1 2014-03-07 Alan Modra <amodra@gmail.com>
3 * powerpc.cc (Powerpc_relocate_functions::Overflow_check): Add
4 CHECK_UNSIGNED, CHECK_LOW_INSN, CHECK_HIGH_INSN.
5 (Powerpc_relocate_functions::has_overflow_unsigned): New function.
6 (Powerpc_relocate_functions::has_overflow_bitfield,
7 overflowed): Use the above.
8 (Target_powerpc::Relocate::relocate): Correct overflow checking
9 for a number of relocations. Modify overflow test for 16-bit
10 fields in instructions to signed/unsigned according to whether
11 the field takes a signed or unsigned value.
13 2014-03-05 Alan Modra <amodra@gmail.com>
15 Update copyright years.
17 2014-03-05 Alan Modra <amodra@gmail.com>
19 * powerpc.cc (Target_powerpc::Scan::local, global): Support
21 (Target_powerpc::Relocate::relocate): Likewise.
23 2014-03-03 Alan Modra <amodra@gmail.com>
25 * dwp.cc (print_version): Update copyright year to current.
27 2014-02-10 Alan Modra <amodra@gmail.com>
29 * po/gold.pot: Regenerate.
31 2014-02-06 Cary Coutant <ccoutant@google.com>
33 Fix problem where -u is ignored when a weak undef is seen.
35 * archive.cc (Library_base::should_include_member): Reorder
36 code to check for -u option if a weak undef has already been seen.
37 * testsuite/Makefile.am (weak_undef_test_2): New test case.
38 * testsuite/Makefile.in: Regenerate.
39 * testsuite/weak_undef_file3.cc: New file.
40 * testsuite/weak_undef_file4.cc: New file.
41 * testsuite/weak_undef_test_2.cc: New file.
43 2014-02-05 Cary Coutant <ccoutant@google.com>
45 Fix issues with gold undefined symbol diagnostics.
48 * errors.cc (Errors::undefined_symbol): Move undef vtable symbol
50 * target-reloc.h (is_strong_undefined): New function.
51 (relocate_section): Move undef vtable symbol check from here.
52 Check for is_strong_undefined.
54 2014-02-05 Cary Coutant <ccoutant@google.com>
56 Fix problems with the --dynamic-list option.
59 * options.cc (General_options::parse_dynamic_list):
60 Set have_dynamic_list_.
61 (General_options::General_options): Initialize have_dynamic_list_.
62 (General_options::finalize): Turn off -Bsymbolic and
63 -Bsymbolic-functions if --dynamic-list provided.
64 * options.h (General_options::have_dynamic_list): New function.
65 (General_options::have_dynamic_list_): New data member.
66 * symtab.h (Symbol::is_preemptible): Handle --dynamic-list
70 * symtab.cc (Symbol_table::add_from_relobj): If symbol is named
71 in --dynamic-list, mark it.
73 * testsuite/Makefile.am (gc_dynamic_list_test.sh): New test case.
74 (dynamic_list_2): New test case.
75 * testsuite/Makefile.in: Regenerate.
76 * testsuite/dynamic_list_2.cc: New file.
77 * testsuite/dynamic_list_2.t: New file.
78 * testsuite/dynamic_list_lib1.cc: New file.
79 * testsuite/dynamic_list_lib2.cc: New file.
80 * testsuite/gc_dynamic_list_test.c: New file.
81 * testsuite/gc_dynamic_list_test.sh: New file.
82 * testsuite/gc_dynamic_list_test.t: New file.
84 2014-01-28 Cary Coutant <ccoutant@google.com>
86 Add .gdb_index version 7 support.
88 * gold/dwarf_reader.cc: include <utility> (for make_pair).
89 (Dwarf_abbrev_table::do_read_abbrevs): Check for compressed
91 (Dwarf_ranges_table::read_ranges_table): Likewise.
92 (Dwarf_pubnames_table::read_section): Check for GNU-style
93 sections, and for compressed debug sections.
94 (Dwarf_pubnames_table::read_header): Compute end address of table.
95 (Dwarf_pubnames_table::next_name): Return flag_byte. Check
96 for end of list by offset, not by offset == 0.
97 (Dwarf_info_reader::do_read_string_table): Check for compressed
99 * gold/dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
100 Initialize new data members.
101 (Dwarf_pubnames_table::next_name): return flag_byte.
102 (Dwarf_pubnames_table::end_of_table_): New data member.
103 (Dwarf_pubnames_table::is_gnu_style_): New data member.
104 * gold/gdb-index.cc (gdb_index_version): Update to version 7.
105 (Gdb_index_info_reader::read_pubtable): Read flag_byte.
106 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Don't
107 read skeleton type unit DIEs.
108 (Gdb_index::add_symbol): Add flag_byte; adjust all callers.
109 (Gdb_index::do_write): Write flag_byte.
110 * gold/gdb-index.h (Gdb_index::add_symbol): Add flags parameter.
111 (Gdb_index::Cu_vector): Store flags along with cu indexes.
112 * gold/testsuite/gdb_index_test_3.sh: Allow versions 4-7.
113 * gold/testsuite/gdb_index_test_comm.sh: Likewise.
115 2014-01-08 H.J. Lu <hongjiu.lu@intel.com>
117 * version.cc (print_version): Update copyright year to 2014.
119 2013-12-19 Dimitry Andric <dimitry@andric.com>
121 * stringpool.cc (Stringpool_template::reserve): Add
122 HAVE_UNORDERED_MAP case.
123 * stringpool.cc (Stringpool_template::print_stats): Likewise.
125 2013-12-18 Cary Coutant <ccoutant@google.com>
127 * configure.ac: Check for <unordered_set> and <unordered_map>.
128 * config.in: Regenerate.
129 * configure: Regenerate.
130 * system.h: Use <unordered_set> and <unordered_map> if available.
132 2013-12-10 Roland McGrath <mcgrathr@google.com>
134 * Makefile.am (install-exec-local): Prefix $(INSTALL_PROGRAM) uses
135 with $(INSTALL_PROGRAM_ENV).
136 * Makefile.in: Regenerate.
138 2013-11-22 Cary Coutant <ccoutant@google.com>
140 * configure.ac: Add check for which library is needed for
142 * configure: Regenerate.
144 2013-11-22 Cary Coutant <ccoutant@google.com>
146 * testsuite/Makefile.am (exception_x86_64_bnd_test): Use in-tree
148 * testsuite/Makefile.in: Regenerate.
150 2013-11-17 H.J. Lu <hongjiu.lu@intel.com>
152 * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags):
153 Handle R_X86_64_PC32_BND and R_X86_64_PLT32_BND just like
154 R_X86_64_PC32 and R_X86_64_PLT32, respectively.
155 (Target_x86_64<size>::Scan::local): Likewise.
156 (Target_x86_64<size>::Scan::global): Likewise.
157 (Target_x86_64<size>::Relocate::relocate): Likewise.
158 (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc):
160 (Target_x86_64<size>::Scan::check_non_pic(): Handle
163 * testsuite/Makefile.am (check_PROGRAMS): Add
164 exception_x86_64_bnd_test.
165 (exception_x86_64_bnd_test_SOURCES): New macro.
166 (exception_x86_64_bnd_test_DEPENDENCIES): Likewise.
167 (exception_x86_64_bnd_test_LDFLAGS): Likewise.
168 (exception_x86_64_bnd_test_LDADD): Likewise.
169 (exception_x86_64_bnd_1.o): New rule.
170 (exception_x86_64_bnd_2.o): Likewise.
171 * testsuite/Makefile.in: Regenerated.
173 2013-11-15 Alan Modra <amodra@gmail.com>
175 * powerpc.cc (Target_powerpc::glink_section): Provide non-const
177 (Target_powerpc::Branch_info::make_stub): Make global entry stubs.
178 Only call ppc64_local_entry_offset for 64-bit. Restrict
179 symval_for_branch lookup to ELFv1.
180 (Stub_table::add_plt_call_entry): Use unsigned int off.
181 (Output_data_glink::Address, invalid_address): New.
182 (Output_data_glink::add_eh_frame): Move out of line. Add
184 (Output_data_glink::add_global_entry, find_global_entry,
185 global_entry_address): New functions.
186 (Output_data_glink::global_entry_stubs_, end_branch_table_,
187 ge_size): New variables.
188 (Output_data_glink::set_final_data_size): Add global entry
190 (Output_data_glink::do_write): Write global entry stubs.
191 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Add target
192 parameter. Return true for ELFv2. Adjust callers.
193 (Target_powerpc::Scan::local, global): Restrict opd lookup to
194 ELFv1. Similarly for ifunc and dynamic relocation processing
195 specific to ELFv1. Recognize that symbols are defined on
196 their plt entries for ELFv2.
197 (Target_powerpc::symval_for_branch): Assert if called for
199 (Target_powerpc::Relocate::relocate): Use global entry plt
200 stub for symbol value if such exists on ELFv2.
201 (Target_powerpc::Relocate::relocate): Don't call
202 symval_for_branch when ELFv2. Do adjust for local entry
204 (Target_powerpc::do_dynsym_value): Set symbols to global entry
206 (Target_powerpc::do_plt_address_for_global): Similarly.
208 2013-11-14 Cary Coutant <ccoutant@google.com>
210 Revert patch -- this did not fix the problem, and there is
213 2013-11-14 Cary Coutant <ccoutant@google.com>
216 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
217 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
218 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
219 updating fde_offsets_.
220 (Eh_frame_hdr::lock_): New data member.
222 2013-11-14 Cary Coutant <ccoutant@google.com>
224 * dwp.cc (Dwo_file_entry): New type.
225 (File_list): Use Dwo_file_entry.
226 (Dwo_file::verify): New function.
227 (Dwo_file::verify_dwo_list): New function.
228 (Dwo_file::sized_verify_dwo_list): New function.
229 (Dwo_name_info_reader::visit_compilation_unit): Add dwo_id to file
231 (Dwp_options): New enum type.
232 (dwp_options): Add --verify-only.
235 * dwp.h (gold_info): Add declaration.
237 2013-11-14 Cary Coutant <ccoutant@google.com>
240 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
241 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
242 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
243 updating fde_offsets_.
244 (Eh_frame_hdr::lock_): New data member.
246 2013-11-06 Cary Coutant <ccoutant@google.com>
249 * object.cc (Sized_relobj_file::do_layout): Handle .eh_frame sections
250 before reloc sections.
252 2013-11-04 Alan Modra <amodra@gmail.com>
254 * symtab.h (Symbol::Reference_flags): Add FUNC_DESC_ABI.
255 (Symbol::needs_dynamic_reloc): Test new flag.
256 * powerpc.cc (needs_dynamic_reloc, use_plt_offset): Delete.
257 (Target_powerpc::Scan::get_reference_flags): Add target param.
258 Return FUNC_DESC_ABI for 64-bit ELFv1.
259 (Target_powerpc::Branch_info::make_stub): Adjust get_reference_flags
261 (Target_powerpc::Scan::global): Use Symbol::needs_dynamic_reloc.
262 (Target_powerpc::Relocate::relocate): Use Symbol::use_plt_offset.
264 2013-10-31 Cary Coutant <ccoutant@google.com>
266 Restore support for dwp v2 DWARF package file format.
268 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
269 tu_length parameter. Adjust all callers.
270 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
271 * dwp.cc: Include dwarf.h.
272 (Section_bounds): New struct type.
273 (Unit_set): New struct type.
274 (Dwo_file::Dwo_file): Initialize new data member.
275 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
276 Combine and rename to...
277 (Dwo_file::read_unit_index): ...this.
278 (Dwo_file::sized_read_compunit_index)
279 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
280 (Dwo_file::sized_read_unit_index): ...this.
281 (Dwo_file::copy_section): Remove section_name, is_str_offsets
282 parameters; add section_id parameter.
283 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
284 (Dwo_file::add_unit_set): ...this.
285 (Dwo_file::shndx_map_): Remove.
286 (Dwo_file::sect_offsets_): New data member.
287 (Dwp_output_file::Dwp_output_file): Initialize new data members.
288 (Dwp_output_file::add_section): Rename to...
289 (Dwp_output_file::add_contribution): ...this.
290 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
291 (Dwp_output_file::add_tu_set): Likewise.
292 (Dwp_output_file::Contribution): New type.
293 (Dwp_output_file::Section::contributions): New data member.
294 (Dwp_output_file::Cu_or_tu_set): Remove.
295 (Dwp_output_file::Section::Section): New ctor.
296 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
297 (Dwp_output_file::Dwp_index::Section_table): New type.
298 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
299 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
301 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
302 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
303 (Dwp_output_file::Dwp_index::section_table): New member function.
304 (Dwp_output_file::Dwp_index::section_table_end): New member function.
305 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
306 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
307 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
308 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
309 (Dwp_output_file::Dwp_index::section_table_): New data member.
310 (Dwp_output_file::Dwp_index::section_mask_): New data member.
311 (Dwp_output_file::add_output_section): New member function.
312 (Dwp_output_file::write_new_section): New member function.
313 (Dwp_output_file::write_contributions): New member function.
314 (Dwp_output_file::section_id_map_): New data member.
315 (class Dwo_id_info_reader): Remove.
316 (class Unit_reader): New class.
317 (get_dwarf_section_name): New function.
318 (Dwo_file::read_executable): Adjust initializations of class data.
319 (Dwo_file::read): Add support for v2 package file format.
320 (Dwo_file::read_unit_index): Likewise.
321 (Dwo_file::sized_read_unit_index): Likewise.
322 (Dwo_file::copy_section): Likewise.
323 (Dwo_file::add_unit_set): Likewise.
324 (Dwp_output_file::add_output_section): Likewise.
325 (Dwp_output_file::add_contribution): Likewise.
326 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
328 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
330 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
332 (Dwp_output_file::initialize): Remove unused function.
333 (Dwp_output_file::finalize): Add support for v2 package file format.
334 (Dwp_output_file::write_index): Likewise.
335 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
338 2013-10-31 Cary Coutant <ccoutant@google.com>
340 * configure.ac: Fix check for -fmerge-constants.
341 * configure.ac: Regenerate.
343 2013-10-30 Roland McGrath <mcgrathr@google.com>
345 * x86_64.cc (Output_data_plt_x86_64_nacl::first_plt_entry):
346 Correct 9-byte nop sequence to match what the assembler generates.
348 2013-10-30 Alan Modra <amodra@gmail.com>
350 * powerpc.cc (Powerpc_relobj::abiversion, set_abiversion,
351 ppc64_local_entry_offset, ppc64_local_entry_offset,
352 do_read_symbols): New functions.
353 (Powerpc_relobj::e_flags_, st_other_): New vars.
354 (Powerpc_relobj::Powerpc_relobj): Call set_abiversion.
355 (Powerpc_dynobj::abiversion, set_abiversion): New functions.
356 (Powerpc_relobj::e_flags_): New var.
357 (Target_powerpc::first_plt_entry_offset, plt_entry_size): Inline
358 and adjust for ELFv2.
359 (Target_powerpc::abiversion, set_abiversion, stk_toc): New functions.
360 (Powerpc_relobj::do_find_special_sections): Check no .opd in ELFv2.
361 (Powerpc_dynobj::do_find_special_sections): Likewise.
362 (Target_powerpc::do_define_standard_symbols): Define ".TOC.".
363 (Target_powerpc::Branch_info::make_stub): Adjust stub destination
364 to ELFv2 local entry.
365 (Target_powerpc::do_relax): No thread safe barriers needed for
367 (Output_data_plt_powerpc::initial_plt_entry_size_,
368 plt_entry_size): Delete. Replace all uses with
369 first_plt_entry_offset() and plt_entry_size().
370 (Output_data_plt_powerpc::Output_data_plt_powerpc): Remove
371 reserved_size parm. Update callers.
372 (Output_data_plt_powerpc::entry_count): Update.
373 (Output_data_plt_powerpc::first_plt_entry_offset): Make private
374 and use Target_powerpc::first_plt_entry_offset().
375 (Output_data_plt_powerpc::get_plt_entry_size): Similarly and
376 rename to plt_entry_size.
377 (Output_data_plt_powerpc::add_ifunc_entry,
378 add_local_ifunc_entry): Adjust reloc for ELFv2.
379 (glink_eh_frame_fde_64): Rename to glink_eh_frame_fde_64v1.
380 (glink_eh_frame_fde_64v2): New.
381 (Stub_table::plt_call_size): Support ELFv2 sizing.
382 (Output_data_glink::add_eh_frame): Use the new FDE.
383 (Output_data_glink::set_final_data_size): Adjust for ELFv2 glink.
384 (Stub_table::do_write): Write ELFv2 stubs and glink.
385 (Target_powerpc::Relocate::relocate): Replaces nop after call
386 with ld 2,24(1) and adjust local offset destination for ELFv2.
388 2013-10-30 Alan Modra <amodra@gmail.com>
390 * powerpc.cc (Target_powerpc::Scan::check_non_pic): Handle new relocs.
391 (Target_powerpc::Scan::global, local): Likewise.
392 (Target_powerpc::Relocate::relocate): Likewise. Check for overflow
393 on all ppc64 @h and @ha relocs.
395 2013-10-14 Alan Modra <amodra@gmail.com>
397 * output.h (Output_data_got::add_constant): Tidy.
398 (Output_data_got::add_constant_pair): New function.
399 * powerpc.cc (Output_data_got_powerpc): Override all Output_data_got
400 methods used so as to first call reserve_ent().
402 2013-10-11 Roland McGrath <mcgrathr@google.com>
404 * powerpc.cc (Output_data_got_powerpc): Remove unused methods
405 add_got_entry and add_got_entry_pair.
407 * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
408 (HAVE_PUBNAMES): Likewise.
409 * configure: Regenerate.
411 * testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
412 * testsuite/Makefile.in: Regenerate.
414 * target.h (Target::adjust_elf_header, Target::do_adjust_elf_header):
415 Remove const from declaration.
416 * target.cc (Sized_target::do_adjust_elf_header): Update definition.
417 * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise.
418 * output.h (Output_file_header): Remove const from member target_
419 and corresponding constructor argument.
420 * output.cc (Output_file_header::Output_file_header): Update prototype.
421 (Output_file_header::do_sized_write): Use this->target_ in place
422 of parameters()->target().
424 * testsuite/undef_symbol.cc (Foo::get_a): New method.
426 * configure.ac (MERGE_CONSTANTS_FLAG): New check.
427 * configure: Regenerate.
428 * Makefile.in: Regenerate.
429 * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
430 * testsuite/merge_string_literals_2.c: Likewise.
431 * testsuite/Makefile.am
432 (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
433 (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
434 literal -fmerge-constants.
435 * testsuite/Makefile.in: Regenerate.
437 * i386.cc (Target_i386): Remove unused member dynbss_.
438 * arm.cc (Target_arm): Likewise.
439 * powerpc.cc (Target_powerpc): Likewise.
440 * sparc.cc (Target_sparc): Likewise.
441 * tilegx.cc (Target_tilegx): Likewise.
442 * x86_64.cc (Target_x86_64): Likewise.
443 * dwarf_reader.h (Dwarf_info_reader): Remove unused members
444 type_signature_, type_offset_.
445 * plugin.h (Plugin_hook): Remove unused member layout_.
446 * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
448 (Read_member): Remove unused members input_objects_, symtab_,
450 (Check_library): Remove unused member symtab_.
451 * archive.h (Lib_group): Remove unused member lib_.
452 * archive.cc (Lib_group::Lib_group): Update initializer.
453 * incremental.h (Incremental_binary): Remove unused member target_.
454 (Incremental_script_entry): Removed unused member script_.
455 * layout.h (Write_symbols_task): Remove unused member input_objects_.
456 * icf.h (Icf): Remove unused member num_tracked_relocs.
458 * gold-threads.h (Once): Conditionalize member was_run_lock_ on
459 [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
461 * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
463 * archive.h: Use struct rather than class for forward declaration
464 of Read_symbols_data.
466 2013-10-07 Cary Coutant <ccoutant@google.com>
469 * testsuite/Makefile.am (icf_test): Fix dependencies.
470 (icf_safe_test): Likewise.
471 (icf_safe_so_test): Likewise.
472 (large_symbol_alignment): Add empty _LDADD rule.
473 * testsuite/Makefile.in: Regenerate.
475 2013-09-03 Pavel Chupin <pavel.v.chupin@intel.com>
478 * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
479 relocation for R_X86_64_32 on x32.
481 2013-08-27 Roland McGrath <mcgrathr@google.com>
483 * output.cc (Output_segment::set_section_addresses): Take new
484 Target* argument. If target->isolate_execinstr() and the segment
485 is executable and starts at a target->abi_pagesize() boundary,
486 pad its end out to a target->abi_pagesize() boundary with code fill.
487 * output.h (Output_segment::set_section_addresses): Update decl.
488 * layout.h (Layout::check_output_data_for_reset_values): Take new
489 argument RELAX_OUTPUTS.
490 (Layout): New member relax_output_list_.
491 (Layout::add_relax_output): New method.
492 * layout.cc (Layout::Layout): Update constructor.
493 (Layout::reset_relax_output): New method.
494 (Layout::clean_up_after_relaxation): Call it.
495 (Layout::prepare_for_relaxation): Update caller.
496 (Layout::set_segment_offsets): Update callers of set_section_addresses.
497 Call reset_relax_output before re-processing segments for
498 isolate_execinstr case.
499 (Layout::write_data): Handle relax_output_list_.
500 (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
501 Take new argument RELAX_OUTPUTS. Assert it's an empty collection.
503 2013-08-23 Yuri Chornoivan <yurchor@ukr.net>
506 * object.h: Fix typos.
508 2013-08-16 Roland McGrath <mcgrathr@google.com>
510 * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
511 * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
513 2013-08-07 Cary Coutant <ccoutant@google.com>
515 Revert support for v2 DWP files:
517 2013-03-01 Cary Coutant <ccoutant@google.com>
519 Add dwp support for v2 DWARF package file format.
520 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
521 tu_length parameter. Adjust all callers.
522 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
523 * dwp.cc: Include dwarf.h.
524 (Section_bounds): New struct type.
525 (Unit_set): New struct type.
526 (Dwo_file::Dwo_file): Initialize new data member.
527 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
528 Combine and rename to...
529 (Dwo_file::read_unit_index): ...this.
530 (Dwo_file::sized_read_compunit_index)
531 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
532 (Dwo_file::sized_read_unit_index): ...this.
533 (Dwo_file::copy_section): Remove section_name, is_str_offsets
534 parameters; add section_id parameter.
535 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
536 (Dwo_file::add_unit_set): ...this.
537 (Dwo_file::shndx_map_): Remove.
538 (Dwo_file::sect_offsets_): New data member.
539 (Dwp_output_file::Dwp_output_file): Initialize new data members.
540 (Dwp_output_file::add_section): Rename to...
541 (Dwp_output_file::add_contribution): ...this.
542 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
543 (Dwp_output_file::add_tu_set): Likewise.
544 (Dwp_output_file::Contribution): New type.
545 (Dwp_output_file::Section::contributions): New data member.
546 (Dwp_output_file::Cu_or_tu_set): Remove.
547 (Dwp_output_file::Section::Section): New ctor.
548 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
549 (Dwp_output_file::Dwp_index::Section_table): New type.
550 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
551 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
553 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
554 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
555 (Dwp_output_file::Dwp_index::section_table): New member function.
556 (Dwp_output_file::Dwp_index::section_table_end): New member function.
557 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
558 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
559 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
560 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
561 (Dwp_output_file::Dwp_index::section_table_): New data member.
562 (Dwp_output_file::Dwp_index::section_mask_): New data member.
563 (Dwp_output_file::add_output_section): New member function.
564 (Dwp_output_file::write_new_section): New member function.
565 (Dwp_output_file::write_contributions): New member function.
566 (Dwp_output_file::section_id_map_): New data member.
567 (class Dwo_id_info_reader): Remove.
568 (class Unit_reader): New class.
569 (get_dwarf_section_name): New function.
570 (Dwo_file::read_executable): Adjust initializations of class data.
571 (Dwo_file::read): Add support for v2 package file format.
572 (Dwo_file::read_unit_index): Likewise.
573 (Dwo_file::sized_read_unit_index): Likewise.
574 (Dwo_file::copy_section): Likewise.
575 (Dwo_file::add_unit_set): Likewise.
576 (Dwp_output_file::add_output_section): Likewise.
577 (Dwp_output_file::add_contribution): Likewise.
578 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
580 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
582 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
584 (Dwp_output_file::initialize): Remove unused function.
585 (Dwp_output_file::finalize): Add support for v2 package file format.
586 (Dwp_output_file::write_index): Likewise.
587 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
590 2013-07-31 Cary Coutant <ccoutant@google.com>
592 * object.cc (Sized_relobj::do_output_section_address): New function.
593 (Sized_relobj): Instantiate explicitly.
594 * object.h (Object::output_section_address): New function.
595 (Object::do_output_section_address): New function.
596 (Sized_relobj::do_output_section_address): New function.
597 * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
599 2013-07-30 Cary Coutant <ccoutant@google.com>
600 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
602 * parameters.cc (Parameters::entry): Return target-specific entry
604 * target.h (Target::entry_symbol_name): New function.
605 (Target_info::entry_symbol_name): New data member.
607 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
608 * i386.cc (Target_i386::i386_info): Likewise.
609 (Target_i386_nacl::i386_nacl_info): Likewise.
610 * sparc.cc (Target_sparc::sparc_info): Likewise.
611 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
612 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
613 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
614 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
616 2013-07-22 Sterling Augustine <saugustine@google.com>
618 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
619 Convert parameter shndx to local variable. Add parameters symtab
620 and symtab_size. Scan over section names. Find relocation
621 section corresponding to current section. Create and initialize
622 reloc_mapper_ and reloc_type_.
623 (Dwarf_pubnames_table::read_header): Add assertion. Change
624 unit_length to off_t. Initialize member unit_length_. Fill in field
626 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
627 Initialize new fields unit_length_ and cu_offset_.
628 (Dwarf_pubnames_table::read_section): Update prototype.
629 (Dwarf_pubnames_table::cu_offset): New member function.
630 (Dwarf_pubnames_table::subsection_size): Likewise.
631 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
633 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
634 member functions public.
635 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
636 Update comment. Rework logic. Move repeated parts to...
637 (Gdb_index_info_reader::read_pubtable): ...here. New function.
638 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
639 pubtypes_table_, and stmt_list_offset.
640 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
641 Gdb_index::find_pubtype_offset,
642 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
643 (Gdb_index::pubnames_read): Update prototype and rework logic.
644 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
646 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
647 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
648 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
649 Gdb_index::map_pubtable_to_dies):
651 (Gdb_index::pubnames_read): Update declaration.
652 (Gdb_index::Pubname_offset_map): New type.
653 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
654 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
655 Gdb_index::stmt_list_offset): Declare.
656 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
657 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
658 Gdb_index::pubtypes_offset_): Remove.
660 2013-07-19 Roland McGrath <mcgrathr@google.com>
662 * options.h (General_options): Add -Trodata-segment option.
663 * parameters.cc (Parameters::check_rodata_segment): New function.
664 (Parameters::set_target_once): Call it.
665 * parameters.h (Parameters): Declare it (private member function).
666 * layout.cc (load_seg_unusable_for_headers): New function, broken
667 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
668 then validate rodata segment rather than text segment.
669 (relaxation_loop_body): Call that.
670 (is_text_segment): New function. Don't admit a non-executable
671 segment if TARGET->isolate_execinstr().
672 (set_segment_offsets): Call it. Honor -Trodata-segment option.
674 2013-07-15 Shawn Landden <shawnlandden@gmail.com>
677 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
678 * nacl.h (Sniff_file::View::View): Request aligned view.
680 2013-07-11 Cary Coutant <ccoutant@google.com>
682 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
683 correct BRLT entry size.
685 2013-07-03 Alan Modra <amodra@gmail.com>
687 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
690 2013-07-01 Cary Coutant <ccoutant@google.com>
692 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
694 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
695 (Dwarf_ranges_table::lookup_reloc): New function.
696 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
698 (Dwarf_ranges_table::lookup_reloc): New function.
699 (Dwarf_ranges_table::reloc_type_): New data member.
701 2013-06-27 Jing Yu <jingyu@google.com>
704 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
706 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
707 (Target_powerpc::do_relax): Call the above.
709 2013-06-27 Cary Coutant <ccoutant@google.com>
711 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
712 on garbage collected .opd section.
714 2013-06-27 Alan Modra <amodra@gmail.com>
716 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
718 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
719 (Target_powerpc::do_function_location): Likewise for loc->shndx.
721 2013-06-14 Cary Coutant <ccoutant@google.com>
723 * resolve.cc (Symbol::override_base): Don't override st_type
724 from plugin placeholder symbols.
725 (Symbol_table::resolve): Likewise.
726 (Symbol_table::should_override): Don't complain about TLS mismatch
727 if the TO symbol is a plugin placeholder.
728 * testsuite/Makefile.am (plugin_test_tls): New test.
729 * testsuite/Makefile.in: Regenerate.
730 * testsuite/plugin_test_tls.sh: New test script.
731 * testsuite/two_file_test_2_tls.cc: New test source.
732 * testsuite/two_file_test_tls.cc: New test source.
734 2013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
736 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
737 the maximum segment alignment is larger than the page size.
738 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
739 correctly aligns the symbols with large alignemnt.
740 * testsuite/Makefile.in: Regenerate.
741 * testsuite/large_symbol_alignment.cc: New file.
743 2013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
744 Sriraman Tallam <tmsriram@google.com>
746 * options.h (sort_section): New option.
747 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
748 Rename from Input_section_sort_section_name_special_ordering_compare.
749 (Input_section_sort_section_name_compare): New struct.
750 * output.cc (Output_section::Input_section_sort_section_name_compare::
751 operator()): New function.
752 (Output_section::sort_attached_input_sections): Use new sort function
753 for .text if --sort-section=name is specified.
754 * layout.cc (Layout::make_output_section):
755 Add sorting by name when --sort-section=name is specified.
756 * testsuite/Makefile.am (text_section_grouping): Test option
758 * testsuite/Makefile.in: Regenerate.
759 * testsuite/section_sorting_name.cc: New file.
760 * testsuite/section_sorting_name.sh: New file.
762 2013-05-21 Cary Coutant <ccoutant@google.com>
764 * symtab.h (Symbol::is_cxx_vtable): New function.
765 * target-reloc.h (relocate_section): Check for vtable symbol.
766 * testsuite/Makefile.am (missing_key_func.sh): New test case.
767 * testsuite/Makefile.in: Regenerate.
768 * testsuite/missing_key_func.cc: New test source.
769 * testsuite/missing_key_func.sh: New test script.
771 2013-05-21 Cary Coutant <ccoutant@google.com>
773 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
774 type of enclosing symbol.
775 (Relocate_info::location): Check symbol type when describing symbol.
776 * object.h (Symbol_location_info): Remove unused line_number;
777 add enclosing_symbol_type.
778 * testsuite/debug_msg.sh: Adjust expected output.
780 2013-05-13 Cary Coutant <ccoutant@google.com>
782 * configure.ac: Export DEFAULT_TARGET.
783 * configure: Regenerate.
784 * Makefile.in: Regenerate.
785 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
786 * testsuite/Makefile.in: Regenerate.
787 * testsuite/debug_msg.sh: Delete duplicate tests.
788 Don't check undef_int error message match for powerpc where the
789 source file and line number aren't available.
791 2013-05-10 Roland McGrath <mcgrathr@google.com>
793 * options.h (General_options): Add --rosegment-gap option.
794 * options.cc (finalize): --rosegment-gap implies --rosegment.
795 * layout.cc (set_segment_offsets): Let user option override
796 target->rosegment_gap().
798 2013-05-10 Roland McGrath <mcgrathr@google.com>
800 * options.h (General_options): Remove leading space from help
801 messages for -nostdlib and --rosegment.
803 2013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
806 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
808 2013-05-03 Alan Modra <amodra@gmail.com>
810 * merge.cc (Output_merge_string::do_add_input_section): Correct
811 scan for number of strings. Rename vars to avoid shadowing.
812 Include missing terminator in input_size_.
814 2013-05-01 H.J. Lu <hongjiu.lu@intel.com>
816 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
817 Restore empty string handling.
819 2013-05-01 Cary Coutant <ccoutant@google.com>
821 * stringpool.cc (Stringpool_template::new_key_offset): Fix
822 uninitialized warning.
824 2013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
826 * output.cc (Output_section::add_merge_input_section): Allow
827 to merge sections if the alignment is more than character size.
828 * merge.h (Output_merge_string::Output_merge_string): Remove
830 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
831 only not-null strings. Check the alignment of strings.
833 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
834 alignment as the argument.
835 (Stringpool_template<Stringpool_char>::addralign_): New class member.
836 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
837 Align non-zero length strings according to the addralign_.
838 (Stringpool_template<Stringpool_char>::set_string_offsets):
839 Updating offsets according to the given alignment.
840 * testsuite/Makefile.am (text_section_grouping): Test if string
841 literals are getting merged.
842 * testsuite/Makefile.in: Regenerate.
843 * testsuite/merge_string_literals_1.c: New file.
844 * testsuite/merge_string_literals_2.c: Ditto.
845 * testsuite/merge_string_literals.sh: Ditto.
847 2013-04-26 Ian Lance Taylor <iant@google.com>
849 * target-reloc.h (relocate_section): If the reloc offset is out of
850 range, pass VIEW as NULL to relocate.relocate.
851 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
852 * i386.cc (Target_i386::Relocate::relocate): Likewise.
853 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
854 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
855 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
856 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
858 2013-04-26 Geoff Pike <gpike@chromium.org>
860 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
861 * layout.cc (Hash_task): New class.
862 (Layout::queue_build_id_tasks): New function.
863 (Layout::write_build_id): Handle single-thread portion of build ID
864 computation. (In some cases, all of it is single-threaded.) Replace
865 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
866 functionality in fewer lines of code.
867 * layout.h (Layout::queue_build_id_tasks): New function declaration.
868 * options.h (General_options): make "--build-id" default to tree
869 rather than sha1. Add two new options related to --build-id=tree:
870 --build-id-chunk-size-for-treehash and
871 --build-id-min-file-size-for-treehash.
872 * Makefile.am: add testing of --build-id=tree and related new options
873 (these tests will be invoked by "make check").
874 * Makefile.in: Regenerate.
876 2013-04-25 Alan Modra <amodra@gmail.com>
878 * configure.tgt: Add powerpcle and powerpc64le.
880 2013-04-22 Alan Modra <amodra@gmail.com>
883 * layout.cc (Layout::segment_precedes): Allow more than one
884 segment with the same type and flags.
886 2013-04-15 Cary Coutant <ccoutant@google.com>
888 * layout.cc (Layout::set_relocatable_section_offsets): Don't
889 allocate space in file for BSS sections.
891 2013-04-15 Cary Coutant <ccoutant@google.com>
893 * script-sections.cc (Orphan_output_section): Reset address
894 to zero after each orphaned section for relocatable links.
896 2013-04-15 Cary Coutant <ccoutant@google.com>
898 * symtab.cc (Symbol_table::sized_write_globals): Subtract
899 section starting address for relocatable link.
900 * testsuite/Makefile.am (script_test_11): New test.
901 * testsuite/Makefile.in: Regenerate.
902 * testsuite/script_test_11.c: New source file.
903 * testsuite/script_test_11.t: New linker script.
905 2013-04-13 Alan Modra <amodra@gmail.com>
907 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
908 owner when sections are not adjacent and exceed group size.
909 (Target_powerpc::group_sections): Handle corner case.
910 (Target_powerpc::Branch_info::make_stub): Handle case where
911 stub table doesn't exist due to branches in non-exec sections.
912 (Target_powerpc::Relocate::relocate): Likewise.
914 2013-04-11 Alan Modra <amodra@gmail.com>
917 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
918 .branch_lt to match bfd ld. Adjust comments throughout file.
920 2013-04-04 Ian Lance Taylor <iant@google.com>
923 * object.cc (do_layout_deferred_sections): Handle .eh_frame
924 sections before checking whether they are included in the link.
926 2013-03-29 Sriraman Tallam <tmsriram@google.com>
928 * archive.cc (Archive::get_elf_object_for_member): Create the elf
929 object before calling the plugin claim_file handler. Pass the elf
930 object of the archive to the plugin. Delete the elf object if the
931 plugin claims the file.
933 2013-03-21 Alan Modra <amodra@gmail.com>
935 * layout.cc (Layout::set_segment_offsets): Accept writable .text
938 2013-03-21 Alan Modra <amodra@gmail.com>
940 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
942 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
943 uninitialized" warning.
945 2013-03-20 Alan Modra <amodra@gmail.com>
947 * symtab.h (Symbol::clear_version): New function.
948 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
949 is_needed by weak references. Clear version for symbols defined
950 in as-needed objects that are not needed.
952 2013-03-15 Alan Modra <amodra@gmail.com>
954 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
955 static and public. Add report_err param. Return false for data refs.
956 (Target_powerpc::rela_dyn_section): New overloaded function.
957 (Target_powerpc::plt_, iplt_): Elucidate.
958 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
959 (Output_data_plt_powerpc::do_write): Don't write .iplt.
960 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
961 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
962 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
963 push_branch and make_plt_entry for ifunc syms when
964 reloc_needs_plt_for_ifunc.
965 (Target_powerpc::Relocate::relocate): Don't use plt entry value
966 for ifunc unless reloc_needs_plt_for_ifunc.
968 2013-03-15 Alan Modra <amodra@gmail.com>
970 * gc.h (gc_process_relocs): Don't look through function descriptors.
971 * icf.cc (get_section_contents): Do so here instead.
973 2013-03-13 Alan Modra <amodra@gmail.com>
975 * powerpc.cc (is_branch_reloc): Forward declare.
976 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
977 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
978 false for 64-bit, true for 32-bit non-branch relocs.
979 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
980 * testsuite/Makefile.am (icf_test): Use linker map file instead of
982 (icf_safe_test): Generate linker map file as well as nm output.
983 (icf_safe_so_test): Likewise.
984 * testsuite/Makefile.in: Regenerate.
985 * testsuite/icf_test.sh: Parse linker map file to determine
987 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
988 * testsuite/icf_safe_so_test.sh: Likewise.
989 (X86_32_or_ARM_specific_safe_fold): Merge into..
990 (arch_specific_safe_fold): ..this.
991 (X86_64_specific_safe_fold): Delete unused function.
993 2013-03-12 Alan Modra <amodra@gmail.com>
995 * gc.h (gc_process_relocs): Look through function descriptors
996 to determine shndx, symvalue and addend used by ICF. Tidy
997 variable duplication.
999 2013-03-11 Alan Modra <amodra@gmail.com>
1001 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
1002 * layout.cc (Layout_task_runner::run): ..to here.
1003 * symtab.h (struct Symbol_location): Extract from..
1004 (class Symbol_table): ..here.
1005 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
1006 * target.h (class Target): Add function_location and
1007 do_function_location functions.
1008 (class Sized_target): Add do_function_location.
1009 * object.h (class Sized_relobj_file): Move find_shdr..
1010 (class Object): ..to here.
1011 * object.cc: Likewise. Update to suit. Instantiate.
1012 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
1013 * powerpc.cc (class Powerpc_dynobj): New.
1014 (Target_powerpc::do_function_location): New function.
1015 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
1016 (Powerpc_dynobj::do_read_symbols): New function.
1017 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
1019 2013-03-08 Ian Lance Taylor <iant@google.com>
1021 * options.cc (General_options::string_to_object_format): Accept
1024 2013-03-08 Alan Modra <amodra@gmail.com>
1026 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
1027 pointer to Post_fde.
1028 (struct Post_fde): Move definition to here..
1029 * ehframe.cc (struct Post_fde): ..from here.
1030 (Cie::write): Don't alloc Post_fde.
1031 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
1033 2013-03-07 Alan Modra <amodra@gmail.com>
1035 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
1036 relocation referencing .LC0.
1037 * testsuite/discard_locals_test.sh: Remove FIXMEs.
1039 2013-03-07 Alan Modra <amodra@gmail.com>
1041 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
1042 always_inline. Add assembly for powerpc to avoid GOT.
1044 2013-03-07 Alan Modra <amodra@gmail.com>
1046 * testsuite/script_test_10.sh: Don't test .bss section
1049 2013-03-06 Alan Modra <amodra@gmail.com>
1051 * powerpc.cc (class Powerpc_relobj): Move some member functions.
1052 (Target_powerpc::symval_for_branch): Add symtab param. Update
1053 all callers. Handle folded sections.
1054 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
1056 (Global_symbol_visitor_opd::operator()): Likewise.
1058 2013-03-04 Alan Modra <amodra@gmail.com>
1060 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
1061 * testsuite/Makefile.in: Regenerate.
1063 2013-03-01 Cary Coutant <ccoutant@google.com>
1065 Add dwp support for v2 DWARF package file format.
1066 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1067 tu_length parameter. Adjust all callers.
1068 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1069 * dwp.cc: Include dwarf.h.
1070 (Section_bounds): New struct type.
1071 (Unit_set): New struct type.
1072 (Dwo_file::Dwo_file): Initialize new data member.
1073 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1074 Combine and rename to...
1075 (Dwo_file::read_unit_index): ...this.
1076 (Dwo_file::sized_read_compunit_index)
1077 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1078 (Dwo_file::sized_read_unit_index): ...this.
1079 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1080 parameters; add section_id parameter.
1081 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1082 (Dwo_file::add_unit_set): ...this.
1083 (Dwo_file::shndx_map_): Remove.
1084 (Dwo_file::sect_offsets_): New data member.
1085 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1086 (Dwp_output_file::add_section): Rename to...
1087 (Dwp_output_file::add_contribution): ...this.
1088 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1089 (Dwp_output_file::add_tu_set): Likewise.
1090 (Dwp_output_file::Contribution): New type.
1091 (Dwp_output_file::Section::contributions): New data member.
1092 (Dwp_output_file::Cu_or_tu_set): Remove.
1093 (Dwp_output_file::Section::Section): New ctor.
1094 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1095 (Dwp_output_file::Dwp_index::Section_table): New type.
1096 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1097 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1099 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1100 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1101 (Dwp_output_file::Dwp_index::section_table): New member function.
1102 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1103 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1104 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1105 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1106 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1107 (Dwp_output_file::Dwp_index::section_table_): New data member.
1108 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1109 (Dwp_output_file::add_output_section): New member function.
1110 (Dwp_output_file::write_new_section): New member function.
1111 (Dwp_output_file::write_contributions): New member function.
1112 (Dwp_output_file::section_id_map_): New data member.
1113 (class Dwo_id_info_reader): Remove.
1114 (class Unit_reader): New class.
1115 (get_dwarf_section_name): New function.
1116 (Dwo_file::read_executable): Adjust initializations of class data.
1117 (Dwo_file::read): Add support for v2 package file format.
1118 (Dwo_file::read_unit_index): Likewise.
1119 (Dwo_file::sized_read_unit_index): Likewise.
1120 (Dwo_file::copy_section): Likewise.
1121 (Dwo_file::add_unit_set): Likewise.
1122 (Dwp_output_file::add_output_section): Likewise.
1123 (Dwp_output_file::add_contribution): Likewise.
1124 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1126 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1128 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1130 (Dwp_output_file::initialize): Remove unused function.
1131 (Dwp_output_file::finalize): Add support for v2 package file format.
1132 (Dwp_output_file::write_index): Likewise.
1133 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1136 2013-03-01 Cary Coutant <ccoutant@google.com>
1138 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
1139 function into class definition in header file.
1140 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
1141 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
1143 (Dwarf_info_reader::check_buffer): Move here from .cc file.
1145 2013-02-28 Alan Modra <amodra@gmail.com>
1147 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
1148 * target.cc (Target::do_plt_fde_location): New function.
1149 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
1150 accessor function, and constructor param.
1151 (struct Post_fde, Post_fdes): Declare.
1152 (Cie::write): Add post_fdes param.
1153 * ehframe.cc (Fde::write): Use plt_fde_location.
1154 (struct Post_fde): Define.
1155 (Cie::write): Stash FDEs added post merge mapping.
1156 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
1157 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
1158 (Eh_frame::do_sized_write): Arrange to write post map FDES after
1160 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
1161 (Target_powerpc::has_glink): New function.
1162 (Target_powerpc::do_relax): Add eh_frame info for stubs.
1163 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
1164 glink_eh_frame_fde_32, default_fde): New data.
1165 (Stub_table::eh_frame_added_): New var.
1166 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
1168 (Stub_table::add_eh_frame): New function.
1169 (Output_data_glink::add_eh_frame): New function.
1170 (Target_powerpc::make_glink_section): Call add_eh_frame.
1172 2013-02-15 Ian Lance Taylor <iant@google.com>
1174 * options.h (DEFINE_uint64_alias): Define.
1175 (class General_options): Add -Ttext-segment as an alias for
1178 2013-02-15 Alan Modra <amodra@gmail.com>
1180 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
1181 (Stub_table::do_write): ..here, two places.
1182 (Stub_table::plt_call_size): Use it here too.
1184 2013-02-11 Ian Lance Taylor <iant@google.com>
1186 * descriptors.cc (Descriptors::close_all): New function.
1187 * descriptors.h (class Descriptors): Declare close_all.
1188 (close_all_descriptors): New inline function.
1189 * plugin.cc: Include "descriptors.h".
1190 (Plugin_manager::cleanup): Call close_all_descriptors.
1192 2013-02-06 Alan Modra <amodra@gmail.com>
1194 * README: Update coding style link.
1196 2013-01-28 Cary Coutant <ccoutant@google.com>
1198 * dwp.cc (File_list): New typedef.
1199 (Dwo_name_info_reader): New class.
1200 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
1201 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
1202 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
1203 (Dwo_file::read_executable): New function.
1204 (Dwo_file::read): Move common setup code to ...
1205 (Dwo_file::make_object): ... here.
1206 (dwp_options): Add --exec/-e.
1210 2013-01-24 Sriraman Tallam <tmsriram@google.com>
1212 * layout.cc (Layout::layout): Check for option text_reorder.
1213 (Layout::make_output_section): Ditto.
1214 * options.h (text_reorder): New option.
1215 * output.cc (Input_section_sort_compare): Remove special ordering
1218 Input_section_sort_section_name_special_ordering_compare::
1219 operator()): New function.
1220 (Output_section::sort_attached_input_sections): Use new sort function
1222 * output.h (Input_section_sort_section_name_special_ordering_compare):
1224 * testsuite/Makefile.am (text_section_grouping): Test option
1226 * testsuite/Makefile.in: Regenerate.
1227 * testsuite/text_section_grouping.sh: Check order of functions without
1228 default text reordering.
1230 2013-01-18 Mike Frysinger <vapier@gentoo.org>
1232 * options.h (General_options): Change default to true for new_dtags.
1234 2013-01-18 Mike Frysinger <vapier@gentoo.org>
1236 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
1237 when enable_new_dtags is false. Only add DT_RUNPATH when
1238 enable_new_dtags is true.
1240 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
1242 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
1243 used in declaration and definition consistent.
1244 (Target_powerpc::symval_for_branch): Ditto.
1246 2013-01-16 Sriraman Tallam <tmsriram@google.com>
1248 * testsuite/plugin_final_layout.cc: Fix comment.
1250 2013-01-16 Sriraman Tallam <tmsriram@google.com>
1252 * layout.cc (Layout::layout): Do not do default sorting for
1253 text sections when section ordering is specified.
1254 (make_output_section): Ditto.
1255 * testsuite/plugin_final_layout.cc: Name the function sections
1256 to catch reordering issues.
1258 2013-01-15 Alan Modra <amodra@gmail.com>
1260 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
1263 2013-01-15 Alan Modra <amodra@gmail.com>
1265 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
1266 * testsuite/Makefile.in: Regenerate.
1268 2013-01-14 Alan Modra <amodra@gmail.com>
1270 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
1271 * testsuite/Makefile.in: Regenerate.
1273 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
1276 Fix mingw gold build with plugins enabled
1277 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
1278 * configure.ac: Export DLOPEN_LIBS and add headers check.
1279 * plugin.cc: Handle non-dlfcn case.
1280 * Makefile.in: Regenerate.
1281 * config.in: Regenerate.
1282 * configure: Regenerate.
1283 * testsuite/Makefile.in: Regenerate.
1285 2013-01-09 Sriraman Tallam <tmsriram@google.com>
1287 * output.h (sort_attached_input_sections): Change to be public.
1288 * script-sections.cc
1289 (Output_section_definition::set_section_addresses): Sort
1290 attached input sections according to section order before linker
1291 script assigns section addresses.
1292 (Orphan_output_section::set_section_addresses): Sort
1293 attached input sections according to section order before linker
1294 script assigns section addresses.
1295 * Makefile.am (final_layout.sh): Use a simple linker script to
1296 check if section ordering still works.
1297 * Makefile.in: Regenerate.
1299 2013-01-09 Ben Cheng <bccheng@google.com>
1301 * arm.cc (Target_arm::attributes_accept_div): New function.
1302 (Target_arm::attributes_forbid_div): New function.
1303 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
1304 attribute using the same new functions as what bfd/elf32_arm.c
1307 2013-01-07 Cary Coutant <ccoutant@google.com>
1310 * output.cc (Output_section::add_input_section): For incremental
1311 updates, don't track input sections that are allocated from patch
1314 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1315 Ian Lance Taylor <iant@google.com>
1318 * configure.ac (--enable-ld): Removed.
1319 (install_as_default): Set to yes only for --enable-gold=default
1321 * configure: Regenerated.
1323 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1325 * options.h (General_options): Add -fuse-ld= for GCC linker
1326 option compatibility.
1328 2013-01-04 Cary Coutant <ccoutant@google.com>
1330 * configure.ac: Fix typo restoring CXXFLAGS.
1331 * configure: Regenerate.
1333 2013-01-04 Cary Coutant <ccoutant@google.com>
1335 * testsuite/Makefile.am (CXXLINK_S): New macro.
1336 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
1337 * testsuite/Makefile.in: Regenerate.
1339 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
1341 * version.cc (print_version): Update copyright year to 2013.
1343 2012-12-20 Ian Lance Taylor <iant@google.com>
1345 * layout.cc (Layout::special_ordering_of_input_section): New
1347 (Layout::layout): If input section requires special ordering, must
1348 sort input sections.
1349 (Layout::make_output_section): May sort .text input sections.
1350 (Layout::is_section_name_prefix_grouped): Remove.
1351 * layout.h (class Layout): Declare
1352 special_ordering_of_input_section. Don't declare
1353 is_section_name_prefix_grouped.
1354 * output.cc (Output_section::add_input_section): Revert last
1356 (Output_section::Input_section_sort::match_file_name): Don't crash
1357 if called on output section data.
1358 (Output_section::Input_section_sort_compare): Sort based on
1360 (Output_section::Input_section_sort_section_order_index_compare):
1362 (Output_section::sort_attached_input_sections): Likewise.
1364 2012-12-18 Sriraman Tallam <tmsriram@google.com>
1366 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
1367 * layout.h (Layout::is_section_name_prefix_grouped): New function.
1368 * output.cc (Output_section::add_input_section): Check if section
1369 name contains special prefix. Keep input sections to sort such
1371 (Output_section::Input_section_sort_section_order_index_compare
1372 ::operator()): Group sections according to prefixes.
1373 (Output_section::sort_attached_input_sections): Add condition to
1374 Input_section_entry constructor call.
1375 * testsuite/Makefile.am (text_section_grouping): New test.
1376 * testsuite/Makefile.in: Regenerate.
1377 * testsuite/text_section_grouping.cc: New file.
1378 * testsuite/text_section_grouping.sh: New file.
1380 2012-12-17 Nick Clifton <nickc@redhat.com>
1382 * Makefile.am: Add copyright notice.
1385 * configure.ac: Likewise.
1386 * ftruncate.c: Likewise.
1387 * Makefile.in: Regenerate.
1389 2012-12-14 Cary Coutant <ccoutant@google.com>
1391 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
1392 --no-as-needed flag.
1393 (exception_separate_shared_12_test): Likewise.
1394 (incremental_copy_test): Likewise.
1395 * testsuite/Makefile.in: Regenerate.
1397 2012-12-14 Cary Coutant <ccoutant@google.com>
1399 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
1400 (Dwp_output_file::Dwp_index::enter_set): Add assert.
1402 2012-12-12 Alan Modra <amodra@gmail.com>
1404 * powerpc.cc (class Track_tls): New.
1405 (class Relocate, class Scan): Inherit Track_tls.
1406 (Target_powerpc::Scan::local, global): Track tls optimization
1407 and avoid creating plt entry for __tls_get_addr if all uses
1409 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
1411 2012-12-12 Alan Modra <amodra@gmail.com>
1413 * options.h (General_options): Add --toc-sort/--no-toc-sort.
1414 Replace no_toc_optimize with toc_optimize.
1415 * output.h (Output_section::input_sections): Provide non-const variant.
1416 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
1417 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
1419 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
1420 (class Sort_toc_sections): New.
1421 (Target_powerpc::do_finalize_sections): Sort toc sections.
1422 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
1424 2012-12-10 Roland McGrath <mcgrathr@google.com>
1426 * testsuite/binary_unittest.cc (read_all): New function.
1427 (Sized_binary_test): Use it instead of ::read.
1428 * fileread.cc (do_read): Don't assume pread always reads the whole
1429 amount in a single call.
1431 2012-12-10 Alan Modra <amodra@gmail.com>
1433 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
1434 Set EM_PPC64 or EM_PPC here.
1435 (Target_selector_powerpc::do_recognize): Delete.
1437 2012-12-10 Alan Modra <amodra@gmail.com>
1439 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
1441 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
1443 2012-12-07 Roland McGrath <mcgrathr@google.com>
1445 * testsuite/binary_unittest.cc (Sized_binary_test):
1446 Use open_descriptor rather than ::open.
1448 2012-12-07 Alan Modra <amodra@gmail.com>
1450 * powerpc.cc (Stub_table::do_write): Delete redundant Address
1451 typedef and invalid_address constant.
1452 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
1453 instantiate constants.
1455 2012-12-06 Roland McGrath <mcgrathr@google.com>
1457 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
1458 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
1459 * aclocal.m4: Regenerate.
1460 * configure: Regenerate.
1461 * Makefile.in: Regenerate.
1462 * testsuite/Makefile.in: Regenerate.
1464 2012-12-07 Alan Modra <amodra@gmail.com>
1466 * options.h (General_options): Add no_toc_optimize.
1467 * powerpc.cc (ok_lo_toc_insn): New function.
1468 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
1470 2012-12-06 Alan Modra <amodra@gmail.com>
1472 * options.h (General_options): Add plt_align, plt_static_chain,
1473 plt_thread_safe. Update stub_group_size help text.
1474 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
1475 for new plt_thread_safe_ var.
1476 (use_plt_offset): Correct comments.
1477 (Target_powerpc::do_relax): Look for thread creation symbols to
1478 determine default plt_thread_safe value. Clear plt call stubs
1479 as well as branch stubs each iteration.
1480 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
1482 (l, hi, ha, write_insn): Move earlier.
1483 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
1484 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
1486 (Stub_table::update_size): Adjust.
1487 (Stub_table::prev_size, set_prev_size): Delete.
1488 (Stub_table::stub_align): Let --plt-align affect result.
1489 (Stub_table::plt_call_size): Calculate sizes for various stubs.
1490 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
1491 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
1492 (Stub_table::do_write): Support more stub variants.
1494 2012-12-04 Alan Modra <amodra@gmail.com>
1496 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
1497 (Target_powerpc::do_define_standard_symbols): New function.
1499 2012-12-03 Alan Modra <amodra@gmail.com>
1501 * output.h: Formatting, whitespace.
1503 2012-12-03 Alan Modra <amodra@gmail.com>
1505 * layout.h (Layout::get_executable_sections): Declare.
1506 * layout.cc (Layout::get_executable_sections): New function.
1507 * arm.cc (Target_arm::group_sections): Use it.
1508 (Arm_output_section::group_sections): Delete now redundant test.
1509 * output.cc (Output_reloc::Output_reloc): Add is_relative.
1510 param to handle relative relocs.
1511 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
1512 (Output_data_reloc::add_absolute): Adjust.
1513 (Output_data_reloc::add_relative): New function.
1514 (Output_data::reset_data_size): New function.
1515 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
1516 (Output_section::set_addralign): New function.
1517 (Output_section::checkpoint_set_addralign): New function.
1518 (Output_section::clear_section_offsets_need_adjustment): New function.
1519 (Output_section::input_sections): Make public.
1520 * powerpc.cc (class Output_data_brlt_powerpc): New.
1521 (class Stub_table, class Stub_control): New.
1522 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
1523 stub_table_, set_stub_table, stub_table): New vectors and accessor
1525 (Target_powerpc::do_may_relax, do_relax, push_branch,
1526 new_stub_table, stub_tables, brlt_section, group_sections,
1527 add_branch_lookup_table, find_branch_lookup_table,
1528 write_branch_lookup_table, make_brlt_section): New functions.
1529 (Target_powerpc::struct Sort_sections, class Branch_info): New.
1530 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
1531 branch_info_): New vars.
1532 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
1533 make call stubs here.
1534 (Output_data_glink): Remove all call stub handling from this class.
1535 (Target_powerpc::Scan::local, global): Save interesting branch
1536 relocs and relocs for ifunc. Adjust calls to plt entry functions.
1537 (Target_powerpc::do_finalize_sections): Only make reg save/restore
1538 functions on final link.
1539 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
1540 Handle long branch destinations too.
1541 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
1542 do_plt_address_for_local): Adjust lookup of plt call stubs.
1544 2012-11-30 Alan Modra <amodra@gmail.com>
1546 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
1547 relocs against protected symbols when building 32-bit shared libs.
1549 2012-11-30 Alan Modra <amodra@gmail.com>
1551 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
1552 param. Call got_section() to make .got. Update all callers
1553 and their callers and so on.
1555 2012-11-30 Alan Modra <amodra@gmail.com>
1557 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
1558 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
1559 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
1560 value if it already exists.
1562 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1565 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
1567 2012-11-14 Roland McGrath <mcgrathr@google.com>
1569 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
1570 than bfc instruction for data sandboxing.
1572 2012-11-08 Alan Modra <amodra@gmail.com>
1574 * po/POTFILES.in: Regenerate.
1576 2012-11-05 Alan Modra <amodra@gmail.com>
1578 * configure.ac: Apply 2012-09-10 change to config.in here.
1579 * configure: Regenerate.
1581 2012-11-05 Alan Modra <amodra@gmail.com>
1583 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
1584 (struct Opd_ent): Use "Address" rather than "Offset".
1585 (Output_data_got_powerpc::got_base_offset): Return Valtype.
1586 (Target_powerpc::got_section): Make public.
1587 (Target_powerpc::scan_relocs): Move code setting symbols..
1588 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
1589 Create _SDA_BASE_ only when referenced.
1591 2012-11-02 Roland McGrath <mcgrathr@google.com>
1593 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
1596 2012-11-01 Roland McGrath <mcgrathr@google.com>
1598 * target.h (Sized_target::relocate_relocs): Use Elf_Off
1599 for offset_in_output_section parameter.
1600 (Sized_target::relocate_special_relocatable): Likewise.
1601 * arm.cc (Target_arm::relocate_relocs): Likewise.
1602 (Target_arm::relocate_special_relocatable): Likewise.
1603 * i386.cc (Target_i386::relocate_relocs): Likewise.
1604 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
1605 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
1606 * target-reloc.h (relocate_relocs): Likewise.
1607 * testsuite/testfile.cc (Target_test): Likewise.
1608 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
1609 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
1611 * system.h: Move inclusion of <clocale> to after <libintl.h> in
1612 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
1614 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
1615 parameter, which is unused in the [!F_SETFD] case.
1617 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
1618 SYMNDX to off_t before comparing it to this->data_size().
1619 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
1620 * incremental.cc (Output_section_incremental_inputs::do_write):
1621 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
1623 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
1625 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
1627 * gold.cc (Target_arm::do_adjust_elf_header): Add the
1628 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
1631 2012-10-29 Cary Coutant <ccoutant@google.com>
1633 * dwp.cc (usage): Add file and exit status parameters;
1634 add --help and --version options.
1635 (print_version): New function.
1636 (main): Add --help and --version options.
1638 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1640 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
1641 final_layout_sequence.txt.
1642 * testsuite/Makefile.in: Regenerated.
1644 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1646 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
1647 COMPILE generated by automake.
1649 (CXXCOMPILE1): Likewise.
1650 (CXXLINK1): Likewise.
1651 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
1653 (CXXCOMPILE): Likewise.
1654 (CXXLINK): Likewise.
1655 * testsuite/Makefile.in: Regenerated.
1657 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1659 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
1660 on bad fwrite return.
1662 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1664 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
1667 2012-10-23 Cary Coutant <ccoutant@google.com>
1669 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
1670 * testsuite/Makefile.in: Regenerate.
1671 * testsuite/dwp_test.h: New source file.
1672 * testsuite/dwp_test_1.cc: New source file.
1673 * testsuite/dwp_test_1.s: New source file.
1674 * testsuite/dwp_test_1.sh: New source file.
1675 * testsuite/dwp_test_1b.cc: New source file.
1676 * testsuite/dwp_test_1b.s: New source file.
1677 * testsuite/dwp_test_2.cc: New source file.
1678 * testsuite/dwp_test_2.s: New source file.
1679 * testsuite/dwp_test_2.sh: New source file.
1680 * testsuite/dwp_test_main.cc: New source file.
1681 * testsuite/dwp_test_main.s: New source file.
1683 2012-10-23 Cary Coutant <ccoutant@google.com>
1685 * dwp.h: New header file.
1686 * dwp.cc: New source file.
1687 * gold.h: Move shared declarations to system.h.
1688 * system.h: New header file.
1689 * Makefile.am: Add dwp.
1690 * Makefile.in: Regenerate.
1692 2012-10-23 Cary Coutant <ccoutant@google.com>
1694 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
1695 Dwarf_info_reader::read_from_pointer.
1696 (Dwarf_pubnames_table::read_header): Likewise.
1697 (Dwarf_pubnames_table::next_name): Likewise.
1698 (Dwarf_die::read_attributes): Likewise.
1699 (Dwarf_die::skip_attributes): Likewise.
1700 (Dwarf_info_reader::read_from_pointer): New function template.
1701 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
1702 (Dwarf_pubnames_table): Likewise.
1703 (Dwarf_info_reader::read_from_pointer): New function template.
1704 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
1705 Dwarf_pubnames_table ctor.
1707 2012-10-23 Cary Coutant <ccoutant@google.com>
1709 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
1711 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
1713 (Dwarf_info_reader::set_abbrev_shndx): New method.
1714 (Dwarf_info_reader::abbrev_shndx_): New data member.
1716 2012-10-23 Cary Coutant <ccoutant@google.com>
1718 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
1719 from object, not parameters.
1720 (Dwarf_info_reader::parse): Likewise.
1721 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
1722 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
1723 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
1726 2012-10-23 Cary Coutant <ccoutant@google.com>
1728 * fileread.cc (Input_file::Input_file): New constructor.
1729 * fileread.h (class Input_file): Add new constructor.
1731 2012-10-18 Alan Modra <amodra@gmail.com>
1734 * object.cc (Relobj::is_section_name_included): Also match
1735 .sdata personality section.
1737 2012-10-18 Alan Modra <amodra@gmail.com>
1739 * target-reloc.h (class Default_comdat_behavior): New, package up..
1740 (get_comdat_behaviour): ..this.
1741 (relocate_section): Add Relocate_comdat_behavior template arg,
1742 adjust code to suit.
1743 * arm.cc (Target_arm::relocate_section): Adjust to suit.
1744 (Target_arm::scan_reloc_section): Likewise.
1745 * i386.cc (Target_i386::relocate_section): Likewise.
1746 * sparc.cc (Target_sparc::relocate_section): Likewise.
1747 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
1748 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
1749 * powerpc.cc (class Relocate_comdat_behavior): New.
1750 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
1751 gold::relocate_section with new template arg.
1753 2012-10-18 Alan Modra <amodra@gmail.com>
1755 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
1756 dynamic relocs for GOT_TPREL got entries, without symbol if
1758 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
1759 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
1760 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
1762 2012-10-17 Alan Modra <amodra@gmail.com>
1765 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
1767 2012-10-16 Sriraman Tallam <tmsriram@google.com>
1769 * layout.cc (Layout::include_section): Keep sections marked
1770 SHF_EXCLUDE when doing relocatable links.
1772 2012-10-16 Alan Modra <amodra@gmail.com>
1774 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
1775 (Target_powerpc::do_finalize_sections): Call it.
1776 (Output_data_save_res): New class and supporting functions.
1777 (Target_powerpc::symval_for_branch): Only look up .opd entry for
1778 normal symbols defined in object files.
1780 2012-10-12 Alan Modra <amodra@gmail.com>
1782 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
1783 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
1784 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
1785 section if scan_opd_relocs not yet called.
1786 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
1788 2012-10-12 Alan Modra <amodra@gmail.com>
1790 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1791 add_local_ifunc_entry): Revert last change.
1792 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
1794 2012-10-05 Alan Modra <amodra@gmail.com>
1796 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
1797 do_plt_address_for_global): New functions.
1798 (Output_data_got_powerpc::do_write): Don't segfault when linking
1800 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1801 add_local_ifunc_entry): Return true on adding entry..
1802 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
1803 glink->add_entry call. Remove unused symtab param. Adjust calls.
1804 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
1805 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
1806 set up symbols here.
1807 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
1808 syms here. Do so even when no .iplt. Don't segfault when linking
1810 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
1811 new variants without reloc param.
1812 (Glink_sym_ent::Glink_sym_ent): Likewise.
1813 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
1814 reloc when refs will resolve to plt call stub.
1815 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
1816 R_PPC_PLTREL24 to resolve locally.
1817 (Target_powerpc::Scan::global): Correct ifunc handling.
1818 (Target_powerpc::Relocate::relocate): Correct local sym glink
1819 lookup. Don't destroy "value" when we have a plt call stub,
1820 and when checking plt call validity.
1821 (Target_powerpc::do_dynsym_value): Simplify.
1823 2012-10-05 Alan Modra <amodra@gmail.com>
1825 * i386.cc (Output_data_plt_i386::address_for_global,
1826 address_for_local): Add plt offset to returned value. Adjust uses.
1827 * sparc.cc (Output_data_plt_sparc::address_for_global,
1828 address_for_local): Likewise.
1829 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
1830 address_for_local): Likewise.
1831 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
1832 address_for_local): Likewise.
1833 * target.h (Target::plt_address_for_global, plt_address_for_local):
1835 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
1836 (Output_data_got::Got_entry::write): Nor here.
1837 * output.h: Comment fix.
1839 2012-10-02 Jiong Wang <jiwang@tilera.com>
1841 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
1842 global_offset_table_ value for larget got.
1843 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
1845 2012-09-29 Alan Modra <amodra@gmail.com>
1847 * powerpc.cc (Target_powerpc::iplt_): New output section.
1848 (Target_powerpc::iplt_section, make_iplt_section,
1849 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
1850 (Target_powerpc::make_plt_entry): Handle ifunc syms.
1851 Target_powerpc::plt_entry_count): Count iplt entries too.
1852 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
1853 reloc section in constructor. New params.
1854 (Target_powerpc::make_plt_section): Create reloc section here instead.
1855 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
1857 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
1858 (Output_data_glink::add_entry, find_entry): New functions to
1859 deal with local syms.
1860 (Glink_sym_ent): Add support for local syms.
1861 (Output_data_glink::do_write): Handle ifunc plt entries.
1862 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1863 (Target_powerpc::Scan::local, global): Handle ifunc syms.
1864 (Target_powerpc::Relocate::relocate): Likewise.
1865 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
1867 2012-09-25 Alan Modra <amodra@gmail.com>
1869 * object.h (Sized_relobj_file::adjust_local_symbol,
1870 do_adjust_local_symbol): New functions.
1871 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
1872 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
1873 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
1874 and irregular opd entry spacing.
1875 (Powerpc_relobj::do_read_relocs): Add opd size checks.
1876 (Global_symbol_visitor_opd): New functor.
1877 (Target_powerpc::do_finalize_sections): Omit global symbols defined
1878 on deleted opd entries.
1880 2012-09-15 Jiong Wang <jiwang@tilera.com>
1882 * tilegx.cc: New file.
1883 * Makefile.am (TARGETSOURCES): Add tilegx.cc
1884 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
1885 * configure.tgt: Add entries for tilegx*.
1886 * configure.ac: Likewise.
1887 * Makefile.in: Rebuild.
1888 * configure: Likewise.
1889 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
1892 2012-09-13 Alan Modra <amodra@gmail.com>
1894 * target-reloc.h (scan_relocs): Call scan.local for relocs
1895 against symbols in discarded sections. Pass is_discarded
1897 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
1898 Add is_discarded param.
1899 * powerpc (Target_powerpc::Scan::local): Likewise. Use
1900 is_discarded to flag opd entry as discarded. Don't emit dyn
1901 relocs on such entries.
1902 (Target_powerpc::Scan::global): Similarly detect and handle
1904 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
1905 opd_ent_. Update all uses.
1906 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
1907 (Target_powerpc::relocate_section): Zero out discarded opd
1910 2012-09-12 Ian Lance Taylor <iant@google.com>
1913 * output.cc: Rename Output_data_got template parameter from size
1914 to got_size for all functions. Compile all variants of
1916 (Output_data_got::Got_entry::write): Correct use of size for
1917 symbol value. Use local_is_tls rather than casting to
1919 * object.h (class Object): Add local_is_tls and do_local_is_tls.
1920 (class Sized_relobj_file): Add do_local_is_tls.
1921 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
1923 2012-09-11 Alan Modra <amodra@gmail.com>
1926 * layout.cc (Layout::set_segment_offsets): When using
1927 common-page-size alignment, ensure we are on a new max-page-size
1929 * output.cc (Output_segment::set_section_addresses): Use
1930 abi_pagesize, not common_pagesize for relro boundary.
1931 (Output_segment::set_offset): Likewise.
1933 2012-09-11 Alan Modra <amodra@gmail.com>
1935 * output.h (Output_data_got::add_global_tls, add_local_tls,
1936 add_local_tls_pair): New functions.
1937 (Output_data_got::add_local_pair_with_rel): Remove second
1938 reloc param. Expand comment.
1939 (Output_data_got::Got_entry): Rename use_plt_offset_ to
1940 use_plt_or_tls_offset_, similarly for constructor param.
1941 (Output_data_got::Got_entry::write): Add got_index param.
1942 * output.cc (Output_data_got::add_global_tls, add_local_tls,
1943 add_local_tls_pair): New functions.
1944 (Output_data_got::Got_entry::write): Handle tls symbols
1945 with use_plt_or_tls_offset_ set specially.
1946 (Output_data_got::add_local_pair_with_rel): Only one reloc.
1947 (Output_data_got::do_write): Replace iterator with index, pass
1948 index to entry write function.
1949 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
1950 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
1951 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
1953 * i386.cc (Target_i386::Scan::local): Likewise.
1954 * sparc.cc (Target_sparc::Scan::local): Likewise.
1955 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
1956 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
1957 do_tls_offset_for_global): New functions.
1958 (Target_powerpc::Scan::local): Correct TLS relocations and got
1960 (Target_powerpc::Scan::global): Don't emit unnecessary
1961 dynamic relocations on TLS GOT entries.
1963 2012-09-10 Matthias Klose <doko@ubuntu.com>
1965 * config.in: Disable sanity check for kfreebsd.
1967 2012-09-10 Sterling Augustine <saugustine@google.com>
1969 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
1970 (Gdb_index::pubtypes_read): New parameter.
1971 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
1973 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
1976 2012-09-09 Alan Modra <amodra@gmail.com>
1978 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
1979 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
1980 * gc.h (gc_process_relocs): Call target gc_add_reference.
1981 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
1982 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
1983 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
1985 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
1986 to cater for when we don't need code offset. Update use.
1987 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
1988 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
1989 set_opd_valid): New functions.
1990 (Target_powerpc::do_gc_add_reference): New function.
1991 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
1993 (Target_powerpc::do_gc_mark_symbol): New function.
1995 2012-09-06 Cary Coutant <ccoutant@google.com>
1997 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
1998 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
1999 (Dwarf_die::skip_attributes): Likewise.
2000 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
2001 * testsuite/gdb_index_test.cc (inline_func_1): New function.
2003 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
2005 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
2007 * testsuite/script_test_3.t: Add .got.plt output section
2009 * testsuite/script_test_4.t: Likewise.
2011 2012-09-05 Alan Modra <amodra@gmail.com>
2013 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
2014 update all uses and lose "enum" when using type.
2016 2012-09-05 Alan Modra <amodra@gmail.com>
2018 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
2019 * configure: Regenerate.
2020 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
2021 (plugin_final_layout.stdout): Likewise.
2022 (memory_test): Set page sizes to 0x1000.
2023 * testsuite/Makefile.in: Regenerate.
2024 * testsuite/discard_locals_test.sh: Add FIXME comment.
2025 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
2026 * testsuite/pr14265.t: Add .got output section statement.
2027 * testsuite/script_test_2.t: Likewise.
2028 * testsuite/script_test_3.t: Likewise.
2029 * testsuite/script_test_4.t: Likewise.
2030 * testsuite/script_test_5.t: Likewise.
2031 * testsuite/script_test_6.t: Likewise.
2032 * testsuite/script_test_7.t: Likewise.
2033 * testsuite/script_test_9.t: Likewise.
2035 2012-09-05 Alan Modra <amodra@gmail.com>
2037 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
2038 (Powerpc_relocate_functions::Status): New typedef.
2039 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2040 (Target_powerpc::Scan::local): Handle REL64.
2041 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
2042 for REL32 and REL64.
2043 (Target_powerpc::symval_for_branch): New function, extracted from..
2044 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
2045 checks. Report overflow errors.
2047 2012-09-05 Alan Modra <amodra@gmail.com>
2049 * object.h (Sized_relobj_file::emit_relocs): Delete.
2050 (Sized_relobj_file::emit_relocs_reltype): Delete.
2051 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
2052 relocate_relocs for --emit-relocs.
2053 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
2054 * output.h: Update comment.
2055 (Output_segment::first_section): New function.
2056 (Output_segment::first_section_load_address): Use first_section.
2057 * output.cc (Output_segment::first_section): New function extracted..
2058 (Output_segment::first_section_load_address): ..from here. Delete.
2059 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
2060 * target.h (Sized_target::relocate_for_relocatable): Likewise.
2061 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
2062 adjust call to target.h function.
2063 * i386.cc (Target_i386): Likewise.
2064 * sparc.cc (Target_sparc): Likewise.
2065 * x86_64.cc (Target_x86_64): Likewise.
2066 * powerpc.cc (Target_powerpc): Likewise.
2067 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
2068 first tls section has section symbol for optimised local dynamic
2070 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
2071 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
2073 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
2074 Rename to relocate_relocs. Update error message.
2076 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
2078 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
2081 2012-08-31 Alan Modra <amodra@gmail.com>
2083 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
2084 (Powerpc_relobj::toc_base_offset): New stub function.
2085 (Target_powerpc): Add tp_offset, dtp_offset. Rename
2086 got_mod_index_offset to tlsld_got_offset. Update all refs.
2087 (Target_powerpc::Relocate::enum skip_tls): New.
2088 (Target_powerpc::call_tls_get_addr_): New var.
2089 (Target_powerpc::is_branch_reloc): Move to file scope.
2090 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
2091 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
2093 (Target_powerpc::enum Got_type): Delete old values, add new ones.
2094 (powerpc_info): Correct common_pagesize for ppc64.
2095 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
2096 (Powerpc_relocate_functions): Add overflow check enums and functions.
2097 Add non-shift version of rela, rela_ua. Delete all rel public
2098 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
2099 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
2100 addr16_ha3, addr14 functions.
2101 (Output_data_got_powerpc::add_constant_pair): New function.
2102 (Output_data_got_powerpc::got_base_offset): Likewise.
2103 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
2104 (instruction constants): Sort, add some more.
2105 (Output_data_glink::do_write): Add and use Address typedef. Use
2106 object->toc_base_offset() stub for 64-bit.
2107 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
2108 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2109 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
2110 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
2111 Always treat .opd relocs as against locally defined symbol.
2112 Correct condition for RELATIVE relocs.
2113 (Target_powerpc::do_finalize_sections): Test for NULL sections.
2114 (Target_powerpc::Relocate::relocate): Use plt call stub as value
2115 for 32-bit syms with a plt entry. Correct ppc64 toc base
2116 calculations. Handle TLS relocs, and more. Add overflow
2117 checking and adjust for Powerpc_relocate_functions changes.
2118 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
2119 Reinstate --emit-relocs code with FIXME.
2121 2012-08-30 Alan Modra <amodra@gmail.com>
2123 * layout.cc (Layout::set_segment_offsets): Set p_align to
2124 abi_pagesize, not common_pagesize.
2125 (Layout::relaxation_loop_body): Similarly use abi_pagesize
2126 to determine whether file header can go in segment.
2128 2012-08-30 Alan Modra <amodra@gmail.com>
2130 * output.h (Output_reloc::Output_reloc <output section>): Add
2131 is_relative param. Adjust calls.
2132 (Output_reloc::add_output_section_relative): New functions.
2133 * output.cc (Output_reloc::Output_reloc <output section>): Handle
2135 (Output_reloc::symbol_value): Handle SECTION_CODE.
2137 2012-08-24 Sriraman Tallam <tmsriram@google.com>
2139 * gold.cc (queue_middle_tasks): Call layout again when unique
2140 segments for sections is desired.
2141 * layout.cc (Layout::Layout): Initialize new members.
2142 (Layout::get_output_section_flags): New function.
2143 (Layout::choose_output_section): Call get_output_section_flags.
2144 (Layout::layout): Make output section for mapping to a unique segment.
2145 (Layout::insert_section_segment_map): New function.
2146 (Layout::attach_allocated_section_to_segment): Make unique segment for
2147 output sections marked so.
2148 (Layout::segment_precedes): Check for unique segments when sorting.
2149 * layout.h (Layout::Unique_segment_info): New struct.
2150 (Layout::Section_segment_map): New typedef.
2151 (Layout::insert_section_segment_map): New function.
2152 (Layout::get_output_section_flags): New function.
2153 (Layout::is_unique_segment_for_sections_specified): New function.
2154 (Layout::set_unique_segment_for_sections_specified): New function.
2155 (Layout::unique_segment_for_sections_specified_): New member.
2156 (Layout::section_segment_map_): New member.
2157 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
2158 Rename is_gc_pass_one to is_pass_one.
2159 Rename is_gc_pass_two to is_pass_two.
2160 Rename is_gc_or_icf to is_two_pass.
2161 Check for which pass based on whether symbols data is present.
2162 Make it two pass when unique segments for sections is desired.
2163 * output.cc (Output_section::Output_section): Initialize new
2165 * output.h (Output_section::is_unique_segment): New function.
2166 (Output_section::set_is_unique_segment): New function.
2167 (Output_section::is_unique_segment_): New member.
2168 (Output_section::extra_segment_flags): New function.
2169 (Output_section::set_extra_segment_flags): New function.
2170 (Output_section::extra_segment_flags_): New member.
2171 (Output_section::segment_alignment): New function.
2172 (Output_section::set_segment_alignment): New function.
2173 (Output_section::segment_alignment_): New member.
2174 (Output_segment::Output_segment): Initialize is_unique_segment_.
2175 (Output_segment::is_unique_segment): New function.
2176 (Output_segment::set_is_unique_segment): New function.
2177 (Output_segment::is_unique_segment_): New member.
2178 * plugin.cc (allow_unique_segment_for_sections): New function.
2179 (unique_segment_for_sections): New function.
2180 (Plugin::load): Add new functions to transfer vector.
2181 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
2182 * Makefile.in: Regenerate.
2183 * testsuite/plugin_final_layout.sh: Check if unique segment
2184 functionality works.
2185 * testsuite/plugin_section_order.c (onload): Check if new interfaces
2187 (allow_unique_segment_for_sections): New global.
2188 (unique_segment_for_sections): New global.
2189 (claim_file_hook): Call allow_unique_segment_for_sections.
2190 (all_symbols_read_hook): Call unique_segment_for_sections.
2192 2012-08-22 Cary Coutant <ccoutant@google.com>
2194 * layout.cc (Layout::include_section): Don't assert on GROUP
2195 sections with --emit-relocs.
2197 2012-08-21 Cary Coutant <ccoutant@google.com>
2199 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
2200 if --export-dynamic-symbol names an undef symbol.
2202 2012-08-18 Alan Modra <amodra@gmail.com>
2204 * powerpc.cc: Formatting and white space.
2205 (Powerpc_relobj): Rename got2_section_ to special_.
2206 Add opd_ent_shndx_ and opd_ent_off_ vectors.
2207 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
2208 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
2209 (Target_powerpc): Add Address typedef and invalid_address. Use
2211 (Target_powerpc::is_branch_reloc): New function.
2212 (Powerpc_relocate_functions): Add Address typedef, use throughout.
2213 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
2214 for dst_mask, value and addend.
2215 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
2216 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
2217 (Output_data_glink::do_write): Correct toc base. Don't try to use
2218 uint16_t for 24-bit offset. Use get_output_section_offset and
2220 (Target_powerpc::Scan::local): Handle more relocs.
2221 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
2222 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
2223 Plug in toc restoring insn after plt calls. Translate branches
2224 to function descriptor symbols to corresponding entry point.
2225 (Target_powerpc::relocate_for_relocatable): Check return from
2226 get_output_section_offset.
2227 * symtab.h: Comment typo.
2229 2012-08-14 Ian Lance Taylor <iant@google.com>
2231 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
2232 unsupported_relocal_local to call unsupported_reloc_global.
2234 2012-08-14 Nick Clifton <nickc@redhat.com>
2237 * script-sections.cc (Sections_element::output_section_name): Add
2238 keep return parameter.
2239 (Output_section_element::match_name): Add keep return parameter.
2240 Return the value of the keep_ member.
2241 * script-sections.h (class Output_section): Update
2242 output_section_name prototype.
2243 * layout.cc (Layout::keep_input_section): New public member
2245 (Layout::choose_output_section): Pass keep parameter to
2246 output_section_name.
2247 * layout.h (class Layout): Add keep_input_section.
2248 * object.cc (Sized_relobj_file::do_layout): Check for kept input
2250 * testsuite/Makefile.am: Add a test.
2251 * testsuite/Makefile.in: Regenerate.
2252 * testsuite/pr14265.c: Source file for the test.
2253 * testsuite/pr14265.t: Linker script for the test.
2254 * testsuite/pr14265.sh: Shell script for the test.
2256 2012-08-14 Alan Modra <amodra@gmail.com>
2258 * target.h (Target::output_section_name): New function.
2259 (Target::do_output_section_name): New function.
2260 * layout.cc (Layout::choose_output_section): Call the above.
2261 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
2263 2012-08-14 Alan Modra <amodra@gmail.com>
2265 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
2266 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
2267 for replace_constant call.
2268 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
2269 (Output_data_glink::do_print_to_mapfile): New function.
2270 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
2271 (Target_powerpc::Relocate::relocate): Likewise.
2273 2012-08-14 Alan Modra <amodra@gmail.com>
2275 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
2276 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
2277 (Output_data_glink::add_entry,find_entry): Remove shndx param.
2278 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
2279 all references to shndx_. Handle special case for R_PPC_PLTREL24
2281 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
2282 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
2283 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
2285 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
2286 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
2288 2012-08-12 Alan Modra <amodra@gmail.com>
2290 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
2291 (glink insn constants): Use uint32_t.
2292 (Output_data_glink::add_entry): Use insert, not [] operator.
2294 2012-08-11 Alan Modra <amodra@gmail.com>
2296 * object.h (Sized_relobj_file::find_shdr): New function.
2297 (Sized_relobj_file::find_special_sections): New function.
2298 * object.cc (Sized_relobj_file::find_shdr): New function.
2299 (Sized_relobj_file::find_eh_frame): Use find_shdr.
2300 (Sized_relobj_file::find_special_sections): New function, split out..
2301 (Sized_relobj_file::do_read_symbols): ..from here.
2302 * output.h (Output_data_got::replace_constant): New function.
2303 (Output_data_got::num_entries): New function.
2304 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
2305 (Output_data_got::got_offset): Protected rather than private.
2306 (Output_data_got::replace_got_entry): New function.
2307 * output.cc (Output_data_got::replace_got_entry): New function.
2308 * powerpc.cc (class Powerpc_relobj): New.
2309 (class Powerpc_relocate_functions): Delete all psymval variants or
2310 convert to value,addend type. Delete pcrela, pcrela_unaligned.
2311 Implement _ha functions using corresponding _hi function.
2312 (Powerpc_relobj::find_special_sections): New function.
2313 (Target_powerpc::do_make_elf_object): New function.
2314 (class Output_data_got_powerpc): New.
2315 (class Output_data_glink): New.
2316 (class Powerpc_scan_relocatable_reloc): New.
2317 Many more changes througout file.
2319 2012-08-09 Nick Clifton <nickc@redhat.com>
2321 * po/vi.po: Updated Vietnamese translation.
2323 2012-08-07 Ian Lance Taylor <iant@google.com>
2325 * layout.cc (Layout::add_target_dynamic_tags): If
2326 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
2329 2012-07-30 Nick Clifton <nickc@redhat.com>
2331 * po/gold.pot: Updated template.
2332 * po/es.po: Updated Spanish translation.
2334 2012-07-18 Cary Coutant <ccoutant@google.com>
2337 * configure.ac: Add check for -gpubnames support.
2338 * configure: Regenerate.
2339 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
2340 support; force -gno-pubnames.
2341 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
2343 (gdb_index_test_4): New test.
2344 * testsuite/Makefile.in: Regenerate.
2345 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
2346 * testsuite/gdb_index_test_2.sh: Likewise.
2347 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
2348 * testsuite/gdb_index_test_4.sh: New script.
2349 * testsuite/gdb_index_test_comm.sh: New script with common code;
2350 don't look for space after colon.
2352 2012-07-16 Sriraman Tallam <tmsriram@google.com>
2354 * gold.cc (queue_middle_tasks): Update function order only after
2355 deferred objects due to plugins are processed.
2357 2012-07-11 Ian Lance Taylor <iant@google.com>
2359 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
2360 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
2361 (Target_arm::scan_reloc_for_stub): Likewise.
2362 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
2363 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
2364 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
2365 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
2366 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
2368 2012-07-10 Dodji Seketeli <dodji@redhat.com>
2369 Ian Lance Taylor <iant@google.com>
2372 * configure.ac: Test whether std::tr1::hash<off_t> works.
2373 * gold.h: Add a specialization for std::tr1::hash<off_t> if
2375 * output.h (class Output_fill): Add virtual destructor.
2376 * configure, config.in: Rebuild.
2378 2012-06-22 Roland McGrath <mcgrathr@google.com>
2380 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
2382 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
2384 * plugin.cc (Plugin::load): Handle position independent executables.
2386 2012-06-06 Cary Coutant <ccoutant@google.com>
2388 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
2390 (lines_only_debug_sections): Likewise.
2391 (gdb_fast_lookup_sections): New static array.
2392 (is_gdb_debug_section): Rename formal parameter.
2393 (is_lines_only_debug_section): Likewise.
2394 (is_gdb_fast_lookup_section): New function.
2395 (Layout::include_section): Check for ".zdebug_" prefix; pass
2396 section name suffix to is_gdb_debug_section, et al.; check for
2397 fast-lookup sections when building .gdb_index.
2398 * options.h (--strip-debug-gdb): Update GDB version number.
2400 2012-06-06 Cary Coutant <ccoutant@google.com>
2402 * configure.ac: Add check for fallocate.
2403 * configure: Regenerate.
2404 * config.in: Regenerate.
2406 * options.h (class General_options): Add --mmap-output-file and
2407 --posix-fallocate options.
2408 * output.cc: (posix_fallocate): Remove; replace with...
2409 (gold_fallocate): New function.
2410 (Output_file::map_no_anonymous): Call gold_fallocate.
2411 (Output_file::map): Check --mmap-output-file option.
2413 2012-06-05 Jing Yu <jingyu@google.com>
2415 * gold.h (textdomain): Add do {} to empty while(0).
2416 (bindtextdomain): Likewise.
2418 2012-06-04 Cary Coutant <ccoutant@google.com>
2420 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
2423 2012-05-25 Sriraman Tallam <tmsriram@google.com>
2425 * symtab.cc (Symbol_table::define_special_symbol):
2426 Initialize *poldsym to prevent uninitialized variable errors.
2428 2012-05-23 Cary Coutant <ccoutant@google.com>
2430 * layout.cc (Layout::section_name_mapping): Add rules to handle
2431 exact match on .data.rel.ro.local or .data.rel.ro.
2432 (Layout::output_section_name): Check for exact matches.
2434 2012-05-23 Cary Coutant <ccoutant@google.com>
2436 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
2439 2012-05-22 Cary Coutant <ccoutant@google.com>
2441 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
2442 object before exporting symbol.
2444 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2446 * testsuite/tls_test.cc: Include "config.h" first.
2447 * testsuite/tls_test_c.c: Likewise.
2449 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
2450 Nick Clifton <nickc@redhat.com>
2453 * configure.in: Add check that sysdep.h has been included before
2454 any system header files.
2455 * configure: Regenerate.
2456 * config.in: Regenerate.
2458 2012-05-14 Cary Coutant <ccoutant@google.com>
2460 * layout.cc (Layout::make_output_section): Mark .tdata section
2462 * testsuite/relro_test.cc: Add a TLS variable.
2464 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
2467 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
2468 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
2471 2012-05-08 Cary Coutant <ccoutant@google.com>
2473 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
2474 (lines_only_debug_sections): Likewise.
2476 2012-05-02 Roland McGrath <mcgrathr@google.com>
2478 * nacl.cc: New file.
2480 * Makefile.am (CCFILES, HFILES): Add them.
2481 * Makefile.in: Regenerate.
2482 * i386.cc (Output_data_plt_i386_nacl): New class.
2483 (Output_data_plt_i386_nacl_exec): New class.
2484 (Output_data_plt_i386_nacl_dyn): New class.
2485 (Target_i386_nacl): New class.
2486 (Target_selector_i386_nacl): New class.
2487 (target_selector_i386): Use it instead of Target_selector_i386.
2488 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
2489 (Target_x86_64_nacl): New class.
2490 (Target_selector_x86_64_nacl): New class.
2491 (target_selector_x86_64, target_selector_x32): Use it instead of
2492 Target_selector_x86_64.
2493 * arm.cc (Output_data_plt_arm_nacl): New class.
2494 (Target_arm_nacl): New class.
2495 (Target_selector_arm_nacl): New class.
2496 (target_selector_arm, target_selector_armbe): Use it instead of
2497 Target_selector_arm.
2499 * target-select.cc (select_target): Take new Input_file* and off_t
2500 arguments, pass them on to recognize method of selector.
2501 * object.cc (make_elf_sized_object): Update caller.
2502 * parameters.cc (parameters_force_valid_target): Likewise.
2503 * incremental.cc (make_sized_incremental_binary): Likewise.
2504 * target-select.h: Update decl.
2505 (Target_selector::recognize): Take new Input_file* argument,
2506 pass it on to do_recognize.
2507 (Target_selector::do_recognize): Take new Input_file* argument.
2508 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
2509 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
2510 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
2511 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
2513 * target.h (Target::Target_info): New members isolate_execinstr
2515 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
2516 * arm.cc (Target_arm::arm_info): Update initializer.
2517 * i386.cc (Target_i386::i386_info): Likewise.
2518 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
2519 * sparc.cc (Target_sparc::sparc_info): Likewise.
2520 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2521 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
2522 * layout.cc (Layout::attach_allocated_section_to_segment):
2523 Take new const Target* argument. If target->isolate_execinstr(), act
2525 (Layout::find_first_load_seg): Take new const Target* argument;
2526 if target->isolate_execinstr(), reject PF_X segments.
2527 (Layout::relaxation_loop_body): Update caller.
2528 (Layout::set_segment_offsets): If target->isolate_execinstr(),
2529 reset file offset to zero when we hit LOAD_SEG, and then do a second
2530 loop over the segments before LOAD_SEG to reassign offsets after
2531 addresses have been determined. Handle target->rosegment_gap().
2532 (Layout::attach_section_to_segment): Take new const Target* argument;
2533 pass it to attach_allocated_section_to_segment.
2534 (Layout::make_output_section): Update caller.
2535 (Layout::attach_sections_to_segments): Take new const Target* argument;
2536 pass it to attach_section_to_segment.
2537 * gold.cc (queue_middle_tasks): Update caller.
2538 * layout.h (Layout): Update method decls with new arguments.
2540 * arm.cc (Target_arm::Target_arm): Take optional argument for the
2541 Target_info pointer to use.
2542 (Target_arm::do_make_data_plt): New virtual method.
2543 (Target_arm::make_data_plt): New method that calls it.
2544 (Target_arm::make_plt_entry): Use it.
2545 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
2546 for the section alignment.
2547 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
2549 (Output_data_plt_arm::first_plt_entry_offset): Call it.
2550 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
2552 (Output_data_plt_arm::get_plt_entry_size): Call it.
2553 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
2554 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
2555 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
2557 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
2558 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
2559 method instead of sizeof(plt_entry).
2560 (Output_data_plt_arm::add_entry): Likewise.
2561 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
2562 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
2564 (Target_arm::plt_entry_size): Likewise.
2565 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
2567 (Output_data_plt_arm_standard): ... here, new class.
2568 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
2569 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
2570 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
2572 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2573 Take additional argument for the PLT entry size.
2574 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
2575 Use get_plt_entry_size method rather than plt_entry_size variable.
2576 (Output_data_plt_x86_64::reserve_slot): Likewise.
2577 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
2578 (Output_data_plt_x86_64::add_entry): Likewise.
2579 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
2580 (Output_data_plt_x86_64::address_for_global): Likewise.
2581 (Output_data_plt_x86_64::address_for_local): Likewise.
2582 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2583 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
2584 Make method non-static.
2585 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
2587 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
2588 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
2589 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
2590 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
2592 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
2593 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
2595 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
2596 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
2598 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
2599 (Output_data_plt_x86_64::plt_entry_size)
2600 (Output_data_plt_x86_64::first_plt_entry)
2601 (Output_data_plt_x86_64::plt_entry)
2602 (Output_data_plt_x86_64::tlsdesc_plt_entry)
2603 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
2604 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
2605 (Output_data_plt_x86_64_standard): ... here, new class.
2606 (Target_x86_64::Target_x86_64): Take optional argument for the
2607 Target_info pointer to use.
2608 (Target_x86_64::do_make_data_plt): New virtual method.
2609 (Target_x86_64::make_data_plt): New method to call it.
2610 (Target_x86_64::init_got_plt_for_update): Use that.
2611 Call this->plt_->add_eh_frame method here.
2612 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
2613 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
2614 rather than static method.
2615 (Target_x86_64::plt_entry_size): Likewise.
2616 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
2617 rather than plt_entry_size variable. Move guts of PLT filling to...
2618 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
2619 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
2620 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
2622 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
2623 additional argument for the section alignment.
2624 Don't do add_eh_frame_for_plt here.
2625 (Output_data_plt_i386::first_plt_entry_offset): Make the method
2626 non-static. Use get_plt_entry_size method rather than plt_entry_size
2628 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
2630 (Output_data_plt_i386::get_plt_entry_size): Call it.
2631 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
2632 (Output_data_plt_i386::add_eh_frame): New method to call it.
2633 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
2635 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
2636 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
2638 (Output_data_plt_i386::fill_plt_entry): New method to call it.
2639 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
2640 method instead of plt_entry_size.
2641 (Output_data_plt_i386::plt_entry_size)
2642 (Output_data_plt_i386::plt_eh_frame_fde_size)
2643 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
2644 (Output_data_plt_i386_standard): ... here, new class.
2645 (Output_data_plt_i386_exec): New class.
2646 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
2647 (Output_data_plt_i386_exec::first_plt_entry): ... here.
2648 (Output_data_plt_i386::exec_plt_entry): Move to ...
2649 (Output_data_plt_i386_exec::plt_entry): ... here.
2650 (Output_data_plt_i386_dyn): New class.
2651 (Output_data_plt_i386::first_plt_entry): Move to ...
2652 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
2653 (Output_data_plt_i386::dyn_plt_entry): Move to ...
2654 (Output_data_plt_i386_dyn::plt_entry): ... here.
2655 (Target_i386::Target_i386): Take optional argument for the Target_info
2657 (Target_i386::do_make_data_plt): New virtual method.
2658 (Target_i386::make_data_plt): New method to call it.
2659 (Target_i386::make_plt_section): Use that.
2660 Call this->plt_->add_eh_frame method here.
2661 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
2662 rather than plt_entry_size variable.
2663 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
2664 (Output_data_plt_i386::address_for_local): Likewise.
2665 (Output_data_plt_i386::do_write): Likewise.
2666 Move guts of PLT filling to...
2667 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
2668 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
2669 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
2670 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
2672 2012-05-01 Cary Coutant <ccoutant@google.com>
2674 * dwarf_reader.cc (Dwarf_die::read_attributes)
2675 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
2676 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
2677 * reduced_debug_output.cc
2678 (Output_reduced_debug_info_section::get_die_end): Remove
2679 DW_FORM_GNU_ref_index. Add default case.
2681 2012-04-26 Mark Wielaard <mjw@redhat.com>
2683 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
2684 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
2685 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
2686 DW_AT_high_pc as offset from DW_AT_low_pc.
2688 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
2689 * testsuite/Makefile.in: Regenerate.
2690 * testsuite/gdb_index_test_3.c: New test source file.
2691 * testsuite/gdb_index_test_3.sh: New test source file.
2693 2012-04-25 Ian Lance Taylor <iant@google.com>
2695 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
2697 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
2698 as a class, not a struct.
2699 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
2700 (Target_arm::apply_cortex_a8_workaround): Likewise.
2701 * gc.h: Declare Reloc_types as a struct, not a class.
2702 * object.h: Declare Symbols_data as a struct.
2703 * reloc.h: Declare Read_relocs_data as a struct.
2704 * target.h: Declare Relocate_info as a struct.
2706 2012-04-24 David S. Miller <davem@davemloft.net>
2708 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
2709 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
2712 2012-04-24 Cary Coutant <ccoutant@google.com>
2714 * incremental-dump.cc (find_input_containing_global): Replace
2715 magic number with symbolic constant.
2716 (dump_incremental_inputs): Update version number.
2717 * incremental.cc (Output_section_incremental_inputs): Update version
2718 number; import symbolic constants from Incremental_inputs_reader.
2719 (Incremental_inputs::create_data_sections): Align relocations
2720 section correctly for 64-bit targets.
2721 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
2722 constants; add padding.
2723 (Output_section_incremental_inputs::write_header): Add assert for
2725 (Output_section_incremental_inputs::write_input_files): Add assert
2726 for input_entry_size.
2727 (Output_section_incremental_inputs::write_info_blocks): Add padding;
2728 add assert for object_info_size, input_section_entry_size,
2729 global_sym_entry_size.
2730 * incremental.h (Incremental_inputs_reader): Add symbolic constants
2731 for data structure sizes; use them.
2732 (Incremental_input_entry_reader): Import symbolic constants from
2733 Incremental_inputs_reader; use them.
2735 2012-04-23 David S. Miller <davem@davemloft.net>
2737 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
2739 (Target_sparc::Target_sparc): Initialize new fields.
2740 (Target_sparc::do_make_elf_object): New function.
2741 (Target_sparc::do_adjust_elf_header): New function.
2743 2012-04-23 Cary Coutant <ccoutant@google.com>
2745 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
2746 CU range table of gdb index.
2748 2012-04-20 David S. Miller <davem@davemloft.net>
2750 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
2753 2012-04-16 David S. Miller <davem@davemloft.net>
2755 * sparc.cc (Target_sparc::got_address): New function.
2756 (Sparc_relocate_functions::gdop_hix22): New function.
2757 (Sparc_relocate_functions::gdop_lox10): New function.
2758 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
2760 (Target_sparc::Scan::local): Likewise if the global symbol is not
2761 preemptible and is not IFUNC.
2762 (Target_sparc::Relocate::relocate): Perform GOTDATA code
2763 transformations for local and non-preemptible non-IFUNC global
2766 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
2767 writing out 64-bit part of ranges.
2769 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
2770 -fpic and -fpie respectively.
2771 * Makefile.in: Regenerate.
2773 * sparc.cc (class Target_sparc): Add rela_ifunc_.
2774 (Target_sparc::Target_sparc): Initialize new field.
2775 (Target_sparc::do_plt_section_for_global): New function.
2776 (Target_sparc::do_plt_section_for_local): New function.
2777 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
2778 (Target_sparc::make_plt_section): New function, broken out of
2779 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
2780 (Target_sparc::make_plt_entry): Call make_plt_section.
2781 (Target_sparc::make_local_ifunc_plt_entry): New function.
2782 (Target_sparc::rela_ifunc_section): New function.
2783 (Target_sparc::plt_section): Remove const.
2784 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
2785 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
2786 and ifunc_count_ fields.
2787 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
2788 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
2789 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
2790 (Output_data_plt_sparc::rela_ifunc): New function.
2791 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
2792 (Output_data_plt_sparc::has_ifunc_section): New function.
2793 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
2794 (Output_data_plt_sparc::address_for_global): New function.
2795 (Output_data_plt_sparc::address_for_local): New function.
2796 (Output_data_plt_sparc::plt_index_to_offset): New function.
2797 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
2799 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
2801 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
2802 R_SPARC_JMP_IREL to switch.
2803 (Target_sparc::Scan::check_non_pic): Likewise.
2804 (Target_sparc::Scan::local): Handle IFUNC symbols.
2805 (Target_sparc::Scan::local): Likewise.
2806 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
2807 and plt_address_for_local.
2808 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
2809 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
2811 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
2812 (class Output_data_reloc): Adjust calls to Output_reloc_type.
2813 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
2814 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
2816 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
2817 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
2819 * sparc.cc (Target_sparc::Scan::global): Likewise.
2820 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2822 2012-04-16 Cary Coutant <ccoutant@google.com>
2824 * archive.cc (Library_base::should_include_member): Check for
2825 --export-dynamic-symbol.
2826 * options.h (class General_options): Add --export-dynamic-symbol.
2827 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
2828 --export-dynamic-symbol.
2829 (Symbol_table::gc_mark_undef_symbols): Likewise.
2830 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
2832 2012-04-12 David S. Miller <davem@davemloft.net>
2834 * sparc.cc (Reloc::wdisp10): New relocation method.
2835 (Reloc::h34): Likewise.
2836 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
2837 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
2839 (Target_sparc::Scan::local): Likewise.
2840 (Target_sparc::Scan::global): Likewise.
2841 (Target_sparc::Relocate::relocate): Likewise.
2843 2012-04-09 Cary Coutant <ccoutant@google.com>
2845 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
2848 2012-04-06 Ian Lance Taylor <iant@google.com>
2850 * timer.cc: #include <unistd.h>.
2852 2012-04-06 Roland McGrath <mcgrathr@google.com>
2854 * configure.in (AC_CHECK_HEADERS): Add locale.h.
2855 * config.in: Regenerate.
2856 * configure: Regenerate.
2858 2012-04-05 Nick Clifton <nickc@redhat.com>
2860 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
2861 (AM_LC_MESSAGES): Add.
2862 * aclocal.m4: Regenerate.
2863 * config.in: Regenerate.
2864 * configure: Regenerate.
2866 2012-03-21 Cary Coutant <ccoutant@google.com>
2868 * Makefile.am: Add gdb-index.cc, gdb-index.h.
2869 * Makefile.in: Regenerate.
2870 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
2871 (Sized_elf_reloc_mapper::symbol_section): New function.
2872 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
2873 (make_elf_reloc_mapper): New function.
2874 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
2875 (Dwarf_abbrev_table::do_read_abbrevs): New function.
2876 (Dwarf_abbrev_table::do_get_abbrev): New function.
2877 (Dwarf_ranges_table::read_ranges_table): New function.
2878 (Dwarf_ranges_table::read_range_list): New function.
2879 (Dwarf_pubnames_table::read_section): New function.
2880 (Dwarf_pubnames_table::read_header): New function.
2881 (Dwarf_pubnames_table::next_name): New function.
2882 (Dwarf_die::Dwarf_die): New function.
2883 (Dwarf_die::read_attributes): New function.
2884 (Dwarf_die::skip_attributes): New function.
2885 (Dwarf_die::set_name): New function.
2886 (Dwarf_die::set_linkage_name): New function.
2887 (Dwarf_die::attribute): New function.
2888 (Dwarf_die::string_attribute): New function.
2889 (Dwarf_die::int_attribute): New function.
2890 (Dwarf_die::uint_attribute): New function.
2891 (Dwarf_die::ref_attribute): New function.
2892 (Dwarf_die::child_offset): New function.
2893 (Dwarf_die::sibling_offset): New function.
2894 (Dwarf_info_reader::check_buffer): New function.
2895 (Dwarf_info_reader::parse): New function.
2896 (Dwarf_info_reader::do_parse): New function.
2897 (Dwarf_info_reader::do_read_string_table): New function.
2898 (Dwarf_info_reader::lookup_reloc): New function.
2899 (Dwarf_info_reader::get_string): New function.
2900 (Dwarf_info_reader::visit_compilation_unit): New function.
2901 (Dwarf_info_reader::visit_type_unit): New function.
2902 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
2903 Sized_elf_reloc_mapper.
2904 (Sized_dwarf_line_info::symbol_section): Remove function.
2905 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
2906 (Sized_dwarf_line_info::read_line_mappings): Remove object
2907 parameter, adjust callers.
2908 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
2909 * dwarf_reader.h: Include <sys/types.h>.
2910 (class Track_relocs): Remove forward declaration.
2911 (class Elf_reloc_mapper): New class.
2912 (class Sized_elf_reloc_mapper): New class.
2913 (class Dwarf_abbrev_table): New class.
2914 (class Dwarf_range_list): New class.
2915 (class Dwarf_ranges_table): New class.
2916 (class Dwarf_pubnames_table): New class.
2917 (class Dwarf_die): New class.
2918 (class Dwarf_info_reader): New class.
2919 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
2920 (Sized_dwarf_line_info::symbol_section): Remove member function.
2921 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
2923 * gdb-index.cc: New source file.
2924 * gdb-index.h: New source file.
2925 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
2926 and .debug_types sections, call Layout::add_to_gdb_index.
2927 (Sized_relobj_incr::do_section_name): Implement.
2928 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
2929 return type; Implement.
2930 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
2932 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
2933 parameter list and return type.
2934 (Sized_incr_dynobj::do_section_contents): Likewise.
2935 * layout.cc: Include gdb-index.h.
2936 (Layout::Layout): Initialize gdb_index_data_.
2937 (Layout::init_fixed_output_section): Check for .gdb_index section.
2938 (Layout::add_to_gdb_index): New function. Instantiate.
2939 * layout.h: Add forward declaration for class Gdb_index.
2940 (Layout::add_to_gdb_index): New member function.
2941 (Layout::gdb_index_data_): New data member.
2942 * main.cc: Include gdb-index.h.
2943 (main): Print statistics for gdb index.
2944 * object.cc (Object::section_contents): Move code into
2945 do_section_contents.
2946 (need_decompressed_section): Check for sections needed when building
2948 (build_compressed_section_map): Likewise.
2949 (Sized_relobj_file::do_read_symbols): Need local symbols when building
2951 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
2952 sections; call Layout::add_to_gdb_index.
2953 (Sized_relobj_file::do_decompressed_section_contents): Call
2954 do_section_contents directly.
2955 * object.h (Object::do_section_contents): Adjust parameter list and
2957 (Object::do_decompressed_section_contents): Call do_section_contents
2959 (Sized_relobj_file::do_section_contents): Adjust parameter list and
2961 * options.h (class General_options): Add --gdb-index option.
2962 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
2963 list and return type.
2964 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
2965 * reloc.h (Track_relocs::checkpoint): New function.
2966 (Track_relocs::reset): New function.
2968 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
2970 * testsuite/Makefile.in: Regenerate.
2971 * testsuite/gdb_index_test.cc: New test source file.
2972 * testsuite/gdb_index_test_1.sh: New test source file.
2973 * testsuite/gdb_index_test_2.sh: New test source file.
2975 2012-03-19 Doug Kwan <dougkwan@google.com>
2977 * arm.cc (Target_arm::do_define_standard_symbols): New method.
2978 (Target_arm::do_finalize_sections): Remove code which defines
2979 __exidx_start and __exidx_end. Make symbol table parameter
2980 anonymous as it is not used.
2981 * gold.cc (queue_middle_tasks): Call target hook to define any
2982 target-specific symbols.
2983 * target.h (Target::define_standard_symbols): New method.
2984 (Target::do_define_standard_symbols): Same.
2985 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
2986 * testsuite/Makefile.in: Regenerate.
2987 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
2989 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
2990 relocations are generated for __exidx_start and __exidx_end.
2992 2012-03-16 Doug Kwan <dougkwan@google.com>
2994 * testsuite/Makefile.am: Disable test initpri3b.
2995 * testsuite/Makefile.in: Regenerate.
2997 2012-03-15 Doug Kwan <dougkwan@google.com>
2999 * arm.cc (Target_arm::got_section): Make .got section read-only
3002 2012-03-15 Ian Lance Taylor <iant@google.com>
3005 * layout.cc (Layout::make_output_section): Correctly mark
3006 SHT_INIT_ARRAY, et. al., as relro.
3008 2012-03-14 Doug Kwan <dougkwan@google.com>
3010 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
3011 dynamic relocations for protected symbols in shared objects.
3013 2012-03-13 Ian Lance Taylor <iant@google.com>
3015 * resolve.cc (Symbol_table::resolve): When merging common symbols,
3016 keep the larger alignment.
3018 2012-03-12 Cary Coutant <ccoutant@google.com>
3020 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
3021 handling of DW_LNE_define_file.
3023 2012-03-12 Cary Coutant <ccoutant@google.com>
3025 * reduced_debug_output.cc
3026 (Output_reduced_debug_info_section::get_die_end): Add new FORM
3029 2012-02-29 Cary Coutant <ccoutant@google.com>
3031 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
3033 2012-02-29 Cary Coutant <ccoutant@google.com>
3035 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3036 Call Object::decompressed_section_contents.
3037 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
3039 (Sized_dwarf_line_info::buffer_start_): New data member.
3040 * merge.cc (Output_merge_data::do_add_input_section): Call
3041 Object::decompressed_section_contents.
3042 (Output_merge_string::do_add_input_section): Likewise.
3043 * object.cc (need_decompressed_section): New function.
3044 (build_compressed_section_map): Decompress sections needed later.
3045 (Sized_relobj_file::do_decompressed_section_contents): New function.
3046 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3047 * object.h (Object::decompressed_section_contents): New function.
3048 (Object::discard_decompressed_sections): New function.
3049 (Object::do_decompressed_section_contents): New function.
3050 (Object::do_discard_decompressed_sections): New function.
3051 (Compressed_section_info): New type.
3052 (Compressed_section_map): Include decompressed section contents.
3053 (Sized_relobj_file::do_decompressed_section_contents): New function.
3054 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3056 2012-02-16 Cary Coutant <ccoutant@google.com>
3058 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
3059 * testsuite/Makefile.in: Regenerate.
3061 2012-02-14 Cary Coutant <ccoutant@google.com>
3063 * options.cc (General_options::finalize): Disallow -pie and -static.
3065 2012-02-03 Doug Kwan <dougkwan@google.com>
3067 * arm.cc (Arm_relocate_functions::abs8,
3068 Arm_relocate_functions::abs16): Use
3069 Bits::has_signed_unsigned_overflow32.
3070 (Arm_relocate_functions::thm_abs8): Correct range of
3072 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
3075 2012-02-02 Doug Kwan <dougkwan@google.com>
3077 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
3078 position independent outputs, not just shared objects.
3080 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
3082 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
3083 * configure: Regenerated.
3085 2012-01-27 Ian Lance Taylor <iant@google.com>
3087 * reloc.h (Bits): New class with static functions, copied from
3088 namespace utils in arm.cc.
3089 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
3092 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3094 * incremental.cc (write_info_blocks): Correct relocation offset.
3096 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3098 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
3099 (Relocate::tls_gd_to_le): Likewise.
3101 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3103 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
3105 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3107 * configure.ac: Check if -mcmodel=medium works.
3108 * configure: Regenerated.
3110 2012-01-24 Cary Coutant <ccoutant@google.com>
3112 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
3114 (read_unsigned_LEB_128_x): ... this new function.
3115 (read_signed_LEB_128): Replaced with inline definition and ...
3116 (read_signed_LEB_128_x): ... this new function.
3117 * int_encoding.h (read_unsigned_LEB_128_x): New function.
3118 (read_unsigned_LEB_128): Add inline definition.
3119 (read_signed_LEB_128_x): New function.
3120 (read_signed_LEB_128): Add inline definition.
3121 * testsuite/Makefile.am (leb128_unittest): New unit test.
3122 * testsuite/Makefile.in: Regenerate.
3123 * testsuite/leb128_unittest.cc: New unit test.
3125 2012-01-23 Ian Lance Taylor <iant@google.com>
3128 * i386.cc (Target_i386::do_code_fill): When using a jmp
3129 instruction, pad with nop instructions.
3130 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3132 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
3134 * x86_64.cc (gc_process_relocs): Add typename on types used in
3136 (scan_relocs): Likewise.
3137 (relocate_section): Likewise.
3138 (apply_relocation): Likewise.
3140 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
3142 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
3143 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
3146 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
3148 * x86_64.cc: Initial support for x32.
3150 2012-01-03 Cary Coutant <ccoutant@google.com>
3152 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
3153 Use abstract base class for GOT.
3154 * gold/output.h (class Output_data_got_base): New abstract base class.
3155 (class Output_data_got): Derive from new base class, adjust ctors.
3156 (Output_data_got::reserve_slot): Make virtual; rename to
3157 do_reserve_slot; Adjust callers.
3158 * gold/target.h (Sized_target::init_got_plt_for_update): Return
3159 pointer to abstract base class.
3160 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
3162 2011-12-18 Ian Lance Taylor <iant@google.com>
3164 * object.h (Relobj::local_symbol_value): New function.
3165 (Relobj::local_plt_offset): New function.
3166 (Relobj::local_has_got_offset): New function.
3167 (Relobj::local_got_offset): New function.
3168 (Relobj::set_local_got_offset): New function.
3169 (Relobj::do_local_symbol_value): New pure virtual function.
3170 (Relobj::do_local_plt_offset): Likewise.
3171 (Relobj::do_local_has_got_offset): Likewise.
3172 (Relobj::do_local_got_offset): Likewise.
3173 (Relobj::do_set_local_got_offset): Likewise.
3174 (Sized_relobj::do_local_has_got_offset): Rename from
3175 local_has_got_offset.
3176 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
3177 (Sized_relobj::do_set_local_got_offset): Rename from
3178 set_local_got_offset.
3179 (Sized_relobj_file::do_local_plt_offset): Rename from
3181 (Sized_relobj_file::do_local_symbol_value): New function.
3182 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
3184 * output.cc (Output_data_got::Got_entry::write): Change object to
3185 Relobj. Use local_symbol_value.
3186 (Output_data_got::add_global_with_rel): Change rel_dyn to
3187 Output_data_reloc_generic*. Use add_global_generic.
3188 (Output_data_got::add_global_with_rela): Remove. Change all
3189 callers to use add_global_with_rel.
3190 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
3191 Output_data_reloc_generic*. Use add_global_generic.
3192 (Output_data_got::add_global_pair_with_rela): Remove. Change all
3193 callers to use add_global_pair_with_rel.
3194 (Output_data_got::add_local): Change object to Relobj*.
3195 (Output_data_got::add_local_plt): Likewise.
3196 (Output_data_got::add_local_with_rel): Change object to Relobj*,
3197 change rel_dyn to Output_data_reloc_generic*. Use
3199 (Output_data_got::add_local_with_rela): Remove. Change all
3200 callers to use all_local_with_rel.
3201 (Output_data_got::add_local_pair_with_rel): Change object to
3202 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
3203 add_output_section_generic.
3204 (Output_data_got::add_local_pair_with_rela): Remove. Change all
3205 callers to use add_local_pair_with_rel.
3206 (Output_data_got::reserve_local): Change object to Relobj*.
3207 * output.h: (class Output_data_reloc_generic): Add pure virtual
3208 declarations for add_global_generic, add_local_generic,
3209 add_output_section_generic.
3210 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
3211 functions for Output_data_reloc_generic. Update declarations for
3212 changes listed in output.cc.
3213 (class Output_data_got): Change template parameter to got_size.
3214 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
3215 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
3217 (Sized_relobj_incr::do_local_plt_offset): New function.
3218 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
3221 2011-12-17 Cary Coutant <ccoutant@google.com>
3223 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
3224 * resolve.cc (Symbol_table::resolve): Likewise.
3225 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
3227 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3229 2011-12-16 Ian Lance Taylor <iant@google.com>
3231 * output.h (Output_data_reloc_generic::add): Only call
3232 add_dynamic_reloc if this is a dynamic reloc section.
3234 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
3237 * target-reloc.h (apply_relocation): Replace <64, false> with
3240 2011-11-25 Nick Clifton <nickc@redhat.com>
3242 * po/it.po: New Italian translation.
3244 2011-11-17 Sterling Augustine <saugustine@google.com>
3246 * script.cc (script_include_directive): Implement.
3247 (read_script_file): New local variables name and search_path. Update
3248 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
3249 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
3250 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
3252 2011-11-11 Sterling Augustine <saugustine@google.com>
3254 * yyscript.y (section_cmd): Add support for INCLUDE directive.
3255 (file_or_sections_cmd): Likewise.
3257 2011-11-11 Doug Kwan <dougkwan@google.com>
3259 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
3260 if --just-symbols is given.
3262 2011-11-10 Doug Kwan <dougkwan@google.com>
3265 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
3266 when processing data relocs.
3267 * reloc.h (Relocate_functions::rel_unaligned): New method.
3268 (Relocate_functions::pcrel_unaligned): Ditto.
3269 (Relocate_functions::rel32_unaligned): Ditto.
3270 (Relocate_functions::pcrel32_unaligned): Ditto.
3272 2011-11-09 Doug Kwan <dougkwan@google.com>
3275 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
3276 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
3277 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
3278 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3279 (Relocate_functions::rel_unaligned): New.
3280 (Relocate_functions::rel32_unaligned): New.
3281 * target-reloc.h (relocate_for_relocatable): Add code to handle
3282 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3283 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
3284 arm_unaligned_reloc_r): New targets.
3285 * testsuite/Makefile.in: Regenerate.
3286 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
3289 2011-11-02 Ian Lance Taylor <iant@google.com>
3291 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
3293 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
3294 * options.cc (General_options::finalize): Use library search path
3295 from configure script if specified. If not native and no sysroot,
3296 only search TOOLLIBDIR.
3297 * options.h (Search_directory::Search_directory): Change name to
3299 (General_options::add_to_library_path_with_sysroot): Change arg to
3301 * configure, Makefile.in, config.in: Rebuild.
3303 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3305 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
3306 we are working around the ARM1176 Erratum.
3307 * options.h (General_options::fix_arm1176): Add option.
3308 * testsuite/Makefile.am: Add testcases, and keep current ones
3310 * testsuite/Makefile.in: Regenerate.
3311 * testsuite/arm_fix_1176.s: New file.
3312 * testsuite/arm_fix_1176.sh: Likewise.
3314 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3316 * arm.cc (Target_arm::Target_arm): Remove initialisation of
3318 (Target_arm::may_use_blx): Remove method.
3319 (Target_arm::set_may_use_blx): Likewise.
3320 (Target_arm::may_use_v4t_interworking): New method.
3321 (Target_arm::may_use_v5t_interworking): Likewise.
3322 (Target_arm::may_use_blx_): Remove member variable.
3323 (Arm_relocate_functions::arm_branch_common): Check for v5T
3325 (Arm_relocate_functions::thumb_branch_common): Likewise.
3326 (Reloc_stub::stub_type_for_reloc): Likewise.
3327 (Target_arm::do_finalize_sections): Correct interworking checks.
3328 * testsuite/Makefile.am: Add new tests.
3329 * testsuite/Makefile.in: Regenerate.
3330 * testsuite/arm_farcall_arm_arm.s: New test.
3331 * testsuite/arm_farcall_arm_arm.sh: Likewise.
3332 * testsuite/arm_farcall_arm_thumb.s: Likewise.
3333 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
3334 * testsuite/arm_farcall_thumb_arm.s: Likewise.
3335 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
3336 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
3337 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
3339 2011-10-31 Cary Coutant <ccoutant@google.com>
3342 * expression.cc (Expression::eval_with_dot): Add
3343 is_section_dot_assignment parameter.
3344 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
3345 absolute and assigning to dot within a section.
3346 * script-sections.cc
3347 (Output_section_element_assignment::set_section_addresses): Pass
3348 dot_section to set_if_absolute.
3349 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
3350 as is_section_dot_assignment flag to eval_with_dot.
3351 (Output_section_element_dot_assignment::set_section_addresses):
3353 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
3354 parameter. Also set value if relative to dot_section; set the
3355 symbol's output_section.
3356 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
3357 parameter. Adjust all callers.
3358 (Expression::eval_maybe_dot): Likewise.
3359 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
3361 * testsuite/script_test_2.t: Test assignment of an absolute value
3362 to dot within an output section element.
3364 2011-10-31 Cary Coutant <ccoutant@google.com>
3366 * options.h (class General_options): Add --[no-]gnu-unique options.
3367 * symtab.cc (Symbol_table::sized_write_globals): Convert
3368 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
3370 2011-10-31 Cary Coutant <ccoutant@google.com>
3373 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
3374 unnecessary assertion.
3375 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
3377 2011-10-31 Sriraman Tallam <tmsriram@google.com>
3379 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3381 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3383 Change to just keep the section associated with symbol.
3384 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
3385 they are externally visible and --export-dynamic is turned on.
3386 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
3388 2011-10-19 Ian Lance Taylor <iant@google.com>
3391 * script-sections.cc
3392 (Output_section_element_dot_assignment::needs_output_section): New
3395 2011-10-19 Ian Lance Taylor <iant@google.com>
3398 * layout.cc (Layout::segment_precedes): Don't assert failure if a
3399 --section-start option was seen.
3400 * options.h (General_options::any_section_start): New function.
3402 2011-10-18 David S. Miller <davem@davemloft.net>
3405 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
3406 member to track relocation locations that have moved during TLS
3407 reloc optimizations.
3408 (Target_sparc::Relocate::Relocate): Initialize to NULL.
3409 (Target_sparc::Relocate::relocate): Adjust view down by 4
3410 bytes if it matches reloc_adjust_addr_.
3411 (Target_sparc::Relocate::relocate_tls): Always move the
3412 __tls_get_addr call delay slot instruction forward 4 bytes when
3413 performing relaxation.
3415 2011-10-18 Cary Coutant <ccoutant@google.com>
3417 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
3418 (Output_file::map_no_anonymous): Check for non-zero
3419 return code from posix_fallocate.
3421 2011-10-17 Cary Coutant <ccoutant@google.com>
3424 * plugin.cc (is_visible_from_outside): Check for symbols
3425 referenced from dynamic objects.
3426 * resolve.cc (Symbol_table::resolve): Don't count references
3427 from dynamic objects as references from real ELF files.
3428 * testsuite/plugin_test_2.sh: Adjust expected result.
3430 2011-10-17 Cary Coutant <ccoutant@google.com>
3432 * gold.cc: Include timer.h.
3433 (queue_middle_tasks): Stamp time.
3434 (queue_final_tasks): Likewise.
3435 * main.cc (main): Store timer in parameters. Print timers
3437 * parameters.cc (Parameters::Parameters): Initialize timer_.
3438 (Parameters::set_timer): New function.
3439 (set_parameters_timer): New function.
3440 * parameters.h (Parameters::set_timer): New function.
3441 (Parameters::timer): New function.
3442 (Parameters::timer_): New data member.
3443 (set_parameters_timer): New function.
3444 * timer.cc (Timer::stamp): New function.
3445 (Timer::get_pass_time): New function.
3446 * timer.h (Timer::stamp): New function.
3447 (Timer::get_pass_time): New function.
3448 (Timer::pass_times_): New data member.
3450 2011-10-17 Cary Coutant <ccoutant@google.com>
3452 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
3453 task for members of lib groups.
3455 2011-10-17 Cary Coutant <ccoutant@google.com>
3458 * fileread.cc (File_read::find_view): Add assert.
3459 (File_read::make_view): Move bounds check (replace with assert)...
3460 (File_read::find_or_make_view): ... to here.
3462 2011-10-12 Cary Coutant <ccoutant@google.com>
3464 * output.cc (Output_file::open_base_file): Handle case where
3465 ::read returns less than requested size.
3467 2011-10-10 Cary Coutant <ccoutant@google.com>
3469 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
3470 Initialize defined_count_.
3471 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
3472 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
3473 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
3474 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
3475 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
3476 * incremental.h (Sized_relobj_incr::defined_count_): New data
3478 (Sized_incr_dynobj::defined_count_): New data member.
3479 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
3480 Return zeroes instead of internal error.
3482 2011-10-10 Cary Coutant <ccoutant@google.com>
3485 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
3486 (Output_reloc::symbol_value): Return PLT offset if flag is set.
3487 * output.h (class Output_reloc): Add use_plt_offset flag.
3488 (Output_reloc::type_): Adjust size of bit field.
3489 (Output_reloc::use_plt_offset_): New bit field.
3490 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
3491 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
3492 flag. Adjust all callers.
3493 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
3494 creating RELATIVE relocations.
3496 2011-10-10 Nick Clifton <nickc@redhat.com>
3498 * po/es.po: Updated Spanish translation.
3499 * po/fi.po: Updated Finnish translation.
3501 2011-10-03 Diego Novillo <dnovillo@google.com>
3503 * options.cc (parse_uint): Fix dereference of RETVAL.
3505 2011-09-29 Sriraman Tallam <tmsriram@google.com>
3507 * layout.h (section_order_map_): New member.
3508 (get_section_order_map): New member function.
3509 * output.cc (Output_section::add_input_section): Check for patterns
3510 only when --section-ordering-file is specified.
3511 * gold.cc (queue_middle_tasks): Delay updating order of sections till
3512 output_sections have been formed.
3513 * layout.cc (Layout_Layout): Initialize section_order_map_.
3514 * plugin.cc (update_section_order): Store order in order_map. Do not
3516 * testsuite/Makefile.am: Add test case for plugin_final_layout.
3517 * testsuite/Makefile.in: Regenerate.
3518 * testsuite/plugin_section_order.c: New file.
3519 * testsuite/plugin_final_layout.cc: New file.
3520 * testsuite/plugin_final_layout.sh: New file.
3522 2011-09-29 Cary Coutant <ccoutant@google.com>
3524 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3526 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
3527 symbols during incremental update.
3528 (Symbol_table::add_from_dynobj): Likewise.
3530 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3531 Ian Lance Taylor <iant@google.com>
3533 * symtab.cc (Symbol_table::define_special_symbol): Always
3534 canonicalize version string.
3536 2011-09-26 Cary Coutant <ccoutant@google.com>
3538 * gold.cc (queue_initial_tasks): Move option checks ...
3539 * options.cc (General_options::finalize): ... to here. Disable
3540 some options; make others fatal.
3542 2011-09-26 Cary Coutant <ccoutant@google.com>
3545 * plugin.cc (get_symbols_v2): New function.
3546 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
3547 (is_referenced_from_outside): New function.
3548 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
3549 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
3550 (get_symbols): Pass version parameter.
3551 (get_symbols_v2): New function.
3552 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
3554 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
3555 (onload): Add LDPT_GET_SYMBOLS_V2.
3556 (all_symbols_read_hook): Use get_symbols_v2; check for
3557 LDPR_PREVAILING_DEF_IRONLY_EXP.
3558 * testsuite/plugin_test_3.sh: Update expected results.
3560 2011-09-23 Simon Baldwin <simonb@google.com>
3562 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
3563 configuration options.
3564 * configure: Regenerate.
3565 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
3566 * Makefile.in: Regenerate.
3567 * testsuite/Makefile.in: Regenerate.
3569 2011-09-19 Sriraman Tallam <tmsriram@google.com>
3571 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
3573 2011-09-19 Cary Coutant <ccoutant@google.com>
3575 * incremental.cc (can_incremental_update): Fix typo in comment.
3576 * incremental.h (can_incremental_update): Likewise.
3578 2011-09-18 Cary Coutant <ccoutant@google.com>
3580 * incremental.cc (can_incremental_update): New function.
3581 * incremental.h (can_incremental_update): New function.
3582 * layout.cc (Layout::init_fixed_output_section): Call it.
3583 (Layout::make_output_section): Don't allow patch space in .eh_frame.
3584 * object.cc (Sized_relobj_file::do_layout): Call
3585 can_incremental_update.
3587 2011-09-13 Cary Coutant <ccoutant@google.com>
3589 * configure.ac: Check for glibc support for gnu_indirect_function
3590 support with static linking, setting automake conditional
3592 * Makefile.in: Regenerate.
3593 * configure: Regenerate.
3595 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
3596 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
3598 * testsuite/Makefile.in: Regenerate.
3600 2011-09-13 Cary Coutant <ccoutant@google.com>
3602 * incremental.cc (Sized_relobj_incr::do_layout): Call
3603 report_comdat_group for kept comdat sections.
3604 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
3605 * testsuite/Makefile.in: Regenerate.
3606 * testsuite/incr_comdat_test_1.cc: New source file.
3607 * testsuite/incr_comdat_test_2_v1.cc: New source file.
3608 * testsuite/incr_comdat_test_2_v2.cc: New source file.
3609 * testsuite/incr_comdat_test_2_v3.cc: New source file.
3611 2011-09-13 Ian Lance Taylor <iant@google.com>
3613 * object.cc (Sized_relobj_file::do_layout): Remove unused local
3614 variable external_symbols_offset.
3616 2011-09-12 Ian Lance Taylor <iant@google.com>
3618 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
3619 triggered if object has no symbols.
3621 2011-09-09 David S. Miller <davem@davemloft.net>
3623 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
3624 (Output_fill_debug_line::do_write): Likewise.
3626 2011-08-29 Cary Coutant <ccoutant@google.com>
3628 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
3629 casts to match formatting specs.
3630 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
3632 2011-08-26 Cary Coutant <ccoutant@google.com>
3634 * layout.cc (Free_list::allocate): Provide guarantee of minimum
3635 remaining hole size when allocating.
3636 (Layout::make_output_section): Set fill methods for debug sections.
3637 * layout.h (Free_list::Free_list_node): Move from private to
3639 (Free_list::set_min_hole_size): New function.
3640 (Free_list::begin, Free_list::end): New functions.
3641 (Free_list::min_hole_): New data member.
3642 * output.cc: Include dwarf.h.
3643 (Output_fill_debug_info::do_minimum_hole_size): New function.
3644 (Output_fill_debug_info::do_write): New function.
3645 (Output_fill_debug_line::do_minimum_hole_size): New function.
3646 (Output_fill_debug_line::do_write): New function.
3647 (Output_section::Output_section): Initialize new data member.
3648 (Output_section::set_final_data_size): Ensure patch space is larger
3649 than minimum hole size.
3650 (Output_section::do_write): Fill holes in debug sections.
3651 * output.h (Output_fill): New class.
3652 (Output_fill_debug_info): New class.
3653 (Output_fill_debug_line): New class.
3654 (Output_section::set_free_space_fill): New function.
3655 (Output_section::free_space_fill_): New data member.
3656 * testsuite/Makefile.am (incremental_test_3): Add
3657 --incremental-patch option.
3658 (incremental_test_4): Likewise.
3659 (incremental_test_5): Likewise.
3660 (incremental_test_6): Likewise.
3661 (incremental_copy_test): Likewise.
3662 (incremental_common_test_1): Likewise.
3663 * testsuite/Makefile.in: Regenerate.
3665 2011-08-26 Nick Clifton <nickc@redhat.com>
3667 * po/es.po: Updated Spanish translation.
3669 2011-08-01 Cary Coutant <ccoutant@google.com>
3671 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
3672 * gold/testsuite/Makefile.in: Regenerate.
3673 * gold/testsuite/justsyms_exec.c: New source file.
3674 * gold/testsuite/justsyms_lib.c: New source file.
3676 2011-08-01 Cary Coutant <ccoutant@google.com>
3678 * layout.cc (Layout::set_segment_offsets): Don't realign text
3679 segment if -Ttext was specified.
3680 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
3682 * object.h (Sized_relobj_file::e_type): New function.
3683 (Sized_relobj_file::e_type_): New data member.
3684 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
3685 base address for ET_EXEC files.
3686 * target.cc (Target::do_make_elf_object_implementation): Allow
3687 ET_EXEC files with --just-symbols option.
3689 2011-07-28 Cary Coutant <ccoutant@google.com>
3691 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
3692 Add thread_number parameter.
3693 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
3694 * workqueue-threads.cc
3695 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
3696 current thread if its thread number is greater than desired thread
3698 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
3699 Add thread_number parameter.
3700 (Workqueue::should_cancel_thread): Likewise.
3701 (Workqueue::find_runnable_or_wait): Pass thread_number to
3702 should_cancel_thread.
3703 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
3706 2011-07-22 Sriraman Tallam <tmsriram@google.com>
3708 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
3709 only after checking if it cannot be forced local.
3710 * symtab.h (is_externally_visible): Check if the symbol is not forced
3713 2011-07-15 Ian Lance Taylor <iant@google.com>
3715 * options.h (class General_options): Add --print-output-format.
3716 Move -EL next to -EB, for better --help output.
3717 * target-select.cc: Include <cstdio>, "options.h", and
3719 (Target_selector::do_target_bfd_name): New function.
3720 (print_output_format): New function.
3721 * target-select.h (class Target_selector): Update declarations.
3722 (Target_selector::target_bfd_name): New function.
3723 (print_output_format): Declare.
3724 * main.cc: Include "target-select.h".
3725 (main): Handle --print-output-format.
3726 * gold.cc: Include "target-select.h".
3727 (queue_initial_tasks): Handle --print-output-format when there are
3729 * parameters.cc (parameters_force_valid_target): Give a better
3730 error message if -EB/-EL does not match target.
3731 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
3734 2011-07-15 Ian Lance Taylor <iant@google.com>
3736 * i386.cc (class Output_data_plt_i386): Add layout_ field.
3737 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
3738 (Output_data_plt_i386::do_write): Write address of .dynamic
3739 section to first entry in .got.plt section.
3740 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
3741 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3743 (Output_data_plt_x86_64::do_write): Write address of .dynamic
3744 section to first entry in .got.plt section.
3745 * layout.h (Layout::dynamic_section): New function.
3747 2011-07-13 Sriraman Tallam <tmsriram@google.com>
3749 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
3751 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
3752 input_section_position_, and input_section_glob_.
3753 (read_layout_from_file): Call function section_ordering_specified.
3754 * layout.h (is_section_ordering_specified): New function.
3755 (section_ordering_specified): New function.
3756 (section_ordering_specified_): New boolean member.
3757 * main.cc(main): Call load_plugins after layout object is defined.
3758 * output.cc (Output_section::add_input_section): Use
3759 function section_ordering_specified to check if section ordering is
3761 * output.cc (Output_section::add_relaxed_input_section): Use
3762 function section_ordering_specified to check if section ordering is
3764 (Output_section::update_section_layout): New function.
3765 (Output_section::sort_attached_input_sections): Check if input section
3767 * output.h (Output_section::update_section_layout): New function.
3768 * plugin.cc (get_section_count): New function.
3769 (get_section_type): New function.
3770 (get_section_name): New function.
3771 (get_section_contents): New function.
3772 (update_section_order): New function.
3773 (allow_section_ordering): New function.
3774 (Plugin::load): Add the new interfaces to the transfer vector.
3775 (Plugin_manager::load_plugins): New parameter.
3776 (Plugin_manager::all_symbols_read): New parameter.
3777 (Plugin_manager::claim_file): New parameter. Save the elf object for
3779 (Plugin_manager::get_elf_object): New function.
3780 (Plugin_manager::get_view): Change to directly use the bool to check
3781 if get_view is called from claim_file_hook.
3782 * plugin.h (input_objects): New function
3783 (Plugin__manager::load_plugins): New parameter.
3784 (Plugin_manager::claim_file): New parameter.
3785 (Plugin_manager::get_elf_object): New function.
3786 (Plugin_manager::in_claim_file_handler): New function.
3787 (Plugin_manager::in_claim_file_handler_): New member.
3788 (layout): New function.
3789 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
3790 handler with an extra parameter. Make the elf object before calling
3792 * testsuite/plugin_test.c (get_section_count): New function pointer.
3793 (get_section_type): New function pointer.
3794 (get_section_name): New function pointer.
3795 (get_section_contents): New function pointer.
3796 (update_section_order): New function pointer.
3797 (allow_section_ordering): New function pointer.
3798 (onload): Check if the new interfaces exist.
3800 2011-07-13 Ian Lance Taylor <iant@google.com>
3802 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
3804 * x86_64.cc (Target_x86_64::got_section): Likewise.
3805 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
3806 (relro_now_test_SOURCES): New variable.
3807 (relro_now_test_DEPENDENCIES): New variable.
3808 (relro_now_test_LDFLAGS): New variable.
3809 (relro_now_test_LDADD): New variable.
3810 (relro_now_test.so): New target.
3811 * testsuite/Makefile.in: Rebuild.
3813 2011-07-12 Ian Lance Taylor <iant@google.com>
3816 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
3817 GLOB_DAT relocation rather than a RELATIVE relocation for a
3818 protected symbol when creating a shared library.
3819 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3820 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
3821 * testsuite/protected_main_1.cc (main): Test that protected
3822 function has same address.
3824 2011-07-11 Ian Lance Taylor <iant@google.com>
3827 * options.h (class General_options): Add -Bgroup.
3828 * options.cc (General_options::finalize): If -Bgroup is set,
3829 default to --unresolved-symbols=report-all.
3830 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
3831 * target-reloc.h (issue_undefined_symbol_error): Handle
3832 --unresolved-symbols=report-all.
3834 2011-07-08 Ian Lance Taylor <iant@google.com>
3837 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
3838 if linker script discards key sections.
3839 (Layout::create_dynamic_symtab): Likewise.
3840 (Layout::assign_local_dynsym_offsets): Likewise.
3841 (Layout::sized_create_version_sections): Likewise.
3842 (Layout::create_interp): Likewise.
3843 (Layout::finish_dynamic_section): Likewise.
3844 (Layout::set_dynamic_symbol_size): Likewise.
3846 2011-07-08 Ian Lance Taylor <iant@google.com>
3849 * options.h (class General_options): Add --unresolved-symbols.
3850 * target-reloc.h (issue_undefined_symbol_error): Check
3851 --unresolved-symbols. Add comments.
3853 2011-07-08 Ian Lance Taylor <iant@google.com>
3855 * testsuite/odr_violation2.cc (Ordering::operator()): Make
3856 expression more complex.
3858 2011-07-08 Ian Lance Taylor <iant@google.com>
3861 * target-reloc.h (issue_undefined_symbol_error): New inline
3862 function, broken out of relocate_section.
3863 (relocate_section): Call issue_undefined_symbol_error.
3864 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3865 there is no TLS segment if we are about to issue an undefined
3867 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3869 2011-07-08 Ian Lance Taylor <iant@google.com>
3872 * resolve.cc (Symbol_table::should_override): Add fromtype
3873 parameter. Change all callers. Give error when linking together
3874 TLS and non-TLS symbol.
3875 (Symbol_table::should_override_with_special): Add fromtype
3876 parameter. Change all callers.
3877 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3878 there is no TLS segment if we have reported some errors.
3879 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3881 2011-07-08 Ian Lance Taylor <iant@google.com>
3884 * target.h (Target::plt_address_for_global): New function.
3885 (Target::plt_address_for_local): New function.
3886 (Target::plt_section_for_global): Remove.
3887 (Target::plt_section_for_local): Remove.
3888 (Target::do_plt_address_for_global): New virtual function.
3889 (Target::do_plt_address_for_local): New virtual function.
3890 (Target::do_plt_section_for_global): Remove.
3891 (Target::do_plt_section_for_local): Remove.
3892 (Target::register_global_plt_entry): Add Symbol_table and Layout
3894 * output.cc (Output_data_got::Got_entry::write): Use
3895 plt_address_for_global and plt_address_for_local.
3896 * layout.cc (Layout::add_target_dynamic_tags): Use size and
3897 address of output section.
3898 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
3899 got_irelative_, and irelative_count_ fields. Update
3901 (Output_data_plt_i386::has_irelative_section): New function.
3902 (Output_data_plt_i386::entry_count): Add irelative_count_.
3903 (Output_data_plt_i386::set_final_data_size): Likewise.
3904 (class Target_i386): Add got_irelative_ and rel_irelative_
3905 fields. Update declarations.
3906 (Target_i386::Target_i386): Initialize new fields.
3907 (Target_i386::do_plt_address_for_global): New function replacing
3908 do_plt_section_for_global.
3909 (Target_i386::do_plt_address_for_local): New function replacing
3910 do_plt_section_for_local.
3911 (Target_i386::got_section): Create got_irelative_.
3912 (Target_i386::rel_irelative_section): New function.
3913 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
3914 fields. Don't define __rel_iplt_{start,end}.
3915 (Output_data_plt_i386::add_entry): Add symtab and layout
3916 parameters. Change all callers. Use different PLT and GOT for
3918 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
3919 layout parameters. Change all callers. Use different PLT and
3921 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
3922 (Output_data_plt_i386::rel_irelative): New function.
3923 (Output_data_plt_i386::address_for_global): New function.
3924 (Output_data_plt_i386::address_for_local): New function.
3925 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
3926 IRELATIVE GOT when changing IFUNC GOT entries.
3927 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
3929 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
3930 if we didn't create an IRELATIVE GOT.
3931 (Target_i386::Relocate::relocate): Use plt_address_for_global and
3932 plt_address_for_local.
3933 (Target_i386::do_dynsym_value): Use plt_address_for_global.
3934 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
3935 got_irelative_, and irelative_count_ fields. Update
3937 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3938 Initialize new fields. Remove symtab parameter. Change all
3940 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
3942 (Output_data_plt_x86_64::has_irelative_section): New function.
3943 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
3944 (class Target_x86_64): Add got_irelative_ and rel_irelative_
3945 fields. Update declarations.
3946 (Target_x86_64::Target_x86_64): Initialize new fields.
3947 (Target_x86_64::do_plt_address_for_global): New function replacing
3948 do_plt_section_for_global.
3949 (Target_x86_64::do_plt_address_for_local): New function replacing
3950 do_plt_section_for_local.
3951 (Target_x86_64::got_section): Create got_irelative_.
3952 (Target_x86_64::rela_irelative_section): New function.
3953 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
3954 all callers. Don't create __rel_iplt_{start,end}.
3955 (Output_data_plt_x86_64::add_entry): Add symtab and layout
3956 parameters. Change all callers. Use different PLT and GOT for
3958 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
3959 layout parameters. Change all callers. Use different PLT and
3961 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
3962 parameters. Change all callers. Use different PLT and GOT for
3964 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
3965 (Output_data_plt_x86_64::rela_irelative): New function.
3966 (Output_data_plt_x86_64::address_for_global): New function.
3967 (Output_data_plt_x86_64::address_for_local): New function.
3968 (Output_data_plt_x86_64::set_final_data_size): Likewise.
3969 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
3970 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
3971 (Target_x86_64::register_global_plt_entry): Add symtab and layout
3973 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
3975 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
3976 symbols if we didn't create an IRELATIVE GOT.
3977 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
3978 plt_address_for_local.
3979 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
3980 * testsuite/ifuncvar1.c: New test file.
3981 * testsuite/ifuncvar2.c: New test file.
3982 * testsuite/ifuncvar3.c: New test file.
3983 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
3984 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
3985 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
3986 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
3987 * testsuite/Makefile.in: Rebuild.
3989 2011-07-07 Cary Coutant <ccoutant@google.com>
3991 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
3992 (two_file_test_1_ndebug.o): Likewise.
3993 (two_file_test_1b_ndebug.o): Likewise.
3994 (two_file_test_2_ndebug.o): Likewise.
3995 (two_file_test_main_ndebug.o): Likewise.
3996 (incremental_test_2): Link with no-debug versions.
3998 2011-07-06 Cary Coutant <ccoutant@google.com>
4000 * gold/incremental.cc
4001 (Output_section_incremental_inputs::write_info_blocks): Check for
4002 hidden and internal symbols.
4004 2011-07-06 Cary Coutant <ccoutant@google.com>
4006 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
4007 Check disposition for startup file.
4008 (Incremental_inputs::report_command_line): Ignore
4009 --incremental-startup-unchanged option.
4010 * options.cc (General_options::parse_incremental_startup_unchanged):
4012 (General_options::General_options): Initialize new data member.
4013 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
4014 (General_options): Add --incremental-startup-unchanged option.
4015 (General_options::incremental_startup_disposition): New function.
4016 (General_options::incremental_startup_disposition_): New data member.
4018 2011-07-06 Cary Coutant <ccoutant@google.com>
4020 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
4021 input file index to Script_info ctor.
4022 (Sized_incremental_binary::do_file_has_changed): Find the
4023 command-line argument for files named in scripts.
4024 * incremental.h (Script_info::Script_info): New ctor
4025 with input file index.
4026 (Script_info::input_file_index): New function.
4027 (Script_info::input_file_index_): New data member.
4028 (Incremental_binary::get_library): Add const.
4029 (Incremental_binary::get_script_info): Add const.
4030 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
4031 * testsuite/Makefile.am (incremental_test_5): New test case.
4032 (incremental_test_6): New test case.
4033 * testsuite/Makefile.in: Regenerate.
4035 2011-07-06 Cary Coutant <ccoutant@google.com>
4037 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
4038 debug output when command lines differ.
4040 2011-07-06 Cary Coutant <ccoutant@google.com>
4042 * incremental.cc (Incremental_inputs::report_command_line): Ignore
4043 --incremental-patch option.
4044 * layout.cc (Free_list::allocate): Extend allocation beyond original
4046 (Layout::make_output_section): Mark sections that should get
4048 * options.cc (parse_percent): New function.
4049 * options.h (parse_percent): New function.
4050 (DEFINE_percent): New macro.
4051 (General_options): Add --incremental-patch option.
4052 * output.cc (Output_section::Output_section): Initialize new data
4054 (Output_section::add_input_section): Print section name when out
4056 (Output_section::add_output_section_data): Likewise.
4057 (Output_section::set_final_data_size): Add patch space when
4058 doing --incremental-full.
4059 (Output_section::do_reset_address_and_file_offset): Remove patch
4061 (Output_segment::set_section_list_addresses): Print debug output
4062 only if --incremental-update.
4063 * output.h (Output_section::set_is_patch_space_allowed): New function.
4064 (Output_section::is_patch_space_allowed_): New data member.
4065 (Output_section::patch_space_): New data member.
4066 * parameters.cc (Parameters::incremental_full): New function.
4067 * parameters.h (Parameters::incremental_full): New function
4068 * testsuite/Makefile.am (incremental_test_2): Add test for
4069 --incremental-patch option.
4070 * testsuite/Makefile.in: Regenerate.
4071 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
4072 (t18): Remove function body.
4074 2011-07-05 Doug Kwan <dougkwan@google.com>
4077 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
4078 Arm_Address type for relocation result.
4079 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
4081 (Arm_relocate_functions::abs32): Use unaligned access.
4082 (Arm_relocate_functions::rel32): Ditto.
4083 (Arm_relocate_functions::prel31): Ditto.
4084 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
4085 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
4086 static data relocations.
4087 * testsuite/Makefile.in: Regnerate.
4088 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
4090 2011-07-05 Ian Lance Taylor <iant@google.com>
4093 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
4094 symbols if necessary.
4095 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4097 2011-07-05 Ian Lance Taylor <iant@google.com>
4100 * resolve.cc (Symbol::override_base_with_special): Simply override
4101 version with special symbol version, ignoring previous version.
4103 2011-07-05 Ian Lance Taylor <iant@google.com>
4105 * object.cc (Sized_relobj_file::include_section_group): Add
4106 information to comment about signature location.
4108 2011-07-02 Ian Lance Taylor <iant@google.com>
4111 * options.h (class General_options): Add -f and -F.
4112 * options.cc (General_options::finalize): Fatal error if -f/-F
4113 are used without -shared.
4114 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
4116 2011-07-02 Ian Lance Taylor <iant@google.com>
4118 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
4120 2011-07-01 Ian Lance Taylor <iant@google.com>
4124 * resolve.cc (Symbol::override_base_with_special): Don't override
4125 the version if the overriding symbol has a different name.
4126 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
4127 all callers. If we give an error about an undefined version,
4128 define the base version if necessary.
4129 * dynobj.h (class Versions): Update declaration.
4130 * testsuite/weak_alias_test_5.cc: New file.
4131 * testsuite/weak_alias_test.script: New file.
4132 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
4133 and versioned_alias have the right value, and call t2.
4134 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
4135 weak_alias_test_5.so.
4136 (weak_alias_test_LDADD): Likewise.
4137 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
4138 * testsuite/Makefile.in: Rebuild.
4140 2011-07-01 Ian Lance Taylor <iant@google.com>
4143 * options.h (class General_options): Support -z notext.
4144 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
4146 (two_file_shared_nonpic.so): Likewise.
4147 (two_file_shared_mixed.so): Likewise.
4148 (two_file_shared_mixed_1.so): Likewise.
4149 (weak_undef_lib_nonpic.so): Likewise.
4150 (alt/weak_undef_lib_nonpic.so): Likewise.
4151 (tls_test_shared_nonpic.so): Likewise.
4152 * testsuite/Makefile.in: Rebuild.
4154 2011-07-01 Ian Lance Taylor <iant@google.com>
4157 * configure.ac: Test whether static linking works, setting
4158 the automake conditional HAVE_STATIC.
4159 * testsuite/Makefile.am: Disable tests using -static if
4160 HAVE_STATIC is not true.
4161 * configure, testsuite/Makefile.in: Rebuild.
4163 2011-07-01 Ian Lance Taylor <iant@google.com>
4166 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
4167 Assert if we see DW_EH_PE_indirect.
4168 * target.h (Target::ehframe_datarel_base): New function.
4169 (Target::do_ehframe_datarel_base): New target function.
4170 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
4171 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
4174 2011-07-01 Ian Lance Taylor <iant@google.com>
4177 * options.h (class General_options): Add
4178 --ld-generated-unwind-info.
4179 * ehframe.cc (Fde::write): Add address parameter. Change all
4180 callers. If associated with PLT, fill in address and size.
4181 (Cie::set_output_offset): Only add merge mapping if there is an
4183 (Cie::write): Add address parameter. Change all callers.
4184 (Eh_frame::add_ehframe_for_plt): New function.
4185 * ehframe.h (class Fde): Update declarations. Move shndx_ and
4186 input_offset_ fields into union u_, with new plt field.
4187 (Fde::Fde): Adjust for new union field.
4188 (Fde::Fde) [Output_data version]: New constructor.
4189 (Fde::add_mapping): Only add merge mapping if there is an object.
4190 (class Cie): Update declarations.
4191 (class Eh_frame): Declare add_ehframe_for_plt.
4192 * layout.cc (Layout::layout_eh_frame): Break out code into
4193 make_eh_frame_section, and call it.
4194 (Layout::make_eh_frame_section): New function.
4195 (Layout::add_eh_frame_for_plt): New function.
4196 * layout.h (class Layout): Update declarations.
4197 * merge.cc (Merge_map::add_mapping): Add assertion.
4198 * i386.cc: Include "dwarf.h".
4199 (class Output_data_plt_i386): Make first_plt_entry,
4200 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
4201 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4202 and plt_eh_frame_fde.
4203 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
4204 boundary. Call add_eh_frame_for_plt if appropriate.
4205 * x86_64.cc: Include "dwarf.h".
4206 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
4207 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
4208 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4209 and plt_eh_frame_fde.
4210 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
4213 2011-06-29 Ian Lance Taylor <iant@google.com>
4216 * object.cc (Sized_relobj_file::layout_section): Change shdr
4217 parameter to be const.
4218 (Sized_relobj_file::layout_eh_frame_section): New function, broken
4220 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
4221 appropriate. Call layout_eh_frame_section.
4222 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
4224 * object.h (class Sized_relobj_file): Update declarations.
4226 2011-06-29 Ian Lance Taylor <iant@google.com>
4229 * script.cc (Token::integer_value): Accept trailing M/m/K/k
4231 (Lex::gather_token): Accept trailing M/m/K/k for integers.
4233 2011-06-29 Ian Lance Taylor <iant@google.com>
4236 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
4238 * layout.cc (Layout::layout_eh_frame): Likewise.
4240 2011-06-29 Ian Lance Taylor <iant@google.com>
4243 * layout.cc (Layout::symtab_section_shndx): New function.
4244 * layout.h (class Layout): Declare symtab_section_shndx.
4245 * output.cc (Output_section::write_header): Call it.
4247 2011-06-29 Ian Lance Taylor <iant@google.com>
4250 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
4251 symbols which are not used in a relocation.
4253 2011-06-28 Ian Lance Taylor <iant@google.com>
4256 * layout.cc (Layout::segment_precedes): Don't crash if a linker
4257 script create indistinguishable segments.
4258 (Layout::set_segment_offsets): Use stable_sort when sorting
4259 segments. Pass this to Compare_segments constructor.
4260 * layout.h (class Layout): Make segment_precedes non-static.
4261 (class Compare_segments): Change from struct to class. Add
4262 layout_ field. Add constructor.
4263 * script-sections.cc
4264 (Script_sections::attach_sections_using_phdrs_clause): Rename
4265 local orphan to is_orphan. Don't report failure to put empty
4266 section in segment. On attachment failure, report name of
4267 section, and attach to first PT_LOAD segment.
4269 2011-06-28 Ian Lance Taylor <iant@google.com>
4272 * target-select.cc (Target_selector::Target_selector): Add
4273 emulation parameter. Change all callers.
4274 (select_target_by_bfd_name): Rename from select_target_by_name.
4276 (select_target_by_emulation): New function.
4277 (supported_emulation_names): New function.
4278 * target-select.h (class Target_selector): Add emulation_ field.
4279 Update declarations.
4280 (Target_selector::recognize_by_bfd_name): Rename from
4281 recognize_by_name. Change all callers.
4282 (Target_selector::supported_bfd_names): Rename from
4283 supported_names. Change all callers.
4284 (Target_selector::recognize_by_emulation): New function.
4285 (Target_selector::supported_emulations): New function.
4286 (Target_selector::emulation): New function.
4287 (Target_selector::do_recognize_by_bfd_name): Rename from
4288 do_recognize_by_name. Change all callers.
4289 (Target_selector::do_supported_bfd_names): Rename from
4290 do_supported_names. Change all callers.
4291 (Target_selector::do_recognize_by_emulation): New function.
4292 (Target_selector::do_supported_emulations): New function.
4293 (select_target_by_bfd_name): Change name in declaration.
4294 (select_target_by_emulation): Declare.
4295 (supported_emulation_names): Declare.
4296 * parameters.cc (parameters_force_valid_target): Try to find
4297 target based on emulation from -m option.
4298 * options.h (class General_options): Change doc string for -m.
4299 * options.cc (help): Print emulations.
4300 (General_options::parse_V): Likewise.
4301 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
4302 Add emulation parameter. Change all callers.
4304 2011-06-28 Ian Lance Taylor <iant@google.com>
4306 * target.h (class Target): Add osabi_ field.
4307 (Target::osabi): New function.
4308 (Target::set_osabi): New function.
4309 (Target::Target): Initialize osabi_.
4310 (Target::do_adjust_elf_header): Make pure virtual.
4311 (Sized_target::do_adjust_elf_header): Declare.
4312 * target.cc (Sized_target::do_adjust_elf_header): New function.
4313 (class Sized_target): Instantiate all versions.
4314 * freebsd.h (class Target_freebsd): Remove.
4315 (Target_selector_freebsd::do_recognize): Call set_osabi on
4317 (Target_selector_freebsd::do_recognize_by_name): Likewise.
4318 (Target_selector_freebsd::set_osabi): Remove.
4319 * i386.cc (class Target_i386): Inherit from Sized_target rather
4320 than Target_freebsd.
4321 * x86_64.cc (class Target_x86_64): Likewise.
4323 2011-06-28 Ian Lance Taylor <iant@google.com>
4325 * target.h (Target::can_check_for_function_pointers): Rewrite.
4327 (Target::can_icf_inline_merge_sections): Likewise.
4328 (Target::section_may_have_icf_unsafe_poineters): Likewise.
4329 (Target::Target_info): Add can_icf_inline_merge_sections field.
4330 (Target::do_can_check_for_function_pointers): New virtual
4332 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
4333 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
4334 from can_check_for_function_pointers, move in file.
4335 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
4336 section_may_have_icf_unsafe_poineters, move in file.
4337 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
4338 * i386.cc (Target_i386::do_can_check_for_function_pointers):
4339 Rename from can_check_for_function_pointers, move in file.
4340 (Target_i386::can_icf_inline_merge_sections): Remove.
4341 (Target_i386::i386_info): Initialize
4342 can_icf_inline_merge_sections.
4343 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4344 Initialize can_icf_inline_merge_sections.
4345 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
4346 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
4347 Rename from can_check_for_function_pointers, move in file.
4348 (Target_x86_64::can_icf_inline_merge_sections): Remove.
4349 (Target_x86_64::x86_64_info): Initialize
4350 can_icf_inline_merge_sections.
4351 * testsuite/testfile.cc (Target_test::test_target_info):
4353 * icf.cc (get_section_contents): Correct formatting.
4355 2011-06-27 Ian Lance Taylor <iant@google.com>
4357 * symtab.cc (Symbol::versioned_name): New function.
4358 (Symbol_table::add_to_final_symtab): Use versioned_name when
4360 (Symbol_table::sized_write_symbol): Likewise.
4361 * symtab.h (class Symbol): Declare versioned_name.
4362 * stringpool.h (class Stringpool_template): Add variant of add
4363 which takes a std::basic_string.
4364 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
4365 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
4366 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
4367 (ver_test_12.o): New target.
4368 * testsuite/Makefile.in: Rebuild.
4370 2011-06-27 Doug Kwan <dougkwan@google.com>
4372 * arm.cc (Arm_relocate_functions::thm_jump8,
4373 Arm_relocate_functions::thm_jump11): Use a wider signed
4374 type to compute offset.
4375 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
4377 * testsuite/Makefile.in: Regenerate.
4378 * testsuite/arm_branch_in_range.sh: Check test results of
4379 arm_thm_jump11 and arm_thm_jump8.
4380 * testsuite/arm_thm_jump11.s: New test source file.
4381 * testsuite/arm_thm_jump11.t: New linker script.
4382 * testsuite/arm_thm_jump8.s: New test source file.
4383 * testsuite/arm_thm_jump8.t: New linker script.
4385 2011-06-24 Ian Lance Taylor <iant@google.com>
4387 * layout.cc: Include "object.h".
4388 (ctors_sections_in_init_array): New static variable.
4389 (Layout::is_ctors_in_init_array): New function.
4390 (Layout::layout): Add entry to ctors_sections_in_init_array if
4392 * layout.h (class Layout): Declare is_ctors_in_init_array.
4393 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
4394 is_ctors_reverse_view is set.
4395 (Sized_relobj_file::write_sections): Add layout parameter. Change
4396 all callers. Set is_ctors_reverse_view field of View_size.
4397 (Sized_relobj_file::reverse_words): New function.
4398 * object.h (Sized_relobj_file::View_size): Add
4399 is_ctors_reverse_view field.
4400 (class Sized_relobj_file): Update declarations.
4401 * testsuite/initpri3.c: New test.
4402 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
4404 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
4405 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
4406 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
4407 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
4408 * testsuite/Makefile.in: Rebuild.
4410 2011-06-24 Cary Coutant <ccoutant@google.com>
4412 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
4413 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
4414 (debug_msg_cdebug.err): New targets.
4415 * testsuite/Makefile.in: Regenerate.
4416 * testsuite/debug_msg.sh: Check output of link with compressed debug.
4417 Fix checks for link with shared library.
4419 2011-06-24 Doug Kwan <dougkwan@google.com>
4421 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
4422 skip empty text sections.
4423 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
4425 2011-06-22 Ian Lance Taylor <iant@google.com>
4428 * options.h (class General_options): Add --ctors-in-init-array.
4429 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
4430 friends as SHT_PROGBITS for merging sections.
4431 (Layout::layout): Remove special handling of .init_array and
4432 friends. Don't sort if doing relocatable link. Sort for .ctors
4433 and .dtors if ctors_in_init_array.
4434 (Layout::make_output_section): Force correct section types for
4435 .init_array and friends. Don't sort if doing relocatable link,
4436 Don't sort .ctors and .dtors if ctors_in_init_array.
4437 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
4438 (Layout::output_section_name): Add relobj parameter. Change all
4439 callers. Handle .ctors. and .dtors. in code rather than table.
4440 Handle .ctors and .dtors if ctors_in_init_array.
4441 (Layout::match_file_name): New function, moved from output.cc.
4442 * layout.h (class Layout): Update declarations.
4443 * output.cc: Include "layout.h".
4444 (Input_section_sort_entry::get_priority): New function.
4445 (Input_section_sort_entry::match_file_name): Just call
4446 Layout::match_file_name.
4447 (Output_section::Input_section_sort_init_fini_compare::operator()):
4448 Handle .ctors and .dtors. Sort by explicit priority rather than
4450 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
4451 * testsuite/initpri2.c: New test.
4452 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
4453 (check_PROGRAMS): Add initpri2.
4454 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
4455 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
4456 * configure, testsuite/Makefile.in: Rebuild.
4458 2011-06-19 Ian Lance Taylor <iant@google.com>
4461 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
4462 .interp section to a PT_INTERP segment even if we have seen a
4463 --dynamic-linker option. Don't do it if we have seen a PHDRS
4464 clause in a linker script.
4465 (Layout::finalize): Don't create a .interp section if we've
4466 already create a PT_INTERP segment.
4467 (Layout::create_interp): Always call choose_output_section (revert
4468 patch of 2011-06-17). Don't create PT_INTERP segment.
4469 * script-sections.cc
4470 (Script_sections::create_note_and_tls_segments): Add a .interp
4471 section to a PT_INTERP segment even if we have seen a
4472 --dynamic-linker option.
4474 2011-06-18 Ian Lance Taylor <iant@google.com>
4476 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
4477 merely because a non-PT_LOAD segment has a dynamic reloc.
4479 2011-06-18 Ian Lance Taylor <iant@google.com>
4481 * layout.cc (Layout::finish_dynamic_section): Don't create
4482 DT_FLAGS entry if not needed.
4484 2011-06-18 Ian Lance Taylor <iant@google.com>
4487 * layout.cc (Layout::layout_eh_frame): Correct handling of
4488 writable .eh_frame section.
4490 2011-06-17 Ian Lance Taylor <iant@google.com>
4493 * resolve.cc (Symbol_table::resolve): Don't give an error if a
4494 symbol is redefined with the exact same object and value.
4496 2011-06-17 Ian Lance Taylor <iant@google.com>
4499 * layout.h (class Layout): Add interp_segment_ field.
4500 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
4501 (Layout::attach_allocated_section_to_segment): If making shared
4502 library, put .interp section in PT_INTERP segment.
4503 (Layout::finalize): Also call create_interp if -dynamic-linker
4505 (Layout::create_interp): Assert that there is no PT_INTERP
4506 segment. If not using a SECTIONS clause, use make_output_section.
4507 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
4508 * script-sections.cc
4509 (Script_sections::create_note_and_tls_segments): If making shared
4510 library, put .interp section in PT_INTERP segment.
4512 2011-06-17 Ian Lance Taylor <iant@google.com>
4514 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
4515 when making a shared library.
4517 2011-06-17 Ian Lance Taylor <iant@google.com>
4519 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
4520 parameter. Change all callers. Don't issue warning about PC32
4521 against locally defined symbol.
4523 2011-06-16 Ian Lance Taylor <iant@google.com>
4525 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
4526 occurs in same object.
4528 2011-06-14 Alan Modra <amodra@gmail.com>
4530 * po/POTFILES.in: Regenerate.
4532 2011-06-09 Ian Lance Taylor <iant@google.com>
4534 * script-sections.cc
4535 (Orphan_output_section::set_section_addresses): For a relocatable
4536 link set address to 0.
4538 2011-06-09 Cary Coutant <ccoutant@google.com>
4541 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
4542 used with --compress-debug-sections.
4543 * gold/object.cc (Sized_relobj_file::do_layout): Report
4544 uncompressed size of compressed input sections.
4546 2011-06-08 Cary Coutant <ccoutant@google.com>
4549 * testsuite/two_file_test_2_v1.cc: Change initialization of
4550 v2 to keep it in .data.
4552 2011-06-07 Cary Coutant <ccoutant@google.com>
4554 * common.cc (Symbol_table::do_allocate_commons_list): Call
4556 * errors.cc (Errors::fatal): Adjust call to gold_exit.
4557 (Errors::fallback): New function.
4558 (gold_fallback): New function.
4559 * errors.h (Errors::fallback): New function.
4560 * gold.cc (gold_exit): Change status parameter to enum; adjust
4562 (queue_initial_tasks): Call gold_fallback.
4563 * gold.h: Include cstdlib.
4564 (Exit_status): New enum type.
4565 (gold_exit): Change status parameter to enum.
4566 (gold_fallback): New function.
4567 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
4568 (Layout::create_symtab_sections): Likewise.
4569 (Layout::create_shdrs): Likewise.
4570 * main.cc (main): Adjust call to gold_exit.
4571 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
4572 (Output_data_got::add_got_entry_pair): Likewise.
4573 (Output_section::add_input_section): Likewise.
4574 (Output_section::add_output_section_data): Likewise.
4575 (Output_segment::set_section_list_addresses): Likewise.
4576 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
4578 2011-06-07 Cary Coutant <ccoutant@google.com>
4580 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
4581 for incremental links.
4582 * output.cc (Output_segment::set_section_list_addresses): Remove
4583 FIXME and test for TLS or BSS.
4585 2011-06-07 Cary Coutant <ccoutant@google.com>
4587 * testsuite/Makefile.am: Add incremental_copy_test,
4588 incremental_common_test_1.
4589 * testsuite/Makefile.in: Regenerate.
4590 * testsuite/common_test_1_v1.c: New source file.
4591 * testsuite/common_test_1_v2.c: New source file.
4592 * testsuite/copy_test_v1.cc: New source file.
4594 2011-06-07 Cary Coutant <ccoutant@google.com>
4596 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
4597 update, allocate common from bss section's free list.
4598 * incremental-dump.cc (dump_incremental_inputs): Print flag for
4599 linker-defined symbols.
4600 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4601 Skip GOT and PLT entries that are no longer referenced.
4602 (Output_section_incremental_inputs::write_info_blocks): Mark
4603 linker-defined symbols.
4604 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
4605 * output.cc (Output_section::allocate): New function.
4606 * output.h (Output_section::allocate): New function.
4607 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
4608 linker-defined symbols.
4609 (Symbol::override_base_with_special): Copy is_predefined_ flag.
4610 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
4611 (Symbol::init_base_output_data): Likewise.
4612 (Symbol::init_base_output_segment): Likewise.
4613 (Symbol::init_base_constant): Likewise.
4614 (Sized_symbol::init_output_data): Likewise.
4615 (Sized_symbol::init_output_segment): Likewise.
4616 (Sized_symbol::init_constant): Likewise.
4617 (Symbol_table::do_define_in_output_data): Likewise.
4618 (Symbol_table::do_define_in_output_segment): Likewise.
4619 (Symbol_table::do_define_as_constant): Likewise.
4620 * symtab.h (Symbol::is_predefined): New function.
4621 (Symbol::init_base_output_data): Add is_predefined parameter.
4622 (Symbol::init_base_output_segment): Likewise.
4623 (Symbol::init_base_constant): Likewise.
4624 (Symbol::is_predefined_): New data member.
4625 (Sized_symbol::init_output_data): Add is_predefined parameter.
4626 (Sized_symbol::init_output_segment): Likewise.
4627 (Sized_symbol::init_constant): Likewise.
4628 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
4630 2011-06-07 Cary Coutant <ccoutant@google.com>
4632 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
4633 instead of emit_copy_reloc.
4634 (Copy_relocs::emit_copy_reloc): Refactor.
4635 (Copy_relocs::make_copy_reloc): New function.
4636 (Copy_relocs::add_copy_reloc): Remove.
4637 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
4639 (Copy_relocs::make_copy_reloc): New function.
4640 (Copy_relocs::add_copy_reloc): Remove.
4641 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
4642 unchanged input files.
4643 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
4644 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
4645 Reserve BSS space for COPY relocations.
4646 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4647 (Output_section_incremental_inputs::write_info_blocks): Record
4648 whether a symbol is copied from a shared object.
4649 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
4650 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
4651 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
4652 (Incremental_input_entry_reader::get_output_symbol_index): Add
4654 (Incremental_binary::emit_copy_relocs): New function.
4655 (Incremental_binary::do_emit_copy_relocs): New function.
4656 (Sized_incremental_binary::Sized_incremental_binary): Initialize
4658 (Sized_incremental_binary::add_copy_reloc): New function.
4659 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4660 (Sized_incremental_binary::Copy_reloc): New struct.
4661 (Sized_incremental_binary::Copy_relocs): New typedef.
4662 (Sized_incremental_binary::copy_relocs_): New data member.
4663 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
4664 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
4665 * target.h (Sized_target::emit_copy_reloc): New function.
4666 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
4668 2011-06-02 Cary Coutant <ccoutant@google.com>
4671 * gold/archive.cc (Archive::Archive): Initialize new data member.
4672 (Archive::include_all_members): Return if archive has already been
4674 * gold/archive.h (Archive::include_all_members_): New data member.
4676 2011-06-02 Nick Clifton <nickc@redhat.com>
4678 * dynobj.h: Fix spelling mistake in comment.
4679 * output.cc: Likewise.
4681 2011-05-31 Doug Kwan <dougkwan@google.com>
4685 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
4686 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
4687 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
4688 redundant arm_exidx_test.so.
4689 * testsuite/Makefile.in: Regenerate.
4690 (check_SCRIPTS): Add pr12826.sh
4691 (check_DATA): Add pr12826.stdout
4692 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
4693 * testsuite/pr12826.sh: New file.
4694 * testsuite/pr12826_1.s: Ditto.
4695 * testsuite/pr12826_1.s: Ditto.
4697 2011-05-30 Ian Lance Taylor <iant@google.com>
4699 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
4702 2011-05-29 Ian Lance Taylor <iant@google.com>
4705 * testsuite/Makefile.am: Use different file name for two_file_test
4706 temporary file for each incremental test.
4707 * testsuite/Makefile.in: Rebuild.
4709 2011-05-29 Ian Lance Taylor <iant@google.com>
4711 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
4712 binary input file is empty.
4714 2011-05-27 Ian Lance Taylor <iant@google.com>
4716 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
4717 (ver_test_9.so): Likewise.
4718 * testsuite/Makefile.in: Rebuild.
4720 2011-05-26 Cary Coutant <ccoutant@google.com>
4722 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
4723 * incremental.cc (Incremental_inputs::report_input_section): Fix
4724 comment, indentation.
4725 (Incremental_inputs::report_comdat_group): New function.
4726 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4727 of data for incremental input file entry.
4728 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
4729 group count, COMDAT group signatures.
4730 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
4731 an unchanged input file.
4732 * incremental.h (Incremental_object_entry::Incremental_object_entry):
4733 Initialize new data member.
4734 (Incremental_object_entry::add_comdat_group): New function.
4735 (Incremental_object_entry::get_comdat_group_count): New function.
4736 (Incremental_object_entry::get_comdat_signature_key): New function.
4737 (Incremental_object_entry::groups_): New data member.
4738 (Incremental_inputs::report_comdat_group): New function.
4739 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
4740 data for incremental input file entry.
4741 (Incremental_input_entry_reader::get_comdat_group_count): New function.
4742 (Incremental_input_entry_reader::get_input_section): Adjust size of
4743 data for incremental input file entry.
4744 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
4745 (Incremental_input_entry_reader::get_comdat_group_signature): New
4747 * object.cc (Sized_relobj::include_section_group): Report kept
4748 COMDAT groups for incremental links.
4750 2011-05-24 David Meyer <pdox@google.com>
4752 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
4753 with name parameter. Add found_name parameter.
4754 * fileread.cc (Input_file::find_file): Adjust code accordingly.
4755 * dirsearch.h (class Dirsearch): Update declaration.
4757 2011-05-24 Ian Lance Taylor <iant@google.com>
4759 * archive.cc (Library_base::should_include_member): Pull in object
4760 from archive if it defines the entry symbol.
4761 * parameters.cc (Parameters::entry): New function.
4762 * parameters.h (class Parameters): Declare entry.
4763 * output.h (class Output_file_header): Remove entry_ field.
4764 * output.cc (Output_file_header::Output_file_header): Remove entry
4765 parameter. Change all callers.
4766 (Output_file_header::entry): Use parameters->entry.
4767 * gold.cc (queue_middle_tasks): Likewise.
4768 * plugin.cc (Plugin_hook::run): Likewise.
4770 2011-05-24 Cary Coutant <ccoutant@google.com>
4772 * gold.cc (queue_initial_tasks): Pass incremental base filename
4773 to Output_file::open_base_file; don't print error message.
4774 * incremental-dump.cc (main): Adjust call to
4775 Output_file::open_for_modification.
4776 * incremental-dump.cc (main): Likewise.
4777 * incremental.cc (Incremental_inputs::report_command_line):
4778 Ignore --incremental-base option when comparing command lines.
4779 Ignore parameter when given as separate argument.
4780 * options.h (class General_options): Add --incremental-base.
4781 * output.cc (Output_file::Output_file):
4782 (Output_file::open_base_file): Add base_name and writable parameters;
4783 read base file into new file; print error message here.
4784 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4786 * output.h (Output_file::open_for_modification): Rename to...
4787 (Output_file::open_base_file): ...this; add base_name and
4788 writable parameters; adjust all callers.
4789 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4791 * testsuite/Makefile.am (incremental_test_4): Test
4793 * testsuite/Makefile.in: Regenerate.
4795 2011-05-24 Cary Coutant <ccoutant@google.com>
4797 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
4799 * testsuite/Makefile.in: Regenerate.
4800 * testsuite/two_file_test_1_v1.cc: New test source file.
4801 * testsuite/two_file_test_1b_v1.cc: New test source file.
4802 * testsuite/two_file_test_2_v1.cc: New test source file.
4804 2011-05-24 Cary Coutant <ccoutant@google.com>
4806 * dynobj.h (Dynobj::do_dynobj): New function.
4807 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
4808 flag and soname for shared objects.
4809 * incremental.cc (Incremental_inputs::report_object): Make
4810 either Incremental_object_entry or Incremental_dynobj_entry; add
4811 soname to string table.
4812 (Incremental_inputs::report_input_section): Add assertion.
4813 (Output_section_incremental_inputs::set_final_data_size): Adjust
4814 type of input file entry for shared libraries; adjust size of
4815 shared library info entry.
4816 (Output_section_incremental_inputs::write_input_files): Write
4817 as_needed flag for shared libraries.
4818 (Output_section_incremental_inputs::write_info_blocks): Adjust type
4819 of input file entry for shared libraries; write soname.
4820 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
4821 soname from incremental info.
4822 * incremental.h (enum Incremental_input_flags): Add
4823 INCREMENTAL_INPUT_AS_NEEDED.
4824 (Incremental_input_entry::Incremental_input_entry): Initialize new
4826 (Incremental_input_entry::set_as_needed): New function.
4827 (Incremental_input_entry::as_needed): New function.
4828 (Incremental_input_entry::do_dynobj_entry): New function.
4829 (Incremental_input_entry::as_needed_): New data member.
4830 (Incremental_object_entry::Incremental_object_entry): Don't check
4832 (Incremental_object_entry::do_type): Likewise.
4833 (class Incremental_dynobj_entry): New class.
4834 (Incremental_input_entry_reader::as_needed): New function.
4835 (Incremental_input_entry_reader::get_soname): New function.
4836 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
4837 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
4838 size of shared library info entry.
4839 * layout.cc (Layout::finish_dynamic_section): Don't test for
4840 incremental link when adding DT_NEEDED entries.
4841 * object.h (Object::Object): Initialize new data member.
4842 (Object::dynobj): New function.
4843 (Object::set_as_needed): New function.
4844 (Object::as_needed): New function.
4845 (Object::do_dynobj): New function.
4846 (Object::as_needed_): New data member.
4848 2011-05-24 Cary Coutant <ccoutant@google.com>
4850 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
4851 info; adjust display of GOT entries.
4852 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
4853 vector of input objects; remove file_status_.
4854 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
4855 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
4856 got_plt reader; call target hooks to reserve GOT entries.
4857 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4858 of input file info header and GOT info entry.
4859 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
4861 (Got_plt_view_info::got_descriptor): Remove.
4862 (Got_plt_view_info::sym_index): New data member.
4863 (Got_plt_view_info::input_index): New data member.
4864 (Local_got_offset_visitor::visit): Write input file index.
4865 (Global_got_offset_visitor::visit): Write 0 for input file index.
4866 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
4867 with sym_index and input_index.
4868 (Output_section_incremental_inputs::write_got_plt): Adjust size of
4869 incremental info GOT entry; replace got_descriptor with input_index.
4870 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
4871 map from input file index to object.
4872 (Sized_relobj_incr::do_layout): Replace direct data member reference
4873 with accessor function.
4874 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
4875 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
4876 Adjust size of input file info header.
4877 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
4878 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
4879 (Incremental_input_entry_reader::get_input_section): Adjust size of
4880 input file info header.
4881 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
4882 of incremental info GOT entry.
4883 (Incremental_got_plt_reader::get_got_desc): Remove.
4884 (Incremental_got_plt_reader::get_got_symndx): New function.
4885 (Incremental_got_plt_reader::get_got_input_index): New function.
4886 (Sized_incremental_binary::Sized_incremental_binary): Remove
4887 file_status_; add input_objects_.
4888 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
4889 (Sized_incremental_binary::set_file_is_unchanged): Remove.
4890 (Sized_incremental_binary::file_is_unchanged): Remove.
4891 (Sized_incremental_binary::set_input_object): New function.
4892 (Sized_incremental_binary::input_object): New function.
4893 (Sized_incremental_binary::file_status_): Remove.
4894 (Sized_incremental_binary::input_objects_): New data member.
4895 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
4897 (Sized_relobj_incr::invalid_address): Move to base class.
4898 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
4900 (Sized_relobj_incr::do_output_section_offset): Likewise.
4901 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
4902 (Sized_relobj_incr::section_offsets_): Likewise.
4903 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
4905 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
4906 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
4907 with accessor function.
4908 (Sized_relobj_file::do_layout): Likewise.
4909 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
4910 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
4911 (Sized_relobj_file::compute_final_local_value): Replace refs to
4912 section_offsets_ with accessor function.
4913 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
4914 * object.h (Relobj::Relobj): Initialize new data members.
4915 (Relobj::add_dyn_reloc): New function.
4916 (Relobj::first_dyn_reloc): New function.
4917 (Relobj::dyn_reloc_count): New function.
4918 (Relobj::first_dyn_reloc_): New data member.
4919 (Relobj::dyn_reloc_count_): New data member.
4920 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
4922 (Sized_relobj::Address): New typedef.
4923 (Sized_relobj::invalid_address): Move here from child class.
4924 (Sized_relobj::Sized_relobj): Initialize new data members.
4925 (Sized_relobj::sized_relobj): New function.
4926 (Sized_relobj::is_output_section_offset_invalid): Move here from
4928 (Sized_relobj::get_output_section_offset): Likewise.
4929 (Sized_relobj::local_has_got_offset): Likewise.
4930 (Sized_relobj::local_got_offset): Likewise.
4931 (Sized_relobj::set_local_got_offset): Likewise.
4932 (Sized_relobj::do_for_all_local_got_entries): Likewise.
4933 (Sized_relobj::clear_got_offsets): New function.
4934 (Sized_relobj::section_offsets): Move here from child class.
4935 (Sized_relobj::do_output_section_offset): Likewise.
4936 (Sized_relobj::do_set_section_offset): Likewise.
4937 (Sized_relobj::Local_got_offsets): Likewise.
4938 (Sized_relobj::local_got_offsets_): Likewise.
4939 (Sized_relobj::section_offsets_): Likewise.
4940 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
4942 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
4944 (Sized_relobj_file::sized_relobj): New function
4945 (Sized_relobj_file::local_has_got_offset): Move to base class.
4946 (Sized_relobj_file::local_got_offset): Likewise.
4947 (Sized_relobj_file::set_local_got_offset): Likewise.
4948 (Sized_relobj_file::get_output_section_offset): Likewise.
4949 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
4950 (Sized_relobj_file::do_output_section_offset): Likewise.
4951 (Sized_relobj_file::do_set_section_offset): Likewise.
4952 (Sized_relobj_file::Local_got_offsets): Likewise.
4953 (Sized_relobj_file::local_got_offsets_): Likewise.
4954 (Sized_relobj_file::section_offsets_): Likewise.
4955 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
4957 (set_needs_dynsym_index): Convert relobj to derived class pointer.
4958 (Output_reloc::get_symbol_index): Likewise.
4959 (Output_reloc::local_section_offset): Likewise.
4960 (Output_reloc::get_address): Likewise.
4961 (Output_reloc::symbol_value): Likewise.
4962 (Output_data_got::reserve_slot): Move to class definition.
4963 (Output_data_got::reserve_local): New function.
4964 (Output_data_got::reserve_slot_for_global): Remove.
4965 (Output_data_got::reserve_global): New function.
4966 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
4967 (all constructors, two instantiations).
4968 (Output_reloc::get_relobj): New function (two instantiations).
4969 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
4970 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
4971 (Output_data_reloc::add_global): Adjust type of relobj.
4972 (Output_data_reloc::add_global_relative): Likewise.
4973 (Output_data_reloc::add_symbolless_global_addend): Likewise.
4974 (Output_data_reloc::add_local): Likewise.
4975 (Output_data_reloc::add_local_relative): Likewise.
4976 (Output_data_reloc::add_symbolless_local_addend): Likewise.
4977 (Output_data_reloc::add_local_section): Likewise.
4978 (Output_data_reloc::add_output_section): Likewise.
4979 (Output_data_reloc::add_absolute): Likewise.
4980 (Output_data_reloc::add_target_specific): Likewise.
4981 (Output_data_got::reserve_slot): Move definition here.
4982 (Output_data_got::reserve_local): New function.
4983 (Output_data_got::reserve_global): New function.
4984 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
4985 section_offsets_ with accessor function.
4986 (Sized_relobj_file::write_sections): Likewise.
4987 (Sized_relobj_file::do_relocate_sections): Likewise.
4988 * target.h (Sized_target::reserve_local_got_entry): New function.
4989 (Sized_target::reserve_global_got_entry): New function.
4990 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
4991 (Target_x86_64::reserve_global_got_entry): New function.
4992 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
4994 2011-05-23 Cary Coutant <ccoutant@google.com>
4996 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
4997 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
4998 bit when checking got_type.
4999 * incremental.cc (Sized_incremental_binary::setup_readers):
5000 Store symbol table and string table locations; initialize bit vector
5001 of file status flags.
5002 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
5004 (Sized_incremental_binary::do_process_got_plt): New function.
5005 (Sized_incremental_binary::get_symtab_view): Use stored locations.
5006 (Output_section_incremental_inputs::set_final_data_size): Record
5007 file index for each input file.
5008 (Output_section_incremental_inputs::write_got_plt): Store file index
5009 instead of input entry offset for each GOT entry.
5011 (Incremental_input_entry::Incremental_input_entry): Initialize new
5013 (Incremental_input_entry::set_offset): Store file index.
5014 (Incremental_input_entry::get_file_index): New function.
5015 (Incremental_input_entry::file_index_): New data member.
5016 (Incremental_binary::process_got_plt): New function.
5017 (Incremental_binary::do_process_got_plt): New function.
5018 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5020 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
5021 (Sized_incremental_binary::set_file_is_unchanged): New function.
5022 (Sized_incremental_binary::file_is_unchanged): New function.
5023 (Sized_incremental_binary::do_process_got_plt): New function.
5024 (Sized_incremental_binary::file_status_): New data member.
5025 (Sized_incremental_binary::main_symtab_loc_): New data member.
5026 (Sized_incremental_binary::main_strtab_loc_): New data member.
5027 * output.cc (Output_data_got::Got_entry::write): Add case
5029 (Output_data_got::add_global): Call add_got_entry.
5030 (Output_data_got::add_global_plt): Likewise.
5031 (Output_data_got::add_global_with_rel): Likewise.
5032 (Output_data_got::add_global_with_rela): Likewise.
5033 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
5034 (Output_data_got::add_global_pair_with_rela): Likewise.
5035 (Output_data_got::add_local): Call add_got_entry.
5036 (Output_data_got::add_local_plt): Likewise.
5037 (Output_data_got::add_local_with_rel): Likewise.
5038 (Output_data_got::add_local_with_rela): Likewise.
5039 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
5040 (Output_data_got::add_local_pair_with_rela): Likewise.
5041 (Output_data_got::reserve_slot): New function.
5042 (Output_data_got::reserve_slot_for_global): New function.
5043 (Output_data_got::add_got_entry): New function.
5044 (Output_data_got::add_got_entry_pair): New function.
5045 (Output_section::add_output_section_data): Edit FIXME.
5047 (Output_section_data_build::Output_section_data_build): New
5048 constructor with size parameter.
5049 (Output_data_space::Output_data_space): Likewise.
5050 (Output_data_got::Output_data_got): Initialize new data member; new
5051 constructor with size parameter.
5052 (Output_data_got::add_constant): Call add_got_entry.
5053 (Output_data_got::reserve_slot): New function.
5054 (Output_data_got::reserve_slot_for_global): New function.
5055 (class Output_data_got::Got_entry): Add RESERVED_CODE.
5056 (Output_data_got::add_got_entry): New function.
5057 (Output_data_got::add_got_entry_pair): New function.
5058 (Output_data_got::free_list_): New data member.
5059 * target.h (Sized_target::init_got_plt_for_update): New function.
5060 (Sized_target::register_global_plt_entry): New function.
5061 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
5062 Initialize new data member; call init; add constructor with PLT count.
5063 (Output_data_plt_x86_64::init): New function.
5064 (Output_data_plt_x86_64::add_relocation): New function.
5065 (Output_data_plt_x86_64::reserve_slot): New function.
5066 (Output_data_plt_x86_64::free_list_): New data member.
5067 (Target_x86_64::init_got_plt_for_update): New function.
5068 (Target_x86_64::register_global_plt_entry): New function.
5069 (Output_data_plt_x86_64::add_entry): Allocate from free list for
5070 incremental updates.
5071 (Output_data_plt_x86_64::add_relocation): New function.
5072 * testsuite/object_unittest.cc (Object_test): Set default options.
5074 2011-05-16 Ian Lance Taylor <iant@google.com>
5076 * options.h (class General_options): Make -i a synonym for -r.
5078 2011-05-16 Ian Lance Taylor <iant@google.com>
5080 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
5082 2011-05-10 Cary Coutant <ccoutant@google.com>
5084 * object.cc (Sized_relobj::do_count_local_symbols): Check for
5087 2011-05-06 Ian Lance Taylor <iant@google.com>
5089 * layout.cc (Layout::layout): If the output section flags change,
5090 update the ordering.
5092 2011-04-25 Cary Coutant <ccoutant@google.com>
5094 * incremental-dump.cc (dump_incremental_inputs): Print local
5095 symbol info for each input file.
5097 (Output_section_incremental_inputs::set_final_data_size): Add local
5098 symbol info to input file entries in incremental info.
5099 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5100 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
5101 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
5102 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
5104 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
5105 (Sized_incr_relobj::do_relocate): Write the local symbols.
5106 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
5107 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
5108 Adjust size of input file header.
5109 (Incremental_inputs_reader::get_local_symbol_offset): New function.
5110 (Incremental_inputs_reader::get_local_symbol_count): New function.
5111 (Incremental_inputs_reader::get_input_section): Adjust size of input
5113 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
5114 (Sized_incr_relobj::This): New typedef.
5115 (Sized_incr_relobj::sym_size): New const data member.
5116 (Sized_incr_relobj::Local_symbol): New struct.
5117 (Sized_incr_relobj::do_output_local_symbol_count): New function.
5118 (Sized_incr_relobj::do_local_symbol_offset): New function.
5119 (Sized_incr_relobj::local_symbol_count_): New data member.
5120 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
5121 (Sized_incr_relobj::local_symbol_index_): New data member.
5122 (Sized_incr_relobj::local_symbol_offset_): New data member.
5123 (Sized_incr_relobj::local_dynsym_offset_): New data member.
5124 (Sized_incr_relobj::local_symbols_): New data member.
5125 * object.h (Relobj::output_local_symbol_count): New function.
5126 (Relobj::local_symbol_offset): New function.
5127 (Relobj::do_output_local_symbol_count): New function.
5128 (Relobj::do_local_symbol_offset): New function.
5129 (Sized_relobj::do_output_local_symbol_count): New function.
5130 (Sized_relobj::do_local_symbol_offset): New function.
5132 2011-04-22 Vladimir Simonov <sv@sw.ru>
5134 * descriptors.cc (set_close_on_exec): New function.
5135 (Descriptors::open): Use set_close_on_exec.
5136 * output.cc (S_ISLNK): Define if not defined.
5138 2011-04-22 Cary Coutant <ccoutant@google.com>
5140 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5142 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5143 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
5144 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
5146 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
5147 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
5148 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
5150 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
5152 (Incremental_binary::apply_incremental_relocs): New function.
5153 (Incremental_binary::do_apply_incremental_relocs): New function.
5154 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5156 (Sized_incremental_binary::add_global_symbol): New function.
5157 (Sized_incremental_binary::global_symbol): New function.
5158 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5159 (Sized_incremental_binary::symbol_map_): New data member.
5160 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
5161 * target.h (Sized_target::apply_relocation): New function.
5162 * target-reloc.h (apply_relocation): New function.
5163 * x86_64.cc (Target_x86_64::apply_relocation): New function.
5165 2011-04-22 Doug Kwan <dougkwan@google.com>
5167 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
5168 flag of a SHT_ARM_EXIDX section.
5169 * testsuite/Makefile.am (arm_exidx_test): New test rules.
5170 * testsuite/Makefile.in: Regenerate.
5171 * testsuite/arm_exidx_test.s: New file.
5172 * testsuite/arm_exidx_test.sh: Same.
5174 2011-04-20 Cary Coutant <ccoutant@google.com>
5177 * archive.h (Incremental_archive_entry::Archive_member):
5178 Initialize arg_serial_ (second constructor).
5180 2011-04-17 Ian Lance Taylor <iant@google.com>
5182 * object.cc (Relocate_info::location): Simplify location string.
5183 * errors.cc (Errors::error_at_location): Don't print program
5185 (Errors::warning_at_location): Likewise.
5186 (Errors::undefined_symbol): Likewise.
5187 * testsuite/debug_msg.sh: Update accordingly.
5189 2011-04-14 Cary Coutant <ccoutant@google.com>
5191 * gold/layout.cc (Layout::symtab_section_offset): New function.
5192 * gold/layout.h (Layout::symtab_section_offset): New function.
5193 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
5195 2011-04-12 Ian Lance Taylor <iant@google.com>
5197 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
5198 with MREMAP_MAYMOVE.
5199 * output.h (class Output_file): Add map_is_allocated_ field.
5200 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
5201 not available, provide stubs. If mremap is not available, #define
5203 (MREMAP_MAYMOVE): Define if not defined.
5204 (Output_file::Output_file): Initialize map_is_allocated_.
5205 (Output_file::resize): Check map_is_allocated_.
5206 (Output_file::map_anonymous): If mmap fails, use malloc.
5207 (Output_file::unmap): Don't do anything for an anonymous map.
5208 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
5209 is not available, provide stubs.
5210 (File_read::View::~View): Use free rather than delete[].
5211 (File_read::make_view): Use malloc rather than new[]. If mmap
5213 (File_read::find_or_make_view): Use malloc rather than new[].
5214 * gold.h: Remove HAVE_REMAP code.
5215 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
5216 exists. Rename mremap to gold_mremap. If mmap is not available
5218 * configure, config.in: Rebuild.
5220 2011-04-11 Ian Lance Taylor <iant@google.com>
5222 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
5223 initialize local variable v.
5225 2011-04-11 Cary Coutant <ccoutant@google.com>
5227 * archive.cc (Archive::include_member): Adjust call to
5229 (Add_archive_symbols::run): Track argument serial numbers.
5230 (Lib_group::include_member): Likewise.
5231 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
5232 * archive.h (Incremental_archive_entry::Archive_member):
5233 Initialize arg_serial_.
5234 (Archive_member::arg_serial_): New data member.
5235 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
5236 (Sized_dynobj::do_add_symbols): Track symbols when doing an
5238 (Sized_dynobj::do_for_all_local_got_entries): New function.
5239 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
5241 * fileread.cc (get_mtime): New function.
5242 * fileread.h (get_mtime): New function.
5243 * gold.cc (queue_initial_tasks): Check for incremental update.
5244 (process_incremental_input): New function.
5245 (queue_middle_tasks): Don't force valid target for incremental
5247 * incremental-dump.cc (find_input_containing_global): Adjust
5248 size of symbol info entry.
5249 (dump_incremental_inputs): Dump argument serial number and
5250 in_system_directory flag; bias shndx by 1; print symbol names
5251 when dumping per-file symbol lists; use new symbol info readers.
5253 (Output_section_incremental_inputs:update_data_size): New function.
5254 (Sized_incremental_binary::setup_readers): Setup input readers
5255 for each input file; build maps for files added from libraries
5257 (Sized_incremental_binary::check_input_args): New function.
5258 (Sized_incremental_binary::do_check_inputs): Build map of argument
5259 serial numbers to input arguments.
5260 (Sized_incremental_binary::do_file_has_changed): Rename
5261 do_file_is_unchanged to this; compare file modification times.
5262 (Sized_incremental_binary::do_init_layout): New function.
5263 (Sized_incremental_binary::do_reserve_layout): New function.
5264 (Sized_incremental_binary::do_get_input_reader): Remove.
5265 (Sized_incremental_binary::get_symtab_view): New function.
5266 (Incremental_checker::can_incrementally_link_output_file): Remove.
5267 (Incremental_inputs::report_command_line): Exclude --debug options.
5268 (Incremental_inputs::report_archive_begin): Add parameter; track
5269 argument serial numbers; don't put input file entry for archive
5270 before archive members.
5271 (Incremental_inputs::report_archive_end): Put input file entry
5272 for archive after archive members.
5273 (Incremental_inputs::report_object): Add parameter; track argument
5274 serial numbers and in_system_directory flag.
5275 (Incremental_inputs::report_script): Add parameter; track argument
5277 (Output_section_incremental_inputs::set_final_data_size): Adjust
5278 size of symbol info entry; check for forwarding symbols.
5279 (Output_section_incremental_inputs::write_input_files): Write
5280 in_system_directory flag and argument serial number.
5281 (Output_section_incremental_inputs::write_info_blocks): Map section
5282 indices between incremental info and original input file; store
5283 input section index for each symbol.
5284 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
5285 change operator() to visit().
5286 (class Global_got_offset_visitor): Likewise.
5287 (class Global_symbol_visitor_got_plt):
5288 (Output_section_incremental_inputs::write_got_plt): Use new visitor
5290 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
5291 (Sized_incr_relobj::do_read_symbols): New function.
5292 (Sized_incr_relobj::do_layout): New function.
5293 (Sized_incr_relobj::do_layout_deferred_sections): New function.
5294 (Sized_incr_relobj::do_add_symbols): New function.
5295 (Sized_incr_relobj::do_should_include_member): New function.
5296 (Sized_incr_relobj::do_for_all_global_symbols): New function.
5297 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
5298 (Sized_incr_relobj::do_section_size): New function.
5299 (Sized_incr_relobj::do_section_name): New function.
5300 (Sized_incr_relobj::do_section_contents): New function.
5301 (Sized_incr_relobj::do_section_flags): New function.
5302 (Sized_incr_relobj::do_section_entsize): New function.
5303 (Sized_incr_relobj::do_section_address): New function.
5304 (Sized_incr_relobj::do_section_type): New function.
5305 (Sized_incr_relobj::do_section_link): New function.
5306 (Sized_incr_relobj::do_section_info): New function.
5307 (Sized_incr_relobj::do_section_addralign): New function.
5308 (Sized_incr_relobj::do_initialize_xindex): New function.
5309 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
5310 (Sized_incr_relobj::do_read_relocs): New function.
5311 (Sized_incr_relobj::do_gc_process_relocs): New function.
5312 (Sized_incr_relobj::do_scan_relocs): New function.
5313 (Sized_incr_relobj::do_count_local_symbols): New function.
5314 (Sized_incr_relobj::do_finalize_local_symbols): New function.
5315 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
5316 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
5317 (Sized_incr_relobj::do_relocate): New function.
5318 (Sized_incr_relobj::do_set_section_offset): New function.
5319 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
5320 (Sized_incr_dynobj::do_read_symbols): New function.
5321 (Sized_incr_dynobj::do_layout): New function.
5322 (Sized_incr_dynobj::do_add_symbols): New function.
5323 (Sized_incr_dynobj::do_should_include_member): New function.
5324 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
5325 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
5326 (Sized_incr_dynobj::do_section_size): New function.
5327 (Sized_incr_dynobj::do_section_name): New function.
5328 (Sized_incr_dynobj::do_section_contents): New function.
5329 (Sized_incr_dynobj::do_section_flags): New function.
5330 (Sized_incr_dynobj::do_section_entsize): New function.
5331 (Sized_incr_dynobj::do_section_address): New function.
5332 (Sized_incr_dynobj::do_section_type): New function.
5333 (Sized_incr_dynobj::do_section_link): New function.
5334 (Sized_incr_dynobj::do_section_info): New function.
5335 (Sized_incr_dynobj::do_section_addralign): New function.
5336 (Sized_incr_dynobj::do_initialize_xindex): New function.
5337 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
5338 (make_sized_incremental_object): New function.
5339 (Incremental_library::copy_unused_symbols): New function.
5340 (Incremental_library::do_for_all_unused_symbols): New function.
5341 * incremental.h (enum Incremental_input_flags): New type.
5342 (class Incremental_checker): Remove.
5343 (Incremental_input_entry::Incremental_input_entry): Add argument
5345 (Incremental_input_entry::arg_serial): New function.
5346 (Incremental_input_entry::set_is_in_system_directory): New function.
5347 (Incremental_input_entry::is_in_system_directory): New function.
5348 (Incremental_input_entry::arg_serial_): New data member.
5349 (Incremental_input_entry::is_in_system_directory_): New data member.
5350 (class Script_info): Move here from script.h.
5351 (Script_info::Script_info): Add filename parameter.
5352 (Script_info::filename): New function.
5353 (Script_info::filename_): New data member.
5354 (Incremental_script_entry::Incremental_script_entry): Add argument
5356 (Incremental_object_entry::Incremental_object_entry): Likewise.
5357 (Incremental_object_entry::add_input_section): Build list of input
5358 sections with map to original shndx.
5359 (Incremental_object_entry::get_input_section_index): New function.
5360 (Incremental_object_entry::shndx_): New data member.
5361 (Incremental_object_entry::name_key_): Rename; adjust all refs.
5362 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
5363 (Incremental_archive_entry::Incremental_archive_entry): Add argument
5365 (Incremental_inputs::report_archive_begin): Likewise.
5366 (Incremental_inputs::report_object): Likewise.
5367 (Incremental_inputs::report_script): Likewise.
5368 (class Incremental_global_symbol_reader): New class.
5369 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
5370 and store flags and input file type.
5371 (Incremental_input_entry_reader::arg_serial): New function.
5372 (Incremental_input_entry_reader::type): Extract type from flags.
5373 (Incremental_input_entry_reader::is_in_system_directory): New function.
5374 (Incremental_input_entry_reader::get_input_section_count): Call
5375 accessor function for type.
5376 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
5377 function for type; adjust size of global symbol entry.
5378 (Incremental_input_entry_reader::get_global_symbol_count): Call
5379 accessor function for type.
5380 (Incremental_input_entry_reader::get_object_count): Likewise.
5381 (Incremental_input_entry_reader::get_object_offset): Likewise.
5382 (Incremental_input_entry_reader::get_member_count): Likewise.
5383 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
5384 (Incremental_input_entry_reader::get_member_offset): Likewise.
5385 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
5386 (Incremental_input_entry_reader::Global_symbol_info): Remove.
5387 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
5388 (Incremental_input_entry_reader::get_global_symbol_reader): New
5390 (Incremental_input_entry_reader::get_output_symbol_index): New
5392 (Incremental_input_entry_reader::type_): Remove.
5393 (Incremental_input_entry_reader::flags_): New data member.
5394 (Incremental_inputs_reader::input_file_offset): New function.
5395 (Incremental_inputs_reader::input_file_index): New function.
5396 (Incremental_inputs_reader::input_file): Call input_file_offset.
5397 (Incremental_inputs_reader::input_file_at_offset): New function.
5398 (Incremental_relocs_reader::get_r_type): Reformat.
5399 (Incremental_relocs_reader::get_r_shndx): Reformat.
5400 (Incremental_relocs_reader::get_r_offset): Reformat.
5401 (Incremental_relocs_reader::data): New function.
5402 (Incremental_binary::Incremental_binary): Initialize new data members.
5403 (Incremental_binary::check_inputs): Add cmdline parameter.
5404 (Incremental_binary::file_is_unchanged): Remove.
5405 (Input_reader::arg_serial): New function.
5406 (Input_reader::get_unused_symbol_count): New function.
5407 (Input_reader::get_unused_symbol): New function.
5408 (Input_reader::do_arg_serial): New function.
5409 (Input_reader::do_get_unused_symbol_count): New function.
5410 (Input_reader::do_get_unused_symbol): New function.
5411 (Incremental_binary::input_file_count): New function.
5412 (Incremental_binary::get_input_reader): Change signature to use
5413 index instead of filename.
5414 (Incremental_binary::file_has_changed): New function.
5415 (Incremental_binary::get_input_argument): New function.
5416 (Incremental_binary::get_library): New function.
5417 (Incremental_binary::get_script_info): New function.
5418 (Incremental_binary::init_layout): New function.
5419 (Incremental_binary::reserve_layout): New function.
5420 (Incremental_binary::output_file): New function.
5421 (Incremental_binary::do_check_inputs): New function.
5422 (Incremental_binary::do_file_is_unchanged): Remove.
5423 (Incremental_binary::do_file_has_changed): New function.
5424 (Incremental_binary::do_init_layout): New function.
5425 (Incremental_binary::do_reserve_layout): New function.
5426 (Incremental_binary::do_input_file_count): New function.
5427 (Incremental_binary::do_get_input_reader): Change signature.
5428 (Incremental_binary::input_args_map_): New data member.
5429 (Incremental_binary::library_map_): New data member.
5430 (Incremental_binary::script_map_): New data member.
5431 (Sized_incremental_binary::Sized_incremental_binary): Initialize
5433 (Sized_incremental_binary::output_section): New function.
5434 (Sized_incremental_binary::inputs_reader): Add const.
5435 (Sized_incremental_binary::symtab_reader): Add const.
5436 (Sized_incremental_binary::relocs_reader): Add const.
5437 (Sized_incremental_binary::got_plt_reader): Add const.
5438 (Sized_incremental_binary::get_symtab_view): New function.
5439 (Sized_incremental_binary::Inputs_reader): New typedef.
5440 (Sized_incremental_binary::Input_entry_reader): New typedef.
5441 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
5442 (Sized_incremental_binary::do_file_is_unchanged): Remove.
5443 (Sized_incremental_binary::do_file_has_changed): New function.
5444 (Sized_incremental_binary::do_init_layout): New function.
5445 (Sized_incremental_binary::do_reserve_layout): New function.
5446 (Sized_input_reader::Inputs_reader): Remove.
5447 (Sized_input_reader::Input_entry_reader): Remove.
5448 (Sized_input_reader::do_arg_serial): New function.
5449 (Sized_input_reader::do_get_unused_symbol_count): New function.
5450 (Sized_input_reader::do_get_unused_symbol): New function.
5451 (Sized_incremental_binary::do_input_file_count): New function.
5452 (Sized_incremental_binary::do_get_input_reader): Change signature;
5453 use index instead of filename.
5454 (Sized_incremental_binary::section_map_): New data member.
5455 (Sized_incremental_binary::input_entry_readers_): New data member.
5456 (class Sized_incr_relobj): New class.
5457 (class Sized_incr_dynobj): New class.
5458 (make_sized_incremental_object): New function.
5459 (class Incremental_library): New class.
5460 * layout.cc (Free_list::num_lists): New static data member.
5461 (Free_list::num_nodes): New static data member.
5462 (Free_list::num_removes): New static data member.
5463 (Free_list::num_remove_visits): New static data member.
5464 (Free_list::num_allocates): New static data member.
5465 (Free_list::num_allocate_visits): New static data member.
5466 (Free_list::init): New function.
5467 (Free_list::remove): New function.
5468 (Free_list::allocate): New function.
5469 (Free_list::dump): New function.
5470 (Free_list::print_stats): New function.
5471 (Layout_task_runner::run): Resize output file for incremental updates.
5472 (Layout::Layout): Initialize new data members.
5473 (Layout::set_incremental_base): New function.
5474 (Layout::init_fixed_output_section): New function.
5475 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
5476 incremental updates.
5477 (Layout::create_gold_note): Do not create gold note section for
5478 incremental updates.
5479 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
5480 for incremental updates.
5481 (Layout::set_section_offsets): For incremental updates, allocate space
5483 (Layout::create_symtab_sections): Layout with offsets relative to
5484 start of section; for incremental updates, allocate space from free
5486 (Layout::create_shdrs): For incremental updates, allocate space from
5488 (Layout::finish_dynamic_section): For incremental updates, do not
5489 check --as-needed (fixed in subsequent patch).
5490 * layout.h (class Free_list): New class.
5491 (Layout::set_incremental_base): New function.
5492 (Layout::incremental_base): New function.
5493 (Layout::init_fixed_output_section): New function.
5494 (Layout::allocate): New function.
5495 (Layout::incremental_base_): New data member.
5496 (Layout::free_list_): New data member.
5497 * main.cc (main): Print Free_list statistics.
5498 * object.cc (Relobj::finalize_incremental_relocs): Add
5499 clear_counts parameter; clear counts only when clear_counts is set.
5500 (Sized_relobj::Sized_relobj): Initialize new base class.
5501 (Sized_relobj::do_layout): Don't report special sections.
5502 (Sized_relobj::do_for_all_local_got_entries): New function.
5503 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
5504 symtab_off to all symbol table offsets.
5505 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
5506 * object.h (class Got_offset_list): Move to top of file.
5507 (Object::Object): Allow case where input_file == NULL.
5508 (Object::~Object): Likewise.
5509 (Object::input_file): Assert that input_file != NULL.
5510 (Object::lock): Allow case where input_file == NULL.
5511 (Object::unlock): Likewise.
5512 (Object::is_locked): Likewise.
5513 (Object::token): Likewise.
5514 (Object::release): Likewise.
5515 (Object::is_incremental): New function.
5516 (Object::get_mtime): New function.
5517 (Object::for_all_local_got_entries): New function.
5518 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
5519 (Object::set_is_in_system_directory): New function.
5520 (Object::is_in_system_directory): New function.
5521 (Object::do_is_incremental): New function.
5522 (Object::do_get_mtime): New function.
5523 (Object::do_for_all_local_got_entries): New function.
5524 (Object::is_in_system_directory_): New data member.
5525 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
5526 (class Sized_relobj_base): New class.
5527 (class Sized_relobj): Derive from Sized_relobj_base.
5528 (class Sized_relobj::Symbols): Redeclare from base class.
5529 (class Sized_relobj::local_got_offset_list): Remove.
5530 (class Sized_relobj::Output_sections): Redeclare from base class.
5531 (class Sized_relobj::do_for_all_local_got_entries): New function.
5532 (class Sized_relobj::write_local_symbols): Add offset parameter.
5533 (class Sized_relobj::local_symbol_offset_): Update comment.
5534 (class Sized_relobj::local_dynsym_offset_): Update comment.
5535 * options.cc (Input_arguments::add_file): Remove const.
5536 * options.h (Input_file_argument::Input_file_argument):
5537 Initialize arg_serial_ (all constructors).
5538 (Input_file_argument::set_arg_serial): New function.
5539 (Input_file_argument::arg_serial): New function.
5540 (Input_file_argument::arg_serial_): New data member.
5541 (Input_arguments::Input_arguments): Initialize file_count_.
5542 (Input_arguments::add_file): Remove const.
5543 (Input_arguments::number_of_input_files): New function.
5544 (Input_arguments::file_count_): New data member.
5545 (Command_line::number_of_input_files): Call
5546 Input_arguments::number_of_input_files.
5547 * output.cc (Output_segment_headers::Output_segment_headers):
5549 (Output_section::Input_section::current_data_size): New function.
5550 (Output_section::Output_section): Initialize new data members.
5551 (Output_section::add_input_section): Don't do merge sections for
5552 an incremental link; allocate space from free list for an
5554 (Output_section::add_output_section_data): Allocate space from
5555 free list for an incremental update.
5556 (Output_section::update_data_size): New function.
5557 (Output_section::set_fixed_layout): New function.
5558 (Output_section::reserve): New function.
5559 (Output_segment::set_section_addresses): Remove const.
5560 (Output_segment::set_section_list_addresses): Remove const; allocate
5561 space from free list for an incremental update.
5562 (Output_segment::set_offset): Adjust size of RELRO segment for an
5564 * output.h (Output_data::current_data_size): Move here from
5566 (Output_data::pre_finalize_data_size): New function.
5567 (Output_data::update_data_size): New function.
5568 (Output_section_headers::update_data_size): new function.
5569 (Output_section_data_build::current_data_size): Move to Output_data.
5570 (Output_data_strtab::update_data_size): New function.
5571 (Output_section::current_data_size): Move to Output_data.
5572 (Output_section::set_fixed_layout): New function.
5573 (Output_section::has_fixed_layout): New function.
5574 (Output_section::reserve): New function.
5575 (Output_section::update_data_size): New function.
5576 (Output_section::has_fixed_layout_): New data member.
5577 (Output_section::free_list_): New data member.
5578 (Output_segment::set_section_addresses): Remove const.
5579 (Output_segment::set_section_list_addresses): Remove const.
5580 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
5582 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
5584 * readsyms.cc (Read_symbols::do_read_symbols): Add library
5585 parameter when calling Add_symbols constructor; store argument
5586 serial number for members of a lib group.
5587 (Add_symbols::locks): Allow case where token == NULL.
5588 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
5589 (Read_member::~Read_member): New function.
5590 (Read_member::is_runnable): New function.
5591 (Read_member::locks): New function.
5592 (Read_member::run): New function.
5593 (Check_script::~Check_script): New function.
5594 (Check_script::is_runnable): New function.
5595 (Check_script::locks): New function.
5596 (Check_script::run): New function.
5597 (Check_library::~Check_library): New function.
5598 (Check_library::is_runnable): New function.
5599 (Check_library::locks): New function.
5600 (Check_library::run): New function.
5601 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
5602 (Add_symbols::library_): New data member.
5603 (class Read_member): New class.
5604 (class Check_script): New class.
5605 (class Check_library): New class.
5606 * reloc.cc (Read_relocs::is_runnable): Allow case where
5608 (Read_relocs::locks): Likewise.
5609 (Scan_relocs::locks): Likewise.
5610 (Relocate_task::locks): Likewise.
5611 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
5613 (Sized_relobj::incremental_relocs_scan): Fix comment.
5614 (Sized_relobj::do_relocate): Pass output file offset to
5615 write_local_symbols.
5616 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
5617 from class declaration.
5618 * script.cc (read_input_script): Allocate Script_info; pass
5619 argument serial number to report_script.
5620 * script.h (class Script_info): Move to incremental.h.
5621 * symtab.cc (Symbol_table::add_from_incrobj): New function.
5622 * symtab.h (Symbol_table::add_from_incrobj): New function.
5623 (Symbol_table::set_file_offset): New function.
5625 2011-04-05 Cary Coutant <ccoutant@google.com>
5627 * incremental-dump.cc (dump_incremental_inputs): Change signature
5628 to take a Sized_incremental_binary; change caller. Use readers
5629 in Sized_incremental_binary.
5631 (Sized_incremental_binary::find_incremental_inputs_sections):
5632 Rename do_find_incremental_inputs_sections to this.
5633 (Sized_incremental_binary::setup_readers): New function.
5634 (Sized_incremental_binary::do_check_inputs): Check
5635 has_incremental_info_ flag; move setup code to setup_readers;
5637 (Sized_incremental_binary::do_file_is_unchanged): New function.
5638 (Sized_incremental_binary::do_get_input_reader): New function.
5639 * incremental.h (class Incremental_binary): Move to end of file.
5640 (Incremental_binary::file_is_unchanged): New function.
5641 (Incremental_binary::do_file_is_unchanged): New function.
5642 (Incremental_binary::Input_reader): New class.
5643 (Incremental_binary::get_input_reader): New function.
5644 (class Sized_incremental_binary): Move to end of file.
5645 (Sized_incremental_binary::Sized_incremental_binary): Setup the
5646 input section reader classes.
5647 (Sized_incremental_binary::has_incremental_info): New function.
5648 (Sized_incremental_binary::inputs_reader): New function.
5649 (Sized_incremental_binary::symtab_reader): New function.
5650 (Sized_incremental_binary::relocs_reader): New function.
5651 (Sized_incremental_binary::got_plt_reader): New function.
5652 (Sized_incremental_binary::do_file_is_unchanged): New function.
5653 (Sized_incremental_binary::Sized_input_reader): New class.
5654 (Sized_incremental_binary::get_input_reader): New function.
5655 (Sized_incremental_binary::find_incremental_inputs_sections):
5656 Rename do_find_incremental_inputs_sections to this.
5657 (Sized_incremental_binary::setup_readers): New function.
5658 (Sized_incremental_binary::has_incremental_info_): New data member.
5659 (Sized_incremental_binary::inputs_reader_): New data member.
5660 (Sized_incremental_binary::symtab_reader_): New data member.
5661 (Sized_incremental_binary::relocs_reader_): New data member.
5662 (Sized_incremental_binary::got_plt_reader_): New data member.
5663 (Sized_incremental_binary::current_input_file_): New data member.
5665 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
5668 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
5671 2011-03-30 Cary Coutant <ccoutant@google.com>
5673 * archive.cc (Archive::include_member): Adjust call to report_object.
5674 (Add_archive_symbols::run): Add script_info to call to
5675 report_archive_begin.
5676 (Lib_group::include_member): Adjust call to report_object.
5677 (Add_lib_group_symbols::run): Adjust call to report_object.
5678 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
5679 blocks. Add object count for script input files.
5680 * incremental.cc (Incremental_inputs::report_archive_begin): Add
5681 script_info parameter; change all callers.
5682 (Incremental_inputs::report_object): Add script_info parameter;
5684 (Incremental_inputs::report_script): Store backpointer to
5685 incremental info entry.
5686 (Output_section_incremental_inputs::set_final_data_size): Record
5687 additional information for scripts.
5688 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5689 * incremental.h (Incremental_script_entry::add_object): New function.
5690 (Incremental_script_entry::get_object_count): New function.
5691 (Incremental_script_entry::get_object): New function.
5692 (Incremental_script_entry::objects_): New data member; adjust
5694 (Incremental_inputs::report_archive_begin): Add script_info parameter.
5695 (Incremental_inputs::report_object): Add script_info parameter.
5696 (Incremental_inputs_reader::get_object_count): New function.
5697 (Incremental_inputs_reader::get_object_offset): New function.
5698 * options.cc (Input_arguments::add_file): Return reference to
5700 * options.h (Input_argument::set_script_info): New function.
5701 (Input_argument::script_info): New function.
5702 (Input_argument::script_info_): New data member; adjust all
5704 (Input_file_group::add_file): Return reference to new input argument.
5705 (Input_file_lib::add_file): Likewise.
5706 (Input_arguments::add_file): Likewise.
5707 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
5708 * script.cc (Parser_closure::Parser_closure): Add script_info
5709 parameter; adjust all callers.
5710 (Parser_closure::script_info): New function.
5711 (Parser_closure::script_info_): New data member.
5712 (read_input_script): Report scripts earlier to incremental info.
5713 (script_add_file): Set script_info in Input_argument.
5714 (script_add_library): Likewise.
5715 * script.h (Script_options::Script_info): Rewrite class.
5717 2011-03-29 Cary Coutant <ccoutant@google.com>
5719 * archive.cc (Library_base::should_include_member): Move
5720 method here from class Archive.
5721 (Archive::Archive): Initialize base class.
5722 (Archive::should_include_member): Move to base class.
5723 (Archive::do_for_all_unused_symbols): New function.
5724 (Add_archive_symbols::run): Remove redundant access to
5726 (Lib_group::Lib_group): Initialize base class.
5727 (Lib_group::do_filename): New function.
5728 (Lib_group::include_member): Pass pointer to Lib_group to
5730 (Lib_group::do_for_all_unused_symbols): New function.
5731 (Add_lib_group_symbols::run): Report archive information for
5733 * archive.h (class Library_base): New base class.
5734 (class Archive): Derive from Library_base.
5735 (Archive::filename): Move to base class.
5736 (Archive::set_incremental_info): Likewise.
5737 (Archive::incremental_info): Likewise.
5738 (Archive::Should_include): Likewise.
5739 (Archive::should_include_member): Likewise.
5740 (Archive::Armap_entry): Remove.
5741 (Archive::Unused_symbol_iterator): Remove.
5742 (Archive::unused_symbols_begin): Remove.
5743 (Archive::unused_symbols_end): Remove.
5744 (Archive::do_filename): New function.
5745 (Archive::do_get_mtime): New function.
5746 (Archive::do_for_all_unused_symbols): New function.
5747 (Archive::task_): Move to base class.
5748 (Archive::incremental_info_): Likewise.
5749 (class Lib_group): Derive from Library_base.
5750 (Lib_group::do_filename): New function.
5751 (Lib_group::do_get_mtime): New function.
5752 (Lib_group::do_for_all_unused_symbols): New function.
5753 (Lib_group::task_): Move to base class.
5754 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
5756 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
5758 * incremental.cc (Incremental_inputs::report_archive_begin):
5759 Use Library_base; call library's get_mtime; add incremental inputs
5760 entry before members.
5761 (class Unused_symbol_visitor): New class.
5762 (Incremental_inputs::report_archive_end): Use Library_base; use
5763 visitor class to record unused symbols; don't add incremental inputs
5764 entry after members.
5765 (Incremental_inputs::report_object): Use Library_base.
5767 (Incremental_archive_entry::Incremental_archive_entry): Remove
5768 unused Archive parameter.
5769 (Incremental_inputs::report_archive_begin): Use Library_base.
5770 (Incremental_inputs::report_archive_end): Likewise.
5771 (Incremental_inputs::report_object): Likewise.
5772 * object.cc (Sized_relobj::do_for_all_global_symbols): New
5774 * object.h (Object::for_all_global_symbols): New function.
5775 (Object::do_for_all_global_symbols): New function.
5776 (Sized_relobj::do_for_all_global_symbols): New function.
5777 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
5779 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
5782 2011-03-27 Ian Lance Taylor <iant@google.com>
5784 * archive.cc (Archive::interpret_header): Return -1 if something
5785 goes wrong. Change callers accordingly.
5787 2011-03-25 Cary Coutant <ccoutant@google.com>
5789 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
5790 * testsuite/Makefile.in: Regenerate.
5792 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
5794 * plugin.cc (get_view): New.
5795 (Plugin::load): Pass get_view to the plugin.
5796 (Plugin_manager::get_view): New.
5798 2011-03-21 Ian Lance Taylor <iant@google.com>
5800 * testsuite/final_layout.sh: Rewrite to not use dc.
5801 * testsuite/relro_test.sh: Fail if dc is not present.
5803 2011-03-21 Sriraman Tallam <tmsriram@google.com>
5805 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
5807 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
5808 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
5810 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
5811 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
5813 2011-03-14 Ian Lance Taylor <iant@google.com>
5815 * script-sections.cc (Sort_output_sections::script_compare):
5816 Rename from is_before, change return type.
5817 (Sort_output_sections::operator()): Adjust accordingly.
5819 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
5822 * testsuite/odr_violation2.cc: Add comment to make all error line
5823 numbers double digits.
5824 * testsuite/debug_msg.sh: Adjust expected errors.
5826 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
5828 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
5829 but mark earlier ones as non-canonical
5830 (offset_to_iterator): Update search target and example
5831 (do_addr2line): Return extra lines in a vector*
5832 (format_file_lineno): Extract from do_addr2line
5833 (one_addr2line): Add vector* out-param
5834 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
5835 when a lineno entry appeared last for its instruction
5836 (Dwarf_line_info): Add vector* out-param
5837 * object.cc (Relocate_info): Pass NULL for the vector* out-param
5838 * symtab.cc (Odr_violation_compare): Include the lineno in the
5840 (linenos_from_loc): New. Combine the canonical line for an
5841 address with its other lines.
5842 (True_if_intersect): New. Helper functor to make
5843 std::set_intersection a query.
5844 (detect_odr_violations): Compare sets of lines instead of just
5845 one line for each function. This became less deterministic, but
5846 has fewer false positives.
5847 * symtab.h: Declarations.
5848 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
5849 mix an optimized and non-optimized object in the same binary
5850 (odr_violation2.so): Same.
5851 * testsuite/Makefile.in: Regenerate from Makefile.am.
5852 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
5853 * testsuite/debug_msg.sh: Update line numbers and add
5855 * testsuite/odr_violation1.cc: Use OdrDerived, in a
5856 non-optimized context.
5857 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
5858 isn't inlined, and use OdrDerived in an optimized context.
5859 * testsuite/odr_header1.h: Defines OdrDerived, where
5860 optimization will change the
5861 first-instruction-in-the-destructor's file and line number.
5862 * testsuite/odr_header2.h: Defines OdrBase.
5864 2011-03-09 Ian Lance Taylor <iant@google.com>
5866 * fileread.cc (File_read::clear_views): Don't delete the whole
5869 2011-03-08 Ian Lance Taylor <iant@google.com>
5872 * fileread.cc: #include <climits>.
5873 (GOLD_IOV_MAX): Define.
5874 (File_read::read_multiple): Limit number of entries by iov_max.
5875 * fileread.h (class File_read): Always set max_readv_entries to
5878 2011-03-07 Ian Lance Taylor <iant@google.com>
5881 * options.h (class General_options): Add -dy and -dn.
5883 2011-03-02 Cary Coutant <ccoutant@google.com>
5885 * testsuite/script_test_9.t: Add TLS segment.
5887 2011-03-02 Simon Baldwin <simonb@google.com>
5889 * configure.ac: Add check for gnu_indirect_function support in
5890 the toolchain building binutils.
5891 * configure: Rebuild.
5893 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
5895 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
5896 plugin only symbols.
5897 (Symbol_table::sized_finalize_symbol) Mark symbol only present
5898 in plugin files as not needed in the symbol table.
5900 2011-02-11 Sriraman Tallam <tmsriram@google.com>
5902 * output.cc (Output_section::add_input_section): Delay fill
5903 generation for section ordering.
5905 2011-02-09 Ian Lance Taylor <iant@google.com>
5908 * object.h (class Sized_relobj): Remove clear_local_symbols.
5909 * reloc.cc (Sized_relobj::do_relocate): Don't call
5910 clear_local_symbols.
5912 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
5914 * plugin.cc (is_visible_from_outside): Return true for symbols
5917 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
5919 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
5922 2011-02-02 Sriraman Tallam <tmsriram@google.com>
5924 * icf.h (is_section_foldable_candidate): Change type of parameter
5926 * icf.cc (Icf::find_identical_sections): Change type of local variable
5927 section_name to be std::string.
5928 (is_function_ctor_or_dtor): Change type of parameter to std::string.
5930 2011-01-25 Ian Lance Taylor <iant@google.com>
5932 * script.cc (script_add_extern): Rewrite to use
5933 add_symbol_reference.
5935 2011-01-25 Doug Kwan <dougkwan@google.com>
5937 * icf.cc (get_section_contents): Always lock section's object.
5939 2011-01-24 Ian Lance Taylor <iant@google.com>
5941 * options.h (class General_options): Accept
5942 --no-detect-odr-violations.
5944 2011-01-24 Ian Lance Taylor <iant@google.com>
5946 * version.cc (version_string): Bump to 1.11.
5948 2011-01-24 Ian Lance Taylor <iant@google.com>
5950 * plugin.cc (class Plugin_rescan): Define new class.
5951 (Plugin_manager::claim_file): Set any_claimed_.
5952 (Plugin_manager::save_archive): New function.
5953 (Plugin_manager::save_input_group): New function.
5954 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
5956 (Plugin_manager::new_undefined_symbol): New function.
5957 (Plugin_manager::rescan): New function.
5958 (Plugin_manager::rescannable_defines): New function.
5959 (Plugin_manager::add_input_file): Set any_added_.
5960 * plugin.h (class Plugin_manager): define new fields rescannable_,
5961 undefined_symbols_, any_claimed_, and any_added_. Declare
5962 Plugin_rescan as friend. Declare new functions.
5963 (Plugin_manager::Rescannable): Define type.
5964 (Plugin_manager::Rescannable_list): Define type.
5965 (Plugin_manager::Undefined_symbol_list): Define type.
5966 (Plugin_manager::Plugin_manager): Initialize new fields.
5967 * archive.cc (Archive::defines_symbol): New function.
5968 (Add_archive_symbols::run): Pass archive to plugins if any.
5969 * archive.h (class Archive): Declare defines_symbol.
5970 * readsyms.cc (Input_group::~Input_group): New function.
5971 (Finish_group::run): Pass input_group to plugins if any.
5972 * readsyms.h (class Input_group): Declare destructor.
5973 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
5976 2011-01-10 Ian Lance Taylor <iant@google.com>
5978 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
5980 (Layout::set_segment_offsets): Reset increase_relro before calling
5981 set_section_addresses a second time.
5983 2011-01-04 Cary Coutant <ccoutant@google.com>
5985 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
5986 sections before NOBITS sections.
5988 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
5990 * version.cc (print_version): Update copyright to 2011.
5992 2010-12-23 Cary Coutant <ccoutant@google.com>
5994 * output.h (Output_data_reloc::add_output_section): Pass OD instead
5995 of OS to this->add. Add OD parameter to second form of the function.
5997 2010-12-20 Ian Lance Taylor <iant@google.com>
5999 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
6000 second of two consecutive entries with same offset.
6002 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6004 * testsuite/Makefile.am (ifuncmain2static_LDADD)
6005 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
6006 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
6007 to avoid unneeded links against $(LDADD).
6008 * testsuite/Makefile.in: Regenerate.
6010 2010-12-15 Ian Lance Taylor <iant@google.com>
6013 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
6014 for R_X86_64_32 and R_X86_64_PC32.
6015 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
6016 ver_matching_def_pic.o.
6017 (ver_matching_def_pic.o): New target.
6019 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6021 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
6022 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
6023 Move definition before File_read::View member definitions.
6024 (File_read::View::~View): Initialize and hold lock before
6025 updating current_mapped_bytes.
6027 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6029 * dwarf_reader.cc: Remove outdated comment.
6030 * gold-threads.cc: Fix typo in error message.
6031 * archive.cc: Fix typos in comments.
6032 * archive.h: Likewise.
6033 * arm-reloc-property.cc: Likewise.
6034 * arm-reloc-property.h: Likewise.
6035 * arm-reloc.def: Likewise.
6037 * attributes.h: Likewise.
6038 * cref.cc: Likewise.
6039 * ehframe.cc: Likewise.
6040 * fileread.h: Likewise.
6042 * i386.cc: Likewise.
6044 * incremental.h: Likewise.
6045 * int_encoding.cc: Likewise.
6046 * layout.h: Likewise.
6047 * main.cc: Likewise.
6048 * merge.h: Likewise.
6049 * object.cc: Likewise.
6050 * object.h: Likewise.
6051 * options.cc: Likewise.
6052 * readsyms.cc: Likewise.
6053 * reduced_debug_output.cc: Likewise.
6054 * reloc.cc: Likewise.
6055 * script-sections.cc: Likewise.
6056 * sparc.cc: Likewise.
6057 * symtab.h: Likewise.
6058 * target-reloc.h: Likewise.
6059 * target.cc: Likewise.
6060 * target.h: Likewise.
6061 * timer.cc: Likewise.
6062 * timer.h: Likewise.
6063 * x86_64.cc: Likewise.
6065 2010-12-09 Cary Coutant <ccoutant@google.com>
6067 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
6069 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
6070 parameter; change all callers.
6071 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
6072 * options.h (warn_execstack): New option.
6074 2010-12-07 Doug Kwan <dougkwan@google.com>
6076 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
6077 like function call relocations.
6079 2010-12-07 Ian Lance Taylor <iant@google.com>
6081 * archive.cc (Archive::get_elf_object_for_member): Permit
6082 punconfigured to be NULL.
6083 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
6084 (Archive::include_member): Pass NULL to get_elf_object_for_member
6085 if we searched for the archive and this is the first included
6088 2010-12-01 Ian Lance Taylor <iant@google.com>
6090 * dwarf_reader.h (class Sized_dwarf_line_info): Add
6091 track_relocs_type_ field.
6092 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6093 Set track_relocs_type_.
6094 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
6095 contents when using RELA relocs.
6096 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
6098 * reloc.cc (Track_relocs::next_addend): New function.
6099 * reloc.h (class Track_relocs): Declare next_addend.
6101 2010-12-01 Ian Lance Taylor <iant@google.com>
6103 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
6106 2010-12-01 Ian Lance Taylor <iant@google.com>
6108 * README: Update compilers known to work and fail.
6110 2010-11-23 Matthias Klose <doko@ubuntu.com>
6112 * configure.in: For --enable-gold, handle value `default' instead of
6113 `both*'. Always install ld as ld.bfd, install as ld if gold is
6115 * configure: Regenerate.
6117 2010-11-18 Doug Kwan <dougkwan@google.com>
6119 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
6120 and right_alignment to be zero. Store result alignment only if it is
6121 greater than existing alignment.
6123 2010-11-16 Cary Coutant <ccoutant@google.com>
6126 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6127 Check for ".zdebug_line".
6129 2010-11-16 Doug Kwan <dougkwan@google.com>
6130 Cary Coutant <ccoutant@google.com>
6132 * output.h (Output_segment::set_section_addresses): Pass increase_relro
6133 by reference; adjust all callers.
6134 * output.cc (Output_segment::set_section_addresses): Adjust references
6135 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
6137 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
6138 end at page boundary.
6140 2010-11-16 Cary Coutant <ccoutant@google.com>
6143 * layout.cc (Layout::choose_output_section): Transform names of
6144 compressed sections even when using a script with a SECTIONS clause.
6145 (Layout::output_section_name): Remove code to transform
6146 compressed debug section names.
6147 * output.cc (Output_section::add_input_section): Use uncompressed
6148 section size when tracking input sections.
6150 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
6152 * symtab.h (Symbol::NON_PIC_REF): Remove.
6153 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
6154 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
6155 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
6156 (Symbol::use_plt_offset): Take a flags argument and pass it
6157 directly to needs_dynamic_reloc. Restrict check for undefined
6158 weak symbols to function calls.
6159 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
6160 (Target_arm::Scan::global): Use it.
6161 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
6162 (Target_arm::Relocate::relocate): Likewise.
6163 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
6164 parameter with an r_type parameter. Use get_reference_flags
6166 (Target_arm::Relocate::relocate): Update accordingly.
6167 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
6168 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
6169 (Target_i386::Scan::global): Likewise.
6170 (Target_i386::Relocate::relocate): Likewise.
6171 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
6172 parameter with an r_type parameter. Use get_reference_flags
6174 (Target_i386::Relocate::relocate): Update accordingly.
6175 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
6176 (Target_powerpc::Scan::global): Use it.
6177 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
6178 (Target_powerpc::Relocate::relocate): Likewise.
6179 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
6180 (Target_sparc::Scan::global): Use it.
6181 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
6182 (Target_sparc::Relocate::relocate): Likewise.
6183 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
6184 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
6185 (Target_x86_64::Scan::global): Likewise.
6186 (Target_x86_64::Relocate::relocate): Likewise.
6188 2010-11-08 Doug Kwan <dougkwan@google.com>
6189 Cary Coutant <ccoutant@google.com>
6191 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
6192 (Arm_exidx_merge_section::section_contents_): New data member.
6193 (Arm_input_section::Arm_input_section): Initialize original_contents_.
6194 (Arm_input_section::~Arm_input_section): De-allocate memory.
6195 (Arm_input_section::original_contents_): New data member.
6196 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
6197 in parameters instead of calling Object::section_contents without
6199 (Arm_output_section::group_section): New parameter TASK. Pass it
6200 to callees that need locking objects.
6201 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
6202 to lock EXIDX input sections. Fix a formatting issue. Call
6203 Arm_exidx_merged_section::build_contents to create merged section
6205 (Arm_output_section::create_stub_group): New parameter TASK. Use it
6206 to lock object of stub table owner.
6207 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
6208 TEXT_SIZE to initialize data member TEXT_SIZE_.
6209 (Arm_exidx_input_section::addralign): Fix typo in comment.
6210 (Arm_exidx_input_section::text_size): New method.
6211 (Target_arm::do_relax): New parameter TASK. Pass it to callees
6212 that require locking objects. Lock objects before scanning for stubs
6213 and updating local symbols.
6214 (Arm_input_section<big_endian>::init): Copy contents of original
6216 (Arm_input_section<big_endian>::do_write): Use saved contents of
6217 original input section instead of calling Object::section_contents
6219 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
6220 size without calling Object::section_size().
6221 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
6222 for size. Allocate a buffer for merged EXIDX entries.
6223 (Arm_exidx_merged_section::build_contents): New method.
6224 (Arm_exidx_merged_section::do_write): Move merge section contents
6225 building code to Arm_exidx_merged_section::build_contetns. Write
6226 out contetns in buffer instead of building it on the fly.
6227 (Arm_relobj::make_exidx_input_section): Also pass text section size
6228 to Arm_exidx_input_section constructor.
6229 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
6230 (Arm_dynobj::do_read_symbols): Fix memory leak.
6231 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
6232 * target.h: (class Task): Add forward declaration.
6233 (Target::relax): Add new parameter TASK and pass it to
6235 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
6237 2010-11-05 Cary Coutant <ccoutant@google.com>
6240 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
6241 object when reading from the file.
6242 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
6244 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
6245 when reading section contents.
6246 (get_section_contents): Likewise.
6247 (icf::find_identical_sections): Likewise.
6248 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
6249 object when reading from the file.
6250 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
6251 the object when doing deferred section layout.
6253 2010-11-03 Nick Clifton <nickc@redhat.com>
6256 * script.h (class Symbol_assignment: name): New member. Returns
6257 the name of the symbol.
6258 * scrfipt.cc (Script_options::is_pending_assignment): New member.
6259 Returns true if the given symbol name is on the list of
6260 assignments wating to be processed.
6261 * archive.cc (should_incldue_member): If the symbol is undefined,
6262 check to see if it is on the list of symbols pending assignment.
6264 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
6266 * script-sections.cc (Script_sections::find_memory_region): Check
6267 for a NULL output section pointer.
6269 2010-10-29 Doug Kwan <dougkwan@google.com>
6271 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
6272 Output_section::add_relaxed_input_section.
6273 * output.cc (Output_section::add_relaxed_input_section): Add new
6274 arguments LAYOUT and NAME. Set section order index.
6275 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6276 Copy section order index.
6277 * output.h (Output_section::add_relaxed_input_section): Add new
6278 arguments LAYOUT and NAME.
6280 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6282 * testsuite/Makefile.am: Move gcctestdir/ld rule to
6283 NATIVE_OR_CROSS_LINKER.
6284 * testsuite/Makefile.in: Regenerate.
6286 2010-10-20 Doug Kwan <dougkwan@google.com>
6288 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
6289 without SHF_LINK_ORDER flags.
6290 * layout.cc (Layout::choose_output_section): Do not filter
6291 SHF_LINK_ORDER flag in a relocatable link.
6293 2010-10-17 Cary Coutant <ccoutant@google.com>
6295 * output.h (Output_segment::set_section_addresses): Change function
6296 signature. Update all callers.
6297 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
6299 (Output_segment::set_section_addresses): Align after last TLS
6300 section. Add padding before last relro section instead of after.
6302 2010-10-17 Doug Kwan <dougkwan@google.com>
6304 * gold/arm.cc (Target_arm::got_section): Use correct order and set
6305 GOT output section to be writable.
6307 2010-10-14 Cary Coutant <ccoutant@google.com>
6309 * debug.h (DEBUG_INCREMENTAL): New flag.
6310 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
6311 * gold.cc (queue_initial_tasks): Check parameters for incremental link
6313 * incremental.cc (report_command_line): Ignore all forms of
6315 * layout.cc (Layout::Layout): Check parameters for incremental link
6317 * options.cc (General_options::parse_incremental): New function.
6318 (General_options::parse_no_incremental): New function.
6319 (General_options::parse_incremental_full): New function.
6320 (General_options::parse_incremental_update): New function.
6321 (General_options::incremental_mode_): New data member.
6322 (General_options::finalize): Check incremental_mode_.
6323 * options.h (General_options): Update help text for --incremental.
6324 Add --no-incremental, --incremental-full, --incremental-update.
6325 (General_options::Incremental_mode): New enum type.
6326 (General_options::incremental_mode): New function.
6327 (General_options::incremental_mode_): New data member.
6328 * parameters.cc (Parameters::incremental_mode_): New data member.
6329 (Parameters::set_options): Set incremental_mode_.
6330 (Parameters::set_incremental_full): New function.
6331 (Parameters::incremental): New function.
6332 (Parameters::incremental_update): New function.
6333 (set_parameters_incremental_full): New function.
6334 * parameters.h (Parameters::set_incremental_full): New function.
6335 (Parameters::incremental): New function.
6336 (Parameters::incremental_update): New function.
6337 (Parameters::incremental_mode_): New data member.
6338 (set_parameters_incremental_full): New function.
6339 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
6340 incremental link mode.
6341 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
6342 (Sized_relobj::do_relocate_sections): Likewise.
6343 * testsuite/Makefile.am (incremental_test): Use --incremental-full
6345 * testsuite/Makefile.in: Regenerate.
6346 * testsuite/incremental_test.sh: Filter all forms of --incremental.
6348 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6350 * script-sections.h (class Script_sections): Make
6351 Sections_elements typedef public.
6352 * script-sections.cc (class Sort_output_sections): Add elements_
6353 field. Add constructor which sets it; change all callers.
6354 (Sort_output_sections::is_before): New function.
6355 (Sort_output_sections::operator()): Call is_before.
6356 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
6358 * testsuite/script_test_10.sh: New test. Test script section
6360 * testsuite/script_test_10.t: Likewise.
6361 * testsuite/script_test_10.s: Likewise.
6362 * testsuite/Makefile.am: Wrap the cross linker tests and the
6363 common tests into NATIVE_OR_CROSS_LINKER.
6364 (check_SCRIPTS): Add script_test_10.sh.
6365 (check_DATA): Add script_test_10.stdout.
6366 (script_test_10.o, script_test_10): New targets.
6367 (script_test_10.stdout): New target.
6368 * configure, testsuite/Makefile.in: Regenerate.
6370 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6372 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
6373 error for the deprecated relocations.
6374 (Target_arm::Scan::global): Likewise.
6375 (Target_arm::Relocate::relocate): Likewise.
6377 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
6379 * fileread.cc (Input_file::find_file): Initialize *found_name
6380 and *namep when using the fallback search for case 4.
6382 2010-10-11 Cary Coutant <ccoutant@google.com>
6384 * options.h (class General_options): Redefine -z lazy as an alias for
6385 the negation of -z now.
6387 2010-10-11 Ian Lance Taylor <iant@google.com>
6389 * resolve.cc (symbol_to_bits): Report the value of the unsupported
6392 2010-10-06 Nick Clifton <nickc@redhat.com>
6394 * script-sections.cc(class Memory_region): Remove
6395 current_lma_offset_ field. Rename current_vma_offset_ to
6396 current_offset_. Add last_section_ field.
6397 (Memory_region::get_current_vma_address): Rename to
6398 get_current_address.
6399 (Memory_region::get_current_lma_address): Delete.
6400 (Memory_region::increment_vma_offset): Rename to
6402 (Memory_region::increment_lma_offset): Delete.
6403 (Memory_region::attributes_compatible): New method. Returns
6404 true if the provided section is compatible with the region.
6405 (Memory_region::get_last_section): New method. Returns the last
6406 section to use the region.
6407 (Memory_region::set_last_section): New method. Stores the last
6408 section to use the region.
6409 (Script_sections::block_in_region): New method. Returns true if
6410 a block of memory is contained within a region.
6411 (Script_sections::find_memory_region): New method. Locates a
6412 memory region to be used to set a VMA or LMA address.
6413 (Output_section_definition::set_section_addresses): Add code to
6414 check for addresses set by memory regions.
6415 (Output_segment::set_section_addresses): Remove memory region
6417 (Script_sections::create_segment): Add a warning if a header
6418 segment is created outside of any region.
6419 * script-sections.h (class Script_sections): Add prototypes for
6420 find_memory_region and block_in_region methods.
6421 * testsuite/memory_test.s: Use .long instead of .word.
6422 * testsuite/memory_test.t: Add some more output sections.
6423 * testsuite/memory_test.sh: Update expected output.
6425 2010-10-02 Doug Kwan <dougkwan@google.com>
6427 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
6428 defintion to symtab.h
6429 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
6430 declaration to defintion.
6432 2010-10-01 Nick Clifton <nickc@redhat.com>
6434 * expression.cc (eval): Replace dummy argument with NULL.
6435 (eval_maybe_dot): Check for a NULL result section pointer.
6436 (Symbol_expression::value): Likewise.
6437 (Dot_expression::value): Likewise.
6438 (BINARY_EXPRESSION): Likewise.
6439 (Max_expression::value): Likewise.
6440 (Min_expression::value): Likewise.
6441 (Absolute_expression::value): Likewise.
6442 (Addr_expression::value_from_output_section): Likewise.
6443 (Loaddddr_expression::value_from_output_section): Likewise.
6444 (Segment_start_expression::value): Likewise.
6445 * script-sections.cc
6446 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
6448 (Sections_elememt_dot_assignment::set_section_addresses):
6450 (Output_data_expression::do_write_to_buffer): Likewise.
6451 (Output_section_definition::finalize_symbols): Likewise.
6452 (Output_section_definition::set_section_addresses): Likewise.
6454 2010-09-30 Doug Kwan <dougkwan@google.com>
6456 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
6458 2010-09-28 Sriraman Tallam <tmsriram@google.com>
6460 * target.h (Target::can_icf_inline_merge_sections): New virtual
6462 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
6464 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
6466 * icf.cc (get_section_contents): Inline merge sections only when
6469 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6471 * configure: Regenerate.
6473 2010-09-17 Ian Lance Taylor <iant@google.com>
6475 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
6476 * testsuite/Makefile.am (memory_test.o): New target.
6477 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
6479 * testsuite/Makefile.in: Rebuild.
6481 2010-09-17 Doug Kwan <dougkwan@google.com>
6483 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
6484 defintion if relocation uses GOT entries of the symbol.
6485 * testsuite/icf_safe_test.sh: Fix test.
6486 * testsuite/icf_safe_so_test.sh: Fix test.
6488 2010-09-16 Cary Coutant <ccoutant@google.com>
6490 * script_sections.cc (class Memory_region): Remove "NULL" from
6491 vector initializations.
6493 2010-09-15 Cary Coutant <ccoutant@google.com>
6495 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
6496 Resolve forwarding symbols.
6498 2010-09-15 Doug Kwan <dougkwan@google.com>
6500 * gold/testsuite/script_test_3.t: Add ARM special sections.
6501 * gold/testsuite/script_test_4.t: Same.
6502 * gold/testsuite/script_test_5.t: Same.
6503 * gold/testsuite/script_test_6.t: Same.
6504 * gold/testsuite/script_test_7.t: Same.
6505 * gold/testsuite/script_test_7.t: Same.
6506 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
6508 2010-09-14 Cary Coutant <ccoutant@google.com>
6510 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
6511 (Target_x86_64::Relocate::relocate_tls): Replace check for
6512 saw_tls_block_reloc_ with test for executable section.
6514 2010-09-12 Cary Coutant <ccoutant@google.com>
6516 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
6517 position-independent executables to shared libraries need dynamic
6519 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
6520 position-independent executables.
6521 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
6522 * testsuite/Makefile.in: Regenerate.
6524 2010-09-10 Nick Clifton <nickc@redhat.com>
6527 * testsuite/memory_test.t: Discard any sections that are not
6530 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
6533 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
6534 "This::" to work around a bug in gcc 4.2.
6536 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
6538 2010-09-09 Rafael Espindola <espindola@google.com>
6540 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
6541 sections with different PF_X flags in the same segment.
6542 (Layout::find_first_load_seg): Search all segments to find the first
6544 * options.h (rosegment): New.
6546 2010-09-08 Rafael Espindola <espindola@google.com>
6548 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
6550 2010-09-08 Doug Kwan <dougkwan@google.com>
6552 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
6553 (Arm_relobj::do_relocate_sections): Add new parameter for output
6554 file to match the parent.
6555 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
6556 of local symbols instead of input values. Update code to track
6557 changes in gold::relocate_section.
6558 * object.cc (Sized_relobj::compute_final_local_value): New methods.
6559 (Sized_relobj::compute_final_local_value_internal): New methods.
6560 (Sized_relobj::do_finalize_local_symbols): Move code from loop
6561 body into private version of Sized_relobj::compute_final_local_value.
6562 Call the inline method.
6563 * object.h (Symbol_value::Symbol_value): Define destructor. Free
6564 merged symbol value if there is one.
6565 (Symbol_value::has_output_value): New method defintiion.
6566 (Sized_relobj::Compute_final_local_value_status): New enum type.
6567 (Sized_relobj::compute_final_local_value): New methods.
6568 (Sized_relobj::compute_final_local_value_internal): New methods.
6569 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
6570 and arm_cortex_a8.sh.
6571 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
6572 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
6574 * Makefile.in: Regenerate.
6575 * testsuite/arm_bl_out_of_range.s: Update test.
6576 * testsuite/thumb_bl_out_of_range.s: Ditto.
6577 * testsuite/thumb_blx_out_of_range.s: Ditto.
6578 * testsuite/arm_branch_out_of_range.sh: New file.
6579 * testsuite/arm_cortex_a8.sh: Ditto.
6580 * testsuite/arm_cortex_a8_b.s: Ditto.
6581 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
6582 * testsuite/arm_cortex_a8_b_local.s: Ditto.
6583 * testsuite/arm_cortex_a8_bl.s: Ditto.
6584 * testsuite/arm_cortex_a8_blx.s: Ditto.
6585 * testsuite/arm_cortex_a8_local.s: Ditto.
6586 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
6587 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
6589 2010-09-08 Rafael Espindola <espindola@google.com>
6591 * Makefile.am (memory_test.stdout): Run readelf with -W.
6592 * Makefile.in: Regenerate.
6593 * testsuite/memory_test.sh: Make the regexps accept both 32 and
6596 2010-09-08 Rafael Espindola <espindola@google.com>
6598 * script-sections.cc (Script_sections::add_memory_region): Convert
6599 field precision to int.
6600 * script.cc (script_set_section_region, script_set_section_region):
6601 Convert field precision to int.
6603 2010-09-08 Rafael Espindola <espindola@google.com>
6605 * arm.cc (do_finalize_sections): Create the __exidx_start and
6606 __exdix_end symbols even when the section is missing.
6608 2010-09-08 Nick Clifton <nickc@redhat.com>
6610 * README: Remove claim that MEMORY is not supported.
6611 * expression.cc (script_exp_function_origin)
6612 (script_exp_function_length): Move from here to ...
6613 * script.cc: ... here.
6614 (script_set_section_region, script_add_memory)
6615 (script_parse_memory_attr, script_include_directive): New
6617 * script-sections.cc
6618 (class Memory_region): New class.
6619 (class Output_section_definition): Add set_memory_region,
6620 set_section_vma, set_section_lma and get_section_name methods.
6621 (class Script_Sections): Add add_memory_region,
6622 find_memory_region, find_memory_region_origin,
6623 find_memory_region_length and set_memory_region methods.
6624 Have set_section_addresses method walk the list of set memory
6626 Extend the print methos to display memory regions.
6627 * script-sections.h: Add prototypes for new methods.
6628 Add enum for MEMORY region attributes.
6629 * yyscript.y: Add support for parsing MEMORY regions.
6630 * script-c.h: Add prototypes for new functions.
6631 * testsuite/Makefile.am: Add test of MEMORY region functionality.
6632 * testsuite/Makefile.in: Regenerate.
6633 * testsuite/memory_test.sh: New script.
6634 * testsuite/memory_test.s: New assembler source file.
6635 * testsuite/memory_test.t: New linker script.
6637 2010-08-27 Doug Kwan <dougkwan@google.com>
6639 * gold/resolve.cc (Symbol_table::should_override): Let a weak
6640 reference override an existing dynamic weak reference.
6641 * testsuite/Makefile.am: Add new test dyn_weak_ref.
6642 * testsuite/Makefile.in: Regenerate.
6643 * testsuite/dyn_weak_ref.sh: New file.
6644 * testsuite/dyn_weak_ref_1.c: Ditto.
6645 * testsuite/dyn_weak_ref_2.c: Ditto.
6647 2010-08-27 Ian Lance Taylor <iant@google.com>
6649 * incremental.h (class Incremental_input_entry): Add virtual
6652 2010-08-27 Ian Lance Taylor <iant@google.com>
6654 * testsuite/start_lib_test_3.c: Mark t3 as used.
6656 2010-08-27 Nick Clifton <nickc@redhat.com>
6658 * options.cc (version_script): Fix small typo in previous
6661 2010-08-25 Nick Clifton <nickc@redhat.com>
6663 * archive.cc: Formatting fixes: Remove whitespace between
6664 typename and following asterisk. Remove whitespace between
6665 function name and opening parenthesis.
6666 * archive.h: Likewise.
6668 * attributes.cc: Likewise.
6669 * attributes.h: Likewise.
6670 * common.cc: Likewise.
6671 * copy-relocs.cc: Likewise.
6672 * dirsearch.h: Likewise.
6673 * dynobj.cc: Likewise.
6674 * ehframe.cc: Likewise.
6675 * ehframe.h: Likewise.
6676 * expression.cc: Likewise.
6677 * fileread.cc: Likewise.
6678 * fileread.h: Likewise.
6680 * gold-threads.cc: Likewise.
6681 * gold.cc: Likewise.
6682 * i386.cc: Likewise.
6684 * incremental-dump.cc: Likewise.
6685 * incremental.cc: Likewise.
6686 * layout.cc: Likewise.
6687 * layout.h: Likewise.
6688 * main.cc: Likewise.
6689 * merge.cc: Likewise.
6690 * merge.h: Likewise.
6691 * object.cc: Likewise.
6692 * object.h: Likewise.
6693 * options.cc: Likewise.
6694 * options.h: Likewise.
6695 * output.cc: Likewise.
6696 * output.h: Likewise.
6697 * plugin.cc: Likewise.
6698 * plugin.h: Likewise.
6699 * powerpc.cc: Likewise.
6700 * reloc.cc: Likewise.
6701 * script-c.h: Likewise.
6702 * script-sections.cc: Likewise.
6703 * script.cc: Likewise.
6704 * stringpool.cc: Likewise.
6705 * symtab.cc: Likewise.
6706 * symtab.h: Likewise.
6707 * target.cc: Likewise.
6708 * timer.cc: Likewise.
6709 * timer.h: Likewise.
6710 * version.cc: Likewise.
6711 * x86_64.cc: Likewise.
6713 2010-08-24 Nick Clifton <nickc@redhat.com>
6716 * layout.cc (segment_precedes): Sort segments by their physical
6717 addresses, if they have been set.
6719 2010-08-23 Cary Coutant <ccoutant@google.com>
6721 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
6723 (Lib_group::include_member): Unlock object after deleting its
6725 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
6728 2010-08-19 Neil Vachharajani <nvachhar@google.com>
6729 Cary Coutant <ccoutant@google.com>
6731 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
6732 constructor, and set_blocker.
6733 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
6735 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
6736 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
6737 * testsuite/Makefile.am (start_lib_test): New test case.
6738 * testsuite/Makefile.in: Regenerate.
6739 * testsuite/start_lib_test_main.c: New file.
6740 * testsuite/start_lib_test_1.c: New file.
6741 * testsuite/start_lib_test_2.c: New file.
6742 * testsuite/start_lib_test_3.c: New file.
6744 2010-08-19 Ian Lance Taylor <iant@google.com>
6746 * Makefile.in: Rebuild with automake 1.11.1.
6747 * aclocal.m4: Likewise.
6748 * testsuite/Makefile.in: Likewise.
6750 2010-08-19 Ian Lance Taylor <iant@google.com>
6753 * i386.cc (class Output_data_plt_i386): Update declarations.
6754 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
6755 local_ifuncs_ fields.
6756 (Target_i386::do_plt_section_for_global): New function.
6757 (Target_i386::do_plt_section_for_local): New function.
6758 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
6759 parameter; change all callers. Initialize global_ifuncs_ and
6760 local_ifuncs_. If doing a static link define __rel_iplt_start and
6762 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
6763 (Output_data_plt_i386::add_local_ifunc_entry): New function.
6764 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
6766 (Target_i386::make_plt_section): New function, broken out of
6767 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
6768 (Target_i386::make_plt_entry): Call make_plt_section.
6769 (Target_i386::make_local_ifunc_plt_entry): New function.
6770 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
6771 (Target_i386::Scan::local): Handle IFUNC symbols. Add
6772 R_386_IRELATIVE to switch.
6773 (Target_i386::Scan::global): Likewise.
6774 (Target_i386::Relocate::relocate): Likewise.
6775 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
6777 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
6778 (Target_x86_64::do_plt_section_for_global): New function.
6779 (Target_x86_64::do_plt_section_for_local): New function.
6780 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
6781 parameter; change all callers. If doing a static link define
6782 __rela_iplt_start and __rela_iplt_end.
6783 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
6784 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
6785 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
6787 (Target_x86_64::make_local_ifunc_plt_entry): New function.
6788 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
6790 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
6791 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
6792 R_X86_64_IRELATIVE to switch.
6793 (Target_x86_64::Scan::global): Likewise.
6794 (Target_x86_64::Relocate::relocate): Likewise.
6795 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
6797 * target.h (class Target): Add plt_section_for_global and
6798 plt_section_for_local functions. Add do_plt_section_for_global
6799 and do_plt_section_for_local virtual functions.
6800 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
6801 clarifying comments.
6802 (Symbol::use_plt_offset): Handle IFUNC symbol.
6803 * object.cc (Sized_relobj::Sized_relobj): Initialize
6805 (Sized_relobj::local_has_plt_offset): New function.
6806 (Sized_relobj::local_plt_offset): New function.
6807 (Sized_relobj::set_local_plt_offset): New function.
6808 (Sized_relobj::do_count): Handle IFUNC symbol.
6809 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
6810 a bit away from input_shndx_ field. Add set_is_func_symbol and
6811 is_ifunc_symbol functions.
6812 (class Sized_relobj): Update declarations. Remove Tls_got_entry
6813 and Local_tls_got_offsets. Define Local_plt_offsets. Add
6814 local_plt_offsets_ field.
6815 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
6816 * output.h (class Output_section_data): Add non-const
6817 output_section function.
6818 (class Output_data_got): Update declarations.
6819 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
6820 Add use_plt_offset parameter to global and local constructors.
6821 Change all callers. Change local_sym_index_ field to 31 bits.
6822 Change GSYM_CODE and CONSTANT_CODE accordingly.
6823 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
6824 doing a static link don't set sh_link field.
6825 (Output_data_got::Got_entry::write): Use PLT offset if
6827 (Output_data_got::add_global_plt): New function.
6828 (Output_data_got::add_local_plt): New function.
6829 * target-reloc.h (relocate_section): Handle IFUNC symbol.
6830 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
6831 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
6832 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
6833 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
6835 * testsuite/ifunc-sel.h: New file.
6836 * testsuite/ifuncmain1.c: New file.
6837 * testsuite/ifuncmain1vis.c: New file.
6838 * testsuite/ifuncmod1.c: New file.
6839 * testsuite/ifuncdep2.c: New file.
6840 * testsuite/ifuncmain2.c: New file.
6841 * testsuite/ifuncmain3.c: New file.
6842 * testsuite/ifuncmod3.c: New file.
6843 * testsuite/ifuncmain4.c: New file.
6844 * testsuite/ifuncmain5.c: New file.
6845 * testsuite/ifuncmod5.c: New file.
6846 * testsuite/ifuncmain6pie.c: New file.
6847 * testsuite/ifuncmod6.c: New file.
6848 * testsuite/ifuncmain7.c: New file.
6849 * configure, testsuite/Makefile.in: Rebuild.
6851 2010-08-18 Ian Lance Taylor <iant@google.com>
6854 (Output_section_incremental_inputs::write_input_files): Add cast
6855 to avoid signed/unsigned comparison warning.
6856 (Output_section_incremental_inputs::write_info_blocks): Likewise.
6858 2010-08-12 Cary Coutant <ccoutant@google.com>
6860 * common.cc (Sort_commons::operator()): Remove unnecessary code.
6862 2010-08-13 Ian Lance Taylor <iant@google.com>
6864 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
6866 2010-08-12 Cary Coutant <ccoutant@google.com>
6867 Doug Kwan <dougkwan@google.com>
6869 * resolve.cc (Symbol_table::should_override): When a weak dynamic
6870 defintion overrides non-weak undef, remember that the original undef
6872 * symtab.cc (Symbol_table::sized_write_global): For undef without
6873 an original weak binding, set binding to global in output.
6874 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
6875 * testsuite/Makefile.in: Regenerate.
6876 * testsuite/strong_ref_weak_def.sh: New file.
6877 * testsuite/strong_ref_weak_def_1.c: Ditto.
6878 * testsuite/strong_ref_weak_def_2.c: Ditto.
6880 2010-08-12 Cary Coutant <ccoutant@google.com>
6882 * testsuite/incremental_test.sh: Rewrite.
6883 * testsuite/incremental_test_1.c: Rewrite.
6884 * testsuite/incremental_test_2.c: Rewrite.
6886 2010-08-12 Cary Coutant <ccoutant@google.com>
6888 * arm.cc (Target_arm::got_size): Add const.
6889 (Target_arm::got_entry_count): New function.
6890 (Target_arm::plt_entry_count): New function.
6891 (Target_arm::first_plt_entry_offset): New function.
6892 (Target_arm::plt_entry_size): New function.
6893 (Output_data_plt_arm::entry_count): New function.
6894 (Output_data_plt_arm::first_plt_entry_offset): New function.
6895 (Output_data_plt_arm::get_plt_entry_size): New function.
6896 * i386.cc (Target_i386::got_size): Add const.
6897 (Target_i386::got_entry_count): New function.
6898 (Target_i386::plt_entry_count): New function.
6899 (Target_i386::first_plt_entry_offset): New function.
6900 (Target_i386::plt_entry_size): New function.
6901 (Output_data_plt_i386::entry_count): New function.
6902 (Output_data_plt_i386::first_plt_entry_offset): New function.
6903 (Output_data_plt_i386::get_plt_entry_size): New function.
6904 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
6905 find_incremental_inputs_sections. Dump incremental_got_plt section.
6906 * incremental.cc: Include target.h.
6907 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
6908 parameter. Adjust all callers. Find incremental_got_plt section.
6909 (Incremental_inputs::create_data_sections): Create incremental_got_plt
6911 (Output_section_incremental_inputs::set_final_data_size): Calculate
6912 size of incremental_got_plt section.
6913 (Output_section_incremental_inputs::do_write): Write the
6914 incremental_got_plt section.
6915 (Got_plt_view_info): New struct.
6916 (Local_got_offset_visitor): New class.
6917 (Global_got_offset_visitor): New class.
6918 (Global_symbol_visitor_got_plt): New class.
6919 (Output_section_incremental_inputs::write_got_plt): New function.
6920 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
6921 Add parameter. Adjust all callers.
6922 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6923 (Incremental_inputs::got_plt_section): New function.
6924 (Incremental_inputs::got_plt_section_): New data member.
6925 (Incremental_got_plt_reader): New class.
6926 * layout.cc (Layout::create_incremental_info_sections): Add the
6927 incremental_got_plt section.
6928 * object.h (Got_offset_list::get_list): New function.
6929 (Got offset_list::for_all_got_offsets): New function.
6930 (Sized_relobj::local_got_offset_list): New function.
6931 * powerpc.cc (Target_powerpc::got_size): Add const.
6932 (Target_powerpc::got_entry_count): New function.
6933 (Target_powerpc::plt_entry_count): New function.
6934 (Target_powerpc::first_plt_entry_offset): New function.
6935 (Target_powerpc::plt_entry_size): New function.
6936 (Output_data_plt_powerpc::entry_count): New function.
6937 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
6938 (Output_data_plt_powerpc::get_plt_entry_size): New function.
6939 * sparc.cc (Target_sparc::got_size): Add const.
6940 (Target_sparc::got_entry_count): New function.
6941 (Target_sparc::plt_entry_count): New function.
6942 (Target_sparc::first_plt_entry_offset): New function.
6943 (Target_sparc::plt_entry_size): New function.
6944 (Output_data_plt_sparc::entry_count): New function.
6945 (Output_data_plt_sparc::first_plt_entry_offset): New function.
6946 (Output_data_plt_sparc::get_plt_entry_size): New function.
6947 * symtab.h (Symbol::got_offset_list): New function.
6948 (Symbol_table::for_all_symbols): New function.
6949 * target.h (Sized_target::got_entry_count): New function.
6950 (Sized_target::plt_entry_count): New function.
6951 (Sized_target::plt_entry_size): New function.
6952 * x86_64.cc (Target_x86_64::got_size): Add const.
6953 (Target_x86_64::got_entry_count): New function.
6954 (Target_x86_64::plt_entry_count): New function.
6955 (Target_x86_64::first_plt_entry_offset): New function.
6956 (Target_x86_64::plt_entry_size): New function.
6957 (Output_data_plt_x86_64::entry_count): New function.
6958 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
6959 (Output_data_plt_x86_64::get_plt_entry_size): New function.
6961 2010-08-12 Cary Coutant <ccoutant@google.com>
6963 * archive.cc: Include incremental.h.
6964 (Archive::Archive): Initialize incremental_info_.
6965 (Archive::include_member): Record archive members in incremental info.
6966 (Add_archive_symbols::run): Record begin and end of an archive in
6968 (Lib_group::include_member): Record objects in incremental info.
6969 * archive.h (Incremental_archive_entry): Forward declaration.
6970 (Archive::set_incremental_info): New member function.
6971 (Archive::incremental_info): New member function.
6972 (Archive::Unused_symbol_iterator): New class.
6973 (Archive::unused_symbols_begin): New member function.
6974 (Archive::unused_symbols_end): New member function.
6975 (Archive::incremental_info_): New data member.
6976 * incremental-dump.cc (find_input_containing_global): New function.
6977 (dump_incremental_inputs): Dump new incremental info sections.
6978 * incremental.cc: Include symtab.h.
6979 (Output_section_incremental_inputs): New class.
6980 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
6981 new incremental info sections.
6982 (Sized_incremental_binary::do_check_inputs): Likewise.
6983 (Incremental_inputs::report_archive): Remove.
6984 (Incremental_inputs::report_archive_begin): New function.
6985 (Incremental_inputs::report_archive_end): New function.
6986 (Incremental_inputs::report_object): New function.
6987 (Incremental_inputs::finalize_inputs): Remove.
6988 (Incremental_inputs::report_input_section): New function.
6989 (Incremental_inputs::report_script): Rewrite.
6990 (Incremental_inputs::finalize): Do nothing but finalize string table.
6991 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
6992 (Incremental_inputs::sized_create_inputs_section_data): Remove.
6993 (Incremental_inputs::create_data_sections): New function.
6994 (Incremental_inputs::relocs_entsize): New function.
6995 (Output_section_incremental_inputs::set_final_data_size): New function.
6996 (Output_section_incremental_inputs::do_write): New function.
6997 (Output_section_incremental_inputs::write_header): New function.
6998 (Output_section_incremental_inputs::write_input_files): New function.
6999 (Output_section_incremental_inputs::write_info_blocks): New function.
7000 (Output_section_incremental_inputs::write_symtab): New function.
7001 * incremental.h (Incremental_script_entry): Forward declaration.
7002 (Incremental_object_entry): Forward declaration.
7003 (Incremental_archive_entry): Forward declaration.
7004 (Incremental_inputs): Forward declaration.
7005 (Incremental_inputs_header_data): Remove.
7006 (Incremental_inputs_header): Remove.
7007 (Incremental_inputs_header_write): Remove.
7008 (Incremental_inputs_entry_data): Remove.
7009 (Incremental_inputs_entry): Remove.
7010 (Incremental_inputs_entry_write): Remove.
7011 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
7012 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
7013 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7014 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
7016 (Incremental_input_entry): New class.
7017 (Incremental_script_entry): New class.
7018 (Incremental_object_entry): New class.
7019 (Incremental_archive_entry): New class.
7020 (Incremental_inputs::Incremental_inputs): Initialize new data members.
7021 (Incremental_inputs::report_inputs): Remove.
7022 (Incremental_inputs::report_archive): Remove.
7023 (Incremental_inputs::report_archive_begin): New function.
7024 (Incremental_inputs::report_archive_end): New function.
7025 (Incremental_inputs::report_object): Change prototype.
7026 (Incremental_inputs::report_input_section): New function.
7027 (Incremental_inputs::report_script): Change prototype.
7028 (Incremental_inputs::get_reloc_count): New function.
7029 (Incremental_inputs::set_reloc_count): New function.
7030 (Incremental_inputs::create_data_sections): New function.
7031 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7032 (Incremental_inputs::inputs_section): New function.
7033 (Incremental_inputs::symtab_section): New function.
7034 (Incremental_inputs::relocs_section): New function.
7035 (Incremental_inputs::get_stringpool): Add const.
7036 (Incremental_inputs::command_line): Add const.
7037 (Incremental_inputs::inputs): Remove.
7038 (Incremental_inputs::command_line_key): New function.
7039 (Incremental_inputs::input_file_count): New function.
7040 (Incremental_inputs::input_files): New function.
7041 (Incremental_inputs::relocs_entsize): New function.
7042 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7043 (Incremental_inputs::finalize_inputs): Remove.
7044 (Incremental_inputs::Input_info): Remove.
7045 (Incremental_inputs::lock_): Remove.
7046 (Incremental_inputs::inputs_): Change type.
7047 (Incremental_inputs::inputs_map_): Remove.
7048 (Incremental_inputs::current_object_entry_): New data member.
7049 (Incremental_inputs::inputs_section_): New data member.
7050 (Incremental_inputs::symtab_section_): New data member.
7051 (Incremental_inputs::relocs_section_): New data member.
7052 (Incremental_inputs::reloc_count_): New data member.
7053 (Incremental_inputs_reader): New class.
7054 (Incremental_symtab_reader): New class.
7055 (Incremental_relocs_reader): New class.
7056 * layout.cc (Layout::finalize): Move finalization of incremental info
7057 and creation of incremental info sections to follow finalization of
7058 symbol table. Set offsets for postprocessing sections.
7059 (Layout::create_incremental_info_sections): Call
7060 Incremental_inputs::create_data_sections. Add incremental symtab
7061 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
7062 sections to layout after input sections.
7063 * layout.h (struct Timespec): Forward declaration.
7064 (Layout::incremental_inputs): Add const.
7065 (Layout::create_incremental_info_sections): Add parameter.
7066 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
7067 * object.cc: Include incremental.h.
7068 (Relobj::finalize_incremental_relocs): New function.
7069 (Sized_relobj::do_layout): Record input sections in incremental info.
7070 * object.h (Object::output_section): New function.
7071 (Object::output_section_offset): Moved from Relobj.
7072 (Object::get_incremental_reloc_base): New function.
7073 (Object::get_incremental_reloc_count): New function.
7074 (Object::do_output_section): New function.
7075 (Object::do_output_section_offset): Moved from Relobj.
7076 (Object::do_get_incremental_reloc_base): New function.
7077 (Object::do_get_incremental_reloc_count): New function.
7078 (Object::Object): Initialize new data members.
7079 (Relobj::output_section): Renamed do_output_section and moved to
7081 (Relobj::output_section_offset): Moved to Object.
7082 (Relobj::do_get_incremental_reloc_base): New function.
7083 (Relobj::do_get_incremental_reloc_count): New function.
7084 (Relobj::allocate_incremental_reloc_counts): New function.
7085 (Relobj::count_incremental_reloc): New function.
7086 (Relobj::finalize_incremental_relocs): New function.
7087 (Relobj::next_incremental_reloc_index): New function.
7088 (Relobj::reloc_counts_): New data member.
7089 (Relobj::reloc_bases_): New data member.
7090 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
7091 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
7092 (Sized_relobj::incremental_relocs_scan): New function.
7093 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7094 (Sized_relobj::incremental_relocs_write): New function.
7095 (Sized_relobj::incremental_relocs_write_reltype): New function.
7096 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
7098 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
7099 archives and object files elsewhere.
7100 (Add_symbols::run): Report object files here.
7101 (Finish_group::run): Report end of archive at end of group.
7102 * reloc.cc: Include layout.h, incremental.h.
7103 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
7104 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
7105 (Sized_relobj::incremental_relocs_scan): New function.
7106 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7107 (Sized_relobj::do_relocate_sections): Write incremental relocations.
7108 (Sized_relobj::incremental_relocs_write): New function.
7109 (Sized_relobj::incremental_relocs_write_reltype): New function.
7110 * script.cc (read_input_script): Rewrite test for incremental link.
7111 Change call to Incremental_inputs::report_script.
7112 * symtab.h (Symbol_table::first_global_index): New function.
7113 (Symbol_table::output_count): New function.
7115 2010-08-12 Doug Kwan <dougkwan@google.com>
7117 * arm.cc (Target_arm::merge_object_attributes): Check command line
7118 options --no-wchar-size-warning and --no-enum-size-warning.
7119 * options.h (General_options): Add ld-compatible options
7120 --no-enum-size-warning and --no-wchar-size-warning.
7122 2010-08-04 Ian Lance Taylor <iant@google.com>
7124 * x86_64.cc (Target_x86_64::Scan::local): Use
7125 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
7126 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
7127 (Target_x86_64::Scan::global): Likewise.
7128 (Target_x86_64::Relocate::relocate): Likewise.
7129 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
7132 2010-08-03 Cary Coutant <ccoutant@google.com>
7134 * merge.cc (Output_merge_string::do_add_input_section): Count strings
7135 to reserve space in merged_strings vector. Keep total input size
7137 (Output_merge_string::do_print_merge_stats): Print total input size.
7138 * merge.h (Output_merge_string): Add input_size_ field.
7139 * stringpool.cc (Stringpool_template::string_length): Move
7140 implementations out of Stringpool_template class and place in
7142 * stringpool.h (string_length): Move out of Stringpool_template.
7144 2010-08-03 Ian Lance Taylor <iant@google.com>
7147 * layout.cc (relaxation_loop_body): If address of load segment is
7148 set, adjust address to include headers if possible.
7150 2010-08-03 Ian Lance Taylor <iant@google.com>
7152 * version.cc (version_string): Bump to 1.10.
7154 2010-08-03 Ian Lance Taylor <iant@google.com>
7157 * layout.h (enum Output_section_order): Define.
7158 (class Layout): Update declarations.
7159 * layout.cc (Layout::get_output_section): Add order parameter.
7160 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
7161 is_first_non_relro parameters. Change all callers.
7162 (Layout::choose_output_section): Likewise.
7163 (Layout::add_output_section_data): Likewise.
7164 (Layout::make_output_section): Likewise. Set order.
7165 (Layout::default_section_order): New function.
7166 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
7167 * output.cc (Output_section::Output_section): Initialize order_.
7168 Don't initialize deleted fields.
7169 (Output_segment::Output_segment): Don't initialize deleted
7171 (Output_segment::add_output_section_to_load): New function
7172 replacing add_output_section. Change all callers to call this or
7173 add_output_section_to_nonload.
7174 (Output_segment::add_output_section_to_nonload): New function.
7175 (Output_segment::remove_output_section): Rewrite.
7176 (Output_segment::add_initial_output_data): Likewise.
7177 (Output_segment::has_any_data_sections): Likewise.
7178 (Output_segment::is_first_section_relro): Likewise.
7179 (Output_segment::maximum_alignment): Likewise.
7180 (Output_segment::has_dynamic_reloc): New function replacing
7181 dynamic_reloc_count. Change all callers.
7182 (Output_segment::has_dynamic_reloc_list): New function replacing
7183 dynamic_reloc_count_list. Change all callers.
7184 (Output_segment::set_section_addresses): Rewrite.
7185 (Output_segment::set_offset): Rewrite.
7186 (Output_segment::find_first_and_last_list): Remove.
7187 (Output_segment::set_tls_offsets): Rewrite.
7188 (Output_segment::first_section_load_address): Likewise.
7189 (Output_segment::output_section_count): Likewise.
7190 (Output_segment::section_with_lowest_load_address): Likewise.
7191 (Output_segment::write_section_headers): Likewise.
7192 (Output_segment::print_sections_to_map): Likewise.
7193 * output.h (class Output_data): Remove dynamic_reloc_count_
7194 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
7195 (Output_data::add_dynamic_reloc): Rewrite.
7196 (Output_data::has_dynamic_reloc): New function.
7197 (Output_data::dynamic_reloc_count): Remove.
7198 (class Output_section): Add order_ field. Remvoe is_relro_local_,
7199 is_last_relro_, is_first_non_relro_, is_interp_,
7200 is_dynamic_linker_section_ fields. Add order and set_order
7201 functions. Remove is_relro_local, set_is_relro_local,
7202 is_last_relro, set_is_last_relro, is_first_non_relro,
7203 set_is_first_non_relro functions, is_interp, set_is_interp,
7204 is_dynamic_linker_section, and set_is_dynamic_linker_section
7206 (class Output_segment): Change Output_data_list from std::list to
7207 std:;vector. Add output_lists_ field. Remove output_data_ and
7208 output_bss_ fields. Update declarations.
7210 2010-08-02 Ian Lance Taylor <iant@google.com>
7212 * arm.cc (Target_arm::gc_process_relocs): Use typename.
7213 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
7214 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
7216 2010-08-02 Ian Lance Taylor <iant@google.com>
7219 * script.cc (Script_options::Script_options): Initialize
7220 symbol_definitions_ and symbol_references_.
7221 (Script_options::add_symbol_assignment): Update
7222 symbol_definitions_ and symbol_references_.
7223 (Script_options::add_symbol_reference): New function.
7224 (script_symbol): New function.
7225 * script.h (class Script_options): Add symbol_definitions_ and
7226 symbol_references_ fields.
7227 (Script_options::referenced_const_iterator): New type.
7228 (Script_options::referenced_begin): New function.
7229 (Script_options::referenced_end): New function.
7230 (Script_options::is_referenced): New function.
7231 (Script_options::any_unreferenced): New function.
7232 * script-c.h (script_symbol): Declare.
7233 * yyscript.y (exp): Call script_symbol.
7234 * symtab.cc: Include "script.h".
7235 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
7236 Change all callers. Check symbols referenced by scripts.
7237 (Symbol_table::add_undefined_symbols_from_command_line): Add
7238 layout parameter. Change all callers.
7239 (Symbol_table::do_add_undefined_symbols_from_command_line):
7240 Likewise. Break out loop body. Check symbols referenced by
7242 (Symbol_table::add_undefined_symbol_from_command_line): New
7243 function broken out of
7244 do_add_undefined_symbols_from_command_line.
7245 * symtab.h (class Symbol_table): Update declarations.
7246 * archive.cc: Include "layout.h".
7247 (Archive::should_include_member): Add layout parameter. Change
7248 all callers. Check for symbol mentioned in expression.
7249 * archive.h (class Archive): Update declaration.
7250 * object.cc (Sized_relobj::do_should_include_member): Add layout
7252 * object.h (Object::should_include_member): Add layout parameter.
7254 (Object::do_should_include_member): Add layout parameter.
7255 (class Sized_relobj): Update declaration.
7256 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
7258 * dynobj.h (class Sized_dynobj): Update declaration.
7259 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
7261 * plugin.h (class Sized_pluginobj): Update declaration.
7263 2010-08-02 Ian Lance Taylor <iant@google.com>
7266 * output.cc (Output_segment::set_offset): Search for the first and
7267 last sections rather than assuming that the list is in order.
7268 (Output_segment::find_first_and_last_list): New function.
7269 * output.h (class Output_segment): Update declarations.
7270 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
7271 (relro_strip_test_SOURCES): New variable.
7272 (relro_strip_test_DEPENDENCIES): New variable.
7273 (relro_strip_test_LDFLAGS): New variable.
7274 (relro_strip_test_LDADD): New variable.
7275 (relro_strip_test.so): New target.
7277 2010-08-02 Ian Lance Taylor <iant@google.com>
7279 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
7280 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
7281 (Target_i386::got_tlsdesc_section): New function.
7282 (Target_i386::got_section): Create space for GOT entries for
7283 TLSDESC relocations.
7284 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
7286 (Target_i386::Scan::global): Likewise.
7287 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
7289 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
7290 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
7291 (Target_x86_64::got_tlsdesc_section): New function.
7292 (Target_x86_64::got_section): Create space for GOT entries for
7293 TLSDESC relocations.
7294 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
7296 (Target_x86_64::Scan::global): Likewise.
7297 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
7300 2010-08-02 Ian Lance Taylor <iant@google.com>
7302 * testsuite/final_layout.sh: Use dc to convert from hex to
7305 2010-07-29 Sriraman Tallam <tmsriram@google.com>
7307 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
7308 paramter to the call to gold::gc_process_relocs.
7309 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
7310 paramter to the call to gold::gc_process_relocs.
7311 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
7312 parameter to the call to gold::gc_process_relocs.
7313 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
7314 template parameter to the call to gold::gc_process_relocs.
7315 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
7316 paramter to the call to gold::gc_process_relocs.
7317 * gc.h (get_embedded_addend_size): New function.
7318 (gc_process_relocs): Save the size of the reloc for use by ICF.
7319 * icf.cc (get_section_contents): Get the addend from the text section
7320 for SHT_REL relocation sections.
7321 * icf.h (Icf::Reloc_addend_size_info): New typedef.
7322 (Icf::Reloc_info): Add new member reloc_addend_size_info.
7323 * int_encoding.h (read_from_pointer): New overloaded function.
7324 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
7325 * testsuite/icf_sht_rel_addend_test.sh: New file.
7326 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
7327 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
7329 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7331 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
7332 * Makefile.in: Regenerate.
7333 * testsuite/Makefile.in: Regenerate.
7335 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
7337 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
7338 * gold/testsuite/debug_msg.cc: Likewise.
7339 * gold/testsuite/odr_violation1.cc
7340 * gold/testsuite/odr_violation2.cc
7342 2010-07-21 Cary Coutant <ccoutant@google.com>
7344 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
7345 string, and length fields.
7346 (Output_merge_string::Merged_strings_list): New type.
7347 (Output_merge_string::Merged_strings_lists): New typedef.
7348 (Output_merge_string): Replace merged_strings_ with
7349 merged_strings_lists_.
7350 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
7351 Merged_strings_list per input object and section. Don't store pointer
7352 to the string. Don't store length with each merged string entry.
7353 (Output_merge_string::finalize_merged_data): Loop over list of merged
7354 strings lists. Recompute length of each merged string.
7356 2010-07-15 Cary Coutant <ccoutant@google.com>
7358 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
7361 2010-07-14 Ian Lance Taylor <iant@google.com>
7363 * descriptors.cc (Descriptors::open): Report correct name in error
7366 2010-07-13 Doug Kwan <dougkwan@google.com>
7368 * arm.cc (Arm_input_section::Arm_input_section): For a
7369 SHT_ARM_EXIDX section, always keeps the input sections.
7370 (Arm_input_section::set_exidx_section_link): New method.
7371 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
7372 has_errors_ to false.
7373 (Arm_exidx_input_section::has_errors,
7374 Arm_exidx_input_section::set_has_errors): New methods.
7375 (Arm_exidx_input_section::has_errors_): New data member.
7376 (Arm_relobj::get_exidx_shndx_list): New method.
7377 (Arm_output_section::append_text_sections_to_list): Do not skip
7378 section without SHF_EXECINSTR.
7379 (Arm_output_section::fix_exidx_coverage): Skip input sections with
7381 (Arm_relobj::make_exidx_input_section): Add new parameter for text
7382 section header. Make error messages more verbose. Check for
7383 a non-executable section linked to an EXIDX section.
7384 (Arm_relobj::do_read_symbols): Remove error checking, which has been
7385 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
7386 check that there is no deferred EXIDX section if we exit early.
7387 Instead of not making an EXIDX section in case of an error, make one
7388 and set the has_errors flag of it.
7389 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
7390 in a relocatable link.
7391 (Target_arm::do_relax): Look for the EXIDX output section instead of
7392 assuming that it is called .ARM.exidx.
7393 (Target_arm::fix_exidx_coverage): Add a new parameter for input
7394 section list. Do not check for SHF_EXECINSTR section flags but
7395 skip any input section with errors.
7396 * output.cc (Output_section::Output_section): Initialize
7397 always_keeps_input_sections_ to false.
7398 (Output_section::add_input_section): Check for
7399 always_keeps_input_sections_.
7400 * output.h (Output_section::always_keeps_input_sections,
7401 Output_section::set_always_keeps_input_sections): New methods.
7402 (Output_section::always_keeps_input_sections): New data member.
7404 2010-07-13 Rafael Espindola <espindola@google.com>
7406 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
7407 * fileread.h (Input_file): Add try_extra_search_path and find_file.
7409 2010-07-13 Philip Herron <herron.philip@googlemail.com>
7410 Ian Lance Taylor <iant@google.com>
7412 * output.h (Output_section_lookup_maps::add_merge_section):
7413 Correct check of whether value was inserted.
7414 (Output_section_lookup_maps::add_merge_input_section): Likewise.
7415 (Output_section_lookup_maps::add_relaxed_input_section):
7417 * arm.cc (Target_arm::got_section): Remove used local os.
7418 * i386.cc (Target_i386::got_section): Likewise.
7419 * x86_64.cc (Target_x86_64::got_section): Likewise.
7420 * sparc.cc (Target_sparc::got_section): Likewise.
7421 (Target_sparc::relocate): Remove unused local have_got_offset.
7422 * powerpc.cc (Target_powerpc::relocate): Likewise.
7424 2010-07-13 Ian Lance Taylor <iant@google.com>
7426 * compressed_output.cc (zlib_decompress): Fix signature in
7429 * archive.cc (Archive::include_member): Unlock an external member
7430 of a thin archive. Don't bother to delete an object we know is
7433 2010-07-12 Cary Coutant <ccoutant@google.com>
7435 * compressed_output.cc (zlib_decompress): New function.
7436 (get_uncompressed_size): New function.
7437 (decompress_input_section): New function.
7438 * compressed_output.h (get_uncompressed_size): New function.
7439 (decompress_input_section): New function.
7440 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
7441 Handle compressed debug sections.
7442 * layout.cc (is_compressed_debug_section): New function.
7443 (Layout::output_section_name): Map compressed section names to
7445 * layout.h (is_compressed_debug_section): New function.
7446 (is_debug_info_section): Recognize compressed debug sections.
7447 * merge.cc: Include compressed_output.h.
7448 (Output_merge_data::do_add_input_section): Handle compressed
7450 (Output_merge_string::do_add_input_section): Handle compressed
7452 * object.cc: Include compressed_output.h.
7453 (Sized_relobj::Sized_relobj): Initialize new data members.
7454 (build_compressed_section_map): New function.
7455 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
7456 * object.h (Object::section_is_compressed): New method.
7457 (Object::do_section_is_compressed): New method.
7458 (Sized_relobj::Compressed_section_map): New type.
7459 (Sized_relobj::do_section_is_compressed): New method.
7460 (Sized_relobj::compressed_sections_): New data member.
7461 * output.cc (Output_section::add_input_section): Handle compressed
7463 * reloc.cc: Include compressed_output.h.
7464 (Sized_relobj::write_sections): Handle compressed debug sections.
7466 2010-07-08 Cary Coutant <ccoutant@google.com>
7468 * resolve.cc (Symbol_table::resolve): Remember whether undef was
7469 weak when resolving to a dynamic def.
7470 (Symbol_table::should_override): Add adjust_dyndef flag; set it
7471 for weak undef/dynamic def cases. Adjust callers.
7472 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
7473 undef_binding_weak_.
7474 (Symbol_table::sized_write_globals): Adjust symbol binding.
7475 (Symbol_table::sized_write_symbol): Add binding parameter.
7476 * symtab.h (Symbol::set_undef_binding): New method.
7477 (Symbol::is_undef_binding_weak): New method.
7478 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
7479 (Symbol_table::should_override): Add new parameter.
7480 (Symbol_table::sized_write_symbol): Add new parameter.
7482 * testsuite/weak_undef_file1.cc: Add new test case.
7483 * testsuite/weak_undef_file2.cc: Fix header comment.
7484 * testsuite/weak_undef_test.cc: Add new test case.
7486 2010-06-29 Doug Kwan <dougkwan@google.com>
7488 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
7489 Initialize USE_SYMBOL_.
7490 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
7492 (Arm_reloc_property::uses_symbol_): New data member declaration.
7493 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
7494 uses symbol value and symbol is undefined but not weakly undefined.
7496 2010-06-28 Rafael Espindola <espindola@google.com>
7498 * plugin.cc (Plugin::load): Use dlerror.
7500 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
7502 * symtab.cc (detect_odr_violations): When reporting an ODR
7503 violation, report an object where the symbol is defined.
7505 2010-06-25 Doug Kwan <dougkwan@google.com>
7507 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
7508 (Target_arm::section_may_have_icf_unsafe_pointers): New method
7510 (Target_arm::Scan::local_reloc_may_be_function_pointer,
7511 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
7512 target hook to detect function points.
7513 (Target_arm::Scan::possible_function_pointer_reloc): New method.
7514 * icf.h (Icf::check_section_for_function_pointers): Change type of
7515 parameter SECTION_NAME to const reference to std::string. Use
7516 target hook to determine if section may have unsafe pointers.
7517 * target.h (Target::section_may_have_icf_unsafe_pointers): New
7520 2010-06-21 Rafael Espindola <espindola@google.com>
7522 * fileread.cc (Input_file::find_fie): New
7523 (Input_file::open): Use Input_file::find_fie.
7524 * fileread.h (Input_file::find_fie): New
7525 * plugin.cc (set_extra_library_path): New.
7526 (Plugin::load): Add set_extra_library_path to the transfer vector.
7527 (Plugin_manager::set_extra_library_path): New.
7528 (Plugin_manager::add_input_file): Use the extra search path if set.
7529 (set_extra_library_path(): New.
7530 * plugin.h (Plugin_manager): Add set_extra_library_path and
7533 2010-06-19 Cary Coutant <ccoutant@google.com>
7535 * layout.cc (gdb_sections): Add .debug_types.
7536 (lines_only_debug_sections): Likewise.
7538 2010-06-18 Rafael Espindola <espindola@google.com>
7540 * plugin.cc (add_input_file,add_input_library)
7541 (Plugin_manager::add_input_file): Make filename arguments const.
7542 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
7545 2010-06-16 Doug Kwan <dougkwan@google.com>
7547 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
7548 .ARM.attributes section if we have not merged any input
7549 attributes sections.
7551 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7553 * arm.cc: Allow combining objects with no EABI version
7556 2010-06-15 Rafael Espindola <espindola@google.com>
7558 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
7560 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7562 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
7563 (struct iovec): Correct !HAVE_READV definition.
7565 2010-06-10 Cary Coutant <ccoutant@google.com>
7567 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
7568 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
7570 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
7573 * symtab.h (Symbol::is_placeholder): New member function.
7574 * target-reloc.h (relocate_section): Check for placeholder symbols.
7576 * testsuite/Makefile.am (plugin_test_8): New test.
7577 (plugin_test_9): New test.
7578 * testsuite/Makefile.in: Regenerate.
7580 2010-06-09 Nick Clifton <nickc@redhat.com>
7582 * yyscript.y (input_list_element): Allow strings prefixed with
7583 the '-' character. Treat these as libraries.
7584 * script.cc (script_add_library): New function. Adds a library
7585 specified by "-l<name>" found in an input script.
7586 * script-c.h: Add prototype for script_add_library.
7588 2010-06-07 Doug Kwan <dougkwan@google.com>
7590 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
7591 Restrict stub-group size to be within long conditional branch
7592 range when working around cortex-A8 erratum.
7594 2010-06-07 Damien Diederen <dd@crosstwine.com>
7596 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
7599 2010-06-03 Sriraman Tallam <tmsriram@google.com>
7603 (Output_section::Input_section_sort_entry::compare_section_ordering):
7604 Change to return non-zero correctly.
7605 (Output_section::Input_section_sort_section_order_index_compare
7606 ::operator()): Change to fix ambiguity in comparisons.
7608 2010-06-01 Sriraman Tallam <tmsriram@google.com>
7610 * gold.h (is_wildcard_string): New function.
7611 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
7612 (Layout::layout_eh_frame): Ditto.
7613 (Layout::find_section_order_index): New method.
7614 (Layout::read_layout_from_file): New method.
7615 * layout.h (Layout::find_section_order_index): New method.
7616 (Layout::read_layout_from_file): New method.
7617 (Layout::input_section_position_): New private member.
7618 (Layout::input_section_glob_): New private member.
7619 * main.cc (main): Call read_layout_from_file here.
7620 * options.h (--section-ordering-file): New option.
7621 * output.cc (Output_section::input_section_order_specified_): New
7623 (Output_section::Output_section): Initialize new member.
7624 (Output_section::add_input_section): Add new parameter.
7625 Keep input sections when --section-ordering-file is used.
7626 (Output_section::set_final_data_size): Sort input sections when
7627 section ordering file is specified.
7628 (Output_section::Input_section_sort_entry): Add new parameter.
7630 (Output_section::Input_section_sort_entry::compare_section_ordering):
7632 (Output_section::Input_section_sort_compare::operator()): Change to
7633 consider section_order_index.
7634 (Output_section::Input_section_sort_init_fini_compare::operator()):
7635 Change to consider section_order_index.
7636 (Output_section::Input_section_sort_section_order_index_compare
7637 ::operator()): New method.
7638 (Output_section::sort_attached_input_sections): Change to sort
7639 according to section order when specified.
7640 (Output_section::add_input_section<32, true>): Add new parameter.
7641 (Output_section::add_input_section<64, true>): Add new parameter.
7642 (Output_section::add_input_section<32, false>): Add new parameter.
7643 (Output_section::add_input_section<64, false>): Add new parameter.
7644 * output.h (Output_section::add_input_section): Add new parameter.
7645 (Output_section::input_section_order_specified): New
7647 (Output_section::set_input_section_order_specified): New method.
7648 (Input_section::Input_section): Initialize section_order_index_.
7649 (Input_section::section_order_index): New method.
7650 (Input_section::set_section_order_index): New method.
7651 (Input_section::section_order_index_): New member.
7652 (Input_section::Input_section_sort_section_order_index_compare): New
7654 (Output_section::input_section_order_specified_): New member.
7655 * script-sections.cc (is_wildcard_string): Delete and move modified
7657 (Output_section_element_input::Output_section_element_input): Modify
7658 call to is_wildcard_string.
7659 (Output_section_element_input::Input_section_pattern
7660 ::Input_section_pattern): Ditto.
7661 (Output_section_element_input::Output_section_element_input): Ditto.
7662 * testsuite/Makefile.am (final_layout): New test case.
7663 * testsuite/Makefile.in: Regenerate.
7664 * testsuite/final_layout.cc: New file.
7665 * testsuite/final_layout.sh: New file.
7667 2010-06-01 Rafael Espindola <espindola@google.com>
7669 * plugin.cc (Plugin::load): Pass the output name to the plugin.
7671 2010-06-01 Rafael Espindola <espindola@google.com>
7673 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
7674 visibility of symbols.
7676 2010-05-27 Doug Kwan <dougkwan@google.com>
7678 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
7679 from start of output section instead of address for a local symbol
7680 in a merged or relaxed section when doing a relocatable link.
7682 2010-05-26 Rafael Espindola <espindola@google.com>
7685 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
7686 adding sections the garbage collector removed.
7687 * gold/testsuite/Makefile.am: Add test.
7688 * gold/testsuite/Makefile.in: Regenerate.
7689 * gold/testsuite/plugin_test_7.sh: New.
7690 * gold/testsuite/plugin_test_7_1.c: New.
7691 * gold/testsuite/plugin_test_7_2.c: New.
7693 2010-05-26 Rafael Espindola <espindola@google.com>
7695 * script-sections.cc (Output_section_definition::set_section_addresses):
7696 Check for --section-start.
7698 2010-05-26 Doug Kwan <dougkwan@google.com>
7700 * arm.cc (Arm_scan_relocatable_relocs): New class.
7701 (Target_arm::relocate_special_relocatable): New method.
7702 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
7703 (Arm_relocate_functions::thumb_branch_common): Same.
7704 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
7705 instead of Default_scan_relocatable_relocs.
7706 * target-reloc.h (relocate_for_relocatable): Let target handle
7707 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
7708 * target.h (Sized_target::relocate_special_relocatable): New method.
7710 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7712 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
7714 2010-05-23 Doug Kwan <dougkwan@google.com>
7716 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
7718 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
7719 with a direct branch, not a conditional branch, to a stub.
7720 * merge.cc (Output_merge_base::record_input_section): New method
7722 (Output_merge_data::do_add_input_section): Record input section if
7723 keeps-input-sections flag is set.
7724 (Output_merge_string::do_add_input_section): Ditto.
7725 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
7726 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
7728 (Output_merge_base::keeps_input_sections,
7729 Output_merge_base::set_keeps_input_sections,
7730 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
7732 (Output_merge_base::Input_sections): New type declaration.
7733 (Output_merge_base::input_sections_begin,
7734 Output_merge_base::input_sections_end,
7735 Output_merge_base::do_set_keeps_input_sections): New method definitions.
7736 (Output_merge_base::bool keeps_input_sections_,
7737 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
7738 Output_merge_base::input_sections_): New data members.
7739 (Output_merge_data::do_set_keeps_input_sections): New method
7741 (Output_merge_string::do_set_keeps_input_sections): Ditto.
7742 * output.cc (Output_section::Input_section::relobj): Move method
7743 defintion from class declaration to here and handle merge sections.
7744 (Output_section::Input_section::shndx): Ditto.
7745 (Output_section::Output_section): Remove initializations of removed
7746 data members and initialize new data member LOOKUP_MAPS_.
7747 (Output_section::add_input_section): Set keeps-input-sections flag
7748 for a newly created merge output section as appropriate. Adjust code
7749 to use Output_section_lookup_maps class.
7750 (Output_section::add_relaxed_input_section): Adjst code for lookup
7751 maps code refactoring.
7752 (Output_section::add_merge_input_section): Add a new parameter
7753 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
7754 class. If adding input section to a newly created merge output
7755 section fails, remove the new merge section.
7756 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
7757 Adjust code for use of the Output_section_lookup_maps class.
7758 (Output_section::find_merge_section): Ditto.
7759 (Output_section::build_lookup_maps): New method defintion.
7760 (Output_section::find_relaxed_input_section): Adjust code to use
7761 Output_section_lookup_maps class.
7762 (Output_section::get_input_sections): Export merge sections. Adjust
7763 code to use Output_section_lookup_maps class.
7764 (Output_section:::add_script_input_section): Adjust code to use
7765 Output_section_lookup_maps class. Update lookup maps for merge
7767 (Output_section::discard_states): Use Output_section_lookup_maps.
7768 (Output_section::restore_states): Same.
7769 * output.h (Merge_section_properties): Move class defintion out of
7771 (Output_section_lookup_maps): New class.
7772 (Output_section::Input_section::is_merge_section): New method
7774 (Output_section::Input_section::relobj): Move defintion out of class
7775 defintion. Declare method only.
7776 (Output_section::Input_section::shndx): Ditto.
7777 (Output_section::Input_section::output_merge_base): New method defintion.
7778 (Output_section::Input_section::u2_.pomb): New union field.
7779 (Output_section::Merge_section_by_properties_map,
7780 Output_section::Output_section_data_by_input_section_map,
7781 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
7783 (Output_section::add_merge_input_section): Add new parameter
7784 KEEPS_INPUT_SECTIONS.
7785 (Output_section::build_lookup_maps): New method declaration.
7786 (Output_section::merge_section_map_,
7787 Output_section::merge_section_by_properties_map_,
7788 Output_section::relaxed_input_section_map_,
7789 Output_section::is_relaxed_input_section_map_valid_): Remove data
7791 (Output_section::lookup_maps_): New data member.
7793 2010-05-21 Doug Kwan <dougkwan@google.com>
7796 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
7797 avoid a compilation error.
7799 2010-05-19 Rafael Espindola <espindola@google.com>
7801 * script-sections.cc (Output_section_definition::allocate_to_segment):
7802 Update the phdrs_list even when the output section is NULL.
7803 * testsuite/Makefile.am: Add test.
7804 * testsuite/Makefile.in: Regenerate.
7805 * testsuite/script_test_9.cc: New.
7806 * testsuite/script_test_9.sh: New.
7807 * testsuite/script_test_9.t: New.
7809 2010-05-19 Doug Kwan <dougkwan@google.com>
7811 * arm.cc (Arm_input_section::original_size): New method.
7812 (Arm_input_section::do_addralign): Add a cast.
7813 (Arm_input_section::do_output_offset): Remove static cast.
7814 (Arm_input_section::original_addralign,
7815 Arm_input_section::original_size_): Change type to uint32_t.
7816 (Arm_input_section::init): Add safe casts for section alignment
7818 (Arm_input_section::set_final_data_size): Do not set address and
7819 offset of stub table.
7820 (Arm_output_section::fix_exidx_coverage): Change use of of
7821 Output_section::Simple_input_section to that of
7822 Output_section::Input_section.
7823 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
7824 except for the first pass.
7825 * output.cc (Output_section::get_input_sections): Change type of
7826 input_sections to std::list<Input_section>.
7827 (Output_section::add_script_input_section): Rename from
7828 Output_section::add_simple_input_section. Change type of SIS
7829 parameter from Simple_input_section to Input_section.
7830 * output.h (Output_section::Simple_input_section): Remove class.
7831 (Output_section::Input_section): Change class visibility to public.
7832 (Output_section::Input_section::addralign): Use stored alignments
7833 for special input sections if set.
7834 (Output_section::Input_section::set_addralign): New method.
7835 (Output_section::get_input_sections): Change parameter type from
7836 list of Simple_input_section to list of Input_section.
7837 (Output_section::add_script_input_section): Rename from
7838 Output_section::add_simple_input_section. Change first parameter's
7839 type from Simple_input_section to Input_section and remove the
7840 second and third parameters.
7841 * script-sections.cc (Input_section::Input_section_list): Change
7842 type to list of Output_section::Input_section/
7843 (Input_section_info::Input_section_info): Change parameter type of
7844 INPUT_SECTION to Output_section::Input_section.
7845 (Input_section_info::input_section): Change return type.
7846 (Input_section_info::input_section_): Change type to
7847 Output_section::Input_section.
7848 (Output_section_element_input::set_section_addresses): Adjust code
7849 to use Output_section::Input_section instead of
7850 Output_section::Simple_input_section. Adjust code for renaming
7851 of Output_section::add_simple_input_section.
7852 (Orphan_output_section::set_section_addresses): Ditto.
7854 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7856 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
7857 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
7859 2010-05-18 Rafael Espindola <espindola@google.com>
7861 * options.cc (General_options::finalize): Handle -nostdlib.
7862 * options.h (nostdlib): New option.
7863 * script.cc (script_add_search_dir): Handle -nostdlib.
7865 2010-05-12 Doug Kwan <dougkwan@google.com>
7867 * arm.cc (Target_arm::do_finalize_sections): Create an empty
7868 attributes section only if there no attributes section after merging.
7869 (Target_arm::merge_object_attributes): Move value of
7870 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
7871 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
7872 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
7873 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
7874 and arm_attr_merge_7.stdout.
7875 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
7876 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
7877 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
7878 arm_attr_merge_7b.o): New rules.
7879 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
7881 * testsuite/Makefile.in: Regenerate.
7882 * testsuite/arm_attr_merge.sh: New file.
7883 * testsuite/arm_attr_merge_[67][ab].s: Same.
7885 2010-05-05 Nick Clifton <nickc@redhat.com>
7887 * po/es.po: Updated Spanish translation.
7889 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7891 * Makefile.am (install-exec-local): Properly install gold as
7892 default cross linker.
7893 * Makefile.in: Regenerated.
7895 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7896 Nick Clifton <nickc@redhat.com>
7898 * configure.ac (install_as_default): Define and set to false
7899 unless --enable-gold or --enable-gold=both/gold has been
7901 * configure: Regenerate.
7903 * Makefile.am (install-exec-local): Install the executable as
7904 'ld.gold'. If install_as_default is true then also install it as
7906 * Makefile.in: Regenerated.
7908 2010-04-24 Ian Lance Taylor <iant@google.com>
7910 * layout.cc (Layout::layout_reloc): In relocatable link don't
7911 combine reloc sections for grouped sections.
7913 2010-04-23 Sriraman Tallam <tmsriram@google.com>
7915 * gc.h (gc_process_relocs): Pass information on relocs pointing to
7916 sections that are not ordinary to icf.
7917 * icf.cc (get_section_contents): Handle relocation pointing to section
7918 with no object or shndx information.
7919 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
7920 * testsuite/Makefile.in: Regenerate.
7921 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
7922 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
7924 2010-04-22 Ian Lance Taylor <iant@google.com>
7926 * expression.cc (Expression::Expression_eval_info): Add
7927 result_alignment_pointer field.
7928 (Expression::eval_with_dot): Add result_alignment_pointer
7929 parameter. Change all callers.
7930 (Expression::eval_maybe_dot): Likewise.
7931 (class Binary_expression): Add alignment_pointer parameter to
7932 left_value and right_value. Change all callers.
7933 (BINARY_EXPRESSION): Set result alignment.
7934 (class Trinary_expression): Add alignment_pointer parameter to
7935 arg2_value and arg3_value. Change all callers.
7936 (Trinary_cond::value): Set result alignment.
7937 (Max_expression::value, Min_expression::value): Likewise.
7938 (Align_expression::value): Likewise.
7939 * script-sections.cc (class Sections_element): Add dot_alignment
7940 parameter to set_section_addresses virtual function. Update
7942 (class Output_section_element): Likewise.
7943 (Script_sections::create_segments): Add dot_alignment parameter.
7945 (Script_sections::create_segments_from_phdrs_clause): Likewise.
7946 (Script_sections::set_phdrs_clause_addresses): Likewise.
7947 * script-sections.h: Update declarations.
7948 * script.h: Update declarations.
7949 * output.h (Output_segment::set_minimum_p_align): Don't decrease
7951 * testsuite/script_test_3.t: Set large alignment.
7952 * testsuite/script_test_3.sh: Make sure that at least one LOAD
7953 segment has expected alignment.
7955 2010-04-22 Nick Clifton <nickc@redhat.com>
7957 * po/gold.pot: Updated by the Translation project.
7958 * po/vi.po: Updated Vietnamese translation.
7960 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
7962 * testsuite/Makefile.am (check_PROGRAMS): Add
7963 icf_virtual_function_folding_test.
7964 * testsuite/Makefile.in: Regenerated.
7966 2010-04-15 Andrew Haley <aph@redhat.com>
7968 * options.h (merge_exidx_entries): New option.
7969 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
7970 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
7971 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
7972 (Target_arm::merge_exidx_entries): New function.
7973 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
7974 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
7975 to Arm_exidx_fixup constructor.
7976 Add new arg, merge_exidx_entries.
7977 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
7978 Arm_output_section::fix_exidx_coverage.
7980 2010-04-18 Sriraman Tallam <tmsriram@google.com>
7982 * icf.cc (get_section_contents): Check for preemptible functions.
7983 Ignore addend when appropriate.
7984 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
7986 (add_from_relobj): Check for section folded.
7987 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
7988 * symtab.h (should_add_dynsym_entry): Add new parameter.
7989 * target-reloc.h (scan_relocs): Check for section folded.
7990 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
7991 Check reloc types for function pointers in shared objects.
7992 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
7994 (icf_preemptible_functions_test): New test case.
7995 (icf_string_merge_test): New test case.
7996 * testsuite.Makefile.in: Regenerate.
7997 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
7998 bar_glob. Refactor code.
7999 * testsuite/icf_preemptible_functions_test.cc: New file.
8000 * testsuite/icf_preemptible_functions_test.sh: New file.
8001 * testsuite/icf_string_merge_test.cc: New file.
8002 * testsuite/icf_string_merge_test.sh: New file.
8003 * testsuite/icf_virtual_function_folding_test.cc: New file.
8004 * testsuite/icf_virtual_function_folding_test.sh: New file.
8006 2010-04-14 Doug Kwan <dougkwan@google.com>
8008 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
8009 for local symbol recounting if we remove a section due to ICF.
8010 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
8011 there are no regular objects in input.
8013 2010-04-13 Doug Kwan <dougkwan@google.com>
8015 * arm.cc (Arm_input_section::set_final_data_size): Compute
8016 accurate final data size instead of using current data size.
8018 2010-04-09 Doug Kwan <dougkwan@google.com>
8020 * layout.cc (Layout::choose_output_section): Handle script section
8022 (Layout::make_output_section_for_script): Add section type parameter.
8023 Handle script section types.
8024 * layout.h (Layout::make_output_section_for_script): Add section
8026 * output.cc (Output_section::Output_section): Initialize data member
8028 (Output_section::do_reset_address_and_file_offset): Do not set address
8029 to 0 if section is a NOLOAD section.
8030 * output.h (Output_section::is_noload): New method.
8031 (Output_section::set_is_noload): Ditto.
8032 (Output_section::is_noload_): New data member.
8033 * script-c.h (Script_section_type): New enum type.
8034 (struct Parser_output_section_header): Add new file section_type.
8035 * script-sections.cc (Sections_element::output_section_name): Add
8036 parameter for returning script section type.
8037 (Output_section_definition::output_section_name): Ditto.
8038 (Output_section_definition::section_type)P; New method.
8039 (Output_section_definiton::script_section_type_name): Ditto.
8040 (Output_section_definition::script_section_type_): New data member.
8041 (Output_section_definition::Output_section_definition): Initialize
8042 data member Output_section_definition::script_section_type_.
8043 (Output_section_definition::create_sections): Pass script section type
8044 to Layout::make_output_section_for_script.
8045 (Output_section_definition::output_section_name): Return script
8046 section type to caller.
8047 (Output_section_definition::set_section_address): Do not advance
8048 dot value and load address if section type is NOLOAD. Set address
8049 of NOLOAD sections regardless of section flags.
8050 (Output_section_definition::print): Print section type if it is
8051 not SCRIPT_SECTION_TYPE_NONE.
8052 (Output_section_definition::section_type): New method.
8053 (Output_section_definition::script_section_type_name): Ditto.
8054 (Script_sections::output_section_name): Add new parameter
8055 PSECTION_TYPE for returning script section type. Pass it to
8056 section elements. Handle discard sections.
8057 (Sort_output_sections::operator()): Handle NOLOAD sections.
8058 * script-sections.h (Script_sections::Section_type): New enum type.
8059 (Script_sections::output_section_name): Add a new parameter for
8060 returning script section type.
8061 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
8063 * yyscript.y (union): Add new field SECTION_TYPE.
8064 (COPY, DSECT, INFO, NOLOAD): New tokens.
8065 (opt_address_and_section_type): Change type to output_section_header.
8066 (section_type): New non-terminal
8067 (section_header): Handle section type.
8068 (opt_address_and_section_type): Return section type value.
8070 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
8072 * testsuite/plugin_common_test_1.c (foo): Add prototype.
8073 * testsuite/plugin_common_test_2.c (foo): Likewise.
8075 2010-04-08 Doug Kwan <dougkwan@google.com>
8077 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
8079 * output.cc (Output_section::add_merge_input_section): Simplify
8080 code and return status of Output_merge_base::add_input_section.
8081 Update merge section map only if Output_merge_base::add_input_section
8084 2010-04-07 Doug Kwan <dougkwan@google.com>
8086 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
8087 if section is marked as containing instructions but has no mapping
8089 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
8090 correct section index.
8091 (Arm_relobj::find_linked_text_section): Ditto.
8093 2010-04-07 Cary Coutant <ccoutant@google.com>
8095 * archive.cc (include_member): Destroy Read_symbols_data object before
8097 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
8098 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
8099 (Read_symbols_data::~Read_symbols_data) New destructor.
8100 (Section_relocs::Section_relocs) New constructor.
8101 (Section_relocs::~Section_relocs) New destructor.
8102 (Read_relocs_data::Read_relocs_data) New constructor.
8103 (Read_relocs_data::~Read_relocs_data) New destructor.
8104 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
8105 pointers to NULL after deleting.
8107 2010-04-07 Doug Kwan <dougkwan@google.com>
8109 * arm.cc: Replace "endianity" with "endianness" in comments.
8110 (Arm_exidx_cantunwind): Ditto.
8111 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
8112 (Arm_relobj::merge_flags_and_attributes): New method.
8113 (Arm_relobj::merge_flags_and_attributes_): New data member.
8114 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
8115 (Arm_relobj::scan_sections_for_stubs): Ditto.
8116 (Arm_relobj::do_read_symbols): Check to see if we really want to
8117 merge processor-specific flags and attributes. Exit early if
8118 an object is empty except for section names and the undefined symbol.
8119 (Target_arm::do_finalize_sections): Move check for ELF format to
8120 Arm_relobj::do_read_symbols. Merge processor specific flags and
8121 attributes from a regular object only when we have determined that
8122 it is aapropriate. Do not create an .ARM.attributes section in
8123 output if there is no regular input object.
8124 (Target_arm::merge_processor_specific_flags): Check
8125 --warn-mismatch before printing any error.
8126 (Target_arm::merge_object_attributes): Ditto.
8127 * gold.cc (queue_middle_tasks): Handle the case in which there is
8128 no regular object in input.
8129 * options.cc (General_options::parse_EB): New method.
8130 (General_options::parse_EL): Same.
8131 (General_options::General_options): Initialize endianness_.
8132 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
8134 (General_options::Endianness): New enum.
8135 (General_options::endianness): New method.
8136 (General_options::endianness_): New data member.
8137 * parameters.cc (Parameters::set_options): Check target endianness.
8138 (Parameters::set_target_once): Ditto.
8139 (Parameters::check_target_endianness): New method.
8140 (parameters_force_valid_target): If either -EL or -EB is specified,
8141 use it to define endianness of default target.
8142 * parameters.h (Parameters::check_target_endianness): New method
8144 * target.h (class Target): Change "endianity" to "endianness"
8147 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8149 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
8150 * configure: Regenerate.
8151 * Makefile.in: Regenerate.
8152 * testsuite/Makefile.in: Regenerate.
8154 2010-04-06 Cary Coutant <ccoutant@google.com>
8157 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
8158 prevailing definitions of common symbols.
8159 * testsuite/plugin_test_6.sh: New test case.
8160 * testsuite/plugin_common_test_1.c: New test case.
8161 * testsuite/plugin_common_test_2.c: New test case.
8162 * testsuite/Makefile.am (plugin_test_6): New test case.
8163 * testsuite/Makefile.in: Regenerate.
8165 2010-04-06 Nick Clifton <nickc@redhat.com>
8167 * po/vi.po: New Vietnamese translation.
8169 2010-03-30 Doug Kwan <dougkwan@google.com>
8171 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
8173 2010-03-25 Doug Kwan <dougkwan@google.com>
8175 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
8176 to avoid a conversion warning on a 32-bit host.
8178 2010-03-24 Ian Lance Taylor <iant@google.com>
8180 * testsuite/script_test_3.t: Add a TLS segment.
8181 * testsuite/Makefile.am (check_PROGRAMS): Add
8182 tls_phdrs_script_test.
8183 (tls_phdrs_script_test_SOURCES): Define.
8184 (tls_phdrs_script_test_DEPENDENCIES): Define.
8185 (tls_phdrs_script_test_LDFLAGS): Define.
8186 (tls_phdrs_script_test_LDADD): Define.
8187 * testsuite/Makefile.in: Rebuild.
8189 2010-03-23 Cary Coutant <ccoutant@google.com>
8191 * fileread.cc (find_or_make_view): Fix comment.
8193 2010-03-23 Ian Lance Taylor <iant@google.com>
8195 * script-sections.cc (class Orphan_section_placement): Define
8196 PLACE_TLS and PLACE_TLS_BSS.
8197 (Orphan_section_placement::Orphan_section_placement): Initialize
8199 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
8200 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
8201 (tls_script_test_SOURCES): Define.
8202 (tls_script_test_DEPENDENCIES): Define.
8203 (tls_script_test_LDFLAGS): Define.
8204 (tls_script_test_LDADD): Define.
8205 * testsuite/Makefile.in: Rebuild.
8207 2010-03-22 Doug Kwan <dougkwan@google.com>
8209 * arm.cc (Arm_relocate_functions::abs8,
8210 Arm_relocate_functions::abs16): Use correct check for overflow
8211 specified in the ARM ELF specs.
8212 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
8213 target of a BLX instruction specially.
8214 (Reloc_stub::stub_type_for_reloc): Ditto.
8215 (Relocate::relocate): Use symbolic names instead of numeric relocation
8216 codes to report error.
8217 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
8219 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
8220 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
8221 thumb2_blx_out_of_range.stdout
8222 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
8223 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
8224 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
8225 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
8226 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
8227 thumb2_blx_in_range, thumb2_blx_in_range.o,
8228 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
8229 thumb2_blx_out_of_range.o): New rules.
8230 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
8231 thumb2_blx_in_range and thumb2_blx_out_of_range.
8232 * testsuite/Makefile.in: Regenerate.
8233 * arm_branch_in_range.sh: Add tests for THUMB BLX.
8234 * testsuite/thumb_blx_in_range.s: New file.
8235 * testsuite/thumb_blx_out_of_range.s: New file.
8237 2010-03-22 Rafael Espindola <espindola@google.com>
8239 * archive.cc (Should_include): Move to archive.h.
8240 (should_include_member): Make it a member of Archive.
8242 (Add_lib_group_symbols): New.
8243 * archive.h: Include options.h.
8244 (Archive_member): Moved from Archive.
8245 (Should_include): Moved from archive.cc.
8247 (Add_lib_group_symbols): New.
8248 * dynobj.cc (do_should_include_member): New.
8249 * dynobj.h (do_should_include_member): New.
8250 * gold.cc (queue_initial_tasks): Update call to queue.
8251 * main.cc (main): Print lib group stats.
8252 * object.cc (do_should_include_member): New.
8253 * object.h: Include archive.h.
8254 (Object::should_include_member): New.
8255 (Object::do_should_include_member): New.
8256 (Sized_relobj::do_should_include_member): New.
8257 * options.cc (General_options::parse_start_lib): New.
8258 (General_options::parse_end_lib): New.
8259 (Input_arguments::add_file): Handle lib groups.
8260 (Input_arguments::start_group): Check we are not in a lib.
8261 (Input_arguments::start_lib): New.
8262 (Input_arguments::end_lib): New.
8263 * options.h (General_options): Add start_lib and end_lib.
8264 (Input_argument::lib_): New.
8265 (Input_argument::lib): New.
8266 (Input_argument::is_lib): New.
8267 (Input_file_lib): New.
8268 (Input_arguments::in_lib_): New.
8269 (Input_arguments::in_lib): New.
8270 (Input_arguments::start_lib): New.
8271 (Input_arguments::end_lib_): New.
8272 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
8273 in unused members as preempted.
8274 (Sized_pluginobj::do_should_include_member): New.
8275 * plugin.h (Sized_pluginobj::do_should_include_member): New.
8276 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
8278 (Read_symbols::do_whole_lib_group): New.
8279 (Read_symbols::do_lib_group): New.
8280 (Read_symbols::do_read_symbols): Handle lib groups.
8281 (Read_symbols::get_name): Handle lib groups.
8282 * readsyms.h (Read_symbols): Add an archive member pointer.
8283 (Read_symbols::do_whole_lib_group): New.
8284 (Read_symbols::do_lib_group): New.
8285 (Read_symbols::member_): New.
8286 * script.cc (read_input_script): Update call to queue_soon.
8288 2010-03-19 Doug Kwan <dougkwan@google.com>
8290 * arm.cc (Stub_table::Stub_table): Initialize new data members
8291 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8292 (Stub_table::add_reloc_stub): Assign stub offset and update
8293 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8294 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
8296 (Stub_table::update_data_size_and_addralign): Use
8297 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
8298 instead of going over all reloc stubs.
8299 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
8300 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8301 Stringpool_template::offset_ to size of Stringpool_char.
8302 (Stringpool_template::new_key_offset): Remove code to initialize
8303 Stringpool_template::offset_.
8304 * stringpool.h (Stringpool_template::set_no_zero_null): Set
8305 Stringpool_template::offset_ to zero.
8307 2010-03-15 Doug Kwan <dougkwan@google.com>
8309 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8311 (Stringpool_template::new_key_offset): New method.
8312 (Stringpool_template::add_string): Assign offsets when adding new
8314 (Stringpool_template::set_string_offsets): Do not set string offsets
8315 when not optimizing.
8316 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
8318 (Chunked_vector::clear): Clear size_.
8319 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
8320 (Chunked_vector::size): Return size_.
8321 (Chunked_vector::push_back): Use size_ to find insert position.
8322 (Chunked_vector::size_): New data member.
8323 (Stringpool_template::set_no_zero_null): Assert string set is empty.
8324 (Stringpool_template::new_key_offset): New method declaration.
8325 (Stringpool_template::offset_): New data member.
8327 2010-03-15 Rafael Espindola <espindola@google.com>
8329 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
8330 Add_symbols' constructor.
8331 * readsyms.h (Add_symbols): Remove the input_group member.
8333 2010-03-10 Ian Lance Taylor <iant@google.com>
8335 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
8336 target to ask whether a reference to a symbol requires a stack
8338 * target.h (Target::is_call_to_non_split): New function.
8339 (Target::do_is_call_to_non_split): Declare virtual function.
8340 * target.cc: Include "symtab.h".
8341 (Target::do_is_call_to_non_split): New function.
8342 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
8344 2010-03-10 Cary Coutant <ccoutant@google.com>
8346 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
8347 (File_read::open[1]): Remove initial mapping of whole_file_view_.
8348 (File_read::open[2]): Add whole_file_view_ to list of views.
8349 (File_read::make_view): Remove test of whole_file_view_.
8350 (File_read::find_or_make_view): Create whole_file_view_ if
8352 (File_read::clear_views): Replace bool parameter with enum;
8353 adjust all callers. Don't delete views with permanent data;
8354 do delete cached views and views from archives if
8355 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
8356 if clearing the corresponding view.
8357 * fileread.h (File_read::Clear_views_mode): New enum.
8358 (File_read::View::is_permanent_view): New method.
8359 (File_read::clear_views): Replace bool parameter
8360 with enum; adjust all callers.
8361 * options.h (General_options): Change keep_files_mapped option;
8362 add map_whole_files.
8363 * readsyms.cc (Add_symbols::run): Delete sd_ object before
8365 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
8368 2010-03-10 David S. Miller <davem@davemloft.net>
8370 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
8372 2010-03-09 Sriraman Tallam <tmsriram@google.com>
8374 * icf.cc (get_section_contents): Add '@' marker after processing the
8377 2010-03-08 Doug Kwan <dougkwan@google.com>
8379 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
8380 due to a conversion warning.
8381 (Arm_relobj::update_output_local_symbol_count): Check for local
8382 symbol with unset output index.
8384 2010-03-05 Ian Lance Taylor <iant@google.com>
8386 * options.h (class General_options): Add --spare-dynamic-tags.
8387 * output.cc (Output_data_dynamic::set_final_data_size): Implement
8388 --spare-dynamic-tags.
8390 2010-03-05 Ian Lance Taylor <iant@google.com>
8392 * incremental.cc: Include "libiberty.h".
8394 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8396 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
8397 function, is_info_ member.
8398 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
8399 (Versions::Versions): Update caller.
8400 (Versions::define_base_version): Likewise.
8401 (Versions::add_def): Likewise.
8403 2010-03-03 Sriraman Tallam <tmsriram@google.com>
8405 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
8406 (Scan::possible_function_pointer_reloc): New function.
8407 (Scan::local_reloc_may_be_function_pointer): Change to call
8408 possible_function_pointer_reloc.
8409 (Scan::global_reloc_may_be_function_pointer): Ditto.
8410 * icf.h (Icf::check_section_for_function_pointers): Change to reject
8411 relocations in ".data.rel.ro._ZTV" section.
8412 * testsuite/icf_safe_so_test.sh: Change to pass i386.
8413 * testsuite/icf_safe_so_test.cc: Ditto.
8414 * testsuite/icf_safe_test.cc: Ditto.
8415 * testsuite/icf_safe_test.sh: Ditto.
8417 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8418 Ian Lance Taylor <iant@google.com>
8420 * target-reloc.h (relocate_section): Check the symbol table index
8421 for -1U before setting the local symbol index.
8422 (scan_relocatable_relocs): If copying the relocation, record that
8423 the local symbol is required.
8424 * object.h (Symbol_value::is_output_symtab_index_set): New
8426 (Symbol_value::may_be_discarded_from_output_symtab): New
8428 (Symbol_value::has_output_symtab_entry): New function.
8429 (Symbol_value::needs_output_symtab_entry): Remove.
8430 (Symbol_value::output_symtab_index): Make sure the symbol index is
8432 (Symbol_value::set_output_symtab_index): Make sure the symbol
8433 index is not set. Make sure the new index is valid.
8434 (Symbol_value::set_must_have_output_symtab_entry): New function.
8435 (Symbol_value::has_output_dynsym_entry): New function.
8436 (Symbol_value::set_output_dynsym_index): Make sure the new index
8438 (Sized_relobj::set_must_have_output_symtab_entry): New function.
8439 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
8440 local symbol if permitted.
8441 (Sized_relobj::do_finalize_local_symbols): Call
8442 is_output_symtab_index_set rather than needs_output_symtab_entry.
8443 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
8444 rather than needs_output_symtab_entry. Call
8445 has_output_dynsym_entry rather than needs_output_dynsym_entry.
8446 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
8447 is_output_symtab_index_set rather than needs_output_symtab_entry.
8448 * testsuite/discard_locals_relocatable_test.c: New file.
8449 * testsuite/discard_locals_test.sh: Test -r.
8450 * testsuite/Makefile.am (check_DATA): Add
8451 discard_locals_relocatable_test1.syms,
8452 discard_local_relocatable_test2.syms.
8453 (MOSTLYCLEANFILES): Likewise. Also add
8454 discard_locals_relocatable_test1.lout and
8455 discard_locals_relocatable_test2.out.
8456 (discard_locals_relocatable_test1.syms): New target.
8457 (discard_locals_relocatable_test.o): New target.
8458 (discard_locals_relocatable_test1.out): New target.
8459 (discard_locals_relocatable_test2.syms): New target.
8460 (discard_locals_relocatable_test2.out): New target.
8461 (various): Add missing ../ld-new dependencies.
8462 * testsuite/Makefile.in: Rebuild.
8464 2010-03-03 Nick Clifton <nickc@redhat.com>
8466 * po/fi.po: New Finnish translation.
8468 2010-03-01 Doug Kwan <dougkwan@google.com>
8470 * layout.cc (Layout::Layout): Force section types of .init_array*,
8471 .preinit_array* and .fini_array* sections.
8472 * output.cc (Output_section::Input_section_sort_entry::has_priority):
8473 Fix check of return value of std::string::find.().
8474 (Output_section::Input_section_sort_compare::operator()): Remove
8475 comment about .init_array.
8476 (Output_section::Input_section_sort_init_fini_compare::operator()):
8478 (Output_section::sort_attached_input_sections): Handle .init_array
8479 and .fini_array specially.
8480 * output.h (Output_section::Inut_section_sort_compare): Update
8482 (Output_section::Input_section_sort_init_fini_compare): New struct.
8484 2010-02-26 Doug Kwan <dougkwan@google.com>
8486 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
8487 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
8488 * testsuite/debug_msg.sh: Avoid matching source line number for
8489 use of global variable undef_int.
8491 2010-02-26 Doug Kwan <dougkwan@google.com>
8493 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
8494 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
8495 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
8496 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
8497 * options.cc (General_options::General_options): Initialize member
8499 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
8500 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
8501 and rm_no_fix_v4bx.stdout
8502 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
8503 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
8504 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
8505 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
8506 and arm_no_fix_v4bx.
8507 * Makefile.in: Regenerate.
8508 * testsuite/arm_fix_v4bx.s: New file.
8509 * testsuite/arm_fix_v4bx.sh: Ditto.
8511 2010-02-24 Doug Kwan <dougkwan@google.com>
8513 * arm.cc (Target_arm::got_section): Make the .got section the first
8514 non RELRO section in the data segment.
8515 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
8516 suffixes of section names.
8518 2010-02-24 Doug Kwan <dougkwan@google.com>
8520 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
8521 flags and attributes merging if an input file is a binary file.
8522 * fileread.cc (Input_file::open): Record format of original file.
8523 * fileread.h (Input_file::Format): New enum type.
8524 (Input_file::Input_file): Initialize data member format_.
8525 (Input_file::format): New method definition.
8526 (Input_file::format_):: New data member.
8528 2010-02-24 Doug Kwan <dougkwan@google.com>
8530 * arm.cc (Arm_output_data_got): New class.
8531 (ARM_TCB_SIZE): New constant
8532 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
8533 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
8534 If user uses a script with a SECTIONS clause, issue only a warning
8535 for a misplaced EXIDX input section. Otherwise, issue an error.
8536 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
8538 (Target_arm::got_mode_index_entry): Handle static linking.
8539 (Target_arm::Scan::local): Ditto.
8540 (Target_arm::Scan::global): Ditto.
8541 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
8542 all incorrectly implemented relocations.
8543 (Target_arm::fix_exidx_coverage): Pass layout to
8544 Arm_output_section::fix_exidx_coverage.
8545 * layout.cc (Layout::section_name_mapping): Remove trailing dots
8546 from ".ARM.exidx." and ".ARM.extab.".
8548 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8550 * arm.cc (Target_arm::do_finalize_sections): Create attribute
8551 section if it does not already exist.
8552 * attributes.cc (Attributes_section_data::Attributes_section_data):
8553 Don't crash if size is zero.
8555 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8556 Ian Lance Taylor <iant@google.com>
8558 * gold.cc (queue_middle_tasks): If no input files were opened,
8560 * workqueue.h (Task_function::Task_function): Assert that there is
8563 2010-02-22 Doug Kwan <dougkwan@google.com>
8565 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
8566 * icf.cc (get_section_contents): Cast snprintf arguments to long long
8567 types to avoid warnings due to different uint64_t implementations
8570 2010-02-21 Doug Kwan <dougkwan@google.com>
8572 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
8573 handling of the maximum backward branch offset.
8574 (Arm_relocate_functions::thumb_branch_common): Ditto.
8575 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
8576 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
8577 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
8578 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
8579 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
8580 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
8581 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
8582 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
8583 thumb_bl_out_of_range thumb_bl_out_of_range.o,
8584 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
8585 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
8586 thumb2_bl_out_of_range.o): New rules.
8587 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
8588 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
8589 thumb2_bl_out_of_range
8590 * testsuite/Makefile.in: Regenerate.
8591 * testsuite/arm_bl_in_range.s: New file.
8592 * testsuite/arm_bl_out_of_range.s: Ditto.
8593 * testsuite/arm_branch_in_range.sh: Ditto.
8594 * testsuite/arm_branch_range.t: Ditto.
8595 * testsuite/thumb2_branch_range.t: Ditto.
8596 * testsuite/thumb_bl_in_range.s: Ditto.
8597 * testsuite/thumb_bl_out_of_range.s: Ditto.
8598 * testsuite/thumb_branch_range.t: Ditto.
8600 2010-02-20 Sriraman Tallam <tmsriram@google.com>
8602 * gc.h (gc_process_relocs): Change vectors to point to the new list.
8603 Add reloc offset information.
8604 * icf.cc (get_section_contents): Change iterators to point to the new
8605 vectors. Add reloc offset information to the contents.
8606 * icf.h (Icf::Sections_reachable_info): New typedef.
8607 (Icf::Sections_reachable_list): New typedef.
8608 (Icf::Offset_info): New typedef.
8609 (Icf::Reloc_info): New struct typedef.
8610 (Icf::Reloc_info_list): New typedef.
8611 (Icf::symbol_reloc_list): Delete method.
8612 (Icf::addend_reloc_list): Delete method.
8613 (Icf::section_reloc_list): Delete method.
8614 (Icf::reloc_info_list): New method.
8615 (Icf::reloc_info_list_): New member.
8617 2010-02-19 Doug Kwan <dougkwan@google.com>
8619 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
8620 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
8621 * arm.cc (Arm_relocation_functions): New forward declaration.
8622 (Target_arm::Target_arm): Initialize new data members
8623 got_mod_index_offset_ and tls_base_symbol_defined_.
8624 (Target_arm::Relocate::relocate_tls): New method.
8625 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
8626 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
8628 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
8629 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
8630 (Target_arm::got_mod_index_offset_,
8631 Target_arm::tls_base_symbol_defined_): New data members.
8632 (Target_arm::Scan::local, Target::Scan::global,
8633 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
8636 2010-02-18 Doug Kwan <dougkwan@google.com>
8638 * arm.cc (Arm_relobj::find_linked_text_section): New method.
8639 (Arm_relobj::make_exidx_input_section): Pass section index of linked
8640 text section as a parameter becuase some broken tools may not set
8641 the link in section header.
8642 (Target_arm::has_got_section): New method.
8643 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
8644 without any mapping symbol as data only. Remove warning.
8645 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
8646 link in its section header, try to discover the link by inspecting the
8647 REL31 relocation at the beginning of the section.
8648 (Target_arm::Scan::check_non_pic): Report name of offending relocation
8650 (Target_arm::Scan::global): Treat any reference to the symbol
8651 _GLOBAL_OFFSET_TABLE_ as a GOT access.
8653 2010-02-12 Sriraman Tallam <tmsriram@google.com>
8655 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
8656 (Scan::global_reloc_may_be_function_pointer): New function.
8657 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8658 (Scan::global_reloc_may_be_function_pointer): New function.
8659 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8660 (Scan::global_reloc_may_be_function_pointer): New function.
8661 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
8662 (Scan::global_reloc_may_be_function_pointer): New function.
8663 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
8664 (Scan::global_reloc_may_be_function_pointer): New function.
8665 (Scan::possible_function_pointer_reloc): New function.
8666 (Target_x86_64::can_check_for_function_pointers): New function.
8667 * gc.h (gc_process_relocs): Scan relocation types to determine if
8668 function pointers were taken for targets that support it.
8669 * icf.cc (Icf::find_identical_sections): Include functions for
8670 folding in safe ICF whose pointer is not taken.
8671 * icf.h (Secn_fptr_taken_set): New typedef.
8672 (fptr_section_id_): New member.
8673 (section_has_function_pointers): New function.
8674 (set_section_has_function_pointers): New function.
8675 (check_section_for_function_pointers): New function.
8676 * options.h: Fix comment for safe ICF option.
8677 * target.h (can_check_for_function_pointers): New function.
8678 * testsuite/Makefile.am: Add icf_safe_so_test test case.
8679 Modify icf_safe_test for X86-64.
8680 * testsuite/Makefile.in: Regenerate.
8681 * testsuite/icf_safe_so_test.cc: New file.
8682 * testsuite/icf_safe_so_test.sh: New file.
8683 * testsuite/icf_safe_test.cc (kept_func_3): New function.
8684 (main): Change to take pointer to function kept_func_3.
8685 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
8686 folding is done correctly for X86-64.
8688 2010-02-12 David S. Miller <davem@davemloft.net>
8690 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
8691 is_symbolless parameter.
8692 (Output_reloc<SHT_REL>::is_symbolless): New.
8693 (Output_reloc<SHT_REL>::is_symbolless_): New.
8694 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
8695 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
8696 (Output_reloc<SHT_RELA>::is_symbolless): New.
8697 (Output_data_reloc::add_global): Handle is_symbolless.
8698 (Output_data_reloc::add_global_relative): Likewise.
8699 (Output_data_reloc::add_local): Likewise.
8700 (Output_data_reloc::add_local_relative): Likewise.
8701 (Output_data_reloc::add_symbolless_global_addend): New.
8702 (Output_data_reloc::add_symbolless_local_addend): New.
8703 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
8705 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
8706 instead of ->is_relative_
8707 (Output_reloc::write): Likewise.
8708 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
8709 (Output_reloc::write_rel): Simplify.
8711 * sparc.cc (Target_sparc::Scan::local): Use
8712 ->add_symbolless_local_addend as needed.
8713 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
8714 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
8715 based upon relocation offset.
8717 2010-02-11 Doug Kwan <dougkwan@google.com>
8719 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
8720 (Target_arm::Scan::global): Ditto. Also remove a comment before the
8721 beginning of function.
8722 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
8723 and MOVT_ABS relocations. Those are non issued in scanning. Fix
8724 parameter is_32bit in calls to should_apply_static_reloc.
8725 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
8726 (check_DATA): Add arm_abs_global.stdout.
8727 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
8728 arm_abs_global.stdout): New rules.
8729 (MOSTLLYCLEANFILES): Add arm_abs_global
8730 * Makefile.in: Regenerate.
8731 * testsuite/arm_abs_global.s: New file.
8732 * testsuite/arm_abs_global.sh: Ditto.
8733 * testsuite/arm_abs_lib.s: Ditto.
8735 2010-02-11 Ian Lance Taylor <iant@google.com>
8737 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
8739 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
8740 Allocate_commons_task first.
8741 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
8742 task, rather than symtab_lock_.
8743 (Gc_process_relocs::~Gc_process_relocs): New function.
8744 (Gc_process_relocs::is_runnable): Check this_blocker_.
8745 (Gc_process_relocs::locks): Use next_blocker_ rather than
8747 (Scan_relocs::~Scan_relocs): New function.
8748 (Scan_relocs::is_runnable): Check this_blocker_ rather than
8750 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
8752 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
8753 fields. Add this_blocker_ and next_blocker_ fields. Adjust
8754 constructor accordingly.
8755 (class Gc_process_relocs): Likewise.
8756 (class Scan_relocs): Likewise.
8757 * common.h (class Allocate_commons_task): Remove symtab_lock_
8758 field, and corresponding constructor parameter.
8759 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
8761 (Allocate_commons_task::locks): Likewise.
8763 2010-02-11 Ian Lance Taylor <iant@google.com>
8765 * gold-threads.h (class Once): Define.
8766 (class Initialize_lock): Rewrite as child of Once.
8767 * gold-threads.cc (class Once_initialize): Define.
8768 (once_pointer_control): New static variable.
8769 (once_pointer, once_arg): New static variables.
8770 (c_run_once): New static function.
8771 (Once::Once, Once::run_once, Once::internal_run): New functions.
8772 (class Initialize_lock_once): Remove.
8773 (initialize_lock_control): Remove.
8774 (initialize_lock_pointer): Remove.
8775 (initialize_lock_once): Remove.
8776 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
8777 (Initialize_lock::initialize): Rewrite.
8778 (Initialize_lock::do_run_once): New function.
8779 * archive.cc (Archive::interpret_header): Only clear name if it is
8781 * fileread.cc: Include "gold-threads.h"
8782 (file_counts_lock): New static variable.
8783 (file_counts_initialize_lock): Likewise.
8784 (File_read::release): Only increment counts when using --stats.
8785 Use a lock around the increment.
8786 * parameters.cc (class Set_parameters_target_once): Define.
8787 (set_parameters_target_once): New static variable.
8788 (Parameters::Parameters): Move here from parameters.h.
8789 (Parameters::set_target): Rewrite.
8790 (Parameters::set_target_once): New function.
8791 (Parameters::clear_target): Move here and rewrite.
8792 * parameters.h (class Parameters): Update declarations. Add
8793 set_parameters_target_once_ field.
8794 (Parameters::Parameters): Move to parameters.cc.
8795 (Parameters::clear_target): Likewise.
8796 * readsyms.cc (Read_symbols::do_group): Create a Start_group
8798 (Start_group::~Start_group): New function.
8799 (Start_group::is_runnable): New function.
8800 (Start_group::locks, Start_group::run): New functions.
8801 (Finish_group::run): Change saw_undefined to size_t.
8802 * readsyms.h (class Start_group): Define.
8803 (class Finish_group): Change saw_undefined_ field to size_t.
8804 (Finish_group::Finish_group): Remove saw_undefined and
8805 this_blocker parameters. Change all callers.
8806 (Finish_group::set_saw_undefined): New function.
8807 (Finish_group::set_blocker): New function.
8808 * symtab.h (class Symbol_table): Change saw_undefined to return
8809 size_t. Change saw_undefined_ field to size_t.
8810 * target-select.cc (Set_target_once::do_run_once): New function.
8811 (Target_selector::Target_selector): Initialize set_target_once_
8812 field. Don't initialize lock_ and initialize_lock_ fields.
8813 (Target_selector::instantiate_target): Rewrite.
8814 (Target_selector::set_target): New function.
8815 * target-select.h (class Set_target_once): Define.
8816 (class Target_selector): Update declarations. Make
8817 Set_target_once a friend. Remove lock_ and initialize_lock_
8818 fields. Add set_target_once_ field.
8820 2010-02-10 Ian Lance Taylor <iant@google.com>
8822 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
8824 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
8825 (queue_middle_tasks): Add all blockers before queueing any tasks.
8826 (queue_final_tasks): Likewise.
8827 * token.h (Task_token::add_blockers): New function.
8828 * object.h (Input_objects::number_of_relobjs): New function.
8830 2010-02-10 Ian Lance Taylor <iant@google.com>
8832 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
8833 shared, not if not position independent.
8834 * x86_64.cc (Relocate::relocate_tls): Likewise.
8835 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
8836 (tls_pie_pic_test): New target.
8837 * testsuite/Makefile.in: Rebuild.
8839 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
8840 (tls_test_main_pie.o, tls_test_pie.o): New targets.
8841 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
8842 * testsuite/Makefile.in: Rebuild.
8844 2010-02-09 David S. Miller <davem@davemloft.net>
8846 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
8847 R_SPARC_RELATIVE using ->add_local_relative().
8848 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
8850 * output.h (Output_data_dynamic::add_section_size): New method
8851 that takes two Output_data objects.
8852 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
8853 entry param. Handle it in initializers.
8854 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
8855 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
8856 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
8858 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
8859 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
8860 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
8861 for dynrel_includes_plt.
8862 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8863 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8864 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
8866 (Target_sparc::do_finalize_sections): Update to pass true for
8867 dynrel_includes_plt.
8868 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
8869 output before .rela.plt
8870 (Target_powerpc::do_finalize_sections): Update to pass true for
8871 dynrel_includes_plt when 32-bit.
8873 2010-02-08 Doug Kwan <dougkwan@google.com>
8875 * arm.cc (Arm_relobj::simple_input_section_output_address): New
8877 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
8878 Arm_relobj::scan_section_for_cortex_a8_stubs,
8879 Arm_relobj::do_relocation_section): Instead of calling
8880 Output_section::output_address, use faster
8881 Arm_relobj::simple_input_section_output_address.
8883 2010-02-08 David S. Miller <davem@davemloft.net>
8885 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
8886 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
8887 relocation helper function.
8889 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
8890 just like R_SPARC_GOT{10,13,22}.
8891 (Target_sparc::Scan::local): Likewise.
8892 (Target_sparc::Relocate:relocate): Likewise.
8894 2010-02-06 Ian Lance Taylor <iant@google.com>
8896 * configure.ac: Rewrite targetobjs duplicate removal code to use
8897 only shell constructs.
8898 * configure: Rebuild.
8900 2010-02-05 Doug Kwan <dougkwan@google.com>
8903 * arm.cc (Arm_relobj::section_is_scannable): New method.
8904 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
8905 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
8907 2010-02-04 Doug Kwan <dougkwan@google.com>
8910 * arm-reloc-property.cc (cstdio): Include.
8911 * configure.ac (targetobjs): Remove duplicates.
8912 * configure: Regenerate.
8913 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
8914 big and little endian version for a given address size.
8916 2010-02-03 Doug Kwan <dougkwan@google.com>
8918 * arm-reloc-property.cc
8919 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8921 * arm-reloc-property.h
8922 (Arm_reloc_property_table::get_implemented_static_reloc_property):
8923 New method definition.
8924 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8926 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
8928 (GOT_PREL): Change implemented to Y.
8929 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
8930 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
8931 (Arm_relocate_functions::movw_abs_nc): Remove method.
8932 (Arm_relocate_functions::movt_abs): Ditto.
8933 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
8934 (Arm_relocate_functions::thm_movt_abs): Ditto.
8935 (Arm_relocate_functions::movw_rel_nc): Ditto.
8936 (Arm_relocate_functions::movw_rel): Ditto.
8937 (Arm_relocate_functions::movt_rel): Ditto.
8938 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
8939 (Arm_relocate_functions:thm_movw_rel): Ditto.
8940 (Arm_relocate_functions:thm_movt_rel): Ditto.
8941 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
8942 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
8943 New method definitions.
8944 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
8945 (Arm_relocation_functions::arm_grp_ldr): Ditto.
8946 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
8947 (Arm_relocation_functions::arm_grp_ldc): Ditto.
8948 (Target_arm::Relocate::relocate): Check for non-static or
8949 unimplemented relocation code and exit early. Change calls to
8950 Target_arm::reloc_uses_thumb_bit and
8951 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
8952 instead. Refactor code to handle similar relocations to increase
8953 code sharing. Remove check for unsupported relocation code in switch
8955 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
8956 relocation property table to find out size. Change error message to
8957 print out the name of a relocation code instead of the numeric value.
8958 (Target_arm::scan_reloc_for_stub): Use relocation property table
8959 instead of calling Target_arm::reloc_uses_thumb_bit().
8961 2010-02-02 Doug Kwan <dougkwan@google.com>
8963 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
8964 types of relaxed input section.
8966 2010-02-02 Doug Kwan <dougkwan@google.com>
8968 * Makefile.am (HFILES): Add arm-reloc-property.h.
8970 (TARGETSOURCES): Add arm-reloc-property.cc
8971 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
8972 (libgold_a_SOURCES): $(DEFFILES)
8973 * Makefile.in: Regenerate.
8974 * arm-reloc-property.cc: New file.
8975 * arm-reloc-property.h: New file.
8976 * arm-reloc.def: New file.
8977 * arm.cc: Update comments.
8978 (arm-reloc-property.h): New included header.
8979 (arm_reloc_property_table): New global variable.
8980 (Target_arm::do_select_as_default_target): New method definition.
8981 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
8982 arm-reloc-property to targ_extra_obj.
8983 * parameters.cc (set_parameters_target): Call
8984 Target::select_as_default_target().
8985 * target.h (Target::select_as_default_target): New method definition.
8986 (Target::do_select_as_default_target): Same.
8988 2010-02-01 Doug Kwan <dougkwan@google.com>
8990 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
8991 first_output_text_section_.
8992 (Arm_exidx_fixup::first_output_text_section): New method definition.
8993 (Arm_exidx_fixup::first_output_text_section_): New data member.
8994 (Arm_exidx_fixup::process_exidx_section): Record the first text
8995 output section seen.
8996 (Arm_output_section::fix_exidx_coverage): Set correct linked section
8997 and entsize in output section header.
8999 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9001 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
9002 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
9003 (Arm_relocate_functions::thm_alu11): New Method.
9004 (Arm_relocate_functions::thm_pc8): New Method.
9005 (Arm_relocate_functions::thm_pc12): New Method.
9006 (Target_arm::Scan::local): Handle the relocations.
9007 (Target_arm::Scan::global): Likewise.
9008 (Target_arm::Relocate::relocate): Likewise.
9009 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9011 2010-01-29 Doug Kwan <dougkwan@google.com>
9013 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
9014 of relocation types as ld.
9016 2010-01-29 Doug Kwan <dougkwan@google.com>
9018 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
9020 (Arm_relocate_functions::thumb_branch_common): Ditto.
9021 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
9022 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
9023 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
9024 Arm_relocate_functions::jump24): Remove.
9025 (Target_arm::Relocate::relocate): Adjust code to call
9026 Arm_relocation_functions::arm_branch_common and
9027 Arm_relocation_functions::thumb_branch_common instead of their removed
9028 wrappers. Merge switch-cases together to reduce source code size.
9030 2010-01-29 Doug Kwan <dougkwan@google.com>
9032 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
9033 output_local_symbol_count_needs_update_.
9034 (Arm_relobj::output_local_symbol_count_needs_update,
9035 Arm_relobj::set_output_local_symbol_count_needs_update,
9036 Arm_relobj::update_output_local_symbol_count): New methods.
9037 (Arm_relobj::output_local_symbol_count_needs_update_): New data
9039 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
9040 of pointed function as in a R_ARM_PREL31 relocation.
9041 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
9042 for output local symbol count updating.
9043 (Target_arm::do_relax): Update output local symbol counts in objects
9045 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
9047 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9049 * arm.cc: Added support for the ARM relocations:
9050 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
9051 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
9052 (Arm_relocate_functions::movw_rel_nc): Renamed (was
9054 (Arm_relocate_functions::movw_rel): New method.
9055 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
9056 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
9058 (Arm_relocate_functions::thm_movw_rel): New method.
9059 (Arm_relocate_functions::thm_movt_rel): Renamed (was
9061 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
9063 (Target_arm::Scan::global): Likewise.
9064 (Target_arm::Relocate::relocate): Likewise.
9065 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9068 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9070 * arm.cc: Added support for ARM group relocations.
9071 (Target_arm::reloc_needs_sym_origin): New method.
9072 (Arm_relocate_functions::calc_grp_kn): New method.
9073 (Arm_relocate_functions::calc_grp_residual): New method.
9074 (Arm_relocate_functions::calc_grp_gn): New method.
9075 (Arm_relocate_functions::arm_grp_alu): New Method.
9076 (Arm_relocate_functions::arm_grp_ldr): New Method.
9077 (Arm_relocate_functions::arm_grp_ldrs): New Method.
9078 (Arm_relocate_functions::arm_grp_ldc): New Method.
9079 (Target_arm::Scan::local): Handle the ARM group relocations.
9080 (Target_arm::Scan::global): Likewise.
9081 (Target_arm::Relocate::relocate): Likewise.
9082 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9085 2010-01-26 Doug Kwan <dougkwan@google.com>
9087 * arm.cc (set): Include.
9088 (class Arm_exidx_fixup): Change type of last_input_section_ to const
9090 (Arm_output_section::Text_section_list): New type.
9091 (Arm_output_section::append_text_sections_to_list): New method.
9092 (Arm_output_section::fix_exidx_coverage): Ditto.
9093 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
9094 (Arm_relobj::convert_input_section_to_relaxed_section): Use
9095 Relobj::set_section_offset() instead of
9096 Sized_relobj::invalidate_section_offset().
9097 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
9098 parameter for section headers. Ignore relocation sections for
9099 unallocated sections and EXIDX sections.
9100 (Target_arm::fix_exidx_coverage): New method.
9101 (Target_arm::output_section_address_less_than): New type.
9102 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
9103 linked text section instead of the EXIDX section.
9104 (Arm_output_section::create_stub_group): Add an assertion to check
9105 that this is not an EXIDX output section.
9106 (Arm_output_section::append_text_sections_to_list): New method.
9107 (Arm_output_section::fix_exidx_coverage): Ditto.
9108 (Arm_relobj::scan_sections_for_stubs): Adjust call to
9109 Arm_relobj::section_needs_reloc_stub_scanning.
9110 (Target_arm::do_relax): Fix EXIDX output section coverage in the
9112 (Target_arm::fix_exidx_coverage): New method.
9113 * object.h (Relobj::set_output_section): New method.
9114 (Sized_relobj::invalidate_section_offset): Remove method.
9115 (Sized_relobj::do_invalidate_section_offset): Remove method.
9116 (Sized_relobj::do_set_section_offset): Handle offset value -1.
9118 2010-01-25 Doug Kwan <dougkwan@google.com>
9120 * arm.cc (Arm_exidx_merged_section::do_output_offset):
9121 Fix warning due to signed and unsigned comparison on a 32-bit host.
9123 2010-01-22 Doug Kwan <dougkwan@google.com>
9125 * arm.cc (Target_arm::do_relax): Record an output section for section
9126 offset adjustment it contains any stub table that has changed.
9127 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
9128 offsets in an output section if necessary.
9129 * output.cc (Output_section::Output_section): Initialize
9130 section_offsets_need_adjustments_.
9131 (Output_section::add_input_section_for_script): Renamed to
9132 Output_section::add_simple_input_section.
9133 (Output_section::save_states): Add a comment.
9134 (Output_section::discard_states): New method defintion.
9135 (Output_section::adjust_section_offsets): Same.
9136 * output.h (Output_section::add_input_section_for_script): Renamed to
9137 Output_section::add_simple_input_section.
9138 (Output_section::discard_states): New method declaration.
9139 (Output_section::adjust_section_offsets): Same.
9140 (Output_section::section_offsets_need_adjustment,
9141 Output_section::set_section_offsets_need_adjustment): New method
9143 (Output_section::section_offsets_need_adjustment_): New data member.
9144 * script-sections.cc
9145 (Output_section_element_input::set_section_address): Adjust code for
9146 renaming of Output_section::add_input_section_for_script.
9147 (Orphan_output_section::set_section_address): Same.
9149 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9151 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
9152 Fix_v4bx enum values .
9153 * gold/options.h (General_options): New option definitions.
9154 (General_options::fix_v4bx): New method.
9155 (General_options::Fix_v4bx): New enum.
9156 * gold/options.cc (General_options::parse_fix_v4bx): New method.
9157 (General_options::parse_fix_v4bx_interworking): New method.
9159 2010-01-22 Doug Kwan <dougkwan@google.com>
9161 * arm.cc (Arm_exidx_fixup): New class.
9163 2010-01-21 Doug Kwan <dougkwan@google.com>
9165 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
9167 (Arm_exidx_section_offset_map): New type.
9169 2010-01-21 Doug Kwan <dougkwan@google.com>
9171 * arm.cc (Arm_exidx_input_section): New class.
9172 (Arm_relobj::exidx_input_section_by_link,
9173 Arm_relobj::exidx_input_section_by_shndx,
9174 Arm_relobj::make_exidx_input_section): New methods.
9175 (read_arm_attributes_section): Remove.
9176 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
9177 information about them.
9178 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
9181 2010-01-20 Doug Kwan <dougkwan@google.com>
9183 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
9184 Input_section_specifier to Section_id.
9185 (Target_arm::new_arm_input_section: Adjust code for change of key
9187 (Target_arm::find_arm_input_section): Ditto.
9188 * gc.h (object.h): Include for Section_id nand Section_id_hash.
9189 (Section_id): Remove.
9190 (Garbage_collection::Section_id_hash): Remove.
9191 * icf.h (object.h): Include for Section_id nand Section_id_hash.
9192 (Section_id): Remove.
9193 (Icf::Section_id_hash): Remove.
9194 * object.h (Section_id, Const_section_id, Section_id_hash,
9195 Const_section_id_hash): New type definitions.
9196 * output.cc (Output_section::add_relaxed_input_section): Change to
9197 use Const_section_id instead of Input_section_specifier as key type.
9198 (Output_section::add_merge_input_section): Ditto.
9199 (Output_section::build_relaxation_map): Change to use Section_id
9200 instead of Input_section_specifier as key type.
9201 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9203 (Output_section::convert_input_sections_to_relaxed_sections): Change
9204 to use Const_section_id instead of Input_section_specifier as key type.
9205 (Output_section::find_merge_section): Ditto.
9206 (Output_section::find_relaxed_input_section): Ditto.
9207 * output.h (Input_section_specifier): Remove class.
9208 (Output_section::Output_section_data_by_input_section_map): Change
9209 key type to Const_section_id.
9210 (Output_section::Output_relaxed_input_section_by_input_section_map):
9212 (Output_section::Relaxation_map): Change key type to Section_id.
9214 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9216 * gold/arm.cc: Added support for R_ARM_V4BX relocation
9217 (class Arm_v4bx_stub): New class.
9218 (DEF_STUBS): Updated definition to support v4_veneer_bx.
9219 (Stub_factory::make_arm_v4bx_stub): New method.
9220 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
9221 (Stub_table::empty): Handle v4bx stubs.
9222 (Stub_table::add_arm_v4bx_stub): New method.
9223 (Stub_table::find_arm_v4bx_stub): New method.
9224 (Arm_relocate_functions::v4bx): New method.
9225 (Target_arm::fix_v4bx): New method.
9226 (Target_arm::Target_arm): Handle R_ARM_V4BX.
9227 (Stub_table::relocate_stubs): Likewise.
9228 (Stub_table::do_write): Likewise.
9229 (Stub_table::update_data_size_and_addralign): Likewise.
9230 (Stub_table::finalize_stubs): Likewise.
9231 (Target_arm::Scan::local): Likewise.
9232 (Target_arm::Scan::global): Likewise.
9233 (Target_arm::do_finalize_sections): Likewise.
9234 (Target_arm::Relocate::relocate): Likewise.
9235 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9237 (Target_arm::scan_reloc_for_stub): Likewise.
9238 (Target_arm::scan_reloc_section_for_stubs): Likewise.
9240 2010-01-19 Ian Lance Taylor <iant@google.com>
9242 * output.cc (Output_section_headers::do_sized_write): Write large
9243 segment count to sh_info field.
9244 (Output_file_header::do_sized_write): For large segment count,
9245 write PN_XNUM to e_phnum field.
9247 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9249 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
9250 (Arm_relocate_functions::thm_jump8): New function.
9251 (Arm_relocate_functions::thm_jump11): New function.
9252 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
9254 (Target_arm::Scan::global): Likewise.
9255 (Target_arm::Relocate::relocate): Likewise.
9256 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9259 2010-01-14 Doug Kwan <dougkwan@google.com>
9261 * arm.cc (map, utility): Include headers.
9262 (Target_arm::apply_cortex_a8_workaround): New method.
9263 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
9264 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
9265 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
9266 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
9267 the --[no-]fix-cortex-a8 command line options.
9268 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
9269 (Target_arm::relocate_stub): Use addend in instruction template.
9270 * options.h (DEFINE_bool): Set the user-set flag.
9271 (General_options): Add --[no-]-fix-cortex options.
9272 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
9273 : Update fast look-up map after conversion.
9275 2010-01-14 Sriraman Tallam <tmsriram@google.com>
9277 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
9278 in the first pass of do_layout.
9280 2010-01-13 Doug Kwan <dougkwan@google.com>
9282 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9283 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
9284 apparent compiler problem of not folding static constant integral
9285 data members of elfcpp::Elf_sizes<32>.
9287 2010-01-13 Doug Kwan <dougkwan@google.com>
9289 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9290 Arm_relobj::section_needs_cortex_a8_stub_scanning,
9291 Arm_relobj::scan_section_for_cortex_a8_erratum,
9292 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
9293 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
9294 sections to scan for relocation stubs into a new method
9295 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
9296 relocation and Cortex-A8 stub scanning.
9297 (Target_arm::do_relax): Force stubs to be after stubbed sections
9298 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
9299 the beginning of a new relaxation pass. Update a comment.
9300 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
9302 2010-01-12 Ian Lance Taylor <iant@google.com>
9304 * target-reloc.h (visibility_error): New inline function.
9305 (relocate_section): Call visibility_error.
9306 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
9307 (MOSTLYCLEANFILES): Likewise.
9308 (protected_4_pic.o, protected_3.err): New targets.
9309 * testsuite/protected_4.cc: New file.
9311 2010-01-12 Doug Kwan <dougkwan@google.com>
9313 * arm.cc (Cortex_a8_reloc): New class.
9314 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
9315 and cortex_a8_relocs_info_.
9316 (Target_arm::fix_cortex_a8): New method definition.
9317 (Target_arm::Cortex_a8_relocs_info): New type.
9318 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
9319 New data member declarations.
9320 (Target_arm::scan_reloc_for_stub): Record information about
9321 relocations for THUMB branches that might be exempted from the
9322 Cortex-A8 workaround.
9323 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
9324 at the beginning of a relaxation pass.
9326 2010-01-12 Doug Kwan <dougkwan@google.com>
9328 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
9329 (Arm_relobj::Mapping_symbol_position,
9330 Arm_reloj::Mapping_symbol_position_less,
9331 Arm_relobj::Mapping_symbols_info): New types.
9332 (Target_arm::is_mapping_symbol_name): New method definition.
9333 (Arm_relobj::do_count_local_symbols): Save information about mapping
9336 2010-01-11 Doug Kwan <dougkwan@google.com>
9338 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
9339 Arm_relocate_functions::thumb32_branch_upper,
9340 Arm_relocate_functions::thumb32_branch_lower,
9341 Arm_relocate_functions::thumb32_cond_branch_offset,
9342 Arm_relocate_functions::thumb32_cond_branch_upper,
9343 Arm_relocate_functions::thumb32_cond_branch_lower,
9344 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
9345 branch offset encoding.
9346 (Arm_relocate_functions::thumb_branch_common): Use new branch
9347 offset encoding methods to avoid code duplication.
9348 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
9349 (Stub_addend_reader::operator()): Use new branch encoding method
9350 to avoid code duplication.
9352 2010-01-11 Doug Kwan <dougkwan@google.com>
9354 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
9355 (Target_arm::do_finalize_sections): Define special EXIDX section
9356 symbols only if referenced.
9357 * gc.h (Garbage_collection::add_reference): New method.
9358 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
9361 2010-01-11 Ian Lance Taylor <iant@google.com>
9363 * script.cc (Version_script_info::build_expression_list_lookup):
9364 Change complaing about duplicate wildcard match from error to
9367 * script.cc (class Lazy_demangler): Recreate--revert part of patch
9369 (Version_script_info::Version_script_info): Initialize globs_,
9370 default_version_, default_is_global_, and exact_. Don't
9371 initialize globals_ or locals_.
9372 (Version_script_info::build_lookup_tables): Build local symbols
9374 (Version_script_info::unquote): New function.
9375 (Version_script_info::add_exact_match): New function.
9376 (Version_script_info::build_expression_list_lookup): Remove lookup
9377 parameter. Add is_global parameter. Change all callers. Handle
9378 wildcard pattern specially. Unquote pattern. Call
9380 (Version_script_info::get_name_to_match): New function.
9381 (Version_script_info::get_symbol_version): New function.
9382 (Version_script_info::get_symbol_version_helper): Remove.
9383 (Version_script_info::check_unmatched_names): Call unquote.
9384 * script.h (class Version_script_info): Change get_symbol_version
9385 to be non-inline and add is_global parameter; change all callers.
9386 Rewrite symbol_is_local. Update declarations. Define struct
9387 Version_tree_match, Exact, Globs. Don't define struct Lookup.
9388 Remove globals_ and locals_ members. Add exact_, globs_,
9389 default_version_, is_global_.
9390 (Version_script_info::Glob): Remove pattern, add expression and
9391 is_global. Update constructor. Change all callers.
9392 * dynobj.cc (Versions::finalize): Mark the version symbol as the
9394 (Versions::symbol_section_contents): If a symbol is undefined, or
9395 defined in a dynamic object, set the version index to
9397 * symtab.cc (Symbol_table::add_from_relobj): Don't call
9399 (Symbol_table::add_from_pluginobj): Likewise.
9400 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
9402 2010-01-11 Doug Kwan <dougkwan@google.com>
9404 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
9405 (incremental_dump_LDADD): Add linking option for libintl.
9406 * Makefile.in: Regenerate.
9408 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
9411 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
9413 * testsuite/Makefile.in: Regenerated.
9415 2010-01-10 Doug Kwan <dougkwan@google.com>
9417 * options.h (DEFINE_var): Use parentheses around argument varname__
9418 in macro body to avoid any unintended subsequent substitutions.
9420 2010-01-10 Ian Lance Taylor <iant@google.com>
9422 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
9423 candidates before doing symbol resolution.
9425 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
9426 ODR candidates if only one is weak.
9428 2010-01-08 Ian Lance Taylor <iant@google.com>
9430 * script.cc (Version_script_info::build_expression_list_lookup):
9431 Don't warn about ambiguous version, just record the ambiguity.
9432 (Version_script_info::get_symbol_version_helper): Give error if
9433 version is ambiguous.
9435 2010-01-08 Doug Kwan <dougkwan@google.com>
9437 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
9438 prev_data_size_ and prev_addralign_. Remove initializer for
9439 deleted data member has_been_changed_.
9440 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
9441 to determine if the table is empty.
9442 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
9444 (Stub_table::add_reloc_stub): Define method in class definition
9445 instead of just declaring it there.
9446 (Stub_table::add_cortex_a8_stub): New method definition.
9447 (Stub_table::update_data_size_and_addralign): Ditto.
9448 (Stub_table::finalize_stubs): Ditto.
9449 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
9450 (Stub_table::do_addralign_): Return address alignment in the
9451 (Stub_table::do_reset_address_and_file_offset): Define method in
9452 class definition instead of declaring it there. Set current data
9453 size to be the data size of the previous pass.
9454 (Stub_table::set_final_data_size): Use current data size as the
9456 (Stub_table::relocate_stub): Change parameter type of stub from
9457 Reloc_stub pointer to Stub pointer.
9458 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
9459 (Stub_table::Cortex_a8_stub_list): New typedef.
9460 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
9461 Stub_table::prev_addralign_): New data member.
9462 (Arm_relobj::Arm_relobj): Initialize data member
9463 section_has_cortex_a8_workaround_.
9464 (Arm_relobj::section_has_cortex_a8_workaround,
9465 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
9467 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
9469 (Target_arm::relocate_stub): Change parameter type of stub from
9470 Reloc_stub pointer to Stub pointer.
9471 (Insn_template::size, Insn_template::alignment): Handle
9472 THUMB16_SPECIAL_TYPE.
9473 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
9474 Stub_table::update_data_size_and_addralign,
9475 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
9477 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
9478 (Stub_table::do_write): Ditto.
9479 (Target_arm::do_relax): Adjust code for changes in Stub_table.
9481 2010-01-08 Ian Lance Taylor <iant@google.com>
9484 * symtab.h (class Symbol): Remove fields is_target_special_ and
9485 has_plt_offset_. Add field is_defined_in_discarded_section_.
9486 (Symbol::is_defined_in_discarded_section): New function.
9487 (Symbol::set_is_defined_in_discarded_section): New function.
9488 (Symbol::has_plt_offset): Rewrite.
9489 (Symbol::set_plt_offset): Verify that new offset is not -1U.
9490 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
9491 Don't initialize is_target_special_ or has_plt_offset_.
9492 Initialize is_defined_in_discarded_section_.
9493 (Symbol_table::add_from_relobj): If appropriate, set
9494 is_defined_in_discarded_section.
9495 * resolve.cc (Symbol::override_base_with_special): Don't test
9496 is_target_special_. Change has_plt_offset_ to has_plt_offset().
9497 * target-reloc.h (relocate_section): Do special handling for
9498 symbols defined in discarded sections for global symbols as well
9501 2010-01-08 Ian Lance Taylor <iant@google.com>
9503 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
9504 the SHT_SYMTAB case.
9506 2010-01-08 Ian Lance Taylor <iant@google.com>
9508 * object.cc (Sized_relobj::do_layout): Don't get confused if
9509 layout_eh_frame returns NULL.
9511 2010-01-08 Ian Lance Taylor <iant@google.com>
9514 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
9515 dynamic symbol table, use the normal symbol table.
9516 (Sized_dynobj::do_read_symbols): Remove assertion about type of
9519 2010-01-08 Ian Lance Taylor <iant@google.com>
9522 * layout.cc (Layout::include_section): Remove .gnu_debuglink
9525 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
9527 * version.cc (print_version): Change to "Copyright 2010".
9529 2010-01-08 Ian Lance Taylor <iant@google.com>
9533 * i386.cc (class Target_i386): Change return type of plt_section
9535 (class Output_data_plt_i386): Add tls_desc_rel_ field.
9536 (Output_data_plt_i386::Output_data_plt_i386): Initialize
9537 tls_desc_rel_ field.
9538 (Output_data_plt_i386::rel_tls_desc): New function.
9539 (Target_i386::rel_tls_desc_section): New function.
9540 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
9541 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
9542 R_386_TLS_DESC reloc in rel_tls_desc_section.
9543 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
9544 Define struct Tlsdesc_info.
9545 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
9546 (Target_x86_64::do_reloc_symbol_index): New function.
9547 (Target_x86_64::add_tlsdesc_info): New function.
9548 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
9549 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
9551 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
9553 (Output_data_plt_x86_64::rela_tlsdesc): New function.
9554 (Target_x86_64::rela_tlsdesc_section): New function.
9555 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
9557 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
9558 (Target_x86_64::do_reloc_addend): New function.
9559 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
9560 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
9561 declarations. Define TARGET_CODE. Add arg field to u1_ union.
9562 (Output_reloc::type): New function.
9563 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
9564 (Output_reloc::is_target_specific): New function.
9565 (Output_reloc::target_arg): New function.
9566 (class Output_reloc) [SHT_RELA]: Add four new constructors for
9567 absolute relocs and target specific relocs.
9568 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
9569 add_target_specific.
9570 (class Output_data_reloc) [SHT_RELA]: Likewise.
9571 * output.cc (Output_reloc::Output_reloc): Add four new versions
9572 for absolute relocs and target specific relocs.
9573 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
9574 (Output_reloc::get_symbol_index): Likewise.
9575 (Output_reloc::local_section_offset): Check that local_sym_index_
9576 is not TARGET_CODE or 0.
9577 (Output_reloc::symbol_value): Likewise.
9578 (Output_reloc::write) [SHT_RELA]: Call target for target specific
9580 * target.h (class Target): Add reloc_symbol_index and reloc_addend
9581 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
9583 * layout.cc (add_target_dynamic_tags): Use output section for
9584 DT_PLTRELSZ and DT_JMPREL.
9586 2010-01-07 Ian Lance Taylor <iant@google.com>
9589 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
9591 (class Output_data_reloc_generic): Define.
9592 (class Output_data_reloc_base): Change base class to
9593 Output_data_reloc_generic. Change add() method to call
9594 bump_relative_reloc_count for a relative reloc. Remove
9596 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
9598 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
9599 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
9601 * layout.h (class Layout): Update declaration.
9603 2010-01-07 Ian Lance Taylor <iant@google.com>
9605 * output.h (class Output_data): Add const version of
9606 output_section and do_output_section.
9607 (class Output_section_data): Add const version of
9609 (class Output_section): Likewise.
9610 * layout.cc (Layout::add_target_dynamic_tags): New function.
9611 * layout.h (class Layout): Update declarations.
9612 * arm.cc (Target_arm::do_finalize_sections): Use
9613 add_target_dynamic_tags.
9614 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9615 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9616 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9617 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9619 2010-01-07 Ian Lance Taylor <iant@google.com>
9622 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
9625 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9626 Ian Lance Taylor <iant@google.com>
9629 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
9630 Xindex::read_symtab_xindex.
9632 2010-01-07 Doug Kwan <dougkwan@google.com>
9634 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
9635 (Insn_template::thumb16_bcond_insn): New method declaration.
9636 (Insn_template): Fix spelling.
9637 (Stub::thumb16_special): New method declaration.
9638 (Stub::do_write): Define virtual method which was previously pure
9640 (Stub::do_thumb16_special): New method declaration.
9641 (Stub::do_fixed_endian_write): New template member.
9642 (Reloc_stub::do_write): Remove.
9643 (Reloc_stub::do_fixed_endian_write): Remove.
9644 (Cortex_a8_stub): New class definition.
9645 (Stub_factory::make_cortex_a8_stub): New method definition.
9646 (Stub_factory::Stub_factory): Add missing static storage class
9647 qualifier for elf32_arm_stub_a8_veneer_blx.
9649 2010-01-07 Ian Lance Taylor <iant@google.com>
9652 * options.h (class General_options): Add --warn-unresolved-symbols
9653 and --error-unresolved-symbols.
9654 * errors.cc (Errors::undefined_symbol): Implement
9655 --warn-unresolved-symbols.
9657 * options.h (class General_options): Add -z text and -z textoff.
9658 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
9660 2010-01-06 Sriraman Tallam <tmsriram@google.com>
9662 * gc.h (Garbage_collection::Cident_section_map): New typedef.
9663 (Garbage_collection::cident_sections): New function.
9664 (Garbage_collection::add_cident_section): New function.
9665 (Garbage_collection::cident_sections_): New member.
9666 (gc_process_relocs): Add references to sections whose names are C
9668 * gold.h (cident_section_start_prefix): New constant.
9669 (cident_section_stop_prefix): New constant.
9670 (is_cident): New function.
9671 * layout.cc (Layout::define_section_symbols): Replace string constants
9672 with the newly defined constants.
9673 * object.cc (Sized_relobj::do_layout): Track sections whose names are
9675 * testsuite/Makefile.am: Add gc_orphan_section_test.
9676 * testsuite/Makefile.in: Regenerate.
9677 * testsuite/gc_orphan_section_test.cc: New file.
9678 * testsuite/gc_orphan_section_test.sh: New file.
9680 2010-01-06 Ian Lance Taylor <iant@google.com>
9683 * options.h (class General_options): Add --warn-shared-textrel.
9684 * layout.cc (Layout::finish_dynamic_section): Implement
9685 --warn-shared-textrel.
9688 * options.h (class General_options): Add --warn-multiple-gp.
9690 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9692 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
9693 $(THREADSLIB) and $(LIBDL).
9694 * Makefile.in: Rebuild.
9696 2010-01-06 Ian Lance Taylor <iant@google.com>
9699 * options.cc (General_options::parse_section_start): New function.
9700 (General_options::section_start): New function.
9701 (General_options::General_options): Initialize all members.
9702 * options.h: Include <map>
9703 (class General_options): Add --section-start. Add section_starts_
9705 * layout.cc (Layout::attach_allocated_section_to_segment): If
9706 --section-start was used, set the address of the segment. Remove
9707 local sort_sections.
9708 (Layout::relaxation_loop_body): If the address of the load segment
9709 has been set by --section-start, don't use it.
9710 * output.h (Output_segment::update_flags_for_output_section): New
9712 * output.cc (Output_segment::add_output_section): Call
9713 update_flags_for_output_section.
9715 2010-01-05 Ian Lance Taylor <iant@google.com>
9718 * options.h (class General_options): Add --undefined-version.
9719 * script.cc (struct Version_expression): Add was_matched_by_symbol
9721 (Version_script_info::matched_symbol): New function.
9722 (Version_script_info::get_symbol_version_helper): Call
9724 (Version_script_info::check_unmatched_names): New function.
9725 * script.h (class Version_script_info): Update declarations.
9726 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
9728 * options.h (class General_options): Use DEFINE_bool_alias for
9729 allow_multiple_definition.
9730 * resolve.cc (Symbol_table::should_override): Don't test
9731 allow_multiple_definition.
9734 * options.h (class General_options): Add --cref.
9735 * main.cc (main): Print cref table if --cref. Don't close mapfile
9736 until after printing cref table.
9737 * cref.cc: Include "symtab.h".
9738 (class Cref_inputs): Define Cref_table_compare and Cref_table.
9739 (Cref_table_compare::operator()): New function.
9740 (Cref_inputs::gather_cref): New function.
9741 (filecol): New static const.
9742 (Cref_inputs::print_cref): New function.
9743 (Cref::print_cref): New function.
9744 * cref.h: Include <cstdio>.
9745 (class Cref): Update declarations.
9746 * mapfile.h (Mapfile::file): New function.
9747 * object.h (class Object): Define Symbols. Declare virtual
9748 do_get_global_symbols.
9749 (Object::get_global_symbols): New function.
9750 * object.cc (Input_objects::add_object): Pass object to cref_ if
9752 (Input_objects::archive_start): Likewise.
9753 (Input_objects::archive_stop): Likewise.
9754 (Input_objects::print_cref): New function.
9755 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
9756 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
9758 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
9760 * plugin.h (class Sized_pluginobj): Update declarations.
9762 2010-01-05 Ian Lance Taylor <iant@google.com>
9764 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
9765 to is_default_version. Rename insdef to insdefault.
9766 (Symbol_table::add_from_relobj): Rename def to is_default_version
9767 and local to is_forced_local.
9768 (Symbol_table::add_from_pluginobj): Likewise.
9769 (Symbol_table::add_from_dynobj): Likewise.
9770 (Symbol_table::define_special_symbol): Rename insdef to
9773 2010-01-04 Ian Lance Taylor <iant@google.com>
9776 * options.h (class General_options): Add
9777 --allow-multiple-definition and -z muldefs.
9778 * resolve.cc (Symbol_table::should_override): Don't warn about a
9779 multiple symbol definition if --allow-multiple-definition or -z
9783 * options.h (class General_options): Add --add-needed and
9784 --copy-dt-needed-entries. Tweak --as-needed help entry.
9785 * object.cc (Input_objects::check_dynamic_dependencies): Give an
9786 error if --copy-dt-needed-entries aka --add-needed is used and
9787 would cause a change in behaviour.
9790 * options.h (class General_options): Add -G as a short version of
9791 --shared. Add no-op options -assert, -g, and -i.
9793 2010-01-04 Sriraman Tallam <tmsriram@google.com>
9795 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
9796 check for .text or .gnu.linkonce.t sections.
9797 * icf.cc (Icf::find_identical_sections): Ditto.
9798 Change the detection for mangled function name within the section
9800 * icf.h (is_section_foldable_candidate): New function.
9802 2009-12-30 Ian Lance Taylor <iant@google.com>
9805 * options.h (class General_options): Permit two dashes with
9806 --retain-symbols-file.
9808 2009-12-30 Ian Lance Taylor <iant@google.com>
9811 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
9812 don't put the file header and segment headers in the text
9816 * common.cc (Sort_commons::operator()): Stabilize sort when both
9818 (Symbol_table::do_allocate_commons_list): When allocating common
9819 symbols, skip a symbol which is no longer common.
9820 * symtab.h (Symbol::is_common): Test whether the symbol comes from
9821 an object before checking its type.
9822 * testsuite/common_test_2.c: New file.
9823 * testsuite/common_test_3.c: New file.
9824 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
9825 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
9826 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
9827 (common_test_2_pic.o, common_test_2.so): New targets.
9828 (common_test_3_pic.o, common_test_3.so): New targets.
9829 * testsuite/Makefile.in: Rebuild.
9832 * script.cc (read_input_script): If we see a new SECTIONS clause,
9833 and we have added an input section, give an error.
9834 * layout.h (class Layout): Add have_added_input_section function.
9835 Add have_added_input_section_ field.
9836 * layout.cc (Layout::Layout): Initialize
9837 have_added_input_section_.
9838 (Layout::layout): Set have_added_input_section_.
9839 (Layout::layout_eh_frame): Likewise.
9841 2009-12-30 Ian Lance Taylor <iant@google.com>
9844 * options.h (class General_options): Add --sort-common option.
9845 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
9846 * common.cc (Sort_common): Add sort_order parameter to
9847 constructor. Add sort_order_ field.
9848 (Sort_commons::operator): Check sort_order_.
9849 (Symbol_table::allocate_commons): Determine the sort order.
9850 (Symbol_table::do_allocate_commons): Add sort_order parameter.
9852 (Symbol_table::do_allocate_commons_list): Likewise.
9854 2009-12-30 Ian Lance Taylor <iant@google.com>
9857 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
9858 symbols from this object, don't change the visibility of an
9860 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
9862 2009-12-30 Ian Lance Taylor <iant@google.com>
9865 * script.h (class Version_script_info): Define Language enum.
9866 Update declarations. Define Glob, Exact, and Lookup types. Add
9867 new fields globals_, locals_, and is_finalized_.
9868 * script.cc: Various formatting fixes.
9869 (class Parser_closure): Change language_stack_ from a vector of
9870 std::string to one of Version_script_info::Language. Adjust all
9872 (class Lazy_demangler): Remove.
9873 (struct Version_expression): Change language from std::string to
9874 Version_script_info::Language.
9875 (Version_script_info::Version_script_info): New function.
9876 (Version_script_info::~Version_script_info): Don't call clear.
9877 (Version_script_info::finalize): New function.
9878 (Version_script_info::build_lookup_tables): New function.
9879 (Version_script_info::build_expression_list_lookup): New
9881 (Version_script_info::get_symbol_version_helper): Rewrite to use
9883 (Version_script_info::print_expression_list): Adjust to use
9884 Version_script_info::Language.
9885 (script_push_lex_into_version_mode): Check that the version script
9886 has not been finalized.
9887 (version_script_push_lang): Change language string to
9888 Version_script_info::Language.
9889 * options.cc (Command_line::version_script): New function.
9890 * options.h (class General_options): Add finalize_dynamic_list
9891 function. Change version_script from declaration to definition.
9892 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
9893 * testsuite/version_script.map: Remove duplicate def of foo.
9894 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
9896 * testsuite/Makefile.in: Rebuild.
9898 2009-12-30 Ian Lance Taylor <iant@google.com>
9901 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
9902 if the input symbol index is 0, make the output symbol index 0.
9904 2009-12-30 Ian Lance Taylor <iant@google.com>
9907 * options.h (class General_options): Add -x/--discard-all.
9908 * object.cc (Sized_relobj::do_count_local_symbols): Handle
9909 --discard-all. If the local symbol needs a dynamic entry, check
9910 that before handling --discard-locals.
9912 2009-12-30 Ian Lance Taylor <iant@google.com>
9915 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
9917 (Output_segment::add_output_section): Don't change the flags if
9921 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
9922 GNU hash table if they need a dynamic value. Otherwise, don't add
9923 them if they are defined in a dynamic object or are forced local.
9925 2009-12-29 Ian Lance Taylor <iant@google.com>
9928 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
9929 .gnu.hash table for a 32-bit target.
9932 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
9933 regular and a dynamic object only needs a dynamic symbol table
9934 entry if it is externally visible.
9937 * i386.cc (class Target_i386): Initialize global_offset_table_ in
9938 constructor. Add global_offset_table_ field.
9939 (Target_i386::got_section): Set global_offset_table_.
9940 (Target_i386::do_finalize_sections): Set global_offset_table_
9942 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
9943 in constructor. Add global_offset_table_ field.
9944 (Target_x86_64::got_section): Set global_offset_table_.
9945 (Target_x86_64::do_finalize_sections): Set global_offset_table_
9948 * layout.cc (Layout::Layout): Initialize increase_relro_.
9949 (Layout::get_output_section): Add is_relro, is_last_relro, and
9950 is_first_non_relro parameters. Change all callers.
9951 (Layout::choose_output_section): Likewise.
9952 (Layout::add_output_section_data): Likewise.
9953 (Layout::make_output_section): Likewise.
9954 (Layout::set_segment_offsets): Clear increase_relro when using a
9956 * layout.h (class Layout): Add increase_relro method. Add
9957 increase_relro_ field. Update declarations.
9958 * output.cc (Output_section::Output_section): Initialize
9959 is_last_relro_ and is_first_non_relro_.
9960 (Output_segment::add_output_section): Group relro sections is
9961 do_sort is true. Handle is_last_relro and is_first_non_relro.
9962 (Output_segment::maximum_alignment): Remove relro handling.
9963 (Output_segment::set_section_addresses): Add increase_relro
9964 parameter. Change all callers. Add initial alignment to align
9965 relro sections on separate page. Remove old relro handling.
9966 (Output_segment::set_section_list_addresses): Remove in_relro
9967 parameter. Change all callers.
9968 (Output_segment::set_offset): Add increase parameter. Change all
9969 callers. Remove old relro handling.
9970 * output.h (class Output_section): Add new methods: is_last_relro,
9971 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
9972 Add is_last_relro_ and is_first_non_relro_ fields.
9973 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
9974 Create separate .got.plt section. Call increase_relro.
9975 * x86_64.cc (Target_x86_64::got_section): Likewise.
9976 * testsuite/relro_script_test.t: Add .got.plt.
9979 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
9980 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
9981 (Layout::finalize): Call set_dynamic_symbol_size.
9982 (Layout::set_dynamic_symbol_size): New function.
9983 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
9984 set_dynamic_symbol_size.
9987 * output.h (class Output_section): Add is_entsize_zero_ field.
9988 * output.cc (Output_section::Output_section): Initialize
9990 (Output_section::set_entsize): If two different entsizes are
9991 requested, force it to zero.
9992 (Output_section::add_input_section): Set flags for .debug_str
9993 before updating section flags. Set entsize.
9994 (Output_section::update_flags_for_input_section): Set SHF_MERGE
9995 and SHF_STRING if all input sections have those flags.
9997 2009-12-29 Rafael Espindola <espindola@google.com>
9999 * main.cc (main): Fix the sys time reporting.
10000 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
10003 2009-12-29 Sriraman Tallam <tmsriram@google.com>
10005 * options.cc (General_options::parse_version): Allow -v to exit
10006 without an error if there is nothing to link.
10008 2009-12-29 Ian Lance Taylor <iant@google.com>
10010 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
10011 using a version of gcc before 4.1.
10012 * configure: Rebuild.
10014 2009-12-28 Chris Demetriou <cgd@google.com>
10016 * attributes.cc (Output_attributes_section_data::do_write): Use
10017 std::vector::front rather than std::vector::data.
10019 2009-12-28 Ian Lance Taylor <iant@google.com>
10021 * symtab.h (class Symbol_table): Add enum Defined.
10022 * resolve.cc (Symbol_table::should_override): Add defined
10023 parameter. Change all callers. Test whether object is NULL
10024 before calling a method on it.
10025 (Symbol_table::report_resolve_problem): Add defined parameter.
10026 Change all callers.
10027 (Symbol_table::should_override_with_special): Likewise.
10028 * symtab.cc (Symbol_table::define_in_output_data): Add defined
10029 parameter. Change all callers.
10030 (Symbol_table::do_define_in_output_data): Likewise.
10031 (Symbol_table::define_in_output_segment): Likewise.
10032 (Symbol_table::do_define_in_output_segment): Likewise.
10033 (Symbol_table::define_as_constant): Likewise.
10034 (Symbol_table::do_define_as_constant): Likewise.
10035 * script.h (class Symbol_assignment): Add is_defsym parameter to
10036 constructor; change all callers.
10037 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
10038 parameter. Change all callers. Add is_defsym_ field.
10039 (class Parser_closure): Add parsing_defsym parameter to
10040 constructor; change all callers. Add parsing_defsym accessor
10041 function. Add parsing_defsym_ field.
10043 2009-12-28 Ian Lance Taylor <iant@google.com>
10045 * gold.cc (queue_middle_tasks): Fix formatting.
10046 * object.cc (Relobj::is_section_name_included): Likewise.
10048 2009-12-23 Ian Lance Taylor <iant@google.com>
10050 * i386.cc (Target_i386::do_calls_non_split): Recognize
10051 -fsplit-stack prologue for a function with a static chain.
10052 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
10053 -fsplit-stack prologue when using %r11.
10055 2009-12-21 Sriraman Tallam <tmsriram@google.com>
10057 * options.cc (General_options::parse_version): Make -v continue and do
10058 the link like GNU ld does.
10060 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
10062 * Makefile.am (CCFILES): Add timer.cc.
10063 (HFILES): Add timer.h.
10064 * configure.ac: Check for sysconf and times.
10065 * main.cc: include timer.h.
10066 (main): Use Timer instead of get_run_time.
10069 * workqueue.cc: include timer.h.
10070 (Workqueue::find_and_run_task):
10071 Report user, sys and wall time.
10072 * Makefile.in: Regenerate.
10073 * config.in: Regenerate.
10074 * configure: Regenerate.
10076 2009-12-16 Doug Kwan <dougkwan@google.com>
10078 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
10080 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
10081 relaxed input sections.
10082 * output.cc (Output_section::find_relaxed_input_section): Change
10083 return type to Output_relaxed_input_section pointer. Adjust code
10084 for new type of relaxed_input_section_map_.
10085 * output.h (Output_section::find_relaxed_input_section): Change
10086 return type to Output_relaxed_input_section pointer.
10087 (Output_section::Output_relaxed_input_section_by_input_section_map):
10089 (Output_section::relaxed_input_section_map_): Change type to
10090 Output_section::Output_relaxed_input_section_by_input_section_map.
10091 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
10094 2009-12-15 Ian Lance Taylor <iant@google.com>
10096 * layout.cc (Layout::create_shstrtab): Only write out after input
10097 sections if we are compressing debug sections.
10099 2009-12-15 Ian Lance Taylor <iant@google.com>
10101 * archive.cc (Archive::add_symbols): Only look up a symbol without
10102 a version if there is, in fact, a version.
10104 2009-12-14 Ian Lance Taylor <iant@google.com>
10106 Revert -Wshadow changes, all changes from:
10107 2009-12-11 Doug Kwan <dougkwan@google.com>
10108 2009-12-11 Nick Clifton <nickc@redhat.com>
10109 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
10111 2009-12-11 Doug Kwan <dougkwan@google.com>
10113 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
10115 * attributes.cc (Object_attribute::size): Ditto.
10116 (Attributes_section_data::size): Ditto.
10117 (Attributes_section_data::Attributes_section_data): Ditto.
10118 (Output_attributes_section_data::do_write): Ditto.
10119 * attributes.h (Object_attribute::set_type): Ditto.
10120 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
10122 2009-12-11 Nick Clifton <nickc@redhat.com>
10124 * archive.cc: Fix shadowed variable warnings.
10125 * arm.cc: Likewise.
10126 * compressed_output.cc: Likewise.
10127 * compressed_output.h: Likewise.
10128 * configure: Likewise.
10129 * dwarf_reader.cc: Likewise.
10130 * dynobj.cc: Likewise.
10131 * dynobj.h: Likewise.
10132 * ehframe.cc: Likewise.
10133 * ehframe.h: Likewise.
10134 * errors.cc: Likewise.
10135 * expression.cc: Likewise.
10136 * fileread.cc: Likewise.
10137 * fileread.h: Likewise.
10138 * freebsd.h: Likewise.
10139 * i386.cc: Likewise.
10140 * icf.cc: Likewise.
10141 * incremental.h: Likewise.
10142 * layout.cc: Likewise.
10143 * layout.h: Likewise.
10144 * mapfile.cc: Likewise.
10145 * merge.cc: Likewise.
10146 * merge.h: Likewise.
10147 * object.cc: Likewise.
10148 * object.h: Likewise.
10149 * options.h: Likewise.
10150 * output.cc: Likewise.
10151 * output.h: Likewise.
10152 * parameters.cc: Likewise.
10153 * plugin.cc: Likewise.
10154 * powerpc.cc: Likewise.
10155 * reduced_debug_output.cc: Likewise.
10156 * reduced_debug_output.h: Likewise.
10157 * reloc.cc: Likewise.
10158 * reloc.h: Likewise.
10159 * resolve.cc: Likewise.
10160 * script-sections.cc: Likewise.
10161 * script.cc: Likewise.
10162 * script.h: Likewise.
10163 * sparc.cc: Likewise.
10164 * symtab.cc: Likewise.
10165 * symtab.h: Likewise.
10166 * target-select.cc: Likewise.
10167 * target-select.h: Likewise.
10168 * token.h: Likewise.
10169 * workqueue.cc: Likewise.
10170 * workqueue.h: Likewise.
10171 * x86_64.cc: Likewise.
10173 2009-12-10 Doug Kwan <dougkwan@google.com>
10175 * arm.cc (attributes.h): New include.
10176 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
10177 (Arm_relobj::~Arm_relobj): Delete object pointed by
10178 attributes_section_data_.
10179 (Arm_relobj::attributes_section_data): New method definition.
10180 (Arm_relobj::attributes_section_data_): New data member declaration.
10181 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
10182 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
10183 attributes_section_data_.
10184 (Arm_dynobj::attributes_section_data): New method definition.
10185 (Arm_dynobj::attributes_section_data_): New data member declaration.
10186 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
10187 initialization value of may_use_blx_ to false.
10188 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
10189 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
10190 object attributes to compute results instead of hard-coding.
10191 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
10192 Target_arm::get_secondary_compatible_arch,
10193 Target_arm::set_secondary_compatible_arch
10194 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10195 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
10196 New method declarations.
10197 (Target_arm::get_aeabi_object_attribute): New method definition.
10198 (Target_arm::attributes_section_data_): New data member declaration.
10199 (read_arm_attributes_section): New template definition.
10200 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
10201 (Arm_dynobj::do_read_symbols): Ditto.
10202 (Target_arm::do_finalize_sections): Merge attributes sections from
10203 input. Check for BLX use after attributes section merging.
10204 Fix __exidx_start and __exidx_end visibility. Create an
10205 .ARM.attributes section if necessary.
10206 (Target_arm::get_secondary_compatible_arch,
10207 Target_arm::set_secondary_compatible_arch,
10208 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10209 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
10210 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
10211 New method definitions.
10213 2009-12-09 Ian Lance Taylor <iant@google.com>
10215 * plugin.cc (Plugin::load): Don't cast from void* to a function
10218 2009-12-09 Ian Lance Taylor <iant@google.com>
10220 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
10221 information fields.
10223 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
10225 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
10226 Replace two_file_shared_1.so with two_file_shared_2.so.
10227 * testsuite/Makefile.in: Regenerated.
10229 2009-12-08 Doug Kwan <dougkwan@google.com>
10231 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
10232 (HFILES): Add attributes.h and int_encoding.h.
10233 * Makefile.in: Regenerate.
10234 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
10235 function definitions to int_encoding.cc
10236 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
10237 prototypes to int_encoding.h
10238 * reduced_debug_output.cc (int_encoding.h): New include.
10239 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
10240 function definitions to int_encoding.cc
10241 (insert_into_vector, read_from_pointer): Move template definitions to
10243 * attributes.cc: New file.
10244 * attributes.h: New file.
10245 * int_encoding.cc: New file.
10246 * int_encoding.h: New file.
10248 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
10251 * incremental-dump.cc (dump_incremental_inputs): New.
10252 (main): Use dump_incremental_inputs.
10254 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
10257 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
10258 checking elfcpp::STT_FUNC.
10259 (Target_i386::Relocate::relocate): Likewise.
10260 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
10262 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
10263 symbols from shared libraries into normal FUNC symbols.
10265 * symtab.h (Symbol): Add is_func and use it.
10267 2009-12-05 Doug Kwan <dougkwan@google.com>
10269 * arm.cc (Target_arm::arm_info): Initialize new fields
10270 attributes_section and attributes_vendor.
10271 * i386.cc (Target_i386::i386_info): Same.
10272 * object.cc (Sized_relobj::do_layout): Skip attribute section.
10273 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
10274 fields attributes_section and attributes_vendor.
10275 * sparc.cc (Target_sparc::sparc_info): Same.
10276 * target.h (Target::attributes_section, Target::attributes_vendor,
10277 Target::is_attributes_section, Target::attribute_arg_type,
10278 Target::attributes_order): New method definitions.
10279 (Target::Target_info::attributes_section,
10280 Target::Target_info::attributes_vendor): New fields.
10281 (Target::do_attribute_arg_type, Target::do_attributes_order): New
10282 virtual method definitions.
10283 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
10284 attributes_section and attributes_vendor.
10285 * testsuite/testfile.cc (Target_test::test_target_info): Same.
10287 2009-12-05 Doug Kwan <dougkwan@google.com>
10289 * arm.cc: Update comments about interworking and stub generation.
10290 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
10291 considered as non-PIC.
10292 (Arm_relocate_functions::base_abs): Fix formatting.
10293 (Arm_relocate_functions::got_prel): Fix comment. Change interface
10294 of function to use GOT entry address instead of offset.
10295 (Target_arm::Scan::global): Issue an error if a symbol would need a
10296 PLT does not get one because it is untyped. Remove code to create
10297 dynamic symbols for relative branches.
10298 (Target_arm::Relocate::relocate: Use 0 instead of false since function
10299 takes unsigned integer instead of boolean.
10301 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
10303 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
10304 (two_file_test_LDADD): Likewise.
10305 (common_test_1_LDADD): Likewise.
10306 (exception_test_LDADD) Likewise.
10307 (weak_test_LDADD): Likewise.
10308 (many_sections_test_LDADD): Likewise.
10309 (initpri1_LDADD): Likewise.
10310 (script_test_1_LDADD): Likewise.
10311 (script_test_2_LDADD): Likewise.
10312 (justsyms_LDADD): Likewise.
10313 (binary_test_LDADD): Likewise.
10314 (large_LDADD): Likewise.
10315 * testsuite/Makefile.in: Regenerated.
10317 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
10319 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
10320 (Symbol_table::override_with_special): Likewise.
10321 (Symbol_table::add_from_object): Likewise.
10323 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
10325 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10326 Don't set the data_offset twice.
10328 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
10330 * testsuite/Makefile.in: Regenerate.
10332 2009-12-03 Doug Kwan <dougkwan@google.com>
10334 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
10335 (Target_arm::do_finalize_sections): Add parameter for symbol table
10336 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
10337 * i386.cc (Target_i386::do_finalize_sections): Add an additional
10338 parameter for symbol table pointer.
10339 * layout.cc (Layout::finalize): Call Target::finalize_sections with
10340 an additional parameter for a pointer to symbol table.
10341 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
10342 parameter for a symbol table pointer.
10343 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
10344 * target.h (Target::finalize_sections, Target::do_finalize_sections):
10346 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
10347 parameter for a symbol table pointer.
10349 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
10351 * incremental.cc (Incremental_inputs_header)
10352 (Incremental_inputs_header_write, Incremental_inputs_entry)
10353 (Incremental_inputs_entry_write): Move ...
10354 * incremental.h (Incremental_inputs_header)
10355 (Incremental_inputs_header_write, Incremental_inputs_entry)
10356 (Incremental_inputs_entry_write): here.
10358 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10360 * incremental.cc (make_sized_incremental_binary): Set the target.
10361 Error if it is incompatible.
10362 * output.h (Output_file): Add filename method.
10364 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10366 * incremental.cc (Incremental_inputs_entry): Remove unused argument
10367 from the get_* methods.
10369 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10371 * incremental-dump.cc (main): Check that the offeset of a script is 0.
10372 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10373 Write 0 for the data_offset of scripts.
10375 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10377 * testsuite/Makefile.am: Add the incremental_test.sh test.
10378 * testsuite/incremental_test.sh: New.
10379 * testsuite/incremental_test_1.c: New.
10380 * testsuite/incremental_test_2.c: New.
10382 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
10384 * incremental-dump.cc (main): Fix typos.
10386 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
10389 * incremental-dump.cc (main): Use llu to print 64 bit values.
10391 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
10392 H.J. Lu <hongjiu.lu@intel.com>
10394 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
10396 (incremental_dump_LDADD): Likewise.
10397 * Makefile.in: Regenerated.
10399 2009-11-25 Doug Kwan <dougkwan@google.com>
10403 2009-11-25 Doug Kwan <dougkwan@google.com>
10405 * arm.cc (Target_arm::Target_arm): Move method definition
10406 outside of class definition. Add code to handle
10407 --target1-rel, --target1-abs and --target2= options.
10408 (Target_arm::get_reloc_reloc_type): Change method to be
10409 non-static and const.
10410 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
10411 New data member declaration.
10412 (Target_arm::Scan::local, Target_arm::Scan::global,
10413 Target_arm::Relocate::relocate,
10414 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10415 Adjust call to Target_arm::get_real_reloc_type.
10416 (Target_arm::get_real_reloc_type): Use command line options
10417 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10418 * options.h (--target1-rel, --target1-abs, --target2): New
10421 2009-11-25 Doug Kwan <dougkwan@google.com>
10423 * arm.cc (Target_arm::Target_arm): Move method definition outside of
10424 class definition. Add code to handle --target1-rel, --target1-abs
10425 and --target2= options.
10426 (Target_arm::get_reloc_reloc_type): Change method to be non-static
10428 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
10429 member declaration.
10430 (Target_arm::Scan::local, Target_arm::Scan::global,
10431 Target_arm::Relocate::relocate,
10432 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
10433 call to Target_arm::get_real_reloc_type.
10434 (Target_arm::get_real_reloc_type): Use command line options to
10435 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10436 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
10439 2009-11-25 Doug Kwan <dougkwan@google.com>
10441 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
10442 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
10443 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
10445 (Arm_relocate_functions::thm_call): Replace body with a call to
10446 Arm_relocate_functions::thumb_branch_common.
10447 (Arm_relocate_functions::thm_jump24,
10448 Arm_relocate_functions::thm_xpc22): New method definitions.
10449 (Arm_relocate_functions::thumb_branch_common): New method definition.
10450 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
10452 (Target_arm::Relocate::relocate): Adjust call to thm_call.
10453 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
10455 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10457 * Makefile.am: Build incremental-dump
10458 * Makefile.in: Regenerate.
10459 * incremental-dump.cc: New.
10460 * incremental.cc (Incremental_inputs_header_data,
10461 Incremental_inputs_entry_data): Move to incremental.h
10462 * incremental.h: (Incremental_inputs_header_data,
10463 Incremental_inputs_entry_data): Move from incremental.cc
10465 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10467 * incremental.cc (Incremental_inputs_header,
10468 Incremental_inputs_header_write, Incremental_inputs_entry,
10469 Incremental_inputs_entry_write): Add a typedef with the data type.
10471 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10473 * incremental.cc (Incremental_inputs_header,
10474 Incremental_inputs_header_write, Incremental_inputs_entry,
10475 Incremental_inputs_entry_write): Update comment about which
10476 type has the filed descriptions.
10478 2009-11-15 Doug Kwan <dougkwan@google.com>
10480 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
10481 (Arm_relocate_functions::arm_branch_common): Change method defintion
10482 in class definition to a method declaration and update list of formal
10484 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
10485 Arm_relocation_functions::jump24): Adjust call to
10486 Arm_relocate_functions::arm_branch_common. Update list of formal
10488 (Arm_relocate_functions::xpc25): New method definition.
10489 (Arm_relocate_functions::arm_branch_common): Move method defintion
10490 out from class definition. Use stubs for mode-switching and extending
10492 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
10493 specially. Change code to enable use of stubs in ARM branches.
10495 2009-11-10 Doug Kwan <dougkwan@google.com>
10497 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
10498 in method declaration.
10499 (Target_arm::relocate_stub): New method declaration.
10500 (Target_arm::default_target): Change to return a pointer instead of
10502 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
10503 Target_arm::default_target.
10504 (Arm_Relobj::do_relocate_sections): Remove options paramater in
10506 (Target_arm::relocate_section): Adjust view.
10507 (Target_arm::relocate_stub): New method definition.
10509 2009-11-10 Doug Kwan <dougkwan@google.com>
10511 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
10513 * incremental.cc (open_incremental_binary): Initialized local
10514 variables to avoid warnings.
10515 * object.cc (make_elf_object): Ditto.
10516 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
10519 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
10522 * testsuite/plugin_test.c: Include "config.h".
10524 2009-11-09 Doug Kwan <dougkwan@google.com>
10526 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
10527 (arm_symbol_value): Remove.
10528 (Arm_relocate_functions::arm_branch_common,
10529 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
10530 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
10531 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
10532 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
10533 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
10534 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
10535 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
10536 Arm_relocate_functions::thm_mobw_abs_nc,
10537 Arm_relocate_functions::thm_mov_abs,
10538 Arm_relocate_functions::movw_prel_nc,
10539 Arm_relocate_functions::thm_movt_abs,
10540 Arm_relocate_functions::movt_prel,
10541 Arm_relocate_functions::thm_movw_prel_nc,
10542 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
10543 (Target_arm::Relocate::relocate): Only decompose address into two
10544 parts if relocation type uses the thumb-bit and pass the actual
10545 bit instead of a flag indicating that the thumb-bit is used. Adjust
10546 calls to methods in Arm_relocate_functions for this change.
10548 2009-11-08 Ian Lance Taylor <iant@google.com>
10551 * reloc.cc: Instantiate
10552 Sized_relobj::initialize_input_to_output_maps and
10553 Sized_relobj:free_input_to_output_maps.
10555 2009-11-06 Ian Lance Taylor <iant@google.com>
10558 * defstd.cc (in_segment): Set only_if_ref true for "end".
10560 2009-11-06 Doug Kwan <dougkwan@google.com>
10562 * arm.cc (class Reloc_stub): Correct a comment.
10563 (Target_arm::Target_arm): Initialize arm_input_section_map_.
10564 (Target_arm::scan_section_for_stubs): New method declaration.
10565 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
10566 Change methods from private to protected.
10567 (Target_arm::do_may_relax): New method definition.
10568 (Target_arm::do_relax, Target_arm::group_sections,
10569 Target_arm::scan_reloc_for_stub,
10570 Target_arm::scan_reloc_section_for_stubs): New method declarations.
10571 (Target_arm::arm_input_section_map_): New data member declaration.
10572 (Target_arm::scan_reloc_for_stub,
10573 Target_arm::scan_reloc_section_for_stubs,
10574 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
10575 Target_arm::do_relax): New method definitions.
10577 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
10579 * configure.ac: Check for (struct stat)::st_mtim
10580 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
10581 * config.in: Regenerate.
10582 * configure: Regenerate.
10584 2009-11-05 Ian Lance Taylor <iant@google.com>
10587 * output.cc (Output_segment::add_output_section): Add missing
10590 2009-11-04 Ian Lance Taylor <iant@google.com>
10593 * object.h (class Object): Add is_needed and set_is_needed
10594 methods. Add is_needed_ field. Make bool fields into bitfields.
10595 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
10596 defined in a dynamic object and referenced by a regular object,
10597 set is_needed for the dynamic object.
10598 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
10599 if the file is marked with as_needed and it is not needed.
10601 2009-11-04 Ian Lance Taylor <iant@google.com>
10604 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
10605 tags if data is discarded by linker script.
10606 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10607 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10608 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10609 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10611 2009-11-04 Ian Lance Taylor <iant@google.com>
10613 * layout.cc (Layout::get_output_section): Add is_interp and
10614 is_dynamic_linker_section parameters. Change all callers.
10615 (Layout::choose_output_section): Likewise.
10616 (Layout::make_output_section): Likewise.
10617 (Layout::add_output_section_data): Add is_dynamic_linker_section
10618 parameter. Change all callers.
10619 * layout.h (class Layout): Update declarations.
10620 * output.h (class Output_section): Add is_interp, set_is_interp,
10621 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
10622 Add is_interp_, is_dynamic_linker_section_ fields. Change
10623 generate_code_fills_at_write_ to a bitfield.
10624 * output.cc (Output_section::Output_sections): Initialize new
10626 (Output_segment::add_output_section): Add do_sort parameter.
10627 Change all callers.
10629 2009-11-03 Ian Lance Taylor <iant@google.com>
10632 * options.h (class General_options): Add --warn-common.
10633 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
10634 merging two common symbols.
10635 (Symbol_table::should_override): Handle --warn-common when merging
10636 a common symbol with a defined symbol. Use report_resolve_problem
10637 for multiple definitions.
10638 (Symbol_table::report_resolve_problem): New function.
10639 * symtab.h (class Symbol_table): Declare report_resolve_problem.
10641 2009-11-03 Doug Kwan <dougkwan@google.com>
10643 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
10645 (Target_arm::stub_factory): New method definition.
10646 (Target_arm::new_arm_input_section,
10647 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
10648 Target_arm::reloc_uses_thumb_bit): New method declarations.
10649 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
10650 New type definitions.
10651 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
10652 member declarations.
10653 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
10654 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
10655 New method definitions.
10657 2009-11-03 Ian Lance Taylor <iant@google.com>
10659 * options.h (class General_options): Add --warn_constructors.
10661 2009-11-03 Ian Lance Taylor <iant@google.com>
10664 * defstd.cc (in_section): Add entries for __rel_iplt_start,
10665 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
10667 2009-11-03 Ian Lance Taylor <iant@google.com>
10670 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
10671 --msgid-bugs-address.
10672 (install-pdf): New target.
10673 (install-data_yes): Look up one directory to find mkinstalldirs.
10675 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
10677 * po/Make-in (.po.gmo): Don't generate .gmo files in source
10680 2009-10-30 Doug Kwan <dougkwan@google.com>
10682 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
10684 2009-10-30 Doug Kwan <dougkwan@google.com>
10686 * arm.cc (Stub_addend_reader): New struct template definition
10687 and partial specializations.
10688 (Stub_addend_reader::operator()): New method definition for a
10689 partially specialized template.
10691 2009-10-30 Doug Kwan <dougkwan@google.com>
10693 * arm.cc (Arm_relobj::processor_specific_flags): New method
10695 (Arm_relobj::do_read_symbols): New method declaration.
10696 (Arm_relobj::processor_specific_flags_): New data member declaration.
10697 (Arm_dynobj): New class definition.
10698 (Target_arm::do_finalize_sections): Add input_objects parameter.
10699 (Target_arm::do_adjust_elf_header): New method declaration.
10700 (Target_arm::are_eabi_versions_compatible,
10701 (Target_arm::merge_processor_specific_flags): New method declaration.
10702 (Target_arm::do_make_elf_object): New overloaded method definitions
10704 (Arm_relobj::do_read_symbols): New method definition.
10705 (Arm_dynobj::do_read_symbols): Ditto.
10706 (Target_arm::do_finalize_sections): Add input_objects parameters.
10707 Merge processor-specific flags from all input objects.
10708 (Target_arm::are_eabi_versions_compatible,
10709 Target_arm::merge_processor_specific_flags,
10710 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
10711 New method definitions.
10712 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
10713 Input_objects pointer type parameter.
10714 * layout.cc (Layout::finalize): Pass input objects to target's.
10715 finalize_sections function.
10716 * output.cc (Output_file_header::do_sized_write): Set ELF file
10717 header's processor-specific flags.
10718 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
10719 Input_objects pointer type parameter.
10720 * sparc.cc (Target_sparc::do_finalize_sections): Same.
10721 * target.h (Input_objects): New forward class declaration.
10722 (Target::processor_specific_flags,
10723 Target::are_processor_specific_flags_sect): New method definitions.
10724 (Target::finalize_sections): Add input_objects parameter.
10725 (Target::Target): Initialize processor_specific_flags_ and
10726 are_processor_specific_flags_set_.
10727 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
10729 (Target::set_processor_specific_flags): New method definition.
10730 (Target::processor_specific_flags_,
10731 Target::are_processor_specific_flags_set_): New data member
10733 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
10734 Input_objects pointer type parameter.
10736 2009-10-30 Doug Kwan <dougkwan@google.com>
10738 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
10740 2009-10-28 Ian Lance Taylor <iant@google.com>
10742 * object.h (class Relobj): Drop options parameter from
10743 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
10744 do_scan_relocs, do_relocate. Change all callers.
10745 (class Sized_relobj): Drop options parameters from
10746 do_gc_process_relocs, do_scan_relocs, do_relocate,
10747 do_relocate_sections, relocate_sections, emit_relocs_scan,
10748 emit_relocs_scan_reltype. Change all callers.
10749 (struct Relocate_info): Remove options field and all references to
10751 * reloc.h (class Read_relocs): Remove options constructor
10752 parameter and options_ field. Change all callers.
10753 (class Gc_process_relocs, class Scan_relocs): Likewise.
10754 (class Relocate_task): Likewise.
10755 * target-reloc.h (scan_relocs): Remove options parameter. Change
10757 (scan_relocatable_relocs): Likewise.
10758 * target.h (class Sized_target): Remove options parameter from
10759 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
10761 * gc.h (gc_process_relocs): Remove options parameter. Change all
10763 * arm.cc: Update functions to remove options parameters.
10764 * i386.cc: Likewise.
10765 * powerpc.cc: Likewise.
10766 * sparc.cc: Likewise.
10767 * x86_64.cc: Likewise.
10768 * testsuite/testfile.cc: Likewise.
10770 2009-10-28 Doug Kwan <dougkwan@google.com>
10772 * arm.cc (Arm_relobj): New class definition.
10773 (Arm_relobj::scan_sections_for_stubs,
10774 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
10775 New method definitions.
10777 2009-10-28 Cary Coutant <ccoutant@google.com>
10779 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
10780 (Plugin::cleanup_done_): New member.
10781 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
10782 (Plugin_manager::cleanup_done_): Remove.
10783 (Plugin_manager::add_input_file): Edit error message.
10784 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
10785 (Plugin_manager::cleanup): Remove use of cleanup_done_.
10787 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
10789 * fileread.cc: (File_read::View::~View): Use the new
10790 data_ownership_ filed.
10791 (File_read::~File_read): Dispose the new whole_file_view_.
10792 (File_read::open): Mmap the whole file if needed.
10793 (File_read::open): Use whole_file_view_ instead of contents_.
10794 (File_read::find_view): Use whole_file_view_ if applicable.
10795 (File_read::do_read): Use whole_file_view_ instead of contents_.
10796 (File_read::make_view): Use whole_file_view_ instead of contents_,
10797 update File_read::View::View call.
10798 (File_read::find_or_make_view): Update File_read::View::View
10800 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
10802 (File_read::View::Data_ownership): New enum.
10803 (File_read::View::View): Replace bool mapped_ with Data_ownership
10805 (File_read::View::mapped_): Remove (replaced by data_ownership_).
10806 (File_read::View::data_ownership_): New field.
10807 (File_read::contents_): Remove (replaced by whole_file_view_).
10808 (File_read::whole_file_view_): New field.
10809 * options.h (class General_options): Add --keep-files-mapped.
10811 2009-10-27 Cary Coutant <ccoutant@google.com>
10813 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
10814 * testsuite/Makefile.am (plugin_test_5): New test case.
10815 * testsuite/Makefile.in: Regenerate.
10817 2009-10-25 Doug Kwan <dougkwan@google.com>
10819 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
10820 from private to protected to allow access by child class.
10821 (Sized_relobj::do_relocate_sections): New method declaration.
10822 (Sized_relobj::relocate_sections): Virtualize.
10823 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
10824 Sized_relobj::relocate_sections. Instantiate template explicitly
10825 for different target sizes and endianity.
10827 2009-10-24 Doug Kwan <dougkwan@google.com>
10829 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
10830 (Arm_input_section::as_arm_input_section): New method.
10831 (Arm_output_section): New class definition.
10832 (Arm_output_section::create_stub_group,
10833 Arm_output_section::group_sections): New method definitions.
10835 2009-10-22 Doug Kwan <dougkwan@google.com>
10837 * arm.cc (Arm_input_section): New class definition.
10838 (Arm_input_section::init, Arm_input_section:do_write,
10839 Arm_input_section::set_final_data_size,
10840 Arm_input_section::do_reset_address_and_file_offset): New method
10843 2009-10-21 Doug Kwan <dougkwan@google.com>
10845 * arm.cc (Stub_table, Arm_input_section): New forward class
10847 (Stub_table): New class defintion.
10848 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
10849 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
10850 New method definition.
10852 2009-10-21 Doug Kwan <dougkwan@google.com>
10854 * arm.cc: Update copyright comments.
10855 (Target_arm): New forward class template declaration.
10856 (Arm_address): New type.
10857 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
10858 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
10859 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
10861 (Insn_template): Same.
10862 (DEF_STUBS): New macro.
10863 (Stub_type): New enum type.
10864 (Stub_template): New class definition.
10866 (Reloc_stub): Same.
10867 (Stub_factory): Same.
10868 (Target_arm::Target_arm): Initialize may_use_blx_ and
10869 should_force_pic_veneer_.
10870 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
10871 Target_arm::should_force_pic_veneer,
10872 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
10873 Target_arm::using_thumb_only, Target_arm:;default_target): New
10875 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
10876 New data member declarations.
10877 (Insn_template::size, Insn_template::alignment): New method defintions.
10878 (Stub_template::Stub_template): New method definition.
10879 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
10880 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
10881 (Stub_factory::Stub_factory): New method definition.
10882 * gold.h (string_hash): New template.
10883 * output.h (Input_section_specifier::hash_value): Use
10885 (Input_section_specifier::string_hash): Remove.
10886 * stringpool.cc (Stringpool_template::string_hash): Use
10889 2009-10-20 Doug Kwan <dougkwan@google.com>
10891 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
10892 symbols of relaxed input sections.
10893 * output.h (Output_section::find_relaxed_input_section): Make
10896 2009-10-16 Doug Kwan <dougkwan@google.com>
10898 * dynobj.cc (Versions::Versions): Initialize version_script_.
10899 Only insert base version symbol definition for a shared object
10900 if version script defines any version versions.
10901 (Versions::define_base_version): New method definition.
10902 (Versions::add_def): Check that base version is not needed.
10903 (Versions::add_need): Define base version lazily.
10904 * dynobj.h (Versions::define_base_version): New method declaration.
10905 (Versions::needs_base_version_): New data member declaration.
10906 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
10907 (check_DATA): Add no_version_test.stdout.
10908 (libno_version_test.so, no_version_test.o no_version_test.stdout):
10910 * testsuite/Makefile.in: Regenerate.
10911 * testsuite/no_version_test.c: New file.
10912 * testsuite/no_version_test.sh: Ditto.
10914 2009-10-16 Doug Kwan <dougkwan@google.com>
10916 * expression.cc (class Segment_start_expression): New class definition.
10917 (Segment_start_expression::value): New method definition.
10918 (script_exp_function_segment_start): Return a new
10919 Segment_start_expression.
10920 * gold/script-c.h (script_saw_segment_start_expression): New function
10922 * script-sections.cc (Script_sections::Script_sections): Initialize
10923 SAW_SEGMENT_START_EXPRESSION_ to false.
10924 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
10925 and -Tbbs options to specify section addresses if given in
10926 command line and no SEGMENT_START expression is seen in a script.
10927 * script-sections.h (Script_sections::saw_segment_start_expression,
10928 Script_sections::set_saw_segment_start_expression): New method
10930 (Script_sections::saw_segment_start_expression_): New data member
10932 * script.cc (script_saw_segment_start_expression): New function.
10933 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
10934 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
10935 script_test_7.sh and script_test_8.sh.
10936 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
10937 script_test_8.stdout.
10938 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
10939 (script_test_6, script_test_6.stdout, script_test_7,
10940 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
10941 * Makefile.in: Regenerate.
10942 * testsuite/script_test_6.sh: New file.
10943 * testsuite/script_test_6.t: Same.
10944 * testsuite/script_test_7.sh: Same.
10945 * testsuite/script_test_7.t: Same.
10946 * testsuite/script_test_8.sh: Same.
10948 2009-10-16 Doug Kwan <dougkwan@google.com>
10950 * output.cc (Output_segment::set_section_list_address): Cast
10951 expressions to unsigned long long type to avoid format warnings.
10953 2009-10-15 Ian Lance Taylor <iant@google.com>
10955 * script.cc (Script_options::add_symbol_assignment): Always add a
10956 dot assignment to script_sections_.
10957 * script-sections.cc (Script_sections::add_dot_assignment):
10958 Initialize if necessary.
10960 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
10961 program headers with no load segment if there is a linker script.
10963 * layout.cc (Layout::set_segment_offsets): Align the file offset
10964 to the segment aligment for -N or -n with no load segment.
10965 * output.cc (Output_segment::add_output_section): Don't crash if
10966 the first section is a TLS section.
10967 (Output_segment::set_section_list_addresses): Print an error
10968 message if the address moves backward in a linker script.
10969 * script-sections.cc
10970 (Output_section_element_input::set_section_addresses): Don't
10971 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
10972 (Orphan_output_section::set_section_addresses): Likewise.
10974 2009-10-15 Doug Kwan <dougkwan@google.com>
10976 * layout.cc (Layout::finish_dynamic_section): Generate tags
10977 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
10978 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
10979 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
10981 2009-10-14 Ian Lance Taylor <iant@google.com>
10983 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
10985 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
10986 data_shdr fields of relinfo.
10987 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
10988 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
10989 R_386_TLS_LDO_32, adjust based on section flags.
10990 (Target_i386::Relocate::fix_up_ldo): Remove.
10992 2009-10-13 Ian Lance Taylor <iant@google.com>
10994 Add support for -pie.
10995 * options.h (class General_options): Add -pie and
10997 (General_options::output_is_position_independent): Test -pie.
10998 (General_options::output_is_executable): Return true if not shared
10999 and not relocatable.
11000 (General_options::output_is_pie): Remove.
11001 * options.cc (General_options::finalize): Reject incompatible uses
11003 * gold.cc (queue_middle_tasks): A -pie link is not static.
11004 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
11005 * symtab.cc (Symbol::final_value_is_known): Return false if
11006 output_is_position_independent.
11007 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
11008 output_is_position_independent.
11009 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
11010 output_is_position_independent.
11011 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
11012 output_is_position_independent.
11013 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
11015 (basic_pie_test.o, basic_pie_test): New targets.
11016 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
11017 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
11018 (two_file_pie_test): New target.
11019 * testsuite/Makefile.in: Rebuild.
11020 * README: Remove note saying that -pie is not supported.
11022 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11024 * options.h (class General_options): Add -init and -fini.
11025 * layout.cc (Layout::finish_dynamic_section): Emit
11026 given init and fini functions.
11028 2009-10-13 Sriraman Tallam <tmsriram@google.com>
11030 * gc.h (gc_process_relocs): Check if icf is enabled using new
11032 * gold.cc (queue_initial_tasks): Likewise.
11033 (queue_middle_tasks): Likewise.
11034 * object.cc (do_layout): Likewise.
11035 * symtab.cc (is_section_folded): Likewise.
11036 * main.cc (main): Likewise.
11037 * reloc.cc (Read_relocs::run): Likewise.
11038 (Sized_relobj::do_scan_relocs): Likewise.
11039 * icf.cc (is_function_ctor_or_dtor): New function.
11040 (Icf::find_identical_sections): Check if function is ctor or dtor when
11041 safe icf is chosen.
11042 * options.h (General_options::icf): Change option to be an enum.
11043 (Icf_status): New enum.
11044 (icf_enabled): New method.
11045 (icf_safe_folding): New method.
11046 (set_icf_status): New method.
11047 (icf_status_): New variable.
11048 * (options.cc) (General_options::finalize): Set icf_status_.
11049 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
11050 icf_test and icf_keep_unique_test to use the --icf enum flag.
11051 * testsuite/icf_safe_test.sh: New file.
11052 * testsuite/icf_safe_test.cc: New file.
11054 2009-10-12 Sriraman Tallam <tmsriram@google.com>
11056 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
11057 includes to gc.h and icf.h.
11058 * arm.cc: Include gc.h.
11059 * gold.cc: Likewise.
11060 * i386.cc: Likewise.
11061 * powerpc.cc: Likewise.
11062 * sparc.cc: Likewise.
11063 * x86_64.cc: Likewise.
11064 * gc.h: Include icf.h.
11066 2009-10-11 Ian Lance Taylor <iant@google.com>
11068 * plugin.cc: Include "gold.h" before other header files.
11070 2009-10-10 Chris Demetriou <cgd@google.com>
11072 * options.h (Input_file_argument::Input_file_type): New enum.
11073 (Input_file_argument::is_lib_): Replace with...
11074 (Input_file_argument::type_): New member.
11075 (Input_file_argument::Input_file_argument): Take Input_file_type
11076 'type' rather than boolean 'is_lib' as second argument.
11077 (Input_file_argument::is_lib): Use type_.
11078 (Input_file_argument::is_searched_file): New function.
11079 (Input_file_argument::may_need_search): Handle is_searched_file.
11080 * options.cc (General_options::parse_library): Support -l:filename.
11081 (General_options::parse_just_symbols): Update for Input_file_argument
11083 (Command_line::process): Likewise.
11084 * archive.cc (Archive::get_file_and_offset): Likewise.
11085 * plugin.cc (Plugin_manager::release_input_file): Likewise.
11086 * script.cc (read_script_file, script_add_file): Likewise.
11087 * fileread.cc (Input_file::Input_file): Likewise.
11088 (Input_file::will_search_for): Handle is_searched_file.
11089 (Input_file::open): Likewise.
11090 * readsyms.cc (Read_symbols::get_name): Likewise.
11091 * testsuite/Makefile.am (searched_file_test): New test.
11092 * testsuite/Makefile.in: Regenerate.
11093 * testsuite/searched_file_test.cc: New file.
11094 * testsuite/searched_file_test_lib.cc: New file.
11096 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11097 Ian Lance Taylor <iant@google.com>
11099 * descriptor.cc: Include <cstdio> and "binary-io.h".
11100 (Descriptors::open): Open the files in binary mode always.
11101 * script.cc (Lex::get_token): Treat \r as whitespace.
11103 2009-10-09 Ian Lance Taylor <iant@google.com>
11105 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
11107 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11108 Ian Lance Taylor <iant@google.com>
11110 * configure.ac: Check for readv function also.
11111 * fileread.cc (readv): Define if not HAVE_READV.
11112 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
11114 * config.in: Regenerate.
11115 * configure: Regenerate.
11117 2009-10-09 Doug Kwan <dougkwan@google.com>
11119 * layout.cc (Layout::make_output_section): Call target hook to make
11120 ordinary output section.
11121 (Layout::finalize): Adjust parameter list of call the
11122 Target::may_relax().
11123 * layout.h (class Layout::section_list): New method.
11124 * merge.h (Output_merge_base::entsize): Change visibility to public.
11125 (Output_merge_base::is_string, Output_merge_base::do_is_string):
11127 (Output_merge_string::do_is_string): New method.
11128 * object.cc (Sized_relobj::do_setup): renamed from
11129 Sized_relobj::set_up.
11130 * object.h (Sized_relobj::adjust_shndx,
11131 Sized_relobj::initializ_input_to_output_maps,
11132 Sized_relobj::free_input_to_output_maps): Change visibilities to
11134 (Sized_relobj::setup): Virtualize.
11135 (Sized_relobj::do_setup): New method declaration.
11136 (Sized_relobj::invalidate_section_offset,
11137 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
11138 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
11139 * options.cc (parse_int): New function.
11140 * options.h (parse_int): New declaration.
11141 (DEFINE_int): New macro.
11142 (stub_group_size): New option.
11143 * output.cc (Output_section::Output_section): Initialize memebers
11144 merge_section_map_, merge_section_by_properties_map_,
11145 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
11146 (Output_section::add_input_section): Handled deferred code-fill
11147 generation and remove an old comment.
11148 (Output_section::add_relaxed_input_section): New method definition.
11149 (Output_section::add_merge_input_section): Use merge section by
11150 properties map to speed to search. Update merge section maps
11152 (Output_section::build_relaxation_map): New method definition.
11153 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
11155 (Output_section::relax_input_section): Renamed to
11156 Output_section::convert_input_sections_to_relaxed_sections and change
11157 interface to take a vector of pointers to relaxed sections.
11158 (Output_section::find_merge_section,
11159 Output_section::find_relaxed_input_section): New method definitions.
11160 (Output_section::is_input_address_mapped,
11161 Output_section::output_offset, Output_section::output_address):
11162 Use output section data maps to speed up searching.
11163 (Output_section::find_starting_output_address): Add comments.
11164 (Output_section::do_write,
11165 Output_section::write_to_postprocessing_buffer): Do code-fill
11166 generation as appropriate.
11167 (Output_section::get_input_sections): Invalidate relaxed input section
11169 (Output_section::restore_states): Adjust type of checkpoint .
11170 Invalidate relaxed input section map.
11171 * output.h (Output_merge_base): New class declaration.
11172 (Input_section_specifier): New class defintion.
11173 (class Output_relaxed_input_section) Change base class to
11174 Output_section_data_build.
11175 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
11176 base class initializer.
11177 (Output_section::add_relaxed_input_section): New method declaration.
11178 (Output_section::Input_section): Change visibility to protected.
11179 (Output_section::Input_section::relobj,
11180 Output_section::Input_section::shndx): Handle relaxed input sections.
11181 Output_section::input_sections) Change visibility to protected. Also
11182 define overload to return a non-const pointer.
11183 (Output_section::Merge_section_properties): New class defintion.
11184 (Output_section::Merge_section_by_properties_map,
11185 Output_section::Output_section_data_by_input_section_map,
11186 Output_section::Relaxation_map): New types.
11187 (Output_section::relax_input_section): Rename method to
11188 Output_section::convert_input_sections_to_relaxed_sections and change
11189 interface to take a vector of relaxed section pointers.
11190 (Output_section::find_merge_section,
11191 Output_section::find_relaxed_input_section,
11192 Output_section::build_relaxation_map,
11193 Output_section::convert_input_sections_in_list_to_relaxed_sections):
11194 New method declarations.
11195 (Output_section::merge_section_map_
11196 Output_section::merge_section_by_properties_map_,
11197 Output_section::relaxed_input_section_map_,
11198 Output_section::is_relaxed_input_section_map_valid_,
11199 Output_section::generate_code_fills_at_write_): New data members.
11200 * script-sections.cc
11201 (Output_section_element_input::set_section_addresses): Call
11202 current_data_size and addralign methods of relaxed input sections.
11203 (Orphan_output_section::set_section_addresses): Call current_data_size
11204 and addralign methods of relaxed input sections.
11205 * symtab.cc (Symbol_table::compute_final_value): Extract template
11206 from the body of Symbol_table::sized_finalize_symbol.
11207 (Symbol_table::sized_finalized_symbol): Call
11208 Symbol_table::compute_final_value.
11209 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
11210 (Symbol_table::compute_final_value): New templated method declaration.
11211 * target.cc (Target::do_make_output_section): New method defintion.
11212 * target.h (Target::make_output_section): New method declaration.
11213 (Target::relax): Add more parameters for input objects, symbol table
11214 and layout. Adjust call to do_relax.
11215 (Target::do_make_output_section): New method declaration.
11216 (Target::do_relax): Add parameters for input objects, symbol table
11219 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11221 * pread.c: Include stdio.h.
11223 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11225 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
11228 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11230 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
11231 Change read_shndx type to unsigned int.
11232 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11234 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11235 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
11236 Change read_shndx type to unsigned int.
11237 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11239 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11240 * layout.cc (Layout::create_symtab_sections): Cast the result of
11241 local_symcount * symsize to off_t in the gold_assert.
11243 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11245 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
11246 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
11248 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
11249 (Arm_relocate_functions::thm_abs5): New function.
11250 (Arm_relocate_functions::abs12): New function.
11251 (Arm_relocate_functions::abs16): New function.
11252 (Arm_relocate_functions::base_abs): New function.
11253 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
11254 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
11255 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
11257 (Scan::global): Likewise.
11258 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
11259 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
11260 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
11261 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
11264 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11266 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
11267 (Arm_relocate_functions::movt_prel): New function.
11268 (Arm_relocate_functions::thm_movw_prel_nc): New function.
11269 (Arm_relocate_functions::thm_movt_prel): New function.
11270 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
11271 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
11272 (Scan::global, Relocate::relocate): Likewise.
11273 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11275 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11277 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
11278 Incremental_checker.
11279 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
11281 (class Incremental_inputs_header): New class.
11282 (Incremental_inputs_header_writer): Edit comment.
11283 (Incremental_inputs_entry): New class.
11284 (Incremental_inputs_entry_writer): Edit comment.
11285 (Sized_incremental_binary::do_find_incremental_inputs_section):
11286 Add *strtab_shndx parameter, fill it.
11287 (Sized_incremental_binary::do_check_inputs): New method.
11288 (Incremental_checker::can_incrementally_link_output_file): Use
11289 Sized_incremental_binary::check_inputs.
11290 (Incremental_inputs::report_command_line): Save command line in
11293 (Incremental_binary::find_incremental_inputs_section): New
11295 (Incremental_binary::do_find_incremental_inputs_section): Add
11296 strtab_shndx parameter.
11297 (Incremental_binary::do_check_inputs): New pure virtual method.
11298 (Sized_incremental_binary::do_check_inputs): Declare.
11299 (Incremental_checker::Incremental_checker): Add incremental_inputs
11300 parameter, use it to initialize incremental_inputs_.
11301 (Incremental_checker::incremental_inputs_): New field.
11302 (Incremental_checker::command_line): New method.
11303 (Incremental_checker::inputs): New method.
11304 (Incremental_checker::command_line_): New field.
11306 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11308 * incremental.cc: Include <cstdarg> and "target-select.h".
11309 (vexplain_no_incremental): New function.
11310 (explain_no_incremental): New function.
11311 (Incremental_binary::error): New method.
11312 (Sized_incremental_binary::do_find_incremental_inputs_section): New
11314 (make_sized_incremental_binary): New function.
11315 (open_incremental_binary): New function.
11316 (can_incrementally_link_file): Add checks if output is ELF and has
11318 * incremental.h: Include "elfcpp_file.h" and "output.h".
11319 (Incremental_binary): New class.
11320 (Sized_incremental_binary): New class.
11321 (open_incremental_binary): Declare.
11322 * object.cc (is_elf_object): Use
11323 elfcpp::Elf_recognizer::is_elf_file.
11324 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
11325 * output.h (Output_file::filesize): New method.
11327 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11329 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
11331 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
11332 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
11334 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
11336 (Arm_relocate_functions::movw_abs_nc): New function.
11337 (Arm_relocate_functions::movt_abs): New function.
11338 (Arm_relocate_functions::thm_movw_abs_nc): New function.
11339 (Arm_relocate_functions::thm_movt_abs): New function.
11340 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
11341 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
11342 (Scan::global): Likewise.
11343 (Relocate::relocate): Likewise.
11344 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11346 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11348 * arm.cc (Arm_relocate_functions::got_prel) New function.
11349 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
11350 (Relocate::relocate): Likewise.
11351 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11353 2009-10-06 Ian Lance Taylor <iant@google.com>
11355 * options.h (class General_options): Define
11356 split_stack_adjust_size parameter.
11357 * object.h (class Object): Add uses_split_stack_ and
11358 has_no_split_stack_ fields. Add uses_split_stack and
11359 has_no_split_stack accessor functions. Declare
11360 handle_split_stack_section.
11361 (class Reloc_symbol_changes): Define.
11362 (class Sized_relobj): Define Function_offsets. Declare
11363 split_stack_adjust, split_stack_adjust_reltype, and
11365 * object.cc (Object::handle_split_stack_section): New function.
11366 (Sized_relobj::do_layout): Call handle_split_stack_section.
11367 * dynobj.cc (Sized_dynobj::do_layout): Call
11368 handle_split_stack_section.
11369 * reloc.cc (Sized_relobj::relocate_sections): Call
11370 split_stack_adjust for executable sections in split_stack
11371 objects. Pass reloc_map to relocate_section.
11372 (Sized_relobj::split_stack_adjust): New function.
11373 (Sized_relobj::split_stack_adjust_reltype): New function.
11374 (Sized_relobj::find_functions): New function.
11375 * target-reloc.h: Include "object.h".
11376 (relocate_section): Add reloc_symbol_changes parameter. Change
11378 * target.h (class Target): Add calls_non_split method. Declare
11379 do_calls_non_split virtual method. Declare match_view and
11381 * target.cc: Include "elfcpp.h".
11382 (Target::do_calls_non_split): New function.
11383 (Target::match_view): New function.
11384 (Target::set_view_to_nop): New function.
11385 * gold.cc (queue_middle_tasks): Give an error if mixing
11386 split-stack and non-split-stack objects with -r.
11387 * i386.cc (Target_i386::relocate_section): Add
11388 reloc_symbol_changes parameter.
11389 (Target_i386::do_calls_non_split): New function.
11390 * x86_64.cc (Target_x86_64::relocate_section): Add
11391 reloc_symbol_changes parameter.
11392 (Target_x86_64::do_calls_non_split): New function.
11393 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
11395 * powerpc.cc (Target_powerpc::relocate_section): Add
11396 reloc_symbol_changes parameter.
11397 * sparc.cc (Target_sparc::relocate_section): Add
11398 reloc_symbol_changes parameter.
11399 * configure.ac: Call AM_CONDITIONAL for the default target.
11400 * configure: Rebuild.
11401 * testsuite/Makefile.am (TEST_AS): New variable.
11402 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
11403 (check_DATA): Add split_i386 and split_x86_64 files.
11404 (SPLIT_DEFSYMS): Define.
11405 (split_i386_[1234n].o): New targets.
11406 (split_i386_[124]): New targets.
11407 (split_i386_[1234r].stdout): New targets.
11408 (split_x86_64_[1234n].o): New targets.
11409 (split_x86_64_[124]): New targets.
11410 (split_x86_64_[1234r].stdout): New targets.
11411 (MOSTLYCLEANFILES): Add new executables.
11412 * testsuite/split_i386.sh: New file.
11413 * testsuite/split_x86_64.sh: New file.
11414 * testsuite/split_i386_1.s: New file.
11415 * testsuite/split_i386_2.s: New file.
11416 * testsuite/split_i386_3.s: New file.
11417 * testsuite/split_i386_4.s: New file.
11418 * testsuite/split_i386_n.s: New file.
11419 * testsuite/split_x86_64_1.s: New file.
11420 * testsuite/split_x86_64_2.s: New file.
11421 * testsuite/split_x86_64_3.s: New file.
11422 * testsuite/split_x86_64_4.s: New file.
11423 * testsuite/split_x86_64_n.s: New file.
11424 * testsuite/testfile.cc (Target_test): Update relocation_section
11426 * testsuite/Makefile.in: Rebuild.
11428 2009-10-06 Ian Lance Taylor <iant@google.com>
11430 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
11431 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
11432 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
11433 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
11434 the address on ldo_addrs_.
11435 (Target_i386::Relocate::fix_up_ldo): New function.
11437 2009-10-06 Rafael Espindola <espindola@google.com>
11439 * plugin.cc (add_input_library): New.
11440 (Plugin::load): Add add_input_library to tv.
11441 (Plugin_manager::add_input_file): Add the is_lib argument.
11442 (add_input_file): Update call to Plugin_manager::add_input_file.
11443 (add_input_library): New.
11444 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
11446 2009-09-30 Doug Kwan <dougkwan@google.com>
11448 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
11449 symbol and call Symbol::may_need_copy_reloc to determine if
11450 a copy reloc is needed.
11451 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
11452 nocopyreloc is given in command line.
11453 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
11454 given in command line.
11455 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
11456 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
11457 of the removed Target_i386::may_need_copy_reloc.
11458 * options.h (copyreloc): New option with default value false.
11459 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11460 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
11461 instead of the removed Target_powerpc::may_need_copy_reloc.
11462 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11463 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
11464 instead of the removed Target_sparc::may_need_copy_reloc.
11465 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
11466 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
11467 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
11468 instead of the removed Target_x86_64::may_need_copy_reloc.
11470 2009-09-30 Ian Lance Taylor <iant@google.com>
11472 * object.h (class Object): Remove target_ field, and target,
11473 sized_target, and set_target methods.
11474 (Object::sized_target): Remove.
11475 (class Sized_relobj): Update declarations. Remove sized_target.
11476 * object.cc (Sized_relobj::setup): Remove target parameter.
11477 Change all callers.
11478 (Input_objects::add_object): Don't do anything with the target.
11479 (make_elf_sized_object): Add punconfigured parameter. Change all
11480 callers. Set or test parameter target.
11481 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
11482 Change all callers.
11483 * parameters.cc (Parameters::set_target): Change parameter type to
11485 (Parameters::default_target): Remove.
11486 (set_parameters_target): Change parameter type to be non-const.
11487 (parameters_force_valid_target): New function.
11488 (parameters_clear_target): New function.
11489 * parameters.h (class Parameters): Update declarations. Remove
11490 default_target method. Add sized_target and clear_target
11491 methods. Change target_ to be non-const.
11492 (set_parameters_target): Update declaration.
11493 (parameters_force_valid_target): Declare.
11494 (parameters_clear_target): Declare.
11495 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
11496 as NULL if we aren't searching.
11497 (Add_symbols::run): Don't check for compatible target.
11498 * fileread.cc (Input_file::open_binary): Call
11499 parameters_force_valid_target.
11500 * gold.cc (queue_middle_tasks): Likewise.
11501 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
11502 set_target on object.
11503 * dynobj.h (class Sized_dynobj): Update declarations.
11504 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
11505 make_elf_object returns NULL.
11506 (Archive::include_member): Don't check whether object target is
11508 * output.cc (Output_section::add_input_section): Get target from
11510 (Output_section::relax_input_section): Likewise.
11511 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
11513 (Sized_relobj::do_scan_relocs): Likewise.
11514 (Sized_relobj::relocate_sections): Likewise.
11515 * resolve.cc (Symbol_table::resolve): Likewise.
11516 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
11517 parameter. Change all callers.
11518 (Symbol_table::add_from_object): Get target from parameters.
11519 (Symbol_table::add_from_relobj): Don't check object target.
11520 (Symbol_table::add_from_dynobj): Likewise.
11521 (Symbol_table::define_special_symbol): Get target from
11523 * symtab.h (class Symbol_table): Update declaration.
11524 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
11525 parameter. Change all callers. Clear parameter target.
11526 (Binary_test): Test target here.
11527 * testsuite/object_unittest.cc (gold_testsuite): Remove
11528 target_test_pointer parameter. Change all callers.
11529 (Object_test): Test target here.
11531 2009-09-26 Ian Lance Taylor <iant@google.com>
11533 * testsuite/initpri1.c: Don't try to use constructor priorities if
11534 compiling with gcc before 4.3.
11536 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
11538 * testsuite/retain_symbols_file_test.sh (check_present): Change
11539 output file name to retain_symbols_file_test.stdout.
11540 (check_absent): Likewise.
11542 2009-09-18 Craig Silverstein <csilvers@google.com>
11544 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
11545 * options.cc: Include <cerrno> and <fstream>.
11546 (General_options::finalize): Parse -retain-symbols-file tag.
11547 * options.h: New flag.
11548 (General_options): New method should_retain_symbol, new
11549 variable symbols_to_retain.
11550 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
11551 should_retain_symbol map.
11552 * testsuite/Makefile.am (retain_symbols_file_test): New test.
11553 * testsuite/Makefile.in: Regenerate.
11554 * testsuite/retain_symbols_file_test.sh: New file.
11556 2009-09-18 Nick Clifton <nickc@redhat.com>
11558 * po/es.po: Updated Spanish translation.
11560 2009-09-17 Doug Kwan <dougkwan@google.com>
11562 * debug.h (DEBUG_RELAXATION): New constant.
11563 (DEBUG_ALL): Add DEBUG_RELAXATION.
11564 (debug_string_to_enum): Add relaxation debug option.
11566 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
11567 Layout::Relaxation_debug_check::read_sections,
11568 Layout::Relaxation_debug_check::read_sections): New method definitions.
11569 (Layout::Layout): Initialize data members
11570 record_output_section_data_from_scrips_,
11571 script_output_section_data_list_ and relaxation_debug_check_.
11572 (Layout::save_segments, Layout::restore_segments,
11573 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11574 Layout::relaxation_loop_body): New method definitions.
11575 (Layout::finalize): Support relaxation. Move section layout code to
11576 Layout::relaxation_loop_body.
11577 (Layout::set_asection_address_from_script): Move code for orphan
11578 section placement out.
11579 (Layout::place_orphan_sections_in_script): New method definition.
11580 * layout.h (Output_segment_headers, Output_file_header):
11581 New forward class declarations.
11582 (Layout::~Layout): Define.
11583 (Layout::new_output_section_data_from_script): New method definition.
11584 (Layout::place_orphan_sections_in_script): New method declaration.
11585 (Layout::Segment_states): New type declaration.
11586 (Layout::save_segments, Layout::restore_segments,
11587 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11588 Layout::relaxation_loop_body): New method declarations.
11589 (Layout::Output_section_data_list): New type declaration.
11590 (Layout::Relaxation_debug_check): New class definition.
11591 (Layout::record_output_section_data_from_script_,
11592 Layout::script_output_section_data_list_, Layout::segment_states_,
11593 Layout::relaxation_debug_check_): New data members.
11594 * output.cc: (Output_section_headers::do_size): New method definition.
11595 (Output_section_headers::Output_section_headers): Move size
11596 computation to Output_section_headers::do_size.
11597 (Output_segment_headers::do_size): New method definition.
11598 (Output_file_header::Output_file_header): Move size computation to
11599 Output_file_header::do_size and call it.
11600 (Output_file_header::do_size): New method definition.
11601 (Output_data_group::Output_data_group): Adjust call to
11602 Output_section_data.
11603 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
11604 (Output_symtab_xindex::do_write): Add array bound check.
11605 (Output_section::Input_section::print_to_mapfile): Handle
11606 RELAXED_INPUT_SECTION_CODE.
11607 (Output_section::Output_section): Initialize data member checkpoint_.
11608 (Output_section::~Output_section): Delete checkpoint object pointed
11610 (Output_section::add_input_section): Always add an Input_section if
11612 (Output_section::add_merge_input_section): Add assert.
11613 (Output_section::relax_input_section): New method definition.
11614 (Output_section::set_final_data_size): Set load address to zero for
11615 an unallocated section.
11616 (Output_section::do_address_and_file_offset_have_reset_values):
11617 New method definition.
11618 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
11619 Handle relaxed input section.
11620 (Output_section::sort_attached_input_sections): Checkpoint input
11621 section list lazily.
11622 (Output_section::get_input_sections): Change type of input_sections to
11623 list of Simple_input_section pointers. Checkpoint input section list
11624 lazily. Also handle relaxed input sections.
11625 (Output_section::add_input_section_for_script): Take a reference to
11626 a Simple_input_section object instead of Relobj pointer and section
11627 index as parameter. Handle relaxed input sections.
11628 (Output_section::save_states, Output_section::restore_states): New
11629 method definitions.
11630 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
11631 (Output_data::is_data_size_fixed): New method definition.
11632 (Output_data::reset_addresss_and_file_offset): Do not reset data size
11634 (Output_data::address_and_file_offset_have_reset_values): New method
11636 (Output_data::do_address_and_file_offset_have_reset_values): New method
11638 (Output_data::set_data_size): Check that data size is not fixed.
11639 (Output_data::fix_data_size): New method definition.
11640 (Output_data::is_data_size_fixed_): New data member.
11641 (Output_section_headers::set_final_data_size): New method definition.
11642 (Output_section_headers::do_size): New method declaration.
11643 (Output_segment_headers::set_final_data_size): New method definition.
11644 (Output_segment_headers::do_size): New method declaration.
11645 (Output_file_header::set_final_data_size)::New method definition.
11646 (Output_file_header::do_size)::New method declaration.
11647 (Output_section_data::Output_section_data): Add new parameter
11648 is_data_size_fixed and use it to fix data size.
11649 (Output_data_const::Output_data_const): Adjust call to base class
11650 constructor and fix data size.
11651 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
11652 base class constructor and fix data size.
11653 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
11654 base class constructor and fix data size.
11655 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
11656 class constructor and fix data size.
11657 (Output_data_group::set_final_data_size): New method definition.
11658 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
11659 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
11660 class constructor and fix data size.
11661 (Output_relaxed_input_section): New class definition.
11662 (Output_section::Simple_input_section): New class definition.
11663 (Output_section::get_input_sections): Adjust parameter list.
11664 (Output_section::add_input_section_for_script): Same.
11665 (Output_section::save_states, Output_section::restore_states,
11666 Output_section::do_address_and_file_offset_have_reset_values,
11667 (Output_section::Input_section::Input_section): Handle
11668 RELAXED_INPUT_SECTION_CODE. Add new overload for
11669 Output_relaxed_input_section.
11670 (Output_section::Input_section::is_input_section,
11671 Output_section::Input_section::set_output_section): Handle relaxed
11673 (Output_section::Input_section::is_relaxed_input_section,
11674 Output_section::Input_section::output_section_data,
11675 Output_section::Input_section::relaxed_input_section): New method
11677 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
11679 (Output_section::Input_section::u1_): Update comments.
11680 (Output_section::Input_section::u2_): Add new union member poris.
11681 (Output_section::Checkpoint_output_section): New classs definition.
11682 (Output_section::relax_input_section): New method declaration.
11683 (Output_section::checkpoint_): New data member.
11684 (Output_segment): Update comments.
11685 (Output_segment::Output_segment): Un-privatize copy constructor.
11686 (Output_segment::operator=): Un-privatize.
11687 * script-sections.cc (Output_section_element::Input_section_list):
11688 Change element type to Output_section::Simple_input_section.
11689 (Output_section_element_dot_assignment::set_section_addresses):
11690 Register output section data for relaxation clean up.
11691 (Output_data_exression::Output_data_expression): Adjust call to base
11692 constructor to fix data size.
11693 (Output_section_element_data::set_section_addresses): Register
11694 Output_data_expression object for relaxation clean up.
11695 (struct Input_section_info): Replace Relobj pointer and section index
11696 pair with Output_section::Simple_input_section and Convert struct to a
11698 (Input_section_sorter::operator()): Adjust access to
11699 Input_section_info data member to use accessors.
11700 (Output_section_element_input::set_section_addresses): Use layout
11701 parameter. Adjust code to use Output_section::Simple_input_section
11702 and Input_secction_info classes. Register filler for relaxation
11704 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
11705 and section index pair with Output_section::Simple_input_section
11706 class. Adjust code accordingly.
11707 (Phdrs_element::release_segment): New method definition.
11708 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
11710 (Script_sections::release_segments): New method definition.
11711 * gold/script-sections.h (Script_sections::release_segments): New
11712 method declaration.
11713 * gold/target.h (Target::may_relax, Target::relax,
11714 Target::do_may_relax, Target::do_relax): New method definitions.
11716 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11718 * arm.cc (has_signed_unsigned_overflow): New function.
11719 (Arm_relocate_functions::abs8): New function.
11720 (Target_arm::Scan::local): Handle R_ARM_ABS8.
11721 (Target_arm::Scan::global): Likewise.
11722 (Target_arm::relocate::relocate): Likewise.
11723 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11726 2009-09-16 Cary Coutant <ccoutant@google.com>
11728 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
11729 * testsuite/Makefile.in: Regenerate.
11731 2009-09-11 Nick Clifton <nickc@redhat.com>
11733 * po/gold.pot: Updated by the Translation project.
11735 2009-09-08 Cary Coutant <ccoutant@google.com>
11737 * output.cc (Output_file::open): Add execute permission to empty file.
11738 * testsuite/Makefile.am (permission_test): New test.
11739 * testsuite/Makefile.in: Regenerate.
11741 2009-09-02 Ian Lance Taylor <iant@google.com>
11743 * output.cc (Output_file::resize): Call map_no_anonymous rather
11746 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
11748 * gold.cc: Include "incremental.h".
11749 (queue_initial_tasks): Call Incremental_checker methods.
11750 * incremental.cc: Include "output.h".
11751 (Incremental_checker::can_incrementally_link_output_file): New
11753 * incremental.h (Incremental_checker): New class.
11755 * output.cc (Output_file::open_for_modification): New method.
11756 (Output_file::map_anonymous): Changed return type to bool. Record
11757 map in base_ field.
11758 (Output_file::map_no_anonymous): New method, broken out of map.
11759 (Output_file::map): Use map_no_anonymous and map_anonymous.
11760 * output.h (class Output_file): Update declarations.
11762 2009-08-24 Cary Coutant <ccoutant@google.com>
11764 * options.h (Command_line::Pre_options): New class.
11765 (Command_line::pre_options): New member.
11766 * options.cc (gold::options::ready_to_register): New variable.
11767 (One_option::register_option): Do nothing if not registering options.
11768 Assert if same short option registered twice.
11769 (General_options::General_options): Turn off option registration when
11771 (Command_line::Pre_options::Pre_options): New constructor.
11773 2009-08-24 Cary Coutant <ccoutant@google.com>
11775 * options.h (General_options::no_keep_memory): Remove incorrect
11778 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11780 * Makefile.am (am__skiplex, am__skipyacc): New.
11781 * Makefile.in: Regenerate.
11783 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11785 * Makefile.am (AM_CPPFLAGS): Renamed from ...
11786 (INCLUDES): ... this.
11787 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
11788 (AM_CPPFLAGS): Renamed from ...
11789 (INCLUDE): ... this.
11790 * Makefile.in, testsuite/Makefile.in: Regenerate.
11792 * Makefile.in: Regenerate.
11793 * aclocal.m4: Likewise.
11794 * config.in: Likewise.
11795 * configure: Likewise.
11796 * testsuite/Makefile.in: Likewise.
11798 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11799 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11800 * Makefile.in: Regenerate.
11801 * testsuite/Makefile.in: Regenerate.
11803 2009-08-19 Cary Coutant <ccoutant@google.com>
11805 * resolve.cc (Symbol_table::resolve): Don't complain about defined
11806 symbols in shared libraries overridden by hidden or internal symbols
11807 in the main program.
11809 2009-08-19 Chris Demetriou <cgd@google.com>
11811 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
11812 checking source file names in error messages.
11814 2009-08-18 Doug Kwan <dougkwan@google.com>
11816 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
11817 an elcpp::Ehdr as parameter. Adjust call to set_target.
11818 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
11819 an elfcpp::Ehdr as parameter.
11820 * object.cc (Object::set_target): Remove the version that looks up
11821 a target and sets it.
11822 (Sized_relobj::setup): Take a Target object instead of
11823 an elfcpp::Ehdr as parameter. Adjust call to set_target.
11824 (make_elf_sized_object): Find target and ask target to
11825 make an ELF object.
11826 * object.h: (Object::set_target): Remove the version that looks up
11827 a target and sets it.
11828 (Sized_relobj::setup): Take a Target object instead of
11829 an elfcpp:Ehdr as parameter.
11830 * target.cc: Include dynobj.h.
11831 (Target::do_make_elf_object_implementation): New.
11832 (Target::do_make_elf_object): New.
11833 * target.h (Target::make_elf_object): New template declaration.
11834 (Target::do_make_elf_object): New method declarations.
11835 (Target::do_make_elf_object_implementation): New template declaration.
11837 2009-08-14 Ian Lance Taylor <iant@google.com>
11839 * gold.h (FUNCTION_NAME): Define.
11840 (gold_unreachable): Use FUNCTION_NAME.
11842 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11844 * icf.cc (Icf::find_identical_sections): Issue a warning when a
11845 symbol in the --keep-unique list is not found.
11847 2009-08-12 Sriraman Tallam <tmsriram@google.com>
11849 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
11850 been maked as --keep-unique.
11851 (Icf::unfold_section): New function.
11852 * icf.h (Icf::unfold_section): New function.
11853 * options.h (General_options::keep_unique): New option.
11854 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
11855 * testsuite/Makefile.in: Regenerate.
11856 * testsuite/icf_keep_unique_test.sh: New file.
11857 * testsuite/icf_keep_unique_test.cc: New file.
11859 2009-08-12 Cary Coutant <ccoutant@google.com>
11862 * resolve.cc (Symbol_table::resolve): Check for references from
11863 dynamic objects to hidden and internal symbols.
11864 * testsuite/Makefile.am (hidden_test.sh): New test.
11865 * testsuite/Makefile.in: Regenerate.
11866 * testsuite/hidden_test.sh: New script.
11867 * testsuite/hidden_test_1.c: New test source.
11868 * testsuite/hidden_test_main.c: New test source.
11870 2009-08-11 Doug Kwan <dougkwan@google.com>
11872 * arm.cc: Update comments.
11873 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
11874 segment to locate the .ARM.exidx section if present.
11876 2009-08-09 Doug Kwan <dougkwan@google.com>
11878 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
11881 2009-08-07 Sriraman Tallam <tmsriram@google.com>
11882 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
11885 2009-08-06 Sriraman Tallam <tmsriram@google.com>
11887 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
11888 valid tls_segment only for non-debug-section relocations.
11889 * testsuite/Makefile.am: Add gc_tls_test.
11890 * testsuite/Makefile.in: Regenerate.
11891 * testsuite/gc_tls_test.cc: New file.
11892 * testsuite/gc_tls_test.sh: New file.
11894 2009-08-05 Sriraman Tallam <tmsriram@google.com>
11896 * icf.cc: New file.
11898 * Makefile.am (CCFILES): Add icf.cc.
11899 (HFILES): Add icf.h
11900 * Makefile.in: Regenerate.
11901 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
11902 * gc.h (gc_process_relocs): Populate lists used by icf to contain
11903 section, symbol and addend information for the relocs.
11904 * gold.cc (queue_middle_tasks): Call identical code folding.
11905 * gold.h: Add defines for multimap.
11906 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
11907 to the call of finalize_local_symbols.
11908 * main.cc (main): Create object of class Icf.
11909 * object.cc (Sized_relobj::do_layout): Allow this function to be
11910 called twice during icf.
11911 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
11912 to sections marked as identical by icf.
11913 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
11915 (Sized_relobj::do_section_entsize): New function.
11916 * object.h (Object::section_entsize): New function.
11917 (Object::do_section_entsize): New pure virtual function.
11918 (Relobj::finalize_local_symbols): Add new parameter.
11919 (Relobj::do_section_entsize): New function.
11920 * options.h (General_options::icf): New option.
11921 (General_options::icf_iterations): New option.
11922 (General_options::print_icf_sections): New option.
11923 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
11924 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
11925 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
11927 * symtab.cc (Symbol_table::is_section_folded): New function.
11928 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
11929 to sections marked as identical by icf.
11930 * symtab.h (Symbol_table::set_icf): New function.
11931 (Symbol_table::icf): New function.
11932 (Symbol_table::is_section_folded): New function.
11933 (Symbol_table::icf_): New data member.
11934 * target-reloc.h (relocate_section): Ignore sections folded by icf.
11935 * testsuite/Makefile.am: Add commands to build icf_test.
11936 * testsuite/Makefile.in: Regenerate.
11937 * testsuite/icf_test.sh: New file.
11938 * testsuite/icf_test.cc: New file.
11940 2009-07-24 Chris Demetriou <cgd@google.com>
11942 * layout.cc (is_compressible_debug_section): Fix incorrect
11943 comment about compressed section names.
11945 2009-07-20 Ian Lance Taylor <ian@airs.com>
11948 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
11950 2009-07-16 Ian Lance Taylor <iant@google.com>
11953 * layout.h: #include <map>.
11954 (class Kept_section): Change from struct to class. Add accessors
11955 and setters. Add section size to Comdat_group mapping. Change
11956 Comdat_group to std::map. Add is_comdat_ field. Add
11957 linkonce_size field in union.
11958 (class Layout): Update declaration of find_or_add_kept_section.
11959 Don't declare find_kept_object.
11960 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
11961 parameter. Add object, shndx, is_comdat, and is_group_name
11962 parameters. Change all callers. Adjust for new Kept_section.
11963 (Layout::find_kept_object): Remove.
11964 * object.cc (Sized_relobj::include_section_group): Update use of
11965 Kept_section. Rename secnum to shndx. Only record
11966 Kept_comdat_section if sections are the same size.
11967 (Sized_relobj::include_linkonce_section): Update use of
11968 Kept_section. Only record Kept_comdat_section if sections are the
11969 same size. Set size of linkonce section.
11970 (Sized_relobj::map_to_kept_section): Update call to
11971 get_kept_comdat_section.
11972 * object.h (class Sized_relobj): Rename fields in
11973 Kept_comdat_section to drop trailing underscores; change object
11974 field to Relobj*. Change Kept_comdat_section_table to store
11975 struct rather than pointer.
11976 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
11977 Add kept_object and kept_shndx parameters. Change all callers.
11978 (Sized_relobj::get_kept_comdat_section): Change return type to
11979 bool. Add kept_object and kept_shndx parameters. Change all
11981 * plugin.cc (Pluginobj::include_comdat_group): Update call to
11982 Layout::find_or_add_kept_section.
11984 2009-07-09 Ian Lance Taylor <iant@google.com>
11986 * merge.cc (Object_merge_map::initialize_input_to_output_map):
11987 Reserve space in the hash table.
11989 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
11991 * fileread.cc (File_read::get_mtime): New method.
11992 * fileread.h (Timespec): New structure.
11993 (File_read::get_mtime): New method.
11994 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
11995 Renamed from timestamp_nsec.
11996 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
11998 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
12000 (Incremental_inputs::report_archive): Save mtime; style fix.
12001 (Incremental_inputs::report_obejct): Save mtime; style fix.
12002 (Incremental_inputs::report_script): Save mtime; style fix.
12003 (Incremental_inputs::finalize_inputs): Style fix.
12004 (Incremental_inputs::finalize): Style fix.
12005 (Incremental_inputs::create_input_section_data): Store inputs
12007 * incremental.h (Incremental_inputs::report_script): Add mtime
12009 (Incremental_inputs::Input_info::Input_info): Intialize only one
12011 (Incremental_inputs::Input_info::archive): Move to nameless
12013 (Incremental_inputs::Input_info::obejct): Move to nameless union.
12014 (Incremental_inputs::Input_info::script): Move to nameless union.
12015 (Incremental_inputs::mtime): New field.
12016 * script.cc (read_input_script): Pass file mtime to
12018 * script.h (Script_info::inputs): Style fix.
12020 2009-07-01 Ian Lance Taylor <ian@airs.com>
12022 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
12025 2009-06-24 Ian Lance Taylor <iant@google.com>
12028 * layout.cc (Layout::choose_output_section): If we find an
12029 existing section, update the flags.
12030 (Layout::create_notes): New function, broken out of
12032 (Layout::finalize): Don't create note sections.
12033 (Layout::create_note): Don't crash if linker script discards
12035 (Layout::create_gold_note): Likewise.
12036 (Layout::create_build_id): Likewise. Don't set
12037 after_input_sections on the section.
12038 (Layout::create_executable_stack_info): Remove target parameter.
12040 * layout.h (class Layout): Declare create_notes. Update
12041 declaration of create_executable_stack_info.
12042 * gold.cc (queue_middle_tasks): Call create_notes.
12043 * output.cc (Output_section::update_flags_for_input_section): Move
12044 here from output.h. If SHF_ALLOC flag is newly set, mark address
12046 * output.h (Output_data::mark_address_invalid): New function.
12047 (class Output_section): Only declare, not define,
12048 update_flags_for_input_section. Remove set_flags.
12050 2009-06-24 Ian Lance Taylor <iant@google.com>
12052 * script-sections.cc (Output_section_definition::
12053 set_section_addresses): Rename shadowing local load_address to
12056 2009-06-24 Ian Lance Taylor <iant@google.com>
12059 * reloc.cc (relocate_sections): Skip empty relocation sections.
12061 2009-06-23 Ian Lance Taylor <iant@google.com>
12064 * layout.cc (Layout::create_note): Use choose_output_section
12065 rather than make_output_section.
12067 2009-06-23 Ian Lance Taylor <iant@google.com>
12070 * options.cc (General_options::parse_V): Set printed_version_.
12071 (General_options::General_options): Initialize printed_version_.
12072 * options.h (class General_options): Add printed_version_ field.
12073 * gold.cc (queue_initial_tasks): If there are no input files,
12074 don't give a fatal error if we printed the version information.
12075 (queue_middle_tasks): If using -r with a shared object, give a
12076 fatal error rather than an ordinary error.
12078 2009-06-23 Ian Lance Taylor <iant@google.com>
12081 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
12082 (Layout::make_output_section): Set have_stabstr_section_ if we see
12083 a .stab*str section.
12084 (Layout::finalize): Call link_stabs_sections.
12085 (Layout::link_stabs_sections): New file.
12086 * layout.h (class Layout): Add have_stabstr_section_ field.
12087 Declare link_stabs_sections.
12089 2009-06-23 Doug Kwan <dougkwan@google.com>
12091 * Makefile.am (libgold_a_LIBADD): New.
12092 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
12093 * Makefile.in: Regenerate.
12094 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
12095 * configure: Regenerate.
12096 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
12097 * fileread.cc: Include sys/state.h
12098 * gold.h: Declare memmem and strndup if found missing.
12099 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
12101 2009-06-23 Ian Lance Taylor <iant@google.com>
12103 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
12104 * configure: Rebuild.
12106 2009-06-23 Ian Lance Taylor <iant@google.com>
12109 * object.cc (Object::section_contents): Don't try to get a view if
12110 the section has length zero.
12111 (Object::handle_gnu_warning_section): If the section is empty, use
12112 the name of the section as the warning.
12114 2009-06-23 Ian Lance Taylor <iant@google.com>
12117 * stringpool.h (class Stringpool_template): Add optimize_ field.
12118 (Stringpool_template::set_optimize): New function.
12119 * stringpool.cc (Stringpool_template::Stringpool_template):
12120 Initialize optimize_ field.
12121 (Stringpool_template::set_string_offsets): Test local optimize
12122 fild rather than parameter.
12123 * layout.cc (Layout::Layout): Call set_optimize on the section
12126 2009-06-22 Ian Lance Taylor <iant@google.com>
12129 * yyscript.y: Parse TARGET.
12130 * script.cc (script_set_target): New function.
12131 * script-c.h (script_set_target): Declare.
12132 * options.cc (General_options::string_to_object_format): Rename
12133 from string_to_object_format in anonymous namespace. Change
12135 * options.h (class General_options): Declare
12136 string_to_object_format.
12138 2009-06-22 Ian Lance Taylor <iant@google.com>
12140 * script-sections.cc (Script_sections::create_segments): Don't put
12141 program headers in a PT_LOAD segment if -n or -N.
12143 2009-06-22 Ian Lance Taylor <iant@google.com>
12146 * options.h (class General_options): Add -z lazy and -z now. Sort
12147 -z options into alphabetical order.
12148 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
12150 2009-06-21 Ian Lance Taylor <iant@google.com>
12152 * layout.cc (Layout::make_output_section): Call
12153 Target::new_output_section.
12154 (Layout::attach_allocated_section_to_segment): Put large section
12155 sections in a separate load segment with the large segment flag
12157 (Layout::segment_precedes): Sort large data segments after other
12159 (align_file_offset): New static function.
12160 (Layout::set_segment_offsets): Use align_file_offset.
12161 * output.h (class Output_section): Add is_small_section_ and
12162 is_large_section_ fields.
12163 (Output_section::is_small_section): New function.
12164 (Output_section::set_is_small_section): New function.
12165 (Output_section::is_large_section): New function.
12166 (Output_section::set_is_large_section): New function.
12167 (Output_section::is_large_data_section): New function.
12168 (class Output_segment): Add is_large_data_segment_ field.
12169 (Output_segment::is_large_data_segment): New function.
12170 (Output_segment::set_is_large_data_segment): New function.
12171 * output.cc (Output_section::Output_section): Initialize new
12173 (Output_segment::Output_segment): Likewise.
12174 (Output_segment::add_output_section): Add assertion that large
12175 data sections always go in large data segments. Force small data
12176 sections to the end of the list of data sections. Force small BSS
12177 sections to the start of the list of BSS sections. For large BSS
12178 sections to the end of the list of BSS sections.
12179 * symtab.h (class Symbol): Declare is_common_shndx.
12180 (Symbol::is_defined): Check Symbol::is_common_shndx.
12181 (Symbol::is_common): Likewise.
12182 (class Symbol_table): Define enum Commons_section_type. Update
12183 declarations. Add small_commons_ and large_commons_ fields.
12184 * symtab.cc (Symbol::is_common_shndx): New function.
12185 (Symbol_table::Symbol_table): Initialize new fields.
12186 (Symbol_table::add_from_object): Put small and large common
12187 symbols in the right list.
12188 (Symbol_table::sized_finalized_symbol): Check
12189 Symbol::is_common_shndx.
12190 (Symbol_table::sized_write_globals): Likewise.
12191 * common.cc (Symbol_table::do_allocate_commons): Allocate new
12192 common symbol lists. Don't call do_allocate_commons_list if the
12194 (Symbol_table::do_allocate_commons_list): Remove is_tls
12195 parameter. Add comons_section_type parameter. Change all
12196 callers. Handle small and large common symbols.
12197 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
12198 Symbol::is_common_shndx.
12199 * resolve.cc (symbol_to_bits): Likewise.
12200 * target.h (Target::small_common_shndx): New function.
12201 (Target::small_common_section_flags): New function.
12202 (Target::large_common_shndx): New function.
12203 (Target::large_common_section_flags): New function.
12204 (Target::new_output_section): New function.
12205 (Target::Target_info): Add small_common_shndx, large_common_shndx,
12206 small_common_section_flags, and large_common_section_flags
12208 (Target::do_new_output_section): New virtual function.
12209 * arm.cc (Target_arm::arm_info): Initialize new fields.
12210 * i386.cc (Target_i386::i386_info): Likewise.
12211 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
12213 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
12214 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12215 (Target_x86_64::do_new_output_section): New function.
12216 * configure.ac: Define conditional MCMODEL_MEDIUM.
12217 * testsuite/Makefile.am (check_PROGRAMS): Add large.
12218 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
12219 (large_LDFLAGS): Define.
12220 * testsuite/large.c: New file.
12221 * testsuite/testfile.cc (Target_test::test_target_info):
12222 Initialize new fields.
12223 * configure, testsuite/Makefile.in: Rebuild.
12225 2009-06-05 Doug Kwan <dougkwan@google.com>
12227 * Makefile.am (CCFILES): Add target.cc.
12228 * Makefile.in: Regenerate.
12229 * i386.cc (class Target_i386): Define new virtual method to
12230 override do_is_local_label_name in parent.
12231 * object.cc (Sized_relobj::do_count_local_symbols): Discard
12232 local symbols if --discard-locals or -X is given.
12233 * options.h (class General_options): Declare new options
12234 '--discard-locals' and '-X' for discarding locals.
12235 * target.h (class Target): Define new methods is_local_label_name.
12236 Declare new virtual method do_is_local_label_name.
12237 * target.cc: New file.
12238 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
12239 (check_SCRIPTS): Add discard_locals_test.sh.
12240 (check_DATA): Add discard_local_tests.syms.
12241 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
12242 (discard_local_tests.syms, discard_locals_test.o): New make rules.
12243 * testsuite/Makefile.in: Regenerate.
12244 * testsuite/discard_locals_test.c: New file.
12245 * testsuite/discard_locals_test.sh: Same.
12247 2009-06-05 Doug Kwan <dougkwan@google.com>
12249 * object.cc (Sized_relobj::Sized_relobj): Initialize
12250 discarded_eh_frame_shndx_ to -1U.
12251 (Sized_relobj::do_layout): Record index of a discard .eh_frame
12253 (Sized_relobj::do_count_local_symbols): Skip local symbols in
12254 a discarded .eh_frame section.
12255 (Sized_relobj::do_finalize_local_symbols): Ditto.
12256 * object.h (class Sized_relobj): Declare new member
12257 discarded_eh_frame_shndx_.
12258 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
12259 (local_labels_test.o, local_labels_test): New rules.
12260 * testsuite/Makefile.in: Regenerate.
12262 2009-06-04 Doug Kwan <dougkwan@google.com>
12264 * layout.cc (Layout::section_name_mapping): Add mapping for
12265 special ARM sections.
12267 2009-06-03 Doug Kwan <dougkwan@google.com>
12269 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
12270 (utils::has_overflow): Same.
12272 2009-06-03 Ian Lance Taylor <iant@google.com>
12274 * layout.cc (Layout::section_name_mapping): New array, replacing
12275 Layout::linkonce_mapping.
12276 (Layout::section_name_mapping_count): New variable, replacing
12277 Layout::linkonce_mapping_count.
12278 (Layout::linkonce_output_name): Remove.
12279 (Layout::output_section_name): Rewrite.
12280 * layout.h (class Layout): Rename Linkonce_mapping to
12281 Section_name_mapping, linkonce_mapping to section_name_mapping,
12282 linkonce_mapping_count to section_name_mapping_count. Don't
12283 declare linkonce_output_name.
12285 2009-06-03 Doug Kwan <dougkwan@google.com>
12287 * gold/arm.cc (namespace utils): New.
12288 (Target_arm::reloc_is_non_pic): Define new method.
12289 (class Arm_relocate_functions): New.
12290 (Target_arm::Relocate::relocate): Handle relocation types used by
12293 2009-06-03 Ian Lance Taylor <iant@google.com>
12295 * arm.cc (Target_arm::scan::global): Use || instead of |.
12297 2009-06-02 Doug Kwan <dougkwan@google.com>
12299 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
12300 issued_non_pic_error_.
12301 (class Target_arm::Scan): Declare new method check_non_pic.
12302 Define new method symbol_needs_plt_entry.
12303 Declare new data member issued_non_pic_error_.
12304 (class Target_arm::Relocate): Declare new method
12305 should_apply_static_reloc.
12306 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
12307 (Target_arm::Scan::check_non_pic): Define new method.
12308 (Target_arm::Scan::local): Handle a small subset of reloc types used
12310 (Target_arm::Scan::local): Same.
12311 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
12313 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
12315 * incremental.cc (Incremental_inputs::report_command_line): Filter
12316 out --incremental-* options.
12318 2009-05-29 Doug Kwan <dougkwan@google.com>
12320 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
12322 (class Target_arm): Update comment.
12323 (Target_arm::Target_arm): Initialize new data members GOT_,
12324 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
12325 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
12326 and Target_arm::rel_dyn_section.
12327 Declare new_enum Target_arm::Got_type.
12328 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
12330 Update commments for member do_dynsym_value.
12331 (Target_arm::got_size, Target_arm::plt_section,
12332 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
12333 new methods inside class defintion.
12334 (Target_arm::got_section): Define new method.
12335 (Target_arm::rel_dyn_section): Same.
12336 (Output_data_plt_arm): New template class.
12337 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
12338 (Output_data_plt_arm:do_adjust_output_section): Define new method.
12339 (Output_data_plt_arm::add_entry): Same.
12340 (Output_data_plt_arm::first_plt_entry): Define new
12341 static data member for PLT instruction template.
12342 (Output_data_plt_arm::plt_entry): Same.
12343 (Output_data_plt_arm::do_write): Define new method.
12344 (Target_arm::make_plt_entry): Same.
12345 (Target_arm::do_finalize_sections): Same.
12346 (Target_arm::do_dynsym_value): Same.
12348 2009-05-28 Doug Kwan <dougkwan@google.com>
12350 * Makefile.am (TARGETSOURCES): Add arm.cc.
12351 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
12352 * Makefile.in: Regenerate.
12353 * arm.cc: New file.
12354 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
12356 2009-05-26 Doug Kwan <dougkwan@google.com>
12358 * options.cc (General_options::parse_exclude_libs). Fix a comment.
12359 (General_options::check_excluded_libs): Strip off directories in
12360 archive name before matching like GNU ld does.
12361 * testsuite/Makefile.am (MOSTLYCLEANFILES,
12362 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
12363 (exclude_libs_test_LDFLAGS): Add linker option
12364 -Wl,--exclude-libs,libexclude_libs_test_3
12365 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
12366 an explicit archive without using -l.
12367 (alt/libexclude_libs_test_3.a): New make rule.
12368 * testsuite/Makefile.in: Regenerate.
12369 * testsuite/exclude_libs_test.c : Declare lib3_default().
12371 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
12372 * exclude_libs_test_3.c: New file.
12374 2009-05-26 Nick Clifton <nickc@redhat.com>
12376 * po/id.po: New Indonesian translation.
12377 * po/gold.pot: Updated template file.
12379 2009-05-22 Sriraman Tallam <tmsriram@google.com>
12381 * testsuite/Makefile.am: Add -ffunction-sections to compile
12382 gc_comdat_test files. Add -Wl,--gc-sections to build
12384 * testsuite/Makefile.in: Regenerate.
12385 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
12387 2009-05-21 Sriraman Tallam <tmsriram@google.com>
12389 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
12390 kept comdat section was garbage collected.
12391 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
12392 * testsuite/Makefile.in: Regenerate.
12393 * testsuite/gc_comdat_test.sh: New file.
12394 * testsuite/gc_comdat_test_1.cc: New file.
12395 * testsuite/gc_comdat_test_2.cc: New file.
12397 2009-05-19 Doug Kwan <dougkwan@google.com>
12399 * archive.cc (Archive::Archive): Move constructor from archive.h
12400 to here. Initialize no_export_.
12401 (Archive::get_elf_object_for_member): Set no_export flag of object.
12402 * archive.h (Archive::Archive): Move constructor body to
12404 (Archive::no_export): New method.
12405 (Archive::no_export_): New field.
12406 * object.h (Object::Object): Initialize no_export_ to false.
12407 (Object::no_export, Object::set_no_export): New methods.
12408 (Object::no_export_): New field.
12409 * options.cc (General_options::parse_exclude_libs): New method.
12410 (General_options::check_excluded_libs) Same.
12411 * options.h (exclude_libs): New option.
12412 (General_options::check_excluded_libs): New method declaration.
12413 (General_options::excluded_libs_): New field.
12414 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
12415 default or protected visibility if an object has no-export flag set.
12416 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
12417 (check_SCRIPTS): Add exclude_libs_test.sh.
12418 (check_DATA): Add exclude_libs_test.syms.
12419 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
12420 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
12421 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
12422 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
12423 (exclude_libs_test.syms, libexclude_libs_test_1.a,
12424 libexclude_libs_test_2.a): New rules.
12425 * testsuite/Makefile.in: Regenerate.
12426 * testsuite/exclude_libs_test.c: New file.
12427 * testsuite/exclude_libs_test.sh: Ditto.
12428 * testsuite/exclude_libs_test_1.c: Ditto.
12429 * testsuite/exclude_libs_test_2.c: Ditto.
12431 2009-05-15 Ian Lance Taylor <iant@google.com>
12433 * configure.ac: Check for declarations for cases where libiberty.h
12434 checks HAVE_DECL_xxx.
12435 * configure, config.in: Rebuild.
12437 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
12439 * gold.h (Incremental_argument_list): Remove (invalid) forward
12441 * incremental.cc (Incremental_inputs::report_achive): New method.
12442 (Incremental_inputs::report_object): New method.
12443 (Incremental_inputs::report_script): New method.
12444 (Incremental_inputs::finalize_inputs): New method.
12445 (Incremental_inputs::finalize): Call finalize_inputs().
12446 (Incremental_inputs::sized_create_incremental_inputs_section_data):
12447 Create inputs entries.
12448 * incremental.h (Incremental_input_type): New enum.
12449 (Incremental_inputs::Incremental_input): Initialize new fields.
12450 (Incremental_inputs::report_inputs): New method.
12451 (Incremental_inputs::report_achive): New method.
12452 (Incremental_inputs::report_object): New method.
12453 (Incremental_inputs::report_script): New method.
12454 (Incremental_inputs::finalize_inputs): New method.
12455 (Incremental_inputs::Input_info): New struct.
12456 (Incremental_inputs::Input_info_map): New typedef.
12457 (Incremental_inputs::lock_): New field.
12458 (Incremental_inputs::Inputs_): New field.
12459 (Incremental_inputs::Inputs_map): New field.
12460 * main.cc (main): Call Incremental_input::report_inputs.
12461 * options.h (Input_argument_list): Typedef moved from
12463 (Input_file_group::Files): Remove, use ::Input_argument_list.
12464 (Input_file_group::Input_argument_list): Remove, use
12465 ::Input_argument_list.
12466 * plugin.cc (Plugin_manager::add_input_file): Add error in
12468 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
12470 * script.cc (read_input_script): Call
12471 Incremental_input::report_script.
12472 * script.h (Script_info): New class.
12474 2009-04-27 Ian Lance Taylor <iant@google.com>
12476 * x86_64.cc (do_adjust_output_section): Set entsize to
12479 2009-04-23 Elliott Hughes <enh@google.com>
12481 * output.cc (Output_file::close): After short writes, continue
12482 writing from the correct offset in the buffer being written.
12484 2009-04-23 Chris Demetriou <cgd@google.com>
12486 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
12487 * configure: Regenerate.
12488 * config.in: Regenerate.
12489 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
12490 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
12492 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
12494 * incremental.cc (Incremental_inputs_header_data): Renamed from
12495 Incremental_input_header_data.
12496 (Incremental_inputs_header_data::data_size): New field.
12497 (Incremental_inputs_header_data::put_input_file_count): Renamed
12498 from input_file_count.
12499 (Incremental_inputs_header_data::put_command_line_offset): Renamed
12500 from command_line_offset.
12501 (Incremental_inputs_header_data::put_reserved): Renamed from
12503 (Incremental_inputs_entry_data): Renamed from
12504 Incremental_input_entry_data.
12505 (Incremental_inputs_entry_data::data_size): New field.
12506 (Incremental_inputs::report_command_line): New method.
12507 (Incremental_inputs::finalize): New method.
12508 (Incremental_inputs::create_incremental_inputs_data): New method.
12509 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
12510 * incremental.h: New file.
12511 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
12512 (Layout::finalize): Create incremental inputs section in
12513 incremental builds.
12514 (Layout::create_incremental_info_sections): New method.
12515 * layout.h (Layout::incremental_inputs): New method.
12516 (Layout::create_incremental_info_sections): New method.
12517 (Layout::incremental_inputs_): New field.
12518 * main.cc (main): Notify Incremental_input of the command line.
12520 2009-04-01 Ian Lance Taylor <iant@google.com>
12521 Mikolaj Zalewski <mikolajz@google.com>
12523 * gold.h (reserve_unordered_map): Define, three versions, one for
12524 each version of Unordered_map.
12525 * layout.cc (Layout::Layout): Remove options parameter. Add
12526 number_of_input_files parameter. Don't initialize options_.
12527 Initialize number_of_input_files_ and resized_signatures_. Move
12528 sections_are_attached_.
12529 (Layout::layout_group): Reserve space for group_signatures_.
12530 (Layout::find_or_add_kept_section): Change name parameter to be a
12531 reference. Resize signatures_ map when it gets large enough.
12532 (Layout::layout_eh_frame): Use parameters->options() instead of
12534 (Layout::make_output_section): Likewise.
12535 (Layout::attach_allocated_section_to_segment): Likewise.
12536 (Layout::finalize, Layout::create_executable_stack): Likewise.
12537 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
12538 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
12539 * layout.h (class Layout): Update declarations. Remove options_
12540 field. Add number_of_input_files_ and resized_signatures_
12541 fields. Move sections_are_attached_ field.
12542 * main.cc (main): Pass number of input files to Layout
12543 constructor. Don't pass options.
12545 2009-03-30 Ian Lance Taylor <iant@google.com>
12547 * ffsll.c (ffsll): Correct implementation.
12549 2009-03-27 Ian Lance Taylor <iant@google.com>
12551 * ffsll.c: New file.
12552 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
12553 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
12554 * ftruncate.c (ftruncate): Declare before definition.
12555 * mremap.c (mremap): Likewise.
12556 * pread.c (pread): Likewise.
12557 * configure, Makefile.in, config.in: Rebuild.
12559 * mremap.c: New file.
12560 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
12561 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
12562 (mremap): Declare if HAVE_MREMAP is not defined.
12563 * configure, Makefile.in, config.in: Rebuild.
12565 2009-03-27 Cary Coutant <ccoutant@google.com>
12567 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
12568 position independent.
12569 * sparc.cc (Target_sparc::check_non_pic): Likewise.
12570 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
12572 2009-03-24 Cary Coutant <ccoutant@google.com>
12574 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
12576 (needs_dynamic_reloc): Likewise.
12578 2009-03-24 Ian Lance Taylor <iant@google.com>
12580 * yyscript.y (file_cmd): Recognize EXTERN.
12581 (extern_name_list, extern_name_list_body): New nonterminals.
12582 * script.cc (script_add_extern): Define.
12583 * script-c.h (script_add_extern): Declare.
12585 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
12587 * object.cc (is_elf_object): Define.
12588 * object.h (is_elf_object): Declare.
12589 * archive.cc (Archive::get_elf_object_for_member): Call
12591 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
12593 2009-03-24 Elliott Hughes <enh@google.com>
12595 * output.cc (Output_file::map_anonymous): Define.
12596 (Output_file::map): Use map_anonymous. If the regular mmap fails,
12597 try an anonymous one. Report the size if the mmap fails.
12598 * output.h (class Output_file): Declare map_anonymous.
12600 2009-03-24 Ian Lance Taylor <iant@google.com>
12602 * target-select.cc (instantiate_target): Don't acquire the lock if
12603 the instantiated_target_ field has already been set.
12605 2009-03-23 Ian Lance Taylor <iant@google.com>
12607 * gold-threads.h (class Initialize_lock): Define.
12608 * gold-threads.cc (class Initialize_lock_once): Define.
12609 (initialize_lock_control): New static variable.
12610 (initialize_lock_pointer): New static variable.
12611 (initialize_lock_once): New static function.
12612 (Initialize_lock::Initialize_lock): Define.
12613 (Initialize_lock::initialize): Define.
12614 * target-select.h: Include "gold-threads.h".
12615 (class Target_selector): Add lock_ and initialize_lock_ fields.
12616 Don't define instantiate_target, just declare it.
12617 * target-select.cc (Target_selector::Target_selector): Initialize
12619 (Target_selector::instantiate_target): Define.
12620 * descriptors.h: Include "gold-threads.h".
12621 (class Descriptors): Add initialize_lock_ field.
12622 * descriptors.cc (Descriptors::Descriptors): Initialize new
12624 (Descriptors::open): Use initialize_lock_ field
12625 * errors.h (class Errors): Add initialize_lock_ field.
12626 * errors.cc (Errors::Errors): Initialize new field.
12627 (Errors::initialize_lock): Use initialize_lock_ field.
12628 * powerpc.cc (class Target_selector_powerpc): Remove
12629 instantiated_target_ field. In do_recognize call
12630 instantiate_target rather than do_instantiate_target. In
12631 do_instantiate_target just allocate a new target.
12632 * sparc.cc (class Target_selector_sparc): Likewise.
12634 * freebsd.h: New file.
12635 * i386.cc: Include "freebsd.h".
12636 (Target_i386): Derive from Target_freebsd rather than
12638 (Target_selector_i386): Derive from Target_selector_freebsd rather
12639 than Target_selector.
12640 * x86_64.cc: Include "freebsd.h".
12641 (Target_x86_64): Derive from Target_freebsd rather than
12643 (Target_selector_x86_64): Derive from Target_selector_freebsd
12644 rather than Target_selector.
12645 * target.h (class Target): Add adjust_elf_header and
12646 do_adjust_elf_header.
12647 * output.cc (Output_file_header:: do_sized_write): Call target
12648 adjust_elf_header routine.
12649 * configure.tgt: Set targ_osabi.
12650 * configure.ac: Define GOLD_DEFAULT_OSABI.
12651 * parameters.cc (Parameters::default_target): Pass
12652 GOLD_DEFAULT_OSABI to select_target.
12653 * target-select.h (class Target_selector): Make instantiate_target
12654 protected rather than private.
12655 * Makefile.am (HFILES): Add freebsd.h.
12656 * configure, Makefile.in, config.in: Rebuild.
12658 * merge.cc (do_add_input_section): Correct pend value. Change
12659 message about last entry not being null terminated from error to
12662 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
12664 * incremental.cc: New file.
12665 * Makefile.am (CCFILES): Add incremental.cc.
12666 * Makefile.in: Rebuild.
12668 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
12670 * layout.cc (Layout::output_section_name): Preserve names
12671 of '.note.' sections.
12673 2009-03-19 Ian Lance Taylor <iant@google.com>
12675 * descriptors.cc (Descriptors::open): Check that the options are
12676 valid before using them.
12678 2009-03-18 Ian Lance Taylor <iant@google.com>
12680 * script-sections.h: Include <list>.
12681 (class Script_sections): Change Sections_elements from std::vector
12682 to std::list. Typedef public Elements_iterator. Add
12683 orphan_section_placement_, data_segment_align_start_, and
12684 saw_data_segment_align_ fields. Remove data_segment_align_index_
12686 * script-sections.cc (class Orphan_section_placement): New class.
12687 (class Sections_element): Add virtual functions is_relro and
12688 orphan_section_init. Remove virtual function place_orphan_here.
12689 (class Output_section_definition): Add is_relro and
12690 orphan_section_init. Remove place_orphan_here.
12691 (class Orphan_output_section): Likewise.
12692 (Script_sections::Script_sections): Update for field changes.
12693 (Script_sections::data_segment_align): Set saw_data_segment_align_
12694 and data_segment_align_start_, not data_segment_align_index.
12695 (Script_sections::data_segment_relro_end): Check
12696 saw_data_segment_align_. Use data_segment_align_start_ rather
12697 than data_segment_align_index_.
12698 (Script_sections::place_orphan): Rewrite to use
12699 Orphan_section_placement.
12701 2009-03-17 Ian Lance Taylor <iant@google.com>
12703 * archive.cc (Archive::add_symbols): Check for a version attached
12704 to the symbol name in the archive map.
12705 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
12706 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
12707 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
12708 (ver_test_11.a): New target.
12709 * testsuite/Makefile.in: Rebuild.
12711 * configure.ac: Check for chsize and posix_fallocate. Replace
12713 * ftruncate.c: New file, from gnulib.
12714 * output.cc (posix_fallocate): Define dummy version if not
12715 HAVE_POSIX_FALLOCATE.
12716 (Output_file::map): Call posix_fallocate rather than lseek and
12718 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
12719 * configure, Makefile.in, config.in: Rebuild.
12721 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
12723 * layout.h (Layout::create_note): Add section_name parameter.
12724 * layout.cc (Layout::create_note): Likewise.
12725 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
12727 2009-03-17 Ian Lance Taylor <iant@google.com>
12729 * descriptors.cc: Include "options.h".
12730 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
12731 (Descriptors::open): Always use O_CLOEXEC when opening a new
12732 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
12733 then set FD_CLOEXEC.
12735 * sparc.cc (class Target_sparc): Add has_got_section.
12736 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
12737 make sure we have a GOT section.
12739 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
12740 (Target_sparc::Scan::local): Likewise.
12741 (Target_sparc::Scan::global): Likewise.
12742 (Target_sparc::Relocate::relocate): Likewise.
12743 (Target_sparc::Relocate::relocate_tls): Likewise.
12745 * symtab.cc (Symbol_table::define_default_version): New function,
12746 broken out of add_from_object.
12747 (Symbol_table::add_from_object): Call define_default_version.
12748 (Symbol_table::define_special_symbol): Add resolve_oldsym
12749 parameter. Change all callers. If the version for a symbol comes
12750 from a version script, resolve it with the symbol with the same
12751 name with no version. Also add the symbol without a version if
12753 (do_define_in_output_data): If resolving with oldsym, don't delete
12755 (do_define_in_output_segment): Likewise.
12756 (do_define_as_constant): Likewise.
12757 * symtab.h (class Symbol_table): Update declarations.
12759 2009-03-13 Ian Lance Taylor <iant@google.com>
12761 * readsyms.cc (Read_symbols::incompatible_warning): New function.
12762 (Read_symbols::requeue): New function.
12763 (Read_symbols::do_read_symbols): If make_elf_object fails because
12764 the target type is not configured, and the file was searched for,
12765 issue a warning and retry with the next directory.
12766 (Add_symbols::run): If the file has an incompatible format, and
12767 it was searched for, requeue the Read_symbols task. On error,
12768 release the object.
12769 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
12770 dirindex parameter to constructor. Change all callers. Declare
12771 incompatible_warning and requeue.
12772 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
12773 input_argument_ and input_group_ fields. Add them to
12774 constructor. Change all callers.
12775 (class Read_script): Add dirindex_ field. Add it to constructor.
12776 Change all callers.
12777 * archive.cc (Archive::setup): Remove input_objects parameter.
12778 Change all callers.
12779 (Archive::get_file_and_offset): Likewise.
12780 (Archive::read_all_symbols): Likewise.
12781 (Archive::read_symbols): Likewise.
12782 (Archive::get_elf_object_for_member): Remove input_objects
12783 parameter. Add punconfigured parameter. Change all callers.
12784 (Archive::add_symbols): Change return type to bool. Check return
12785 value of include_member.
12786 (Archive::include_all_members): Likewise.
12787 (Archive::include_member): Change return type to bool. Return
12788 false if first included object has incompatible target. Set
12789 included_member_ field.
12790 (Add_archive_symbols::run): If add_symbols returns false, requeue
12792 * archive.h (class Archive): Add included_member_ field.
12793 Initialize it in constructor. Add input_file and searched_for
12794 methods. Update declarations.
12795 (class Add_archive_symbols): Add dirpath_, dirindex_, and
12796 input_argument_ fields. Add them to constructor. Change all
12798 * script.cc: Include "target-select.h".
12799 (class Parser_closure): Add skip_on_incompatible_target_ and
12800 found_incompatible_target_ fields. Add
12801 skip_on_incompatible_target parameter to constructor. Change all
12802 callers. Add methods skip_on_incompatible_target,
12803 clear_skip_on_incompatible_target, found_incompatible_target, and
12804 set_found_incompatible_target.
12805 (read_input_script): Add dirindex parameter. Change all callers.
12806 If parser finds an incompatible target, requeue Read_symbols
12808 (script_set_symbol): Clear skip_on_incompatible_target in
12810 (script_add_assertion, script_parse_option): Likewise.
12811 (script_start_sections, script_add_phdr): Likewise.
12812 (script_check_output_format): New function.
12813 * script.h (read_input_script): Update declaration.
12814 * script-c.h (script_check_output_format): Declare.
12815 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
12816 (ignore_cmd): Remove OUTPUT_FORMAT.
12817 * fileread.cc (Input_file::Input_file): Add explicit this.
12818 (Input_file::will_search_for): New function.
12819 (Input_file::open): Add pindex parameter. Change all callers.
12820 * fileread.h (class Input_file): Add input_file_argument method.
12821 Declare will_search_for. Update declarations.
12822 * object.cc (make_elf_object): Add punconfigured parameter.
12823 Change all callers.
12824 * object.h (class Object): Make input_file public. Add
12825 searched_for method.
12826 (make_elf_object): Update declaration.
12827 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
12829 * dirsearch.h (class Dirsearch): Update declaration.
12830 * options.h (class General_options): Add --warn-search-mismatch.
12831 * parameters.cc (Parameters::is_compatible_target): New function.
12832 * parameters.h (class Parameters): Declare is_compatible_target.
12833 * workqueue.cc (Workqueue::add_blocker): New function.
12834 * workqueue.h (class Workqueue): Declare add_blocker.
12836 * fileread.cc (Input_file::open): Remove options parameter.
12837 Change all callers.
12838 (Input_file::open_binary): Likewise.
12839 * script.cc (read_input_script): Likewise.
12840 * readsyms.h (class Read_symbols): Remove options_ field. Remove
12841 options parameter from constructor. Change all callers.
12842 (class Read_script): Likewise.
12843 * fileread.h (class Input_file): Update declarations.
12844 * script.h (read_input_script): Update declaration.
12846 2009-03-10 Nick Clifton <nickc@redhat.com>
12848 * po/es.po: New Spanish translation.
12850 2009-03-06 Cary Coutant <ccoutant@google.com>
12852 * options.cc (parse_short_option): Keep dash_z from registering itself.
12854 2009-03-03 Ian Lance Taylor <iant@google.com>
12857 * target-reloc.h (relocate_section): Pass output_section to
12859 * i386.cc (Target_i386::should_apply_static_reloc): Add
12860 output_section parameter. Change all callers.
12861 (Target_i386::Relocate::relocate): Add output_section parameter.
12862 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12863 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
12864 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
12865 * testsuite/two_file_shared.sh: New script.
12866 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
12867 (check_DATA): Add two_file_shared.dbg.
12868 (two_file_shared.dbg): New target.
12869 * testsuite/Makefile.in: Rebuild.
12871 2009-03-01 Ian Lance Taylor <iant@google.com>
12873 * configure.ac: Check for byteswap.h.
12874 * configure: Rebuild.
12875 * config.in: Rebuild.
12877 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
12879 * layout.cc (Layout::find_or_add_kept_section): New function.
12880 (Layout::add_comdat): Removed.
12881 * layout.h (struct Kept_section): Move out of class Layout.
12882 Remove trailing underscores from field names. Add group_sections
12883 field. Rename group_ field to is_group. Change all uses.
12884 (class Layout): Declare find_or_add_kept_section, not add_comdat.
12885 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
12886 comdat_groups_ field.
12887 (Sized_relobj::include_section_group): Use
12888 find_or_add_kept_section and Kept_section::group_sections.
12889 (Sized_relobj::include_linkonce_section): Likewise.
12890 * object.cc (class Sized_relobj): Don't define Comdat_group or
12891 Comdat_group_table. Remove find_comdat_group and
12892 add_comdat_group. Remove comdat_groups_ field.
12893 * plugin.cc (include_comdat_group): Use
12894 Layout::find_or_add_kept_section.
12896 2009-02-28 Ian Lance Taylor <iant@google.com>
12898 * README: --gc-sections and map files are now supported. Document
12899 some build requirements.
12902 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
12903 relocatable link set the value of the section symbol to zero.
12904 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
12905 relocatable link don't include the section address in the local
12908 2009-02-27 Ian Lance Taylor <iant@google.com>
12911 * options.h (class Search_directory): Add is_system_directory.
12912 (class General_options): Declare is_in_system_directory.
12913 * options.cc (get_relative_sysroot): Make static.
12914 (get_default_sysroot): Make static.
12915 (General_optoins::is_in_system_directory): New function.
12916 * fileread.cc (Input_file::is_in_system_directory): New function.
12917 * fileread.h (class Input_file): Declare is_in_system_directory.
12918 * object.h (class Object): Add is_in_system_directory.
12919 (class Input_objects): Remove system_library_directory_ field.
12920 * object.cc (Input_objects::add_object): Don't set
12921 system_library_directory_.
12922 (input_objects::found_in_system_library_directory): Remove.
12923 * symtab.cc (Symbol_table::write_globals): Remove input_objects
12924 parameter. Change all callers.
12925 (Symbol_table::sized_write_globals): Likewise.
12926 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
12927 Call Object::is_in_system_directory.
12928 * symtab.h (class Symbol_table): Update declarations.
12931 * descriptors.h (Open_descriptor): Add is_on_stack field.
12932 * descriptors.cc (Descriptors::open): If the descriptor is on the
12933 top of the stack, remove it. Initialize is_on_stack field.
12934 (Descriptors::release): Only add pod to stack if it is not on the
12936 (Descriptors::close_some_descriptor): Clear stack_next and
12937 is_on_stack fields.
12940 * output.cc (Output_section::find_starting_output_address): Rename
12941 from starting_output_address; add PADDR parameter; change return
12943 * output.h (class Output_section): Declare
12944 find_starting_output_address instead of starting_output_address.
12945 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
12946 section symbol for which we can't find a merge section.
12949 * symtab.cc (Symbol_table::add_from_object): If the visibility is
12950 hidden or internal, force the symbol to be local.
12951 * resolve.cc (Symbol::override_visibility): Define.
12952 (Symbol::override_base): Use override_visibility.
12953 (Symbol_table::resolve): Likewise.
12954 (Symbol::override_base_with_special): Likewise.
12955 (Symbol_table::override_with_special): If the visibility is hidden
12956 or internal, force the symbol to be local.
12957 * symtab.h (class Symbol): Add set_visibility and
12958 override_visibility.
12959 * testsuite/ver_test_1.sh: New file.
12960 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
12961 (check_DATA): Add ver_test_1.syms.
12962 (ver_test_1.syms): New target.
12963 * testsuite/Makefile.in: Rebuild.
12965 2009-02-25 Cary Coutant <ccoutant@google.com>
12967 * layout.cc (Layout::choose_output_section): Don't rename sections
12968 when using a linker script that has a SECTIONS clause.
12969 * Makefile.in: Regenerate.
12971 * testsuite/Makefile.am (script_test_5.sh): New test case.
12972 * testsuite/Makefile.in: Regenerate.
12973 * testsuite/script_test_5.cc: New file.
12974 * testsuite/script_test_5.sh: New file.
12975 * testsuite/script_test_5.t: New file.
12977 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
12979 * archive.cc (Archive::include_member): Update calls to add_symbols.
12980 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
12981 the Layout argument.
12982 * dynobj.h (do_add_symbols): Add the Layout argument.
12983 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
12985 * object.h (Object::add_symbols): Add the Layout argument.
12986 (Object::do_add_symbols): Add the Layout argument.
12987 (Sized_relobj::do_add_symbols): Add the Layout argument.
12988 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
12989 Unify the two versions.
12990 (Add_plugin_symbols): Remove.
12991 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
12992 (Sized_pluginobj::do_add_symbols): Unify the two versions.
12993 (Add_plugin_symbols): Remove.
12994 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
12995 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
12996 (Add_symbols::run): Make it work with Pulginobj.
12998 2009-02-06 Ian Lance Taylor <iant@google.com>
13000 * object.cc (Sized_relobj::do_layout): Make info message start
13001 with lower case letter.
13003 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
13005 * binary.cc: Fix file comment.
13007 * options.h (enum Incremental_disposition): Define.
13008 (class General_options): Add new options: --incremental,
13009 --incremental_changed, --incremental_unchanged,
13010 --incremental_unknown. Add incremental_disposition_ and
13011 implicit_incremental_ fields.
13012 (General_options::incremental_disposition): New function.
13013 (class Position_dependent_options): Add incremental_disposition
13015 (Position_dependent_options::copy_from_options): Set incremental
13017 * options.cc (General_options::parse_incremental_changed): New
13019 (General_options::parse_incremental_unchanged): New function.
13020 (General_options::parse_incremental_unknown): New function.
13021 (General_options::General_options): Initialize new fields
13022 incremental_disposition_ and implicit_incremental_.
13023 (General_options::finalize): Check for uasge of --incremental-*
13024 without --incremental.
13026 2009-02-06 Chris Demetriou <cgd@google.com>
13028 * gold.h (gold_undefined_symbol): Change to take only a Symbol
13029 pointer and to report location as the file name associated with
13031 (gold_undefined_symbol_at_location): New function to replace the
13032 old gold_undefined_symbol functionality.
13033 * target-reloc.h (relocate_section): Update to use
13034 gold_undefined_symbol_at_location.
13035 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13036 Call gold_undefined_symbol function rather than gold_error.
13037 * errors.h (Errors::undefined_symbol): Take location as a
13038 string, rather than calculating it from a relocation.
13039 * errors.cc (Errors::fatal): Print "fatal error:" before the
13041 (Errors::error, Errors::error_at_location): Print "error: "
13042 before the formatted message.
13043 (Errors::undefined_symbol): Take location as a string, rather
13044 than calculating it from a relocation.
13045 (gold_undefined_symbol_at_location): New function akin to
13046 old gold_undefined_symbol, calculates location from relocation.
13047 (gold_undefined_symbol): Change to take only a Symbol pointer
13048 and to report location as the file name associated with the symbol.
13049 * testsuite/debug_msg.sh: Update for changed error messages.
13050 * testsuite/undef_symbol.sh: Likewise.
13052 2009-02-04 Duncan Sands <baldrick@free.fr>
13055 * reduced_debug_output.h
13056 (Output_reduced_debug_abbrev_section::failed): Use format for
13058 (Output_reduced_debug_info_section::faild): Likewise.
13060 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
13062 * script.cc (Lazy_demangler): New class.
13063 (Version_script_info::get_symbol_version_helper): Demangle a
13066 2009-01-29 Cary Coutant <ccoutant@google.com>
13068 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
13070 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13072 2009-01-28 Ian Lance Taylor <iant@google.com>
13074 * version.cc (version_string): Bump to 1.9.
13076 * gold.h: Include <cstring> and <stdint.h>.
13077 * version.cc: Include <cstdio>.
13078 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
13080 * reduced_debug_output.cc (insert_into_vector): Rename from
13081 Insert_into_vector; change all callers. Use Swap_unaligned to
13082 avoid aliasing issue; remove union since it is unnecessary.
13084 2009-01-27 Sriraman Tallam <tmsriram@google.com>
13086 * Makefile.am (CCFILES): Add gc.cc.
13087 (HFILES): Add gc.h.
13088 * Makefile.in: Regenerate.
13089 * gold.cc (Gc_runner): New class.
13090 (queue_initial_tasks): Call garbage collection related tasks
13091 when corresponding options are invoked.
13092 (queue_middle_gc_tasks): New function.
13093 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
13094 processed early before laying out sections during garbage collection.
13095 * gold.h (queue_middle_gc_tasks): New function.
13096 (is_prefix_of): Move from "layout.cc".
13097 * i386.cc (Target_i386::gc_process_relocs): New function.
13098 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
13099 * main.cc (main): Create object of class "Garbage_collection".
13100 * object.cc (Relobj::copy_symbols_data): New function.
13101 (Relobj::is_section_name_included): New function.
13102 (Sized_relobj::do_layout): Allow this function to be called twice
13103 during garbage collection and defer layout of section during the
13105 * object.h (Relobj::get_symbols_data): New function.
13106 (Relobj::is_section_name_included): New function.
13107 (Relobj::copy_symbols_data): New function.
13108 (Relobj::set_symbols_data): New function.
13109 (Relobj::get_relocs_data): New function.
13110 (Relobj::set_relocs_data): New function.
13111 (Relobj::is_output_section_offset_invalid): New pure virtual function.
13112 (Relobj::gc_process_relocs): New function.
13113 (Relobj::do_gc_process_relocs): New pure virtual function.
13114 (Relobj::sd_): New data member.
13115 (Sized_relobj::is_output_section_offset_invalid): New function.
13116 (Sized_relobj::do_gc_process_relocs): New function.
13117 * options.h (General_options::gc_sections): Modify to not be a no-op.
13118 (General_options::print_gc_sections): New option.
13119 * plugin.cc (Plugin_finish::run): Remove function call to
13120 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
13121 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
13122 * reloc.cc (Read_relocs::run): Add task to process relocs and
13123 determine unreferenced sections when doing garbage collection.
13124 (Gc_process_relocs): New class.
13125 (Sized_relobj::do_gc_process_relocs): New function.
13126 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
13127 sections that are garbage collected.
13128 * reloc.h (Gc_process_relocs): New class.
13129 * sparc.cc (Target_sparc::gc_process_relocs): New function.
13130 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
13131 symbols whose corresponding sections are garbage collected.
13132 (Symbol_table::Symbol_table): Add new parameter for the garbage
13134 (Symbol_table::gc_mark_undef_symbols): New function.
13135 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13136 (Symbol_table::gc_mark_dyn_syms): New function.
13137 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
13139 (Symbol_table::add_from_object): Likewise.
13140 (Symbol_table::add_from_relobj): When building shared objects, do not
13141 treat externally visible symbols as garbage.
13142 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
13143 table information for static and relocatable links.
13144 * symtab.h (Symbol_table::set_gc): New function.
13145 (Symbol_table::gc): New function.
13146 (Symbol_table::gc_mark_undef_symbols): New function.
13147 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13148 (Symbol_table::gc_mark_dyn_syms): New function.
13149 (Symbol_table::gc_): New data member.
13150 * target.h (Sized_target::gc_process_relocs): New pure virtual
13152 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
13153 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
13155 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
13157 * options.h (General_options::gc_sections): Define as a no-op for now.
13158 (General_options::no_keep_memory): Ditto.
13159 (General_options::Bshareable): Define.
13160 * options.cc (General_options::finalize): Honor -Bshareable.
13162 2009-01-20 Andreas Schwab <schwab@suse.de>
13164 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
13165 read the value in the contents, since we don't use it. Use the
13166 template endianness when writing.
13167 (Relocate::relocate): Use it for R_PPC_REL16_HA.
13169 2009-01-19 Andreas Schwab <schwab@suse.de>
13171 * configure.tgt (powerpc64-*): Fix targ_obj.
13173 2009-01-15 Ian Lance Taylor <iant@google.com>
13175 * object.cc (Sized_relobj::write_local_symbols): Don't write out
13176 local symbols when stripping all symbols.
13178 2009-01-14 Cary Coutant <ccoutant@google.com>
13180 * output.cc (Output_reloc): Add explicit instantiations.
13182 2009-01-14 Cary Coutant <ccoutant@google.com>
13184 * archive.cc (Archive::get_elf_object_for_member): Remove call
13185 to File_read::claim_for_plugin.
13186 * descriptors.cc (Descriptors::open): Remove reference to
13188 (Descriptors::claim_for_plugin): Remove.
13189 * descriptors.h (Descriptors::claim_for_plugin): Remove.
13190 (Descriptors::is_claimed): Remove.
13191 (claim_descriptor_for_plugin): Remove.
13192 * fileread.cc (File_read::claim_for_plugin): Remove.
13193 * fileread.h (File_read::claim_for_plugin): Remove.
13194 (File_read::descriptor): Reopen descriptor if necessary.
13195 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
13196 (Plugin_manager::all_symbols_read): Add task parameter. Change
13198 (Plugin_manager::get_input_file): New function.
13199 (Plugin_manager::release_input_file): New function.
13200 (Pluginobj::Pluginobj): Add filesize parameter and initialize
13201 corresponding data member.
13202 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
13203 and pass to base constructor. Change all callers.
13204 (get_input_file, release_input_file): New functions.
13205 (make_sized_plugin_object): Add filesize parameter. Change all callers.
13206 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
13207 (Plugin_manager::all_symbols_read): Add task parameter.
13208 (Plugin_manager::get_input_file): New function.
13209 (Plugin_manager::release_input_file): New function.
13210 (Plugin_manager::task_): New data member.
13211 (Pluginobj::Pluginobj): Add filesize parameter.
13212 (Pluginobj::filename): New function.
13213 (Pluginobj::descriptor): New function.
13214 (Pluginobj::filesize): New function.
13215 (Pluginobj::filesize_): New data member.
13216 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
13217 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
13218 File_read::claim_for_plugin; use Object::unlock to unlock the file.
13220 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
13221 with archive libraries.
13222 * testsuite/Makefile.in: Regenerate.
13223 * testsuite/plugin_test.c (struct sym_info): New type.
13224 (get_input_file, release_input_file): New static variables.
13225 (onload): Capture new transfer vector entries.
13226 (claim_file_hook): Stop reading at end of file according to filesize.
13227 Factor out parsing of readelf output into separate function.
13228 (all_symbols_read_hook): Exercise get_input_file and release_input_file
13229 APIs and get the source file name from the symbol table. Convert
13230 source file name to corresponding object file name. Print info
13231 message when adding new input files.
13232 (parse_readelf_line): New function.
13233 * testsuite/plugin_test_1.sh: Add checks for new info messages.
13234 * testsuite/plugin_test_2.sh: Likewise.
13235 * testsuite/plugin_test_3.sh: Likewise.
13236 * testsuite/plugin_test_4.sh: New test case.
13238 2009-01-07 Ian Lance Taylor <iant@google.com>
13240 * version.cc (version_string): Bump to 1.8.
13242 2008-12-23 Cary Coutant <ccoutant@google.com>
13244 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
13245 * plugin.cc (Plugin_manager::finish): Rename as
13246 layout_deferred_objects. Move cleanup to separate function.
13247 (Plugin_manager::cleanup): New function.
13248 (Plugin_finish::run): Call layout_deferred_objects and cleanup
13250 * plugin.h (Plugin_manager::finish): Rename as
13251 layout_deferred_objects.
13252 (Plugin_manager::cleanup): New function.
13253 (Plugin_manager::cleanup_done): New field.
13255 2008-12-23 Cary Coutant <ccoutant@google.com>
13257 * plugin.cc (is_visible_from_outside): New function.
13258 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
13259 so we don't return "IR only" status for exported symbols or -r links.
13261 * testsuite/Makefile.am (plugin_test_3): New test case.
13262 * testsuite/Makefile.in: Regenerate.
13263 * testsuite/plugin_test_3.sh: New file.
13265 2008-12-22 Cary Coutant <ccoutant@google.com>
13267 * object.cc (Sized_relobj::layout_section): New function.
13268 (Sized_relobj::do_layout): Defer layout of input sections until after
13269 plugin has provided replacement files.
13270 (Sized_relobj::do_layout_deferred_sections): New function.
13271 * object.h (Relobj::set_section_offset): Remove virtual keyword.
13272 (Relobj::layout_deferred_sections): New function.
13273 (Relobj::do_layout_deferred_sections): New function.
13274 (Sized_relobj::do_layout_deferred_sections): New function.
13275 (Sized_relobj::layout_section): New function.
13276 (Sized_relobj::Deferred_layout): New structure.
13277 (Sized_relobj::deferred_layout_): New field.
13278 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
13279 Change all callers. Layout deferred sections.
13280 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
13282 (Plugin_hook::run): Move code from do_plugin_hook inline.
13283 (Plugin_hook::do_plugin_hook): Remove.
13284 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
13285 (Plugin_manager::finish): Renamed, was cleanup.
13286 (Plugin_manager::should_defer_layout): New function.
13287 (Plugin_manager::add_deferred_layout_object): New function.
13288 (Plugin_manager::Deferred_layout_list): New type.
13289 (Plugin_manager::deferred_layout_objects_): New field.
13290 (Plugin_hook::do_plugin_hook): Remove.
13292 2008-12-17 Ian Lance Taylor <iant@google.com>
13294 * options.h (class General_options): Add --no case for
13297 2008-12-16 Cary Coutant <ccoutant@google.com>
13299 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
13301 (Plugin_manager::claim_file): Create plugin object even if
13302 plugin did not call the add_symbols callback.
13303 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
13304 asking for more symbols than were added.
13305 * testsuite/Makefile.am (plugin_test_1): Add test case with
13307 (empty.syms): New target.
13308 * testsuite/Makefile.in: Regenerate.
13309 * testsuite/plugin_test.c (claim_file_hook): Add new debug
13310 message. Don't call add_symbols if no globals.
13311 (all_symbols_read_hook): Don't provide replacement for empty
13314 2008-12-12 Ian Lance Taylor <iant@google.com>
13316 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
13317 r_type == 0 for a local symbol with r_sym == 0.
13318 (scan_relocatable_relocs): Pass r_sym to
13319 local_non_section_strategy.
13320 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
13323 * configure.ac: Update test for TLS descriptors: they are
13324 supported as of glibc 2.9.
13325 * configure: Rebuild.
13327 2008-12-11 Ian Lance Taylor <iant@google.com>
13330 * target-reloc.h (Default_scan_relocatable_relocs): For each
13331 function, map r_type == 0 to RELOC_DISCARD.
13333 2008-12-10 Cary Coutant <ccoutant@google.com>
13335 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
13336 object to override a kept COMDAT group from a plugin object.
13338 2008-12-09 Ian Lance Taylor <iant@google.com>
13341 * yyscript.y (file_cmd): Handle INPUT.
13343 * testsuite/initpri1.c: Change all declarations to be full
13344 prototypes by adding void, to avoid compiler warnings.
13346 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
13348 * options.cc (General_options::parse_plugin_opt): New.
13349 (General_options::add_plugin): The argument now is just the filename.
13350 (General_options::add_plugin_option): New.
13351 * options.h (plugin_opt): New.
13352 (add_plugin): Change argument name.
13353 (add_plugin_option): New.
13354 * plugin.cc (Plugin::load): Don't parse the plugin option.
13355 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
13356 (Plugin::add_option): New.
13357 (Plugin::args_): Change type.
13358 (Plugin::filename_): New.
13359 (Plugin_manager::add_plugin_option): New.
13360 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
13361 * testsuite/Makefile.in: Regenerate.
13363 2008-12-05 Cary Coutant <ccoutant@google.com>
13365 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
13366 Handle --strip-lto-sections option.
13367 * options.h (strip_lto_sections): New option.
13369 2008-12-01 Cary Coutant <ccoutant@google.com>
13371 * plugin.cc (ld_plugin_message): Change format parameter to const.
13372 Fix mismatch between new[] and delete.
13374 2008-11-14 Cary Coutant <ccoutant@google.com>
13376 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
13379 2008-11-05 Craig Silverstein <csilvers@google.com>
13381 * options.cc (General_options::parse_dynamic_list): New function.
13382 * options.h (General_options): New flags dynamic_list,
13383 dynamic_list_data, dynamic_list_cpp_new, and
13384 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
13385 (General_options::in_dynamic_list): New function.
13386 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
13387 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
13388 (Lex::can_continue_name): Likewise.
13390 (read_script_file): New parameter script_options.
13391 (read_dynamic_list): New function.
13392 (Script_options::define_dynamic_list): New function.
13393 (dynamic_list_keyword_parsecodes): New variable.
13394 (dynamic_list_keywords): New variable.
13395 * script.h (Script_options::define_dynamic_list): New function
13397 (read_dynamic_list): New function prototype.
13398 * symtab.cc (strprefix): New macro.
13399 (Symbol::should_add_dynsym_entry): Support dynamic_list,
13400 dynamic_list_data, dynamic_list_cpp_new, and
13401 dynamic_list_cpp_typeinfo.
13402 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
13403 (dynamic_list_expr): New rule.
13404 (dynamic_list_nodes): Likewise.
13405 (dynamic_list_node): Likewise.
13406 * testsuite/Makefile.am (dynamic_list): New test.
13407 * testsuite/Makefile.in: Regenerated.
13408 * testsuite/dynamic_list.t: New file.
13409 * testsuite/dynamic_list.sh: New file.
13411 2008-11-05 Craig Silverstein <csilvers@google.com>
13413 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
13414 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
13415 (t11_last): Likewise.
13416 * testsuite/ver_test_6.c (main): Likewise.
13418 2008-10-07 Cary Coutant <ccoutant@google.com>
13420 * options.c (General_options::finalize): Add check for -static and
13422 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
13425 2008-10-02 Cary Coutant <ccoutant@google.com>
13427 * plugin.cc (make_sized_plugin_object): Fix conditional
13428 compilation to work when not all targets are enabled.
13430 2008-09-29 Cary Coutant <ccoutant@google.com>
13432 * archive.cc (Archive::get_file_and_offset): Use filename instead
13433 of name to get library path.
13434 (Archive::include_member): Unlock external member of a thin archive.
13436 * testsuite/Makefile.am (TEST_AR): New variable.
13437 (thin_archive_test_1): New test.
13438 (thin_archive_test_2): New test.
13439 * testsuite/Makefile.in: Regenerate.
13440 * testsuite/thin_archive_main.cc: New file.
13441 * testsuite/thin_archive_test_1.cc: New file.
13442 * testsuite/thin_archive_test_2.cc: New file.
13443 * testsuite/thin_archive_test_3.cc: New file.
13444 * testsuite/thin_archive_test_4.cc: New file.
13446 2008-09-29 Cary Coutant <ccoutant@google.com>
13448 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
13449 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
13451 (Sized_relobj::do_finalize_local_symbols): Likewise.
13452 (Sized_relobj::map_to_kept_section): Likewise.
13453 * object.h (Sized_relobj::invalid_address): New constant.
13454 (Sized_relobj::do_output_section_offset): Check for invalid_address
13456 * output.cc (Output_reloc::local_section_offset): Use constant
13457 invalid_address instead of -1U.
13458 (Output_reloc::get_address): Likewise.
13459 (Output_section::output_address): Change -1U to -1ULL.
13460 * output.h (Output_reloc::invalid_address): New constant.
13461 * reloc.cc (Sized_relobj::write_sections): Use constant
13462 invalid_address instead of -1U.
13463 (Sized_relobj::relocate_sections): Likewise.
13464 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
13465 values for merge sections.
13466 * target-reloc.h (relocate_for_relocatable): Use constant
13467 invalid_address instead of -1U.
13469 2008-09-19 Cary Coutant <ccoutant@google.com>
13471 Add plugin functionality for link-time optimization (LTO).
13472 * configure.ac (plugins): Add --enable-plugins option.
13473 * configure: Regenerate.
13474 * config.in: Regenerate.
13475 * Makefile.am (LIBDL): New variable.
13476 (CCFILES): Add plugin.cc.
13477 (HFILES): Add plugin.h.
13478 (ldadd_var): Add LIBDL.
13479 * Makefile.in: Regenerate.
13481 * archive.cc: Include "plugin.h".
13482 (Archive::setup): Don't preread archive symbols when using a plugin.
13483 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
13484 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
13486 (Archive::include_member): Add symbols from plugin objects.
13487 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
13488 * descriptors.cc (Descriptors::open): Check for file descriptors
13489 abandoned by plugins.
13490 (Descriptors::claim_for_plugin): New function.
13491 * descriptors.h (Descriptors::claim_for_plugin): New function.
13492 (Open_descriptor::is_claimed): New field.
13493 (claim_descriptor_for_plugin): New function.
13494 * fileread.cc (File_read::claim_for_plugin): New function.
13495 * fileread.h (File_read::claim_for_plugin): New function.
13496 (File_read::descriptor): New function.
13497 * gold.cc: Include "plugin.h".
13498 (queue_initial_tasks): Add task to call plugin hooks for generating
13500 * main.cc: Include "plugin.h".
13501 (main): Load plugin libraries.
13502 * object.h (Pluginobj): Declare.
13503 (Object::pluginobj): New function.
13504 (Object::do_pluginobj): New function.
13505 (Object::set_target): New function.
13506 * options.cc: Include "plugin.h".
13507 (General_options::parse_plugin): New function.
13508 (General_options::General_options): Initialize plugins_ field.
13509 (General_options::add_plugin): New function.
13510 * options.h (Plugin_manager): Declare.
13511 (General_options): Add --plugin option.
13512 (General_options::has_plugins): New function.
13513 (General_options::plugins): New function.
13514 (General_options::add_plugin): New function.
13515 (General_options::plugins_): New field.
13516 * plugin.cc: New file.
13517 * plugin.h: New file.
13518 * readsyms.cc: Include "plugin.h".
13519 (Read_symbols::do_read_symbols): Check for archive before checking
13520 for ELF file. Call plugin hooks to claim files.
13521 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
13522 from a real object file; force override when processing replacement
13524 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
13525 (Symbol::init_base_object): Likewise.
13526 (Symbol::init_base_output_data): Likewise.
13527 (Symbol::init_base_output_segment): Likewise.
13528 (Symbol::init_base_constant): Likewise.
13529 (Symbol::init_base_undefined): Likewise.
13530 (Symbol::output_section): Assert that object is not a plugin.
13531 (Symbol_table::add_from_pluginobj): New function.
13532 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
13534 (Symbol_table::sized_write_globals): Likewise.
13535 (Symbol_table::add_from_pluginobj): Instantiate template.
13536 * symtab.h (Sized_pluginobj): Declare.
13537 (Symbol::in_real_elf): New function.
13538 (Symbol::set_in_real_elf): New function.
13539 (Symbol::in_real_elf_): New field.
13540 (Symbol_table::add_from_pluginobj): New function.
13542 * testsuite/Makefile.am (AM_CFLAGS): New variable.
13543 (LIBDL): New variable.
13544 (LDADD): Add LIBDL.
13545 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
13546 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
13547 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
13548 (MOSTLYCLEANFILES): Likewise.
13549 * testsuite/Makefile.in: Regenerate.
13550 * testsuite/plugin_test.c: New file.
13551 * testsuite/plugin_test_1.sh: New file.
13552 * testsuite/plugin_test_2.sh: New file.
13554 2008-09-16 Ian Lance Taylor <iant@google.com>
13556 * target-reloc.h (relocate_section): Check whether a symbol is
13557 defined by the ABI before reporting an undefined symbol error.
13558 * target.h (Target::is_defined_by_abi): Make parameter const.
13559 (Target::do_is_defined_by_abi): Likewise.
13560 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
13561 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
13562 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
13563 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
13564 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
13565 * testsuite/Makefile.in: Rebuild.
13567 * fileread.cc (make_view): Add casts to avoid warning.
13569 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
13571 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
13572 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13574 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
13576 * options.h (General_options::output_is_executable): New.
13577 (General_options::output_is_pie): New.
13578 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
13579 for shared libraries.
13580 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13582 2008-09-11 Chris Demetriou <cgd@google.com>
13584 * options.h (origin): New -z option.
13585 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
13586 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
13589 2008-09-05 Cary Coutant <ccoutant@google.com>
13591 * fileread.cc (File_read::make_view): Add check for attempt to map
13592 beyond end of file.
13594 2008-09-05 Cary Coutant <ccoutant@google.com>
13596 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
13597 explicit instantiations.
13599 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
13602 * options.cc (General_options::finalize): Allow undefined symbols
13603 in shlibs if linking -shared.
13606 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
13607 symbols as not needing a dynsym entry.
13609 2008-08-20 Craig Silverstein <csilvers@google.com>
13611 * fileread.cc (File_read::open): Do not lock the file unless it
13612 was successfully opened.
13614 2008-08-14 Cary Coutant <ccoutant@google.com>
13616 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
13617 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
13618 * testsuite/tls_test.cc (struct int128): 128-bit struct
13619 for testing TLS relocs with non-zero addend.
13620 (v12): New TLS variable.
13622 (t_last): Add check for v12.
13623 * testsuite/tls_test.h (t12): New function.
13624 * testsuite/tls_test_main.cc (thread_routine): Call new test.
13626 2008-08-13 Ian Lance Taylor <iant@google.com>
13628 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
13629 set tls_segment_ or relro_segment_.
13630 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
13632 * output.h (Output_section::clear_is_relro): New function.
13633 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
13634 sections specially even when output_data_ is empty.
13635 (Output_segment::maximum_alignment): When first section is relro,
13636 only force alignment for PT_LOAD segments.
13637 * script.cc (script_data_segment_align): New function.
13638 (script_data_segment_relro_end): New function.
13639 * script-c.h (script_data_segment_align): Declare.
13640 (script_data_segment_relro_end): Declare.
13641 * script-sections.h (class Script_sections): Declare
13642 data_segment_align and data_segment_relro_end. Add fields
13643 segment_align_index_ and saw_relro_end_.
13644 * script-sections.cc (class Sections_element): Add set_is_relro
13645 virtual function. Add new bool* parameter to place_orphan_here.
13646 Add get_output_section virtual function.
13647 (class Output_section_definition): Add set_is_relro. Add new
13648 bool* parameter to place_orphan_here. Add get_output_section.
13649 Add is_relro_ field.
13650 (Output_section_definition::Output_section_definition): Initialize
13651 evaluated_address_, evaluated_load_address, evaluated_addralign_,
13652 and is_relro_ fields.
13653 (Output_section_definition::place_orphan_here): Add is_relro
13655 (Output_section_definition::set_section_addresses): Set relro for
13657 (Output_section_definition::alternate_constraint): Likewise.
13658 (class Orphan_output_section): Add new bool* parameter to
13659 place_orphan_here. Add get_output_section.
13660 (Orphan_output_section::place_orphan_here): Add is_relro
13662 (Script_sections::Script_sections): Initialize
13663 data_segment_align_index_ and saw_relro_end_.
13664 (Script_sections::data_segment_align): New function.
13665 (Script_sections::data_segment_relro_end): New function.
13666 (Script_sections::place_orphan): Set or clear is_relro.
13667 (Script_sections::set_section_addresses): Force alignment of first
13669 * yyscript.y (exp): Call script_data_segment_align and
13670 script_data_segment_relro_end.
13671 * testsuite/relro_script_test.t: New file.
13672 * testsuite/relro_test.cc (using_script): Declare.
13673 (t1, t2): Test using_script.
13674 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
13675 (relro_script_test_SOURCES): Define.
13676 (relro_script_test_DEPENDENCIES): Define.
13677 (relro_script_test_LDFLAGS): Define.
13678 (relro_script_test_LDADD): Define.
13679 (relro_script_test.so): New target.
13680 * testsuite/Makefile.in: Rebuild.
13682 2008-08-06 Cary Coutant <ccoutant@google.com>
13684 * archive.cc (Archive::total_archives, Archive::total_members)
13685 (Archive::total_members_loaded): New variables.
13686 (Archive::setup): Add parameter. Add option to preread
13688 (Archive::read_armap): Add counter.
13689 (Archive::get_file_and_offset): New function.
13690 (Archive::get_elf_object_for_member): New function.
13691 (Archive::read_all_symbols): New function.
13692 (Archive::read_symbols): New function.
13693 (Archive::add_symbols): Add counters.
13694 (Archive::include_all_members): Use armap to find members if it's
13696 (Archive::include_member): Skip reading symbols if already read.
13697 Factored code into Archive::get_file_and_offset and
13698 Archive::get_elf_object_for_member. Changed call to
13699 Mapfile::report_include_archive_member.
13700 (Archive::print_stats): New function.
13701 * archive.h: Declare Object and Read_symbols_data classes.
13702 (Archive::Archive): Add initializers for new members.
13703 (Archive::setup): Add parameter.
13704 (Archive::print_stats): New function.
13705 (Archive::total_archives, Archive::total_members)
13706 (Archive::total_members_loaded): New variables.
13707 (Archive::get_file_and_offset): New function.
13708 (Archive::get_elf_object_for_member): New function.
13709 (Archive::read_all_symbols): New function.
13710 (Archive::read_symbols): New function.
13711 (Archive::Archive_member): New class.
13712 (Archive::members_): New member.
13713 (Archive::num_members_): New member.
13714 * main.cc: Include archive.h.
13715 (main): Call Archive::print_stats.
13716 * mapfile.cc (Mapfile::report_include_archive_member): Delete
13717 archive parameter; member_name is now the fully-decorated name.
13718 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
13719 * options.h: (General_options): Add --preread-archive-symbols option.
13720 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
13723 2008-08-04 Ian Lance Taylor <iant@google.com>
13725 * symtab.h (Symbol::use_plt_offset): New function.
13726 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
13727 * powerpc.cc (Relocate::relocate): Likewise.
13728 * sparc.cc (Relocate::relocate): Likewise.
13729 * x86_64.cc (Relocate::relocate): Likewise.
13730 * testsuite/weak_plt.sh: New test.
13731 * testsuite/weak_plt_main.cc: New test.
13732 * testsuite/weak_plt_shared.cc: New test.
13733 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
13734 (check_PROGRAMS): Add weak_plt.
13735 (check_DATA): Add weak_plt_shared.so.
13736 (weak_plt_main_pic.o, weak_plt): New targets.
13737 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
13738 * testsuite/Makefile.in: Rebuild.
13740 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
13742 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
13743 * testsuite/Makefile.in: Rebuild.
13745 2008-08-04 Alan Modra <amodra@bigpond.net.au>
13747 * Makefile.am (POTFILES.in): Set LC_ALL=C.
13748 * Makefile.in: Regenerate.
13749 * po/POTFILES.in: Regenerate.
13751 2008-07-29 Ian Lance Taylor <iant@google.com>
13753 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
13754 symbols before other symbols.
13755 * testsuite/script_test_2.cc (test_addr): Declare.
13756 (test_addr_alias): Declare.
13757 (main): Check that test_addr and test_addr_alias have the right
13759 * testsuite/script_test_2.t: Define test_addr_alias and
13762 2008-07-24 Ian Lance Taylor <iant@google.com>
13765 * descriptors.cc: New file.
13766 * descriptors.h: New file.
13767 * gold-threads.h (class Hold_optional_lock): New class.
13768 * fileread.cc: Include "descriptors.h".
13769 (File_read::~File_read): Release descriptor rather than closing
13771 (File_read::open) [file]: Call open_descriptor rather than open.
13772 Set is_descriptor_opened_.
13773 (File_read::open) [memory]: Assert that descriptor is not open.
13774 (File_read::reopen_descriptor): New function.
13775 (File_read::release): Release descriptor.
13776 (File_read::do_read): Make non-const. Reopen descriptor.
13777 (File_read::read): Make non-const.
13778 (File_read::make_view): Reopen descriptor.
13779 (File_read::do_readv): Likewise.
13780 * fileread.h (class File_read): Add is_descriptor_opened_ field.
13781 Update declarations.
13782 * layout.cc: Include "descriptors.h".
13783 (Layout::create_build_id): Use open_descriptor rather than open.
13784 * output.cc: Include "descriptors.h".
13785 (Output_file::open): Use open_descriptor rather than open.
13786 * archive.cc (Archive::const_iterator): Change Archive to be
13788 (Archive::begin, Archive::end): Make non-const.
13789 (Archive::count_members): Likewise.
13790 * archive.h (class Archive): Update declarations.
13791 * object.h (Object::read): Make non-const.
13792 * Makefile.am (CCFILES): Add descriptors.cc.
13793 (HFILES): Add descriptors.h.
13794 * Makefile.in: Rebuild.
13797 * gold.h: Always include <clocale>. Add Solaris workarounds
13798 following code in binutils/sysdep.h.
13801 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
13802 this->eh_frame_hdr_ is NULL before using it.
13804 * dynobj.cc (Versions::Versions): Update comment.
13806 * dynobj.cc (Versions::Versions): If there is an soname, use it as
13807 the base version name.
13809 * stringpool.cc (Stringpool_template::add_with_length): Set key to
13810 array size plus one.
13811 (Stringpool_template::set_string_offsets): Subtract one from key
13812 before using it as an array index.
13813 (Stringpool_template::get_offset_with_length): Likewise.
13814 (Stringpool_template::write_to_buffer): Likewise.
13815 * stringpool.h (Stringpool_template::get_offset_from_key):
13818 2008-07-23 Ian Lance Taylor <iant@google.com>
13821 * object.h (Merged_symbol_value::value): Do our best to handle a
13825 * script.cc (Version_script_info::get_versions): Don't add empty
13826 version tag to return value.
13827 (Version_script_info::get_symbol_version_helper): Change return
13828 type to bool. Add pversion parameter. Change all callers.
13829 (script_register_vers_node): Don't require a non-NULL tag.
13830 * script.h (class Version_script_info): Update declarations.
13831 (Version_script_info::get_symbol_version): Change return type to
13832 bool. Add version parameter. Change all callers.
13833 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
13834 handling. Handle an empty version from a version script.
13835 (Symbol_table::define_special_symbol): Likewise.
13836 * testsuite/ver_test_10.script: New file.
13837 * testsuite/ver_test_10.sh: New file.
13838 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
13839 (check_DATA): Add ver_test_10.syms.
13840 (ver_test_10.syms, ver_test_10.so): New target.
13841 * testsuite/Makefile.in: Rebuild.
13843 2008-07-23 Simon Baldwin <simonb@google.com>
13845 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
13846 to zero for undefined symbols from dynamic libraries.
13848 2008-07-23 Ian Lance Taylor <iant@google.com>
13850 * symtab.cc (Symbol_table::resolve): Remove version parameter.
13851 Change all callers.
13852 * symtab.h (class Symbol_table): Update declaration.
13853 * testsuite/ver_test_9.cc: New file.
13854 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
13855 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
13856 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
13857 (ver_test_9.so, ver_test_9.o): New targets.
13858 * testsuite/Makefile.in: Rebuild.
13860 2008-07-22 Ian Lance Taylor <iant@google.com>
13862 * options.h (class General_options): Define --check-sections.
13863 * layout.cc (Layout::set_segment_offsets): Handle
13866 * options.h (class General_options): Define -n/--nmagic and
13868 * options.cc (General_options::finalize): For -n/--nmagic or
13869 -N/--omagic, set -static.
13870 * layout.cc (Layout::attach_allocated_section_to_segment): If
13871 -N/--omagic, don't put read-only and read-write sections in
13872 different segments.
13873 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
13874 finding a read-only segment.
13875 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
13876 don't set the minimum segment alignment to the common page size,
13877 and don't set the file offset to the address modulo the page size.
13878 * script-sections.cc (Script_sections::create_segments): If
13879 -n/--omagic, don't put read-only and read-write sections in
13880 different segments.
13882 * cref.cc: New file.
13883 * cref.h: New file.
13884 * options.h (class General_options): Add --print-symbol-counts.
13885 * main.cc (main): Issue defined symbol report if requested.
13886 * archive.cc (Archive::interpret_header): Make into a const member
13888 (Archive::add_symbols): Call Input_objects::archive_start and
13890 (Archive::const_iterator): Define new class.
13891 (Archive::begin, Archive::end): New functions.
13892 (Archive::include_all_members): Rewrite to use iterator.
13893 (Archive::count_members): New function.
13894 * archive.h (class Archive): Update declarations.
13895 (Archive::filename): New function.
13896 * object.cc: Include "cref.h".
13897 (Sized_relobj::Sized_relobj): Initialize defined_count_.
13898 (Sized_relobj::do_get_global_symbol_counts): New function.
13899 (Input_objects::add_object): Add object to cross-referencer.
13900 (Input_objects::archive_start): New function.
13901 (Input_objects::archive_stop): New function.
13902 (Input_objects::print_symbol_counts): New function.
13903 * object.h: Declare Cref and Archive.
13904 (Object::get_global_symbol_counts): New function.
13905 (Object::do_get_global_symbol_counts): New pure virtual function.
13906 (class Sized_relobj): Add defined_count_ field. Update
13908 (class Input_objects): Add cref_ field. Update constructor.
13909 Update declarations.
13910 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
13912 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
13914 (Sized_dynobj::do_get_global_symbol_counts): New function.
13915 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
13916 defined_count_. Update declarations. Define Symbols typedef.
13917 * symtab.cc (Symbol_table::add_from_relobj): Add defined
13918 parameter. Change all callers.
13919 (Symbol_table::add_from_dynobj): Add sympointers and defined
13920 parameters. Change all callers.
13921 * symtab.h (class Symbol_table): Update declarations.
13922 * Makefile.am (CCFILES): Add cref.cc.
13923 (HFILES): Add cref.h.
13924 * Makefile.in: Rebuild.
13926 2008-07-22 Simon Baldwin <simonb@google.com>
13928 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
13929 to zero when writing undefined symbols.
13931 2008-07-22 Ian Lance Taylor <iant@google.com>
13933 * output.cc (Output_section::add_input_section): Don't try to
13934 merge empty merge sections.
13936 2008-07-21 Craig Silverstein <csilvers@google.com>
13938 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13939 Include symbol version in error message.
13941 2008-07-20 Chris Demetriou <cgd@google.com>
13943 * configure.ac (gold_cv_c_random_seed): New configured variable.
13944 (RANDOM_SEED_CFLAGS): New substituted variable.
13945 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
13946 * configure: Rebuild.
13947 * Makefile.in: Likewise.
13948 * testsuite/Makefile.in: Likewise.
13950 2008-07-18 Ian Lance Taylor <iant@google.com>
13952 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
13953 where we see NAME/NULL and NAME/VERSION as separate symbols.
13954 * testsuite/ver_test_main.cc (main): Call t4.
13955 (t4, t4_2a): Define.
13956 * testsuite/ver_test_2.cc (t4_2): Define.
13957 * testsuite/ver_test_2.script: Put t4_2a in VER2.
13958 * testsuite/ver_test_4.cc (t4_2a): Define.
13959 * testsuite/ver_test_4.script: Put t4_2a in VER2.
13960 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
13962 2008-07-17 Ian Lance Taylor <iant@google.com>
13964 * dynobj.cc (Versions::add_def): If we give an error about a
13965 missing version, go ahead and create the version anyhow.
13967 2008-07-10 Ian Lance Taylor <iant@google.com>
13969 Handle output sections with more than 0x7fffffff bytes.
13970 * object.h (class Relobj): Change map_to_output_ to
13971 output_sections_, and just keep a section pointer. Change all
13972 uses. Move comdat group support to Sized_relobj.
13973 (Relobj::is_section_specially_mapped): Remove.
13974 (Relobj::output_section): Remove poff parameter. Change all
13976 (Relobj::output_section_offset): New function.
13977 (Relobj::set_section_offset): Rewrite.
13978 (Relobj::map_to_output): Remove.
13979 (Relobj::output_sections): New function.
13980 (Relobj::do_output_section_offset): New pure virtual function.
13981 (Relobj::do_set_section_offset): Likewise.
13982 (class Sized_relobj): Add section_offsets_ field. Add comdat
13983 group support from Relobj. Update declarations.
13984 (Sized_relobj::get_output_section_offset): New function.
13985 (Sized_relobj::do_output_section_offset): New function.
13986 (Sized_relobj::do_set_section_offset): New function.
13987 * object.cc (Relobj::output_section_address): Remove.
13988 (Sized_relobj::Sized_relobj): Initialize new fields.
13989 (Sized_relobj::include_section_group): Cast find_kept_object to
13991 (Sized_relobj::include_linkonce_section): Likewise.
13992 (Sized_relobj::do_layout): Use separate arrays for output section
13994 (Sized_relobj::do_count_local_symbols): Change map_to_output to
13996 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
13997 output_sections and section_offsets.
13998 (Sized_relobj::write_local_symbols): Likewise.
13999 (map_to_kept_section): Compute output address directly.
14000 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
14001 output_sections and section_offsets.
14002 (Sized_relobj::write_sections): Likewise.
14003 (Sized_relobj::relocate_sections): Likewise.
14004 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
14005 * output.h (class Output_reloc): Update declarations. Change
14006 u2_.relobj to Sized_relobj*.
14007 (class Output_data_reloc): Change add functions to use
14009 * output.cc (Output_reloc::Output_reloc): Change relobj to
14011 (Output_reloc::local_section_offset): Change return type to
14012 Elf_Addr. Use get_output_section_offset.
14013 (Output_reloc::get_address): Likewise.
14014 (Output_section::is_input_address_mapped): Don't call
14015 is_section_specially_mapped.
14016 (Output_section::output_offset): Likewise.
14017 (Output_section::output_address): Likewise.
14018 (Output_section::starting_output_address): Likewise.
14019 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
14020 parameter to Sized_relobj*.
14021 (Copy_relocs::need_copy_reloc): Likewise.
14022 (Copy_relocs::save): Likewise.
14023 * copy-relocs.h (class Copy_relocs): Update declarations.
14024 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
14025 Sized_relobj*. Change relobj_ field to Sized_relobj*.
14026 * target-reloc.h (relocate_for_relocatable): Change
14027 offset_in_output_section type to Elf_Addr. Change code that uses
14029 * layout.cc (Layout::layout): Always set *off.
14030 * mapfile.cc (Mapfile::print_input_section): Use
14031 output_section_offset.
14032 * i386.cc (Target_i386::copy_reloc): Change object parameter to
14034 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
14035 * sparc.cc (Target_sparc::copy_reloc): Likewise.
14036 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
14038 2008-07-03 Ian Lance Taylor <iant@google.com>
14040 * layout.cc (Layout::include_section): Do not discard unrecognized
14041 SHT_STRTAB sections.
14043 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
14045 * script.cc (Lex::can_continue_name): Make '?' allowable in
14046 version-script names.
14047 * testsuite/version_script.map: Change glob pattern to use '?'
14049 2008-06-30 Manish Singh <yosh@gimp.org>
14052 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
14055 2008-06-30 Ian Lance Taylor <iant@google.com>
14059 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
14060 versions]: Don't try to read the value in the contents, since we
14061 don't use it. Use the template endianness when writing.
14063 2008-06-25 Cary Coutant <ccoutant@google.com>
14065 * fileread.cc (File_read::make_view): Assert on zero-length view.
14066 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
14067 symbol table when there are no symbols to read.
14069 2008-06-23 Craig Silverstein <csilvers@google.com>
14071 * version.cc (version_string): Bump to 1.7
14073 2008-06-18 Craig Silverstein <csilvers@google.com>
14075 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
14076 constant 0xFFFF to type Valtype.
14077 (Powerpc_relocate_functions::rel16_ha): Likewise.
14079 2008-06-17 Ian Lance Taylor <iant@google.com>
14081 * output.h (Output_section::Input_section): Initialize p2align_ to
14082 zero for Output_section_data constructors.
14083 (Output_section::Input_section::addralign): If not an input
14084 section, return the alignment of the Output_section_data.
14085 * testsuite/copy_test.cc: New file.
14086 * testsuite/copy_test_1.cc: New file.
14087 * testsuite/copy_test_2.cc: New file.
14088 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
14089 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
14090 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
14091 (copy_test_1_pic.o, copy_test_1.so): New targets.
14092 (copy_test_2_pic.o, copy_test_2.so): New targets.
14093 * testsuite/Makefile.in: Rebuild.
14095 * script-sections.cc (Script_sections::place_orphan): Initialize
14096 local variable exact.
14098 2008-06-13 David Edelsohn <edelsohn@gnu.org>
14100 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
14102 2008-06-12 David Edelsohn <edelsohn@gnu.org>
14103 David S. Miller <davem@davemloft.net>
14105 * powerpc.cc: New file.
14106 * Makefile.am (TARGETSOURCES): Add powerpc.cc
14107 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
14108 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
14109 * Makefile.in: Rebuild.
14111 2008-06-09 Ian Lance Taylor <iant@google.com>
14113 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
14115 (throwing, orig_terminate): New static variables.
14116 (terminate_handler): New static function.
14117 (t2): Set terminate handler.
14119 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
14122 * binary.cc (Binary_to_elf::sized_convert): Fix .data
14125 2008-05-30 Cary Coutant <ccoutant@google.com>
14127 * archive.cc (Archive::include_all_members) Correct to step
14128 over symbol table and extended name table in thin archives.
14130 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
14133 * target-reloc.h (relocate_for_relocatable): Fix new_offset
14136 2008-05-28 Caleb Howe <cshowe@google.com>
14138 * reduced_debug_output.cc: New file.
14139 * reduced_debug_output.h: New file.
14140 * options.h (class General_options): Add --strip-debug-non-line.
14141 * options.cc (General_options::finalize): Add strip_debug_non_line
14142 to the strip heirarchy.
14143 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
14145 * layout.cc: Include "reduced_debug_output.h".
14146 (Layout::Layout): Initialize new fields.
14147 (line_only_debug_sections): New static array.
14148 (is_lines_only_debug_sections): New static inline function.
14149 (Layout::include_section): Handle --strip-debug-non-line.
14150 (Layout::make_output_section): If --strip-debug-non-line, build
14151 new output sections for .debug_abbrev and .debug_info.
14152 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
14153 gold. Warn about possible overflow.
14154 (read_signed_LEB_128): Likewise.
14155 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
14156 (read_signed_LEB_128): Declare.
14157 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
14158 (HFILES): Add reduced_debug_output.h.
14159 * Makefile.in: Rebuild.
14161 2008-05-21 Ian Lance Taylor <iant@google.com>
14163 * mapfile.cc: New file.
14164 * mapfile.h: New file.
14165 * options.h (class General_options): Add -M/--print-map and -Map.
14166 * options.cc (General_options::finalize): Make -M equivalent to
14168 * main.cc: Include <cstdio> and "mapfile.h".
14169 (main): Open mapfile if requested.
14170 * gold.cc (class Middle_runner): Add mapfile_ field. Update
14171 constructor. Change caller.
14172 (queue_initial_tasks): Add mapfile parameter. Change caller.
14173 (queue_middle_tasks): Likewise.
14174 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
14176 * archive.cc: Include "mapfile.h".
14177 (Archive::add_symbols): Add mapfile parameter. Change all
14178 callers. Pass mapfile, symbol, and reason to include_member.
14179 (Archive::include_all_members): Add mapfile parameter. Change all
14181 (Archive::include_member): Add mapfile, sym, and why parameters.
14182 Change all callers. Report inclusion to map file.
14183 * archive.h: Include "fileread.h".
14184 (class Archive): Update declarations.
14185 (Archive::file): New const method.
14186 (class Add_archive_symbols): Add mapfile_ field. Update
14187 constructor. Change all callers.
14188 * readsyms.h (class Read_symbols): Likewise.
14189 (class Finish_group): Likewise.
14190 (class Read_script): Likewise.
14191 * common.cc: Include "mapfile.h".
14192 (Symbol_table::allocate_commons): Add mapfile parameter. Change
14194 (Symbol_table::do_allocate_commons): Likewise.
14195 (Symbol_table::do_allocate_commons_list): Likewise. Report common
14196 symbol allocation to mapfile.
14197 * common.h (class Allocate_commons_task): Add mapfile_ field.
14198 Update constructor. Change all callers.
14199 * symtab.h (class Symbol_table): Update declarations.
14200 * layout.cc: Include "mapfile.h".
14201 (Layout_task_runner::run): Print information to mapfile.
14202 (Layout::create_gold_note): Change Output_data_fixed_space to
14203 Output_data_zero_fill.
14204 (Layout::create_build_id): Likewise.
14205 (Layout::print_to_mapfile): New function.
14206 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
14207 constructor. Change caller.
14208 (class Layout): Declare print_to_mapfile.
14209 * output.cc (Output_section::Input_section::print_to_mapfile): New
14211 (Output_section::add_input_section): If producing a map, always
14212 add to input_sections_ list.
14213 (Output_section::do_print_to_mapfile): New function.
14214 (Output_segment::print_sections_to_mapfile): New function.
14215 (Output_segment::print_section_list_to_mapfile): New function.
14216 * output.h: Include "mapfile.h".
14217 (Output_data::print_to_mapfile): New function.
14218 (Output_data::do_print_to_mapfile): New virtual function.
14219 (Output_segment_headers::do_print_to_mapfile): New function.
14220 (Output_file_header::do_print_to_mapfile): New function.
14221 (Output_data_const::do_print_to_mapfile): New function.
14222 (class Output_data_const_buffer): Add map_name_ field. Update
14223 constructor. Change all callers. Add do_print_to_mapfile
14225 (class Output_data_fixed_space): Likewise.
14226 (class Output_data_space): Likewise.
14227 (class Output_data_zero_fill): New class.
14228 (Output_data_strtab::do_print_to_mapfile): New function.
14229 (Output_data_reloc_base::do_print_to_mapfile): New function.
14230 (Output_relocatable_relocs::do_print_to_mapfile): New function.
14231 (Output_data_group::do_print_to_mapfile): New function.
14232 (Output_data_got::do_print_to_mapfile): New function.
14233 (Output_data_dynamic::do_print_to_mapfile): New function.
14234 (Output_symtab_xindex::do_print_to_mapfile): New function.
14235 (class Output_section): Declare do_print_to_mapflie. Declare
14236 print_to_mapfile in Input_section.
14237 (class Output_segment): Declare new functions.
14238 * object.h (Sized_relobj::symbol_count): New function.
14239 * script-sections.cc
14240 (Output_section_element_dot_assignment::set_section_addresses):
14241 Change Output_data_fixed_space to Output_data_zero_fill.
14242 (Output_data_expression::do_print_to_mapfile): New function.
14243 * script.cc (read_input_script): Add mapfile parameter. Change
14245 * script.h (read_input_script): Update declaration.
14246 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
14247 (Eh_frame::do_print_to_mapfile): New function.
14248 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
14249 (Output_merge_string::do_print_to_mapfile): New function.
14250 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
14252 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
14254 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
14256 * Makefile.am (CCFILES): Add mapfile.cc.
14257 (HFILES): Add mapfile.h.
14258 * Makefile.in: Rebuild.
14260 2008-05-19 Ian Lance Taylor <iant@google.com>
14262 * options.h (class General_options): Add -z relro.
14263 * layout.cc (Layout::Layout): Initialize relro_segment_.
14264 (Layout::add_output_section_data): Return the output section.
14265 (Layout::make_output_section): Rcognize relro sections and mark
14266 them appropriately.
14267 (Layout::attach_allocated_section_to_segment): Put relro sections
14268 in a PT_GNU_RELRO segment.
14269 (Layout::create_initial_dynamic_sections): Mark the .dynamic
14271 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
14273 (Layout::linkonce_mapping): Map d.rel.ro.local to
14274 .data.rel.ro.local.
14275 (Layout::output_section_name): Us .data.rel.ro.local for any
14276 section which begins with that.
14277 * layout.h (class Layout): Update add_output_section_data
14278 declaration. Add relro_segment_ field.
14279 * output.cc (Output_section::Output_section): Initialize is_relro_
14280 and is_relro_local_ fields.
14281 (Output_segment::add_output_section): Group relro sections.
14282 (Output_segment::is_first_section_relro): New function.
14283 (Output_segment::maximum_alignment): If there is a relro section,
14284 align the segment to the common page size.
14285 (Output_segment::set_section_addresses): Track whether we are
14286 looking at relro sections. If the last section is a relro
14287 section, align to the common page size.
14288 (Output_segment::set_section_list_addresses): Add in_relro
14289 parameter. Change all callers. Align to the page size when
14290 moving from relro to non-relro section.
14291 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
14293 * output.h (class Output_section): Add is_relro_ and
14294 is_relro_local_ fields.
14295 (Output_section::is_relro): New function.
14296 (Output_section::set_is_relro): New function.
14297 (Output_section::is_relro_local): New function.
14298 (Output_section::set_is_relro_local): New function.
14299 (class Output_segment): Update declarations.
14300 * i386.cc (Target_i386::got_section): Mark .got section as relro.
14301 * sparc.cc (Target_sparc::got_section): Likewise.
14302 * x86_64.cc (Target_x86_64::got_section): Likewise.
14303 * testsuite/relro_test_main.cc: New file.
14304 * testsuite/relro_test.cc: New file.
14305 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
14306 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
14307 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
14308 (relro_test.so, relro_test_pic.o): New targets.
14309 * testsuite/Makefile.in: Rebuild.
14311 2008-05-16 Ian Lance Taylor <iant@google.com>
14313 * output.cc (Output_segment::add_output_section): Remove front
14315 * output.h (class Output_segment): Remove
14316 add_initial_output_section and overloaded add_output_section.
14317 Update declaration of remaining add_output_section.
14318 * layout.cc (Layout::create_interp): Call add_output_section
14319 rather than add_initial_output_section.
14320 (Layout::finish_dynamic_section): Likewise.
14322 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
14323 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
14324 know the dynamic type.
14325 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
14326 field. Initialize it in constructor.
14327 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
14328 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
14329 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
14332 * output.cc (Output_reloc::get_address): Change return type to
14334 * output.h (class Output_reloc): Update get_address declaration.
14335 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
14336 for section addresses.
14338 2008-05-09 Ian Lance Taylor <iant@google.com>
14341 * gold.cc (gold_nomem): Use return value of write.
14343 2008-05-08 Ian Lance Taylor <iant@google.com>
14345 * symtab.c (Symbol::init_base_output_data): Add version
14346 parameter. Change all callers.
14347 (Symbol::init_base_output_segment): Likewise.
14348 (Symbol::init_base_constant): Likewise.
14349 (Symbol::init_base_undefined): Likewise.
14350 (Sized_symbol::init_output_data): Likewise.
14351 (Sized_symbol::init_output_segment): Likewise.
14352 (Sized_symbol::init_constant): Likewise.
14353 (Sized_symbol::init_undefined): Likewise.
14354 (Symbol_table::do_define_in_output_data): If the new symbol has a
14355 version, mark it as the default.
14356 (Symbol_table::do_define_in_output_segment): Likewise.
14357 (Symbol_table::do_define_as_constant): Likewise.
14358 * symtab.h (class Symbol): Update declarations.
14359 (class Sized_symbol): Likewise.
14360 * resolve.cc (Symbol::override_version): New function.
14361 (Symbol::override_base): Call override_version.
14362 (Symbol::override_base_with_special): Likewise.
14363 * testsuite/ver_script_8.script: New file.
14364 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
14365 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
14366 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
14367 (ver_test_8_1.so, ver_test_8_2.so): New targets.
14369 2008-05-06 Ian Lance Taylor <iant@google.com>
14372 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
14374 (class General_options): Remove existing --undefined, and add
14375 --no-undefined instead. Add new --undefined as synonym for -u.
14376 * archive.cc (Archive::add_symbols): Check whether symbol was
14378 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
14379 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
14380 all uses. Add IS_UNDEFINED. Update declarations to split
14381 different versions of init_base. Declare init_base_undefined.
14382 (Symbol::is_defined): Handle IS_UNDEFINED.
14383 (Symbol::is_undefined): Likewise.
14384 (Symbol::is_weak_undefined): Call is_undefined.
14385 (Symbol::is_absolute): Handle IS_CONSTANT.
14386 (class Sized_symbol): Update declarations to split different
14387 versions of init. Declare init_undefined.
14388 (class Symbol_table): Declare new functions.
14389 * symtab.cc (Symbol::init_base_object): Rename from init_base.
14390 Change all callers.
14391 (Symbol::init_base_output_data): Likewise.
14392 (Symbol::init_base_output_segment): Likewise.
14393 (Symbol::init_base_constant): Likewise.
14394 (Symbol::init_base_undefined): New function.
14395 (Sized_symbol::init_object): Rename from init. Change all
14397 (Sized_symbol::init_output_data): Likewise.
14398 (Sized_symbol::init_output_segment): Likewise.
14399 (Sized_symbol::init_constant): Likewise.
14400 (Sized_symbol::init_undefined): New function.
14401 (Symbol_table::add_undefined_symbols_from_command_line): New
14403 (Symbol_table::do_add_undefined_symbols_from_command_line): New
14405 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
14406 (Symbol::output_section): Likewise.
14407 (Symbol::set_output_section): Likewise.
14408 (Symbol_table::sized_finalize_symbol): Likewise.
14409 (Symbol_table::sized_write_globals): Likewise.
14410 * resolve.cc (Symbol_table::should_override): Likewise.
14411 (Symbol::override_base_with_special): Likewise.
14413 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
14414 symbol, change it to have default visibility.
14415 * testsuite/protected_1.cc: New file.
14416 * testsuite/protected_2.cc: New file.
14417 * testsuite/protected_3.cc: New file.
14418 * testsuite/protected_main_1.cc: New file.
14419 * testsuite/protected_main_2.cc: New file.
14420 * testsuite/protected_main_3.cc: New file.
14421 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
14422 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
14423 (protected_1_LDFLAGS, protected_1_LDADD): Define.
14424 (protected_1.so): New target.
14425 (protected_1_pic.o, protected_2_pic.o): New targets.
14426 (protected_3_pic.o): New target.
14427 (check_PROGRAMS): Add protected_2.
14428 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
14429 (protected_2_LDFLAGS, protected_2_LDADD): Define.
14430 * testsuite/Makefile.in: Rebuild.
14432 * options.h (DEFINE_var): Add set_user_set_##varname__.
14433 (DEFINE_bool_alias): New macro.
14434 (class General_options): Define -Bstatic using DEFINE_bool_alias
14435 rather than DEFINE_special. Add --undefined as an alias for -z
14437 * options.cc (General_options::parse_Bstatic): Remove.
14439 * options.h (class General_options): Add --fatal-warnings.
14440 * main.cc (main): Implement --fatal-warnings.
14441 * errors.h (Errors::warning_count): New function.
14443 * options.h (class General_options): Add -Bsymbolic-functions.
14444 * symtab.h (Symbol::is_preemptible): Check for
14445 -Bsymbolic-functions.
14447 2008-05-05 Ian Lance Taylor <iant@google.com>
14449 * options.h (DEFINE_bool): For DASH_Z, create the negative option
14450 as noVARNAME rather than no-VARNAME.
14451 (class General_options): Add option -z combreloc.
14452 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
14454 (Output_reloc::sort_before) [SHT_REL]: New function.
14455 (Output_reloc::sort_before) [SHT_RELA]: New function.
14456 (class Output_data_reloc_base): Add sort_relocs_ field. Define
14457 Sort_relocs_comparison.
14458 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
14459 parameter. Change all callers.
14460 (Output_data_reloc::Output_data_reloc) [both versions]: Add
14461 sort_relocs parameter. Change all callers.
14462 * output.cc (Output_reloc::get_address): New function, broken out
14464 (Output_reloc::write_rel): Call it.
14465 (Output_reloc::compare): New function.
14466 (Output_data_reloc_base::do_write): Optionally sort relocs.
14468 * configure.ac: If targ_extra_obj is set, link it in.
14469 * configure.tgt: Initialize all variables.
14470 (x86_64*): Set targ_extra_obj and targ_extra_size.
14471 * configure: Rebuild.
14473 * object.cc (Sized_relobj::include_section_group): Adjust section
14474 indexes read from group data. Build vector to pass to
14476 * layout.cc (Layout::layout_group): Add flags and shndxes
14477 parameters. Remove contents parameter. Change caller. Update
14478 explicit instantiations.
14479 * layout.h (class Layout): Update layout_group declaration.
14480 * output.cc (Output_data_group::Output_data_group): Add flags and
14481 input_shndxes parameters. Remove contents parameter. Change
14483 (Output_data_group::do_write): Change input_sections_ to
14485 * output.h (class Output_data_group): Update constructor
14486 declaration. Rename input_sections_ to input_shndxes_.
14487 * testsuite/many_sections_test.cc: Add template.
14489 2008-04-30 Cary Coutant <ccoutant@google.com>
14491 * target-reloc.h (relocate_section): Fix dead-pointer bug.
14493 * layout.cc (Layout::include_section): Refactored check for debug
14495 (Layout::add_comdat): Add new parameters. Change type
14496 of signature parameter. Add object and shndx to signatures table.
14497 (Layout::find_kept_object): New function.
14498 * layout.h: Include <cstring>.
14499 (Layout::is_debug_info_section): New function.
14500 (Layout::add_comdat): Add new parameters.
14501 (Layout::find_kept_object): New function.
14502 (Layout::Kept_section): New struct.
14503 (Layout::Signatures): Change type of map range.
14504 * object.cc (Relobj::output_section_address): New function.
14505 (Sized_relobj::include_section_group): Add new parameters. Change
14506 calls to Layout::add_comdat. Change to build table of kept comdat
14507 groups and table mapping discarded sections to kept sections.
14508 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
14509 (Sized_relobj::do_layout): Change calls to include_section_group and
14510 include_linkonce_section.
14511 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
14512 value to zero when section is discarded.
14513 (Sized_relobj::map_to_kept_section): New function.
14514 * object.h (Relobj::output_section_address): New function.
14515 (Relobj::Comdat_group): New type.
14516 (Relobj::find_comdat_group): New function.
14517 (Relobj::Comdat_group_table): New type.
14518 (Relobj::Kept_comdat_section): New type.
14519 (Relobj::Kept_comdat_section_table): New type.
14520 (Relobj::add_comdat_group): New function.
14521 (Relobj::set_kept_comdat_section): New function.
14522 (Relobj::get_kept_comdat_section): New function.
14523 (Relobj::comdat_groups_): New field.
14524 (Relobj::kept_comdat_sections_): New field.
14525 (Symbol_value::input_value): Update comment.
14526 (Sized_relobj::map_to_kept_section) New function.
14527 (Sized_relobj::include_linkonce_section): Add new parameter.
14528 * target-reloc.h (Comdat_behavior): New type.
14529 (get_comdat_behavior): New function.
14530 (relocate_section): Add code to map a discarded section to the
14531 corresponding kept section when applying a relocation.
14533 2008-04-30 Craig Silverstein <csilvers@google.com>
14535 * dwarf_reader.cc (next_generation_count): New static var.
14536 (Addr2line_cache_entry): New struct.
14537 (addr2line_cache): New static var.
14538 (Dwarf_line_info::one_addr2line): Added caching.
14539 (Dwarf_line_info::clear_addr2line_cache): New function.
14540 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
14541 cache-size parameter.
14542 (Dwarf_line_info::one_addr2line_cache): New function.
14543 * symtab.cc (Symbol_table::detect_odr_violations): Pass
14544 new cache-size argument to one_addr2line(), and clear cache.
14546 2008-04-28 Cary Coutant <ccoutant@google.com>
14548 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
14549 R_386_PC8 relocations.
14551 2008-04-23 Ian Lance Taylor <iant@google.com>
14553 * object.cc (Sized_relobj::include_section_group): Check for
14554 invalid section group.
14556 * object.cc (make_elf_object): Correct test for 64-bit ELF file
14559 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
14560 than read for file header.
14561 * archive.cc (Archive::include_member): Likewise.
14563 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14565 * aclocal.m4: Regenerate.
14566 * configure: Regenerate.
14568 2008-04-19 Ian Lance Taylor <iant@google.com>
14570 * version.cc (version_string): Bump to 1.6.
14572 * testsuite/Makefile.am (many_sections_r_test): New target.
14573 (many_sections_r_test_SOURCES): Remove.
14574 (many_sections_r_test_DEPENDENCIES): Remove.
14575 (many_sections_r_test_LDFLAGS): Remove.
14576 (many_sections_r_test_LDADD): Remove.
14578 * object.cc (Sized_relobj::do_add_symbols): Always pass
14579 local_symbol_count_ to add_from_relobj.
14581 * testsuite/Makefile.am (many_sections_check.h): Only check one in
14582 every thousand variables.
14583 * testsuite/Makefile.in: Rebuild.
14585 * object.cc (Xindex::initialize_symtab_xindex): New function.
14586 (Xindex::read_symtab_xindex): New function.
14587 (Xindex::sym_xindex_to_shndx): New function.
14588 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
14590 (Sized_relobj::do_initialize_xindex): New function.
14591 (Sized_relobj::do_read_symbols): Adjust section links.
14592 (Sized_relobj::symbol_section_and_value): Add is_ordinary
14593 parameter. Change all callers.
14594 (Sized_relobj::include_section_group): Adjust section links and
14595 symbol section indexes.
14596 (Sized_relobj::do_layout): Adjust section links.
14597 (Sized_relobj::do_count_local_symbols): Adjust section links and
14598 symbol section indexes.
14599 (Sized_relobj::do_finalize_local_symbols): Distinguish between
14600 ordinary and special symbols.
14601 (Sized_relobj::write_local_symbols): Add symtab_xindex and
14602 dynsym_xindex parameters. Change all callers. Adjust section
14603 links. Use SHN_XINDEX when needed.
14604 (Sized_relobj::get_symbol_location_info): Adjust section links.
14605 Don't get fooled by special symbols.
14606 * object.h (class Xindex): Define.
14607 (class Object): Add xindex_ parameter. Declare virtual functoin
14608 do_initialize_xindex.
14609 (Object::adjust_sym_shndx): New function.
14610 (Object::set_xindex): New protected function.
14611 (class Symbol_value): Add is_ordinary_shndx_ field.
14612 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
14613 (Symbol_value::value): Assert ordinary section.
14614 (Symbol_value::initialize_input_to_output_map): Likewise.
14615 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
14616 Change all callers.
14617 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
14619 (class Sized_relobj): Update declarations.
14620 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
14621 parameter. Change all callers.
14622 (Sized_relobj::adjust_shndx): New function.
14623 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
14625 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
14626 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
14627 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
14628 (Sized_dynobj::read_dynsym_section): Adjust section links.
14629 (Sized_dynobj::read_dynamic): Likewise.
14630 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
14632 (Sized_dynobj::do_initialize_xindex): New function.
14633 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
14634 do_initialize_xindex.
14635 (Sized_dynobj::adjust_shndx): New function.
14636 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
14637 dynsym_xindex_ fields.
14638 (Layout::finalize): Add a call to set_section_indexes before
14639 creating the symtab sections.
14640 (Layout::set_section_indexes): Don't do anything if the section
14641 already has a section index.
14642 (Layout::create_symtab_sections): Add shnum parameter. Change
14643 caller. Create .symtab_shndx section if needed.
14644 (Layout::create_shdrs): Add shstrtab_section parameter. Change
14646 (Layout::allocated_output_section_count): New function.
14647 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
14649 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
14650 fields. Update declarations.
14651 (Layout::symtab_xindex): New function.
14652 (Layout::dynsym_xindex): New function.
14653 (class Write_symbols_task): Add layout_ field.
14654 (Write_symbols_task::Write_symbols_task): Add layout parameter.
14656 * output.cc (Output_section_headers::Output_section_headers): Add
14657 shstrtab_section parameter. Change all callers.
14658 (Output_section_headers::do_sized_write): Store overflow values
14659 for section count and section string table section index in
14660 section header zero.
14661 (Output_file_header::do_sized_write): Check for overflow of
14662 section count and section string table section index.
14663 (Output_symtab_xindex::do_write): New function.
14664 (Output_symtab_xindex::endian_do_write): New function.
14665 * output.h (class Output_section_headers): Add shstrtab_section_.
14666 Update declarations.
14667 (class Output_symtab_xindex): Define.
14668 (Output_section::has_out_shndx): New function.
14669 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
14671 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
14672 Change all callers.
14673 (Sized_symbol::init): Likewise.
14674 (Symbol::output_section): Check for ordinary symbol.
14675 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
14676 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
14678 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
14679 Change all callers. Simplify handling of symbols from sections
14680 not included in the link.
14681 (Symbol_table::add_from_dynobj): Handle ordinary symbol
14683 (Weak_alias_sorter::operator()): Assert that symbols are
14685 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
14687 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
14688 parameters. Change all callers.
14689 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
14690 symbol distinction. Use SHN_XINDEX when needed.
14691 (Symbol_table::write_section_symbol): Add symtab_xindex
14692 parameter. Change all callers.
14693 (Symbol_table::sized_write_section_symbol): Likewise. Use
14694 SHN_XINDEX when needed.
14695 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
14697 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
14698 (Symbol::is_defined): Check is_ordinary.
14699 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
14700 (Symbol::is_absolute, Symbol::is_common): Likewise.
14701 (class Sized_symbol): Update declarations.
14702 (class Symbol_table): Update declarations.
14703 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
14704 parameters. Change all callers.
14705 (Sized_symbol::override): Likewise.
14706 (Symbol_table::override): Likewise.
14707 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
14708 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
14709 is_ordinary, and orig_st_shndx parameters. Change all callers.
14710 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
14711 to be in an ordinary section.
14712 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
14713 object and is_ordinary parameters. Change all callers.
14714 (Sized_dwarf_line_info::read_relocs): Add object parameter.
14715 Change all callers. Don't add undefined or non-ordinary symbols
14717 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
14718 Change all callers.
14719 * dwarf_reader.h (class Sized_dwarf_line_info): Update
14721 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
14722 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
14723 (Sized_relobj::relocate_sections): Likewise.
14724 * target-reloc.h (scan_relocs): Adjust section symbol index.
14725 (scan_relocatable_relocs): Likewise.
14726 * i386.cc (Scan::local): Check for ordinary symbols.
14727 * sparc.cc (Scan::local): Likewise.
14728 * x86_64.cc (Scan::local): Likewise.
14729 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
14730 to symbol_section_and_value.
14731 * testsuite/many_sections_test.cc: New file.
14732 * testsuite/Makefile.am (BUILT_SOURCES): Define.
14733 (check_PROGRAMS): Add many_sections_test.
14734 (many_sections_test_SOURCES): Define.
14735 (many_sections_test_DEPENDENCIES): Define.
14736 (many_sections_test_LDFLAGS): Define.
14737 (BUILT_SOURCES): Add many_sections_define.h.
14738 (many_sections_define.h): New target.
14739 (BUILT_SOURCES): Add many_sections_check.h.
14740 (many_sections_check.h): New target.
14741 (check_PROGRAMS): Add many_sections_r_test.
14742 (many_sections_r_test_SOURCES): Define.
14743 (many_sections_r_test_DEPENDENCIES): Define.
14744 (many_sections_r_test_LDFLAGS): Define.
14745 (many_sections_r_test_LDADD): Define.
14746 (many_sections_r_test.o): New target.
14747 * testsuite/Makefile.in: Rebuild.
14749 2008-04-17 Cary Coutant <ccoutant@google.com>
14751 * errors.cc (Errors::info): New function.
14752 (gold_info): New function.
14753 * errors.h (Errors::info): New function.
14754 * gold.h (gold_info): New function.
14755 * object.cc (Input_objects::add_object): Print trace output.
14756 * options.cc (options::parse_set): New function.
14757 (General_options::parse_wrap): Deleted.
14758 (General_options::General_options): Deleted initializer.
14759 * options.h (options::String_set): New typedef.
14760 (options::parse_set): New function.
14761 (DEFINE_set): New macro.
14762 (General_options::wrap): Changed to use DEFINE_set. Changed
14763 callers of any_wrap_symbols and is_wrap_symbol.
14764 (General_options::trace, General_options::trace_symbol):
14766 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
14767 (General_options::wrap_symbols_): Deleted.
14768 * symtab.cc (Symbol_table::add_from_object): Print trace output.
14770 2008-04-17 David S. Miller <davem@davemloft.net>
14772 * options.cc (General_options::parse_V): New function.
14773 * options.h: Add entries for -V and -Qy.
14775 2008-04-17 Ian Lance Taylor <iant@google.com>
14777 * common.cc (Symbol_table::allocate_commons): Remove options
14778 parameter. Change caller.
14779 (Symbol_table::do_allocate_commons): Remove options parameter.
14780 Change caller. Just call do_allocate_commons_list twice.
14781 (Symbol_table::do_allocate_commons_list): New function, broken out
14782 of do_allocate_commons.
14783 * common.h (class Allocate_commons_task): Remove options_ field.
14784 Update constructor.
14785 * symtab.cc (Symbol_table::Symbol_table): Initialize
14787 (Symbol_table::add_from_object): Put TLS common symbols on
14789 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
14790 which are IN_OUTPUT_DATA.
14791 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
14792 allocate_commons and do_allocate_commons declarations. Declare
14793 do_allocate_commons_list.
14794 * gold.cc (queue_middle_tasks): Update creation of
14795 Allocate_commons_task to not pass options.
14796 * testsuite/Makefile.am (INCLUDES): Add -I.. .
14797 (TLS_TEST_C_FLAGS): New variable.
14798 (tls_test_c_pic.o): New target.
14799 (tls_test_shared.so): Link in tls_test_c_pic.o.
14800 (tls_test_c_pic_ie.o): New target.
14801 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
14802 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
14803 (tls_test_c.o): New target.
14804 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
14805 (tls_pic_test_LDADD): Likewise.
14806 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
14807 (tls_shared_gd_to_ie_test_LDADD): Likewise.
14808 (tls_test_c_gnu2.o): New target.
14809 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
14811 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
14812 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
14813 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
14814 * testsuite/tls_test.cc: Include "config.h".
14815 (t_last): Call t11_last.
14816 * testsuite/tls_test.h (t11, t11_last): Declare.
14817 * testsuite/tls_test_c.c: New file.
14818 * testsuite/tls_test_main.cc (thread_routine): Call t11.
14819 * configure.ac: Check for OpenMP support.
14820 * configure, config.in, Makefile.in: Rebuild.
14821 * testsuite/Makefile.in: Rebuild.
14823 2008-04-16 Cary Coutant <ccoutant@google.com>
14825 * i386.cc (Target_i386::define_tls_base_symbol): New function.
14826 (Target_i386::tls_base_symbol_defined_): New field.
14827 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14828 (Target_i386::Scan::global): Likewise.
14829 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
14830 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
14831 (Target_x86_64::tls_base_symbol_defined_): New field.
14832 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14833 (Target_x86_64::Scan::global): Likewise.
14835 2008-04-16 Cary Coutant <ccoutant@google.com>
14837 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
14838 (Symbol::needs_plt_entry): Allow weak undefined symbols.
14839 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
14840 building shared libraries.
14841 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
14842 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
14843 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
14844 * testsuite/Makefile.in: Rebuild.
14845 * testsuite/weak_undef.h: New file.
14846 * testsuite/weak_undef_file1.cc: Add extra test cases.
14847 * testsuite/weak_undef_file2.cc: Likewise.
14848 * testsuite/weak_undef_test.cc: Likewise.
14850 2008-04-16 David S. Miller <davem@davemloft.net>
14852 * sparc.cc (Target_sparc::Scan): Change from struct to class.
14853 Add issued_non_pic_error_ field. Declare check_non_pic.
14854 (Target_sparc::Scan::check_non_pic): New function.
14855 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
14856 (Target_sparc::Scan::global): Likewise.
14858 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
14859 * configure: Rebuild.
14861 * options.h (DEFINE_enable): New macro.
14862 (new_dtags): New enable option.
14863 (initfirst, interpose, loadfltr, nodefaultlib,
14864 nodelete, nodlopen, nodump): New -z options.
14865 * layout.cc (Layout:finish_dynamic_section): If new
14866 dtags enabled, emit DT_RUNPATH. Also, emit a
14867 DT_FLAGS_1 containing any specified -z flags.
14869 2008-04-16 Ian Lance Taylor <iant@google.com>
14871 * copy-relocs.cc: New file.
14872 * copy-relocs.h: New file.
14873 * reloc.cc: Remove Copy_relocs code.
14874 * reloc.h: Likewise.
14875 * reloc-types.h (struct Reloc_types) [both versions]: Add
14876 get_reloc_addend_noerror.
14877 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
14878 variants of add_global which take an addend which must be zero.
14879 * i386.cc: Include "copy-relocs.h".
14880 (class Target_i386): Change type of copy_relocs_ to variable,
14881 update initializer.
14882 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
14883 Change all callers.
14884 (Target_i386::do_finalize_sections): Change handling of
14886 * sparc.cc: Include "copy-relocs.h".
14887 (class Target_sparc): Change type of copy_relocs_ to variable,
14888 update initializer.
14889 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
14890 Change all callers.
14891 (Target_sparc::do_finalize_sections): Change handling of
14893 * x86_64.cc: Include "copy-relocs.h".
14894 (class Target_x86_64): Change type of copy_relocs_ to variable,
14895 update initializer.
14896 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
14897 class. Change all callers.
14898 (Target_x86_64::do_finalize_sections): Change handling of
14900 * Makefile.am (CCFILES): Add copy-relocs.cc.
14901 (HFILES): Add copy-relocs.h.
14903 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
14905 * testsuite/script_test_4.sh: Permit leading zeroes.
14907 2008-04-15 Ian Lance Taylor <iant@google.com>
14909 * script-sections.cc (Script_sections::create_segments): Use
14910 header_size_adjustment even when there is enough room for the
14912 * testsuite/script_test_4.sh: New file.
14913 * testsuite/script_test_4.t: New file.
14914 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
14915 (check_DATA): Add script_test_4.stdout.
14916 (MOSTLYCLEANFILES): Likewise.
14917 (script_test_4): New target.
14918 (script_test_4.stdout): New target.
14919 * testsuite/Makefile.in: Rebuild.
14921 * sparc.cc: Add definitions for Output_data_plt_sparc class
14924 2008-04-14 David S. Miller <davem@davemloft.net>
14926 * sparc.cc: New file.
14927 * Makefile.am (TARGETSOURCES): Add sparc.cc
14928 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
14929 * configure.tgt: Document targ_extra_size and
14930 targ_extra_big_endian. Add entries for sparc-* and
14932 * configure.ac: Handle targ_extra_size and
14933 targ_extra_big_endian.
14934 * Makefile.in: Rebuild.
14935 * configure: Likewise.
14936 * po/POTFILES.in: Likewise.
14937 * po/gold.pot: Likewise.
14939 2008-04-14 Ian Lance Taylor <iant@google.com>
14941 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
14942 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
14943 in the name/type/flags to section mapping. Don't call
14944 allocate_output_section.
14945 (Layout::choose_output_section): Change parameter from adjust_name
14946 to is_input_section. Don't permit input sections after sections
14947 are attached to segments. Don't call allocate_output_section.
14948 (Layout::layout_eh_frame): Call update_flags_for_input_section,
14949 not write_enable_output_section.
14950 (Layout::make_output_section): Don't push to
14951 unattached_section_list_ nor call attach_to_segment. Call
14952 attach_section_to_segment if sections are attached.
14953 (Layout::attach_sections_to_segments): New function.
14954 (Layout::attach_section_to_segment): New function.
14955 (Layout::attach_allocated_section_to_segment): Rename from
14956 attach_to_segment. Remove flags parameter.
14957 (Layout::allocate_output_section): Remove function.
14958 (Layout::write_enable_output_section): Remove function.
14959 * layout.h (class Layout): Update for above changes. Add new
14960 field sections_are_attached_.
14961 * output.h (Output_section::update_flags_for_input_section): New
14963 * output.cc (Output_section::add_input_section): Call
14964 update_flags_for_input_section.
14965 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
14967 2008-04-11 Cary Coutant <ccoutant@google.com>
14969 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
14970 thought unnecessary.
14971 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
14973 2008-04-11 Ian Lance Taylor <iant@google.com>
14975 * output.h (class Output_section_data): Remove inline definition
14977 * output.cc (Output_section_data::set_addralign): New function.
14979 2008-04-11 Cary Coutant <ccoutant@google.com>
14981 Add support for TLS descriptors for i386 and x86_64.
14982 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
14983 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
14984 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
14986 (Target_i386::got_mod_index_entry): Remove unnecessary code.
14987 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
14988 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
14990 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
14991 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
14992 Fix problem with initial-exec relocations.
14993 (Target_i386::Relocate::relocate_tls): Likewise.
14994 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
14996 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
14997 support for section-plus-offset dynamic table entries.
14998 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
14999 (Output_data_dynamic::Dynamic_entry): Add support for
15000 section-plus-offset dynamic table entries.
15001 (Output_data_dynamic::Classification): Likewise.
15002 (Output_data_dynamic::classification_): Renamed offset_.
15003 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
15004 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
15005 (Target_x86_64::make_plt_section): New function.
15006 (Target_x86_64::reserve_tlsdesc_entries): New function.
15007 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
15008 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
15009 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
15010 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
15011 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
15012 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
15013 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
15014 add extra PLT entry for TLS descriptors.
15015 (Output_data_plt_x86_64::got_): New field.
15016 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
15017 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
15019 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
15021 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
15022 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
15023 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
15024 R_386_TLS_DESC_CALL relocations.
15025 (Target_x86_64::Scan::global): Likewise.
15026 (Target_x86_64::do_finalize_sections): Add dynamic table entries
15027 for TLS descriptors.
15028 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
15029 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
15030 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
15031 GD-to-IE relaxation.
15032 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
15033 and TLS_DESCRIPTORS.
15034 * Makefile.in: Rebuild.
15035 * configure: Rebuild.
15036 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
15037 (tls_test_shared2.so): New target.
15038 (tls_shared_gd_to_ie_test_SOURCES): New variable.
15039 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
15040 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
15041 (tls_shared_gd_to_ie_test_LDADD): New variable.
15042 (tls_shared_gnu2_gd_to_ie_test): New target.
15043 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
15045 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
15046 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
15047 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
15048 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
15049 (tls_shared_gnu2_test): New target.
15050 (tls_test_gnu2_shared.so): New target.
15051 (tls_shared_gnu2_test_SOURCES): New variable.
15052 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
15053 (tls_shared_gnu2_test_LDFLAGS): New variable.
15054 (tls_shared_gnu2_test_LDADD): New variable.
15055 * testsuite/Makefile.in: Rebuild.
15056 * testsuite/Makefile.
15058 2008-04-11 Ian Lance Taylor <iant@google.com>
15060 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
15062 * testsuite/Makefile.in: Rebuild.
15064 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
15066 * testsuite/script_test_2.cc (main): Adjust test.
15068 2008-04-11 David S. Miller <davem@davemloft.net>
15069 Ian Lance Taylor <iant@google.com>
15071 * options.h (General_options): Add entries for '-Y' and
15073 * options.cc (General_options:finalize): If -Y was used, add those
15074 entries to the library path instead of the default "/lib" and
15077 2008-04-11 David S. Miller <davem@davemloft.net>
15079 * testsuite/justsyms.t: Start at 0x100.
15080 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
15081 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
15083 * testsuite/script_test_2.cc: Adjust string and section length
15086 2008-04-09 Ian Lance Taylor <iant@google.com>
15089 * script-sections.cc (Sections_element::allocate_to_segment): Add
15091 (Output_section_definition::allocate_to_segment): Likewise.
15092 (Orphan_output_section::allocate_to_segment): Likewise.
15093 (Script_sections::attach_sections_using_phdrs_clause): Don't
15094 propagate non-PT_LOAD segments to orphan sections.
15095 * testsuite/Makefile.am (script_test_3.stdout): Generate using
15096 readelf rather than objdump.
15097 * testsuite/script_test_3.sh: Adjust accordingly. Test that
15098 .interp section and PT_INTERP segment are the same size.
15099 * testsuite/Makefile.in: Rebuild.
15101 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
15102 aliases for symbols defined in the same object.
15103 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
15104 (weak_alias_test_SOURCES): New variable.
15105 (weak_alias_test_DEPENDENCIES): New variable.
15106 (weak_alias_test_LDFLAGS): New variable.
15107 (weak_alias_test_LDADD): New variable.
15108 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
15109 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
15110 (weak_alias_test_3.o): New target.
15111 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
15112 * testsuite/weak_alias_test_main.cc: New file.
15113 * testsuite/weak_alias_test_1.cc: New file.
15114 * testsuite/weak_alias_test_2.cc: New file.
15115 * testsuite/weak_alias_test_3.cc: New file.
15117 2008-04-08 Ian Lance Taylor <iant@google.com>
15119 * options.h (class General_options): Add --noinhibit-exec option.
15120 * main.cc (main): Check --noinhibit-exec.
15122 * options.h (class General_options): Define --wrap as a special
15123 option. Add wrap_symbols_ field.
15124 (General_options::any_wrap_symbols): New function.
15125 (General_options::is_wrap_symbol): New function.
15126 * options.cc (General_options::parse_wrap): New function.
15127 (General_options::General_options): Initialize wrap_symbols_.
15128 * symtab.cc (Symbol_table::wrap_symbol): New function.
15129 (Symbol_table::add_from_object): Handle --wrap.
15130 * symtab.h (class Symbol_table): Declare wrap_symbol.
15131 * target.h (Target::wrap_char): New function.
15132 (Target::Target_info): Add wrap_char field.
15133 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
15134 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
15135 * testsuite/testfile.cc (Target_test::test_target_info):
15138 * errors.cc (Errors::undefined_symbol): Mention symbol version if
15141 * layout.h (class Layout): Add added_eh_frame_data_ field.
15142 * layout.cc (Layout::Layout): Initialize new field.
15143 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
15144 output section until we find a section we merged successfully.
15145 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
15146 that the size be non-zero.
15148 * merge.cc (Object_merge_map::get_output_offset): Remove inline
15151 2008-04-08 Craig Silverstein <csilvers@google.com>
15153 * configure.ac: Export new conditional variable HAVE_ZLIB.
15154 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
15156 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
15157 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15159 2008-04-07 Ian Lance Taylor <iant@google.com>
15161 * version.cc (version_string): Set to "1.5".
15163 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
15164 Add issued_non_pic_error_ field. Declare check_non_pic.
15165 (Target_x86_64::Scan::check_non_pic): New function.
15166 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
15167 (Target_x86_64::Scan::global): Likewise.
15169 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
15170 addend parameter. Change caller. Handle merge sections.
15171 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
15172 Address to Addend. Don't add in the result of
15173 local_section_offset, pass down the addend and use the returned
15175 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
15176 Update declarations of local_section_offset and symbol_value.
15177 * testsuite/two_file_test_1.cc (t18): New function.
15178 * testsuite/two_file_test_2.cc (f18): New function.
15179 * testsuite/two_file_test_main.cc (main): Call t18.
15180 * testsuite/two_file_test.h (t18, f18): Declare.
15182 * configure.ac: Don't test for objdump, c++filt, or readelf.
15183 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
15185 (TEST_READELF): New variable.
15186 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
15187 (check_PROGRAMS): Add two_file_strip_test.
15188 (two_file_strip_test): New target.
15189 (check_PROGRAMS): Add two_file_same_shared_strip_test.
15190 (two_file_same_shared_strip_test_SOURCES): New variable.
15191 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
15192 (two_file_same_shared_strip_test_LDFLAGS): New variable.
15193 (two_file_same_shared_strip_test_LDADD): New variable.
15194 (two_file_shared_strip.so): New target.
15195 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
15196 (ver_test_5.syms, ver_test_7.syms): Likewise.
15197 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
15198 (strip_test_3.stdout): Use TEST_OBJDUMP.
15199 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15201 2008-04-04 Cary Coutant <ccoutant@google.com>
15203 * symtab.h (Symbol::is_weak_undefined): New function.
15204 (Symbol::is_strong_undefined): New function.
15205 (Symbol::is_absolute): New function.
15206 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
15207 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
15209 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
15210 (weak_undef_test): New target.
15211 * testsuite/Makefile.in: Rebuild.
15212 * testsuite/weak_undef_file1.cc: New file.
15213 * testsuite/weak_undef_file2.cc: New file.
15214 * testsuite/weak_undef_test.cc: New file.
15216 2008-04-03 Craig Silverstein <csilvers@google.com>
15218 * compressed_output.h (class Output_compressed_section): Use
15220 * compressed_output.cc (zlib_compress): Use unsigned buffers,
15222 (zlib_compressed_suffix): Removed.
15223 (Output_compressed_section::set_final_data_size): Use unsigned
15225 * testsuite/Makefile.am (flagstest_compress_debug_sections):
15226 Fix linker invocation.
15227 (flagstest_o_specialfile_and_compress_debug_sections):
15229 * testsuite/Makefile.in: Regenerated.
15231 2008-04-02 David S. Miller <davem@davemloft.net>
15233 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
15234 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
15236 2008-04-02 Craig Silverstein <csilvers@google.com>
15240 2008-04-02 Ian Lance Taylor <iant@google.com>
15242 * fileread.cc (File_read::find_view): Add byteshift and vshifted
15243 parameters. Update for new key type to views_. Change all
15245 (File_read::read): Adjust for byteshift in returned view.
15246 (File_read::add_view): New function, broken out of
15247 find_and_make_view.
15248 (File_read::make_view): New function, broken out of
15249 find_and_make_view.
15250 (File_read::find_or_make_view): Add offset and aligned
15251 parameters. Rewrite accordingly. Change all callers.
15252 (File_read::get_view): Add offset and aligned parameters. Adjust
15253 for byteshift in return value.
15254 (File_read::get_lasting_view): Likewise.
15255 * fileread.h (class File_read): Update declarations.
15256 (class File_read::View): Add byteshift_ field. Add byteshift to
15257 constructor. Add byteshift method.
15258 * archive.h (Archive::clear_uncached_views): New function.
15259 (Archive::get_view): Add aligned parameter. Change all callers.
15260 * object.h (Object::get_view): Add aligned parameter. Change all
15262 (Object::get_lasting_view): Likewise.
15264 * fileread.cc (File_read::release): Don't call clear_views if
15265 there are multiple objects.
15266 * fileread.h (File_read::clear_uncached_views): New function.
15267 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
15270 2008-03-31 Cary Coutant <ccoutant@google.com>
15272 Add thin archive support.
15273 * archive.cc (Archive::armagt): New const.
15274 (Archive::setup): Remove task parameter and calls to unlock.
15275 (Archive::unlock_nested_archives): New function.
15276 (Archive::read_header): Add nested_off parameter. Change
15278 (Archive::interpret_header): Likewise.
15279 (Archive::include_all_members): Change to handle thin
15281 (Archive::include_member): Likewise.
15282 * archive.h (Archive::Archive): Add new parameters and
15284 (Archive::armagt): New const.
15285 (Archive::setup): Remove task parameter.
15286 (Archive::unlock_nested_archives): New function.
15287 (Archive::read_header): Add nested_off parameter.
15288 (Archive::interpret_header): Likewise.
15289 (Archive::Nested_archive_table): New typedef.
15290 (Archive::is_thin_archive_): New field.
15291 (Archive::nested_archives_): New field.
15292 (Archive::options_): New field.
15293 (Archive::dirpath_): New field.
15294 (Archive::task_): New field.
15295 * readsyms.cc (Read_symbols::do_read_symbols): Add check
15296 for thin archives. Pass additional parameters to
15297 Archive::Archive. Unlock the archive file after calling
15300 2008-03-29 Ian Lance Taylor <iant@google.com>
15302 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
15303 version symbol to be local.
15304 * testsuite/ver_test_4.sh: New file.
15305 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
15306 (check_DATA): Add ver_test_4.syms.
15307 (ver_test_4.syms): New target.
15308 * testsuite/Makefile.in: Rebuild.
15311 (Output_section::Input_section_sort_entry::has_priority): New
15313 (Output_section::Input_section_sort_entry::match_file_name): New
15315 (Output_section::Input_section_sort_entry::match_section_name):
15317 (Output_section::Input_section_sort_entry::match_section_name_prefix):
15319 (Output_section::Input_section_sort_entry::match_section_file):
15321 (Output_section::Input_section_sort_compare::operator()): Rewrite
15322 using new Input_section_sort_entry functions. Sort crtbegin and
15323 crtend first. Sort sections with no priority before sections with
15325 * testsuite/initpri1.c (d3): Check j != 4.
15326 (cd5): New constructor/destructor function.
15327 (main): Check j != 2.
15329 * symtab.cc (Symbol_table::add_from_object): If we don't use the
15330 new symbol when resolving, don't call set_is_default.
15331 * testsuite/ver_test_7.cc: New file.
15332 * testsuite/ver_test_7.sh: New file.
15333 * testsuite/Makefile.am (ver_test_7.so): New target.
15334 (ver_test_7.o): New target.
15335 (check_SCRIPTS): Add ver_test_7.sh.
15336 (check_DATA): Add ver_test_7.syms.
15337 (ver_test_7.syms): New target.
15339 2008-03-28 Ian Lance Taylor <iant@google.com>
15341 * layout.cc (Layout::layout): If we see an input section with a
15342 name that needs sorting, set the must_sort flag for the output
15344 (Layout::make_output_section): If the name of the output section
15345 indicates that it might require sorting, set the may_sort flag.
15346 * output.h (Output_section::may_sort_attached_input_sections): New
15348 (Output_section::set_may_sort_attached_input_sections): New
15350 (Output_section::must_sort_attached_input_sections): New
15352 (Output_section::set_must_sort_attached_input_sections): New
15354 (class Output_section): Declare Input_section_sort_entry. Define
15355 Input_section_sort_compare. Declare
15356 sort_attached_input_sections. Add new fields:
15357 may_sort_attached_input_sections_,
15358 must_sort_attached_input_sections_,
15359 attached_input_sections_are_sorted_.
15360 * output.cc (Output_section::Output_section): Initialize new
15362 (Output_section::add_input_section): Add an entry to
15363 input_sections_ if may_sort or must_sort are true.
15364 (Output_section::set_final_data_size): Call
15365 sort_attached_input_sections if necessary.
15366 (Output_section::Input_section_sort_entry): Define new class.
15367 (Output_section::Input_section_sort_compare::operator()): New
15369 (Output_section::sort_attached_input_sections): New function.
15370 * configure.ac: Check whether the compiler supports constructor
15371 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
15372 * testsuite/initpri1.c: New file.
15373 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
15374 CONSTRUCTOR_PRIORITY.
15375 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
15376 (initpri1_LDFLAGS): New variable.
15377 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15379 2008-03-27 Ian Lance Taylor <iant@google.com>
15381 * common.cc (Sort_commons::operator): Correct sorting algorithm.
15382 * testsuite/common_test_1.c: New file.
15383 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
15384 (common_test_1_SOURCES): New variable.
15385 (common_test_1_DEPENDENCIES): New variable.
15386 (common_test_1_LDFLAGS): New variable.
15388 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
15389 and commons_ correctly when NAME/VERSION does not override
15391 * testsuite/ver_test_6.c: New file.
15392 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
15393 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
15394 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
15396 2008-03-26 Ian Lance Taylor <iant@google.com>
15398 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
15399 of an undefined symbol from a version script.
15400 * testsuite/Makefile.am (ver_test_5.so): New target.
15401 (ver_test_5.o): New target.
15402 (check_SCRIPTS): Add ver_test_5.sh.
15403 (check_DATA): Add ver_test_5.syms.
15404 (ver_test_5.syms): New target.
15405 * testsuite/ver_test_5.cc: New file.
15406 * testsuite/ver_test_5.script: New file.
15407 * testsuite/ver_test_5.sh: New file.
15408 * Makefile.in, testsuite/Makefile.in: Rebuild.
15411 Fix problems building gold with gcc 4.3.0.
15412 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
15413 (gold_error_at_location, gold_warning_at_location): Use it.
15414 * configure.ac: Check whether we can compile and use a template
15415 function with a printf attribute.
15416 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
15417 when jumping over bytes.
15418 * object.cc: Instantiate Object::read_section_data.
15419 * debug.h: Include <cstring>
15420 * dwarf_reader.cc: Include <algorithm>
15421 * main.cc: Include <cstring>.
15422 * options.cc: Include <cstring>.
15423 * output.cc: Include <cstring>.
15424 * script.cc: Include <cstring>.
15425 * script.h: Include <string>.
15426 * symtab.cc: Include <cstring> and <algorithm>.
15427 * target-select.cc: Include <cstring>.
15428 * version.cc: Include <string>.
15429 * testsuite/testmain.cc: Include <cstdlib>.
15430 * configure, config.in: Rebuild.
15432 2008-03-25 Ian Lance Taylor <iant@google.com>
15434 * options.cc: Include "../bfd/bfdver.h".
15435 (options::help): Print bug reporting address.
15437 * version.cc (print_version): Adjust output for current value of
15438 BFD_VERSION_STRING.
15442 * options.cc (options::help): Print list of supported targets.
15443 * target-select.h: Include <vector>.
15444 (class Target_selector): Make machine_, size_, and is_big_endian_
15445 fields const. Add bfd_name_ and instantiated_target_ fields.
15446 (Target_selector::Target_selector): Add bfd_name parameter.
15447 (Target_selector::recognize): Make non-virtual, call
15449 (Target_selector::recognize_by_name): Make non-virtual, call
15450 do_recognize_by_name.
15451 (Target_selector::supported_names): New function.
15452 (Target_selector::bfd_name): New function.
15453 (Target_selector::do_instantiate_target): New pure virtual
15455 (Target_selector::do_recognize): New virtual function.
15456 (Target_selector::do_recognize_by_name): New virtual function.
15457 (Target_selector::instantiate_target): New private function.
15458 (supported_target_names): Declare.
15459 * target-select.cc (Target_selector::Target_selector): Update for
15460 new parameter and fields.
15461 (select_target_by_name): Check that the name matches before
15462 calling recognize_by_name.
15463 (supported_target_names): New function.
15464 * i386.cc (class Target_selector_i386): Update Target_selector
15465 constructor call. Remove recognize and recognize_by_name. Add
15466 do_instantiate_target.
15467 * x86_64.cc (class Target_selector_x86_64): Likewise.
15468 * testsuite/testfile.cc (class Target_selector_test): Update for
15469 changes to Target_selector.
15471 * README: Rewrite, with some notes on unsupported features.
15473 2008-03-24 Cary Coutant <ccoutant@google.com>
15475 * i386.cc (Target_i386::Got_type): New enum declaration.
15476 (Target_i386::Scan::local): Updated callers of Output_data_got
15478 (Target_i386::Scan::global): Likewise.
15479 (Target_i386::Relocate::relocate): Likewise.
15480 (Target_i386::Relocate::relocate_tls): Likewise.
15481 * object.h (Got_offset_list): New class.
15482 (Sized_relobj::local_has_got_offset): Added got_type parameter.
15483 (Sized_relobj::local_got_offset): Likewise.
15484 (Sized_relobj::set_local_got_offset): Likewise.
15485 (Sized_relobj::local_has_tls_got_offset): Removed.
15486 (Sized_relobj::local_tls_got_offset): Removed.
15487 (Sized_relobj::set_local_tls_got_offset): Removed.
15488 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
15489 * output.cc (Output_data_got::add_global): Added got_type parameter.
15490 (Output_data_got::add_global_with_rel): Likewise.
15491 (Output_data_got::add_global_with_rela): Likewise.
15492 (Output_data_got::add_global_pair_with_rel): New function.
15493 (Output_data_got::add_global_pair_with_rela): New function.
15494 (Output_data_got::add_local): Added got_type parameter.
15495 (Output_data_got::add_local_with_rel): Likewise.
15496 (Output_data_got::add_local_with_rela): Likewise.
15497 (Output_data_got::add_local_pair_with_rel): New function.
15498 (Output_data_got::add_local_pair_with_rela): New function.
15499 (Output_data_got::add_global_tls): Removed.
15500 (Output_data_got::add_global_tls_with_rel): Removed.
15501 (Output_data_got::add_global_tls_with_rela): Removed.
15502 (Output_data_got::add_local_tls): Removed.
15503 (Output_data_got::add_local_tls_with_rel): Removed.
15504 (Output_data_got::add_local_tls_with_rela): Removed.
15505 * output.h (Output_data_got::add_global): Added got_type parameter.
15506 (Output_data_got::add_global_with_rel): Likewise.
15507 (Output_data_got::add_global_with_rela): Likewise.
15508 (Output_data_got::add_global_pair_with_rel): New function.
15509 (Output_data_got::add_global_pair_with_rela): New function.
15510 (Output_data_got::add_local): Added got_type parameter.
15511 (Output_data_got::add_local_with_rel): Likewise.
15512 (Output_data_got::add_local_with_rela): Likewise.
15513 (Output_data_got::add_local_pair_with_rel): New function.
15514 (Output_data_got::add_local_pair_with_rela): New function.
15515 (Output_data_got::add_global_tls): Removed.
15516 (Output_data_got::add_global_tls_with_rel): Removed.
15517 (Output_data_got::add_global_tls_with_rela): Removed.
15518 (Output_data_got::add_local_tls): Removed.
15519 (Output_data_got::add_local_tls_with_rel): Removed.
15520 (Output_data_got::add_local_tls_with_rela): Removed.
15521 * resolve.cc (Symbol::override_base_with_special): Removed
15522 reference to has_got_offset_ field.
15523 * symtab.cc (Symbol::init_fields): Replaced initialization
15524 of got_offset_ with got_offsets_. Removed initialization
15526 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
15527 (Symbol::got_offset): Likewise.
15528 (Symbol::set_got_offset): Likewise.
15529 (Symbol::has_tls_got_offset): Removed.
15530 (Symbol::tls_got_offset): Removed.
15531 (Symbol::set_tls_got_offset): Removed.
15532 (Symbol::got_offset_): Removed.
15533 (Symbol::tls_mod_got_offset_): Removed.
15534 (Symbol::tls_pair_got_offset_): Removed.
15535 (Symbol::got_offsets_): New field.
15536 (Symbol::has_got_offset): Removed.
15537 (Symbol::has_tls_mod_got_offset): Removed.
15538 (Symbol::has_tls_pair_got_offset): Removed.
15539 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
15540 (Target_x86_64::Scan::local): Updated callers of Output_data_got
15542 (Target_x86_64::Scan::global): Likewise.
15543 (Target_x86_64::Relocate::relocate): Likewise.
15544 (Target_x86_64::Relocate::relocate_tls): Likewise.
15546 2008-03-25 Ben Elliston <bje@au.ibm.com>
15548 * yyscript.y: Fix spelling error in comment.
15550 2008-03-24 Ian Lance Taylor <iant@google.com>
15552 * options.h (class General_options): Define build_id option.
15553 * layout.h (class Layout): Declare write_build_id, create_note,
15554 create_build_id. Add build_id_note_ member.
15555 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
15556 "libiberty.h", "md5.h", "sha1.h".
15557 (Layout::Layout): Initialize eh_frame_data_,
15558 eh_frame_hdr_section_, and build_id_note_.
15559 (Layout::finalize): Call create_build_id.
15560 (Layout::create_note): New function, broken out of
15561 Layout::create_gold_note.
15562 (Layout::create_gold_note): Call create_note.
15563 (Layout::create_build_id): New function.
15564 (Layout::write_build_id): New function.
15565 (Close_task_runner::run): Call write_build_id.
15567 * x86_64.cc: Correct license to GPLv3.
15569 2008-03-23 Ian Lance Taylor <iant@google.com>
15571 * options.cc: Include "demangle.h".
15572 (parse_optional_string): New function.
15573 (parse_long_option): Handle takes_optional_argument.
15574 (parse_short_option): Update dash_z initializer. Handle
15575 takes_optional_argument.
15576 (General_options::General_options): Initialize do_demangle_.
15577 (General_options::finalize): Set do_demangle_. Handle demangling
15579 * options.h (parse_optional_string): Declare.
15580 (struct One_option): Add optional_arg field. Update constructor.
15581 Update call constructor calls. Add takes_optional_argument
15583 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
15584 (DEFINE_optional_string): Define.
15585 (General_options::demangle): Change from DEFINE_bool to
15586 DEFINE_optional_string.
15587 (General_options::no_demangle): New function.
15588 (General_options::do_demangle): New function.
15589 (General_options::set_do_demangle): New function.
15590 (General_options::execstack_status_): Move definition to end of
15592 (General_options::static_): Likewise.
15593 (General_options::do_demangle_): New field.
15594 * object.cc (big_endian>::get_symbol_location_info): Call
15595 Options::do_demangle, not Options::demangle.
15596 * symtab.cc (demangle): Likewise.
15598 2008-03-22 Ian Lance Taylor <iant@google.com>
15600 * gold.h: Include <cstddef> and <sys/types.h>
15601 * options.h: Include <cstring>.
15603 2008-03-21 Ian Lance Taylor <iant@google.com>
15605 * Added source code to GNU binutils.
15607 Copyright (C) 2008-2014 Free Software Foundation, Inc.
15609 Copying and distribution of this file, with or without modification,
15610 are permitted in any medium without royalty provided the copyright
15611 notice and this notice are preserved.
15617 version-control: never