1 2012-04-06 Roland McGrath <mcgrathr@google.com>
3 * configure.in (AC_CHECK_HEADERS): Add locale.h.
4 * config.in: Regenerate.
5 * configure: Regenerate.
7 2012-04-05 Nick Clifton <nickc@redhat.com>
9 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
10 (AM_LC_MESSAGES): Add.
11 * aclocal.m4: Regenerate.
12 * config.in: Regenerate.
13 * configure: Regenerate.
15 2012-03-21 Cary Coutant <ccoutant@google.com>
17 * Makefile.am: Add gdb-index.cc, gdb-index.h.
18 * Makefile.in: Regenerate.
19 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
20 (Sized_elf_reloc_mapper::symbol_section): New function.
21 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
22 (make_elf_reloc_mapper): New function.
23 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
24 (Dwarf_abbrev_table::do_read_abbrevs): New function.
25 (Dwarf_abbrev_table::do_get_abbrev): New function.
26 (Dwarf_ranges_table::read_ranges_table): New function.
27 (Dwarf_ranges_table::read_range_list): New function.
28 (Dwarf_pubnames_table::read_section): New function.
29 (Dwarf_pubnames_table::read_header): New function.
30 (Dwarf_pubnames_table::next_name): New function.
31 (Dwarf_die::Dwarf_die): New function.
32 (Dwarf_die::read_attributes): New function.
33 (Dwarf_die::skip_attributes): New function.
34 (Dwarf_die::set_name): New function.
35 (Dwarf_die::set_linkage_name): New function.
36 (Dwarf_die::attribute): New function.
37 (Dwarf_die::string_attribute): New function.
38 (Dwarf_die::int_attribute): New function.
39 (Dwarf_die::uint_attribute): New function.
40 (Dwarf_die::ref_attribute): New function.
41 (Dwarf_die::child_offset): New function.
42 (Dwarf_die::sibling_offset): New function.
43 (Dwarf_info_reader::check_buffer): New function.
44 (Dwarf_info_reader::parse): New function.
45 (Dwarf_info_reader::do_parse): New function.
46 (Dwarf_info_reader::do_read_string_table): New function.
47 (Dwarf_info_reader::lookup_reloc): New function.
48 (Dwarf_info_reader::get_string): New function.
49 (Dwarf_info_reader::visit_compilation_unit): New function.
50 (Dwarf_info_reader::visit_type_unit): New function.
51 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
52 Sized_elf_reloc_mapper.
53 (Sized_dwarf_line_info::symbol_section): Remove function.
54 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
55 (Sized_dwarf_line_info::read_line_mappings): Remove object
56 parameter, adjust callers.
57 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
58 * dwarf_reader.h: Include <sys/types.h>.
59 (class Track_relocs): Remove forward declaration.
60 (class Elf_reloc_mapper): New class.
61 (class Sized_elf_reloc_mapper): New class.
62 (class Dwarf_abbrev_table): New class.
63 (class Dwarf_range_list): New class.
64 (class Dwarf_ranges_table): New class.
65 (class Dwarf_pubnames_table): New class.
66 (class Dwarf_die): New class.
67 (class Dwarf_info_reader): New class.
68 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
69 (Sized_dwarf_line_info::symbol_section): Remove member function.
70 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
72 * gdb-index.cc: New source file.
73 * gdb-index.h: New source file.
74 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
75 and .debug_types sections, call Layout::add_to_gdb_index.
76 (Sized_relobj_incr::do_section_name): Implement.
77 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
78 return type; Implement.
79 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
81 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
82 parameter list and return type.
83 (Sized_incr_dynobj::do_section_contents): Likewise.
84 * layout.cc: Include gdb-index.h.
85 (Layout::Layout): Initialize gdb_index_data_.
86 (Layout::init_fixed_output_section): Check for .gdb_index section.
87 (Layout::add_to_gdb_index): New function. Instantiate.
88 * layout.h: Add forward declaration for class Gdb_index.
89 (Layout::add_to_gdb_index): New member function.
90 (Layout::gdb_index_data_): New data member.
91 * main.cc: Include gdb-index.h.
92 (main): Print statistics for gdb index.
93 * object.cc (Object::section_contents): Move code into
95 (need_decompressed_section): Check for sections needed when building
97 (build_compressed_section_map): Likewise.
98 (Sized_relobj_file::do_read_symbols): Need local symbols when building
100 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
101 sections; call Layout::add_to_gdb_index.
102 (Sized_relobj_file::do_decompressed_section_contents): Call
103 do_section_contents directly.
104 * object.h (Object::do_section_contents): Adjust parameter list and
106 (Object::do_decompressed_section_contents): Call do_section_contents
108 (Sized_relobj_file::do_section_contents): Adjust parameter list and
110 * options.h (class General_options): Add --gdb-index option.
111 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
112 list and return type.
113 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
114 * reloc.h (Track_relocs::checkpoint): New function.
115 (Track_relocs::reset): New function.
117 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
119 * testsuite/Makefile.in: Regenerate.
120 * testsuite/gdb_index_test.cc: New test source file.
121 * testsuite/gdb_index_test_1.sh: New test source file.
122 * testsuite/gdb_index_test_2.sh: New test source file.
124 2012-03-19 Doug Kwan <dougkwan@google.com>
126 * arm.cc (Target_arm::do_define_standard_symbols): New method.
127 (Target_arm::do_finalize_sections): Remove code which defines
128 __exidx_start and __exidx_end. Make symbol table parameter
129 anonymous as it is not used.
130 * gold.cc (queue_middle_tasks): Call target hook to define any
131 target-specific symbols.
132 * target.h (Target::define_standard_symbols): New method.
133 (Target::do_define_standard_symbols): Same.
134 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
135 * testsuite/Makefile.in: Regenerate.
136 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
138 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
139 relocations are generated for __exidx_start and __exidx_end.
141 2012-03-16 Doug Kwan <dougkwan@google.com>
143 * testsuite/Makefile.am: Disable test initpri3b.
144 * testsuite/Makefile.in: Regenerate.
146 2012-03-15 Doug Kwan <dougkwan@google.com>
148 * arm.cc (Target_arm::got_section): Make .got section read-only
151 2012-03-15 Ian Lance Taylor <iant@google.com>
154 * layout.cc (Layout::make_output_section): Correctly mark
155 SHT_INIT_ARRAY, et. al., as relro.
157 2012-03-14 Doug Kwan <dougkwan@google.com>
159 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
160 dynamic relocations for protected symbols in shared objects.
162 2012-03-13 Ian Lance Taylor <iant@google.com>
164 * resolve.cc (Symbol_table::resolve): When merging common symbols,
165 keep the larger alignment.
167 2012-03-12 Cary Coutant <ccoutant@google.com>
169 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
170 handling of DW_LNE_define_file.
172 2012-03-12 Cary Coutant <ccoutant@google.com>
174 * reduced_debug_output.cc
175 (Output_reduced_debug_info_section::get_die_end): Add new FORM
178 2012-02-29 Cary Coutant <ccoutant@google.com>
180 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
182 2012-02-29 Cary Coutant <ccoutant@google.com>
184 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
185 Call Object::decompressed_section_contents.
186 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
188 (Sized_dwarf_line_info::buffer_start_): New data member.
189 * merge.cc (Output_merge_data::do_add_input_section): Call
190 Object::decompressed_section_contents.
191 (Output_merge_string::do_add_input_section): Likewise.
192 * object.cc (need_decompressed_section): New function.
193 (build_compressed_section_map): Decompress sections needed later.
194 (Sized_relobj_file::do_decompressed_section_contents): New function.
195 (Sized_relobj_file::do_discard_decompressed_sections): New function.
196 * object.h (Object::decompressed_section_contents): New function.
197 (Object::discard_decompressed_sections): New function.
198 (Object::do_decompressed_section_contents): New function.
199 (Object::do_discard_decompressed_sections): New function.
200 (Compressed_section_info): New type.
201 (Compressed_section_map): Include decompressed section contents.
202 (Sized_relobj_file::do_decompressed_section_contents): New function.
203 (Sized_relobj_file::do_discard_decompressed_sections): New function.
205 2012-02-16 Cary Coutant <ccoutant@google.com>
207 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
208 * testsuite/Makefile.in: Regenerate.
210 2012-02-14 Cary Coutant <ccoutant@google.com>
212 * options.cc (General_options::finalize): Disallow -pie and -static.
214 2012-02-03 Doug Kwan <dougkwan@google.com>
216 * arm.cc (Arm_relocate_functions::abs8,
217 Arm_relocate_functions::abs16): Use
218 Bits::has_signed_unsigned_overflow32.
219 (Arm_relocate_functions::thm_abs8): Correct range of
221 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
224 2012-02-02 Doug Kwan <dougkwan@google.com>
226 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
227 position independent outputs, not just shared objects.
229 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
231 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
232 * configure: Regenerated.
234 2012-01-27 Ian Lance Taylor <iant@google.com>
236 * reloc.h (Bits): New class with static functions, copied from
237 namespace utils in arm.cc.
238 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
241 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
243 * incremental.cc (write_info_blocks): Correct relocation offset.
245 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
247 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
248 (Relocate::tls_gd_to_le): Likewise.
250 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
252 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
254 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
256 * configure.ac: Check if -mcmodel=medium works.
257 * configure: Regenerated.
259 2012-01-24 Cary Coutant <ccoutant@google.com>
261 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
263 (read_unsigned_LEB_128_x): ... this new function.
264 (read_signed_LEB_128): Replaced with inline definition and ...
265 (read_signed_LEB_128_x): ... this new function.
266 * int_encoding.h (read_unsigned_LEB_128_x): New function.
267 (read_unsigned_LEB_128): Add inline definition.
268 (read_signed_LEB_128_x): New function.
269 (read_signed_LEB_128): Add inline definition.
270 * testsuite/Makefile.am (leb128_unittest): New unit test.
271 * testsuite/Makefile.in: Regenerate.
272 * testsuite/leb128_unittest.cc: New unit test.
274 2012-01-23 Ian Lance Taylor <iant@google.com>
277 * i386.cc (Target_i386::do_code_fill): When using a jmp
278 instruction, pad with nop instructions.
279 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
281 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
283 * x86_64.cc (gc_process_relocs): Add typename on types used in
285 (scan_relocs): Likewise.
286 (relocate_section): Likewise.
287 (apply_relocation): Likewise.
289 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
291 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
292 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
295 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
297 * x86_64.cc: Initial support for x32.
299 2012-01-03 Cary Coutant <ccoutant@google.com>
301 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
302 Use abstract base class for GOT.
303 * gold/output.h (class Output_data_got_base): New abstract base class.
304 (class Output_data_got): Derive from new base class, adjust ctors.
305 (Output_data_got::reserve_slot): Make virtual; rename to
306 do_reserve_slot; Adjust callers.
307 * gold/target.h (Sized_target::init_got_plt_for_update): Return
308 pointer to abstract base class.
309 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
311 2011-12-18 Ian Lance Taylor <iant@google.com>
313 * object.h (Relobj::local_symbol_value): New function.
314 (Relobj::local_plt_offset): New function.
315 (Relobj::local_has_got_offset): New function.
316 (Relobj::local_got_offset): New function.
317 (Relobj::set_local_got_offset): New function.
318 (Relobj::do_local_symbol_value): New pure virtual function.
319 (Relobj::do_local_plt_offset): Likewise.
320 (Relobj::do_local_has_got_offset): Likewise.
321 (Relobj::do_local_got_offset): Likewise.
322 (Relobj::do_set_local_got_offset): Likewise.
323 (Sized_relobj::do_local_has_got_offset): Rename from
324 local_has_got_offset.
325 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
326 (Sized_relobj::do_set_local_got_offset): Rename from
327 set_local_got_offset.
328 (Sized_relobj_file::do_local_plt_offset): Rename from
330 (Sized_relobj_file::do_local_symbol_value): New function.
331 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
333 * output.cc (Output_data_got::Got_entry::write): Change object to
334 Relobj. Use local_symbol_value.
335 (Output_data_got::add_global_with_rel): Change rel_dyn to
336 Output_data_reloc_generic*. Use add_global_generic.
337 (Output_data_got::add_global_with_rela): Remove. Change all
338 callers to use add_global_with_rel.
339 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
340 Output_data_reloc_generic*. Use add_global_generic.
341 (Output_data_got::add_global_pair_with_rela): Remove. Change all
342 callers to use add_global_pair_with_rel.
343 (Output_data_got::add_local): Change object to Relobj*.
344 (Output_data_got::add_local_plt): Likewise.
345 (Output_data_got::add_local_with_rel): Change object to Relobj*,
346 change rel_dyn to Output_data_reloc_generic*. Use
348 (Output_data_got::add_local_with_rela): Remove. Change all
349 callers to use all_local_with_rel.
350 (Output_data_got::add_local_pair_with_rel): Change object to
351 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
352 add_output_section_generic.
353 (Output_data_got::add_local_pair_with_rela): Remove. Change all
354 callers to use add_local_pair_with_rel.
355 (Output_data_got::reserve_local): Change object to Relobj*.
356 * output.h: (class Output_data_reloc_generic): Add pure virtual
357 declarations for add_global_generic, add_local_generic,
358 add_output_section_generic.
359 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
360 functions for Output_data_reloc_generic. Update declarations for
361 changes listed in output.cc.
362 (class Output_data_got): Change template parameter to got_size.
363 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
364 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
366 (Sized_relobj_incr::do_local_plt_offset): New function.
367 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
370 2011-12-17 Cary Coutant <ccoutant@google.com>
372 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
373 * resolve.cc (Symbol_table::resolve): Likewise.
374 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
376 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
378 2011-12-16 Ian Lance Taylor <iant@google.com>
380 * output.h (Output_data_reloc_generic::add): Only call
381 add_dynamic_reloc if this is a dynamic reloc section.
383 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
386 * target-reloc.h (apply_relocation): Replace <64, false> with
389 2011-11-25 Nick Clifton <nickc@redhat.com>
391 * po/it.po: New Italian translation.
393 2011-11-17 Sterling Augustine <saugustine@google.com>
395 * script.cc (script_include_directive): Implement.
396 (read_script_file): New local variables name and search_path. Update
397 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
398 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
399 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
401 2011-11-11 Sterling Augustine <saugustine@google.com>
403 * yyscript.y (section_cmd): Add support for INCLUDE directive.
404 (file_or_sections_cmd): Likewise.
406 2011-11-11 Doug Kwan <dougkwan@google.com>
408 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
409 if --just-symbols is given.
411 2011-11-10 Doug Kwan <dougkwan@google.com>
414 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
415 when processing data relocs.
416 * reloc.h (Relocate_functions::rel_unaligned): New method.
417 (Relocate_functions::pcrel_unaligned): Ditto.
418 (Relocate_functions::rel32_unaligned): Ditto.
419 (Relocate_functions::pcrel32_unaligned): Ditto.
421 2011-11-09 Doug Kwan <dougkwan@google.com>
424 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
425 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
426 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
427 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
428 (Relocate_functions::rel_unaligned): New.
429 (Relocate_functions::rel32_unaligned): New.
430 * target-reloc.h (relocate_for_relocatable): Add code to handle
431 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
432 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
433 arm_unaligned_reloc_r): New targets.
434 * testsuite/Makefile.in: Regenerate.
435 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
438 2011-11-02 Ian Lance Taylor <iant@google.com>
440 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
442 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
443 * options.cc (General_options::finalize): Use library search path
444 from configure script if specified. If not native and no sysroot,
445 only search TOOLLIBDIR.
446 * options.h (Search_directory::Search_directory): Change name to
448 (General_options::add_to_library_path_with_sysroot): Change arg to
450 * configure, Makefile.in, config.in: Rebuild.
452 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
454 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
455 we are working around the ARM1176 Erratum.
456 * options.h (General_options::fix_arm1176): Add option.
457 * testsuite/Makefile.am: Add testcases, and keep current ones
459 * testsuite/Makefile.in: Regenerate.
460 * testsuite/arm_fix_1176.s: New file.
461 * testsuite/arm_fix_1176.sh: Likewise.
463 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
465 * arm.cc (Target_arm::Target_arm): Remove initialisation of
467 (Target_arm::may_use_blx): Remove method.
468 (Target_arm::set_may_use_blx): Likewise.
469 (Target_arm::may_use_v4t_interworking): New method.
470 (Target_arm::may_use_v5t_interworking): Likewise.
471 (Target_arm::may_use_blx_): Remove member variable.
472 (Arm_relocate_functions::arm_branch_common): Check for v5T
474 (Arm_relocate_functions::thumb_branch_common): Likewise.
475 (Reloc_stub::stub_type_for_reloc): Likewise.
476 (Target_arm::do_finalize_sections): Correct interworking checks.
477 * testsuite/Makefile.am: Add new tests.
478 * testsuite/Makefile.in: Regenerate.
479 * testsuite/arm_farcall_arm_arm.s: New test.
480 * testsuite/arm_farcall_arm_arm.sh: Likewise.
481 * testsuite/arm_farcall_arm_thumb.s: Likewise.
482 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
483 * testsuite/arm_farcall_thumb_arm.s: Likewise.
484 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
485 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
486 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
488 2011-10-31 Cary Coutant <ccoutant@google.com>
491 * expression.cc (Expression::eval_with_dot): Add
492 is_section_dot_assignment parameter.
493 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
494 absolute and assigning to dot within a section.
496 (Output_section_element_assignment::set_section_addresses): Pass
497 dot_section to set_if_absolute.
498 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
499 as is_section_dot_assignment flag to eval_with_dot.
500 (Output_section_element_dot_assignment::set_section_addresses):
502 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
503 parameter. Also set value if relative to dot_section; set the
504 symbol's output_section.
505 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
506 parameter. Adjust all callers.
507 (Expression::eval_maybe_dot): Likewise.
508 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
510 * testsuite/script_test_2.t: Test assignment of an absolute value
511 to dot within an output section element.
513 2011-10-31 Cary Coutant <ccoutant@google.com>
515 * options.h (class General_options): Add --[no-]gnu-unique options.
516 * symtab.cc (Symbol_table::sized_write_globals): Convert
517 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
519 2011-10-31 Cary Coutant <ccoutant@google.com>
522 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
523 unnecessary assertion.
524 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
526 2011-10-31 Sriraman Tallam <tmsriram@google.com>
528 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
530 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
532 Change to just keep the section associated with symbol.
533 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
534 they are externally visible and --export-dynamic is turned on.
535 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
537 2011-10-19 Ian Lance Taylor <iant@google.com>
541 (Output_section_element_dot_assignment::needs_output_section): New
544 2011-10-19 Ian Lance Taylor <iant@google.com>
547 * layout.cc (Layout::segment_precedes): Don't assert failure if a
548 --section-start option was seen.
549 * options.h (General_options::any_section_start): New function.
551 2011-10-18 David S. Miller <davem@davemloft.net>
554 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
555 member to track relocation locations that have moved during TLS
557 (Target_sparc::Relocate::Relocate): Initialize to NULL.
558 (Target_sparc::Relocate::relocate): Adjust view down by 4
559 bytes if it matches reloc_adjust_addr_.
560 (Target_sparc::Relocate::relocate_tls): Always move the
561 __tls_get_addr call delay slot instruction forward 4 bytes when
562 performing relaxation.
564 2011-10-18 Cary Coutant <ccoutant@google.com>
566 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
567 (Output_file::map_no_anonymous): Check for non-zero
568 return code from posix_fallocate.
570 2011-10-17 Cary Coutant <ccoutant@google.com>
573 * plugin.cc (is_visible_from_outside): Check for symbols
574 referenced from dynamic objects.
575 * resolve.cc (Symbol_table::resolve): Don't count references
576 from dynamic objects as references from real ELF files.
577 * testsuite/plugin_test_2.sh: Adjust expected result.
579 2011-10-17 Cary Coutant <ccoutant@google.com>
581 * gold.cc: Include timer.h.
582 (queue_middle_tasks): Stamp time.
583 (queue_final_tasks): Likewise.
584 * main.cc (main): Store timer in parameters. Print timers
586 * parameters.cc (Parameters::Parameters): Initialize timer_.
587 (Parameters::set_timer): New function.
588 (set_parameters_timer): New function.
589 * parameters.h (Parameters::set_timer): New function.
590 (Parameters::timer): New function.
591 (Parameters::timer_): New data member.
592 (set_parameters_timer): New function.
593 * timer.cc (Timer::stamp): New function.
594 (Timer::get_pass_time): New function.
595 * timer.h (Timer::stamp): New function.
596 (Timer::get_pass_time): New function.
597 (Timer::pass_times_): New data member.
599 2011-10-17 Cary Coutant <ccoutant@google.com>
601 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
602 task for members of lib groups.
604 2011-10-17 Cary Coutant <ccoutant@google.com>
607 * fileread.cc (File_read::find_view): Add assert.
608 (File_read::make_view): Move bounds check (replace with assert)...
609 (File_read::find_or_make_view): ... to here.
611 2011-10-12 Cary Coutant <ccoutant@google.com>
613 * output.cc (Output_file::open_base_file): Handle case where
614 ::read returns less than requested size.
616 2011-10-10 Cary Coutant <ccoutant@google.com>
618 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
619 Initialize defined_count_.
620 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
621 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
622 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
623 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
624 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
625 * incremental.h (Sized_relobj_incr::defined_count_): New data
627 (Sized_incr_dynobj::defined_count_): New data member.
628 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
629 Return zeroes instead of internal error.
631 2011-10-10 Cary Coutant <ccoutant@google.com>
634 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
635 (Output_reloc::symbol_value): Return PLT offset if flag is set.
636 * output.h (class Output_reloc): Add use_plt_offset flag.
637 (Output_reloc::type_): Adjust size of bit field.
638 (Output_reloc::use_plt_offset_): New bit field.
639 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
640 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
641 flag. Adjust all callers.
642 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
643 creating RELATIVE relocations.
645 2011-10-10 Nick Clifton <nickc@redhat.com>
647 * po/es.po: Updated Spanish translation.
648 * po/fi.po: Updated Finnish translation.
650 2011-10-03 Diego Novillo <dnovillo@google.com>
652 * options.cc (parse_uint): Fix dereference of RETVAL.
654 2011-09-29 Sriraman Tallam <tmsriram@google.com>
656 * layout.h (section_order_map_): New member.
657 (get_section_order_map): New member function.
658 * output.cc (Output_section::add_input_section): Check for patterns
659 only when --section-ordering-file is specified.
660 * gold.cc (queue_middle_tasks): Delay updating order of sections till
661 output_sections have been formed.
662 * layout.cc (Layout_Layout): Initialize section_order_map_.
663 * plugin.cc (update_section_order): Store order in order_map. Do not
665 * testsuite/Makefile.am: Add test case for plugin_final_layout.
666 * testsuite/Makefile.in: Regenerate.
667 * testsuite/plugin_section_order.c: New file.
668 * testsuite/plugin_final_layout.cc: New file.
669 * testsuite/plugin_final_layout.sh: New file.
671 2011-09-29 Cary Coutant <ccoutant@google.com>
673 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
675 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
676 symbols during incremental update.
677 (Symbol_table::add_from_dynobj): Likewise.
679 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
680 Ian Lance Taylor <iant@google.com>
682 * symtab.cc (Symbol_table::define_special_symbol): Always
683 canonicalize version string.
685 2011-09-26 Cary Coutant <ccoutant@google.com>
687 * gold.cc (queue_initial_tasks): Move option checks ...
688 * options.cc (General_options::finalize): ... to here. Disable
689 some options; make others fatal.
691 2011-09-26 Cary Coutant <ccoutant@google.com>
694 * plugin.cc (get_symbols_v2): New function.
695 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
696 (is_referenced_from_outside): New function.
697 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
698 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
699 (get_symbols): Pass version parameter.
700 (get_symbols_v2): New function.
701 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
703 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
704 (onload): Add LDPT_GET_SYMBOLS_V2.
705 (all_symbols_read_hook): Use get_symbols_v2; check for
706 LDPR_PREVAILING_DEF_IRONLY_EXP.
707 * testsuite/plugin_test_3.sh: Update expected results.
709 2011-09-23 Simon Baldwin <simonb@google.com>
711 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
712 configuration options.
713 * configure: Regenerate.
714 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
715 * Makefile.in: Regenerate.
716 * testsuite/Makefile.in: Regenerate.
718 2011-09-19 Sriraman Tallam <tmsriram@google.com>
720 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
722 2011-09-19 Cary Coutant <ccoutant@google.com>
724 * incremental.cc (can_incremental_update): Fix typo in comment.
725 * incremental.h (can_incremental_update): Likewise.
727 2011-09-18 Cary Coutant <ccoutant@google.com>
729 * incremental.cc (can_incremental_update): New function.
730 * incremental.h (can_incremental_update): New function.
731 * layout.cc (Layout::init_fixed_output_section): Call it.
732 (Layout::make_output_section): Don't allow patch space in .eh_frame.
733 * object.cc (Sized_relobj_file::do_layout): Call
734 can_incremental_update.
736 2011-09-13 Cary Coutant <ccoutant@google.com>
738 * configure.ac: Check for glibc support for gnu_indirect_function
739 support with static linking, setting automake conditional
741 * Makefile.in: Regenerate.
742 * configure: Regenerate.
744 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
745 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
747 * testsuite/Makefile.in: Regenerate.
749 2011-09-13 Cary Coutant <ccoutant@google.com>
751 * incremental.cc (Sized_relobj_incr::do_layout): Call
752 report_comdat_group for kept comdat sections.
753 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
754 * testsuite/Makefile.in: Regenerate.
755 * testsuite/incr_comdat_test_1.cc: New source file.
756 * testsuite/incr_comdat_test_2_v1.cc: New source file.
757 * testsuite/incr_comdat_test_2_v2.cc: New source file.
758 * testsuite/incr_comdat_test_2_v3.cc: New source file.
760 2011-09-13 Ian Lance Taylor <iant@google.com>
762 * object.cc (Sized_relobj_file::do_layout): Remove unused local
763 variable external_symbols_offset.
765 2011-09-12 Ian Lance Taylor <iant@google.com>
767 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
768 triggered if object has no symbols.
770 2011-09-09 David S. Miller <davem@davemloft.net>
772 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
773 (Output_fill_debug_line::do_write): Likewise.
775 2011-08-29 Cary Coutant <ccoutant@google.com>
777 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
778 casts to match formatting specs.
779 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
781 2011-08-26 Cary Coutant <ccoutant@google.com>
783 * layout.cc (Free_list::allocate): Provide guarantee of minimum
784 remaining hole size when allocating.
785 (Layout::make_output_section): Set fill methods for debug sections.
786 * layout.h (Free_list::Free_list_node): Move from private to
788 (Free_list::set_min_hole_size): New function.
789 (Free_list::begin, Free_list::end): New functions.
790 (Free_list::min_hole_): New data member.
791 * output.cc: Include dwarf.h.
792 (Output_fill_debug_info::do_minimum_hole_size): New function.
793 (Output_fill_debug_info::do_write): New function.
794 (Output_fill_debug_line::do_minimum_hole_size): New function.
795 (Output_fill_debug_line::do_write): New function.
796 (Output_section::Output_section): Initialize new data member.
797 (Output_section::set_final_data_size): Ensure patch space is larger
798 than minimum hole size.
799 (Output_section::do_write): Fill holes in debug sections.
800 * output.h (Output_fill): New class.
801 (Output_fill_debug_info): New class.
802 (Output_fill_debug_line): New class.
803 (Output_section::set_free_space_fill): New function.
804 (Output_section::free_space_fill_): New data member.
805 * testsuite/Makefile.am (incremental_test_3): Add
806 --incremental-patch option.
807 (incremental_test_4): Likewise.
808 (incremental_test_5): Likewise.
809 (incremental_test_6): Likewise.
810 (incremental_copy_test): Likewise.
811 (incremental_common_test_1): Likewise.
812 * testsuite/Makefile.in: Regenerate.
814 2011-08-26 Nick Clifton <nickc@redhat.com>
816 * po/es.po: Updated Spanish translation.
818 2011-08-01 Cary Coutant <ccoutant@google.com>
820 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
821 * gold/testsuite/Makefile.in: Regenerate.
822 * gold/testsuite/justsyms_exec.c: New source file.
823 * gold/testsuite/justsyms_lib.c: New source file.
825 2011-08-01 Cary Coutant <ccoutant@google.com>
827 * layout.cc (Layout::set_segment_offsets): Don't realign text
828 segment if -Ttext was specified.
829 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
831 * object.h (Sized_relobj_file::e_type): New function.
832 (Sized_relobj_file::e_type_): New data member.
833 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
834 base address for ET_EXEC files.
835 * target.cc (Target::do_make_elf_object_implementation): Allow
836 ET_EXEC files with --just-symbols option.
838 2011-07-28 Cary Coutant <ccoutant@google.com>
840 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
841 Add thread_number parameter.
842 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
843 * workqueue-threads.cc
844 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
845 current thread if its thread number is greater than desired thread
847 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
848 Add thread_number parameter.
849 (Workqueue::should_cancel_thread): Likewise.
850 (Workqueue::find_runnable_or_wait): Pass thread_number to
851 should_cancel_thread.
852 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
855 2011-07-22 Sriraman Tallam <tmsriram@google.com>
857 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
858 only after checking if it cannot be forced local.
859 * symtab.h (is_externally_visible): Check if the symbol is not forced
862 2011-07-15 Ian Lance Taylor <iant@google.com>
864 * options.h (class General_options): Add --print-output-format.
865 Move -EL next to -EB, for better --help output.
866 * target-select.cc: Include <cstdio>, "options.h", and
868 (Target_selector::do_target_bfd_name): New function.
869 (print_output_format): New function.
870 * target-select.h (class Target_selector): Update declarations.
871 (Target_selector::target_bfd_name): New function.
872 (print_output_format): Declare.
873 * main.cc: Include "target-select.h".
874 (main): Handle --print-output-format.
875 * gold.cc: Include "target-select.h".
876 (queue_initial_tasks): Handle --print-output-format when there are
878 * parameters.cc (parameters_force_valid_target): Give a better
879 error message if -EB/-EL does not match target.
880 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
883 2011-07-15 Ian Lance Taylor <iant@google.com>
885 * i386.cc (class Output_data_plt_i386): Add layout_ field.
886 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
887 (Output_data_plt_i386::do_write): Write address of .dynamic
888 section to first entry in .got.plt section.
889 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
890 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
892 (Output_data_plt_x86_64::do_write): Write address of .dynamic
893 section to first entry in .got.plt section.
894 * layout.h (Layout::dynamic_section): New function.
896 2011-07-13 Sriraman Tallam <tmsriram@google.com>
898 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
900 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
901 input_section_position_, and input_section_glob_.
902 (read_layout_from_file): Call function section_ordering_specified.
903 * layout.h (is_section_ordering_specified): New function.
904 (section_ordering_specified): New function.
905 (section_ordering_specified_): New boolean member.
906 * main.cc(main): Call load_plugins after layout object is defined.
907 * output.cc (Output_section::add_input_section): Use
908 function section_ordering_specified to check if section ordering is
910 * output.cc (Output_section::add_relaxed_input_section): Use
911 function section_ordering_specified to check if section ordering is
913 (Output_section::update_section_layout): New function.
914 (Output_section::sort_attached_input_sections): Check if input section
916 * output.h (Output_section::update_section_layout): New function.
917 * plugin.cc (get_section_count): New function.
918 (get_section_type): New function.
919 (get_section_name): New function.
920 (get_section_contents): New function.
921 (update_section_order): New function.
922 (allow_section_ordering): New function.
923 (Plugin::load): Add the new interfaces to the transfer vector.
924 (Plugin_manager::load_plugins): New parameter.
925 (Plugin_manager::all_symbols_read): New parameter.
926 (Plugin_manager::claim_file): New parameter. Save the elf object for
928 (Plugin_manager::get_elf_object): New function.
929 (Plugin_manager::get_view): Change to directly use the bool to check
930 if get_view is called from claim_file_hook.
931 * plugin.h (input_objects): New function
932 (Plugin__manager::load_plugins): New parameter.
933 (Plugin_manager::claim_file): New parameter.
934 (Plugin_manager::get_elf_object): New function.
935 (Plugin_manager::in_claim_file_handler): New function.
936 (Plugin_manager::in_claim_file_handler_): New member.
937 (layout): New function.
938 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
939 handler with an extra parameter. Make the elf object before calling
941 * testsuite/plugin_test.c (get_section_count): New function pointer.
942 (get_section_type): New function pointer.
943 (get_section_name): New function pointer.
944 (get_section_contents): New function pointer.
945 (update_section_order): New function pointer.
946 (allow_section_ordering): New function pointer.
947 (onload): Check if the new interfaces exist.
949 2011-07-13 Ian Lance Taylor <iant@google.com>
951 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
953 * x86_64.cc (Target_x86_64::got_section): Likewise.
954 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
955 (relro_now_test_SOURCES): New variable.
956 (relro_now_test_DEPENDENCIES): New variable.
957 (relro_now_test_LDFLAGS): New variable.
958 (relro_now_test_LDADD): New variable.
959 (relro_now_test.so): New target.
960 * testsuite/Makefile.in: Rebuild.
962 2011-07-12 Ian Lance Taylor <iant@google.com>
965 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
966 GLOB_DAT relocation rather than a RELATIVE relocation for a
967 protected symbol when creating a shared library.
968 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
969 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
970 * testsuite/protected_main_1.cc (main): Test that protected
971 function has same address.
973 2011-07-11 Ian Lance Taylor <iant@google.com>
976 * options.h (class General_options): Add -Bgroup.
977 * options.cc (General_options::finalize): If -Bgroup is set,
978 default to --unresolved-symbols=report-all.
979 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
980 * target-reloc.h (issue_undefined_symbol_error): Handle
981 --unresolved-symbols=report-all.
983 2011-07-08 Ian Lance Taylor <iant@google.com>
986 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
987 if linker script discards key sections.
988 (Layout::create_dynamic_symtab): Likewise.
989 (Layout::assign_local_dynsym_offsets): Likewise.
990 (Layout::sized_create_version_sections): Likewise.
991 (Layout::create_interp): Likewise.
992 (Layout::finish_dynamic_section): Likewise.
993 (Layout::set_dynamic_symbol_size): Likewise.
995 2011-07-08 Ian Lance Taylor <iant@google.com>
998 * options.h (class General_options): Add --unresolved-symbols.
999 * target-reloc.h (issue_undefined_symbol_error): Check
1000 --unresolved-symbols. Add comments.
1002 2011-07-08 Ian Lance Taylor <iant@google.com>
1004 * testsuite/odr_violation2.cc (Ordering::operator()): Make
1005 expression more complex.
1007 2011-07-08 Ian Lance Taylor <iant@google.com>
1010 * target-reloc.h (issue_undefined_symbol_error): New inline
1011 function, broken out of relocate_section.
1012 (relocate_section): Call issue_undefined_symbol_error.
1013 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1014 there is no TLS segment if we are about to issue an undefined
1016 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1018 2011-07-08 Ian Lance Taylor <iant@google.com>
1021 * resolve.cc (Symbol_table::should_override): Add fromtype
1022 parameter. Change all callers. Give error when linking together
1023 TLS and non-TLS symbol.
1024 (Symbol_table::should_override_with_special): Add fromtype
1025 parameter. Change all callers.
1026 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1027 there is no TLS segment if we have reported some errors.
1028 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1030 2011-07-08 Ian Lance Taylor <iant@google.com>
1033 * target.h (Target::plt_address_for_global): New function.
1034 (Target::plt_address_for_local): New function.
1035 (Target::plt_section_for_global): Remove.
1036 (Target::plt_section_for_local): Remove.
1037 (Target::do_plt_address_for_global): New virtual function.
1038 (Target::do_plt_address_for_local): New virtual function.
1039 (Target::do_plt_section_for_global): Remove.
1040 (Target::do_plt_section_for_local): Remove.
1041 (Target::register_global_plt_entry): Add Symbol_table and Layout
1043 * output.cc (Output_data_got::Got_entry::write): Use
1044 plt_address_for_global and plt_address_for_local.
1045 * layout.cc (Layout::add_target_dynamic_tags): Use size and
1046 address of output section.
1047 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
1048 got_irelative_, and irelative_count_ fields. Update
1050 (Output_data_plt_i386::has_irelative_section): New function.
1051 (Output_data_plt_i386::entry_count): Add irelative_count_.
1052 (Output_data_plt_i386::set_final_data_size): Likewise.
1053 (class Target_i386): Add got_irelative_ and rel_irelative_
1054 fields. Update declarations.
1055 (Target_i386::Target_i386): Initialize new fields.
1056 (Target_i386::do_plt_address_for_global): New function replacing
1057 do_plt_section_for_global.
1058 (Target_i386::do_plt_address_for_local): New function replacing
1059 do_plt_section_for_local.
1060 (Target_i386::got_section): Create got_irelative_.
1061 (Target_i386::rel_irelative_section): New function.
1062 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
1063 fields. Don't define __rel_iplt_{start,end}.
1064 (Output_data_plt_i386::add_entry): Add symtab and layout
1065 parameters. Change all callers. Use different PLT and GOT for
1067 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
1068 layout parameters. Change all callers. Use different PLT and
1070 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
1071 (Output_data_plt_i386::rel_irelative): New function.
1072 (Output_data_plt_i386::address_for_global): New function.
1073 (Output_data_plt_i386::address_for_local): New function.
1074 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
1075 IRELATIVE GOT when changing IFUNC GOT entries.
1076 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
1078 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
1079 if we didn't create an IRELATIVE GOT.
1080 (Target_i386::Relocate::relocate): Use plt_address_for_global and
1081 plt_address_for_local.
1082 (Target_i386::do_dynsym_value): Use plt_address_for_global.
1083 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
1084 got_irelative_, and irelative_count_ fields. Update
1086 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1087 Initialize new fields. Remove symtab parameter. Change all
1089 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
1091 (Output_data_plt_x86_64::has_irelative_section): New function.
1092 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
1093 (class Target_x86_64): Add got_irelative_ and rel_irelative_
1094 fields. Update declarations.
1095 (Target_x86_64::Target_x86_64): Initialize new fields.
1096 (Target_x86_64::do_plt_address_for_global): New function replacing
1097 do_plt_section_for_global.
1098 (Target_x86_64::do_plt_address_for_local): New function replacing
1099 do_plt_section_for_local.
1100 (Target_x86_64::got_section): Create got_irelative_.
1101 (Target_x86_64::rela_irelative_section): New function.
1102 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
1103 all callers. Don't create __rel_iplt_{start,end}.
1104 (Output_data_plt_x86_64::add_entry): Add symtab and layout
1105 parameters. Change all callers. Use different PLT and GOT for
1107 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
1108 layout parameters. Change all callers. Use different PLT and
1110 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
1111 parameters. Change all callers. Use different PLT and GOT for
1113 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
1114 (Output_data_plt_x86_64::rela_irelative): New function.
1115 (Output_data_plt_x86_64::address_for_global): New function.
1116 (Output_data_plt_x86_64::address_for_local): New function.
1117 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1118 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
1119 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
1120 (Target_x86_64::register_global_plt_entry): Add symtab and layout
1122 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
1124 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
1125 symbols if we didn't create an IRELATIVE GOT.
1126 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
1127 plt_address_for_local.
1128 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
1129 * testsuite/ifuncvar1.c: New test file.
1130 * testsuite/ifuncvar2.c: New test file.
1131 * testsuite/ifuncvar3.c: New test file.
1132 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
1133 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
1134 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
1135 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
1136 * testsuite/Makefile.in: Rebuild.
1138 2011-07-07 Cary Coutant <ccoutant@google.com>
1140 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
1141 (two_file_test_1_ndebug.o): Likewise.
1142 (two_file_test_1b_ndebug.o): Likewise.
1143 (two_file_test_2_ndebug.o): Likewise.
1144 (two_file_test_main_ndebug.o): Likewise.
1145 (incremental_test_2): Link with no-debug versions.
1147 2011-07-06 Cary Coutant <ccoutant@google.com>
1149 * gold/incremental.cc
1150 (Output_section_incremental_inputs::write_info_blocks): Check for
1151 hidden and internal symbols.
1153 2011-07-06 Cary Coutant <ccoutant@google.com>
1155 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
1156 Check disposition for startup file.
1157 (Incremental_inputs::report_command_line): Ignore
1158 --incremental-startup-unchanged option.
1159 * options.cc (General_options::parse_incremental_startup_unchanged):
1161 (General_options::General_options): Initialize new data member.
1162 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
1163 (General_options): Add --incremental-startup-unchanged option.
1164 (General_options::incremental_startup_disposition): New function.
1165 (General_options::incremental_startup_disposition_): New data member.
1167 2011-07-06 Cary Coutant <ccoutant@google.com>
1169 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
1170 input file index to Script_info ctor.
1171 (Sized_incremental_binary::do_file_has_changed): Find the
1172 command-line argument for files named in scripts.
1173 * incremental.h (Script_info::Script_info): New ctor
1174 with input file index.
1175 (Script_info::input_file_index): New function.
1176 (Script_info::input_file_index_): New data member.
1177 (Incremental_binary::get_library): Add const.
1178 (Incremental_binary::get_script_info): Add const.
1179 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
1180 * testsuite/Makefile.am (incremental_test_5): New test case.
1181 (incremental_test_6): New test case.
1182 * testsuite/Makefile.in: Regenerate.
1184 2011-07-06 Cary Coutant <ccoutant@google.com>
1186 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
1187 debug output when command lines differ.
1189 2011-07-06 Cary Coutant <ccoutant@google.com>
1191 * incremental.cc (Incremental_inputs::report_command_line): Ignore
1192 --incremental-patch option.
1193 * layout.cc (Free_list::allocate): Extend allocation beyond original
1195 (Layout::make_output_section): Mark sections that should get
1197 * options.cc (parse_percent): New function.
1198 * options.h (parse_percent): New function.
1199 (DEFINE_percent): New macro.
1200 (General_options): Add --incremental-patch option.
1201 * output.cc (Output_section::Output_section): Initialize new data
1203 (Output_section::add_input_section): Print section name when out
1205 (Output_section::add_output_section_data): Likewise.
1206 (Output_section::set_final_data_size): Add patch space when
1207 doing --incremental-full.
1208 (Output_section::do_reset_address_and_file_offset): Remove patch
1210 (Output_segment::set_section_list_addresses): Print debug output
1211 only if --incremental-update.
1212 * output.h (Output_section::set_is_patch_space_allowed): New function.
1213 (Output_section::is_patch_space_allowed_): New data member.
1214 (Output_section::patch_space_): New data member.
1215 * parameters.cc (Parameters::incremental_full): New function.
1216 * parameters.h (Parameters::incremental_full): New function
1217 * testsuite/Makefile.am (incremental_test_2): Add test for
1218 --incremental-patch option.
1219 * testsuite/Makefile.in: Regenerate.
1220 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
1221 (t18): Remove function body.
1223 2011-07-05 Doug Kwan <dougkwan@google.com>
1226 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
1227 Arm_Address type for relocation result.
1228 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
1230 (Arm_relocate_functions::abs32): Use unaligned access.
1231 (Arm_relocate_functions::rel32): Ditto.
1232 (Arm_relocate_functions::prel31): Ditto.
1233 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
1234 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
1235 static data relocations.
1236 * testsuite/Makefile.in: Regnerate.
1237 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
1239 2011-07-05 Ian Lance Taylor <iant@google.com>
1242 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
1243 symbols if necessary.
1244 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1246 2011-07-05 Ian Lance Taylor <iant@google.com>
1249 * resolve.cc (Symbol::override_base_with_special): Simply override
1250 version with special symbol version, ignoring previous version.
1252 2011-07-05 Ian Lance Taylor <iant@google.com>
1254 * object.cc (Sized_relobj_file::include_section_group): Add
1255 information to comment about signature location.
1257 2011-07-02 Ian Lance Taylor <iant@google.com>
1260 * options.h (class General_options): Add -f and -F.
1261 * options.cc (General_options::finalize): Fatal error if -f/-F
1262 are used without -shared.
1263 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
1265 2011-07-02 Ian Lance Taylor <iant@google.com>
1267 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
1269 2011-07-01 Ian Lance Taylor <iant@google.com>
1273 * resolve.cc (Symbol::override_base_with_special): Don't override
1274 the version if the overriding symbol has a different name.
1275 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
1276 all callers. If we give an error about an undefined version,
1277 define the base version if necessary.
1278 * dynobj.h (class Versions): Update declaration.
1279 * testsuite/weak_alias_test_5.cc: New file.
1280 * testsuite/weak_alias_test.script: New file.
1281 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
1282 and versioned_alias have the right value, and call t2.
1283 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
1284 weak_alias_test_5.so.
1285 (weak_alias_test_LDADD): Likewise.
1286 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
1287 * testsuite/Makefile.in: Rebuild.
1289 2011-07-01 Ian Lance Taylor <iant@google.com>
1292 * options.h (class General_options): Support -z notext.
1293 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1295 (two_file_shared_nonpic.so): Likewise.
1296 (two_file_shared_mixed.so): Likewise.
1297 (two_file_shared_mixed_1.so): Likewise.
1298 (weak_undef_lib_nonpic.so): Likewise.
1299 (alt/weak_undef_lib_nonpic.so): Likewise.
1300 (tls_test_shared_nonpic.so): Likewise.
1301 * testsuite/Makefile.in: Rebuild.
1303 2011-07-01 Ian Lance Taylor <iant@google.com>
1306 * configure.ac: Test whether static linking works, setting
1307 the automake conditional HAVE_STATIC.
1308 * testsuite/Makefile.am: Disable tests using -static if
1309 HAVE_STATIC is not true.
1310 * configure, testsuite/Makefile.in: Rebuild.
1312 2011-07-01 Ian Lance Taylor <iant@google.com>
1315 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1316 Assert if we see DW_EH_PE_indirect.
1317 * target.h (Target::ehframe_datarel_base): New function.
1318 (Target::do_ehframe_datarel_base): New target function.
1319 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1320 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1323 2011-07-01 Ian Lance Taylor <iant@google.com>
1326 * options.h (class General_options): Add
1327 --ld-generated-unwind-info.
1328 * ehframe.cc (Fde::write): Add address parameter. Change all
1329 callers. If associated with PLT, fill in address and size.
1330 (Cie::set_output_offset): Only add merge mapping if there is an
1332 (Cie::write): Add address parameter. Change all callers.
1333 (Eh_frame::add_ehframe_for_plt): New function.
1334 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1335 input_offset_ fields into union u_, with new plt field.
1336 (Fde::Fde): Adjust for new union field.
1337 (Fde::Fde) [Output_data version]: New constructor.
1338 (Fde::add_mapping): Only add merge mapping if there is an object.
1339 (class Cie): Update declarations.
1340 (class Eh_frame): Declare add_ehframe_for_plt.
1341 * layout.cc (Layout::layout_eh_frame): Break out code into
1342 make_eh_frame_section, and call it.
1343 (Layout::make_eh_frame_section): New function.
1344 (Layout::add_eh_frame_for_plt): New function.
1345 * layout.h (class Layout): Update declarations.
1346 * merge.cc (Merge_map::add_mapping): Add assertion.
1347 * i386.cc: Include "dwarf.h".
1348 (class Output_data_plt_i386): Make first_plt_entry,
1349 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1350 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1351 and plt_eh_frame_fde.
1352 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1353 boundary. Call add_eh_frame_for_plt if appropriate.
1354 * x86_64.cc: Include "dwarf.h".
1355 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1356 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1357 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1358 and plt_eh_frame_fde.
1359 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1362 2011-06-29 Ian Lance Taylor <iant@google.com>
1365 * object.cc (Sized_relobj_file::layout_section): Change shdr
1366 parameter to be const.
1367 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1369 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1370 appropriate. Call layout_eh_frame_section.
1371 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1373 * object.h (class Sized_relobj_file): Update declarations.
1375 2011-06-29 Ian Lance Taylor <iant@google.com>
1378 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1380 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1382 2011-06-29 Ian Lance Taylor <iant@google.com>
1385 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1387 * layout.cc (Layout::layout_eh_frame): Likewise.
1389 2011-06-29 Ian Lance Taylor <iant@google.com>
1392 * layout.cc (Layout::symtab_section_shndx): New function.
1393 * layout.h (class Layout): Declare symtab_section_shndx.
1394 * output.cc (Output_section::write_header): Call it.
1396 2011-06-29 Ian Lance Taylor <iant@google.com>
1399 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1400 symbols which are not used in a relocation.
1402 2011-06-28 Ian Lance Taylor <iant@google.com>
1405 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1406 script create indistinguishable segments.
1407 (Layout::set_segment_offsets): Use stable_sort when sorting
1408 segments. Pass this to Compare_segments constructor.
1409 * layout.h (class Layout): Make segment_precedes non-static.
1410 (class Compare_segments): Change from struct to class. Add
1411 layout_ field. Add constructor.
1412 * script-sections.cc
1413 (Script_sections::attach_sections_using_phdrs_clause): Rename
1414 local orphan to is_orphan. Don't report failure to put empty
1415 section in segment. On attachment failure, report name of
1416 section, and attach to first PT_LOAD segment.
1418 2011-06-28 Ian Lance Taylor <iant@google.com>
1421 * target-select.cc (Target_selector::Target_selector): Add
1422 emulation parameter. Change all callers.
1423 (select_target_by_bfd_name): Rename from select_target_by_name.
1425 (select_target_by_emulation): New function.
1426 (supported_emulation_names): New function.
1427 * target-select.h (class Target_selector): Add emulation_ field.
1428 Update declarations.
1429 (Target_selector::recognize_by_bfd_name): Rename from
1430 recognize_by_name. Change all callers.
1431 (Target_selector::supported_bfd_names): Rename from
1432 supported_names. Change all callers.
1433 (Target_selector::recognize_by_emulation): New function.
1434 (Target_selector::supported_emulations): New function.
1435 (Target_selector::emulation): New function.
1436 (Target_selector::do_recognize_by_bfd_name): Rename from
1437 do_recognize_by_name. Change all callers.
1438 (Target_selector::do_supported_bfd_names): Rename from
1439 do_supported_names. Change all callers.
1440 (Target_selector::do_recognize_by_emulation): New function.
1441 (Target_selector::do_supported_emulations): New function.
1442 (select_target_by_bfd_name): Change name in declaration.
1443 (select_target_by_emulation): Declare.
1444 (supported_emulation_names): Declare.
1445 * parameters.cc (parameters_force_valid_target): Try to find
1446 target based on emulation from -m option.
1447 * options.h (class General_options): Change doc string for -m.
1448 * options.cc (help): Print emulations.
1449 (General_options::parse_V): Likewise.
1450 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1451 Add emulation parameter. Change all callers.
1453 2011-06-28 Ian Lance Taylor <iant@google.com>
1455 * target.h (class Target): Add osabi_ field.
1456 (Target::osabi): New function.
1457 (Target::set_osabi): New function.
1458 (Target::Target): Initialize osabi_.
1459 (Target::do_adjust_elf_header): Make pure virtual.
1460 (Sized_target::do_adjust_elf_header): Declare.
1461 * target.cc (Sized_target::do_adjust_elf_header): New function.
1462 (class Sized_target): Instantiate all versions.
1463 * freebsd.h (class Target_freebsd): Remove.
1464 (Target_selector_freebsd::do_recognize): Call set_osabi on
1466 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1467 (Target_selector_freebsd::set_osabi): Remove.
1468 * i386.cc (class Target_i386): Inherit from Sized_target rather
1469 than Target_freebsd.
1470 * x86_64.cc (class Target_x86_64): Likewise.
1472 2011-06-28 Ian Lance Taylor <iant@google.com>
1474 * target.h (Target::can_check_for_function_pointers): Rewrite.
1476 (Target::can_icf_inline_merge_sections): Likewise.
1477 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1478 (Target::Target_info): Add can_icf_inline_merge_sections field.
1479 (Target::do_can_check_for_function_pointers): New virtual
1481 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1482 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1483 from can_check_for_function_pointers, move in file.
1484 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1485 section_may_have_icf_unsafe_poineters, move in file.
1486 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1487 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1488 Rename from can_check_for_function_pointers, move in file.
1489 (Target_i386::can_icf_inline_merge_sections): Remove.
1490 (Target_i386::i386_info): Initialize
1491 can_icf_inline_merge_sections.
1492 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1493 Initialize can_icf_inline_merge_sections.
1494 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1495 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1496 Rename from can_check_for_function_pointers, move in file.
1497 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1498 (Target_x86_64::x86_64_info): Initialize
1499 can_icf_inline_merge_sections.
1500 * testsuite/testfile.cc (Target_test::test_target_info):
1502 * icf.cc (get_section_contents): Correct formatting.
1504 2011-06-27 Ian Lance Taylor <iant@google.com>
1506 * symtab.cc (Symbol::versioned_name): New function.
1507 (Symbol_table::add_to_final_symtab): Use versioned_name when
1509 (Symbol_table::sized_write_symbol): Likewise.
1510 * symtab.h (class Symbol): Declare versioned_name.
1511 * stringpool.h (class Stringpool_template): Add variant of add
1512 which takes a std::basic_string.
1513 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1514 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1515 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1516 (ver_test_12.o): New target.
1517 * testsuite/Makefile.in: Rebuild.
1519 2011-06-27 Doug Kwan <dougkwan@google.com>
1521 * arm.cc (Arm_relocate_functions::thm_jump8,
1522 Arm_relocate_functions::thm_jump11): Use a wider signed
1523 type to compute offset.
1524 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1526 * testsuite/Makefile.in: Regenerate.
1527 * testsuite/arm_branch_in_range.sh: Check test results of
1528 arm_thm_jump11 and arm_thm_jump8.
1529 * testsuite/arm_thm_jump11.s: New test source file.
1530 * testsuite/arm_thm_jump11.t: New linker script.
1531 * testsuite/arm_thm_jump8.s: New test source file.
1532 * testsuite/arm_thm_jump8.t: New linker script.
1534 2011-06-24 Ian Lance Taylor <iant@google.com>
1536 * layout.cc: Include "object.h".
1537 (ctors_sections_in_init_array): New static variable.
1538 (Layout::is_ctors_in_init_array): New function.
1539 (Layout::layout): Add entry to ctors_sections_in_init_array if
1541 * layout.h (class Layout): Declare is_ctors_in_init_array.
1542 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1543 is_ctors_reverse_view is set.
1544 (Sized_relobj_file::write_sections): Add layout parameter. Change
1545 all callers. Set is_ctors_reverse_view field of View_size.
1546 (Sized_relobj_file::reverse_words): New function.
1547 * object.h (Sized_relobj_file::View_size): Add
1548 is_ctors_reverse_view field.
1549 (class Sized_relobj_file): Update declarations.
1550 * testsuite/initpri3.c: New test.
1551 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1553 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1554 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1555 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1556 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1557 * testsuite/Makefile.in: Rebuild.
1559 2011-06-24 Cary Coutant <ccoutant@google.com>
1561 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1562 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1563 (debug_msg_cdebug.err): New targets.
1564 * testsuite/Makefile.in: Regenerate.
1565 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1566 Fix checks for link with shared library.
1568 2011-06-24 Doug Kwan <dougkwan@google.com>
1570 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1571 skip empty text sections.
1572 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1574 2011-06-22 Ian Lance Taylor <iant@google.com>
1577 * options.h (class General_options): Add --ctors-in-init-array.
1578 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1579 friends as SHT_PROGBITS for merging sections.
1580 (Layout::layout): Remove special handling of .init_array and
1581 friends. Don't sort if doing relocatable link. Sort for .ctors
1582 and .dtors if ctors_in_init_array.
1583 (Layout::make_output_section): Force correct section types for
1584 .init_array and friends. Don't sort if doing relocatable link,
1585 Don't sort .ctors and .dtors if ctors_in_init_array.
1586 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1587 (Layout::output_section_name): Add relobj parameter. Change all
1588 callers. Handle .ctors. and .dtors. in code rather than table.
1589 Handle .ctors and .dtors if ctors_in_init_array.
1590 (Layout::match_file_name): New function, moved from output.cc.
1591 * layout.h (class Layout): Update declarations.
1592 * output.cc: Include "layout.h".
1593 (Input_section_sort_entry::get_priority): New function.
1594 (Input_section_sort_entry::match_file_name): Just call
1595 Layout::match_file_name.
1596 (Output_section::Input_section_sort_init_fini_compare::operator()):
1597 Handle .ctors and .dtors. Sort by explicit priority rather than
1599 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1600 * testsuite/initpri2.c: New test.
1601 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1602 (check_PROGRAMS): Add initpri2.
1603 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1604 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1605 * configure, testsuite/Makefile.in: Rebuild.
1607 2011-06-19 Ian Lance Taylor <iant@google.com>
1610 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1611 .interp section to a PT_INTERP segment even if we have seen a
1612 --dynamic-linker option. Don't do it if we have seen a PHDRS
1613 clause in a linker script.
1614 (Layout::finalize): Don't create a .interp section if we've
1615 already create a PT_INTERP segment.
1616 (Layout::create_interp): Always call choose_output_section (revert
1617 patch of 2011-06-17). Don't create PT_INTERP segment.
1618 * script-sections.cc
1619 (Script_sections::create_note_and_tls_segments): Add a .interp
1620 section to a PT_INTERP segment even if we have seen a
1621 --dynamic-linker option.
1623 2011-06-18 Ian Lance Taylor <iant@google.com>
1625 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1626 merely because a non-PT_LOAD segment has a dynamic reloc.
1628 2011-06-18 Ian Lance Taylor <iant@google.com>
1630 * layout.cc (Layout::finish_dynamic_section): Don't create
1631 DT_FLAGS entry if not needed.
1633 2011-06-18 Ian Lance Taylor <iant@google.com>
1636 * layout.cc (Layout::layout_eh_frame): Correct handling of
1637 writable .eh_frame section.
1639 2011-06-17 Ian Lance Taylor <iant@google.com>
1642 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1643 symbol is redefined with the exact same object and value.
1645 2011-06-17 Ian Lance Taylor <iant@google.com>
1648 * layout.h (class Layout): Add interp_segment_ field.
1649 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1650 (Layout::attach_allocated_section_to_segment): If making shared
1651 library, put .interp section in PT_INTERP segment.
1652 (Layout::finalize): Also call create_interp if -dynamic-linker
1654 (Layout::create_interp): Assert that there is no PT_INTERP
1655 segment. If not using a SECTIONS clause, use make_output_section.
1656 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1657 * script-sections.cc
1658 (Script_sections::create_note_and_tls_segments): If making shared
1659 library, put .interp section in PT_INTERP segment.
1661 2011-06-17 Ian Lance Taylor <iant@google.com>
1663 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1664 when making a shared library.
1666 2011-06-17 Ian Lance Taylor <iant@google.com>
1668 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1669 parameter. Change all callers. Don't issue warning about PC32
1670 against locally defined symbol.
1672 2011-06-16 Ian Lance Taylor <iant@google.com>
1674 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1675 occurs in same object.
1677 2011-06-14 Alan Modra <amodra@gmail.com>
1679 * po/POTFILES.in: Regenerate.
1681 2011-06-09 Ian Lance Taylor <iant@google.com>
1683 * script-sections.cc
1684 (Orphan_output_section::set_section_addresses): For a relocatable
1685 link set address to 0.
1687 2011-06-09 Cary Coutant <ccoutant@google.com>
1690 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1691 used with --compress-debug-sections.
1692 * gold/object.cc (Sized_relobj_file::do_layout): Report
1693 uncompressed size of compressed input sections.
1695 2011-06-08 Cary Coutant <ccoutant@google.com>
1698 * testsuite/two_file_test_2_v1.cc: Change initialization of
1699 v2 to keep it in .data.
1701 2011-06-07 Cary Coutant <ccoutant@google.com>
1703 * common.cc (Symbol_table::do_allocate_commons_list): Call
1705 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1706 (Errors::fallback): New function.
1707 (gold_fallback): New function.
1708 * errors.h (Errors::fallback): New function.
1709 * gold.cc (gold_exit): Change status parameter to enum; adjust
1711 (queue_initial_tasks): Call gold_fallback.
1712 * gold.h: Include cstdlib.
1713 (Exit_status): New enum type.
1714 (gold_exit): Change status parameter to enum.
1715 (gold_fallback): New function.
1716 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1717 (Layout::create_symtab_sections): Likewise.
1718 (Layout::create_shdrs): Likewise.
1719 * main.cc (main): Adjust call to gold_exit.
1720 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1721 (Output_data_got::add_got_entry_pair): Likewise.
1722 (Output_section::add_input_section): Likewise.
1723 (Output_section::add_output_section_data): Likewise.
1724 (Output_segment::set_section_list_addresses): Likewise.
1725 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1727 2011-06-07 Cary Coutant <ccoutant@google.com>
1729 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1730 for incremental links.
1731 * output.cc (Output_segment::set_section_list_addresses): Remove
1732 FIXME and test for TLS or BSS.
1734 2011-06-07 Cary Coutant <ccoutant@google.com>
1736 * testsuite/Makefile.am: Add incremental_copy_test,
1737 incremental_common_test_1.
1738 * testsuite/Makefile.in: Regenerate.
1739 * testsuite/common_test_1_v1.c: New source file.
1740 * testsuite/common_test_1_v2.c: New source file.
1741 * testsuite/copy_test_v1.cc: New source file.
1743 2011-06-07 Cary Coutant <ccoutant@google.com>
1745 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1746 update, allocate common from bss section's free list.
1747 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1748 linker-defined symbols.
1749 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1750 Skip GOT and PLT entries that are no longer referenced.
1751 (Output_section_incremental_inputs::write_info_blocks): Mark
1752 linker-defined symbols.
1753 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1754 * output.cc (Output_section::allocate): New function.
1755 * output.h (Output_section::allocate): New function.
1756 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1757 linker-defined symbols.
1758 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1759 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1760 (Symbol::init_base_output_data): Likewise.
1761 (Symbol::init_base_output_segment): Likewise.
1762 (Symbol::init_base_constant): Likewise.
1763 (Sized_symbol::init_output_data): Likewise.
1764 (Sized_symbol::init_output_segment): Likewise.
1765 (Sized_symbol::init_constant): Likewise.
1766 (Symbol_table::do_define_in_output_data): Likewise.
1767 (Symbol_table::do_define_in_output_segment): Likewise.
1768 (Symbol_table::do_define_as_constant): Likewise.
1769 * symtab.h (Symbol::is_predefined): New function.
1770 (Symbol::init_base_output_data): Add is_predefined parameter.
1771 (Symbol::init_base_output_segment): Likewise.
1772 (Symbol::init_base_constant): Likewise.
1773 (Symbol::is_predefined_): New data member.
1774 (Sized_symbol::init_output_data): Add is_predefined parameter.
1775 (Sized_symbol::init_output_segment): Likewise.
1776 (Sized_symbol::init_constant): Likewise.
1777 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1779 2011-06-07 Cary Coutant <ccoutant@google.com>
1781 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1782 instead of emit_copy_reloc.
1783 (Copy_relocs::emit_copy_reloc): Refactor.
1784 (Copy_relocs::make_copy_reloc): New function.
1785 (Copy_relocs::add_copy_reloc): Remove.
1786 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1788 (Copy_relocs::make_copy_reloc): New function.
1789 (Copy_relocs::add_copy_reloc): Remove.
1790 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1791 unchanged input files.
1792 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1793 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1794 Reserve BSS space for COPY relocations.
1795 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1796 (Output_section_incremental_inputs::write_info_blocks): Record
1797 whether a symbol is copied from a shared object.
1798 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1799 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1800 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1801 (Incremental_input_entry_reader::get_output_symbol_index): Add
1803 (Incremental_binary::emit_copy_relocs): New function.
1804 (Incremental_binary::do_emit_copy_relocs): New function.
1805 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1807 (Sized_incremental_binary::add_copy_reloc): New function.
1808 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1809 (Sized_incremental_binary::Copy_reloc): New struct.
1810 (Sized_incremental_binary::Copy_relocs): New typedef.
1811 (Sized_incremental_binary::copy_relocs_): New data member.
1812 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1813 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1814 * target.h (Sized_target::emit_copy_reloc): New function.
1815 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1817 2011-06-02 Cary Coutant <ccoutant@google.com>
1820 * gold/archive.cc (Archive::Archive): Initialize new data member.
1821 (Archive::include_all_members): Return if archive has already been
1823 * gold/archive.h (Archive::include_all_members_): New data member.
1825 2011-06-02 Nick Clifton <nickc@redhat.com>
1827 * dynobj.h: Fix spelling mistake in comment.
1828 * output.cc: Likewise.
1830 2011-05-31 Doug Kwan <dougkwan@google.com>
1834 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1835 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1836 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1837 redundant arm_exidx_test.so.
1838 * testsuite/Makefile.in: Regenerate.
1839 (check_SCRIPTS): Add pr12826.sh
1840 (check_DATA): Add pr12826.stdout
1841 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1842 * testsuite/pr12826.sh: New file.
1843 * testsuite/pr12826_1.s: Ditto.
1844 * testsuite/pr12826_1.s: Ditto.
1846 2011-05-30 Ian Lance Taylor <iant@google.com>
1848 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1851 2011-05-29 Ian Lance Taylor <iant@google.com>
1854 * testsuite/Makefile.am: Use different file name for two_file_test
1855 temporary file for each incremental test.
1856 * testsuite/Makefile.in: Rebuild.
1858 2011-05-29 Ian Lance Taylor <iant@google.com>
1860 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1861 binary input file is empty.
1863 2011-05-27 Ian Lance Taylor <iant@google.com>
1865 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1866 (ver_test_9.so): Likewise.
1867 * testsuite/Makefile.in: Rebuild.
1869 2011-05-26 Cary Coutant <ccoutant@google.com>
1871 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1872 * incremental.cc (Incremental_inputs::report_input_section): Fix
1873 comment, indentation.
1874 (Incremental_inputs::report_comdat_group): New function.
1875 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1876 of data for incremental input file entry.
1877 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1878 group count, COMDAT group signatures.
1879 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1880 an unchanged input file.
1881 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1882 Initialize new data member.
1883 (Incremental_object_entry::add_comdat_group): New function.
1884 (Incremental_object_entry::get_comdat_group_count): New function.
1885 (Incremental_object_entry::get_comdat_signature_key): New function.
1886 (Incremental_object_entry::groups_): New data member.
1887 (Incremental_inputs::report_comdat_group): New function.
1888 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1889 data for incremental input file entry.
1890 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1891 (Incremental_input_entry_reader::get_input_section): Adjust size of
1892 data for incremental input file entry.
1893 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1894 (Incremental_input_entry_reader::get_comdat_group_signature): New
1896 * object.cc (Sized_relobj::include_section_group): Report kept
1897 COMDAT groups for incremental links.
1899 2011-05-24 David Meyer <pdox@google.com>
1901 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1902 with name parameter. Add found_name parameter.
1903 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1904 * dirsearch.h (class Dirsearch): Update declaration.
1906 2011-05-24 Ian Lance Taylor <iant@google.com>
1908 * archive.cc (Library_base::should_include_member): Pull in object
1909 from archive if it defines the entry symbol.
1910 * parameters.cc (Parameters::entry): New function.
1911 * parameters.h (class Parameters): Declare entry.
1912 * output.h (class Output_file_header): Remove entry_ field.
1913 * output.cc (Output_file_header::Output_file_header): Remove entry
1914 parameter. Change all callers.
1915 (Output_file_header::entry): Use parameters->entry.
1916 * gold.cc (queue_middle_tasks): Likewise.
1917 * plugin.cc (Plugin_hook::run): Likewise.
1919 2011-05-24 Cary Coutant <ccoutant@google.com>
1921 * gold.cc (queue_initial_tasks): Pass incremental base filename
1922 to Output_file::open_base_file; don't print error message.
1923 * incremental-dump.cc (main): Adjust call to
1924 Output_file::open_for_modification.
1925 * incremental-dump.cc (main): Likewise.
1926 * incremental.cc (Incremental_inputs::report_command_line):
1927 Ignore --incremental-base option when comparing command lines.
1928 Ignore parameter when given as separate argument.
1929 * options.h (class General_options): Add --incremental-base.
1930 * output.cc (Output_file::Output_file):
1931 (Output_file::open_base_file): Add base_name and writable parameters;
1932 read base file into new file; print error message here.
1933 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1935 * output.h (Output_file::open_for_modification): Rename to...
1936 (Output_file::open_base_file): ...this; add base_name and
1937 writable parameters; adjust all callers.
1938 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1940 * testsuite/Makefile.am (incremental_test_4): Test
1942 * testsuite/Makefile.in: Regenerate.
1944 2011-05-24 Cary Coutant <ccoutant@google.com>
1946 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1948 * testsuite/Makefile.in: Regenerate.
1949 * testsuite/two_file_test_1_v1.cc: New test source file.
1950 * testsuite/two_file_test_1b_v1.cc: New test source file.
1951 * testsuite/two_file_test_2_v1.cc: New test source file.
1953 2011-05-24 Cary Coutant <ccoutant@google.com>
1955 * dynobj.h (Dynobj::do_dynobj): New function.
1956 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1957 flag and soname for shared objects.
1958 * incremental.cc (Incremental_inputs::report_object): Make
1959 either Incremental_object_entry or Incremental_dynobj_entry; add
1960 soname to string table.
1961 (Incremental_inputs::report_input_section): Add assertion.
1962 (Output_section_incremental_inputs::set_final_data_size): Adjust
1963 type of input file entry for shared libraries; adjust size of
1964 shared library info entry.
1965 (Output_section_incremental_inputs::write_input_files): Write
1966 as_needed flag for shared libraries.
1967 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1968 of input file entry for shared libraries; write soname.
1969 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1970 soname from incremental info.
1971 * incremental.h (enum Incremental_input_flags): Add
1972 INCREMENTAL_INPUT_AS_NEEDED.
1973 (Incremental_input_entry::Incremental_input_entry): Initialize new
1975 (Incremental_input_entry::set_as_needed): New function.
1976 (Incremental_input_entry::as_needed): New function.
1977 (Incremental_input_entry::do_dynobj_entry): New function.
1978 (Incremental_input_entry::as_needed_): New data member.
1979 (Incremental_object_entry::Incremental_object_entry): Don't check
1981 (Incremental_object_entry::do_type): Likewise.
1982 (class Incremental_dynobj_entry): New class.
1983 (Incremental_input_entry_reader::as_needed): New function.
1984 (Incremental_input_entry_reader::get_soname): New function.
1985 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1986 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1987 size of shared library info entry.
1988 * layout.cc (Layout::finish_dynamic_section): Don't test for
1989 incremental link when adding DT_NEEDED entries.
1990 * object.h (Object::Object): Initialize new data member.
1991 (Object::dynobj): New function.
1992 (Object::set_as_needed): New function.
1993 (Object::as_needed): New function.
1994 (Object::do_dynobj): New function.
1995 (Object::as_needed_): New data member.
1997 2011-05-24 Cary Coutant <ccoutant@google.com>
1999 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
2000 info; adjust display of GOT entries.
2001 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2002 vector of input objects; remove file_status_.
2003 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
2004 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
2005 got_plt reader; call target hooks to reserve GOT entries.
2006 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2007 of input file info header and GOT info entry.
2008 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
2010 (Got_plt_view_info::got_descriptor): Remove.
2011 (Got_plt_view_info::sym_index): New data member.
2012 (Got_plt_view_info::input_index): New data member.
2013 (Local_got_offset_visitor::visit): Write input file index.
2014 (Global_got_offset_visitor::visit): Write 0 for input file index.
2015 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
2016 with sym_index and input_index.
2017 (Output_section_incremental_inputs::write_got_plt): Adjust size of
2018 incremental info GOT entry; replace got_descriptor with input_index.
2019 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
2020 map from input file index to object.
2021 (Sized_relobj_incr::do_layout): Replace direct data member reference
2022 with accessor function.
2023 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
2024 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
2025 Adjust size of input file info header.
2026 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
2027 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
2028 (Incremental_input_entry_reader::get_input_section): Adjust size of
2029 input file info header.
2030 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
2031 of incremental info GOT entry.
2032 (Incremental_got_plt_reader::get_got_desc): Remove.
2033 (Incremental_got_plt_reader::get_got_symndx): New function.
2034 (Incremental_got_plt_reader::get_got_input_index): New function.
2035 (Sized_incremental_binary::Sized_incremental_binary): Remove
2036 file_status_; add input_objects_.
2037 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
2038 (Sized_incremental_binary::set_file_is_unchanged): Remove.
2039 (Sized_incremental_binary::file_is_unchanged): Remove.
2040 (Sized_incremental_binary::set_input_object): New function.
2041 (Sized_incremental_binary::input_object): New function.
2042 (Sized_incremental_binary::file_status_): Remove.
2043 (Sized_incremental_binary::input_objects_): New data member.
2044 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
2046 (Sized_relobj_incr::invalid_address): Move to base class.
2047 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
2049 (Sized_relobj_incr::do_output_section_offset): Likewise.
2050 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
2051 (Sized_relobj_incr::section_offsets_): Likewise.
2052 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
2054 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
2055 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
2056 with accessor function.
2057 (Sized_relobj_file::do_layout): Likewise.
2058 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
2059 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
2060 (Sized_relobj_file::compute_final_local_value): Replace refs to
2061 section_offsets_ with accessor function.
2062 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
2063 * object.h (Relobj::Relobj): Initialize new data members.
2064 (Relobj::add_dyn_reloc): New function.
2065 (Relobj::first_dyn_reloc): New function.
2066 (Relobj::dyn_reloc_count): New function.
2067 (Relobj::first_dyn_reloc_): New data member.
2068 (Relobj::dyn_reloc_count_): New data member.
2069 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
2071 (Sized_relobj::Address): New typedef.
2072 (Sized_relobj::invalid_address): Move here from child class.
2073 (Sized_relobj::Sized_relobj): Initialize new data members.
2074 (Sized_relobj::sized_relobj): New function.
2075 (Sized_relobj::is_output_section_offset_invalid): Move here from
2077 (Sized_relobj::get_output_section_offset): Likewise.
2078 (Sized_relobj::local_has_got_offset): Likewise.
2079 (Sized_relobj::local_got_offset): Likewise.
2080 (Sized_relobj::set_local_got_offset): Likewise.
2081 (Sized_relobj::do_for_all_local_got_entries): Likewise.
2082 (Sized_relobj::clear_got_offsets): New function.
2083 (Sized_relobj::section_offsets): Move here from child class.
2084 (Sized_relobj::do_output_section_offset): Likewise.
2085 (Sized_relobj::do_set_section_offset): Likewise.
2086 (Sized_relobj::Local_got_offsets): Likewise.
2087 (Sized_relobj::local_got_offsets_): Likewise.
2088 (Sized_relobj::section_offsets_): Likewise.
2089 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
2091 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
2093 (Sized_relobj_file::sized_relobj): New function
2094 (Sized_relobj_file::local_has_got_offset): Move to base class.
2095 (Sized_relobj_file::local_got_offset): Likewise.
2096 (Sized_relobj_file::set_local_got_offset): Likewise.
2097 (Sized_relobj_file::get_output_section_offset): Likewise.
2098 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
2099 (Sized_relobj_file::do_output_section_offset): Likewise.
2100 (Sized_relobj_file::do_set_section_offset): Likewise.
2101 (Sized_relobj_file::Local_got_offsets): Likewise.
2102 (Sized_relobj_file::local_got_offsets_): Likewise.
2103 (Sized_relobj_file::section_offsets_): Likewise.
2104 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
2106 (set_needs_dynsym_index): Convert relobj to derived class pointer.
2107 (Output_reloc::get_symbol_index): Likewise.
2108 (Output_reloc::local_section_offset): Likewise.
2109 (Output_reloc::get_address): Likewise.
2110 (Output_reloc::symbol_value): Likewise.
2111 (Output_data_got::reserve_slot): Move to class definition.
2112 (Output_data_got::reserve_local): New function.
2113 (Output_data_got::reserve_slot_for_global): Remove.
2114 (Output_data_got::reserve_global): New function.
2115 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
2116 (all constructors, two instantiations).
2117 (Output_reloc::get_relobj): New function (two instantiations).
2118 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
2119 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
2120 (Output_data_reloc::add_global): Adjust type of relobj.
2121 (Output_data_reloc::add_global_relative): Likewise.
2122 (Output_data_reloc::add_symbolless_global_addend): Likewise.
2123 (Output_data_reloc::add_local): Likewise.
2124 (Output_data_reloc::add_local_relative): Likewise.
2125 (Output_data_reloc::add_symbolless_local_addend): Likewise.
2126 (Output_data_reloc::add_local_section): Likewise.
2127 (Output_data_reloc::add_output_section): Likewise.
2128 (Output_data_reloc::add_absolute): Likewise.
2129 (Output_data_reloc::add_target_specific): Likewise.
2130 (Output_data_got::reserve_slot): Move definition here.
2131 (Output_data_got::reserve_local): New function.
2132 (Output_data_got::reserve_global): New function.
2133 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
2134 section_offsets_ with accessor function.
2135 (Sized_relobj_file::write_sections): Likewise.
2136 (Sized_relobj_file::do_relocate_sections): Likewise.
2137 * target.h (Sized_target::reserve_local_got_entry): New function.
2138 (Sized_target::reserve_global_got_entry): New function.
2139 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
2140 (Target_x86_64::reserve_global_got_entry): New function.
2141 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
2143 2011-05-23 Cary Coutant <ccoutant@google.com>
2145 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
2146 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
2147 bit when checking got_type.
2148 * incremental.cc (Sized_incremental_binary::setup_readers):
2149 Store symbol table and string table locations; initialize bit vector
2150 of file status flags.
2151 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
2153 (Sized_incremental_binary::do_process_got_plt): New function.
2154 (Sized_incremental_binary::get_symtab_view): Use stored locations.
2155 (Output_section_incremental_inputs::set_final_data_size): Record
2156 file index for each input file.
2157 (Output_section_incremental_inputs::write_got_plt): Store file index
2158 instead of input entry offset for each GOT entry.
2160 (Incremental_input_entry::Incremental_input_entry): Initialize new
2162 (Incremental_input_entry::set_offset): Store file index.
2163 (Incremental_input_entry::get_file_index): New function.
2164 (Incremental_input_entry::file_index_): New data member.
2165 (Incremental_binary::process_got_plt): New function.
2166 (Incremental_binary::do_process_got_plt): New function.
2167 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2169 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
2170 (Sized_incremental_binary::set_file_is_unchanged): New function.
2171 (Sized_incremental_binary::file_is_unchanged): New function.
2172 (Sized_incremental_binary::do_process_got_plt): New function.
2173 (Sized_incremental_binary::file_status_): New data member.
2174 (Sized_incremental_binary::main_symtab_loc_): New data member.
2175 (Sized_incremental_binary::main_strtab_loc_): New data member.
2176 * output.cc (Output_data_got::Got_entry::write): Add case
2178 (Output_data_got::add_global): Call add_got_entry.
2179 (Output_data_got::add_global_plt): Likewise.
2180 (Output_data_got::add_global_with_rel): Likewise.
2181 (Output_data_got::add_global_with_rela): Likewise.
2182 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
2183 (Output_data_got::add_global_pair_with_rela): Likewise.
2184 (Output_data_got::add_local): Call add_got_entry.
2185 (Output_data_got::add_local_plt): Likewise.
2186 (Output_data_got::add_local_with_rel): Likewise.
2187 (Output_data_got::add_local_with_rela): Likewise.
2188 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
2189 (Output_data_got::add_local_pair_with_rela): Likewise.
2190 (Output_data_got::reserve_slot): New function.
2191 (Output_data_got::reserve_slot_for_global): New function.
2192 (Output_data_got::add_got_entry): New function.
2193 (Output_data_got::add_got_entry_pair): New function.
2194 (Output_section::add_output_section_data): Edit FIXME.
2196 (Output_section_data_build::Output_section_data_build): New
2197 constructor with size parameter.
2198 (Output_data_space::Output_data_space): Likewise.
2199 (Output_data_got::Output_data_got): Initialize new data member; new
2200 constructor with size parameter.
2201 (Output_data_got::add_constant): Call add_got_entry.
2202 (Output_data_got::reserve_slot): New function.
2203 (Output_data_got::reserve_slot_for_global): New function.
2204 (class Output_data_got::Got_entry): Add RESERVED_CODE.
2205 (Output_data_got::add_got_entry): New function.
2206 (Output_data_got::add_got_entry_pair): New function.
2207 (Output_data_got::free_list_): New data member.
2208 * target.h (Sized_target::init_got_plt_for_update): New function.
2209 (Sized_target::register_global_plt_entry): New function.
2210 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2211 Initialize new data member; call init; add constructor with PLT count.
2212 (Output_data_plt_x86_64::init): New function.
2213 (Output_data_plt_x86_64::add_relocation): New function.
2214 (Output_data_plt_x86_64::reserve_slot): New function.
2215 (Output_data_plt_x86_64::free_list_): New data member.
2216 (Target_x86_64::init_got_plt_for_update): New function.
2217 (Target_x86_64::register_global_plt_entry): New function.
2218 (Output_data_plt_x86_64::add_entry): Allocate from free list for
2219 incremental updates.
2220 (Output_data_plt_x86_64::add_relocation): New function.
2221 * testsuite/object_unittest.cc (Object_test): Set default options.
2223 2011-05-16 Ian Lance Taylor <iant@google.com>
2225 * options.h (class General_options): Make -i a synonym for -r.
2227 2011-05-16 Ian Lance Taylor <iant@google.com>
2229 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
2231 2011-05-10 Cary Coutant <ccoutant@google.com>
2233 * object.cc (Sized_relobj::do_count_local_symbols): Check for
2236 2011-05-06 Ian Lance Taylor <iant@google.com>
2238 * layout.cc (Layout::layout): If the output section flags change,
2239 update the ordering.
2241 2011-04-25 Cary Coutant <ccoutant@google.com>
2243 * incremental-dump.cc (dump_incremental_inputs): Print local
2244 symbol info for each input file.
2246 (Output_section_incremental_inputs::set_final_data_size): Add local
2247 symbol info to input file entries in incremental info.
2248 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2249 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
2250 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
2251 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
2253 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
2254 (Sized_incr_relobj::do_relocate): Write the local symbols.
2255 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
2256 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
2257 Adjust size of input file header.
2258 (Incremental_inputs_reader::get_local_symbol_offset): New function.
2259 (Incremental_inputs_reader::get_local_symbol_count): New function.
2260 (Incremental_inputs_reader::get_input_section): Adjust size of input
2262 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
2263 (Sized_incr_relobj::This): New typedef.
2264 (Sized_incr_relobj::sym_size): New const data member.
2265 (Sized_incr_relobj::Local_symbol): New struct.
2266 (Sized_incr_relobj::do_output_local_symbol_count): New function.
2267 (Sized_incr_relobj::do_local_symbol_offset): New function.
2268 (Sized_incr_relobj::local_symbol_count_): New data member.
2269 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
2270 (Sized_incr_relobj::local_symbol_index_): New data member.
2271 (Sized_incr_relobj::local_symbol_offset_): New data member.
2272 (Sized_incr_relobj::local_dynsym_offset_): New data member.
2273 (Sized_incr_relobj::local_symbols_): New data member.
2274 * object.h (Relobj::output_local_symbol_count): New function.
2275 (Relobj::local_symbol_offset): New function.
2276 (Relobj::do_output_local_symbol_count): New function.
2277 (Relobj::do_local_symbol_offset): New function.
2278 (Sized_relobj::do_output_local_symbol_count): New function.
2279 (Sized_relobj::do_local_symbol_offset): New function.
2281 2011-04-22 Vladimir Simonov <sv@sw.ru>
2283 * descriptors.cc (set_close_on_exec): New function.
2284 (Descriptors::open): Use set_close_on_exec.
2285 * output.cc (S_ISLNK): Define if not defined.
2287 2011-04-22 Cary Coutant <ccoutant@google.com>
2289 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2291 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2292 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2293 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2295 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2296 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2297 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2299 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2301 (Incremental_binary::apply_incremental_relocs): New function.
2302 (Incremental_binary::do_apply_incremental_relocs): New function.
2303 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2305 (Sized_incremental_binary::add_global_symbol): New function.
2306 (Sized_incremental_binary::global_symbol): New function.
2307 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2308 (Sized_incremental_binary::symbol_map_): New data member.
2309 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2310 * target.h (Sized_target::apply_relocation): New function.
2311 * target-reloc.h (apply_relocation): New function.
2312 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2314 2011-04-22 Doug Kwan <dougkwan@google.com>
2316 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2317 flag of a SHT_ARM_EXIDX section.
2318 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2319 * testsuite/Makefile.in: Regenerate.
2320 * testsuite/arm_exidx_test.s: New file.
2321 * testsuite/arm_exidx_test.sh: Same.
2323 2011-04-20 Cary Coutant <ccoutant@google.com>
2326 * archive.h (Incremental_archive_entry::Archive_member):
2327 Initialize arg_serial_ (second constructor).
2329 2011-04-17 Ian Lance Taylor <iant@google.com>
2331 * object.cc (Relocate_info::location): Simplify location string.
2332 * errors.cc (Errors::error_at_location): Don't print program
2334 (Errors::warning_at_location): Likewise.
2335 (Errors::undefined_symbol): Likewise.
2336 * testsuite/debug_msg.sh: Update accordingly.
2338 2011-04-14 Cary Coutant <ccoutant@google.com>
2340 * gold/layout.cc (Layout::symtab_section_offset): New function.
2341 * gold/layout.h (Layout::symtab_section_offset): New function.
2342 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2344 2011-04-12 Ian Lance Taylor <iant@google.com>
2346 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2347 with MREMAP_MAYMOVE.
2348 * output.h (class Output_file): Add map_is_allocated_ field.
2349 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2350 not available, provide stubs. If mremap is not available, #define
2352 (MREMAP_MAYMOVE): Define if not defined.
2353 (Output_file::Output_file): Initialize map_is_allocated_.
2354 (Output_file::resize): Check map_is_allocated_.
2355 (Output_file::map_anonymous): If mmap fails, use malloc.
2356 (Output_file::unmap): Don't do anything for an anonymous map.
2357 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2358 is not available, provide stubs.
2359 (File_read::View::~View): Use free rather than delete[].
2360 (File_read::make_view): Use malloc rather than new[]. If mmap
2362 (File_read::find_or_make_view): Use malloc rather than new[].
2363 * gold.h: Remove HAVE_REMAP code.
2364 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2365 exists. Rename mremap to gold_mremap. If mmap is not available
2367 * configure, config.in: Rebuild.
2369 2011-04-11 Ian Lance Taylor <iant@google.com>
2371 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2372 initialize local variable v.
2374 2011-04-11 Cary Coutant <ccoutant@google.com>
2376 * archive.cc (Archive::include_member): Adjust call to
2378 (Add_archive_symbols::run): Track argument serial numbers.
2379 (Lib_group::include_member): Likewise.
2380 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2381 * archive.h (Incremental_archive_entry::Archive_member):
2382 Initialize arg_serial_.
2383 (Archive_member::arg_serial_): New data member.
2384 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2385 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2387 (Sized_dynobj::do_for_all_local_got_entries): New function.
2388 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2390 * fileread.cc (get_mtime): New function.
2391 * fileread.h (get_mtime): New function.
2392 * gold.cc (queue_initial_tasks): Check for incremental update.
2393 (process_incremental_input): New function.
2394 (queue_middle_tasks): Don't force valid target for incremental
2396 * incremental-dump.cc (find_input_containing_global): Adjust
2397 size of symbol info entry.
2398 (dump_incremental_inputs): Dump argument serial number and
2399 in_system_directory flag; bias shndx by 1; print symbol names
2400 when dumping per-file symbol lists; use new symbol info readers.
2402 (Output_section_incremental_inputs:update_data_size): New function.
2403 (Sized_incremental_binary::setup_readers): Setup input readers
2404 for each input file; build maps for files added from libraries
2406 (Sized_incremental_binary::check_input_args): New function.
2407 (Sized_incremental_binary::do_check_inputs): Build map of argument
2408 serial numbers to input arguments.
2409 (Sized_incremental_binary::do_file_has_changed): Rename
2410 do_file_is_unchanged to this; compare file modification times.
2411 (Sized_incremental_binary::do_init_layout): New function.
2412 (Sized_incremental_binary::do_reserve_layout): New function.
2413 (Sized_incremental_binary::do_get_input_reader): Remove.
2414 (Sized_incremental_binary::get_symtab_view): New function.
2415 (Incremental_checker::can_incrementally_link_output_file): Remove.
2416 (Incremental_inputs::report_command_line): Exclude --debug options.
2417 (Incremental_inputs::report_archive_begin): Add parameter; track
2418 argument serial numbers; don't put input file entry for archive
2419 before archive members.
2420 (Incremental_inputs::report_archive_end): Put input file entry
2421 for archive after archive members.
2422 (Incremental_inputs::report_object): Add parameter; track argument
2423 serial numbers and in_system_directory flag.
2424 (Incremental_inputs::report_script): Add parameter; track argument
2426 (Output_section_incremental_inputs::set_final_data_size): Adjust
2427 size of symbol info entry; check for forwarding symbols.
2428 (Output_section_incremental_inputs::write_input_files): Write
2429 in_system_directory flag and argument serial number.
2430 (Output_section_incremental_inputs::write_info_blocks): Map section
2431 indices between incremental info and original input file; store
2432 input section index for each symbol.
2433 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2434 change operator() to visit().
2435 (class Global_got_offset_visitor): Likewise.
2436 (class Global_symbol_visitor_got_plt):
2437 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2439 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2440 (Sized_incr_relobj::do_read_symbols): New function.
2441 (Sized_incr_relobj::do_layout): New function.
2442 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2443 (Sized_incr_relobj::do_add_symbols): New function.
2444 (Sized_incr_relobj::do_should_include_member): New function.
2445 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2446 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2447 (Sized_incr_relobj::do_section_size): New function.
2448 (Sized_incr_relobj::do_section_name): New function.
2449 (Sized_incr_relobj::do_section_contents): New function.
2450 (Sized_incr_relobj::do_section_flags): New function.
2451 (Sized_incr_relobj::do_section_entsize): New function.
2452 (Sized_incr_relobj::do_section_address): New function.
2453 (Sized_incr_relobj::do_section_type): New function.
2454 (Sized_incr_relobj::do_section_link): New function.
2455 (Sized_incr_relobj::do_section_info): New function.
2456 (Sized_incr_relobj::do_section_addralign): New function.
2457 (Sized_incr_relobj::do_initialize_xindex): New function.
2458 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2459 (Sized_incr_relobj::do_read_relocs): New function.
2460 (Sized_incr_relobj::do_gc_process_relocs): New function.
2461 (Sized_incr_relobj::do_scan_relocs): New function.
2462 (Sized_incr_relobj::do_count_local_symbols): New function.
2463 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2464 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2465 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2466 (Sized_incr_relobj::do_relocate): New function.
2467 (Sized_incr_relobj::do_set_section_offset): New function.
2468 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2469 (Sized_incr_dynobj::do_read_symbols): New function.
2470 (Sized_incr_dynobj::do_layout): New function.
2471 (Sized_incr_dynobj::do_add_symbols): New function.
2472 (Sized_incr_dynobj::do_should_include_member): New function.
2473 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2474 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2475 (Sized_incr_dynobj::do_section_size): New function.
2476 (Sized_incr_dynobj::do_section_name): New function.
2477 (Sized_incr_dynobj::do_section_contents): New function.
2478 (Sized_incr_dynobj::do_section_flags): New function.
2479 (Sized_incr_dynobj::do_section_entsize): New function.
2480 (Sized_incr_dynobj::do_section_address): New function.
2481 (Sized_incr_dynobj::do_section_type): New function.
2482 (Sized_incr_dynobj::do_section_link): New function.
2483 (Sized_incr_dynobj::do_section_info): New function.
2484 (Sized_incr_dynobj::do_section_addralign): New function.
2485 (Sized_incr_dynobj::do_initialize_xindex): New function.
2486 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2487 (make_sized_incremental_object): New function.
2488 (Incremental_library::copy_unused_symbols): New function.
2489 (Incremental_library::do_for_all_unused_symbols): New function.
2490 * incremental.h (enum Incremental_input_flags): New type.
2491 (class Incremental_checker): Remove.
2492 (Incremental_input_entry::Incremental_input_entry): Add argument
2494 (Incremental_input_entry::arg_serial): New function.
2495 (Incremental_input_entry::set_is_in_system_directory): New function.
2496 (Incremental_input_entry::is_in_system_directory): New function.
2497 (Incremental_input_entry::arg_serial_): New data member.
2498 (Incremental_input_entry::is_in_system_directory_): New data member.
2499 (class Script_info): Move here from script.h.
2500 (Script_info::Script_info): Add filename parameter.
2501 (Script_info::filename): New function.
2502 (Script_info::filename_): New data member.
2503 (Incremental_script_entry::Incremental_script_entry): Add argument
2505 (Incremental_object_entry::Incremental_object_entry): Likewise.
2506 (Incremental_object_entry::add_input_section): Build list of input
2507 sections with map to original shndx.
2508 (Incremental_object_entry::get_input_section_index): New function.
2509 (Incremental_object_entry::shndx_): New data member.
2510 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2511 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2512 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2514 (Incremental_inputs::report_archive_begin): Likewise.
2515 (Incremental_inputs::report_object): Likewise.
2516 (Incremental_inputs::report_script): Likewise.
2517 (class Incremental_global_symbol_reader): New class.
2518 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2519 and store flags and input file type.
2520 (Incremental_input_entry_reader::arg_serial): New function.
2521 (Incremental_input_entry_reader::type): Extract type from flags.
2522 (Incremental_input_entry_reader::is_in_system_directory): New function.
2523 (Incremental_input_entry_reader::get_input_section_count): Call
2524 accessor function for type.
2525 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2526 function for type; adjust size of global symbol entry.
2527 (Incremental_input_entry_reader::get_global_symbol_count): Call
2528 accessor function for type.
2529 (Incremental_input_entry_reader::get_object_count): Likewise.
2530 (Incremental_input_entry_reader::get_object_offset): Likewise.
2531 (Incremental_input_entry_reader::get_member_count): Likewise.
2532 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2533 (Incremental_input_entry_reader::get_member_offset): Likewise.
2534 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2535 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2536 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2537 (Incremental_input_entry_reader::get_global_symbol_reader): New
2539 (Incremental_input_entry_reader::get_output_symbol_index): New
2541 (Incremental_input_entry_reader::type_): Remove.
2542 (Incremental_input_entry_reader::flags_): New data member.
2543 (Incremental_inputs_reader::input_file_offset): New function.
2544 (Incremental_inputs_reader::input_file_index): New function.
2545 (Incremental_inputs_reader::input_file): Call input_file_offset.
2546 (Incremental_inputs_reader::input_file_at_offset): New function.
2547 (Incremental_relocs_reader::get_r_type): Reformat.
2548 (Incremental_relocs_reader::get_r_shndx): Reformat.
2549 (Incremental_relocs_reader::get_r_offset): Reformat.
2550 (Incremental_relocs_reader::data): New function.
2551 (Incremental_binary::Incremental_binary): Initialize new data members.
2552 (Incremental_binary::check_inputs): Add cmdline parameter.
2553 (Incremental_binary::file_is_unchanged): Remove.
2554 (Input_reader::arg_serial): New function.
2555 (Input_reader::get_unused_symbol_count): New function.
2556 (Input_reader::get_unused_symbol): New function.
2557 (Input_reader::do_arg_serial): New function.
2558 (Input_reader::do_get_unused_symbol_count): New function.
2559 (Input_reader::do_get_unused_symbol): New function.
2560 (Incremental_binary::input_file_count): New function.
2561 (Incremental_binary::get_input_reader): Change signature to use
2562 index instead of filename.
2563 (Incremental_binary::file_has_changed): New function.
2564 (Incremental_binary::get_input_argument): New function.
2565 (Incremental_binary::get_library): New function.
2566 (Incremental_binary::get_script_info): New function.
2567 (Incremental_binary::init_layout): New function.
2568 (Incremental_binary::reserve_layout): New function.
2569 (Incremental_binary::output_file): New function.
2570 (Incremental_binary::do_check_inputs): New function.
2571 (Incremental_binary::do_file_is_unchanged): Remove.
2572 (Incremental_binary::do_file_has_changed): New function.
2573 (Incremental_binary::do_init_layout): New function.
2574 (Incremental_binary::do_reserve_layout): New function.
2575 (Incremental_binary::do_input_file_count): New function.
2576 (Incremental_binary::do_get_input_reader): Change signature.
2577 (Incremental_binary::input_args_map_): New data member.
2578 (Incremental_binary::library_map_): New data member.
2579 (Incremental_binary::script_map_): New data member.
2580 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2582 (Sized_incremental_binary::output_section): New function.
2583 (Sized_incremental_binary::inputs_reader): Add const.
2584 (Sized_incremental_binary::symtab_reader): Add const.
2585 (Sized_incremental_binary::relocs_reader): Add const.
2586 (Sized_incremental_binary::got_plt_reader): Add const.
2587 (Sized_incremental_binary::get_symtab_view): New function.
2588 (Sized_incremental_binary::Inputs_reader): New typedef.
2589 (Sized_incremental_binary::Input_entry_reader): New typedef.
2590 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2591 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2592 (Sized_incremental_binary::do_file_has_changed): New function.
2593 (Sized_incremental_binary::do_init_layout): New function.
2594 (Sized_incremental_binary::do_reserve_layout): New function.
2595 (Sized_input_reader::Inputs_reader): Remove.
2596 (Sized_input_reader::Input_entry_reader): Remove.
2597 (Sized_input_reader::do_arg_serial): New function.
2598 (Sized_input_reader::do_get_unused_symbol_count): New function.
2599 (Sized_input_reader::do_get_unused_symbol): New function.
2600 (Sized_incremental_binary::do_input_file_count): New function.
2601 (Sized_incremental_binary::do_get_input_reader): Change signature;
2602 use index instead of filename.
2603 (Sized_incremental_binary::section_map_): New data member.
2604 (Sized_incremental_binary::input_entry_readers_): New data member.
2605 (class Sized_incr_relobj): New class.
2606 (class Sized_incr_dynobj): New class.
2607 (make_sized_incremental_object): New function.
2608 (class Incremental_library): New class.
2609 * layout.cc (Free_list::num_lists): New static data member.
2610 (Free_list::num_nodes): New static data member.
2611 (Free_list::num_removes): New static data member.
2612 (Free_list::num_remove_visits): New static data member.
2613 (Free_list::num_allocates): New static data member.
2614 (Free_list::num_allocate_visits): New static data member.
2615 (Free_list::init): New function.
2616 (Free_list::remove): New function.
2617 (Free_list::allocate): New function.
2618 (Free_list::dump): New function.
2619 (Free_list::print_stats): New function.
2620 (Layout_task_runner::run): Resize output file for incremental updates.
2621 (Layout::Layout): Initialize new data members.
2622 (Layout::set_incremental_base): New function.
2623 (Layout::init_fixed_output_section): New function.
2624 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2625 incremental updates.
2626 (Layout::create_gold_note): Do not create gold note section for
2627 incremental updates.
2628 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2629 for incremental updates.
2630 (Layout::set_section_offsets): For incremental updates, allocate space
2632 (Layout::create_symtab_sections): Layout with offsets relative to
2633 start of section; for incremental updates, allocate space from free
2635 (Layout::create_shdrs): For incremental updates, allocate space from
2637 (Layout::finish_dynamic_section): For incremental updates, do not
2638 check --as-needed (fixed in subsequent patch).
2639 * layout.h (class Free_list): New class.
2640 (Layout::set_incremental_base): New function.
2641 (Layout::incremental_base): New function.
2642 (Layout::init_fixed_output_section): New function.
2643 (Layout::allocate): New function.
2644 (Layout::incremental_base_): New data member.
2645 (Layout::free_list_): New data member.
2646 * main.cc (main): Print Free_list statistics.
2647 * object.cc (Relobj::finalize_incremental_relocs): Add
2648 clear_counts parameter; clear counts only when clear_counts is set.
2649 (Sized_relobj::Sized_relobj): Initialize new base class.
2650 (Sized_relobj::do_layout): Don't report special sections.
2651 (Sized_relobj::do_for_all_local_got_entries): New function.
2652 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2653 symtab_off to all symbol table offsets.
2654 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2655 * object.h (class Got_offset_list): Move to top of file.
2656 (Object::Object): Allow case where input_file == NULL.
2657 (Object::~Object): Likewise.
2658 (Object::input_file): Assert that input_file != NULL.
2659 (Object::lock): Allow case where input_file == NULL.
2660 (Object::unlock): Likewise.
2661 (Object::is_locked): Likewise.
2662 (Object::token): Likewise.
2663 (Object::release): Likewise.
2664 (Object::is_incremental): New function.
2665 (Object::get_mtime): New function.
2666 (Object::for_all_local_got_entries): New function.
2667 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2668 (Object::set_is_in_system_directory): New function.
2669 (Object::is_in_system_directory): New function.
2670 (Object::do_is_incremental): New function.
2671 (Object::do_get_mtime): New function.
2672 (Object::do_for_all_local_got_entries): New function.
2673 (Object::is_in_system_directory_): New data member.
2674 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2675 (class Sized_relobj_base): New class.
2676 (class Sized_relobj): Derive from Sized_relobj_base.
2677 (class Sized_relobj::Symbols): Redeclare from base class.
2678 (class Sized_relobj::local_got_offset_list): Remove.
2679 (class Sized_relobj::Output_sections): Redeclare from base class.
2680 (class Sized_relobj::do_for_all_local_got_entries): New function.
2681 (class Sized_relobj::write_local_symbols): Add offset parameter.
2682 (class Sized_relobj::local_symbol_offset_): Update comment.
2683 (class Sized_relobj::local_dynsym_offset_): Update comment.
2684 * options.cc (Input_arguments::add_file): Remove const.
2685 * options.h (Input_file_argument::Input_file_argument):
2686 Initialize arg_serial_ (all constructors).
2687 (Input_file_argument::set_arg_serial): New function.
2688 (Input_file_argument::arg_serial): New function.
2689 (Input_file_argument::arg_serial_): New data member.
2690 (Input_arguments::Input_arguments): Initialize file_count_.
2691 (Input_arguments::add_file): Remove const.
2692 (Input_arguments::number_of_input_files): New function.
2693 (Input_arguments::file_count_): New data member.
2694 (Command_line::number_of_input_files): Call
2695 Input_arguments::number_of_input_files.
2696 * output.cc (Output_segment_headers::Output_segment_headers):
2698 (Output_section::Input_section::current_data_size): New function.
2699 (Output_section::Output_section): Initialize new data members.
2700 (Output_section::add_input_section): Don't do merge sections for
2701 an incremental link; allocate space from free list for an
2703 (Output_section::add_output_section_data): Allocate space from
2704 free list for an incremental update.
2705 (Output_section::update_data_size): New function.
2706 (Output_section::set_fixed_layout): New function.
2707 (Output_section::reserve): New function.
2708 (Output_segment::set_section_addresses): Remove const.
2709 (Output_segment::set_section_list_addresses): Remove const; allocate
2710 space from free list for an incremental update.
2711 (Output_segment::set_offset): Adjust size of RELRO segment for an
2713 * output.h (Output_data::current_data_size): Move here from
2715 (Output_data::pre_finalize_data_size): New function.
2716 (Output_data::update_data_size): New function.
2717 (Output_section_headers::update_data_size): new function.
2718 (Output_section_data_build::current_data_size): Move to Output_data.
2719 (Output_data_strtab::update_data_size): New function.
2720 (Output_section::current_data_size): Move to Output_data.
2721 (Output_section::set_fixed_layout): New function.
2722 (Output_section::has_fixed_layout): New function.
2723 (Output_section::reserve): New function.
2724 (Output_section::update_data_size): New function.
2725 (Output_section::has_fixed_layout_): New data member.
2726 (Output_section::free_list_): New data member.
2727 (Output_segment::set_section_addresses): Remove const.
2728 (Output_segment::set_section_list_addresses): Remove const.
2729 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2731 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2733 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2734 parameter when calling Add_symbols constructor; store argument
2735 serial number for members of a lib group.
2736 (Add_symbols::locks): Allow case where token == NULL.
2737 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2738 (Read_member::~Read_member): New function.
2739 (Read_member::is_runnable): New function.
2740 (Read_member::locks): New function.
2741 (Read_member::run): New function.
2742 (Check_script::~Check_script): New function.
2743 (Check_script::is_runnable): New function.
2744 (Check_script::locks): New function.
2745 (Check_script::run): New function.
2746 (Check_library::~Check_library): New function.
2747 (Check_library::is_runnable): New function.
2748 (Check_library::locks): New function.
2749 (Check_library::run): New function.
2750 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2751 (Add_symbols::library_): New data member.
2752 (class Read_member): New class.
2753 (class Check_script): New class.
2754 (class Check_library): New class.
2755 * reloc.cc (Read_relocs::is_runnable): Allow case where
2757 (Read_relocs::locks): Likewise.
2758 (Scan_relocs::locks): Likewise.
2759 (Relocate_task::locks): Likewise.
2760 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2762 (Sized_relobj::incremental_relocs_scan): Fix comment.
2763 (Sized_relobj::do_relocate): Pass output file offset to
2764 write_local_symbols.
2765 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2766 from class declaration.
2767 * script.cc (read_input_script): Allocate Script_info; pass
2768 argument serial number to report_script.
2769 * script.h (class Script_info): Move to incremental.h.
2770 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2771 * symtab.h (Symbol_table::add_from_incrobj): New function.
2772 (Symbol_table::set_file_offset): New function.
2774 2011-04-05 Cary Coutant <ccoutant@google.com>
2776 * incremental-dump.cc (dump_incremental_inputs): Change signature
2777 to take a Sized_incremental_binary; change caller. Use readers
2778 in Sized_incremental_binary.
2780 (Sized_incremental_binary::find_incremental_inputs_sections):
2781 Rename do_find_incremental_inputs_sections to this.
2782 (Sized_incremental_binary::setup_readers): New function.
2783 (Sized_incremental_binary::do_check_inputs): Check
2784 has_incremental_info_ flag; move setup code to setup_readers;
2786 (Sized_incremental_binary::do_file_is_unchanged): New function.
2787 (Sized_incremental_binary::do_get_input_reader): New function.
2788 * incremental.h (class Incremental_binary): Move to end of file.
2789 (Incremental_binary::file_is_unchanged): New function.
2790 (Incremental_binary::do_file_is_unchanged): New function.
2791 (Incremental_binary::Input_reader): New class.
2792 (Incremental_binary::get_input_reader): New function.
2793 (class Sized_incremental_binary): Move to end of file.
2794 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2795 input section reader classes.
2796 (Sized_incremental_binary::has_incremental_info): New function.
2797 (Sized_incremental_binary::inputs_reader): New function.
2798 (Sized_incremental_binary::symtab_reader): New function.
2799 (Sized_incremental_binary::relocs_reader): New function.
2800 (Sized_incremental_binary::got_plt_reader): New function.
2801 (Sized_incremental_binary::do_file_is_unchanged): New function.
2802 (Sized_incremental_binary::Sized_input_reader): New class.
2803 (Sized_incremental_binary::get_input_reader): New function.
2804 (Sized_incremental_binary::find_incremental_inputs_sections):
2805 Rename do_find_incremental_inputs_sections to this.
2806 (Sized_incremental_binary::setup_readers): New function.
2807 (Sized_incremental_binary::has_incremental_info_): New data member.
2808 (Sized_incremental_binary::inputs_reader_): New data member.
2809 (Sized_incremental_binary::symtab_reader_): New data member.
2810 (Sized_incremental_binary::relocs_reader_): New data member.
2811 (Sized_incremental_binary::got_plt_reader_): New data member.
2812 (Sized_incremental_binary::current_input_file_): New data member.
2814 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2817 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2820 2011-03-30 Cary Coutant <ccoutant@google.com>
2822 * archive.cc (Archive::include_member): Adjust call to report_object.
2823 (Add_archive_symbols::run): Add script_info to call to
2824 report_archive_begin.
2825 (Lib_group::include_member): Adjust call to report_object.
2826 (Add_lib_group_symbols::run): Adjust call to report_object.
2827 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2828 blocks. Add object count for script input files.
2829 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2830 script_info parameter; change all callers.
2831 (Incremental_inputs::report_object): Add script_info parameter;
2833 (Incremental_inputs::report_script): Store backpointer to
2834 incremental info entry.
2835 (Output_section_incremental_inputs::set_final_data_size): Record
2836 additional information for scripts.
2837 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2838 * incremental.h (Incremental_script_entry::add_object): New function.
2839 (Incremental_script_entry::get_object_count): New function.
2840 (Incremental_script_entry::get_object): New function.
2841 (Incremental_script_entry::objects_): New data member; adjust
2843 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2844 (Incremental_inputs::report_object): Add script_info parameter.
2845 (Incremental_inputs_reader::get_object_count): New function.
2846 (Incremental_inputs_reader::get_object_offset): New function.
2847 * options.cc (Input_arguments::add_file): Return reference to
2849 * options.h (Input_argument::set_script_info): New function.
2850 (Input_argument::script_info): New function.
2851 (Input_argument::script_info_): New data member; adjust all
2853 (Input_file_group::add_file): Return reference to new input argument.
2854 (Input_file_lib::add_file): Likewise.
2855 (Input_arguments::add_file): Likewise.
2856 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2857 * script.cc (Parser_closure::Parser_closure): Add script_info
2858 parameter; adjust all callers.
2859 (Parser_closure::script_info): New function.
2860 (Parser_closure::script_info_): New data member.
2861 (read_input_script): Report scripts earlier to incremental info.
2862 (script_add_file): Set script_info in Input_argument.
2863 (script_add_library): Likewise.
2864 * script.h (Script_options::Script_info): Rewrite class.
2866 2011-03-29 Cary Coutant <ccoutant@google.com>
2868 * archive.cc (Library_base::should_include_member): Move
2869 method here from class Archive.
2870 (Archive::Archive): Initialize base class.
2871 (Archive::should_include_member): Move to base class.
2872 (Archive::do_for_all_unused_symbols): New function.
2873 (Add_archive_symbols::run): Remove redundant access to
2875 (Lib_group::Lib_group): Initialize base class.
2876 (Lib_group::do_filename): New function.
2877 (Lib_group::include_member): Pass pointer to Lib_group to
2879 (Lib_group::do_for_all_unused_symbols): New function.
2880 (Add_lib_group_symbols::run): Report archive information for
2882 * archive.h (class Library_base): New base class.
2883 (class Archive): Derive from Library_base.
2884 (Archive::filename): Move to base class.
2885 (Archive::set_incremental_info): Likewise.
2886 (Archive::incremental_info): Likewise.
2887 (Archive::Should_include): Likewise.
2888 (Archive::should_include_member): Likewise.
2889 (Archive::Armap_entry): Remove.
2890 (Archive::Unused_symbol_iterator): Remove.
2891 (Archive::unused_symbols_begin): Remove.
2892 (Archive::unused_symbols_end): Remove.
2893 (Archive::do_filename): New function.
2894 (Archive::do_get_mtime): New function.
2895 (Archive::do_for_all_unused_symbols): New function.
2896 (Archive::task_): Move to base class.
2897 (Archive::incremental_info_): Likewise.
2898 (class Lib_group): Derive from Library_base.
2899 (Lib_group::do_filename): New function.
2900 (Lib_group::do_get_mtime): New function.
2901 (Lib_group::do_for_all_unused_symbols): New function.
2902 (Lib_group::task_): Move to base class.
2903 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2905 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2907 * incremental.cc (Incremental_inputs::report_archive_begin):
2908 Use Library_base; call library's get_mtime; add incremental inputs
2909 entry before members.
2910 (class Unused_symbol_visitor): New class.
2911 (Incremental_inputs::report_archive_end): Use Library_base; use
2912 visitor class to record unused symbols; don't add incremental inputs
2913 entry after members.
2914 (Incremental_inputs::report_object): Use Library_base.
2916 (Incremental_archive_entry::Incremental_archive_entry): Remove
2917 unused Archive parameter.
2918 (Incremental_inputs::report_archive_begin): Use Library_base.
2919 (Incremental_inputs::report_archive_end): Likewise.
2920 (Incremental_inputs::report_object): Likewise.
2921 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2923 * object.h (Object::for_all_global_symbols): New function.
2924 (Object::do_for_all_global_symbols): New function.
2925 (Sized_relobj::do_for_all_global_symbols): New function.
2926 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2928 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2931 2011-03-27 Ian Lance Taylor <iant@google.com>
2933 * archive.cc (Archive::interpret_header): Return -1 if something
2934 goes wrong. Change callers accordingly.
2936 2011-03-25 Cary Coutant <ccoutant@google.com>
2938 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2939 * testsuite/Makefile.in: Regenerate.
2941 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2943 * plugin.cc (get_view): New.
2944 (Plugin::load): Pass get_view to the plugin.
2945 (Plugin_manager::get_view): New.
2947 2011-03-21 Ian Lance Taylor <iant@google.com>
2949 * testsuite/final_layout.sh: Rewrite to not use dc.
2950 * testsuite/relro_test.sh: Fail if dc is not present.
2952 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2954 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2956 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2957 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2959 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2960 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2962 2011-03-14 Ian Lance Taylor <iant@google.com>
2964 * script-sections.cc (Sort_output_sections::script_compare):
2965 Rename from is_before, change return type.
2966 (Sort_output_sections::operator()): Adjust accordingly.
2968 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2971 * testsuite/odr_violation2.cc: Add comment to make all error line
2972 numbers double digits.
2973 * testsuite/debug_msg.sh: Adjust expected errors.
2975 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2977 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2978 but mark earlier ones as non-canonical
2979 (offset_to_iterator): Update search target and example
2980 (do_addr2line): Return extra lines in a vector*
2981 (format_file_lineno): Extract from do_addr2line
2982 (one_addr2line): Add vector* out-param
2983 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2984 when a lineno entry appeared last for its instruction
2985 (Dwarf_line_info): Add vector* out-param
2986 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2987 * symtab.cc (Odr_violation_compare): Include the lineno in the
2989 (linenos_from_loc): New. Combine the canonical line for an
2990 address with its other lines.
2991 (True_if_intersect): New. Helper functor to make
2992 std::set_intersection a query.
2993 (detect_odr_violations): Compare sets of lines instead of just
2994 one line for each function. This became less deterministic, but
2995 has fewer false positives.
2996 * symtab.h: Declarations.
2997 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2998 mix an optimized and non-optimized object in the same binary
2999 (odr_violation2.so): Same.
3000 * testsuite/Makefile.in: Regenerate from Makefile.am.
3001 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
3002 * testsuite/debug_msg.sh: Update line numbers and add
3004 * testsuite/odr_violation1.cc: Use OdrDerived, in a
3005 non-optimized context.
3006 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
3007 isn't inlined, and use OdrDerived in an optimized context.
3008 * testsuite/odr_header1.h: Defines OdrDerived, where
3009 optimization will change the
3010 first-instruction-in-the-destructor's file and line number.
3011 * testsuite/odr_header2.h: Defines OdrBase.
3013 2011-03-09 Ian Lance Taylor <iant@google.com>
3015 * fileread.cc (File_read::clear_views): Don't delete the whole
3018 2011-03-08 Ian Lance Taylor <iant@google.com>
3021 * fileread.cc: #include <climits>.
3022 (GOLD_IOV_MAX): Define.
3023 (File_read::read_multiple): Limit number of entries by iov_max.
3024 * fileread.h (class File_read): Always set max_readv_entries to
3027 2011-03-07 Ian Lance Taylor <iant@google.com>
3030 * options.h (class General_options): Add -dy and -dn.
3032 2011-03-02 Cary Coutant <ccoutant@google.com>
3034 * testsuite/script_test_9.t: Add TLS segment.
3036 2011-03-02 Simon Baldwin <simonb@google.com>
3038 * configure.ac: Add check for gnu_indirect_function support in
3039 the toolchain building binutils.
3040 * configure: Rebuild.
3042 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
3044 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
3045 plugin only symbols.
3046 (Symbol_table::sized_finalize_symbol) Mark symbol only present
3047 in plugin files as not needed in the symbol table.
3049 2011-02-11 Sriraman Tallam <tmsriram@google.com>
3051 * output.cc (Output_section::add_input_section): Delay fill
3052 generation for section ordering.
3054 2011-02-09 Ian Lance Taylor <iant@google.com>
3057 * object.h (class Sized_relobj): Remove clear_local_symbols.
3058 * reloc.cc (Sized_relobj::do_relocate): Don't call
3059 clear_local_symbols.
3061 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
3063 * plugin.cc (is_visible_from_outside): Return true for symbols
3066 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
3068 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
3071 2011-02-02 Sriraman Tallam <tmsriram@google.com>
3073 * icf.h (is_section_foldable_candidate): Change type of parameter
3075 * icf.cc (Icf::find_identical_sections): Change type of local variable
3076 section_name to be std::string.
3077 (is_function_ctor_or_dtor): Change type of parameter to std::string.
3079 2011-01-25 Ian Lance Taylor <iant@google.com>
3081 * script.cc (script_add_extern): Rewrite to use
3082 add_symbol_reference.
3084 2011-01-25 Doug Kwan <dougkwan@google.com>
3086 * icf.cc (get_section_contents): Always lock section's object.
3088 2011-01-24 Ian Lance Taylor <iant@google.com>
3090 * options.h (class General_options): Accept
3091 --no-detect-odr-violations.
3093 2011-01-24 Ian Lance Taylor <iant@google.com>
3095 * version.cc (version_string): Bump to 1.11.
3097 2011-01-24 Ian Lance Taylor <iant@google.com>
3099 * plugin.cc (class Plugin_rescan): Define new class.
3100 (Plugin_manager::claim_file): Set any_claimed_.
3101 (Plugin_manager::save_archive): New function.
3102 (Plugin_manager::save_input_group): New function.
3103 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
3105 (Plugin_manager::new_undefined_symbol): New function.
3106 (Plugin_manager::rescan): New function.
3107 (Plugin_manager::rescannable_defines): New function.
3108 (Plugin_manager::add_input_file): Set any_added_.
3109 * plugin.h (class Plugin_manager): define new fields rescannable_,
3110 undefined_symbols_, any_claimed_, and any_added_. Declare
3111 Plugin_rescan as friend. Declare new functions.
3112 (Plugin_manager::Rescannable): Define type.
3113 (Plugin_manager::Rescannable_list): Define type.
3114 (Plugin_manager::Undefined_symbol_list): Define type.
3115 (Plugin_manager::Plugin_manager): Initialize new fields.
3116 * archive.cc (Archive::defines_symbol): New function.
3117 (Add_archive_symbols::run): Pass archive to plugins if any.
3118 * archive.h (class Archive): Declare defines_symbol.
3119 * readsyms.cc (Input_group::~Input_group): New function.
3120 (Finish_group::run): Pass input_group to plugins if any.
3121 * readsyms.h (class Input_group): Declare destructor.
3122 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
3125 2011-01-10 Ian Lance Taylor <iant@google.com>
3127 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
3129 (Layout::set_segment_offsets): Reset increase_relro before calling
3130 set_section_addresses a second time.
3132 2011-01-04 Cary Coutant <ccoutant@google.com>
3134 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
3135 sections before NOBITS sections.
3137 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
3139 * version.cc (print_version): Update copyright to 2011.
3141 2010-12-23 Cary Coutant <ccoutant@google.com>
3143 * output.h (Output_data_reloc::add_output_section): Pass OD instead
3144 of OS to this->add. Add OD parameter to second form of the function.
3146 2010-12-20 Ian Lance Taylor <iant@google.com>
3148 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
3149 second of two consecutive entries with same offset.
3151 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3153 * testsuite/Makefile.am (ifuncmain2static_LDADD)
3154 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
3155 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
3156 to avoid unneeded links against $(LDADD).
3157 * testsuite/Makefile.in: Regenerate.
3159 2010-12-15 Ian Lance Taylor <iant@google.com>
3162 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
3163 for R_X86_64_32 and R_X86_64_PC32.
3164 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
3165 ver_matching_def_pic.o.
3166 (ver_matching_def_pic.o): New target.
3168 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3170 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
3171 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
3172 Move definition before File_read::View member definitions.
3173 (File_read::View::~View): Initialize and hold lock before
3174 updating current_mapped_bytes.
3176 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3178 * dwarf_reader.cc: Remove outdated comment.
3179 * gold-threads.cc: Fix typo in error message.
3180 * archive.cc: Fix typos in comments.
3181 * archive.h: Likewise.
3182 * arm-reloc-property.cc: Likewise.
3183 * arm-reloc-property.h: Likewise.
3184 * arm-reloc.def: Likewise.
3186 * attributes.h: Likewise.
3187 * cref.cc: Likewise.
3188 * ehframe.cc: Likewise.
3189 * fileread.h: Likewise.
3191 * i386.cc: Likewise.
3193 * incremental.h: Likewise.
3194 * int_encoding.cc: Likewise.
3195 * layout.h: Likewise.
3196 * main.cc: Likewise.
3197 * merge.h: Likewise.
3198 * object.cc: Likewise.
3199 * object.h: Likewise.
3200 * options.cc: Likewise.
3201 * readsyms.cc: Likewise.
3202 * reduced_debug_output.cc: Likewise.
3203 * reloc.cc: Likewise.
3204 * script-sections.cc: Likewise.
3205 * sparc.cc: Likewise.
3206 * symtab.h: Likewise.
3207 * target-reloc.h: Likewise.
3208 * target.cc: Likewise.
3209 * target.h: Likewise.
3210 * timer.cc: Likewise.
3211 * timer.h: Likewise.
3212 * x86_64.cc: Likewise.
3214 2010-12-09 Cary Coutant <ccoutant@google.com>
3216 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
3218 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
3219 parameter; change all callers.
3220 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
3221 * options.h (warn_execstack): New option.
3223 2010-12-07 Doug Kwan <dougkwan@google.com>
3225 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
3226 like function call relocations.
3228 2010-12-07 Ian Lance Taylor <iant@google.com>
3230 * archive.cc (Archive::get_elf_object_for_member): Permit
3231 punconfigured to be NULL.
3232 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
3233 (Archive::include_member): Pass NULL to get_elf_object_for_member
3234 if we searched for the archive and this is the first included
3237 2010-12-01 Ian Lance Taylor <iant@google.com>
3239 * dwarf_reader.h (class Sized_dwarf_line_info): Add
3240 track_relocs_type_ field.
3241 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3242 Set track_relocs_type_.
3243 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
3244 contents when using RELA relocs.
3245 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
3247 * reloc.cc (Track_relocs::next_addend): New function.
3248 * reloc.h (class Track_relocs): Declare next_addend.
3250 2010-12-01 Ian Lance Taylor <iant@google.com>
3252 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
3255 2010-12-01 Ian Lance Taylor <iant@google.com>
3257 * README: Update compilers known to work and fail.
3259 2010-11-23 Matthias Klose <doko@ubuntu.com>
3261 * configure.in: For --enable-gold, handle value `default' instead of
3262 `both*'. Always install ld as ld.bfd, install as ld if gold is
3264 * configure: Regenerate.
3266 2010-11-18 Doug Kwan <dougkwan@google.com>
3268 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
3269 and right_alignment to be zero. Store result alignment only if it is
3270 greater than existing alignment.
3272 2010-11-16 Cary Coutant <ccoutant@google.com>
3275 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3276 Check for ".zdebug_line".
3278 2010-11-16 Doug Kwan <dougkwan@google.com>
3279 Cary Coutant <ccoutant@google.com>
3281 * output.h (Output_segment::set_section_addresses): Pass increase_relro
3282 by reference; adjust all callers.
3283 * output.cc (Output_segment::set_section_addresses): Adjust references
3284 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
3286 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
3287 end at page boundary.
3289 2010-11-16 Cary Coutant <ccoutant@google.com>
3292 * layout.cc (Layout::choose_output_section): Transform names of
3293 compressed sections even when using a script with a SECTIONS clause.
3294 (Layout::output_section_name): Remove code to transform
3295 compressed debug section names.
3296 * output.cc (Output_section::add_input_section): Use uncompressed
3297 section size when tracking input sections.
3299 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3301 * symtab.h (Symbol::NON_PIC_REF): Remove.
3302 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3303 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3304 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3305 (Symbol::use_plt_offset): Take a flags argument and pass it
3306 directly to needs_dynamic_reloc. Restrict check for undefined
3307 weak symbols to function calls.
3308 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3309 (Target_arm::Scan::global): Use it.
3310 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3311 (Target_arm::Relocate::relocate): Likewise.
3312 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3313 parameter with an r_type parameter. Use get_reference_flags
3315 (Target_arm::Relocate::relocate): Update accordingly.
3316 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3317 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3318 (Target_i386::Scan::global): Likewise.
3319 (Target_i386::Relocate::relocate): Likewise.
3320 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3321 parameter with an r_type parameter. Use get_reference_flags
3323 (Target_i386::Relocate::relocate): Update accordingly.
3324 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3325 (Target_powerpc::Scan::global): Use it.
3326 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3327 (Target_powerpc::Relocate::relocate): Likewise.
3328 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3329 (Target_sparc::Scan::global): Use it.
3330 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3331 (Target_sparc::Relocate::relocate): Likewise.
3332 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3333 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3334 (Target_x86_64::Scan::global): Likewise.
3335 (Target_x86_64::Relocate::relocate): Likewise.
3337 2010-11-08 Doug Kwan <dougkwan@google.com>
3338 Cary Coutant <ccoutant@google.com>
3340 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3341 (Arm_exidx_merge_section::section_contents_): New data member.
3342 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3343 (Arm_input_section::~Arm_input_section): De-allocate memory.
3344 (Arm_input_section::original_contents_): New data member.
3345 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3346 in parameters instead of calling Object::section_contents without
3348 (Arm_output_section::group_section): New parameter TASK. Pass it
3349 to callees that need locking objects.
3350 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3351 to lock EXIDX input sections. Fix a formatting issue. Call
3352 Arm_exidx_merged_section::build_contents to create merged section
3354 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3355 to lock object of stub table owner.
3356 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3357 TEXT_SIZE to initialize data member TEXT_SIZE_.
3358 (Arm_exidx_input_section::addralign): Fix typo in comment.
3359 (Arm_exidx_input_section::text_size): New method.
3360 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3361 that require locking objects. Lock objects before scanning for stubs
3362 and updating local symbols.
3363 (Arm_input_section<big_endian>::init): Copy contents of original
3365 (Arm_input_section<big_endian>::do_write): Use saved contents of
3366 original input section instead of calling Object::section_contents
3368 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3369 size without calling Object::section_size().
3370 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3371 for size. Allocate a buffer for merged EXIDX entries.
3372 (Arm_exidx_merged_section::build_contents): New method.
3373 (Arm_exidx_merged_section::do_write): Move merge section contents
3374 building code to Arm_exidx_merged_section::build_contetns. Write
3375 out contetns in buffer instead of building it on the fly.
3376 (Arm_relobj::make_exidx_input_section): Also pass text section size
3377 to Arm_exidx_input_section constructor.
3378 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3379 (Arm_dynobj::do_read_symbols): Fix memory leak.
3380 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3381 * target.h: (class Task): Add forward declaration.
3382 (Target::relax): Add new parameter TASK and pass it to
3384 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3386 2010-11-05 Cary Coutant <ccoutant@google.com>
3389 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3390 object when reading from the file.
3391 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3393 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3394 when reading section contents.
3395 (get_section_contents): Likewise.
3396 (icf::find_identical_sections): Likewise.
3397 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3398 object when reading from the file.
3399 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3400 the object when doing deferred section layout.
3402 2010-11-03 Nick Clifton <nickc@redhat.com>
3405 * script.h (class Symbol_assignment: name): New member. Returns
3406 the name of the symbol.
3407 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3408 Returns true if the given symbol name is on the list of
3409 assignments wating to be processed.
3410 * archive.cc (should_incldue_member): If the symbol is undefined,
3411 check to see if it is on the list of symbols pending assignment.
3413 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3415 * script-sections.cc (Script_sections::find_memory_region): Check
3416 for a NULL output section pointer.
3418 2010-10-29 Doug Kwan <dougkwan@google.com>
3420 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3421 Output_section::add_relaxed_input_section.
3422 * output.cc (Output_section::add_relaxed_input_section): Add new
3423 arguments LAYOUT and NAME. Set section order index.
3424 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3425 Copy section order index.
3426 * output.h (Output_section::add_relaxed_input_section): Add new
3427 arguments LAYOUT and NAME.
3429 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3431 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3432 NATIVE_OR_CROSS_LINKER.
3433 * testsuite/Makefile.in: Regenerate.
3435 2010-10-20 Doug Kwan <dougkwan@google.com>
3437 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3438 without SHF_LINK_ORDER flags.
3439 * layout.cc (Layout::choose_output_section): Do not filter
3440 SHF_LINK_ORDER flag in a relocatable link.
3442 2010-10-17 Cary Coutant <ccoutant@google.com>
3444 * output.h (Output_segment::set_section_addresses): Change function
3445 signature. Update all callers.
3446 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3448 (Output_segment::set_section_addresses): Align after last TLS
3449 section. Add padding before last relro section instead of after.
3451 2010-10-17 Doug Kwan <dougkwan@google.com>
3453 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3454 GOT output section to be writable.
3456 2010-10-14 Cary Coutant <ccoutant@google.com>
3458 * debug.h (DEBUG_INCREMENTAL): New flag.
3459 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3460 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3462 * incremental.cc (report_command_line): Ignore all forms of
3464 * layout.cc (Layout::Layout): Check parameters for incremental link
3466 * options.cc (General_options::parse_incremental): New function.
3467 (General_options::parse_no_incremental): New function.
3468 (General_options::parse_incremental_full): New function.
3469 (General_options::parse_incremental_update): New function.
3470 (General_options::incremental_mode_): New data member.
3471 (General_options::finalize): Check incremental_mode_.
3472 * options.h (General_options): Update help text for --incremental.
3473 Add --no-incremental, --incremental-full, --incremental-update.
3474 (General_options::Incremental_mode): New enum type.
3475 (General_options::incremental_mode): New function.
3476 (General_options::incremental_mode_): New data member.
3477 * parameters.cc (Parameters::incremental_mode_): New data member.
3478 (Parameters::set_options): Set incremental_mode_.
3479 (Parameters::set_incremental_full): New function.
3480 (Parameters::incremental): New function.
3481 (Parameters::incremental_update): New function.
3482 (set_parameters_incremental_full): New function.
3483 * parameters.h (Parameters::set_incremental_full): New function.
3484 (Parameters::incremental): New function.
3485 (Parameters::incremental_update): New function.
3486 (Parameters::incremental_mode_): New data member.
3487 (set_parameters_incremental_full): New function.
3488 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3489 incremental link mode.
3490 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3491 (Sized_relobj::do_relocate_sections): Likewise.
3492 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3494 * testsuite/Makefile.in: Regenerate.
3495 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3497 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3499 * script-sections.h (class Script_sections): Make
3500 Sections_elements typedef public.
3501 * script-sections.cc (class Sort_output_sections): Add elements_
3502 field. Add constructor which sets it; change all callers.
3503 (Sort_output_sections::is_before): New function.
3504 (Sort_output_sections::operator()): Call is_before.
3505 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3507 * testsuite/script_test_10.sh: New test. Test script section
3509 * testsuite/script_test_10.t: Likewise.
3510 * testsuite/script_test_10.s: Likewise.
3511 * testsuite/Makefile.am: Wrap the cross linker tests and the
3512 common tests into NATIVE_OR_CROSS_LINKER.
3513 (check_SCRIPTS): Add script_test_10.sh.
3514 (check_DATA): Add script_test_10.stdout.
3515 (script_test_10.o, script_test_10): New targets.
3516 (script_test_10.stdout): New target.
3517 * configure, testsuite/Makefile.in: Regenerate.
3519 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3521 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3522 error for the deprecated relocations.
3523 (Target_arm::Scan::global): Likewise.
3524 (Target_arm::Relocate::relocate): Likewise.
3526 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3528 * fileread.cc (Input_file::find_file): Initialize *found_name
3529 and *namep when using the fallback search for case 4.
3531 2010-10-11 Cary Coutant <ccoutant@google.com>
3533 * options.h (class General_options): Redefine -z lazy as an alias for
3534 the negation of -z now.
3536 2010-10-11 Ian Lance Taylor <iant@google.com>
3538 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3541 2010-10-06 Nick Clifton <nickc@redhat.com>
3543 * script-sections.cc(class Memory_region): Remove
3544 current_lma_offset_ field. Rename current_vma_offset_ to
3545 current_offset_. Add last_section_ field.
3546 (Memory_region::get_current_vma_address): Rename to
3547 get_current_address.
3548 (Memory_region::get_current_lma_address): Delete.
3549 (Memory_region::increment_vma_offset): Rename to
3551 (Memory_region::increment_lma_offset): Delete.
3552 (Memory_region::attributes_compatible): New method. Returns
3553 true if the provided section is compatible with the region.
3554 (Memory_region::get_last_section): New method. Returns the last
3555 section to use the region.
3556 (Memory_region::set_last_section): New method. Stores the last
3557 section to use the region.
3558 (Script_sections::block_in_region): New method. Returns true if
3559 a block of memory is contained within a region.
3560 (Script_sections::find_memory_region): New method. Locates a
3561 memory region to be used to set a VMA or LMA address.
3562 (Output_section_definition::set_section_addresses): Add code to
3563 check for addresses set by memory regions.
3564 (Output_segment::set_section_addresses): Remove memory region
3566 (Script_sections::create_segment): Add a warning if a header
3567 segment is created outside of any region.
3568 * script-sections.h (class Script_sections): Add prototypes for
3569 find_memory_region and block_in_region methods.
3570 * testsuite/memory_test.s: Use .long instead of .word.
3571 * testsuite/memory_test.t: Add some more output sections.
3572 * testsuite/memory_test.sh: Update expected output.
3574 2010-10-02 Doug Kwan <dougkwan@google.com>
3576 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3577 defintion to symtab.h
3578 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3579 declaration to defintion.
3581 2010-10-01 Nick Clifton <nickc@redhat.com>
3583 * expression.cc (eval): Replace dummy argument with NULL.
3584 (eval_maybe_dot): Check for a NULL result section pointer.
3585 (Symbol_expression::value): Likewise.
3586 (Dot_expression::value): Likewise.
3587 (BINARY_EXPRESSION): Likewise.
3588 (Max_expression::value): Likewise.
3589 (Min_expression::value): Likewise.
3590 (Absolute_expression::value): Likewise.
3591 (Addr_expression::value_from_output_section): Likewise.
3592 (Loaddddr_expression::value_from_output_section): Likewise.
3593 (Segment_start_expression::value): Likewise.
3594 * script-sections.cc
3595 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3597 (Sections_elememt_dot_assignment::set_section_addresses):
3599 (Output_data_expression::do_write_to_buffer): Likewise.
3600 (Output_section_definition::finalize_symbols): Likewise.
3601 (Output_section_definition::set_section_addresses): Likewise.
3603 2010-09-30 Doug Kwan <dougkwan@google.com>
3605 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3607 2010-09-28 Sriraman Tallam <tmsriram@google.com>
3609 * target.h (Target::can_icf_inline_merge_sections): New virtual
3611 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3613 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3615 * icf.cc (get_section_contents): Inline merge sections only when
3618 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3620 * configure: Regenerate.
3622 2010-09-17 Ian Lance Taylor <iant@google.com>
3624 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
3625 * testsuite/Makefile.am (memory_test.o): New target.
3626 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3628 * testsuite/Makefile.in: Rebuild.
3630 2010-09-17 Doug Kwan <dougkwan@google.com>
3632 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3633 defintion if relocation uses GOT entries of the symbol.
3634 * testsuite/icf_safe_test.sh: Fix test.
3635 * testsuite/icf_safe_so_test.sh: Fix test.
3637 2010-09-16 Cary Coutant <ccoutant@google.com>
3639 * script_sections.cc (class Memory_region): Remove "NULL" from
3640 vector initializations.
3642 2010-09-15 Cary Coutant <ccoutant@google.com>
3644 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3645 Resolve forwarding symbols.
3647 2010-09-15 Doug Kwan <dougkwan@google.com>
3649 * gold/testsuite/script_test_3.t: Add ARM special sections.
3650 * gold/testsuite/script_test_4.t: Same.
3651 * gold/testsuite/script_test_5.t: Same.
3652 * gold/testsuite/script_test_6.t: Same.
3653 * gold/testsuite/script_test_7.t: Same.
3654 * gold/testsuite/script_test_7.t: Same.
3655 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3657 2010-09-14 Cary Coutant <ccoutant@google.com>
3659 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3660 (Target_x86_64::Relocate::relocate_tls): Replace check for
3661 saw_tls_block_reloc_ with test for executable section.
3663 2010-09-12 Cary Coutant <ccoutant@google.com>
3665 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3666 position-independent executables to shared libraries need dynamic
3668 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3669 position-independent executables.
3670 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3671 * testsuite/Makefile.in: Regenerate.
3673 2010-09-10 Nick Clifton <nickc@redhat.com>
3676 * testsuite/memory_test.t: Discard any sections that are not
3679 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3682 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3683 "This::" to work around a bug in gcc 4.2.
3685 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3687 2010-09-09 Rafael Espindola <espindola@google.com>
3689 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3690 sections with different PF_X flags in the same segment.
3691 (Layout::find_first_load_seg): Search all segments to find the first
3693 * options.h (rosegment): New.
3695 2010-09-08 Rafael Espindola <espindola@google.com>
3697 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
3699 2010-09-08 Doug Kwan <dougkwan@google.com>
3701 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3702 (Arm_relobj::do_relocate_sections): Add new parameter for output
3703 file to match the parent.
3704 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3705 of local symbols instead of input values. Update code to track
3706 changes in gold::relocate_section.
3707 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3708 (Sized_relobj::compute_final_local_value_internal): New methods.
3709 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3710 body into private version of Sized_relobj::compute_final_local_value.
3711 Call the inline method.
3712 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3713 merged symbol value if there is one.
3714 (Symbol_value::has_output_value): New method defintiion.
3715 (Sized_relobj::Compute_final_local_value_status): New enum type.
3716 (Sized_relobj::compute_final_local_value): New methods.
3717 (Sized_relobj::compute_final_local_value_internal): New methods.
3718 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3719 and arm_cortex_a8.sh.
3720 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3721 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3723 * Makefile.in: Regenerate.
3724 * testsuite/arm_bl_out_of_range.s: Update test.
3725 * testsuite/thumb_bl_out_of_range.s: Ditto.
3726 * testsuite/thumb_blx_out_of_range.s: Ditto.
3727 * testsuite/arm_branch_out_of_range.sh: New file.
3728 * testsuite/arm_cortex_a8.sh: Ditto.
3729 * testsuite/arm_cortex_a8_b.s: Ditto.
3730 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3731 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3732 * testsuite/arm_cortex_a8_bl.s: Ditto.
3733 * testsuite/arm_cortex_a8_blx.s: Ditto.
3734 * testsuite/arm_cortex_a8_local.s: Ditto.
3735 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3736 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3738 2010-09-08 Rafael Espindola <espindola@google.com>
3740 * Makefile.am (memory_test.stdout): Run readelf with -W.
3741 * Makefile.in: Regenerate.
3742 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3745 2010-09-08 Rafael Espindola <espindola@google.com>
3747 * script-sections.cc (Script_sections::add_memory_region): Convert
3748 field precision to int.
3749 * script.cc (script_set_section_region, script_set_section_region):
3750 Convert field precision to int.
3752 2010-09-08 Rafael Espindola <espindola@google.com>
3754 * arm.cc (do_finalize_sections): Create the __exidx_start and
3755 __exdix_end symbols even when the section is missing.
3757 2010-09-08 Nick Clifton <nickc@redhat.com>
3759 * README: Remove claim that MEMORY is not supported.
3760 * expression.cc (script_exp_function_origin)
3761 (script_exp_function_length): Move from here to ...
3762 * script.cc: ... here.
3763 (script_set_section_region, script_add_memory)
3764 (script_parse_memory_attr, script_include_directive): New
3766 * script-sections.cc
3767 (class Memory_region): New class.
3768 (class Output_section_definition): Add set_memory_region,
3769 set_section_vma, set_section_lma and get_section_name methods.
3770 (class Script_Sections): Add add_memory_region,
3771 find_memory_region, find_memory_region_origin,
3772 find_memory_region_length and set_memory_region methods.
3773 Have set_section_addresses method walk the list of set memory
3775 Extend the print methos to display memory regions.
3776 * script-sections.h: Add prototypes for new methods.
3777 Add enum for MEMORY region attributes.
3778 * yyscript.y: Add support for parsing MEMORY regions.
3779 * script-c.h: Add prototypes for new functions.
3780 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3781 * testsuite/Makefile.in: Regenerate.
3782 * testsuite/memory_test.sh: New script.
3783 * testsuite/memory_test.s: New assembler source file.
3784 * testsuite/memory_test.t: New linker script.
3786 2010-08-27 Doug Kwan <dougkwan@google.com>
3788 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3789 reference override an existing dynamic weak reference.
3790 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3791 * testsuite/Makefile.in: Regenerate.
3792 * testsuite/dyn_weak_ref.sh: New file.
3793 * testsuite/dyn_weak_ref_1.c: Ditto.
3794 * testsuite/dyn_weak_ref_2.c: Ditto.
3796 2010-08-27 Ian Lance Taylor <iant@google.com>
3798 * incremental.h (class Incremental_input_entry): Add virtual
3801 2010-08-27 Ian Lance Taylor <iant@google.com>
3803 * testsuite/start_lib_test_3.c: Mark t3 as used.
3805 2010-08-27 Nick Clifton <nickc@redhat.com>
3807 * options.cc (version_script): Fix small typo in previous
3810 2010-08-25 Nick Clifton <nickc@redhat.com>
3812 * archive.cc: Formatting fixes: Remove whitespace between
3813 typename and following asterisk. Remove whitespace between
3814 function name and opening parenthesis.
3815 * archive.h: Likewise.
3817 * attributes.cc: Likewise.
3818 * attributes.h: Likewise.
3819 * common.cc: Likewise.
3820 * copy-relocs.cc: Likewise.
3821 * dirsearch.h: Likewise.
3822 * dynobj.cc: Likewise.
3823 * ehframe.cc: Likewise.
3824 * ehframe.h: Likewise.
3825 * expression.cc: Likewise.
3826 * fileread.cc: Likewise.
3827 * fileread.h: Likewise.
3829 * gold-threads.cc: Likewise.
3830 * gold.cc: Likewise.
3831 * i386.cc: Likewise.
3833 * incremental-dump.cc: Likewise.
3834 * incremental.cc: Likewise.
3835 * layout.cc: Likewise.
3836 * layout.h: Likewise.
3837 * main.cc: Likewise.
3838 * merge.cc: Likewise.
3839 * merge.h: Likewise.
3840 * object.cc: Likewise.
3841 * object.h: Likewise.
3842 * options.cc: Likewise.
3843 * options.h: Likewise.
3844 * output.cc: Likewise.
3845 * output.h: Likewise.
3846 * plugin.cc: Likewise.
3847 * plugin.h: Likewise.
3848 * powerpc.cc: Likewise.
3849 * reloc.cc: Likewise.
3850 * script-c.h: Likewise.
3851 * script-sections.cc: Likewise.
3852 * script.cc: Likewise.
3853 * stringpool.cc: Likewise.
3854 * symtab.cc: Likewise.
3855 * symtab.h: Likewise.
3856 * target.cc: Likewise.
3857 * timer.cc: Likewise.
3858 * timer.h: Likewise.
3859 * version.cc: Likewise.
3860 * x86_64.cc: Likewise.
3862 2010-08-24 Nick Clifton <nickc@redhat.com>
3865 * layout.cc (segment_precedes): Sort segments by their physical
3866 addresses, if they have been set.
3868 2010-08-23 Cary Coutant <ccoutant@google.com>
3870 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3872 (Lib_group::include_member): Unlock object after deleting its
3874 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3877 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3878 Cary Coutant <ccoutant@google.com>
3880 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3881 constructor, and set_blocker.
3882 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3884 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3885 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3886 * testsuite/Makefile.am (start_lib_test): New test case.
3887 * testsuite/Makefile.in: Regenerate.
3888 * testsuite/start_lib_test_main.c: New file.
3889 * testsuite/start_lib_test_1.c: New file.
3890 * testsuite/start_lib_test_2.c: New file.
3891 * testsuite/start_lib_test_3.c: New file.
3893 2010-08-19 Ian Lance Taylor <iant@google.com>
3895 * Makefile.in: Rebuild with automake 1.11.1.
3896 * aclocal.m4: Likewise.
3897 * testsuite/Makefile.in: Likewise.
3899 2010-08-19 Ian Lance Taylor <iant@google.com>
3902 * i386.cc (class Output_data_plt_i386): Update declarations.
3903 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3904 local_ifuncs_ fields.
3905 (Target_i386::do_plt_section_for_global): New function.
3906 (Target_i386::do_plt_section_for_local): New function.
3907 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3908 parameter; change all callers. Initialize global_ifuncs_ and
3909 local_ifuncs_. If doing a static link define __rel_iplt_start and
3911 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3912 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3913 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3915 (Target_i386::make_plt_section): New function, broken out of
3916 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3917 (Target_i386::make_plt_entry): Call make_plt_section.
3918 (Target_i386::make_local_ifunc_plt_entry): New function.
3919 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3920 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3921 R_386_IRELATIVE to switch.
3922 (Target_i386::Scan::global): Likewise.
3923 (Target_i386::Relocate::relocate): Likewise.
3924 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3926 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3927 (Target_x86_64::do_plt_section_for_global): New function.
3928 (Target_x86_64::do_plt_section_for_local): New function.
3929 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3930 parameter; change all callers. If doing a static link define
3931 __rela_iplt_start and __rela_iplt_end.
3932 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3933 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3934 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3936 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3937 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3939 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3940 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3941 R_X86_64_IRELATIVE to switch.
3942 (Target_x86_64::Scan::global): Likewise.
3943 (Target_x86_64::Relocate::relocate): Likewise.
3944 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3946 * target.h (class Target): Add plt_section_for_global and
3947 plt_section_for_local functions. Add do_plt_section_for_global
3948 and do_plt_section_for_local virtual functions.
3949 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3950 clarifying comments.
3951 (Symbol::use_plt_offset): Handle IFUNC symbol.
3952 * object.cc (Sized_relobj::Sized_relobj): Initialize
3954 (Sized_relobj::local_has_plt_offset): New function.
3955 (Sized_relobj::local_plt_offset): New function.
3956 (Sized_relobj::set_local_plt_offset): New function.
3957 (Sized_relobj::do_count): Handle IFUNC symbol.
3958 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3959 a bit away from input_shndx_ field. Add set_is_func_symbol and
3960 is_ifunc_symbol functions.
3961 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3962 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3963 local_plt_offsets_ field.
3964 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3965 * output.h (class Output_section_data): Add non-const
3966 output_section function.
3967 (class Output_data_got): Update declarations.
3968 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3969 Add use_plt_offset parameter to global and local constructors.
3970 Change all callers. Change local_sym_index_ field to 31 bits.
3971 Change GSYM_CODE and CONSTANT_CODE accordingly.
3972 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3973 doing a static link don't set sh_link field.
3974 (Output_data_got::Got_entry::write): Use PLT offset if
3976 (Output_data_got::add_global_plt): New function.
3977 (Output_data_got::add_local_plt): New function.
3978 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3979 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3980 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3981 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3982 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3984 * testsuite/ifunc-sel.h: New file.
3985 * testsuite/ifuncmain1.c: New file.
3986 * testsuite/ifuncmain1vis.c: New file.
3987 * testsuite/ifuncmod1.c: New file.
3988 * testsuite/ifuncdep2.c: New file.
3989 * testsuite/ifuncmain2.c: New file.
3990 * testsuite/ifuncmain3.c: New file.
3991 * testsuite/ifuncmod3.c: New file.
3992 * testsuite/ifuncmain4.c: New file.
3993 * testsuite/ifuncmain5.c: New file.
3994 * testsuite/ifuncmod5.c: New file.
3995 * testsuite/ifuncmain6pie.c: New file.
3996 * testsuite/ifuncmod6.c: New file.
3997 * testsuite/ifuncmain7.c: New file.
3998 * configure, testsuite/Makefile.in: Rebuild.
4000 2010-08-18 Ian Lance Taylor <iant@google.com>
4003 (Output_section_incremental_inputs::write_input_files): Add cast
4004 to avoid signed/unsigned comparison warning.
4005 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4007 2010-08-12 Cary Coutant <ccoutant@google.com>
4009 * common.cc (Sort_commons::operator()): Remove unnecessary code.
4011 2010-08-13 Ian Lance Taylor <iant@google.com>
4013 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
4015 2010-08-12 Cary Coutant <ccoutant@google.com>
4016 Doug Kwan <dougkwan@google.com>
4018 * resolve.cc (Symbol_table::should_override): When a weak dynamic
4019 defintion overrides non-weak undef, remember that the original undef
4021 * symtab.cc (Symbol_table::sized_write_global): For undef without
4022 an original weak binding, set binding to global in output.
4023 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
4024 * testsuite/Makefile.in: Regenerate.
4025 * testsuite/strong_ref_weak_def.sh: New file.
4026 * testsuite/strong_ref_weak_def_1.c: Ditto.
4027 * testsuite/strong_ref_weak_def_2.c: Ditto.
4029 2010-08-12 Cary Coutant <ccoutant@google.com>
4031 * testsuite/incremental_test.sh: Rewrite.
4032 * testsuite/incremental_test_1.c: Rewrite.
4033 * testsuite/incremental_test_2.c: Rewrite.
4035 2010-08-12 Cary Coutant <ccoutant@google.com>
4037 * arm.cc (Target_arm::got_size): Add const.
4038 (Target_arm::got_entry_count): New function.
4039 (Target_arm::plt_entry_count): New function.
4040 (Target_arm::first_plt_entry_offset): New function.
4041 (Target_arm::plt_entry_size): New function.
4042 (Output_data_plt_arm::entry_count): New function.
4043 (Output_data_plt_arm::first_plt_entry_offset): New function.
4044 (Output_data_plt_arm::get_plt_entry_size): New function.
4045 * i386.cc (Target_i386::got_size): Add const.
4046 (Target_i386::got_entry_count): New function.
4047 (Target_i386::plt_entry_count): New function.
4048 (Target_i386::first_plt_entry_offset): New function.
4049 (Target_i386::plt_entry_size): New function.
4050 (Output_data_plt_i386::entry_count): New function.
4051 (Output_data_plt_i386::first_plt_entry_offset): New function.
4052 (Output_data_plt_i386::get_plt_entry_size): New function.
4053 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
4054 find_incremental_inputs_sections. Dump incremental_got_plt section.
4055 * incremental.cc: Include target.h.
4056 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
4057 parameter. Adjust all callers. Find incremental_got_plt section.
4058 (Incremental_inputs::create_data_sections): Create incremental_got_plt
4060 (Output_section_incremental_inputs::set_final_data_size): Calculate
4061 size of incremental_got_plt section.
4062 (Output_section_incremental_inputs::do_write): Write the
4063 incremental_got_plt section.
4064 (Got_plt_view_info): New struct.
4065 (Local_got_offset_visitor): New class.
4066 (Global_got_offset_visitor): New class.
4067 (Global_symbol_visitor_got_plt): New class.
4068 (Output_section_incremental_inputs::write_got_plt): New function.
4069 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
4070 Add parameter. Adjust all callers.
4071 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4072 (Incremental_inputs::got_plt_section): New function.
4073 (Incremental_inputs::got_plt_section_): New data member.
4074 (Incremental_got_plt_reader): New class.
4075 * layout.cc (Layout::create_incremental_info_sections): Add the
4076 incremental_got_plt section.
4077 * object.h (Got_offset_list::get_list): New function.
4078 (Got offset_list::for_all_got_offsets): New function.
4079 (Sized_relobj::local_got_offset_list): New function.
4080 * powerpc.cc (Target_powerpc::got_size): Add const.
4081 (Target_powerpc::got_entry_count): New function.
4082 (Target_powerpc::plt_entry_count): New function.
4083 (Target_powerpc::first_plt_entry_offset): New function.
4084 (Target_powerpc::plt_entry_size): New function.
4085 (Output_data_plt_powerpc::entry_count): New function.
4086 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
4087 (Output_data_plt_powerpc::get_plt_entry_size): New function.
4088 * sparc.cc (Target_sparc::got_size): Add const.
4089 (Target_sparc::got_entry_count): New function.
4090 (Target_sparc::plt_entry_count): New function.
4091 (Target_sparc::first_plt_entry_offset): New function.
4092 (Target_sparc::plt_entry_size): New function.
4093 (Output_data_plt_sparc::entry_count): New function.
4094 (Output_data_plt_sparc::first_plt_entry_offset): New function.
4095 (Output_data_plt_sparc::get_plt_entry_size): New function.
4096 * symtab.h (Symbol::got_offset_list): New function.
4097 (Symbol_table::for_all_symbols): New function.
4098 * target.h (Sized_target::got_entry_count): New function.
4099 (Sized_target::plt_entry_count): New function.
4100 (Sized_target::plt_entry_size): New function.
4101 * x86_64.cc (Target_x86_64::got_size): Add const.
4102 (Target_x86_64::got_entry_count): New function.
4103 (Target_x86_64::plt_entry_count): New function.
4104 (Target_x86_64::first_plt_entry_offset): New function.
4105 (Target_x86_64::plt_entry_size): New function.
4106 (Output_data_plt_x86_64::entry_count): New function.
4107 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
4108 (Output_data_plt_x86_64::get_plt_entry_size): New function.
4110 2010-08-12 Cary Coutant <ccoutant@google.com>
4112 * archive.cc: Include incremental.h.
4113 (Archive::Archive): Initialize incremental_info_.
4114 (Archive::include_member): Record archive members in incremental info.
4115 (Add_archive_symbols::run): Record begin and end of an archive in
4117 (Lib_group::include_member): Record objects in incremental info.
4118 * archive.h (Incremental_archive_entry): Forward declaration.
4119 (Archive::set_incremental_info): New member function.
4120 (Archive::incremental_info): New member function.
4121 (Archive::Unused_symbol_iterator): New class.
4122 (Archive::unused_symbols_begin): New member function.
4123 (Archive::unused_symbols_end): New member function.
4124 (Archive::incremental_info_): New data member.
4125 * incremental-dump.cc (find_input_containing_global): New function.
4126 (dump_incremental_inputs): Dump new incremental info sections.
4127 * incremental.cc: Include symtab.h.
4128 (Output_section_incremental_inputs): New class.
4129 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
4130 new incremental info sections.
4131 (Sized_incremental_binary::do_check_inputs): Likewise.
4132 (Incremental_inputs::report_archive): Remove.
4133 (Incremental_inputs::report_archive_begin): New function.
4134 (Incremental_inputs::report_archive_end): New function.
4135 (Incremental_inputs::report_object): New function.
4136 (Incremental_inputs::finalize_inputs): Remove.
4137 (Incremental_inputs::report_input_section): New function.
4138 (Incremental_inputs::report_script): Rewrite.
4139 (Incremental_inputs::finalize): Do nothing but finalize string table.
4140 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4141 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4142 (Incremental_inputs::create_data_sections): New function.
4143 (Incremental_inputs::relocs_entsize): New function.
4144 (Output_section_incremental_inputs::set_final_data_size): New function.
4145 (Output_section_incremental_inputs::do_write): New function.
4146 (Output_section_incremental_inputs::write_header): New function.
4147 (Output_section_incremental_inputs::write_input_files): New function.
4148 (Output_section_incremental_inputs::write_info_blocks): New function.
4149 (Output_section_incremental_inputs::write_symtab): New function.
4150 * incremental.h (Incremental_script_entry): Forward declaration.
4151 (Incremental_object_entry): Forward declaration.
4152 (Incremental_archive_entry): Forward declaration.
4153 (Incremental_inputs): Forward declaration.
4154 (Incremental_inputs_header_data): Remove.
4155 (Incremental_inputs_header): Remove.
4156 (Incremental_inputs_header_write): Remove.
4157 (Incremental_inputs_entry_data): Remove.
4158 (Incremental_inputs_entry): Remove.
4159 (Incremental_inputs_entry_write): Remove.
4160 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
4161 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
4162 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4163 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
4165 (Incremental_input_entry): New class.
4166 (Incremental_script_entry): New class.
4167 (Incremental_object_entry): New class.
4168 (Incremental_archive_entry): New class.
4169 (Incremental_inputs::Incremental_inputs): Initialize new data members.
4170 (Incremental_inputs::report_inputs): Remove.
4171 (Incremental_inputs::report_archive): Remove.
4172 (Incremental_inputs::report_archive_begin): New function.
4173 (Incremental_inputs::report_archive_end): New function.
4174 (Incremental_inputs::report_object): Change prototype.
4175 (Incremental_inputs::report_input_section): New function.
4176 (Incremental_inputs::report_script): Change prototype.
4177 (Incremental_inputs::get_reloc_count): New function.
4178 (Incremental_inputs::set_reloc_count): New function.
4179 (Incremental_inputs::create_data_sections): New function.
4180 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4181 (Incremental_inputs::inputs_section): New function.
4182 (Incremental_inputs::symtab_section): New function.
4183 (Incremental_inputs::relocs_section): New function.
4184 (Incremental_inputs::get_stringpool): Add const.
4185 (Incremental_inputs::command_line): Add const.
4186 (Incremental_inputs::inputs): Remove.
4187 (Incremental_inputs::command_line_key): New function.
4188 (Incremental_inputs::input_file_count): New function.
4189 (Incremental_inputs::input_files): New function.
4190 (Incremental_inputs::relocs_entsize): New function.
4191 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4192 (Incremental_inputs::finalize_inputs): Remove.
4193 (Incremental_inputs::Input_info): Remove.
4194 (Incremental_inputs::lock_): Remove.
4195 (Incremental_inputs::inputs_): Change type.
4196 (Incremental_inputs::inputs_map_): Remove.
4197 (Incremental_inputs::current_object_entry_): New data member.
4198 (Incremental_inputs::inputs_section_): New data member.
4199 (Incremental_inputs::symtab_section_): New data member.
4200 (Incremental_inputs::relocs_section_): New data member.
4201 (Incremental_inputs::reloc_count_): New data member.
4202 (Incremental_inputs_reader): New class.
4203 (Incremental_symtab_reader): New class.
4204 (Incremental_relocs_reader): New class.
4205 * layout.cc (Layout::finalize): Move finalization of incremental info
4206 and creation of incremental info sections to follow finalization of
4207 symbol table. Set offsets for postprocessing sections.
4208 (Layout::create_incremental_info_sections): Call
4209 Incremental_inputs::create_data_sections. Add incremental symtab
4210 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
4211 sections to layout after input sections.
4212 * layout.h (struct Timespec): Forward declaration.
4213 (Layout::incremental_inputs): Add const.
4214 (Layout::create_incremental_info_sections): Add parameter.
4215 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
4216 * object.cc: Include incremental.h.
4217 (Relobj::finalize_incremental_relocs): New function.
4218 (Sized_relobj::do_layout): Record input sections in incremental info.
4219 * object.h (Object::output_section): New function.
4220 (Object::output_section_offset): Moved from Relobj.
4221 (Object::get_incremental_reloc_base): New function.
4222 (Object::get_incremental_reloc_count): New function.
4223 (Object::do_output_section): New function.
4224 (Object::do_output_section_offset): Moved from Relobj.
4225 (Object::do_get_incremental_reloc_base): New function.
4226 (Object::do_get_incremental_reloc_count): New function.
4227 (Object::Object): Initialize new data members.
4228 (Relobj::output_section): Renamed do_output_section and moved to
4230 (Relobj::output_section_offset): Moved to Object.
4231 (Relobj::do_get_incremental_reloc_base): New function.
4232 (Relobj::do_get_incremental_reloc_count): New function.
4233 (Relobj::allocate_incremental_reloc_counts): New function.
4234 (Relobj::count_incremental_reloc): New function.
4235 (Relobj::finalize_incremental_relocs): New function.
4236 (Relobj::next_incremental_reloc_index): New function.
4237 (Relobj::reloc_counts_): New data member.
4238 (Relobj::reloc_bases_): New data member.
4239 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
4240 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
4241 (Sized_relobj::incremental_relocs_scan): New function.
4242 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4243 (Sized_relobj::incremental_relocs_write): New function.
4244 (Sized_relobj::incremental_relocs_write_reltype): New function.
4245 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
4247 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
4248 archives and object files elsewhere.
4249 (Add_symbols::run): Report object files here.
4250 (Finish_group::run): Report end of archive at end of group.
4251 * reloc.cc: Include layout.h, incremental.h.
4252 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
4253 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
4254 (Sized_relobj::incremental_relocs_scan): New function.
4255 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4256 (Sized_relobj::do_relocate_sections): Write incremental relocations.
4257 (Sized_relobj::incremental_relocs_write): New function.
4258 (Sized_relobj::incremental_relocs_write_reltype): New function.
4259 * script.cc (read_input_script): Rewrite test for incremental link.
4260 Change call to Incremental_inputs::report_script.
4261 * symtab.h (Symbol_table::first_global_index): New function.
4262 (Symbol_table::output_count): New function.
4264 2010-08-12 Doug Kwan <dougkwan@google.com>
4266 * arm.cc (Target_arm::merge_object_attributes): Check command line
4267 options --no-wchar-size-warning and --no-enum-size-warning.
4268 * options.h (General_options): Add ld-compatible options
4269 --no-enum-size-warning and --no-wchar-size-warning.
4271 2010-08-04 Ian Lance Taylor <iant@google.com>
4273 * x86_64.cc (Target_x86_64::Scan::local): Use
4274 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
4275 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
4276 (Target_x86_64::Scan::global): Likewise.
4277 (Target_x86_64::Relocate::relocate): Likewise.
4278 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
4281 2010-08-03 Cary Coutant <ccoutant@google.com>
4283 * merge.cc (Output_merge_string::do_add_input_section): Count strings
4284 to reserve space in merged_strings vector. Keep total input size
4286 (Output_merge_string::do_print_merge_stats): Print total input size.
4287 * merge.h (Output_merge_string): Add input_size_ field.
4288 * stringpool.cc (Stringpool_template::string_length): Move
4289 implementations out of Stringpool_template class and place in
4291 * stringpool.h (string_length): Move out of Stringpool_template.
4293 2010-08-03 Ian Lance Taylor <iant@google.com>
4296 * layout.cc (relaxation_loop_body): If address of load segment is
4297 set, adjust address to include headers if possible.
4299 2010-08-03 Ian Lance Taylor <iant@google.com>
4301 * version.cc (version_string): Bump to 1.10.
4303 2010-08-03 Ian Lance Taylor <iant@google.com>
4306 * layout.h (enum Output_section_order): Define.
4307 (class Layout): Update declarations.
4308 * layout.cc (Layout::get_output_section): Add order parameter.
4309 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4310 is_first_non_relro parameters. Change all callers.
4311 (Layout::choose_output_section): Likewise.
4312 (Layout::add_output_section_data): Likewise.
4313 (Layout::make_output_section): Likewise. Set order.
4314 (Layout::default_section_order): New function.
4315 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4316 * output.cc (Output_section::Output_section): Initialize order_.
4317 Don't initialize deleted fields.
4318 (Output_segment::Output_segment): Don't initialize deleted
4320 (Output_segment::add_output_section_to_load): New function
4321 replacing add_output_section. Change all callers to call this or
4322 add_output_section_to_nonload.
4323 (Output_segment::add_output_section_to_nonload): New function.
4324 (Output_segment::remove_output_section): Rewrite.
4325 (Output_segment::add_initial_output_data): Likewise.
4326 (Output_segment::has_any_data_sections): Likewise.
4327 (Output_segment::is_first_section_relro): Likewise.
4328 (Output_segment::maximum_alignment): Likewise.
4329 (Output_segment::has_dynamic_reloc): New function replacing
4330 dynamic_reloc_count. Change all callers.
4331 (Output_segment::has_dynamic_reloc_list): New function replacing
4332 dynamic_reloc_count_list. Change all callers.
4333 (Output_segment::set_section_addresses): Rewrite.
4334 (Output_segment::set_offset): Rewrite.
4335 (Output_segment::find_first_and_last_list): Remove.
4336 (Output_segment::set_tls_offsets): Rewrite.
4337 (Output_segment::first_section_load_address): Likewise.
4338 (Output_segment::output_section_count): Likewise.
4339 (Output_segment::section_with_lowest_load_address): Likewise.
4340 (Output_segment::write_section_headers): Likewise.
4341 (Output_segment::print_sections_to_map): Likewise.
4342 * output.h (class Output_data): Remove dynamic_reloc_count_
4343 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4344 (Output_data::add_dynamic_reloc): Rewrite.
4345 (Output_data::has_dynamic_reloc): New function.
4346 (Output_data::dynamic_reloc_count): Remove.
4347 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4348 is_last_relro_, is_first_non_relro_, is_interp_,
4349 is_dynamic_linker_section_ fields. Add order and set_order
4350 functions. Remove is_relro_local, set_is_relro_local,
4351 is_last_relro, set_is_last_relro, is_first_non_relro,
4352 set_is_first_non_relro functions, is_interp, set_is_interp,
4353 is_dynamic_linker_section, and set_is_dynamic_linker_section
4355 (class Output_segment): Change Output_data_list from std::list to
4356 std:;vector. Add output_lists_ field. Remove output_data_ and
4357 output_bss_ fields. Update declarations.
4359 2010-08-02 Ian Lance Taylor <iant@google.com>
4361 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4362 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4363 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4365 2010-08-02 Ian Lance Taylor <iant@google.com>
4368 * script.cc (Script_options::Script_options): Initialize
4369 symbol_definitions_ and symbol_references_.
4370 (Script_options::add_symbol_assignment): Update
4371 symbol_definitions_ and symbol_references_.
4372 (Script_options::add_symbol_reference): New function.
4373 (script_symbol): New function.
4374 * script.h (class Script_options): Add symbol_definitions_ and
4375 symbol_references_ fields.
4376 (Script_options::referenced_const_iterator): New type.
4377 (Script_options::referenced_begin): New function.
4378 (Script_options::referenced_end): New function.
4379 (Script_options::is_referenced): New function.
4380 (Script_options::any_unreferenced): New function.
4381 * script-c.h (script_symbol): Declare.
4382 * yyscript.y (exp): Call script_symbol.
4383 * symtab.cc: Include "script.h".
4384 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4385 Change all callers. Check symbols referenced by scripts.
4386 (Symbol_table::add_undefined_symbols_from_command_line): Add
4387 layout parameter. Change all callers.
4388 (Symbol_table::do_add_undefined_symbols_from_command_line):
4389 Likewise. Break out loop body. Check symbols referenced by
4391 (Symbol_table::add_undefined_symbol_from_command_line): New
4392 function broken out of
4393 do_add_undefined_symbols_from_command_line.
4394 * symtab.h (class Symbol_table): Update declarations.
4395 * archive.cc: Include "layout.h".
4396 (Archive::should_include_member): Add layout parameter. Change
4397 all callers. Check for symbol mentioned in expression.
4398 * archive.h (class Archive): Update declaration.
4399 * object.cc (Sized_relobj::do_should_include_member): Add layout
4401 * object.h (Object::should_include_member): Add layout parameter.
4403 (Object::do_should_include_member): Add layout parameter.
4404 (class Sized_relobj): Update declaration.
4405 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4407 * dynobj.h (class Sized_dynobj): Update declaration.
4408 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4410 * plugin.h (class Sized_pluginobj): Update declaration.
4412 2010-08-02 Ian Lance Taylor <iant@google.com>
4415 * output.cc (Output_segment::set_offset): Search for the first and
4416 last sections rather than assuming that the list is in order.
4417 (Output_segment::find_first_and_last_list): New function.
4418 * output.h (class Output_segment): Update declarations.
4419 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4420 (relro_strip_test_SOURCES): New variable.
4421 (relro_strip_test_DEPENDENCIES): New variable.
4422 (relro_strip_test_LDFLAGS): New variable.
4423 (relro_strip_test_LDADD): New variable.
4424 (relro_strip_test.so): New target.
4426 2010-08-02 Ian Lance Taylor <iant@google.com>
4428 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4429 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4430 (Target_i386::got_tlsdesc_section): New function.
4431 (Target_i386::got_section): Create space for GOT entries for
4432 TLSDESC relocations.
4433 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4435 (Target_i386::Scan::global): Likewise.
4436 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4438 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4439 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4440 (Target_x86_64::got_tlsdesc_section): New function.
4441 (Target_x86_64::got_section): Create space for GOT entries for
4442 TLSDESC relocations.
4443 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4445 (Target_x86_64::Scan::global): Likewise.
4446 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4449 2010-08-02 Ian Lance Taylor <iant@google.com>
4451 * testsuite/final_layout.sh: Use dc to convert from hex to
4454 2010-07-29 Sriraman Tallam <tmsriram@google.com>
4456 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4457 paramter to the call to gold::gc_process_relocs.
4458 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4459 paramter to the call to gold::gc_process_relocs.
4460 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4461 parameter to the call to gold::gc_process_relocs.
4462 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4463 template parameter to the call to gold::gc_process_relocs.
4464 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4465 paramter to the call to gold::gc_process_relocs.
4466 * gc.h (get_embedded_addend_size): New function.
4467 (gc_process_relocs): Save the size of the reloc for use by ICF.
4468 * icf.cc (get_section_contents): Get the addend from the text section
4469 for SHT_REL relocation sections.
4470 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4471 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4472 * int_encoding.h (read_from_pointer): New overloaded function.
4473 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4474 * testsuite/icf_sht_rel_addend_test.sh: New file.
4475 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4476 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4478 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4480 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4481 * Makefile.in: Regenerate.
4482 * testsuite/Makefile.in: Regenerate.
4484 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4486 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4487 * gold/testsuite/debug_msg.cc: Likewise.
4488 * gold/testsuite/odr_violation1.cc
4489 * gold/testsuite/odr_violation2.cc
4491 2010-07-21 Cary Coutant <ccoutant@google.com>
4493 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4494 string, and length fields.
4495 (Output_merge_string::Merged_strings_list): New type.
4496 (Output_merge_string::Merged_strings_lists): New typedef.
4497 (Output_merge_string): Replace merged_strings_ with
4498 merged_strings_lists_.
4499 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4500 Merged_strings_list per input object and section. Don't store pointer
4501 to the string. Don't store length with each merged string entry.
4502 (Output_merge_string::finalize_merged_data): Loop over list of merged
4503 strings lists. Recompute length of each merged string.
4505 2010-07-15 Cary Coutant <ccoutant@google.com>
4507 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4510 2010-07-14 Ian Lance Taylor <iant@google.com>
4512 * descriptors.cc (Descriptors::open): Report correct name in error
4515 2010-07-13 Doug Kwan <dougkwan@google.com>
4517 * arm.cc (Arm_input_section::Arm_input_section): For a
4518 SHT_ARM_EXIDX section, always keeps the input sections.
4519 (Arm_input_section::set_exidx_section_link): New method.
4520 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4521 has_errors_ to false.
4522 (Arm_exidx_input_section::has_errors,
4523 Arm_exidx_input_section::set_has_errors): New methods.
4524 (Arm_exidx_input_section::has_errors_): New data member.
4525 (Arm_relobj::get_exidx_shndx_list): New method.
4526 (Arm_output_section::append_text_sections_to_list): Do not skip
4527 section without SHF_EXECINSTR.
4528 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4530 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4531 section header. Make error messages more verbose. Check for
4532 a non-executable section linked to an EXIDX section.
4533 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4534 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4535 check that there is no deferred EXIDX section if we exit early.
4536 Instead of not making an EXIDX section in case of an error, make one
4537 and set the has_errors flag of it.
4538 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4539 in a relocatable link.
4540 (Target_arm::do_relax): Look for the EXIDX output section instead of
4541 assuming that it is called .ARM.exidx.
4542 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4543 section list. Do not check for SHF_EXECINSTR section flags but
4544 skip any input section with errors.
4545 * output.cc (Output_section::Output_section): Initialize
4546 always_keeps_input_sections_ to false.
4547 (Output_section::add_input_section): Check for
4548 always_keeps_input_sections_.
4549 * output.h (Output_section::always_keeps_input_sections,
4550 Output_section::set_always_keeps_input_sections): New methods.
4551 (Output_section::always_keeps_input_sections): New data member.
4553 2010-07-13 Rafael Espindola <espindola@google.com>
4555 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4556 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4558 2010-07-13 Philip Herron <herron.philip@googlemail.com>
4559 Ian Lance Taylor <iant@google.com>
4561 * output.h (Output_section_lookup_maps::add_merge_section):
4562 Correct check of whether value was inserted.
4563 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4564 (Output_section_lookup_maps::add_relaxed_input_section):
4566 * arm.cc (Target_arm::got_section): Remove used local os.
4567 * i386.cc (Target_i386::got_section): Likewise.
4568 * x86_64.cc (Target_x86_64::got_section): Likewise.
4569 * sparc.cc (Target_sparc::got_section): Likewise.
4570 (Target_sparc::relocate): Remove unused local have_got_offset.
4571 * powerpc.cc (Target_powerpc::relocate): Likewise.
4573 2010-07-13 Ian Lance Taylor <iant@google.com>
4575 * compressed_output.cc (zlib_decompress): Fix signature in
4578 * archive.cc (Archive::include_member): Unlock an external member
4579 of a thin archive. Don't bother to delete an object we know is
4582 2010-07-12 Cary Coutant <ccoutant@google.com>
4584 * compressed_output.cc (zlib_decompress): New function.
4585 (get_uncompressed_size): New function.
4586 (decompress_input_section): New function.
4587 * compressed_output.h (get_uncompressed_size): New function.
4588 (decompress_input_section): New function.
4589 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4590 Handle compressed debug sections.
4591 * layout.cc (is_compressed_debug_section): New function.
4592 (Layout::output_section_name): Map compressed section names to
4594 * layout.h (is_compressed_debug_section): New function.
4595 (is_debug_info_section): Recognize compressed debug sections.
4596 * merge.cc: Include compressed_output.h.
4597 (Output_merge_data::do_add_input_section): Handle compressed
4599 (Output_merge_string::do_add_input_section): Handle compressed
4601 * object.cc: Include compressed_output.h.
4602 (Sized_relobj::Sized_relobj): Initialize new data members.
4603 (build_compressed_section_map): New function.
4604 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4605 * object.h (Object::section_is_compressed): New method.
4606 (Object::do_section_is_compressed): New method.
4607 (Sized_relobj::Compressed_section_map): New type.
4608 (Sized_relobj::do_section_is_compressed): New method.
4609 (Sized_relobj::compressed_sections_): New data member.
4610 * output.cc (Output_section::add_input_section): Handle compressed
4612 * reloc.cc: Include compressed_output.h.
4613 (Sized_relobj::write_sections): Handle compressed debug sections.
4615 2010-07-08 Cary Coutant <ccoutant@google.com>
4617 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4618 weak when resolving to a dynamic def.
4619 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4620 for weak undef/dynamic def cases. Adjust callers.
4621 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4622 undef_binding_weak_.
4623 (Symbol_table::sized_write_globals): Adjust symbol binding.
4624 (Symbol_table::sized_write_symbol): Add binding parameter.
4625 * symtab.h (Symbol::set_undef_binding): New method.
4626 (Symbol::is_undef_binding_weak): New method.
4627 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4628 (Symbol_table::should_override): Add new parameter.
4629 (Symbol_table::sized_write_symbol): Add new parameter.
4631 * testsuite/weak_undef_file1.cc: Add new test case.
4632 * testsuite/weak_undef_file2.cc: Fix header comment.
4633 * testsuite/weak_undef_test.cc: Add new test case.
4635 2010-06-29 Doug Kwan <dougkwan@google.com>
4637 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4638 Initialize USE_SYMBOL_.
4639 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4641 (Arm_reloc_property::uses_symbol_): New data member declaration.
4642 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4643 uses symbol value and symbol is undefined but not weakly undefined.
4645 2010-06-28 Rafael Espindola <espindola@google.com>
4647 * plugin.cc (Plugin::load): Use dlerror.
4649 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4651 * symtab.cc (detect_odr_violations): When reporting an ODR
4652 violation, report an object where the symbol is defined.
4654 2010-06-25 Doug Kwan <dougkwan@google.com>
4656 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4657 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4659 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4660 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4661 target hook to detect function points.
4662 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4663 * icf.h (Icf::check_section_for_function_pointers): Change type of
4664 parameter SECTION_NAME to const reference to std::string. Use
4665 target hook to determine if section may have unsafe pointers.
4666 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4669 2010-06-21 Rafael Espindola <espindola@google.com>
4671 * fileread.cc (Input_file::find_fie): New
4672 (Input_file::open): Use Input_file::find_fie.
4673 * fileread.h (Input_file::find_fie): New
4674 * plugin.cc (set_extra_library_path): New.
4675 (Plugin::load): Add set_extra_library_path to the transfer vector.
4676 (Plugin_manager::set_extra_library_path): New.
4677 (Plugin_manager::add_input_file): Use the extra search path if set.
4678 (set_extra_library_path(): New.
4679 * plugin.h (Plugin_manager): Add set_extra_library_path and
4682 2010-06-19 Cary Coutant <ccoutant@google.com>
4684 * layout.cc (gdb_sections): Add .debug_types.
4685 (lines_only_debug_sections): Likewise.
4687 2010-06-18 Rafael Espindola <espindola@google.com>
4689 * plugin.cc (add_input_file,add_input_library)
4690 (Plugin_manager::add_input_file): Make filename arguments const.
4691 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4694 2010-06-16 Doug Kwan <dougkwan@google.com>
4696 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4697 .ARM.attributes section if we have not merged any input
4698 attributes sections.
4700 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4702 * arm.cc: Allow combining objects with no EABI version
4705 2010-06-15 Rafael Espindola <espindola@google.com>
4707 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4709 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4711 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4712 (struct iovec): Correct !HAVE_READV definition.
4714 2010-06-10 Cary Coutant <ccoutant@google.com>
4716 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4717 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4719 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4722 * symtab.h (Symbol::is_placeholder): New member function.
4723 * target-reloc.h (relocate_section): Check for placeholder symbols.
4725 * testsuite/Makefile.am (plugin_test_8): New test.
4726 (plugin_test_9): New test.
4727 * testsuite/Makefile.in: Regenerate.
4729 2010-06-09 Nick Clifton <nickc@redhat.com>
4731 * yyscript.y (input_list_element): Allow strings prefixed with
4732 the '-' character. Treat these as libraries.
4733 * script.cc (script_add_library): New function. Adds a library
4734 specified by "-l<name>" found in an input script.
4735 * script-c.h: Add prototype for script_add_library.
4737 2010-06-07 Doug Kwan <dougkwan@google.com>
4739 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4740 Restrict stub-group size to be within long conditional branch
4741 range when working around cortex-A8 erratum.
4743 2010-06-07 Damien Diederen <dd@crosstwine.com>
4745 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4748 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4752 (Output_section::Input_section_sort_entry::compare_section_ordering):
4753 Change to return non-zero correctly.
4754 (Output_section::Input_section_sort_section_order_index_compare
4755 ::operator()): Change to fix ambiguity in comparisons.
4757 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4759 * gold.h (is_wildcard_string): New function.
4760 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4761 (Layout::layout_eh_frame): Ditto.
4762 (Layout::find_section_order_index): New method.
4763 (Layout::read_layout_from_file): New method.
4764 * layout.h (Layout::find_section_order_index): New method.
4765 (Layout::read_layout_from_file): New method.
4766 (Layout::input_section_position_): New private member.
4767 (Layout::input_section_glob_): New private member.
4768 * main.cc (main): Call read_layout_from_file here.
4769 * options.h (--section-ordering-file): New option.
4770 * output.cc (Output_section::input_section_order_specified_): New
4772 (Output_section::Output_section): Initialize new member.
4773 (Output_section::add_input_section): Add new parameter.
4774 Keep input sections when --section-ordering-file is used.
4775 (Output_section::set_final_data_size): Sort input sections when
4776 section ordering file is specified.
4777 (Output_section::Input_section_sort_entry): Add new parameter.
4779 (Output_section::Input_section_sort_entry::compare_section_ordering):
4781 (Output_section::Input_section_sort_compare::operator()): Change to
4782 consider section_order_index.
4783 (Output_section::Input_section_sort_init_fini_compare::operator()):
4784 Change to consider section_order_index.
4785 (Output_section::Input_section_sort_section_order_index_compare
4786 ::operator()): New method.
4787 (Output_section::sort_attached_input_sections): Change to sort
4788 according to section order when specified.
4789 (Output_section::add_input_section<32, true>): Add new parameter.
4790 (Output_section::add_input_section<64, true>): Add new parameter.
4791 (Output_section::add_input_section<32, false>): Add new parameter.
4792 (Output_section::add_input_section<64, false>): Add new parameter.
4793 * output.h (Output_section::add_input_section): Add new parameter.
4794 (Output_section::input_section_order_specified): New
4796 (Output_section::set_input_section_order_specified): New method.
4797 (Input_section::Input_section): Initialize section_order_index_.
4798 (Input_section::section_order_index): New method.
4799 (Input_section::set_section_order_index): New method.
4800 (Input_section::section_order_index_): New member.
4801 (Input_section::Input_section_sort_section_order_index_compare): New
4803 (Output_section::input_section_order_specified_): New member.
4804 * script-sections.cc (is_wildcard_string): Delete and move modified
4806 (Output_section_element_input::Output_section_element_input): Modify
4807 call to is_wildcard_string.
4808 (Output_section_element_input::Input_section_pattern
4809 ::Input_section_pattern): Ditto.
4810 (Output_section_element_input::Output_section_element_input): Ditto.
4811 * testsuite/Makefile.am (final_layout): New test case.
4812 * testsuite/Makefile.in: Regenerate.
4813 * testsuite/final_layout.cc: New file.
4814 * testsuite/final_layout.sh: New file.
4816 2010-06-01 Rafael Espindola <espindola@google.com>
4818 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4820 2010-06-01 Rafael Espindola <espindola@google.com>
4822 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4823 visibility of symbols.
4825 2010-05-27 Doug Kwan <dougkwan@google.com>
4827 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4828 from start of output section instead of address for a local symbol
4829 in a merged or relaxed section when doing a relocatable link.
4831 2010-05-26 Rafael Espindola <espindola@google.com>
4834 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4835 adding sections the garbage collector removed.
4836 * gold/testsuite/Makefile.am: Add test.
4837 * gold/testsuite/Makefile.in: Regenerate.
4838 * gold/testsuite/plugin_test_7.sh: New.
4839 * gold/testsuite/plugin_test_7_1.c: New.
4840 * gold/testsuite/plugin_test_7_2.c: New.
4842 2010-05-26 Rafael Espindola <espindola@google.com>
4844 * script-sections.cc (Output_section_definition::set_section_addresses):
4845 Check for --section-start.
4847 2010-05-26 Doug Kwan <dougkwan@google.com>
4849 * arm.cc (Arm_scan_relocatable_relocs): New class.
4850 (Target_arm::relocate_special_relocatable): New method.
4851 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4852 (Arm_relocate_functions::thumb_branch_common): Same.
4853 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4854 instead of Default_scan_relocatable_relocs.
4855 * target-reloc.h (relocate_for_relocatable): Let target handle
4856 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4857 * target.h (Sized_target::relocate_special_relocatable): New method.
4859 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4861 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4863 2010-05-23 Doug Kwan <dougkwan@google.com>
4865 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4867 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4868 with a direct branch, not a conditional branch, to a stub.
4869 * merge.cc (Output_merge_base::record_input_section): New method
4871 (Output_merge_data::do_add_input_section): Record input section if
4872 keeps-input-sections flag is set.
4873 (Output_merge_string::do_add_input_section): Ditto.
4874 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4875 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4877 (Output_merge_base::keeps_input_sections,
4878 Output_merge_base::set_keeps_input_sections,
4879 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4881 (Output_merge_base::Input_sections): New type declaration.
4882 (Output_merge_base::input_sections_begin,
4883 Output_merge_base::input_sections_end,
4884 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4885 (Output_merge_base::bool keeps_input_sections_,
4886 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4887 Output_merge_base::input_sections_): New data members.
4888 (Output_merge_data::do_set_keeps_input_sections): New method
4890 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4891 * output.cc (Output_section::Input_section::relobj): Move method
4892 defintion from class declaration to here and handle merge sections.
4893 (Output_section::Input_section::shndx): Ditto.
4894 (Output_section::Output_section): Remove initializations of removed
4895 data members and initialize new data member LOOKUP_MAPS_.
4896 (Output_section::add_input_section): Set keeps-input-sections flag
4897 for a newly created merge output section as appropriate. Adjust code
4898 to use Output_section_lookup_maps class.
4899 (Output_section::add_relaxed_input_section): Adjst code for lookup
4900 maps code refactoring.
4901 (Output_section::add_merge_input_section): Add a new parameter
4902 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4903 class. If adding input section to a newly created merge output
4904 section fails, remove the new merge section.
4905 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4906 Adjust code for use of the Output_section_lookup_maps class.
4907 (Output_section::find_merge_section): Ditto.
4908 (Output_section::build_lookup_maps): New method defintion.
4909 (Output_section::find_relaxed_input_section): Adjust code to use
4910 Output_section_lookup_maps class.
4911 (Output_section::get_input_sections): Export merge sections. Adjust
4912 code to use Output_section_lookup_maps class.
4913 (Output_section:::add_script_input_section): Adjust code to use
4914 Output_section_lookup_maps class. Update lookup maps for merge
4916 (Output_section::discard_states): Use Output_section_lookup_maps.
4917 (Output_section::restore_states): Same.
4918 * output.h (Merge_section_properties): Move class defintion out of
4920 (Output_section_lookup_maps): New class.
4921 (Output_section::Input_section::is_merge_section): New method
4923 (Output_section::Input_section::relobj): Move defintion out of class
4924 defintion. Declare method only.
4925 (Output_section::Input_section::shndx): Ditto.
4926 (Output_section::Input_section::output_merge_base): New method defintion.
4927 (Output_section::Input_section::u2_.pomb): New union field.
4928 (Output_section::Merge_section_by_properties_map,
4929 Output_section::Output_section_data_by_input_section_map,
4930 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4932 (Output_section::add_merge_input_section): Add new parameter
4933 KEEPS_INPUT_SECTIONS.
4934 (Output_section::build_lookup_maps): New method declaration.
4935 (Output_section::merge_section_map_,
4936 Output_section::merge_section_by_properties_map_,
4937 Output_section::relaxed_input_section_map_,
4938 Output_section::is_relaxed_input_section_map_valid_): Remove data
4940 (Output_section::lookup_maps_): New data member.
4942 2010-05-21 Doug Kwan <dougkwan@google.com>
4945 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4946 avoid a compilation error.
4948 2010-05-19 Rafael Espindola <espindola@google.com>
4950 * script-sections.cc (Output_section_definition::allocate_to_segment):
4951 Update the phdrs_list even when the output section is NULL.
4952 * testsuite/Makefile.am: Add test.
4953 * testsuite/Makefile.in: Regenerate.
4954 * testsuite/script_test_9.cc: New.
4955 * testsuite/script_test_9.sh: New.
4956 * testsuite/script_test_9.t: New.
4958 2010-05-19 Doug Kwan <dougkwan@google.com>
4960 * arm.cc (Arm_input_section::original_size): New method.
4961 (Arm_input_section::do_addralign): Add a cast.
4962 (Arm_input_section::do_output_offset): Remove static cast.
4963 (Arm_input_section::original_addralign,
4964 Arm_input_section::original_size_): Change type to uint32_t.
4965 (Arm_input_section::init): Add safe casts for section alignment
4967 (Arm_input_section::set_final_data_size): Do not set address and
4968 offset of stub table.
4969 (Arm_output_section::fix_exidx_coverage): Change use of of
4970 Output_section::Simple_input_section to that of
4971 Output_section::Input_section.
4972 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4973 except for the first pass.
4974 * output.cc (Output_section::get_input_sections): Change type of
4975 input_sections to std::list<Input_section>.
4976 (Output_section::add_script_input_section): Rename from
4977 Output_section::add_simple_input_section. Change type of SIS
4978 parameter from Simple_input_section to Input_section.
4979 * output.h (Output_section::Simple_input_section): Remove class.
4980 (Output_section::Input_section): Change class visibility to public.
4981 (Output_section::Input_section::addralign): Use stored alignments
4982 for special input sections if set.
4983 (Output_section::Input_section::set_addralign): New method.
4984 (Output_section::get_input_sections): Change parameter type from
4985 list of Simple_input_section to list of Input_section.
4986 (Output_section::add_script_input_section): Rename from
4987 Output_section::add_simple_input_section. Change first parameter's
4988 type from Simple_input_section to Input_section and remove the
4989 second and third parameters.
4990 * script-sections.cc (Input_section::Input_section_list): Change
4991 type to list of Output_section::Input_section/
4992 (Input_section_info::Input_section_info): Change parameter type of
4993 INPUT_SECTION to Output_section::Input_section.
4994 (Input_section_info::input_section): Change return type.
4995 (Input_section_info::input_section_): Change type to
4996 Output_section::Input_section.
4997 (Output_section_element_input::set_section_addresses): Adjust code
4998 to use Output_section::Input_section instead of
4999 Output_section::Simple_input_section. Adjust code for renaming
5000 of Output_section::add_simple_input_section.
5001 (Orphan_output_section::set_section_addresses): Ditto.
5003 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5005 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
5006 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
5008 2010-05-18 Rafael Espindola <espindola@google.com>
5010 * options.cc (General_options::finalize): Handle -nostdlib.
5011 * options.h (nostdlib): New option.
5012 * script.cc (script_add_search_dir): Handle -nostdlib.
5014 2010-05-12 Doug Kwan <dougkwan@google.com>
5016 * arm.cc (Target_arm::do_finalize_sections): Create an empty
5017 attributes section only if there no attributes section after merging.
5018 (Target_arm::merge_object_attributes): Move value of
5019 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
5020 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
5021 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
5022 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
5023 and arm_attr_merge_7.stdout.
5024 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
5025 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
5026 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
5027 arm_attr_merge_7b.o): New rules.
5028 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
5030 * testsuite/Makefile.in: Regenerate.
5031 * testsuite/arm_attr_merge.sh: New file.
5032 * testsuite/arm_attr_merge_[67][ab].s: Same.
5034 2010-05-05 Nick Clifton <nickc@redhat.com>
5036 * po/es.po: Updated Spanish translation.
5038 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5040 * Makefile.am (install-exec-local): Properly install gold as
5041 default cross linker.
5042 * Makefile.in: Regenerated.
5044 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5045 Nick Clifton <nickc@redhat.com>
5047 * configure.ac (install_as_default): Define and set to false
5048 unless --enable-gold or --enable-gold=both/gold has been
5050 * configure: Regenerate.
5052 * Makefile.am (install-exec-local): Install the executable as
5053 'ld.gold'. If install_as_default is true then also install it as
5055 * Makefile.in: Regenerated.
5057 2010-04-24 Ian Lance Taylor <iant@google.com>
5059 * layout.cc (Layout::layout_reloc): In relocatable link don't
5060 combine reloc sections for grouped sections.
5062 2010-04-23 Sriraman Tallam <tmsriram@google.com>
5064 * gc.h (gc_process_relocs): Pass information on relocs pointing to
5065 sections that are not ordinary to icf.
5066 * icf.cc (get_section_contents): Handle relocation pointing to section
5067 with no object or shndx information.
5068 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
5069 * testsuite/Makefile.in: Regenerate.
5070 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
5071 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
5073 2010-04-22 Ian Lance Taylor <iant@google.com>
5075 * expression.cc (Expression::Expression_eval_info): Add
5076 result_alignment_pointer field.
5077 (Expression::eval_with_dot): Add result_alignment_pointer
5078 parameter. Change all callers.
5079 (Expression::eval_maybe_dot): Likewise.
5080 (class Binary_expression): Add alignment_pointer parameter to
5081 left_value and right_value. Change all callers.
5082 (BINARY_EXPRESSION): Set result alignment.
5083 (class Trinary_expression): Add alignment_pointer parameter to
5084 arg2_value and arg3_value. Change all callers.
5085 (Trinary_cond::value): Set result alignment.
5086 (Max_expression::value, Min_expression::value): Likewise.
5087 (Align_expression::value): Likewise.
5088 * script-sections.cc (class Sections_element): Add dot_alignment
5089 parameter to set_section_addresses virtual function. Update
5091 (class Output_section_element): Likewise.
5092 (Script_sections::create_segments): Add dot_alignment parameter.
5094 (Script_sections::create_segments_from_phdrs_clause): Likewise.
5095 (Script_sections::set_phdrs_clause_addresses): Likewise.
5096 * script-sections.h: Update declarations.
5097 * script.h: Update declarations.
5098 * output.h (Output_segment::set_minimum_p_align): Don't decrease
5100 * testsuite/script_test_3.t: Set large alignment.
5101 * testsuite/script_test_3.sh: Make sure that at least one LOAD
5102 segment has expected alignment.
5104 2010-04-22 Nick Clifton <nickc@redhat.com>
5106 * po/gold.pot: Updated by the Translation project.
5107 * po/vi.po: Updated Vietnamese translation.
5109 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
5111 * testsuite/Makefile.am (check_PROGRAMS): Add
5112 icf_virtual_function_folding_test.
5113 * testsuite/Makefile.in: Regenerated.
5115 2010-04-15 Andrew Haley <aph@redhat.com>
5117 * options.h (merge_exidx_entries): New option.
5118 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
5119 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
5120 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
5121 (Target_arm::merge_exidx_entries): New function.
5122 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
5123 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
5124 to Arm_exidx_fixup constructor.
5125 Add new arg, merge_exidx_entries.
5126 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
5127 Arm_output_section::fix_exidx_coverage.
5129 2010-04-18 Sriraman Tallam <tmsriram@google.com>
5131 * icf.cc (get_section_contents): Check for preemptible functions.
5132 Ignore addend when appropriate.
5133 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
5135 (add_from_relobj): Check for section folded.
5136 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
5137 * symtab.h (should_add_dynsym_entry): Add new parameter.
5138 * target-reloc.h (scan_relocs): Check for section folded.
5139 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
5140 Check reloc types for function pointers in shared objects.
5141 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
5143 (icf_preemptible_functions_test): New test case.
5144 (icf_string_merge_test): New test case.
5145 * testsuite.Makefile.in: Regenerate.
5146 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
5147 bar_glob. Refactor code.
5148 * testsuite/icf_preemptible_functions_test.cc: New file.
5149 * testsuite/icf_preemptible_functions_test.sh: New file.
5150 * testsuite/icf_string_merge_test.cc: New file.
5151 * testsuite/icf_string_merge_test.sh: New file.
5152 * testsuite/icf_virtual_function_folding_test.cc: New file.
5153 * testsuite/icf_virtual_function_folding_test.sh: New file.
5155 2010-04-14 Doug Kwan <dougkwan@google.com>
5157 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
5158 for local symbol recounting if we remove a section due to ICF.
5159 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
5160 there are no regular objects in input.
5162 2010-04-13 Doug Kwan <dougkwan@google.com>
5164 * arm.cc (Arm_input_section::set_final_data_size): Compute
5165 accurate final data size instead of using current data size.
5167 2010-04-09 Doug Kwan <dougkwan@google.com>
5169 * layout.cc (Layout::choose_output_section): Handle script section
5171 (Layout::make_output_section_for_script): Add section type parameter.
5172 Handle script section types.
5173 * layout.h (Layout::make_output_section_for_script): Add section
5175 * output.cc (Output_section::Output_section): Initialize data member
5177 (Output_section::do_reset_address_and_file_offset): Do not set address
5178 to 0 if section is a NOLOAD section.
5179 * output.h (Output_section::is_noload): New method.
5180 (Output_section::set_is_noload): Ditto.
5181 (Output_section::is_noload_): New data member.
5182 * script-c.h (Script_section_type): New enum type.
5183 (struct Parser_output_section_header): Add new file section_type.
5184 * script-sections.cc (Sections_element::output_section_name): Add
5185 parameter for returning script section type.
5186 (Output_section_definition::output_section_name): Ditto.
5187 (Output_section_definition::section_type)P; New method.
5188 (Output_section_definiton::script_section_type_name): Ditto.
5189 (Output_section_definition::script_section_type_): New data member.
5190 (Output_section_definition::Output_section_definition): Initialize
5191 data member Output_section_definition::script_section_type_.
5192 (Output_section_definition::create_sections): Pass script section type
5193 to Layout::make_output_section_for_script.
5194 (Output_section_definition::output_section_name): Return script
5195 section type to caller.
5196 (Output_section_definition::set_section_address): Do not advance
5197 dot value and load address if section type is NOLOAD. Set address
5198 of NOLOAD sections regardless of section flags.
5199 (Output_section_definition::print): Print section type if it is
5200 not SCRIPT_SECTION_TYPE_NONE.
5201 (Output_section_definition::section_type): New method.
5202 (Output_section_definition::script_section_type_name): Ditto.
5203 (Script_sections::output_section_name): Add new parameter
5204 PSECTION_TYPE for returning script section type. Pass it to
5205 section elements. Handle discard sections.
5206 (Sort_output_sections::operator()): Handle NOLOAD sections.
5207 * script-sections.h (Script_sections::Section_type): New enum type.
5208 (Script_sections::output_section_name): Add a new parameter for
5209 returning script section type.
5210 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
5212 * yyscript.y (union): Add new field SECTION_TYPE.
5213 (COPY, DSECT, INFO, NOLOAD): New tokens.
5214 (opt_address_and_section_type): Change type to output_section_header.
5215 (section_type): New non-terminal
5216 (section_header): Handle section type.
5217 (opt_address_and_section_type): Return section type value.
5219 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
5221 * testsuite/plugin_common_test_1.c (foo): Add prototype.
5222 * testsuite/plugin_common_test_2.c (foo): Likewise.
5224 2010-04-08 Doug Kwan <dougkwan@google.com>
5226 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
5228 * output.cc (Output_section::add_merge_input_section): Simplify
5229 code and return status of Output_merge_base::add_input_section.
5230 Update merge section map only if Output_merge_base::add_input_section
5233 2010-04-07 Doug Kwan <dougkwan@google.com>
5235 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
5236 if section is marked as containing instructions but has no mapping
5238 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
5239 correct section index.
5240 (Arm_relobj::find_linked_text_section): Ditto.
5242 2010-04-07 Cary Coutant <ccoutant@google.com>
5244 * archive.cc (include_member): Destroy Read_symbols_data object before
5246 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
5247 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
5248 (Read_symbols_data::~Read_symbols_data) New destructor.
5249 (Section_relocs::Section_relocs) New constructor.
5250 (Section_relocs::~Section_relocs) New destructor.
5251 (Read_relocs_data::Read_relocs_data) New constructor.
5252 (Read_relocs_data::~Read_relocs_data) New destructor.
5253 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
5254 pointers to NULL after deleting.
5256 2010-04-07 Doug Kwan <dougkwan@google.com>
5258 * arm.cc: Replace "endianity" with "endianness" in comments.
5259 (Arm_exidx_cantunwind): Ditto.
5260 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
5261 (Arm_relobj::merge_flags_and_attributes): New method.
5262 (Arm_relobj::merge_flags_and_attributes_): New data member.
5263 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
5264 (Arm_relobj::scan_sections_for_stubs): Ditto.
5265 (Arm_relobj::do_read_symbols): Check to see if we really want to
5266 merge processor-specific flags and attributes. Exit early if
5267 an object is empty except for section names and the undefined symbol.
5268 (Target_arm::do_finalize_sections): Move check for ELF format to
5269 Arm_relobj::do_read_symbols. Merge processor specific flags and
5270 attributes from a regular object only when we have determined that
5271 it is aapropriate. Do not create an .ARM.attributes section in
5272 output if there is no regular input object.
5273 (Target_arm::merge_processor_specific_flags): Check
5274 --warn-mismatch before printing any error.
5275 (Target_arm::merge_object_attributes): Ditto.
5276 * gold.cc (queue_middle_tasks): Handle the case in which there is
5277 no regular object in input.
5278 * options.cc (General_options::parse_EB): New method.
5279 (General_options::parse_EL): Same.
5280 (General_options::General_options): Initialize endianness_.
5281 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
5283 (General_options::Endianness): New enum.
5284 (General_options::endianness): New method.
5285 (General_options::endianness_): New data member.
5286 * parameters.cc (Parameters::set_options): Check target endianness.
5287 (Parameters::set_target_once): Ditto.
5288 (Parameters::check_target_endianness): New method.
5289 (parameters_force_valid_target): If either -EL or -EB is specified,
5290 use it to define endianness of default target.
5291 * parameters.h (Parameters::check_target_endianness): New method
5293 * target.h (class Target): Change "endianity" to "endianness"
5296 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5298 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5299 * configure: Regenerate.
5300 * Makefile.in: Regenerate.
5301 * testsuite/Makefile.in: Regenerate.
5303 2010-04-06 Cary Coutant <ccoutant@google.com>
5306 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5307 prevailing definitions of common symbols.
5308 * testsuite/plugin_test_6.sh: New test case.
5309 * testsuite/plugin_common_test_1.c: New test case.
5310 * testsuite/plugin_common_test_2.c: New test case.
5311 * testsuite/Makefile.am (plugin_test_6): New test case.
5312 * testsuite/Makefile.in: Regenerate.
5314 2010-04-06 Nick Clifton <nickc@redhat.com>
5316 * po/vi.po: New Vietnamese translation.
5318 2010-03-30 Doug Kwan <dougkwan@google.com>
5320 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5322 2010-03-25 Doug Kwan <dougkwan@google.com>
5324 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5325 to avoid a conversion warning on a 32-bit host.
5327 2010-03-24 Ian Lance Taylor <iant@google.com>
5329 * testsuite/script_test_3.t: Add a TLS segment.
5330 * testsuite/Makefile.am (check_PROGRAMS): Add
5331 tls_phdrs_script_test.
5332 (tls_phdrs_script_test_SOURCES): Define.
5333 (tls_phdrs_script_test_DEPENDENCIES): Define.
5334 (tls_phdrs_script_test_LDFLAGS): Define.
5335 (tls_phdrs_script_test_LDADD): Define.
5336 * testsuite/Makefile.in: Rebuild.
5338 2010-03-23 Cary Coutant <ccoutant@google.com>
5340 * fileread.cc (find_or_make_view): Fix comment.
5342 2010-03-23 Ian Lance Taylor <iant@google.com>
5344 * script-sections.cc (class Orphan_section_placement): Define
5345 PLACE_TLS and PLACE_TLS_BSS.
5346 (Orphan_section_placement::Orphan_section_placement): Initialize
5348 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5349 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5350 (tls_script_test_SOURCES): Define.
5351 (tls_script_test_DEPENDENCIES): Define.
5352 (tls_script_test_LDFLAGS): Define.
5353 (tls_script_test_LDADD): Define.
5354 * testsuite/Makefile.in: Rebuild.
5356 2010-03-22 Doug Kwan <dougkwan@google.com>
5358 * arm.cc (Arm_relocate_functions::abs8,
5359 Arm_relocate_functions::abs16): Use correct check for overflow
5360 specified in the ARM ELF specs.
5361 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5362 target of a BLX instruction specially.
5363 (Reloc_stub::stub_type_for_reloc): Ditto.
5364 (Relocate::relocate): Use symbolic names instead of numeric relocation
5365 codes to report error.
5366 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5368 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5369 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5370 thumb2_blx_out_of_range.stdout
5371 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5372 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5373 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5374 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5375 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5376 thumb2_blx_in_range, thumb2_blx_in_range.o,
5377 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5378 thumb2_blx_out_of_range.o): New rules.
5379 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5380 thumb2_blx_in_range and thumb2_blx_out_of_range.
5381 * testsuite/Makefile.in: Regenerate.
5382 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5383 * testsuite/thumb_blx_in_range.s: New file.
5384 * testsuite/thumb_blx_out_of_range.s: New file.
5386 2010-03-22 Rafael Espindola <espindola@google.com>
5388 * archive.cc (Should_include): Move to archive.h.
5389 (should_include_member): Make it a member of Archive.
5391 (Add_lib_group_symbols): New.
5392 * archive.h: Include options.h.
5393 (Archive_member): Moved from Archive.
5394 (Should_include): Moved from archive.cc.
5396 (Add_lib_group_symbols): New.
5397 * dynobj.cc (do_should_include_member): New.
5398 * dynobj.h (do_should_include_member): New.
5399 * gold.cc (queue_initial_tasks): Update call to queue.
5400 * main.cc (main): Print lib group stats.
5401 * object.cc (do_should_include_member): New.
5402 * object.h: Include archive.h.
5403 (Object::should_include_member): New.
5404 (Object::do_should_include_member): New.
5405 (Sized_relobj::do_should_include_member): New.
5406 * options.cc (General_options::parse_start_lib): New.
5407 (General_options::parse_end_lib): New.
5408 (Input_arguments::add_file): Handle lib groups.
5409 (Input_arguments::start_group): Check we are not in a lib.
5410 (Input_arguments::start_lib): New.
5411 (Input_arguments::end_lib): New.
5412 * options.h (General_options): Add start_lib and end_lib.
5413 (Input_argument::lib_): New.
5414 (Input_argument::lib): New.
5415 (Input_argument::is_lib): New.
5416 (Input_file_lib): New.
5417 (Input_arguments::in_lib_): New.
5418 (Input_arguments::in_lib): New.
5419 (Input_arguments::start_lib): New.
5420 (Input_arguments::end_lib_): New.
5421 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5422 in unused members as preempted.
5423 (Sized_pluginobj::do_should_include_member): New.
5424 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5425 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5427 (Read_symbols::do_whole_lib_group): New.
5428 (Read_symbols::do_lib_group): New.
5429 (Read_symbols::do_read_symbols): Handle lib groups.
5430 (Read_symbols::get_name): Handle lib groups.
5431 * readsyms.h (Read_symbols): Add an archive member pointer.
5432 (Read_symbols::do_whole_lib_group): New.
5433 (Read_symbols::do_lib_group): New.
5434 (Read_symbols::member_): New.
5435 * script.cc (read_input_script): Update call to queue_soon.
5437 2010-03-19 Doug Kwan <dougkwan@google.com>
5439 * arm.cc (Stub_table::Stub_table): Initialize new data members
5440 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5441 (Stub_table::add_reloc_stub): Assign stub offset and update
5442 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5443 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5445 (Stub_table::update_data_size_and_addralign): Use
5446 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5447 instead of going over all reloc stubs.
5448 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5449 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5450 Stringpool_template::offset_ to size of Stringpool_char.
5451 (Stringpool_template::new_key_offset): Remove code to initialize
5452 Stringpool_template::offset_.
5453 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5454 Stringpool_template::offset_ to zero.
5456 2010-03-15 Doug Kwan <dougkwan@google.com>
5458 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5460 (Stringpool_template::new_key_offset): New method.
5461 (Stringpool_template::add_string): Assign offsets when adding new
5463 (Stringpool_template::set_string_offsets): Do not set string offsets
5464 when not optimizing.
5465 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5467 (Chunked_vector::clear): Clear size_.
5468 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5469 (Chunked_vector::size): Return size_.
5470 (Chunked_vector::push_back): Use size_ to find insert position.
5471 (Chunked_vector::size_): New data member.
5472 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5473 (Stringpool_template::new_key_offset): New method declaration.
5474 (Stringpool_template::offset_): New data member.
5476 2010-03-15 Rafael Espindola <espindola@google.com>
5478 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5479 Add_symbols' constructor.
5480 * readsyms.h (Add_symbols): Remove the input_group member.
5482 2010-03-10 Ian Lance Taylor <iant@google.com>
5484 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5485 target to ask whether a reference to a symbol requires a stack
5487 * target.h (Target::is_call_to_non_split): New function.
5488 (Target::do_is_call_to_non_split): Declare virtual function.
5489 * target.cc: Include "symtab.h".
5490 (Target::do_is_call_to_non_split): New function.
5491 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5493 2010-03-10 Cary Coutant <ccoutant@google.com>
5495 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5496 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5497 (File_read::open[2]): Add whole_file_view_ to list of views.
5498 (File_read::make_view): Remove test of whole_file_view_.
5499 (File_read::find_or_make_view): Create whole_file_view_ if
5501 (File_read::clear_views): Replace bool parameter with enum;
5502 adjust all callers. Don't delete views with permanent data;
5503 do delete cached views and views from archives if
5504 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5505 if clearing the corresponding view.
5506 * fileread.h (File_read::Clear_views_mode): New enum.
5507 (File_read::View::is_permanent_view): New method.
5508 (File_read::clear_views): Replace bool parameter
5509 with enum; adjust all callers.
5510 * options.h (General_options): Change keep_files_mapped option;
5511 add map_whole_files.
5512 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5514 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5517 2010-03-10 David S. Miller <davem@davemloft.net>
5519 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5521 2010-03-09 Sriraman Tallam <tmsriram@google.com>
5523 * icf.cc (get_section_contents): Add '@' marker after processing the
5526 2010-03-08 Doug Kwan <dougkwan@google.com>
5528 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5529 due to a conversion warning.
5530 (Arm_relobj::update_output_local_symbol_count): Check for local
5531 symbol with unset output index.
5533 2010-03-05 Ian Lance Taylor <iant@google.com>
5535 * options.h (class General_options): Add --spare-dynamic-tags.
5536 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5537 --spare-dynamic-tags.
5539 2010-03-05 Ian Lance Taylor <iant@google.com>
5541 * incremental.cc: Include "libiberty.h".
5543 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5545 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5546 function, is_info_ member.
5547 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5548 (Versions::Versions): Update caller.
5549 (Versions::define_base_version): Likewise.
5550 (Versions::add_def): Likewise.
5552 2010-03-03 Sriraman Tallam <tmsriram@google.com>
5554 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5555 (Scan::possible_function_pointer_reloc): New function.
5556 (Scan::local_reloc_may_be_function_pointer): Change to call
5557 possible_function_pointer_reloc.
5558 (Scan::global_reloc_may_be_function_pointer): Ditto.
5559 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5560 relocations in ".data.rel.ro._ZTV" section.
5561 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5562 * testsuite/icf_safe_so_test.cc: Ditto.
5563 * testsuite/icf_safe_test.cc: Ditto.
5564 * testsuite/icf_safe_test.sh: Ditto.
5566 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5567 Ian Lance Taylor <iant@google.com>
5569 * target-reloc.h (relocate_section): Check the symbol table index
5570 for -1U before setting the local symbol index.
5571 (scan_relocatable_relocs): If copying the relocation, record that
5572 the local symbol is required.
5573 * object.h (Symbol_value::is_output_symtab_index_set): New
5575 (Symbol_value::may_be_discarded_from_output_symtab): New
5577 (Symbol_value::has_output_symtab_entry): New function.
5578 (Symbol_value::needs_output_symtab_entry): Remove.
5579 (Symbol_value::output_symtab_index): Make sure the symbol index is
5581 (Symbol_value::set_output_symtab_index): Make sure the symbol
5582 index is not set. Make sure the new index is valid.
5583 (Symbol_value::set_must_have_output_symtab_entry): New function.
5584 (Symbol_value::has_output_dynsym_entry): New function.
5585 (Symbol_value::set_output_dynsym_index): Make sure the new index
5587 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5588 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5589 local symbol if permitted.
5590 (Sized_relobj::do_finalize_local_symbols): Call
5591 is_output_symtab_index_set rather than needs_output_symtab_entry.
5592 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5593 rather than needs_output_symtab_entry. Call
5594 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5595 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5596 is_output_symtab_index_set rather than needs_output_symtab_entry.
5597 * testsuite/discard_locals_relocatable_test.c: New file.
5598 * testsuite/discard_locals_test.sh: Test -r.
5599 * testsuite/Makefile.am (check_DATA): Add
5600 discard_locals_relocatable_test1.syms,
5601 discard_local_relocatable_test2.syms.
5602 (MOSTLYCLEANFILES): Likewise. Also add
5603 discard_locals_relocatable_test1.lout and
5604 discard_locals_relocatable_test2.out.
5605 (discard_locals_relocatable_test1.syms): New target.
5606 (discard_locals_relocatable_test.o): New target.
5607 (discard_locals_relocatable_test1.out): New target.
5608 (discard_locals_relocatable_test2.syms): New target.
5609 (discard_locals_relocatable_test2.out): New target.
5610 (various): Add missing ../ld-new dependencies.
5611 * testsuite/Makefile.in: Rebuild.
5613 2010-03-03 Nick Clifton <nickc@redhat.com>
5615 * po/fi.po: New Finnish translation.
5617 2010-03-01 Doug Kwan <dougkwan@google.com>
5619 * layout.cc (Layout::Layout): Force section types of .init_array*,
5620 .preinit_array* and .fini_array* sections.
5621 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5622 Fix check of return value of std::string::find.().
5623 (Output_section::Input_section_sort_compare::operator()): Remove
5624 comment about .init_array.
5625 (Output_section::Input_section_sort_init_fini_compare::operator()):
5627 (Output_section::sort_attached_input_sections): Handle .init_array
5628 and .fini_array specially.
5629 * output.h (Output_section::Inut_section_sort_compare): Update
5631 (Output_section::Input_section_sort_init_fini_compare): New struct.
5633 2010-02-26 Doug Kwan <dougkwan@google.com>
5635 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5636 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5637 * testsuite/debug_msg.sh: Avoid matching source line number for
5638 use of global variable undef_int.
5640 2010-02-26 Doug Kwan <dougkwan@google.com>
5642 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5643 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5644 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5645 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5646 * options.cc (General_options::General_options): Initialize member
5648 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5649 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5650 and rm_no_fix_v4bx.stdout
5651 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5652 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5653 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5654 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5655 and arm_no_fix_v4bx.
5656 * Makefile.in: Regenerate.
5657 * testsuite/arm_fix_v4bx.s: New file.
5658 * testsuite/arm_fix_v4bx.sh: Ditto.
5660 2010-02-24 Doug Kwan <dougkwan@google.com>
5662 * arm.cc (Target_arm::got_section): Make the .got section the first
5663 non RELRO section in the data segment.
5664 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5665 suffixes of section names.
5667 2010-02-24 Doug Kwan <dougkwan@google.com>
5669 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5670 flags and attributes merging if an input file is a binary file.
5671 * fileread.cc (Input_file::open): Record format of original file.
5672 * fileread.h (Input_file::Format): New enum type.
5673 (Input_file::Input_file): Initialize data member format_.
5674 (Input_file::format): New method definition.
5675 (Input_file::format_):: New data member.
5677 2010-02-24 Doug Kwan <dougkwan@google.com>
5679 * arm.cc (Arm_output_data_got): New class.
5680 (ARM_TCB_SIZE): New constant
5681 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5682 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5683 If user uses a script with a SECTIONS clause, issue only a warning
5684 for a misplaced EXIDX input section. Otherwise, issue an error.
5685 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5687 (Target_arm::got_mode_index_entry): Handle static linking.
5688 (Target_arm::Scan::local): Ditto.
5689 (Target_arm::Scan::global): Ditto.
5690 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5691 all incorrectly implemented relocations.
5692 (Target_arm::fix_exidx_coverage): Pass layout to
5693 Arm_output_section::fix_exidx_coverage.
5694 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5695 from ".ARM.exidx." and ".ARM.extab.".
5697 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5699 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5700 section if it does not already exist.
5701 * attributes.cc (Attributes_section_data::Attributes_section_data):
5702 Don't crash if size is zero.
5704 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5705 Ian Lance Taylor <iant@google.com>
5707 * gold.cc (queue_middle_tasks): If no input files were opened,
5709 * workqueue.h (Task_function::Task_function): Assert that there is
5712 2010-02-22 Doug Kwan <dougkwan@google.com>
5714 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5715 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5716 types to avoid warnings due to different uint64_t implementations
5719 2010-02-21 Doug Kwan <dougkwan@google.com>
5721 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5722 handling of the maximum backward branch offset.
5723 (Arm_relocate_functions::thumb_branch_common): Ditto.
5724 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5725 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5726 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5727 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5728 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5729 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5730 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5731 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5732 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5733 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5734 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5735 thumb2_bl_out_of_range.o): New rules.
5736 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5737 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5738 thumb2_bl_out_of_range
5739 * testsuite/Makefile.in: Regenerate.
5740 * testsuite/arm_bl_in_range.s: New file.
5741 * testsuite/arm_bl_out_of_range.s: Ditto.
5742 * testsuite/arm_branch_in_range.sh: Ditto.
5743 * testsuite/arm_branch_range.t: Ditto.
5744 * testsuite/thumb2_branch_range.t: Ditto.
5745 * testsuite/thumb_bl_in_range.s: Ditto.
5746 * testsuite/thumb_bl_out_of_range.s: Ditto.
5747 * testsuite/thumb_branch_range.t: Ditto.
5749 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5751 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5752 Add reloc offset information.
5753 * icf.cc (get_section_contents): Change iterators to point to the new
5754 vectors. Add reloc offset information to the contents.
5755 * icf.h (Icf::Sections_reachable_info): New typedef.
5756 (Icf::Sections_reachable_list): New typedef.
5757 (Icf::Offset_info): New typedef.
5758 (Icf::Reloc_info): New struct typedef.
5759 (Icf::Reloc_info_list): New typedef.
5760 (Icf::symbol_reloc_list): Delete method.
5761 (Icf::addend_reloc_list): Delete method.
5762 (Icf::section_reloc_list): Delete method.
5763 (Icf::reloc_info_list): New method.
5764 (Icf::reloc_info_list_): New member.
5766 2010-02-19 Doug Kwan <dougkwan@google.com>
5768 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5769 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5770 * arm.cc (Arm_relocation_functions): New forward declaration.
5771 (Target_arm::Target_arm): Initialize new data members
5772 got_mod_index_offset_ and tls_base_symbol_defined_.
5773 (Target_arm::Relocate::relocate_tls): New method.
5774 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5775 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5777 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5778 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5779 (Target_arm::got_mod_index_offset_,
5780 Target_arm::tls_base_symbol_defined_): New data members.
5781 (Target_arm::Scan::local, Target::Scan::global,
5782 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5785 2010-02-18 Doug Kwan <dougkwan@google.com>
5787 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5788 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5789 text section as a parameter becuase some broken tools may not set
5790 the link in section header.
5791 (Target_arm::has_got_section): New method.
5792 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5793 without any mapping symbol as data only. Remove warning.
5794 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5795 link in its section header, try to discover the link by inspecting the
5796 REL31 relocation at the beginning of the section.
5797 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5799 (Target_arm::Scan::global): Treat any reference to the symbol
5800 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5802 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5804 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5805 (Scan::global_reloc_may_be_function_pointer): New function.
5806 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5807 (Scan::global_reloc_may_be_function_pointer): New function.
5808 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5809 (Scan::global_reloc_may_be_function_pointer): New function.
5810 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5811 (Scan::global_reloc_may_be_function_pointer): New function.
5812 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5813 (Scan::global_reloc_may_be_function_pointer): New function.
5814 (Scan::possible_function_pointer_reloc): New function.
5815 (Target_x86_64::can_check_for_function_pointers): New function.
5816 * gc.h (gc_process_relocs): Scan relocation types to determine if
5817 function pointers were taken for targets that support it.
5818 * icf.cc (Icf::find_identical_sections): Include functions for
5819 folding in safe ICF whose pointer is not taken.
5820 * icf.h (Secn_fptr_taken_set): New typedef.
5821 (fptr_section_id_): New member.
5822 (section_has_function_pointers): New function.
5823 (set_section_has_function_pointers): New function.
5824 (check_section_for_function_pointers): New function.
5825 * options.h: Fix comment for safe ICF option.
5826 * target.h (can_check_for_function_pointers): New function.
5827 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5828 Modify icf_safe_test for X86-64.
5829 * testsuite/Makefile.in: Regenerate.
5830 * testsuite/icf_safe_so_test.cc: New file.
5831 * testsuite/icf_safe_so_test.sh: New file.
5832 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5833 (main): Change to take pointer to function kept_func_3.
5834 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5835 folding is done correctly for X86-64.
5837 2010-02-12 David S. Miller <davem@davemloft.net>
5839 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5840 is_symbolless parameter.
5841 (Output_reloc<SHT_REL>::is_symbolless): New.
5842 (Output_reloc<SHT_REL>::is_symbolless_): New.
5843 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5844 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5845 (Output_reloc<SHT_RELA>::is_symbolless): New.
5846 (Output_data_reloc::add_global): Handle is_symbolless.
5847 (Output_data_reloc::add_global_relative): Likewise.
5848 (Output_data_reloc::add_local): Likewise.
5849 (Output_data_reloc::add_local_relative): Likewise.
5850 (Output_data_reloc::add_symbolless_global_addend): New.
5851 (Output_data_reloc::add_symbolless_local_addend): New.
5852 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5854 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5855 instead of ->is_relative_
5856 (Output_reloc::write): Likewise.
5857 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5858 (Output_reloc::write_rel): Simplify.
5860 * sparc.cc (Target_sparc::Scan::local): Use
5861 ->add_symbolless_local_addend as needed.
5862 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5863 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5864 based upon relocation offset.
5866 2010-02-11 Doug Kwan <dougkwan@google.com>
5868 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5869 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5870 beginning of function.
5871 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5872 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5873 parameter is_32bit in calls to should_apply_static_reloc.
5874 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5875 (check_DATA): Add arm_abs_global.stdout.
5876 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5877 arm_abs_global.stdout): New rules.
5878 (MOSTLLYCLEANFILES): Add arm_abs_global
5879 * Makefile.in: Regenerate.
5880 * testsuite/arm_abs_global.s: New file.
5881 * testsuite/arm_abs_global.sh: Ditto.
5882 * testsuite/arm_abs_lib.s: Ditto.
5884 2010-02-11 Ian Lance Taylor <iant@google.com>
5886 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5888 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5889 Allocate_commons_task first.
5890 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5891 task, rather than symtab_lock_.
5892 (Gc_process_relocs::~Gc_process_relocs): New function.
5893 (Gc_process_relocs::is_runnable): Check this_blocker_.
5894 (Gc_process_relocs::locks): Use next_blocker_ rather than
5896 (Scan_relocs::~Scan_relocs): New function.
5897 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5899 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5901 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5902 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5903 constructor accordingly.
5904 (class Gc_process_relocs): Likewise.
5905 (class Scan_relocs): Likewise.
5906 * common.h (class Allocate_commons_task): Remove symtab_lock_
5907 field, and corresponding constructor parameter.
5908 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5910 (Allocate_commons_task::locks): Likewise.
5912 2010-02-11 Ian Lance Taylor <iant@google.com>
5914 * gold-threads.h (class Once): Define.
5915 (class Initialize_lock): Rewrite as child of Once.
5916 * gold-threads.cc (class Once_initialize): Define.
5917 (once_pointer_control): New static variable.
5918 (once_pointer, once_arg): New static variables.
5919 (c_run_once): New static function.
5920 (Once::Once, Once::run_once, Once::internal_run): New functions.
5921 (class Initialize_lock_once): Remove.
5922 (initialize_lock_control): Remove.
5923 (initialize_lock_pointer): Remove.
5924 (initialize_lock_once): Remove.
5925 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5926 (Initialize_lock::initialize): Rewrite.
5927 (Initialize_lock::do_run_once): New function.
5928 * archive.cc (Archive::interpret_header): Only clear name if it is
5930 * fileread.cc: Include "gold-threads.h"
5931 (file_counts_lock): New static variable.
5932 (file_counts_initialize_lock): Likewise.
5933 (File_read::release): Only increment counts when using --stats.
5934 Use a lock around the increment.
5935 * parameters.cc (class Set_parameters_target_once): Define.
5936 (set_parameters_target_once): New static variable.
5937 (Parameters::Parameters): Move here from parameters.h.
5938 (Parameters::set_target): Rewrite.
5939 (Parameters::set_target_once): New function.
5940 (Parameters::clear_target): Move here and rewrite.
5941 * parameters.h (class Parameters): Update declarations. Add
5942 set_parameters_target_once_ field.
5943 (Parameters::Parameters): Move to parameters.cc.
5944 (Parameters::clear_target): Likewise.
5945 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5947 (Start_group::~Start_group): New function.
5948 (Start_group::is_runnable): New function.
5949 (Start_group::locks, Start_group::run): New functions.
5950 (Finish_group::run): Change saw_undefined to size_t.
5951 * readsyms.h (class Start_group): Define.
5952 (class Finish_group): Change saw_undefined_ field to size_t.
5953 (Finish_group::Finish_group): Remove saw_undefined and
5954 this_blocker parameters. Change all callers.
5955 (Finish_group::set_saw_undefined): New function.
5956 (Finish_group::set_blocker): New function.
5957 * symtab.h (class Symbol_table): Change saw_undefined to return
5958 size_t. Change saw_undefined_ field to size_t.
5959 * target-select.cc (Set_target_once::do_run_once): New function.
5960 (Target_selector::Target_selector): Initialize set_target_once_
5961 field. Don't initialize lock_ and initialize_lock_ fields.
5962 (Target_selector::instantiate_target): Rewrite.
5963 (Target_selector::set_target): New function.
5964 * target-select.h (class Set_target_once): Define.
5965 (class Target_selector): Update declarations. Make
5966 Set_target_once a friend. Remove lock_ and initialize_lock_
5967 fields. Add set_target_once_ field.
5969 2010-02-10 Ian Lance Taylor <iant@google.com>
5971 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5973 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5974 (queue_middle_tasks): Add all blockers before queueing any tasks.
5975 (queue_final_tasks): Likewise.
5976 * token.h (Task_token::add_blockers): New function.
5977 * object.h (Input_objects::number_of_relobjs): New function.
5979 2010-02-10 Ian Lance Taylor <iant@google.com>
5981 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5982 shared, not if not position independent.
5983 * x86_64.cc (Relocate::relocate_tls): Likewise.
5984 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5985 (tls_pie_pic_test): New target.
5986 * testsuite/Makefile.in: Rebuild.
5988 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5989 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5990 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5991 * testsuite/Makefile.in: Rebuild.
5993 2010-02-09 David S. Miller <davem@davemloft.net>
5995 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5996 R_SPARC_RELATIVE using ->add_local_relative().
5997 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5999 * output.h (Output_data_dynamic::add_section_size): New method
6000 that takes two Output_data objects.
6001 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
6002 entry param. Handle it in initializers.
6003 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
6004 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
6005 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
6007 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
6008 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
6009 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
6010 for dynrel_includes_plt.
6011 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6012 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6013 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
6015 (Target_sparc::do_finalize_sections): Update to pass true for
6016 dynrel_includes_plt.
6017 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
6018 output before .rela.plt
6019 (Target_powerpc::do_finalize_sections): Update to pass true for
6020 dynrel_includes_plt when 32-bit.
6022 2010-02-08 Doug Kwan <dougkwan@google.com>
6024 * arm.cc (Arm_relobj::simple_input_section_output_address): New
6026 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
6027 Arm_relobj::scan_section_for_cortex_a8_stubs,
6028 Arm_relobj::do_relocation_section): Instead of calling
6029 Output_section::output_address, use faster
6030 Arm_relobj::simple_input_section_output_address.
6032 2010-02-08 David S. Miller <davem@davemloft.net>
6034 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
6035 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
6036 relocation helper function.
6038 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
6039 just like R_SPARC_GOT{10,13,22}.
6040 (Target_sparc::Scan::local): Likewise.
6041 (Target_sparc::Relocate:relocate): Likewise.
6043 2010-02-06 Ian Lance Taylor <iant@google.com>
6045 * configure.ac: Rewrite targetobjs duplicate removal code to use
6046 only shell constructs.
6047 * configure: Rebuild.
6049 2010-02-05 Doug Kwan <dougkwan@google.com>
6052 * arm.cc (Arm_relobj::section_is_scannable): New method.
6053 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
6054 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
6056 2010-02-04 Doug Kwan <dougkwan@google.com>
6059 * arm-reloc-property.cc (cstdio): Include.
6060 * configure.ac (targetobjs): Remove duplicates.
6061 * configure: Regenerate.
6062 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
6063 big and little endian version for a given address size.
6065 2010-02-03 Doug Kwan <dougkwan@google.com>
6067 * arm-reloc-property.cc
6068 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6070 * arm-reloc-property.h
6071 (Arm_reloc_property_table::get_implemented_static_reloc_property):
6072 New method definition.
6073 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6075 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
6077 (GOT_PREL): Change implemented to Y.
6078 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
6079 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
6080 (Arm_relocate_functions::movw_abs_nc): Remove method.
6081 (Arm_relocate_functions::movt_abs): Ditto.
6082 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
6083 (Arm_relocate_functions::thm_movt_abs): Ditto.
6084 (Arm_relocate_functions::movw_rel_nc): Ditto.
6085 (Arm_relocate_functions::movw_rel): Ditto.
6086 (Arm_relocate_functions::movt_rel): Ditto.
6087 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
6088 (Arm_relocate_functions:thm_movw_rel): Ditto.
6089 (Arm_relocate_functions:thm_movt_rel): Ditto.
6090 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
6091 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
6092 New method definitions.
6093 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
6094 (Arm_relocation_functions::arm_grp_ldr): Ditto.
6095 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
6096 (Arm_relocation_functions::arm_grp_ldc): Ditto.
6097 (Target_arm::Relocate::relocate): Check for non-static or
6098 unimplemented relocation code and exit early. Change calls to
6099 Target_arm::reloc_uses_thumb_bit and
6100 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
6101 instead. Refactor code to handle similar relocations to increase
6102 code sharing. Remove check for unsupported relocation code in switch
6104 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
6105 relocation property table to find out size. Change error message to
6106 print out the name of a relocation code instead of the numeric value.
6107 (Target_arm::scan_reloc_for_stub): Use relocation property table
6108 instead of calling Target_arm::reloc_uses_thumb_bit().
6110 2010-02-02 Doug Kwan <dougkwan@google.com>
6112 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
6113 types of relaxed input section.
6115 2010-02-02 Doug Kwan <dougkwan@google.com>
6117 * Makefile.am (HFILES): Add arm-reloc-property.h.
6119 (TARGETSOURCES): Add arm-reloc-property.cc
6120 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
6121 (libgold_a_SOURCES): $(DEFFILES)
6122 * Makefile.in: Regenerate.
6123 * arm-reloc-property.cc: New file.
6124 * arm-reloc-property.h: New file.
6125 * arm-reloc.def: New file.
6126 * arm.cc: Update comments.
6127 (arm-reloc-property.h): New included header.
6128 (arm_reloc_property_table): New global variable.
6129 (Target_arm::do_select_as_default_target): New method definition.
6130 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
6131 arm-reloc-property to targ_extra_obj.
6132 * parameters.cc (set_parameters_target): Call
6133 Target::select_as_default_target().
6134 * target.h (Target::select_as_default_target): New method definition.
6135 (Target::do_select_as_default_target): Same.
6137 2010-02-01 Doug Kwan <dougkwan@google.com>
6139 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
6140 first_output_text_section_.
6141 (Arm_exidx_fixup::first_output_text_section): New method definition.
6142 (Arm_exidx_fixup::first_output_text_section_): New data member.
6143 (Arm_exidx_fixup::process_exidx_section): Record the first text
6144 output section seen.
6145 (Arm_output_section::fix_exidx_coverage): Set correct linked section
6146 and entsize in output section header.
6148 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6150 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
6151 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
6152 (Arm_relocate_functions::thm_alu11): New Method.
6153 (Arm_relocate_functions::thm_pc8): New Method.
6154 (Arm_relocate_functions::thm_pc12): New Method.
6155 (Target_arm::Scan::local): Handle the relocations.
6156 (Target_arm::Scan::global): Likewise.
6157 (Target_arm::Relocate::relocate): Likewise.
6158 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6160 2010-01-29 Doug Kwan <dougkwan@google.com>
6162 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
6163 of relocation types as ld.
6165 2010-01-29 Doug Kwan <dougkwan@google.com>
6167 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
6169 (Arm_relocate_functions::thumb_branch_common): Ditto.
6170 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
6171 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
6172 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
6173 Arm_relocate_functions::jump24): Remove.
6174 (Target_arm::Relocate::relocate): Adjust code to call
6175 Arm_relocation_functions::arm_branch_common and
6176 Arm_relocation_functions::thumb_branch_common instead of their removed
6177 wrappers. Merge switch-cases together to reduce source code size.
6179 2010-01-29 Doug Kwan <dougkwan@google.com>
6181 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
6182 output_local_symbol_count_needs_update_.
6183 (Arm_relobj::output_local_symbol_count_needs_update,
6184 Arm_relobj::set_output_local_symbol_count_needs_update,
6185 Arm_relobj::update_output_local_symbol_count): New methods.
6186 (Arm_relobj::output_local_symbol_count_needs_update_): New data
6188 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
6189 of pointed function as in a R_ARM_PREL31 relocation.
6190 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
6191 for output local symbol count updating.
6192 (Target_arm::do_relax): Update output local symbol counts in objects
6194 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
6196 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6198 * arm.cc: Added support for the ARM relocations:
6199 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
6200 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
6201 (Arm_relocate_functions::movw_rel_nc): Renamed (was
6203 (Arm_relocate_functions::movw_rel): New method.
6204 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
6205 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
6207 (Arm_relocate_functions::thm_movw_rel): New method.
6208 (Arm_relocate_functions::thm_movt_rel): Renamed (was
6210 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
6212 (Target_arm::Scan::global): Likewise.
6213 (Target_arm::Relocate::relocate): Likewise.
6214 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6217 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6219 * arm.cc: Added support for ARM group relocations.
6220 (Target_arm::reloc_needs_sym_origin): New method.
6221 (Arm_relocate_functions::calc_grp_kn): New method.
6222 (Arm_relocate_functions::calc_grp_residual): New method.
6223 (Arm_relocate_functions::calc_grp_gn): New method.
6224 (Arm_relocate_functions::arm_grp_alu): New Method.
6225 (Arm_relocate_functions::arm_grp_ldr): New Method.
6226 (Arm_relocate_functions::arm_grp_ldrs): New Method.
6227 (Arm_relocate_functions::arm_grp_ldc): New Method.
6228 (Target_arm::Scan::local): Handle the ARM group relocations.
6229 (Target_arm::Scan::global): Likewise.
6230 (Target_arm::Relocate::relocate): Likewise.
6231 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6234 2010-01-26 Doug Kwan <dougkwan@google.com>
6236 * arm.cc (set): Include.
6237 (class Arm_exidx_fixup): Change type of last_input_section_ to const
6239 (Arm_output_section::Text_section_list): New type.
6240 (Arm_output_section::append_text_sections_to_list): New method.
6241 (Arm_output_section::fix_exidx_coverage): Ditto.
6242 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
6243 (Arm_relobj::convert_input_section_to_relaxed_section): Use
6244 Relobj::set_section_offset() instead of
6245 Sized_relobj::invalidate_section_offset().
6246 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
6247 parameter for section headers. Ignore relocation sections for
6248 unallocated sections and EXIDX sections.
6249 (Target_arm::fix_exidx_coverage): New method.
6250 (Target_arm::output_section_address_less_than): New type.
6251 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
6252 linked text section instead of the EXIDX section.
6253 (Arm_output_section::create_stub_group): Add an assertion to check
6254 that this is not an EXIDX output section.
6255 (Arm_output_section::append_text_sections_to_list): New method.
6256 (Arm_output_section::fix_exidx_coverage): Ditto.
6257 (Arm_relobj::scan_sections_for_stubs): Adjust call to
6258 Arm_relobj::section_needs_reloc_stub_scanning.
6259 (Target_arm::do_relax): Fix EXIDX output section coverage in the
6261 (Target_arm::fix_exidx_coverage): New method.
6262 * object.h (Relobj::set_output_section): New method.
6263 (Sized_relobj::invalidate_section_offset): Remove method.
6264 (Sized_relobj::do_invalidate_section_offset): Remove method.
6265 (Sized_relobj::do_set_section_offset): Handle offset value -1.
6267 2010-01-25 Doug Kwan <dougkwan@google.com>
6269 * arm.cc (Arm_exidx_merged_section::do_output_offset):
6270 Fix warning due to signed and unsigned comparison on a 32-bit host.
6272 2010-01-22 Doug Kwan <dougkwan@google.com>
6274 * arm.cc (Target_arm::do_relax): Record an output section for section
6275 offset adjustment it contains any stub table that has changed.
6276 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
6277 offsets in an output section if necessary.
6278 * output.cc (Output_section::Output_section): Initialize
6279 section_offsets_need_adjustments_.
6280 (Output_section::add_input_section_for_script): Renamed to
6281 Output_section::add_simple_input_section.
6282 (Output_section::save_states): Add a comment.
6283 (Output_section::discard_states): New method defintion.
6284 (Output_section::adjust_section_offsets): Same.
6285 * output.h (Output_section::add_input_section_for_script): Renamed to
6286 Output_section::add_simple_input_section.
6287 (Output_section::discard_states): New method declaration.
6288 (Output_section::adjust_section_offsets): Same.
6289 (Output_section::section_offsets_need_adjustment,
6290 Output_section::set_section_offsets_need_adjustment): New method
6292 (Output_section::section_offsets_need_adjustment_): New data member.
6293 * script-sections.cc
6294 (Output_section_element_input::set_section_address): Adjust code for
6295 renaming of Output_section::add_input_section_for_script.
6296 (Orphan_output_section::set_section_address): Same.
6298 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6300 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6301 Fix_v4bx enum values .
6302 * gold/options.h (General_options): New option definitions.
6303 (General_options::fix_v4bx): New method.
6304 (General_options::Fix_v4bx): New enum.
6305 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6306 (General_options::parse_fix_v4bx_interworking): New method.
6308 2010-01-22 Doug Kwan <dougkwan@google.com>
6310 * arm.cc (Arm_exidx_fixup): New class.
6312 2010-01-21 Doug Kwan <dougkwan@google.com>
6314 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6316 (Arm_exidx_section_offset_map): New type.
6318 2010-01-21 Doug Kwan <dougkwan@google.com>
6320 * arm.cc (Arm_exidx_input_section): New class.
6321 (Arm_relobj::exidx_input_section_by_link,
6322 Arm_relobj::exidx_input_section_by_shndx,
6323 Arm_relobj::make_exidx_input_section): New methods.
6324 (read_arm_attributes_section): Remove.
6325 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6326 information about them.
6327 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6330 2010-01-20 Doug Kwan <dougkwan@google.com>
6332 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6333 Input_section_specifier to Section_id.
6334 (Target_arm::new_arm_input_section: Adjust code for change of key
6336 (Target_arm::find_arm_input_section): Ditto.
6337 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6338 (Section_id): Remove.
6339 (Garbage_collection::Section_id_hash): Remove.
6340 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6341 (Section_id): Remove.
6342 (Icf::Section_id_hash): Remove.
6343 * object.h (Section_id, Const_section_id, Section_id_hash,
6344 Const_section_id_hash): New type definitions.
6345 * output.cc (Output_section::add_relaxed_input_section): Change to
6346 use Const_section_id instead of Input_section_specifier as key type.
6347 (Output_section::add_merge_input_section): Ditto.
6348 (Output_section::build_relaxation_map): Change to use Section_id
6349 instead of Input_section_specifier as key type.
6350 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6352 (Output_section::convert_input_sections_to_relaxed_sections): Change
6353 to use Const_section_id instead of Input_section_specifier as key type.
6354 (Output_section::find_merge_section): Ditto.
6355 (Output_section::find_relaxed_input_section): Ditto.
6356 * output.h (Input_section_specifier): Remove class.
6357 (Output_section::Output_section_data_by_input_section_map): Change
6358 key type to Const_section_id.
6359 (Output_section::Output_relaxed_input_section_by_input_section_map):
6361 (Output_section::Relaxation_map): Change key type to Section_id.
6363 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6365 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6366 (class Arm_v4bx_stub): New class.
6367 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6368 (Stub_factory::make_arm_v4bx_stub): New method.
6369 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6370 (Stub_table::empty): Handle v4bx stubs.
6371 (Stub_table::add_arm_v4bx_stub): New method.
6372 (Stub_table::find_arm_v4bx_stub): New method.
6373 (Arm_relocate_functions::v4bx): New method.
6374 (Target_arm::fix_v4bx): New method.
6375 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6376 (Stub_table::relocate_stubs): Likewise.
6377 (Stub_table::do_write): Likewise.
6378 (Stub_table::update_data_size_and_addralign): Likewise.
6379 (Stub_table::finalize_stubs): Likewise.
6380 (Target_arm::Scan::local): Likewise.
6381 (Target_arm::Scan::global): Likewise.
6382 (Target_arm::do_finalize_sections): Likewise.
6383 (Target_arm::Relocate::relocate): Likewise.
6384 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6386 (Target_arm::scan_reloc_for_stub): Likewise.
6387 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6389 2010-01-19 Ian Lance Taylor <iant@google.com>
6391 * output.cc (Output_section_headers::do_sized_write): Write large
6392 segment count to sh_info field.
6393 (Output_file_header::do_sized_write): For large segment count,
6394 write PN_XNUM to e_phnum field.
6396 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6398 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6399 (Arm_relocate_functions::thm_jump8): New function.
6400 (Arm_relocate_functions::thm_jump11): New function.
6401 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6403 (Target_arm::Scan::global): Likewise.
6404 (Target_arm::Relocate::relocate): Likewise.
6405 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6408 2010-01-14 Doug Kwan <dougkwan@google.com>
6410 * arm.cc (map, utility): Include headers.
6411 (Target_arm::apply_cortex_a8_workaround): New method.
6412 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6413 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6414 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6415 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6416 the --[no-]fix-cortex-a8 command line options.
6417 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6418 (Target_arm::relocate_stub): Use addend in instruction template.
6419 * options.h (DEFINE_bool): Set the user-set flag.
6420 (General_options): Add --[no-]-fix-cortex options.
6421 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
6422 : Update fast look-up map after conversion.
6424 2010-01-14 Sriraman Tallam <tmsriram@google.com>
6426 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6427 in the first pass of do_layout.
6429 2010-01-13 Doug Kwan <dougkwan@google.com>
6431 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6432 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6433 apparent compiler problem of not folding static constant integral
6434 data members of elfcpp::Elf_sizes<32>.
6436 2010-01-13 Doug Kwan <dougkwan@google.com>
6438 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6439 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6440 Arm_relobj::scan_section_for_cortex_a8_erratum,
6441 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6442 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6443 sections to scan for relocation stubs into a new method
6444 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6445 relocation and Cortex-A8 stub scanning.
6446 (Target_arm::do_relax): Force stubs to be after stubbed sections
6447 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
6448 the beginning of a new relaxation pass. Update a comment.
6449 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6451 2010-01-12 Ian Lance Taylor <iant@google.com>
6453 * target-reloc.h (visibility_error): New inline function.
6454 (relocate_section): Call visibility_error.
6455 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6456 (MOSTLYCLEANFILES): Likewise.
6457 (protected_4_pic.o, protected_3.err): New targets.
6458 * testsuite/protected_4.cc: New file.
6460 2010-01-12 Doug Kwan <dougkwan@google.com>
6462 * arm.cc (Cortex_a8_reloc): New class.
6463 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6464 and cortex_a8_relocs_info_.
6465 (Target_arm::fix_cortex_a8): New method definition.
6466 (Target_arm::Cortex_a8_relocs_info): New type.
6467 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6468 New data member declarations.
6469 (Target_arm::scan_reloc_for_stub): Record information about
6470 relocations for THUMB branches that might be exempted from the
6471 Cortex-A8 workaround.
6472 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6473 at the beginning of a relaxation pass.
6475 2010-01-12 Doug Kwan <dougkwan@google.com>
6477 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6478 (Arm_relobj::Mapping_symbol_position,
6479 Arm_reloj::Mapping_symbol_position_less,
6480 Arm_relobj::Mapping_symbols_info): New types.
6481 (Target_arm::is_mapping_symbol_name): New method definition.
6482 (Arm_relobj::do_count_local_symbols): Save information about mapping
6485 2010-01-11 Doug Kwan <dougkwan@google.com>
6487 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6488 Arm_relocate_functions::thumb32_branch_upper,
6489 Arm_relocate_functions::thumb32_branch_lower,
6490 Arm_relocate_functions::thumb32_cond_branch_offset,
6491 Arm_relocate_functions::thumb32_cond_branch_upper,
6492 Arm_relocate_functions::thumb32_cond_branch_lower,
6493 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6494 branch offset encoding.
6495 (Arm_relocate_functions::thumb_branch_common): Use new branch
6496 offset encoding methods to avoid code duplication.
6497 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6498 (Stub_addend_reader::operator()): Use new branch encoding method
6499 to avoid code duplication.
6501 2010-01-11 Doug Kwan <dougkwan@google.com>
6503 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6504 (Target_arm::do_finalize_sections): Define special EXIDX section
6505 symbols only if referenced.
6506 * gc.h (Garbage_collection::add_reference): New method.
6507 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6510 2010-01-11 Ian Lance Taylor <iant@google.com>
6512 * script.cc (Version_script_info::build_expression_list_lookup):
6513 Change complaing about duplicate wildcard match from error to
6516 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6518 (Version_script_info::Version_script_info): Initialize globs_,
6519 default_version_, default_is_global_, and exact_. Don't
6520 initialize globals_ or locals_.
6521 (Version_script_info::build_lookup_tables): Build local symbols
6523 (Version_script_info::unquote): New function.
6524 (Version_script_info::add_exact_match): New function.
6525 (Version_script_info::build_expression_list_lookup): Remove lookup
6526 parameter. Add is_global parameter. Change all callers. Handle
6527 wildcard pattern specially. Unquote pattern. Call
6529 (Version_script_info::get_name_to_match): New function.
6530 (Version_script_info::get_symbol_version): New function.
6531 (Version_script_info::get_symbol_version_helper): Remove.
6532 (Version_script_info::check_unmatched_names): Call unquote.
6533 * script.h (class Version_script_info): Change get_symbol_version
6534 to be non-inline and add is_global parameter; change all callers.
6535 Rewrite symbol_is_local. Update declarations. Define struct
6536 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6537 Remove globals_ and locals_ members. Add exact_, globs_,
6538 default_version_, is_global_.
6539 (Version_script_info::Glob): Remove pattern, add expression and
6540 is_global. Update constructor. Change all callers.
6541 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6543 (Versions::symbol_section_contents): If a symbol is undefined, or
6544 defined in a dynamic object, set the version index to
6546 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6548 (Symbol_table::add_from_pluginobj): Likewise.
6549 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6551 2010-01-11 Doug Kwan <dougkwan@google.com>
6553 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6554 (incremental_dump_LDADD): Add linking option for libintl.
6555 * Makefile.in: Regenerate.
6557 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6560 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6562 * testsuite/Makefile.in: Regenerated.
6564 2010-01-10 Doug Kwan <dougkwan@google.com>
6566 * options.h (DEFINE_var): Use parentheses around argument varname__
6567 in macro body to avoid any unintended subsequent substitutions.
6569 2010-01-10 Ian Lance Taylor <iant@google.com>
6571 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6572 candidates before doing symbol resolution.
6574 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6575 ODR candidates if only one is weak.
6577 2010-01-08 Ian Lance Taylor <iant@google.com>
6579 * script.cc (Version_script_info::build_expression_list_lookup):
6580 Don't warn about ambiguous version, just record the ambiguity.
6581 (Version_script_info::get_symbol_version_helper): Give error if
6582 version is ambiguous.
6584 2010-01-08 Doug Kwan <dougkwan@google.com>
6586 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6587 prev_data_size_ and prev_addralign_. Remove initializer for
6588 deleted data member has_been_changed_.
6589 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6590 to determine if the table is empty.
6591 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6593 (Stub_table::add_reloc_stub): Define method in class definition
6594 instead of just declaring it there.
6595 (Stub_table::add_cortex_a8_stub): New method definition.
6596 (Stub_table::update_data_size_and_addralign): Ditto.
6597 (Stub_table::finalize_stubs): Ditto.
6598 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6599 (Stub_table::do_addralign_): Return address alignment in the
6600 (Stub_table::do_reset_address_and_file_offset): Define method in
6601 class definition instead of declaring it there. Set current data
6602 size to be the data size of the previous pass.
6603 (Stub_table::set_final_data_size): Use current data size as the
6605 (Stub_table::relocate_stub): Change parameter type of stub from
6606 Reloc_stub pointer to Stub pointer.
6607 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6608 (Stub_table::Cortex_a8_stub_list): New typedef.
6609 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6610 Stub_table::prev_addralign_): New data member.
6611 (Arm_relobj::Arm_relobj): Initialize data member
6612 section_has_cortex_a8_workaround_.
6613 (Arm_relobj::section_has_cortex_a8_workaround,
6614 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6616 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6618 (Target_arm::relocate_stub): Change parameter type of stub from
6619 Reloc_stub pointer to Stub pointer.
6620 (Insn_template::size, Insn_template::alignment): Handle
6621 THUMB16_SPECIAL_TYPE.
6622 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6623 Stub_table::update_data_size_and_addralign,
6624 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6626 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6627 (Stub_table::do_write): Ditto.
6628 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6630 2010-01-08 Ian Lance Taylor <iant@google.com>
6633 * symtab.h (class Symbol): Remove fields is_target_special_ and
6634 has_plt_offset_. Add field is_defined_in_discarded_section_.
6635 (Symbol::is_defined_in_discarded_section): New function.
6636 (Symbol::set_is_defined_in_discarded_section): New function.
6637 (Symbol::has_plt_offset): Rewrite.
6638 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6639 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6640 Don't initialize is_target_special_ or has_plt_offset_.
6641 Initialize is_defined_in_discarded_section_.
6642 (Symbol_table::add_from_relobj): If appropriate, set
6643 is_defined_in_discarded_section.
6644 * resolve.cc (Symbol::override_base_with_special): Don't test
6645 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6646 * target-reloc.h (relocate_section): Do special handling for
6647 symbols defined in discarded sections for global symbols as well
6650 2010-01-08 Ian Lance Taylor <iant@google.com>
6652 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6653 the SHT_SYMTAB case.
6655 2010-01-08 Ian Lance Taylor <iant@google.com>
6657 * object.cc (Sized_relobj::do_layout): Don't get confused if
6658 layout_eh_frame returns NULL.
6660 2010-01-08 Ian Lance Taylor <iant@google.com>
6663 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6664 dynamic symbol table, use the normal symbol table.
6665 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6668 2010-01-08 Ian Lance Taylor <iant@google.com>
6671 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6674 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6676 * version.cc (print_version): Change to "Copyright 2010".
6678 2010-01-08 Ian Lance Taylor <iant@google.com>
6682 * i386.cc (class Target_i386): Change return type of plt_section
6684 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6685 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6686 tls_desc_rel_ field.
6687 (Output_data_plt_i386::rel_tls_desc): New function.
6688 (Target_i386::rel_tls_desc_section): New function.
6689 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6690 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6691 R_386_TLS_DESC reloc in rel_tls_desc_section.
6692 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6693 Define struct Tlsdesc_info.
6694 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6695 (Target_x86_64::do_reloc_symbol_index): New function.
6696 (Target_x86_64::add_tlsdesc_info): New function.
6697 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6698 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6700 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6702 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6703 (Target_x86_64::rela_tlsdesc_section): New function.
6704 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6706 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6707 (Target_x86_64::do_reloc_addend): New function.
6708 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6709 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6710 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6711 (Output_reloc::type): New function.
6712 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6713 (Output_reloc::is_target_specific): New function.
6714 (Output_reloc::target_arg): New function.
6715 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6716 absolute relocs and target specific relocs.
6717 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6718 add_target_specific.
6719 (class Output_data_reloc) [SHT_RELA]: Likewise.
6720 * output.cc (Output_reloc::Output_reloc): Add four new versions
6721 for absolute relocs and target specific relocs.
6722 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6723 (Output_reloc::get_symbol_index): Likewise.
6724 (Output_reloc::local_section_offset): Check that local_sym_index_
6725 is not TARGET_CODE or 0.
6726 (Output_reloc::symbol_value): Likewise.
6727 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6729 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6730 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6732 * layout.cc (add_target_dynamic_tags): Use output section for
6733 DT_PLTRELSZ and DT_JMPREL.
6735 2010-01-07 Ian Lance Taylor <iant@google.com>
6738 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6740 (class Output_data_reloc_generic): Define.
6741 (class Output_data_reloc_base): Change base class to
6742 Output_data_reloc_generic. Change add() method to call
6743 bump_relative_reloc_count for a relative reloc. Remove
6745 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6747 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6748 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6750 * layout.h (class Layout): Update declaration.
6752 2010-01-07 Ian Lance Taylor <iant@google.com>
6754 * output.h (class Output_data): Add const version of
6755 output_section and do_output_section.
6756 (class Output_section_data): Add const version of
6758 (class Output_section): Likewise.
6759 * layout.cc (Layout::add_target_dynamic_tags): New function.
6760 * layout.h (class Layout): Update declarations.
6761 * arm.cc (Target_arm::do_finalize_sections): Use
6762 add_target_dynamic_tags.
6763 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6764 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6765 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6766 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6768 2010-01-07 Ian Lance Taylor <iant@google.com>
6771 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6774 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6775 Ian Lance Taylor <iant@google.com>
6778 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6779 Xindex::read_symtab_xindex.
6781 2010-01-07 Doug Kwan <dougkwan@google.com>
6783 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6784 (Insn_template::thumb16_bcond_insn): New method declaration.
6785 (Insn_template): Fix spelling.
6786 (Stub::thumb16_special): New method declaration.
6787 (Stub::do_write): Define virtual method which was previously pure
6789 (Stub::do_thumb16_special): New method declaration.
6790 (Stub::do_fixed_endian_write): New template member.
6791 (Reloc_stub::do_write): Remove.
6792 (Reloc_stub::do_fixed_endian_write): Remove.
6793 (Cortex_a8_stub): New class definition.
6794 (Stub_factory::make_cortex_a8_stub): New method definition.
6795 (Stub_factory::Stub_factory): Add missing static storage class
6796 qualifier for elf32_arm_stub_a8_veneer_blx.
6798 2010-01-07 Ian Lance Taylor <iant@google.com>
6801 * options.h (class General_options): Add --warn-unresolved-symbols
6802 and --error-unresolved-symbols.
6803 * errors.cc (Errors::undefined_symbol): Implement
6804 --warn-unresolved-symbols.
6806 * options.h (class General_options): Add -z text and -z textoff.
6807 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6809 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6811 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6812 (Garbage_collection::cident_sections): New function.
6813 (Garbage_collection::add_cident_section): New function.
6814 (Garbage_collection::cident_sections_): New member.
6815 (gc_process_relocs): Add references to sections whose names are C
6817 * gold.h (cident_section_start_prefix): New constant.
6818 (cident_section_stop_prefix): New constant.
6819 (is_cident): New function.
6820 * layout.cc (Layout::define_section_symbols): Replace string constants
6821 with the newly defined constants.
6822 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6824 * testsuite/Makefile.am: Add gc_orphan_section_test.
6825 * testsuite/Makefile.in: Regenerate.
6826 * testsuite/gc_orphan_section_test.cc: New file.
6827 * testsuite/gc_orphan_section_test.sh: New file.
6829 2010-01-06 Ian Lance Taylor <iant@google.com>
6832 * options.h (class General_options): Add --warn-shared-textrel.
6833 * layout.cc (Layout::finish_dynamic_section): Implement
6834 --warn-shared-textrel.
6837 * options.h (class General_options): Add --warn-multiple-gp.
6839 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6841 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6842 $(THREADSLIB) and $(LIBDL).
6843 * Makefile.in: Rebuild.
6845 2010-01-06 Ian Lance Taylor <iant@google.com>
6848 * options.cc (General_options::parse_section_start): New function.
6849 (General_options::section_start): New function.
6850 (General_options::General_options): Initialize all members.
6851 * options.h: Include <map>
6852 (class General_options): Add --section-start. Add section_starts_
6854 * layout.cc (Layout::attach_allocated_section_to_segment): If
6855 --section-start was used, set the address of the segment. Remove
6856 local sort_sections.
6857 (Layout::relaxation_loop_body): If the address of the load segment
6858 has been set by --section-start, don't use it.
6859 * output.h (Output_segment::update_flags_for_output_section): New
6861 * output.cc (Output_segment::add_output_section): Call
6862 update_flags_for_output_section.
6864 2010-01-05 Ian Lance Taylor <iant@google.com>
6867 * options.h (class General_options): Add --undefined-version.
6868 * script.cc (struct Version_expression): Add was_matched_by_symbol
6870 (Version_script_info::matched_symbol): New function.
6871 (Version_script_info::get_symbol_version_helper): Call
6873 (Version_script_info::check_unmatched_names): New function.
6874 * script.h (class Version_script_info): Update declarations.
6875 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6877 * options.h (class General_options): Use DEFINE_bool_alias for
6878 allow_multiple_definition.
6879 * resolve.cc (Symbol_table::should_override): Don't test
6880 allow_multiple_definition.
6883 * options.h (class General_options): Add --cref.
6884 * main.cc (main): Print cref table if --cref. Don't close mapfile
6885 until after printing cref table.
6886 * cref.cc: Include "symtab.h".
6887 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6888 (Cref_table_compare::operator()): New function.
6889 (Cref_inputs::gather_cref): New function.
6890 (filecol): New static const.
6891 (Cref_inputs::print_cref): New function.
6892 (Cref::print_cref): New function.
6893 * cref.h: Include <cstdio>.
6894 (class Cref): Update declarations.
6895 * mapfile.h (Mapfile::file): New function.
6896 * object.h (class Object): Define Symbols. Declare virtual
6897 do_get_global_symbols.
6898 (Object::get_global_symbols): New function.
6899 * object.cc (Input_objects::add_object): Pass object to cref_ if
6901 (Input_objects::archive_start): Likewise.
6902 (Input_objects::archive_stop): Likewise.
6903 (Input_objects::print_cref): New function.
6904 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6905 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6907 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6909 * plugin.h (class Sized_pluginobj): Update declarations.
6911 2010-01-05 Ian Lance Taylor <iant@google.com>
6913 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6914 to is_default_version. Rename insdef to insdefault.
6915 (Symbol_table::add_from_relobj): Rename def to is_default_version
6916 and local to is_forced_local.
6917 (Symbol_table::add_from_pluginobj): Likewise.
6918 (Symbol_table::add_from_dynobj): Likewise.
6919 (Symbol_table::define_special_symbol): Rename insdef to
6922 2010-01-04 Ian Lance Taylor <iant@google.com>
6925 * options.h (class General_options): Add
6926 --allow-multiple-definition and -z muldefs.
6927 * resolve.cc (Symbol_table::should_override): Don't warn about a
6928 multiple symbol definition if --allow-multiple-definition or -z
6932 * options.h (class General_options): Add --add-needed and
6933 --copy-dt-needed-entries. Tweak --as-needed help entry.
6934 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6935 error if --copy-dt-needed-entries aka --add-needed is used and
6936 would cause a change in behaviour.
6939 * options.h (class General_options): Add -G as a short version of
6940 --shared. Add no-op options -assert, -g, and -i.
6942 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6944 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6945 check for .text or .gnu.linkonce.t sections.
6946 * icf.cc (Icf::find_identical_sections): Ditto.
6947 Change the detection for mangled function name within the section
6949 * icf.h (is_section_foldable_candidate): New function.
6951 2009-12-30 Ian Lance Taylor <iant@google.com>
6954 * options.h (class General_options): Permit two dashes with
6955 --retain-symbols-file.
6957 2009-12-30 Ian Lance Taylor <iant@google.com>
6960 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6961 don't put the file header and segment headers in the text
6965 * common.cc (Sort_commons::operator()): Stabilize sort when both
6967 (Symbol_table::do_allocate_commons_list): When allocating common
6968 symbols, skip a symbol which is no longer common.
6969 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6970 an object before checking its type.
6971 * testsuite/common_test_2.c: New file.
6972 * testsuite/common_test_3.c: New file.
6973 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6974 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6975 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6976 (common_test_2_pic.o, common_test_2.so): New targets.
6977 (common_test_3_pic.o, common_test_3.so): New targets.
6978 * testsuite/Makefile.in: Rebuild.
6981 * script.cc (read_input_script): If we see a new SECTIONS clause,
6982 and we have added an input section, give an error.
6983 * layout.h (class Layout): Add have_added_input_section function.
6984 Add have_added_input_section_ field.
6985 * layout.cc (Layout::Layout): Initialize
6986 have_added_input_section_.
6987 (Layout::layout): Set have_added_input_section_.
6988 (Layout::layout_eh_frame): Likewise.
6990 2009-12-30 Ian Lance Taylor <iant@google.com>
6993 * options.h (class General_options): Add --sort-common option.
6994 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6995 * common.cc (Sort_common): Add sort_order parameter to
6996 constructor. Add sort_order_ field.
6997 (Sort_commons::operator): Check sort_order_.
6998 (Symbol_table::allocate_commons): Determine the sort order.
6999 (Symbol_table::do_allocate_commons): Add sort_order parameter.
7001 (Symbol_table::do_allocate_commons_list): Likewise.
7003 2009-12-30 Ian Lance Taylor <iant@google.com>
7006 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
7007 symbols from this object, don't change the visibility of an
7009 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
7011 2009-12-30 Ian Lance Taylor <iant@google.com>
7014 * script.h (class Version_script_info): Define Language enum.
7015 Update declarations. Define Glob, Exact, and Lookup types. Add
7016 new fields globals_, locals_, and is_finalized_.
7017 * script.cc: Various formatting fixes.
7018 (class Parser_closure): Change language_stack_ from a vector of
7019 std::string to one of Version_script_info::Language. Adjust all
7021 (class Lazy_demangler): Remove.
7022 (struct Version_expression): Change language from std::string to
7023 Version_script_info::Language.
7024 (Version_script_info::Version_script_info): New function.
7025 (Version_script_info::~Version_script_info): Don't call clear.
7026 (Version_script_info::finalize): New function.
7027 (Version_script_info::build_lookup_tables): New function.
7028 (Version_script_info::build_expression_list_lookup): New
7030 (Version_script_info::get_symbol_version_helper): Rewrite to use
7032 (Version_script_info::print_expression_list): Adjust to use
7033 Version_script_info::Language.
7034 (script_push_lex_into_version_mode): Check that the version script
7035 has not been finalized.
7036 (version_script_push_lang): Change language string to
7037 Version_script_info::Language.
7038 * options.cc (Command_line::version_script): New function.
7039 * options.h (class General_options): Add finalize_dynamic_list
7040 function. Change version_script from declaration to definition.
7041 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
7042 * testsuite/version_script.map: Remove duplicate def of foo.
7043 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
7045 * testsuite/Makefile.in: Rebuild.
7047 2009-12-30 Ian Lance Taylor <iant@google.com>
7050 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
7051 if the input symbol index is 0, make the output symbol index 0.
7053 2009-12-30 Ian Lance Taylor <iant@google.com>
7056 * options.h (class General_options): Add -x/--discard-all.
7057 * object.cc (Sized_relobj::do_count_local_symbols): Handle
7058 --discard-all. If the local symbol needs a dynamic entry, check
7059 that before handling --discard-locals.
7061 2009-12-30 Ian Lance Taylor <iant@google.com>
7064 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
7066 (Output_segment::add_output_section): Don't change the flags if
7070 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
7071 GNU hash table if they need a dynamic value. Otherwise, don't add
7072 them if they are defined in a dynamic object or are forced local.
7074 2009-12-29 Ian Lance Taylor <iant@google.com>
7077 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
7078 .gnu.hash table for a 32-bit target.
7081 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
7082 regular and a dynamic object only needs a dynamic symbol table
7083 entry if it is externally visible.
7086 * i386.cc (class Target_i386): Initialize global_offset_table_ in
7087 constructor. Add global_offset_table_ field.
7088 (Target_i386::got_section): Set global_offset_table_.
7089 (Target_i386::do_finalize_sections): Set global_offset_table_
7091 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
7092 in constructor. Add global_offset_table_ field.
7093 (Target_x86_64::got_section): Set global_offset_table_.
7094 (Target_x86_64::do_finalize_sections): Set global_offset_table_
7097 * layout.cc (Layout::Layout): Initialize increase_relro_.
7098 (Layout::get_output_section): Add is_relro, is_last_relro, and
7099 is_first_non_relro parameters. Change all callers.
7100 (Layout::choose_output_section): Likewise.
7101 (Layout::add_output_section_data): Likewise.
7102 (Layout::make_output_section): Likewise.
7103 (Layout::set_segment_offsets): Clear increase_relro when using a
7105 * layout.h (class Layout): Add increase_relro method. Add
7106 increase_relro_ field. Update declarations.
7107 * output.cc (Output_section::Output_section): Initialize
7108 is_last_relro_ and is_first_non_relro_.
7109 (Output_segment::add_output_section): Group relro sections is
7110 do_sort is true. Handle is_last_relro and is_first_non_relro.
7111 (Output_segment::maximum_alignment): Remove relro handling.
7112 (Output_segment::set_section_addresses): Add increase_relro
7113 parameter. Change all callers. Add initial alignment to align
7114 relro sections on separate page. Remove old relro handling.
7115 (Output_segment::set_section_list_addresses): Remove in_relro
7116 parameter. Change all callers.
7117 (Output_segment::set_offset): Add increase parameter. Change all
7118 callers. Remove old relro handling.
7119 * output.h (class Output_section): Add new methods: is_last_relro,
7120 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
7121 Add is_last_relro_ and is_first_non_relro_ fields.
7122 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
7123 Create separate .got.plt section. Call increase_relro.
7124 * x86_64.cc (Target_x86_64::got_section): Likewise.
7125 * testsuite/relro_script_test.t: Add .got.plt.
7128 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
7129 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
7130 (Layout::finalize): Call set_dynamic_symbol_size.
7131 (Layout::set_dynamic_symbol_size): New function.
7132 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
7133 set_dynamic_symbol_size.
7136 * output.h (class Output_section): Add is_entsize_zero_ field.
7137 * output.cc (Output_section::Output_section): Initialize
7139 (Output_section::set_entsize): If two different entsizes are
7140 requested, force it to zero.
7141 (Output_section::add_input_section): Set flags for .debug_str
7142 before updating section flags. Set entsize.
7143 (Output_section::update_flags_for_input_section): Set SHF_MERGE
7144 and SHF_STRING if all input sections have those flags.
7146 2009-12-29 Rafael Espindola <espindola@google.com>
7148 * main.cc (main): Fix the sys time reporting.
7149 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
7152 2009-12-29 Sriraman Tallam <tmsriram@google.com>
7154 * options.cc (General_options::parse_version): Allow -v to exit
7155 without an error if there is nothing to link.
7157 2009-12-29 Ian Lance Taylor <iant@google.com>
7159 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
7160 using a version of gcc before 4.1.
7161 * configure: Rebuild.
7163 2009-12-28 Chris Demetriou <cgd@google.com>
7165 * attributes.cc (Output_attributes_section_data::do_write): Use
7166 std::vector::front rather than std::vector::data.
7168 2009-12-28 Ian Lance Taylor <iant@google.com>
7170 * symtab.h (class Symbol_table): Add enum Defined.
7171 * resolve.cc (Symbol_table::should_override): Add defined
7172 parameter. Change all callers. Test whether object is NULL
7173 before calling a method on it.
7174 (Symbol_table::report_resolve_problem): Add defined parameter.
7176 (Symbol_table::should_override_with_special): Likewise.
7177 * symtab.cc (Symbol_table::define_in_output_data): Add defined
7178 parameter. Change all callers.
7179 (Symbol_table::do_define_in_output_data): Likewise.
7180 (Symbol_table::define_in_output_segment): Likewise.
7181 (Symbol_table::do_define_in_output_segment): Likewise.
7182 (Symbol_table::define_as_constant): Likewise.
7183 (Symbol_table::do_define_as_constant): Likewise.
7184 * script.h (class Symbol_assignment): Add is_defsym parameter to
7185 constructor; change all callers.
7186 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
7187 parameter. Change all callers. Add is_defsym_ field.
7188 (class Parser_closure): Add parsing_defsym parameter to
7189 constructor; change all callers. Add parsing_defsym accessor
7190 function. Add parsing_defsym_ field.
7192 2009-12-28 Ian Lance Taylor <iant@google.com>
7194 * gold.cc (queue_middle_tasks): Fix formatting.
7195 * object.cc (Relobj::is_section_name_included): Likewise.
7197 2009-12-23 Ian Lance Taylor <iant@google.com>
7199 * i386.cc (Target_i386::do_calls_non_split): Recognize
7200 -fsplit-stack prologue for a function with a static chain.
7201 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
7202 -fsplit-stack prologue when using %r11.
7204 2009-12-21 Sriraman Tallam <tmsriram@google.com>
7206 * options.cc (General_options::parse_version): Make -v continue and do
7207 the link like GNU ld does.
7209 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
7211 * Makefile.am (CCFILES): Add timer.cc.
7212 (HFILES): Add timer.h.
7213 * configure.ac: Check for sysconf and times.
7214 * main.cc: include timer.h.
7215 (main): Use Timer instead of get_run_time.
7218 * workqueue.cc: include timer.h.
7219 (Workqueue::find_and_run_task):
7220 Report user, sys and wall time.
7221 * Makefile.in: Regenerate.
7222 * config.in: Regenerate.
7223 * configure: Regenerate.
7225 2009-12-16 Doug Kwan <dougkwan@google.com>
7227 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
7229 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
7230 relaxed input sections.
7231 * output.cc (Output_section::find_relaxed_input_section): Change
7232 return type to Output_relaxed_input_section pointer. Adjust code
7233 for new type of relaxed_input_section_map_.
7234 * output.h (Output_section::find_relaxed_input_section): Change
7235 return type to Output_relaxed_input_section pointer.
7236 (Output_section::Output_relaxed_input_section_by_input_section_map):
7238 (Output_section::relaxed_input_section_map_): Change type to
7239 Output_section::Output_relaxed_input_section_by_input_section_map.
7240 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
7243 2009-12-15 Ian Lance Taylor <iant@google.com>
7245 * layout.cc (Layout::create_shstrtab): Only write out after input
7246 sections if we are compressing debug sections.
7248 2009-12-15 Ian Lance Taylor <iant@google.com>
7250 * archive.cc (Archive::add_symbols): Only look up a symbol without
7251 a version if there is, in fact, a version.
7253 2009-12-14 Ian Lance Taylor <iant@google.com>
7255 Revert -Wshadow changes, all changes from:
7256 2009-12-11 Doug Kwan <dougkwan@google.com>
7257 2009-12-11 Nick Clifton <nickc@redhat.com>
7258 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
7260 2009-12-11 Doug Kwan <dougkwan@google.com>
7262 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
7264 * attributes.cc (Object_attribute::size): Ditto.
7265 (Attributes_section_data::size): Ditto.
7266 (Attributes_section_data::Attributes_section_data): Ditto.
7267 (Output_attributes_section_data::do_write): Ditto.
7268 * attributes.h (Object_attribute::set_type): Ditto.
7269 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
7271 2009-12-11 Nick Clifton <nickc@redhat.com>
7273 * archive.cc: Fix shadowed variable warnings.
7275 * compressed_output.cc: Likewise.
7276 * compressed_output.h: Likewise.
7277 * configure: Likewise.
7278 * dwarf_reader.cc: Likewise.
7279 * dynobj.cc: Likewise.
7280 * dynobj.h: Likewise.
7281 * ehframe.cc: Likewise.
7282 * ehframe.h: Likewise.
7283 * errors.cc: Likewise.
7284 * expression.cc: Likewise.
7285 * fileread.cc: Likewise.
7286 * fileread.h: Likewise.
7287 * freebsd.h: Likewise.
7288 * i386.cc: Likewise.
7290 * incremental.h: Likewise.
7291 * layout.cc: Likewise.
7292 * layout.h: Likewise.
7293 * mapfile.cc: Likewise.
7294 * merge.cc: Likewise.
7295 * merge.h: Likewise.
7296 * object.cc: Likewise.
7297 * object.h: Likewise.
7298 * options.h: Likewise.
7299 * output.cc: Likewise.
7300 * output.h: Likewise.
7301 * parameters.cc: Likewise.
7302 * plugin.cc: Likewise.
7303 * powerpc.cc: Likewise.
7304 * reduced_debug_output.cc: Likewise.
7305 * reduced_debug_output.h: Likewise.
7306 * reloc.cc: Likewise.
7307 * reloc.h: Likewise.
7308 * resolve.cc: Likewise.
7309 * script-sections.cc: Likewise.
7310 * script.cc: Likewise.
7311 * script.h: Likewise.
7312 * sparc.cc: Likewise.
7313 * symtab.cc: Likewise.
7314 * symtab.h: Likewise.
7315 * target-select.cc: Likewise.
7316 * target-select.h: Likewise.
7317 * token.h: Likewise.
7318 * workqueue.cc: Likewise.
7319 * workqueue.h: Likewise.
7320 * x86_64.cc: Likewise.
7322 2009-12-10 Doug Kwan <dougkwan@google.com>
7324 * arm.cc (attributes.h): New include.
7325 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7326 (Arm_relobj::~Arm_relobj): Delete object pointed by
7327 attributes_section_data_.
7328 (Arm_relobj::attributes_section_data): New method definition.
7329 (Arm_relobj::attributes_section_data_): New data member declaration.
7330 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7331 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7332 attributes_section_data_.
7333 (Arm_dynobj::attributes_section_data): New method definition.
7334 (Arm_dynobj::attributes_section_data_): New data member declaration.
7335 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7336 initialization value of may_use_blx_ to false.
7337 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7338 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7339 object attributes to compute results instead of hard-coding.
7340 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7341 Target_arm::get_secondary_compatible_arch,
7342 Target_arm::set_secondary_compatible_arch
7343 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7344 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7345 New method declarations.
7346 (Target_arm::get_aeabi_object_attribute): New method definition.
7347 (Target_arm::attributes_section_data_): New data member declaration.
7348 (read_arm_attributes_section): New template definition.
7349 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7350 (Arm_dynobj::do_read_symbols): Ditto.
7351 (Target_arm::do_finalize_sections): Merge attributes sections from
7352 input. Check for BLX use after attributes section merging.
7353 Fix __exidx_start and __exidx_end visibility. Create an
7354 .ARM.attributes section if necessary.
7355 (Target_arm::get_secondary_compatible_arch,
7356 Target_arm::set_secondary_compatible_arch,
7357 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7358 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
7359 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
7360 New method definitions.
7362 2009-12-09 Ian Lance Taylor <iant@google.com>
7364 * plugin.cc (Plugin::load): Don't cast from void* to a function
7367 2009-12-09 Ian Lance Taylor <iant@google.com>
7369 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7372 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7374 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7375 Replace two_file_shared_1.so with two_file_shared_2.so.
7376 * testsuite/Makefile.in: Regenerated.
7378 2009-12-08 Doug Kwan <dougkwan@google.com>
7380 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7381 (HFILES): Add attributes.h and int_encoding.h.
7382 * Makefile.in: Regenerate.
7383 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7384 function definitions to int_encoding.cc
7385 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7386 prototypes to int_encoding.h
7387 * reduced_debug_output.cc (int_encoding.h): New include.
7388 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7389 function definitions to int_encoding.cc
7390 (insert_into_vector, read_from_pointer): Move template definitions to
7392 * attributes.cc: New file.
7393 * attributes.h: New file.
7394 * int_encoding.cc: New file.
7395 * int_encoding.h: New file.
7397 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
7400 * incremental-dump.cc (dump_incremental_inputs): New.
7401 (main): Use dump_incremental_inputs.
7403 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7406 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7407 checking elfcpp::STT_FUNC.
7408 (Target_i386::Relocate::relocate): Likewise.
7409 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7411 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7412 symbols from shared libraries into normal FUNC symbols.
7414 * symtab.h (Symbol): Add is_func and use it.
7416 2009-12-05 Doug Kwan <dougkwan@google.com>
7418 * arm.cc (Target_arm::arm_info): Initialize new fields
7419 attributes_section and attributes_vendor.
7420 * i386.cc (Target_i386::i386_info): Same.
7421 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7422 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7423 fields attributes_section and attributes_vendor.
7424 * sparc.cc (Target_sparc::sparc_info): Same.
7425 * target.h (Target::attributes_section, Target::attributes_vendor,
7426 Target::is_attributes_section, Target::attribute_arg_type,
7427 Target::attributes_order): New method definitions.
7428 (Target::Target_info::attributes_section,
7429 Target::Target_info::attributes_vendor): New fields.
7430 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7431 virtual method definitions.
7432 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7433 attributes_section and attributes_vendor.
7434 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7436 2009-12-05 Doug Kwan <dougkwan@google.com>
7438 * arm.cc: Update comments about interworking and stub generation.
7439 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7440 considered as non-PIC.
7441 (Arm_relocate_functions::base_abs): Fix formatting.
7442 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7443 of function to use GOT entry address instead of offset.
7444 (Target_arm::Scan::global): Issue an error if a symbol would need a
7445 PLT does not get one because it is untyped. Remove code to create
7446 dynamic symbols for relative branches.
7447 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7448 takes unsigned integer instead of boolean.
7450 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7452 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7453 (two_file_test_LDADD): Likewise.
7454 (common_test_1_LDADD): Likewise.
7455 (exception_test_LDADD) Likewise.
7456 (weak_test_LDADD): Likewise.
7457 (many_sections_test_LDADD): Likewise.
7458 (initpri1_LDADD): Likewise.
7459 (script_test_1_LDADD): Likewise.
7460 (script_test_2_LDADD): Likewise.
7461 (justsyms_LDADD): Likewise.
7462 (binary_test_LDADD): Likewise.
7463 (large_LDADD): Likewise.
7464 * testsuite/Makefile.in: Regenerated.
7466 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
7468 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7469 (Symbol_table::override_with_special): Likewise.
7470 (Symbol_table::add_from_object): Likewise.
7472 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7474 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7475 Don't set the data_offset twice.
7477 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7479 * testsuite/Makefile.in: Regenerate.
7481 2009-12-03 Doug Kwan <dougkwan@google.com>
7483 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7484 (Target_arm::do_finalize_sections): Add parameter for symbol table
7485 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7486 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7487 parameter for symbol table pointer.
7488 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7489 an additional parameter for a pointer to symbol table.
7490 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7491 parameter for a symbol table pointer.
7492 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7493 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7495 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7496 parameter for a symbol table pointer.
7498 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
7500 * incremental.cc (Incremental_inputs_header)
7501 (Incremental_inputs_header_write, Incremental_inputs_entry)
7502 (Incremental_inputs_entry_write): Move ...
7503 * incremental.h (Incremental_inputs_header)
7504 (Incremental_inputs_header_write, Incremental_inputs_entry)
7505 (Incremental_inputs_entry_write): here.
7507 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7509 * incremental.cc (make_sized_incremental_binary): Set the target.
7510 Error if it is incompatible.
7511 * output.h (Output_file): Add filename method.
7513 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7515 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7516 from the get_* methods.
7518 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7520 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7521 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7522 Write 0 for the data_offset of scripts.
7524 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7526 * testsuite/Makefile.am: Add the incremental_test.sh test.
7527 * testsuite/incremental_test.sh: New.
7528 * testsuite/incremental_test_1.c: New.
7529 * testsuite/incremental_test_2.c: New.
7531 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
7533 * incremental-dump.cc (main): Fix typos.
7535 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
7538 * incremental-dump.cc (main): Use llu to print 64 bit values.
7540 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7541 H.J. Lu <hongjiu.lu@intel.com>
7543 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7545 (incremental_dump_LDADD): Likewise.
7546 * Makefile.in: Regenerated.
7548 2009-11-25 Doug Kwan <dougkwan@google.com>
7552 2009-11-25 Doug Kwan <dougkwan@google.com>
7554 * arm.cc (Target_arm::Target_arm): Move method definition
7555 outside of class definition. Add code to handle
7556 --target1-rel, --target1-abs and --target2= options.
7557 (Target_arm::get_reloc_reloc_type): Change method to be
7558 non-static and const.
7559 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7560 New data member declaration.
7561 (Target_arm::Scan::local, Target_arm::Scan::global,
7562 Target_arm::Relocate::relocate,
7563 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7564 Adjust call to Target_arm::get_real_reloc_type.
7565 (Target_arm::get_real_reloc_type): Use command line options
7566 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7567 * options.h (--target1-rel, --target1-abs, --target2): New
7570 2009-11-25 Doug Kwan <dougkwan@google.com>
7572 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7573 class definition. Add code to handle --target1-rel, --target1-abs
7574 and --target2= options.
7575 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7577 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7579 (Target_arm::Scan::local, Target_arm::Scan::global,
7580 Target_arm::Relocate::relocate,
7581 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7582 call to Target_arm::get_real_reloc_type.
7583 (Target_arm::get_real_reloc_type): Use command line options to
7584 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7585 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7588 2009-11-25 Doug Kwan <dougkwan@google.com>
7590 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7591 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7592 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7594 (Arm_relocate_functions::thm_call): Replace body with a call to
7595 Arm_relocate_functions::thumb_branch_common.
7596 (Arm_relocate_functions::thm_jump24,
7597 Arm_relocate_functions::thm_xpc22): New method definitions.
7598 (Arm_relocate_functions::thumb_branch_common): New method definition.
7599 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7601 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7602 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7604 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7606 * Makefile.am: Build incremental-dump
7607 * Makefile.in: Regenerate.
7608 * incremental-dump.cc: New.
7609 * incremental.cc (Incremental_inputs_header_data,
7610 Incremental_inputs_entry_data): Move to incremental.h
7611 * incremental.h: (Incremental_inputs_header_data,
7612 Incremental_inputs_entry_data): Move from incremental.cc
7614 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7616 * incremental.cc (Incremental_inputs_header,
7617 Incremental_inputs_header_write, Incremental_inputs_entry,
7618 Incremental_inputs_entry_write): Add a typedef with the data type.
7620 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7622 * incremental.cc (Incremental_inputs_header,
7623 Incremental_inputs_header_write, Incremental_inputs_entry,
7624 Incremental_inputs_entry_write): Update comment about which
7625 type has the filed descriptions.
7627 2009-11-15 Doug Kwan <dougkwan@google.com>
7629 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7630 (Arm_relocate_functions::arm_branch_common): Change method defintion
7631 in class definition to a method declaration and update list of formal
7633 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7634 Arm_relocation_functions::jump24): Adjust call to
7635 Arm_relocate_functions::arm_branch_common. Update list of formal
7637 (Arm_relocate_functions::xpc25): New method definition.
7638 (Arm_relocate_functions::arm_branch_common): Move method defintion
7639 out from class definition. Use stubs for mode-switching and extending
7641 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7642 specially. Change code to enable use of stubs in ARM branches.
7644 2009-11-10 Doug Kwan <dougkwan@google.com>
7646 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7647 in method declaration.
7648 (Target_arm::relocate_stub): New method declaration.
7649 (Target_arm::default_target): Change to return a pointer instead of
7651 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7652 Target_arm::default_target.
7653 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7655 (Target_arm::relocate_section): Adjust view.
7656 (Target_arm::relocate_stub): New method definition.
7658 2009-11-10 Doug Kwan <dougkwan@google.com>
7660 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7662 * incremental.cc (open_incremental_binary): Initialized local
7663 variables to avoid warnings.
7664 * object.cc (make_elf_object): Ditto.
7665 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7668 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7671 * testsuite/plugin_test.c: Include "config.h".
7673 2009-11-09 Doug Kwan <dougkwan@google.com>
7675 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7676 (arm_symbol_value): Remove.
7677 (Arm_relocate_functions::arm_branch_common,
7678 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7679 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7680 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7681 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7682 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7683 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7684 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7685 Arm_relocate_functions::thm_mobw_abs_nc,
7686 Arm_relocate_functions::thm_mov_abs,
7687 Arm_relocate_functions::movw_prel_nc,
7688 Arm_relocate_functions::thm_movt_abs,
7689 Arm_relocate_functions::movt_prel,
7690 Arm_relocate_functions::thm_movw_prel_nc,
7691 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7692 (Target_arm::Relocate::relocate): Only decompose address into two
7693 parts if relocation type uses the thumb-bit and pass the actual
7694 bit instead of a flag indicating that the thumb-bit is used. Adjust
7695 calls to methods in Arm_relocate_functions for this change.
7697 2009-11-08 Ian Lance Taylor <iant@google.com>
7700 * reloc.cc: Instantiate
7701 Sized_relobj::initialize_input_to_output_maps and
7702 Sized_relobj:free_input_to_output_maps.
7704 2009-11-06 Ian Lance Taylor <iant@google.com>
7707 * defstd.cc (in_segment): Set only_if_ref true for "end".
7709 2009-11-06 Doug Kwan <dougkwan@google.com>
7711 * arm.cc (class Reloc_stub): Correct a comment.
7712 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7713 (Target_arm::scan_section_for_stubs): New method declaration.
7714 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7715 Change methods from private to protected.
7716 (Target_arm::do_may_relax): New method definition.
7717 (Target_arm::do_relax, Target_arm::group_sections,
7718 Target_arm::scan_reloc_for_stub,
7719 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7720 (Target_arm::arm_input_section_map_): New data member declaration.
7721 (Target_arm::scan_reloc_for_stub,
7722 Target_arm::scan_reloc_section_for_stubs,
7723 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7724 Target_arm::do_relax): New method definitions.
7726 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7728 * configure.ac: Check for (struct stat)::st_mtim
7729 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7730 * config.in: Regenerate.
7731 * configure: Regenerate.
7733 2009-11-05 Ian Lance Taylor <iant@google.com>
7736 * output.cc (Output_segment::add_output_section): Add missing
7739 2009-11-04 Ian Lance Taylor <iant@google.com>
7742 * object.h (class Object): Add is_needed and set_is_needed
7743 methods. Add is_needed_ field. Make bool fields into bitfields.
7744 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7745 defined in a dynamic object and referenced by a regular object,
7746 set is_needed for the dynamic object.
7747 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7748 if the file is marked with as_needed and it is not needed.
7750 2009-11-04 Ian Lance Taylor <iant@google.com>
7753 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7754 tags if data is discarded by linker script.
7755 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7756 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7757 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7758 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7760 2009-11-04 Ian Lance Taylor <iant@google.com>
7762 * layout.cc (Layout::get_output_section): Add is_interp and
7763 is_dynamic_linker_section parameters. Change all callers.
7764 (Layout::choose_output_section): Likewise.
7765 (Layout::make_output_section): Likewise.
7766 (Layout::add_output_section_data): Add is_dynamic_linker_section
7767 parameter. Change all callers.
7768 * layout.h (class Layout): Update declarations.
7769 * output.h (class Output_section): Add is_interp, set_is_interp,
7770 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7771 Add is_interp_, is_dynamic_linker_section_ fields. Change
7772 generate_code_fills_at_write_ to a bitfield.
7773 * output.cc (Output_section::Output_sections): Initialize new
7775 (Output_segment::add_output_section): Add do_sort parameter.
7778 2009-11-03 Ian Lance Taylor <iant@google.com>
7781 * options.h (class General_options): Add --warn-common.
7782 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7783 merging two common symbols.
7784 (Symbol_table::should_override): Handle --warn-common when merging
7785 a common symbol with a defined symbol. Use report_resolve_problem
7786 for multiple definitions.
7787 (Symbol_table::report_resolve_problem): New function.
7788 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7790 2009-11-03 Doug Kwan <dougkwan@google.com>
7792 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7794 (Target_arm::stub_factory): New method definition.
7795 (Target_arm::new_arm_input_section,
7796 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7797 Target_arm::reloc_uses_thumb_bit): New method declarations.
7798 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7799 New type definitions.
7800 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7801 member declarations.
7802 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7803 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7804 New method definitions.
7806 2009-11-03 Ian Lance Taylor <iant@google.com>
7808 * options.h (class General_options): Add --warn_constructors.
7810 2009-11-03 Ian Lance Taylor <iant@google.com>
7813 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7814 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7816 2009-11-03 Ian Lance Taylor <iant@google.com>
7819 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7820 --msgid-bugs-address.
7821 (install-pdf): New target.
7822 (install-data_yes): Look up one directory to find mkinstalldirs.
7824 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7826 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7829 2009-10-30 Doug Kwan <dougkwan@google.com>
7831 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7833 2009-10-30 Doug Kwan <dougkwan@google.com>
7835 * arm.cc (Stub_addend_reader): New struct template definition
7836 and partial specializations.
7837 (Stub_addend_reader::operator()): New method definition for a
7838 partially specialized template.
7840 2009-10-30 Doug Kwan <dougkwan@google.com>
7842 * arm.cc (Arm_relobj::processor_specific_flags): New method
7844 (Arm_relobj::do_read_symbols): New method declaration.
7845 (Arm_relobj::processor_specific_flags_): New data member declaration.
7846 (Arm_dynobj): New class definition.
7847 (Target_arm::do_finalize_sections): Add input_objects parameter.
7848 (Target_arm::do_adjust_elf_header): New method declaration.
7849 (Target_arm::are_eabi_versions_compatible,
7850 (Target_arm::merge_processor_specific_flags): New method declaration.
7851 (Target_arm::do_make_elf_object): New overloaded method definitions
7853 (Arm_relobj::do_read_symbols): New method definition.
7854 (Arm_dynobj::do_read_symbols): Ditto.
7855 (Target_arm::do_finalize_sections): Add input_objects parameters.
7856 Merge processor-specific flags from all input objects.
7857 (Target_arm::are_eabi_versions_compatible,
7858 Target_arm::merge_processor_specific_flags,
7859 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7860 New method definitions.
7861 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7862 Input_objects pointer type parameter.
7863 * layout.cc (Layout::finalize): Pass input objects to target's.
7864 finalize_sections function.
7865 * output.cc (Output_file_header::do_sized_write): Set ELF file
7866 header's processor-specific flags.
7867 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7868 Input_objects pointer type parameter.
7869 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7870 * target.h (Input_objects): New forward class declaration.
7871 (Target::processor_specific_flags,
7872 Target::are_processor_specific_flags_sect): New method definitions.
7873 (Target::finalize_sections): Add input_objects parameter.
7874 (Target::Target): Initialize processor_specific_flags_ and
7875 are_processor_specific_flags_set_.
7876 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7878 (Target::set_processor_specific_flags): New method definition.
7879 (Target::processor_specific_flags_,
7880 Target::are_processor_specific_flags_set_): New data member
7882 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7883 Input_objects pointer type parameter.
7885 2009-10-30 Doug Kwan <dougkwan@google.com>
7887 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7889 2009-10-28 Ian Lance Taylor <iant@google.com>
7891 * object.h (class Relobj): Drop options parameter from
7892 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7893 do_scan_relocs, do_relocate. Change all callers.
7894 (class Sized_relobj): Drop options parameters from
7895 do_gc_process_relocs, do_scan_relocs, do_relocate,
7896 do_relocate_sections, relocate_sections, emit_relocs_scan,
7897 emit_relocs_scan_reltype. Change all callers.
7898 (struct Relocate_info): Remove options field and all references to
7900 * reloc.h (class Read_relocs): Remove options constructor
7901 parameter and options_ field. Change all callers.
7902 (class Gc_process_relocs, class Scan_relocs): Likewise.
7903 (class Relocate_task): Likewise.
7904 * target-reloc.h (scan_relocs): Remove options parameter. Change
7906 (scan_relocatable_relocs): Likewise.
7907 * target.h (class Sized_target): Remove options parameter from
7908 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7910 * gc.h (gc_process_relocs): Remove options parameter. Change all
7912 * arm.cc: Update functions to remove options parameters.
7913 * i386.cc: Likewise.
7914 * powerpc.cc: Likewise.
7915 * sparc.cc: Likewise.
7916 * x86_64.cc: Likewise.
7917 * testsuite/testfile.cc: Likewise.
7919 2009-10-28 Doug Kwan <dougkwan@google.com>
7921 * arm.cc (Arm_relobj): New class definition.
7922 (Arm_relobj::scan_sections_for_stubs,
7923 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7924 New method definitions.
7926 2009-10-28 Cary Coutant <ccoutant@google.com>
7928 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7929 (Plugin::cleanup_done_): New member.
7930 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7931 (Plugin_manager::cleanup_done_): Remove.
7932 (Plugin_manager::add_input_file): Edit error message.
7933 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7934 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7936 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7938 * fileread.cc: (File_read::View::~View): Use the new
7939 data_ownership_ filed.
7940 (File_read::~File_read): Dispose the new whole_file_view_.
7941 (File_read::open): Mmap the whole file if needed.
7942 (File_read::open): Use whole_file_view_ instead of contents_.
7943 (File_read::find_view): Use whole_file_view_ if applicable.
7944 (File_read::do_read): Use whole_file_view_ instead of contents_.
7945 (File_read::make_view): Use whole_file_view_ instead of contents_,
7946 update File_read::View::View call.
7947 (File_read::find_or_make_view): Update File_read::View::View
7949 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7951 (File_read::View::Data_ownership): New enum.
7952 (File_read::View::View): Replace bool mapped_ with Data_ownership
7954 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7955 (File_read::View::data_ownership_): New field.
7956 (File_read::contents_): Remove (replaced by whole_file_view_).
7957 (File_read::whole_file_view_): New field.
7958 * options.h (class General_options): Add --keep-files-mapped.
7960 2009-10-27 Cary Coutant <ccoutant@google.com>
7962 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7963 * testsuite/Makefile.am (plugin_test_5): New test case.
7964 * testsuite/Makefile.in: Regenerate.
7966 2009-10-25 Doug Kwan <dougkwan@google.com>
7968 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7969 from private to protected to allow access by child class.
7970 (Sized_relobj::do_relocate_sections): New method declaration.
7971 (Sized_relobj::relocate_sections): Virtualize.
7972 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7973 Sized_relobj::relocate_sections. Instantiate template explicitly
7974 for different target sizes and endianity.
7976 2009-10-24 Doug Kwan <dougkwan@google.com>
7978 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7979 (Arm_input_section::as_arm_input_section): New method.
7980 (Arm_output_section): New class definition.
7981 (Arm_output_section::create_stub_group,
7982 Arm_output_section::group_sections): New method definitions.
7984 2009-10-22 Doug Kwan <dougkwan@google.com>
7986 * arm.cc (Arm_input_section): New class definition.
7987 (Arm_input_section::init, Arm_input_section:do_write,
7988 Arm_input_section::set_final_data_size,
7989 Arm_input_section::do_reset_address_and_file_offset): New method
7992 2009-10-21 Doug Kwan <dougkwan@google.com>
7994 * arm.cc (Stub_table, Arm_input_section): New forward class
7996 (Stub_table): New class defintion.
7997 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7998 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7999 New method definition.
8001 2009-10-21 Doug Kwan <dougkwan@google.com>
8003 * arm.cc: Update copyright comments.
8004 (Target_arm): New forward class template declaration.
8005 (Arm_address): New type.
8006 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
8007 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
8008 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
8010 (Insn_template): Same.
8011 (DEF_STUBS): New macro.
8012 (Stub_type): New enum type.
8013 (Stub_template): New class definition.
8016 (Stub_factory): Same.
8017 (Target_arm::Target_arm): Initialize may_use_blx_ and
8018 should_force_pic_veneer_.
8019 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
8020 Target_arm::should_force_pic_veneer,
8021 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
8022 Target_arm::using_thumb_only, Target_arm:;default_target): New
8024 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
8025 New data member declarations.
8026 (Insn_template::size, Insn_template::alignment): New method defintions.
8027 (Stub_template::Stub_template): New method definition.
8028 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
8029 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
8030 (Stub_factory::Stub_factory): New method definition.
8031 * gold.h (string_hash): New template.
8032 * output.h (Input_section_specifier::hash_value): Use
8034 (Input_section_specifier::string_hash): Remove.
8035 * stringpool.cc (Stringpool_template::string_hash): Use
8038 2009-10-20 Doug Kwan <dougkwan@google.com>
8040 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
8041 symbols of relaxed input sections.
8042 * output.h (Output_section::find_relaxed_input_section): Make
8045 2009-10-16 Doug Kwan <dougkwan@google.com>
8047 * dynobj.cc (Versions::Versions): Initialize version_script_.
8048 Only insert base version symbol definition for a shared object
8049 if version script defines any version versions.
8050 (Versions::define_base_version): New method definition.
8051 (Versions::add_def): Check that base version is not needed.
8052 (Versions::add_need): Define base version lazily.
8053 * dynobj.h (Versions::define_base_version): New method declaration.
8054 (Versions::needs_base_version_): New data member declaration.
8055 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
8056 (check_DATA): Add no_version_test.stdout.
8057 (libno_version_test.so, no_version_test.o no_version_test.stdout):
8059 * testsuite/Makefile.in: Regenerate.
8060 * testsuite/no_version_test.c: New file.
8061 * testsuite/no_version_test.sh: Ditto.
8063 2009-10-16 Doug Kwan <dougkwan@google.com>
8065 * expression.cc (class Segment_start_expression): New class definition.
8066 (Segment_start_expression::value): New method definition.
8067 (script_exp_function_segment_start): Return a new
8068 Segment_start_expression.
8069 * gold/script-c.h (script_saw_segment_start_expression): New function
8071 * script-sections.cc (Script_sections::Script_sections): Initialize
8072 SAW_SEGMENT_START_EXPRESSION_ to false.
8073 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
8074 and -Tbbs options to specify section addresses if given in
8075 command line and no SEGMENT_START expression is seen in a script.
8076 * script-sections.h (Script_sections::saw_segment_start_expression,
8077 Script_sections::set_saw_segment_start_expression): New method
8079 (Script_sections::saw_segment_start_expression_): New data member
8081 * script.cc (script_saw_segment_start_expression): New function.
8082 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
8083 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
8084 script_test_7.sh and script_test_8.sh.
8085 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
8086 script_test_8.stdout.
8087 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
8088 (script_test_6, script_test_6.stdout, script_test_7,
8089 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
8090 * Makefile.in: Regenerate.
8091 * testsuite/script_test_6.sh: New file.
8092 * testsuite/script_test_6.t: Same.
8093 * testsuite/script_test_7.sh: Same.
8094 * testsuite/script_test_7.t: Same.
8095 * testsuite/script_test_8.sh: Same.
8097 2009-10-16 Doug Kwan <dougkwan@google.com>
8099 * output.cc (Output_segment::set_section_list_address): Cast
8100 expressions to unsigned long long type to avoid format warnings.
8102 2009-10-15 Ian Lance Taylor <iant@google.com>
8104 * script.cc (Script_options::add_symbol_assignment): Always add a
8105 dot assignment to script_sections_.
8106 * script-sections.cc (Script_sections::add_dot_assignment):
8107 Initialize if necessary.
8109 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
8110 program headers with no load segment if there is a linker script.
8112 * layout.cc (Layout::set_segment_offsets): Align the file offset
8113 to the segment aligment for -N or -n with no load segment.
8114 * output.cc (Output_segment::add_output_section): Don't crash if
8115 the first section is a TLS section.
8116 (Output_segment::set_section_list_addresses): Print an error
8117 message if the address moves backward in a linker script.
8118 * script-sections.cc
8119 (Output_section_element_input::set_section_addresses): Don't
8120 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
8121 (Orphan_output_section::set_section_addresses): Likewise.
8123 2009-10-15 Doug Kwan <dougkwan@google.com>
8125 * layout.cc (Layout::finish_dynamic_section): Generate tags
8126 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
8127 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
8128 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
8130 2009-10-14 Ian Lance Taylor <iant@google.com>
8132 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
8134 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
8135 data_shdr fields of relinfo.
8136 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
8137 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
8138 R_386_TLS_LDO_32, adjust based on section flags.
8139 (Target_i386::Relocate::fix_up_ldo): Remove.
8141 2009-10-13 Ian Lance Taylor <iant@google.com>
8143 Add support for -pie.
8144 * options.h (class General_options): Add -pie and
8146 (General_options::output_is_position_independent): Test -pie.
8147 (General_options::output_is_executable): Return true if not shared
8148 and not relocatable.
8149 (General_options::output_is_pie): Remove.
8150 * options.cc (General_options::finalize): Reject incompatible uses
8152 * gold.cc (queue_middle_tasks): A -pie link is not static.
8153 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
8154 * symtab.cc (Symbol::final_value_is_known): Return false if
8155 output_is_position_independent.
8156 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
8157 output_is_position_independent.
8158 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
8159 output_is_position_independent.
8160 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
8161 output_is_position_independent.
8162 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
8164 (basic_pie_test.o, basic_pie_test): New targets.
8165 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
8166 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
8167 (two_file_pie_test): New target.
8168 * testsuite/Makefile.in: Rebuild.
8169 * README: Remove note saying that -pie is not supported.
8171 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8173 * options.h (class General_options): Add -init and -fini.
8174 * layout.cc (Layout::finish_dynamic_section): Emit
8175 given init and fini functions.
8177 2009-10-13 Sriraman Tallam <tmsriram@google.com>
8179 * gc.h (gc_process_relocs): Check if icf is enabled using new
8181 * gold.cc (queue_initial_tasks): Likewise.
8182 (queue_middle_tasks): Likewise.
8183 * object.cc (do_layout): Likewise.
8184 * symtab.cc (is_section_folded): Likewise.
8185 * main.cc (main): Likewise.
8186 * reloc.cc (Read_relocs::run): Likewise.
8187 (Sized_relobj::do_scan_relocs): Likewise.
8188 * icf.cc (is_function_ctor_or_dtor): New function.
8189 (Icf::find_identical_sections): Check if function is ctor or dtor when
8191 * options.h (General_options::icf): Change option to be an enum.
8192 (Icf_status): New enum.
8193 (icf_enabled): New method.
8194 (icf_safe_folding): New method.
8195 (set_icf_status): New method.
8196 (icf_status_): New variable.
8197 * (options.cc) (General_options::finalize): Set icf_status_.
8198 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
8199 icf_test and icf_keep_unique_test to use the --icf enum flag.
8200 * testsuite/icf_safe_test.sh: New file.
8201 * testsuite/icf_safe_test.cc: New file.
8203 2009-10-12 Sriraman Tallam <tmsriram@google.com>
8205 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
8206 includes to gc.h and icf.h.
8207 * arm.cc: Include gc.h.
8208 * gold.cc: Likewise.
8209 * i386.cc: Likewise.
8210 * powerpc.cc: Likewise.
8211 * sparc.cc: Likewise.
8212 * x86_64.cc: Likewise.
8213 * gc.h: Include icf.h.
8215 2009-10-11 Ian Lance Taylor <iant@google.com>
8217 * plugin.cc: Include "gold.h" before other header files.
8219 2009-10-10 Chris Demetriou <cgd@google.com>
8221 * options.h (Input_file_argument::Input_file_type): New enum.
8222 (Input_file_argument::is_lib_): Replace with...
8223 (Input_file_argument::type_): New member.
8224 (Input_file_argument::Input_file_argument): Take Input_file_type
8225 'type' rather than boolean 'is_lib' as second argument.
8226 (Input_file_argument::is_lib): Use type_.
8227 (Input_file_argument::is_searched_file): New function.
8228 (Input_file_argument::may_need_search): Handle is_searched_file.
8229 * options.cc (General_options::parse_library): Support -l:filename.
8230 (General_options::parse_just_symbols): Update for Input_file_argument
8232 (Command_line::process): Likewise.
8233 * archive.cc (Archive::get_file_and_offset): Likewise.
8234 * plugin.cc (Plugin_manager::release_input_file): Likewise.
8235 * script.cc (read_script_file, script_add_file): Likewise.
8236 * fileread.cc (Input_file::Input_file): Likewise.
8237 (Input_file::will_search_for): Handle is_searched_file.
8238 (Input_file::open): Likewise.
8239 * readsyms.cc (Read_symbols::get_name): Likewise.
8240 * testsuite/Makefile.am (searched_file_test): New test.
8241 * testsuite/Makefile.in: Regenerate.
8242 * testsuite/searched_file_test.cc: New file.
8243 * testsuite/searched_file_test_lib.cc: New file.
8245 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8246 Ian Lance Taylor <iant@google.com>
8248 * descriptor.cc: Include <cstdio> and "binary-io.h".
8249 (Descriptors::open): Open the files in binary mode always.
8250 * script.cc (Lex::get_token): Treat \r as whitespace.
8252 2009-10-09 Ian Lance Taylor <iant@google.com>
8254 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
8256 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8257 Ian Lance Taylor <iant@google.com>
8259 * configure.ac: Check for readv function also.
8260 * fileread.cc (readv): Define if not HAVE_READV.
8261 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
8263 * config.in: Regenerate.
8264 * configure: Regenerate.
8266 2009-10-09 Doug Kwan <dougkwan@google.com>
8268 * layout.cc (Layout::make_output_section): Call target hook to make
8269 ordinary output section.
8270 (Layout::finalize): Adjust parameter list of call the
8271 Target::may_relax().
8272 * layout.h (class Layout::section_list): New method.
8273 * merge.h (Output_merge_base::entsize): Change visibility to public.
8274 (Output_merge_base::is_string, Output_merge_base::do_is_string):
8276 (Output_merge_string::do_is_string): New method.
8277 * object.cc (Sized_relobj::do_setup): renamed from
8278 Sized_relobj::set_up.
8279 * object.h (Sized_relobj::adjust_shndx,
8280 Sized_relobj::initializ_input_to_output_maps,
8281 Sized_relobj::free_input_to_output_maps): Change visibilities to
8283 (Sized_relobj::setup): Virtualize.
8284 (Sized_relobj::do_setup): New method declaration.
8285 (Sized_relobj::invalidate_section_offset,
8286 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
8287 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8288 * options.cc (parse_int): New function.
8289 * options.h (parse_int): New declaration.
8290 (DEFINE_int): New macro.
8291 (stub_group_size): New option.
8292 * output.cc (Output_section::Output_section): Initialize memebers
8293 merge_section_map_, merge_section_by_properties_map_,
8294 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8295 (Output_section::add_input_section): Handled deferred code-fill
8296 generation and remove an old comment.
8297 (Output_section::add_relaxed_input_section): New method definition.
8298 (Output_section::add_merge_input_section): Use merge section by
8299 properties map to speed to search. Update merge section maps
8301 (Output_section::build_relaxation_map): New method definition.
8302 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8304 (Output_section::relax_input_section): Renamed to
8305 Output_section::convert_input_sections_to_relaxed_sections and change
8306 interface to take a vector of pointers to relaxed sections.
8307 (Output_section::find_merge_section,
8308 Output_section::find_relaxed_input_section): New method definitions.
8309 (Output_section::is_input_address_mapped,
8310 Output_section::output_offset, Output_section::output_address):
8311 Use output section data maps to speed up searching.
8312 (Output_section::find_starting_output_address): Add comments.
8313 (Output_section::do_write,
8314 Output_section::write_to_postprocessing_buffer): Do code-fill
8315 generation as appropriate.
8316 (Output_section::get_input_sections): Invalidate relaxed input section
8318 (Output_section::restore_states): Adjust type of checkpoint .
8319 Invalidate relaxed input section map.
8320 * output.h (Output_merge_base): New class declaration.
8321 (Input_section_specifier): New class defintion.
8322 (class Output_relaxed_input_section) Change base class to
8323 Output_section_data_build.
8324 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8325 base class initializer.
8326 (Output_section::add_relaxed_input_section): New method declaration.
8327 (Output_section::Input_section): Change visibility to protected.
8328 (Output_section::Input_section::relobj,
8329 Output_section::Input_section::shndx): Handle relaxed input sections.
8330 Output_section::input_sections) Change visibility to protected. Also
8331 define overload to return a non-const pointer.
8332 (Output_section::Merge_section_properties): New class defintion.
8333 (Output_section::Merge_section_by_properties_map,
8334 Output_section::Output_section_data_by_input_section_map,
8335 Output_section::Relaxation_map): New types.
8336 (Output_section::relax_input_section): Rename method to
8337 Output_section::convert_input_sections_to_relaxed_sections and change
8338 interface to take a vector of relaxed section pointers.
8339 (Output_section::find_merge_section,
8340 Output_section::find_relaxed_input_section,
8341 Output_section::build_relaxation_map,
8342 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8343 New method declarations.
8344 (Output_section::merge_section_map_
8345 Output_section::merge_section_by_properties_map_,
8346 Output_section::relaxed_input_section_map_,
8347 Output_section::is_relaxed_input_section_map_valid_,
8348 Output_section::generate_code_fills_at_write_): New data members.
8349 * script-sections.cc
8350 (Output_section_element_input::set_section_addresses): Call
8351 current_data_size and addralign methods of relaxed input sections.
8352 (Orphan_output_section::set_section_addresses): Call current_data_size
8353 and addralign methods of relaxed input sections.
8354 * symtab.cc (Symbol_table::compute_final_value): Extract template
8355 from the body of Symbol_table::sized_finalize_symbol.
8356 (Symbol_table::sized_finalized_symbol): Call
8357 Symbol_table::compute_final_value.
8358 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8359 (Symbol_table::compute_final_value): New templated method declaration.
8360 * target.cc (Target::do_make_output_section): New method defintion.
8361 * target.h (Target::make_output_section): New method declaration.
8362 (Target::relax): Add more parameters for input objects, symbol table
8363 and layout. Adjust call to do_relax.
8364 (Target::do_make_output_section): New method declaration.
8365 (Target::do_relax): Add parameters for input objects, symbol table
8368 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8370 * pread.c: Include stdio.h.
8372 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8374 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8377 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8379 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8380 Change read_shndx type to unsigned int.
8381 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8383 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8384 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8385 Change read_shndx type to unsigned int.
8386 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8388 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8389 * layout.cc (Layout::create_symtab_sections): Cast the result of
8390 local_symcount * symsize to off_t in the gold_assert.
8392 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8394 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8395 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8397 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8398 (Arm_relocate_functions::thm_abs5): New function.
8399 (Arm_relocate_functions::abs12): New function.
8400 (Arm_relocate_functions::abs16): New function.
8401 (Arm_relocate_functions::base_abs): New function.
8402 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8403 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8404 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8406 (Scan::global): Likewise.
8407 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8408 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8409 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8410 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8413 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8415 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8416 (Arm_relocate_functions::movt_prel): New function.
8417 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8418 (Arm_relocate_functions::thm_movt_prel): New function.
8419 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8420 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8421 (Scan::global, Relocate::relocate): Likewise.
8422 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8424 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8426 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8427 Incremental_checker.
8428 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8430 (class Incremental_inputs_header): New class.
8431 (Incremental_inputs_header_writer): Edit comment.
8432 (Incremental_inputs_entry): New class.
8433 (Incremental_inputs_entry_writer): Edit comment.
8434 (Sized_incremental_binary::do_find_incremental_inputs_section):
8435 Add *strtab_shndx parameter, fill it.
8436 (Sized_incremental_binary::do_check_inputs): New method.
8437 (Incremental_checker::can_incrementally_link_output_file): Use
8438 Sized_incremental_binary::check_inputs.
8439 (Incremental_inputs::report_command_line): Save command line in
8442 (Incremental_binary::find_incremental_inputs_section): New
8444 (Incremental_binary::do_find_incremental_inputs_section): Add
8445 strtab_shndx parameter.
8446 (Incremental_binary::do_check_inputs): New pure virtual method.
8447 (Sized_incremental_binary::do_check_inputs): Declare.
8448 (Incremental_checker::Incremental_checker): Add incremental_inputs
8449 parameter, use it to initialize incremental_inputs_.
8450 (Incremental_checker::incremental_inputs_): New field.
8451 (Incremental_checker::command_line): New method.
8452 (Incremental_checker::inputs): New method.
8453 (Incremental_checker::command_line_): New field.
8455 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8457 * incremental.cc: Include <cstdarg> and "target-select.h".
8458 (vexplain_no_incremental): New function.
8459 (explain_no_incremental): New function.
8460 (Incremental_binary::error): New method.
8461 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8463 (make_sized_incremental_binary): New function.
8464 (open_incremental_binary): New function.
8465 (can_incrementally_link_file): Add checks if output is ELF and has
8467 * incremental.h: Include "elfcpp_file.h" and "output.h".
8468 (Incremental_binary): New class.
8469 (Sized_incremental_binary): New class.
8470 (open_incremental_binary): Declare.
8471 * object.cc (is_elf_object): Use
8472 elfcpp::Elf_recognizer::is_elf_file.
8473 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8474 * output.h (Output_file::filesize): New method.
8476 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8478 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8480 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8481 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8483 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8485 (Arm_relocate_functions::movw_abs_nc): New function.
8486 (Arm_relocate_functions::movt_abs): New function.
8487 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8488 (Arm_relocate_functions::thm_movt_abs): New function.
8489 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8490 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8491 (Scan::global): Likewise.
8492 (Relocate::relocate): Likewise.
8493 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8495 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8497 * arm.cc (Arm_relocate_functions::got_prel) New function.
8498 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8499 (Relocate::relocate): Likewise.
8500 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8502 2009-10-06 Ian Lance Taylor <iant@google.com>
8504 * options.h (class General_options): Define
8505 split_stack_adjust_size parameter.
8506 * object.h (class Object): Add uses_split_stack_ and
8507 has_no_split_stack_ fields. Add uses_split_stack and
8508 has_no_split_stack accessor functions. Declare
8509 handle_split_stack_section.
8510 (class Reloc_symbol_changes): Define.
8511 (class Sized_relobj): Define Function_offsets. Declare
8512 split_stack_adjust, split_stack_adjust_reltype, and
8514 * object.cc (Object::handle_split_stack_section): New function.
8515 (Sized_relobj::do_layout): Call handle_split_stack_section.
8516 * dynobj.cc (Sized_dynobj::do_layout): Call
8517 handle_split_stack_section.
8518 * reloc.cc (Sized_relobj::relocate_sections): Call
8519 split_stack_adjust for executable sections in split_stack
8520 objects. Pass reloc_map to relocate_section.
8521 (Sized_relobj::split_stack_adjust): New function.
8522 (Sized_relobj::split_stack_adjust_reltype): New function.
8523 (Sized_relobj::find_functions): New function.
8524 * target-reloc.h: Include "object.h".
8525 (relocate_section): Add reloc_symbol_changes parameter. Change
8527 * target.h (class Target): Add calls_non_split method. Declare
8528 do_calls_non_split virtual method. Declare match_view and
8530 * target.cc: Include "elfcpp.h".
8531 (Target::do_calls_non_split): New function.
8532 (Target::match_view): New function.
8533 (Target::set_view_to_nop): New function.
8534 * gold.cc (queue_middle_tasks): Give an error if mixing
8535 split-stack and non-split-stack objects with -r.
8536 * i386.cc (Target_i386::relocate_section): Add
8537 reloc_symbol_changes parameter.
8538 (Target_i386::do_calls_non_split): New function.
8539 * x86_64.cc (Target_x86_64::relocate_section): Add
8540 reloc_symbol_changes parameter.
8541 (Target_x86_64::do_calls_non_split): New function.
8542 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8544 * powerpc.cc (Target_powerpc::relocate_section): Add
8545 reloc_symbol_changes parameter.
8546 * sparc.cc (Target_sparc::relocate_section): Add
8547 reloc_symbol_changes parameter.
8548 * configure.ac: Call AM_CONDITIONAL for the default target.
8549 * configure: Rebuild.
8550 * testsuite/Makefile.am (TEST_AS): New variable.
8551 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8552 (check_DATA): Add split_i386 and split_x86_64 files.
8553 (SPLIT_DEFSYMS): Define.
8554 (split_i386_[1234n].o): New targets.
8555 (split_i386_[124]): New targets.
8556 (split_i386_[1234r].stdout): New targets.
8557 (split_x86_64_[1234n].o): New targets.
8558 (split_x86_64_[124]): New targets.
8559 (split_x86_64_[1234r].stdout): New targets.
8560 (MOSTLYCLEANFILES): Add new executables.
8561 * testsuite/split_i386.sh: New file.
8562 * testsuite/split_x86_64.sh: New file.
8563 * testsuite/split_i386_1.s: New file.
8564 * testsuite/split_i386_2.s: New file.
8565 * testsuite/split_i386_3.s: New file.
8566 * testsuite/split_i386_4.s: New file.
8567 * testsuite/split_i386_n.s: New file.
8568 * testsuite/split_x86_64_1.s: New file.
8569 * testsuite/split_x86_64_2.s: New file.
8570 * testsuite/split_x86_64_3.s: New file.
8571 * testsuite/split_x86_64_4.s: New file.
8572 * testsuite/split_x86_64_n.s: New file.
8573 * testsuite/testfile.cc (Target_test): Update relocation_section
8575 * testsuite/Makefile.in: Rebuild.
8577 2009-10-06 Ian Lance Taylor <iant@google.com>
8579 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8580 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8581 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8582 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8583 the address on ldo_addrs_.
8584 (Target_i386::Relocate::fix_up_ldo): New function.
8586 2009-10-06 Rafael Espindola <espindola@google.com>
8588 * plugin.cc (add_input_library): New.
8589 (Plugin::load): Add add_input_library to tv.
8590 (Plugin_manager::add_input_file): Add the is_lib argument.
8591 (add_input_file): Update call to Plugin_manager::add_input_file.
8592 (add_input_library): New.
8593 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8595 2009-09-30 Doug Kwan <dougkwan@google.com>
8597 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8598 symbol and call Symbol::may_need_copy_reloc to determine if
8599 a copy reloc is needed.
8600 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8601 nocopyreloc is given in command line.
8602 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8603 given in command line.
8604 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8605 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8606 of the removed Target_i386::may_need_copy_reloc.
8607 * options.h (copyreloc): New option with default value false.
8608 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8609 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8610 instead of the removed Target_powerpc::may_need_copy_reloc.
8611 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8612 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8613 instead of the removed Target_sparc::may_need_copy_reloc.
8614 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8615 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8616 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8617 instead of the removed Target_x86_64::may_need_copy_reloc.
8619 2009-09-30 Ian Lance Taylor <iant@google.com>
8621 * object.h (class Object): Remove target_ field, and target,
8622 sized_target, and set_target methods.
8623 (Object::sized_target): Remove.
8624 (class Sized_relobj): Update declarations. Remove sized_target.
8625 * object.cc (Sized_relobj::setup): Remove target parameter.
8627 (Input_objects::add_object): Don't do anything with the target.
8628 (make_elf_sized_object): Add punconfigured parameter. Change all
8629 callers. Set or test parameter target.
8630 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8632 * parameters.cc (Parameters::set_target): Change parameter type to
8634 (Parameters::default_target): Remove.
8635 (set_parameters_target): Change parameter type to be non-const.
8636 (parameters_force_valid_target): New function.
8637 (parameters_clear_target): New function.
8638 * parameters.h (class Parameters): Update declarations. Remove
8639 default_target method. Add sized_target and clear_target
8640 methods. Change target_ to be non-const.
8641 (set_parameters_target): Update declaration.
8642 (parameters_force_valid_target): Declare.
8643 (parameters_clear_target): Declare.
8644 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8645 as NULL if we aren't searching.
8646 (Add_symbols::run): Don't check for compatible target.
8647 * fileread.cc (Input_file::open_binary): Call
8648 parameters_force_valid_target.
8649 * gold.cc (queue_middle_tasks): Likewise.
8650 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8651 set_target on object.
8652 * dynobj.h (class Sized_dynobj): Update declarations.
8653 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8654 make_elf_object returns NULL.
8655 (Archive::include_member): Don't check whether object target is
8657 * output.cc (Output_section::add_input_section): Get target from
8659 (Output_section::relax_input_section): Likewise.
8660 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8662 (Sized_relobj::do_scan_relocs): Likewise.
8663 (Sized_relobj::relocate_sections): Likewise.
8664 * resolve.cc (Symbol_table::resolve): Likewise.
8665 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8666 parameter. Change all callers.
8667 (Symbol_table::add_from_object): Get target from parameters.
8668 (Symbol_table::add_from_relobj): Don't check object target.
8669 (Symbol_table::add_from_dynobj): Likewise.
8670 (Symbol_table::define_special_symbol): Get target from
8672 * symtab.h (class Symbol_table): Update declaration.
8673 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8674 parameter. Change all callers. Clear parameter target.
8675 (Binary_test): Test target here.
8676 * testsuite/object_unittest.cc (gold_testsuite): Remove
8677 target_test_pointer parameter. Change all callers.
8678 (Object_test): Test target here.
8680 2009-09-26 Ian Lance Taylor <iant@google.com>
8682 * testsuite/initpri1.c: Don't try to use constructor priorities if
8683 compiling with gcc before 4.3.
8685 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8687 * testsuite/retain_symbols_file_test.sh (check_present): Change
8688 output file name to retain_symbols_file_test.stdout.
8689 (check_absent): Likewise.
8691 2009-09-18 Craig Silverstein <csilvers@google.com>
8693 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8694 * options.cc: Include <cerrno> and <fstream>.
8695 (General_options::finalize): Parse -retain-symbols-file tag.
8696 * options.h: New flag.
8697 (General_options): New method should_retain_symbol, new
8698 variable symbols_to_retain.
8699 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8700 should_retain_symbol map.
8701 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8702 * testsuite/Makefile.in: Regenerate.
8703 * testsuite/retain_symbols_file_test.sh: New file.
8705 2009-09-18 Nick Clifton <nickc@redhat.com>
8707 * po/es.po: Updated Spanish translation.
8709 2009-09-17 Doug Kwan <dougkwan@google.com>
8711 * debug.h (DEBUG_RELAXATION): New constant.
8712 (DEBUG_ALL): Add DEBUG_RELAXATION.
8713 (debug_string_to_enum): Add relaxation debug option.
8715 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8716 Layout::Relaxation_debug_check::read_sections,
8717 Layout::Relaxation_debug_check::read_sections): New method definitions.
8718 (Layout::Layout): Initialize data members
8719 record_output_section_data_from_scrips_,
8720 script_output_section_data_list_ and relaxation_debug_check_.
8721 (Layout::save_segments, Layout::restore_segments,
8722 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8723 Layout::relaxation_loop_body): New method definitions.
8724 (Layout::finalize): Support relaxation. Move section layout code to
8725 Layout::relaxation_loop_body.
8726 (Layout::set_asection_address_from_script): Move code for orphan
8727 section placement out.
8728 (Layout::place_orphan_sections_in_script): New method definition.
8729 * layout.h (Output_segment_headers, Output_file_header):
8730 New forward class declarations.
8731 (Layout::~Layout): Define.
8732 (Layout::new_output_section_data_from_script): New method definition.
8733 (Layout::place_orphan_sections_in_script): New method declaration.
8734 (Layout::Segment_states): New type declaration.
8735 (Layout::save_segments, Layout::restore_segments,
8736 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8737 Layout::relaxation_loop_body): New method declarations.
8738 (Layout::Output_section_data_list): New type declaration.
8739 (Layout::Relaxation_debug_check): New class definition.
8740 (Layout::record_output_section_data_from_script_,
8741 Layout::script_output_section_data_list_, Layout::segment_states_,
8742 Layout::relaxation_debug_check_): New data members.
8743 * output.cc: (Output_section_headers::do_size): New method definition.
8744 (Output_section_headers::Output_section_headers): Move size
8745 computation to Output_section_headers::do_size.
8746 (Output_segment_headers::do_size): New method definition.
8747 (Output_file_header::Output_file_header): Move size computation to
8748 Output_file_header::do_size and call it.
8749 (Output_file_header::do_size): New method definition.
8750 (Output_data_group::Output_data_group): Adjust call to
8751 Output_section_data.
8752 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8753 (Output_symtab_xindex::do_write): Add array bound check.
8754 (Output_section::Input_section::print_to_mapfile): Handle
8755 RELAXED_INPUT_SECTION_CODE.
8756 (Output_section::Output_section): Initialize data member checkpoint_.
8757 (Output_section::~Output_section): Delete checkpoint object pointed
8759 (Output_section::add_input_section): Always add an Input_section if
8761 (Output_section::add_merge_input_section): Add assert.
8762 (Output_section::relax_input_section): New method definition.
8763 (Output_section::set_final_data_size): Set load address to zero for
8764 an unallocated section.
8765 (Output_section::do_address_and_file_offset_have_reset_values):
8766 New method definition.
8767 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8768 Handle relaxed input section.
8769 (Output_section::sort_attached_input_sections): Checkpoint input
8770 section list lazily.
8771 (Output_section::get_input_sections): Change type of input_sections to
8772 list of Simple_input_section pointers. Checkpoint input section list
8773 lazily. Also handle relaxed input sections.
8774 (Output_section::add_input_section_for_script): Take a reference to
8775 a Simple_input_section object instead of Relobj pointer and section
8776 index as parameter. Handle relaxed input sections.
8777 (Output_section::save_states, Output_section::restore_states): New
8779 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8780 (Output_data::is_data_size_fixed): New method definition.
8781 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8783 (Output_data::address_and_file_offset_have_reset_values): New method
8785 (Output_data::do_address_and_file_offset_have_reset_values): New method
8787 (Output_data::set_data_size): Check that data size is not fixed.
8788 (Output_data::fix_data_size): New method definition.
8789 (Output_data::is_data_size_fixed_): New data member.
8790 (Output_section_headers::set_final_data_size): New method definition.
8791 (Output_section_headers::do_size): New method declaration.
8792 (Output_segment_headers::set_final_data_size): New method definition.
8793 (Output_segment_headers::do_size): New method declaration.
8794 (Output_file_header::set_final_data_size)::New method definition.
8795 (Output_file_header::do_size)::New method declaration.
8796 (Output_section_data::Output_section_data): Add new parameter
8797 is_data_size_fixed and use it to fix data size.
8798 (Output_data_const::Output_data_const): Adjust call to base class
8799 constructor and fix data size.
8800 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8801 base class constructor and fix data size.
8802 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8803 base class constructor and fix data size.
8804 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8805 class constructor and fix data size.
8806 (Output_data_group::set_final_data_size): New method definition.
8807 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8808 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8809 class constructor and fix data size.
8810 (Output_relaxed_input_section): New class definition.
8811 (Output_section::Simple_input_section): New class definition.
8812 (Output_section::get_input_sections): Adjust parameter list.
8813 (Output_section::add_input_section_for_script): Same.
8814 (Output_section::save_states, Output_section::restore_states,
8815 Output_section::do_address_and_file_offset_have_reset_values,
8816 (Output_section::Input_section::Input_section): Handle
8817 RELAXED_INPUT_SECTION_CODE. Add new overload for
8818 Output_relaxed_input_section.
8819 (Output_section::Input_section::is_input_section,
8820 Output_section::Input_section::set_output_section): Handle relaxed
8822 (Output_section::Input_section::is_relaxed_input_section,
8823 Output_section::Input_section::output_section_data,
8824 Output_section::Input_section::relaxed_input_section): New method
8826 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8828 (Output_section::Input_section::u1_): Update comments.
8829 (Output_section::Input_section::u2_): Add new union member poris.
8830 (Output_section::Checkpoint_output_section): New classs definition.
8831 (Output_section::relax_input_section): New method declaration.
8832 (Output_section::checkpoint_): New data member.
8833 (Output_segment): Update comments.
8834 (Output_segment::Output_segment): Un-privatize copy constructor.
8835 (Output_segment::operator=): Un-privatize.
8836 * script-sections.cc (Output_section_element::Input_section_list):
8837 Change element type to Output_section::Simple_input_section.
8838 (Output_section_element_dot_assignment::set_section_addresses):
8839 Register output section data for relaxation clean up.
8840 (Output_data_exression::Output_data_expression): Adjust call to base
8841 constructor to fix data size.
8842 (Output_section_element_data::set_section_addresses): Register
8843 Output_data_expression object for relaxation clean up.
8844 (struct Input_section_info): Replace Relobj pointer and section index
8845 pair with Output_section::Simple_input_section and Convert struct to a
8847 (Input_section_sorter::operator()): Adjust access to
8848 Input_section_info data member to use accessors.
8849 (Output_section_element_input::set_section_addresses): Use layout
8850 parameter. Adjust code to use Output_section::Simple_input_section
8851 and Input_secction_info classes. Register filler for relaxation
8853 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8854 and section index pair with Output_section::Simple_input_section
8855 class. Adjust code accordingly.
8856 (Phdrs_element::release_segment): New method definition.
8857 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8859 (Script_sections::release_segments): New method definition.
8860 * gold/script-sections.h (Script_sections::release_segments): New
8862 * gold/target.h (Target::may_relax, Target::relax,
8863 Target::do_may_relax, Target::do_relax): New method definitions.
8865 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8867 * arm.cc (has_signed_unsigned_overflow): New function.
8868 (Arm_relocate_functions::abs8): New function.
8869 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8870 (Target_arm::Scan::global): Likewise.
8871 (Target_arm::relocate::relocate): Likewise.
8872 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8875 2009-09-16 Cary Coutant <ccoutant@google.com>
8877 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8878 * testsuite/Makefile.in: Regenerate.
8880 2009-09-11 Nick Clifton <nickc@redhat.com>
8882 * po/gold.pot: Updated by the Translation project.
8884 2009-09-08 Cary Coutant <ccoutant@google.com>
8886 * output.cc (Output_file::open): Add execute permission to empty file.
8887 * testsuite/Makefile.am (permission_test): New test.
8888 * testsuite/Makefile.in: Regenerate.
8890 2009-09-02 Ian Lance Taylor <iant@google.com>
8892 * output.cc (Output_file::resize): Call map_no_anonymous rather
8895 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8897 * gold.cc: Include "incremental.h".
8898 (queue_initial_tasks): Call Incremental_checker methods.
8899 * incremental.cc: Include "output.h".
8900 (Incremental_checker::can_incrementally_link_output_file): New
8902 * incremental.h (Incremental_checker): New class.
8904 * output.cc (Output_file::open_for_modification): New method.
8905 (Output_file::map_anonymous): Changed return type to bool. Record
8907 (Output_file::map_no_anonymous): New method, broken out of map.
8908 (Output_file::map): Use map_no_anonymous and map_anonymous.
8909 * output.h (class Output_file): Update declarations.
8911 2009-08-24 Cary Coutant <ccoutant@google.com>
8913 * options.h (Command_line::Pre_options): New class.
8914 (Command_line::pre_options): New member.
8915 * options.cc (gold::options::ready_to_register): New variable.
8916 (One_option::register_option): Do nothing if not registering options.
8917 Assert if same short option registered twice.
8918 (General_options::General_options): Turn off option registration when
8920 (Command_line::Pre_options::Pre_options): New constructor.
8922 2009-08-24 Cary Coutant <ccoutant@google.com>
8924 * options.h (General_options::no_keep_memory): Remove incorrect
8927 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8929 * Makefile.am (am__skiplex, am__skipyacc): New.
8930 * Makefile.in: Regenerate.
8932 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8934 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8935 (INCLUDES): ... this.
8936 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8937 (AM_CPPFLAGS): Renamed from ...
8938 (INCLUDE): ... this.
8939 * Makefile.in, testsuite/Makefile.in: Regenerate.
8941 * Makefile.in: Regenerate.
8942 * aclocal.m4: Likewise.
8943 * config.in: Likewise.
8944 * configure: Likewise.
8945 * testsuite/Makefile.in: Likewise.
8947 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8948 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8949 * Makefile.in: Regenerate.
8950 * testsuite/Makefile.in: Regenerate.
8952 2009-08-19 Cary Coutant <ccoutant@google.com>
8954 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8955 symbols in shared libraries overridden by hidden or internal symbols
8956 in the main program.
8958 2009-08-19 Chris Demetriou <cgd@google.com>
8960 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8961 checking source file names in error messages.
8963 2009-08-18 Doug Kwan <dougkwan@google.com>
8965 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8966 an elcpp::Ehdr as parameter. Adjust call to set_target.
8967 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8968 an elfcpp::Ehdr as parameter.
8969 * object.cc (Object::set_target): Remove the version that looks up
8970 a target and sets it.
8971 (Sized_relobj::setup): Take a Target object instead of
8972 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8973 (make_elf_sized_object): Find target and ask target to
8975 * object.h: (Object::set_target): Remove the version that looks up
8976 a target and sets it.
8977 (Sized_relobj::setup): Take a Target object instead of
8978 an elfcpp:Ehdr as parameter.
8979 * target.cc: Include dynobj.h.
8980 (Target::do_make_elf_object_implementation): New.
8981 (Target::do_make_elf_object): New.
8982 * target.h (Target::make_elf_object): New template declaration.
8983 (Target::do_make_elf_object): New method declarations.
8984 (Target::do_make_elf_object_implementation): New template declaration.
8986 2009-08-14 Ian Lance Taylor <iant@google.com>
8988 * gold.h (FUNCTION_NAME): Define.
8989 (gold_unreachable): Use FUNCTION_NAME.
8991 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8993 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8994 symbol in the --keep-unique list is not found.
8996 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8998 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8999 been maked as --keep-unique.
9000 (Icf::unfold_section): New function.
9001 * icf.h (Icf::unfold_section): New function.
9002 * options.h (General_options::keep_unique): New option.
9003 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
9004 * testsuite/Makefile.in: Regenerate.
9005 * testsuite/icf_keep_unique_test.sh: New file.
9006 * testsuite/icf_keep_unique_test.cc: New file.
9008 2009-08-12 Cary Coutant <ccoutant@google.com>
9011 * resolve.cc (Symbol_table::resolve): Check for references from
9012 dynamic objects to hidden and internal symbols.
9013 * testsuite/Makefile.am (hidden_test.sh): New test.
9014 * testsuite/Makefile.in: Regenerate.
9015 * testsuite/hidden_test.sh: New script.
9016 * testsuite/hidden_test_1.c: New test source.
9017 * testsuite/hidden_test_main.c: New test source.
9019 2009-08-11 Doug Kwan <dougkwan@google.com>
9021 * arm.cc: Update comments.
9022 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
9023 segment to locate the .ARM.exidx section if present.
9025 2009-08-09 Doug Kwan <dougkwan@google.com>
9027 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
9030 2009-08-07 Sriraman Tallam <tmsriram@google.com>
9031 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
9034 2009-08-06 Sriraman Tallam <tmsriram@google.com>
9036 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
9037 valid tls_segment only for non-debug-section relocations.
9038 * testsuite/Makefile.am: Add gc_tls_test.
9039 * testsuite/Makefile.in: Regenerate.
9040 * testsuite/gc_tls_test.cc: New file.
9041 * testsuite/gc_tls_test.sh: New file.
9043 2009-08-05 Sriraman Tallam <tmsriram@google.com>
9047 * Makefile.am (CCFILES): Add icf.cc.
9049 * Makefile.in: Regenerate.
9050 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
9051 * gc.h (gc_process_relocs): Populate lists used by icf to contain
9052 section, symbol and addend information for the relocs.
9053 * gold.cc (queue_middle_tasks): Call identical code folding.
9054 * gold.h: Add defines for multimap.
9055 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
9056 to the call of finalize_local_symbols.
9057 * main.cc (main): Create object of class Icf.
9058 * object.cc (Sized_relobj::do_layout): Allow this function to be
9059 called twice during icf.
9060 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
9061 to sections marked as identical by icf.
9062 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
9064 (Sized_relobj::do_section_entsize): New function.
9065 * object.h (Object::section_entsize): New function.
9066 (Object::do_section_entsize): New pure virtual function.
9067 (Relobj::finalize_local_symbols): Add new parameter.
9068 (Relobj::do_section_entsize): New function.
9069 * options.h (General_options::icf): New option.
9070 (General_options::icf_iterations): New option.
9071 (General_options::print_icf_sections): New option.
9072 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
9073 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
9074 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
9076 * symtab.cc (Symbol_table::is_section_folded): New function.
9077 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
9078 to sections marked as identical by icf.
9079 * symtab.h (Symbol_table::set_icf): New function.
9080 (Symbol_table::icf): New function.
9081 (Symbol_table::is_section_folded): New function.
9082 (Symbol_table::icf_): New data member.
9083 * target-reloc.h (relocate_section): Ignore sections folded by icf.
9084 * testsuite/Makefile.am: Add commands to build icf_test.
9085 * testsuite/Makefile.in: Regenerate.
9086 * testsuite/icf_test.sh: New file.
9087 * testsuite/icf_test.cc: New file.
9089 2009-07-24 Chris Demetriou <cgd@google.com>
9091 * layout.cc (is_compressible_debug_section): Fix incorrect
9092 comment about compressed section names.
9094 2009-07-20 Ian Lance Taylor <ian@airs.com>
9097 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
9099 2009-07-16 Ian Lance Taylor <iant@google.com>
9102 * layout.h: #include <map>.
9103 (class Kept_section): Change from struct to class. Add accessors
9104 and setters. Add section size to Comdat_group mapping. Change
9105 Comdat_group to std::map. Add is_comdat_ field. Add
9106 linkonce_size field in union.
9107 (class Layout): Update declaration of find_or_add_kept_section.
9108 Don't declare find_kept_object.
9109 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
9110 parameter. Add object, shndx, is_comdat, and is_group_name
9111 parameters. Change all callers. Adjust for new Kept_section.
9112 (Layout::find_kept_object): Remove.
9113 * object.cc (Sized_relobj::include_section_group): Update use of
9114 Kept_section. Rename secnum to shndx. Only record
9115 Kept_comdat_section if sections are the same size.
9116 (Sized_relobj::include_linkonce_section): Update use of
9117 Kept_section. Only record Kept_comdat_section if sections are the
9118 same size. Set size of linkonce section.
9119 (Sized_relobj::map_to_kept_section): Update call to
9120 get_kept_comdat_section.
9121 * object.h (class Sized_relobj): Rename fields in
9122 Kept_comdat_section to drop trailing underscores; change object
9123 field to Relobj*. Change Kept_comdat_section_table to store
9124 struct rather than pointer.
9125 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
9126 Add kept_object and kept_shndx parameters. Change all callers.
9127 (Sized_relobj::get_kept_comdat_section): Change return type to
9128 bool. Add kept_object and kept_shndx parameters. Change all
9130 * plugin.cc (Pluginobj::include_comdat_group): Update call to
9131 Layout::find_or_add_kept_section.
9133 2009-07-09 Ian Lance Taylor <iant@google.com>
9135 * merge.cc (Object_merge_map::initialize_input_to_output_map):
9136 Reserve space in the hash table.
9138 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
9140 * fileread.cc (File_read::get_mtime): New method.
9141 * fileread.h (Timespec): New structure.
9142 (File_read::get_mtime): New method.
9143 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
9144 Renamed from timestamp_nsec.
9145 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
9147 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
9149 (Incremental_inputs::report_archive): Save mtime; style fix.
9150 (Incremental_inputs::report_obejct): Save mtime; style fix.
9151 (Incremental_inputs::report_script): Save mtime; style fix.
9152 (Incremental_inputs::finalize_inputs): Style fix.
9153 (Incremental_inputs::finalize): Style fix.
9154 (Incremental_inputs::create_input_section_data): Store inputs
9156 * incremental.h (Incremental_inputs::report_script): Add mtime
9158 (Incremental_inputs::Input_info::Input_info): Intialize only one
9160 (Incremental_inputs::Input_info::archive): Move to nameless
9162 (Incremental_inputs::Input_info::obejct): Move to nameless union.
9163 (Incremental_inputs::Input_info::script): Move to nameless union.
9164 (Incremental_inputs::mtime): New field.
9165 * script.cc (read_input_script): Pass file mtime to
9167 * script.h (Script_info::inputs): Style fix.
9169 2009-07-01 Ian Lance Taylor <ian@airs.com>
9171 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
9174 2009-06-24 Ian Lance Taylor <iant@google.com>
9177 * layout.cc (Layout::choose_output_section): If we find an
9178 existing section, update the flags.
9179 (Layout::create_notes): New function, broken out of
9181 (Layout::finalize): Don't create note sections.
9182 (Layout::create_note): Don't crash if linker script discards
9184 (Layout::create_gold_note): Likewise.
9185 (Layout::create_build_id): Likewise. Don't set
9186 after_input_sections on the section.
9187 (Layout::create_executable_stack_info): Remove target parameter.
9189 * layout.h (class Layout): Declare create_notes. Update
9190 declaration of create_executable_stack_info.
9191 * gold.cc (queue_middle_tasks): Call create_notes.
9192 * output.cc (Output_section::update_flags_for_input_section): Move
9193 here from output.h. If SHF_ALLOC flag is newly set, mark address
9195 * output.h (Output_data::mark_address_invalid): New function.
9196 (class Output_section): Only declare, not define,
9197 update_flags_for_input_section. Remove set_flags.
9199 2009-06-24 Ian Lance Taylor <iant@google.com>
9201 * script-sections.cc (Output_section_definition::
9202 set_section_addresses): Rename shadowing local load_address to
9205 2009-06-24 Ian Lance Taylor <iant@google.com>
9208 * reloc.cc (relocate_sections): Skip empty relocation sections.
9210 2009-06-23 Ian Lance Taylor <iant@google.com>
9213 * layout.cc (Layout::create_note): Use choose_output_section
9214 rather than make_output_section.
9216 2009-06-23 Ian Lance Taylor <iant@google.com>
9219 * options.cc (General_options::parse_V): Set printed_version_.
9220 (General_options::General_options): Initialize printed_version_.
9221 * options.h (class General_options): Add printed_version_ field.
9222 * gold.cc (queue_initial_tasks): If there are no input files,
9223 don't give a fatal error if we printed the version information.
9224 (queue_middle_tasks): If using -r with a shared object, give a
9225 fatal error rather than an ordinary error.
9227 2009-06-23 Ian Lance Taylor <iant@google.com>
9230 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
9231 (Layout::make_output_section): Set have_stabstr_section_ if we see
9232 a .stab*str section.
9233 (Layout::finalize): Call link_stabs_sections.
9234 (Layout::link_stabs_sections): New file.
9235 * layout.h (class Layout): Add have_stabstr_section_ field.
9236 Declare link_stabs_sections.
9238 2009-06-23 Doug Kwan <dougkwan@google.com>
9240 * Makefile.am (libgold_a_LIBADD): New.
9241 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
9242 * Makefile.in: Regenerate.
9243 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
9244 * configure: Regenerate.
9245 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
9246 * fileread.cc: Include sys/state.h
9247 * gold.h: Declare memmem and strndup if found missing.
9248 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
9250 2009-06-23 Ian Lance Taylor <iant@google.com>
9252 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
9253 * configure: Rebuild.
9255 2009-06-23 Ian Lance Taylor <iant@google.com>
9258 * object.cc (Object::section_contents): Don't try to get a view if
9259 the section has length zero.
9260 (Object::handle_gnu_warning_section): If the section is empty, use
9261 the name of the section as the warning.
9263 2009-06-23 Ian Lance Taylor <iant@google.com>
9266 * stringpool.h (class Stringpool_template): Add optimize_ field.
9267 (Stringpool_template::set_optimize): New function.
9268 * stringpool.cc (Stringpool_template::Stringpool_template):
9269 Initialize optimize_ field.
9270 (Stringpool_template::set_string_offsets): Test local optimize
9271 fild rather than parameter.
9272 * layout.cc (Layout::Layout): Call set_optimize on the section
9275 2009-06-22 Ian Lance Taylor <iant@google.com>
9278 * yyscript.y: Parse TARGET.
9279 * script.cc (script_set_target): New function.
9280 * script-c.h (script_set_target): Declare.
9281 * options.cc (General_options::string_to_object_format): Rename
9282 from string_to_object_format in anonymous namespace. Change
9284 * options.h (class General_options): Declare
9285 string_to_object_format.
9287 2009-06-22 Ian Lance Taylor <iant@google.com>
9289 * script-sections.cc (Script_sections::create_segments): Don't put
9290 program headers in a PT_LOAD segment if -n or -N.
9292 2009-06-22 Ian Lance Taylor <iant@google.com>
9295 * options.h (class General_options): Add -z lazy and -z now. Sort
9296 -z options into alphabetical order.
9297 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9299 2009-06-21 Ian Lance Taylor <iant@google.com>
9301 * layout.cc (Layout::make_output_section): Call
9302 Target::new_output_section.
9303 (Layout::attach_allocated_section_to_segment): Put large section
9304 sections in a separate load segment with the large segment flag
9306 (Layout::segment_precedes): Sort large data segments after other
9308 (align_file_offset): New static function.
9309 (Layout::set_segment_offsets): Use align_file_offset.
9310 * output.h (class Output_section): Add is_small_section_ and
9311 is_large_section_ fields.
9312 (Output_section::is_small_section): New function.
9313 (Output_section::set_is_small_section): New function.
9314 (Output_section::is_large_section): New function.
9315 (Output_section::set_is_large_section): New function.
9316 (Output_section::is_large_data_section): New function.
9317 (class Output_segment): Add is_large_data_segment_ field.
9318 (Output_segment::is_large_data_segment): New function.
9319 (Output_segment::set_is_large_data_segment): New function.
9320 * output.cc (Output_section::Output_section): Initialize new
9322 (Output_segment::Output_segment): Likewise.
9323 (Output_segment::add_output_section): Add assertion that large
9324 data sections always go in large data segments. Force small data
9325 sections to the end of the list of data sections. Force small BSS
9326 sections to the start of the list of BSS sections. For large BSS
9327 sections to the end of the list of BSS sections.
9328 * symtab.h (class Symbol): Declare is_common_shndx.
9329 (Symbol::is_defined): Check Symbol::is_common_shndx.
9330 (Symbol::is_common): Likewise.
9331 (class Symbol_table): Define enum Commons_section_type. Update
9332 declarations. Add small_commons_ and large_commons_ fields.
9333 * symtab.cc (Symbol::is_common_shndx): New function.
9334 (Symbol_table::Symbol_table): Initialize new fields.
9335 (Symbol_table::add_from_object): Put small and large common
9336 symbols in the right list.
9337 (Symbol_table::sized_finalized_symbol): Check
9338 Symbol::is_common_shndx.
9339 (Symbol_table::sized_write_globals): Likewise.
9340 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9341 common symbol lists. Don't call do_allocate_commons_list if the
9343 (Symbol_table::do_allocate_commons_list): Remove is_tls
9344 parameter. Add comons_section_type parameter. Change all
9345 callers. Handle small and large common symbols.
9346 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9347 Symbol::is_common_shndx.
9348 * resolve.cc (symbol_to_bits): Likewise.
9349 * target.h (Target::small_common_shndx): New function.
9350 (Target::small_common_section_flags): New function.
9351 (Target::large_common_shndx): New function.
9352 (Target::large_common_section_flags): New function.
9353 (Target::new_output_section): New function.
9354 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9355 small_common_section_flags, and large_common_section_flags
9357 (Target::do_new_output_section): New virtual function.
9358 * arm.cc (Target_arm::arm_info): Initialize new fields.
9359 * i386.cc (Target_i386::i386_info): Likewise.
9360 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9362 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9363 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9364 (Target_x86_64::do_new_output_section): New function.
9365 * configure.ac: Define conditional MCMODEL_MEDIUM.
9366 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9367 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9368 (large_LDFLAGS): Define.
9369 * testsuite/large.c: New file.
9370 * testsuite/testfile.cc (Target_test::test_target_info):
9371 Initialize new fields.
9372 * configure, testsuite/Makefile.in: Rebuild.
9374 2009-06-05 Doug Kwan <dougkwan@google.com>
9376 * Makefile.am (CCFILES): Add target.cc.
9377 * Makefile.in: Regenerate.
9378 * i386.cc (class Target_i386): Define new virtual method to
9379 override do_is_local_label_name in parent.
9380 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9381 local symbols if --discard-locals or -X is given.
9382 * options.h (class General_options): Declare new options
9383 '--discard-locals' and '-X' for discarding locals.
9384 * target.h (class Target): Define new methods is_local_label_name.
9385 Declare new virtual method do_is_local_label_name.
9386 * target.cc: New file.
9387 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9388 (check_SCRIPTS): Add discard_locals_test.sh.
9389 (check_DATA): Add discard_local_tests.syms.
9390 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9391 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9392 * testsuite/Makefile.in: Regenerate.
9393 * testsuite/discard_locals_test.c: New file.
9394 * testsuite/discard_locals_test.sh: Same.
9396 2009-06-05 Doug Kwan <dougkwan@google.com>
9398 * object.cc (Sized_relobj::Sized_relobj): Initialize
9399 discarded_eh_frame_shndx_ to -1U.
9400 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9402 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9403 a discarded .eh_frame section.
9404 (Sized_relobj::do_finalize_local_symbols): Ditto.
9405 * object.h (class Sized_relobj): Declare new member
9406 discarded_eh_frame_shndx_.
9407 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9408 (local_labels_test.o, local_labels_test): New rules.
9409 * testsuite/Makefile.in: Regenerate.
9411 2009-06-04 Doug Kwan <dougkwan@google.com>
9413 * layout.cc (Layout::section_name_mapping): Add mapping for
9414 special ARM sections.
9416 2009-06-03 Doug Kwan <dougkwan@google.com>
9418 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9419 (utils::has_overflow): Same.
9421 2009-06-03 Ian Lance Taylor <iant@google.com>
9423 * layout.cc (Layout::section_name_mapping): New array, replacing
9424 Layout::linkonce_mapping.
9425 (Layout::section_name_mapping_count): New variable, replacing
9426 Layout::linkonce_mapping_count.
9427 (Layout::linkonce_output_name): Remove.
9428 (Layout::output_section_name): Rewrite.
9429 * layout.h (class Layout): Rename Linkonce_mapping to
9430 Section_name_mapping, linkonce_mapping to section_name_mapping,
9431 linkonce_mapping_count to section_name_mapping_count. Don't
9432 declare linkonce_output_name.
9434 2009-06-03 Doug Kwan <dougkwan@google.com>
9436 * gold/arm.cc (namespace utils): New.
9437 (Target_arm::reloc_is_non_pic): Define new method.
9438 (class Arm_relocate_functions): New.
9439 (Target_arm::Relocate::relocate): Handle relocation types used by
9442 2009-06-03 Ian Lance Taylor <iant@google.com>
9444 * arm.cc (Target_arm::scan::global): Use || instead of |.
9446 2009-06-02 Doug Kwan <dougkwan@google.com>
9448 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9449 issued_non_pic_error_.
9450 (class Target_arm::Scan): Declare new method check_non_pic.
9451 Define new method symbol_needs_plt_entry.
9452 Declare new data member issued_non_pic_error_.
9453 (class Target_arm::Relocate): Declare new method
9454 should_apply_static_reloc.
9455 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9456 (Target_arm::Scan::check_non_pic): Define new method.
9457 (Target_arm::Scan::local): Handle a small subset of reloc types used
9459 (Target_arm::Scan::local): Same.
9460 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9462 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9464 * incremental.cc (Incremental_inputs::report_command_line): Filter
9465 out --incremental-* options.
9467 2009-05-29 Doug Kwan <dougkwan@google.com>
9469 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9471 (class Target_arm): Update comment.
9472 (Target_arm::Target_arm): Initialize new data members GOT_,
9473 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9474 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9475 and Target_arm::rel_dyn_section.
9476 Declare new_enum Target_arm::Got_type.
9477 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9479 Update commments for member do_dynsym_value.
9480 (Target_arm::got_size, Target_arm::plt_section,
9481 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9482 new methods inside class defintion.
9483 (Target_arm::got_section): Define new method.
9484 (Target_arm::rel_dyn_section): Same.
9485 (Output_data_plt_arm): New template class.
9486 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9487 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9488 (Output_data_plt_arm::add_entry): Same.
9489 (Output_data_plt_arm::first_plt_entry): Define new
9490 static data member for PLT instruction template.
9491 (Output_data_plt_arm::plt_entry): Same.
9492 (Output_data_plt_arm::do_write): Define new method.
9493 (Target_arm::make_plt_entry): Same.
9494 (Target_arm::do_finalize_sections): Same.
9495 (Target_arm::do_dynsym_value): Same.
9497 2009-05-28 Doug Kwan <dougkwan@google.com>
9499 * Makefile.am (TARGETSOURCES): Add arm.cc.
9500 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9501 * Makefile.in: Regenerate.
9503 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9505 2009-05-26 Doug Kwan <dougkwan@google.com>
9507 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9508 (General_options::check_excluded_libs): Strip off directories in
9509 archive name before matching like GNU ld does.
9510 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9511 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9512 (exclude_libs_test_LDFLAGS): Add linker option
9513 -Wl,--exclude-libs,libexclude_libs_test_3
9514 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9515 an explicit archive without using -l.
9516 (alt/libexclude_libs_test_3.a): New make rule.
9517 * testsuite/Makefile.in: Regenerate.
9518 * testsuite/exclude_libs_test.c : Declare lib3_default().
9520 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9521 * exclude_libs_test_3.c: New file.
9523 2009-05-26 Nick Clifton <nickc@redhat.com>
9525 * po/id.po: New Indonesian translation.
9526 * po/gold.pot: Updated template file.
9528 2009-05-22 Sriraman Tallam <tmsriram@google.com>
9530 * testsuite/Makefile.am: Add -ffunction-sections to compile
9531 gc_comdat_test files. Add -Wl,--gc-sections to build
9533 * testsuite/Makefile.in: Regenerate.
9534 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9536 2009-05-21 Sriraman Tallam <tmsriram@google.com>
9538 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9539 kept comdat section was garbage collected.
9540 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9541 * testsuite/Makefile.in: Regenerate.
9542 * testsuite/gc_comdat_test.sh: New file.
9543 * testsuite/gc_comdat_test_1.cc: New file.
9544 * testsuite/gc_comdat_test_2.cc: New file.
9546 2009-05-19 Doug Kwan <dougkwan@google.com>
9548 * archive.cc (Archive::Archive): Move constructor from archive.h
9549 to here. Initialize no_export_.
9550 (Archive::get_elf_object_for_member): Set no_export flag of object.
9551 * archive.h (Archive::Archive): Move constructor body to
9553 (Archive::no_export): New method.
9554 (Archive::no_export_): New field.
9555 * object.h (Object::Object): Initialize no_export_ to false.
9556 (Object::no_export, Object::set_no_export): New methods.
9557 (Object::no_export_): New field.
9558 * options.cc (General_options::parse_exclude_libs): New method.
9559 (General_options::check_excluded_libs) Same.
9560 * options.h (exclude_libs): New option.
9561 (General_options::check_excluded_libs): New method declaration.
9562 (General_options::excluded_libs_): New field.
9563 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9564 default or protected visibility if an object has no-export flag set.
9565 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9566 (check_SCRIPTS): Add exclude_libs_test.sh.
9567 (check_DATA): Add exclude_libs_test.syms.
9568 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9569 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9570 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9571 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9572 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9573 libexclude_libs_test_2.a): New rules.
9574 * testsuite/Makefile.in: Regenerate.
9575 * testsuite/exclude_libs_test.c: New file.
9576 * testsuite/exclude_libs_test.sh: Ditto.
9577 * testsuite/exclude_libs_test_1.c: Ditto.
9578 * testsuite/exclude_libs_test_2.c: Ditto.
9580 2009-05-15 Ian Lance Taylor <iant@google.com>
9582 * configure.ac: Check for declarations for cases where libiberty.h
9583 checks HAVE_DECL_xxx.
9584 * configure, config.in: Rebuild.
9586 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9588 * gold.h (Incremental_argument_list): Remove (invalid) forward
9590 * incremental.cc (Incremental_inputs::report_achive): New method.
9591 (Incremental_inputs::report_object): New method.
9592 (Incremental_inputs::report_script): New method.
9593 (Incremental_inputs::finalize_inputs): New method.
9594 (Incremental_inputs::finalize): Call finalize_inputs().
9595 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9596 Create inputs entries.
9597 * incremental.h (Incremental_input_type): New enum.
9598 (Incremental_inputs::Incremental_input): Initialize new fields.
9599 (Incremental_inputs::report_inputs): New method.
9600 (Incremental_inputs::report_achive): New method.
9601 (Incremental_inputs::report_object): New method.
9602 (Incremental_inputs::report_script): New method.
9603 (Incremental_inputs::finalize_inputs): New method.
9604 (Incremental_inputs::Input_info): New struct.
9605 (Incremental_inputs::Input_info_map): New typedef.
9606 (Incremental_inputs::lock_): New field.
9607 (Incremental_inputs::Inputs_): New field.
9608 (Incremental_inputs::Inputs_map): New field.
9609 * main.cc (main): Call Incremental_input::report_inputs.
9610 * options.h (Input_argument_list): Typedef moved from
9612 (Input_file_group::Files): Remove, use ::Input_argument_list.
9613 (Input_file_group::Input_argument_list): Remove, use
9614 ::Input_argument_list.
9615 * plugin.cc (Plugin_manager::add_input_file): Add error in
9617 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9619 * script.cc (read_input_script): Call
9620 Incremental_input::report_script.
9621 * script.h (Script_info): New class.
9623 2009-04-27 Ian Lance Taylor <iant@google.com>
9625 * x86_64.cc (do_adjust_output_section): Set entsize to
9628 2009-04-23 Elliott Hughes <enh@google.com>
9630 * output.cc (Output_file::close): After short writes, continue
9631 writing from the correct offset in the buffer being written.
9633 2009-04-23 Chris Demetriou <cgd@google.com>
9635 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9636 * configure: Regenerate.
9637 * config.in: Regenerate.
9638 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9639 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9641 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9643 * incremental.cc (Incremental_inputs_header_data): Renamed from
9644 Incremental_input_header_data.
9645 (Incremental_inputs_header_data::data_size): New field.
9646 (Incremental_inputs_header_data::put_input_file_count): Renamed
9647 from input_file_count.
9648 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9649 from command_line_offset.
9650 (Incremental_inputs_header_data::put_reserved): Renamed from
9652 (Incremental_inputs_entry_data): Renamed from
9653 Incremental_input_entry_data.
9654 (Incremental_inputs_entry_data::data_size): New field.
9655 (Incremental_inputs::report_command_line): New method.
9656 (Incremental_inputs::finalize): New method.
9657 (Incremental_inputs::create_incremental_inputs_data): New method.
9658 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9659 * incremental.h: New file.
9660 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9661 (Layout::finalize): Create incremental inputs section in
9663 (Layout::create_incremental_info_sections): New method.
9664 * layout.h (Layout::incremental_inputs): New method.
9665 (Layout::create_incremental_info_sections): New method.
9666 (Layout::incremental_inputs_): New field.
9667 * main.cc (main): Notify Incremental_input of the command line.
9669 2009-04-01 Ian Lance Taylor <iant@google.com>
9670 Mikolaj Zalewski <mikolajz@google.com>
9672 * gold.h (reserve_unordered_map): Define, three versions, one for
9673 each version of Unordered_map.
9674 * layout.cc (Layout::Layout): Remove options parameter. Add
9675 number_of_input_files parameter. Don't initialize options_.
9676 Initialize number_of_input_files_ and resized_signatures_. Move
9677 sections_are_attached_.
9678 (Layout::layout_group): Reserve space for group_signatures_.
9679 (Layout::find_or_add_kept_section): Change name parameter to be a
9680 reference. Resize signatures_ map when it gets large enough.
9681 (Layout::layout_eh_frame): Use parameters->options() instead of
9683 (Layout::make_output_section): Likewise.
9684 (Layout::attach_allocated_section_to_segment): Likewise.
9685 (Layout::finalize, Layout::create_executable_stack): Likewise.
9686 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9687 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9688 * layout.h (class Layout): Update declarations. Remove options_
9689 field. Add number_of_input_files_ and resized_signatures_
9690 fields. Move sections_are_attached_ field.
9691 * main.cc (main): Pass number of input files to Layout
9692 constructor. Don't pass options.
9694 2009-03-30 Ian Lance Taylor <iant@google.com>
9696 * ffsll.c (ffsll): Correct implementation.
9698 2009-03-27 Ian Lance Taylor <iant@google.com>
9700 * ffsll.c: New file.
9701 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9702 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9703 * ftruncate.c (ftruncate): Declare before definition.
9704 * mremap.c (mremap): Likewise.
9705 * pread.c (pread): Likewise.
9706 * configure, Makefile.in, config.in: Rebuild.
9708 * mremap.c: New file.
9709 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9710 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9711 (mremap): Declare if HAVE_MREMAP is not defined.
9712 * configure, Makefile.in, config.in: Rebuild.
9714 2009-03-27 Cary Coutant <ccoutant@google.com>
9716 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9717 position independent.
9718 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9719 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9721 2009-03-24 Cary Coutant <ccoutant@google.com>
9723 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9725 (needs_dynamic_reloc): Likewise.
9727 2009-03-24 Ian Lance Taylor <iant@google.com>
9729 * yyscript.y (file_cmd): Recognize EXTERN.
9730 (extern_name_list, extern_name_list_body): New nonterminals.
9731 * script.cc (script_add_extern): Define.
9732 * script-c.h (script_add_extern): Declare.
9734 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9736 * object.cc (is_elf_object): Define.
9737 * object.h (is_elf_object): Declare.
9738 * archive.cc (Archive::get_elf_object_for_member): Call
9740 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9742 2009-03-24 Elliott Hughes <enh@google.com>
9744 * output.cc (Output_file::map_anonymous): Define.
9745 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9746 try an anonymous one. Report the size if the mmap fails.
9747 * output.h (class Output_file): Declare map_anonymous.
9749 2009-03-24 Ian Lance Taylor <iant@google.com>
9751 * target-select.cc (instantiate_target): Don't acquire the lock if
9752 the instantiated_target_ field has already been set.
9754 2009-03-23 Ian Lance Taylor <iant@google.com>
9756 * gold-threads.h (class Initialize_lock): Define.
9757 * gold-threads.cc (class Initialize_lock_once): Define.
9758 (initialize_lock_control): New static variable.
9759 (initialize_lock_pointer): New static variable.
9760 (initialize_lock_once): New static function.
9761 (Initialize_lock::Initialize_lock): Define.
9762 (Initialize_lock::initialize): Define.
9763 * target-select.h: Include "gold-threads.h".
9764 (class Target_selector): Add lock_ and initialize_lock_ fields.
9765 Don't define instantiate_target, just declare it.
9766 * target-select.cc (Target_selector::Target_selector): Initialize
9768 (Target_selector::instantiate_target): Define.
9769 * descriptors.h: Include "gold-threads.h".
9770 (class Descriptors): Add initialize_lock_ field.
9771 * descriptors.cc (Descriptors::Descriptors): Initialize new
9773 (Descriptors::open): Use initialize_lock_ field
9774 * errors.h (class Errors): Add initialize_lock_ field.
9775 * errors.cc (Errors::Errors): Initialize new field.
9776 (Errors::initialize_lock): Use initialize_lock_ field.
9777 * powerpc.cc (class Target_selector_powerpc): Remove
9778 instantiated_target_ field. In do_recognize call
9779 instantiate_target rather than do_instantiate_target. In
9780 do_instantiate_target just allocate a new target.
9781 * sparc.cc (class Target_selector_sparc): Likewise.
9783 * freebsd.h: New file.
9784 * i386.cc: Include "freebsd.h".
9785 (Target_i386): Derive from Target_freebsd rather than
9787 (Target_selector_i386): Derive from Target_selector_freebsd rather
9788 than Target_selector.
9789 * x86_64.cc: Include "freebsd.h".
9790 (Target_x86_64): Derive from Target_freebsd rather than
9792 (Target_selector_x86_64): Derive from Target_selector_freebsd
9793 rather than Target_selector.
9794 * target.h (class Target): Add adjust_elf_header and
9795 do_adjust_elf_header.
9796 * output.cc (Output_file_header:: do_sized_write): Call target
9797 adjust_elf_header routine.
9798 * configure.tgt: Set targ_osabi.
9799 * configure.ac: Define GOLD_DEFAULT_OSABI.
9800 * parameters.cc (Parameters::default_target): Pass
9801 GOLD_DEFAULT_OSABI to select_target.
9802 * target-select.h (class Target_selector): Make instantiate_target
9803 protected rather than private.
9804 * Makefile.am (HFILES): Add freebsd.h.
9805 * configure, Makefile.in, config.in: Rebuild.
9807 * merge.cc (do_add_input_section): Correct pend value. Change
9808 message about last entry not being null terminated from error to
9811 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9813 * incremental.cc: New file.
9814 * Makefile.am (CCFILES): Add incremental.cc.
9815 * Makefile.in: Rebuild.
9817 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9819 * layout.cc (Layout::output_section_name): Preserve names
9820 of '.note.' sections.
9822 2009-03-19 Ian Lance Taylor <iant@google.com>
9824 * descriptors.cc (Descriptors::open): Check that the options are
9825 valid before using them.
9827 2009-03-18 Ian Lance Taylor <iant@google.com>
9829 * script-sections.h: Include <list>.
9830 (class Script_sections): Change Sections_elements from std::vector
9831 to std::list. Typedef public Elements_iterator. Add
9832 orphan_section_placement_, data_segment_align_start_, and
9833 saw_data_segment_align_ fields. Remove data_segment_align_index_
9835 * script-sections.cc (class Orphan_section_placement): New class.
9836 (class Sections_element): Add virtual functions is_relro and
9837 orphan_section_init. Remove virtual function place_orphan_here.
9838 (class Output_section_definition): Add is_relro and
9839 orphan_section_init. Remove place_orphan_here.
9840 (class Orphan_output_section): Likewise.
9841 (Script_sections::Script_sections): Update for field changes.
9842 (Script_sections::data_segment_align): Set saw_data_segment_align_
9843 and data_segment_align_start_, not data_segment_align_index.
9844 (Script_sections::data_segment_relro_end): Check
9845 saw_data_segment_align_. Use data_segment_align_start_ rather
9846 than data_segment_align_index_.
9847 (Script_sections::place_orphan): Rewrite to use
9848 Orphan_section_placement.
9850 2009-03-17 Ian Lance Taylor <iant@google.com>
9852 * archive.cc (Archive::add_symbols): Check for a version attached
9853 to the symbol name in the archive map.
9854 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9855 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9856 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9857 (ver_test_11.a): New target.
9858 * testsuite/Makefile.in: Rebuild.
9860 * configure.ac: Check for chsize and posix_fallocate. Replace
9862 * ftruncate.c: New file, from gnulib.
9863 * output.cc (posix_fallocate): Define dummy version if not
9864 HAVE_POSIX_FALLOCATE.
9865 (Output_file::map): Call posix_fallocate rather than lseek and
9867 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9868 * configure, Makefile.in, config.in: Rebuild.
9870 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9872 * layout.h (Layout::create_note): Add section_name parameter.
9873 * layout.cc (Layout::create_note): Likewise.
9874 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9876 2009-03-17 Ian Lance Taylor <iant@google.com>
9878 * descriptors.cc: Include "options.h".
9879 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9880 (Descriptors::open): Always use O_CLOEXEC when opening a new
9881 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9882 then set FD_CLOEXEC.
9884 * sparc.cc (class Target_sparc): Add has_got_section.
9885 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9886 make sure we have a GOT section.
9888 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9889 (Target_sparc::Scan::local): Likewise.
9890 (Target_sparc::Scan::global): Likewise.
9891 (Target_sparc::Relocate::relocate): Likewise.
9892 (Target_sparc::Relocate::relocate_tls): Likewise.
9894 * symtab.cc (Symbol_table::define_default_version): New function,
9895 broken out of add_from_object.
9896 (Symbol_table::add_from_object): Call define_default_version.
9897 (Symbol_table::define_special_symbol): Add resolve_oldsym
9898 parameter. Change all callers. If the version for a symbol comes
9899 from a version script, resolve it with the symbol with the same
9900 name with no version. Also add the symbol without a version if
9902 (do_define_in_output_data): If resolving with oldsym, don't delete
9904 (do_define_in_output_segment): Likewise.
9905 (do_define_as_constant): Likewise.
9906 * symtab.h (class Symbol_table): Update declarations.
9908 2009-03-13 Ian Lance Taylor <iant@google.com>
9910 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9911 (Read_symbols::requeue): New function.
9912 (Read_symbols::do_read_symbols): If make_elf_object fails because
9913 the target type is not configured, and the file was searched for,
9914 issue a warning and retry with the next directory.
9915 (Add_symbols::run): If the file has an incompatible format, and
9916 it was searched for, requeue the Read_symbols task. On error,
9918 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9919 dirindex parameter to constructor. Change all callers. Declare
9920 incompatible_warning and requeue.
9921 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9922 input_argument_ and input_group_ fields. Add them to
9923 constructor. Change all callers.
9924 (class Read_script): Add dirindex_ field. Add it to constructor.
9926 * archive.cc (Archive::setup): Remove input_objects parameter.
9928 (Archive::get_file_and_offset): Likewise.
9929 (Archive::read_all_symbols): Likewise.
9930 (Archive::read_symbols): Likewise.
9931 (Archive::get_elf_object_for_member): Remove input_objects
9932 parameter. Add punconfigured parameter. Change all callers.
9933 (Archive::add_symbols): Change return type to bool. Check return
9934 value of include_member.
9935 (Archive::include_all_members): Likewise.
9936 (Archive::include_member): Change return type to bool. Return
9937 false if first included object has incompatible target. Set
9938 included_member_ field.
9939 (Add_archive_symbols::run): If add_symbols returns false, requeue
9941 * archive.h (class Archive): Add included_member_ field.
9942 Initialize it in constructor. Add input_file and searched_for
9943 methods. Update declarations.
9944 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9945 input_argument_ fields. Add them to constructor. Change all
9947 * script.cc: Include "target-select.h".
9948 (class Parser_closure): Add skip_on_incompatible_target_ and
9949 found_incompatible_target_ fields. Add
9950 skip_on_incompatible_target parameter to constructor. Change all
9951 callers. Add methods skip_on_incompatible_target,
9952 clear_skip_on_incompatible_target, found_incompatible_target, and
9953 set_found_incompatible_target.
9954 (read_input_script): Add dirindex parameter. Change all callers.
9955 If parser finds an incompatible target, requeue Read_symbols
9957 (script_set_symbol): Clear skip_on_incompatible_target in
9959 (script_add_assertion, script_parse_option): Likewise.
9960 (script_start_sections, script_add_phdr): Likewise.
9961 (script_check_output_format): New function.
9962 * script.h (read_input_script): Update declaration.
9963 * script-c.h (script_check_output_format): Declare.
9964 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9965 (ignore_cmd): Remove OUTPUT_FORMAT.
9966 * fileread.cc (Input_file::Input_file): Add explicit this.
9967 (Input_file::will_search_for): New function.
9968 (Input_file::open): Add pindex parameter. Change all callers.
9969 * fileread.h (class Input_file): Add input_file_argument method.
9970 Declare will_search_for. Update declarations.
9971 * object.cc (make_elf_object): Add punconfigured parameter.
9973 * object.h (class Object): Make input_file public. Add
9974 searched_for method.
9975 (make_elf_object): Update declaration.
9976 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9978 * dirsearch.h (class Dirsearch): Update declaration.
9979 * options.h (class General_options): Add --warn-search-mismatch.
9980 * parameters.cc (Parameters::is_compatible_target): New function.
9981 * parameters.h (class Parameters): Declare is_compatible_target.
9982 * workqueue.cc (Workqueue::add_blocker): New function.
9983 * workqueue.h (class Workqueue): Declare add_blocker.
9985 * fileread.cc (Input_file::open): Remove options parameter.
9987 (Input_file::open_binary): Likewise.
9988 * script.cc (read_input_script): Likewise.
9989 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9990 options parameter from constructor. Change all callers.
9991 (class Read_script): Likewise.
9992 * fileread.h (class Input_file): Update declarations.
9993 * script.h (read_input_script): Update declaration.
9995 2009-03-10 Nick Clifton <nickc@redhat.com>
9997 * po/es.po: New Spanish translation.
9999 2009-03-06 Cary Coutant <ccoutant@google.com>
10001 * options.cc (parse_short_option): Keep dash_z from registering itself.
10003 2009-03-03 Ian Lance Taylor <iant@google.com>
10006 * target-reloc.h (relocate_section): Pass output_section to
10008 * i386.cc (Target_i386::should_apply_static_reloc): Add
10009 output_section parameter. Change all callers.
10010 (Target_i386::Relocate::relocate): Add output_section parameter.
10011 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10012 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
10013 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
10014 * testsuite/two_file_shared.sh: New script.
10015 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
10016 (check_DATA): Add two_file_shared.dbg.
10017 (two_file_shared.dbg): New target.
10018 * testsuite/Makefile.in: Rebuild.
10020 2009-03-01 Ian Lance Taylor <iant@google.com>
10022 * configure.ac: Check for byteswap.h.
10023 * configure: Rebuild.
10024 * config.in: Rebuild.
10026 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
10028 * layout.cc (Layout::find_or_add_kept_section): New function.
10029 (Layout::add_comdat): Removed.
10030 * layout.h (struct Kept_section): Move out of class Layout.
10031 Remove trailing underscores from field names. Add group_sections
10032 field. Rename group_ field to is_group. Change all uses.
10033 (class Layout): Declare find_or_add_kept_section, not add_comdat.
10034 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
10035 comdat_groups_ field.
10036 (Sized_relobj::include_section_group): Use
10037 find_or_add_kept_section and Kept_section::group_sections.
10038 (Sized_relobj::include_linkonce_section): Likewise.
10039 * object.cc (class Sized_relobj): Don't define Comdat_group or
10040 Comdat_group_table. Remove find_comdat_group and
10041 add_comdat_group. Remove comdat_groups_ field.
10042 * plugin.cc (include_comdat_group): Use
10043 Layout::find_or_add_kept_section.
10045 2009-02-28 Ian Lance Taylor <iant@google.com>
10047 * README: --gc-sections and map files are now supported. Document
10048 some build requirements.
10051 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
10052 relocatable link set the value of the section symbol to zero.
10053 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
10054 relocatable link don't include the section address in the local
10057 2009-02-27 Ian Lance Taylor <iant@google.com>
10060 * options.h (class Search_directory): Add is_system_directory.
10061 (class General_options): Declare is_in_system_directory.
10062 * options.cc (get_relative_sysroot): Make static.
10063 (get_default_sysroot): Make static.
10064 (General_optoins::is_in_system_directory): New function.
10065 * fileread.cc (Input_file::is_in_system_directory): New function.
10066 * fileread.h (class Input_file): Declare is_in_system_directory.
10067 * object.h (class Object): Add is_in_system_directory.
10068 (class Input_objects): Remove system_library_directory_ field.
10069 * object.cc (Input_objects::add_object): Don't set
10070 system_library_directory_.
10071 (input_objects::found_in_system_library_directory): Remove.
10072 * symtab.cc (Symbol_table::write_globals): Remove input_objects
10073 parameter. Change all callers.
10074 (Symbol_table::sized_write_globals): Likewise.
10075 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
10076 Call Object::is_in_system_directory.
10077 * symtab.h (class Symbol_table): Update declarations.
10080 * descriptors.h (Open_descriptor): Add is_on_stack field.
10081 * descriptors.cc (Descriptors::open): If the descriptor is on the
10082 top of the stack, remove it. Initialize is_on_stack field.
10083 (Descriptors::release): Only add pod to stack if it is not on the
10085 (Descriptors::close_some_descriptor): Clear stack_next and
10086 is_on_stack fields.
10089 * output.cc (Output_section::find_starting_output_address): Rename
10090 from starting_output_address; add PADDR parameter; change return
10092 * output.h (class Output_section): Declare
10093 find_starting_output_address instead of starting_output_address.
10094 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
10095 section symbol for which we can't find a merge section.
10098 * symtab.cc (Symbol_table::add_from_object): If the visibility is
10099 hidden or internal, force the symbol to be local.
10100 * resolve.cc (Symbol::override_visibility): Define.
10101 (Symbol::override_base): Use override_visibility.
10102 (Symbol_table::resolve): Likewise.
10103 (Symbol::override_base_with_special): Likewise.
10104 (Symbol_table::override_with_special): If the visibility is hidden
10105 or internal, force the symbol to be local.
10106 * symtab.h (class Symbol): Add set_visibility and
10107 override_visibility.
10108 * testsuite/ver_test_1.sh: New file.
10109 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
10110 (check_DATA): Add ver_test_1.syms.
10111 (ver_test_1.syms): New target.
10112 * testsuite/Makefile.in: Rebuild.
10114 2009-02-25 Cary Coutant <ccoutant@google.com>
10116 * layout.cc (Layout::choose_output_section): Don't rename sections
10117 when using a linker script that has a SECTIONS clause.
10118 * Makefile.in: Regenerate.
10120 * testsuite/Makefile.am (script_test_5.sh): New test case.
10121 * testsuite/Makefile.in: Regenerate.
10122 * testsuite/script_test_5.cc: New file.
10123 * testsuite/script_test_5.sh: New file.
10124 * testsuite/script_test_5.t: New file.
10126 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
10128 * archive.cc (Archive::include_member): Update calls to add_symbols.
10129 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
10130 the Layout argument.
10131 * dynobj.h (do_add_symbols): Add the Layout argument.
10132 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
10134 * object.h (Object::add_symbols): Add the Layout argument.
10135 (Object::do_add_symbols): Add the Layout argument.
10136 (Sized_relobj::do_add_symbols): Add the Layout argument.
10137 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
10138 Unify the two versions.
10139 (Add_plugin_symbols): Remove.
10140 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
10141 (Sized_pluginobj::do_add_symbols): Unify the two versions.
10142 (Add_plugin_symbols): Remove.
10143 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
10144 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
10145 (Add_symbols::run): Make it work with Pulginobj.
10147 2009-02-06 Ian Lance Taylor <iant@google.com>
10149 * object.cc (Sized_relobj::do_layout): Make info message start
10150 with lower case letter.
10152 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
10154 * binary.cc: Fix file comment.
10156 * options.h (enum Incremental_disposition): Define.
10157 (class General_options): Add new options: --incremental,
10158 --incremental_changed, --incremental_unchanged,
10159 --incremental_unknown. Add incremental_disposition_ and
10160 implicit_incremental_ fields.
10161 (General_options::incremental_disposition): New function.
10162 (class Position_dependent_options): Add incremental_disposition
10164 (Position_dependent_options::copy_from_options): Set incremental
10166 * options.cc (General_options::parse_incremental_changed): New
10168 (General_options::parse_incremental_unchanged): New function.
10169 (General_options::parse_incremental_unknown): New function.
10170 (General_options::General_options): Initialize new fields
10171 incremental_disposition_ and implicit_incremental_.
10172 (General_options::finalize): Check for uasge of --incremental-*
10173 without --incremental.
10175 2009-02-06 Chris Demetriou <cgd@google.com>
10177 * gold.h (gold_undefined_symbol): Change to take only a Symbol
10178 pointer and to report location as the file name associated with
10180 (gold_undefined_symbol_at_location): New function to replace the
10181 old gold_undefined_symbol functionality.
10182 * target-reloc.h (relocate_section): Update to use
10183 gold_undefined_symbol_at_location.
10184 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10185 Call gold_undefined_symbol function rather than gold_error.
10186 * errors.h (Errors::undefined_symbol): Take location as a
10187 string, rather than calculating it from a relocation.
10188 * errors.cc (Errors::fatal): Print "fatal error:" before the
10190 (Errors::error, Errors::error_at_location): Print "error: "
10191 before the formatted message.
10192 (Errors::undefined_symbol): Take location as a string, rather
10193 than calculating it from a relocation.
10194 (gold_undefined_symbol_at_location): New function akin to
10195 old gold_undefined_symbol, calculates location from relocation.
10196 (gold_undefined_symbol): Change to take only a Symbol pointer
10197 and to report location as the file name associated with the symbol.
10198 * testsuite/debug_msg.sh: Update for changed error messages.
10199 * testsuite/undef_symbol.sh: Likewise.
10201 2009-02-04 Duncan Sands <baldrick@free.fr>
10204 * reduced_debug_output.h
10205 (Output_reduced_debug_abbrev_section::failed): Use format for
10207 (Output_reduced_debug_info_section::faild): Likewise.
10209 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
10211 * script.cc (Lazy_demangler): New class.
10212 (Version_script_info::get_symbol_version_helper): Demangle a
10215 2009-01-29 Cary Coutant <ccoutant@google.com>
10217 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
10219 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10221 2009-01-28 Ian Lance Taylor <iant@google.com>
10223 * version.cc (version_string): Bump to 1.9.
10225 * gold.h: Include <cstring> and <stdint.h>.
10226 * version.cc: Include <cstdio>.
10227 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
10229 * reduced_debug_output.cc (insert_into_vector): Rename from
10230 Insert_into_vector; change all callers. Use Swap_unaligned to
10231 avoid aliasing issue; remove union since it is unnecessary.
10233 2009-01-27 Sriraman Tallam <tmsriram@google.com>
10235 * Makefile.am (CCFILES): Add gc.cc.
10236 (HFILES): Add gc.h.
10237 * Makefile.in: Regenerate.
10238 * gold.cc (Gc_runner): New class.
10239 (queue_initial_tasks): Call garbage collection related tasks
10240 when corresponding options are invoked.
10241 (queue_middle_gc_tasks): New function.
10242 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
10243 processed early before laying out sections during garbage collection.
10244 * gold.h (queue_middle_gc_tasks): New function.
10245 (is_prefix_of): Move from "layout.cc".
10246 * i386.cc (Target_i386::gc_process_relocs): New function.
10247 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
10248 * main.cc (main): Create object of class "Garbage_collection".
10249 * object.cc (Relobj::copy_symbols_data): New function.
10250 (Relobj::is_section_name_included): New function.
10251 (Sized_relobj::do_layout): Allow this function to be called twice
10252 during garbage collection and defer layout of section during the
10254 * object.h (Relobj::get_symbols_data): New function.
10255 (Relobj::is_section_name_included): New function.
10256 (Relobj::copy_symbols_data): New function.
10257 (Relobj::set_symbols_data): New function.
10258 (Relobj::get_relocs_data): New function.
10259 (Relobj::set_relocs_data): New function.
10260 (Relobj::is_output_section_offset_invalid): New pure virtual function.
10261 (Relobj::gc_process_relocs): New function.
10262 (Relobj::do_gc_process_relocs): New pure virtual function.
10263 (Relobj::sd_): New data member.
10264 (Sized_relobj::is_output_section_offset_invalid): New function.
10265 (Sized_relobj::do_gc_process_relocs): New function.
10266 * options.h (General_options::gc_sections): Modify to not be a no-op.
10267 (General_options::print_gc_sections): New option.
10268 * plugin.cc (Plugin_finish::run): Remove function call to
10269 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
10270 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
10271 * reloc.cc (Read_relocs::run): Add task to process relocs and
10272 determine unreferenced sections when doing garbage collection.
10273 (Gc_process_relocs): New class.
10274 (Sized_relobj::do_gc_process_relocs): New function.
10275 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
10276 sections that are garbage collected.
10277 * reloc.h (Gc_process_relocs): New class.
10278 * sparc.cc (Target_sparc::gc_process_relocs): New function.
10279 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
10280 symbols whose corresponding sections are garbage collected.
10281 (Symbol_table::Symbol_table): Add new parameter for the garbage
10283 (Symbol_table::gc_mark_undef_symbols): New function.
10284 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10285 (Symbol_table::gc_mark_dyn_syms): New function.
10286 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
10288 (Symbol_table::add_from_object): Likewise.
10289 (Symbol_table::add_from_relobj): When building shared objects, do not
10290 treat externally visible symbols as garbage.
10291 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10292 table information for static and relocatable links.
10293 * symtab.h (Symbol_table::set_gc): New function.
10294 (Symbol_table::gc): New function.
10295 (Symbol_table::gc_mark_undef_symbols): New function.
10296 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10297 (Symbol_table::gc_mark_dyn_syms): New function.
10298 (Symbol_table::gc_): New data member.
10299 * target.h (Sized_target::gc_process_relocs): New pure virtual
10301 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10302 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10304 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10306 * options.h (General_options::gc_sections): Define as a no-op for now.
10307 (General_options::no_keep_memory): Ditto.
10308 (General_options::Bshareable): Define.
10309 * options.cc (General_options::finalize): Honor -Bshareable.
10311 2009-01-20 Andreas Schwab <schwab@suse.de>
10313 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10314 read the value in the contents, since we don't use it. Use the
10315 template endianness when writing.
10316 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10318 2009-01-19 Andreas Schwab <schwab@suse.de>
10320 * configure.tgt (powerpc64-*): Fix targ_obj.
10322 2009-01-15 Ian Lance Taylor <iant@google.com>
10324 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10325 local symbols when stripping all symbols.
10327 2009-01-14 Cary Coutant <ccoutant@google.com>
10329 * output.cc (Output_reloc): Add explicit instantiations.
10331 2009-01-14 Cary Coutant <ccoutant@google.com>
10333 * archive.cc (Archive::get_elf_object_for_member): Remove call
10334 to File_read::claim_for_plugin.
10335 * descriptors.cc (Descriptors::open): Remove reference to
10337 (Descriptors::claim_for_plugin): Remove.
10338 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10339 (Descriptors::is_claimed): Remove.
10340 (claim_descriptor_for_plugin): Remove.
10341 * fileread.cc (File_read::claim_for_plugin): Remove.
10342 * fileread.h (File_read::claim_for_plugin): Remove.
10343 (File_read::descriptor): Reopen descriptor if necessary.
10344 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10345 (Plugin_manager::all_symbols_read): Add task parameter. Change
10347 (Plugin_manager::get_input_file): New function.
10348 (Plugin_manager::release_input_file): New function.
10349 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10350 corresponding data member.
10351 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10352 and pass to base constructor. Change all callers.
10353 (get_input_file, release_input_file): New functions.
10354 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10355 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10356 (Plugin_manager::all_symbols_read): Add task parameter.
10357 (Plugin_manager::get_input_file): New function.
10358 (Plugin_manager::release_input_file): New function.
10359 (Plugin_manager::task_): New data member.
10360 (Pluginobj::Pluginobj): Add filesize parameter.
10361 (Pluginobj::filename): New function.
10362 (Pluginobj::descriptor): New function.
10363 (Pluginobj::filesize): New function.
10364 (Pluginobj::filesize_): New data member.
10365 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10366 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10367 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10369 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10370 with archive libraries.
10371 * testsuite/Makefile.in: Regenerate.
10372 * testsuite/plugin_test.c (struct sym_info): New type.
10373 (get_input_file, release_input_file): New static variables.
10374 (onload): Capture new transfer vector entries.
10375 (claim_file_hook): Stop reading at end of file according to filesize.
10376 Factor out parsing of readelf output into separate function.
10377 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10378 APIs and get the source file name from the symbol table. Convert
10379 source file name to corresponding object file name. Print info
10380 message when adding new input files.
10381 (parse_readelf_line): New function.
10382 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10383 * testsuite/plugin_test_2.sh: Likewise.
10384 * testsuite/plugin_test_3.sh: Likewise.
10385 * testsuite/plugin_test_4.sh: New test case.
10387 2009-01-07 Ian Lance Taylor <iant@google.com>
10389 * version.cc (version_string): Bump to 1.8.
10391 2008-12-23 Cary Coutant <ccoutant@google.com>
10393 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10394 * plugin.cc (Plugin_manager::finish): Rename as
10395 layout_deferred_objects. Move cleanup to separate function.
10396 (Plugin_manager::cleanup): New function.
10397 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10399 * plugin.h (Plugin_manager::finish): Rename as
10400 layout_deferred_objects.
10401 (Plugin_manager::cleanup): New function.
10402 (Plugin_manager::cleanup_done): New field.
10404 2008-12-23 Cary Coutant <ccoutant@google.com>
10406 * plugin.cc (is_visible_from_outside): New function.
10407 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10408 so we don't return "IR only" status for exported symbols or -r links.
10410 * testsuite/Makefile.am (plugin_test_3): New test case.
10411 * testsuite/Makefile.in: Regenerate.
10412 * testsuite/plugin_test_3.sh: New file.
10414 2008-12-22 Cary Coutant <ccoutant@google.com>
10416 * object.cc (Sized_relobj::layout_section): New function.
10417 (Sized_relobj::do_layout): Defer layout of input sections until after
10418 plugin has provided replacement files.
10419 (Sized_relobj::do_layout_deferred_sections): New function.
10420 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10421 (Relobj::layout_deferred_sections): New function.
10422 (Relobj::do_layout_deferred_sections): New function.
10423 (Sized_relobj::do_layout_deferred_sections): New function.
10424 (Sized_relobj::layout_section): New function.
10425 (Sized_relobj::Deferred_layout): New structure.
10426 (Sized_relobj::deferred_layout_): New field.
10427 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10428 Change all callers. Layout deferred sections.
10429 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10431 (Plugin_hook::run): Move code from do_plugin_hook inline.
10432 (Plugin_hook::do_plugin_hook): Remove.
10433 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10434 (Plugin_manager::finish): Renamed, was cleanup.
10435 (Plugin_manager::should_defer_layout): New function.
10436 (Plugin_manager::add_deferred_layout_object): New function.
10437 (Plugin_manager::Deferred_layout_list): New type.
10438 (Plugin_manager::deferred_layout_objects_): New field.
10439 (Plugin_hook::do_plugin_hook): Remove.
10441 2008-12-17 Ian Lance Taylor <iant@google.com>
10443 * options.h (class General_options): Add --no case for
10446 2008-12-16 Cary Coutant <ccoutant@google.com>
10448 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10450 (Plugin_manager::claim_file): Create plugin object even if
10451 plugin did not call the add_symbols callback.
10452 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10453 asking for more symbols than were added.
10454 * testsuite/Makefile.am (plugin_test_1): Add test case with
10456 (empty.syms): New target.
10457 * testsuite/Makefile.in: Regenerate.
10458 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10459 message. Don't call add_symbols if no globals.
10460 (all_symbols_read_hook): Don't provide replacement for empty
10463 2008-12-12 Ian Lance Taylor <iant@google.com>
10465 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10466 r_type == 0 for a local symbol with r_sym == 0.
10467 (scan_relocatable_relocs): Pass r_sym to
10468 local_non_section_strategy.
10469 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10472 * configure.ac: Update test for TLS descriptors: they are
10473 supported as of glibc 2.9.
10474 * configure: Rebuild.
10476 2008-12-11 Ian Lance Taylor <iant@google.com>
10479 * target-reloc.h (Default_scan_relocatable_relocs): For each
10480 function, map r_type == 0 to RELOC_DISCARD.
10482 2008-12-10 Cary Coutant <ccoutant@google.com>
10484 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10485 object to override a kept COMDAT group from a plugin object.
10487 2008-12-09 Ian Lance Taylor <iant@google.com>
10490 * yyscript.y (file_cmd): Handle INPUT.
10492 * testsuite/initpri1.c: Change all declarations to be full
10493 prototypes by adding void, to avoid compiler warnings.
10495 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
10497 * options.cc (General_options::parse_plugin_opt): New.
10498 (General_options::add_plugin): The argument now is just the filename.
10499 (General_options::add_plugin_option): New.
10500 * options.h (plugin_opt): New.
10501 (add_plugin): Change argument name.
10502 (add_plugin_option): New.
10503 * plugin.cc (Plugin::load): Don't parse the plugin option.
10504 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10505 (Plugin::add_option): New.
10506 (Plugin::args_): Change type.
10507 (Plugin::filename_): New.
10508 (Plugin_manager::add_plugin_option): New.
10509 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10510 * testsuite/Makefile.in: Regenerate.
10512 2008-12-05 Cary Coutant <ccoutant@google.com>
10514 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10515 Handle --strip-lto-sections option.
10516 * options.h (strip_lto_sections): New option.
10518 2008-12-01 Cary Coutant <ccoutant@google.com>
10520 * plugin.cc (ld_plugin_message): Change format parameter to const.
10521 Fix mismatch between new[] and delete.
10523 2008-11-14 Cary Coutant <ccoutant@google.com>
10525 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10528 2008-11-05 Craig Silverstein <csilvers@google.com>
10530 * options.cc (General_options::parse_dynamic_list): New function.
10531 * options.h (General_options): New flags dynamic_list,
10532 dynamic_list_data, dynamic_list_cpp_new, and
10533 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10534 (General_options::in_dynamic_list): New function.
10535 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10536 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10537 (Lex::can_continue_name): Likewise.
10539 (read_script_file): New parameter script_options.
10540 (read_dynamic_list): New function.
10541 (Script_options::define_dynamic_list): New function.
10542 (dynamic_list_keyword_parsecodes): New variable.
10543 (dynamic_list_keywords): New variable.
10544 * script.h (Script_options::define_dynamic_list): New function
10546 (read_dynamic_list): New function prototype.
10547 * symtab.cc (strprefix): New macro.
10548 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10549 dynamic_list_data, dynamic_list_cpp_new, and
10550 dynamic_list_cpp_typeinfo.
10551 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10552 (dynamic_list_expr): New rule.
10553 (dynamic_list_nodes): Likewise.
10554 (dynamic_list_node): Likewise.
10555 * testsuite/Makefile.am (dynamic_list): New test.
10556 * testsuite/Makefile.in: Regenerated.
10557 * testsuite/dynamic_list.t: New file.
10558 * testsuite/dynamic_list.sh: New file.
10560 2008-11-05 Craig Silverstein <csilvers@google.com>
10562 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10563 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10564 (t11_last): Likewise.
10565 * testsuite/ver_test_6.c (main): Likewise.
10567 2008-10-07 Cary Coutant <ccoutant@google.com>
10569 * options.c (General_options::finalize): Add check for -static and
10571 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10574 2008-10-02 Cary Coutant <ccoutant@google.com>
10576 * plugin.cc (make_sized_plugin_object): Fix conditional
10577 compilation to work when not all targets are enabled.
10579 2008-09-29 Cary Coutant <ccoutant@google.com>
10581 * archive.cc (Archive::get_file_and_offset): Use filename instead
10582 of name to get library path.
10583 (Archive::include_member): Unlock external member of a thin archive.
10585 * testsuite/Makefile.am (TEST_AR): New variable.
10586 (thin_archive_test_1): New test.
10587 (thin_archive_test_2): New test.
10588 * testsuite/Makefile.in: Regenerate.
10589 * testsuite/thin_archive_main.cc: New file.
10590 * testsuite/thin_archive_test_1.cc: New file.
10591 * testsuite/thin_archive_test_2.cc: New file.
10592 * testsuite/thin_archive_test_3.cc: New file.
10593 * testsuite/thin_archive_test_4.cc: New file.
10595 2008-09-29 Cary Coutant <ccoutant@google.com>
10597 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10598 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10600 (Sized_relobj::do_finalize_local_symbols): Likewise.
10601 (Sized_relobj::map_to_kept_section): Likewise.
10602 * object.h (Sized_relobj::invalid_address): New constant.
10603 (Sized_relobj::do_output_section_offset): Check for invalid_address
10605 * output.cc (Output_reloc::local_section_offset): Use constant
10606 invalid_address instead of -1U.
10607 (Output_reloc::get_address): Likewise.
10608 (Output_section::output_address): Change -1U to -1ULL.
10609 * output.h (Output_reloc::invalid_address): New constant.
10610 * reloc.cc (Sized_relobj::write_sections): Use constant
10611 invalid_address instead of -1U.
10612 (Sized_relobj::relocate_sections): Likewise.
10613 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10614 values for merge sections.
10615 * target-reloc.h (relocate_for_relocatable): Use constant
10616 invalid_address instead of -1U.
10618 2008-09-19 Cary Coutant <ccoutant@google.com>
10620 Add plugin functionality for link-time optimization (LTO).
10621 * configure.ac (plugins): Add --enable-plugins option.
10622 * configure: Regenerate.
10623 * config.in: Regenerate.
10624 * Makefile.am (LIBDL): New variable.
10625 (CCFILES): Add plugin.cc.
10626 (HFILES): Add plugin.h.
10627 (ldadd_var): Add LIBDL.
10628 * Makefile.in: Regenerate.
10630 * archive.cc: Include "plugin.h".
10631 (Archive::setup): Don't preread archive symbols when using a plugin.
10632 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10633 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10635 (Archive::include_member): Add symbols from plugin objects.
10636 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10637 * descriptors.cc (Descriptors::open): Check for file descriptors
10638 abandoned by plugins.
10639 (Descriptors::claim_for_plugin): New function.
10640 * descriptors.h (Descriptors::claim_for_plugin): New function.
10641 (Open_descriptor::is_claimed): New field.
10642 (claim_descriptor_for_plugin): New function.
10643 * fileread.cc (File_read::claim_for_plugin): New function.
10644 * fileread.h (File_read::claim_for_plugin): New function.
10645 (File_read::descriptor): New function.
10646 * gold.cc: Include "plugin.h".
10647 (queue_initial_tasks): Add task to call plugin hooks for generating
10649 * main.cc: Include "plugin.h".
10650 (main): Load plugin libraries.
10651 * object.h (Pluginobj): Declare.
10652 (Object::pluginobj): New function.
10653 (Object::do_pluginobj): New function.
10654 (Object::set_target): New function.
10655 * options.cc: Include "plugin.h".
10656 (General_options::parse_plugin): New function.
10657 (General_options::General_options): Initialize plugins_ field.
10658 (General_options::add_plugin): New function.
10659 * options.h (Plugin_manager): Declare.
10660 (General_options): Add --plugin option.
10661 (General_options::has_plugins): New function.
10662 (General_options::plugins): New function.
10663 (General_options::add_plugin): New function.
10664 (General_options::plugins_): New field.
10665 * plugin.cc: New file.
10666 * plugin.h: New file.
10667 * readsyms.cc: Include "plugin.h".
10668 (Read_symbols::do_read_symbols): Check for archive before checking
10669 for ELF file. Call plugin hooks to claim files.
10670 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10671 from a real object file; force override when processing replacement
10673 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10674 (Symbol::init_base_object): Likewise.
10675 (Symbol::init_base_output_data): Likewise.
10676 (Symbol::init_base_output_segment): Likewise.
10677 (Symbol::init_base_constant): Likewise.
10678 (Symbol::init_base_undefined): Likewise.
10679 (Symbol::output_section): Assert that object is not a plugin.
10680 (Symbol_table::add_from_pluginobj): New function.
10681 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10683 (Symbol_table::sized_write_globals): Likewise.
10684 (Symbol_table::add_from_pluginobj): Instantiate template.
10685 * symtab.h (Sized_pluginobj): Declare.
10686 (Symbol::in_real_elf): New function.
10687 (Symbol::set_in_real_elf): New function.
10688 (Symbol::in_real_elf_): New field.
10689 (Symbol_table::add_from_pluginobj): New function.
10691 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10692 (LIBDL): New variable.
10693 (LDADD): Add LIBDL.
10694 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10695 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10696 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10697 (MOSTLYCLEANFILES): Likewise.
10698 * testsuite/Makefile.in: Regenerate.
10699 * testsuite/plugin_test.c: New file.
10700 * testsuite/plugin_test_1.sh: New file.
10701 * testsuite/plugin_test_2.sh: New file.
10703 2008-09-16 Ian Lance Taylor <iant@google.com>
10705 * target-reloc.h (relocate_section): Check whether a symbol is
10706 defined by the ABI before reporting an undefined symbol error.
10707 * target.h (Target::is_defined_by_abi): Make parameter const.
10708 (Target::do_is_defined_by_abi): Likewise.
10709 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10710 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10711 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10712 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10713 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10714 * testsuite/Makefile.in: Rebuild.
10716 * fileread.cc (make_view): Add casts to avoid warning.
10718 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10720 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10721 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10723 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10725 * options.h (General_options::output_is_executable): New.
10726 (General_options::output_is_pie): New.
10727 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10728 for shared libraries.
10729 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10731 2008-09-11 Chris Demetriou <cgd@google.com>
10733 * options.h (origin): New -z option.
10734 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10735 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10738 2008-09-05 Cary Coutant <ccoutant@google.com>
10740 * fileread.cc (File_read::make_view): Add check for attempt to map
10741 beyond end of file.
10743 2008-09-05 Cary Coutant <ccoutant@google.com>
10745 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10746 explicit instantiations.
10748 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10751 * options.cc (General_options::finalize): Allow undefined symbols
10752 in shlibs if linking -shared.
10755 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10756 symbols as not needing a dynsym entry.
10758 2008-08-20 Craig Silverstein <csilvers@google.com>
10760 * fileread.cc (File_read::open): Do not lock the file unless it
10761 was successfully opened.
10763 2008-08-14 Cary Coutant <ccoutant@google.com>
10765 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10766 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10767 * testsuite/tls_test.cc (struct int128): 128-bit struct
10768 for testing TLS relocs with non-zero addend.
10769 (v12): New TLS variable.
10771 (t_last): Add check for v12.
10772 * testsuite/tls_test.h (t12): New function.
10773 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10775 2008-08-13 Ian Lance Taylor <iant@google.com>
10777 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10778 set tls_segment_ or relro_segment_.
10779 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10781 * output.h (Output_section::clear_is_relro): New function.
10782 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10783 sections specially even when output_data_ is empty.
10784 (Output_segment::maximum_alignment): When first section is relro,
10785 only force alignment for PT_LOAD segments.
10786 * script.cc (script_data_segment_align): New function.
10787 (script_data_segment_relro_end): New function.
10788 * script-c.h (script_data_segment_align): Declare.
10789 (script_data_segment_relro_end): Declare.
10790 * script-sections.h (class Script_sections): Declare
10791 data_segment_align and data_segment_relro_end. Add fields
10792 segment_align_index_ and saw_relro_end_.
10793 * script-sections.cc (class Sections_element): Add set_is_relro
10794 virtual function. Add new bool* parameter to place_orphan_here.
10795 Add get_output_section virtual function.
10796 (class Output_section_definition): Add set_is_relro. Add new
10797 bool* parameter to place_orphan_here. Add get_output_section.
10798 Add is_relro_ field.
10799 (Output_section_definition::Output_section_definition): Initialize
10800 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10801 and is_relro_ fields.
10802 (Output_section_definition::place_orphan_here): Add is_relro
10804 (Output_section_definition::set_section_addresses): Set relro for
10806 (Output_section_definition::alternate_constraint): Likewise.
10807 (class Orphan_output_section): Add new bool* parameter to
10808 place_orphan_here. Add get_output_section.
10809 (Orphan_output_section::place_orphan_here): Add is_relro
10811 (Script_sections::Script_sections): Initialize
10812 data_segment_align_index_ and saw_relro_end_.
10813 (Script_sections::data_segment_align): New function.
10814 (Script_sections::data_segment_relro_end): New function.
10815 (Script_sections::place_orphan): Set or clear is_relro.
10816 (Script_sections::set_section_addresses): Force alignment of first
10818 * yyscript.y (exp): Call script_data_segment_align and
10819 script_data_segment_relro_end.
10820 * testsuite/relro_script_test.t: New file.
10821 * testsuite/relro_test.cc (using_script): Declare.
10822 (t1, t2): Test using_script.
10823 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10824 (relro_script_test_SOURCES): Define.
10825 (relro_script_test_DEPENDENCIES): Define.
10826 (relro_script_test_LDFLAGS): Define.
10827 (relro_script_test_LDADD): Define.
10828 (relro_script_test.so): New target.
10829 * testsuite/Makefile.in: Rebuild.
10831 2008-08-06 Cary Coutant <ccoutant@google.com>
10833 * archive.cc (Archive::total_archives, Archive::total_members)
10834 (Archive::total_members_loaded): New variables.
10835 (Archive::setup): Add parameter. Add option to preread
10837 (Archive::read_armap): Add counter.
10838 (Archive::get_file_and_offset): New function.
10839 (Archive::get_elf_object_for_member): New function.
10840 (Archive::read_all_symbols): New function.
10841 (Archive::read_symbols): New function.
10842 (Archive::add_symbols): Add counters.
10843 (Archive::include_all_members): Use armap to find members if it's
10845 (Archive::include_member): Skip reading symbols if already read.
10846 Factored code into Archive::get_file_and_offset and
10847 Archive::get_elf_object_for_member. Changed call to
10848 Mapfile::report_include_archive_member.
10849 (Archive::print_stats): New function.
10850 * archive.h: Declare Object and Read_symbols_data classes.
10851 (Archive::Archive): Add initializers for new members.
10852 (Archive::setup): Add parameter.
10853 (Archive::print_stats): New function.
10854 (Archive::total_archives, Archive::total_members)
10855 (Archive::total_members_loaded): New variables.
10856 (Archive::get_file_and_offset): New function.
10857 (Archive::get_elf_object_for_member): New function.
10858 (Archive::read_all_symbols): New function.
10859 (Archive::read_symbols): New function.
10860 (Archive::Archive_member): New class.
10861 (Archive::members_): New member.
10862 (Archive::num_members_): New member.
10863 * main.cc: Include archive.h.
10864 (main): Call Archive::print_stats.
10865 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10866 archive parameter; member_name is now the fully-decorated name.
10867 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10868 * options.h: (General_options): Add --preread-archive-symbols option.
10869 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10872 2008-08-04 Ian Lance Taylor <iant@google.com>
10874 * symtab.h (Symbol::use_plt_offset): New function.
10875 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10876 * powerpc.cc (Relocate::relocate): Likewise.
10877 * sparc.cc (Relocate::relocate): Likewise.
10878 * x86_64.cc (Relocate::relocate): Likewise.
10879 * testsuite/weak_plt.sh: New test.
10880 * testsuite/weak_plt_main.cc: New test.
10881 * testsuite/weak_plt_shared.cc: New test.
10882 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10883 (check_PROGRAMS): Add weak_plt.
10884 (check_DATA): Add weak_plt_shared.so.
10885 (weak_plt_main_pic.o, weak_plt): New targets.
10886 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10887 * testsuite/Makefile.in: Rebuild.
10889 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10891 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10892 * testsuite/Makefile.in: Rebuild.
10894 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10896 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10897 * Makefile.in: Regenerate.
10898 * po/POTFILES.in: Regenerate.
10900 2008-07-29 Ian Lance Taylor <iant@google.com>
10902 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10903 symbols before other symbols.
10904 * testsuite/script_test_2.cc (test_addr): Declare.
10905 (test_addr_alias): Declare.
10906 (main): Check that test_addr and test_addr_alias have the right
10908 * testsuite/script_test_2.t: Define test_addr_alias and
10911 2008-07-24 Ian Lance Taylor <iant@google.com>
10914 * descriptors.cc: New file.
10915 * descriptors.h: New file.
10916 * gold-threads.h (class Hold_optional_lock): New class.
10917 * fileread.cc: Include "descriptors.h".
10918 (File_read::~File_read): Release descriptor rather than closing
10920 (File_read::open) [file]: Call open_descriptor rather than open.
10921 Set is_descriptor_opened_.
10922 (File_read::open) [memory]: Assert that descriptor is not open.
10923 (File_read::reopen_descriptor): New function.
10924 (File_read::release): Release descriptor.
10925 (File_read::do_read): Make non-const. Reopen descriptor.
10926 (File_read::read): Make non-const.
10927 (File_read::make_view): Reopen descriptor.
10928 (File_read::do_readv): Likewise.
10929 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10930 Update declarations.
10931 * layout.cc: Include "descriptors.h".
10932 (Layout::create_build_id): Use open_descriptor rather than open.
10933 * output.cc: Include "descriptors.h".
10934 (Output_file::open): Use open_descriptor rather than open.
10935 * archive.cc (Archive::const_iterator): Change Archive to be
10937 (Archive::begin, Archive::end): Make non-const.
10938 (Archive::count_members): Likewise.
10939 * archive.h (class Archive): Update declarations.
10940 * object.h (Object::read): Make non-const.
10941 * Makefile.am (CCFILES): Add descriptors.cc.
10942 (HFILES): Add descriptors.h.
10943 * Makefile.in: Rebuild.
10946 * gold.h: Always include <clocale>. Add Solaris workarounds
10947 following code in binutils/sysdep.h.
10950 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10951 this->eh_frame_hdr_ is NULL before using it.
10953 * dynobj.cc (Versions::Versions): Update comment.
10955 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10956 the base version name.
10958 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10959 array size plus one.
10960 (Stringpool_template::set_string_offsets): Subtract one from key
10961 before using it as an array index.
10962 (Stringpool_template::get_offset_with_length): Likewise.
10963 (Stringpool_template::write_to_buffer): Likewise.
10964 * stringpool.h (Stringpool_template::get_offset_from_key):
10967 2008-07-23 Ian Lance Taylor <iant@google.com>
10970 * object.h (Merged_symbol_value::value): Do our best to handle a
10974 * script.cc (Version_script_info::get_versions): Don't add empty
10975 version tag to return value.
10976 (Version_script_info::get_symbol_version_helper): Change return
10977 type to bool. Add pversion parameter. Change all callers.
10978 (script_register_vers_node): Don't require a non-NULL tag.
10979 * script.h (class Version_script_info): Update declarations.
10980 (Version_script_info::get_symbol_version): Change return type to
10981 bool. Add version parameter. Change all callers.
10982 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10983 handling. Handle an empty version from a version script.
10984 (Symbol_table::define_special_symbol): Likewise.
10985 * testsuite/ver_test_10.script: New file.
10986 * testsuite/ver_test_10.sh: New file.
10987 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10988 (check_DATA): Add ver_test_10.syms.
10989 (ver_test_10.syms, ver_test_10.so): New target.
10990 * testsuite/Makefile.in: Rebuild.
10992 2008-07-23 Simon Baldwin <simonb@google.com>
10994 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10995 to zero for undefined symbols from dynamic libraries.
10997 2008-07-23 Ian Lance Taylor <iant@google.com>
10999 * symtab.cc (Symbol_table::resolve): Remove version parameter.
11000 Change all callers.
11001 * symtab.h (class Symbol_table): Update declaration.
11002 * testsuite/ver_test_9.cc: New file.
11003 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
11004 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
11005 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
11006 (ver_test_9.so, ver_test_9.o): New targets.
11007 * testsuite/Makefile.in: Rebuild.
11009 2008-07-22 Ian Lance Taylor <iant@google.com>
11011 * options.h (class General_options): Define --check-sections.
11012 * layout.cc (Layout::set_segment_offsets): Handle
11015 * options.h (class General_options): Define -n/--nmagic and
11017 * options.cc (General_options::finalize): For -n/--nmagic or
11018 -N/--omagic, set -static.
11019 * layout.cc (Layout::attach_allocated_section_to_segment): If
11020 -N/--omagic, don't put read-only and read-write sections in
11021 different segments.
11022 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
11023 finding a read-only segment.
11024 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
11025 don't set the minimum segment alignment to the common page size,
11026 and don't set the file offset to the address modulo the page size.
11027 * script-sections.cc (Script_sections::create_segments): If
11028 -n/--omagic, don't put read-only and read-write sections in
11029 different segments.
11031 * cref.cc: New file.
11032 * cref.h: New file.
11033 * options.h (class General_options): Add --print-symbol-counts.
11034 * main.cc (main): Issue defined symbol report if requested.
11035 * archive.cc (Archive::interpret_header): Make into a const member
11037 (Archive::add_symbols): Call Input_objects::archive_start and
11039 (Archive::const_iterator): Define new class.
11040 (Archive::begin, Archive::end): New functions.
11041 (Archive::include_all_members): Rewrite to use iterator.
11042 (Archive::count_members): New function.
11043 * archive.h (class Archive): Update declarations.
11044 (Archive::filename): New function.
11045 * object.cc: Include "cref.h".
11046 (Sized_relobj::Sized_relobj): Initialize defined_count_.
11047 (Sized_relobj::do_get_global_symbol_counts): New function.
11048 (Input_objects::add_object): Add object to cross-referencer.
11049 (Input_objects::archive_start): New function.
11050 (Input_objects::archive_stop): New function.
11051 (Input_objects::print_symbol_counts): New function.
11052 * object.h: Declare Cref and Archive.
11053 (Object::get_global_symbol_counts): New function.
11054 (Object::do_get_global_symbol_counts): New pure virtual function.
11055 (class Sized_relobj): Add defined_count_ field. Update
11057 (class Input_objects): Add cref_ field. Update constructor.
11058 Update declarations.
11059 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
11061 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
11063 (Sized_dynobj::do_get_global_symbol_counts): New function.
11064 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
11065 defined_count_. Update declarations. Define Symbols typedef.
11066 * symtab.cc (Symbol_table::add_from_relobj): Add defined
11067 parameter. Change all callers.
11068 (Symbol_table::add_from_dynobj): Add sympointers and defined
11069 parameters. Change all callers.
11070 * symtab.h (class Symbol_table): Update declarations.
11071 * Makefile.am (CCFILES): Add cref.cc.
11072 (HFILES): Add cref.h.
11073 * Makefile.in: Rebuild.
11075 2008-07-22 Simon Baldwin <simonb@google.com>
11077 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
11078 to zero when writing undefined symbols.
11080 2008-07-22 Ian Lance Taylor <iant@google.com>
11082 * output.cc (Output_section::add_input_section): Don't try to
11083 merge empty merge sections.
11085 2008-07-21 Craig Silverstein <csilvers@google.com>
11087 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11088 Include symbol version in error message.
11090 2008-07-20 Chris Demetriou <cgd@google.com>
11092 * configure.ac (gold_cv_c_random_seed): New configured variable.
11093 (RANDOM_SEED_CFLAGS): New substituted variable.
11094 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
11095 * configure: Rebuild.
11096 * Makefile.in: Likewise.
11097 * testsuite/Makefile.in: Likewise.
11099 2008-07-18 Ian Lance Taylor <iant@google.com>
11101 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
11102 where we see NAME/NULL and NAME/VERSION as separate symbols.
11103 * testsuite/ver_test_main.cc (main): Call t4.
11104 (t4, t4_2a): Define.
11105 * testsuite/ver_test_2.cc (t4_2): Define.
11106 * testsuite/ver_test_2.script: Put t4_2a in VER2.
11107 * testsuite/ver_test_4.cc (t4_2a): Define.
11108 * testsuite/ver_test_4.script: Put t4_2a in VER2.
11109 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
11111 2008-07-17 Ian Lance Taylor <iant@google.com>
11113 * dynobj.cc (Versions::add_def): If we give an error about a
11114 missing version, go ahead and create the version anyhow.
11116 2008-07-10 Ian Lance Taylor <iant@google.com>
11118 Handle output sections with more than 0x7fffffff bytes.
11119 * object.h (class Relobj): Change map_to_output_ to
11120 output_sections_, and just keep a section pointer. Change all
11121 uses. Move comdat group support to Sized_relobj.
11122 (Relobj::is_section_specially_mapped): Remove.
11123 (Relobj::output_section): Remove poff parameter. Change all
11125 (Relobj::output_section_offset): New function.
11126 (Relobj::set_section_offset): Rewrite.
11127 (Relobj::map_to_output): Remove.
11128 (Relobj::output_sections): New function.
11129 (Relobj::do_output_section_offset): New pure virtual function.
11130 (Relobj::do_set_section_offset): Likewise.
11131 (class Sized_relobj): Add section_offsets_ field. Add comdat
11132 group support from Relobj. Update declarations.
11133 (Sized_relobj::get_output_section_offset): New function.
11134 (Sized_relobj::do_output_section_offset): New function.
11135 (Sized_relobj::do_set_section_offset): New function.
11136 * object.cc (Relobj::output_section_address): Remove.
11137 (Sized_relobj::Sized_relobj): Initialize new fields.
11138 (Sized_relobj::include_section_group): Cast find_kept_object to
11140 (Sized_relobj::include_linkonce_section): Likewise.
11141 (Sized_relobj::do_layout): Use separate arrays for output section
11143 (Sized_relobj::do_count_local_symbols): Change map_to_output to
11145 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
11146 output_sections and section_offsets.
11147 (Sized_relobj::write_local_symbols): Likewise.
11148 (map_to_kept_section): Compute output address directly.
11149 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
11150 output_sections and section_offsets.
11151 (Sized_relobj::write_sections): Likewise.
11152 (Sized_relobj::relocate_sections): Likewise.
11153 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
11154 * output.h (class Output_reloc): Update declarations. Change
11155 u2_.relobj to Sized_relobj*.
11156 (class Output_data_reloc): Change add functions to use
11158 * output.cc (Output_reloc::Output_reloc): Change relobj to
11160 (Output_reloc::local_section_offset): Change return type to
11161 Elf_Addr. Use get_output_section_offset.
11162 (Output_reloc::get_address): Likewise.
11163 (Output_section::is_input_address_mapped): Don't call
11164 is_section_specially_mapped.
11165 (Output_section::output_offset): Likewise.
11166 (Output_section::output_address): Likewise.
11167 (Output_section::starting_output_address): Likewise.
11168 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
11169 parameter to Sized_relobj*.
11170 (Copy_relocs::need_copy_reloc): Likewise.
11171 (Copy_relocs::save): Likewise.
11172 * copy-relocs.h (class Copy_relocs): Update declarations.
11173 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
11174 Sized_relobj*. Change relobj_ field to Sized_relobj*.
11175 * target-reloc.h (relocate_for_relocatable): Change
11176 offset_in_output_section type to Elf_Addr. Change code that uses
11178 * layout.cc (Layout::layout): Always set *off.
11179 * mapfile.cc (Mapfile::print_input_section): Use
11180 output_section_offset.
11181 * i386.cc (Target_i386::copy_reloc): Change object parameter to
11183 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
11184 * sparc.cc (Target_sparc::copy_reloc): Likewise.
11185 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
11187 2008-07-03 Ian Lance Taylor <iant@google.com>
11189 * layout.cc (Layout::include_section): Do not discard unrecognized
11190 SHT_STRTAB sections.
11192 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
11194 * script.cc (Lex::can_continue_name): Make '?' allowable in
11195 version-script names.
11196 * testsuite/version_script.map: Change glob pattern to use '?'
11198 2008-06-30 Manish Singh <yosh@gimp.org>
11201 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
11204 2008-06-30 Ian Lance Taylor <iant@google.com>
11208 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
11209 versions]: Don't try to read the value in the contents, since we
11210 don't use it. Use the template endianness when writing.
11212 2008-06-25 Cary Coutant <ccoutant@google.com>
11214 * fileread.cc (File_read::make_view): Assert on zero-length view.
11215 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
11216 symbol table when there are no symbols to read.
11218 2008-06-23 Craig Silverstein <csilvers@google.com>
11220 * version.cc (version_string): Bump to 1.7
11222 2008-06-18 Craig Silverstein <csilvers@google.com>
11224 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
11225 constant 0xFFFF to type Valtype.
11226 (Powerpc_relocate_functions::rel16_ha): Likewise.
11228 2008-06-17 Ian Lance Taylor <iant@google.com>
11230 * output.h (Output_section::Input_section): Initialize p2align_ to
11231 zero for Output_section_data constructors.
11232 (Output_section::Input_section::addralign): If not an input
11233 section, return the alignment of the Output_section_data.
11234 * testsuite/copy_test.cc: New file.
11235 * testsuite/copy_test_1.cc: New file.
11236 * testsuite/copy_test_2.cc: New file.
11237 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
11238 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
11239 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
11240 (copy_test_1_pic.o, copy_test_1.so): New targets.
11241 (copy_test_2_pic.o, copy_test_2.so): New targets.
11242 * testsuite/Makefile.in: Rebuild.
11244 * script-sections.cc (Script_sections::place_orphan): Initialize
11245 local variable exact.
11247 2008-06-13 David Edelsohn <edelsohn@gnu.org>
11249 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
11251 2008-06-12 David Edelsohn <edelsohn@gnu.org>
11252 David S. Miller <davem@davemloft.net>
11254 * powerpc.cc: New file.
11255 * Makefile.am (TARGETSOURCES): Add powerpc.cc
11256 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
11257 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
11258 * Makefile.in: Rebuild.
11260 2008-06-09 Ian Lance Taylor <iant@google.com>
11262 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
11264 (throwing, orig_terminate): New static variables.
11265 (terminate_handler): New static function.
11266 (t2): Set terminate handler.
11268 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
11271 * binary.cc (Binary_to_elf::sized_convert): Fix .data
11274 2008-05-30 Cary Coutant <ccoutant@google.com>
11276 * archive.cc (Archive::include_all_members) Correct to step
11277 over symbol table and extended name table in thin archives.
11279 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
11282 * target-reloc.h (relocate_for_relocatable): Fix new_offset
11285 2008-05-28 Caleb Howe <cshowe@google.com>
11287 * reduced_debug_output.cc: New file.
11288 * reduced_debug_output.h: New file.
11289 * options.h (class General_options): Add --strip-debug-non-line.
11290 * options.cc (General_options::finalize): Add strip_debug_non_line
11291 to the strip heirarchy.
11292 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11294 * layout.cc: Include "reduced_debug_output.h".
11295 (Layout::Layout): Initialize new fields.
11296 (line_only_debug_sections): New static array.
11297 (is_lines_only_debug_sections): New static inline function.
11298 (Layout::include_section): Handle --strip-debug-non-line.
11299 (Layout::make_output_section): If --strip-debug-non-line, build
11300 new output sections for .debug_abbrev and .debug_info.
11301 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11302 gold. Warn about possible overflow.
11303 (read_signed_LEB_128): Likewise.
11304 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11305 (read_signed_LEB_128): Declare.
11306 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11307 (HFILES): Add reduced_debug_output.h.
11308 * Makefile.in: Rebuild.
11310 2008-05-21 Ian Lance Taylor <iant@google.com>
11312 * mapfile.cc: New file.
11313 * mapfile.h: New file.
11314 * options.h (class General_options): Add -M/--print-map and -Map.
11315 * options.cc (General_options::finalize): Make -M equivalent to
11317 * main.cc: Include <cstdio> and "mapfile.h".
11318 (main): Open mapfile if requested.
11319 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11320 constructor. Change caller.
11321 (queue_initial_tasks): Add mapfile parameter. Change caller.
11322 (queue_middle_tasks): Likewise.
11323 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11325 * archive.cc: Include "mapfile.h".
11326 (Archive::add_symbols): Add mapfile parameter. Change all
11327 callers. Pass mapfile, symbol, and reason to include_member.
11328 (Archive::include_all_members): Add mapfile parameter. Change all
11330 (Archive::include_member): Add mapfile, sym, and why parameters.
11331 Change all callers. Report inclusion to map file.
11332 * archive.h: Include "fileread.h".
11333 (class Archive): Update declarations.
11334 (Archive::file): New const method.
11335 (class Add_archive_symbols): Add mapfile_ field. Update
11336 constructor. Change all callers.
11337 * readsyms.h (class Read_symbols): Likewise.
11338 (class Finish_group): Likewise.
11339 (class Read_script): Likewise.
11340 * common.cc: Include "mapfile.h".
11341 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11343 (Symbol_table::do_allocate_commons): Likewise.
11344 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11345 symbol allocation to mapfile.
11346 * common.h (class Allocate_commons_task): Add mapfile_ field.
11347 Update constructor. Change all callers.
11348 * symtab.h (class Symbol_table): Update declarations.
11349 * layout.cc: Include "mapfile.h".
11350 (Layout_task_runner::run): Print information to mapfile.
11351 (Layout::create_gold_note): Change Output_data_fixed_space to
11352 Output_data_zero_fill.
11353 (Layout::create_build_id): Likewise.
11354 (Layout::print_to_mapfile): New function.
11355 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11356 constructor. Change caller.
11357 (class Layout): Declare print_to_mapfile.
11358 * output.cc (Output_section::Input_section::print_to_mapfile): New
11360 (Output_section::add_input_section): If producing a map, always
11361 add to input_sections_ list.
11362 (Output_section::do_print_to_mapfile): New function.
11363 (Output_segment::print_sections_to_mapfile): New function.
11364 (Output_segment::print_section_list_to_mapfile): New function.
11365 * output.h: Include "mapfile.h".
11366 (Output_data::print_to_mapfile): New function.
11367 (Output_data::do_print_to_mapfile): New virtual function.
11368 (Output_segment_headers::do_print_to_mapfile): New function.
11369 (Output_file_header::do_print_to_mapfile): New function.
11370 (Output_data_const::do_print_to_mapfile): New function.
11371 (class Output_data_const_buffer): Add map_name_ field. Update
11372 constructor. Change all callers. Add do_print_to_mapfile
11374 (class Output_data_fixed_space): Likewise.
11375 (class Output_data_space): Likewise.
11376 (class Output_data_zero_fill): New class.
11377 (Output_data_strtab::do_print_to_mapfile): New function.
11378 (Output_data_reloc_base::do_print_to_mapfile): New function.
11379 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11380 (Output_data_group::do_print_to_mapfile): New function.
11381 (Output_data_got::do_print_to_mapfile): New function.
11382 (Output_data_dynamic::do_print_to_mapfile): New function.
11383 (Output_symtab_xindex::do_print_to_mapfile): New function.
11384 (class Output_section): Declare do_print_to_mapflie. Declare
11385 print_to_mapfile in Input_section.
11386 (class Output_segment): Declare new functions.
11387 * object.h (Sized_relobj::symbol_count): New function.
11388 * script-sections.cc
11389 (Output_section_element_dot_assignment::set_section_addresses):
11390 Change Output_data_fixed_space to Output_data_zero_fill.
11391 (Output_data_expression::do_print_to_mapfile): New function.
11392 * script.cc (read_input_script): Add mapfile parameter. Change
11394 * script.h (read_input_script): Update declaration.
11395 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11396 (Eh_frame::do_print_to_mapfile): New function.
11397 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11398 (Output_merge_string::do_print_to_mapfile): New function.
11399 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11401 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11403 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11405 * Makefile.am (CCFILES): Add mapfile.cc.
11406 (HFILES): Add mapfile.h.
11407 * Makefile.in: Rebuild.
11409 2008-05-19 Ian Lance Taylor <iant@google.com>
11411 * options.h (class General_options): Add -z relro.
11412 * layout.cc (Layout::Layout): Initialize relro_segment_.
11413 (Layout::add_output_section_data): Return the output section.
11414 (Layout::make_output_section): Rcognize relro sections and mark
11415 them appropriately.
11416 (Layout::attach_allocated_section_to_segment): Put relro sections
11417 in a PT_GNU_RELRO segment.
11418 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11420 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11422 (Layout::linkonce_mapping): Map d.rel.ro.local to
11423 .data.rel.ro.local.
11424 (Layout::output_section_name): Us .data.rel.ro.local for any
11425 section which begins with that.
11426 * layout.h (class Layout): Update add_output_section_data
11427 declaration. Add relro_segment_ field.
11428 * output.cc (Output_section::Output_section): Initialize is_relro_
11429 and is_relro_local_ fields.
11430 (Output_segment::add_output_section): Group relro sections.
11431 (Output_segment::is_first_section_relro): New function.
11432 (Output_segment::maximum_alignment): If there is a relro section,
11433 align the segment to the common page size.
11434 (Output_segment::set_section_addresses): Track whether we are
11435 looking at relro sections. If the last section is a relro
11436 section, align to the common page size.
11437 (Output_segment::set_section_list_addresses): Add in_relro
11438 parameter. Change all callers. Align to the page size when
11439 moving from relro to non-relro section.
11440 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11442 * output.h (class Output_section): Add is_relro_ and
11443 is_relro_local_ fields.
11444 (Output_section::is_relro): New function.
11445 (Output_section::set_is_relro): New function.
11446 (Output_section::is_relro_local): New function.
11447 (Output_section::set_is_relro_local): New function.
11448 (class Output_segment): Update declarations.
11449 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11450 * sparc.cc (Target_sparc::got_section): Likewise.
11451 * x86_64.cc (Target_x86_64::got_section): Likewise.
11452 * testsuite/relro_test_main.cc: New file.
11453 * testsuite/relro_test.cc: New file.
11454 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11455 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11456 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11457 (relro_test.so, relro_test_pic.o): New targets.
11458 * testsuite/Makefile.in: Rebuild.
11460 2008-05-16 Ian Lance Taylor <iant@google.com>
11462 * output.cc (Output_segment::add_output_section): Remove front
11464 * output.h (class Output_segment): Remove
11465 add_initial_output_section and overloaded add_output_section.
11466 Update declaration of remaining add_output_section.
11467 * layout.cc (Layout::create_interp): Call add_output_section
11468 rather than add_initial_output_section.
11469 (Layout::finish_dynamic_section): Likewise.
11471 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11472 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11473 know the dynamic type.
11474 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11475 field. Initialize it in constructor.
11476 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11477 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11478 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11481 * output.cc (Output_reloc::get_address): Change return type to
11483 * output.h (class Output_reloc): Update get_address declaration.
11484 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11485 for section addresses.
11487 2008-05-09 Ian Lance Taylor <iant@google.com>
11490 * gold.cc (gold_nomem): Use return value of write.
11492 2008-05-08 Ian Lance Taylor <iant@google.com>
11494 * symtab.c (Symbol::init_base_output_data): Add version
11495 parameter. Change all callers.
11496 (Symbol::init_base_output_segment): Likewise.
11497 (Symbol::init_base_constant): Likewise.
11498 (Symbol::init_base_undefined): Likewise.
11499 (Sized_symbol::init_output_data): Likewise.
11500 (Sized_symbol::init_output_segment): Likewise.
11501 (Sized_symbol::init_constant): Likewise.
11502 (Sized_symbol::init_undefined): Likewise.
11503 (Symbol_table::do_define_in_output_data): If the new symbol has a
11504 version, mark it as the default.
11505 (Symbol_table::do_define_in_output_segment): Likewise.
11506 (Symbol_table::do_define_as_constant): Likewise.
11507 * symtab.h (class Symbol): Update declarations.
11508 (class Sized_symbol): Likewise.
11509 * resolve.cc (Symbol::override_version): New function.
11510 (Symbol::override_base): Call override_version.
11511 (Symbol::override_base_with_special): Likewise.
11512 * testsuite/ver_script_8.script: New file.
11513 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11514 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11515 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11516 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11518 2008-05-06 Ian Lance Taylor <iant@google.com>
11521 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11523 (class General_options): Remove existing --undefined, and add
11524 --no-undefined instead. Add new --undefined as synonym for -u.
11525 * archive.cc (Archive::add_symbols): Check whether symbol was
11527 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11528 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11529 all uses. Add IS_UNDEFINED. Update declarations to split
11530 different versions of init_base. Declare init_base_undefined.
11531 (Symbol::is_defined): Handle IS_UNDEFINED.
11532 (Symbol::is_undefined): Likewise.
11533 (Symbol::is_weak_undefined): Call is_undefined.
11534 (Symbol::is_absolute): Handle IS_CONSTANT.
11535 (class Sized_symbol): Update declarations to split different
11536 versions of init. Declare init_undefined.
11537 (class Symbol_table): Declare new functions.
11538 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11539 Change all callers.
11540 (Symbol::init_base_output_data): Likewise.
11541 (Symbol::init_base_output_segment): Likewise.
11542 (Symbol::init_base_constant): Likewise.
11543 (Symbol::init_base_undefined): New function.
11544 (Sized_symbol::init_object): Rename from init. Change all
11546 (Sized_symbol::init_output_data): Likewise.
11547 (Sized_symbol::init_output_segment): Likewise.
11548 (Sized_symbol::init_constant): Likewise.
11549 (Sized_symbol::init_undefined): New function.
11550 (Symbol_table::add_undefined_symbols_from_command_line): New
11552 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11554 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11555 (Symbol::output_section): Likewise.
11556 (Symbol::set_output_section): Likewise.
11557 (Symbol_table::sized_finalize_symbol): Likewise.
11558 (Symbol_table::sized_write_globals): Likewise.
11559 * resolve.cc (Symbol_table::should_override): Likewise.
11560 (Symbol::override_base_with_special): Likewise.
11562 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11563 symbol, change it to have default visibility.
11564 * testsuite/protected_1.cc: New file.
11565 * testsuite/protected_2.cc: New file.
11566 * testsuite/protected_3.cc: New file.
11567 * testsuite/protected_main_1.cc: New file.
11568 * testsuite/protected_main_2.cc: New file.
11569 * testsuite/protected_main_3.cc: New file.
11570 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11571 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11572 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11573 (protected_1.so): New target.
11574 (protected_1_pic.o, protected_2_pic.o): New targets.
11575 (protected_3_pic.o): New target.
11576 (check_PROGRAMS): Add protected_2.
11577 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11578 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11579 * testsuite/Makefile.in: Rebuild.
11581 * options.h (DEFINE_var): Add set_user_set_##varname__.
11582 (DEFINE_bool_alias): New macro.
11583 (class General_options): Define -Bstatic using DEFINE_bool_alias
11584 rather than DEFINE_special. Add --undefined as an alias for -z
11586 * options.cc (General_options::parse_Bstatic): Remove.
11588 * options.h (class General_options): Add --fatal-warnings.
11589 * main.cc (main): Implement --fatal-warnings.
11590 * errors.h (Errors::warning_count): New function.
11592 * options.h (class General_options): Add -Bsymbolic-functions.
11593 * symtab.h (Symbol::is_preemptible): Check for
11594 -Bsymbolic-functions.
11596 2008-05-05 Ian Lance Taylor <iant@google.com>
11598 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11599 as noVARNAME rather than no-VARNAME.
11600 (class General_options): Add option -z combreloc.
11601 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11603 (Output_reloc::sort_before) [SHT_REL]: New function.
11604 (Output_reloc::sort_before) [SHT_RELA]: New function.
11605 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11606 Sort_relocs_comparison.
11607 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11608 parameter. Change all callers.
11609 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11610 sort_relocs parameter. Change all callers.
11611 * output.cc (Output_reloc::get_address): New function, broken out
11613 (Output_reloc::write_rel): Call it.
11614 (Output_reloc::compare): New function.
11615 (Output_data_reloc_base::do_write): Optionally sort relocs.
11617 * configure.ac: If targ_extra_obj is set, link it in.
11618 * configure.tgt: Initialize all variables.
11619 (x86_64*): Set targ_extra_obj and targ_extra_size.
11620 * configure: Rebuild.
11622 * object.cc (Sized_relobj::include_section_group): Adjust section
11623 indexes read from group data. Build vector to pass to
11625 * layout.cc (Layout::layout_group): Add flags and shndxes
11626 parameters. Remove contents parameter. Change caller. Update
11627 explicit instantiations.
11628 * layout.h (class Layout): Update layout_group declaration.
11629 * output.cc (Output_data_group::Output_data_group): Add flags and
11630 input_shndxes parameters. Remove contents parameter. Change
11632 (Output_data_group::do_write): Change input_sections_ to
11634 * output.h (class Output_data_group): Update constructor
11635 declaration. Rename input_sections_ to input_shndxes_.
11636 * testsuite/many_sections_test.cc: Add template.
11638 2008-04-30 Cary Coutant <ccoutant@google.com>
11640 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11642 * layout.cc (Layout::include_section): Refactored check for debug
11644 (Layout::add_comdat): Add new parameters. Change type
11645 of signature parameter. Add object and shndx to signatures table.
11646 (Layout::find_kept_object): New function.
11647 * layout.h: Include <cstring>.
11648 (Layout::is_debug_info_section): New function.
11649 (Layout::add_comdat): Add new parameters.
11650 (Layout::find_kept_object): New function.
11651 (Layout::Kept_section): New struct.
11652 (Layout::Signatures): Change type of map range.
11653 * object.cc (Relobj::output_section_address): New function.
11654 (Sized_relobj::include_section_group): Add new parameters. Change
11655 calls to Layout::add_comdat. Change to build table of kept comdat
11656 groups and table mapping discarded sections to kept sections.
11657 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11658 (Sized_relobj::do_layout): Change calls to include_section_group and
11659 include_linkonce_section.
11660 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11661 value to zero when section is discarded.
11662 (Sized_relobj::map_to_kept_section): New function.
11663 * object.h (Relobj::output_section_address): New function.
11664 (Relobj::Comdat_group): New type.
11665 (Relobj::find_comdat_group): New function.
11666 (Relobj::Comdat_group_table): New type.
11667 (Relobj::Kept_comdat_section): New type.
11668 (Relobj::Kept_comdat_section_table): New type.
11669 (Relobj::add_comdat_group): New function.
11670 (Relobj::set_kept_comdat_section): New function.
11671 (Relobj::get_kept_comdat_section): New function.
11672 (Relobj::comdat_groups_): New field.
11673 (Relobj::kept_comdat_sections_): New field.
11674 (Symbol_value::input_value): Update comment.
11675 (Sized_relobj::map_to_kept_section) New function.
11676 (Sized_relobj::include_linkonce_section): Add new parameter.
11677 * target-reloc.h (Comdat_behavior): New type.
11678 (get_comdat_behavior): New function.
11679 (relocate_section): Add code to map a discarded section to the
11680 corresponding kept section when applying a relocation.
11682 2008-04-30 Craig Silverstein <csilvers@google.com>
11684 * dwarf_reader.cc (next_generation_count): New static var.
11685 (Addr2line_cache_entry): New struct.
11686 (addr2line_cache): New static var.
11687 (Dwarf_line_info::one_addr2line): Added caching.
11688 (Dwarf_line_info::clear_addr2line_cache): New function.
11689 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11690 cache-size parameter.
11691 (Dwarf_line_info::one_addr2line_cache): New function.
11692 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11693 new cache-size argument to one_addr2line(), and clear cache.
11695 2008-04-28 Cary Coutant <ccoutant@google.com>
11697 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11698 R_386_PC8 relocations.
11700 2008-04-23 Ian Lance Taylor <iant@google.com>
11702 * object.cc (Sized_relobj::include_section_group): Check for
11703 invalid section group.
11705 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11708 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11709 than read for file header.
11710 * archive.cc (Archive::include_member): Likewise.
11712 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11714 * aclocal.m4: Regenerate.
11715 * configure: Regenerate.
11717 2008-04-19 Ian Lance Taylor <iant@google.com>
11719 * version.cc (version_string): Bump to 1.6.
11721 * testsuite/Makefile.am (many_sections_r_test): New target.
11722 (many_sections_r_test_SOURCES): Remove.
11723 (many_sections_r_test_DEPENDENCIES): Remove.
11724 (many_sections_r_test_LDFLAGS): Remove.
11725 (many_sections_r_test_LDADD): Remove.
11727 * object.cc (Sized_relobj::do_add_symbols): Always pass
11728 local_symbol_count_ to add_from_relobj.
11730 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11731 every thousand variables.
11732 * testsuite/Makefile.in: Rebuild.
11734 * object.cc (Xindex::initialize_symtab_xindex): New function.
11735 (Xindex::read_symtab_xindex): New function.
11736 (Xindex::sym_xindex_to_shndx): New function.
11737 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11739 (Sized_relobj::do_initialize_xindex): New function.
11740 (Sized_relobj::do_read_symbols): Adjust section links.
11741 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11742 parameter. Change all callers.
11743 (Sized_relobj::include_section_group): Adjust section links and
11744 symbol section indexes.
11745 (Sized_relobj::do_layout): Adjust section links.
11746 (Sized_relobj::do_count_local_symbols): Adjust section links and
11747 symbol section indexes.
11748 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11749 ordinary and special symbols.
11750 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11751 dynsym_xindex parameters. Change all callers. Adjust section
11752 links. Use SHN_XINDEX when needed.
11753 (Sized_relobj::get_symbol_location_info): Adjust section links.
11754 Don't get fooled by special symbols.
11755 * object.h (class Xindex): Define.
11756 (class Object): Add xindex_ parameter. Declare virtual functoin
11757 do_initialize_xindex.
11758 (Object::adjust_sym_shndx): New function.
11759 (Object::set_xindex): New protected function.
11760 (class Symbol_value): Add is_ordinary_shndx_ field.
11761 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11762 (Symbol_value::value): Assert ordinary section.
11763 (Symbol_value::initialize_input_to_output_map): Likewise.
11764 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11765 Change all callers.
11766 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11768 (class Sized_relobj): Update declarations.
11769 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11770 parameter. Change all callers.
11771 (Sized_relobj::adjust_shndx): New function.
11772 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11774 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11775 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11776 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11777 (Sized_dynobj::read_dynsym_section): Adjust section links.
11778 (Sized_dynobj::read_dynamic): Likewise.
11779 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11781 (Sized_dynobj::do_initialize_xindex): New function.
11782 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11783 do_initialize_xindex.
11784 (Sized_dynobj::adjust_shndx): New function.
11785 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11786 dynsym_xindex_ fields.
11787 (Layout::finalize): Add a call to set_section_indexes before
11788 creating the symtab sections.
11789 (Layout::set_section_indexes): Don't do anything if the section
11790 already has a section index.
11791 (Layout::create_symtab_sections): Add shnum parameter. Change
11792 caller. Create .symtab_shndx section if needed.
11793 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11795 (Layout::allocated_output_section_count): New function.
11796 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11798 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11799 fields. Update declarations.
11800 (Layout::symtab_xindex): New function.
11801 (Layout::dynsym_xindex): New function.
11802 (class Write_symbols_task): Add layout_ field.
11803 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11805 * output.cc (Output_section_headers::Output_section_headers): Add
11806 shstrtab_section parameter. Change all callers.
11807 (Output_section_headers::do_sized_write): Store overflow values
11808 for section count and section string table section index in
11809 section header zero.
11810 (Output_file_header::do_sized_write): Check for overflow of
11811 section count and section string table section index.
11812 (Output_symtab_xindex::do_write): New function.
11813 (Output_symtab_xindex::endian_do_write): New function.
11814 * output.h (class Output_section_headers): Add shstrtab_section_.
11815 Update declarations.
11816 (class Output_symtab_xindex): Define.
11817 (Output_section::has_out_shndx): New function.
11818 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11820 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11821 Change all callers.
11822 (Sized_symbol::init): Likewise.
11823 (Symbol::output_section): Check for ordinary symbol.
11824 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11825 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11827 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11828 Change all callers. Simplify handling of symbols from sections
11829 not included in the link.
11830 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11832 (Weak_alias_sorter::operator()): Assert that symbols are
11834 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11836 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11837 parameters. Change all callers.
11838 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11839 symbol distinction. Use SHN_XINDEX when needed.
11840 (Symbol_table::write_section_symbol): Add symtab_xindex
11841 parameter. Change all callers.
11842 (Symbol_table::sized_write_section_symbol): Likewise. Use
11843 SHN_XINDEX when needed.
11844 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11846 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11847 (Symbol::is_defined): Check is_ordinary.
11848 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11849 (Symbol::is_absolute, Symbol::is_common): Likewise.
11850 (class Sized_symbol): Update declarations.
11851 (class Symbol_table): Update declarations.
11852 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11853 parameters. Change all callers.
11854 (Sized_symbol::override): Likewise.
11855 (Symbol_table::override): Likewise.
11856 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11857 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11858 is_ordinary, and orig_st_shndx parameters. Change all callers.
11859 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11860 to be in an ordinary section.
11861 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11862 object and is_ordinary parameters. Change all callers.
11863 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11864 Change all callers. Don't add undefined or non-ordinary symbols
11866 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11867 Change all callers.
11868 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11870 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11871 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11872 (Sized_relobj::relocate_sections): Likewise.
11873 * target-reloc.h (scan_relocs): Adjust section symbol index.
11874 (scan_relocatable_relocs): Likewise.
11875 * i386.cc (Scan::local): Check for ordinary symbols.
11876 * sparc.cc (Scan::local): Likewise.
11877 * x86_64.cc (Scan::local): Likewise.
11878 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11879 to symbol_section_and_value.
11880 * testsuite/many_sections_test.cc: New file.
11881 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11882 (check_PROGRAMS): Add many_sections_test.
11883 (many_sections_test_SOURCES): Define.
11884 (many_sections_test_DEPENDENCIES): Define.
11885 (many_sections_test_LDFLAGS): Define.
11886 (BUILT_SOURCES): Add many_sections_define.h.
11887 (many_sections_define.h): New target.
11888 (BUILT_SOURCES): Add many_sections_check.h.
11889 (many_sections_check.h): New target.
11890 (check_PROGRAMS): Add many_sections_r_test.
11891 (many_sections_r_test_SOURCES): Define.
11892 (many_sections_r_test_DEPENDENCIES): Define.
11893 (many_sections_r_test_LDFLAGS): Define.
11894 (many_sections_r_test_LDADD): Define.
11895 (many_sections_r_test.o): New target.
11896 * testsuite/Makefile.in: Rebuild.
11898 2008-04-17 Cary Coutant <ccoutant@google.com>
11900 * errors.cc (Errors::info): New function.
11901 (gold_info): New function.
11902 * errors.h (Errors::info): New function.
11903 * gold.h (gold_info): New function.
11904 * object.cc (Input_objects::add_object): Print trace output.
11905 * options.cc (options::parse_set): New function.
11906 (General_options::parse_wrap): Deleted.
11907 (General_options::General_options): Deleted initializer.
11908 * options.h (options::String_set): New typedef.
11909 (options::parse_set): New function.
11910 (DEFINE_set): New macro.
11911 (General_options::wrap): Changed to use DEFINE_set. Changed
11912 callers of any_wrap_symbols and is_wrap_symbol.
11913 (General_options::trace, General_options::trace_symbol):
11915 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11916 (General_options::wrap_symbols_): Deleted.
11917 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11919 2008-04-17 David S. Miller <davem@davemloft.net>
11921 * options.cc (General_options::parse_V): New function.
11922 * options.h: Add entries for -V and -Qy.
11924 2008-04-17 Ian Lance Taylor <iant@google.com>
11926 * common.cc (Symbol_table::allocate_commons): Remove options
11927 parameter. Change caller.
11928 (Symbol_table::do_allocate_commons): Remove options parameter.
11929 Change caller. Just call do_allocate_commons_list twice.
11930 (Symbol_table::do_allocate_commons_list): New function, broken out
11931 of do_allocate_commons.
11932 * common.h (class Allocate_commons_task): Remove options_ field.
11933 Update constructor.
11934 * symtab.cc (Symbol_table::Symbol_table): Initialize
11936 (Symbol_table::add_from_object): Put TLS common symbols on
11938 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11939 which are IN_OUTPUT_DATA.
11940 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11941 allocate_commons and do_allocate_commons declarations. Declare
11942 do_allocate_commons_list.
11943 * gold.cc (queue_middle_tasks): Update creation of
11944 Allocate_commons_task to not pass options.
11945 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11946 (TLS_TEST_C_FLAGS): New variable.
11947 (tls_test_c_pic.o): New target.
11948 (tls_test_shared.so): Link in tls_test_c_pic.o.
11949 (tls_test_c_pic_ie.o): New target.
11950 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11951 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11952 (tls_test_c.o): New target.
11953 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11954 (tls_pic_test_LDADD): Likewise.
11955 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11956 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11957 (tls_test_c_gnu2.o): New target.
11958 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11960 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11961 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11962 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11963 * testsuite/tls_test.cc: Include "config.h".
11964 (t_last): Call t11_last.
11965 * testsuite/tls_test.h (t11, t11_last): Declare.
11966 * testsuite/tls_test_c.c: New file.
11967 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11968 * configure.ac: Check for OpenMP support.
11969 * configure, config.in, Makefile.in: Rebuild.
11970 * testsuite/Makefile.in: Rebuild.
11972 2008-04-16 Cary Coutant <ccoutant@google.com>
11974 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11975 (Target_i386::tls_base_symbol_defined_): New field.
11976 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11977 (Target_i386::Scan::global): Likewise.
11978 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11979 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11980 (Target_x86_64::tls_base_symbol_defined_): New field.
11981 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11982 (Target_x86_64::Scan::global): Likewise.
11984 2008-04-16 Cary Coutant <ccoutant@google.com>
11986 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11987 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11988 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11989 building shared libraries.
11990 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11991 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11992 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11993 * testsuite/Makefile.in: Rebuild.
11994 * testsuite/weak_undef.h: New file.
11995 * testsuite/weak_undef_file1.cc: Add extra test cases.
11996 * testsuite/weak_undef_file2.cc: Likewise.
11997 * testsuite/weak_undef_test.cc: Likewise.
11999 2008-04-16 David S. Miller <davem@davemloft.net>
12001 * sparc.cc (Target_sparc::Scan): Change from struct to class.
12002 Add issued_non_pic_error_ field. Declare check_non_pic.
12003 (Target_sparc::Scan::check_non_pic): New function.
12004 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
12005 (Target_sparc::Scan::global): Likewise.
12007 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
12008 * configure: Rebuild.
12010 * options.h (DEFINE_enable): New macro.
12011 (new_dtags): New enable option.
12012 (initfirst, interpose, loadfltr, nodefaultlib,
12013 nodelete, nodlopen, nodump): New -z options.
12014 * layout.cc (Layout:finish_dynamic_section): If new
12015 dtags enabled, emit DT_RUNPATH. Also, emit a
12016 DT_FLAGS_1 containing any specified -z flags.
12018 2008-04-16 Ian Lance Taylor <iant@google.com>
12020 * copy-relocs.cc: New file.
12021 * copy-relocs.h: New file.
12022 * reloc.cc: Remove Copy_relocs code.
12023 * reloc.h: Likewise.
12024 * reloc-types.h (struct Reloc_types) [both versions]: Add
12025 get_reloc_addend_noerror.
12026 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
12027 variants of add_global which take an addend which must be zero.
12028 * i386.cc: Include "copy-relocs.h".
12029 (class Target_i386): Change type of copy_relocs_ to variable,
12030 update initializer.
12031 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
12032 Change all callers.
12033 (Target_i386::do_finalize_sections): Change handling of
12035 * sparc.cc: Include "copy-relocs.h".
12036 (class Target_sparc): Change type of copy_relocs_ to variable,
12037 update initializer.
12038 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
12039 Change all callers.
12040 (Target_sparc::do_finalize_sections): Change handling of
12042 * x86_64.cc: Include "copy-relocs.h".
12043 (class Target_x86_64): Change type of copy_relocs_ to variable,
12044 update initializer.
12045 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
12046 class. Change all callers.
12047 (Target_x86_64::do_finalize_sections): Change handling of
12049 * Makefile.am (CCFILES): Add copy-relocs.cc.
12050 (HFILES): Add copy-relocs.h.
12052 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
12054 * testsuite/script_test_4.sh: Permit leading zeroes.
12056 2008-04-15 Ian Lance Taylor <iant@google.com>
12058 * script-sections.cc (Script_sections::create_segments): Use
12059 header_size_adjustment even when there is enough room for the
12061 * testsuite/script_test_4.sh: New file.
12062 * testsuite/script_test_4.t: New file.
12063 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
12064 (check_DATA): Add script_test_4.stdout.
12065 (MOSTLYCLEANFILES): Likewise.
12066 (script_test_4): New target.
12067 (script_test_4.stdout): New target.
12068 * testsuite/Makefile.in: Rebuild.
12070 * sparc.cc: Add definitions for Output_data_plt_sparc class
12073 2008-04-14 David S. Miller <davem@davemloft.net>
12075 * sparc.cc: New file.
12076 * Makefile.am (TARGETSOURCES): Add sparc.cc
12077 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
12078 * configure.tgt: Document targ_extra_size and
12079 targ_extra_big_endian. Add entries for sparc-* and
12081 * configure.ac: Handle targ_extra_size and
12082 targ_extra_big_endian.
12083 * Makefile.in: Rebuild.
12084 * configure: Likewise.
12085 * po/POTFILES.in: Likewise.
12086 * po/gold.pot: Likewise.
12088 2008-04-14 Ian Lance Taylor <iant@google.com>
12090 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
12091 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
12092 in the name/type/flags to section mapping. Don't call
12093 allocate_output_section.
12094 (Layout::choose_output_section): Change parameter from adjust_name
12095 to is_input_section. Don't permit input sections after sections
12096 are attached to segments. Don't call allocate_output_section.
12097 (Layout::layout_eh_frame): Call update_flags_for_input_section,
12098 not write_enable_output_section.
12099 (Layout::make_output_section): Don't push to
12100 unattached_section_list_ nor call attach_to_segment. Call
12101 attach_section_to_segment if sections are attached.
12102 (Layout::attach_sections_to_segments): New function.
12103 (Layout::attach_section_to_segment): New function.
12104 (Layout::attach_allocated_section_to_segment): Rename from
12105 attach_to_segment. Remove flags parameter.
12106 (Layout::allocate_output_section): Remove function.
12107 (Layout::write_enable_output_section): Remove function.
12108 * layout.h (class Layout): Update for above changes. Add new
12109 field sections_are_attached_.
12110 * output.h (Output_section::update_flags_for_input_section): New
12112 * output.cc (Output_section::add_input_section): Call
12113 update_flags_for_input_section.
12114 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
12116 2008-04-11 Cary Coutant <ccoutant@google.com>
12118 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
12119 thought unnecessary.
12120 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
12122 2008-04-11 Ian Lance Taylor <iant@google.com>
12124 * output.h (class Output_section_data): Remove inline definition
12126 * output.cc (Output_section_data::set_addralign): New function.
12128 2008-04-11 Cary Coutant <ccoutant@google.com>
12130 Add support for TLS descriptors for i386 and x86_64.
12131 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
12132 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
12133 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
12135 (Target_i386::got_mod_index_entry): Remove unnecessary code.
12136 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
12137 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
12139 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
12140 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
12141 Fix problem with initial-exec relocations.
12142 (Target_i386::Relocate::relocate_tls): Likewise.
12143 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
12145 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
12146 support for section-plus-offset dynamic table entries.
12147 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
12148 (Output_data_dynamic::Dynamic_entry): Add support for
12149 section-plus-offset dynamic table entries.
12150 (Output_data_dynamic::Classification): Likewise.
12151 (Output_data_dynamic::classification_): Renamed offset_.
12152 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
12153 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
12154 (Target_x86_64::make_plt_section): New function.
12155 (Target_x86_64::reserve_tlsdesc_entries): New function.
12156 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
12157 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
12158 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
12159 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
12160 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
12161 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
12162 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
12163 add extra PLT entry for TLS descriptors.
12164 (Output_data_plt_x86_64::got_): New field.
12165 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
12166 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
12168 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
12170 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
12171 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
12172 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
12173 R_386_TLS_DESC_CALL relocations.
12174 (Target_x86_64::Scan::global): Likewise.
12175 (Target_x86_64::do_finalize_sections): Add dynamic table entries
12176 for TLS descriptors.
12177 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
12178 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
12179 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
12180 GD-to-IE relaxation.
12181 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
12182 and TLS_DESCRIPTORS.
12183 * Makefile.in: Rebuild.
12184 * configure: Rebuild.
12185 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
12186 (tls_test_shared2.so): New target.
12187 (tls_shared_gd_to_ie_test_SOURCES): New variable.
12188 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
12189 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
12190 (tls_shared_gd_to_ie_test_LDADD): New variable.
12191 (tls_shared_gnu2_gd_to_ie_test): New target.
12192 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
12194 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
12195 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
12196 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
12197 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
12198 (tls_shared_gnu2_test): New target.
12199 (tls_test_gnu2_shared.so): New target.
12200 (tls_shared_gnu2_test_SOURCES): New variable.
12201 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
12202 (tls_shared_gnu2_test_LDFLAGS): New variable.
12203 (tls_shared_gnu2_test_LDADD): New variable.
12204 * testsuite/Makefile.in: Rebuild.
12205 * testsuite/Makefile.
12207 2008-04-11 Ian Lance Taylor <iant@google.com>
12209 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
12211 * testsuite/Makefile.in: Rebuild.
12213 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
12215 * testsuite/script_test_2.cc (main): Adjust test.
12217 2008-04-11 David S. Miller <davem@davemloft.net>
12218 Ian Lance Taylor <iant@google.com>
12220 * options.h (General_options): Add entries for '-Y' and
12222 * options.cc (General_options:finalize): If -Y was used, add those
12223 entries to the library path instead of the default "/lib" and
12226 2008-04-11 David S. Miller <davem@davemloft.net>
12228 * testsuite/justsyms.t: Start at 0x100.
12229 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
12230 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
12232 * testsuite/script_test_2.cc: Adjust string and section length
12235 2008-04-09 Ian Lance Taylor <iant@google.com>
12238 * script-sections.cc (Sections_element::allocate_to_segment): Add
12240 (Output_section_definition::allocate_to_segment): Likewise.
12241 (Orphan_output_section::allocate_to_segment): Likewise.
12242 (Script_sections::attach_sections_using_phdrs_clause): Don't
12243 propagate non-PT_LOAD segments to orphan sections.
12244 * testsuite/Makefile.am (script_test_3.stdout): Generate using
12245 readelf rather than objdump.
12246 * testsuite/script_test_3.sh: Adjust accordingly. Test that
12247 .interp section and PT_INTERP segment are the same size.
12248 * testsuite/Makefile.in: Rebuild.
12250 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
12251 aliases for symbols defined in the same object.
12252 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
12253 (weak_alias_test_SOURCES): New variable.
12254 (weak_alias_test_DEPENDENCIES): New variable.
12255 (weak_alias_test_LDFLAGS): New variable.
12256 (weak_alias_test_LDADD): New variable.
12257 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
12258 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
12259 (weak_alias_test_3.o): New target.
12260 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
12261 * testsuite/weak_alias_test_main.cc: New file.
12262 * testsuite/weak_alias_test_1.cc: New file.
12263 * testsuite/weak_alias_test_2.cc: New file.
12264 * testsuite/weak_alias_test_3.cc: New file.
12266 2008-04-08 Ian Lance Taylor <iant@google.com>
12268 * options.h (class General_options): Add --noinhibit-exec option.
12269 * main.cc (main): Check --noinhibit-exec.
12271 * options.h (class General_options): Define --wrap as a special
12272 option. Add wrap_symbols_ field.
12273 (General_options::any_wrap_symbols): New function.
12274 (General_options::is_wrap_symbol): New function.
12275 * options.cc (General_options::parse_wrap): New function.
12276 (General_options::General_options): Initialize wrap_symbols_.
12277 * symtab.cc (Symbol_table::wrap_symbol): New function.
12278 (Symbol_table::add_from_object): Handle --wrap.
12279 * symtab.h (class Symbol_table): Declare wrap_symbol.
12280 * target.h (Target::wrap_char): New function.
12281 (Target::Target_info): Add wrap_char field.
12282 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
12283 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12284 * testsuite/testfile.cc (Target_test::test_target_info):
12287 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12290 * layout.h (class Layout): Add added_eh_frame_data_ field.
12291 * layout.cc (Layout::Layout): Initialize new field.
12292 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12293 output section until we find a section we merged successfully.
12294 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12295 that the size be non-zero.
12297 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12300 2008-04-08 Craig Silverstein <csilvers@google.com>
12302 * configure.ac: Export new conditional variable HAVE_ZLIB.
12303 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12305 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12306 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12308 2008-04-07 Ian Lance Taylor <iant@google.com>
12310 * version.cc (version_string): Set to "1.5".
12312 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12313 Add issued_non_pic_error_ field. Declare check_non_pic.
12314 (Target_x86_64::Scan::check_non_pic): New function.
12315 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12316 (Target_x86_64::Scan::global): Likewise.
12318 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12319 addend parameter. Change caller. Handle merge sections.
12320 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12321 Address to Addend. Don't add in the result of
12322 local_section_offset, pass down the addend and use the returned
12324 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12325 Update declarations of local_section_offset and symbol_value.
12326 * testsuite/two_file_test_1.cc (t18): New function.
12327 * testsuite/two_file_test_2.cc (f18): New function.
12328 * testsuite/two_file_test_main.cc (main): Call t18.
12329 * testsuite/two_file_test.h (t18, f18): Declare.
12331 * configure.ac: Don't test for objdump, c++filt, or readelf.
12332 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12334 (TEST_READELF): New variable.
12335 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12336 (check_PROGRAMS): Add two_file_strip_test.
12337 (two_file_strip_test): New target.
12338 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12339 (two_file_same_shared_strip_test_SOURCES): New variable.
12340 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12341 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12342 (two_file_same_shared_strip_test_LDADD): New variable.
12343 (two_file_shared_strip.so): New target.
12344 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12345 (ver_test_5.syms, ver_test_7.syms): Likewise.
12346 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12347 (strip_test_3.stdout): Use TEST_OBJDUMP.
12348 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12350 2008-04-04 Cary Coutant <ccoutant@google.com>
12352 * symtab.h (Symbol::is_weak_undefined): New function.
12353 (Symbol::is_strong_undefined): New function.
12354 (Symbol::is_absolute): New function.
12355 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12356 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12358 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12359 (weak_undef_test): New target.
12360 * testsuite/Makefile.in: Rebuild.
12361 * testsuite/weak_undef_file1.cc: New file.
12362 * testsuite/weak_undef_file2.cc: New file.
12363 * testsuite/weak_undef_test.cc: New file.
12365 2008-04-03 Craig Silverstein <csilvers@google.com>
12367 * compressed_output.h (class Output_compressed_section): Use
12369 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12371 (zlib_compressed_suffix): Removed.
12372 (Output_compressed_section::set_final_data_size): Use unsigned
12374 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12375 Fix linker invocation.
12376 (flagstest_o_specialfile_and_compress_debug_sections):
12378 * testsuite/Makefile.in: Regenerated.
12380 2008-04-02 David S. Miller <davem@davemloft.net>
12382 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12383 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12385 2008-04-02 Craig Silverstein <csilvers@google.com>
12389 2008-04-02 Ian Lance Taylor <iant@google.com>
12391 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12392 parameters. Update for new key type to views_. Change all
12394 (File_read::read): Adjust for byteshift in returned view.
12395 (File_read::add_view): New function, broken out of
12396 find_and_make_view.
12397 (File_read::make_view): New function, broken out of
12398 find_and_make_view.
12399 (File_read::find_or_make_view): Add offset and aligned
12400 parameters. Rewrite accordingly. Change all callers.
12401 (File_read::get_view): Add offset and aligned parameters. Adjust
12402 for byteshift in return value.
12403 (File_read::get_lasting_view): Likewise.
12404 * fileread.h (class File_read): Update declarations.
12405 (class File_read::View): Add byteshift_ field. Add byteshift to
12406 constructor. Add byteshift method.
12407 * archive.h (Archive::clear_uncached_views): New function.
12408 (Archive::get_view): Add aligned parameter. Change all callers.
12409 * object.h (Object::get_view): Add aligned parameter. Change all
12411 (Object::get_lasting_view): Likewise.
12413 * fileread.cc (File_read::release): Don't call clear_views if
12414 there are multiple objects.
12415 * fileread.h (File_read::clear_uncached_views): New function.
12416 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12419 2008-03-31 Cary Coutant <ccoutant@google.com>
12421 Add thin archive support.
12422 * archive.cc (Archive::armagt): New const.
12423 (Archive::setup): Remove task parameter and calls to unlock.
12424 (Archive::unlock_nested_archives): New function.
12425 (Archive::read_header): Add nested_off parameter. Change
12427 (Archive::interpret_header): Likewise.
12428 (Archive::include_all_members): Change to handle thin
12430 (Archive::include_member): Likewise.
12431 * archive.h (Archive::Archive): Add new parameters and
12433 (Archive::armagt): New const.
12434 (Archive::setup): Remove task parameter.
12435 (Archive::unlock_nested_archives): New function.
12436 (Archive::read_header): Add nested_off parameter.
12437 (Archive::interpret_header): Likewise.
12438 (Archive::Nested_archive_table): New typedef.
12439 (Archive::is_thin_archive_): New field.
12440 (Archive::nested_archives_): New field.
12441 (Archive::options_): New field.
12442 (Archive::dirpath_): New field.
12443 (Archive::task_): New field.
12444 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12445 for thin archives. Pass additional parameters to
12446 Archive::Archive. Unlock the archive file after calling
12449 2008-03-29 Ian Lance Taylor <iant@google.com>
12451 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12452 version symbol to be local.
12453 * testsuite/ver_test_4.sh: New file.
12454 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12455 (check_DATA): Add ver_test_4.syms.
12456 (ver_test_4.syms): New target.
12457 * testsuite/Makefile.in: Rebuild.
12460 (Output_section::Input_section_sort_entry::has_priority): New
12462 (Output_section::Input_section_sort_entry::match_file_name): New
12464 (Output_section::Input_section_sort_entry::match_section_name):
12466 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12468 (Output_section::Input_section_sort_entry::match_section_file):
12470 (Output_section::Input_section_sort_compare::operator()): Rewrite
12471 using new Input_section_sort_entry functions. Sort crtbegin and
12472 crtend first. Sort sections with no priority before sections with
12474 * testsuite/initpri1.c (d3): Check j != 4.
12475 (cd5): New constructor/destructor function.
12476 (main): Check j != 2.
12478 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12479 new symbol when resolving, don't call set_is_default.
12480 * testsuite/ver_test_7.cc: New file.
12481 * testsuite/ver_test_7.sh: New file.
12482 * testsuite/Makefile.am (ver_test_7.so): New target.
12483 (ver_test_7.o): New target.
12484 (check_SCRIPTS): Add ver_test_7.sh.
12485 (check_DATA): Add ver_test_7.syms.
12486 (ver_test_7.syms): New target.
12488 2008-03-28 Ian Lance Taylor <iant@google.com>
12490 * layout.cc (Layout::layout): If we see an input section with a
12491 name that needs sorting, set the must_sort flag for the output
12493 (Layout::make_output_section): If the name of the output section
12494 indicates that it might require sorting, set the may_sort flag.
12495 * output.h (Output_section::may_sort_attached_input_sections): New
12497 (Output_section::set_may_sort_attached_input_sections): New
12499 (Output_section::must_sort_attached_input_sections): New
12501 (Output_section::set_must_sort_attached_input_sections): New
12503 (class Output_section): Declare Input_section_sort_entry. Define
12504 Input_section_sort_compare. Declare
12505 sort_attached_input_sections. Add new fields:
12506 may_sort_attached_input_sections_,
12507 must_sort_attached_input_sections_,
12508 attached_input_sections_are_sorted_.
12509 * output.cc (Output_section::Output_section): Initialize new
12511 (Output_section::add_input_section): Add an entry to
12512 input_sections_ if may_sort or must_sort are true.
12513 (Output_section::set_final_data_size): Call
12514 sort_attached_input_sections if necessary.
12515 (Output_section::Input_section_sort_entry): Define new class.
12516 (Output_section::Input_section_sort_compare::operator()): New
12518 (Output_section::sort_attached_input_sections): New function.
12519 * configure.ac: Check whether the compiler supports constructor
12520 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12521 * testsuite/initpri1.c: New file.
12522 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12523 CONSTRUCTOR_PRIORITY.
12524 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12525 (initpri1_LDFLAGS): New variable.
12526 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12528 2008-03-27 Ian Lance Taylor <iant@google.com>
12530 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12531 * testsuite/common_test_1.c: New file.
12532 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12533 (common_test_1_SOURCES): New variable.
12534 (common_test_1_DEPENDENCIES): New variable.
12535 (common_test_1_LDFLAGS): New variable.
12537 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12538 and commons_ correctly when NAME/VERSION does not override
12540 * testsuite/ver_test_6.c: New file.
12541 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12542 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12543 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12545 2008-03-26 Ian Lance Taylor <iant@google.com>
12547 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12548 of an undefined symbol from a version script.
12549 * testsuite/Makefile.am (ver_test_5.so): New target.
12550 (ver_test_5.o): New target.
12551 (check_SCRIPTS): Add ver_test_5.sh.
12552 (check_DATA): Add ver_test_5.syms.
12553 (ver_test_5.syms): New target.
12554 * testsuite/ver_test_5.cc: New file.
12555 * testsuite/ver_test_5.script: New file.
12556 * testsuite/ver_test_5.sh: New file.
12557 * Makefile.in, testsuite/Makefile.in: Rebuild.
12560 Fix problems building gold with gcc 4.3.0.
12561 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12562 (gold_error_at_location, gold_warning_at_location): Use it.
12563 * configure.ac: Check whether we can compile and use a template
12564 function with a printf attribute.
12565 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12566 when jumping over bytes.
12567 * object.cc: Instantiate Object::read_section_data.
12568 * debug.h: Include <cstring>
12569 * dwarf_reader.cc: Include <algorithm>
12570 * main.cc: Include <cstring>.
12571 * options.cc: Include <cstring>.
12572 * output.cc: Include <cstring>.
12573 * script.cc: Include <cstring>.
12574 * script.h: Include <string>.
12575 * symtab.cc: Include <cstring> and <algorithm>.
12576 * target-select.cc: Include <cstring>.
12577 * version.cc: Include <string>.
12578 * testsuite/testmain.cc: Include <cstdlib>.
12579 * configure, config.in: Rebuild.
12581 2008-03-25 Ian Lance Taylor <iant@google.com>
12583 * options.cc: Include "../bfd/bfdver.h".
12584 (options::help): Print bug reporting address.
12586 * version.cc (print_version): Adjust output for current value of
12587 BFD_VERSION_STRING.
12591 * options.cc (options::help): Print list of supported targets.
12592 * target-select.h: Include <vector>.
12593 (class Target_selector): Make machine_, size_, and is_big_endian_
12594 fields const. Add bfd_name_ and instantiated_target_ fields.
12595 (Target_selector::Target_selector): Add bfd_name parameter.
12596 (Target_selector::recognize): Make non-virtual, call
12598 (Target_selector::recognize_by_name): Make non-virtual, call
12599 do_recognize_by_name.
12600 (Target_selector::supported_names): New function.
12601 (Target_selector::bfd_name): New function.
12602 (Target_selector::do_instantiate_target): New pure virtual
12604 (Target_selector::do_recognize): New virtual function.
12605 (Target_selector::do_recognize_by_name): New virtual function.
12606 (Target_selector::instantiate_target): New private function.
12607 (supported_target_names): Declare.
12608 * target-select.cc (Target_selector::Target_selector): Update for
12609 new parameter and fields.
12610 (select_target_by_name): Check that the name matches before
12611 calling recognize_by_name.
12612 (supported_target_names): New function.
12613 * i386.cc (class Target_selector_i386): Update Target_selector
12614 constructor call. Remove recognize and recognize_by_name. Add
12615 do_instantiate_target.
12616 * x86_64.cc (class Target_selector_x86_64): Likewise.
12617 * testsuite/testfile.cc (class Target_selector_test): Update for
12618 changes to Target_selector.
12620 * README: Rewrite, with some notes on unsupported features.
12622 2008-03-24 Cary Coutant <ccoutant@google.com>
12624 * i386.cc (Target_i386::Got_type): New enum declaration.
12625 (Target_i386::Scan::local): Updated callers of Output_data_got
12627 (Target_i386::Scan::global): Likewise.
12628 (Target_i386::Relocate::relocate): Likewise.
12629 (Target_i386::Relocate::relocate_tls): Likewise.
12630 * object.h (Got_offset_list): New class.
12631 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12632 (Sized_relobj::local_got_offset): Likewise.
12633 (Sized_relobj::set_local_got_offset): Likewise.
12634 (Sized_relobj::local_has_tls_got_offset): Removed.
12635 (Sized_relobj::local_tls_got_offset): Removed.
12636 (Sized_relobj::set_local_tls_got_offset): Removed.
12637 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12638 * output.cc (Output_data_got::add_global): Added got_type parameter.
12639 (Output_data_got::add_global_with_rel): Likewise.
12640 (Output_data_got::add_global_with_rela): Likewise.
12641 (Output_data_got::add_global_pair_with_rel): New function.
12642 (Output_data_got::add_global_pair_with_rela): New function.
12643 (Output_data_got::add_local): Added got_type parameter.
12644 (Output_data_got::add_local_with_rel): Likewise.
12645 (Output_data_got::add_local_with_rela): Likewise.
12646 (Output_data_got::add_local_pair_with_rel): New function.
12647 (Output_data_got::add_local_pair_with_rela): New function.
12648 (Output_data_got::add_global_tls): Removed.
12649 (Output_data_got::add_global_tls_with_rel): Removed.
12650 (Output_data_got::add_global_tls_with_rela): Removed.
12651 (Output_data_got::add_local_tls): Removed.
12652 (Output_data_got::add_local_tls_with_rel): Removed.
12653 (Output_data_got::add_local_tls_with_rela): Removed.
12654 * output.h (Output_data_got::add_global): Added got_type parameter.
12655 (Output_data_got::add_global_with_rel): Likewise.
12656 (Output_data_got::add_global_with_rela): Likewise.
12657 (Output_data_got::add_global_pair_with_rel): New function.
12658 (Output_data_got::add_global_pair_with_rela): New function.
12659 (Output_data_got::add_local): Added got_type parameter.
12660 (Output_data_got::add_local_with_rel): Likewise.
12661 (Output_data_got::add_local_with_rela): Likewise.
12662 (Output_data_got::add_local_pair_with_rel): New function.
12663 (Output_data_got::add_local_pair_with_rela): New function.
12664 (Output_data_got::add_global_tls): Removed.
12665 (Output_data_got::add_global_tls_with_rel): Removed.
12666 (Output_data_got::add_global_tls_with_rela): Removed.
12667 (Output_data_got::add_local_tls): Removed.
12668 (Output_data_got::add_local_tls_with_rel): Removed.
12669 (Output_data_got::add_local_tls_with_rela): Removed.
12670 * resolve.cc (Symbol::override_base_with_special): Removed
12671 reference to has_got_offset_ field.
12672 * symtab.cc (Symbol::init_fields): Replaced initialization
12673 of got_offset_ with got_offsets_. Removed initialization
12675 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
12676 (Symbol::got_offset): Likewise.
12677 (Symbol::set_got_offset): Likewise.
12678 (Symbol::has_tls_got_offset): Removed.
12679 (Symbol::tls_got_offset): Removed.
12680 (Symbol::set_tls_got_offset): Removed.
12681 (Symbol::got_offset_): Removed.
12682 (Symbol::tls_mod_got_offset_): Removed.
12683 (Symbol::tls_pair_got_offset_): Removed.
12684 (Symbol::got_offsets_): New field.
12685 (Symbol::has_got_offset): Removed.
12686 (Symbol::has_tls_mod_got_offset): Removed.
12687 (Symbol::has_tls_pair_got_offset): Removed.
12688 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12689 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12691 (Target_x86_64::Scan::global): Likewise.
12692 (Target_x86_64::Relocate::relocate): Likewise.
12693 (Target_x86_64::Relocate::relocate_tls): Likewise.
12695 2008-03-25 Ben Elliston <bje@au.ibm.com>
12697 * yyscript.y: Fix spelling error in comment.
12699 2008-03-24 Ian Lance Taylor <iant@google.com>
12701 * options.h (class General_options): Define build_id option.
12702 * layout.h (class Layout): Declare write_build_id, create_note,
12703 create_build_id. Add build_id_note_ member.
12704 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12705 "libiberty.h", "md5.h", "sha1.h".
12706 (Layout::Layout): Initialize eh_frame_data_,
12707 eh_frame_hdr_section_, and build_id_note_.
12708 (Layout::finalize): Call create_build_id.
12709 (Layout::create_note): New function, broken out of
12710 Layout::create_gold_note.
12711 (Layout::create_gold_note): Call create_note.
12712 (Layout::create_build_id): New function.
12713 (Layout::write_build_id): New function.
12714 (Close_task_runner::run): Call write_build_id.
12716 * x86_64.cc: Correct license to GPLv3.
12718 2008-03-23 Ian Lance Taylor <iant@google.com>
12720 * options.cc: Include "demangle.h".
12721 (parse_optional_string): New function.
12722 (parse_long_option): Handle takes_optional_argument.
12723 (parse_short_option): Update dash_z initializer. Handle
12724 takes_optional_argument.
12725 (General_options::General_options): Initialize do_demangle_.
12726 (General_options::finalize): Set do_demangle_. Handle demangling
12728 * options.h (parse_optional_string): Declare.
12729 (struct One_option): Add optional_arg field. Update constructor.
12730 Update call constructor calls. Add takes_optional_argument
12732 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12733 (DEFINE_optional_string): Define.
12734 (General_options::demangle): Change from DEFINE_bool to
12735 DEFINE_optional_string.
12736 (General_options::no_demangle): New function.
12737 (General_options::do_demangle): New function.
12738 (General_options::set_do_demangle): New function.
12739 (General_options::execstack_status_): Move definition to end of
12741 (General_options::static_): Likewise.
12742 (General_options::do_demangle_): New field.
12743 * object.cc (big_endian>::get_symbol_location_info): Call
12744 Options::do_demangle, not Options::demangle.
12745 * symtab.cc (demangle): Likewise.
12747 2008-03-22 Ian Lance Taylor <iant@google.com>
12749 * gold.h: Include <cstddef> and <sys/types.h>
12750 * options.h: Include <cstring>.
12752 2008-03-21 Ian Lance Taylor <iant@google.com>
12754 * Added source code to GNU binutils.