read_member::locks): New function.
4994 (Read_member::run): New function.
4995 (Check_script::~Check_script): New function.
4996 (Check_script::is_runnable): New function.
4997 (Check_script::locks): New function.
4998 (Check_script::run): New function.
4999 (Check_library::~Check_library): New function.
5000 (Check_library::is_runnable): New function.
5001 (Check_library::locks): New function.
5002 (Check_library::run): New function.
5003 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
5004 (Add_symbols::library_): New data member.
5005 (class Read_member): New class.
5006 (class Check_script): New class.
5007 (class Check_library): New class.
5008 * reloc.cc (Read_relocs::is_runnable): Allow case where
5010 (Read_relocs::locks): Likewise.
5011 (Scan_relocs::locks): Likewise.
5012 (Relocate_task::locks): Likewise.
5013 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
5015 (Sized_relobj::incremental_relocs_scan): Fix comment.
5016 (Sized_relobj::do_relocate): Pass output file offset to
5017 write_local_symbols.
5018 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
5019 from class declaration.
5020 * script.cc (read_input_script): Allocate Script_info; pass
5021 argument serial number to report_script.
5022 * script.h (class Script_info): Move to incremental.h.
5023 * symtab.cc (Symbol_table::add_from_incrobj): New function.
5024 * symtab.h (Symbol_table::add_from_incrobj): New function.
5025 (Symbol_table::set_file_offset): New function.
5027 2011-04-05 Cary Coutant <ccoutant@google.com>
5029 * incremental-dump.cc (dump_incremental_inputs): Change signature
5030 to take a Sized_incremental_binary; change caller. Use readers
5031 in Sized_incremental_binary.
5033 (Sized_incremental_binary::find_incremental_inputs_sections):
5034 Rename do_find_incremental_inputs_sections to this.
5035 (Sized_incremental_binary::setup_readers): New function.
5036 (Sized_incremental_binary::do_check_inputs): Check
5037 has_incremental_info_ flag; move setup code to setup_readers;
5039 (Sized_incremental_binary::do_file_is_unchanged): New function.
5040 (Sized_incremental_binary::do_get_input_reader): New function.
5041 * incremental.h (class Incremental_binary): Move to end of file.
5042 (Incremental_binary::file_is_unchanged): New function.
5043 (Incremental_binary::do_file_is_unchanged): New function.
5044 (Incremental_binary::Input_reader): New class.
5045 (Incremental_binary::get_input_reader): New function.
5046 (class Sized_incremental_binary): Move to end of file.
5047 (Sized_incremental_binary::Sized_incremental_binary): Setup the
5048 input section reader classes.
5049 (Sized_incremental_binary::has_incremental_info): New function.
5050 (Sized_incremental_binary::inputs_reader): New function.
5051 (Sized_incremental_binary::symtab_reader): New function.
5052 (Sized_incremental_binary::relocs_reader): New function.
5053 (Sized_incremental_binary::got_plt_reader): New function.
5054 (Sized_incremental_binary::do_file_is_unchanged): New function.
5055 (Sized_incremental_binary::Sized_input_reader): New class.
5056 (Sized_incremental_binary::get_input_reader): New function.
5057 (Sized_incremental_binary::find_incremental_inputs_sections):
5058 Rename do_find_incremental_inputs_sections to this.
5059 (Sized_incremental_binary::setup_readers): New function.
5060 (Sized_incremental_binary::has_incremental_info_): New data member.
5061 (Sized_incremental_binary::inputs_reader_): New data member.
5062 (Sized_incremental_binary::symtab_reader_): New data member.
5063 (Sized_incremental_binary::relocs_reader_): New data member.
5064 (Sized_incremental_binary::got_plt_reader_): New data member.
5065 (Sized_incremental_binary::current_input_file_): New data member.
5067 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
5070 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
5073 2011-03-30 Cary Coutant <ccoutant@google.com>
5075 * archive.cc (Archive::include_member): Adjust call to report_object.
5076 (Add_archive_symbols::run): Add script_info to call to
5077 report_archive_begin.
5078 (Lib_group::include_member): Adjust call to report_object.
5079 (Add_lib_group_symbols::run): Adjust call to report_object.
5080 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
5081 blocks. Add object count for script input files.
5082 * incremental.cc (Incremental_inputs::report_archive_begin): Add
5083 script_info parameter; change all callers.
5084 (Incremental_inputs::report_object): Add script_info parameter;
5086 (Incremental_inputs::report_script): Store backpointer to
5087 incremental info entry.
5088 (Output_section_incremental_inputs::set_final_data_size): Record
5089 additional information for scripts.
5090 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5091 * incremental.h (Incremental_script_entry::add_object): New function.
5092 (Incremental_script_entry::get_object_count): New function.
5093 (Incremental_script_entry::get_object): New function.
5094 (Incremental_script_entry::objects_): New data member; adjust
5096 (Incremental_inputs::report_archive_begin): Add script_info parameter.
5097 (Incremental_inputs::report_object): Add script_info parameter.
5098 (Incremental_inputs_reader::get_object_count): New function.
5099 (Incremental_inputs_reader::get_object_offset): New function.
5100 * options.cc (Input_arguments::add_file): Return reference to
5102 * options.h (Input_argument::set_script_info): New function.
5103 (Input_argument::script_info): New function.
5104 (Input_argument::script_info_): New data member; adjust all
5106 (Input_file_group::add_file): Return reference to new input argument.
5107 (Input_file_lib::add_file): Likewise.
5108 (Input_arguments::add_file): Likewise.
5109 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
5110 * script.cc (Parser_closure::Parser_closure): Add script_info
5111 parameter; adjust all callers.
5112 (Parser_closure::script_info): New function.
5113 (Parser_closure::script_info_): New data member.
5114 (read_input_script): Report scripts earlier to incremental info.
5115 (script_add_file): Set script_info in Input_argument.
5116 (script_add_library): Likewise.
5117 * script.h (Script_options::Script_info): Rewrite class.
5119 2011-03-29 Cary Coutant <ccoutant@google.com>
5121 * archive.cc (Library_base::should_include_member): Move
5122 method here from class Archive.
5123 (Archive::Archive): Initialize base class.
5124 (Archive::should_include_member): Move to base class.
5125 (Archive::do_for_all_unused_symbols): New function.
5126 (Add_archive_symbols::run): Remove redundant access to
5128 (Lib_group::Lib_group): Initialize base class.
5129 (Lib_group::do_filename): New function.
5130 (Lib_group::include_member): Pass pointer to Lib_group to
5132 (Lib_group::do_for_all_unused_symbols): New function.
5133 (Add_lib_group_symbols::run): Report archive information for
5135 * archive.h (class Library_base): New base class.
5136 (class Archive): Derive from Library_base.
5137 (Archive::filename): Move to base class.
5138 (Archive::set_incremental_info): Likewise.
5139 (Archive::incremental_info): Likewise.
5140 (Archive::Should_include): Likewise.
5141 (Archive::should_include_member): Likewise.
5142 (Archive::Armap_entry): Remove.
5143 (Archive::Unused_symbol_iterator): Remove.
5144 (Archive::unused_symbols_begin): Remove.
5145 (Archive::unused_symbols_end): Remove.
5146 (Archive::do_filename): New function.
5147 (Archive::do_get_mtime): New function.
5148 (Archive::do_for_all_unused_symbols): New function.
5149 (Archive::task_): Move to base class.
5150 (Archive::incremental_info_): Likewise.
5151 (class Lib_group): Derive from Library_base.
5152 (Lib_group::do_filename): New function.
5153 (Lib_group::do_get_mtime): New function.
5154 (Lib_group::do_for_all_unused_symbols): New function.
5155 (Lib_group::task_): Move to base class.
5156 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
5158 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
5160 * incremental.cc (Incremental_inputs::report_archive_begin):
5161 Use Library_base; call library's get_mtime; add incremental inputs
5162 entry before members.
5163 (class Unused_symbol_visitor): New class.
5164 (Incremental_inputs::report_archive_end): Use Library_base; use
5165 visitor class to record unused symbols; don't add incremental inputs
5166 entry after members.
5167 (Incremental_inputs::report_object): Use Library_base.
5169 (Incremental_archive_entry::Incremental_archive_entry): Remove
5170 unused Archive parameter.
5171 (Incremental_inputs::report_archive_begin): Use Library_base.
5172 (Incremental_inputs::report_archive_end): Likewise.
5173 (Incremental_inputs::report_object): Likewise.
5174 * object.cc (Sized_relobj::do_for_all_global_symbols): New
5176 * object.h (Object::for_all_global_symbols): New function.
5177 (Object::do_for_all_global_symbols): New function.
5178 (Sized_relobj::do_for_all_global_symbols): New function.
5179 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
5181 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
5184 2011-03-27 Ian Lance Taylor <iant@google.com>
5186 * archive.cc (Archive::interpret_header): Return -1 if something
5187 goes wrong. Change callers accordingly.
5189 2011-03-25 Cary Coutant <ccoutant@google.com>
5191 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
5192 * testsuite/Makefile.in: Regenerate.
5194 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
5196 * plugin.cc (get_view): New.
5197 (Plugin::load): Pass get_view to the plugin.
5198 (Plugin_manager::get_view): New.
5200 2011-03-21 Ian Lance Taylor <iant@google.com>
5202 * testsuite/final_layout.sh: Rewrite to not use dc.
5203 * testsuite/relro_test.sh: Fail if dc is not present.
5205 2011-03-21 Sriraman Tallam <tmsriram@google.com>
5207 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
5209 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
5210 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
5212 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
5213 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
5215 2011-03-14 Ian Lance Taylor <iant@google.com>
5217 * script-sections.cc (Sort_output_sections::script_compare):
5218 Rename from is_before, change return type.
5219 (Sort_output_sections::operator()): Adjust accordingly.
5221 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
5224 * testsuite/odr_violation2.cc: Add comment to make all error line
5225 numbers double digits.
5226 * testsuite/debug_msg.sh: Adjust expected errors.
5228 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
5230 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
5231 but mark earlier ones as non-canonical
5232 (offset_to_iterator): Update search target and example
5233 (do_addr2line): Return extra lines in a vector*
5234 (format_file_lineno): Extract from do_addr2line
5235 (one_addr2line): Add vector* out-param
5236 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
5237 when a lineno entry appeared last for its instruction
5238 (Dwarf_line_info): Add vector* out-param
5239 * object.cc (Relocate_info): Pass NULL for the vector* out-param
5240 * symtab.cc (Odr_violation_compare): Include the lineno in the
5242 (linenos_from_loc): New. Combine the canonical line for an
5243 address with its other lines.
5244 (True_if_intersect): New. Helper functor to make
5245 std::set_intersection a query.
5246 (detect_odr_violations): Compare sets of lines instead of just
5247 one line for each function. This became less deterministic, but
5248 has fewer false positives.
5249 * symtab.h: Declarations.
5250 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
5251 mix an optimized and non-optimized object in the same binary
5252 (odr_violation2.so): Same.
5253 * testsuite/Makefile.in: Regenerate from Makefile.am.
5254 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
5255 * testsuite/debug_msg.sh: Update line numbers and add
5257 * testsuite/odr_violation1.cc: Use OdrDerived, in a
5258 non-optimized context.
5259 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
5260 isn't inlined, and use OdrDerived in an optimized context.
5261 * testsuite/odr_header1.h: Defines OdrDerived, where
5262 optimization will change the
5263 first-instruction-in-the-destructor's file and line number.
5264 * testsuite/odr_header2.h: Defines OdrBase.
5266 2011-03-09 Ian Lance Taylor <iant@google.com>
5268 * fileread.cc (File_read::clear_views): Don't delete the whole
5271 2011-03-08 Ian Lance Taylor <iant@google.com>
5274 * fileread.cc: #include <climits>.
5275 (GOLD_IOV_MAX): Define.
5276 (File_read::read_multiple): Limit number of entries by iov_max.
5277 * fileread.h (class File_read): Always set max_readv_entries to
5280 2011-03-07 Ian Lance Taylor <iant@google.com>
5283 * options.h (class General_options): Add -dy and -dn.
5285 2011-03-02 Cary Coutant <ccoutant@google.com>
5287 * testsuite/script_test_9.t: Add TLS segment.
5289 2011-03-02 Simon Baldwin <simonb@google.com>
5291 * configure.ac: Add check for gnu_indirect_function support in
5292 the toolchain building binutils.
5293 * configure: Rebuild.
5295 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
5297 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
5298 plugin only symbols.
5299 (Symbol_table::sized_finalize_symbol) Mark symbol only present
5300 in plugin files as not needed in the symbol table.
5302 2011-02-11 Sriraman Tallam <tmsriram@google.com>
5304 * output.cc (Output_section::add_input_section): Delay fill
5305 generation for section ordering.
5307 2011-02-09 Ian Lance Taylor <iant@google.com>
5310 * object.h (class Sized_relobj): Remove clear_local_symbols.
5311 * reloc.cc (Sized_relobj::do_relocate): Don't call
5312 clear_local_symbols.
5314 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
5316 * plugin.cc (is_visible_from_outside): Return true for symbols
5319 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
5321 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
5324 2011-02-02 Sriraman Tallam <tmsriram@google.com>
5326 * icf.h (is_section_foldable_candidate): Change type of parameter
5328 * icf.cc (Icf::find_identical_sections): Change type of local variable
5329 section_name to be std::string.
5330 (is_function_ctor_or_dtor): Change type of parameter to std::string.
5332 2011-01-25 Ian Lance Taylor <iant@google.com>
5334 * script.cc (script_add_extern): Rewrite to use
5335 add_symbol_reference.
5337 2011-01-25 Doug Kwan <dougkwan@google.com>
5339 * icf.cc (get_section_contents): Always lock section's object.
5341 2011-01-24 Ian Lance Taylor <iant@google.com>
5343 * options.h (class General_options): Accept
5344 --no-detect-odr-violations.
5346 2011-01-24 Ian Lance Taylor <iant@google.com>
5348 * version.cc (version_string): Bump to 1.11.
5350 2011-01-24 Ian Lance Taylor <iant@google.com>
5352 * plugin.cc (class Plugin_rescan): Define new class.
5353 (Plugin_manager::claim_file): Set any_claimed_.
5354 (Plugin_manager::save_archive): New function.
5355 (Plugin_manager::save_input_group): New function.
5356 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
5358 (Plugin_manager::new_undefined_symbol): New function.
5359 (Plugin_manager::rescan): New function.
5360 (Plugin_manager::rescannable_defines): New function.
5361 (Plugin_manager::add_input_file): Set any_added_.
5362 * plugin.h (class Plugin_manager): define new fields rescannable_,
5363 undefined_symbols_, any_claimed_, and any_added_. Declare
5364 Plugin_rescan as friend. Declare new functions.
5365 (Plugin_manager::Rescannable): Define type.
5366 (Plugin_manager::Rescannable_list): Define type.
5367 (Plugin_manager::Undefined_symbol_list): Define type.
5368 (Plugin_manager::Plugin_manager): Initialize new fields.
5369 * archive.cc (Archive::defines_symbol): New function.
5370 (Add_archive_symbols::run): Pass archive to plugins if any.
5371 * archive.h (class Archive): Declare defines_symbol.
5372 * readsyms.cc (Input_group::~Input_group): New function.
5373 (Finish_group::run): Pass input_group to plugins if any.
5374 * readsyms.h (class Input_group): Declare destructor.
5375 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
5378 2011-01-10 Ian Lance Taylor <iant@google.com>
5380 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
5382 (Layout::set_segment_offsets): Reset increase_relro before calling
5383 set_section_addresses a second time.
5385 2011-01-04 Cary Coutant <ccoutant@google.com>
5387 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
5388 sections before NOBITS sections.
5390 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
5392 * version.cc (print_version): Update copyright to 2011.
5394 2010-12-23 Cary Coutant <ccoutant@google.com>
5396 * output.h (Output_data_reloc::add_output_section): Pass OD instead
5397 of OS to this->add. Add OD parameter to second form of the function.
5399 2010-12-20 Ian Lance Taylor <iant@google.com>
5401 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
5402 second of two consecutive entries with same offset.
5404 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5406 * testsuite/Makefile.am (ifuncmain2static_LDADD)
5407 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
5408 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
5409 to avoid unneeded links against $(LDADD).
5410 * testsuite/Makefile.in: Regenerate.
5412 2010-12-15 Ian Lance Taylor <iant@google.com>
5415 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
5416 for R_X86_64_32 and R_X86_64_PC32.
5417 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
5418 ver_matching_def_pic.o.
5419 (ver_matching_def_pic.o): New target.
5421 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5423 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
5424 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
5425 Move definition before File_read::View member definitions.
5426 (File_read::View::~View): Initialize and hold lock before
5427 updating current_mapped_bytes.
5429 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5431 * dwarf_reader.cc: Remove outdated comment.
5432 * gold-threads.cc: Fix typo in error message.
5433 * archive.cc: Fix typos in comments.
5434 * archive.h: Likewise.
5435 * arm-reloc-property.cc: Likewise.
5436 * arm-reloc-property.h: Likewise.
5437 * arm-reloc.def: Likewise.
5439 * attributes.h: Likewise.
5440 * cref.cc: Likewise.
5441 * ehframe.cc: Likewise.
5442 * fileread.h: Likewise.
5444 * i386.cc: Likewise.
5446 * incremental.h: Likewise.
5447 * int_encoding.cc: Likewise.
5448 * layout.h: Likewise.
5449 * main.cc: Likewise.
5450 * merge.h: Likewise.
5451 * object.cc: Likewise.
5452 * object.h: Likewise.
5453 * options.cc: Likewise.
5454 * readsyms.cc: Likewise.
5455 * reduced_debug_output.cc: Likewise.
5456 * reloc.cc: Likewise.
5457 * script-sections.cc: Likewise.
5458 * sparc.cc: Likewise.
5459 * symtab.h: Likewise.
5460 * target-reloc.h: Likewise.
5461 * target.cc: Likewise.
5462 * target.h: Likewise.
5463 * timer.cc: Likewise.
5464 * timer.h: Likewise.
5465 * x86_64.cc: Likewise.
5467 2010-12-09 Cary Coutant <ccoutant@google.com>
5469 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
5471 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
5472 parameter; change all callers.
5473 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
5474 * options.h (warn_execstack): New option.
5476 2010-12-07 Doug Kwan <dougkwan@google.com>
5478 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
5479 like function call relocations.
5481 2010-12-07 Ian Lance Taylor <iant@google.com>
5483 * archive.cc (Archive::get_elf_object_for_member): Permit
5484 punconfigured to be NULL.
5485 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
5486 (Archive::include_member): Pass NULL to get_elf_object_for_member
5487 if we searched for the archive and this is the first included
5490 2010-12-01 Ian Lance Taylor <iant@google.com>
5492 * dwarf_reader.h (class Sized_dwarf_line_info): Add
5493 track_relocs_type_ field.
5494 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5495 Set track_relocs_type_.
5496 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
5497 contents when using RELA relocs.
5498 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
5500 * reloc.cc (Track_relocs::next_addend): New function.
5501 * reloc.h (class Track_relocs): Declare next_addend.
5503 2010-12-01 Ian Lance Taylor <iant@google.com>
5505 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
5508 2010-12-01 Ian Lance Taylor <iant@google.com>
5510 * README: Update compilers known to work and fail.
5512 2010-11-23 Matthias Klose <doko@ubuntu.com>
5514 * configure.in: For --enable-gold, handle value `default' instead of
5515 `both*'. Always install ld as ld.bfd, install as ld if gold is
5517 * configure: Regenerate.
5519 2010-11-18 Doug Kwan <dougkwan@google.com>
5521 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
5522 and right_alignment to be zero. Store result alignment only if it is
5523 greater than existing alignment.
5525 2010-11-16 Cary Coutant <ccoutant@google.com>
5528 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5529 Check for ".zdebug_line".
5531 2010-11-16 Doug Kwan <dougkwan@google.com>
5532 Cary Coutant <ccoutant@google.com>
5534 * output.h (Output_segment::set_section_addresses): Pass increase_relro
5535 by reference; adjust all callers.
5536 * output.cc (Output_segment::set_section_addresses): Adjust references
5537 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
5539 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
5540 end at page boundary.
5542 2010-11-16 Cary Coutant <ccoutant@google.com>
5545 * layout.cc (Layout::choose_output_section): Transform names of
5546 compressed sections even when using a script with a SECTIONS clause.
5547 (Layout::output_section_name): Remove code to transform
5548 compressed debug section names.
5549 * output.cc (Output_section::add_input_section): Use uncompressed
5550 section size when tracking input sections.
5552 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
5554 * symtab.h (Symbol::NON_PIC_REF): Remove.
5555 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
5556 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
5557 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
5558 (Symbol::use_plt_offset): Take a flags argument and pass it
5559 directly to needs_dynamic_reloc. Restrict check for undefined
5560 weak symbols to function calls.
5561 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
5562 (Target_arm::Scan::global): Use it.
5563 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
5564 (Target_arm::Relocate::relocate): Likewise.
5565 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
5566 parameter with an r_type parameter. Use get_reference_flags
5568 (Target_arm::Relocate::relocate): Update accordingly.
5569 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
5570 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
5571 (Target_i386::Scan::global): Likewise.
5572 (Target_i386::Relocate::relocate): Likewise.
5573 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
5574 parameter with an r_type parameter. Use get_reference_flags
5576 (Target_i386::Relocate::relocate): Update accordingly.
5577 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
5578 (Target_powerpc::Scan::global): Use it.
5579 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
5580 (Target_powerpc::Relocate::relocate): Likewise.
5581 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
5582 (Target_sparc::Scan::global): Use it.
5583 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
5584 (Target_sparc::Relocate::relocate): Likewise.
5585 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
5586 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
5587 (Target_x86_64::Scan::global): Likewise.
5588 (Target_x86_64::Relocate::relocate): Likewise.
5590 2010-11-08 Doug Kwan <dougkwan@google.com>
5591 Cary Coutant <ccoutant@google.com>
5593 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
5594 (Arm_exidx_merge_section::section_contents_): New data member.
5595 (Arm_input_section::Arm_input_section): Initialize original_contents_.
5596 (Arm_input_section::~Arm_input_section): De-allocate memory.
5597 (Arm_input_section::original_contents_): New data member.
5598 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
5599 in parameters instead of calling Object::section_contents without
5601 (Arm_output_section::group_section): New parameter TASK. Pass it
5602 to callees that need locking objects.
5603 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
5604 to lock EXIDX input sections. Fix a formatting issue. Call
5605 Arm_exidx_merged_section::build_contents to create merged section
5607 (Arm_output_section::create_stub_group): New parameter TASK. Use it
5608 to lock object of stub table owner.
5609 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
5610 TEXT_SIZE to initialize data member TEXT_SIZE_.
5611 (Arm_exidx_input_section::addralign): Fix typo in comment.
5612 (Arm_exidx_input_section::text_size): New method.
5613 (Target_arm::do_relax): New parameter TASK. Pass it to callees
5614 that require locking objects. Lock objects before scanning for stubs
5615 and updating local symbols.
5616 (Arm_input_section<big_endian>::init): Copy contents of original
5618 (Arm_input_section<big_endian>::do_write): Use saved contents of
5619 original input section instead of calling Object::section_contents
5621 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
5622 size without calling Object::section_size().
5623 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
5624 for size. Allocate a buffer for merged EXIDX entries.
5625 (Arm_exidx_merged_section::build_contents): New method.
5626 (Arm_exidx_merged_section::do_write): Move merge section contents
5627 building code to Arm_exidx_merged_section::build_contetns. Write
5628 out contetns in buffer instead of building it on the fly.
5629 (Arm_relobj::make_exidx_input_section): Also pass text section size
5630 to Arm_exidx_input_section constructor.
5631 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
5632 (Arm_dynobj::do_read_symbols): Fix memory leak.
5633 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
5634 * target.h: (class Task): Add forward declaration.
5635 (Target::relax): Add new parameter TASK and pass it to
5637 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
5639 2010-11-05 Cary Coutant <ccoutant@google.com>
5642 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
5643 object when reading from the file.
5644 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
5646 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
5647 when reading section contents.
5648 (get_section_contents): Likewise.
5649 (icf::find_identical_sections): Likewise.
5650 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
5651 object when reading from the file.
5652 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
5653 the object when doing deferred section layout.
5655 2010-11-03 Nick Clifton <nickc@redhat.com>
5658 * script.h (class Symbol_assignment: name): New member. Returns
5659 the name of the symbol.
5660 * scrfipt.cc (Script_options::is_pending_assignment): New member.
5661 Returns true if the given symbol name is on the list of
5662 assignments wating to be processed.
5663 * archive.cc (should_incldue_member): If the symbol is undefined,
5664 check to see if it is on the list of symbols pending assignment.
5666 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
5668 * script-sections.cc (Script_sections::find_memory_region): Check
5669 for a NULL output section pointer.
5671 2010-10-29 Doug Kwan <dougkwan@google.com>
5673 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
5674 Output_section::add_relaxed_input_section.
5675 * output.cc (Output_section::add_relaxed_input_section): Add new
5676 arguments LAYOUT and NAME. Set section order index.
5677 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5678 Copy section order index.
5679 * output.h (Output_section::add_relaxed_input_section): Add new
5680 arguments LAYOUT and NAME.
5682 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5684 * testsuite/Makefile.am: Move gcctestdir/ld rule to
5685 NATIVE_OR_CROSS_LINKER.
5686 * testsuite/Makefile.in: Regenerate.
5688 2010-10-20 Doug Kwan <dougkwan@google.com>
5690 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
5691 without SHF_LINK_ORDER flags.
5692 * layout.cc (Layout::choose_output_section): Do not filter
5693 SHF_LINK_ORDER flag in a relocatable link.
5695 2010-10-17 Cary Coutant <ccoutant@google.com>
5697 * output.h (Output_segment::set_section_addresses): Change function
5698 signature. Update all callers.
5699 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
5701 (Output_segment::set_section_addresses): Align after last TLS
5702 section. Add padding before last relro section instead of after.
5704 2010-10-17 Doug Kwan <dougkwan@google.com>
5706 * gold/arm.cc (Target_arm::got_section): Use correct order and set
5707 GOT output section to be writable.
5709 2010-10-14 Cary Coutant <ccoutant@google.com>
5711 * debug.h (DEBUG_INCREMENTAL): New flag.
5712 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
5713 * gold.cc (queue_initial_tasks): Check parameters for incremental link
5715 * incremental.cc (report_command_line): Ignore all forms of
5717 * layout.cc (Layout::Layout): Check parameters for incremental link
5719 * options.cc (General_options::parse_incremental): New function.
5720 (General_options::parse_no_incremental): New function.
5721 (General_options::parse_incremental_full): New function.
5722 (General_options::parse_incremental_update): New function.
5723 (General_options::incremental_mode_): New data member.
5724 (General_options::finalize): Check incremental_mode_.
5725 * options.h (General_options): Update help text for --incremental.
5726 Add --no-incremental, --incremental-full, --incremental-update.
5727 (General_options::Incremental_mode): New enum type.
5728 (General_options::incremental_mode): New function.
5729 (General_options::incremental_mode_): New data member.
5730 * parameters.cc (Parameters::incremental_mode_): New data member.
5731 (Parameters::set_options): Set incremental_mode_.
5732 (Parameters::set_incremental_full): New function.
5733 (Parameters::incremental): New function.
5734 (Parameters::incremental_update): New function.
5735 (set_parameters_incremental_full): New function.
5736 * parameters.h (Parameters::set_incremental_full): New function.
5737 (Parameters::incremental): New function.
5738 (Parameters::incremental_update): New function.
5739 (Parameters::incremental_mode_): New data member.
5740 (set_parameters_incremental_full): New function.
5741 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
5742 incremental link mode.
5743 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
5744 (Sized_relobj::do_relocate_sections): Likewise.
5745 * testsuite/Makefile.am (incremental_test): Use --incremental-full
5747 * testsuite/Makefile.in: Regenerate.
5748 * testsuite/incremental_test.sh: Filter all forms of --incremental.
5750 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5752 * script-sections.h (class Script_sections): Make
5753 Sections_elements typedef public.
5754 * script-sections.cc (class Sort_output_sections): Add elements_
5755 field. Add constructor which sets it; change all callers.
5756 (Sort_output_sections::is_before): New function.
5757 (Sort_output_sections::operator()): Call is_before.
5758 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
5760 * testsuite/script_test_10.sh: New test. Test script section
5762 * testsuite/script_test_10.t: Likewise.
5763 * testsuite/script_test_10.s: Likewise.
5764 * testsuite/Makefile.am: Wrap the cross linker tests and the
5765 common tests into NATIVE_OR_CROSS_LINKER.
5766 (check_SCRIPTS): Add script_test_10.sh.
5767 (check_DATA): Add script_test_10.stdout.
5768 (script_test_10.o, script_test_10): New targets.
5769 (script_test_10.stdout): New target.
5770 * configure, testsuite/Makefile.in: Regenerate.
5772 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5774 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
5775 error for the deprecated relocations.
5776 (Target_arm::Scan::global): Likewise.
5777 (Target_arm::Relocate::relocate): Likewise.
5779 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
5781 * fileread.cc (Input_file::find_file): Initialize *found_name
5782 and *namep when using the fallback search for case 4.
5784 2010-10-11 Cary Coutant <ccoutant@google.com>
5786 * options.h (class General_options): Redefine -z lazy as an alias for
5787 the negation of -z now.
5789 2010-10-11 Ian Lance Taylor <iant@google.com>
5791 * resolve.cc (symbol_to_bits): Report the value of the unsupported
5794 2010-10-06 Nick Clifton <nickc@redhat.com>
5796 * script-sections.cc(class Memory_region): Remove
5797 current_lma_offset_ field. Rename current_vma_offset_ to
5798 current_offset_. Add last_section_ field.
5799 (Memory_region::get_current_vma_address): Rename to
5800 get_current_address.
5801 (Memory_region::get_current_lma_address): Delete.
5802 (Memory_region::increment_vma_offset): Rename to
5804 (Memory_region::increment_lma_offset): Delete.
5805 (Memory_region::attributes_compatible): New method. Returns
5806 true if the provided section is compatible with the region.
5807 (Memory_region::get_last_section): New method. Returns the last
5808 section to use the region.
5809 (Memory_region::set_last_section): New method. Stores the last
5810 section to use the region.
5811 (Script_sections::block_in_region): New method. Returns true if
5812 a block of memory is contained within a region.
5813 (Script_sections::find_memory_region): New method. Locates a
5814 memory region to be used to set a VMA or LMA address.
5815 (Output_section_definition::set_section_addresses): Add code to
5816 check for addresses set by memory regions.
5817 (Output_segment::set_section_addresses): Remove memory region
5819 (Script_sections::create_segment): Add a warning if a header
5820 segment is created outside of any region.
5821 * script-sections.h (class Script_sections): Add prototypes for
5822 find_memory_region and block_in_region methods.
5823 * testsuite/memory_test.s: Use .long instead of .word.
5824 * testsuite/memory_test.t: Add some more output sections.
5825 * testsuite/memory_test.sh: Update expected output.
5827 2010-10-02 Doug Kwan <dougkwan@google.com>
5829 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
5830 defintion to symtab.h
5831 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
5832 declaration to defintion.
5834 2010-10-01 Nick Clifton <nickc@redhat.com>
5836 * expression.cc (eval): Replace dummy argument with NULL.
5837 (eval_maybe_dot): Check for a NULL result section pointer.
5838 (Symbol_expression::value): Likewise.
5839 (Dot_expression::value): Likewise.
5840 (BINARY_EXPRESSION): Likewise.
5841 (Max_expression::value): Likewise.
5842 (Min_expression::value): Likewise.
5843 (Absolute_expression::value): Likewise.
5844 (Addr_expression::value_from_output_section): Likewise.
5845 (Loaddddr_expression::value_from_output_section): Likewise.
5846 (Segment_start_expression::value): Likewise.
5847 * script-sections.cc
5848 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
5850 (Sections_elememt_dot_assignment::set_section_addresses):
5852 (Output_data_expression::do_write_to_buffer): Likewise.
5853 (Output_section_definition::finalize_symbols): Likewise.
5854 (Output_section_definition::set_section_addresses): Likewise.
5856 2010-09-30 Doug Kwan <dougkwan@google.com>
5858 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
5860 2010-09-28 Sriraman Tallam <tmsriram@google.com>
5862 * target.h (Target::can_icf_inline_merge_sections): New virtual
5864 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
5866 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
5868 * icf.cc (get_section_contents): Inline merge sections only when
5871 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5873 * configure: Regenerate.
5875 2010-09-17 Ian Lance Taylor <iant@google.com>
5877 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
5878 * testsuite/Makefile.am (memory_test.o): New target.
5879 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
5881 * testsuite/Makefile.in: Rebuild.
5883 2010-09-17 Doug Kwan <dougkwan@google.com>
5885 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
5886 defintion if relocation uses GOT entries of the symbol.
5887 * testsuite/icf_safe_test.sh: Fix test.
5888 * testsuite/icf_safe_so_test.sh: Fix test.
5890 2010-09-16 Cary Coutant <ccoutant@google.com>
5892 * script_sections.cc (class Memory_region): Remove "NULL" from
5893 vector initializations.
5895 2010-09-15 Cary Coutant <ccoutant@google.com>
5897 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
5898 Resolve forwarding symbols.
5900 2010-09-15 Doug Kwan <dougkwan@google.com>
5902 * gold/testsuite/script_test_3.t: Add ARM special sections.
5903 * gold/testsuite/script_test_4.t: Same.
5904 * gold/testsuite/script_test_5.t: Same.
5905 * gold/testsuite/script_test_6.t: Same.
5906 * gold/testsuite/script_test_7.t: Same.
5907 * gold/testsuite/script_test_7.t: Same.
5908 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
5910 2010-09-14 Cary Coutant <ccoutant@google.com>
5912 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
5913 (Target_x86_64::Relocate::relocate_tls): Replace check for
5914 saw_tls_block_reloc_ with test for executable section.
5916 2010-09-12 Cary Coutant <ccoutant@google.com>
5918 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
5919 position-independent executables to shared libraries need dynamic
5921 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
5922 position-independent executables.
5923 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
5924 * testsuite/Makefile.in: Regenerate.
5926 2010-09-10 Nick Clifton <nickc@redhat.com>
5929 * testsuite/memory_test.t: Discard any sections that are not
5932 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
5935 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
5936 "This::" to work around a bug in gcc 4.2.
5938 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
5940 2010-09-09 Rafael Espindola <espindola@google.com>
5942 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
5943 sections with different PF_X flags in the same segment.
5944 (Layout::find_first_load_seg): Search all segments to find the first
5946 * options.h (rosegment): New.
5948 2010-09-08 Rafael Espindola <espindola@google.com>
5950 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
5952 2010-09-08 Doug Kwan <dougkwan@google.com>
5954 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
5955 (Arm_relobj::do_relocate_sections): Add new parameter for output
5956 file to match the parent.
5957 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
5958 of local symbols instead of input values. Update code to track
5959 changes in gold::relocate_section.
5960 * object.cc (Sized_relobj::compute_final_local_value): New methods.
5961 (Sized_relobj::compute_final_local_value_internal): New methods.
5962 (Sized_relobj::do_finalize_local_symbols): Move code from loop
5963 body into private version of Sized_relobj::compute_final_local_value.
5964 Call the inline method.
5965 * object.h (Symbol_value::Symbol_value): Define destructor. Free
5966 merged symbol value if there is one.
5967 (Symbol_value::has_output_value): New method defintiion.
5968 (Sized_relobj::Compute_final_local_value_status): New enum type.
5969 (Sized_relobj::compute_final_local_value): New methods.
5970 (Sized_relobj::compute_final_local_value_internal): New methods.
5971 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
5972 and arm_cortex_a8.sh.
5973 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
5974 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
5976 * Makefile.in: Regenerate.
5977 * testsuite/arm_bl_out_of_range.s: Update test.
5978 * testsuite/thumb_bl_out_of_range.s: Ditto.
5979 * testsuite/thumb_blx_out_of_range.s: Ditto.
5980 * testsuite/arm_branch_out_of_range.sh: New file.
5981 * testsuite/arm_cortex_a8.sh: Ditto.
5982 * testsuite/arm_cortex_a8_b.s: Ditto.
5983 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
5984 * testsuite/arm_cortex_a8_b_local.s: Ditto.
5985 * testsuite/arm_cortex_a8_bl.s: Ditto.
5986 * testsuite/arm_cortex_a8_blx.s: Ditto.
5987 * testsuite/arm_cortex_a8_local.s: Ditto.
5988 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
5989 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
5991 2010-09-08 Rafael Espindola <espindola@google.com>
5993 * Makefile.am (memory_test.stdout): Run readelf with -W.
5994 * Makefile.in: Regenerate.
5995 * testsuite/memory_test.sh: Make the regexps accept both 32 and
5998 2010-09-08 Rafael Espindola <espindola@google.com>
6000 * script-sections.cc (Script_sections::add_memory_region): Convert
6001 field precision to int.
6002 * script.cc (script_set_section_region, script_set_section_region):
6003 Convert field precision to int.
6005 2010-09-08 Rafael Espindola <espindola@google.com>
6007 * arm.cc (do_finalize_sections): Create the __exidx_start and
6008 __exdix_end symbols even when the section is missing.
6010 2010-09-08 Nick Clifton <nickc@redhat.com>
6012 * README: Remove claim that MEMORY is not supported.
6013 * expression.cc (script_exp_function_origin)
6014 (script_exp_function_length): Move from here to ...
6015 * script.cc: ... here.
6016 (script_set_section_region, script_add_memory)
6017 (script_parse_memory_attr, script_include_directive): New
6019 * script-sections.cc
6020 (class Memory_region): New class.
6021 (class Output_section_definition): Add set_memory_region,
6022 set_section_vma, set_section_lma and get_section_name methods.
6023 (class Script_Sections): Add add_memory_region,
6024 find_memory_region, find_memory_region_origin,
6025 find_memory_region_length and set_memory_region methods.
6026 Have set_section_addresses method walk the list of set memory
6028 Extend the print methos to display memory regions.
6029 * script-sections.h: Add prototypes for new methods.
6030 Add enum for MEMORY region attributes.
6031 * yyscript.y: Add support for parsing MEMORY regions.
6032 * script-c.h: Add prototypes for new functions.
6033 * testsuite/Makefile.am: Add test of MEMORY region functionality.
6034 * testsuite/Makefile.in: Regenerate.
6035 * testsuite/memory_test.sh: New script.
6036 * testsuite/memory_test.s: New assembler source file.
6037 * testsuite/memory_test.t: New linker script.
6039 2010-08-27 Doug Kwan <dougkwan@google.com>
6041 * gold/resolve.cc (Symbol_table::should_override): Let a weak
6042 reference override an existing dynamic weak reference.
6043 * testsuite/Makefile.am: Add new test dyn_weak_ref.
6044 * testsuite/Makefile.in: Regenerate.
6045 * testsuite/dyn_weak_ref.sh: New file.
6046 * testsuite/dyn_weak_ref_1.c: Ditto.
6047 * testsuite/dyn_weak_ref_2.c: Ditto.
6049 2010-08-27 Ian Lance Taylor <iant@google.com>
6051 * incremental.h (class Incremental_input_entry): Add virtual
6054 2010-08-27 Ian Lance Taylor <iant@google.com>
6056 * testsuite/start_lib_test_3.c: Mark t3 as used.
6058 2010-08-27 Nick Clifton <nickc@redhat.com>
6060 * options.cc (version_script): Fix small typo in previous
6063 2010-08-25 Nick Clifton <nickc@redhat.com>
6065 * archive.cc: Formatting fixes: Remove whitespace between
6066 typename and following asterisk. Remove whitespace between
6067 function name and opening parenthesis.
6068 * archive.h: Likewise.
6070 * attributes.cc: Likewise.
6071 * attributes.h: Likewise.
6072 * common.cc: Likewise.
6073 * copy-relocs.cc: Likewise.
6074 * dirsearch.h: Likewise.
6075 * dynobj.cc: Likewise.
6076 * ehframe.cc: Likewise.
6077 * ehframe.h: Likewise.
6078 * expression.cc: Likewise.
6079 * fileread.cc: Likewise.
6080 * fileread.h: Likewise.
6082 * gold-threads.cc: Likewise.
6083 * gold.cc: Likewise.
6084 * i386.cc: Likewise.
6086 * incremental-dump.cc: Likewise.
6087 * incremental.cc: Likewise.
6088 * layout.cc: Likewise.
6089 * layout.h: Likewise.
6090 * main.cc: Likewise.
6091 * merge.cc: Likewise.
6092 * merge.h: Likewise.
6093 * object.cc: Likewise.
6094 * object.h: Likewise.
6095 * options.cc: Likewise.
6096 * options.h: Likewise.
6097 * output.cc: Likewise.
6098 * output.h: Likewise.
6099 * plugin.cc: Likewise.
6100 * plugin.h: Likewise.
6101 * powerpc.cc: Likewise.
6102 * reloc.cc: Likewise.
6103 * script-c.h: Likewise.
6104 * script-sections.cc: Likewise.
6105 * script.cc: Likewise.
6106 * stringpool.cc: Likewise.
6107 * symtab.cc: Likewise.
6108 * symtab.h: Likewise.
6109 * target.cc: Likewise.
6110 * timer.cc: Likewise.
6111 * timer.h: Likewise.
6112 * version.cc: Likewise.
6113 * x86_64.cc: Likewise.
6115 2010-08-24 Nick Clifton <nickc@redhat.com>
6118 * layout.cc (segment_precedes): Sort segments by their physical
6119 addresses, if they have been set.
6121 2010-08-23 Cary Coutant <ccoutant@google.com>
6123 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
6125 (Lib_group::include_member): Unlock object after deleting its
6127 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
6130 2010-08-19 Neil Vachharajani <nvachhar@google.com>
6131 Cary Coutant <ccoutant@google.com>
6133 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
6134 constructor, and set_blocker.
6135 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
6137 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
6138 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
6139 * testsuite/Makefile.am (start_lib_test): New test case.
6140 * testsuite/Makefile.in: Regenerate.
6141 * testsuite/start_lib_test_main.c: New file.
6142 * testsuite/start_lib_test_1.c: New file.
6143 * testsuite/start_lib_test_2.c: New file.
6144 * testsuite/start_lib_test_3.c: New file.
6146 2010-08-19 Ian Lance Taylor <iant@google.com>
6148 * Makefile.in: Rebuild with automake 1.11.1.
6149 * aclocal.m4: Likewise.
6150 * testsuite/Makefile.in: Likewise.
6152 2010-08-19 Ian Lance Taylor <iant@google.com>
6155 * i386.cc (class Output_data_plt_i386): Update declarations.
6156 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
6157 local_ifuncs_ fields.
6158 (Target_i386::do_plt_section_for_global): New function.
6159 (Target_i386::do_plt_section_for_local): New function.
6160 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
6161 parameter; change all callers. Initialize global_ifuncs_ and
6162 local_ifuncs_. If doing a static link define __rel_iplt_start and
6164 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
6165 (Output_data_plt_i386::add_local_ifunc_entry): New function.
6166 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
6168 (Target_i386::make_plt_section): New function, broken out of
6169 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
6170 (Target_i386::make_plt_entry): Call make_plt_section.
6171 (Target_i386::make_local_ifunc_plt_entry): New function.
6172 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
6173 (Target_i386::Scan::local): Handle IFUNC symbols. Add
6174 R_386_IRELATIVE to switch.
6175 (Target_i386::Scan::global): Likewise.
6176 (Target_i386::Relocate::relocate): Likewise.
6177 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
6179 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
6180 (Target_x86_64::do_plt_section_for_global): New function.
6181 (Target_x86_64::do_plt_section_for_local): New function.
6182 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
6183 parameter; change all callers. If doing a static link define
6184 __rela_iplt_start and __rela_iplt_end.
6185 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
6186 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
6187 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
6189 (Target_x86_64::make_local_ifunc_plt_entry): New function.
6190 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
6192 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
6193 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
6194 R_X86_64_IRELATIVE to switch.
6195 (Target_x86_64::Scan::global): Likewise.
6196 (Target_x86_64::Relocate::relocate): Likewise.
6197 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
6199 * target.h (class Target): Add plt_section_for_global and
6200 plt_section_for_local functions. Add do_plt_section_for_global
6201 and do_plt_section_for_local virtual functions.
6202 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
6203 clarifying comments.
6204 (Symbol::use_plt_offset): Handle IFUNC symbol.
6205 * object.cc (Sized_relobj::Sized_relobj): Initialize
6207 (Sized_relobj::local_has_plt_offset): New function.
6208 (Sized_relobj::local_plt_offset): New function.
6209 (Sized_relobj::set_local_plt_offset): New function.
6210 (Sized_relobj::do_count): Handle IFUNC symbol.
6211 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
6212 a bit away from input_shndx_ field. Add set_is_func_symbol and
6213 is_ifunc_symbol functions.
6214 (class Sized_relobj): Update declarations. Remove Tls_got_entry
6215 and Local_tls_got_offsets. Define Local_plt_offsets. Add
6216 local_plt_offsets_ field.
6217 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
6218 * output.h (class Output_section_data): Add non-const
6219 output_section function.
6220 (class Output_data_got): Update declarations.
6221 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
6222 Add use_plt_offset parameter to global and local constructors.
6223 Change all callers. Change local_sym_index_ field to 31 bits.
6224 Change GSYM_CODE and CONSTANT_CODE accordingly.
6225 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
6226 doing a static link don't set sh_link field.
6227 (Output_data_got::Got_entry::write): Use PLT offset if
6229 (Output_data_got::add_global_plt): New function.
6230 (Output_data_got::add_local_plt): New function.
6231 * target-reloc.h (relocate_section): Handle IFUNC symbol.
6232 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
6233 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
6234 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
6235 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
6237 * testsuite/ifunc-sel.h: New file.
6238 * testsuite/ifuncmain1.c: New file.
6239 * testsuite/ifuncmain1vis.c: New file.
6240 * testsuite/ifuncmod1.c: New file.
6241 * testsuite/ifuncdep2.c: New file.
6242 * testsuite/ifuncmain2.c: New file.
6243 * testsuite/ifuncmain3.c: New file.
6244 * testsuite/ifuncmod3.c: New file.
6245 * testsuite/ifuncmain4.c: New file.
6246 * testsuite/ifuncmain5.c: New file.
6247 * testsuite/ifuncmod5.c: New file.
6248 * testsuite/ifuncmain6pie.c: New file.
6249 * testsuite/ifuncmod6.c: New file.
6250 * testsuite/ifuncmain7.c: New file.
6251 * configure, testsuite/Makefile.in: Rebuild.
6253 2010-08-18 Ian Lance Taylor <iant@google.com>
6256 (Output_section_incremental_inputs::write_input_files): Add cast
6257 to avoid signed/unsigned comparison warning.
6258 (Output_section_incremental_inputs::write_info_blocks): Likewise.
6260 2010-08-12 Cary Coutant <ccoutant@google.com>
6262 * common.cc (Sort_commons::operator()): Remove unnecessary code.
6264 2010-08-13 Ian Lance Taylor <iant@google.com>
6266 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
6268 2010-08-12 Cary Coutant <ccoutant@google.com>
6269 Doug Kwan <dougkwan@google.com>
6271 * resolve.cc (Symbol_table::should_override): When a weak dynamic
6272 defintion overrides non-weak undef, remember that the original undef
6274 * symtab.cc (Symbol_table::sized_write_global): For undef without
6275 an original weak binding, set binding to global in output.
6276 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
6277 * testsuite/Makefile.in: Regenerate.
6278 * testsuite/strong_ref_weak_def.sh: New file.
6279 * testsuite/strong_ref_weak_def_1.c: Ditto.
6280 * testsuite/strong_ref_weak_def_2.c: Ditto.
6282 2010-08-12 Cary Coutant <ccoutant@google.com>
6284 * testsuite/incremental_test.sh: Rewrite.
6285 * testsuite/incremental_test_1.c: Rewrite.
6286 * testsuite/incremental_test_2.c: Rewrite.
6288 2010-08-12 Cary Coutant <ccoutant@google.com>
6290 * arm.cc (Target_arm::got_size): Add const.
6291 (Target_arm::got_entry_count): New function.
6292 (Target_arm::plt_entry_count): New function.
6293 (Target_arm::first_plt_entry_offset): New function.
6294 (Target_arm::plt_entry_size): New function.
6295 (Output_data_plt_arm::entry_count): New function.
6296 (Output_data_plt_arm::first_plt_entry_offset): New function.
6297 (Output_data_plt_arm::get_plt_entry_size): New function.
6298 * i386.cc (Target_i386::got_size): Add const.
6299 (Target_i386::got_entry_count): New function.
6300 (Target_i386::plt_entry_count): New function.
6301 (Target_i386::first_plt_entry_offset): New function.
6302 (Target_i386::plt_entry_size): New function.
6303 (Output_data_plt_i386::entry_count): New function.
6304 (Output_data_plt_i386::first_plt_entry_offset): New function.
6305 (Output_data_plt_i386::get_plt_entry_size): New function.
6306 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
6307 find_incremental_inputs_sections. Dump incremental_got_plt section.
6308 * incremental.cc: Include target.h.
6309 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
6310 parameter. Adjust all callers. Find incremental_got_plt section.
6311 (Incremental_inputs::create_data_sections): Create incremental_got_plt
6313 (Output_section_incremental_inputs::set_final_data_size): Calculate
6314 size of incremental_got_plt section.
6315 (Output_section_incremental_inputs::do_write): Write the
6316 incremental_got_plt section.
6317 (Got_plt_view_info): New struct.
6318 (Local_got_offset_visitor): New class.
6319 (Global_got_offset_visitor): New class.
6320 (Global_symbol_visitor_got_plt): New class.
6321 (Output_section_incremental_inputs::write_got_plt): New function.
6322 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
6323 Add parameter. Adjust all callers.
6324 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6325 (Incremental_inputs::got_plt_section): New function.
6326 (Incremental_inputs::got_plt_section_): New data member.
6327 (Incremental_got_plt_reader): New class.
6328 * layout.cc (Layout::create_incremental_info_sections): Add the
6329 incremental_got_plt section.
6330 * object.h (Got_offset_list::get_list): New function.
6331 (Got offset_list::for_all_got_offsets): New function.
6332 (Sized_relobj::local_got_offset_list): New function.
6333 * powerpc.cc (Target_powerpc::got_size): Add const.
6334 (Target_powerpc::got_entry_count): New function.
6335 (Target_powerpc::plt_entry_count): New function.
6336 (Target_powerpc::first_plt_entry_offset): New function.
6337 (Target_powerpc::plt_entry_size): New function.
6338 (Output_data_plt_powerpc::entry_count): New function.
6339 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
6340 (Output_data_plt_powerpc::get_plt_entry_size): New function.
6341 * sparc.cc (Target_sparc::got_size): Add const.
6342 (Target_sparc::got_entry_count): New function.
6343 (Target_sparc::plt_entry_count): New function.
6344 (Target_sparc::first_plt_entry_offset): New function.
6345 (Target_sparc::plt_entry_size): New function.
6346 (Output_data_plt_sparc::entry_count): New function.
6347 (Output_data_plt_sparc::first_plt_entry_offset): New function.
6348 (Output_data_plt_sparc::get_plt_entry_size): New function.
6349 * symtab.h (Symbol::got_offset_list): New function.
6350 (Symbol_table::for_all_symbols): New function.
6351 * target.h (Sized_target::got_entry_count): New function.
6352 (Sized_target::plt_entry_count): New function.
6353 (Sized_target::plt_entry_size): New function.
6354 * x86_64.cc (Target_x86_64::got_size): Add const.
6355 (Target_x86_64::got_entry_count): New function.
6356 (Target_x86_64::plt_entry_count): New function.
6357 (Target_x86_64::first_plt_entry_offset): New function.
6358 (Target_x86_64::plt_entry_size): New function.
6359 (Output_data_plt_x86_64::entry_count): New function.
6360 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
6361 (Output_data_plt_x86_64::get_plt_entry_size): New function.
6363 2010-08-12 Cary Coutant <ccoutant@google.com>
6365 * archive.cc: Include incremental.h.
6366 (Archive::Archive): Initialize incremental_info_.
6367 (Archive::include_member): Record archive members in incremental info.
6368 (Add_archive_symbols::run): Record begin and end of an archive in
6370 (Lib_group::include_member): Record objects in incremental info.
6371 * archive.h (Incremental_archive_entry): Forward declaration.
6372 (Archive::set_incremental_info): New member function.
6373 (Archive::incremental_info): New member function.
6374 (Archive::Unused_symbol_iterator): New class.
6375 (Archive::unused_symbols_begin): New member function.
6376 (Archive::unused_symbols_end): New member function.
6377 (Archive::incremental_info_): New data member.
6378 * incremental-dump.cc (find_input_containing_global): New function.
6379 (dump_incremental_inputs): Dump new incremental info sections.
6380 * incremental.cc: Include symtab.h.
6381 (Output_section_incremental_inputs): New class.
6382 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
6383 new incremental info sections.
6384 (Sized_incremental_binary::do_check_inputs): Likewise.
6385 (Incremental_inputs::report_archive): Remove.
6386 (Incremental_inputs::report_archive_begin): New function.
6387 (Incremental_inputs::report_archive_end): New function.
6388 (Incremental_inputs::report_object): New function.
6389 (Incremental_inputs::finalize_inputs): Remove.
6390 (Incremental_inputs::report_input_section): New function.
6391 (Incremental_inputs::report_script): Rewrite.
6392 (Incremental_inputs::finalize): Do nothing but finalize string table.
6393 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
6394 (Incremental_inputs::sized_create_inputs_section_data): Remove.
6395 (Incremental_inputs::create_data_sections): New function.
6396 (Incremental_inputs::relocs_entsize): New function.
6397 (Output_section_incremental_inputs::set_final_data_size): New function.
6398 (Output_section_incremental_inputs::do_write): New function.
6399 (Output_section_incremental_inputs::write_header): New function.
6400 (Output_section_incremental_inputs::write_input_files): New function.
6401 (Output_section_incremental_inputs::write_info_blocks): New function.
6402 (Output_section_incremental_inputs::write_symtab): New function.
6403 * incremental.h (Incremental_script_entry): Forward declaration.
6404 (Incremental_object_entry): Forward declaration.
6405 (Incremental_archive_entry): Forward declaration.
6406 (Incremental_inputs): Forward declaration.
6407 (Incremental_inputs_header_data): Remove.
6408 (Incremental_inputs_header): Remove.
6409 (Incremental_inputs_header_write): Remove.
6410 (Incremental_inputs_entry_data): Remove.
6411 (Incremental_inputs_entry): Remove.
6412 (Incremental_inputs_entry_write): Remove.
6413 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
6414 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
6415 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6416 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
6418 (Incremental_input_entry): New class.
6419 (Incremental_script_entry): New class.
6420 (Incremental_object_entry): New class.
6421 (Incremental_archive_entry): New class.
6422 (Incremental_inputs::Incremental_inputs): Initialize new data members.
6423 (Incremental_inputs::report_inputs): Remove.
6424 (Incremental_inputs::report_archive): Remove.
6425 (Incremental_inputs::report_archive_begin): New function.
6426 (Incremental_inputs::report_archive_end): New function.
6427 (Incremental_inputs::report_object): Change prototype.
6428 (Incremental_inputs::report_input_section): New function.
6429 (Incremental_inputs::report_script): Change prototype.
6430 (Incremental_inputs::get_reloc_count): New function.
6431 (Incremental_inputs::set_reloc_count): New function.
6432 (Incremental_inputs::create_data_sections): New function.
6433 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
6434 (Incremental_inputs::inputs_section): New function.
6435 (Incremental_inputs::symtab_section): New function.
6436 (Incremental_inputs::relocs_section): New function.
6437 (Incremental_inputs::get_stringpool): Add const.
6438 (Incremental_inputs::command_line): Add const.
6439 (Incremental_inputs::inputs): Remove.
6440 (Incremental_inputs::command_line_key): New function.
6441 (Incremental_inputs::input_file_count): New function.
6442 (Incremental_inputs::input_files): New function.
6443 (Incremental_inputs::relocs_entsize): New function.
6444 (Incremental_inputs::sized_create_inputs_section_data): Remove.
6445 (Incremental_inputs::finalize_inputs): Remove.
6446 (Incremental_inputs::Input_info): Remove.
6447 (Incremental_inputs::lock_): Remove.
6448 (Incremental_inputs::inputs_): Change type.
6449 (Incremental_inputs::inputs_map_): Remove.
6450 (Incremental_inputs::current_object_entry_): New data member.
6451 (Incremental_inputs::inputs_section_): New data member.
6452 (Incremental_inputs::symtab_section_): New data member.
6453 (Incremental_inputs::relocs_section_): New data member.
6454 (Incremental_inputs::reloc_count_): New data member.
6455 (Incremental_inputs_reader): New class.
6456 (Incremental_symtab_reader): New class.
6457 (Incremental_relocs_reader): New class.
6458 * layout.cc (Layout::finalize): Move finalization of incremental info
6459 and creation of incremental info sections to follow finalization of
6460 symbol table. Set offsets for postprocessing sections.
6461 (Layout::create_incremental_info_sections): Call
6462 Incremental_inputs::create_data_sections. Add incremental symtab
6463 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
6464 sections to layout after input sections.
6465 * layout.h (struct Timespec): Forward declaration.
6466 (Layout::incremental_inputs): Add const.
6467 (Layout::create_incremental_info_sections): Add parameter.
6468 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
6469 * object.cc: Include incremental.h.
6470 (Relobj::finalize_incremental_relocs): New function.
6471 (Sized_relobj::do_layout): Record input sections in incremental info.
6472 * object.h (Object::output_section): New function.
6473 (Object::output_section_offset): Moved from Relobj.
6474 (Object::get_incremental_reloc_base): New function.
6475 (Object::get_incremental_reloc_count): New function.
6476 (Object::do_output_section): New function.
6477 (Object::do_output_section_offset): Moved from Relobj.
6478 (Object::do_get_incremental_reloc_base): New function.
6479 (Object::do_get_incremental_reloc_count): New function.
6480 (Object::Object): Initialize new data members.
6481 (Relobj::output_section): Renamed do_output_section and moved to
6483 (Relobj::output_section_offset): Moved to Object.
6484 (Relobj::do_get_incremental_reloc_base): New function.
6485 (Relobj::do_get_incremental_reloc_count): New function.
6486 (Relobj::allocate_incremental_reloc_counts): New function.
6487 (Relobj::count_incremental_reloc): New function.
6488 (Relobj::finalize_incremental_relocs): New function.
6489 (Relobj::next_incremental_reloc_index): New function.
6490 (Relobj::reloc_counts_): New data member.
6491 (Relobj::reloc_bases_): New data member.
6492 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
6493 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
6494 (Sized_relobj::incremental_relocs_scan): New function.
6495 (Sized_relobj::incremental_relocs_scan_reltype): New function.
6496 (Sized_relobj::incremental_relocs_write): New function.
6497 (Sized_relobj::incremental_relocs_write_reltype): New function.
6498 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
6500 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
6501 archives and object files elsewhere.
6502 (Add_symbols::run): Report object files here.
6503 (Finish_group::run): Report end of archive at end of group.
6504 * reloc.cc: Include layout.h, incremental.h.
6505 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
6506 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
6507 (Sized_relobj::incremental_relocs_scan): New function.
6508 (Sized_relobj::incremental_relocs_scan_reltype): New function.
6509 (Sized_relobj::do_relocate_sections): Write incremental relocations.
6510 (Sized_relobj::incremental_relocs_write): New function.
6511 (Sized_relobj::incremental_relocs_write_reltype): New function.
6512 * script.cc (read_input_script): Rewrite test for incremental link.
6513 Change call to Incremental_inputs::report_script.
6514 * symtab.h (Symbol_table::first_global_index): New function.
6515 (Symbol_table::output_count): New function.
6517 2010-08-12 Doug Kwan <dougkwan@google.com>
6519 * arm.cc (Target_arm::merge_object_attributes): Check command line
6520 options --no-wchar-size-warning and --no-enum-size-warning.
6521 * options.h (General_options): Add ld-compatible options
6522 --no-enum-size-warning and --no-wchar-size-warning.
6524 2010-08-04 Ian Lance Taylor <iant@google.com>
6526 * x86_64.cc (Target_x86_64::Scan::local): Use
6527 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
6528 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
6529 (Target_x86_64::Scan::global): Likewise.
6530 (Target_x86_64::Relocate::relocate): Likewise.
6531 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
6534 2010-08-03 Cary Coutant <ccoutant@google.com>
6536 * merge.cc (Output_merge_string::do_add_input_section): Count strings
6537 to reserve space in merged_strings vector. Keep total input size
6539 (Output_merge_string::do_print_merge_stats): Print total input size.
6540 * merge.h (Output_merge_string): Add input_size_ field.
6541 * stringpool.cc (Stringpool_template::string_length): Move
6542 implementations out of Stringpool_template class and place in
6544 * stringpool.h (string_length): Move out of Stringpool_template.
6546 2010-08-03 Ian Lance Taylor <iant@google.com>
6549 * layout.cc (relaxation_loop_body): If address of load segment is
6550 set, adjust address to include headers if possible.
6552 2010-08-03 Ian Lance Taylor <iant@google.com>
6554 * version.cc (version_string): Bump to 1.10.
6556 2010-08-03 Ian Lance Taylor <iant@google.com>
6559 * layout.h (enum Output_section_order): Define.
6560 (class Layout): Update declarations.
6561 * layout.cc (Layout::get_output_section): Add order parameter.
6562 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
6563 is_first_non_relro parameters. Change all callers.
6564 (Layout::choose_output_section): Likewise.
6565 (Layout::add_output_section_data): Likewise.
6566 (Layout::make_output_section): Likewise. Set order.
6567 (Layout::default_section_order): New function.
6568 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
6569 * output.cc (Output_section::Output_section): Initialize order_.
6570 Don't initialize deleted fields.
6571 (Output_segment::Output_segment): Don't initialize deleted
6573 (Output_segment::add_output_section_to_load): New function
6574 replacing add_output_section. Change all callers to call this or
6575 add_output_section_to_nonload.
6576 (Output_segment::add_output_section_to_nonload): New function.
6577 (Output_segment::remove_output_section): Rewrite.
6578 (Output_segment::add_initial_output_data): Likewise.
6579 (Output_segment::has_any_data_sections): Likewise.
6580 (Output_segment::is_first_section_relro): Likewise.
6581 (Output_segment::maximum_alignment): Likewise.
6582 (Output_segment::has_dynamic_reloc): New function replacing
6583 dynamic_reloc_count. Change all callers.
6584 (Output_segment::has_dynamic_reloc_list): New function replacing
6585 dynamic_reloc_count_list. Change all callers.
6586 (Output_segment::set_section_addresses): Rewrite.
6587 (Output_segment::set_offset): Rewrite.
6588 (Output_segment::find_first_and_last_list): Remove.
6589 (Output_segment::set_tls_offsets): Rewrite.
6590 (Output_segment::first_section_load_address): Likewise.
6591 (Output_segment::output_section_count): Likewise.
6592 (Output_segment::section_with_lowest_load_address): Likewise.
6593 (Output_segment::write_section_headers): Likewise.
6594 (Output_segment::print_sections_to_map): Likewise.
6595 * output.h (class Output_data): Remove dynamic_reloc_count_
6596 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
6597 (Output_data::add_dynamic_reloc): Rewrite.
6598 (Output_data::has_dynamic_reloc): New function.
6599 (Output_data::dynamic_reloc_count): Remove.
6600 (class Output_section): Add order_ field. Remvoe is_relro_local_,
6601 is_last_relro_, is_first_non_relro_, is_interp_,
6602 is_dynamic_linker_section_ fields. Add order and set_order
6603 functions. Remove is_relro_local, set_is_relro_local,
6604 is_last_relro, set_is_last_relro, is_first_non_relro,
6605 set_is_first_non_relro functions, is_interp, set_is_interp,
6606 is_dynamic_linker_section, and set_is_dynamic_linker_section
6608 (class Output_segment): Change Output_data_list from std::list to
6609 std:;vector. Add output_lists_ field. Remove output_data_ and
6610 output_bss_ fields. Update declarations.
6612 2010-08-02 Ian Lance Taylor <iant@google.com>
6614 * arm.cc (Target_arm::gc_process_relocs): Use typename.
6615 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
6616 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
6618 2010-08-02 Ian Lance Taylor <iant@google.com>
6621 * script.cc (Script_options::Script_options): Initialize
6622 symbol_definitions_ and symbol_references_.
6623 (Script_options::add_symbol_assignment): Update
6624 symbol_definitions_ and symbol_references_.
6625 (Script_options::add_symbol_reference): New function.
6626 (script_symbol): New function.
6627 * script.h (class Script_options): Add symbol_definitions_ and
6628 symbol_references_ fields.
6629 (Script_options::referenced_const_iterator): New type.
6630 (Script_options::referenced_begin): New function.
6631 (Script_options::referenced_end): New function.
6632 (Script_options::is_referenced): New function.
6633 (Script_options::any_unreferenced): New function.
6634 * script-c.h (script_symbol): Declare.
6635 * yyscript.y (exp): Call script_symbol.
6636 * symtab.cc: Include "script.h".
6637 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
6638 Change all callers. Check symbols referenced by scripts.
6639 (Symbol_table::add_undefined_symbols_from_command_line): Add
6640 layout parameter. Change all callers.
6641 (Symbol_table::do_add_undefined_symbols_from_command_line):
6642 Likewise. Break out loop body. Check symbols referenced by
6644 (Symbol_table::add_undefined_symbol_from_command_line): New
6645 function broken out of
6646 do_add_undefined_symbols_from_command_line.
6647 * symtab.h (class Symbol_table): Update declarations.
6648 * archive.cc: Include "layout.h".
6649 (Archive::should_include_member): Add layout parameter. Change
6650 all callers. Check for symbol mentioned in expression.
6651 * archive.h (class Archive): Update declaration.
6652 * object.cc (Sized_relobj::do_should_include_member): Add layout
6654 * object.h (Object::should_include_member): Add layout parameter.
6656 (Object::do_should_include_member): Add layout parameter.
6657 (class Sized_relobj): Update declaration.
6658 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
6660 * dynobj.h (class Sized_dynobj): Update declaration.
6661 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
6663 * plugin.h (class Sized_pluginobj): Update declaration.
6665 2010-08-02 Ian Lance Taylor <iant@google.com>
6668 * output.cc (Output_segment::set_offset): Search for the first and
6669 last sections rather than assuming that the list is in order.
6670 (Output_segment::find_first_and_last_list): New function.
6671 * output.h (class Output_segment): Update declarations.
6672 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
6673 (relro_strip_test_SOURCES): New variable.
6674 (relro_strip_test_DEPENDENCIES): New variable.
6675 (relro_strip_test_LDFLAGS): New variable.
6676 (relro_strip_test_LDADD): New variable.
6677 (relro_strip_test.so): New target.
6679 2010-08-02 Ian Lance Taylor <iant@google.com>
6681 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
6682 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
6683 (Target_i386::got_tlsdesc_section): New function.
6684 (Target_i386::got_section): Create space for GOT entries for
6685 TLSDESC relocations.
6686 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
6688 (Target_i386::Scan::global): Likewise.
6689 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
6691 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
6692 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
6693 (Target_x86_64::got_tlsdesc_section): New function.
6694 (Target_x86_64::got_section): Create space for GOT entries for
6695 TLSDESC relocations.
6696 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
6698 (Target_x86_64::Scan::global): Likewise.
6699 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
6702 2010-08-02 Ian Lance Taylor <iant@google.com>
6704 * testsuite/final_layout.sh: Use dc to convert from hex to
6707 2010-07-29 Sriraman Tallam <tmsriram@google.com>
6709 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
6710 paramter to the call to gold::gc_process_relocs.
6711 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
6712 paramter to the call to gold::gc_process_relocs.
6713 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
6714 parameter to the call to gold::gc_process_relocs.
6715 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
6716 template parameter to the call to gold::gc_process_relocs.
6717 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
6718 paramter to the call to gold::gc_process_relocs.
6719 * gc.h (get_embedded_addend_size): New function.
6720 (gc_process_relocs): Save the size of the reloc for use by ICF.
6721 * icf.cc (get_section_contents): Get the addend from the text section
6722 for SHT_REL relocation sections.
6723 * icf.h (Icf::Reloc_addend_size_info): New typedef.
6724 (Icf::Reloc_info): Add new member reloc_addend_size_info.
6725 * int_encoding.h (read_from_pointer): New overloaded function.
6726 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
6727 * testsuite/icf_sht_rel_addend_test.sh: New file.
6728 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
6729 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
6731 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6733 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
6734 * Makefile.in: Regenerate.
6735 * testsuite/Makefile.in: Regenerate.
6737 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
6739 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
6740 * gold/testsuite/debug_msg.cc: Likewise.
6741 * gold/testsuite/odr_violation1.cc
6742 * gold/testsuite/odr_violation2.cc
6744 2010-07-21 Cary Coutant <ccoutant@google.com>
6746 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
6747 string, and length fields.
6748 (Output_merge_string::Merged_strings_list): New type.
6749 (Output_merge_string::Merged_strings_lists): New typedef.
6750 (Output_merge_string): Replace merged_strings_ with
6751 merged_strings_lists_.
6752 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
6753 Merged_strings_list per input object and section. Don't store pointer
6754 to the string. Don't store length with each merged string entry.
6755 (Output_merge_string::finalize_merged_data): Loop over list of merged
6756 strings lists. Recompute length of each merged string.
6758 2010-07-15 Cary Coutant <ccoutant@google.com>
6760 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
6763 2010-07-14 Ian Lance Taylor <iant@google.com>
6765 * descriptors.cc (Descriptors::open): Report correct name in error
6768 2010-07-13 Doug Kwan <dougkwan@google.com>
6770 * arm.cc (Arm_input_section::Arm_input_section): For a
6771 SHT_ARM_EXIDX section, always keeps the input sections.
6772 (Arm_input_section::set_exidx_section_link): New method.
6773 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
6774 has_errors_ to false.
6775 (Arm_exidx_input_section::has_errors,
6776 Arm_exidx_input_section::set_has_errors): New methods.
6777 (Arm_exidx_input_section::has_errors_): New data member.
6778 (Arm_relobj::get_exidx_shndx_list): New method.
6779 (Arm_output_section::append_text_sections_to_list): Do not skip
6780 section without SHF_EXECINSTR.
6781 (Arm_output_section::fix_exidx_coverage): Skip input sections with
6783 (Arm_relobj::make_exidx_input_section): Add new parameter for text
6784 section header. Make error messages more verbose. Check for
6785 a non-executable section linked to an EXIDX section.
6786 (Arm_relobj::do_read_symbols): Remove error checking, which has been
6787 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
6788 check that there is no deferred EXIDX section if we exit early.
6789 Instead of not making an EXIDX section in case of an error, make one
6790 and set the has_errors flag of it.
6791 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
6792 in a relocatable link.
6793 (Target_arm::do_relax): Look for the EXIDX output section instead of
6794 assuming that it is called .ARM.exidx.
6795 (Target_arm::fix_exidx_coverage): Add a new parameter for input
6796 section list. Do not check for SHF_EXECINSTR section flags but
6797 skip any input section with errors.
6798 * output.cc (Output_section::Output_section): Initialize
6799 always_keeps_input_sections_ to false.
6800 (Output_section::add_input_section): Check for
6801 always_keeps_input_sections_.
6802 * output.h (Output_section::always_keeps_input_sections,
6803 Output_section::set_always_keeps_input_sections): New methods.
6804 (Output_section::always_keeps_input_sections): New data member.
6806 2010-07-13 Rafael Espindola <espindola@google.com>
6808 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
6809 * fileread.h (Input_file): Add try_extra_search_path and find_file.
6811 2010-07-13 Philip Herron <herron.philip@googlemail.com>
6812 Ian Lance Taylor <iant@google.com>
6814 * output.h (Output_section_lookup_maps::add_merge_section):
6815 Correct check of whether value was inserted.
6816 (Output_section_lookup_maps::add_merge_input_section): Likewise.
6817 (Output_section_lookup_maps::add_relaxed_input_section):
6819 * arm.cc (Target_arm::got_section): Remove used local os.
6820 * i386.cc (Target_i386::got_section): Likewise.
6821 * x86_64.cc (Target_x86_64::got_section): Likewise.
6822 * sparc.cc (Target_sparc::got_section): Likewise.
6823 (Target_sparc::relocate): Remove unused local have_got_offset.
6824 * powerpc.cc (Target_powerpc::relocate): Likewise.
6826 2010-07-13 Ian Lance Taylor <iant@google.com>
6828 * compressed_output.cc (zlib_decompress): Fix signature in
6831 * archive.cc (Archive::include_member): Unlock an external member
6832 of a thin archive. Don't bother to delete an object we know is
6835 2010-07-12 Cary Coutant <ccoutant@google.com>
6837 * compressed_output.cc (zlib_decompress): New function.
6838 (get_uncompressed_size): New function.
6839 (decompress_input_section): New function.
6840 * compressed_output.h (get_uncompressed_size): New function.
6841 (decompress_input_section): New function.
6842 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
6843 Handle compressed debug sections.
6844 * layout.cc (is_compressed_debug_section): New function.
6845 (Layout::output_section_name): Map compressed section names to
6847 * layout.h (is_compressed_debug_section): New function.
6848 (is_debug_info_section): Recognize compressed debug sections.
6849 * merge.cc: Include compressed_output.h.
6850 (Output_merge_data::do_add_input_section): Handle compressed
6852 (Output_merge_string::do_add_input_section): Handle compressed
6854 * object.cc: Include compressed_output.h.
6855 (Sized_relobj::Sized_relobj): Initialize new data members.
6856 (build_compressed_section_map): New function.
6857 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
6858 * object.h (Object::section_is_compressed): New method.
6859 (Object::do_section_is_compressed): New method.
6860 (Sized_relobj::Compressed_section_map): New type.
6861 (Sized_relobj::do_section_is_compressed): New method.
6862 (Sized_relobj::compressed_sections_): New data member.
6863 * output.cc (Output_section::add_input_section): Handle compressed
6865 * reloc.cc: Include compressed_output.h.
6866 (Sized_relobj::write_sections): Handle compressed debug sections.
6868 2010-07-08 Cary Coutant <ccoutant@google.com>
6870 * resolve.cc (Symbol_table::resolve): Remember whether undef was
6871 weak when resolving to a dynamic def.
6872 (Symbol_table::should_override): Add adjust_dyndef flag; set it
6873 for weak undef/dynamic def cases. Adjust callers.
6874 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
6875 undef_binding_weak_.
6876 (Symbol_table::sized_write_globals): Adjust symbol binding.
6877 (Symbol_table::sized_write_symbol): Add binding parameter.
6878 * symtab.h (Symbol::set_undef_binding): New method.
6879 (Symbol::is_undef_binding_weak): New method.
6880 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
6881 (Symbol_table::should_override): Add new parameter.
6882 (Symbol_table::sized_write_symbol): Add new parameter.
6884 * testsuite/weak_undef_file1.cc: Add new test case.
6885 * testsuite/weak_undef_file2.cc: Fix header comment.
6886 * testsuite/weak_undef_test.cc: Add new test case.
6888 2010-06-29 Doug Kwan <dougkwan@google.com>
6890 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
6891 Initialize USE_SYMBOL_.
6892 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
6894 (Arm_reloc_property::uses_symbol_): New data member declaration.
6895 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
6896 uses symbol value and symbol is undefined but not weakly undefined.
6898 2010-06-28 Rafael Espindola <espindola@google.com>
6900 * plugin.cc (Plugin::load): Use dlerror.
6902 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
6904 * symtab.cc (detect_odr_violations): When reporting an ODR
6905 violation, report an object where the symbol is defined.
6907 2010-06-25 Doug Kwan <dougkwan@google.com>
6909 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
6910 (Target_arm::section_may_have_icf_unsafe_pointers): New method
6912 (Target_arm::Scan::local_reloc_may_be_function_pointer,
6913 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
6914 target hook to detect function points.
6915 (Target_arm::Scan::possible_function_pointer_reloc): New method.
6916 * icf.h (Icf::check_section_for_function_pointers): Change type of
6917 parameter SECTION_NAME to const reference to std::string. Use
6918 target hook to determine if section may have unsafe pointers.
6919 * target.h (Target::section_may_have_icf_unsafe_pointers): New
6922 2010-06-21 Rafael Espindola <espindola@google.com>
6924 * fileread.cc (Input_file::find_fie): New
6925 (Input_file::open): Use Input_file::find_fie.
6926 * fileread.h (Input_file::find_fie): New
6927 * plugin.cc (set_extra_library_path): New.
6928 (Plugin::load): Add set_extra_library_path to the transfer vector.
6929 (Plugin_manager::set_extra_library_path): New.
6930 (Plugin_manager::add_input_file): Use the extra search path if set.
6931 (set_extra_library_path(): New.
6932 * plugin.h (Plugin_manager): Add set_extra_library_path and
6935 2010-06-19 Cary Coutant <ccoutant@google.com>
6937 * layout.cc (gdb_sections): Add .debug_types.
6938 (lines_only_debug_sections): Likewise.
6940 2010-06-18 Rafael Espindola <espindola@google.com>
6942 * plugin.cc (add_input_file,add_input_library)
6943 (Plugin_manager::add_input_file): Make filename arguments const.
6944 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
6947 2010-06-16 Doug Kwan <dougkwan@google.com>
6949 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
6950 .ARM.attributes section if we have not merged any input
6951 attributes sections.
6953 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6955 * arm.cc: Allow combining objects with no EABI version
6958 2010-06-15 Rafael Espindola <espindola@google.com>
6960 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
6962 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6964 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
6965 (struct iovec): Correct !HAVE_READV definition.
6967 2010-06-10 Cary Coutant <ccoutant@google.com>
6969 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
6970 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
6972 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
6975 * symtab.h (Symbol::is_placeholder): New member function.
6976 * target-reloc.h (relocate_section): Check for placeholder symbols.
6978 * testsuite/Makefile.am (plugin_test_8): New test.
6979 (plugin_test_9): New test.
6980 * testsuite/Makefile.in: Regenerate.
6982 2010-06-09 Nick Clifton <nickc@redhat.com>
6984 * yyscript.y (input_list_element): Allow strings prefixed with
6985 the '-' character. Treat these as libraries.
6986 * script.cc (script_add_library): New function. Adds a library
6987 specified by "-l<name>" found in an input script.
6988 * script-c.h: Add prototype for script_add_library.
6990 2010-06-07 Doug Kwan <dougkwan@google.com>
6992 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
6993 Restrict stub-group size to be within long conditional branch
6994 range when working around cortex-A8 erratum.
6996 2010-06-07 Damien Diederen <dd@crosstwine.com>
6998 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
7001 2010-06-03 Sriraman Tallam <tmsriram@google.com>
7005 (Output_section::Input_section_sort_entry::compare_section_ordering):
7006 Change to return non-zero correctly.
7007 (Output_section::Input_section_sort_section_order_index_compare
7008 ::operator()): Change to fix ambiguity in comparisons.
7010 2010-06-01 Sriraman Tallam <tmsriram@google.com>
7012 * gold.h (is_wildcard_string): New function.
7013 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
7014 (Layout::layout_eh_frame): Ditto.
7015 (Layout::find_section_order_index): New method.
7016 (Layout::read_layout_from_file): New method.
7017 * layout.h (Layout::find_section_order_index): New method.
7018 (Layout::read_layout_from_file): New method.
7019 (Layout::input_section_position_): New private member.
7020 (Layout::input_section_glob_): New private member.
7021 * main.cc (main): Call read_layout_from_file here.
7022 * options.h (--section-ordering-file): New option.
7023 * output.cc (Output_section::input_section_order_specified_): New
7025 (Output_section::Output_section): Initialize new member.
7026 (Output_section::add_input_section): Add new parameter.
7027 Keep input sections when --section-ordering-file is used.
7028 (Output_section::set_final_data_size): Sort input sections when
7029 section ordering file is specified.
7030 (Output_section::Input_section_sort_entry): Add new parameter.
7032 (Output_section::Input_section_sort_entry::compare_section_ordering):
7034 (Output_section::Input_section_sort_compare::operator()): Change to
7035 consider section_order_index.
7036 (Output_section::Input_section_sort_init_fini_compare::operator()):
7037 Change to consider section_order_index.
7038 (Output_section::Input_section_sort_section_order_index_compare
7039 ::operator()): New method.
7040 (Output_section::sort_attached_input_sections): Change to sort
7041 according to section order when specified.
7042 (Output_section::add_input_section<32, true>): Add new parameter.
7043 (Output_section::add_input_section<64, true>): Add new parameter.
7044 (Output_section::add_input_section<32, false>): Add new parameter.
7045 (Output_section::add_input_section<64, false>): Add new parameter.
7046 * output.h (Output_section::add_input_section): Add new parameter.
7047 (Output_section::input_section_order_specified): New
7049 (Output_section::set_input_section_order_specified): New method.
7050 (Input_section::Input_section): Initialize section_order_index_.
7051 (Input_section::section_order_index): New method.
7052 (Input_section::set_section_order_index): New method.
7053 (Input_section::section_order_index_): New member.
7054 (Input_section::Input_section_sort_section_order_index_compare): New
7056 (Output_section::input_section_order_specified_): New member.
7057 * script-sections.cc (is_wildcard_string): Delete and move modified
7059 (Output_section_element_input::Output_section_element_input): Modify
7060 call to is_wildcard_string.
7061 (Output_section_element_input::Input_section_pattern
7062 ::Input_section_pattern): Ditto.
7063 (Output_section_element_input::Output_section_element_input): Ditto.
7064 * testsuite/Makefile.am (final_layout): New test case.
7065 * testsuite/Makefile.in: Regenerate.
7066 * testsuite/final_layout.cc: New file.
7067 * testsuite/final_layout.sh: New file.
7069 2010-06-01 Rafael Espindola <espindola@google.com>
7071 * plugin.cc (Plugin::load): Pass the output name to the plugin.
7073 2010-06-01 Rafael Espindola <espindola@google.com>
7075 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
7076 visibility of symbols.
7078 2010-05-27 Doug Kwan <dougkwan@google.com>
7080 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
7081 from start of output section instead of address for a local symbol
7082 in a merged or relaxed section when doing a relocatable link.
7084 2010-05-26 Rafael Espindola <espindola@google.com>
7087 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
7088 adding sections the garbage collector removed.
7089 * gold/testsuite/Makefile.am: Add test.
7090 * gold/testsuite/Makefile.in: Regenerate.
7091 * gold/testsuite/plugin_test_7.sh: New.
7092 * gold/testsuite/plugin_test_7_1.c: New.
7093 * gold/testsuite/plugin_test_7_2.c: New.
7095 2010-05-26 Rafael Espindola <espindola@google.com>
7097 * script-sections.cc (Output_section_definition::set_section_addresses):
7098 Check for --section-start.
7100 2010-05-26 Doug Kwan <dougkwan@google.com>
7102 * arm.cc (Arm_scan_relocatable_relocs): New class.
7103 (Target_arm::relocate_special_relocatable): New method.
7104 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
7105 (Arm_relocate_functions::thumb_branch_common): Same.
7106 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
7107 instead of Default_scan_relocatable_relocs.
7108 * target-reloc.h (relocate_for_relocatable): Let target handle
7109 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
7110 * target.h (Sized_target::relocate_special_relocatable): New method.
7112 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7114 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
7116 2010-05-23 Doug Kwan <dougkwan@google.com>
7118 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
7120 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
7121 with a direct branch, not a conditional branch, to a stub.
7122 * merge.cc (Output_merge_base::record_input_section): New method
7124 (Output_merge_data::do_add_input_section): Record input section if
7125 keeps-input-sections flag is set.
7126 (Output_merge_string::do_add_input_section): Ditto.
7127 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
7128 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
7130 (Output_merge_base::keeps_input_sections,
7131 Output_merge_base::set_keeps_input_sections,
7132 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
7134 (Output_merge_base::Input_sections): New type declaration.
7135 (Output_merge_base::input_sections_begin,
7136 Output_merge_base::input_sections_end,
7137 Output_merge_base::do_set_keeps_input_sections): New method definitions.
7138 (Output_merge_base::bool keeps_input_sections_,
7139 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
7140 Output_merge_base::input_sections_): New data members.
7141 (Output_merge_data::do_set_keeps_input_sections): New method
7143 (Output_merge_string::do_set_keeps_input_sections): Ditto.
7144 * output.cc (Output_section::Input_section::relobj): Move method
7145 defintion from class declaration to here and handle merge sections.
7146 (Output_section::Input_section::shndx): Ditto.
7147 (Output_section::Output_section): Remove initializations of removed
7148 data members and initialize new data member LOOKUP_MAPS_.
7149 (Output_section::add_input_section): Set keeps-input-sections flag
7150 for a newly created merge output section as appropriate. Adjust code
7151 to use Output_section_lookup_maps class.
7152 (Output_section::add_relaxed_input_section): Adjst code for lookup
7153 maps code refactoring.
7154 (Output_section::add_merge_input_section): Add a new parameter
7155 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
7156 class. If adding input section to a newly created merge output
7157 section fails, remove the new merge section.
7158 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
7159 Adjust code for use of the Output_section_lookup_maps class.
7160 (Output_section::find_merge_section): Ditto.
7161 (Output_section::build_lookup_maps): New method defintion.
7162 (Output_section::find_relaxed_input_section): Adjust code to use
7163 Output_section_lookup_maps class.
7164 (Output_section::get_input_sections): Export merge sections. Adjust
7165 code to use Output_section_lookup_maps class.
7166 (Output_section:::add_script_input_section): Adjust code to use
7167 Output_section_lookup_maps class. Update lookup maps for merge
7169 (Output_section::discard_states): Use Output_section_lookup_maps.
7170 (Output_section::restore_states): Same.
7171 * output.h (Merge_section_properties): Move class defintion out of
7173 (Output_section_lookup_maps): New class.
7174 (Output_section::Input_section::is_merge_section): New method
7176 (Output_section::Input_section::relobj): Move defintion out of class
7177 defintion. Declare method only.
7178 (Output_section::Input_section::shndx): Ditto.
7179 (Output_section::Input_section::output_merge_base): New method defintion.
7180 (Output_section::Input_section::u2_.pomb): New union field.
7181 (Output_section::Merge_section_by_properties_map,
7182 Output_section::Output_section_data_by_input_section_map,
7183 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
7185 (Output_section::add_merge_input_section): Add new parameter
7186 KEEPS_INPUT_SECTIONS.
7187 (Output_section::build_lookup_maps): New method declaration.
7188 (Output_section::merge_section_map_,
7189 Output_section::merge_section_by_properties_map_,
7190 Output_section::relaxed_input_section_map_,
7191 Output_section::is_relaxed_input_section_map_valid_): Remove data
7193 (Output_section::lookup_maps_): New data member.
7195 2010-05-21 Doug Kwan <dougkwan@google.com>
7198 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
7199 avoid a compilation error.
7201 2010-05-19 Rafael Espindola <espindola@google.com>
7203 * script-sections.cc (Output_section_definition::allocate_to_segment):
7204 Update the phdrs_list even when the output section is NULL.
7205 * testsuite/Makefile.am: Add test.
7206 * testsuite/Makefile.in: Regenerate.
7207 * testsuite/script_test_9.cc: New.
7208 * testsuite/script_test_9.sh: New.
7209 * testsuite/script_test_9.t: New.
7211 2010-05-19 Doug Kwan <dougkwan@google.com>
7213 * arm.cc (Arm_input_section::original_size): New method.
7214 (Arm_input_section::do_addralign): Add a cast.
7215 (Arm_input_section::do_output_offset): Remove static cast.
7216 (Arm_input_section::original_addralign,
7217 Arm_input_section::original_size_): Change type to uint32_t.
7218 (Arm_input_section::init): Add safe casts for section alignment
7220 (Arm_input_section::set_final_data_size): Do not set address and
7221 offset of stub table.
7222 (Arm_output_section::fix_exidx_coverage): Change use of of
7223 Output_section::Simple_input_section to that of
7224 Output_section::Input_section.
7225 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
7226 except for the first pass.
7227 * output.cc (Output_section::get_input_sections): Change type of
7228 input_sections to std::list<Input_section>.
7229 (Output_section::add_script_input_section): Rename from
7230 Output_section::add_simple_input_section. Change type of SIS
7231 parameter from Simple_input_section to Input_section.
7232 * output.h (Output_section::Simple_input_section): Remove class.
7233 (Output_section::Input_section): Change class visibility to public.
7234 (Output_section::Input_section::addralign): Use stored alignments
7235 for special input sections if set.
7236 (Output_section::Input_section::set_addralign): New method.
7237 (Output_section::get_input_sections): Change parameter type from
7238 list of Simple_input_section to list of Input_section.
7239 (Output_section::add_script_input_section): Rename from
7240 Output_section::add_simple_input_section. Change first parameter's
7241 type from Simple_input_section to Input_section and remove the
7242 second and third parameters.
7243 * script-sections.cc (Input_section::Input_section_list): Change
7244 type to list of Output_section::Input_section/
7245 (Input_section_info::Input_section_info): Change parameter type of
7246 INPUT_SECTION to Output_section::Input_section.
7247 (Input_section_info::input_section): Change return type.
7248 (Input_section_info::input_section_): Change type to
7249 Output_section::Input_section.
7250 (Output_section_element_input::set_section_addresses): Adjust code
7251 to use Output_section::Input_section instead of
7252 Output_section::Simple_input_section. Adjust code for renaming
7253 of Output_section::add_simple_input_section.
7254 (Orphan_output_section::set_section_addresses): Ditto.
7256 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7258 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
7259 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
7261 2010-05-18 Rafael Espindola <espindola@google.com>
7263 * options.cc (General_options::finalize): Handle -nostdlib.
7264 * options.h (nostdlib): New option.
7265 * script.cc (script_add_search_dir): Handle -nostdlib.
7267 2010-05-12 Doug Kwan <dougkwan@google.com>
7269 * arm.cc (Target_arm::do_finalize_sections): Create an empty
7270 attributes section only if there no attributes section after merging.
7271 (Target_arm::merge_object_attributes): Move value of
7272 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
7273 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
7274 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
7275 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
7276 and arm_attr_merge_7.stdout.
7277 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
7278 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
7279 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
7280 arm_attr_merge_7b.o): New rules.
7281 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
7283 * testsuite/Makefile.in: Regenerate.
7284 * testsuite/arm_attr_merge.sh: New file.
7285 * testsuite/arm_attr_merge_[67][ab].s: Same.
7287 2010-05-05 Nick Clifton <nickc@redhat.com>
7289 * po/es.po: Updated Spanish translation.
7291 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7293 * Makefile.am (install-exec-local): Properly install gold as
7294 default cross linker.
7295 * Makefile.in: Regenerated.
7297 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7298 Nick Clifton <nickc@redhat.com>
7300 * configure.ac (install_as_default): Define and set to false
7301 unless --enable-gold or --enable-gold=both/gold has been
7303 * configure: Regenerate.
7305 * Makefile.am (install-exec-local): Install the executable as
7306 'ld.gold'. If install_as_default is true then also install it as
7308 * Makefile.in: Regenerated.
7310 2010-04-24 Ian Lance Taylor <iant@google.com>
7312 * layout.cc (Layout::layout_reloc): In relocatable link don't
7313 combine reloc sections for grouped sections.
7315 2010-04-23 Sriraman Tallam <tmsriram@google.com>
7317 * gc.h (gc_process_relocs): Pass information on relocs pointing to
7318 sections that are not ordinary to icf.
7319 * icf.cc (get_section_contents): Handle relocation pointing to section
7320 with no object or shndx information.
7321 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
7322 * testsuite/Makefile.in: Regenerate.
7323 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
7324 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
7326 2010-04-22 Ian Lance Taylor <iant@google.com>
7328 * expression.cc (Expression::Expression_eval_info): Add
7329 result_alignment_pointer field.
7330 (Expression::eval_with_dot): Add result_alignment_pointer
7331 parameter. Change all callers.
7332 (Expression::eval_maybe_dot): Likewise.
7333 (class Binary_expression): Add alignment_pointer parameter to
7334 left_value and right_value. Change all callers.
7335 (BINARY_EXPRESSION): Set result alignment.
7336 (class Trinary_expression): Add alignment_pointer parameter to
7337 arg2_value and arg3_value. Change all callers.
7338 (Trinary_cond::value): Set result alignment.
7339 (Max_expression::value, Min_expression::value): Likewise.
7340 (Align_expression::value): Likewise.
7341 * script-sections.cc (class Sections_element): Add dot_alignment
7342 parameter to set_section_addresses virtual function. Update
7344 (class Output_section_element): Likewise.
7345 (Script_sections::create_segments): Add dot_alignment parameter.
7347 (Script_sections::create_segments_from_phdrs_clause): Likewise.
7348 (Script_sections::set_phdrs_clause_addresses): Likewise.
7349 * script-sections.h: Update declarations.
7350 * script.h: Update declarations.
7351 * output.h (Output_segment::set_minimum_p_align): Don't decrease
7353 * testsuite/script_test_3.t: Set large alignment.
7354 * testsuite/script_test_3.sh: Make sure that at least one LOAD
7355 segment has expected alignment.
7357 2010-04-22 Nick Clifton <nickc@redhat.com>
7359 * po/gold.pot: Updated by the Translation project.
7360 * po/vi.po: Updated Vietnamese translation.
7362 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
7364 * testsuite/Makefile.am (check_PROGRAMS): Add
7365 icf_virtual_function_folding_test.
7366 * testsuite/Makefile.in: Regenerated.
7368 2010-04-15 Andrew Haley <aph@redhat.com>
7370 * options.h (merge_exidx_entries): New option.
7371 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
7372 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
7373 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
7374 (Target_arm::merge_exidx_entries): New function.
7375 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
7376 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
7377 to Arm_exidx_fixup constructor.
7378 Add new arg, merge_exidx_entries.
7379 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
7380 Arm_output_section::fix_exidx_coverage.
7382 2010-04-18 Sriraman Tallam <tmsriram@google.com>
7384 * icf.cc (get_section_contents): Check for preemptible functions.
7385 Ignore addend when appropriate.
7386 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
7388 (add_from_relobj): Check for section folded.
7389 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
7390 * symtab.h (should_add_dynsym_entry): Add new parameter.
7391 * target-reloc.h (scan_relocs): Check for section folded.
7392 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
7393 Check reloc types for function pointers in shared objects.
7394 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
7396 (icf_preemptible_functions_test): New test case.
7397 (icf_string_merge_test): New test case.
7398 * testsuite.Makefile.in: Regenerate.
7399 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
7400 bar_glob. Refactor code.
7401 * testsuite/icf_preemptible_functions_test.cc: New file.
7402 * testsuite/icf_preemptible_functions_test.sh: New file.
7403 * testsuite/icf_string_merge_test.cc: New file.
7404 * testsuite/icf_string_merge_test.sh: New file.
7405 * testsuite/icf_virtual_function_folding_test.cc: New file.
7406 * testsuite/icf_virtual_function_folding_test.sh: New file.
7408 2010-04-14 Doug Kwan <dougkwan@google.com>
7410 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
7411 for local symbol recounting if we remove a section due to ICF.
7412 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
7413 there are no regular objects in input.
7415 2010-04-13 Doug Kwan <dougkwan@google.com>
7417 * arm.cc (Arm_input_section::set_final_data_size): Compute
7418 accurate final data size instead of using current data size.
7420 2010-04-09 Doug Kwan <dougkwan@google.com>
7422 * layout.cc (Layout::choose_output_section): Handle script section
7424 (Layout::make_output_section_for_script): Add section type parameter.
7425 Handle script section types.
7426 * layout.h (Layout::make_output_section_for_script): Add section
7428 * output.cc (Output_section::Output_section): Initialize data member
7430 (Output_section::do_reset_address_and_file_offset): Do not set address
7431 to 0 if section is a NOLOAD section.
7432 * output.h (Output_section::is_noload): New method.
7433 (Output_section::set_is_noload): Ditto.
7434 (Output_section::is_noload_): New data member.
7435 * script-c.h (Script_section_type): New enum type.
7436 (struct Parser_output_section_header): Add new file section_type.
7437 * script-sections.cc (Sections_element::output_section_name): Add
7438 parameter for returning script section type.
7439 (Output_section_definition::output_section_name): Ditto.
7440 (Output_section_definition::section_type)P; New method.
7441 (Output_section_definiton::script_section_type_name): Ditto.
7442 (Output_section_definition::script_section_type_): New data member.
7443 (Output_section_definition::Output_section_definition): Initialize
7444 data member Output_section_definition::script_section_type_.
7445 (Output_section_definition::create_sections): Pass script section type
7446 to Layout::make_output_section_for_script.
7447 (Output_section_definition::output_section_name): Return script
7448 section type to caller.
7449 (Output_section_definition::set_section_address): Do not advance
7450 dot value and load address if section type is NOLOAD. Set address
7451 of NOLOAD sections regardless of section flags.
7452 (Output_section_definition::print): Print section type if it is
7453 not SCRIPT_SECTION_TYPE_NONE.
7454 (Output_section_definition::section_type): New method.
7455 (Output_section_definition::script_section_type_name): Ditto.
7456 (Script_sections::output_section_name): Add new parameter
7457 PSECTION_TYPE for returning script section type. Pass it to
7458 section elements. Handle discard sections.
7459 (Sort_output_sections::operator()): Handle NOLOAD sections.
7460 * script-sections.h (Script_sections::Section_type): New enum type.
7461 (Script_sections::output_section_name): Add a new parameter for
7462 returning script section type.
7463 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
7465 * yyscript.y (union): Add new field SECTION_TYPE.
7466 (COPY, DSECT, INFO, NOLOAD): New tokens.
7467 (opt_address_and_section_type): Change type to output_section_header.
7468 (section_type): New non-terminal
7469 (section_header): Handle section type.
7470 (opt_address_and_section_type): Return section type value.
7472 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
7474 * testsuite/plugin_common_test_1.c (foo): Add prototype.
7475 * testsuite/plugin_common_test_2.c (foo): Likewise.
7477 2010-04-08 Doug Kwan <dougkwan@google.com>
7479 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
7481 * output.cc (Output_section::add_merge_input_section): Simplify
7482 code and return status of Output_merge_base::add_input_section.
7483 Update merge section map only if Output_merge_base::add_input_section
7486 2010-04-07 Doug Kwan <dougkwan@google.com>
7488 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
7489 if section is marked as containing instructions but has no mapping
7491 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
7492 correct section index.
7493 (Arm_relobj::find_linked_text_section): Ditto.
7495 2010-04-07 Cary Coutant <ccoutant@google.com>
7497 * archive.cc (include_member): Destroy Read_symbols_data object before
7499 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
7500 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
7501 (Read_symbols_data::~Read_symbols_data) New destructor.
7502 (Section_relocs::Section_relocs) New constructor.
7503 (Section_relocs::~Section_relocs) New destructor.
7504 (Read_relocs_data::Read_relocs_data) New constructor.
7505 (Read_relocs_data::~Read_relocs_data) New destructor.
7506 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
7507 pointers to NULL after deleting.
7509 2010-04-07 Doug Kwan <dougkwan@google.com>
7511 * arm.cc: Replace "endianity" with "endianness" in comments.
7512 (Arm_exidx_cantunwind): Ditto.
7513 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
7514 (Arm_relobj::merge_flags_and_attributes): New method.
7515 (Arm_relobj::merge_flags_and_attributes_): New data member.
7516 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
7517 (Arm_relobj::scan_sections_for_stubs): Ditto.
7518 (Arm_relobj::do_read_symbols): Check to see if we really want to
7519 merge processor-specific flags and attributes. Exit early if
7520 an object is empty except for section names and the undefined symbol.
7521 (Target_arm::do_finalize_sections): Move check for ELF format to
7522 Arm_relobj::do_read_symbols. Merge processor specific flags and
7523 attributes from a regular object only when we have determined that
7524 it is aapropriate. Do not create an .ARM.attributes section in
7525 output if there is no regular input object.
7526 (Target_arm::merge_processor_specific_flags): Check
7527 --warn-mismatch before printing any error.
7528 (Target_arm::merge_object_attributes): Ditto.
7529 * gold.cc (queue_middle_tasks): Handle the case in which there is
7530 no regular object in input.
7531 * options.cc (General_options::parse_EB): New method.
7532 (General_options::parse_EL): Same.
7533 (General_options::General_options): Initialize endianness_.
7534 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
7536 (General_options::Endianness): New enum.
7537 (General_options::endianness): New method.
7538 (General_options::endianness_): New data member.
7539 * parameters.cc (Parameters::set_options): Check target endianness.
7540 (Parameters::set_target_once): Ditto.
7541 (Parameters::check_target_endianness): New method.
7542 (parameters_force_valid_target): If either -EL or -EB is specified,
7543 use it to define endianness of default target.
7544 * parameters.h (Parameters::check_target_endianness): New method
7546 * target.h (class Target): Change "endianity" to "endianness"
7549 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7551 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
7552 * configure: Regenerate.
7553 * Makefile.in: Regenerate.
7554 * testsuite/Makefile.in: Regenerate.
7556 2010-04-06 Cary Coutant <ccoutant@google.com>
7559 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
7560 prevailing definitions of common symbols.
7561 * testsuite/plugin_test_6.sh: New test case.
7562 * testsuite/plugin_common_test_1.c: New test case.
7563 * testsuite/plugin_common_test_2.c: New test case.
7564 * testsuite/Makefile.am (plugin_test_6): New test case.
7565 * testsuite/Makefile.in: Regenerate.
7567 2010-04-06 Nick Clifton <nickc@redhat.com>
7569 * po/vi.po: New Vietnamese translation.
7571 2010-03-30 Doug Kwan <dougkwan@google.com>
7573 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
7575 2010-03-25 Doug Kwan <dougkwan@google.com>
7577 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
7578 to avoid a conversion warning on a 32-bit host.
7580 2010-03-24 Ian Lance Taylor <iant@google.com>
7582 * testsuite/script_test_3.t: Add a TLS segment.
7583 * testsuite/Makefile.am (check_PROGRAMS): Add
7584 tls_phdrs_script_test.
7585 (tls_phdrs_script_test_SOURCES): Define.
7586 (tls_phdrs_script_test_DEPENDENCIES): Define.
7587 (tls_phdrs_script_test_LDFLAGS): Define.
7588 (tls_phdrs_script_test_LDADD): Define.
7589 * testsuite/Makefile.in: Rebuild.
7591 2010-03-23 Cary Coutant <ccoutant@google.com>
7593 * fileread.cc (find_or_make_view): Fix comment.
7595 2010-03-23 Ian Lance Taylor <iant@google.com>
7597 * script-sections.cc (class Orphan_section_placement): Define
7598 PLACE_TLS and PLACE_TLS_BSS.
7599 (Orphan_section_placement::Orphan_section_placement): Initialize
7601 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
7602 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
7603 (tls_script_test_SOURCES): Define.
7604 (tls_script_test_DEPENDENCIES): Define.
7605 (tls_script_test_LDFLAGS): Define.
7606 (tls_script_test_LDADD): Define.
7607 * testsuite/Makefile.in: Rebuild.
7609 2010-03-22 Doug Kwan <dougkwan@google.com>
7611 * arm.cc (Arm_relocate_functions::abs8,
7612 Arm_relocate_functions::abs16): Use correct check for overflow
7613 specified in the ARM ELF specs.
7614 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
7615 target of a BLX instruction specially.
7616 (Reloc_stub::stub_type_for_reloc): Ditto.
7617 (Relocate::relocate): Use symbolic names instead of numeric relocation
7618 codes to report error.
7619 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
7621 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
7622 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
7623 thumb2_blx_out_of_range.stdout
7624 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
7625 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
7626 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
7627 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
7628 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
7629 thumb2_blx_in_range, thumb2_blx_in_range.o,
7630 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
7631 thumb2_blx_out_of_range.o): New rules.
7632 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
7633 thumb2_blx_in_range and thumb2_blx_out_of_range.
7634 * testsuite/Makefile.in: Regenerate.
7635 * arm_branch_in_range.sh: Add tests for THUMB BLX.
7636 * testsuite/thumb_blx_in_range.s: New file.
7637 * testsuite/thumb_blx_out_of_range.s: New file.
7639 2010-03-22 Rafael Espindola <espindola@google.com>
7641 * archive.cc (Should_include): Move to archive.h.
7642 (should_include_member): Make it a member of Archive.
7644 (Add_lib_group_symbols): New.
7645 * archive.h: Include options.h.
7646 (Archive_member): Moved from Archive.
7647 (Should_include): Moved from archive.cc.
7649 (Add_lib_group_symbols): New.
7650 * dynobj.cc (do_should_include_member): New.
7651 * dynobj.h (do_should_include_member): New.
7652 * gold.cc (queue_initial_tasks): Update call to queue.
7653 * main.cc (main): Print lib group stats.
7654 * object.cc (do_should_include_member): New.
7655 * object.h: Include archive.h.
7656 (Object::should_include_member): New.
7657 (Object::do_should_include_member): New.
7658 (Sized_relobj::do_should_include_member): New.
7659 * options.cc (General_options::parse_start_lib): New.
7660 (General_options::parse_end_lib): New.
7661 (Input_arguments::add_file): Handle lib groups.
7662 (Input_arguments::start_group): Check we are not in a lib.
7663 (Input_arguments::start_lib): New.
7664 (Input_arguments::end_lib): New.
7665 * options.h (General_options): Add start_lib and end_lib.
7666 (Input_argument::lib_): New.
7667 (Input_argument::lib): New.
7668 (Input_argument::is_lib): New.
7669 (Input_file_lib): New.
7670 (Input_arguments::in_lib_): New.
7671 (Input_arguments::in_lib): New.
7672 (Input_arguments::start_lib): New.
7673 (Input_arguments::end_lib_): New.
7674 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
7675 in unused members as preempted.
7676 (Sized_pluginobj::do_should_include_member): New.
7677 * plugin.h (Sized_pluginobj::do_should_include_member): New.
7678 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
7680 (Read_symbols::do_whole_lib_group): New.
7681 (Read_symbols::do_lib_group): New.
7682 (Read_symbols::do_read_symbols): Handle lib groups.
7683 (Read_symbols::get_name): Handle lib groups.
7684 * readsyms.h (Read_symbols): Add an archive member pointer.
7685 (Read_symbols::do_whole_lib_group): New.
7686 (Read_symbols::do_lib_group): New.
7687 (Read_symbols::member_): New.
7688 * script.cc (read_input_script): Update call to queue_soon.
7690 2010-03-19 Doug Kwan <dougkwan@google.com>
7692 * arm.cc (Stub_table::Stub_table): Initialize new data members
7693 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
7694 (Stub_table::add_reloc_stub): Assign stub offset and update
7695 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
7696 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
7698 (Stub_table::update_data_size_and_addralign): Use
7699 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
7700 instead of going over all reloc stubs.
7701 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
7702 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
7703 Stringpool_template::offset_ to size of Stringpool_char.
7704 (Stringpool_template::new_key_offset): Remove code to initialize
7705 Stringpool_template::offset_.
7706 * stringpool.h (Stringpool_template::set_no_zero_null): Set
7707 Stringpool_template::offset_ to zero.
7709 2010-03-15 Doug Kwan <dougkwan@google.com>
7711 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
7713 (Stringpool_template::new_key_offset): New method.
7714 (Stringpool_template::add_string): Assign offsets when adding new
7716 (Stringpool_template::set_string_offsets): Do not set string offsets
7717 when not optimizing.
7718 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
7720 (Chunked_vector::clear): Clear size_.
7721 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
7722 (Chunked_vector::size): Return size_.
7723 (Chunked_vector::push_back): Use size_ to find insert position.
7724 (Chunked_vector::size_): New data member.
7725 (Stringpool_template::set_no_zero_null): Assert string set is empty.
7726 (Stringpool_template::new_key_offset): New method declaration.
7727 (Stringpool_template::offset_): New data member.
7729 2010-03-15 Rafael Espindola <espindola@google.com>
7731 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
7732 Add_symbols' constructor.
7733 * readsyms.h (Add_symbols): Remove the input_group member.
7735 2010-03-10 Ian Lance Taylor <iant@google.com>
7737 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
7738 target to ask whether a reference to a symbol requires a stack
7740 * target.h (Target::is_call_to_non_split): New function.
7741 (Target::do_is_call_to_non_split): Declare virtual function.
7742 * target.cc: Include "symtab.h".
7743 (Target::do_is_call_to_non_split): New function.
7744 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
7746 2010-03-10 Cary Coutant <ccoutant@google.com>
7748 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
7749 (File_read::open[1]): Remove initial mapping of whole_file_view_.
7750 (File_read::open[2]): Add whole_file_view_ to list of views.
7751 (File_read::make_view): Remove test of whole_file_view_.
7752 (File_read::find_or_make_view): Create whole_file_view_ if
7754 (File_read::clear_views): Replace bool parameter with enum;
7755 adjust all callers. Don't delete views with permanent data;
7756 do delete cached views and views from archives if
7757 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
7758 if clearing the corresponding view.
7759 * fileread.h (File_read::Clear_views_mode): New enum.
7760 (File_read::View::is_permanent_view): New method.
7761 (File_read::clear_views): Replace bool parameter
7762 with enum; adjust all callers.
7763 * options.h (General_options): Change keep_files_mapped option;
7764 add map_whole_files.
7765 * readsyms.cc (Add_symbols::run): Delete sd_ object before
7767 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
7770 2010-03-10 David S. Miller <davem@davemloft.net>
7772 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
7774 2010-03-09 Sriraman Tallam <tmsriram@google.com>
7776 * icf.cc (get_section_contents): Add '@' marker after processing the
7779 2010-03-08 Doug Kwan <dougkwan@google.com>
7781 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
7782 due to a conversion warning.
7783 (Arm_relobj::update_output_local_symbol_count): Check for local
7784 symbol with unset output index.
7786 2010-03-05 Ian Lance Taylor <iant@google.com>
7788 * options.h (class General_options): Add --spare-dynamic-tags.
7789 * output.cc (Output_data_dynamic::set_final_data_size): Implement
7790 --spare-dynamic-tags.
7792 2010-03-05 Ian Lance Taylor <iant@google.com>
7794 * incremental.cc: Include "libiberty.h".
7796 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7798 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
7799 function, is_info_ member.
7800 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
7801 (Versions::Versions): Update caller.
7802 (Versions::define_base_version): Likewise.
7803 (Versions::add_def): Likewise.
7805 2010-03-03 Sriraman Tallam <tmsriram@google.com>
7807 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
7808 (Scan::possible_function_pointer_reloc): New function.
7809 (Scan::local_reloc_may_be_function_pointer): Change to call
7810 possible_function_pointer_reloc.
7811 (Scan::global_reloc_may_be_function_pointer): Ditto.
7812 * icf.h (Icf::check_section_for_function_pointers): Change to reject
7813 relocations in ".data.rel.ro._ZTV" section.
7814 * testsuite/icf_safe_so_test.sh: Change to pass i386.
7815 * testsuite/icf_safe_so_test.cc: Ditto.
7816 * testsuite/icf_safe_test.cc: Ditto.
7817 * testsuite/icf_safe_test.sh: Ditto.
7819 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7820 Ian Lance Taylor <iant@google.com>
7822 * target-reloc.h (relocate_section): Check the symbol table index
7823 for -1U before setting the local symbol index.
7824 (scan_relocatable_relocs): If copying the relocation, record that
7825 the local symbol is required.
7826 * object.h (Symbol_value::is_output_symtab_index_set): New
7828 (Symbol_value::may_be_discarded_from_output_symtab): New
7830 (Symbol_value::has_output_symtab_entry): New function.
7831 (Symbol_value::needs_output_symtab_entry): Remove.
7832 (Symbol_value::output_symtab_index): Make sure the symbol index is
7834 (Symbol_value::set_output_symtab_index): Make sure the symbol
7835 index is not set. Make sure the new index is valid.
7836 (Symbol_value::set_must_have_output_symtab_entry): New function.
7837 (Symbol_value::has_output_dynsym_entry): New function.
7838 (Symbol_value::set_output_dynsym_index): Make sure the new index
7840 (Sized_relobj::set_must_have_output_symtab_entry): New function.
7841 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
7842 local symbol if permitted.
7843 (Sized_relobj::do_finalize_local_symbols): Call
7844 is_output_symtab_index_set rather than needs_output_symtab_entry.
7845 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
7846 rather than needs_output_symtab_entry. Call
7847 has_output_dynsym_entry rather than needs_output_dynsym_entry.
7848 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
7849 is_output_symtab_index_set rather than needs_output_symtab_entry.
7850 * testsuite/discard_locals_relocatable_test.c: New file.
7851 * testsuite/discard_locals_test.sh: Test -r.
7852 * testsuite/Makefile.am (check_DATA): Add
7853 discard_locals_relocatable_test1.syms,
7854 discard_local_relocatable_test2.syms.
7855 (MOSTLYCLEANFILES): Likewise. Also add
7856 discard_locals_relocatable_test1.lout and
7857 discard_locals_relocatable_test2.out.
7858 (discard_locals_relocatable_test1.syms): New target.
7859 (discard_locals_relocatable_test.o): New target.
7860 (discard_locals_relocatable_test1.out): New target.
7861 (discard_locals_relocatable_test2.syms): New target.
7862 (discard_locals_relocatable_test2.out): New target.
7863 (various): Add missing ../ld-new dependencies.
7864 * testsuite/Makefile.in: Rebuild.
7866 2010-03-03 Nick Clifton <nickc@redhat.com>
7868 * po/fi.po: New Finnish translation.
7870 2010-03-01 Doug Kwan <dougkwan@google.com>
7872 * layout.cc (Layout::Layout): Force section types of .init_array*,
7873 .preinit_array* and .fini_array* sections.
7874 * output.cc (Output_section::Input_section_sort_entry::has_priority):
7875 Fix check of return value of std::string::find.().
7876 (Output_section::Input_section_sort_compare::operator()): Remove
7877 comment about .init_array.
7878 (Output_section::Input_section_sort_init_fini_compare::operator()):
7880 (Output_section::sort_attached_input_sections): Handle .init_array
7881 and .fini_array specially.
7882 * output.h (Output_section::Inut_section_sort_compare): Update
7884 (Output_section::Input_section_sort_init_fini_compare): New struct.
7886 2010-02-26 Doug Kwan <dougkwan@google.com>
7888 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
7889 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
7890 * testsuite/debug_msg.sh: Avoid matching source line number for
7891 use of global variable undef_int.
7893 2010-02-26 Doug Kwan <dougkwan@google.com>
7895 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
7896 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
7897 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
7898 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
7899 * options.cc (General_options::General_options): Initialize member
7901 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
7902 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
7903 and rm_no_fix_v4bx.stdout
7904 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
7905 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
7906 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
7907 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
7908 and arm_no_fix_v4bx.
7909 * Makefile.in: Regenerate.
7910 * testsuite/arm_fix_v4bx.s: New file.
7911 * testsuite/arm_fix_v4bx.sh: Ditto.
7913 2010-02-24 Doug Kwan <dougkwan@google.com>
7915 * arm.cc (Target_arm::got_section): Make the .got section the first
7916 non RELRO section in the data segment.
7917 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
7918 suffixes of section names.
7920 2010-02-24 Doug Kwan <dougkwan@google.com>
7922 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
7923 flags and attributes merging if an input file is a binary file.
7924 * fileread.cc (Input_file::open): Record format of original file.
7925 * fileread.h (Input_file::Format): New enum type.
7926 (Input_file::Input_file): Initialize data member format_.
7927 (Input_file::format): New method definition.
7928 (Input_file::format_):: New data member.
7930 2010-02-24 Doug Kwan <dougkwan@google.com>
7932 * arm.cc (Arm_output_data_got): New class.
7933 (ARM_TCB_SIZE): New constant
7934 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
7935 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
7936 If user uses a script with a SECTIONS clause, issue only a warning
7937 for a misplaced EXIDX input section. Otherwise, issue an error.
7938 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
7940 (Target_arm::got_mode_index_entry): Handle static linking.
7941 (Target_arm::Scan::local): Ditto.
7942 (Target_arm::Scan::global): Ditto.
7943 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
7944 all incorrectly implemented relocations.
7945 (Target_arm::fix_exidx_coverage): Pass layout to
7946 Arm_output_section::fix_exidx_coverage.
7947 * layout.cc (Layout::section_name_mapping): Remove trailing dots
7948 from ".ARM.exidx." and ".ARM.extab.".
7950 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7952 * arm.cc (Target_arm::do_finalize_sections): Create attribute
7953 section if it does not already exist.
7954 * attributes.cc (Attributes_section_data::Attributes_section_data):
7955 Don't crash if size is zero.
7957 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7958 Ian Lance Taylor <iant@google.com>
7960 * gold.cc (queue_middle_tasks): If no input files were opened,
7962 * workqueue.h (Task_function::Task_function): Assert that there is
7965 2010-02-22 Doug Kwan <dougkwan@google.com>
7967 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
7968 * icf.cc (get_section_contents): Cast snprintf arguments to long long
7969 types to avoid warnings due to different uint64_t implementations
7972 2010-02-21 Doug Kwan <dougkwan@google.com>
7974 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
7975 handling of the maximum backward branch offset.
7976 (Arm_relocate_functions::thumb_branch_common): Ditto.
7977 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
7978 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
7979 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
7980 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
7981 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
7982 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
7983 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
7984 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
7985 thumb_bl_out_of_range thumb_bl_out_of_range.o,
7986 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
7987 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
7988 thumb2_bl_out_of_range.o): New rules.
7989 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
7990 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
7991 thumb2_bl_out_of_range
7992 * testsuite/Makefile.in: Regenerate.
7993 * testsuite/arm_bl_in_range.s: New file.
7994 * testsuite/arm_bl_out_of_range.s: Ditto.
7995 * testsuite/arm_branch_in_range.sh: Ditto.
7996 * testsuite/arm_branch_range.t: Ditto.
7997 * testsuite/thumb2_branch_range.t: Ditto.
7998 * testsuite/thumb_bl_in_range.s: Ditto.
7999 * testsuite/thumb_bl_out_of_range.s: Ditto.
8000 * testsuite/thumb_branch_range.t: Ditto.
8002 2010-02-20 Sriraman Tallam <tmsriram@google.com>
8004 * gc.h (gc_process_relocs): Change vectors to point to the new list.
8005 Add reloc offset information.
8006 * icf.cc (get_section_contents): Change iterators to point to the new
8007 vectors. Add reloc offset information to the contents.
8008 * icf.h (Icf::Sections_reachable_info): New typedef.
8009 (Icf::Sections_reachable_list): New typedef.
8010 (Icf::Offset_info): New typedef.
8011 (Icf::Reloc_info): New struct typedef.
8012 (Icf::Reloc_info_list): New typedef.
8013 (Icf::symbol_reloc_list): Delete method.
8014 (Icf::addend_reloc_list): Delete method.
8015 (Icf::section_reloc_list): Delete method.
8016 (Icf::reloc_info_list): New method.
8017 (Icf::reloc_info_list_): New member.
8019 2010-02-19 Doug Kwan <dougkwan@google.com>
8021 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
8022 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
8023 * arm.cc (Arm_relocation_functions): New forward declaration.
8024 (Target_arm::Target_arm): Initialize new data members
8025 got_mod_index_offset_ and tls_base_symbol_defined_.
8026 (Target_arm::Relocate::relocate_tls): New method.
8027 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
8028 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
8030 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
8031 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
8032 (Target_arm::got_mod_index_offset_,
8033 Target_arm::tls_base_symbol_defined_): New data members.
8034 (Target_arm::Scan::local, Target::Scan::global,
8035 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
8038 2010-02-18 Doug Kwan <dougkwan@google.com>
8040 * arm.cc (Arm_relobj::find_linked_text_section): New method.
8041 (Arm_relobj::make_exidx_input_section): Pass section index of linked
8042 text section as a parameter becuase some broken tools may not set
8043 the link in section header.
8044 (Target_arm::has_got_section): New method.
8045 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
8046 without any mapping symbol as data only. Remove warning.
8047 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
8048 link in its section header, try to discover the link by inspecting the
8049 REL31 relocation at the beginning of the section.
8050 (Target_arm::Scan::check_non_pic): Report name of offending relocation
8052 (Target_arm::Scan::global): Treat any reference to the symbol
8053 _GLOBAL_OFFSET_TABLE_ as a GOT access.
8055 2010-02-12 Sriraman Tallam <tmsriram@google.com>
8057 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
8058 (Scan::global_reloc_may_be_function_pointer): New function.
8059 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8060 (Scan::global_reloc_may_be_function_pointer): New function.
8061 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8062 (Scan::global_reloc_may_be_function_pointer): New function.
8063 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
8064 (Scan::global_reloc_may_be_function_pointer): New function.
8065 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
8066 (Scan::global_reloc_may_be_function_pointer): New function.
8067 (Scan::possible_function_pointer_reloc): New function.
8068 (Target_x86_64::can_check_for_function_pointers): New function.
8069 * gc.h (gc_process_relocs): Scan relocation types to determine if
8070 function pointers were taken for targets that support it.
8071 * icf.cc (Icf::find_identical_sections): Include functions for
8072 folding in safe ICF whose pointer is not taken.
8073 * icf.h (Secn_fptr_taken_set): New typedef.
8074 (fptr_section_id_): New member.
8075 (section_has_function_pointers): New function.
8076 (set_section_has_function_pointers): New function.
8077 (check_section_for_function_pointers): New function.
8078 * options.h: Fix comment for safe ICF option.
8079 * target.h (can_check_for_function_pointers): New function.
8080 * testsuite/Makefile.am: Add icf_safe_so_test test case.
8081 Modify icf_safe_test for X86-64.
8082 * testsuite/Makefile.in: Regenerate.
8083 * testsuite/icf_safe_so_test.cc: New file.
8084 * testsuite/icf_safe_so_test.sh: New file.
8085 * testsuite/icf_safe_test.cc (kept_func_3): New function.
8086 (main): Change to take pointer to function kept_func_3.
8087 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
8088 folding is done correctly for X86-64.
8090 2010-02-12 David S. Miller <davem@davemloft.net>
8092 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
8093 is_symbolless parameter.
8094 (Output_reloc<SHT_REL>::is_symbolless): New.
8095 (Output_reloc<SHT_REL>::is_symbolless_): New.
8096 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
8097 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
8098 (Output_reloc<SHT_RELA>::is_symbolless): New.
8099 (Output_data_reloc::add_global): Handle is_symbolless.
8100 (Output_data_reloc::add_global_relative): Likewise.
8101 (Output_data_reloc::add_local): Likewise.
8102 (Output_data_reloc::add_local_relative): Likewise.
8103 (Output_data_reloc::add_symbolless_global_addend): New.
8104 (Output_data_reloc::add_symbolless_local_addend): New.
8105 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
8107 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
8108 instead of ->is_relative_
8109 (Output_reloc::write): Likewise.
8110 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
8111 (Output_reloc::write_rel): Simplify.
8113 * sparc.cc (Target_sparc::Scan::local): Use
8114 ->add_symbolless_local_addend as needed.
8115 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
8116 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
8117 based upon relocation offset.
8119 2010-02-11 Doug Kwan <dougkwan@google.com>
8121 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
8122 (Target_arm::Scan::global): Ditto. Also remove a comment before the
8123 beginning of function.
8124 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
8125 and MOVT_ABS relocations. Those are non issued in scanning. Fix
8126 parameter is_32bit in calls to should_apply_static_reloc.
8127 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
8128 (check_DATA): Add arm_abs_global.stdout.
8129 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
8130 arm_abs_global.stdout): New rules.
8131 (MOSTLLYCLEANFILES): Add arm_abs_global
8132 * Makefile.in: Regenerate.
8133 * testsuite/arm_abs_global.s: New file.
8134 * testsuite/arm_abs_global.sh: Ditto.
8135 * testsuite/arm_abs_lib.s: Ditto.
8137 2010-02-11 Ian Lance Taylor <iant@google.com>
8139 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
8141 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
8142 Allocate_commons_task first.
8143 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
8144 task, rather than symtab_lock_.
8145 (Gc_process_relocs::~Gc_process_relocs): New function.
8146 (Gc_process_relocs::is_runnable): Check this_blocker_.
8147 (Gc_process_relocs::locks): Use next_blocker_ rather than
8149 (Scan_relocs::~Scan_relocs): New function.
8150 (Scan_relocs::is_runnable): Check this_blocker_ rather than
8152 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
8154 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
8155 fields. Add this_blocker_ and next_blocker_ fields. Adjust
8156 constructor accordingly.
8157 (class Gc_process_relocs): Likewise.
8158 (class Scan_relocs): Likewise.
8159 * common.h (class Allocate_commons_task): Remove symtab_lock_
8160 field, and corresponding constructor parameter.
8161 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
8163 (Allocate_commons_task::locks): Likewise.
8165 2010-02-11 Ian Lance Taylor <iant@google.com>
8167 * gold-threads.h (class Once): Define.
8168 (class Initialize_lock): Rewrite as child of Once.
8169 * gold-threads.cc (class Once_initialize): Define.
8170 (once_pointer_control): New static variable.
8171 (once_pointer, once_arg): New static variables.
8172 (c_run_once): New static function.
8173 (Once::Once, Once::run_once, Once::internal_run): New functions.
8174 (class Initialize_lock_once): Remove.
8175 (initialize_lock_control): Remove.
8176 (initialize_lock_pointer): Remove.
8177 (initialize_lock_once): Remove.
8178 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
8179 (Initialize_lock::initialize): Rewrite.
8180 (Initialize_lock::do_run_once): New function.
8181 * archive.cc (Archive::interpret_header): Only clear name if it is
8183 * fileread.cc: Include "gold-threads.h"
8184 (file_counts_lock): New static variable.
8185 (file_counts_initialize_lock): Likewise.
8186 (File_read::release): Only increment counts when using --stats.
8187 Use a lock around the increment.
8188 * parameters.cc (class Set_parameters_target_once): Define.
8189 (set_parameters_target_once): New static variable.
8190 (Parameters::Parameters): Move here from parameters.h.
8191 (Parameters::set_target): Rewrite.
8192 (Parameters::set_target_once): New function.
8193 (Parameters::clear_target): Move here and rewrite.
8194 * parameters.h (class Parameters): Update declarations. Add
8195 set_parameters_target_once_ field.
8196 (Parameters::Parameters): Move to parameters.cc.
8197 (Parameters::clear_target): Likewise.
8198 * readsyms.cc (Read_symbols::do_group): Create a Start_group
8200 (Start_group::~Start_group): New function.
8201 (Start_group::is_runnable): New function.
8202 (Start_group::locks, Start_group::run): New functions.
8203 (Finish_group::run): Change saw_undefined to size_t.
8204 * readsyms.h (class Start_group): Define.
8205 (class Finish_group): Change saw_undefined_ field to size_t.
8206 (Finish_group::Finish_group): Remove saw_undefined and
8207 this_blocker parameters. Change all callers.
8208 (Finish_group::set_saw_undefined): New function.
8209 (Finish_group::set_blocker): New function.
8210 * symtab.h (class Symbol_table): Change saw_undefined to return
8211 size_t. Change saw_undefined_ field to size_t.
8212 * target-select.cc (Set_target_once::do_run_once): New function.
8213 (Target_selector::Target_selector): Initialize set_target_once_
8214 field. Don't initialize lock_ and initialize_lock_ fields.
8215 (Target_selector::instantiate_target): Rewrite.
8216 (Target_selector::set_target): New function.
8217 * target-select.h (class Set_target_once): Define.
8218 (class Target_selector): Update declarations. Make
8219 Set_target_once a friend. Remove lock_ and initialize_lock_
8220 fields. Add set_target_once_ field.
8222 2010-02-10 Ian Lance Taylor <iant@google.com>
8224 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
8226 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
8227 (queue_middle_tasks): Add all blockers before queueing any tasks.
8228 (queue_final_tasks): Likewise.
8229 * token.h (Task_token::add_blockers): New function.
8230 * object.h (Input_objects::number_of_relobjs): New function.
8232 2010-02-10 Ian Lance Taylor <iant@google.com>
8234 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
8235 shared, not if not position independent.
8236 * x86_64.cc (Relocate::relocate_tls): Likewise.
8237 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
8238 (tls_pie_pic_test): New target.
8239 * testsuite/Makefile.in: Rebuild.
8241 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
8242 (tls_test_main_pie.o, tls_test_pie.o): New targets.
8243 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
8244 * testsuite/Makefile.in: Rebuild.
8246 2010-02-09 David S. Miller <davem@davemloft.net>
8248 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
8249 R_SPARC_RELATIVE using ->add_local_relative().
8250 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
8252 * output.h (Output_data_dynamic::add_section_size): New method
8253 that takes two Output_data objects.
8254 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
8255 entry param. Handle it in initializers.
8256 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
8257 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
8258 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
8260 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
8261 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
8262 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
8263 for dynrel_includes_plt.
8264 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8265 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8266 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
8268 (Target_sparc::do_finalize_sections): Update to pass true for
8269 dynrel_includes_plt.
8270 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
8271 output before .rela.plt
8272 (Target_powerpc::do_finalize_sections): Update to pass true for
8273 dynrel_includes_plt when 32-bit.
8275 2010-02-08 Doug Kwan <dougkwan@google.com>
8277 * arm.cc (Arm_relobj::simple_input_section_output_address): New
8279 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
8280 Arm_relobj::scan_section_for_cortex_a8_stubs,
8281 Arm_relobj::do_relocation_section): Instead of calling
8282 Output_section::output_address, use faster
8283 Arm_relobj::simple_input_section_output_address.
8285 2010-02-08 David S. Miller <davem@davemloft.net>
8287 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
8288 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
8289 relocation helper function.
8291 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
8292 just like R_SPARC_GOT{10,13,22}.
8293 (Target_sparc::Scan::local): Likewise.
8294 (Target_sparc::Relocate:relocate): Likewise.
8296 2010-02-06 Ian Lance Taylor <iant@google.com>
8298 * configure.ac: Rewrite targetobjs duplicate removal code to use
8299 only shell constructs.
8300 * configure: Rebuild.
8302 2010-02-05 Doug Kwan <dougkwan@google.com>
8305 * arm.cc (Arm_relobj::section_is_scannable): New method.
8306 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
8307 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
8309 2010-02-04 Doug Kwan <dougkwan@google.com>
8312 * arm-reloc-property.cc (cstdio): Include.
8313 * configure.ac (targetobjs): Remove duplicates.
8314 * configure: Regenerate.
8315 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
8316 big and little endian version for a given address size.
8318 2010-02-03 Doug Kwan <dougkwan@google.com>
8320 * arm-reloc-property.cc
8321 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8323 * arm-reloc-property.h
8324 (Arm_reloc_property_table::get_implemented_static_reloc_property):
8325 New method definition.
8326 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8328 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
8330 (GOT_PREL): Change implemented to Y.
8331 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
8332 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
8333 (Arm_relocate_functions::movw_abs_nc): Remove method.
8334 (Arm_relocate_functions::movt_abs): Ditto.
8335 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
8336 (Arm_relocate_functions::thm_movt_abs): Ditto.
8337 (Arm_relocate_functions::movw_rel_nc): Ditto.
8338 (Arm_relocate_functions::movw_rel): Ditto.
8339 (Arm_relocate_functions::movt_rel): Ditto.
8340 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
8341 (Arm_relocate_functions:thm_movw_rel): Ditto.
8342 (Arm_relocate_functions:thm_movt_rel): Ditto.
8343 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
8344 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
8345 New method definitions.
8346 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
8347 (Arm_relocation_functions::arm_grp_ldr): Ditto.
8348 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
8349 (Arm_relocation_functions::arm_grp_ldc): Ditto.
8350 (Target_arm::Relocate::relocate): Check for non-static or
8351 unimplemented relocation code and exit early. Change calls to
8352 Target_arm::reloc_uses_thumb_bit and
8353 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
8354 instead. Refactor code to handle similar relocations to increase
8355 code sharing. Remove check for unsupported relocation code in switch
8357 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
8358 relocation property table to find out size. Change error message to
8359 print out the name of a relocation code instead of the numeric value.
8360 (Target_arm::scan_reloc_for_stub): Use relocation property table
8361 instead of calling Target_arm::reloc_uses_thumb_bit().
8363 2010-02-02 Doug Kwan <dougkwan@google.com>
8365 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
8366 types of relaxed input section.
8368 2010-02-02 Doug Kwan <dougkwan@google.com>
8370 * Makefile.am (HFILES): Add arm-reloc-property.h.
8372 (TARGETSOURCES): Add arm-reloc-property.cc
8373 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
8374 (libgold_a_SOURCES): $(DEFFILES)
8375 * Makefile.in: Regenerate.
8376 * arm-reloc-property.cc: New file.
8377 * arm-reloc-property.h: New file.
8378 * arm-reloc.def: New file.
8379 * arm.cc: Update comments.
8380 (arm-reloc-property.h): New included header.
8381 (arm_reloc_property_table): New global variable.
8382 (Target_arm::do_select_as_default_target): New method definition.
8383 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
8384 arm-reloc-property to targ_extra_obj.
8385 * parameters.cc (set_parameters_target): Call
8386 Target::select_as_default_target().
8387 * target.h (Target::select_as_default_target): New method definition.
8388 (Target::do_select_as_default_target): Same.
8390 2010-02-01 Doug Kwan <dougkwan@google.com>
8392 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
8393 first_output_text_section_.
8394 (Arm_exidx_fixup::first_output_text_section): New method definition.
8395 (Arm_exidx_fixup::first_output_text_section_): New data member.
8396 (Arm_exidx_fixup::process_exidx_section): Record the first text
8397 output section seen.
8398 (Arm_output_section::fix_exidx_coverage): Set correct linked section
8399 and entsize in output section header.
8401 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8403 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
8404 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
8405 (Arm_relocate_functions::thm_alu11): New Method.
8406 (Arm_relocate_functions::thm_pc8): New Method.
8407 (Arm_relocate_functions::thm_pc12): New Method.
8408 (Target_arm::Scan::local): Handle the relocations.
8409 (Target_arm::Scan::global): Likewise.
8410 (Target_arm::Relocate::relocate): Likewise.
8411 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8413 2010-01-29 Doug Kwan <dougkwan@google.com>
8415 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
8416 of relocation types as ld.
8418 2010-01-29 Doug Kwan <dougkwan@google.com>
8420 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
8422 (Arm_relocate_functions::thumb_branch_common): Ditto.
8423 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
8424 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
8425 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
8426 Arm_relocate_functions::jump24): Remove.
8427 (Target_arm::Relocate::relocate): Adjust code to call
8428 Arm_relocation_functions::arm_branch_common and
8429 Arm_relocation_functions::thumb_branch_common instead of their removed
8430 wrappers. Merge switch-cases together to reduce source code size.
8432 2010-01-29 Doug Kwan <dougkwan@google.com>
8434 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
8435 output_local_symbol_count_needs_update_.
8436 (Arm_relobj::output_local_symbol_count_needs_update,
8437 Arm_relobj::set_output_local_symbol_count_needs_update,
8438 Arm_relobj::update_output_local_symbol_count): New methods.
8439 (Arm_relobj::output_local_symbol_count_needs_update_): New data
8441 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
8442 of pointed function as in a R_ARM_PREL31 relocation.
8443 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
8444 for output local symbol count updating.
8445 (Target_arm::do_relax): Update output local symbol counts in objects
8447 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
8449 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8451 * arm.cc: Added support for the ARM relocations:
8452 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
8453 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
8454 (Arm_relocate_functions::movw_rel_nc): Renamed (was
8456 (Arm_relocate_functions::movw_rel): New method.
8457 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
8458 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
8460 (Arm_relocate_functions::thm_movw_rel): New method.
8461 (Arm_relocate_functions::thm_movt_rel): Renamed (was
8463 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
8465 (Target_arm::Scan::global): Likewise.
8466 (Target_arm::Relocate::relocate): Likewise.
8467 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8470 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8472 * arm.cc: Added support for ARM group relocations.
8473 (Target_arm::reloc_needs_sym_origin): New method.
8474 (Arm_relocate_functions::calc_grp_kn): New method.
8475 (Arm_relocate_functions::calc_grp_residual): New method.
8476 (Arm_relocate_functions::calc_grp_gn): New method.
8477 (Arm_relocate_functions::arm_grp_alu): New Method.
8478 (Arm_relocate_functions::arm_grp_ldr): New Method.
8479 (Arm_relocate_functions::arm_grp_ldrs): New Method.
8480 (Arm_relocate_functions::arm_grp_ldc): New Method.
8481 (Target_arm::Scan::local): Handle the ARM group relocations.
8482 (Target_arm::Scan::global): Likewise.
8483 (Target_arm::Relocate::relocate): Likewise.
8484 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8487 2010-01-26 Doug Kwan <dougkwan@google.com>
8489 * arm.cc (set): Include.
8490 (class Arm_exidx_fixup): Change type of last_input_section_ to const
8492 (Arm_output_section::Text_section_list): New type.
8493 (Arm_output_section::append_text_sections_to_list): New method.
8494 (Arm_output_section::fix_exidx_coverage): Ditto.
8495 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
8496 (Arm_relobj::convert_input_section_to_relaxed_section): Use
8497 Relobj::set_section_offset() instead of
8498 Sized_relobj::invalidate_section_offset().
8499 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
8500 parameter for section headers. Ignore relocation sections for
8501 unallocated sections and EXIDX sections.
8502 (Target_arm::fix_exidx_coverage): New method.
8503 (Target_arm::output_section_address_less_than): New type.
8504 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
8505 linked text section instead of the EXIDX section.
8506 (Arm_output_section::create_stub_group): Add an assertion to check
8507 that this is not an EXIDX output section.
8508 (Arm_output_section::append_text_sections_to_list): New method.
8509 (Arm_output_section::fix_exidx_coverage): Ditto.
8510 (Arm_relobj::scan_sections_for_stubs): Adjust call to
8511 Arm_relobj::section_needs_reloc_stub_scanning.
8512 (Target_arm::do_relax): Fix EXIDX output section coverage in the
8514 (Target_arm::fix_exidx_coverage): New method.
8515 * object.h (Relobj::set_output_section): New method.
8516 (Sized_relobj::invalidate_section_offset): Remove method.
8517 (Sized_relobj::do_invalidate_section_offset): Remove method.
8518 (Sized_relobj::do_set_section_offset): Handle offset value -1.
8520 2010-01-25 Doug Kwan <dougkwan@google.com>
8522 * arm.cc (Arm_exidx_merged_section::do_output_offset):
8523 Fix warning due to signed and unsigned comparison on a 32-bit host.
8525 2010-01-22 Doug Kwan <dougkwan@google.com>
8527 * arm.cc (Target_arm::do_relax): Record an output section for section
8528 offset adjustment it contains any stub table that has changed.
8529 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
8530 offsets in an output section if necessary.
8531 * output.cc (Output_section::Output_section): Initialize
8532 section_offsets_need_adjustments_.
8533 (Output_section::add_input_section_for_script): Renamed to
8534 Output_section::add_simple_input_section.
8535 (Output_section::save_states): Add a comment.
8536 (Output_section::discard_states): New method defintion.
8537 (Output_section::adjust_section_offsets): Same.
8538 * output.h (Output_section::add_input_section_for_script): Renamed to
8539 Output_section::add_simple_input_section.
8540 (Output_section::discard_states): New method declaration.
8541 (Output_section::adjust_section_offsets): Same.
8542 (Output_section::section_offsets_need_adjustment,
8543 Output_section::set_section_offsets_need_adjustment): New method
8545 (Output_section::section_offsets_need_adjustment_): New data member.
8546 * script-sections.cc
8547 (Output_section_element_input::set_section_address): Adjust code for
8548 renaming of Output_section::add_input_section_for_script.
8549 (Orphan_output_section::set_section_address): Same.
8551 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8553 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
8554 Fix_v4bx enum values .
8555 * gold/options.h (General_options): New option definitions.
8556 (General_options::fix_v4bx): New method.
8557 (General_options::Fix_v4bx): New enum.
8558 * gold/options.cc (General_options::parse_fix_v4bx): New method.
8559 (General_options::parse_fix_v4bx_interworking): New method.
8561 2010-01-22 Doug Kwan <dougkwan@google.com>
8563 * arm.cc (Arm_exidx_fixup): New class.
8565 2010-01-21 Doug Kwan <dougkwan@google.com>
8567 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
8569 (Arm_exidx_section_offset_map): New type.
8571 2010-01-21 Doug Kwan <dougkwan@google.com>
8573 * arm.cc (Arm_exidx_input_section): New class.
8574 (Arm_relobj::exidx_input_section_by_link,
8575 Arm_relobj::exidx_input_section_by_shndx,
8576 Arm_relobj::make_exidx_input_section): New methods.
8577 (read_arm_attributes_section): Remove.
8578 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
8579 information about them.
8580 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
8583 2010-01-20 Doug Kwan <dougkwan@google.com>
8585 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
8586 Input_section_specifier to Section_id.
8587 (Target_arm::new_arm_input_section: Adjust code for change of key
8589 (Target_arm::find_arm_input_section): Ditto.
8590 * gc.h (object.h): Include for Section_id nand Section_id_hash.
8591 (Section_id): Remove.
8592 (Garbage_collection::Section_id_hash): Remove.
8593 * icf.h (object.h): Include for Section_id nand Section_id_hash.
8594 (Section_id): Remove.
8595 (Icf::Section_id_hash): Remove.
8596 * object.h (Section_id, Const_section_id, Section_id_hash,
8597 Const_section_id_hash): New type definitions.
8598 * output.cc (Output_section::add_relaxed_input_section): Change to
8599 use Const_section_id instead of Input_section_specifier as key type.
8600 (Output_section::add_merge_input_section): Ditto.
8601 (Output_section::build_relaxation_map): Change to use Section_id
8602 instead of Input_section_specifier as key type.
8603 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8605 (Output_section::convert_input_sections_to_relaxed_sections): Change
8606 to use Const_section_id instead of Input_section_specifier as key type.
8607 (Output_section::find_merge_section): Ditto.
8608 (Output_section::find_relaxed_input_section): Ditto.
8609 * output.h (Input_section_specifier): Remove class.
8610 (Output_section::Output_section_data_by_input_section_map): Change
8611 key type to Const_section_id.
8612 (Output_section::Output_relaxed_input_section_by_input_section_map):
8614 (Output_section::Relaxation_map): Change key type to Section_id.
8616 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8618 * gold/arm.cc: Added support for R_ARM_V4BX relocation
8619 (class Arm_v4bx_stub): New class.
8620 (DEF_STUBS): Updated definition to support v4_veneer_bx.
8621 (Stub_factory::make_arm_v4bx_stub): New method.
8622 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
8623 (Stub_table::empty): Handle v4bx stubs.
8624 (Stub_table::add_arm_v4bx_stub): New method.
8625 (Stub_table::find_arm_v4bx_stub): New method.
8626 (Arm_relocate_functions::v4bx): New method.
8627 (Target_arm::fix_v4bx): New method.
8628 (Target_arm::Target_arm): Handle R_ARM_V4BX.
8629 (Stub_table::relocate_stubs): Likewise.
8630 (Stub_table::do_write): Likewise.
8631 (Stub_table::update_data_size_and_addralign): Likewise.
8632 (Stub_table::finalize_stubs): Likewise.
8633 (Target_arm::Scan::local): Likewise.
8634 (Target_arm::Scan::global): Likewise.
8635 (Target_arm::do_finalize_sections): Likewise.
8636 (Target_arm::Relocate::relocate): Likewise.
8637 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8639 (Target_arm::scan_reloc_for_stub): Likewise.
8640 (Target_arm::scan_reloc_section_for_stubs): Likewise.
8642 2010-01-19 Ian Lance Taylor <iant@google.com>
8644 * output.cc (Output_section_headers::do_sized_write): Write large
8645 segment count to sh_info field.
8646 (Output_file_header::do_sized_write): For large segment count,
8647 write PN_XNUM to e_phnum field.
8649 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8651 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
8652 (Arm_relocate_functions::thm_jump8): New function.
8653 (Arm_relocate_functions::thm_jump11): New function.
8654 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
8656 (Target_arm::Scan::global): Likewise.
8657 (Target_arm::Relocate::relocate): Likewise.
8658 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8661 2010-01-14 Doug Kwan <dougkwan@google.com>
8663 * arm.cc (map, utility): Include headers.
8664 (Target_arm::apply_cortex_a8_workaround): New method.
8665 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
8666 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
8667 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
8668 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
8669 the --[no-]fix-cortex-a8 command line options.
8670 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
8671 (Target_arm::relocate_stub): Use addend in instruction template.
8672 * options.h (DEFINE_bool): Set the user-set flag.
8673 (General_options): Add --[no-]-fix-cortex options.
8674 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
8675 : Update fast look-up map after conversion.
8677 2010-01-14 Sriraman Tallam <tmsriram@google.com>
8679 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
8680 in the first pass of do_layout.
8682 2010-01-13 Doug Kwan <dougkwan@google.com>
8684 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
8685 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
8686 apparent compiler problem of not folding static constant integral
8687 data members of elfcpp::Elf_sizes<32>.
8689 2010-01-13 Doug Kwan <dougkwan@google.com>
8691 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
8692 Arm_relobj::section_needs_cortex_a8_stub_scanning,
8693 Arm_relobj::scan_section_for_cortex_a8_erratum,
8694 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
8695 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
8696 sections to scan for relocation stubs into a new method
8697 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
8698 relocation and Cortex-A8 stub scanning.
8699 (Target_arm::do_relax): Force stubs to be after stubbed sections
8700 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
8701 the beginning of a new relaxation pass. Update a comment.
8702 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
8704 2010-01-12 Ian Lance Taylor <iant@google.com>
8706 * target-reloc.h (visibility_error): New inline function.
8707 (relocate_section): Call visibility_error.
8708 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
8709 (MOSTLYCLEANFILES): Likewise.
8710 (protected_4_pic.o, protected_3.err): New targets.
8711 * testsuite/protected_4.cc: New file.
8713 2010-01-12 Doug Kwan <dougkwan@google.com>
8715 * arm.cc (Cortex_a8_reloc): New class.
8716 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
8717 and cortex_a8_relocs_info_.
8718 (Target_arm::fix_cortex_a8): New method definition.
8719 (Target_arm::Cortex_a8_relocs_info): New type.
8720 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
8721 New data member declarations.
8722 (Target_arm::scan_reloc_for_stub): Record information about
8723 relocations for THUMB branches that might be exempted from the
8724 Cortex-A8 workaround.
8725 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
8726 at the beginning of a relaxation pass.
8728 2010-01-12 Doug Kwan <dougkwan@google.com>
8730 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
8731 (Arm_relobj::Mapping_symbol_position,
8732 Arm_reloj::Mapping_symbol_position_less,
8733 Arm_relobj::Mapping_symbols_info): New types.
8734 (Target_arm::is_mapping_symbol_name): New method definition.
8735 (Arm_relobj::do_count_local_symbols): Save information about mapping
8738 2010-01-11 Doug Kwan <dougkwan@google.com>
8740 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
8741 Arm_relocate_functions::thumb32_branch_upper,
8742 Arm_relocate_functions::thumb32_branch_lower,
8743 Arm_relocate_functions::thumb32_cond_branch_offset,
8744 Arm_relocate_functions::thumb32_cond_branch_upper,
8745 Arm_relocate_functions::thumb32_cond_branch_lower,
8746 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
8747 branch offset encoding.
8748 (Arm_relocate_functions::thumb_branch_common): Use new branch
8749 offset encoding methods to avoid code duplication.
8750 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
8751 (Stub_addend_reader::operator()): Use new branch encoding method
8752 to avoid code duplication.
8754 2010-01-11 Doug Kwan <dougkwan@google.com>
8756 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
8757 (Target_arm::do_finalize_sections): Define special EXIDX section
8758 symbols only if referenced.
8759 * gc.h (Garbage_collection::add_reference): New method.
8760 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
8763 2010-01-11 Ian Lance Taylor <iant@google.com>
8765 * script.cc (Version_script_info::build_expression_list_lookup):
8766 Change complaing about duplicate wildcard match from error to
8769 * script.cc (class Lazy_demangler): Recreate--revert part of patch
8771 (Version_script_info::Version_script_info): Initialize globs_,
8772 default_version_, default_is_global_, and exact_. Don't
8773 initialize globals_ or locals_.
8774 (Version_script_info::build_lookup_tables): Build local symbols
8776 (Version_script_info::unquote): New function.
8777 (Version_script_info::add_exact_match): New function.
8778 (Version_script_info::build_expression_list_lookup): Remove lookup
8779 parameter. Add is_global parameter. Change all callers. Handle
8780 wildcard pattern specially. Unquote pattern. Call
8782 (Version_script_info::get_name_to_match): New function.
8783 (Version_script_info::get_symbol_version): New function.
8784 (Version_script_info::get_symbol_version_helper): Remove.
8785 (Version_script_info::check_unmatched_names): Call unquote.
8786 * script.h (class Version_script_info): Change get_symbol_version
8787 to be non-inline and add is_global parameter; change all callers.
8788 Rewrite symbol_is_local. Update declarations. Define struct
8789 Version_tree_match, Exact, Globs. Don't define struct Lookup.
8790 Remove globals_ and locals_ members. Add exact_, globs_,
8791 default_version_, is_global_.
8792 (Version_script_info::Glob): Remove pattern, add expression and
8793 is_global. Update constructor. Change all callers.
8794 * dynobj.cc (Versions::finalize): Mark the version symbol as the
8796 (Versions::symbol_section_contents): If a symbol is undefined, or
8797 defined in a dynamic object, set the version index to
8799 * symtab.cc (Symbol_table::add_from_relobj): Don't call
8801 (Symbol_table::add_from_pluginobj): Likewise.
8802 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
8804 2010-01-11 Doug Kwan <dougkwan@google.com>
8806 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
8807 (incremental_dump_LDADD): Add linking option for libintl.
8808 * Makefile.in: Regenerate.
8810 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
8813 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
8815 * testsuite/Makefile.in: Regenerated.
8817 2010-01-10 Doug Kwan <dougkwan@google.com>
8819 * options.h (DEFINE_var): Use parentheses around argument varname__
8820 in macro body to avoid any unintended subsequent substitutions.
8822 2010-01-10 Ian Lance Taylor <iant@google.com>
8824 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
8825 candidates before doing symbol resolution.
8827 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
8828 ODR candidates if only one is weak.
8830 2010-01-08 Ian Lance Taylor <iant@google.com>
8832 * script.cc (Version_script_info::build_expression_list_lookup):
8833 Don't warn about ambiguous version, just record the ambiguity.
8834 (Version_script_info::get_symbol_version_helper): Give error if
8835 version is ambiguous.
8837 2010-01-08 Doug Kwan <dougkwan@google.com>
8839 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
8840 prev_data_size_ and prev_addralign_. Remove initializer for
8841 deleted data member has_been_changed_.
8842 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
8843 to determine if the table is empty.
8844 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
8846 (Stub_table::add_reloc_stub): Define method in class definition
8847 instead of just declaring it there.
8848 (Stub_table::add_cortex_a8_stub): New method definition.
8849 (Stub_table::update_data_size_and_addralign): Ditto.
8850 (Stub_table::finalize_stubs): Ditto.
8851 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
8852 (Stub_table::do_addralign_): Return address alignment in the
8853 (Stub_table::do_reset_address_and_file_offset): Define method in
8854 class definition instead of declaring it there. Set current data
8855 size to be the data size of the previous pass.
8856 (Stub_table::set_final_data_size): Use current data size as the
8858 (Stub_table::relocate_stub): Change parameter type of stub from
8859 Reloc_stub pointer to Stub pointer.
8860 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
8861 (Stub_table::Cortex_a8_stub_list): New typedef.
8862 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
8863 Stub_table::prev_addralign_): New data member.
8864 (Arm_relobj::Arm_relobj): Initialize data member
8865 section_has_cortex_a8_workaround_.
8866 (Arm_relobj::section_has_cortex_a8_workaround,
8867 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
8869 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
8871 (Target_arm::relocate_stub): Change parameter type of stub from
8872 Reloc_stub pointer to Stub pointer.
8873 (Insn_template::size, Insn_template::alignment): Handle
8874 THUMB16_SPECIAL_TYPE.
8875 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
8876 Stub_table::update_data_size_and_addralign,
8877 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
8879 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
8880 (Stub_table::do_write): Ditto.
8881 (Target_arm::do_relax): Adjust code for changes in Stub_table.
8883 2010-01-08 Ian Lance Taylor <iant@google.com>
8886 * symtab.h (class Symbol): Remove fields is_target_special_ and
8887 has_plt_offset_. Add field is_defined_in_discarded_section_.
8888 (Symbol::is_defined_in_discarded_section): New function.
8889 (Symbol::set_is_defined_in_discarded_section): New function.
8890 (Symbol::has_plt_offset): Rewrite.
8891 (Symbol::set_plt_offset): Verify that new offset is not -1U.
8892 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
8893 Don't initialize is_target_special_ or has_plt_offset_.
8894 Initialize is_defined_in_discarded_section_.
8895 (Symbol_table::add_from_relobj): If appropriate, set
8896 is_defined_in_discarded_section.
8897 * resolve.cc (Symbol::override_base_with_special): Don't test
8898 is_target_special_. Change has_plt_offset_ to has_plt_offset().
8899 * target-reloc.h (relocate_section): Do special handling for
8900 symbols defined in discarded sections for global symbols as well
8903 2010-01-08 Ian Lance Taylor <iant@google.com>
8905 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
8906 the SHT_SYMTAB case.
8908 2010-01-08 Ian Lance Taylor <iant@google.com>
8910 * object.cc (Sized_relobj::do_layout): Don't get confused if
8911 layout_eh_frame returns NULL.
8913 2010-01-08 Ian Lance Taylor <iant@google.com>
8916 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
8917 dynamic symbol table, use the normal symbol table.
8918 (Sized_dynobj::do_read_symbols): Remove assertion about type of
8921 2010-01-08 Ian Lance Taylor <iant@google.com>
8924 * layout.cc (Layout::include_section): Remove .gnu_debuglink
8927 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
8929 * version.cc (print_version): Change to "Copyright 2010".
8931 2010-01-08 Ian Lance Taylor <iant@google.com>
8935 * i386.cc (class Target_i386): Change return type of plt_section
8937 (class Output_data_plt_i386): Add tls_desc_rel_ field.
8938 (Output_data_plt_i386::Output_data_plt_i386): Initialize
8939 tls_desc_rel_ field.
8940 (Output_data_plt_i386::rel_tls_desc): New function.
8941 (Target_i386::rel_tls_desc_section): New function.
8942 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
8943 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
8944 R_386_TLS_DESC reloc in rel_tls_desc_section.
8945 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
8946 Define struct Tlsdesc_info.
8947 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
8948 (Target_x86_64::do_reloc_symbol_index): New function.
8949 (Target_x86_64::add_tlsdesc_info): New function.
8950 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
8951 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
8953 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
8955 (Output_data_plt_x86_64::rela_tlsdesc): New function.
8956 (Target_x86_64::rela_tlsdesc_section): New function.
8957 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
8959 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
8960 (Target_x86_64::do_reloc_addend): New function.
8961 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
8962 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
8963 declarations. Define TARGET_CODE. Add arg field to u1_ union.
8964 (Output_reloc::type): New function.
8965 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
8966 (Output_reloc::is_target_specific): New function.
8967 (Output_reloc::target_arg): New function.
8968 (class Output_reloc) [SHT_RELA]: Add four new constructors for
8969 absolute relocs and target specific relocs.
8970 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
8971 add_target_specific.
8972 (class Output_data_reloc) [SHT_RELA]: Likewise.
8973 * output.cc (Output_reloc::Output_reloc): Add four new versions
8974 for absolute relocs and target specific relocs.
8975 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
8976 (Output_reloc::get_symbol_index): Likewise.
8977 (Output_reloc::local_section_offset): Check that local_sym_index_
8978 is not TARGET_CODE or 0.
8979 (Output_reloc::symbol_value): Likewise.
8980 (Output_reloc::write) [SHT_RELA]: Call target for target specific
8982 * target.h (class Target): Add reloc_symbol_index and reloc_addend
8983 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
8985 * layout.cc (add_target_dynamic_tags): Use output section for
8986 DT_PLTRELSZ and DT_JMPREL.
8988 2010-01-07 Ian Lance Taylor <iant@google.com>
8991 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
8993 (class Output_data_reloc_generic): Define.
8994 (class Output_data_reloc_base): Change base class to
8995 Output_data_reloc_generic. Change add() method to call
8996 bump_relative_reloc_count for a relative reloc. Remove
8998 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
9000 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
9001 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
9003 * layout.h (class Layout): Update declaration.
9005 2010-01-07 Ian Lance Taylor <iant@google.com>
9007 * output.h (class Output_data): Add const version of
9008 output_section and do_output_section.
9009 (class Output_section_data): Add const version of
9011 (class Output_section): Likewise.
9012 * layout.cc (Layout::add_target_dynamic_tags): New function.
9013 * layout.h (class Layout): Update declarations.
9014 * arm.cc (Target_arm::do_finalize_sections): Use
9015 add_target_dynamic_tags.
9016 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9017 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9018 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9019 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9021 2010-01-07 Ian Lance Taylor <iant@google.com>
9024 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
9027 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9028 Ian Lance Taylor <iant@google.com>
9031 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
9032 Xindex::read_symtab_xindex.
9034 2010-01-07 Doug Kwan <dougkwan@google.com>
9036 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
9037 (Insn_template::thumb16_bcond_insn): New method declaration.
9038 (Insn_template): Fix spelling.
9039 (Stub::thumb16_special): New method declaration.
9040 (Stub::do_write): Define virtual method which was previously pure
9042 (Stub::do_thumb16_special): New method declaration.
9043 (Stub::do_fixed_endian_write): New template member.
9044 (Reloc_stub::do_write): Remove.
9045 (Reloc_stub::do_fixed_endian_write): Remove.
9046 (Cortex_a8_stub): New class definition.
9047 (Stub_factory::make_cortex_a8_stub): New method definition.
9048 (Stub_factory::Stub_factory): Add missing static storage class
9049 qualifier for elf32_arm_stub_a8_veneer_blx.
9051 2010-01-07 Ian Lance Taylor <iant@google.com>
9054 * options.h (class General_options): Add --warn-unresolved-symbols
9055 and --error-unresolved-symbols.
9056 * errors.cc (Errors::undefined_symbol): Implement
9057 --warn-unresolved-symbols.
9059 * options.h (class General_options): Add -z text and -z textoff.
9060 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
9062 2010-01-06 Sriraman Tallam <tmsriram@google.com>
9064 * gc.h (Garbage_collection::Cident_section_map): New typedef.
9065 (Garbage_collection::cident_sections): New function.
9066 (Garbage_collection::add_cident_section): New function.
9067 (Garbage_collection::cident_sections_): New member.
9068 (gc_process_relocs): Add references to sections whose names are C
9070 * gold.h (cident_section_start_prefix): New constant.
9071 (cident_section_stop_prefix): New constant.
9072 (is_cident): New function.
9073 * layout.cc (Layout::define_section_symbols): Replace string constants
9074 with the newly defined constants.
9075 * object.cc (Sized_relobj::do_layout): Track sections whose names are
9077 * testsuite/Makefile.am: Add gc_orphan_section_test.
9078 * testsuite/Makefile.in: Regenerate.
9079 * testsuite/gc_orphan_section_test.cc: New file.
9080 * testsuite/gc_orphan_section_test.sh: New file.
9082 2010-01-06 Ian Lance Taylor <iant@google.com>
9085 * options.h (class General_options): Add --warn-shared-textrel.
9086 * layout.cc (Layout::finish_dynamic_section): Implement
9087 --warn-shared-textrel.
9090 * options.h (class General_options): Add --warn-multiple-gp.
9092 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9094 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
9095 $(THREADSLIB) and $(LIBDL).
9096 * Makefile.in: Rebuild.
9098 2010-01-06 Ian Lance Taylor <iant@google.com>
9101 * options.cc (General_options::parse_section_start): New function.
9102 (General_options::section_start): New function.
9103 (General_options::General_options): Initialize all members.
9104 * options.h: Include <map>
9105 (class General_options): Add --section-start. Add section_starts_
9107 * layout.cc (Layout::attach_allocated_section_to_segment): If
9108 --section-start was used, set the address of the segment. Remove
9109 local sort_sections.
9110 (Layout::relaxation_loop_body): If the address of the load segment
9111 has been set by --section-start, don't use it.
9112 * output.h (Output_segment::update_flags_for_output_section): New
9114 * output.cc (Output_segment::add_output_section): Call
9115 update_flags_for_output_section.
9117 2010-01-05 Ian Lance Taylor <iant@google.com>
9120 * options.h (class General_options): Add --undefined-version.
9121 * script.cc (struct Version_expression): Add was_matched_by_symbol
9123 (Version_script_info::matched_symbol): New function.
9124 (Version_script_info::get_symbol_version_helper): Call
9126 (Version_script_info::check_unmatched_names): New function.
9127 * script.h (class Version_script_info): Update declarations.
9128 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
9130 * options.h (class General_options): Use DEFINE_bool_alias for
9131 allow_multiple_definition.
9132 * resolve.cc (Symbol_table::should_override): Don't test
9133 allow_multiple_definition.
9136 * options.h (class General_options): Add --cref.
9137 * main.cc (main): Print cref table if --cref. Don't close mapfile
9138 until after printing cref table.
9139 * cref.cc: Include "symtab.h".
9140 (class Cref_inputs): Define Cref_table_compare and Cref_table.
9141 (Cref_table_compare::operator()): New function.
9142 (Cref_inputs::gather_cref): New function.
9143 (filecol): New static const.
9144 (Cref_inputs::print_cref): New function.
9145 (Cref::print_cref): New function.
9146 * cref.h: Include <cstdio>.
9147 (class Cref): Update declarations.
9148 * mapfile.h (Mapfile::file): New function.
9149 * object.h (class Object): Define Symbols. Declare virtual
9150 do_get_global_symbols.
9151 (Object::get_global_symbols): New function.
9152 * object.cc (Input_objects::add_object): Pass object to cref_ if
9154 (Input_objects::archive_start): Likewise.
9155 (Input_objects::archive_stop): Likewise.
9156 (Input_objects::print_cref): New function.
9157 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
9158 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
9160 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
9162 * plugin.h (class Sized_pluginobj): Update declarations.
9164 2010-01-05 Ian Lance Taylor <iant@google.com>
9166 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
9167 to is_default_version. Rename insdef to insdefault.
9168 (Symbol_table::add_from_relobj): Rename def to is_default_version
9169 and local to is_forced_local.
9170 (Symbol_table::add_from_pluginobj): Likewise.
9171 (Symbol_table::add_from_dynobj): Likewise.
9172 (Symbol_table::define_special_symbol): Rename insdef to
9175 2010-01-04 Ian Lance Taylor <iant@google.com>
9178 * options.h (class General_options): Add
9179 --allow-multiple-definition and -z muldefs.
9180 * resolve.cc (Symbol_table::should_override): Don't warn about a
9181 multiple symbol definition if --allow-multiple-definition or -z
9185 * options.h (class General_options): Add --add-needed and
9186 --copy-dt-needed-entries. Tweak --as-needed help entry.
9187 * object.cc (Input_objects::check_dynamic_dependencies): Give an
9188 error if --copy-dt-needed-entries aka --add-needed is used and
9189 would cause a change in behaviour.
9192 * options.h (class General_options): Add -G as a short version of
9193 --shared. Add no-op options -assert, -g, and -i.
9195 2010-01-04 Sriraman Tallam <tmsriram@google.com>
9197 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
9198 check for .text or .gnu.linkonce.t sections.
9199 * icf.cc (Icf::find_identical_sections): Ditto.
9200 Change the detection for mangled function name within the section
9202 * icf.h (is_section_foldable_candidate): New function.
9204 2009-12-30 Ian Lance Taylor <iant@google.com>
9207 * options.h (class General_options): Permit two dashes with
9208 --retain-symbols-file.
9210 2009-12-30 Ian Lance Taylor <iant@google.com>
9213 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
9214 don't put the file header and segment headers in the text
9218 * common.cc (Sort_commons::operator()): Stabilize sort when both
9220 (Symbol_table::do_allocate_commons_list): When allocating common
9221 symbols, skip a symbol which is no longer common.
9222 * symtab.h (Symbol::is_common): Test whether the symbol comes from
9223 an object before checking its type.
9224 * testsuite/common_test_2.c: New file.
9225 * testsuite/common_test_3.c: New file.
9226 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
9227 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
9228 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
9229 (common_test_2_pic.o, common_test_2.so): New targets.
9230 (common_test_3_pic.o, common_test_3.so): New targets.
9231 * testsuite/Makefile.in: Rebuild.
9234 * script.cc (read_input_script): If we see a new SECTIONS clause,
9235 and we have added an input section, give an error.
9236 * layout.h (class Layout): Add have_added_input_section function.
9237 Add have_added_input_section_ field.
9238 * layout.cc (Layout::Layout): Initialize
9239 have_added_input_section_.
9240 (Layout::layout): Set have_added_input_section_.
9241 (Layout::layout_eh_frame): Likewise.
9243 2009-12-30 Ian Lance Taylor <iant@google.com>
9246 * options.h (class General_options): Add --sort-common option.
9247 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
9248 * common.cc (Sort_common): Add sort_order parameter to
9249 constructor. Add sort_order_ field.
9250 (Sort_commons::operator): Check sort_order_.
9251 (Symbol_table::allocate_commons): Determine the sort order.
9252 (Symbol_table::do_allocate_commons): Add sort_order parameter.
9254 (Symbol_table::do_allocate_commons_list): Likewise.
9256 2009-12-30 Ian Lance Taylor <iant@google.com>
9259 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
9260 symbols from this object, don't change the visibility of an
9262 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
9264 2009-12-30 Ian Lance Taylor <iant@google.com>
9267 * script.h (class Version_script_info): Define Language enum.
9268 Update declarations. Define Glob, Exact, and Lookup types. Add
9269 new fields globals_, locals_, and is_finalized_.
9270 * script.cc: Various formatting fixes.
9271 (class Parser_closure): Change language_stack_ from a vector of
9272 std::string to one of Version_script_info::Language. Adjust all
9274 (class Lazy_demangler): Remove.
9275 (struct Version_expression): Change language from std::string to
9276 Version_script_info::Language.
9277 (Version_script_info::Version_script_info): New function.
9278 (Version_script_info::~Version_script_info): Don't call clear.
9279 (Version_script_info::finalize): New function.
9280 (Version_script_info::build_lookup_tables): New function.
9281 (Version_script_info::build_expression_list_lookup): New
9283 (Version_script_info::get_symbol_version_helper): Rewrite to use
9285 (Version_script_info::print_expression_list): Adjust to use
9286 Version_script_info::Language.
9287 (script_push_lex_into_version_mode): Check that the version script
9288 has not been finalized.
9289 (version_script_push_lang): Change language string to
9290 Version_script_info::Language.
9291 * options.cc (Command_line::version_script): New function.
9292 * options.h (class General_options): Add finalize_dynamic_list
9293 function. Change version_script from declaration to definition.
9294 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
9295 * testsuite/version_script.map: Remove duplicate def of foo.
9296 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
9298 * testsuite/Makefile.in: Rebuild.
9300 2009-12-30 Ian Lance Taylor <iant@google.com>
9303 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
9304 if the input symbol index is 0, make the output symbol index 0.
9306 2009-12-30 Ian Lance Taylor <iant@google.com>
9309 * options.h (class General_options): Add -x/--discard-all.
9310 * object.cc (Sized_relobj::do_count_local_symbols): Handle
9311 --discard-all. If the local symbol needs a dynamic entry, check
9312 that before handling --discard-locals.
9314 2009-12-30 Ian Lance Taylor <iant@google.com>
9317 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
9319 (Output_segment::add_output_section): Don't change the flags if
9323 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
9324 GNU hash table if they need a dynamic value. Otherwise, don't add
9325 them if they are defined in a dynamic object or are forced local.
9327 2009-12-29 Ian Lance Taylor <iant@google.com>
9330 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
9331 .gnu.hash table for a 32-bit target.
9334 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
9335 regular and a dynamic object only needs a dynamic symbol table
9336 entry if it is externally visible.
9339 * i386.cc (class Target_i386): Initialize global_offset_table_ in
9340 constructor. Add global_offset_table_ field.
9341 (Target_i386::got_section): Set global_offset_table_.
9342 (Target_i386::do_finalize_sections): Set global_offset_table_
9344 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
9345 in constructor. Add global_offset_table_ field.
9346 (Target_x86_64::got_section): Set global_offset_table_.
9347 (Target_x86_64::do_finalize_sections): Set global_offset_table_
9350 * layout.cc (Layout::Layout): Initialize increase_relro_.
9351 (Layout::get_output_section): Add is_relro, is_last_relro, and
9352 is_first_non_relro parameters. Change all callers.
9353 (Layout::choose_output_section): Likewise.
9354 (Layout::add_output_section_data): Likewise.
9355 (Layout::make_output_section): Likewise.
9356 (Layout::set_segment_offsets): Clear increase_relro when using a
9358 * layout.h (class Layout): Add increase_relro method. Add
9359 increase_relro_ field. Update declarations.
9360 * output.cc (Output_section::Output_section): Initialize
9361 is_last_relro_ and is_first_non_relro_.
9362 (Output_segment::add_output_section): Group relro sections is
9363 do_sort is true. Handle is_last_relro and is_first_non_relro.
9364 (Output_segment::maximum_alignment): Remove relro handling.
9365 (Output_segment::set_section_addresses): Add increase_relro
9366 parameter. Change all callers. Add initial alignment to align
9367 relro sections on separate page. Remove old relro handling.
9368 (Output_segment::set_section_list_addresses): Remove in_relro
9369 parameter. Change all callers.
9370 (Output_segment::set_offset): Add increase parameter. Change all
9371 callers. Remove old relro handling.
9372 * output.h (class Output_section): Add new methods: is_last_relro,
9373 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
9374 Add is_last_relro_ and is_first_non_relro_ fields.
9375 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
9376 Create separate .got.plt section. Call increase_relro.
9377 * x86_64.cc (Target_x86_64::got_section): Likewise.
9378 * testsuite/relro_script_test.t: Add .got.plt.
9381 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
9382 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
9383 (Layout::finalize): Call set_dynamic_symbol_size.
9384 (Layout::set_dynamic_symbol_size): New function.
9385 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
9386 set_dynamic_symbol_size.
9389 * output.h (class Output_section): Add is_entsize_zero_ field.
9390 * output.cc (Output_section::Output_section): Initialize
9392 (Output_section::set_entsize): If two different entsizes are
9393 requested, force it to zero.
9394 (Output_section::add_input_section): Set flags for .debug_str
9395 before updating section flags. Set entsize.
9396 (Output_section::update_flags_for_input_section): Set SHF_MERGE
9397 and SHF_STRING if all input sections have those flags.
9399 2009-12-29 Rafael Espindola <espindola@google.com>
9401 * main.cc (main): Fix the sys time reporting.
9402 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
9405 2009-12-29 Sriraman Tallam <tmsriram@google.com>
9407 * options.cc (General_options::parse_version): Allow -v to exit
9408 without an error if there is nothing to link.
9410 2009-12-29 Ian Lance Taylor <iant@google.com>
9412 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
9413 using a version of gcc before 4.1.
9414 * configure: Rebuild.
9416 2009-12-28 Chris Demetriou <cgd@google.com>
9418 * attributes.cc (Output_attributes_section_data::do_write): Use
9419 std::vector::front rather than std::vector::data.
9421 2009-12-28 Ian Lance Taylor <iant@google.com>
9423 * symtab.h (class Symbol_table): Add enum Defined.
9424 * resolve.cc (Symbol_table::should_override): Add defined
9425 parameter. Change all callers. Test whether object is NULL
9426 before calling a method on it.
9427 (Symbol_table::report_resolve_problem): Add defined parameter.
9429 (Symbol_table::should_override_with_special): Likewise.
9430 * symtab.cc (Symbol_table::define_in_output_data): Add defined
9431 parameter. Change all callers.
9432 (Symbol_table::do_define_in_output_data): Likewise.
9433 (Symbol_table::define_in_output_segment): Likewise.
9434 (Symbol_table::do_define_in_output_segment): Likewise.
9435 (Symbol_table::define_as_constant): Likewise.
9436 (Symbol_table::do_define_as_constant): Likewise.
9437 * script.h (class Symbol_assignment): Add is_defsym parameter to
9438 constructor; change all callers.
9439 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
9440 parameter. Change all callers. Add is_defsym_ field.
9441 (class Parser_closure): Add parsing_defsym parameter to
9442 constructor; change all callers. Add parsing_defsym accessor
9443 function. Add parsing_defsym_ field.
9445 2009-12-28 Ian Lance Taylor <iant@google.com>
9447 * gold.cc (queue_middle_tasks): Fix formatting.
9448 * object.cc (Relobj::is_section_name_included): Likewise.
9450 2009-12-23 Ian Lance Taylor <iant@google.com>
9452 * i386.cc (Target_i386::do_calls_non_split): Recognize
9453 -fsplit-stack prologue for a function with a static chain.
9454 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
9455 -fsplit-stack prologue when using %r11.
9457 2009-12-21 Sriraman Tallam <tmsriram@google.com>
9459 * options.cc (General_options::parse_version): Make -v continue and do
9460 the link like GNU ld does.
9462 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
9464 * Makefile.am (CCFILES): Add timer.cc.
9465 (HFILES): Add timer.h.
9466 * configure.ac: Check for sysconf and times.
9467 * main.cc: include timer.h.
9468 (main): Use Timer instead of get_run_time.
9471 * workqueue.cc: include timer.h.
9472 (Workqueue::find_and_run_task):
9473 Report user, sys and wall time.
9474 * Makefile.in: Regenerate.
9475 * config.in: Regenerate.
9476 * configure: Regenerate.
9478 2009-12-16 Doug Kwan <dougkwan@google.com>
9480 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
9482 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
9483 relaxed input sections.
9484 * output.cc (Output_section::find_relaxed_input_section): Change
9485 return type to Output_relaxed_input_section pointer. Adjust code
9486 for new type of relaxed_input_section_map_.
9487 * output.h (Output_section::find_relaxed_input_section): Change
9488 return type to Output_relaxed_input_section pointer.
9489 (Output_section::Output_relaxed_input_section_by_input_section_map):
9491 (Output_section::relaxed_input_section_map_): Change type to
9492 Output_section::Output_relaxed_input_section_by_input_section_map.
9493 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
9496 2009-12-15 Ian Lance Taylor <iant@google.com>
9498 * layout.cc (Layout::create_shstrtab): Only write out after input
9499 sections if we are compressing debug sections.
9501 2009-12-15 Ian Lance Taylor <iant@google.com>
9503 * archive.cc (Archive::add_symbols): Only look up a symbol without
9504 a version if there is, in fact, a version.
9506 2009-12-14 Ian Lance Taylor <iant@google.com>
9508 Revert -Wshadow changes, all changes from:
9509 2009-12-11 Doug Kwan <dougkwan@google.com>
9510 2009-12-11 Nick Clifton <nickc@redhat.com>
9511 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
9513 2009-12-11 Doug Kwan <dougkwan@google.com>
9515 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
9517 * attributes.cc (Object_attribute::size): Ditto.
9518 (Attributes_section_data::size): Ditto.
9519 (Attributes_section_data::Attributes_section_data): Ditto.
9520 (Output_attributes_section_data::do_write): Ditto.
9521 * attributes.h (Object_attribute::set_type): Ditto.
9522 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
9524 2009-12-11 Nick Clifton <nickc@redhat.com>
9526 * archive.cc: Fix shadowed variable warnings.
9528 * compressed_output.cc: Likewise.
9529 * compressed_output.h: Likewise.
9530 * configure: Likewise.
9531 * dwarf_reader.cc: Likewise.
9532 * dynobj.cc: Likewise.
9533 * dynobj.h: Likewise.
9534 * ehframe.cc: Likewise.
9535 * ehframe.h: Likewise.
9536 * errors.cc: Likewise.
9537 * expression.cc: Likewise.
9538 * fileread.cc: Likewise.
9539 * fileread.h: Likewise.
9540 * freebsd.h: Likewise.
9541 * i386.cc: Likewise.
9543 * incremental.h: Likewise.
9544 * layout.cc: Likewise.
9545 * layout.h: Likewise.
9546 * mapfile.cc: Likewise.
9547 * merge.cc: Likewise.
9548 * merge.h: Likewise.
9549 * object.cc: Likewise.
9550 * object.h: Likewise.
9551 * options.h: Likewise.
9552 * output.cc: Likewise.
9553 * output.h: Likewise.
9554 * parameters.cc: Likewise.
9555 * plugin.cc: Likewise.
9556 * powerpc.cc: Likewise.
9557 * reduced_debug_output.cc: Likewise.
9558 * reduced_debug_output.h: Likewise.
9559 * reloc.cc: Likewise.
9560 * reloc.h: Likewise.
9561 * resolve.cc: Likewise.
9562 * script-sections.cc: Likewise.
9563 * script.cc: Likewise.
9564 * script.h: Likewise.
9565 * sparc.cc: Likewise.
9566 * symtab.cc: Likewise.
9567 * symtab.h: Likewise.
9568 * target-select.cc: Likewise.
9569 * target-select.h: Likewise.
9570 * token.h: Likewise.
9571 * workqueue.cc: Likewise.
9572 * workqueue.h: Likewise.
9573 * x86_64.cc: Likewise.
9575 2009-12-10 Doug Kwan <dougkwan@google.com>
9577 * arm.cc (attributes.h): New include.
9578 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
9579 (Arm_relobj::~Arm_relobj): Delete object pointed by
9580 attributes_section_data_.
9581 (Arm_relobj::attributes_section_data): New method definition.
9582 (Arm_relobj::attributes_section_data_): New data member declaration.
9583 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
9584 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
9585 attributes_section_data_.
9586 (Arm_dynobj::attributes_section_data): New method definition.
9587 (Arm_dynobj::attributes_section_data_): New data member declaration.
9588 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
9589 initialization value of may_use_blx_ to false.
9590 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
9591 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
9592 object attributes to compute results instead of hard-coding.
9593 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
9594 Target_arm::get_secondary_compatible_arch,
9595 Target_arm::set_secondary_compatible_arch
9596 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
9597 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
9598 New method declarations.
9599 (Target_arm::get_aeabi_object_attribute): New method definition.
9600 (Target_arm::attributes_section_data_): New data member declaration.
9601 (read_arm_attributes_section): New template definition.
9602 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
9603 (Arm_dynobj::do_read_symbols): Ditto.
9604 (Target_arm::do_finalize_sections): Merge attributes sections from
9605 input. Check for BLX use after attributes section merging.
9606 Fix __exidx_start and __exidx_end visibility. Create an
9607 .ARM.attributes section if necessary.
9608 (Target_arm::get_secondary_compatible_arch,
9609 Target_arm::set_secondary_compatible_arch,
9610 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
9611 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
9612 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
9613 New method definitions.
9615 2009-12-09 Ian Lance Taylor <iant@google.com>
9617 * plugin.cc (Plugin::load): Don't cast from void* to a function
9620 2009-12-09 Ian Lance Taylor <iant@google.com>
9622 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
9625 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
9627 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
9628 Replace two_file_shared_1.so with two_file_shared_2.so.
9629 * testsuite/Makefile.in: Regenerated.
9631 2009-12-08 Doug Kwan <dougkwan@google.com>
9633 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
9634 (HFILES): Add attributes.h and int_encoding.h.
9635 * Makefile.in: Regenerate.
9636 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
9637 function definitions to int_encoding.cc
9638 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
9639 prototypes to int_encoding.h
9640 * reduced_debug_output.cc (int_encoding.h): New include.
9641 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
9642 function definitions to int_encoding.cc
9643 (insert_into_vector, read_from_pointer): Move template definitions to
9645 * attributes.cc: New file.
9646 * attributes.h: New file.
9647 * int_encoding.cc: New file.
9648 * int_encoding.h: New file.
9650 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
9653 * incremental-dump.cc (dump_incremental_inputs): New.
9654 (main): Use dump_incremental_inputs.
9656 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
9659 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
9660 checking elfcpp::STT_FUNC.
9661 (Target_i386::Relocate::relocate): Likewise.
9662 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
9664 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
9665 symbols from shared libraries into normal FUNC symbols.
9667 * symtab.h (Symbol): Add is_func and use it.
9669 2009-12-05 Doug Kwan <dougkwan@google.com>
9671 * arm.cc (Target_arm::arm_info): Initialize new fields
9672 attributes_section and attributes_vendor.
9673 * i386.cc (Target_i386::i386_info): Same.
9674 * object.cc (Sized_relobj::do_layout): Skip attribute section.
9675 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
9676 fields attributes_section and attributes_vendor.
9677 * sparc.cc (Target_sparc::sparc_info): Same.
9678 * target.h (Target::attributes_section, Target::attributes_vendor,
9679 Target::is_attributes_section, Target::attribute_arg_type,
9680 Target::attributes_order): New method definitions.
9681 (Target::Target_info::attributes_section,
9682 Target::Target_info::attributes_vendor): New fields.
9683 (Target::do_attribute_arg_type, Target::do_attributes_order): New
9684 virtual method definitions.
9685 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
9686 attributes_section and attributes_vendor.
9687 * testsuite/testfile.cc (Target_test::test_target_info): Same.
9689 2009-12-05 Doug Kwan <dougkwan@google.com>
9691 * arm.cc: Update comments about interworking and stub generation.
9692 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
9693 considered as non-PIC.
9694 (Arm_relocate_functions::base_abs): Fix formatting.
9695 (Arm_relocate_functions::got_prel): Fix comment. Change interface
9696 of function to use GOT entry address instead of offset.
9697 (Target_arm::Scan::global): Issue an error if a symbol would need a
9698 PLT does not get one because it is untyped. Remove code to create
9699 dynamic symbols for relative branches.
9700 (Target_arm::Relocate::relocate: Use 0 instead of false since function
9701 takes unsigned integer instead of boolean.
9703 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
9705 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
9706 (two_file_test_LDADD): Likewise.
9707 (common_test_1_LDADD): Likewise.
9708 (exception_test_LDADD) Likewise.
9709 (weak_test_LDADD): Likewise.
9710 (many_sections_test_LDADD): Likewise.
9711 (initpri1_LDADD): Likewise.
9712 (script_test_1_LDADD): Likewise.
9713 (script_test_2_LDADD): Likewise.
9714 (justsyms_LDADD): Likewise.
9715 (binary_test_LDADD): Likewise.
9716 (large_LDADD): Likewise.
9717 * testsuite/Makefile.in: Regenerated.
9719 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
9721 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
9722 (Symbol_table::override_with_special): Likewise.
9723 (Symbol_table::add_from_object): Likewise.
9725 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
9727 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
9728 Don't set the data_offset twice.
9730 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
9732 * testsuite/Makefile.in: Regenerate.
9734 2009-12-03 Doug Kwan <dougkwan@google.com>
9736 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
9737 (Target_arm::do_finalize_sections): Add parameter for symbol table
9738 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
9739 * i386.cc (Target_i386::do_finalize_sections): Add an additional
9740 parameter for symbol table pointer.
9741 * layout.cc (Layout::finalize): Call Target::finalize_sections with
9742 an additional parameter for a pointer to symbol table.
9743 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
9744 parameter for a symbol table pointer.
9745 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
9746 * target.h (Target::finalize_sections, Target::do_finalize_sections):
9748 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
9749 parameter for a symbol table pointer.
9751 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
9753 * incremental.cc (Incremental_inputs_header)
9754 (Incremental_inputs_header_write, Incremental_inputs_entry)
9755 (Incremental_inputs_entry_write): Move ...
9756 * incremental.h (Incremental_inputs_header)
9757 (Incremental_inputs_header_write, Incremental_inputs_entry)
9758 (Incremental_inputs_entry_write): here.
9760 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9762 * incremental.cc (make_sized_incremental_binary): Set the target.
9763 Error if it is incompatible.
9764 * output.h (Output_file): Add filename method.
9766 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9768 * incremental.cc (Incremental_inputs_entry): Remove unused argument
9769 from the get_* methods.
9771 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9773 * incremental-dump.cc (main): Check that the offeset of a script is 0.
9774 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
9775 Write 0 for the data_offset of scripts.
9777 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9779 * testsuite/Makefile.am: Add the incremental_test.sh test.
9780 * testsuite/incremental_test.sh: New.
9781 * testsuite/incremental_test_1.c: New.
9782 * testsuite/incremental_test_2.c: New.
9784 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
9786 * incremental-dump.cc (main): Fix typos.
9788 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
9791 * incremental-dump.cc (main): Use llu to print 64 bit values.
9793 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
9794 H.J. Lu <hongjiu.lu@intel.com>
9796 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
9798 (incremental_dump_LDADD): Likewise.
9799 * Makefile.in: Regenerated.
9801 2009-11-25 Doug Kwan <dougkwan@google.com>
9805 2009-11-25 Doug Kwan <dougkwan@google.com>
9807 * arm.cc (Target_arm::Target_arm): Move method definition
9808 outside of class definition. Add code to handle
9809 --target1-rel, --target1-abs and --target2= options.
9810 (Target_arm::get_reloc_reloc_type): Change method to be
9811 non-static and const.
9812 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
9813 New data member declaration.
9814 (Target_arm::Scan::local, Target_arm::Scan::global,
9815 Target_arm::Relocate::relocate,
9816 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9817 Adjust call to Target_arm::get_real_reloc_type.
9818 (Target_arm::get_real_reloc_type): Use command line options
9819 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
9820 * options.h (--target1-rel, --target1-abs, --target2): New
9823 2009-11-25 Doug Kwan <dougkwan@google.com>
9825 * arm.cc (Target_arm::Target_arm): Move method definition outside of
9826 class definition. Add code to handle --target1-rel, --target1-abs
9827 and --target2= options.
9828 (Target_arm::get_reloc_reloc_type): Change method to be non-static
9830 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
9832 (Target_arm::Scan::local, Target_arm::Scan::global,
9833 Target_arm::Relocate::relocate,
9834 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
9835 call to Target_arm::get_real_reloc_type.
9836 (Target_arm::get_real_reloc_type): Use command line options to
9837 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
9838 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
9841 2009-11-25 Doug Kwan <dougkwan@google.com>
9843 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
9844 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
9845 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
9847 (Arm_relocate_functions::thm_call): Replace body with a call to
9848 Arm_relocate_functions::thumb_branch_common.
9849 (Arm_relocate_functions::thm_jump24,
9850 Arm_relocate_functions::thm_xpc22): New method definitions.
9851 (Arm_relocate_functions::thumb_branch_common): New method definition.
9852 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
9854 (Target_arm::Relocate::relocate): Adjust call to thm_call.
9855 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
9857 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
9859 * Makefile.am: Build incremental-dump
9860 * Makefile.in: Regenerate.
9861 * incremental-dump.cc: New.
9862 * incremental.cc (Incremental_inputs_header_data,
9863 Incremental_inputs_entry_data): Move to incremental.h
9864 * incremental.h: (Incremental_inputs_header_data,
9865 Incremental_inputs_entry_data): Move from incremental.cc
9867 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
9869 * incremental.cc (Incremental_inputs_header,
9870 Incremental_inputs_header_write, Incremental_inputs_entry,
9871 Incremental_inputs_entry_write): Add a typedef with the data type.
9873 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
9875 * incremental.cc (Incremental_inputs_header,
9876 Incremental_inputs_header_write, Incremental_inputs_entry,
9877 Incremental_inputs_entry_write): Update comment about which
9878 type has the filed descriptions.
9880 2009-11-15 Doug Kwan <dougkwan@google.com>
9882 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
9883 (Arm_relocate_functions::arm_branch_common): Change method defintion
9884 in class definition to a method declaration and update list of formal
9886 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
9887 Arm_relocation_functions::jump24): Adjust call to
9888 Arm_relocate_functions::arm_branch_common. Update list of formal
9890 (Arm_relocate_functions::xpc25): New method definition.
9891 (Arm_relocate_functions::arm_branch_common): Move method defintion
9892 out from class definition. Use stubs for mode-switching and extending
9894 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
9895 specially. Change code to enable use of stubs in ARM branches.
9897 2009-11-10 Doug Kwan <dougkwan@google.com>
9899 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
9900 in method declaration.
9901 (Target_arm::relocate_stub): New method declaration.
9902 (Target_arm::default_target): Change to return a pointer instead of
9904 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
9905 Target_arm::default_target.
9906 (Arm_Relobj::do_relocate_sections): Remove options paramater in
9908 (Target_arm::relocate_section): Adjust view.
9909 (Target_arm::relocate_stub): New method definition.
9911 2009-11-10 Doug Kwan <dougkwan@google.com>
9913 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
9915 * incremental.cc (open_incremental_binary): Initialized local
9916 variables to avoid warnings.
9917 * object.cc (make_elf_object): Ditto.
9918 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
9921 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
9924 * testsuite/plugin_test.c: Include "config.h".
9926 2009-11-09 Doug Kwan <dougkwan@google.com>
9928 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
9929 (arm_symbol_value): Remove.
9930 (Arm_relocate_functions::arm_branch_common,
9931 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
9932 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
9933 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
9934 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
9935 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
9936 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
9937 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
9938 Arm_relocate_functions::thm_mobw_abs_nc,
9939 Arm_relocate_functions::thm_mov_abs,
9940 Arm_relocate_functions::movw_prel_nc,
9941 Arm_relocate_functions::thm_movt_abs,
9942 Arm_relocate_functions::movt_prel,
9943 Arm_relocate_functions::thm_movw_prel_nc,
9944 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
9945 (Target_arm::Relocate::relocate): Only decompose address into two
9946 parts if relocation type uses the thumb-bit and pass the actual
9947 bit instead of a flag indicating that the thumb-bit is used. Adjust
9948 calls to methods in Arm_relocate_functions for this change.
9950 2009-11-08 Ian Lance Taylor <iant@google.com>
9953 * reloc.cc: Instantiate
9954 Sized_relobj::initialize_input_to_output_maps and
9955 Sized_relobj:free_input_to_output_maps.
9957 2009-11-06 Ian Lance Taylor <iant@google.com>
9960 * defstd.cc (in_segment): Set only_if_ref true for "end".
9962 2009-11-06 Doug Kwan <dougkwan@google.com>
9964 * arm.cc (class Reloc_stub): Correct a comment.
9965 (Target_arm::Target_arm): Initialize arm_input_section_map_.
9966 (Target_arm::scan_section_for_stubs): New method declaration.
9967 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
9968 Change methods from private to protected.
9969 (Target_arm::do_may_relax): New method definition.
9970 (Target_arm::do_relax, Target_arm::group_sections,
9971 Target_arm::scan_reloc_for_stub,
9972 Target_arm::scan_reloc_section_for_stubs): New method declarations.
9973 (Target_arm::arm_input_section_map_): New data member declaration.
9974 (Target_arm::scan_reloc_for_stub,
9975 Target_arm::scan_reloc_section_for_stubs,
9976 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
9977 Target_arm::do_relax): New method definitions.
9979 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
9981 * configure.ac: Check for (struct stat)::st_mtim
9982 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
9983 * config.in: Regenerate.
9984 * configure: Regenerate.
9986 2009-11-05 Ian Lance Taylor <iant@google.com>
9989 * output.cc (Output_segment::add_output_section): Add missing
9992 2009-11-04 Ian Lance Taylor <iant@google.com>
9995 * object.h (class Object): Add is_needed and set_is_needed
9996 methods. Add is_needed_ field. Make bool fields into bitfields.
9997 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
9998 defined in a dynamic object and referenced by a regular object,
9999 set is_needed for the dynamic object.
10000 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
10001 if the file is marked with as_needed and it is not needed.
10003 2009-11-04 Ian Lance Taylor <iant@google.com>
10006 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
10007 tags if data is discarded by linker script.
10008 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10009 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10010 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10011 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10013 2009-11-04 Ian Lance Taylor <iant@google.com>
10015 * layout.cc (Layout::get_output_section): Add is_interp and
10016 is_dynamic_linker_section parameters. Change all callers.
10017 (Layout::choose_output_section): Likewise.
10018 (Layout::make_output_section): Likewise.
10019 (Layout::add_output_section_data): Add is_dynamic_linker_section
10020 parameter. Change all callers.
10021 * layout.h (class Layout): Update declarations.
10022 * output.h (class Output_section): Add is_interp, set_is_interp,
10023 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
10024 Add is_interp_, is_dynamic_linker_section_ fields. Change
10025 generate_code_fills_at_write_ to a bitfield.
10026 * output.cc (Output_section::Output_sections): Initialize new
10028 (Output_segment::add_output_section): Add do_sort parameter.
10029 Change all callers.
10031 2009-11-03 Ian Lance Taylor <iant@google.com>
10034 * options.h (class General_options): Add --warn-common.
10035 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
10036 merging two common symbols.
10037 (Symbol_table::should_override): Handle --warn-common when merging
10038 a common symbol with a defined symbol. Use report_resolve_problem
10039 for multiple definitions.
10040 (Symbol_table::report_resolve_problem): New function.
10041 * symtab.h (class Symbol_table): Declare report_resolve_problem.
10043 2009-11-03 Doug Kwan <dougkwan@google.com>
10045 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
10047 (Target_arm::stub_factory): New method definition.
10048 (Target_arm::new_arm_input_section,
10049 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
10050 Target_arm::reloc_uses_thumb_bit): New method declarations.
10051 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
10052 New type definitions.
10053 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
10054 member declarations.
10055 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
10056 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
10057 New method definitions.
10059 2009-11-03 Ian Lance Taylor <iant@google.com>
10061 * options.h (class General_options): Add --warn_constructors.
10063 2009-11-03 Ian Lance Taylor <iant@google.com>
10066 * defstd.cc (in_section): Add entries for __rel_iplt_start,
10067 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
10069 2009-11-03 Ian Lance Taylor <iant@google.com>
10072 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
10073 --msgid-bugs-address.
10074 (install-pdf): New target.
10075 (install-data_yes): Look up one directory to find mkinstalldirs.
10077 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
10079 * po/Make-in (.po.gmo): Don't generate .gmo files in source
10082 2009-10-30 Doug Kwan <dougkwan@google.com>
10084 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
10086 2009-10-30 Doug Kwan <dougkwan@google.com>
10088 * arm.cc (Stub_addend_reader): New struct template definition
10089 and partial specializations.
10090 (Stub_addend_reader::operator()): New method definition for a
10091 partially specialized template.
10093 2009-10-30 Doug Kwan <dougkwan@google.com>
10095 * arm.cc (Arm_relobj::processor_specific_flags): New method
10097 (Arm_relobj::do_read_symbols): New method declaration.
10098 (Arm_relobj::processor_specific_flags_): New data member declaration.
10099 (Arm_dynobj): New class definition.
10100 (Target_arm::do_finalize_sections): Add input_objects parameter.
10101 (Target_arm::do_adjust_elf_header): New method declaration.
10102 (Target_arm::are_eabi_versions_compatible,
10103 (Target_arm::merge_processor_specific_flags): New method declaration.
10104 (Target_arm::do_make_elf_object): New overloaded method definitions
10106 (Arm_relobj::do_read_symbols): New method definition.
10107 (Arm_dynobj::do_read_symbols): Ditto.
10108 (Target_arm::do_finalize_sections): Add input_objects parameters.
10109 Merge processor-specific flags from all input objects.
10110 (Target_arm::are_eabi_versions_compatible,
10111 Target_arm::merge_processor_specific_flags,
10112 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
10113 New method definitions.
10114 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
10115 Input_objects pointer type parameter.
10116 * layout.cc (Layout::finalize): Pass input objects to target's.
10117 finalize_sections function.
10118 * output.cc (Output_file_header::do_sized_write): Set ELF file
10119 header's processor-specific flags.
10120 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
10121 Input_objects pointer type parameter.
10122 * sparc.cc (Target_sparc::do_finalize_sections): Same.
10123 * target.h (Input_objects): New forward class declaration.
10124 (Target::processor_specific_flags,
10125 Target::are_processor_specific_flags_sect): New method definitions.
10126 (Target::finalize_sections): Add input_objects parameter.
10127 (Target::Target): Initialize processor_specific_flags_ and
10128 are_processor_specific_flags_set_.
10129 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
10131 (Target::set_processor_specific_flags): New method definition.
10132 (Target::processor_specific_flags_,
10133 Target::are_processor_specific_flags_set_): New data member
10135 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
10136 Input_objects pointer type parameter.
10138 2009-10-30 Doug Kwan <dougkwan@google.com>
10140 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
10142 2009-10-28 Ian Lance Taylor <iant@google.com>
10144 * object.h (class Relobj): Drop options parameter from
10145 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
10146 do_scan_relocs, do_relocate. Change all callers.
10147 (class Sized_relobj): Drop options parameters from
10148 do_gc_process_relocs, do_scan_relocs, do_relocate,
10149 do_relocate_sections, relocate_sections, emit_relocs_scan,
10150 emit_relocs_scan_reltype. Change all callers.
10151 (struct Relocate_info): Remove options field and all references to
10153 * reloc.h (class Read_relocs): Remove options constructor
10154 parameter and options_ field. Change all callers.
10155 (class Gc_process_relocs, class Scan_relocs): Likewise.
10156 (class Relocate_task): Likewise.
10157 * target-reloc.h (scan_relocs): Remove options parameter. Change
10159 (scan_relocatable_relocs): Likewise.
10160 * target.h (class Sized_target): Remove options parameter from
10161 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
10163 * gc.h (gc_process_relocs): Remove options parameter. Change all
10165 * arm.cc: Update functions to remove options parameters.
10166 * i386.cc: Likewise.
10167 * powerpc.cc: Likewise.
10168 * sparc.cc: Likewise.
10169 * x86_64.cc: Likewise.
10170 * testsuite/testfile.cc: Likewise.
10172 2009-10-28 Doug Kwan <dougkwan@google.com>
10174 * arm.cc (Arm_relobj): New class definition.
10175 (Arm_relobj::scan_sections_for_stubs,
10176 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
10177 New method definitions.
10179 2009-10-28 Cary Coutant <ccoutant@google.com>
10181 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
10182 (Plugin::cleanup_done_): New member.
10183 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
10184 (Plugin_manager::cleanup_done_): Remove.
10185 (Plugin_manager::add_input_file): Edit error message.
10186 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
10187 (Plugin_manager::cleanup): Remove use of cleanup_done_.
10189 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
10191 * fileread.cc: (File_read::View::~View): Use the new
10192 data_ownership_ filed.
10193 (File_read::~File_read): Dispose the new whole_file_view_.
10194 (File_read::open): Mmap the whole file if needed.
10195 (File_read::open): Use whole_file_view_ instead of contents_.
10196 (File_read::find_view): Use whole_file_view_ if applicable.
10197 (File_read::do_read): Use whole_file_view_ instead of contents_.
10198 (File_read::make_view): Use whole_file_view_ instead of contents_,
10199 update File_read::View::View call.
10200 (File_read::find_or_make_view): Update File_read::View::View
10202 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
10204 (File_read::View::Data_ownership): New enum.
10205 (File_read::View::View): Replace bool mapped_ with Data_ownership
10207 (File_read::View::mapped_): Remove (replaced by data_ownership_).
10208 (File_read::View::data_ownership_): New field.
10209 (File_read::contents_): Remove (replaced by whole_file_view_).
10210 (File_read::whole_file_view_): New field.
10211 * options.h (class General_options): Add --keep-files-mapped.
10213 2009-10-27 Cary Coutant <ccoutant@google.com>
10215 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
10216 * testsuite/Makefile.am (plugin_test_5): New test case.
10217 * testsuite/Makefile.in: Regenerate.
10219 2009-10-25 Doug Kwan <dougkwan@google.com>
10221 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
10222 from private to protected to allow access by child class.
10223 (Sized_relobj::do_relocate_sections): New method declaration.
10224 (Sized_relobj::relocate_sections): Virtualize.
10225 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
10226 Sized_relobj::relocate_sections. Instantiate template explicitly
10227 for different target sizes and endianity.
10229 2009-10-24 Doug Kwan <dougkwan@google.com>
10231 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
10232 (Arm_input_section::as_arm_input_section): New method.
10233 (Arm_output_section): New class definition.
10234 (Arm_output_section::create_stub_group,
10235 Arm_output_section::group_sections): New method definitions.
10237 2009-10-22 Doug Kwan <dougkwan@google.com>
10239 * arm.cc (Arm_input_section): New class definition.
10240 (Arm_input_section::init, Arm_input_section:do_write,
10241 Arm_input_section::set_final_data_size,
10242 Arm_input_section::do_reset_address_and_file_offset): New method
10245 2009-10-21 Doug Kwan <dougkwan@google.com>
10247 * arm.cc (Stub_table, Arm_input_section): New forward class
10249 (Stub_table): New class defintion.
10250 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
10251 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
10252 New method definition.
10254 2009-10-21 Doug Kwan <dougkwan@google.com>
10256 * arm.cc: Update copyright comments.
10257 (Target_arm): New forward class template declaration.
10258 (Arm_address): New type.
10259 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
10260 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
10261 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
10263 (Insn_template): Same.
10264 (DEF_STUBS): New macro.
10265 (Stub_type): New enum type.
10266 (Stub_template): New class definition.
10268 (Reloc_stub): Same.
10269 (Stub_factory): Same.
10270 (Target_arm::Target_arm): Initialize may_use_blx_ and
10271 should_force_pic_veneer_.
10272 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
10273 Target_arm::should_force_pic_veneer,
10274 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
10275 Target_arm::using_thumb_only, Target_arm:;default_target): New
10277 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
10278 New data member declarations.
10279 (Insn_template::size, Insn_template::alignment): New method defintions.
10280 (Stub_template::Stub_template): New method definition.
10281 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
10282 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
10283 (Stub_factory::Stub_factory): New method definition.
10284 * gold.h (string_hash): New template.
10285 * output.h (Input_section_specifier::hash_value): Use
10287 (Input_section_specifier::string_hash): Remove.
10288 * stringpool.cc (Stringpool_template::string_hash): Use
10291 2009-10-20 Doug Kwan <dougkwan@google.com>
10293 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
10294 symbols of relaxed input sections.
10295 * output.h (Output_section::find_relaxed_input_section): Make
10298 2009-10-16 Doug Kwan <dougkwan@google.com>
10300 * dynobj.cc (Versions::Versions): Initialize version_script_.
10301 Only insert base version symbol definition for a shared object
10302 if version script defines any version versions.
10303 (Versions::define_base_version): New method definition.
10304 (Versions::add_def): Check that base version is not needed.
10305 (Versions::add_need): Define base version lazily.
10306 * dynobj.h (Versions::define_base_version): New method declaration.
10307 (Versions::needs_base_version_): New data member declaration.
10308 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
10309 (check_DATA): Add no_version_test.stdout.
10310 (libno_version_test.so, no_version_test.o no_version_test.stdout):
10312 * testsuite/Makefile.in: Regenerate.
10313 * testsuite/no_version_test.c: New file.
10314 * testsuite/no_version_test.sh: Ditto.
10316 2009-10-16 Doug Kwan <dougkwan@google.com>
10318 * expression.cc (class Segment_start_expression): New class definition.
10319 (Segment_start_expression::value): New method definition.
10320 (script_exp_function_segment_start): Return a new
10321 Segment_start_expression.
10322 * gold/script-c.h (script_saw_segment_start_expression): New function
10324 * script-sections.cc (Script_sections::Script_sections): Initialize
10325 SAW_SEGMENT_START_EXPRESSION_ to false.
10326 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
10327 and -Tbbs options to specify section addresses if given in
10328 command line and no SEGMENT_START expression is seen in a script.
10329 * script-sections.h (Script_sections::saw_segment_start_expression,
10330 Script_sections::set_saw_segment_start_expression): New method
10332 (Script_sections::saw_segment_start_expression_): New data member
10334 * script.cc (script_saw_segment_start_expression): New function.
10335 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
10336 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
10337 script_test_7.sh and script_test_8.sh.
10338 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
10339 script_test_8.stdout.
10340 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
10341 (script_test_6, script_test_6.stdout, script_test_7,
10342 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
10343 * Makefile.in: Regenerate.
10344 * testsuite/script_test_6.sh: New file.
10345 * testsuite/script_test_6.t: Same.
10346 * testsuite/script_test_7.sh: Same.
10347 * testsuite/script_test_7.t: Same.
10348 * testsuite/script_test_8.sh: Same.
10350 2009-10-16 Doug Kwan <dougkwan@google.com>
10352 * output.cc (Output_segment::set_section_list_address): Cast
10353 expressions to unsigned long long type to avoid format warnings.
10355 2009-10-15 Ian Lance Taylor <iant@google.com>
10357 * script.cc (Script_options::add_symbol_assignment): Always add a
10358 dot assignment to script_sections_.
10359 * script-sections.cc (Script_sections::add_dot_assignment):
10360 Initialize if necessary.
10362 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
10363 program headers with no load segment if there is a linker script.
10365 * layout.cc (Layout::set_segment_offsets): Align the file offset
10366 to the segment aligment for -N or -n with no load segment.
10367 * output.cc (Output_segment::add_output_section): Don't crash if
10368 the first section is a TLS section.
10369 (Output_segment::set_section_list_addresses): Print an error
10370 message if the address moves backward in a linker script.
10371 * script-sections.cc
10372 (Output_section_element_input::set_section_addresses): Don't
10373 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
10374 (Orphan_output_section::set_section_addresses): Likewise.
10376 2009-10-15 Doug Kwan <dougkwan@google.com>
10378 * layout.cc (Layout::finish_dynamic_section): Generate tags
10379 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
10380 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
10381 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
10383 2009-10-14 Ian Lance Taylor <iant@google.com>
10385 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
10387 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
10388 data_shdr fields of relinfo.
10389 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
10390 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
10391 R_386_TLS_LDO_32, adjust based on section flags.
10392 (Target_i386::Relocate::fix_up_ldo): Remove.
10394 2009-10-13 Ian Lance Taylor <iant@google.com>
10396 Add support for -pie.
10397 * options.h (class General_options): Add -pie and
10399 (General_options::output_is_position_independent): Test -pie.
10400 (General_options::output_is_executable): Return true if not shared
10401 and not relocatable.
10402 (General_options::output_is_pie): Remove.
10403 * options.cc (General_options::finalize): Reject incompatible uses
10405 * gold.cc (queue_middle_tasks): A -pie link is not static.
10406 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
10407 * symtab.cc (Symbol::final_value_is_known): Return false if
10408 output_is_position_independent.
10409 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
10410 output_is_position_independent.
10411 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
10412 output_is_position_independent.
10413 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
10414 output_is_position_independent.
10415 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
10417 (basic_pie_test.o, basic_pie_test): New targets.
10418 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
10419 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
10420 (two_file_pie_test): New target.
10421 * testsuite/Makefile.in: Rebuild.
10422 * README: Remove note saying that -pie is not supported.
10424 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10426 * options.h (class General_options): Add -init and -fini.
10427 * layout.cc (Layout::finish_dynamic_section): Emit
10428 given init and fini functions.
10430 2009-10-13 Sriraman Tallam <tmsriram@google.com>
10432 * gc.h (gc_process_relocs): Check if icf is enabled using new
10434 * gold.cc (queue_initial_tasks): Likewise.
10435 (queue_middle_tasks): Likewise.
10436 * object.cc (do_layout): Likewise.
10437 * symtab.cc (is_section_folded): Likewise.
10438 * main.cc (main): Likewise.
10439 * reloc.cc (Read_relocs::run): Likewise.
10440 (Sized_relobj::do_scan_relocs): Likewise.
10441 * icf.cc (is_function_ctor_or_dtor): New function.
10442 (Icf::find_identical_sections): Check if function is ctor or dtor when
10443 safe icf is chosen.
10444 * options.h (General_options::icf): Change option to be an enum.
10445 (Icf_status): New enum.
10446 (icf_enabled): New method.
10447 (icf_safe_folding): New method.
10448 (set_icf_status): New method.
10449 (icf_status_): New variable.
10450 * (options.cc) (General_options::finalize): Set icf_status_.
10451 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
10452 icf_test and icf_keep_unique_test to use the --icf enum flag.
10453 * testsuite/icf_safe_test.sh: New file.
10454 * testsuite/icf_safe_test.cc: New file.
10456 2009-10-12 Sriraman Tallam <tmsriram@google.com>
10458 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
10459 includes to gc.h and icf.h.
10460 * arm.cc: Include gc.h.
10461 * gold.cc: Likewise.
10462 * i386.cc: Likewise.
10463 * powerpc.cc: Likewise.
10464 * sparc.cc: Likewise.
10465 * x86_64.cc: Likewise.
10466 * gc.h: Include icf.h.
10468 2009-10-11 Ian Lance Taylor <iant@google.com>
10470 * plugin.cc: Include "gold.h" before other header files.
10472 2009-10-10 Chris Demetriou <cgd@google.com>
10474 * options.h (Input_file_argument::Input_file_type): New enum.
10475 (Input_file_argument::is_lib_): Replace with...
10476 (Input_file_argument::type_): New member.
10477 (Input_file_argument::Input_file_argument): Take Input_file_type
10478 'type' rather than boolean 'is_lib' as second argument.
10479 (Input_file_argument::is_lib): Use type_.
10480 (Input_file_argument::is_searched_file): New function.
10481 (Input_file_argument::may_need_search): Handle is_searched_file.
10482 * options.cc (General_options::parse_library): Support -l:filename.
10483 (General_options::parse_just_symbols): Update for Input_file_argument
10485 (Command_line::process): Likewise.
10486 * archive.cc (Archive::get_file_and_offset): Likewise.
10487 * plugin.cc (Plugin_manager::release_input_file): Likewise.
10488 * script.cc (read_script_file, script_add_file): Likewise.
10489 * fileread.cc (Input_file::Input_file): Likewise.
10490 (Input_file::will_search_for): Handle is_searched_file.
10491 (Input_file::open): Likewise.
10492 * readsyms.cc (Read_symbols::get_name): Likewise.
10493 * testsuite/Makefile.am (searched_file_test): New test.
10494 * testsuite/Makefile.in: Regenerate.
10495 * testsuite/searched_file_test.cc: New file.
10496 * testsuite/searched_file_test_lib.cc: New file.
10498 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10499 Ian Lance Taylor <iant@google.com>
10501 * descriptor.cc: Include <cstdio> and "binary-io.h".
10502 (Descriptors::open): Open the files in binary mode always.
10503 * script.cc (Lex::get_token): Treat \r as whitespace.
10505 2009-10-09 Ian Lance Taylor <iant@google.com>
10507 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
10509 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10510 Ian Lance Taylor <iant@google.com>
10512 * configure.ac: Check for readv function also.
10513 * fileread.cc (readv): Define if not HAVE_READV.
10514 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
10516 * config.in: Regenerate.
10517 * configure: Regenerate.
10519 2009-10-09 Doug Kwan <dougkwan@google.com>
10521 * layout.cc (Layout::make_output_section): Call target hook to make
10522 ordinary output section.
10523 (Layout::finalize): Adjust parameter list of call the
10524 Target::may_relax().
10525 * layout.h (class Layout::section_list): New method.
10526 * merge.h (Output_merge_base::entsize): Change visibility to public.
10527 (Output_merge_base::is_string, Output_merge_base::do_is_string):
10529 (Output_merge_string::do_is_string): New method.
10530 * object.cc (Sized_relobj::do_setup): renamed from
10531 Sized_relobj::set_up.
10532 * object.h (Sized_relobj::adjust_shndx,
10533 Sized_relobj::initializ_input_to_output_maps,
10534 Sized_relobj::free_input_to_output_maps): Change visibilities to
10536 (Sized_relobj::setup): Virtualize.
10537 (Sized_relobj::do_setup): New method declaration.
10538 (Sized_relobj::invalidate_section_offset,
10539 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
10540 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
10541 * options.cc (parse_int): New function.
10542 * options.h (parse_int): New declaration.
10543 (DEFINE_int): New macro.
10544 (stub_group_size): New option.
10545 * output.cc (Output_section::Output_section): Initialize memebers
10546 merge_section_map_, merge_section_by_properties_map_,
10547 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
10548 (Output_section::add_input_section): Handled deferred code-fill
10549 generation and remove an old comment.
10550 (Output_section::add_relaxed_input_section): New method definition.
10551 (Output_section::add_merge_input_section): Use merge section by
10552 properties map to speed to search. Update merge section maps
10554 (Output_section::build_relaxation_map): New method definition.
10555 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
10557 (Output_section::relax_input_section): Renamed to
10558 Output_section::convert_input_sections_to_relaxed_sections and change
10559 interface to take a vector of pointers to relaxed sections.
10560 (Output_section::find_merge_section,
10561 Output_section::find_relaxed_input_section): New method definitions.
10562 (Output_section::is_input_address_mapped,
10563 Output_section::output_offset, Output_section::output_address):
10564 Use output section data maps to speed up searching.
10565 (Output_section::find_starting_output_address): Add comments.
10566 (Output_section::do_write,
10567 Output_section::write_to_postprocessing_buffer): Do code-fill
10568 generation as appropriate.
10569 (Output_section::get_input_sections): Invalidate relaxed input section
10571 (Output_section::restore_states): Adjust type of checkpoint .
10572 Invalidate relaxed input section map.
10573 * output.h (Output_merge_base): New class declaration.
10574 (Input_section_specifier): New class defintion.
10575 (class Output_relaxed_input_section) Change base class to
10576 Output_section_data_build.
10577 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
10578 base class initializer.
10579 (Output_section::add_relaxed_input_section): New method declaration.
10580 (Output_section::Input_section): Change visibility to protected.
10581 (Output_section::Input_section::relobj,
10582 Output_section::Input_section::shndx): Handle relaxed input sections.
10583 Output_section::input_sections) Change visibility to protected. Also
10584 define overload to return a non-const pointer.
10585 (Output_section::Merge_section_properties): New class defintion.
10586 (Output_section::Merge_section_by_properties_map,
10587 Output_section::Output_section_data_by_input_section_map,
10588 Output_section::Relaxation_map): New types.
10589 (Output_section::relax_input_section): Rename method to
10590 Output_section::convert_input_sections_to_relaxed_sections and change
10591 interface to take a vector of relaxed section pointers.
10592 (Output_section::find_merge_section,
10593 Output_section::find_relaxed_input_section,
10594 Output_section::build_relaxation_map,
10595 Output_section::convert_input_sections_in_list_to_relaxed_sections):
10596 New method declarations.
10597 (Output_section::merge_section_map_
10598 Output_section::merge_section_by_properties_map_,
10599 Output_section::relaxed_input_section_map_,
10600 Output_section::is_relaxed_input_section_map_valid_,
10601 Output_section::generate_code_fills_at_write_): New data members.
10602 * script-sections.cc
10603 (Output_section_element_input::set_section_addresses): Call
10604 current_data_size and addralign methods of relaxed input sections.
10605 (Orphan_output_section::set_section_addresses): Call current_data_size
10606 and addralign methods of relaxed input sections.
10607 * symtab.cc (Symbol_table::compute_final_value): Extract template
10608 from the body of Symbol_table::sized_finalize_symbol.
10609 (Symbol_table::sized_finalized_symbol): Call
10610 Symbol_table::compute_final_value.
10611 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
10612 (Symbol_table::compute_final_value): New templated method declaration.
10613 * target.cc (Target::do_make_output_section): New method defintion.
10614 * target.h (Target::make_output_section): New method declaration.
10615 (Target::relax): Add more parameters for input objects, symbol table
10616 and layout. Adjust call to do_relax.
10617 (Target::do_make_output_section): New method declaration.
10618 (Target::do_relax): Add parameters for input objects, symbol table
10621 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10623 * pread.c: Include stdio.h.
10625 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10627 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
10630 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10632 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
10633 Change read_shndx type to unsigned int.
10634 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
10636 (Sized_dwarf_line_info::read_line_mappings): Likewise.
10637 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
10638 Change read_shndx type to unsigned int.
10639 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
10641 (Sized_dwarf_line_info::read_line_mappings): Likewise.
10642 * layout.cc (Layout::create_symtab_sections): Cast the result of
10643 local_symcount * symsize to off_t in the gold_assert.
10645 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10647 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
10648 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
10650 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
10651 (Arm_relocate_functions::thm_abs5): New function.
10652 (Arm_relocate_functions::abs12): New function.
10653 (Arm_relocate_functions::abs16): New function.
10654 (Arm_relocate_functions::base_abs): New function.
10655 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
10656 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
10657 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
10659 (Scan::global): Likewise.
10660 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
10661 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
10662 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
10663 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
10666 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10668 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
10669 (Arm_relocate_functions::movt_prel): New function.
10670 (Arm_relocate_functions::thm_movw_prel_nc): New function.
10671 (Arm_relocate_functions::thm_movt_prel): New function.
10672 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
10673 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
10674 (Scan::global, Relocate::relocate): Likewise.
10675 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10677 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
10679 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
10680 Incremental_checker.
10681 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
10683 (class Incremental_inputs_header): New class.
10684 (Incremental_inputs_header_writer): Edit comment.
10685 (Incremental_inputs_entry): New class.
10686 (Incremental_inputs_entry_writer): Edit comment.
10687 (Sized_incremental_binary::do_find_incremental_inputs_section):
10688 Add *strtab_shndx parameter, fill it.
10689 (Sized_incremental_binary::do_check_inputs): New method.
10690 (Incremental_checker::can_incrementally_link_output_file): Use
10691 Sized_incremental_binary::check_inputs.
10692 (Incremental_inputs::report_command_line): Save command line in
10695 (Incremental_binary::find_incremental_inputs_section): New
10697 (Incremental_binary::do_find_incremental_inputs_section): Add
10698 strtab_shndx parameter.
10699 (Incremental_binary::do_check_inputs): New pure virtual method.
10700 (Sized_incremental_binary::do_check_inputs): Declare.
10701 (Incremental_checker::Incremental_checker): Add incremental_inputs
10702 parameter, use it to initialize incremental_inputs_.
10703 (Incremental_checker::incremental_inputs_): New field.
10704 (Incremental_checker::command_line): New method.
10705 (Incremental_checker::inputs): New method.
10706 (Incremental_checker::command_line_): New field.
10708 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
10710 * incremental.cc: Include <cstdarg> and "target-select.h".
10711 (vexplain_no_incremental): New function.
10712 (explain_no_incremental): New function.
10713 (Incremental_binary::error): New method.
10714 (Sized_incremental_binary::do_find_incremental_inputs_section): New
10716 (make_sized_incremental_binary): New function.
10717 (open_incremental_binary): New function.
10718 (can_incrementally_link_file): Add checks if output is ELF and has
10720 * incremental.h: Include "elfcpp_file.h" and "output.h".
10721 (Incremental_binary): New class.
10722 (Sized_incremental_binary): New class.
10723 (open_incremental_binary): Declare.
10724 * object.cc (is_elf_object): Use
10725 elfcpp::Elf_recognizer::is_elf_file.
10726 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
10727 * output.h (Output_file::filesize): New method.
10729 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10731 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
10733 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
10734 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
10736 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
10738 (Arm_relocate_functions::movw_abs_nc): New function.
10739 (Arm_relocate_functions::movt_abs): New function.
10740 (Arm_relocate_functions::thm_movw_abs_nc): New function.
10741 (Arm_relocate_functions::thm_movt_abs): New function.
10742 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
10743 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
10744 (Scan::global): Likewise.
10745 (Relocate::relocate): Likewise.
10746 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10748 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10750 * arm.cc (Arm_relocate_functions::got_prel) New function.
10751 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
10752 (Relocate::relocate): Likewise.
10753 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10755 2009-10-06 Ian Lance Taylor <iant@google.com>
10757 * options.h (class General_options): Define
10758 split_stack_adjust_size parameter.
10759 * object.h (class Object): Add uses_split_stack_ and
10760 has_no_split_stack_ fields. Add uses_split_stack and
10761 has_no_split_stack accessor functions. Declare
10762 handle_split_stack_section.
10763 (class Reloc_symbol_changes): Define.
10764 (class Sized_relobj): Define Function_offsets. Declare
10765 split_stack_adjust, split_stack_adjust_reltype, and
10767 * object.cc (Object::handle_split_stack_section): New function.
10768 (Sized_relobj::do_layout): Call handle_split_stack_section.
10769 * dynobj.cc (Sized_dynobj::do_layout): Call
10770 handle_split_stack_section.
10771 * reloc.cc (Sized_relobj::relocate_sections): Call
10772 split_stack_adjust for executable sections in split_stack
10773 objects. Pass reloc_map to relocate_section.
10774 (Sized_relobj::split_stack_adjust): New function.
10775 (Sized_relobj::split_stack_adjust_reltype): New function.
10776 (Sized_relobj::find_functions): New function.
10777 * target-reloc.h: Include "object.h".
10778 (relocate_section): Add reloc_symbol_changes parameter. Change
10780 * target.h (class Target): Add calls_non_split method. Declare
10781 do_calls_non_split virtual method. Declare match_view and
10783 * target.cc: Include "elfcpp.h".
10784 (Target::do_calls_non_split): New function.
10785 (Target::match_view): New function.
10786 (Target::set_view_to_nop): New function.
10787 * gold.cc (queue_middle_tasks): Give an error if mixing
10788 split-stack and non-split-stack objects with -r.
10789 * i386.cc (Target_i386::relocate_section): Add
10790 reloc_symbol_changes parameter.
10791 (Target_i386::do_calls_non_split): New function.
10792 * x86_64.cc (Target_x86_64::relocate_section): Add
10793 reloc_symbol_changes parameter.
10794 (Target_x86_64::do_calls_non_split): New function.
10795 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
10797 * powerpc.cc (Target_powerpc::relocate_section): Add
10798 reloc_symbol_changes parameter.
10799 * sparc.cc (Target_sparc::relocate_section): Add
10800 reloc_symbol_changes parameter.
10801 * configure.ac: Call AM_CONDITIONAL for the default target.
10802 * configure: Rebuild.
10803 * testsuite/Makefile.am (TEST_AS): New variable.
10804 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
10805 (check_DATA): Add split_i386 and split_x86_64 files.
10806 (SPLIT_DEFSYMS): Define.
10807 (split_i386_[1234n].o): New targets.
10808 (split_i386_[124]): New targets.
10809 (split_i386_[1234r].stdout): New targets.
10810 (split_x86_64_[1234n].o): New targets.
10811 (split_x86_64_[124]): New targets.
10812 (split_x86_64_[1234r].stdout): New targets.
10813 (MOSTLYCLEANFILES): Add new executables.
10814 * testsuite/split_i386.sh: New file.
10815 * testsuite/split_x86_64.sh: New file.
10816 * testsuite/split_i386_1.s: New file.
10817 * testsuite/split_i386_2.s: New file.
10818 * testsuite/split_i386_3.s: New file.
10819 * testsuite/split_i386_4.s: New file.
10820 * testsuite/split_i386_n.s: New file.
10821 * testsuite/split_x86_64_1.s: New file.
10822 * testsuite/split_x86_64_2.s: New file.
10823 * testsuite/split_x86_64_3.s: New file.
10824 * testsuite/split_x86_64_4.s: New file.
10825 * testsuite/split_x86_64_n.s: New file.
10826 * testsuite/testfile.cc (Target_test): Update relocation_section
10828 * testsuite/Makefile.in: Rebuild.
10830 2009-10-06 Ian Lance Taylor <iant@google.com>
10832 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
10833 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
10834 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
10835 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
10836 the address on ldo_addrs_.
10837 (Target_i386::Relocate::fix_up_ldo): New function.
10839 2009-10-06 Rafael Espindola <espindola@google.com>
10841 * plugin.cc (add_input_library): New.
10842 (Plugin::load): Add add_input_library to tv.
10843 (Plugin_manager::add_input_file): Add the is_lib argument.
10844 (add_input_file): Update call to Plugin_manager::add_input_file.
10845 (add_input_library): New.
10846 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
10848 2009-09-30 Doug Kwan <dougkwan@google.com>
10850 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
10851 symbol and call Symbol::may_need_copy_reloc to determine if
10852 a copy reloc is needed.
10853 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
10854 nocopyreloc is given in command line.
10855 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
10856 given in command line.
10857 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
10858 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
10859 of the removed Target_i386::may_need_copy_reloc.
10860 * options.h (copyreloc): New option with default value false.
10861 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
10862 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
10863 instead of the removed Target_powerpc::may_need_copy_reloc.
10864 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
10865 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
10866 instead of the removed Target_sparc::may_need_copy_reloc.
10867 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
10868 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
10869 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
10870 instead of the removed Target_x86_64::may_need_copy_reloc.
10872 2009-09-30 Ian Lance Taylor <iant@google.com>
10874 * object.h (class Object): Remove target_ field, and target,
10875 sized_target, and set_target methods.
10876 (Object::sized_target): Remove.
10877 (class Sized_relobj): Update declarations. Remove sized_target.
10878 * object.cc (Sized_relobj::setup): Remove target parameter.
10879 Change all callers.
10880 (Input_objects::add_object): Don't do anything with the target.
10881 (make_elf_sized_object): Add punconfigured parameter. Change all
10882 callers. Set or test parameter target.
10883 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
10884 Change all callers.
10885 * parameters.cc (Parameters::set_target): Change parameter type to
10887 (Parameters::default_target): Remove.
10888 (set_parameters_target): Change parameter type to be non-const.
10889 (parameters_force_valid_target): New function.
10890 (parameters_clear_target): New function.
10891 * parameters.h (class Parameters): Update declarations. Remove
10892 default_target method. Add sized_target and clear_target
10893 methods. Change target_ to be non-const.
10894 (set_parameters_target): Update declaration.
10895 (parameters_force_valid_target): Declare.
10896 (parameters_clear_target): Declare.
10897 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
10898 as NULL if we aren't searching.
10899 (Add_symbols::run): Don't check for compatible target.
10900 * fileread.cc (Input_file::open_binary): Call
10901 parameters_force_valid_target.
10902 * gold.cc (queue_middle_tasks): Likewise.
10903 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
10904 set_target on object.
10905 * dynobj.h (class Sized_dynobj): Update declarations.
10906 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
10907 make_elf_object returns NULL.
10908 (Archive::include_member): Don't check whether object target is
10910 * output.cc (Output_section::add_input_section): Get target from
10912 (Output_section::relax_input_section): Likewise.
10913 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
10915 (Sized_relobj::do_scan_relocs): Likewise.
10916 (Sized_relobj::relocate_sections): Likewise.
10917 * resolve.cc (Symbol_table::resolve): Likewise.
10918 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
10919 parameter. Change all callers.
10920 (Symbol_table::add_from_object): Get target from parameters.
10921 (Symbol_table::add_from_relobj): Don't check object target.
10922 (Symbol_table::add_from_dynobj): Likewise.
10923 (Symbol_table::define_special_symbol): Get target from
10925 * symtab.h (class Symbol_table): Update declaration.
10926 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
10927 parameter. Change all callers. Clear parameter target.
10928 (Binary_test): Test target here.
10929 * testsuite/object_unittest.cc (gold_testsuite): Remove
10930 target_test_pointer parameter. Change all callers.
10931 (Object_test): Test target here.
10933 2009-09-26 Ian Lance Taylor <iant@google.com>
10935 * testsuite/initpri1.c: Don't try to use constructor priorities if
10936 compiling with gcc before 4.3.
10938 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
10940 * testsuite/retain_symbols_file_test.sh (check_present): Change
10941 output file name to retain_symbols_file_test.stdout.
10942 (check_absent): Likewise.
10944 2009-09-18 Craig Silverstein <csilvers@google.com>
10946 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
10947 * options.cc: Include <cerrno> and <fstream>.
10948 (General_options::finalize): Parse -retain-symbols-file tag.
10949 * options.h: New flag.
10950 (General_options): New method should_retain_symbol, new
10951 variable symbols_to_retain.
10952 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
10953 should_retain_symbol map.
10954 * testsuite/Makefile.am (retain_symbols_file_test): New test.
10955 * testsuite/Makefile.in: Regenerate.
10956 * testsuite/retain_symbols_file_test.sh: New file.
10958 2009-09-18 Nick Clifton <nickc@redhat.com>
10960 * po/es.po: Updated Spanish translation.
10962 2009-09-17 Doug Kwan <dougkwan@google.com>
10964 * debug.h (DEBUG_RELAXATION): New constant.
10965 (DEBUG_ALL): Add DEBUG_RELAXATION.
10966 (debug_string_to_enum): Add relaxation debug option.
10968 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
10969 Layout::Relaxation_debug_check::read_sections,
10970 Layout::Relaxation_debug_check::read_sections): New method definitions.
10971 (Layout::Layout): Initialize data members
10972 record_output_section_data_from_scrips_,
10973 script_output_section_data_list_ and relaxation_debug_check_.
10974 (Layout::save_segments, Layout::restore_segments,
10975 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10976 Layout::relaxation_loop_body): New method definitions.
10977 (Layout::finalize): Support relaxation. Move section layout code to
10978 Layout::relaxation_loop_body.
10979 (Layout::set_asection_address_from_script): Move code for orphan
10980 section placement out.
10981 (Layout::place_orphan_sections_in_script): New method definition.
10982 * layout.h (Output_segment_headers, Output_file_header):
10983 New forward class declarations.
10984 (Layout::~Layout): Define.
10985 (Layout::new_output_section_data_from_script): New method definition.
10986 (Layout::place_orphan_sections_in_script): New method declaration.
10987 (Layout::Segment_states): New type declaration.
10988 (Layout::save_segments, Layout::restore_segments,
10989 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10990 Layout::relaxation_loop_body): New method declarations.
10991 (Layout::Output_section_data_list): New type declaration.
10992 (Layout::Relaxation_debug_check): New class definition.
10993 (Layout::record_output_section_data_from_script_,
10994 Layout::script_output_section_data_list_, Layout::segment_states_,
10995 Layout::relaxation_debug_check_): New data members.
10996 * output.cc: (Output_section_headers::do_size): New method definition.
10997 (Output_section_headers::Output_section_headers): Move size
10998 computation to Output_section_headers::do_size.
10999 (Output_segment_headers::do_size): New method definition.
11000 (Output_file_header::Output_file_header): Move size computation to
11001 Output_file_header::do_size and call it.
11002 (Output_file_header::do_size): New method definition.
11003 (Output_data_group::Output_data_group): Adjust call to
11004 Output_section_data.
11005 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
11006 (Output_symtab_xindex::do_write): Add array bound check.
11007 (Output_section::Input_section::print_to_mapfile): Handle
11008 RELAXED_INPUT_SECTION_CODE.
11009 (Output_section::Output_section): Initialize data member checkpoint_.
11010 (Output_section::~Output_section): Delete checkpoint object pointed
11012 (Output_section::add_input_section): Always add an Input_section if
11014 (Output_section::add_merge_input_section): Add assert.
11015 (Output_section::relax_input_section): New method definition.
11016 (Output_section::set_final_data_size): Set load address to zero for
11017 an unallocated section.
11018 (Output_section::do_address_and_file_offset_have_reset_values):
11019 New method definition.
11020 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
11021 Handle relaxed input section.
11022 (Output_section::sort_attached_input_sections): Checkpoint input
11023 section list lazily.
11024 (Output_section::get_input_sections): Change type of input_sections to
11025 list of Simple_input_section pointers. Checkpoint input section list
11026 lazily. Also handle relaxed input sections.
11027 (Output_section::add_input_section_for_script): Take a reference to
11028 a Simple_input_section object instead of Relobj pointer and section
11029 index as parameter. Handle relaxed input sections.
11030 (Output_section::save_states, Output_section::restore_states): New
11031 method definitions.
11032 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
11033 (Output_data::is_data_size_fixed): New method definition.
11034 (Output_data::reset_addresss_and_file_offset): Do not reset data size
11036 (Output_data::address_and_file_offset_have_reset_values): New method
11038 (Output_data::do_address_and_file_offset_have_reset_values): New method
11040 (Output_data::set_data_size): Check that data size is not fixed.
11041 (Output_data::fix_data_size): New method definition.
11042 (Output_data::is_data_size_fixed_): New data member.
11043 (Output_section_headers::set_final_data_size): New method definition.
11044 (Output_section_headers::do_size): New method declaration.
11045 (Output_segment_headers::set_final_data_size): New method definition.
11046 (Output_segment_headers::do_size): New method declaration.
11047 (Output_file_header::set_final_data_size)::New method definition.
11048 (Output_file_header::do_size)::New method declaration.
11049 (Output_section_data::Output_section_data): Add new parameter
11050 is_data_size_fixed and use it to fix data size.
11051 (Output_data_const::Output_data_const): Adjust call to base class
11052 constructor and fix data size.
11053 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
11054 base class constructor and fix data size.
11055 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
11056 base class constructor and fix data size.
11057 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
11058 class constructor and fix data size.
11059 (Output_data_group::set_final_data_size): New method definition.
11060 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
11061 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
11062 class constructor and fix data size.
11063 (Output_relaxed_input_section): New class definition.
11064 (Output_section::Simple_input_section): New class definition.
11065 (Output_section::get_input_sections): Adjust parameter list.
11066 (Output_section::add_input_section_for_script): Same.
11067 (Output_section::save_states, Output_section::restore_states,
11068 Output_section::do_address_and_file_offset_have_reset_values,
11069 (Output_section::Input_section::Input_section): Handle
11070 RELAXED_INPUT_SECTION_CODE. Add new overload for
11071 Output_relaxed_input_section.
11072 (Output_section::Input_section::is_input_section,
11073 Output_section::Input_section::set_output_section): Handle relaxed
11075 (Output_section::Input_section::is_relaxed_input_section,
11076 Output_section::Input_section::output_section_data,
11077 Output_section::Input_section::relaxed_input_section): New method
11079 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
11081 (Output_section::Input_section::u1_): Update comments.
11082 (Output_section::Input_section::u2_): Add new union member poris.
11083 (Output_section::Checkpoint_output_section): New classs definition.
11084 (Output_section::relax_input_section): New method declaration.
11085 (Output_section::checkpoint_): New data member.
11086 (Output_segment): Update comments.
11087 (Output_segment::Output_segment): Un-privatize copy constructor.
11088 (Output_segment::operator=): Un-privatize.
11089 * script-sections.cc (Output_section_element::Input_section_list):
11090 Change element type to Output_section::Simple_input_section.
11091 (Output_section_element_dot_assignment::set_section_addresses):
11092 Register output section data for relaxation clean up.
11093 (Output_data_exression::Output_data_expression): Adjust call to base
11094 constructor to fix data size.
11095 (Output_section_element_data::set_section_addresses): Register
11096 Output_data_expression object for relaxation clean up.
11097 (struct Input_section_info): Replace Relobj pointer and section index
11098 pair with Output_section::Simple_input_section and Convert struct to a
11100 (Input_section_sorter::operator()): Adjust access to
11101 Input_section_info data member to use accessors.
11102 (Output_section_element_input::set_section_addresses): Use layout
11103 parameter. Adjust code to use Output_section::Simple_input_section
11104 and Input_secction_info classes. Register filler for relaxation
11106 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
11107 and section index pair with Output_section::Simple_input_section
11108 class. Adjust code accordingly.
11109 (Phdrs_element::release_segment): New method definition.
11110 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
11112 (Script_sections::release_segments): New method definition.
11113 * gold/script-sections.h (Script_sections::release_segments): New
11114 method declaration.
11115 * gold/target.h (Target::may_relax, Target::relax,
11116 Target::do_may_relax, Target::do_relax): New method definitions.
11118 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11120 * arm.cc (has_signed_unsigned_overflow): New function.
11121 (Arm_relocate_functions::abs8): New function.
11122 (Target_arm::Scan::local): Handle R_ARM_ABS8.
11123 (Target_arm::Scan::global): Likewise.
11124 (Target_arm::relocate::relocate): Likewise.
11125 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11128 2009-09-16 Cary Coutant <ccoutant@google.com>
11130 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
11131 * testsuite/Makefile.in: Regenerate.
11133 2009-09-11 Nick Clifton <nickc@redhat.com>
11135 * po/gold.pot: Updated by the Translation project.
11137 2009-09-08 Cary Coutant <ccoutant@google.com>
11139 * output.cc (Output_file::open): Add execute permission to empty file.
11140 * testsuite/Makefile.am (permission_test): New test.
11141 * testsuite/Makefile.in: Regenerate.
11143 2009-09-02 Ian Lance Taylor <iant@google.com>
11145 * output.cc (Output_file::resize): Call map_no_anonymous rather
11148 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
11150 * gold.cc: Include "incremental.h".
11151 (queue_initial_tasks): Call Incremental_checker methods.
11152 * incremental.cc: Include "output.h".
11153 (Incremental_checker::can_incrementally_link_output_file): New
11155 * incremental.h (Incremental_checker): New class.
11157 * output.cc (Output_file::open_for_modification): New method.
11158 (Output_file::map_anonymous): Changed return type to bool. Record
11159 map in base_ field.
11160 (Output_file::map_no_anonymous): New method, broken out of map.
11161 (Output_file::map): Use map_no_anonymous and map_anonymous.
11162 * output.h (class Output_file): Update declarations.
11164 2009-08-24 Cary Coutant <ccoutant@google.com>
11166 * options.h (Command_line::Pre_options): New class.
11167 (Command_line::pre_options): New member.
11168 * options.cc (gold::options::ready_to_register): New variable.
11169 (One_option::register_option): Do nothing if not registering options.
11170 Assert if same short option registered twice.
11171 (General_options::General_options): Turn off option registration when
11173 (Command_line::Pre_options::Pre_options): New constructor.
11175 2009-08-24 Cary Coutant <ccoutant@google.com>
11177 * options.h (General_options::no_keep_memory): Remove incorrect
11180 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11182 * Makefile.am (am__skiplex, am__skipyacc): New.
11183 * Makefile.in: Regenerate.
11185 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11187 * Makefile.am (AM_CPPFLAGS): Renamed from ...
11188 (INCLUDES): ... this.
11189 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
11190 (AM_CPPFLAGS): Renamed from ...
11191 (INCLUDE): ... this.
11192 * Makefile.in, testsuite/Makefile.in: Regenerate.
11194 * Makefile.in: Regenerate.
11195 * aclocal.m4: Likewise.
11196 * config.in: Likewise.
11197 * configure: Likewise.
11198 * testsuite/Makefile.in: Likewise.
11200 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11201 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11202 * Makefile.in: Regenerate.
11203 * testsuite/Makefile.in: Regenerate.
11205 2009-08-19 Cary Coutant <ccoutant@google.com>
11207 * resolve.cc (Symbol_table::resolve): Don't complain about defined
11208 symbols in shared libraries overridden by hidden or internal symbols
11209 in the main program.
11211 2009-08-19 Chris Demetriou <cgd@google.com>
11213 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
11214 checking source file names in error messages.
11216 2009-08-18 Doug Kwan <dougkwan@google.com>
11218 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
11219 an elcpp::Ehdr as parameter. Adjust call to set_target.
11220 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
11221 an elfcpp::Ehdr as parameter.
11222 * object.cc (Object::set_target): Remove the version that looks up
11223 a target and sets it.
11224 (Sized_relobj::setup): Take a Target object instead of
11225 an elfcpp::Ehdr as parameter. Adjust call to set_target.
11226 (make_elf_sized_object): Find target and ask target to
11227 make an ELF object.
11228 * object.h: (Object::set_target): Remove the version that looks up
11229 a target and sets it.
11230 (Sized_relobj::setup): Take a Target object instead of
11231 an elfcpp:Ehdr as parameter.
11232 * target.cc: Include dynobj.h.
11233 (Target::do_make_elf_object_implementation): New.
11234 (Target::do_make_elf_object): New.
11235 * target.h (Target::make_elf_object): New template declaration.
11236 (Target::do_make_elf_object): New method declarations.
11237 (Target::do_make_elf_object_implementation): New template declaration.
11239 2009-08-14 Ian Lance Taylor <iant@google.com>
11241 * gold.h (FUNCTION_NAME): Define.
11242 (gold_unreachable): Use FUNCTION_NAME.
11244 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11246 * icf.cc (Icf::find_identical_sections): Issue a warning when a
11247 symbol in the --keep-unique list is not found.
11249 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11251 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
11252 been maked as --keep-unique.
11253 (Icf::unfold_section): New function.
11254 * icf.h (Icf::unfold_section): New function.
11255 * options.h (General_options::keep_unique): New option.
11256 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
11257 * testsuite/Makefile.in: Regenerate.
11258 * testsuite/icf_keep_unique_test.sh: New file.
11259 * testsuite/icf_keep_unique_test.cc: New file.
11261 2009-08-12 Cary Coutant <ccoutant@google.com>
11264 * resolve.cc (Symbol_table::resolve): Check for references from
11265 dynamic objects to hidden and internal symbols.
11266 * testsuite/Makefile.am (hidden_test.sh): New test.
11267 * testsuite/Makefile.in: Regenerate.
11268 * testsuite/hidden_test.sh: New script.
11269 * testsuite/hidden_test_1.c: New test source.
11270 * testsuite/hidden_test_main.c: New test source.
11272 2009-08-11 Doug Kwan <dougkwan@google.com>
11274 * arm.cc: Update comments.
11275 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
11276 segment to locate the .ARM.exidx section if present.
11278 2009-08-09 Doug Kwan <dougkwan@google.com>
11280 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
11283 2009-08-07 Sriraman Tallam <tmsriram@google.com>
11284 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
11287 2009-08-06 Sriraman Tallam <tmsriram@google.com>
11289 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
11290 valid tls_segment only for non-debug-section relocations.
11291 * testsuite/Makefile.am: Add gc_tls_test.
11292 * testsuite/Makefile.in: Regenerate.
11293 * testsuite/gc_tls_test.cc: New file.
11294 * testsuite/gc_tls_test.sh: New file.
11296 2009-08-05 Sriraman Tallam <tmsriram@google.com>
11298 * icf.cc: New file.
11300 * Makefile.am (CCFILES): Add icf.cc.
11301 (HFILES): Add icf.h
11302 * Makefile.in: Regenerate.
11303 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
11304 * gc.h (gc_process_relocs): Populate lists used by icf to contain
11305 section, symbol and addend information for the relocs.
11306 * gold.cc (queue_middle_tasks): Call identical code folding.
11307 * gold.h: Add defines for multimap.
11308 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
11309 to the call of finalize_local_symbols.
11310 * main.cc (main): Create object of class Icf.
11311 * object.cc (Sized_relobj::do_layout): Allow this function to be
11312 called twice during icf.
11313 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
11314 to sections marked as identical by icf.
11315 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
11317 (Sized_relobj::do_section_entsize): New function.
11318 * object.h (Object::section_entsize): New function.
11319 (Object::do_section_entsize): New pure virtual function.
11320 (Relobj::finalize_local_symbols): Add new parameter.
11321 (Relobj::do_section_entsize): New function.
11322 * options.h (General_options::icf): New option.
11323 (General_options::icf_iterations): New option.
11324 (General_options::print_icf_sections): New option.
11325 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
11326 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
11327 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
11329 * symtab.cc (Symbol_table::is_section_folded): New function.
11330 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
11331 to sections marked as identical by icf.
11332 * symtab.h (Symbol_table::set_icf): New function.
11333 (Symbol_table::icf): New function.
11334 (Symbol_table::is_section_folded): New function.
11335 (Symbol_table::icf_): New data member.
11336 * target-reloc.h (relocate_section): Ignore sections folded by icf.
11337 * testsuite/Makefile.am: Add commands to build icf_test.
11338 * testsuite/Makefile.in: Regenerate.
11339 * testsuite/icf_test.sh: New file.
11340 * testsuite/icf_test.cc: New file.
11342 2009-07-24 Chris Demetriou <cgd@google.com>
11344 * layout.cc (is_compressible_debug_section): Fix incorrect
11345 comment about compressed section names.
11347 2009-07-20 Ian Lance Taylor <ian@airs.com>
11350 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
11352 2009-07-16 Ian Lance Taylor <iant@google.com>
11355 * layout.h: #include <map>.
11356 (class Kept_section): Change from struct to class. Add accessors
11357 and setters. Add section size to Comdat_group mapping. Change
11358 Comdat_group to std::map. Add is_comdat_ field. Add
11359 linkonce_size field in union.
11360 (class Layout): Update declaration of find_or_add_kept_section.
11361 Don't declare find_kept_object.
11362 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
11363 parameter. Add object, shndx, is_comdat, and is_group_name
11364 parameters. Change all callers. Adjust for new Kept_section.
11365 (Layout::find_kept_object): Remove.
11366 * object.cc (Sized_relobj::include_section_group): Update use of
11367 Kept_section. Rename secnum to shndx. Only record
11368 Kept_comdat_section if sections are the same size.
11369 (Sized_relobj::include_linkonce_section): Update use of
11370 Kept_section. Only record Kept_comdat_section if sections are the
11371 same size. Set size of linkonce section.
11372 (Sized_relobj::map_to_kept_section): Update call to
11373 get_kept_comdat_section.
11374 * object.h (class Sized_relobj): Rename fields in
11375 Kept_comdat_section to drop trailing underscores; change object
11376 field to Relobj*. Change Kept_comdat_section_table to store
11377 struct rather than pointer.
11378 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
11379 Add kept_object and kept_shndx parameters. Change all callers.
11380 (Sized_relobj::get_kept_comdat_section): Change return type to
11381 bool. Add kept_object and kept_shndx parameters. Change all
11383 * plugin.cc (Pluginobj::include_comdat_group): Update call to
11384 Layout::find_or_add_kept_section.
11386 2009-07-09 Ian Lance Taylor <iant@google.com>
11388 * merge.cc (Object_merge_map::initialize_input_to_output_map):
11389 Reserve space in the hash table.
11391 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
11393 * fileread.cc (File_read::get_mtime): New method.
11394 * fileread.h (Timespec): New structure.
11395 (File_read::get_mtime): New method.
11396 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
11397 Renamed from timestamp_nsec.
11398 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
11400 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
11402 (Incremental_inputs::report_archive): Save mtime; style fix.
11403 (Incremental_inputs::report_obejct): Save mtime; style fix.
11404 (Incremental_inputs::report_script): Save mtime; style fix.
11405 (Incremental_inputs::finalize_inputs): Style fix.
11406 (Incremental_inputs::finalize): Style fix.
11407 (Incremental_inputs::create_input_section_data): Store inputs
11409 * incremental.h (Incremental_inputs::report_script): Add mtime
11411 (Incremental_inputs::Input_info::Input_info): Intialize only one
11413 (Incremental_inputs::Input_info::archive): Move to nameless
11415 (Incremental_inputs::Input_info::obejct): Move to nameless union.
11416 (Incremental_inputs::Input_info::script): Move to nameless union.
11417 (Incremental_inputs::mtime): New field.
11418 * script.cc (read_input_script): Pass file mtime to
11420 * script.h (Script_info::inputs): Style fix.
11422 2009-07-01 Ian Lance Taylor <ian@airs.com>
11424 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
11427 2009-06-24 Ian Lance Taylor <iant@google.com>
11430 * layout.cc (Layout::choose_output_section): If we find an
11431 existing section, update the flags.
11432 (Layout::create_notes): New function, broken out of
11434 (Layout::finalize): Don't create note sections.
11435 (Layout::create_note): Don't crash if linker script discards
11437 (Layout::create_gold_note): Likewise.
11438 (Layout::create_build_id): Likewise. Don't set
11439 after_input_sections on the section.
11440 (Layout::create_executable_stack_info): Remove target parameter.
11442 * layout.h (class Layout): Declare create_notes. Update
11443 declaration of create_executable_stack_info.
11444 * gold.cc (queue_middle_tasks): Call create_notes.
11445 * output.cc (Output_section::update_flags_for_input_section): Move
11446 here from output.h. If SHF_ALLOC flag is newly set, mark address
11448 * output.h (Output_data::mark_address_invalid): New function.
11449 (class Output_section): Only declare, not define,
11450 update_flags_for_input_section. Remove set_flags.
11452 2009-06-24 Ian Lance Taylor <iant@google.com>
11454 * script-sections.cc (Output_section_definition::
11455 set_section_addresses): Rename shadowing local load_address to
11458 2009-06-24 Ian Lance Taylor <iant@google.com>
11461 * reloc.cc (relocate_sections): Skip empty relocation sections.
11463 2009-06-23 Ian Lance Taylor <iant@google.com>
11466 * layout.cc (Layout::create_note): Use choose_output_section
11467 rather than make_output_section.
11469 2009-06-23 Ian Lance Taylor <iant@google.com>
11472 * options.cc (General_options::parse_V): Set printed_version_.
11473 (General_options::General_options): Initialize printed_version_.
11474 * options.h (class General_options): Add printed_version_ field.
11475 * gold.cc (queue_initial_tasks): If there are no input files,
11476 don't give a fatal error if we printed the version information.
11477 (queue_middle_tasks): If using -r with a shared object, give a
11478 fatal error rather than an ordinary error.
11480 2009-06-23 Ian Lance Taylor <iant@google.com>
11483 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
11484 (Layout::make_output_section): Set have_stabstr_section_ if we see
11485 a .stab*str section.
11486 (Layout::finalize): Call link_stabs_sections.
11487 (Layout::link_stabs_sections): New file.
11488 * layout.h (class Layout): Add have_stabstr_section_ field.
11489 Declare link_stabs_sections.
11491 2009-06-23 Doug Kwan <dougkwan@google.com>
11493 * Makefile.am (libgold_a_LIBADD): New.
11494 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
11495 * Makefile.in: Regenerate.
11496 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
11497 * configure: Regenerate.
11498 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
11499 * fileread.cc: Include sys/state.h
11500 * gold.h: Declare memmem and strndup if found missing.
11501 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
11503 2009-06-23 Ian Lance Taylor <iant@google.com>
11505 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
11506 * configure: Rebuild.
11508 2009-06-23 Ian Lance Taylor <iant@google.com>
11511 * object.cc (Object::section_contents): Don't try to get a view if
11512 the section has length zero.
11513 (Object::handle_gnu_warning_section): If the section is empty, use
11514 the name of the section as the warning.
11516 2009-06-23 Ian Lance Taylor <iant@google.com>
11519 * stringpool.h (class Stringpool_template): Add optimize_ field.
11520 (Stringpool_template::set_optimize): New function.
11521 * stringpool.cc (Stringpool_template::Stringpool_template):
11522 Initialize optimize_ field.
11523 (Stringpool_template::set_string_offsets): Test local optimize
11524 fild rather than parameter.
11525 * layout.cc (Layout::Layout): Call set_optimize on the section
11528 2009-06-22 Ian Lance Taylor <iant@google.com>
11531 * yyscript.y: Parse TARGET.
11532 * script.cc (script_set_target): New function.
11533 * script-c.h (script_set_target): Declare.
11534 * options.cc (General_options::string_to_object_format): Rename
11535 from string_to_object_format in anonymous namespace. Change
11537 * options.h (class General_options): Declare
11538 string_to_object_format.
11540 2009-06-22 Ian Lance Taylor <iant@google.com>
11542 * script-sections.cc (Script_sections::create_segments): Don't put
11543 program headers in a PT_LOAD segment if -n or -N.
11545 2009-06-22 Ian Lance Taylor <iant@google.com>
11548 * options.h (class General_options): Add -z lazy and -z now. Sort
11549 -z options into alphabetical order.
11550 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
11552 2009-06-21 Ian Lance Taylor <iant@google.com>
11554 * layout.cc (Layout::make_output_section): Call
11555 Target::new_output_section.
11556 (Layout::attach_allocated_section_to_segment): Put large section
11557 sections in a separate load segment with the large segment flag
11559 (Layout::segment_precedes): Sort large data segments after other
11561 (align_file_offset): New static function.
11562 (Layout::set_segment_offsets): Use align_file_offset.
11563 * output.h (class Output_section): Add is_small_section_ and
11564 is_large_section_ fields.
11565 (Output_section::is_small_section): New function.
11566 (Output_section::set_is_small_section): New function.
11567 (Output_section::is_large_section): New function.
11568 (Output_section::set_is_large_section): New function.
11569 (Output_section::is_large_data_section): New function.
11570 (class Output_segment): Add is_large_data_segment_ field.
11571 (Output_segment::is_large_data_segment): New function.
11572 (Output_segment::set_is_large_data_segment): New function.
11573 * output.cc (Output_section::Output_section): Initialize new
11575 (Output_segment::Output_segment): Likewise.
11576 (Output_segment::add_output_section): Add assertion that large
11577 data sections always go in large data segments. Force small data
11578 sections to the end of the list of data sections. Force small BSS
11579 sections to the start of the list of BSS sections. For large BSS
11580 sections to the end of the list of BSS sections.
11581 * symtab.h (class Symbol): Declare is_common_shndx.
11582 (Symbol::is_defined): Check Symbol::is_common_shndx.
11583 (Symbol::is_common): Likewise.
11584 (class Symbol_table): Define enum Commons_section_type. Update
11585 declarations. Add small_commons_ and large_commons_ fields.
11586 * symtab.cc (Symbol::is_common_shndx): New function.
11587 (Symbol_table::Symbol_table): Initialize new fields.
11588 (Symbol_table::add_from_object): Put small and large common
11589 symbols in the right list.
11590 (Symbol_table::sized_finalized_symbol): Check
11591 Symbol::is_common_shndx.
11592 (Symbol_table::sized_write_globals): Likewise.
11593 * common.cc (Symbol_table::do_allocate_commons): Allocate new
11594 common symbol lists. Don't call do_allocate_commons_list if the
11596 (Symbol_table::do_allocate_commons_list): Remove is_tls
11597 parameter. Add comons_section_type parameter. Change all
11598 callers. Handle small and large common symbols.
11599 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
11600 Symbol::is_common_shndx.
11601 * resolve.cc (symbol_to_bits): Likewise.
11602 * target.h (Target::small_common_shndx): New function.
11603 (Target::small_common_section_flags): New function.
11604 (Target::large_common_shndx): New function.
11605 (Target::large_common_section_flags): New function.
11606 (Target::new_output_section): New function.
11607 (Target::Target_info): Add small_common_shndx, large_common_shndx,
11608 small_common_section_flags, and large_common_section_flags
11610 (Target::do_new_output_section): New virtual function.
11611 * arm.cc (Target_arm::arm_info): Initialize new fields.
11612 * i386.cc (Target_i386::i386_info): Likewise.
11613 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
11615 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
11616 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11617 (Target_x86_64::do_new_output_section): New function.
11618 * configure.ac: Define conditional MCMODEL_MEDIUM.
11619 * testsuite/Makefile.am (check_PROGRAMS): Add large.
11620 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
11621 (large_LDFLAGS): Define.
11622 * testsuite/large.c: New file.
11623 * testsuite/testfile.cc (Target_test::test_target_info):
11624 Initialize new fields.
11625 * configure, testsuite/Makefile.in: Rebuild.
11627 2009-06-05 Doug Kwan <dougkwan@google.com>
11629 * Makefile.am (CCFILES): Add target.cc.
11630 * Makefile.in: Regenerate.
11631 * i386.cc (class Target_i386): Define new virtual method to
11632 override do_is_local_label_name in parent.
11633 * object.cc (Sized_relobj::do_count_local_symbols): Discard
11634 local symbols if --discard-locals or -X is given.
11635 * options.h (class General_options): Declare new options
11636 '--discard-locals' and '-X' for discarding locals.
11637 * target.h (class Target): Define new methods is_local_label_name.
11638 Declare new virtual method do_is_local_label_name.
11639 * target.cc: New file.
11640 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
11641 (check_SCRIPTS): Add discard_locals_test.sh.
11642 (check_DATA): Add discard_local_tests.syms.
11643 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
11644 (discard_local_tests.syms, discard_locals_test.o): New make rules.
11645 * testsuite/Makefile.in: Regenerate.
11646 * testsuite/discard_locals_test.c: New file.
11647 * testsuite/discard_locals_test.sh: Same.
11649 2009-06-05 Doug Kwan <dougkwan@google.com>
11651 * object.cc (Sized_relobj::Sized_relobj): Initialize
11652 discarded_eh_frame_shndx_ to -1U.
11653 (Sized_relobj::do_layout): Record index of a discard .eh_frame
11655 (Sized_relobj::do_count_local_symbols): Skip local symbols in
11656 a discarded .eh_frame section.
11657 (Sized_relobj::do_finalize_local_symbols): Ditto.
11658 * object.h (class Sized_relobj): Declare new member
11659 discarded_eh_frame_shndx_.
11660 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
11661 (local_labels_test.o, local_labels_test): New rules.
11662 * testsuite/Makefile.in: Regenerate.
11664 2009-06-04 Doug Kwan <dougkwan@google.com>
11666 * layout.cc (Layout::section_name_mapping): Add mapping for
11667 special ARM sections.
11669 2009-06-03 Doug Kwan <dougkwan@google.com>
11671 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
11672 (utils::has_overflow): Same.
11674 2009-06-03 Ian Lance Taylor <iant@google.com>
11676 * layout.cc (Layout::section_name_mapping): New array, replacing
11677 Layout::linkonce_mapping.
11678 (Layout::section_name_mapping_count): New variable, replacing
11679 Layout::linkonce_mapping_count.
11680 (Layout::linkonce_output_name): Remove.
11681 (Layout::output_section_name): Rewrite.
11682 * layout.h (class Layout): Rename Linkonce_mapping to
11683 Section_name_mapping, linkonce_mapping to section_name_mapping,
11684 linkonce_mapping_count to section_name_mapping_count. Don't
11685 declare linkonce_output_name.
11687 2009-06-03 Doug Kwan <dougkwan@google.com>
11689 * gold/arm.cc (namespace utils): New.
11690 (Target_arm::reloc_is_non_pic): Define new method.
11691 (class Arm_relocate_functions): New.
11692 (Target_arm::Relocate::relocate): Handle relocation types used by
11695 2009-06-03 Ian Lance Taylor <iant@google.com>
11697 * arm.cc (Target_arm::scan::global): Use || instead of |.
11699 2009-06-02 Doug Kwan <dougkwan@google.com>
11701 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
11702 issued_non_pic_error_.
11703 (class Target_arm::Scan): Declare new method check_non_pic.
11704 Define new method symbol_needs_plt_entry.
11705 Declare new data member issued_non_pic_error_.
11706 (class Target_arm::Relocate): Declare new method
11707 should_apply_static_reloc.
11708 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
11709 (Target_arm::Scan::check_non_pic): Define new method.
11710 (Target_arm::Scan::local): Handle a small subset of reloc types used
11712 (Target_arm::Scan::local): Same.
11713 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
11715 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
11717 * incremental.cc (Incremental_inputs::report_command_line): Filter
11718 out --incremental-* options.
11720 2009-05-29 Doug Kwan <dougkwan@google.com>
11722 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
11724 (class Target_arm): Update comment.
11725 (Target_arm::Target_arm): Initialize new data members GOT_,
11726 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
11727 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
11728 and Target_arm::rel_dyn_section.
11729 Declare new_enum Target_arm::Got_type.
11730 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
11732 Update commments for member do_dynsym_value.
11733 (Target_arm::got_size, Target_arm::plt_section,
11734 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
11735 new methods inside class defintion.
11736 (Target_arm::got_section): Define new method.
11737 (Target_arm::rel_dyn_section): Same.
11738 (Output_data_plt_arm): New template class.
11739 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
11740 (Output_data_plt_arm:do_adjust_output_section): Define new method.
11741 (Output_data_plt_arm::add_entry): Same.
11742 (Output_data_plt_arm::first_plt_entry): Define new
11743 static data member for PLT instruction template.
11744 (Output_data_plt_arm::plt_entry): Same.
11745 (Output_data_plt_arm::do_write): Define new method.
11746 (Target_arm::make_plt_entry): Same.
11747 (Target_arm::do_finalize_sections): Same.
11748 (Target_arm::do_dynsym_value): Same.
11750 2009-05-28 Doug Kwan <dougkwan@google.com>
11752 * Makefile.am (TARGETSOURCES): Add arm.cc.
11753 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
11754 * Makefile.in: Regenerate.
11755 * arm.cc: New file.
11756 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
11758 2009-05-26 Doug Kwan <dougkwan@google.com>
11760 * options.cc (General_options::parse_exclude_libs). Fix a comment.
11761 (General_options::check_excluded_libs): Strip off directories in
11762 archive name before matching like GNU ld does.
11763 * testsuite/Makefile.am (MOSTLYCLEANFILES,
11764 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
11765 (exclude_libs_test_LDFLAGS): Add linker option
11766 -Wl,--exclude-libs,libexclude_libs_test_3
11767 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
11768 an explicit archive without using -l.
11769 (alt/libexclude_libs_test_3.a): New make rule.
11770 * testsuite/Makefile.in: Regenerate.
11771 * testsuite/exclude_libs_test.c : Declare lib3_default().
11773 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
11774 * exclude_libs_test_3.c: New file.
11776 2009-05-26 Nick Clifton <nickc@redhat.com>
11778 * po/id.po: New Indonesian translation.
11779 * po/gold.pot: Updated template file.
11781 2009-05-22 Sriraman Tallam <tmsriram@google.com>
11783 * testsuite/Makefile.am: Add -ffunction-sections to compile
11784 gc_comdat_test files. Add -Wl,--gc-sections to build
11786 * testsuite/Makefile.in: Regenerate.
11787 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
11789 2009-05-21 Sriraman Tallam <tmsriram@google.com>
11791 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
11792 kept comdat section was garbage collected.
11793 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
11794 * testsuite/Makefile.in: Regenerate.
11795 * testsuite/gc_comdat_test.sh: New file.
11796 * testsuite/gc_comdat_test_1.cc: New file.
11797 * testsuite/gc_comdat_test_2.cc: New file.
11799 2009-05-19 Doug Kwan <dougkwan@google.com>
11801 * archive.cc (Archive::Archive): Move constructor from archive.h
11802 to here. Initialize no_export_.
11803 (Archive::get_elf_object_for_member): Set no_export flag of object.
11804 * archive.h (Archive::Archive): Move constructor body to
11806 (Archive::no_export): New method.
11807 (Archive::no_export_): New field.
11808 * object.h (Object::Object): Initialize no_export_ to false.
11809 (Object::no_export, Object::set_no_export): New methods.
11810 (Object::no_export_): New field.
11811 * options.cc (General_options::parse_exclude_libs): New method.
11812 (General_options::check_excluded_libs) Same.
11813 * options.h (exclude_libs): New option.
11814 (General_options::check_excluded_libs): New method declaration.
11815 (General_options::excluded_libs_): New field.
11816 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
11817 default or protected visibility if an object has no-export flag set.
11818 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
11819 (check_SCRIPTS): Add exclude_libs_test.sh.
11820 (check_DATA): Add exclude_libs_test.syms.
11821 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
11822 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
11823 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
11824 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
11825 (exclude_libs_test.syms, libexclude_libs_test_1.a,
11826 libexclude_libs_test_2.a): New rules.
11827 * testsuite/Makefile.in: Regenerate.
11828 * testsuite/exclude_libs_test.c: New file.
11829 * testsuite/exclude_libs_test.sh: Ditto.
11830 * testsuite/exclude_libs_test_1.c: Ditto.
11831 * testsuite/exclude_libs_test_2.c: Ditto.
11833 2009-05-15 Ian Lance Taylor <iant@google.com>
11835 * configure.ac: Check for declarations for cases where libiberty.h
11836 checks HAVE_DECL_xxx.
11837 * configure, config.in: Rebuild.
11839 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
11841 * gold.h (Incremental_argument_list): Remove (invalid) forward
11843 * incremental.cc (Incremental_inputs::report_achive): New method.
11844 (Incremental_inputs::report_object): New method.
11845 (Incremental_inputs::report_script): New method.
11846 (Incremental_inputs::finalize_inputs): New method.
11847 (Incremental_inputs::finalize): Call finalize_inputs().
11848 (Incremental_inputs::sized_create_incremental_inputs_section_data):
11849 Create inputs entries.
11850 * incremental.h (Incremental_input_type): New enum.
11851 (Incremental_inputs::Incremental_input): Initialize new fields.
11852 (Incremental_inputs::report_inputs): New method.
11853 (Incremental_inputs::report_achive): New method.
11854 (Incremental_inputs::report_object): New method.
11855 (Incremental_inputs::report_script): New method.
11856 (Incremental_inputs::finalize_inputs): New method.
11857 (Incremental_inputs::Input_info): New struct.
11858 (Incremental_inputs::Input_info_map): New typedef.
11859 (Incremental_inputs::lock_): New field.
11860 (Incremental_inputs::Inputs_): New field.
11861 (Incremental_inputs::Inputs_map): New field.
11862 * main.cc (main): Call Incremental_input::report_inputs.
11863 * options.h (Input_argument_list): Typedef moved from
11865 (Input_file_group::Files): Remove, use ::Input_argument_list.
11866 (Input_file_group::Input_argument_list): Remove, use
11867 ::Input_argument_list.
11868 * plugin.cc (Plugin_manager::add_input_file): Add error in
11870 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
11872 * script.cc (read_input_script): Call
11873 Incremental_input::report_script.
11874 * script.h (Script_info): New class.
11876 2009-04-27 Ian Lance Taylor <iant@google.com>
11878 * x86_64.cc (do_adjust_output_section): Set entsize to
11881 2009-04-23 Elliott Hughes <enh@google.com>
11883 * output.cc (Output_file::close): After short writes, continue
11884 writing from the correct offset in the buffer being written.
11886 2009-04-23 Chris Demetriou <cgd@google.com>
11888 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
11889 * configure: Regenerate.
11890 * config.in: Regenerate.
11891 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
11892 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
11894 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
11896 * incremental.cc (Incremental_inputs_header_data): Renamed from
11897 Incremental_input_header_data.
11898 (Incremental_inputs_header_data::data_size): New field.
11899 (Incremental_inputs_header_data::put_input_file_count): Renamed
11900 from input_file_count.
11901 (Incremental_inputs_header_data::put_command_line_offset): Renamed
11902 from command_line_offset.
11903 (Incremental_inputs_header_data::put_reserved): Renamed from
11905 (Incremental_inputs_entry_data): Renamed from
11906 Incremental_input_entry_data.
11907 (Incremental_inputs_entry_data::data_size): New field.
11908 (Incremental_inputs::report_command_line): New method.
11909 (Incremental_inputs::finalize): New method.
11910 (Incremental_inputs::create_incremental_inputs_data): New method.
11911 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
11912 * incremental.h: New file.
11913 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
11914 (Layout::finalize): Create incremental inputs section in
11915 incremental builds.
11916 (Layout::create_incremental_info_sections): New method.
11917 * layout.h (Layout::incremental_inputs): New method.
11918 (Layout::create_incremental_info_sections): New method.
11919 (Layout::incremental_inputs_): New field.
11920 * main.cc (main): Notify Incremental_input of the command line.
11922 2009-04-01 Ian Lance Taylor <iant@google.com>
11923 Mikolaj Zalewski <mikolajz@google.com>
11925 * gold.h (reserve_unordered_map): Define, three versions, one for
11926 each version of Unordered_map.
11927 * layout.cc (Layout::Layout): Remove options parameter. Add
11928 number_of_input_files parameter. Don't initialize options_.
11929 Initialize number_of_input_files_ and resized_signatures_. Move
11930 sections_are_attached_.
11931 (Layout::layout_group): Reserve space for group_signatures_.
11932 (Layout::find_or_add_kept_section): Change name parameter to be a
11933 reference. Resize signatures_ map when it gets large enough.
11934 (Layout::layout_eh_frame): Use parameters->options() instead of
11936 (Layout::make_output_section): Likewise.
11937 (Layout::attach_allocated_section_to_segment): Likewise.
11938 (Layout::finalize, Layout::create_executable_stack): Likewise.
11939 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
11940 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
11941 * layout.h (class Layout): Update declarations. Remove options_
11942 field. Add number_of_input_files_ and resized_signatures_
11943 fields. Move sections_are_attached_ field.
11944 * main.cc (main): Pass number of input files to Layout
11945 constructor. Don't pass options.
11947 2009-03-30 Ian Lance Taylor <iant@google.com>
11949 * ffsll.c (ffsll): Correct implementation.
11951 2009-03-27 Ian Lance Taylor <iant@google.com>
11953 * ffsll.c: New file.
11954 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
11955 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
11956 * ftruncate.c (ftruncate): Declare before definition.
11957 * mremap.c (mremap): Likewise.
11958 * pread.c (pread): Likewise.
11959 * configure, Makefile.in, config.in: Rebuild.
11961 * mremap.c: New file.
11962 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
11963 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
11964 (mremap): Declare if HAVE_MREMAP is not defined.
11965 * configure, Makefile.in, config.in: Rebuild.
11967 2009-03-27 Cary Coutant <ccoutant@google.com>
11969 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
11970 position independent.
11971 * sparc.cc (Target_sparc::check_non_pic): Likewise.
11972 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
11974 2009-03-24 Cary Coutant <ccoutant@google.com>
11976 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
11978 (needs_dynamic_reloc): Likewise.
11980 2009-03-24 Ian Lance Taylor <iant@google.com>
11982 * yyscript.y (file_cmd): Recognize EXTERN.
11983 (extern_name_list, extern_name_list_body): New nonterminals.
11984 * script.cc (script_add_extern): Define.
11985 * script-c.h (script_add_extern): Declare.
11987 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
11989 * object.cc (is_elf_object): Define.
11990 * object.h (is_elf_object): Declare.
11991 * archive.cc (Archive::get_elf_object_for_member): Call
11993 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
11995 2009-03-24 Elliott Hughes <enh@google.com>
11997 * output.cc (Output_file::map_anonymous): Define.
11998 (Output_file::map): Use map_anonymous. If the regular mmap fails,
11999 try an anonymous one. Report the size if the mmap fails.
12000 * output.h (class Output_file): Declare map_anonymous.
12002 2009-03-24 Ian Lance Taylor <iant@google.com>
12004 * target-select.cc (instantiate_target): Don't acquire the lock if
12005 the instantiated_target_ field has already been set.
12007 2009-03-23 Ian Lance Taylor <iant@google.com>
12009 * gold-threads.h (class Initialize_lock): Define.
12010 * gold-threads.cc (class Initialize_lock_once): Define.
12011 (initialize_lock_control): New static variable.
12012 (initialize_lock_pointer): New static variable.
12013 (initialize_lock_once): New static function.
12014 (Initialize_lock::Initialize_lock): Define.
12015 (Initialize_lock::initialize): Define.
12016 * target-select.h: Include "gold-threads.h".
12017 (class Target_selector): Add lock_ and initialize_lock_ fields.
12018 Don't define instantiate_target, just declare it.
12019 * target-select.cc (Target_selector::Target_selector): Initialize
12021 (Target_selector::instantiate_target): Define.
12022 * descriptors.h: Include "gold-threads.h".
12023 (class Descriptors): Add initialize_lock_ field.
12024 * descriptors.cc (Descriptors::Descriptors): Initialize new
12026 (Descriptors::open): Use initialize_lock_ field
12027 * errors.h (class Errors): Add initialize_lock_ field.
12028 * errors.cc (Errors::Errors): Initialize new field.
12029 (Errors::initialize_lock): Use initialize_lock_ field.
12030 * powerpc.cc (class Target_selector_powerpc): Remove
12031 instantiated_target_ field. In do_recognize call
12032 instantiate_target rather than do_instantiate_target. In
12033 do_instantiate_target just allocate a new target.
12034 * sparc.cc (class Target_selector_sparc): Likewise.
12036 * freebsd.h: New file.
12037 * i386.cc: Include "freebsd.h".
12038 (Target_i386): Derive from Target_freebsd rather than
12040 (Target_selector_i386): Derive from Target_selector_freebsd rather
12041 than Target_selector.
12042 * x86_64.cc: Include "freebsd.h".
12043 (Target_x86_64): Derive from Target_freebsd rather than
12045 (Target_selector_x86_64): Derive from Target_selector_freebsd
12046 rather than Target_selector.
12047 * target.h (class Target): Add adjust_elf_header and
12048 do_adjust_elf_header.
12049 * output.cc (Output_file_header:: do_sized_write): Call target
12050 adjust_elf_header routine.
12051 * configure.tgt: Set targ_osabi.
12052 * configure.ac: Define GOLD_DEFAULT_OSABI.
12053 * parameters.cc (Parameters::default_target): Pass
12054 GOLD_DEFAULT_OSABI to select_target.
12055 * target-select.h (class Target_selector): Make instantiate_target
12056 protected rather than private.
12057 * Makefile.am (HFILES): Add freebsd.h.
12058 * configure, Makefile.in, config.in: Rebuild.
12060 * merge.cc (do_add_input_section): Correct pend value. Change
12061 message about last entry not being null terminated from error to
12064 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
12066 * incremental.cc: New file.
12067 * Makefile.am (CCFILES): Add incremental.cc.
12068 * Makefile.in: Rebuild.
12070 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
12072 * layout.cc (Layout::output_section_name): Preserve names
12073 of '.note.' sections.
12075 2009-03-19 Ian Lance Taylor <iant@google.com>
12077 * descriptors.cc (Descriptors::open): Check that the options are
12078 valid before using them.
12080 2009-03-18 Ian Lance Taylor <iant@google.com>
12082 * script-sections.h: Include <list>.
12083 (class Script_sections): Change Sections_elements from std::vector
12084 to std::list. Typedef public Elements_iterator. Add
12085 orphan_section_placement_, data_segment_align_start_, and
12086 saw_data_segment_align_ fields. Remove data_segment_align_index_
12088 * script-sections.cc (class Orphan_section_placement): New class.
12089 (class Sections_element): Add virtual functions is_relro and
12090 orphan_section_init. Remove virtual function place_orphan_here.
12091 (class Output_section_definition): Add is_relro and
12092 orphan_section_init. Remove place_orphan_here.
12093 (class Orphan_output_section): Likewise.
12094 (Script_sections::Script_sections): Update for field changes.
12095 (Script_sections::data_segment_align): Set saw_data_segment_align_
12096 and data_segment_align_start_, not data_segment_align_index.
12097 (Script_sections::data_segment_relro_end): Check
12098 saw_data_segment_align_. Use data_segment_align_start_ rather
12099 than data_segment_align_index_.
12100 (Script_sections::place_orphan): Rewrite to use
12101 Orphan_section_placement.
12103 2009-03-17 Ian Lance Taylor <iant@google.com>
12105 * archive.cc (Archive::add_symbols): Check for a version attached
12106 to the symbol name in the archive map.
12107 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
12108 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
12109 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
12110 (ver_test_11.a): New target.
12111 * testsuite/Makefile.in: Rebuild.
12113 * configure.ac: Check for chsize and posix_fallocate. Replace
12115 * ftruncate.c: New file, from gnulib.
12116 * output.cc (posix_fallocate): Define dummy version if not
12117 HAVE_POSIX_FALLOCATE.
12118 (Output_file::map): Call posix_fallocate rather than lseek and
12120 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
12121 * configure, Makefile.in, config.in: Rebuild.
12123 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
12125 * layout.h (Layout::create_note): Add section_name parameter.
12126 * layout.cc (Layout::create_note): Likewise.
12127 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
12129 2009-03-17 Ian Lance Taylor <iant@google.com>
12131 * descriptors.cc: Include "options.h".
12132 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
12133 (Descriptors::open): Always use O_CLOEXEC when opening a new
12134 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
12135 then set FD_CLOEXEC.
12137 * sparc.cc (class Target_sparc): Add has_got_section.
12138 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
12139 make sure we have a GOT section.
12141 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
12142 (Target_sparc::Scan::local): Likewise.
12143 (Target_sparc::Scan::global): Likewise.
12144 (Target_sparc::Relocate::relocate): Likewise.
12145 (Target_sparc::Relocate::relocate_tls): Likewise.
12147 * symtab.cc (Symbol_table::define_default_version): New function,
12148 broken out of add_from_object.
12149 (Symbol_table::add_from_object): Call define_default_version.
12150 (Symbol_table::define_special_symbol): Add resolve_oldsym
12151 parameter. Change all callers. If the version for a symbol comes
12152 from a version script, resolve it with the symbol with the same
12153 name with no version. Also add the symbol without a version if
12155 (do_define_in_output_data): If resolving with oldsym, don't delete
12157 (do_define_in_output_segment): Likewise.
12158 (do_define_as_constant): Likewise.
12159 * symtab.h (class Symbol_table): Update declarations.
12161 2009-03-13 Ian Lance Taylor <iant@google.com>
12163 * readsyms.cc (Read_symbols::incompatible_warning): New function.
12164 (Read_symbols::requeue): New function.
12165 (Read_symbols::do_read_symbols): If make_elf_object fails because
12166 the target type is not configured, and the file was searched for,
12167 issue a warning and retry with the next directory.
12168 (Add_symbols::run): If the file has an incompatible format, and
12169 it was searched for, requeue the Read_symbols task. On error,
12170 release the object.
12171 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
12172 dirindex parameter to constructor. Change all callers. Declare
12173 incompatible_warning and requeue.
12174 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
12175 input_argument_ and input_group_ fields. Add them to
12176 constructor. Change all callers.
12177 (class Read_script): Add dirindex_ field. Add it to constructor.
12178 Change all callers.
12179 * archive.cc (Archive::setup): Remove input_objects parameter.
12180 Change all callers.
12181 (Archive::get_file_and_offset): Likewise.
12182 (Archive::read_all_symbols): Likewise.
12183 (Archive::read_symbols): Likewise.
12184 (Archive::get_elf_object_for_member): Remove input_objects
12185 parameter. Add punconfigured parameter. Change all callers.
12186 (Archive::add_symbols): Change return type to bool. Check return
12187 value of include_member.
12188 (Archive::include_all_members): Likewise.
12189 (Archive::include_member): Change return type to bool. Return
12190 false if first included object has incompatible target. Set
12191 included_member_ field.
12192 (Add_archive_symbols::run): If add_symbols returns false, requeue
12194 * archive.h (class Archive): Add included_member_ field.
12195 Initialize it in constructor. Add input_file and searched_for
12196 methods. Update declarations.
12197 (class Add_archive_symbols): Add dirpath_, dirindex_, and
12198 input_argument_ fields. Add them to constructor. Change all
12200 * script.cc: Include "target-select.h".
12201 (class Parser_closure): Add skip_on_incompatible_target_ and
12202 found_incompatible_target_ fields. Add
12203 skip_on_incompatible_target parameter to constructor. Change all
12204 callers. Add methods skip_on_incompatible_target,
12205 clear_skip_on_incompatible_target, found_incompatible_target, and
12206 set_found_incompatible_target.
12207 (read_input_script): Add dirindex parameter. Change all callers.
12208 If parser finds an incompatible target, requeue Read_symbols
12210 (script_set_symbol): Clear skip_on_incompatible_target in
12212 (script_add_assertion, script_parse_option): Likewise.
12213 (script_start_sections, script_add_phdr): Likewise.
12214 (script_check_output_format): New function.
12215 * script.h (read_input_script): Update declaration.
12216 * script-c.h (script_check_output_format): Declare.
12217 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
12218 (ignore_cmd): Remove OUTPUT_FORMAT.
12219 * fileread.cc (Input_file::Input_file): Add explicit this.
12220 (Input_file::will_search_for): New function.
12221 (Input_file::open): Add pindex parameter. Change all callers.
12222 * fileread.h (class Input_file): Add input_file_argument method.
12223 Declare will_search_for. Update declarations.
12224 * object.cc (make_elf_object): Add punconfigured parameter.
12225 Change all callers.
12226 * object.h (class Object): Make input_file public. Add
12227 searched_for method.
12228 (make_elf_object): Update declaration.
12229 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
12231 * dirsearch.h (class Dirsearch): Update declaration.
12232 * options.h (class General_options): Add --warn-search-mismatch.
12233 * parameters.cc (Parameters::is_compatible_target): New function.
12234 * parameters.h (class Parameters): Declare is_compatible_target.
12235 * workqueue.cc (Workqueue::add_blocker): New function.
12236 * workqueue.h (class Workqueue): Declare add_blocker.
12238 * fileread.cc (Input_file::open): Remove options parameter.
12239 Change all callers.
12240 (Input_file::open_binary): Likewise.
12241 * script.cc (read_input_script): Likewise.
12242 * readsyms.h (class Read_symbols): Remove options_ field. Remove
12243 options parameter from constructor. Change all callers.
12244 (class Read_script): Likewise.
12245 * fileread.h (class Input_file): Update declarations.
12246 * script.h (read_input_script): Update declaration.
12248 2009-03-10 Nick Clifton <nickc@redhat.com>
12250 * po/es.po: New Spanish translation.
12252 2009-03-06 Cary Coutant <ccoutant@google.com>
12254 * options.cc (parse_short_option): Keep dash_z from registering itself.
12256 2009-03-03 Ian Lance Taylor <iant@google.com>
12259 * target-reloc.h (relocate_section): Pass output_section to
12261 * i386.cc (Target_i386::should_apply_static_reloc): Add
12262 output_section parameter. Change all callers.
12263 (Target_i386::Relocate::relocate): Add output_section parameter.
12264 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12265 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
12266 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
12267 * testsuite/two_file_shared.sh: New script.
12268 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
12269 (check_DATA): Add two_file_shared.dbg.
12270 (two_file_shared.dbg): New target.
12271 * testsuite/Makefile.in: Rebuild.
12273 2009-03-01 Ian Lance Taylor <iant@google.com>
12275 * configure.ac: Check for byteswap.h.
12276 * configure: Rebuild.
12277 * config.in: Rebuild.
12279 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
12281 * layout.cc (Layout::find_or_add_kept_section): New function.
12282 (Layout::add_comdat): Removed.
12283 * layout.h (struct Kept_section): Move out of class Layout.
12284 Remove trailing underscores from field names. Add group_sections
12285 field. Rename group_ field to is_group. Change all uses.
12286 (class Layout): Declare find_or_add_kept_section, not add_comdat.
12287 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
12288 comdat_groups_ field.
12289 (Sized_relobj::include_section_group): Use
12290 find_or_add_kept_section and Kept_section::group_sections.
12291 (Sized_relobj::include_linkonce_section): Likewise.
12292 * object.cc (class Sized_relobj): Don't define Comdat_group or
12293 Comdat_group_table. Remove find_comdat_group and
12294 add_comdat_group. Remove comdat_groups_ field.
12295 * plugin.cc (include_comdat_group): Use
12296 Layout::find_or_add_kept_section.
12298 2009-02-28 Ian Lance Taylor <iant@google.com>
12300 * README: --gc-sections and map files are now supported. Document
12301 some build requirements.
12304 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
12305 relocatable link set the value of the section symbol to zero.
12306 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
12307 relocatable link don't include the section address in the local
12310 2009-02-27 Ian Lance Taylor <iant@google.com>
12313 * options.h (class Search_directory): Add is_system_directory.
12314 (class General_options): Declare is_in_system_directory.
12315 * options.cc (get_relative_sysroot): Make static.
12316 (get_default_sysroot): Make static.
12317 (General_optoins::is_in_system_directory): New function.
12318 * fileread.cc (Input_file::is_in_system_directory): New function.
12319 * fileread.h (class Input_file): Declare is_in_system_directory.
12320 * object.h (class Object): Add is_in_system_directory.
12321 (class Input_objects): Remove system_library_directory_ field.
12322 * object.cc (Input_objects::add_object): Don't set
12323 system_library_directory_.
12324 (input_objects::found_in_system_library_directory): Remove.
12325 * symtab.cc (Symbol_table::write_globals): Remove input_objects
12326 parameter. Change all callers.
12327 (Symbol_table::sized_write_globals): Likewise.
12328 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
12329 Call Object::is_in_system_directory.
12330 * symtab.h (class Symbol_table): Update declarations.
12333 * descriptors.h (Open_descriptor): Add is_on_stack field.
12334 * descriptors.cc (Descriptors::open): If the descriptor is on the
12335 top of the stack, remove it. Initialize is_on_stack field.
12336 (Descriptors::release): Only add pod to stack if it is not on the
12338 (Descriptors::close_some_descriptor): Clear stack_next and
12339 is_on_stack fields.
12342 * output.cc (Output_section::find_starting_output_address): Rename
12343 from starting_output_address; add PADDR parameter; change return
12345 * output.h (class Output_section): Declare
12346 find_starting_output_address instead of starting_output_address.
12347 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
12348 section symbol for which we can't find a merge section.
12351 * symtab.cc (Symbol_table::add_from_object): If the visibility is
12352 hidden or internal, force the symbol to be local.
12353 * resolve.cc (Symbol::override_visibility): Define.
12354 (Symbol::override_base): Use override_visibility.
12355 (Symbol_table::resolve): Likewise.
12356 (Symbol::override_base_with_special): Likewise.
12357 (Symbol_table::override_with_special): If the visibility is hidden
12358 or internal, force the symbol to be local.
12359 * symtab.h (class Symbol): Add set_visibility and
12360 override_visibility.
12361 * testsuite/ver_test_1.sh: New file.
12362 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
12363 (check_DATA): Add ver_test_1.syms.
12364 (ver_test_1.syms): New target.
12365 * testsuite/Makefile.in: Rebuild.
12367 2009-02-25 Cary Coutant <ccoutant@google.com>
12369 * layout.cc (Layout::choose_output_section): Don't rename sections
12370 when using a linker script that has a SECTIONS clause.
12371 * Makefile.in: Regenerate.
12373 * testsuite/Makefile.am (script_test_5.sh): New test case.
12374 * testsuite/Makefile.in: Regenerate.
12375 * testsuite/script_test_5.cc: New file.
12376 * testsuite/script_test_5.sh: New file.
12377 * testsuite/script_test_5.t: New file.
12379 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
12381 * archive.cc (Archive::include_member): Update calls to add_symbols.
12382 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
12383 the Layout argument.
12384 * dynobj.h (do_add_symbols): Add the Layout argument.
12385 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
12387 * object.h (Object::add_symbols): Add the Layout argument.
12388 (Object::do_add_symbols): Add the Layout argument.
12389 (Sized_relobj::do_add_symbols): Add the Layout argument.
12390 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
12391 Unify the two versions.
12392 (Add_plugin_symbols): Remove.
12393 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
12394 (Sized_pluginobj::do_add_symbols): Unify the two versions.
12395 (Add_plugin_symbols): Remove.
12396 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
12397 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
12398 (Add_symbols::run): Make it work with Pulginobj.
12400 2009-02-06 Ian Lance Taylor <iant@google.com>
12402 * object.cc (Sized_relobj::do_layout): Make info message start
12403 with lower case letter.
12405 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
12407 * binary.cc: Fix file comment.
12409 * options.h (enum Incremental_disposition): Define.
12410 (class General_options): Add new options: --incremental,
12411 --incremental_changed, --incremental_unchanged,
12412 --incremental_unknown. Add incremental_disposition_ and
12413 implicit_incremental_ fields.
12414 (General_options::incremental_disposition): New function.
12415 (class Position_dependent_options): Add incremental_disposition
12417 (Position_dependent_options::copy_from_options): Set incremental
12419 * options.cc (General_options::parse_incremental_changed): New
12421 (General_options::parse_incremental_unchanged): New function.
12422 (General_options::parse_incremental_unknown): New function.
12423 (General_options::General_options): Initialize new fields
12424 incremental_disposition_ and implicit_incremental_.
12425 (General_options::finalize): Check for uasge of --incremental-*
12426 without --incremental.
12428 2009-02-06 Chris Demetriou <cgd@google.com>
12430 * gold.h (gold_undefined_symbol): Change to take only a Symbol
12431 pointer and to report location as the file name associated with
12433 (gold_undefined_symbol_at_location): New function to replace the
12434 old gold_undefined_symbol functionality.
12435 * target-reloc.h (relocate_section): Update to use
12436 gold_undefined_symbol_at_location.
12437 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12438 Call gold_undefined_symbol function rather than gold_error.
12439 * errors.h (Errors::undefined_symbol): Take location as a
12440 string, rather than calculating it from a relocation.
12441 * errors.cc (Errors::fatal): Print "fatal error:" before the
12443 (Errors::error, Errors::error_at_location): Print "error: "
12444 before the formatted message.
12445 (Errors::undefined_symbol): Take location as a string, rather
12446 than calculating it from a relocation.
12447 (gold_undefined_symbol_at_location): New function akin to
12448 old gold_undefined_symbol, calculates location from relocation.
12449 (gold_undefined_symbol): Change to take only a Symbol pointer
12450 and to report location as the file name associated with the symbol.
12451 * testsuite/debug_msg.sh: Update for changed error messages.
12452 * testsuite/undef_symbol.sh: Likewise.
12454 2009-02-04 Duncan Sands <baldrick@free.fr>
12457 * reduced_debug_output.h
12458 (Output_reduced_debug_abbrev_section::failed): Use format for
12460 (Output_reduced_debug_info_section::faild): Likewise.
12462 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
12464 * script.cc (Lazy_demangler): New class.
12465 (Version_script_info::get_symbol_version_helper): Demangle a
12468 2009-01-29 Cary Coutant <ccoutant@google.com>
12470 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
12472 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12474 2009-01-28 Ian Lance Taylor <iant@google.com>
12476 * version.cc (version_string): Bump to 1.9.
12478 * gold.h: Include <cstring> and <stdint.h>.
12479 * version.cc: Include <cstdio>.
12480 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
12482 * reduced_debug_output.cc (insert_into_vector): Rename from
12483 Insert_into_vector; change all callers. Use Swap_unaligned to
12484 avoid aliasing issue; remove union since it is unnecessary.
12486 2009-01-27 Sriraman Tallam <tmsriram@google.com>
12488 * Makefile.am (CCFILES): Add gc.cc.
12489 (HFILES): Add gc.h.
12490 * Makefile.in: Regenerate.
12491 * gold.cc (Gc_runner): New class.
12492 (queue_initial_tasks): Call garbage collection related tasks
12493 when corresponding options are invoked.
12494 (queue_middle_gc_tasks): New function.
12495 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
12496 processed early before laying out sections during garbage collection.
12497 * gold.h (queue_middle_gc_tasks): New function.
12498 (is_prefix_of): Move from "layout.cc".
12499 * i386.cc (Target_i386::gc_process_relocs): New function.
12500 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
12501 * main.cc (main): Create object of class "Garbage_collection".
12502 * object.cc (Relobj::copy_symbols_data): New function.
12503 (Relobj::is_section_name_included): New function.
12504 (Sized_relobj::do_layout): Allow this function to be called twice
12505 during garbage collection and defer layout of section during the
12507 * object.h (Relobj::get_symbols_data): New function.
12508 (Relobj::is_section_name_included): New function.
12509 (Relobj::copy_symbols_data): New function.
12510 (Relobj::set_symbols_data): New function.
12511 (Relobj::get_relocs_data): New function.
12512 (Relobj::set_relocs_data): New function.
12513 (Relobj::is_output_section_offset_invalid): New pure virtual function.
12514 (Relobj::gc_process_relocs): New function.
12515 (Relobj::do_gc_process_relocs): New pure virtual function.
12516 (Relobj::sd_): New data member.
12517 (Sized_relobj::is_output_section_offset_invalid): New function.
12518 (Sized_relobj::do_gc_process_relocs): New function.
12519 * options.h (General_options::gc_sections): Modify to not be a no-op.
12520 (General_options::print_gc_sections): New option.
12521 * plugin.cc (Plugin_finish::run): Remove function call to
12522 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
12523 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
12524 * reloc.cc (Read_relocs::run): Add task to process relocs and
12525 determine unreferenced sections when doing garbage collection.
12526 (Gc_process_relocs): New class.
12527 (Sized_relobj::do_gc_process_relocs): New function.
12528 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
12529 sections that are garbage collected.
12530 * reloc.h (Gc_process_relocs): New class.
12531 * sparc.cc (Target_sparc::gc_process_relocs): New function.
12532 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
12533 symbols whose corresponding sections are garbage collected.
12534 (Symbol_table::Symbol_table): Add new parameter for the garbage
12536 (Symbol_table::gc_mark_undef_symbols): New function.
12537 (Symbol_table::gc_mark_symbol_for_shlib): New function.
12538 (Symbol_table::gc_mark_dyn_syms): New function.
12539 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
12541 (Symbol_table::add_from_object): Likewise.
12542 (Symbol_table::add_from_relobj): When building shared objects, do not
12543 treat externally visible symbols as garbage.
12544 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
12545 table information for static and relocatable links.
12546 * symtab.h (Symbol_table::set_gc): New function.
12547 (Symbol_table::gc): New function.
12548 (Symbol_table::gc_mark_undef_symbols): New function.
12549 (Symbol_table::gc_mark_symbol_for_shlib): New function.
12550 (Symbol_table::gc_mark_dyn_syms): New function.
12551 (Symbol_table::gc_): New data member.
12552 * target.h (Sized_target::gc_process_relocs): New pure virtual
12554 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
12555 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
12557 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
12559 * options.h (General_options::gc_sections): Define as a no-op for now.
12560 (General_options::no_keep_memory): Ditto.
12561 (General_options::Bshareable): Define.
12562 * options.cc (General_options::finalize): Honor -Bshareable.
12564 2009-01-20 Andreas Schwab <schwab@suse.de>
12566 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
12567 read the value in the contents, since we don't use it. Use the
12568 template endianness when writing.
12569 (Relocate::relocate): Use it for R_PPC_REL16_HA.
12571 2009-01-19 Andreas Schwab <schwab@suse.de>
12573 * configure.tgt (powerpc64-*): Fix targ_obj.
12575 2009-01-15 Ian Lance Taylor <iant@google.com>
12577 * object.cc (Sized_relobj::write_local_symbols): Don't write out
12578 local symbols when stripping all symbols.
12580 2009-01-14 Cary Coutant <ccoutant@google.com>
12582 * output.cc (Output_reloc): Add explicit instantiations.
12584 2009-01-14 Cary Coutant <ccoutant@google.com>
12586 * archive.cc (Archive::get_elf_object_for_member): Remove call
12587 to File_read::claim_for_plugin.
12588 * descriptors.cc (Descriptors::open): Remove reference to
12590 (Descriptors::claim_for_plugin): Remove.
12591 * descriptors.h (Descriptors::claim_for_plugin): Remove.
12592 (Descriptors::is_claimed): Remove.
12593 (claim_descriptor_for_plugin): Remove.
12594 * fileread.cc (File_read::claim_for_plugin): Remove.
12595 * fileread.h (File_read::claim_for_plugin): Remove.
12596 (File_read::descriptor): Reopen descriptor if necessary.
12597 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
12598 (Plugin_manager::all_symbols_read): Add task parameter. Change
12600 (Plugin_manager::get_input_file): New function.
12601 (Plugin_manager::release_input_file): New function.
12602 (Pluginobj::Pluginobj): Add filesize parameter and initialize
12603 corresponding data member.
12604 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
12605 and pass to base constructor. Change all callers.
12606 (get_input_file, release_input_file): New functions.
12607 (make_sized_plugin_object): Add filesize parameter. Change all callers.
12608 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
12609 (Plugin_manager::all_symbols_read): Add task parameter.
12610 (Plugin_manager::get_input_file): New function.
12611 (Plugin_manager::release_input_file): New function.
12612 (Plugin_manager::task_): New data member.
12613 (Pluginobj::Pluginobj): Add filesize parameter.
12614 (Pluginobj::filename): New function.
12615 (Pluginobj::descriptor): New function.
12616 (Pluginobj::filesize): New function.
12617 (Pluginobj::filesize_): New data member.
12618 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
12619 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
12620 File_read::claim_for_plugin; use Object::unlock to unlock the file.
12622 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
12623 with archive libraries.
12624 * testsuite/Makefile.in: Regenerate.
12625 * testsuite/plugin_test.c (struct sym_info): New type.
12626 (get_input_file, release_input_file): New static variables.
12627 (onload): Capture new transfer vector entries.
12628 (claim_file_hook): Stop reading at end of file according to filesize.
12629 Factor out parsing of readelf output into separate function.
12630 (all_symbols_read_hook): Exercise get_input_file and release_input_file
12631 APIs and get the source file name from the symbol table. Convert
12632 source file name to corresponding object file name. Print info
12633 message when adding new input files.
12634 (parse_readelf_line): New function.
12635 * testsuite/plugin_test_1.sh: Add checks for new info messages.
12636 * testsuite/plugin_test_2.sh: Likewise.
12637 * testsuite/plugin_test_3.sh: Likewise.
12638 * testsuite/plugin_test_4.sh: New test case.
12640 2009-01-07 Ian Lance Taylor <iant@google.com>
12642 * version.cc (version_string): Bump to 1.8.
12644 2008-12-23 Cary Coutant <ccoutant@google.com>
12646 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
12647 * plugin.cc (Plugin_manager::finish): Rename as
12648 layout_deferred_objects. Move cleanup to separate function.
12649 (Plugin_manager::cleanup): New function.
12650 (Plugin_finish::run): Call layout_deferred_objects and cleanup
12652 * plugin.h (Plugin_manager::finish): Rename as
12653 layout_deferred_objects.
12654 (Plugin_manager::cleanup): New function.
12655 (Plugin_manager::cleanup_done): New field.
12657 2008-12-23 Cary Coutant <ccoutant@google.com>
12659 * plugin.cc (is_visible_from_outside): New function.
12660 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
12661 so we don't return "IR only" status for exported symbols or -r links.
12663 * testsuite/Makefile.am (plugin_test_3): New test case.
12664 * testsuite/Makefile.in: Regenerate.
12665 * testsuite/plugin_test_3.sh: New file.
12667 2008-12-22 Cary Coutant <ccoutant@google.com>
12669 * object.cc (Sized_relobj::layout_section): New function.
12670 (Sized_relobj::do_layout): Defer layout of input sections until after
12671 plugin has provided replacement files.
12672 (Sized_relobj::do_layout_deferred_sections): New function.
12673 * object.h (Relobj::set_section_offset): Remove virtual keyword.
12674 (Relobj::layout_deferred_sections): New function.
12675 (Relobj::do_layout_deferred_sections): New function.
12676 (Sized_relobj::do_layout_deferred_sections): New function.
12677 (Sized_relobj::layout_section): New function.
12678 (Sized_relobj::Deferred_layout): New structure.
12679 (Sized_relobj::deferred_layout_): New field.
12680 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
12681 Change all callers. Layout deferred sections.
12682 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
12684 (Plugin_hook::run): Move code from do_plugin_hook inline.
12685 (Plugin_hook::do_plugin_hook): Remove.
12686 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
12687 (Plugin_manager::finish): Renamed, was cleanup.
12688 (Plugin_manager::should_defer_layout): New function.
12689 (Plugin_manager::add_deferred_layout_object): New function.
12690 (Plugin_manager::Deferred_layout_list): New type.
12691 (Plugin_manager::deferred_layout_objects_): New field.
12692 (Plugin_hook::do_plugin_hook): Remove.
12694 2008-12-17 Ian Lance Taylor <iant@google.com>
12696 * options.h (class General_options): Add --no case for
12699 2008-12-16 Cary Coutant <ccoutant@google.com>
12701 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
12703 (Plugin_manager::claim_file): Create plugin object even if
12704 plugin did not call the add_symbols callback.
12705 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
12706 asking for more symbols than were added.
12707 * testsuite/Makefile.am (plugin_test_1): Add test case with
12709 (empty.syms): New target.
12710 * testsuite/Makefile.in: Regenerate.
12711 * testsuite/plugin_test.c (claim_file_hook): Add new debug
12712 message. Don't call add_symbols if no globals.
12713 (all_symbols_read_hook): Don't provide replacement for empty
12716 2008-12-12 Ian Lance Taylor <iant@google.com>
12718 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
12719 r_type == 0 for a local symbol with r_sym == 0.
12720 (scan_relocatable_relocs): Pass r_sym to
12721 local_non_section_strategy.
12722 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
12725 * configure.ac: Update test for TLS descriptors: they are
12726 supported as of glibc 2.9.
12727 * configure: Rebuild.
12729 2008-12-11 Ian Lance Taylor <iant@google.com>
12732 * target-reloc.h (Default_scan_relocatable_relocs): For each
12733 function, map r_type == 0 to RELOC_DISCARD.
12735 2008-12-10 Cary Coutant <ccoutant@google.com>
12737 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
12738 object to override a kept COMDAT group from a plugin object.
12740 2008-12-09 Ian Lance Taylor <iant@google.com>
12743 * yyscript.y (file_cmd): Handle INPUT.
12745 * testsuite/initpri1.c: Change all declarations to be full
12746 prototypes by adding void, to avoid compiler warnings.
12748 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
12750 * options.cc (General_options::parse_plugin_opt): New.
12751 (General_options::add_plugin): The argument now is just the filename.
12752 (General_options::add_plugin_option): New.
12753 * options.h (plugin_opt): New.
12754 (add_plugin): Change argument name.
12755 (add_plugin_option): New.
12756 * plugin.cc (Plugin::load): Don't parse the plugin option.
12757 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
12758 (Plugin::add_option): New.
12759 (Plugin::args_): Change type.
12760 (Plugin::filename_): New.
12761 (Plugin_manager::add_plugin_option): New.
12762 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
12763 * testsuite/Makefile.in: Regenerate.
12765 2008-12-05 Cary Coutant <ccoutant@google.com>
12767 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
12768 Handle --strip-lto-sections option.
12769 * options.h (strip_lto_sections): New option.
12771 2008-12-01 Cary Coutant <ccoutant@google.com>
12773 * plugin.cc (ld_plugin_message): Change format parameter to const.
12774 Fix mismatch between new[] and delete.
12776 2008-11-14 Cary Coutant <ccoutant@google.com>
12778 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
12781 2008-11-05 Craig Silverstein <csilvers@google.com>
12783 * options.cc (General_options::parse_dynamic_list): New function.
12784 * options.h (General_options): New flags dynamic_list,
12785 dynamic_list_data, dynamic_list_cpp_new, and
12786 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
12787 (General_options::in_dynamic_list): New function.
12788 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
12789 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
12790 (Lex::can_continue_name): Likewise.
12792 (read_script_file): New parameter script_options.
12793 (read_dynamic_list): New function.
12794 (Script_options::define_dynamic_list): New function.
12795 (dynamic_list_keyword_parsecodes): New variable.
12796 (dynamic_list_keywords): New variable.
12797 * script.h (Script_options::define_dynamic_list): New function
12799 (read_dynamic_list): New function prototype.
12800 * symtab.cc (strprefix): New macro.
12801 (Symbol::should_add_dynsym_entry): Support dynamic_list,
12802 dynamic_list_data, dynamic_list_cpp_new, and
12803 dynamic_list_cpp_typeinfo.
12804 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
12805 (dynamic_list_expr): New rule.
12806 (dynamic_list_nodes): Likewise.
12807 (dynamic_list_node): Likewise.
12808 * testsuite/Makefile.am (dynamic_list): New test.
12809 * testsuite/Makefile.in: Regenerated.
12810 * testsuite/dynamic_list.t: New file.
12811 * testsuite/dynamic_list.sh: New file.
12813 2008-11-05 Craig Silverstein <csilvers@google.com>
12815 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
12816 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
12817 (t11_last): Likewise.
12818 * testsuite/ver_test_6.c (main): Likewise.
12820 2008-10-07 Cary Coutant <ccoutant@google.com>
12822 * options.c (General_options::finalize): Add check for -static and
12824 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
12827 2008-10-02 Cary Coutant <ccoutant@google.com>
12829 * plugin.cc (make_sized_plugin_object): Fix conditional
12830 compilation to work when not all targets are enabled.
12832 2008-09-29 Cary Coutant <ccoutant@google.com>
12834 * archive.cc (Archive::get_file_and_offset): Use filename instead
12835 of name to get library path.
12836 (Archive::include_member): Unlock external member of a thin archive.
12838 * testsuite/Makefile.am (TEST_AR): New variable.
12839 (thin_archive_test_1): New test.
12840 (thin_archive_test_2): New test.
12841 * testsuite/Makefile.in: Regenerate.
12842 * testsuite/thin_archive_main.cc: New file.
12843 * testsuite/thin_archive_test_1.cc: New file.
12844 * testsuite/thin_archive_test_2.cc: New file.
12845 * testsuite/thin_archive_test_3.cc: New file.
12846 * testsuite/thin_archive_test_4.cc: New file.
12848 2008-09-29 Cary Coutant <ccoutant@google.com>
12850 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
12851 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
12853 (Sized_relobj::do_finalize_local_symbols): Likewise.
12854 (Sized_relobj::map_to_kept_section): Likewise.
12855 * object.h (Sized_relobj::invalid_address): New constant.
12856 (Sized_relobj::do_output_section_offset): Check for invalid_address
12858 * output.cc (Output_reloc::local_section_offset): Use constant
12859 invalid_address instead of -1U.
12860 (Output_reloc::get_address): Likewise.
12861 (Output_section::output_address): Change -1U to -1ULL.
12862 * output.h (Output_reloc::invalid_address): New constant.
12863 * reloc.cc (Sized_relobj::write_sections): Use constant
12864 invalid_address instead of -1U.
12865 (Sized_relobj::relocate_sections): Likewise.
12866 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
12867 values for merge sections.
12868 * target-reloc.h (relocate_for_relocatable): Use constant
12869 invalid_address instead of -1U.
12871 2008-09-19 Cary Coutant <ccoutant@google.com>
12873 Add plugin functionality for link-time optimization (LTO).
12874 * configure.ac (plugins): Add --enable-plugins option.
12875 * configure: Regenerate.
12876 * config.in: Regenerate.
12877 * Makefile.am (LIBDL): New variable.
12878 (CCFILES): Add plugin.cc.
12879 (HFILES): Add plugin.h.
12880 (ldadd_var): Add LIBDL.
12881 * Makefile.in: Regenerate.
12883 * archive.cc: Include "plugin.h".
12884 (Archive::setup): Don't preread archive symbols when using a plugin.
12885 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
12886 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
12888 (Archive::include_member): Add symbols from plugin objects.
12889 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
12890 * descriptors.cc (Descriptors::open): Check for file descriptors
12891 abandoned by plugins.
12892 (Descriptors::claim_for_plugin): New function.
12893 * descriptors.h (Descriptors::claim_for_plugin): New function.
12894 (Open_descriptor::is_claimed): New field.
12895 (claim_descriptor_for_plugin): New function.
12896 * fileread.cc (File_read::claim_for_plugin): New function.
12897 * fileread.h (File_read::claim_for_plugin): New function.
12898 (File_read::descriptor): New function.
12899 * gold.cc: Include "plugin.h".
12900 (queue_initial_tasks): Add task to call plugin hooks for generating
12902 * main.cc: Include "plugin.h".
12903 (main): Load plugin libraries.
12904 * object.h (Pluginobj): Declare.
12905 (Object::pluginobj): New function.
12906 (Object::do_pluginobj): New function.
12907 (Object::set_target): New function.
12908 * options.cc: Include "plugin.h".
12909 (General_options::parse_plugin): New function.
12910 (General_options::General_options): Initialize plugins_ field.
12911 (General_options::add_plugin): New function.
12912 * options.h (Plugin_manager): Declare.
12913 (General_options): Add --plugin option.
12914 (General_options::has_plugins): New function.
12915 (General_options::plugins): New function.
12916 (General_options::add_plugin): New function.
12917 (General_options::plugins_): New field.
12918 * plugin.cc: New file.
12919 * plugin.h: New file.
12920 * readsyms.cc: Include "plugin.h".
12921 (Read_symbols::do_read_symbols): Check for archive before checking
12922 for ELF file. Call plugin hooks to claim files.
12923 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
12924 from a real object file; force override when processing replacement
12926 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
12927 (Symbol::init_base_object): Likewise.
12928 (Symbol::init_base_output_data): Likewise.
12929 (Symbol::init_base_output_segment): Likewise.
12930 (Symbol::init_base_constant): Likewise.
12931 (Symbol::init_base_undefined): Likewise.
12932 (Symbol::output_section): Assert that object is not a plugin.
12933 (Symbol_table::add_from_pluginobj): New function.
12934 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
12936 (Symbol_table::sized_write_globals): Likewise.
12937 (Symbol_table::add_from_pluginobj): Instantiate template.
12938 * symtab.h (Sized_pluginobj): Declare.
12939 (Symbol::in_real_elf): New function.
12940 (Symbol::set_in_real_elf): New function.
12941 (Symbol::in_real_elf_): New field.
12942 (Symbol_table::add_from_pluginobj): New function.
12944 * testsuite/Makefile.am (AM_CFLAGS): New variable.
12945 (LIBDL): New variable.
12946 (LDADD): Add LIBDL.
12947 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
12948 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
12949 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
12950 (MOSTLYCLEANFILES): Likewise.
12951 * testsuite/Makefile.in: Regenerate.
12952 * testsuite/plugin_test.c: New file.
12953 * testsuite/plugin_test_1.sh: New file.
12954 * testsuite/plugin_test_2.sh: New file.
12956 2008-09-16 Ian Lance Taylor <iant@google.com>
12958 * target-reloc.h (relocate_section): Check whether a symbol is
12959 defined by the ABI before reporting an undefined symbol error.
12960 * target.h (Target::is_defined_by_abi): Make parameter const.
12961 (Target::do_is_defined_by_abi): Likewise.
12962 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
12963 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
12964 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
12965 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
12966 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
12967 * testsuite/Makefile.in: Rebuild.
12969 * fileread.cc (make_view): Add casts to avoid warning.
12971 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
12973 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
12974 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12976 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
12978 * options.h (General_options::output_is_executable): New.
12979 (General_options::output_is_pie): New.
12980 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
12981 for shared libraries.
12982 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12984 2008-09-11 Chris Demetriou <cgd@google.com>
12986 * options.h (origin): New -z option.
12987 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
12988 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
12991 2008-09-05 Cary Coutant <ccoutant@google.com>
12993 * fileread.cc (File_read::make_view): Add check for attempt to map
12994 beyond end of file.
12996 2008-09-05 Cary Coutant <ccoutant@google.com>
12998 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
12999 explicit instantiations.
13001 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
13004 * options.cc (General_options::finalize): Allow undefined symbols
13005 in shlibs if linking -shared.
13008 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
13009 symbols as not needing a dynsym entry.
13011 2008-08-20 Craig Silverstein <csilvers@google.com>
13013 * fileread.cc (File_read::open): Do not lock the file unless it
13014 was successfully opened.
13016 2008-08-14 Cary Coutant <ccoutant@google.com>
13018 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
13019 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
13020 * testsuite/tls_test.cc (struct int128): 128-bit struct
13021 for testing TLS relocs with non-zero addend.
13022 (v12): New TLS variable.
13024 (t_last): Add check for v12.
13025 * testsuite/tls_test.h (t12): New function.
13026 * testsuite/tls_test_main.cc (thread_routine): Call new test.
13028 2008-08-13 Ian Lance Taylor <iant@google.com>
13030 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
13031 set tls_segment_ or relro_segment_.
13032 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
13034 * output.h (Output_section::clear_is_relro): New function.
13035 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
13036 sections specially even when output_data_ is empty.
13037 (Output_segment::maximum_alignment): When first section is relro,
13038 only force alignment for PT_LOAD segments.
13039 * script.cc (script_data_segment_align): New function.
13040 (script_data_segment_relro_end): New function.
13041 * script-c.h (script_data_segment_align): Declare.
13042 (script_data_segment_relro_end): Declare.
13043 * script-sections.h (class Script_sections): Declare
13044 data_segment_align and data_segment_relro_end. Add fields
13045 segment_align_index_ and saw_relro_end_.
13046 * script-sections.cc (class Sections_element): Add set_is_relro
13047 virtual function. Add new bool* parameter to place_orphan_here.
13048 Add get_output_section virtual function.
13049 (class Output_section_definition): Add set_is_relro. Add new
13050 bool* parameter to place_orphan_here. Add get_output_section.
13051 Add is_relro_ field.
13052 (Output_section_definition::Output_section_definition): Initialize
13053 evaluated_address_, evaluated_load_address, evaluated_addralign_,
13054 and is_relro_ fields.
13055 (Output_section_definition::place_orphan_here): Add is_relro
13057 (Output_section_definition::set_section_addresses): Set relro for
13059 (Output_section_definition::alternate_constraint): Likewise.
13060 (class Orphan_output_section): Add new bool* parameter to
13061 place_orphan_here. Add get_output_section.
13062 (Orphan_output_section::place_orphan_here): Add is_relro
13064 (Script_sections::Script_sections): Initialize
13065 data_segment_align_index_ and saw_relro_end_.
13066 (Script_sections::data_segment_align): New function.
13067 (Script_sections::data_segment_relro_end): New function.
13068 (Script_sections::place_orphan): Set or clear is_relro.
13069 (Script_sections::set_section_addresses): Force alignment of first
13071 * yyscript.y (exp): Call script_data_segment_align and
13072 script_data_segment_relro_end.
13073 * testsuite/relro_script_test.t: New file.
13074 * testsuite/relro_test.cc (using_script): Declare.
13075 (t1, t2): Test using_script.
13076 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
13077 (relro_script_test_SOURCES): Define.
13078 (relro_script_test_DEPENDENCIES): Define.
13079 (relro_script_test_LDFLAGS): Define.
13080 (relro_script_test_LDADD): Define.
13081 (relro_script_test.so): New target.
13082 * testsuite/Makefile.in: Rebuild.
13084 2008-08-06 Cary Coutant <ccoutant@google.com>
13086 * archive.cc (Archive::total_archives, Archive::total_members)
13087 (Archive::total_members_loaded): New variables.
13088 (Archive::setup): Add parameter. Add option to preread
13090 (Archive::read_armap): Add counter.
13091 (Archive::get_file_and_offset): New function.
13092 (Archive::get_elf_object_for_member): New function.
13093 (Archive::read_all_symbols): New function.
13094 (Archive::read_symbols): New function.
13095 (Archive::add_symbols): Add counters.
13096 (Archive::include_all_members): Use armap to find members if it's
13098 (Archive::include_member): Skip reading symbols if already read.
13099 Factored code into Archive::get_file_and_offset and
13100 Archive::get_elf_object_for_member. Changed call to
13101 Mapfile::report_include_archive_member.
13102 (Archive::print_stats): New function.
13103 * archive.h: Declare Object and Read_symbols_data classes.
13104 (Archive::Archive): Add initializers for new members.
13105 (Archive::setup): Add parameter.
13106 (Archive::print_stats): New function.
13107 (Archive::total_archives, Archive::total_members)
13108 (Archive::total_members_loaded): New variables.
13109 (Archive::get_file_and_offset): New function.
13110 (Archive::get_elf_object_for_member): New function.
13111 (Archive::read_all_symbols): New function.
13112 (Archive::read_symbols): New function.
13113 (Archive::Archive_member): New class.
13114 (Archive::members_): New member.
13115 (Archive::num_members_): New member.
13116 * main.cc: Include archive.h.
13117 (main): Call Archive::print_stats.
13118 * mapfile.cc (Mapfile::report_include_archive_member): Delete
13119 archive parameter; member_name is now the fully-decorated name.
13120 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
13121 * options.h: (General_options): Add --preread-archive-symbols option.
13122 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
13125 2008-08-04 Ian Lance Taylor <iant@google.com>
13127 * symtab.h (Symbol::use_plt_offset): New function.
13128 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
13129 * powerpc.cc (Relocate::relocate): Likewise.
13130 * sparc.cc (Relocate::relocate): Likewise.
13131 * x86_64.cc (Relocate::relocate): Likewise.
13132 * testsuite/weak_plt.sh: New test.
13133 * testsuite/weak_plt_main.cc: New test.
13134 * testsuite/weak_plt_shared.cc: New test.
13135 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
13136 (check_PROGRAMS): Add weak_plt.
13137 (check_DATA): Add weak_plt_shared.so.
13138 (weak_plt_main_pic.o, weak_plt): New targets.
13139 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
13140 * testsuite/Makefile.in: Rebuild.
13142 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
13144 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
13145 * testsuite/Makefile.in: Rebuild.
13147 2008-08-04 Alan Modra <amodra@bigpond.net.au>
13149 * Makefile.am (POTFILES.in): Set LC_ALL=C.
13150 * Makefile.in: Regenerate.
13151 * po/POTFILES.in: Regenerate.
13153 2008-07-29 Ian Lance Taylor <iant@google.com>
13155 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
13156 symbols before other symbols.
13157 * testsuite/script_test_2.cc (test_addr): Declare.
13158 (test_addr_alias): Declare.
13159 (main): Check that test_addr and test_addr_alias have the right
13161 * testsuite/script_test_2.t: Define test_addr_alias and
13164 2008-07-24 Ian Lance Taylor <iant@google.com>
13167 * descriptors.cc: New file.
13168 * descriptors.h: New file.
13169 * gold-threads.h (class Hold_optional_lock): New class.
13170 * fileread.cc: Include "descriptors.h".
13171 (File_read::~File_read): Release descriptor rather than closing
13173 (File_read::open) [file]: Call open_descriptor rather than open.
13174 Set is_descriptor_opened_.
13175 (File_read::open) [memory]: Assert that descriptor is not open.
13176 (File_read::reopen_descriptor): New function.
13177 (File_read::release): Release descriptor.
13178 (File_read::do_read): Make non-const. Reopen descriptor.
13179 (File_read::read): Make non-const.
13180 (File_read::make_view): Reopen descriptor.
13181 (File_read::do_readv): Likewise.
13182 * fileread.h (class File_read): Add is_descriptor_opened_ field.
13183 Update declarations.
13184 * layout.cc: Include "descriptors.h".
13185 (Layout::create_build_id): Use open_descriptor rather than open.
13186 * output.cc: Include "descriptors.h".
13187 (Output_file::open): Use open_descriptor rather than open.
13188 * archive.cc (Archive::const_iterator): Change Archive to be
13190 (Archive::begin, Archive::end): Make non-const.
13191 (Archive::count_members): Likewise.
13192 * archive.h (class Archive): Update declarations.
13193 * object.h (Object::read): Make non-const.
13194 * Makefile.am (CCFILES): Add descriptors.cc.
13195 (HFILES): Add descriptors.h.
13196 * Makefile.in: Rebuild.
13199 * gold.h: Always include <clocale>. Add Solaris workarounds
13200 following code in binutils/sysdep.h.
13203 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
13204 this->eh_frame_hdr_ is NULL before using it.
13206 * dynobj.cc (Versions::Versions): Update comment.
13208 * dynobj.cc (Versions::Versions): If there is an soname, use it as
13209 the base version name.
13211 * stringpool.cc (Stringpool_template::add_with_length): Set key to
13212 array size plus one.
13213 (Stringpool_template::set_string_offsets): Subtract one from key
13214 before using it as an array index.
13215 (Stringpool_template::get_offset_with_length): Likewise.
13216 (Stringpool_template::write_to_buffer): Likewise.
13217 * stringpool.h (Stringpool_template::get_offset_from_key):
13220 2008-07-23 Ian Lance Taylor <iant@google.com>
13223 * object.h (Merged_symbol_value::value): Do our best to handle a
13227 * script.cc (Version_script_info::get_versions): Don't add empty
13228 version tag to return value.
13229 (Version_script_info::get_symbol_version_helper): Change return
13230 type to bool. Add pversion parameter. Change all callers.
13231 (script_register_vers_node): Don't require a non-NULL tag.
13232 * script.h (class Version_script_info): Update declarations.
13233 (Version_script_info::get_symbol_version): Change return type to
13234 bool. Add version parameter. Change all callers.
13235 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
13236 handling. Handle an empty version from a version script.
13237 (Symbol_table::define_special_symbol): Likewise.
13238 * testsuite/ver_test_10.script: New file.
13239 * testsuite/ver_test_10.sh: New file.
13240 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
13241 (check_DATA): Add ver_test_10.syms.
13242 (ver_test_10.syms, ver_test_10.so): New target.
13243 * testsuite/Makefile.in: Rebuild.
13245 2008-07-23 Simon Baldwin <simonb@google.com>
13247 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
13248 to zero for undefined symbols from dynamic libraries.
13250 2008-07-23 Ian Lance Taylor <iant@google.com>
13252 * symtab.cc (Symbol_table::resolve): Remove version parameter.
13253 Change all callers.
13254 * symtab.h (class Symbol_table): Update declaration.
13255 * testsuite/ver_test_9.cc: New file.
13256 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
13257 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
13258 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
13259 (ver_test_9.so, ver_test_9.o): New targets.
13260 * testsuite/Makefile.in: Rebuild.
13262 2008-07-22 Ian Lance Taylor <iant@google.com>
13264 * options.h (class General_options): Define --check-sections.
13265 * layout.cc (Layout::set_segment_offsets): Handle
13268 * options.h (class General_options): Define -n/--nmagic and
13270 * options.cc (General_options::finalize): For -n/--nmagic or
13271 -N/--omagic, set -static.
13272 * layout.cc (Layout::attach_allocated_section_to_segment): If
13273 -N/--omagic, don't put read-only and read-write sections in
13274 different segments.
13275 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
13276 finding a read-only segment.
13277 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
13278 don't set the minimum segment alignment to the common page size,
13279 and don't set the file offset to the address modulo the page size.
13280 * script-sections.cc (Script_sections::create_segments): If
13281 -n/--omagic, don't put read-only and read-write sections in
13282 different segments.
13284 * cref.cc: New file.
13285 * cref.h: New file.
13286 * options.h (class General_options): Add --print-symbol-counts.
13287 * main.cc (main): Issue defined symbol report if requested.
13288 * archive.cc (Archive::interpret_header): Make into a const member
13290 (Archive::add_symbols): Call Input_objects::archive_start and
13292 (Archive::const_iterator): Define new class.
13293 (Archive::begin, Archive::end): New functions.
13294 (Archive::include_all_members): Rewrite to use iterator.
13295 (Archive::count_members): New function.
13296 * archive.h (class Archive): Update declarations.
13297 (Archive::filename): New function.
13298 * object.cc: Include "cref.h".
13299 (Sized_relobj::Sized_relobj): Initialize defined_count_.
13300 (Sized_relobj::do_get_global_symbol_counts): New function.
13301 (Input_objects::add_object): Add object to cross-referencer.
13302 (Input_objects::archive_start): New function.
13303 (Input_objects::archive_stop): New function.
13304 (Input_objects::print_symbol_counts): New function.
13305 * object.h: Declare Cref and Archive.
13306 (Object::get_global_symbol_counts): New function.
13307 (Object::do_get_global_symbol_counts): New pure virtual function.
13308 (class Sized_relobj): Add defined_count_ field. Update
13310 (class Input_objects): Add cref_ field. Update constructor.
13311 Update declarations.
13312 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
13314 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
13316 (Sized_dynobj::do_get_global_symbol_counts): New function.
13317 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
13318 defined_count_. Update declarations. Define Symbols typedef.
13319 * symtab.cc (Symbol_table::add_from_relobj): Add defined
13320 parameter. Change all callers.
13321 (Symbol_table::add_from_dynobj): Add sympointers and defined
13322 parameters. Change all callers.
13323 * symtab.h (class Symbol_table): Update declarations.
13324 * Makefile.am (CCFILES): Add cref.cc.
13325 (HFILES): Add cref.h.
13326 * Makefile.in: Rebuild.
13328 2008-07-22 Simon Baldwin <simonb@google.com>
13330 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
13331 to zero when writing undefined symbols.
13333 2008-07-22 Ian Lance Taylor <iant@google.com>
13335 * output.cc (Output_section::add_input_section): Don't try to
13336 merge empty merge sections.
13338 2008-07-21 Craig Silverstein <csilvers@google.com>
13340 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13341 Include symbol version in error message.
13343 2008-07-20 Chris Demetriou <cgd@google.com>
13345 * configure.ac (gold_cv_c_random_seed): New configured variable.
13346 (RANDOM_SEED_CFLAGS): New substituted variable.
13347 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
13348 * configure: Rebuild.
13349 * Makefile.in: Likewise.
13350 * testsuite/Makefile.in: Likewise.
13352 2008-07-18 Ian Lance Taylor <iant@google.com>
13354 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
13355 where we see NAME/NULL and NAME/VERSION as separate symbols.
13356 * testsuite/ver_test_main.cc (main): Call t4.
13357 (t4, t4_2a): Define.
13358 * testsuite/ver_test_2.cc (t4_2): Define.
13359 * testsuite/ver_test_2.script: Put t4_2a in VER2.
13360 * testsuite/ver_test_4.cc (t4_2a): Define.
13361 * testsuite/ver_test_4.script: Put t4_2a in VER2.
13362 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
13364 2008-07-17 Ian Lance Taylor <iant@google.com>
13366 * dynobj.cc (Versions::add_def): If we give an error about a
13367 missing version, go ahead and create the version anyhow.
13369 2008-07-10 Ian Lance Taylor <iant@google.com>
13371 Handle output sections with more than 0x7fffffff bytes.
13372 * object.h (class Relobj): Change map_to_output_ to
13373 output_sections_, and just keep a section pointer. Change all
13374 uses. Move comdat group support to Sized_relobj.
13375 (Relobj::is_section_specially_mapped): Remove.
13376 (Relobj::output_section): Remove poff parameter. Change all
13378 (Relobj::output_section_offset): New function.
13379 (Relobj::set_section_offset): Rewrite.
13380 (Relobj::map_to_output): Remove.
13381 (Relobj::output_sections): New function.
13382 (Relobj::do_output_section_offset): New pure virtual function.
13383 (Relobj::do_set_section_offset): Likewise.
13384 (class Sized_relobj): Add section_offsets_ field. Add comdat
13385 group support from Relobj. Update declarations.
13386 (Sized_relobj::get_output_section_offset): New function.
13387 (Sized_relobj::do_output_section_offset): New function.
13388 (Sized_relobj::do_set_section_offset): New function.
13389 * object.cc (Relobj::output_section_address): Remove.
13390 (Sized_relobj::Sized_relobj): Initialize new fields.
13391 (Sized_relobj::include_section_group): Cast find_kept_object to
13393 (Sized_relobj::include_linkonce_section): Likewise.
13394 (Sized_relobj::do_layout): Use separate arrays for output section
13396 (Sized_relobj::do_count_local_symbols): Change map_to_output to
13398 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
13399 output_sections and section_offsets.
13400 (Sized_relobj::write_local_symbols): Likewise.
13401 (map_to_kept_section): Compute output address directly.
13402 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
13403 output_sections and section_offsets.
13404 (Sized_relobj::write_sections): Likewise.
13405 (Sized_relobj::relocate_sections): Likewise.
13406 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
13407 * output.h (class Output_reloc): Update declarations. Change
13408 u2_.relobj to Sized_relobj*.
13409 (class Output_data_reloc): Change add functions to use
13411 * output.cc (Output_reloc::Output_reloc): Change relobj to
13413 (Output_reloc::local_section_offset): Change return type to
13414 Elf_Addr. Use get_output_section_offset.
13415 (Output_reloc::get_address): Likewise.
13416 (Output_section::is_input_address_mapped): Don't call
13417 is_section_specially_mapped.
13418 (Output_section::output_offset): Likewise.
13419 (Output_section::output_address): Likewise.
13420 (Output_section::starting_output_address): Likewise.
13421 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
13422 parameter to Sized_relobj*.
13423 (Copy_relocs::need_copy_reloc): Likewise.
13424 (Copy_relocs::save): Likewise.
13425 * copy-relocs.h (class Copy_relocs): Update declarations.
13426 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
13427 Sized_relobj*. Change relobj_ field to Sized_relobj*.
13428 * target-reloc.h (relocate_for_relocatable): Change
13429 offset_in_output_section type to Elf_Addr. Change code that uses
13431 * layout.cc (Layout::layout): Always set *off.
13432 * mapfile.cc (Mapfile::print_input_section): Use
13433 output_section_offset.
13434 * i386.cc (Target_i386::copy_reloc): Change object parameter to
13436 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
13437 * sparc.cc (Target_sparc::copy_reloc): Likewise.
13438 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
13440 2008-07-03 Ian Lance Taylor <iant@google.com>
13442 * layout.cc (Layout::include_section): Do not discard unrecognized
13443 SHT_STRTAB sections.
13445 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
13447 * script.cc (Lex::can_continue_name): Make '?' allowable in
13448 version-script names.
13449 * testsuite/version_script.map: Change glob pattern to use '?'
13451 2008-06-30 Manish Singh <yosh@gimp.org>
13454 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
13457 2008-06-30 Ian Lance Taylor <iant@google.com>
13461 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
13462 versions]: Don't try to read the value in the contents, since we
13463 don't use it. Use the template endianness when writing.
13465 2008-06-25 Cary Coutant <ccoutant@google.com>
13467 * fileread.cc (File_read::make_view): Assert on zero-length view.
13468 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
13469 symbol table when there are no symbols to read.
13471 2008-06-23 Craig Silverstein <csilvers@google.com>
13473 * version.cc (version_string): Bump to 1.7
13475 2008-06-18 Craig Silverstein <csilvers@google.com>
13477 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
13478 constant 0xFFFF to type Valtype.
13479 (Powerpc_relocate_functions::rel16_ha): Likewise.
13481 2008-06-17 Ian Lance Taylor <iant@google.com>
13483 * output.h (Output_section::Input_section): Initialize p2align_ to
13484 zero for Output_section_data constructors.
13485 (Output_section::Input_section::addralign): If not an input
13486 section, return the alignment of the Output_section_data.
13487 * testsuite/copy_test.cc: New file.
13488 * testsuite/copy_test_1.cc: New file.
13489 * testsuite/copy_test_2.cc: New file.
13490 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
13491 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
13492 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
13493 (copy_test_1_pic.o, copy_test_1.so): New targets.
13494 (copy_test_2_pic.o, copy_test_2.so): New targets.
13495 * testsuite/Makefile.in: Rebuild.
13497 * script-sections.cc (Script_sections::place_orphan): Initialize
13498 local variable exact.
13500 2008-06-13 David Edelsohn <edelsohn@gnu.org>
13502 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
13504 2008-06-12 David Edelsohn <edelsohn@gnu.org>
13505 David S. Miller <davem@davemloft.net>
13507 * powerpc.cc: New file.
13508 * Makefile.am (TARGETSOURCES): Add powerpc.cc
13509 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
13510 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
13511 * Makefile.in: Rebuild.
13513 2008-06-09 Ian Lance Taylor <iant@google.com>
13515 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
13517 (throwing, orig_terminate): New static variables.
13518 (terminate_handler): New static function.
13519 (t2): Set terminate handler.
13521 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
13524 * binary.cc (Binary_to_elf::sized_convert): Fix .data
13527 2008-05-30 Cary Coutant <ccoutant@google.com>
13529 * archive.cc (Archive::include_all_members) Correct to step
13530 over symbol table and extended name table in thin archives.
13532 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
13535 * target-reloc.h (relocate_for_relocatable): Fix new_offset
13538 2008-05-28 Caleb Howe <cshowe@google.com>
13540 * reduced_debug_output.cc: New file.
13541 * reduced_debug_output.h: New file.
13542 * options.h (class General_options): Add --strip-debug-non-line.
13543 * options.cc (General_options::finalize): Add strip_debug_non_line
13544 to the strip heirarchy.
13545 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
13547 * layout.cc: Include "reduced_debug_output.h".
13548 (Layout::Layout): Initialize new fields.
13549 (line_only_debug_sections): New static array.
13550 (is_lines_only_debug_sections): New static inline function.
13551 (Layout::include_section): Handle --strip-debug-non-line.
13552 (Layout::make_output_section): If --strip-debug-non-line, build
13553 new output sections for .debug_abbrev and .debug_info.
13554 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
13555 gold. Warn about possible overflow.
13556 (read_signed_LEB_128): Likewise.
13557 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
13558 (read_signed_LEB_128): Declare.
13559 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
13560 (HFILES): Add reduced_debug_output.h.
13561 * Makefile.in: Rebuild.
13563 2008-05-21 Ian Lance Taylor <iant@google.com>
13565 * mapfile.cc: New file.
13566 * mapfile.h: New file.
13567 * options.h (class General_options): Add -M/--print-map and -Map.
13568 * options.cc (General_options::finalize): Make -M equivalent to
13570 * main.cc: Include <cstdio> and "mapfile.h".
13571 (main): Open mapfile if requested.
13572 * gold.cc (class Middle_runner): Add mapfile_ field. Update
13573 constructor. Change caller.
13574 (queue_initial_tasks): Add mapfile parameter. Change caller.
13575 (queue_middle_tasks): Likewise.
13576 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
13578 * archive.cc: Include "mapfile.h".
13579 (Archive::add_symbols): Add mapfile parameter. Change all
13580 callers. Pass mapfile, symbol, and reason to include_member.
13581 (Archive::include_all_members): Add mapfile parameter. Change all
13583 (Archive::include_member): Add mapfile, sym, and why parameters.
13584 Change all callers. Report inclusion to map file.
13585 * archive.h: Include "fileread.h".
13586 (class Archive): Update declarations.
13587 (Archive::file): New const method.
13588 (class Add_archive_symbols): Add mapfile_ field. Update
13589 constructor. Change all callers.
13590 * readsyms.h (class Read_symbols): Likewise.
13591 (class Finish_group): Likewise.
13592 (class Read_script): Likewise.
13593 * common.cc: Include "mapfile.h".
13594 (Symbol_table::allocate_commons): Add mapfile parameter. Change
13596 (Symbol_table::do_allocate_commons): Likewise.
13597 (Symbol_table::do_allocate_commons_list): Likewise. Report common
13598 symbol allocation to mapfile.
13599 * common.h (class Allocate_commons_task): Add mapfile_ field.
13600 Update constructor. Change all callers.
13601 * symtab.h (class Symbol_table): Update declarations.
13602 * layout.cc: Include "mapfile.h".
13603 (Layout_task_runner::run): Print information to mapfile.
13604 (Layout::create_gold_note): Change Output_data_fixed_space to
13605 Output_data_zero_fill.
13606 (Layout::create_build_id): Likewise.
13607 (Layout::print_to_mapfile): New function.
13608 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
13609 constructor. Change caller.
13610 (class Layout): Declare print_to_mapfile.
13611 * output.cc (Output_section::Input_section::print_to_mapfile): New
13613 (Output_section::add_input_section): If producing a map, always
13614 add to input_sections_ list.
13615 (Output_section::do_print_to_mapfile): New function.
13616 (Output_segment::print_sections_to_mapfile): New function.
13617 (Output_segment::print_section_list_to_mapfile): New function.
13618 * output.h: Include "mapfile.h".
13619 (Output_data::print_to_mapfile): New function.
13620 (Output_data::do_print_to_mapfile): New virtual function.
13621 (Output_segment_headers::do_print_to_mapfile): New function.
13622 (Output_file_header::do_print_to_mapfile): New function.
13623 (Output_data_const::do_print_to_mapfile): New function.
13624 (class Output_data_const_buffer): Add map_name_ field. Update
13625 constructor. Change all callers. Add do_print_to_mapfile
13627 (class Output_data_fixed_space): Likewise.
13628 (class Output_data_space): Likewise.
13629 (class Output_data_zero_fill): New class.
13630 (Output_data_strtab::do_print_to_mapfile): New function.
13631 (Output_data_reloc_base::do_print_to_mapfile): New function.
13632 (Output_relocatable_relocs::do_print_to_mapfile): New function.
13633 (Output_data_group::do_print_to_mapfile): New function.
13634 (Output_data_got::do_print_to_mapfile): New function.
13635 (Output_data_dynamic::do_print_to_mapfile): New function.
13636 (Output_symtab_xindex::do_print_to_mapfile): New function.
13637 (class Output_section): Declare do_print_to_mapflie. Declare
13638 print_to_mapfile in Input_section.
13639 (class Output_segment): Declare new functions.
13640 * object.h (Sized_relobj::symbol_count): New function.
13641 * script-sections.cc
13642 (Output_section_element_dot_assignment::set_section_addresses):
13643 Change Output_data_fixed_space to Output_data_zero_fill.
13644 (Output_data_expression::do_print_to_mapfile): New function.
13645 * script.cc (read_input_script): Add mapfile parameter. Change
13647 * script.h (read_input_script): Update declaration.
13648 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
13649 (Eh_frame::do_print_to_mapfile): New function.
13650 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
13651 (Output_merge_string::do_print_to_mapfile): New function.
13652 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
13654 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
13656 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
13658 * Makefile.am (CCFILES): Add mapfile.cc.
13659 (HFILES): Add mapfile.h.
13660 * Makefile.in: Rebuild.
13662 2008-05-19 Ian Lance Taylor <iant@google.com>
13664 * options.h (class General_options): Add -z relro.
13665 * layout.cc (Layout::Layout): Initialize relro_segment_.
13666 (Layout::add_output_section_data): Return the output section.
13667 (Layout::make_output_section): Rcognize relro sections and mark
13668 them appropriately.
13669 (Layout::attach_allocated_section_to_segment): Put relro sections
13670 in a PT_GNU_RELRO segment.
13671 (Layout::create_initial_dynamic_sections): Mark the .dynamic
13673 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
13675 (Layout::linkonce_mapping): Map d.rel.ro.local to
13676 .data.rel.ro.local.
13677 (Layout::output_section_name): Us .data.rel.ro.local for any
13678 section which begins with that.
13679 * layout.h (class Layout): Update add_output_section_data
13680 declaration. Add relro_segment_ field.
13681 * output.cc (Output_section::Output_section): Initialize is_relro_
13682 and is_relro_local_ fields.
13683 (Output_segment::add_output_section): Group relro sections.
13684 (Output_segment::is_first_section_relro): New function.
13685 (Output_segment::maximum_alignment): If there is a relro section,
13686 align the segment to the common page size.
13687 (Output_segment::set_section_addresses): Track whether we are
13688 looking at relro sections. If the last section is a relro
13689 section, align to the common page size.
13690 (Output_segment::set_section_list_addresses): Add in_relro
13691 parameter. Change all callers. Align to the page size when
13692 moving from relro to non-relro section.
13693 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
13695 * output.h (class Output_section): Add is_relro_ and
13696 is_relro_local_ fields.
13697 (Output_section::is_relro): New function.
13698 (Output_section::set_is_relro): New function.
13699 (Output_section::is_relro_local): New function.
13700 (Output_section::set_is_relro_local): New function.
13701 (class Output_segment): Update declarations.
13702 * i386.cc (Target_i386::got_section): Mark .got section as relro.
13703 * sparc.cc (Target_sparc::got_section): Likewise.
13704 * x86_64.cc (Target_x86_64::got_section): Likewise.
13705 * testsuite/relro_test_main.cc: New file.
13706 * testsuite/relro_test.cc: New file.
13707 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
13708 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
13709 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
13710 (relro_test.so, relro_test_pic.o): New targets.
13711 * testsuite/Makefile.in: Rebuild.
13713 2008-05-16 Ian Lance Taylor <iant@google.com>
13715 * output.cc (Output_segment::add_output_section): Remove front
13717 * output.h (class Output_segment): Remove
13718 add_initial_output_section and overloaded add_output_section.
13719 Update declaration of remaining add_output_section.
13720 * layout.cc (Layout::create_interp): Call add_output_section
13721 rather than add_initial_output_section.
13722 (Layout::finish_dynamic_section): Likewise.
13724 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
13725 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
13726 know the dynamic type.
13727 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
13728 field. Initialize it in constructor.
13729 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
13730 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
13731 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
13734 * output.cc (Output_reloc::get_address): Change return type to
13736 * output.h (class Output_reloc): Update get_address declaration.
13737 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
13738 for section addresses.
13740 2008-05-09 Ian Lance Taylor <iant@google.com>
13743 * gold.cc (gold_nomem): Use return value of write.
13745 2008-05-08 Ian Lance Taylor <iant@google.com>
13747 * symtab.c (Symbol::init_base_output_data): Add version
13748 parameter. Change all callers.
13749 (Symbol::init_base_output_segment): Likewise.
13750 (Symbol::init_base_constant): Likewise.
13751 (Symbol::init_base_undefined): Likewise.
13752 (Sized_symbol::init_output_data): Likewise.
13753 (Sized_symbol::init_output_segment): Likewise.
13754 (Sized_symbol::init_constant): Likewise.
13755 (Sized_symbol::init_undefined): Likewise.
13756 (Symbol_table::do_define_in_output_data): If the new symbol has a
13757 version, mark it as the default.
13758 (Symbol_table::do_define_in_output_segment): Likewise.
13759 (Symbol_table::do_define_as_constant): Likewise.
13760 * symtab.h (class Symbol): Update declarations.
13761 (class Sized_symbol): Likewise.
13762 * resolve.cc (Symbol::override_version): New function.
13763 (Symbol::override_base): Call override_version.
13764 (Symbol::override_base_with_special): Likewise.
13765 * testsuite/ver_script_8.script: New file.
13766 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
13767 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
13768 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
13769 (ver_test_8_1.so, ver_test_8_2.so): New targets.
13771 2008-05-06 Ian Lance Taylor <iant@google.com>
13774 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
13776 (class General_options): Remove existing --undefined, and add
13777 --no-undefined instead. Add new --undefined as synonym for -u.
13778 * archive.cc (Archive::add_symbols): Check whether symbol was
13780 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
13781 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
13782 all uses. Add IS_UNDEFINED. Update declarations to split
13783 different versions of init_base. Declare init_base_undefined.
13784 (Symbol::is_defined): Handle IS_UNDEFINED.
13785 (Symbol::is_undefined): Likewise.
13786 (Symbol::is_weak_undefined): Call is_undefined.
13787 (Symbol::is_absolute): Handle IS_CONSTANT.
13788 (class Sized_symbol): Update declarations to split different
13789 versions of init. Declare init_undefined.
13790 (class Symbol_table): Declare new functions.
13791 * symtab.cc (Symbol::init_base_object): Rename from init_base.
13792 Change all callers.
13793 (Symbol::init_base_output_data): Likewise.
13794 (Symbol::init_base_output_segment): Likewise.
13795 (Symbol::init_base_constant): Likewise.
13796 (Symbol::init_base_undefined): New function.
13797 (Sized_symbol::init_object): Rename from init. Change all
13799 (Sized_symbol::init_output_data): Likewise.
13800 (Sized_symbol::init_output_segment): Likewise.
13801 (Sized_symbol::init_constant): Likewise.
13802 (Sized_symbol::init_undefined): New function.
13803 (Symbol_table::add_undefined_symbols_from_command_line): New
13805 (Symbol_table::do_add_undefined_symbols_from_command_line): New
13807 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
13808 (Symbol::output_section): Likewise.
13809 (Symbol::set_output_section): Likewise.
13810 (Symbol_table::sized_finalize_symbol): Likewise.
13811 (Symbol_table::sized_write_globals): Likewise.
13812 * resolve.cc (Symbol_table::should_override): Likewise.
13813 (Symbol::override_base_with_special): Likewise.
13815 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
13816 symbol, change it to have default visibility.
13817 * testsuite/protected_1.cc: New file.
13818 * testsuite/protected_2.cc: New file.
13819 * testsuite/protected_3.cc: New file.
13820 * testsuite/protected_main_1.cc: New file.
13821 * testsuite/protected_main_2.cc: New file.
13822 * testsuite/protected_main_3.cc: New file.
13823 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
13824 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
13825 (protected_1_LDFLAGS, protected_1_LDADD): Define.
13826 (protected_1.so): New target.
13827 (protected_1_pic.o, protected_2_pic.o): New targets.
13828 (protected_3_pic.o): New target.
13829 (check_PROGRAMS): Add protected_2.
13830 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
13831 (protected_2_LDFLAGS, protected_2_LDADD): Define.
13832 * testsuite/Makefile.in: Rebuild.
13834 * options.h (DEFINE_var): Add set_user_set_##varname__.
13835 (DEFINE_bool_alias): New macro.
13836 (class General_options): Define -Bstatic using DEFINE_bool_alias
13837 rather than DEFINE_special. Add --undefined as an alias for -z
13839 * options.cc (General_options::parse_Bstatic): Remove.
13841 * options.h (class General_options): Add --fatal-warnings.
13842 * main.cc (main): Implement --fatal-warnings.
13843 * errors.h (Errors::warning_count): New function.
13845 * options.h (class General_options): Add -Bsymbolic-functions.
13846 * symtab.h (Symbol::is_preemptible): Check for
13847 -Bsymbolic-functions.
13849 2008-05-05 Ian Lance Taylor <iant@google.com>
13851 * options.h (DEFINE_bool): For DASH_Z, create the negative option
13852 as noVARNAME rather than no-VARNAME.
13853 (class General_options): Add option -z combreloc.
13854 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
13856 (Output_reloc::sort_before) [SHT_REL]: New function.
13857 (Output_reloc::sort_before) [SHT_RELA]: New function.
13858 (class Output_data_reloc_base): Add sort_relocs_ field. Define
13859 Sort_relocs_comparison.
13860 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
13861 parameter. Change all callers.
13862 (Output_data_reloc::Output_data_reloc) [both versions]: Add
13863 sort_relocs parameter. Change all callers.
13864 * output.cc (Output_reloc::get_address): New function, broken out
13866 (Output_reloc::write_rel): Call it.
13867 (Output_reloc::compare): New function.
13868 (Output_data_reloc_base::do_write): Optionally sort relocs.
13870 * configure.ac: If targ_extra_obj is set, link it in.
13871 * configure.tgt: Initialize all variables.
13872 (x86_64*): Set targ_extra_obj and targ_extra_size.
13873 * configure: Rebuild.
13875 * object.cc (Sized_relobj::include_section_group): Adjust section
13876 indexes read from group data. Build vector to pass to
13878 * layout.cc (Layout::layout_group): Add flags and shndxes
13879 parameters. Remove contents parameter. Change caller. Update
13880 explicit instantiations.
13881 * layout.h (class Layout): Update layout_group declaration.
13882 * output.cc (Output_data_group::Output_data_group): Add flags and
13883 input_shndxes parameters. Remove contents parameter. Change
13885 (Output_data_group::do_write): Change input_sections_ to
13887 * output.h (class Output_data_group): Update constructor
13888 declaration. Rename input_sections_ to input_shndxes_.
13889 * testsuite/many_sections_test.cc: Add template.
13891 2008-04-30 Cary Coutant <ccoutant@google.com>
13893 * target-reloc.h (relocate_section): Fix dead-pointer bug.
13895 * layout.cc (Layout::include_section): Refactored check for debug
13897 (Layout::add_comdat): Add new parameters. Change type
13898 of signature parameter. Add object and shndx to signatures table.
13899 (Layout::find_kept_object): New function.
13900 * layout.h: Include <cstring>.
13901 (Layout::is_debug_info_section): New function.
13902 (Layout::add_comdat): Add new parameters.
13903 (Layout::find_kept_object): New function.
13904 (Layout::Kept_section): New struct.
13905 (Layout::Signatures): Change type of map range.
13906 * object.cc (Relobj::output_section_address): New function.
13907 (Sized_relobj::include_section_group): Add new parameters. Change
13908 calls to Layout::add_comdat. Change to build table of kept comdat
13909 groups and table mapping discarded sections to kept sections.
13910 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
13911 (Sized_relobj::do_layout): Change calls to include_section_group and
13912 include_linkonce_section.
13913 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
13914 value to zero when section is discarded.
13915 (Sized_relobj::map_to_kept_section): New function.
13916 * object.h (Relobj::output_section_address): New function.
13917 (Relobj::Comdat_group): New type.
13918 (Relobj::find_comdat_group): New function.
13919 (Relobj::Comdat_group_table): New type.
13920 (Relobj::Kept_comdat_section): New type.
13921 (Relobj::Kept_comdat_section_table): New type.
13922 (Relobj::add_comdat_group): New function.
13923 (Relobj::set_kept_comdat_section): New function.
13924 (Relobj::get_kept_comdat_section): New function.
13925 (Relobj::comdat_groups_): New field.
13926 (Relobj::kept_comdat_sections_): New field.
13927 (Symbol_value::input_value): Update comment.
13928 (Sized_relobj::map_to_kept_section) New function.
13929 (Sized_relobj::include_linkonce_section): Add new parameter.
13930 * target-reloc.h (Comdat_behavior): New type.
13931 (get_comdat_behavior): New function.
13932 (relocate_section): Add code to map a discarded section to the
13933 corresponding kept section when applying a relocation.
13935 2008-04-30 Craig Silverstein <csilvers@google.com>
13937 * dwarf_reader.cc (next_generation_count): New static var.
13938 (Addr2line_cache_entry): New struct.
13939 (addr2line_cache): New static var.
13940 (Dwarf_line_info::one_addr2line): Added caching.
13941 (Dwarf_line_info::clear_addr2line_cache): New function.
13942 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
13943 cache-size parameter.
13944 (Dwarf_line_info::one_addr2line_cache): New function.
13945 * symtab.cc (Symbol_table::detect_odr_violations): Pass
13946 new cache-size argument to one_addr2line(), and clear cache.
13948 2008-04-28 Cary Coutant <ccoutant@google.com>
13950 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
13951 R_386_PC8 relocations.
13953 2008-04-23 Ian Lance Taylor <iant@google.com>
13955 * object.cc (Sized_relobj::include_section_group): Check for
13956 invalid section group.
13958 * object.cc (make_elf_object): Correct test for 64-bit ELF file
13961 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
13962 than read for file header.
13963 * archive.cc (Archive::include_member): Likewise.
13965 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
13967 * aclocal.m4: Regenerate.
13968 * configure: Regenerate.
13970 2008-04-19 Ian Lance Taylor <iant@google.com>
13972 * version.cc (version_string): Bump to 1.6.
13974 * testsuite/Makefile.am (many_sections_r_test): New target.
13975 (many_sections_r_test_SOURCES): Remove.
13976 (many_sections_r_test_DEPENDENCIES): Remove.
13977 (many_sections_r_test_LDFLAGS): Remove.
13978 (many_sections_r_test_LDADD): Remove.
13980 * object.cc (Sized_relobj::do_add_symbols): Always pass
13981 local_symbol_count_ to add_from_relobj.
13983 * testsuite/Makefile.am (many_sections_check.h): Only check one in
13984 every thousand variables.
13985 * testsuite/Makefile.in: Rebuild.
13987 * object.cc (Xindex::initialize_symtab_xindex): New function.
13988 (Xindex::read_symtab_xindex): New function.
13989 (Xindex::sym_xindex_to_shndx): New function.
13990 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
13992 (Sized_relobj::do_initialize_xindex): New function.
13993 (Sized_relobj::do_read_symbols): Adjust section links.
13994 (Sized_relobj::symbol_section_and_value): Add is_ordinary
13995 parameter. Change all callers.
13996 (Sized_relobj::include_section_group): Adjust section links and
13997 symbol section indexes.
13998 (Sized_relobj::do_layout): Adjust section links.
13999 (Sized_relobj::do_count_local_symbols): Adjust section links and
14000 symbol section indexes.
14001 (Sized_relobj::do_finalize_local_symbols): Distinguish between
14002 ordinary and special symbols.
14003 (Sized_relobj::write_local_symbols): Add symtab_xindex and
14004 dynsym_xindex parameters. Change all callers. Adjust section
14005 links. Use SHN_XINDEX when needed.
14006 (Sized_relobj::get_symbol_location_info): Adjust section links.
14007 Don't get fooled by special symbols.
14008 * object.h (class Xindex): Define.
14009 (class Object): Add xindex_ parameter. Declare virtual functoin
14010 do_initialize_xindex.
14011 (Object::adjust_sym_shndx): New function.
14012 (Object::set_xindex): New protected function.
14013 (class Symbol_value): Add is_ordinary_shndx_ field.
14014 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
14015 (Symbol_value::value): Assert ordinary section.
14016 (Symbol_value::initialize_input_to_output_map): Likewise.
14017 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
14018 Change all callers.
14019 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
14021 (class Sized_relobj): Update declarations.
14022 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
14023 parameter. Change all callers.
14024 (Sized_relobj::adjust_shndx): New function.
14025 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
14027 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
14028 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
14029 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
14030 (Sized_dynobj::read_dynsym_section): Adjust section links.
14031 (Sized_dynobj::read_dynamic): Likewise.
14032 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
14034 (Sized_dynobj::do_initialize_xindex): New function.
14035 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
14036 do_initialize_xindex.
14037 (Sized_dynobj::adjust_shndx): New function.
14038 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
14039 dynsym_xindex_ fields.
14040 (Layout::finalize): Add a call to set_section_indexes before
14041 creating the symtab sections.
14042 (Layout::set_section_indexes): Don't do anything if the section
14043 already has a section index.
14044 (Layout::create_symtab_sections): Add shnum parameter. Change
14045 caller. Create .symtab_shndx section if needed.
14046 (Layout::create_shdrs): Add shstrtab_section parameter. Change
14048 (Layout::allocated_output_section_count): New function.
14049 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
14051 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
14052 fields. Update declarations.
14053 (Layout::symtab_xindex): New function.
14054 (Layout::dynsym_xindex): New function.
14055 (class Write_symbols_task): Add layout_ field.
14056 (Write_symbols_task::Write_symbols_task): Add layout parameter.
14058 * output.cc (Output_section_headers::Output_section_headers): Add
14059 shstrtab_section parameter. Change all callers.
14060 (Output_section_headers::do_sized_write): Store overflow values
14061 for section count and section string table section index in
14062 section header zero.
14063 (Output_file_header::do_sized_write): Check for overflow of
14064 section count and section string table section index.
14065 (Output_symtab_xindex::do_write): New function.
14066 (Output_symtab_xindex::endian_do_write): New function.
14067 * output.h (class Output_section_headers): Add shstrtab_section_.
14068 Update declarations.
14069 (class Output_symtab_xindex): Define.
14070 (Output_section::has_out_shndx): New function.
14071 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
14073 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
14074 Change all callers.
14075 (Sized_symbol::init): Likewise.
14076 (Symbol::output_section): Check for ordinary symbol.
14077 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
14078 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
14080 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
14081 Change all callers. Simplify handling of symbols from sections
14082 not included in the link.
14083 (Symbol_table::add_from_dynobj): Handle ordinary symbol
14085 (Weak_alias_sorter::operator()): Assert that symbols are
14087 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
14089 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
14090 parameters. Change all callers.
14091 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
14092 symbol distinction. Use SHN_XINDEX when needed.
14093 (Symbol_table::write_section_symbol): Add symtab_xindex
14094 parameter. Change all callers.
14095 (Symbol_table::sized_write_section_symbol): Likewise. Use
14096 SHN_XINDEX when needed.
14097 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
14099 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
14100 (Symbol::is_defined): Check is_ordinary.
14101 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
14102 (Symbol::is_absolute, Symbol::is_common): Likewise.
14103 (class Sized_symbol): Update declarations.
14104 (class Symbol_table): Update declarations.
14105 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
14106 parameters. Change all callers.
14107 (Sized_symbol::override): Likewise.
14108 (Symbol_table::override): Likewise.
14109 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
14110 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
14111 is_ordinary, and orig_st_shndx parameters. Change all callers.
14112 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
14113 to be in an ordinary section.
14114 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
14115 object and is_ordinary parameters. Change all callers.
14116 (Sized_dwarf_line_info::read_relocs): Add object parameter.
14117 Change all callers. Don't add undefined or non-ordinary symbols
14119 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
14120 Change all callers.
14121 * dwarf_reader.h (class Sized_dwarf_line_info): Update
14123 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
14124 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
14125 (Sized_relobj::relocate_sections): Likewise.
14126 * target-reloc.h (scan_relocs): Adjust section symbol index.
14127 (scan_relocatable_relocs): Likewise.
14128 * i386.cc (Scan::local): Check for ordinary symbols.
14129 * sparc.cc (Scan::local): Likewise.
14130 * x86_64.cc (Scan::local): Likewise.
14131 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
14132 to symbol_section_and_value.
14133 * testsuite/many_sections_test.cc: New file.
14134 * testsuite/Makefile.am (BUILT_SOURCES): Define.
14135 (check_PROGRAMS): Add many_sections_test.
14136 (many_sections_test_SOURCES): Define.
14137 (many_sections_test_DEPENDENCIES): Define.
14138 (many_sections_test_LDFLAGS): Define.
14139 (BUILT_SOURCES): Add many_sections_define.h.
14140 (many_sections_define.h): New target.
14141 (BUILT_SOURCES): Add many_sections_check.h.
14142 (many_sections_check.h): New target.
14143 (check_PROGRAMS): Add many_sections_r_test.
14144 (many_sections_r_test_SOURCES): Define.
14145 (many_sections_r_test_DEPENDENCIES): Define.
14146 (many_sections_r_test_LDFLAGS): Define.
14147 (many_sections_r_test_LDADD): Define.
14148 (many_sections_r_test.o): New target.
14149 * testsuite/Makefile.in: Rebuild.
14151 2008-04-17 Cary Coutant <ccoutant@google.com>
14153 * errors.cc (Errors::info): New function.
14154 (gold_info): New function.
14155 * errors.h (Errors::info): New function.
14156 * gold.h (gold_info): New function.
14157 * object.cc (Input_objects::add_object): Print trace output.
14158 * options.cc (options::parse_set): New function.
14159 (General_options::parse_wrap): Deleted.
14160 (General_options::General_options): Deleted initializer.
14161 * options.h (options::String_set): New typedef.
14162 (options::parse_set): New function.
14163 (DEFINE_set): New macro.
14164 (General_options::wrap): Changed to use DEFINE_set. Changed
14165 callers of any_wrap_symbols and is_wrap_symbol.
14166 (General_options::trace, General_options::trace_symbol):
14168 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
14169 (General_options::wrap_symbols_): Deleted.
14170 * symtab.cc (Symbol_table::add_from_object): Print trace output.
14172 2008-04-17 David S. Miller <davem@davemloft.net>
14174 * options.cc (General_options::parse_V): New function.
14175 * options.h: Add entries for -V and -Qy.
14177 2008-04-17 Ian Lance Taylor <iant@google.com>
14179 * common.cc (Symbol_table::allocate_commons): Remove options
14180 parameter. Change caller.
14181 (Symbol_table::do_allocate_commons): Remove options parameter.
14182 Change caller. Just call do_allocate_commons_list twice.
14183 (Symbol_table::do_allocate_commons_list): New function, broken out
14184 of do_allocate_commons.
14185 * common.h (class Allocate_commons_task): Remove options_ field.
14186 Update constructor.
14187 * symtab.cc (Symbol_table::Symbol_table): Initialize
14189 (Symbol_table::add_from_object): Put TLS common symbols on
14191 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
14192 which are IN_OUTPUT_DATA.
14193 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
14194 allocate_commons and do_allocate_commons declarations. Declare
14195 do_allocate_commons_list.
14196 * gold.cc (queue_middle_tasks): Update creation of
14197 Allocate_commons_task to not pass options.
14198 * testsuite/Makefile.am (INCLUDES): Add -I.. .
14199 (TLS_TEST_C_FLAGS): New variable.
14200 (tls_test_c_pic.o): New target.
14201 (tls_test_shared.so): Link in tls_test_c_pic.o.
14202 (tls_test_c_pic_ie.o): New target.
14203 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
14204 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
14205 (tls_test_c.o): New target.
14206 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
14207 (tls_pic_test_LDADD): Likewise.
14208 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
14209 (tls_shared_gd_to_ie_test_LDADD): Likewise.
14210 (tls_test_c_gnu2.o): New target.
14211 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
14213 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
14214 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
14215 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
14216 * testsuite/tls_test.cc: Include "config.h".
14217 (t_last): Call t11_last.
14218 * testsuite/tls_test.h (t11, t11_last): Declare.
14219 * testsuite/tls_test_c.c: New file.
14220 * testsuite/tls_test_main.cc (thread_routine): Call t11.
14221 * configure.ac: Check for OpenMP support.
14222 * configure, config.in, Makefile.in: Rebuild.
14223 * testsuite/Makefile.in: Rebuild.
14225 2008-04-16 Cary Coutant <ccoutant@google.com>
14227 * i386.cc (Target_i386::define_tls_base_symbol): New function.
14228 (Target_i386::tls_base_symbol_defined_): New field.
14229 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14230 (Target_i386::Scan::global): Likewise.
14231 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
14232 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
14233 (Target_x86_64::tls_base_symbol_defined_): New field.
14234 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14235 (Target_x86_64::Scan::global): Likewise.
14237 2008-04-16 Cary Coutant <ccoutant@google.com>
14239 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
14240 (Symbol::needs_plt_entry): Allow weak undefined symbols.
14241 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
14242 building shared libraries.
14243 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
14244 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
14245 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
14246 * testsuite/Makefile.in: Rebuild.
14247 * testsuite/weak_undef.h: New file.
14248 * testsuite/weak_undef_file1.cc: Add extra test cases.
14249 * testsuite/weak_undef_file2.cc: Likewise.
14250 * testsuite/weak_undef_test.cc: Likewise.
14252 2008-04-16 David S. Miller <davem@davemloft.net>
14254 * sparc.cc (Target_sparc::Scan): Change from struct to class.
14255 Add issued_non_pic_error_ field. Declare check_non_pic.
14256 (Target_sparc::Scan::check_non_pic): New function.
14257 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
14258 (Target_sparc::Scan::global): Likewise.
14260 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
14261 * configure: Rebuild.
14263 * options.h (DEFINE_enable): New macro.
14264 (new_dtags): New enable option.
14265 (initfirst, interpose, loadfltr, nodefaultlib,
14266 nodelete, nodlopen, nodump): New -z options.
14267 * layout.cc (Layout:finish_dynamic_section): If new
14268 dtags enabled, emit DT_RUNPATH. Also, emit a
14269 DT_FLAGS_1 containing any specified -z flags.
14271 2008-04-16 Ian Lance Taylor <iant@google.com>
14273 * copy-relocs.cc: New file.
14274 * copy-relocs.h: New file.
14275 * reloc.cc: Remove Copy_relocs code.
14276 * reloc.h: Likewise.
14277 * reloc-types.h (struct Reloc_types) [both versions]: Add
14278 get_reloc_addend_noerror.
14279 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
14280 variants of add_global which take an addend which must be zero.
14281 * i386.cc: Include "copy-relocs.h".
14282 (class Target_i386): Change type of copy_relocs_ to variable,
14283 update initializer.
14284 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
14285 Change all callers.
14286 (Target_i386::do_finalize_sections): Change handling of
14288 * sparc.cc: Include "copy-relocs.h".
14289 (class Target_sparc): Change type of copy_relocs_ to variable,
14290 update initializer.
14291 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
14292 Change all callers.
14293 (Target_sparc::do_finalize_sections): Change handling of
14295 * x86_64.cc: Include "copy-relocs.h".
14296 (class Target_x86_64): Change type of copy_relocs_ to variable,
14297 update initializer.
14298 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
14299 class. Change all callers.
14300 (Target_x86_64::do_finalize_sections): Change handling of
14302 * Makefile.am (CCFILES): Add copy-relocs.cc.
14303 (HFILES): Add copy-relocs.h.
14305 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
14307 * testsuite/script_test_4.sh: Permit leading zeroes.
14309 2008-04-15 Ian Lance Taylor <iant@google.com>
14311 * script-sections.cc (Script_sections::create_segments): Use
14312 header_size_adjustment even when there is enough room for the
14314 * testsuite/script_test_4.sh: New file.
14315 * testsuite/script_test_4.t: New file.
14316 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
14317 (check_DATA): Add script_test_4.stdout.
14318 (MOSTLYCLEANFILES): Likewise.
14319 (script_test_4): New target.
14320 (script_test_4.stdout): New target.
14321 * testsuite/Makefile.in: Rebuild.
14323 * sparc.cc: Add definitions for Output_data_plt_sparc class
14326 2008-04-14 David S. Miller <davem@davemloft.net>
14328 * sparc.cc: New file.
14329 * Makefile.am (TARGETSOURCES): Add sparc.cc
14330 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
14331 * configure.tgt: Document targ_extra_size and
14332 targ_extra_big_endian. Add entries for sparc-* and
14334 * configure.ac: Handle targ_extra_size and
14335 targ_extra_big_endian.
14336 * Makefile.in: Rebuild.
14337 * configure: Likewise.
14338 * po/POTFILES.in: Likewise.
14339 * po/gold.pot: Likewise.
14341 2008-04-14 Ian Lance Taylor <iant@google.com>
14343 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
14344 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
14345 in the name/type/flags to section mapping. Don't call
14346 allocate_output_section.
14347 (Layout::choose_output_section): Change parameter from adjust_name
14348 to is_input_section. Don't permit input sections after sections
14349 are attached to segments. Don't call allocate_output_section.
14350 (Layout::layout_eh_frame): Call update_flags_for_input_section,
14351 not write_enable_output_section.
14352 (Layout::make_output_section): Don't push to
14353 unattached_section_list_ nor call attach_to_segment. Call
14354 attach_section_to_segment if sections are attached.
14355 (Layout::attach_sections_to_segments): New function.
14356 (Layout::attach_section_to_segment): New function.
14357 (Layout::attach_allocated_section_to_segment): Rename from
14358 attach_to_segment. Remove flags parameter.
14359 (Layout::allocate_output_section): Remove function.
14360 (Layout::write_enable_output_section): Remove function.
14361 * layout.h (class Layout): Update for above changes. Add new
14362 field sections_are_attached_.
14363 * output.h (Output_section::update_flags_for_input_section): New
14365 * output.cc (Output_section::add_input_section): Call
14366 update_flags_for_input_section.
14367 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
14369 2008-04-11 Cary Coutant <ccoutant@google.com>
14371 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
14372 thought unnecessary.
14373 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
14375 2008-04-11 Ian Lance Taylor <iant@google.com>
14377 * output.h (class Output_section_data): Remove inline definition
14379 * output.cc (Output_section_data::set_addralign): New function.
14381 2008-04-11 Cary Coutant <ccoutant@google.com>
14383 Add support for TLS descriptors for i386 and x86_64.
14384 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
14385 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
14386 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
14388 (Target_i386::got_mod_index_entry): Remove unnecessary code.
14389 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
14390 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
14392 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
14393 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
14394 Fix problem with initial-exec relocations.
14395 (Target_i386::Relocate::relocate_tls): Likewise.
14396 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
14398 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
14399 support for section-plus-offset dynamic table entries.
14400 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
14401 (Output_data_dynamic::Dynamic_entry): Add support for
14402 section-plus-offset dynamic table entries.
14403 (Output_data_dynamic::Classification): Likewise.
14404 (Output_data_dynamic::classification_): Renamed offset_.
14405 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
14406 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
14407 (Target_x86_64::make_plt_section): New function.
14408 (Target_x86_64::reserve_tlsdesc_entries): New function.
14409 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
14410 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
14411 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
14412 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
14413 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
14414 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
14415 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
14416 add extra PLT entry for TLS descriptors.
14417 (Output_data_plt_x86_64::got_): New field.
14418 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
14419 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
14421 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
14423 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
14424 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
14425 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
14426 R_386_TLS_DESC_CALL relocations.
14427 (Target_x86_64::Scan::global): Likewise.
14428 (Target_x86_64::do_finalize_sections): Add dynamic table entries
14429 for TLS descriptors.
14430 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
14431 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
14432 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
14433 GD-to-IE relaxation.
14434 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
14435 and TLS_DESCRIPTORS.
14436 * Makefile.in: Rebuild.
14437 * configure: Rebuild.
14438 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
14439 (tls_test_shared2.so): New target.
14440 (tls_shared_gd_to_ie_test_SOURCES): New variable.
14441 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
14442 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
14443 (tls_shared_gd_to_ie_test_LDADD): New variable.
14444 (tls_shared_gnu2_gd_to_ie_test): New target.
14445 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
14447 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
14448 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
14449 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
14450 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
14451 (tls_shared_gnu2_test): New target.
14452 (tls_test_gnu2_shared.so): New target.
14453 (tls_shared_gnu2_test_SOURCES): New variable.
14454 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
14455 (tls_shared_gnu2_test_LDFLAGS): New variable.
14456 (tls_shared_gnu2_test_LDADD): New variable.
14457 * testsuite/Makefile.in: Rebuild.
14458 * testsuite/Makefile.
14460 2008-04-11 Ian Lance Taylor <iant@google.com>
14462 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
14464 * testsuite/Makefile.in: Rebuild.
14466 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
14468 * testsuite/script_test_2.cc (main): Adjust test.
14470 2008-04-11 David S. Miller <davem@davemloft.net>
14471 Ian Lance Taylor <iant@google.com>
14473 * options.h (General_options): Add entries for '-Y' and
14475 * options.cc (General_options:finalize): If -Y was used, add those
14476 entries to the library path instead of the default "/lib" and
14479 2008-04-11 David S. Miller <davem@davemloft.net>
14481 * testsuite/justsyms.t: Start at 0x100.
14482 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
14483 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
14485 * testsuite/script_test_2.cc: Adjust string and section length
14488 2008-04-09 Ian Lance Taylor <iant@google.com>
14491 * script-sections.cc (Sections_element::allocate_to_segment): Add
14493 (Output_section_definition::allocate_to_segment): Likewise.
14494 (Orphan_output_section::allocate_to_segment): Likewise.
14495 (Script_sections::attach_sections_using_phdrs_clause): Don't
14496 propagate non-PT_LOAD segments to orphan sections.
14497 * testsuite/Makefile.am (script_test_3.stdout): Generate using
14498 readelf rather than objdump.
14499 * testsuite/script_test_3.sh: Adjust accordingly. Test that
14500 .interp section and PT_INTERP segment are the same size.
14501 * testsuite/Makefile.in: Rebuild.
14503 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
14504 aliases for symbols defined in the same object.
14505 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
14506 (weak_alias_test_SOURCES): New variable.
14507 (weak_alias_test_DEPENDENCIES): New variable.
14508 (weak_alias_test_LDFLAGS): New variable.
14509 (weak_alias_test_LDADD): New variable.
14510 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
14511 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
14512 (weak_alias_test_3.o): New target.
14513 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
14514 * testsuite/weak_alias_test_main.cc: New file.
14515 * testsuite/weak_alias_test_1.cc: New file.
14516 * testsuite/weak_alias_test_2.cc: New file.
14517 * testsuite/weak_alias_test_3.cc: New file.
14519 2008-04-08 Ian Lance Taylor <iant@google.com>
14521 * options.h (class General_options): Add --noinhibit-exec option.
14522 * main.cc (main): Check --noinhibit-exec.
14524 * options.h (class General_options): Define --wrap as a special
14525 option. Add wrap_symbols_ field.
14526 (General_options::any_wrap_symbols): New function.
14527 (General_options::is_wrap_symbol): New function.
14528 * options.cc (General_options::parse_wrap): New function.
14529 (General_options::General_options): Initialize wrap_symbols_.
14530 * symtab.cc (Symbol_table::wrap_symbol): New function.
14531 (Symbol_table::add_from_object): Handle --wrap.
14532 * symtab.h (class Symbol_table): Declare wrap_symbol.
14533 * target.h (Target::wrap_char): New function.
14534 (Target::Target_info): Add wrap_char field.
14535 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
14536 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
14537 * testsuite/testfile.cc (Target_test::test_target_info):
14540 * errors.cc (Errors::undefined_symbol): Mention symbol version if
14543 * layout.h (class Layout): Add added_eh_frame_data_ field.
14544 * layout.cc (Layout::Layout): Initialize new field.
14545 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
14546 output section until we find a section we merged successfully.
14547 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
14548 that the size be non-zero.
14550 * merge.cc (Object_merge_map::get_output_offset): Remove inline
14553 2008-04-08 Craig Silverstein <csilvers@google.com>
14555 * configure.ac: Export new conditional variable HAVE_ZLIB.
14556 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
14558 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
14559 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14561 2008-04-07 Ian Lance Taylor <iant@google.com>
14563 * version.cc (version_string): Set to "1.5".
14565 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
14566 Add issued_non_pic_error_ field. Declare check_non_pic.
14567 (Target_x86_64::Scan::check_non_pic): New function.
14568 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
14569 (Target_x86_64::Scan::global): Likewise.
14571 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
14572 addend parameter. Change caller. Handle merge sections.
14573 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
14574 Address to Addend. Don't add in the result of
14575 local_section_offset, pass down the addend and use the returned
14577 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
14578 Update declarations of local_section_offset and symbol_value.
14579 * testsuite/two_file_test_1.cc (t18): New function.
14580 * testsuite/two_file_test_2.cc (f18): New function.
14581 * testsuite/two_file_test_main.cc (main): Call t18.
14582 * testsuite/two_file_test.h (t18, f18): Declare.
14584 * configure.ac: Don't test for objdump, c++filt, or readelf.
14585 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
14587 (TEST_READELF): New variable.
14588 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
14589 (check_PROGRAMS): Add two_file_strip_test.
14590 (two_file_strip_test): New target.
14591 (check_PROGRAMS): Add two_file_same_shared_strip_test.
14592 (two_file_same_shared_strip_test_SOURCES): New variable.
14593 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
14594 (two_file_same_shared_strip_test_LDFLAGS): New variable.
14595 (two_file_same_shared_strip_test_LDADD): New variable.
14596 (two_file_shared_strip.so): New target.
14597 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
14598 (ver_test_5.syms, ver_test_7.syms): Likewise.
14599 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
14600 (strip_test_3.stdout): Use TEST_OBJDUMP.
14601 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14603 2008-04-04 Cary Coutant <ccoutant@google.com>
14605 * symtab.h (Symbol::is_weak_undefined): New function.
14606 (Symbol::is_strong_undefined): New function.
14607 (Symbol::is_absolute): New function.
14608 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
14609 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
14611 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
14612 (weak_undef_test): New target.
14613 * testsuite/Makefile.in: Rebuild.
14614 * testsuite/weak_undef_file1.cc: New file.
14615 * testsuite/weak_undef_file2.cc: New file.
14616 * testsuite/weak_undef_test.cc: New file.
14618 2008-04-03 Craig Silverstein <csilvers@google.com>
14620 * compressed_output.h (class Output_compressed_section): Use
14622 * compressed_output.cc (zlib_compress): Use unsigned buffers,
14624 (zlib_compressed_suffix): Removed.
14625 (Output_compressed_section::set_final_data_size): Use unsigned
14627 * testsuite/Makefile.am (flagstest_compress_debug_sections):
14628 Fix linker invocation.
14629 (flagstest_o_specialfile_and_compress_debug_sections):
14631 * testsuite/Makefile.in: Regenerated.
14633 2008-04-02 David S. Miller <davem@davemloft.net>
14635 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
14636 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
14638 2008-04-02 Craig Silverstein <csilvers@google.com>
14642 2008-04-02 Ian Lance Taylor <iant@google.com>
14644 * fileread.cc (File_read::find_view): Add byteshift and vshifted
14645 parameters. Update for new key type to views_. Change all
14647 (File_read::read): Adjust for byteshift in returned view.
14648 (File_read::add_view): New function, broken out of
14649 find_and_make_view.
14650 (File_read::make_view): New function, broken out of
14651 find_and_make_view.
14652 (File_read::find_or_make_view): Add offset and aligned
14653 parameters. Rewrite accordingly. Change all callers.
14654 (File_read::get_view): Add offset and aligned parameters. Adjust
14655 for byteshift in return value.
14656 (File_read::get_lasting_view): Likewise.
14657 * fileread.h (class File_read): Update declarations.
14658 (class File_read::View): Add byteshift_ field. Add byteshift to
14659 constructor. Add byteshift method.
14660 * archive.h (Archive::clear_uncached_views): New function.
14661 (Archive::get_view): Add aligned parameter. Change all callers.
14662 * object.h (Object::get_view): Add aligned parameter. Change all
14664 (Object::get_lasting_view): Likewise.
14666 * fileread.cc (File_read::release): Don't call clear_views if
14667 there are multiple objects.
14668 * fileread.h (File_read::clear_uncached_views): New function.
14669 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
14672 2008-03-31 Cary Coutant <ccoutant@google.com>
14674 Add thin archive support.
14675 * archive.cc (Archive::armagt): New const.
14676 (Archive::setup): Remove task parameter and calls to unlock.
14677 (Archive::unlock_nested_archives): New function.
14678 (Archive::read_header): Add nested_off parameter. Change
14680 (Archive::interpret_header): Likewise.
14681 (Archive::include_all_members): Change to handle thin
14683 (Archive::include_member): Likewise.
14684 * archive.h (Archive::Archive): Add new parameters and
14686 (Archive::armagt): New const.
14687 (Archive::setup): Remove task parameter.
14688 (Archive::unlock_nested_archives): New function.
14689 (Archive::read_header): Add nested_off parameter.
14690 (Archive::interpret_header): Likewise.
14691 (Archive::Nested_archive_table): New typedef.
14692 (Archive::is_thin_archive_): New field.
14693 (Archive::nested_archives_): New field.
14694 (Archive::options_): New field.
14695 (Archive::dirpath_): New field.
14696 (Archive::task_): New field.
14697 * readsyms.cc (Read_symbols::do_read_symbols): Add check
14698 for thin archives. Pass additional parameters to
14699 Archive::Archive. Unlock the archive file after calling
14702 2008-03-29 Ian Lance Taylor <iant@google.com>
14704 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
14705 version symbol to be local.
14706 * testsuite/ver_test_4.sh: New file.
14707 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
14708 (check_DATA): Add ver_test_4.syms.
14709 (ver_test_4.syms): New target.
14710 * testsuite/Makefile.in: Rebuild.
14713 (Output_section::Input_section_sort_entry::has_priority): New
14715 (Output_section::Input_section_sort_entry::match_file_name): New
14717 (Output_section::Input_section_sort_entry::match_section_name):
14719 (Output_section::Input_section_sort_entry::match_section_name_prefix):
14721 (Output_section::Input_section_sort_entry::match_section_file):
14723 (Output_section::Input_section_sort_compare::operator()): Rewrite
14724 using new Input_section_sort_entry functions. Sort crtbegin and
14725 crtend first. Sort sections with no priority before sections with
14727 * testsuite/initpri1.c (d3): Check j != 4.
14728 (cd5): New constructor/destructor function.
14729 (main): Check j != 2.
14731 * symtab.cc (Symbol_table::add_from_object): If we don't use the
14732 new symbol when resolving, don't call set_is_default.
14733 * testsuite/ver_test_7.cc: New file.
14734 * testsuite/ver_test_7.sh: New file.
14735 * testsuite/Makefile.am (ver_test_7.so): New target.
14736 (ver_test_7.o): New target.
14737 (check_SCRIPTS): Add ver_test_7.sh.
14738 (check_DATA): Add ver_test_7.syms.
14739 (ver_test_7.syms): New target.
14741 2008-03-28 Ian Lance Taylor <iant@google.com>
14743 * layout.cc (Layout::layout): If we see an input section with a
14744 name that needs sorting, set the must_sort flag for the output
14746 (Layout::make_output_section): If the name of the output section
14747 indicates that it might require sorting, set the may_sort flag.
14748 * output.h (Output_section::may_sort_attached_input_sections): New
14750 (Output_section::set_may_sort_attached_input_sections): New
14752 (Output_section::must_sort_attached_input_sections): New
14754 (Output_section::set_must_sort_attached_input_sections): New
14756 (class Output_section): Declare Input_section_sort_entry. Define
14757 Input_section_sort_compare. Declare
14758 sort_attached_input_sections. Add new fields:
14759 may_sort_attached_input_sections_,
14760 must_sort_attached_input_sections_,
14761 attached_input_sections_are_sorted_.
14762 * output.cc (Output_section::Output_section): Initialize new
14764 (Output_section::add_input_section): Add an entry to
14765 input_sections_ if may_sort or must_sort are true.
14766 (Output_section::set_final_data_size): Call
14767 sort_attached_input_sections if necessary.
14768 (Output_section::Input_section_sort_entry): Define new class.
14769 (Output_section::Input_section_sort_compare::operator()): New
14771 (Output_section::sort_attached_input_sections): New function.
14772 * configure.ac: Check whether the compiler supports constructor
14773 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
14774 * testsuite/initpri1.c: New file.
14775 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
14776 CONSTRUCTOR_PRIORITY.
14777 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
14778 (initpri1_LDFLAGS): New variable.
14779 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14781 2008-03-27 Ian Lance Taylor <iant@google.com>
14783 * common.cc (Sort_commons::operator): Correct sorting algorithm.
14784 * testsuite/common_test_1.c: New file.
14785 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
14786 (common_test_1_SOURCES): New variable.
14787 (common_test_1_DEPENDENCIES): New variable.
14788 (common_test_1_LDFLAGS): New variable.
14790 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
14791 and commons_ correctly when NAME/VERSION does not override
14793 * testsuite/ver_test_6.c: New file.
14794 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
14795 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
14796 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
14798 2008-03-26 Ian Lance Taylor <iant@google.com>
14800 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
14801 of an undefined symbol from a version script.
14802 * testsuite/Makefile.am (ver_test_5.so): New target.
14803 (ver_test_5.o): New target.
14804 (check_SCRIPTS): Add ver_test_5.sh.
14805 (check_DATA): Add ver_test_5.syms.
14806 (ver_test_5.syms): New target.
14807 * testsuite/ver_test_5.cc: New file.
14808 * testsuite/ver_test_5.script: New file.
14809 * testsuite/ver_test_5.sh: New file.
14810 * Makefile.in, testsuite/Makefile.in: Rebuild.
14813 Fix problems building gold with gcc 4.3.0.
14814 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
14815 (gold_error_at_location, gold_warning_at_location): Use it.
14816 * configure.ac: Check whether we can compile and use a template
14817 function with a printf attribute.
14818 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
14819 when jumping over bytes.
14820 * object.cc: Instantiate Object::read_section_data.
14821 * debug.h: Include <cstring>
14822 * dwarf_reader.cc: Include <algorithm>
14823 * main.cc: Include <cstring>.
14824 * options.cc: Include <cstring>.
14825 * output.cc: Include <cstring>.
14826 * script.cc: Include <cstring>.
14827 * script.h: Include <string>.
14828 * symtab.cc: Include <cstring> and <algorithm>.
14829 * target-select.cc: Include <cstring>.
14830 * version.cc: Include <string>.
14831 * testsuite/testmain.cc: Include <cstdlib>.
14832 * configure, config.in: Rebuild.
14834 2008-03-25 Ian Lance Taylor <iant@google.com>
14836 * options.cc: Include "../bfd/bfdver.h".
14837 (options::help): Print bug reporting address.
14839 * version.cc (print_version): Adjust output for current value of
14840 BFD_VERSION_STRING.
14844 * options.cc (options::help): Print list of supported targets.
14845 * target-select.h: Include <vector>.
14846 (class Target_selector): Make machine_, size_, and is_big_endian_
14847 fields const. Add bfd_name_ and instantiated_target_ fields.
14848 (Target_selector::Target_selector): Add bfd_name parameter.
14849 (Target_selector::recognize): Make non-virtual, call
14851 (Target_selector::recognize_by_name): Make non-virtual, call
14852 do_recognize_by_name.
14853 (Target_selector::supported_names): New function.
14854 (Target_selector::bfd_name): New function.
14855 (Target_selector::do_instantiate_target): New pure virtual
14857 (Target_selector::do_recognize): New virtual function.
14858 (Target_selector::do_recognize_by_name): New virtual function.
14859 (Target_selector::instantiate_target): New private function.
14860 (supported_target_names): Declare.
14861 * target-select.cc (Target_selector::Target_selector): Update for
14862 new parameter and fields.
14863 (select_target_by_name): Check that the name matches before
14864 calling recognize_by_name.
14865 (supported_target_names): New function.
14866 * i386.cc (class Target_selector_i386): Update Target_selector
14867 constructor call. Remove recognize and recognize_by_name. Add
14868 do_instantiate_target.
14869 * x86_64.cc (class Target_selector_x86_64): Likewise.
14870 * testsuite/testfile.cc (class Target_selector_test): Update for
14871 changes to Target_selector.
14873 * README: Rewrite, with some notes on unsupported features.
14875 2008-03-24 Cary Coutant <ccoutant@google.com>
14877 * i386.cc (Target_i386::Got_type): New enum declaration.
14878 (Target_i386::Scan::local): Updated callers of Output_data_got
14880 (Target_i386::Scan::global): Likewise.
14881 (Target_i386::Relocate::relocate): Likewise.
14882 (Target_i386::Relocate::relocate_tls): Likewise.
14883 * object.h (Got_offset_list): New class.
14884 (Sized_relobj::local_has_got_offset): Added got_type parameter.
14885 (Sized_relobj::local_got_offset): Likewise.
14886 (Sized_relobj::set_local_got_offset): Likewise.
14887 (Sized_relobj::local_has_tls_got_offset): Removed.
14888 (Sized_relobj::local_tls_got_offset): Removed.
14889 (Sized_relobj::set_local_tls_got_offset): Removed.
14890 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
14891 * output.cc (Output_data_got::add_global): Added got_type parameter.
14892 (Output_data_got::add_global_with_rel): Likewise.
14893 (Output_data_got::add_global_with_rela): Likewise.
14894 (Output_data_got::add_global_pair_with_rel): New function.
14895 (Output_data_got::add_global_pair_with_rela): New function.
14896 (Output_data_got::add_local): Added got_type parameter.
14897 (Output_data_got::add_local_with_rel): Likewise.
14898 (Output_data_got::add_local_with_rela): Likewise.
14899 (Output_data_got::add_local_pair_with_rel): New function.
14900 (Output_data_got::add_local_pair_with_rela): New function.
14901 (Output_data_got::add_global_tls): Removed.
14902 (Output_data_got::add_global_tls_with_rel): Removed.
14903 (Output_data_got::add_global_tls_with_rela): Removed.
14904 (Output_data_got::add_local_tls): Removed.
14905 (Output_data_got::add_local_tls_with_rel): Removed.
14906 (Output_data_got::add_local_tls_with_rela): Removed.
14907 * output.h (Output_data_got::add_global): Added got_type parameter.
14908 (Output_data_got::add_global_with_rel): Likewise.
14909 (Output_data_got::add_global_with_rela): Likewise.
14910 (Output_data_got::add_global_pair_with_rel): New function.
14911 (Output_data_got::add_global_pair_with_rela): New function.
14912 (Output_data_got::add_local): Added got_type parameter.
14913 (Output_data_got::add_local_with_rel): Likewise.
14914 (Output_data_got::add_local_with_rela): Likewise.
14915 (Output_data_got::add_local_pair_with_rel): New function.
14916 (Output_data_got::add_local_pair_with_rela): New function.
14917 (Output_data_got::add_global_tls): Removed.
14918 (Output_data_got::add_global_tls_with_rel): Removed.
14919 (Output_data_got::add_global_tls_with_rela): Removed.
14920 (Output_data_got::add_local_tls): Removed.
14921 (Output_data_got::add_local_tls_with_rel): Removed.
14922 (Output_data_got::add_local_tls_with_rela): Removed.
14923 * resolve.cc (Symbol::override_base_with_special): Removed
14924 reference to has_got_offset_ field.
14925 * symtab.cc (Symbol::init_fields): Replaced initialization
14926 of got_offset_ with got_offsets_. Removed initialization
14928 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
14929 (Symbol::got_offset): Likewise.
14930 (Symbol::set_got_offset): Likewise.
14931 (Symbol::has_tls_got_offset): Removed.
14932 (Symbol::tls_got_offset): Removed.
14933 (Symbol::set_tls_got_offset): Removed.
14934 (Symbol::got_offset_): Removed.
14935 (Symbol::tls_mod_got_offset_): Removed.
14936 (Symbol::tls_pair_got_offset_): Removed.
14937 (Symbol::got_offsets_): New field.
14938 (Symbol::has_got_offset): Removed.
14939 (Symbol::has_tls_mod_got_offset): Removed.
14940 (Symbol::has_tls_pair_got_offset): Removed.
14941 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
14942 (Target_x86_64::Scan::local): Updated callers of Output_data_got
14944 (Target_x86_64::Scan::global): Likewise.
14945 (Target_x86_64::Relocate::relocate): Likewise.
14946 (Target_x86_64::Relocate::relocate_tls): Likewise.
14948 2008-03-25 Ben Elliston <bje@au.ibm.com>
14950 * yyscript.y: Fix spelling error in comment.
14952 2008-03-24 Ian Lance Taylor <iant@google.com>
14954 * options.h (class General_options): Define build_id option.
14955 * layout.h (class Layout): Declare write_build_id, create_note,
14956 create_build_id. Add build_id_note_ member.
14957 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
14958 "libiberty.h", "md5.h", "sha1.h".
14959 (Layout::Layout): Initialize eh_frame_data_,
14960 eh_frame_hdr_section_, and build_id_note_.
14961 (Layout::finalize): Call create_build_id.
14962 (Layout::create_note): New function, broken out of
14963 Layout::create_gold_note.
14964 (Layout::create_gold_note): Call create_note.
14965 (Layout::create_build_id): New function.
14966 (Layout::write_build_id): New function.
14967 (Close_task_runner::run): Call write_build_id.
14969 * x86_64.cc: Correct license to GPLv3.
14971 2008-03-23 Ian Lance Taylor <iant@google.com>
14973 * options.cc: Include "demangle.h".
14974 (parse_optional_string): New function.
14975 (parse_long_option): Handle takes_optional_argument.
14976 (parse_short_option): Update dash_z initializer. Handle
14977 takes_optional_argument.
14978 (General_options::General_options): Initialize do_demangle_.
14979 (General_options::finalize): Set do_demangle_. Handle demangling
14981 * options.h (parse_optional_string): Declare.
14982 (struct One_option): Add optional_arg field. Update constructor.
14983 Update call constructor calls. Add takes_optional_argument
14985 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
14986 (DEFINE_optional_string): Define.
14987 (General_options::demangle): Change from DEFINE_bool to
14988 DEFINE_optional_string.
14989 (General_options::no_demangle): New function.
14990 (General_options::do_demangle): New function.
14991 (General_options::set_do_demangle): New function.
14992 (General_options::execstack_status_): Move definition to end of
14994 (General_options::static_): Likewise.
14995 (General_options::do_demangle_): New field.
14996 * object.cc (big_endian>::get_symbol_location_info): Call
14997 Options::do_demangle, not Options::demangle.
14998 * symtab.cc (demangle): Likewise.
15000 2008-03-22 Ian Lance Taylor <iant@google.com>
15002 * gold.h: Include <cstddef> and <sys/types.h>
15003 * options.h: Include <cstring>.
15005 2008-03-21 Ian Lance Taylor <iant@google.com>
15007 * Added source code to GNU binutils.
15009 Copyright (C) 2008-2013 Free Software Foundation, Inc.
15011 Copying and distribution of this file, with or without modification,
15012 are permitted in any medium without royalty provided the copyright
15013 notice and this notice are preserved.
15019 version-control: never