1 2012-12-04 Alan Modra <amodra@gmail.com>
3 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
4 (Target_powerpc::do_define_standard_symbols): New function.
6 2012-12-03 Alan Modra <amodra@gmail.com>
8 * output.h: Formatting, whitespace.
10 2012-12-03 Alan Modra <amodra@gmail.com>
12 * layout.h (Layout::get_executable_sections): Declare.
13 * layout.cc (Layout::get_executable_sections): New function.
14 * arm.cc (Target_arm::group_sections): Use it.
15 (Arm_output_section::group_sections): Delete now redundant test.
16 * output.cc (Output_reloc::Output_reloc): Add is_relative.
17 param to handle relative relocs.
18 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
19 (Output_data_reloc::add_absolute): Adjust.
20 (Output_data_reloc::add_relative): New function.
21 (Output_data::reset_data_size): New function.
22 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
23 (Output_section::set_addralign): New function.
24 (Output_section::checkpoint_set_addralign): New function.
25 (Output_section::clear_section_offsets_need_adjustment): New function.
26 (Output_section::input_sections): Make public.
27 * powerpc.cc (class Output_data_brlt_powerpc): New.
28 (class Stub_table, class Stub_control): New.
29 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
30 stub_table_, set_stub_table, stub_table): New vectors and accessor
32 (Target_powerpc::do_may_relax, do_relax, push_branch,
33 new_stub_table, stub_tables, brlt_section, group_sections,
34 add_branch_lookup_table, find_branch_lookup_table,
35 write_branch_lookup_table, make_brlt_section): New functions.
36 (Target_powerpc::struct Sort_sections, class Branch_info): New.
37 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
38 branch_info_): New vars.
39 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
41 (Output_data_glink): Remove all call stub handling from this class.
42 (Target_powerpc::Scan::local, global): Save interesting branch
43 relocs and relocs for ifunc. Adjust calls to plt entry functions.
44 (Target_powerpc::do_finalize_sections): Only make reg save/restore
45 functions on final link.
46 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
47 Handle long branch destinations too.
48 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
49 do_plt_address_for_local): Adjust lookup of plt call stubs.
51 2012-11-30 Alan Modra <amodra@gmail.com>
53 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
54 relocs against protected symbols when building 32-bit shared libs.
56 2012-11-30 Alan Modra <amodra@gmail.com>
58 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
59 param. Call got_section() to make .got. Update all callers
60 and their callers and so on.
62 2012-11-30 Alan Modra <amodra@gmail.com>
64 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
65 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
66 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
67 value if it already exists.
69 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
72 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
74 2012-11-14 Roland McGrath <mcgrathr@google.com>
76 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
77 than bfc instruction for data sandboxing.
79 2012-11-08 Alan Modra <amodra@gmail.com>
81 * po/POTFILES.in: Regenerate.
83 2012-11-05 Alan Modra <amodra@gmail.com>
85 * configure.ac: Apply 2012-09-10 change to config.in here.
86 * configure: Regenerate.
88 2012-11-05 Alan Modra <amodra@gmail.com>
90 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
91 (struct Opd_ent): Use "Address" rather than "Offset".
92 (Output_data_got_powerpc::got_base_offset): Return Valtype.
93 (Target_powerpc::got_section): Make public.
94 (Target_powerpc::scan_relocs): Move code setting symbols..
95 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
96 Create _SDA_BASE_ only when referenced.
98 2012-11-02 Roland McGrath <mcgrathr@google.com>
100 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
103 2012-11-01 Roland McGrath <mcgrathr@google.com>
105 * target.h (Sized_target::relocate_relocs): Use Elf_Off
106 for offset_in_output_section parameter.
107 (Sized_target::relocate_special_relocatable): Likewise.
108 * arm.cc (Target_arm::relocate_relocs): Likewise.
109 (Target_arm::relocate_special_relocatable): Likewise.
110 * i386.cc (Target_i386::relocate_relocs): Likewise.
111 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
112 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
113 * target-reloc.h (relocate_relocs): Likewise.
114 * testsuite/testfile.cc (Target_test): Likewise.
115 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
116 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
118 * system.h: Move inclusion of <clocale> to after <libintl.h> in
119 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
121 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
122 parameter, which is unused in the [!F_SETFD] case.
124 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
125 SYMNDX to off_t before comparing it to this->data_size().
126 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
127 * incremental.cc (Output_section_incremental_inputs::do_write):
128 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
130 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
132 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
134 * gold.cc (Target_arm::do_adjust_elf_header): Add the
135 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
138 2012-10-29 Cary Coutant <ccoutant@google.com>
140 * dwp.cc (usage): Add file and exit status parameters;
141 add --help and --version options.
142 (print_version): New function.
143 (main): Add --help and --version options.
145 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
147 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
148 final_layout_sequence.txt.
149 * testsuite/Makefile.in: Regenerated.
151 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
153 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
154 COMPILE generated by automake.
156 (CXXCOMPILE1): Likewise.
157 (CXXLINK1): Likewise.
158 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
160 (CXXCOMPILE): Likewise.
162 * testsuite/Makefile.in: Regenerated.
164 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
166 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
167 on bad fwrite return.
169 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
171 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
174 2012-10-23 Cary Coutant <ccoutant@google.com>
176 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
177 * testsuite/Makefile.in: Regenerate.
178 * testsuite/dwp_test.h: New source file.
179 * testsuite/dwp_test_1.cc: New source file.
180 * testsuite/dwp_test_1.s: New source file.
181 * testsuite/dwp_test_1.sh: New source file.
182 * testsuite/dwp_test_1b.cc: New source file.
183 * testsuite/dwp_test_1b.s: New source file.
184 * testsuite/dwp_test_2.cc: New source file.
185 * testsuite/dwp_test_2.s: New source file.
186 * testsuite/dwp_test_2.sh: New source file.
187 * testsuite/dwp_test_main.cc: New source file.
188 * testsuite/dwp_test_main.s: New source file.
190 2012-10-23 Cary Coutant <ccoutant@google.com>
192 * dwp.h: New header file.
193 * dwp.cc: New source file.
194 * gold.h: Move shared declarations to system.h.
195 * system.h: New header file.
196 * Makefile.am: Add dwp.
197 * Makefile.in: Regenerate.
199 2012-10-23 Cary Coutant <ccoutant@google.com>
201 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
202 Dwarf_info_reader::read_from_pointer.
203 (Dwarf_pubnames_table::read_header): Likewise.
204 (Dwarf_pubnames_table::next_name): Likewise.
205 (Dwarf_die::read_attributes): Likewise.
206 (Dwarf_die::skip_attributes): Likewise.
207 (Dwarf_info_reader::read_from_pointer): New function template.
208 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
209 (Dwarf_pubnames_table): Likewise.
210 (Dwarf_info_reader::read_from_pointer): New function template.
211 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
212 Dwarf_pubnames_table ctor.
214 2012-10-23 Cary Coutant <ccoutant@google.com>
216 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
218 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
220 (Dwarf_info_reader::set_abbrev_shndx): New method.
221 (Dwarf_info_reader::abbrev_shndx_): New data member.
223 2012-10-23 Cary Coutant <ccoutant@google.com>
225 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
226 from object, not parameters.
227 (Dwarf_info_reader::parse): Likewise.
228 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
229 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
230 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
233 2012-10-23 Cary Coutant <ccoutant@google.com>
235 * fileread.cc (Input_file::Input_file): New constructor.
236 * fileread.h (class Input_file): Add new constructor.
238 2012-10-18 Alan Modra <amodra@gmail.com>
241 * object.cc (Relobj::is_section_name_included): Also match
242 .sdata personality section.
244 2012-10-18 Alan Modra <amodra@gmail.com>
246 * target-reloc.h (class Default_comdat_behavior): New, package up..
247 (get_comdat_behaviour): ..this.
248 (relocate_section): Add Relocate_comdat_behavior template arg,
250 * arm.cc (Target_arm::relocate_section): Adjust to suit.
251 (Target_arm::scan_reloc_section): Likewise.
252 * i386.cc (Target_i386::relocate_section): Likewise.
253 * sparc.cc (Target_sparc::relocate_section): Likewise.
254 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
255 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
256 * powerpc.cc (class Relocate_comdat_behavior): New.
257 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
258 gold::relocate_section with new template arg.
260 2012-10-18 Alan Modra <amodra@gmail.com>
262 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
263 dynamic relocs for GOT_TPREL got entries, without symbol if
265 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
266 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
267 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
269 2012-10-17 Alan Modra <amodra@gmail.com>
272 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
274 2012-10-16 Sriraman Tallam <tmsriram@google.com>
276 * layout.cc (Layout::include_section): Keep sections marked
277 SHF_EXCLUDE when doing relocatable links.
279 2012-10-16 Alan Modra <amodra@gmail.com>
281 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
282 (Target_powerpc::do_finalize_sections): Call it.
283 (Output_data_save_res): New class and supporting functions.
284 (Target_powerpc::symval_for_branch): Only look up .opd entry for
285 normal symbols defined in object files.
287 2012-10-12 Alan Modra <amodra@gmail.com>
289 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
290 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
291 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
292 section if scan_opd_relocs not yet called.
293 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
295 2012-10-12 Alan Modra <amodra@gmail.com>
297 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
298 add_local_ifunc_entry): Revert last change.
299 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
301 2012-10-05 Alan Modra <amodra@gmail.com>
303 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
304 do_plt_address_for_global): New functions.
305 (Output_data_got_powerpc::do_write): Don't segfault when linking
307 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
308 add_local_ifunc_entry): Return true on adding entry..
309 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
310 glink->add_entry call. Remove unused symtab param. Adjust calls.
311 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
312 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
314 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
315 syms here. Do so even when no .iplt. Don't segfault when linking
317 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
318 new variants without reloc param.
319 (Glink_sym_ent::Glink_sym_ent): Likewise.
320 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
321 reloc when refs will resolve to plt call stub.
322 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
323 R_PPC_PLTREL24 to resolve locally.
324 (Target_powerpc::Scan::global): Correct ifunc handling.
325 (Target_powerpc::Relocate::relocate): Correct local sym glink
326 lookup. Don't destroy "value" when we have a plt call stub,
327 and when checking plt call validity.
328 (Target_powerpc::do_dynsym_value): Simplify.
330 2012-10-05 Alan Modra <amodra@gmail.com>
332 * i386.cc (Output_data_plt_i386::address_for_global,
333 address_for_local): Add plt offset to returned value. Adjust uses.
334 * sparc.cc (Output_data_plt_sparc::address_for_global,
335 address_for_local): Likewise.
336 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
337 address_for_local): Likewise.
338 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
339 address_for_local): Likewise.
340 * target.h (Target::plt_address_for_global, plt_address_for_local):
342 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
343 (Output_data_got::Got_entry::write): Nor here.
344 * output.h: Comment fix.
346 2012-10-02 Jiong Wang <jiwang@tilera.com>
348 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
349 global_offset_table_ value for larget got.
350 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
352 2012-09-29 Alan Modra <amodra@gmail.com>
354 * powerpc.cc (Target_powerpc::iplt_): New output section.
355 (Target_powerpc::iplt_section, make_iplt_section,
356 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
357 (Target_powerpc::make_plt_entry): Handle ifunc syms.
358 Target_powerpc::plt_entry_count): Count iplt entries too.
359 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
360 reloc section in constructor. New params.
361 (Target_powerpc::make_plt_section): Create reloc section here instead.
362 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
364 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
365 (Output_data_glink::add_entry, find_entry): New functions to
366 deal with local syms.
367 (Glink_sym_ent): Add support for local syms.
368 (Output_data_glink::do_write): Handle ifunc plt entries.
369 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
370 (Target_powerpc::Scan::local, global): Handle ifunc syms.
371 (Target_powerpc::Relocate::relocate): Likewise.
372 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
374 2012-09-25 Alan Modra <amodra@gmail.com>
376 * object.h (Sized_relobj_file::adjust_local_symbol,
377 do_adjust_local_symbol): New functions.
378 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
379 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
380 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
381 and irregular opd entry spacing.
382 (Powerpc_relobj::do_read_relocs): Add opd size checks.
383 (Global_symbol_visitor_opd): New functor.
384 (Target_powerpc::do_finalize_sections): Omit global symbols defined
385 on deleted opd entries.
387 2012-09-15 Jiong Wang <jiwang@tilera.com>
389 * tilegx.cc: New file.
390 * Makefile.am (TARGETSOURCES): Add tilegx.cc
391 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
392 * configure.tgt: Add entries for tilegx*.
393 * configure.ac: Likewise.
394 * Makefile.in: Rebuild.
395 * configure: Likewise.
396 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
399 2012-09-13 Alan Modra <amodra@gmail.com>
401 * target-reloc.h (scan_relocs): Call scan.local for relocs
402 against symbols in discarded sections. Pass is_discarded
404 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
405 Add is_discarded param.
406 * powerpc (Target_powerpc::Scan::local): Likewise. Use
407 is_discarded to flag opd entry as discarded. Don't emit dyn
408 relocs on such entries.
409 (Target_powerpc::Scan::global): Similarly detect and handle
411 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
412 opd_ent_. Update all uses.
413 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
414 (Target_powerpc::relocate_section): Zero out discarded opd
417 2012-09-12 Ian Lance Taylor <iant@google.com>
420 * output.cc: Rename Output_data_got template parameter from size
421 to got_size for all functions. Compile all variants of
423 (Output_data_got::Got_entry::write): Correct use of size for
424 symbol value. Use local_is_tls rather than casting to
426 * object.h (class Object): Add local_is_tls and do_local_is_tls.
427 (class Sized_relobj_file): Add do_local_is_tls.
428 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
430 2012-09-11 Alan Modra <amodra@gmail.com>
433 * layout.cc (Layout::set_segment_offsets): When using
434 common-page-size alignment, ensure we are on a new max-page-size
436 * output.cc (Output_segment::set_section_addresses): Use
437 abi_pagesize, not common_pagesize for relro boundary.
438 (Output_segment::set_offset): Likewise.
440 2012-09-11 Alan Modra <amodra@gmail.com>
442 * output.h (Output_data_got::add_global_tls, add_local_tls,
443 add_local_tls_pair): New functions.
444 (Output_data_got::add_local_pair_with_rel): Remove second
445 reloc param. Expand comment.
446 (Output_data_got::Got_entry): Rename use_plt_offset_ to
447 use_plt_or_tls_offset_, similarly for constructor param.
448 (Output_data_got::Got_entry::write): Add got_index param.
449 * output.cc (Output_data_got::add_global_tls, add_local_tls,
450 add_local_tls_pair): New functions.
451 (Output_data_got::Got_entry::write): Handle tls symbols
452 with use_plt_or_tls_offset_ set specially.
453 (Output_data_got::add_local_pair_with_rel): Only one reloc.
454 (Output_data_got::do_write): Replace iterator with index, pass
455 index to entry write function.
456 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
457 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
458 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
460 * i386.cc (Target_i386::Scan::local): Likewise.
461 * sparc.cc (Target_sparc::Scan::local): Likewise.
462 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
463 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
464 do_tls_offset_for_global): New functions.
465 (Target_powerpc::Scan::local): Correct TLS relocations and got
467 (Target_powerpc::Scan::global): Don't emit unnecessary
468 dynamic relocations on TLS GOT entries.
470 2012-09-10 Matthias Klose <doko@ubuntu.com>
472 * config.in: Disable sanity check for kfreebsd.
474 2012-09-10 Sterling Augustine <saugustine@google.com>
476 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
477 (Gdb_index::pubtypes_read): New parameter.
478 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
480 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
483 2012-09-09 Alan Modra <amodra@gmail.com>
485 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
486 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
487 * gc.h (gc_process_relocs): Call target gc_add_reference.
488 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
489 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
490 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
492 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
493 to cater for when we don't need code offset. Update use.
494 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
495 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
496 set_opd_valid): New functions.
497 (Target_powerpc::do_gc_add_reference): New function.
498 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
500 (Target_powerpc::do_gc_mark_symbol): New function.
502 2012-09-06 Cary Coutant <ccoutant@google.com>
504 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
505 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
506 (Dwarf_die::skip_attributes): Likewise.
507 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
508 * testsuite/gdb_index_test.cc (inline_func_1): New function.
510 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
512 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
514 * testsuite/script_test_3.t: Add .got.plt output section
516 * testsuite/script_test_4.t: Likewise.
518 2012-09-05 Alan Modra <amodra@gmail.com>
520 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
521 update all uses and lose "enum" when using type.
523 2012-09-05 Alan Modra <amodra@gmail.com>
525 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
526 * configure: Regenerate.
527 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
528 (plugin_final_layout.stdout): Likewise.
529 (memory_test): Set page sizes to 0x1000.
530 * testsuite/Makefile.in: Regenerate.
531 * testsuite/discard_locals_test.sh: Add FIXME comment.
532 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
533 * testsuite/pr14265.t: Add .got output section statement.
534 * testsuite/script_test_2.t: Likewise.
535 * testsuite/script_test_3.t: Likewise.
536 * testsuite/script_test_4.t: Likewise.
537 * testsuite/script_test_5.t: Likewise.
538 * testsuite/script_test_6.t: Likewise.
539 * testsuite/script_test_7.t: Likewise.
540 * testsuite/script_test_9.t: Likewise.
542 2012-09-05 Alan Modra <amodra@gmail.com>
544 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
545 (Powerpc_relocate_functions::Status): New typedef.
546 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
547 (Target_powerpc::Scan::local): Handle REL64.
548 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
550 (Target_powerpc::symval_for_branch): New function, extracted from..
551 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
552 checks. Report overflow errors.
554 2012-09-05 Alan Modra <amodra@gmail.com>
556 * object.h (Sized_relobj_file::emit_relocs): Delete.
557 (Sized_relobj_file::emit_relocs_reltype): Delete.
558 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
559 relocate_relocs for --emit-relocs.
560 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
561 * output.h: Update comment.
562 (Output_segment::first_section): New function.
563 (Output_segment::first_section_load_address): Use first_section.
564 * output.cc (Output_segment::first_section): New function extracted..
565 (Output_segment::first_section_load_address): ..from here. Delete.
566 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
567 * target.h (Sized_target::relocate_for_relocatable): Likewise.
568 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
569 adjust call to target.h function.
570 * i386.cc (Target_i386): Likewise.
571 * sparc.cc (Target_sparc): Likewise.
572 * x86_64.cc (Target_x86_64): Likewise.
573 * powerpc.cc (Target_powerpc): Likewise.
574 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
575 first tls section has section symbol for optimised local dynamic
577 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
578 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
580 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
581 Rename to relocate_relocs. Update error message.
583 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
585 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
588 2012-08-31 Alan Modra <amodra@gmail.com>
590 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
591 (Powerpc_relobj::toc_base_offset): New stub function.
592 (Target_powerpc): Add tp_offset, dtp_offset. Rename
593 got_mod_index_offset to tlsld_got_offset. Update all refs.
594 (Target_powerpc::Relocate::enum skip_tls): New.
595 (Target_powerpc::call_tls_get_addr_): New var.
596 (Target_powerpc::is_branch_reloc): Move to file scope.
597 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
598 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
600 (Target_powerpc::enum Got_type): Delete old values, add new ones.
601 (powerpc_info): Correct common_pagesize for ppc64.
602 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
603 (Powerpc_relocate_functions): Add overflow check enums and functions.
604 Add non-shift version of rela, rela_ua. Delete all rel public
605 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
606 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
607 addr16_ha3, addr14 functions.
608 (Output_data_got_powerpc::add_constant_pair): New function.
609 (Output_data_got_powerpc::got_base_offset): Likewise.
610 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
611 (instruction constants): Sort, add some more.
612 (Output_data_glink::do_write): Add and use Address typedef. Use
613 object->toc_base_offset() stub for 64-bit.
614 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
615 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
616 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
617 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
618 Always treat .opd relocs as against locally defined symbol.
619 Correct condition for RELATIVE relocs.
620 (Target_powerpc::do_finalize_sections): Test for NULL sections.
621 (Target_powerpc::Relocate::relocate): Use plt call stub as value
622 for 32-bit syms with a plt entry. Correct ppc64 toc base
623 calculations. Handle TLS relocs, and more. Add overflow
624 checking and adjust for Powerpc_relocate_functions changes.
625 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
626 Reinstate --emit-relocs code with FIXME.
628 2012-08-30 Alan Modra <amodra@gmail.com>
630 * layout.cc (Layout::set_segment_offsets): Set p_align to
631 abi_pagesize, not common_pagesize.
632 (Layout::relaxation_loop_body): Similarly use abi_pagesize
633 to determine whether file header can go in segment.
635 2012-08-30 Alan Modra <amodra@gmail.com>
637 * output.h (Output_reloc::Output_reloc <output section>): Add
638 is_relative param. Adjust calls.
639 (Output_reloc::add_output_section_relative): New functions.
640 * output.cc (Output_reloc::Output_reloc <output section>): Handle
642 (Output_reloc::symbol_value): Handle SECTION_CODE.
644 2012-08-24 Sriraman Tallam <tmsriram@google.com>
646 * gold.cc (queue_middle_tasks): Call layout again when unique
647 segments for sections is desired.
648 * layout.cc (Layout::Layout): Initialize new members.
649 (Layout::get_output_section_flags): New function.
650 (Layout::choose_output_section): Call get_output_section_flags.
651 (Layout::layout): Make output section for mapping to a unique segment.
652 (Layout::insert_section_segment_map): New function.
653 (Layout::attach_allocated_section_to_segment): Make unique segment for
654 output sections marked so.
655 (Layout::segment_precedes): Check for unique segments when sorting.
656 * layout.h (Layout::Unique_segment_info): New struct.
657 (Layout::Section_segment_map): New typedef.
658 (Layout::insert_section_segment_map): New function.
659 (Layout::get_output_section_flags): New function.
660 (Layout::is_unique_segment_for_sections_specified): New function.
661 (Layout::set_unique_segment_for_sections_specified): New function.
662 (Layout::unique_segment_for_sections_specified_): New member.
663 (Layout::section_segment_map_): New member.
664 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
665 Rename is_gc_pass_one to is_pass_one.
666 Rename is_gc_pass_two to is_pass_two.
667 Rename is_gc_or_icf to is_two_pass.
668 Check for which pass based on whether symbols data is present.
669 Make it two pass when unique segments for sections is desired.
670 * output.cc (Output_section::Output_section): Initialize new
672 * output.h (Output_section::is_unique_segment): New function.
673 (Output_section::set_is_unique_segment): New function.
674 (Output_section::is_unique_segment_): New member.
675 (Output_section::extra_segment_flags): New function.
676 (Output_section::set_extra_segment_flags): New function.
677 (Output_section::extra_segment_flags_): New member.
678 (Output_section::segment_alignment): New function.
679 (Output_section::set_segment_alignment): New function.
680 (Output_section::segment_alignment_): New member.
681 (Output_segment::Output_segment): Initialize is_unique_segment_.
682 (Output_segment::is_unique_segment): New function.
683 (Output_segment::set_is_unique_segment): New function.
684 (Output_segment::is_unique_segment_): New member.
685 * plugin.cc (allow_unique_segment_for_sections): New function.
686 (unique_segment_for_sections): New function.
687 (Plugin::load): Add new functions to transfer vector.
688 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
689 * Makefile.in: Regenerate.
690 * testsuite/plugin_final_layout.sh: Check if unique segment
692 * testsuite/plugin_section_order.c (onload): Check if new interfaces
694 (allow_unique_segment_for_sections): New global.
695 (unique_segment_for_sections): New global.
696 (claim_file_hook): Call allow_unique_segment_for_sections.
697 (all_symbols_read_hook): Call unique_segment_for_sections.
699 2012-08-22 Cary Coutant <ccoutant@google.com>
701 * layout.cc (Layout::include_section): Don't assert on GROUP
702 sections with --emit-relocs.
704 2012-08-21 Cary Coutant <ccoutant@google.com>
706 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
707 if --export-dynamic-symbol names an undef symbol.
709 2012-08-18 Alan Modra <amodra@gmail.com>
711 * powerpc.cc: Formatting and white space.
712 (Powerpc_relobj): Rename got2_section_ to special_.
713 Add opd_ent_shndx_ and opd_ent_off_ vectors.
714 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
715 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
716 (Target_powerpc): Add Address typedef and invalid_address. Use
718 (Target_powerpc::is_branch_reloc): New function.
719 (Powerpc_relocate_functions): Add Address typedef, use throughout.
720 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
721 for dst_mask, value and addend.
722 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
723 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
724 (Output_data_glink::do_write): Correct toc base. Don't try to use
725 uint16_t for 24-bit offset. Use get_output_section_offset and
727 (Target_powerpc::Scan::local): Handle more relocs.
728 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
729 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
730 Plug in toc restoring insn after plt calls. Translate branches
731 to function descriptor symbols to corresponding entry point.
732 (Target_powerpc::relocate_for_relocatable): Check return from
733 get_output_section_offset.
734 * symtab.h: Comment typo.
736 2012-08-14 Ian Lance Taylor <iant@google.com>
738 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
739 unsupported_relocal_local to call unsupported_reloc_global.
741 2012-08-14 Nick Clifton <nickc@redhat.com>
744 * script-sections.cc (Sections_element::output_section_name): Add
745 keep return parameter.
746 (Output_section_element::match_name): Add keep return parameter.
747 Return the value of the keep_ member.
748 * script-sections.h (class Output_section): Update
749 output_section_name prototype.
750 * layout.cc (Layout::keep_input_section): New public member
752 (Layout::choose_output_section): Pass keep parameter to
754 * layout.h (class Layout): Add keep_input_section.
755 * object.cc (Sized_relobj_file::do_layout): Check for kept input
757 * testsuite/Makefile.am: Add a test.
758 * testsuite/Makefile.in: Regenerate.
759 * testsuite/pr14265.c: Source file for the test.
760 * testsuite/pr14265.t: Linker script for the test.
761 * testsuite/pr14265.sh: Shell script for the test.
763 2012-08-14 Alan Modra <amodra@gmail.com>
765 * target.h (Target::output_section_name): New function.
766 (Target::do_output_section_name): New function.
767 * layout.cc (Layout::choose_output_section): Call the above.
768 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
770 2012-08-14 Alan Modra <amodra@gmail.com>
772 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
773 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
774 for replace_constant call.
775 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
776 (Output_data_glink::do_print_to_mapfile): New function.
777 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
778 (Target_powerpc::Relocate::relocate): Likewise.
780 2012-08-14 Alan Modra <amodra@gmail.com>
782 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
783 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
784 (Output_data_glink::add_entry,find_entry): Remove shndx param.
785 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
786 all references to shndx_. Handle special case for R_PPC_PLTREL24
788 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
789 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
790 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
792 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
793 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
795 2012-08-12 Alan Modra <amodra@gmail.com>
797 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
798 (glink insn constants): Use uint32_t.
799 (Output_data_glink::add_entry): Use insert, not [] operator.
801 2012-08-11 Alan Modra <amodra@gmail.com>
803 * object.h (Sized_relobj_file::find_shdr): New function.
804 (Sized_relobj_file::find_special_sections): New function.
805 * object.cc (Sized_relobj_file::find_shdr): New function.
806 (Sized_relobj_file::find_eh_frame): Use find_shdr.
807 (Sized_relobj_file::find_special_sections): New function, split out..
808 (Sized_relobj_file::do_read_symbols): ..from here.
809 * output.h (Output_data_got::replace_constant): New function.
810 (Output_data_got::num_entries): New function.
811 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
812 (Output_data_got::got_offset): Protected rather than private.
813 (Output_data_got::replace_got_entry): New function.
814 * output.cc (Output_data_got::replace_got_entry): New function.
815 * powerpc.cc (class Powerpc_relobj): New.
816 (class Powerpc_relocate_functions): Delete all psymval variants or
817 convert to value,addend type. Delete pcrela, pcrela_unaligned.
818 Implement _ha functions using corresponding _hi function.
819 (Powerpc_relobj::find_special_sections): New function.
820 (Target_powerpc::do_make_elf_object): New function.
821 (class Output_data_got_powerpc): New.
822 (class Output_data_glink): New.
823 (class Powerpc_scan_relocatable_reloc): New.
824 Many more changes througout file.
826 2012-08-09 Nick Clifton <nickc@redhat.com>
828 * po/vi.po: Updated Vietnamese translation.
830 2012-08-07 Ian Lance Taylor <iant@google.com>
832 * layout.cc (Layout::add_target_dynamic_tags): If
833 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
836 2012-07-30 Nick Clifton <nickc@redhat.com>
838 * po/gold.pot: Updated template.
839 * po/es.po: Updated Spanish translation.
841 2012-07-18 Cary Coutant <ccoutant@google.com>
844 * configure.ac: Add check for -gpubnames support.
845 * configure: Regenerate.
846 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
847 support; force -gno-pubnames.
848 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
850 (gdb_index_test_4): New test.
851 * testsuite/Makefile.in: Regenerate.
852 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
853 * testsuite/gdb_index_test_2.sh: Likewise.
854 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
855 * testsuite/gdb_index_test_4.sh: New script.
856 * testsuite/gdb_index_test_comm.sh: New script with common code;
857 don't look for space after colon.
859 2012-07-16 Sriraman Tallam <tmsriram@google.com>
861 * gold.cc (queue_middle_tasks): Update function order only after
862 deferred objects due to plugins are processed.
864 2012-07-11 Ian Lance Taylor <iant@google.com>
866 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
867 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
868 (Target_arm::scan_reloc_for_stub): Likewise.
869 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
870 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
871 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
872 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
873 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
875 2012-07-10 Dodji Seketeli <dodji@redhat.com>
876 Ian Lance Taylor <iant@google.com>
879 * configure.ac: Test whether std::tr1::hash<off_t> works.
880 * gold.h: Add a specialization for std::tr1::hash<off_t> if
882 * output.h (class Output_fill): Add virtual destructor.
883 * configure, config.in: Rebuild.
885 2012-06-22 Roland McGrath <mcgrathr@google.com>
887 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
889 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
891 * plugin.cc (Plugin::load): Handle position independent executables.
893 2012-06-06 Cary Coutant <ccoutant@google.com>
895 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
897 (lines_only_debug_sections): Likewise.
898 (gdb_fast_lookup_sections): New static array.
899 (is_gdb_debug_section): Rename formal parameter.
900 (is_lines_only_debug_section): Likewise.
901 (is_gdb_fast_lookup_section): New function.
902 (Layout::include_section): Check for ".zdebug_" prefix; pass
903 section name suffix to is_gdb_debug_section, et al.; check for
904 fast-lookup sections when building .gdb_index.
905 * options.h (--strip-debug-gdb): Update GDB version number.
907 2012-06-06 Cary Coutant <ccoutant@google.com>
909 * configure.ac: Add check for fallocate.
910 * configure: Regenerate.
911 * config.in: Regenerate.
913 * options.h (class General_options): Add --mmap-output-file and
914 --posix-fallocate options.
915 * output.cc: (posix_fallocate): Remove; replace with...
916 (gold_fallocate): New function.
917 (Output_file::map_no_anonymous): Call gold_fallocate.
918 (Output_file::map): Check --mmap-output-file option.
920 2012-06-05 Jing Yu <jingyu@google.com>
922 * gold.h (textdomain): Add do {} to empty while(0).
923 (bindtextdomain): Likewise.
925 2012-06-04 Cary Coutant <ccoutant@google.com>
927 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
930 2012-05-25 Sriraman Tallam <tmsriram@google.com>
932 * symtab.cc (Symbol_table::define_special_symbol):
933 Initialize *poldsym to prevent uninitialized variable errors.
935 2012-05-23 Cary Coutant <ccoutant@google.com>
937 * layout.cc (Layout::section_name_mapping): Add rules to handle
938 exact match on .data.rel.ro.local or .data.rel.ro.
939 (Layout::output_section_name): Check for exact matches.
941 2012-05-23 Cary Coutant <ccoutant@google.com>
943 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
946 2012-05-22 Cary Coutant <ccoutant@google.com>
948 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
949 object before exporting symbol.
951 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
953 * testsuite/tls_test.cc: Include "config.h" first.
954 * testsuite/tls_test_c.c: Likewise.
956 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
957 Nick Clifton <nickc@redhat.com>
960 * configure.in: Add check that sysdep.h has been included before
961 any system header files.
962 * configure: Regenerate.
963 * config.in: Regenerate.
965 2012-05-14 Cary Coutant <ccoutant@google.com>
967 * layout.cc (Layout::make_output_section): Mark .tdata section
969 * testsuite/relro_test.cc: Add a TLS variable.
971 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
974 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
975 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
978 2012-05-08 Cary Coutant <ccoutant@google.com>
980 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
981 (lines_only_debug_sections): Likewise.
983 2012-05-02 Roland McGrath <mcgrathr@google.com>
987 * Makefile.am (CCFILES, HFILES): Add them.
988 * Makefile.in: Regenerate.
989 * i386.cc (Output_data_plt_i386_nacl): New class.
990 (Output_data_plt_i386_nacl_exec): New class.
991 (Output_data_plt_i386_nacl_dyn): New class.
992 (Target_i386_nacl): New class.
993 (Target_selector_i386_nacl): New class.
994 (target_selector_i386): Use it instead of Target_selector_i386.
995 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
996 (Target_x86_64_nacl): New class.
997 (Target_selector_x86_64_nacl): New class.
998 (target_selector_x86_64, target_selector_x32): Use it instead of
999 Target_selector_x86_64.
1000 * arm.cc (Output_data_plt_arm_nacl): New class.
1001 (Target_arm_nacl): New class.
1002 (Target_selector_arm_nacl): New class.
1003 (target_selector_arm, target_selector_armbe): Use it instead of
1004 Target_selector_arm.
1006 * target-select.cc (select_target): Take new Input_file* and off_t
1007 arguments, pass them on to recognize method of selector.
1008 * object.cc (make_elf_sized_object): Update caller.
1009 * parameters.cc (parameters_force_valid_target): Likewise.
1010 * incremental.cc (make_sized_incremental_binary): Likewise.
1011 * target-select.h: Update decl.
1012 (Target_selector::recognize): Take new Input_file* argument,
1013 pass it on to do_recognize.
1014 (Target_selector::do_recognize): Take new Input_file* argument.
1015 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
1016 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
1017 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
1018 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
1020 * target.h (Target::Target_info): New members isolate_execinstr
1022 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
1023 * arm.cc (Target_arm::arm_info): Update initializer.
1024 * i386.cc (Target_i386::i386_info): Likewise.
1025 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
1026 * sparc.cc (Target_sparc::sparc_info): Likewise.
1027 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1028 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
1029 * layout.cc (Layout::attach_allocated_section_to_segment):
1030 Take new const Target* argument. If target->isolate_execinstr(), act
1032 (Layout::find_first_load_seg): Take new const Target* argument;
1033 if target->isolate_execinstr(), reject PF_X segments.
1034 (Layout::relaxation_loop_body): Update caller.
1035 (Layout::set_segment_offsets): If target->isolate_execinstr(),
1036 reset file offset to zero when we hit LOAD_SEG, and then do a second
1037 loop over the segments before LOAD_SEG to reassign offsets after
1038 addresses have been determined. Handle target->rosegment_gap().
1039 (Layout::attach_section_to_segment): Take new const Target* argument;
1040 pass it to attach_allocated_section_to_segment.
1041 (Layout::make_output_section): Update caller.
1042 (Layout::attach_sections_to_segments): Take new const Target* argument;
1043 pass it to attach_section_to_segment.
1044 * gold.cc (queue_middle_tasks): Update caller.
1045 * layout.h (Layout): Update method decls with new arguments.
1047 * arm.cc (Target_arm::Target_arm): Take optional argument for the
1048 Target_info pointer to use.
1049 (Target_arm::do_make_data_plt): New virtual method.
1050 (Target_arm::make_data_plt): New method that calls it.
1051 (Target_arm::make_plt_entry): Use it.
1052 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
1053 for the section alignment.
1054 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
1056 (Output_data_plt_arm::first_plt_entry_offset): Call it.
1057 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
1059 (Output_data_plt_arm::get_plt_entry_size): Call it.
1060 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
1061 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
1062 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
1064 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
1065 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
1066 method instead of sizeof(plt_entry).
1067 (Output_data_plt_arm::add_entry): Likewise.
1068 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
1069 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
1071 (Target_arm::plt_entry_size): Likewise.
1072 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
1074 (Output_data_plt_arm_standard): ... here, new class.
1075 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
1076 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
1077 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
1079 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1080 Take additional argument for the PLT entry size.
1081 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
1082 Use get_plt_entry_size method rather than plt_entry_size variable.
1083 (Output_data_plt_x86_64::reserve_slot): Likewise.
1084 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
1085 (Output_data_plt_x86_64::add_entry): Likewise.
1086 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
1087 (Output_data_plt_x86_64::address_for_global): Likewise.
1088 (Output_data_plt_x86_64::address_for_local): Likewise.
1089 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1090 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
1091 Make method non-static.
1092 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
1094 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
1095 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
1096 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
1097 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
1099 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
1100 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
1102 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
1103 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
1105 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
1106 (Output_data_plt_x86_64::plt_entry_size)
1107 (Output_data_plt_x86_64::first_plt_entry)
1108 (Output_data_plt_x86_64::plt_entry)
1109 (Output_data_plt_x86_64::tlsdesc_plt_entry)
1110 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
1111 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
1112 (Output_data_plt_x86_64_standard): ... here, new class.
1113 (Target_x86_64::Target_x86_64): Take optional argument for the
1114 Target_info pointer to use.
1115 (Target_x86_64::do_make_data_plt): New virtual method.
1116 (Target_x86_64::make_data_plt): New method to call it.
1117 (Target_x86_64::init_got_plt_for_update): Use that.
1118 Call this->plt_->add_eh_frame method here.
1119 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
1120 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
1121 rather than static method.
1122 (Target_x86_64::plt_entry_size): Likewise.
1123 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
1124 rather than plt_entry_size variable. Move guts of PLT filling to...
1125 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
1126 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
1127 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
1129 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
1130 additional argument for the section alignment.
1131 Don't do add_eh_frame_for_plt here.
1132 (Output_data_plt_i386::first_plt_entry_offset): Make the method
1133 non-static. Use get_plt_entry_size method rather than plt_entry_size
1135 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
1137 (Output_data_plt_i386::get_plt_entry_size): Call it.
1138 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
1139 (Output_data_plt_i386::add_eh_frame): New method to call it.
1140 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
1142 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
1143 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
1145 (Output_data_plt_i386::fill_plt_entry): New method to call it.
1146 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
1147 method instead of plt_entry_size.
1148 (Output_data_plt_i386::plt_entry_size)
1149 (Output_data_plt_i386::plt_eh_frame_fde_size)
1150 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
1151 (Output_data_plt_i386_standard): ... here, new class.
1152 (Output_data_plt_i386_exec): New class.
1153 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
1154 (Output_data_plt_i386_exec::first_plt_entry): ... here.
1155 (Output_data_plt_i386::exec_plt_entry): Move to ...
1156 (Output_data_plt_i386_exec::plt_entry): ... here.
1157 (Output_data_plt_i386_dyn): New class.
1158 (Output_data_plt_i386::first_plt_entry): Move to ...
1159 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
1160 (Output_data_plt_i386::dyn_plt_entry): Move to ...
1161 (Output_data_plt_i386_dyn::plt_entry): ... here.
1162 (Target_i386::Target_i386): Take optional argument for the Target_info
1164 (Target_i386::do_make_data_plt): New virtual method.
1165 (Target_i386::make_data_plt): New method to call it.
1166 (Target_i386::make_plt_section): Use that.
1167 Call this->plt_->add_eh_frame method here.
1168 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
1169 rather than plt_entry_size variable.
1170 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
1171 (Output_data_plt_i386::address_for_local): Likewise.
1172 (Output_data_plt_i386::do_write): Likewise.
1173 Move guts of PLT filling to...
1174 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
1175 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
1176 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
1177 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
1179 2012-05-01 Cary Coutant <ccoutant@google.com>
1181 * dwarf_reader.cc (Dwarf_die::read_attributes)
1182 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
1183 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
1184 * reduced_debug_output.cc
1185 (Output_reduced_debug_info_section::get_die_end): Remove
1186 DW_FORM_GNU_ref_index. Add default case.
1188 2012-04-26 Mark Wielaard <mjw@redhat.com>
1190 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
1191 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
1192 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
1193 DW_AT_high_pc as offset from DW_AT_low_pc.
1195 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
1196 * testsuite/Makefile.in: Regenerate.
1197 * testsuite/gdb_index_test_3.c: New test source file.
1198 * testsuite/gdb_index_test_3.sh: New test source file.
1200 2012-04-25 Ian Lance Taylor <iant@google.com>
1202 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
1204 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
1205 as a class, not a struct.
1206 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
1207 (Target_arm::apply_cortex_a8_workaround): Likewise.
1208 * gc.h: Declare Reloc_types as a struct, not a class.
1209 * object.h: Declare Symbols_data as a struct.
1210 * reloc.h: Declare Read_relocs_data as a struct.
1211 * target.h: Declare Relocate_info as a struct.
1213 2012-04-24 David S. Miller <davem@davemloft.net>
1215 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
1216 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
1219 2012-04-24 Cary Coutant <ccoutant@google.com>
1221 * incremental-dump.cc (find_input_containing_global): Replace
1222 magic number with symbolic constant.
1223 (dump_incremental_inputs): Update version number.
1224 * incremental.cc (Output_section_incremental_inputs): Update version
1225 number; import symbolic constants from Incremental_inputs_reader.
1226 (Incremental_inputs::create_data_sections): Align relocations
1227 section correctly for 64-bit targets.
1228 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
1229 constants; add padding.
1230 (Output_section_incremental_inputs::write_header): Add assert for
1232 (Output_section_incremental_inputs::write_input_files): Add assert
1233 for input_entry_size.
1234 (Output_section_incremental_inputs::write_info_blocks): Add padding;
1235 add assert for object_info_size, input_section_entry_size,
1236 global_sym_entry_size.
1237 * incremental.h (Incremental_inputs_reader): Add symbolic constants
1238 for data structure sizes; use them.
1239 (Incremental_input_entry_reader): Import symbolic constants from
1240 Incremental_inputs_reader; use them.
1242 2012-04-23 David S. Miller <davem@davemloft.net>
1244 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
1246 (Target_sparc::Target_sparc): Initialize new fields.
1247 (Target_sparc::do_make_elf_object): New function.
1248 (Target_sparc::do_adjust_elf_header): New function.
1250 2012-04-23 Cary Coutant <ccoutant@google.com>
1252 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
1253 CU range table of gdb index.
1255 2012-04-20 David S. Miller <davem@davemloft.net>
1257 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
1260 2012-04-16 David S. Miller <davem@davemloft.net>
1262 * sparc.cc (Target_sparc::got_address): New function.
1263 (Sparc_relocate_functions::gdop_hix22): New function.
1264 (Sparc_relocate_functions::gdop_lox10): New function.
1265 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
1267 (Target_sparc::Scan::local): Likewise if the global symbol is not
1268 preemptible and is not IFUNC.
1269 (Target_sparc::Relocate::relocate): Perform GOTDATA code
1270 transformations for local and non-preemptible non-IFUNC global
1273 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
1274 writing out 64-bit part of ranges.
1276 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
1277 -fpic and -fpie respectively.
1278 * Makefile.in: Regenerate.
1280 * sparc.cc (class Target_sparc): Add rela_ifunc_.
1281 (Target_sparc::Target_sparc): Initialize new field.
1282 (Target_sparc::do_plt_section_for_global): New function.
1283 (Target_sparc::do_plt_section_for_local): New function.
1284 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
1285 (Target_sparc::make_plt_section): New function, broken out of
1286 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
1287 (Target_sparc::make_plt_entry): Call make_plt_section.
1288 (Target_sparc::make_local_ifunc_plt_entry): New function.
1289 (Target_sparc::rela_ifunc_section): New function.
1290 (Target_sparc::plt_section): Remove const.
1291 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
1292 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
1293 and ifunc_count_ fields.
1294 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
1295 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
1296 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
1297 (Output_data_plt_sparc::rela_ifunc): New function.
1298 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
1299 (Output_data_plt_sparc::has_ifunc_section): New function.
1300 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
1301 (Output_data_plt_sparc::address_for_global): New function.
1302 (Output_data_plt_sparc::address_for_local): New function.
1303 (Output_data_plt_sparc::plt_index_to_offset): New function.
1304 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
1306 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
1308 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
1309 R_SPARC_JMP_IREL to switch.
1310 (Target_sparc::Scan::check_non_pic): Likewise.
1311 (Target_sparc::Scan::local): Handle IFUNC symbols.
1312 (Target_sparc::Scan::local): Likewise.
1313 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
1314 and plt_address_for_local.
1315 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
1316 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
1318 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
1319 (class Output_data_reloc): Adjust calls to Output_reloc_type.
1320 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
1321 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
1323 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
1324 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
1326 * sparc.cc (Target_sparc::Scan::global): Likewise.
1327 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1329 2012-04-16 Cary Coutant <ccoutant@google.com>
1331 * archive.cc (Library_base::should_include_member): Check for
1332 --export-dynamic-symbol.
1333 * options.h (class General_options): Add --export-dynamic-symbol.
1334 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
1335 --export-dynamic-symbol.
1336 (Symbol_table::gc_mark_undef_symbols): Likewise.
1337 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
1339 2012-04-12 David S. Miller <davem@davemloft.net>
1341 * sparc.cc (Reloc::wdisp10): New relocation method.
1342 (Reloc::h34): Likewise.
1343 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
1344 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
1346 (Target_sparc::Scan::local): Likewise.
1347 (Target_sparc::Scan::global): Likewise.
1348 (Target_sparc::Relocate::relocate): Likewise.
1350 2012-04-09 Cary Coutant <ccoutant@google.com>
1352 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
1355 2012-04-06 Ian Lance Taylor <iant@google.com>
1357 * timer.cc: #include <unistd.h>.
1359 2012-04-06 Roland McGrath <mcgrathr@google.com>
1361 * configure.in (AC_CHECK_HEADERS): Add locale.h.
1362 * config.in: Regenerate.
1363 * configure: Regenerate.
1365 2012-04-05 Nick Clifton <nickc@redhat.com>
1367 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
1368 (AM_LC_MESSAGES): Add.
1369 * aclocal.m4: Regenerate.
1370 * config.in: Regenerate.
1371 * configure: Regenerate.
1373 2012-03-21 Cary Coutant <ccoutant@google.com>
1375 * Makefile.am: Add gdb-index.cc, gdb-index.h.
1376 * Makefile.in: Regenerate.
1377 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
1378 (Sized_elf_reloc_mapper::symbol_section): New function.
1379 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
1380 (make_elf_reloc_mapper): New function.
1381 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
1382 (Dwarf_abbrev_table::do_read_abbrevs): New function.
1383 (Dwarf_abbrev_table::do_get_abbrev): New function.
1384 (Dwarf_ranges_table::read_ranges_table): New function.
1385 (Dwarf_ranges_table::read_range_list): New function.
1386 (Dwarf_pubnames_table::read_section): New function.
1387 (Dwarf_pubnames_table::read_header): New function.
1388 (Dwarf_pubnames_table::next_name): New function.
1389 (Dwarf_die::Dwarf_die): New function.
1390 (Dwarf_die::read_attributes): New function.
1391 (Dwarf_die::skip_attributes): New function.
1392 (Dwarf_die::set_name): New function.
1393 (Dwarf_die::set_linkage_name): New function.
1394 (Dwarf_die::attribute): New function.
1395 (Dwarf_die::string_attribute): New function.
1396 (Dwarf_die::int_attribute): New function.
1397 (Dwarf_die::uint_attribute): New function.
1398 (Dwarf_die::ref_attribute): New function.
1399 (Dwarf_die::child_offset): New function.
1400 (Dwarf_die::sibling_offset): New function.
1401 (Dwarf_info_reader::check_buffer): New function.
1402 (Dwarf_info_reader::parse): New function.
1403 (Dwarf_info_reader::do_parse): New function.
1404 (Dwarf_info_reader::do_read_string_table): New function.
1405 (Dwarf_info_reader::lookup_reloc): New function.
1406 (Dwarf_info_reader::get_string): New function.
1407 (Dwarf_info_reader::visit_compilation_unit): New function.
1408 (Dwarf_info_reader::visit_type_unit): New function.
1409 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
1410 Sized_elf_reloc_mapper.
1411 (Sized_dwarf_line_info::symbol_section): Remove function.
1412 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
1413 (Sized_dwarf_line_info::read_line_mappings): Remove object
1414 parameter, adjust callers.
1415 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
1416 * dwarf_reader.h: Include <sys/types.h>.
1417 (class Track_relocs): Remove forward declaration.
1418 (class Elf_reloc_mapper): New class.
1419 (class Sized_elf_reloc_mapper): New class.
1420 (class Dwarf_abbrev_table): New class.
1421 (class Dwarf_range_list): New class.
1422 (class Dwarf_ranges_table): New class.
1423 (class Dwarf_pubnames_table): New class.
1424 (class Dwarf_die): New class.
1425 (class Dwarf_info_reader): New class.
1426 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
1427 (Sized_dwarf_line_info::symbol_section): Remove member function.
1428 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
1430 * gdb-index.cc: New source file.
1431 * gdb-index.h: New source file.
1432 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
1433 and .debug_types sections, call Layout::add_to_gdb_index.
1434 (Sized_relobj_incr::do_section_name): Implement.
1435 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
1436 return type; Implement.
1437 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
1439 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
1440 parameter list and return type.
1441 (Sized_incr_dynobj::do_section_contents): Likewise.
1442 * layout.cc: Include gdb-index.h.
1443 (Layout::Layout): Initialize gdb_index_data_.
1444 (Layout::init_fixed_output_section): Check for .gdb_index section.
1445 (Layout::add_to_gdb_index): New function. Instantiate.
1446 * layout.h: Add forward declaration for class Gdb_index.
1447 (Layout::add_to_gdb_index): New member function.
1448 (Layout::gdb_index_data_): New data member.
1449 * main.cc: Include gdb-index.h.
1450 (main): Print statistics for gdb index.
1451 * object.cc (Object::section_contents): Move code into
1452 do_section_contents.
1453 (need_decompressed_section): Check for sections needed when building
1455 (build_compressed_section_map): Likewise.
1456 (Sized_relobj_file::do_read_symbols): Need local symbols when building
1458 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
1459 sections; call Layout::add_to_gdb_index.
1460 (Sized_relobj_file::do_decompressed_section_contents): Call
1461 do_section_contents directly.
1462 * object.h (Object::do_section_contents): Adjust parameter list and
1464 (Object::do_decompressed_section_contents): Call do_section_contents
1466 (Sized_relobj_file::do_section_contents): Adjust parameter list and
1468 * options.h (class General_options): Add --gdb-index option.
1469 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
1470 list and return type.
1471 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
1472 * reloc.h (Track_relocs::checkpoint): New function.
1473 (Track_relocs::reset): New function.
1475 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
1477 * testsuite/Makefile.in: Regenerate.
1478 * testsuite/gdb_index_test.cc: New test source file.
1479 * testsuite/gdb_index_test_1.sh: New test source file.
1480 * testsuite/gdb_index_test_2.sh: New test source file.
1482 2012-03-19 Doug Kwan <dougkwan@google.com>
1484 * arm.cc (Target_arm::do_define_standard_symbols): New method.
1485 (Target_arm::do_finalize_sections): Remove code which defines
1486 __exidx_start and __exidx_end. Make symbol table parameter
1487 anonymous as it is not used.
1488 * gold.cc (queue_middle_tasks): Call target hook to define any
1489 target-specific symbols.
1490 * target.h (Target::define_standard_symbols): New method.
1491 (Target::do_define_standard_symbols): Same.
1492 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
1493 * testsuite/Makefile.in: Regenerate.
1494 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
1496 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
1497 relocations are generated for __exidx_start and __exidx_end.
1499 2012-03-16 Doug Kwan <dougkwan@google.com>
1501 * testsuite/Makefile.am: Disable test initpri3b.
1502 * testsuite/Makefile.in: Regenerate.
1504 2012-03-15 Doug Kwan <dougkwan@google.com>
1506 * arm.cc (Target_arm::got_section): Make .got section read-only
1509 2012-03-15 Ian Lance Taylor <iant@google.com>
1512 * layout.cc (Layout::make_output_section): Correctly mark
1513 SHT_INIT_ARRAY, et. al., as relro.
1515 2012-03-14 Doug Kwan <dougkwan@google.com>
1517 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
1518 dynamic relocations for protected symbols in shared objects.
1520 2012-03-13 Ian Lance Taylor <iant@google.com>
1522 * resolve.cc (Symbol_table::resolve): When merging common symbols,
1523 keep the larger alignment.
1525 2012-03-12 Cary Coutant <ccoutant@google.com>
1527 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
1528 handling of DW_LNE_define_file.
1530 2012-03-12 Cary Coutant <ccoutant@google.com>
1532 * reduced_debug_output.cc
1533 (Output_reduced_debug_info_section::get_die_end): Add new FORM
1536 2012-02-29 Cary Coutant <ccoutant@google.com>
1538 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
1540 2012-02-29 Cary Coutant <ccoutant@google.com>
1542 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1543 Call Object::decompressed_section_contents.
1544 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
1546 (Sized_dwarf_line_info::buffer_start_): New data member.
1547 * merge.cc (Output_merge_data::do_add_input_section): Call
1548 Object::decompressed_section_contents.
1549 (Output_merge_string::do_add_input_section): Likewise.
1550 * object.cc (need_decompressed_section): New function.
1551 (build_compressed_section_map): Decompress sections needed later.
1552 (Sized_relobj_file::do_decompressed_section_contents): New function.
1553 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1554 * object.h (Object::decompressed_section_contents): New function.
1555 (Object::discard_decompressed_sections): New function.
1556 (Object::do_decompressed_section_contents): New function.
1557 (Object::do_discard_decompressed_sections): New function.
1558 (Compressed_section_info): New type.
1559 (Compressed_section_map): Include decompressed section contents.
1560 (Sized_relobj_file::do_decompressed_section_contents): New function.
1561 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1563 2012-02-16 Cary Coutant <ccoutant@google.com>
1565 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
1566 * testsuite/Makefile.in: Regenerate.
1568 2012-02-14 Cary Coutant <ccoutant@google.com>
1570 * options.cc (General_options::finalize): Disallow -pie and -static.
1572 2012-02-03 Doug Kwan <dougkwan@google.com>
1574 * arm.cc (Arm_relocate_functions::abs8,
1575 Arm_relocate_functions::abs16): Use
1576 Bits::has_signed_unsigned_overflow32.
1577 (Arm_relocate_functions::thm_abs8): Correct range of
1579 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
1582 2012-02-02 Doug Kwan <dougkwan@google.com>
1584 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
1585 position independent outputs, not just shared objects.
1587 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
1589 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
1590 * configure: Regenerated.
1592 2012-01-27 Ian Lance Taylor <iant@google.com>
1594 * reloc.h (Bits): New class with static functions, copied from
1595 namespace utils in arm.cc.
1596 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
1599 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1601 * incremental.cc (write_info_blocks): Correct relocation offset.
1603 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1605 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
1606 (Relocate::tls_gd_to_le): Likewise.
1608 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1610 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
1612 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1614 * configure.ac: Check if -mcmodel=medium works.
1615 * configure: Regenerated.
1617 2012-01-24 Cary Coutant <ccoutant@google.com>
1619 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
1621 (read_unsigned_LEB_128_x): ... this new function.
1622 (read_signed_LEB_128): Replaced with inline definition and ...
1623 (read_signed_LEB_128_x): ... this new function.
1624 * int_encoding.h (read_unsigned_LEB_128_x): New function.
1625 (read_unsigned_LEB_128): Add inline definition.
1626 (read_signed_LEB_128_x): New function.
1627 (read_signed_LEB_128): Add inline definition.
1628 * testsuite/Makefile.am (leb128_unittest): New unit test.
1629 * testsuite/Makefile.in: Regenerate.
1630 * testsuite/leb128_unittest.cc: New unit test.
1632 2012-01-23 Ian Lance Taylor <iant@google.com>
1635 * i386.cc (Target_i386::do_code_fill): When using a jmp
1636 instruction, pad with nop instructions.
1637 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1639 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
1641 * x86_64.cc (gc_process_relocs): Add typename on types used in
1643 (scan_relocs): Likewise.
1644 (relocate_section): Likewise.
1645 (apply_relocation): Likewise.
1647 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
1649 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
1650 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
1653 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
1655 * x86_64.cc: Initial support for x32.
1657 2012-01-03 Cary Coutant <ccoutant@google.com>
1659 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
1660 Use abstract base class for GOT.
1661 * gold/output.h (class Output_data_got_base): New abstract base class.
1662 (class Output_data_got): Derive from new base class, adjust ctors.
1663 (Output_data_got::reserve_slot): Make virtual; rename to
1664 do_reserve_slot; Adjust callers.
1665 * gold/target.h (Sized_target::init_got_plt_for_update): Return
1666 pointer to abstract base class.
1667 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
1669 2011-12-18 Ian Lance Taylor <iant@google.com>
1671 * object.h (Relobj::local_symbol_value): New function.
1672 (Relobj::local_plt_offset): New function.
1673 (Relobj::local_has_got_offset): New function.
1674 (Relobj::local_got_offset): New function.
1675 (Relobj::set_local_got_offset): New function.
1676 (Relobj::do_local_symbol_value): New pure virtual function.
1677 (Relobj::do_local_plt_offset): Likewise.
1678 (Relobj::do_local_has_got_offset): Likewise.
1679 (Relobj::do_local_got_offset): Likewise.
1680 (Relobj::do_set_local_got_offset): Likewise.
1681 (Sized_relobj::do_local_has_got_offset): Rename from
1682 local_has_got_offset.
1683 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
1684 (Sized_relobj::do_set_local_got_offset): Rename from
1685 set_local_got_offset.
1686 (Sized_relobj_file::do_local_plt_offset): Rename from
1688 (Sized_relobj_file::do_local_symbol_value): New function.
1689 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
1691 * output.cc (Output_data_got::Got_entry::write): Change object to
1692 Relobj. Use local_symbol_value.
1693 (Output_data_got::add_global_with_rel): Change rel_dyn to
1694 Output_data_reloc_generic*. Use add_global_generic.
1695 (Output_data_got::add_global_with_rela): Remove. Change all
1696 callers to use add_global_with_rel.
1697 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
1698 Output_data_reloc_generic*. Use add_global_generic.
1699 (Output_data_got::add_global_pair_with_rela): Remove. Change all
1700 callers to use add_global_pair_with_rel.
1701 (Output_data_got::add_local): Change object to Relobj*.
1702 (Output_data_got::add_local_plt): Likewise.
1703 (Output_data_got::add_local_with_rel): Change object to Relobj*,
1704 change rel_dyn to Output_data_reloc_generic*. Use
1706 (Output_data_got::add_local_with_rela): Remove. Change all
1707 callers to use all_local_with_rel.
1708 (Output_data_got::add_local_pair_with_rel): Change object to
1709 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
1710 add_output_section_generic.
1711 (Output_data_got::add_local_pair_with_rela): Remove. Change all
1712 callers to use add_local_pair_with_rel.
1713 (Output_data_got::reserve_local): Change object to Relobj*.
1714 * output.h: (class Output_data_reloc_generic): Add pure virtual
1715 declarations for add_global_generic, add_local_generic,
1716 add_output_section_generic.
1717 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
1718 functions for Output_data_reloc_generic. Update declarations for
1719 changes listed in output.cc.
1720 (class Output_data_got): Change template parameter to got_size.
1721 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
1722 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
1724 (Sized_relobj_incr::do_local_plt_offset): New function.
1725 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
1728 2011-12-17 Cary Coutant <ccoutant@google.com>
1730 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
1731 * resolve.cc (Symbol_table::resolve): Likewise.
1732 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
1734 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1736 2011-12-16 Ian Lance Taylor <iant@google.com>
1738 * output.h (Output_data_reloc_generic::add): Only call
1739 add_dynamic_reloc if this is a dynamic reloc section.
1741 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
1744 * target-reloc.h (apply_relocation): Replace <64, false> with
1747 2011-11-25 Nick Clifton <nickc@redhat.com>
1749 * po/it.po: New Italian translation.
1751 2011-11-17 Sterling Augustine <saugustine@google.com>
1753 * script.cc (script_include_directive): Implement.
1754 (read_script_file): New local variables name and search_path. Update
1755 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
1756 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
1757 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
1759 2011-11-11 Sterling Augustine <saugustine@google.com>
1761 * yyscript.y (section_cmd): Add support for INCLUDE directive.
1762 (file_or_sections_cmd): Likewise.
1764 2011-11-11 Doug Kwan <dougkwan@google.com>
1766 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
1767 if --just-symbols is given.
1769 2011-11-10 Doug Kwan <dougkwan@google.com>
1772 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
1773 when processing data relocs.
1774 * reloc.h (Relocate_functions::rel_unaligned): New method.
1775 (Relocate_functions::pcrel_unaligned): Ditto.
1776 (Relocate_functions::rel32_unaligned): Ditto.
1777 (Relocate_functions::pcrel32_unaligned): Ditto.
1779 2011-11-09 Doug Kwan <dougkwan@google.com>
1782 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1783 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1784 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1785 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1786 (Relocate_functions::rel_unaligned): New.
1787 (Relocate_functions::rel32_unaligned): New.
1788 * target-reloc.h (relocate_for_relocatable): Add code to handle
1789 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1790 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1791 arm_unaligned_reloc_r): New targets.
1792 * testsuite/Makefile.in: Regenerate.
1793 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1796 2011-11-02 Ian Lance Taylor <iant@google.com>
1798 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
1800 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1801 * options.cc (General_options::finalize): Use library search path
1802 from configure script if specified. If not native and no sysroot,
1803 only search TOOLLIBDIR.
1804 * options.h (Search_directory::Search_directory): Change name to
1806 (General_options::add_to_library_path_with_sysroot): Change arg to
1808 * configure, Makefile.in, config.in: Rebuild.
1810 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1812 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1813 we are working around the ARM1176 Erratum.
1814 * options.h (General_options::fix_arm1176): Add option.
1815 * testsuite/Makefile.am: Add testcases, and keep current ones
1817 * testsuite/Makefile.in: Regenerate.
1818 * testsuite/arm_fix_1176.s: New file.
1819 * testsuite/arm_fix_1176.sh: Likewise.
1821 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1823 * arm.cc (Target_arm::Target_arm): Remove initialisation of
1825 (Target_arm::may_use_blx): Remove method.
1826 (Target_arm::set_may_use_blx): Likewise.
1827 (Target_arm::may_use_v4t_interworking): New method.
1828 (Target_arm::may_use_v5t_interworking): Likewise.
1829 (Target_arm::may_use_blx_): Remove member variable.
1830 (Arm_relocate_functions::arm_branch_common): Check for v5T
1832 (Arm_relocate_functions::thumb_branch_common): Likewise.
1833 (Reloc_stub::stub_type_for_reloc): Likewise.
1834 (Target_arm::do_finalize_sections): Correct interworking checks.
1835 * testsuite/Makefile.am: Add new tests.
1836 * testsuite/Makefile.in: Regenerate.
1837 * testsuite/arm_farcall_arm_arm.s: New test.
1838 * testsuite/arm_farcall_arm_arm.sh: Likewise.
1839 * testsuite/arm_farcall_arm_thumb.s: Likewise.
1840 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
1841 * testsuite/arm_farcall_thumb_arm.s: Likewise.
1842 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
1843 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
1844 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
1846 2011-10-31 Cary Coutant <ccoutant@google.com>
1849 * expression.cc (Expression::eval_with_dot): Add
1850 is_section_dot_assignment parameter.
1851 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
1852 absolute and assigning to dot within a section.
1853 * script-sections.cc
1854 (Output_section_element_assignment::set_section_addresses): Pass
1855 dot_section to set_if_absolute.
1856 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
1857 as is_section_dot_assignment flag to eval_with_dot.
1858 (Output_section_element_dot_assignment::set_section_addresses):
1860 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
1861 parameter. Also set value if relative to dot_section; set the
1862 symbol's output_section.
1863 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
1864 parameter. Adjust all callers.
1865 (Expression::eval_maybe_dot): Likewise.
1866 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
1868 * testsuite/script_test_2.t: Test assignment of an absolute value
1869 to dot within an output section element.
1871 2011-10-31 Cary Coutant <ccoutant@google.com>
1873 * options.h (class General_options): Add --[no-]gnu-unique options.
1874 * symtab.cc (Symbol_table::sized_write_globals): Convert
1875 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
1877 2011-10-31 Cary Coutant <ccoutant@google.com>
1880 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
1881 unnecessary assertion.
1882 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
1884 2011-10-31 Sriraman Tallam <tmsriram@google.com>
1886 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1888 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1890 Change to just keep the section associated with symbol.
1891 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
1892 they are externally visible and --export-dynamic is turned on.
1893 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
1895 2011-10-19 Ian Lance Taylor <iant@google.com>
1898 * script-sections.cc
1899 (Output_section_element_dot_assignment::needs_output_section): New
1902 2011-10-19 Ian Lance Taylor <iant@google.com>
1905 * layout.cc (Layout::segment_precedes): Don't assert failure if a
1906 --section-start option was seen.
1907 * options.h (General_options::any_section_start): New function.
1909 2011-10-18 David S. Miller <davem@davemloft.net>
1912 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
1913 member to track relocation locations that have moved during TLS
1914 reloc optimizations.
1915 (Target_sparc::Relocate::Relocate): Initialize to NULL.
1916 (Target_sparc::Relocate::relocate): Adjust view down by 4
1917 bytes if it matches reloc_adjust_addr_.
1918 (Target_sparc::Relocate::relocate_tls): Always move the
1919 __tls_get_addr call delay slot instruction forward 4 bytes when
1920 performing relaxation.
1922 2011-10-18 Cary Coutant <ccoutant@google.com>
1924 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
1925 (Output_file::map_no_anonymous): Check for non-zero
1926 return code from posix_fallocate.
1928 2011-10-17 Cary Coutant <ccoutant@google.com>
1931 * plugin.cc (is_visible_from_outside): Check for symbols
1932 referenced from dynamic objects.
1933 * resolve.cc (Symbol_table::resolve): Don't count references
1934 from dynamic objects as references from real ELF files.
1935 * testsuite/plugin_test_2.sh: Adjust expected result.
1937 2011-10-17 Cary Coutant <ccoutant@google.com>
1939 * gold.cc: Include timer.h.
1940 (queue_middle_tasks): Stamp time.
1941 (queue_final_tasks): Likewise.
1942 * main.cc (main): Store timer in parameters. Print timers
1944 * parameters.cc (Parameters::Parameters): Initialize timer_.
1945 (Parameters::set_timer): New function.
1946 (set_parameters_timer): New function.
1947 * parameters.h (Parameters::set_timer): New function.
1948 (Parameters::timer): New function.
1949 (Parameters::timer_): New data member.
1950 (set_parameters_timer): New function.
1951 * timer.cc (Timer::stamp): New function.
1952 (Timer::get_pass_time): New function.
1953 * timer.h (Timer::stamp): New function.
1954 (Timer::get_pass_time): New function.
1955 (Timer::pass_times_): New data member.
1957 2011-10-17 Cary Coutant <ccoutant@google.com>
1959 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
1960 task for members of lib groups.
1962 2011-10-17 Cary Coutant <ccoutant@google.com>
1965 * fileread.cc (File_read::find_view): Add assert.
1966 (File_read::make_view): Move bounds check (replace with assert)...
1967 (File_read::find_or_make_view): ... to here.
1969 2011-10-12 Cary Coutant <ccoutant@google.com>
1971 * output.cc (Output_file::open_base_file): Handle case where
1972 ::read returns less than requested size.
1974 2011-10-10 Cary Coutant <ccoutant@google.com>
1976 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1977 Initialize defined_count_.
1978 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1979 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1980 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1981 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1982 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1983 * incremental.h (Sized_relobj_incr::defined_count_): New data
1985 (Sized_incr_dynobj::defined_count_): New data member.
1986 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1987 Return zeroes instead of internal error.
1989 2011-10-10 Cary Coutant <ccoutant@google.com>
1992 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1993 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1994 * output.h (class Output_reloc): Add use_plt_offset flag.
1995 (Output_reloc::type_): Adjust size of bit field.
1996 (Output_reloc::use_plt_offset_): New bit field.
1997 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1998 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1999 flag. Adjust all callers.
2000 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
2001 creating RELATIVE relocations.
2003 2011-10-10 Nick Clifton <nickc@redhat.com>
2005 * po/es.po: Updated Spanish translation.
2006 * po/fi.po: Updated Finnish translation.
2008 2011-10-03 Diego Novillo <dnovillo@google.com>
2010 * options.cc (parse_uint): Fix dereference of RETVAL.
2012 2011-09-29 Sriraman Tallam <tmsriram@google.com>
2014 * layout.h (section_order_map_): New member.
2015 (get_section_order_map): New member function.
2016 * output.cc (Output_section::add_input_section): Check for patterns
2017 only when --section-ordering-file is specified.
2018 * gold.cc (queue_middle_tasks): Delay updating order of sections till
2019 output_sections have been formed.
2020 * layout.cc (Layout_Layout): Initialize section_order_map_.
2021 * plugin.cc (update_section_order): Store order in order_map. Do not
2023 * testsuite/Makefile.am: Add test case for plugin_final_layout.
2024 * testsuite/Makefile.in: Regenerate.
2025 * testsuite/plugin_section_order.c: New file.
2026 * testsuite/plugin_final_layout.cc: New file.
2027 * testsuite/plugin_final_layout.sh: New file.
2029 2011-09-29 Cary Coutant <ccoutant@google.com>
2031 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2033 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
2034 symbols during incremental update.
2035 (Symbol_table::add_from_dynobj): Likewise.
2037 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2038 Ian Lance Taylor <iant@google.com>
2040 * symtab.cc (Symbol_table::define_special_symbol): Always
2041 canonicalize version string.
2043 2011-09-26 Cary Coutant <ccoutant@google.com>
2045 * gold.cc (queue_initial_tasks): Move option checks ...
2046 * options.cc (General_options::finalize): ... to here. Disable
2047 some options; make others fatal.
2049 2011-09-26 Cary Coutant <ccoutant@google.com>
2052 * plugin.cc (get_symbols_v2): New function.
2053 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
2054 (is_referenced_from_outside): New function.
2055 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
2056 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
2057 (get_symbols): Pass version parameter.
2058 (get_symbols_v2): New function.
2059 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
2061 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
2062 (onload): Add LDPT_GET_SYMBOLS_V2.
2063 (all_symbols_read_hook): Use get_symbols_v2; check for
2064 LDPR_PREVAILING_DEF_IRONLY_EXP.
2065 * testsuite/plugin_test_3.sh: Update expected results.
2067 2011-09-23 Simon Baldwin <simonb@google.com>
2069 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
2070 configuration options.
2071 * configure: Regenerate.
2072 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
2073 * Makefile.in: Regenerate.
2074 * testsuite/Makefile.in: Regenerate.
2076 2011-09-19 Sriraman Tallam <tmsriram@google.com>
2078 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
2080 2011-09-19 Cary Coutant <ccoutant@google.com>
2082 * incremental.cc (can_incremental_update): Fix typo in comment.
2083 * incremental.h (can_incremental_update): Likewise.
2085 2011-09-18 Cary Coutant <ccoutant@google.com>
2087 * incremental.cc (can_incremental_update): New function.
2088 * incremental.h (can_incremental_update): New function.
2089 * layout.cc (Layout::init_fixed_output_section): Call it.
2090 (Layout::make_output_section): Don't allow patch space in .eh_frame.
2091 * object.cc (Sized_relobj_file::do_layout): Call
2092 can_incremental_update.
2094 2011-09-13 Cary Coutant <ccoutant@google.com>
2096 * configure.ac: Check for glibc support for gnu_indirect_function
2097 support with static linking, setting automake conditional
2099 * Makefile.in: Regenerate.
2100 * configure: Regenerate.
2102 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
2103 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
2105 * testsuite/Makefile.in: Regenerate.
2107 2011-09-13 Cary Coutant <ccoutant@google.com>
2109 * incremental.cc (Sized_relobj_incr::do_layout): Call
2110 report_comdat_group for kept comdat sections.
2111 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
2112 * testsuite/Makefile.in: Regenerate.
2113 * testsuite/incr_comdat_test_1.cc: New source file.
2114 * testsuite/incr_comdat_test_2_v1.cc: New source file.
2115 * testsuite/incr_comdat_test_2_v2.cc: New source file.
2116 * testsuite/incr_comdat_test_2_v3.cc: New source file.
2118 2011-09-13 Ian Lance Taylor <iant@google.com>
2120 * object.cc (Sized_relobj_file::do_layout): Remove unused local
2121 variable external_symbols_offset.
2123 2011-09-12 Ian Lance Taylor <iant@google.com>
2125 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
2126 triggered if object has no symbols.
2128 2011-09-09 David S. Miller <davem@davemloft.net>
2130 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
2131 (Output_fill_debug_line::do_write): Likewise.
2133 2011-08-29 Cary Coutant <ccoutant@google.com>
2135 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
2136 casts to match formatting specs.
2137 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
2139 2011-08-26 Cary Coutant <ccoutant@google.com>
2141 * layout.cc (Free_list::allocate): Provide guarantee of minimum
2142 remaining hole size when allocating.
2143 (Layout::make_output_section): Set fill methods for debug sections.
2144 * layout.h (Free_list::Free_list_node): Move from private to
2146 (Free_list::set_min_hole_size): New function.
2147 (Free_list::begin, Free_list::end): New functions.
2148 (Free_list::min_hole_): New data member.
2149 * output.cc: Include dwarf.h.
2150 (Output_fill_debug_info::do_minimum_hole_size): New function.
2151 (Output_fill_debug_info::do_write): New function.
2152 (Output_fill_debug_line::do_minimum_hole_size): New function.
2153 (Output_fill_debug_line::do_write): New function.
2154 (Output_section::Output_section): Initialize new data member.
2155 (Output_section::set_final_data_size): Ensure patch space is larger
2156 than minimum hole size.
2157 (Output_section::do_write): Fill holes in debug sections.
2158 * output.h (Output_fill): New class.
2159 (Output_fill_debug_info): New class.
2160 (Output_fill_debug_line): New class.
2161 (Output_section::set_free_space_fill): New function.
2162 (Output_section::free_space_fill_): New data member.
2163 * testsuite/Makefile.am (incremental_test_3): Add
2164 --incremental-patch option.
2165 (incremental_test_4): Likewise.
2166 (incremental_test_5): Likewise.
2167 (incremental_test_6): Likewise.
2168 (incremental_copy_test): Likewise.
2169 (incremental_common_test_1): Likewise.
2170 * testsuite/Makefile.in: Regenerate.
2172 2011-08-26 Nick Clifton <nickc@redhat.com>
2174 * po/es.po: Updated Spanish translation.
2176 2011-08-01 Cary Coutant <ccoutant@google.com>
2178 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
2179 * gold/testsuite/Makefile.in: Regenerate.
2180 * gold/testsuite/justsyms_exec.c: New source file.
2181 * gold/testsuite/justsyms_lib.c: New source file.
2183 2011-08-01 Cary Coutant <ccoutant@google.com>
2185 * layout.cc (Layout::set_segment_offsets): Don't realign text
2186 segment if -Ttext was specified.
2187 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
2189 * object.h (Sized_relobj_file::e_type): New function.
2190 (Sized_relobj_file::e_type_): New data member.
2191 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
2192 base address for ET_EXEC files.
2193 * target.cc (Target::do_make_elf_object_implementation): Allow
2194 ET_EXEC files with --just-symbols option.
2196 2011-07-28 Cary Coutant <ccoutant@google.com>
2198 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
2199 Add thread_number parameter.
2200 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
2201 * workqueue-threads.cc
2202 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
2203 current thread if its thread number is greater than desired thread
2205 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
2206 Add thread_number parameter.
2207 (Workqueue::should_cancel_thread): Likewise.
2208 (Workqueue::find_runnable_or_wait): Pass thread_number to
2209 should_cancel_thread.
2210 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
2213 2011-07-22 Sriraman Tallam <tmsriram@google.com>
2215 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
2216 only after checking if it cannot be forced local.
2217 * symtab.h (is_externally_visible): Check if the symbol is not forced
2220 2011-07-15 Ian Lance Taylor <iant@google.com>
2222 * options.h (class General_options): Add --print-output-format.
2223 Move -EL next to -EB, for better --help output.
2224 * target-select.cc: Include <cstdio>, "options.h", and
2226 (Target_selector::do_target_bfd_name): New function.
2227 (print_output_format): New function.
2228 * target-select.h (class Target_selector): Update declarations.
2229 (Target_selector::target_bfd_name): New function.
2230 (print_output_format): Declare.
2231 * main.cc: Include "target-select.h".
2232 (main): Handle --print-output-format.
2233 * gold.cc: Include "target-select.h".
2234 (queue_initial_tasks): Handle --print-output-format when there are
2236 * parameters.cc (parameters_force_valid_target): Give a better
2237 error message if -EB/-EL does not match target.
2238 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
2241 2011-07-15 Ian Lance Taylor <iant@google.com>
2243 * i386.cc (class Output_data_plt_i386): Add layout_ field.
2244 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
2245 (Output_data_plt_i386::do_write): Write address of .dynamic
2246 section to first entry in .got.plt section.
2247 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
2248 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2250 (Output_data_plt_x86_64::do_write): Write address of .dynamic
2251 section to first entry in .got.plt section.
2252 * layout.h (Layout::dynamic_section): New function.
2254 2011-07-13 Sriraman Tallam <tmsriram@google.com>
2256 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
2258 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
2259 input_section_position_, and input_section_glob_.
2260 (read_layout_from_file): Call function section_ordering_specified.
2261 * layout.h (is_section_ordering_specified): New function.
2262 (section_ordering_specified): New function.
2263 (section_ordering_specified_): New boolean member.
2264 * main.cc(main): Call load_plugins after layout object is defined.
2265 * output.cc (Output_section::add_input_section): Use
2266 function section_ordering_specified to check if section ordering is
2268 * output.cc (Output_section::add_relaxed_input_section): Use
2269 function section_ordering_specified to check if section ordering is
2271 (Output_section::update_section_layout): New function.
2272 (Output_section::sort_attached_input_sections): Check if input section
2274 * output.h (Output_section::update_section_layout): New function.
2275 * plugin.cc (get_section_count): New function.
2276 (get_section_type): New function.
2277 (get_section_name): New function.
2278 (get_section_contents): New function.
2279 (update_section_order): New function.
2280 (allow_section_ordering): New function.
2281 (Plugin::load): Add the new interfaces to the transfer vector.
2282 (Plugin_manager::load_plugins): New parameter.
2283 (Plugin_manager::all_symbols_read): New parameter.
2284 (Plugin_manager::claim_file): New parameter. Save the elf object for
2286 (Plugin_manager::get_elf_object): New function.
2287 (Plugin_manager::get_view): Change to directly use the bool to check
2288 if get_view is called from claim_file_hook.
2289 * plugin.h (input_objects): New function
2290 (Plugin__manager::load_plugins): New parameter.
2291 (Plugin_manager::claim_file): New parameter.
2292 (Plugin_manager::get_elf_object): New function.
2293 (Plugin_manager::in_claim_file_handler): New function.
2294 (Plugin_manager::in_claim_file_handler_): New member.
2295 (layout): New function.
2296 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
2297 handler with an extra parameter. Make the elf object before calling
2299 * testsuite/plugin_test.c (get_section_count): New function pointer.
2300 (get_section_type): New function pointer.
2301 (get_section_name): New function pointer.
2302 (get_section_contents): New function pointer.
2303 (update_section_order): New function pointer.
2304 (allow_section_ordering): New function pointer.
2305 (onload): Check if the new interfaces exist.
2307 2011-07-13 Ian Lance Taylor <iant@google.com>
2309 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
2311 * x86_64.cc (Target_x86_64::got_section): Likewise.
2312 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
2313 (relro_now_test_SOURCES): New variable.
2314 (relro_now_test_DEPENDENCIES): New variable.
2315 (relro_now_test_LDFLAGS): New variable.
2316 (relro_now_test_LDADD): New variable.
2317 (relro_now_test.so): New target.
2318 * testsuite/Makefile.in: Rebuild.
2320 2011-07-12 Ian Lance Taylor <iant@google.com>
2323 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
2324 GLOB_DAT relocation rather than a RELATIVE relocation for a
2325 protected symbol when creating a shared library.
2326 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2327 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
2328 * testsuite/protected_main_1.cc (main): Test that protected
2329 function has same address.
2331 2011-07-11 Ian Lance Taylor <iant@google.com>
2334 * options.h (class General_options): Add -Bgroup.
2335 * options.cc (General_options::finalize): If -Bgroup is set,
2336 default to --unresolved-symbols=report-all.
2337 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
2338 * target-reloc.h (issue_undefined_symbol_error): Handle
2339 --unresolved-symbols=report-all.
2341 2011-07-08 Ian Lance Taylor <iant@google.com>
2344 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
2345 if linker script discards key sections.
2346 (Layout::create_dynamic_symtab): Likewise.
2347 (Layout::assign_local_dynsym_offsets): Likewise.
2348 (Layout::sized_create_version_sections): Likewise.
2349 (Layout::create_interp): Likewise.
2350 (Layout::finish_dynamic_section): Likewise.
2351 (Layout::set_dynamic_symbol_size): Likewise.
2353 2011-07-08 Ian Lance Taylor <iant@google.com>
2356 * options.h (class General_options): Add --unresolved-symbols.
2357 * target-reloc.h (issue_undefined_symbol_error): Check
2358 --unresolved-symbols. Add comments.
2360 2011-07-08 Ian Lance Taylor <iant@google.com>
2362 * testsuite/odr_violation2.cc (Ordering::operator()): Make
2363 expression more complex.
2365 2011-07-08 Ian Lance Taylor <iant@google.com>
2368 * target-reloc.h (issue_undefined_symbol_error): New inline
2369 function, broken out of relocate_section.
2370 (relocate_section): Call issue_undefined_symbol_error.
2371 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2372 there is no TLS segment if we are about to issue an undefined
2374 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2376 2011-07-08 Ian Lance Taylor <iant@google.com>
2379 * resolve.cc (Symbol_table::should_override): Add fromtype
2380 parameter. Change all callers. Give error when linking together
2381 TLS and non-TLS symbol.
2382 (Symbol_table::should_override_with_special): Add fromtype
2383 parameter. Change all callers.
2384 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2385 there is no TLS segment if we have reported some errors.
2386 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2388 2011-07-08 Ian Lance Taylor <iant@google.com>
2391 * target.h (Target::plt_address_for_global): New function.
2392 (Target::plt_address_for_local): New function.
2393 (Target::plt_section_for_global): Remove.
2394 (Target::plt_section_for_local): Remove.
2395 (Target::do_plt_address_for_global): New virtual function.
2396 (Target::do_plt_address_for_local): New virtual function.
2397 (Target::do_plt_section_for_global): Remove.
2398 (Target::do_plt_section_for_local): Remove.
2399 (Target::register_global_plt_entry): Add Symbol_table and Layout
2401 * output.cc (Output_data_got::Got_entry::write): Use
2402 plt_address_for_global and plt_address_for_local.
2403 * layout.cc (Layout::add_target_dynamic_tags): Use size and
2404 address of output section.
2405 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
2406 got_irelative_, and irelative_count_ fields. Update
2408 (Output_data_plt_i386::has_irelative_section): New function.
2409 (Output_data_plt_i386::entry_count): Add irelative_count_.
2410 (Output_data_plt_i386::set_final_data_size): Likewise.
2411 (class Target_i386): Add got_irelative_ and rel_irelative_
2412 fields. Update declarations.
2413 (Target_i386::Target_i386): Initialize new fields.
2414 (Target_i386::do_plt_address_for_global): New function replacing
2415 do_plt_section_for_global.
2416 (Target_i386::do_plt_address_for_local): New function replacing
2417 do_plt_section_for_local.
2418 (Target_i386::got_section): Create got_irelative_.
2419 (Target_i386::rel_irelative_section): New function.
2420 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
2421 fields. Don't define __rel_iplt_{start,end}.
2422 (Output_data_plt_i386::add_entry): Add symtab and layout
2423 parameters. Change all callers. Use different PLT and GOT for
2425 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
2426 layout parameters. Change all callers. Use different PLT and
2428 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
2429 (Output_data_plt_i386::rel_irelative): New function.
2430 (Output_data_plt_i386::address_for_global): New function.
2431 (Output_data_plt_i386::address_for_local): New function.
2432 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
2433 IRELATIVE GOT when changing IFUNC GOT entries.
2434 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
2436 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
2437 if we didn't create an IRELATIVE GOT.
2438 (Target_i386::Relocate::relocate): Use plt_address_for_global and
2439 plt_address_for_local.
2440 (Target_i386::do_dynsym_value): Use plt_address_for_global.
2441 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
2442 got_irelative_, and irelative_count_ fields. Update
2444 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2445 Initialize new fields. Remove symtab parameter. Change all
2447 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
2449 (Output_data_plt_x86_64::has_irelative_section): New function.
2450 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
2451 (class Target_x86_64): Add got_irelative_ and rel_irelative_
2452 fields. Update declarations.
2453 (Target_x86_64::Target_x86_64): Initialize new fields.
2454 (Target_x86_64::do_plt_address_for_global): New function replacing
2455 do_plt_section_for_global.
2456 (Target_x86_64::do_plt_address_for_local): New function replacing
2457 do_plt_section_for_local.
2458 (Target_x86_64::got_section): Create got_irelative_.
2459 (Target_x86_64::rela_irelative_section): New function.
2460 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
2461 all callers. Don't create __rel_iplt_{start,end}.
2462 (Output_data_plt_x86_64::add_entry): Add symtab and layout
2463 parameters. Change all callers. Use different PLT and GOT for
2465 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
2466 layout parameters. Change all callers. Use different PLT and
2468 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
2469 parameters. Change all callers. Use different PLT and GOT for
2471 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
2472 (Output_data_plt_x86_64::rela_irelative): New function.
2473 (Output_data_plt_x86_64::address_for_global): New function.
2474 (Output_data_plt_x86_64::address_for_local): New function.
2475 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2476 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
2477 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
2478 (Target_x86_64::register_global_plt_entry): Add symtab and layout
2480 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
2482 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
2483 symbols if we didn't create an IRELATIVE GOT.
2484 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
2485 plt_address_for_local.
2486 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
2487 * testsuite/ifuncvar1.c: New test file.
2488 * testsuite/ifuncvar2.c: New test file.
2489 * testsuite/ifuncvar3.c: New test file.
2490 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
2491 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
2492 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
2493 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
2494 * testsuite/Makefile.in: Rebuild.
2496 2011-07-07 Cary Coutant <ccoutant@google.com>
2498 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
2499 (two_file_test_1_ndebug.o): Likewise.
2500 (two_file_test_1b_ndebug.o): Likewise.
2501 (two_file_test_2_ndebug.o): Likewise.
2502 (two_file_test_main_ndebug.o): Likewise.
2503 (incremental_test_2): Link with no-debug versions.
2505 2011-07-06 Cary Coutant <ccoutant@google.com>
2507 * gold/incremental.cc
2508 (Output_section_incremental_inputs::write_info_blocks): Check for
2509 hidden and internal symbols.
2511 2011-07-06 Cary Coutant <ccoutant@google.com>
2513 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
2514 Check disposition for startup file.
2515 (Incremental_inputs::report_command_line): Ignore
2516 --incremental-startup-unchanged option.
2517 * options.cc (General_options::parse_incremental_startup_unchanged):
2519 (General_options::General_options): Initialize new data member.
2520 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
2521 (General_options): Add --incremental-startup-unchanged option.
2522 (General_options::incremental_startup_disposition): New function.
2523 (General_options::incremental_startup_disposition_): New data member.
2525 2011-07-06 Cary Coutant <ccoutant@google.com>
2527 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
2528 input file index to Script_info ctor.
2529 (Sized_incremental_binary::do_file_has_changed): Find the
2530 command-line argument for files named in scripts.
2531 * incremental.h (Script_info::Script_info): New ctor
2532 with input file index.
2533 (Script_info::input_file_index): New function.
2534 (Script_info::input_file_index_): New data member.
2535 (Incremental_binary::get_library): Add const.
2536 (Incremental_binary::get_script_info): Add const.
2537 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
2538 * testsuite/Makefile.am (incremental_test_5): New test case.
2539 (incremental_test_6): New test case.
2540 * testsuite/Makefile.in: Regenerate.
2542 2011-07-06 Cary Coutant <ccoutant@google.com>
2544 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
2545 debug output when command lines differ.
2547 2011-07-06 Cary Coutant <ccoutant@google.com>
2549 * incremental.cc (Incremental_inputs::report_command_line): Ignore
2550 --incremental-patch option.
2551 * layout.cc (Free_list::allocate): Extend allocation beyond original
2553 (Layout::make_output_section): Mark sections that should get
2555 * options.cc (parse_percent): New function.
2556 * options.h (parse_percent): New function.
2557 (DEFINE_percent): New macro.
2558 (General_options): Add --incremental-patch option.
2559 * output.cc (Output_section::Output_section): Initialize new data
2561 (Output_section::add_input_section): Print section name when out
2563 (Output_section::add_output_section_data): Likewise.
2564 (Output_section::set_final_data_size): Add patch space when
2565 doing --incremental-full.
2566 (Output_section::do_reset_address_and_file_offset): Remove patch
2568 (Output_segment::set_section_list_addresses): Print debug output
2569 only if --incremental-update.
2570 * output.h (Output_section::set_is_patch_space_allowed): New function.
2571 (Output_section::is_patch_space_allowed_): New data member.
2572 (Output_section::patch_space_): New data member.
2573 * parameters.cc (Parameters::incremental_full): New function.
2574 * parameters.h (Parameters::incremental_full): New function
2575 * testsuite/Makefile.am (incremental_test_2): Add test for
2576 --incremental-patch option.
2577 * testsuite/Makefile.in: Regenerate.
2578 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
2579 (t18): Remove function body.
2581 2011-07-05 Doug Kwan <dougkwan@google.com>
2584 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
2585 Arm_Address type for relocation result.
2586 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
2588 (Arm_relocate_functions::abs32): Use unaligned access.
2589 (Arm_relocate_functions::rel32): Ditto.
2590 (Arm_relocate_functions::prel31): Ditto.
2591 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
2592 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
2593 static data relocations.
2594 * testsuite/Makefile.in: Regnerate.
2595 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
2597 2011-07-05 Ian Lance Taylor <iant@google.com>
2600 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
2601 symbols if necessary.
2602 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2604 2011-07-05 Ian Lance Taylor <iant@google.com>
2607 * resolve.cc (Symbol::override_base_with_special): Simply override
2608 version with special symbol version, ignoring previous version.
2610 2011-07-05 Ian Lance Taylor <iant@google.com>
2612 * object.cc (Sized_relobj_file::include_section_group): Add
2613 information to comment about signature location.
2615 2011-07-02 Ian Lance Taylor <iant@google.com>
2618 * options.h (class General_options): Add -f and -F.
2619 * options.cc (General_options::finalize): Fatal error if -f/-F
2620 are used without -shared.
2621 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
2623 2011-07-02 Ian Lance Taylor <iant@google.com>
2625 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
2627 2011-07-01 Ian Lance Taylor <iant@google.com>
2631 * resolve.cc (Symbol::override_base_with_special): Don't override
2632 the version if the overriding symbol has a different name.
2633 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
2634 all callers. If we give an error about an undefined version,
2635 define the base version if necessary.
2636 * dynobj.h (class Versions): Update declaration.
2637 * testsuite/weak_alias_test_5.cc: New file.
2638 * testsuite/weak_alias_test.script: New file.
2639 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
2640 and versioned_alias have the right value, and call t2.
2641 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
2642 weak_alias_test_5.so.
2643 (weak_alias_test_LDADD): Likewise.
2644 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
2645 * testsuite/Makefile.in: Rebuild.
2647 2011-07-01 Ian Lance Taylor <iant@google.com>
2650 * options.h (class General_options): Support -z notext.
2651 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
2653 (two_file_shared_nonpic.so): Likewise.
2654 (two_file_shared_mixed.so): Likewise.
2655 (two_file_shared_mixed_1.so): Likewise.
2656 (weak_undef_lib_nonpic.so): Likewise.
2657 (alt/weak_undef_lib_nonpic.so): Likewise.
2658 (tls_test_shared_nonpic.so): Likewise.
2659 * testsuite/Makefile.in: Rebuild.
2661 2011-07-01 Ian Lance Taylor <iant@google.com>
2664 * configure.ac: Test whether static linking works, setting
2665 the automake conditional HAVE_STATIC.
2666 * testsuite/Makefile.am: Disable tests using -static if
2667 HAVE_STATIC is not true.
2668 * configure, testsuite/Makefile.in: Rebuild.
2670 2011-07-01 Ian Lance Taylor <iant@google.com>
2673 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
2674 Assert if we see DW_EH_PE_indirect.
2675 * target.h (Target::ehframe_datarel_base): New function.
2676 (Target::do_ehframe_datarel_base): New target function.
2677 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
2678 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
2681 2011-07-01 Ian Lance Taylor <iant@google.com>
2684 * options.h (class General_options): Add
2685 --ld-generated-unwind-info.
2686 * ehframe.cc (Fde::write): Add address parameter. Change all
2687 callers. If associated with PLT, fill in address and size.
2688 (Cie::set_output_offset): Only add merge mapping if there is an
2690 (Cie::write): Add address parameter. Change all callers.
2691 (Eh_frame::add_ehframe_for_plt): New function.
2692 * ehframe.h (class Fde): Update declarations. Move shndx_ and
2693 input_offset_ fields into union u_, with new plt field.
2694 (Fde::Fde): Adjust for new union field.
2695 (Fde::Fde) [Output_data version]: New constructor.
2696 (Fde::add_mapping): Only add merge mapping if there is an object.
2697 (class Cie): Update declarations.
2698 (class Eh_frame): Declare add_ehframe_for_plt.
2699 * layout.cc (Layout::layout_eh_frame): Break out code into
2700 make_eh_frame_section, and call it.
2701 (Layout::make_eh_frame_section): New function.
2702 (Layout::add_eh_frame_for_plt): New function.
2703 * layout.h (class Layout): Update declarations.
2704 * merge.cc (Merge_map::add_mapping): Add assertion.
2705 * i386.cc: Include "dwarf.h".
2706 (class Output_data_plt_i386): Make first_plt_entry,
2707 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
2708 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2709 and plt_eh_frame_fde.
2710 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
2711 boundary. Call add_eh_frame_for_plt if appropriate.
2712 * x86_64.cc: Include "dwarf.h".
2713 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
2714 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
2715 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2716 and plt_eh_frame_fde.
2717 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
2720 2011-06-29 Ian Lance Taylor <iant@google.com>
2723 * object.cc (Sized_relobj_file::layout_section): Change shdr
2724 parameter to be const.
2725 (Sized_relobj_file::layout_eh_frame_section): New function, broken
2727 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
2728 appropriate. Call layout_eh_frame_section.
2729 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
2731 * object.h (class Sized_relobj_file): Update declarations.
2733 2011-06-29 Ian Lance Taylor <iant@google.com>
2736 * script.cc (Token::integer_value): Accept trailing M/m/K/k
2738 (Lex::gather_token): Accept trailing M/m/K/k for integers.
2740 2011-06-29 Ian Lance Taylor <iant@google.com>
2743 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
2745 * layout.cc (Layout::layout_eh_frame): Likewise.
2747 2011-06-29 Ian Lance Taylor <iant@google.com>
2750 * layout.cc (Layout::symtab_section_shndx): New function.
2751 * layout.h (class Layout): Declare symtab_section_shndx.
2752 * output.cc (Output_section::write_header): Call it.
2754 2011-06-29 Ian Lance Taylor <iant@google.com>
2757 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
2758 symbols which are not used in a relocation.
2760 2011-06-28 Ian Lance Taylor <iant@google.com>
2763 * layout.cc (Layout::segment_precedes): Don't crash if a linker
2764 script create indistinguishable segments.
2765 (Layout::set_segment_offsets): Use stable_sort when sorting
2766 segments. Pass this to Compare_segments constructor.
2767 * layout.h (class Layout): Make segment_precedes non-static.
2768 (class Compare_segments): Change from struct to class. Add
2769 layout_ field. Add constructor.
2770 * script-sections.cc
2771 (Script_sections::attach_sections_using_phdrs_clause): Rename
2772 local orphan to is_orphan. Don't report failure to put empty
2773 section in segment. On attachment failure, report name of
2774 section, and attach to first PT_LOAD segment.
2776 2011-06-28 Ian Lance Taylor <iant@google.com>
2779 * target-select.cc (Target_selector::Target_selector): Add
2780 emulation parameter. Change all callers.
2781 (select_target_by_bfd_name): Rename from select_target_by_name.
2783 (select_target_by_emulation): New function.
2784 (supported_emulation_names): New function.
2785 * target-select.h (class Target_selector): Add emulation_ field.
2786 Update declarations.
2787 (Target_selector::recognize_by_bfd_name): Rename from
2788 recognize_by_name. Change all callers.
2789 (Target_selector::supported_bfd_names): Rename from
2790 supported_names. Change all callers.
2791 (Target_selector::recognize_by_emulation): New function.
2792 (Target_selector::supported_emulations): New function.
2793 (Target_selector::emulation): New function.
2794 (Target_selector::do_recognize_by_bfd_name): Rename from
2795 do_recognize_by_name. Change all callers.
2796 (Target_selector::do_supported_bfd_names): Rename from
2797 do_supported_names. Change all callers.
2798 (Target_selector::do_recognize_by_emulation): New function.
2799 (Target_selector::do_supported_emulations): New function.
2800 (select_target_by_bfd_name): Change name in declaration.
2801 (select_target_by_emulation): Declare.
2802 (supported_emulation_names): Declare.
2803 * parameters.cc (parameters_force_valid_target): Try to find
2804 target based on emulation from -m option.
2805 * options.h (class General_options): Change doc string for -m.
2806 * options.cc (help): Print emulations.
2807 (General_options::parse_V): Likewise.
2808 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2809 Add emulation parameter. Change all callers.
2811 2011-06-28 Ian Lance Taylor <iant@google.com>
2813 * target.h (class Target): Add osabi_ field.
2814 (Target::osabi): New function.
2815 (Target::set_osabi): New function.
2816 (Target::Target): Initialize osabi_.
2817 (Target::do_adjust_elf_header): Make pure virtual.
2818 (Sized_target::do_adjust_elf_header): Declare.
2819 * target.cc (Sized_target::do_adjust_elf_header): New function.
2820 (class Sized_target): Instantiate all versions.
2821 * freebsd.h (class Target_freebsd): Remove.
2822 (Target_selector_freebsd::do_recognize): Call set_osabi on
2824 (Target_selector_freebsd::do_recognize_by_name): Likewise.
2825 (Target_selector_freebsd::set_osabi): Remove.
2826 * i386.cc (class Target_i386): Inherit from Sized_target rather
2827 than Target_freebsd.
2828 * x86_64.cc (class Target_x86_64): Likewise.
2830 2011-06-28 Ian Lance Taylor <iant@google.com>
2832 * target.h (Target::can_check_for_function_pointers): Rewrite.
2834 (Target::can_icf_inline_merge_sections): Likewise.
2835 (Target::section_may_have_icf_unsafe_poineters): Likewise.
2836 (Target::Target_info): Add can_icf_inline_merge_sections field.
2837 (Target::do_can_check_for_function_pointers): New virtual
2839 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
2840 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
2841 from can_check_for_function_pointers, move in file.
2842 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
2843 section_may_have_icf_unsafe_poineters, move in file.
2844 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
2845 * i386.cc (Target_i386::do_can_check_for_function_pointers):
2846 Rename from can_check_for_function_pointers, move in file.
2847 (Target_i386::can_icf_inline_merge_sections): Remove.
2848 (Target_i386::i386_info): Initialize
2849 can_icf_inline_merge_sections.
2850 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2851 Initialize can_icf_inline_merge_sections.
2852 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
2853 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
2854 Rename from can_check_for_function_pointers, move in file.
2855 (Target_x86_64::can_icf_inline_merge_sections): Remove.
2856 (Target_x86_64::x86_64_info): Initialize
2857 can_icf_inline_merge_sections.
2858 * testsuite/testfile.cc (Target_test::test_target_info):
2860 * icf.cc (get_section_contents): Correct formatting.
2862 2011-06-27 Ian Lance Taylor <iant@google.com>
2864 * symtab.cc (Symbol::versioned_name): New function.
2865 (Symbol_table::add_to_final_symtab): Use versioned_name when
2867 (Symbol_table::sized_write_symbol): Likewise.
2868 * symtab.h (class Symbol): Declare versioned_name.
2869 * stringpool.h (class Stringpool_template): Add variant of add
2870 which takes a std::basic_string.
2871 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
2872 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
2873 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
2874 (ver_test_12.o): New target.
2875 * testsuite/Makefile.in: Rebuild.
2877 2011-06-27 Doug Kwan <dougkwan@google.com>
2879 * arm.cc (Arm_relocate_functions::thm_jump8,
2880 Arm_relocate_functions::thm_jump11): Use a wider signed
2881 type to compute offset.
2882 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
2884 * testsuite/Makefile.in: Regenerate.
2885 * testsuite/arm_branch_in_range.sh: Check test results of
2886 arm_thm_jump11 and arm_thm_jump8.
2887 * testsuite/arm_thm_jump11.s: New test source file.
2888 * testsuite/arm_thm_jump11.t: New linker script.
2889 * testsuite/arm_thm_jump8.s: New test source file.
2890 * testsuite/arm_thm_jump8.t: New linker script.
2892 2011-06-24 Ian Lance Taylor <iant@google.com>
2894 * layout.cc: Include "object.h".
2895 (ctors_sections_in_init_array): New static variable.
2896 (Layout::is_ctors_in_init_array): New function.
2897 (Layout::layout): Add entry to ctors_sections_in_init_array if
2899 * layout.h (class Layout): Declare is_ctors_in_init_array.
2900 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
2901 is_ctors_reverse_view is set.
2902 (Sized_relobj_file::write_sections): Add layout parameter. Change
2903 all callers. Set is_ctors_reverse_view field of View_size.
2904 (Sized_relobj_file::reverse_words): New function.
2905 * object.h (Sized_relobj_file::View_size): Add
2906 is_ctors_reverse_view field.
2907 (class Sized_relobj_file): Update declarations.
2908 * testsuite/initpri3.c: New test.
2909 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
2911 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
2912 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
2913 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
2914 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
2915 * testsuite/Makefile.in: Rebuild.
2917 2011-06-24 Cary Coutant <ccoutant@google.com>
2919 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
2920 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
2921 (debug_msg_cdebug.err): New targets.
2922 * testsuite/Makefile.in: Regenerate.
2923 * testsuite/debug_msg.sh: Check output of link with compressed debug.
2924 Fix checks for link with shared library.
2926 2011-06-24 Doug Kwan <dougkwan@google.com>
2928 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
2929 skip empty text sections.
2930 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2932 2011-06-22 Ian Lance Taylor <iant@google.com>
2935 * options.h (class General_options): Add --ctors-in-init-array.
2936 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
2937 friends as SHT_PROGBITS for merging sections.
2938 (Layout::layout): Remove special handling of .init_array and
2939 friends. Don't sort if doing relocatable link. Sort for .ctors
2940 and .dtors if ctors_in_init_array.
2941 (Layout::make_output_section): Force correct section types for
2942 .init_array and friends. Don't sort if doing relocatable link,
2943 Don't sort .ctors and .dtors if ctors_in_init_array.
2944 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
2945 (Layout::output_section_name): Add relobj parameter. Change all
2946 callers. Handle .ctors. and .dtors. in code rather than table.
2947 Handle .ctors and .dtors if ctors_in_init_array.
2948 (Layout::match_file_name): New function, moved from output.cc.
2949 * layout.h (class Layout): Update declarations.
2950 * output.cc: Include "layout.h".
2951 (Input_section_sort_entry::get_priority): New function.
2952 (Input_section_sort_entry::match_file_name): Just call
2953 Layout::match_file_name.
2954 (Output_section::Input_section_sort_init_fini_compare::operator()):
2955 Handle .ctors and .dtors. Sort by explicit priority rather than
2957 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
2958 * testsuite/initpri2.c: New test.
2959 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
2960 (check_PROGRAMS): Add initpri2.
2961 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
2962 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
2963 * configure, testsuite/Makefile.in: Rebuild.
2965 2011-06-19 Ian Lance Taylor <iant@google.com>
2968 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
2969 .interp section to a PT_INTERP segment even if we have seen a
2970 --dynamic-linker option. Don't do it if we have seen a PHDRS
2971 clause in a linker script.
2972 (Layout::finalize): Don't create a .interp section if we've
2973 already create a PT_INTERP segment.
2974 (Layout::create_interp): Always call choose_output_section (revert
2975 patch of 2011-06-17). Don't create PT_INTERP segment.
2976 * script-sections.cc
2977 (Script_sections::create_note_and_tls_segments): Add a .interp
2978 section to a PT_INTERP segment even if we have seen a
2979 --dynamic-linker option.
2981 2011-06-18 Ian Lance Taylor <iant@google.com>
2983 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2984 merely because a non-PT_LOAD segment has a dynamic reloc.
2986 2011-06-18 Ian Lance Taylor <iant@google.com>
2988 * layout.cc (Layout::finish_dynamic_section): Don't create
2989 DT_FLAGS entry if not needed.
2991 2011-06-18 Ian Lance Taylor <iant@google.com>
2994 * layout.cc (Layout::layout_eh_frame): Correct handling of
2995 writable .eh_frame section.
2997 2011-06-17 Ian Lance Taylor <iant@google.com>
3000 * resolve.cc (Symbol_table::resolve): Don't give an error if a
3001 symbol is redefined with the exact same object and value.
3003 2011-06-17 Ian Lance Taylor <iant@google.com>
3006 * layout.h (class Layout): Add interp_segment_ field.
3007 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
3008 (Layout::attach_allocated_section_to_segment): If making shared
3009 library, put .interp section in PT_INTERP segment.
3010 (Layout::finalize): Also call create_interp if -dynamic-linker
3012 (Layout::create_interp): Assert that there is no PT_INTERP
3013 segment. If not using a SECTIONS clause, use make_output_section.
3014 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
3015 * script-sections.cc
3016 (Script_sections::create_note_and_tls_segments): If making shared
3017 library, put .interp section in PT_INTERP segment.
3019 2011-06-17 Ian Lance Taylor <iant@google.com>
3021 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
3022 when making a shared library.
3024 2011-06-17 Ian Lance Taylor <iant@google.com>
3026 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
3027 parameter. Change all callers. Don't issue warning about PC32
3028 against locally defined symbol.
3030 2011-06-16 Ian Lance Taylor <iant@google.com>
3032 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
3033 occurs in same object.
3035 2011-06-14 Alan Modra <amodra@gmail.com>
3037 * po/POTFILES.in: Regenerate.
3039 2011-06-09 Ian Lance Taylor <iant@google.com>
3041 * script-sections.cc
3042 (Orphan_output_section::set_section_addresses): For a relocatable
3043 link set address to 0.
3045 2011-06-09 Cary Coutant <ccoutant@google.com>
3048 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
3049 used with --compress-debug-sections.
3050 * gold/object.cc (Sized_relobj_file::do_layout): Report
3051 uncompressed size of compressed input sections.
3053 2011-06-08 Cary Coutant <ccoutant@google.com>
3056 * testsuite/two_file_test_2_v1.cc: Change initialization of
3057 v2 to keep it in .data.
3059 2011-06-07 Cary Coutant <ccoutant@google.com>
3061 * common.cc (Symbol_table::do_allocate_commons_list): Call
3063 * errors.cc (Errors::fatal): Adjust call to gold_exit.
3064 (Errors::fallback): New function.
3065 (gold_fallback): New function.
3066 * errors.h (Errors::fallback): New function.
3067 * gold.cc (gold_exit): Change status parameter to enum; adjust
3069 (queue_initial_tasks): Call gold_fallback.
3070 * gold.h: Include cstdlib.
3071 (Exit_status): New enum type.
3072 (gold_exit): Change status parameter to enum.
3073 (gold_fallback): New function.
3074 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
3075 (Layout::create_symtab_sections): Likewise.
3076 (Layout::create_shdrs): Likewise.
3077 * main.cc (main): Adjust call to gold_exit.
3078 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
3079 (Output_data_got::add_got_entry_pair): Likewise.
3080 (Output_section::add_input_section): Likewise.
3081 (Output_section::add_output_section_data): Likewise.
3082 (Output_segment::set_section_list_addresses): Likewise.
3083 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
3085 2011-06-07 Cary Coutant <ccoutant@google.com>
3087 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
3088 for incremental links.
3089 * output.cc (Output_segment::set_section_list_addresses): Remove
3090 FIXME and test for TLS or BSS.
3092 2011-06-07 Cary Coutant <ccoutant@google.com>
3094 * testsuite/Makefile.am: Add incremental_copy_test,
3095 incremental_common_test_1.
3096 * testsuite/Makefile.in: Regenerate.
3097 * testsuite/common_test_1_v1.c: New source file.
3098 * testsuite/common_test_1_v2.c: New source file.
3099 * testsuite/copy_test_v1.cc: New source file.
3101 2011-06-07 Cary Coutant <ccoutant@google.com>
3103 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
3104 update, allocate common from bss section's free list.
3105 * incremental-dump.cc (dump_incremental_inputs): Print flag for
3106 linker-defined symbols.
3107 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3108 Skip GOT and PLT entries that are no longer referenced.
3109 (Output_section_incremental_inputs::write_info_blocks): Mark
3110 linker-defined symbols.
3111 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
3112 * output.cc (Output_section::allocate): New function.
3113 * output.h (Output_section::allocate): New function.
3114 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
3115 linker-defined symbols.
3116 (Symbol::override_base_with_special): Copy is_predefined_ flag.
3117 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
3118 (Symbol::init_base_output_data): Likewise.
3119 (Symbol::init_base_output_segment): Likewise.
3120 (Symbol::init_base_constant): Likewise.
3121 (Sized_symbol::init_output_data): Likewise.
3122 (Sized_symbol::init_output_segment): Likewise.
3123 (Sized_symbol::init_constant): Likewise.
3124 (Symbol_table::do_define_in_output_data): Likewise.
3125 (Symbol_table::do_define_in_output_segment): Likewise.
3126 (Symbol_table::do_define_as_constant): Likewise.
3127 * symtab.h (Symbol::is_predefined): New function.
3128 (Symbol::init_base_output_data): Add is_predefined parameter.
3129 (Symbol::init_base_output_segment): Likewise.
3130 (Symbol::init_base_constant): Likewise.
3131 (Symbol::is_predefined_): New data member.
3132 (Sized_symbol::init_output_data): Add is_predefined parameter.
3133 (Sized_symbol::init_output_segment): Likewise.
3134 (Sized_symbol::init_constant): Likewise.
3135 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
3137 2011-06-07 Cary Coutant <ccoutant@google.com>
3139 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
3140 instead of emit_copy_reloc.
3141 (Copy_relocs::emit_copy_reloc): Refactor.
3142 (Copy_relocs::make_copy_reloc): New function.
3143 (Copy_relocs::add_copy_reloc): Remove.
3144 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
3146 (Copy_relocs::make_copy_reloc): New function.
3147 (Copy_relocs::add_copy_reloc): Remove.
3148 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
3149 unchanged input files.
3150 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
3151 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
3152 Reserve BSS space for COPY relocations.
3153 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3154 (Output_section_incremental_inputs::write_info_blocks): Record
3155 whether a symbol is copied from a shared object.
3156 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
3157 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
3158 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
3159 (Incremental_input_entry_reader::get_output_symbol_index): Add
3161 (Incremental_binary::emit_copy_relocs): New function.
3162 (Incremental_binary::do_emit_copy_relocs): New function.
3163 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3165 (Sized_incremental_binary::add_copy_reloc): New function.
3166 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3167 (Sized_incremental_binary::Copy_reloc): New struct.
3168 (Sized_incremental_binary::Copy_relocs): New typedef.
3169 (Sized_incremental_binary::copy_relocs_): New data member.
3170 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
3171 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
3172 * target.h (Sized_target::emit_copy_reloc): New function.
3173 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
3175 2011-06-02 Cary Coutant <ccoutant@google.com>
3178 * gold/archive.cc (Archive::Archive): Initialize new data member.
3179 (Archive::include_all_members): Return if archive has already been
3181 * gold/archive.h (Archive::include_all_members_): New data member.
3183 2011-06-02 Nick Clifton <nickc@redhat.com>
3185 * dynobj.h: Fix spelling mistake in comment.
3186 * output.cc: Likewise.
3188 2011-05-31 Doug Kwan <dougkwan@google.com>
3192 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
3193 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
3194 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
3195 redundant arm_exidx_test.so.
3196 * testsuite/Makefile.in: Regenerate.
3197 (check_SCRIPTS): Add pr12826.sh
3198 (check_DATA): Add pr12826.stdout
3199 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
3200 * testsuite/pr12826.sh: New file.
3201 * testsuite/pr12826_1.s: Ditto.
3202 * testsuite/pr12826_1.s: Ditto.
3204 2011-05-30 Ian Lance Taylor <iant@google.com>
3206 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
3209 2011-05-29 Ian Lance Taylor <iant@google.com>
3212 * testsuite/Makefile.am: Use different file name for two_file_test
3213 temporary file for each incremental test.
3214 * testsuite/Makefile.in: Rebuild.
3216 2011-05-29 Ian Lance Taylor <iant@google.com>
3218 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
3219 binary input file is empty.
3221 2011-05-27 Ian Lance Taylor <iant@google.com>
3223 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
3224 (ver_test_9.so): Likewise.
3225 * testsuite/Makefile.in: Rebuild.
3227 2011-05-26 Cary Coutant <ccoutant@google.com>
3229 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
3230 * incremental.cc (Incremental_inputs::report_input_section): Fix
3231 comment, indentation.
3232 (Incremental_inputs::report_comdat_group): New function.
3233 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3234 of data for incremental input file entry.
3235 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
3236 group count, COMDAT group signatures.
3237 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
3238 an unchanged input file.
3239 * incremental.h (Incremental_object_entry::Incremental_object_entry):
3240 Initialize new data member.
3241 (Incremental_object_entry::add_comdat_group): New function.
3242 (Incremental_object_entry::get_comdat_group_count): New function.
3243 (Incremental_object_entry::get_comdat_signature_key): New function.
3244 (Incremental_object_entry::groups_): New data member.
3245 (Incremental_inputs::report_comdat_group): New function.
3246 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
3247 data for incremental input file entry.
3248 (Incremental_input_entry_reader::get_comdat_group_count): New function.
3249 (Incremental_input_entry_reader::get_input_section): Adjust size of
3250 data for incremental input file entry.
3251 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
3252 (Incremental_input_entry_reader::get_comdat_group_signature): New
3254 * object.cc (Sized_relobj::include_section_group): Report kept
3255 COMDAT groups for incremental links.
3257 2011-05-24 David Meyer <pdox@google.com>
3259 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
3260 with name parameter. Add found_name parameter.
3261 * fileread.cc (Input_file::find_file): Adjust code accordingly.
3262 * dirsearch.h (class Dirsearch): Update declaration.
3264 2011-05-24 Ian Lance Taylor <iant@google.com>
3266 * archive.cc (Library_base::should_include_member): Pull in object
3267 from archive if it defines the entry symbol.
3268 * parameters.cc (Parameters::entry): New function.
3269 * parameters.h (class Parameters): Declare entry.
3270 * output.h (class Output_file_header): Remove entry_ field.
3271 * output.cc (Output_file_header::Output_file_header): Remove entry
3272 parameter. Change all callers.
3273 (Output_file_header::entry): Use parameters->entry.
3274 * gold.cc (queue_middle_tasks): Likewise.
3275 * plugin.cc (Plugin_hook::run): Likewise.
3277 2011-05-24 Cary Coutant <ccoutant@google.com>
3279 * gold.cc (queue_initial_tasks): Pass incremental base filename
3280 to Output_file::open_base_file; don't print error message.
3281 * incremental-dump.cc (main): Adjust call to
3282 Output_file::open_for_modification.
3283 * incremental-dump.cc (main): Likewise.
3284 * incremental.cc (Incremental_inputs::report_command_line):
3285 Ignore --incremental-base option when comparing command lines.
3286 Ignore parameter when given as separate argument.
3287 * options.h (class General_options): Add --incremental-base.
3288 * output.cc (Output_file::Output_file):
3289 (Output_file::open_base_file): Add base_name and writable parameters;
3290 read base file into new file; print error message here.
3291 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3293 * output.h (Output_file::open_for_modification): Rename to...
3294 (Output_file::open_base_file): ...this; add base_name and
3295 writable parameters; adjust all callers.
3296 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3298 * testsuite/Makefile.am (incremental_test_4): Test
3300 * testsuite/Makefile.in: Regenerate.
3302 2011-05-24 Cary Coutant <ccoutant@google.com>
3304 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
3306 * testsuite/Makefile.in: Regenerate.
3307 * testsuite/two_file_test_1_v1.cc: New test source file.
3308 * testsuite/two_file_test_1b_v1.cc: New test source file.
3309 * testsuite/two_file_test_2_v1.cc: New test source file.
3311 2011-05-24 Cary Coutant <ccoutant@google.com>
3313 * dynobj.h (Dynobj::do_dynobj): New function.
3314 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
3315 flag and soname for shared objects.
3316 * incremental.cc (Incremental_inputs::report_object): Make
3317 either Incremental_object_entry or Incremental_dynobj_entry; add
3318 soname to string table.
3319 (Incremental_inputs::report_input_section): Add assertion.
3320 (Output_section_incremental_inputs::set_final_data_size): Adjust
3321 type of input file entry for shared libraries; adjust size of
3322 shared library info entry.
3323 (Output_section_incremental_inputs::write_input_files): Write
3324 as_needed flag for shared libraries.
3325 (Output_section_incremental_inputs::write_info_blocks): Adjust type
3326 of input file entry for shared libraries; write soname.
3327 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
3328 soname from incremental info.
3329 * incremental.h (enum Incremental_input_flags): Add
3330 INCREMENTAL_INPUT_AS_NEEDED.
3331 (Incremental_input_entry::Incremental_input_entry): Initialize new
3333 (Incremental_input_entry::set_as_needed): New function.
3334 (Incremental_input_entry::as_needed): New function.
3335 (Incremental_input_entry::do_dynobj_entry): New function.
3336 (Incremental_input_entry::as_needed_): New data member.
3337 (Incremental_object_entry::Incremental_object_entry): Don't check
3339 (Incremental_object_entry::do_type): Likewise.
3340 (class Incremental_dynobj_entry): New class.
3341 (Incremental_input_entry_reader::as_needed): New function.
3342 (Incremental_input_entry_reader::get_soname): New function.
3343 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
3344 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
3345 size of shared library info entry.
3346 * layout.cc (Layout::finish_dynamic_section): Don't test for
3347 incremental link when adding DT_NEEDED entries.
3348 * object.h (Object::Object): Initialize new data member.
3349 (Object::dynobj): New function.
3350 (Object::set_as_needed): New function.
3351 (Object::as_needed): New function.
3352 (Object::do_dynobj): New function.
3353 (Object::as_needed_): New data member.
3355 2011-05-24 Cary Coutant <ccoutant@google.com>
3357 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
3358 info; adjust display of GOT entries.
3359 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3360 vector of input objects; remove file_status_.
3361 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
3362 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
3363 got_plt reader; call target hooks to reserve GOT entries.
3364 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3365 of input file info header and GOT info entry.
3366 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
3368 (Got_plt_view_info::got_descriptor): Remove.
3369 (Got_plt_view_info::sym_index): New data member.
3370 (Got_plt_view_info::input_index): New data member.
3371 (Local_got_offset_visitor::visit): Write input file index.
3372 (Global_got_offset_visitor::visit): Write 0 for input file index.
3373 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
3374 with sym_index and input_index.
3375 (Output_section_incremental_inputs::write_got_plt): Adjust size of
3376 incremental info GOT entry; replace got_descriptor with input_index.
3377 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
3378 map from input file index to object.
3379 (Sized_relobj_incr::do_layout): Replace direct data member reference
3380 with accessor function.
3381 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
3382 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
3383 Adjust size of input file info header.
3384 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
3385 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
3386 (Incremental_input_entry_reader::get_input_section): Adjust size of
3387 input file info header.
3388 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
3389 of incremental info GOT entry.
3390 (Incremental_got_plt_reader::get_got_desc): Remove.
3391 (Incremental_got_plt_reader::get_got_symndx): New function.
3392 (Incremental_got_plt_reader::get_got_input_index): New function.
3393 (Sized_incremental_binary::Sized_incremental_binary): Remove
3394 file_status_; add input_objects_.
3395 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
3396 (Sized_incremental_binary::set_file_is_unchanged): Remove.
3397 (Sized_incremental_binary::file_is_unchanged): Remove.
3398 (Sized_incremental_binary::set_input_object): New function.
3399 (Sized_incremental_binary::input_object): New function.
3400 (Sized_incremental_binary::file_status_): Remove.
3401 (Sized_incremental_binary::input_objects_): New data member.
3402 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
3404 (Sized_relobj_incr::invalid_address): Move to base class.
3405 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
3407 (Sized_relobj_incr::do_output_section_offset): Likewise.
3408 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
3409 (Sized_relobj_incr::section_offsets_): Likewise.
3410 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
3412 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
3413 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
3414 with accessor function.
3415 (Sized_relobj_file::do_layout): Likewise.
3416 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
3417 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
3418 (Sized_relobj_file::compute_final_local_value): Replace refs to
3419 section_offsets_ with accessor function.
3420 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
3421 * object.h (Relobj::Relobj): Initialize new data members.
3422 (Relobj::add_dyn_reloc): New function.
3423 (Relobj::first_dyn_reloc): New function.
3424 (Relobj::dyn_reloc_count): New function.
3425 (Relobj::first_dyn_reloc_): New data member.
3426 (Relobj::dyn_reloc_count_): New data member.
3427 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
3429 (Sized_relobj::Address): New typedef.
3430 (Sized_relobj::invalid_address): Move here from child class.
3431 (Sized_relobj::Sized_relobj): Initialize new data members.
3432 (Sized_relobj::sized_relobj): New function.
3433 (Sized_relobj::is_output_section_offset_invalid): Move here from
3435 (Sized_relobj::get_output_section_offset): Likewise.
3436 (Sized_relobj::local_has_got_offset): Likewise.
3437 (Sized_relobj::local_got_offset): Likewise.
3438 (Sized_relobj::set_local_got_offset): Likewise.
3439 (Sized_relobj::do_for_all_local_got_entries): Likewise.
3440 (Sized_relobj::clear_got_offsets): New function.
3441 (Sized_relobj::section_offsets): Move here from child class.
3442 (Sized_relobj::do_output_section_offset): Likewise.
3443 (Sized_relobj::do_set_section_offset): Likewise.
3444 (Sized_relobj::Local_got_offsets): Likewise.
3445 (Sized_relobj::local_got_offsets_): Likewise.
3446 (Sized_relobj::section_offsets_): Likewise.
3447 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
3449 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
3451 (Sized_relobj_file::sized_relobj): New function
3452 (Sized_relobj_file::local_has_got_offset): Move to base class.
3453 (Sized_relobj_file::local_got_offset): Likewise.
3454 (Sized_relobj_file::set_local_got_offset): Likewise.
3455 (Sized_relobj_file::get_output_section_offset): Likewise.
3456 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
3457 (Sized_relobj_file::do_output_section_offset): Likewise.
3458 (Sized_relobj_file::do_set_section_offset): Likewise.
3459 (Sized_relobj_file::Local_got_offsets): Likewise.
3460 (Sized_relobj_file::local_got_offsets_): Likewise.
3461 (Sized_relobj_file::section_offsets_): Likewise.
3462 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
3464 (set_needs_dynsym_index): Convert relobj to derived class pointer.
3465 (Output_reloc::get_symbol_index): Likewise.
3466 (Output_reloc::local_section_offset): Likewise.
3467 (Output_reloc::get_address): Likewise.
3468 (Output_reloc::symbol_value): Likewise.
3469 (Output_data_got::reserve_slot): Move to class definition.
3470 (Output_data_got::reserve_local): New function.
3471 (Output_data_got::reserve_slot_for_global): Remove.
3472 (Output_data_got::reserve_global): New function.
3473 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
3474 (all constructors, two instantiations).
3475 (Output_reloc::get_relobj): New function (two instantiations).
3476 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
3477 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
3478 (Output_data_reloc::add_global): Adjust type of relobj.
3479 (Output_data_reloc::add_global_relative): Likewise.
3480 (Output_data_reloc::add_symbolless_global_addend): Likewise.
3481 (Output_data_reloc::add_local): Likewise.
3482 (Output_data_reloc::add_local_relative): Likewise.
3483 (Output_data_reloc::add_symbolless_local_addend): Likewise.
3484 (Output_data_reloc::add_local_section): Likewise.
3485 (Output_data_reloc::add_output_section): Likewise.
3486 (Output_data_reloc::add_absolute): Likewise.
3487 (Output_data_reloc::add_target_specific): Likewise.
3488 (Output_data_got::reserve_slot): Move definition here.
3489 (Output_data_got::reserve_local): New function.
3490 (Output_data_got::reserve_global): New function.
3491 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
3492 section_offsets_ with accessor function.
3493 (Sized_relobj_file::write_sections): Likewise.
3494 (Sized_relobj_file::do_relocate_sections): Likewise.
3495 * target.h (Sized_target::reserve_local_got_entry): New function.
3496 (Sized_target::reserve_global_got_entry): New function.
3497 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
3498 (Target_x86_64::reserve_global_got_entry): New function.
3499 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
3501 2011-05-23 Cary Coutant <ccoutant@google.com>
3503 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
3504 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
3505 bit when checking got_type.
3506 * incremental.cc (Sized_incremental_binary::setup_readers):
3507 Store symbol table and string table locations; initialize bit vector
3508 of file status flags.
3509 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
3511 (Sized_incremental_binary::do_process_got_plt): New function.
3512 (Sized_incremental_binary::get_symtab_view): Use stored locations.
3513 (Output_section_incremental_inputs::set_final_data_size): Record
3514 file index for each input file.
3515 (Output_section_incremental_inputs::write_got_plt): Store file index
3516 instead of input entry offset for each GOT entry.
3518 (Incremental_input_entry::Incremental_input_entry): Initialize new
3520 (Incremental_input_entry::set_offset): Store file index.
3521 (Incremental_input_entry::get_file_index): New function.
3522 (Incremental_input_entry::file_index_): New data member.
3523 (Incremental_binary::process_got_plt): New function.
3524 (Incremental_binary::do_process_got_plt): New function.
3525 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3527 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
3528 (Sized_incremental_binary::set_file_is_unchanged): New function.
3529 (Sized_incremental_binary::file_is_unchanged): New function.
3530 (Sized_incremental_binary::do_process_got_plt): New function.
3531 (Sized_incremental_binary::file_status_): New data member.
3532 (Sized_incremental_binary::main_symtab_loc_): New data member.
3533 (Sized_incremental_binary::main_strtab_loc_): New data member.
3534 * output.cc (Output_data_got::Got_entry::write): Add case
3536 (Output_data_got::add_global): Call add_got_entry.
3537 (Output_data_got::add_global_plt): Likewise.
3538 (Output_data_got::add_global_with_rel): Likewise.
3539 (Output_data_got::add_global_with_rela): Likewise.
3540 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
3541 (Output_data_got::add_global_pair_with_rela): Likewise.
3542 (Output_data_got::add_local): Call add_got_entry.
3543 (Output_data_got::add_local_plt): Likewise.
3544 (Output_data_got::add_local_with_rel): Likewise.
3545 (Output_data_got::add_local_with_rela): Likewise.
3546 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
3547 (Output_data_got::add_local_pair_with_rela): Likewise.
3548 (Output_data_got::reserve_slot): New function.
3549 (Output_data_got::reserve_slot_for_global): New function.
3550 (Output_data_got::add_got_entry): New function.
3551 (Output_data_got::add_got_entry_pair): New function.
3552 (Output_section::add_output_section_data): Edit FIXME.
3554 (Output_section_data_build::Output_section_data_build): New
3555 constructor with size parameter.
3556 (Output_data_space::Output_data_space): Likewise.
3557 (Output_data_got::Output_data_got): Initialize new data member; new
3558 constructor with size parameter.
3559 (Output_data_got::add_constant): Call add_got_entry.
3560 (Output_data_got::reserve_slot): New function.
3561 (Output_data_got::reserve_slot_for_global): New function.
3562 (class Output_data_got::Got_entry): Add RESERVED_CODE.
3563 (Output_data_got::add_got_entry): New function.
3564 (Output_data_got::add_got_entry_pair): New function.
3565 (Output_data_got::free_list_): New data member.
3566 * target.h (Sized_target::init_got_plt_for_update): New function.
3567 (Sized_target::register_global_plt_entry): New function.
3568 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3569 Initialize new data member; call init; add constructor with PLT count.
3570 (Output_data_plt_x86_64::init): New function.
3571 (Output_data_plt_x86_64::add_relocation): New function.
3572 (Output_data_plt_x86_64::reserve_slot): New function.
3573 (Output_data_plt_x86_64::free_list_): New data member.
3574 (Target_x86_64::init_got_plt_for_update): New function.
3575 (Target_x86_64::register_global_plt_entry): New function.
3576 (Output_data_plt_x86_64::add_entry): Allocate from free list for
3577 incremental updates.
3578 (Output_data_plt_x86_64::add_relocation): New function.
3579 * testsuite/object_unittest.cc (Object_test): Set default options.
3581 2011-05-16 Ian Lance Taylor <iant@google.com>
3583 * options.h (class General_options): Make -i a synonym for -r.
3585 2011-05-16 Ian Lance Taylor <iant@google.com>
3587 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
3589 2011-05-10 Cary Coutant <ccoutant@google.com>
3591 * object.cc (Sized_relobj::do_count_local_symbols): Check for
3594 2011-05-06 Ian Lance Taylor <iant@google.com>
3596 * layout.cc (Layout::layout): If the output section flags change,
3597 update the ordering.
3599 2011-04-25 Cary Coutant <ccoutant@google.com>
3601 * incremental-dump.cc (dump_incremental_inputs): Print local
3602 symbol info for each input file.
3604 (Output_section_incremental_inputs::set_final_data_size): Add local
3605 symbol info to input file entries in incremental info.
3606 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3607 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
3608 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
3609 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
3611 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
3612 (Sized_incr_relobj::do_relocate): Write the local symbols.
3613 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
3614 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
3615 Adjust size of input file header.
3616 (Incremental_inputs_reader::get_local_symbol_offset): New function.
3617 (Incremental_inputs_reader::get_local_symbol_count): New function.
3618 (Incremental_inputs_reader::get_input_section): Adjust size of input
3620 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
3621 (Sized_incr_relobj::This): New typedef.
3622 (Sized_incr_relobj::sym_size): New const data member.
3623 (Sized_incr_relobj::Local_symbol): New struct.
3624 (Sized_incr_relobj::do_output_local_symbol_count): New function.
3625 (Sized_incr_relobj::do_local_symbol_offset): New function.
3626 (Sized_incr_relobj::local_symbol_count_): New data member.
3627 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
3628 (Sized_incr_relobj::local_symbol_index_): New data member.
3629 (Sized_incr_relobj::local_symbol_offset_): New data member.
3630 (Sized_incr_relobj::local_dynsym_offset_): New data member.
3631 (Sized_incr_relobj::local_symbols_): New data member.
3632 * object.h (Relobj::output_local_symbol_count): New function.
3633 (Relobj::local_symbol_offset): New function.
3634 (Relobj::do_output_local_symbol_count): New function.
3635 (Relobj::do_local_symbol_offset): New function.
3636 (Sized_relobj::do_output_local_symbol_count): New function.
3637 (Sized_relobj::do_local_symbol_offset): New function.
3639 2011-04-22 Vladimir Simonov <sv@sw.ru>
3641 * descriptors.cc (set_close_on_exec): New function.
3642 (Descriptors::open): Use set_close_on_exec.
3643 * output.cc (S_ISLNK): Define if not defined.
3645 2011-04-22 Cary Coutant <ccoutant@google.com>
3647 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3649 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3650 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
3651 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
3653 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
3654 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
3655 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
3657 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
3659 (Incremental_binary::apply_incremental_relocs): New function.
3660 (Incremental_binary::do_apply_incremental_relocs): New function.
3661 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3663 (Sized_incremental_binary::add_global_symbol): New function.
3664 (Sized_incremental_binary::global_symbol): New function.
3665 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3666 (Sized_incremental_binary::symbol_map_): New data member.
3667 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
3668 * target.h (Sized_target::apply_relocation): New function.
3669 * target-reloc.h (apply_relocation): New function.
3670 * x86_64.cc (Target_x86_64::apply_relocation): New function.
3672 2011-04-22 Doug Kwan <dougkwan@google.com>
3674 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
3675 flag of a SHT_ARM_EXIDX section.
3676 * testsuite/Makefile.am (arm_exidx_test): New test rules.
3677 * testsuite/Makefile.in: Regenerate.
3678 * testsuite/arm_exidx_test.s: New file.
3679 * testsuite/arm_exidx_test.sh: Same.
3681 2011-04-20 Cary Coutant <ccoutant@google.com>
3684 * archive.h (Incremental_archive_entry::Archive_member):
3685 Initialize arg_serial_ (second constructor).
3687 2011-04-17 Ian Lance Taylor <iant@google.com>
3689 * object.cc (Relocate_info::location): Simplify location string.
3690 * errors.cc (Errors::error_at_location): Don't print program
3692 (Errors::warning_at_location): Likewise.
3693 (Errors::undefined_symbol): Likewise.
3694 * testsuite/debug_msg.sh: Update accordingly.
3696 2011-04-14 Cary Coutant <ccoutant@google.com>
3698 * gold/layout.cc (Layout::symtab_section_offset): New function.
3699 * gold/layout.h (Layout::symtab_section_offset): New function.
3700 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
3702 2011-04-12 Ian Lance Taylor <iant@google.com>
3704 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
3705 with MREMAP_MAYMOVE.
3706 * output.h (class Output_file): Add map_is_allocated_ field.
3707 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
3708 not available, provide stubs. If mremap is not available, #define
3710 (MREMAP_MAYMOVE): Define if not defined.
3711 (Output_file::Output_file): Initialize map_is_allocated_.
3712 (Output_file::resize): Check map_is_allocated_.
3713 (Output_file::map_anonymous): If mmap fails, use malloc.
3714 (Output_file::unmap): Don't do anything for an anonymous map.
3715 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
3716 is not available, provide stubs.
3717 (File_read::View::~View): Use free rather than delete[].
3718 (File_read::make_view): Use malloc rather than new[]. If mmap
3720 (File_read::find_or_make_view): Use malloc rather than new[].
3721 * gold.h: Remove HAVE_REMAP code.
3722 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
3723 exists. Rename mremap to gold_mremap. If mmap is not available
3725 * configure, config.in: Rebuild.
3727 2011-04-11 Ian Lance Taylor <iant@google.com>
3729 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
3730 initialize local variable v.
3732 2011-04-11 Cary Coutant <ccoutant@google.com>
3734 * archive.cc (Archive::include_member): Adjust call to
3736 (Add_archive_symbols::run): Track argument serial numbers.
3737 (Lib_group::include_member): Likewise.
3738 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
3739 * archive.h (Incremental_archive_entry::Archive_member):
3740 Initialize arg_serial_.
3741 (Archive_member::arg_serial_): New data member.
3742 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
3743 (Sized_dynobj::do_add_symbols): Track symbols when doing an
3745 (Sized_dynobj::do_for_all_local_got_entries): New function.
3746 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
3748 * fileread.cc (get_mtime): New function.
3749 * fileread.h (get_mtime): New function.
3750 * gold.cc (queue_initial_tasks): Check for incremental update.
3751 (process_incremental_input): New function.
3752 (queue_middle_tasks): Don't force valid target for incremental
3754 * incremental-dump.cc (find_input_containing_global): Adjust
3755 size of symbol info entry.
3756 (dump_incremental_inputs): Dump argument serial number and
3757 in_system_directory flag; bias shndx by 1; print symbol names
3758 when dumping per-file symbol lists; use new symbol info readers.
3760 (Output_section_incremental_inputs:update_data_size): New function.
3761 (Sized_incremental_binary::setup_readers): Setup input readers
3762 for each input file; build maps for files added from libraries
3764 (Sized_incremental_binary::check_input_args): New function.
3765 (Sized_incremental_binary::do_check_inputs): Build map of argument
3766 serial numbers to input arguments.
3767 (Sized_incremental_binary::do_file_has_changed): Rename
3768 do_file_is_unchanged to this; compare file modification times.
3769 (Sized_incremental_binary::do_init_layout): New function.
3770 (Sized_incremental_binary::do_reserve_layout): New function.
3771 (Sized_incremental_binary::do_get_input_reader): Remove.
3772 (Sized_incremental_binary::get_symtab_view): New function.
3773 (Incremental_checker::can_incrementally_link_output_file): Remove.
3774 (Incremental_inputs::report_command_line): Exclude --debug options.
3775 (Incremental_inputs::report_archive_begin): Add parameter; track
3776 argument serial numbers; don't put input file entry for archive
3777 before archive members.
3778 (Incremental_inputs::report_archive_end): Put input file entry
3779 for archive after archive members.
3780 (Incremental_inputs::report_object): Add parameter; track argument
3781 serial numbers and in_system_directory flag.
3782 (Incremental_inputs::report_script): Add parameter; track argument
3784 (Output_section_incremental_inputs::set_final_data_size): Adjust
3785 size of symbol info entry; check for forwarding symbols.
3786 (Output_section_incremental_inputs::write_input_files): Write
3787 in_system_directory flag and argument serial number.
3788 (Output_section_incremental_inputs::write_info_blocks): Map section
3789 indices between incremental info and original input file; store
3790 input section index for each symbol.
3791 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3792 change operator() to visit().
3793 (class Global_got_offset_visitor): Likewise.
3794 (class Global_symbol_visitor_got_plt):
3795 (Output_section_incremental_inputs::write_got_plt): Use new visitor
3797 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3798 (Sized_incr_relobj::do_read_symbols): New function.
3799 (Sized_incr_relobj::do_layout): New function.
3800 (Sized_incr_relobj::do_layout_deferred_sections): New function.
3801 (Sized_incr_relobj::do_add_symbols): New function.
3802 (Sized_incr_relobj::do_should_include_member): New function.
3803 (Sized_incr_relobj::do_for_all_global_symbols): New function.
3804 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3805 (Sized_incr_relobj::do_section_size): New function.
3806 (Sized_incr_relobj::do_section_name): New function.
3807 (Sized_incr_relobj::do_section_contents): New function.
3808 (Sized_incr_relobj::do_section_flags): New function.
3809 (Sized_incr_relobj::do_section_entsize): New function.
3810 (Sized_incr_relobj::do_section_address): New function.
3811 (Sized_incr_relobj::do_section_type): New function.
3812 (Sized_incr_relobj::do_section_link): New function.
3813 (Sized_incr_relobj::do_section_info): New function.
3814 (Sized_incr_relobj::do_section_addralign): New function.
3815 (Sized_incr_relobj::do_initialize_xindex): New function.
3816 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3817 (Sized_incr_relobj::do_read_relocs): New function.
3818 (Sized_incr_relobj::do_gc_process_relocs): New function.
3819 (Sized_incr_relobj::do_scan_relocs): New function.
3820 (Sized_incr_relobj::do_count_local_symbols): New function.
3821 (Sized_incr_relobj::do_finalize_local_symbols): New function.
3822 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
3823 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
3824 (Sized_incr_relobj::do_relocate): New function.
3825 (Sized_incr_relobj::do_set_section_offset): New function.
3826 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
3827 (Sized_incr_dynobj::do_read_symbols): New function.
3828 (Sized_incr_dynobj::do_layout): New function.
3829 (Sized_incr_dynobj::do_add_symbols): New function.
3830 (Sized_incr_dynobj::do_should_include_member): New function.
3831 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
3832 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
3833 (Sized_incr_dynobj::do_section_size): New function.
3834 (Sized_incr_dynobj::do_section_name): New function.
3835 (Sized_incr_dynobj::do_section_contents): New function.
3836 (Sized_incr_dynobj::do_section_flags): New function.
3837 (Sized_incr_dynobj::do_section_entsize): New function.
3838 (Sized_incr_dynobj::do_section_address): New function.
3839 (Sized_incr_dynobj::do_section_type): New function.
3840 (Sized_incr_dynobj::do_section_link): New function.
3841 (Sized_incr_dynobj::do_section_info): New function.
3842 (Sized_incr_dynobj::do_section_addralign): New function.
3843 (Sized_incr_dynobj::do_initialize_xindex): New function.
3844 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
3845 (make_sized_incremental_object): New function.
3846 (Incremental_library::copy_unused_symbols): New function.
3847 (Incremental_library::do_for_all_unused_symbols): New function.
3848 * incremental.h (enum Incremental_input_flags): New type.
3849 (class Incremental_checker): Remove.
3850 (Incremental_input_entry::Incremental_input_entry): Add argument
3852 (Incremental_input_entry::arg_serial): New function.
3853 (Incremental_input_entry::set_is_in_system_directory): New function.
3854 (Incremental_input_entry::is_in_system_directory): New function.
3855 (Incremental_input_entry::arg_serial_): New data member.
3856 (Incremental_input_entry::is_in_system_directory_): New data member.
3857 (class Script_info): Move here from script.h.
3858 (Script_info::Script_info): Add filename parameter.
3859 (Script_info::filename): New function.
3860 (Script_info::filename_): New data member.
3861 (Incremental_script_entry::Incremental_script_entry): Add argument
3863 (Incremental_object_entry::Incremental_object_entry): Likewise.
3864 (Incremental_object_entry::add_input_section): Build list of input
3865 sections with map to original shndx.
3866 (Incremental_object_entry::get_input_section_index): New function.
3867 (Incremental_object_entry::shndx_): New data member.
3868 (Incremental_object_entry::name_key_): Rename; adjust all refs.
3869 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
3870 (Incremental_archive_entry::Incremental_archive_entry): Add argument
3872 (Incremental_inputs::report_archive_begin): Likewise.
3873 (Incremental_inputs::report_object): Likewise.
3874 (Incremental_inputs::report_script): Likewise.
3875 (class Incremental_global_symbol_reader): New class.
3876 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
3877 and store flags and input file type.
3878 (Incremental_input_entry_reader::arg_serial): New function.
3879 (Incremental_input_entry_reader::type): Extract type from flags.
3880 (Incremental_input_entry_reader::is_in_system_directory): New function.
3881 (Incremental_input_entry_reader::get_input_section_count): Call
3882 accessor function for type.
3883 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
3884 function for type; adjust size of global symbol entry.
3885 (Incremental_input_entry_reader::get_global_symbol_count): Call
3886 accessor function for type.
3887 (Incremental_input_entry_reader::get_object_count): Likewise.
3888 (Incremental_input_entry_reader::get_object_offset): Likewise.
3889 (Incremental_input_entry_reader::get_member_count): Likewise.
3890 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
3891 (Incremental_input_entry_reader::get_member_offset): Likewise.
3892 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
3893 (Incremental_input_entry_reader::Global_symbol_info): Remove.
3894 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
3895 (Incremental_input_entry_reader::get_global_symbol_reader): New
3897 (Incremental_input_entry_reader::get_output_symbol_index): New
3899 (Incremental_input_entry_reader::type_): Remove.
3900 (Incremental_input_entry_reader::flags_): New data member.
3901 (Incremental_inputs_reader::input_file_offset): New function.
3902 (Incremental_inputs_reader::input_file_index): New function.
3903 (Incremental_inputs_reader::input_file): Call input_file_offset.
3904 (Incremental_inputs_reader::input_file_at_offset): New function.
3905 (Incremental_relocs_reader::get_r_type): Reformat.
3906 (Incremental_relocs_reader::get_r_shndx): Reformat.
3907 (Incremental_relocs_reader::get_r_offset): Reformat.
3908 (Incremental_relocs_reader::data): New function.
3909 (Incremental_binary::Incremental_binary): Initialize new data members.
3910 (Incremental_binary::check_inputs): Add cmdline parameter.
3911 (Incremental_binary::file_is_unchanged): Remove.
3912 (Input_reader::arg_serial): New function.
3913 (Input_reader::get_unused_symbol_count): New function.
3914 (Input_reader::get_unused_symbol): New function.
3915 (Input_reader::do_arg_serial): New function.
3916 (Input_reader::do_get_unused_symbol_count): New function.
3917 (Input_reader::do_get_unused_symbol): New function.
3918 (Incremental_binary::input_file_count): New function.
3919 (Incremental_binary::get_input_reader): Change signature to use
3920 index instead of filename.
3921 (Incremental_binary::file_has_changed): New function.
3922 (Incremental_binary::get_input_argument): New function.
3923 (Incremental_binary::get_library): New function.
3924 (Incremental_binary::get_script_info): New function.
3925 (Incremental_binary::init_layout): New function.
3926 (Incremental_binary::reserve_layout): New function.
3927 (Incremental_binary::output_file): New function.
3928 (Incremental_binary::do_check_inputs): New function.
3929 (Incremental_binary::do_file_is_unchanged): Remove.
3930 (Incremental_binary::do_file_has_changed): New function.
3931 (Incremental_binary::do_init_layout): New function.
3932 (Incremental_binary::do_reserve_layout): New function.
3933 (Incremental_binary::do_input_file_count): New function.
3934 (Incremental_binary::do_get_input_reader): Change signature.
3935 (Incremental_binary::input_args_map_): New data member.
3936 (Incremental_binary::library_map_): New data member.
3937 (Incremental_binary::script_map_): New data member.
3938 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3940 (Sized_incremental_binary::output_section): New function.
3941 (Sized_incremental_binary::inputs_reader): Add const.
3942 (Sized_incremental_binary::symtab_reader): Add const.
3943 (Sized_incremental_binary::relocs_reader): Add const.
3944 (Sized_incremental_binary::got_plt_reader): Add const.
3945 (Sized_incremental_binary::get_symtab_view): New function.
3946 (Sized_incremental_binary::Inputs_reader): New typedef.
3947 (Sized_incremental_binary::Input_entry_reader): New typedef.
3948 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
3949 (Sized_incremental_binary::do_file_is_unchanged): Remove.
3950 (Sized_incremental_binary::do_file_has_changed): New function.
3951 (Sized_incremental_binary::do_init_layout): New function.
3952 (Sized_incremental_binary::do_reserve_layout): New function.
3953 (Sized_input_reader::Inputs_reader): Remove.
3954 (Sized_input_reader::Input_entry_reader): Remove.
3955 (Sized_input_reader::do_arg_serial): New function.
3956 (Sized_input_reader::do_get_unused_symbol_count): New function.
3957 (Sized_input_reader::do_get_unused_symbol): New function.
3958 (Sized_incremental_binary::do_input_file_count): New function.
3959 (Sized_incremental_binary::do_get_input_reader): Change signature;
3960 use index instead of filename.
3961 (Sized_incremental_binary::section_map_): New data member.
3962 (Sized_incremental_binary::input_entry_readers_): New data member.
3963 (class Sized_incr_relobj): New class.
3964 (class Sized_incr_dynobj): New class.
3965 (make_sized_incremental_object): New function.
3966 (class Incremental_library): New class.
3967 * layout.cc (Free_list::num_lists): New static data member.
3968 (Free_list::num_nodes): New static data member.
3969 (Free_list::num_removes): New static data member.
3970 (Free_list::num_remove_visits): New static data member.
3971 (Free_list::num_allocates): New static data member.
3972 (Free_list::num_allocate_visits): New static data member.
3973 (Free_list::init): New function.
3974 (Free_list::remove): New function.
3975 (Free_list::allocate): New function.
3976 (Free_list::dump): New function.
3977 (Free_list::print_stats): New function.
3978 (Layout_task_runner::run): Resize output file for incremental updates.
3979 (Layout::Layout): Initialize new data members.
3980 (Layout::set_incremental_base): New function.
3981 (Layout::init_fixed_output_section): New function.
3982 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3983 incremental updates.
3984 (Layout::create_gold_note): Do not create gold note section for
3985 incremental updates.
3986 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3987 for incremental updates.
3988 (Layout::set_section_offsets): For incremental updates, allocate space
3990 (Layout::create_symtab_sections): Layout with offsets relative to
3991 start of section; for incremental updates, allocate space from free
3993 (Layout::create_shdrs): For incremental updates, allocate space from
3995 (Layout::finish_dynamic_section): For incremental updates, do not
3996 check --as-needed (fixed in subsequent patch).
3997 * layout.h (class Free_list): New class.
3998 (Layout::set_incremental_base): New function.
3999 (Layout::incremental_base): New function.
4000 (Layout::init_fixed_output_section): New function.
4001 (Layout::allocate): New function.
4002 (Layout::incremental_base_): New data member.
4003 (Layout::free_list_): New data member.
4004 * main.cc (main): Print Free_list statistics.
4005 * object.cc (Relobj::finalize_incremental_relocs): Add
4006 clear_counts parameter; clear counts only when clear_counts is set.
4007 (Sized_relobj::Sized_relobj): Initialize new base class.
4008 (Sized_relobj::do_layout): Don't report special sections.
4009 (Sized_relobj::do_for_all_local_got_entries): New function.
4010 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
4011 symtab_off to all symbol table offsets.
4012 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
4013 * object.h (class Got_offset_list): Move to top of file.
4014 (Object::Object): Allow case where input_file == NULL.
4015 (Object::~Object): Likewise.
4016 (Object::input_file): Assert that input_file != NULL.
4017 (Object::lock): Allow case where input_file == NULL.
4018 (Object::unlock): Likewise.
4019 (Object::is_locked): Likewise.
4020 (Object::token): Likewise.
4021 (Object::release): Likewise.
4022 (Object::is_incremental): New function.
4023 (Object::get_mtime): New function.
4024 (Object::for_all_local_got_entries): New function.
4025 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
4026 (Object::set_is_in_system_directory): New function.
4027 (Object::is_in_system_directory): New function.
4028 (Object::do_is_incremental): New function.
4029 (Object::do_get_mtime): New function.
4030 (Object::do_for_all_local_got_entries): New function.
4031 (Object::is_in_system_directory_): New data member.
4032 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
4033 (class Sized_relobj_base): New class.
4034 (class Sized_relobj): Derive from Sized_relobj_base.
4035 (class Sized_relobj::Symbols): Redeclare from base class.
4036 (class Sized_relobj::local_got_offset_list): Remove.
4037 (class Sized_relobj::Output_sections): Redeclare from base class.
4038 (class Sized_relobj::do_for_all_local_got_entries): New function.
4039 (class Sized_relobj::write_local_symbols): Add offset parameter.
4040 (class Sized_relobj::local_symbol_offset_): Update comment.
4041 (class Sized_relobj::local_dynsym_offset_): Update comment.
4042 * options.cc (Input_arguments::add_file): Remove const.
4043 * options.h (Input_file_argument::Input_file_argument):
4044 Initialize arg_serial_ (all constructors).
4045 (Input_file_argument::set_arg_serial): New function.
4046 (Input_file_argument::arg_serial): New function.
4047 (Input_file_argument::arg_serial_): New data member.
4048 (Input_arguments::Input_arguments): Initialize file_count_.
4049 (Input_arguments::add_file): Remove const.
4050 (Input_arguments::number_of_input_files): New function.
4051 (Input_arguments::file_count_): New data member.
4052 (Command_line::number_of_input_files): Call
4053 Input_arguments::number_of_input_files.
4054 * output.cc (Output_segment_headers::Output_segment_headers):
4056 (Output_section::Input_section::current_data_size): New function.
4057 (Output_section::Output_section): Initialize new data members.
4058 (Output_section::add_input_section): Don't do merge sections for
4059 an incremental link; allocate space from free list for an
4061 (Output_section::add_output_section_data): Allocate space from
4062 free list for an incremental update.
4063 (Output_section::update_data_size): New function.
4064 (Output_section::set_fixed_layout): New function.
4065 (Output_section::reserve): New function.
4066 (Output_segment::set_section_addresses): Remove const.
4067 (Output_segment::set_section_list_addresses): Remove const; allocate
4068 space from free list for an incremental update.
4069 (Output_segment::set_offset): Adjust size of RELRO segment for an
4071 * output.h (Output_data::current_data_size): Move here from
4073 (Output_data::pre_finalize_data_size): New function.
4074 (Output_data::update_data_size): New function.
4075 (Output_section_headers::update_data_size): new function.
4076 (Output_section_data_build::current_data_size): Move to Output_data.
4077 (Output_data_strtab::update_data_size): New function.
4078 (Output_section::current_data_size): Move to Output_data.
4079 (Output_section::set_fixed_layout): New function.
4080 (Output_section::has_fixed_layout): New function.
4081 (Output_section::reserve): New function.
4082 (Output_section::update_data_size): New function.
4083 (Output_section::has_fixed_layout_): New data member.
4084 (Output_section::free_list_): New data member.
4085 (Output_segment::set_section_addresses): Remove const.
4086 (Output_segment::set_section_list_addresses): Remove const.
4087 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
4089 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
4091 * readsyms.cc (Read_symbols::do_read_symbols): Add library
4092 parameter when calling Add_symbols constructor; store argument
4093 serial number for members of a lib group.
4094 (Add_symbols::locks): Allow case where token == NULL.
4095 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
4096 (Read_member::~Read_member): New function.
4097 (Read_member::is_runnable): New function.
4098 (Read_member::locks): New function.
4099 (Read_member::run): New function.
4100 (Check_script::~Check_script): New function.
4101 (Check_script::is_runnable): New function.
4102 (Check_script::locks): New function.
4103 (Check_script::run): New function.
4104 (Check_library::~Check_library): New function.
4105 (Check_library::is_runnable): New function.
4106 (Check_library::locks): New function.
4107 (Check_library::run): New function.
4108 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
4109 (Add_symbols::library_): New data member.
4110 (class Read_member): New class.
4111 (class Check_script): New class.
4112 (class Check_library): New class.
4113 * reloc.cc (Read_relocs::is_runnable): Allow case where
4115 (Read_relocs::locks): Likewise.
4116 (Scan_relocs::locks): Likewise.
4117 (Relocate_task::locks): Likewise.
4118 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
4120 (Sized_relobj::incremental_relocs_scan): Fix comment.
4121 (Sized_relobj::do_relocate): Pass output file offset to
4122 write_local_symbols.
4123 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
4124 from class declaration.
4125 * script.cc (read_input_script): Allocate Script_info; pass
4126 argument serial number to report_script.
4127 * script.h (class Script_info): Move to incremental.h.
4128 * symtab.cc (Symbol_table::add_from_incrobj): New function.
4129 * symtab.h (Symbol_table::add_from_incrobj): New function.
4130 (Symbol_table::set_file_offset): New function.
4132 2011-04-05 Cary Coutant <ccoutant@google.com>
4134 * incremental-dump.cc (dump_incremental_inputs): Change signature
4135 to take a Sized_incremental_binary; change caller. Use readers
4136 in Sized_incremental_binary.
4138 (Sized_incremental_binary::find_incremental_inputs_sections):
4139 Rename do_find_incremental_inputs_sections to this.
4140 (Sized_incremental_binary::setup_readers): New function.
4141 (Sized_incremental_binary::do_check_inputs): Check
4142 has_incremental_info_ flag; move setup code to setup_readers;
4144 (Sized_incremental_binary::do_file_is_unchanged): New function.
4145 (Sized_incremental_binary::do_get_input_reader): New function.
4146 * incremental.h (class Incremental_binary): Move to end of file.
4147 (Incremental_binary::file_is_unchanged): New function.
4148 (Incremental_binary::do_file_is_unchanged): New function.
4149 (Incremental_binary::Input_reader): New class.
4150 (Incremental_binary::get_input_reader): New function.
4151 (class Sized_incremental_binary): Move to end of file.
4152 (Sized_incremental_binary::Sized_incremental_binary): Setup the
4153 input section reader classes.
4154 (Sized_incremental_binary::has_incremental_info): New function.
4155 (Sized_incremental_binary::inputs_reader): New function.
4156 (Sized_incremental_binary::symtab_reader): New function.
4157 (Sized_incremental_binary::relocs_reader): New function.
4158 (Sized_incremental_binary::got_plt_reader): New function.
4159 (Sized_incremental_binary::do_file_is_unchanged): New function.
4160 (Sized_incremental_binary::Sized_input_reader): New class.
4161 (Sized_incremental_binary::get_input_reader): New function.
4162 (Sized_incremental_binary::find_incremental_inputs_sections):
4163 Rename do_find_incremental_inputs_sections to this.
4164 (Sized_incremental_binary::setup_readers): New function.
4165 (Sized_incremental_binary::has_incremental_info_): New data member.
4166 (Sized_incremental_binary::inputs_reader_): New data member.
4167 (Sized_incremental_binary::symtab_reader_): New data member.
4168 (Sized_incremental_binary::relocs_reader_): New data member.
4169 (Sized_incremental_binary::got_plt_reader_): New data member.
4170 (Sized_incremental_binary::current_input_file_): New data member.
4172 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
4175 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
4178 2011-03-30 Cary Coutant <ccoutant@google.com>
4180 * archive.cc (Archive::include_member): Adjust call to report_object.
4181 (Add_archive_symbols::run): Add script_info to call to
4182 report_archive_begin.
4183 (Lib_group::include_member): Adjust call to report_object.
4184 (Add_lib_group_symbols::run): Adjust call to report_object.
4185 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
4186 blocks. Add object count for script input files.
4187 * incremental.cc (Incremental_inputs::report_archive_begin): Add
4188 script_info parameter; change all callers.
4189 (Incremental_inputs::report_object): Add script_info parameter;
4191 (Incremental_inputs::report_script): Store backpointer to
4192 incremental info entry.
4193 (Output_section_incremental_inputs::set_final_data_size): Record
4194 additional information for scripts.
4195 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4196 * incremental.h (Incremental_script_entry::add_object): New function.
4197 (Incremental_script_entry::get_object_count): New function.
4198 (Incremental_script_entry::get_object): New function.
4199 (Incremental_script_entry::objects_): New data member; adjust
4201 (Incremental_inputs::report_archive_begin): Add script_info parameter.
4202 (Incremental_inputs::report_object): Add script_info parameter.
4203 (Incremental_inputs_reader::get_object_count): New function.
4204 (Incremental_inputs_reader::get_object_offset): New function.
4205 * options.cc (Input_arguments::add_file): Return reference to
4207 * options.h (Input_argument::set_script_info): New function.
4208 (Input_argument::script_info): New function.
4209 (Input_argument::script_info_): New data member; adjust all
4211 (Input_file_group::add_file): Return reference to new input argument.
4212 (Input_file_lib::add_file): Likewise.
4213 (Input_arguments::add_file): Likewise.
4214 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
4215 * script.cc (Parser_closure::Parser_closure): Add script_info
4216 parameter; adjust all callers.
4217 (Parser_closure::script_info): New function.
4218 (Parser_closure::script_info_): New data member.
4219 (read_input_script): Report scripts earlier to incremental info.
4220 (script_add_file): Set script_info in Input_argument.
4221 (script_add_library): Likewise.
4222 * script.h (Script_options::Script_info): Rewrite class.
4224 2011-03-29 Cary Coutant <ccoutant@google.com>
4226 * archive.cc (Library_base::should_include_member): Move
4227 method here from class Archive.
4228 (Archive::Archive): Initialize base class.
4229 (Archive::should_include_member): Move to base class.
4230 (Archive::do_for_all_unused_symbols): New function.
4231 (Add_archive_symbols::run): Remove redundant access to
4233 (Lib_group::Lib_group): Initialize base class.
4234 (Lib_group::do_filename): New function.
4235 (Lib_group::include_member): Pass pointer to Lib_group to
4237 (Lib_group::do_for_all_unused_symbols): New function.
4238 (Add_lib_group_symbols::run): Report archive information for
4240 * archive.h (class Library_base): New base class.
4241 (class Archive): Derive from Library_base.
4242 (Archive::filename): Move to base class.
4243 (Archive::set_incremental_info): Likewise.
4244 (Archive::incremental_info): Likewise.
4245 (Archive::Should_include): Likewise.
4246 (Archive::should_include_member): Likewise.
4247 (Archive::Armap_entry): Remove.
4248 (Archive::Unused_symbol_iterator): Remove.
4249 (Archive::unused_symbols_begin): Remove.
4250 (Archive::unused_symbols_end): Remove.
4251 (Archive::do_filename): New function.
4252 (Archive::do_get_mtime): New function.
4253 (Archive::do_for_all_unused_symbols): New function.
4254 (Archive::task_): Move to base class.
4255 (Archive::incremental_info_): Likewise.
4256 (class Lib_group): Derive from Library_base.
4257 (Lib_group::do_filename): New function.
4258 (Lib_group::do_get_mtime): New function.
4259 (Lib_group::do_for_all_unused_symbols): New function.
4260 (Lib_group::task_): Move to base class.
4261 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
4263 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
4265 * incremental.cc (Incremental_inputs::report_archive_begin):
4266 Use Library_base; call library's get_mtime; add incremental inputs
4267 entry before members.
4268 (class Unused_symbol_visitor): New class.
4269 (Incremental_inputs::report_archive_end): Use Library_base; use
4270 visitor class to record unused symbols; don't add incremental inputs
4271 entry after members.
4272 (Incremental_inputs::report_object): Use Library_base.
4274 (Incremental_archive_entry::Incremental_archive_entry): Remove
4275 unused Archive parameter.
4276 (Incremental_inputs::report_archive_begin): Use Library_base.
4277 (Incremental_inputs::report_archive_end): Likewise.
4278 (Incremental_inputs::report_object): Likewise.
4279 * object.cc (Sized_relobj::do_for_all_global_symbols): New
4281 * object.h (Object::for_all_global_symbols): New function.
4282 (Object::do_for_all_global_symbols): New function.
4283 (Sized_relobj::do_for_all_global_symbols): New function.
4284 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
4286 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
4289 2011-03-27 Ian Lance Taylor <iant@google.com>
4291 * archive.cc (Archive::interpret_header): Return -1 if something
4292 goes wrong. Change callers accordingly.
4294 2011-03-25 Cary Coutant <ccoutant@google.com>
4296 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
4297 * testsuite/Makefile.in: Regenerate.
4299 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
4301 * plugin.cc (get_view): New.
4302 (Plugin::load): Pass get_view to the plugin.
4303 (Plugin_manager::get_view): New.
4305 2011-03-21 Ian Lance Taylor <iant@google.com>
4307 * testsuite/final_layout.sh: Rewrite to not use dc.
4308 * testsuite/relro_test.sh: Fail if dc is not present.
4310 2011-03-21 Sriraman Tallam <tmsriram@google.com>
4312 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
4314 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
4315 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
4317 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
4318 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
4320 2011-03-14 Ian Lance Taylor <iant@google.com>
4322 * script-sections.cc (Sort_output_sections::script_compare):
4323 Rename from is_before, change return type.
4324 (Sort_output_sections::operator()): Adjust accordingly.
4326 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
4329 * testsuite/odr_violation2.cc: Add comment to make all error line
4330 numbers double digits.
4331 * testsuite/debug_msg.sh: Adjust expected errors.
4333 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
4335 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
4336 but mark earlier ones as non-canonical
4337 (offset_to_iterator): Update search target and example
4338 (do_addr2line): Return extra lines in a vector*
4339 (format_file_lineno): Extract from do_addr2line
4340 (one_addr2line): Add vector* out-param
4341 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
4342 when a lineno entry appeared last for its instruction
4343 (Dwarf_line_info): Add vector* out-param
4344 * object.cc (Relocate_info): Pass NULL for the vector* out-param
4345 * symtab.cc (Odr_violation_compare): Include the lineno in the
4347 (linenos_from_loc): New. Combine the canonical line for an
4348 address with its other lines.
4349 (True_if_intersect): New. Helper functor to make
4350 std::set_intersection a query.
4351 (detect_odr_violations): Compare sets of lines instead of just
4352 one line for each function. This became less deterministic, but
4353 has fewer false positives.
4354 * symtab.h: Declarations.
4355 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
4356 mix an optimized and non-optimized object in the same binary
4357 (odr_violation2.so): Same.
4358 * testsuite/Makefile.in: Regenerate from Makefile.am.
4359 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
4360 * testsuite/debug_msg.sh: Update line numbers and add
4362 * testsuite/odr_violation1.cc: Use OdrDerived, in a
4363 non-optimized context.
4364 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
4365 isn't inlined, and use OdrDerived in an optimized context.
4366 * testsuite/odr_header1.h: Defines OdrDerived, where
4367 optimization will change the
4368 first-instruction-in-the-destructor's file and line number.
4369 * testsuite/odr_header2.h: Defines OdrBase.
4371 2011-03-09 Ian Lance Taylor <iant@google.com>
4373 * fileread.cc (File_read::clear_views): Don't delete the whole
4376 2011-03-08 Ian Lance Taylor <iant@google.com>
4379 * fileread.cc: #include <climits>.
4380 (GOLD_IOV_MAX): Define.
4381 (File_read::read_multiple): Limit number of entries by iov_max.
4382 * fileread.h (class File_read): Always set max_readv_entries to
4385 2011-03-07 Ian Lance Taylor <iant@google.com>
4388 * options.h (class General_options): Add -dy and -dn.
4390 2011-03-02 Cary Coutant <ccoutant@google.com>
4392 * testsuite/script_test_9.t: Add TLS segment.
4394 2011-03-02 Simon Baldwin <simonb@google.com>
4396 * configure.ac: Add check for gnu_indirect_function support in
4397 the toolchain building binutils.
4398 * configure: Rebuild.
4400 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
4402 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
4403 plugin only symbols.
4404 (Symbol_table::sized_finalize_symbol) Mark symbol only present
4405 in plugin files as not needed in the symbol table.
4407 2011-02-11 Sriraman Tallam <tmsriram@google.com>
4409 * output.cc (Output_section::add_input_section): Delay fill
4410 generation for section ordering.
4412 2011-02-09 Ian Lance Taylor <iant@google.com>
4415 * object.h (class Sized_relobj): Remove clear_local_symbols.
4416 * reloc.cc (Sized_relobj::do_relocate): Don't call
4417 clear_local_symbols.
4419 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
4421 * plugin.cc (is_visible_from_outside): Return true for symbols
4424 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
4426 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
4429 2011-02-02 Sriraman Tallam <tmsriram@google.com>
4431 * icf.h (is_section_foldable_candidate): Change type of parameter
4433 * icf.cc (Icf::find_identical_sections): Change type of local variable
4434 section_name to be std::string.
4435 (is_function_ctor_or_dtor): Change type of parameter to std::string.
4437 2011-01-25 Ian Lance Taylor <iant@google.com>
4439 * script.cc (script_add_extern): Rewrite to use
4440 add_symbol_reference.
4442 2011-01-25 Doug Kwan <dougkwan@google.com>
4444 * icf.cc (get_section_contents): Always lock section's object.
4446 2011-01-24 Ian Lance Taylor <iant@google.com>
4448 * options.h (class General_options): Accept
4449 --no-detect-odr-violations.
4451 2011-01-24 Ian Lance Taylor <iant@google.com>
4453 * version.cc (version_string): Bump to 1.11.
4455 2011-01-24 Ian Lance Taylor <iant@google.com>
4457 * plugin.cc (class Plugin_rescan): Define new class.
4458 (Plugin_manager::claim_file): Set any_claimed_.
4459 (Plugin_manager::save_archive): New function.
4460 (Plugin_manager::save_input_group): New function.
4461 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
4463 (Plugin_manager::new_undefined_symbol): New function.
4464 (Plugin_manager::rescan): New function.
4465 (Plugin_manager::rescannable_defines): New function.
4466 (Plugin_manager::add_input_file): Set any_added_.
4467 * plugin.h (class Plugin_manager): define new fields rescannable_,
4468 undefined_symbols_, any_claimed_, and any_added_. Declare
4469 Plugin_rescan as friend. Declare new functions.
4470 (Plugin_manager::Rescannable): Define type.
4471 (Plugin_manager::Rescannable_list): Define type.
4472 (Plugin_manager::Undefined_symbol_list): Define type.
4473 (Plugin_manager::Plugin_manager): Initialize new fields.
4474 * archive.cc (Archive::defines_symbol): New function.
4475 (Add_archive_symbols::run): Pass archive to plugins if any.
4476 * archive.h (class Archive): Declare defines_symbol.
4477 * readsyms.cc (Input_group::~Input_group): New function.
4478 (Finish_group::run): Pass input_group to plugins if any.
4479 * readsyms.h (class Input_group): Declare destructor.
4480 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
4483 2011-01-10 Ian Lance Taylor <iant@google.com>
4485 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
4487 (Layout::set_segment_offsets): Reset increase_relro before calling
4488 set_section_addresses a second time.
4490 2011-01-04 Cary Coutant <ccoutant@google.com>
4492 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
4493 sections before NOBITS sections.
4495 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
4497 * version.cc (print_version): Update copyright to 2011.
4499 2010-12-23 Cary Coutant <ccoutant@google.com>
4501 * output.h (Output_data_reloc::add_output_section): Pass OD instead
4502 of OS to this->add. Add OD parameter to second form of the function.
4504 2010-12-20 Ian Lance Taylor <iant@google.com>
4506 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
4507 second of two consecutive entries with same offset.
4509 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4511 * testsuite/Makefile.am (ifuncmain2static_LDADD)
4512 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
4513 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
4514 to avoid unneeded links against $(LDADD).
4515 * testsuite/Makefile.in: Regenerate.
4517 2010-12-15 Ian Lance Taylor <iant@google.com>
4520 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
4521 for R_X86_64_32 and R_X86_64_PC32.
4522 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
4523 ver_matching_def_pic.o.
4524 (ver_matching_def_pic.o): New target.
4526 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4528 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
4529 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
4530 Move definition before File_read::View member definitions.
4531 (File_read::View::~View): Initialize and hold lock before
4532 updating current_mapped_bytes.
4534 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4536 * dwarf_reader.cc: Remove outdated comment.
4537 * gold-threads.cc: Fix typo in error message.
4538 * archive.cc: Fix typos in comments.
4539 * archive.h: Likewise.
4540 * arm-reloc-property.cc: Likewise.
4541 * arm-reloc-property.h: Likewise.
4542 * arm-reloc.def: Likewise.
4544 * attributes.h: Likewise.
4545 * cref.cc: Likewise.
4546 * ehframe.cc: Likewise.
4547 * fileread.h: Likewise.
4549 * i386.cc: Likewise.
4551 * incremental.h: Likewise.
4552 * int_encoding.cc: Likewise.
4553 * layout.h: Likewise.
4554 * main.cc: Likewise.
4555 * merge.h: Likewise.
4556 * object.cc: Likewise.
4557 * object.h: Likewise.
4558 * options.cc: Likewise.
4559 * readsyms.cc: Likewise.
4560 * reduced_debug_output.cc: Likewise.
4561 * reloc.cc: Likewise.
4562 * script-sections.cc: Likewise.
4563 * sparc.cc: Likewise.
4564 * symtab.h: Likewise.
4565 * target-reloc.h: Likewise.
4566 * target.cc: Likewise.
4567 * target.h: Likewise.
4568 * timer.cc: Likewise.
4569 * timer.h: Likewise.
4570 * x86_64.cc: Likewise.
4572 2010-12-09 Cary Coutant <ccoutant@google.com>
4574 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
4576 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
4577 parameter; change all callers.
4578 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
4579 * options.h (warn_execstack): New option.
4581 2010-12-07 Doug Kwan <dougkwan@google.com>
4583 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
4584 like function call relocations.
4586 2010-12-07 Ian Lance Taylor <iant@google.com>
4588 * archive.cc (Archive::get_elf_object_for_member): Permit
4589 punconfigured to be NULL.
4590 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
4591 (Archive::include_member): Pass NULL to get_elf_object_for_member
4592 if we searched for the archive and this is the first included
4595 2010-12-01 Ian Lance Taylor <iant@google.com>
4597 * dwarf_reader.h (class Sized_dwarf_line_info): Add
4598 track_relocs_type_ field.
4599 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4600 Set track_relocs_type_.
4601 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
4602 contents when using RELA relocs.
4603 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
4605 * reloc.cc (Track_relocs::next_addend): New function.
4606 * reloc.h (class Track_relocs): Declare next_addend.
4608 2010-12-01 Ian Lance Taylor <iant@google.com>
4610 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
4613 2010-12-01 Ian Lance Taylor <iant@google.com>
4615 * README: Update compilers known to work and fail.
4617 2010-11-23 Matthias Klose <doko@ubuntu.com>
4619 * configure.in: For --enable-gold, handle value `default' instead of
4620 `both*'. Always install ld as ld.bfd, install as ld if gold is
4622 * configure: Regenerate.
4624 2010-11-18 Doug Kwan <dougkwan@google.com>
4626 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
4627 and right_alignment to be zero. Store result alignment only if it is
4628 greater than existing alignment.
4630 2010-11-16 Cary Coutant <ccoutant@google.com>
4633 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4634 Check for ".zdebug_line".
4636 2010-11-16 Doug Kwan <dougkwan@google.com>
4637 Cary Coutant <ccoutant@google.com>
4639 * output.h (Output_segment::set_section_addresses): Pass increase_relro
4640 by reference; adjust all callers.
4641 * output.cc (Output_segment::set_section_addresses): Adjust references
4642 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
4644 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
4645 end at page boundary.
4647 2010-11-16 Cary Coutant <ccoutant@google.com>
4650 * layout.cc (Layout::choose_output_section): Transform names of
4651 compressed sections even when using a script with a SECTIONS clause.
4652 (Layout::output_section_name): Remove code to transform
4653 compressed debug section names.
4654 * output.cc (Output_section::add_input_section): Use uncompressed
4655 section size when tracking input sections.
4657 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
4659 * symtab.h (Symbol::NON_PIC_REF): Remove.
4660 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
4661 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
4662 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
4663 (Symbol::use_plt_offset): Take a flags argument and pass it
4664 directly to needs_dynamic_reloc. Restrict check for undefined
4665 weak symbols to function calls.
4666 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
4667 (Target_arm::Scan::global): Use it.
4668 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
4669 (Target_arm::Relocate::relocate): Likewise.
4670 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
4671 parameter with an r_type parameter. Use get_reference_flags
4673 (Target_arm::Relocate::relocate): Update accordingly.
4674 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
4675 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
4676 (Target_i386::Scan::global): Likewise.
4677 (Target_i386::Relocate::relocate): Likewise.
4678 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
4679 parameter with an r_type parameter. Use get_reference_flags
4681 (Target_i386::Relocate::relocate): Update accordingly.
4682 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
4683 (Target_powerpc::Scan::global): Use it.
4684 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
4685 (Target_powerpc::Relocate::relocate): Likewise.
4686 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
4687 (Target_sparc::Scan::global): Use it.
4688 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
4689 (Target_sparc::Relocate::relocate): Likewise.
4690 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
4691 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
4692 (Target_x86_64::Scan::global): Likewise.
4693 (Target_x86_64::Relocate::relocate): Likewise.
4695 2010-11-08 Doug Kwan <dougkwan@google.com>
4696 Cary Coutant <ccoutant@google.com>
4698 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
4699 (Arm_exidx_merge_section::section_contents_): New data member.
4700 (Arm_input_section::Arm_input_section): Initialize original_contents_.
4701 (Arm_input_section::~Arm_input_section): De-allocate memory.
4702 (Arm_input_section::original_contents_): New data member.
4703 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
4704 in parameters instead of calling Object::section_contents without
4706 (Arm_output_section::group_section): New parameter TASK. Pass it
4707 to callees that need locking objects.
4708 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
4709 to lock EXIDX input sections. Fix a formatting issue. Call
4710 Arm_exidx_merged_section::build_contents to create merged section
4712 (Arm_output_section::create_stub_group): New parameter TASK. Use it
4713 to lock object of stub table owner.
4714 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
4715 TEXT_SIZE to initialize data member TEXT_SIZE_.
4716 (Arm_exidx_input_section::addralign): Fix typo in comment.
4717 (Arm_exidx_input_section::text_size): New method.
4718 (Target_arm::do_relax): New parameter TASK. Pass it to callees
4719 that require locking objects. Lock objects before scanning for stubs
4720 and updating local symbols.
4721 (Arm_input_section<big_endian>::init): Copy contents of original
4723 (Arm_input_section<big_endian>::do_write): Use saved contents of
4724 original input section instead of calling Object::section_contents
4726 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
4727 size without calling Object::section_size().
4728 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
4729 for size. Allocate a buffer for merged EXIDX entries.
4730 (Arm_exidx_merged_section::build_contents): New method.
4731 (Arm_exidx_merged_section::do_write): Move merge section contents
4732 building code to Arm_exidx_merged_section::build_contetns. Write
4733 out contetns in buffer instead of building it on the fly.
4734 (Arm_relobj::make_exidx_input_section): Also pass text section size
4735 to Arm_exidx_input_section constructor.
4736 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
4737 (Arm_dynobj::do_read_symbols): Fix memory leak.
4738 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
4739 * target.h: (class Task): Add forward declaration.
4740 (Target::relax): Add new parameter TASK and pass it to
4742 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
4744 2010-11-05 Cary Coutant <ccoutant@google.com>
4747 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
4748 object when reading from the file.
4749 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
4751 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
4752 when reading section contents.
4753 (get_section_contents): Likewise.
4754 (icf::find_identical_sections): Likewise.
4755 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
4756 object when reading from the file.
4757 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
4758 the object when doing deferred section layout.
4760 2010-11-03 Nick Clifton <nickc@redhat.com>
4763 * script.h (class Symbol_assignment: name): New member. Returns
4764 the name of the symbol.
4765 * scrfipt.cc (Script_options::is_pending_assignment): New member.
4766 Returns true if the given symbol name is on the list of
4767 assignments wating to be processed.
4768 * archive.cc (should_incldue_member): If the symbol is undefined,
4769 check to see if it is on the list of symbols pending assignment.
4771 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
4773 * script-sections.cc (Script_sections::find_memory_region): Check
4774 for a NULL output section pointer.
4776 2010-10-29 Doug Kwan <dougkwan@google.com>
4778 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4779 Output_section::add_relaxed_input_section.
4780 * output.cc (Output_section::add_relaxed_input_section): Add new
4781 arguments LAYOUT and NAME. Set section order index.
4782 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4783 Copy section order index.
4784 * output.h (Output_section::add_relaxed_input_section): Add new
4785 arguments LAYOUT and NAME.
4787 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4789 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4790 NATIVE_OR_CROSS_LINKER.
4791 * testsuite/Makefile.in: Regenerate.
4793 2010-10-20 Doug Kwan <dougkwan@google.com>
4795 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4796 without SHF_LINK_ORDER flags.
4797 * layout.cc (Layout::choose_output_section): Do not filter
4798 SHF_LINK_ORDER flag in a relocatable link.
4800 2010-10-17 Cary Coutant <ccoutant@google.com>
4802 * output.h (Output_segment::set_section_addresses): Change function
4803 signature. Update all callers.
4804 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4806 (Output_segment::set_section_addresses): Align after last TLS
4807 section. Add padding before last relro section instead of after.
4809 2010-10-17 Doug Kwan <dougkwan@google.com>
4811 * gold/arm.cc (Target_arm::got_section): Use correct order and set
4812 GOT output section to be writable.
4814 2010-10-14 Cary Coutant <ccoutant@google.com>
4816 * debug.h (DEBUG_INCREMENTAL): New flag.
4817 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4818 * gold.cc (queue_initial_tasks): Check parameters for incremental link
4820 * incremental.cc (report_command_line): Ignore all forms of
4822 * layout.cc (Layout::Layout): Check parameters for incremental link
4824 * options.cc (General_options::parse_incremental): New function.
4825 (General_options::parse_no_incremental): New function.
4826 (General_options::parse_incremental_full): New function.
4827 (General_options::parse_incremental_update): New function.
4828 (General_options::incremental_mode_): New data member.
4829 (General_options::finalize): Check incremental_mode_.
4830 * options.h (General_options): Update help text for --incremental.
4831 Add --no-incremental, --incremental-full, --incremental-update.
4832 (General_options::Incremental_mode): New enum type.
4833 (General_options::incremental_mode): New function.
4834 (General_options::incremental_mode_): New data member.
4835 * parameters.cc (Parameters::incremental_mode_): New data member.
4836 (Parameters::set_options): Set incremental_mode_.
4837 (Parameters::set_incremental_full): New function.
4838 (Parameters::incremental): New function.
4839 (Parameters::incremental_update): New function.
4840 (set_parameters_incremental_full): New function.
4841 * parameters.h (Parameters::set_incremental_full): New function.
4842 (Parameters::incremental): New function.
4843 (Parameters::incremental_update): New function.
4844 (Parameters::incremental_mode_): New data member.
4845 (set_parameters_incremental_full): New function.
4846 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
4847 incremental link mode.
4848 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
4849 (Sized_relobj::do_relocate_sections): Likewise.
4850 * testsuite/Makefile.am (incremental_test): Use --incremental-full
4852 * testsuite/Makefile.in: Regenerate.
4853 * testsuite/incremental_test.sh: Filter all forms of --incremental.
4855 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4857 * script-sections.h (class Script_sections): Make
4858 Sections_elements typedef public.
4859 * script-sections.cc (class Sort_output_sections): Add elements_
4860 field. Add constructor which sets it; change all callers.
4861 (Sort_output_sections::is_before): New function.
4862 (Sort_output_sections::operator()): Call is_before.
4863 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
4865 * testsuite/script_test_10.sh: New test. Test script section
4867 * testsuite/script_test_10.t: Likewise.
4868 * testsuite/script_test_10.s: Likewise.
4869 * testsuite/Makefile.am: Wrap the cross linker tests and the
4870 common tests into NATIVE_OR_CROSS_LINKER.
4871 (check_SCRIPTS): Add script_test_10.sh.
4872 (check_DATA): Add script_test_10.stdout.
4873 (script_test_10.o, script_test_10): New targets.
4874 (script_test_10.stdout): New target.
4875 * configure, testsuite/Makefile.in: Regenerate.
4877 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4879 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
4880 error for the deprecated relocations.
4881 (Target_arm::Scan::global): Likewise.
4882 (Target_arm::Relocate::relocate): Likewise.
4884 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
4886 * fileread.cc (Input_file::find_file): Initialize *found_name
4887 and *namep when using the fallback search for case 4.
4889 2010-10-11 Cary Coutant <ccoutant@google.com>
4891 * options.h (class General_options): Redefine -z lazy as an alias for
4892 the negation of -z now.
4894 2010-10-11 Ian Lance Taylor <iant@google.com>
4896 * resolve.cc (symbol_to_bits): Report the value of the unsupported
4899 2010-10-06 Nick Clifton <nickc@redhat.com>
4901 * script-sections.cc(class Memory_region): Remove
4902 current_lma_offset_ field. Rename current_vma_offset_ to
4903 current_offset_. Add last_section_ field.
4904 (Memory_region::get_current_vma_address): Rename to
4905 get_current_address.
4906 (Memory_region::get_current_lma_address): Delete.
4907 (Memory_region::increment_vma_offset): Rename to
4909 (Memory_region::increment_lma_offset): Delete.
4910 (Memory_region::attributes_compatible): New method. Returns
4911 true if the provided section is compatible with the region.
4912 (Memory_region::get_last_section): New method. Returns the last
4913 section to use the region.
4914 (Memory_region::set_last_section): New method. Stores the last
4915 section to use the region.
4916 (Script_sections::block_in_region): New method. Returns true if
4917 a block of memory is contained within a region.
4918 (Script_sections::find_memory_region): New method. Locates a
4919 memory region to be used to set a VMA or LMA address.
4920 (Output_section_definition::set_section_addresses): Add code to
4921 check for addresses set by memory regions.
4922 (Output_segment::set_section_addresses): Remove memory region
4924 (Script_sections::create_segment): Add a warning if a header
4925 segment is created outside of any region.
4926 * script-sections.h (class Script_sections): Add prototypes for
4927 find_memory_region and block_in_region methods.
4928 * testsuite/memory_test.s: Use .long instead of .word.
4929 * testsuite/memory_test.t: Add some more output sections.
4930 * testsuite/memory_test.sh: Update expected output.
4932 2010-10-02 Doug Kwan <dougkwan@google.com>
4934 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
4935 defintion to symtab.h
4936 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
4937 declaration to defintion.
4939 2010-10-01 Nick Clifton <nickc@redhat.com>
4941 * expression.cc (eval): Replace dummy argument with NULL.
4942 (eval_maybe_dot): Check for a NULL result section pointer.
4943 (Symbol_expression::value): Likewise.
4944 (Dot_expression::value): Likewise.
4945 (BINARY_EXPRESSION): Likewise.
4946 (Max_expression::value): Likewise.
4947 (Min_expression::value): Likewise.
4948 (Absolute_expression::value): Likewise.
4949 (Addr_expression::value_from_output_section): Likewise.
4950 (Loaddddr_expression::value_from_output_section): Likewise.
4951 (Segment_start_expression::value): Likewise.
4952 * script-sections.cc
4953 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
4955 (Sections_elememt_dot_assignment::set_section_addresses):
4957 (Output_data_expression::do_write_to_buffer): Likewise.
4958 (Output_section_definition::finalize_symbols): Likewise.
4959 (Output_section_definition::set_section_addresses): Likewise.
4961 2010-09-30 Doug Kwan <dougkwan@google.com>
4963 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
4965 2010-09-28 Sriraman Tallam <tmsriram@google.com>
4967 * target.h (Target::can_icf_inline_merge_sections): New virtual
4969 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4971 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4973 * icf.cc (get_section_contents): Inline merge sections only when
4976 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4978 * configure: Regenerate.
4980 2010-09-17 Ian Lance Taylor <iant@google.com>
4982 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4983 * testsuite/Makefile.am (memory_test.o): New target.
4984 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4986 * testsuite/Makefile.in: Rebuild.
4988 2010-09-17 Doug Kwan <dougkwan@google.com>
4990 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4991 defintion if relocation uses GOT entries of the symbol.
4992 * testsuite/icf_safe_test.sh: Fix test.
4993 * testsuite/icf_safe_so_test.sh: Fix test.
4995 2010-09-16 Cary Coutant <ccoutant@google.com>
4997 * script_sections.cc (class Memory_region): Remove "NULL" from
4998 vector initializations.
5000 2010-09-15 Cary Coutant <ccoutant@google.com>
5002 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
5003 Resolve forwarding symbols.
5005 2010-09-15 Doug Kwan <dougkwan@google.com>
5007 * gold/testsuite/script_test_3.t: Add ARM special sections.
5008 * gold/testsuite/script_test_4.t: Same.
5009 * gold/testsuite/script_test_5.t: Same.
5010 * gold/testsuite/script_test_6.t: Same.
5011 * gold/testsuite/script_test_7.t: Same.
5012 * gold/testsuite/script_test_7.t: Same.
5013 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
5015 2010-09-14 Cary Coutant <ccoutant@google.com>
5017 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
5018 (Target_x86_64::Relocate::relocate_tls): Replace check for
5019 saw_tls_block_reloc_ with test for executable section.
5021 2010-09-12 Cary Coutant <ccoutant@google.com>
5023 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
5024 position-independent executables to shared libraries need dynamic
5026 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
5027 position-independent executables.
5028 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
5029 * testsuite/Makefile.in: Regenerate.
5031 2010-09-10 Nick Clifton <nickc@redhat.com>
5034 * testsuite/memory_test.t: Discard any sections that are not
5037 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
5040 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
5041 "This::" to work around a bug in gcc 4.2.
5043 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
5045 2010-09-09 Rafael Espindola <espindola@google.com>
5047 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
5048 sections with different PF_X flags in the same segment.
5049 (Layout::find_first_load_seg): Search all segments to find the first
5051 * options.h (rosegment): New.
5053 2010-09-08 Rafael Espindola <espindola@google.com>
5055 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
5057 2010-09-08 Doug Kwan <dougkwan@google.com>
5059 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
5060 (Arm_relobj::do_relocate_sections): Add new parameter for output
5061 file to match the parent.
5062 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
5063 of local symbols instead of input values. Update code to track
5064 changes in gold::relocate_section.
5065 * object.cc (Sized_relobj::compute_final_local_value): New methods.
5066 (Sized_relobj::compute_final_local_value_internal): New methods.
5067 (Sized_relobj::do_finalize_local_symbols): Move code from loop
5068 body into private version of Sized_relobj::compute_final_local_value.
5069 Call the inline method.
5070 * object.h (Symbol_value::Symbol_value): Define destructor. Free
5071 merged symbol value if there is one.
5072 (Symbol_value::has_output_value): New method defintiion.
5073 (Sized_relobj::Compute_final_local_value_status): New enum type.
5074 (Sized_relobj::compute_final_local_value): New methods.
5075 (Sized_relobj::compute_final_local_value_internal): New methods.
5076 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
5077 and arm_cortex_a8.sh.
5078 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
5079 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
5081 * Makefile.in: Regenerate.
5082 * testsuite/arm_bl_out_of_range.s: Update test.
5083 * testsuite/thumb_bl_out_of_range.s: Ditto.
5084 * testsuite/thumb_blx_out_of_range.s: Ditto.
5085 * testsuite/arm_branch_out_of_range.sh: New file.
5086 * testsuite/arm_cortex_a8.sh: Ditto.
5087 * testsuite/arm_cortex_a8_b.s: Ditto.
5088 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
5089 * testsuite/arm_cortex_a8_b_local.s: Ditto.
5090 * testsuite/arm_cortex_a8_bl.s: Ditto.
5091 * testsuite/arm_cortex_a8_blx.s: Ditto.
5092 * testsuite/arm_cortex_a8_local.s: Ditto.
5093 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
5094 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
5096 2010-09-08 Rafael Espindola <espindola@google.com>
5098 * Makefile.am (memory_test.stdout): Run readelf with -W.
5099 * Makefile.in: Regenerate.
5100 * testsuite/memory_test.sh: Make the regexps accept both 32 and
5103 2010-09-08 Rafael Espindola <espindola@google.com>
5105 * script-sections.cc (Script_sections::add_memory_region): Convert
5106 field precision to int.
5107 * script.cc (script_set_section_region, script_set_section_region):
5108 Convert field precision to int.
5110 2010-09-08 Rafael Espindola <espindola@google.com>
5112 * arm.cc (do_finalize_sections): Create the __exidx_start and
5113 __exdix_end symbols even when the section is missing.
5115 2010-09-08 Nick Clifton <nickc@redhat.com>
5117 * README: Remove claim that MEMORY is not supported.
5118 * expression.cc (script_exp_function_origin)
5119 (script_exp_function_length): Move from here to ...
5120 * script.cc: ... here.
5121 (script_set_section_region, script_add_memory)
5122 (script_parse_memory_attr, script_include_directive): New
5124 * script-sections.cc
5125 (class Memory_region): New class.
5126 (class Output_section_definition): Add set_memory_region,
5127 set_section_vma, set_section_lma and get_section_name methods.
5128 (class Script_Sections): Add add_memory_region,
5129 find_memory_region, find_memory_region_origin,
5130 find_memory_region_length and set_memory_region methods.
5131 Have set_section_addresses method walk the list of set memory
5133 Extend the print methos to display memory regions.
5134 * script-sections.h: Add prototypes for new methods.
5135 Add enum for MEMORY region attributes.
5136 * yyscript.y: Add support for parsing MEMORY regions.
5137 * script-c.h: Add prototypes for new functions.
5138 * testsuite/Makefile.am: Add test of MEMORY region functionality.
5139 * testsuite/Makefile.in: Regenerate.
5140 * testsuite/memory_test.sh: New script.
5141 * testsuite/memory_test.s: New assembler source file.
5142 * testsuite/memory_test.t: New linker script.
5144 2010-08-27 Doug Kwan <dougkwan@google.com>
5146 * gold/resolve.cc (Symbol_table::should_override): Let a weak
5147 reference override an existing dynamic weak reference.
5148 * testsuite/Makefile.am: Add new test dyn_weak_ref.
5149 * testsuite/Makefile.in: Regenerate.
5150 * testsuite/dyn_weak_ref.sh: New file.
5151 * testsuite/dyn_weak_ref_1.c: Ditto.
5152 * testsuite/dyn_weak_ref_2.c: Ditto.
5154 2010-08-27 Ian Lance Taylor <iant@google.com>
5156 * incremental.h (class Incremental_input_entry): Add virtual
5159 2010-08-27 Ian Lance Taylor <iant@google.com>
5161 * testsuite/start_lib_test_3.c: Mark t3 as used.
5163 2010-08-27 Nick Clifton <nickc@redhat.com>
5165 * options.cc (version_script): Fix small typo in previous
5168 2010-08-25 Nick Clifton <nickc@redhat.com>
5170 * archive.cc: Formatting fixes: Remove whitespace between
5171 typename and following asterisk. Remove whitespace between
5172 function name and opening parenthesis.
5173 * archive.h: Likewise.
5175 * attributes.cc: Likewise.
5176 * attributes.h: Likewise.
5177 * common.cc: Likewise.
5178 * copy-relocs.cc: Likewise.
5179 * dirsearch.h: Likewise.
5180 * dynobj.cc: Likewise.
5181 * ehframe.cc: Likewise.
5182 * ehframe.h: Likewise.
5183 * expression.cc: Likewise.
5184 * fileread.cc: Likewise.
5185 * fileread.h: Likewise.
5187 * gold-threads.cc: Likewise.
5188 * gold.cc: Likewise.
5189 * i386.cc: Likewise.
5191 * incremental-dump.cc: Likewise.
5192 * incremental.cc: Likewise.
5193 * layout.cc: Likewise.
5194 * layout.h: Likewise.
5195 * main.cc: Likewise.
5196 * merge.cc: Likewise.
5197 * merge.h: Likewise.
5198 * object.cc: Likewise.
5199 * object.h: Likewise.
5200 * options.cc: Likewise.
5201 * options.h: Likewise.
5202 * output.cc: Likewise.
5203 * output.h: Likewise.
5204 * plugin.cc: Likewise.
5205 * plugin.h: Likewise.
5206 * powerpc.cc: Likewise.
5207 * reloc.cc: Likewise.
5208 * script-c.h: Likewise.
5209 * script-sections.cc: Likewise.
5210 * script.cc: Likewise.
5211 * stringpool.cc: Likewise.
5212 * symtab.cc: Likewise.
5213 * symtab.h: Likewise.
5214 * target.cc: Likewise.
5215 * timer.cc: Likewise.
5216 * timer.h: Likewise.
5217 * version.cc: Likewise.
5218 * x86_64.cc: Likewise.
5220 2010-08-24 Nick Clifton <nickc@redhat.com>
5223 * layout.cc (segment_precedes): Sort segments by their physical
5224 addresses, if they have been set.
5226 2010-08-23 Cary Coutant <ccoutant@google.com>
5228 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
5230 (Lib_group::include_member): Unlock object after deleting its
5232 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
5235 2010-08-19 Neil Vachharajani <nvachhar@google.com>
5236 Cary Coutant <ccoutant@google.com>
5238 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
5239 constructor, and set_blocker.
5240 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
5242 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
5243 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
5244 * testsuite/Makefile.am (start_lib_test): New test case.
5245 * testsuite/Makefile.in: Regenerate.
5246 * testsuite/start_lib_test_main.c: New file.
5247 * testsuite/start_lib_test_1.c: New file.
5248 * testsuite/start_lib_test_2.c: New file.
5249 * testsuite/start_lib_test_3.c: New file.
5251 2010-08-19 Ian Lance Taylor <iant@google.com>
5253 * Makefile.in: Rebuild with automake 1.11.1.
5254 * aclocal.m4: Likewise.
5255 * testsuite/Makefile.in: Likewise.
5257 2010-08-19 Ian Lance Taylor <iant@google.com>
5260 * i386.cc (class Output_data_plt_i386): Update declarations.
5261 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
5262 local_ifuncs_ fields.
5263 (Target_i386::do_plt_section_for_global): New function.
5264 (Target_i386::do_plt_section_for_local): New function.
5265 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
5266 parameter; change all callers. Initialize global_ifuncs_ and
5267 local_ifuncs_. If doing a static link define __rel_iplt_start and
5269 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
5270 (Output_data_plt_i386::add_local_ifunc_entry): New function.
5271 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
5273 (Target_i386::make_plt_section): New function, broken out of
5274 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
5275 (Target_i386::make_plt_entry): Call make_plt_section.
5276 (Target_i386::make_local_ifunc_plt_entry): New function.
5277 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
5278 (Target_i386::Scan::local): Handle IFUNC symbols. Add
5279 R_386_IRELATIVE to switch.
5280 (Target_i386::Scan::global): Likewise.
5281 (Target_i386::Relocate::relocate): Likewise.
5282 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
5284 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
5285 (Target_x86_64::do_plt_section_for_global): New function.
5286 (Target_x86_64::do_plt_section_for_local): New function.
5287 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
5288 parameter; change all callers. If doing a static link define
5289 __rela_iplt_start and __rela_iplt_end.
5290 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
5291 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
5292 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
5294 (Target_x86_64::make_local_ifunc_plt_entry): New function.
5295 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
5297 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
5298 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
5299 R_X86_64_IRELATIVE to switch.
5300 (Target_x86_64::Scan::global): Likewise.
5301 (Target_x86_64::Relocate::relocate): Likewise.
5302 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
5304 * target.h (class Target): Add plt_section_for_global and
5305 plt_section_for_local functions. Add do_plt_section_for_global
5306 and do_plt_section_for_local virtual functions.
5307 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
5308 clarifying comments.
5309 (Symbol::use_plt_offset): Handle IFUNC symbol.
5310 * object.cc (Sized_relobj::Sized_relobj): Initialize
5312 (Sized_relobj::local_has_plt_offset): New function.
5313 (Sized_relobj::local_plt_offset): New function.
5314 (Sized_relobj::set_local_plt_offset): New function.
5315 (Sized_relobj::do_count): Handle IFUNC symbol.
5316 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
5317 a bit away from input_shndx_ field. Add set_is_func_symbol and
5318 is_ifunc_symbol functions.
5319 (class Sized_relobj): Update declarations. Remove Tls_got_entry
5320 and Local_tls_got_offsets. Define Local_plt_offsets. Add
5321 local_plt_offsets_ field.
5322 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
5323 * output.h (class Output_section_data): Add non-const
5324 output_section function.
5325 (class Output_data_got): Update declarations.
5326 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
5327 Add use_plt_offset parameter to global and local constructors.
5328 Change all callers. Change local_sym_index_ field to 31 bits.
5329 Change GSYM_CODE and CONSTANT_CODE accordingly.
5330 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
5331 doing a static link don't set sh_link field.
5332 (Output_data_got::Got_entry::write): Use PLT offset if
5334 (Output_data_got::add_global_plt): New function.
5335 (Output_data_got::add_local_plt): New function.
5336 * target-reloc.h (relocate_section): Handle IFUNC symbol.
5337 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
5338 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
5339 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
5340 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
5342 * testsuite/ifunc-sel.h: New file.
5343 * testsuite/ifuncmain1.c: New file.
5344 * testsuite/ifuncmain1vis.c: New file.
5345 * testsuite/ifuncmod1.c: New file.
5346 * testsuite/ifuncdep2.c: New file.
5347 * testsuite/ifuncmain2.c: New file.
5348 * testsuite/ifuncmain3.c: New file.
5349 * testsuite/ifuncmod3.c: New file.
5350 * testsuite/ifuncmain4.c: New file.
5351 * testsuite/ifuncmain5.c: New file.
5352 * testsuite/ifuncmod5.c: New file.
5353 * testsuite/ifuncmain6pie.c: New file.
5354 * testsuite/ifuncmod6.c: New file.
5355 * testsuite/ifuncmain7.c: New file.
5356 * configure, testsuite/Makefile.in: Rebuild.
5358 2010-08-18 Ian Lance Taylor <iant@google.com>
5361 (Output_section_incremental_inputs::write_input_files): Add cast
5362 to avoid signed/unsigned comparison warning.
5363 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5365 2010-08-12 Cary Coutant <ccoutant@google.com>
5367 * common.cc (Sort_commons::operator()): Remove unnecessary code.
5369 2010-08-13 Ian Lance Taylor <iant@google.com>
5371 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
5373 2010-08-12 Cary Coutant <ccoutant@google.com>
5374 Doug Kwan <dougkwan@google.com>
5376 * resolve.cc (Symbol_table::should_override): When a weak dynamic
5377 defintion overrides non-weak undef, remember that the original undef
5379 * symtab.cc (Symbol_table::sized_write_global): For undef without
5380 an original weak binding, set binding to global in output.
5381 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
5382 * testsuite/Makefile.in: Regenerate.
5383 * testsuite/strong_ref_weak_def.sh: New file.
5384 * testsuite/strong_ref_weak_def_1.c: Ditto.
5385 * testsuite/strong_ref_weak_def_2.c: Ditto.
5387 2010-08-12 Cary Coutant <ccoutant@google.com>
5389 * testsuite/incremental_test.sh: Rewrite.
5390 * testsuite/incremental_test_1.c: Rewrite.
5391 * testsuite/incremental_test_2.c: Rewrite.
5393 2010-08-12 Cary Coutant <ccoutant@google.com>
5395 * arm.cc (Target_arm::got_size): Add const.
5396 (Target_arm::got_entry_count): New function.
5397 (Target_arm::plt_entry_count): New function.
5398 (Target_arm::first_plt_entry_offset): New function.
5399 (Target_arm::plt_entry_size): New function.
5400 (Output_data_plt_arm::entry_count): New function.
5401 (Output_data_plt_arm::first_plt_entry_offset): New function.
5402 (Output_data_plt_arm::get_plt_entry_size): New function.
5403 * i386.cc (Target_i386::got_size): Add const.
5404 (Target_i386::got_entry_count): New function.
5405 (Target_i386::plt_entry_count): New function.
5406 (Target_i386::first_plt_entry_offset): New function.
5407 (Target_i386::plt_entry_size): New function.
5408 (Output_data_plt_i386::entry_count): New function.
5409 (Output_data_plt_i386::first_plt_entry_offset): New function.
5410 (Output_data_plt_i386::get_plt_entry_size): New function.
5411 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
5412 find_incremental_inputs_sections. Dump incremental_got_plt section.
5413 * incremental.cc: Include target.h.
5414 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
5415 parameter. Adjust all callers. Find incremental_got_plt section.
5416 (Incremental_inputs::create_data_sections): Create incremental_got_plt
5418 (Output_section_incremental_inputs::set_final_data_size): Calculate
5419 size of incremental_got_plt section.
5420 (Output_section_incremental_inputs::do_write): Write the
5421 incremental_got_plt section.
5422 (Got_plt_view_info): New struct.
5423 (Local_got_offset_visitor): New class.
5424 (Global_got_offset_visitor): New class.
5425 (Global_symbol_visitor_got_plt): New class.
5426 (Output_section_incremental_inputs::write_got_plt): New function.
5427 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
5428 Add parameter. Adjust all callers.
5429 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5430 (Incremental_inputs::got_plt_section): New function.
5431 (Incremental_inputs::got_plt_section_): New data member.
5432 (Incremental_got_plt_reader): New class.
5433 * layout.cc (Layout::create_incremental_info_sections): Add the
5434 incremental_got_plt section.
5435 * object.h (Got_offset_list::get_list): New function.
5436 (Got offset_list::for_all_got_offsets): New function.
5437 (Sized_relobj::local_got_offset_list): New function.
5438 * powerpc.cc (Target_powerpc::got_size): Add const.
5439 (Target_powerpc::got_entry_count): New function.
5440 (Target_powerpc::plt_entry_count): New function.
5441 (Target_powerpc::first_plt_entry_offset): New function.
5442 (Target_powerpc::plt_entry_size): New function.
5443 (Output_data_plt_powerpc::entry_count): New function.
5444 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
5445 (Output_data_plt_powerpc::get_plt_entry_size): New function.
5446 * sparc.cc (Target_sparc::got_size): Add const.
5447 (Target_sparc::got_entry_count): New function.
5448 (Target_sparc::plt_entry_count): New function.
5449 (Target_sparc::first_plt_entry_offset): New function.
5450 (Target_sparc::plt_entry_size): New function.
5451 (Output_data_plt_sparc::entry_count): New function.
5452 (Output_data_plt_sparc::first_plt_entry_offset): New function.
5453 (Output_data_plt_sparc::get_plt_entry_size): New function.
5454 * symtab.h (Symbol::got_offset_list): New function.
5455 (Symbol_table::for_all_symbols): New function.
5456 * target.h (Sized_target::got_entry_count): New function.
5457 (Sized_target::plt_entry_count): New function.
5458 (Sized_target::plt_entry_size): New function.
5459 * x86_64.cc (Target_x86_64::got_size): Add const.
5460 (Target_x86_64::got_entry_count): New function.
5461 (Target_x86_64::plt_entry_count): New function.
5462 (Target_x86_64::first_plt_entry_offset): New function.
5463 (Target_x86_64::plt_entry_size): New function.
5464 (Output_data_plt_x86_64::entry_count): New function.
5465 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
5466 (Output_data_plt_x86_64::get_plt_entry_size): New function.
5468 2010-08-12 Cary Coutant <ccoutant@google.com>
5470 * archive.cc: Include incremental.h.
5471 (Archive::Archive): Initialize incremental_info_.
5472 (Archive::include_member): Record archive members in incremental info.
5473 (Add_archive_symbols::run): Record begin and end of an archive in
5475 (Lib_group::include_member): Record objects in incremental info.
5476 * archive.h (Incremental_archive_entry): Forward declaration.
5477 (Archive::set_incremental_info): New member function.
5478 (Archive::incremental_info): New member function.
5479 (Archive::Unused_symbol_iterator): New class.
5480 (Archive::unused_symbols_begin): New member function.
5481 (Archive::unused_symbols_end): New member function.
5482 (Archive::incremental_info_): New data member.
5483 * incremental-dump.cc (find_input_containing_global): New function.
5484 (dump_incremental_inputs): Dump new incremental info sections.
5485 * incremental.cc: Include symtab.h.
5486 (Output_section_incremental_inputs): New class.
5487 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
5488 new incremental info sections.
5489 (Sized_incremental_binary::do_check_inputs): Likewise.
5490 (Incremental_inputs::report_archive): Remove.
5491 (Incremental_inputs::report_archive_begin): New function.
5492 (Incremental_inputs::report_archive_end): New function.
5493 (Incremental_inputs::report_object): New function.
5494 (Incremental_inputs::finalize_inputs): Remove.
5495 (Incremental_inputs::report_input_section): New function.
5496 (Incremental_inputs::report_script): Rewrite.
5497 (Incremental_inputs::finalize): Do nothing but finalize string table.
5498 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5499 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5500 (Incremental_inputs::create_data_sections): New function.
5501 (Incremental_inputs::relocs_entsize): New function.
5502 (Output_section_incremental_inputs::set_final_data_size): New function.
5503 (Output_section_incremental_inputs::do_write): New function.
5504 (Output_section_incremental_inputs::write_header): New function.
5505 (Output_section_incremental_inputs::write_input_files): New function.
5506 (Output_section_incremental_inputs::write_info_blocks): New function.
5507 (Output_section_incremental_inputs::write_symtab): New function.
5508 * incremental.h (Incremental_script_entry): Forward declaration.
5509 (Incremental_object_entry): Forward declaration.
5510 (Incremental_archive_entry): Forward declaration.
5511 (Incremental_inputs): Forward declaration.
5512 (Incremental_inputs_header_data): Remove.
5513 (Incremental_inputs_header): Remove.
5514 (Incremental_inputs_header_write): Remove.
5515 (Incremental_inputs_entry_data): Remove.
5516 (Incremental_inputs_entry): Remove.
5517 (Incremental_inputs_entry_write): Remove.
5518 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
5519 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
5520 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5521 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
5523 (Incremental_input_entry): New class.
5524 (Incremental_script_entry): New class.
5525 (Incremental_object_entry): New class.
5526 (Incremental_archive_entry): New class.
5527 (Incremental_inputs::Incremental_inputs): Initialize new data members.
5528 (Incremental_inputs::report_inputs): Remove.
5529 (Incremental_inputs::report_archive): Remove.
5530 (Incremental_inputs::report_archive_begin): New function.
5531 (Incremental_inputs::report_archive_end): New function.
5532 (Incremental_inputs::report_object): Change prototype.
5533 (Incremental_inputs::report_input_section): New function.
5534 (Incremental_inputs::report_script): Change prototype.
5535 (Incremental_inputs::get_reloc_count): New function.
5536 (Incremental_inputs::set_reloc_count): New function.
5537 (Incremental_inputs::create_data_sections): New function.
5538 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5539 (Incremental_inputs::inputs_section): New function.
5540 (Incremental_inputs::symtab_section): New function.
5541 (Incremental_inputs::relocs_section): New function.
5542 (Incremental_inputs::get_stringpool): Add const.
5543 (Incremental_inputs::command_line): Add const.
5544 (Incremental_inputs::inputs): Remove.
5545 (Incremental_inputs::command_line_key): New function.
5546 (Incremental_inputs::input_file_count): New function.
5547 (Incremental_inputs::input_files): New function.
5548 (Incremental_inputs::relocs_entsize): New function.
5549 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5550 (Incremental_inputs::finalize_inputs): Remove.
5551 (Incremental_inputs::Input_info): Remove.
5552 (Incremental_inputs::lock_): Remove.
5553 (Incremental_inputs::inputs_): Change type.
5554 (Incremental_inputs::inputs_map_): Remove.
5555 (Incremental_inputs::current_object_entry_): New data member.
5556 (Incremental_inputs::inputs_section_): New data member.
5557 (Incremental_inputs::symtab_section_): New data member.
5558 (Incremental_inputs::relocs_section_): New data member.
5559 (Incremental_inputs::reloc_count_): New data member.
5560 (Incremental_inputs_reader): New class.
5561 (Incremental_symtab_reader): New class.
5562 (Incremental_relocs_reader): New class.
5563 * layout.cc (Layout::finalize): Move finalization of incremental info
5564 and creation of incremental info sections to follow finalization of
5565 symbol table. Set offsets for postprocessing sections.
5566 (Layout::create_incremental_info_sections): Call
5567 Incremental_inputs::create_data_sections. Add incremental symtab
5568 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
5569 sections to layout after input sections.
5570 * layout.h (struct Timespec): Forward declaration.
5571 (Layout::incremental_inputs): Add const.
5572 (Layout::create_incremental_info_sections): Add parameter.
5573 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
5574 * object.cc: Include incremental.h.
5575 (Relobj::finalize_incremental_relocs): New function.
5576 (Sized_relobj::do_layout): Record input sections in incremental info.
5577 * object.h (Object::output_section): New function.
5578 (Object::output_section_offset): Moved from Relobj.
5579 (Object::get_incremental_reloc_base): New function.
5580 (Object::get_incremental_reloc_count): New function.
5581 (Object::do_output_section): New function.
5582 (Object::do_output_section_offset): Moved from Relobj.
5583 (Object::do_get_incremental_reloc_base): New function.
5584 (Object::do_get_incremental_reloc_count): New function.
5585 (Object::Object): Initialize new data members.
5586 (Relobj::output_section): Renamed do_output_section and moved to
5588 (Relobj::output_section_offset): Moved to Object.
5589 (Relobj::do_get_incremental_reloc_base): New function.
5590 (Relobj::do_get_incremental_reloc_count): New function.
5591 (Relobj::allocate_incremental_reloc_counts): New function.
5592 (Relobj::count_incremental_reloc): New function.
5593 (Relobj::finalize_incremental_relocs): New function.
5594 (Relobj::next_incremental_reloc_index): New function.
5595 (Relobj::reloc_counts_): New data member.
5596 (Relobj::reloc_bases_): New data member.
5597 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
5598 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
5599 (Sized_relobj::incremental_relocs_scan): New function.
5600 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5601 (Sized_relobj::incremental_relocs_write): New function.
5602 (Sized_relobj::incremental_relocs_write_reltype): New function.
5603 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
5605 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
5606 archives and object files elsewhere.
5607 (Add_symbols::run): Report object files here.
5608 (Finish_group::run): Report end of archive at end of group.
5609 * reloc.cc: Include layout.h, incremental.h.
5610 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
5611 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
5612 (Sized_relobj::incremental_relocs_scan): New function.
5613 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5614 (Sized_relobj::do_relocate_sections): Write incremental relocations.
5615 (Sized_relobj::incremental_relocs_write): New function.
5616 (Sized_relobj::incremental_relocs_write_reltype): New function.
5617 * script.cc (read_input_script): Rewrite test for incremental link.
5618 Change call to Incremental_inputs::report_script.
5619 * symtab.h (Symbol_table::first_global_index): New function.
5620 (Symbol_table::output_count): New function.
5622 2010-08-12 Doug Kwan <dougkwan@google.com>
5624 * arm.cc (Target_arm::merge_object_attributes): Check command line
5625 options --no-wchar-size-warning and --no-enum-size-warning.
5626 * options.h (General_options): Add ld-compatible options
5627 --no-enum-size-warning and --no-wchar-size-warning.
5629 2010-08-04 Ian Lance Taylor <iant@google.com>
5631 * x86_64.cc (Target_x86_64::Scan::local): Use
5632 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
5633 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
5634 (Target_x86_64::Scan::global): Likewise.
5635 (Target_x86_64::Relocate::relocate): Likewise.
5636 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
5639 2010-08-03 Cary Coutant <ccoutant@google.com>
5641 * merge.cc (Output_merge_string::do_add_input_section): Count strings
5642 to reserve space in merged_strings vector. Keep total input size
5644 (Output_merge_string::do_print_merge_stats): Print total input size.
5645 * merge.h (Output_merge_string): Add input_size_ field.
5646 * stringpool.cc (Stringpool_template::string_length): Move
5647 implementations out of Stringpool_template class and place in
5649 * stringpool.h (string_length): Move out of Stringpool_template.
5651 2010-08-03 Ian Lance Taylor <iant@google.com>
5654 * layout.cc (relaxation_loop_body): If address of load segment is
5655 set, adjust address to include headers if possible.
5657 2010-08-03 Ian Lance Taylor <iant@google.com>
5659 * version.cc (version_string): Bump to 1.10.
5661 2010-08-03 Ian Lance Taylor <iant@google.com>
5664 * layout.h (enum Output_section_order): Define.
5665 (class Layout): Update declarations.
5666 * layout.cc (Layout::get_output_section): Add order parameter.
5667 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
5668 is_first_non_relro parameters. Change all callers.
5669 (Layout::choose_output_section): Likewise.
5670 (Layout::add_output_section_data): Likewise.
5671 (Layout::make_output_section): Likewise. Set order.
5672 (Layout::default_section_order): New function.
5673 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
5674 * output.cc (Output_section::Output_section): Initialize order_.
5675 Don't initialize deleted fields.
5676 (Output_segment::Output_segment): Don't initialize deleted
5678 (Output_segment::add_output_section_to_load): New function
5679 replacing add_output_section. Change all callers to call this or
5680 add_output_section_to_nonload.
5681 (Output_segment::add_output_section_to_nonload): New function.
5682 (Output_segment::remove_output_section): Rewrite.
5683 (Output_segment::add_initial_output_data): Likewise.
5684 (Output_segment::has_any_data_sections): Likewise.
5685 (Output_segment::is_first_section_relro): Likewise.
5686 (Output_segment::maximum_alignment): Likewise.
5687 (Output_segment::has_dynamic_reloc): New function replacing
5688 dynamic_reloc_count. Change all callers.
5689 (Output_segment::has_dynamic_reloc_list): New function replacing
5690 dynamic_reloc_count_list. Change all callers.
5691 (Output_segment::set_section_addresses): Rewrite.
5692 (Output_segment::set_offset): Rewrite.
5693 (Output_segment::find_first_and_last_list): Remove.
5694 (Output_segment::set_tls_offsets): Rewrite.
5695 (Output_segment::first_section_load_address): Likewise.
5696 (Output_segment::output_section_count): Likewise.
5697 (Output_segment::section_with_lowest_load_address): Likewise.
5698 (Output_segment::write_section_headers): Likewise.
5699 (Output_segment::print_sections_to_map): Likewise.
5700 * output.h (class Output_data): Remove dynamic_reloc_count_
5701 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
5702 (Output_data::add_dynamic_reloc): Rewrite.
5703 (Output_data::has_dynamic_reloc): New function.
5704 (Output_data::dynamic_reloc_count): Remove.
5705 (class Output_section): Add order_ field. Remvoe is_relro_local_,
5706 is_last_relro_, is_first_non_relro_, is_interp_,
5707 is_dynamic_linker_section_ fields. Add order and set_order
5708 functions. Remove is_relro_local, set_is_relro_local,
5709 is_last_relro, set_is_last_relro, is_first_non_relro,
5710 set_is_first_non_relro functions, is_interp, set_is_interp,
5711 is_dynamic_linker_section, and set_is_dynamic_linker_section
5713 (class Output_segment): Change Output_data_list from std::list to
5714 std:;vector. Add output_lists_ field. Remove output_data_ and
5715 output_bss_ fields. Update declarations.
5717 2010-08-02 Ian Lance Taylor <iant@google.com>
5719 * arm.cc (Target_arm::gc_process_relocs): Use typename.
5720 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5721 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
5723 2010-08-02 Ian Lance Taylor <iant@google.com>
5726 * script.cc (Script_options::Script_options): Initialize
5727 symbol_definitions_ and symbol_references_.
5728 (Script_options::add_symbol_assignment): Update
5729 symbol_definitions_ and symbol_references_.
5730 (Script_options::add_symbol_reference): New function.
5731 (script_symbol): New function.
5732 * script.h (class Script_options): Add symbol_definitions_ and
5733 symbol_references_ fields.
5734 (Script_options::referenced_const_iterator): New type.
5735 (Script_options::referenced_begin): New function.
5736 (Script_options::referenced_end): New function.
5737 (Script_options::is_referenced): New function.
5738 (Script_options::any_unreferenced): New function.
5739 * script-c.h (script_symbol): Declare.
5740 * yyscript.y (exp): Call script_symbol.
5741 * symtab.cc: Include "script.h".
5742 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
5743 Change all callers. Check symbols referenced by scripts.
5744 (Symbol_table::add_undefined_symbols_from_command_line): Add
5745 layout parameter. Change all callers.
5746 (Symbol_table::do_add_undefined_symbols_from_command_line):
5747 Likewise. Break out loop body. Check symbols referenced by
5749 (Symbol_table::add_undefined_symbol_from_command_line): New
5750 function broken out of
5751 do_add_undefined_symbols_from_command_line.
5752 * symtab.h (class Symbol_table): Update declarations.
5753 * archive.cc: Include "layout.h".
5754 (Archive::should_include_member): Add layout parameter. Change
5755 all callers. Check for symbol mentioned in expression.
5756 * archive.h (class Archive): Update declaration.
5757 * object.cc (Sized_relobj::do_should_include_member): Add layout
5759 * object.h (Object::should_include_member): Add layout parameter.
5761 (Object::do_should_include_member): Add layout parameter.
5762 (class Sized_relobj): Update declaration.
5763 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
5765 * dynobj.h (class Sized_dynobj): Update declaration.
5766 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
5768 * plugin.h (class Sized_pluginobj): Update declaration.
5770 2010-08-02 Ian Lance Taylor <iant@google.com>
5773 * output.cc (Output_segment::set_offset): Search for the first and
5774 last sections rather than assuming that the list is in order.
5775 (Output_segment::find_first_and_last_list): New function.
5776 * output.h (class Output_segment): Update declarations.
5777 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
5778 (relro_strip_test_SOURCES): New variable.
5779 (relro_strip_test_DEPENDENCIES): New variable.
5780 (relro_strip_test_LDFLAGS): New variable.
5781 (relro_strip_test_LDADD): New variable.
5782 (relro_strip_test.so): New target.
5784 2010-08-02 Ian Lance Taylor <iant@google.com>
5786 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5787 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5788 (Target_i386::got_tlsdesc_section): New function.
5789 (Target_i386::got_section): Create space for GOT entries for
5790 TLSDESC relocations.
5791 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5793 (Target_i386::Scan::global): Likewise.
5794 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5796 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5797 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5798 (Target_x86_64::got_tlsdesc_section): New function.
5799 (Target_x86_64::got_section): Create space for GOT entries for
5800 TLSDESC relocations.
5801 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5803 (Target_x86_64::Scan::global): Likewise.
5804 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5807 2010-08-02 Ian Lance Taylor <iant@google.com>
5809 * testsuite/final_layout.sh: Use dc to convert from hex to
5812 2010-07-29 Sriraman Tallam <tmsriram@google.com>
5814 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5815 paramter to the call to gold::gc_process_relocs.
5816 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5817 paramter to the call to gold::gc_process_relocs.
5818 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5819 parameter to the call to gold::gc_process_relocs.
5820 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
5821 template parameter to the call to gold::gc_process_relocs.
5822 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
5823 paramter to the call to gold::gc_process_relocs.
5824 * gc.h (get_embedded_addend_size): New function.
5825 (gc_process_relocs): Save the size of the reloc for use by ICF.
5826 * icf.cc (get_section_contents): Get the addend from the text section
5827 for SHT_REL relocation sections.
5828 * icf.h (Icf::Reloc_addend_size_info): New typedef.
5829 (Icf::Reloc_info): Add new member reloc_addend_size_info.
5830 * int_encoding.h (read_from_pointer): New overloaded function.
5831 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
5832 * testsuite/icf_sht_rel_addend_test.sh: New file.
5833 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
5834 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
5836 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5838 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
5839 * Makefile.in: Regenerate.
5840 * testsuite/Makefile.in: Regenerate.
5842 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
5844 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
5845 * gold/testsuite/debug_msg.cc: Likewise.
5846 * gold/testsuite/odr_violation1.cc
5847 * gold/testsuite/odr_violation2.cc
5849 2010-07-21 Cary Coutant <ccoutant@google.com>
5851 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
5852 string, and length fields.
5853 (Output_merge_string::Merged_strings_list): New type.
5854 (Output_merge_string::Merged_strings_lists): New typedef.
5855 (Output_merge_string): Replace merged_strings_ with
5856 merged_strings_lists_.
5857 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
5858 Merged_strings_list per input object and section. Don't store pointer
5859 to the string. Don't store length with each merged string entry.
5860 (Output_merge_string::finalize_merged_data): Loop over list of merged
5861 strings lists. Recompute length of each merged string.
5863 2010-07-15 Cary Coutant <ccoutant@google.com>
5865 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
5868 2010-07-14 Ian Lance Taylor <iant@google.com>
5870 * descriptors.cc (Descriptors::open): Report correct name in error
5873 2010-07-13 Doug Kwan <dougkwan@google.com>
5875 * arm.cc (Arm_input_section::Arm_input_section): For a
5876 SHT_ARM_EXIDX section, always keeps the input sections.
5877 (Arm_input_section::set_exidx_section_link): New method.
5878 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
5879 has_errors_ to false.
5880 (Arm_exidx_input_section::has_errors,
5881 Arm_exidx_input_section::set_has_errors): New methods.
5882 (Arm_exidx_input_section::has_errors_): New data member.
5883 (Arm_relobj::get_exidx_shndx_list): New method.
5884 (Arm_output_section::append_text_sections_to_list): Do not skip
5885 section without SHF_EXECINSTR.
5886 (Arm_output_section::fix_exidx_coverage): Skip input sections with
5888 (Arm_relobj::make_exidx_input_section): Add new parameter for text
5889 section header. Make error messages more verbose. Check for
5890 a non-executable section linked to an EXIDX section.
5891 (Arm_relobj::do_read_symbols): Remove error checking, which has been
5892 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
5893 check that there is no deferred EXIDX section if we exit early.
5894 Instead of not making an EXIDX section in case of an error, make one
5895 and set the has_errors flag of it.
5896 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
5897 in a relocatable link.
5898 (Target_arm::do_relax): Look for the EXIDX output section instead of
5899 assuming that it is called .ARM.exidx.
5900 (Target_arm::fix_exidx_coverage): Add a new parameter for input
5901 section list. Do not check for SHF_EXECINSTR section flags but
5902 skip any input section with errors.
5903 * output.cc (Output_section::Output_section): Initialize
5904 always_keeps_input_sections_ to false.
5905 (Output_section::add_input_section): Check for
5906 always_keeps_input_sections_.
5907 * output.h (Output_section::always_keeps_input_sections,
5908 Output_section::set_always_keeps_input_sections): New methods.
5909 (Output_section::always_keeps_input_sections): New data member.
5911 2010-07-13 Rafael Espindola <espindola@google.com>
5913 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
5914 * fileread.h (Input_file): Add try_extra_search_path and find_file.
5916 2010-07-13 Philip Herron <herron.philip@googlemail.com>
5917 Ian Lance Taylor <iant@google.com>
5919 * output.h (Output_section_lookup_maps::add_merge_section):
5920 Correct check of whether value was inserted.
5921 (Output_section_lookup_maps::add_merge_input_section): Likewise.
5922 (Output_section_lookup_maps::add_relaxed_input_section):
5924 * arm.cc (Target_arm::got_section): Remove used local os.
5925 * i386.cc (Target_i386::got_section): Likewise.
5926 * x86_64.cc (Target_x86_64::got_section): Likewise.
5927 * sparc.cc (Target_sparc::got_section): Likewise.
5928 (Target_sparc::relocate): Remove unused local have_got_offset.
5929 * powerpc.cc (Target_powerpc::relocate): Likewise.
5931 2010-07-13 Ian Lance Taylor <iant@google.com>
5933 * compressed_output.cc (zlib_decompress): Fix signature in
5936 * archive.cc (Archive::include_member): Unlock an external member
5937 of a thin archive. Don't bother to delete an object we know is
5940 2010-07-12 Cary Coutant <ccoutant@google.com>
5942 * compressed_output.cc (zlib_decompress): New function.
5943 (get_uncompressed_size): New function.
5944 (decompress_input_section): New function.
5945 * compressed_output.h (get_uncompressed_size): New function.
5946 (decompress_input_section): New function.
5947 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
5948 Handle compressed debug sections.
5949 * layout.cc (is_compressed_debug_section): New function.
5950 (Layout::output_section_name): Map compressed section names to
5952 * layout.h (is_compressed_debug_section): New function.
5953 (is_debug_info_section): Recognize compressed debug sections.
5954 * merge.cc: Include compressed_output.h.
5955 (Output_merge_data::do_add_input_section): Handle compressed
5957 (Output_merge_string::do_add_input_section): Handle compressed
5959 * object.cc: Include compressed_output.h.
5960 (Sized_relobj::Sized_relobj): Initialize new data members.
5961 (build_compressed_section_map): New function.
5962 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
5963 * object.h (Object::section_is_compressed): New method.
5964 (Object::do_section_is_compressed): New method.
5965 (Sized_relobj::Compressed_section_map): New type.
5966 (Sized_relobj::do_section_is_compressed): New method.
5967 (Sized_relobj::compressed_sections_): New data member.
5968 * output.cc (Output_section::add_input_section): Handle compressed
5970 * reloc.cc: Include compressed_output.h.
5971 (Sized_relobj::write_sections): Handle compressed debug sections.
5973 2010-07-08 Cary Coutant <ccoutant@google.com>
5975 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5976 weak when resolving to a dynamic def.
5977 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5978 for weak undef/dynamic def cases. Adjust callers.
5979 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5980 undef_binding_weak_.
5981 (Symbol_table::sized_write_globals): Adjust symbol binding.
5982 (Symbol_table::sized_write_symbol): Add binding parameter.
5983 * symtab.h (Symbol::set_undef_binding): New method.
5984 (Symbol::is_undef_binding_weak): New method.
5985 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5986 (Symbol_table::should_override): Add new parameter.
5987 (Symbol_table::sized_write_symbol): Add new parameter.
5989 * testsuite/weak_undef_file1.cc: Add new test case.
5990 * testsuite/weak_undef_file2.cc: Fix header comment.
5991 * testsuite/weak_undef_test.cc: Add new test case.
5993 2010-06-29 Doug Kwan <dougkwan@google.com>
5995 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5996 Initialize USE_SYMBOL_.
5997 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5999 (Arm_reloc_property::uses_symbol_): New data member declaration.
6000 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
6001 uses symbol value and symbol is undefined but not weakly undefined.
6003 2010-06-28 Rafael Espindola <espindola@google.com>
6005 * plugin.cc (Plugin::load): Use dlerror.
6007 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
6009 * symtab.cc (detect_odr_violations): When reporting an ODR
6010 violation, report an object where the symbol is defined.
6012 2010-06-25 Doug Kwan <dougkwan@google.com>
6014 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
6015 (Target_arm::section_may_have_icf_unsafe_pointers): New method
6017 (Target_arm::Scan::local_reloc_may_be_function_pointer,
6018 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
6019 target hook to detect function points.
6020 (Target_arm::Scan::possible_function_pointer_reloc): New method.
6021 * icf.h (Icf::check_section_for_function_pointers): Change type of
6022 parameter SECTION_NAME to const reference to std::string. Use
6023 target hook to determine if section may have unsafe pointers.
6024 * target.h (Target::section_may_have_icf_unsafe_pointers): New
6027 2010-06-21 Rafael Espindola <espindola@google.com>
6029 * fileread.cc (Input_file::find_fie): New
6030 (Input_file::open): Use Input_file::find_fie.
6031 * fileread.h (Input_file::find_fie): New
6032 * plugin.cc (set_extra_library_path): New.
6033 (Plugin::load): Add set_extra_library_path to the transfer vector.
6034 (Plugin_manager::set_extra_library_path): New.
6035 (Plugin_manager::add_input_file): Use the extra search path if set.
6036 (set_extra_library_path(): New.
6037 * plugin.h (Plugin_manager): Add set_extra_library_path and
6040 2010-06-19 Cary Coutant <ccoutant@google.com>
6042 * layout.cc (gdb_sections): Add .debug_types.
6043 (lines_only_debug_sections): Likewise.
6045 2010-06-18 Rafael Espindola <espindola@google.com>
6047 * plugin.cc (add_input_file,add_input_library)
6048 (Plugin_manager::add_input_file): Make filename arguments const.
6049 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
6052 2010-06-16 Doug Kwan <dougkwan@google.com>
6054 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
6055 .ARM.attributes section if we have not merged any input
6056 attributes sections.
6058 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6060 * arm.cc: Allow combining objects with no EABI version
6063 2010-06-15 Rafael Espindola <espindola@google.com>
6065 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
6067 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6069 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
6070 (struct iovec): Correct !HAVE_READV definition.
6072 2010-06-10 Cary Coutant <ccoutant@google.com>
6074 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
6075 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
6077 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
6080 * symtab.h (Symbol::is_placeholder): New member function.
6081 * target-reloc.h (relocate_section): Check for placeholder symbols.
6083 * testsuite/Makefile.am (plugin_test_8): New test.
6084 (plugin_test_9): New test.
6085 * testsuite/Makefile.in: Regenerate.
6087 2010-06-09 Nick Clifton <nickc@redhat.com>
6089 * yyscript.y (input_list_element): Allow strings prefixed with
6090 the '-' character. Treat these as libraries.
6091 * script.cc (script_add_library): New function. Adds a library
6092 specified by "-l<name>" found in an input script.
6093 * script-c.h: Add prototype for script_add_library.
6095 2010-06-07 Doug Kwan <dougkwan@google.com>
6097 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
6098 Restrict stub-group size to be within long conditional branch
6099 range when working around cortex-A8 erratum.
6101 2010-06-07 Damien Diederen <dd@crosstwine.com>
6103 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
6106 2010-06-03 Sriraman Tallam <tmsriram@google.com>
6110 (Output_section::Input_section_sort_entry::compare_section_ordering):
6111 Change to return non-zero correctly.
6112 (Output_section::Input_section_sort_section_order_index_compare
6113 ::operator()): Change to fix ambiguity in comparisons.
6115 2010-06-01 Sriraman Tallam <tmsriram@google.com>
6117 * gold.h (is_wildcard_string): New function.
6118 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
6119 (Layout::layout_eh_frame): Ditto.
6120 (Layout::find_section_order_index): New method.
6121 (Layout::read_layout_from_file): New method.
6122 * layout.h (Layout::find_section_order_index): New method.
6123 (Layout::read_layout_from_file): New method.
6124 (Layout::input_section_position_): New private member.
6125 (Layout::input_section_glob_): New private member.
6126 * main.cc (main): Call read_layout_from_file here.
6127 * options.h (--section-ordering-file): New option.
6128 * output.cc (Output_section::input_section_order_specified_): New
6130 (Output_section::Output_section): Initialize new member.
6131 (Output_section::add_input_section): Add new parameter.
6132 Keep input sections when --section-ordering-file is used.
6133 (Output_section::set_final_data_size): Sort input sections when
6134 section ordering file is specified.
6135 (Output_section::Input_section_sort_entry): Add new parameter.
6137 (Output_section::Input_section_sort_entry::compare_section_ordering):
6139 (Output_section::Input_section_sort_compare::operator()): Change to
6140 consider section_order_index.
6141 (Output_section::Input_section_sort_init_fini_compare::operator()):
6142 Change to consider section_order_index.
6143 (Output_section::Input_section_sort_section_order_index_compare
6144 ::operator()): New method.
6145 (Output_section::sort_attached_input_sections): Change to sort
6146 according to section order when specified.
6147 (Output_section::add_input_section<32, true>): Add new parameter.
6148 (Output_section::add_input_section<64, true>): Add new parameter.
6149 (Output_section::add_input_section<32, false>): Add new parameter.
6150 (Output_section::add_input_section<64, false>): Add new parameter.
6151 * output.h (Output_section::add_input_section): Add new parameter.
6152 (Output_section::input_section_order_specified): New
6154 (Output_section::set_input_section_order_specified): New method.
6155 (Input_section::Input_section): Initialize section_order_index_.
6156 (Input_section::section_order_index): New method.
6157 (Input_section::set_section_order_index): New method.
6158 (Input_section::section_order_index_): New member.
6159 (Input_section::Input_section_sort_section_order_index_compare): New
6161 (Output_section::input_section_order_specified_): New member.
6162 * script-sections.cc (is_wildcard_string): Delete and move modified
6164 (Output_section_element_input::Output_section_element_input): Modify
6165 call to is_wildcard_string.
6166 (Output_section_element_input::Input_section_pattern
6167 ::Input_section_pattern): Ditto.
6168 (Output_section_element_input::Output_section_element_input): Ditto.
6169 * testsuite/Makefile.am (final_layout): New test case.
6170 * testsuite/Makefile.in: Regenerate.
6171 * testsuite/final_layout.cc: New file.
6172 * testsuite/final_layout.sh: New file.
6174 2010-06-01 Rafael Espindola <espindola@google.com>
6176 * plugin.cc (Plugin::load): Pass the output name to the plugin.
6178 2010-06-01 Rafael Espindola <espindola@google.com>
6180 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
6181 visibility of symbols.
6183 2010-05-27 Doug Kwan <dougkwan@google.com>
6185 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
6186 from start of output section instead of address for a local symbol
6187 in a merged or relaxed section when doing a relocatable link.
6189 2010-05-26 Rafael Espindola <espindola@google.com>
6192 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
6193 adding sections the garbage collector removed.
6194 * gold/testsuite/Makefile.am: Add test.
6195 * gold/testsuite/Makefile.in: Regenerate.
6196 * gold/testsuite/plugin_test_7.sh: New.
6197 * gold/testsuite/plugin_test_7_1.c: New.
6198 * gold/testsuite/plugin_test_7_2.c: New.
6200 2010-05-26 Rafael Espindola <espindola@google.com>
6202 * script-sections.cc (Output_section_definition::set_section_addresses):
6203 Check for --section-start.
6205 2010-05-26 Doug Kwan <dougkwan@google.com>
6207 * arm.cc (Arm_scan_relocatable_relocs): New class.
6208 (Target_arm::relocate_special_relocatable): New method.
6209 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
6210 (Arm_relocate_functions::thumb_branch_common): Same.
6211 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
6212 instead of Default_scan_relocatable_relocs.
6213 * target-reloc.h (relocate_for_relocatable): Let target handle
6214 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
6215 * target.h (Sized_target::relocate_special_relocatable): New method.
6217 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6219 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
6221 2010-05-23 Doug Kwan <dougkwan@google.com>
6223 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
6225 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
6226 with a direct branch, not a conditional branch, to a stub.
6227 * merge.cc (Output_merge_base::record_input_section): New method
6229 (Output_merge_data::do_add_input_section): Record input section if
6230 keeps-input-sections flag is set.
6231 (Output_merge_string::do_add_input_section): Ditto.
6232 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
6233 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
6235 (Output_merge_base::keeps_input_sections,
6236 Output_merge_base::set_keeps_input_sections,
6237 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
6239 (Output_merge_base::Input_sections): New type declaration.
6240 (Output_merge_base::input_sections_begin,
6241 Output_merge_base::input_sections_end,
6242 Output_merge_base::do_set_keeps_input_sections): New method definitions.
6243 (Output_merge_base::bool keeps_input_sections_,
6244 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
6245 Output_merge_base::input_sections_): New data members.
6246 (Output_merge_data::do_set_keeps_input_sections): New method
6248 (Output_merge_string::do_set_keeps_input_sections): Ditto.
6249 * output.cc (Output_section::Input_section::relobj): Move method
6250 defintion from class declaration to here and handle merge sections.
6251 (Output_section::Input_section::shndx): Ditto.
6252 (Output_section::Output_section): Remove initializations of removed
6253 data members and initialize new data member LOOKUP_MAPS_.
6254 (Output_section::add_input_section): Set keeps-input-sections flag
6255 for a newly created merge output section as appropriate. Adjust code
6256 to use Output_section_lookup_maps class.
6257 (Output_section::add_relaxed_input_section): Adjst code for lookup
6258 maps code refactoring.
6259 (Output_section::add_merge_input_section): Add a new parameter
6260 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
6261 class. If adding input section to a newly created merge output
6262 section fails, remove the new merge section.
6263 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
6264 Adjust code for use of the Output_section_lookup_maps class.
6265 (Output_section::find_merge_section): Ditto.
6266 (Output_section::build_lookup_maps): New method defintion.
6267 (Output_section::find_relaxed_input_section): Adjust code to use
6268 Output_section_lookup_maps class.
6269 (Output_section::get_input_sections): Export merge sections. Adjust
6270 code to use Output_section_lookup_maps class.
6271 (Output_section:::add_script_input_section): Adjust code to use
6272 Output_section_lookup_maps class. Update lookup maps for merge
6274 (Output_section::discard_states): Use Output_section_lookup_maps.
6275 (Output_section::restore_states): Same.
6276 * output.h (Merge_section_properties): Move class defintion out of
6278 (Output_section_lookup_maps): New class.
6279 (Output_section::Input_section::is_merge_section): New method
6281 (Output_section::Input_section::relobj): Move defintion out of class
6282 defintion. Declare method only.
6283 (Output_section::Input_section::shndx): Ditto.
6284 (Output_section::Input_section::output_merge_base): New method defintion.
6285 (Output_section::Input_section::u2_.pomb): New union field.
6286 (Output_section::Merge_section_by_properties_map,
6287 Output_section::Output_section_data_by_input_section_map,
6288 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
6290 (Output_section::add_merge_input_section): Add new parameter
6291 KEEPS_INPUT_SECTIONS.
6292 (Output_section::build_lookup_maps): New method declaration.
6293 (Output_section::merge_section_map_,
6294 Output_section::merge_section_by_properties_map_,
6295 Output_section::relaxed_input_section_map_,
6296 Output_section::is_relaxed_input_section_map_valid_): Remove data
6298 (Output_section::lookup_maps_): New data member.
6300 2010-05-21 Doug Kwan <dougkwan@google.com>
6303 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
6304 avoid a compilation error.
6306 2010-05-19 Rafael Espindola <espindola@google.com>
6308 * script-sections.cc (Output_section_definition::allocate_to_segment):
6309 Update the phdrs_list even when the output section is NULL.
6310 * testsuite/Makefile.am: Add test.
6311 * testsuite/Makefile.in: Regenerate.
6312 * testsuite/script_test_9.cc: New.
6313 * testsuite/script_test_9.sh: New.
6314 * testsuite/script_test_9.t: New.
6316 2010-05-19 Doug Kwan <dougkwan@google.com>
6318 * arm.cc (Arm_input_section::original_size): New method.
6319 (Arm_input_section::do_addralign): Add a cast.
6320 (Arm_input_section::do_output_offset): Remove static cast.
6321 (Arm_input_section::original_addralign,
6322 Arm_input_section::original_size_): Change type to uint32_t.
6323 (Arm_input_section::init): Add safe casts for section alignment
6325 (Arm_input_section::set_final_data_size): Do not set address and
6326 offset of stub table.
6327 (Arm_output_section::fix_exidx_coverage): Change use of of
6328 Output_section::Simple_input_section to that of
6329 Output_section::Input_section.
6330 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
6331 except for the first pass.
6332 * output.cc (Output_section::get_input_sections): Change type of
6333 input_sections to std::list<Input_section>.
6334 (Output_section::add_script_input_section): Rename from
6335 Output_section::add_simple_input_section. Change type of SIS
6336 parameter from Simple_input_section to Input_section.
6337 * output.h (Output_section::Simple_input_section): Remove class.
6338 (Output_section::Input_section): Change class visibility to public.
6339 (Output_section::Input_section::addralign): Use stored alignments
6340 for special input sections if set.
6341 (Output_section::Input_section::set_addralign): New method.
6342 (Output_section::get_input_sections): Change parameter type from
6343 list of Simple_input_section to list of Input_section.
6344 (Output_section::add_script_input_section): Rename from
6345 Output_section::add_simple_input_section. Change first parameter's
6346 type from Simple_input_section to Input_section and remove the
6347 second and third parameters.
6348 * script-sections.cc (Input_section::Input_section_list): Change
6349 type to list of Output_section::Input_section/
6350 (Input_section_info::Input_section_info): Change parameter type of
6351 INPUT_SECTION to Output_section::Input_section.
6352 (Input_section_info::input_section): Change return type.
6353 (Input_section_info::input_section_): Change type to
6354 Output_section::Input_section.
6355 (Output_section_element_input::set_section_addresses): Adjust code
6356 to use Output_section::Input_section instead of
6357 Output_section::Simple_input_section. Adjust code for renaming
6358 of Output_section::add_simple_input_section.
6359 (Orphan_output_section::set_section_addresses): Ditto.
6361 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6363 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
6364 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
6366 2010-05-18 Rafael Espindola <espindola@google.com>
6368 * options.cc (General_options::finalize): Handle -nostdlib.
6369 * options.h (nostdlib): New option.
6370 * script.cc (script_add_search_dir): Handle -nostdlib.
6372 2010-05-12 Doug Kwan <dougkwan@google.com>
6374 * arm.cc (Target_arm::do_finalize_sections): Create an empty
6375 attributes section only if there no attributes section after merging.
6376 (Target_arm::merge_object_attributes): Move value of
6377 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
6378 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
6379 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
6380 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
6381 and arm_attr_merge_7.stdout.
6382 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
6383 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
6384 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
6385 arm_attr_merge_7b.o): New rules.
6386 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
6388 * testsuite/Makefile.in: Regenerate.
6389 * testsuite/arm_attr_merge.sh: New file.
6390 * testsuite/arm_attr_merge_[67][ab].s: Same.
6392 2010-05-05 Nick Clifton <nickc@redhat.com>
6394 * po/es.po: Updated Spanish translation.
6396 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6398 * Makefile.am (install-exec-local): Properly install gold as
6399 default cross linker.
6400 * Makefile.in: Regenerated.
6402 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6403 Nick Clifton <nickc@redhat.com>
6405 * configure.ac (install_as_default): Define and set to false
6406 unless --enable-gold or --enable-gold=both/gold has been
6408 * configure: Regenerate.
6410 * Makefile.am (install-exec-local): Install the executable as
6411 'ld.gold'. If install_as_default is true then also install it as
6413 * Makefile.in: Regenerated.
6415 2010-04-24 Ian Lance Taylor <iant@google.com>
6417 * layout.cc (Layout::layout_reloc): In relocatable link don't
6418 combine reloc sections for grouped sections.
6420 2010-04-23 Sriraman Tallam <tmsriram@google.com>
6422 * gc.h (gc_process_relocs): Pass information on relocs pointing to
6423 sections that are not ordinary to icf.
6424 * icf.cc (get_section_contents): Handle relocation pointing to section
6425 with no object or shndx information.
6426 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
6427 * testsuite/Makefile.in: Regenerate.
6428 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
6429 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
6431 2010-04-22 Ian Lance Taylor <iant@google.com>
6433 * expression.cc (Expression::Expression_eval_info): Add
6434 result_alignment_pointer field.
6435 (Expression::eval_with_dot): Add result_alignment_pointer
6436 parameter. Change all callers.
6437 (Expression::eval_maybe_dot): Likewise.
6438 (class Binary_expression): Add alignment_pointer parameter to
6439 left_value and right_value. Change all callers.
6440 (BINARY_EXPRESSION): Set result alignment.
6441 (class Trinary_expression): Add alignment_pointer parameter to
6442 arg2_value and arg3_value. Change all callers.
6443 (Trinary_cond::value): Set result alignment.
6444 (Max_expression::value, Min_expression::value): Likewise.
6445 (Align_expression::value): Likewise.
6446 * script-sections.cc (class Sections_element): Add dot_alignment
6447 parameter to set_section_addresses virtual function. Update
6449 (class Output_section_element): Likewise.
6450 (Script_sections::create_segments): Add dot_alignment parameter.
6452 (Script_sections::create_segments_from_phdrs_clause): Likewise.
6453 (Script_sections::set_phdrs_clause_addresses): Likewise.
6454 * script-sections.h: Update declarations.
6455 * script.h: Update declarations.
6456 * output.h (Output_segment::set_minimum_p_align): Don't decrease
6458 * testsuite/script_test_3.t: Set large alignment.
6459 * testsuite/script_test_3.sh: Make sure that at least one LOAD
6460 segment has expected alignment.
6462 2010-04-22 Nick Clifton <nickc@redhat.com>
6464 * po/gold.pot: Updated by the Translation project.
6465 * po/vi.po: Updated Vietnamese translation.
6467 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
6469 * testsuite/Makefile.am (check_PROGRAMS): Add
6470 icf_virtual_function_folding_test.
6471 * testsuite/Makefile.in: Regenerated.
6473 2010-04-15 Andrew Haley <aph@redhat.com>
6475 * options.h (merge_exidx_entries): New option.
6476 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
6477 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
6478 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
6479 (Target_arm::merge_exidx_entries): New function.
6480 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
6481 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
6482 to Arm_exidx_fixup constructor.
6483 Add new arg, merge_exidx_entries.
6484 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
6485 Arm_output_section::fix_exidx_coverage.
6487 2010-04-18 Sriraman Tallam <tmsriram@google.com>
6489 * icf.cc (get_section_contents): Check for preemptible functions.
6490 Ignore addend when appropriate.
6491 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
6493 (add_from_relobj): Check for section folded.
6494 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
6495 * symtab.h (should_add_dynsym_entry): Add new parameter.
6496 * target-reloc.h (scan_relocs): Check for section folded.
6497 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
6498 Check reloc types for function pointers in shared objects.
6499 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
6501 (icf_preemptible_functions_test): New test case.
6502 (icf_string_merge_test): New test case.
6503 * testsuite.Makefile.in: Regenerate.
6504 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
6505 bar_glob. Refactor code.
6506 * testsuite/icf_preemptible_functions_test.cc: New file.
6507 * testsuite/icf_preemptible_functions_test.sh: New file.
6508 * testsuite/icf_string_merge_test.cc: New file.
6509 * testsuite/icf_string_merge_test.sh: New file.
6510 * testsuite/icf_virtual_function_folding_test.cc: New file.
6511 * testsuite/icf_virtual_function_folding_test.sh: New file.
6513 2010-04-14 Doug Kwan <dougkwan@google.com>
6515 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
6516 for local symbol recounting if we remove a section due to ICF.
6517 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
6518 there are no regular objects in input.
6520 2010-04-13 Doug Kwan <dougkwan@google.com>
6522 * arm.cc (Arm_input_section::set_final_data_size): Compute
6523 accurate final data size instead of using current data size.
6525 2010-04-09 Doug Kwan <dougkwan@google.com>
6527 * layout.cc (Layout::choose_output_section): Handle script section
6529 (Layout::make_output_section_for_script): Add section type parameter.
6530 Handle script section types.
6531 * layout.h (Layout::make_output_section_for_script): Add section
6533 * output.cc (Output_section::Output_section): Initialize data member
6535 (Output_section::do_reset_address_and_file_offset): Do not set address
6536 to 0 if section is a NOLOAD section.
6537 * output.h (Output_section::is_noload): New method.
6538 (Output_section::set_is_noload): Ditto.
6539 (Output_section::is_noload_): New data member.
6540 * script-c.h (Script_section_type): New enum type.
6541 (struct Parser_output_section_header): Add new file section_type.
6542 * script-sections.cc (Sections_element::output_section_name): Add
6543 parameter for returning script section type.
6544 (Output_section_definition::output_section_name): Ditto.
6545 (Output_section_definition::section_type)P; New method.
6546 (Output_section_definiton::script_section_type_name): Ditto.
6547 (Output_section_definition::script_section_type_): New data member.
6548 (Output_section_definition::Output_section_definition): Initialize
6549 data member Output_section_definition::script_section_type_.
6550 (Output_section_definition::create_sections): Pass script section type
6551 to Layout::make_output_section_for_script.
6552 (Output_section_definition::output_section_name): Return script
6553 section type to caller.
6554 (Output_section_definition::set_section_address): Do not advance
6555 dot value and load address if section type is NOLOAD. Set address
6556 of NOLOAD sections regardless of section flags.
6557 (Output_section_definition::print): Print section type if it is
6558 not SCRIPT_SECTION_TYPE_NONE.
6559 (Output_section_definition::section_type): New method.
6560 (Output_section_definition::script_section_type_name): Ditto.
6561 (Script_sections::output_section_name): Add new parameter
6562 PSECTION_TYPE for returning script section type. Pass it to
6563 section elements. Handle discard sections.
6564 (Sort_output_sections::operator()): Handle NOLOAD sections.
6565 * script-sections.h (Script_sections::Section_type): New enum type.
6566 (Script_sections::output_section_name): Add a new parameter for
6567 returning script section type.
6568 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
6570 * yyscript.y (union): Add new field SECTION_TYPE.
6571 (COPY, DSECT, INFO, NOLOAD): New tokens.
6572 (opt_address_and_section_type): Change type to output_section_header.
6573 (section_type): New non-terminal
6574 (section_header): Handle section type.
6575 (opt_address_and_section_type): Return section type value.
6577 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
6579 * testsuite/plugin_common_test_1.c (foo): Add prototype.
6580 * testsuite/plugin_common_test_2.c (foo): Likewise.
6582 2010-04-08 Doug Kwan <dougkwan@google.com>
6584 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
6586 * output.cc (Output_section::add_merge_input_section): Simplify
6587 code and return status of Output_merge_base::add_input_section.
6588 Update merge section map only if Output_merge_base::add_input_section
6591 2010-04-07 Doug Kwan <dougkwan@google.com>
6593 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
6594 if section is marked as containing instructions but has no mapping
6596 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
6597 correct section index.
6598 (Arm_relobj::find_linked_text_section): Ditto.
6600 2010-04-07 Cary Coutant <ccoutant@google.com>
6602 * archive.cc (include_member): Destroy Read_symbols_data object before
6604 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
6605 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
6606 (Read_symbols_data::~Read_symbols_data) New destructor.
6607 (Section_relocs::Section_relocs) New constructor.
6608 (Section_relocs::~Section_relocs) New destructor.
6609 (Read_relocs_data::Read_relocs_data) New constructor.
6610 (Read_relocs_data::~Read_relocs_data) New destructor.
6611 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
6612 pointers to NULL after deleting.
6614 2010-04-07 Doug Kwan <dougkwan@google.com>
6616 * arm.cc: Replace "endianity" with "endianness" in comments.
6617 (Arm_exidx_cantunwind): Ditto.
6618 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
6619 (Arm_relobj::merge_flags_and_attributes): New method.
6620 (Arm_relobj::merge_flags_and_attributes_): New data member.
6621 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
6622 (Arm_relobj::scan_sections_for_stubs): Ditto.
6623 (Arm_relobj::do_read_symbols): Check to see if we really want to
6624 merge processor-specific flags and attributes. Exit early if
6625 an object is empty except for section names and the undefined symbol.
6626 (Target_arm::do_finalize_sections): Move check for ELF format to
6627 Arm_relobj::do_read_symbols. Merge processor specific flags and
6628 attributes from a regular object only when we have determined that
6629 it is aapropriate. Do not create an .ARM.attributes section in
6630 output if there is no regular input object.
6631 (Target_arm::merge_processor_specific_flags): Check
6632 --warn-mismatch before printing any error.
6633 (Target_arm::merge_object_attributes): Ditto.
6634 * gold.cc (queue_middle_tasks): Handle the case in which there is
6635 no regular object in input.
6636 * options.cc (General_options::parse_EB): New method.
6637 (General_options::parse_EL): Same.
6638 (General_options::General_options): Initialize endianness_.
6639 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
6641 (General_options::Endianness): New enum.
6642 (General_options::endianness): New method.
6643 (General_options::endianness_): New data member.
6644 * parameters.cc (Parameters::set_options): Check target endianness.
6645 (Parameters::set_target_once): Ditto.
6646 (Parameters::check_target_endianness): New method.
6647 (parameters_force_valid_target): If either -EL or -EB is specified,
6648 use it to define endianness of default target.
6649 * parameters.h (Parameters::check_target_endianness): New method
6651 * target.h (class Target): Change "endianity" to "endianness"
6654 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6656 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
6657 * configure: Regenerate.
6658 * Makefile.in: Regenerate.
6659 * testsuite/Makefile.in: Regenerate.
6661 2010-04-06 Cary Coutant <ccoutant@google.com>
6664 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
6665 prevailing definitions of common symbols.
6666 * testsuite/plugin_test_6.sh: New test case.
6667 * testsuite/plugin_common_test_1.c: New test case.
6668 * testsuite/plugin_common_test_2.c: New test case.
6669 * testsuite/Makefile.am (plugin_test_6): New test case.
6670 * testsuite/Makefile.in: Regenerate.
6672 2010-04-06 Nick Clifton <nickc@redhat.com>
6674 * po/vi.po: New Vietnamese translation.
6676 2010-03-30 Doug Kwan <dougkwan@google.com>
6678 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
6680 2010-03-25 Doug Kwan <dougkwan@google.com>
6682 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
6683 to avoid a conversion warning on a 32-bit host.
6685 2010-03-24 Ian Lance Taylor <iant@google.com>
6687 * testsuite/script_test_3.t: Add a TLS segment.
6688 * testsuite/Makefile.am (check_PROGRAMS): Add
6689 tls_phdrs_script_test.
6690 (tls_phdrs_script_test_SOURCES): Define.
6691 (tls_phdrs_script_test_DEPENDENCIES): Define.
6692 (tls_phdrs_script_test_LDFLAGS): Define.
6693 (tls_phdrs_script_test_LDADD): Define.
6694 * testsuite/Makefile.in: Rebuild.
6696 2010-03-23 Cary Coutant <ccoutant@google.com>
6698 * fileread.cc (find_or_make_view): Fix comment.
6700 2010-03-23 Ian Lance Taylor <iant@google.com>
6702 * script-sections.cc (class Orphan_section_placement): Define
6703 PLACE_TLS and PLACE_TLS_BSS.
6704 (Orphan_section_placement::Orphan_section_placement): Initialize
6706 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
6707 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
6708 (tls_script_test_SOURCES): Define.
6709 (tls_script_test_DEPENDENCIES): Define.
6710 (tls_script_test_LDFLAGS): Define.
6711 (tls_script_test_LDADD): Define.
6712 * testsuite/Makefile.in: Rebuild.
6714 2010-03-22 Doug Kwan <dougkwan@google.com>
6716 * arm.cc (Arm_relocate_functions::abs8,
6717 Arm_relocate_functions::abs16): Use correct check for overflow
6718 specified in the ARM ELF specs.
6719 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
6720 target of a BLX instruction specially.
6721 (Reloc_stub::stub_type_for_reloc): Ditto.
6722 (Relocate::relocate): Use symbolic names instead of numeric relocation
6723 codes to report error.
6724 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
6726 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
6727 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
6728 thumb2_blx_out_of_range.stdout
6729 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
6730 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
6731 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
6732 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
6733 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
6734 thumb2_blx_in_range, thumb2_blx_in_range.o,
6735 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
6736 thumb2_blx_out_of_range.o): New rules.
6737 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
6738 thumb2_blx_in_range and thumb2_blx_out_of_range.
6739 * testsuite/Makefile.in: Regenerate.
6740 * arm_branch_in_range.sh: Add tests for THUMB BLX.
6741 * testsuite/thumb_blx_in_range.s: New file.
6742 * testsuite/thumb_blx_out_of_range.s: New file.
6744 2010-03-22 Rafael Espindola <espindola@google.com>
6746 * archive.cc (Should_include): Move to archive.h.
6747 (should_include_member): Make it a member of Archive.
6749 (Add_lib_group_symbols): New.
6750 * archive.h: Include options.h.
6751 (Archive_member): Moved from Archive.
6752 (Should_include): Moved from archive.cc.
6754 (Add_lib_group_symbols): New.
6755 * dynobj.cc (do_should_include_member): New.
6756 * dynobj.h (do_should_include_member): New.
6757 * gold.cc (queue_initial_tasks): Update call to queue.
6758 * main.cc (main): Print lib group stats.
6759 * object.cc (do_should_include_member): New.
6760 * object.h: Include archive.h.
6761 (Object::should_include_member): New.
6762 (Object::do_should_include_member): New.
6763 (Sized_relobj::do_should_include_member): New.
6764 * options.cc (General_options::parse_start_lib): New.
6765 (General_options::parse_end_lib): New.
6766 (Input_arguments::add_file): Handle lib groups.
6767 (Input_arguments::start_group): Check we are not in a lib.
6768 (Input_arguments::start_lib): New.
6769 (Input_arguments::end_lib): New.
6770 * options.h (General_options): Add start_lib and end_lib.
6771 (Input_argument::lib_): New.
6772 (Input_argument::lib): New.
6773 (Input_argument::is_lib): New.
6774 (Input_file_lib): New.
6775 (Input_arguments::in_lib_): New.
6776 (Input_arguments::in_lib): New.
6777 (Input_arguments::start_lib): New.
6778 (Input_arguments::end_lib_): New.
6779 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6780 in unused members as preempted.
6781 (Sized_pluginobj::do_should_include_member): New.
6782 * plugin.h (Sized_pluginobj::do_should_include_member): New.
6783 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6785 (Read_symbols::do_whole_lib_group): New.
6786 (Read_symbols::do_lib_group): New.
6787 (Read_symbols::do_read_symbols): Handle lib groups.
6788 (Read_symbols::get_name): Handle lib groups.
6789 * readsyms.h (Read_symbols): Add an archive member pointer.
6790 (Read_symbols::do_whole_lib_group): New.
6791 (Read_symbols::do_lib_group): New.
6792 (Read_symbols::member_): New.
6793 * script.cc (read_input_script): Update call to queue_soon.
6795 2010-03-19 Doug Kwan <dougkwan@google.com>
6797 * arm.cc (Stub_table::Stub_table): Initialize new data members
6798 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6799 (Stub_table::add_reloc_stub): Assign stub offset and update
6800 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6801 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6803 (Stub_table::update_data_size_and_addralign): Use
6804 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6805 instead of going over all reloc stubs.
6806 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6807 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6808 Stringpool_template::offset_ to size of Stringpool_char.
6809 (Stringpool_template::new_key_offset): Remove code to initialize
6810 Stringpool_template::offset_.
6811 * stringpool.h (Stringpool_template::set_no_zero_null): Set
6812 Stringpool_template::offset_ to zero.
6814 2010-03-15 Doug Kwan <dougkwan@google.com>
6816 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6818 (Stringpool_template::new_key_offset): New method.
6819 (Stringpool_template::add_string): Assign offsets when adding new
6821 (Stringpool_template::set_string_offsets): Do not set string offsets
6822 when not optimizing.
6823 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
6825 (Chunked_vector::clear): Clear size_.
6826 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
6827 (Chunked_vector::size): Return size_.
6828 (Chunked_vector::push_back): Use size_ to find insert position.
6829 (Chunked_vector::size_): New data member.
6830 (Stringpool_template::set_no_zero_null): Assert string set is empty.
6831 (Stringpool_template::new_key_offset): New method declaration.
6832 (Stringpool_template::offset_): New data member.
6834 2010-03-15 Rafael Espindola <espindola@google.com>
6836 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
6837 Add_symbols' constructor.
6838 * readsyms.h (Add_symbols): Remove the input_group member.
6840 2010-03-10 Ian Lance Taylor <iant@google.com>
6842 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
6843 target to ask whether a reference to a symbol requires a stack
6845 * target.h (Target::is_call_to_non_split): New function.
6846 (Target::do_is_call_to_non_split): Declare virtual function.
6847 * target.cc: Include "symtab.h".
6848 (Target::do_is_call_to_non_split): New function.
6849 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
6851 2010-03-10 Cary Coutant <ccoutant@google.com>
6853 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
6854 (File_read::open[1]): Remove initial mapping of whole_file_view_.
6855 (File_read::open[2]): Add whole_file_view_ to list of views.
6856 (File_read::make_view): Remove test of whole_file_view_.
6857 (File_read::find_or_make_view): Create whole_file_view_ if
6859 (File_read::clear_views): Replace bool parameter with enum;
6860 adjust all callers. Don't delete views with permanent data;
6861 do delete cached views and views from archives if
6862 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
6863 if clearing the corresponding view.
6864 * fileread.h (File_read::Clear_views_mode): New enum.
6865 (File_read::View::is_permanent_view): New method.
6866 (File_read::clear_views): Replace bool parameter
6867 with enum; adjust all callers.
6868 * options.h (General_options): Change keep_files_mapped option;
6869 add map_whole_files.
6870 * readsyms.cc (Add_symbols::run): Delete sd_ object before
6872 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
6875 2010-03-10 David S. Miller <davem@davemloft.net>
6877 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
6879 2010-03-09 Sriraman Tallam <tmsriram@google.com>
6881 * icf.cc (get_section_contents): Add '@' marker after processing the
6884 2010-03-08 Doug Kwan <dougkwan@google.com>
6886 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
6887 due to a conversion warning.
6888 (Arm_relobj::update_output_local_symbol_count): Check for local
6889 symbol with unset output index.
6891 2010-03-05 Ian Lance Taylor <iant@google.com>
6893 * options.h (class General_options): Add --spare-dynamic-tags.
6894 * output.cc (Output_data_dynamic::set_final_data_size): Implement
6895 --spare-dynamic-tags.
6897 2010-03-05 Ian Lance Taylor <iant@google.com>
6899 * incremental.cc: Include "libiberty.h".
6901 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6903 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
6904 function, is_info_ member.
6905 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
6906 (Versions::Versions): Update caller.
6907 (Versions::define_base_version): Likewise.
6908 (Versions::add_def): Likewise.
6910 2010-03-03 Sriraman Tallam <tmsriram@google.com>
6912 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
6913 (Scan::possible_function_pointer_reloc): New function.
6914 (Scan::local_reloc_may_be_function_pointer): Change to call
6915 possible_function_pointer_reloc.
6916 (Scan::global_reloc_may_be_function_pointer): Ditto.
6917 * icf.h (Icf::check_section_for_function_pointers): Change to reject
6918 relocations in ".data.rel.ro._ZTV" section.
6919 * testsuite/icf_safe_so_test.sh: Change to pass i386.
6920 * testsuite/icf_safe_so_test.cc: Ditto.
6921 * testsuite/icf_safe_test.cc: Ditto.
6922 * testsuite/icf_safe_test.sh: Ditto.
6924 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6925 Ian Lance Taylor <iant@google.com>
6927 * target-reloc.h (relocate_section): Check the symbol table index
6928 for -1U before setting the local symbol index.
6929 (scan_relocatable_relocs): If copying the relocation, record that
6930 the local symbol is required.
6931 * object.h (Symbol_value::is_output_symtab_index_set): New
6933 (Symbol_value::may_be_discarded_from_output_symtab): New
6935 (Symbol_value::has_output_symtab_entry): New function.
6936 (Symbol_value::needs_output_symtab_entry): Remove.
6937 (Symbol_value::output_symtab_index): Make sure the symbol index is
6939 (Symbol_value::set_output_symtab_index): Make sure the symbol
6940 index is not set. Make sure the new index is valid.
6941 (Symbol_value::set_must_have_output_symtab_entry): New function.
6942 (Symbol_value::has_output_dynsym_entry): New function.
6943 (Symbol_value::set_output_dynsym_index): Make sure the new index
6945 (Sized_relobj::set_must_have_output_symtab_entry): New function.
6946 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
6947 local symbol if permitted.
6948 (Sized_relobj::do_finalize_local_symbols): Call
6949 is_output_symtab_index_set rather than needs_output_symtab_entry.
6950 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
6951 rather than needs_output_symtab_entry. Call
6952 has_output_dynsym_entry rather than needs_output_dynsym_entry.
6953 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
6954 is_output_symtab_index_set rather than needs_output_symtab_entry.
6955 * testsuite/discard_locals_relocatable_test.c: New file.
6956 * testsuite/discard_locals_test.sh: Test -r.
6957 * testsuite/Makefile.am (check_DATA): Add
6958 discard_locals_relocatable_test1.syms,
6959 discard_local_relocatable_test2.syms.
6960 (MOSTLYCLEANFILES): Likewise. Also add
6961 discard_locals_relocatable_test1.lout and
6962 discard_locals_relocatable_test2.out.
6963 (discard_locals_relocatable_test1.syms): New target.
6964 (discard_locals_relocatable_test.o): New target.
6965 (discard_locals_relocatable_test1.out): New target.
6966 (discard_locals_relocatable_test2.syms): New target.
6967 (discard_locals_relocatable_test2.out): New target.
6968 (various): Add missing ../ld-new dependencies.
6969 * testsuite/Makefile.in: Rebuild.
6971 2010-03-03 Nick Clifton <nickc@redhat.com>
6973 * po/fi.po: New Finnish translation.
6975 2010-03-01 Doug Kwan <dougkwan@google.com>
6977 * layout.cc (Layout::Layout): Force section types of .init_array*,
6978 .preinit_array* and .fini_array* sections.
6979 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6980 Fix check of return value of std::string::find.().
6981 (Output_section::Input_section_sort_compare::operator()): Remove
6982 comment about .init_array.
6983 (Output_section::Input_section_sort_init_fini_compare::operator()):
6985 (Output_section::sort_attached_input_sections): Handle .init_array
6986 and .fini_array specially.
6987 * output.h (Output_section::Inut_section_sort_compare): Update
6989 (Output_section::Input_section_sort_init_fini_compare): New struct.
6991 2010-02-26 Doug Kwan <dougkwan@google.com>
6993 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6994 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6995 * testsuite/debug_msg.sh: Avoid matching source line number for
6996 use of global variable undef_int.
6998 2010-02-26 Doug Kwan <dougkwan@google.com>
7000 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
7001 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
7002 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
7003 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
7004 * options.cc (General_options::General_options): Initialize member
7006 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
7007 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
7008 and rm_no_fix_v4bx.stdout
7009 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
7010 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
7011 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
7012 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
7013 and arm_no_fix_v4bx.
7014 * Makefile.in: Regenerate.
7015 * testsuite/arm_fix_v4bx.s: New file.
7016 * testsuite/arm_fix_v4bx.sh: Ditto.
7018 2010-02-24 Doug Kwan <dougkwan@google.com>
7020 * arm.cc (Target_arm::got_section): Make the .got section the first
7021 non RELRO section in the data segment.
7022 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
7023 suffixes of section names.
7025 2010-02-24 Doug Kwan <dougkwan@google.com>
7027 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
7028 flags and attributes merging if an input file is a binary file.
7029 * fileread.cc (Input_file::open): Record format of original file.
7030 * fileread.h (Input_file::Format): New enum type.
7031 (Input_file::Input_file): Initialize data member format_.
7032 (Input_file::format): New method definition.
7033 (Input_file::format_):: New data member.
7035 2010-02-24 Doug Kwan <dougkwan@google.com>
7037 * arm.cc (Arm_output_data_got): New class.
7038 (ARM_TCB_SIZE): New constant
7039 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
7040 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
7041 If user uses a script with a SECTIONS clause, issue only a warning
7042 for a misplaced EXIDX input section. Otherwise, issue an error.
7043 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
7045 (Target_arm::got_mode_index_entry): Handle static linking.
7046 (Target_arm::Scan::local): Ditto.
7047 (Target_arm::Scan::global): Ditto.
7048 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
7049 all incorrectly implemented relocations.
7050 (Target_arm::fix_exidx_coverage): Pass layout to
7051 Arm_output_section::fix_exidx_coverage.
7052 * layout.cc (Layout::section_name_mapping): Remove trailing dots
7053 from ".ARM.exidx." and ".ARM.extab.".
7055 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7057 * arm.cc (Target_arm::do_finalize_sections): Create attribute
7058 section if it does not already exist.
7059 * attributes.cc (Attributes_section_data::Attributes_section_data):
7060 Don't crash if size is zero.
7062 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7063 Ian Lance Taylor <iant@google.com>
7065 * gold.cc (queue_middle_tasks): If no input files were opened,
7067 * workqueue.h (Task_function::Task_function): Assert that there is
7070 2010-02-22 Doug Kwan <dougkwan@google.com>
7072 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
7073 * icf.cc (get_section_contents): Cast snprintf arguments to long long
7074 types to avoid warnings due to different uint64_t implementations
7077 2010-02-21 Doug Kwan <dougkwan@google.com>
7079 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
7080 handling of the maximum backward branch offset.
7081 (Arm_relocate_functions::thumb_branch_common): Ditto.
7082 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
7083 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
7084 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
7085 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
7086 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
7087 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
7088 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
7089 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
7090 thumb_bl_out_of_range thumb_bl_out_of_range.o,
7091 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
7092 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
7093 thumb2_bl_out_of_range.o): New rules.
7094 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
7095 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
7096 thumb2_bl_out_of_range
7097 * testsuite/Makefile.in: Regenerate.
7098 * testsuite/arm_bl_in_range.s: New file.
7099 * testsuite/arm_bl_out_of_range.s: Ditto.
7100 * testsuite/arm_branch_in_range.sh: Ditto.
7101 * testsuite/arm_branch_range.t: Ditto.
7102 * testsuite/thumb2_branch_range.t: Ditto.
7103 * testsuite/thumb_bl_in_range.s: Ditto.
7104 * testsuite/thumb_bl_out_of_range.s: Ditto.
7105 * testsuite/thumb_branch_range.t: Ditto.
7107 2010-02-20 Sriraman Tallam <tmsriram@google.com>
7109 * gc.h (gc_process_relocs): Change vectors to point to the new list.
7110 Add reloc offset information.
7111 * icf.cc (get_section_contents): Change iterators to point to the new
7112 vectors. Add reloc offset information to the contents.
7113 * icf.h (Icf::Sections_reachable_info): New typedef.
7114 (Icf::Sections_reachable_list): New typedef.
7115 (Icf::Offset_info): New typedef.
7116 (Icf::Reloc_info): New struct typedef.
7117 (Icf::Reloc_info_list): New typedef.
7118 (Icf::symbol_reloc_list): Delete method.
7119 (Icf::addend_reloc_list): Delete method.
7120 (Icf::section_reloc_list): Delete method.
7121 (Icf::reloc_info_list): New method.
7122 (Icf::reloc_info_list_): New member.
7124 2010-02-19 Doug Kwan <dougkwan@google.com>
7126 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
7127 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
7128 * arm.cc (Arm_relocation_functions): New forward declaration.
7129 (Target_arm::Target_arm): Initialize new data members
7130 got_mod_index_offset_ and tls_base_symbol_defined_.
7131 (Target_arm::Relocate::relocate_tls): New method.
7132 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
7133 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
7135 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
7136 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
7137 (Target_arm::got_mod_index_offset_,
7138 Target_arm::tls_base_symbol_defined_): New data members.
7139 (Target_arm::Scan::local, Target::Scan::global,
7140 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
7143 2010-02-18 Doug Kwan <dougkwan@google.com>
7145 * arm.cc (Arm_relobj::find_linked_text_section): New method.
7146 (Arm_relobj::make_exidx_input_section): Pass section index of linked
7147 text section as a parameter becuase some broken tools may not set
7148 the link in section header.
7149 (Target_arm::has_got_section): New method.
7150 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
7151 without any mapping symbol as data only. Remove warning.
7152 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
7153 link in its section header, try to discover the link by inspecting the
7154 REL31 relocation at the beginning of the section.
7155 (Target_arm::Scan::check_non_pic): Report name of offending relocation
7157 (Target_arm::Scan::global): Treat any reference to the symbol
7158 _GLOBAL_OFFSET_TABLE_ as a GOT access.
7160 2010-02-12 Sriraman Tallam <tmsriram@google.com>
7162 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
7163 (Scan::global_reloc_may_be_function_pointer): New function.
7164 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7165 (Scan::global_reloc_may_be_function_pointer): New function.
7166 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7167 (Scan::global_reloc_may_be_function_pointer): New function.
7168 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
7169 (Scan::global_reloc_may_be_function_pointer): New function.
7170 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
7171 (Scan::global_reloc_may_be_function_pointer): New function.
7172 (Scan::possible_function_pointer_reloc): New function.
7173 (Target_x86_64::can_check_for_function_pointers): New function.
7174 * gc.h (gc_process_relocs): Scan relocation types to determine if
7175 function pointers were taken for targets that support it.
7176 * icf.cc (Icf::find_identical_sections): Include functions for
7177 folding in safe ICF whose pointer is not taken.
7178 * icf.h (Secn_fptr_taken_set): New typedef.
7179 (fptr_section_id_): New member.
7180 (section_has_function_pointers): New function.
7181 (set_section_has_function_pointers): New function.
7182 (check_section_for_function_pointers): New function.
7183 * options.h: Fix comment for safe ICF option.
7184 * target.h (can_check_for_function_pointers): New function.
7185 * testsuite/Makefile.am: Add icf_safe_so_test test case.
7186 Modify icf_safe_test for X86-64.
7187 * testsuite/Makefile.in: Regenerate.
7188 * testsuite/icf_safe_so_test.cc: New file.
7189 * testsuite/icf_safe_so_test.sh: New file.
7190 * testsuite/icf_safe_test.cc (kept_func_3): New function.
7191 (main): Change to take pointer to function kept_func_3.
7192 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
7193 folding is done correctly for X86-64.
7195 2010-02-12 David S. Miller <davem@davemloft.net>
7197 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
7198 is_symbolless parameter.
7199 (Output_reloc<SHT_REL>::is_symbolless): New.
7200 (Output_reloc<SHT_REL>::is_symbolless_): New.
7201 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
7202 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
7203 (Output_reloc<SHT_RELA>::is_symbolless): New.
7204 (Output_data_reloc::add_global): Handle is_symbolless.
7205 (Output_data_reloc::add_global_relative): Likewise.
7206 (Output_data_reloc::add_local): Likewise.
7207 (Output_data_reloc::add_local_relative): Likewise.
7208 (Output_data_reloc::add_symbolless_global_addend): New.
7209 (Output_data_reloc::add_symbolless_local_addend): New.
7210 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
7212 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
7213 instead of ->is_relative_
7214 (Output_reloc::write): Likewise.
7215 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
7216 (Output_reloc::write_rel): Simplify.
7218 * sparc.cc (Target_sparc::Scan::local): Use
7219 ->add_symbolless_local_addend as needed.
7220 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
7221 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
7222 based upon relocation offset.
7224 2010-02-11 Doug Kwan <dougkwan@google.com>
7226 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
7227 (Target_arm::Scan::global): Ditto. Also remove a comment before the
7228 beginning of function.
7229 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
7230 and MOVT_ABS relocations. Those are non issued in scanning. Fix
7231 parameter is_32bit in calls to should_apply_static_reloc.
7232 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
7233 (check_DATA): Add arm_abs_global.stdout.
7234 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
7235 arm_abs_global.stdout): New rules.
7236 (MOSTLLYCLEANFILES): Add arm_abs_global
7237 * Makefile.in: Regenerate.
7238 * testsuite/arm_abs_global.s: New file.
7239 * testsuite/arm_abs_global.sh: Ditto.
7240 * testsuite/arm_abs_lib.s: Ditto.
7242 2010-02-11 Ian Lance Taylor <iant@google.com>
7244 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
7246 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
7247 Allocate_commons_task first.
7248 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
7249 task, rather than symtab_lock_.
7250 (Gc_process_relocs::~Gc_process_relocs): New function.
7251 (Gc_process_relocs::is_runnable): Check this_blocker_.
7252 (Gc_process_relocs::locks): Use next_blocker_ rather than
7254 (Scan_relocs::~Scan_relocs): New function.
7255 (Scan_relocs::is_runnable): Check this_blocker_ rather than
7257 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
7259 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
7260 fields. Add this_blocker_ and next_blocker_ fields. Adjust
7261 constructor accordingly.
7262 (class Gc_process_relocs): Likewise.
7263 (class Scan_relocs): Likewise.
7264 * common.h (class Allocate_commons_task): Remove symtab_lock_
7265 field, and corresponding constructor parameter.
7266 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
7268 (Allocate_commons_task::locks): Likewise.
7270 2010-02-11 Ian Lance Taylor <iant@google.com>
7272 * gold-threads.h (class Once): Define.
7273 (class Initialize_lock): Rewrite as child of Once.
7274 * gold-threads.cc (class Once_initialize): Define.
7275 (once_pointer_control): New static variable.
7276 (once_pointer, once_arg): New static variables.
7277 (c_run_once): New static function.
7278 (Once::Once, Once::run_once, Once::internal_run): New functions.
7279 (class Initialize_lock_once): Remove.
7280 (initialize_lock_control): Remove.
7281 (initialize_lock_pointer): Remove.
7282 (initialize_lock_once): Remove.
7283 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
7284 (Initialize_lock::initialize): Rewrite.
7285 (Initialize_lock::do_run_once): New function.
7286 * archive.cc (Archive::interpret_header): Only clear name if it is
7288 * fileread.cc: Include "gold-threads.h"
7289 (file_counts_lock): New static variable.
7290 (file_counts_initialize_lock): Likewise.
7291 (File_read::release): Only increment counts when using --stats.
7292 Use a lock around the increment.
7293 * parameters.cc (class Set_parameters_target_once): Define.
7294 (set_parameters_target_once): New static variable.
7295 (Parameters::Parameters): Move here from parameters.h.
7296 (Parameters::set_target): Rewrite.
7297 (Parameters::set_target_once): New function.
7298 (Parameters::clear_target): Move here and rewrite.
7299 * parameters.h (class Parameters): Update declarations. Add
7300 set_parameters_target_once_ field.
7301 (Parameters::Parameters): Move to parameters.cc.
7302 (Parameters::clear_target): Likewise.
7303 * readsyms.cc (Read_symbols::do_group): Create a Start_group
7305 (Start_group::~Start_group): New function.
7306 (Start_group::is_runnable): New function.
7307 (Start_group::locks, Start_group::run): New functions.
7308 (Finish_group::run): Change saw_undefined to size_t.
7309 * readsyms.h (class Start_group): Define.
7310 (class Finish_group): Change saw_undefined_ field to size_t.
7311 (Finish_group::Finish_group): Remove saw_undefined and
7312 this_blocker parameters. Change all callers.
7313 (Finish_group::set_saw_undefined): New function.
7314 (Finish_group::set_blocker): New function.
7315 * symtab.h (class Symbol_table): Change saw_undefined to return
7316 size_t. Change saw_undefined_ field to size_t.
7317 * target-select.cc (Set_target_once::do_run_once): New function.
7318 (Target_selector::Target_selector): Initialize set_target_once_
7319 field. Don't initialize lock_ and initialize_lock_ fields.
7320 (Target_selector::instantiate_target): Rewrite.
7321 (Target_selector::set_target): New function.
7322 * target-select.h (class Set_target_once): Define.
7323 (class Target_selector): Update declarations. Make
7324 Set_target_once a friend. Remove lock_ and initialize_lock_
7325 fields. Add set_target_once_ field.
7327 2010-02-10 Ian Lance Taylor <iant@google.com>
7329 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
7331 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
7332 (queue_middle_tasks): Add all blockers before queueing any tasks.
7333 (queue_final_tasks): Likewise.
7334 * token.h (Task_token::add_blockers): New function.
7335 * object.h (Input_objects::number_of_relobjs): New function.
7337 2010-02-10 Ian Lance Taylor <iant@google.com>
7339 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
7340 shared, not if not position independent.
7341 * x86_64.cc (Relocate::relocate_tls): Likewise.
7342 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
7343 (tls_pie_pic_test): New target.
7344 * testsuite/Makefile.in: Rebuild.
7346 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
7347 (tls_test_main_pie.o, tls_test_pie.o): New targets.
7348 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
7349 * testsuite/Makefile.in: Rebuild.
7351 2010-02-09 David S. Miller <davem@davemloft.net>
7353 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
7354 R_SPARC_RELATIVE using ->add_local_relative().
7355 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
7357 * output.h (Output_data_dynamic::add_section_size): New method
7358 that takes two Output_data objects.
7359 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
7360 entry param. Handle it in initializers.
7361 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
7362 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
7363 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
7365 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
7366 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
7367 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
7368 for dynrel_includes_plt.
7369 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7370 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7371 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
7373 (Target_sparc::do_finalize_sections): Update to pass true for
7374 dynrel_includes_plt.
7375 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
7376 output before .rela.plt
7377 (Target_powerpc::do_finalize_sections): Update to pass true for
7378 dynrel_includes_plt when 32-bit.
7380 2010-02-08 Doug Kwan <dougkwan@google.com>
7382 * arm.cc (Arm_relobj::simple_input_section_output_address): New
7384 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
7385 Arm_relobj::scan_section_for_cortex_a8_stubs,
7386 Arm_relobj::do_relocation_section): Instead of calling
7387 Output_section::output_address, use faster
7388 Arm_relobj::simple_input_section_output_address.
7390 2010-02-08 David S. Miller <davem@davemloft.net>
7392 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
7393 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
7394 relocation helper function.
7396 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
7397 just like R_SPARC_GOT{10,13,22}.
7398 (Target_sparc::Scan::local): Likewise.
7399 (Target_sparc::Relocate:relocate): Likewise.
7401 2010-02-06 Ian Lance Taylor <iant@google.com>
7403 * configure.ac: Rewrite targetobjs duplicate removal code to use
7404 only shell constructs.
7405 * configure: Rebuild.
7407 2010-02-05 Doug Kwan <dougkwan@google.com>
7410 * arm.cc (Arm_relobj::section_is_scannable): New method.
7411 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
7412 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
7414 2010-02-04 Doug Kwan <dougkwan@google.com>
7417 * arm-reloc-property.cc (cstdio): Include.
7418 * configure.ac (targetobjs): Remove duplicates.
7419 * configure: Regenerate.
7420 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
7421 big and little endian version for a given address size.
7423 2010-02-03 Doug Kwan <dougkwan@google.com>
7425 * arm-reloc-property.cc
7426 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7428 * arm-reloc-property.h
7429 (Arm_reloc_property_table::get_implemented_static_reloc_property):
7430 New method definition.
7431 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7433 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
7435 (GOT_PREL): Change implemented to Y.
7436 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
7437 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
7438 (Arm_relocate_functions::movw_abs_nc): Remove method.
7439 (Arm_relocate_functions::movt_abs): Ditto.
7440 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
7441 (Arm_relocate_functions::thm_movt_abs): Ditto.
7442 (Arm_relocate_functions::movw_rel_nc): Ditto.
7443 (Arm_relocate_functions::movw_rel): Ditto.
7444 (Arm_relocate_functions::movt_rel): Ditto.
7445 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
7446 (Arm_relocate_functions:thm_movw_rel): Ditto.
7447 (Arm_relocate_functions:thm_movt_rel): Ditto.
7448 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
7449 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
7450 New method definitions.
7451 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
7452 (Arm_relocation_functions::arm_grp_ldr): Ditto.
7453 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
7454 (Arm_relocation_functions::arm_grp_ldc): Ditto.
7455 (Target_arm::Relocate::relocate): Check for non-static or
7456 unimplemented relocation code and exit early. Change calls to
7457 Target_arm::reloc_uses_thumb_bit and
7458 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
7459 instead. Refactor code to handle similar relocations to increase
7460 code sharing. Remove check for unsupported relocation code in switch
7462 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
7463 relocation property table to find out size. Change error message to
7464 print out the name of a relocation code instead of the numeric value.
7465 (Target_arm::scan_reloc_for_stub): Use relocation property table
7466 instead of calling Target_arm::reloc_uses_thumb_bit().
7468 2010-02-02 Doug Kwan <dougkwan@google.com>
7470 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
7471 types of relaxed input section.
7473 2010-02-02 Doug Kwan <dougkwan@google.com>
7475 * Makefile.am (HFILES): Add arm-reloc-property.h.
7477 (TARGETSOURCES): Add arm-reloc-property.cc
7478 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
7479 (libgold_a_SOURCES): $(DEFFILES)
7480 * Makefile.in: Regenerate.
7481 * arm-reloc-property.cc: New file.
7482 * arm-reloc-property.h: New file.
7483 * arm-reloc.def: New file.
7484 * arm.cc: Update comments.
7485 (arm-reloc-property.h): New included header.
7486 (arm_reloc_property_table): New global variable.
7487 (Target_arm::do_select_as_default_target): New method definition.
7488 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
7489 arm-reloc-property to targ_extra_obj.
7490 * parameters.cc (set_parameters_target): Call
7491 Target::select_as_default_target().
7492 * target.h (Target::select_as_default_target): New method definition.
7493 (Target::do_select_as_default_target): Same.
7495 2010-02-01 Doug Kwan <dougkwan@google.com>
7497 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
7498 first_output_text_section_.
7499 (Arm_exidx_fixup::first_output_text_section): New method definition.
7500 (Arm_exidx_fixup::first_output_text_section_): New data member.
7501 (Arm_exidx_fixup::process_exidx_section): Record the first text
7502 output section seen.
7503 (Arm_output_section::fix_exidx_coverage): Set correct linked section
7504 and entsize in output section header.
7506 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7508 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
7509 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
7510 (Arm_relocate_functions::thm_alu11): New Method.
7511 (Arm_relocate_functions::thm_pc8): New Method.
7512 (Arm_relocate_functions::thm_pc12): New Method.
7513 (Target_arm::Scan::local): Handle the relocations.
7514 (Target_arm::Scan::global): Likewise.
7515 (Target_arm::Relocate::relocate): Likewise.
7516 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7518 2010-01-29 Doug Kwan <dougkwan@google.com>
7520 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
7521 of relocation types as ld.
7523 2010-01-29 Doug Kwan <dougkwan@google.com>
7525 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
7527 (Arm_relocate_functions::thumb_branch_common): Ditto.
7528 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
7529 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
7530 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
7531 Arm_relocate_functions::jump24): Remove.
7532 (Target_arm::Relocate::relocate): Adjust code to call
7533 Arm_relocation_functions::arm_branch_common and
7534 Arm_relocation_functions::thumb_branch_common instead of their removed
7535 wrappers. Merge switch-cases together to reduce source code size.
7537 2010-01-29 Doug Kwan <dougkwan@google.com>
7539 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
7540 output_local_symbol_count_needs_update_.
7541 (Arm_relobj::output_local_symbol_count_needs_update,
7542 Arm_relobj::set_output_local_symbol_count_needs_update,
7543 Arm_relobj::update_output_local_symbol_count): New methods.
7544 (Arm_relobj::output_local_symbol_count_needs_update_): New data
7546 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
7547 of pointed function as in a R_ARM_PREL31 relocation.
7548 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
7549 for output local symbol count updating.
7550 (Target_arm::do_relax): Update output local symbol counts in objects
7552 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
7554 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7556 * arm.cc: Added support for the ARM relocations:
7557 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
7558 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
7559 (Arm_relocate_functions::movw_rel_nc): Renamed (was
7561 (Arm_relocate_functions::movw_rel): New method.
7562 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
7563 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
7565 (Arm_relocate_functions::thm_movw_rel): New method.
7566 (Arm_relocate_functions::thm_movt_rel): Renamed (was
7568 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
7570 (Target_arm::Scan::global): Likewise.
7571 (Target_arm::Relocate::relocate): Likewise.
7572 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7575 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7577 * arm.cc: Added support for ARM group relocations.
7578 (Target_arm::reloc_needs_sym_origin): New method.
7579 (Arm_relocate_functions::calc_grp_kn): New method.
7580 (Arm_relocate_functions::calc_grp_residual): New method.
7581 (Arm_relocate_functions::calc_grp_gn): New method.
7582 (Arm_relocate_functions::arm_grp_alu): New Method.
7583 (Arm_relocate_functions::arm_grp_ldr): New Method.
7584 (Arm_relocate_functions::arm_grp_ldrs): New Method.
7585 (Arm_relocate_functions::arm_grp_ldc): New Method.
7586 (Target_arm::Scan::local): Handle the ARM group relocations.
7587 (Target_arm::Scan::global): Likewise.
7588 (Target_arm::Relocate::relocate): Likewise.
7589 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7592 2010-01-26 Doug Kwan <dougkwan@google.com>
7594 * arm.cc (set): Include.
7595 (class Arm_exidx_fixup): Change type of last_input_section_ to const
7597 (Arm_output_section::Text_section_list): New type.
7598 (Arm_output_section::append_text_sections_to_list): New method.
7599 (Arm_output_section::fix_exidx_coverage): Ditto.
7600 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
7601 (Arm_relobj::convert_input_section_to_relaxed_section): Use
7602 Relobj::set_section_offset() instead of
7603 Sized_relobj::invalidate_section_offset().
7604 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
7605 parameter for section headers. Ignore relocation sections for
7606 unallocated sections and EXIDX sections.
7607 (Target_arm::fix_exidx_coverage): New method.
7608 (Target_arm::output_section_address_less_than): New type.
7609 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
7610 linked text section instead of the EXIDX section.
7611 (Arm_output_section::create_stub_group): Add an assertion to check
7612 that this is not an EXIDX output section.
7613 (Arm_output_section::append_text_sections_to_list): New method.
7614 (Arm_output_section::fix_exidx_coverage): Ditto.
7615 (Arm_relobj::scan_sections_for_stubs): Adjust call to
7616 Arm_relobj::section_needs_reloc_stub_scanning.
7617 (Target_arm::do_relax): Fix EXIDX output section coverage in the
7619 (Target_arm::fix_exidx_coverage): New method.
7620 * object.h (Relobj::set_output_section): New method.
7621 (Sized_relobj::invalidate_section_offset): Remove method.
7622 (Sized_relobj::do_invalidate_section_offset): Remove method.
7623 (Sized_relobj::do_set_section_offset): Handle offset value -1.
7625 2010-01-25 Doug Kwan <dougkwan@google.com>
7627 * arm.cc (Arm_exidx_merged_section::do_output_offset):
7628 Fix warning due to signed and unsigned comparison on a 32-bit host.
7630 2010-01-22 Doug Kwan <dougkwan@google.com>
7632 * arm.cc (Target_arm::do_relax): Record an output section for section
7633 offset adjustment it contains any stub table that has changed.
7634 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
7635 offsets in an output section if necessary.
7636 * output.cc (Output_section::Output_section): Initialize
7637 section_offsets_need_adjustments_.
7638 (Output_section::add_input_section_for_script): Renamed to
7639 Output_section::add_simple_input_section.
7640 (Output_section::save_states): Add a comment.
7641 (Output_section::discard_states): New method defintion.
7642 (Output_section::adjust_section_offsets): Same.
7643 * output.h (Output_section::add_input_section_for_script): Renamed to
7644 Output_section::add_simple_input_section.
7645 (Output_section::discard_states): New method declaration.
7646 (Output_section::adjust_section_offsets): Same.
7647 (Output_section::section_offsets_need_adjustment,
7648 Output_section::set_section_offsets_need_adjustment): New method
7650 (Output_section::section_offsets_need_adjustment_): New data member.
7651 * script-sections.cc
7652 (Output_section_element_input::set_section_address): Adjust code for
7653 renaming of Output_section::add_input_section_for_script.
7654 (Orphan_output_section::set_section_address): Same.
7656 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7658 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
7659 Fix_v4bx enum values .
7660 * gold/options.h (General_options): New option definitions.
7661 (General_options::fix_v4bx): New method.
7662 (General_options::Fix_v4bx): New enum.
7663 * gold/options.cc (General_options::parse_fix_v4bx): New method.
7664 (General_options::parse_fix_v4bx_interworking): New method.
7666 2010-01-22 Doug Kwan <dougkwan@google.com>
7668 * arm.cc (Arm_exidx_fixup): New class.
7670 2010-01-21 Doug Kwan <dougkwan@google.com>
7672 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
7674 (Arm_exidx_section_offset_map): New type.
7676 2010-01-21 Doug Kwan <dougkwan@google.com>
7678 * arm.cc (Arm_exidx_input_section): New class.
7679 (Arm_relobj::exidx_input_section_by_link,
7680 Arm_relobj::exidx_input_section_by_shndx,
7681 Arm_relobj::make_exidx_input_section): New methods.
7682 (read_arm_attributes_section): Remove.
7683 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
7684 information about them.
7685 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
7688 2010-01-20 Doug Kwan <dougkwan@google.com>
7690 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
7691 Input_section_specifier to Section_id.
7692 (Target_arm::new_arm_input_section: Adjust code for change of key
7694 (Target_arm::find_arm_input_section): Ditto.
7695 * gc.h (object.h): Include for Section_id nand Section_id_hash.
7696 (Section_id): Remove.
7697 (Garbage_collection::Section_id_hash): Remove.
7698 * icf.h (object.h): Include for Section_id nand Section_id_hash.
7699 (Section_id): Remove.
7700 (Icf::Section_id_hash): Remove.
7701 * object.h (Section_id, Const_section_id, Section_id_hash,
7702 Const_section_id_hash): New type definitions.
7703 * output.cc (Output_section::add_relaxed_input_section): Change to
7704 use Const_section_id instead of Input_section_specifier as key type.
7705 (Output_section::add_merge_input_section): Ditto.
7706 (Output_section::build_relaxation_map): Change to use Section_id
7707 instead of Input_section_specifier as key type.
7708 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7710 (Output_section::convert_input_sections_to_relaxed_sections): Change
7711 to use Const_section_id instead of Input_section_specifier as key type.
7712 (Output_section::find_merge_section): Ditto.
7713 (Output_section::find_relaxed_input_section): Ditto.
7714 * output.h (Input_section_specifier): Remove class.
7715 (Output_section::Output_section_data_by_input_section_map): Change
7716 key type to Const_section_id.
7717 (Output_section::Output_relaxed_input_section_by_input_section_map):
7719 (Output_section::Relaxation_map): Change key type to Section_id.
7721 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7723 * gold/arm.cc: Added support for R_ARM_V4BX relocation
7724 (class Arm_v4bx_stub): New class.
7725 (DEF_STUBS): Updated definition to support v4_veneer_bx.
7726 (Stub_factory::make_arm_v4bx_stub): New method.
7727 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
7728 (Stub_table::empty): Handle v4bx stubs.
7729 (Stub_table::add_arm_v4bx_stub): New method.
7730 (Stub_table::find_arm_v4bx_stub): New method.
7731 (Arm_relocate_functions::v4bx): New method.
7732 (Target_arm::fix_v4bx): New method.
7733 (Target_arm::Target_arm): Handle R_ARM_V4BX.
7734 (Stub_table::relocate_stubs): Likewise.
7735 (Stub_table::do_write): Likewise.
7736 (Stub_table::update_data_size_and_addralign): Likewise.
7737 (Stub_table::finalize_stubs): Likewise.
7738 (Target_arm::Scan::local): Likewise.
7739 (Target_arm::Scan::global): Likewise.
7740 (Target_arm::do_finalize_sections): Likewise.
7741 (Target_arm::Relocate::relocate): Likewise.
7742 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7744 (Target_arm::scan_reloc_for_stub): Likewise.
7745 (Target_arm::scan_reloc_section_for_stubs): Likewise.
7747 2010-01-19 Ian Lance Taylor <iant@google.com>
7749 * output.cc (Output_section_headers::do_sized_write): Write large
7750 segment count to sh_info field.
7751 (Output_file_header::do_sized_write): For large segment count,
7752 write PN_XNUM to e_phnum field.
7754 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7756 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
7757 (Arm_relocate_functions::thm_jump8): New function.
7758 (Arm_relocate_functions::thm_jump11): New function.
7759 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
7761 (Target_arm::Scan::global): Likewise.
7762 (Target_arm::Relocate::relocate): Likewise.
7763 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7766 2010-01-14 Doug Kwan <dougkwan@google.com>
7768 * arm.cc (map, utility): Include headers.
7769 (Target_arm::apply_cortex_a8_workaround): New method.
7770 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
7771 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7772 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
7773 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
7774 the --[no-]fix-cortex-a8 command line options.
7775 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
7776 (Target_arm::relocate_stub): Use addend in instruction template.
7777 * options.h (DEFINE_bool): Set the user-set flag.
7778 (General_options): Add --[no-]-fix-cortex options.
7779 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7780 : Update fast look-up map after conversion.
7782 2010-01-14 Sriraman Tallam <tmsriram@google.com>
7784 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7785 in the first pass of do_layout.
7787 2010-01-13 Doug Kwan <dougkwan@google.com>
7789 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7790 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7791 apparent compiler problem of not folding static constant integral
7792 data members of elfcpp::Elf_sizes<32>.
7794 2010-01-13 Doug Kwan <dougkwan@google.com>
7796 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7797 Arm_relobj::section_needs_cortex_a8_stub_scanning,
7798 Arm_relobj::scan_section_for_cortex_a8_erratum,
7799 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7800 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7801 sections to scan for relocation stubs into a new method
7802 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
7803 relocation and Cortex-A8 stub scanning.
7804 (Target_arm::do_relax): Force stubs to be after stubbed sections
7805 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
7806 the beginning of a new relaxation pass. Update a comment.
7807 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7809 2010-01-12 Ian Lance Taylor <iant@google.com>
7811 * target-reloc.h (visibility_error): New inline function.
7812 (relocate_section): Call visibility_error.
7813 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7814 (MOSTLYCLEANFILES): Likewise.
7815 (protected_4_pic.o, protected_3.err): New targets.
7816 * testsuite/protected_4.cc: New file.
7818 2010-01-12 Doug Kwan <dougkwan@google.com>
7820 * arm.cc (Cortex_a8_reloc): New class.
7821 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
7822 and cortex_a8_relocs_info_.
7823 (Target_arm::fix_cortex_a8): New method definition.
7824 (Target_arm::Cortex_a8_relocs_info): New type.
7825 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
7826 New data member declarations.
7827 (Target_arm::scan_reloc_for_stub): Record information about
7828 relocations for THUMB branches that might be exempted from the
7829 Cortex-A8 workaround.
7830 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
7831 at the beginning of a relaxation pass.
7833 2010-01-12 Doug Kwan <dougkwan@google.com>
7835 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
7836 (Arm_relobj::Mapping_symbol_position,
7837 Arm_reloj::Mapping_symbol_position_less,
7838 Arm_relobj::Mapping_symbols_info): New types.
7839 (Target_arm::is_mapping_symbol_name): New method definition.
7840 (Arm_relobj::do_count_local_symbols): Save information about mapping
7843 2010-01-11 Doug Kwan <dougkwan@google.com>
7845 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
7846 Arm_relocate_functions::thumb32_branch_upper,
7847 Arm_relocate_functions::thumb32_branch_lower,
7848 Arm_relocate_functions::thumb32_cond_branch_offset,
7849 Arm_relocate_functions::thumb32_cond_branch_upper,
7850 Arm_relocate_functions::thumb32_cond_branch_lower,
7851 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
7852 branch offset encoding.
7853 (Arm_relocate_functions::thumb_branch_common): Use new branch
7854 offset encoding methods to avoid code duplication.
7855 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
7856 (Stub_addend_reader::operator()): Use new branch encoding method
7857 to avoid code duplication.
7859 2010-01-11 Doug Kwan <dougkwan@google.com>
7861 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
7862 (Target_arm::do_finalize_sections): Define special EXIDX section
7863 symbols only if referenced.
7864 * gc.h (Garbage_collection::add_reference): New method.
7865 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
7868 2010-01-11 Ian Lance Taylor <iant@google.com>
7870 * script.cc (Version_script_info::build_expression_list_lookup):
7871 Change complaing about duplicate wildcard match from error to
7874 * script.cc (class Lazy_demangler): Recreate--revert part of patch
7876 (Version_script_info::Version_script_info): Initialize globs_,
7877 default_version_, default_is_global_, and exact_. Don't
7878 initialize globals_ or locals_.
7879 (Version_script_info::build_lookup_tables): Build local symbols
7881 (Version_script_info::unquote): New function.
7882 (Version_script_info::add_exact_match): New function.
7883 (Version_script_info::build_expression_list_lookup): Remove lookup
7884 parameter. Add is_global parameter. Change all callers. Handle
7885 wildcard pattern specially. Unquote pattern. Call
7887 (Version_script_info::get_name_to_match): New function.
7888 (Version_script_info::get_symbol_version): New function.
7889 (Version_script_info::get_symbol_version_helper): Remove.
7890 (Version_script_info::check_unmatched_names): Call unquote.
7891 * script.h (class Version_script_info): Change get_symbol_version
7892 to be non-inline and add is_global parameter; change all callers.
7893 Rewrite symbol_is_local. Update declarations. Define struct
7894 Version_tree_match, Exact, Globs. Don't define struct Lookup.
7895 Remove globals_ and locals_ members. Add exact_, globs_,
7896 default_version_, is_global_.
7897 (Version_script_info::Glob): Remove pattern, add expression and
7898 is_global. Update constructor. Change all callers.
7899 * dynobj.cc (Versions::finalize): Mark the version symbol as the
7901 (Versions::symbol_section_contents): If a symbol is undefined, or
7902 defined in a dynamic object, set the version index to
7904 * symtab.cc (Symbol_table::add_from_relobj): Don't call
7906 (Symbol_table::add_from_pluginobj): Likewise.
7907 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
7909 2010-01-11 Doug Kwan <dougkwan@google.com>
7911 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
7912 (incremental_dump_LDADD): Add linking option for libintl.
7913 * Makefile.in: Regenerate.
7915 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
7918 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
7920 * testsuite/Makefile.in: Regenerated.
7922 2010-01-10 Doug Kwan <dougkwan@google.com>
7924 * options.h (DEFINE_var): Use parentheses around argument varname__
7925 in macro body to avoid any unintended subsequent substitutions.
7927 2010-01-10 Ian Lance Taylor <iant@google.com>
7929 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
7930 candidates before doing symbol resolution.
7932 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
7933 ODR candidates if only one is weak.
7935 2010-01-08 Ian Lance Taylor <iant@google.com>
7937 * script.cc (Version_script_info::build_expression_list_lookup):
7938 Don't warn about ambiguous version, just record the ambiguity.
7939 (Version_script_info::get_symbol_version_helper): Give error if
7940 version is ambiguous.
7942 2010-01-08 Doug Kwan <dougkwan@google.com>
7944 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
7945 prev_data_size_ and prev_addralign_. Remove initializer for
7946 deleted data member has_been_changed_.
7947 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7948 to determine if the table is empty.
7949 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
7951 (Stub_table::add_reloc_stub): Define method in class definition
7952 instead of just declaring it there.
7953 (Stub_table::add_cortex_a8_stub): New method definition.
7954 (Stub_table::update_data_size_and_addralign): Ditto.
7955 (Stub_table::finalize_stubs): Ditto.
7956 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
7957 (Stub_table::do_addralign_): Return address alignment in the
7958 (Stub_table::do_reset_address_and_file_offset): Define method in
7959 class definition instead of declaring it there. Set current data
7960 size to be the data size of the previous pass.
7961 (Stub_table::set_final_data_size): Use current data size as the
7963 (Stub_table::relocate_stub): Change parameter type of stub from
7964 Reloc_stub pointer to Stub pointer.
7965 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
7966 (Stub_table::Cortex_a8_stub_list): New typedef.
7967 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
7968 Stub_table::prev_addralign_): New data member.
7969 (Arm_relobj::Arm_relobj): Initialize data member
7970 section_has_cortex_a8_workaround_.
7971 (Arm_relobj::section_has_cortex_a8_workaround,
7972 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7974 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7976 (Target_arm::relocate_stub): Change parameter type of stub from
7977 Reloc_stub pointer to Stub pointer.
7978 (Insn_template::size, Insn_template::alignment): Handle
7979 THUMB16_SPECIAL_TYPE.
7980 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7981 Stub_table::update_data_size_and_addralign,
7982 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7984 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7985 (Stub_table::do_write): Ditto.
7986 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7988 2010-01-08 Ian Lance Taylor <iant@google.com>
7991 * symtab.h (class Symbol): Remove fields is_target_special_ and
7992 has_plt_offset_. Add field is_defined_in_discarded_section_.
7993 (Symbol::is_defined_in_discarded_section): New function.
7994 (Symbol::set_is_defined_in_discarded_section): New function.
7995 (Symbol::has_plt_offset): Rewrite.
7996 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7997 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7998 Don't initialize is_target_special_ or has_plt_offset_.
7999 Initialize is_defined_in_discarded_section_.
8000 (Symbol_table::add_from_relobj): If appropriate, set
8001 is_defined_in_discarded_section.
8002 * resolve.cc (Symbol::override_base_with_special): Don't test
8003 is_target_special_. Change has_plt_offset_ to has_plt_offset().
8004 * target-reloc.h (relocate_section): Do special handling for
8005 symbols defined in discarded sections for global symbols as well
8008 2010-01-08 Ian Lance Taylor <iant@google.com>
8010 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
8011 the SHT_SYMTAB case.
8013 2010-01-08 Ian Lance Taylor <iant@google.com>
8015 * object.cc (Sized_relobj::do_layout): Don't get confused if
8016 layout_eh_frame returns NULL.
8018 2010-01-08 Ian Lance Taylor <iant@google.com>
8021 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
8022 dynamic symbol table, use the normal symbol table.
8023 (Sized_dynobj::do_read_symbols): Remove assertion about type of
8026 2010-01-08 Ian Lance Taylor <iant@google.com>
8029 * layout.cc (Layout::include_section): Remove .gnu_debuglink
8032 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
8034 * version.cc (print_version): Change to "Copyright 2010".
8036 2010-01-08 Ian Lance Taylor <iant@google.com>
8040 * i386.cc (class Target_i386): Change return type of plt_section
8042 (class Output_data_plt_i386): Add tls_desc_rel_ field.
8043 (Output_data_plt_i386::Output_data_plt_i386): Initialize
8044 tls_desc_rel_ field.
8045 (Output_data_plt_i386::rel_tls_desc): New function.
8046 (Target_i386::rel_tls_desc_section): New function.
8047 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
8048 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
8049 R_386_TLS_DESC reloc in rel_tls_desc_section.
8050 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
8051 Define struct Tlsdesc_info.
8052 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
8053 (Target_x86_64::do_reloc_symbol_index): New function.
8054 (Target_x86_64::add_tlsdesc_info): New function.
8055 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
8056 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
8058 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
8060 (Output_data_plt_x86_64::rela_tlsdesc): New function.
8061 (Target_x86_64::rela_tlsdesc_section): New function.
8062 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
8064 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
8065 (Target_x86_64::do_reloc_addend): New function.
8066 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
8067 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
8068 declarations. Define TARGET_CODE. Add arg field to u1_ union.
8069 (Output_reloc::type): New function.
8070 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
8071 (Output_reloc::is_target_specific): New function.
8072 (Output_reloc::target_arg): New function.
8073 (class Output_reloc) [SHT_RELA]: Add four new constructors for
8074 absolute relocs and target specific relocs.
8075 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
8076 add_target_specific.
8077 (class Output_data_reloc) [SHT_RELA]: Likewise.
8078 * output.cc (Output_reloc::Output_reloc): Add four new versions
8079 for absolute relocs and target specific relocs.
8080 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
8081 (Output_reloc::get_symbol_index): Likewise.
8082 (Output_reloc::local_section_offset): Check that local_sym_index_
8083 is not TARGET_CODE or 0.
8084 (Output_reloc::symbol_value): Likewise.
8085 (Output_reloc::write) [SHT_RELA]: Call target for target specific
8087 * target.h (class Target): Add reloc_symbol_index and reloc_addend
8088 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
8090 * layout.cc (add_target_dynamic_tags): Use output section for
8091 DT_PLTRELSZ and DT_JMPREL.
8093 2010-01-07 Ian Lance Taylor <iant@google.com>
8096 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
8098 (class Output_data_reloc_generic): Define.
8099 (class Output_data_reloc_base): Change base class to
8100 Output_data_reloc_generic. Change add() method to call
8101 bump_relative_reloc_count for a relative reloc. Remove
8103 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
8105 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
8106 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
8108 * layout.h (class Layout): Update declaration.
8110 2010-01-07 Ian Lance Taylor <iant@google.com>
8112 * output.h (class Output_data): Add const version of
8113 output_section and do_output_section.
8114 (class Output_section_data): Add const version of
8116 (class Output_section): Likewise.
8117 * layout.cc (Layout::add_target_dynamic_tags): New function.
8118 * layout.h (class Layout): Update declarations.
8119 * arm.cc (Target_arm::do_finalize_sections): Use
8120 add_target_dynamic_tags.
8121 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8122 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8123 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8124 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8126 2010-01-07 Ian Lance Taylor <iant@google.com>
8129 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
8132 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8133 Ian Lance Taylor <iant@google.com>
8136 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
8137 Xindex::read_symtab_xindex.
8139 2010-01-07 Doug Kwan <dougkwan@google.com>
8141 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
8142 (Insn_template::thumb16_bcond_insn): New method declaration.
8143 (Insn_template): Fix spelling.
8144 (Stub::thumb16_special): New method declaration.
8145 (Stub::do_write): Define virtual method which was previously pure
8147 (Stub::do_thumb16_special): New method declaration.
8148 (Stub::do_fixed_endian_write): New template member.
8149 (Reloc_stub::do_write): Remove.
8150 (Reloc_stub::do_fixed_endian_write): Remove.
8151 (Cortex_a8_stub): New class definition.
8152 (Stub_factory::make_cortex_a8_stub): New method definition.
8153 (Stub_factory::Stub_factory): Add missing static storage class
8154 qualifier for elf32_arm_stub_a8_veneer_blx.
8156 2010-01-07 Ian Lance Taylor <iant@google.com>
8159 * options.h (class General_options): Add --warn-unresolved-symbols
8160 and --error-unresolved-symbols.
8161 * errors.cc (Errors::undefined_symbol): Implement
8162 --warn-unresolved-symbols.
8164 * options.h (class General_options): Add -z text and -z textoff.
8165 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
8167 2010-01-06 Sriraman Tallam <tmsriram@google.com>
8169 * gc.h (Garbage_collection::Cident_section_map): New typedef.
8170 (Garbage_collection::cident_sections): New function.
8171 (Garbage_collection::add_cident_section): New function.
8172 (Garbage_collection::cident_sections_): New member.
8173 (gc_process_relocs): Add references to sections whose names are C
8175 * gold.h (cident_section_start_prefix): New constant.
8176 (cident_section_stop_prefix): New constant.
8177 (is_cident): New function.
8178 * layout.cc (Layout::define_section_symbols): Replace string constants
8179 with the newly defined constants.
8180 * object.cc (Sized_relobj::do_layout): Track sections whose names are
8182 * testsuite/Makefile.am: Add gc_orphan_section_test.
8183 * testsuite/Makefile.in: Regenerate.
8184 * testsuite/gc_orphan_section_test.cc: New file.
8185 * testsuite/gc_orphan_section_test.sh: New file.
8187 2010-01-06 Ian Lance Taylor <iant@google.com>
8190 * options.h (class General_options): Add --warn-shared-textrel.
8191 * layout.cc (Layout::finish_dynamic_section): Implement
8192 --warn-shared-textrel.
8195 * options.h (class General_options): Add --warn-multiple-gp.
8197 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8199 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
8200 $(THREADSLIB) and $(LIBDL).
8201 * Makefile.in: Rebuild.
8203 2010-01-06 Ian Lance Taylor <iant@google.com>
8206 * options.cc (General_options::parse_section_start): New function.
8207 (General_options::section_start): New function.
8208 (General_options::General_options): Initialize all members.
8209 * options.h: Include <map>
8210 (class General_options): Add --section-start. Add section_starts_
8212 * layout.cc (Layout::attach_allocated_section_to_segment): If
8213 --section-start was used, set the address of the segment. Remove
8214 local sort_sections.
8215 (Layout::relaxation_loop_body): If the address of the load segment
8216 has been set by --section-start, don't use it.
8217 * output.h (Output_segment::update_flags_for_output_section): New
8219 * output.cc (Output_segment::add_output_section): Call
8220 update_flags_for_output_section.
8222 2010-01-05 Ian Lance Taylor <iant@google.com>
8225 * options.h (class General_options): Add --undefined-version.
8226 * script.cc (struct Version_expression): Add was_matched_by_symbol
8228 (Version_script_info::matched_symbol): New function.
8229 (Version_script_info::get_symbol_version_helper): Call
8231 (Version_script_info::check_unmatched_names): New function.
8232 * script.h (class Version_script_info): Update declarations.
8233 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
8235 * options.h (class General_options): Use DEFINE_bool_alias for
8236 allow_multiple_definition.
8237 * resolve.cc (Symbol_table::should_override): Don't test
8238 allow_multiple_definition.
8241 * options.h (class General_options): Add --cref.
8242 * main.cc (main): Print cref table if --cref. Don't close mapfile
8243 until after printing cref table.
8244 * cref.cc: Include "symtab.h".
8245 (class Cref_inputs): Define Cref_table_compare and Cref_table.
8246 (Cref_table_compare::operator()): New function.
8247 (Cref_inputs::gather_cref): New function.
8248 (filecol): New static const.
8249 (Cref_inputs::print_cref): New function.
8250 (Cref::print_cref): New function.
8251 * cref.h: Include <cstdio>.
8252 (class Cref): Update declarations.
8253 * mapfile.h (Mapfile::file): New function.
8254 * object.h (class Object): Define Symbols. Declare virtual
8255 do_get_global_symbols.
8256 (Object::get_global_symbols): New function.
8257 * object.cc (Input_objects::add_object): Pass object to cref_ if
8259 (Input_objects::archive_start): Likewise.
8260 (Input_objects::archive_stop): Likewise.
8261 (Input_objects::print_cref): New function.
8262 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
8263 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
8265 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
8267 * plugin.h (class Sized_pluginobj): Update declarations.
8269 2010-01-05 Ian Lance Taylor <iant@google.com>
8271 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
8272 to is_default_version. Rename insdef to insdefault.
8273 (Symbol_table::add_from_relobj): Rename def to is_default_version
8274 and local to is_forced_local.
8275 (Symbol_table::add_from_pluginobj): Likewise.
8276 (Symbol_table::add_from_dynobj): Likewise.
8277 (Symbol_table::define_special_symbol): Rename insdef to
8280 2010-01-04 Ian Lance Taylor <iant@google.com>
8283 * options.h (class General_options): Add
8284 --allow-multiple-definition and -z muldefs.
8285 * resolve.cc (Symbol_table::should_override): Don't warn about a
8286 multiple symbol definition if --allow-multiple-definition or -z
8290 * options.h (class General_options): Add --add-needed and
8291 --copy-dt-needed-entries. Tweak --as-needed help entry.
8292 * object.cc (Input_objects::check_dynamic_dependencies): Give an
8293 error if --copy-dt-needed-entries aka --add-needed is used and
8294 would cause a change in behaviour.
8297 * options.h (class General_options): Add -G as a short version of
8298 --shared. Add no-op options -assert, -g, and -i.
8300 2010-01-04 Sriraman Tallam <tmsriram@google.com>
8302 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
8303 check for .text or .gnu.linkonce.t sections.
8304 * icf.cc (Icf::find_identical_sections): Ditto.
8305 Change the detection for mangled function name within the section
8307 * icf.h (is_section_foldable_candidate): New function.
8309 2009-12-30 Ian Lance Taylor <iant@google.com>
8312 * options.h (class General_options): Permit two dashes with
8313 --retain-symbols-file.
8315 2009-12-30 Ian Lance Taylor <iant@google.com>
8318 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
8319 don't put the file header and segment headers in the text
8323 * common.cc (Sort_commons::operator()): Stabilize sort when both
8325 (Symbol_table::do_allocate_commons_list): When allocating common
8326 symbols, skip a symbol which is no longer common.
8327 * symtab.h (Symbol::is_common): Test whether the symbol comes from
8328 an object before checking its type.
8329 * testsuite/common_test_2.c: New file.
8330 * testsuite/common_test_3.c: New file.
8331 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
8332 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
8333 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
8334 (common_test_2_pic.o, common_test_2.so): New targets.
8335 (common_test_3_pic.o, common_test_3.so): New targets.
8336 * testsuite/Makefile.in: Rebuild.
8339 * script.cc (read_input_script): If we see a new SECTIONS clause,
8340 and we have added an input section, give an error.
8341 * layout.h (class Layout): Add have_added_input_section function.
8342 Add have_added_input_section_ field.
8343 * layout.cc (Layout::Layout): Initialize
8344 have_added_input_section_.
8345 (Layout::layout): Set have_added_input_section_.
8346 (Layout::layout_eh_frame): Likewise.
8348 2009-12-30 Ian Lance Taylor <iant@google.com>
8351 * options.h (class General_options): Add --sort-common option.
8352 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
8353 * common.cc (Sort_common): Add sort_order parameter to
8354 constructor. Add sort_order_ field.
8355 (Sort_commons::operator): Check sort_order_.
8356 (Symbol_table::allocate_commons): Determine the sort order.
8357 (Symbol_table::do_allocate_commons): Add sort_order parameter.
8359 (Symbol_table::do_allocate_commons_list): Likewise.
8361 2009-12-30 Ian Lance Taylor <iant@google.com>
8364 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
8365 symbols from this object, don't change the visibility of an
8367 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
8369 2009-12-30 Ian Lance Taylor <iant@google.com>
8372 * script.h (class Version_script_info): Define Language enum.
8373 Update declarations. Define Glob, Exact, and Lookup types. Add
8374 new fields globals_, locals_, and is_finalized_.
8375 * script.cc: Various formatting fixes.
8376 (class Parser_closure): Change language_stack_ from a vector of
8377 std::string to one of Version_script_info::Language. Adjust all
8379 (class Lazy_demangler): Remove.
8380 (struct Version_expression): Change language from std::string to
8381 Version_script_info::Language.
8382 (Version_script_info::Version_script_info): New function.
8383 (Version_script_info::~Version_script_info): Don't call clear.
8384 (Version_script_info::finalize): New function.
8385 (Version_script_info::build_lookup_tables): New function.
8386 (Version_script_info::build_expression_list_lookup): New
8388 (Version_script_info::get_symbol_version_helper): Rewrite to use
8390 (Version_script_info::print_expression_list): Adjust to use
8391 Version_script_info::Language.
8392 (script_push_lex_into_version_mode): Check that the version script
8393 has not been finalized.
8394 (version_script_push_lang): Change language string to
8395 Version_script_info::Language.
8396 * options.cc (Command_line::version_script): New function.
8397 * options.h (class General_options): Add finalize_dynamic_list
8398 function. Change version_script from declaration to definition.
8399 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
8400 * testsuite/version_script.map: Remove duplicate def of foo.
8401 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
8403 * testsuite/Makefile.in: Rebuild.
8405 2009-12-30 Ian Lance Taylor <iant@google.com>
8408 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
8409 if the input symbol index is 0, make the output symbol index 0.
8411 2009-12-30 Ian Lance Taylor <iant@google.com>
8414 * options.h (class General_options): Add -x/--discard-all.
8415 * object.cc (Sized_relobj::do_count_local_symbols): Handle
8416 --discard-all. If the local symbol needs a dynamic entry, check
8417 that before handling --discard-locals.
8419 2009-12-30 Ian Lance Taylor <iant@google.com>
8422 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
8424 (Output_segment::add_output_section): Don't change the flags if
8428 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
8429 GNU hash table if they need a dynamic value. Otherwise, don't add
8430 them if they are defined in a dynamic object or are forced local.
8432 2009-12-29 Ian Lance Taylor <iant@google.com>
8435 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
8436 .gnu.hash table for a 32-bit target.
8439 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
8440 regular and a dynamic object only needs a dynamic symbol table
8441 entry if it is externally visible.
8444 * i386.cc (class Target_i386): Initialize global_offset_table_ in
8445 constructor. Add global_offset_table_ field.
8446 (Target_i386::got_section): Set global_offset_table_.
8447 (Target_i386::do_finalize_sections): Set global_offset_table_
8449 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
8450 in constructor. Add global_offset_table_ field.
8451 (Target_x86_64::got_section): Set global_offset_table_.
8452 (Target_x86_64::do_finalize_sections): Set global_offset_table_
8455 * layout.cc (Layout::Layout): Initialize increase_relro_.
8456 (Layout::get_output_section): Add is_relro, is_last_relro, and
8457 is_first_non_relro parameters. Change all callers.
8458 (Layout::choose_output_section): Likewise.
8459 (Layout::add_output_section_data): Likewise.
8460 (Layout::make_output_section): Likewise.
8461 (Layout::set_segment_offsets): Clear increase_relro when using a
8463 * layout.h (class Layout): Add increase_relro method. Add
8464 increase_relro_ field. Update declarations.
8465 * output.cc (Output_section::Output_section): Initialize
8466 is_last_relro_ and is_first_non_relro_.
8467 (Output_segment::add_output_section): Group relro sections is
8468 do_sort is true. Handle is_last_relro and is_first_non_relro.
8469 (Output_segment::maximum_alignment): Remove relro handling.
8470 (Output_segment::set_section_addresses): Add increase_relro
8471 parameter. Change all callers. Add initial alignment to align
8472 relro sections on separate page. Remove old relro handling.
8473 (Output_segment::set_section_list_addresses): Remove in_relro
8474 parameter. Change all callers.
8475 (Output_segment::set_offset): Add increase parameter. Change all
8476 callers. Remove old relro handling.
8477 * output.h (class Output_section): Add new methods: is_last_relro,
8478 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
8479 Add is_last_relro_ and is_first_non_relro_ fields.
8480 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
8481 Create separate .got.plt section. Call increase_relro.
8482 * x86_64.cc (Target_x86_64::got_section): Likewise.
8483 * testsuite/relro_script_test.t: Add .got.plt.
8486 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
8487 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
8488 (Layout::finalize): Call set_dynamic_symbol_size.
8489 (Layout::set_dynamic_symbol_size): New function.
8490 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
8491 set_dynamic_symbol_size.
8494 * output.h (class Output_section): Add is_entsize_zero_ field.
8495 * output.cc (Output_section::Output_section): Initialize
8497 (Output_section::set_entsize): If two different entsizes are
8498 requested, force it to zero.
8499 (Output_section::add_input_section): Set flags for .debug_str
8500 before updating section flags. Set entsize.
8501 (Output_section::update_flags_for_input_section): Set SHF_MERGE
8502 and SHF_STRING if all input sections have those flags.
8504 2009-12-29 Rafael Espindola <espindola@google.com>
8506 * main.cc (main): Fix the sys time reporting.
8507 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
8510 2009-12-29 Sriraman Tallam <tmsriram@google.com>
8512 * options.cc (General_options::parse_version): Allow -v to exit
8513 without an error if there is nothing to link.
8515 2009-12-29 Ian Lance Taylor <iant@google.com>
8517 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
8518 using a version of gcc before 4.1.
8519 * configure: Rebuild.
8521 2009-12-28 Chris Demetriou <cgd@google.com>
8523 * attributes.cc (Output_attributes_section_data::do_write): Use
8524 std::vector::front rather than std::vector::data.
8526 2009-12-28 Ian Lance Taylor <iant@google.com>
8528 * symtab.h (class Symbol_table): Add enum Defined.
8529 * resolve.cc (Symbol_table::should_override): Add defined
8530 parameter. Change all callers. Test whether object is NULL
8531 before calling a method on it.
8532 (Symbol_table::report_resolve_problem): Add defined parameter.
8534 (Symbol_table::should_override_with_special): Likewise.
8535 * symtab.cc (Symbol_table::define_in_output_data): Add defined
8536 parameter. Change all callers.
8537 (Symbol_table::do_define_in_output_data): Likewise.
8538 (Symbol_table::define_in_output_segment): Likewise.
8539 (Symbol_table::do_define_in_output_segment): Likewise.
8540 (Symbol_table::define_as_constant): Likewise.
8541 (Symbol_table::do_define_as_constant): Likewise.
8542 * script.h (class Symbol_assignment): Add is_defsym parameter to
8543 constructor; change all callers.
8544 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
8545 parameter. Change all callers. Add is_defsym_ field.
8546 (class Parser_closure): Add parsing_defsym parameter to
8547 constructor; change all callers. Add parsing_defsym accessor
8548 function. Add parsing_defsym_ field.
8550 2009-12-28 Ian Lance Taylor <iant@google.com>
8552 * gold.cc (queue_middle_tasks): Fix formatting.
8553 * object.cc (Relobj::is_section_name_included): Likewise.
8555 2009-12-23 Ian Lance Taylor <iant@google.com>
8557 * i386.cc (Target_i386::do_calls_non_split): Recognize
8558 -fsplit-stack prologue for a function with a static chain.
8559 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
8560 -fsplit-stack prologue when using %r11.
8562 2009-12-21 Sriraman Tallam <tmsriram@google.com>
8564 * options.cc (General_options::parse_version): Make -v continue and do
8565 the link like GNU ld does.
8567 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
8569 * Makefile.am (CCFILES): Add timer.cc.
8570 (HFILES): Add timer.h.
8571 * configure.ac: Check for sysconf and times.
8572 * main.cc: include timer.h.
8573 (main): Use Timer instead of get_run_time.
8576 * workqueue.cc: include timer.h.
8577 (Workqueue::find_and_run_task):
8578 Report user, sys and wall time.
8579 * Makefile.in: Regenerate.
8580 * config.in: Regenerate.
8581 * configure: Regenerate.
8583 2009-12-16 Doug Kwan <dougkwan@google.com>
8585 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
8587 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
8588 relaxed input sections.
8589 * output.cc (Output_section::find_relaxed_input_section): Change
8590 return type to Output_relaxed_input_section pointer. Adjust code
8591 for new type of relaxed_input_section_map_.
8592 * output.h (Output_section::find_relaxed_input_section): Change
8593 return type to Output_relaxed_input_section pointer.
8594 (Output_section::Output_relaxed_input_section_by_input_section_map):
8596 (Output_section::relaxed_input_section_map_): Change type to
8597 Output_section::Output_relaxed_input_section_by_input_section_map.
8598 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
8601 2009-12-15 Ian Lance Taylor <iant@google.com>
8603 * layout.cc (Layout::create_shstrtab): Only write out after input
8604 sections if we are compressing debug sections.
8606 2009-12-15 Ian Lance Taylor <iant@google.com>
8608 * archive.cc (Archive::add_symbols): Only look up a symbol without
8609 a version if there is, in fact, a version.
8611 2009-12-14 Ian Lance Taylor <iant@google.com>
8613 Revert -Wshadow changes, all changes from:
8614 2009-12-11 Doug Kwan <dougkwan@google.com>
8615 2009-12-11 Nick Clifton <nickc@redhat.com>
8616 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
8618 2009-12-11 Doug Kwan <dougkwan@google.com>
8620 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
8622 * attributes.cc (Object_attribute::size): Ditto.
8623 (Attributes_section_data::size): Ditto.
8624 (Attributes_section_data::Attributes_section_data): Ditto.
8625 (Output_attributes_section_data::do_write): Ditto.
8626 * attributes.h (Object_attribute::set_type): Ditto.
8627 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
8629 2009-12-11 Nick Clifton <nickc@redhat.com>
8631 * archive.cc: Fix shadowed variable warnings.
8633 * compressed_output.cc: Likewise.
8634 * compressed_output.h: Likewise.
8635 * configure: Likewise.
8636 * dwarf_reader.cc: Likewise.
8637 * dynobj.cc: Likewise.
8638 * dynobj.h: Likewise.
8639 * ehframe.cc: Likewise.
8640 * ehframe.h: Likewise.
8641 * errors.cc: Likewise.
8642 * expression.cc: Likewise.
8643 * fileread.cc: Likewise.
8644 * fileread.h: Likewise.
8645 * freebsd.h: Likewise.
8646 * i386.cc: Likewise.
8648 * incremental.h: Likewise.
8649 * layout.cc: Likewise.
8650 * layout.h: Likewise.
8651 * mapfile.cc: Likewise.
8652 * merge.cc: Likewise.
8653 * merge.h: Likewise.
8654 * object.cc: Likewise.
8655 * object.h: Likewise.
8656 * options.h: Likewise.
8657 * output.cc: Likewise.
8658 * output.h: Likewise.
8659 * parameters.cc: Likewise.
8660 * plugin.cc: Likewise.
8661 * powerpc.cc: Likewise.
8662 * reduced_debug_output.cc: Likewise.
8663 * reduced_debug_output.h: Likewise.
8664 * reloc.cc: Likewise.
8665 * reloc.h: Likewise.
8666 * resolve.cc: Likewise.
8667 * script-sections.cc: Likewise.
8668 * script.cc: Likewise.
8669 * script.h: Likewise.
8670 * sparc.cc: Likewise.
8671 * symtab.cc: Likewise.
8672 * symtab.h: Likewise.
8673 * target-select.cc: Likewise.
8674 * target-select.h: Likewise.
8675 * token.h: Likewise.
8676 * workqueue.cc: Likewise.
8677 * workqueue.h: Likewise.
8678 * x86_64.cc: Likewise.
8680 2009-12-10 Doug Kwan <dougkwan@google.com>
8682 * arm.cc (attributes.h): New include.
8683 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
8684 (Arm_relobj::~Arm_relobj): Delete object pointed by
8685 attributes_section_data_.
8686 (Arm_relobj::attributes_section_data): New method definition.
8687 (Arm_relobj::attributes_section_data_): New data member declaration.
8688 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
8689 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
8690 attributes_section_data_.
8691 (Arm_dynobj::attributes_section_data): New method definition.
8692 (Arm_dynobj::attributes_section_data_): New data member declaration.
8693 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
8694 initialization value of may_use_blx_ to false.
8695 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
8696 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
8697 object attributes to compute results instead of hard-coding.
8698 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
8699 Target_arm::get_secondary_compatible_arch,
8700 Target_arm::set_secondary_compatible_arch
8701 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8702 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
8703 New method declarations.
8704 (Target_arm::get_aeabi_object_attribute): New method definition.
8705 (Target_arm::attributes_section_data_): New data member declaration.
8706 (read_arm_attributes_section): New template definition.
8707 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
8708 (Arm_dynobj::do_read_symbols): Ditto.
8709 (Target_arm::do_finalize_sections): Merge attributes sections from
8710 input. Check for BLX use after attributes section merging.
8711 Fix __exidx_start and __exidx_end visibility. Create an
8712 .ARM.attributes section if necessary.
8713 (Target_arm::get_secondary_compatible_arch,
8714 Target_arm::set_secondary_compatible_arch,
8715 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8716 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
8717 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
8718 New method definitions.
8720 2009-12-09 Ian Lance Taylor <iant@google.com>
8722 * plugin.cc (Plugin::load): Don't cast from void* to a function
8725 2009-12-09 Ian Lance Taylor <iant@google.com>
8727 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
8730 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
8732 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
8733 Replace two_file_shared_1.so with two_file_shared_2.so.
8734 * testsuite/Makefile.in: Regenerated.
8736 2009-12-08 Doug Kwan <dougkwan@google.com>
8738 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
8739 (HFILES): Add attributes.h and int_encoding.h.
8740 * Makefile.in: Regenerate.
8741 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
8742 function definitions to int_encoding.cc
8743 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
8744 prototypes to int_encoding.h
8745 * reduced_debug_output.cc (int_encoding.h): New include.
8746 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
8747 function definitions to int_encoding.cc
8748 (insert_into_vector, read_from_pointer): Move template definitions to
8750 * attributes.cc: New file.
8751 * attributes.h: New file.
8752 * int_encoding.cc: New file.
8753 * int_encoding.h: New file.
8755 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
8758 * incremental-dump.cc (dump_incremental_inputs): New.
8759 (main): Use dump_incremental_inputs.
8761 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
8764 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
8765 checking elfcpp::STT_FUNC.
8766 (Target_i386::Relocate::relocate): Likewise.
8767 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8769 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
8770 symbols from shared libraries into normal FUNC symbols.
8772 * symtab.h (Symbol): Add is_func and use it.
8774 2009-12-05 Doug Kwan <dougkwan@google.com>
8776 * arm.cc (Target_arm::arm_info): Initialize new fields
8777 attributes_section and attributes_vendor.
8778 * i386.cc (Target_i386::i386_info): Same.
8779 * object.cc (Sized_relobj::do_layout): Skip attribute section.
8780 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8781 fields attributes_section and attributes_vendor.
8782 * sparc.cc (Target_sparc::sparc_info): Same.
8783 * target.h (Target::attributes_section, Target::attributes_vendor,
8784 Target::is_attributes_section, Target::attribute_arg_type,
8785 Target::attributes_order): New method definitions.
8786 (Target::Target_info::attributes_section,
8787 Target::Target_info::attributes_vendor): New fields.
8788 (Target::do_attribute_arg_type, Target::do_attributes_order): New
8789 virtual method definitions.
8790 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8791 attributes_section and attributes_vendor.
8792 * testsuite/testfile.cc (Target_test::test_target_info): Same.
8794 2009-12-05 Doug Kwan <dougkwan@google.com>
8796 * arm.cc: Update comments about interworking and stub generation.
8797 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8798 considered as non-PIC.
8799 (Arm_relocate_functions::base_abs): Fix formatting.
8800 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8801 of function to use GOT entry address instead of offset.
8802 (Target_arm::Scan::global): Issue an error if a symbol would need a
8803 PLT does not get one because it is untyped. Remove code to create
8804 dynamic symbols for relative branches.
8805 (Target_arm::Relocate::relocate: Use 0 instead of false since function
8806 takes unsigned integer instead of boolean.
8808 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
8810 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8811 (two_file_test_LDADD): Likewise.
8812 (common_test_1_LDADD): Likewise.
8813 (exception_test_LDADD) Likewise.
8814 (weak_test_LDADD): Likewise.
8815 (many_sections_test_LDADD): Likewise.
8816 (initpri1_LDADD): Likewise.
8817 (script_test_1_LDADD): Likewise.
8818 (script_test_2_LDADD): Likewise.
8819 (justsyms_LDADD): Likewise.
8820 (binary_test_LDADD): Likewise.
8821 (large_LDADD): Likewise.
8822 * testsuite/Makefile.in: Regenerated.
8824 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
8826 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
8827 (Symbol_table::override_with_special): Likewise.
8828 (Symbol_table::add_from_object): Likewise.
8830 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8832 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8833 Don't set the data_offset twice.
8835 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8837 * testsuite/Makefile.in: Regenerate.
8839 2009-12-03 Doug Kwan <dougkwan@google.com>
8841 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
8842 (Target_arm::do_finalize_sections): Add parameter for symbol table
8843 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
8844 * i386.cc (Target_i386::do_finalize_sections): Add an additional
8845 parameter for symbol table pointer.
8846 * layout.cc (Layout::finalize): Call Target::finalize_sections with
8847 an additional parameter for a pointer to symbol table.
8848 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
8849 parameter for a symbol table pointer.
8850 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
8851 * target.h (Target::finalize_sections, Target::do_finalize_sections):
8853 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
8854 parameter for a symbol table pointer.
8856 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
8858 * incremental.cc (Incremental_inputs_header)
8859 (Incremental_inputs_header_write, Incremental_inputs_entry)
8860 (Incremental_inputs_entry_write): Move ...
8861 * incremental.h (Incremental_inputs_header)
8862 (Incremental_inputs_header_write, Incremental_inputs_entry)
8863 (Incremental_inputs_entry_write): here.
8865 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8867 * incremental.cc (make_sized_incremental_binary): Set the target.
8868 Error if it is incompatible.
8869 * output.h (Output_file): Add filename method.
8871 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8873 * incremental.cc (Incremental_inputs_entry): Remove unused argument
8874 from the get_* methods.
8876 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8878 * incremental-dump.cc (main): Check that the offeset of a script is 0.
8879 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8880 Write 0 for the data_offset of scripts.
8882 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8884 * testsuite/Makefile.am: Add the incremental_test.sh test.
8885 * testsuite/incremental_test.sh: New.
8886 * testsuite/incremental_test_1.c: New.
8887 * testsuite/incremental_test_2.c: New.
8889 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
8891 * incremental-dump.cc (main): Fix typos.
8893 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8896 * incremental-dump.cc (main): Use llu to print 64 bit values.
8898 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
8899 H.J. Lu <hongjiu.lu@intel.com>
8901 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
8903 (incremental_dump_LDADD): Likewise.
8904 * Makefile.in: Regenerated.
8906 2009-11-25 Doug Kwan <dougkwan@google.com>
8910 2009-11-25 Doug Kwan <dougkwan@google.com>
8912 * arm.cc (Target_arm::Target_arm): Move method definition
8913 outside of class definition. Add code to handle
8914 --target1-rel, --target1-abs and --target2= options.
8915 (Target_arm::get_reloc_reloc_type): Change method to be
8916 non-static and const.
8917 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
8918 New data member declaration.
8919 (Target_arm::Scan::local, Target_arm::Scan::global,
8920 Target_arm::Relocate::relocate,
8921 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8922 Adjust call to Target_arm::get_real_reloc_type.
8923 (Target_arm::get_real_reloc_type): Use command line options
8924 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8925 * options.h (--target1-rel, --target1-abs, --target2): New
8928 2009-11-25 Doug Kwan <dougkwan@google.com>
8930 * arm.cc (Target_arm::Target_arm): Move method definition outside of
8931 class definition. Add code to handle --target1-rel, --target1-abs
8932 and --target2= options.
8933 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8935 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
8937 (Target_arm::Scan::local, Target_arm::Scan::global,
8938 Target_arm::Relocate::relocate,
8939 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
8940 call to Target_arm::get_real_reloc_type.
8941 (Target_arm::get_real_reloc_type): Use command line options to
8942 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8943 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
8946 2009-11-25 Doug Kwan <dougkwan@google.com>
8948 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
8949 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
8950 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
8952 (Arm_relocate_functions::thm_call): Replace body with a call to
8953 Arm_relocate_functions::thumb_branch_common.
8954 (Arm_relocate_functions::thm_jump24,
8955 Arm_relocate_functions::thm_xpc22): New method definitions.
8956 (Arm_relocate_functions::thumb_branch_common): New method definition.
8957 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
8959 (Target_arm::Relocate::relocate): Adjust call to thm_call.
8960 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
8962 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8964 * Makefile.am: Build incremental-dump
8965 * Makefile.in: Regenerate.
8966 * incremental-dump.cc: New.
8967 * incremental.cc (Incremental_inputs_header_data,
8968 Incremental_inputs_entry_data): Move to incremental.h
8969 * incremental.h: (Incremental_inputs_header_data,
8970 Incremental_inputs_entry_data): Move from incremental.cc
8972 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8974 * incremental.cc (Incremental_inputs_header,
8975 Incremental_inputs_header_write, Incremental_inputs_entry,
8976 Incremental_inputs_entry_write): Add a typedef with the data type.
8978 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8980 * incremental.cc (Incremental_inputs_header,
8981 Incremental_inputs_header_write, Incremental_inputs_entry,
8982 Incremental_inputs_entry_write): Update comment about which
8983 type has the filed descriptions.
8985 2009-11-15 Doug Kwan <dougkwan@google.com>
8987 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8988 (Arm_relocate_functions::arm_branch_common): Change method defintion
8989 in class definition to a method declaration and update list of formal
8991 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8992 Arm_relocation_functions::jump24): Adjust call to
8993 Arm_relocate_functions::arm_branch_common. Update list of formal
8995 (Arm_relocate_functions::xpc25): New method definition.
8996 (Arm_relocate_functions::arm_branch_common): Move method defintion
8997 out from class definition. Use stubs for mode-switching and extending
8999 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
9000 specially. Change code to enable use of stubs in ARM branches.
9002 2009-11-10 Doug Kwan <dougkwan@google.com>
9004 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
9005 in method declaration.
9006 (Target_arm::relocate_stub): New method declaration.
9007 (Target_arm::default_target): Change to return a pointer instead of
9009 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
9010 Target_arm::default_target.
9011 (Arm_Relobj::do_relocate_sections): Remove options paramater in
9013 (Target_arm::relocate_section): Adjust view.
9014 (Target_arm::relocate_stub): New method definition.
9016 2009-11-10 Doug Kwan <dougkwan@google.com>
9018 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
9020 * incremental.cc (open_incremental_binary): Initialized local
9021 variables to avoid warnings.
9022 * object.cc (make_elf_object): Ditto.
9023 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
9026 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
9029 * testsuite/plugin_test.c: Include "config.h".
9031 2009-11-09 Doug Kwan <dougkwan@google.com>
9033 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
9034 (arm_symbol_value): Remove.
9035 (Arm_relocate_functions::arm_branch_common,
9036 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
9037 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
9038 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
9039 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
9040 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
9041 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
9042 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
9043 Arm_relocate_functions::thm_mobw_abs_nc,
9044 Arm_relocate_functions::thm_mov_abs,
9045 Arm_relocate_functions::movw_prel_nc,
9046 Arm_relocate_functions::thm_movt_abs,
9047 Arm_relocate_functions::movt_prel,
9048 Arm_relocate_functions::thm_movw_prel_nc,
9049 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
9050 (Target_arm::Relocate::relocate): Only decompose address into two
9051 parts if relocation type uses the thumb-bit and pass the actual
9052 bit instead of a flag indicating that the thumb-bit is used. Adjust
9053 calls to methods in Arm_relocate_functions for this change.
9055 2009-11-08 Ian Lance Taylor <iant@google.com>
9058 * reloc.cc: Instantiate
9059 Sized_relobj::initialize_input_to_output_maps and
9060 Sized_relobj:free_input_to_output_maps.
9062 2009-11-06 Ian Lance Taylor <iant@google.com>
9065 * defstd.cc (in_segment): Set only_if_ref true for "end".
9067 2009-11-06 Doug Kwan <dougkwan@google.com>
9069 * arm.cc (class Reloc_stub): Correct a comment.
9070 (Target_arm::Target_arm): Initialize arm_input_section_map_.
9071 (Target_arm::scan_section_for_stubs): New method declaration.
9072 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
9073 Change methods from private to protected.
9074 (Target_arm::do_may_relax): New method definition.
9075 (Target_arm::do_relax, Target_arm::group_sections,
9076 Target_arm::scan_reloc_for_stub,
9077 Target_arm::scan_reloc_section_for_stubs): New method declarations.
9078 (Target_arm::arm_input_section_map_): New data member declaration.
9079 (Target_arm::scan_reloc_for_stub,
9080 Target_arm::scan_reloc_section_for_stubs,
9081 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
9082 Target_arm::do_relax): New method definitions.
9084 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
9086 * configure.ac: Check for (struct stat)::st_mtim
9087 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
9088 * config.in: Regenerate.
9089 * configure: Regenerate.
9091 2009-11-05 Ian Lance Taylor <iant@google.com>
9094 * output.cc (Output_segment::add_output_section): Add missing
9097 2009-11-04 Ian Lance Taylor <iant@google.com>
9100 * object.h (class Object): Add is_needed and set_is_needed
9101 methods. Add is_needed_ field. Make bool fields into bitfields.
9102 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
9103 defined in a dynamic object and referenced by a regular object,
9104 set is_needed for the dynamic object.
9105 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
9106 if the file is marked with as_needed and it is not needed.
9108 2009-11-04 Ian Lance Taylor <iant@google.com>
9111 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
9112 tags if data is discarded by linker script.
9113 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9114 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9115 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9116 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9118 2009-11-04 Ian Lance Taylor <iant@google.com>
9120 * layout.cc (Layout::get_output_section): Add is_interp and
9121 is_dynamic_linker_section parameters. Change all callers.
9122 (Layout::choose_output_section): Likewise.
9123 (Layout::make_output_section): Likewise.
9124 (Layout::add_output_section_data): Add is_dynamic_linker_section
9125 parameter. Change all callers.
9126 * layout.h (class Layout): Update declarations.
9127 * output.h (class Output_section): Add is_interp, set_is_interp,
9128 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
9129 Add is_interp_, is_dynamic_linker_section_ fields. Change
9130 generate_code_fills_at_write_ to a bitfield.
9131 * output.cc (Output_section::Output_sections): Initialize new
9133 (Output_segment::add_output_section): Add do_sort parameter.
9136 2009-11-03 Ian Lance Taylor <iant@google.com>
9139 * options.h (class General_options): Add --warn-common.
9140 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
9141 merging two common symbols.
9142 (Symbol_table::should_override): Handle --warn-common when merging
9143 a common symbol with a defined symbol. Use report_resolve_problem
9144 for multiple definitions.
9145 (Symbol_table::report_resolve_problem): New function.
9146 * symtab.h (class Symbol_table): Declare report_resolve_problem.
9148 2009-11-03 Doug Kwan <dougkwan@google.com>
9150 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
9152 (Target_arm::stub_factory): New method definition.
9153 (Target_arm::new_arm_input_section,
9154 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
9155 Target_arm::reloc_uses_thumb_bit): New method declarations.
9156 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
9157 New type definitions.
9158 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
9159 member declarations.
9160 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
9161 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
9162 New method definitions.
9164 2009-11-03 Ian Lance Taylor <iant@google.com>
9166 * options.h (class General_options): Add --warn_constructors.
9168 2009-11-03 Ian Lance Taylor <iant@google.com>
9171 * defstd.cc (in_section): Add entries for __rel_iplt_start,
9172 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
9174 2009-11-03 Ian Lance Taylor <iant@google.com>
9177 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
9178 --msgid-bugs-address.
9179 (install-pdf): New target.
9180 (install-data_yes): Look up one directory to find mkinstalldirs.
9182 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
9184 * po/Make-in (.po.gmo): Don't generate .gmo files in source
9187 2009-10-30 Doug Kwan <dougkwan@google.com>
9189 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
9191 2009-10-30 Doug Kwan <dougkwan@google.com>
9193 * arm.cc (Stub_addend_reader): New struct template definition
9194 and partial specializations.
9195 (Stub_addend_reader::operator()): New method definition for a
9196 partially specialized template.
9198 2009-10-30 Doug Kwan <dougkwan@google.com>
9200 * arm.cc (Arm_relobj::processor_specific_flags): New method
9202 (Arm_relobj::do_read_symbols): New method declaration.
9203 (Arm_relobj::processor_specific_flags_): New data member declaration.
9204 (Arm_dynobj): New class definition.
9205 (Target_arm::do_finalize_sections): Add input_objects parameter.
9206 (Target_arm::do_adjust_elf_header): New method declaration.
9207 (Target_arm::are_eabi_versions_compatible,
9208 (Target_arm::merge_processor_specific_flags): New method declaration.
9209 (Target_arm::do_make_elf_object): New overloaded method definitions
9211 (Arm_relobj::do_read_symbols): New method definition.
9212 (Arm_dynobj::do_read_symbols): Ditto.
9213 (Target_arm::do_finalize_sections): Add input_objects parameters.
9214 Merge processor-specific flags from all input objects.
9215 (Target_arm::are_eabi_versions_compatible,
9216 Target_arm::merge_processor_specific_flags,
9217 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
9218 New method definitions.
9219 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
9220 Input_objects pointer type parameter.
9221 * layout.cc (Layout::finalize): Pass input objects to target's.
9222 finalize_sections function.
9223 * output.cc (Output_file_header::do_sized_write): Set ELF file
9224 header's processor-specific flags.
9225 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
9226 Input_objects pointer type parameter.
9227 * sparc.cc (Target_sparc::do_finalize_sections): Same.
9228 * target.h (Input_objects): New forward class declaration.
9229 (Target::processor_specific_flags,
9230 Target::are_processor_specific_flags_sect): New method definitions.
9231 (Target::finalize_sections): Add input_objects parameter.
9232 (Target::Target): Initialize processor_specific_flags_ and
9233 are_processor_specific_flags_set_.
9234 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
9236 (Target::set_processor_specific_flags): New method definition.
9237 (Target::processor_specific_flags_,
9238 Target::are_processor_specific_flags_set_): New data member
9240 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
9241 Input_objects pointer type parameter.
9243 2009-10-30 Doug Kwan <dougkwan@google.com>
9245 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
9247 2009-10-28 Ian Lance Taylor <iant@google.com>
9249 * object.h (class Relobj): Drop options parameter from
9250 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
9251 do_scan_relocs, do_relocate. Change all callers.
9252 (class Sized_relobj): Drop options parameters from
9253 do_gc_process_relocs, do_scan_relocs, do_relocate,
9254 do_relocate_sections, relocate_sections, emit_relocs_scan,
9255 emit_relocs_scan_reltype. Change all callers.
9256 (struct Relocate_info): Remove options field and all references to
9258 * reloc.h (class Read_relocs): Remove options constructor
9259 parameter and options_ field. Change all callers.
9260 (class Gc_process_relocs, class Scan_relocs): Likewise.
9261 (class Relocate_task): Likewise.
9262 * target-reloc.h (scan_relocs): Remove options parameter. Change
9264 (scan_relocatable_relocs): Likewise.
9265 * target.h (class Sized_target): Remove options parameter from
9266 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
9268 * gc.h (gc_process_relocs): Remove options parameter. Change all
9270 * arm.cc: Update functions to remove options parameters.
9271 * i386.cc: Likewise.
9272 * powerpc.cc: Likewise.
9273 * sparc.cc: Likewise.
9274 * x86_64.cc: Likewise.
9275 * testsuite/testfile.cc: Likewise.
9277 2009-10-28 Doug Kwan <dougkwan@google.com>
9279 * arm.cc (Arm_relobj): New class definition.
9280 (Arm_relobj::scan_sections_for_stubs,
9281 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
9282 New method definitions.
9284 2009-10-28 Cary Coutant <ccoutant@google.com>
9286 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
9287 (Plugin::cleanup_done_): New member.
9288 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
9289 (Plugin_manager::cleanup_done_): Remove.
9290 (Plugin_manager::add_input_file): Edit error message.
9291 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
9292 (Plugin_manager::cleanup): Remove use of cleanup_done_.
9294 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
9296 * fileread.cc: (File_read::View::~View): Use the new
9297 data_ownership_ filed.
9298 (File_read::~File_read): Dispose the new whole_file_view_.
9299 (File_read::open): Mmap the whole file if needed.
9300 (File_read::open): Use whole_file_view_ instead of contents_.
9301 (File_read::find_view): Use whole_file_view_ if applicable.
9302 (File_read::do_read): Use whole_file_view_ instead of contents_.
9303 (File_read::make_view): Use whole_file_view_ instead of contents_,
9304 update File_read::View::View call.
9305 (File_read::find_or_make_view): Update File_read::View::View
9307 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
9309 (File_read::View::Data_ownership): New enum.
9310 (File_read::View::View): Replace bool mapped_ with Data_ownership
9312 (File_read::View::mapped_): Remove (replaced by data_ownership_).
9313 (File_read::View::data_ownership_): New field.
9314 (File_read::contents_): Remove (replaced by whole_file_view_).
9315 (File_read::whole_file_view_): New field.
9316 * options.h (class General_options): Add --keep-files-mapped.
9318 2009-10-27 Cary Coutant <ccoutant@google.com>
9320 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
9321 * testsuite/Makefile.am (plugin_test_5): New test case.
9322 * testsuite/Makefile.in: Regenerate.
9324 2009-10-25 Doug Kwan <dougkwan@google.com>
9326 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
9327 from private to protected to allow access by child class.
9328 (Sized_relobj::do_relocate_sections): New method declaration.
9329 (Sized_relobj::relocate_sections): Virtualize.
9330 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
9331 Sized_relobj::relocate_sections. Instantiate template explicitly
9332 for different target sizes and endianity.
9334 2009-10-24 Doug Kwan <dougkwan@google.com>
9336 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
9337 (Arm_input_section::as_arm_input_section): New method.
9338 (Arm_output_section): New class definition.
9339 (Arm_output_section::create_stub_group,
9340 Arm_output_section::group_sections): New method definitions.
9342 2009-10-22 Doug Kwan <dougkwan@google.com>
9344 * arm.cc (Arm_input_section): New class definition.
9345 (Arm_input_section::init, Arm_input_section:do_write,
9346 Arm_input_section::set_final_data_size,
9347 Arm_input_section::do_reset_address_and_file_offset): New method
9350 2009-10-21 Doug Kwan <dougkwan@google.com>
9352 * arm.cc (Stub_table, Arm_input_section): New forward class
9354 (Stub_table): New class defintion.
9355 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
9356 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
9357 New method definition.
9359 2009-10-21 Doug Kwan <dougkwan@google.com>
9361 * arm.cc: Update copyright comments.
9362 (Target_arm): New forward class template declaration.
9363 (Arm_address): New type.
9364 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
9365 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
9366 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
9368 (Insn_template): Same.
9369 (DEF_STUBS): New macro.
9370 (Stub_type): New enum type.
9371 (Stub_template): New class definition.
9374 (Stub_factory): Same.
9375 (Target_arm::Target_arm): Initialize may_use_blx_ and
9376 should_force_pic_veneer_.
9377 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
9378 Target_arm::should_force_pic_veneer,
9379 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
9380 Target_arm::using_thumb_only, Target_arm:;default_target): New
9382 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
9383 New data member declarations.
9384 (Insn_template::size, Insn_template::alignment): New method defintions.
9385 (Stub_template::Stub_template): New method definition.
9386 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
9387 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
9388 (Stub_factory::Stub_factory): New method definition.
9389 * gold.h (string_hash): New template.
9390 * output.h (Input_section_specifier::hash_value): Use
9392 (Input_section_specifier::string_hash): Remove.
9393 * stringpool.cc (Stringpool_template::string_hash): Use
9396 2009-10-20 Doug Kwan <dougkwan@google.com>
9398 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
9399 symbols of relaxed input sections.
9400 * output.h (Output_section::find_relaxed_input_section): Make
9403 2009-10-16 Doug Kwan <dougkwan@google.com>
9405 * dynobj.cc (Versions::Versions): Initialize version_script_.
9406 Only insert base version symbol definition for a shared object
9407 if version script defines any version versions.
9408 (Versions::define_base_version): New method definition.
9409 (Versions::add_def): Check that base version is not needed.
9410 (Versions::add_need): Define base version lazily.
9411 * dynobj.h (Versions::define_base_version): New method declaration.
9412 (Versions::needs_base_version_): New data member declaration.
9413 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
9414 (check_DATA): Add no_version_test.stdout.
9415 (libno_version_test.so, no_version_test.o no_version_test.stdout):
9417 * testsuite/Makefile.in: Regenerate.
9418 * testsuite/no_version_test.c: New file.
9419 * testsuite/no_version_test.sh: Ditto.
9421 2009-10-16 Doug Kwan <dougkwan@google.com>
9423 * expression.cc (class Segment_start_expression): New class definition.
9424 (Segment_start_expression::value): New method definition.
9425 (script_exp_function_segment_start): Return a new
9426 Segment_start_expression.
9427 * gold/script-c.h (script_saw_segment_start_expression): New function
9429 * script-sections.cc (Script_sections::Script_sections): Initialize
9430 SAW_SEGMENT_START_EXPRESSION_ to false.
9431 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
9432 and -Tbbs options to specify section addresses if given in
9433 command line and no SEGMENT_START expression is seen in a script.
9434 * script-sections.h (Script_sections::saw_segment_start_expression,
9435 Script_sections::set_saw_segment_start_expression): New method
9437 (Script_sections::saw_segment_start_expression_): New data member
9439 * script.cc (script_saw_segment_start_expression): New function.
9440 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
9441 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
9442 script_test_7.sh and script_test_8.sh.
9443 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
9444 script_test_8.stdout.
9445 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
9446 (script_test_6, script_test_6.stdout, script_test_7,
9447 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
9448 * Makefile.in: Regenerate.
9449 * testsuite/script_test_6.sh: New file.
9450 * testsuite/script_test_6.t: Same.
9451 * testsuite/script_test_7.sh: Same.
9452 * testsuite/script_test_7.t: Same.
9453 * testsuite/script_test_8.sh: Same.
9455 2009-10-16 Doug Kwan <dougkwan@google.com>
9457 * output.cc (Output_segment::set_section_list_address): Cast
9458 expressions to unsigned long long type to avoid format warnings.
9460 2009-10-15 Ian Lance Taylor <iant@google.com>
9462 * script.cc (Script_options::add_symbol_assignment): Always add a
9463 dot assignment to script_sections_.
9464 * script-sections.cc (Script_sections::add_dot_assignment):
9465 Initialize if necessary.
9467 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
9468 program headers with no load segment if there is a linker script.
9470 * layout.cc (Layout::set_segment_offsets): Align the file offset
9471 to the segment aligment for -N or -n with no load segment.
9472 * output.cc (Output_segment::add_output_section): Don't crash if
9473 the first section is a TLS section.
9474 (Output_segment::set_section_list_addresses): Print an error
9475 message if the address moves backward in a linker script.
9476 * script-sections.cc
9477 (Output_section_element_input::set_section_addresses): Don't
9478 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
9479 (Orphan_output_section::set_section_addresses): Likewise.
9481 2009-10-15 Doug Kwan <dougkwan@google.com>
9483 * layout.cc (Layout::finish_dynamic_section): Generate tags
9484 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
9485 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
9486 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
9488 2009-10-14 Ian Lance Taylor <iant@google.com>
9490 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
9492 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
9493 data_shdr fields of relinfo.
9494 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
9495 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
9496 R_386_TLS_LDO_32, adjust based on section flags.
9497 (Target_i386::Relocate::fix_up_ldo): Remove.
9499 2009-10-13 Ian Lance Taylor <iant@google.com>
9501 Add support for -pie.
9502 * options.h (class General_options): Add -pie and
9504 (General_options::output_is_position_independent): Test -pie.
9505 (General_options::output_is_executable): Return true if not shared
9506 and not relocatable.
9507 (General_options::output_is_pie): Remove.
9508 * options.cc (General_options::finalize): Reject incompatible uses
9510 * gold.cc (queue_middle_tasks): A -pie link is not static.
9511 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
9512 * symtab.cc (Symbol::final_value_is_known): Return false if
9513 output_is_position_independent.
9514 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
9515 output_is_position_independent.
9516 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
9517 output_is_position_independent.
9518 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
9519 output_is_position_independent.
9520 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
9522 (basic_pie_test.o, basic_pie_test): New targets.
9523 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
9524 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
9525 (two_file_pie_test): New target.
9526 * testsuite/Makefile.in: Rebuild.
9527 * README: Remove note saying that -pie is not supported.
9529 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9531 * options.h (class General_options): Add -init and -fini.
9532 * layout.cc (Layout::finish_dynamic_section): Emit
9533 given init and fini functions.
9535 2009-10-13 Sriraman Tallam <tmsriram@google.com>
9537 * gc.h (gc_process_relocs): Check if icf is enabled using new
9539 * gold.cc (queue_initial_tasks): Likewise.
9540 (queue_middle_tasks): Likewise.
9541 * object.cc (do_layout): Likewise.
9542 * symtab.cc (is_section_folded): Likewise.
9543 * main.cc (main): Likewise.
9544 * reloc.cc (Read_relocs::run): Likewise.
9545 (Sized_relobj::do_scan_relocs): Likewise.
9546 * icf.cc (is_function_ctor_or_dtor): New function.
9547 (Icf::find_identical_sections): Check if function is ctor or dtor when
9549 * options.h (General_options::icf): Change option to be an enum.
9550 (Icf_status): New enum.
9551 (icf_enabled): New method.
9552 (icf_safe_folding): New method.
9553 (set_icf_status): New method.
9554 (icf_status_): New variable.
9555 * (options.cc) (General_options::finalize): Set icf_status_.
9556 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
9557 icf_test and icf_keep_unique_test to use the --icf enum flag.
9558 * testsuite/icf_safe_test.sh: New file.
9559 * testsuite/icf_safe_test.cc: New file.
9561 2009-10-12 Sriraman Tallam <tmsriram@google.com>
9563 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
9564 includes to gc.h and icf.h.
9565 * arm.cc: Include gc.h.
9566 * gold.cc: Likewise.
9567 * i386.cc: Likewise.
9568 * powerpc.cc: Likewise.
9569 * sparc.cc: Likewise.
9570 * x86_64.cc: Likewise.
9571 * gc.h: Include icf.h.
9573 2009-10-11 Ian Lance Taylor <iant@google.com>
9575 * plugin.cc: Include "gold.h" before other header files.
9577 2009-10-10 Chris Demetriou <cgd@google.com>
9579 * options.h (Input_file_argument::Input_file_type): New enum.
9580 (Input_file_argument::is_lib_): Replace with...
9581 (Input_file_argument::type_): New member.
9582 (Input_file_argument::Input_file_argument): Take Input_file_type
9583 'type' rather than boolean 'is_lib' as second argument.
9584 (Input_file_argument::is_lib): Use type_.
9585 (Input_file_argument::is_searched_file): New function.
9586 (Input_file_argument::may_need_search): Handle is_searched_file.
9587 * options.cc (General_options::parse_library): Support -l:filename.
9588 (General_options::parse_just_symbols): Update for Input_file_argument
9590 (Command_line::process): Likewise.
9591 * archive.cc (Archive::get_file_and_offset): Likewise.
9592 * plugin.cc (Plugin_manager::release_input_file): Likewise.
9593 * script.cc (read_script_file, script_add_file): Likewise.
9594 * fileread.cc (Input_file::Input_file): Likewise.
9595 (Input_file::will_search_for): Handle is_searched_file.
9596 (Input_file::open): Likewise.
9597 * readsyms.cc (Read_symbols::get_name): Likewise.
9598 * testsuite/Makefile.am (searched_file_test): New test.
9599 * testsuite/Makefile.in: Regenerate.
9600 * testsuite/searched_file_test.cc: New file.
9601 * testsuite/searched_file_test_lib.cc: New file.
9603 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9604 Ian Lance Taylor <iant@google.com>
9606 * descriptor.cc: Include <cstdio> and "binary-io.h".
9607 (Descriptors::open): Open the files in binary mode always.
9608 * script.cc (Lex::get_token): Treat \r as whitespace.
9610 2009-10-09 Ian Lance Taylor <iant@google.com>
9612 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
9614 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9615 Ian Lance Taylor <iant@google.com>
9617 * configure.ac: Check for readv function also.
9618 * fileread.cc (readv): Define if not HAVE_READV.
9619 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
9621 * config.in: Regenerate.
9622 * configure: Regenerate.
9624 2009-10-09 Doug Kwan <dougkwan@google.com>
9626 * layout.cc (Layout::make_output_section): Call target hook to make
9627 ordinary output section.
9628 (Layout::finalize): Adjust parameter list of call the
9629 Target::may_relax().
9630 * layout.h (class Layout::section_list): New method.
9631 * merge.h (Output_merge_base::entsize): Change visibility to public.
9632 (Output_merge_base::is_string, Output_merge_base::do_is_string):
9634 (Output_merge_string::do_is_string): New method.
9635 * object.cc (Sized_relobj::do_setup): renamed from
9636 Sized_relobj::set_up.
9637 * object.h (Sized_relobj::adjust_shndx,
9638 Sized_relobj::initializ_input_to_output_maps,
9639 Sized_relobj::free_input_to_output_maps): Change visibilities to
9641 (Sized_relobj::setup): Virtualize.
9642 (Sized_relobj::do_setup): New method declaration.
9643 (Sized_relobj::invalidate_section_offset,
9644 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
9645 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
9646 * options.cc (parse_int): New function.
9647 * options.h (parse_int): New declaration.
9648 (DEFINE_int): New macro.
9649 (stub_group_size): New option.
9650 * output.cc (Output_section::Output_section): Initialize memebers
9651 merge_section_map_, merge_section_by_properties_map_,
9652 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
9653 (Output_section::add_input_section): Handled deferred code-fill
9654 generation and remove an old comment.
9655 (Output_section::add_relaxed_input_section): New method definition.
9656 (Output_section::add_merge_input_section): Use merge section by
9657 properties map to speed to search. Update merge section maps
9659 (Output_section::build_relaxation_map): New method definition.
9660 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9662 (Output_section::relax_input_section): Renamed to
9663 Output_section::convert_input_sections_to_relaxed_sections and change
9664 interface to take a vector of pointers to relaxed sections.
9665 (Output_section::find_merge_section,
9666 Output_section::find_relaxed_input_section): New method definitions.
9667 (Output_section::is_input_address_mapped,
9668 Output_section::output_offset, Output_section::output_address):
9669 Use output section data maps to speed up searching.
9670 (Output_section::find_starting_output_address): Add comments.
9671 (Output_section::do_write,
9672 Output_section::write_to_postprocessing_buffer): Do code-fill
9673 generation as appropriate.
9674 (Output_section::get_input_sections): Invalidate relaxed input section
9676 (Output_section::restore_states): Adjust type of checkpoint .
9677 Invalidate relaxed input section map.
9678 * output.h (Output_merge_base): New class declaration.
9679 (Input_section_specifier): New class defintion.
9680 (class Output_relaxed_input_section) Change base class to
9681 Output_section_data_build.
9682 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
9683 base class initializer.
9684 (Output_section::add_relaxed_input_section): New method declaration.
9685 (Output_section::Input_section): Change visibility to protected.
9686 (Output_section::Input_section::relobj,
9687 Output_section::Input_section::shndx): Handle relaxed input sections.
9688 Output_section::input_sections) Change visibility to protected. Also
9689 define overload to return a non-const pointer.
9690 (Output_section::Merge_section_properties): New class defintion.
9691 (Output_section::Merge_section_by_properties_map,
9692 Output_section::Output_section_data_by_input_section_map,
9693 Output_section::Relaxation_map): New types.
9694 (Output_section::relax_input_section): Rename method to
9695 Output_section::convert_input_sections_to_relaxed_sections and change
9696 interface to take a vector of relaxed section pointers.
9697 (Output_section::find_merge_section,
9698 Output_section::find_relaxed_input_section,
9699 Output_section::build_relaxation_map,
9700 Output_section::convert_input_sections_in_list_to_relaxed_sections):
9701 New method declarations.
9702 (Output_section::merge_section_map_
9703 Output_section::merge_section_by_properties_map_,
9704 Output_section::relaxed_input_section_map_,
9705 Output_section::is_relaxed_input_section_map_valid_,
9706 Output_section::generate_code_fills_at_write_): New data members.
9707 * script-sections.cc
9708 (Output_section_element_input::set_section_addresses): Call
9709 current_data_size and addralign methods of relaxed input sections.
9710 (Orphan_output_section::set_section_addresses): Call current_data_size
9711 and addralign methods of relaxed input sections.
9712 * symtab.cc (Symbol_table::compute_final_value): Extract template
9713 from the body of Symbol_table::sized_finalize_symbol.
9714 (Symbol_table::sized_finalized_symbol): Call
9715 Symbol_table::compute_final_value.
9716 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
9717 (Symbol_table::compute_final_value): New templated method declaration.
9718 * target.cc (Target::do_make_output_section): New method defintion.
9719 * target.h (Target::make_output_section): New method declaration.
9720 (Target::relax): Add more parameters for input objects, symbol table
9721 and layout. Adjust call to do_relax.
9722 (Target::do_make_output_section): New method declaration.
9723 (Target::do_relax): Add parameters for input objects, symbol table
9726 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9728 * pread.c: Include stdio.h.
9730 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9732 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
9735 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9737 * dwarf_reader.cc (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 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
9743 Change read_shndx type to unsigned int.
9744 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9746 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9747 * layout.cc (Layout::create_symtab_sections): Cast the result of
9748 local_symcount * symsize to off_t in the gold_assert.
9750 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9752 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
9753 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
9755 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
9756 (Arm_relocate_functions::thm_abs5): New function.
9757 (Arm_relocate_functions::abs12): New function.
9758 (Arm_relocate_functions::abs16): New function.
9759 (Arm_relocate_functions::base_abs): New function.
9760 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
9761 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
9762 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
9764 (Scan::global): Likewise.
9765 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
9766 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
9767 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
9768 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
9771 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9773 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
9774 (Arm_relocate_functions::movt_prel): New function.
9775 (Arm_relocate_functions::thm_movw_prel_nc): New function.
9776 (Arm_relocate_functions::thm_movt_prel): New function.
9777 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
9778 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9779 (Scan::global, Relocate::relocate): Likewise.
9780 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9782 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9784 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9785 Incremental_checker.
9786 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9788 (class Incremental_inputs_header): New class.
9789 (Incremental_inputs_header_writer): Edit comment.
9790 (Incremental_inputs_entry): New class.
9791 (Incremental_inputs_entry_writer): Edit comment.
9792 (Sized_incremental_binary::do_find_incremental_inputs_section):
9793 Add *strtab_shndx parameter, fill it.
9794 (Sized_incremental_binary::do_check_inputs): New method.
9795 (Incremental_checker::can_incrementally_link_output_file): Use
9796 Sized_incremental_binary::check_inputs.
9797 (Incremental_inputs::report_command_line): Save command line in
9800 (Incremental_binary::find_incremental_inputs_section): New
9802 (Incremental_binary::do_find_incremental_inputs_section): Add
9803 strtab_shndx parameter.
9804 (Incremental_binary::do_check_inputs): New pure virtual method.
9805 (Sized_incremental_binary::do_check_inputs): Declare.
9806 (Incremental_checker::Incremental_checker): Add incremental_inputs
9807 parameter, use it to initialize incremental_inputs_.
9808 (Incremental_checker::incremental_inputs_): New field.
9809 (Incremental_checker::command_line): New method.
9810 (Incremental_checker::inputs): New method.
9811 (Incremental_checker::command_line_): New field.
9813 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9815 * incremental.cc: Include <cstdarg> and "target-select.h".
9816 (vexplain_no_incremental): New function.
9817 (explain_no_incremental): New function.
9818 (Incremental_binary::error): New method.
9819 (Sized_incremental_binary::do_find_incremental_inputs_section): New
9821 (make_sized_incremental_binary): New function.
9822 (open_incremental_binary): New function.
9823 (can_incrementally_link_file): Add checks if output is ELF and has
9825 * incremental.h: Include "elfcpp_file.h" and "output.h".
9826 (Incremental_binary): New class.
9827 (Sized_incremental_binary): New class.
9828 (open_incremental_binary): Declare.
9829 * object.cc (is_elf_object): Use
9830 elfcpp::Elf_recognizer::is_elf_file.
9831 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
9832 * output.h (Output_file::filesize): New method.
9834 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9836 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
9838 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
9839 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
9841 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
9843 (Arm_relocate_functions::movw_abs_nc): New function.
9844 (Arm_relocate_functions::movt_abs): New function.
9845 (Arm_relocate_functions::thm_movw_abs_nc): New function.
9846 (Arm_relocate_functions::thm_movt_abs): New function.
9847 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
9848 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
9849 (Scan::global): Likewise.
9850 (Relocate::relocate): Likewise.
9851 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9853 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9855 * arm.cc (Arm_relocate_functions::got_prel) New function.
9856 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
9857 (Relocate::relocate): Likewise.
9858 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9860 2009-10-06 Ian Lance Taylor <iant@google.com>
9862 * options.h (class General_options): Define
9863 split_stack_adjust_size parameter.
9864 * object.h (class Object): Add uses_split_stack_ and
9865 has_no_split_stack_ fields. Add uses_split_stack and
9866 has_no_split_stack accessor functions. Declare
9867 handle_split_stack_section.
9868 (class Reloc_symbol_changes): Define.
9869 (class Sized_relobj): Define Function_offsets. Declare
9870 split_stack_adjust, split_stack_adjust_reltype, and
9872 * object.cc (Object::handle_split_stack_section): New function.
9873 (Sized_relobj::do_layout): Call handle_split_stack_section.
9874 * dynobj.cc (Sized_dynobj::do_layout): Call
9875 handle_split_stack_section.
9876 * reloc.cc (Sized_relobj::relocate_sections): Call
9877 split_stack_adjust for executable sections in split_stack
9878 objects. Pass reloc_map to relocate_section.
9879 (Sized_relobj::split_stack_adjust): New function.
9880 (Sized_relobj::split_stack_adjust_reltype): New function.
9881 (Sized_relobj::find_functions): New function.
9882 * target-reloc.h: Include "object.h".
9883 (relocate_section): Add reloc_symbol_changes parameter. Change
9885 * target.h (class Target): Add calls_non_split method. Declare
9886 do_calls_non_split virtual method. Declare match_view and
9888 * target.cc: Include "elfcpp.h".
9889 (Target::do_calls_non_split): New function.
9890 (Target::match_view): New function.
9891 (Target::set_view_to_nop): New function.
9892 * gold.cc (queue_middle_tasks): Give an error if mixing
9893 split-stack and non-split-stack objects with -r.
9894 * i386.cc (Target_i386::relocate_section): Add
9895 reloc_symbol_changes parameter.
9896 (Target_i386::do_calls_non_split): New function.
9897 * x86_64.cc (Target_x86_64::relocate_section): Add
9898 reloc_symbol_changes parameter.
9899 (Target_x86_64::do_calls_non_split): New function.
9900 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
9902 * powerpc.cc (Target_powerpc::relocate_section): Add
9903 reloc_symbol_changes parameter.
9904 * sparc.cc (Target_sparc::relocate_section): Add
9905 reloc_symbol_changes parameter.
9906 * configure.ac: Call AM_CONDITIONAL for the default target.
9907 * configure: Rebuild.
9908 * testsuite/Makefile.am (TEST_AS): New variable.
9909 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
9910 (check_DATA): Add split_i386 and split_x86_64 files.
9911 (SPLIT_DEFSYMS): Define.
9912 (split_i386_[1234n].o): New targets.
9913 (split_i386_[124]): New targets.
9914 (split_i386_[1234r].stdout): New targets.
9915 (split_x86_64_[1234n].o): New targets.
9916 (split_x86_64_[124]): New targets.
9917 (split_x86_64_[1234r].stdout): New targets.
9918 (MOSTLYCLEANFILES): Add new executables.
9919 * testsuite/split_i386.sh: New file.
9920 * testsuite/split_x86_64.sh: New file.
9921 * testsuite/split_i386_1.s: New file.
9922 * testsuite/split_i386_2.s: New file.
9923 * testsuite/split_i386_3.s: New file.
9924 * testsuite/split_i386_4.s: New file.
9925 * testsuite/split_i386_n.s: New file.
9926 * testsuite/split_x86_64_1.s: New file.
9927 * testsuite/split_x86_64_2.s: New file.
9928 * testsuite/split_x86_64_3.s: New file.
9929 * testsuite/split_x86_64_4.s: New file.
9930 * testsuite/split_x86_64_n.s: New file.
9931 * testsuite/testfile.cc (Target_test): Update relocation_section
9933 * testsuite/Makefile.in: Rebuild.
9935 2009-10-06 Ian Lance Taylor <iant@google.com>
9937 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
9938 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
9939 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
9940 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
9941 the address on ldo_addrs_.
9942 (Target_i386::Relocate::fix_up_ldo): New function.
9944 2009-10-06 Rafael Espindola <espindola@google.com>
9946 * plugin.cc (add_input_library): New.
9947 (Plugin::load): Add add_input_library to tv.
9948 (Plugin_manager::add_input_file): Add the is_lib argument.
9949 (add_input_file): Update call to Plugin_manager::add_input_file.
9950 (add_input_library): New.
9951 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
9953 2009-09-30 Doug Kwan <dougkwan@google.com>
9955 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
9956 symbol and call Symbol::may_need_copy_reloc to determine if
9957 a copy reloc is needed.
9958 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
9959 nocopyreloc is given in command line.
9960 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
9961 given in command line.
9962 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
9963 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
9964 of the removed Target_i386::may_need_copy_reloc.
9965 * options.h (copyreloc): New option with default value false.
9966 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9967 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
9968 instead of the removed Target_powerpc::may_need_copy_reloc.
9969 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9970 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9971 instead of the removed Target_sparc::may_need_copy_reloc.
9972 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9973 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9974 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9975 instead of the removed Target_x86_64::may_need_copy_reloc.
9977 2009-09-30 Ian Lance Taylor <iant@google.com>
9979 * object.h (class Object): Remove target_ field, and target,
9980 sized_target, and set_target methods.
9981 (Object::sized_target): Remove.
9982 (class Sized_relobj): Update declarations. Remove sized_target.
9983 * object.cc (Sized_relobj::setup): Remove target parameter.
9985 (Input_objects::add_object): Don't do anything with the target.
9986 (make_elf_sized_object): Add punconfigured parameter. Change all
9987 callers. Set or test parameter target.
9988 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9990 * parameters.cc (Parameters::set_target): Change parameter type to
9992 (Parameters::default_target): Remove.
9993 (set_parameters_target): Change parameter type to be non-const.
9994 (parameters_force_valid_target): New function.
9995 (parameters_clear_target): New function.
9996 * parameters.h (class Parameters): Update declarations. Remove
9997 default_target method. Add sized_target and clear_target
9998 methods. Change target_ to be non-const.
9999 (set_parameters_target): Update declaration.
10000 (parameters_force_valid_target): Declare.
10001 (parameters_clear_target): Declare.
10002 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
10003 as NULL if we aren't searching.
10004 (Add_symbols::run): Don't check for compatible target.
10005 * fileread.cc (Input_file::open_binary): Call
10006 parameters_force_valid_target.
10007 * gold.cc (queue_middle_tasks): Likewise.
10008 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
10009 set_target on object.
10010 * dynobj.h (class Sized_dynobj): Update declarations.
10011 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
10012 make_elf_object returns NULL.
10013 (Archive::include_member): Don't check whether object target is
10015 * output.cc (Output_section::add_input_section): Get target from
10017 (Output_section::relax_input_section): Likewise.
10018 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
10020 (Sized_relobj::do_scan_relocs): Likewise.
10021 (Sized_relobj::relocate_sections): Likewise.
10022 * resolve.cc (Symbol_table::resolve): Likewise.
10023 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
10024 parameter. Change all callers.
10025 (Symbol_table::add_from_object): Get target from parameters.
10026 (Symbol_table::add_from_relobj): Don't check object target.
10027 (Symbol_table::add_from_dynobj): Likewise.
10028 (Symbol_table::define_special_symbol): Get target from
10030 * symtab.h (class Symbol_table): Update declaration.
10031 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
10032 parameter. Change all callers. Clear parameter target.
10033 (Binary_test): Test target here.
10034 * testsuite/object_unittest.cc (gold_testsuite): Remove
10035 target_test_pointer parameter. Change all callers.
10036 (Object_test): Test target here.
10038 2009-09-26 Ian Lance Taylor <iant@google.com>
10040 * testsuite/initpri1.c: Don't try to use constructor priorities if
10041 compiling with gcc before 4.3.
10043 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
10045 * testsuite/retain_symbols_file_test.sh (check_present): Change
10046 output file name to retain_symbols_file_test.stdout.
10047 (check_absent): Likewise.
10049 2009-09-18 Craig Silverstein <csilvers@google.com>
10051 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
10052 * options.cc: Include <cerrno> and <fstream>.
10053 (General_options::finalize): Parse -retain-symbols-file tag.
10054 * options.h: New flag.
10055 (General_options): New method should_retain_symbol, new
10056 variable symbols_to_retain.
10057 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
10058 should_retain_symbol map.
10059 * testsuite/Makefile.am (retain_symbols_file_test): New test.
10060 * testsuite/Makefile.in: Regenerate.
10061 * testsuite/retain_symbols_file_test.sh: New file.
10063 2009-09-18 Nick Clifton <nickc@redhat.com>
10065 * po/es.po: Updated Spanish translation.
10067 2009-09-17 Doug Kwan <dougkwan@google.com>
10069 * debug.h (DEBUG_RELAXATION): New constant.
10070 (DEBUG_ALL): Add DEBUG_RELAXATION.
10071 (debug_string_to_enum): Add relaxation debug option.
10073 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
10074 Layout::Relaxation_debug_check::read_sections,
10075 Layout::Relaxation_debug_check::read_sections): New method definitions.
10076 (Layout::Layout): Initialize data members
10077 record_output_section_data_from_scrips_,
10078 script_output_section_data_list_ and relaxation_debug_check_.
10079 (Layout::save_segments, Layout::restore_segments,
10080 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10081 Layout::relaxation_loop_body): New method definitions.
10082 (Layout::finalize): Support relaxation. Move section layout code to
10083 Layout::relaxation_loop_body.
10084 (Layout::set_asection_address_from_script): Move code for orphan
10085 section placement out.
10086 (Layout::place_orphan_sections_in_script): New method definition.
10087 * layout.h (Output_segment_headers, Output_file_header):
10088 New forward class declarations.
10089 (Layout::~Layout): Define.
10090 (Layout::new_output_section_data_from_script): New method definition.
10091 (Layout::place_orphan_sections_in_script): New method declaration.
10092 (Layout::Segment_states): New type declaration.
10093 (Layout::save_segments, Layout::restore_segments,
10094 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10095 Layout::relaxation_loop_body): New method declarations.
10096 (Layout::Output_section_data_list): New type declaration.
10097 (Layout::Relaxation_debug_check): New class definition.
10098 (Layout::record_output_section_data_from_script_,
10099 Layout::script_output_section_data_list_, Layout::segment_states_,
10100 Layout::relaxation_debug_check_): New data members.
10101 * output.cc: (Output_section_headers::do_size): New method definition.
10102 (Output_section_headers::Output_section_headers): Move size
10103 computation to Output_section_headers::do_size.
10104 (Output_segment_headers::do_size): New method definition.
10105 (Output_file_header::Output_file_header): Move size computation to
10106 Output_file_header::do_size and call it.
10107 (Output_file_header::do_size): New method definition.
10108 (Output_data_group::Output_data_group): Adjust call to
10109 Output_section_data.
10110 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
10111 (Output_symtab_xindex::do_write): Add array bound check.
10112 (Output_section::Input_section::print_to_mapfile): Handle
10113 RELAXED_INPUT_SECTION_CODE.
10114 (Output_section::Output_section): Initialize data member checkpoint_.
10115 (Output_section::~Output_section): Delete checkpoint object pointed
10117 (Output_section::add_input_section): Always add an Input_section if
10119 (Output_section::add_merge_input_section): Add assert.
10120 (Output_section::relax_input_section): New method definition.
10121 (Output_section::set_final_data_size): Set load address to zero for
10122 an unallocated section.
10123 (Output_section::do_address_and_file_offset_have_reset_values):
10124 New method definition.
10125 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
10126 Handle relaxed input section.
10127 (Output_section::sort_attached_input_sections): Checkpoint input
10128 section list lazily.
10129 (Output_section::get_input_sections): Change type of input_sections to
10130 list of Simple_input_section pointers. Checkpoint input section list
10131 lazily. Also handle relaxed input sections.
10132 (Output_section::add_input_section_for_script): Take a reference to
10133 a Simple_input_section object instead of Relobj pointer and section
10134 index as parameter. Handle relaxed input sections.
10135 (Output_section::save_states, Output_section::restore_states): New
10136 method definitions.
10137 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
10138 (Output_data::is_data_size_fixed): New method definition.
10139 (Output_data::reset_addresss_and_file_offset): Do not reset data size
10141 (Output_data::address_and_file_offset_have_reset_values): New method
10143 (Output_data::do_address_and_file_offset_have_reset_values): New method
10145 (Output_data::set_data_size): Check that data size is not fixed.
10146 (Output_data::fix_data_size): New method definition.
10147 (Output_data::is_data_size_fixed_): New data member.
10148 (Output_section_headers::set_final_data_size): New method definition.
10149 (Output_section_headers::do_size): New method declaration.
10150 (Output_segment_headers::set_final_data_size): New method definition.
10151 (Output_segment_headers::do_size): New method declaration.
10152 (Output_file_header::set_final_data_size)::New method definition.
10153 (Output_file_header::do_size)::New method declaration.
10154 (Output_section_data::Output_section_data): Add new parameter
10155 is_data_size_fixed and use it to fix data size.
10156 (Output_data_const::Output_data_const): Adjust call to base class
10157 constructor and fix data size.
10158 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
10159 base class constructor and fix data size.
10160 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
10161 base class constructor and fix data size.
10162 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
10163 class constructor and fix data size.
10164 (Output_data_group::set_final_data_size): New method definition.
10165 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
10166 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
10167 class constructor and fix data size.
10168 (Output_relaxed_input_section): New class definition.
10169 (Output_section::Simple_input_section): New class definition.
10170 (Output_section::get_input_sections): Adjust parameter list.
10171 (Output_section::add_input_section_for_script): Same.
10172 (Output_section::save_states, Output_section::restore_states,
10173 Output_section::do_address_and_file_offset_have_reset_values,
10174 (Output_section::Input_section::Input_section): Handle
10175 RELAXED_INPUT_SECTION_CODE. Add new overload for
10176 Output_relaxed_input_section.
10177 (Output_section::Input_section::is_input_section,
10178 Output_section::Input_section::set_output_section): Handle relaxed
10180 (Output_section::Input_section::is_relaxed_input_section,
10181 Output_section::Input_section::output_section_data,
10182 Output_section::Input_section::relaxed_input_section): New method
10184 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
10186 (Output_section::Input_section::u1_): Update comments.
10187 (Output_section::Input_section::u2_): Add new union member poris.
10188 (Output_section::Checkpoint_output_section): New classs definition.
10189 (Output_section::relax_input_section): New method declaration.
10190 (Output_section::checkpoint_): New data member.
10191 (Output_segment): Update comments.
10192 (Output_segment::Output_segment): Un-privatize copy constructor.
10193 (Output_segment::operator=): Un-privatize.
10194 * script-sections.cc (Output_section_element::Input_section_list):
10195 Change element type to Output_section::Simple_input_section.
10196 (Output_section_element_dot_assignment::set_section_addresses):
10197 Register output section data for relaxation clean up.
10198 (Output_data_exression::Output_data_expression): Adjust call to base
10199 constructor to fix data size.
10200 (Output_section_element_data::set_section_addresses): Register
10201 Output_data_expression object for relaxation clean up.
10202 (struct Input_section_info): Replace Relobj pointer and section index
10203 pair with Output_section::Simple_input_section and Convert struct to a
10205 (Input_section_sorter::operator()): Adjust access to
10206 Input_section_info data member to use accessors.
10207 (Output_section_element_input::set_section_addresses): Use layout
10208 parameter. Adjust code to use Output_section::Simple_input_section
10209 and Input_secction_info classes. Register filler for relaxation
10211 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
10212 and section index pair with Output_section::Simple_input_section
10213 class. Adjust code accordingly.
10214 (Phdrs_element::release_segment): New method definition.
10215 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
10217 (Script_sections::release_segments): New method definition.
10218 * gold/script-sections.h (Script_sections::release_segments): New
10219 method declaration.
10220 * gold/target.h (Target::may_relax, Target::relax,
10221 Target::do_may_relax, Target::do_relax): New method definitions.
10223 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10225 * arm.cc (has_signed_unsigned_overflow): New function.
10226 (Arm_relocate_functions::abs8): New function.
10227 (Target_arm::Scan::local): Handle R_ARM_ABS8.
10228 (Target_arm::Scan::global): Likewise.
10229 (Target_arm::relocate::relocate): Likewise.
10230 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10233 2009-09-16 Cary Coutant <ccoutant@google.com>
10235 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
10236 * testsuite/Makefile.in: Regenerate.
10238 2009-09-11 Nick Clifton <nickc@redhat.com>
10240 * po/gold.pot: Updated by the Translation project.
10242 2009-09-08 Cary Coutant <ccoutant@google.com>
10244 * output.cc (Output_file::open): Add execute permission to empty file.
10245 * testsuite/Makefile.am (permission_test): New test.
10246 * testsuite/Makefile.in: Regenerate.
10248 2009-09-02 Ian Lance Taylor <iant@google.com>
10250 * output.cc (Output_file::resize): Call map_no_anonymous rather
10253 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
10255 * gold.cc: Include "incremental.h".
10256 (queue_initial_tasks): Call Incremental_checker methods.
10257 * incremental.cc: Include "output.h".
10258 (Incremental_checker::can_incrementally_link_output_file): New
10260 * incremental.h (Incremental_checker): New class.
10262 * output.cc (Output_file::open_for_modification): New method.
10263 (Output_file::map_anonymous): Changed return type to bool. Record
10264 map in base_ field.
10265 (Output_file::map_no_anonymous): New method, broken out of map.
10266 (Output_file::map): Use map_no_anonymous and map_anonymous.
10267 * output.h (class Output_file): Update declarations.
10269 2009-08-24 Cary Coutant <ccoutant@google.com>
10271 * options.h (Command_line::Pre_options): New class.
10272 (Command_line::pre_options): New member.
10273 * options.cc (gold::options::ready_to_register): New variable.
10274 (One_option::register_option): Do nothing if not registering options.
10275 Assert if same short option registered twice.
10276 (General_options::General_options): Turn off option registration when
10278 (Command_line::Pre_options::Pre_options): New constructor.
10280 2009-08-24 Cary Coutant <ccoutant@google.com>
10282 * options.h (General_options::no_keep_memory): Remove incorrect
10285 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10287 * Makefile.am (am__skiplex, am__skipyacc): New.
10288 * Makefile.in: Regenerate.
10290 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10292 * Makefile.am (AM_CPPFLAGS): Renamed from ...
10293 (INCLUDES): ... this.
10294 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
10295 (AM_CPPFLAGS): Renamed from ...
10296 (INCLUDE): ... this.
10297 * Makefile.in, testsuite/Makefile.in: Regenerate.
10299 * Makefile.in: Regenerate.
10300 * aclocal.m4: Likewise.
10301 * config.in: Likewise.
10302 * configure: Likewise.
10303 * testsuite/Makefile.in: Likewise.
10305 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10306 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10307 * Makefile.in: Regenerate.
10308 * testsuite/Makefile.in: Regenerate.
10310 2009-08-19 Cary Coutant <ccoutant@google.com>
10312 * resolve.cc (Symbol_table::resolve): Don't complain about defined
10313 symbols in shared libraries overridden by hidden or internal symbols
10314 in the main program.
10316 2009-08-19 Chris Demetriou <cgd@google.com>
10318 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
10319 checking source file names in error messages.
10321 2009-08-18 Doug Kwan <dougkwan@google.com>
10323 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
10324 an elcpp::Ehdr as parameter. Adjust call to set_target.
10325 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
10326 an elfcpp::Ehdr as parameter.
10327 * object.cc (Object::set_target): Remove the version that looks up
10328 a target and sets it.
10329 (Sized_relobj::setup): Take a Target object instead of
10330 an elfcpp::Ehdr as parameter. Adjust call to set_target.
10331 (make_elf_sized_object): Find target and ask target to
10332 make an ELF object.
10333 * object.h: (Object::set_target): Remove the version that looks up
10334 a target and sets it.
10335 (Sized_relobj::setup): Take a Target object instead of
10336 an elfcpp:Ehdr as parameter.
10337 * target.cc: Include dynobj.h.
10338 (Target::do_make_elf_object_implementation): New.
10339 (Target::do_make_elf_object): New.
10340 * target.h (Target::make_elf_object): New template declaration.
10341 (Target::do_make_elf_object): New method declarations.
10342 (Target::do_make_elf_object_implementation): New template declaration.
10344 2009-08-14 Ian Lance Taylor <iant@google.com>
10346 * gold.h (FUNCTION_NAME): Define.
10347 (gold_unreachable): Use FUNCTION_NAME.
10349 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10351 * icf.cc (Icf::find_identical_sections): Issue a warning when a
10352 symbol in the --keep-unique list is not found.
10354 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10356 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
10357 been maked as --keep-unique.
10358 (Icf::unfold_section): New function.
10359 * icf.h (Icf::unfold_section): New function.
10360 * options.h (General_options::keep_unique): New option.
10361 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
10362 * testsuite/Makefile.in: Regenerate.
10363 * testsuite/icf_keep_unique_test.sh: New file.
10364 * testsuite/icf_keep_unique_test.cc: New file.
10366 2009-08-12 Cary Coutant <ccoutant@google.com>
10369 * resolve.cc (Symbol_table::resolve): Check for references from
10370 dynamic objects to hidden and internal symbols.
10371 * testsuite/Makefile.am (hidden_test.sh): New test.
10372 * testsuite/Makefile.in: Regenerate.
10373 * testsuite/hidden_test.sh: New script.
10374 * testsuite/hidden_test_1.c: New test source.
10375 * testsuite/hidden_test_main.c: New test source.
10377 2009-08-11 Doug Kwan <dougkwan@google.com>
10379 * arm.cc: Update comments.
10380 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
10381 segment to locate the .ARM.exidx section if present.
10383 2009-08-09 Doug Kwan <dougkwan@google.com>
10385 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
10388 2009-08-07 Sriraman Tallam <tmsriram@google.com>
10389 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
10392 2009-08-06 Sriraman Tallam <tmsriram@google.com>
10394 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
10395 valid tls_segment only for non-debug-section relocations.
10396 * testsuite/Makefile.am: Add gc_tls_test.
10397 * testsuite/Makefile.in: Regenerate.
10398 * testsuite/gc_tls_test.cc: New file.
10399 * testsuite/gc_tls_test.sh: New file.
10401 2009-08-05 Sriraman Tallam <tmsriram@google.com>
10403 * icf.cc: New file.
10405 * Makefile.am (CCFILES): Add icf.cc.
10406 (HFILES): Add icf.h
10407 * Makefile.in: Regenerate.
10408 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
10409 * gc.h (gc_process_relocs): Populate lists used by icf to contain
10410 section, symbol and addend information for the relocs.
10411 * gold.cc (queue_middle_tasks): Call identical code folding.
10412 * gold.h: Add defines for multimap.
10413 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
10414 to the call of finalize_local_symbols.
10415 * main.cc (main): Create object of class Icf.
10416 * object.cc (Sized_relobj::do_layout): Allow this function to be
10417 called twice during icf.
10418 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
10419 to sections marked as identical by icf.
10420 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
10422 (Sized_relobj::do_section_entsize): New function.
10423 * object.h (Object::section_entsize): New function.
10424 (Object::do_section_entsize): New pure virtual function.
10425 (Relobj::finalize_local_symbols): Add new parameter.
10426 (Relobj::do_section_entsize): New function.
10427 * options.h (General_options::icf): New option.
10428 (General_options::icf_iterations): New option.
10429 (General_options::print_icf_sections): New option.
10430 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
10431 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
10432 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
10434 * symtab.cc (Symbol_table::is_section_folded): New function.
10435 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
10436 to sections marked as identical by icf.
10437 * symtab.h (Symbol_table::set_icf): New function.
10438 (Symbol_table::icf): New function.
10439 (Symbol_table::is_section_folded): New function.
10440 (Symbol_table::icf_): New data member.
10441 * target-reloc.h (relocate_section): Ignore sections folded by icf.
10442 * testsuite/Makefile.am: Add commands to build icf_test.
10443 * testsuite/Makefile.in: Regenerate.
10444 * testsuite/icf_test.sh: New file.
10445 * testsuite/icf_test.cc: New file.
10447 2009-07-24 Chris Demetriou <cgd@google.com>
10449 * layout.cc (is_compressible_debug_section): Fix incorrect
10450 comment about compressed section names.
10452 2009-07-20 Ian Lance Taylor <ian@airs.com>
10455 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
10457 2009-07-16 Ian Lance Taylor <iant@google.com>
10460 * layout.h: #include <map>.
10461 (class Kept_section): Change from struct to class. Add accessors
10462 and setters. Add section size to Comdat_group mapping. Change
10463 Comdat_group to std::map. Add is_comdat_ field. Add
10464 linkonce_size field in union.
10465 (class Layout): Update declaration of find_or_add_kept_section.
10466 Don't declare find_kept_object.
10467 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
10468 parameter. Add object, shndx, is_comdat, and is_group_name
10469 parameters. Change all callers. Adjust for new Kept_section.
10470 (Layout::find_kept_object): Remove.
10471 * object.cc (Sized_relobj::include_section_group): Update use of
10472 Kept_section. Rename secnum to shndx. Only record
10473 Kept_comdat_section if sections are the same size.
10474 (Sized_relobj::include_linkonce_section): Update use of
10475 Kept_section. Only record Kept_comdat_section if sections are the
10476 same size. Set size of linkonce section.
10477 (Sized_relobj::map_to_kept_section): Update call to
10478 get_kept_comdat_section.
10479 * object.h (class Sized_relobj): Rename fields in
10480 Kept_comdat_section to drop trailing underscores; change object
10481 field to Relobj*. Change Kept_comdat_section_table to store
10482 struct rather than pointer.
10483 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
10484 Add kept_object and kept_shndx parameters. Change all callers.
10485 (Sized_relobj::get_kept_comdat_section): Change return type to
10486 bool. Add kept_object and kept_shndx parameters. Change all
10488 * plugin.cc (Pluginobj::include_comdat_group): Update call to
10489 Layout::find_or_add_kept_section.
10491 2009-07-09 Ian Lance Taylor <iant@google.com>
10493 * merge.cc (Object_merge_map::initialize_input_to_output_map):
10494 Reserve space in the hash table.
10496 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
10498 * fileread.cc (File_read::get_mtime): New method.
10499 * fileread.h (Timespec): New structure.
10500 (File_read::get_mtime): New method.
10501 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
10502 Renamed from timestamp_nsec.
10503 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
10505 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
10507 (Incremental_inputs::report_archive): Save mtime; style fix.
10508 (Incremental_inputs::report_obejct): Save mtime; style fix.
10509 (Incremental_inputs::report_script): Save mtime; style fix.
10510 (Incremental_inputs::finalize_inputs): Style fix.
10511 (Incremental_inputs::finalize): Style fix.
10512 (Incremental_inputs::create_input_section_data): Store inputs
10514 * incremental.h (Incremental_inputs::report_script): Add mtime
10516 (Incremental_inputs::Input_info::Input_info): Intialize only one
10518 (Incremental_inputs::Input_info::archive): Move to nameless
10520 (Incremental_inputs::Input_info::obejct): Move to nameless union.
10521 (Incremental_inputs::Input_info::script): Move to nameless union.
10522 (Incremental_inputs::mtime): New field.
10523 * script.cc (read_input_script): Pass file mtime to
10525 * script.h (Script_info::inputs): Style fix.
10527 2009-07-01 Ian Lance Taylor <ian@airs.com>
10529 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
10532 2009-06-24 Ian Lance Taylor <iant@google.com>
10535 * layout.cc (Layout::choose_output_section): If we find an
10536 existing section, update the flags.
10537 (Layout::create_notes): New function, broken out of
10539 (Layout::finalize): Don't create note sections.
10540 (Layout::create_note): Don't crash if linker script discards
10542 (Layout::create_gold_note): Likewise.
10543 (Layout::create_build_id): Likewise. Don't set
10544 after_input_sections on the section.
10545 (Layout::create_executable_stack_info): Remove target parameter.
10547 * layout.h (class Layout): Declare create_notes. Update
10548 declaration of create_executable_stack_info.
10549 * gold.cc (queue_middle_tasks): Call create_notes.
10550 * output.cc (Output_section::update_flags_for_input_section): Move
10551 here from output.h. If SHF_ALLOC flag is newly set, mark address
10553 * output.h (Output_data::mark_address_invalid): New function.
10554 (class Output_section): Only declare, not define,
10555 update_flags_for_input_section. Remove set_flags.
10557 2009-06-24 Ian Lance Taylor <iant@google.com>
10559 * script-sections.cc (Output_section_definition::
10560 set_section_addresses): Rename shadowing local load_address to
10563 2009-06-24 Ian Lance Taylor <iant@google.com>
10566 * reloc.cc (relocate_sections): Skip empty relocation sections.
10568 2009-06-23 Ian Lance Taylor <iant@google.com>
10571 * layout.cc (Layout::create_note): Use choose_output_section
10572 rather than make_output_section.
10574 2009-06-23 Ian Lance Taylor <iant@google.com>
10577 * options.cc (General_options::parse_V): Set printed_version_.
10578 (General_options::General_options): Initialize printed_version_.
10579 * options.h (class General_options): Add printed_version_ field.
10580 * gold.cc (queue_initial_tasks): If there are no input files,
10581 don't give a fatal error if we printed the version information.
10582 (queue_middle_tasks): If using -r with a shared object, give a
10583 fatal error rather than an ordinary error.
10585 2009-06-23 Ian Lance Taylor <iant@google.com>
10588 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
10589 (Layout::make_output_section): Set have_stabstr_section_ if we see
10590 a .stab*str section.
10591 (Layout::finalize): Call link_stabs_sections.
10592 (Layout::link_stabs_sections): New file.
10593 * layout.h (class Layout): Add have_stabstr_section_ field.
10594 Declare link_stabs_sections.
10596 2009-06-23 Doug Kwan <dougkwan@google.com>
10598 * Makefile.am (libgold_a_LIBADD): New.
10599 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
10600 * Makefile.in: Regenerate.
10601 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
10602 * configure: Regenerate.
10603 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
10604 * fileread.cc: Include sys/state.h
10605 * gold.h: Declare memmem and strndup if found missing.
10606 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
10608 2009-06-23 Ian Lance Taylor <iant@google.com>
10610 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
10611 * configure: Rebuild.
10613 2009-06-23 Ian Lance Taylor <iant@google.com>
10616 * object.cc (Object::section_contents): Don't try to get a view if
10617 the section has length zero.
10618 (Object::handle_gnu_warning_section): If the section is empty, use
10619 the name of the section as the warning.
10621 2009-06-23 Ian Lance Taylor <iant@google.com>
10624 * stringpool.h (class Stringpool_template): Add optimize_ field.
10625 (Stringpool_template::set_optimize): New function.
10626 * stringpool.cc (Stringpool_template::Stringpool_template):
10627 Initialize optimize_ field.
10628 (Stringpool_template::set_string_offsets): Test local optimize
10629 fild rather than parameter.
10630 * layout.cc (Layout::Layout): Call set_optimize on the section
10633 2009-06-22 Ian Lance Taylor <iant@google.com>
10636 * yyscript.y: Parse TARGET.
10637 * script.cc (script_set_target): New function.
10638 * script-c.h (script_set_target): Declare.
10639 * options.cc (General_options::string_to_object_format): Rename
10640 from string_to_object_format in anonymous namespace. Change
10642 * options.h (class General_options): Declare
10643 string_to_object_format.
10645 2009-06-22 Ian Lance Taylor <iant@google.com>
10647 * script-sections.cc (Script_sections::create_segments): Don't put
10648 program headers in a PT_LOAD segment if -n or -N.
10650 2009-06-22 Ian Lance Taylor <iant@google.com>
10653 * options.h (class General_options): Add -z lazy and -z now. Sort
10654 -z options into alphabetical order.
10655 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
10657 2009-06-21 Ian Lance Taylor <iant@google.com>
10659 * layout.cc (Layout::make_output_section): Call
10660 Target::new_output_section.
10661 (Layout::attach_allocated_section_to_segment): Put large section
10662 sections in a separate load segment with the large segment flag
10664 (Layout::segment_precedes): Sort large data segments after other
10666 (align_file_offset): New static function.
10667 (Layout::set_segment_offsets): Use align_file_offset.
10668 * output.h (class Output_section): Add is_small_section_ and
10669 is_large_section_ fields.
10670 (Output_section::is_small_section): New function.
10671 (Output_section::set_is_small_section): New function.
10672 (Output_section::is_large_section): New function.
10673 (Output_section::set_is_large_section): New function.
10674 (Output_section::is_large_data_section): New function.
10675 (class Output_segment): Add is_large_data_segment_ field.
10676 (Output_segment::is_large_data_segment): New function.
10677 (Output_segment::set_is_large_data_segment): New function.
10678 * output.cc (Output_section::Output_section): Initialize new
10680 (Output_segment::Output_segment): Likewise.
10681 (Output_segment::add_output_section): Add assertion that large
10682 data sections always go in large data segments. Force small data
10683 sections to the end of the list of data sections. Force small BSS
10684 sections to the start of the list of BSS sections. For large BSS
10685 sections to the end of the list of BSS sections.
10686 * symtab.h (class Symbol): Declare is_common_shndx.
10687 (Symbol::is_defined): Check Symbol::is_common_shndx.
10688 (Symbol::is_common): Likewise.
10689 (class Symbol_table): Define enum Commons_section_type. Update
10690 declarations. Add small_commons_ and large_commons_ fields.
10691 * symtab.cc (Symbol::is_common_shndx): New function.
10692 (Symbol_table::Symbol_table): Initialize new fields.
10693 (Symbol_table::add_from_object): Put small and large common
10694 symbols in the right list.
10695 (Symbol_table::sized_finalized_symbol): Check
10696 Symbol::is_common_shndx.
10697 (Symbol_table::sized_write_globals): Likewise.
10698 * common.cc (Symbol_table::do_allocate_commons): Allocate new
10699 common symbol lists. Don't call do_allocate_commons_list if the
10701 (Symbol_table::do_allocate_commons_list): Remove is_tls
10702 parameter. Add comons_section_type parameter. Change all
10703 callers. Handle small and large common symbols.
10704 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
10705 Symbol::is_common_shndx.
10706 * resolve.cc (symbol_to_bits): Likewise.
10707 * target.h (Target::small_common_shndx): New function.
10708 (Target::small_common_section_flags): New function.
10709 (Target::large_common_shndx): New function.
10710 (Target::large_common_section_flags): New function.
10711 (Target::new_output_section): New function.
10712 (Target::Target_info): Add small_common_shndx, large_common_shndx,
10713 small_common_section_flags, and large_common_section_flags
10715 (Target::do_new_output_section): New virtual function.
10716 * arm.cc (Target_arm::arm_info): Initialize new fields.
10717 * i386.cc (Target_i386::i386_info): Likewise.
10718 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
10720 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
10721 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10722 (Target_x86_64::do_new_output_section): New function.
10723 * configure.ac: Define conditional MCMODEL_MEDIUM.
10724 * testsuite/Makefile.am (check_PROGRAMS): Add large.
10725 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
10726 (large_LDFLAGS): Define.
10727 * testsuite/large.c: New file.
10728 * testsuite/testfile.cc (Target_test::test_target_info):
10729 Initialize new fields.
10730 * configure, testsuite/Makefile.in: Rebuild.
10732 2009-06-05 Doug Kwan <dougkwan@google.com>
10734 * Makefile.am (CCFILES): Add target.cc.
10735 * Makefile.in: Regenerate.
10736 * i386.cc (class Target_i386): Define new virtual method to
10737 override do_is_local_label_name in parent.
10738 * object.cc (Sized_relobj::do_count_local_symbols): Discard
10739 local symbols if --discard-locals or -X is given.
10740 * options.h (class General_options): Declare new options
10741 '--discard-locals' and '-X' for discarding locals.
10742 * target.h (class Target): Define new methods is_local_label_name.
10743 Declare new virtual method do_is_local_label_name.
10744 * target.cc: New file.
10745 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
10746 (check_SCRIPTS): Add discard_locals_test.sh.
10747 (check_DATA): Add discard_local_tests.syms.
10748 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
10749 (discard_local_tests.syms, discard_locals_test.o): New make rules.
10750 * testsuite/Makefile.in: Regenerate.
10751 * testsuite/discard_locals_test.c: New file.
10752 * testsuite/discard_locals_test.sh: Same.
10754 2009-06-05 Doug Kwan <dougkwan@google.com>
10756 * object.cc (Sized_relobj::Sized_relobj): Initialize
10757 discarded_eh_frame_shndx_ to -1U.
10758 (Sized_relobj::do_layout): Record index of a discard .eh_frame
10760 (Sized_relobj::do_count_local_symbols): Skip local symbols in
10761 a discarded .eh_frame section.
10762 (Sized_relobj::do_finalize_local_symbols): Ditto.
10763 * object.h (class Sized_relobj): Declare new member
10764 discarded_eh_frame_shndx_.
10765 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
10766 (local_labels_test.o, local_labels_test): New rules.
10767 * testsuite/Makefile.in: Regenerate.
10769 2009-06-04 Doug Kwan <dougkwan@google.com>
10771 * layout.cc (Layout::section_name_mapping): Add mapping for
10772 special ARM sections.
10774 2009-06-03 Doug Kwan <dougkwan@google.com>
10776 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
10777 (utils::has_overflow): Same.
10779 2009-06-03 Ian Lance Taylor <iant@google.com>
10781 * layout.cc (Layout::section_name_mapping): New array, replacing
10782 Layout::linkonce_mapping.
10783 (Layout::section_name_mapping_count): New variable, replacing
10784 Layout::linkonce_mapping_count.
10785 (Layout::linkonce_output_name): Remove.
10786 (Layout::output_section_name): Rewrite.
10787 * layout.h (class Layout): Rename Linkonce_mapping to
10788 Section_name_mapping, linkonce_mapping to section_name_mapping,
10789 linkonce_mapping_count to section_name_mapping_count. Don't
10790 declare linkonce_output_name.
10792 2009-06-03 Doug Kwan <dougkwan@google.com>
10794 * gold/arm.cc (namespace utils): New.
10795 (Target_arm::reloc_is_non_pic): Define new method.
10796 (class Arm_relocate_functions): New.
10797 (Target_arm::Relocate::relocate): Handle relocation types used by
10800 2009-06-03 Ian Lance Taylor <iant@google.com>
10802 * arm.cc (Target_arm::scan::global): Use || instead of |.
10804 2009-06-02 Doug Kwan <dougkwan@google.com>
10806 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
10807 issued_non_pic_error_.
10808 (class Target_arm::Scan): Declare new method check_non_pic.
10809 Define new method symbol_needs_plt_entry.
10810 Declare new data member issued_non_pic_error_.
10811 (class Target_arm::Relocate): Declare new method
10812 should_apply_static_reloc.
10813 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10814 (Target_arm::Scan::check_non_pic): Define new method.
10815 (Target_arm::Scan::local): Handle a small subset of reloc types used
10817 (Target_arm::Scan::local): Same.
10818 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10820 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
10822 * incremental.cc (Incremental_inputs::report_command_line): Filter
10823 out --incremental-* options.
10825 2009-05-29 Doug Kwan <dougkwan@google.com>
10827 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
10829 (class Target_arm): Update comment.
10830 (Target_arm::Target_arm): Initialize new data members GOT_,
10831 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
10832 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
10833 and Target_arm::rel_dyn_section.
10834 Declare new_enum Target_arm::Got_type.
10835 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
10837 Update commments for member do_dynsym_value.
10838 (Target_arm::got_size, Target_arm::plt_section,
10839 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
10840 new methods inside class defintion.
10841 (Target_arm::got_section): Define new method.
10842 (Target_arm::rel_dyn_section): Same.
10843 (Output_data_plt_arm): New template class.
10844 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
10845 (Output_data_plt_arm:do_adjust_output_section): Define new method.
10846 (Output_data_plt_arm::add_entry): Same.
10847 (Output_data_plt_arm::first_plt_entry): Define new
10848 static data member for PLT instruction template.
10849 (Output_data_plt_arm::plt_entry): Same.
10850 (Output_data_plt_arm::do_write): Define new method.
10851 (Target_arm::make_plt_entry): Same.
10852 (Target_arm::do_finalize_sections): Same.
10853 (Target_arm::do_dynsym_value): Same.
10855 2009-05-28 Doug Kwan <dougkwan@google.com>
10857 * Makefile.am (TARGETSOURCES): Add arm.cc.
10858 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
10859 * Makefile.in: Regenerate.
10860 * arm.cc: New file.
10861 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
10863 2009-05-26 Doug Kwan <dougkwan@google.com>
10865 * options.cc (General_options::parse_exclude_libs). Fix a comment.
10866 (General_options::check_excluded_libs): Strip off directories in
10867 archive name before matching like GNU ld does.
10868 * testsuite/Makefile.am (MOSTLYCLEANFILES,
10869 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
10870 (exclude_libs_test_LDFLAGS): Add linker option
10871 -Wl,--exclude-libs,libexclude_libs_test_3
10872 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
10873 an explicit archive without using -l.
10874 (alt/libexclude_libs_test_3.a): New make rule.
10875 * testsuite/Makefile.in: Regenerate.
10876 * testsuite/exclude_libs_test.c : Declare lib3_default().
10878 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
10879 * exclude_libs_test_3.c: New file.
10881 2009-05-26 Nick Clifton <nickc@redhat.com>
10883 * po/id.po: New Indonesian translation.
10884 * po/gold.pot: Updated template file.
10886 2009-05-22 Sriraman Tallam <tmsriram@google.com>
10888 * testsuite/Makefile.am: Add -ffunction-sections to compile
10889 gc_comdat_test files. Add -Wl,--gc-sections to build
10891 * testsuite/Makefile.in: Regenerate.
10892 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
10894 2009-05-21 Sriraman Tallam <tmsriram@google.com>
10896 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
10897 kept comdat section was garbage collected.
10898 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
10899 * testsuite/Makefile.in: Regenerate.
10900 * testsuite/gc_comdat_test.sh: New file.
10901 * testsuite/gc_comdat_test_1.cc: New file.
10902 * testsuite/gc_comdat_test_2.cc: New file.
10904 2009-05-19 Doug Kwan <dougkwan@google.com>
10906 * archive.cc (Archive::Archive): Move constructor from archive.h
10907 to here. Initialize no_export_.
10908 (Archive::get_elf_object_for_member): Set no_export flag of object.
10909 * archive.h (Archive::Archive): Move constructor body to
10911 (Archive::no_export): New method.
10912 (Archive::no_export_): New field.
10913 * object.h (Object::Object): Initialize no_export_ to false.
10914 (Object::no_export, Object::set_no_export): New methods.
10915 (Object::no_export_): New field.
10916 * options.cc (General_options::parse_exclude_libs): New method.
10917 (General_options::check_excluded_libs) Same.
10918 * options.h (exclude_libs): New option.
10919 (General_options::check_excluded_libs): New method declaration.
10920 (General_options::excluded_libs_): New field.
10921 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
10922 default or protected visibility if an object has no-export flag set.
10923 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
10924 (check_SCRIPTS): Add exclude_libs_test.sh.
10925 (check_DATA): Add exclude_libs_test.syms.
10926 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
10927 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
10928 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
10929 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
10930 (exclude_libs_test.syms, libexclude_libs_test_1.a,
10931 libexclude_libs_test_2.a): New rules.
10932 * testsuite/Makefile.in: Regenerate.
10933 * testsuite/exclude_libs_test.c: New file.
10934 * testsuite/exclude_libs_test.sh: Ditto.
10935 * testsuite/exclude_libs_test_1.c: Ditto.
10936 * testsuite/exclude_libs_test_2.c: Ditto.
10938 2009-05-15 Ian Lance Taylor <iant@google.com>
10940 * configure.ac: Check for declarations for cases where libiberty.h
10941 checks HAVE_DECL_xxx.
10942 * configure, config.in: Rebuild.
10944 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
10946 * gold.h (Incremental_argument_list): Remove (invalid) forward
10948 * incremental.cc (Incremental_inputs::report_achive): New method.
10949 (Incremental_inputs::report_object): New method.
10950 (Incremental_inputs::report_script): New method.
10951 (Incremental_inputs::finalize_inputs): New method.
10952 (Incremental_inputs::finalize): Call finalize_inputs().
10953 (Incremental_inputs::sized_create_incremental_inputs_section_data):
10954 Create inputs entries.
10955 * incremental.h (Incremental_input_type): New enum.
10956 (Incremental_inputs::Incremental_input): Initialize new fields.
10957 (Incremental_inputs::report_inputs): New method.
10958 (Incremental_inputs::report_achive): New method.
10959 (Incremental_inputs::report_object): New method.
10960 (Incremental_inputs::report_script): New method.
10961 (Incremental_inputs::finalize_inputs): New method.
10962 (Incremental_inputs::Input_info): New struct.
10963 (Incremental_inputs::Input_info_map): New typedef.
10964 (Incremental_inputs::lock_): New field.
10965 (Incremental_inputs::Inputs_): New field.
10966 (Incremental_inputs::Inputs_map): New field.
10967 * main.cc (main): Call Incremental_input::report_inputs.
10968 * options.h (Input_argument_list): Typedef moved from
10970 (Input_file_group::Files): Remove, use ::Input_argument_list.
10971 (Input_file_group::Input_argument_list): Remove, use
10972 ::Input_argument_list.
10973 * plugin.cc (Plugin_manager::add_input_file): Add error in
10975 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10977 * script.cc (read_input_script): Call
10978 Incremental_input::report_script.
10979 * script.h (Script_info): New class.
10981 2009-04-27 Ian Lance Taylor <iant@google.com>
10983 * x86_64.cc (do_adjust_output_section): Set entsize to
10986 2009-04-23 Elliott Hughes <enh@google.com>
10988 * output.cc (Output_file::close): After short writes, continue
10989 writing from the correct offset in the buffer being written.
10991 2009-04-23 Chris Demetriou <cgd@google.com>
10993 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10994 * configure: Regenerate.
10995 * config.in: Regenerate.
10996 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10997 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10999 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
11001 * incremental.cc (Incremental_inputs_header_data): Renamed from
11002 Incremental_input_header_data.
11003 (Incremental_inputs_header_data::data_size): New field.
11004 (Incremental_inputs_header_data::put_input_file_count): Renamed
11005 from input_file_count.
11006 (Incremental_inputs_header_data::put_command_line_offset): Renamed
11007 from command_line_offset.
11008 (Incremental_inputs_header_data::put_reserved): Renamed from
11010 (Incremental_inputs_entry_data): Renamed from
11011 Incremental_input_entry_data.
11012 (Incremental_inputs_entry_data::data_size): New field.
11013 (Incremental_inputs::report_command_line): New method.
11014 (Incremental_inputs::finalize): New method.
11015 (Incremental_inputs::create_incremental_inputs_data): New method.
11016 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
11017 * incremental.h: New file.
11018 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
11019 (Layout::finalize): Create incremental inputs section in
11020 incremental builds.
11021 (Layout::create_incremental_info_sections): New method.
11022 * layout.h (Layout::incremental_inputs): New method.
11023 (Layout::create_incremental_info_sections): New method.
11024 (Layout::incremental_inputs_): New field.
11025 * main.cc (main): Notify Incremental_input of the command line.
11027 2009-04-01 Ian Lance Taylor <iant@google.com>
11028 Mikolaj Zalewski <mikolajz@google.com>
11030 * gold.h (reserve_unordered_map): Define, three versions, one for
11031 each version of Unordered_map.
11032 * layout.cc (Layout::Layout): Remove options parameter. Add
11033 number_of_input_files parameter. Don't initialize options_.
11034 Initialize number_of_input_files_ and resized_signatures_. Move
11035 sections_are_attached_.
11036 (Layout::layout_group): Reserve space for group_signatures_.
11037 (Layout::find_or_add_kept_section): Change name parameter to be a
11038 reference. Resize signatures_ map when it gets large enough.
11039 (Layout::layout_eh_frame): Use parameters->options() instead of
11041 (Layout::make_output_section): Likewise.
11042 (Layout::attach_allocated_section_to_segment): Likewise.
11043 (Layout::finalize, Layout::create_executable_stack): Likewise.
11044 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
11045 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
11046 * layout.h (class Layout): Update declarations. Remove options_
11047 field. Add number_of_input_files_ and resized_signatures_
11048 fields. Move sections_are_attached_ field.
11049 * main.cc (main): Pass number of input files to Layout
11050 constructor. Don't pass options.
11052 2009-03-30 Ian Lance Taylor <iant@google.com>
11054 * ffsll.c (ffsll): Correct implementation.
11056 2009-03-27 Ian Lance Taylor <iant@google.com>
11058 * ffsll.c: New file.
11059 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
11060 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
11061 * ftruncate.c (ftruncate): Declare before definition.
11062 * mremap.c (mremap): Likewise.
11063 * pread.c (pread): Likewise.
11064 * configure, Makefile.in, config.in: Rebuild.
11066 * mremap.c: New file.
11067 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
11068 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
11069 (mremap): Declare if HAVE_MREMAP is not defined.
11070 * configure, Makefile.in, config.in: Rebuild.
11072 2009-03-27 Cary Coutant <ccoutant@google.com>
11074 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
11075 position independent.
11076 * sparc.cc (Target_sparc::check_non_pic): Likewise.
11077 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
11079 2009-03-24 Cary Coutant <ccoutant@google.com>
11081 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
11083 (needs_dynamic_reloc): Likewise.
11085 2009-03-24 Ian Lance Taylor <iant@google.com>
11087 * yyscript.y (file_cmd): Recognize EXTERN.
11088 (extern_name_list, extern_name_list_body): New nonterminals.
11089 * script.cc (script_add_extern): Define.
11090 * script-c.h (script_add_extern): Declare.
11092 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
11094 * object.cc (is_elf_object): Define.
11095 * object.h (is_elf_object): Declare.
11096 * archive.cc (Archive::get_elf_object_for_member): Call
11098 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
11100 2009-03-24 Elliott Hughes <enh@google.com>
11102 * output.cc (Output_file::map_anonymous): Define.
11103 (Output_file::map): Use map_anonymous. If the regular mmap fails,
11104 try an anonymous one. Report the size if the mmap fails.
11105 * output.h (class Output_file): Declare map_anonymous.
11107 2009-03-24 Ian Lance Taylor <iant@google.com>
11109 * target-select.cc (instantiate_target): Don't acquire the lock if
11110 the instantiated_target_ field has already been set.
11112 2009-03-23 Ian Lance Taylor <iant@google.com>
11114 * gold-threads.h (class Initialize_lock): Define.
11115 * gold-threads.cc (class Initialize_lock_once): Define.
11116 (initialize_lock_control): New static variable.
11117 (initialize_lock_pointer): New static variable.
11118 (initialize_lock_once): New static function.
11119 (Initialize_lock::Initialize_lock): Define.
11120 (Initialize_lock::initialize): Define.
11121 * target-select.h: Include "gold-threads.h".
11122 (class Target_selector): Add lock_ and initialize_lock_ fields.
11123 Don't define instantiate_target, just declare it.
11124 * target-select.cc (Target_selector::Target_selector): Initialize
11126 (Target_selector::instantiate_target): Define.
11127 * descriptors.h: Include "gold-threads.h".
11128 (class Descriptors): Add initialize_lock_ field.
11129 * descriptors.cc (Descriptors::Descriptors): Initialize new
11131 (Descriptors::open): Use initialize_lock_ field
11132 * errors.h (class Errors): Add initialize_lock_ field.
11133 * errors.cc (Errors::Errors): Initialize new field.
11134 (Errors::initialize_lock): Use initialize_lock_ field.
11135 * powerpc.cc (class Target_selector_powerpc): Remove
11136 instantiated_target_ field. In do_recognize call
11137 instantiate_target rather than do_instantiate_target. In
11138 do_instantiate_target just allocate a new target.
11139 * sparc.cc (class Target_selector_sparc): Likewise.
11141 * freebsd.h: New file.
11142 * i386.cc: Include "freebsd.h".
11143 (Target_i386): Derive from Target_freebsd rather than
11145 (Target_selector_i386): Derive from Target_selector_freebsd rather
11146 than Target_selector.
11147 * x86_64.cc: Include "freebsd.h".
11148 (Target_x86_64): Derive from Target_freebsd rather than
11150 (Target_selector_x86_64): Derive from Target_selector_freebsd
11151 rather than Target_selector.
11152 * target.h (class Target): Add adjust_elf_header and
11153 do_adjust_elf_header.
11154 * output.cc (Output_file_header:: do_sized_write): Call target
11155 adjust_elf_header routine.
11156 * configure.tgt: Set targ_osabi.
11157 * configure.ac: Define GOLD_DEFAULT_OSABI.
11158 * parameters.cc (Parameters::default_target): Pass
11159 GOLD_DEFAULT_OSABI to select_target.
11160 * target-select.h (class Target_selector): Make instantiate_target
11161 protected rather than private.
11162 * Makefile.am (HFILES): Add freebsd.h.
11163 * configure, Makefile.in, config.in: Rebuild.
11165 * merge.cc (do_add_input_section): Correct pend value. Change
11166 message about last entry not being null terminated from error to
11169 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
11171 * incremental.cc: New file.
11172 * Makefile.am (CCFILES): Add incremental.cc.
11173 * Makefile.in: Rebuild.
11175 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
11177 * layout.cc (Layout::output_section_name): Preserve names
11178 of '.note.' sections.
11180 2009-03-19 Ian Lance Taylor <iant@google.com>
11182 * descriptors.cc (Descriptors::open): Check that the options are
11183 valid before using them.
11185 2009-03-18 Ian Lance Taylor <iant@google.com>
11187 * script-sections.h: Include <list>.
11188 (class Script_sections): Change Sections_elements from std::vector
11189 to std::list. Typedef public Elements_iterator. Add
11190 orphan_section_placement_, data_segment_align_start_, and
11191 saw_data_segment_align_ fields. Remove data_segment_align_index_
11193 * script-sections.cc (class Orphan_section_placement): New class.
11194 (class Sections_element): Add virtual functions is_relro and
11195 orphan_section_init. Remove virtual function place_orphan_here.
11196 (class Output_section_definition): Add is_relro and
11197 orphan_section_init. Remove place_orphan_here.
11198 (class Orphan_output_section): Likewise.
11199 (Script_sections::Script_sections): Update for field changes.
11200 (Script_sections::data_segment_align): Set saw_data_segment_align_
11201 and data_segment_align_start_, not data_segment_align_index.
11202 (Script_sections::data_segment_relro_end): Check
11203 saw_data_segment_align_. Use data_segment_align_start_ rather
11204 than data_segment_align_index_.
11205 (Script_sections::place_orphan): Rewrite to use
11206 Orphan_section_placement.
11208 2009-03-17 Ian Lance Taylor <iant@google.com>
11210 * archive.cc (Archive::add_symbols): Check for a version attached
11211 to the symbol name in the archive map.
11212 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
11213 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
11214 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
11215 (ver_test_11.a): New target.
11216 * testsuite/Makefile.in: Rebuild.
11218 * configure.ac: Check for chsize and posix_fallocate. Replace
11220 * ftruncate.c: New file, from gnulib.
11221 * output.cc (posix_fallocate): Define dummy version if not
11222 HAVE_POSIX_FALLOCATE.
11223 (Output_file::map): Call posix_fallocate rather than lseek and
11225 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
11226 * configure, Makefile.in, config.in: Rebuild.
11228 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
11230 * layout.h (Layout::create_note): Add section_name parameter.
11231 * layout.cc (Layout::create_note): Likewise.
11232 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
11234 2009-03-17 Ian Lance Taylor <iant@google.com>
11236 * descriptors.cc: Include "options.h".
11237 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
11238 (Descriptors::open): Always use O_CLOEXEC when opening a new
11239 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
11240 then set FD_CLOEXEC.
11242 * sparc.cc (class Target_sparc): Add has_got_section.
11243 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
11244 make sure we have a GOT section.
11246 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
11247 (Target_sparc::Scan::local): Likewise.
11248 (Target_sparc::Scan::global): Likewise.
11249 (Target_sparc::Relocate::relocate): Likewise.
11250 (Target_sparc::Relocate::relocate_tls): Likewise.
11252 * symtab.cc (Symbol_table::define_default_version): New function,
11253 broken out of add_from_object.
11254 (Symbol_table::add_from_object): Call define_default_version.
11255 (Symbol_table::define_special_symbol): Add resolve_oldsym
11256 parameter. Change all callers. If the version for a symbol comes
11257 from a version script, resolve it with the symbol with the same
11258 name with no version. Also add the symbol without a version if
11260 (do_define_in_output_data): If resolving with oldsym, don't delete
11262 (do_define_in_output_segment): Likewise.
11263 (do_define_as_constant): Likewise.
11264 * symtab.h (class Symbol_table): Update declarations.
11266 2009-03-13 Ian Lance Taylor <iant@google.com>
11268 * readsyms.cc (Read_symbols::incompatible_warning): New function.
11269 (Read_symbols::requeue): New function.
11270 (Read_symbols::do_read_symbols): If make_elf_object fails because
11271 the target type is not configured, and the file was searched for,
11272 issue a warning and retry with the next directory.
11273 (Add_symbols::run): If the file has an incompatible format, and
11274 it was searched for, requeue the Read_symbols task. On error,
11275 release the object.
11276 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
11277 dirindex parameter to constructor. Change all callers. Declare
11278 incompatible_warning and requeue.
11279 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
11280 input_argument_ and input_group_ fields. Add them to
11281 constructor. Change all callers.
11282 (class Read_script): Add dirindex_ field. Add it to constructor.
11283 Change all callers.
11284 * archive.cc (Archive::setup): Remove input_objects parameter.
11285 Change all callers.
11286 (Archive::get_file_and_offset): Likewise.
11287 (Archive::read_all_symbols): Likewise.
11288 (Archive::read_symbols): Likewise.
11289 (Archive::get_elf_object_for_member): Remove input_objects
11290 parameter. Add punconfigured parameter. Change all callers.
11291 (Archive::add_symbols): Change return type to bool. Check return
11292 value of include_member.
11293 (Archive::include_all_members): Likewise.
11294 (Archive::include_member): Change return type to bool. Return
11295 false if first included object has incompatible target. Set
11296 included_member_ field.
11297 (Add_archive_symbols::run): If add_symbols returns false, requeue
11299 * archive.h (class Archive): Add included_member_ field.
11300 Initialize it in constructor. Add input_file and searched_for
11301 methods. Update declarations.
11302 (class Add_archive_symbols): Add dirpath_, dirindex_, and
11303 input_argument_ fields. Add them to constructor. Change all
11305 * script.cc: Include "target-select.h".
11306 (class Parser_closure): Add skip_on_incompatible_target_ and
11307 found_incompatible_target_ fields. Add
11308 skip_on_incompatible_target parameter to constructor. Change all
11309 callers. Add methods skip_on_incompatible_target,
11310 clear_skip_on_incompatible_target, found_incompatible_target, and
11311 set_found_incompatible_target.
11312 (read_input_script): Add dirindex parameter. Change all callers.
11313 If parser finds an incompatible target, requeue Read_symbols
11315 (script_set_symbol): Clear skip_on_incompatible_target in
11317 (script_add_assertion, script_parse_option): Likewise.
11318 (script_start_sections, script_add_phdr): Likewise.
11319 (script_check_output_format): New function.
11320 * script.h (read_input_script): Update declaration.
11321 * script-c.h (script_check_output_format): Declare.
11322 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
11323 (ignore_cmd): Remove OUTPUT_FORMAT.
11324 * fileread.cc (Input_file::Input_file): Add explicit this.
11325 (Input_file::will_search_for): New function.
11326 (Input_file::open): Add pindex parameter. Change all callers.
11327 * fileread.h (class Input_file): Add input_file_argument method.
11328 Declare will_search_for. Update declarations.
11329 * object.cc (make_elf_object): Add punconfigured parameter.
11330 Change all callers.
11331 * object.h (class Object): Make input_file public. Add
11332 searched_for method.
11333 (make_elf_object): Update declaration.
11334 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
11336 * dirsearch.h (class Dirsearch): Update declaration.
11337 * options.h (class General_options): Add --warn-search-mismatch.
11338 * parameters.cc (Parameters::is_compatible_target): New function.
11339 * parameters.h (class Parameters): Declare is_compatible_target.
11340 * workqueue.cc (Workqueue::add_blocker): New function.
11341 * workqueue.h (class Workqueue): Declare add_blocker.
11343 * fileread.cc (Input_file::open): Remove options parameter.
11344 Change all callers.
11345 (Input_file::open_binary): Likewise.
11346 * script.cc (read_input_script): Likewise.
11347 * readsyms.h (class Read_symbols): Remove options_ field. Remove
11348 options parameter from constructor. Change all callers.
11349 (class Read_script): Likewise.
11350 * fileread.h (class Input_file): Update declarations.
11351 * script.h (read_input_script): Update declaration.
11353 2009-03-10 Nick Clifton <nickc@redhat.com>
11355 * po/es.po: New Spanish translation.
11357 2009-03-06 Cary Coutant <ccoutant@google.com>
11359 * options.cc (parse_short_option): Keep dash_z from registering itself.
11361 2009-03-03 Ian Lance Taylor <iant@google.com>
11364 * target-reloc.h (relocate_section): Pass output_section to
11366 * i386.cc (Target_i386::should_apply_static_reloc): Add
11367 output_section parameter. Change all callers.
11368 (Target_i386::Relocate::relocate): Add output_section parameter.
11369 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11370 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
11371 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
11372 * testsuite/two_file_shared.sh: New script.
11373 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
11374 (check_DATA): Add two_file_shared.dbg.
11375 (two_file_shared.dbg): New target.
11376 * testsuite/Makefile.in: Rebuild.
11378 2009-03-01 Ian Lance Taylor <iant@google.com>
11380 * configure.ac: Check for byteswap.h.
11381 * configure: Rebuild.
11382 * config.in: Rebuild.
11384 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
11386 * layout.cc (Layout::find_or_add_kept_section): New function.
11387 (Layout::add_comdat): Removed.
11388 * layout.h (struct Kept_section): Move out of class Layout.
11389 Remove trailing underscores from field names. Add group_sections
11390 field. Rename group_ field to is_group. Change all uses.
11391 (class Layout): Declare find_or_add_kept_section, not add_comdat.
11392 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
11393 comdat_groups_ field.
11394 (Sized_relobj::include_section_group): Use
11395 find_or_add_kept_section and Kept_section::group_sections.
11396 (Sized_relobj::include_linkonce_section): Likewise.
11397 * object.cc (class Sized_relobj): Don't define Comdat_group or
11398 Comdat_group_table. Remove find_comdat_group and
11399 add_comdat_group. Remove comdat_groups_ field.
11400 * plugin.cc (include_comdat_group): Use
11401 Layout::find_or_add_kept_section.
11403 2009-02-28 Ian Lance Taylor <iant@google.com>
11405 * README: --gc-sections and map files are now supported. Document
11406 some build requirements.
11409 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
11410 relocatable link set the value of the section symbol to zero.
11411 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
11412 relocatable link don't include the section address in the local
11415 2009-02-27 Ian Lance Taylor <iant@google.com>
11418 * options.h (class Search_directory): Add is_system_directory.
11419 (class General_options): Declare is_in_system_directory.
11420 * options.cc (get_relative_sysroot): Make static.
11421 (get_default_sysroot): Make static.
11422 (General_optoins::is_in_system_directory): New function.
11423 * fileread.cc (Input_file::is_in_system_directory): New function.
11424 * fileread.h (class Input_file): Declare is_in_system_directory.
11425 * object.h (class Object): Add is_in_system_directory.
11426 (class Input_objects): Remove system_library_directory_ field.
11427 * object.cc (Input_objects::add_object): Don't set
11428 system_library_directory_.
11429 (input_objects::found_in_system_library_directory): Remove.
11430 * symtab.cc (Symbol_table::write_globals): Remove input_objects
11431 parameter. Change all callers.
11432 (Symbol_table::sized_write_globals): Likewise.
11433 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
11434 Call Object::is_in_system_directory.
11435 * symtab.h (class Symbol_table): Update declarations.
11438 * descriptors.h (Open_descriptor): Add is_on_stack field.
11439 * descriptors.cc (Descriptors::open): If the descriptor is on the
11440 top of the stack, remove it. Initialize is_on_stack field.
11441 (Descriptors::release): Only add pod to stack if it is not on the
11443 (Descriptors::close_some_descriptor): Clear stack_next and
11444 is_on_stack fields.
11447 * output.cc (Output_section::find_starting_output_address): Rename
11448 from starting_output_address; add PADDR parameter; change return
11450 * output.h (class Output_section): Declare
11451 find_starting_output_address instead of starting_output_address.
11452 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
11453 section symbol for which we can't find a merge section.
11456 * symtab.cc (Symbol_table::add_from_object): If the visibility is
11457 hidden or internal, force the symbol to be local.
11458 * resolve.cc (Symbol::override_visibility): Define.
11459 (Symbol::override_base): Use override_visibility.
11460 (Symbol_table::resolve): Likewise.
11461 (Symbol::override_base_with_special): Likewise.
11462 (Symbol_table::override_with_special): If the visibility is hidden
11463 or internal, force the symbol to be local.
11464 * symtab.h (class Symbol): Add set_visibility and
11465 override_visibility.
11466 * testsuite/ver_test_1.sh: New file.
11467 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
11468 (check_DATA): Add ver_test_1.syms.
11469 (ver_test_1.syms): New target.
11470 * testsuite/Makefile.in: Rebuild.
11472 2009-02-25 Cary Coutant <ccoutant@google.com>
11474 * layout.cc (Layout::choose_output_section): Don't rename sections
11475 when using a linker script that has a SECTIONS clause.
11476 * Makefile.in: Regenerate.
11478 * testsuite/Makefile.am (script_test_5.sh): New test case.
11479 * testsuite/Makefile.in: Regenerate.
11480 * testsuite/script_test_5.cc: New file.
11481 * testsuite/script_test_5.sh: New file.
11482 * testsuite/script_test_5.t: New file.
11484 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
11486 * archive.cc (Archive::include_member): Update calls to add_symbols.
11487 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
11488 the Layout argument.
11489 * dynobj.h (do_add_symbols): Add the Layout argument.
11490 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
11492 * object.h (Object::add_symbols): Add the Layout argument.
11493 (Object::do_add_symbols): Add the Layout argument.
11494 (Sized_relobj::do_add_symbols): Add the Layout argument.
11495 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
11496 Unify the two versions.
11497 (Add_plugin_symbols): Remove.
11498 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
11499 (Sized_pluginobj::do_add_symbols): Unify the two versions.
11500 (Add_plugin_symbols): Remove.
11501 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
11502 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
11503 (Add_symbols::run): Make it work with Pulginobj.
11505 2009-02-06 Ian Lance Taylor <iant@google.com>
11507 * object.cc (Sized_relobj::do_layout): Make info message start
11508 with lower case letter.
11510 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
11512 * binary.cc: Fix file comment.
11514 * options.h (enum Incremental_disposition): Define.
11515 (class General_options): Add new options: --incremental,
11516 --incremental_changed, --incremental_unchanged,
11517 --incremental_unknown. Add incremental_disposition_ and
11518 implicit_incremental_ fields.
11519 (General_options::incremental_disposition): New function.
11520 (class Position_dependent_options): Add incremental_disposition
11522 (Position_dependent_options::copy_from_options): Set incremental
11524 * options.cc (General_options::parse_incremental_changed): New
11526 (General_options::parse_incremental_unchanged): New function.
11527 (General_options::parse_incremental_unknown): New function.
11528 (General_options::General_options): Initialize new fields
11529 incremental_disposition_ and implicit_incremental_.
11530 (General_options::finalize): Check for uasge of --incremental-*
11531 without --incremental.
11533 2009-02-06 Chris Demetriou <cgd@google.com>
11535 * gold.h (gold_undefined_symbol): Change to take only a Symbol
11536 pointer and to report location as the file name associated with
11538 (gold_undefined_symbol_at_location): New function to replace the
11539 old gold_undefined_symbol functionality.
11540 * target-reloc.h (relocate_section): Update to use
11541 gold_undefined_symbol_at_location.
11542 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11543 Call gold_undefined_symbol function rather than gold_error.
11544 * errors.h (Errors::undefined_symbol): Take location as a
11545 string, rather than calculating it from a relocation.
11546 * errors.cc (Errors::fatal): Print "fatal error:" before the
11548 (Errors::error, Errors::error_at_location): Print "error: "
11549 before the formatted message.
11550 (Errors::undefined_symbol): Take location as a string, rather
11551 than calculating it from a relocation.
11552 (gold_undefined_symbol_at_location): New function akin to
11553 old gold_undefined_symbol, calculates location from relocation.
11554 (gold_undefined_symbol): Change to take only a Symbol pointer
11555 and to report location as the file name associated with the symbol.
11556 * testsuite/debug_msg.sh: Update for changed error messages.
11557 * testsuite/undef_symbol.sh: Likewise.
11559 2009-02-04 Duncan Sands <baldrick@free.fr>
11562 * reduced_debug_output.h
11563 (Output_reduced_debug_abbrev_section::failed): Use format for
11565 (Output_reduced_debug_info_section::faild): Likewise.
11567 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
11569 * script.cc (Lazy_demangler): New class.
11570 (Version_script_info::get_symbol_version_helper): Demangle a
11573 2009-01-29 Cary Coutant <ccoutant@google.com>
11575 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
11577 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11579 2009-01-28 Ian Lance Taylor <iant@google.com>
11581 * version.cc (version_string): Bump to 1.9.
11583 * gold.h: Include <cstring> and <stdint.h>.
11584 * version.cc: Include <cstdio>.
11585 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
11587 * reduced_debug_output.cc (insert_into_vector): Rename from
11588 Insert_into_vector; change all callers. Use Swap_unaligned to
11589 avoid aliasing issue; remove union since it is unnecessary.
11591 2009-01-27 Sriraman Tallam <tmsriram@google.com>
11593 * Makefile.am (CCFILES): Add gc.cc.
11594 (HFILES): Add gc.h.
11595 * Makefile.in: Regenerate.
11596 * gold.cc (Gc_runner): New class.
11597 (queue_initial_tasks): Call garbage collection related tasks
11598 when corresponding options are invoked.
11599 (queue_middle_gc_tasks): New function.
11600 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
11601 processed early before laying out sections during garbage collection.
11602 * gold.h (queue_middle_gc_tasks): New function.
11603 (is_prefix_of): Move from "layout.cc".
11604 * i386.cc (Target_i386::gc_process_relocs): New function.
11605 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
11606 * main.cc (main): Create object of class "Garbage_collection".
11607 * object.cc (Relobj::copy_symbols_data): New function.
11608 (Relobj::is_section_name_included): New function.
11609 (Sized_relobj::do_layout): Allow this function to be called twice
11610 during garbage collection and defer layout of section during the
11612 * object.h (Relobj::get_symbols_data): New function.
11613 (Relobj::is_section_name_included): New function.
11614 (Relobj::copy_symbols_data): New function.
11615 (Relobj::set_symbols_data): New function.
11616 (Relobj::get_relocs_data): New function.
11617 (Relobj::set_relocs_data): New function.
11618 (Relobj::is_output_section_offset_invalid): New pure virtual function.
11619 (Relobj::gc_process_relocs): New function.
11620 (Relobj::do_gc_process_relocs): New pure virtual function.
11621 (Relobj::sd_): New data member.
11622 (Sized_relobj::is_output_section_offset_invalid): New function.
11623 (Sized_relobj::do_gc_process_relocs): New function.
11624 * options.h (General_options::gc_sections): Modify to not be a no-op.
11625 (General_options::print_gc_sections): New option.
11626 * plugin.cc (Plugin_finish::run): Remove function call to
11627 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
11628 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
11629 * reloc.cc (Read_relocs::run): Add task to process relocs and
11630 determine unreferenced sections when doing garbage collection.
11631 (Gc_process_relocs): New class.
11632 (Sized_relobj::do_gc_process_relocs): New function.
11633 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
11634 sections that are garbage collected.
11635 * reloc.h (Gc_process_relocs): New class.
11636 * sparc.cc (Target_sparc::gc_process_relocs): New function.
11637 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
11638 symbols whose corresponding sections are garbage collected.
11639 (Symbol_table::Symbol_table): Add new parameter for the garbage
11641 (Symbol_table::gc_mark_undef_symbols): New function.
11642 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11643 (Symbol_table::gc_mark_dyn_syms): New function.
11644 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
11646 (Symbol_table::add_from_object): Likewise.
11647 (Symbol_table::add_from_relobj): When building shared objects, do not
11648 treat externally visible symbols as garbage.
11649 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
11650 table information for static and relocatable links.
11651 * symtab.h (Symbol_table::set_gc): New function.
11652 (Symbol_table::gc): New function.
11653 (Symbol_table::gc_mark_undef_symbols): New function.
11654 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11655 (Symbol_table::gc_mark_dyn_syms): New function.
11656 (Symbol_table::gc_): New data member.
11657 * target.h (Sized_target::gc_process_relocs): New pure virtual
11659 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
11660 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
11662 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
11664 * options.h (General_options::gc_sections): Define as a no-op for now.
11665 (General_options::no_keep_memory): Ditto.
11666 (General_options::Bshareable): Define.
11667 * options.cc (General_options::finalize): Honor -Bshareable.
11669 2009-01-20 Andreas Schwab <schwab@suse.de>
11671 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
11672 read the value in the contents, since we don't use it. Use the
11673 template endianness when writing.
11674 (Relocate::relocate): Use it for R_PPC_REL16_HA.
11676 2009-01-19 Andreas Schwab <schwab@suse.de>
11678 * configure.tgt (powerpc64-*): Fix targ_obj.
11680 2009-01-15 Ian Lance Taylor <iant@google.com>
11682 * object.cc (Sized_relobj::write_local_symbols): Don't write out
11683 local symbols when stripping all symbols.
11685 2009-01-14 Cary Coutant <ccoutant@google.com>
11687 * output.cc (Output_reloc): Add explicit instantiations.
11689 2009-01-14 Cary Coutant <ccoutant@google.com>
11691 * archive.cc (Archive::get_elf_object_for_member): Remove call
11692 to File_read::claim_for_plugin.
11693 * descriptors.cc (Descriptors::open): Remove reference to
11695 (Descriptors::claim_for_plugin): Remove.
11696 * descriptors.h (Descriptors::claim_for_plugin): Remove.
11697 (Descriptors::is_claimed): Remove.
11698 (claim_descriptor_for_plugin): Remove.
11699 * fileread.cc (File_read::claim_for_plugin): Remove.
11700 * fileread.h (File_read::claim_for_plugin): Remove.
11701 (File_read::descriptor): Reopen descriptor if necessary.
11702 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
11703 (Plugin_manager::all_symbols_read): Add task parameter. Change
11705 (Plugin_manager::get_input_file): New function.
11706 (Plugin_manager::release_input_file): New function.
11707 (Pluginobj::Pluginobj): Add filesize parameter and initialize
11708 corresponding data member.
11709 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
11710 and pass to base constructor. Change all callers.
11711 (get_input_file, release_input_file): New functions.
11712 (make_sized_plugin_object): Add filesize parameter. Change all callers.
11713 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
11714 (Plugin_manager::all_symbols_read): Add task parameter.
11715 (Plugin_manager::get_input_file): New function.
11716 (Plugin_manager::release_input_file): New function.
11717 (Plugin_manager::task_): New data member.
11718 (Pluginobj::Pluginobj): Add filesize parameter.
11719 (Pluginobj::filename): New function.
11720 (Pluginobj::descriptor): New function.
11721 (Pluginobj::filesize): New function.
11722 (Pluginobj::filesize_): New data member.
11723 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
11724 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
11725 File_read::claim_for_plugin; use Object::unlock to unlock the file.
11727 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
11728 with archive libraries.
11729 * testsuite/Makefile.in: Regenerate.
11730 * testsuite/plugin_test.c (struct sym_info): New type.
11731 (get_input_file, release_input_file): New static variables.
11732 (onload): Capture new transfer vector entries.
11733 (claim_file_hook): Stop reading at end of file according to filesize.
11734 Factor out parsing of readelf output into separate function.
11735 (all_symbols_read_hook): Exercise get_input_file and release_input_file
11736 APIs and get the source file name from the symbol table. Convert
11737 source file name to corresponding object file name. Print info
11738 message when adding new input files.
11739 (parse_readelf_line): New function.
11740 * testsuite/plugin_test_1.sh: Add checks for new info messages.
11741 * testsuite/plugin_test_2.sh: Likewise.
11742 * testsuite/plugin_test_3.sh: Likewise.
11743 * testsuite/plugin_test_4.sh: New test case.
11745 2009-01-07 Ian Lance Taylor <iant@google.com>
11747 * version.cc (version_string): Bump to 1.8.
11749 2008-12-23 Cary Coutant <ccoutant@google.com>
11751 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
11752 * plugin.cc (Plugin_manager::finish): Rename as
11753 layout_deferred_objects. Move cleanup to separate function.
11754 (Plugin_manager::cleanup): New function.
11755 (Plugin_finish::run): Call layout_deferred_objects and cleanup
11757 * plugin.h (Plugin_manager::finish): Rename as
11758 layout_deferred_objects.
11759 (Plugin_manager::cleanup): New function.
11760 (Plugin_manager::cleanup_done): New field.
11762 2008-12-23 Cary Coutant <ccoutant@google.com>
11764 * plugin.cc (is_visible_from_outside): New function.
11765 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
11766 so we don't return "IR only" status for exported symbols or -r links.
11768 * testsuite/Makefile.am (plugin_test_3): New test case.
11769 * testsuite/Makefile.in: Regenerate.
11770 * testsuite/plugin_test_3.sh: New file.
11772 2008-12-22 Cary Coutant <ccoutant@google.com>
11774 * object.cc (Sized_relobj::layout_section): New function.
11775 (Sized_relobj::do_layout): Defer layout of input sections until after
11776 plugin has provided replacement files.
11777 (Sized_relobj::do_layout_deferred_sections): New function.
11778 * object.h (Relobj::set_section_offset): Remove virtual keyword.
11779 (Relobj::layout_deferred_sections): New function.
11780 (Relobj::do_layout_deferred_sections): New function.
11781 (Sized_relobj::do_layout_deferred_sections): New function.
11782 (Sized_relobj::layout_section): New function.
11783 (Sized_relobj::Deferred_layout): New structure.
11784 (Sized_relobj::deferred_layout_): New field.
11785 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11786 Change all callers. Layout deferred sections.
11787 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
11789 (Plugin_hook::run): Move code from do_plugin_hook inline.
11790 (Plugin_hook::do_plugin_hook): Remove.
11791 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11792 (Plugin_manager::finish): Renamed, was cleanup.
11793 (Plugin_manager::should_defer_layout): New function.
11794 (Plugin_manager::add_deferred_layout_object): New function.
11795 (Plugin_manager::Deferred_layout_list): New type.
11796 (Plugin_manager::deferred_layout_objects_): New field.
11797 (Plugin_hook::do_plugin_hook): Remove.
11799 2008-12-17 Ian Lance Taylor <iant@google.com>
11801 * options.h (class General_options): Add --no case for
11804 2008-12-16 Cary Coutant <ccoutant@google.com>
11806 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11808 (Plugin_manager::claim_file): Create plugin object even if
11809 plugin did not call the add_symbols callback.
11810 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11811 asking for more symbols than were added.
11812 * testsuite/Makefile.am (plugin_test_1): Add test case with
11814 (empty.syms): New target.
11815 * testsuite/Makefile.in: Regenerate.
11816 * testsuite/plugin_test.c (claim_file_hook): Add new debug
11817 message. Don't call add_symbols if no globals.
11818 (all_symbols_read_hook): Don't provide replacement for empty
11821 2008-12-12 Ian Lance Taylor <iant@google.com>
11823 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
11824 r_type == 0 for a local symbol with r_sym == 0.
11825 (scan_relocatable_relocs): Pass r_sym to
11826 local_non_section_strategy.
11827 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
11830 * configure.ac: Update test for TLS descriptors: they are
11831 supported as of glibc 2.9.
11832 * configure: Rebuild.
11834 2008-12-11 Ian Lance Taylor <iant@google.com>
11837 * target-reloc.h (Default_scan_relocatable_relocs): For each
11838 function, map r_type == 0 to RELOC_DISCARD.
11840 2008-12-10 Cary Coutant <ccoutant@google.com>
11842 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
11843 object to override a kept COMDAT group from a plugin object.
11845 2008-12-09 Ian Lance Taylor <iant@google.com>
11848 * yyscript.y (file_cmd): Handle INPUT.
11850 * testsuite/initpri1.c: Change all declarations to be full
11851 prototypes by adding void, to avoid compiler warnings.
11853 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
11855 * options.cc (General_options::parse_plugin_opt): New.
11856 (General_options::add_plugin): The argument now is just the filename.
11857 (General_options::add_plugin_option): New.
11858 * options.h (plugin_opt): New.
11859 (add_plugin): Change argument name.
11860 (add_plugin_option): New.
11861 * plugin.cc (Plugin::load): Don't parse the plugin option.
11862 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
11863 (Plugin::add_option): New.
11864 (Plugin::args_): Change type.
11865 (Plugin::filename_): New.
11866 (Plugin_manager::add_plugin_option): New.
11867 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
11868 * testsuite/Makefile.in: Regenerate.
11870 2008-12-05 Cary Coutant <ccoutant@google.com>
11872 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
11873 Handle --strip-lto-sections option.
11874 * options.h (strip_lto_sections): New option.
11876 2008-12-01 Cary Coutant <ccoutant@google.com>
11878 * plugin.cc (ld_plugin_message): Change format parameter to const.
11879 Fix mismatch between new[] and delete.
11881 2008-11-14 Cary Coutant <ccoutant@google.com>
11883 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
11886 2008-11-05 Craig Silverstein <csilvers@google.com>
11888 * options.cc (General_options::parse_dynamic_list): New function.
11889 * options.h (General_options): New flags dynamic_list,
11890 dynamic_list_data, dynamic_list_cpp_new, and
11891 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
11892 (General_options::in_dynamic_list): New function.
11893 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
11894 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
11895 (Lex::can_continue_name): Likewise.
11897 (read_script_file): New parameter script_options.
11898 (read_dynamic_list): New function.
11899 (Script_options::define_dynamic_list): New function.
11900 (dynamic_list_keyword_parsecodes): New variable.
11901 (dynamic_list_keywords): New variable.
11902 * script.h (Script_options::define_dynamic_list): New function
11904 (read_dynamic_list): New function prototype.
11905 * symtab.cc (strprefix): New macro.
11906 (Symbol::should_add_dynsym_entry): Support dynamic_list,
11907 dynamic_list_data, dynamic_list_cpp_new, and
11908 dynamic_list_cpp_typeinfo.
11909 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
11910 (dynamic_list_expr): New rule.
11911 (dynamic_list_nodes): Likewise.
11912 (dynamic_list_node): Likewise.
11913 * testsuite/Makefile.am (dynamic_list): New test.
11914 * testsuite/Makefile.in: Regenerated.
11915 * testsuite/dynamic_list.t: New file.
11916 * testsuite/dynamic_list.sh: New file.
11918 2008-11-05 Craig Silverstein <csilvers@google.com>
11920 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
11921 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
11922 (t11_last): Likewise.
11923 * testsuite/ver_test_6.c (main): Likewise.
11925 2008-10-07 Cary Coutant <ccoutant@google.com>
11927 * options.c (General_options::finalize): Add check for -static and
11929 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
11932 2008-10-02 Cary Coutant <ccoutant@google.com>
11934 * plugin.cc (make_sized_plugin_object): Fix conditional
11935 compilation to work when not all targets are enabled.
11937 2008-09-29 Cary Coutant <ccoutant@google.com>
11939 * archive.cc (Archive::get_file_and_offset): Use filename instead
11940 of name to get library path.
11941 (Archive::include_member): Unlock external member of a thin archive.
11943 * testsuite/Makefile.am (TEST_AR): New variable.
11944 (thin_archive_test_1): New test.
11945 (thin_archive_test_2): New test.
11946 * testsuite/Makefile.in: Regenerate.
11947 * testsuite/thin_archive_main.cc: New file.
11948 * testsuite/thin_archive_test_1.cc: New file.
11949 * testsuite/thin_archive_test_2.cc: New file.
11950 * testsuite/thin_archive_test_3.cc: New file.
11951 * testsuite/thin_archive_test_4.cc: New file.
11953 2008-09-29 Cary Coutant <ccoutant@google.com>
11955 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
11956 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
11958 (Sized_relobj::do_finalize_local_symbols): Likewise.
11959 (Sized_relobj::map_to_kept_section): Likewise.
11960 * object.h (Sized_relobj::invalid_address): New constant.
11961 (Sized_relobj::do_output_section_offset): Check for invalid_address
11963 * output.cc (Output_reloc::local_section_offset): Use constant
11964 invalid_address instead of -1U.
11965 (Output_reloc::get_address): Likewise.
11966 (Output_section::output_address): Change -1U to -1ULL.
11967 * output.h (Output_reloc::invalid_address): New constant.
11968 * reloc.cc (Sized_relobj::write_sections): Use constant
11969 invalid_address instead of -1U.
11970 (Sized_relobj::relocate_sections): Likewise.
11971 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11972 values for merge sections.
11973 * target-reloc.h (relocate_for_relocatable): Use constant
11974 invalid_address instead of -1U.
11976 2008-09-19 Cary Coutant <ccoutant@google.com>
11978 Add plugin functionality for link-time optimization (LTO).
11979 * configure.ac (plugins): Add --enable-plugins option.
11980 * configure: Regenerate.
11981 * config.in: Regenerate.
11982 * Makefile.am (LIBDL): New variable.
11983 (CCFILES): Add plugin.cc.
11984 (HFILES): Add plugin.h.
11985 (ldadd_var): Add LIBDL.
11986 * Makefile.in: Regenerate.
11988 * archive.cc: Include "plugin.h".
11989 (Archive::setup): Don't preread archive symbols when using a plugin.
11990 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11991 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11993 (Archive::include_member): Add symbols from plugin objects.
11994 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11995 * descriptors.cc (Descriptors::open): Check for file descriptors
11996 abandoned by plugins.
11997 (Descriptors::claim_for_plugin): New function.
11998 * descriptors.h (Descriptors::claim_for_plugin): New function.
11999 (Open_descriptor::is_claimed): New field.
12000 (claim_descriptor_for_plugin): New function.
12001 * fileread.cc (File_read::claim_for_plugin): New function.
12002 * fileread.h (File_read::claim_for_plugin): New function.
12003 (File_read::descriptor): New function.
12004 * gold.cc: Include "plugin.h".
12005 (queue_initial_tasks): Add task to call plugin hooks for generating
12007 * main.cc: Include "plugin.h".
12008 (main): Load plugin libraries.
12009 * object.h (Pluginobj): Declare.
12010 (Object::pluginobj): New function.
12011 (Object::do_pluginobj): New function.
12012 (Object::set_target): New function.
12013 * options.cc: Include "plugin.h".
12014 (General_options::parse_plugin): New function.
12015 (General_options::General_options): Initialize plugins_ field.
12016 (General_options::add_plugin): New function.
12017 * options.h (Plugin_manager): Declare.
12018 (General_options): Add --plugin option.
12019 (General_options::has_plugins): New function.
12020 (General_options::plugins): New function.
12021 (General_options::add_plugin): New function.
12022 (General_options::plugins_): New field.
12023 * plugin.cc: New file.
12024 * plugin.h: New file.
12025 * readsyms.cc: Include "plugin.h".
12026 (Read_symbols::do_read_symbols): Check for archive before checking
12027 for ELF file. Call plugin hooks to claim files.
12028 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
12029 from a real object file; force override when processing replacement
12031 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
12032 (Symbol::init_base_object): Likewise.
12033 (Symbol::init_base_output_data): Likewise.
12034 (Symbol::init_base_output_segment): Likewise.
12035 (Symbol::init_base_constant): Likewise.
12036 (Symbol::init_base_undefined): Likewise.
12037 (Symbol::output_section): Assert that object is not a plugin.
12038 (Symbol_table::add_from_pluginobj): New function.
12039 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
12041 (Symbol_table::sized_write_globals): Likewise.
12042 (Symbol_table::add_from_pluginobj): Instantiate template.
12043 * symtab.h (Sized_pluginobj): Declare.
12044 (Symbol::in_real_elf): New function.
12045 (Symbol::set_in_real_elf): New function.
12046 (Symbol::in_real_elf_): New field.
12047 (Symbol_table::add_from_pluginobj): New function.
12049 * testsuite/Makefile.am (AM_CFLAGS): New variable.
12050 (LIBDL): New variable.
12051 (LDADD): Add LIBDL.
12052 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
12053 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
12054 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
12055 (MOSTLYCLEANFILES): Likewise.
12056 * testsuite/Makefile.in: Regenerate.
12057 * testsuite/plugin_test.c: New file.
12058 * testsuite/plugin_test_1.sh: New file.
12059 * testsuite/plugin_test_2.sh: New file.
12061 2008-09-16 Ian Lance Taylor <iant@google.com>
12063 * target-reloc.h (relocate_section): Check whether a symbol is
12064 defined by the ABI before reporting an undefined symbol error.
12065 * target.h (Target::is_defined_by_abi): Make parameter const.
12066 (Target::do_is_defined_by_abi): Likewise.
12067 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
12068 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
12069 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
12070 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
12071 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
12072 * testsuite/Makefile.in: Rebuild.
12074 * fileread.cc (make_view): Add casts to avoid warning.
12076 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
12078 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
12079 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12081 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
12083 * options.h (General_options::output_is_executable): New.
12084 (General_options::output_is_pie): New.
12085 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
12086 for shared libraries.
12087 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12089 2008-09-11 Chris Demetriou <cgd@google.com>
12091 * options.h (origin): New -z option.
12092 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
12093 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
12096 2008-09-05 Cary Coutant <ccoutant@google.com>
12098 * fileread.cc (File_read::make_view): Add check for attempt to map
12099 beyond end of file.
12101 2008-09-05 Cary Coutant <ccoutant@google.com>
12103 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
12104 explicit instantiations.
12106 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
12109 * options.cc (General_options::finalize): Allow undefined symbols
12110 in shlibs if linking -shared.
12113 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
12114 symbols as not needing a dynsym entry.
12116 2008-08-20 Craig Silverstein <csilvers@google.com>
12118 * fileread.cc (File_read::open): Do not lock the file unless it
12119 was successfully opened.
12121 2008-08-14 Cary Coutant <ccoutant@google.com>
12123 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
12124 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
12125 * testsuite/tls_test.cc (struct int128): 128-bit struct
12126 for testing TLS relocs with non-zero addend.
12127 (v12): New TLS variable.
12129 (t_last): Add check for v12.
12130 * testsuite/tls_test.h (t12): New function.
12131 * testsuite/tls_test_main.cc (thread_routine): Call new test.
12133 2008-08-13 Ian Lance Taylor <iant@google.com>
12135 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
12136 set tls_segment_ or relro_segment_.
12137 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
12139 * output.h (Output_section::clear_is_relro): New function.
12140 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
12141 sections specially even when output_data_ is empty.
12142 (Output_segment::maximum_alignment): When first section is relro,
12143 only force alignment for PT_LOAD segments.
12144 * script.cc (script_data_segment_align): New function.
12145 (script_data_segment_relro_end): New function.
12146 * script-c.h (script_data_segment_align): Declare.
12147 (script_data_segment_relro_end): Declare.
12148 * script-sections.h (class Script_sections): Declare
12149 data_segment_align and data_segment_relro_end. Add fields
12150 segment_align_index_ and saw_relro_end_.
12151 * script-sections.cc (class Sections_element): Add set_is_relro
12152 virtual function. Add new bool* parameter to place_orphan_here.
12153 Add get_output_section virtual function.
12154 (class Output_section_definition): Add set_is_relro. Add new
12155 bool* parameter to place_orphan_here. Add get_output_section.
12156 Add is_relro_ field.
12157 (Output_section_definition::Output_section_definition): Initialize
12158 evaluated_address_, evaluated_load_address, evaluated_addralign_,
12159 and is_relro_ fields.
12160 (Output_section_definition::place_orphan_here): Add is_relro
12162 (Output_section_definition::set_section_addresses): Set relro for
12164 (Output_section_definition::alternate_constraint): Likewise.
12165 (class Orphan_output_section): Add new bool* parameter to
12166 place_orphan_here. Add get_output_section.
12167 (Orphan_output_section::place_orphan_here): Add is_relro
12169 (Script_sections::Script_sections): Initialize
12170 data_segment_align_index_ and saw_relro_end_.
12171 (Script_sections::data_segment_align): New function.
12172 (Script_sections::data_segment_relro_end): New function.
12173 (Script_sections::place_orphan): Set or clear is_relro.
12174 (Script_sections::set_section_addresses): Force alignment of first
12176 * yyscript.y (exp): Call script_data_segment_align and
12177 script_data_segment_relro_end.
12178 * testsuite/relro_script_test.t: New file.
12179 * testsuite/relro_test.cc (using_script): Declare.
12180 (t1, t2): Test using_script.
12181 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
12182 (relro_script_test_SOURCES): Define.
12183 (relro_script_test_DEPENDENCIES): Define.
12184 (relro_script_test_LDFLAGS): Define.
12185 (relro_script_test_LDADD): Define.
12186 (relro_script_test.so): New target.
12187 * testsuite/Makefile.in: Rebuild.
12189 2008-08-06 Cary Coutant <ccoutant@google.com>
12191 * archive.cc (Archive::total_archives, Archive::total_members)
12192 (Archive::total_members_loaded): New variables.
12193 (Archive::setup): Add parameter. Add option to preread
12195 (Archive::read_armap): Add counter.
12196 (Archive::get_file_and_offset): New function.
12197 (Archive::get_elf_object_for_member): New function.
12198 (Archive::read_all_symbols): New function.
12199 (Archive::read_symbols): New function.
12200 (Archive::add_symbols): Add counters.
12201 (Archive::include_all_members): Use armap to find members if it's
12203 (Archive::include_member): Skip reading symbols if already read.
12204 Factored code into Archive::get_file_and_offset and
12205 Archive::get_elf_object_for_member. Changed call to
12206 Mapfile::report_include_archive_member.
12207 (Archive::print_stats): New function.
12208 * archive.h: Declare Object and Read_symbols_data classes.
12209 (Archive::Archive): Add initializers for new members.
12210 (Archive::setup): Add parameter.
12211 (Archive::print_stats): New function.
12212 (Archive::total_archives, Archive::total_members)
12213 (Archive::total_members_loaded): New variables.
12214 (Archive::get_file_and_offset): New function.
12215 (Archive::get_elf_object_for_member): New function.
12216 (Archive::read_all_symbols): New function.
12217 (Archive::read_symbols): New function.
12218 (Archive::Archive_member): New class.
12219 (Archive::members_): New member.
12220 (Archive::num_members_): New member.
12221 * main.cc: Include archive.h.
12222 (main): Call Archive::print_stats.
12223 * mapfile.cc (Mapfile::report_include_archive_member): Delete
12224 archive parameter; member_name is now the fully-decorated name.
12225 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
12226 * options.h: (General_options): Add --preread-archive-symbols option.
12227 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
12230 2008-08-04 Ian Lance Taylor <iant@google.com>
12232 * symtab.h (Symbol::use_plt_offset): New function.
12233 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
12234 * powerpc.cc (Relocate::relocate): Likewise.
12235 * sparc.cc (Relocate::relocate): Likewise.
12236 * x86_64.cc (Relocate::relocate): Likewise.
12237 * testsuite/weak_plt.sh: New test.
12238 * testsuite/weak_plt_main.cc: New test.
12239 * testsuite/weak_plt_shared.cc: New test.
12240 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
12241 (check_PROGRAMS): Add weak_plt.
12242 (check_DATA): Add weak_plt_shared.so.
12243 (weak_plt_main_pic.o, weak_plt): New targets.
12244 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
12245 * testsuite/Makefile.in: Rebuild.
12247 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
12249 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
12250 * testsuite/Makefile.in: Rebuild.
12252 2008-08-04 Alan Modra <amodra@bigpond.net.au>
12254 * Makefile.am (POTFILES.in): Set LC_ALL=C.
12255 * Makefile.in: Regenerate.
12256 * po/POTFILES.in: Regenerate.
12258 2008-07-29 Ian Lance Taylor <iant@google.com>
12260 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
12261 symbols before other symbols.
12262 * testsuite/script_test_2.cc (test_addr): Declare.
12263 (test_addr_alias): Declare.
12264 (main): Check that test_addr and test_addr_alias have the right
12266 * testsuite/script_test_2.t: Define test_addr_alias and
12269 2008-07-24 Ian Lance Taylor <iant@google.com>
12272 * descriptors.cc: New file.
12273 * descriptors.h: New file.
12274 * gold-threads.h (class Hold_optional_lock): New class.
12275 * fileread.cc: Include "descriptors.h".
12276 (File_read::~File_read): Release descriptor rather than closing
12278 (File_read::open) [file]: Call open_descriptor rather than open.
12279 Set is_descriptor_opened_.
12280 (File_read::open) [memory]: Assert that descriptor is not open.
12281 (File_read::reopen_descriptor): New function.
12282 (File_read::release): Release descriptor.
12283 (File_read::do_read): Make non-const. Reopen descriptor.
12284 (File_read::read): Make non-const.
12285 (File_read::make_view): Reopen descriptor.
12286 (File_read::do_readv): Likewise.
12287 * fileread.h (class File_read): Add is_descriptor_opened_ field.
12288 Update declarations.
12289 * layout.cc: Include "descriptors.h".
12290 (Layout::create_build_id): Use open_descriptor rather than open.
12291 * output.cc: Include "descriptors.h".
12292 (Output_file::open): Use open_descriptor rather than open.
12293 * archive.cc (Archive::const_iterator): Change Archive to be
12295 (Archive::begin, Archive::end): Make non-const.
12296 (Archive::count_members): Likewise.
12297 * archive.h (class Archive): Update declarations.
12298 * object.h (Object::read): Make non-const.
12299 * Makefile.am (CCFILES): Add descriptors.cc.
12300 (HFILES): Add descriptors.h.
12301 * Makefile.in: Rebuild.
12304 * gold.h: Always include <clocale>. Add Solaris workarounds
12305 following code in binutils/sysdep.h.
12308 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
12309 this->eh_frame_hdr_ is NULL before using it.
12311 * dynobj.cc (Versions::Versions): Update comment.
12313 * dynobj.cc (Versions::Versions): If there is an soname, use it as
12314 the base version name.
12316 * stringpool.cc (Stringpool_template::add_with_length): Set key to
12317 array size plus one.
12318 (Stringpool_template::set_string_offsets): Subtract one from key
12319 before using it as an array index.
12320 (Stringpool_template::get_offset_with_length): Likewise.
12321 (Stringpool_template::write_to_buffer): Likewise.
12322 * stringpool.h (Stringpool_template::get_offset_from_key):
12325 2008-07-23 Ian Lance Taylor <iant@google.com>
12328 * object.h (Merged_symbol_value::value): Do our best to handle a
12332 * script.cc (Version_script_info::get_versions): Don't add empty
12333 version tag to return value.
12334 (Version_script_info::get_symbol_version_helper): Change return
12335 type to bool. Add pversion parameter. Change all callers.
12336 (script_register_vers_node): Don't require a non-NULL tag.
12337 * script.h (class Version_script_info): Update declarations.
12338 (Version_script_info::get_symbol_version): Change return type to
12339 bool. Add version parameter. Change all callers.
12340 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
12341 handling. Handle an empty version from a version script.
12342 (Symbol_table::define_special_symbol): Likewise.
12343 * testsuite/ver_test_10.script: New file.
12344 * testsuite/ver_test_10.sh: New file.
12345 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
12346 (check_DATA): Add ver_test_10.syms.
12347 (ver_test_10.syms, ver_test_10.so): New target.
12348 * testsuite/Makefile.in: Rebuild.
12350 2008-07-23 Simon Baldwin <simonb@google.com>
12352 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
12353 to zero for undefined symbols from dynamic libraries.
12355 2008-07-23 Ian Lance Taylor <iant@google.com>
12357 * symtab.cc (Symbol_table::resolve): Remove version parameter.
12358 Change all callers.
12359 * symtab.h (class Symbol_table): Update declaration.
12360 * testsuite/ver_test_9.cc: New file.
12361 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
12362 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
12363 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
12364 (ver_test_9.so, ver_test_9.o): New targets.
12365 * testsuite/Makefile.in: Rebuild.
12367 2008-07-22 Ian Lance Taylor <iant@google.com>
12369 * options.h (class General_options): Define --check-sections.
12370 * layout.cc (Layout::set_segment_offsets): Handle
12373 * options.h (class General_options): Define -n/--nmagic and
12375 * options.cc (General_options::finalize): For -n/--nmagic or
12376 -N/--omagic, set -static.
12377 * layout.cc (Layout::attach_allocated_section_to_segment): If
12378 -N/--omagic, don't put read-only and read-write sections in
12379 different segments.
12380 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
12381 finding a read-only segment.
12382 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
12383 don't set the minimum segment alignment to the common page size,
12384 and don't set the file offset to the address modulo the page size.
12385 * script-sections.cc (Script_sections::create_segments): If
12386 -n/--omagic, don't put read-only and read-write sections in
12387 different segments.
12389 * cref.cc: New file.
12390 * cref.h: New file.
12391 * options.h (class General_options): Add --print-symbol-counts.
12392 * main.cc (main): Issue defined symbol report if requested.
12393 * archive.cc (Archive::interpret_header): Make into a const member
12395 (Archive::add_symbols): Call Input_objects::archive_start and
12397 (Archive::const_iterator): Define new class.
12398 (Archive::begin, Archive::end): New functions.
12399 (Archive::include_all_members): Rewrite to use iterator.
12400 (Archive::count_members): New function.
12401 * archive.h (class Archive): Update declarations.
12402 (Archive::filename): New function.
12403 * object.cc: Include "cref.h".
12404 (Sized_relobj::Sized_relobj): Initialize defined_count_.
12405 (Sized_relobj::do_get_global_symbol_counts): New function.
12406 (Input_objects::add_object): Add object to cross-referencer.
12407 (Input_objects::archive_start): New function.
12408 (Input_objects::archive_stop): New function.
12409 (Input_objects::print_symbol_counts): New function.
12410 * object.h: Declare Cref and Archive.
12411 (Object::get_global_symbol_counts): New function.
12412 (Object::do_get_global_symbol_counts): New pure virtual function.
12413 (class Sized_relobj): Add defined_count_ field. Update
12415 (class Input_objects): Add cref_ field. Update constructor.
12416 Update declarations.
12417 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
12419 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
12421 (Sized_dynobj::do_get_global_symbol_counts): New function.
12422 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
12423 defined_count_. Update declarations. Define Symbols typedef.
12424 * symtab.cc (Symbol_table::add_from_relobj): Add defined
12425 parameter. Change all callers.
12426 (Symbol_table::add_from_dynobj): Add sympointers and defined
12427 parameters. Change all callers.
12428 * symtab.h (class Symbol_table): Update declarations.
12429 * Makefile.am (CCFILES): Add cref.cc.
12430 (HFILES): Add cref.h.
12431 * Makefile.in: Rebuild.
12433 2008-07-22 Simon Baldwin <simonb@google.com>
12435 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
12436 to zero when writing undefined symbols.
12438 2008-07-22 Ian Lance Taylor <iant@google.com>
12440 * output.cc (Output_section::add_input_section): Don't try to
12441 merge empty merge sections.
12443 2008-07-21 Craig Silverstein <csilvers@google.com>
12445 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12446 Include symbol version in error message.
12448 2008-07-20 Chris Demetriou <cgd@google.com>
12450 * configure.ac (gold_cv_c_random_seed): New configured variable.
12451 (RANDOM_SEED_CFLAGS): New substituted variable.
12452 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
12453 * configure: Rebuild.
12454 * Makefile.in: Likewise.
12455 * testsuite/Makefile.in: Likewise.
12457 2008-07-18 Ian Lance Taylor <iant@google.com>
12459 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
12460 where we see NAME/NULL and NAME/VERSION as separate symbols.
12461 * testsuite/ver_test_main.cc (main): Call t4.
12462 (t4, t4_2a): Define.
12463 * testsuite/ver_test_2.cc (t4_2): Define.
12464 * testsuite/ver_test_2.script: Put t4_2a in VER2.
12465 * testsuite/ver_test_4.cc (t4_2a): Define.
12466 * testsuite/ver_test_4.script: Put t4_2a in VER2.
12467 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
12469 2008-07-17 Ian Lance Taylor <iant@google.com>
12471 * dynobj.cc (Versions::add_def): If we give an error about a
12472 missing version, go ahead and create the version anyhow.
12474 2008-07-10 Ian Lance Taylor <iant@google.com>
12476 Handle output sections with more than 0x7fffffff bytes.
12477 * object.h (class Relobj): Change map_to_output_ to
12478 output_sections_, and just keep a section pointer. Change all
12479 uses. Move comdat group support to Sized_relobj.
12480 (Relobj::is_section_specially_mapped): Remove.
12481 (Relobj::output_section): Remove poff parameter. Change all
12483 (Relobj::output_section_offset): New function.
12484 (Relobj::set_section_offset): Rewrite.
12485 (Relobj::map_to_output): Remove.
12486 (Relobj::output_sections): New function.
12487 (Relobj::do_output_section_offset): New pure virtual function.
12488 (Relobj::do_set_section_offset): Likewise.
12489 (class Sized_relobj): Add section_offsets_ field. Add comdat
12490 group support from Relobj. Update declarations.
12491 (Sized_relobj::get_output_section_offset): New function.
12492 (Sized_relobj::do_output_section_offset): New function.
12493 (Sized_relobj::do_set_section_offset): New function.
12494 * object.cc (Relobj::output_section_address): Remove.
12495 (Sized_relobj::Sized_relobj): Initialize new fields.
12496 (Sized_relobj::include_section_group): Cast find_kept_object to
12498 (Sized_relobj::include_linkonce_section): Likewise.
12499 (Sized_relobj::do_layout): Use separate arrays for output section
12501 (Sized_relobj::do_count_local_symbols): Change map_to_output to
12503 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
12504 output_sections and section_offsets.
12505 (Sized_relobj::write_local_symbols): Likewise.
12506 (map_to_kept_section): Compute output address directly.
12507 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
12508 output_sections and section_offsets.
12509 (Sized_relobj::write_sections): Likewise.
12510 (Sized_relobj::relocate_sections): Likewise.
12511 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
12512 * output.h (class Output_reloc): Update declarations. Change
12513 u2_.relobj to Sized_relobj*.
12514 (class Output_data_reloc): Change add functions to use
12516 * output.cc (Output_reloc::Output_reloc): Change relobj to
12518 (Output_reloc::local_section_offset): Change return type to
12519 Elf_Addr. Use get_output_section_offset.
12520 (Output_reloc::get_address): Likewise.
12521 (Output_section::is_input_address_mapped): Don't call
12522 is_section_specially_mapped.
12523 (Output_section::output_offset): Likewise.
12524 (Output_section::output_address): Likewise.
12525 (Output_section::starting_output_address): Likewise.
12526 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
12527 parameter to Sized_relobj*.
12528 (Copy_relocs::need_copy_reloc): Likewise.
12529 (Copy_relocs::save): Likewise.
12530 * copy-relocs.h (class Copy_relocs): Update declarations.
12531 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
12532 Sized_relobj*. Change relobj_ field to Sized_relobj*.
12533 * target-reloc.h (relocate_for_relocatable): Change
12534 offset_in_output_section type to Elf_Addr. Change code that uses
12536 * layout.cc (Layout::layout): Always set *off.
12537 * mapfile.cc (Mapfile::print_input_section): Use
12538 output_section_offset.
12539 * i386.cc (Target_i386::copy_reloc): Change object parameter to
12541 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
12542 * sparc.cc (Target_sparc::copy_reloc): Likewise.
12543 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
12545 2008-07-03 Ian Lance Taylor <iant@google.com>
12547 * layout.cc (Layout::include_section): Do not discard unrecognized
12548 SHT_STRTAB sections.
12550 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
12552 * script.cc (Lex::can_continue_name): Make '?' allowable in
12553 version-script names.
12554 * testsuite/version_script.map: Change glob pattern to use '?'
12556 2008-06-30 Manish Singh <yosh@gimp.org>
12559 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
12562 2008-06-30 Ian Lance Taylor <iant@google.com>
12566 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
12567 versions]: Don't try to read the value in the contents, since we
12568 don't use it. Use the template endianness when writing.
12570 2008-06-25 Cary Coutant <ccoutant@google.com>
12572 * fileread.cc (File_read::make_view): Assert on zero-length view.
12573 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
12574 symbol table when there are no symbols to read.
12576 2008-06-23 Craig Silverstein <csilvers@google.com>
12578 * version.cc (version_string): Bump to 1.7
12580 2008-06-18 Craig Silverstein <csilvers@google.com>
12582 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
12583 constant 0xFFFF to type Valtype.
12584 (Powerpc_relocate_functions::rel16_ha): Likewise.
12586 2008-06-17 Ian Lance Taylor <iant@google.com>
12588 * output.h (Output_section::Input_section): Initialize p2align_ to
12589 zero for Output_section_data constructors.
12590 (Output_section::Input_section::addralign): If not an input
12591 section, return the alignment of the Output_section_data.
12592 * testsuite/copy_test.cc: New file.
12593 * testsuite/copy_test_1.cc: New file.
12594 * testsuite/copy_test_2.cc: New file.
12595 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
12596 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
12597 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
12598 (copy_test_1_pic.o, copy_test_1.so): New targets.
12599 (copy_test_2_pic.o, copy_test_2.so): New targets.
12600 * testsuite/Makefile.in: Rebuild.
12602 * script-sections.cc (Script_sections::place_orphan): Initialize
12603 local variable exact.
12605 2008-06-13 David Edelsohn <edelsohn@gnu.org>
12607 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
12609 2008-06-12 David Edelsohn <edelsohn@gnu.org>
12610 David S. Miller <davem@davemloft.net>
12612 * powerpc.cc: New file.
12613 * Makefile.am (TARGETSOURCES): Add powerpc.cc
12614 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
12615 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
12616 * Makefile.in: Rebuild.
12618 2008-06-09 Ian Lance Taylor <iant@google.com>
12620 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
12622 (throwing, orig_terminate): New static variables.
12623 (terminate_handler): New static function.
12624 (t2): Set terminate handler.
12626 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
12629 * binary.cc (Binary_to_elf::sized_convert): Fix .data
12632 2008-05-30 Cary Coutant <ccoutant@google.com>
12634 * archive.cc (Archive::include_all_members) Correct to step
12635 over symbol table and extended name table in thin archives.
12637 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
12640 * target-reloc.h (relocate_for_relocatable): Fix new_offset
12643 2008-05-28 Caleb Howe <cshowe@google.com>
12645 * reduced_debug_output.cc: New file.
12646 * reduced_debug_output.h: New file.
12647 * options.h (class General_options): Add --strip-debug-non-line.
12648 * options.cc (General_options::finalize): Add strip_debug_non_line
12649 to the strip heirarchy.
12650 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
12652 * layout.cc: Include "reduced_debug_output.h".
12653 (Layout::Layout): Initialize new fields.
12654 (line_only_debug_sections): New static array.
12655 (is_lines_only_debug_sections): New static inline function.
12656 (Layout::include_section): Handle --strip-debug-non-line.
12657 (Layout::make_output_section): If --strip-debug-non-line, build
12658 new output sections for .debug_abbrev and .debug_info.
12659 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
12660 gold. Warn about possible overflow.
12661 (read_signed_LEB_128): Likewise.
12662 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
12663 (read_signed_LEB_128): Declare.
12664 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
12665 (HFILES): Add reduced_debug_output.h.
12666 * Makefile.in: Rebuild.
12668 2008-05-21 Ian Lance Taylor <iant@google.com>
12670 * mapfile.cc: New file.
12671 * mapfile.h: New file.
12672 * options.h (class General_options): Add -M/--print-map and -Map.
12673 * options.cc (General_options::finalize): Make -M equivalent to
12675 * main.cc: Include <cstdio> and "mapfile.h".
12676 (main): Open mapfile if requested.
12677 * gold.cc (class Middle_runner): Add mapfile_ field. Update
12678 constructor. Change caller.
12679 (queue_initial_tasks): Add mapfile parameter. Change caller.
12680 (queue_middle_tasks): Likewise.
12681 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
12683 * archive.cc: Include "mapfile.h".
12684 (Archive::add_symbols): Add mapfile parameter. Change all
12685 callers. Pass mapfile, symbol, and reason to include_member.
12686 (Archive::include_all_members): Add mapfile parameter. Change all
12688 (Archive::include_member): Add mapfile, sym, and why parameters.
12689 Change all callers. Report inclusion to map file.
12690 * archive.h: Include "fileread.h".
12691 (class Archive): Update declarations.
12692 (Archive::file): New const method.
12693 (class Add_archive_symbols): Add mapfile_ field. Update
12694 constructor. Change all callers.
12695 * readsyms.h (class Read_symbols): Likewise.
12696 (class Finish_group): Likewise.
12697 (class Read_script): Likewise.
12698 * common.cc: Include "mapfile.h".
12699 (Symbol_table::allocate_commons): Add mapfile parameter. Change
12701 (Symbol_table::do_allocate_commons): Likewise.
12702 (Symbol_table::do_allocate_commons_list): Likewise. Report common
12703 symbol allocation to mapfile.
12704 * common.h (class Allocate_commons_task): Add mapfile_ field.
12705 Update constructor. Change all callers.
12706 * symtab.h (class Symbol_table): Update declarations.
12707 * layout.cc: Include "mapfile.h".
12708 (Layout_task_runner::run): Print information to mapfile.
12709 (Layout::create_gold_note): Change Output_data_fixed_space to
12710 Output_data_zero_fill.
12711 (Layout::create_build_id): Likewise.
12712 (Layout::print_to_mapfile): New function.
12713 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
12714 constructor. Change caller.
12715 (class Layout): Declare print_to_mapfile.
12716 * output.cc (Output_section::Input_section::print_to_mapfile): New
12718 (Output_section::add_input_section): If producing a map, always
12719 add to input_sections_ list.
12720 (Output_section::do_print_to_mapfile): New function.
12721 (Output_segment::print_sections_to_mapfile): New function.
12722 (Output_segment::print_section_list_to_mapfile): New function.
12723 * output.h: Include "mapfile.h".
12724 (Output_data::print_to_mapfile): New function.
12725 (Output_data::do_print_to_mapfile): New virtual function.
12726 (Output_segment_headers::do_print_to_mapfile): New function.
12727 (Output_file_header::do_print_to_mapfile): New function.
12728 (Output_data_const::do_print_to_mapfile): New function.
12729 (class Output_data_const_buffer): Add map_name_ field. Update
12730 constructor. Change all callers. Add do_print_to_mapfile
12732 (class Output_data_fixed_space): Likewise.
12733 (class Output_data_space): Likewise.
12734 (class Output_data_zero_fill): New class.
12735 (Output_data_strtab::do_print_to_mapfile): New function.
12736 (Output_data_reloc_base::do_print_to_mapfile): New function.
12737 (Output_relocatable_relocs::do_print_to_mapfile): New function.
12738 (Output_data_group::do_print_to_mapfile): New function.
12739 (Output_data_got::do_print_to_mapfile): New function.
12740 (Output_data_dynamic::do_print_to_mapfile): New function.
12741 (Output_symtab_xindex::do_print_to_mapfile): New function.
12742 (class Output_section): Declare do_print_to_mapflie. Declare
12743 print_to_mapfile in Input_section.
12744 (class Output_segment): Declare new functions.
12745 * object.h (Sized_relobj::symbol_count): New function.
12746 * script-sections.cc
12747 (Output_section_element_dot_assignment::set_section_addresses):
12748 Change Output_data_fixed_space to Output_data_zero_fill.
12749 (Output_data_expression::do_print_to_mapfile): New function.
12750 * script.cc (read_input_script): Add mapfile parameter. Change
12752 * script.h (read_input_script): Update declaration.
12753 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
12754 (Eh_frame::do_print_to_mapfile): New function.
12755 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
12756 (Output_merge_string::do_print_to_mapfile): New function.
12757 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
12759 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
12761 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
12763 * Makefile.am (CCFILES): Add mapfile.cc.
12764 (HFILES): Add mapfile.h.
12765 * Makefile.in: Rebuild.
12767 2008-05-19 Ian Lance Taylor <iant@google.com>
12769 * options.h (class General_options): Add -z relro.
12770 * layout.cc (Layout::Layout): Initialize relro_segment_.
12771 (Layout::add_output_section_data): Return the output section.
12772 (Layout::make_output_section): Rcognize relro sections and mark
12773 them appropriately.
12774 (Layout::attach_allocated_section_to_segment): Put relro sections
12775 in a PT_GNU_RELRO segment.
12776 (Layout::create_initial_dynamic_sections): Mark the .dynamic
12778 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12780 (Layout::linkonce_mapping): Map d.rel.ro.local to
12781 .data.rel.ro.local.
12782 (Layout::output_section_name): Us .data.rel.ro.local for any
12783 section which begins with that.
12784 * layout.h (class Layout): Update add_output_section_data
12785 declaration. Add relro_segment_ field.
12786 * output.cc (Output_section::Output_section): Initialize is_relro_
12787 and is_relro_local_ fields.
12788 (Output_segment::add_output_section): Group relro sections.
12789 (Output_segment::is_first_section_relro): New function.
12790 (Output_segment::maximum_alignment): If there is a relro section,
12791 align the segment to the common page size.
12792 (Output_segment::set_section_addresses): Track whether we are
12793 looking at relro sections. If the last section is a relro
12794 section, align to the common page size.
12795 (Output_segment::set_section_list_addresses): Add in_relro
12796 parameter. Change all callers. Align to the page size when
12797 moving from relro to non-relro section.
12798 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12800 * output.h (class Output_section): Add is_relro_ and
12801 is_relro_local_ fields.
12802 (Output_section::is_relro): New function.
12803 (Output_section::set_is_relro): New function.
12804 (Output_section::is_relro_local): New function.
12805 (Output_section::set_is_relro_local): New function.
12806 (class Output_segment): Update declarations.
12807 * i386.cc (Target_i386::got_section): Mark .got section as relro.
12808 * sparc.cc (Target_sparc::got_section): Likewise.
12809 * x86_64.cc (Target_x86_64::got_section): Likewise.
12810 * testsuite/relro_test_main.cc: New file.
12811 * testsuite/relro_test.cc: New file.
12812 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12813 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12814 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12815 (relro_test.so, relro_test_pic.o): New targets.
12816 * testsuite/Makefile.in: Rebuild.
12818 2008-05-16 Ian Lance Taylor <iant@google.com>
12820 * output.cc (Output_segment::add_output_section): Remove front
12822 * output.h (class Output_segment): Remove
12823 add_initial_output_section and overloaded add_output_section.
12824 Update declaration of remaining add_output_section.
12825 * layout.cc (Layout::create_interp): Call add_output_section
12826 rather than add_initial_output_section.
12827 (Layout::finish_dynamic_section): Likewise.
12829 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
12830 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
12831 know the dynamic type.
12832 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
12833 field. Initialize it in constructor.
12834 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
12835 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
12836 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
12839 * output.cc (Output_reloc::get_address): Change return type to
12841 * output.h (class Output_reloc): Update get_address declaration.
12842 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
12843 for section addresses.
12845 2008-05-09 Ian Lance Taylor <iant@google.com>
12848 * gold.cc (gold_nomem): Use return value of write.
12850 2008-05-08 Ian Lance Taylor <iant@google.com>
12852 * symtab.c (Symbol::init_base_output_data): Add version
12853 parameter. Change all callers.
12854 (Symbol::init_base_output_segment): Likewise.
12855 (Symbol::init_base_constant): Likewise.
12856 (Symbol::init_base_undefined): Likewise.
12857 (Sized_symbol::init_output_data): Likewise.
12858 (Sized_symbol::init_output_segment): Likewise.
12859 (Sized_symbol::init_constant): Likewise.
12860 (Sized_symbol::init_undefined): Likewise.
12861 (Symbol_table::do_define_in_output_data): If the new symbol has a
12862 version, mark it as the default.
12863 (Symbol_table::do_define_in_output_segment): Likewise.
12864 (Symbol_table::do_define_as_constant): Likewise.
12865 * symtab.h (class Symbol): Update declarations.
12866 (class Sized_symbol): Likewise.
12867 * resolve.cc (Symbol::override_version): New function.
12868 (Symbol::override_base): Call override_version.
12869 (Symbol::override_base_with_special): Likewise.
12870 * testsuite/ver_script_8.script: New file.
12871 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
12872 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
12873 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
12874 (ver_test_8_1.so, ver_test_8_2.so): New targets.
12876 2008-05-06 Ian Lance Taylor <iant@google.com>
12879 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
12881 (class General_options): Remove existing --undefined, and add
12882 --no-undefined instead. Add new --undefined as synonym for -u.
12883 * archive.cc (Archive::add_symbols): Check whether symbol was
12885 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
12886 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
12887 all uses. Add IS_UNDEFINED. Update declarations to split
12888 different versions of init_base. Declare init_base_undefined.
12889 (Symbol::is_defined): Handle IS_UNDEFINED.
12890 (Symbol::is_undefined): Likewise.
12891 (Symbol::is_weak_undefined): Call is_undefined.
12892 (Symbol::is_absolute): Handle IS_CONSTANT.
12893 (class Sized_symbol): Update declarations to split different
12894 versions of init. Declare init_undefined.
12895 (class Symbol_table): Declare new functions.
12896 * symtab.cc (Symbol::init_base_object): Rename from init_base.
12897 Change all callers.
12898 (Symbol::init_base_output_data): Likewise.
12899 (Symbol::init_base_output_segment): Likewise.
12900 (Symbol::init_base_constant): Likewise.
12901 (Symbol::init_base_undefined): New function.
12902 (Sized_symbol::init_object): Rename from init. Change all
12904 (Sized_symbol::init_output_data): Likewise.
12905 (Sized_symbol::init_output_segment): Likewise.
12906 (Sized_symbol::init_constant): Likewise.
12907 (Sized_symbol::init_undefined): New function.
12908 (Symbol_table::add_undefined_symbols_from_command_line): New
12910 (Symbol_table::do_add_undefined_symbols_from_command_line): New
12912 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
12913 (Symbol::output_section): Likewise.
12914 (Symbol::set_output_section): Likewise.
12915 (Symbol_table::sized_finalize_symbol): Likewise.
12916 (Symbol_table::sized_write_globals): Likewise.
12917 * resolve.cc (Symbol_table::should_override): Likewise.
12918 (Symbol::override_base_with_special): Likewise.
12920 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
12921 symbol, change it to have default visibility.
12922 * testsuite/protected_1.cc: New file.
12923 * testsuite/protected_2.cc: New file.
12924 * testsuite/protected_3.cc: New file.
12925 * testsuite/protected_main_1.cc: New file.
12926 * testsuite/protected_main_2.cc: New file.
12927 * testsuite/protected_main_3.cc: New file.
12928 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
12929 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
12930 (protected_1_LDFLAGS, protected_1_LDADD): Define.
12931 (protected_1.so): New target.
12932 (protected_1_pic.o, protected_2_pic.o): New targets.
12933 (protected_3_pic.o): New target.
12934 (check_PROGRAMS): Add protected_2.
12935 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
12936 (protected_2_LDFLAGS, protected_2_LDADD): Define.
12937 * testsuite/Makefile.in: Rebuild.
12939 * options.h (DEFINE_var): Add set_user_set_##varname__.
12940 (DEFINE_bool_alias): New macro.
12941 (class General_options): Define -Bstatic using DEFINE_bool_alias
12942 rather than DEFINE_special. Add --undefined as an alias for -z
12944 * options.cc (General_options::parse_Bstatic): Remove.
12946 * options.h (class General_options): Add --fatal-warnings.
12947 * main.cc (main): Implement --fatal-warnings.
12948 * errors.h (Errors::warning_count): New function.
12950 * options.h (class General_options): Add -Bsymbolic-functions.
12951 * symtab.h (Symbol::is_preemptible): Check for
12952 -Bsymbolic-functions.
12954 2008-05-05 Ian Lance Taylor <iant@google.com>
12956 * options.h (DEFINE_bool): For DASH_Z, create the negative option
12957 as noVARNAME rather than no-VARNAME.
12958 (class General_options): Add option -z combreloc.
12959 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
12961 (Output_reloc::sort_before) [SHT_REL]: New function.
12962 (Output_reloc::sort_before) [SHT_RELA]: New function.
12963 (class Output_data_reloc_base): Add sort_relocs_ field. Define
12964 Sort_relocs_comparison.
12965 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
12966 parameter. Change all callers.
12967 (Output_data_reloc::Output_data_reloc) [both versions]: Add
12968 sort_relocs parameter. Change all callers.
12969 * output.cc (Output_reloc::get_address): New function, broken out
12971 (Output_reloc::write_rel): Call it.
12972 (Output_reloc::compare): New function.
12973 (Output_data_reloc_base::do_write): Optionally sort relocs.
12975 * configure.ac: If targ_extra_obj is set, link it in.
12976 * configure.tgt: Initialize all variables.
12977 (x86_64*): Set targ_extra_obj and targ_extra_size.
12978 * configure: Rebuild.
12980 * object.cc (Sized_relobj::include_section_group): Adjust section
12981 indexes read from group data. Build vector to pass to
12983 * layout.cc (Layout::layout_group): Add flags and shndxes
12984 parameters. Remove contents parameter. Change caller. Update
12985 explicit instantiations.
12986 * layout.h (class Layout): Update layout_group declaration.
12987 * output.cc (Output_data_group::Output_data_group): Add flags and
12988 input_shndxes parameters. Remove contents parameter. Change
12990 (Output_data_group::do_write): Change input_sections_ to
12992 * output.h (class Output_data_group): Update constructor
12993 declaration. Rename input_sections_ to input_shndxes_.
12994 * testsuite/many_sections_test.cc: Add template.
12996 2008-04-30 Cary Coutant <ccoutant@google.com>
12998 * target-reloc.h (relocate_section): Fix dead-pointer bug.
13000 * layout.cc (Layout::include_section): Refactored check for debug
13002 (Layout::add_comdat): Add new parameters. Change type
13003 of signature parameter. Add object and shndx to signatures table.
13004 (Layout::find_kept_object): New function.
13005 * layout.h: Include <cstring>.
13006 (Layout::is_debug_info_section): New function.
13007 (Layout::add_comdat): Add new parameters.
13008 (Layout::find_kept_object): New function.
13009 (Layout::Kept_section): New struct.
13010 (Layout::Signatures): Change type of map range.
13011 * object.cc (Relobj::output_section_address): New function.
13012 (Sized_relobj::include_section_group): Add new parameters. Change
13013 calls to Layout::add_comdat. Change to build table of kept comdat
13014 groups and table mapping discarded sections to kept sections.
13015 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
13016 (Sized_relobj::do_layout): Change calls to include_section_group and
13017 include_linkonce_section.
13018 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
13019 value to zero when section is discarded.
13020 (Sized_relobj::map_to_kept_section): New function.
13021 * object.h (Relobj::output_section_address): New function.
13022 (Relobj::Comdat_group): New type.
13023 (Relobj::find_comdat_group): New function.
13024 (Relobj::Comdat_group_table): New type.
13025 (Relobj::Kept_comdat_section): New type.
13026 (Relobj::Kept_comdat_section_table): New type.
13027 (Relobj::add_comdat_group): New function.
13028 (Relobj::set_kept_comdat_section): New function.
13029 (Relobj::get_kept_comdat_section): New function.
13030 (Relobj::comdat_groups_): New field.
13031 (Relobj::kept_comdat_sections_): New field.
13032 (Symbol_value::input_value): Update comment.
13033 (Sized_relobj::map_to_kept_section) New function.
13034 (Sized_relobj::include_linkonce_section): Add new parameter.
13035 * target-reloc.h (Comdat_behavior): New type.
13036 (get_comdat_behavior): New function.
13037 (relocate_section): Add code to map a discarded section to the
13038 corresponding kept section when applying a relocation.
13040 2008-04-30 Craig Silverstein <csilvers@google.com>
13042 * dwarf_reader.cc (next_generation_count): New static var.
13043 (Addr2line_cache_entry): New struct.
13044 (addr2line_cache): New static var.
13045 (Dwarf_line_info::one_addr2line): Added caching.
13046 (Dwarf_line_info::clear_addr2line_cache): New function.
13047 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
13048 cache-size parameter.
13049 (Dwarf_line_info::one_addr2line_cache): New function.
13050 * symtab.cc (Symbol_table::detect_odr_violations): Pass
13051 new cache-size argument to one_addr2line(), and clear cache.
13053 2008-04-28 Cary Coutant <ccoutant@google.com>
13055 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
13056 R_386_PC8 relocations.
13058 2008-04-23 Ian Lance Taylor <iant@google.com>
13060 * object.cc (Sized_relobj::include_section_group): Check for
13061 invalid section group.
13063 * object.cc (make_elf_object): Correct test for 64-bit ELF file
13066 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
13067 than read for file header.
13068 * archive.cc (Archive::include_member): Likewise.
13070 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
13072 * aclocal.m4: Regenerate.
13073 * configure: Regenerate.
13075 2008-04-19 Ian Lance Taylor <iant@google.com>
13077 * version.cc (version_string): Bump to 1.6.
13079 * testsuite/Makefile.am (many_sections_r_test): New target.
13080 (many_sections_r_test_SOURCES): Remove.
13081 (many_sections_r_test_DEPENDENCIES): Remove.
13082 (many_sections_r_test_LDFLAGS): Remove.
13083 (many_sections_r_test_LDADD): Remove.
13085 * object.cc (Sized_relobj::do_add_symbols): Always pass
13086 local_symbol_count_ to add_from_relobj.
13088 * testsuite/Makefile.am (many_sections_check.h): Only check one in
13089 every thousand variables.
13090 * testsuite/Makefile.in: Rebuild.
13092 * object.cc (Xindex::initialize_symtab_xindex): New function.
13093 (Xindex::read_symtab_xindex): New function.
13094 (Xindex::sym_xindex_to_shndx): New function.
13095 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
13097 (Sized_relobj::do_initialize_xindex): New function.
13098 (Sized_relobj::do_read_symbols): Adjust section links.
13099 (Sized_relobj::symbol_section_and_value): Add is_ordinary
13100 parameter. Change all callers.
13101 (Sized_relobj::include_section_group): Adjust section links and
13102 symbol section indexes.
13103 (Sized_relobj::do_layout): Adjust section links.
13104 (Sized_relobj::do_count_local_symbols): Adjust section links and
13105 symbol section indexes.
13106 (Sized_relobj::do_finalize_local_symbols): Distinguish between
13107 ordinary and special symbols.
13108 (Sized_relobj::write_local_symbols): Add symtab_xindex and
13109 dynsym_xindex parameters. Change all callers. Adjust section
13110 links. Use SHN_XINDEX when needed.
13111 (Sized_relobj::get_symbol_location_info): Adjust section links.
13112 Don't get fooled by special symbols.
13113 * object.h (class Xindex): Define.
13114 (class Object): Add xindex_ parameter. Declare virtual functoin
13115 do_initialize_xindex.
13116 (Object::adjust_sym_shndx): New function.
13117 (Object::set_xindex): New protected function.
13118 (class Symbol_value): Add is_ordinary_shndx_ field.
13119 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
13120 (Symbol_value::value): Assert ordinary section.
13121 (Symbol_value::initialize_input_to_output_map): Likewise.
13122 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
13123 Change all callers.
13124 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
13126 (class Sized_relobj): Update declarations.
13127 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
13128 parameter. Change all callers.
13129 (Sized_relobj::adjust_shndx): New function.
13130 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
13132 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
13133 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
13134 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
13135 (Sized_dynobj::read_dynsym_section): Adjust section links.
13136 (Sized_dynobj::read_dynamic): Likewise.
13137 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
13139 (Sized_dynobj::do_initialize_xindex): New function.
13140 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
13141 do_initialize_xindex.
13142 (Sized_dynobj::adjust_shndx): New function.
13143 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
13144 dynsym_xindex_ fields.
13145 (Layout::finalize): Add a call to set_section_indexes before
13146 creating the symtab sections.
13147 (Layout::set_section_indexes): Don't do anything if the section
13148 already has a section index.
13149 (Layout::create_symtab_sections): Add shnum parameter. Change
13150 caller. Create .symtab_shndx section if needed.
13151 (Layout::create_shdrs): Add shstrtab_section parameter. Change
13153 (Layout::allocated_output_section_count): New function.
13154 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
13156 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
13157 fields. Update declarations.
13158 (Layout::symtab_xindex): New function.
13159 (Layout::dynsym_xindex): New function.
13160 (class Write_symbols_task): Add layout_ field.
13161 (Write_symbols_task::Write_symbols_task): Add layout parameter.
13163 * output.cc (Output_section_headers::Output_section_headers): Add
13164 shstrtab_section parameter. Change all callers.
13165 (Output_section_headers::do_sized_write): Store overflow values
13166 for section count and section string table section index in
13167 section header zero.
13168 (Output_file_header::do_sized_write): Check for overflow of
13169 section count and section string table section index.
13170 (Output_symtab_xindex::do_write): New function.
13171 (Output_symtab_xindex::endian_do_write): New function.
13172 * output.h (class Output_section_headers): Add shstrtab_section_.
13173 Update declarations.
13174 (class Output_symtab_xindex): Define.
13175 (Output_section::has_out_shndx): New function.
13176 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
13178 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
13179 Change all callers.
13180 (Sized_symbol::init): Likewise.
13181 (Symbol::output_section): Check for ordinary symbol.
13182 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
13183 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
13185 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
13186 Change all callers. Simplify handling of symbols from sections
13187 not included in the link.
13188 (Symbol_table::add_from_dynobj): Handle ordinary symbol
13190 (Weak_alias_sorter::operator()): Assert that symbols are
13192 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
13194 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
13195 parameters. Change all callers.
13196 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
13197 symbol distinction. Use SHN_XINDEX when needed.
13198 (Symbol_table::write_section_symbol): Add symtab_xindex
13199 parameter. Change all callers.
13200 (Symbol_table::sized_write_section_symbol): Likewise. Use
13201 SHN_XINDEX when needed.
13202 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
13204 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
13205 (Symbol::is_defined): Check is_ordinary.
13206 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
13207 (Symbol::is_absolute, Symbol::is_common): Likewise.
13208 (class Sized_symbol): Update declarations.
13209 (class Symbol_table): Update declarations.
13210 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
13211 parameters. Change all callers.
13212 (Sized_symbol::override): Likewise.
13213 (Symbol_table::override): Likewise.
13214 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
13215 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
13216 is_ordinary, and orig_st_shndx parameters. Change all callers.
13217 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
13218 to be in an ordinary section.
13219 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
13220 object and is_ordinary parameters. Change all callers.
13221 (Sized_dwarf_line_info::read_relocs): Add object parameter.
13222 Change all callers. Don't add undefined or non-ordinary symbols
13224 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
13225 Change all callers.
13226 * dwarf_reader.h (class Sized_dwarf_line_info): Update
13228 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
13229 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
13230 (Sized_relobj::relocate_sections): Likewise.
13231 * target-reloc.h (scan_relocs): Adjust section symbol index.
13232 (scan_relocatable_relocs): Likewise.
13233 * i386.cc (Scan::local): Check for ordinary symbols.
13234 * sparc.cc (Scan::local): Likewise.
13235 * x86_64.cc (Scan::local): Likewise.
13236 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
13237 to symbol_section_and_value.
13238 * testsuite/many_sections_test.cc: New file.
13239 * testsuite/Makefile.am (BUILT_SOURCES): Define.
13240 (check_PROGRAMS): Add many_sections_test.
13241 (many_sections_test_SOURCES): Define.
13242 (many_sections_test_DEPENDENCIES): Define.
13243 (many_sections_test_LDFLAGS): Define.
13244 (BUILT_SOURCES): Add many_sections_define.h.
13245 (many_sections_define.h): New target.
13246 (BUILT_SOURCES): Add many_sections_check.h.
13247 (many_sections_check.h): New target.
13248 (check_PROGRAMS): Add many_sections_r_test.
13249 (many_sections_r_test_SOURCES): Define.
13250 (many_sections_r_test_DEPENDENCIES): Define.
13251 (many_sections_r_test_LDFLAGS): Define.
13252 (many_sections_r_test_LDADD): Define.
13253 (many_sections_r_test.o): New target.
13254 * testsuite/Makefile.in: Rebuild.
13256 2008-04-17 Cary Coutant <ccoutant@google.com>
13258 * errors.cc (Errors::info): New function.
13259 (gold_info): New function.
13260 * errors.h (Errors::info): New function.
13261 * gold.h (gold_info): New function.
13262 * object.cc (Input_objects::add_object): Print trace output.
13263 * options.cc (options::parse_set): New function.
13264 (General_options::parse_wrap): Deleted.
13265 (General_options::General_options): Deleted initializer.
13266 * options.h (options::String_set): New typedef.
13267 (options::parse_set): New function.
13268 (DEFINE_set): New macro.
13269 (General_options::wrap): Changed to use DEFINE_set. Changed
13270 callers of any_wrap_symbols and is_wrap_symbol.
13271 (General_options::trace, General_options::trace_symbol):
13273 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
13274 (General_options::wrap_symbols_): Deleted.
13275 * symtab.cc (Symbol_table::add_from_object): Print trace output.
13277 2008-04-17 David S. Miller <davem@davemloft.net>
13279 * options.cc (General_options::parse_V): New function.
13280 * options.h: Add entries for -V and -Qy.
13282 2008-04-17 Ian Lance Taylor <iant@google.com>
13284 * common.cc (Symbol_table::allocate_commons): Remove options
13285 parameter. Change caller.
13286 (Symbol_table::do_allocate_commons): Remove options parameter.
13287 Change caller. Just call do_allocate_commons_list twice.
13288 (Symbol_table::do_allocate_commons_list): New function, broken out
13289 of do_allocate_commons.
13290 * common.h (class Allocate_commons_task): Remove options_ field.
13291 Update constructor.
13292 * symtab.cc (Symbol_table::Symbol_table): Initialize
13294 (Symbol_table::add_from_object): Put TLS common symbols on
13296 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
13297 which are IN_OUTPUT_DATA.
13298 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
13299 allocate_commons and do_allocate_commons declarations. Declare
13300 do_allocate_commons_list.
13301 * gold.cc (queue_middle_tasks): Update creation of
13302 Allocate_commons_task to not pass options.
13303 * testsuite/Makefile.am (INCLUDES): Add -I.. .
13304 (TLS_TEST_C_FLAGS): New variable.
13305 (tls_test_c_pic.o): New target.
13306 (tls_test_shared.so): Link in tls_test_c_pic.o.
13307 (tls_test_c_pic_ie.o): New target.
13308 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
13309 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
13310 (tls_test_c.o): New target.
13311 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
13312 (tls_pic_test_LDADD): Likewise.
13313 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
13314 (tls_shared_gd_to_ie_test_LDADD): Likewise.
13315 (tls_test_c_gnu2.o): New target.
13316 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
13318 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
13319 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
13320 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
13321 * testsuite/tls_test.cc: Include "config.h".
13322 (t_last): Call t11_last.
13323 * testsuite/tls_test.h (t11, t11_last): Declare.
13324 * testsuite/tls_test_c.c: New file.
13325 * testsuite/tls_test_main.cc (thread_routine): Call t11.
13326 * configure.ac: Check for OpenMP support.
13327 * configure, config.in, Makefile.in: Rebuild.
13328 * testsuite/Makefile.in: Rebuild.
13330 2008-04-16 Cary Coutant <ccoutant@google.com>
13332 * i386.cc (Target_i386::define_tls_base_symbol): New function.
13333 (Target_i386::tls_base_symbol_defined_): New field.
13334 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13335 (Target_i386::Scan::global): Likewise.
13336 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
13337 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
13338 (Target_x86_64::tls_base_symbol_defined_): New field.
13339 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13340 (Target_x86_64::Scan::global): Likewise.
13342 2008-04-16 Cary Coutant <ccoutant@google.com>
13344 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
13345 (Symbol::needs_plt_entry): Allow weak undefined symbols.
13346 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
13347 building shared libraries.
13348 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
13349 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
13350 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
13351 * testsuite/Makefile.in: Rebuild.
13352 * testsuite/weak_undef.h: New file.
13353 * testsuite/weak_undef_file1.cc: Add extra test cases.
13354 * testsuite/weak_undef_file2.cc: Likewise.
13355 * testsuite/weak_undef_test.cc: Likewise.
13357 2008-04-16 David S. Miller <davem@davemloft.net>
13359 * sparc.cc (Target_sparc::Scan): Change from struct to class.
13360 Add issued_non_pic_error_ field. Declare check_non_pic.
13361 (Target_sparc::Scan::check_non_pic): New function.
13362 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
13363 (Target_sparc::Scan::global): Likewise.
13365 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
13366 * configure: Rebuild.
13368 * options.h (DEFINE_enable): New macro.
13369 (new_dtags): New enable option.
13370 (initfirst, interpose, loadfltr, nodefaultlib,
13371 nodelete, nodlopen, nodump): New -z options.
13372 * layout.cc (Layout:finish_dynamic_section): If new
13373 dtags enabled, emit DT_RUNPATH. Also, emit a
13374 DT_FLAGS_1 containing any specified -z flags.
13376 2008-04-16 Ian Lance Taylor <iant@google.com>
13378 * copy-relocs.cc: New file.
13379 * copy-relocs.h: New file.
13380 * reloc.cc: Remove Copy_relocs code.
13381 * reloc.h: Likewise.
13382 * reloc-types.h (struct Reloc_types) [both versions]: Add
13383 get_reloc_addend_noerror.
13384 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
13385 variants of add_global which take an addend which must be zero.
13386 * i386.cc: Include "copy-relocs.h".
13387 (class Target_i386): Change type of copy_relocs_ to variable,
13388 update initializer.
13389 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
13390 Change all callers.
13391 (Target_i386::do_finalize_sections): Change handling of
13393 * sparc.cc: Include "copy-relocs.h".
13394 (class Target_sparc): Change type of copy_relocs_ to variable,
13395 update initializer.
13396 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
13397 Change all callers.
13398 (Target_sparc::do_finalize_sections): Change handling of
13400 * x86_64.cc: Include "copy-relocs.h".
13401 (class Target_x86_64): Change type of copy_relocs_ to variable,
13402 update initializer.
13403 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
13404 class. Change all callers.
13405 (Target_x86_64::do_finalize_sections): Change handling of
13407 * Makefile.am (CCFILES): Add copy-relocs.cc.
13408 (HFILES): Add copy-relocs.h.
13410 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
13412 * testsuite/script_test_4.sh: Permit leading zeroes.
13414 2008-04-15 Ian Lance Taylor <iant@google.com>
13416 * script-sections.cc (Script_sections::create_segments): Use
13417 header_size_adjustment even when there is enough room for the
13419 * testsuite/script_test_4.sh: New file.
13420 * testsuite/script_test_4.t: New file.
13421 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
13422 (check_DATA): Add script_test_4.stdout.
13423 (MOSTLYCLEANFILES): Likewise.
13424 (script_test_4): New target.
13425 (script_test_4.stdout): New target.
13426 * testsuite/Makefile.in: Rebuild.
13428 * sparc.cc: Add definitions for Output_data_plt_sparc class
13431 2008-04-14 David S. Miller <davem@davemloft.net>
13433 * sparc.cc: New file.
13434 * Makefile.am (TARGETSOURCES): Add sparc.cc
13435 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
13436 * configure.tgt: Document targ_extra_size and
13437 targ_extra_big_endian. Add entries for sparc-* and
13439 * configure.ac: Handle targ_extra_size and
13440 targ_extra_big_endian.
13441 * Makefile.in: Rebuild.
13442 * configure: Likewise.
13443 * po/POTFILES.in: Likewise.
13444 * po/gold.pot: Likewise.
13446 2008-04-14 Ian Lance Taylor <iant@google.com>
13448 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
13449 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
13450 in the name/type/flags to section mapping. Don't call
13451 allocate_output_section.
13452 (Layout::choose_output_section): Change parameter from adjust_name
13453 to is_input_section. Don't permit input sections after sections
13454 are attached to segments. Don't call allocate_output_section.
13455 (Layout::layout_eh_frame): Call update_flags_for_input_section,
13456 not write_enable_output_section.
13457 (Layout::make_output_section): Don't push to
13458 unattached_section_list_ nor call attach_to_segment. Call
13459 attach_section_to_segment if sections are attached.
13460 (Layout::attach_sections_to_segments): New function.
13461 (Layout::attach_section_to_segment): New function.
13462 (Layout::attach_allocated_section_to_segment): Rename from
13463 attach_to_segment. Remove flags parameter.
13464 (Layout::allocate_output_section): Remove function.
13465 (Layout::write_enable_output_section): Remove function.
13466 * layout.h (class Layout): Update for above changes. Add new
13467 field sections_are_attached_.
13468 * output.h (Output_section::update_flags_for_input_section): New
13470 * output.cc (Output_section::add_input_section): Call
13471 update_flags_for_input_section.
13472 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
13474 2008-04-11 Cary Coutant <ccoutant@google.com>
13476 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
13477 thought unnecessary.
13478 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
13480 2008-04-11 Ian Lance Taylor <iant@google.com>
13482 * output.h (class Output_section_data): Remove inline definition
13484 * output.cc (Output_section_data::set_addralign): New function.
13486 2008-04-11 Cary Coutant <ccoutant@google.com>
13488 Add support for TLS descriptors for i386 and x86_64.
13489 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
13490 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
13491 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
13493 (Target_i386::got_mod_index_entry): Remove unnecessary code.
13494 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
13495 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
13497 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
13498 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
13499 Fix problem with initial-exec relocations.
13500 (Target_i386::Relocate::relocate_tls): Likewise.
13501 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
13503 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
13504 support for section-plus-offset dynamic table entries.
13505 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
13506 (Output_data_dynamic::Dynamic_entry): Add support for
13507 section-plus-offset dynamic table entries.
13508 (Output_data_dynamic::Classification): Likewise.
13509 (Output_data_dynamic::classification_): Renamed offset_.
13510 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
13511 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
13512 (Target_x86_64::make_plt_section): New function.
13513 (Target_x86_64::reserve_tlsdesc_entries): New function.
13514 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
13515 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
13516 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
13517 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
13518 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
13519 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
13520 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
13521 add extra PLT entry for TLS descriptors.
13522 (Output_data_plt_x86_64::got_): New field.
13523 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
13524 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
13526 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
13528 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
13529 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
13530 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
13531 R_386_TLS_DESC_CALL relocations.
13532 (Target_x86_64::Scan::global): Likewise.
13533 (Target_x86_64::do_finalize_sections): Add dynamic table entries
13534 for TLS descriptors.
13535 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
13536 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
13537 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
13538 GD-to-IE relaxation.
13539 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
13540 and TLS_DESCRIPTORS.
13541 * Makefile.in: Rebuild.
13542 * configure: Rebuild.
13543 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
13544 (tls_test_shared2.so): New target.
13545 (tls_shared_gd_to_ie_test_SOURCES): New variable.
13546 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
13547 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
13548 (tls_shared_gd_to_ie_test_LDADD): New variable.
13549 (tls_shared_gnu2_gd_to_ie_test): New target.
13550 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
13552 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
13553 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
13554 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
13555 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
13556 (tls_shared_gnu2_test): New target.
13557 (tls_test_gnu2_shared.so): New target.
13558 (tls_shared_gnu2_test_SOURCES): New variable.
13559 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
13560 (tls_shared_gnu2_test_LDFLAGS): New variable.
13561 (tls_shared_gnu2_test_LDADD): New variable.
13562 * testsuite/Makefile.in: Rebuild.
13563 * testsuite/Makefile.
13565 2008-04-11 Ian Lance Taylor <iant@google.com>
13567 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
13569 * testsuite/Makefile.in: Rebuild.
13571 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
13573 * testsuite/script_test_2.cc (main): Adjust test.
13575 2008-04-11 David S. Miller <davem@davemloft.net>
13576 Ian Lance Taylor <iant@google.com>
13578 * options.h (General_options): Add entries for '-Y' and
13580 * options.cc (General_options:finalize): If -Y was used, add those
13581 entries to the library path instead of the default "/lib" and
13584 2008-04-11 David S. Miller <davem@davemloft.net>
13586 * testsuite/justsyms.t: Start at 0x100.
13587 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
13588 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
13590 * testsuite/script_test_2.cc: Adjust string and section length
13593 2008-04-09 Ian Lance Taylor <iant@google.com>
13596 * script-sections.cc (Sections_element::allocate_to_segment): Add
13598 (Output_section_definition::allocate_to_segment): Likewise.
13599 (Orphan_output_section::allocate_to_segment): Likewise.
13600 (Script_sections::attach_sections_using_phdrs_clause): Don't
13601 propagate non-PT_LOAD segments to orphan sections.
13602 * testsuite/Makefile.am (script_test_3.stdout): Generate using
13603 readelf rather than objdump.
13604 * testsuite/script_test_3.sh: Adjust accordingly. Test that
13605 .interp section and PT_INTERP segment are the same size.
13606 * testsuite/Makefile.in: Rebuild.
13608 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
13609 aliases for symbols defined in the same object.
13610 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
13611 (weak_alias_test_SOURCES): New variable.
13612 (weak_alias_test_DEPENDENCIES): New variable.
13613 (weak_alias_test_LDFLAGS): New variable.
13614 (weak_alias_test_LDADD): New variable.
13615 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
13616 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
13617 (weak_alias_test_3.o): New target.
13618 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
13619 * testsuite/weak_alias_test_main.cc: New file.
13620 * testsuite/weak_alias_test_1.cc: New file.
13621 * testsuite/weak_alias_test_2.cc: New file.
13622 * testsuite/weak_alias_test_3.cc: New file.
13624 2008-04-08 Ian Lance Taylor <iant@google.com>
13626 * options.h (class General_options): Add --noinhibit-exec option.
13627 * main.cc (main): Check --noinhibit-exec.
13629 * options.h (class General_options): Define --wrap as a special
13630 option. Add wrap_symbols_ field.
13631 (General_options::any_wrap_symbols): New function.
13632 (General_options::is_wrap_symbol): New function.
13633 * options.cc (General_options::parse_wrap): New function.
13634 (General_options::General_options): Initialize wrap_symbols_.
13635 * symtab.cc (Symbol_table::wrap_symbol): New function.
13636 (Symbol_table::add_from_object): Handle --wrap.
13637 * symtab.h (class Symbol_table): Declare wrap_symbol.
13638 * target.h (Target::wrap_char): New function.
13639 (Target::Target_info): Add wrap_char field.
13640 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
13641 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13642 * testsuite/testfile.cc (Target_test::test_target_info):
13645 * errors.cc (Errors::undefined_symbol): Mention symbol version if
13648 * layout.h (class Layout): Add added_eh_frame_data_ field.
13649 * layout.cc (Layout::Layout): Initialize new field.
13650 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
13651 output section until we find a section we merged successfully.
13652 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
13653 that the size be non-zero.
13655 * merge.cc (Object_merge_map::get_output_offset): Remove inline
13658 2008-04-08 Craig Silverstein <csilvers@google.com>
13660 * configure.ac: Export new conditional variable HAVE_ZLIB.
13661 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
13663 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
13664 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13666 2008-04-07 Ian Lance Taylor <iant@google.com>
13668 * version.cc (version_string): Set to "1.5".
13670 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
13671 Add issued_non_pic_error_ field. Declare check_non_pic.
13672 (Target_x86_64::Scan::check_non_pic): New function.
13673 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
13674 (Target_x86_64::Scan::global): Likewise.
13676 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
13677 addend parameter. Change caller. Handle merge sections.
13678 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
13679 Address to Addend. Don't add in the result of
13680 local_section_offset, pass down the addend and use the returned
13682 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
13683 Update declarations of local_section_offset and symbol_value.
13684 * testsuite/two_file_test_1.cc (t18): New function.
13685 * testsuite/two_file_test_2.cc (f18): New function.
13686 * testsuite/two_file_test_main.cc (main): Call t18.
13687 * testsuite/two_file_test.h (t18, f18): Declare.
13689 * configure.ac: Don't test for objdump, c++filt, or readelf.
13690 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
13692 (TEST_READELF): New variable.
13693 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
13694 (check_PROGRAMS): Add two_file_strip_test.
13695 (two_file_strip_test): New target.
13696 (check_PROGRAMS): Add two_file_same_shared_strip_test.
13697 (two_file_same_shared_strip_test_SOURCES): New variable.
13698 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
13699 (two_file_same_shared_strip_test_LDFLAGS): New variable.
13700 (two_file_same_shared_strip_test_LDADD): New variable.
13701 (two_file_shared_strip.so): New target.
13702 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
13703 (ver_test_5.syms, ver_test_7.syms): Likewise.
13704 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
13705 (strip_test_3.stdout): Use TEST_OBJDUMP.
13706 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13708 2008-04-04 Cary Coutant <ccoutant@google.com>
13710 * symtab.h (Symbol::is_weak_undefined): New function.
13711 (Symbol::is_strong_undefined): New function.
13712 (Symbol::is_absolute): New function.
13713 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
13714 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
13716 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
13717 (weak_undef_test): New target.
13718 * testsuite/Makefile.in: Rebuild.
13719 * testsuite/weak_undef_file1.cc: New file.
13720 * testsuite/weak_undef_file2.cc: New file.
13721 * testsuite/weak_undef_test.cc: New file.
13723 2008-04-03 Craig Silverstein <csilvers@google.com>
13725 * compressed_output.h (class Output_compressed_section): Use
13727 * compressed_output.cc (zlib_compress): Use unsigned buffers,
13729 (zlib_compressed_suffix): Removed.
13730 (Output_compressed_section::set_final_data_size): Use unsigned
13732 * testsuite/Makefile.am (flagstest_compress_debug_sections):
13733 Fix linker invocation.
13734 (flagstest_o_specialfile_and_compress_debug_sections):
13736 * testsuite/Makefile.in: Regenerated.
13738 2008-04-02 David S. Miller <davem@davemloft.net>
13740 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
13741 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
13743 2008-04-02 Craig Silverstein <csilvers@google.com>
13747 2008-04-02 Ian Lance Taylor <iant@google.com>
13749 * fileread.cc (File_read::find_view): Add byteshift and vshifted
13750 parameters. Update for new key type to views_. Change all
13752 (File_read::read): Adjust for byteshift in returned view.
13753 (File_read::add_view): New function, broken out of
13754 find_and_make_view.
13755 (File_read::make_view): New function, broken out of
13756 find_and_make_view.
13757 (File_read::find_or_make_view): Add offset and aligned
13758 parameters. Rewrite accordingly. Change all callers.
13759 (File_read::get_view): Add offset and aligned parameters. Adjust
13760 for byteshift in return value.
13761 (File_read::get_lasting_view): Likewise.
13762 * fileread.h (class File_read): Update declarations.
13763 (class File_read::View): Add byteshift_ field. Add byteshift to
13764 constructor. Add byteshift method.
13765 * archive.h (Archive::clear_uncached_views): New function.
13766 (Archive::get_view): Add aligned parameter. Change all callers.
13767 * object.h (Object::get_view): Add aligned parameter. Change all
13769 (Object::get_lasting_view): Likewise.
13771 * fileread.cc (File_read::release): Don't call clear_views if
13772 there are multiple objects.
13773 * fileread.h (File_read::clear_uncached_views): New function.
13774 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
13777 2008-03-31 Cary Coutant <ccoutant@google.com>
13779 Add thin archive support.
13780 * archive.cc (Archive::armagt): New const.
13781 (Archive::setup): Remove task parameter and calls to unlock.
13782 (Archive::unlock_nested_archives): New function.
13783 (Archive::read_header): Add nested_off parameter. Change
13785 (Archive::interpret_header): Likewise.
13786 (Archive::include_all_members): Change to handle thin
13788 (Archive::include_member): Likewise.
13789 * archive.h (Archive::Archive): Add new parameters and
13791 (Archive::armagt): New const.
13792 (Archive::setup): Remove task parameter.
13793 (Archive::unlock_nested_archives): New function.
13794 (Archive::read_header): Add nested_off parameter.
13795 (Archive::interpret_header): Likewise.
13796 (Archive::Nested_archive_table): New typedef.
13797 (Archive::is_thin_archive_): New field.
13798 (Archive::nested_archives_): New field.
13799 (Archive::options_): New field.
13800 (Archive::dirpath_): New field.
13801 (Archive::task_): New field.
13802 * readsyms.cc (Read_symbols::do_read_symbols): Add check
13803 for thin archives. Pass additional parameters to
13804 Archive::Archive. Unlock the archive file after calling
13807 2008-03-29 Ian Lance Taylor <iant@google.com>
13809 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13810 version symbol to be local.
13811 * testsuite/ver_test_4.sh: New file.
13812 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13813 (check_DATA): Add ver_test_4.syms.
13814 (ver_test_4.syms): New target.
13815 * testsuite/Makefile.in: Rebuild.
13818 (Output_section::Input_section_sort_entry::has_priority): New
13820 (Output_section::Input_section_sort_entry::match_file_name): New
13822 (Output_section::Input_section_sort_entry::match_section_name):
13824 (Output_section::Input_section_sort_entry::match_section_name_prefix):
13826 (Output_section::Input_section_sort_entry::match_section_file):
13828 (Output_section::Input_section_sort_compare::operator()): Rewrite
13829 using new Input_section_sort_entry functions. Sort crtbegin and
13830 crtend first. Sort sections with no priority before sections with
13832 * testsuite/initpri1.c (d3): Check j != 4.
13833 (cd5): New constructor/destructor function.
13834 (main): Check j != 2.
13836 * symtab.cc (Symbol_table::add_from_object): If we don't use the
13837 new symbol when resolving, don't call set_is_default.
13838 * testsuite/ver_test_7.cc: New file.
13839 * testsuite/ver_test_7.sh: New file.
13840 * testsuite/Makefile.am (ver_test_7.so): New target.
13841 (ver_test_7.o): New target.
13842 (check_SCRIPTS): Add ver_test_7.sh.
13843 (check_DATA): Add ver_test_7.syms.
13844 (ver_test_7.syms): New target.
13846 2008-03-28 Ian Lance Taylor <iant@google.com>
13848 * layout.cc (Layout::layout): If we see an input section with a
13849 name that needs sorting, set the must_sort flag for the output
13851 (Layout::make_output_section): If the name of the output section
13852 indicates that it might require sorting, set the may_sort flag.
13853 * output.h (Output_section::may_sort_attached_input_sections): New
13855 (Output_section::set_may_sort_attached_input_sections): New
13857 (Output_section::must_sort_attached_input_sections): New
13859 (Output_section::set_must_sort_attached_input_sections): New
13861 (class Output_section): Declare Input_section_sort_entry. Define
13862 Input_section_sort_compare. Declare
13863 sort_attached_input_sections. Add new fields:
13864 may_sort_attached_input_sections_,
13865 must_sort_attached_input_sections_,
13866 attached_input_sections_are_sorted_.
13867 * output.cc (Output_section::Output_section): Initialize new
13869 (Output_section::add_input_section): Add an entry to
13870 input_sections_ if may_sort or must_sort are true.
13871 (Output_section::set_final_data_size): Call
13872 sort_attached_input_sections if necessary.
13873 (Output_section::Input_section_sort_entry): Define new class.
13874 (Output_section::Input_section_sort_compare::operator()): New
13876 (Output_section::sort_attached_input_sections): New function.
13877 * configure.ac: Check whether the compiler supports constructor
13878 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
13879 * testsuite/initpri1.c: New file.
13880 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
13881 CONSTRUCTOR_PRIORITY.
13882 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
13883 (initpri1_LDFLAGS): New variable.
13884 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13886 2008-03-27 Ian Lance Taylor <iant@google.com>
13888 * common.cc (Sort_commons::operator): Correct sorting algorithm.
13889 * testsuite/common_test_1.c: New file.
13890 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
13891 (common_test_1_SOURCES): New variable.
13892 (common_test_1_DEPENDENCIES): New variable.
13893 (common_test_1_LDFLAGS): New variable.
13895 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
13896 and commons_ correctly when NAME/VERSION does not override
13898 * testsuite/ver_test_6.c: New file.
13899 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
13900 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
13901 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
13903 2008-03-26 Ian Lance Taylor <iant@google.com>
13905 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
13906 of an undefined symbol from a version script.
13907 * testsuite/Makefile.am (ver_test_5.so): New target.
13908 (ver_test_5.o): New target.
13909 (check_SCRIPTS): Add ver_test_5.sh.
13910 (check_DATA): Add ver_test_5.syms.
13911 (ver_test_5.syms): New target.
13912 * testsuite/ver_test_5.cc: New file.
13913 * testsuite/ver_test_5.script: New file.
13914 * testsuite/ver_test_5.sh: New file.
13915 * Makefile.in, testsuite/Makefile.in: Rebuild.
13918 Fix problems building gold with gcc 4.3.0.
13919 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
13920 (gold_error_at_location, gold_warning_at_location): Use it.
13921 * configure.ac: Check whether we can compile and use a template
13922 function with a printf attribute.
13923 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
13924 when jumping over bytes.
13925 * object.cc: Instantiate Object::read_section_data.
13926 * debug.h: Include <cstring>
13927 * dwarf_reader.cc: Include <algorithm>
13928 * main.cc: Include <cstring>.
13929 * options.cc: Include <cstring>.
13930 * output.cc: Include <cstring>.
13931 * script.cc: Include <cstring>.
13932 * script.h: Include <string>.
13933 * symtab.cc: Include <cstring> and <algorithm>.
13934 * target-select.cc: Include <cstring>.
13935 * version.cc: Include <string>.
13936 * testsuite/testmain.cc: Include <cstdlib>.
13937 * configure, config.in: Rebuild.
13939 2008-03-25 Ian Lance Taylor <iant@google.com>
13941 * options.cc: Include "../bfd/bfdver.h".
13942 (options::help): Print bug reporting address.
13944 * version.cc (print_version): Adjust output for current value of
13945 BFD_VERSION_STRING.
13949 * options.cc (options::help): Print list of supported targets.
13950 * target-select.h: Include <vector>.
13951 (class Target_selector): Make machine_, size_, and is_big_endian_
13952 fields const. Add bfd_name_ and instantiated_target_ fields.
13953 (Target_selector::Target_selector): Add bfd_name parameter.
13954 (Target_selector::recognize): Make non-virtual, call
13956 (Target_selector::recognize_by_name): Make non-virtual, call
13957 do_recognize_by_name.
13958 (Target_selector::supported_names): New function.
13959 (Target_selector::bfd_name): New function.
13960 (Target_selector::do_instantiate_target): New pure virtual
13962 (Target_selector::do_recognize): New virtual function.
13963 (Target_selector::do_recognize_by_name): New virtual function.
13964 (Target_selector::instantiate_target): New private function.
13965 (supported_target_names): Declare.
13966 * target-select.cc (Target_selector::Target_selector): Update for
13967 new parameter and fields.
13968 (select_target_by_name): Check that the name matches before
13969 calling recognize_by_name.
13970 (supported_target_names): New function.
13971 * i386.cc (class Target_selector_i386): Update Target_selector
13972 constructor call. Remove recognize and recognize_by_name. Add
13973 do_instantiate_target.
13974 * x86_64.cc (class Target_selector_x86_64): Likewise.
13975 * testsuite/testfile.cc (class Target_selector_test): Update for
13976 changes to Target_selector.
13978 * README: Rewrite, with some notes on unsupported features.
13980 2008-03-24 Cary Coutant <ccoutant@google.com>
13982 * i386.cc (Target_i386::Got_type): New enum declaration.
13983 (Target_i386::Scan::local): Updated callers of Output_data_got
13985 (Target_i386::Scan::global): Likewise.
13986 (Target_i386::Relocate::relocate): Likewise.
13987 (Target_i386::Relocate::relocate_tls): Likewise.
13988 * object.h (Got_offset_list): New class.
13989 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13990 (Sized_relobj::local_got_offset): Likewise.
13991 (Sized_relobj::set_local_got_offset): Likewise.
13992 (Sized_relobj::local_has_tls_got_offset): Removed.
13993 (Sized_relobj::local_tls_got_offset): Removed.
13994 (Sized_relobj::set_local_tls_got_offset): Removed.
13995 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13996 * output.cc (Output_data_got::add_global): Added got_type parameter.
13997 (Output_data_got::add_global_with_rel): Likewise.
13998 (Output_data_got::add_global_with_rela): Likewise.
13999 (Output_data_got::add_global_pair_with_rel): New function.
14000 (Output_data_got::add_global_pair_with_rela): New function.
14001 (Output_data_got::add_local): Added got_type parameter.
14002 (Output_data_got::add_local_with_rel): Likewise.
14003 (Output_data_got::add_local_with_rela): Likewise.
14004 (Output_data_got::add_local_pair_with_rel): New function.
14005 (Output_data_got::add_local_pair_with_rela): New function.
14006 (Output_data_got::add_global_tls): Removed.
14007 (Output_data_got::add_global_tls_with_rel): Removed.
14008 (Output_data_got::add_global_tls_with_rela): Removed.
14009 (Output_data_got::add_local_tls): Removed.
14010 (Output_data_got::add_local_tls_with_rel): Removed.
14011 (Output_data_got::add_local_tls_with_rela): Removed.
14012 * output.h (Output_data_got::add_global): Added got_type parameter.
14013 (Output_data_got::add_global_with_rel): Likewise.
14014 (Output_data_got::add_global_with_rela): Likewise.
14015 (Output_data_got::add_global_pair_with_rel): New function.
14016 (Output_data_got::add_global_pair_with_rela): New function.
14017 (Output_data_got::add_local): Added got_type parameter.
14018 (Output_data_got::add_local_with_rel): Likewise.
14019 (Output_data_got::add_local_with_rela): Likewise.
14020 (Output_data_got::add_local_pair_with_rel): New function.
14021 (Output_data_got::add_local_pair_with_rela): New function.
14022 (Output_data_got::add_global_tls): Removed.
14023 (Output_data_got::add_global_tls_with_rel): Removed.
14024 (Output_data_got::add_global_tls_with_rela): Removed.
14025 (Output_data_got::add_local_tls): Removed.
14026 (Output_data_got::add_local_tls_with_rel): Removed.
14027 (Output_data_got::add_local_tls_with_rela): Removed.
14028 * resolve.cc (Symbol::override_base_with_special): Removed
14029 reference to has_got_offset_ field.
14030 * symtab.cc (Symbol::init_fields): Replaced initialization
14031 of got_offset_ with got_offsets_. Removed initialization
14033 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
14034 (Symbol::got_offset): Likewise.
14035 (Symbol::set_got_offset): Likewise.
14036 (Symbol::has_tls_got_offset): Removed.
14037 (Symbol::tls_got_offset): Removed.
14038 (Symbol::set_tls_got_offset): Removed.
14039 (Symbol::got_offset_): Removed.
14040 (Symbol::tls_mod_got_offset_): Removed.
14041 (Symbol::tls_pair_got_offset_): Removed.
14042 (Symbol::got_offsets_): New field.
14043 (Symbol::has_got_offset): Removed.
14044 (Symbol::has_tls_mod_got_offset): Removed.
14045 (Symbol::has_tls_pair_got_offset): Removed.
14046 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
14047 (Target_x86_64::Scan::local): Updated callers of Output_data_got
14049 (Target_x86_64::Scan::global): Likewise.
14050 (Target_x86_64::Relocate::relocate): Likewise.
14051 (Target_x86_64::Relocate::relocate_tls): Likewise.
14053 2008-03-25 Ben Elliston <bje@au.ibm.com>
14055 * yyscript.y: Fix spelling error in comment.
14057 2008-03-24 Ian Lance Taylor <iant@google.com>
14059 * options.h (class General_options): Define build_id option.
14060 * layout.h (class Layout): Declare write_build_id, create_note,
14061 create_build_id. Add build_id_note_ member.
14062 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
14063 "libiberty.h", "md5.h", "sha1.h".
14064 (Layout::Layout): Initialize eh_frame_data_,
14065 eh_frame_hdr_section_, and build_id_note_.
14066 (Layout::finalize): Call create_build_id.
14067 (Layout::create_note): New function, broken out of
14068 Layout::create_gold_note.
14069 (Layout::create_gold_note): Call create_note.
14070 (Layout::create_build_id): New function.
14071 (Layout::write_build_id): New function.
14072 (Close_task_runner::run): Call write_build_id.
14074 * x86_64.cc: Correct license to GPLv3.
14076 2008-03-23 Ian Lance Taylor <iant@google.com>
14078 * options.cc: Include "demangle.h".
14079 (parse_optional_string): New function.
14080 (parse_long_option): Handle takes_optional_argument.
14081 (parse_short_option): Update dash_z initializer. Handle
14082 takes_optional_argument.
14083 (General_options::General_options): Initialize do_demangle_.
14084 (General_options::finalize): Set do_demangle_. Handle demangling
14086 * options.h (parse_optional_string): Declare.
14087 (struct One_option): Add optional_arg field. Update constructor.
14088 Update call constructor calls. Add takes_optional_argument
14090 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
14091 (DEFINE_optional_string): Define.
14092 (General_options::demangle): Change from DEFINE_bool to
14093 DEFINE_optional_string.
14094 (General_options::no_demangle): New function.
14095 (General_options::do_demangle): New function.
14096 (General_options::set_do_demangle): New function.
14097 (General_options::execstack_status_): Move definition to end of
14099 (General_options::static_): Likewise.
14100 (General_options::do_demangle_): New field.
14101 * object.cc (big_endian>::get_symbol_location_info): Call
14102 Options::do_demangle, not Options::demangle.
14103 * symtab.cc (demangle): Likewise.
14105 2008-03-22 Ian Lance Taylor <iant@google.com>
14107 * gold.h: Include <cstddef> and <sys/types.h>
14108 * options.h: Include <cstring>.
14110 2008-03-21 Ian Lance Taylor <iant@google.com>
14112 * Added source code to GNU binutils.