1 2012-12-03 Alan Modra <amodra@gmail.com>
3 * output.h: Formatting, whitespace.
5 2012-12-03 Alan Modra <amodra@gmail.com>
7 * layout.h (Layout::get_executable_sections): Declare.
8 * layout.cc (Layout::get_executable_sections): New function.
9 * arm.cc (Target_arm::group_sections): Use it.
10 (Arm_output_section::group_sections): Delete now redundant test.
11 * output.cc (Output_reloc::Output_reloc): Add is_relative.
12 param to handle relative relocs.
13 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
14 (Output_data_reloc::add_absolute): Adjust.
15 (Output_data_reloc::add_relative): New function.
16 (Output_data::reset_data_size): New function.
17 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
18 (Output_section::set_addralign): New function.
19 (Output_section::checkpoint_set_addralign): New function.
20 (Output_section::clear_section_offsets_need_adjustment): New function.
21 (Output_section::input_sections): Make public.
22 * powerpc.cc (class Output_data_brlt_powerpc): New.
23 (class Stub_table, class Stub_control): New.
24 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
25 stub_table_, set_stub_table, stub_table): New vectors and accessor
27 (Target_powerpc::do_may_relax, do_relax, push_branch,
28 new_stub_table, stub_tables, brlt_section, group_sections,
29 add_branch_lookup_table, find_branch_lookup_table,
30 write_branch_lookup_table, make_brlt_section): New functions.
31 (Target_powerpc::struct Sort_sections, class Branch_info): New.
32 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
33 branch_info_): New vars.
34 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
36 (Output_data_glink): Remove all call stub handling from this class.
37 (Target_powerpc::Scan::local, global): Save interesting branch
38 relocs and relocs for ifunc. Adjust calls to plt entry functions.
39 (Target_powerpc::do_finalize_sections): Only make reg save/restore
40 functions on final link.
41 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
42 Handle long branch destinations too.
43 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
44 do_plt_address_for_local): Adjust lookup of plt call stubs.
46 2012-11-30 Alan Modra <amodra@gmail.com>
48 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
49 relocs against protected symbols when building 32-bit shared libs.
51 2012-11-30 Alan Modra <amodra@gmail.com>
53 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
54 param. Call got_section() to make .got. Update all callers
55 and their callers and so on.
57 2012-11-30 Alan Modra <amodra@gmail.com>
59 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
60 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
61 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
62 value if it already exists.
64 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
67 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
69 2012-11-14 Roland McGrath <mcgrathr@google.com>
71 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
72 than bfc instruction for data sandboxing.
74 2012-11-08 Alan Modra <amodra@gmail.com>
76 * po/POTFILES.in: Regenerate.
78 2012-11-05 Alan Modra <amodra@gmail.com>
80 * configure.ac: Apply 2012-09-10 change to config.in here.
81 * configure: Regenerate.
83 2012-11-05 Alan Modra <amodra@gmail.com>
85 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
86 (struct Opd_ent): Use "Address" rather than "Offset".
87 (Output_data_got_powerpc::got_base_offset): Return Valtype.
88 (Target_powerpc::got_section): Make public.
89 (Target_powerpc::scan_relocs): Move code setting symbols..
90 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
91 Create _SDA_BASE_ only when referenced.
93 2012-11-02 Roland McGrath <mcgrathr@google.com>
95 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
98 2012-11-01 Roland McGrath <mcgrathr@google.com>
100 * target.h (Sized_target::relocate_relocs): Use Elf_Off
101 for offset_in_output_section parameter.
102 (Sized_target::relocate_special_relocatable): Likewise.
103 * arm.cc (Target_arm::relocate_relocs): Likewise.
104 (Target_arm::relocate_special_relocatable): Likewise.
105 * i386.cc (Target_i386::relocate_relocs): Likewise.
106 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
107 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
108 * target-reloc.h (relocate_relocs): Likewise.
109 * testsuite/testfile.cc (Target_test): Likewise.
110 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
111 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
113 * system.h: Move inclusion of <clocale> to after <libintl.h> in
114 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
116 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
117 parameter, which is unused in the [!F_SETFD] case.
119 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
120 SYMNDX to off_t before comparing it to this->data_size().
121 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
122 * incremental.cc (Output_section_incremental_inputs::do_write):
123 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
125 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
127 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
129 * gold.cc (Target_arm::do_adjust_elf_header): Add the
130 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
133 2012-10-29 Cary Coutant <ccoutant@google.com>
135 * dwp.cc (usage): Add file and exit status parameters;
136 add --help and --version options.
137 (print_version): New function.
138 (main): Add --help and --version options.
140 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
142 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
143 final_layout_sequence.txt.
144 * testsuite/Makefile.in: Regenerated.
146 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
148 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
149 COMPILE generated by automake.
151 (CXXCOMPILE1): Likewise.
152 (CXXLINK1): Likewise.
153 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
155 (CXXCOMPILE): Likewise.
157 * testsuite/Makefile.in: Regenerated.
159 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
161 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
162 on bad fwrite return.
164 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
166 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
169 2012-10-23 Cary Coutant <ccoutant@google.com>
171 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
172 * testsuite/Makefile.in: Regenerate.
173 * testsuite/dwp_test.h: New source file.
174 * testsuite/dwp_test_1.cc: New source file.
175 * testsuite/dwp_test_1.s: New source file.
176 * testsuite/dwp_test_1.sh: New source file.
177 * testsuite/dwp_test_1b.cc: New source file.
178 * testsuite/dwp_test_1b.s: New source file.
179 * testsuite/dwp_test_2.cc: New source file.
180 * testsuite/dwp_test_2.s: New source file.
181 * testsuite/dwp_test_2.sh: New source file.
182 * testsuite/dwp_test_main.cc: New source file.
183 * testsuite/dwp_test_main.s: New source file.
185 2012-10-23 Cary Coutant <ccoutant@google.com>
187 * dwp.h: New header file.
188 * dwp.cc: New source file.
189 * gold.h: Move shared declarations to system.h.
190 * system.h: New header file.
191 * Makefile.am: Add dwp.
192 * Makefile.in: Regenerate.
194 2012-10-23 Cary Coutant <ccoutant@google.com>
196 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
197 Dwarf_info_reader::read_from_pointer.
198 (Dwarf_pubnames_table::read_header): Likewise.
199 (Dwarf_pubnames_table::next_name): Likewise.
200 (Dwarf_die::read_attributes): Likewise.
201 (Dwarf_die::skip_attributes): Likewise.
202 (Dwarf_info_reader::read_from_pointer): New function template.
203 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
204 (Dwarf_pubnames_table): Likewise.
205 (Dwarf_info_reader::read_from_pointer): New function template.
206 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
207 Dwarf_pubnames_table ctor.
209 2012-10-23 Cary Coutant <ccoutant@google.com>
211 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
213 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
215 (Dwarf_info_reader::set_abbrev_shndx): New method.
216 (Dwarf_info_reader::abbrev_shndx_): New data member.
218 2012-10-23 Cary Coutant <ccoutant@google.com>
220 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
221 from object, not parameters.
222 (Dwarf_info_reader::parse): Likewise.
223 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
224 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
225 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
228 2012-10-23 Cary Coutant <ccoutant@google.com>
230 * fileread.cc (Input_file::Input_file): New constructor.
231 * fileread.h (class Input_file): Add new constructor.
233 2012-10-18 Alan Modra <amodra@gmail.com>
236 * object.cc (Relobj::is_section_name_included): Also match
237 .sdata personality section.
239 2012-10-18 Alan Modra <amodra@gmail.com>
241 * target-reloc.h (class Default_comdat_behavior): New, package up..
242 (get_comdat_behaviour): ..this.
243 (relocate_section): Add Relocate_comdat_behavior template arg,
245 * arm.cc (Target_arm::relocate_section): Adjust to suit.
246 (Target_arm::scan_reloc_section): Likewise.
247 * i386.cc (Target_i386::relocate_section): Likewise.
248 * sparc.cc (Target_sparc::relocate_section): Likewise.
249 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
250 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
251 * powerpc.cc (class Relocate_comdat_behavior): New.
252 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
253 gold::relocate_section with new template arg.
255 2012-10-18 Alan Modra <amodra@gmail.com>
257 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
258 dynamic relocs for GOT_TPREL got entries, without symbol if
260 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
261 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
262 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
264 2012-10-17 Alan Modra <amodra@gmail.com>
267 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
269 2012-10-16 Sriraman Tallam <tmsriram@google.com>
271 * layout.cc (Layout::include_section): Keep sections marked
272 SHF_EXCLUDE when doing relocatable links.
274 2012-10-16 Alan Modra <amodra@gmail.com>
276 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
277 (Target_powerpc::do_finalize_sections): Call it.
278 (Output_data_save_res): New class and supporting functions.
279 (Target_powerpc::symval_for_branch): Only look up .opd entry for
280 normal symbols defined in object files.
282 2012-10-12 Alan Modra <amodra@gmail.com>
284 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
285 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
286 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
287 section if scan_opd_relocs not yet called.
288 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
290 2012-10-12 Alan Modra <amodra@gmail.com>
292 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
293 add_local_ifunc_entry): Revert last change.
294 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
296 2012-10-05 Alan Modra <amodra@gmail.com>
298 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
299 do_plt_address_for_global): New functions.
300 (Output_data_got_powerpc::do_write): Don't segfault when linking
302 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
303 add_local_ifunc_entry): Return true on adding entry..
304 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
305 glink->add_entry call. Remove unused symtab param. Adjust calls.
306 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
307 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
309 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
310 syms here. Do so even when no .iplt. Don't segfault when linking
312 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
313 new variants without reloc param.
314 (Glink_sym_ent::Glink_sym_ent): Likewise.
315 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
316 reloc when refs will resolve to plt call stub.
317 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
318 R_PPC_PLTREL24 to resolve locally.
319 (Target_powerpc::Scan::global): Correct ifunc handling.
320 (Target_powerpc::Relocate::relocate): Correct local sym glink
321 lookup. Don't destroy "value" when we have a plt call stub,
322 and when checking plt call validity.
323 (Target_powerpc::do_dynsym_value): Simplify.
325 2012-10-05 Alan Modra <amodra@gmail.com>
327 * i386.cc (Output_data_plt_i386::address_for_global,
328 address_for_local): Add plt offset to returned value. Adjust uses.
329 * sparc.cc (Output_data_plt_sparc::address_for_global,
330 address_for_local): Likewise.
331 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
332 address_for_local): Likewise.
333 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
334 address_for_local): Likewise.
335 * target.h (Target::plt_address_for_global, plt_address_for_local):
337 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
338 (Output_data_got::Got_entry::write): Nor here.
339 * output.h: Comment fix.
341 2012-10-02 Jiong Wang <jiwang@tilera.com>
343 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
344 global_offset_table_ value for larget got.
345 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
347 2012-09-29 Alan Modra <amodra@gmail.com>
349 * powerpc.cc (Target_powerpc::iplt_): New output section.
350 (Target_powerpc::iplt_section, make_iplt_section,
351 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
352 (Target_powerpc::make_plt_entry): Handle ifunc syms.
353 Target_powerpc::plt_entry_count): Count iplt entries too.
354 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
355 reloc section in constructor. New params.
356 (Target_powerpc::make_plt_section): Create reloc section here instead.
357 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
359 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
360 (Output_data_glink::add_entry, find_entry): New functions to
361 deal with local syms.
362 (Glink_sym_ent): Add support for local syms.
363 (Output_data_glink::do_write): Handle ifunc plt entries.
364 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
365 (Target_powerpc::Scan::local, global): Handle ifunc syms.
366 (Target_powerpc::Relocate::relocate): Likewise.
367 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
369 2012-09-25 Alan Modra <amodra@gmail.com>
371 * object.h (Sized_relobj_file::adjust_local_symbol,
372 do_adjust_local_symbol): New functions.
373 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
374 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
375 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
376 and irregular opd entry spacing.
377 (Powerpc_relobj::do_read_relocs): Add opd size checks.
378 (Global_symbol_visitor_opd): New functor.
379 (Target_powerpc::do_finalize_sections): Omit global symbols defined
380 on deleted opd entries.
382 2012-09-15 Jiong Wang <jiwang@tilera.com>
384 * tilegx.cc: New file.
385 * Makefile.am (TARGETSOURCES): Add tilegx.cc
386 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
387 * configure.tgt: Add entries for tilegx*.
388 * configure.ac: Likewise.
389 * Makefile.in: Rebuild.
390 * configure: Likewise.
391 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
394 2012-09-13 Alan Modra <amodra@gmail.com>
396 * target-reloc.h (scan_relocs): Call scan.local for relocs
397 against symbols in discarded sections. Pass is_discarded
399 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
400 Add is_discarded param.
401 * powerpc (Target_powerpc::Scan::local): Likewise. Use
402 is_discarded to flag opd entry as discarded. Don't emit dyn
403 relocs on such entries.
404 (Target_powerpc::Scan::global): Similarly detect and handle
406 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
407 opd_ent_. Update all uses.
408 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
409 (Target_powerpc::relocate_section): Zero out discarded opd
412 2012-09-12 Ian Lance Taylor <iant@google.com>
415 * output.cc: Rename Output_data_got template parameter from size
416 to got_size for all functions. Compile all variants of
418 (Output_data_got::Got_entry::write): Correct use of size for
419 symbol value. Use local_is_tls rather than casting to
421 * object.h (class Object): Add local_is_tls and do_local_is_tls.
422 (class Sized_relobj_file): Add do_local_is_tls.
423 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
425 2012-09-11 Alan Modra <amodra@gmail.com>
428 * layout.cc (Layout::set_segment_offsets): When using
429 common-page-size alignment, ensure we are on a new max-page-size
431 * output.cc (Output_segment::set_section_addresses): Use
432 abi_pagesize, not common_pagesize for relro boundary.
433 (Output_segment::set_offset): Likewise.
435 2012-09-11 Alan Modra <amodra@gmail.com>
437 * output.h (Output_data_got::add_global_tls, add_local_tls,
438 add_local_tls_pair): New functions.
439 (Output_data_got::add_local_pair_with_rel): Remove second
440 reloc param. Expand comment.
441 (Output_data_got::Got_entry): Rename use_plt_offset_ to
442 use_plt_or_tls_offset_, similarly for constructor param.
443 (Output_data_got::Got_entry::write): Add got_index param.
444 * output.cc (Output_data_got::add_global_tls, add_local_tls,
445 add_local_tls_pair): New functions.
446 (Output_data_got::Got_entry::write): Handle tls symbols
447 with use_plt_or_tls_offset_ set specially.
448 (Output_data_got::add_local_pair_with_rel): Only one reloc.
449 (Output_data_got::do_write): Replace iterator with index, pass
450 index to entry write function.
451 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
452 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
453 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
455 * i386.cc (Target_i386::Scan::local): Likewise.
456 * sparc.cc (Target_sparc::Scan::local): Likewise.
457 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
458 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
459 do_tls_offset_for_global): New functions.
460 (Target_powerpc::Scan::local): Correct TLS relocations and got
462 (Target_powerpc::Scan::global): Don't emit unnecessary
463 dynamic relocations on TLS GOT entries.
465 2012-09-10 Matthias Klose <doko@ubuntu.com>
467 * config.in: Disable sanity check for kfreebsd.
469 2012-09-10 Sterling Augustine <saugustine@google.com>
471 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
472 (Gdb_index::pubtypes_read): New parameter.
473 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
475 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
478 2012-09-09 Alan Modra <amodra@gmail.com>
480 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
481 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
482 * gc.h (gc_process_relocs): Call target gc_add_reference.
483 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
484 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
485 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
487 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
488 to cater for when we don't need code offset. Update use.
489 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
490 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
491 set_opd_valid): New functions.
492 (Target_powerpc::do_gc_add_reference): New function.
493 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
495 (Target_powerpc::do_gc_mark_symbol): New function.
497 2012-09-06 Cary Coutant <ccoutant@google.com>
499 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
500 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
501 (Dwarf_die::skip_attributes): Likewise.
502 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
503 * testsuite/gdb_index_test.cc (inline_func_1): New function.
505 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
507 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
509 * testsuite/script_test_3.t: Add .got.plt output section
511 * testsuite/script_test_4.t: Likewise.
513 2012-09-05 Alan Modra <amodra@gmail.com>
515 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
516 update all uses and lose "enum" when using type.
518 2012-09-05 Alan Modra <amodra@gmail.com>
520 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
521 * configure: Regenerate.
522 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
523 (plugin_final_layout.stdout): Likewise.
524 (memory_test): Set page sizes to 0x1000.
525 * testsuite/Makefile.in: Regenerate.
526 * testsuite/discard_locals_test.sh: Add FIXME comment.
527 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
528 * testsuite/pr14265.t: Add .got output section statement.
529 * testsuite/script_test_2.t: Likewise.
530 * testsuite/script_test_3.t: Likewise.
531 * testsuite/script_test_4.t: Likewise.
532 * testsuite/script_test_5.t: Likewise.
533 * testsuite/script_test_6.t: Likewise.
534 * testsuite/script_test_7.t: Likewise.
535 * testsuite/script_test_9.t: Likewise.
537 2012-09-05 Alan Modra <amodra@gmail.com>
539 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
540 (Powerpc_relocate_functions::Status): New typedef.
541 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
542 (Target_powerpc::Scan::local): Handle REL64.
543 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
545 (Target_powerpc::symval_for_branch): New function, extracted from..
546 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
547 checks. Report overflow errors.
549 2012-09-05 Alan Modra <amodra@gmail.com>
551 * object.h (Sized_relobj_file::emit_relocs): Delete.
552 (Sized_relobj_file::emit_relocs_reltype): Delete.
553 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
554 relocate_relocs for --emit-relocs.
555 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
556 * output.h: Update comment.
557 (Output_segment::first_section): New function.
558 (Output_segment::first_section_load_address): Use first_section.
559 * output.cc (Output_segment::first_section): New function extracted..
560 (Output_segment::first_section_load_address): ..from here. Delete.
561 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
562 * target.h (Sized_target::relocate_for_relocatable): Likewise.
563 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
564 adjust call to target.h function.
565 * i386.cc (Target_i386): Likewise.
566 * sparc.cc (Target_sparc): Likewise.
567 * x86_64.cc (Target_x86_64): Likewise.
568 * powerpc.cc (Target_powerpc): Likewise.
569 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
570 first tls section has section symbol for optimised local dynamic
572 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
573 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
575 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
576 Rename to relocate_relocs. Update error message.
578 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
580 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
583 2012-08-31 Alan Modra <amodra@gmail.com>
585 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
586 (Powerpc_relobj::toc_base_offset): New stub function.
587 (Target_powerpc): Add tp_offset, dtp_offset. Rename
588 got_mod_index_offset to tlsld_got_offset. Update all refs.
589 (Target_powerpc::Relocate::enum skip_tls): New.
590 (Target_powerpc::call_tls_get_addr_): New var.
591 (Target_powerpc::is_branch_reloc): Move to file scope.
592 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
593 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
595 (Target_powerpc::enum Got_type): Delete old values, add new ones.
596 (powerpc_info): Correct common_pagesize for ppc64.
597 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
598 (Powerpc_relocate_functions): Add overflow check enums and functions.
599 Add non-shift version of rela, rela_ua. Delete all rel public
600 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
601 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
602 addr16_ha3, addr14 functions.
603 (Output_data_got_powerpc::add_constant_pair): New function.
604 (Output_data_got_powerpc::got_base_offset): Likewise.
605 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
606 (instruction constants): Sort, add some more.
607 (Output_data_glink::do_write): Add and use Address typedef. Use
608 object->toc_base_offset() stub for 64-bit.
609 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
610 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
611 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
612 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
613 Always treat .opd relocs as against locally defined symbol.
614 Correct condition for RELATIVE relocs.
615 (Target_powerpc::do_finalize_sections): Test for NULL sections.
616 (Target_powerpc::Relocate::relocate): Use plt call stub as value
617 for 32-bit syms with a plt entry. Correct ppc64 toc base
618 calculations. Handle TLS relocs, and more. Add overflow
619 checking and adjust for Powerpc_relocate_functions changes.
620 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
621 Reinstate --emit-relocs code with FIXME.
623 2012-08-30 Alan Modra <amodra@gmail.com>
625 * layout.cc (Layout::set_segment_offsets): Set p_align to
626 abi_pagesize, not common_pagesize.
627 (Layout::relaxation_loop_body): Similarly use abi_pagesize
628 to determine whether file header can go in segment.
630 2012-08-30 Alan Modra <amodra@gmail.com>
632 * output.h (Output_reloc::Output_reloc <output section>): Add
633 is_relative param. Adjust calls.
634 (Output_reloc::add_output_section_relative): New functions.
635 * output.cc (Output_reloc::Output_reloc <output section>): Handle
637 (Output_reloc::symbol_value): Handle SECTION_CODE.
639 2012-08-24 Sriraman Tallam <tmsriram@google.com>
641 * gold.cc (queue_middle_tasks): Call layout again when unique
642 segments for sections is desired.
643 * layout.cc (Layout::Layout): Initialize new members.
644 (Layout::get_output_section_flags): New function.
645 (Layout::choose_output_section): Call get_output_section_flags.
646 (Layout::layout): Make output section for mapping to a unique segment.
647 (Layout::insert_section_segment_map): New function.
648 (Layout::attach_allocated_section_to_segment): Make unique segment for
649 output sections marked so.
650 (Layout::segment_precedes): Check for unique segments when sorting.
651 * layout.h (Layout::Unique_segment_info): New struct.
652 (Layout::Section_segment_map): New typedef.
653 (Layout::insert_section_segment_map): New function.
654 (Layout::get_output_section_flags): New function.
655 (Layout::is_unique_segment_for_sections_specified): New function.
656 (Layout::set_unique_segment_for_sections_specified): New function.
657 (Layout::unique_segment_for_sections_specified_): New member.
658 (Layout::section_segment_map_): New member.
659 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
660 Rename is_gc_pass_one to is_pass_one.
661 Rename is_gc_pass_two to is_pass_two.
662 Rename is_gc_or_icf to is_two_pass.
663 Check for which pass based on whether symbols data is present.
664 Make it two pass when unique segments for sections is desired.
665 * output.cc (Output_section::Output_section): Initialize new
667 * output.h (Output_section::is_unique_segment): New function.
668 (Output_section::set_is_unique_segment): New function.
669 (Output_section::is_unique_segment_): New member.
670 (Output_section::extra_segment_flags): New function.
671 (Output_section::set_extra_segment_flags): New function.
672 (Output_section::extra_segment_flags_): New member.
673 (Output_section::segment_alignment): New function.
674 (Output_section::set_segment_alignment): New function.
675 (Output_section::segment_alignment_): New member.
676 (Output_segment::Output_segment): Initialize is_unique_segment_.
677 (Output_segment::is_unique_segment): New function.
678 (Output_segment::set_is_unique_segment): New function.
679 (Output_segment::is_unique_segment_): New member.
680 * plugin.cc (allow_unique_segment_for_sections): New function.
681 (unique_segment_for_sections): New function.
682 (Plugin::load): Add new functions to transfer vector.
683 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
684 * Makefile.in: Regenerate.
685 * testsuite/plugin_final_layout.sh: Check if unique segment
687 * testsuite/plugin_section_order.c (onload): Check if new interfaces
689 (allow_unique_segment_for_sections): New global.
690 (unique_segment_for_sections): New global.
691 (claim_file_hook): Call allow_unique_segment_for_sections.
692 (all_symbols_read_hook): Call unique_segment_for_sections.
694 2012-08-22 Cary Coutant <ccoutant@google.com>
696 * layout.cc (Layout::include_section): Don't assert on GROUP
697 sections with --emit-relocs.
699 2012-08-21 Cary Coutant <ccoutant@google.com>
701 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
702 if --export-dynamic-symbol names an undef symbol.
704 2012-08-18 Alan Modra <amodra@gmail.com>
706 * powerpc.cc: Formatting and white space.
707 (Powerpc_relobj): Rename got2_section_ to special_.
708 Add opd_ent_shndx_ and opd_ent_off_ vectors.
709 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
710 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
711 (Target_powerpc): Add Address typedef and invalid_address. Use
713 (Target_powerpc::is_branch_reloc): New function.
714 (Powerpc_relocate_functions): Add Address typedef, use throughout.
715 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
716 for dst_mask, value and addend.
717 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
718 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
719 (Output_data_glink::do_write): Correct toc base. Don't try to use
720 uint16_t for 24-bit offset. Use get_output_section_offset and
722 (Target_powerpc::Scan::local): Handle more relocs.
723 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
724 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
725 Plug in toc restoring insn after plt calls. Translate branches
726 to function descriptor symbols to corresponding entry point.
727 (Target_powerpc::relocate_for_relocatable): Check return from
728 get_output_section_offset.
729 * symtab.h: Comment typo.
731 2012-08-14 Ian Lance Taylor <iant@google.com>
733 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
734 unsupported_relocal_local to call unsupported_reloc_global.
736 2012-08-14 Nick Clifton <nickc@redhat.com>
739 * script-sections.cc (Sections_element::output_section_name): Add
740 keep return parameter.
741 (Output_section_element::match_name): Add keep return parameter.
742 Return the value of the keep_ member.
743 * script-sections.h (class Output_section): Update
744 output_section_name prototype.
745 * layout.cc (Layout::keep_input_section): New public member
747 (Layout::choose_output_section): Pass keep parameter to
749 * layout.h (class Layout): Add keep_input_section.
750 * object.cc (Sized_relobj_file::do_layout): Check for kept input
752 * testsuite/Makefile.am: Add a test.
753 * testsuite/Makefile.in: Regenerate.
754 * testsuite/pr14265.c: Source file for the test.
755 * testsuite/pr14265.t: Linker script for the test.
756 * testsuite/pr14265.sh: Shell script for the test.
758 2012-08-14 Alan Modra <amodra@gmail.com>
760 * target.h (Target::output_section_name): New function.
761 (Target::do_output_section_name): New function.
762 * layout.cc (Layout::choose_output_section): Call the above.
763 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
765 2012-08-14 Alan Modra <amodra@gmail.com>
767 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
768 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
769 for replace_constant call.
770 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
771 (Output_data_glink::do_print_to_mapfile): New function.
772 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
773 (Target_powerpc::Relocate::relocate): Likewise.
775 2012-08-14 Alan Modra <amodra@gmail.com>
777 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
778 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
779 (Output_data_glink::add_entry,find_entry): Remove shndx param.
780 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
781 all references to shndx_. Handle special case for R_PPC_PLTREL24
783 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
784 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
785 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
787 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
788 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
790 2012-08-12 Alan Modra <amodra@gmail.com>
792 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
793 (glink insn constants): Use uint32_t.
794 (Output_data_glink::add_entry): Use insert, not [] operator.
796 2012-08-11 Alan Modra <amodra@gmail.com>
798 * object.h (Sized_relobj_file::find_shdr): New function.
799 (Sized_relobj_file::find_special_sections): New function.
800 * object.cc (Sized_relobj_file::find_shdr): New function.
801 (Sized_relobj_file::find_eh_frame): Use find_shdr.
802 (Sized_relobj_file::find_special_sections): New function, split out..
803 (Sized_relobj_file::do_read_symbols): ..from here.
804 * output.h (Output_data_got::replace_constant): New function.
805 (Output_data_got::num_entries): New function.
806 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
807 (Output_data_got::got_offset): Protected rather than private.
808 (Output_data_got::replace_got_entry): New function.
809 * output.cc (Output_data_got::replace_got_entry): New function.
810 * powerpc.cc (class Powerpc_relobj): New.
811 (class Powerpc_relocate_functions): Delete all psymval variants or
812 convert to value,addend type. Delete pcrela, pcrela_unaligned.
813 Implement _ha functions using corresponding _hi function.
814 (Powerpc_relobj::find_special_sections): New function.
815 (Target_powerpc::do_make_elf_object): New function.
816 (class Output_data_got_powerpc): New.
817 (class Output_data_glink): New.
818 (class Powerpc_scan_relocatable_reloc): New.
819 Many more changes througout file.
821 2012-08-09 Nick Clifton <nickc@redhat.com>
823 * po/vi.po: Updated Vietnamese translation.
825 2012-08-07 Ian Lance Taylor <iant@google.com>
827 * layout.cc (Layout::add_target_dynamic_tags): If
828 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
831 2012-07-30 Nick Clifton <nickc@redhat.com>
833 * po/gold.pot: Updated template.
834 * po/es.po: Updated Spanish translation.
836 2012-07-18 Cary Coutant <ccoutant@google.com>
839 * configure.ac: Add check for -gpubnames support.
840 * configure: Regenerate.
841 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
842 support; force -gno-pubnames.
843 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
845 (gdb_index_test_4): New test.
846 * testsuite/Makefile.in: Regenerate.
847 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
848 * testsuite/gdb_index_test_2.sh: Likewise.
849 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
850 * testsuite/gdb_index_test_4.sh: New script.
851 * testsuite/gdb_index_test_comm.sh: New script with common code;
852 don't look for space after colon.
854 2012-07-16 Sriraman Tallam <tmsriram@google.com>
856 * gold.cc (queue_middle_tasks): Update function order only after
857 deferred objects due to plugins are processed.
859 2012-07-11 Ian Lance Taylor <iant@google.com>
861 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
862 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
863 (Target_arm::scan_reloc_for_stub): Likewise.
864 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
865 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
866 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
867 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
868 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
870 2012-07-10 Dodji Seketeli <dodji@redhat.com>
871 Ian Lance Taylor <iant@google.com>
874 * configure.ac: Test whether std::tr1::hash<off_t> works.
875 * gold.h: Add a specialization for std::tr1::hash<off_t> if
877 * output.h (class Output_fill): Add virtual destructor.
878 * configure, config.in: Rebuild.
880 2012-06-22 Roland McGrath <mcgrathr@google.com>
882 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
884 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
886 * plugin.cc (Plugin::load): Handle position independent executables.
888 2012-06-06 Cary Coutant <ccoutant@google.com>
890 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
892 (lines_only_debug_sections): Likewise.
893 (gdb_fast_lookup_sections): New static array.
894 (is_gdb_debug_section): Rename formal parameter.
895 (is_lines_only_debug_section): Likewise.
896 (is_gdb_fast_lookup_section): New function.
897 (Layout::include_section): Check for ".zdebug_" prefix; pass
898 section name suffix to is_gdb_debug_section, et al.; check for
899 fast-lookup sections when building .gdb_index.
900 * options.h (--strip-debug-gdb): Update GDB version number.
902 2012-06-06 Cary Coutant <ccoutant@google.com>
904 * configure.ac: Add check for fallocate.
905 * configure: Regenerate.
906 * config.in: Regenerate.
908 * options.h (class General_options): Add --mmap-output-file and
909 --posix-fallocate options.
910 * output.cc: (posix_fallocate): Remove; replace with...
911 (gold_fallocate): New function.
912 (Output_file::map_no_anonymous): Call gold_fallocate.
913 (Output_file::map): Check --mmap-output-file option.
915 2012-06-05 Jing Yu <jingyu@google.com>
917 * gold.h (textdomain): Add do {} to empty while(0).
918 (bindtextdomain): Likewise.
920 2012-06-04 Cary Coutant <ccoutant@google.com>
922 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
925 2012-05-25 Sriraman Tallam <tmsriram@google.com>
927 * symtab.cc (Symbol_table::define_special_symbol):
928 Initialize *poldsym to prevent uninitialized variable errors.
930 2012-05-23 Cary Coutant <ccoutant@google.com>
932 * layout.cc (Layout::section_name_mapping): Add rules to handle
933 exact match on .data.rel.ro.local or .data.rel.ro.
934 (Layout::output_section_name): Check for exact matches.
936 2012-05-23 Cary Coutant <ccoutant@google.com>
938 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
941 2012-05-22 Cary Coutant <ccoutant@google.com>
943 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
944 object before exporting symbol.
946 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
948 * testsuite/tls_test.cc: Include "config.h" first.
949 * testsuite/tls_test_c.c: Likewise.
951 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
952 Nick Clifton <nickc@redhat.com>
955 * configure.in: Add check that sysdep.h has been included before
956 any system header files.
957 * configure: Regenerate.
958 * config.in: Regenerate.
960 2012-05-14 Cary Coutant <ccoutant@google.com>
962 * layout.cc (Layout::make_output_section): Mark .tdata section
964 * testsuite/relro_test.cc: Add a TLS variable.
966 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
969 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
970 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
973 2012-05-08 Cary Coutant <ccoutant@google.com>
975 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
976 (lines_only_debug_sections): Likewise.
978 2012-05-02 Roland McGrath <mcgrathr@google.com>
982 * Makefile.am (CCFILES, HFILES): Add them.
983 * Makefile.in: Regenerate.
984 * i386.cc (Output_data_plt_i386_nacl): New class.
985 (Output_data_plt_i386_nacl_exec): New class.
986 (Output_data_plt_i386_nacl_dyn): New class.
987 (Target_i386_nacl): New class.
988 (Target_selector_i386_nacl): New class.
989 (target_selector_i386): Use it instead of Target_selector_i386.
990 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
991 (Target_x86_64_nacl): New class.
992 (Target_selector_x86_64_nacl): New class.
993 (target_selector_x86_64, target_selector_x32): Use it instead of
994 Target_selector_x86_64.
995 * arm.cc (Output_data_plt_arm_nacl): New class.
996 (Target_arm_nacl): New class.
997 (Target_selector_arm_nacl): New class.
998 (target_selector_arm, target_selector_armbe): Use it instead of
1001 * target-select.cc (select_target): Take new Input_file* and off_t
1002 arguments, pass them on to recognize method of selector.
1003 * object.cc (make_elf_sized_object): Update caller.
1004 * parameters.cc (parameters_force_valid_target): Likewise.
1005 * incremental.cc (make_sized_incremental_binary): Likewise.
1006 * target-select.h: Update decl.
1007 (Target_selector::recognize): Take new Input_file* argument,
1008 pass it on to do_recognize.
1009 (Target_selector::do_recognize): Take new Input_file* argument.
1010 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
1011 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
1012 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
1013 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
1015 * target.h (Target::Target_info): New members isolate_execinstr
1017 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
1018 * arm.cc (Target_arm::arm_info): Update initializer.
1019 * i386.cc (Target_i386::i386_info): Likewise.
1020 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
1021 * sparc.cc (Target_sparc::sparc_info): Likewise.
1022 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1023 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
1024 * layout.cc (Layout::attach_allocated_section_to_segment):
1025 Take new const Target* argument. If target->isolate_execinstr(), act
1027 (Layout::find_first_load_seg): Take new const Target* argument;
1028 if target->isolate_execinstr(), reject PF_X segments.
1029 (Layout::relaxation_loop_body): Update caller.
1030 (Layout::set_segment_offsets): If target->isolate_execinstr(),
1031 reset file offset to zero when we hit LOAD_SEG, and then do a second
1032 loop over the segments before LOAD_SEG to reassign offsets after
1033 addresses have been determined. Handle target->rosegment_gap().
1034 (Layout::attach_section_to_segment): Take new const Target* argument;
1035 pass it to attach_allocated_section_to_segment.
1036 (Layout::make_output_section): Update caller.
1037 (Layout::attach_sections_to_segments): Take new const Target* argument;
1038 pass it to attach_section_to_segment.
1039 * gold.cc (queue_middle_tasks): Update caller.
1040 * layout.h (Layout): Update method decls with new arguments.
1042 * arm.cc (Target_arm::Target_arm): Take optional argument for the
1043 Target_info pointer to use.
1044 (Target_arm::do_make_data_plt): New virtual method.
1045 (Target_arm::make_data_plt): New method that calls it.
1046 (Target_arm::make_plt_entry): Use it.
1047 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
1048 for the section alignment.
1049 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
1051 (Output_data_plt_arm::first_plt_entry_offset): Call it.
1052 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
1054 (Output_data_plt_arm::get_plt_entry_size): Call it.
1055 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
1056 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
1057 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
1059 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
1060 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
1061 method instead of sizeof(plt_entry).
1062 (Output_data_plt_arm::add_entry): Likewise.
1063 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
1064 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
1066 (Target_arm::plt_entry_size): Likewise.
1067 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
1069 (Output_data_plt_arm_standard): ... here, new class.
1070 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
1071 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
1072 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
1074 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1075 Take additional argument for the PLT entry size.
1076 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
1077 Use get_plt_entry_size method rather than plt_entry_size variable.
1078 (Output_data_plt_x86_64::reserve_slot): Likewise.
1079 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
1080 (Output_data_plt_x86_64::add_entry): Likewise.
1081 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
1082 (Output_data_plt_x86_64::address_for_global): Likewise.
1083 (Output_data_plt_x86_64::address_for_local): Likewise.
1084 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1085 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
1086 Make method non-static.
1087 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
1089 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
1090 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
1091 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
1092 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
1094 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
1095 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
1097 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
1098 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
1100 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
1101 (Output_data_plt_x86_64::plt_entry_size)
1102 (Output_data_plt_x86_64::first_plt_entry)
1103 (Output_data_plt_x86_64::plt_entry)
1104 (Output_data_plt_x86_64::tlsdesc_plt_entry)
1105 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
1106 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
1107 (Output_data_plt_x86_64_standard): ... here, new class.
1108 (Target_x86_64::Target_x86_64): Take optional argument for the
1109 Target_info pointer to use.
1110 (Target_x86_64::do_make_data_plt): New virtual method.
1111 (Target_x86_64::make_data_plt): New method to call it.
1112 (Target_x86_64::init_got_plt_for_update): Use that.
1113 Call this->plt_->add_eh_frame method here.
1114 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
1115 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
1116 rather than static method.
1117 (Target_x86_64::plt_entry_size): Likewise.
1118 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
1119 rather than plt_entry_size variable. Move guts of PLT filling to...
1120 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
1121 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
1122 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
1124 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
1125 additional argument for the section alignment.
1126 Don't do add_eh_frame_for_plt here.
1127 (Output_data_plt_i386::first_plt_entry_offset): Make the method
1128 non-static. Use get_plt_entry_size method rather than plt_entry_size
1130 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
1132 (Output_data_plt_i386::get_plt_entry_size): Call it.
1133 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
1134 (Output_data_plt_i386::add_eh_frame): New method to call it.
1135 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
1137 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
1138 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
1140 (Output_data_plt_i386::fill_plt_entry): New method to call it.
1141 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
1142 method instead of plt_entry_size.
1143 (Output_data_plt_i386::plt_entry_size)
1144 (Output_data_plt_i386::plt_eh_frame_fde_size)
1145 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
1146 (Output_data_plt_i386_standard): ... here, new class.
1147 (Output_data_plt_i386_exec): New class.
1148 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
1149 (Output_data_plt_i386_exec::first_plt_entry): ... here.
1150 (Output_data_plt_i386::exec_plt_entry): Move to ...
1151 (Output_data_plt_i386_exec::plt_entry): ... here.
1152 (Output_data_plt_i386_dyn): New class.
1153 (Output_data_plt_i386::first_plt_entry): Move to ...
1154 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
1155 (Output_data_plt_i386::dyn_plt_entry): Move to ...
1156 (Output_data_plt_i386_dyn::plt_entry): ... here.
1157 (Target_i386::Target_i386): Take optional argument for the Target_info
1159 (Target_i386::do_make_data_plt): New virtual method.
1160 (Target_i386::make_data_plt): New method to call it.
1161 (Target_i386::make_plt_section): Use that.
1162 Call this->plt_->add_eh_frame method here.
1163 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
1164 rather than plt_entry_size variable.
1165 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
1166 (Output_data_plt_i386::address_for_local): Likewise.
1167 (Output_data_plt_i386::do_write): Likewise.
1168 Move guts of PLT filling to...
1169 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
1170 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
1171 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
1172 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
1174 2012-05-01 Cary Coutant <ccoutant@google.com>
1176 * dwarf_reader.cc (Dwarf_die::read_attributes)
1177 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
1178 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
1179 * reduced_debug_output.cc
1180 (Output_reduced_debug_info_section::get_die_end): Remove
1181 DW_FORM_GNU_ref_index. Add default case.
1183 2012-04-26 Mark Wielaard <mjw@redhat.com>
1185 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
1186 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
1187 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
1188 DW_AT_high_pc as offset from DW_AT_low_pc.
1190 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
1191 * testsuite/Makefile.in: Regenerate.
1192 * testsuite/gdb_index_test_3.c: New test source file.
1193 * testsuite/gdb_index_test_3.sh: New test source file.
1195 2012-04-25 Ian Lance Taylor <iant@google.com>
1197 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
1199 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
1200 as a class, not a struct.
1201 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
1202 (Target_arm::apply_cortex_a8_workaround): Likewise.
1203 * gc.h: Declare Reloc_types as a struct, not a class.
1204 * object.h: Declare Symbols_data as a struct.
1205 * reloc.h: Declare Read_relocs_data as a struct.
1206 * target.h: Declare Relocate_info as a struct.
1208 2012-04-24 David S. Miller <davem@davemloft.net>
1210 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
1211 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
1214 2012-04-24 Cary Coutant <ccoutant@google.com>
1216 * incremental-dump.cc (find_input_containing_global): Replace
1217 magic number with symbolic constant.
1218 (dump_incremental_inputs): Update version number.
1219 * incremental.cc (Output_section_incremental_inputs): Update version
1220 number; import symbolic constants from Incremental_inputs_reader.
1221 (Incremental_inputs::create_data_sections): Align relocations
1222 section correctly for 64-bit targets.
1223 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
1224 constants; add padding.
1225 (Output_section_incremental_inputs::write_header): Add assert for
1227 (Output_section_incremental_inputs::write_input_files): Add assert
1228 for input_entry_size.
1229 (Output_section_incremental_inputs::write_info_blocks): Add padding;
1230 add assert for object_info_size, input_section_entry_size,
1231 global_sym_entry_size.
1232 * incremental.h (Incremental_inputs_reader): Add symbolic constants
1233 for data structure sizes; use them.
1234 (Incremental_input_entry_reader): Import symbolic constants from
1235 Incremental_inputs_reader; use them.
1237 2012-04-23 David S. Miller <davem@davemloft.net>
1239 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
1241 (Target_sparc::Target_sparc): Initialize new fields.
1242 (Target_sparc::do_make_elf_object): New function.
1243 (Target_sparc::do_adjust_elf_header): New function.
1245 2012-04-23 Cary Coutant <ccoutant@google.com>
1247 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
1248 CU range table of gdb index.
1250 2012-04-20 David S. Miller <davem@davemloft.net>
1252 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
1255 2012-04-16 David S. Miller <davem@davemloft.net>
1257 * sparc.cc (Target_sparc::got_address): New function.
1258 (Sparc_relocate_functions::gdop_hix22): New function.
1259 (Sparc_relocate_functions::gdop_lox10): New function.
1260 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
1262 (Target_sparc::Scan::local): Likewise if the global symbol is not
1263 preemptible and is not IFUNC.
1264 (Target_sparc::Relocate::relocate): Perform GOTDATA code
1265 transformations for local and non-preemptible non-IFUNC global
1268 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
1269 writing out 64-bit part of ranges.
1271 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
1272 -fpic and -fpie respectively.
1273 * Makefile.in: Regenerate.
1275 * sparc.cc (class Target_sparc): Add rela_ifunc_.
1276 (Target_sparc::Target_sparc): Initialize new field.
1277 (Target_sparc::do_plt_section_for_global): New function.
1278 (Target_sparc::do_plt_section_for_local): New function.
1279 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
1280 (Target_sparc::make_plt_section): New function, broken out of
1281 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
1282 (Target_sparc::make_plt_entry): Call make_plt_section.
1283 (Target_sparc::make_local_ifunc_plt_entry): New function.
1284 (Target_sparc::rela_ifunc_section): New function.
1285 (Target_sparc::plt_section): Remove const.
1286 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
1287 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
1288 and ifunc_count_ fields.
1289 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
1290 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
1291 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
1292 (Output_data_plt_sparc::rela_ifunc): New function.
1293 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
1294 (Output_data_plt_sparc::has_ifunc_section): New function.
1295 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
1296 (Output_data_plt_sparc::address_for_global): New function.
1297 (Output_data_plt_sparc::address_for_local): New function.
1298 (Output_data_plt_sparc::plt_index_to_offset): New function.
1299 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
1301 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
1303 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
1304 R_SPARC_JMP_IREL to switch.
1305 (Target_sparc::Scan::check_non_pic): Likewise.
1306 (Target_sparc::Scan::local): Handle IFUNC symbols.
1307 (Target_sparc::Scan::local): Likewise.
1308 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
1309 and plt_address_for_local.
1310 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
1311 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
1313 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
1314 (class Output_data_reloc): Adjust calls to Output_reloc_type.
1315 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
1316 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
1318 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
1319 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
1321 * sparc.cc (Target_sparc::Scan::global): Likewise.
1322 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1324 2012-04-16 Cary Coutant <ccoutant@google.com>
1326 * archive.cc (Library_base::should_include_member): Check for
1327 --export-dynamic-symbol.
1328 * options.h (class General_options): Add --export-dynamic-symbol.
1329 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
1330 --export-dynamic-symbol.
1331 (Symbol_table::gc_mark_undef_symbols): Likewise.
1332 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
1334 2012-04-12 David S. Miller <davem@davemloft.net>
1336 * sparc.cc (Reloc::wdisp10): New relocation method.
1337 (Reloc::h34): Likewise.
1338 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
1339 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
1341 (Target_sparc::Scan::local): Likewise.
1342 (Target_sparc::Scan::global): Likewise.
1343 (Target_sparc::Relocate::relocate): Likewise.
1345 2012-04-09 Cary Coutant <ccoutant@google.com>
1347 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
1350 2012-04-06 Ian Lance Taylor <iant@google.com>
1352 * timer.cc: #include <unistd.h>.
1354 2012-04-06 Roland McGrath <mcgrathr@google.com>
1356 * configure.in (AC_CHECK_HEADERS): Add locale.h.
1357 * config.in: Regenerate.
1358 * configure: Regenerate.
1360 2012-04-05 Nick Clifton <nickc@redhat.com>
1362 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
1363 (AM_LC_MESSAGES): Add.
1364 * aclocal.m4: Regenerate.
1365 * config.in: Regenerate.
1366 * configure: Regenerate.
1368 2012-03-21 Cary Coutant <ccoutant@google.com>
1370 * Makefile.am: Add gdb-index.cc, gdb-index.h.
1371 * Makefile.in: Regenerate.
1372 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
1373 (Sized_elf_reloc_mapper::symbol_section): New function.
1374 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
1375 (make_elf_reloc_mapper): New function.
1376 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
1377 (Dwarf_abbrev_table::do_read_abbrevs): New function.
1378 (Dwarf_abbrev_table::do_get_abbrev): New function.
1379 (Dwarf_ranges_table::read_ranges_table): New function.
1380 (Dwarf_ranges_table::read_range_list): New function.
1381 (Dwarf_pubnames_table::read_section): New function.
1382 (Dwarf_pubnames_table::read_header): New function.
1383 (Dwarf_pubnames_table::next_name): New function.
1384 (Dwarf_die::Dwarf_die): New function.
1385 (Dwarf_die::read_attributes): New function.
1386 (Dwarf_die::skip_attributes): New function.
1387 (Dwarf_die::set_name): New function.
1388 (Dwarf_die::set_linkage_name): New function.
1389 (Dwarf_die::attribute): New function.
1390 (Dwarf_die::string_attribute): New function.
1391 (Dwarf_die::int_attribute): New function.
1392 (Dwarf_die::uint_attribute): New function.
1393 (Dwarf_die::ref_attribute): New function.
1394 (Dwarf_die::child_offset): New function.
1395 (Dwarf_die::sibling_offset): New function.
1396 (Dwarf_info_reader::check_buffer): New function.
1397 (Dwarf_info_reader::parse): New function.
1398 (Dwarf_info_reader::do_parse): New function.
1399 (Dwarf_info_reader::do_read_string_table): New function.
1400 (Dwarf_info_reader::lookup_reloc): New function.
1401 (Dwarf_info_reader::get_string): New function.
1402 (Dwarf_info_reader::visit_compilation_unit): New function.
1403 (Dwarf_info_reader::visit_type_unit): New function.
1404 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
1405 Sized_elf_reloc_mapper.
1406 (Sized_dwarf_line_info::symbol_section): Remove function.
1407 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
1408 (Sized_dwarf_line_info::read_line_mappings): Remove object
1409 parameter, adjust callers.
1410 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
1411 * dwarf_reader.h: Include <sys/types.h>.
1412 (class Track_relocs): Remove forward declaration.
1413 (class Elf_reloc_mapper): New class.
1414 (class Sized_elf_reloc_mapper): New class.
1415 (class Dwarf_abbrev_table): New class.
1416 (class Dwarf_range_list): New class.
1417 (class Dwarf_ranges_table): New class.
1418 (class Dwarf_pubnames_table): New class.
1419 (class Dwarf_die): New class.
1420 (class Dwarf_info_reader): New class.
1421 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
1422 (Sized_dwarf_line_info::symbol_section): Remove member function.
1423 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
1425 * gdb-index.cc: New source file.
1426 * gdb-index.h: New source file.
1427 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
1428 and .debug_types sections, call Layout::add_to_gdb_index.
1429 (Sized_relobj_incr::do_section_name): Implement.
1430 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
1431 return type; Implement.
1432 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
1434 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
1435 parameter list and return type.
1436 (Sized_incr_dynobj::do_section_contents): Likewise.
1437 * layout.cc: Include gdb-index.h.
1438 (Layout::Layout): Initialize gdb_index_data_.
1439 (Layout::init_fixed_output_section): Check for .gdb_index section.
1440 (Layout::add_to_gdb_index): New function. Instantiate.
1441 * layout.h: Add forward declaration for class Gdb_index.
1442 (Layout::add_to_gdb_index): New member function.
1443 (Layout::gdb_index_data_): New data member.
1444 * main.cc: Include gdb-index.h.
1445 (main): Print statistics for gdb index.
1446 * object.cc (Object::section_contents): Move code into
1447 do_section_contents.
1448 (need_decompressed_section): Check for sections needed when building
1450 (build_compressed_section_map): Likewise.
1451 (Sized_relobj_file::do_read_symbols): Need local symbols when building
1453 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
1454 sections; call Layout::add_to_gdb_index.
1455 (Sized_relobj_file::do_decompressed_section_contents): Call
1456 do_section_contents directly.
1457 * object.h (Object::do_section_contents): Adjust parameter list and
1459 (Object::do_decompressed_section_contents): Call do_section_contents
1461 (Sized_relobj_file::do_section_contents): Adjust parameter list and
1463 * options.h (class General_options): Add --gdb-index option.
1464 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
1465 list and return type.
1466 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
1467 * reloc.h (Track_relocs::checkpoint): New function.
1468 (Track_relocs::reset): New function.
1470 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
1472 * testsuite/Makefile.in: Regenerate.
1473 * testsuite/gdb_index_test.cc: New test source file.
1474 * testsuite/gdb_index_test_1.sh: New test source file.
1475 * testsuite/gdb_index_test_2.sh: New test source file.
1477 2012-03-19 Doug Kwan <dougkwan@google.com>
1479 * arm.cc (Target_arm::do_define_standard_symbols): New method.
1480 (Target_arm::do_finalize_sections): Remove code which defines
1481 __exidx_start and __exidx_end. Make symbol table parameter
1482 anonymous as it is not used.
1483 * gold.cc (queue_middle_tasks): Call target hook to define any
1484 target-specific symbols.
1485 * target.h (Target::define_standard_symbols): New method.
1486 (Target::do_define_standard_symbols): Same.
1487 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
1488 * testsuite/Makefile.in: Regenerate.
1489 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
1491 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
1492 relocations are generated for __exidx_start and __exidx_end.
1494 2012-03-16 Doug Kwan <dougkwan@google.com>
1496 * testsuite/Makefile.am: Disable test initpri3b.
1497 * testsuite/Makefile.in: Regenerate.
1499 2012-03-15 Doug Kwan <dougkwan@google.com>
1501 * arm.cc (Target_arm::got_section): Make .got section read-only
1504 2012-03-15 Ian Lance Taylor <iant@google.com>
1507 * layout.cc (Layout::make_output_section): Correctly mark
1508 SHT_INIT_ARRAY, et. al., as relro.
1510 2012-03-14 Doug Kwan <dougkwan@google.com>
1512 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
1513 dynamic relocations for protected symbols in shared objects.
1515 2012-03-13 Ian Lance Taylor <iant@google.com>
1517 * resolve.cc (Symbol_table::resolve): When merging common symbols,
1518 keep the larger alignment.
1520 2012-03-12 Cary Coutant <ccoutant@google.com>
1522 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
1523 handling of DW_LNE_define_file.
1525 2012-03-12 Cary Coutant <ccoutant@google.com>
1527 * reduced_debug_output.cc
1528 (Output_reduced_debug_info_section::get_die_end): Add new FORM
1531 2012-02-29 Cary Coutant <ccoutant@google.com>
1533 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
1535 2012-02-29 Cary Coutant <ccoutant@google.com>
1537 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1538 Call Object::decompressed_section_contents.
1539 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
1541 (Sized_dwarf_line_info::buffer_start_): New data member.
1542 * merge.cc (Output_merge_data::do_add_input_section): Call
1543 Object::decompressed_section_contents.
1544 (Output_merge_string::do_add_input_section): Likewise.
1545 * object.cc (need_decompressed_section): New function.
1546 (build_compressed_section_map): Decompress sections needed later.
1547 (Sized_relobj_file::do_decompressed_section_contents): New function.
1548 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1549 * object.h (Object::decompressed_section_contents): New function.
1550 (Object::discard_decompressed_sections): New function.
1551 (Object::do_decompressed_section_contents): New function.
1552 (Object::do_discard_decompressed_sections): New function.
1553 (Compressed_section_info): New type.
1554 (Compressed_section_map): Include decompressed section contents.
1555 (Sized_relobj_file::do_decompressed_section_contents): New function.
1556 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1558 2012-02-16 Cary Coutant <ccoutant@google.com>
1560 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
1561 * testsuite/Makefile.in: Regenerate.
1563 2012-02-14 Cary Coutant <ccoutant@google.com>
1565 * options.cc (General_options::finalize): Disallow -pie and -static.
1567 2012-02-03 Doug Kwan <dougkwan@google.com>
1569 * arm.cc (Arm_relocate_functions::abs8,
1570 Arm_relocate_functions::abs16): Use
1571 Bits::has_signed_unsigned_overflow32.
1572 (Arm_relocate_functions::thm_abs8): Correct range of
1574 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
1577 2012-02-02 Doug Kwan <dougkwan@google.com>
1579 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
1580 position independent outputs, not just shared objects.
1582 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
1584 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
1585 * configure: Regenerated.
1587 2012-01-27 Ian Lance Taylor <iant@google.com>
1589 * reloc.h (Bits): New class with static functions, copied from
1590 namespace utils in arm.cc.
1591 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
1594 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1596 * incremental.cc (write_info_blocks): Correct relocation offset.
1598 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1600 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
1601 (Relocate::tls_gd_to_le): Likewise.
1603 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1605 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
1607 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1609 * configure.ac: Check if -mcmodel=medium works.
1610 * configure: Regenerated.
1612 2012-01-24 Cary Coutant <ccoutant@google.com>
1614 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
1616 (read_unsigned_LEB_128_x): ... this new function.
1617 (read_signed_LEB_128): Replaced with inline definition and ...
1618 (read_signed_LEB_128_x): ... this new function.
1619 * int_encoding.h (read_unsigned_LEB_128_x): New function.
1620 (read_unsigned_LEB_128): Add inline definition.
1621 (read_signed_LEB_128_x): New function.
1622 (read_signed_LEB_128): Add inline definition.
1623 * testsuite/Makefile.am (leb128_unittest): New unit test.
1624 * testsuite/Makefile.in: Regenerate.
1625 * testsuite/leb128_unittest.cc: New unit test.
1627 2012-01-23 Ian Lance Taylor <iant@google.com>
1630 * i386.cc (Target_i386::do_code_fill): When using a jmp
1631 instruction, pad with nop instructions.
1632 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1634 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
1636 * x86_64.cc (gc_process_relocs): Add typename on types used in
1638 (scan_relocs): Likewise.
1639 (relocate_section): Likewise.
1640 (apply_relocation): Likewise.
1642 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
1644 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
1645 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
1648 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
1650 * x86_64.cc: Initial support for x32.
1652 2012-01-03 Cary Coutant <ccoutant@google.com>
1654 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
1655 Use abstract base class for GOT.
1656 * gold/output.h (class Output_data_got_base): New abstract base class.
1657 (class Output_data_got): Derive from new base class, adjust ctors.
1658 (Output_data_got::reserve_slot): Make virtual; rename to
1659 do_reserve_slot; Adjust callers.
1660 * gold/target.h (Sized_target::init_got_plt_for_update): Return
1661 pointer to abstract base class.
1662 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
1664 2011-12-18 Ian Lance Taylor <iant@google.com>
1666 * object.h (Relobj::local_symbol_value): New function.
1667 (Relobj::local_plt_offset): New function.
1668 (Relobj::local_has_got_offset): New function.
1669 (Relobj::local_got_offset): New function.
1670 (Relobj::set_local_got_offset): New function.
1671 (Relobj::do_local_symbol_value): New pure virtual function.
1672 (Relobj::do_local_plt_offset): Likewise.
1673 (Relobj::do_local_has_got_offset): Likewise.
1674 (Relobj::do_local_got_offset): Likewise.
1675 (Relobj::do_set_local_got_offset): Likewise.
1676 (Sized_relobj::do_local_has_got_offset): Rename from
1677 local_has_got_offset.
1678 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
1679 (Sized_relobj::do_set_local_got_offset): Rename from
1680 set_local_got_offset.
1681 (Sized_relobj_file::do_local_plt_offset): Rename from
1683 (Sized_relobj_file::do_local_symbol_value): New function.
1684 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
1686 * output.cc (Output_data_got::Got_entry::write): Change object to
1687 Relobj. Use local_symbol_value.
1688 (Output_data_got::add_global_with_rel): Change rel_dyn to
1689 Output_data_reloc_generic*. Use add_global_generic.
1690 (Output_data_got::add_global_with_rela): Remove. Change all
1691 callers to use add_global_with_rel.
1692 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
1693 Output_data_reloc_generic*. Use add_global_generic.
1694 (Output_data_got::add_global_pair_with_rela): Remove. Change all
1695 callers to use add_global_pair_with_rel.
1696 (Output_data_got::add_local): Change object to Relobj*.
1697 (Output_data_got::add_local_plt): Likewise.
1698 (Output_data_got::add_local_with_rel): Change object to Relobj*,
1699 change rel_dyn to Output_data_reloc_generic*. Use
1701 (Output_data_got::add_local_with_rela): Remove. Change all
1702 callers to use all_local_with_rel.
1703 (Output_data_got::add_local_pair_with_rel): Change object to
1704 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
1705 add_output_section_generic.
1706 (Output_data_got::add_local_pair_with_rela): Remove. Change all
1707 callers to use add_local_pair_with_rel.
1708 (Output_data_got::reserve_local): Change object to Relobj*.
1709 * output.h: (class Output_data_reloc_generic): Add pure virtual
1710 declarations for add_global_generic, add_local_generic,
1711 add_output_section_generic.
1712 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
1713 functions for Output_data_reloc_generic. Update declarations for
1714 changes listed in output.cc.
1715 (class Output_data_got): Change template parameter to got_size.
1716 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
1717 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
1719 (Sized_relobj_incr::do_local_plt_offset): New function.
1720 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
1723 2011-12-17 Cary Coutant <ccoutant@google.com>
1725 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
1726 * resolve.cc (Symbol_table::resolve): Likewise.
1727 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
1729 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1731 2011-12-16 Ian Lance Taylor <iant@google.com>
1733 * output.h (Output_data_reloc_generic::add): Only call
1734 add_dynamic_reloc if this is a dynamic reloc section.
1736 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
1739 * target-reloc.h (apply_relocation): Replace <64, false> with
1742 2011-11-25 Nick Clifton <nickc@redhat.com>
1744 * po/it.po: New Italian translation.
1746 2011-11-17 Sterling Augustine <saugustine@google.com>
1748 * script.cc (script_include_directive): Implement.
1749 (read_script_file): New local variables name and search_path. Update
1750 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
1751 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
1752 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
1754 2011-11-11 Sterling Augustine <saugustine@google.com>
1756 * yyscript.y (section_cmd): Add support for INCLUDE directive.
1757 (file_or_sections_cmd): Likewise.
1759 2011-11-11 Doug Kwan <dougkwan@google.com>
1761 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
1762 if --just-symbols is given.
1764 2011-11-10 Doug Kwan <dougkwan@google.com>
1767 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
1768 when processing data relocs.
1769 * reloc.h (Relocate_functions::rel_unaligned): New method.
1770 (Relocate_functions::pcrel_unaligned): Ditto.
1771 (Relocate_functions::rel32_unaligned): Ditto.
1772 (Relocate_functions::pcrel32_unaligned): Ditto.
1774 2011-11-09 Doug Kwan <dougkwan@google.com>
1777 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1778 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1779 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1780 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1781 (Relocate_functions::rel_unaligned): New.
1782 (Relocate_functions::rel32_unaligned): New.
1783 * target-reloc.h (relocate_for_relocatable): Add code to handle
1784 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1785 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1786 arm_unaligned_reloc_r): New targets.
1787 * testsuite/Makefile.in: Regenerate.
1788 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1791 2011-11-02 Ian Lance Taylor <iant@google.com>
1793 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
1795 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1796 * options.cc (General_options::finalize): Use library search path
1797 from configure script if specified. If not native and no sysroot,
1798 only search TOOLLIBDIR.
1799 * options.h (Search_directory::Search_directory): Change name to
1801 (General_options::add_to_library_path_with_sysroot): Change arg to
1803 * configure, Makefile.in, config.in: Rebuild.
1805 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1807 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1808 we are working around the ARM1176 Erratum.
1809 * options.h (General_options::fix_arm1176): Add option.
1810 * testsuite/Makefile.am: Add testcases, and keep current ones
1812 * testsuite/Makefile.in: Regenerate.
1813 * testsuite/arm_fix_1176.s: New file.
1814 * testsuite/arm_fix_1176.sh: Likewise.
1816 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1818 * arm.cc (Target_arm::Target_arm): Remove initialisation of
1820 (Target_arm::may_use_blx): Remove method.
1821 (Target_arm::set_may_use_blx): Likewise.
1822 (Target_arm::may_use_v4t_interworking): New method.
1823 (Target_arm::may_use_v5t_interworking): Likewise.
1824 (Target_arm::may_use_blx_): Remove member variable.
1825 (Arm_relocate_functions::arm_branch_common): Check for v5T
1827 (Arm_relocate_functions::thumb_branch_common): Likewise.
1828 (Reloc_stub::stub_type_for_reloc): Likewise.
1829 (Target_arm::do_finalize_sections): Correct interworking checks.
1830 * testsuite/Makefile.am: Add new tests.
1831 * testsuite/Makefile.in: Regenerate.
1832 * testsuite/arm_farcall_arm_arm.s: New test.
1833 * testsuite/arm_farcall_arm_arm.sh: Likewise.
1834 * testsuite/arm_farcall_arm_thumb.s: Likewise.
1835 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
1836 * testsuite/arm_farcall_thumb_arm.s: Likewise.
1837 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
1838 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
1839 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
1841 2011-10-31 Cary Coutant <ccoutant@google.com>
1844 * expression.cc (Expression::eval_with_dot): Add
1845 is_section_dot_assignment parameter.
1846 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
1847 absolute and assigning to dot within a section.
1848 * script-sections.cc
1849 (Output_section_element_assignment::set_section_addresses): Pass
1850 dot_section to set_if_absolute.
1851 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
1852 as is_section_dot_assignment flag to eval_with_dot.
1853 (Output_section_element_dot_assignment::set_section_addresses):
1855 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
1856 parameter. Also set value if relative to dot_section; set the
1857 symbol's output_section.
1858 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
1859 parameter. Adjust all callers.
1860 (Expression::eval_maybe_dot): Likewise.
1861 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
1863 * testsuite/script_test_2.t: Test assignment of an absolute value
1864 to dot within an output section element.
1866 2011-10-31 Cary Coutant <ccoutant@google.com>
1868 * options.h (class General_options): Add --[no-]gnu-unique options.
1869 * symtab.cc (Symbol_table::sized_write_globals): Convert
1870 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
1872 2011-10-31 Cary Coutant <ccoutant@google.com>
1875 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
1876 unnecessary assertion.
1877 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
1879 2011-10-31 Sriraman Tallam <tmsriram@google.com>
1881 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1883 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1885 Change to just keep the section associated with symbol.
1886 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
1887 they are externally visible and --export-dynamic is turned on.
1888 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
1890 2011-10-19 Ian Lance Taylor <iant@google.com>
1893 * script-sections.cc
1894 (Output_section_element_dot_assignment::needs_output_section): New
1897 2011-10-19 Ian Lance Taylor <iant@google.com>
1900 * layout.cc (Layout::segment_precedes): Don't assert failure if a
1901 --section-start option was seen.
1902 * options.h (General_options::any_section_start): New function.
1904 2011-10-18 David S. Miller <davem@davemloft.net>
1907 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
1908 member to track relocation locations that have moved during TLS
1909 reloc optimizations.
1910 (Target_sparc::Relocate::Relocate): Initialize to NULL.
1911 (Target_sparc::Relocate::relocate): Adjust view down by 4
1912 bytes if it matches reloc_adjust_addr_.
1913 (Target_sparc::Relocate::relocate_tls): Always move the
1914 __tls_get_addr call delay slot instruction forward 4 bytes when
1915 performing relaxation.
1917 2011-10-18 Cary Coutant <ccoutant@google.com>
1919 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
1920 (Output_file::map_no_anonymous): Check for non-zero
1921 return code from posix_fallocate.
1923 2011-10-17 Cary Coutant <ccoutant@google.com>
1926 * plugin.cc (is_visible_from_outside): Check for symbols
1927 referenced from dynamic objects.
1928 * resolve.cc (Symbol_table::resolve): Don't count references
1929 from dynamic objects as references from real ELF files.
1930 * testsuite/plugin_test_2.sh: Adjust expected result.
1932 2011-10-17 Cary Coutant <ccoutant@google.com>
1934 * gold.cc: Include timer.h.
1935 (queue_middle_tasks): Stamp time.
1936 (queue_final_tasks): Likewise.
1937 * main.cc (main): Store timer in parameters. Print timers
1939 * parameters.cc (Parameters::Parameters): Initialize timer_.
1940 (Parameters::set_timer): New function.
1941 (set_parameters_timer): New function.
1942 * parameters.h (Parameters::set_timer): New function.
1943 (Parameters::timer): New function.
1944 (Parameters::timer_): New data member.
1945 (set_parameters_timer): New function.
1946 * timer.cc (Timer::stamp): New function.
1947 (Timer::get_pass_time): New function.
1948 * timer.h (Timer::stamp): New function.
1949 (Timer::get_pass_time): New function.
1950 (Timer::pass_times_): New data member.
1952 2011-10-17 Cary Coutant <ccoutant@google.com>
1954 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
1955 task for members of lib groups.
1957 2011-10-17 Cary Coutant <ccoutant@google.com>
1960 * fileread.cc (File_read::find_view): Add assert.
1961 (File_read::make_view): Move bounds check (replace with assert)...
1962 (File_read::find_or_make_view): ... to here.
1964 2011-10-12 Cary Coutant <ccoutant@google.com>
1966 * output.cc (Output_file::open_base_file): Handle case where
1967 ::read returns less than requested size.
1969 2011-10-10 Cary Coutant <ccoutant@google.com>
1971 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1972 Initialize defined_count_.
1973 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1974 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1975 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1976 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1977 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1978 * incremental.h (Sized_relobj_incr::defined_count_): New data
1980 (Sized_incr_dynobj::defined_count_): New data member.
1981 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1982 Return zeroes instead of internal error.
1984 2011-10-10 Cary Coutant <ccoutant@google.com>
1987 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1988 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1989 * output.h (class Output_reloc): Add use_plt_offset flag.
1990 (Output_reloc::type_): Adjust size of bit field.
1991 (Output_reloc::use_plt_offset_): New bit field.
1992 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1993 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1994 flag. Adjust all callers.
1995 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1996 creating RELATIVE relocations.
1998 2011-10-10 Nick Clifton <nickc@redhat.com>
2000 * po/es.po: Updated Spanish translation.
2001 * po/fi.po: Updated Finnish translation.
2003 2011-10-03 Diego Novillo <dnovillo@google.com>
2005 * options.cc (parse_uint): Fix dereference of RETVAL.
2007 2011-09-29 Sriraman Tallam <tmsriram@google.com>
2009 * layout.h (section_order_map_): New member.
2010 (get_section_order_map): New member function.
2011 * output.cc (Output_section::add_input_section): Check for patterns
2012 only when --section-ordering-file is specified.
2013 * gold.cc (queue_middle_tasks): Delay updating order of sections till
2014 output_sections have been formed.
2015 * layout.cc (Layout_Layout): Initialize section_order_map_.
2016 * plugin.cc (update_section_order): Store order in order_map. Do not
2018 * testsuite/Makefile.am: Add test case for plugin_final_layout.
2019 * testsuite/Makefile.in: Regenerate.
2020 * testsuite/plugin_section_order.c: New file.
2021 * testsuite/plugin_final_layout.cc: New file.
2022 * testsuite/plugin_final_layout.sh: New file.
2024 2011-09-29 Cary Coutant <ccoutant@google.com>
2026 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2028 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
2029 symbols during incremental update.
2030 (Symbol_table::add_from_dynobj): Likewise.
2032 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2033 Ian Lance Taylor <iant@google.com>
2035 * symtab.cc (Symbol_table::define_special_symbol): Always
2036 canonicalize version string.
2038 2011-09-26 Cary Coutant <ccoutant@google.com>
2040 * gold.cc (queue_initial_tasks): Move option checks ...
2041 * options.cc (General_options::finalize): ... to here. Disable
2042 some options; make others fatal.
2044 2011-09-26 Cary Coutant <ccoutant@google.com>
2047 * plugin.cc (get_symbols_v2): New function.
2048 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
2049 (is_referenced_from_outside): New function.
2050 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
2051 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
2052 (get_symbols): Pass version parameter.
2053 (get_symbols_v2): New function.
2054 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
2056 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
2057 (onload): Add LDPT_GET_SYMBOLS_V2.
2058 (all_symbols_read_hook): Use get_symbols_v2; check for
2059 LDPR_PREVAILING_DEF_IRONLY_EXP.
2060 * testsuite/plugin_test_3.sh: Update expected results.
2062 2011-09-23 Simon Baldwin <simonb@google.com>
2064 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
2065 configuration options.
2066 * configure: Regenerate.
2067 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
2068 * Makefile.in: Regenerate.
2069 * testsuite/Makefile.in: Regenerate.
2071 2011-09-19 Sriraman Tallam <tmsriram@google.com>
2073 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
2075 2011-09-19 Cary Coutant <ccoutant@google.com>
2077 * incremental.cc (can_incremental_update): Fix typo in comment.
2078 * incremental.h (can_incremental_update): Likewise.
2080 2011-09-18 Cary Coutant <ccoutant@google.com>
2082 * incremental.cc (can_incremental_update): New function.
2083 * incremental.h (can_incremental_update): New function.
2084 * layout.cc (Layout::init_fixed_output_section): Call it.
2085 (Layout::make_output_section): Don't allow patch space in .eh_frame.
2086 * object.cc (Sized_relobj_file::do_layout): Call
2087 can_incremental_update.
2089 2011-09-13 Cary Coutant <ccoutant@google.com>
2091 * configure.ac: Check for glibc support for gnu_indirect_function
2092 support with static linking, setting automake conditional
2094 * Makefile.in: Regenerate.
2095 * configure: Regenerate.
2097 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
2098 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
2100 * testsuite/Makefile.in: Regenerate.
2102 2011-09-13 Cary Coutant <ccoutant@google.com>
2104 * incremental.cc (Sized_relobj_incr::do_layout): Call
2105 report_comdat_group for kept comdat sections.
2106 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
2107 * testsuite/Makefile.in: Regenerate.
2108 * testsuite/incr_comdat_test_1.cc: New source file.
2109 * testsuite/incr_comdat_test_2_v1.cc: New source file.
2110 * testsuite/incr_comdat_test_2_v2.cc: New source file.
2111 * testsuite/incr_comdat_test_2_v3.cc: New source file.
2113 2011-09-13 Ian Lance Taylor <iant@google.com>
2115 * object.cc (Sized_relobj_file::do_layout): Remove unused local
2116 variable external_symbols_offset.
2118 2011-09-12 Ian Lance Taylor <iant@google.com>
2120 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
2121 triggered if object has no symbols.
2123 2011-09-09 David S. Miller <davem@davemloft.net>
2125 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
2126 (Output_fill_debug_line::do_write): Likewise.
2128 2011-08-29 Cary Coutant <ccoutant@google.com>
2130 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
2131 casts to match formatting specs.
2132 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
2134 2011-08-26 Cary Coutant <ccoutant@google.com>
2136 * layout.cc (Free_list::allocate): Provide guarantee of minimum
2137 remaining hole size when allocating.
2138 (Layout::make_output_section): Set fill methods for debug sections.
2139 * layout.h (Free_list::Free_list_node): Move from private to
2141 (Free_list::set_min_hole_size): New function.
2142 (Free_list::begin, Free_list::end): New functions.
2143 (Free_list::min_hole_): New data member.
2144 * output.cc: Include dwarf.h.
2145 (Output_fill_debug_info::do_minimum_hole_size): New function.
2146 (Output_fill_debug_info::do_write): New function.
2147 (Output_fill_debug_line::do_minimum_hole_size): New function.
2148 (Output_fill_debug_line::do_write): New function.
2149 (Output_section::Output_section): Initialize new data member.
2150 (Output_section::set_final_data_size): Ensure patch space is larger
2151 than minimum hole size.
2152 (Output_section::do_write): Fill holes in debug sections.
2153 * output.h (Output_fill): New class.
2154 (Output_fill_debug_info): New class.
2155 (Output_fill_debug_line): New class.
2156 (Output_section::set_free_space_fill): New function.
2157 (Output_section::free_space_fill_): New data member.
2158 * testsuite/Makefile.am (incremental_test_3): Add
2159 --incremental-patch option.
2160 (incremental_test_4): Likewise.
2161 (incremental_test_5): Likewise.
2162 (incremental_test_6): Likewise.
2163 (incremental_copy_test): Likewise.
2164 (incremental_common_test_1): Likewise.
2165 * testsuite/Makefile.in: Regenerate.
2167 2011-08-26 Nick Clifton <nickc@redhat.com>
2169 * po/es.po: Updated Spanish translation.
2171 2011-08-01 Cary Coutant <ccoutant@google.com>
2173 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
2174 * gold/testsuite/Makefile.in: Regenerate.
2175 * gold/testsuite/justsyms_exec.c: New source file.
2176 * gold/testsuite/justsyms_lib.c: New source file.
2178 2011-08-01 Cary Coutant <ccoutant@google.com>
2180 * layout.cc (Layout::set_segment_offsets): Don't realign text
2181 segment if -Ttext was specified.
2182 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
2184 * object.h (Sized_relobj_file::e_type): New function.
2185 (Sized_relobj_file::e_type_): New data member.
2186 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
2187 base address for ET_EXEC files.
2188 * target.cc (Target::do_make_elf_object_implementation): Allow
2189 ET_EXEC files with --just-symbols option.
2191 2011-07-28 Cary Coutant <ccoutant@google.com>
2193 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
2194 Add thread_number parameter.
2195 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
2196 * workqueue-threads.cc
2197 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
2198 current thread if its thread number is greater than desired thread
2200 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
2201 Add thread_number parameter.
2202 (Workqueue::should_cancel_thread): Likewise.
2203 (Workqueue::find_runnable_or_wait): Pass thread_number to
2204 should_cancel_thread.
2205 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
2208 2011-07-22 Sriraman Tallam <tmsriram@google.com>
2210 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
2211 only after checking if it cannot be forced local.
2212 * symtab.h (is_externally_visible): Check if the symbol is not forced
2215 2011-07-15 Ian Lance Taylor <iant@google.com>
2217 * options.h (class General_options): Add --print-output-format.
2218 Move -EL next to -EB, for better --help output.
2219 * target-select.cc: Include <cstdio>, "options.h", and
2221 (Target_selector::do_target_bfd_name): New function.
2222 (print_output_format): New function.
2223 * target-select.h (class Target_selector): Update declarations.
2224 (Target_selector::target_bfd_name): New function.
2225 (print_output_format): Declare.
2226 * main.cc: Include "target-select.h".
2227 (main): Handle --print-output-format.
2228 * gold.cc: Include "target-select.h".
2229 (queue_initial_tasks): Handle --print-output-format when there are
2231 * parameters.cc (parameters_force_valid_target): Give a better
2232 error message if -EB/-EL does not match target.
2233 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
2236 2011-07-15 Ian Lance Taylor <iant@google.com>
2238 * i386.cc (class Output_data_plt_i386): Add layout_ field.
2239 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
2240 (Output_data_plt_i386::do_write): Write address of .dynamic
2241 section to first entry in .got.plt section.
2242 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
2243 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2245 (Output_data_plt_x86_64::do_write): Write address of .dynamic
2246 section to first entry in .got.plt section.
2247 * layout.h (Layout::dynamic_section): New function.
2249 2011-07-13 Sriraman Tallam <tmsriram@google.com>
2251 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
2253 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
2254 input_section_position_, and input_section_glob_.
2255 (read_layout_from_file): Call function section_ordering_specified.
2256 * layout.h (is_section_ordering_specified): New function.
2257 (section_ordering_specified): New function.
2258 (section_ordering_specified_): New boolean member.
2259 * main.cc(main): Call load_plugins after layout object is defined.
2260 * output.cc (Output_section::add_input_section): Use
2261 function section_ordering_specified to check if section ordering is
2263 * output.cc (Output_section::add_relaxed_input_section): Use
2264 function section_ordering_specified to check if section ordering is
2266 (Output_section::update_section_layout): New function.
2267 (Output_section::sort_attached_input_sections): Check if input section
2269 * output.h (Output_section::update_section_layout): New function.
2270 * plugin.cc (get_section_count): New function.
2271 (get_section_type): New function.
2272 (get_section_name): New function.
2273 (get_section_contents): New function.
2274 (update_section_order): New function.
2275 (allow_section_ordering): New function.
2276 (Plugin::load): Add the new interfaces to the transfer vector.
2277 (Plugin_manager::load_plugins): New parameter.
2278 (Plugin_manager::all_symbols_read): New parameter.
2279 (Plugin_manager::claim_file): New parameter. Save the elf object for
2281 (Plugin_manager::get_elf_object): New function.
2282 (Plugin_manager::get_view): Change to directly use the bool to check
2283 if get_view is called from claim_file_hook.
2284 * plugin.h (input_objects): New function
2285 (Plugin__manager::load_plugins): New parameter.
2286 (Plugin_manager::claim_file): New parameter.
2287 (Plugin_manager::get_elf_object): New function.
2288 (Plugin_manager::in_claim_file_handler): New function.
2289 (Plugin_manager::in_claim_file_handler_): New member.
2290 (layout): New function.
2291 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
2292 handler with an extra parameter. Make the elf object before calling
2294 * testsuite/plugin_test.c (get_section_count): New function pointer.
2295 (get_section_type): New function pointer.
2296 (get_section_name): New function pointer.
2297 (get_section_contents): New function pointer.
2298 (update_section_order): New function pointer.
2299 (allow_section_ordering): New function pointer.
2300 (onload): Check if the new interfaces exist.
2302 2011-07-13 Ian Lance Taylor <iant@google.com>
2304 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
2306 * x86_64.cc (Target_x86_64::got_section): Likewise.
2307 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
2308 (relro_now_test_SOURCES): New variable.
2309 (relro_now_test_DEPENDENCIES): New variable.
2310 (relro_now_test_LDFLAGS): New variable.
2311 (relro_now_test_LDADD): New variable.
2312 (relro_now_test.so): New target.
2313 * testsuite/Makefile.in: Rebuild.
2315 2011-07-12 Ian Lance Taylor <iant@google.com>
2318 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
2319 GLOB_DAT relocation rather than a RELATIVE relocation for a
2320 protected symbol when creating a shared library.
2321 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2322 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
2323 * testsuite/protected_main_1.cc (main): Test that protected
2324 function has same address.
2326 2011-07-11 Ian Lance Taylor <iant@google.com>
2329 * options.h (class General_options): Add -Bgroup.
2330 * options.cc (General_options::finalize): If -Bgroup is set,
2331 default to --unresolved-symbols=report-all.
2332 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
2333 * target-reloc.h (issue_undefined_symbol_error): Handle
2334 --unresolved-symbols=report-all.
2336 2011-07-08 Ian Lance Taylor <iant@google.com>
2339 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
2340 if linker script discards key sections.
2341 (Layout::create_dynamic_symtab): Likewise.
2342 (Layout::assign_local_dynsym_offsets): Likewise.
2343 (Layout::sized_create_version_sections): Likewise.
2344 (Layout::create_interp): Likewise.
2345 (Layout::finish_dynamic_section): Likewise.
2346 (Layout::set_dynamic_symbol_size): Likewise.
2348 2011-07-08 Ian Lance Taylor <iant@google.com>
2351 * options.h (class General_options): Add --unresolved-symbols.
2352 * target-reloc.h (issue_undefined_symbol_error): Check
2353 --unresolved-symbols. Add comments.
2355 2011-07-08 Ian Lance Taylor <iant@google.com>
2357 * testsuite/odr_violation2.cc (Ordering::operator()): Make
2358 expression more complex.
2360 2011-07-08 Ian Lance Taylor <iant@google.com>
2363 * target-reloc.h (issue_undefined_symbol_error): New inline
2364 function, broken out of relocate_section.
2365 (relocate_section): Call issue_undefined_symbol_error.
2366 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2367 there is no TLS segment if we are about to issue an undefined
2369 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2371 2011-07-08 Ian Lance Taylor <iant@google.com>
2374 * resolve.cc (Symbol_table::should_override): Add fromtype
2375 parameter. Change all callers. Give error when linking together
2376 TLS and non-TLS symbol.
2377 (Symbol_table::should_override_with_special): Add fromtype
2378 parameter. Change all callers.
2379 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2380 there is no TLS segment if we have reported some errors.
2381 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2383 2011-07-08 Ian Lance Taylor <iant@google.com>
2386 * target.h (Target::plt_address_for_global): New function.
2387 (Target::plt_address_for_local): New function.
2388 (Target::plt_section_for_global): Remove.
2389 (Target::plt_section_for_local): Remove.
2390 (Target::do_plt_address_for_global): New virtual function.
2391 (Target::do_plt_address_for_local): New virtual function.
2392 (Target::do_plt_section_for_global): Remove.
2393 (Target::do_plt_section_for_local): Remove.
2394 (Target::register_global_plt_entry): Add Symbol_table and Layout
2396 * output.cc (Output_data_got::Got_entry::write): Use
2397 plt_address_for_global and plt_address_for_local.
2398 * layout.cc (Layout::add_target_dynamic_tags): Use size and
2399 address of output section.
2400 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
2401 got_irelative_, and irelative_count_ fields. Update
2403 (Output_data_plt_i386::has_irelative_section): New function.
2404 (Output_data_plt_i386::entry_count): Add irelative_count_.
2405 (Output_data_plt_i386::set_final_data_size): Likewise.
2406 (class Target_i386): Add got_irelative_ and rel_irelative_
2407 fields. Update declarations.
2408 (Target_i386::Target_i386): Initialize new fields.
2409 (Target_i386::do_plt_address_for_global): New function replacing
2410 do_plt_section_for_global.
2411 (Target_i386::do_plt_address_for_local): New function replacing
2412 do_plt_section_for_local.
2413 (Target_i386::got_section): Create got_irelative_.
2414 (Target_i386::rel_irelative_section): New function.
2415 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
2416 fields. Don't define __rel_iplt_{start,end}.
2417 (Output_data_plt_i386::add_entry): Add symtab and layout
2418 parameters. Change all callers. Use different PLT and GOT for
2420 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
2421 layout parameters. Change all callers. Use different PLT and
2423 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
2424 (Output_data_plt_i386::rel_irelative): New function.
2425 (Output_data_plt_i386::address_for_global): New function.
2426 (Output_data_plt_i386::address_for_local): New function.
2427 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
2428 IRELATIVE GOT when changing IFUNC GOT entries.
2429 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
2431 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
2432 if we didn't create an IRELATIVE GOT.
2433 (Target_i386::Relocate::relocate): Use plt_address_for_global and
2434 plt_address_for_local.
2435 (Target_i386::do_dynsym_value): Use plt_address_for_global.
2436 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
2437 got_irelative_, and irelative_count_ fields. Update
2439 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2440 Initialize new fields. Remove symtab parameter. Change all
2442 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
2444 (Output_data_plt_x86_64::has_irelative_section): New function.
2445 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
2446 (class Target_x86_64): Add got_irelative_ and rel_irelative_
2447 fields. Update declarations.
2448 (Target_x86_64::Target_x86_64): Initialize new fields.
2449 (Target_x86_64::do_plt_address_for_global): New function replacing
2450 do_plt_section_for_global.
2451 (Target_x86_64::do_plt_address_for_local): New function replacing
2452 do_plt_section_for_local.
2453 (Target_x86_64::got_section): Create got_irelative_.
2454 (Target_x86_64::rela_irelative_section): New function.
2455 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
2456 all callers. Don't create __rel_iplt_{start,end}.
2457 (Output_data_plt_x86_64::add_entry): Add symtab and layout
2458 parameters. Change all callers. Use different PLT and GOT for
2460 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
2461 layout parameters. Change all callers. Use different PLT and
2463 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
2464 parameters. Change all callers. Use different PLT and GOT for
2466 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
2467 (Output_data_plt_x86_64::rela_irelative): New function.
2468 (Output_data_plt_x86_64::address_for_global): New function.
2469 (Output_data_plt_x86_64::address_for_local): New function.
2470 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2471 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
2472 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
2473 (Target_x86_64::register_global_plt_entry): Add symtab and layout
2475 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
2477 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
2478 symbols if we didn't create an IRELATIVE GOT.
2479 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
2480 plt_address_for_local.
2481 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
2482 * testsuite/ifuncvar1.c: New test file.
2483 * testsuite/ifuncvar2.c: New test file.
2484 * testsuite/ifuncvar3.c: New test file.
2485 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
2486 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
2487 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
2488 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
2489 * testsuite/Makefile.in: Rebuild.
2491 2011-07-07 Cary Coutant <ccoutant@google.com>
2493 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
2494 (two_file_test_1_ndebug.o): Likewise.
2495 (two_file_test_1b_ndebug.o): Likewise.
2496 (two_file_test_2_ndebug.o): Likewise.
2497 (two_file_test_main_ndebug.o): Likewise.
2498 (incremental_test_2): Link with no-debug versions.
2500 2011-07-06 Cary Coutant <ccoutant@google.com>
2502 * gold/incremental.cc
2503 (Output_section_incremental_inputs::write_info_blocks): Check for
2504 hidden and internal symbols.
2506 2011-07-06 Cary Coutant <ccoutant@google.com>
2508 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
2509 Check disposition for startup file.
2510 (Incremental_inputs::report_command_line): Ignore
2511 --incremental-startup-unchanged option.
2512 * options.cc (General_options::parse_incremental_startup_unchanged):
2514 (General_options::General_options): Initialize new data member.
2515 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
2516 (General_options): Add --incremental-startup-unchanged option.
2517 (General_options::incremental_startup_disposition): New function.
2518 (General_options::incremental_startup_disposition_): New data member.
2520 2011-07-06 Cary Coutant <ccoutant@google.com>
2522 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
2523 input file index to Script_info ctor.
2524 (Sized_incremental_binary::do_file_has_changed): Find the
2525 command-line argument for files named in scripts.
2526 * incremental.h (Script_info::Script_info): New ctor
2527 with input file index.
2528 (Script_info::input_file_index): New function.
2529 (Script_info::input_file_index_): New data member.
2530 (Incremental_binary::get_library): Add const.
2531 (Incremental_binary::get_script_info): Add const.
2532 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
2533 * testsuite/Makefile.am (incremental_test_5): New test case.
2534 (incremental_test_6): New test case.
2535 * testsuite/Makefile.in: Regenerate.
2537 2011-07-06 Cary Coutant <ccoutant@google.com>
2539 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
2540 debug output when command lines differ.
2542 2011-07-06 Cary Coutant <ccoutant@google.com>
2544 * incremental.cc (Incremental_inputs::report_command_line): Ignore
2545 --incremental-patch option.
2546 * layout.cc (Free_list::allocate): Extend allocation beyond original
2548 (Layout::make_output_section): Mark sections that should get
2550 * options.cc (parse_percent): New function.
2551 * options.h (parse_percent): New function.
2552 (DEFINE_percent): New macro.
2553 (General_options): Add --incremental-patch option.
2554 * output.cc (Output_section::Output_section): Initialize new data
2556 (Output_section::add_input_section): Print section name when out
2558 (Output_section::add_output_section_data): Likewise.
2559 (Output_section::set_final_data_size): Add patch space when
2560 doing --incremental-full.
2561 (Output_section::do_reset_address_and_file_offset): Remove patch
2563 (Output_segment::set_section_list_addresses): Print debug output
2564 only if --incremental-update.
2565 * output.h (Output_section::set_is_patch_space_allowed): New function.
2566 (Output_section::is_patch_space_allowed_): New data member.
2567 (Output_section::patch_space_): New data member.
2568 * parameters.cc (Parameters::incremental_full): New function.
2569 * parameters.h (Parameters::incremental_full): New function
2570 * testsuite/Makefile.am (incremental_test_2): Add test for
2571 --incremental-patch option.
2572 * testsuite/Makefile.in: Regenerate.
2573 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
2574 (t18): Remove function body.
2576 2011-07-05 Doug Kwan <dougkwan@google.com>
2579 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
2580 Arm_Address type for relocation result.
2581 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
2583 (Arm_relocate_functions::abs32): Use unaligned access.
2584 (Arm_relocate_functions::rel32): Ditto.
2585 (Arm_relocate_functions::prel31): Ditto.
2586 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
2587 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
2588 static data relocations.
2589 * testsuite/Makefile.in: Regnerate.
2590 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
2592 2011-07-05 Ian Lance Taylor <iant@google.com>
2595 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
2596 symbols if necessary.
2597 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2599 2011-07-05 Ian Lance Taylor <iant@google.com>
2602 * resolve.cc (Symbol::override_base_with_special): Simply override
2603 version with special symbol version, ignoring previous version.
2605 2011-07-05 Ian Lance Taylor <iant@google.com>
2607 * object.cc (Sized_relobj_file::include_section_group): Add
2608 information to comment about signature location.
2610 2011-07-02 Ian Lance Taylor <iant@google.com>
2613 * options.h (class General_options): Add -f and -F.
2614 * options.cc (General_options::finalize): Fatal error if -f/-F
2615 are used without -shared.
2616 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
2618 2011-07-02 Ian Lance Taylor <iant@google.com>
2620 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
2622 2011-07-01 Ian Lance Taylor <iant@google.com>
2626 * resolve.cc (Symbol::override_base_with_special): Don't override
2627 the version if the overriding symbol has a different name.
2628 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
2629 all callers. If we give an error about an undefined version,
2630 define the base version if necessary.
2631 * dynobj.h (class Versions): Update declaration.
2632 * testsuite/weak_alias_test_5.cc: New file.
2633 * testsuite/weak_alias_test.script: New file.
2634 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
2635 and versioned_alias have the right value, and call t2.
2636 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
2637 weak_alias_test_5.so.
2638 (weak_alias_test_LDADD): Likewise.
2639 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
2640 * testsuite/Makefile.in: Rebuild.
2642 2011-07-01 Ian Lance Taylor <iant@google.com>
2645 * options.h (class General_options): Support -z notext.
2646 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
2648 (two_file_shared_nonpic.so): Likewise.
2649 (two_file_shared_mixed.so): Likewise.
2650 (two_file_shared_mixed_1.so): Likewise.
2651 (weak_undef_lib_nonpic.so): Likewise.
2652 (alt/weak_undef_lib_nonpic.so): Likewise.
2653 (tls_test_shared_nonpic.so): Likewise.
2654 * testsuite/Makefile.in: Rebuild.
2656 2011-07-01 Ian Lance Taylor <iant@google.com>
2659 * configure.ac: Test whether static linking works, setting
2660 the automake conditional HAVE_STATIC.
2661 * testsuite/Makefile.am: Disable tests using -static if
2662 HAVE_STATIC is not true.
2663 * configure, testsuite/Makefile.in: Rebuild.
2665 2011-07-01 Ian Lance Taylor <iant@google.com>
2668 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
2669 Assert if we see DW_EH_PE_indirect.
2670 * target.h (Target::ehframe_datarel_base): New function.
2671 (Target::do_ehframe_datarel_base): New target function.
2672 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
2673 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
2676 2011-07-01 Ian Lance Taylor <iant@google.com>
2679 * options.h (class General_options): Add
2680 --ld-generated-unwind-info.
2681 * ehframe.cc (Fde::write): Add address parameter. Change all
2682 callers. If associated with PLT, fill in address and size.
2683 (Cie::set_output_offset): Only add merge mapping if there is an
2685 (Cie::write): Add address parameter. Change all callers.
2686 (Eh_frame::add_ehframe_for_plt): New function.
2687 * ehframe.h (class Fde): Update declarations. Move shndx_ and
2688 input_offset_ fields into union u_, with new plt field.
2689 (Fde::Fde): Adjust for new union field.
2690 (Fde::Fde) [Output_data version]: New constructor.
2691 (Fde::add_mapping): Only add merge mapping if there is an object.
2692 (class Cie): Update declarations.
2693 (class Eh_frame): Declare add_ehframe_for_plt.
2694 * layout.cc (Layout::layout_eh_frame): Break out code into
2695 make_eh_frame_section, and call it.
2696 (Layout::make_eh_frame_section): New function.
2697 (Layout::add_eh_frame_for_plt): New function.
2698 * layout.h (class Layout): Update declarations.
2699 * merge.cc (Merge_map::add_mapping): Add assertion.
2700 * i386.cc: Include "dwarf.h".
2701 (class Output_data_plt_i386): Make first_plt_entry,
2702 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
2703 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2704 and plt_eh_frame_fde.
2705 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
2706 boundary. Call add_eh_frame_for_plt if appropriate.
2707 * x86_64.cc: Include "dwarf.h".
2708 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
2709 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
2710 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2711 and plt_eh_frame_fde.
2712 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
2715 2011-06-29 Ian Lance Taylor <iant@google.com>
2718 * object.cc (Sized_relobj_file::layout_section): Change shdr
2719 parameter to be const.
2720 (Sized_relobj_file::layout_eh_frame_section): New function, broken
2722 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
2723 appropriate. Call layout_eh_frame_section.
2724 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
2726 * object.h (class Sized_relobj_file): Update declarations.
2728 2011-06-29 Ian Lance Taylor <iant@google.com>
2731 * script.cc (Token::integer_value): Accept trailing M/m/K/k
2733 (Lex::gather_token): Accept trailing M/m/K/k for integers.
2735 2011-06-29 Ian Lance Taylor <iant@google.com>
2738 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
2740 * layout.cc (Layout::layout_eh_frame): Likewise.
2742 2011-06-29 Ian Lance Taylor <iant@google.com>
2745 * layout.cc (Layout::symtab_section_shndx): New function.
2746 * layout.h (class Layout): Declare symtab_section_shndx.
2747 * output.cc (Output_section::write_header): Call it.
2749 2011-06-29 Ian Lance Taylor <iant@google.com>
2752 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
2753 symbols which are not used in a relocation.
2755 2011-06-28 Ian Lance Taylor <iant@google.com>
2758 * layout.cc (Layout::segment_precedes): Don't crash if a linker
2759 script create indistinguishable segments.
2760 (Layout::set_segment_offsets): Use stable_sort when sorting
2761 segments. Pass this to Compare_segments constructor.
2762 * layout.h (class Layout): Make segment_precedes non-static.
2763 (class Compare_segments): Change from struct to class. Add
2764 layout_ field. Add constructor.
2765 * script-sections.cc
2766 (Script_sections::attach_sections_using_phdrs_clause): Rename
2767 local orphan to is_orphan. Don't report failure to put empty
2768 section in segment. On attachment failure, report name of
2769 section, and attach to first PT_LOAD segment.
2771 2011-06-28 Ian Lance Taylor <iant@google.com>
2774 * target-select.cc (Target_selector::Target_selector): Add
2775 emulation parameter. Change all callers.
2776 (select_target_by_bfd_name): Rename from select_target_by_name.
2778 (select_target_by_emulation): New function.
2779 (supported_emulation_names): New function.
2780 * target-select.h (class Target_selector): Add emulation_ field.
2781 Update declarations.
2782 (Target_selector::recognize_by_bfd_name): Rename from
2783 recognize_by_name. Change all callers.
2784 (Target_selector::supported_bfd_names): Rename from
2785 supported_names. Change all callers.
2786 (Target_selector::recognize_by_emulation): New function.
2787 (Target_selector::supported_emulations): New function.
2788 (Target_selector::emulation): New function.
2789 (Target_selector::do_recognize_by_bfd_name): Rename from
2790 do_recognize_by_name. Change all callers.
2791 (Target_selector::do_supported_bfd_names): Rename from
2792 do_supported_names. Change all callers.
2793 (Target_selector::do_recognize_by_emulation): New function.
2794 (Target_selector::do_supported_emulations): New function.
2795 (select_target_by_bfd_name): Change name in declaration.
2796 (select_target_by_emulation): Declare.
2797 (supported_emulation_names): Declare.
2798 * parameters.cc (parameters_force_valid_target): Try to find
2799 target based on emulation from -m option.
2800 * options.h (class General_options): Change doc string for -m.
2801 * options.cc (help): Print emulations.
2802 (General_options::parse_V): Likewise.
2803 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2804 Add emulation parameter. Change all callers.
2806 2011-06-28 Ian Lance Taylor <iant@google.com>
2808 * target.h (class Target): Add osabi_ field.
2809 (Target::osabi): New function.
2810 (Target::set_osabi): New function.
2811 (Target::Target): Initialize osabi_.
2812 (Target::do_adjust_elf_header): Make pure virtual.
2813 (Sized_target::do_adjust_elf_header): Declare.
2814 * target.cc (Sized_target::do_adjust_elf_header): New function.
2815 (class Sized_target): Instantiate all versions.
2816 * freebsd.h (class Target_freebsd): Remove.
2817 (Target_selector_freebsd::do_recognize): Call set_osabi on
2819 (Target_selector_freebsd::do_recognize_by_name): Likewise.
2820 (Target_selector_freebsd::set_osabi): Remove.
2821 * i386.cc (class Target_i386): Inherit from Sized_target rather
2822 than Target_freebsd.
2823 * x86_64.cc (class Target_x86_64): Likewise.
2825 2011-06-28 Ian Lance Taylor <iant@google.com>
2827 * target.h (Target::can_check_for_function_pointers): Rewrite.
2829 (Target::can_icf_inline_merge_sections): Likewise.
2830 (Target::section_may_have_icf_unsafe_poineters): Likewise.
2831 (Target::Target_info): Add can_icf_inline_merge_sections field.
2832 (Target::do_can_check_for_function_pointers): New virtual
2834 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
2835 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
2836 from can_check_for_function_pointers, move in file.
2837 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
2838 section_may_have_icf_unsafe_poineters, move in file.
2839 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
2840 * i386.cc (Target_i386::do_can_check_for_function_pointers):
2841 Rename from can_check_for_function_pointers, move in file.
2842 (Target_i386::can_icf_inline_merge_sections): Remove.
2843 (Target_i386::i386_info): Initialize
2844 can_icf_inline_merge_sections.
2845 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2846 Initialize can_icf_inline_merge_sections.
2847 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
2848 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
2849 Rename from can_check_for_function_pointers, move in file.
2850 (Target_x86_64::can_icf_inline_merge_sections): Remove.
2851 (Target_x86_64::x86_64_info): Initialize
2852 can_icf_inline_merge_sections.
2853 * testsuite/testfile.cc (Target_test::test_target_info):
2855 * icf.cc (get_section_contents): Correct formatting.
2857 2011-06-27 Ian Lance Taylor <iant@google.com>
2859 * symtab.cc (Symbol::versioned_name): New function.
2860 (Symbol_table::add_to_final_symtab): Use versioned_name when
2862 (Symbol_table::sized_write_symbol): Likewise.
2863 * symtab.h (class Symbol): Declare versioned_name.
2864 * stringpool.h (class Stringpool_template): Add variant of add
2865 which takes a std::basic_string.
2866 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
2867 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
2868 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
2869 (ver_test_12.o): New target.
2870 * testsuite/Makefile.in: Rebuild.
2872 2011-06-27 Doug Kwan <dougkwan@google.com>
2874 * arm.cc (Arm_relocate_functions::thm_jump8,
2875 Arm_relocate_functions::thm_jump11): Use a wider signed
2876 type to compute offset.
2877 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
2879 * testsuite/Makefile.in: Regenerate.
2880 * testsuite/arm_branch_in_range.sh: Check test results of
2881 arm_thm_jump11 and arm_thm_jump8.
2882 * testsuite/arm_thm_jump11.s: New test source file.
2883 * testsuite/arm_thm_jump11.t: New linker script.
2884 * testsuite/arm_thm_jump8.s: New test source file.
2885 * testsuite/arm_thm_jump8.t: New linker script.
2887 2011-06-24 Ian Lance Taylor <iant@google.com>
2889 * layout.cc: Include "object.h".
2890 (ctors_sections_in_init_array): New static variable.
2891 (Layout::is_ctors_in_init_array): New function.
2892 (Layout::layout): Add entry to ctors_sections_in_init_array if
2894 * layout.h (class Layout): Declare is_ctors_in_init_array.
2895 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
2896 is_ctors_reverse_view is set.
2897 (Sized_relobj_file::write_sections): Add layout parameter. Change
2898 all callers. Set is_ctors_reverse_view field of View_size.
2899 (Sized_relobj_file::reverse_words): New function.
2900 * object.h (Sized_relobj_file::View_size): Add
2901 is_ctors_reverse_view field.
2902 (class Sized_relobj_file): Update declarations.
2903 * testsuite/initpri3.c: New test.
2904 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
2906 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
2907 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
2908 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
2909 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
2910 * testsuite/Makefile.in: Rebuild.
2912 2011-06-24 Cary Coutant <ccoutant@google.com>
2914 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
2915 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
2916 (debug_msg_cdebug.err): New targets.
2917 * testsuite/Makefile.in: Regenerate.
2918 * testsuite/debug_msg.sh: Check output of link with compressed debug.
2919 Fix checks for link with shared library.
2921 2011-06-24 Doug Kwan <dougkwan@google.com>
2923 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
2924 skip empty text sections.
2925 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2927 2011-06-22 Ian Lance Taylor <iant@google.com>
2930 * options.h (class General_options): Add --ctors-in-init-array.
2931 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
2932 friends as SHT_PROGBITS for merging sections.
2933 (Layout::layout): Remove special handling of .init_array and
2934 friends. Don't sort if doing relocatable link. Sort for .ctors
2935 and .dtors if ctors_in_init_array.
2936 (Layout::make_output_section): Force correct section types for
2937 .init_array and friends. Don't sort if doing relocatable link,
2938 Don't sort .ctors and .dtors if ctors_in_init_array.
2939 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
2940 (Layout::output_section_name): Add relobj parameter. Change all
2941 callers. Handle .ctors. and .dtors. in code rather than table.
2942 Handle .ctors and .dtors if ctors_in_init_array.
2943 (Layout::match_file_name): New function, moved from output.cc.
2944 * layout.h (class Layout): Update declarations.
2945 * output.cc: Include "layout.h".
2946 (Input_section_sort_entry::get_priority): New function.
2947 (Input_section_sort_entry::match_file_name): Just call
2948 Layout::match_file_name.
2949 (Output_section::Input_section_sort_init_fini_compare::operator()):
2950 Handle .ctors and .dtors. Sort by explicit priority rather than
2952 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
2953 * testsuite/initpri2.c: New test.
2954 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
2955 (check_PROGRAMS): Add initpri2.
2956 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
2957 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
2958 * configure, testsuite/Makefile.in: Rebuild.
2960 2011-06-19 Ian Lance Taylor <iant@google.com>
2963 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
2964 .interp section to a PT_INTERP segment even if we have seen a
2965 --dynamic-linker option. Don't do it if we have seen a PHDRS
2966 clause in a linker script.
2967 (Layout::finalize): Don't create a .interp section if we've
2968 already create a PT_INTERP segment.
2969 (Layout::create_interp): Always call choose_output_section (revert
2970 patch of 2011-06-17). Don't create PT_INTERP segment.
2971 * script-sections.cc
2972 (Script_sections::create_note_and_tls_segments): Add a .interp
2973 section to a PT_INTERP segment even if we have seen a
2974 --dynamic-linker option.
2976 2011-06-18 Ian Lance Taylor <iant@google.com>
2978 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2979 merely because a non-PT_LOAD segment has a dynamic reloc.
2981 2011-06-18 Ian Lance Taylor <iant@google.com>
2983 * layout.cc (Layout::finish_dynamic_section): Don't create
2984 DT_FLAGS entry if not needed.
2986 2011-06-18 Ian Lance Taylor <iant@google.com>
2989 * layout.cc (Layout::layout_eh_frame): Correct handling of
2990 writable .eh_frame section.
2992 2011-06-17 Ian Lance Taylor <iant@google.com>
2995 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2996 symbol is redefined with the exact same object and value.
2998 2011-06-17 Ian Lance Taylor <iant@google.com>
3001 * layout.h (class Layout): Add interp_segment_ field.
3002 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
3003 (Layout::attach_allocated_section_to_segment): If making shared
3004 library, put .interp section in PT_INTERP segment.
3005 (Layout::finalize): Also call create_interp if -dynamic-linker
3007 (Layout::create_interp): Assert that there is no PT_INTERP
3008 segment. If not using a SECTIONS clause, use make_output_section.
3009 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
3010 * script-sections.cc
3011 (Script_sections::create_note_and_tls_segments): If making shared
3012 library, put .interp section in PT_INTERP segment.
3014 2011-06-17 Ian Lance Taylor <iant@google.com>
3016 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
3017 when making a shared library.
3019 2011-06-17 Ian Lance Taylor <iant@google.com>
3021 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
3022 parameter. Change all callers. Don't issue warning about PC32
3023 against locally defined symbol.
3025 2011-06-16 Ian Lance Taylor <iant@google.com>
3027 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
3028 occurs in same object.
3030 2011-06-14 Alan Modra <amodra@gmail.com>
3032 * po/POTFILES.in: Regenerate.
3034 2011-06-09 Ian Lance Taylor <iant@google.com>
3036 * script-sections.cc
3037 (Orphan_output_section::set_section_addresses): For a relocatable
3038 link set address to 0.
3040 2011-06-09 Cary Coutant <ccoutant@google.com>
3043 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
3044 used with --compress-debug-sections.
3045 * gold/object.cc (Sized_relobj_file::do_layout): Report
3046 uncompressed size of compressed input sections.
3048 2011-06-08 Cary Coutant <ccoutant@google.com>
3051 * testsuite/two_file_test_2_v1.cc: Change initialization of
3052 v2 to keep it in .data.
3054 2011-06-07 Cary Coutant <ccoutant@google.com>
3056 * common.cc (Symbol_table::do_allocate_commons_list): Call
3058 * errors.cc (Errors::fatal): Adjust call to gold_exit.
3059 (Errors::fallback): New function.
3060 (gold_fallback): New function.
3061 * errors.h (Errors::fallback): New function.
3062 * gold.cc (gold_exit): Change status parameter to enum; adjust
3064 (queue_initial_tasks): Call gold_fallback.
3065 * gold.h: Include cstdlib.
3066 (Exit_status): New enum type.
3067 (gold_exit): Change status parameter to enum.
3068 (gold_fallback): New function.
3069 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
3070 (Layout::create_symtab_sections): Likewise.
3071 (Layout::create_shdrs): Likewise.
3072 * main.cc (main): Adjust call to gold_exit.
3073 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
3074 (Output_data_got::add_got_entry_pair): Likewise.
3075 (Output_section::add_input_section): Likewise.
3076 (Output_section::add_output_section_data): Likewise.
3077 (Output_segment::set_section_list_addresses): Likewise.
3078 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
3080 2011-06-07 Cary Coutant <ccoutant@google.com>
3082 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
3083 for incremental links.
3084 * output.cc (Output_segment::set_section_list_addresses): Remove
3085 FIXME and test for TLS or BSS.
3087 2011-06-07 Cary Coutant <ccoutant@google.com>
3089 * testsuite/Makefile.am: Add incremental_copy_test,
3090 incremental_common_test_1.
3091 * testsuite/Makefile.in: Regenerate.
3092 * testsuite/common_test_1_v1.c: New source file.
3093 * testsuite/common_test_1_v2.c: New source file.
3094 * testsuite/copy_test_v1.cc: New source file.
3096 2011-06-07 Cary Coutant <ccoutant@google.com>
3098 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
3099 update, allocate common from bss section's free list.
3100 * incremental-dump.cc (dump_incremental_inputs): Print flag for
3101 linker-defined symbols.
3102 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3103 Skip GOT and PLT entries that are no longer referenced.
3104 (Output_section_incremental_inputs::write_info_blocks): Mark
3105 linker-defined symbols.
3106 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
3107 * output.cc (Output_section::allocate): New function.
3108 * output.h (Output_section::allocate): New function.
3109 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
3110 linker-defined symbols.
3111 (Symbol::override_base_with_special): Copy is_predefined_ flag.
3112 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
3113 (Symbol::init_base_output_data): Likewise.
3114 (Symbol::init_base_output_segment): Likewise.
3115 (Symbol::init_base_constant): Likewise.
3116 (Sized_symbol::init_output_data): Likewise.
3117 (Sized_symbol::init_output_segment): Likewise.
3118 (Sized_symbol::init_constant): Likewise.
3119 (Symbol_table::do_define_in_output_data): Likewise.
3120 (Symbol_table::do_define_in_output_segment): Likewise.
3121 (Symbol_table::do_define_as_constant): Likewise.
3122 * symtab.h (Symbol::is_predefined): New function.
3123 (Symbol::init_base_output_data): Add is_predefined parameter.
3124 (Symbol::init_base_output_segment): Likewise.
3125 (Symbol::init_base_constant): Likewise.
3126 (Symbol::is_predefined_): New data member.
3127 (Sized_symbol::init_output_data): Add is_predefined parameter.
3128 (Sized_symbol::init_output_segment): Likewise.
3129 (Sized_symbol::init_constant): Likewise.
3130 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
3132 2011-06-07 Cary Coutant <ccoutant@google.com>
3134 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
3135 instead of emit_copy_reloc.
3136 (Copy_relocs::emit_copy_reloc): Refactor.
3137 (Copy_relocs::make_copy_reloc): New function.
3138 (Copy_relocs::add_copy_reloc): Remove.
3139 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
3141 (Copy_relocs::make_copy_reloc): New function.
3142 (Copy_relocs::add_copy_reloc): Remove.
3143 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
3144 unchanged input files.
3145 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
3146 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
3147 Reserve BSS space for COPY relocations.
3148 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3149 (Output_section_incremental_inputs::write_info_blocks): Record
3150 whether a symbol is copied from a shared object.
3151 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
3152 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
3153 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
3154 (Incremental_input_entry_reader::get_output_symbol_index): Add
3156 (Incremental_binary::emit_copy_relocs): New function.
3157 (Incremental_binary::do_emit_copy_relocs): New function.
3158 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3160 (Sized_incremental_binary::add_copy_reloc): New function.
3161 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3162 (Sized_incremental_binary::Copy_reloc): New struct.
3163 (Sized_incremental_binary::Copy_relocs): New typedef.
3164 (Sized_incremental_binary::copy_relocs_): New data member.
3165 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
3166 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
3167 * target.h (Sized_target::emit_copy_reloc): New function.
3168 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
3170 2011-06-02 Cary Coutant <ccoutant@google.com>
3173 * gold/archive.cc (Archive::Archive): Initialize new data member.
3174 (Archive::include_all_members): Return if archive has already been
3176 * gold/archive.h (Archive::include_all_members_): New data member.
3178 2011-06-02 Nick Clifton <nickc@redhat.com>
3180 * dynobj.h: Fix spelling mistake in comment.
3181 * output.cc: Likewise.
3183 2011-05-31 Doug Kwan <dougkwan@google.com>
3187 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
3188 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
3189 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
3190 redundant arm_exidx_test.so.
3191 * testsuite/Makefile.in: Regenerate.
3192 (check_SCRIPTS): Add pr12826.sh
3193 (check_DATA): Add pr12826.stdout
3194 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
3195 * testsuite/pr12826.sh: New file.
3196 * testsuite/pr12826_1.s: Ditto.
3197 * testsuite/pr12826_1.s: Ditto.
3199 2011-05-30 Ian Lance Taylor <iant@google.com>
3201 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
3204 2011-05-29 Ian Lance Taylor <iant@google.com>
3207 * testsuite/Makefile.am: Use different file name for two_file_test
3208 temporary file for each incremental test.
3209 * testsuite/Makefile.in: Rebuild.
3211 2011-05-29 Ian Lance Taylor <iant@google.com>
3213 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
3214 binary input file is empty.
3216 2011-05-27 Ian Lance Taylor <iant@google.com>
3218 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
3219 (ver_test_9.so): Likewise.
3220 * testsuite/Makefile.in: Rebuild.
3222 2011-05-26 Cary Coutant <ccoutant@google.com>
3224 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
3225 * incremental.cc (Incremental_inputs::report_input_section): Fix
3226 comment, indentation.
3227 (Incremental_inputs::report_comdat_group): New function.
3228 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3229 of data for incremental input file entry.
3230 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
3231 group count, COMDAT group signatures.
3232 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
3233 an unchanged input file.
3234 * incremental.h (Incremental_object_entry::Incremental_object_entry):
3235 Initialize new data member.
3236 (Incremental_object_entry::add_comdat_group): New function.
3237 (Incremental_object_entry::get_comdat_group_count): New function.
3238 (Incremental_object_entry::get_comdat_signature_key): New function.
3239 (Incremental_object_entry::groups_): New data member.
3240 (Incremental_inputs::report_comdat_group): New function.
3241 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
3242 data for incremental input file entry.
3243 (Incremental_input_entry_reader::get_comdat_group_count): New function.
3244 (Incremental_input_entry_reader::get_input_section): Adjust size of
3245 data for incremental input file entry.
3246 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
3247 (Incremental_input_entry_reader::get_comdat_group_signature): New
3249 * object.cc (Sized_relobj::include_section_group): Report kept
3250 COMDAT groups for incremental links.
3252 2011-05-24 David Meyer <pdox@google.com>
3254 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
3255 with name parameter. Add found_name parameter.
3256 * fileread.cc (Input_file::find_file): Adjust code accordingly.
3257 * dirsearch.h (class Dirsearch): Update declaration.
3259 2011-05-24 Ian Lance Taylor <iant@google.com>
3261 * archive.cc (Library_base::should_include_member): Pull in object
3262 from archive if it defines the entry symbol.
3263 * parameters.cc (Parameters::entry): New function.
3264 * parameters.h (class Parameters): Declare entry.
3265 * output.h (class Output_file_header): Remove entry_ field.
3266 * output.cc (Output_file_header::Output_file_header): Remove entry
3267 parameter. Change all callers.
3268 (Output_file_header::entry): Use parameters->entry.
3269 * gold.cc (queue_middle_tasks): Likewise.
3270 * plugin.cc (Plugin_hook::run): Likewise.
3272 2011-05-24 Cary Coutant <ccoutant@google.com>
3274 * gold.cc (queue_initial_tasks): Pass incremental base filename
3275 to Output_file::open_base_file; don't print error message.
3276 * incremental-dump.cc (main): Adjust call to
3277 Output_file::open_for_modification.
3278 * incremental-dump.cc (main): Likewise.
3279 * incremental.cc (Incremental_inputs::report_command_line):
3280 Ignore --incremental-base option when comparing command lines.
3281 Ignore parameter when given as separate argument.
3282 * options.h (class General_options): Add --incremental-base.
3283 * output.cc (Output_file::Output_file):
3284 (Output_file::open_base_file): Add base_name and writable parameters;
3285 read base file into new file; print error message here.
3286 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3288 * output.h (Output_file::open_for_modification): Rename to...
3289 (Output_file::open_base_file): ...this; add base_name and
3290 writable parameters; adjust all callers.
3291 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3293 * testsuite/Makefile.am (incremental_test_4): Test
3295 * testsuite/Makefile.in: Regenerate.
3297 2011-05-24 Cary Coutant <ccoutant@google.com>
3299 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
3301 * testsuite/Makefile.in: Regenerate.
3302 * testsuite/two_file_test_1_v1.cc: New test source file.
3303 * testsuite/two_file_test_1b_v1.cc: New test source file.
3304 * testsuite/two_file_test_2_v1.cc: New test source file.
3306 2011-05-24 Cary Coutant <ccoutant@google.com>
3308 * dynobj.h (Dynobj::do_dynobj): New function.
3309 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
3310 flag and soname for shared objects.
3311 * incremental.cc (Incremental_inputs::report_object): Make
3312 either Incremental_object_entry or Incremental_dynobj_entry; add
3313 soname to string table.
3314 (Incremental_inputs::report_input_section): Add assertion.
3315 (Output_section_incremental_inputs::set_final_data_size): Adjust
3316 type of input file entry for shared libraries; adjust size of
3317 shared library info entry.
3318 (Output_section_incremental_inputs::write_input_files): Write
3319 as_needed flag for shared libraries.
3320 (Output_section_incremental_inputs::write_info_blocks): Adjust type
3321 of input file entry for shared libraries; write soname.
3322 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
3323 soname from incremental info.
3324 * incremental.h (enum Incremental_input_flags): Add
3325 INCREMENTAL_INPUT_AS_NEEDED.
3326 (Incremental_input_entry::Incremental_input_entry): Initialize new
3328 (Incremental_input_entry::set_as_needed): New function.
3329 (Incremental_input_entry::as_needed): New function.
3330 (Incremental_input_entry::do_dynobj_entry): New function.
3331 (Incremental_input_entry::as_needed_): New data member.
3332 (Incremental_object_entry::Incremental_object_entry): Don't check
3334 (Incremental_object_entry::do_type): Likewise.
3335 (class Incremental_dynobj_entry): New class.
3336 (Incremental_input_entry_reader::as_needed): New function.
3337 (Incremental_input_entry_reader::get_soname): New function.
3338 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
3339 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
3340 size of shared library info entry.
3341 * layout.cc (Layout::finish_dynamic_section): Don't test for
3342 incremental link when adding DT_NEEDED entries.
3343 * object.h (Object::Object): Initialize new data member.
3344 (Object::dynobj): New function.
3345 (Object::set_as_needed): New function.
3346 (Object::as_needed): New function.
3347 (Object::do_dynobj): New function.
3348 (Object::as_needed_): New data member.
3350 2011-05-24 Cary Coutant <ccoutant@google.com>
3352 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
3353 info; adjust display of GOT entries.
3354 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3355 vector of input objects; remove file_status_.
3356 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
3357 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
3358 got_plt reader; call target hooks to reserve GOT entries.
3359 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3360 of input file info header and GOT info entry.
3361 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
3363 (Got_plt_view_info::got_descriptor): Remove.
3364 (Got_plt_view_info::sym_index): New data member.
3365 (Got_plt_view_info::input_index): New data member.
3366 (Local_got_offset_visitor::visit): Write input file index.
3367 (Global_got_offset_visitor::visit): Write 0 for input file index.
3368 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
3369 with sym_index and input_index.
3370 (Output_section_incremental_inputs::write_got_plt): Adjust size of
3371 incremental info GOT entry; replace got_descriptor with input_index.
3372 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
3373 map from input file index to object.
3374 (Sized_relobj_incr::do_layout): Replace direct data member reference
3375 with accessor function.
3376 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
3377 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
3378 Adjust size of input file info header.
3379 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
3380 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
3381 (Incremental_input_entry_reader::get_input_section): Adjust size of
3382 input file info header.
3383 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
3384 of incremental info GOT entry.
3385 (Incremental_got_plt_reader::get_got_desc): Remove.
3386 (Incremental_got_plt_reader::get_got_symndx): New function.
3387 (Incremental_got_plt_reader::get_got_input_index): New function.
3388 (Sized_incremental_binary::Sized_incremental_binary): Remove
3389 file_status_; add input_objects_.
3390 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
3391 (Sized_incremental_binary::set_file_is_unchanged): Remove.
3392 (Sized_incremental_binary::file_is_unchanged): Remove.
3393 (Sized_incremental_binary::set_input_object): New function.
3394 (Sized_incremental_binary::input_object): New function.
3395 (Sized_incremental_binary::file_status_): Remove.
3396 (Sized_incremental_binary::input_objects_): New data member.
3397 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
3399 (Sized_relobj_incr::invalid_address): Move to base class.
3400 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
3402 (Sized_relobj_incr::do_output_section_offset): Likewise.
3403 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
3404 (Sized_relobj_incr::section_offsets_): Likewise.
3405 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
3407 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
3408 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
3409 with accessor function.
3410 (Sized_relobj_file::do_layout): Likewise.
3411 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
3412 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
3413 (Sized_relobj_file::compute_final_local_value): Replace refs to
3414 section_offsets_ with accessor function.
3415 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
3416 * object.h (Relobj::Relobj): Initialize new data members.
3417 (Relobj::add_dyn_reloc): New function.
3418 (Relobj::first_dyn_reloc): New function.
3419 (Relobj::dyn_reloc_count): New function.
3420 (Relobj::first_dyn_reloc_): New data member.
3421 (Relobj::dyn_reloc_count_): New data member.
3422 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
3424 (Sized_relobj::Address): New typedef.
3425 (Sized_relobj::invalid_address): Move here from child class.
3426 (Sized_relobj::Sized_relobj): Initialize new data members.
3427 (Sized_relobj::sized_relobj): New function.
3428 (Sized_relobj::is_output_section_offset_invalid): Move here from
3430 (Sized_relobj::get_output_section_offset): Likewise.
3431 (Sized_relobj::local_has_got_offset): Likewise.
3432 (Sized_relobj::local_got_offset): Likewise.
3433 (Sized_relobj::set_local_got_offset): Likewise.
3434 (Sized_relobj::do_for_all_local_got_entries): Likewise.
3435 (Sized_relobj::clear_got_offsets): New function.
3436 (Sized_relobj::section_offsets): Move here from child class.
3437 (Sized_relobj::do_output_section_offset): Likewise.
3438 (Sized_relobj::do_set_section_offset): Likewise.
3439 (Sized_relobj::Local_got_offsets): Likewise.
3440 (Sized_relobj::local_got_offsets_): Likewise.
3441 (Sized_relobj::section_offsets_): Likewise.
3442 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
3444 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
3446 (Sized_relobj_file::sized_relobj): New function
3447 (Sized_relobj_file::local_has_got_offset): Move to base class.
3448 (Sized_relobj_file::local_got_offset): Likewise.
3449 (Sized_relobj_file::set_local_got_offset): Likewise.
3450 (Sized_relobj_file::get_output_section_offset): Likewise.
3451 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
3452 (Sized_relobj_file::do_output_section_offset): Likewise.
3453 (Sized_relobj_file::do_set_section_offset): Likewise.
3454 (Sized_relobj_file::Local_got_offsets): Likewise.
3455 (Sized_relobj_file::local_got_offsets_): Likewise.
3456 (Sized_relobj_file::section_offsets_): Likewise.
3457 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
3459 (set_needs_dynsym_index): Convert relobj to derived class pointer.
3460 (Output_reloc::get_symbol_index): Likewise.
3461 (Output_reloc::local_section_offset): Likewise.
3462 (Output_reloc::get_address): Likewise.
3463 (Output_reloc::symbol_value): Likewise.
3464 (Output_data_got::reserve_slot): Move to class definition.
3465 (Output_data_got::reserve_local): New function.
3466 (Output_data_got::reserve_slot_for_global): Remove.
3467 (Output_data_got::reserve_global): New function.
3468 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
3469 (all constructors, two instantiations).
3470 (Output_reloc::get_relobj): New function (two instantiations).
3471 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
3472 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
3473 (Output_data_reloc::add_global): Adjust type of relobj.
3474 (Output_data_reloc::add_global_relative): Likewise.
3475 (Output_data_reloc::add_symbolless_global_addend): Likewise.
3476 (Output_data_reloc::add_local): Likewise.
3477 (Output_data_reloc::add_local_relative): Likewise.
3478 (Output_data_reloc::add_symbolless_local_addend): Likewise.
3479 (Output_data_reloc::add_local_section): Likewise.
3480 (Output_data_reloc::add_output_section): Likewise.
3481 (Output_data_reloc::add_absolute): Likewise.
3482 (Output_data_reloc::add_target_specific): Likewise.
3483 (Output_data_got::reserve_slot): Move definition here.
3484 (Output_data_got::reserve_local): New function.
3485 (Output_data_got::reserve_global): New function.
3486 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
3487 section_offsets_ with accessor function.
3488 (Sized_relobj_file::write_sections): Likewise.
3489 (Sized_relobj_file::do_relocate_sections): Likewise.
3490 * target.h (Sized_target::reserve_local_got_entry): New function.
3491 (Sized_target::reserve_global_got_entry): New function.
3492 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
3493 (Target_x86_64::reserve_global_got_entry): New function.
3494 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
3496 2011-05-23 Cary Coutant <ccoutant@google.com>
3498 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
3499 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
3500 bit when checking got_type.
3501 * incremental.cc (Sized_incremental_binary::setup_readers):
3502 Store symbol table and string table locations; initialize bit vector
3503 of file status flags.
3504 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
3506 (Sized_incremental_binary::do_process_got_plt): New function.
3507 (Sized_incremental_binary::get_symtab_view): Use stored locations.
3508 (Output_section_incremental_inputs::set_final_data_size): Record
3509 file index for each input file.
3510 (Output_section_incremental_inputs::write_got_plt): Store file index
3511 instead of input entry offset for each GOT entry.
3513 (Incremental_input_entry::Incremental_input_entry): Initialize new
3515 (Incremental_input_entry::set_offset): Store file index.
3516 (Incremental_input_entry::get_file_index): New function.
3517 (Incremental_input_entry::file_index_): New data member.
3518 (Incremental_binary::process_got_plt): New function.
3519 (Incremental_binary::do_process_got_plt): New function.
3520 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3522 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
3523 (Sized_incremental_binary::set_file_is_unchanged): New function.
3524 (Sized_incremental_binary::file_is_unchanged): New function.
3525 (Sized_incremental_binary::do_process_got_plt): New function.
3526 (Sized_incremental_binary::file_status_): New data member.
3527 (Sized_incremental_binary::main_symtab_loc_): New data member.
3528 (Sized_incremental_binary::main_strtab_loc_): New data member.
3529 * output.cc (Output_data_got::Got_entry::write): Add case
3531 (Output_data_got::add_global): Call add_got_entry.
3532 (Output_data_got::add_global_plt): Likewise.
3533 (Output_data_got::add_global_with_rel): Likewise.
3534 (Output_data_got::add_global_with_rela): Likewise.
3535 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
3536 (Output_data_got::add_global_pair_with_rela): Likewise.
3537 (Output_data_got::add_local): Call add_got_entry.
3538 (Output_data_got::add_local_plt): Likewise.
3539 (Output_data_got::add_local_with_rel): Likewise.
3540 (Output_data_got::add_local_with_rela): Likewise.
3541 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
3542 (Output_data_got::add_local_pair_with_rela): Likewise.
3543 (Output_data_got::reserve_slot): New function.
3544 (Output_data_got::reserve_slot_for_global): New function.
3545 (Output_data_got::add_got_entry): New function.
3546 (Output_data_got::add_got_entry_pair): New function.
3547 (Output_section::add_output_section_data): Edit FIXME.
3549 (Output_section_data_build::Output_section_data_build): New
3550 constructor with size parameter.
3551 (Output_data_space::Output_data_space): Likewise.
3552 (Output_data_got::Output_data_got): Initialize new data member; new
3553 constructor with size parameter.
3554 (Output_data_got::add_constant): Call add_got_entry.
3555 (Output_data_got::reserve_slot): New function.
3556 (Output_data_got::reserve_slot_for_global): New function.
3557 (class Output_data_got::Got_entry): Add RESERVED_CODE.
3558 (Output_data_got::add_got_entry): New function.
3559 (Output_data_got::add_got_entry_pair): New function.
3560 (Output_data_got::free_list_): New data member.
3561 * target.h (Sized_target::init_got_plt_for_update): New function.
3562 (Sized_target::register_global_plt_entry): New function.
3563 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3564 Initialize new data member; call init; add constructor with PLT count.
3565 (Output_data_plt_x86_64::init): New function.
3566 (Output_data_plt_x86_64::add_relocation): New function.
3567 (Output_data_plt_x86_64::reserve_slot): New function.
3568 (Output_data_plt_x86_64::free_list_): New data member.
3569 (Target_x86_64::init_got_plt_for_update): New function.
3570 (Target_x86_64::register_global_plt_entry): New function.
3571 (Output_data_plt_x86_64::add_entry): Allocate from free list for
3572 incremental updates.
3573 (Output_data_plt_x86_64::add_relocation): New function.
3574 * testsuite/object_unittest.cc (Object_test): Set default options.
3576 2011-05-16 Ian Lance Taylor <iant@google.com>
3578 * options.h (class General_options): Make -i a synonym for -r.
3580 2011-05-16 Ian Lance Taylor <iant@google.com>
3582 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
3584 2011-05-10 Cary Coutant <ccoutant@google.com>
3586 * object.cc (Sized_relobj::do_count_local_symbols): Check for
3589 2011-05-06 Ian Lance Taylor <iant@google.com>
3591 * layout.cc (Layout::layout): If the output section flags change,
3592 update the ordering.
3594 2011-04-25 Cary Coutant <ccoutant@google.com>
3596 * incremental-dump.cc (dump_incremental_inputs): Print local
3597 symbol info for each input file.
3599 (Output_section_incremental_inputs::set_final_data_size): Add local
3600 symbol info to input file entries in incremental info.
3601 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3602 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
3603 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
3604 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
3606 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
3607 (Sized_incr_relobj::do_relocate): Write the local symbols.
3608 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
3609 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
3610 Adjust size of input file header.
3611 (Incremental_inputs_reader::get_local_symbol_offset): New function.
3612 (Incremental_inputs_reader::get_local_symbol_count): New function.
3613 (Incremental_inputs_reader::get_input_section): Adjust size of input
3615 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
3616 (Sized_incr_relobj::This): New typedef.
3617 (Sized_incr_relobj::sym_size): New const data member.
3618 (Sized_incr_relobj::Local_symbol): New struct.
3619 (Sized_incr_relobj::do_output_local_symbol_count): New function.
3620 (Sized_incr_relobj::do_local_symbol_offset): New function.
3621 (Sized_incr_relobj::local_symbol_count_): New data member.
3622 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
3623 (Sized_incr_relobj::local_symbol_index_): New data member.
3624 (Sized_incr_relobj::local_symbol_offset_): New data member.
3625 (Sized_incr_relobj::local_dynsym_offset_): New data member.
3626 (Sized_incr_relobj::local_symbols_): New data member.
3627 * object.h (Relobj::output_local_symbol_count): New function.
3628 (Relobj::local_symbol_offset): New function.
3629 (Relobj::do_output_local_symbol_count): New function.
3630 (Relobj::do_local_symbol_offset): New function.
3631 (Sized_relobj::do_output_local_symbol_count): New function.
3632 (Sized_relobj::do_local_symbol_offset): New function.
3634 2011-04-22 Vladimir Simonov <sv@sw.ru>
3636 * descriptors.cc (set_close_on_exec): New function.
3637 (Descriptors::open): Use set_close_on_exec.
3638 * output.cc (S_ISLNK): Define if not defined.
3640 2011-04-22 Cary Coutant <ccoutant@google.com>
3642 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3644 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3645 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
3646 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
3648 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
3649 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
3650 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
3652 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
3654 (Incremental_binary::apply_incremental_relocs): New function.
3655 (Incremental_binary::do_apply_incremental_relocs): New function.
3656 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3658 (Sized_incremental_binary::add_global_symbol): New function.
3659 (Sized_incremental_binary::global_symbol): New function.
3660 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3661 (Sized_incremental_binary::symbol_map_): New data member.
3662 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
3663 * target.h (Sized_target::apply_relocation): New function.
3664 * target-reloc.h (apply_relocation): New function.
3665 * x86_64.cc (Target_x86_64::apply_relocation): New function.
3667 2011-04-22 Doug Kwan <dougkwan@google.com>
3669 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
3670 flag of a SHT_ARM_EXIDX section.
3671 * testsuite/Makefile.am (arm_exidx_test): New test rules.
3672 * testsuite/Makefile.in: Regenerate.
3673 * testsuite/arm_exidx_test.s: New file.
3674 * testsuite/arm_exidx_test.sh: Same.
3676 2011-04-20 Cary Coutant <ccoutant@google.com>
3679 * archive.h (Incremental_archive_entry::Archive_member):
3680 Initialize arg_serial_ (second constructor).
3682 2011-04-17 Ian Lance Taylor <iant@google.com>
3684 * object.cc (Relocate_info::location): Simplify location string.
3685 * errors.cc (Errors::error_at_location): Don't print program
3687 (Errors::warning_at_location): Likewise.
3688 (Errors::undefined_symbol): Likewise.
3689 * testsuite/debug_msg.sh: Update accordingly.
3691 2011-04-14 Cary Coutant <ccoutant@google.com>
3693 * gold/layout.cc (Layout::symtab_section_offset): New function.
3694 * gold/layout.h (Layout::symtab_section_offset): New function.
3695 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
3697 2011-04-12 Ian Lance Taylor <iant@google.com>
3699 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
3700 with MREMAP_MAYMOVE.
3701 * output.h (class Output_file): Add map_is_allocated_ field.
3702 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
3703 not available, provide stubs. If mremap is not available, #define
3705 (MREMAP_MAYMOVE): Define if not defined.
3706 (Output_file::Output_file): Initialize map_is_allocated_.
3707 (Output_file::resize): Check map_is_allocated_.
3708 (Output_file::map_anonymous): If mmap fails, use malloc.
3709 (Output_file::unmap): Don't do anything for an anonymous map.
3710 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
3711 is not available, provide stubs.
3712 (File_read::View::~View): Use free rather than delete[].
3713 (File_read::make_view): Use malloc rather than new[]. If mmap
3715 (File_read::find_or_make_view): Use malloc rather than new[].
3716 * gold.h: Remove HAVE_REMAP code.
3717 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
3718 exists. Rename mremap to gold_mremap. If mmap is not available
3720 * configure, config.in: Rebuild.
3722 2011-04-11 Ian Lance Taylor <iant@google.com>
3724 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
3725 initialize local variable v.
3727 2011-04-11 Cary Coutant <ccoutant@google.com>
3729 * archive.cc (Archive::include_member): Adjust call to
3731 (Add_archive_symbols::run): Track argument serial numbers.
3732 (Lib_group::include_member): Likewise.
3733 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
3734 * archive.h (Incremental_archive_entry::Archive_member):
3735 Initialize arg_serial_.
3736 (Archive_member::arg_serial_): New data member.
3737 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
3738 (Sized_dynobj::do_add_symbols): Track symbols when doing an
3740 (Sized_dynobj::do_for_all_local_got_entries): New function.
3741 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
3743 * fileread.cc (get_mtime): New function.
3744 * fileread.h (get_mtime): New function.
3745 * gold.cc (queue_initial_tasks): Check for incremental update.
3746 (process_incremental_input): New function.
3747 (queue_middle_tasks): Don't force valid target for incremental
3749 * incremental-dump.cc (find_input_containing_global): Adjust
3750 size of symbol info entry.
3751 (dump_incremental_inputs): Dump argument serial number and
3752 in_system_directory flag; bias shndx by 1; print symbol names
3753 when dumping per-file symbol lists; use new symbol info readers.
3755 (Output_section_incremental_inputs:update_data_size): New function.
3756 (Sized_incremental_binary::setup_readers): Setup input readers
3757 for each input file; build maps for files added from libraries
3759 (Sized_incremental_binary::check_input_args): New function.
3760 (Sized_incremental_binary::do_check_inputs): Build map of argument
3761 serial numbers to input arguments.
3762 (Sized_incremental_binary::do_file_has_changed): Rename
3763 do_file_is_unchanged to this; compare file modification times.
3764 (Sized_incremental_binary::do_init_layout): New function.
3765 (Sized_incremental_binary::do_reserve_layout): New function.
3766 (Sized_incremental_binary::do_get_input_reader): Remove.
3767 (Sized_incremental_binary::get_symtab_view): New function.
3768 (Incremental_checker::can_incrementally_link_output_file): Remove.
3769 (Incremental_inputs::report_command_line): Exclude --debug options.
3770 (Incremental_inputs::report_archive_begin): Add parameter; track
3771 argument serial numbers; don't put input file entry for archive
3772 before archive members.
3773 (Incremental_inputs::report_archive_end): Put input file entry
3774 for archive after archive members.
3775 (Incremental_inputs::report_object): Add parameter; track argument
3776 serial numbers and in_system_directory flag.
3777 (Incremental_inputs::report_script): Add parameter; track argument
3779 (Output_section_incremental_inputs::set_final_data_size): Adjust
3780 size of symbol info entry; check for forwarding symbols.
3781 (Output_section_incremental_inputs::write_input_files): Write
3782 in_system_directory flag and argument serial number.
3783 (Output_section_incremental_inputs::write_info_blocks): Map section
3784 indices between incremental info and original input file; store
3785 input section index for each symbol.
3786 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3787 change operator() to visit().
3788 (class Global_got_offset_visitor): Likewise.
3789 (class Global_symbol_visitor_got_plt):
3790 (Output_section_incremental_inputs::write_got_plt): Use new visitor
3792 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3793 (Sized_incr_relobj::do_read_symbols): New function.
3794 (Sized_incr_relobj::do_layout): New function.
3795 (Sized_incr_relobj::do_layout_deferred_sections): New function.
3796 (Sized_incr_relobj::do_add_symbols): New function.
3797 (Sized_incr_relobj::do_should_include_member): New function.
3798 (Sized_incr_relobj::do_for_all_global_symbols): New function.
3799 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3800 (Sized_incr_relobj::do_section_size): New function.
3801 (Sized_incr_relobj::do_section_name): New function.
3802 (Sized_incr_relobj::do_section_contents): New function.
3803 (Sized_incr_relobj::do_section_flags): New function.
3804 (Sized_incr_relobj::do_section_entsize): New function.
3805 (Sized_incr_relobj::do_section_address): New function.
3806 (Sized_incr_relobj::do_section_type): New function.
3807 (Sized_incr_relobj::do_section_link): New function.
3808 (Sized_incr_relobj::do_section_info): New function.
3809 (Sized_incr_relobj::do_section_addralign): New function.
3810 (Sized_incr_relobj::do_initialize_xindex): New function.
3811 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3812 (Sized_incr_relobj::do_read_relocs): New function.
3813 (Sized_incr_relobj::do_gc_process_relocs): New function.
3814 (Sized_incr_relobj::do_scan_relocs): New function.
3815 (Sized_incr_relobj::do_count_local_symbols): New function.
3816 (Sized_incr_relobj::do_finalize_local_symbols): New function.
3817 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
3818 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
3819 (Sized_incr_relobj::do_relocate): New function.
3820 (Sized_incr_relobj::do_set_section_offset): New function.
3821 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
3822 (Sized_incr_dynobj::do_read_symbols): New function.
3823 (Sized_incr_dynobj::do_layout): New function.
3824 (Sized_incr_dynobj::do_add_symbols): New function.
3825 (Sized_incr_dynobj::do_should_include_member): New function.
3826 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
3827 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
3828 (Sized_incr_dynobj::do_section_size): New function.
3829 (Sized_incr_dynobj::do_section_name): New function.
3830 (Sized_incr_dynobj::do_section_contents): New function.
3831 (Sized_incr_dynobj::do_section_flags): New function.
3832 (Sized_incr_dynobj::do_section_entsize): New function.
3833 (Sized_incr_dynobj::do_section_address): New function.
3834 (Sized_incr_dynobj::do_section_type): New function.
3835 (Sized_incr_dynobj::do_section_link): New function.
3836 (Sized_incr_dynobj::do_section_info): New function.
3837 (Sized_incr_dynobj::do_section_addralign): New function.
3838 (Sized_incr_dynobj::do_initialize_xindex): New function.
3839 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
3840 (make_sized_incremental_object): New function.
3841 (Incremental_library::copy_unused_symbols): New function.
3842 (Incremental_library::do_for_all_unused_symbols): New function.
3843 * incremental.h (enum Incremental_input_flags): New type.
3844 (class Incremental_checker): Remove.
3845 (Incremental_input_entry::Incremental_input_entry): Add argument
3847 (Incremental_input_entry::arg_serial): New function.
3848 (Incremental_input_entry::set_is_in_system_directory): New function.
3849 (Incremental_input_entry::is_in_system_directory): New function.
3850 (Incremental_input_entry::arg_serial_): New data member.
3851 (Incremental_input_entry::is_in_system_directory_): New data member.
3852 (class Script_info): Move here from script.h.
3853 (Script_info::Script_info): Add filename parameter.
3854 (Script_info::filename): New function.
3855 (Script_info::filename_): New data member.
3856 (Incremental_script_entry::Incremental_script_entry): Add argument
3858 (Incremental_object_entry::Incremental_object_entry): Likewise.
3859 (Incremental_object_entry::add_input_section): Build list of input
3860 sections with map to original shndx.
3861 (Incremental_object_entry::get_input_section_index): New function.
3862 (Incremental_object_entry::shndx_): New data member.
3863 (Incremental_object_entry::name_key_): Rename; adjust all refs.
3864 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
3865 (Incremental_archive_entry::Incremental_archive_entry): Add argument
3867 (Incremental_inputs::report_archive_begin): Likewise.
3868 (Incremental_inputs::report_object): Likewise.
3869 (Incremental_inputs::report_script): Likewise.
3870 (class Incremental_global_symbol_reader): New class.
3871 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
3872 and store flags and input file type.
3873 (Incremental_input_entry_reader::arg_serial): New function.
3874 (Incremental_input_entry_reader::type): Extract type from flags.
3875 (Incremental_input_entry_reader::is_in_system_directory): New function.
3876 (Incremental_input_entry_reader::get_input_section_count): Call
3877 accessor function for type.
3878 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
3879 function for type; adjust size of global symbol entry.
3880 (Incremental_input_entry_reader::get_global_symbol_count): Call
3881 accessor function for type.
3882 (Incremental_input_entry_reader::get_object_count): Likewise.
3883 (Incremental_input_entry_reader::get_object_offset): Likewise.
3884 (Incremental_input_entry_reader::get_member_count): Likewise.
3885 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
3886 (Incremental_input_entry_reader::get_member_offset): Likewise.
3887 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
3888 (Incremental_input_entry_reader::Global_symbol_info): Remove.
3889 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
3890 (Incremental_input_entry_reader::get_global_symbol_reader): New
3892 (Incremental_input_entry_reader::get_output_symbol_index): New
3894 (Incremental_input_entry_reader::type_): Remove.
3895 (Incremental_input_entry_reader::flags_): New data member.
3896 (Incremental_inputs_reader::input_file_offset): New function.
3897 (Incremental_inputs_reader::input_file_index): New function.
3898 (Incremental_inputs_reader::input_file): Call input_file_offset.
3899 (Incremental_inputs_reader::input_file_at_offset): New function.
3900 (Incremental_relocs_reader::get_r_type): Reformat.
3901 (Incremental_relocs_reader::get_r_shndx): Reformat.
3902 (Incremental_relocs_reader::get_r_offset): Reformat.
3903 (Incremental_relocs_reader::data): New function.
3904 (Incremental_binary::Incremental_binary): Initialize new data members.
3905 (Incremental_binary::check_inputs): Add cmdline parameter.
3906 (Incremental_binary::file_is_unchanged): Remove.
3907 (Input_reader::arg_serial): New function.
3908 (Input_reader::get_unused_symbol_count): New function.
3909 (Input_reader::get_unused_symbol): New function.
3910 (Input_reader::do_arg_serial): New function.
3911 (Input_reader::do_get_unused_symbol_count): New function.
3912 (Input_reader::do_get_unused_symbol): New function.
3913 (Incremental_binary::input_file_count): New function.
3914 (Incremental_binary::get_input_reader): Change signature to use
3915 index instead of filename.
3916 (Incremental_binary::file_has_changed): New function.
3917 (Incremental_binary::get_input_argument): New function.
3918 (Incremental_binary::get_library): New function.
3919 (Incremental_binary::get_script_info): New function.
3920 (Incremental_binary::init_layout): New function.
3921 (Incremental_binary::reserve_layout): New function.
3922 (Incremental_binary::output_file): New function.
3923 (Incremental_binary::do_check_inputs): New function.
3924 (Incremental_binary::do_file_is_unchanged): Remove.
3925 (Incremental_binary::do_file_has_changed): New function.
3926 (Incremental_binary::do_init_layout): New function.
3927 (Incremental_binary::do_reserve_layout): New function.
3928 (Incremental_binary::do_input_file_count): New function.
3929 (Incremental_binary::do_get_input_reader): Change signature.
3930 (Incremental_binary::input_args_map_): New data member.
3931 (Incremental_binary::library_map_): New data member.
3932 (Incremental_binary::script_map_): New data member.
3933 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3935 (Sized_incremental_binary::output_section): New function.
3936 (Sized_incremental_binary::inputs_reader): Add const.
3937 (Sized_incremental_binary::symtab_reader): Add const.
3938 (Sized_incremental_binary::relocs_reader): Add const.
3939 (Sized_incremental_binary::got_plt_reader): Add const.
3940 (Sized_incremental_binary::get_symtab_view): New function.
3941 (Sized_incremental_binary::Inputs_reader): New typedef.
3942 (Sized_incremental_binary::Input_entry_reader): New typedef.
3943 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
3944 (Sized_incremental_binary::do_file_is_unchanged): Remove.
3945 (Sized_incremental_binary::do_file_has_changed): New function.
3946 (Sized_incremental_binary::do_init_layout): New function.
3947 (Sized_incremental_binary::do_reserve_layout): New function.
3948 (Sized_input_reader::Inputs_reader): Remove.
3949 (Sized_input_reader::Input_entry_reader): Remove.
3950 (Sized_input_reader::do_arg_serial): New function.
3951 (Sized_input_reader::do_get_unused_symbol_count): New function.
3952 (Sized_input_reader::do_get_unused_symbol): New function.
3953 (Sized_incremental_binary::do_input_file_count): New function.
3954 (Sized_incremental_binary::do_get_input_reader): Change signature;
3955 use index instead of filename.
3956 (Sized_incremental_binary::section_map_): New data member.
3957 (Sized_incremental_binary::input_entry_readers_): New data member.
3958 (class Sized_incr_relobj): New class.
3959 (class Sized_incr_dynobj): New class.
3960 (make_sized_incremental_object): New function.
3961 (class Incremental_library): New class.
3962 * layout.cc (Free_list::num_lists): New static data member.
3963 (Free_list::num_nodes): New static data member.
3964 (Free_list::num_removes): New static data member.
3965 (Free_list::num_remove_visits): New static data member.
3966 (Free_list::num_allocates): New static data member.
3967 (Free_list::num_allocate_visits): New static data member.
3968 (Free_list::init): New function.
3969 (Free_list::remove): New function.
3970 (Free_list::allocate): New function.
3971 (Free_list::dump): New function.
3972 (Free_list::print_stats): New function.
3973 (Layout_task_runner::run): Resize output file for incremental updates.
3974 (Layout::Layout): Initialize new data members.
3975 (Layout::set_incremental_base): New function.
3976 (Layout::init_fixed_output_section): New function.
3977 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3978 incremental updates.
3979 (Layout::create_gold_note): Do not create gold note section for
3980 incremental updates.
3981 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3982 for incremental updates.
3983 (Layout::set_section_offsets): For incremental updates, allocate space
3985 (Layout::create_symtab_sections): Layout with offsets relative to
3986 start of section; for incremental updates, allocate space from free
3988 (Layout::create_shdrs): For incremental updates, allocate space from
3990 (Layout::finish_dynamic_section): For incremental updates, do not
3991 check --as-needed (fixed in subsequent patch).
3992 * layout.h (class Free_list): New class.
3993 (Layout::set_incremental_base): New function.
3994 (Layout::incremental_base): New function.
3995 (Layout::init_fixed_output_section): New function.
3996 (Layout::allocate): New function.
3997 (Layout::incremental_base_): New data member.
3998 (Layout::free_list_): New data member.
3999 * main.cc (main): Print Free_list statistics.
4000 * object.cc (Relobj::finalize_incremental_relocs): Add
4001 clear_counts parameter; clear counts only when clear_counts is set.
4002 (Sized_relobj::Sized_relobj): Initialize new base class.
4003 (Sized_relobj::do_layout): Don't report special sections.
4004 (Sized_relobj::do_for_all_local_got_entries): New function.
4005 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
4006 symtab_off to all symbol table offsets.
4007 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
4008 * object.h (class Got_offset_list): Move to top of file.
4009 (Object::Object): Allow case where input_file == NULL.
4010 (Object::~Object): Likewise.
4011 (Object::input_file): Assert that input_file != NULL.
4012 (Object::lock): Allow case where input_file == NULL.
4013 (Object::unlock): Likewise.
4014 (Object::is_locked): Likewise.
4015 (Object::token): Likewise.
4016 (Object::release): Likewise.
4017 (Object::is_incremental): New function.
4018 (Object::get_mtime): New function.
4019 (Object::for_all_local_got_entries): New function.
4020 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
4021 (Object::set_is_in_system_directory): New function.
4022 (Object::is_in_system_directory): New function.
4023 (Object::do_is_incremental): New function.
4024 (Object::do_get_mtime): New function.
4025 (Object::do_for_all_local_got_entries): New function.
4026 (Object::is_in_system_directory_): New data member.
4027 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
4028 (class Sized_relobj_base): New class.
4029 (class Sized_relobj): Derive from Sized_relobj_base.
4030 (class Sized_relobj::Symbols): Redeclare from base class.
4031 (class Sized_relobj::local_got_offset_list): Remove.
4032 (class Sized_relobj::Output_sections): Redeclare from base class.
4033 (class Sized_relobj::do_for_all_local_got_entries): New function.
4034 (class Sized_relobj::write_local_symbols): Add offset parameter.
4035 (class Sized_relobj::local_symbol_offset_): Update comment.
4036 (class Sized_relobj::local_dynsym_offset_): Update comment.
4037 * options.cc (Input_arguments::add_file): Remove const.
4038 * options.h (Input_file_argument::Input_file_argument):
4039 Initialize arg_serial_ (all constructors).
4040 (Input_file_argument::set_arg_serial): New function.
4041 (Input_file_argument::arg_serial): New function.
4042 (Input_file_argument::arg_serial_): New data member.
4043 (Input_arguments::Input_arguments): Initialize file_count_.
4044 (Input_arguments::add_file): Remove const.
4045 (Input_arguments::number_of_input_files): New function.
4046 (Input_arguments::file_count_): New data member.
4047 (Command_line::number_of_input_files): Call
4048 Input_arguments::number_of_input_files.
4049 * output.cc (Output_segment_headers::Output_segment_headers):
4051 (Output_section::Input_section::current_data_size): New function.
4052 (Output_section::Output_section): Initialize new data members.
4053 (Output_section::add_input_section): Don't do merge sections for
4054 an incremental link; allocate space from free list for an
4056 (Output_section::add_output_section_data): Allocate space from
4057 free list for an incremental update.
4058 (Output_section::update_data_size): New function.
4059 (Output_section::set_fixed_layout): New function.
4060 (Output_section::reserve): New function.
4061 (Output_segment::set_section_addresses): Remove const.
4062 (Output_segment::set_section_list_addresses): Remove const; allocate
4063 space from free list for an incremental update.
4064 (Output_segment::set_offset): Adjust size of RELRO segment for an
4066 * output.h (Output_data::current_data_size): Move here from
4068 (Output_data::pre_finalize_data_size): New function.
4069 (Output_data::update_data_size): New function.
4070 (Output_section_headers::update_data_size): new function.
4071 (Output_section_data_build::current_data_size): Move to Output_data.
4072 (Output_data_strtab::update_data_size): New function.
4073 (Output_section::current_data_size): Move to Output_data.
4074 (Output_section::set_fixed_layout): New function.
4075 (Output_section::has_fixed_layout): New function.
4076 (Output_section::reserve): New function.
4077 (Output_section::update_data_size): New function.
4078 (Output_section::has_fixed_layout_): New data member.
4079 (Output_section::free_list_): New data member.
4080 (Output_segment::set_section_addresses): Remove const.
4081 (Output_segment::set_section_list_addresses): Remove const.
4082 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
4084 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
4086 * readsyms.cc (Read_symbols::do_read_symbols): Add library
4087 parameter when calling Add_symbols constructor; store argument
4088 serial number for members of a lib group.
4089 (Add_symbols::locks): Allow case where token == NULL.
4090 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
4091 (Read_member::~Read_member): New function.
4092 (Read_member::is_runnable): New function.
4093 (Read_member::locks): New function.
4094 (Read_member::run): New function.
4095 (Check_script::~Check_script): New function.
4096 (Check_script::is_runnable): New function.
4097 (Check_script::locks): New function.
4098 (Check_script::run): New function.
4099 (Check_library::~Check_library): New function.
4100 (Check_library::is_runnable): New function.
4101 (Check_library::locks): New function.
4102 (Check_library::run): New function.
4103 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
4104 (Add_symbols::library_): New data member.
4105 (class Read_member): New class.
4106 (class Check_script): New class.
4107 (class Check_library): New class.
4108 * reloc.cc (Read_relocs::is_runnable): Allow case where
4110 (Read_relocs::locks): Likewise.
4111 (Scan_relocs::locks): Likewise.
4112 (Relocate_task::locks): Likewise.
4113 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
4115 (Sized_relobj::incremental_relocs_scan): Fix comment.
4116 (Sized_relobj::do_relocate): Pass output file offset to
4117 write_local_symbols.
4118 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
4119 from class declaration.
4120 * script.cc (read_input_script): Allocate Script_info; pass
4121 argument serial number to report_script.
4122 * script.h (class Script_info): Move to incremental.h.
4123 * symtab.cc (Symbol_table::add_from_incrobj): New function.
4124 * symtab.h (Symbol_table::add_from_incrobj): New function.
4125 (Symbol_table::set_file_offset): New function.
4127 2011-04-05 Cary Coutant <ccoutant@google.com>
4129 * incremental-dump.cc (dump_incremental_inputs): Change signature
4130 to take a Sized_incremental_binary; change caller. Use readers
4131 in Sized_incremental_binary.
4133 (Sized_incremental_binary::find_incremental_inputs_sections):
4134 Rename do_find_incremental_inputs_sections to this.
4135 (Sized_incremental_binary::setup_readers): New function.
4136 (Sized_incremental_binary::do_check_inputs): Check
4137 has_incremental_info_ flag; move setup code to setup_readers;
4139 (Sized_incremental_binary::do_file_is_unchanged): New function.
4140 (Sized_incremental_binary::do_get_input_reader): New function.
4141 * incremental.h (class Incremental_binary): Move to end of file.
4142 (Incremental_binary::file_is_unchanged): New function.
4143 (Incremental_binary::do_file_is_unchanged): New function.
4144 (Incremental_binary::Input_reader): New class.
4145 (Incremental_binary::get_input_reader): New function.
4146 (class Sized_incremental_binary): Move to end of file.
4147 (Sized_incremental_binary::Sized_incremental_binary): Setup the
4148 input section reader classes.
4149 (Sized_incremental_binary::has_incremental_info): New function.
4150 (Sized_incremental_binary::inputs_reader): New function.
4151 (Sized_incremental_binary::symtab_reader): New function.
4152 (Sized_incremental_binary::relocs_reader): New function.
4153 (Sized_incremental_binary::got_plt_reader): New function.
4154 (Sized_incremental_binary::do_file_is_unchanged): New function.
4155 (Sized_incremental_binary::Sized_input_reader): New class.
4156 (Sized_incremental_binary::get_input_reader): New function.
4157 (Sized_incremental_binary::find_incremental_inputs_sections):
4158 Rename do_find_incremental_inputs_sections to this.
4159 (Sized_incremental_binary::setup_readers): New function.
4160 (Sized_incremental_binary::has_incremental_info_): New data member.
4161 (Sized_incremental_binary::inputs_reader_): New data member.
4162 (Sized_incremental_binary::symtab_reader_): New data member.
4163 (Sized_incremental_binary::relocs_reader_): New data member.
4164 (Sized_incremental_binary::got_plt_reader_): New data member.
4165 (Sized_incremental_binary::current_input_file_): New data member.
4167 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
4170 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
4173 2011-03-30 Cary Coutant <ccoutant@google.com>
4175 * archive.cc (Archive::include_member): Adjust call to report_object.
4176 (Add_archive_symbols::run): Add script_info to call to
4177 report_archive_begin.
4178 (Lib_group::include_member): Adjust call to report_object.
4179 (Add_lib_group_symbols::run): Adjust call to report_object.
4180 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
4181 blocks. Add object count for script input files.
4182 * incremental.cc (Incremental_inputs::report_archive_begin): Add
4183 script_info parameter; change all callers.
4184 (Incremental_inputs::report_object): Add script_info parameter;
4186 (Incremental_inputs::report_script): Store backpointer to
4187 incremental info entry.
4188 (Output_section_incremental_inputs::set_final_data_size): Record
4189 additional information for scripts.
4190 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4191 * incremental.h (Incremental_script_entry::add_object): New function.
4192 (Incremental_script_entry::get_object_count): New function.
4193 (Incremental_script_entry::get_object): New function.
4194 (Incremental_script_entry::objects_): New data member; adjust
4196 (Incremental_inputs::report_archive_begin): Add script_info parameter.
4197 (Incremental_inputs::report_object): Add script_info parameter.
4198 (Incremental_inputs_reader::get_object_count): New function.
4199 (Incremental_inputs_reader::get_object_offset): New function.
4200 * options.cc (Input_arguments::add_file): Return reference to
4202 * options.h (Input_argument::set_script_info): New function.
4203 (Input_argument::script_info): New function.
4204 (Input_argument::script_info_): New data member; adjust all
4206 (Input_file_group::add_file): Return reference to new input argument.
4207 (Input_file_lib::add_file): Likewise.
4208 (Input_arguments::add_file): Likewise.
4209 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
4210 * script.cc (Parser_closure::Parser_closure): Add script_info
4211 parameter; adjust all callers.
4212 (Parser_closure::script_info): New function.
4213 (Parser_closure::script_info_): New data member.
4214 (read_input_script): Report scripts earlier to incremental info.
4215 (script_add_file): Set script_info in Input_argument.
4216 (script_add_library): Likewise.
4217 * script.h (Script_options::Script_info): Rewrite class.
4219 2011-03-29 Cary Coutant <ccoutant@google.com>
4221 * archive.cc (Library_base::should_include_member): Move
4222 method here from class Archive.
4223 (Archive::Archive): Initialize base class.
4224 (Archive::should_include_member): Move to base class.
4225 (Archive::do_for_all_unused_symbols): New function.
4226 (Add_archive_symbols::run): Remove redundant access to
4228 (Lib_group::Lib_group): Initialize base class.
4229 (Lib_group::do_filename): New function.
4230 (Lib_group::include_member): Pass pointer to Lib_group to
4232 (Lib_group::do_for_all_unused_symbols): New function.
4233 (Add_lib_group_symbols::run): Report archive information for
4235 * archive.h (class Library_base): New base class.
4236 (class Archive): Derive from Library_base.
4237 (Archive::filename): Move to base class.
4238 (Archive::set_incremental_info): Likewise.
4239 (Archive::incremental_info): Likewise.
4240 (Archive::Should_include): Likewise.
4241 (Archive::should_include_member): Likewise.
4242 (Archive::Armap_entry): Remove.
4243 (Archive::Unused_symbol_iterator): Remove.
4244 (Archive::unused_symbols_begin): Remove.
4245 (Archive::unused_symbols_end): Remove.
4246 (Archive::do_filename): New function.
4247 (Archive::do_get_mtime): New function.
4248 (Archive::do_for_all_unused_symbols): New function.
4249 (Archive::task_): Move to base class.
4250 (Archive::incremental_info_): Likewise.
4251 (class Lib_group): Derive from Library_base.
4252 (Lib_group::do_filename): New function.
4253 (Lib_group::do_get_mtime): New function.
4254 (Lib_group::do_for_all_unused_symbols): New function.
4255 (Lib_group::task_): Move to base class.
4256 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
4258 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
4260 * incremental.cc (Incremental_inputs::report_archive_begin):
4261 Use Library_base; call library's get_mtime; add incremental inputs
4262 entry before members.
4263 (class Unused_symbol_visitor): New class.
4264 (Incremental_inputs::report_archive_end): Use Library_base; use
4265 visitor class to record unused symbols; don't add incremental inputs
4266 entry after members.
4267 (Incremental_inputs::report_object): Use Library_base.
4269 (Incremental_archive_entry::Incremental_archive_entry): Remove
4270 unused Archive parameter.
4271 (Incremental_inputs::report_archive_begin): Use Library_base.
4272 (Incremental_inputs::report_archive_end): Likewise.
4273 (Incremental_inputs::report_object): Likewise.
4274 * object.cc (Sized_relobj::do_for_all_global_symbols): New
4276 * object.h (Object::for_all_global_symbols): New function.
4277 (Object::do_for_all_global_symbols): New function.
4278 (Sized_relobj::do_for_all_global_symbols): New function.
4279 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
4281 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
4284 2011-03-27 Ian Lance Taylor <iant@google.com>
4286 * archive.cc (Archive::interpret_header): Return -1 if something
4287 goes wrong. Change callers accordingly.
4289 2011-03-25 Cary Coutant <ccoutant@google.com>
4291 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
4292 * testsuite/Makefile.in: Regenerate.
4294 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
4296 * plugin.cc (get_view): New.
4297 (Plugin::load): Pass get_view to the plugin.
4298 (Plugin_manager::get_view): New.
4300 2011-03-21 Ian Lance Taylor <iant@google.com>
4302 * testsuite/final_layout.sh: Rewrite to not use dc.
4303 * testsuite/relro_test.sh: Fail if dc is not present.
4305 2011-03-21 Sriraman Tallam <tmsriram@google.com>
4307 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
4309 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
4310 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
4312 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
4313 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
4315 2011-03-14 Ian Lance Taylor <iant@google.com>
4317 * script-sections.cc (Sort_output_sections::script_compare):
4318 Rename from is_before, change return type.
4319 (Sort_output_sections::operator()): Adjust accordingly.
4321 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
4324 * testsuite/odr_violation2.cc: Add comment to make all error line
4325 numbers double digits.
4326 * testsuite/debug_msg.sh: Adjust expected errors.
4328 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
4330 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
4331 but mark earlier ones as non-canonical
4332 (offset_to_iterator): Update search target and example
4333 (do_addr2line): Return extra lines in a vector*
4334 (format_file_lineno): Extract from do_addr2line
4335 (one_addr2line): Add vector* out-param
4336 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
4337 when a lineno entry appeared last for its instruction
4338 (Dwarf_line_info): Add vector* out-param
4339 * object.cc (Relocate_info): Pass NULL for the vector* out-param
4340 * symtab.cc (Odr_violation_compare): Include the lineno in the
4342 (linenos_from_loc): New. Combine the canonical line for an
4343 address with its other lines.
4344 (True_if_intersect): New. Helper functor to make
4345 std::set_intersection a query.
4346 (detect_odr_violations): Compare sets of lines instead of just
4347 one line for each function. This became less deterministic, but
4348 has fewer false positives.
4349 * symtab.h: Declarations.
4350 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
4351 mix an optimized and non-optimized object in the same binary
4352 (odr_violation2.so): Same.
4353 * testsuite/Makefile.in: Regenerate from Makefile.am.
4354 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
4355 * testsuite/debug_msg.sh: Update line numbers and add
4357 * testsuite/odr_violation1.cc: Use OdrDerived, in a
4358 non-optimized context.
4359 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
4360 isn't inlined, and use OdrDerived in an optimized context.
4361 * testsuite/odr_header1.h: Defines OdrDerived, where
4362 optimization will change the
4363 first-instruction-in-the-destructor's file and line number.
4364 * testsuite/odr_header2.h: Defines OdrBase.
4366 2011-03-09 Ian Lance Taylor <iant@google.com>
4368 * fileread.cc (File_read::clear_views): Don't delete the whole
4371 2011-03-08 Ian Lance Taylor <iant@google.com>
4374 * fileread.cc: #include <climits>.
4375 (GOLD_IOV_MAX): Define.
4376 (File_read::read_multiple): Limit number of entries by iov_max.
4377 * fileread.h (class File_read): Always set max_readv_entries to
4380 2011-03-07 Ian Lance Taylor <iant@google.com>
4383 * options.h (class General_options): Add -dy and -dn.
4385 2011-03-02 Cary Coutant <ccoutant@google.com>
4387 * testsuite/script_test_9.t: Add TLS segment.
4389 2011-03-02 Simon Baldwin <simonb@google.com>
4391 * configure.ac: Add check for gnu_indirect_function support in
4392 the toolchain building binutils.
4393 * configure: Rebuild.
4395 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
4397 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
4398 plugin only symbols.
4399 (Symbol_table::sized_finalize_symbol) Mark symbol only present
4400 in plugin files as not needed in the symbol table.
4402 2011-02-11 Sriraman Tallam <tmsriram@google.com>
4404 * output.cc (Output_section::add_input_section): Delay fill
4405 generation for section ordering.
4407 2011-02-09 Ian Lance Taylor <iant@google.com>
4410 * object.h (class Sized_relobj): Remove clear_local_symbols.
4411 * reloc.cc (Sized_relobj::do_relocate): Don't call
4412 clear_local_symbols.
4414 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
4416 * plugin.cc (is_visible_from_outside): Return true for symbols
4419 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
4421 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
4424 2011-02-02 Sriraman Tallam <tmsriram@google.com>
4426 * icf.h (is_section_foldable_candidate): Change type of parameter
4428 * icf.cc (Icf::find_identical_sections): Change type of local variable
4429 section_name to be std::string.
4430 (is_function_ctor_or_dtor): Change type of parameter to std::string.
4432 2011-01-25 Ian Lance Taylor <iant@google.com>
4434 * script.cc (script_add_extern): Rewrite to use
4435 add_symbol_reference.
4437 2011-01-25 Doug Kwan <dougkwan@google.com>
4439 * icf.cc (get_section_contents): Always lock section's object.
4441 2011-01-24 Ian Lance Taylor <iant@google.com>
4443 * options.h (class General_options): Accept
4444 --no-detect-odr-violations.
4446 2011-01-24 Ian Lance Taylor <iant@google.com>
4448 * version.cc (version_string): Bump to 1.11.
4450 2011-01-24 Ian Lance Taylor <iant@google.com>
4452 * plugin.cc (class Plugin_rescan): Define new class.
4453 (Plugin_manager::claim_file): Set any_claimed_.
4454 (Plugin_manager::save_archive): New function.
4455 (Plugin_manager::save_input_group): New function.
4456 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
4458 (Plugin_manager::new_undefined_symbol): New function.
4459 (Plugin_manager::rescan): New function.
4460 (Plugin_manager::rescannable_defines): New function.
4461 (Plugin_manager::add_input_file): Set any_added_.
4462 * plugin.h (class Plugin_manager): define new fields rescannable_,
4463 undefined_symbols_, any_claimed_, and any_added_. Declare
4464 Plugin_rescan as friend. Declare new functions.
4465 (Plugin_manager::Rescannable): Define type.
4466 (Plugin_manager::Rescannable_list): Define type.
4467 (Plugin_manager::Undefined_symbol_list): Define type.
4468 (Plugin_manager::Plugin_manager): Initialize new fields.
4469 * archive.cc (Archive::defines_symbol): New function.
4470 (Add_archive_symbols::run): Pass archive to plugins if any.
4471 * archive.h (class Archive): Declare defines_symbol.
4472 * readsyms.cc (Input_group::~Input_group): New function.
4473 (Finish_group::run): Pass input_group to plugins if any.
4474 * readsyms.h (class Input_group): Declare destructor.
4475 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
4478 2011-01-10 Ian Lance Taylor <iant@google.com>
4480 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
4482 (Layout::set_segment_offsets): Reset increase_relro before calling
4483 set_section_addresses a second time.
4485 2011-01-04 Cary Coutant <ccoutant@google.com>
4487 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
4488 sections before NOBITS sections.
4490 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
4492 * version.cc (print_version): Update copyright to 2011.
4494 2010-12-23 Cary Coutant <ccoutant@google.com>
4496 * output.h (Output_data_reloc::add_output_section): Pass OD instead
4497 of OS to this->add. Add OD parameter to second form of the function.
4499 2010-12-20 Ian Lance Taylor <iant@google.com>
4501 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
4502 second of two consecutive entries with same offset.
4504 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4506 * testsuite/Makefile.am (ifuncmain2static_LDADD)
4507 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
4508 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
4509 to avoid unneeded links against $(LDADD).
4510 * testsuite/Makefile.in: Regenerate.
4512 2010-12-15 Ian Lance Taylor <iant@google.com>
4515 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
4516 for R_X86_64_32 and R_X86_64_PC32.
4517 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
4518 ver_matching_def_pic.o.
4519 (ver_matching_def_pic.o): New target.
4521 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4523 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
4524 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
4525 Move definition before File_read::View member definitions.
4526 (File_read::View::~View): Initialize and hold lock before
4527 updating current_mapped_bytes.
4529 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4531 * dwarf_reader.cc: Remove outdated comment.
4532 * gold-threads.cc: Fix typo in error message.
4533 * archive.cc: Fix typos in comments.
4534 * archive.h: Likewise.
4535 * arm-reloc-property.cc: Likewise.
4536 * arm-reloc-property.h: Likewise.
4537 * arm-reloc.def: Likewise.
4539 * attributes.h: Likewise.
4540 * cref.cc: Likewise.
4541 * ehframe.cc: Likewise.
4542 * fileread.h: Likewise.
4544 * i386.cc: Likewise.
4546 * incremental.h: Likewise.
4547 * int_encoding.cc: Likewise.
4548 * layout.h: Likewise.
4549 * main.cc: Likewise.
4550 * merge.h: Likewise.
4551 * object.cc: Likewise.
4552 * object.h: Likewise.
4553 * options.cc: Likewise.
4554 * readsyms.cc: Likewise.
4555 * reduced_debug_output.cc: Likewise.
4556 * reloc.cc: Likewise.
4557 * script-sections.cc: Likewise.
4558 * sparc.cc: Likewise.
4559 * symtab.h: Likewise.
4560 * target-reloc.h: Likewise.
4561 * target.cc: Likewise.
4562 * target.h: Likewise.
4563 * timer.cc: Likewise.
4564 * timer.h: Likewise.
4565 * x86_64.cc: Likewise.
4567 2010-12-09 Cary Coutant <ccoutant@google.com>
4569 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
4571 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
4572 parameter; change all callers.
4573 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
4574 * options.h (warn_execstack): New option.
4576 2010-12-07 Doug Kwan <dougkwan@google.com>
4578 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
4579 like function call relocations.
4581 2010-12-07 Ian Lance Taylor <iant@google.com>
4583 * archive.cc (Archive::get_elf_object_for_member): Permit
4584 punconfigured to be NULL.
4585 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
4586 (Archive::include_member): Pass NULL to get_elf_object_for_member
4587 if we searched for the archive and this is the first included
4590 2010-12-01 Ian Lance Taylor <iant@google.com>
4592 * dwarf_reader.h (class Sized_dwarf_line_info): Add
4593 track_relocs_type_ field.
4594 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4595 Set track_relocs_type_.
4596 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
4597 contents when using RELA relocs.
4598 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
4600 * reloc.cc (Track_relocs::next_addend): New function.
4601 * reloc.h (class Track_relocs): Declare next_addend.
4603 2010-12-01 Ian Lance Taylor <iant@google.com>
4605 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
4608 2010-12-01 Ian Lance Taylor <iant@google.com>
4610 * README: Update compilers known to work and fail.
4612 2010-11-23 Matthias Klose <doko@ubuntu.com>
4614 * configure.in: For --enable-gold, handle value `default' instead of
4615 `both*'. Always install ld as ld.bfd, install as ld if gold is
4617 * configure: Regenerate.
4619 2010-11-18 Doug Kwan <dougkwan@google.com>
4621 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
4622 and right_alignment to be zero. Store result alignment only if it is
4623 greater than existing alignment.
4625 2010-11-16 Cary Coutant <ccoutant@google.com>
4628 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4629 Check for ".zdebug_line".
4631 2010-11-16 Doug Kwan <dougkwan@google.com>
4632 Cary Coutant <ccoutant@google.com>
4634 * output.h (Output_segment::set_section_addresses): Pass increase_relro
4635 by reference; adjust all callers.
4636 * output.cc (Output_segment::set_section_addresses): Adjust references
4637 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
4639 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
4640 end at page boundary.
4642 2010-11-16 Cary Coutant <ccoutant@google.com>
4645 * layout.cc (Layout::choose_output_section): Transform names of
4646 compressed sections even when using a script with a SECTIONS clause.
4647 (Layout::output_section_name): Remove code to transform
4648 compressed debug section names.
4649 * output.cc (Output_section::add_input_section): Use uncompressed
4650 section size when tracking input sections.
4652 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
4654 * symtab.h (Symbol::NON_PIC_REF): Remove.
4655 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
4656 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
4657 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
4658 (Symbol::use_plt_offset): Take a flags argument and pass it
4659 directly to needs_dynamic_reloc. Restrict check for undefined
4660 weak symbols to function calls.
4661 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
4662 (Target_arm::Scan::global): Use it.
4663 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
4664 (Target_arm::Relocate::relocate): Likewise.
4665 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
4666 parameter with an r_type parameter. Use get_reference_flags
4668 (Target_arm::Relocate::relocate): Update accordingly.
4669 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
4670 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
4671 (Target_i386::Scan::global): Likewise.
4672 (Target_i386::Relocate::relocate): Likewise.
4673 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
4674 parameter with an r_type parameter. Use get_reference_flags
4676 (Target_i386::Relocate::relocate): Update accordingly.
4677 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
4678 (Target_powerpc::Scan::global): Use it.
4679 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
4680 (Target_powerpc::Relocate::relocate): Likewise.
4681 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
4682 (Target_sparc::Scan::global): Use it.
4683 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
4684 (Target_sparc::Relocate::relocate): Likewise.
4685 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
4686 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
4687 (Target_x86_64::Scan::global): Likewise.
4688 (Target_x86_64::Relocate::relocate): Likewise.
4690 2010-11-08 Doug Kwan <dougkwan@google.com>
4691 Cary Coutant <ccoutant@google.com>
4693 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
4694 (Arm_exidx_merge_section::section_contents_): New data member.
4695 (Arm_input_section::Arm_input_section): Initialize original_contents_.
4696 (Arm_input_section::~Arm_input_section): De-allocate memory.
4697 (Arm_input_section::original_contents_): New data member.
4698 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
4699 in parameters instead of calling Object::section_contents without
4701 (Arm_output_section::group_section): New parameter TASK. Pass it
4702 to callees that need locking objects.
4703 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
4704 to lock EXIDX input sections. Fix a formatting issue. Call
4705 Arm_exidx_merged_section::build_contents to create merged section
4707 (Arm_output_section::create_stub_group): New parameter TASK. Use it
4708 to lock object of stub table owner.
4709 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
4710 TEXT_SIZE to initialize data member TEXT_SIZE_.
4711 (Arm_exidx_input_section::addralign): Fix typo in comment.
4712 (Arm_exidx_input_section::text_size): New method.
4713 (Target_arm::do_relax): New parameter TASK. Pass it to callees
4714 that require locking objects. Lock objects before scanning for stubs
4715 and updating local symbols.
4716 (Arm_input_section<big_endian>::init): Copy contents of original
4718 (Arm_input_section<big_endian>::do_write): Use saved contents of
4719 original input section instead of calling Object::section_contents
4721 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
4722 size without calling Object::section_size().
4723 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
4724 for size. Allocate a buffer for merged EXIDX entries.
4725 (Arm_exidx_merged_section::build_contents): New method.
4726 (Arm_exidx_merged_section::do_write): Move merge section contents
4727 building code to Arm_exidx_merged_section::build_contetns. Write
4728 out contetns in buffer instead of building it on the fly.
4729 (Arm_relobj::make_exidx_input_section): Also pass text section size
4730 to Arm_exidx_input_section constructor.
4731 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
4732 (Arm_dynobj::do_read_symbols): Fix memory leak.
4733 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
4734 * target.h: (class Task): Add forward declaration.
4735 (Target::relax): Add new parameter TASK and pass it to
4737 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
4739 2010-11-05 Cary Coutant <ccoutant@google.com>
4742 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
4743 object when reading from the file.
4744 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
4746 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
4747 when reading section contents.
4748 (get_section_contents): Likewise.
4749 (icf::find_identical_sections): Likewise.
4750 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
4751 object when reading from the file.
4752 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
4753 the object when doing deferred section layout.
4755 2010-11-03 Nick Clifton <nickc@redhat.com>
4758 * script.h (class Symbol_assignment: name): New member. Returns
4759 the name of the symbol.
4760 * scrfipt.cc (Script_options::is_pending_assignment): New member.
4761 Returns true if the given symbol name is on the list of
4762 assignments wating to be processed.
4763 * archive.cc (should_incldue_member): If the symbol is undefined,
4764 check to see if it is on the list of symbols pending assignment.
4766 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
4768 * script-sections.cc (Script_sections::find_memory_region): Check
4769 for a NULL output section pointer.
4771 2010-10-29 Doug Kwan <dougkwan@google.com>
4773 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4774 Output_section::add_relaxed_input_section.
4775 * output.cc (Output_section::add_relaxed_input_section): Add new
4776 arguments LAYOUT and NAME. Set section order index.
4777 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4778 Copy section order index.
4779 * output.h (Output_section::add_relaxed_input_section): Add new
4780 arguments LAYOUT and NAME.
4782 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4784 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4785 NATIVE_OR_CROSS_LINKER.
4786 * testsuite/Makefile.in: Regenerate.
4788 2010-10-20 Doug Kwan <dougkwan@google.com>
4790 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4791 without SHF_LINK_ORDER flags.
4792 * layout.cc (Layout::choose_output_section): Do not filter
4793 SHF_LINK_ORDER flag in a relocatable link.
4795 2010-10-17 Cary Coutant <ccoutant@google.com>
4797 * output.h (Output_segment::set_section_addresses): Change function
4798 signature. Update all callers.
4799 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4801 (Output_segment::set_section_addresses): Align after last TLS
4802 section. Add padding before last relro section instead of after.
4804 2010-10-17 Doug Kwan <dougkwan@google.com>
4806 * gold/arm.cc (Target_arm::got_section): Use correct order and set
4807 GOT output section to be writable.
4809 2010-10-14 Cary Coutant <ccoutant@google.com>
4811 * debug.h (DEBUG_INCREMENTAL): New flag.
4812 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4813 * gold.cc (queue_initial_tasks): Check parameters for incremental link
4815 * incremental.cc (report_command_line): Ignore all forms of
4817 * layout.cc (Layout::Layout): Check parameters for incremental link
4819 * options.cc (General_options::parse_incremental): New function.
4820 (General_options::parse_no_incremental): New function.
4821 (General_options::parse_incremental_full): New function.
4822 (General_options::parse_incremental_update): New function.
4823 (General_options::incremental_mode_): New data member.
4824 (General_options::finalize): Check incremental_mode_.
4825 * options.h (General_options): Update help text for --incremental.
4826 Add --no-incremental, --incremental-full, --incremental-update.
4827 (General_options::Incremental_mode): New enum type.
4828 (General_options::incremental_mode): New function.
4829 (General_options::incremental_mode_): New data member.
4830 * parameters.cc (Parameters::incremental_mode_): New data member.
4831 (Parameters::set_options): Set incremental_mode_.
4832 (Parameters::set_incremental_full): New function.
4833 (Parameters::incremental): New function.
4834 (Parameters::incremental_update): New function.
4835 (set_parameters_incremental_full): New function.
4836 * parameters.h (Parameters::set_incremental_full): New function.
4837 (Parameters::incremental): New function.
4838 (Parameters::incremental_update): New function.
4839 (Parameters::incremental_mode_): New data member.
4840 (set_parameters_incremental_full): New function.
4841 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
4842 incremental link mode.
4843 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
4844 (Sized_relobj::do_relocate_sections): Likewise.
4845 * testsuite/Makefile.am (incremental_test): Use --incremental-full
4847 * testsuite/Makefile.in: Regenerate.
4848 * testsuite/incremental_test.sh: Filter all forms of --incremental.
4850 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4852 * script-sections.h (class Script_sections): Make
4853 Sections_elements typedef public.
4854 * script-sections.cc (class Sort_output_sections): Add elements_
4855 field. Add constructor which sets it; change all callers.
4856 (Sort_output_sections::is_before): New function.
4857 (Sort_output_sections::operator()): Call is_before.
4858 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
4860 * testsuite/script_test_10.sh: New test. Test script section
4862 * testsuite/script_test_10.t: Likewise.
4863 * testsuite/script_test_10.s: Likewise.
4864 * testsuite/Makefile.am: Wrap the cross linker tests and the
4865 common tests into NATIVE_OR_CROSS_LINKER.
4866 (check_SCRIPTS): Add script_test_10.sh.
4867 (check_DATA): Add script_test_10.stdout.
4868 (script_test_10.o, script_test_10): New targets.
4869 (script_test_10.stdout): New target.
4870 * configure, testsuite/Makefile.in: Regenerate.
4872 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4874 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
4875 error for the deprecated relocations.
4876 (Target_arm::Scan::global): Likewise.
4877 (Target_arm::Relocate::relocate): Likewise.
4879 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
4881 * fileread.cc (Input_file::find_file): Initialize *found_name
4882 and *namep when using the fallback search for case 4.
4884 2010-10-11 Cary Coutant <ccoutant@google.com>
4886 * options.h (class General_options): Redefine -z lazy as an alias for
4887 the negation of -z now.
4889 2010-10-11 Ian Lance Taylor <iant@google.com>
4891 * resolve.cc (symbol_to_bits): Report the value of the unsupported
4894 2010-10-06 Nick Clifton <nickc@redhat.com>
4896 * script-sections.cc(class Memory_region): Remove
4897 current_lma_offset_ field. Rename current_vma_offset_ to
4898 current_offset_. Add last_section_ field.
4899 (Memory_region::get_current_vma_address): Rename to
4900 get_current_address.
4901 (Memory_region::get_current_lma_address): Delete.
4902 (Memory_region::increment_vma_offset): Rename to
4904 (Memory_region::increment_lma_offset): Delete.
4905 (Memory_region::attributes_compatible): New method. Returns
4906 true if the provided section is compatible with the region.
4907 (Memory_region::get_last_section): New method. Returns the last
4908 section to use the region.
4909 (Memory_region::set_last_section): New method. Stores the last
4910 section to use the region.
4911 (Script_sections::block_in_region): New method. Returns true if
4912 a block of memory is contained within a region.
4913 (Script_sections::find_memory_region): New method. Locates a
4914 memory region to be used to set a VMA or LMA address.
4915 (Output_section_definition::set_section_addresses): Add code to
4916 check for addresses set by memory regions.
4917 (Output_segment::set_section_addresses): Remove memory region
4919 (Script_sections::create_segment): Add a warning if a header
4920 segment is created outside of any region.
4921 * script-sections.h (class Script_sections): Add prototypes for
4922 find_memory_region and block_in_region methods.
4923 * testsuite/memory_test.s: Use .long instead of .word.
4924 * testsuite/memory_test.t: Add some more output sections.
4925 * testsuite/memory_test.sh: Update expected output.
4927 2010-10-02 Doug Kwan <dougkwan@google.com>
4929 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
4930 defintion to symtab.h
4931 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
4932 declaration to defintion.
4934 2010-10-01 Nick Clifton <nickc@redhat.com>
4936 * expression.cc (eval): Replace dummy argument with NULL.
4937 (eval_maybe_dot): Check for a NULL result section pointer.
4938 (Symbol_expression::value): Likewise.
4939 (Dot_expression::value): Likewise.
4940 (BINARY_EXPRESSION): Likewise.
4941 (Max_expression::value): Likewise.
4942 (Min_expression::value): Likewise.
4943 (Absolute_expression::value): Likewise.
4944 (Addr_expression::value_from_output_section): Likewise.
4945 (Loaddddr_expression::value_from_output_section): Likewise.
4946 (Segment_start_expression::value): Likewise.
4947 * script-sections.cc
4948 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
4950 (Sections_elememt_dot_assignment::set_section_addresses):
4952 (Output_data_expression::do_write_to_buffer): Likewise.
4953 (Output_section_definition::finalize_symbols): Likewise.
4954 (Output_section_definition::set_section_addresses): Likewise.
4956 2010-09-30 Doug Kwan <dougkwan@google.com>
4958 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
4960 2010-09-28 Sriraman Tallam <tmsriram@google.com>
4962 * target.h (Target::can_icf_inline_merge_sections): New virtual
4964 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4966 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4968 * icf.cc (get_section_contents): Inline merge sections only when
4971 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4973 * configure: Regenerate.
4975 2010-09-17 Ian Lance Taylor <iant@google.com>
4977 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4978 * testsuite/Makefile.am (memory_test.o): New target.
4979 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4981 * testsuite/Makefile.in: Rebuild.
4983 2010-09-17 Doug Kwan <dougkwan@google.com>
4985 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4986 defintion if relocation uses GOT entries of the symbol.
4987 * testsuite/icf_safe_test.sh: Fix test.
4988 * testsuite/icf_safe_so_test.sh: Fix test.
4990 2010-09-16 Cary Coutant <ccoutant@google.com>
4992 * script_sections.cc (class Memory_region): Remove "NULL" from
4993 vector initializations.
4995 2010-09-15 Cary Coutant <ccoutant@google.com>
4997 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4998 Resolve forwarding symbols.
5000 2010-09-15 Doug Kwan <dougkwan@google.com>
5002 * gold/testsuite/script_test_3.t: Add ARM special sections.
5003 * gold/testsuite/script_test_4.t: Same.
5004 * gold/testsuite/script_test_5.t: Same.
5005 * gold/testsuite/script_test_6.t: Same.
5006 * gold/testsuite/script_test_7.t: Same.
5007 * gold/testsuite/script_test_7.t: Same.
5008 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
5010 2010-09-14 Cary Coutant <ccoutant@google.com>
5012 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
5013 (Target_x86_64::Relocate::relocate_tls): Replace check for
5014 saw_tls_block_reloc_ with test for executable section.
5016 2010-09-12 Cary Coutant <ccoutant@google.com>
5018 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
5019 position-independent executables to shared libraries need dynamic
5021 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
5022 position-independent executables.
5023 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
5024 * testsuite/Makefile.in: Regenerate.
5026 2010-09-10 Nick Clifton <nickc@redhat.com>
5029 * testsuite/memory_test.t: Discard any sections that are not
5032 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
5035 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
5036 "This::" to work around a bug in gcc 4.2.
5038 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
5040 2010-09-09 Rafael Espindola <espindola@google.com>
5042 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
5043 sections with different PF_X flags in the same segment.
5044 (Layout::find_first_load_seg): Search all segments to find the first
5046 * options.h (rosegment): New.
5048 2010-09-08 Rafael Espindola <espindola@google.com>
5050 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
5052 2010-09-08 Doug Kwan <dougkwan@google.com>
5054 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
5055 (Arm_relobj::do_relocate_sections): Add new parameter for output
5056 file to match the parent.
5057 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
5058 of local symbols instead of input values. Update code to track
5059 changes in gold::relocate_section.
5060 * object.cc (Sized_relobj::compute_final_local_value): New methods.
5061 (Sized_relobj::compute_final_local_value_internal): New methods.
5062 (Sized_relobj::do_finalize_local_symbols): Move code from loop
5063 body into private version of Sized_relobj::compute_final_local_value.
5064 Call the inline method.
5065 * object.h (Symbol_value::Symbol_value): Define destructor. Free
5066 merged symbol value if there is one.
5067 (Symbol_value::has_output_value): New method defintiion.
5068 (Sized_relobj::Compute_final_local_value_status): New enum type.
5069 (Sized_relobj::compute_final_local_value): New methods.
5070 (Sized_relobj::compute_final_local_value_internal): New methods.
5071 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
5072 and arm_cortex_a8.sh.
5073 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
5074 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
5076 * Makefile.in: Regenerate.
5077 * testsuite/arm_bl_out_of_range.s: Update test.
5078 * testsuite/thumb_bl_out_of_range.s: Ditto.
5079 * testsuite/thumb_blx_out_of_range.s: Ditto.
5080 * testsuite/arm_branch_out_of_range.sh: New file.
5081 * testsuite/arm_cortex_a8.sh: Ditto.
5082 * testsuite/arm_cortex_a8_b.s: Ditto.
5083 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
5084 * testsuite/arm_cortex_a8_b_local.s: Ditto.
5085 * testsuite/arm_cortex_a8_bl.s: Ditto.
5086 * testsuite/arm_cortex_a8_blx.s: Ditto.
5087 * testsuite/arm_cortex_a8_local.s: Ditto.
5088 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
5089 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
5091 2010-09-08 Rafael Espindola <espindola@google.com>
5093 * Makefile.am (memory_test.stdout): Run readelf with -W.
5094 * Makefile.in: Regenerate.
5095 * testsuite/memory_test.sh: Make the regexps accept both 32 and
5098 2010-09-08 Rafael Espindola <espindola@google.com>
5100 * script-sections.cc (Script_sections::add_memory_region): Convert
5101 field precision to int.
5102 * script.cc (script_set_section_region, script_set_section_region):
5103 Convert field precision to int.
5105 2010-09-08 Rafael Espindola <espindola@google.com>
5107 * arm.cc (do_finalize_sections): Create the __exidx_start and
5108 __exdix_end symbols even when the section is missing.
5110 2010-09-08 Nick Clifton <nickc@redhat.com>
5112 * README: Remove claim that MEMORY is not supported.
5113 * expression.cc (script_exp_function_origin)
5114 (script_exp_function_length): Move from here to ...
5115 * script.cc: ... here.
5116 (script_set_section_region, script_add_memory)
5117 (script_parse_memory_attr, script_include_directive): New
5119 * script-sections.cc
5120 (class Memory_region): New class.
5121 (class Output_section_definition): Add set_memory_region,
5122 set_section_vma, set_section_lma and get_section_name methods.
5123 (class Script_Sections): Add add_memory_region,
5124 find_memory_region, find_memory_region_origin,
5125 find_memory_region_length and set_memory_region methods.
5126 Have set_section_addresses method walk the list of set memory
5128 Extend the print methos to display memory regions.
5129 * script-sections.h: Add prototypes for new methods.
5130 Add enum for MEMORY region attributes.
5131 * yyscript.y: Add support for parsing MEMORY regions.
5132 * script-c.h: Add prototypes for new functions.
5133 * testsuite/Makefile.am: Add test of MEMORY region functionality.
5134 * testsuite/Makefile.in: Regenerate.
5135 * testsuite/memory_test.sh: New script.
5136 * testsuite/memory_test.s: New assembler source file.
5137 * testsuite/memory_test.t: New linker script.
5139 2010-08-27 Doug Kwan <dougkwan@google.com>
5141 * gold/resolve.cc (Symbol_table::should_override): Let a weak
5142 reference override an existing dynamic weak reference.
5143 * testsuite/Makefile.am: Add new test dyn_weak_ref.
5144 * testsuite/Makefile.in: Regenerate.
5145 * testsuite/dyn_weak_ref.sh: New file.
5146 * testsuite/dyn_weak_ref_1.c: Ditto.
5147 * testsuite/dyn_weak_ref_2.c: Ditto.
5149 2010-08-27 Ian Lance Taylor <iant@google.com>
5151 * incremental.h (class Incremental_input_entry): Add virtual
5154 2010-08-27 Ian Lance Taylor <iant@google.com>
5156 * testsuite/start_lib_test_3.c: Mark t3 as used.
5158 2010-08-27 Nick Clifton <nickc@redhat.com>
5160 * options.cc (version_script): Fix small typo in previous
5163 2010-08-25 Nick Clifton <nickc@redhat.com>
5165 * archive.cc: Formatting fixes: Remove whitespace between
5166 typename and following asterisk. Remove whitespace between
5167 function name and opening parenthesis.
5168 * archive.h: Likewise.
5170 * attributes.cc: Likewise.
5171 * attributes.h: Likewise.
5172 * common.cc: Likewise.
5173 * copy-relocs.cc: Likewise.
5174 * dirsearch.h: Likewise.
5175 * dynobj.cc: Likewise.
5176 * ehframe.cc: Likewise.
5177 * ehframe.h: Likewise.
5178 * expression.cc: Likewise.
5179 * fileread.cc: Likewise.
5180 * fileread.h: Likewise.
5182 * gold-threads.cc: Likewise.
5183 * gold.cc: Likewise.
5184 * i386.cc: Likewise.
5186 * incremental-dump.cc: Likewise.
5187 * incremental.cc: Likewise.
5188 * layout.cc: Likewise.
5189 * layout.h: Likewise.
5190 * main.cc: Likewise.
5191 * merge.cc: Likewise.
5192 * merge.h: Likewise.
5193 * object.cc: Likewise.
5194 * object.h: Likewise.
5195 * options.cc: Likewise.
5196 * options.h: Likewise.
5197 * output.cc: Likewise.
5198 * output.h: Likewise.
5199 * plugin.cc: Likewise.
5200 * plugin.h: Likewise.
5201 * powerpc.cc: Likewise.
5202 * reloc.cc: Likewise.
5203 * script-c.h: Likewise.
5204 * script-sections.cc: Likewise.
5205 * script.cc: Likewise.
5206 * stringpool.cc: Likewise.
5207 * symtab.cc: Likewise.
5208 * symtab.h: Likewise.
5209 * target.cc: Likewise.
5210 * timer.cc: Likewise.
5211 * timer.h: Likewise.
5212 * version.cc: Likewise.
5213 * x86_64.cc: Likewise.
5215 2010-08-24 Nick Clifton <nickc@redhat.com>
5218 * layout.cc (segment_precedes): Sort segments by their physical
5219 addresses, if they have been set.
5221 2010-08-23 Cary Coutant <ccoutant@google.com>
5223 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
5225 (Lib_group::include_member): Unlock object after deleting its
5227 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
5230 2010-08-19 Neil Vachharajani <nvachhar@google.com>
5231 Cary Coutant <ccoutant@google.com>
5233 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
5234 constructor, and set_blocker.
5235 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
5237 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
5238 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
5239 * testsuite/Makefile.am (start_lib_test): New test case.
5240 * testsuite/Makefile.in: Regenerate.
5241 * testsuite/start_lib_test_main.c: New file.
5242 * testsuite/start_lib_test_1.c: New file.
5243 * testsuite/start_lib_test_2.c: New file.
5244 * testsuite/start_lib_test_3.c: New file.
5246 2010-08-19 Ian Lance Taylor <iant@google.com>
5248 * Makefile.in: Rebuild with automake 1.11.1.
5249 * aclocal.m4: Likewise.
5250 * testsuite/Makefile.in: Likewise.
5252 2010-08-19 Ian Lance Taylor <iant@google.com>
5255 * i386.cc (class Output_data_plt_i386): Update declarations.
5256 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
5257 local_ifuncs_ fields.
5258 (Target_i386::do_plt_section_for_global): New function.
5259 (Target_i386::do_plt_section_for_local): New function.
5260 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
5261 parameter; change all callers. Initialize global_ifuncs_ and
5262 local_ifuncs_. If doing a static link define __rel_iplt_start and
5264 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
5265 (Output_data_plt_i386::add_local_ifunc_entry): New function.
5266 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
5268 (Target_i386::make_plt_section): New function, broken out of
5269 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
5270 (Target_i386::make_plt_entry): Call make_plt_section.
5271 (Target_i386::make_local_ifunc_plt_entry): New function.
5272 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
5273 (Target_i386::Scan::local): Handle IFUNC symbols. Add
5274 R_386_IRELATIVE to switch.
5275 (Target_i386::Scan::global): Likewise.
5276 (Target_i386::Relocate::relocate): Likewise.
5277 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
5279 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
5280 (Target_x86_64::do_plt_section_for_global): New function.
5281 (Target_x86_64::do_plt_section_for_local): New function.
5282 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
5283 parameter; change all callers. If doing a static link define
5284 __rela_iplt_start and __rela_iplt_end.
5285 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
5286 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
5287 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
5289 (Target_x86_64::make_local_ifunc_plt_entry): New function.
5290 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
5292 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
5293 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
5294 R_X86_64_IRELATIVE to switch.
5295 (Target_x86_64::Scan::global): Likewise.
5296 (Target_x86_64::Relocate::relocate): Likewise.
5297 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
5299 * target.h (class Target): Add plt_section_for_global and
5300 plt_section_for_local functions. Add do_plt_section_for_global
5301 and do_plt_section_for_local virtual functions.
5302 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
5303 clarifying comments.
5304 (Symbol::use_plt_offset): Handle IFUNC symbol.
5305 * object.cc (Sized_relobj::Sized_relobj): Initialize
5307 (Sized_relobj::local_has_plt_offset): New function.
5308 (Sized_relobj::local_plt_offset): New function.
5309 (Sized_relobj::set_local_plt_offset): New function.
5310 (Sized_relobj::do_count): Handle IFUNC symbol.
5311 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
5312 a bit away from input_shndx_ field. Add set_is_func_symbol and
5313 is_ifunc_symbol functions.
5314 (class Sized_relobj): Update declarations. Remove Tls_got_entry
5315 and Local_tls_got_offsets. Define Local_plt_offsets. Add
5316 local_plt_offsets_ field.
5317 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
5318 * output.h (class Output_section_data): Add non-const
5319 output_section function.
5320 (class Output_data_got): Update declarations.
5321 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
5322 Add use_plt_offset parameter to global and local constructors.
5323 Change all callers. Change local_sym_index_ field to 31 bits.
5324 Change GSYM_CODE and CONSTANT_CODE accordingly.
5325 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
5326 doing a static link don't set sh_link field.
5327 (Output_data_got::Got_entry::write): Use PLT offset if
5329 (Output_data_got::add_global_plt): New function.
5330 (Output_data_got::add_local_plt): New function.
5331 * target-reloc.h (relocate_section): Handle IFUNC symbol.
5332 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
5333 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
5334 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
5335 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
5337 * testsuite/ifunc-sel.h: New file.
5338 * testsuite/ifuncmain1.c: New file.
5339 * testsuite/ifuncmain1vis.c: New file.
5340 * testsuite/ifuncmod1.c: New file.
5341 * testsuite/ifuncdep2.c: New file.
5342 * testsuite/ifuncmain2.c: New file.
5343 * testsuite/ifuncmain3.c: New file.
5344 * testsuite/ifuncmod3.c: New file.
5345 * testsuite/ifuncmain4.c: New file.
5346 * testsuite/ifuncmain5.c: New file.
5347 * testsuite/ifuncmod5.c: New file.
5348 * testsuite/ifuncmain6pie.c: New file.
5349 * testsuite/ifuncmod6.c: New file.
5350 * testsuite/ifuncmain7.c: New file.
5351 * configure, testsuite/Makefile.in: Rebuild.
5353 2010-08-18 Ian Lance Taylor <iant@google.com>
5356 (Output_section_incremental_inputs::write_input_files): Add cast
5357 to avoid signed/unsigned comparison warning.
5358 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5360 2010-08-12 Cary Coutant <ccoutant@google.com>
5362 * common.cc (Sort_commons::operator()): Remove unnecessary code.
5364 2010-08-13 Ian Lance Taylor <iant@google.com>
5366 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
5368 2010-08-12 Cary Coutant <ccoutant@google.com>
5369 Doug Kwan <dougkwan@google.com>
5371 * resolve.cc (Symbol_table::should_override): When a weak dynamic
5372 defintion overrides non-weak undef, remember that the original undef
5374 * symtab.cc (Symbol_table::sized_write_global): For undef without
5375 an original weak binding, set binding to global in output.
5376 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
5377 * testsuite/Makefile.in: Regenerate.
5378 * testsuite/strong_ref_weak_def.sh: New file.
5379 * testsuite/strong_ref_weak_def_1.c: Ditto.
5380 * testsuite/strong_ref_weak_def_2.c: Ditto.
5382 2010-08-12 Cary Coutant <ccoutant@google.com>
5384 * testsuite/incremental_test.sh: Rewrite.
5385 * testsuite/incremental_test_1.c: Rewrite.
5386 * testsuite/incremental_test_2.c: Rewrite.
5388 2010-08-12 Cary Coutant <ccoutant@google.com>
5390 * arm.cc (Target_arm::got_size): Add const.
5391 (Target_arm::got_entry_count): New function.
5392 (Target_arm::plt_entry_count): New function.
5393 (Target_arm::first_plt_entry_offset): New function.
5394 (Target_arm::plt_entry_size): New function.
5395 (Output_data_plt_arm::entry_count): New function.
5396 (Output_data_plt_arm::first_plt_entry_offset): New function.
5397 (Output_data_plt_arm::get_plt_entry_size): New function.
5398 * i386.cc (Target_i386::got_size): Add const.
5399 (Target_i386::got_entry_count): New function.
5400 (Target_i386::plt_entry_count): New function.
5401 (Target_i386::first_plt_entry_offset): New function.
5402 (Target_i386::plt_entry_size): New function.
5403 (Output_data_plt_i386::entry_count): New function.
5404 (Output_data_plt_i386::first_plt_entry_offset): New function.
5405 (Output_data_plt_i386::get_plt_entry_size): New function.
5406 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
5407 find_incremental_inputs_sections. Dump incremental_got_plt section.
5408 * incremental.cc: Include target.h.
5409 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
5410 parameter. Adjust all callers. Find incremental_got_plt section.
5411 (Incremental_inputs::create_data_sections): Create incremental_got_plt
5413 (Output_section_incremental_inputs::set_final_data_size): Calculate
5414 size of incremental_got_plt section.
5415 (Output_section_incremental_inputs::do_write): Write the
5416 incremental_got_plt section.
5417 (Got_plt_view_info): New struct.
5418 (Local_got_offset_visitor): New class.
5419 (Global_got_offset_visitor): New class.
5420 (Global_symbol_visitor_got_plt): New class.
5421 (Output_section_incremental_inputs::write_got_plt): New function.
5422 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
5423 Add parameter. Adjust all callers.
5424 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5425 (Incremental_inputs::got_plt_section): New function.
5426 (Incremental_inputs::got_plt_section_): New data member.
5427 (Incremental_got_plt_reader): New class.
5428 * layout.cc (Layout::create_incremental_info_sections): Add the
5429 incremental_got_plt section.
5430 * object.h (Got_offset_list::get_list): New function.
5431 (Got offset_list::for_all_got_offsets): New function.
5432 (Sized_relobj::local_got_offset_list): New function.
5433 * powerpc.cc (Target_powerpc::got_size): Add const.
5434 (Target_powerpc::got_entry_count): New function.
5435 (Target_powerpc::plt_entry_count): New function.
5436 (Target_powerpc::first_plt_entry_offset): New function.
5437 (Target_powerpc::plt_entry_size): New function.
5438 (Output_data_plt_powerpc::entry_count): New function.
5439 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
5440 (Output_data_plt_powerpc::get_plt_entry_size): New function.
5441 * sparc.cc (Target_sparc::got_size): Add const.
5442 (Target_sparc::got_entry_count): New function.
5443 (Target_sparc::plt_entry_count): New function.
5444 (Target_sparc::first_plt_entry_offset): New function.
5445 (Target_sparc::plt_entry_size): New function.
5446 (Output_data_plt_sparc::entry_count): New function.
5447 (Output_data_plt_sparc::first_plt_entry_offset): New function.
5448 (Output_data_plt_sparc::get_plt_entry_size): New function.
5449 * symtab.h (Symbol::got_offset_list): New function.
5450 (Symbol_table::for_all_symbols): New function.
5451 * target.h (Sized_target::got_entry_count): New function.
5452 (Sized_target::plt_entry_count): New function.
5453 (Sized_target::plt_entry_size): New function.
5454 * x86_64.cc (Target_x86_64::got_size): Add const.
5455 (Target_x86_64::got_entry_count): New function.
5456 (Target_x86_64::plt_entry_count): New function.
5457 (Target_x86_64::first_plt_entry_offset): New function.
5458 (Target_x86_64::plt_entry_size): New function.
5459 (Output_data_plt_x86_64::entry_count): New function.
5460 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
5461 (Output_data_plt_x86_64::get_plt_entry_size): New function.
5463 2010-08-12 Cary Coutant <ccoutant@google.com>
5465 * archive.cc: Include incremental.h.
5466 (Archive::Archive): Initialize incremental_info_.
5467 (Archive::include_member): Record archive members in incremental info.
5468 (Add_archive_symbols::run): Record begin and end of an archive in
5470 (Lib_group::include_member): Record objects in incremental info.
5471 * archive.h (Incremental_archive_entry): Forward declaration.
5472 (Archive::set_incremental_info): New member function.
5473 (Archive::incremental_info): New member function.
5474 (Archive::Unused_symbol_iterator): New class.
5475 (Archive::unused_symbols_begin): New member function.
5476 (Archive::unused_symbols_end): New member function.
5477 (Archive::incremental_info_): New data member.
5478 * incremental-dump.cc (find_input_containing_global): New function.
5479 (dump_incremental_inputs): Dump new incremental info sections.
5480 * incremental.cc: Include symtab.h.
5481 (Output_section_incremental_inputs): New class.
5482 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
5483 new incremental info sections.
5484 (Sized_incremental_binary::do_check_inputs): Likewise.
5485 (Incremental_inputs::report_archive): Remove.
5486 (Incremental_inputs::report_archive_begin): New function.
5487 (Incremental_inputs::report_archive_end): New function.
5488 (Incremental_inputs::report_object): New function.
5489 (Incremental_inputs::finalize_inputs): Remove.
5490 (Incremental_inputs::report_input_section): New function.
5491 (Incremental_inputs::report_script): Rewrite.
5492 (Incremental_inputs::finalize): Do nothing but finalize string table.
5493 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5494 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5495 (Incremental_inputs::create_data_sections): New function.
5496 (Incremental_inputs::relocs_entsize): New function.
5497 (Output_section_incremental_inputs::set_final_data_size): New function.
5498 (Output_section_incremental_inputs::do_write): New function.
5499 (Output_section_incremental_inputs::write_header): New function.
5500 (Output_section_incremental_inputs::write_input_files): New function.
5501 (Output_section_incremental_inputs::write_info_blocks): New function.
5502 (Output_section_incremental_inputs::write_symtab): New function.
5503 * incremental.h (Incremental_script_entry): Forward declaration.
5504 (Incremental_object_entry): Forward declaration.
5505 (Incremental_archive_entry): Forward declaration.
5506 (Incremental_inputs): Forward declaration.
5507 (Incremental_inputs_header_data): Remove.
5508 (Incremental_inputs_header): Remove.
5509 (Incremental_inputs_header_write): Remove.
5510 (Incremental_inputs_entry_data): Remove.
5511 (Incremental_inputs_entry): Remove.
5512 (Incremental_inputs_entry_write): Remove.
5513 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
5514 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
5515 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5516 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
5518 (Incremental_input_entry): New class.
5519 (Incremental_script_entry): New class.
5520 (Incremental_object_entry): New class.
5521 (Incremental_archive_entry): New class.
5522 (Incremental_inputs::Incremental_inputs): Initialize new data members.
5523 (Incremental_inputs::report_inputs): Remove.
5524 (Incremental_inputs::report_archive): Remove.
5525 (Incremental_inputs::report_archive_begin): New function.
5526 (Incremental_inputs::report_archive_end): New function.
5527 (Incremental_inputs::report_object): Change prototype.
5528 (Incremental_inputs::report_input_section): New function.
5529 (Incremental_inputs::report_script): Change prototype.
5530 (Incremental_inputs::get_reloc_count): New function.
5531 (Incremental_inputs::set_reloc_count): New function.
5532 (Incremental_inputs::create_data_sections): New function.
5533 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5534 (Incremental_inputs::inputs_section): New function.
5535 (Incremental_inputs::symtab_section): New function.
5536 (Incremental_inputs::relocs_section): New function.
5537 (Incremental_inputs::get_stringpool): Add const.
5538 (Incremental_inputs::command_line): Add const.
5539 (Incremental_inputs::inputs): Remove.
5540 (Incremental_inputs::command_line_key): New function.
5541 (Incremental_inputs::input_file_count): New function.
5542 (Incremental_inputs::input_files): New function.
5543 (Incremental_inputs::relocs_entsize): New function.
5544 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5545 (Incremental_inputs::finalize_inputs): Remove.
5546 (Incremental_inputs::Input_info): Remove.
5547 (Incremental_inputs::lock_): Remove.
5548 (Incremental_inputs::inputs_): Change type.
5549 (Incremental_inputs::inputs_map_): Remove.
5550 (Incremental_inputs::current_object_entry_): New data member.
5551 (Incremental_inputs::inputs_section_): New data member.
5552 (Incremental_inputs::symtab_section_): New data member.
5553 (Incremental_inputs::relocs_section_): New data member.
5554 (Incremental_inputs::reloc_count_): New data member.
5555 (Incremental_inputs_reader): New class.
5556 (Incremental_symtab_reader): New class.
5557 (Incremental_relocs_reader): New class.
5558 * layout.cc (Layout::finalize): Move finalization of incremental info
5559 and creation of incremental info sections to follow finalization of
5560 symbol table. Set offsets for postprocessing sections.
5561 (Layout::create_incremental_info_sections): Call
5562 Incremental_inputs::create_data_sections. Add incremental symtab
5563 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
5564 sections to layout after input sections.
5565 * layout.h (struct Timespec): Forward declaration.
5566 (Layout::incremental_inputs): Add const.
5567 (Layout::create_incremental_info_sections): Add parameter.
5568 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
5569 * object.cc: Include incremental.h.
5570 (Relobj::finalize_incremental_relocs): New function.
5571 (Sized_relobj::do_layout): Record input sections in incremental info.
5572 * object.h (Object::output_section): New function.
5573 (Object::output_section_offset): Moved from Relobj.
5574 (Object::get_incremental_reloc_base): New function.
5575 (Object::get_incremental_reloc_count): New function.
5576 (Object::do_output_section): New function.
5577 (Object::do_output_section_offset): Moved from Relobj.
5578 (Object::do_get_incremental_reloc_base): New function.
5579 (Object::do_get_incremental_reloc_count): New function.
5580 (Object::Object): Initialize new data members.
5581 (Relobj::output_section): Renamed do_output_section and moved to
5583 (Relobj::output_section_offset): Moved to Object.
5584 (Relobj::do_get_incremental_reloc_base): New function.
5585 (Relobj::do_get_incremental_reloc_count): New function.
5586 (Relobj::allocate_incremental_reloc_counts): New function.
5587 (Relobj::count_incremental_reloc): New function.
5588 (Relobj::finalize_incremental_relocs): New function.
5589 (Relobj::next_incremental_reloc_index): New function.
5590 (Relobj::reloc_counts_): New data member.
5591 (Relobj::reloc_bases_): New data member.
5592 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
5593 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
5594 (Sized_relobj::incremental_relocs_scan): New function.
5595 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5596 (Sized_relobj::incremental_relocs_write): New function.
5597 (Sized_relobj::incremental_relocs_write_reltype): New function.
5598 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
5600 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
5601 archives and object files elsewhere.
5602 (Add_symbols::run): Report object files here.
5603 (Finish_group::run): Report end of archive at end of group.
5604 * reloc.cc: Include layout.h, incremental.h.
5605 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
5606 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
5607 (Sized_relobj::incremental_relocs_scan): New function.
5608 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5609 (Sized_relobj::do_relocate_sections): Write incremental relocations.
5610 (Sized_relobj::incremental_relocs_write): New function.
5611 (Sized_relobj::incremental_relocs_write_reltype): New function.
5612 * script.cc (read_input_script): Rewrite test for incremental link.
5613 Change call to Incremental_inputs::report_script.
5614 * symtab.h (Symbol_table::first_global_index): New function.
5615 (Symbol_table::output_count): New function.
5617 2010-08-12 Doug Kwan <dougkwan@google.com>
5619 * arm.cc (Target_arm::merge_object_attributes): Check command line
5620 options --no-wchar-size-warning and --no-enum-size-warning.
5621 * options.h (General_options): Add ld-compatible options
5622 --no-enum-size-warning and --no-wchar-size-warning.
5624 2010-08-04 Ian Lance Taylor <iant@google.com>
5626 * x86_64.cc (Target_x86_64::Scan::local): Use
5627 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
5628 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
5629 (Target_x86_64::Scan::global): Likewise.
5630 (Target_x86_64::Relocate::relocate): Likewise.
5631 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
5634 2010-08-03 Cary Coutant <ccoutant@google.com>
5636 * merge.cc (Output_merge_string::do_add_input_section): Count strings
5637 to reserve space in merged_strings vector. Keep total input size
5639 (Output_merge_string::do_print_merge_stats): Print total input size.
5640 * merge.h (Output_merge_string): Add input_size_ field.
5641 * stringpool.cc (Stringpool_template::string_length): Move
5642 implementations out of Stringpool_template class and place in
5644 * stringpool.h (string_length): Move out of Stringpool_template.
5646 2010-08-03 Ian Lance Taylor <iant@google.com>
5649 * layout.cc (relaxation_loop_body): If address of load segment is
5650 set, adjust address to include headers if possible.
5652 2010-08-03 Ian Lance Taylor <iant@google.com>
5654 * version.cc (version_string): Bump to 1.10.
5656 2010-08-03 Ian Lance Taylor <iant@google.com>
5659 * layout.h (enum Output_section_order): Define.
5660 (class Layout): Update declarations.
5661 * layout.cc (Layout::get_output_section): Add order parameter.
5662 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
5663 is_first_non_relro parameters. Change all callers.
5664 (Layout::choose_output_section): Likewise.
5665 (Layout::add_output_section_data): Likewise.
5666 (Layout::make_output_section): Likewise. Set order.
5667 (Layout::default_section_order): New function.
5668 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
5669 * output.cc (Output_section::Output_section): Initialize order_.
5670 Don't initialize deleted fields.
5671 (Output_segment::Output_segment): Don't initialize deleted
5673 (Output_segment::add_output_section_to_load): New function
5674 replacing add_output_section. Change all callers to call this or
5675 add_output_section_to_nonload.
5676 (Output_segment::add_output_section_to_nonload): New function.
5677 (Output_segment::remove_output_section): Rewrite.
5678 (Output_segment::add_initial_output_data): Likewise.
5679 (Output_segment::has_any_data_sections): Likewise.
5680 (Output_segment::is_first_section_relro): Likewise.
5681 (Output_segment::maximum_alignment): Likewise.
5682 (Output_segment::has_dynamic_reloc): New function replacing
5683 dynamic_reloc_count. Change all callers.
5684 (Output_segment::has_dynamic_reloc_list): New function replacing
5685 dynamic_reloc_count_list. Change all callers.
5686 (Output_segment::set_section_addresses): Rewrite.
5687 (Output_segment::set_offset): Rewrite.
5688 (Output_segment::find_first_and_last_list): Remove.
5689 (Output_segment::set_tls_offsets): Rewrite.
5690 (Output_segment::first_section_load_address): Likewise.
5691 (Output_segment::output_section_count): Likewise.
5692 (Output_segment::section_with_lowest_load_address): Likewise.
5693 (Output_segment::write_section_headers): Likewise.
5694 (Output_segment::print_sections_to_map): Likewise.
5695 * output.h (class Output_data): Remove dynamic_reloc_count_
5696 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
5697 (Output_data::add_dynamic_reloc): Rewrite.
5698 (Output_data::has_dynamic_reloc): New function.
5699 (Output_data::dynamic_reloc_count): Remove.
5700 (class Output_section): Add order_ field. Remvoe is_relro_local_,
5701 is_last_relro_, is_first_non_relro_, is_interp_,
5702 is_dynamic_linker_section_ fields. Add order and set_order
5703 functions. Remove is_relro_local, set_is_relro_local,
5704 is_last_relro, set_is_last_relro, is_first_non_relro,
5705 set_is_first_non_relro functions, is_interp, set_is_interp,
5706 is_dynamic_linker_section, and set_is_dynamic_linker_section
5708 (class Output_segment): Change Output_data_list from std::list to
5709 std:;vector. Add output_lists_ field. Remove output_data_ and
5710 output_bss_ fields. Update declarations.
5712 2010-08-02 Ian Lance Taylor <iant@google.com>
5714 * arm.cc (Target_arm::gc_process_relocs): Use typename.
5715 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5716 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
5718 2010-08-02 Ian Lance Taylor <iant@google.com>
5721 * script.cc (Script_options::Script_options): Initialize
5722 symbol_definitions_ and symbol_references_.
5723 (Script_options::add_symbol_assignment): Update
5724 symbol_definitions_ and symbol_references_.
5725 (Script_options::add_symbol_reference): New function.
5726 (script_symbol): New function.
5727 * script.h (class Script_options): Add symbol_definitions_ and
5728 symbol_references_ fields.
5729 (Script_options::referenced_const_iterator): New type.
5730 (Script_options::referenced_begin): New function.
5731 (Script_options::referenced_end): New function.
5732 (Script_options::is_referenced): New function.
5733 (Script_options::any_unreferenced): New function.
5734 * script-c.h (script_symbol): Declare.
5735 * yyscript.y (exp): Call script_symbol.
5736 * symtab.cc: Include "script.h".
5737 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
5738 Change all callers. Check symbols referenced by scripts.
5739 (Symbol_table::add_undefined_symbols_from_command_line): Add
5740 layout parameter. Change all callers.
5741 (Symbol_table::do_add_undefined_symbols_from_command_line):
5742 Likewise. Break out loop body. Check symbols referenced by
5744 (Symbol_table::add_undefined_symbol_from_command_line): New
5745 function broken out of
5746 do_add_undefined_symbols_from_command_line.
5747 * symtab.h (class Symbol_table): Update declarations.
5748 * archive.cc: Include "layout.h".
5749 (Archive::should_include_member): Add layout parameter. Change
5750 all callers. Check for symbol mentioned in expression.
5751 * archive.h (class Archive): Update declaration.
5752 * object.cc (Sized_relobj::do_should_include_member): Add layout
5754 * object.h (Object::should_include_member): Add layout parameter.
5756 (Object::do_should_include_member): Add layout parameter.
5757 (class Sized_relobj): Update declaration.
5758 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
5760 * dynobj.h (class Sized_dynobj): Update declaration.
5761 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
5763 * plugin.h (class Sized_pluginobj): Update declaration.
5765 2010-08-02 Ian Lance Taylor <iant@google.com>
5768 * output.cc (Output_segment::set_offset): Search for the first and
5769 last sections rather than assuming that the list is in order.
5770 (Output_segment::find_first_and_last_list): New function.
5771 * output.h (class Output_segment): Update declarations.
5772 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
5773 (relro_strip_test_SOURCES): New variable.
5774 (relro_strip_test_DEPENDENCIES): New variable.
5775 (relro_strip_test_LDFLAGS): New variable.
5776 (relro_strip_test_LDADD): New variable.
5777 (relro_strip_test.so): New target.
5779 2010-08-02 Ian Lance Taylor <iant@google.com>
5781 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5782 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5783 (Target_i386::got_tlsdesc_section): New function.
5784 (Target_i386::got_section): Create space for GOT entries for
5785 TLSDESC relocations.
5786 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5788 (Target_i386::Scan::global): Likewise.
5789 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5791 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5792 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5793 (Target_x86_64::got_tlsdesc_section): New function.
5794 (Target_x86_64::got_section): Create space for GOT entries for
5795 TLSDESC relocations.
5796 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5798 (Target_x86_64::Scan::global): Likewise.
5799 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5802 2010-08-02 Ian Lance Taylor <iant@google.com>
5804 * testsuite/final_layout.sh: Use dc to convert from hex to
5807 2010-07-29 Sriraman Tallam <tmsriram@google.com>
5809 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5810 paramter to the call to gold::gc_process_relocs.
5811 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5812 paramter to the call to gold::gc_process_relocs.
5813 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5814 parameter to the call to gold::gc_process_relocs.
5815 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
5816 template parameter to the call to gold::gc_process_relocs.
5817 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
5818 paramter to the call to gold::gc_process_relocs.
5819 * gc.h (get_embedded_addend_size): New function.
5820 (gc_process_relocs): Save the size of the reloc for use by ICF.
5821 * icf.cc (get_section_contents): Get the addend from the text section
5822 for SHT_REL relocation sections.
5823 * icf.h (Icf::Reloc_addend_size_info): New typedef.
5824 (Icf::Reloc_info): Add new member reloc_addend_size_info.
5825 * int_encoding.h (read_from_pointer): New overloaded function.
5826 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
5827 * testsuite/icf_sht_rel_addend_test.sh: New file.
5828 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
5829 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
5831 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5833 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
5834 * Makefile.in: Regenerate.
5835 * testsuite/Makefile.in: Regenerate.
5837 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
5839 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
5840 * gold/testsuite/debug_msg.cc: Likewise.
5841 * gold/testsuite/odr_violation1.cc
5842 * gold/testsuite/odr_violation2.cc
5844 2010-07-21 Cary Coutant <ccoutant@google.com>
5846 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
5847 string, and length fields.
5848 (Output_merge_string::Merged_strings_list): New type.
5849 (Output_merge_string::Merged_strings_lists): New typedef.
5850 (Output_merge_string): Replace merged_strings_ with
5851 merged_strings_lists_.
5852 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
5853 Merged_strings_list per input object and section. Don't store pointer
5854 to the string. Don't store length with each merged string entry.
5855 (Output_merge_string::finalize_merged_data): Loop over list of merged
5856 strings lists. Recompute length of each merged string.
5858 2010-07-15 Cary Coutant <ccoutant@google.com>
5860 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
5863 2010-07-14 Ian Lance Taylor <iant@google.com>
5865 * descriptors.cc (Descriptors::open): Report correct name in error
5868 2010-07-13 Doug Kwan <dougkwan@google.com>
5870 * arm.cc (Arm_input_section::Arm_input_section): For a
5871 SHT_ARM_EXIDX section, always keeps the input sections.
5872 (Arm_input_section::set_exidx_section_link): New method.
5873 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
5874 has_errors_ to false.
5875 (Arm_exidx_input_section::has_errors,
5876 Arm_exidx_input_section::set_has_errors): New methods.
5877 (Arm_exidx_input_section::has_errors_): New data member.
5878 (Arm_relobj::get_exidx_shndx_list): New method.
5879 (Arm_output_section::append_text_sections_to_list): Do not skip
5880 section without SHF_EXECINSTR.
5881 (Arm_output_section::fix_exidx_coverage): Skip input sections with
5883 (Arm_relobj::make_exidx_input_section): Add new parameter for text
5884 section header. Make error messages more verbose. Check for
5885 a non-executable section linked to an EXIDX section.
5886 (Arm_relobj::do_read_symbols): Remove error checking, which has been
5887 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
5888 check that there is no deferred EXIDX section if we exit early.
5889 Instead of not making an EXIDX section in case of an error, make one
5890 and set the has_errors flag of it.
5891 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
5892 in a relocatable link.
5893 (Target_arm::do_relax): Look for the EXIDX output section instead of
5894 assuming that it is called .ARM.exidx.
5895 (Target_arm::fix_exidx_coverage): Add a new parameter for input
5896 section list. Do not check for SHF_EXECINSTR section flags but
5897 skip any input section with errors.
5898 * output.cc (Output_section::Output_section): Initialize
5899 always_keeps_input_sections_ to false.
5900 (Output_section::add_input_section): Check for
5901 always_keeps_input_sections_.
5902 * output.h (Output_section::always_keeps_input_sections,
5903 Output_section::set_always_keeps_input_sections): New methods.
5904 (Output_section::always_keeps_input_sections): New data member.
5906 2010-07-13 Rafael Espindola <espindola@google.com>
5908 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
5909 * fileread.h (Input_file): Add try_extra_search_path and find_file.
5911 2010-07-13 Philip Herron <herron.philip@googlemail.com>
5912 Ian Lance Taylor <iant@google.com>
5914 * output.h (Output_section_lookup_maps::add_merge_section):
5915 Correct check of whether value was inserted.
5916 (Output_section_lookup_maps::add_merge_input_section): Likewise.
5917 (Output_section_lookup_maps::add_relaxed_input_section):
5919 * arm.cc (Target_arm::got_section): Remove used local os.
5920 * i386.cc (Target_i386::got_section): Likewise.
5921 * x86_64.cc (Target_x86_64::got_section): Likewise.
5922 * sparc.cc (Target_sparc::got_section): Likewise.
5923 (Target_sparc::relocate): Remove unused local have_got_offset.
5924 * powerpc.cc (Target_powerpc::relocate): Likewise.
5926 2010-07-13 Ian Lance Taylor <iant@google.com>
5928 * compressed_output.cc (zlib_decompress): Fix signature in
5931 * archive.cc (Archive::include_member): Unlock an external member
5932 of a thin archive. Don't bother to delete an object we know is
5935 2010-07-12 Cary Coutant <ccoutant@google.com>
5937 * compressed_output.cc (zlib_decompress): New function.
5938 (get_uncompressed_size): New function.
5939 (decompress_input_section): New function.
5940 * compressed_output.h (get_uncompressed_size): New function.
5941 (decompress_input_section): New function.
5942 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
5943 Handle compressed debug sections.
5944 * layout.cc (is_compressed_debug_section): New function.
5945 (Layout::output_section_name): Map compressed section names to
5947 * layout.h (is_compressed_debug_section): New function.
5948 (is_debug_info_section): Recognize compressed debug sections.
5949 * merge.cc: Include compressed_output.h.
5950 (Output_merge_data::do_add_input_section): Handle compressed
5952 (Output_merge_string::do_add_input_section): Handle compressed
5954 * object.cc: Include compressed_output.h.
5955 (Sized_relobj::Sized_relobj): Initialize new data members.
5956 (build_compressed_section_map): New function.
5957 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
5958 * object.h (Object::section_is_compressed): New method.
5959 (Object::do_section_is_compressed): New method.
5960 (Sized_relobj::Compressed_section_map): New type.
5961 (Sized_relobj::do_section_is_compressed): New method.
5962 (Sized_relobj::compressed_sections_): New data member.
5963 * output.cc (Output_section::add_input_section): Handle compressed
5965 * reloc.cc: Include compressed_output.h.
5966 (Sized_relobj::write_sections): Handle compressed debug sections.
5968 2010-07-08 Cary Coutant <ccoutant@google.com>
5970 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5971 weak when resolving to a dynamic def.
5972 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5973 for weak undef/dynamic def cases. Adjust callers.
5974 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5975 undef_binding_weak_.
5976 (Symbol_table::sized_write_globals): Adjust symbol binding.
5977 (Symbol_table::sized_write_symbol): Add binding parameter.
5978 * symtab.h (Symbol::set_undef_binding): New method.
5979 (Symbol::is_undef_binding_weak): New method.
5980 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5981 (Symbol_table::should_override): Add new parameter.
5982 (Symbol_table::sized_write_symbol): Add new parameter.
5984 * testsuite/weak_undef_file1.cc: Add new test case.
5985 * testsuite/weak_undef_file2.cc: Fix header comment.
5986 * testsuite/weak_undef_test.cc: Add new test case.
5988 2010-06-29 Doug Kwan <dougkwan@google.com>
5990 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5991 Initialize USE_SYMBOL_.
5992 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5994 (Arm_reloc_property::uses_symbol_): New data member declaration.
5995 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5996 uses symbol value and symbol is undefined but not weakly undefined.
5998 2010-06-28 Rafael Espindola <espindola@google.com>
6000 * plugin.cc (Plugin::load): Use dlerror.
6002 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
6004 * symtab.cc (detect_odr_violations): When reporting an ODR
6005 violation, report an object where the symbol is defined.
6007 2010-06-25 Doug Kwan <dougkwan@google.com>
6009 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
6010 (Target_arm::section_may_have_icf_unsafe_pointers): New method
6012 (Target_arm::Scan::local_reloc_may_be_function_pointer,
6013 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
6014 target hook to detect function points.
6015 (Target_arm::Scan::possible_function_pointer_reloc): New method.
6016 * icf.h (Icf::check_section_for_function_pointers): Change type of
6017 parameter SECTION_NAME to const reference to std::string. Use
6018 target hook to determine if section may have unsafe pointers.
6019 * target.h (Target::section_may_have_icf_unsafe_pointers): New
6022 2010-06-21 Rafael Espindola <espindola@google.com>
6024 * fileread.cc (Input_file::find_fie): New
6025 (Input_file::open): Use Input_file::find_fie.
6026 * fileread.h (Input_file::find_fie): New
6027 * plugin.cc (set_extra_library_path): New.
6028 (Plugin::load): Add set_extra_library_path to the transfer vector.
6029 (Plugin_manager::set_extra_library_path): New.
6030 (Plugin_manager::add_input_file): Use the extra search path if set.
6031 (set_extra_library_path(): New.
6032 * plugin.h (Plugin_manager): Add set_extra_library_path and
6035 2010-06-19 Cary Coutant <ccoutant@google.com>
6037 * layout.cc (gdb_sections): Add .debug_types.
6038 (lines_only_debug_sections): Likewise.
6040 2010-06-18 Rafael Espindola <espindola@google.com>
6042 * plugin.cc (add_input_file,add_input_library)
6043 (Plugin_manager::add_input_file): Make filename arguments const.
6044 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
6047 2010-06-16 Doug Kwan <dougkwan@google.com>
6049 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
6050 .ARM.attributes section if we have not merged any input
6051 attributes sections.
6053 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6055 * arm.cc: Allow combining objects with no EABI version
6058 2010-06-15 Rafael Espindola <espindola@google.com>
6060 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
6062 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6064 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
6065 (struct iovec): Correct !HAVE_READV definition.
6067 2010-06-10 Cary Coutant <ccoutant@google.com>
6069 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
6070 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
6072 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
6075 * symtab.h (Symbol::is_placeholder): New member function.
6076 * target-reloc.h (relocate_section): Check for placeholder symbols.
6078 * testsuite/Makefile.am (plugin_test_8): New test.
6079 (plugin_test_9): New test.
6080 * testsuite/Makefile.in: Regenerate.
6082 2010-06-09 Nick Clifton <nickc@redhat.com>
6084 * yyscript.y (input_list_element): Allow strings prefixed with
6085 the '-' character. Treat these as libraries.
6086 * script.cc (script_add_library): New function. Adds a library
6087 specified by "-l<name>" found in an input script.
6088 * script-c.h: Add prototype for script_add_library.
6090 2010-06-07 Doug Kwan <dougkwan@google.com>
6092 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
6093 Restrict stub-group size to be within long conditional branch
6094 range when working around cortex-A8 erratum.
6096 2010-06-07 Damien Diederen <dd@crosstwine.com>
6098 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
6101 2010-06-03 Sriraman Tallam <tmsriram@google.com>
6105 (Output_section::Input_section_sort_entry::compare_section_ordering):
6106 Change to return non-zero correctly.
6107 (Output_section::Input_section_sort_section_order_index_compare
6108 ::operator()): Change to fix ambiguity in comparisons.
6110 2010-06-01 Sriraman Tallam <tmsriram@google.com>
6112 * gold.h (is_wildcard_string): New function.
6113 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
6114 (Layout::layout_eh_frame): Ditto.
6115 (Layout::find_section_order_index): New method.
6116 (Layout::read_layout_from_file): New method.
6117 * layout.h (Layout::find_section_order_index): New method.
6118 (Layout::read_layout_from_file): New method.
6119 (Layout::input_section_position_): New private member.
6120 (Layout::input_section_glob_): New private member.
6121 * main.cc (main): Call read_layout_from_file here.
6122 * options.h (--section-ordering-file): New option.
6123 * output.cc (Output_section::input_section_order_specified_): New
6125 (Output_section::Output_section): Initialize new member.
6126 (Output_section::add_input_section): Add new parameter.
6127 Keep input sections when --section-ordering-file is used.
6128 (Output_section::set_final_data_size): Sort input sections when
6129 section ordering file is specified.
6130 (Output_section::Input_section_sort_entry): Add new parameter.
6132 (Output_section::Input_section_sort_entry::compare_section_ordering):
6134 (Output_section::Input_section_sort_compare::operator()): Change to
6135 consider section_order_index.
6136 (Output_section::Input_section_sort_init_fini_compare::operator()):
6137 Change to consider section_order_index.
6138 (Output_section::Input_section_sort_section_order_index_compare
6139 ::operator()): New method.
6140 (Output_section::sort_attached_input_sections): Change to sort
6141 according to section order when specified.
6142 (Output_section::add_input_section<32, true>): Add new parameter.
6143 (Output_section::add_input_section<64, true>): Add new parameter.
6144 (Output_section::add_input_section<32, false>): Add new parameter.
6145 (Output_section::add_input_section<64, false>): Add new parameter.
6146 * output.h (Output_section::add_input_section): Add new parameter.
6147 (Output_section::input_section_order_specified): New
6149 (Output_section::set_input_section_order_specified): New method.
6150 (Input_section::Input_section): Initialize section_order_index_.
6151 (Input_section::section_order_index): New method.
6152 (Input_section::set_section_order_index): New method.
6153 (Input_section::section_order_index_): New member.
6154 (Input_section::Input_section_sort_section_order_index_compare): New
6156 (Output_section::input_section_order_specified_): New member.
6157 * script-sections.cc (is_wildcard_string): Delete and move modified
6159 (Output_section_element_input::Output_section_element_input): Modify
6160 call to is_wildcard_string.
6161 (Output_section_element_input::Input_section_pattern
6162 ::Input_section_pattern): Ditto.
6163 (Output_section_element_input::Output_section_element_input): Ditto.
6164 * testsuite/Makefile.am (final_layout): New test case.
6165 * testsuite/Makefile.in: Regenerate.
6166 * testsuite/final_layout.cc: New file.
6167 * testsuite/final_layout.sh: New file.
6169 2010-06-01 Rafael Espindola <espindola@google.com>
6171 * plugin.cc (Plugin::load): Pass the output name to the plugin.
6173 2010-06-01 Rafael Espindola <espindola@google.com>
6175 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
6176 visibility of symbols.
6178 2010-05-27 Doug Kwan <dougkwan@google.com>
6180 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
6181 from start of output section instead of address for a local symbol
6182 in a merged or relaxed section when doing a relocatable link.
6184 2010-05-26 Rafael Espindola <espindola@google.com>
6187 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
6188 adding sections the garbage collector removed.
6189 * gold/testsuite/Makefile.am: Add test.
6190 * gold/testsuite/Makefile.in: Regenerate.
6191 * gold/testsuite/plugin_test_7.sh: New.
6192 * gold/testsuite/plugin_test_7_1.c: New.
6193 * gold/testsuite/plugin_test_7_2.c: New.
6195 2010-05-26 Rafael Espindola <espindola@google.com>
6197 * script-sections.cc (Output_section_definition::set_section_addresses):
6198 Check for --section-start.
6200 2010-05-26 Doug Kwan <dougkwan@google.com>
6202 * arm.cc (Arm_scan_relocatable_relocs): New class.
6203 (Target_arm::relocate_special_relocatable): New method.
6204 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
6205 (Arm_relocate_functions::thumb_branch_common): Same.
6206 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
6207 instead of Default_scan_relocatable_relocs.
6208 * target-reloc.h (relocate_for_relocatable): Let target handle
6209 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
6210 * target.h (Sized_target::relocate_special_relocatable): New method.
6212 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6214 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
6216 2010-05-23 Doug Kwan <dougkwan@google.com>
6218 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
6220 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
6221 with a direct branch, not a conditional branch, to a stub.
6222 * merge.cc (Output_merge_base::record_input_section): New method
6224 (Output_merge_data::do_add_input_section): Record input section if
6225 keeps-input-sections flag is set.
6226 (Output_merge_string::do_add_input_section): Ditto.
6227 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
6228 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
6230 (Output_merge_base::keeps_input_sections,
6231 Output_merge_base::set_keeps_input_sections,
6232 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
6234 (Output_merge_base::Input_sections): New type declaration.
6235 (Output_merge_base::input_sections_begin,
6236 Output_merge_base::input_sections_end,
6237 Output_merge_base::do_set_keeps_input_sections): New method definitions.
6238 (Output_merge_base::bool keeps_input_sections_,
6239 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
6240 Output_merge_base::input_sections_): New data members.
6241 (Output_merge_data::do_set_keeps_input_sections): New method
6243 (Output_merge_string::do_set_keeps_input_sections): Ditto.
6244 * output.cc (Output_section::Input_section::relobj): Move method
6245 defintion from class declaration to here and handle merge sections.
6246 (Output_section::Input_section::shndx): Ditto.
6247 (Output_section::Output_section): Remove initializations of removed
6248 data members and initialize new data member LOOKUP_MAPS_.
6249 (Output_section::add_input_section): Set keeps-input-sections flag
6250 for a newly created merge output section as appropriate. Adjust code
6251 to use Output_section_lookup_maps class.
6252 (Output_section::add_relaxed_input_section): Adjst code for lookup
6253 maps code refactoring.
6254 (Output_section::add_merge_input_section): Add a new parameter
6255 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
6256 class. If adding input section to a newly created merge output
6257 section fails, remove the new merge section.
6258 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
6259 Adjust code for use of the Output_section_lookup_maps class.
6260 (Output_section::find_merge_section): Ditto.
6261 (Output_section::build_lookup_maps): New method defintion.
6262 (Output_section::find_relaxed_input_section): Adjust code to use
6263 Output_section_lookup_maps class.
6264 (Output_section::get_input_sections): Export merge sections. Adjust
6265 code to use Output_section_lookup_maps class.
6266 (Output_section:::add_script_input_section): Adjust code to use
6267 Output_section_lookup_maps class. Update lookup maps for merge
6269 (Output_section::discard_states): Use Output_section_lookup_maps.
6270 (Output_section::restore_states): Same.
6271 * output.h (Merge_section_properties): Move class defintion out of
6273 (Output_section_lookup_maps): New class.
6274 (Output_section::Input_section::is_merge_section): New method
6276 (Output_section::Input_section::relobj): Move defintion out of class
6277 defintion. Declare method only.
6278 (Output_section::Input_section::shndx): Ditto.
6279 (Output_section::Input_section::output_merge_base): New method defintion.
6280 (Output_section::Input_section::u2_.pomb): New union field.
6281 (Output_section::Merge_section_by_properties_map,
6282 Output_section::Output_section_data_by_input_section_map,
6283 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
6285 (Output_section::add_merge_input_section): Add new parameter
6286 KEEPS_INPUT_SECTIONS.
6287 (Output_section::build_lookup_maps): New method declaration.
6288 (Output_section::merge_section_map_,
6289 Output_section::merge_section_by_properties_map_,
6290 Output_section::relaxed_input_section_map_,
6291 Output_section::is_relaxed_input_section_map_valid_): Remove data
6293 (Output_section::lookup_maps_): New data member.
6295 2010-05-21 Doug Kwan <dougkwan@google.com>
6298 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
6299 avoid a compilation error.
6301 2010-05-19 Rafael Espindola <espindola@google.com>
6303 * script-sections.cc (Output_section_definition::allocate_to_segment):
6304 Update the phdrs_list even when the output section is NULL.
6305 * testsuite/Makefile.am: Add test.
6306 * testsuite/Makefile.in: Regenerate.
6307 * testsuite/script_test_9.cc: New.
6308 * testsuite/script_test_9.sh: New.
6309 * testsuite/script_test_9.t: New.
6311 2010-05-19 Doug Kwan <dougkwan@google.com>
6313 * arm.cc (Arm_input_section::original_size): New method.
6314 (Arm_input_section::do_addralign): Add a cast.
6315 (Arm_input_section::do_output_offset): Remove static cast.
6316 (Arm_input_section::original_addralign,
6317 Arm_input_section::original_size_): Change type to uint32_t.
6318 (Arm_input_section::init): Add safe casts for section alignment
6320 (Arm_input_section::set_final_data_size): Do not set address and
6321 offset of stub table.
6322 (Arm_output_section::fix_exidx_coverage): Change use of of
6323 Output_section::Simple_input_section to that of
6324 Output_section::Input_section.
6325 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
6326 except for the first pass.
6327 * output.cc (Output_section::get_input_sections): Change type of
6328 input_sections to std::list<Input_section>.
6329 (Output_section::add_script_input_section): Rename from
6330 Output_section::add_simple_input_section. Change type of SIS
6331 parameter from Simple_input_section to Input_section.
6332 * output.h (Output_section::Simple_input_section): Remove class.
6333 (Output_section::Input_section): Change class visibility to public.
6334 (Output_section::Input_section::addralign): Use stored alignments
6335 for special input sections if set.
6336 (Output_section::Input_section::set_addralign): New method.
6337 (Output_section::get_input_sections): Change parameter type from
6338 list of Simple_input_section to list of Input_section.
6339 (Output_section::add_script_input_section): Rename from
6340 Output_section::add_simple_input_section. Change first parameter's
6341 type from Simple_input_section to Input_section and remove the
6342 second and third parameters.
6343 * script-sections.cc (Input_section::Input_section_list): Change
6344 type to list of Output_section::Input_section/
6345 (Input_section_info::Input_section_info): Change parameter type of
6346 INPUT_SECTION to Output_section::Input_section.
6347 (Input_section_info::input_section): Change return type.
6348 (Input_section_info::input_section_): Change type to
6349 Output_section::Input_section.
6350 (Output_section_element_input::set_section_addresses): Adjust code
6351 to use Output_section::Input_section instead of
6352 Output_section::Simple_input_section. Adjust code for renaming
6353 of Output_section::add_simple_input_section.
6354 (Orphan_output_section::set_section_addresses): Ditto.
6356 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6358 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
6359 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
6361 2010-05-18 Rafael Espindola <espindola@google.com>
6363 * options.cc (General_options::finalize): Handle -nostdlib.
6364 * options.h (nostdlib): New option.
6365 * script.cc (script_add_search_dir): Handle -nostdlib.
6367 2010-05-12 Doug Kwan <dougkwan@google.com>
6369 * arm.cc (Target_arm::do_finalize_sections): Create an empty
6370 attributes section only if there no attributes section after merging.
6371 (Target_arm::merge_object_attributes): Move value of
6372 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
6373 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
6374 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
6375 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
6376 and arm_attr_merge_7.stdout.
6377 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
6378 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
6379 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
6380 arm_attr_merge_7b.o): New rules.
6381 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
6383 * testsuite/Makefile.in: Regenerate.
6384 * testsuite/arm_attr_merge.sh: New file.
6385 * testsuite/arm_attr_merge_[67][ab].s: Same.
6387 2010-05-05 Nick Clifton <nickc@redhat.com>
6389 * po/es.po: Updated Spanish translation.
6391 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6393 * Makefile.am (install-exec-local): Properly install gold as
6394 default cross linker.
6395 * Makefile.in: Regenerated.
6397 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6398 Nick Clifton <nickc@redhat.com>
6400 * configure.ac (install_as_default): Define and set to false
6401 unless --enable-gold or --enable-gold=both/gold has been
6403 * configure: Regenerate.
6405 * Makefile.am (install-exec-local): Install the executable as
6406 'ld.gold'. If install_as_default is true then also install it as
6408 * Makefile.in: Regenerated.
6410 2010-04-24 Ian Lance Taylor <iant@google.com>
6412 * layout.cc (Layout::layout_reloc): In relocatable link don't
6413 combine reloc sections for grouped sections.
6415 2010-04-23 Sriraman Tallam <tmsriram@google.com>
6417 * gc.h (gc_process_relocs): Pass information on relocs pointing to
6418 sections that are not ordinary to icf.
6419 * icf.cc (get_section_contents): Handle relocation pointing to section
6420 with no object or shndx information.
6421 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
6422 * testsuite/Makefile.in: Regenerate.
6423 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
6424 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
6426 2010-04-22 Ian Lance Taylor <iant@google.com>
6428 * expression.cc (Expression::Expression_eval_info): Add
6429 result_alignment_pointer field.
6430 (Expression::eval_with_dot): Add result_alignment_pointer
6431 parameter. Change all callers.
6432 (Expression::eval_maybe_dot): Likewise.
6433 (class Binary_expression): Add alignment_pointer parameter to
6434 left_value and right_value. Change all callers.
6435 (BINARY_EXPRESSION): Set result alignment.
6436 (class Trinary_expression): Add alignment_pointer parameter to
6437 arg2_value and arg3_value. Change all callers.
6438 (Trinary_cond::value): Set result alignment.
6439 (Max_expression::value, Min_expression::value): Likewise.
6440 (Align_expression::value): Likewise.
6441 * script-sections.cc (class Sections_element): Add dot_alignment
6442 parameter to set_section_addresses virtual function. Update
6444 (class Output_section_element): Likewise.
6445 (Script_sections::create_segments): Add dot_alignment parameter.
6447 (Script_sections::create_segments_from_phdrs_clause): Likewise.
6448 (Script_sections::set_phdrs_clause_addresses): Likewise.
6449 * script-sections.h: Update declarations.
6450 * script.h: Update declarations.
6451 * output.h (Output_segment::set_minimum_p_align): Don't decrease
6453 * testsuite/script_test_3.t: Set large alignment.
6454 * testsuite/script_test_3.sh: Make sure that at least one LOAD
6455 segment has expected alignment.
6457 2010-04-22 Nick Clifton <nickc@redhat.com>
6459 * po/gold.pot: Updated by the Translation project.
6460 * po/vi.po: Updated Vietnamese translation.
6462 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
6464 * testsuite/Makefile.am (check_PROGRAMS): Add
6465 icf_virtual_function_folding_test.
6466 * testsuite/Makefile.in: Regenerated.
6468 2010-04-15 Andrew Haley <aph@redhat.com>
6470 * options.h (merge_exidx_entries): New option.
6471 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
6472 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
6473 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
6474 (Target_arm::merge_exidx_entries): New function.
6475 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
6476 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
6477 to Arm_exidx_fixup constructor.
6478 Add new arg, merge_exidx_entries.
6479 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
6480 Arm_output_section::fix_exidx_coverage.
6482 2010-04-18 Sriraman Tallam <tmsriram@google.com>
6484 * icf.cc (get_section_contents): Check for preemptible functions.
6485 Ignore addend when appropriate.
6486 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
6488 (add_from_relobj): Check for section folded.
6489 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
6490 * symtab.h (should_add_dynsym_entry): Add new parameter.
6491 * target-reloc.h (scan_relocs): Check for section folded.
6492 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
6493 Check reloc types for function pointers in shared objects.
6494 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
6496 (icf_preemptible_functions_test): New test case.
6497 (icf_string_merge_test): New test case.
6498 * testsuite.Makefile.in: Regenerate.
6499 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
6500 bar_glob. Refactor code.
6501 * testsuite/icf_preemptible_functions_test.cc: New file.
6502 * testsuite/icf_preemptible_functions_test.sh: New file.
6503 * testsuite/icf_string_merge_test.cc: New file.
6504 * testsuite/icf_string_merge_test.sh: New file.
6505 * testsuite/icf_virtual_function_folding_test.cc: New file.
6506 * testsuite/icf_virtual_function_folding_test.sh: New file.
6508 2010-04-14 Doug Kwan <dougkwan@google.com>
6510 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
6511 for local symbol recounting if we remove a section due to ICF.
6512 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
6513 there are no regular objects in input.
6515 2010-04-13 Doug Kwan <dougkwan@google.com>
6517 * arm.cc (Arm_input_section::set_final_data_size): Compute
6518 accurate final data size instead of using current data size.
6520 2010-04-09 Doug Kwan <dougkwan@google.com>
6522 * layout.cc (Layout::choose_output_section): Handle script section
6524 (Layout::make_output_section_for_script): Add section type parameter.
6525 Handle script section types.
6526 * layout.h (Layout::make_output_section_for_script): Add section
6528 * output.cc (Output_section::Output_section): Initialize data member
6530 (Output_section::do_reset_address_and_file_offset): Do not set address
6531 to 0 if section is a NOLOAD section.
6532 * output.h (Output_section::is_noload): New method.
6533 (Output_section::set_is_noload): Ditto.
6534 (Output_section::is_noload_): New data member.
6535 * script-c.h (Script_section_type): New enum type.
6536 (struct Parser_output_section_header): Add new file section_type.
6537 * script-sections.cc (Sections_element::output_section_name): Add
6538 parameter for returning script section type.
6539 (Output_section_definition::output_section_name): Ditto.
6540 (Output_section_definition::section_type)P; New method.
6541 (Output_section_definiton::script_section_type_name): Ditto.
6542 (Output_section_definition::script_section_type_): New data member.
6543 (Output_section_definition::Output_section_definition): Initialize
6544 data member Output_section_definition::script_section_type_.
6545 (Output_section_definition::create_sections): Pass script section type
6546 to Layout::make_output_section_for_script.
6547 (Output_section_definition::output_section_name): Return script
6548 section type to caller.
6549 (Output_section_definition::set_section_address): Do not advance
6550 dot value and load address if section type is NOLOAD. Set address
6551 of NOLOAD sections regardless of section flags.
6552 (Output_section_definition::print): Print section type if it is
6553 not SCRIPT_SECTION_TYPE_NONE.
6554 (Output_section_definition::section_type): New method.
6555 (Output_section_definition::script_section_type_name): Ditto.
6556 (Script_sections::output_section_name): Add new parameter
6557 PSECTION_TYPE for returning script section type. Pass it to
6558 section elements. Handle discard sections.
6559 (Sort_output_sections::operator()): Handle NOLOAD sections.
6560 * script-sections.h (Script_sections::Section_type): New enum type.
6561 (Script_sections::output_section_name): Add a new parameter for
6562 returning script section type.
6563 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
6565 * yyscript.y (union): Add new field SECTION_TYPE.
6566 (COPY, DSECT, INFO, NOLOAD): New tokens.
6567 (opt_address_and_section_type): Change type to output_section_header.
6568 (section_type): New non-terminal
6569 (section_header): Handle section type.
6570 (opt_address_and_section_type): Return section type value.
6572 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
6574 * testsuite/plugin_common_test_1.c (foo): Add prototype.
6575 * testsuite/plugin_common_test_2.c (foo): Likewise.
6577 2010-04-08 Doug Kwan <dougkwan@google.com>
6579 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
6581 * output.cc (Output_section::add_merge_input_section): Simplify
6582 code and return status of Output_merge_base::add_input_section.
6583 Update merge section map only if Output_merge_base::add_input_section
6586 2010-04-07 Doug Kwan <dougkwan@google.com>
6588 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
6589 if section is marked as containing instructions but has no mapping
6591 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
6592 correct section index.
6593 (Arm_relobj::find_linked_text_section): Ditto.
6595 2010-04-07 Cary Coutant <ccoutant@google.com>
6597 * archive.cc (include_member): Destroy Read_symbols_data object before
6599 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
6600 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
6601 (Read_symbols_data::~Read_symbols_data) New destructor.
6602 (Section_relocs::Section_relocs) New constructor.
6603 (Section_relocs::~Section_relocs) New destructor.
6604 (Read_relocs_data::Read_relocs_data) New constructor.
6605 (Read_relocs_data::~Read_relocs_data) New destructor.
6606 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
6607 pointers to NULL after deleting.
6609 2010-04-07 Doug Kwan <dougkwan@google.com>
6611 * arm.cc: Replace "endianity" with "endianness" in comments.
6612 (Arm_exidx_cantunwind): Ditto.
6613 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
6614 (Arm_relobj::merge_flags_and_attributes): New method.
6615 (Arm_relobj::merge_flags_and_attributes_): New data member.
6616 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
6617 (Arm_relobj::scan_sections_for_stubs): Ditto.
6618 (Arm_relobj::do_read_symbols): Check to see if we really want to
6619 merge processor-specific flags and attributes. Exit early if
6620 an object is empty except for section names and the undefined symbol.
6621 (Target_arm::do_finalize_sections): Move check for ELF format to
6622 Arm_relobj::do_read_symbols. Merge processor specific flags and
6623 attributes from a regular object only when we have determined that
6624 it is aapropriate. Do not create an .ARM.attributes section in
6625 output if there is no regular input object.
6626 (Target_arm::merge_processor_specific_flags): Check
6627 --warn-mismatch before printing any error.
6628 (Target_arm::merge_object_attributes): Ditto.
6629 * gold.cc (queue_middle_tasks): Handle the case in which there is
6630 no regular object in input.
6631 * options.cc (General_options::parse_EB): New method.
6632 (General_options::parse_EL): Same.
6633 (General_options::General_options): Initialize endianness_.
6634 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
6636 (General_options::Endianness): New enum.
6637 (General_options::endianness): New method.
6638 (General_options::endianness_): New data member.
6639 * parameters.cc (Parameters::set_options): Check target endianness.
6640 (Parameters::set_target_once): Ditto.
6641 (Parameters::check_target_endianness): New method.
6642 (parameters_force_valid_target): If either -EL or -EB is specified,
6643 use it to define endianness of default target.
6644 * parameters.h (Parameters::check_target_endianness): New method
6646 * target.h (class Target): Change "endianity" to "endianness"
6649 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6651 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
6652 * configure: Regenerate.
6653 * Makefile.in: Regenerate.
6654 * testsuite/Makefile.in: Regenerate.
6656 2010-04-06 Cary Coutant <ccoutant@google.com>
6659 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
6660 prevailing definitions of common symbols.
6661 * testsuite/plugin_test_6.sh: New test case.
6662 * testsuite/plugin_common_test_1.c: New test case.
6663 * testsuite/plugin_common_test_2.c: New test case.
6664 * testsuite/Makefile.am (plugin_test_6): New test case.
6665 * testsuite/Makefile.in: Regenerate.
6667 2010-04-06 Nick Clifton <nickc@redhat.com>
6669 * po/vi.po: New Vietnamese translation.
6671 2010-03-30 Doug Kwan <dougkwan@google.com>
6673 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
6675 2010-03-25 Doug Kwan <dougkwan@google.com>
6677 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
6678 to avoid a conversion warning on a 32-bit host.
6680 2010-03-24 Ian Lance Taylor <iant@google.com>
6682 * testsuite/script_test_3.t: Add a TLS segment.
6683 * testsuite/Makefile.am (check_PROGRAMS): Add
6684 tls_phdrs_script_test.
6685 (tls_phdrs_script_test_SOURCES): Define.
6686 (tls_phdrs_script_test_DEPENDENCIES): Define.
6687 (tls_phdrs_script_test_LDFLAGS): Define.
6688 (tls_phdrs_script_test_LDADD): Define.
6689 * testsuite/Makefile.in: Rebuild.
6691 2010-03-23 Cary Coutant <ccoutant@google.com>
6693 * fileread.cc (find_or_make_view): Fix comment.
6695 2010-03-23 Ian Lance Taylor <iant@google.com>
6697 * script-sections.cc (class Orphan_section_placement): Define
6698 PLACE_TLS and PLACE_TLS_BSS.
6699 (Orphan_section_placement::Orphan_section_placement): Initialize
6701 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
6702 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
6703 (tls_script_test_SOURCES): Define.
6704 (tls_script_test_DEPENDENCIES): Define.
6705 (tls_script_test_LDFLAGS): Define.
6706 (tls_script_test_LDADD): Define.
6707 * testsuite/Makefile.in: Rebuild.
6709 2010-03-22 Doug Kwan <dougkwan@google.com>
6711 * arm.cc (Arm_relocate_functions::abs8,
6712 Arm_relocate_functions::abs16): Use correct check for overflow
6713 specified in the ARM ELF specs.
6714 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
6715 target of a BLX instruction specially.
6716 (Reloc_stub::stub_type_for_reloc): Ditto.
6717 (Relocate::relocate): Use symbolic names instead of numeric relocation
6718 codes to report error.
6719 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
6721 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
6722 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
6723 thumb2_blx_out_of_range.stdout
6724 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
6725 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
6726 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
6727 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
6728 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
6729 thumb2_blx_in_range, thumb2_blx_in_range.o,
6730 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
6731 thumb2_blx_out_of_range.o): New rules.
6732 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
6733 thumb2_blx_in_range and thumb2_blx_out_of_range.
6734 * testsuite/Makefile.in: Regenerate.
6735 * arm_branch_in_range.sh: Add tests for THUMB BLX.
6736 * testsuite/thumb_blx_in_range.s: New file.
6737 * testsuite/thumb_blx_out_of_range.s: New file.
6739 2010-03-22 Rafael Espindola <espindola@google.com>
6741 * archive.cc (Should_include): Move to archive.h.
6742 (should_include_member): Make it a member of Archive.
6744 (Add_lib_group_symbols): New.
6745 * archive.h: Include options.h.
6746 (Archive_member): Moved from Archive.
6747 (Should_include): Moved from archive.cc.
6749 (Add_lib_group_symbols): New.
6750 * dynobj.cc (do_should_include_member): New.
6751 * dynobj.h (do_should_include_member): New.
6752 * gold.cc (queue_initial_tasks): Update call to queue.
6753 * main.cc (main): Print lib group stats.
6754 * object.cc (do_should_include_member): New.
6755 * object.h: Include archive.h.
6756 (Object::should_include_member): New.
6757 (Object::do_should_include_member): New.
6758 (Sized_relobj::do_should_include_member): New.
6759 * options.cc (General_options::parse_start_lib): New.
6760 (General_options::parse_end_lib): New.
6761 (Input_arguments::add_file): Handle lib groups.
6762 (Input_arguments::start_group): Check we are not in a lib.
6763 (Input_arguments::start_lib): New.
6764 (Input_arguments::end_lib): New.
6765 * options.h (General_options): Add start_lib and end_lib.
6766 (Input_argument::lib_): New.
6767 (Input_argument::lib): New.
6768 (Input_argument::is_lib): New.
6769 (Input_file_lib): New.
6770 (Input_arguments::in_lib_): New.
6771 (Input_arguments::in_lib): New.
6772 (Input_arguments::start_lib): New.
6773 (Input_arguments::end_lib_): New.
6774 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6775 in unused members as preempted.
6776 (Sized_pluginobj::do_should_include_member): New.
6777 * plugin.h (Sized_pluginobj::do_should_include_member): New.
6778 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6780 (Read_symbols::do_whole_lib_group): New.
6781 (Read_symbols::do_lib_group): New.
6782 (Read_symbols::do_read_symbols): Handle lib groups.
6783 (Read_symbols::get_name): Handle lib groups.
6784 * readsyms.h (Read_symbols): Add an archive member pointer.
6785 (Read_symbols::do_whole_lib_group): New.
6786 (Read_symbols::do_lib_group): New.
6787 (Read_symbols::member_): New.
6788 * script.cc (read_input_script): Update call to queue_soon.
6790 2010-03-19 Doug Kwan <dougkwan@google.com>
6792 * arm.cc (Stub_table::Stub_table): Initialize new data members
6793 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6794 (Stub_table::add_reloc_stub): Assign stub offset and update
6795 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6796 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6798 (Stub_table::update_data_size_and_addralign): Use
6799 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6800 instead of going over all reloc stubs.
6801 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6802 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6803 Stringpool_template::offset_ to size of Stringpool_char.
6804 (Stringpool_template::new_key_offset): Remove code to initialize
6805 Stringpool_template::offset_.
6806 * stringpool.h (Stringpool_template::set_no_zero_null): Set
6807 Stringpool_template::offset_ to zero.
6809 2010-03-15 Doug Kwan <dougkwan@google.com>
6811 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6813 (Stringpool_template::new_key_offset): New method.
6814 (Stringpool_template::add_string): Assign offsets when adding new
6816 (Stringpool_template::set_string_offsets): Do not set string offsets
6817 when not optimizing.
6818 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
6820 (Chunked_vector::clear): Clear size_.
6821 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
6822 (Chunked_vector::size): Return size_.
6823 (Chunked_vector::push_back): Use size_ to find insert position.
6824 (Chunked_vector::size_): New data member.
6825 (Stringpool_template::set_no_zero_null): Assert string set is empty.
6826 (Stringpool_template::new_key_offset): New method declaration.
6827 (Stringpool_template::offset_): New data member.
6829 2010-03-15 Rafael Espindola <espindola@google.com>
6831 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
6832 Add_symbols' constructor.
6833 * readsyms.h (Add_symbols): Remove the input_group member.
6835 2010-03-10 Ian Lance Taylor <iant@google.com>
6837 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
6838 target to ask whether a reference to a symbol requires a stack
6840 * target.h (Target::is_call_to_non_split): New function.
6841 (Target::do_is_call_to_non_split): Declare virtual function.
6842 * target.cc: Include "symtab.h".
6843 (Target::do_is_call_to_non_split): New function.
6844 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
6846 2010-03-10 Cary Coutant <ccoutant@google.com>
6848 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
6849 (File_read::open[1]): Remove initial mapping of whole_file_view_.
6850 (File_read::open[2]): Add whole_file_view_ to list of views.
6851 (File_read::make_view): Remove test of whole_file_view_.
6852 (File_read::find_or_make_view): Create whole_file_view_ if
6854 (File_read::clear_views): Replace bool parameter with enum;
6855 adjust all callers. Don't delete views with permanent data;
6856 do delete cached views and views from archives if
6857 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
6858 if clearing the corresponding view.
6859 * fileread.h (File_read::Clear_views_mode): New enum.
6860 (File_read::View::is_permanent_view): New method.
6861 (File_read::clear_views): Replace bool parameter
6862 with enum; adjust all callers.
6863 * options.h (General_options): Change keep_files_mapped option;
6864 add map_whole_files.
6865 * readsyms.cc (Add_symbols::run): Delete sd_ object before
6867 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
6870 2010-03-10 David S. Miller <davem@davemloft.net>
6872 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
6874 2010-03-09 Sriraman Tallam <tmsriram@google.com>
6876 * icf.cc (get_section_contents): Add '@' marker after processing the
6879 2010-03-08 Doug Kwan <dougkwan@google.com>
6881 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
6882 due to a conversion warning.
6883 (Arm_relobj::update_output_local_symbol_count): Check for local
6884 symbol with unset output index.
6886 2010-03-05 Ian Lance Taylor <iant@google.com>
6888 * options.h (class General_options): Add --spare-dynamic-tags.
6889 * output.cc (Output_data_dynamic::set_final_data_size): Implement
6890 --spare-dynamic-tags.
6892 2010-03-05 Ian Lance Taylor <iant@google.com>
6894 * incremental.cc: Include "libiberty.h".
6896 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6898 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
6899 function, is_info_ member.
6900 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
6901 (Versions::Versions): Update caller.
6902 (Versions::define_base_version): Likewise.
6903 (Versions::add_def): Likewise.
6905 2010-03-03 Sriraman Tallam <tmsriram@google.com>
6907 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
6908 (Scan::possible_function_pointer_reloc): New function.
6909 (Scan::local_reloc_may_be_function_pointer): Change to call
6910 possible_function_pointer_reloc.
6911 (Scan::global_reloc_may_be_function_pointer): Ditto.
6912 * icf.h (Icf::check_section_for_function_pointers): Change to reject
6913 relocations in ".data.rel.ro._ZTV" section.
6914 * testsuite/icf_safe_so_test.sh: Change to pass i386.
6915 * testsuite/icf_safe_so_test.cc: Ditto.
6916 * testsuite/icf_safe_test.cc: Ditto.
6917 * testsuite/icf_safe_test.sh: Ditto.
6919 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6920 Ian Lance Taylor <iant@google.com>
6922 * target-reloc.h (relocate_section): Check the symbol table index
6923 for -1U before setting the local symbol index.
6924 (scan_relocatable_relocs): If copying the relocation, record that
6925 the local symbol is required.
6926 * object.h (Symbol_value::is_output_symtab_index_set): New
6928 (Symbol_value::may_be_discarded_from_output_symtab): New
6930 (Symbol_value::has_output_symtab_entry): New function.
6931 (Symbol_value::needs_output_symtab_entry): Remove.
6932 (Symbol_value::output_symtab_index): Make sure the symbol index is
6934 (Symbol_value::set_output_symtab_index): Make sure the symbol
6935 index is not set. Make sure the new index is valid.
6936 (Symbol_value::set_must_have_output_symtab_entry): New function.
6937 (Symbol_value::has_output_dynsym_entry): New function.
6938 (Symbol_value::set_output_dynsym_index): Make sure the new index
6940 (Sized_relobj::set_must_have_output_symtab_entry): New function.
6941 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
6942 local symbol if permitted.
6943 (Sized_relobj::do_finalize_local_symbols): Call
6944 is_output_symtab_index_set rather than needs_output_symtab_entry.
6945 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
6946 rather than needs_output_symtab_entry. Call
6947 has_output_dynsym_entry rather than needs_output_dynsym_entry.
6948 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
6949 is_output_symtab_index_set rather than needs_output_symtab_entry.
6950 * testsuite/discard_locals_relocatable_test.c: New file.
6951 * testsuite/discard_locals_test.sh: Test -r.
6952 * testsuite/Makefile.am (check_DATA): Add
6953 discard_locals_relocatable_test1.syms,
6954 discard_local_relocatable_test2.syms.
6955 (MOSTLYCLEANFILES): Likewise. Also add
6956 discard_locals_relocatable_test1.lout and
6957 discard_locals_relocatable_test2.out.
6958 (discard_locals_relocatable_test1.syms): New target.
6959 (discard_locals_relocatable_test.o): New target.
6960 (discard_locals_relocatable_test1.out): New target.
6961 (discard_locals_relocatable_test2.syms): New target.
6962 (discard_locals_relocatable_test2.out): New target.
6963 (various): Add missing ../ld-new dependencies.
6964 * testsuite/Makefile.in: Rebuild.
6966 2010-03-03 Nick Clifton <nickc@redhat.com>
6968 * po/fi.po: New Finnish translation.
6970 2010-03-01 Doug Kwan <dougkwan@google.com>
6972 * layout.cc (Layout::Layout): Force section types of .init_array*,
6973 .preinit_array* and .fini_array* sections.
6974 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6975 Fix check of return value of std::string::find.().
6976 (Output_section::Input_section_sort_compare::operator()): Remove
6977 comment about .init_array.
6978 (Output_section::Input_section_sort_init_fini_compare::operator()):
6980 (Output_section::sort_attached_input_sections): Handle .init_array
6981 and .fini_array specially.
6982 * output.h (Output_section::Inut_section_sort_compare): Update
6984 (Output_section::Input_section_sort_init_fini_compare): New struct.
6986 2010-02-26 Doug Kwan <dougkwan@google.com>
6988 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6989 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6990 * testsuite/debug_msg.sh: Avoid matching source line number for
6991 use of global variable undef_int.
6993 2010-02-26 Doug Kwan <dougkwan@google.com>
6995 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6996 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6997 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6998 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6999 * options.cc (General_options::General_options): Initialize member
7001 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
7002 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
7003 and rm_no_fix_v4bx.stdout
7004 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
7005 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
7006 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
7007 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
7008 and arm_no_fix_v4bx.
7009 * Makefile.in: Regenerate.
7010 * testsuite/arm_fix_v4bx.s: New file.
7011 * testsuite/arm_fix_v4bx.sh: Ditto.
7013 2010-02-24 Doug Kwan <dougkwan@google.com>
7015 * arm.cc (Target_arm::got_section): Make the .got section the first
7016 non RELRO section in the data segment.
7017 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
7018 suffixes of section names.
7020 2010-02-24 Doug Kwan <dougkwan@google.com>
7022 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
7023 flags and attributes merging if an input file is a binary file.
7024 * fileread.cc (Input_file::open): Record format of original file.
7025 * fileread.h (Input_file::Format): New enum type.
7026 (Input_file::Input_file): Initialize data member format_.
7027 (Input_file::format): New method definition.
7028 (Input_file::format_):: New data member.
7030 2010-02-24 Doug Kwan <dougkwan@google.com>
7032 * arm.cc (Arm_output_data_got): New class.
7033 (ARM_TCB_SIZE): New constant
7034 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
7035 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
7036 If user uses a script with a SECTIONS clause, issue only a warning
7037 for a misplaced EXIDX input section. Otherwise, issue an error.
7038 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
7040 (Target_arm::got_mode_index_entry): Handle static linking.
7041 (Target_arm::Scan::local): Ditto.
7042 (Target_arm::Scan::global): Ditto.
7043 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
7044 all incorrectly implemented relocations.
7045 (Target_arm::fix_exidx_coverage): Pass layout to
7046 Arm_output_section::fix_exidx_coverage.
7047 * layout.cc (Layout::section_name_mapping): Remove trailing dots
7048 from ".ARM.exidx." and ".ARM.extab.".
7050 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7052 * arm.cc (Target_arm::do_finalize_sections): Create attribute
7053 section if it does not already exist.
7054 * attributes.cc (Attributes_section_data::Attributes_section_data):
7055 Don't crash if size is zero.
7057 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7058 Ian Lance Taylor <iant@google.com>
7060 * gold.cc (queue_middle_tasks): If no input files were opened,
7062 * workqueue.h (Task_function::Task_function): Assert that there is
7065 2010-02-22 Doug Kwan <dougkwan@google.com>
7067 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
7068 * icf.cc (get_section_contents): Cast snprintf arguments to long long
7069 types to avoid warnings due to different uint64_t implementations
7072 2010-02-21 Doug Kwan <dougkwan@google.com>
7074 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
7075 handling of the maximum backward branch offset.
7076 (Arm_relocate_functions::thumb_branch_common): Ditto.
7077 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
7078 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
7079 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
7080 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
7081 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
7082 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
7083 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
7084 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
7085 thumb_bl_out_of_range thumb_bl_out_of_range.o,
7086 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
7087 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
7088 thumb2_bl_out_of_range.o): New rules.
7089 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
7090 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
7091 thumb2_bl_out_of_range
7092 * testsuite/Makefile.in: Regenerate.
7093 * testsuite/arm_bl_in_range.s: New file.
7094 * testsuite/arm_bl_out_of_range.s: Ditto.
7095 * testsuite/arm_branch_in_range.sh: Ditto.
7096 * testsuite/arm_branch_range.t: Ditto.
7097 * testsuite/thumb2_branch_range.t: Ditto.
7098 * testsuite/thumb_bl_in_range.s: Ditto.
7099 * testsuite/thumb_bl_out_of_range.s: Ditto.
7100 * testsuite/thumb_branch_range.t: Ditto.
7102 2010-02-20 Sriraman Tallam <tmsriram@google.com>
7104 * gc.h (gc_process_relocs): Change vectors to point to the new list.
7105 Add reloc offset information.
7106 * icf.cc (get_section_contents): Change iterators to point to the new
7107 vectors. Add reloc offset information to the contents.
7108 * icf.h (Icf::Sections_reachable_info): New typedef.
7109 (Icf::Sections_reachable_list): New typedef.
7110 (Icf::Offset_info): New typedef.
7111 (Icf::Reloc_info): New struct typedef.
7112 (Icf::Reloc_info_list): New typedef.
7113 (Icf::symbol_reloc_list): Delete method.
7114 (Icf::addend_reloc_list): Delete method.
7115 (Icf::section_reloc_list): Delete method.
7116 (Icf::reloc_info_list): New method.
7117 (Icf::reloc_info_list_): New member.
7119 2010-02-19 Doug Kwan <dougkwan@google.com>
7121 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
7122 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
7123 * arm.cc (Arm_relocation_functions): New forward declaration.
7124 (Target_arm::Target_arm): Initialize new data members
7125 got_mod_index_offset_ and tls_base_symbol_defined_.
7126 (Target_arm::Relocate::relocate_tls): New method.
7127 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
7128 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
7130 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
7131 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
7132 (Target_arm::got_mod_index_offset_,
7133 Target_arm::tls_base_symbol_defined_): New data members.
7134 (Target_arm::Scan::local, Target::Scan::global,
7135 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
7138 2010-02-18 Doug Kwan <dougkwan@google.com>
7140 * arm.cc (Arm_relobj::find_linked_text_section): New method.
7141 (Arm_relobj::make_exidx_input_section): Pass section index of linked
7142 text section as a parameter becuase some broken tools may not set
7143 the link in section header.
7144 (Target_arm::has_got_section): New method.
7145 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
7146 without any mapping symbol as data only. Remove warning.
7147 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
7148 link in its section header, try to discover the link by inspecting the
7149 REL31 relocation at the beginning of the section.
7150 (Target_arm::Scan::check_non_pic): Report name of offending relocation
7152 (Target_arm::Scan::global): Treat any reference to the symbol
7153 _GLOBAL_OFFSET_TABLE_ as a GOT access.
7155 2010-02-12 Sriraman Tallam <tmsriram@google.com>
7157 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
7158 (Scan::global_reloc_may_be_function_pointer): New function.
7159 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7160 (Scan::global_reloc_may_be_function_pointer): New function.
7161 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7162 (Scan::global_reloc_may_be_function_pointer): New function.
7163 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
7164 (Scan::global_reloc_may_be_function_pointer): New function.
7165 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
7166 (Scan::global_reloc_may_be_function_pointer): New function.
7167 (Scan::possible_function_pointer_reloc): New function.
7168 (Target_x86_64::can_check_for_function_pointers): New function.
7169 * gc.h (gc_process_relocs): Scan relocation types to determine if
7170 function pointers were taken for targets that support it.
7171 * icf.cc (Icf::find_identical_sections): Include functions for
7172 folding in safe ICF whose pointer is not taken.
7173 * icf.h (Secn_fptr_taken_set): New typedef.
7174 (fptr_section_id_): New member.
7175 (section_has_function_pointers): New function.
7176 (set_section_has_function_pointers): New function.
7177 (check_section_for_function_pointers): New function.
7178 * options.h: Fix comment for safe ICF option.
7179 * target.h (can_check_for_function_pointers): New function.
7180 * testsuite/Makefile.am: Add icf_safe_so_test test case.
7181 Modify icf_safe_test for X86-64.
7182 * testsuite/Makefile.in: Regenerate.
7183 * testsuite/icf_safe_so_test.cc: New file.
7184 * testsuite/icf_safe_so_test.sh: New file.
7185 * testsuite/icf_safe_test.cc (kept_func_3): New function.
7186 (main): Change to take pointer to function kept_func_3.
7187 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
7188 folding is done correctly for X86-64.
7190 2010-02-12 David S. Miller <davem@davemloft.net>
7192 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
7193 is_symbolless parameter.
7194 (Output_reloc<SHT_REL>::is_symbolless): New.
7195 (Output_reloc<SHT_REL>::is_symbolless_): New.
7196 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
7197 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
7198 (Output_reloc<SHT_RELA>::is_symbolless): New.
7199 (Output_data_reloc::add_global): Handle is_symbolless.
7200 (Output_data_reloc::add_global_relative): Likewise.
7201 (Output_data_reloc::add_local): Likewise.
7202 (Output_data_reloc::add_local_relative): Likewise.
7203 (Output_data_reloc::add_symbolless_global_addend): New.
7204 (Output_data_reloc::add_symbolless_local_addend): New.
7205 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
7207 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
7208 instead of ->is_relative_
7209 (Output_reloc::write): Likewise.
7210 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
7211 (Output_reloc::write_rel): Simplify.
7213 * sparc.cc (Target_sparc::Scan::local): Use
7214 ->add_symbolless_local_addend as needed.
7215 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
7216 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
7217 based upon relocation offset.
7219 2010-02-11 Doug Kwan <dougkwan@google.com>
7221 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
7222 (Target_arm::Scan::global): Ditto. Also remove a comment before the
7223 beginning of function.
7224 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
7225 and MOVT_ABS relocations. Those are non issued in scanning. Fix
7226 parameter is_32bit in calls to should_apply_static_reloc.
7227 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
7228 (check_DATA): Add arm_abs_global.stdout.
7229 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
7230 arm_abs_global.stdout): New rules.
7231 (MOSTLLYCLEANFILES): Add arm_abs_global
7232 * Makefile.in: Regenerate.
7233 * testsuite/arm_abs_global.s: New file.
7234 * testsuite/arm_abs_global.sh: Ditto.
7235 * testsuite/arm_abs_lib.s: Ditto.
7237 2010-02-11 Ian Lance Taylor <iant@google.com>
7239 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
7241 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
7242 Allocate_commons_task first.
7243 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
7244 task, rather than symtab_lock_.
7245 (Gc_process_relocs::~Gc_process_relocs): New function.
7246 (Gc_process_relocs::is_runnable): Check this_blocker_.
7247 (Gc_process_relocs::locks): Use next_blocker_ rather than
7249 (Scan_relocs::~Scan_relocs): New function.
7250 (Scan_relocs::is_runnable): Check this_blocker_ rather than
7252 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
7254 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
7255 fields. Add this_blocker_ and next_blocker_ fields. Adjust
7256 constructor accordingly.
7257 (class Gc_process_relocs): Likewise.
7258 (class Scan_relocs): Likewise.
7259 * common.h (class Allocate_commons_task): Remove symtab_lock_
7260 field, and corresponding constructor parameter.
7261 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
7263 (Allocate_commons_task::locks): Likewise.
7265 2010-02-11 Ian Lance Taylor <iant@google.com>
7267 * gold-threads.h (class Once): Define.
7268 (class Initialize_lock): Rewrite as child of Once.
7269 * gold-threads.cc (class Once_initialize): Define.
7270 (once_pointer_control): New static variable.
7271 (once_pointer, once_arg): New static variables.
7272 (c_run_once): New static function.
7273 (Once::Once, Once::run_once, Once::internal_run): New functions.
7274 (class Initialize_lock_once): Remove.
7275 (initialize_lock_control): Remove.
7276 (initialize_lock_pointer): Remove.
7277 (initialize_lock_once): Remove.
7278 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
7279 (Initialize_lock::initialize): Rewrite.
7280 (Initialize_lock::do_run_once): New function.
7281 * archive.cc (Archive::interpret_header): Only clear name if it is
7283 * fileread.cc: Include "gold-threads.h"
7284 (file_counts_lock): New static variable.
7285 (file_counts_initialize_lock): Likewise.
7286 (File_read::release): Only increment counts when using --stats.
7287 Use a lock around the increment.
7288 * parameters.cc (class Set_parameters_target_once): Define.
7289 (set_parameters_target_once): New static variable.
7290 (Parameters::Parameters): Move here from parameters.h.
7291 (Parameters::set_target): Rewrite.
7292 (Parameters::set_target_once): New function.
7293 (Parameters::clear_target): Move here and rewrite.
7294 * parameters.h (class Parameters): Update declarations. Add
7295 set_parameters_target_once_ field.
7296 (Parameters::Parameters): Move to parameters.cc.
7297 (Parameters::clear_target): Likewise.
7298 * readsyms.cc (Read_symbols::do_group): Create a Start_group
7300 (Start_group::~Start_group): New function.
7301 (Start_group::is_runnable): New function.
7302 (Start_group::locks, Start_group::run): New functions.
7303 (Finish_group::run): Change saw_undefined to size_t.
7304 * readsyms.h (class Start_group): Define.
7305 (class Finish_group): Change saw_undefined_ field to size_t.
7306 (Finish_group::Finish_group): Remove saw_undefined and
7307 this_blocker parameters. Change all callers.
7308 (Finish_group::set_saw_undefined): New function.
7309 (Finish_group::set_blocker): New function.
7310 * symtab.h (class Symbol_table): Change saw_undefined to return
7311 size_t. Change saw_undefined_ field to size_t.
7312 * target-select.cc (Set_target_once::do_run_once): New function.
7313 (Target_selector::Target_selector): Initialize set_target_once_
7314 field. Don't initialize lock_ and initialize_lock_ fields.
7315 (Target_selector::instantiate_target): Rewrite.
7316 (Target_selector::set_target): New function.
7317 * target-select.h (class Set_target_once): Define.
7318 (class Target_selector): Update declarations. Make
7319 Set_target_once a friend. Remove lock_ and initialize_lock_
7320 fields. Add set_target_once_ field.
7322 2010-02-10 Ian Lance Taylor <iant@google.com>
7324 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
7326 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
7327 (queue_middle_tasks): Add all blockers before queueing any tasks.
7328 (queue_final_tasks): Likewise.
7329 * token.h (Task_token::add_blockers): New function.
7330 * object.h (Input_objects::number_of_relobjs): New function.
7332 2010-02-10 Ian Lance Taylor <iant@google.com>
7334 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
7335 shared, not if not position independent.
7336 * x86_64.cc (Relocate::relocate_tls): Likewise.
7337 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
7338 (tls_pie_pic_test): New target.
7339 * testsuite/Makefile.in: Rebuild.
7341 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
7342 (tls_test_main_pie.o, tls_test_pie.o): New targets.
7343 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
7344 * testsuite/Makefile.in: Rebuild.
7346 2010-02-09 David S. Miller <davem@davemloft.net>
7348 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
7349 R_SPARC_RELATIVE using ->add_local_relative().
7350 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
7352 * output.h (Output_data_dynamic::add_section_size): New method
7353 that takes two Output_data objects.
7354 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
7355 entry param. Handle it in initializers.
7356 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
7357 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
7358 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
7360 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
7361 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
7362 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
7363 for dynrel_includes_plt.
7364 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7365 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7366 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
7368 (Target_sparc::do_finalize_sections): Update to pass true for
7369 dynrel_includes_plt.
7370 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
7371 output before .rela.plt
7372 (Target_powerpc::do_finalize_sections): Update to pass true for
7373 dynrel_includes_plt when 32-bit.
7375 2010-02-08 Doug Kwan <dougkwan@google.com>
7377 * arm.cc (Arm_relobj::simple_input_section_output_address): New
7379 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
7380 Arm_relobj::scan_section_for_cortex_a8_stubs,
7381 Arm_relobj::do_relocation_section): Instead of calling
7382 Output_section::output_address, use faster
7383 Arm_relobj::simple_input_section_output_address.
7385 2010-02-08 David S. Miller <davem@davemloft.net>
7387 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
7388 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
7389 relocation helper function.
7391 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
7392 just like R_SPARC_GOT{10,13,22}.
7393 (Target_sparc::Scan::local): Likewise.
7394 (Target_sparc::Relocate:relocate): Likewise.
7396 2010-02-06 Ian Lance Taylor <iant@google.com>
7398 * configure.ac: Rewrite targetobjs duplicate removal code to use
7399 only shell constructs.
7400 * configure: Rebuild.
7402 2010-02-05 Doug Kwan <dougkwan@google.com>
7405 * arm.cc (Arm_relobj::section_is_scannable): New method.
7406 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
7407 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
7409 2010-02-04 Doug Kwan <dougkwan@google.com>
7412 * arm-reloc-property.cc (cstdio): Include.
7413 * configure.ac (targetobjs): Remove duplicates.
7414 * configure: Regenerate.
7415 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
7416 big and little endian version for a given address size.
7418 2010-02-03 Doug Kwan <dougkwan@google.com>
7420 * arm-reloc-property.cc
7421 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7423 * arm-reloc-property.h
7424 (Arm_reloc_property_table::get_implemented_static_reloc_property):
7425 New method definition.
7426 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7428 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
7430 (GOT_PREL): Change implemented to Y.
7431 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
7432 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
7433 (Arm_relocate_functions::movw_abs_nc): Remove method.
7434 (Arm_relocate_functions::movt_abs): Ditto.
7435 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
7436 (Arm_relocate_functions::thm_movt_abs): Ditto.
7437 (Arm_relocate_functions::movw_rel_nc): Ditto.
7438 (Arm_relocate_functions::movw_rel): Ditto.
7439 (Arm_relocate_functions::movt_rel): Ditto.
7440 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
7441 (Arm_relocate_functions:thm_movw_rel): Ditto.
7442 (Arm_relocate_functions:thm_movt_rel): Ditto.
7443 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
7444 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
7445 New method definitions.
7446 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
7447 (Arm_relocation_functions::arm_grp_ldr): Ditto.
7448 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
7449 (Arm_relocation_functions::arm_grp_ldc): Ditto.
7450 (Target_arm::Relocate::relocate): Check for non-static or
7451 unimplemented relocation code and exit early. Change calls to
7452 Target_arm::reloc_uses_thumb_bit and
7453 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
7454 instead. Refactor code to handle similar relocations to increase
7455 code sharing. Remove check for unsupported relocation code in switch
7457 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
7458 relocation property table to find out size. Change error message to
7459 print out the name of a relocation code instead of the numeric value.
7460 (Target_arm::scan_reloc_for_stub): Use relocation property table
7461 instead of calling Target_arm::reloc_uses_thumb_bit().
7463 2010-02-02 Doug Kwan <dougkwan@google.com>
7465 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
7466 types of relaxed input section.
7468 2010-02-02 Doug Kwan <dougkwan@google.com>
7470 * Makefile.am (HFILES): Add arm-reloc-property.h.
7472 (TARGETSOURCES): Add arm-reloc-property.cc
7473 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
7474 (libgold_a_SOURCES): $(DEFFILES)
7475 * Makefile.in: Regenerate.
7476 * arm-reloc-property.cc: New file.
7477 * arm-reloc-property.h: New file.
7478 * arm-reloc.def: New file.
7479 * arm.cc: Update comments.
7480 (arm-reloc-property.h): New included header.
7481 (arm_reloc_property_table): New global variable.
7482 (Target_arm::do_select_as_default_target): New method definition.
7483 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
7484 arm-reloc-property to targ_extra_obj.
7485 * parameters.cc (set_parameters_target): Call
7486 Target::select_as_default_target().
7487 * target.h (Target::select_as_default_target): New method definition.
7488 (Target::do_select_as_default_target): Same.
7490 2010-02-01 Doug Kwan <dougkwan@google.com>
7492 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
7493 first_output_text_section_.
7494 (Arm_exidx_fixup::first_output_text_section): New method definition.
7495 (Arm_exidx_fixup::first_output_text_section_): New data member.
7496 (Arm_exidx_fixup::process_exidx_section): Record the first text
7497 output section seen.
7498 (Arm_output_section::fix_exidx_coverage): Set correct linked section
7499 and entsize in output section header.
7501 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7503 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
7504 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
7505 (Arm_relocate_functions::thm_alu11): New Method.
7506 (Arm_relocate_functions::thm_pc8): New Method.
7507 (Arm_relocate_functions::thm_pc12): New Method.
7508 (Target_arm::Scan::local): Handle the relocations.
7509 (Target_arm::Scan::global): Likewise.
7510 (Target_arm::Relocate::relocate): Likewise.
7511 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7513 2010-01-29 Doug Kwan <dougkwan@google.com>
7515 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
7516 of relocation types as ld.
7518 2010-01-29 Doug Kwan <dougkwan@google.com>
7520 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
7522 (Arm_relocate_functions::thumb_branch_common): Ditto.
7523 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
7524 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
7525 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
7526 Arm_relocate_functions::jump24): Remove.
7527 (Target_arm::Relocate::relocate): Adjust code to call
7528 Arm_relocation_functions::arm_branch_common and
7529 Arm_relocation_functions::thumb_branch_common instead of their removed
7530 wrappers. Merge switch-cases together to reduce source code size.
7532 2010-01-29 Doug Kwan <dougkwan@google.com>
7534 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
7535 output_local_symbol_count_needs_update_.
7536 (Arm_relobj::output_local_symbol_count_needs_update,
7537 Arm_relobj::set_output_local_symbol_count_needs_update,
7538 Arm_relobj::update_output_local_symbol_count): New methods.
7539 (Arm_relobj::output_local_symbol_count_needs_update_): New data
7541 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
7542 of pointed function as in a R_ARM_PREL31 relocation.
7543 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
7544 for output local symbol count updating.
7545 (Target_arm::do_relax): Update output local symbol counts in objects
7547 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
7549 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7551 * arm.cc: Added support for the ARM relocations:
7552 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
7553 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
7554 (Arm_relocate_functions::movw_rel_nc): Renamed (was
7556 (Arm_relocate_functions::movw_rel): New method.
7557 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
7558 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
7560 (Arm_relocate_functions::thm_movw_rel): New method.
7561 (Arm_relocate_functions::thm_movt_rel): Renamed (was
7563 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
7565 (Target_arm::Scan::global): Likewise.
7566 (Target_arm::Relocate::relocate): Likewise.
7567 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7570 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7572 * arm.cc: Added support for ARM group relocations.
7573 (Target_arm::reloc_needs_sym_origin): New method.
7574 (Arm_relocate_functions::calc_grp_kn): New method.
7575 (Arm_relocate_functions::calc_grp_residual): New method.
7576 (Arm_relocate_functions::calc_grp_gn): New method.
7577 (Arm_relocate_functions::arm_grp_alu): New Method.
7578 (Arm_relocate_functions::arm_grp_ldr): New Method.
7579 (Arm_relocate_functions::arm_grp_ldrs): New Method.
7580 (Arm_relocate_functions::arm_grp_ldc): New Method.
7581 (Target_arm::Scan::local): Handle the ARM group relocations.
7582 (Target_arm::Scan::global): Likewise.
7583 (Target_arm::Relocate::relocate): Likewise.
7584 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7587 2010-01-26 Doug Kwan <dougkwan@google.com>
7589 * arm.cc (set): Include.
7590 (class Arm_exidx_fixup): Change type of last_input_section_ to const
7592 (Arm_output_section::Text_section_list): New type.
7593 (Arm_output_section::append_text_sections_to_list): New method.
7594 (Arm_output_section::fix_exidx_coverage): Ditto.
7595 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
7596 (Arm_relobj::convert_input_section_to_relaxed_section): Use
7597 Relobj::set_section_offset() instead of
7598 Sized_relobj::invalidate_section_offset().
7599 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
7600 parameter for section headers. Ignore relocation sections for
7601 unallocated sections and EXIDX sections.
7602 (Target_arm::fix_exidx_coverage): New method.
7603 (Target_arm::output_section_address_less_than): New type.
7604 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
7605 linked text section instead of the EXIDX section.
7606 (Arm_output_section::create_stub_group): Add an assertion to check
7607 that this is not an EXIDX output section.
7608 (Arm_output_section::append_text_sections_to_list): New method.
7609 (Arm_output_section::fix_exidx_coverage): Ditto.
7610 (Arm_relobj::scan_sections_for_stubs): Adjust call to
7611 Arm_relobj::section_needs_reloc_stub_scanning.
7612 (Target_arm::do_relax): Fix EXIDX output section coverage in the
7614 (Target_arm::fix_exidx_coverage): New method.
7615 * object.h (Relobj::set_output_section): New method.
7616 (Sized_relobj::invalidate_section_offset): Remove method.
7617 (Sized_relobj::do_invalidate_section_offset): Remove method.
7618 (Sized_relobj::do_set_section_offset): Handle offset value -1.
7620 2010-01-25 Doug Kwan <dougkwan@google.com>
7622 * arm.cc (Arm_exidx_merged_section::do_output_offset):
7623 Fix warning due to signed and unsigned comparison on a 32-bit host.
7625 2010-01-22 Doug Kwan <dougkwan@google.com>
7627 * arm.cc (Target_arm::do_relax): Record an output section for section
7628 offset adjustment it contains any stub table that has changed.
7629 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
7630 offsets in an output section if necessary.
7631 * output.cc (Output_section::Output_section): Initialize
7632 section_offsets_need_adjustments_.
7633 (Output_section::add_input_section_for_script): Renamed to
7634 Output_section::add_simple_input_section.
7635 (Output_section::save_states): Add a comment.
7636 (Output_section::discard_states): New method defintion.
7637 (Output_section::adjust_section_offsets): Same.
7638 * output.h (Output_section::add_input_section_for_script): Renamed to
7639 Output_section::add_simple_input_section.
7640 (Output_section::discard_states): New method declaration.
7641 (Output_section::adjust_section_offsets): Same.
7642 (Output_section::section_offsets_need_adjustment,
7643 Output_section::set_section_offsets_need_adjustment): New method
7645 (Output_section::section_offsets_need_adjustment_): New data member.
7646 * script-sections.cc
7647 (Output_section_element_input::set_section_address): Adjust code for
7648 renaming of Output_section::add_input_section_for_script.
7649 (Orphan_output_section::set_section_address): Same.
7651 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7653 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
7654 Fix_v4bx enum values .
7655 * gold/options.h (General_options): New option definitions.
7656 (General_options::fix_v4bx): New method.
7657 (General_options::Fix_v4bx): New enum.
7658 * gold/options.cc (General_options::parse_fix_v4bx): New method.
7659 (General_options::parse_fix_v4bx_interworking): New method.
7661 2010-01-22 Doug Kwan <dougkwan@google.com>
7663 * arm.cc (Arm_exidx_fixup): New class.
7665 2010-01-21 Doug Kwan <dougkwan@google.com>
7667 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
7669 (Arm_exidx_section_offset_map): New type.
7671 2010-01-21 Doug Kwan <dougkwan@google.com>
7673 * arm.cc (Arm_exidx_input_section): New class.
7674 (Arm_relobj::exidx_input_section_by_link,
7675 Arm_relobj::exidx_input_section_by_shndx,
7676 Arm_relobj::make_exidx_input_section): New methods.
7677 (read_arm_attributes_section): Remove.
7678 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
7679 information about them.
7680 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
7683 2010-01-20 Doug Kwan <dougkwan@google.com>
7685 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
7686 Input_section_specifier to Section_id.
7687 (Target_arm::new_arm_input_section: Adjust code for change of key
7689 (Target_arm::find_arm_input_section): Ditto.
7690 * gc.h (object.h): Include for Section_id nand Section_id_hash.
7691 (Section_id): Remove.
7692 (Garbage_collection::Section_id_hash): Remove.
7693 * icf.h (object.h): Include for Section_id nand Section_id_hash.
7694 (Section_id): Remove.
7695 (Icf::Section_id_hash): Remove.
7696 * object.h (Section_id, Const_section_id, Section_id_hash,
7697 Const_section_id_hash): New type definitions.
7698 * output.cc (Output_section::add_relaxed_input_section): Change to
7699 use Const_section_id instead of Input_section_specifier as key type.
7700 (Output_section::add_merge_input_section): Ditto.
7701 (Output_section::build_relaxation_map): Change to use Section_id
7702 instead of Input_section_specifier as key type.
7703 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7705 (Output_section::convert_input_sections_to_relaxed_sections): Change
7706 to use Const_section_id instead of Input_section_specifier as key type.
7707 (Output_section::find_merge_section): Ditto.
7708 (Output_section::find_relaxed_input_section): Ditto.
7709 * output.h (Input_section_specifier): Remove class.
7710 (Output_section::Output_section_data_by_input_section_map): Change
7711 key type to Const_section_id.
7712 (Output_section::Output_relaxed_input_section_by_input_section_map):
7714 (Output_section::Relaxation_map): Change key type to Section_id.
7716 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7718 * gold/arm.cc: Added support for R_ARM_V4BX relocation
7719 (class Arm_v4bx_stub): New class.
7720 (DEF_STUBS): Updated definition to support v4_veneer_bx.
7721 (Stub_factory::make_arm_v4bx_stub): New method.
7722 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
7723 (Stub_table::empty): Handle v4bx stubs.
7724 (Stub_table::add_arm_v4bx_stub): New method.
7725 (Stub_table::find_arm_v4bx_stub): New method.
7726 (Arm_relocate_functions::v4bx): New method.
7727 (Target_arm::fix_v4bx): New method.
7728 (Target_arm::Target_arm): Handle R_ARM_V4BX.
7729 (Stub_table::relocate_stubs): Likewise.
7730 (Stub_table::do_write): Likewise.
7731 (Stub_table::update_data_size_and_addralign): Likewise.
7732 (Stub_table::finalize_stubs): Likewise.
7733 (Target_arm::Scan::local): Likewise.
7734 (Target_arm::Scan::global): Likewise.
7735 (Target_arm::do_finalize_sections): Likewise.
7736 (Target_arm::Relocate::relocate): Likewise.
7737 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7739 (Target_arm::scan_reloc_for_stub): Likewise.
7740 (Target_arm::scan_reloc_section_for_stubs): Likewise.
7742 2010-01-19 Ian Lance Taylor <iant@google.com>
7744 * output.cc (Output_section_headers::do_sized_write): Write large
7745 segment count to sh_info field.
7746 (Output_file_header::do_sized_write): For large segment count,
7747 write PN_XNUM to e_phnum field.
7749 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7751 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
7752 (Arm_relocate_functions::thm_jump8): New function.
7753 (Arm_relocate_functions::thm_jump11): New function.
7754 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
7756 (Target_arm::Scan::global): Likewise.
7757 (Target_arm::Relocate::relocate): Likewise.
7758 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7761 2010-01-14 Doug Kwan <dougkwan@google.com>
7763 * arm.cc (map, utility): Include headers.
7764 (Target_arm::apply_cortex_a8_workaround): New method.
7765 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
7766 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7767 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
7768 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
7769 the --[no-]fix-cortex-a8 command line options.
7770 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
7771 (Target_arm::relocate_stub): Use addend in instruction template.
7772 * options.h (DEFINE_bool): Set the user-set flag.
7773 (General_options): Add --[no-]-fix-cortex options.
7774 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7775 : Update fast look-up map after conversion.
7777 2010-01-14 Sriraman Tallam <tmsriram@google.com>
7779 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7780 in the first pass of do_layout.
7782 2010-01-13 Doug Kwan <dougkwan@google.com>
7784 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7785 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7786 apparent compiler problem of not folding static constant integral
7787 data members of elfcpp::Elf_sizes<32>.
7789 2010-01-13 Doug Kwan <dougkwan@google.com>
7791 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7792 Arm_relobj::section_needs_cortex_a8_stub_scanning,
7793 Arm_relobj::scan_section_for_cortex_a8_erratum,
7794 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7795 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7796 sections to scan for relocation stubs into a new method
7797 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
7798 relocation and Cortex-A8 stub scanning.
7799 (Target_arm::do_relax): Force stubs to be after stubbed sections
7800 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
7801 the beginning of a new relaxation pass. Update a comment.
7802 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7804 2010-01-12 Ian Lance Taylor <iant@google.com>
7806 * target-reloc.h (visibility_error): New inline function.
7807 (relocate_section): Call visibility_error.
7808 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7809 (MOSTLYCLEANFILES): Likewise.
7810 (protected_4_pic.o, protected_3.err): New targets.
7811 * testsuite/protected_4.cc: New file.
7813 2010-01-12 Doug Kwan <dougkwan@google.com>
7815 * arm.cc (Cortex_a8_reloc): New class.
7816 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
7817 and cortex_a8_relocs_info_.
7818 (Target_arm::fix_cortex_a8): New method definition.
7819 (Target_arm::Cortex_a8_relocs_info): New type.
7820 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
7821 New data member declarations.
7822 (Target_arm::scan_reloc_for_stub): Record information about
7823 relocations for THUMB branches that might be exempted from the
7824 Cortex-A8 workaround.
7825 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
7826 at the beginning of a relaxation pass.
7828 2010-01-12 Doug Kwan <dougkwan@google.com>
7830 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
7831 (Arm_relobj::Mapping_symbol_position,
7832 Arm_reloj::Mapping_symbol_position_less,
7833 Arm_relobj::Mapping_symbols_info): New types.
7834 (Target_arm::is_mapping_symbol_name): New method definition.
7835 (Arm_relobj::do_count_local_symbols): Save information about mapping
7838 2010-01-11 Doug Kwan <dougkwan@google.com>
7840 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
7841 Arm_relocate_functions::thumb32_branch_upper,
7842 Arm_relocate_functions::thumb32_branch_lower,
7843 Arm_relocate_functions::thumb32_cond_branch_offset,
7844 Arm_relocate_functions::thumb32_cond_branch_upper,
7845 Arm_relocate_functions::thumb32_cond_branch_lower,
7846 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
7847 branch offset encoding.
7848 (Arm_relocate_functions::thumb_branch_common): Use new branch
7849 offset encoding methods to avoid code duplication.
7850 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
7851 (Stub_addend_reader::operator()): Use new branch encoding method
7852 to avoid code duplication.
7854 2010-01-11 Doug Kwan <dougkwan@google.com>
7856 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
7857 (Target_arm::do_finalize_sections): Define special EXIDX section
7858 symbols only if referenced.
7859 * gc.h (Garbage_collection::add_reference): New method.
7860 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
7863 2010-01-11 Ian Lance Taylor <iant@google.com>
7865 * script.cc (Version_script_info::build_expression_list_lookup):
7866 Change complaing about duplicate wildcard match from error to
7869 * script.cc (class Lazy_demangler): Recreate--revert part of patch
7871 (Version_script_info::Version_script_info): Initialize globs_,
7872 default_version_, default_is_global_, and exact_. Don't
7873 initialize globals_ or locals_.
7874 (Version_script_info::build_lookup_tables): Build local symbols
7876 (Version_script_info::unquote): New function.
7877 (Version_script_info::add_exact_match): New function.
7878 (Version_script_info::build_expression_list_lookup): Remove lookup
7879 parameter. Add is_global parameter. Change all callers. Handle
7880 wildcard pattern specially. Unquote pattern. Call
7882 (Version_script_info::get_name_to_match): New function.
7883 (Version_script_info::get_symbol_version): New function.
7884 (Version_script_info::get_symbol_version_helper): Remove.
7885 (Version_script_info::check_unmatched_names): Call unquote.
7886 * script.h (class Version_script_info): Change get_symbol_version
7887 to be non-inline and add is_global parameter; change all callers.
7888 Rewrite symbol_is_local. Update declarations. Define struct
7889 Version_tree_match, Exact, Globs. Don't define struct Lookup.
7890 Remove globals_ and locals_ members. Add exact_, globs_,
7891 default_version_, is_global_.
7892 (Version_script_info::Glob): Remove pattern, add expression and
7893 is_global. Update constructor. Change all callers.
7894 * dynobj.cc (Versions::finalize): Mark the version symbol as the
7896 (Versions::symbol_section_contents): If a symbol is undefined, or
7897 defined in a dynamic object, set the version index to
7899 * symtab.cc (Symbol_table::add_from_relobj): Don't call
7901 (Symbol_table::add_from_pluginobj): Likewise.
7902 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
7904 2010-01-11 Doug Kwan <dougkwan@google.com>
7906 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
7907 (incremental_dump_LDADD): Add linking option for libintl.
7908 * Makefile.in: Regenerate.
7910 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
7913 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
7915 * testsuite/Makefile.in: Regenerated.
7917 2010-01-10 Doug Kwan <dougkwan@google.com>
7919 * options.h (DEFINE_var): Use parentheses around argument varname__
7920 in macro body to avoid any unintended subsequent substitutions.
7922 2010-01-10 Ian Lance Taylor <iant@google.com>
7924 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
7925 candidates before doing symbol resolution.
7927 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
7928 ODR candidates if only one is weak.
7930 2010-01-08 Ian Lance Taylor <iant@google.com>
7932 * script.cc (Version_script_info::build_expression_list_lookup):
7933 Don't warn about ambiguous version, just record the ambiguity.
7934 (Version_script_info::get_symbol_version_helper): Give error if
7935 version is ambiguous.
7937 2010-01-08 Doug Kwan <dougkwan@google.com>
7939 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
7940 prev_data_size_ and prev_addralign_. Remove initializer for
7941 deleted data member has_been_changed_.
7942 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7943 to determine if the table is empty.
7944 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
7946 (Stub_table::add_reloc_stub): Define method in class definition
7947 instead of just declaring it there.
7948 (Stub_table::add_cortex_a8_stub): New method definition.
7949 (Stub_table::update_data_size_and_addralign): Ditto.
7950 (Stub_table::finalize_stubs): Ditto.
7951 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
7952 (Stub_table::do_addralign_): Return address alignment in the
7953 (Stub_table::do_reset_address_and_file_offset): Define method in
7954 class definition instead of declaring it there. Set current data
7955 size to be the data size of the previous pass.
7956 (Stub_table::set_final_data_size): Use current data size as the
7958 (Stub_table::relocate_stub): Change parameter type of stub from
7959 Reloc_stub pointer to Stub pointer.
7960 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
7961 (Stub_table::Cortex_a8_stub_list): New typedef.
7962 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
7963 Stub_table::prev_addralign_): New data member.
7964 (Arm_relobj::Arm_relobj): Initialize data member
7965 section_has_cortex_a8_workaround_.
7966 (Arm_relobj::section_has_cortex_a8_workaround,
7967 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7969 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7971 (Target_arm::relocate_stub): Change parameter type of stub from
7972 Reloc_stub pointer to Stub pointer.
7973 (Insn_template::size, Insn_template::alignment): Handle
7974 THUMB16_SPECIAL_TYPE.
7975 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7976 Stub_table::update_data_size_and_addralign,
7977 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7979 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7980 (Stub_table::do_write): Ditto.
7981 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7983 2010-01-08 Ian Lance Taylor <iant@google.com>
7986 * symtab.h (class Symbol): Remove fields is_target_special_ and
7987 has_plt_offset_. Add field is_defined_in_discarded_section_.
7988 (Symbol::is_defined_in_discarded_section): New function.
7989 (Symbol::set_is_defined_in_discarded_section): New function.
7990 (Symbol::has_plt_offset): Rewrite.
7991 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7992 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7993 Don't initialize is_target_special_ or has_plt_offset_.
7994 Initialize is_defined_in_discarded_section_.
7995 (Symbol_table::add_from_relobj): If appropriate, set
7996 is_defined_in_discarded_section.
7997 * resolve.cc (Symbol::override_base_with_special): Don't test
7998 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7999 * target-reloc.h (relocate_section): Do special handling for
8000 symbols defined in discarded sections for global symbols as well
8003 2010-01-08 Ian Lance Taylor <iant@google.com>
8005 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
8006 the SHT_SYMTAB case.
8008 2010-01-08 Ian Lance Taylor <iant@google.com>
8010 * object.cc (Sized_relobj::do_layout): Don't get confused if
8011 layout_eh_frame returns NULL.
8013 2010-01-08 Ian Lance Taylor <iant@google.com>
8016 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
8017 dynamic symbol table, use the normal symbol table.
8018 (Sized_dynobj::do_read_symbols): Remove assertion about type of
8021 2010-01-08 Ian Lance Taylor <iant@google.com>
8024 * layout.cc (Layout::include_section): Remove .gnu_debuglink
8027 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
8029 * version.cc (print_version): Change to "Copyright 2010".
8031 2010-01-08 Ian Lance Taylor <iant@google.com>
8035 * i386.cc (class Target_i386): Change return type of plt_section
8037 (class Output_data_plt_i386): Add tls_desc_rel_ field.
8038 (Output_data_plt_i386::Output_data_plt_i386): Initialize
8039 tls_desc_rel_ field.
8040 (Output_data_plt_i386::rel_tls_desc): New function.
8041 (Target_i386::rel_tls_desc_section): New function.
8042 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
8043 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
8044 R_386_TLS_DESC reloc in rel_tls_desc_section.
8045 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
8046 Define struct Tlsdesc_info.
8047 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
8048 (Target_x86_64::do_reloc_symbol_index): New function.
8049 (Target_x86_64::add_tlsdesc_info): New function.
8050 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
8051 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
8053 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
8055 (Output_data_plt_x86_64::rela_tlsdesc): New function.
8056 (Target_x86_64::rela_tlsdesc_section): New function.
8057 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
8059 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
8060 (Target_x86_64::do_reloc_addend): New function.
8061 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
8062 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
8063 declarations. Define TARGET_CODE. Add arg field to u1_ union.
8064 (Output_reloc::type): New function.
8065 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
8066 (Output_reloc::is_target_specific): New function.
8067 (Output_reloc::target_arg): New function.
8068 (class Output_reloc) [SHT_RELA]: Add four new constructors for
8069 absolute relocs and target specific relocs.
8070 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
8071 add_target_specific.
8072 (class Output_data_reloc) [SHT_RELA]: Likewise.
8073 * output.cc (Output_reloc::Output_reloc): Add four new versions
8074 for absolute relocs and target specific relocs.
8075 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
8076 (Output_reloc::get_symbol_index): Likewise.
8077 (Output_reloc::local_section_offset): Check that local_sym_index_
8078 is not TARGET_CODE or 0.
8079 (Output_reloc::symbol_value): Likewise.
8080 (Output_reloc::write) [SHT_RELA]: Call target for target specific
8082 * target.h (class Target): Add reloc_symbol_index and reloc_addend
8083 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
8085 * layout.cc (add_target_dynamic_tags): Use output section for
8086 DT_PLTRELSZ and DT_JMPREL.
8088 2010-01-07 Ian Lance Taylor <iant@google.com>
8091 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
8093 (class Output_data_reloc_generic): Define.
8094 (class Output_data_reloc_base): Change base class to
8095 Output_data_reloc_generic. Change add() method to call
8096 bump_relative_reloc_count for a relative reloc. Remove
8098 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
8100 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
8101 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
8103 * layout.h (class Layout): Update declaration.
8105 2010-01-07 Ian Lance Taylor <iant@google.com>
8107 * output.h (class Output_data): Add const version of
8108 output_section and do_output_section.
8109 (class Output_section_data): Add const version of
8111 (class Output_section): Likewise.
8112 * layout.cc (Layout::add_target_dynamic_tags): New function.
8113 * layout.h (class Layout): Update declarations.
8114 * arm.cc (Target_arm::do_finalize_sections): Use
8115 add_target_dynamic_tags.
8116 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8117 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8118 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8119 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8121 2010-01-07 Ian Lance Taylor <iant@google.com>
8124 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
8127 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8128 Ian Lance Taylor <iant@google.com>
8131 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
8132 Xindex::read_symtab_xindex.
8134 2010-01-07 Doug Kwan <dougkwan@google.com>
8136 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
8137 (Insn_template::thumb16_bcond_insn): New method declaration.
8138 (Insn_template): Fix spelling.
8139 (Stub::thumb16_special): New method declaration.
8140 (Stub::do_write): Define virtual method which was previously pure
8142 (Stub::do_thumb16_special): New method declaration.
8143 (Stub::do_fixed_endian_write): New template member.
8144 (Reloc_stub::do_write): Remove.
8145 (Reloc_stub::do_fixed_endian_write): Remove.
8146 (Cortex_a8_stub): New class definition.
8147 (Stub_factory::make_cortex_a8_stub): New method definition.
8148 (Stub_factory::Stub_factory): Add missing static storage class
8149 qualifier for elf32_arm_stub_a8_veneer_blx.
8151 2010-01-07 Ian Lance Taylor <iant@google.com>
8154 * options.h (class General_options): Add --warn-unresolved-symbols
8155 and --error-unresolved-symbols.
8156 * errors.cc (Errors::undefined_symbol): Implement
8157 --warn-unresolved-symbols.
8159 * options.h (class General_options): Add -z text and -z textoff.
8160 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
8162 2010-01-06 Sriraman Tallam <tmsriram@google.com>
8164 * gc.h (Garbage_collection::Cident_section_map): New typedef.
8165 (Garbage_collection::cident_sections): New function.
8166 (Garbage_collection::add_cident_section): New function.
8167 (Garbage_collection::cident_sections_): New member.
8168 (gc_process_relocs): Add references to sections whose names are C
8170 * gold.h (cident_section_start_prefix): New constant.
8171 (cident_section_stop_prefix): New constant.
8172 (is_cident): New function.
8173 * layout.cc (Layout::define_section_symbols): Replace string constants
8174 with the newly defined constants.
8175 * object.cc (Sized_relobj::do_layout): Track sections whose names are
8177 * testsuite/Makefile.am: Add gc_orphan_section_test.
8178 * testsuite/Makefile.in: Regenerate.
8179 * testsuite/gc_orphan_section_test.cc: New file.
8180 * testsuite/gc_orphan_section_test.sh: New file.
8182 2010-01-06 Ian Lance Taylor <iant@google.com>
8185 * options.h (class General_options): Add --warn-shared-textrel.
8186 * layout.cc (Layout::finish_dynamic_section): Implement
8187 --warn-shared-textrel.
8190 * options.h (class General_options): Add --warn-multiple-gp.
8192 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8194 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
8195 $(THREADSLIB) and $(LIBDL).
8196 * Makefile.in: Rebuild.
8198 2010-01-06 Ian Lance Taylor <iant@google.com>
8201 * options.cc (General_options::parse_section_start): New function.
8202 (General_options::section_start): New function.
8203 (General_options::General_options): Initialize all members.
8204 * options.h: Include <map>
8205 (class General_options): Add --section-start. Add section_starts_
8207 * layout.cc (Layout::attach_allocated_section_to_segment): If
8208 --section-start was used, set the address of the segment. Remove
8209 local sort_sections.
8210 (Layout::relaxation_loop_body): If the address of the load segment
8211 has been set by --section-start, don't use it.
8212 * output.h (Output_segment::update_flags_for_output_section): New
8214 * output.cc (Output_segment::add_output_section): Call
8215 update_flags_for_output_section.
8217 2010-01-05 Ian Lance Taylor <iant@google.com>
8220 * options.h (class General_options): Add --undefined-version.
8221 * script.cc (struct Version_expression): Add was_matched_by_symbol
8223 (Version_script_info::matched_symbol): New function.
8224 (Version_script_info::get_symbol_version_helper): Call
8226 (Version_script_info::check_unmatched_names): New function.
8227 * script.h (class Version_script_info): Update declarations.
8228 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
8230 * options.h (class General_options): Use DEFINE_bool_alias for
8231 allow_multiple_definition.
8232 * resolve.cc (Symbol_table::should_override): Don't test
8233 allow_multiple_definition.
8236 * options.h (class General_options): Add --cref.
8237 * main.cc (main): Print cref table if --cref. Don't close mapfile
8238 until after printing cref table.
8239 * cref.cc: Include "symtab.h".
8240 (class Cref_inputs): Define Cref_table_compare and Cref_table.
8241 (Cref_table_compare::operator()): New function.
8242 (Cref_inputs::gather_cref): New function.
8243 (filecol): New static const.
8244 (Cref_inputs::print_cref): New function.
8245 (Cref::print_cref): New function.
8246 * cref.h: Include <cstdio>.
8247 (class Cref): Update declarations.
8248 * mapfile.h (Mapfile::file): New function.
8249 * object.h (class Object): Define Symbols. Declare virtual
8250 do_get_global_symbols.
8251 (Object::get_global_symbols): New function.
8252 * object.cc (Input_objects::add_object): Pass object to cref_ if
8254 (Input_objects::archive_start): Likewise.
8255 (Input_objects::archive_stop): Likewise.
8256 (Input_objects::print_cref): New function.
8257 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
8258 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
8260 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
8262 * plugin.h (class Sized_pluginobj): Update declarations.
8264 2010-01-05 Ian Lance Taylor <iant@google.com>
8266 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
8267 to is_default_version. Rename insdef to insdefault.
8268 (Symbol_table::add_from_relobj): Rename def to is_default_version
8269 and local to is_forced_local.
8270 (Symbol_table::add_from_pluginobj): Likewise.
8271 (Symbol_table::add_from_dynobj): Likewise.
8272 (Symbol_table::define_special_symbol): Rename insdef to
8275 2010-01-04 Ian Lance Taylor <iant@google.com>
8278 * options.h (class General_options): Add
8279 --allow-multiple-definition and -z muldefs.
8280 * resolve.cc (Symbol_table::should_override): Don't warn about a
8281 multiple symbol definition if --allow-multiple-definition or -z
8285 * options.h (class General_options): Add --add-needed and
8286 --copy-dt-needed-entries. Tweak --as-needed help entry.
8287 * object.cc (Input_objects::check_dynamic_dependencies): Give an
8288 error if --copy-dt-needed-entries aka --add-needed is used and
8289 would cause a change in behaviour.
8292 * options.h (class General_options): Add -G as a short version of
8293 --shared. Add no-op options -assert, -g, and -i.
8295 2010-01-04 Sriraman Tallam <tmsriram@google.com>
8297 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
8298 check for .text or .gnu.linkonce.t sections.
8299 * icf.cc (Icf::find_identical_sections): Ditto.
8300 Change the detection for mangled function name within the section
8302 * icf.h (is_section_foldable_candidate): New function.
8304 2009-12-30 Ian Lance Taylor <iant@google.com>
8307 * options.h (class General_options): Permit two dashes with
8308 --retain-symbols-file.
8310 2009-12-30 Ian Lance Taylor <iant@google.com>
8313 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
8314 don't put the file header and segment headers in the text
8318 * common.cc (Sort_commons::operator()): Stabilize sort when both
8320 (Symbol_table::do_allocate_commons_list): When allocating common
8321 symbols, skip a symbol which is no longer common.
8322 * symtab.h (Symbol::is_common): Test whether the symbol comes from
8323 an object before checking its type.
8324 * testsuite/common_test_2.c: New file.
8325 * testsuite/common_test_3.c: New file.
8326 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
8327 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
8328 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
8329 (common_test_2_pic.o, common_test_2.so): New targets.
8330 (common_test_3_pic.o, common_test_3.so): New targets.
8331 * testsuite/Makefile.in: Rebuild.
8334 * script.cc (read_input_script): If we see a new SECTIONS clause,
8335 and we have added an input section, give an error.
8336 * layout.h (class Layout): Add have_added_input_section function.
8337 Add have_added_input_section_ field.
8338 * layout.cc (Layout::Layout): Initialize
8339 have_added_input_section_.
8340 (Layout::layout): Set have_added_input_section_.
8341 (Layout::layout_eh_frame): Likewise.
8343 2009-12-30 Ian Lance Taylor <iant@google.com>
8346 * options.h (class General_options): Add --sort-common option.
8347 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
8348 * common.cc (Sort_common): Add sort_order parameter to
8349 constructor. Add sort_order_ field.
8350 (Sort_commons::operator): Check sort_order_.
8351 (Symbol_table::allocate_commons): Determine the sort order.
8352 (Symbol_table::do_allocate_commons): Add sort_order parameter.
8354 (Symbol_table::do_allocate_commons_list): Likewise.
8356 2009-12-30 Ian Lance Taylor <iant@google.com>
8359 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
8360 symbols from this object, don't change the visibility of an
8362 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
8364 2009-12-30 Ian Lance Taylor <iant@google.com>
8367 * script.h (class Version_script_info): Define Language enum.
8368 Update declarations. Define Glob, Exact, and Lookup types. Add
8369 new fields globals_, locals_, and is_finalized_.
8370 * script.cc: Various formatting fixes.
8371 (class Parser_closure): Change language_stack_ from a vector of
8372 std::string to one of Version_script_info::Language. Adjust all
8374 (class Lazy_demangler): Remove.
8375 (struct Version_expression): Change language from std::string to
8376 Version_script_info::Language.
8377 (Version_script_info::Version_script_info): New function.
8378 (Version_script_info::~Version_script_info): Don't call clear.
8379 (Version_script_info::finalize): New function.
8380 (Version_script_info::build_lookup_tables): New function.
8381 (Version_script_info::build_expression_list_lookup): New
8383 (Version_script_info::get_symbol_version_helper): Rewrite to use
8385 (Version_script_info::print_expression_list): Adjust to use
8386 Version_script_info::Language.
8387 (script_push_lex_into_version_mode): Check that the version script
8388 has not been finalized.
8389 (version_script_push_lang): Change language string to
8390 Version_script_info::Language.
8391 * options.cc (Command_line::version_script): New function.
8392 * options.h (class General_options): Add finalize_dynamic_list
8393 function. Change version_script from declaration to definition.
8394 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
8395 * testsuite/version_script.map: Remove duplicate def of foo.
8396 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
8398 * testsuite/Makefile.in: Rebuild.
8400 2009-12-30 Ian Lance Taylor <iant@google.com>
8403 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
8404 if the input symbol index is 0, make the output symbol index 0.
8406 2009-12-30 Ian Lance Taylor <iant@google.com>
8409 * options.h (class General_options): Add -x/--discard-all.
8410 * object.cc (Sized_relobj::do_count_local_symbols): Handle
8411 --discard-all. If the local symbol needs a dynamic entry, check
8412 that before handling --discard-locals.
8414 2009-12-30 Ian Lance Taylor <iant@google.com>
8417 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
8419 (Output_segment::add_output_section): Don't change the flags if
8423 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
8424 GNU hash table if they need a dynamic value. Otherwise, don't add
8425 them if they are defined in a dynamic object or are forced local.
8427 2009-12-29 Ian Lance Taylor <iant@google.com>
8430 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
8431 .gnu.hash table for a 32-bit target.
8434 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
8435 regular and a dynamic object only needs a dynamic symbol table
8436 entry if it is externally visible.
8439 * i386.cc (class Target_i386): Initialize global_offset_table_ in
8440 constructor. Add global_offset_table_ field.
8441 (Target_i386::got_section): Set global_offset_table_.
8442 (Target_i386::do_finalize_sections): Set global_offset_table_
8444 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
8445 in constructor. Add global_offset_table_ field.
8446 (Target_x86_64::got_section): Set global_offset_table_.
8447 (Target_x86_64::do_finalize_sections): Set global_offset_table_
8450 * layout.cc (Layout::Layout): Initialize increase_relro_.
8451 (Layout::get_output_section): Add is_relro, is_last_relro, and
8452 is_first_non_relro parameters. Change all callers.
8453 (Layout::choose_output_section): Likewise.
8454 (Layout::add_output_section_data): Likewise.
8455 (Layout::make_output_section): Likewise.
8456 (Layout::set_segment_offsets): Clear increase_relro when using a
8458 * layout.h (class Layout): Add increase_relro method. Add
8459 increase_relro_ field. Update declarations.
8460 * output.cc (Output_section::Output_section): Initialize
8461 is_last_relro_ and is_first_non_relro_.
8462 (Output_segment::add_output_section): Group relro sections is
8463 do_sort is true. Handle is_last_relro and is_first_non_relro.
8464 (Output_segment::maximum_alignment): Remove relro handling.
8465 (Output_segment::set_section_addresses): Add increase_relro
8466 parameter. Change all callers. Add initial alignment to align
8467 relro sections on separate page. Remove old relro handling.
8468 (Output_segment::set_section_list_addresses): Remove in_relro
8469 parameter. Change all callers.
8470 (Output_segment::set_offset): Add increase parameter. Change all
8471 callers. Remove old relro handling.
8472 * output.h (class Output_section): Add new methods: is_last_relro,
8473 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
8474 Add is_last_relro_ and is_first_non_relro_ fields.
8475 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
8476 Create separate .got.plt section. Call increase_relro.
8477 * x86_64.cc (Target_x86_64::got_section): Likewise.
8478 * testsuite/relro_script_test.t: Add .got.plt.
8481 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
8482 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
8483 (Layout::finalize): Call set_dynamic_symbol_size.
8484 (Layout::set_dynamic_symbol_size): New function.
8485 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
8486 set_dynamic_symbol_size.
8489 * output.h (class Output_section): Add is_entsize_zero_ field.
8490 * output.cc (Output_section::Output_section): Initialize
8492 (Output_section::set_entsize): If two different entsizes are
8493 requested, force it to zero.
8494 (Output_section::add_input_section): Set flags for .debug_str
8495 before updating section flags. Set entsize.
8496 (Output_section::update_flags_for_input_section): Set SHF_MERGE
8497 and SHF_STRING if all input sections have those flags.
8499 2009-12-29 Rafael Espindola <espindola@google.com>
8501 * main.cc (main): Fix the sys time reporting.
8502 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
8505 2009-12-29 Sriraman Tallam <tmsriram@google.com>
8507 * options.cc (General_options::parse_version): Allow -v to exit
8508 without an error if there is nothing to link.
8510 2009-12-29 Ian Lance Taylor <iant@google.com>
8512 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
8513 using a version of gcc before 4.1.
8514 * configure: Rebuild.
8516 2009-12-28 Chris Demetriou <cgd@google.com>
8518 * attributes.cc (Output_attributes_section_data::do_write): Use
8519 std::vector::front rather than std::vector::data.
8521 2009-12-28 Ian Lance Taylor <iant@google.com>
8523 * symtab.h (class Symbol_table): Add enum Defined.
8524 * resolve.cc (Symbol_table::should_override): Add defined
8525 parameter. Change all callers. Test whether object is NULL
8526 before calling a method on it.
8527 (Symbol_table::report_resolve_problem): Add defined parameter.
8529 (Symbol_table::should_override_with_special): Likewise.
8530 * symtab.cc (Symbol_table::define_in_output_data): Add defined
8531 parameter. Change all callers.
8532 (Symbol_table::do_define_in_output_data): Likewise.
8533 (Symbol_table::define_in_output_segment): Likewise.
8534 (Symbol_table::do_define_in_output_segment): Likewise.
8535 (Symbol_table::define_as_constant): Likewise.
8536 (Symbol_table::do_define_as_constant): Likewise.
8537 * script.h (class Symbol_assignment): Add is_defsym parameter to
8538 constructor; change all callers.
8539 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
8540 parameter. Change all callers. Add is_defsym_ field.
8541 (class Parser_closure): Add parsing_defsym parameter to
8542 constructor; change all callers. Add parsing_defsym accessor
8543 function. Add parsing_defsym_ field.
8545 2009-12-28 Ian Lance Taylor <iant@google.com>
8547 * gold.cc (queue_middle_tasks): Fix formatting.
8548 * object.cc (Relobj::is_section_name_included): Likewise.
8550 2009-12-23 Ian Lance Taylor <iant@google.com>
8552 * i386.cc (Target_i386::do_calls_non_split): Recognize
8553 -fsplit-stack prologue for a function with a static chain.
8554 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
8555 -fsplit-stack prologue when using %r11.
8557 2009-12-21 Sriraman Tallam <tmsriram@google.com>
8559 * options.cc (General_options::parse_version): Make -v continue and do
8560 the link like GNU ld does.
8562 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
8564 * Makefile.am (CCFILES): Add timer.cc.
8565 (HFILES): Add timer.h.
8566 * configure.ac: Check for sysconf and times.
8567 * main.cc: include timer.h.
8568 (main): Use Timer instead of get_run_time.
8571 * workqueue.cc: include timer.h.
8572 (Workqueue::find_and_run_task):
8573 Report user, sys and wall time.
8574 * Makefile.in: Regenerate.
8575 * config.in: Regenerate.
8576 * configure: Regenerate.
8578 2009-12-16 Doug Kwan <dougkwan@google.com>
8580 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
8582 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
8583 relaxed input sections.
8584 * output.cc (Output_section::find_relaxed_input_section): Change
8585 return type to Output_relaxed_input_section pointer. Adjust code
8586 for new type of relaxed_input_section_map_.
8587 * output.h (Output_section::find_relaxed_input_section): Change
8588 return type to Output_relaxed_input_section pointer.
8589 (Output_section::Output_relaxed_input_section_by_input_section_map):
8591 (Output_section::relaxed_input_section_map_): Change type to
8592 Output_section::Output_relaxed_input_section_by_input_section_map.
8593 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
8596 2009-12-15 Ian Lance Taylor <iant@google.com>
8598 * layout.cc (Layout::create_shstrtab): Only write out after input
8599 sections if we are compressing debug sections.
8601 2009-12-15 Ian Lance Taylor <iant@google.com>
8603 * archive.cc (Archive::add_symbols): Only look up a symbol without
8604 a version if there is, in fact, a version.
8606 2009-12-14 Ian Lance Taylor <iant@google.com>
8608 Revert -Wshadow changes, all changes from:
8609 2009-12-11 Doug Kwan <dougkwan@google.com>
8610 2009-12-11 Nick Clifton <nickc@redhat.com>
8611 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
8613 2009-12-11 Doug Kwan <dougkwan@google.com>
8615 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
8617 * attributes.cc (Object_attribute::size): Ditto.
8618 (Attributes_section_data::size): Ditto.
8619 (Attributes_section_data::Attributes_section_data): Ditto.
8620 (Output_attributes_section_data::do_write): Ditto.
8621 * attributes.h (Object_attribute::set_type): Ditto.
8622 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
8624 2009-12-11 Nick Clifton <nickc@redhat.com>
8626 * archive.cc: Fix shadowed variable warnings.
8628 * compressed_output.cc: Likewise.
8629 * compressed_output.h: Likewise.
8630 * configure: Likewise.
8631 * dwarf_reader.cc: Likewise.
8632 * dynobj.cc: Likewise.
8633 * dynobj.h: Likewise.
8634 * ehframe.cc: Likewise.
8635 * ehframe.h: Likewise.
8636 * errors.cc: Likewise.
8637 * expression.cc: Likewise.
8638 * fileread.cc: Likewise.
8639 * fileread.h: Likewise.
8640 * freebsd.h: Likewise.
8641 * i386.cc: Likewise.
8643 * incremental.h: Likewise.
8644 * layout.cc: Likewise.
8645 * layout.h: Likewise.
8646 * mapfile.cc: Likewise.
8647 * merge.cc: Likewise.
8648 * merge.h: Likewise.
8649 * object.cc: Likewise.
8650 * object.h: Likewise.
8651 * options.h: Likewise.
8652 * output.cc: Likewise.
8653 * output.h: Likewise.
8654 * parameters.cc: Likewise.
8655 * plugin.cc: Likewise.
8656 * powerpc.cc: Likewise.
8657 * reduced_debug_output.cc: Likewise.
8658 * reduced_debug_output.h: Likewise.
8659 * reloc.cc: Likewise.
8660 * reloc.h: Likewise.
8661 * resolve.cc: Likewise.
8662 * script-sections.cc: Likewise.
8663 * script.cc: Likewise.
8664 * script.h: Likewise.
8665 * sparc.cc: Likewise.
8666 * symtab.cc: Likewise.
8667 * symtab.h: Likewise.
8668 * target-select.cc: Likewise.
8669 * target-select.h: Likewise.
8670 * token.h: Likewise.
8671 * workqueue.cc: Likewise.
8672 * workqueue.h: Likewise.
8673 * x86_64.cc: Likewise.
8675 2009-12-10 Doug Kwan <dougkwan@google.com>
8677 * arm.cc (attributes.h): New include.
8678 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
8679 (Arm_relobj::~Arm_relobj): Delete object pointed by
8680 attributes_section_data_.
8681 (Arm_relobj::attributes_section_data): New method definition.
8682 (Arm_relobj::attributes_section_data_): New data member declaration.
8683 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
8684 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
8685 attributes_section_data_.
8686 (Arm_dynobj::attributes_section_data): New method definition.
8687 (Arm_dynobj::attributes_section_data_): New data member declaration.
8688 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
8689 initialization value of may_use_blx_ to false.
8690 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
8691 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
8692 object attributes to compute results instead of hard-coding.
8693 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
8694 Target_arm::get_secondary_compatible_arch,
8695 Target_arm::set_secondary_compatible_arch
8696 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8697 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
8698 New method declarations.
8699 (Target_arm::get_aeabi_object_attribute): New method definition.
8700 (Target_arm::attributes_section_data_): New data member declaration.
8701 (read_arm_attributes_section): New template definition.
8702 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
8703 (Arm_dynobj::do_read_symbols): Ditto.
8704 (Target_arm::do_finalize_sections): Merge attributes sections from
8705 input. Check for BLX use after attributes section merging.
8706 Fix __exidx_start and __exidx_end visibility. Create an
8707 .ARM.attributes section if necessary.
8708 (Target_arm::get_secondary_compatible_arch,
8709 Target_arm::set_secondary_compatible_arch,
8710 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8711 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
8712 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
8713 New method definitions.
8715 2009-12-09 Ian Lance Taylor <iant@google.com>
8717 * plugin.cc (Plugin::load): Don't cast from void* to a function
8720 2009-12-09 Ian Lance Taylor <iant@google.com>
8722 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
8725 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
8727 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
8728 Replace two_file_shared_1.so with two_file_shared_2.so.
8729 * testsuite/Makefile.in: Regenerated.
8731 2009-12-08 Doug Kwan <dougkwan@google.com>
8733 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
8734 (HFILES): Add attributes.h and int_encoding.h.
8735 * Makefile.in: Regenerate.
8736 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
8737 function definitions to int_encoding.cc
8738 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
8739 prototypes to int_encoding.h
8740 * reduced_debug_output.cc (int_encoding.h): New include.
8741 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
8742 function definitions to int_encoding.cc
8743 (insert_into_vector, read_from_pointer): Move template definitions to
8745 * attributes.cc: New file.
8746 * attributes.h: New file.
8747 * int_encoding.cc: New file.
8748 * int_encoding.h: New file.
8750 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
8753 * incremental-dump.cc (dump_incremental_inputs): New.
8754 (main): Use dump_incremental_inputs.
8756 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
8759 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
8760 checking elfcpp::STT_FUNC.
8761 (Target_i386::Relocate::relocate): Likewise.
8762 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8764 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
8765 symbols from shared libraries into normal FUNC symbols.
8767 * symtab.h (Symbol): Add is_func and use it.
8769 2009-12-05 Doug Kwan <dougkwan@google.com>
8771 * arm.cc (Target_arm::arm_info): Initialize new fields
8772 attributes_section and attributes_vendor.
8773 * i386.cc (Target_i386::i386_info): Same.
8774 * object.cc (Sized_relobj::do_layout): Skip attribute section.
8775 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8776 fields attributes_section and attributes_vendor.
8777 * sparc.cc (Target_sparc::sparc_info): Same.
8778 * target.h (Target::attributes_section, Target::attributes_vendor,
8779 Target::is_attributes_section, Target::attribute_arg_type,
8780 Target::attributes_order): New method definitions.
8781 (Target::Target_info::attributes_section,
8782 Target::Target_info::attributes_vendor): New fields.
8783 (Target::do_attribute_arg_type, Target::do_attributes_order): New
8784 virtual method definitions.
8785 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8786 attributes_section and attributes_vendor.
8787 * testsuite/testfile.cc (Target_test::test_target_info): Same.
8789 2009-12-05 Doug Kwan <dougkwan@google.com>
8791 * arm.cc: Update comments about interworking and stub generation.
8792 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8793 considered as non-PIC.
8794 (Arm_relocate_functions::base_abs): Fix formatting.
8795 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8796 of function to use GOT entry address instead of offset.
8797 (Target_arm::Scan::global): Issue an error if a symbol would need a
8798 PLT does not get one because it is untyped. Remove code to create
8799 dynamic symbols for relative branches.
8800 (Target_arm::Relocate::relocate: Use 0 instead of false since function
8801 takes unsigned integer instead of boolean.
8803 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
8805 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8806 (two_file_test_LDADD): Likewise.
8807 (common_test_1_LDADD): Likewise.
8808 (exception_test_LDADD) Likewise.
8809 (weak_test_LDADD): Likewise.
8810 (many_sections_test_LDADD): Likewise.
8811 (initpri1_LDADD): Likewise.
8812 (script_test_1_LDADD): Likewise.
8813 (script_test_2_LDADD): Likewise.
8814 (justsyms_LDADD): Likewise.
8815 (binary_test_LDADD): Likewise.
8816 (large_LDADD): Likewise.
8817 * testsuite/Makefile.in: Regenerated.
8819 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
8821 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
8822 (Symbol_table::override_with_special): Likewise.
8823 (Symbol_table::add_from_object): Likewise.
8825 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8827 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8828 Don't set the data_offset twice.
8830 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8832 * testsuite/Makefile.in: Regenerate.
8834 2009-12-03 Doug Kwan <dougkwan@google.com>
8836 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
8837 (Target_arm::do_finalize_sections): Add parameter for symbol table
8838 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
8839 * i386.cc (Target_i386::do_finalize_sections): Add an additional
8840 parameter for symbol table pointer.
8841 * layout.cc (Layout::finalize): Call Target::finalize_sections with
8842 an additional parameter for a pointer to symbol table.
8843 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
8844 parameter for a symbol table pointer.
8845 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
8846 * target.h (Target::finalize_sections, Target::do_finalize_sections):
8848 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
8849 parameter for a symbol table pointer.
8851 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
8853 * incremental.cc (Incremental_inputs_header)
8854 (Incremental_inputs_header_write, Incremental_inputs_entry)
8855 (Incremental_inputs_entry_write): Move ...
8856 * incremental.h (Incremental_inputs_header)
8857 (Incremental_inputs_header_write, Incremental_inputs_entry)
8858 (Incremental_inputs_entry_write): here.
8860 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8862 * incremental.cc (make_sized_incremental_binary): Set the target.
8863 Error if it is incompatible.
8864 * output.h (Output_file): Add filename method.
8866 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8868 * incremental.cc (Incremental_inputs_entry): Remove unused argument
8869 from the get_* methods.
8871 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8873 * incremental-dump.cc (main): Check that the offeset of a script is 0.
8874 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8875 Write 0 for the data_offset of scripts.
8877 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8879 * testsuite/Makefile.am: Add the incremental_test.sh test.
8880 * testsuite/incremental_test.sh: New.
8881 * testsuite/incremental_test_1.c: New.
8882 * testsuite/incremental_test_2.c: New.
8884 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
8886 * incremental-dump.cc (main): Fix typos.
8888 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8891 * incremental-dump.cc (main): Use llu to print 64 bit values.
8893 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
8894 H.J. Lu <hongjiu.lu@intel.com>
8896 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
8898 (incremental_dump_LDADD): Likewise.
8899 * Makefile.in: Regenerated.
8901 2009-11-25 Doug Kwan <dougkwan@google.com>
8905 2009-11-25 Doug Kwan <dougkwan@google.com>
8907 * arm.cc (Target_arm::Target_arm): Move method definition
8908 outside of class definition. Add code to handle
8909 --target1-rel, --target1-abs and --target2= options.
8910 (Target_arm::get_reloc_reloc_type): Change method to be
8911 non-static and const.
8912 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
8913 New data member declaration.
8914 (Target_arm::Scan::local, Target_arm::Scan::global,
8915 Target_arm::Relocate::relocate,
8916 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8917 Adjust call to Target_arm::get_real_reloc_type.
8918 (Target_arm::get_real_reloc_type): Use command line options
8919 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8920 * options.h (--target1-rel, --target1-abs, --target2): New
8923 2009-11-25 Doug Kwan <dougkwan@google.com>
8925 * arm.cc (Target_arm::Target_arm): Move method definition outside of
8926 class definition. Add code to handle --target1-rel, --target1-abs
8927 and --target2= options.
8928 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8930 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
8932 (Target_arm::Scan::local, Target_arm::Scan::global,
8933 Target_arm::Relocate::relocate,
8934 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
8935 call to Target_arm::get_real_reloc_type.
8936 (Target_arm::get_real_reloc_type): Use command line options to
8937 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8938 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
8941 2009-11-25 Doug Kwan <dougkwan@google.com>
8943 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
8944 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
8945 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
8947 (Arm_relocate_functions::thm_call): Replace body with a call to
8948 Arm_relocate_functions::thumb_branch_common.
8949 (Arm_relocate_functions::thm_jump24,
8950 Arm_relocate_functions::thm_xpc22): New method definitions.
8951 (Arm_relocate_functions::thumb_branch_common): New method definition.
8952 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
8954 (Target_arm::Relocate::relocate): Adjust call to thm_call.
8955 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
8957 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8959 * Makefile.am: Build incremental-dump
8960 * Makefile.in: Regenerate.
8961 * incremental-dump.cc: New.
8962 * incremental.cc (Incremental_inputs_header_data,
8963 Incremental_inputs_entry_data): Move to incremental.h
8964 * incremental.h: (Incremental_inputs_header_data,
8965 Incremental_inputs_entry_data): Move from incremental.cc
8967 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8969 * incremental.cc (Incremental_inputs_header,
8970 Incremental_inputs_header_write, Incremental_inputs_entry,
8971 Incremental_inputs_entry_write): Add a typedef with the data type.
8973 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8975 * incremental.cc (Incremental_inputs_header,
8976 Incremental_inputs_header_write, Incremental_inputs_entry,
8977 Incremental_inputs_entry_write): Update comment about which
8978 type has the filed descriptions.
8980 2009-11-15 Doug Kwan <dougkwan@google.com>
8982 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8983 (Arm_relocate_functions::arm_branch_common): Change method defintion
8984 in class definition to a method declaration and update list of formal
8986 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8987 Arm_relocation_functions::jump24): Adjust call to
8988 Arm_relocate_functions::arm_branch_common. Update list of formal
8990 (Arm_relocate_functions::xpc25): New method definition.
8991 (Arm_relocate_functions::arm_branch_common): Move method defintion
8992 out from class definition. Use stubs for mode-switching and extending
8994 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8995 specially. Change code to enable use of stubs in ARM branches.
8997 2009-11-10 Doug Kwan <dougkwan@google.com>
8999 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
9000 in method declaration.
9001 (Target_arm::relocate_stub): New method declaration.
9002 (Target_arm::default_target): Change to return a pointer instead of
9004 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
9005 Target_arm::default_target.
9006 (Arm_Relobj::do_relocate_sections): Remove options paramater in
9008 (Target_arm::relocate_section): Adjust view.
9009 (Target_arm::relocate_stub): New method definition.
9011 2009-11-10 Doug Kwan <dougkwan@google.com>
9013 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
9015 * incremental.cc (open_incremental_binary): Initialized local
9016 variables to avoid warnings.
9017 * object.cc (make_elf_object): Ditto.
9018 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
9021 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
9024 * testsuite/plugin_test.c: Include "config.h".
9026 2009-11-09 Doug Kwan <dougkwan@google.com>
9028 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
9029 (arm_symbol_value): Remove.
9030 (Arm_relocate_functions::arm_branch_common,
9031 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
9032 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
9033 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
9034 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
9035 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
9036 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
9037 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
9038 Arm_relocate_functions::thm_mobw_abs_nc,
9039 Arm_relocate_functions::thm_mov_abs,
9040 Arm_relocate_functions::movw_prel_nc,
9041 Arm_relocate_functions::thm_movt_abs,
9042 Arm_relocate_functions::movt_prel,
9043 Arm_relocate_functions::thm_movw_prel_nc,
9044 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
9045 (Target_arm::Relocate::relocate): Only decompose address into two
9046 parts if relocation type uses the thumb-bit and pass the actual
9047 bit instead of a flag indicating that the thumb-bit is used. Adjust
9048 calls to methods in Arm_relocate_functions for this change.
9050 2009-11-08 Ian Lance Taylor <iant@google.com>
9053 * reloc.cc: Instantiate
9054 Sized_relobj::initialize_input_to_output_maps and
9055 Sized_relobj:free_input_to_output_maps.
9057 2009-11-06 Ian Lance Taylor <iant@google.com>
9060 * defstd.cc (in_segment): Set only_if_ref true for "end".
9062 2009-11-06 Doug Kwan <dougkwan@google.com>
9064 * arm.cc (class Reloc_stub): Correct a comment.
9065 (Target_arm::Target_arm): Initialize arm_input_section_map_.
9066 (Target_arm::scan_section_for_stubs): New method declaration.
9067 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
9068 Change methods from private to protected.
9069 (Target_arm::do_may_relax): New method definition.
9070 (Target_arm::do_relax, Target_arm::group_sections,
9071 Target_arm::scan_reloc_for_stub,
9072 Target_arm::scan_reloc_section_for_stubs): New method declarations.
9073 (Target_arm::arm_input_section_map_): New data member declaration.
9074 (Target_arm::scan_reloc_for_stub,
9075 Target_arm::scan_reloc_section_for_stubs,
9076 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
9077 Target_arm::do_relax): New method definitions.
9079 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
9081 * configure.ac: Check for (struct stat)::st_mtim
9082 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
9083 * config.in: Regenerate.
9084 * configure: Regenerate.
9086 2009-11-05 Ian Lance Taylor <iant@google.com>
9089 * output.cc (Output_segment::add_output_section): Add missing
9092 2009-11-04 Ian Lance Taylor <iant@google.com>
9095 * object.h (class Object): Add is_needed and set_is_needed
9096 methods. Add is_needed_ field. Make bool fields into bitfields.
9097 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
9098 defined in a dynamic object and referenced by a regular object,
9099 set is_needed for the dynamic object.
9100 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
9101 if the file is marked with as_needed and it is not needed.
9103 2009-11-04 Ian Lance Taylor <iant@google.com>
9106 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
9107 tags if data is discarded by linker script.
9108 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9109 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9110 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9111 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9113 2009-11-04 Ian Lance Taylor <iant@google.com>
9115 * layout.cc (Layout::get_output_section): Add is_interp and
9116 is_dynamic_linker_section parameters. Change all callers.
9117 (Layout::choose_output_section): Likewise.
9118 (Layout::make_output_section): Likewise.
9119 (Layout::add_output_section_data): Add is_dynamic_linker_section
9120 parameter. Change all callers.
9121 * layout.h (class Layout): Update declarations.
9122 * output.h (class Output_section): Add is_interp, set_is_interp,
9123 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
9124 Add is_interp_, is_dynamic_linker_section_ fields. Change
9125 generate_code_fills_at_write_ to a bitfield.
9126 * output.cc (Output_section::Output_sections): Initialize new
9128 (Output_segment::add_output_section): Add do_sort parameter.
9131 2009-11-03 Ian Lance Taylor <iant@google.com>
9134 * options.h (class General_options): Add --warn-common.
9135 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
9136 merging two common symbols.
9137 (Symbol_table::should_override): Handle --warn-common when merging
9138 a common symbol with a defined symbol. Use report_resolve_problem
9139 for multiple definitions.
9140 (Symbol_table::report_resolve_problem): New function.
9141 * symtab.h (class Symbol_table): Declare report_resolve_problem.
9143 2009-11-03 Doug Kwan <dougkwan@google.com>
9145 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
9147 (Target_arm::stub_factory): New method definition.
9148 (Target_arm::new_arm_input_section,
9149 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
9150 Target_arm::reloc_uses_thumb_bit): New method declarations.
9151 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
9152 New type definitions.
9153 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
9154 member declarations.
9155 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
9156 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
9157 New method definitions.
9159 2009-11-03 Ian Lance Taylor <iant@google.com>
9161 * options.h (class General_options): Add --warn_constructors.
9163 2009-11-03 Ian Lance Taylor <iant@google.com>
9166 * defstd.cc (in_section): Add entries for __rel_iplt_start,
9167 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
9169 2009-11-03 Ian Lance Taylor <iant@google.com>
9172 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
9173 --msgid-bugs-address.
9174 (install-pdf): New target.
9175 (install-data_yes): Look up one directory to find mkinstalldirs.
9177 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
9179 * po/Make-in (.po.gmo): Don't generate .gmo files in source
9182 2009-10-30 Doug Kwan <dougkwan@google.com>
9184 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
9186 2009-10-30 Doug Kwan <dougkwan@google.com>
9188 * arm.cc (Stub_addend_reader): New struct template definition
9189 and partial specializations.
9190 (Stub_addend_reader::operator()): New method definition for a
9191 partially specialized template.
9193 2009-10-30 Doug Kwan <dougkwan@google.com>
9195 * arm.cc (Arm_relobj::processor_specific_flags): New method
9197 (Arm_relobj::do_read_symbols): New method declaration.
9198 (Arm_relobj::processor_specific_flags_): New data member declaration.
9199 (Arm_dynobj): New class definition.
9200 (Target_arm::do_finalize_sections): Add input_objects parameter.
9201 (Target_arm::do_adjust_elf_header): New method declaration.
9202 (Target_arm::are_eabi_versions_compatible,
9203 (Target_arm::merge_processor_specific_flags): New method declaration.
9204 (Target_arm::do_make_elf_object): New overloaded method definitions
9206 (Arm_relobj::do_read_symbols): New method definition.
9207 (Arm_dynobj::do_read_symbols): Ditto.
9208 (Target_arm::do_finalize_sections): Add input_objects parameters.
9209 Merge processor-specific flags from all input objects.
9210 (Target_arm::are_eabi_versions_compatible,
9211 Target_arm::merge_processor_specific_flags,
9212 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
9213 New method definitions.
9214 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
9215 Input_objects pointer type parameter.
9216 * layout.cc (Layout::finalize): Pass input objects to target's.
9217 finalize_sections function.
9218 * output.cc (Output_file_header::do_sized_write): Set ELF file
9219 header's processor-specific flags.
9220 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
9221 Input_objects pointer type parameter.
9222 * sparc.cc (Target_sparc::do_finalize_sections): Same.
9223 * target.h (Input_objects): New forward class declaration.
9224 (Target::processor_specific_flags,
9225 Target::are_processor_specific_flags_sect): New method definitions.
9226 (Target::finalize_sections): Add input_objects parameter.
9227 (Target::Target): Initialize processor_specific_flags_ and
9228 are_processor_specific_flags_set_.
9229 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
9231 (Target::set_processor_specific_flags): New method definition.
9232 (Target::processor_specific_flags_,
9233 Target::are_processor_specific_flags_set_): New data member
9235 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
9236 Input_objects pointer type parameter.
9238 2009-10-30 Doug Kwan <dougkwan@google.com>
9240 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
9242 2009-10-28 Ian Lance Taylor <iant@google.com>
9244 * object.h (class Relobj): Drop options parameter from
9245 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
9246 do_scan_relocs, do_relocate. Change all callers.
9247 (class Sized_relobj): Drop options parameters from
9248 do_gc_process_relocs, do_scan_relocs, do_relocate,
9249 do_relocate_sections, relocate_sections, emit_relocs_scan,
9250 emit_relocs_scan_reltype. Change all callers.
9251 (struct Relocate_info): Remove options field and all references to
9253 * reloc.h (class Read_relocs): Remove options constructor
9254 parameter and options_ field. Change all callers.
9255 (class Gc_process_relocs, class Scan_relocs): Likewise.
9256 (class Relocate_task): Likewise.
9257 * target-reloc.h (scan_relocs): Remove options parameter. Change
9259 (scan_relocatable_relocs): Likewise.
9260 * target.h (class Sized_target): Remove options parameter from
9261 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
9263 * gc.h (gc_process_relocs): Remove options parameter. Change all
9265 * arm.cc: Update functions to remove options parameters.
9266 * i386.cc: Likewise.
9267 * powerpc.cc: Likewise.
9268 * sparc.cc: Likewise.
9269 * x86_64.cc: Likewise.
9270 * testsuite/testfile.cc: Likewise.
9272 2009-10-28 Doug Kwan <dougkwan@google.com>
9274 * arm.cc (Arm_relobj): New class definition.
9275 (Arm_relobj::scan_sections_for_stubs,
9276 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
9277 New method definitions.
9279 2009-10-28 Cary Coutant <ccoutant@google.com>
9281 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
9282 (Plugin::cleanup_done_): New member.
9283 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
9284 (Plugin_manager::cleanup_done_): Remove.
9285 (Plugin_manager::add_input_file): Edit error message.
9286 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
9287 (Plugin_manager::cleanup): Remove use of cleanup_done_.
9289 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
9291 * fileread.cc: (File_read::View::~View): Use the new
9292 data_ownership_ filed.
9293 (File_read::~File_read): Dispose the new whole_file_view_.
9294 (File_read::open): Mmap the whole file if needed.
9295 (File_read::open): Use whole_file_view_ instead of contents_.
9296 (File_read::find_view): Use whole_file_view_ if applicable.
9297 (File_read::do_read): Use whole_file_view_ instead of contents_.
9298 (File_read::make_view): Use whole_file_view_ instead of contents_,
9299 update File_read::View::View call.
9300 (File_read::find_or_make_view): Update File_read::View::View
9302 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
9304 (File_read::View::Data_ownership): New enum.
9305 (File_read::View::View): Replace bool mapped_ with Data_ownership
9307 (File_read::View::mapped_): Remove (replaced by data_ownership_).
9308 (File_read::View::data_ownership_): New field.
9309 (File_read::contents_): Remove (replaced by whole_file_view_).
9310 (File_read::whole_file_view_): New field.
9311 * options.h (class General_options): Add --keep-files-mapped.
9313 2009-10-27 Cary Coutant <ccoutant@google.com>
9315 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
9316 * testsuite/Makefile.am (plugin_test_5): New test case.
9317 * testsuite/Makefile.in: Regenerate.
9319 2009-10-25 Doug Kwan <dougkwan@google.com>
9321 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
9322 from private to protected to allow access by child class.
9323 (Sized_relobj::do_relocate_sections): New method declaration.
9324 (Sized_relobj::relocate_sections): Virtualize.
9325 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
9326 Sized_relobj::relocate_sections. Instantiate template explicitly
9327 for different target sizes and endianity.
9329 2009-10-24 Doug Kwan <dougkwan@google.com>
9331 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
9332 (Arm_input_section::as_arm_input_section): New method.
9333 (Arm_output_section): New class definition.
9334 (Arm_output_section::create_stub_group,
9335 Arm_output_section::group_sections): New method definitions.
9337 2009-10-22 Doug Kwan <dougkwan@google.com>
9339 * arm.cc (Arm_input_section): New class definition.
9340 (Arm_input_section::init, Arm_input_section:do_write,
9341 Arm_input_section::set_final_data_size,
9342 Arm_input_section::do_reset_address_and_file_offset): New method
9345 2009-10-21 Doug Kwan <dougkwan@google.com>
9347 * arm.cc (Stub_table, Arm_input_section): New forward class
9349 (Stub_table): New class defintion.
9350 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
9351 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
9352 New method definition.
9354 2009-10-21 Doug Kwan <dougkwan@google.com>
9356 * arm.cc: Update copyright comments.
9357 (Target_arm): New forward class template declaration.
9358 (Arm_address): New type.
9359 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
9360 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
9361 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
9363 (Insn_template): Same.
9364 (DEF_STUBS): New macro.
9365 (Stub_type): New enum type.
9366 (Stub_template): New class definition.
9369 (Stub_factory): Same.
9370 (Target_arm::Target_arm): Initialize may_use_blx_ and
9371 should_force_pic_veneer_.
9372 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
9373 Target_arm::should_force_pic_veneer,
9374 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
9375 Target_arm::using_thumb_only, Target_arm:;default_target): New
9377 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
9378 New data member declarations.
9379 (Insn_template::size, Insn_template::alignment): New method defintions.
9380 (Stub_template::Stub_template): New method definition.
9381 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
9382 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
9383 (Stub_factory::Stub_factory): New method definition.
9384 * gold.h (string_hash): New template.
9385 * output.h (Input_section_specifier::hash_value): Use
9387 (Input_section_specifier::string_hash): Remove.
9388 * stringpool.cc (Stringpool_template::string_hash): Use
9391 2009-10-20 Doug Kwan <dougkwan@google.com>
9393 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
9394 symbols of relaxed input sections.
9395 * output.h (Output_section::find_relaxed_input_section): Make
9398 2009-10-16 Doug Kwan <dougkwan@google.com>
9400 * dynobj.cc (Versions::Versions): Initialize version_script_.
9401 Only insert base version symbol definition for a shared object
9402 if version script defines any version versions.
9403 (Versions::define_base_version): New method definition.
9404 (Versions::add_def): Check that base version is not needed.
9405 (Versions::add_need): Define base version lazily.
9406 * dynobj.h (Versions::define_base_version): New method declaration.
9407 (Versions::needs_base_version_): New data member declaration.
9408 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
9409 (check_DATA): Add no_version_test.stdout.
9410 (libno_version_test.so, no_version_test.o no_version_test.stdout):
9412 * testsuite/Makefile.in: Regenerate.
9413 * testsuite/no_version_test.c: New file.
9414 * testsuite/no_version_test.sh: Ditto.
9416 2009-10-16 Doug Kwan <dougkwan@google.com>
9418 * expression.cc (class Segment_start_expression): New class definition.
9419 (Segment_start_expression::value): New method definition.
9420 (script_exp_function_segment_start): Return a new
9421 Segment_start_expression.
9422 * gold/script-c.h (script_saw_segment_start_expression): New function
9424 * script-sections.cc (Script_sections::Script_sections): Initialize
9425 SAW_SEGMENT_START_EXPRESSION_ to false.
9426 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
9427 and -Tbbs options to specify section addresses if given in
9428 command line and no SEGMENT_START expression is seen in a script.
9429 * script-sections.h (Script_sections::saw_segment_start_expression,
9430 Script_sections::set_saw_segment_start_expression): New method
9432 (Script_sections::saw_segment_start_expression_): New data member
9434 * script.cc (script_saw_segment_start_expression): New function.
9435 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
9436 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
9437 script_test_7.sh and script_test_8.sh.
9438 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
9439 script_test_8.stdout.
9440 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
9441 (script_test_6, script_test_6.stdout, script_test_7,
9442 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
9443 * Makefile.in: Regenerate.
9444 * testsuite/script_test_6.sh: New file.
9445 * testsuite/script_test_6.t: Same.
9446 * testsuite/script_test_7.sh: Same.
9447 * testsuite/script_test_7.t: Same.
9448 * testsuite/script_test_8.sh: Same.
9450 2009-10-16 Doug Kwan <dougkwan@google.com>
9452 * output.cc (Output_segment::set_section_list_address): Cast
9453 expressions to unsigned long long type to avoid format warnings.
9455 2009-10-15 Ian Lance Taylor <iant@google.com>
9457 * script.cc (Script_options::add_symbol_assignment): Always add a
9458 dot assignment to script_sections_.
9459 * script-sections.cc (Script_sections::add_dot_assignment):
9460 Initialize if necessary.
9462 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
9463 program headers with no load segment if there is a linker script.
9465 * layout.cc (Layout::set_segment_offsets): Align the file offset
9466 to the segment aligment for -N or -n with no load segment.
9467 * output.cc (Output_segment::add_output_section): Don't crash if
9468 the first section is a TLS section.
9469 (Output_segment::set_section_list_addresses): Print an error
9470 message if the address moves backward in a linker script.
9471 * script-sections.cc
9472 (Output_section_element_input::set_section_addresses): Don't
9473 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
9474 (Orphan_output_section::set_section_addresses): Likewise.
9476 2009-10-15 Doug Kwan <dougkwan@google.com>
9478 * layout.cc (Layout::finish_dynamic_section): Generate tags
9479 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
9480 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
9481 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
9483 2009-10-14 Ian Lance Taylor <iant@google.com>
9485 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
9487 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
9488 data_shdr fields of relinfo.
9489 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
9490 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
9491 R_386_TLS_LDO_32, adjust based on section flags.
9492 (Target_i386::Relocate::fix_up_ldo): Remove.
9494 2009-10-13 Ian Lance Taylor <iant@google.com>
9496 Add support for -pie.
9497 * options.h (class General_options): Add -pie and
9499 (General_options::output_is_position_independent): Test -pie.
9500 (General_options::output_is_executable): Return true if not shared
9501 and not relocatable.
9502 (General_options::output_is_pie): Remove.
9503 * options.cc (General_options::finalize): Reject incompatible uses
9505 * gold.cc (queue_middle_tasks): A -pie link is not static.
9506 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
9507 * symtab.cc (Symbol::final_value_is_known): Return false if
9508 output_is_position_independent.
9509 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
9510 output_is_position_independent.
9511 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
9512 output_is_position_independent.
9513 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
9514 output_is_position_independent.
9515 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
9517 (basic_pie_test.o, basic_pie_test): New targets.
9518 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
9519 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
9520 (two_file_pie_test): New target.
9521 * testsuite/Makefile.in: Rebuild.
9522 * README: Remove note saying that -pie is not supported.
9524 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9526 * options.h (class General_options): Add -init and -fini.
9527 * layout.cc (Layout::finish_dynamic_section): Emit
9528 given init and fini functions.
9530 2009-10-13 Sriraman Tallam <tmsriram@google.com>
9532 * gc.h (gc_process_relocs): Check if icf is enabled using new
9534 * gold.cc (queue_initial_tasks): Likewise.
9535 (queue_middle_tasks): Likewise.
9536 * object.cc (do_layout): Likewise.
9537 * symtab.cc (is_section_folded): Likewise.
9538 * main.cc (main): Likewise.
9539 * reloc.cc (Read_relocs::run): Likewise.
9540 (Sized_relobj::do_scan_relocs): Likewise.
9541 * icf.cc (is_function_ctor_or_dtor): New function.
9542 (Icf::find_identical_sections): Check if function is ctor or dtor when
9544 * options.h (General_options::icf): Change option to be an enum.
9545 (Icf_status): New enum.
9546 (icf_enabled): New method.
9547 (icf_safe_folding): New method.
9548 (set_icf_status): New method.
9549 (icf_status_): New variable.
9550 * (options.cc) (General_options::finalize): Set icf_status_.
9551 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
9552 icf_test and icf_keep_unique_test to use the --icf enum flag.
9553 * testsuite/icf_safe_test.sh: New file.
9554 * testsuite/icf_safe_test.cc: New file.
9556 2009-10-12 Sriraman Tallam <tmsriram@google.com>
9558 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
9559 includes to gc.h and icf.h.
9560 * arm.cc: Include gc.h.
9561 * gold.cc: Likewise.
9562 * i386.cc: Likewise.
9563 * powerpc.cc: Likewise.
9564 * sparc.cc: Likewise.
9565 * x86_64.cc: Likewise.
9566 * gc.h: Include icf.h.
9568 2009-10-11 Ian Lance Taylor <iant@google.com>
9570 * plugin.cc: Include "gold.h" before other header files.
9572 2009-10-10 Chris Demetriou <cgd@google.com>
9574 * options.h (Input_file_argument::Input_file_type): New enum.
9575 (Input_file_argument::is_lib_): Replace with...
9576 (Input_file_argument::type_): New member.
9577 (Input_file_argument::Input_file_argument): Take Input_file_type
9578 'type' rather than boolean 'is_lib' as second argument.
9579 (Input_file_argument::is_lib): Use type_.
9580 (Input_file_argument::is_searched_file): New function.
9581 (Input_file_argument::may_need_search): Handle is_searched_file.
9582 * options.cc (General_options::parse_library): Support -l:filename.
9583 (General_options::parse_just_symbols): Update for Input_file_argument
9585 (Command_line::process): Likewise.
9586 * archive.cc (Archive::get_file_and_offset): Likewise.
9587 * plugin.cc (Plugin_manager::release_input_file): Likewise.
9588 * script.cc (read_script_file, script_add_file): Likewise.
9589 * fileread.cc (Input_file::Input_file): Likewise.
9590 (Input_file::will_search_for): Handle is_searched_file.
9591 (Input_file::open): Likewise.
9592 * readsyms.cc (Read_symbols::get_name): Likewise.
9593 * testsuite/Makefile.am (searched_file_test): New test.
9594 * testsuite/Makefile.in: Regenerate.
9595 * testsuite/searched_file_test.cc: New file.
9596 * testsuite/searched_file_test_lib.cc: New file.
9598 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9599 Ian Lance Taylor <iant@google.com>
9601 * descriptor.cc: Include <cstdio> and "binary-io.h".
9602 (Descriptors::open): Open the files in binary mode always.
9603 * script.cc (Lex::get_token): Treat \r as whitespace.
9605 2009-10-09 Ian Lance Taylor <iant@google.com>
9607 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
9609 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9610 Ian Lance Taylor <iant@google.com>
9612 * configure.ac: Check for readv function also.
9613 * fileread.cc (readv): Define if not HAVE_READV.
9614 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
9616 * config.in: Regenerate.
9617 * configure: Regenerate.
9619 2009-10-09 Doug Kwan <dougkwan@google.com>
9621 * layout.cc (Layout::make_output_section): Call target hook to make
9622 ordinary output section.
9623 (Layout::finalize): Adjust parameter list of call the
9624 Target::may_relax().
9625 * layout.h (class Layout::section_list): New method.
9626 * merge.h (Output_merge_base::entsize): Change visibility to public.
9627 (Output_merge_base::is_string, Output_merge_base::do_is_string):
9629 (Output_merge_string::do_is_string): New method.
9630 * object.cc (Sized_relobj::do_setup): renamed from
9631 Sized_relobj::set_up.
9632 * object.h (Sized_relobj::adjust_shndx,
9633 Sized_relobj::initializ_input_to_output_maps,
9634 Sized_relobj::free_input_to_output_maps): Change visibilities to
9636 (Sized_relobj::setup): Virtualize.
9637 (Sized_relobj::do_setup): New method declaration.
9638 (Sized_relobj::invalidate_section_offset,
9639 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
9640 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
9641 * options.cc (parse_int): New function.
9642 * options.h (parse_int): New declaration.
9643 (DEFINE_int): New macro.
9644 (stub_group_size): New option.
9645 * output.cc (Output_section::Output_section): Initialize memebers
9646 merge_section_map_, merge_section_by_properties_map_,
9647 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
9648 (Output_section::add_input_section): Handled deferred code-fill
9649 generation and remove an old comment.
9650 (Output_section::add_relaxed_input_section): New method definition.
9651 (Output_section::add_merge_input_section): Use merge section by
9652 properties map to speed to search. Update merge section maps
9654 (Output_section::build_relaxation_map): New method definition.
9655 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9657 (Output_section::relax_input_section): Renamed to
9658 Output_section::convert_input_sections_to_relaxed_sections and change
9659 interface to take a vector of pointers to relaxed sections.
9660 (Output_section::find_merge_section,
9661 Output_section::find_relaxed_input_section): New method definitions.
9662 (Output_section::is_input_address_mapped,
9663 Output_section::output_offset, Output_section::output_address):
9664 Use output section data maps to speed up searching.
9665 (Output_section::find_starting_output_address): Add comments.
9666 (Output_section::do_write,
9667 Output_section::write_to_postprocessing_buffer): Do code-fill
9668 generation as appropriate.
9669 (Output_section::get_input_sections): Invalidate relaxed input section
9671 (Output_section::restore_states): Adjust type of checkpoint .
9672 Invalidate relaxed input section map.
9673 * output.h (Output_merge_base): New class declaration.
9674 (Input_section_specifier): New class defintion.
9675 (class Output_relaxed_input_section) Change base class to
9676 Output_section_data_build.
9677 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
9678 base class initializer.
9679 (Output_section::add_relaxed_input_section): New method declaration.
9680 (Output_section::Input_section): Change visibility to protected.
9681 (Output_section::Input_section::relobj,
9682 Output_section::Input_section::shndx): Handle relaxed input sections.
9683 Output_section::input_sections) Change visibility to protected. Also
9684 define overload to return a non-const pointer.
9685 (Output_section::Merge_section_properties): New class defintion.
9686 (Output_section::Merge_section_by_properties_map,
9687 Output_section::Output_section_data_by_input_section_map,
9688 Output_section::Relaxation_map): New types.
9689 (Output_section::relax_input_section): Rename method to
9690 Output_section::convert_input_sections_to_relaxed_sections and change
9691 interface to take a vector of relaxed section pointers.
9692 (Output_section::find_merge_section,
9693 Output_section::find_relaxed_input_section,
9694 Output_section::build_relaxation_map,
9695 Output_section::convert_input_sections_in_list_to_relaxed_sections):
9696 New method declarations.
9697 (Output_section::merge_section_map_
9698 Output_section::merge_section_by_properties_map_,
9699 Output_section::relaxed_input_section_map_,
9700 Output_section::is_relaxed_input_section_map_valid_,
9701 Output_section::generate_code_fills_at_write_): New data members.
9702 * script-sections.cc
9703 (Output_section_element_input::set_section_addresses): Call
9704 current_data_size and addralign methods of relaxed input sections.
9705 (Orphan_output_section::set_section_addresses): Call current_data_size
9706 and addralign methods of relaxed input sections.
9707 * symtab.cc (Symbol_table::compute_final_value): Extract template
9708 from the body of Symbol_table::sized_finalize_symbol.
9709 (Symbol_table::sized_finalized_symbol): Call
9710 Symbol_table::compute_final_value.
9711 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
9712 (Symbol_table::compute_final_value): New templated method declaration.
9713 * target.cc (Target::do_make_output_section): New method defintion.
9714 * target.h (Target::make_output_section): New method declaration.
9715 (Target::relax): Add more parameters for input objects, symbol table
9716 and layout. Adjust call to do_relax.
9717 (Target::do_make_output_section): New method declaration.
9718 (Target::do_relax): Add parameters for input objects, symbol table
9721 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9723 * pread.c: Include stdio.h.
9725 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9727 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
9730 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9732 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
9733 Change read_shndx type to unsigned int.
9734 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9736 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9737 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
9738 Change read_shndx type to unsigned int.
9739 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9741 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9742 * layout.cc (Layout::create_symtab_sections): Cast the result of
9743 local_symcount * symsize to off_t in the gold_assert.
9745 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9747 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
9748 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
9750 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
9751 (Arm_relocate_functions::thm_abs5): New function.
9752 (Arm_relocate_functions::abs12): New function.
9753 (Arm_relocate_functions::abs16): New function.
9754 (Arm_relocate_functions::base_abs): New function.
9755 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
9756 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
9757 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
9759 (Scan::global): Likewise.
9760 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
9761 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
9762 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
9763 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
9766 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9768 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
9769 (Arm_relocate_functions::movt_prel): New function.
9770 (Arm_relocate_functions::thm_movw_prel_nc): New function.
9771 (Arm_relocate_functions::thm_movt_prel): New function.
9772 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
9773 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9774 (Scan::global, Relocate::relocate): Likewise.
9775 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9777 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9779 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9780 Incremental_checker.
9781 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9783 (class Incremental_inputs_header): New class.
9784 (Incremental_inputs_header_writer): Edit comment.
9785 (Incremental_inputs_entry): New class.
9786 (Incremental_inputs_entry_writer): Edit comment.
9787 (Sized_incremental_binary::do_find_incremental_inputs_section):
9788 Add *strtab_shndx parameter, fill it.
9789 (Sized_incremental_binary::do_check_inputs): New method.
9790 (Incremental_checker::can_incrementally_link_output_file): Use
9791 Sized_incremental_binary::check_inputs.
9792 (Incremental_inputs::report_command_line): Save command line in
9795 (Incremental_binary::find_incremental_inputs_section): New
9797 (Incremental_binary::do_find_incremental_inputs_section): Add
9798 strtab_shndx parameter.
9799 (Incremental_binary::do_check_inputs): New pure virtual method.
9800 (Sized_incremental_binary::do_check_inputs): Declare.
9801 (Incremental_checker::Incremental_checker): Add incremental_inputs
9802 parameter, use it to initialize incremental_inputs_.
9803 (Incremental_checker::incremental_inputs_): New field.
9804 (Incremental_checker::command_line): New method.
9805 (Incremental_checker::inputs): New method.
9806 (Incremental_checker::command_line_): New field.
9808 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9810 * incremental.cc: Include <cstdarg> and "target-select.h".
9811 (vexplain_no_incremental): New function.
9812 (explain_no_incremental): New function.
9813 (Incremental_binary::error): New method.
9814 (Sized_incremental_binary::do_find_incremental_inputs_section): New
9816 (make_sized_incremental_binary): New function.
9817 (open_incremental_binary): New function.
9818 (can_incrementally_link_file): Add checks if output is ELF and has
9820 * incremental.h: Include "elfcpp_file.h" and "output.h".
9821 (Incremental_binary): New class.
9822 (Sized_incremental_binary): New class.
9823 (open_incremental_binary): Declare.
9824 * object.cc (is_elf_object): Use
9825 elfcpp::Elf_recognizer::is_elf_file.
9826 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
9827 * output.h (Output_file::filesize): New method.
9829 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9831 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
9833 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
9834 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
9836 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
9838 (Arm_relocate_functions::movw_abs_nc): New function.
9839 (Arm_relocate_functions::movt_abs): New function.
9840 (Arm_relocate_functions::thm_movw_abs_nc): New function.
9841 (Arm_relocate_functions::thm_movt_abs): New function.
9842 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
9843 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
9844 (Scan::global): Likewise.
9845 (Relocate::relocate): Likewise.
9846 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9848 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9850 * arm.cc (Arm_relocate_functions::got_prel) New function.
9851 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
9852 (Relocate::relocate): Likewise.
9853 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9855 2009-10-06 Ian Lance Taylor <iant@google.com>
9857 * options.h (class General_options): Define
9858 split_stack_adjust_size parameter.
9859 * object.h (class Object): Add uses_split_stack_ and
9860 has_no_split_stack_ fields. Add uses_split_stack and
9861 has_no_split_stack accessor functions. Declare
9862 handle_split_stack_section.
9863 (class Reloc_symbol_changes): Define.
9864 (class Sized_relobj): Define Function_offsets. Declare
9865 split_stack_adjust, split_stack_adjust_reltype, and
9867 * object.cc (Object::handle_split_stack_section): New function.
9868 (Sized_relobj::do_layout): Call handle_split_stack_section.
9869 * dynobj.cc (Sized_dynobj::do_layout): Call
9870 handle_split_stack_section.
9871 * reloc.cc (Sized_relobj::relocate_sections): Call
9872 split_stack_adjust for executable sections in split_stack
9873 objects. Pass reloc_map to relocate_section.
9874 (Sized_relobj::split_stack_adjust): New function.
9875 (Sized_relobj::split_stack_adjust_reltype): New function.
9876 (Sized_relobj::find_functions): New function.
9877 * target-reloc.h: Include "object.h".
9878 (relocate_section): Add reloc_symbol_changes parameter. Change
9880 * target.h (class Target): Add calls_non_split method. Declare
9881 do_calls_non_split virtual method. Declare match_view and
9883 * target.cc: Include "elfcpp.h".
9884 (Target::do_calls_non_split): New function.
9885 (Target::match_view): New function.
9886 (Target::set_view_to_nop): New function.
9887 * gold.cc (queue_middle_tasks): Give an error if mixing
9888 split-stack and non-split-stack objects with -r.
9889 * i386.cc (Target_i386::relocate_section): Add
9890 reloc_symbol_changes parameter.
9891 (Target_i386::do_calls_non_split): New function.
9892 * x86_64.cc (Target_x86_64::relocate_section): Add
9893 reloc_symbol_changes parameter.
9894 (Target_x86_64::do_calls_non_split): New function.
9895 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
9897 * powerpc.cc (Target_powerpc::relocate_section): Add
9898 reloc_symbol_changes parameter.
9899 * sparc.cc (Target_sparc::relocate_section): Add
9900 reloc_symbol_changes parameter.
9901 * configure.ac: Call AM_CONDITIONAL for the default target.
9902 * configure: Rebuild.
9903 * testsuite/Makefile.am (TEST_AS): New variable.
9904 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
9905 (check_DATA): Add split_i386 and split_x86_64 files.
9906 (SPLIT_DEFSYMS): Define.
9907 (split_i386_[1234n].o): New targets.
9908 (split_i386_[124]): New targets.
9909 (split_i386_[1234r].stdout): New targets.
9910 (split_x86_64_[1234n].o): New targets.
9911 (split_x86_64_[124]): New targets.
9912 (split_x86_64_[1234r].stdout): New targets.
9913 (MOSTLYCLEANFILES): Add new executables.
9914 * testsuite/split_i386.sh: New file.
9915 * testsuite/split_x86_64.sh: New file.
9916 * testsuite/split_i386_1.s: New file.
9917 * testsuite/split_i386_2.s: New file.
9918 * testsuite/split_i386_3.s: New file.
9919 * testsuite/split_i386_4.s: New file.
9920 * testsuite/split_i386_n.s: New file.
9921 * testsuite/split_x86_64_1.s: New file.
9922 * testsuite/split_x86_64_2.s: New file.
9923 * testsuite/split_x86_64_3.s: New file.
9924 * testsuite/split_x86_64_4.s: New file.
9925 * testsuite/split_x86_64_n.s: New file.
9926 * testsuite/testfile.cc (Target_test): Update relocation_section
9928 * testsuite/Makefile.in: Rebuild.
9930 2009-10-06 Ian Lance Taylor <iant@google.com>
9932 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
9933 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
9934 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
9935 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
9936 the address on ldo_addrs_.
9937 (Target_i386::Relocate::fix_up_ldo): New function.
9939 2009-10-06 Rafael Espindola <espindola@google.com>
9941 * plugin.cc (add_input_library): New.
9942 (Plugin::load): Add add_input_library to tv.
9943 (Plugin_manager::add_input_file): Add the is_lib argument.
9944 (add_input_file): Update call to Plugin_manager::add_input_file.
9945 (add_input_library): New.
9946 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
9948 2009-09-30 Doug Kwan <dougkwan@google.com>
9950 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
9951 symbol and call Symbol::may_need_copy_reloc to determine if
9952 a copy reloc is needed.
9953 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
9954 nocopyreloc is given in command line.
9955 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
9956 given in command line.
9957 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
9958 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
9959 of the removed Target_i386::may_need_copy_reloc.
9960 * options.h (copyreloc): New option with default value false.
9961 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9962 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
9963 instead of the removed Target_powerpc::may_need_copy_reloc.
9964 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9965 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9966 instead of the removed Target_sparc::may_need_copy_reloc.
9967 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9968 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9969 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9970 instead of the removed Target_x86_64::may_need_copy_reloc.
9972 2009-09-30 Ian Lance Taylor <iant@google.com>
9974 * object.h (class Object): Remove target_ field, and target,
9975 sized_target, and set_target methods.
9976 (Object::sized_target): Remove.
9977 (class Sized_relobj): Update declarations. Remove sized_target.
9978 * object.cc (Sized_relobj::setup): Remove target parameter.
9980 (Input_objects::add_object): Don't do anything with the target.
9981 (make_elf_sized_object): Add punconfigured parameter. Change all
9982 callers. Set or test parameter target.
9983 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9985 * parameters.cc (Parameters::set_target): Change parameter type to
9987 (Parameters::default_target): Remove.
9988 (set_parameters_target): Change parameter type to be non-const.
9989 (parameters_force_valid_target): New function.
9990 (parameters_clear_target): New function.
9991 * parameters.h (class Parameters): Update declarations. Remove
9992 default_target method. Add sized_target and clear_target
9993 methods. Change target_ to be non-const.
9994 (set_parameters_target): Update declaration.
9995 (parameters_force_valid_target): Declare.
9996 (parameters_clear_target): Declare.
9997 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9998 as NULL if we aren't searching.
9999 (Add_symbols::run): Don't check for compatible target.
10000 * fileread.cc (Input_file::open_binary): Call
10001 parameters_force_valid_target.
10002 * gold.cc (queue_middle_tasks): Likewise.
10003 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
10004 set_target on object.
10005 * dynobj.h (class Sized_dynobj): Update declarations.
10006 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
10007 make_elf_object returns NULL.
10008 (Archive::include_member): Don't check whether object target is
10010 * output.cc (Output_section::add_input_section): Get target from
10012 (Output_section::relax_input_section): Likewise.
10013 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
10015 (Sized_relobj::do_scan_relocs): Likewise.
10016 (Sized_relobj::relocate_sections): Likewise.
10017 * resolve.cc (Symbol_table::resolve): Likewise.
10018 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
10019 parameter. Change all callers.
10020 (Symbol_table::add_from_object): Get target from parameters.
10021 (Symbol_table::add_from_relobj): Don't check object target.
10022 (Symbol_table::add_from_dynobj): Likewise.
10023 (Symbol_table::define_special_symbol): Get target from
10025 * symtab.h (class Symbol_table): Update declaration.
10026 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
10027 parameter. Change all callers. Clear parameter target.
10028 (Binary_test): Test target here.
10029 * testsuite/object_unittest.cc (gold_testsuite): Remove
10030 target_test_pointer parameter. Change all callers.
10031 (Object_test): Test target here.
10033 2009-09-26 Ian Lance Taylor <iant@google.com>
10035 * testsuite/initpri1.c: Don't try to use constructor priorities if
10036 compiling with gcc before 4.3.
10038 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
10040 * testsuite/retain_symbols_file_test.sh (check_present): Change
10041 output file name to retain_symbols_file_test.stdout.
10042 (check_absent): Likewise.
10044 2009-09-18 Craig Silverstein <csilvers@google.com>
10046 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
10047 * options.cc: Include <cerrno> and <fstream>.
10048 (General_options::finalize): Parse -retain-symbols-file tag.
10049 * options.h: New flag.
10050 (General_options): New method should_retain_symbol, new
10051 variable symbols_to_retain.
10052 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
10053 should_retain_symbol map.
10054 * testsuite/Makefile.am (retain_symbols_file_test): New test.
10055 * testsuite/Makefile.in: Regenerate.
10056 * testsuite/retain_symbols_file_test.sh: New file.
10058 2009-09-18 Nick Clifton <nickc@redhat.com>
10060 * po/es.po: Updated Spanish translation.
10062 2009-09-17 Doug Kwan <dougkwan@google.com>
10064 * debug.h (DEBUG_RELAXATION): New constant.
10065 (DEBUG_ALL): Add DEBUG_RELAXATION.
10066 (debug_string_to_enum): Add relaxation debug option.
10068 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
10069 Layout::Relaxation_debug_check::read_sections,
10070 Layout::Relaxation_debug_check::read_sections): New method definitions.
10071 (Layout::Layout): Initialize data members
10072 record_output_section_data_from_scrips_,
10073 script_output_section_data_list_ and relaxation_debug_check_.
10074 (Layout::save_segments, Layout::restore_segments,
10075 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10076 Layout::relaxation_loop_body): New method definitions.
10077 (Layout::finalize): Support relaxation. Move section layout code to
10078 Layout::relaxation_loop_body.
10079 (Layout::set_asection_address_from_script): Move code for orphan
10080 section placement out.
10081 (Layout::place_orphan_sections_in_script): New method definition.
10082 * layout.h (Output_segment_headers, Output_file_header):
10083 New forward class declarations.
10084 (Layout::~Layout): Define.
10085 (Layout::new_output_section_data_from_script): New method definition.
10086 (Layout::place_orphan_sections_in_script): New method declaration.
10087 (Layout::Segment_states): New type declaration.
10088 (Layout::save_segments, Layout::restore_segments,
10089 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10090 Layout::relaxation_loop_body): New method declarations.
10091 (Layout::Output_section_data_list): New type declaration.
10092 (Layout::Relaxation_debug_check): New class definition.
10093 (Layout::record_output_section_data_from_script_,
10094 Layout::script_output_section_data_list_, Layout::segment_states_,
10095 Layout::relaxation_debug_check_): New data members.
10096 * output.cc: (Output_section_headers::do_size): New method definition.
10097 (Output_section_headers::Output_section_headers): Move size
10098 computation to Output_section_headers::do_size.
10099 (Output_segment_headers::do_size): New method definition.
10100 (Output_file_header::Output_file_header): Move size computation to
10101 Output_file_header::do_size and call it.
10102 (Output_file_header::do_size): New method definition.
10103 (Output_data_group::Output_data_group): Adjust call to
10104 Output_section_data.
10105 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
10106 (Output_symtab_xindex::do_write): Add array bound check.
10107 (Output_section::Input_section::print_to_mapfile): Handle
10108 RELAXED_INPUT_SECTION_CODE.
10109 (Output_section::Output_section): Initialize data member checkpoint_.
10110 (Output_section::~Output_section): Delete checkpoint object pointed
10112 (Output_section::add_input_section): Always add an Input_section if
10114 (Output_section::add_merge_input_section): Add assert.
10115 (Output_section::relax_input_section): New method definition.
10116 (Output_section::set_final_data_size): Set load address to zero for
10117 an unallocated section.
10118 (Output_section::do_address_and_file_offset_have_reset_values):
10119 New method definition.
10120 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
10121 Handle relaxed input section.
10122 (Output_section::sort_attached_input_sections): Checkpoint input
10123 section list lazily.
10124 (Output_section::get_input_sections): Change type of input_sections to
10125 list of Simple_input_section pointers. Checkpoint input section list
10126 lazily. Also handle relaxed input sections.
10127 (Output_section::add_input_section_for_script): Take a reference to
10128 a Simple_input_section object instead of Relobj pointer and section
10129 index as parameter. Handle relaxed input sections.
10130 (Output_section::save_states, Output_section::restore_states): New
10131 method definitions.
10132 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
10133 (Output_data::is_data_size_fixed): New method definition.
10134 (Output_data::reset_addresss_and_file_offset): Do not reset data size
10136 (Output_data::address_and_file_offset_have_reset_values): New method
10138 (Output_data::do_address_and_file_offset_have_reset_values): New method
10140 (Output_data::set_data_size): Check that data size is not fixed.
10141 (Output_data::fix_data_size): New method definition.
10142 (Output_data::is_data_size_fixed_): New data member.
10143 (Output_section_headers::set_final_data_size): New method definition.
10144 (Output_section_headers::do_size): New method declaration.
10145 (Output_segment_headers::set_final_data_size): New method definition.
10146 (Output_segment_headers::do_size): New method declaration.
10147 (Output_file_header::set_final_data_size)::New method definition.
10148 (Output_file_header::do_size)::New method declaration.
10149 (Output_section_data::Output_section_data): Add new parameter
10150 is_data_size_fixed and use it to fix data size.
10151 (Output_data_const::Output_data_const): Adjust call to base class
10152 constructor and fix data size.
10153 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
10154 base class constructor and fix data size.
10155 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
10156 base class constructor and fix data size.
10157 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
10158 class constructor and fix data size.
10159 (Output_data_group::set_final_data_size): New method definition.
10160 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
10161 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
10162 class constructor and fix data size.
10163 (Output_relaxed_input_section): New class definition.
10164 (Output_section::Simple_input_section): New class definition.
10165 (Output_section::get_input_sections): Adjust parameter list.
10166 (Output_section::add_input_section_for_script): Same.
10167 (Output_section::save_states, Output_section::restore_states,
10168 Output_section::do_address_and_file_offset_have_reset_values,
10169 (Output_section::Input_section::Input_section): Handle
10170 RELAXED_INPUT_SECTION_CODE. Add new overload for
10171 Output_relaxed_input_section.
10172 (Output_section::Input_section::is_input_section,
10173 Output_section::Input_section::set_output_section): Handle relaxed
10175 (Output_section::Input_section::is_relaxed_input_section,
10176 Output_section::Input_section::output_section_data,
10177 Output_section::Input_section::relaxed_input_section): New method
10179 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
10181 (Output_section::Input_section::u1_): Update comments.
10182 (Output_section::Input_section::u2_): Add new union member poris.
10183 (Output_section::Checkpoint_output_section): New classs definition.
10184 (Output_section::relax_input_section): New method declaration.
10185 (Output_section::checkpoint_): New data member.
10186 (Output_segment): Update comments.
10187 (Output_segment::Output_segment): Un-privatize copy constructor.
10188 (Output_segment::operator=): Un-privatize.
10189 * script-sections.cc (Output_section_element::Input_section_list):
10190 Change element type to Output_section::Simple_input_section.
10191 (Output_section_element_dot_assignment::set_section_addresses):
10192 Register output section data for relaxation clean up.
10193 (Output_data_exression::Output_data_expression): Adjust call to base
10194 constructor to fix data size.
10195 (Output_section_element_data::set_section_addresses): Register
10196 Output_data_expression object for relaxation clean up.
10197 (struct Input_section_info): Replace Relobj pointer and section index
10198 pair with Output_section::Simple_input_section and Convert struct to a
10200 (Input_section_sorter::operator()): Adjust access to
10201 Input_section_info data member to use accessors.
10202 (Output_section_element_input::set_section_addresses): Use layout
10203 parameter. Adjust code to use Output_section::Simple_input_section
10204 and Input_secction_info classes. Register filler for relaxation
10206 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
10207 and section index pair with Output_section::Simple_input_section
10208 class. Adjust code accordingly.
10209 (Phdrs_element::release_segment): New method definition.
10210 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
10212 (Script_sections::release_segments): New method definition.
10213 * gold/script-sections.h (Script_sections::release_segments): New
10214 method declaration.
10215 * gold/target.h (Target::may_relax, Target::relax,
10216 Target::do_may_relax, Target::do_relax): New method definitions.
10218 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10220 * arm.cc (has_signed_unsigned_overflow): New function.
10221 (Arm_relocate_functions::abs8): New function.
10222 (Target_arm::Scan::local): Handle R_ARM_ABS8.
10223 (Target_arm::Scan::global): Likewise.
10224 (Target_arm::relocate::relocate): Likewise.
10225 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10228 2009-09-16 Cary Coutant <ccoutant@google.com>
10230 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
10231 * testsuite/Makefile.in: Regenerate.
10233 2009-09-11 Nick Clifton <nickc@redhat.com>
10235 * po/gold.pot: Updated by the Translation project.
10237 2009-09-08 Cary Coutant <ccoutant@google.com>
10239 * output.cc (Output_file::open): Add execute permission to empty file.
10240 * testsuite/Makefile.am (permission_test): New test.
10241 * testsuite/Makefile.in: Regenerate.
10243 2009-09-02 Ian Lance Taylor <iant@google.com>
10245 * output.cc (Output_file::resize): Call map_no_anonymous rather
10248 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
10250 * gold.cc: Include "incremental.h".
10251 (queue_initial_tasks): Call Incremental_checker methods.
10252 * incremental.cc: Include "output.h".
10253 (Incremental_checker::can_incrementally_link_output_file): New
10255 * incremental.h (Incremental_checker): New class.
10257 * output.cc (Output_file::open_for_modification): New method.
10258 (Output_file::map_anonymous): Changed return type to bool. Record
10259 map in base_ field.
10260 (Output_file::map_no_anonymous): New method, broken out of map.
10261 (Output_file::map): Use map_no_anonymous and map_anonymous.
10262 * output.h (class Output_file): Update declarations.
10264 2009-08-24 Cary Coutant <ccoutant@google.com>
10266 * options.h (Command_line::Pre_options): New class.
10267 (Command_line::pre_options): New member.
10268 * options.cc (gold::options::ready_to_register): New variable.
10269 (One_option::register_option): Do nothing if not registering options.
10270 Assert if same short option registered twice.
10271 (General_options::General_options): Turn off option registration when
10273 (Command_line::Pre_options::Pre_options): New constructor.
10275 2009-08-24 Cary Coutant <ccoutant@google.com>
10277 * options.h (General_options::no_keep_memory): Remove incorrect
10280 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10282 * Makefile.am (am__skiplex, am__skipyacc): New.
10283 * Makefile.in: Regenerate.
10285 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10287 * Makefile.am (AM_CPPFLAGS): Renamed from ...
10288 (INCLUDES): ... this.
10289 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
10290 (AM_CPPFLAGS): Renamed from ...
10291 (INCLUDE): ... this.
10292 * Makefile.in, testsuite/Makefile.in: Regenerate.
10294 * Makefile.in: Regenerate.
10295 * aclocal.m4: Likewise.
10296 * config.in: Likewise.
10297 * configure: Likewise.
10298 * testsuite/Makefile.in: Likewise.
10300 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10301 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10302 * Makefile.in: Regenerate.
10303 * testsuite/Makefile.in: Regenerate.
10305 2009-08-19 Cary Coutant <ccoutant@google.com>
10307 * resolve.cc (Symbol_table::resolve): Don't complain about defined
10308 symbols in shared libraries overridden by hidden or internal symbols
10309 in the main program.
10311 2009-08-19 Chris Demetriou <cgd@google.com>
10313 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
10314 checking source file names in error messages.
10316 2009-08-18 Doug Kwan <dougkwan@google.com>
10318 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
10319 an elcpp::Ehdr as parameter. Adjust call to set_target.
10320 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
10321 an elfcpp::Ehdr as parameter.
10322 * object.cc (Object::set_target): Remove the version that looks up
10323 a target and sets it.
10324 (Sized_relobj::setup): Take a Target object instead of
10325 an elfcpp::Ehdr as parameter. Adjust call to set_target.
10326 (make_elf_sized_object): Find target and ask target to
10327 make an ELF object.
10328 * object.h: (Object::set_target): Remove the version that looks up
10329 a target and sets it.
10330 (Sized_relobj::setup): Take a Target object instead of
10331 an elfcpp:Ehdr as parameter.
10332 * target.cc: Include dynobj.h.
10333 (Target::do_make_elf_object_implementation): New.
10334 (Target::do_make_elf_object): New.
10335 * target.h (Target::make_elf_object): New template declaration.
10336 (Target::do_make_elf_object): New method declarations.
10337 (Target::do_make_elf_object_implementation): New template declaration.
10339 2009-08-14 Ian Lance Taylor <iant@google.com>
10341 * gold.h (FUNCTION_NAME): Define.
10342 (gold_unreachable): Use FUNCTION_NAME.
10344 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10346 * icf.cc (Icf::find_identical_sections): Issue a warning when a
10347 symbol in the --keep-unique list is not found.
10349 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10351 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
10352 been maked as --keep-unique.
10353 (Icf::unfold_section): New function.
10354 * icf.h (Icf::unfold_section): New function.
10355 * options.h (General_options::keep_unique): New option.
10356 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
10357 * testsuite/Makefile.in: Regenerate.
10358 * testsuite/icf_keep_unique_test.sh: New file.
10359 * testsuite/icf_keep_unique_test.cc: New file.
10361 2009-08-12 Cary Coutant <ccoutant@google.com>
10364 * resolve.cc (Symbol_table::resolve): Check for references from
10365 dynamic objects to hidden and internal symbols.
10366 * testsuite/Makefile.am (hidden_test.sh): New test.
10367 * testsuite/Makefile.in: Regenerate.
10368 * testsuite/hidden_test.sh: New script.
10369 * testsuite/hidden_test_1.c: New test source.
10370 * testsuite/hidden_test_main.c: New test source.
10372 2009-08-11 Doug Kwan <dougkwan@google.com>
10374 * arm.cc: Update comments.
10375 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
10376 segment to locate the .ARM.exidx section if present.
10378 2009-08-09 Doug Kwan <dougkwan@google.com>
10380 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
10383 2009-08-07 Sriraman Tallam <tmsriram@google.com>
10384 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
10387 2009-08-06 Sriraman Tallam <tmsriram@google.com>
10389 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
10390 valid tls_segment only for non-debug-section relocations.
10391 * testsuite/Makefile.am: Add gc_tls_test.
10392 * testsuite/Makefile.in: Regenerate.
10393 * testsuite/gc_tls_test.cc: New file.
10394 * testsuite/gc_tls_test.sh: New file.
10396 2009-08-05 Sriraman Tallam <tmsriram@google.com>
10398 * icf.cc: New file.
10400 * Makefile.am (CCFILES): Add icf.cc.
10401 (HFILES): Add icf.h
10402 * Makefile.in: Regenerate.
10403 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
10404 * gc.h (gc_process_relocs): Populate lists used by icf to contain
10405 section, symbol and addend information for the relocs.
10406 * gold.cc (queue_middle_tasks): Call identical code folding.
10407 * gold.h: Add defines for multimap.
10408 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
10409 to the call of finalize_local_symbols.
10410 * main.cc (main): Create object of class Icf.
10411 * object.cc (Sized_relobj::do_layout): Allow this function to be
10412 called twice during icf.
10413 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
10414 to sections marked as identical by icf.
10415 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
10417 (Sized_relobj::do_section_entsize): New function.
10418 * object.h (Object::section_entsize): New function.
10419 (Object::do_section_entsize): New pure virtual function.
10420 (Relobj::finalize_local_symbols): Add new parameter.
10421 (Relobj::do_section_entsize): New function.
10422 * options.h (General_options::icf): New option.
10423 (General_options::icf_iterations): New option.
10424 (General_options::print_icf_sections): New option.
10425 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
10426 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
10427 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
10429 * symtab.cc (Symbol_table::is_section_folded): New function.
10430 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
10431 to sections marked as identical by icf.
10432 * symtab.h (Symbol_table::set_icf): New function.
10433 (Symbol_table::icf): New function.
10434 (Symbol_table::is_section_folded): New function.
10435 (Symbol_table::icf_): New data member.
10436 * target-reloc.h (relocate_section): Ignore sections folded by icf.
10437 * testsuite/Makefile.am: Add commands to build icf_test.
10438 * testsuite/Makefile.in: Regenerate.
10439 * testsuite/icf_test.sh: New file.
10440 * testsuite/icf_test.cc: New file.
10442 2009-07-24 Chris Demetriou <cgd@google.com>
10444 * layout.cc (is_compressible_debug_section): Fix incorrect
10445 comment about compressed section names.
10447 2009-07-20 Ian Lance Taylor <ian@airs.com>
10450 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
10452 2009-07-16 Ian Lance Taylor <iant@google.com>
10455 * layout.h: #include <map>.
10456 (class Kept_section): Change from struct to class. Add accessors
10457 and setters. Add section size to Comdat_group mapping. Change
10458 Comdat_group to std::map. Add is_comdat_ field. Add
10459 linkonce_size field in union.
10460 (class Layout): Update declaration of find_or_add_kept_section.
10461 Don't declare find_kept_object.
10462 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
10463 parameter. Add object, shndx, is_comdat, and is_group_name
10464 parameters. Change all callers. Adjust for new Kept_section.
10465 (Layout::find_kept_object): Remove.
10466 * object.cc (Sized_relobj::include_section_group): Update use of
10467 Kept_section. Rename secnum to shndx. Only record
10468 Kept_comdat_section if sections are the same size.
10469 (Sized_relobj::include_linkonce_section): Update use of
10470 Kept_section. Only record Kept_comdat_section if sections are the
10471 same size. Set size of linkonce section.
10472 (Sized_relobj::map_to_kept_section): Update call to
10473 get_kept_comdat_section.
10474 * object.h (class Sized_relobj): Rename fields in
10475 Kept_comdat_section to drop trailing underscores; change object
10476 field to Relobj*. Change Kept_comdat_section_table to store
10477 struct rather than pointer.
10478 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
10479 Add kept_object and kept_shndx parameters. Change all callers.
10480 (Sized_relobj::get_kept_comdat_section): Change return type to
10481 bool. Add kept_object and kept_shndx parameters. Change all
10483 * plugin.cc (Pluginobj::include_comdat_group): Update call to
10484 Layout::find_or_add_kept_section.
10486 2009-07-09 Ian Lance Taylor <iant@google.com>
10488 * merge.cc (Object_merge_map::initialize_input_to_output_map):
10489 Reserve space in the hash table.
10491 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
10493 * fileread.cc (File_read::get_mtime): New method.
10494 * fileread.h (Timespec): New structure.
10495 (File_read::get_mtime): New method.
10496 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
10497 Renamed from timestamp_nsec.
10498 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
10500 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
10502 (Incremental_inputs::report_archive): Save mtime; style fix.
10503 (Incremental_inputs::report_obejct): Save mtime; style fix.
10504 (Incremental_inputs::report_script): Save mtime; style fix.
10505 (Incremental_inputs::finalize_inputs): Style fix.
10506 (Incremental_inputs::finalize): Style fix.
10507 (Incremental_inputs::create_input_section_data): Store inputs
10509 * incremental.h (Incremental_inputs::report_script): Add mtime
10511 (Incremental_inputs::Input_info::Input_info): Intialize only one
10513 (Incremental_inputs::Input_info::archive): Move to nameless
10515 (Incremental_inputs::Input_info::obejct): Move to nameless union.
10516 (Incremental_inputs::Input_info::script): Move to nameless union.
10517 (Incremental_inputs::mtime): New field.
10518 * script.cc (read_input_script): Pass file mtime to
10520 * script.h (Script_info::inputs): Style fix.
10522 2009-07-01 Ian Lance Taylor <ian@airs.com>
10524 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
10527 2009-06-24 Ian Lance Taylor <iant@google.com>
10530 * layout.cc (Layout::choose_output_section): If we find an
10531 existing section, update the flags.
10532 (Layout::create_notes): New function, broken out of
10534 (Layout::finalize): Don't create note sections.
10535 (Layout::create_note): Don't crash if linker script discards
10537 (Layout::create_gold_note): Likewise.
10538 (Layout::create_build_id): Likewise. Don't set
10539 after_input_sections on the section.
10540 (Layout::create_executable_stack_info): Remove target parameter.
10542 * layout.h (class Layout): Declare create_notes. Update
10543 declaration of create_executable_stack_info.
10544 * gold.cc (queue_middle_tasks): Call create_notes.
10545 * output.cc (Output_section::update_flags_for_input_section): Move
10546 here from output.h. If SHF_ALLOC flag is newly set, mark address
10548 * output.h (Output_data::mark_address_invalid): New function.
10549 (class Output_section): Only declare, not define,
10550 update_flags_for_input_section. Remove set_flags.
10552 2009-06-24 Ian Lance Taylor <iant@google.com>
10554 * script-sections.cc (Output_section_definition::
10555 set_section_addresses): Rename shadowing local load_address to
10558 2009-06-24 Ian Lance Taylor <iant@google.com>
10561 * reloc.cc (relocate_sections): Skip empty relocation sections.
10563 2009-06-23 Ian Lance Taylor <iant@google.com>
10566 * layout.cc (Layout::create_note): Use choose_output_section
10567 rather than make_output_section.
10569 2009-06-23 Ian Lance Taylor <iant@google.com>
10572 * options.cc (General_options::parse_V): Set printed_version_.
10573 (General_options::General_options): Initialize printed_version_.
10574 * options.h (class General_options): Add printed_version_ field.
10575 * gold.cc (queue_initial_tasks): If there are no input files,
10576 don't give a fatal error if we printed the version information.
10577 (queue_middle_tasks): If using -r with a shared object, give a
10578 fatal error rather than an ordinary error.
10580 2009-06-23 Ian Lance Taylor <iant@google.com>
10583 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
10584 (Layout::make_output_section): Set have_stabstr_section_ if we see
10585 a .stab*str section.
10586 (Layout::finalize): Call link_stabs_sections.
10587 (Layout::link_stabs_sections): New file.
10588 * layout.h (class Layout): Add have_stabstr_section_ field.
10589 Declare link_stabs_sections.
10591 2009-06-23 Doug Kwan <dougkwan@google.com>
10593 * Makefile.am (libgold_a_LIBADD): New.
10594 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
10595 * Makefile.in: Regenerate.
10596 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
10597 * configure: Regenerate.
10598 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
10599 * fileread.cc: Include sys/state.h
10600 * gold.h: Declare memmem and strndup if found missing.
10601 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
10603 2009-06-23 Ian Lance Taylor <iant@google.com>
10605 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
10606 * configure: Rebuild.
10608 2009-06-23 Ian Lance Taylor <iant@google.com>
10611 * object.cc (Object::section_contents): Don't try to get a view if
10612 the section has length zero.
10613 (Object::handle_gnu_warning_section): If the section is empty, use
10614 the name of the section as the warning.
10616 2009-06-23 Ian Lance Taylor <iant@google.com>
10619 * stringpool.h (class Stringpool_template): Add optimize_ field.
10620 (Stringpool_template::set_optimize): New function.
10621 * stringpool.cc (Stringpool_template::Stringpool_template):
10622 Initialize optimize_ field.
10623 (Stringpool_template::set_string_offsets): Test local optimize
10624 fild rather than parameter.
10625 * layout.cc (Layout::Layout): Call set_optimize on the section
10628 2009-06-22 Ian Lance Taylor <iant@google.com>
10631 * yyscript.y: Parse TARGET.
10632 * script.cc (script_set_target): New function.
10633 * script-c.h (script_set_target): Declare.
10634 * options.cc (General_options::string_to_object_format): Rename
10635 from string_to_object_format in anonymous namespace. Change
10637 * options.h (class General_options): Declare
10638 string_to_object_format.
10640 2009-06-22 Ian Lance Taylor <iant@google.com>
10642 * script-sections.cc (Script_sections::create_segments): Don't put
10643 program headers in a PT_LOAD segment if -n or -N.
10645 2009-06-22 Ian Lance Taylor <iant@google.com>
10648 * options.h (class General_options): Add -z lazy and -z now. Sort
10649 -z options into alphabetical order.
10650 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
10652 2009-06-21 Ian Lance Taylor <iant@google.com>
10654 * layout.cc (Layout::make_output_section): Call
10655 Target::new_output_section.
10656 (Layout::attach_allocated_section_to_segment): Put large section
10657 sections in a separate load segment with the large segment flag
10659 (Layout::segment_precedes): Sort large data segments after other
10661 (align_file_offset): New static function.
10662 (Layout::set_segment_offsets): Use align_file_offset.
10663 * output.h (class Output_section): Add is_small_section_ and
10664 is_large_section_ fields.
10665 (Output_section::is_small_section): New function.
10666 (Output_section::set_is_small_section): New function.
10667 (Output_section::is_large_section): New function.
10668 (Output_section::set_is_large_section): New function.
10669 (Output_section::is_large_data_section): New function.
10670 (class Output_segment): Add is_large_data_segment_ field.
10671 (Output_segment::is_large_data_segment): New function.
10672 (Output_segment::set_is_large_data_segment): New function.
10673 * output.cc (Output_section::Output_section): Initialize new
10675 (Output_segment::Output_segment): Likewise.
10676 (Output_segment::add_output_section): Add assertion that large
10677 data sections always go in large data segments. Force small data
10678 sections to the end of the list of data sections. Force small BSS
10679 sections to the start of the list of BSS sections. For large BSS
10680 sections to the end of the list of BSS sections.
10681 * symtab.h (class Symbol): Declare is_common_shndx.
10682 (Symbol::is_defined): Check Symbol::is_common_shndx.
10683 (Symbol::is_common): Likewise.
10684 (class Symbol_table): Define enum Commons_section_type. Update
10685 declarations. Add small_commons_ and large_commons_ fields.
10686 * symtab.cc (Symbol::is_common_shndx): New function.
10687 (Symbol_table::Symbol_table): Initialize new fields.
10688 (Symbol_table::add_from_object): Put small and large common
10689 symbols in the right list.
10690 (Symbol_table::sized_finalized_symbol): Check
10691 Symbol::is_common_shndx.
10692 (Symbol_table::sized_write_globals): Likewise.
10693 * common.cc (Symbol_table::do_allocate_commons): Allocate new
10694 common symbol lists. Don't call do_allocate_commons_list if the
10696 (Symbol_table::do_allocate_commons_list): Remove is_tls
10697 parameter. Add comons_section_type parameter. Change all
10698 callers. Handle small and large common symbols.
10699 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
10700 Symbol::is_common_shndx.
10701 * resolve.cc (symbol_to_bits): Likewise.
10702 * target.h (Target::small_common_shndx): New function.
10703 (Target::small_common_section_flags): New function.
10704 (Target::large_common_shndx): New function.
10705 (Target::large_common_section_flags): New function.
10706 (Target::new_output_section): New function.
10707 (Target::Target_info): Add small_common_shndx, large_common_shndx,
10708 small_common_section_flags, and large_common_section_flags
10710 (Target::do_new_output_section): New virtual function.
10711 * arm.cc (Target_arm::arm_info): Initialize new fields.
10712 * i386.cc (Target_i386::i386_info): Likewise.
10713 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
10715 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
10716 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10717 (Target_x86_64::do_new_output_section): New function.
10718 * configure.ac: Define conditional MCMODEL_MEDIUM.
10719 * testsuite/Makefile.am (check_PROGRAMS): Add large.
10720 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
10721 (large_LDFLAGS): Define.
10722 * testsuite/large.c: New file.
10723 * testsuite/testfile.cc (Target_test::test_target_info):
10724 Initialize new fields.
10725 * configure, testsuite/Makefile.in: Rebuild.
10727 2009-06-05 Doug Kwan <dougkwan@google.com>
10729 * Makefile.am (CCFILES): Add target.cc.
10730 * Makefile.in: Regenerate.
10731 * i386.cc (class Target_i386): Define new virtual method to
10732 override do_is_local_label_name in parent.
10733 * object.cc (Sized_relobj::do_count_local_symbols): Discard
10734 local symbols if --discard-locals or -X is given.
10735 * options.h (class General_options): Declare new options
10736 '--discard-locals' and '-X' for discarding locals.
10737 * target.h (class Target): Define new methods is_local_label_name.
10738 Declare new virtual method do_is_local_label_name.
10739 * target.cc: New file.
10740 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
10741 (check_SCRIPTS): Add discard_locals_test.sh.
10742 (check_DATA): Add discard_local_tests.syms.
10743 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
10744 (discard_local_tests.syms, discard_locals_test.o): New make rules.
10745 * testsuite/Makefile.in: Regenerate.
10746 * testsuite/discard_locals_test.c: New file.
10747 * testsuite/discard_locals_test.sh: Same.
10749 2009-06-05 Doug Kwan <dougkwan@google.com>
10751 * object.cc (Sized_relobj::Sized_relobj): Initialize
10752 discarded_eh_frame_shndx_ to -1U.
10753 (Sized_relobj::do_layout): Record index of a discard .eh_frame
10755 (Sized_relobj::do_count_local_symbols): Skip local symbols in
10756 a discarded .eh_frame section.
10757 (Sized_relobj::do_finalize_local_symbols): Ditto.
10758 * object.h (class Sized_relobj): Declare new member
10759 discarded_eh_frame_shndx_.
10760 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
10761 (local_labels_test.o, local_labels_test): New rules.
10762 * testsuite/Makefile.in: Regenerate.
10764 2009-06-04 Doug Kwan <dougkwan@google.com>
10766 * layout.cc (Layout::section_name_mapping): Add mapping for
10767 special ARM sections.
10769 2009-06-03 Doug Kwan <dougkwan@google.com>
10771 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
10772 (utils::has_overflow): Same.
10774 2009-06-03 Ian Lance Taylor <iant@google.com>
10776 * layout.cc (Layout::section_name_mapping): New array, replacing
10777 Layout::linkonce_mapping.
10778 (Layout::section_name_mapping_count): New variable, replacing
10779 Layout::linkonce_mapping_count.
10780 (Layout::linkonce_output_name): Remove.
10781 (Layout::output_section_name): Rewrite.
10782 * layout.h (class Layout): Rename Linkonce_mapping to
10783 Section_name_mapping, linkonce_mapping to section_name_mapping,
10784 linkonce_mapping_count to section_name_mapping_count. Don't
10785 declare linkonce_output_name.
10787 2009-06-03 Doug Kwan <dougkwan@google.com>
10789 * gold/arm.cc (namespace utils): New.
10790 (Target_arm::reloc_is_non_pic): Define new method.
10791 (class Arm_relocate_functions): New.
10792 (Target_arm::Relocate::relocate): Handle relocation types used by
10795 2009-06-03 Ian Lance Taylor <iant@google.com>
10797 * arm.cc (Target_arm::scan::global): Use || instead of |.
10799 2009-06-02 Doug Kwan <dougkwan@google.com>
10801 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
10802 issued_non_pic_error_.
10803 (class Target_arm::Scan): Declare new method check_non_pic.
10804 Define new method symbol_needs_plt_entry.
10805 Declare new data member issued_non_pic_error_.
10806 (class Target_arm::Relocate): Declare new method
10807 should_apply_static_reloc.
10808 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10809 (Target_arm::Scan::check_non_pic): Define new method.
10810 (Target_arm::Scan::local): Handle a small subset of reloc types used
10812 (Target_arm::Scan::local): Same.
10813 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10815 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
10817 * incremental.cc (Incremental_inputs::report_command_line): Filter
10818 out --incremental-* options.
10820 2009-05-29 Doug Kwan <dougkwan@google.com>
10822 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
10824 (class Target_arm): Update comment.
10825 (Target_arm::Target_arm): Initialize new data members GOT_,
10826 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
10827 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
10828 and Target_arm::rel_dyn_section.
10829 Declare new_enum Target_arm::Got_type.
10830 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
10832 Update commments for member do_dynsym_value.
10833 (Target_arm::got_size, Target_arm::plt_section,
10834 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
10835 new methods inside class defintion.
10836 (Target_arm::got_section): Define new method.
10837 (Target_arm::rel_dyn_section): Same.
10838 (Output_data_plt_arm): New template class.
10839 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
10840 (Output_data_plt_arm:do_adjust_output_section): Define new method.
10841 (Output_data_plt_arm::add_entry): Same.
10842 (Output_data_plt_arm::first_plt_entry): Define new
10843 static data member for PLT instruction template.
10844 (Output_data_plt_arm::plt_entry): Same.
10845 (Output_data_plt_arm::do_write): Define new method.
10846 (Target_arm::make_plt_entry): Same.
10847 (Target_arm::do_finalize_sections): Same.
10848 (Target_arm::do_dynsym_value): Same.
10850 2009-05-28 Doug Kwan <dougkwan@google.com>
10852 * Makefile.am (TARGETSOURCES): Add arm.cc.
10853 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
10854 * Makefile.in: Regenerate.
10855 * arm.cc: New file.
10856 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
10858 2009-05-26 Doug Kwan <dougkwan@google.com>
10860 * options.cc (General_options::parse_exclude_libs). Fix a comment.
10861 (General_options::check_excluded_libs): Strip off directories in
10862 archive name before matching like GNU ld does.
10863 * testsuite/Makefile.am (MOSTLYCLEANFILES,
10864 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
10865 (exclude_libs_test_LDFLAGS): Add linker option
10866 -Wl,--exclude-libs,libexclude_libs_test_3
10867 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
10868 an explicit archive without using -l.
10869 (alt/libexclude_libs_test_3.a): New make rule.
10870 * testsuite/Makefile.in: Regenerate.
10871 * testsuite/exclude_libs_test.c : Declare lib3_default().
10873 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
10874 * exclude_libs_test_3.c: New file.
10876 2009-05-26 Nick Clifton <nickc@redhat.com>
10878 * po/id.po: New Indonesian translation.
10879 * po/gold.pot: Updated template file.
10881 2009-05-22 Sriraman Tallam <tmsriram@google.com>
10883 * testsuite/Makefile.am: Add -ffunction-sections to compile
10884 gc_comdat_test files. Add -Wl,--gc-sections to build
10886 * testsuite/Makefile.in: Regenerate.
10887 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
10889 2009-05-21 Sriraman Tallam <tmsriram@google.com>
10891 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
10892 kept comdat section was garbage collected.
10893 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
10894 * testsuite/Makefile.in: Regenerate.
10895 * testsuite/gc_comdat_test.sh: New file.
10896 * testsuite/gc_comdat_test_1.cc: New file.
10897 * testsuite/gc_comdat_test_2.cc: New file.
10899 2009-05-19 Doug Kwan <dougkwan@google.com>
10901 * archive.cc (Archive::Archive): Move constructor from archive.h
10902 to here. Initialize no_export_.
10903 (Archive::get_elf_object_for_member): Set no_export flag of object.
10904 * archive.h (Archive::Archive): Move constructor body to
10906 (Archive::no_export): New method.
10907 (Archive::no_export_): New field.
10908 * object.h (Object::Object): Initialize no_export_ to false.
10909 (Object::no_export, Object::set_no_export): New methods.
10910 (Object::no_export_): New field.
10911 * options.cc (General_options::parse_exclude_libs): New method.
10912 (General_options::check_excluded_libs) Same.
10913 * options.h (exclude_libs): New option.
10914 (General_options::check_excluded_libs): New method declaration.
10915 (General_options::excluded_libs_): New field.
10916 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
10917 default or protected visibility if an object has no-export flag set.
10918 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
10919 (check_SCRIPTS): Add exclude_libs_test.sh.
10920 (check_DATA): Add exclude_libs_test.syms.
10921 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
10922 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
10923 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
10924 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
10925 (exclude_libs_test.syms, libexclude_libs_test_1.a,
10926 libexclude_libs_test_2.a): New rules.
10927 * testsuite/Makefile.in: Regenerate.
10928 * testsuite/exclude_libs_test.c: New file.
10929 * testsuite/exclude_libs_test.sh: Ditto.
10930 * testsuite/exclude_libs_test_1.c: Ditto.
10931 * testsuite/exclude_libs_test_2.c: Ditto.
10933 2009-05-15 Ian Lance Taylor <iant@google.com>
10935 * configure.ac: Check for declarations for cases where libiberty.h
10936 checks HAVE_DECL_xxx.
10937 * configure, config.in: Rebuild.
10939 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
10941 * gold.h (Incremental_argument_list): Remove (invalid) forward
10943 * incremental.cc (Incremental_inputs::report_achive): New method.
10944 (Incremental_inputs::report_object): New method.
10945 (Incremental_inputs::report_script): New method.
10946 (Incremental_inputs::finalize_inputs): New method.
10947 (Incremental_inputs::finalize): Call finalize_inputs().
10948 (Incremental_inputs::sized_create_incremental_inputs_section_data):
10949 Create inputs entries.
10950 * incremental.h (Incremental_input_type): New enum.
10951 (Incremental_inputs::Incremental_input): Initialize new fields.
10952 (Incremental_inputs::report_inputs): New method.
10953 (Incremental_inputs::report_achive): New method.
10954 (Incremental_inputs::report_object): New method.
10955 (Incremental_inputs::report_script): New method.
10956 (Incremental_inputs::finalize_inputs): New method.
10957 (Incremental_inputs::Input_info): New struct.
10958 (Incremental_inputs::Input_info_map): New typedef.
10959 (Incremental_inputs::lock_): New field.
10960 (Incremental_inputs::Inputs_): New field.
10961 (Incremental_inputs::Inputs_map): New field.
10962 * main.cc (main): Call Incremental_input::report_inputs.
10963 * options.h (Input_argument_list): Typedef moved from
10965 (Input_file_group::Files): Remove, use ::Input_argument_list.
10966 (Input_file_group::Input_argument_list): Remove, use
10967 ::Input_argument_list.
10968 * plugin.cc (Plugin_manager::add_input_file): Add error in
10970 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10972 * script.cc (read_input_script): Call
10973 Incremental_input::report_script.
10974 * script.h (Script_info): New class.
10976 2009-04-27 Ian Lance Taylor <iant@google.com>
10978 * x86_64.cc (do_adjust_output_section): Set entsize to
10981 2009-04-23 Elliott Hughes <enh@google.com>
10983 * output.cc (Output_file::close): After short writes, continue
10984 writing from the correct offset in the buffer being written.
10986 2009-04-23 Chris Demetriou <cgd@google.com>
10988 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10989 * configure: Regenerate.
10990 * config.in: Regenerate.
10991 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10992 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10994 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10996 * incremental.cc (Incremental_inputs_header_data): Renamed from
10997 Incremental_input_header_data.
10998 (Incremental_inputs_header_data::data_size): New field.
10999 (Incremental_inputs_header_data::put_input_file_count): Renamed
11000 from input_file_count.
11001 (Incremental_inputs_header_data::put_command_line_offset): Renamed
11002 from command_line_offset.
11003 (Incremental_inputs_header_data::put_reserved): Renamed from
11005 (Incremental_inputs_entry_data): Renamed from
11006 Incremental_input_entry_data.
11007 (Incremental_inputs_entry_data::data_size): New field.
11008 (Incremental_inputs::report_command_line): New method.
11009 (Incremental_inputs::finalize): New method.
11010 (Incremental_inputs::create_incremental_inputs_data): New method.
11011 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
11012 * incremental.h: New file.
11013 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
11014 (Layout::finalize): Create incremental inputs section in
11015 incremental builds.
11016 (Layout::create_incremental_info_sections): New method.
11017 * layout.h (Layout::incremental_inputs): New method.
11018 (Layout::create_incremental_info_sections): New method.
11019 (Layout::incremental_inputs_): New field.
11020 * main.cc (main): Notify Incremental_input of the command line.
11022 2009-04-01 Ian Lance Taylor <iant@google.com>
11023 Mikolaj Zalewski <mikolajz@google.com>
11025 * gold.h (reserve_unordered_map): Define, three versions, one for
11026 each version of Unordered_map.
11027 * layout.cc (Layout::Layout): Remove options parameter. Add
11028 number_of_input_files parameter. Don't initialize options_.
11029 Initialize number_of_input_files_ and resized_signatures_. Move
11030 sections_are_attached_.
11031 (Layout::layout_group): Reserve space for group_signatures_.
11032 (Layout::find_or_add_kept_section): Change name parameter to be a
11033 reference. Resize signatures_ map when it gets large enough.
11034 (Layout::layout_eh_frame): Use parameters->options() instead of
11036 (Layout::make_output_section): Likewise.
11037 (Layout::attach_allocated_section_to_segment): Likewise.
11038 (Layout::finalize, Layout::create_executable_stack): Likewise.
11039 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
11040 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
11041 * layout.h (class Layout): Update declarations. Remove options_
11042 field. Add number_of_input_files_ and resized_signatures_
11043 fields. Move sections_are_attached_ field.
11044 * main.cc (main): Pass number of input files to Layout
11045 constructor. Don't pass options.
11047 2009-03-30 Ian Lance Taylor <iant@google.com>
11049 * ffsll.c (ffsll): Correct implementation.
11051 2009-03-27 Ian Lance Taylor <iant@google.com>
11053 * ffsll.c: New file.
11054 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
11055 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
11056 * ftruncate.c (ftruncate): Declare before definition.
11057 * mremap.c (mremap): Likewise.
11058 * pread.c (pread): Likewise.
11059 * configure, Makefile.in, config.in: Rebuild.
11061 * mremap.c: New file.
11062 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
11063 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
11064 (mremap): Declare if HAVE_MREMAP is not defined.
11065 * configure, Makefile.in, config.in: Rebuild.
11067 2009-03-27 Cary Coutant <ccoutant@google.com>
11069 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
11070 position independent.
11071 * sparc.cc (Target_sparc::check_non_pic): Likewise.
11072 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
11074 2009-03-24 Cary Coutant <ccoutant@google.com>
11076 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
11078 (needs_dynamic_reloc): Likewise.
11080 2009-03-24 Ian Lance Taylor <iant@google.com>
11082 * yyscript.y (file_cmd): Recognize EXTERN.
11083 (extern_name_list, extern_name_list_body): New nonterminals.
11084 * script.cc (script_add_extern): Define.
11085 * script-c.h (script_add_extern): Declare.
11087 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
11089 * object.cc (is_elf_object): Define.
11090 * object.h (is_elf_object): Declare.
11091 * archive.cc (Archive::get_elf_object_for_member): Call
11093 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
11095 2009-03-24 Elliott Hughes <enh@google.com>
11097 * output.cc (Output_file::map_anonymous): Define.
11098 (Output_file::map): Use map_anonymous. If the regular mmap fails,
11099 try an anonymous one. Report the size if the mmap fails.
11100 * output.h (class Output_file): Declare map_anonymous.
11102 2009-03-24 Ian Lance Taylor <iant@google.com>
11104 * target-select.cc (instantiate_target): Don't acquire the lock if
11105 the instantiated_target_ field has already been set.
11107 2009-03-23 Ian Lance Taylor <iant@google.com>
11109 * gold-threads.h (class Initialize_lock): Define.
11110 * gold-threads.cc (class Initialize_lock_once): Define.
11111 (initialize_lock_control): New static variable.
11112 (initialize_lock_pointer): New static variable.
11113 (initialize_lock_once): New static function.
11114 (Initialize_lock::Initialize_lock): Define.
11115 (Initialize_lock::initialize): Define.
11116 * target-select.h: Include "gold-threads.h".
11117 (class Target_selector): Add lock_ and initialize_lock_ fields.
11118 Don't define instantiate_target, just declare it.
11119 * target-select.cc (Target_selector::Target_selector): Initialize
11121 (Target_selector::instantiate_target): Define.
11122 * descriptors.h: Include "gold-threads.h".
11123 (class Descriptors): Add initialize_lock_ field.
11124 * descriptors.cc (Descriptors::Descriptors): Initialize new
11126 (Descriptors::open): Use initialize_lock_ field
11127 * errors.h (class Errors): Add initialize_lock_ field.
11128 * errors.cc (Errors::Errors): Initialize new field.
11129 (Errors::initialize_lock): Use initialize_lock_ field.
11130 * powerpc.cc (class Target_selector_powerpc): Remove
11131 instantiated_target_ field. In do_recognize call
11132 instantiate_target rather than do_instantiate_target. In
11133 do_instantiate_target just allocate a new target.
11134 * sparc.cc (class Target_selector_sparc): Likewise.
11136 * freebsd.h: New file.
11137 * i386.cc: Include "freebsd.h".
11138 (Target_i386): Derive from Target_freebsd rather than
11140 (Target_selector_i386): Derive from Target_selector_freebsd rather
11141 than Target_selector.
11142 * x86_64.cc: Include "freebsd.h".
11143 (Target_x86_64): Derive from Target_freebsd rather than
11145 (Target_selector_x86_64): Derive from Target_selector_freebsd
11146 rather than Target_selector.
11147 * target.h (class Target): Add adjust_elf_header and
11148 do_adjust_elf_header.
11149 * output.cc (Output_file_header:: do_sized_write): Call target
11150 adjust_elf_header routine.
11151 * configure.tgt: Set targ_osabi.
11152 * configure.ac: Define GOLD_DEFAULT_OSABI.
11153 * parameters.cc (Parameters::default_target): Pass
11154 GOLD_DEFAULT_OSABI to select_target.
11155 * target-select.h (class Target_selector): Make instantiate_target
11156 protected rather than private.
11157 * Makefile.am (HFILES): Add freebsd.h.
11158 * configure, Makefile.in, config.in: Rebuild.
11160 * merge.cc (do_add_input_section): Correct pend value. Change
11161 message about last entry not being null terminated from error to
11164 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
11166 * incremental.cc: New file.
11167 * Makefile.am (CCFILES): Add incremental.cc.
11168 * Makefile.in: Rebuild.
11170 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
11172 * layout.cc (Layout::output_section_name): Preserve names
11173 of '.note.' sections.
11175 2009-03-19 Ian Lance Taylor <iant@google.com>
11177 * descriptors.cc (Descriptors::open): Check that the options are
11178 valid before using them.
11180 2009-03-18 Ian Lance Taylor <iant@google.com>
11182 * script-sections.h: Include <list>.
11183 (class Script_sections): Change Sections_elements from std::vector
11184 to std::list. Typedef public Elements_iterator. Add
11185 orphan_section_placement_, data_segment_align_start_, and
11186 saw_data_segment_align_ fields. Remove data_segment_align_index_
11188 * script-sections.cc (class Orphan_section_placement): New class.
11189 (class Sections_element): Add virtual functions is_relro and
11190 orphan_section_init. Remove virtual function place_orphan_here.
11191 (class Output_section_definition): Add is_relro and
11192 orphan_section_init. Remove place_orphan_here.
11193 (class Orphan_output_section): Likewise.
11194 (Script_sections::Script_sections): Update for field changes.
11195 (Script_sections::data_segment_align): Set saw_data_segment_align_
11196 and data_segment_align_start_, not data_segment_align_index.
11197 (Script_sections::data_segment_relro_end): Check
11198 saw_data_segment_align_. Use data_segment_align_start_ rather
11199 than data_segment_align_index_.
11200 (Script_sections::place_orphan): Rewrite to use
11201 Orphan_section_placement.
11203 2009-03-17 Ian Lance Taylor <iant@google.com>
11205 * archive.cc (Archive::add_symbols): Check for a version attached
11206 to the symbol name in the archive map.
11207 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
11208 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
11209 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
11210 (ver_test_11.a): New target.
11211 * testsuite/Makefile.in: Rebuild.
11213 * configure.ac: Check for chsize and posix_fallocate. Replace
11215 * ftruncate.c: New file, from gnulib.
11216 * output.cc (posix_fallocate): Define dummy version if not
11217 HAVE_POSIX_FALLOCATE.
11218 (Output_file::map): Call posix_fallocate rather than lseek and
11220 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
11221 * configure, Makefile.in, config.in: Rebuild.
11223 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
11225 * layout.h (Layout::create_note): Add section_name parameter.
11226 * layout.cc (Layout::create_note): Likewise.
11227 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
11229 2009-03-17 Ian Lance Taylor <iant@google.com>
11231 * descriptors.cc: Include "options.h".
11232 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
11233 (Descriptors::open): Always use O_CLOEXEC when opening a new
11234 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
11235 then set FD_CLOEXEC.
11237 * sparc.cc (class Target_sparc): Add has_got_section.
11238 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
11239 make sure we have a GOT section.
11241 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
11242 (Target_sparc::Scan::local): Likewise.
11243 (Target_sparc::Scan::global): Likewise.
11244 (Target_sparc::Relocate::relocate): Likewise.
11245 (Target_sparc::Relocate::relocate_tls): Likewise.
11247 * symtab.cc (Symbol_table::define_default_version): New function,
11248 broken out of add_from_object.
11249 (Symbol_table::add_from_object): Call define_default_version.
11250 (Symbol_table::define_special_symbol): Add resolve_oldsym
11251 parameter. Change all callers. If the version for a symbol comes
11252 from a version script, resolve it with the symbol with the same
11253 name with no version. Also add the symbol without a version if
11255 (do_define_in_output_data): If resolving with oldsym, don't delete
11257 (do_define_in_output_segment): Likewise.
11258 (do_define_as_constant): Likewise.
11259 * symtab.h (class Symbol_table): Update declarations.
11261 2009-03-13 Ian Lance Taylor <iant@google.com>
11263 * readsyms.cc (Read_symbols::incompatible_warning): New function.
11264 (Read_symbols::requeue): New function.
11265 (Read_symbols::do_read_symbols): If make_elf_object fails because
11266 the target type is not configured, and the file was searched for,
11267 issue a warning and retry with the next directory.
11268 (Add_symbols::run): If the file has an incompatible format, and
11269 it was searched for, requeue the Read_symbols task. On error,
11270 release the object.
11271 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
11272 dirindex parameter to constructor. Change all callers. Declare
11273 incompatible_warning and requeue.
11274 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
11275 input_argument_ and input_group_ fields. Add them to
11276 constructor. Change all callers.
11277 (class Read_script): Add dirindex_ field. Add it to constructor.
11278 Change all callers.
11279 * archive.cc (Archive::setup): Remove input_objects parameter.
11280 Change all callers.
11281 (Archive::get_file_and_offset): Likewise.
11282 (Archive::read_all_symbols): Likewise.
11283 (Archive::read_symbols): Likewise.
11284 (Archive::get_elf_object_for_member): Remove input_objects
11285 parameter. Add punconfigured parameter. Change all callers.
11286 (Archive::add_symbols): Change return type to bool. Check return
11287 value of include_member.
11288 (Archive::include_all_members): Likewise.
11289 (Archive::include_member): Change return type to bool. Return
11290 false if first included object has incompatible target. Set
11291 included_member_ field.
11292 (Add_archive_symbols::run): If add_symbols returns false, requeue
11294 * archive.h (class Archive): Add included_member_ field.
11295 Initialize it in constructor. Add input_file and searched_for
11296 methods. Update declarations.
11297 (class Add_archive_symbols): Add dirpath_, dirindex_, and
11298 input_argument_ fields. Add them to constructor. Change all
11300 * script.cc: Include "target-select.h".
11301 (class Parser_closure): Add skip_on_incompatible_target_ and
11302 found_incompatible_target_ fields. Add
11303 skip_on_incompatible_target parameter to constructor. Change all
11304 callers. Add methods skip_on_incompatible_target,
11305 clear_skip_on_incompatible_target, found_incompatible_target, and
11306 set_found_incompatible_target.
11307 (read_input_script): Add dirindex parameter. Change all callers.
11308 If parser finds an incompatible target, requeue Read_symbols
11310 (script_set_symbol): Clear skip_on_incompatible_target in
11312 (script_add_assertion, script_parse_option): Likewise.
11313 (script_start_sections, script_add_phdr): Likewise.
11314 (script_check_output_format): New function.
11315 * script.h (read_input_script): Update declaration.
11316 * script-c.h (script_check_output_format): Declare.
11317 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
11318 (ignore_cmd): Remove OUTPUT_FORMAT.
11319 * fileread.cc (Input_file::Input_file): Add explicit this.
11320 (Input_file::will_search_for): New function.
11321 (Input_file::open): Add pindex parameter. Change all callers.
11322 * fileread.h (class Input_file): Add input_file_argument method.
11323 Declare will_search_for. Update declarations.
11324 * object.cc (make_elf_object): Add punconfigured parameter.
11325 Change all callers.
11326 * object.h (class Object): Make input_file public. Add
11327 searched_for method.
11328 (make_elf_object): Update declaration.
11329 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
11331 * dirsearch.h (class Dirsearch): Update declaration.
11332 * options.h (class General_options): Add --warn-search-mismatch.
11333 * parameters.cc (Parameters::is_compatible_target): New function.
11334 * parameters.h (class Parameters): Declare is_compatible_target.
11335 * workqueue.cc (Workqueue::add_blocker): New function.
11336 * workqueue.h (class Workqueue): Declare add_blocker.
11338 * fileread.cc (Input_file::open): Remove options parameter.
11339 Change all callers.
11340 (Input_file::open_binary): Likewise.
11341 * script.cc (read_input_script): Likewise.
11342 * readsyms.h (class Read_symbols): Remove options_ field. Remove
11343 options parameter from constructor. Change all callers.
11344 (class Read_script): Likewise.
11345 * fileread.h (class Input_file): Update declarations.
11346 * script.h (read_input_script): Update declaration.
11348 2009-03-10 Nick Clifton <nickc@redhat.com>
11350 * po/es.po: New Spanish translation.
11352 2009-03-06 Cary Coutant <ccoutant@google.com>
11354 * options.cc (parse_short_option): Keep dash_z from registering itself.
11356 2009-03-03 Ian Lance Taylor <iant@google.com>
11359 * target-reloc.h (relocate_section): Pass output_section to
11361 * i386.cc (Target_i386::should_apply_static_reloc): Add
11362 output_section parameter. Change all callers.
11363 (Target_i386::Relocate::relocate): Add output_section parameter.
11364 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11365 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
11366 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
11367 * testsuite/two_file_shared.sh: New script.
11368 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
11369 (check_DATA): Add two_file_shared.dbg.
11370 (two_file_shared.dbg): New target.
11371 * testsuite/Makefile.in: Rebuild.
11373 2009-03-01 Ian Lance Taylor <iant@google.com>
11375 * configure.ac: Check for byteswap.h.
11376 * configure: Rebuild.
11377 * config.in: Rebuild.
11379 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
11381 * layout.cc (Layout::find_or_add_kept_section): New function.
11382 (Layout::add_comdat): Removed.
11383 * layout.h (struct Kept_section): Move out of class Layout.
11384 Remove trailing underscores from field names. Add group_sections
11385 field. Rename group_ field to is_group. Change all uses.
11386 (class Layout): Declare find_or_add_kept_section, not add_comdat.
11387 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
11388 comdat_groups_ field.
11389 (Sized_relobj::include_section_group): Use
11390 find_or_add_kept_section and Kept_section::group_sections.
11391 (Sized_relobj::include_linkonce_section): Likewise.
11392 * object.cc (class Sized_relobj): Don't define Comdat_group or
11393 Comdat_group_table. Remove find_comdat_group and
11394 add_comdat_group. Remove comdat_groups_ field.
11395 * plugin.cc (include_comdat_group): Use
11396 Layout::find_or_add_kept_section.
11398 2009-02-28 Ian Lance Taylor <iant@google.com>
11400 * README: --gc-sections and map files are now supported. Document
11401 some build requirements.
11404 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
11405 relocatable link set the value of the section symbol to zero.
11406 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
11407 relocatable link don't include the section address in the local
11410 2009-02-27 Ian Lance Taylor <iant@google.com>
11413 * options.h (class Search_directory): Add is_system_directory.
11414 (class General_options): Declare is_in_system_directory.
11415 * options.cc (get_relative_sysroot): Make static.
11416 (get_default_sysroot): Make static.
11417 (General_optoins::is_in_system_directory): New function.
11418 * fileread.cc (Input_file::is_in_system_directory): New function.
11419 * fileread.h (class Input_file): Declare is_in_system_directory.
11420 * object.h (class Object): Add is_in_system_directory.
11421 (class Input_objects): Remove system_library_directory_ field.
11422 * object.cc (Input_objects::add_object): Don't set
11423 system_library_directory_.
11424 (input_objects::found_in_system_library_directory): Remove.
11425 * symtab.cc (Symbol_table::write_globals): Remove input_objects
11426 parameter. Change all callers.
11427 (Symbol_table::sized_write_globals): Likewise.
11428 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
11429 Call Object::is_in_system_directory.
11430 * symtab.h (class Symbol_table): Update declarations.
11433 * descriptors.h (Open_descriptor): Add is_on_stack field.
11434 * descriptors.cc (Descriptors::open): If the descriptor is on the
11435 top of the stack, remove it. Initialize is_on_stack field.
11436 (Descriptors::release): Only add pod to stack if it is not on the
11438 (Descriptors::close_some_descriptor): Clear stack_next and
11439 is_on_stack fields.
11442 * output.cc (Output_section::find_starting_output_address): Rename
11443 from starting_output_address; add PADDR parameter; change return
11445 * output.h (class Output_section): Declare
11446 find_starting_output_address instead of starting_output_address.
11447 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
11448 section symbol for which we can't find a merge section.
11451 * symtab.cc (Symbol_table::add_from_object): If the visibility is
11452 hidden or internal, force the symbol to be local.
11453 * resolve.cc (Symbol::override_visibility): Define.
11454 (Symbol::override_base): Use override_visibility.
11455 (Symbol_table::resolve): Likewise.
11456 (Symbol::override_base_with_special): Likewise.
11457 (Symbol_table::override_with_special): If the visibility is hidden
11458 or internal, force the symbol to be local.
11459 * symtab.h (class Symbol): Add set_visibility and
11460 override_visibility.
11461 * testsuite/ver_test_1.sh: New file.
11462 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
11463 (check_DATA): Add ver_test_1.syms.
11464 (ver_test_1.syms): New target.
11465 * testsuite/Makefile.in: Rebuild.
11467 2009-02-25 Cary Coutant <ccoutant@google.com>
11469 * layout.cc (Layout::choose_output_section): Don't rename sections
11470 when using a linker script that has a SECTIONS clause.
11471 * Makefile.in: Regenerate.
11473 * testsuite/Makefile.am (script_test_5.sh): New test case.
11474 * testsuite/Makefile.in: Regenerate.
11475 * testsuite/script_test_5.cc: New file.
11476 * testsuite/script_test_5.sh: New file.
11477 * testsuite/script_test_5.t: New file.
11479 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
11481 * archive.cc (Archive::include_member): Update calls to add_symbols.
11482 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
11483 the Layout argument.
11484 * dynobj.h (do_add_symbols): Add the Layout argument.
11485 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
11487 * object.h (Object::add_symbols): Add the Layout argument.
11488 (Object::do_add_symbols): Add the Layout argument.
11489 (Sized_relobj::do_add_symbols): Add the Layout argument.
11490 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
11491 Unify the two versions.
11492 (Add_plugin_symbols): Remove.
11493 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
11494 (Sized_pluginobj::do_add_symbols): Unify the two versions.
11495 (Add_plugin_symbols): Remove.
11496 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
11497 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
11498 (Add_symbols::run): Make it work with Pulginobj.
11500 2009-02-06 Ian Lance Taylor <iant@google.com>
11502 * object.cc (Sized_relobj::do_layout): Make info message start
11503 with lower case letter.
11505 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
11507 * binary.cc: Fix file comment.
11509 * options.h (enum Incremental_disposition): Define.
11510 (class General_options): Add new options: --incremental,
11511 --incremental_changed, --incremental_unchanged,
11512 --incremental_unknown. Add incremental_disposition_ and
11513 implicit_incremental_ fields.
11514 (General_options::incremental_disposition): New function.
11515 (class Position_dependent_options): Add incremental_disposition
11517 (Position_dependent_options::copy_from_options): Set incremental
11519 * options.cc (General_options::parse_incremental_changed): New
11521 (General_options::parse_incremental_unchanged): New function.
11522 (General_options::parse_incremental_unknown): New function.
11523 (General_options::General_options): Initialize new fields
11524 incremental_disposition_ and implicit_incremental_.
11525 (General_options::finalize): Check for uasge of --incremental-*
11526 without --incremental.
11528 2009-02-06 Chris Demetriou <cgd@google.com>
11530 * gold.h (gold_undefined_symbol): Change to take only a Symbol
11531 pointer and to report location as the file name associated with
11533 (gold_undefined_symbol_at_location): New function to replace the
11534 old gold_undefined_symbol functionality.
11535 * target-reloc.h (relocate_section): Update to use
11536 gold_undefined_symbol_at_location.
11537 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11538 Call gold_undefined_symbol function rather than gold_error.
11539 * errors.h (Errors::undefined_symbol): Take location as a
11540 string, rather than calculating it from a relocation.
11541 * errors.cc (Errors::fatal): Print "fatal error:" before the
11543 (Errors::error, Errors::error_at_location): Print "error: "
11544 before the formatted message.
11545 (Errors::undefined_symbol): Take location as a string, rather
11546 than calculating it from a relocation.
11547 (gold_undefined_symbol_at_location): New function akin to
11548 old gold_undefined_symbol, calculates location from relocation.
11549 (gold_undefined_symbol): Change to take only a Symbol pointer
11550 and to report location as the file name associated with the symbol.
11551 * testsuite/debug_msg.sh: Update for changed error messages.
11552 * testsuite/undef_symbol.sh: Likewise.
11554 2009-02-04 Duncan Sands <baldrick@free.fr>
11557 * reduced_debug_output.h
11558 (Output_reduced_debug_abbrev_section::failed): Use format for
11560 (Output_reduced_debug_info_section::faild): Likewise.
11562 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
11564 * script.cc (Lazy_demangler): New class.
11565 (Version_script_info::get_symbol_version_helper): Demangle a
11568 2009-01-29 Cary Coutant <ccoutant@google.com>
11570 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
11572 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11574 2009-01-28 Ian Lance Taylor <iant@google.com>
11576 * version.cc (version_string): Bump to 1.9.
11578 * gold.h: Include <cstring> and <stdint.h>.
11579 * version.cc: Include <cstdio>.
11580 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
11582 * reduced_debug_output.cc (insert_into_vector): Rename from
11583 Insert_into_vector; change all callers. Use Swap_unaligned to
11584 avoid aliasing issue; remove union since it is unnecessary.
11586 2009-01-27 Sriraman Tallam <tmsriram@google.com>
11588 * Makefile.am (CCFILES): Add gc.cc.
11589 (HFILES): Add gc.h.
11590 * Makefile.in: Regenerate.
11591 * gold.cc (Gc_runner): New class.
11592 (queue_initial_tasks): Call garbage collection related tasks
11593 when corresponding options are invoked.
11594 (queue_middle_gc_tasks): New function.
11595 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
11596 processed early before laying out sections during garbage collection.
11597 * gold.h (queue_middle_gc_tasks): New function.
11598 (is_prefix_of): Move from "layout.cc".
11599 * i386.cc (Target_i386::gc_process_relocs): New function.
11600 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
11601 * main.cc (main): Create object of class "Garbage_collection".
11602 * object.cc (Relobj::copy_symbols_data): New function.
11603 (Relobj::is_section_name_included): New function.
11604 (Sized_relobj::do_layout): Allow this function to be called twice
11605 during garbage collection and defer layout of section during the
11607 * object.h (Relobj::get_symbols_data): New function.
11608 (Relobj::is_section_name_included): New function.
11609 (Relobj::copy_symbols_data): New function.
11610 (Relobj::set_symbols_data): New function.
11611 (Relobj::get_relocs_data): New function.
11612 (Relobj::set_relocs_data): New function.
11613 (Relobj::is_output_section_offset_invalid): New pure virtual function.
11614 (Relobj::gc_process_relocs): New function.
11615 (Relobj::do_gc_process_relocs): New pure virtual function.
11616 (Relobj::sd_): New data member.
11617 (Sized_relobj::is_output_section_offset_invalid): New function.
11618 (Sized_relobj::do_gc_process_relocs): New function.
11619 * options.h (General_options::gc_sections): Modify to not be a no-op.
11620 (General_options::print_gc_sections): New option.
11621 * plugin.cc (Plugin_finish::run): Remove function call to
11622 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
11623 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
11624 * reloc.cc (Read_relocs::run): Add task to process relocs and
11625 determine unreferenced sections when doing garbage collection.
11626 (Gc_process_relocs): New class.
11627 (Sized_relobj::do_gc_process_relocs): New function.
11628 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
11629 sections that are garbage collected.
11630 * reloc.h (Gc_process_relocs): New class.
11631 * sparc.cc (Target_sparc::gc_process_relocs): New function.
11632 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
11633 symbols whose corresponding sections are garbage collected.
11634 (Symbol_table::Symbol_table): Add new parameter for the garbage
11636 (Symbol_table::gc_mark_undef_symbols): New function.
11637 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11638 (Symbol_table::gc_mark_dyn_syms): New function.
11639 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
11641 (Symbol_table::add_from_object): Likewise.
11642 (Symbol_table::add_from_relobj): When building shared objects, do not
11643 treat externally visible symbols as garbage.
11644 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
11645 table information for static and relocatable links.
11646 * symtab.h (Symbol_table::set_gc): New function.
11647 (Symbol_table::gc): New function.
11648 (Symbol_table::gc_mark_undef_symbols): New function.
11649 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11650 (Symbol_table::gc_mark_dyn_syms): New function.
11651 (Symbol_table::gc_): New data member.
11652 * target.h (Sized_target::gc_process_relocs): New pure virtual
11654 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
11655 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
11657 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
11659 * options.h (General_options::gc_sections): Define as a no-op for now.
11660 (General_options::no_keep_memory): Ditto.
11661 (General_options::Bshareable): Define.
11662 * options.cc (General_options::finalize): Honor -Bshareable.
11664 2009-01-20 Andreas Schwab <schwab@suse.de>
11666 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
11667 read the value in the contents, since we don't use it. Use the
11668 template endianness when writing.
11669 (Relocate::relocate): Use it for R_PPC_REL16_HA.
11671 2009-01-19 Andreas Schwab <schwab@suse.de>
11673 * configure.tgt (powerpc64-*): Fix targ_obj.
11675 2009-01-15 Ian Lance Taylor <iant@google.com>
11677 * object.cc (Sized_relobj::write_local_symbols): Don't write out
11678 local symbols when stripping all symbols.
11680 2009-01-14 Cary Coutant <ccoutant@google.com>
11682 * output.cc (Output_reloc): Add explicit instantiations.
11684 2009-01-14 Cary Coutant <ccoutant@google.com>
11686 * archive.cc (Archive::get_elf_object_for_member): Remove call
11687 to File_read::claim_for_plugin.
11688 * descriptors.cc (Descriptors::open): Remove reference to
11690 (Descriptors::claim_for_plugin): Remove.
11691 * descriptors.h (Descriptors::claim_for_plugin): Remove.
11692 (Descriptors::is_claimed): Remove.
11693 (claim_descriptor_for_plugin): Remove.
11694 * fileread.cc (File_read::claim_for_plugin): Remove.
11695 * fileread.h (File_read::claim_for_plugin): Remove.
11696 (File_read::descriptor): Reopen descriptor if necessary.
11697 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
11698 (Plugin_manager::all_symbols_read): Add task parameter. Change
11700 (Plugin_manager::get_input_file): New function.
11701 (Plugin_manager::release_input_file): New function.
11702 (Pluginobj::Pluginobj): Add filesize parameter and initialize
11703 corresponding data member.
11704 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
11705 and pass to base constructor. Change all callers.
11706 (get_input_file, release_input_file): New functions.
11707 (make_sized_plugin_object): Add filesize parameter. Change all callers.
11708 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
11709 (Plugin_manager::all_symbols_read): Add task parameter.
11710 (Plugin_manager::get_input_file): New function.
11711 (Plugin_manager::release_input_file): New function.
11712 (Plugin_manager::task_): New data member.
11713 (Pluginobj::Pluginobj): Add filesize parameter.
11714 (Pluginobj::filename): New function.
11715 (Pluginobj::descriptor): New function.
11716 (Pluginobj::filesize): New function.
11717 (Pluginobj::filesize_): New data member.
11718 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
11719 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
11720 File_read::claim_for_plugin; use Object::unlock to unlock the file.
11722 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
11723 with archive libraries.
11724 * testsuite/Makefile.in: Regenerate.
11725 * testsuite/plugin_test.c (struct sym_info): New type.
11726 (get_input_file, release_input_file): New static variables.
11727 (onload): Capture new transfer vector entries.
11728 (claim_file_hook): Stop reading at end of file according to filesize.
11729 Factor out parsing of readelf output into separate function.
11730 (all_symbols_read_hook): Exercise get_input_file and release_input_file
11731 APIs and get the source file name from the symbol table. Convert
11732 source file name to corresponding object file name. Print info
11733 message when adding new input files.
11734 (parse_readelf_line): New function.
11735 * testsuite/plugin_test_1.sh: Add checks for new info messages.
11736 * testsuite/plugin_test_2.sh: Likewise.
11737 * testsuite/plugin_test_3.sh: Likewise.
11738 * testsuite/plugin_test_4.sh: New test case.
11740 2009-01-07 Ian Lance Taylor <iant@google.com>
11742 * version.cc (version_string): Bump to 1.8.
11744 2008-12-23 Cary Coutant <ccoutant@google.com>
11746 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
11747 * plugin.cc (Plugin_manager::finish): Rename as
11748 layout_deferred_objects. Move cleanup to separate function.
11749 (Plugin_manager::cleanup): New function.
11750 (Plugin_finish::run): Call layout_deferred_objects and cleanup
11752 * plugin.h (Plugin_manager::finish): Rename as
11753 layout_deferred_objects.
11754 (Plugin_manager::cleanup): New function.
11755 (Plugin_manager::cleanup_done): New field.
11757 2008-12-23 Cary Coutant <ccoutant@google.com>
11759 * plugin.cc (is_visible_from_outside): New function.
11760 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
11761 so we don't return "IR only" status for exported symbols or -r links.
11763 * testsuite/Makefile.am (plugin_test_3): New test case.
11764 * testsuite/Makefile.in: Regenerate.
11765 * testsuite/plugin_test_3.sh: New file.
11767 2008-12-22 Cary Coutant <ccoutant@google.com>
11769 * object.cc (Sized_relobj::layout_section): New function.
11770 (Sized_relobj::do_layout): Defer layout of input sections until after
11771 plugin has provided replacement files.
11772 (Sized_relobj::do_layout_deferred_sections): New function.
11773 * object.h (Relobj::set_section_offset): Remove virtual keyword.
11774 (Relobj::layout_deferred_sections): New function.
11775 (Relobj::do_layout_deferred_sections): New function.
11776 (Sized_relobj::do_layout_deferred_sections): New function.
11777 (Sized_relobj::layout_section): New function.
11778 (Sized_relobj::Deferred_layout): New structure.
11779 (Sized_relobj::deferred_layout_): New field.
11780 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11781 Change all callers. Layout deferred sections.
11782 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
11784 (Plugin_hook::run): Move code from do_plugin_hook inline.
11785 (Plugin_hook::do_plugin_hook): Remove.
11786 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11787 (Plugin_manager::finish): Renamed, was cleanup.
11788 (Plugin_manager::should_defer_layout): New function.
11789 (Plugin_manager::add_deferred_layout_object): New function.
11790 (Plugin_manager::Deferred_layout_list): New type.
11791 (Plugin_manager::deferred_layout_objects_): New field.
11792 (Plugin_hook::do_plugin_hook): Remove.
11794 2008-12-17 Ian Lance Taylor <iant@google.com>
11796 * options.h (class General_options): Add --no case for
11799 2008-12-16 Cary Coutant <ccoutant@google.com>
11801 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11803 (Plugin_manager::claim_file): Create plugin object even if
11804 plugin did not call the add_symbols callback.
11805 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11806 asking for more symbols than were added.
11807 * testsuite/Makefile.am (plugin_test_1): Add test case with
11809 (empty.syms): New target.
11810 * testsuite/Makefile.in: Regenerate.
11811 * testsuite/plugin_test.c (claim_file_hook): Add new debug
11812 message. Don't call add_symbols if no globals.
11813 (all_symbols_read_hook): Don't provide replacement for empty
11816 2008-12-12 Ian Lance Taylor <iant@google.com>
11818 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
11819 r_type == 0 for a local symbol with r_sym == 0.
11820 (scan_relocatable_relocs): Pass r_sym to
11821 local_non_section_strategy.
11822 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
11825 * configure.ac: Update test for TLS descriptors: they are
11826 supported as of glibc 2.9.
11827 * configure: Rebuild.
11829 2008-12-11 Ian Lance Taylor <iant@google.com>
11832 * target-reloc.h (Default_scan_relocatable_relocs): For each
11833 function, map r_type == 0 to RELOC_DISCARD.
11835 2008-12-10 Cary Coutant <ccoutant@google.com>
11837 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
11838 object to override a kept COMDAT group from a plugin object.
11840 2008-12-09 Ian Lance Taylor <iant@google.com>
11843 * yyscript.y (file_cmd): Handle INPUT.
11845 * testsuite/initpri1.c: Change all declarations to be full
11846 prototypes by adding void, to avoid compiler warnings.
11848 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
11850 * options.cc (General_options::parse_plugin_opt): New.
11851 (General_options::add_plugin): The argument now is just the filename.
11852 (General_options::add_plugin_option): New.
11853 * options.h (plugin_opt): New.
11854 (add_plugin): Change argument name.
11855 (add_plugin_option): New.
11856 * plugin.cc (Plugin::load): Don't parse the plugin option.
11857 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
11858 (Plugin::add_option): New.
11859 (Plugin::args_): Change type.
11860 (Plugin::filename_): New.
11861 (Plugin_manager::add_plugin_option): New.
11862 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
11863 * testsuite/Makefile.in: Regenerate.
11865 2008-12-05 Cary Coutant <ccoutant@google.com>
11867 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
11868 Handle --strip-lto-sections option.
11869 * options.h (strip_lto_sections): New option.
11871 2008-12-01 Cary Coutant <ccoutant@google.com>
11873 * plugin.cc (ld_plugin_message): Change format parameter to const.
11874 Fix mismatch between new[] and delete.
11876 2008-11-14 Cary Coutant <ccoutant@google.com>
11878 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
11881 2008-11-05 Craig Silverstein <csilvers@google.com>
11883 * options.cc (General_options::parse_dynamic_list): New function.
11884 * options.h (General_options): New flags dynamic_list,
11885 dynamic_list_data, dynamic_list_cpp_new, and
11886 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
11887 (General_options::in_dynamic_list): New function.
11888 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
11889 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
11890 (Lex::can_continue_name): Likewise.
11892 (read_script_file): New parameter script_options.
11893 (read_dynamic_list): New function.
11894 (Script_options::define_dynamic_list): New function.
11895 (dynamic_list_keyword_parsecodes): New variable.
11896 (dynamic_list_keywords): New variable.
11897 * script.h (Script_options::define_dynamic_list): New function
11899 (read_dynamic_list): New function prototype.
11900 * symtab.cc (strprefix): New macro.
11901 (Symbol::should_add_dynsym_entry): Support dynamic_list,
11902 dynamic_list_data, dynamic_list_cpp_new, and
11903 dynamic_list_cpp_typeinfo.
11904 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
11905 (dynamic_list_expr): New rule.
11906 (dynamic_list_nodes): Likewise.
11907 (dynamic_list_node): Likewise.
11908 * testsuite/Makefile.am (dynamic_list): New test.
11909 * testsuite/Makefile.in: Regenerated.
11910 * testsuite/dynamic_list.t: New file.
11911 * testsuite/dynamic_list.sh: New file.
11913 2008-11-05 Craig Silverstein <csilvers@google.com>
11915 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
11916 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
11917 (t11_last): Likewise.
11918 * testsuite/ver_test_6.c (main): Likewise.
11920 2008-10-07 Cary Coutant <ccoutant@google.com>
11922 * options.c (General_options::finalize): Add check for -static and
11924 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
11927 2008-10-02 Cary Coutant <ccoutant@google.com>
11929 * plugin.cc (make_sized_plugin_object): Fix conditional
11930 compilation to work when not all targets are enabled.
11932 2008-09-29 Cary Coutant <ccoutant@google.com>
11934 * archive.cc (Archive::get_file_and_offset): Use filename instead
11935 of name to get library path.
11936 (Archive::include_member): Unlock external member of a thin archive.
11938 * testsuite/Makefile.am (TEST_AR): New variable.
11939 (thin_archive_test_1): New test.
11940 (thin_archive_test_2): New test.
11941 * testsuite/Makefile.in: Regenerate.
11942 * testsuite/thin_archive_main.cc: New file.
11943 * testsuite/thin_archive_test_1.cc: New file.
11944 * testsuite/thin_archive_test_2.cc: New file.
11945 * testsuite/thin_archive_test_3.cc: New file.
11946 * testsuite/thin_archive_test_4.cc: New file.
11948 2008-09-29 Cary Coutant <ccoutant@google.com>
11950 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
11951 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
11953 (Sized_relobj::do_finalize_local_symbols): Likewise.
11954 (Sized_relobj::map_to_kept_section): Likewise.
11955 * object.h (Sized_relobj::invalid_address): New constant.
11956 (Sized_relobj::do_output_section_offset): Check for invalid_address
11958 * output.cc (Output_reloc::local_section_offset): Use constant
11959 invalid_address instead of -1U.
11960 (Output_reloc::get_address): Likewise.
11961 (Output_section::output_address): Change -1U to -1ULL.
11962 * output.h (Output_reloc::invalid_address): New constant.
11963 * reloc.cc (Sized_relobj::write_sections): Use constant
11964 invalid_address instead of -1U.
11965 (Sized_relobj::relocate_sections): Likewise.
11966 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11967 values for merge sections.
11968 * target-reloc.h (relocate_for_relocatable): Use constant
11969 invalid_address instead of -1U.
11971 2008-09-19 Cary Coutant <ccoutant@google.com>
11973 Add plugin functionality for link-time optimization (LTO).
11974 * configure.ac (plugins): Add --enable-plugins option.
11975 * configure: Regenerate.
11976 * config.in: Regenerate.
11977 * Makefile.am (LIBDL): New variable.
11978 (CCFILES): Add plugin.cc.
11979 (HFILES): Add plugin.h.
11980 (ldadd_var): Add LIBDL.
11981 * Makefile.in: Regenerate.
11983 * archive.cc: Include "plugin.h".
11984 (Archive::setup): Don't preread archive symbols when using a plugin.
11985 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11986 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11988 (Archive::include_member): Add symbols from plugin objects.
11989 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11990 * descriptors.cc (Descriptors::open): Check for file descriptors
11991 abandoned by plugins.
11992 (Descriptors::claim_for_plugin): New function.
11993 * descriptors.h (Descriptors::claim_for_plugin): New function.
11994 (Open_descriptor::is_claimed): New field.
11995 (claim_descriptor_for_plugin): New function.
11996 * fileread.cc (File_read::claim_for_plugin): New function.
11997 * fileread.h (File_read::claim_for_plugin): New function.
11998 (File_read::descriptor): New function.
11999 * gold.cc: Include "plugin.h".
12000 (queue_initial_tasks): Add task to call plugin hooks for generating
12002 * main.cc: Include "plugin.h".
12003 (main): Load plugin libraries.
12004 * object.h (Pluginobj): Declare.
12005 (Object::pluginobj): New function.
12006 (Object::do_pluginobj): New function.
12007 (Object::set_target): New function.
12008 * options.cc: Include "plugin.h".
12009 (General_options::parse_plugin): New function.
12010 (General_options::General_options): Initialize plugins_ field.
12011 (General_options::add_plugin): New function.
12012 * options.h (Plugin_manager): Declare.
12013 (General_options): Add --plugin option.
12014 (General_options::has_plugins): New function.
12015 (General_options::plugins): New function.
12016 (General_options::add_plugin): New function.
12017 (General_options::plugins_): New field.
12018 * plugin.cc: New file.
12019 * plugin.h: New file.
12020 * readsyms.cc: Include "plugin.h".
12021 (Read_symbols::do_read_symbols): Check for archive before checking
12022 for ELF file. Call plugin hooks to claim files.
12023 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
12024 from a real object file; force override when processing replacement
12026 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
12027 (Symbol::init_base_object): Likewise.
12028 (Symbol::init_base_output_data): Likewise.
12029 (Symbol::init_base_output_segment): Likewise.
12030 (Symbol::init_base_constant): Likewise.
12031 (Symbol::init_base_undefined): Likewise.
12032 (Symbol::output_section): Assert that object is not a plugin.
12033 (Symbol_table::add_from_pluginobj): New function.
12034 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
12036 (Symbol_table::sized_write_globals): Likewise.
12037 (Symbol_table::add_from_pluginobj): Instantiate template.
12038 * symtab.h (Sized_pluginobj): Declare.
12039 (Symbol::in_real_elf): New function.
12040 (Symbol::set_in_real_elf): New function.
12041 (Symbol::in_real_elf_): New field.
12042 (Symbol_table::add_from_pluginobj): New function.
12044 * testsuite/Makefile.am (AM_CFLAGS): New variable.
12045 (LIBDL): New variable.
12046 (LDADD): Add LIBDL.
12047 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
12048 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
12049 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
12050 (MOSTLYCLEANFILES): Likewise.
12051 * testsuite/Makefile.in: Regenerate.
12052 * testsuite/plugin_test.c: New file.
12053 * testsuite/plugin_test_1.sh: New file.
12054 * testsuite/plugin_test_2.sh: New file.
12056 2008-09-16 Ian Lance Taylor <iant@google.com>
12058 * target-reloc.h (relocate_section): Check whether a symbol is
12059 defined by the ABI before reporting an undefined symbol error.
12060 * target.h (Target::is_defined_by_abi): Make parameter const.
12061 (Target::do_is_defined_by_abi): Likewise.
12062 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
12063 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
12064 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
12065 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
12066 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
12067 * testsuite/Makefile.in: Rebuild.
12069 * fileread.cc (make_view): Add casts to avoid warning.
12071 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
12073 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
12074 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12076 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
12078 * options.h (General_options::output_is_executable): New.
12079 (General_options::output_is_pie): New.
12080 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
12081 for shared libraries.
12082 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12084 2008-09-11 Chris Demetriou <cgd@google.com>
12086 * options.h (origin): New -z option.
12087 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
12088 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
12091 2008-09-05 Cary Coutant <ccoutant@google.com>
12093 * fileread.cc (File_read::make_view): Add check for attempt to map
12094 beyond end of file.
12096 2008-09-05 Cary Coutant <ccoutant@google.com>
12098 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
12099 explicit instantiations.
12101 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
12104 * options.cc (General_options::finalize): Allow undefined symbols
12105 in shlibs if linking -shared.
12108 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
12109 symbols as not needing a dynsym entry.
12111 2008-08-20 Craig Silverstein <csilvers@google.com>
12113 * fileread.cc (File_read::open): Do not lock the file unless it
12114 was successfully opened.
12116 2008-08-14 Cary Coutant <ccoutant@google.com>
12118 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
12119 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
12120 * testsuite/tls_test.cc (struct int128): 128-bit struct
12121 for testing TLS relocs with non-zero addend.
12122 (v12): New TLS variable.
12124 (t_last): Add check for v12.
12125 * testsuite/tls_test.h (t12): New function.
12126 * testsuite/tls_test_main.cc (thread_routine): Call new test.
12128 2008-08-13 Ian Lance Taylor <iant@google.com>
12130 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
12131 set tls_segment_ or relro_segment_.
12132 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
12134 * output.h (Output_section::clear_is_relro): New function.
12135 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
12136 sections specially even when output_data_ is empty.
12137 (Output_segment::maximum_alignment): When first section is relro,
12138 only force alignment for PT_LOAD segments.
12139 * script.cc (script_data_segment_align): New function.
12140 (script_data_segment_relro_end): New function.
12141 * script-c.h (script_data_segment_align): Declare.
12142 (script_data_segment_relro_end): Declare.
12143 * script-sections.h (class Script_sections): Declare
12144 data_segment_align and data_segment_relro_end. Add fields
12145 segment_align_index_ and saw_relro_end_.
12146 * script-sections.cc (class Sections_element): Add set_is_relro
12147 virtual function. Add new bool* parameter to place_orphan_here.
12148 Add get_output_section virtual function.
12149 (class Output_section_definition): Add set_is_relro. Add new
12150 bool* parameter to place_orphan_here. Add get_output_section.
12151 Add is_relro_ field.
12152 (Output_section_definition::Output_section_definition): Initialize
12153 evaluated_address_, evaluated_load_address, evaluated_addralign_,
12154 and is_relro_ fields.
12155 (Output_section_definition::place_orphan_here): Add is_relro
12157 (Output_section_definition::set_section_addresses): Set relro for
12159 (Output_section_definition::alternate_constraint): Likewise.
12160 (class Orphan_output_section): Add new bool* parameter to
12161 place_orphan_here. Add get_output_section.
12162 (Orphan_output_section::place_orphan_here): Add is_relro
12164 (Script_sections::Script_sections): Initialize
12165 data_segment_align_index_ and saw_relro_end_.
12166 (Script_sections::data_segment_align): New function.
12167 (Script_sections::data_segment_relro_end): New function.
12168 (Script_sections::place_orphan): Set or clear is_relro.
12169 (Script_sections::set_section_addresses): Force alignment of first
12171 * yyscript.y (exp): Call script_data_segment_align and
12172 script_data_segment_relro_end.
12173 * testsuite/relro_script_test.t: New file.
12174 * testsuite/relro_test.cc (using_script): Declare.
12175 (t1, t2): Test using_script.
12176 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
12177 (relro_script_test_SOURCES): Define.
12178 (relro_script_test_DEPENDENCIES): Define.
12179 (relro_script_test_LDFLAGS): Define.
12180 (relro_script_test_LDADD): Define.
12181 (relro_script_test.so): New target.
12182 * testsuite/Makefile.in: Rebuild.
12184 2008-08-06 Cary Coutant <ccoutant@google.com>
12186 * archive.cc (Archive::total_archives, Archive::total_members)
12187 (Archive::total_members_loaded): New variables.
12188 (Archive::setup): Add parameter. Add option to preread
12190 (Archive::read_armap): Add counter.
12191 (Archive::get_file_and_offset): New function.
12192 (Archive::get_elf_object_for_member): New function.
12193 (Archive::read_all_symbols): New function.
12194 (Archive::read_symbols): New function.
12195 (Archive::add_symbols): Add counters.
12196 (Archive::include_all_members): Use armap to find members if it's
12198 (Archive::include_member): Skip reading symbols if already read.
12199 Factored code into Archive::get_file_and_offset and
12200 Archive::get_elf_object_for_member. Changed call to
12201 Mapfile::report_include_archive_member.
12202 (Archive::print_stats): New function.
12203 * archive.h: Declare Object and Read_symbols_data classes.
12204 (Archive::Archive): Add initializers for new members.
12205 (Archive::setup): Add parameter.
12206 (Archive::print_stats): New function.
12207 (Archive::total_archives, Archive::total_members)
12208 (Archive::total_members_loaded): New variables.
12209 (Archive::get_file_and_offset): New function.
12210 (Archive::get_elf_object_for_member): New function.
12211 (Archive::read_all_symbols): New function.
12212 (Archive::read_symbols): New function.
12213 (Archive::Archive_member): New class.
12214 (Archive::members_): New member.
12215 (Archive::num_members_): New member.
12216 * main.cc: Include archive.h.
12217 (main): Call Archive::print_stats.
12218 * mapfile.cc (Mapfile::report_include_archive_member): Delete
12219 archive parameter; member_name is now the fully-decorated name.
12220 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
12221 * options.h: (General_options): Add --preread-archive-symbols option.
12222 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
12225 2008-08-04 Ian Lance Taylor <iant@google.com>
12227 * symtab.h (Symbol::use_plt_offset): New function.
12228 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
12229 * powerpc.cc (Relocate::relocate): Likewise.
12230 * sparc.cc (Relocate::relocate): Likewise.
12231 * x86_64.cc (Relocate::relocate): Likewise.
12232 * testsuite/weak_plt.sh: New test.
12233 * testsuite/weak_plt_main.cc: New test.
12234 * testsuite/weak_plt_shared.cc: New test.
12235 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
12236 (check_PROGRAMS): Add weak_plt.
12237 (check_DATA): Add weak_plt_shared.so.
12238 (weak_plt_main_pic.o, weak_plt): New targets.
12239 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
12240 * testsuite/Makefile.in: Rebuild.
12242 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
12244 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
12245 * testsuite/Makefile.in: Rebuild.
12247 2008-08-04 Alan Modra <amodra@bigpond.net.au>
12249 * Makefile.am (POTFILES.in): Set LC_ALL=C.
12250 * Makefile.in: Regenerate.
12251 * po/POTFILES.in: Regenerate.
12253 2008-07-29 Ian Lance Taylor <iant@google.com>
12255 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
12256 symbols before other symbols.
12257 * testsuite/script_test_2.cc (test_addr): Declare.
12258 (test_addr_alias): Declare.
12259 (main): Check that test_addr and test_addr_alias have the right
12261 * testsuite/script_test_2.t: Define test_addr_alias and
12264 2008-07-24 Ian Lance Taylor <iant@google.com>
12267 * descriptors.cc: New file.
12268 * descriptors.h: New file.
12269 * gold-threads.h (class Hold_optional_lock): New class.
12270 * fileread.cc: Include "descriptors.h".
12271 (File_read::~File_read): Release descriptor rather than closing
12273 (File_read::open) [file]: Call open_descriptor rather than open.
12274 Set is_descriptor_opened_.
12275 (File_read::open) [memory]: Assert that descriptor is not open.
12276 (File_read::reopen_descriptor): New function.
12277 (File_read::release): Release descriptor.
12278 (File_read::do_read): Make non-const. Reopen descriptor.
12279 (File_read::read): Make non-const.
12280 (File_read::make_view): Reopen descriptor.
12281 (File_read::do_readv): Likewise.
12282 * fileread.h (class File_read): Add is_descriptor_opened_ field.
12283 Update declarations.
12284 * layout.cc: Include "descriptors.h".
12285 (Layout::create_build_id): Use open_descriptor rather than open.
12286 * output.cc: Include "descriptors.h".
12287 (Output_file::open): Use open_descriptor rather than open.
12288 * archive.cc (Archive::const_iterator): Change Archive to be
12290 (Archive::begin, Archive::end): Make non-const.
12291 (Archive::count_members): Likewise.
12292 * archive.h (class Archive): Update declarations.
12293 * object.h (Object::read): Make non-const.
12294 * Makefile.am (CCFILES): Add descriptors.cc.
12295 (HFILES): Add descriptors.h.
12296 * Makefile.in: Rebuild.
12299 * gold.h: Always include <clocale>. Add Solaris workarounds
12300 following code in binutils/sysdep.h.
12303 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
12304 this->eh_frame_hdr_ is NULL before using it.
12306 * dynobj.cc (Versions::Versions): Update comment.
12308 * dynobj.cc (Versions::Versions): If there is an soname, use it as
12309 the base version name.
12311 * stringpool.cc (Stringpool_template::add_with_length): Set key to
12312 array size plus one.
12313 (Stringpool_template::set_string_offsets): Subtract one from key
12314 before using it as an array index.
12315 (Stringpool_template::get_offset_with_length): Likewise.
12316 (Stringpool_template::write_to_buffer): Likewise.
12317 * stringpool.h (Stringpool_template::get_offset_from_key):
12320 2008-07-23 Ian Lance Taylor <iant@google.com>
12323 * object.h (Merged_symbol_value::value): Do our best to handle a
12327 * script.cc (Version_script_info::get_versions): Don't add empty
12328 version tag to return value.
12329 (Version_script_info::get_symbol_version_helper): Change return
12330 type to bool. Add pversion parameter. Change all callers.
12331 (script_register_vers_node): Don't require a non-NULL tag.
12332 * script.h (class Version_script_info): Update declarations.
12333 (Version_script_info::get_symbol_version): Change return type to
12334 bool. Add version parameter. Change all callers.
12335 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
12336 handling. Handle an empty version from a version script.
12337 (Symbol_table::define_special_symbol): Likewise.
12338 * testsuite/ver_test_10.script: New file.
12339 * testsuite/ver_test_10.sh: New file.
12340 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
12341 (check_DATA): Add ver_test_10.syms.
12342 (ver_test_10.syms, ver_test_10.so): New target.
12343 * testsuite/Makefile.in: Rebuild.
12345 2008-07-23 Simon Baldwin <simonb@google.com>
12347 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
12348 to zero for undefined symbols from dynamic libraries.
12350 2008-07-23 Ian Lance Taylor <iant@google.com>
12352 * symtab.cc (Symbol_table::resolve): Remove version parameter.
12353 Change all callers.
12354 * symtab.h (class Symbol_table): Update declaration.
12355 * testsuite/ver_test_9.cc: New file.
12356 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
12357 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
12358 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
12359 (ver_test_9.so, ver_test_9.o): New targets.
12360 * testsuite/Makefile.in: Rebuild.
12362 2008-07-22 Ian Lance Taylor <iant@google.com>
12364 * options.h (class General_options): Define --check-sections.
12365 * layout.cc (Layout::set_segment_offsets): Handle
12368 * options.h (class General_options): Define -n/--nmagic and
12370 * options.cc (General_options::finalize): For -n/--nmagic or
12371 -N/--omagic, set -static.
12372 * layout.cc (Layout::attach_allocated_section_to_segment): If
12373 -N/--omagic, don't put read-only and read-write sections in
12374 different segments.
12375 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
12376 finding a read-only segment.
12377 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
12378 don't set the minimum segment alignment to the common page size,
12379 and don't set the file offset to the address modulo the page size.
12380 * script-sections.cc (Script_sections::create_segments): If
12381 -n/--omagic, don't put read-only and read-write sections in
12382 different segments.
12384 * cref.cc: New file.
12385 * cref.h: New file.
12386 * options.h (class General_options): Add --print-symbol-counts.
12387 * main.cc (main): Issue defined symbol report if requested.
12388 * archive.cc (Archive::interpret_header): Make into a const member
12390 (Archive::add_symbols): Call Input_objects::archive_start and
12392 (Archive::const_iterator): Define new class.
12393 (Archive::begin, Archive::end): New functions.
12394 (Archive::include_all_members): Rewrite to use iterator.
12395 (Archive::count_members): New function.
12396 * archive.h (class Archive): Update declarations.
12397 (Archive::filename): New function.
12398 * object.cc: Include "cref.h".
12399 (Sized_relobj::Sized_relobj): Initialize defined_count_.
12400 (Sized_relobj::do_get_global_symbol_counts): New function.
12401 (Input_objects::add_object): Add object to cross-referencer.
12402 (Input_objects::archive_start): New function.
12403 (Input_objects::archive_stop): New function.
12404 (Input_objects::print_symbol_counts): New function.
12405 * object.h: Declare Cref and Archive.
12406 (Object::get_global_symbol_counts): New function.
12407 (Object::do_get_global_symbol_counts): New pure virtual function.
12408 (class Sized_relobj): Add defined_count_ field. Update
12410 (class Input_objects): Add cref_ field. Update constructor.
12411 Update declarations.
12412 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
12414 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
12416 (Sized_dynobj::do_get_global_symbol_counts): New function.
12417 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
12418 defined_count_. Update declarations. Define Symbols typedef.
12419 * symtab.cc (Symbol_table::add_from_relobj): Add defined
12420 parameter. Change all callers.
12421 (Symbol_table::add_from_dynobj): Add sympointers and defined
12422 parameters. Change all callers.
12423 * symtab.h (class Symbol_table): Update declarations.
12424 * Makefile.am (CCFILES): Add cref.cc.
12425 (HFILES): Add cref.h.
12426 * Makefile.in: Rebuild.
12428 2008-07-22 Simon Baldwin <simonb@google.com>
12430 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
12431 to zero when writing undefined symbols.
12433 2008-07-22 Ian Lance Taylor <iant@google.com>
12435 * output.cc (Output_section::add_input_section): Don't try to
12436 merge empty merge sections.
12438 2008-07-21 Craig Silverstein <csilvers@google.com>
12440 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12441 Include symbol version in error message.
12443 2008-07-20 Chris Demetriou <cgd@google.com>
12445 * configure.ac (gold_cv_c_random_seed): New configured variable.
12446 (RANDOM_SEED_CFLAGS): New substituted variable.
12447 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
12448 * configure: Rebuild.
12449 * Makefile.in: Likewise.
12450 * testsuite/Makefile.in: Likewise.
12452 2008-07-18 Ian Lance Taylor <iant@google.com>
12454 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
12455 where we see NAME/NULL and NAME/VERSION as separate symbols.
12456 * testsuite/ver_test_main.cc (main): Call t4.
12457 (t4, t4_2a): Define.
12458 * testsuite/ver_test_2.cc (t4_2): Define.
12459 * testsuite/ver_test_2.script: Put t4_2a in VER2.
12460 * testsuite/ver_test_4.cc (t4_2a): Define.
12461 * testsuite/ver_test_4.script: Put t4_2a in VER2.
12462 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
12464 2008-07-17 Ian Lance Taylor <iant@google.com>
12466 * dynobj.cc (Versions::add_def): If we give an error about a
12467 missing version, go ahead and create the version anyhow.
12469 2008-07-10 Ian Lance Taylor <iant@google.com>
12471 Handle output sections with more than 0x7fffffff bytes.
12472 * object.h (class Relobj): Change map_to_output_ to
12473 output_sections_, and just keep a section pointer. Change all
12474 uses. Move comdat group support to Sized_relobj.
12475 (Relobj::is_section_specially_mapped): Remove.
12476 (Relobj::output_section): Remove poff parameter. Change all
12478 (Relobj::output_section_offset): New function.
12479 (Relobj::set_section_offset): Rewrite.
12480 (Relobj::map_to_output): Remove.
12481 (Relobj::output_sections): New function.
12482 (Relobj::do_output_section_offset): New pure virtual function.
12483 (Relobj::do_set_section_offset): Likewise.
12484 (class Sized_relobj): Add section_offsets_ field. Add comdat
12485 group support from Relobj. Update declarations.
12486 (Sized_relobj::get_output_section_offset): New function.
12487 (Sized_relobj::do_output_section_offset): New function.
12488 (Sized_relobj::do_set_section_offset): New function.
12489 * object.cc (Relobj::output_section_address): Remove.
12490 (Sized_relobj::Sized_relobj): Initialize new fields.
12491 (Sized_relobj::include_section_group): Cast find_kept_object to
12493 (Sized_relobj::include_linkonce_section): Likewise.
12494 (Sized_relobj::do_layout): Use separate arrays for output section
12496 (Sized_relobj::do_count_local_symbols): Change map_to_output to
12498 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
12499 output_sections and section_offsets.
12500 (Sized_relobj::write_local_symbols): Likewise.
12501 (map_to_kept_section): Compute output address directly.
12502 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
12503 output_sections and section_offsets.
12504 (Sized_relobj::write_sections): Likewise.
12505 (Sized_relobj::relocate_sections): Likewise.
12506 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
12507 * output.h (class Output_reloc): Update declarations. Change
12508 u2_.relobj to Sized_relobj*.
12509 (class Output_data_reloc): Change add functions to use
12511 * output.cc (Output_reloc::Output_reloc): Change relobj to
12513 (Output_reloc::local_section_offset): Change return type to
12514 Elf_Addr. Use get_output_section_offset.
12515 (Output_reloc::get_address): Likewise.
12516 (Output_section::is_input_address_mapped): Don't call
12517 is_section_specially_mapped.
12518 (Output_section::output_offset): Likewise.
12519 (Output_section::output_address): Likewise.
12520 (Output_section::starting_output_address): Likewise.
12521 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
12522 parameter to Sized_relobj*.
12523 (Copy_relocs::need_copy_reloc): Likewise.
12524 (Copy_relocs::save): Likewise.
12525 * copy-relocs.h (class Copy_relocs): Update declarations.
12526 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
12527 Sized_relobj*. Change relobj_ field to Sized_relobj*.
12528 * target-reloc.h (relocate_for_relocatable): Change
12529 offset_in_output_section type to Elf_Addr. Change code that uses
12531 * layout.cc (Layout::layout): Always set *off.
12532 * mapfile.cc (Mapfile::print_input_section): Use
12533 output_section_offset.
12534 * i386.cc (Target_i386::copy_reloc): Change object parameter to
12536 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
12537 * sparc.cc (Target_sparc::copy_reloc): Likewise.
12538 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
12540 2008-07-03 Ian Lance Taylor <iant@google.com>
12542 * layout.cc (Layout::include_section): Do not discard unrecognized
12543 SHT_STRTAB sections.
12545 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
12547 * script.cc (Lex::can_continue_name): Make '?' allowable in
12548 version-script names.
12549 * testsuite/version_script.map: Change glob pattern to use '?'
12551 2008-06-30 Manish Singh <yosh@gimp.org>
12554 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
12557 2008-06-30 Ian Lance Taylor <iant@google.com>
12561 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
12562 versions]: Don't try to read the value in the contents, since we
12563 don't use it. Use the template endianness when writing.
12565 2008-06-25 Cary Coutant <ccoutant@google.com>
12567 * fileread.cc (File_read::make_view): Assert on zero-length view.
12568 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
12569 symbol table when there are no symbols to read.
12571 2008-06-23 Craig Silverstein <csilvers@google.com>
12573 * version.cc (version_string): Bump to 1.7
12575 2008-06-18 Craig Silverstein <csilvers@google.com>
12577 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
12578 constant 0xFFFF to type Valtype.
12579 (Powerpc_relocate_functions::rel16_ha): Likewise.
12581 2008-06-17 Ian Lance Taylor <iant@google.com>
12583 * output.h (Output_section::Input_section): Initialize p2align_ to
12584 zero for Output_section_data constructors.
12585 (Output_section::Input_section::addralign): If not an input
12586 section, return the alignment of the Output_section_data.
12587 * testsuite/copy_test.cc: New file.
12588 * testsuite/copy_test_1.cc: New file.
12589 * testsuite/copy_test_2.cc: New file.
12590 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
12591 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
12592 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
12593 (copy_test_1_pic.o, copy_test_1.so): New targets.
12594 (copy_test_2_pic.o, copy_test_2.so): New targets.
12595 * testsuite/Makefile.in: Rebuild.
12597 * script-sections.cc (Script_sections::place_orphan): Initialize
12598 local variable exact.
12600 2008-06-13 David Edelsohn <edelsohn@gnu.org>
12602 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
12604 2008-06-12 David Edelsohn <edelsohn@gnu.org>
12605 David S. Miller <davem@davemloft.net>
12607 * powerpc.cc: New file.
12608 * Makefile.am (TARGETSOURCES): Add powerpc.cc
12609 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
12610 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
12611 * Makefile.in: Rebuild.
12613 2008-06-09 Ian Lance Taylor <iant@google.com>
12615 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
12617 (throwing, orig_terminate): New static variables.
12618 (terminate_handler): New static function.
12619 (t2): Set terminate handler.
12621 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
12624 * binary.cc (Binary_to_elf::sized_convert): Fix .data
12627 2008-05-30 Cary Coutant <ccoutant@google.com>
12629 * archive.cc (Archive::include_all_members) Correct to step
12630 over symbol table and extended name table in thin archives.
12632 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
12635 * target-reloc.h (relocate_for_relocatable): Fix new_offset
12638 2008-05-28 Caleb Howe <cshowe@google.com>
12640 * reduced_debug_output.cc: New file.
12641 * reduced_debug_output.h: New file.
12642 * options.h (class General_options): Add --strip-debug-non-line.
12643 * options.cc (General_options::finalize): Add strip_debug_non_line
12644 to the strip heirarchy.
12645 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
12647 * layout.cc: Include "reduced_debug_output.h".
12648 (Layout::Layout): Initialize new fields.
12649 (line_only_debug_sections): New static array.
12650 (is_lines_only_debug_sections): New static inline function.
12651 (Layout::include_section): Handle --strip-debug-non-line.
12652 (Layout::make_output_section): If --strip-debug-non-line, build
12653 new output sections for .debug_abbrev and .debug_info.
12654 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
12655 gold. Warn about possible overflow.
12656 (read_signed_LEB_128): Likewise.
12657 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
12658 (read_signed_LEB_128): Declare.
12659 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
12660 (HFILES): Add reduced_debug_output.h.
12661 * Makefile.in: Rebuild.
12663 2008-05-21 Ian Lance Taylor <iant@google.com>
12665 * mapfile.cc: New file.
12666 * mapfile.h: New file.
12667 * options.h (class General_options): Add -M/--print-map and -Map.
12668 * options.cc (General_options::finalize): Make -M equivalent to
12670 * main.cc: Include <cstdio> and "mapfile.h".
12671 (main): Open mapfile if requested.
12672 * gold.cc (class Middle_runner): Add mapfile_ field. Update
12673 constructor. Change caller.
12674 (queue_initial_tasks): Add mapfile parameter. Change caller.
12675 (queue_middle_tasks): Likewise.
12676 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
12678 * archive.cc: Include "mapfile.h".
12679 (Archive::add_symbols): Add mapfile parameter. Change all
12680 callers. Pass mapfile, symbol, and reason to include_member.
12681 (Archive::include_all_members): Add mapfile parameter. Change all
12683 (Archive::include_member): Add mapfile, sym, and why parameters.
12684 Change all callers. Report inclusion to map file.
12685 * archive.h: Include "fileread.h".
12686 (class Archive): Update declarations.
12687 (Archive::file): New const method.
12688 (class Add_archive_symbols): Add mapfile_ field. Update
12689 constructor. Change all callers.
12690 * readsyms.h (class Read_symbols): Likewise.
12691 (class Finish_group): Likewise.
12692 (class Read_script): Likewise.
12693 * common.cc: Include "mapfile.h".
12694 (Symbol_table::allocate_commons): Add mapfile parameter. Change
12696 (Symbol_table::do_allocate_commons): Likewise.
12697 (Symbol_table::do_allocate_commons_list): Likewise. Report common
12698 symbol allocation to mapfile.
12699 * common.h (class Allocate_commons_task): Add mapfile_ field.
12700 Update constructor. Change all callers.
12701 * symtab.h (class Symbol_table): Update declarations.
12702 * layout.cc: Include "mapfile.h".
12703 (Layout_task_runner::run): Print information to mapfile.
12704 (Layout::create_gold_note): Change Output_data_fixed_space to
12705 Output_data_zero_fill.
12706 (Layout::create_build_id): Likewise.
12707 (Layout::print_to_mapfile): New function.
12708 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
12709 constructor. Change caller.
12710 (class Layout): Declare print_to_mapfile.
12711 * output.cc (Output_section::Input_section::print_to_mapfile): New
12713 (Output_section::add_input_section): If producing a map, always
12714 add to input_sections_ list.
12715 (Output_section::do_print_to_mapfile): New function.
12716 (Output_segment::print_sections_to_mapfile): New function.
12717 (Output_segment::print_section_list_to_mapfile): New function.
12718 * output.h: Include "mapfile.h".
12719 (Output_data::print_to_mapfile): New function.
12720 (Output_data::do_print_to_mapfile): New virtual function.
12721 (Output_segment_headers::do_print_to_mapfile): New function.
12722 (Output_file_header::do_print_to_mapfile): New function.
12723 (Output_data_const::do_print_to_mapfile): New function.
12724 (class Output_data_const_buffer): Add map_name_ field. Update
12725 constructor. Change all callers. Add do_print_to_mapfile
12727 (class Output_data_fixed_space): Likewise.
12728 (class Output_data_space): Likewise.
12729 (class Output_data_zero_fill): New class.
12730 (Output_data_strtab::do_print_to_mapfile): New function.
12731 (Output_data_reloc_base::do_print_to_mapfile): New function.
12732 (Output_relocatable_relocs::do_print_to_mapfile): New function.
12733 (Output_data_group::do_print_to_mapfile): New function.
12734 (Output_data_got::do_print_to_mapfile): New function.
12735 (Output_data_dynamic::do_print_to_mapfile): New function.
12736 (Output_symtab_xindex::do_print_to_mapfile): New function.
12737 (class Output_section): Declare do_print_to_mapflie. Declare
12738 print_to_mapfile in Input_section.
12739 (class Output_segment): Declare new functions.
12740 * object.h (Sized_relobj::symbol_count): New function.
12741 * script-sections.cc
12742 (Output_section_element_dot_assignment::set_section_addresses):
12743 Change Output_data_fixed_space to Output_data_zero_fill.
12744 (Output_data_expression::do_print_to_mapfile): New function.
12745 * script.cc (read_input_script): Add mapfile parameter. Change
12747 * script.h (read_input_script): Update declaration.
12748 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
12749 (Eh_frame::do_print_to_mapfile): New function.
12750 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
12751 (Output_merge_string::do_print_to_mapfile): New function.
12752 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
12754 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
12756 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
12758 * Makefile.am (CCFILES): Add mapfile.cc.
12759 (HFILES): Add mapfile.h.
12760 * Makefile.in: Rebuild.
12762 2008-05-19 Ian Lance Taylor <iant@google.com>
12764 * options.h (class General_options): Add -z relro.
12765 * layout.cc (Layout::Layout): Initialize relro_segment_.
12766 (Layout::add_output_section_data): Return the output section.
12767 (Layout::make_output_section): Rcognize relro sections and mark
12768 them appropriately.
12769 (Layout::attach_allocated_section_to_segment): Put relro sections
12770 in a PT_GNU_RELRO segment.
12771 (Layout::create_initial_dynamic_sections): Mark the .dynamic
12773 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12775 (Layout::linkonce_mapping): Map d.rel.ro.local to
12776 .data.rel.ro.local.
12777 (Layout::output_section_name): Us .data.rel.ro.local for any
12778 section which begins with that.
12779 * layout.h (class Layout): Update add_output_section_data
12780 declaration. Add relro_segment_ field.
12781 * output.cc (Output_section::Output_section): Initialize is_relro_
12782 and is_relro_local_ fields.
12783 (Output_segment::add_output_section): Group relro sections.
12784 (Output_segment::is_first_section_relro): New function.
12785 (Output_segment::maximum_alignment): If there is a relro section,
12786 align the segment to the common page size.
12787 (Output_segment::set_section_addresses): Track whether we are
12788 looking at relro sections. If the last section is a relro
12789 section, align to the common page size.
12790 (Output_segment::set_section_list_addresses): Add in_relro
12791 parameter. Change all callers. Align to the page size when
12792 moving from relro to non-relro section.
12793 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12795 * output.h (class Output_section): Add is_relro_ and
12796 is_relro_local_ fields.
12797 (Output_section::is_relro): New function.
12798 (Output_section::set_is_relro): New function.
12799 (Output_section::is_relro_local): New function.
12800 (Output_section::set_is_relro_local): New function.
12801 (class Output_segment): Update declarations.
12802 * i386.cc (Target_i386::got_section): Mark .got section as relro.
12803 * sparc.cc (Target_sparc::got_section): Likewise.
12804 * x86_64.cc (Target_x86_64::got_section): Likewise.
12805 * testsuite/relro_test_main.cc: New file.
12806 * testsuite/relro_test.cc: New file.
12807 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12808 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12809 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12810 (relro_test.so, relro_test_pic.o): New targets.
12811 * testsuite/Makefile.in: Rebuild.
12813 2008-05-16 Ian Lance Taylor <iant@google.com>
12815 * output.cc (Output_segment::add_output_section): Remove front
12817 * output.h (class Output_segment): Remove
12818 add_initial_output_section and overloaded add_output_section.
12819 Update declaration of remaining add_output_section.
12820 * layout.cc (Layout::create_interp): Call add_output_section
12821 rather than add_initial_output_section.
12822 (Layout::finish_dynamic_section): Likewise.
12824 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
12825 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
12826 know the dynamic type.
12827 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
12828 field. Initialize it in constructor.
12829 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
12830 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
12831 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
12834 * output.cc (Output_reloc::get_address): Change return type to
12836 * output.h (class Output_reloc): Update get_address declaration.
12837 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
12838 for section addresses.
12840 2008-05-09 Ian Lance Taylor <iant@google.com>
12843 * gold.cc (gold_nomem): Use return value of write.
12845 2008-05-08 Ian Lance Taylor <iant@google.com>
12847 * symtab.c (Symbol::init_base_output_data): Add version
12848 parameter. Change all callers.
12849 (Symbol::init_base_output_segment): Likewise.
12850 (Symbol::init_base_constant): Likewise.
12851 (Symbol::init_base_undefined): Likewise.
12852 (Sized_symbol::init_output_data): Likewise.
12853 (Sized_symbol::init_output_segment): Likewise.
12854 (Sized_symbol::init_constant): Likewise.
12855 (Sized_symbol::init_undefined): Likewise.
12856 (Symbol_table::do_define_in_output_data): If the new symbol has a
12857 version, mark it as the default.
12858 (Symbol_table::do_define_in_output_segment): Likewise.
12859 (Symbol_table::do_define_as_constant): Likewise.
12860 * symtab.h (class Symbol): Update declarations.
12861 (class Sized_symbol): Likewise.
12862 * resolve.cc (Symbol::override_version): New function.
12863 (Symbol::override_base): Call override_version.
12864 (Symbol::override_base_with_special): Likewise.
12865 * testsuite/ver_script_8.script: New file.
12866 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
12867 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
12868 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
12869 (ver_test_8_1.so, ver_test_8_2.so): New targets.
12871 2008-05-06 Ian Lance Taylor <iant@google.com>
12874 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
12876 (class General_options): Remove existing --undefined, and add
12877 --no-undefined instead. Add new --undefined as synonym for -u.
12878 * archive.cc (Archive::add_symbols): Check whether symbol was
12880 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
12881 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
12882 all uses. Add IS_UNDEFINED. Update declarations to split
12883 different versions of init_base. Declare init_base_undefined.
12884 (Symbol::is_defined): Handle IS_UNDEFINED.
12885 (Symbol::is_undefined): Likewise.
12886 (Symbol::is_weak_undefined): Call is_undefined.
12887 (Symbol::is_absolute): Handle IS_CONSTANT.
12888 (class Sized_symbol): Update declarations to split different
12889 versions of init. Declare init_undefined.
12890 (class Symbol_table): Declare new functions.
12891 * symtab.cc (Symbol::init_base_object): Rename from init_base.
12892 Change all callers.
12893 (Symbol::init_base_output_data): Likewise.
12894 (Symbol::init_base_output_segment): Likewise.
12895 (Symbol::init_base_constant): Likewise.
12896 (Symbol::init_base_undefined): New function.
12897 (Sized_symbol::init_object): Rename from init. Change all
12899 (Sized_symbol::init_output_data): Likewise.
12900 (Sized_symbol::init_output_segment): Likewise.
12901 (Sized_symbol::init_constant): Likewise.
12902 (Sized_symbol::init_undefined): New function.
12903 (Symbol_table::add_undefined_symbols_from_command_line): New
12905 (Symbol_table::do_add_undefined_symbols_from_command_line): New
12907 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
12908 (Symbol::output_section): Likewise.
12909 (Symbol::set_output_section): Likewise.
12910 (Symbol_table::sized_finalize_symbol): Likewise.
12911 (Symbol_table::sized_write_globals): Likewise.
12912 * resolve.cc (Symbol_table::should_override): Likewise.
12913 (Symbol::override_base_with_special): Likewise.
12915 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
12916 symbol, change it to have default visibility.
12917 * testsuite/protected_1.cc: New file.
12918 * testsuite/protected_2.cc: New file.
12919 * testsuite/protected_3.cc: New file.
12920 * testsuite/protected_main_1.cc: New file.
12921 * testsuite/protected_main_2.cc: New file.
12922 * testsuite/protected_main_3.cc: New file.
12923 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
12924 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
12925 (protected_1_LDFLAGS, protected_1_LDADD): Define.
12926 (protected_1.so): New target.
12927 (protected_1_pic.o, protected_2_pic.o): New targets.
12928 (protected_3_pic.o): New target.
12929 (check_PROGRAMS): Add protected_2.
12930 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
12931 (protected_2_LDFLAGS, protected_2_LDADD): Define.
12932 * testsuite/Makefile.in: Rebuild.
12934 * options.h (DEFINE_var): Add set_user_set_##varname__.
12935 (DEFINE_bool_alias): New macro.
12936 (class General_options): Define -Bstatic using DEFINE_bool_alias
12937 rather than DEFINE_special. Add --undefined as an alias for -z
12939 * options.cc (General_options::parse_Bstatic): Remove.
12941 * options.h (class General_options): Add --fatal-warnings.
12942 * main.cc (main): Implement --fatal-warnings.
12943 * errors.h (Errors::warning_count): New function.
12945 * options.h (class General_options): Add -Bsymbolic-functions.
12946 * symtab.h (Symbol::is_preemptible): Check for
12947 -Bsymbolic-functions.
12949 2008-05-05 Ian Lance Taylor <iant@google.com>
12951 * options.h (DEFINE_bool): For DASH_Z, create the negative option
12952 as noVARNAME rather than no-VARNAME.
12953 (class General_options): Add option -z combreloc.
12954 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
12956 (Output_reloc::sort_before) [SHT_REL]: New function.
12957 (Output_reloc::sort_before) [SHT_RELA]: New function.
12958 (class Output_data_reloc_base): Add sort_relocs_ field. Define
12959 Sort_relocs_comparison.
12960 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
12961 parameter. Change all callers.
12962 (Output_data_reloc::Output_data_reloc) [both versions]: Add
12963 sort_relocs parameter. Change all callers.
12964 * output.cc (Output_reloc::get_address): New function, broken out
12966 (Output_reloc::write_rel): Call it.
12967 (Output_reloc::compare): New function.
12968 (Output_data_reloc_base::do_write): Optionally sort relocs.
12970 * configure.ac: If targ_extra_obj is set, link it in.
12971 * configure.tgt: Initialize all variables.
12972 (x86_64*): Set targ_extra_obj and targ_extra_size.
12973 * configure: Rebuild.
12975 * object.cc (Sized_relobj::include_section_group): Adjust section
12976 indexes read from group data. Build vector to pass to
12978 * layout.cc (Layout::layout_group): Add flags and shndxes
12979 parameters. Remove contents parameter. Change caller. Update
12980 explicit instantiations.
12981 * layout.h (class Layout): Update layout_group declaration.
12982 * output.cc (Output_data_group::Output_data_group): Add flags and
12983 input_shndxes parameters. Remove contents parameter. Change
12985 (Output_data_group::do_write): Change input_sections_ to
12987 * output.h (class Output_data_group): Update constructor
12988 declaration. Rename input_sections_ to input_shndxes_.
12989 * testsuite/many_sections_test.cc: Add template.
12991 2008-04-30 Cary Coutant <ccoutant@google.com>
12993 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12995 * layout.cc (Layout::include_section): Refactored check for debug
12997 (Layout::add_comdat): Add new parameters. Change type
12998 of signature parameter. Add object and shndx to signatures table.
12999 (Layout::find_kept_object): New function.
13000 * layout.h: Include <cstring>.
13001 (Layout::is_debug_info_section): New function.
13002 (Layout::add_comdat): Add new parameters.
13003 (Layout::find_kept_object): New function.
13004 (Layout::Kept_section): New struct.
13005 (Layout::Signatures): Change type of map range.
13006 * object.cc (Relobj::output_section_address): New function.
13007 (Sized_relobj::include_section_group): Add new parameters. Change
13008 calls to Layout::add_comdat. Change to build table of kept comdat
13009 groups and table mapping discarded sections to kept sections.
13010 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
13011 (Sized_relobj::do_layout): Change calls to include_section_group and
13012 include_linkonce_section.
13013 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
13014 value to zero when section is discarded.
13015 (Sized_relobj::map_to_kept_section): New function.
13016 * object.h (Relobj::output_section_address): New function.
13017 (Relobj::Comdat_group): New type.
13018 (Relobj::find_comdat_group): New function.
13019 (Relobj::Comdat_group_table): New type.
13020 (Relobj::Kept_comdat_section): New type.
13021 (Relobj::Kept_comdat_section_table): New type.
13022 (Relobj::add_comdat_group): New function.
13023 (Relobj::set_kept_comdat_section): New function.
13024 (Relobj::get_kept_comdat_section): New function.
13025 (Relobj::comdat_groups_): New field.
13026 (Relobj::kept_comdat_sections_): New field.
13027 (Symbol_value::input_value): Update comment.
13028 (Sized_relobj::map_to_kept_section) New function.
13029 (Sized_relobj::include_linkonce_section): Add new parameter.
13030 * target-reloc.h (Comdat_behavior): New type.
13031 (get_comdat_behavior): New function.
13032 (relocate_section): Add code to map a discarded section to the
13033 corresponding kept section when applying a relocation.
13035 2008-04-30 Craig Silverstein <csilvers@google.com>
13037 * dwarf_reader.cc (next_generation_count): New static var.
13038 (Addr2line_cache_entry): New struct.
13039 (addr2line_cache): New static var.
13040 (Dwarf_line_info::one_addr2line): Added caching.
13041 (Dwarf_line_info::clear_addr2line_cache): New function.
13042 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
13043 cache-size parameter.
13044 (Dwarf_line_info::one_addr2line_cache): New function.
13045 * symtab.cc (Symbol_table::detect_odr_violations): Pass
13046 new cache-size argument to one_addr2line(), and clear cache.
13048 2008-04-28 Cary Coutant <ccoutant@google.com>
13050 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
13051 R_386_PC8 relocations.
13053 2008-04-23 Ian Lance Taylor <iant@google.com>
13055 * object.cc (Sized_relobj::include_section_group): Check for
13056 invalid section group.
13058 * object.cc (make_elf_object): Correct test for 64-bit ELF file
13061 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
13062 than read for file header.
13063 * archive.cc (Archive::include_member): Likewise.
13065 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
13067 * aclocal.m4: Regenerate.
13068 * configure: Regenerate.
13070 2008-04-19 Ian Lance Taylor <iant@google.com>
13072 * version.cc (version_string): Bump to 1.6.
13074 * testsuite/Makefile.am (many_sections_r_test): New target.
13075 (many_sections_r_test_SOURCES): Remove.
13076 (many_sections_r_test_DEPENDENCIES): Remove.
13077 (many_sections_r_test_LDFLAGS): Remove.
13078 (many_sections_r_test_LDADD): Remove.
13080 * object.cc (Sized_relobj::do_add_symbols): Always pass
13081 local_symbol_count_ to add_from_relobj.
13083 * testsuite/Makefile.am (many_sections_check.h): Only check one in
13084 every thousand variables.
13085 * testsuite/Makefile.in: Rebuild.
13087 * object.cc (Xindex::initialize_symtab_xindex): New function.
13088 (Xindex::read_symtab_xindex): New function.
13089 (Xindex::sym_xindex_to_shndx): New function.
13090 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
13092 (Sized_relobj::do_initialize_xindex): New function.
13093 (Sized_relobj::do_read_symbols): Adjust section links.
13094 (Sized_relobj::symbol_section_and_value): Add is_ordinary
13095 parameter. Change all callers.
13096 (Sized_relobj::include_section_group): Adjust section links and
13097 symbol section indexes.
13098 (Sized_relobj::do_layout): Adjust section links.
13099 (Sized_relobj::do_count_local_symbols): Adjust section links and
13100 symbol section indexes.
13101 (Sized_relobj::do_finalize_local_symbols): Distinguish between
13102 ordinary and special symbols.
13103 (Sized_relobj::write_local_symbols): Add symtab_xindex and
13104 dynsym_xindex parameters. Change all callers. Adjust section
13105 links. Use SHN_XINDEX when needed.
13106 (Sized_relobj::get_symbol_location_info): Adjust section links.
13107 Don't get fooled by special symbols.
13108 * object.h (class Xindex): Define.
13109 (class Object): Add xindex_ parameter. Declare virtual functoin
13110 do_initialize_xindex.
13111 (Object::adjust_sym_shndx): New function.
13112 (Object::set_xindex): New protected function.
13113 (class Symbol_value): Add is_ordinary_shndx_ field.
13114 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
13115 (Symbol_value::value): Assert ordinary section.
13116 (Symbol_value::initialize_input_to_output_map): Likewise.
13117 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
13118 Change all callers.
13119 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
13121 (class Sized_relobj): Update declarations.
13122 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
13123 parameter. Change all callers.
13124 (Sized_relobj::adjust_shndx): New function.
13125 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
13127 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
13128 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
13129 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
13130 (Sized_dynobj::read_dynsym_section): Adjust section links.
13131 (Sized_dynobj::read_dynamic): Likewise.
13132 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
13134 (Sized_dynobj::do_initialize_xindex): New function.
13135 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
13136 do_initialize_xindex.
13137 (Sized_dynobj::adjust_shndx): New function.
13138 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
13139 dynsym_xindex_ fields.
13140 (Layout::finalize): Add a call to set_section_indexes before
13141 creating the symtab sections.
13142 (Layout::set_section_indexes): Don't do anything if the section
13143 already has a section index.
13144 (Layout::create_symtab_sections): Add shnum parameter. Change
13145 caller. Create .symtab_shndx section if needed.
13146 (Layout::create_shdrs): Add shstrtab_section parameter. Change
13148 (Layout::allocated_output_section_count): New function.
13149 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
13151 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
13152 fields. Update declarations.
13153 (Layout::symtab_xindex): New function.
13154 (Layout::dynsym_xindex): New function.
13155 (class Write_symbols_task): Add layout_ field.
13156 (Write_symbols_task::Write_symbols_task): Add layout parameter.
13158 * output.cc (Output_section_headers::Output_section_headers): Add
13159 shstrtab_section parameter. Change all callers.
13160 (Output_section_headers::do_sized_write): Store overflow values
13161 for section count and section string table section index in
13162 section header zero.
13163 (Output_file_header::do_sized_write): Check for overflow of
13164 section count and section string table section index.
13165 (Output_symtab_xindex::do_write): New function.
13166 (Output_symtab_xindex::endian_do_write): New function.
13167 * output.h (class Output_section_headers): Add shstrtab_section_.
13168 Update declarations.
13169 (class Output_symtab_xindex): Define.
13170 (Output_section::has_out_shndx): New function.
13171 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
13173 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
13174 Change all callers.
13175 (Sized_symbol::init): Likewise.
13176 (Symbol::output_section): Check for ordinary symbol.
13177 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
13178 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
13180 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
13181 Change all callers. Simplify handling of symbols from sections
13182 not included in the link.
13183 (Symbol_table::add_from_dynobj): Handle ordinary symbol
13185 (Weak_alias_sorter::operator()): Assert that symbols are
13187 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
13189 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
13190 parameters. Change all callers.
13191 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
13192 symbol distinction. Use SHN_XINDEX when needed.
13193 (Symbol_table::write_section_symbol): Add symtab_xindex
13194 parameter. Change all callers.
13195 (Symbol_table::sized_write_section_symbol): Likewise. Use
13196 SHN_XINDEX when needed.
13197 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
13199 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
13200 (Symbol::is_defined): Check is_ordinary.
13201 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
13202 (Symbol::is_absolute, Symbol::is_common): Likewise.
13203 (class Sized_symbol): Update declarations.
13204 (class Symbol_table): Update declarations.
13205 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
13206 parameters. Change all callers.
13207 (Sized_symbol::override): Likewise.
13208 (Symbol_table::override): Likewise.
13209 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
13210 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
13211 is_ordinary, and orig_st_shndx parameters. Change all callers.
13212 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
13213 to be in an ordinary section.
13214 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
13215 object and is_ordinary parameters. Change all callers.
13216 (Sized_dwarf_line_info::read_relocs): Add object parameter.
13217 Change all callers. Don't add undefined or non-ordinary symbols
13219 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
13220 Change all callers.
13221 * dwarf_reader.h (class Sized_dwarf_line_info): Update
13223 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
13224 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
13225 (Sized_relobj::relocate_sections): Likewise.
13226 * target-reloc.h (scan_relocs): Adjust section symbol index.
13227 (scan_relocatable_relocs): Likewise.
13228 * i386.cc (Scan::local): Check for ordinary symbols.
13229 * sparc.cc (Scan::local): Likewise.
13230 * x86_64.cc (Scan::local): Likewise.
13231 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
13232 to symbol_section_and_value.
13233 * testsuite/many_sections_test.cc: New file.
13234 * testsuite/Makefile.am (BUILT_SOURCES): Define.
13235 (check_PROGRAMS): Add many_sections_test.
13236 (many_sections_test_SOURCES): Define.
13237 (many_sections_test_DEPENDENCIES): Define.
13238 (many_sections_test_LDFLAGS): Define.
13239 (BUILT_SOURCES): Add many_sections_define.h.
13240 (many_sections_define.h): New target.
13241 (BUILT_SOURCES): Add many_sections_check.h.
13242 (many_sections_check.h): New target.
13243 (check_PROGRAMS): Add many_sections_r_test.
13244 (many_sections_r_test_SOURCES): Define.
13245 (many_sections_r_test_DEPENDENCIES): Define.
13246 (many_sections_r_test_LDFLAGS): Define.
13247 (many_sections_r_test_LDADD): Define.
13248 (many_sections_r_test.o): New target.
13249 * testsuite/Makefile.in: Rebuild.
13251 2008-04-17 Cary Coutant <ccoutant@google.com>
13253 * errors.cc (Errors::info): New function.
13254 (gold_info): New function.
13255 * errors.h (Errors::info): New function.
13256 * gold.h (gold_info): New function.
13257 * object.cc (Input_objects::add_object): Print trace output.
13258 * options.cc (options::parse_set): New function.
13259 (General_options::parse_wrap): Deleted.
13260 (General_options::General_options): Deleted initializer.
13261 * options.h (options::String_set): New typedef.
13262 (options::parse_set): New function.
13263 (DEFINE_set): New macro.
13264 (General_options::wrap): Changed to use DEFINE_set. Changed
13265 callers of any_wrap_symbols and is_wrap_symbol.
13266 (General_options::trace, General_options::trace_symbol):
13268 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
13269 (General_options::wrap_symbols_): Deleted.
13270 * symtab.cc (Symbol_table::add_from_object): Print trace output.
13272 2008-04-17 David S. Miller <davem@davemloft.net>
13274 * options.cc (General_options::parse_V): New function.
13275 * options.h: Add entries for -V and -Qy.
13277 2008-04-17 Ian Lance Taylor <iant@google.com>
13279 * common.cc (Symbol_table::allocate_commons): Remove options
13280 parameter. Change caller.
13281 (Symbol_table::do_allocate_commons): Remove options parameter.
13282 Change caller. Just call do_allocate_commons_list twice.
13283 (Symbol_table::do_allocate_commons_list): New function, broken out
13284 of do_allocate_commons.
13285 * common.h (class Allocate_commons_task): Remove options_ field.
13286 Update constructor.
13287 * symtab.cc (Symbol_table::Symbol_table): Initialize
13289 (Symbol_table::add_from_object): Put TLS common symbols on
13291 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
13292 which are IN_OUTPUT_DATA.
13293 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
13294 allocate_commons and do_allocate_commons declarations. Declare
13295 do_allocate_commons_list.
13296 * gold.cc (queue_middle_tasks): Update creation of
13297 Allocate_commons_task to not pass options.
13298 * testsuite/Makefile.am (INCLUDES): Add -I.. .
13299 (TLS_TEST_C_FLAGS): New variable.
13300 (tls_test_c_pic.o): New target.
13301 (tls_test_shared.so): Link in tls_test_c_pic.o.
13302 (tls_test_c_pic_ie.o): New target.
13303 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
13304 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
13305 (tls_test_c.o): New target.
13306 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
13307 (tls_pic_test_LDADD): Likewise.
13308 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
13309 (tls_shared_gd_to_ie_test_LDADD): Likewise.
13310 (tls_test_c_gnu2.o): New target.
13311 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
13313 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
13314 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
13315 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
13316 * testsuite/tls_test.cc: Include "config.h".
13317 (t_last): Call t11_last.
13318 * testsuite/tls_test.h (t11, t11_last): Declare.
13319 * testsuite/tls_test_c.c: New file.
13320 * testsuite/tls_test_main.cc (thread_routine): Call t11.
13321 * configure.ac: Check for OpenMP support.
13322 * configure, config.in, Makefile.in: Rebuild.
13323 * testsuite/Makefile.in: Rebuild.
13325 2008-04-16 Cary Coutant <ccoutant@google.com>
13327 * i386.cc (Target_i386::define_tls_base_symbol): New function.
13328 (Target_i386::tls_base_symbol_defined_): New field.
13329 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13330 (Target_i386::Scan::global): Likewise.
13331 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
13332 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
13333 (Target_x86_64::tls_base_symbol_defined_): New field.
13334 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13335 (Target_x86_64::Scan::global): Likewise.
13337 2008-04-16 Cary Coutant <ccoutant@google.com>
13339 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
13340 (Symbol::needs_plt_entry): Allow weak undefined symbols.
13341 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
13342 building shared libraries.
13343 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
13344 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
13345 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
13346 * testsuite/Makefile.in: Rebuild.
13347 * testsuite/weak_undef.h: New file.
13348 * testsuite/weak_undef_file1.cc: Add extra test cases.
13349 * testsuite/weak_undef_file2.cc: Likewise.
13350 * testsuite/weak_undef_test.cc: Likewise.
13352 2008-04-16 David S. Miller <davem@davemloft.net>
13354 * sparc.cc (Target_sparc::Scan): Change from struct to class.
13355 Add issued_non_pic_error_ field. Declare check_non_pic.
13356 (Target_sparc::Scan::check_non_pic): New function.
13357 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
13358 (Target_sparc::Scan::global): Likewise.
13360 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
13361 * configure: Rebuild.
13363 * options.h (DEFINE_enable): New macro.
13364 (new_dtags): New enable option.
13365 (initfirst, interpose, loadfltr, nodefaultlib,
13366 nodelete, nodlopen, nodump): New -z options.
13367 * layout.cc (Layout:finish_dynamic_section): If new
13368 dtags enabled, emit DT_RUNPATH. Also, emit a
13369 DT_FLAGS_1 containing any specified -z flags.
13371 2008-04-16 Ian Lance Taylor <iant@google.com>
13373 * copy-relocs.cc: New file.
13374 * copy-relocs.h: New file.
13375 * reloc.cc: Remove Copy_relocs code.
13376 * reloc.h: Likewise.
13377 * reloc-types.h (struct Reloc_types) [both versions]: Add
13378 get_reloc_addend_noerror.
13379 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
13380 variants of add_global which take an addend which must be zero.
13381 * i386.cc: Include "copy-relocs.h".
13382 (class Target_i386): Change type of copy_relocs_ to variable,
13383 update initializer.
13384 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
13385 Change all callers.
13386 (Target_i386::do_finalize_sections): Change handling of
13388 * sparc.cc: Include "copy-relocs.h".
13389 (class Target_sparc): Change type of copy_relocs_ to variable,
13390 update initializer.
13391 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
13392 Change all callers.
13393 (Target_sparc::do_finalize_sections): Change handling of
13395 * x86_64.cc: Include "copy-relocs.h".
13396 (class Target_x86_64): Change type of copy_relocs_ to variable,
13397 update initializer.
13398 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
13399 class. Change all callers.
13400 (Target_x86_64::do_finalize_sections): Change handling of
13402 * Makefile.am (CCFILES): Add copy-relocs.cc.
13403 (HFILES): Add copy-relocs.h.
13405 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
13407 * testsuite/script_test_4.sh: Permit leading zeroes.
13409 2008-04-15 Ian Lance Taylor <iant@google.com>
13411 * script-sections.cc (Script_sections::create_segments): Use
13412 header_size_adjustment even when there is enough room for the
13414 * testsuite/script_test_4.sh: New file.
13415 * testsuite/script_test_4.t: New file.
13416 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
13417 (check_DATA): Add script_test_4.stdout.
13418 (MOSTLYCLEANFILES): Likewise.
13419 (script_test_4): New target.
13420 (script_test_4.stdout): New target.
13421 * testsuite/Makefile.in: Rebuild.
13423 * sparc.cc: Add definitions for Output_data_plt_sparc class
13426 2008-04-14 David S. Miller <davem@davemloft.net>
13428 * sparc.cc: New file.
13429 * Makefile.am (TARGETSOURCES): Add sparc.cc
13430 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
13431 * configure.tgt: Document targ_extra_size and
13432 targ_extra_big_endian. Add entries for sparc-* and
13434 * configure.ac: Handle targ_extra_size and
13435 targ_extra_big_endian.
13436 * Makefile.in: Rebuild.
13437 * configure: Likewise.
13438 * po/POTFILES.in: Likewise.
13439 * po/gold.pot: Likewise.
13441 2008-04-14 Ian Lance Taylor <iant@google.com>
13443 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
13444 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
13445 in the name/type/flags to section mapping. Don't call
13446 allocate_output_section.
13447 (Layout::choose_output_section): Change parameter from adjust_name
13448 to is_input_section. Don't permit input sections after sections
13449 are attached to segments. Don't call allocate_output_section.
13450 (Layout::layout_eh_frame): Call update_flags_for_input_section,
13451 not write_enable_output_section.
13452 (Layout::make_output_section): Don't push to
13453 unattached_section_list_ nor call attach_to_segment. Call
13454 attach_section_to_segment if sections are attached.
13455 (Layout::attach_sections_to_segments): New function.
13456 (Layout::attach_section_to_segment): New function.
13457 (Layout::attach_allocated_section_to_segment): Rename from
13458 attach_to_segment. Remove flags parameter.
13459 (Layout::allocate_output_section): Remove function.
13460 (Layout::write_enable_output_section): Remove function.
13461 * layout.h (class Layout): Update for above changes. Add new
13462 field sections_are_attached_.
13463 * output.h (Output_section::update_flags_for_input_section): New
13465 * output.cc (Output_section::add_input_section): Call
13466 update_flags_for_input_section.
13467 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
13469 2008-04-11 Cary Coutant <ccoutant@google.com>
13471 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
13472 thought unnecessary.
13473 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
13475 2008-04-11 Ian Lance Taylor <iant@google.com>
13477 * output.h (class Output_section_data): Remove inline definition
13479 * output.cc (Output_section_data::set_addralign): New function.
13481 2008-04-11 Cary Coutant <ccoutant@google.com>
13483 Add support for TLS descriptors for i386 and x86_64.
13484 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
13485 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
13486 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
13488 (Target_i386::got_mod_index_entry): Remove unnecessary code.
13489 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
13490 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
13492 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
13493 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
13494 Fix problem with initial-exec relocations.
13495 (Target_i386::Relocate::relocate_tls): Likewise.
13496 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
13498 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
13499 support for section-plus-offset dynamic table entries.
13500 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
13501 (Output_data_dynamic::Dynamic_entry): Add support for
13502 section-plus-offset dynamic table entries.
13503 (Output_data_dynamic::Classification): Likewise.
13504 (Output_data_dynamic::classification_): Renamed offset_.
13505 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
13506 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
13507 (Target_x86_64::make_plt_section): New function.
13508 (Target_x86_64::reserve_tlsdesc_entries): New function.
13509 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
13510 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
13511 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
13512 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
13513 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
13514 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
13515 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
13516 add extra PLT entry for TLS descriptors.
13517 (Output_data_plt_x86_64::got_): New field.
13518 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
13519 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
13521 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
13523 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
13524 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
13525 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
13526 R_386_TLS_DESC_CALL relocations.
13527 (Target_x86_64::Scan::global): Likewise.
13528 (Target_x86_64::do_finalize_sections): Add dynamic table entries
13529 for TLS descriptors.
13530 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
13531 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
13532 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
13533 GD-to-IE relaxation.
13534 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
13535 and TLS_DESCRIPTORS.
13536 * Makefile.in: Rebuild.
13537 * configure: Rebuild.
13538 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
13539 (tls_test_shared2.so): New target.
13540 (tls_shared_gd_to_ie_test_SOURCES): New variable.
13541 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
13542 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
13543 (tls_shared_gd_to_ie_test_LDADD): New variable.
13544 (tls_shared_gnu2_gd_to_ie_test): New target.
13545 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
13547 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
13548 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
13549 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
13550 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
13551 (tls_shared_gnu2_test): New target.
13552 (tls_test_gnu2_shared.so): New target.
13553 (tls_shared_gnu2_test_SOURCES): New variable.
13554 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
13555 (tls_shared_gnu2_test_LDFLAGS): New variable.
13556 (tls_shared_gnu2_test_LDADD): New variable.
13557 * testsuite/Makefile.in: Rebuild.
13558 * testsuite/Makefile.
13560 2008-04-11 Ian Lance Taylor <iant@google.com>
13562 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
13564 * testsuite/Makefile.in: Rebuild.
13566 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
13568 * testsuite/script_test_2.cc (main): Adjust test.
13570 2008-04-11 David S. Miller <davem@davemloft.net>
13571 Ian Lance Taylor <iant@google.com>
13573 * options.h (General_options): Add entries for '-Y' and
13575 * options.cc (General_options:finalize): If -Y was used, add those
13576 entries to the library path instead of the default "/lib" and
13579 2008-04-11 David S. Miller <davem@davemloft.net>
13581 * testsuite/justsyms.t: Start at 0x100.
13582 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
13583 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
13585 * testsuite/script_test_2.cc: Adjust string and section length
13588 2008-04-09 Ian Lance Taylor <iant@google.com>
13591 * script-sections.cc (Sections_element::allocate_to_segment): Add
13593 (Output_section_definition::allocate_to_segment): Likewise.
13594 (Orphan_output_section::allocate_to_segment): Likewise.
13595 (Script_sections::attach_sections_using_phdrs_clause): Don't
13596 propagate non-PT_LOAD segments to orphan sections.
13597 * testsuite/Makefile.am (script_test_3.stdout): Generate using
13598 readelf rather than objdump.
13599 * testsuite/script_test_3.sh: Adjust accordingly. Test that
13600 .interp section and PT_INTERP segment are the same size.
13601 * testsuite/Makefile.in: Rebuild.
13603 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
13604 aliases for symbols defined in the same object.
13605 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
13606 (weak_alias_test_SOURCES): New variable.
13607 (weak_alias_test_DEPENDENCIES): New variable.
13608 (weak_alias_test_LDFLAGS): New variable.
13609 (weak_alias_test_LDADD): New variable.
13610 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
13611 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
13612 (weak_alias_test_3.o): New target.
13613 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
13614 * testsuite/weak_alias_test_main.cc: New file.
13615 * testsuite/weak_alias_test_1.cc: New file.
13616 * testsuite/weak_alias_test_2.cc: New file.
13617 * testsuite/weak_alias_test_3.cc: New file.
13619 2008-04-08 Ian Lance Taylor <iant@google.com>
13621 * options.h (class General_options): Add --noinhibit-exec option.
13622 * main.cc (main): Check --noinhibit-exec.
13624 * options.h (class General_options): Define --wrap as a special
13625 option. Add wrap_symbols_ field.
13626 (General_options::any_wrap_symbols): New function.
13627 (General_options::is_wrap_symbol): New function.
13628 * options.cc (General_options::parse_wrap): New function.
13629 (General_options::General_options): Initialize wrap_symbols_.
13630 * symtab.cc (Symbol_table::wrap_symbol): New function.
13631 (Symbol_table::add_from_object): Handle --wrap.
13632 * symtab.h (class Symbol_table): Declare wrap_symbol.
13633 * target.h (Target::wrap_char): New function.
13634 (Target::Target_info): Add wrap_char field.
13635 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
13636 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13637 * testsuite/testfile.cc (Target_test::test_target_info):
13640 * errors.cc (Errors::undefined_symbol): Mention symbol version if
13643 * layout.h (class Layout): Add added_eh_frame_data_ field.
13644 * layout.cc (Layout::Layout): Initialize new field.
13645 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
13646 output section until we find a section we merged successfully.
13647 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
13648 that the size be non-zero.
13650 * merge.cc (Object_merge_map::get_output_offset): Remove inline
13653 2008-04-08 Craig Silverstein <csilvers@google.com>
13655 * configure.ac: Export new conditional variable HAVE_ZLIB.
13656 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
13658 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
13659 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13661 2008-04-07 Ian Lance Taylor <iant@google.com>
13663 * version.cc (version_string): Set to "1.5".
13665 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
13666 Add issued_non_pic_error_ field. Declare check_non_pic.
13667 (Target_x86_64::Scan::check_non_pic): New function.
13668 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
13669 (Target_x86_64::Scan::global): Likewise.
13671 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
13672 addend parameter. Change caller. Handle merge sections.
13673 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
13674 Address to Addend. Don't add in the result of
13675 local_section_offset, pass down the addend and use the returned
13677 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
13678 Update declarations of local_section_offset and symbol_value.
13679 * testsuite/two_file_test_1.cc (t18): New function.
13680 * testsuite/two_file_test_2.cc (f18): New function.
13681 * testsuite/two_file_test_main.cc (main): Call t18.
13682 * testsuite/two_file_test.h (t18, f18): Declare.
13684 * configure.ac: Don't test for objdump, c++filt, or readelf.
13685 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
13687 (TEST_READELF): New variable.
13688 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
13689 (check_PROGRAMS): Add two_file_strip_test.
13690 (two_file_strip_test): New target.
13691 (check_PROGRAMS): Add two_file_same_shared_strip_test.
13692 (two_file_same_shared_strip_test_SOURCES): New variable.
13693 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
13694 (two_file_same_shared_strip_test_LDFLAGS): New variable.
13695 (two_file_same_shared_strip_test_LDADD): New variable.
13696 (two_file_shared_strip.so): New target.
13697 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
13698 (ver_test_5.syms, ver_test_7.syms): Likewise.
13699 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
13700 (strip_test_3.stdout): Use TEST_OBJDUMP.
13701 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13703 2008-04-04 Cary Coutant <ccoutant@google.com>
13705 * symtab.h (Symbol::is_weak_undefined): New function.
13706 (Symbol::is_strong_undefined): New function.
13707 (Symbol::is_absolute): New function.
13708 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
13709 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
13711 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
13712 (weak_undef_test): New target.
13713 * testsuite/Makefile.in: Rebuild.
13714 * testsuite/weak_undef_file1.cc: New file.
13715 * testsuite/weak_undef_file2.cc: New file.
13716 * testsuite/weak_undef_test.cc: New file.
13718 2008-04-03 Craig Silverstein <csilvers@google.com>
13720 * compressed_output.h (class Output_compressed_section): Use
13722 * compressed_output.cc (zlib_compress): Use unsigned buffers,
13724 (zlib_compressed_suffix): Removed.
13725 (Output_compressed_section::set_final_data_size): Use unsigned
13727 * testsuite/Makefile.am (flagstest_compress_debug_sections):
13728 Fix linker invocation.
13729 (flagstest_o_specialfile_and_compress_debug_sections):
13731 * testsuite/Makefile.in: Regenerated.
13733 2008-04-02 David S. Miller <davem@davemloft.net>
13735 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
13736 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
13738 2008-04-02 Craig Silverstein <csilvers@google.com>
13742 2008-04-02 Ian Lance Taylor <iant@google.com>
13744 * fileread.cc (File_read::find_view): Add byteshift and vshifted
13745 parameters. Update for new key type to views_. Change all
13747 (File_read::read): Adjust for byteshift in returned view.
13748 (File_read::add_view): New function, broken out of
13749 find_and_make_view.
13750 (File_read::make_view): New function, broken out of
13751 find_and_make_view.
13752 (File_read::find_or_make_view): Add offset and aligned
13753 parameters. Rewrite accordingly. Change all callers.
13754 (File_read::get_view): Add offset and aligned parameters. Adjust
13755 for byteshift in return value.
13756 (File_read::get_lasting_view): Likewise.
13757 * fileread.h (class File_read): Update declarations.
13758 (class File_read::View): Add byteshift_ field. Add byteshift to
13759 constructor. Add byteshift method.
13760 * archive.h (Archive::clear_uncached_views): New function.
13761 (Archive::get_view): Add aligned parameter. Change all callers.
13762 * object.h (Object::get_view): Add aligned parameter. Change all
13764 (Object::get_lasting_view): Likewise.
13766 * fileread.cc (File_read::release): Don't call clear_views if
13767 there are multiple objects.
13768 * fileread.h (File_read::clear_uncached_views): New function.
13769 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
13772 2008-03-31 Cary Coutant <ccoutant@google.com>
13774 Add thin archive support.
13775 * archive.cc (Archive::armagt): New const.
13776 (Archive::setup): Remove task parameter and calls to unlock.
13777 (Archive::unlock_nested_archives): New function.
13778 (Archive::read_header): Add nested_off parameter. Change
13780 (Archive::interpret_header): Likewise.
13781 (Archive::include_all_members): Change to handle thin
13783 (Archive::include_member): Likewise.
13784 * archive.h (Archive::Archive): Add new parameters and
13786 (Archive::armagt): New const.
13787 (Archive::setup): Remove task parameter.
13788 (Archive::unlock_nested_archives): New function.
13789 (Archive::read_header): Add nested_off parameter.
13790 (Archive::interpret_header): Likewise.
13791 (Archive::Nested_archive_table): New typedef.
13792 (Archive::is_thin_archive_): New field.
13793 (Archive::nested_archives_): New field.
13794 (Archive::options_): New field.
13795 (Archive::dirpath_): New field.
13796 (Archive::task_): New field.
13797 * readsyms.cc (Read_symbols::do_read_symbols): Add check
13798 for thin archives. Pass additional parameters to
13799 Archive::Archive. Unlock the archive file after calling
13802 2008-03-29 Ian Lance Taylor <iant@google.com>
13804 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13805 version symbol to be local.
13806 * testsuite/ver_test_4.sh: New file.
13807 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13808 (check_DATA): Add ver_test_4.syms.
13809 (ver_test_4.syms): New target.
13810 * testsuite/Makefile.in: Rebuild.
13813 (Output_section::Input_section_sort_entry::has_priority): New
13815 (Output_section::Input_section_sort_entry::match_file_name): New
13817 (Output_section::Input_section_sort_entry::match_section_name):
13819 (Output_section::Input_section_sort_entry::match_section_name_prefix):
13821 (Output_section::Input_section_sort_entry::match_section_file):
13823 (Output_section::Input_section_sort_compare::operator()): Rewrite
13824 using new Input_section_sort_entry functions. Sort crtbegin and
13825 crtend first. Sort sections with no priority before sections with
13827 * testsuite/initpri1.c (d3): Check j != 4.
13828 (cd5): New constructor/destructor function.
13829 (main): Check j != 2.
13831 * symtab.cc (Symbol_table::add_from_object): If we don't use the
13832 new symbol when resolving, don't call set_is_default.
13833 * testsuite/ver_test_7.cc: New file.
13834 * testsuite/ver_test_7.sh: New file.
13835 * testsuite/Makefile.am (ver_test_7.so): New target.
13836 (ver_test_7.o): New target.
13837 (check_SCRIPTS): Add ver_test_7.sh.
13838 (check_DATA): Add ver_test_7.syms.
13839 (ver_test_7.syms): New target.
13841 2008-03-28 Ian Lance Taylor <iant@google.com>
13843 * layout.cc (Layout::layout): If we see an input section with a
13844 name that needs sorting, set the must_sort flag for the output
13846 (Layout::make_output_section): If the name of the output section
13847 indicates that it might require sorting, set the may_sort flag.
13848 * output.h (Output_section::may_sort_attached_input_sections): New
13850 (Output_section::set_may_sort_attached_input_sections): New
13852 (Output_section::must_sort_attached_input_sections): New
13854 (Output_section::set_must_sort_attached_input_sections): New
13856 (class Output_section): Declare Input_section_sort_entry. Define
13857 Input_section_sort_compare. Declare
13858 sort_attached_input_sections. Add new fields:
13859 may_sort_attached_input_sections_,
13860 must_sort_attached_input_sections_,
13861 attached_input_sections_are_sorted_.
13862 * output.cc (Output_section::Output_section): Initialize new
13864 (Output_section::add_input_section): Add an entry to
13865 input_sections_ if may_sort or must_sort are true.
13866 (Output_section::set_final_data_size): Call
13867 sort_attached_input_sections if necessary.
13868 (Output_section::Input_section_sort_entry): Define new class.
13869 (Output_section::Input_section_sort_compare::operator()): New
13871 (Output_section::sort_attached_input_sections): New function.
13872 * configure.ac: Check whether the compiler supports constructor
13873 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
13874 * testsuite/initpri1.c: New file.
13875 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
13876 CONSTRUCTOR_PRIORITY.
13877 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
13878 (initpri1_LDFLAGS): New variable.
13879 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13881 2008-03-27 Ian Lance Taylor <iant@google.com>
13883 * common.cc (Sort_commons::operator): Correct sorting algorithm.
13884 * testsuite/common_test_1.c: New file.
13885 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
13886 (common_test_1_SOURCES): New variable.
13887 (common_test_1_DEPENDENCIES): New variable.
13888 (common_test_1_LDFLAGS): New variable.
13890 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
13891 and commons_ correctly when NAME/VERSION does not override
13893 * testsuite/ver_test_6.c: New file.
13894 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
13895 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
13896 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
13898 2008-03-26 Ian Lance Taylor <iant@google.com>
13900 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
13901 of an undefined symbol from a version script.
13902 * testsuite/Makefile.am (ver_test_5.so): New target.
13903 (ver_test_5.o): New target.
13904 (check_SCRIPTS): Add ver_test_5.sh.
13905 (check_DATA): Add ver_test_5.syms.
13906 (ver_test_5.syms): New target.
13907 * testsuite/ver_test_5.cc: New file.
13908 * testsuite/ver_test_5.script: New file.
13909 * testsuite/ver_test_5.sh: New file.
13910 * Makefile.in, testsuite/Makefile.in: Rebuild.
13913 Fix problems building gold with gcc 4.3.0.
13914 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
13915 (gold_error_at_location, gold_warning_at_location): Use it.
13916 * configure.ac: Check whether we can compile and use a template
13917 function with a printf attribute.
13918 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
13919 when jumping over bytes.
13920 * object.cc: Instantiate Object::read_section_data.
13921 * debug.h: Include <cstring>
13922 * dwarf_reader.cc: Include <algorithm>
13923 * main.cc: Include <cstring>.
13924 * options.cc: Include <cstring>.
13925 * output.cc: Include <cstring>.
13926 * script.cc: Include <cstring>.
13927 * script.h: Include <string>.
13928 * symtab.cc: Include <cstring> and <algorithm>.
13929 * target-select.cc: Include <cstring>.
13930 * version.cc: Include <string>.
13931 * testsuite/testmain.cc: Include <cstdlib>.
13932 * configure, config.in: Rebuild.
13934 2008-03-25 Ian Lance Taylor <iant@google.com>
13936 * options.cc: Include "../bfd/bfdver.h".
13937 (options::help): Print bug reporting address.
13939 * version.cc (print_version): Adjust output for current value of
13940 BFD_VERSION_STRING.
13944 * options.cc (options::help): Print list of supported targets.
13945 * target-select.h: Include <vector>.
13946 (class Target_selector): Make machine_, size_, and is_big_endian_
13947 fields const. Add bfd_name_ and instantiated_target_ fields.
13948 (Target_selector::Target_selector): Add bfd_name parameter.
13949 (Target_selector::recognize): Make non-virtual, call
13951 (Target_selector::recognize_by_name): Make non-virtual, call
13952 do_recognize_by_name.
13953 (Target_selector::supported_names): New function.
13954 (Target_selector::bfd_name): New function.
13955 (Target_selector::do_instantiate_target): New pure virtual
13957 (Target_selector::do_recognize): New virtual function.
13958 (Target_selector::do_recognize_by_name): New virtual function.
13959 (Target_selector::instantiate_target): New private function.
13960 (supported_target_names): Declare.
13961 * target-select.cc (Target_selector::Target_selector): Update for
13962 new parameter and fields.
13963 (select_target_by_name): Check that the name matches before
13964 calling recognize_by_name.
13965 (supported_target_names): New function.
13966 * i386.cc (class Target_selector_i386): Update Target_selector
13967 constructor call. Remove recognize and recognize_by_name. Add
13968 do_instantiate_target.
13969 * x86_64.cc (class Target_selector_x86_64): Likewise.
13970 * testsuite/testfile.cc (class Target_selector_test): Update for
13971 changes to Target_selector.
13973 * README: Rewrite, with some notes on unsupported features.
13975 2008-03-24 Cary Coutant <ccoutant@google.com>
13977 * i386.cc (Target_i386::Got_type): New enum declaration.
13978 (Target_i386::Scan::local): Updated callers of Output_data_got
13980 (Target_i386::Scan::global): Likewise.
13981 (Target_i386::Relocate::relocate): Likewise.
13982 (Target_i386::Relocate::relocate_tls): Likewise.
13983 * object.h (Got_offset_list): New class.
13984 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13985 (Sized_relobj::local_got_offset): Likewise.
13986 (Sized_relobj::set_local_got_offset): Likewise.
13987 (Sized_relobj::local_has_tls_got_offset): Removed.
13988 (Sized_relobj::local_tls_got_offset): Removed.
13989 (Sized_relobj::set_local_tls_got_offset): Removed.
13990 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13991 * output.cc (Output_data_got::add_global): Added got_type parameter.
13992 (Output_data_got::add_global_with_rel): Likewise.
13993 (Output_data_got::add_global_with_rela): Likewise.
13994 (Output_data_got::add_global_pair_with_rel): New function.
13995 (Output_data_got::add_global_pair_with_rela): New function.
13996 (Output_data_got::add_local): Added got_type parameter.
13997 (Output_data_got::add_local_with_rel): Likewise.
13998 (Output_data_got::add_local_with_rela): Likewise.
13999 (Output_data_got::add_local_pair_with_rel): New function.
14000 (Output_data_got::add_local_pair_with_rela): New function.
14001 (Output_data_got::add_global_tls): Removed.
14002 (Output_data_got::add_global_tls_with_rel): Removed.
14003 (Output_data_got::add_global_tls_with_rela): Removed.
14004 (Output_data_got::add_local_tls): Removed.
14005 (Output_data_got::add_local_tls_with_rel): Removed.
14006 (Output_data_got::add_local_tls_with_rela): Removed.
14007 * output.h (Output_data_got::add_global): Added got_type parameter.
14008 (Output_data_got::add_global_with_rel): Likewise.
14009 (Output_data_got::add_global_with_rela): Likewise.
14010 (Output_data_got::add_global_pair_with_rel): New function.
14011 (Output_data_got::add_global_pair_with_rela): New function.
14012 (Output_data_got::add_local): Added got_type parameter.
14013 (Output_data_got::add_local_with_rel): Likewise.
14014 (Output_data_got::add_local_with_rela): Likewise.
14015 (Output_data_got::add_local_pair_with_rel): New function.
14016 (Output_data_got::add_local_pair_with_rela): New function.
14017 (Output_data_got::add_global_tls): Removed.
14018 (Output_data_got::add_global_tls_with_rel): Removed.
14019 (Output_data_got::add_global_tls_with_rela): Removed.
14020 (Output_data_got::add_local_tls): Removed.
14021 (Output_data_got::add_local_tls_with_rel): Removed.
14022 (Output_data_got::add_local_tls_with_rela): Removed.
14023 * resolve.cc (Symbol::override_base_with_special): Removed
14024 reference to has_got_offset_ field.
14025 * symtab.cc (Symbol::init_fields): Replaced initialization
14026 of got_offset_ with got_offsets_. Removed initialization
14028 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
14029 (Symbol::got_offset): Likewise.
14030 (Symbol::set_got_offset): Likewise.
14031 (Symbol::has_tls_got_offset): Removed.
14032 (Symbol::tls_got_offset): Removed.
14033 (Symbol::set_tls_got_offset): Removed.
14034 (Symbol::got_offset_): Removed.
14035 (Symbol::tls_mod_got_offset_): Removed.
14036 (Symbol::tls_pair_got_offset_): Removed.
14037 (Symbol::got_offsets_): New field.
14038 (Symbol::has_got_offset): Removed.
14039 (Symbol::has_tls_mod_got_offset): Removed.
14040 (Symbol::has_tls_pair_got_offset): Removed.
14041 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
14042 (Target_x86_64::Scan::local): Updated callers of Output_data_got
14044 (Target_x86_64::Scan::global): Likewise.
14045 (Target_x86_64::Relocate::relocate): Likewise.
14046 (Target_x86_64::Relocate::relocate_tls): Likewise.
14048 2008-03-25 Ben Elliston <bje@au.ibm.com>
14050 * yyscript.y: Fix spelling error in comment.
14052 2008-03-24 Ian Lance Taylor <iant@google.com>
14054 * options.h (class General_options): Define build_id option.
14055 * layout.h (class Layout): Declare write_build_id, create_note,
14056 create_build_id. Add build_id_note_ member.
14057 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
14058 "libiberty.h", "md5.h", "sha1.h".
14059 (Layout::Layout): Initialize eh_frame_data_,
14060 eh_frame_hdr_section_, and build_id_note_.
14061 (Layout::finalize): Call create_build_id.
14062 (Layout::create_note): New function, broken out of
14063 Layout::create_gold_note.
14064 (Layout::create_gold_note): Call create_note.
14065 (Layout::create_build_id): New function.
14066 (Layout::write_build_id): New function.
14067 (Close_task_runner::run): Call write_build_id.
14069 * x86_64.cc: Correct license to GPLv3.
14071 2008-03-23 Ian Lance Taylor <iant@google.com>
14073 * options.cc: Include "demangle.h".
14074 (parse_optional_string): New function.
14075 (parse_long_option): Handle takes_optional_argument.
14076 (parse_short_option): Update dash_z initializer. Handle
14077 takes_optional_argument.
14078 (General_options::General_options): Initialize do_demangle_.
14079 (General_options::finalize): Set do_demangle_. Handle demangling
14081 * options.h (parse_optional_string): Declare.
14082 (struct One_option): Add optional_arg field. Update constructor.
14083 Update call constructor calls. Add takes_optional_argument
14085 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
14086 (DEFINE_optional_string): Define.
14087 (General_options::demangle): Change from DEFINE_bool to
14088 DEFINE_optional_string.
14089 (General_options::no_demangle): New function.
14090 (General_options::do_demangle): New function.
14091 (General_options::set_do_demangle): New function.
14092 (General_options::execstack_status_): Move definition to end of
14094 (General_options::static_): Likewise.
14095 (General_options::do_demangle_): New field.
14096 * object.cc (big_endian>::get_symbol_location_info): Call
14097 Options::do_demangle, not Options::demangle.
14098 * symtab.cc (demangle): Likewise.
14100 2008-03-22 Ian Lance Taylor <iant@google.com>
14102 * gold.h: Include <cstddef> and <sys/types.h>
14103 * options.h: Include <cstring>.
14105 2008-03-21 Ian Lance Taylor <iant@google.com>
14107 * Added source code to GNU binutils.